CN107009075B - A kind of wheel cover unit fixture - Google Patents

A kind of wheel cover unit fixture Download PDF

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Publication number
CN107009075B
CN107009075B CN201710353510.0A CN201710353510A CN107009075B CN 107009075 B CN107009075 B CN 107009075B CN 201710353510 A CN201710353510 A CN 201710353510A CN 107009075 B CN107009075 B CN 107009075B
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China
Prior art keywords
fixed
plate
bearing
unit
wheel cover
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CN201710353510.0A
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Chinese (zh)
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CN107009075A (en
Inventor
邵何兴
杨娟
王学敏
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Anhui Jianghuai Automobile Group Corp
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Anhui Jianghuai Automobile Group Corp
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Priority to CN201710353510.0A priority Critical patent/CN107009075B/en
Publication of CN107009075A publication Critical patent/CN107009075A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/047Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

Abstract

The invention discloses a kind of wheel cover unit fixtures, including:Bearing, the bearing are connected with sliding element, and the sliding element is for guiding the bearing to be moved towards or away from wheel cover assembly;Lower part positioning unit, wheel cover assembly lower part is positioned and be compressed;Lateral surface compressing unit, to be compressed to wheel cover assembly and the overlapping part of longeron assembly;Rear portion compressing unit, when front panel and wheel cover assembly overlap, to be positioned and be compressed to front panel;Front end positioning unit is positioned with the front end to wheel cover assembly;Master positioning unit, with the agent localization to wheel cover assembly.Compared with prior art, the present invention avoids excessive fixture basic unit from being directly connected to substrate, solves the problems, such as substrate space deficiency by the way that multiple fixture basic units are integrated into bearing upper set into a big unit, the welding space reserved is big, reduces welding operation difficulty.

Description

A kind of wheel cover unit fixture
Technical field
The invention belongs to auto parts and components processing technique field, especially a kind of wheel cover unit fixture.
Background technology
Welding fixture is the important means for ensureing auto parts and components precision, and rational positioning compression form is fixture design Key point.For wheel cover assembly due to special construction complexity, entire workpiece size is larger, and wheel cover assembly is the key that hair cabin portion Position is the installation position of many important spare parts, therefore the welding quality requirement of wheel cover assembly is high, how to optimize wheel cover assembly Clamp structure, be all one of the problem in terms of Automobile Welding all the time.
In the prior art, the positioning of wheel cover assembly could all be realized using multiple fixture basic units and is completely fixed, by Complicated in wheel cover assembly structure, entire workpiece size is larger, under normal circumstances, at least needs through four fixture basic units The positioning compression to wheel cover assembly can be completed, fixture basic unit tightens solid matter cloth in substrate, and fixture complicated integral structure picks and places Part and welding operation are all relatively difficult, cause fixture development cost high, employee's operating difficulties, the problems such as welding quality is not high.
Invention content
The object of the present invention is to provide a kind of wheel cover unit fixtures, solve existing fixture and tighten solid matter cloth, structure in substrate The problem of complexity, welding insufficient space, promotes wheel cover assembly welding quality to reduce employee's operation difficulty.
The present invention provides a kind of wheel cover unit fixtures, including:
Bearing, the bearing are connected with sliding element, and the sliding element is for guiding the bearing towards or away from wheel Cover assembly moves;
Lower part positioning unit, the lower part positioning unit are fixed on the bearing, to determine wheel cover assembly lower part Position and compression;
Lateral surface compressing unit, the lateral surface compressing unit are fixed on the bearing, with to wheel cover assembly and longeron assembly Overlapping part compressed;
Rear portion compressing unit, the rear portion compressing unit are fixed on the bearing, to be taken in front panel and wheel cover assembly When connecing, front panel is positioned and is compressed;
Front end positioning unit, the front end positioning unit are fixed on the bearing, to be carried out to the front end of wheel cover assembly Positioning;
Master positioning unit, the master positioning unit is fixed on the bearing, with the agent localization to wheel cover assembly.
Wheel cover unit fixture as described above, wherein preferably, the bearing includes base-plate, square steel tube and use It is fixed on the base-plate in the bottom of the first connecting plate of the fixation master positioning unit, the square steel tube, described One connecting plate is fixed on the top of the square steel tube, and the two bottom sides of the square steel tube are fixed with trapezoidal reinforcing plate;The bearing It is equipped with the second connecting plate for fixing the lower part positioning unit, connected for fixing the third of the lateral surface compressing unit Plate, the 4th connecting plate for fixing the rear portion compressing unit and the 5th connection for fixing the front end positioning unit Plate.
