CN101871491B - Assembly line for second-generation automobile hub unit - Google Patents

Assembly line for second-generation automobile hub unit Download PDF

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CN101871491B
CN101871491B CN201010204611XA CN201010204611A CN101871491B CN 101871491 B CN101871491 B CN 101871491B CN 201010204611X A CN201010204611X A CN 201010204611XA CN 201010204611 A CN201010204611 A CN 201010204611A CN 101871491 B CN101871491 B CN 101871491B
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cylinder
inner ring
frame
frock
measuring
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CN101871491A (en
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杨书桐
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Jinan Yiheng Technology Co Ltd
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Jinan Yiheng Technology Co Ltd
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Abstract

The invention provides an assembly line for a second-generation automobile hub unit. The assembly line comprises inner ring transmission measuring equipment, outer ring transmission measuring equipment, a tray transmission line, a complete set of equipment, vibration detection equipment, play detection equipment, a grease filling detection device and bolt press mounting equipment, wherein, the inner ring transmission measuring equipment, the outer ring transmission measuring equipment and the complete set of equipment are connected by the tray transmission line; the set complete of equipment is connected with the vibration detection equipment by the transmission line; the vibration detection equipment is connected with the play detection equipment by a slipway; an end of the slipway is provided with a feeding mechanism which is connected with the grease filling detection equipment by an outlet line; and the vibration detection equipment and the front of the play detection equipment are both provided with conveyers. The assembly line can complete the whole assembling process of the second-generation automobile hub unit, carry out automatic detection for each procedure and automatic parameter setting, and realize automatically controlling operation of an executive mechanism by a PLC in accordance with procedure, thus achieving accurate control and strictly ensuring assembling quality.

Description

Assembly line for second-generation automobile hub unit
Technical field
The present invention relates to a kind of assembly equipment that is used for automobile two generations hub, belong to hub manufacturing technology field.
Background technique
Hub bearing used on the automobile is a generation, two generations and three generations according to its structural group composition, and two generations and three generations's hub bearing is also referred to as hub.The structure of second generation hub is as shown in Figure 1, comprises outer ring 01, steel ball 02, inner ring 03 and bolt 04, and outer ring 01 is a monolithic construction; Have flange plate on the outer ring 01; Be pressed with bolt 04 on the flange plate, between outer ring 01 and two inner rings 03 two row steel balls 02 be housed, each row steel ball all is fitted in the retainer; Two inner ring 02 back-to-back being installed in the outer ring 01, the outside of previous column steel ball is provided with seal ring.Second generation hub directly is connected to (the rotary-type automobile of inner ring) on the suspension through bolt 04, or is installed to (the rotary-type automobile in outer ring) on brake disc and the steel ring; The second generation hub of comparing outer ring 01 flanged dish with first generation hub bearing is characterized in that department of assembly's number of packages is less, and weight is lighter, and is easy for installation.
The concrete assemble flow of second generation hub is: select--steel ball of selecting is uniformly distributed with is press fit in the holder---retainer the is put into lower channel (near that of flange plate) of outer ring that meets an outer ring and two inner rings that reach required precision; In retainer, be pressed into steel ball; Simultaneously retainer is pressed that---the retainer that will press-fit steel ball is put into another raceway groove of outer ring, and inner ring is pressed into this end--vibration detects with play--injects lubricating grease and press-fit seal ring--pulsation measurement---bolt the is press fit into flange bolt hole of outer ring.The assembling work step of second generation hub is more than first generation hub bearing, from the apolegamy of component, the quality that assembly process control all is related to bearing, needs the project of detection also more.The most of operation of the assembling of automobile hub bearing at present still adopts artificial fit, and automaticity is low, manufacturing efficiency is low, and parameter control is not strict, can not guarantee quality of product.
Summary of the invention
The present invention is directed to the deficiency of existing second-generation automobile hub unit manufacturing technology, the assembly line for second-generation automobile hub unit that a kind of parameter precise control, automaticity are high, can ensure the quality of products is provided.
Assembly line for second-generation automobile hub unit of the present invention adopts following technological scheme:
This assembly line comprises inner ring conveying measuring equipment, outer ring conveying measuring equipment, pallet conveyor line, trap equipment, vibration detection equipment, play detection facility, greasing detection facility and bolt press-loading device; Inner ring carries measuring equipment, outer ring to carry measuring equipment to be connected through the pallet conveyor line with trap equipment, between trap equipment and inner ring conveying measuring equipment, is provided with the retaining discharge mechanism on this pallet conveyor line; Trap equipment is connected through a conveyer line with vibration detection equipment, also is provided with the retaining discharge mechanism on this conveyer line; Vibration detection equipment is connected through a slide unit with the play detection facility, and the end of this slide unit is provided with pusher, is connected through an output line between pusher and the greasing detection facility; The front of vibration detection equipment and play detection facility is equipped with Handling device; Inner ring is carried measuring equipment and outer ring to carry measuring equipment to be provided with shared Internal and external cycle and is carried computer and PLC programmable controller; Be provided with trap computer and trap PLC in the trap equipment; Be provided with vibration detection computer and vibration detection PLC in the vibration detection equipment; Be provided with play detection computations machine and play in the play detection facility and detect PLC, be provided with greasing computer and greasing PLC in the greasing detection facility, be provided with in the bolt press-loading device that bolt press-fits computer and bolt press-fits PLC; Computer in each equipment all is connected with PLC; Internal and external cycle carries computer to be connected with the communication of trap computer.
The retaining discharge mechanism comprises support, material retaining board, retaining blowing cylinder, connecting rod and coupling shaft; Retaining blowing cylinder is hinged on the support; One end of connecting rod is hinged with the piston rod of retaining blowing cylinder, and the other end of connecting rod is connected with coupling shaft, and material retaining board is connected the lower end of coupling shaft; Coupling shaft is installed on support, and the front of retaining blowing cylinder is provided with detecting switch.
1. inner ring carries measuring equipment to be used for the inner ring of hub is carried and measured, and selects two inner rings carrying the outer ring of exporting on the measuring equipment to be complementary with the outer ring through calculating, selects the steel ball of appropriate level thus.Inner ring carry measuring equipment comprise inner ring storage rack, inner ring input transfer line, retaining discharge mechanism, block, pusher, at a distance from screening device, inner ring primary election robot, the inner ring sorting just of material mechanism, material loading elevator mechanism, inner ring stepping mechanism, inner ring tiltedly expect, delivered inside line, inner ring waste material road and inner ring measuring device; The inner ring storage rack is arranged on the input end of inner ring input transfer line; The retaining discharge mechanism is installed on the inner ring input transfer line; Block is arranged on the end of inner ring input transfer line; At a distance from expecting that mechanism and pusher are separately positioned on the terminal both sides of inner ring input transfer line, are provided with feed platform between pusher and the material loading elevator mechanism; Inner ring just screening device is arranged between material loading elevator mechanism and the inner ring primary election robot, is provided with the inner ring stepping mechanism of conveying workpieces between material loading elevator mechanism, the first screening device of inner ring and the inner ring primary election robot; Inner ring primary election robot is arranged on the inner ring sorting and tiltedly expects the rear portion with inner ring waste material road; The delivered inside line be arranged on that the inner ring sorting is tiltedly expected and the inner ring measuring device between.Each actuator and Detecting element are all carried PLC with Internal and external cycle, carry PLC follow procedure control operation by Internal and external cycle.Each DATA REASONING element carries computer to be connected with Internal and external cycle, data is passed to computer handle.
(1) inner ring storage rack
The inner ring storage rack comprises frame, workpiece sensing switch bracket, material road and synchronous emptying device tilt; Each bar tilts to expect that the road is installed in the top of frame; Tilt to expect that at each bar the outlet port in road is equipped with synchronous emptying device, the front of emptying device is equipped with the workpiece sensing switch bracket in the frame both sides synchronously, and emptying device carries PLC to be connected with Internal and external cycle synchronously; The workpiece sensing switch bracket is equipped with detecting switch, and detecting switch carries computer to be connected with Internal and external cycle.Emptying device adopts Chinese patent number 200820024752 disclosed " expecting the synchronous emptying device in road " more synchronously.Detecting switch adopts luminous to closing.
(2) at a distance from material mechanism
Comprise at a distance from material cylinder, support, guide rod and separated material piece at a distance from material mechanism, rack-mount at a distance from the material cylinder, on the piston rod of expecting cylinder, be equipped with at a distance from the material piece, on the material piece, guide rod is installed also.
(3) pusher comprises support, pusher cylinder, expeller and guide rod, and the pusher cylinder is rack-mount, on the piston rod of pusher cylinder expeller is installed, and expeller is provided with guide rod, in case expeller rotates.
(4) material loading elevator mechanism
The material loading elevator mechanism comprises support, jack-up cylinder, guide rod and positioning head; Lift cylinder is rack-mount, and its piston rod is connected down and with connecting plate, and guide rod is installed on the connecting plate; The upper end of guide rod is connected with positioning head; One side of positioning head is provided with detecting switch, and this detecting switch carries computer to be connected with Internal and external cycle, and lift cylinder carries PLC to be connected with Internal and external cycle.
(5) inner ring stepping mechanism
The inner ring stepping mechanism comprises frame, lift cylinder, elevating bracket, mobile cylinder, shifting board and carrying finger; Lift cylinder is installed on the frame; Elevating bracket is connected on the piston rod of four lift cylinders, and elevating bracket is provided with guide rail, and shifting board is installed on the guide rail of elevating bracket and with the piston rod of mobile cylinder and is connected; Mobile cylinder is installed on the elevating bracket, and shifting board is provided with four pairs of carrying fingers; The two pairs of carryings finger place, the right that on frame, is positioned at shifting board is provided with the blowing post.The effect of blowing post is temporary transient the placement by two inner rings after the end of inner ring primary election measurement device, waits for inner ring primary election robot gripping.
(6) the first screening device of inner ring
Inner ring just screening device comprises that station is measured on measuring frame, lift cylinder, a left side and station is measured on the right side; Lift cylinder is installed in the bottom of measuring frame, and its piston rod is connected down and with connecting plate; A left side is measured station and is measured the left and right sides that station is installed in measuring frame with the right side; Both structures are identical, and each is measured station and includes measuring head and inner ring positioning shaft, and measuring head is installed in the top of measuring frame; The inner ring positioning shaft is installed in the axle bed of location, and the lower end of inner ring positioning shaft is connected with connecting plate.
Measuring head comprises displacement transducer, measuring rod, measurement pole socket and measures frock; Measuring rod is installed in to be measured in the pole socket; The lower end of measuring pole socket is connected with the measurement frock, and the lower end of measuring rod is stretched into and measured in the frock, and displacement transducer is installed in the top of measuring rod; Measure the retainer that the band steel ball is installed in the frock, displacement transducer carries computer to be connected with Internal and external cycle.
(7) inner ring primary election robot
Inner ring primary election robot comprises that frame, movable stand, sliding rail frame, slide rail, left lift cylinder, right lift cylinder, left hand refer to that cylinder frame, the right hand refer to that cylinder frame, left hand refer to that cylinder, the right hand refer to that cylinder, actuating motor and material taking hand refer to; Sliding rail frame is installed in the top of frame, and slide rail is installed on the sliding rail frame, and the end on the sliding rail frame is equipped with actuating motor, and actuating motor is connected with the interior drive chain of sliding rail frame through sprocket wheel, and movable stand is installed on the slide rail and with drive chain and is connected; Left side lift cylinder and right lift cylinder are installed on the movable stand, and left hand refers to that cylinder frame is connected with the piston rod of left lift cylinder and leads through guide rod; Left hand refers to that cylinder is installed in left hand and refers on the cylinder frame, and the right hand refers to that cylinder is installed in the right hand and refers on the cylinder frame, and left hand refers to that the cylinder and the right hand refer to that on the piston rod of cylinder material taking hand being installed all refers to.
(8) the inner ring sorting is tiltedly expected
The inner ring sorting tiltedly expects to be provided with many, is used to deposit the inner ring of different size scope, and the outlet port that every inner ring sorting is tiltedly expected is equipped with a retaining discharge mechanism.After the outer ring is measured and is finished; Internal and external cycle carries Computing to go out the inner ring that required and this outer ring are made into qualified play; Send instructions and carry PLC to Internal and external cycle; After Internal and external cycle carried PLC to receive instruction, the retaining discharge mechanism blowing on the place sorting of control pairing inner ring is tiltedly expected slipped on the delivered inside line inner ring.
(9) inner ring waste material road
Inner ring waste material road is used to hold the qualified inner ring that the underproof inner ring of primary election and inner ring sorting fail to lay down in tiltedly expecting; Its structure comprises waste material chute, reject box, finished product hopper, conversion cylinder and change-over panel; The outlet port of the waste material chute that reject box and finished product hopper are connected side by side; The joint is provided with rotating change-over panel, and change-over panel is hinged with the piston rod of conversion cylinder, and the conversion cylinder is installed on the support.
(10) inner ring measuring device
The inner ring measuring device comprises measuring frame, material loading cylinder, pusher cylinder, the plate that connects material, the plate lift cylinder that connects material, location axle bed, inner ring positioning shaft, preceding measurement station, back measurement station and positioning shaft toggle mechanism; The material loading cylinder is positioned at the end of internal transmission line, and the material loading piece is installed on its piston rod, and material loading piece place is equipped with the material loading detecting switch; The pusher cylinder is arranged on the top of material loading cylinder, on its piston rod pushing head is installed; The plate lift cylinder that connects material is installed on the measuring frame with the location axle bed, is connected with the plate that connects material on the piston rod of two plate lift cylinders that connect material; The inner ring positioning shaft is installed in the axle bed of location, and the plate that connects material is provided with the hole that the inner ring positioning shaft is stretched out, and the both sides of hole are provided with position detecting switch; Measure station before measuring frame is provided with and measure two identical measurement stations of station with the back, preceding measurement station and back are measured and are provided with between the station at a distance from material mechanism; Each is measured station and includes measuring head, lift cylinder and inner ring positioning shaft; Measuring head is installed in the top of measuring frame, and lift cylinder is installed in the bottom of measuring frame, and its piston rod is connected down and with connecting plate; Connecting plate is provided with guide rod, and the lower end of inner ring positioning shaft is connected with connecting plate; The inner ring positioning shaft is connected with the positioning shaft toggle mechanism; The positioning shaft toggle mechanism comprises stirs cylinder, rack and pinion, and gear is installed on the inner ring positioning shaft through spline, the wheel and rack engagement; Tooth bar is connected with the piston rod of stirring cylinder, stirs cylinder and gear all is fixedly connected on the measuring frame.
2. measuring equipment is carried in the outer ring
The outer ring carries measuring equipment to be used for the outer ring of second generation hub is carried and measured, and selects with inner ring through calculating and carries two steel balls that inner ring matches exporting on the measuring equipment.
The outer ring carries measuring equipment to comprise outer ring storage rack, outer ring input transfer line, block, feeding mechanism, buffering pusher, pusher, stock stop, outer ring measuring device and waste material ejecting mechanism; The outer ring storage rack is arranged on the input end of outer ring input transfer line; The end of outer ring input transfer line is provided with block, and the position of block is provided with detecting switch, and a side of block is provided with feeding mechanism; One side is provided with the buffering pusher; The feed end of outer ring measuring device is provided with pusher, and the front, measuring position of outer ring measuring device is provided with the stock stop that the outer ring is blocked, and the discharge end of outer ring measuring device is provided with the waste material ejecting mechanism.
The outer ring measuring device comprises measuring frame, measuring head lift cylinder, measures the headstock, measuring head, the plate that connects material, the plate lift cylinder that connects material, axle sleeve, outer ring positioning shaft, jacking cylinder, connecting plate and positioning shaft toggle mechanism; Connect material plate lift cylinder and axle sleeve is installed on the measuring frame, is connected with the plate that connects material on the piston rod of two plate lift cylinders that connect material, and the plate that connects material is provided with the hole that the outer ring positioning shaft is stretched out, and the both sides of hole are provided with position detecting switch; The jacking cylinder is installed in the bottom of measuring frame, and its piston rod is connected down and with connecting plate; The outer ring positioning shaft is installed in the axle sleeve through spline, and the lower end of outer ring positioning shaft also is connected with connecting plate, and the dribbling retainer is equipped with down in the upper end of outer ring positioning shaft; Axle sleeve is connected with the positioning shaft toggle mechanism, and the positioning shaft toggle mechanism comprises stirs cylinder, gear and tooth bar, stirs cylinder and is installed on the measuring frame, and tooth bar is connected with the piston rod of stirring cylinder, and gear is installed on the axle sleeve, the wheel and rack engagement; Measuring frame is provided with the column of band guide rail, measures the headstock and is installed on the guide rail of column, measures the headstock and is connected with the piston rod of measuring head lift cylinder, and the measuring head lift cylinder is installed in the upper end of column; Measuring head is installed in to be measured on the headstock, and the outside of the measurement frock of measuring head is equipped with the dribbling retainer.
