CN209648039U - A kind of hub-bearing unit clearance detection and negative clearance press-loading apparatus - Google Patents
A kind of hub-bearing unit clearance detection and negative clearance press-loading apparatus Download PDFInfo
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- CN209648039U CN209648039U CN201920397535.5U CN201920397535U CN209648039U CN 209648039 U CN209648039 U CN 209648039U CN 201920397535 U CN201920397535 U CN 201920397535U CN 209648039 U CN209648039 U CN 209648039U
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Abstract
The utility model provides a kind of hub-bearing unit clearance detection and negative clearance press-loading apparatus, feeding conveying belt, positive clearance detector, negative clearance press-loading apparatus and discharging conveyor belts are disposed with according to the direction of feeding to discharging, positive clearance detector is fixedly connected with negative clearance press-loading apparatus by the manipulator that is translatable.The positive clearance that this equipment passes through the accurately measure hub-bearing unit on the micron order of magnitude, and negative clearance press-loading apparatus is fed back in real time, negative clearance press-loading apparatus adjusts press fitting dynamics and press-mounting stroke according to the otherness of different hub bearing workpiece in real time and is pressed to workpiece, it ensure that the consistency of press fitting hub bearing product, simultaneously, the data obtained by positive measuring device for windage and negative clearance press-loading apparatus measurement, computer capacity handles to obtain the negative gap value of hub-bearing unit, substandard product device then sounds an alarm, energy Effective selection goes out unqualified workpiece, reduce subsequent product control screening process, improve the quality of hub bearing product.
Description
Technical field
The utility model relates to a kind of detection of hub-bearing unit clearance and negative clearance press-loading apparatus, belong to hub bearing list
Member press fitting mechanical equipment technical field.
Background technique
The detection of hub-bearing unit assembling quality is the important link of motor vehicle safety performance, stability detection,
The press fitting precision of the negative clearance of hub bearing ball will affect the assembling quality of hub bearing, when negative gap value is inadequate, wheel hub
Bearing is easy looseness under loaded state and forms vibration and then influence the hub unit impact of performance；When negative gap value is excessive, axis
The frictional force of ball and raceway is excessive and be easy to produce early fatigue when forwarding dynamic, influences the service life of hub bearing.
The prior art generallys use manufacturing experience and is pressed to hub-bearing unit application axial compressive force, but such mode
Have the disadvantage in that 1, press fitting precision is low, the diameter of the ball of hub bearing absolute error with production when manufacturing,
Ball diameter is different so that the clearance of hub-bearing unit is different, only with knowhow to hub-bearing unit application fixation
Press-fiting pressure, the consistency that will cause hub-bearing unit product is poor, and hub-bearing unit assembling quality is poor；2, lack when being pressed
Detection, product control process can not differentiate unqualified hub-bearing unit, to unqualified hub spindle when being pressed to hub-bearing unit
Bearing unit still carries out indiscriminate pressurization press fitting, also can not carry out qualification in real time to it to the hub-bearing unit after press fitting
Detection, increases the cost and time-consuming of the screening of later period substandard product, and the hub-bearing unit difference in quality after press fitting is big.
Therefore, it is necessary to design a kind of press fitting precision height, high degree of automation, with detect inferior hub-bearing unit,
Produce the high hub-bearing unit clearance detection of product quality and negative clearance press-loading apparatus.
Summary of the invention
To solve the above-mentioned problems of the prior art, the utility model provides that a kind of press fitting precision is high, the degree of automation
It is high, with detecting inferior hub-bearing unit, production the product quality high detection of hub-bearing unit clearance and negative clearance pressure
Assembling device.
The utility model provides a kind of hub-bearing unit clearance detection and negative clearance press-loading apparatus, according to feeding to discharging
Direction be disposed with feeding conveying belt, positive clearance detector, negative clearance press-loading apparatus and discharging conveyor belts, the positive trip
Clearance detection apparatus is fixedly connected with negative clearance press-loading apparatus by the manipulator that is translatable, and the positive clearance detector includes positive clearance
Measuring mechanism and bearing inner flange lifting body are pushed up under gage frame, positive clearance measurement clamp system, positive clearance main shaft, it is positive to swim
Gap gage frame is equipped with positive clearance upper mounted plate and positive clearance working plate, and the bottom of positive clearance upper mounted plate is fixedly installed
Measuring mechanism is pushed up under positive clearance measurement clamp system and positive clearance main shaft, top measuring mechanism and positive clearance measure under positive clearance main shaft
Clamp system connection, bearing inner flange lifting body are arranged in positive clearance gage frame, the bearing inner flange jacking
The lower section that measuring mechanism is pushed up under positive clearance main shaft is arranged in mechanism；Negative clearance press-loading apparatus includes negative clearance press fitting frame, press fitting
Measuring mechanism and press fitting lifting body, negative clearance press fitting frame are equipped with negative clearance upper mounted plate and negative clearance working plate, press
The top of negative clearance press fitting frame is arranged in dress measuring mechanism, and the top of negative clearance press fitting frame is arranged in press fitting lifting body,
The lower part of negative clearance press fitting frame is arranged in press fitting lifting body.
Pushed up under positive clearance main shaft as a further improvement of the utility model, measuring mechanism include positive clearance measurement main shaft,
Tooling, positive clearance mounting rack and positive clearance upper mounted plate bottom on positive clearance displacement sensor, positive clearance mounting rack and positive clearance
It is fixedly connected, positive clearance measurement main shaft is fixed on positive clearance mounting rack, and positive clearance measurement main shaft top is fixedly installed with positive trip
Gap displacement sensor, positive clearance measurement main shaft bottom are equipped with tooling on positive clearance, are fixed in tooling on the positive clearance pair
The lower top spring of the downward contact of hub bearing inner ring.