Wheel cover unit fixture as described above, wherein preferably, the sliding element includes fixed bottom plate, sliding rail, cunning Plate, block, front limited block, rear limited block, the sliding rail are equipped with two, are symmetrically fixed on the fixed bottom plate, the slide plate Top is fixedly connected with the bearing, and the slide plate bottom is equipped with the sliding block coordinated with the sliding rail, and the block is fixed on institute Slide plate bottom is stated, the front limited block and the rear limited block are fixed on the fixed bottom plate and block cooperation is with right Slide plate is limited.
Wheel cover unit fixture as described above, wherein preferably, the sliding element further includes the first key seat, second Key seat, guide pedestal and the first positioning pin, first key seat and the second key seat are individually fixed on the fixed bottom plate, described Guide pedestal is set at the top of the slide plate, and when the wheel cover unit fixture is in clamp position, first positioning pin is fed through It is fixed after the guide pedestal and first key seat;When the wheel cover unit fixture is in idle state, first positioning Pin is fixed after being fed through the guide pedestal and second key seat.
Wheel cover unit fixture as described above, wherein preferably, the lower part positioning unit include the first mounting plate, First manual cylinder and the first pressure head, first mounting plate are fixed on the bearing, and the first manual cylinder passes through One transfer block is fixed on the top of first mounting plate, and the second positioning pin is fixed in the push rod end of the first manual cylinder, First pressure head is fixed on the side of first mounting plate.
Wheel cover unit fixture as described above, wherein preferably, the lateral surface compressing unit include the second mounting plate, First template, the second pressure head and third pressure head, second mounting plate are fixedly connected with the bearing, and the one of first template Side is fixed with second mounting plate, and first template other side is fixed with second pressure head and the third pressure head.
Wheel cover unit fixture as described above, wherein preferably, the rear portion compressing unit include third mounting plate, Second template, the second transfer block, third key seat and with third key seat cooperation third positioning pin, the third mounting plate with it is described Bearing is fixedly connected, and second template is fixed on the third mounting plate, and the third key seat is solid by the second transfer block Due to the side far from the third mounting plate of second template.
Wheel cover unit fixture as described above, wherein preferably, the front end positioning unit include the 4th mounting plate, Third transfer block, the 4th key seat and the 4th positioning pin with the 4th key seat cooperation, the 4th mounting plate are fixed on institute It states on bearing, the 4th key seat is fixed on by third transfer block on the 4th mounting plate.
Wheel cover unit fixture as described above, wherein preferably, the master positioning unit include pedestal, hand clamp, Pressure arm, the first compact heap, the second compact heap, third compact heap, the second manual air cylinder, the first supporting block, the second supporting block, third Supporting block, the 4th supporting block, the 4th transfer block, Building L and link block, the pedestal, Building L and the first supporting block are fixed on described On bearing, second supporting block is fixed in the Building L, and the third supporting block is fixed on described by the 4th transfer block On the cylinder body of two manual air cylinders, the 4th supporting block is fixed on the pedestal, first compact heap, the second compact heap and Third compact heap is fixed on the pressure arm, and the hand clamp is articulated on the pedestal, the hand clamp and the pressure Arm connects, and to drive the pressure arm to be rotated centered on pivoting point, second manual air cylinder is fixed on the L by link block On seat, the push rod end of second manual air cylinder is fixed with the 5th positioning pin.
Compared with prior art, the present invention is big at one by the way that multiple fixture basic units are integrated into bearing upper set Unit, avoid excessive fixture basic unit from being directly connected to substrate, solve the problems, such as substrate space deficiency, the weldering reserved It is big to connect space, reduces welding operation difficulty.
Description of the drawings
Fig. 1 is the integrally-built axonometric drawing of the present invention;
Fig. 2 is the axonometric drawing under the integrally-built assembled state of the present invention;
Fig. 3 is the front view of bearing;
Fig. 4 is the rearview of bearing;
Fig. 5 is the axonometric drawing of sliding element;
Fig. 6 is the slide plate and stop block structure schematic diagram of sliding element;
Fig. 7 is the axonometric drawing of lower part positioning unit;
Fig. 8 is the axonometric drawing under the assembled state of lower part positioning unit;
Fig. 9 is the axonometric drawing of lateral surface compressing unit;
Figure 10 is the axonometric drawing under the assembled state of lateral surface compressing unit;
Figure 11 is the axonometric drawing of rear portion compressing unit;
Figure 12 is the axonometric drawing under the assembled state of rear portion compressing unit;
Figure 13 is the axonometric drawing of front end positioning unit;
Figure 14 is the axonometric drawing under the assembled state of front end positioning unit;
Figure 15 is the axonometric drawing under the assembled state of master positioning unit;
Figure 16 is the axonometric drawing under the assembled state of master positioning unit.
