CN108971847A - A kind of chuck apparatus for the left back wheel cover welding processing of automobile - Google Patents

A kind of chuck apparatus for the left back wheel cover welding processing of automobile Download PDF

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Publication number
CN108971847A
CN108971847A CN201810876816.9A CN201810876816A CN108971847A CN 108971847 A CN108971847 A CN 108971847A CN 201810876816 A CN201810876816 A CN 201810876816A CN 108971847 A CN108971847 A CN 108971847A
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CN
China
Prior art keywords
support
link block
briquetting
wheel cover
block
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810876816.9A
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Chinese (zh)
Inventor
李青华
Original Assignee
李青华
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Application filed by 李青华 filed Critical 李青华
Priority to CN201810876816.9A priority Critical patent/CN108971847A/en
Publication of CN108971847A publication Critical patent/CN108971847A/en
Withdrawn legal-status Critical Current

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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
    • 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

Abstract

The present invention relates to automobile manufacturing field more particularly to a kind of chuck apparatus for the left back wheel cover welding processing of automobile.The chuck apparatus includes clamp base, standard fixture unit, band positioning pin clamp system and rear wheel cover connecting plate clamp system, the clamp base includes fixture substrate and fixed column, fixture substrate includes head, neck, body portion and tail portion, the front end in body portion is arranged in head, head is connected with body portion by neck, the rear end in body portion is arranged in the tail portion, and the bottom of fixture substrate is arranged in two fixed columns;The top of the fixture substrate is provided with standard fixture unit, band positioning pin clamp system and rear wheel cover connecting plate clamp system;Chuck apparatus design is reasonable, structure is simple, it is easy to use, convenient for the welding of automobile back wheel cover plate assembly, make to weld the Member Welding better quality by cleverly clamping, it is more reliable and more stable, while also facilitating worker's construction, the labor intensity for reducing worker also enhances the working security of worker.

Description

A kind of chuck apparatus for the left back wheel cover welding processing of automobile
Technical field
The present invention relates to automobile manufacturing fields more particularly to a kind of fixture for the left back wheel cover welding processing of automobile to set It is standby.
Background technique
As shown in Figure 1, the left back wheel cover assembly 1 of automobile includes left back wheel cover inner panel 11, the first rear wheel cover connecting plate 12 and the Two rear wheel cover connecting plates 13.Left back wheel cover inner panel 11 is convex conditions;Left back wheel cover inner panel 11 includes first positioning hole 111, the Two location holes 112, the first flange 113;First rear wheel cover connecting plate 12 include the first folded plate plane 121, third location hole 122, First bar shaped reinforcing rib 123, the 4th location hole 124, the second flange 125;Second rear wheel cover connecting plate 13 includes third flange 131, the 4th flange 132.First rear wheel cover connecting plate 12 is fixed on left back 11 outer surface of wheel cover inner panel, and welding equipment is turned over second Side 125 is welded as a whole with left back wheel cover inner panel 11;Second rear wheel cover connecting plate 13 is fixed on the first of left back wheel cover inner panel 11 On flange 113, the 4th flange 132 and the first flange 113 are welded as a whole by welding equipment.
Summary of the invention
The object of the present invention is to provide a kind of chuck apparatus for the left back wheel cover welding processing of automobile, which is set Rationally, structure is simple for meter, easy to use, convenient for the welding of automobile back wheel cover plate assembly, makes to weld the structure by cleverly clamping Part welding quality is more preferable, more reliable and more stable, while also facilitating worker's construction, reduces the labor intensity of worker, also enhances The working security of worker.
In order to achieve the above purpose, present invention employs technical solutions below:
A kind of chuck apparatus for the left back wheel cover welding processing of automobile, the chuck apparatus include clamp base, standard fixture list Member, band positioning pin clamp system and rear wheel cover connecting plate clamp system, the clamp base includes fixture substrate and fixed column, Fixture substrate includes head, neck, body portion and tail portion, and the front end in body portion is arranged in head, and head is connected with body portion by neck It connects, the rear end in body portion is arranged in the tail portion, and the bottom of fixture substrate is arranged in two fixed columns;The fixture substrate Top is provided with standard fixture unit, band positioning pin clamp system and rear wheel cover connecting plate clamp system;
The standard fixture unit includes the first bracket, the first spot welding leading truck, standard list pressing block type clamp system and standard Double pressing block type clamp systems, in fixture substrate tail portion, the first bracket plays branch to left back wheel cover inner panel for the first bracket setting The middle position in fixture substrate body portion, the standard list pressing block type clamp system is arranged in support effect, the first spot welding leading truck It is two, two standard list pressing block type clamp systems are separately positioned on a left side for fixture substrate head front end and fixture substrate body portion Side;The band positioning pin clamp system includes first band positioning pin clamp system and second with positioning pin clamp system, described First band positioning pin clamp system fixture substrate body portion front end, second band positioning pin clamp system be arranged in fixture substrate body The rear end in portion, first band positioning pin clamp system are used to position the first positioning hole of left back wheel cover inner panel and clamp the first flange; Second is used to position the second location hole of left back wheel cover inner panel with positioning pin clamp system and clamps the first flange;Rear wheel cover connection The right side in fixture substrate body portion is arranged in board clamping mechanism;
First bracket includes the first support, the first tray and the second tray;First support is fixed on the upper surface of fixture substrate;The One tray compresses adjustment gasket and is fixed on the cross section of the first support, and the first tray is L shape, and the first tray is left back wheel cover First turnup structure of inner panel provides support, limits the movement of left back wheel cover inner panel in the vertical direction;Second tray, which compresses, to be adjusted Whole gasket is simultaneously fixed on the side of the first support, and the second tray provides support for the folded structure of left back wheel cover inner panel, limitation The movement of left back wheel cover inner panel in the horizontal direction;
First spot welding leading truck includes the second support, the first cushion block, third tray, the first link block, the 4th tray, first jiao Block, the 5th tray, the second link block, third link block and the 6th tray;Second support is fixed on the upper surface of fixture substrate;The Three trays are fixed on the side of the second support by the first cushion block, and the upper surface design of third tray has inclined cylinder recessed Slot, the tilted cylindrical envelope connected in star are used to be bonded the welding gun periphery of welding equipment, play guiding role;First link block is fixed on The side of second support, the first link block lower end are horizontal structure, and design is there are three fixation hole on the horizontal structure, for by the One link block is fixed on the second support, and the first link block upper end is vertical structure, and there are two fixed for design in the vertical structure Hole;4th tray is bolted in the vertical structure of the first link block, and the upper surface design of the 4th tray has cylinder Groove plays guiding welding gun;5th tray is fixed on the upper end cross section of the second support by the first hornblock, the 5th support The design of block upper surface has inclined cylinder shape groove, and the 5th tray is identical with the cylinder shape groove tilt angle of third tray, altogether It is same to play the role of being oriented to welding gun;Second link block is T-shaped structure, and the vertical edge of the second link block is fixed on the side of the second support Face, third link block are fixed in the horizontal sides of the second link block;6th tray is fixed on third link block, the 6th tray Upper surface design has cylinder shape groove, and the groove of the 6th tray and the groove of the 4th tray are common to rise in same level To the effect of guiding welding gun;