3. pallet conveyor line
The pallet conveyor line is used for two inner rings and an outer ring after measuring are sent to trap device location place automatically, and the inside and outside circle after the trap in the trap equipment is carried next station.
The pallet conveyor line comprises support, upper conveyor belt, following conveyor belt, left lifting box, stop mechanism, pallet jacking mechanism and right lifting box, and upper conveyor belt is installed in parallel in up and down on the support with following conveyor belt, by drive motor drive running separately; Left side lifting box and right lifting box are separately positioned on the two ends of two conveyor belt, and upper conveyor belt is provided with rack-mount stop mechanism and pallet jack-up cylinder; Stop mechanism comprises stop cylinder and chock, and chock is installed on the piston rod of stop cylinder; The pallet jacking mechanism is arranged on the position with outer ring after the measurement end and inner ring release, and the pallet jacking mechanism comprises jack-up cylinder and top board, and top board is installed on the piston rod of jack-up cylinder cylinder, and top board is provided with guide rod.
Left side lifting box and right lifting box are positioned at the two ends of pallet conveyor line, pallet are risen and descend, so that pallet reciprocation cycle operation between upper conveyor belt and following conveyor belt.The structure of left side lifting box and right lifting box is the same; Comprise support, lifting frame, lift cylinder, stopper and conveyer; Lift cylinder is installed on the support 1, and lifting frame is installed on the piston rod of lift cylinder, and stopper and conveyer are arranged on the lifting frame.Conveyer comprises motor, drive chain and delivering chain, and motor is installed in the bottom of lifting frame, two delivering chain operations before and after motor drives through chain-driven, and two delivering chains dock with two delivering chains of upper conveyor belt.Stopper is used to block pallet, comprises stopping cylinder and stop piece, and stop piece is installed on the piston rod of jack-up cylinder.
4. trap equipment
Trap equipment is that the outer ring that is sent by the pallet conveyor line and two inner rings and steel ball and retainer are fitted together.Trap equipment comprises that steel ball feedway, cloth ball device, retainer steel ball press-loading apparatus, outer ring lower channel press-fit retainer steel ball device, device for sleeving, trap computer and trap PLC; Steel ball feedway, cloth ball device and retainer steel ball press-loading apparatus by after be provided with forward; The outer ring lower channel press-fits retainer steel ball device and is positioned at retainer steel ball press-loading apparatus right side, and device for sleeving is positioned at the right side that the outer ring lower channel press-fits retainer steel ball device; Steel ball feedway, cloth ball device, retainer steel ball press-loading apparatus, outer ring lower channel press-fit retainer steel ball device and are connected with the trap computer with Detecting element in the device for sleeving, and actuator all is connected with trap PLC.
(1) steel ball feedway
The steel ball feedway comprises feed bin frame, feed bin, vomit pipe and feeding robot; A feed bin holds a kind of steel ball of Dimensions; All feed bins are installed on the feed bin frame; The bottom of feed bin is provided with feed bin retaining blowing cylinder, and the piston rod of feed bin retaining blowing cylinder is connected with the material blocking block in the feed bin, and the piston rod of feed bin retaining blowing cylinder drives the material blocking block advance and retreat; The bottom of feed bin is provided with vomit pipe, and vomit pipe is provided with vomit pipe retaining blowing cylinder; The below of feed bin is provided with the feeding robot, and the feeding robot comprises frame, movable stand, longitudinal moving mechanism and transverse moving mechanism; Longitudinal moving mechanism is installed on the frame, and transverse moving mechanism is installed on the longitudinal moving mechanism through guide rail; Movable stand is installed in transverse moving mechanism, and movable stand can laterally move under the drive of transverse moving mechanism; The haul pipe is installed on the movable stand, and the bottom of haul pipe is provided with retaining blowing cylinder, with the blowing of control haul pipe.
(2) cloth ball device
The cloth ball device adopts Chinese patent document publication number CN201218288 disclosed " the cloth ball device in the bearing assembling ".
(3) retainer steel ball press-loading apparatus
Retainer steel ball press-loading apparatus is that steel ball is pressed in the retainer; Comprise frame, following frock support, seaming chuck and press-fit lift cylinder; Press-fit lift cylinder and be installed in the top of frame; The piston rod that press-fits lift cylinder is connected with connecting plate, and connecting plate is provided with guide pillar, and seaming chuck is installed on the connecting plate; Following frock is equipped with down frock on supporting, and the upper end of following frock is provided with the alley that is uniformly distributed with, and the contact-type detecting switch all is housed on each alley; The contact-type detecting switch is connected with the trap computer.
(4) the outer ring lower channel press-fits retainer steel ball device
The outer ring lower channel press-fits retainer steel ball device and comprises support, slide unit, left and right sidesing shifting cylinder, left cloth ball mechanism, press-fits cylinder, right cloth ball mechanism and following frock; The top of support is equipped with displacement cylinder and track, and slide unit is installed in orbit and is connected with the piston rod of displacement cylinder; Left side cloth ball mechanism, press-fit cylinder and right cloth ball mechanism is installed on the slide unit, press-fit on the piston rod of cylinder press-loading head is installed, the contact-type detecting switch corresponding with steel ball number is installed in the press-loading head, the contact-type detecting switch is connected with the trap computer; The bottom of support is provided with the identical frock down of two nested structures; Following frock comprises rotary cylinder, following positioning seat, following alignment axis and hold-down mechanism; Following positioning seat is positioned at the top of rotary cylinder; Both are installed on the support, and following alignment axis is installed in down in the positioning seat and with the piston rod of rotary cylinder and is connected; Hold-down mechanism is installed in down a side of frock; Comprise mobile substation, move forward and backward cylinder, clamping cylinder and compact heap; Move forward and backward cylinder, mobile substation and the rack-mount same position of following positioning seat; Mobile substation is connected with the piston rod that moves forward and backward cylinder, and clamping cylinder is installed on the mobile substation, is connected with compact heap on the piston rod of clamping cylinder.
(5) device for sleeving
Device for sleeving is used for retainer, inner ring and the outer ring of band steel ball are fitted in together.Its structure comprises frame, inner ring pressure head, trap cylinder, connecting plate and following positioning tool; The trap cylinder is installed in the top of frame, and the piston rod of trap cylinder is connected with connecting plate, and connecting plate is provided with guide pillar; The inner ring pressure head is installed on the connecting plate, and following positioning tool is installed in the bottom of frame.
5. conveyer line.
Conveyer line is used for the outer ring of the retainer that presses inner ring and band steel ball is transported to the position of vibration detection equipment.Its structure comprises conveyor belt, retaining discharge mechanism, pusher, elevator mechanism and feeding mechanism; The retaining discharge mechanism is arranged on the conveyor belt, and retaining discharge mechanism place is provided with a pair of detecting switch, and pusher is arranged on the end of conveyor belt, and is positioned at the place ahead of elevator mechanism; Elevator mechanism comprises lift cylinder and upper surface plate, and upper surface plate is connected with the piston rod of lift cylinder, and upper surface plate is provided with guide rod.
6. vibration detection equipment
Vibration detection equipment comprises that a station vibration detection device, upender, two station vibration detection devices, waste material release Cylinder Vibration detect PLC and vibration detection computer; Upender is arranged between two vibration detection devices; The front of two vibration detection devices and upender is provided with a slide unit; Waste material is released the discharge end that cylinder is arranged on two station vibration detection devices; And be positioned at a side of slide unit, and vibration detection device is connected with the vibration detection computer with vibration detection PLC, and upender is connected with vibration detection PLC.The operation of each device of vibration detection PLC follow procedure control.
The vibration detection device of two stations is respectively applied for the vibration detection when two retainer position steel balls turn round in the hub; Upender is used for a side wheel hub is turned, so that test another again after when testing the steel ball running vibration of a retainer position of wheel hub.If it is defective that wheel hub detects, just be sent to waste material and release cylinder location, waste material is released cylinder wheel hub is pushed reject box.
(1) vibration detection device
Vibration detection device comprises that support, motor, main shaft, probe stretch out cylinder, slide, jack-up cylinder, go up frock and following frock, and motor is installed in the top of support, and on main shaft seat, main shaft seat is rack-mount through Bearing Installation for main shaft; The upper end of main shaft is connected with motor; Last frock is installed in the lower end of main shaft; The jack-up cylinder is installed in the bottom of support, and the piston rod of jack-up cylinder is connected with slide, and following frock is installed on the slide; Following frock be positioned at slide unit below, two probes stretch out cylinder about also being equipped with on the support, probe stretches out on the piston rod of cylinder probe is installed, probe is connected with the vibration detection computer; Air cushion is installed on the support; Each cylinder all is connected with vibration detection PLC.
Last frock comprises connecting base, spring, slide pad and outer ring pressure head; Connecting base be positioned at main shaft lower end flange plate below, connecting base is through with the flange plate of main shaft lower end, is provided with spring between connecting base and the main shaft; The lower end of connecting base is connected with slide pad; Be provided with spring between the lower end of connecting base and the slide pad, the outer ring pressure head is arranged on the outside of slide pad, and is fixed on the support.
(2) upender
Upender comprises frame, lift cylinder, upset cylinder, finger cylinder and finger; Lift cylinder is installed on the frame; The upset cylinder is connected with the piston rod of lift cylinder, and the finger cylinder is installed on the upset cylinder, and finger mounted is on the piston rod of finger cylinder.
7. play detection facility
The play detection is measured the play amount and is used, and is placed on play to workpiece and detects the part place that knocks off, and operation play testing process through the displacement amount of both direction about the detection workpiece inner ring, thereby is calculated the play amount.
The play detection facility comprises that play detection device, play detection computations machine and play detect PLC, and the play detection device detects PLC with play detection computations machine and play and is connected the shared slide unit of play detection device and vibration detection device.The play detection device comprises jack-up cylinder, slide, inner ring clamping cylinder, following frock, following frock mandrel, mandrel seat, motor, support, goes up frock and gauge head; The jack-up cylinder is installed in the bottom of support, and slide is connected with the piston rod of jack-up cylinder; Following frock is installed in the upper end of slide, in the following frock frock mandrel is housed down, and the lower end of following frock mandrel is installed in the mandrel seat, and the mandrel seat is connected with the piston rod of inner ring clamping cylinder; Motor and inner ring clamping cylinder are installed on the slide, and motor is in transmission connection through band with following frock mandrel, wherein descends the belt pulley on the frock mandrel to be connected through spline with following frock mandrel, and is mounted on the slide; Last frock is installed in the top of support, and the top of last frock is provided with gauge head, and the rack-mount end of gauge head also is connected with play detection computations machine.End in contact on the lower end of gauge head and the main shaft of last frock; Each cylinder detects PLC with play and is connected.
Last frock comprises slide pad, outer ring pressure head, connecting base, axle sleeve, main shaft and main shaft seat, and connecting base is connected the lower end of main shaft, and the lower end of connecting base is provided with transition block; The lower end of transition block is connected with slide pad, is provided with spring between the lower end of transition block and the slide pad, and the outer ring pressure head is arranged on the outside of slide pad; And be fixed on the support; Main shaft is installed in the main shaft seat, and main shaft seat is sleeved in the axle sleeve, and the upper end of main shaft seat is provided with balancing weight.
8. greasing detection facility
The greasing detection facility is used for bearing is carried out quantitative grease-filling, press-fits seal ring, and the jerk value of bearing outer ring and seal ring is detected.The greasing detection facility comprises that grease filler, seal ring press-loading apparatus, jitter detection apparatus, greasing detection computations machine and greasing detect PLC.
(1) grease filler
Grease filler comprises frame, the cylinder of weighing, greasing cylinder, load cell, positioning seat, motor and greasing head down; The greasing cylinder is installed in the bottom of frame; Its piston rod is connected down and with connecting plate, and the cylinder of weighing is installed on the connecting plate, and the piston rod of the cylinder of weighing is connected with lower plate; Lower plate is equipped with guide rod, is connected with upper linking plate on the guide rod; Load cell is installed on the frame, and following positioning seat is installed on the upper linking plate, and the upper end of load cell is stretched into down in the endoporus of frock; Motor is installed in the top of frame, and motor is connected with greasing head through driving mechanism, drives greasing head and rotates, and greasing head is installed in the greasing headstock, and the greasing headstock is installed in the top of frame; Be provided with the greasing hole that is uniformly distributed with in the greasing head; Load cell is connected with greasing detection computations machine, and the cylinder of weighing, greasing cylinder and motor detect PLC with greasing and be connected.
(2) seal ring press-loading apparatus
The seal ring press-loading apparatus comprises frame, following frock, goes up frock, connecting plate and pneumohydraulic pressure-cylinder, and pneumohydraulic pressure-cylinder is installed in the upper end of frame, and connecting plate is installed on the piston of pneumohydraulic pressure-cylinder, and connecting plate is provided with guide rod; Last frock is installed in the bottom surface of connecting plate, which is provided with the groove of laying seal ring; Following frock be installed on the frame and be positioned at frock under.
Manual work is put into down the hub after the greasing on the frock, seal ring is placed in the groove of frock.Start pneumohydraulic pressure-cylinder, the seal ring drives on the frock is placed and is pressed down, with seal ring be pressed onto after the position pneumohydraulic pressure-cylinder drive upward frock return.
(3) pulsation measurement device
The pulsation measurement device comprises frame, lift cylinder, following frock, running shaft, motor and gauge head; Lift cylinder is installed on the frame; Its piston rod is connected with following frock, and motor is installed in the top of frame, and motor is connected with running shaft through driving mechanism; Running shaft is installed in the axle bed, and axle bed is installed on the frame 1; Gauge head is installed on the frame, comprises fitting seat, displacement transducer, push rod and probe, and push rod is installed in the fitting seat, displacement transducer be fixed on fitting seat the upper end and with the last end in contact of push rod, probe is installed in the lower end of push rod; Displacement transducer is connected with greasing detection computations machine, and motor detects PLC with lift cylinder and greasing and is connected.
9. bolt press-loading device
The bolt press-loading device comprises base, support, Rotary tray, motor, band transmission, following frock, goes up frock and pneumohydraulic pressure-cylinder; Support is installed on the base; Rotary tray is installed in the bottom of support; Motor is installed on the base, and motor is connected through driving mechanism with the lower end of Rotary tray, and following frock is installed in the upper end of Rotary tray; Pneumohydraulic pressure-cylinder is vertically rack-mount, and last frock is connected on the piston rod of pneumohydraulic pressure-cylinder; Pneumohydraulic pressure-cylinder detects PLC with greasing and is connected.
The present invention can accomplish whole assembly processes of second-generation automobile hub unit, and each operation has all been realized automatic detection, has avoided reject to flow into subsequent processing; The parameter automatic setting; Automatically detect,, avoided the influence of personal factor quality of product by the operation of PLC according to procedure auto-control actuator; Realized accurate control, strict guarantee assembly quality.
Description of drawings
Fig. 1 is the structural representation of second-generation automobile hub unit.
Fig. 2 is the integral arrangement schematic representation of second generation hub unit assembly line of the present invention.
Fig. 3 is the structural representation of retaining discharge mechanism.
Fig. 4 is the structural configuration schematic representation that inner ring is carried measuring equipment.
Fig. 5 is the structural representation that inner ring is carried the inner ring storage rack in the measuring equipment.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is that inner ring is carried pusher and the separated structural representation of expecting mechanism in the measuring equipment.
Fig. 8 is the structural representation that inner ring is carried the material loading elevator mechanism in the measuring equipment.
Fig. 9 is the structural representation that inner ring is carried the inner ring stepping mechanism in the measuring equipment.
Figure 10 is the left view of Fig. 9.
Figure 11 is the plan view of Fig. 9.
Figure 12 is the structural representation that inner ring is carried the first screening device of inner ring in the measuring equipment.
Figure 13 is the structural representation of the measuring head in the first screening device of inner ring.
Figure 14 is that inner ring is carried the inner ring primary election robot construction schematic representation in the measuring equipment.
Figure 15 is the structural representation that inner ring is carried the inner ring waste material road in the measuring equipment.
Figure 16 is the structural representation that inner ring is carried the inner ring measuring device in the measuring equipment.
Figure 17 is the structural configuration schematic representation that measuring equipment is carried in the outer ring.
Figure 18 is the structural representation of outer ring measuring device.
Figure 19 is the structural configuration schematic representation of pallet conveyor line.
Figure 20 is the structural representation of lifting box in the pallet conveyor line.
Figure 21 is the structural configuration schematic representation of trap equipment.
Figure 22 is the structural representation of the steel ball feedway in the trap equipment.
Figure 23 is the structural representation of cloth ball device in the trap equipment.
Figure 24 is the left view of Figure 23.