Reference sign:100- bearings, 101- base-plates, 102- square steel tubes, the first connecting plates of 103-, 104- are trapezoidal Reinforcing plate, the second connecting plates of 105-, 106- third connecting plates, the 4th connecting plates of 107-, the 5th connecting plates of 108-, 200- slidings are single Member, 201- fix bottom plate, 202- sliding rails, 203- slide plates, 204- blocks, 205- front limited blocks, limited block after 206-, 207- first Key seat, the second key seats of 208-, 209- guide pedestals, the first positioning pins of 210-, 211- sliding blocks, the lower parts 300- positioning unit, 301- First mounting plate, 302- first manual cylinders, the first pressure heads of 303-, the first transfer blocks of 304-, the second positioning pins of 305-, the sides 400- Face pressure tight unit, the second mounting plates of 401-, the first templates of 402-, the second pressure heads of 403-, 404- third pressure heads, the rear portions 500- compress Unit, 501- third mounting plates, the second templates of 502-, the second transfer blocks of 503-, 504- third key seats, 505- third positioning pins, The front ends 600- positioning unit, the 4th mounting plates of 601-, 602- third transfer blocks, the 4th key seats of 603-, the 4th positioning pins of 604-, 700- master positioning units, 701- pedestals, 702- hand clamps, 703- pressure arms, the first compact heaps of 704-, the second compact heaps of 705-, 706- third compact heaps, the second manual air cylinders of 707-, the first supporting blocks of 708-, the second supporting blocks of 709-, 710- third supporting blocks, The 4th supporting blocks of 711-, the 4th transfer blocks of 712-, 713-L, 714- link blocks, the 5th positioning pins of 715-;
01- wheel cover assemblies, 02- longeron assemblies, 03- front panels, 04- front wheel housing reinforcing plates, 05- front overhang side bars.
Specific implementation mode
The embodiments described below with reference to the accompanying drawings are exemplary, is only used for explaining the present invention, and cannot be construed to Limitation of the present invention.
The embodiment of the present invention:As depicted in figs. 1 and 2, the present invention provides a kind of wheel cover unit fixture, including:
Bearing 100, the bearing 100 are connected with sliding element 200, and the sliding element 200 is for guiding the bearing 100 move towards or away from wheel cover assembly 01, and bearing 100 is fixed on substrate (substrate is not shown);
Lower part positioning unit 300, the lower part positioning unit 300 is fixed on the bearing 100, with to wheel cover assembly 01 Lower part is positioned and is compressed;
Lateral surface compressing unit 400, the lateral surface compressing unit 400 are fixed on the bearing 100, with to wheel cover assembly 01 It is compressed with the overlapping part of longeron assembly 02;
Rear portion compressing unit 500, the rear portion compressing unit 500 are fixed on the bearing 100, with front panel 03 with When wheel cover assembly 01 overlaps, front panel 03 is positioned and compressed;
Front end positioning unit 600, the front end positioning unit 600 is fixed on the bearing 100, with to wheel cover assembly 01 Front end positioned;
Master positioning unit 700, the master positioning unit 700 is fixed on the bearing 100, with the master to wheel cover assembly 01 Body positions.
Wheel cover unit fixture in the present embodiment is set altogether there are five fixture basic unit:Lower part positioning unit 300, side pressure Tight unit 400, rear portion compressing unit 500, front end positioning unit 600 and master positioning unit 700, this five fixture basic units are equal It is fixed on bearing 100, bearing 100 is movably fixed on substrate by the sliding element 200 of bottom, in this way by by five A fixture basic unit is integrated into 100 upper set of bearing into a big unit, avoids excessive fixture basic unit and base Plate is directly connected to, and solves the problems, such as substrate space deficiency, the welding space reserved is big, reduces welding operation difficulty.