The standard list pressing block type clamp system include third support, the first clamping cylinder, the first pressure arm, the first locating piece and First briquetting;Third support is mounted on the upper surface of fixture substrate, and third support upper end formation is designed as L shape;First locating piece It compresses adjustment gasket and is fixed on the horizontal mounting surface of third support upper end L-shaped structure, what the first locating piece was contacted with workpiece Contact surface is designed as curved surface, which connect plate surface with the edge curved surface of wheel cover inner panel left back at clamping and the second rear wheel cover Shape is bonded completely, uniform stressed, and the first locating piece is avoided to bring to left back wheel cover inner panel and the second rear wheel cover connection plate surface Damage;First clamping cylinder is mounted in the vertical installation surface of third support upper end L-shaped structure, and the first pressure arm is mounted on the first folder On the corner guide rod of tight cylinder;The design of first press arm free end has boss structure, and the first briquetting compresses adjustment gasket and is fixed on The lower surface of first pressure arm boss structure;First clamping cylinder work drive the first pressure arm rotate and compress left back wheel cover inner panel or Second rear wheel cover connecting plate;First locating piece and the first briquetting installation site are adjustable;
The double pressing block type clamp systems of the standard include the 4th support, the second clamping cylinder, the second pressure arm, the 4th link block, Second briquetting, third briquetting, the second locating piece and third locating piece;4th support is mounted on the upper table of fixture substrate Face, the 4th support upper end formation are designed as L shape;Second locating piece and third locating piece compress adjustment gasket and are fixed on the 4th On the horizontal mounting surface of seat upper end L-shaped structure, the second locating piece and third locating piece are L shape, the second locating piece and third positioning Block is opposite to be installed, for for the second rear wheel cover connecting plate third flange and the 4th flange support is provided;Second clamping cylinder peace In the vertical installation surface of the 4th support upper end L-shaped structure, the second pressure arm is mounted on the corner guide rod of the second clamping cylinder, The design of second press arm free end has boss structure;4th link block is mounted on the boss structure of the second pressure arm, the 4th link block Design has the installation arm configuration isometric with the 4th support upper end horizontal structure;Second briquetting and third briquetting compress adjustment gasket simultaneously It is fixed on the lower surface of the 4th link block installation arm configuration;Second briquetting and third briquetting are L shape, the second briquetting and third briquetting Opposite installation, for compressing the third flange and the 4th flange of the second rear wheel cover connecting plate;It is set in the lower end section of second briquetting In respect of chamfering, the purpose of the chamfering is that the second briquetting avoids and the second rear wheel cover connecting plate when around the rotation of the second clamping cylinder Raised wall surface interference;The spacing of second briquetting and third briquetting be greater than the second rear wheel cover connecting plate bulge-structure width, second The spacing of locating piece and third locating piece is equal to the spacing of the second briquetting and third briquetting;Second briquetting, third briquetting, second are determined Position block and third locating piece are adjustable;
The first band positioning pin clamp system include the 6th support, third clamping cylinder, the 6th link block, the 4th briquetting, 5th briquetting, folded block, the 4th locating piece and the first dowel mechanism;6th support is fixed on fixture substrate, and the 6th Support upper end formation is designed as L shape;Third clamping cylinder is mounted in the vertical installation surface of the 6th support upper end L-shaped structure, the Three clamping cylinders provide power for the opening and closing movement of first band positioning pin clamp system;6th link block is mounted on third and clamps gas The lower surface of the pressure arm boss of cylinder, the 6th link block main structure are cuboid, and main structure interior design has weight loss groove, main body The design on one side of structure has boss;4th briquetting compresses adjustment gasket and is fixed on the boss structure of the 6th link block;Folded block It is mounted on the horizontal mounting surface of the 6th support upper end L-shaped structure, the end of folded block is located at the underface of the 4th briquetting free end; 4th locating piece compresses adjustment gasket and is fixed on the upper surface of folded block, and the 4th locating piece clamps first with the 4th briquetting jointly and turns over Bian He;5th briquetting compresses adjustment gasket and is fixed on the 6th link block, and the design of the 5th briquetting free end has one to avoid mouth, For avoiding positioning pin;First dowel mechanism is mounted on the side of the 6th support, and the positioning pin of the first dowel mechanism is located at The underface of 5th briquetting, the 5th briquetting and the first dowel mechanism co-locate first positioning hole;
Second band positioning pin clamp system includes the 7th support, the 5th clamping cylinder, the 7th link block, the 8th link block, the 6th Briquetting, the 7th briquetting, the 6th locating piece and the second dowel mechanism;7th support is mounted on fixture substrate, and the 7th Support upper end formation is designed as L shape;5th clamping cylinder is mounted in the vertical installation surface of the 7th support upper end L-shaped structure, the Five clamping cylinders provide power for the second opening and closing movement with positioning pin clamp system;7th link block is mounted on third and clamps gas On the pressure arm boss structure of cylinder, the 7th link block is vertical L-shaped structure;8th link block is mounted on the L shape knot of the 7th link block In the horizontal sides of structure, the 8th link block is horizontal L shape;6th briquetting compresses adjustment gasket and is fixed on the 8th link block, the The design of six briquetting free ends has one to avoid mouth, for avoiding positioning pin;7th briquetting compresses adjustment gasket and is fixed on the 8th On link block, the 7th briquetting and the 6th briquetting right angle setting;6th locating piece compresses adjustment gasket and is fixed on the 7th support On the horizontal mounting surface for holding L-shaped structure;6th locating piece and the 7th briquetting clamp the first flange jointly;Second dowel mechanism peace On the horizontal mounting surface of the 7th support upper end L-shaped structure, the 6th briquetting and the second dowel mechanism co-locate two positioning Hole;
Rear wheel cover connecting plate clamp system includes the 4th dowel mechanism, the first clamping mechanism and the second bracket;4th positioning pin Mechanism, the first clamping mechanism and the second bracket are mounted side by side on fixture substrate;Rear wheel cover connecting plate clamp system is for positioning With clamping the first rear wheel cover connecting plate;4th dowel mechanism is for positioning third location hole and the 4th location hole;Second bracket For to the first rear wheel cover connecting plate the first folded plate plane and the first bar shaped reinforcing rib plane be supported;First clamping mechanism For the location hole of the first rear wheel cover connecting plate to be pressed into the positioning pin of the 4th dowel mechanism, and pressed from both sides jointly with the second bracket The plane of tight first folded plate plane and the first bar shaped reinforcing rib;The clamping and positioning to the first rear wheel cover connecting plate are completed, is waited Welding equipment is by the second flanging welded of the first rear wheel cover connecting plate to the outer surface of left back wheel cover inner panel;