Figure 25 is the plan view of Figure 23.
Figure 26 is the structural representation of retainer steel ball press-loading apparatus in the trap equipment.
Figure 27 is the structural representation that the outer ring lower channel press-fits retainer steel ball device in the trap equipment.
Figure 28 is the plan view of Figure 27.
Figure 29 is the structural representation of the device for sleeving in the trap equipment.
Figure 30 is the structural configuration schematic representation of conveyer line.
Figure 31 is the structural configuration schematic representation of vibration detection equipment.
Figure 32 is the structural representation of the vibration detection device in the vibration detection equipment.
Figure 33 is a structural representation of going up frock in the vibration detection device.
Figure 34 is the structural representation of the upender in the vibration detection equipment.
Figure 35 is the structural configuration schematic representation of play detection facility.
Figure 36 is the structural representation of play detection facility middle reaches clearance detection apparatus.
Figure 37 is a structural representation of going up frock in the play detection device.
Figure 38 is the structural representation of the grease filler in the greasing equipment.
Figure 39 is the structural representation of the seal ring press-loading apparatus in the greasing equipment.
Figure 40 is the structural representation of jitter detection apparatus.
Figure 41 is the structural representation of bolt press-loading device.
Wherein: 01, outer ring, 02, the retainer of band steel ball, 03, inner ring, 04, seal ring, 05, bolt; 1, inner ring is carried measuring equipment, and 2, the outer ring carries measuring equipment, 3, the pallet conveyor line, 4, trap equipment; 5, conveyer line, 6, Handling device, 7, vibration detection equipment, 8, the play detection facility; 9, Handling device, 10, the greasing detection facility, 11, the retaining discharge mechanism, 12, output line; 13, slide unit, 14, pusher, 15, the bolt press-loading device; 1101, support, 1102, material retaining board, 1103, retaining blowing cylinder, 1104, connecting rod, 1105, coupling shaft; 101, inner ring storage rack, 102, inner ring input transfer line, 103, the retaining discharge mechanism, 104, block, 105, pusher, 106, at a distance from material mechanism, 107, the material loading elevator mechanism; 108, inner ring stepping mechanism, 109, inner ring just screening device, 110, inner ring primary election robot, 111, inner ring buffering chute, 112, the delivered inside line, 113, inner ring waste material road, 114, the inner ring measuring device, 115, feed platform; 1011, frame, 1012, the workpiece sensing switch bracket, 1013, the material road that tilts, 1014, emptying device synchronously; 1051, expeller, 1052, guide rod, 1053, the pusher cylinder, 1054, support, 1055, preceding detecting switch, 1056, the back detecting switch, 1061, at a distance from the material cylinder, 1062, support, 1063, guide rod, 1064, at a distance from the material piece; 1071, support, 1072, lift cylinder, 1073, guide rod, 1074, positioning head, 1075, connecting plate; 1081, frame, 1082, lift cylinder, 1083, the blowing post, 1084, elevating bracket, 1085, shifting board, 1086, the carrying finger, 1087, move cylinder; 1091, station is measured on a left side, and 1092, the right station of measuring, 1093, measuring head, 1094, the location axle bed, 1095, the inner ring positioning shaft, 1096, lift cylinder, 1097, guide rod, 1098, connecting plate, 1099, measuring frame; 10931, displacement transducer, 10932, measuring rod, 10933, measure frock, 10934, the retainer of band steel ball, 10935, measure pole socket; 1101, frame, 1102, movable stand, 1103, sliding rail frame, 1104, left lift cylinder; 1105, right lift cylinder, 1106, left hand refers to cylinder, 1107, the right hand refers to cylinder; 1108, actuating motor, 1109, material taking hand refers to, 11010, slide rail; 11011, left hand refers to cylinder frame, 11012, the right hand refers to cylinder frame, 11013, guide rod; 1131, inner ring waste material road, 1132, reject box, 1133, the finished product hopper, 1134, the conversion cylinder, 1135, change-over panel; 1141, material loading cylinder, 1142, the pusher cylinder, 1143, preceding measurement station, 1144, the back measures station, 1145, the plate lift cylinder connects material; 1146, measuring head, 1147, lift cylinder, 1148, stir cylinder, 1149, the plate that connects material, 11410, slide unit; 11411, inner ring positioning shaft, 11412, tooth bar, 11413, the location axle bed, 11414, measuring frame, 11415, connecting plate; 11416, material loading piece, 11417, pushing head, 11418, hole, 11419, guide rod; 201. the oblique bin in outer ring, 202, outer ring input transfer line, 203, buffering pusher cylinder, 204, block, 205, feeding cylinder, 206, the pusher cylinder, 207, the outer ring measuring device, 208, the backgauge cylinder, 209, waste material releases cylinder, 210, reject box; 2071, measuring frame, 2072, column, 2073, guide rail, 2074, the measuring head lift cylinder, 2075, measure the headstock; 2076, measuring head, 2077, on the retainer of dribbling, 2078, the plate that connects material, 2079, the plate lift cylinder connects material; 20710, the retainer of dribbling down, 20711, the outer ring positioning shaft, 20712, the jacking cylinder, 20713, connecting plate; 20714, stir cylinder, 20715, gear, 20716, tooth bar, 20717, axle sleeve; 301, support, 302, upper conveyor belt, 303, conveyor belt down, 304, left lifting box, 305, stop mechanism, 306, the pallet jacking mechanism, 307, right lifting box, 308, pallet; 3041, support, 3042, motor, 3043, lift cylinder, 3044, stopper, 3045, chain-driven, 3046, delivering chain, 3047, lifting frame; 401, steel ball feedway, 402, the cloth ball device, 403, retainer steel ball press-loading apparatus, 404, the outer ring lower channel press-fits retainer steel ball device, 405, device for sleeving; 4011. the feed bin frame, 4012, longitudinal moving mechanism, 4013, transverse moving mechanism, 4014, the haul pipe; 4015, retaining blowing cylinder, 4016, vomit pipe, 4017, feed bin, 4018, feed bin retaining blowing cylinder; 4019, vomit pipe retaining blowing cylinder, 40110, frame, 40111, movable stand; 4021, material pipe, 4022, the blowing cylinder, 4023, the cloth bulb, 4024, distributing disc; 4025, ball-dropping hole, 4026, the feeding cylinder, 4027, discharge plate, 4028, ball hole down; 4029, lift cylinder, 40210, frame, 40211, axis, 40212, motor; 40213, driving mechanism, 40214, link press span, 40215, drive cylinder; 4031, support down 4032, frame, 4033, seaming chuck, 4034, press-fit lift cylinder, 4035, cloth ball seat down, 4036, retainer, 4037, steel ball, 4038, connecting plate; 4041, left cloth ball mechanism, 4042, press-fit cylinder, 4043, right cloth ball mechanism, 4044, move forward and backward cylinder; 4045, rotary cylinder, 4046, mobile substation, 4047, support, 4048, slide unit; 4049, press-loading head, 40410, following alignment axis, 40411, compact heap, 40412, clamping cylinder; 40413, following positioning seat, 40414, track, 40415, the displacement cylinder; 4051, frame, 4052, the inner ring pressure head, 4053, the trap cylinder, 4054, positioning seat down, 4055, connecting plate, 4056, retainer, 4057, steel ball; 501, conveyor belt, 502, the retaining discharge mechanism, 503, pusher, 504, elevator mechanism, 505, feeding cylinder; 701, a station vibration detection device, 702, upender, 703, two station vibration detection devices, 704, waste material releases cylinder; 7011, air cushion, 7012, support, 7013, probe stretches out cylinder, 7014, probe, 7015, motor, 7016, coupling, 7017, main shaft, 7018, go up frock, 7019, frock down, 70110, slide, 70111, the jack-up cylinder, 70112, main shaft seat; 70181, inner ram, 70182, outer ram, 70183, briquetting; 7021. frame, 7022, lift cylinder, 7023, the upset cylinder, 7024, the finger cylinder, 7025, finger; 1201, retaining discharge mechanism, 1202, waste material releases cylinder, 1203, reject box; 801, jack-up cylinder, 802, slide, 803, the inner ring clamping cylinder, 804, frock down, 805, frock mandrel down, 806, the mandrel seat, 807, motor, 808, the band transmission, 809, support, 810, go up frock, 8011, gauge head; 8101, inner ram, 8102, outer ram, 8103, briquetting, 8104, main shaft seat, 8105, balancing weight, 8106, locking nut, 8107, axle sleeve, 8108, main shaft; 10011, frame, 10012, lower plate, 10013, the cylinder of weighing, 10014, the greasing cylinder; 10015, load cell, 10016, following positioning seat, 10017, upper linking plate; 10018, guide rod, 10019, motor, 100110, connecting plate; 100111, band transmission, 100112, the greasing headstock, 100113, greasing head; 10021, frame, 10022, following frock, 10023, go up frock, 10024, connecting plate, 10025, guide rod, 10026, pneumohydraulic pressure-cylinder; 10031, frame, 10032, lift cylinder, 10033, frock down, 10034, running shaft, 10035. motors, 10036, the band transmission, 10037, displacement transducer, 10038, push rod, 10039, axle bed, 100310, probe, 100311, fitting seat; 1501, motor, 1502, base, 1503, the band transmission, 1504, frock down, 1505, Rotary tray, 1506, support, 1507, go up frock, 1508, pneumohydraulic pressure-cylinder, 1509, press mounting hole.
Embodiment
The integral arrangement of assembly line for second-generation automobile hub unit of the present invention is as shown in Figure 2, comprises inner ring conveying measuring equipment 1, outer ring conveying measuring equipment 2, pallet conveyor line 3, trap equipment 4, vibration detection equipment 7, play detection facility 8, greasing detection facility 10 and bolt press-loading device 15.Inner ring carries measuring equipment 1, outer ring to carry measuring equipment 2 to be connected through a pallet conveyor line 3 with trap equipment 2, between trap equipment 2 and inner ring conveying measuring equipment, is provided with retaining discharge mechanism 11 on this pallet conveyor line 3.Trap equipment 7 is connected through a conveyer line 5 with vibration detection equipment 8, also is provided with the retaining discharge mechanism on this conveyer line 5.Vibration detection equipment 8 is connected through a slide unit 13 with play detection facility 9, and the end of this slide unit 13 is provided with pusher 14, is connected through an output line 12 between pusher 14 and the greasing detection facility 10.The front of vibration detection equipment 8 is provided with Handling device 6, and the front of play detection facility 9 is provided with Handling device 9.Inner ring carries measuring equipment 1 and outer ring to carry computer of measuring equipment 2 shared data captures and processing usefulness (be called Internal and external cycle and carry computer) and PLC programmable controller (be called Internal and external cycle and carry PLC); Be provided with trap computer and trap PLC in the trap equipment 4; Be provided with vibration measurement in the vibration detection equipment 3 and calculate machine and vibration measurement PLC; Be provided with play metering computer and play in the play detection facility 4 and measure PLC; Be provided with greasing computer and greasing PLC in the greasing detection facility 5, be provided with in the bolt press-loading device 15 that bolt press-fits computer and bolt press-fits PLC; Computer in each equipment all is connected with PLC.Internal and external cycle is carried computer, and communication is connected with the trap computer.
Handling device 6 adopts the Chinese patent document patent No. 200820024753 disclosed " the equidistant stepping Handling devices of cylinder class part " with Handling device 9.
The structure of retaining discharge mechanism 11 is as shown in Figure 3; Comprise support 1101, material retaining board 1102, retaining blowing cylinder 1103, connecting rod 1104 and coupling shaft 1105; Retaining blowing cylinder 1103 is hinged on the support 1101, and an end of connecting rod 1104 is hinged with the piston rod of retaining blowing cylinder 1103, and the other end of connecting rod 1104 is connected with coupling shaft 1105; Material retaining board 1102 is connected the lower end of coupling shaft 1105, and coupling shaft 1105 is installed on the support 1101.The front of retaining blowing cylinder 1103 is provided with detecting switch.Retaining blowing cylinder 1103 is connected with trap PLC, and trap PLC control keeps off blowing cylinder 1103 and moves, and workpiece is let pass determining whether.Detecting switch is connected with the trap computer, confirms to have or not on the pallet conveyor line 3 workpiece (pallet of band Internal and external cycle) through detecting switch, if then do not notify the retaining discharge mechanism 11 blowings.When needing blowing, 1103 actions of retaining blowing cylinder, its piston rod promotes connecting rod 1103 and rotates, and rotates thereby drive coupling shaft 1105, and the material retaining board 1102 that is connected with coupling shaft 1105 deflection thereupon goes out pallet conveyor line 3, and the pallet on the pallet conveyor line 3 is let pass.Have many places to use the retaining discharge mechanism among the present invention, the retaining discharge mechanism of mentioning everywhere all adopts structure shown in Figure 3.
Pusher 14 has in the present invention also has many places to use, and pusher structure everywhere all is the same, and its structure is carried in the measuring equipment 1 at inner ring and introduced in detail.
One. inner ring is carried measuring equipment 1
Inner ring carries measuring equipment 1 to be used for the inner ring of hub is carried and measured, and selects two inner rings carrying the outer ring of output on the measuring equipment 2 to be complementary with the outer ring through calculating, selects the steel ball of appropriate level thus.
Inner ring carries the structural configuration of measuring equipment 1 as shown in Figure 4, comprise inner ring storage rack 101, inner ring input transfer line 102, retaining discharge mechanism 103, block 104, pusher 105, at a distance from screening device 109, inner ring primary election robot 110, the inner ring sorting just of material mechanism 106, material loading elevator mechanism 107, inner ring stepping mechanism 108, inner ring tiltedly expect 111, delivered inside line 112, inner ring waste material road 113 and inner ring measuring device 114.Inner ring storage rack 101 is arranged on the input end of inner ring input transfer line 102, is used for the inner ring input transfer of sliding on the inner ring storage rack 101 to next station.Retaining discharge mechanism 103 is installed on the inner ring input transfer line 102, is used to control inner ring and whether moves ahead.Block 104 is arranged on the end of inner ring input transfer line 102, is used to block the inner ring that moves on the inner ring input transfer line 102.At a distance from expecting that mechanism 106 and pusher 105 are separately positioned on the terminal both sides of inner ring input transfer line 102; Mechanism 106 is used for former and later two inner rings spaced apart at a distance from material; Pusher 105 is used for shifting two inner rings that separate onto material loading elevator mechanism 107, is provided with feed platform 115 between pusher 105 and the material loading elevator mechanism 107.Material loading elevator mechanism 107 is used for two inner rings are risen.Inner ring just screening device 109 is arranged between material loading elevator mechanism 107 and the inner ring primary election robot 110, is provided with the inner ring stepping mechanism 108 of conveying workpieces between material loading elevator mechanism 107, the first screening device 109 of inner ring and the inner ring primary election robot 110; Inner ring stepping mechanism 108 is used for two inner rings that rise on the material loading elevator mechanism 107 are moved to inner ring screening device 109 just; The fetch bit of treating that simultaneously two inner rings after measuring on the first screening device 109 of inner ring is moved on the inner ring stepping mechanism 108 is put, and inner ring just screening device 109 is measured two inner rings simultaneously.Inner ring primary election robot 110 be arranged on the inner ring sorting tiltedly expect 111 with the rear portion in inner ring waste material road 113; Inner ring primary election robot 110 grasps on the inner ring stepping mechanisms 108 and treats the inner ring that fetch bit is put, by measurement result be placed into respectively the inner ring sorting tiltedly expect 111 with inner ring waste material road 113 in.Delivered inside line 112 be arranged on the inner ring sorting tiltedly expect 111 and inner ring measuring device 114 between.Delivered inside line 112 is expected tiltedly with the inner ring sorting that inner ring in 111 is transported in the inner ring measuring device 114 and is measured more accurately.Each actuator and Detecting element are all carried PLC with Internal and external cycle, carry PLC follow procedure control operation by Internal and external cycle.Each DATA REASONING element carries computer to be connected with Internal and external cycle, data is passed to computer handle.Below each several part is specified.
1. the inner ring storage rack 101
Inner ring storage rack 101 is arranged in the input end of inner ring input transfer line 102; Its structure is as shown in Figure 5; Comprise frame 1011, workpiece sensing switch bracket 1012, tilt to expect road 1013 and synchronous emptying device 1014; Each bar tilts to expect that road 1013 is installed in the top of frame 1011; Tilt to expect that at each bar the outlet port in road 1013 is equipped with synchronous emptying device 1014, the front of emptying device 1014 is equipped with workpiece sensing switch bracket 1012 in frame 1011 both sides synchronously, and workpiece sensing switch bracket 1012 is equipped with detecting switch.Emptying device 1014 adopts Chinese patent number 200820024752 disclosed " expecting the synchronous emptying device in road " more synchronously.Emptying device 1014 carries PLC to be connected with Internal and external cycle synchronously, and Internal and external cycle carries PLC to control synchronous emptying device 1014 actions, and inner ring is put on the inner ring input transfer line 102.Detecting switch on the workpiece sensing switch bracket 1012 carries computer to be connected with Internal and external cycle, confirms to tilt to expect to have or not workpiece (inner ring) in the road 1013 through detecting switch, and detecting switch adopts luminous to closing.
