CN102921819A - Fully-automatic multi-station nut riveting press - Google Patents
Fully-automatic multi-station nut riveting press Download PDFInfo
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- CN102921819A CN102921819A CN2012104253240A CN201210425324A CN102921819A CN 102921819 A CN102921819 A CN 102921819A CN 2012104253240 A CN2012104253240 A CN 2012104253240A CN 201210425324 A CN201210425324 A CN 201210425324A CN 102921819 A CN102921819 A CN 102921819A
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Abstract
The invention provides a fully-automatic multi-station nut riveting press, comprising a rack for supporting, as well as a hexagonal nut cap loading device, a multi-station hexagonal nut cap indexing positioning device, a hexagonal nut loading positioning device, a riveting device, an unloading device and a PLC (programmable logic controller) frequency converter touch screen automatic control system which are installed on the rack, wherein the riveting device comprises a riveting hydraulic cylinder, a press rod, a clamping-releasing slide block, a buffering spring, a bearing base and a hydraulic system; and the multi-station hexagonal nut cap indexing positioning device comprises a turntable and a plurality of hexagonal nut cap positioning dies. According to the invention, riveting automation for the nuts of a tire is realized, production efficiency is increased to a large extent, the occurrence of safety accidents is avoided, labour intensity is lightened, manpower input is reduced, cost is decreased, and enterprise competitiveness is enhanced.
Description
Technical field
The present invention relates to a kind of nut riveter, be specifically related to a kind of full-automatic multistation tire wheel hub stainless steel locking nut riveter.
Background technology
Nut is a kind of part that plant equipment closely can be coupled together, it usually and bolt be used in conjunction with to reach the purpose of fastening parts, namely by being penetrated, bolt is connected the through hole that parts are provided with, other end attaching nut at bolt comes to carry out fastening to parts, and the nut of using on the automobile, generally include nut body and with nut body be holistic annular helmet, at present, the riveting operation of tire, wheel hub locking nut riveting or hex nut and hex nut block relies on manual operations to finish fully.Riveting press equipment is placed on nut 11 on the nut alignment pin 1 of pneumohydraulic pressure-cylinder 5 belows with a hand as shown in Figure 1, the hex nut lid location pressing mold 4 that the another hand is packed hex nut block 12 to be positioned at nut alignment pin 1 top into; Steel ball plunger 3 withstands nut block 12, and then both hands leave pneumohydraulic pressure-cylinder 5 workspaces, press button, and nut guide cylinder 2 is with the direction correcting of hex nut, and is consistent with the direction of hex nut block; Pneumohydraulic pressure-cylinder 5 presses down nut block 12 is pressed on the nut 11.After pneumohydraulic pressure-cylinder 5 resets, again the semi-finished product behind the riveting are taken off from nut cap location pressing mold 4.This manual riveter efficient is low, and operation is moving does simple, repetition, machinery, easily sends out industrial accident.Pressing down in the process appears in manual riveter sometimes, nut block landing and the nut not positive situation of guiding and produce waste product in the positioning module.
In sum, there is following problem in prior art,
The first, fully rely on manual operations, the large efficient of labor strength is low;
The second, simple, the repetition of operational motion, machinery are easily sent out industrial accident, form loss;
Three, low precision, easily producing waste product increases company cost.
Summary of the invention
For defects, the present invention has realized the automation of lug nut riveting, has improved production efficiency, has avoided the generation of security incident, has alleviated labour intensity, has reduced human input, has reduced cost.
For achieving the above object, the present invention has adopted following technical scheme:
A kind of full-automatic multistation nut riveter is used for the riveting lug nut, and described full-automatic multistation nut riveter comprises: a frame, described frame are used for supporting riveter; One hex nut covers materials device, and described hex nut covers materials device and is installed on the described frame; One multistation hex nut lid indexing positioning device, described multistation hex nut lid indexing positioning device covers materials device with described hex nut and is connected, and is used for accepting described hex nut and covers the hex nut lid that materials device sends; One hex nut charging positioning device is used for transmitting hex nut; One pressure riveting device, described pressure riveting device upside is connected with described hex nut charging positioning device, and described pressure riveting device downside is connected with described multistation hex nut lid indexing positioning device, is used for pressing hex nut; One device for discharging, described device for discharging is connected with described multistation hex nut lid indexing positioning device, hex nut after being used for pressing unloads, an and PLC frequency converter touch-screen automation control system, described pressure riveting device comprises: a press hydraulic cylinder, a depression bar, a clamping loosens slide block, a buffer spring, a bearing base and a hydraulic system, and the described hydraulic cylinder that presses is installed on the described frame; Described depression bar is connected with the piston rod of the described hydraulic cylinder that presses, and the front end of described depression bar is taper; Described clamping is loosened slide block and is connected with described depression bar; Described buffer spring is set on the piston rod of the described hydraulic cylinder that presses; Described hydraulic system and described PLC frequency converter touch-screen automation control system are electrically connected, and described hydraulic system receives the information of described PLC frequency converter touch-screen automation control system.