4th dowel mechanism includes the 9th support, the 7th clamping cylinder, the 15th link block, the first limited block, the One buffer stopper, the first buffer block installation seat and the first telescopic pin;9th support is mounted on fixture substrate, the upper end of the 9th support Design has boss structure;7th clamping cylinder is mounted on the boss structure of the 9th support upper end, and the 7th clamping cylinder contains double Guide rod type piston rod, piston-rod end semi-circular structure can be used for mounting plane shape link block;15th link block is mounted on On the double-guide-bar type piston rod of seven clamping cylinders;First limited block is mounted on the 15th link block, is located at the 7th clamping cylinder The middle part of double-guide-bar type piston rod, the first limited block are used for position-limiting action;First buffer block installation seat is mounted on the 9th support Side;First buffer stopper is mounted on the first buffer block installation seat, and the first buffer stopper is right in the 7th clamping cylinder operational process First limited block is limited and is buffered, and the 4th dowel mechanism is avoided to generate impact injury to the first rear wheel cover connecting plate;The One telescopic pin is mounted on the two sides up and down of the 15th link block, and it is living that the orientation of the first telescopic pin is parallel to the 7th clamping cylinder The direction of motion of stopper rod, the first telescopic pin is for positioning third location hole and the 4th location hole;
First clamping mechanism includes the tenth support, the 8th clamping cylinder, the 20th link block, the tenth briquetting, the 20th One link block, the 11st briquetting, the 12nd briquetting, the 13rd briquetting, the second buffer block installation seat and the second buffer stopper;Tenth Seat is mounted on fixture substrate, and the upper end design of the tenth support has boss structure;8th clamping cylinder is mounted on the tenth support On the boss structure at end, the 8th clamping cylinder is hand-operated clamping cylinder;20th link block is mounted on the 8th clamping cylinder pressure arm Boss structure on, the 20th link block upper end is designed as Y structure, and the position limiting structure for having extension is designed in lower end;11st briquetting It is mounted on the Y structure arm of the 20th link block by the 21st link block;Tenth briquetting compresses adjustment gasket and is fixed on On another Y structure arm of 20th link block, mouth is avoided in the design of the tenth briquetting free end, for avoiding positioning pin, the tenth pressure Block and the 4th positioning pin co-locate third location hole;12nd briquetting and the 13rd briquetting are mounted side by side on the 20th link block On, what the design of the lower end of the 13rd briquetting had a protrusion avoids mouth, and for hiding positioning pin, the 13rd briquetting and the 5th positioning pin are total to With the 4th location hole of positioning;Second buffer stopper is mounted on the cross section of the tenth support by the second buffer block installation seat, and second The position limiting structure of ten link block lower ends acts on the second buffer stopper, and the movement for the 8th clamping cylinder provides position-limiting action, avoids Rear wheel cover connecting plate clamp system generates impact injury to the first rear wheel cover connecting plate;
Second bracket includes the 11st support, the 22nd link block, the 9th tray, the 8th locating piece and the 9th positioning Block;11st support is mounted on fixture substrate;9th tray is mounted on the side of the 11st support by the 22nd link block Face, the 9th tray provide support for the first flange;8th locating piece compresses adjustment gasket and is fixed on the side of the 11st support, 8th locating piece and the 12nd briquetting compress the first bar shaped reinforcing rib jointly;9th locating piece compresses adjustment gasket and is fixed on the On the section of 11 supports, the 9th locating piece and the 11st briquetting compress the first folded plate plane jointly.
As a further improvement, the first band positioning pin clamp system further includes the first inductor support and the first sense Device is answered, the first inductor is mounted on the horizontal mounting surface of the 6th support upper end L-shaped structure by the first inductor support, and first Inductor detection direction perpendicular to fixture substrate mounting plane, for detecting left back wheel cover inner panel connecing relative to fixture substrate Short range degree;Second band positioning pin clamp system further includes the second inductor support and the second inductor, and the second inductor passes through the Two inductor supports are mounted on the horizontal plane of bottom link block of the second dowel mechanism, and the second inductor detection direction is vertical In the mounting plane of fixture substrate, for detecting degree of closeness of the left back wheel cover inner panel relative to fixture substrate.
As a further improvement, the first dowel mechanism includes the second hornblock, third hornblock, fourth angle block, the 4th clamping Cylinder, the first key seat, the 5th locating piece and the first positioning pin;Second hornblock compresses adjustment gasket and is fixed on the 6th On seat side;Third hornblock compresses adjustment gasket and is fixed on the second hornblock upper surface;Fourth angle block compression adjustment gasket is simultaneously solid It is scheduled on third hornblock vertical plane;4th clamping cylinder is mounted on fourth angle block, and the 4th clamping cylinder operative orientation is vertical Direction;First positioning pin is mounted on the piston-rod end of the 4th clamping cylinder by the first key seat;5th locating piece is mounted on On the cylinder body of four clamping cylinders, the 5th locating piece is hollow cylinder structure;First positioning pin can under the drive of the 4th clamping cylinder It is flexible up and down along the 5th locating piece boring cylindrical structure, for positioning first positioning hole.
As a further improvement, the second dowel mechanism includes the 9th link block, the tenth link block, the second key seat and second Positioning pin;In the horizontal sides of the 9th link block compression adjustment gasket and the L-shaped structure for being fixed on the 7th support;Tenth connects Block is connect to compress adjustment gasket and be fixed on the 9th link block horizontal structure;Second positioning pin is mounted on the tenth by the second key seat On the vertical plane of link block, second location hole is pressed into the second positioning pin by the 6th briquetting, while being clamped jointly with the second key seat First flange.
As a further improvement, first telescopic pin includes the 16th link block, the 17th link block, the 4th pin Seat, the 4th positioning pin, the 18th link block, the 19th link block, the 5th key seat and the 5th positioning pin;17th link block passes through 16th link block is mounted on the 15th link block;4th positioning pin is mounted on the 17th link block by the 4th key seat; 19th link block is mounted on the 15th link block by the 18th link block;5th positioning pin is mounted on by the 5th key seat On 19th link block;Design has a boss plane on 4th positioning pin and the 5th positioning pin, in positioning third location hole While with four location holes, the first rear wheel cover connecting plate is clamped for the first clamping mechanism, support is provided.
Due to the adoption of the above technical solution, rationally, structure is simple for chuck apparatus design by the present invention, easy to use, Convenient for the welding of the left back Wheelhouse panel assembly of automobile, make to weld the Member Welding better quality by cleverly clamping, it is more stable Reliably, while also worker's construction is facilitated, the labor intensity of worker is reduced, also enhances the working security of worker.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the left back wheel cover of automobile.
Fig. 2 is the machining state structural schematic diagram of the specific embodiment of the invention.
Fig. 3 is the configuration schematic diagram of the specific embodiment of the invention.
Fig. 4 is the top view of the specific embodiment of the invention.
Fig. 5 is the configuration schematic diagram of the first bracket.
Fig. 6 is the configuration schematic diagram of the first spot welding leading truck.
Fig. 7 is the configuration schematic diagram of standard list pressing block type clamp system.
Fig. 8 is the configuration schematic diagram of the double pressing block type clamp systems of standard.
Fig. 9 is the configuration schematic diagram of first band positioning pin clamp system.
Figure 10 is the second configuration schematic diagram with positioning pin clamp system.
Figure 11 is the structural schematic diagram of the second dowel mechanism.
Figure 12 is the configuration schematic diagram of rear wheel cover connecting plate clamp system.
Figure 13 is the configuration schematic diagram of the 4th dowel mechanism.
Figure 14 is the configuration schematic diagram of the first telescopic pin.
Figure 15 is the configuration schematic diagram of the first clamping mechanism.
Figure 16 is the configuration schematic diagram of the second bracket.
Specific embodiment
A specific embodiment of the invention is made a detailed explanation with reference to the accompanying drawing.