Through manual work inner ring is put into each bar and tilts to expect on the road 1013, blowing is accomplished in each material road 1013 that tilts simultaneously under the drive of synchronous emptying device 1014, makes inner ring entering inner ring input transfer line 102; Start inner ring input transfer line 102, inner ring continues to move ahead, and arrives the position of retaining discharge mechanism 103.
2. keep off discharge mechanism 103
The structure of retaining discharge mechanism 3 is the same with structure shown in Figure 3, and the retaining blowing cylinder in the retaining discharge mechanism 103 carries PLC to be connected with Internal and external cycle, and the front of retaining blowing cylinder is provided with detecting switch.Internal and external cycle is carried the action of PLC control retaining blowing cylinder, inner ring is let pass determining whether.Detecting switch carries computer to be connected with Internal and external cycle, confirms to have or not workpiece (inner ring) on the inner ring input transfer line 102 through detecting switch, if then do not notify a last station blowing (inner ring).
3. at a distance from material mechanism 106 and pusher 105
Structure at a distance from material mechanism 106 and pusher 105 is as shown in Figure 7.Comprise at a distance from material cylinder 1061, support 1062, guide rod 1063 and separated material piece 1064 at a distance from material mechanism 106; Be installed on the support 1062 at a distance from material cylinder 1061; On the piston rod of material cylinder 1061, be equipped with at a distance from material piece 1064; For preventing rotation, on material piece 1064, guide rod 1063 is installed also, detecting switch 1069 and back detecting switch 10610 before the front and back of material piece 1064 are respectively equipped with at a distance from material piece 1064.
Pusher 105 comprises support 1054, pusher cylinder 1053, expeller 1051 and guide rod 1052; Pusher cylinder 1053 is installed on the support 1054; Expeller 1051 is installed on the piston rod of pusher cylinder 1053, and expeller 1051 is provided with guide rod 1052, in case expeller 1051 rotates.Preceding detecting switch 1055 all carries computer to be connected with Internal and external cycle with back detecting switch 1056, and pusher cylinder 1053 all is connected with Internal and external cycle conveying PLC with separated material cylinder 1061, and Internal and external cycle is carried the operation of PLC follow procedure control cylinder.
Current detection switch 1069 detects when not expecting, Internal and external cycle is carried PLC control retaining discharge mechanism 3 automatic dischargings, and inner ring arrives block 4 places through inner ring input transfer line 2; After current detection switch 1069 detected material is arranged, the piston rod that Internal and external cycle carries PLC to control at a distance from material cylinder 1061 drove at a distance from expecting that piece 1064 stretches out, and a back inner ring and previous inner ring are separated.When after after detecting switch 10610 detects a back inner ring, Internal and external cycle is carried 1053 actions of PLC control pusher cylinder, promote two inner rings along feed platform 115 to material loading elevator mechanism 7.The piston rod of pusher cylinder 1053 and separated material cylinder 1061 returns then.
Have many places to use at a distance from material mechanism and pusher among the present invention, that mentions everywhere all adopts structure shown in Figure 7 at a distance from material mechanism and pusher.
4. the material loading elevator mechanism 107
The structure of material loading elevator mechanism 107 is as shown in Figure 8, comprises support 1071, jack-up cylinder 1072, guide rod 1073 and positioning head 1074, and lift cylinder 1072 is installed on the support 1071; Its piston rod is connected down and with connecting plate 1075; Two guide rods 1073 are installed on the connecting plate 1075, and the upper end of guide rod 1073 is connected with positioning head 1074, and a side of positioning head 1074 is provided with detecting switch; This detecting switch carries computer to be connected with Internal and external cycle, and lift cylinder 1072 carries PLC to be connected with Internal and external cycle.
Pusher 105 is shifted two inner rings onto the place, top position of two positioning heads 1074 of material loading elevator mechanism 107 through feed platform 115; When detecting switch has detected material; Internal and external cycle carries PLC control jack-up cylinder 1072 to start; The piston rod of jack-up cylinder 1072 drives two positioning heads 1074 and rises, and positioning head 1074 is with the inner ring jack-up of its top, and wait inner ring stepping mechanism 108 is got material.
5. the inner ring stepping mechanism 108
The structure of inner ring stepping mechanism 108 such as Fig. 9, Figure 10 and shown in Figure 11 comprise frame 1081, lift cylinder 1082, elevating bracket 1084, move cylinder 1087, shifting board 1085 and carry finger 1086.Four lift cylinders 1082 are installed on the frame 1081, and elevating bracket 1084 is connected on the piston rod of four lift cylinders 1082, and elevating bracket 1084 can jack-up under the effect of lift cylinder 1082.Elevating bracket 1084 is provided with guide rail, and shifting board 1085 is installed on the guide rail of elevating bracket 1084 and with the piston rod of mobile cylinder 1087 and is connected, and moves cylinder 1087 and is installed on the elevating bracket 1084, and shifting board 1085 is provided with four pairs of carrying fingers 1086.Two pairs of carrying fingers, 1086 places, the right that on frame 1081, are positioned at shifting board 1085 are provided with blowing post 1083.The effect of blowing post 1083 is temporary transient placements by two inner rings after the inner ring screening device 109 measurement end just, waits for that inner ring primary election robot 1010 grasps.
When material loading elevator mechanism 1087 lifts two inner rings; The piston rod of lift cylinder 1082 is in retracted mode, and the piston rod that moves cylinder 1087 simultaneously stretches out, drive shifting board 1085 and on carrying finger 1086 be moved to the left; Two couples carrying finger in left side is inserted in two inner ring belows respectively; Lift cylinder 1082 starts then, drive elevating bracket 1084 and on shifting board 1085 rise with carrying finger 1086, inner ring is handled upside down finger 1086 bands from material loading elevator mechanism 107.After putting in place, rising moves the piston rod withdrawal of cylinder 1088; Drive shifting board 1085 and on carrying finger 1086 move right; Inner ring is moved to the inner ring top of screening device 109 just; The piston rod of lift cylinder 1082 withdrawal then drives inner ring and descends, and inner ring is fallen on the inner ring positioning shaft 1095 of measuring station 1091 and right measurement station 1092 in the first screening device of inner ring 109 left sides (referring to Figure 12).Again blowing on the positioning head 1074 of material loading elevator mechanism 107.Handling process after the measurement of the first screening device 109 of inner ring finishes sees for details about the inner ring narration of screening device 109 just.
6. the first screening device 109 of inner ring
The structure of the first screening device 109 of inner ring is shown in figure 12, comprises that station 1091 is measured on measuring frame 1097, lift cylinder 1096, a left side and station 1092 is measured on the right side.Lift cylinder 1096 is installed in the bottom of measuring frame 1097, and its piston rod is connected down and with connecting plate 1098.A left side is measured station 1091 and is measured the left and right sides that station 1092 is installed in measuring frame 1097 with the right side, and both structures are identical.Each is measured station and includes measuring head 1093 and inner ring positioning shaft 1095; Measuring head 1093 is installed in the top of measuring frame 1097; Inner ring positioning shaft 1095 is installed in the axle bed 1094 of location; The lower end of inner ring positioning shaft 1095 is connected with connecting plate 1098, and the inner ring positioning shaft 1095 of two stations rises or descends under the piston rod of lift cylinder 1096 drives.
The structure of measuring head 1093 is shown in figure 13; Comprise displacement transducer 10931, measuring rod 10932, measure pole socket 10935 and measure frock 10933; Measuring rod 10932 is installed in to be measured in the pole socket 10935, and the lower end of measuring pole socket 10935 is connected with measurement frock 10933, and the lower end of measuring rod 10932 is stretched into and measured in the frock 10933; Displacement transducer 10931 is installed in the top of measuring rod 10932, measures the retainer 10934 that the band steel ball is installed in the frock 10933.Displacement transducer 10931 carries computer to be connected with Internal and external cycle.
Lift cylinder 1096 drive inner ring positioning shafts 1095 and on inner ring rise to the position of measuring head 1093, the bear inner ring grooved railway retainer 10934 interior with measuring frock compresses and contacts.Beginning primary election is measured, and measures the channel dimensions of inner ring, carries computer to carry out data processing by Internal and external cycle.After measuring end, inner ring positioning shaft 1095 descends.Material loading elevator mechanism 107 lifts two inner rings on it; Inner ring stepping mechanism 108 repeats carrying work; Two inner rings and the left station 1091 of measuring carried simultaneously on the material loading elevator mechanism 107 move to right with right two inner rings measuring on the station 1092; Two inner rings on the material loading elevator mechanism 107 are fallen on the inner ring positioning shaft 1095; Two inner rings on the inner ring positioning shaft 1095 are moved in the inner ring stepping mechanism 108 on two blowing posts 1083, and two inner rings on the blowing post 1083 grasp through inner ring primary election robot 110.
Measure and finish; It is qualified or defective according to data in the inner ring conveying metering computer judgement to be set; And which material road qualified inner ring belongs to; Computer sends to inner ring with data and carry to measure PLC then, and inner ring is carried and measured PLC control inner ring primary election robot 110 and get material on two blowing posts 1083 in the inner ring stepping mechanism 108, according to data be put into that each inner ring sorting is tiltedly expected or the waste material road in;
7. inner ring primary election robot 110
The structure of inner ring primary election robot 110 is shown in figure 14, comprises that frame 1101, movable stand 1102, sliding rail frame 1103, slide rail 11010, left lift cylinder 1104, right lift cylinder 1105, left hand refer to that cylinder frame 11011, the right hand refer to that cylinder frame 11012, left hand refer to that cylinder 1106, the right hand refer to that cylinder 1107, actuating motor 1108 and material taking hand refer to 1109; Sliding rail frame 1103 is installed in the top of frame 1101; Slide rail 11010 is installed on the sliding rail frame 1103; End on the sliding rail frame 1103 is equipped with actuating motor 1108, and actuating motor 1108 is connected with sliding rail frame 1103 interior drive chains (not drawing among Figure 14) through sprocket wheel, and movable stand 1102 is installed on the slide rail 11010 and with drive chain and is connected; Actuating motor 1108 drives drive chain and rotates, and realizes moving back and forth of movable stand 1102.Left side lift cylinder 1104 is installed on the movable stand 1102 with right lift cylinder 1105.Left hand refers to that cylinder frame 11011 is connected with the piston rod of left lift cylinder 1104 and through guide rod 11013 guiding, the right hand refers to that cylinder frame 11012 is connected with the piston rod of right lift cylinder 1105 and leads through guide rod 11013.Left hand refers to that cylinder 1106 is installed in left hand and refers on the cylinder frame 11011; The right hand refers to that cylinder 1107 is installed in the right hand and refers on the cylinder frame 11012, and left hand refers to that the cylinder 1106 and the right hand refer to that on the piston rod of cylinder 1107 material taking hand being installed all refers to 1109.Left hand refers to that the cylinder 1106 and the right hand refer to that cylinder 1107 adopts and has the right and left piston rod and can be simultaneously draw close and to the wide type cylinder of the SMC of two side shiftings parallelly opening-and-closing to the centre.
Inner ring primary election robot 110 accomplishes transportation and the distribution after the inner ring primary election; According to the primary election result, the inner ring of different size scope is placed into different inner ring sortings respectively tiltedly expects in 111, the material taking hand of inner ring primary election robot 110 refers to that 1109 grasp inner rings; Descend after the inner ring sorting is tiltedly expected under moving to; After putting in place, material taking hand refers to that 1109 loosen, and the inner ring sorting was tiltedly expected under inner ring was put into.
8. the inner ring sorting tiltedly expects 111
The inner ring sorting expects that tiltedly 111 are provided with many, is used to deposit the inner ring of different size scope, and every inner ring sorting expects that tiltedly 111 outlet port is equipped with a retaining discharge mechanism, and the retaining discharge mechanism that is adopted and structure retaining discharge mechanism 103 as shown in Figure 6 is the same.After the outer ring is measured and is finished; Internal and external cycle carries Computing to go out the inner ring that required and this outer ring are made into qualified play; Send instructions and carry PLC to Internal and external cycle; After Internal and external cycle carried PLC to receive instruction, the retaining discharge mechanism blowing on the place sorting of control pairing inner ring is tiltedly expected slipped on the delivered inside line 112 inner ring.
9. inner ring waste material road 113
Inner ring waste material road 113 is used to hold the underproof inner ring of primary election and inner ring sorting and tiltedly expects the qualified inner ring that fails to lay down in 111; Its structure is shown in figure 15; Comprise waste material chute 1131, reject box 1132, finished product hopper 1133, conversion cylinder 1134 and change-over panel 1135; The outlet port of the waste material chute 1131 that reject box 1132 and finished product hopper 1133 are connected side by side; The joint is provided with rotating change-over panel 1135, and change-over panel 1135 is hinged with the piston rod of conversion cylinder 1134, and conversion cylinder 1134 is installed on the support.Inner ring primary election robot 110 with the inner ring after the primary election to 113 places, inner ring waste material road; It is waste material or finished product that conversion cylinder 1134 can carry computer data to judge according to Internal and external cycle; Internal and external cycle carries the piston rod of PLC control transformation cylinder 1134 whether to stretch out, thereby lets inner ring get into finished product hopper 1133 or reject box 1132.
10. the inner ring measuring device 114
The structure of inner ring measuring device 114 is shown in figure 16, comprises measuring frame 11414, material loading cylinder 1141, pusher cylinder 1142, the plate 1149 that connects material, the plate lift cylinder 1145 that connects material, preceding measurement station 1143, back measurement station 1144 and positioning shaft toggle mechanism.Material loading cylinder 1141 is positioned at the end of internal transmission line 112; Material loading piece 11416 is installed on its piston rod; Material loading piece 11416 places are equipped with the material loading detecting switch, and material loading cylinder 1141 is used for the inner ring on the internal transmission line 112 is pushed the plate 1149 that connects material through slide unit 11410.The inner ring that pusher cylinder 1142 is used for measurement is finished is released, and is positioned at the top of material loading cylinder 1141, and pushing head 11417 is installed on its piston rod.The plate lift cylinder 1145 that connects material is installed on the measuring frame 11414 with location axle bed 11413; Be connected with the plate 1149 that connects material on the piston rod of two plate lift cylinders 1145 that connect material; Inner ring positioning shaft 11411 is installed in the axle bed 11413 of location; The plate 1149 that connects material is provided with and can makes inner ring positioning shaft 11411 stretch out and can not make the hole 11418 that inner ring falls; The both sides of hole 11418 are provided with the measuring position detecting switch, and when two plate lift cylinders 1145 that connect material were failure to actuate, connect material plate 1149 and slide unit 11410 were in same level height.Measure station 1143 before measuring frame 11414 is provided with and measure 1,144 two identical measurement stations of station with the back, preceding measurement station 1143 and back are measured and are provided with between the station 1144 at a distance from material mechanism's (do not draw among the figure, adopt structure shown in Figure 7).Each is measured station and includes measuring head 1146, lift cylinder 1147 and inner ring positioning shaft 11411; Measuring head 1146 is installed in the top of measuring frame 11414; Lift cylinder 1147 is installed in the bottom of measuring frame 11414, and its piston rod is connected down and with connecting plate 11415, and connecting plate 11415 is provided with two guide rods 11419; The lower end of inner ring positioning shaft 11411 is connected with connecting plate 11415, and inner ring positioning shaft 11411 rises or descends under the piston rod of lift cylinder 1147 drives.Inner ring positioning shaft 11411 is connected with the positioning shaft toggle mechanism; The positioning shaft toggle mechanism comprises stirs cylinder 1148, tooth bar 11412 and gear (not drawing among the figure), and gear is installed on the inner ring positioning shaft 11411 through spline, wheel and rack 11412 engagements; Tooth bar 11412 is connected with the piston rod of stirring cylinder 1148; Stir cylinder 1148 and all be fixedly connected on the measuring frame 11414 with gear, stir cylinder 1148 drive tooth bars 11412 and move, tooth bar 11412 driven gears and inner ring positioning shaft 11411 rotate; Because gear is that spline is connected with inner ring positioning shaft 11411, so do not influence the up-down of inner ring positioning shaft 11411.
The structure of measuring head 1146 and inner ring shown in Figure 13 just the measuring head structure in the screening device 109 are identical.