As shown in Figure 3 and Figure 4, as the optimal technical scheme of the present embodiment, the bearing 100 include base-plate 101, Square steel tube 102 and the first connecting plate 103 for fixing the master positioning unit 700, the bottom of the square steel tube 102 is fixed on On the base-plate 101, first connecting plate 103 is fixed on the top of the square steel tube 102, first connecting plate 103 for fixing the master positioning unit 700, and the two bottom sides of the square steel tube 102 are fixed with trapezoidal reinforcing plate 104;It is described Base-plate 101, trapezoidal reinforcing plate 104 and square steel tube 102 are connected two-by-two by the form of electric welding, the square steel tube 102 and institute It states and is equipped with floor between the first connecting plate 103, pass through electric welding between the square steel tube 102, floor and first connecting plate 103 Form connects two-by-two.
The bearing 100 is equipped with for fixing the second connecting plate 105 of the lower part positioning unit 300, for fixing The third connecting plate 106 of the lateral surface compressing unit 400, the 4th connecting plate 107 for fixing the rear portion compressing unit 500 With the 5th connecting plate 108 for fixing the front end positioning unit 600, the second connecting plate 105 and third connecting plate 106 pass through Electric welding form is fixed on the both sides of trapezoidal reinforcing plate 104, and the 4th connecting plate 107 and the 5th connecting plate 108 pass through electric welding Form is fixed on the both sides of square steel tube 102.
In order to enable bearing 100 can be stablized, accurately toward and away from the movement of wheel cover assembly 01, such as Fig. 5 and Fig. 6 institutes Show, sliding element 200 is set as the matching model of sliding rail 202 and sliding block 211 by the present embodiment, and the sliding element 200 includes solid Determine bottom plate 201, sliding rail 202, slide plate 203, block 204, front limited block 205, rear limited block 206, the fixed bottom plate 201 is fixed In on substrate, 203 top of the slide plate is fixedly connected with the base-plate 101 of the bearing 100, and the sliding rail 202 is equipped with two Item is symmetrically fixed on the fixed bottom plate 201, and 203 bottom of the slide plate is equipped with the sliding block 211 coordinated with the sliding rail 202, Slide plate 203 is slidably fixed on by the mating reaction of sliding block 211 and sliding rail 202 on the fixed bottom plate 201.This field Those of ordinary skill be easy for it is contemplated that, the power source moved on sliding rail 202 for driving slide plate 203 reciprocal can be with For various ways such as cylinder, motor, manpower drivings, this will not be repeated here.
In order to avoid in slipping, sliding block 211 skids off sliding rail 202, damages, the stroke to slide plate 203 is needed It is controlled, the block 204 is fixed on 203 bottom of the slide plate, and the front limited block 205 and the rear limited block 206 are solid Due to coordinating to be limited to slide plate 203 with the block 204 on the fixed bottom plate 201, slided back and forth in slide plate 203 Preceding stop and rear stop on, the both sides of block 204 contact at the front limited block 205 or it is described after on limited block 206, this Sample limits the movement of slide plate 203, avoids slide plate 203 and skids off sliding rail 202.Two sliding rails 202 disposed in parallel pass through bolt It is fixed on fixed bottom plate 201, block 204 is bolted on the front end of slide plate 203, while being in two one slide rails 202 Centre position avoids the occurrence of interference.
It is described in order to so that slide plate 203 is not in unnecessary sliding to fixture in clamping and when idle Sliding element 200 further includes the first key seat 207, the second key seat 208, guide pedestal 209 and the first positioning pin 210, and described first Key seat 207 and the second key seat 208 are individually fixed on the fixed bottom plate 201, and the mobile route in the slide plate 203 On, the guide pedestal 209 is set to 203 top of the slide plate, when the wheel cover unit fixture is in clamp position, the guide Pedestal 209 is located exactly at the top of first key seat 207, and first positioning pin 210 is fed through 209 He of guide pedestal Fixed after first key seat 207, such slide plate 203 cannot slide, and realize the fixation to slide plate 203, in order to resist impact, Gu Fixed to stablize, the first key seat 207 is symmetrically set in the both sides of sliding rail 202 there are two setting;When the wheel cover unit fixture is in idle, Guide pedestal 209 is moved to the top of second key seat 208, first positioning pin 210 is fed through the guide pedestal 209 and second key seat 208 after it is fixed, such slide plate 203 cannot slide, and realize the fixation to slide plate 203, the second key seat 208 can be provided only with one, to reduce clamp weight, reduce cost.