A kind of chuck apparatus for the left back wheel cover welding processing of automobile as shown in Figure 2, Figure 3, Figure 4, the chuck apparatus Including clamp base, standard fixture unit 2, band positioning pin clamp system 3 and rear wheel cover connecting plate clamp system 4, the folder Tool pedestal includes fixture substrate 21 and fixed column, and fixture substrate 21 includes head, neck, body portion and tail portion, and head is arranged in body The front end in portion, head are connected with body portion by neck, and the rear end in body portion is arranged in the tail portion, and two fixed column settings exist The bottom of fixture substrate 21;The top of the fixture substrate 21 is provided with standard fixture unit 2, band positioning pin clamp system 3 With rear wheel cover connecting plate clamp system 4;The standard fixture unit 2 includes the first bracket 23, the first spot welding leading truck 24, mark Quasi- list pressing block type clamp system 25 and the double pressing block type clamp systems 26 of standard, first bracket 23 are arranged in fixture substrate 21 Tail portion, the first bracket 23 play a supportive role to left back wheel cover inner panel 11, and the first spot welding leading truck 24 is arranged in 21 body of fixture substrate The middle position in portion, the standard list pressing block type clamp system 25 are two, and two standard list pressing block type clamp systems 25 divide The left side in 21 body portion of 21 head front end of fixture substrate and fixture substrate, the double pressing block type clamp systems 26 of the standard are not set The rear end on 21 head of fixture substrate is set;The band positioning pin clamp system 3 includes first band positioning pin clamp system 31 With the second band positioning pin clamp system 32;The front end in 31 fixture substrate of first band positioning pin clamp system, the 21 body portion, band The rear end in 21 body portion of fixture substrate is arranged in positioning pin clamp system 32, and first band positioning pin clamp system 31 is left back for positioning The first flange 113 of first positioning hole 111 and clamping of wheel cover inner panel 11;Second band positioning pin clamp system 32 is left back for positioning The first flange 113 of second location hole 112 and clamping of wheel cover inner panel 11.The setting of rear wheel cover connecting plate clamp system 4 exists The right side in 21 body portion of fixture substrate.
As shown in figure 5, the first bracket 23 includes the first support 231, the first tray 232 and the second tray 233;First support 231 are fixed on the upper surface of fixture substrate 21;First tray 232 compresses adjustment gasket and is fixed on the transversal of the first support 231 On face, the first tray 232 is L shape, and the first tray 232 provides support for 113 structure of the first flange of left back wheel cover inner panel 11, is limited Make the movement of left back wheel cover inner panel 11 in the vertical direction;Second tray 233 compresses adjustment gasket and is fixed on the first support 231 Side on, the second tray 233 provides support for the folded structure of left back wheel cover inner panel 11, limits left back wheel cover inner panel 11 in water Square upward movement.
As shown in fig. 6, the first spot welding leading truck 24 includes the second support 241, the first cushion block 242, third tray 243, the One link block 244, the 4th tray 245, the first hornblock 246, the 5th tray 247, the second link block 248,249 and of third link block 6th tray 240;Second support 241 is fixed on the upper surface of fixture substrate 21;Third tray 243 is solid by the first cushion block 242 It is scheduled on the side of the second support 241, the upper surface design of third tray 243 has inclined cylinder shape groove, the tilted cylindrical envelope shape Groove is used to be bonded the welding gun periphery of welding equipment, plays guiding role;First link block 244 is fixed on the second support 241 Side, 244 lower end of the first link block is horizontal structure, and there are three fixation holes for design on the horizontal structure, for connecting first It connects block 244 to be fixed on the second support 241,244 upper end of the first link block is vertical structure, in the vertical structure there are two designs Fixation hole;4th tray 245 is bolted in the vertical structure of the first link block 244, the upper surface of the 4th tray 245 Design has cylinder shape groove, plays guiding welding gun;5th tray 247 is fixed on the second support 241 by the first hornblock 246 Upper end cross section on, 247 upper surface of the 5th tray design have inclined cylinder shape groove, the 5th tray 247 and third tray 243 cylinder shape groove tilt angle is identical, plays the role of being oriented to welding gun jointly;Second link block 248 is T-shaped structure, the The vertical edge of two link blocks 248 is fixed on the side of the second support 241, and third link block 249 is fixed on the second link block 248 In horizontal sides;6th tray 240 is fixed on third link block 249, and the upper surface design of the 6th tray 240 has cylindrical recessed Slot, the groove of the 6th tray 240 and the groove of the 4th tray 245 play the work of guiding welding gun in same level jointly With.
As shown in fig. 7, the standard list pressing block type clamp system 25 includes third support 251, the first clamping cylinder 252, the first pressure arm 253, the first locating piece 254 and the first briquetting 255;Third support 251 is mounted on the upper table of fixture substrate 21 Face, 251 upper end formation of third support are designed as L shape;First locating piece 254 compresses adjustment gasket and is fixed on third support 251 On the horizontal mounting surface of upper end L-shaped structure, the contact surface that the first locating piece 254 is contacted with workpiece is designed as curved surface, the curved surface with The shape on 13 surface of the edge curved surface of left back wheel cover inner panel 11 and the second rear wheel cover connecting plate is bonded completely at clamping, uniformly by Power avoids the first locating piece 254 from bringing damage to left back wheel cover inner panel 11 and 13 surface of the second rear wheel cover connecting plate;First clamps Cylinder 252 is mounted in the vertical installation surface of 251 upper end L-shaped structure of third support, and the first pressure arm 253 is mounted on the first clamping gas On the corner guide rod of cylinder 252;The design of first pressure arm, 253 free end has boss structure, and the first briquetting 255 compression adjustment gasket is simultaneously solid It is scheduled on the lower surface of 253 boss structure of the first pressure arm;The work of first clamping cylinder 252 drives the first pressure arm 253 to rotate and compresses Left back wheel cover inner panel 11 or the second rear wheel cover connecting plate 13;First locating piece 254 and 255 installation site of the first briquetting are adjustable It is whole.