Expect tiltedly that in each bar inner ring sorting the inner ring sized data in 111 has certain scope, measure the suitable steel ball that selection cooperates with the outer ring once more.Inner ring by the inner ring sorting tiltedly expect 111 slip into internal transmission line 112 after; Internal transmission line 112 is provided with the retaining discharge mechanism; Internal transmission line 112 starts, and the band inner ring is to keeping off the discharge mechanism place, after the detecting switch at retaining discharge mechanism place has detected material; The retaining discharge mechanism is discharged to the position of material loading cylinder 1141; When the material loading detecting switch had detected material, material loading cylinder 1141 was delivered to the position of the back measurement station 1144 of the plate 1149 that connects material with inner ring along slide unit 11410, and starting at a distance from material at a distance from material mechanism between the station 1144 measured in preceding measurement station 1143 and back.Blowing is tiltedly expected in the sorting at another inner ring place simultaneously; After the material loading position detecting switch detects material is arranged; Material loading cylinder 1141 is delivered to the position of the preceding measurement station 1143 of the plate 1149 that connects material with this inner ring along slide unit 11410, and after the measuring position detecting switch detected material is arranged, material loading cylinder 1141 was return.
Each lift cylinder of measuring station drives the inner ring rising on inner ring positioning shaft and the inner ring positioning shaft; Stir cylinder 1148 actions after putting in place; Drive inner ring positioning shaft 11411 and rotate, thereby make the steel ball better fit in inner ring and the measuring head 1146, front and back are stirred three circle back Internal and external cycles and are carried metering computer through the displacement transducer image data; And data are imported in the computer of trap equipment 4, to select the pairing steel ball.After measuring end; The lift cylinder 1147 of two stations drives inner ring positioning shaft 11411 and descends; Inner ring on the inner ring positioning shaft 11411 is fallen on the plate 1149 that connects material; The plate lift cylinder 1145 that connects material starts, and the inner ring that its piston rod drives on the connect material plate 1149 and the plate 1149 that connects material rises, and pusher cylinder 1142 pushes two inner rings in the pallet (be contained with the outer ring in the pallet this moment) on the pallet conveyor line 3.
Two. measuring equipment 2 is carried in the outer ring
The outer ring carries measuring equipment 2 to be used for the outer ring of second generation hub is carried and measured, and selects two steel balls that inner ring matches carrying output on the measuring equipment 1 with inner ring through calculating.
The outer ring carries the structure of measuring equipment 2 shown in figure 17, comprises outer ring storage rack 201, outer ring input transfer line 202, block 204, feeding mechanism 205, buffering pusher 203, pusher 206, stock stop 208, outer ring measuring device 207, waste material ejecting mechanism 209 and reject box 210.The structure of outer ring storage rack 201 and outer ring input transfer line 202 carries the inner ring storage rack 101 in the measuring equipment 2 the same with inner ring input transfer line 102 with inner ring.The outer ring is added on the outer ring storage rack 201 through manual work.The end of outer ring input transfer line 202 is provided with block 204.The position of block 204 is provided with detecting switch, and the front of block 204 is provided with feeding mechanism 205, when having detected material; Feeding mechanism 205 is released outer ring input transfer line 202 with the outer ring, delivers to buffering pusher cylinder 203 positions, and buffering pusher 203 is shifted the outer ring onto next station again; Shift the position of outer ring measuring device 207 onto by pusher 206; And by stock stop 208 outer ring is blocked, so that the outer ring is in correct measuring position, measure.After measuring end; Computer begins image data; According to data being set with tiltedly whether qualified inner ring situation judgement outer ring, material road is; Qualified outer ring is then directly pushed in the pallet on the pallet conveyor line 3 by pusher 206, and underproof outer ring then is pushed into the position of reject box 210 by pusher 206, push reject box 210 by waste material ejecting mechanism 209.
The structure of feeding mechanism 205, buffering pusher 203, pusher 206, stock stop 208 and waste material ejecting mechanism 209 all is the same with pusher 105 shown in Figure 7; Be that expeller (adopting in feeding mechanism 205, buffering pusher 203, pusher 206 and the waste material ejecting mechanism 209) or material blocking block (adopting in the stock stop 208) are installed on the piston rod of a cylinder, expeller or material blocking block are provided with guide rod.Each cylinder all carries PLC to be connected with Internal and external cycle.
The structure of outer ring measuring device 207 is shown in figure 18, comprise measuring frame 2071, measuring head lift cylinder 2074, measure the headstock 2075, measuring head 2076, the plate 2078 that connects material, the plate lift cylinder 2079 that connects material,, jacking cylinder 20712, connecting plate 20713 and positioning shaft toggle mechanism.The plate lift cylinder 2079 that connects material is installed on the measuring frame 2071 with axle sleeve 20717; Be connected with the plate 2078 that connects material on the piston rod of two plate lift cylinders 2079 that connect material; The plate 2078 that connects material is provided with the hole that can make outer ring positioning shaft 20711 stretch out and the outer ring is fallen, and the both sides of hole are provided with the measuring position detecting switch.Jacking cylinder 20712 is installed in the bottom of measuring frame 2071, and its piston rod is connected down and with connecting plate 20713.Outer ring positioning shaft 20711 is installed in the axle sleeve 20717 through spline, and the lower end of outer ring positioning shaft 20711 also is connected with connecting plate 20713, and dribbling retainer 20710 is equipped with down in the upper end of outer ring positioning shaft 20711.Axle sleeve 20717 is connected with the positioning shaft toggle mechanism; The positioning shaft toggle mechanism comprises stirs cylinder 20714, gear 20715 and tooth bar 20716; Stirring cylinder 20714 is installed on the measuring frame 2071; Tooth bar 20716 is connected with the piston rod of stirring cylinder 20714, and gear 20715 is installed on the axle sleeve 20717, gear 20715 and tooth bar 20716 engagements.Measuring frame 2071 is provided with the column 2072 of band guide rail 2073; Measuring the headstock 2075 is installed on the guide rail 2073 of column 2072; Measure the headstock 2075 and be connected with the piston rod of measuring head lift cylinder 2074, measuring head lift cylinder 2074 is installed in the upper end of column 2072.Measuring head 2076 is installed in to be measured on the headstock 2075; Measuring head structure in the first screening device 109 of the structure of measuring head 2076 and inner ring shown in Figure 13 is basic identical; Dribbling retainer 2077 just is installed in the outside of measuring frock; Being used for measuring the raceway groove of outer ring endoporus, rather than the retainer of band steel ball is installed in the inside of measuring frock.The measuring rod lower end of measuring head 2076 passes the endoporus of measuring frock, and the last end in contact of measuring rod and outer ring positioning shaft 20711 during measurement is to measure the displacement amount of two raceway grooves in outer ring.
After detecting switch detected material is arranged, pusher 206 was shifted the outer ring on the plate 2078 that connects material onto.The plate lift cylinder 2079 that connects material falls; Jacking cylinder 20712 rises; The following dribbling retainer 20710 that drives outer ring positioning shaft 20711 and upper end thereof rises; Make down the steel ball in the dribbling retainer 20710 snap in the lower channel of the outer ring on the plate 2078 that connects material, and make the outer ring break away from the plate 2078 that connects material, rise together.Measuring head lift cylinder 2074 drives measuring head 2076 and descends, and the steel ball of going up dribbling retainer 2077 on the measuring head 2076 snaps in the last raceway groove of outer ring.Stir and stop the last end in contact of the measuring rod of measuring head 2076 and outer ring positioning shaft 20711 after cylinder 20714 makes outer ring positioning shaft 20711 stir three circles.Internal and external cycle carries metering computer to begin image data, and after measurement finished, measuring head lift cylinder 2074 drove measuring heads 2076 and rises.According to being set, data judge that with tiltedly expecting road inner ring situation whether qualified the outer ring is.Pusher 206 pushes qualified outer ring in the pallet on the pallet conveyor line 3; With the defective position that is pushed into reject box 210, release cylinder 209 by waste material again and push reject box 210.
Three. pallet conveyor line 3
Pallet conveyor line 3 is used for two inner rings and an outer ring after measuring are sent to trap device location place automatically, and the inside and outside circle after the trap in the trap equipment is carried next station.
The structure of pallet conveyor line 3 is shown in figure 19; Comprise support 301, upper conveyor belt 302, following conveyor belt 303, left lifting box 304, stop mechanism 305, pallet jacking mechanism 306 and right lifting box 307; Upper conveyor belt 302 is installed in parallel in up and down on the support 301 with following conveyor belt 303, by drive motor drive running separately.Left side lifting box 304 and right lifting box 307 are separately positioned on the two ends of two conveyor belt; Upper conveyor belt 302 is provided with the stop mechanism 305 and pallet jacking mechanism 306 that is installed on the support 301; Stop mechanism 305 is used to block the pallet of back; In case just collide at the pallet of operation with the front, the operation station position that needs throughout is equipped with stop mechanism 305.Two delivering chains before and after upper conveyor belt 302 adopts, stop mechanism 305 and the pallet jacking mechanism 306 neutral gear place between two delivering chains, following conveyor belt 303 adopts the structure the same with upper conveyor belt 302.Stop mechanism 305 comprises stop cylinder and chock, and chock is installed on the piston rod of stop cylinder.Pallet jacking mechanism 306 is arranged on the position that outer ring after measure finishing and inner ring are released, and is used for pallet 308 jack-up, and receiving outer ring and inner ring, and the pallet 308 that will hold outer ring and inner ring falls on the upper conveyor belt 302, and past next station moves.Pallet jacking mechanism 306 comprises jack-up cylinder and top board, and top board is installed on the piston rod of jack-up cylinder cylinder, and top board is provided with guide rod.
Left side lifting box 304 and right lifting box 307 are positioned at the two ends of pallet conveyor line 3, pallet are risen and descend, so that pallet reciprocation cycle operation between upper conveyor belt 302 and following conveyor belt 303.The structure of left side lifting box 304 and right lifting box 307 is the same; Shown in figure 20; Comprise support 3041, lifting frame 3047, lift cylinder 3043, stopper 3044 and conveyer; Lift cylinder 3043 is installed on the support 3041, and lifting frame 3047 is installed on the piston rod of lift cylinder 3043, and lift cylinder 3043 adopts Rodless cylinder.Stopper 3044 is arranged on the lifting frame 3047 with conveyer.Conveyer is the same with the structure of upper conveyor belt 302; Just distance is shorter; Conveyer comprises motor 3042, drive chain 3045 and delivering chain 3046; Motor 3042 is installed in the bottom of lifting frame 3047, two delivering chain 3046 operations before and after motor 3042 drives through chain-driven 3045, and two delivering chains 3046 dock with two delivering chains of upper conveyor belt 302.Stopper 3044 is used to block pallet, comprises stopping cylinder and stop piece, and stop piece is installed on the piston rod of jack-up cylinder.The outside of lifting box is provided with outer detecting switch, and the inside of lifting box is equipped with interior detecting switch in two positions up and down of lifting frame 3047.
Under the normal state, conveyer in the lifting box and upper conveyor belt 302 are positioned at sustained height.When the pallet on the upper conveyor belt 302 gets into right lifting box 307; After the outer detecting switch of right lifting box 307 has detected pallet; The motor 3042 of conveyer begins rotation, and pallet is moved on the lifting frame 3047 in the right lifting box 307, after interior detecting switch detects pallet; The cylinder that stops of stopper 3044 rises, and blocks pallet; Lift cylinder 3043 drives whole lifting frame 3047 and descends; Make conveyer and following conveyor belt 303 be in sustained height, rear motor 3042 counter-rotatings that put in place that descend, the cylinder that stops of stopper 3044 descends; The conveyer operation is sent to down pallet 308 on the conveyor belt 303; After two detecting switches in outer detection line detecting switch detects pallet and right lifting box 307 all detected and do not have material, the lifting frame of right lifting box 307 rose, and continues next circulation; Following conveyor belt 303 is transported to left lifting box 304 places with pallet again, and left lifting box 304 rises pallet and is sent on the upper conveyor belt 302.So just reached the purpose that makes pallet reciprocation cycle operation between upper conveyor belt 302 and following conveyor belt 303.For preventing misoperation, lifting frame 3047 must rise to put in place and could fall behind the back at the cylinder that stops of stopper.
During the position of upper conveyor belt 302 top tray 308 arrival outer ring measuring devices 207; Blocked by a stop mechanism 305; Pallet 308 is by pallet jacking mechanism 306 jack-up simultaneously; The outer ring of measuring after qualified is pushed in the pallet 308, and pallet jacking mechanism 306 will be contained with the pallet 308 of outer ring and fall on the upper conveyor belt 302 again, and stop mechanism 305 is return.Pallet 308 is transported to the position of inner ring measuring device 114, and the process during measuring device 207 positions, repeated reaching outer ring pushes two inner rings measuring after qualified in the pallet 308.Pallet 308 band Internal and external cycles are to keeping off discharge mechanism 11 positions.
Four. trap equipment 4
Trap equipment 4 is that the outer ring that is sent by pallet conveyor line 3 and two inner rings and steel ball and retainer are fitted together.The structure of trap equipment 4 is shown in figure 21, comprises steel ball feedway 401, and cloth ball device 402, retainer steel ball press-loading apparatus 403, outer ring lower channel press-fit retainer steel ball device 404, device for sleeving 405, trap computer and trap PLC.Steel ball feedway 401, cloth ball device 402 and retainer steel ball press-loading apparatus 403 by after be provided with forward; The outer ring lower channel press-fits retainer steel ball device 404 and is positioned at retainer steel ball press-loading apparatus 403 right sides, and device for sleeving 405 is positioned at the right side that the outer ring lower channel press-fits retainer steel ball device 4.Detecting element in each device is connected with the trap computer, and the actuator in each device all is connected with trap PLC.
1. the steel ball feedway 401
The structure of steel ball feedway 401 is shown in figure 22, comprises feed bin frame 4011, feed bin 4017, vomit pipe 4016 and feeding robot.Feed bin 4017 is used to hold the qualified steel ball of detection; The steel ball of each size is placed in the feed bin 4017; All feed bins 4017 are installed on the feed bin frame 4011, and the bottom of feed bin 4017 is provided with feed bin retaining blowing cylinder 4018, and the piston rod of feed bin retaining blowing cylinder 4018 is connected with the material blocking block in the feed bin 4017; The piston rod of feed bin retaining blowing cylinder 4018 drives the material blocking block advance and retreat, with the blowing of control feed bin 4017.The bottom of feed bin 4017 is provided with vomit pipe 4016, and vomit pipe 4016 is provided with vomit pipe retaining blowing cylinder 4019, with the blowing of control vomit pipe 4016.The below of feed bin 4017 is provided with the feeding robot, and the feeding robot comprises frame 40110, movable stand 40111, longitudinal moving mechanism 4012 and transverse moving mechanism 4013; Longitudinal moving mechanism 4012 is installed on the frame 40110, and transverse moving mechanism 4013 is installed on the longitudinal moving mechanism 4012 through guide rail, and transverse moving mechanism 4013 can vertically move under the drive of longitudinal moving mechanism 4012; Movable stand 40111 is installed in transverse moving mechanism 4013, and movable stand 40111 can laterally move under the drive of transverse moving mechanism 4013.Haul pipe 4014 is installed on the movable stand 40111, and the bottom of haul pipe 4014 is provided with retaining blowing cylinder 4015, with the blowing of control haul pipe 4014.
Pallet conveyor line 3 will be measured qualified Internal and external cycle and deliver to trap equipment 4 places with pallet, and the computer of trap equipment 4 is carried the required ball size of reading the metering computer in holder reel number and the pallet of Internal and external cycle from Internal and external cycle.The haul pipe 4014 of feeding robot drive movable stand 40111 runs to the below of the feed bin 4017 that holds the required size steel ball, and aligns with the vomit pipe 4016 of feed bin 4017 bottoms.Feed bin retaining blowing cylinder 4018 starts blowing.When haul pipe 4014 with after vomit pipe 4016 aligns, restart vomit pipe retaining blowing cylinder 4019, steel ball gets into haul pipe 4014.Feeding robot drive haul pipe 4014 runs to and needs the cloth of steel ball ball device 402 or outer ring lower channel to press-fit the position of retainer steel ball device 404; And align with the material pipe that cloth ball device 402 or outer ring lower channel press-fit retainer steel ball device 404 in the lower end of haul pipe 4014; Start the retaining blowing cylinder 4015 of haul pipe 4014 bottoms; Steel ball has just got into the material pipe that cloth ball device 402 or outer ring lower channel press-fit retainer steel ball device 404, carries out the cloth ball.