As shown in fig. 7, as the fixture basic unit that 01 lower part of wheel cover assembly is positioned and compressed, the lower part is fixed Bit location 300 includes the first mounting plate 301, first manual cylinder 302 and the first pressure head 303, and first mounting plate 301 passes through Bolt is fixed on the second connecting plate 105 of the bearing 100, and the first manual cylinder 302 is solid by the first transfer block 304 Due to the top of first mounting plate 301, adjustable gasket is bolted and is equipped between any two, it can be on support direction It adjusts, the second positioning pin 305 is fixed in the push rod end of the first manual cylinder 302, and first pressure head 303 passes through bolt It is fixed on the side of first mounting plate 301.In order to ensure the stability and durability of lower part positioning unit 300, described It is reinforced between one mounting plate 301 and second connecting plate 105 by being welded.
As shown in figure 8, the main function of lower part positioning unit 300 is that wheel cover lower part is positioned and compressed, positioning Point is the lower part location hole of front wheel housing reinforcing plate 04, and in position fixing process, the second positioning pin is driven by first manual cylinder 302 305 are inserted into the lower part location hole of front wheel housing reinforcing plate 04, compress point in 04 lower part seam allowance side of front wheel housing reinforcing plate, the first pressure head 303 press at 04 lower part seam allowance side of front wheel housing reinforcing plate.
As shown in figure 9, substantially single as the fixture that the overlapping part to wheel cover assembly 01 and longeron assembly 02 is compressed Member, the lateral surface compressing unit 400 include the second mounting plate 401, the first template 402, the second pressure head 403 and third pressure head 404, Second mounting plate 401 and the third connecting plate 106 of the bearing 100 are bolted to connection, in order to ensure that side is pressed The stability and durability of tight unit 400, it is solid by being welded between second mounting plate 401 and the third connecting plate 106 Fixed, the side of first template 402 is fixed by bolt and second mounting plate 401,402 other side of the first template It is fixed by bolt and second pressure head 403 and the third pressure head 404.
As shown in Figure 10, the main function of lateral surface compressing unit 400 is the overlap joint to wheel cover assembly 01 and longeron assembly 02 Position is compressed, wherein two adjacent step surfaces of the second pressure head 403, three compression points are collectively formed with third pressure head 404, Realize that the lateral surface compressing that wheel cover assembly 01 is merged with longeron assembly 02 is fixed.
As shown in figure 11, as the fixture basic unit that front panel 03 is positioned and compressed, the rear portion compresses single Member 500 includes third mounting plate 501, the second template 502, the second transfer block 503, third key seat 504 and matches with third key seat 504 The third positioning pin 505 of conjunction, the third mounting plate 501 is fixedly connected with the 4th connecting plate 107 of the bearing 100, and is led to It crosses electric welding to reinforce, second template 502 is fixed on the third mounting plate 501, and the third key seat 504 passes through second turn The side far from the third mounting plate 501 that block 503 is fixed on second template 502 is connect, is equipped with adjustable pad between any two Piece, third positioning pin 505 are to compress latch structure, and axis pin end is threaded, seal face is formed on axis pin, is tightened by screw thread Coordinate with third key seat 504, realizes and plate is compressed.
As shown in figure 12, the main function of rear portion compressing unit 500 be when front panel 03 and wheel cover assembly 01 overlap, it is right Front panel 03 is positioned and is compressed.Its mode is as follows:When 03 piece uploading of front panel, first third positioning pin 505 is taken out, then will before Location hole on coaming plate 03 is aligned with the hole position on third key seat 504, then positions the insertion of third positioning pin 505 front panel 03 In hole and third key seat 504, then third positioning pin 505 and third key seat 504 are coordinated and tightened so that on third positioning pin 505 Seal face front panel 03 is compressed, to realize positioning to front panel 03 and compression.After the completion of welding, first third is positioned Pin 505 back-outs third key seat 504, and workpiece can be taken off.It, can be to preceding by the cooperation of third positioning pin 505 and third key seat 504 Coaming plate 03 compressed to it while the positioning of hole, need not redesign one group of fixture unit and press front panel 03 Tightly.Keep clamp structure simple, it is cost-effective.
As shown in figure 13, the fixture basic unit positioned as the front end to wheel cover assembly 01, the front end positioning Unit 600 includes the 4th mounting plate 601, third transfer block 602, the 4th key seat 603 and coordinates with the 4th key seat 603 5th connecting plate 108 of the 4th positioning pin 604, shown 4th mounting plate 601 and the bearing 100 is bolted to connection, And reinforced by being welded, the 4th key seat 603 is fixed on by third transfer block 602 on the 4th mounting plate 601, two-by-two Between be equipped with adjustable gasket.