As shown in figure 8, the double pressing block type clamp systems 26 of the standard include the 4th support 261, the second clamping cylinder 262, the second pressure arm 263, the 4th link block 264, the second briquetting 265, third briquetting 266, the second locating piece 267 and third positioning Block 268;4th support 261 is mounted on the upper surface of fixture substrate 21, and 261 upper end formation of the 4th support is designed as L shape; Second locating piece 267 and third locating piece 268 compress adjustment gasket and are fixed on the level of 261 upper end L-shaped structure of the 4th support On mounting surface, the second locating piece 267 and third locating piece 268 are L shape, the second locating piece 267 and the opposite peace of third locating piece 268 Dress, for for the second rear wheel cover connecting plate 13 third flange 131 and the 4th flange 132 support is provided;Second clamping cylinder 262 It is mounted in the vertical installation surface of 261 upper end L-shaped structure of the 4th support, the second pressure arm 263 is mounted on the second clamping cylinder 262 On corner guide rod, the design of 263 free end of the second pressure arm has boss structure;4th link block 264 is mounted on the convex of the second pressure arm 263 In platform structure, the design of the 4th link block 264 has the installation arm configuration isometric with 261 upper end horizontal structure of the 4th support;Second pressure Block 265 and third briquetting 266 compress adjustment gasket and are fixed on the lower surface of the 4th link block 264 installation arm configuration;Second pressure Block 265 and third briquetting 266 are L shape, the second briquetting 265 and the opposite installation of third briquetting 266, are connected for compressing the second rear wheel cover The third flange 131 and the 4th flange 132 of fishplate bar 13;Design has chamfering in the lower end section of second briquetting 265, the mesh of the chamfering It is that the second briquetting 265 avoids doing with the raised wall surface of the second rear wheel cover connecting plate 13 when around the rotation of the second clamping cylinder 262 It relates to;The spacing of second briquetting 265 and third briquetting 266 is greater than the bulge-structure width of the second rear wheel cover connecting plate 13, and second is fixed The spacing of position block 267 and third locating piece 268 is equal to the spacing of the second briquetting 265 and third briquetting 266;Second briquetting 265, Three briquettings 266, the second locating piece 267 and third locating piece 268 are adjustable;
During the work time, left back wheel cover inner panel 11 is carried to 21 top of fixture substrate by haulage equipment, is located at fixture substrate 21 First clamping cylinder 252 of the standard list pressing block type clamp system 25 at middle part drives the rotation of the first pressure arm 253, keeps the first briquetting 255 open configuration;Band 3 clamp arm of positioning pin clamp system opens under cylinder drive, and haulage equipment is by left back wheel cover inner panel 11 are placed on standard list pressing block type clamp system 25 and on positioning pin clamp system 3;First bracket 23 is to left back wheel cover inner panel 11 play a supportive role, and improve stability of the left back wheel cover inner panel 11 in placement process;Band positioning pin clamp system 3 is waited to position And after tentatively clamping left back wheel cover inner panel 11, the standard list pressing block type clamp system 25 positioned at the middle part of fixture substrate 21 resets and complete Left back wheel cover inner panel 11 is clamped entirely, and left back 11 clamping of wheel cover inner panel is completed.
Second rear wheel cover connecting plate 13 is carried to 21 top of fixture substrate by haulage equipment, positioned at 21 end of fixture substrate First clamping cylinder 252 of standard list pressing block type clamp system 25 drives the rotation of the first pressure arm 253, keeps the first briquetting 255 Open configuration;The second clamping cylinder 262 of the double pressing block type clamp systems 26 of standard drives the rotation of the second pressure arm 263 simultaneously, keeps The open configuration of second briquetting 265 and third briquetting 266;Second rear wheel cover connecting plate 13 is placed on positioned at fixture by haulage equipment On the double pressing block type clamp systems 26 of the standard list pressing block type clamp system 25 and standard of 21 end of substrate, it is subsequently positioned at fixture substrate The double pressing block type clamp systems 26 of the standard list pressing block type clamp system 25 and standard of 21 ends reset, and clamp the connection of third rear wheel cover Third flange 131, the 4th flange 132 and the middle plane region of plate 13,12 clamping of the first rear wheel cover connecting plate are completed.
As shown in figure 9, first band positioning pin clamp system 31 includes the 6th support 311, third clamping cylinder the 312, the 6th Link block 313, the 4th briquetting 314, the 5th briquetting 315, folded block 316, the 4th locating piece 317, the first inductor support 318, One inductor 319 and the first dowel mechanism 310;6th support 311 is fixed on fixture substrate 21, the 6th support 311 upper end formations are designed as L shape;Third clamping cylinder 312 is mounted on the vertical installation surface of 311 upper end L-shaped structure of the 6th support On, third clamping cylinder 312 provides power for the opening and closing movement of first band positioning pin clamp system 31;6th link block 313 peace Mounted in the lower surface of the pressure arm boss of third clamping cylinder 312,313 main structure of the 6th link block is cuboid, main structure Interior design has weight loss groove, and the design on one side of main structure has boss;4th briquetting 314 compresses adjustment gasket and is fixed on the 6th On the boss structure of link block 313;Folded block 316 is mounted on the horizontal mounting surface of 311 upper end L-shaped structure of the 6th support, folded block 316 end is located at the underface of 314 free end of the 4th briquetting;4th locating piece 317 compresses adjustment gasket and is fixed on folded block 316 upper surface, the 4th locating piece 317 and the 4th briquetting 314 clamp the first flange 113 jointly;First inductor 319 passes through the One inductor support 318 is mounted on the horizontal mounting surface of 311 upper end L-shaped structure of the 6th support, 319 side of detection of the first inductor To the mounting plane perpendicular to fixture substrate 21, for detecting left back wheel cover inner panel 11 relative to fixture substrate 21 close to journey Degree;5th briquetting 315 compresses adjustment gasket and is fixed on the 6th link block 313, and the design of 315 free end of the 5th briquetting has one Mouth is avoided, for avoiding positioning pin;First dowel mechanism 310 is mounted on the side of the 6th support 311, the first dowel mechanism 310 positioning pin is located at the underface of the 5th briquetting 315, and the 5th briquetting 315 and the first dowel mechanism 310 co-locate first Location hole 111.
First dowel mechanism 310 includes the second hornblock 3101, third hornblock 3102, the clamping of fourth angle block the 3103, the 4th Cylinder 3104, the first key seat 3105, the 5th locating piece 3106 and the first positioning pin 3107;Second hornblock 3101, which compresses, to be adjusted Whole gasket is simultaneously fixed on 311 side of the 6th support;Third hornblock 3102 compresses adjustment gasket and is fixed on the second hornblock 3101 Upper surface;Fourth angle block 3103 compresses adjustment gasket and is fixed on 3102 vertical plane of third hornblock;4th clamping cylinder 3104 It is mounted on fourth angle block 3103,3104 operative orientation of the 4th clamping cylinder is vertical direction;First positioning pin 3107 passes through the One key seat 3105 is mounted on the piston-rod end of the 4th clamping cylinder 3104;5th locating piece 3106 is mounted on the 4th clamping cylinder On 3104 cylinder body, the 5th locating piece 3106 is hollow cylinder structure;First positioning pin 3107 is in 3104 band of the 4th clamping cylinder Can be flexible up and down along 3106 boring cylindrical structure of the 5th locating piece under dynamic, for positioning first positioning hole 111.
When first band positioning pin clamp system 31 does not work, third clamping cylinder 312 drives the rotation of the 6th link block 313, Keep the open configuration of the 4th briquetting 314 and the 5th briquetting 315;4th clamping cylinder, 3104 piston rod is shunk, and drives first to determine Position pin 3107 takes in 3105 hollow cylinder inside configuration of the first key seat, and left back wheel cover inner panel 11 is placed on folder by equipment easy to carry Have in equipment;When first band positioning pin clamp system 31 works, the left back placement of wheel cover inner panel 11 is finished, the 4th clamping cylinder 3104 Piston rod drives the first positioning pin 3107 to stretch out 3105 hollow cylinder structure of the first key seat, and positions first positioning hole 111;To One band positioning pin clamp system 31, which positions rear wheel casing inner plate, to be completed, and third clamping cylinder 312 drives 313 turns of the 6th link block Dynamic, the 4th briquetting 314 and the 5th briquetting 315 clamp the first flange 113, while the second band positioning pin clamp system 32 and third Band positioning pin clamp system 33 also completes positioning and pinching action, and first band positioning pin clamp system 31 is to left back wheel cover inner panel 11 Clamping work finish.