Positive clearance measurement clamp system includes symmetrical along positive clearance measurement main shaft as a further improvement of the utility model,
Clamping mounting plate, pusher cylinder, clamping cylinder and the clamping snap-gauge of the L-type of setting, the pusher cylinder are fixed on positive clearance peace
It shelves, clamps one of mounting plate edges of boards and positive clearance mounting rack and pass through sliding block and the sliding rail being arranged along the vertical direction
It is slidably connected, pusher cylinder, which pushes, clamps mounting plate sliding, clamps snap-gauge with another edges of boards of mounting plate are clamped and passes through sliding block and cunning
Rail is slidably connected, and clamping cylinder, which pushes, clamps snap-gauge along sliding rail sliding.
Bearing inner flange lifting body includes jacking mounting rack, elevator as a further improvement of the utility model,
Structure and accurate lifting body, the jacking mounting rack are mounted on the bottom of positive clearance working plate, and the hoisting mechanism is mounted on
It jacks on mounting rack, the hoisting mechanism includes servo motor, lead screw and belt drive, and servo motor passes through belt drive
Lead screw rotation is driven, lead screw is fixedly connected with jacking mounting plate far from one end of belt drive, and the jacking mounting plate passes through
Sliding rail along the vertical direction is slidably connected with sliding block and jacking mounting rack, and the precision lifting body is mounted on jacking mounting plate
On, the precision lifting body includes positive clearance jacking cylinder, and positive clearance jacking cylinder is mounted on positive clearance jacking cylinder installation
On plate, positive clearance jacking cylinder mounting plate is slidably connected with jacking mounting plate by the sliding rail and sliding block of vertical direction, it is described just
Precise pressure regulating valve is connected in clearance jacking cylinder, positive clearance jacking cylinder pushes the positive clearance top for running through positive clearance working plate
Main shaft is risen to jack upwards.
Bearing inner flange lifting body further includes rotating electric machine as a further improvement of the utility model, the rotation
Rotating motor is fixed on positive clearance jacking cylinder mounting plate, is connected with driving section between rotating electric machine and positive clearance jacking main shaft
Part, positive clearance jack and are equipped with positive clearance work piece operations platform at the top of main shaft, the bottom and positive clearance top of positive clearance jacking main shaft
The telescopic end for rising cylinder is fixedly connected, and positive clearance jacking cylinder is fixed on jacking mounting plate.
Press fitting measuring mechanism is mounted on the top of negative clearance press fitting frame, institute as a further improvement of the utility model,
Stating press fitting measuring mechanism includes negative clearance measurement main shaft, and negative clearance measurement main shaft is mounted on negative clearance mounting rack, negative clearance peace
It shelves and is fixedly connected with the negative clearance upper mounted plate of negative clearance press fitting frame roof, negative clearance measurement main shaft top is fixedly installed with
Negative clearance displacement sensor, negative clearance measurement main shaft bottom are equipped with tooling on negative clearance.
The setting of press fitting lifting body is in negative clearance working plate bottom, press fitting as a further improvement of the utility model,
Lifting body includes that ringlet is pressed into cylinder again, and the telescopic end that ringlet is pressed into cylinder again is connect with negative clearance jacking main shaft, negative clearance
Jacking main shaft moves along the vertical direction through negative clearance working plate, and negative clearance jacking main shaft top is provided with negative clearance workpiece behaviour
Make platform.
Feeding conveying belt and positive clearance detector are separately positioned as a further improvement of the utility model, it is described go out
Expect that conveyer belt and negative clearance press-loading apparatus are separately positioned.
Translation manipulator bottom is provided with the long track of horizontal direction as a further improvement of the utility model, described
Long track is arranged on positive clearance working plate and negative clearance working plate, makes positive clearance working plate and negative clearance working plate
It is fixedly connected, translation motor is by translation lead screw driving translation manipulator by long track in positive clearance working plate and negative clearance
It is slided on working plate, translation manipulator further includes vertical plate, and the vertical plate is slided along long track, is arranged on the vertical plate
There is straight sliding rail along the vertical direction, the transverse arm for the manipulator that is translatable is arranged on straight sliding rail, and vertical motor is driven by vertical lead screw
Transverse arm slides on vertical plate, and the claw of several grabbing workpieces is provided on transverse arm.
In being provided between positive clearance detector and negative clearance press-loading apparatus as a further improvement of the utility model,
Turn transition bench, setting is there are four claw on the manipulator that is translatable, and the spacing between the claw is identical, and the feeding conveying belt is sent
Material position, positive clearance work piece operations platform, transfer transition bench, negative clearance work piece operations platform and out material position it is adjacent two-by-two between spacing with
Spacing between adjacent claw is identical.
Compared with prior art, the utility model has the beneficial effects that:
1, the detection of the utility model hub-bearing unit clearance and negative clearance press-loading apparatus can guarantee on the micron order of magnitude
The positive clearance of accurately measure hub-bearing unit, and negative clearance press-loading apparatus is fed back in real time, negative clearance press-loading apparatus
Press fitting dynamics and press-mounting stroke are adjusted in real time according to the otherness of different hub bearing workpiece, ensure that press fitting hub bearing product
Consistency, meanwhile, the data obtained by positive measuring device for windage and negative clearance press-loading apparatus measurement, computer capacity handles to obtain
The negative gap value of hub-bearing unit, substandard product device then sound an alarm, and energy Effective selection goes out unqualified workpiece, after reduction
Continuous product control screening process, improves the quality of hub bearing product.