As shown in figure 14, the main function of front end positioning unit 600 is positioned to the leading portion position of wheel cover assembly 01, Anchor point is 05 top location hole of front overhang side bar.When wheel cover 01 piece uploading of assembly, first the 4th positioning pin 604 is extracted, then by front overhang 05 top location hole of side bar is aligned with the hole position on the 4th key seat 603, and the 4th positioning pin 604 is then inserted into the 4th key seat 603, Realize the positioning of 01 fore-end of wheel cover assembly.After the completion of welding, the 4th positioning pin 604 is first extracted into the 4th key seat 603, workpiece It can be taken off.
As shown in figure 15, the fixture basic unit positioned as the front end to wheel cover assembly 01, the master positioning list Member 700 includes pedestal 701, hand clamp 702, pressure arm 703, the first compact heap 704, the second compact heap 705, third compact heap 706, the second manual air cylinder 707, the first supporting block 708, the second supporting block 709, third supporting block 710, the 4th supporting block 711, 4th transfer block 712, Building L 713 and link block 714, the pedestal 701, Building L 713 and the first supporting block 708 pass through bolt It is fixed on the first connecting plate 103 of the bearing 100, the Building L 713 is L-type body, and the transverse slat of the Building L 713 is fixed on institute It states on the first connecting plate 103 of bearing 100, second supporting block 709 is fixed on the stringer board of the Building L 713, and centre is equipped with Adjustable gasket, the third supporting block 710 are fixed on by the 4th transfer block 712 on the cylinder body of second manual air cylinder 707, It is equipped with adjustable gasket between any two, the 4th supporting block 711 is secured by bolts on the pedestal 701, and centre has adjustable Gasket.First compact heap 704, the second compact heap 705 and third compact heap 706 are secured by bolts in the pressure arm 703 On, centre has adjustable gasket, the hand clamp 702 to be articulated on the pedestal 701, the hand clamp 702 and the pressure Arm 703 connects, to drive the pressure arm 703 to be rotated centered on pivoting point, first compact heap 704, the second compact heap 705, third compact heap 706 cooperatively forms one by one with first supporting block 708, the second supporting block 709, third supporting block 710 Point is compressed, second manual air cylinder 707 is fixed on by link block 714 in the Building L 713, second manual air cylinder 707 Push rod end be fixed with the 5th positioning pin 715.
As shown in figure 16, the effect of master positioning unit 700 is the agent localization to wheel cover assembly 01, and there are one positioning altogether Point, a supporting point, 3 compression points, wherein anchor point is located on the master positioning hole of cover panel of wheel house, and the 5th positioning pin 715 corresponds to In the position of anchor point, supporting point acts on the flange of the support plate of side bar, and the 4th supporting block 711 corresponds to supporting point Position, three compression points are uniformly distributed and act on cover panel of wheel house, first compact heap 704, the second compact heap 705, third Compact heap 706 cooperatively forms three compressions one by one with first supporting block 708, the second supporting block 709, third supporting block 710 Point.
When wheel cover 01 piece uploading of assembly, hand clamp 702 is in the open state, and the second manual air cylinder 707 is in operating position (stretching of the 5th positioning pin 715), then cover panel of wheel house location hole is directed at the 5th positioning pin 715 and is put into wheel cover assembly 01, then Hand clamp 702 is clamped, realizes the positioning to wheel cover assembly 01.After the completion of welding when pickup, first hand clamp 702 is beaten It opens, the 5th positioning pin 715 of 707 band of the second manual air cylinder exits, and workpiece can be taken off.
The operation principle of the present invention is that:
When wheel cover 01 piece uploading of assembly, sliding element 200 skids off, lower part positioning unit 300, lateral surface compressing unit 400, rear portion Compressing unit 500, front end positioning unit 600 and master positioning unit 700 are in opening state, the first step, first by master positioning list The 5th positioning pin 715 in member 700 stretches out, then cover panel of wheel house location hole is directed at the 5th positioning pin 715 and puts wheel cover assembly 01 Enter, then clamp hand clamp 702, realize positioning (stub positioning) to wheel cover assembly 01, then by lower part positioning unit 300 In 302 the second positioning pin of band 305 of first manual cylinder be inserted into (auxiliary finger setting), the 4th positioning on front end positioning unit 600 Pin 604 is inserted into (auxiliary finger setting);Second step slides into sliding element 200 so that and wheel cover assembly 01 is bonded with longeron assembly 02, The first pressure head 303, the second pressure head 403 and third pressure head 404 on lower part positioning unit 300 and lateral surface compressing unit 400 play Pressuring action;Third walks, and the location hole in front panel 03 is aligned with the hole of rear portion compressing unit 500 position, is positioned by third Pin 505 is inserted into 03 location hole of front panel and tightens, and realizes the positioning to front panel 03 and compression.So far, wheel cover assembly 01 positions It completes.After the completion of welding when pickup, first the hand clamp 702 in master positioning unit 700 is opened, auxiliary pin at stub positioning and two Positioning is exited, and at this time can be taken out the workpiece welded upwards, then sliding element 200 is skidded off.