2. the cloth ball device 402
Cloth ball device 402 adopts Chinese patent document publication number CN201218288 disclosed " the cloth ball device in the bearing assembling "; Its structure such as Figure 23, Figure 24, shown in Figure 25 mainly comprise frame 40210, material pipe 4021, blowing cylinder 4022, feeding cylinder 4026, drive cylinder 40215, lift cylinder 4029, cloth bulb 4023, distributing disc 4024 and discharge plate 4027.Feeding cylinder 4026 is installed on the frame 40210 with lift cylinder 4029; Material pipe 4021 is installed in the top of frame 40210 and is connected with the piston rod of lift cylinder 4029, the effect feeding pipe 4021 of lift cylinder 4029 and on parts can move up and down.The discharge port place of material pipe 4021 is provided with a baffle plate that is connected with the piston rod of blowing cylinder 4022, and blowing cylinder 4022 is installed in the bottom of material pipe 4021.Cloth bulb 4023 is formed by connecting two sections straight tube and middle one section inclined tube; Its epimere straight tube is installed in the bottom of material pipe 4021 and aligns with the discharge port of material pipe 4021; The epimere straight tube of cloth bulb 4023 also is connected with a slewing gear, and is shown in figure 24, and this slewing gear is made up of motor 40212 and driving mechanism 40213; Motor 40212 is installed on the outer side surface of material pipe 4021; Driving mechanism 40213 can adopt the band transmission, be with transmission or gear transmission synchronously, and its input end is connected with motor 40212, and its output terminal is connected with the epimere straight tube of cloth bulb 4023.Under the drive of motor 40212, cloth bulb 4023 is rotatable.Distributing disc 4024 is connected through link press span 40214 (referring to Figure 25) with the piston rod of feeding cylinder 4026, is evenly equipped with ball-dropping hole 4025 on the distributing disc 4024, and distributing disc 4024 can laterally move together with link press span 40214 under the promotion of feeding cylinder 4026.Discharge plate 4027 is connected the below of distributing disc 4024 through axis 40211, which is provided with distributing disc 4024 on all consistent following ball hole 4028 of quantity, position and size of ball-dropping hole 4025.As shown in Figure 3; One side of discharge plate 4027 is connected with the piston rod that drives cylinder 40215; Driving cylinder 40215 is installed on the link press span 40214 of feeding cylinder 4028 drivings; Discharge plate 4027 can rotate around the relative distributing disc 4024 of axis under the driving that drives cylinder 40215, so that ball-dropping hole 4025 is aimed at or misalignment with following ball hole 4028.
Steel ball feedway 401 is annotated feeding pipe 4021 with the steel ball of requirement and size, and lift cylinder 4029 drives material pipe 4021 and moves down, and the lower end that makes cloth bulb 4023 is near distributing disc 4024.4022 actions of blowing cylinder; Steel ball is transferred by material pipe 4021; Motor 40212 drives 4023 rotations of cloth bulb simultaneously; Steel ball is distributed in each ball-dropping hole 4025 of distributing disc 4024 like this, and this moment, the ball-dropping hole 4025 on the distributing disc 4024 did not overlap with 4028 positions, following ball hole on the discharge plate 4027.Feeding cylinder 4026 drives distributing disc 4024 and advances with discharge plate 4027; Arrive following cloth ball seat 4035 tops of retainer steel ball press-loading apparatus 403; Drive cylinder 40215 and drive discharge plate 4027 rotations; When the following ball hole 4028 on the discharge plate 4027 when ball-dropping hole 4025 on the distributing disc 4024 overlaps, the steel balls in the distributing disc 4024 just can fall along the following ball hole 4028 on the discharge plate 4027, are distributed to uniformly in the alley on the following cloth ball seat 4035 of retainer steel ball press-loading apparatus 403.
3, retainer steel ball press-loading apparatus 403
Retainer steel ball press-loading apparatus 403 is that steel ball is pressed in the retainer; Its structure is shown in figure 26; Comprise frame 4032, support 4031 down, seaming chuck 4033 and press-fit lift cylinder 4034, press-fit the top that lift cylinder 4034 is installed in frame 4032, the piston rod that press-fits lift cylinder 4034 is connected with connecting plate 4038; Connecting plate 4038 is provided with guide pillar, and seaming chuck 4033 is installed on the connecting plate 4038.Under support cloth ball seat 4035 be installed down on 4031, the upper end of following cloth ball seat 4035 is provided with the alley that is uniformly distributed with, the steel ball that is fallen by the discharge plate 4027 of cloth ball device is distributed in these alleys.Behind the intact steel ball 4037 of cloth, retainer 4036 is placed on above the steel ball 4037 in the alley of following cloth ball seat 4035, press-fits lift cylinder 4034 and drive pressure head 4033 declines, retainer 4036 and steel ball 4037 are fitted in together.
On each alley of following cloth ball seat 4035 the contact-type detecting switch is housed all; Be used for detecting and whether lack steel ball or whether steel ball is pressed onto the position; The contact-type detecting switch is connected with the trap computer; Detected steel ball number is presented in the trap computer, and steel ball number is satisfactory then to carry out next step operation.
4. the outer ring lower channel press-fits retainer steel ball device 404
The outer ring lower channel press-fits the lower channel (near that of flange plate) that retainer steel ball device is used for a retainer is put into the outer ring, in retainer, is pressed into steel ball.Its structure such as Figure 27 and shown in Figure 28; Comprise support 4047, slide unit 4048, left and right sidesing shifting cylinder 40415, left cloth ball mechanism 4041, press-fit cylinder 4042, right cloth ball mechanism 4043 and following frock; The top of support 4047 is equipped with displacement cylinder 40415 and track 40414 (referring to Figure 28); Slide unit 4048 is installed on the track 40414 and with the piston rod of displacement cylinder 40415 and is connected, and displacement cylinder 40415 can drive slide unit 4048 move left and right.Left side cloth ball mechanism 4041, press-fit cylinder 4042 and right cloth ball mechanism 4043 is installed on the slide unit 4048; Left side cloth ball mechanism 4041 is consistent with the structure of right cloth ball mechanism 4043 with cloth ball device 402 (referring to Figure 23, Figure 24 and Figure 25); Just do not have parts such as distributing disc 4024, feeding cylinder 4026, link press span 40214, discharge plate 4027 and driving cylinder 40215, steel ball directly falls into the outer ring lower channel through cloth bulb 4023.Press-fit on the piston rod of cylinder 4042 press-loading head 4049 is installed; Press-loading head 4049 is used for the steel ball that cloth is good and is pressed into the retainer of putting into the outer ring lower channel in advance; The contact-type detecting switch corresponding with steel ball number is installed in the press-loading head 4049; Whether enough to detect steel ball, the contact-type detecting switch is connected with the trap computer.The bottom of support 4047 is provided with the identical frock down of two nested structures, and following frock comprises rotary cylinder 4045, following positioning seat 40413, following alignment axis 40410 and hold-down mechanism; Following positioning seat 40413 is positioned at the top of rotary cylinder 4045, and both are installed on the support 4047, and following alignment axis 40410 is installed in down in the positioning seat 40413 and with the piston rod of rotary cylinder 4045 and is connected.Hold-down mechanism is installed in down a side of frock; Comprise mobile substation 4046, move forward and backward cylinder 4044, clamping cylinder 40412 and compact heap 40411; Move forward and backward cylinder 4044, mobile substation 4046 and following positioning seat 40413 and be installed in the same position on the support 4047, mobile substation 4046 is connected with the piston rod that moves forward and backward cylinder 4044.Two clamping cylinders 40412 are installed on the mobile substation 4046, are connected with compact heap 40411 on the piston rod of clamping cylinder 40412.Mobile substation 4046 can drive under the effect that moves forward and backward cylinder 4044 clamping cylinder 40412 and compact heap 40411 get into or withdraw from positioning seat 40413 down directly over the position so that compress the outer ring that is placed on down on the positioning seat 40413 automatically.
The outer ring is upside down on the following positioning seat 40413 of a following frock, the lower channel that makes the outer ring clamps the outer ring through hold-down mechanism up.In the lower channel of outer ring, put into a retainer.Through left and right sidesing shifting cylinder 40415 Mobile Slides 4048, left cloth ball mechanism 4041 or right cloth ball mechanism 4043 are moved to directly over the outer ring, steel ball is distributed in the space between outer ring endoporus and the following alignment axis 40410.Drive alignment axis 40410 rotations down through rotary cylinder 4045, steel ball is distributed in the ball-and-socket of retainer.Mobile Slide 4048 then, make to press-fit cylinder 4042 and move to directly over the outer ring with the cloth good shot, press-fit cylinder 4042 and drive press-loading heads 4049 and move down, and steel ball is pressed in the retainer.Meanwhile, put action more than the repetition of outer ring on the frock down at another.
5, device for sleeving 405
Device for sleeving 405 is used for inner ring and outer ring are fitted in together, and its structure is shown in figure 29, comprises frame 4051, inner ring pressure head 4052, trap cylinder 4053, connecting plate 4055 and following positioning seat 4054.Trap cylinder 4053 is installed in the top of frame 4051, and the piston rod of trap cylinder 4053 is connected with connecting plate 4055, and connecting plate 4055 is provided with guide pillar, and inner ring pressure head 4052 is installed on the connecting plate 4055, and following positioning seat 4054 is installed in the bottom of frame 4051.The outer ring is placed on down inside the locating slot of positioning seat 4054, trap cylinder 4053 drives pressure heads 4053 and descends, and inner ring and outer ring are fitted in together.
Manual work makes the outer ring lower channel up by taking out the outer ring in the pallet on the pallet conveyor line 3, is put into an inner ring on the inner ring pressure head 4052, starts 4053 drives of trap cylinder and presses inner ring pressure heads 4052 to move down, and is pressed onto in the outer ring.Take out the outer ring, put into the last raceway groove of outer ring to the retainer of a band steel ball, then the outer ring is put into down on the positioning seat 4054, another inner ring is pressed onto in the outer ring.The outer ring that presses inner ring is taken out, put into the inlet of conveyer line 5.
Five. conveyer line 5.
Conveyer line 5 is used for the outer ring of the retainer that presses inner ring and band steel ball is transported to the position of vibration detection equipment 7.Its structure is shown in figure 30, comprises conveyor belt 501, retaining discharge mechanism 502, pusher 503, elevator mechanism 504 and feeding cylinder 505.Retaining discharge mechanism 502 is arranged on the appropriate location of conveyor belt 501; The hub of trap equipment 4 assembled; Be sent to retaining discharge mechanism 502 places through conveyor belt 501, retaining discharge mechanism 502 places are provided with a pair of detecting switch, after the detecting switch detection has material; Retaining discharge mechanism 502 blowings, hub arrives pusher 503 places with conveyor belt 501.Pusher 503 is arranged on the end of conveyor belt 501; And being positioned at the place ahead of elevator mechanism 504, the structure of pusher 503 carries the pusher in the measuring equipment the same with inner ring shown in Figure 7, after the detecting switch at pusher 503 places detects material is arranged; Pusher 503 is shifted hub onto on the upper surface plate of elevator mechanism 504; Elevator mechanism 504 comprises lift cylinder and upper surface plate, and upper surface plate is connected with the piston rod of lift cylinder, and upper surface plate is provided with guide rod.Elevator mechanism 504 rises to the height of slide unit 13 with hub, and feeding cylinder 505 is delivered to hub first claw position of carrying mechanism 6.Feeding cylinder 505 is the same with the structure of pusher 503.Carrying mechanism 6 is moved vibration detection equipment 7 places with wheel hub.
Six. vibration detection equipment 7
The structural configuration of vibration detection equipment 7 is shown in figure 31, comprises that a station vibration detection device 701, upender 702, two station vibration detection devices 703 and waste material release cylinder 704.Also have the vibration detection computer in addition, with the contrastive test result, whether qualified judge.Upender 702 is arranged between two vibration detection devices.The defective bearing that waste material release cylinder 704 is measured vibration pushes reject box.The front of two vibration detection devices and upender 702 is provided with slide unit 13, and the front of slide unit 13 is provided with carrying mechanism 6, and Handling device 6 adopts the Chinese patent document patent No.s 200820024753 disclosed " the equidistant stepping Handling devices of cylinder class part ".The claw of Handling device 6 be positioned at slide unit 13 above.Handling device 6 is carried wheel hub on slide unit 13, respectively hub is placed on the position that a station vibration detection device 701, upender 702, two station vibration detection devices 703 and waste material are released cylinder 704.
One station vibration detection device 701 is the same with the structure of two station vibration detection devices 703, is respectively applied for the vibration detection when two retainer position steel balls turn round in the hub.Upender 702 is used for wheel hub is turned, so that test another again after when testing the steel ball running vibration of a retainer position of wheel hub.If it is defective that wheel hub detects, just be sent to waste material and release cylinder 704 positions, waste material is released cylinder 704 wheel hub is pushed reject box.
1. vibration detection device
The structure of vibration detection device is shown in figure 32, comprises that support 7012, motor 7015, main shaft 7017, probe stretch out cylinder 7013, slide 70110, jack-up cylinder 70111, go up frock 7018 and following frock 7019.Motor 7015 is installed in the top of support 7012, and on main shaft seat 70112, main shaft seat 70112 is installed on the support 7012 main shaft 7017 through Bearing Installation.The upper end of main shaft 7017 is connected with motor 7015 through coupling 7016.Last frock 7018 is installed in the lower end of main shaft 7017.The lower end of main shaft 7017 has flange plate (referring to Figure 31).Jack-up cylinder 70111 is installed in the bottom of support 7012, and the piston rod of jack-up cylinder 70111 is connected with slide 70110, and following frock 7019 is installed on the slide 70110.Following frock 7019 is the mandrel that cooperates with the wheel hub inner ring.Following frock 7019 be positioned at slide unit 13 below, slide unit 13 is provided with the hole that frock 7019 is stretched out.Two probes stretch out cylinder 7013 about also being equipped with on the support 7012, and probe stretches out on the piston rod of cylinder 7013 probe 7014 is installed, and probe 7014 is connected with the vibration detection computer.Also install on the support 7012 by air cushion 7011, to guarantee the test effect.
The structure of last frock 7018 is shown in figure 31, comprises inner ram 70181 and outer ram 70182, and inner ram 70181 is connected on the main shaft seat 70112, and outer ram 70182 is sleeved on the outside of inner ram 70181, and is fixed on the support 7012 through briquetting 70183.
The vibration detection process is following:
After wheel hub is transported to the position of a station vibration detection device 701 through Handling device 6; Manual work is placed on down wheel hub on the frock 7019; The piston rod of jack-up cylinder 70111 drive slide 70110 and on following frock 7019 rise with hub; The outer ring of hub withstands on the outer ram 70182 of frock 7018, and inner ring withstands on the inner ram 70181.Two probes stretch out a raceway groove (retainer) position that cylinder 7013 drive probes 7014 push up wheel hub simultaneously.Motor 7015 starts rotation, and main shaft 7017 drives the wheel hub inner ring through connecting base 70182 with slide pad 70185 and rotates.Rotate when the wheel hub Internal and external cycle has damage and will vibrate, transfer of vibration is given probe 7014.Whether the vibration detection computer that links to each other with probe 7014 is judged detected shock curve and qualified curve comparison wheel hub and is met the requirements.After measuring end, Handling device 6 is delivered to upender 702 with wheel hub, after the wheel hub upset, delivers to two station vibration detection devices, 703 places through Handling device 6 again, the vibration situation of test another raceway groove of wheel hub (retainer).If it is defective that wheel hub detects, wheel hub is sent to waste material and releases cylinder 704 positions, releases cylinder 704 by waste material wheel hub is pushed reject box.
2. upender 702
The structure of upender 702 is shown in figure 34, comprises frame 7021, lift cylinder 7022, upset cylinder 7023, finger cylinder 7024 and points 7025.Lift cylinder 7022 is installed on the frame 7021, and upset cylinder 7023 is connected with the piston rod of lift cylinder 7022, and finger cylinder 7024 is installed on the upset cylinder 7023, and finger 7025 is installed on the piston rod of finger cylinder 7024.
The wheel hub that Handling device 6 finishes to test with a station vibration detection device 701 places is delivered to the position of upender 702.Lift cylinder 7022 drives upset cylinder 7023, finger cylinder 7024 and points 7025 and descends; Point cylinder 7024 and drive finger 7025 clamping wheel hubs, lift cylinder 7022 drives finger 7025 risings of upset cylinder 7023, finger cylinder 7024 and clamping wheel hub unit more then.Start upset cylinder 7023, drive the finger 7025 Rotate 180 degree of finger cylinder 7024 and clamping wheel hub, wheel hub is turned.Lift cylinder 7022 drives each several part again and descends, and finger 7025 unclamps, and the wheel hub after the upset is put on the slide unit 13; Deliver to two station vibration detection devices, 703 places through Handling device 6 again.
Seven. play detection facility 8
The structural configuration of play detection facility 8 is shown in figure 35, and the front of play detection facility 8 is provided with carrying mechanism 9, play detection device 801 and the shared slide unit 13 of vibration detection device, and the end of slide unit 13 is provided with pusher 14.Pusher 14 pushes output line 12 with workpiece, and output line 12 is provided with retaining discharge mechanism 1201, and the front of retaining discharge mechanism 1201 is provided with waste material and releases cylinder 1202.If workpiece is underproof, retaining discharge mechanism 1201 starts, and defective workpiece is blocked, and waste material is released cylinder 1202 and pushed reject box 1203 with defective, if workpiece is qualified then can directly slides into receiver with output line 12.The structure of pusher 14 carries the pusher 105 in the measuring equipment the same with inner ring shown in Figure 7.Output line 12 can adopt general conveyor belt.