2, the feeding conveying belt and discharging of the detection of the utility model hub-bearing unit clearance and negative clearance press-loading apparatus are defeated
Send band separately positioned with equipment, hub-bearing unit clearance when conveyer belt operating is effectively reduced to this precision detects and negative trip
Gap press-loading apparatus bring nuisance vibration improves the precision of the positive clearance numerical value of device measurement hub-bearing unit, improves simultaneously
The press fitting and measurement accuracy of negative clearance press-loading apparatus.
3, it is provided in the detection of the utility model hub-bearing unit clearance and negative clearance press-loading apparatus by servo motor control
The translation manipulator of system, translation manipulator be up and down, horizontal two-freedom it is mobile, translation manipulator is by workpiece from feeding conveying belt
It is transferred on the operation position of positive measuring device for windage, feeding positioning accuracy is high, and translation manipulator is provided with multiple handling hands
Pawl, more grippers move synchronously, and while by workpiece from feeding conveying belt feeding, second claw will just be swum one of claw
Gap measuring device is surveyed on measured workpiece handling to intermediate conversion position on operation position, while third claw is by former intermediate conversion
Workpiece handling to the operation position of negative clearance press-loading apparatus on position is pressed, and the 4th claw is simultaneously by the behaviour of negative clearance press-loading apparatus
Make the workpiece handling being pressed on station to material position top discharge out, overall process operational design is reasonable, and topology layout is compact, above and below
Expect that accuracy is high, all carryings only with a translation manipulator with regard to complete knitting cycle operate, and device efficiency is high, consuming cost
It is low, and the shift motion for the manipulator that is translatable is short, saves space resources, using Serve Motor Control, vibration equipment is small, further
Improve the detection accuracy of positive clearance detector.
4, positive clearance detector and negative clearance press-loading apparatus are the tower structure being provided separately in the utility model, in
Between an independent transfer transition bench is only set, when negative clearance press-loading apparatus to hub-bearing unit carry out press fitting operation when, just
Clearance detector will not cause to shake because of the vibration of press fitting operation, can be further improved positive clearance detector, on the other hand,
The positive clearance detector and negative clearance press-loading apparatus being provided separately can put requirement more according to the actual production space of lines of enterprise
Change connection direction and towards being spliced, avoids and need to redesign device size for connection because of space requirement, improve dress
Set the flexibility and versatility when installation.
5, the utility model hub-bearing unit clearance detector is arranged with bearing inner flange lifting body, bearing
Inner flange lifting body includes two-stage lifting body, drives lead screw regulating mechanism to fast move up and down by servo motor
The accurate lifting body of hoisting mechanism and the jacking cylinder with precise pressure regulating valve, hoisting mechanism are able to achieve essence using servo motor
The promotion of close lifting body variable displacement/decline demand not realizes bearing inner flange by the only fixed cylinder formed
Jacking, therefore, bearing inner flange lifting body can be suitably used for the fixture of different height, and can be adjusted by precise pressure regulating valve
The ventilatory capacity of jacking cylinder is saved, the range and dynamics of jacking cylinder jacking are adjusted with this, swims bearing ball to reach
Gap is exactly zero and ball generates the critical state of deformation just, can be reached using the precision of accurate voltage regulating valve regulation jacking cylinder
To 0.01MPa rank, the detection accuracy of positive clearance detector is further increased, to improve the quality of product.
6, the hub-bearing unit clearance detection in the utility model and the translation manipulator in negative clearance press-loading apparatus
The only movement in the horizontal direction in equipment frame posture range of structures in vertical plane and vertical direction two-freedom direction, is compared
Movement on two-freedom direction in the horizontal plane in the prior art, the space resources on not additional determinants face, and it is right
Harmful torque shock power that device generates is small, further promotes the detection accuracy of overall apparatus.
7, the utility model can guarantee positive clearance displacement sensor first using the ringlet of lower top spring contact workpiece
Gap is zero on ball when secondary numerical value, reliably high by the way of self gravity using ringlet and inner flange compared to existing, because
Frictional resistance between ringlet and inner flange and ball, outward flange is big, not can guarantee measurement by ringlet and inner flange self gravity
The authenticity and reliability of positive clearance numerical value are taken for the first time.
Detailed description of the invention
Fig. 1 is the detection of hub-bearing unit clearance and the structural schematic diagram of negative clearance press-loading apparatus of the utility model.