The present invention is avoided by the way that multiple fixture basic units are integrated into 100 upper set of bearing into a big unit Excessive fixture basic unit is directly connected to substrate, solves the problems, such as substrate space deficiency, and the welding space reserved is big, drop Low welding operation difficulty.
The structure, feature and effect of the present invention, the above institute are described in detail based on the embodiments shown in the drawings Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range, every structure according to the present invention shown in drawing Change made by thinking, or is revised as the equivalent embodiment of equivalent variations, when not going beyond the spirit of the description and the drawings, It should all be within the scope of the present invention.

Claims (1)

1. a kind of wheel cover unit fixture, it is characterised in that:Including:
Bearing (100), the bearing (100) are connected with sliding element (200), and the sliding element (200) is described for guiding Bearing (100) is mobile towards or away from wheel cover assembly (01);
Lower part positioning unit (300), the lower part positioning unit (300) is fixed on the bearing (100), with to wheel cover assembly (01) lower part is positioned and is compressed;
Lateral surface compressing unit (400), the lateral surface compressing unit (400) is fixed on the bearing (100), with to wheel cover assembly (01) overlapping part with longeron assembly (02) is compressed;
Rear portion compressing unit (500), the rear portion compressing unit (500) is fixed on the bearing (100), in front panel (03) when being overlapped with wheel cover assembly (01), front panel (03) is positioned and is compressed;
Front end positioning unit (600), the front end positioning unit (600) is fixed on the bearing (100), with to wheel cover assembly (01) front end is positioned;
Master positioning unit (700), the master positioning unit (700) is fixed on the bearing (100), with to wheel cover assembly (01) Agent localization;
The bearing (100) includes base-plate (101), square steel tube (102) and for fixing the master positioning unit (700) The bottom of first connecting plate (103), the square steel tube (102) is fixed on the base-plate (101), first connecting plate (103) it is fixed on the top of the square steel tube (102), the two bottom sides of the square steel tube (102) are fixed with trapezoidal reinforcing plate (104);The bearing (100) is equipped with for fixing the second connecting plate (105) of the lower part positioning unit (300), being used for The third connecting plate (106) of the fixed lateral surface compressing unit (400), for fixing the rear portion compressing unit (500) Four connecting plates (107) and the 5th connecting plate (108) for fixing the front end positioning unit (600);
The sliding element (200) includes fixed bottom plate (201), sliding rail (202), slide plate (203), block (204), front limited block (205), rear limited block (206), the sliding rail (202) is equipped with two, is symmetrically fixed on the fixed bottom plate (201), described It is fixedly connected with the bearing (100) at the top of slide plate (203), slide plate (203) bottom is equipped with to be coordinated with the sliding rail (202) Sliding block (211), the block (204) is fixed on the slide plate (203) bottom, the front limited block (205) and it is described after limit Position block (206) is fixed on the fixed bottom plate (201) and the block (204) cooperation is to limit slide plate (203);
The sliding element (200) further includes that the first key seat (207), the second key seat (208), guide pedestal (209) and first are fixed Position pin (210), first key seat (207) and the second key seat (208) are individually fixed on the fixed bottom plate (201), described Guide pedestal (209) is set at the top of the slide plate (203), and when the wheel cover unit fixture is in clamp position, described first is fixed Position pin (210) is fed through the guide pedestal (209) and first key seat (207) is fixed afterwards;At the wheel cover unit fixture When idle state, after first positioning pin (210) is fed through the guide pedestal (209) and second key seat (208) It is fixed;
The lower part positioning unit (300) includes the first mounting plate (301), first manual cylinder (302) and the first pressure head (303), first mounting plate (301) is fixed on the bearing (100), and the first manual cylinder (302) passes through first Transfer block (304) is fixed on the top of first mounting plate (301), and the push rod end of the first manual cylinder (302) is solid Fixed second positioning pin (305), first pressure head (303) are fixed on the side of first mounting plate (301);