In addition, described multistation hex nut lid indexing positioning device comprises: a rotating disk and most hex nut lid positioning modules, described rotating disk is a disk, evenly offer most through holes on the described rotating disk, a described majority hex nut lid positioning module is arranged in the described majority through hole, described hex nut lid positioning module comprises: a core rod seat, a location core rod, a back-moving spring, a core rod loam cake and a spring cup, described core rod seat is that an endoporus is orthohexagonal cylinder, and described core rod cover for seat is located in the through hole of offering on the described rotating disk; Described location core rod is that an endoporus is the regular hexagon through hole, and outer rim two is orthohexagonal cylinder in the middle of the cylinder, and described positioning module core retainer plate is located in the described core rod seat; Described spring cup is to offer a through hole in the middle of the lid, and described spring cup is threaded with described core rod seat, and an end of described location core rod passes the through hole of described spring cup; Described core rod loam cake is connected with described core rod seat, and described core rod loam cake has limited the position of described location core rod upward sliding; Described back-moving spring is enclosed within on the core rod of described location, and an end of described back-moving spring is connected with described location core rod, and the other end of described back-moving spring is connected with described spring cup.
According to the described full-automatic multistation nut of preferred embodiment of the present invention riveter, described hex nut covers materials device and comprises: hex nut lid vibrating feed dish, described hex nut lid vibrating feed dish is a container, and described hex nut lid vibrating feed dish is provided with an opening; One deflector chute, described deflector chute are a chute, and an end of described deflector chute is connected with the opening of described hex nut lid vibrating feed dish; One nut cap induction sense switch, described nut cap induction sense switch is arranged on the described deflector chute; One material loading support, described material loading support is connected with described frame; One band guide rod thin cylinder, described band guide rod thin cylinder is connected with described material loading support; One oscillating cylinder connecting plate, described oscillating cylinder connecting plate is connected with described band guide rod thin cylinder; One oscillating cylinder, described oscillating cylinder is connected with described oscillating cylinder connecting plate, and described oscillating cylinder is one 180 degree reciprocally swinging cylinders; One swing arm, described swing arm is connected with described oscillating cylinder, and described swing arm is made the reciprocally swinging of 180 degree; Two wide type parallel air grippers, described wide type parallel air gripper is arranged on the two ends of described swing arm; Two pairs of shrinkage expansions refer to, described shrinkage expansion refers to be connected with described wide type parallel air gripper.
According to the described full-automatic multistation nut of preferred embodiment of the present invention riveter, multistation hex nut lid indexing positioning device also comprises: a motor mounting plate, one motor, one electromagnetic clutch, one reductor, one trapezoidal synchromesh gear, one synchronous belt with trapezoid teeth and an equal portions high speed and precision indexing separator, its assembly relation is: described motor mounting plate is installed on the frame, described reductor is installed on the motor mounting plate, there are four long lumbar holes to be used for regulating the position of reductor and equal portions high speed and precision indexing separator power shaft on the motor mounting plate, be used for opening with tight of adjusting synchronous belt with trapezoid teeth, motor is connected with electromagnetic clutch, electromagnetic clutch is connected with reductor, trapezoidal synchromesh gear on the reductor shaft links to each other with trapezoidal synchromesh gear on being installed in equal portions high speed and precision indexing separator power shaft by synchronous belt with trapezoid teeth, rotating disk is connected with equal portions high speed and precision indexing separator output shaft, equal portions high speed and precision indexing separator with transmission of power to rotating disk.
According to the described full-automatic multistation nut of preferred embodiment of the present invention riveter, the hex nut charging positioning device comprises: hex nut vibrating feed dish, nut induction sense switch, nut limited block, base plate, pusher cylinder, pusher cylinder mounting plate, pusher lift cylinder, pusher lift cylinder installing plate, support plate, guide position plate, parallel air gripper, gas pawl fixed head, location jaw, lifter plate, link, linear axis, be used for linear bearing, the charging ram of vertical orientation lifting, its assembly relation is: base plate is connected with support plate; Support plate is connected with the guide position plate; Parallel air gripper is connected with the location jaw; Parallel air gripper is connected with gas pawl fixed head; Gas pawl fixed head, link, linear axis are fixed on the lifter plate; Linear bearing is fixed on the guide position plate; Pusher lift cylinder and pusher lift cylinder installing plate are fixed on the base plate, the pusher cylinder be connected with the pusher lift cylinder again after the pusher cylinder mounting plate is connected; At pusher cylinder front end charging ram is housed.
According to the described full-automatic multistation nut of preferred embodiment of the present invention riveter, device for discharging comprises: a guide cylinder mounting plate, one guide cylinder, one pusher guide rod, one blowpit, one discharging guide plate and a spring, its assembly relation is: described guide cylinder is fixed on the described frame by described guide cylinder mounting plate, described guide cylinder carries out reciprocating motion up and down, one end of described pusher guide rod is connected with the piston rod of described guide cylinder, the other end of described pusher guide rod is provided with groove, described pusher guide rod is up and down reciprocatingly in the endoporus of described location core rod, the end that described blowpit is equipped with described discharging guide plate and described spring is arranged on the top of described guide cylinder, described blowpit offers a breach with respect to the position of described guide cylinder, and the discharging guide plate is connected with spring.