The structure of play detection facility 8 is shown in figure 36, comprises jack-up cylinder 801, slide 802, inner ring clamping cylinder 803, following frock 804, following frock mandrel 805, mandrel seat 806, motor 807, support 809, goes up frock 810 and gauge head 811.Jack-up cylinder 801 is installed in the bottom of support 809, and slide 802 is connected with the piston rod of jack-up cylinder 801.Following frock 804 is installed in the upper end of slide 802, and following frock 804 is cover for seat, and frock mandrel 805 is housed down in its endoporus, and the lower end of following frock mandrel 805 is installed in the mandrel seat 806, and mandrel seat 806 is connected with the piston rod of inner ring clamping cylinder 803.Motor 807 is installed on the slide 802 with inner ring clamping cylinder 803; Motor 807 is connected through band transmission 808 with following frock mandrel 805; Wherein descend belt pulley and following frock mandrel 805 on the frock mandrel 805 to be connected through spline; And be mounted on the slide 802, so that frock mandrel 805 can move up and down when rotating down.Last frock 810 is installed in the top of support 809, and the top of last frock 810 is provided with gauge head 811, and gauge head 811 is installed in support 809 upper ends, and is connected with play detection computations machine.
The structure of last frock 810 is shown in figure 35, comprises inner ram 8101, outer ram 8102, axle sleeve 8107, main shaft 8108 and main shaft seat 8104.Main shaft seat 8104 is sleeved in the axle sleeve 8107, and main shaft seat 8104 can move in axle sleeve 8107.In main shaft seat 8104, both main shaft 8108 be connected as a single entity through locking nut 8106 through Bearing Installation.The upper end of main shaft seat 8104 is provided with balancing weight 8105.Inner ram 8101 is connected the lower end of main shaft 8108.Outer ram 8102 is sleeved on the outside of inner ram 8101, and is fixed on the support 809 through briquetting 8103.The last end in contact of the lower end of gauge head 811 and main shaft 8108.Gauge head 8104 is displacement transducers.
The play testing process is following:
Carrying mechanism 9 is delivered to down wheel hub the position of frock 804; Jack-up cylinder 801 drive slides 802 and on parts rise; The outer ring of wheel hub withstands on the outer ram 8102 of frock 810, and inner ring withstands on the inner ram 8101, descends frock 804 and last frock 810 that the hub outer ring is clamped like this.Start inner ring clamping cylinder 803, drive down that frock mandrel 805 rises together, following frock mandrel 805 is top wheel hub inner ring upwards, and the wheel hub inner ring moves up, and through inner ram 8101 with main shaft 8108 and main shaft seat 8104 jack-up that makes progress together.Starting electrical machinery 807 drives frock mandrel 805 rotations down, and following frock mandrel 805 drives the wheel hub inner rings meshes Internal and external cycle raceway groove and steel ball fully.Stop the wheel hub inner ring and rotate, play detection computations machine reads first numerical value through gauge head 811.Inner ring clamping cylinder 803 drives frock mandrel 805 declines down, and inner ring loosens.Play detection computations machine reads second numerical value through gauge head 811.Play detection computations machine calculates the play value automatically, with the contrast of standard piece value, thereby judges whether to be acceptable product.
The play detection is measured the play amount and is used, and is placed on play to workpiece and detects the part place that knocks off, and operation play testing process through the displacement amount of both direction about the detection workpiece inner ring, thereby is calculated the play amount.Measure the play of wheel hub through jack-up cylinder 801 and 803 rise and fall of inner ring clamping cylinder; It is a definite value that the play measurement needs power, adjusts the jack-up power of jack-up cylinder through the air pressure of regulating jack-up cylinder 801.
Eight. greasing detection facility 10
Greasing detection facility 10 is used for bearing is carried out quantitative grease-filling; Press-fit seal ring; And the jerk value of bearing outer ring and seal ring detected, greasing detection facility 10 comprises that grease filler, seal ring press-loading apparatus, jitter detection apparatus, greasing detection computations machine and greasing detect PLC.
1. grease filler
The structure of grease filler is shown in figure 38, comprises frame 10011, the cylinder 10013 of weighing, greasing cylinder 10014, load cell 10015, positioning seat 10016, motor 10019 and greasing head 100113 down.Greasing cylinder 10014 is installed in the bottom of frame 10011; Its piston rod is connected down and with connecting plate 100110; Two cylinders 10013 of weighing are installed on the connecting plate 100110; The piston rod of two cylinders 10013 of weighing is connected with lower plate 10012, and lower plate 10012 is equipped with on 10018, two guide rods 10018 of two guide rods and is connected with upper linking plate 10017.Load cell 10015 is installed on the frame 10011, and following positioning seat 10016 is installed on the upper linking plate 10017, and the upper end of load cell 10015 is stretched into down in the endoporus of frock 10016.Motor 10019 is installed in the top of frame 10011, and motor 10019 is connected with greasing head 100113 through driving mechanism, drives greasing head 100113 and rotates, and driving mechanism can adopt band transmission 100111.Greasing head 100113 is installed in the greasing headstock 100112, and greasing headstock 100112 is installed in the top of frame 10011.Be provided with the greasing hole that is uniformly distributed with in the greasing head 100113.Greasing head 100113 with advance the fat pipe and be connected, advance the fat pipe and be connected with the greasing pump through grease pouring valve, lubricating grease is pressed into greasing head 100113 through greasing pump and grease pouring valve.Load cell 10015 is connected with greasing detection computations machine.Weigh cylinder 10013, greasing cylinder 10014 and motor 10019 and greasing detects PLC and is connected.
Hub after the trap is placed on down on the positioning seat 10016; Start greasing cylinder 10014; Its piston rod drives upper linking plate 10017 through connecting plate 100110 and rises with following positioning seat 10016; Hub on the positioning seat 10016 is contacted with greasing head 100113, and to injecting lubricating grease in the hub, the amount of lubricating grease is controlled by grease pouring valve.Greasing head 100113 rotates under the drive of motor 10019, so that greasing is evenly an amount of.Greasing finishes, and greasing cylinder 10014 drives positioning seat 10016 and hub decline down, after decline puts in place; The cylinder 10013 of weighing starts; Its piston rod drives positioning seat 10016 and hub continuation decline down, makes hub fall the upper end of load cell 10015, and the hub after the greasing is weighed; Computer recording weight; And (by said process hub is weighed earlier before the greasing) with the weight ratio before the greasing, inject that the amount of lubricating grease is undesirable to be judged to defectively, put into the waste product groove.
2. seal ring press-loading apparatus
The structure of seal ring press-loading apparatus is shown in figure 39, comprises frame 10021, following frock 10022, goes up frock 10023, connecting plate 10024 and pneumohydraulic pressure-cylinder 10026.Pneumohydraulic pressure-cylinder 10026 is installed in the upper end of frame 10021, and connecting plate 10024 is installed on the piston of pneumohydraulic pressure-cylinder 10026, and connecting plate 10024 is provided with guide rod 10025.Last frock 10023 is installed in the bottom surface of connecting plate 10024, is a pedestal that is used to place seal ring, and its bottom is provided with the groove of laying seal ring.Following frock 10022 be installed on the frame 10021 and be positioned at frock 10023 under.Following frock 10022 is used to place hub and makes the hub location.
Manual work is put into down the hub after the greasing on the locating slot of frock 10022, seal ring is placed in the groove of frock 10023.Start pneumohydraulic pressure-cylinder 10026, the seal ring drives on the frock 10023 is placed and is pressed down, with seal ring be pressed onto after the position pneumohydraulic pressure-cylinder 10026 drives upward frock 10023 return.
3. pulsation measurement device
The structure of pulsation measurement device is shown in figure 40, comprises frame 10031, lift cylinder 10032, following frock 10033, running shaft 10034, motor 10035 and gauge head.Lift cylinder 10032 is installed on the frame 10031, and its piston rod is connected with following frock 10033, can drive down frock 10033 and move up and down, and following frock 10033 is the positioning device of a placement wheel hub.Motor 10035 is installed in the top of frame 10031, and motor 10039 is connected with running shaft 10034 through driving mechanism, and driven rotary axle 10034 rotates, and driving mechanism can adopt band transmission 10036.Running shaft 10034 is installed in the axle bed 10039, and axle bed 10039 is installed on the frame 10031.Gauge head is installed on the frame 10031; Comprise fitting seat 100311, displacement transducer 10037, push rod 10038 and probe 100310; Push rod 10038 is installed in the fitting seat 100311; Displacement transducer 10037 be fixed on fitting seat 100311 the upper end and with the last end in contact of push rod 10038, probe 100310 is installed in the lower end of push rod 10038.Displacement transducer 10037 is connected with greasing detection computations machine, and motor 10035 detects PLC with lift cylinder 10032 and greasing and is connected.
The hub that will press-fit behind the seal ring is placed on down on the frock 10033; Start lift cylinder 10032, drive frock 10033 and hub rising down, withstand on the lower end of running shaft 10034; Following frock 10033 and running shaft 10034 are clamped workpiece, guarantee that workpiece sets level.The outer ring flange plate end face of simultaneous wheels hub unit contacts with probe 100310.Starting electrical machinery 10035 drives frock 10033 and whole hub rotation down.Jerk value passes to displacement transducer 10037 through probe 100310 and push rod 10038.Displacement transducer 10037 is connected with computer, the analysis to measure result, and whether qualified judge.Measure and finish, motor 10035 stops operating, and lift cylinder 10032 drives frock 10033 repositions down.
Nine. bolt press-loading device 15
The structure of bolt press-loading device is shown in figure 41, comprises base 1502, support 1506, rolling disc 1505, motor 1501, band transmission 1503, following frock 1504, goes up frock 1507 and pneumohydraulic pressure-cylinder 1508.Support 1506 is installed on the base 1502; Rolling disc 1505 is installed in the bottom of support 1506; Motor 1501 is installed on the base 1502; Motor 1501 is connected through driving mechanism with the lower end of rolling disc 1505, and motor 1501 drives rolling disc 1505 through driving mechanism and rotates, and driving mechanism can adopt band transmission 1503.Following frock 1504 is installed in the upper end of rolling disc 1505, which is provided with wheel hub on four press mounting holes 1509 that bolt position is consistent.Pneumohydraulic pressure-cylinder 1508 vertically is installed on the support 1506, and last frock 1507 is connected on the piston rod of pneumohydraulic pressure-cylinder 1508.
Bolt is put in the bolt hole of wheel hub outer ring through manual work earlier, again wheel hub is put into down on the frock, the bottom of bolt is in the press mounting hole 1509.Start pneumohydraulic pressure-cylinder 1508, frock 1507 descends in the drive, last frock 1507 downward hold-down bolts, and the back pneumohydraulic pressure-cylinder that is press-fit into place rises.Starting electrical machinery 1501, the following frock 1504 that drives on the rolling disc 1505 is rotated 90 degree, compresses another bolt once more downwards, repeats four end and press-fits.
So far, the whole piece assembly line is just with a complete qualified second-generation automobile hub unit assembled.

Claims (3)

1. assembly line for second-generation automobile hub unit is characterized in that: this assembly line comprises that inner ring carries measuring equipment, outer ring to carry measuring equipment, pallet conveyor line, trap equipment, vibration detection equipment, play detection facility, greasing detection facility and bolt press-loading device; Inner ring carries measuring equipment, outer ring to carry measuring equipment to be connected through the pallet conveyor line with trap equipment, between trap equipment and inner ring conveying measuring equipment, is provided with the retaining discharge mechanism on this pallet conveyor line; Trap equipment is connected through a conveyer line with vibration detection equipment, also is provided with the retaining discharge mechanism on this conveyer line; Vibration detection equipment is connected through a slide unit with the play detection facility, and the end of this slide unit is provided with pusher, is connected through an output line between pusher and the greasing detection facility; The front of vibration detection equipment and play detection facility is equipped with Handling device; Inner ring is carried measuring equipment and outer ring to carry measuring equipment to be provided with shared Internal and external cycle and is carried computer and PLC programmable controller; Be provided with trap computer and trap PLC in the trap equipment; Be provided with vibration detection computer and vibration detection PLC in the vibration detection equipment; Be provided with play detection computations machine and play in the play detection facility and detect PLC, be provided with greasing computer and greasing PLC in the greasing detection facility, be provided with in the bolt press-loading device that bolt press-fits computer and bolt press-fits PLC; Computer in each equipment all is connected with relevant PLC; Internal and external cycle carries computer to be connected with the communication of trap computer;
Said inner ring carry measuring equipment comprise inner ring storage rack, inner ring input transfer line, retaining discharge mechanism, block, pusher, at a distance from screening device, inner ring primary election robot, the inner ring sorting just of material mechanism, material loading elevator mechanism, inner ring stepping mechanism, inner ring tiltedly expect, delivered inside line, inner ring waste material road and inner ring measuring device; The inner ring storage rack is arranged on the input end of inner ring input transfer line; The retaining discharge mechanism is installed on the inner ring input transfer line; Block is arranged on the end of inner ring input transfer line; At a distance from expecting that mechanism and pusher are separately positioned on the terminal both sides of inner ring input transfer line, are provided with feed platform between pusher and the material loading elevator mechanism; Inner ring just screening device is arranged between material loading elevator mechanism and the inner ring primary election robot, is provided with the inner ring stepping mechanism of conveying workpieces between material loading elevator mechanism, the first screening device of inner ring and the inner ring primary election robot; Inner ring primary election robot is arranged on the inner ring sorting and tiltedly expects the rear portion with inner ring waste material road; The delivered inside line be arranged on that the inner ring sorting is tiltedly expected and the inner ring measuring device between;
Said inner ring storage rack comprises frame, workpiece sensing switch bracket, material road and synchronous emptying device tilt; Each bar tilts to expect that the road is installed in the top of frame; Tilt to expect that at each bar the outlet port in road is equipped with synchronous emptying device, the front of emptying device is equipped with the workpiece sensing switch bracket in the frame both sides synchronously, and emptying device carries PLC to be connected with Internal and external cycle synchronously; The workpiece sensing switch bracket is equipped with detecting switch, and detecting switch carries computer to be connected with Internal and external cycle;
Said material loading elevator mechanism comprises support, lift cylinder, guide rod and positioning head; Lift cylinder is rack-mount, and its piston rod is connected down and with connecting plate, and guide rod is installed on the connecting plate; The upper end of guide rod is connected with positioning head; One side of positioning head is provided with detecting switch, and this detecting switch carries computer to be connected with Internal and external cycle, and lift cylinder carries PLC to be connected with Internal and external cycle;
Said inner ring stepping mechanism comprises frame, lift cylinder, elevating bracket, mobile cylinder, shifting board and carrying finger; Lift cylinder is installed on the frame; Elevating bracket is connected on the piston rod of four lift cylinders, and elevating bracket is provided with guide rail, and shifting board is installed on the guide rail of elevating bracket and with the piston rod of mobile cylinder and is connected; Mobile cylinder is installed on the elevating bracket, and shifting board is provided with four pairs of carrying fingers; The two pairs of carryings finger place, the right that on frame, is positioned at shifting board is provided with the blowing post;
Said inner ring just screening device comprises that station is measured on measuring frame, lift cylinder, a left side and station is measured on the right side; Lift cylinder is installed in the bottom of measuring frame, and its piston rod is connected down and with connecting plate; A left side is measured station and is measured the left and right sides that station is installed in measuring frame with the right side; Both structures are identical, and each is measured station and includes measuring head and inner ring positioning shaft, and measuring head is installed in the top of measuring frame; The inner ring positioning shaft is installed in the axle bed of location, and the lower end of inner ring positioning shaft is connected with connecting plate; Measuring head comprises displacement transducer, measuring rod, measurement pole socket and measures frock; Measuring rod is installed in to be measured in the pole socket; The lower end of measuring pole socket is connected with the measurement frock, and the lower end of measuring rod is stretched into and measured in the frock, and displacement transducer is installed in the top of measuring rod; Measure the retainer that the band steel ball is installed in the frock, displacement transducer carries computer to be connected with Internal and external cycle;
Said inner ring primary election robot comprises that frame, movable stand, sliding rail frame, slide rail, left lift cylinder, right lift cylinder, left hand refer to that cylinder frame, the right hand refer to that cylinder frame, left hand refer to that cylinder, the right hand refer to that cylinder, actuating motor and material taking hand refer to; Sliding rail frame is installed in the top of frame, and slide rail is installed on the sliding rail frame, and the end on the sliding rail frame is equipped with actuating motor, and actuating motor is connected with the interior drive chain of sliding rail frame through sprocket wheel, and movable stand is installed on the slide rail and with drive chain and is connected; Left side lift cylinder and right lift cylinder are installed on the movable stand, and left hand refers to that cylinder frame is connected with the piston rod of left lift cylinder and through the guide rod guiding, the right hand refers to that cylinder frame is connected with the piston rod of right lift cylinder and leads through guide rod; Left hand refers to that cylinder is installed in left hand and refers on the cylinder frame, and the right hand refers to that cylinder is installed in the right hand and refers on the cylinder frame, and left hand refers to that the cylinder and the right hand refer to that on the piston rod of cylinder material taking hand being installed all refers to;