The lateral surface compressing unit (400) includes the second mounting plate (401), the first template (402), the second pressure head (403) and the Three pressure heads (404), second mounting plate (401) are fixedly connected with the bearing (100), and the one of first template (402) Side and second mounting plate (401) are fixed, the first template (402) other side and second pressure head (403) and described Third pressure head (404) is fixed;
The rear portion compressing unit (500) includes third mounting plate (501), the second template (502), the second transfer block (503), Three key seats (504) and the third positioning pin (505) coordinated with third key seat (504), the third mounting plate (501) and the branch Seat (100) is fixedly connected, and second template (502) is fixed on the third mounting plate (501), the third key seat (504) one far from the third mounting plate (501) of second template (502) is fixed on by the second transfer block (503) Side;
The front end positioning unit (600) include the 4th mounting plate (601), third transfer block (602), the 4th key seat (603) with And the 4th positioning pin (604) with the 4th key seat (603) cooperation, the 4th mounting plate (601) are fixed on the bearing (100) on, the 4th key seat (603) is fixed on by third transfer block (602) on the 4th mounting plate (601);
The master positioning unit (700) include pedestal (701), hand clamp (702), pressure arm (703), the first compact heap (704), Second compact heap (705), third compact heap (706), the second manual air cylinder (707), the first supporting block (708), the second supporting block (709), third supporting block (710), the 4th supporting block (711), the 4th transfer block (712), Building L (713) and link block (714), the pedestal (701), Building L (713) and the first supporting block (708) are fixed on the bearing (100), described second Bracer (709) is fixed in the Building L (713), and the third supporting block (710) is fixed on institute by the 4th transfer block (712) On the cylinder body for stating the second manual air cylinder (707), the 4th supporting block (711) is fixed on the pedestal (701), and described first Compact heap (704), the second compact heap (705) and third compact heap (706) are fixed on the pressure arm (703), the manual folder Pincers (702) are articulated on the pedestal (701), and the hand clamp (702) connect with the pressure arm (703), described in drive Pressure arm (703) is rotated centered on pivoting point, and second manual air cylinder (707) is fixed on the Building L by link block (714) (713) on, the push rod end of second manual air cylinder (707) is fixed with the 5th positioning pin (715).
CN201710353510.0A 2017-05-18 2017-05-18 A kind of wheel cover unit fixture Active CN107009075B (en)

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Publication number Priority date Publication date Assignee Title
CN109590649A (en) * 2018-12-19 2019-04-09 芜湖普威技研有限公司 Auto parts and components tooling servomechanism

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Publication number Priority date Publication date Assignee Title
CN102950389A (en) * 2012-08-27 2013-03-06 靖江市新程汽车零部件有限公司 Method for machining automobile front wheel panel
CN203156262U (en) * 2013-01-31 2013-08-28 湖南元创精密科技有限公司 Welding jig device for automobile rear-wheel cover inner plates
CN203316956U (en) * 2013-05-28 2013-12-04 重庆市华青汽车配件有限公司 Automobile front wheel cover assembly welding jig
CN204524573U (en) * 2015-03-20 2015-08-05 蓝姆汽车焊接设备(上海)有限公司 A kind of wheel cover of automobile automatic welding production line
CN205147657U (en) * 2015-10-16 2016-04-13 天津金毅诺工贸有限公司 Automobile rear wheel cover inner panel anchor clamps
CN106216923A (en) * 2016-09-13 2016-12-14 上汽通用五菱汽车股份有限公司 A kind of front wheel housing waling flexible positioning device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102950389A (en) * 2012-08-27 2013-03-06 靖江市新程汽车零部件有限公司 Method for machining automobile front wheel panel
CN203156262U (en) * 2013-01-31 2013-08-28 湖南元创精密科技有限公司 Welding jig device for automobile rear-wheel cover inner plates
CN203316956U (en) * 2013-05-28 2013-12-04 重庆市华青汽车配件有限公司 Automobile front wheel cover assembly welding jig
CN204524573U (en) * 2015-03-20 2015-08-05 蓝姆汽车焊接设备(上海)有限公司 A kind of wheel cover of automobile automatic welding production line
CN205147657U (en) * 2015-10-16 2016-04-13 天津金毅诺工贸有限公司 Automobile rear wheel cover inner panel anchor clamps
CN106216923A (en) * 2016-09-13 2016-12-14 上汽通用五菱汽车股份有限公司 A kind of front wheel housing waling flexible positioning device

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