According to the described full-automatic multistation nut of preferred embodiment of the present invention riveter, described PLC frequency converter touch-screen automation control system covers materials device, described multistation hex nut lid indexing positioning device, described hex nut charging positioning device, described pressure riveting device and described device for discharging with described hex nut respectively and is electrically connected.
Since adopted above technical characterictic, so that the present invention, has following advantage and good effect than prior art:
The first, automated production of the present invention has improved production efficiency, has reduced human input, has reduced cost;
The second, the present invention has avoided the generation of security incident, has alleviated labour intensity, has improved enterprise competitiveness.
Certainly, implement any one specific embodiment of content of the present invention, might not have simultaneously above whole technique effect.
Description of drawings
Fig. 1 is manual nut riveter schematic diagram;
Fig. 2 is the structural representation of full-automatic multistation nut riveter of the present invention;
Fig. 3 is hex nut charging positioning device structural representation;
Fig. 4 is the motion mode schematic diagram of multistation hex nut lid positioner;
Fig. 5 is multistation hex nut lid indexing positioning device structural representation;
Fig. 6 is hex nut lid positioning module structural representation;
Fig. 7 is hex nut charging positioning device structural representation;
Fig. 8 is hex nut charging positioning device schematic perspective view;
Fig. 9 is the pressure riveting device structural representation;
Figure 10 is the device for discharging structural representation.
The specific embodiment
Below in conjunction with accompanying drawing several preferred embodiments of the present invention are described in detail, but the present invention is not restricted to these embodiment.The present invention is contained any in substituting of making of marrow of the present invention and scope, modification, equivalent method and scheme.Understand for the public is had thoroughly the present invention, in the following preferred embodiment of the present invention, describe concrete details in detail, and do not have for a person skilled in the art the description of these details also can understand the present invention fully.In addition, for fear of essence of the present invention is caused unnecessary obscuring, do not describe well-known method, process, flow process, element etc. in detail.
Please refer to the structural representation of Fig. 2 full-automatic multistation nut of the present invention riveter, a kind of full-automatic multistation nut riveter, be used for the riveting lug nut, described full-automatic multistation nut riveter comprises: a frame 20, and described frame 20 is used for supporting riveter; One hex nut covers materials device 30, and described hex nut covers materials device 30 and is installed on the described frame 20; One multistation hex nut lid indexing positioning device 40, described multistation hex nut lid indexing positioning device 40 covers materials device 30 with described hex nut and is connected, and is used for accepting described hex nut and covers the hex nut lid that materials device 30 sends; One hex nut charging positioning device 50 is used for transmitting hex nut; One pressure riveting device 60, described pressure riveting device 60 upsides are connected with described hex nut charging positioning device 50, and described pressure riveting device 60 downsides are connected with described multistation hex nut lid indexing positioning device 40, are used for pressing hex nut; One device for discharging 70, described device for discharging 70 is connected with described multistation hex nut lid indexing positioning device 40, and the hex nut after being used for pressing unloads, and also comprises a PLC frequency converter touch-screen automation control system 80.
By among Fig. 2 as can be known, frame 20 provides one fixing platform and reference for assembling has been installed for hex nut covers materials device 30, multistation hex nut lid indexing positioning device 40, hex nut charging positioning device 50, pressure riveting device 60, device for discharging 70 and PLC frequency converter touch-screen automation control system 80.
Please refer to Fig. 9 pressure riveting device structural representation, can see, described pressure riveting device 60 comprises: a press hydraulic cylinder 601, a depression bar 602, a clamping loosens slide block 603, a buffer spring 604, a bearing base 605 and a hydraulic system 606, and the described hydraulic cylinder 601 that presses is installed on the described frame 20; Described depression bar 602 is connected with the described piston rod that presses hydraulic cylinder 601, and the front end of described depression bar 602 is taper; Described clamping is loosened slide block 603 and is connected with described depression bar 602; Described buffer spring 604 is set on the piston rod of the described hydraulic cylinder 601 that presses; Described hydraulic system 606 is electrically connected with described PLC frequency converter touch-screen automation control system 80, and described hydraulic system 606 receives the information of described PLC frequency converter touch-screen automation control system 80.