In figure: feeding conveying belt 1, positive clearance detector 2, positive clearance gage frame 21, positive clearance upper mounted plate 211,
Positive clearance working plate 212, positive clearance measurement clamp system 22, clamping mounting plate 221, pusher cylinder 222, clamping cylinder 223,
Snap-gauge 224 is clamped, top measuring mechanism 23 under positive clearance main shaft, positive clearance measurement main shaft 231, positive clearance displacement sensor 232, just
Clearance mounting rack 233, tooling 234 on positive clearance, bearing inner flange lifting body 24 jack mounting rack 241, hoisting mechanism
242, accurate lifting body 243, jacking mounting plate 251, positive clearance jacking cylinder 252, positive clearance jacking cylinder mounting plate 253,
Precise pressure regulating valve 254, positive clearance jack main shaft 255, rotating electric machine 26, positive clearance work piece operations platform 27, negative clearance work piece operations
Platform 28, transfer transition bench 29, negative clearance press-loading apparatus 3, negative clearance are pressed frame 31, negative clearance upper mounted plate 311, negative clearance work
Make platen 312, be pressed measuring mechanism 32, negative clearance measures main shaft 321, negative clearance mounting rack 322, negative clearance displacement sensor
323, tooling 324 on negative clearance is pressed lifting body 33, and ringlet is pressed into cylinder 331 again, and negative clearance jacks main shaft 332, discharges defeated
Band 4 is sent, be translatable manipulator 5, long track 51, vertical plate 52, straight sliding rail 53, claw 54.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
When component is referred to as " being set to " another component, it can directly on the other part or there may also be
Component placed in the middle, " setting " indicate a kind of existing mode, can be connection, install, are fixedly connected, the connection sides such as activity connection
Formula.When a component is considered as " connection " another component, it can be directly to another component or may be same
When there are components placed in the middle.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement are
For illustrative purposes, it is not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Referring to Fig. 1, the utility model provides a kind of detection of hub-bearing unit clearance and negative clearance press-loading apparatus, according to sending
The direction of material to discharging is disposed with feeding conveying belt 1, positive clearance detector 2, negative clearance press-loading apparatus 3 and discharging conveying
Band 4, positive clearance detector 2 and negative clearance press-loading apparatus 3 are the tower structure being provided separately, intermediate that an independence is only arranged
Transfer transition bench 29, when negative clearance press-loading apparatus 3 to hub-bearing unit carry out press fitting operation when, positive clearance detector 2
It will not cause to shake because of the vibration of press fitting operation, can be further improved positive clearance detector 2, on the other hand, be provided separately
Positive clearance detector 2 and negative clearance press-loading apparatus 3 can put requirement change connection side according to the actual production space of lines of enterprise
It to towards being spliced, avoids and needs to redesign device size for connection because of space requirement, when improving device installation
Flexibility and versatility, the positive clearance detector 2 and negative clearance press-loading apparatus 3 be fixedly connected by the manipulator 5 that is translatable,
The positive clearance detector 2 includes pushing up to survey under positive clearance gage frame 21, positive clearance measurement clamp system 22, positive clearance main shaft
Measuring mechanism 23 and bearing inner flange lifting body 24, positive clearance gage frame 21 are equipped with positive clearance upper mounted plate 211 and just
Clearance working plate 212, the bottom of positive clearance upper mounted plate 211 are fixedly installed positive clearance measurement clamp system 22 and positive clearance
Measuring mechanism 23 is pushed up under main shaft, top measuring mechanism 23 is connect with positive clearance measurement clamp system 22 under positive clearance main shaft, in bearing
Ring flange lifting body 24 is arranged in positive clearance gage frame 21, and the setting of bearing inner flange lifting body 24 is just being swum
The lower section of measuring mechanism 23 is pushed up under gap main shaft；Negative clearance press-loading apparatus 3 includes negative clearance press fitting frame 31, press fitting measuring mechanism 32
With press fitting lifting body 33, negative clearance press fitting frame 31 is equipped with negative clearance upper mounted plate 311 and negative clearance working plate 312,
The top of negative clearance press fitting frame 31 is arranged in press fitting measuring mechanism 32, and the setting of press fitting lifting body 33 is pressed frame in negative clearance
The lower part of negative clearance press fitting frame 31 is arranged in 31 top, press fitting lifting body 33.The trip of the utility model hub-bearing unit
Gap detection and negative clearance press-loading apparatus can guarantee the positive clearance of the accurately measure hub-bearing unit on the micron order of magnitude, and
Negative clearance press-loading apparatus 3 is fed back in real time, and negative clearance press-loading apparatus 3 is adjusted in real time according to the otherness of different hub bearing workpiece
Seamless fills dynamics and press-mounting stroke, ensure that the consistency of press fitting hub bearing product, meanwhile, by positive measuring device for windage and bear
Clearance press-loading apparatus 3 measures obtained data, and computer capacity handles to obtain the negative gap value of hub-bearing unit, substandard product
Device then sounds an alarm, and energy Effective selection goes out unqualified workpiece, reduces subsequent product control screening process, improves hub bearing product
Quality.
Pushing up measuring mechanism 23 under positive clearance main shaft as a further improvement of the utility model, includes that positive clearance measures main shaft
231, tooling 234 on positive clearance displacement sensor 232, positive clearance mounting rack 233 and positive clearance, positive clearance mounting rack 233 with just
211 bottom of clearance upper mounted plate is fixedly connected, and positive clearance measurement main shaft 231 is fixed on positive clearance mounting rack 233, and positive clearance is surveyed
Amount 231 top of main shaft is fixedly installed with positive clearance displacement sensor 232, and positive clearance measurement 231 bottom of main shaft is equipped with positive clearance
Upper tooling 234 is fixed with the lower top spring to the downward contact of hub bearing inner ring on the positive clearance in tooling 234.This is practical
The novel ringlet using lower top spring contact workpiece, can guarantee ball when positive clearance displacement sensor 232 measures first time numerical value
Upper gap is zero, reliably high by the way of self gravity using ringlet and inner flange compared to existing, because of ringlet and inner flange
Frictional resistance between ball, outward flange is big, not can guarantee measurement by ringlet and inner flange self gravity and takes just for the first time
The authenticity and reliability of clearance numerical value.
Positive clearance measurement clamp system 22 includes measuring main shaft along positive clearance as a further improvement of the utility model,
Clamping mounting plate 221, pusher cylinder 222, clamping cylinder 223 and the clamping snap-gauge 224 of 231 symmetrically arranged L-types, the promotion
Cylinder 222 is fixed on positive clearance mounting rack 233, clamps one of mounting plate 221 edges of boards and positive clearance mounting rack 233
The sliding rail being arranged by sliding block and along the vertical direction is slidably connected, and pusher cylinder 222, which pushes, to be clamped mounting plate 221 and slide, and clamps
Snap-gauge 224 is slidably connected with the clamping another edges of boards of mounting plate 221 by sliding block and sliding rail, and clamping cylinder 223, which pushes, clamps snap-gauge
224 slide along sliding rail.