Said inner ring measuring device comprises measuring frame, material loading cylinder, pusher cylinder, the plate that connects material, the plate lift cylinder that connects material, location axle bed, inner ring positioning shaft, preceding measurement station, back measurement station and positioning shaft toggle mechanism; The material loading cylinder is positioned at the end of delivered inside line, and the material loading piece is installed on its piston rod, and material loading piece place is equipped with the material loading detecting switch; The pusher cylinder is arranged on the top of material loading cylinder, on its piston rod pushing head is installed; The plate lift cylinder that connects material is installed on the measuring frame with the location axle bed, is connected with the plate that connects material on the piston rod of two plate lift cylinders that connect material; The inner ring positioning shaft is installed in the axle bed of location, and the plate that connects material is provided with the hole that the inner ring positioning shaft is stretched out, and the both sides of hole are provided with position detecting switch; Measure station before measuring frame is provided with and measure two identical measurement stations of station with the back, preceding measurement station and back are measured and are provided with between the station at a distance from material mechanism; Each is measured station and includes measuring head, lift cylinder and inner ring positioning shaft; Measuring head is installed in the top of measuring frame, and lift cylinder is installed in the bottom of measuring frame, and its piston rod is connected down and with connecting plate; Connecting plate is provided with guide rod, and the lower end of inner ring positioning shaft is connected with connecting plate; The inner ring positioning shaft is connected with the positioning shaft toggle mechanism; The positioning shaft toggle mechanism comprises stirs cylinder, rack and pinion, and gear is installed on the inner ring positioning shaft through spline, the wheel and rack engagement; Tooth bar is connected with the piston rod of stirring cylinder, stirs cylinder and gear and all is fixedly connected on the measuring frame;
Said outer ring carries measuring equipment to comprise outer ring storage rack, outer ring input transfer line, block, feeding mechanism, buffering pusher, pusher, stock stop, outer ring measuring device and waste material ejecting mechanism; The outer ring storage rack is arranged on the input end of outer ring input transfer line; The end of outer ring input transfer line is provided with block, and the position of block is provided with detecting switch, and a side of block is provided with feeding mechanism; One side is provided with the buffering pusher; The feed end of outer ring measuring device is provided with pusher, and the front, measuring position of outer ring measuring device is provided with the stock stop that the outer ring is blocked, and the discharge end of outer ring measuring device is provided with the waste material ejecting mechanism;
Said outer ring measuring device comprises measuring frame, measuring head lift cylinder, measures the headstock, measuring head, the plate that connects material, the plate lift cylinder that connects material, axle sleeve, outer ring positioning shaft, jacking cylinder, connecting plate and positioning shaft toggle mechanism; Connect material plate lift cylinder and axle sleeve is installed on the measuring frame, is connected with the plate that connects material on the piston rod of two plate lift cylinders that connect material, and the plate that connects material is provided with the hole that the outer ring positioning shaft is stretched out, and the both sides of hole are provided with position detecting switch; The jacking cylinder is installed in the bottom of measuring frame, and its piston rod is connected down and with connecting plate; The outer ring positioning shaft is installed in the axle sleeve through spline, and the lower end of outer ring positioning shaft also is connected with connecting plate, and the dribbling retainer is equipped with down in the upper end of outer ring positioning shaft; Axle sleeve is connected with the positioning shaft toggle mechanism, and the positioning shaft toggle mechanism comprises stirs cylinder, gear and tooth bar, stirs cylinder and is installed on the measuring frame, and tooth bar is connected with the piston rod of stirring cylinder, and gear is installed on the axle sleeve, the wheel and rack engagement; Measuring frame is provided with the column of band guide rail, measures the headstock and is installed on the guide rail of column, measures the headstock and is connected with the piston rod of measuring head lift cylinder, and the measuring head lift cylinder is installed in the upper end of column; Measuring head is installed in to be measured on the headstock, and the outside of the measurement frock of measuring head is equipped with the dribbling retainer;
Said pallet conveyor line comprises support, upper conveyor belt, following conveyor belt, left lifting box, stop mechanism, pallet jacking mechanism and right lifting box, and upper conveyor belt is installed in parallel in up and down on the support with following conveyor belt, by drive motor drive running separately; Left side lifting box and right lifting box are separately positioned on the two ends of two conveyor belt, and upper conveyor belt is provided with rack-mount stop mechanism and pallet jacking mechanism; Stop mechanism comprises stop cylinder and chock, and chock is installed on the piston rod of stop cylinder; The pallet jacking mechanism is arranged on the position with outer ring after the measurement end and inner ring release, and the pallet jacking mechanism comprises jack-up cylinder and top board, and top board is installed on the piston rod of jack-up cylinder, and top board is provided with guide rod;
The structure of said left lifting box and right lifting box is the same; Comprise support, lifting frame, lift cylinder, stopper and conveyer; Lift cylinder is rack-mount, and lifting frame is installed on the piston rod of lift cylinder, and stopper and conveyer are arranged on the lifting frame; Conveyer comprises motor, drive chain and delivering chain, and motor is installed in the bottom of lifting frame, two delivering chain operations before and after motor drives through drive chain, and two delivering chains dock with two delivering chains of upper conveyor belt; Stopper comprises and stops cylinder and stop piece that stop piece is installed on the piston rod that stops cylinder;
Said trap equipment comprises that steel ball feedway, cloth ball device, retainer steel ball press-loading apparatus, outer ring lower channel press-fit retainer steel ball device, device for sleeving, trap computer and trap PLC; Steel ball feedway, cloth ball device and retainer steel ball press-loading apparatus by after be provided with forward; The outer ring lower channel press-fits retainer steel ball device and is positioned at retainer steel ball press-loading apparatus right side, and device for sleeving is positioned at the right side that the outer ring lower channel press-fits retainer steel ball device; Detecting element in each device is connected with the trap computer, and actuator all is connected with trap PLC;
Said steel ball feedway comprises feed bin frame, feed bin, vomit pipe and feeding robot; A feed bin holds a kind of steel ball of Dimensions; All feed bins are installed on the feed bin frame; The bottom of feed bin is provided with feed bin retaining blowing cylinder, and the piston rod of feed bin retaining blowing cylinder is connected with the material blocking block in the feed bin, and the piston rod of feed bin retaining blowing cylinder drives the material blocking block advance and retreat; The bottom of feed bin is provided with vomit pipe, and vomit pipe is provided with vomit pipe retaining blowing cylinder; The below of feed bin is provided with the feeding robot, and the feeding robot comprises frame, movable stand, longitudinal moving mechanism and transverse moving mechanism; Longitudinal moving mechanism is installed on the frame, and transverse moving mechanism is installed on the longitudinal moving mechanism through guide rail; Movable stand is installed in transverse moving mechanism, and movable stand can laterally move under the drive of transverse moving mechanism; The haul pipe is installed on the movable stand, and the bottom of haul pipe is provided with retaining blowing cylinder;
Said retainer steel ball press-loading apparatus comprises frame, following frock support, seaming chuck and press-fits lift cylinder; Press-fit lift cylinder and be installed in the top of frame; The piston rod that press-fits lift cylinder is connected with connecting plate, and connecting plate is provided with guide pillar, and seaming chuck is installed on the connecting plate; Following frock is equipped with down frock on supporting, and the upper end of following frock is provided with the alley that is uniformly distributed with, and the contact-type detecting switch all is housed on each alley; The contact-type detecting switch is connected with the trap computer;
Said outer ring lower channel press-fits retainer steel ball device and comprises support, slide unit, left and right sidesing shifting cylinder, left cloth ball mechanism, press-fits cylinder, right cloth ball mechanism and following frock; The top of support is equipped with displacement cylinder and track, and slide unit is installed and is connected in orbit and with the piston rod of left and right sidesing shifting cylinder; Left side cloth ball mechanism, press-fit cylinder and right cloth ball mechanism is installed on the slide unit, press-fit on the piston rod of cylinder press-loading head is installed, the contact-type detecting switch corresponding with steel ball number is installed in the press-loading head, the contact-type detecting switch is connected with the trap computer; The bottom of support is provided with the identical frock down of two nested structures; Following frock comprises rotary cylinder, following positioning seat, following alignment axis and hold-down mechanism; Following positioning seat is positioned at the top of rotary cylinder; Both are installed on the support, and following alignment axis is installed in down in the positioning seat and with the piston rod of rotary cylinder and is connected; Hold-down mechanism is installed in down a side of frock; Comprise mobile substation, move forward and backward cylinder, clamping cylinder and compact heap; Move forward and backward cylinder, mobile substation and the rack-mount same position of following positioning seat; Mobile substation is connected with the piston rod that moves forward and backward cylinder, and clamping cylinder is installed on the mobile substation, is connected with compact heap on the piston rod of clamping cylinder;
Said device for sleeving comprises frame, inner ring pressure head, trap cylinder, connecting plate and following positioning seat; The trap cylinder is installed in the top of frame; The piston rod of trap cylinder is connected with connecting plate; Connecting plate is provided with guide pillar, and the inner ring pressure head is installed on the connecting plate, and following positioning seat is installed in the bottom of frame;
Said vibration detection equipment comprises a station vibration detection device, upender, two station vibration detection devices, waste material release cylinder, vibration detection PLC and vibration detection computer; Upender is arranged between two vibration detection devices; The front of two vibration detection devices and upender is provided with a vibration detection slide unit; Waste material is released the discharge end that cylinder is arranged on two station vibration detection devices; And be positioned at a side of vibration detection slide unit, and vibration detection device is connected with the vibration detection computer with vibration detection PLC, and upender is connected with vibration detection PLC;
Said vibration detection device comprises that support, motor, main shaft, probe stretch out cylinder, slide, jack-up cylinder, go up frock and following frock, and motor is installed in the top of support, and on main shaft seat, main shaft seat is rack-mount through Bearing Installation for main shaft; The upper end of main shaft is connected with motor; Last frock is installed in the lower end of main shaft; The jack-up cylinder is installed in the bottom of support, and the piston rod of jack-up cylinder is connected with slide, and following frock is installed on the slide; Following frock be positioned at the vibration detection slide unit below, two probes stretch out cylinder about also being equipped with on the support, probe stretches out on the piston rod of cylinder probe is installed, probe is connected with the vibration detection computer; Air cushion is installed on the support; Each cylinder all is connected with vibration detection PLC; Last frock comprises inner ram and outer ram, and inner ram is connected on the main shaft seat, and outer ram is sleeved on the outside of inner ram and is fixed on the support through briquetting;
Said upender comprises frame, lift cylinder, upset cylinder, finger cylinder and finger; Lift cylinder is installed on the frame; The upset cylinder is connected with the piston rod of lift cylinder, and the finger cylinder is installed on the upset cylinder, and finger mounted is on the piston rod of finger cylinder;
Said play detection facility comprises that play detection device, play detection computations machine and play detect PLC, the shared slide unit of play detection device and vibration detection equipment; The play detection device comprises jack-up cylinder, slide, inner ring clamping cylinder, following frock, following frock mandrel, mandrel seat, motor, support, goes up frock and gauge head; The jack-up cylinder is installed in the bottom of support, and slide is connected with the piston rod of jack-up cylinder; Following frock is installed in the upper end of slide, in the following frock frock mandrel is housed down, and the lower end of following frock mandrel is installed in the mandrel seat, and the mandrel seat is connected with the piston rod of inner ring clamping cylinder; Motor and inner ring clamping cylinder are installed on the slide, and motor is in transmission connection through band with following frock mandrel, wherein descends the belt pulley on the frock mandrel to be connected through spline with following frock mandrel, and is mounted on the slide; Last frock is installed in the top of support, and the top of last frock is provided with gauge head, and the rack-mount end of gauge head also is connected with play detection computations machine, and each cylinder detects PLC with play and is connected end in contact on the lower end of gauge head and the main shaft of last frock; Last frock comprises inner ram, outer ram, axle sleeve, main shaft and main shaft seat, and main shaft seat is sleeved in the axle sleeve, and main shaft seat can move in axle sleeve; Main shaft passes through Bearing Installation in main shaft seat; Both are connected as a single entity through locking nut, and the upper end of main shaft seat is provided with balancing weight, and inner ram is connected the lower end of main shaft; Outer ram is sleeved on the outside of inner ram, and is fixed on the support through briquetting;
Said greasing detection facility comprises that grease filler, seal ring press-loading apparatus, jitter detection apparatus, greasing detection computations machine and greasing detect PLC;
Grease filler comprises frame, the cylinder of weighing, greasing cylinder, load cell, positioning seat, motor and greasing head down; The greasing cylinder is installed in the bottom of frame; Its piston rod is connected down and with connecting plate, and the cylinder of weighing is installed on the connecting plate, and the piston rod of the cylinder of weighing is connected with lower plate; Lower plate is equipped with guide rod, is connected with upper linking plate on the guide rod; Load cell is installed on the frame, and following positioning seat is installed on the upper linking plate, and the upper end of load cell is stretched into down in the endoporus of frock; Motor is installed in the top of frame, and motor is connected with greasing head through driving mechanism, drives greasing head and rotates, and greasing head is installed in the greasing headstock, and the greasing headstock is installed in the top of frame; Be provided with the greasing hole that is uniformly distributed with in the greasing head; Load cell is connected with greasing detection computations machine, and the cylinder of weighing, greasing cylinder and motor detect PLC with greasing and be connected;
The seal ring press-loading apparatus comprises frame, following frock, goes up frock, connecting plate and pneumohydraulic pressure-cylinder, and pneumohydraulic pressure-cylinder is installed in the upper end of frame, and connecting plate is installed on the piston of pneumohydraulic pressure-cylinder, and connecting plate is provided with guide rod; Last frock is installed in the bottom surface of connecting plate, which is provided with the groove of laying seal ring; Following frock be installed on the frame and be positioned at frock under;
Jitter detection apparatus comprises frame, lift cylinder, following frock, running shaft, motor and gauge head; Lift cylinder is installed on the frame; Its piston rod is connected with following frock, and motor is installed in the top of frame, and motor is connected with running shaft through driving mechanism; Running shaft is installed in the axle bed, and axle bed is installed on the frame; Gauge head is installed on the frame, comprises fitting seat, displacement transducer, push rod and probe, and push rod is installed in the fitting seat, displacement transducer be fixed on fitting seat the upper end and with the last end in contact of push rod, probe is installed in the lower end of push rod; Displacement transducer is connected with greasing detection computations machine, and motor detects PLC with lift cylinder and greasing and is connected;
Said bolt press-loading device comprises base, support, Rotary tray, motor, band transmission, following frock, goes up frock and pneumohydraulic pressure-cylinder; Support is installed on the base; Rotary tray is installed in the bottom of support; Motor is installed on the base, and the lower end of motor and Rotary tray is in transmission connection through band, and following frock is installed in the upper end of Rotary tray; Pneumohydraulic pressure-cylinder is vertically rack-mount, and last frock is connected on the piston rod of pneumohydraulic pressure-cylinder; Pneumohydraulic pressure-cylinder detects PLC with greasing and is connected.
2. assembly line for second-generation automobile hub unit according to claim 1; It is characterized in that: said retaining discharge mechanism comprises support, material retaining board, retaining blowing cylinder, connecting rod and coupling shaft, and retaining blowing cylinder is hinged on the support, and an end of connecting rod is hinged with the piston rod of retaining blowing cylinder; The other end of connecting rod is connected with coupling shaft; Material retaining board is connected the lower end of coupling shaft, and coupling shaft is installed on support, and the front of retaining blowing cylinder is provided with detecting switch.
3. assembly line for second-generation automobile hub unit according to claim 1 is characterized in that: the said conveyer line that connects said trap equipment and said vibration detection equipment comprises conveyor belt, pusher, elevator mechanism and feeding mechanism; The retaining discharge mechanism is set on the conveyor belt, and retaining discharge mechanism place is provided with a pair of detecting switch, and pusher is arranged on the end of conveyor belt, and is positioned at the place ahead of elevator mechanism; Elevator mechanism comprises lift cylinder and upper surface plate, and upper surface plate is connected with the piston rod of lift cylinder, and upper surface plate is provided with guide rod.
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