In addition, please refer to Fig. 5 multistation hex nut lid indexing positioning device structural representation and Fig. 6 hex nut lid positioning module structural representation, Fig. 6 is the cutaway view at AA place among Fig. 5 namely, described multistation hex nut lid indexing positioning device 40 comprises: a rotating disk 408, what use in the present embodiment is eight equal portions rotating disks 408 and most hex nut lid positioning modules, what use in the present embodiment is eight hex nut lid positioning modules, described eight equal portions rotating disks 408 are a disk, evenly offer eight through holes on the described eight equal portions rotating disks 408, described eight hex nuts lid positioning module is arranged in described eight through holes, described hex nut lid positioning module comprises: a core rod seat 409, one location core rod 410, one back-moving spring 411, one core rod loam cake 412 and a spring cup 413, described core rod seat 409 is that an endoporus is orthohexagonal cylinder, and described core rod seat 409 is set in the through hole of offering on the described eight equal portions rotating disks 408; Described location core rod 410 is that an endoporus is the regular hexagon through hole, and outer rim two is orthohexagonal cylinder in the middle of the cylinder, and described location core rod 410 is set in the described core rod seat 409; Described spring cup 413 is to offer a through hole in the middle of the lid, and described spring cup 413 is threaded with described core rod seat 409, and an end of described location core rod 410 passes the through hole of described spring cup 413; Described core rod loam cake 412 is connected with described core rod seat 409, and described core rod loam cake 412 has limited the position of described location core rod 410 upward slidings; Described back-moving spring 411 is enclosed within on the described location core rod 410, and an end of described back-moving spring 411 is connected with described location core rod 410, and the other end of described back-moving spring 411 is connected with described spring cup 413.
In addition, multistation hex nut lid indexing positioning device 40 also comprises: a motor mounting plate 401, one motor 402, one electromagnetic clutch (not shown), one reductor (not shown), one trapezoidal synchromesh gear 405, one synchronous belt with trapezoid teeth (not shown) and an equal portions high speed and precision indexing separator 407, what use in the present embodiment is eight equal portions high speed and precision indexing separators 407, its assembly relation is: described motor mounting plate 401 is installed on the frame 20, described reductor is installed on the motor mounting plate 401, there are four long lumbar holes to be used for regulating the position of reductor and eight equal portions high speed and precision indexing separators, 407 power shafts on the motor mounting plate 401, be used for regulating opening and tight purpose of synchronous belt with trapezoid teeth, motor 402 is connected with electromagnetic clutch, as preferred version, electromagnetic clutch is direct current 24V, and its advantage is to bear frequent power on/off.Electromagnetic clutch is connected with reductor, trapezoidal synchromesh gear 405 on the reductor shaft links to each other with trapezoidal synchromesh gear on being installed in eight equal portions high speed and precision indexing separators, 407 power shafts by synchronous belt with trapezoid teeth, eight equal portions rotating disks 408, what use in the present embodiment is that eight equal portions rotating disks 408 are connected with eight equal portions high speed and precision indexing separators, 407 output shafts, eight equal portions high speed and precision indexing separators 407 are given eight equal portions rotating disks 408 with transmission of power, the reductor eight equal portions rotating disks 408 that whenever take two turns rotate a station, and wherein a circle is 408 resting stages of eight equal portions rotating disks; Finish hex nut lid, hex nut material loading in 408 resting stages at eight equal portions rotating disks, locate, press and the discharging action.At the eight equal parts rotating disk eight cover hex nut lid positioning modules are housed.
When the hydraulic cylinder riveting, location core rod 410 slides down to bearing base 605 power of pressing is delivered to bearing base 605, to eliminate the heavy load of eight equal portions high speed and precision indexing separators 407 and eight equal portions rotating disks 408; Press after the end, back-moving spring 411 will be located core rod 410 and be resetted.Above-mentioned multistation hex nut lid indexing positioning device 40 can also adopt other form certainly, as: the calibration locate mode adopts servo-drive system location, stepper motor location, air pressure index dial etc.; Location core rod 410 adopts other guide profile.
Hex nut charging positioning device 50 is positioned under the hex nut pressure riveting device 60, i.e. nut material loading position and the position consistency that presses.Pressure riveting device 60 among Fig. 2 is fixedly mounted on the frame 20, comprises as shown in Figure 9: the hydraulic cylinder 601 that presses, and depression bar 602 clamps and loosens slide block 603, buffer spring 604, bearing base 605, hydraulic system 606; The advantage that adopts hydraulic system 606 to press is: pressing is swift in motion, and pressure is with change in resistance in the pressing process, and pressure changes softly have been avoided hex nut to be placed in the hex nut riveting process abrading, realized the automatic press-riveting action of lug nut.
Please refer to Fig. 8 and shown in Figure 9, the front end of the depression bar 602 of pressure riveting device 60 is taper, has the guide-localization effect; Clamping is loosened slide block 603 and is connected with depression bar 602, and the hole that depression bar 602 passes on the link 514 is connected with hydraulic cylinder piston rod, and buffer spring 604 is housed between link 514 and the hydraulic cylinder piston rod; Press down in the process at hydraulic cylinder, depression bar 602, clamping are loosened slide block 603 and are descended simultaneously with hex nut charging positioning device 50, and lifter plate 513 touches core rod loam cake 412 lifter plates 513 transfixions, and hex nut keeps aliging with the hex nut lid; Depression bar 602 continues to press down; After hex nut is pressed into 3-5mm hex nut lid, clamps and loosen slide block 603 and contact with location jaw 512 and will locate jaw 512 and push open, locate that jaw 512 unclamps hex nut until hex nut is pressed in hex nut covers fully.Be pressed into finish after, drive hex nut charging positioning device 50 in depression bar 602 reseting procedures and reset; Employing is pressed into benefit that certain degree of depth unclamps location jaw 512 again again in having guaranteed the correct position that presses, and has avoided press contacts hex nut lid front position under the nut to change and the waste product that produces, thereby has improved product percent of pass; In addition, pressure riveting device 60 can also adopt cylinder or pneumohydraulic pressure-cylinder or mechanical compression mode.