Bearing inner flange lifting body 24 includes jacking mounting rack 241, mentions as a further improvement of the utility model,
Mechanism 242 and accurate lifting body 243 are risen, the jacking mounting rack 241 is mounted on the bottom of positive clearance working plate 212, institute
It states hoisting mechanism 242 to be mounted on jacking mounting rack 241, the hoisting mechanism 242 includes servo motor, lead screw and belt transmission
Part, servo motor drive lead screw to rotate by belt drive, and lead screw is fixedly connected with jacking far from one end of belt drive
Mounting plate 251, the jacking mounting plate 251 are slidably connected by sliding rail along the vertical direction with sliding block and jacking mounting rack 241,
The precision lifting body 243 is mounted on jacking mounting plate 251, and the precision lifting body 243 includes that positive clearance jacks gas
Cylinder 252, positive clearance jacking cylinder 252 are mounted on positive clearance jacking cylinder mounting plate 253, positive clearance jacking cylinder mounting plate
253 are slidably connected with jacking mounting plate 251 by the sliding rail and sliding block of vertical direction, are connected in the positive clearance jacking cylinder 252
It is connected to precise pressure regulating valve 254, positive clearance jacking cylinder 252 pushes the positive clearance through positive clearance working plate 212 to jack main shaft
255 jackings upwards.
Bearing inner flange lifting body 24 further includes rotating electric machine 26, institute as a further improvement of the utility model,
It states rotating electric machine 26 to be fixed on positive clearance jacking cylinder mounting plate 253, between rotating electric machine 26 and positive clearance jacking main shaft 255
Transmission parts are connected with, the top of positive clearance jacking main shaft 255 is equipped with positive clearance work piece operations platform 27, and positive clearance jacks main shaft
255 bottom is fixedly connected with the telescopic end of positive clearance jacking cylinder 252, and positive clearance jacking cylinder 252 is fixed on jacking installation
On plate 251.The utility model hub-bearing unit clearance detector is arranged with bearing inner flange lifting body 24, bearing
Inner flange lifting body 24 includes two-stage lifting body, to drive lead screw regulating mechanism to fast move up and down by servo motor
Hoisting mechanism 242 and the jacking cylinder with precise pressure regulating valve 254 accurate lifting body 243, hoisting mechanism 242 is using watching
Take promotion/decline demand that motor is able to achieve accurate 243 variable displacement of lifting body, not by the only fixed cylinder formed Lai
Realize the jacking of bearing outward flange disk, therefore, bearing inner flange lifting body 24 can be suitably used for the fixture of different height, and
It is adjustable the ventilatory capacity of jacking cylinder by precise pressure regulating valve 254, the range and dynamics of jacking cylinder jacking are adjusted with this,
Bearing ball clearance is exactly zero and ball generates the critical state of deformation just to reach, using precise pressure regulating valve
The precision of 254 adjusting jacking cylinders can reach 0.01MPa rank, further increase the detection accuracy of positive clearance detector 2, from
And improve the quality of product.
Press fitting measuring mechanism 32 is mounted on the upper of negative clearance press fitting frame 31 as a further improvement of the utility model,
Portion, the press fitting measuring mechanism 32 include that negative clearance measures main shaft 321, and negative clearance measurement main shaft 321 is mounted on negative clearance installation
On frame 322, negative clearance mounting rack 322 is fixedly connected with the negative clearance upper mounted plate 311 at 31 top of negative clearance press fitting frame, bears trip
Gap measurement 321 top of main shaft is fixedly installed with negative clearance displacement sensor 323, and negative clearance measurement 321 bottom of main shaft is equipped with negative
Tooling 324 on clearance.
Press fitting lifting body 33 is arranged in negative 312 bottom of clearance working plate as a further improvement of the utility model,
Press fitting lifting body 33 includes that ringlet is pressed into cylinder 331 again, and ringlet is pressed into the telescopic end of cylinder 331 again and negative clearance jacks main shaft
332 connections, negative clearance jacking main shaft 332 move along the vertical direction through negative clearance working plate 312, and negative clearance jacks main shaft
332 tops are provided with negative clearance work piece operations platform 28.
Feeding conveying belt 1 and positive clearance detector 2 are separately positioned as a further improvement of the utility model, described
Discharging conveyor belts 4 and negative clearance press-loading apparatus 3 are separately positioned.The detection of the utility model hub-bearing unit clearance and negative clearance pressure
The feeding conveying belt 1 and discharging conveyor belts 4 of assembling device are separately positioned with equipment, to this precision when conveyer belt operating is effectively reduced
Hub-bearing unit clearance detection and negative clearance press-loading apparatus bring nuisance vibration, improve device measure hub-bearing unit
Positive clearance numerical value precision, while improving the press fitting and measurement accuracy of negative clearance press-loading apparatus 3.