As shown in Figure 10, the second band positioning pin clamp system 32 includes the 7th support 321, the 5th clamping cylinder 322, the 7th link block 323, the 8th link block 324, the 6th briquetting 325, the 7th briquetting 326, the sense of the 6th locating piece 327, second Answer device bracket 328, the second inductor 329 and the second dowel mechanism 320;7th support 321 is mounted on fixture substrate On 21,321 upper end formation of the 7th support is designed as L shape;5th clamping cylinder 322 is mounted on 321 upper end L-shaped structure of the 7th support Vertical installation surface on, the 5th clamping cylinder 322 provides power for the second opening and closing movement with positioning pin clamp system 32;7th Link block 323 is mounted on the pressure arm boss structure of third clamping cylinder 312, and the 7th link block 323 is vertical L-shaped structure;The In the horizontal sides for the L-shaped structure that eight link blocks 324 are mounted on the 7th link block 323, the 8th link block 324 is horizontal L shape;6th Briquetting 325 compresses adjustment gasket and is fixed on the 8th link block 324, and the design of 325 free end of the 6th briquetting has one to avoid mouth, For avoiding positioning pin;7th briquetting 326 compresses adjustment gasket and is simultaneously fixed on the 8th link block 324, the 7th briquetting 326 and the Six briquettings, 325 right angle setting;6th locating piece 327 compresses adjustment gasket and is fixed on the water of 321 upper end L-shaped structure of the 7th support On flat mounting surface;6th locating piece 327 and the 7th briquetting 326 clamp the first flange 113 jointly;Second inductor 329 passes through the Two inductor supports 328 are mounted on the horizontal plane of the bottom link block of the second dowel mechanism 320, the inspection of the second inductor 329 Direction is surveyed perpendicular to the mounting plane of fixture substrate 21, for detecting left back wheel cover inner panel 11 relative to the close of fixture substrate 21 Degree;Second dowel mechanism 320 is mounted on the horizontal mounting surface of 321 upper end L-shaped structure of the 7th support, the 6th briquetting 325 Two location holes 112 are co-located with the second dowel mechanism 320.
As shown in figure 11, the second dowel mechanism 320 includes the 9th link block 3201, the tenth link block 3202, second pin Seat 3203 and the second positioning pin 3204;9th link block 3201 compresses adjustment gasket and is fixed on the L of the 7th support 321 In the horizontal sides of shape structure;Tenth link block 3202 compresses adjustment gasket and is fixed on 3201 horizontal structure of the 9th link block; Second positioning pin 3204 is mounted on the vertical plane of the tenth link block 3202 by the second key seat 3203, and the 6th briquetting 325 is by the Two location holes 112 are pressed into the second positioning pin 3204, while clamping the first flange 113 jointly with the second key seat 3203.
For second band positioning pin clamp system 32 when not working, the 5th clamping cylinder 322 drives 324 turns of the 8th link block It is dynamic, keep the open configuration of the 6th briquetting 325 and the 7th briquetting 326;It is finished to the placement of left back wheel cover inner panel 11, the 5th clamps gas Cylinder 322 resets, and second location hole 112 is pressed into the second positioning pin 3204 by the 6th briquetting 325, while the 6th briquetting 325 and the Seven briquettings 326 compress the first flange 113, and second has worked with clamping of the positioning pin clamp system 32 to left back wheel cover inner panel 11 Finish.
First band positioning pin clamp system the 31, second band 32 function of positioning pin clamp system with positioning pin clamp system 3 It is identical, when using different connection block modes to be for location hole on positioning pin clamp system 3 after positioning wheel cover inner panel, fit Different flange is answered to extend shape, to guarantee that clamp system can clamp turnup structure.
As shown in figure 12, the rear wheel cover connecting plate clamp system 4 includes the 4th dowel mechanism 41, the first clamping machine Structure 42 and the second bracket 43;4th dowel mechanism 41, the first clamping mechanism 42 and the second bracket 43 are mounted side by side on fixture base On plate 21;Rear wheel cover connecting plate clamp system 4 is for positioning and the first rear wheel cover of clamping connecting plate 12;4th dowel mechanism 41 For positioning third location hole 122 and the 4th location hole 124;Second bracket 43 is used for the first of the first rear wheel cover connecting plate 12 Folded plate plane 121 and 123 plane of the first bar shaped reinforcing rib are supported;First clamping mechanism 42 is used to connect the first rear wheel cover The location hole of plate 12 is pressed into the positioning pin of the 4th dowel mechanism 41, and clamps the first folded plate plane jointly with the second bracket 43 121 and first bar shaped reinforcing rib 123 plane;The clamping and positioning to the first rear wheel cover connecting plate 12 are completed, to be welded set is waited The standby outer surface that second flange 125 of the first rear wheel cover connecting plate 12 is soldered to left back wheel cover inner panel 11.
As shown in figure 13, the 4th dowel mechanism 41 includes the 9th support 411, the 7th clamping cylinder the 412, the tenth Five link blocks 413, the first limited block 414, the first buffer stopper 415, the first buffer block installation seat 416 and the first telescopic pin 417;The Nine supports 411 are mounted on fixture substrate 21, and the upper end design of the 9th support 411 has boss structure;7th clamping cylinder 412 peace On the boss structure of 411 upper end of the 9th support, the 7th clamping cylinder 412 contains double-guide-bar type piston rod, piston-rod end Semi-circular structure can be used for mounting plane shape link block;15th link block 413 is mounted on the double of the 7th clamping cylinder 412 and leads On rod piston bar;First limited block 414 is mounted on the 15th link block 413, is located at 412 double-guide-bar type of the 7th clamping cylinder The middle part of piston rod, the first limited block 414 are used for position-limiting action;First buffer block installation seat 416 is mounted on the 9th support 411 Side;First buffer stopper 415 is mounted on the first buffer block installation seat 416, and the first buffer stopper 415 is in the 7th clamping cylinder 412 The first limited block 414 is limited and buffered in operational process, the 4th dowel mechanism 41 is avoided to connect the first rear wheel cover Plate 12 generates impact injury;First telescopic pin 417 is mounted on the two sides up and down of the 15th link block 413, the first telescopic pin 417 Orientation is parallel to the direction of motion of 412 piston rod of the 7th clamping cylinder, and the first telescopic pin 417 is for positioning third location hole 122 and the 4th location hole 124.
As shown in figure 14, first telescopic pin 417 include the 16th link block 4175, the 17th link block 4176, 4th key seat 4177, the 4th positioning pin 4178, the 18th link block 4171, the 19th link block 4172,4713 and of the 5th key seat 5th positioning pin 4174;17th link block 4176 is mounted on the 15th link block 413 by the 16th link block 4175;The Four positioning pins 4178 are mounted on the 17th link block 4176 by the 4th key seat 4177;19th link block 4172 passes through the tenth Eight link blocks 4171 are mounted on the 15th link block 413;5th positioning pin 4174 is mounted on the tenth by the 5th key seat 4713 On nine link blocks 4172;Design has a boss plane on 4th positioning pin 4178 and the 5th positioning pin 4174, in positioning the While three location holes 122 and the 4th location hole 124, the first rear wheel cover connecting plate 12 is clamped for the first clamping mechanism 42, branch is provided Support.