Please refer to Fig. 3, hex nut covers materials device 30 and has realized the automatic capturing of hex nut lid 12, placed function and stopped the security incident that manual operations brings; Described hex nut covers materials device 30 and comprises: hex nut lid vibrating feed dish 301, and described hex nut lid vibrating feed dish 301 is a container, described hex nut lid vibrating feed dish 301 is provided with an opening; One deflector chute 302, described deflector chute 302 is a chute, an end of described deflector chute 302 is connected with the opening of described hex nut lid vibrating feed dish 301; One nut cap induction sense switch (not shown), described nut cap induction sense switch (not shown) is arranged on the described deflector chute 302; One material loading support 304, described material loading support 304 is connected with described frame 20; One band guide rod thin cylinder 305, described band guide rod thin cylinder 305 is connected with described material loading support 304; One oscillating cylinder connecting plate 306, described oscillating cylinder connecting plate 306 is connected with described band guide rod thin cylinder 305; One oscillating cylinder 307, described oscillating cylinder 307 is connected with described oscillating cylinder connecting plate 306, and described oscillating cylinder 307 is one 180 degree reciprocally swinging cylinders; One swing arm 308, described swing arm 308 is connected with described oscillating cylinder 307, and described swing arm 308 is made the reciprocally swinging of 180 degree; Two wide type parallel air grippers 309, described wide type parallel air gripper 309 is arranged on the two ends of described swing arm 308; Two pairs of shrinkage expansions refer to 310, and described shrinkage expansion refers to that 310 are connected with described wide type parallel air gripper 309.
Hex nut lid vibrating feed dish 301 is fixedly mounted on the frame 20, deflector chute 302 is connected with hex nut lid vibrating feed dish 301, the top of deflector chute 302 be positioned at shrinkage expansion refer to 310 under, nut cap induction sense switch (not shown) is installed deflector chute 302 tops.Material loading support 304 is fixedly mounted on the frame 20; Band guide rod thin cylinder 305 is fixedly mounted on material loading support 304 tops, and material loading support 304 tops have the hole.Front end with guide rod thin cylinder 305 push rods is connected with oscillating cylinder connecting plate 306, oscillating cylinder 307 is connected with oscillating cylinder connecting plate 306, at oscillating cylinder 307 swing arm 308 is housed, wide type parallel air gripper 309 is equipped with respectively at the two ends of swing arm 308, on the wide type parallel air gripper 309 a pair of shrinkage expansion is housed respectively and refers to 310.
As shown in Figure 4, after hex nut lid vibrating feed dish 301 covers 12 marshallings with unordered hex nut at random and sends into deflector chute 302, the hex nut lid 12 of deflector chute 302 tops is positioned at shrinkage expansion and refers under 310, another to shrinkage expansion refer to 310 be positioned at hex nut cover materials device 30 location core rod 410 directly over, when the nut cap on deflector chute 302 tops induction sense switch (not shown) detects hex nut and covers 12, be under 80 the control in PLC frequency converter touch-screen automation control, band guide rod thin cylinder 305 descends, shrinkage expansion refers to that 310 expansions catch hex nut lid 12, and the other end shrinkage expansion that clips hex nut lid 12 refers to that 310 insert hex nut lid 12 in the location core rods 410 and shrink hex nut lid 12 is put into location core rod 410 simultaneously.After finishing at the same time crawl and placing action, band guide rod thin cylinder 305 rises, and oscillating cylinder 307 swings 180 degree, and an end shrinkage expansion of grabbing hex nut lid 12 refers to that 310 and shrinkage expansions that shrink empty with the other end refer to 310 location swap.After finishing other a series of actions, multistation hex nut lid indexing positioning device 40 rotates, another empty location core rod 410 be positioned at the shrinkage expansion of grabbing hex nut lid 12 refer to 310 under, finish again above-mentioned action.The cylinder with guider that above-mentioned embodiment also can the employing level be installed substitutes rotary cylinder, only finishes declines-jaw to open the crawl hex nut and cover-rise-move to hex nut to cover under the positioning module top-decline-jaw contracted hex nut lid-rising-level and return this circulation material loading scheme at every turn.
As shown in Figure 7 and Figure 8, hex nut charging positioning device 50 comprises: hex nut vibrating feed dish 501, nut induction sense switch 502, nut limited block 517, base plate 503, pusher cylinder 504, pusher cylinder mounting plate 505, pusher lift cylinder 506, pusher lift cylinder installing plate 507, support plate 508, guide position plate 509, parallel air gripper 510, gas pawl fixed head 511, location jaw 512, lifter plate 513, link 514, linear axis 515, the linear bearing 516 that is used for the vertical orientation lifting, charging ram 518, its assembly relation is: base plate 503 is connected with support plate 508; Support plate 508 is connected with guide position plate 509; Parallel air gripper 510 is connected with location jaw 512; Parallel air gripper 510 is connected with gas pawl fixed head 511; Gas pawl fixed head 511, link 514, linear axis 515 are fixed on the lifter plate 513; Linear bearing 516 is fixed on the guide position plate 509; Pusher lift cylinder 506 is fixed on the base plate 503 with pusher lift cylinder installing plate 507, pusher cylinder 504 be connected with pusher lift cylinder 506 again after pusher cylinder mounting plate 505 is connected; At pusher cylinder 504 front ends charging ram 518 is housed.