Translation 5 bottom of manipulator is provided with the long track 51 of horizontal direction, institute as a further improvement of the utility model,
It states long track 51 to be arranged on positive clearance working plate 212 and negative clearance working plate 312, makes positive 212 He of clearance working plate
Negative clearance working plate 312 is fixedly connected, and translation motor is by translation lead screw driving translation manipulator 5 by long track 51 just
It is slided on clearance working plate 212 and negative clearance working plate 312, translation manipulator 5 further includes vertical plate 52, the vertical plate
52 slide along long track 51, and straight sliding rail 53 along the vertical direction is provided on the vertical plate 52, and the transverse arm of translation manipulator 5 is set
It sets on straight sliding rail 53, vertical motor drives transverse arm to slide on vertical plate 52 by vertical lead screw, is provided on transverse arm several
The claw 54 of a grabbing workpiece.Hub-bearing unit clearance detection in the utility model and putting down in negative clearance press-loading apparatus
Dynamic manipulator 5 is only in the horizontal direction in equipment frame posture range of structures in vertical plane and vertical direction two-freedom direction
It moves, the movement on two-freedom direction in the horizontal plane compared to the prior art, the space money on not additional determinants face
Source, and the harmful torque shock power generated to device is small, further promotes the detection accuracy of overall apparatus.
It is provided between positive clearance detector 2 and negative clearance press-loading apparatus 3 as a further improvement of the utility model,
Transfer transition bench 29, setting is there are four claw 54 on the manipulator 5 that is translatable, and the spacing between the claw 54 is identical, the feeding
The feeding position of conveyer belt 1, positive clearance work piece operations platform 27, transfer transition bench 29, negative clearance work piece operations platform 28 and material position two out
Two it is adjacent between spacing it is identical as the spacing between adjacent claw 54.The utility model hub-bearing unit clearance is detected and is born
The translation manipulator 5 by Serve Motor Control is provided in clearance press-loading apparatus, translation manipulator 5 is for above and below, level two is free
Degree movement, the manipulator 5 that is translatable from the operation position that feeding conveying belt 1 is transferred to positive measuring device for windage, above anticipate workpiece
Position accuracy is high, and translation manipulator 5 is provided with multiple carrying paws, and more grippers move synchronously, and one of claw 54 is by work
While part is from 1 feeding of feeding conveying belt, second claw 54 will survey measured workpiece on positive measuring device for windage operation position
It is carried on intermediate conversion position, while third claw 54 is by the workpiece handling on former intermediate conversion position to negative clearance press-loading apparatus
3 operation position press fitting, the 4th claw 54 simultaneously by the workpiece handling being pressed on the operation position of negative clearance press-loading apparatus 3 extremely
Material position top discharge out, overall process operational design is reasonable, and topology layout is compact, and feeding, discharge accuracy is high, only with a translation machine
Tool hand 5 is operated with regard to all carryings of complete knitting cycle, and device efficiency is high, and consuming cost is low, and the mobile shape for the manipulator 5 that is translatable
At short, space resources is saved, using Serve Motor Control, vibration equipment is small, further increases the detection of positive clearance detector 2
Precision.
There are two types of the modes of operation of the utility model, including is manually operated and is automatically brought into operation, and manual operation mode is only being set
It is standby to need repairing, debug and start and starting when to negative clearance detection device parameter setting.Automatic mode refers to the normal fortune of equipment
Row state, detailed process is as follows:
The workpiece of hub-bearing unit is placed upward according to ringlet and is delivered to feeding position by feeding conveying belt 1, at feeding
Sensor sensing is to workpiece, and the claw 54 of the manipulator 5 that is translatable is according to Q vee path V by workpiece handling to positive clearance work piece operations platform
27, positive clearance clamps measuring mechanism and is moved downward to workpiece outward flange corresponding position, and the driving of clamping cylinder 223 clamps snap-gauge 224
Workpiece, the lower downward contact workpiece ringlet of top spring are clamped, positive clearance clamps measuring mechanism and moves up workpiece, and positive clearance displacement passes
232 measurement data of sensor, servo motor driving is mounted on accurate lifting body 243 on jacking mounting plate 251 and moves up, mobile
To contacting with workpiece bottom end, the catch bar of positive clearance jacking cylinder 252 stretches out the range of jacking workpiece to catch bar upwards,
26 driving spindle of rotating electric machine rotates a circle, positive clearance displacement sensor 232 measurement data again, and is transmitted to computer disposal
Analysis, obtains positive clearance value；It clamps snap-gauge 224 and unclamps workpiece, the catch bar of positive clearance jacking cylinder 252 retracts downwards, servo
Motor driven jacks mounting plate 251 and resets downwards；Be translatable manipulator 5 claw 54 according to Q vee path V by workpiece handling into
Turn transition bench, translation manipulator 5 is according still further to Q vee path V by workpiece handling to negative clearance work piece operations platform 28；Negative clearance workpiece
After detecting workpiece on station 28, ringlet is pressed into cylinder 331 again and negative clearance jacking main shaft 332 is pushed to jack upwards, works as workpiece
On the negative clearance of tip contact when tooling 324, negative clearance displacement sensor 323 acquires data；Ringlet is pressed into cylinder 331 again to be continued to push away
When moving negative clearance jacking main shaft 332 jacking to negative clearance displacement sensor 323 reaching the displacement of computer control setting upwards,
Ringlet is pressed into cylinder 331 again and stops jacking, and ringlet is pressed into 331 retracted for clearance of cylinder again after pressure maintaining；The claw of translation manipulator 5
Workpiece is carried to out material position discharging from negative clearance work piece operations platform 28 according to Q vee path V by 54.
Wherein the Q vee path V of translation manipulator 5 refers to claw 54, specifically, first setting of claw 54 is defeated in feeding
It send between band 1 and positive clearance work piece operations platform 27, this is initial position.When the manipulator 5 that is translatable needs handling work, be translatable machine
The transverse arm of tool hand 5 along straight sliding rail 53 be moved upward to the maximum height higher than workpiece after stop, then along 51 horizontal direction of long track
Top corresponding with workpiece to claw 54 is moved left, then transverse arm is moved down along straight sliding rail 53, and claw 54 clamps workpiece, is put down
Dynamic manipulator 5 is moved to next operation element platform along long track 51 horizontally to the right, and then claw 54, which unclamps, places workpiece, transverse arm edge
Straight sliding rail 53 stops after moving up the maximum height of workpiece, is then moved to the left feeding conveying belt 1 along 51 level of long track
The top of position between positive clearance work piece operations platform 27, then transverse arm is moved downward to initial position along straight sliding rail 53, entirely
The similar letter Q of the courses of action of translation manipulator 5, therefore it is defined as Q vee path V.