As shown in figure 15, first clamping mechanism 42 includes the tenth support 421, the 8th clamping cylinder the 422, the 20th Link block 423, the tenth briquetting 424, the 21st link block 425, the 11st briquetting 426, the 12nd briquetting the 427, the 13rd pressure Block 428, the second buffer block installation seat 429 and the second buffer stopper 420;Tenth support 421 is mounted on fixture substrate 21, and the tenth The upper end design of seat 421 has boss structure;8th clamping cylinder 422 is mounted on the boss structure of 421 upper end of the tenth support, the Eight clamping cylinders 422 are hand-operated clamping cylinder;20th link block 423 is mounted on the boss knot of 422 pressure arm of the 8th clamping cylinder On structure, 423 upper end of the 20th link block is designed as Y structure, and the position limiting structure for having extension is designed in lower end;11st briquetting 426 is logical The 21st link block 425 is crossed to be mounted on the Y structure arm of the 20th link block 423;Tenth briquetting 424 compresses adjustment gasket simultaneously It is fixed on another Y structure arm of the 20th link block 423, mouth is avoided in the design of 424 free end of the tenth briquetting, fixed for avoiding Position pin, the tenth briquetting 424 and the 4th positioning pin 4178 co-locate third location hole 122;12nd briquetting 427 and the 13rd pressure Block 428 is mounted side by side on the 20th link block 423, and what the design of the lower end of the 13rd briquetting 428 had a protrusion avoids mouth, for hiding Positioning pin is kept away, the 13rd briquetting 428 and the 5th positioning pin 4174 co-locate the 4th location hole 124;Second buffer stopper 420 passes through Second buffer block installation seat 429 is mounted on the cross section of the tenth support 421, the position limiting structure of 423 lower end of the 20th link block The second buffer stopper 420 is acted on, the movement for the 8th clamping cylinder 422 provides position-limiting action, and rear wheel cover is avoided to connect board clamping Mechanism 4 generates impact injury to the first rear wheel cover connecting plate 12.
As shown in figure 16, second bracket 43 includes the 11st support 431, the 22nd link block 432, the 9th support Block 433, the 8th locating piece 434 and the 9th locating piece 435;11st support 431 is mounted on fixture substrate 21;9th tray 433 are mounted on the side of the 11st support 431 by the 22nd link block 432, and the 9th tray 433 is that the first flange 113 mentions For support;8th locating piece 434 compresses adjustment gasket and is fixed on the side of the 11st support 431, the 8th locating piece 434 and the 12 briquettings 427 compress the first bar shaped reinforcing rib 123 jointly;9th locating piece 435 compresses adjustment gasket and is fixed on the 11st On the section of support 431, the 9th locating piece 435 and the 11st briquetting 426 compress the first folded plate plane 121 jointly.
When rear wheel cover connecting plate clamp system 4 does not work, 412 piston rod of the 7th clamping cylinder is in contraction state, and the 8th 422 pressure arm of clamping cylinder is in far from 41 state of the 4th dowel mechanism, convenient for the preliminary placement of the first rear wheel cover connecting plate 12; When rear wheel cover connecting plate clamp system 4 works, the elongation of 412 piston rod of the 7th clamping cylinder, it is slow that the first limited block 414 reaches first When rushing 415 position of block, the 7th clamping cylinder 412 stops working;The first rear wheel cover connecting plate 12 is manually placed on the second bracket On 43, and by the first rear wheel cover connecting plate 12 third location hole 122 and the 4th location hole 124 be aligned the 4th positioning pin 4178 It is put into the 5th positioning pin 4174;The movement of the 8th clamping cylinder 422 is manually operated, the tenth briquetting 424 and the 13rd briquetting 428 will It in the location hole indentation positioning pin of first rear wheel cover connecting plate 12 and clamps, while the 8th locating piece 434 and the 12nd briquetting 427 It is common to compress the first bar shaped reinforcing rib 123;9th locating piece 435 and the 11st briquetting 426 compress the first folded plate plane jointly 121;The positioning of first rear wheel cover connecting plate 12 and clamping work finish, by welding equipment by the second of the first rear wheel cover connecting plate 12 Flange 125 is soldered to the outer surface of left back wheel cover inner panel 11.

Claims (5)

1. a kind of chuck apparatus for the left back wheel cover welding processing of automobile, which is characterized in that the chuck apparatus includes fixture base Seat, standard fixture unit, band positioning pin clamp system and rear wheel cover connecting plate clamp system, the clamp base include fixture Substrate and fixed column, fixture substrate include head, neck, body portion and tail portion, and the front end in body portion, head and body portion is arranged in head It is connected by neck, the rear end in body portion is arranged in the tail portion, and the bottom of fixture substrate is arranged in two fixed columns;It is described Fixture substrate top be provided with standard fixture unit, band positioning pin clamp system and rear wheel cover connecting plate clamp system;
The standard fixture unit includes the first bracket, the first spot welding leading truck, standard list pressing block type clamp system and standard Double pressing block type clamp systems, in fixture substrate tail portion, the first bracket plays branch to left back wheel cover inner panel for the first bracket setting The middle position in fixture substrate body portion, the standard list pressing block type clamp system is arranged in support effect, the first spot welding leading truck It is two, two standard list pressing block type clamp systems are separately positioned on a left side for fixture substrate head front end and fixture substrate body portion Side;The band positioning pin clamp system includes first band positioning pin clamp system and second with positioning pin clamp system, described First band positioning pin clamp system fixture substrate body portion front end, second band positioning pin clamp system be arranged in fixture substrate body The rear end in portion, first band positioning pin clamp system are used to position the first positioning hole of left back wheel cover inner panel and clamp the first flange; Second is used to position the second location hole of left back wheel cover inner panel with positioning pin clamp system and clamps the first flange;Rear wheel cover connection The right side in fixture substrate body portion is arranged in board clamping mechanism;
First bracket includes the first support, the first tray and the second tray;First support is fixed on the upper surface of fixture substrate;The One tray compresses adjustment gasket and is fixed on the cross section of the first support, and the first tray is L shape, and the first tray is left back wheel cover First turnup structure of inner panel provides support, limits the movement of left back wheel cover inner panel in the vertical direction;Second tray, which compresses, to be adjusted Whole gasket is simultaneously fixed on the side of the first support, and the second tray provides support for the folded structure of left back wheel cover inner panel, limitation The movement of left back wheel cover inner panel in the horizontal direction;
First spot welding leading truck includes the second support, the first cushion block, third tray, the first link block, the 4th tray, first jiao Block, the 5th tray, the second link block, third link block and the 6th tray;Second support is fixed on the upper surface of fixture substrate;The Three trays are fixed on the side of the second support by the first cushion block, and the upper surface design of third tray has inclined cylinder recessed Slot, the tilted cylindrical envelope connected in star are used to be bonded the welding gun periphery of welding equipment, play guiding role;First link block is fixed on The side of second support, the first link block lower end are horizontal structure, and design is there are three fixation hole on the horizontal structure, for by the One link block is fixed on the second support, and the first link block upper end is vertical structure, and there are two fixed for design in the vertical structure Hole;4th tray is bolted in the vertical structure of the first link block, and the upper surface design of the 4th tray has cylinder Groove plays guiding welding gun;5th tray is fixed on the upper end cross section of the second support by the first hornblock, the 5th support The design of block upper surface has inclined cylinder shape groove, and the 5th tray is identical with the cylinder shape groove tilt angle of third tray, altogether It is same to play the role of being oriented to welding gun;Second link block is T-shaped structure, and the vertical edge of the second link block is fixed on the side of the second support Face, third link block are fixed in the horizontal sides of the second link block;6th tray is fixed on third link block, the 6th tray Upper surface design has cylinder shape groove, and the groove of the 6th tray and the groove of the 4th tray are common to rise in same level To the effect of guiding welding gun;