Hex nut charging positioning device 50 among Fig. 2 has been realized the self-feeding positioning function of hex nut; Thereby improved efficient and avoided manual security incident.As shown in Figure 7 and Figure 8, on the hex nut vibrating feed dish 501 fixed installation frames 20 of hex nut charging positioning device 50, base plate 503 is contained on the bearing base 605 of pressure riveting device 60.Have T-slot on the bearing base 605, base plate 503 has four long waist shaped holes, and the adjustment that is beneficial to hex nut charging positioning device 50 is fixed.Be support plate 508 between base plate 503 and guide position plate 509, they are fixedly connected with soket head cap screw.Parallel air gripper 510 is connected with location jaw 512; Parallel air gripper 510 is connected with gas pawl fixed head 511; Gas pawl fixed head 511, link 514, linear axis 515 are fixed on the lifter plate 513.Linear bearing 516 is fixed on the guide position plate 509.Pusher lift cylinder 506 is fixed on the base plate 503 with pusher lift cylinder installing plate 507, pusher cylinder 504 with link together with pusher lift cylinder 506 again after pusher cylinder mounting plate 505 is connected.Nut limited block 517 is fixed on the guide position plate 509, and nut limited block 517 is seated in directly over the pusher alignment pin.As preferred version hex nut charging positioning device 50 be positioned at pressure riveting device 60 under belong to a station together with pressure riveting device 60.510 of parallel air grippers connect a tracheae, and this tracheae is connected with compressed gas always, make location jaw 512 be in clamped condition always, and its chucking power keeps constant when the clamping nut, can not change because of the opening and closing of gas pawl the size of chucking power.At pusher cylinder 504 front ends charging ram 518 is housed, charging ram 518 front ends have a pusher alignment pin, and pusher alignment pin top is taper.When in nut induction sense switch 502 detects the gathering sill of guide position plate 509, nut being arranged, pusher lift cylinder 506 rises and drives pusher cylinder 504 and rises, the pusher alignment pin inserts in the screwed hole from the bottom of nut, pusher cylinder 504 is prolonging gathering sill with nut and is pushing in the jaw 512 of location, nut be positioned jaw 512 clampings and location, pusher lift cylinder 506 descends, and drives pusher cylinder 504 and descend, after 506 declines of pusher lift cylinder put in place, pusher cylinder 504 was retracted; When pressing continuously work, nut induction sense switch 502 detects the above-mentioned action that repeats that goes round and begins again in the situation of material.When lacking material, suspend action until there is when expecting to continue above-mentioned action.
As shown in figure 10, device for discharging 70 comprises: a guide cylinder mounting plate 701, one guide cylinder 702, one pusher guide rod 703, one blowpit 704, one discharging guide plate 705 and a spring 706, its assembly relation is: described guide cylinder 702 is fixed on the described frame 20 by described guide cylinder mounting plate 701, described guide cylinder 702 carries out reciprocating motion up and down, one end of described pusher guide rod 703 is connected with the piston rod of described guide cylinder 702, the other end of described pusher guide rod 703 is provided with groove, described pusher guide rod 703 is up and down reciprocatingly in the endoporus of described location core rod 410, the end that described blowpit 704 is equipped with described discharging guide plate 705 and described spring 706 is arranged on the top of described guide cylinder 702, described blowpit 704 offers a breach with respect to the position of described guide cylinder 702, discharging guide plate 705 is connected connection with spring, guide cylinder 702 rises, pusher guide rod 703 enters location core rod 410, the nut that presses is disclosed, nut contacts discharging guide plate 705, discharging guide plate 705 pushes blowpit 704 with the nut that presses under the effect of spring 706, and nut is in blowpit 704 falls into the case that connects material.Nut is pushed blowpit 704 can also adopt cylinder to add the form of push rod, or directly with the tracheae air blowing nut of disclosing is blown in the blowpit 704.
In addition, described PLC frequency converter touch-screen automation control system 80 covers materials device 30, described multistation hex nut lid indexing positioning device 40, described hex nut charging positioning device 50, described pressure riveting device 60 and described device for discharging 70 with described hex nut respectively and is electrically connected, and is used for assigning action command.Also have plenty of, everything is all finished by 80 controls of PLC frequency converter touch-screen automation control system, and this system has to lack expects to suspend, and lacks material and suspends warning, fault alarm function, and its working method is divided into, manually adjustment, single and Automatic continuous.PLC frequency converter touch-screen automation control system 80 adopts the advantage of transducer drive motor to be and can to cover materials device 30, multistation hex nut lid indexing positioning device 40, hex nut charging positioning device 50, pressure riveting device 60, device for discharging 70 efficiency of movement adjustment work tempo according to hex nut, coordinate the action of each device, make whole system reach optimal operational condition.In addition, cover material level and hex nut at hex nut and press and can install a nut cap detecting position between the dress position, in the situation that detect uncovered, this is put to forward to without material level and is not done the action that presses when pressing.