A kind of hub-bearing unit clearance detection provided by the utility model and negative clearance press-loading apparatus are carried out above
It is discussed in detail.Specific embodiment used herein is expounded the principles of the present invention and embodiment, above
The explanation of embodiment is merely used to help understand the method and its core concept of the utility model.It should be pointed out that for this technology
For the those of ordinary skill in field, without departing from the principle of this utility model, the utility model can also be carried out
Some improvements and modifications, modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (10)
1. a kind of hub-bearing unit clearance detection and negative clearance press-loading apparatus, it is characterised in that: according to feeding to the side of discharging
To feeding conveying belt, positive clearance detector, negative clearance press-loading apparatus and discharging conveyor belts are disposed with, the positive clearance is examined
It surveys device and is fixedly connected with negative clearance press-loading apparatus by the manipulator that is translatable, the positive clearance detector includes positive clearance measurement
Measuring mechanism and bearing inner flange lifting body are pushed up under frame, positive clearance measurement clamp system, positive clearance main shaft, positive clearance is surveyed
Amount frame is equipped with positive clearance upper mounted plate and positive clearance working plate, and the bottom of positive clearance upper mounted plate is fixedly installed positive trip
Measuring mechanism is pushed up under gap measurement clamp system and positive clearance main shaft, top measuring mechanism and the measurement of positive clearance clamp under positive clearance main shaft
Mechanism connection, bearing inner flange lifting body are arranged in positive clearance gage frame, the bearing inner flange lifting body
The lower section that measuring mechanism is pushed up under positive clearance main shaft is set；Negative clearance press-loading apparatus includes negative clearance press fitting frame, press fitting measurement
Mechanism and press fitting lifting body, negative clearance press fitting frame are equipped with negative clearance upper mounted plate and negative clearance working plate, and press fitting is surveyed
The top of negative clearance press fitting frame is arranged in measuring mechanism, and the top of negative clearance press fitting frame, press fitting is arranged in press fitting lifting body
The lower part of negative clearance press fitting frame is arranged in lifting body.
2. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: described
Top measuring mechanism includes positive clearance measurement main shaft, positive clearance displacement sensor, positive clearance mounting rack and positive trip under positive clearance main shaft
Tooling in gap, positive clearance mounting rack are fixedly connected with positive clearance upper mounted plate bottom, and positive clearance measurement main shaft is fixed on positive clearance
On mounting rack, positive clearance measurement main shaft top is fixedly installed with positive clearance displacement sensor, positive clearance measurement main shaft bottom installation
There is tooling on positive clearance, is fixed with the lower top spring to the downward contact of hub bearing inner ring on the positive clearance in tooling.
3. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: described
Positive clearance measurement clamp system includes clamping mounting plate, the pusher cylinder, clamping that the symmetrically arranged L-type of main shaft is measured along positive clearance
Cylinder and clamp snap-gauge, the pusher cylinder is fixed on positive clearance mounting rack, clamp one of mounting plate edges of boards with
Positive clearance mounting rack is slidably connected by sliding block and the sliding rail being arranged along the vertical direction, and pusher cylinder pushes clamping mounting plate sliding
It is dynamic, it clamps snap-gauge and is slidably connected with clamping another edges of boards of mounting plate by sliding block and sliding rail, clamping cylinder, which pushes, clamps snap-gauge edge
Sliding rail sliding.
4. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: described
Bearing inner flange lifting body includes jacking mounting rack, hoisting mechanism and accurate lifting body, the jacking mounting rack installation
In the bottom of positive clearance working plate, the hoisting mechanism is mounted on jacking mounting rack, and the hoisting mechanism includes servo electricity
Machine, lead screw and belt drive, servo motor by belt drive drive lead screw rotate, lead screw far from belt drive one
End is fixedly connected with jacking mounting plate, and the mounting plate that jacks is slided by sliding rail along the vertical direction with sliding block and jacking mounting rack
Dynamic connection, the precision lifting body are mounted on jacking mounting plate, and the precision lifting body includes positive clearance jacking cylinder,
Positive clearance jacking cylinder is mounted on positive clearance jacking cylinder mounting plate, and positive clearance jacking cylinder mounting plate and jacking mounting plate are logical
The sliding rail and sliding block for crossing vertical direction are slidably connected, and precise pressure regulating valve, positive clearance top are connected in the positive clearance jacking cylinder
Rising cylinder pushes the positive clearance jacking main shaft through positive clearance working plate to jack upwards.
5. hub-bearing unit clearance detection according to claim 4 and negative clearance press-loading apparatus, it is characterised in that: described
Bearing inner flange lifting body further includes rotating electric machine, and the rotating electric machine is fixed on positive clearance jacking cylinder mounting plate,
It is connected with transmission parts between rotating electric machine and positive clearance jacking main shaft, positive clearance work is installed at the top of positive clearance jacking main shaft
The bottom of part station, positive clearance jacking main shaft is fixedly connected with the telescopic end of positive clearance jacking cylinder, positive clearance jacking cylinder
It is fixed on jacking mounting plate.
6. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: described
Press fitting measuring mechanism is mounted on the top of negative clearance press fitting frame, and the press fitting measuring mechanism includes negative clearance measurement main shaft, bears
Clearance measurement main shaft is mounted on negative clearance mounting rack, solid on the negative clearance of negative clearance mounting rack and negative clearance press fitting frame roof
Fixed board is fixedly connected, and negative clearance measurement main shaft top is fixedly installed with negative clearance displacement sensor, and negative clearance measures main shaft bottom
Tooling on negative clearance is installed.
7. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: described
It is pressed lifting body setting in negative clearance working plate bottom, being pressed lifting body includes that ringlet is pressed into cylinder again, and ringlet is pressed again
The telescopic end for entering cylinder is connect with negative clearance jacking main shaft, and negative clearance jacking main shaft runs through negative clearance working plate along the vertical direction
Mobile, negative clearance jacking main shaft top is provided with negative clearance work piece operations platform.
8. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: described
Feeding conveying belt and positive clearance detector are separately positioned, and the discharging conveyor belts and negative clearance press-loading apparatus are separately positioned.
9. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: described
Translation manipulator bottom is provided with the long track of horizontal direction, and the long track is arranged in positive clearance working plate and negative clearance work
Make on platen, be fixedly connected with positive clearance working plate with negative clearance working plate, translation motor is flat by translation lead screw driving
Dynamic manipulator is slided on positive clearance working plate and negative clearance working plate by long track, and translation manipulator further includes vertical
Plate, the vertical plate are slided along long track, and straight sliding rail along the vertical direction, the cross for the manipulator that is translatable are provided on the vertical plate
Arm is arranged on straight sliding rail, and vertical motor drives transverse arm to slide on vertical plate by vertical lead screw, is provided on transverse arm several
The claw of a grabbing workpiece.
10. hub-bearing unit clearance detection according to claim 1 and negative clearance press-loading apparatus, it is characterised in that: institute
It states and is provided with transfer transition bench between positive clearance detector and negative clearance press-loading apparatus, there are four cards for setting on the manipulator that is translatable
Pawl, the spacing between the claw is identical, the feeding position of the feeding conveying belt, positive clearance work piece operations platform, transfer transition bench,
Spacing between negative clearance work piece operations platform and out material position are adjacent two-by-two is identical as the spacing between adjacent claw.
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| CN201920397535.5U CN209648039U (en) | 2019-03-27 | 2019-03-27 | A kind of hub-bearing unit clearance detection and negative clearance press-loading apparatus |
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| CN201920397535.5U CN209648039U (en) | 2019-03-27 | 2019-03-27 | A kind of hub-bearing unit clearance detection and negative clearance press-loading apparatus |
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| CN110849305A (en) * | 2019-11-22 | 2020-02-28 | 湖南美蓓达科技股份有限公司 | Miniature bearing play appearance |
| CN111420891A (en) * | 2020-03-13 | 2020-07-17 | 浙江屹立机器人科技有限公司 | Automatic wheel hub roundness detection and distribution device |
| CN112008409A (en) * | 2020-09-03 | 2020-12-01 | 杭州吉宝传动设备有限公司 | Manufacturing system and manufacturing method for automatically processing hub unit |
| CN112059578A (en) * | 2020-09-10 | 2020-12-11 | 安徽品行科技有限公司 | Press mounting production line for upper bearing and lower bearing of hub |
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| CN110849305A (en) * | 2019-11-22 | 2020-02-28 | 湖南美蓓达科技股份有限公司 | Miniature bearing play appearance |
| CN111420891A (en) * | 2020-03-13 | 2020-07-17 | 浙江屹立机器人科技有限公司 | Automatic wheel hub roundness detection and distribution device |
| CN112008409A (en) * | 2020-09-03 | 2020-12-01 | 杭州吉宝传动设备有限公司 | Manufacturing system and manufacturing method for automatically processing hub unit |
| CN112059578A (en) * | 2020-09-10 | 2020-12-11 | 安徽品行科技有限公司 | Press mounting production line for upper bearing and lower bearing of hub |
| CN112059578B (en) * | 2020-09-10 | 2021-10-29 | 安徽品行科技有限公司 | Press mounting production line for upper bearing and lower bearing of hub |
| CN112427920A (en) * | 2020-11-19 | 2021-03-02 | 安徽安恒轴承有限公司 | Bearing auxiliary installation device for motor special bearing production |
| CN113714771A (en) * | 2021-09-23 | 2021-11-30 | 甘盛雯 | Bearing assembly equipment for intelligent manufacturing |
| CN113714771B (en) * | 2021-09-23 | 2023-10-10 | 深圳市飞升轴承有限公司 | Bearing assembly equipment for intelligent manufacturing |
| CN114923451A (en) * | 2022-05-25 | 2022-08-19 | 海宁奥通汽车零件有限公司 | Conical hub unit clearance detection and assembly equipment and detection method |
| CN114923451B (en) * | 2022-05-25 | 2023-06-02 | 海宁奥通汽车零件有限公司 | Cone hub unit play detection and assembly equipment and detection method |
| CN115365794A (en) * | 2022-07-06 | 2022-11-22 | 浙江先导热电科技股份有限公司 | Automatic plastic shell assembly pressing machine and control method thereof |
| CN117359262A (en) * | 2023-11-23 | 2024-01-09 | 中船动力镇江有限公司 | Assembly fixture for connecting rod cover and connecting rod tile of diesel engine with positioning structure |
| CN117359262B (en) * | 2023-11-23 | 2024-05-24 | 中船动力镇江有限公司 | Assembly fixture for connecting rod cover and connecting rod tile of diesel engine with positioning structure |
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