In sum, owing to adopted above technical characterictic, so that the present invention has following advantage and good effect than prior art:
The first, automated production of the present invention has improved production efficiency, has reduced human input, has reduced cost;
The second, the present invention has avoided the generation of security incident, has alleviated labour intensity, has improved enterprise competitiveness.
The invention preferred embodiment just is used for helping to set forth the present invention.Preferred embodiment does not have all details of detailed descriptionthe, does not limit this invention yet and only is the described specific embodiment.Obviously, according to the content of this specification, can make many modifications and variations.These embodiment are chosen and specifically described to this specification, is in order to explain better principle of the present invention and practical application, thereby the technical field technical staff can utilize the present invention well under making.The present invention only is subjected to the restriction of claims and four corner and equivalent.Above disclosed only be preferred embodiment of the present invention; but be not to limit itself; anyly have the knack of those skilled in the art in the situation that without prejudice to spiritual connotation of the present invention, the equalization of doing changes and changes, and all should drop in protection scope of the present invention.
Claims (6)
1. a full-automatic multistation nut riveter is used for the riveting lug nut, and described full-automatic multistation nut riveter comprises:
One frame, described frame are used for supporting riveter;
One hex nut covers materials device, and described hex nut covers materials device and is installed on the described frame;
One multistation hex nut lid indexing positioning device, described multistation hex nut lid indexing positioning device covers materials device with described hex nut and is connected, and is used for accepting described hex nut and covers the hex nut lid that materials device sends;
One hex nut charging positioning device is used for transmitting hex nut;
One pressure riveting device is used for pressing hex nut, and described pressure riveting device upside is connected with described hex nut charging positioning device, and described pressure riveting device downside is connected with described multistation hex nut lid indexing positioning device;
One device for discharging, described device for discharging is connected with described multistation hex nut lid indexing positioning device, and the hex nut after being used for pressing unloads; And
One PLC frequency converter touch-screen automation control system is characterized in that, described pressure riveting device comprises:
One press hydraulic cylinder, a depression bar, a clamping loosens slide block, a buffer spring, a bearing base and a hydraulic system,
The described hydraulic cylinder that presses is installed on the described frame;
Described depression bar is connected with the piston rod of the described hydraulic cylinder that presses, and the front end of described depression bar is taper;
Described clamping is loosened slide block and is connected with described depression bar;
Described buffer spring is set on the piston rod of the described hydraulic cylinder that presses;
Described hydraulic system and described PLC frequency converter touch-screen automation control system are electrically connected, and described hydraulic system receives the information of described PLC frequency converter touch-screen automation control system, in addition,
Described multistation hex nut lid indexing positioning device comprises: a rotating disk and most hex nut lid positioning modules, described rotating disk is a disk, evenly offer most through holes on the described rotating disk, a described majority hex nut lid positioning module is arranged in the described majority through hole, described hex nut lid positioning module comprises: a core rod seat, a location core rod, a back-moving spring, a core rod loam cake and a spring cup
Described core rod seat is that an endoporus is orthohexagonal cylinder, and described core rod cover for seat is located in the through hole of offering on the described rotating disk;
Described location core rod is that an endoporus is the regular hexagon through hole, and outer rim two is orthohexagonal cylinder in the middle of the cylinder, and described positioning module core retainer plate is located in the described core rod seat;
Described spring cup is to offer a through hole in the middle of the lid, and described spring cup is threaded with described core rod seat, and an end of described location core rod passes the through hole of described spring cup;
Described core rod loam cake is connected with described core rod seat, and described core rod loam cake has limited the position of described location core rod upward sliding;
Described back-moving spring is enclosed within on the core rod of described location, and an end of described back-moving spring is connected with described location core rod, and the other end of described back-moving spring is connected with described spring cup.
2. full-automatic multistation nut riveter as claimed in claim 1 is characterized in that, described hex nut covers materials device and comprises:
One hex nut lid vibrating feed dish, described hex nut lid vibrating feed dish is a container, described hex nut lid vibrating feed dish is provided with an opening;
One deflector chute, described deflector chute are a chute, and an end of described deflector chute is connected with the opening of described hex nut lid vibrating feed dish;
One nut cap induction sense switch, described nut cap induction sense switch is arranged on the described deflector chute;
One material loading support, described material loading support is connected with described frame;
One band guide rod thin cylinder, described band guide rod thin cylinder is connected with described material loading support;
One oscillating cylinder connecting plate, described oscillating cylinder connecting plate is connected with described band guide rod thin cylinder;
One oscillating cylinder, described oscillating cylinder is connected with described oscillating cylinder connecting plate, and described oscillating cylinder is one 180 degree reciprocally swinging cylinders;
One swing arm, described swing arm is connected with described oscillating cylinder, and described swing arm is made the reciprocally swinging of 180 degree;
Two wide type parallel air grippers, described wide type parallel air gripper is arranged on the two ends of described swing arm;
Two pairs of shrinkage expansions refer to, described shrinkage expansion refers to be connected with described wide type parallel air gripper.
3. full-automatic multistation nut riveter as claimed in claim 1 or 2, it is characterized in that, multistation hex nut lid indexing positioning device also comprises: a motor mounting plate, one motor, one electromagnetic clutch, one reductor, one trapezoidal synchromesh gear, one synchronous belt with trapezoid teeth and an equal portions high speed and precision indexing separator, its assembly relation is: described motor mounting plate is installed on the frame, described reductor is installed on the motor mounting plate, there are four long lumbar holes to be used for regulating the position of described reductor and described equal portions high speed and precision indexing separator power shaft on the motor mounting plate, regulate opening with tight of described synchronous belt with trapezoid teeth, described motor is connected with described electromagnetic clutch, described electromagnetic clutch is connected with described reductor, described trapezoidal synchromesh gear on the described reductor shaft links to each other with described trapezoidal synchromesh gear on being installed in described equal portions high speed and precision indexing separator power shaft by described synchronous belt with trapezoid teeth, described rotating disk is connected with described equal portions high speed and precision indexing separator output shaft, and described equal portions high speed and precision indexing separator is given described rotating disk with transmission of power.
4. full-automatic multistation nut riveter as claimed in claim 3, it is characterized in that, the hex nut charging positioning device comprises: a hex nut vibrating feed dish, one nut induction sense switch, one nut limited block, one base plate, one pusher cylinder, one pusher cylinder mounting plate, one pusher lift cylinder, one pusher lift cylinder installing plate, one support plate, one guide position plate, one parallel air gripper, one gas pawl fixed head, one location jaw, one lifter plate, one link, one linear axis, a linear bearing that is used for the vertical orientation lifting, one charging ram, its assembly relation is: described base plate is connected with described support plate; Described support plate is connected with described guide position plate; Described parallel air gripper is connected with described location jaw; Described parallel air gripper is connected with described gas pawl fixed head; Described gas pawl fixed head, described link and described linear axis are fixed on the described lifter plate; Described linear bearing is fixed on the described guide position plate; Described pusher lift cylinder and described pusher lift cylinder installing plate are fixed on the described base plate, described pusher cylinder be connected with described pusher lift cylinder again after described pusher cylinder mounting plate is connected; At described pusher cylinder front end described charging ram is housed.
5. full-automatic multistation nut riveter as claimed in claim 4, it is characterized in that, device for discharging comprises: a guide cylinder mounting plate, one guide cylinder, one pusher guide rod, one blowpit, one discharging guide plate and a spring, its assembly relation is: described guide cylinder is fixed on the described frame by described guide cylinder mounting plate, described guide cylinder carries out reciprocating motion up and down, one end of described pusher guide rod is connected with the piston rod of described guide cylinder, the other end of described pusher guide rod is provided with groove, described pusher guide rod is up and down reciprocatingly in the endoporus of described location core rod, the end that described blowpit is equipped with described discharging guide plate and described spring is arranged on the top of described guide cylinder, described blowpit offers a breach with respect to the position of described guide cylinder, described discharging guide plate be connected spring and connect.
6. full-automatic multistation nut riveter as claimed in claim 5, it is characterized in that, described PLC frequency converter touch-screen automation control system covers materials device, described multistation hex nut lid indexing positioning device, described hex nut charging positioning device, described pressure riveting device and described device for discharging with described hex nut respectively and is electrically connected.
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| CN201210425324.0A CN102921819B (en) | 2012-10-31 | 2012-10-31 | Fully-automatic multi-station nut riveting press |
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| CN201210425324.0A CN102921819B (en) | 2012-10-31 | 2012-10-31 | Fully-automatic multi-station nut riveting press |
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| CN102921819B CN102921819B (en) | 2014-12-10 |
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| CN105058037A (en) * | 2015-08-18 | 2015-11-18 | 周俊雄 | Nut locking machine for motor impeller and method for locking nut of nut locking machine |
| CN105127734A (en) * | 2015-10-11 | 2015-12-09 | 零八一电子集团四川天源机械有限公司 | Multi-nut synchronous riveting mechanism |
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| CN105750430A (en) * | 2016-04-29 | 2016-07-13 | 燕山大学 | Electromagnetic vibration roll riveting fixing device for knuckle bearing |
| CN106424391A (en) * | 2016-10-27 | 2017-02-22 | 宁波长华长盛汽车零部件有限公司 | Automatic riveting pressure monitoring device |
| CN106825363A (en) * | 2017-01-23 | 2017-06-13 | 嘉兴优佳金属制品有限公司 | Pressure pulling rivet machine, staking control detecting system and automatic rivet pulling technique |
| CN107043005A (en) * | 2016-12-13 | 2017-08-15 | 温州职业技术学院 | Double-deck lid automatic riveting machine |
| CN107214101A (en) * | 2017-05-18 | 2017-09-29 | 潘州州 | The verifying attachment of bolt nut |
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