The standard list pressing block type clamp system include third support, the first clamping cylinder, the first pressure arm, the first locating piece and First briquetting;Third support is mounted on the upper surface of fixture substrate, and third support upper end formation is designed as L shape;First locating piece It compresses adjustment gasket and is fixed on the horizontal mounting surface of third support upper end L-shaped structure, what the first locating piece was contacted with workpiece Contact surface is designed as curved surface, which connect plate surface with the edge curved surface of wheel cover inner panel left back at clamping and the second rear wheel cover Shape is bonded completely, uniform stressed, and the first locating piece is avoided to bring to left back wheel cover inner panel and the second rear wheel cover connection plate surface Damage;First clamping cylinder is mounted in the vertical installation surface of third support upper end L-shaped structure, and the first pressure arm is mounted on the first folder On the corner guide rod of tight cylinder;The design of first press arm free end has boss structure, and the first briquetting compresses adjustment gasket and is fixed on The lower surface of first pressure arm boss structure;First clamping cylinder work drive the first pressure arm rotate and compress left back wheel cover inner panel or Second rear wheel cover connecting plate;First locating piece and the first briquetting installation site are adjustable;
The double pressing block type clamp systems of the standard include the 4th support, the second clamping cylinder, the second pressure arm, the 4th link block, Second briquetting, third briquetting, the second locating piece and third locating piece;4th support is mounted on the upper table of fixture substrate Face, the 4th support upper end formation are designed as L shape;Second locating piece and third locating piece compress adjustment gasket and are fixed on the 4th On the horizontal mounting surface of seat upper end L-shaped structure, the second locating piece and third locating piece are L shape, the second locating piece and third positioning Block is opposite to be installed, for for the second rear wheel cover connecting plate third flange and the 4th flange support is provided;Second clamping cylinder peace In the vertical installation surface of the 4th support upper end L-shaped structure, the second pressure arm is mounted on the corner guide rod of the second clamping cylinder, The design of second press arm free end has boss structure;4th link block is mounted on the boss structure of the second pressure arm, the 4th link block Design has the installation arm configuration isometric with the 4th support upper end horizontal structure;Second briquetting and third briquetting compress adjustment gasket simultaneously It is fixed on the lower surface of the 4th link block installation arm configuration;Second briquetting and third briquetting are L shape, the second briquetting and third briquetting Opposite installation, for compressing the third flange and the 4th flange of the second rear wheel cover connecting plate;It is set in the lower end section of second briquetting In respect of chamfering, the purpose of the chamfering is that the second briquetting avoids and the second rear wheel cover connecting plate when around the rotation of the second clamping cylinder Raised wall surface interference;The spacing of second briquetting and third briquetting be greater than the second rear wheel cover connecting plate bulge-structure width, second The spacing of locating piece and third locating piece is equal to the spacing of the second briquetting and third briquetting;Second briquetting, third briquetting, second are determined Position block and third locating piece are adjustable;
The first band positioning pin clamp system include the 6th support, third clamping cylinder, the 6th link block, the 4th briquetting, 5th briquetting, folded block, the 4th locating piece and the first dowel mechanism;6th support is fixed on fixture substrate, and the 6th Support upper end formation is designed as L shape;Third clamping cylinder is mounted in the vertical installation surface of the 6th support upper end L-shaped structure, the Three clamping cylinders provide power for the opening and closing movement of first band positioning pin clamp system;6th link block is mounted on third and clamps gas The lower surface of the pressure arm boss of cylinder, the 6th link block main structure are cuboid, and main structure interior design has weight loss groove, main body The design on one side of structure has boss;4th briquetting compresses adjustment gasket and is fixed on the boss structure of the 6th link block;Folded block It is mounted on the horizontal mounting surface of the 6th support upper end L-shaped structure, the end of folded block is located at the underface of the 4th briquetting free end; 4th locating piece compresses adjustment gasket and is fixed on the upper surface of folded block, and the 4th locating piece clamps first with the 4th briquetting jointly and turns over Bian He;5th briquetting compresses adjustment gasket and is fixed on the 6th link block, and the design of the 5th briquetting free end has one to avoid mouth, For avoiding positioning pin;First dowel mechanism is mounted on the side of the 6th support, and the positioning pin of the first dowel mechanism is located at The underface of 5th briquetting, the 5th briquetting and the first dowel mechanism co-locate first positioning hole;
Second band positioning pin clamp system includes the 7th support, the 5th clamping cylinder, the 7th link block, the 8th link block, the 6th Briquetting, the 7th briquetting, the 6th locating piece and the second dowel mechanism;7th support is mounted on fixture substrate, and the 7th Support upper end formation is designed as L shape;5th clamping cylinder is mounted in the vertical installation surface of the 7th support upper end L-shaped structure, the Five clamping cylinders provide power for the second opening and closing movement with positioning pin clamp system;7th link block is mounted on third and clamps gas On the pressure arm boss structure of cylinder, the 7th link block is vertical L-shaped structure;8th link block is mounted on the L shape knot of the 7th link block In the horizontal sides of structure, the 8th link block is horizontal L shape;6th briquetting compresses adjustment gasket and is fixed on the 8th link block, the The design of six briquetting free ends has one to avoid mouth, for avoiding positioning pin;7th briquetting compresses adjustment gasket and is fixed on the 8th On link block, the 7th briquetting and the 6th briquetting right angle setting;6th locating piece compresses adjustment gasket and is fixed on the 7th support On the horizontal mounting surface for holding L-shaped structure;6th locating piece and the 7th briquetting clamp the first flange jointly;Second dowel mechanism peace On the horizontal mounting surface of the 7th support upper end L-shaped structure, the 6th briquetting and the second dowel mechanism co-locate two positioning Hole;
Rear wheel cover connecting plate clamp system includes the 4th dowel mechanism, the first clamping mechanism and the second bracket;4th positioning pin Mechanism, the first clamping mechanism and the second bracket are mounted side by side on fixture substrate;Rear wheel cover connecting plate clamp system is for positioning With clamping the first rear wheel cover connecting plate;4th dowel mechanism is for positioning third location hole and the 4th location hole;Second bracket For to the first rear wheel cover connecting plate the first folded plate plane and the first bar shaped reinforcing rib plane be supported;First clamping mechanism For the location hole of the first rear wheel cover connecting plate to be pressed into the positioning pin of the 4th dowel mechanism, and pressed from both sides jointly with the second bracket The plane of tight first folded plate plane and the first bar shaped reinforcing rib;The clamping and positioning to the first rear wheel cover connecting plate are completed, is waited Welding equipment is by the second flanging welded of the first rear wheel cover connecting plate to the outer surface of left back wheel cover inner panel;
4th dowel mechanism includes the 9th support, the 7th clamping cylinder, the 15th link block, the first limited block, the One buffer stopper, the first buffer block installation seat and the first telescopic pin;9th support is mounted on fixture substrate, the upper end of the 9th support Design has boss structure;7th clamping cylinder is mounted on the boss structure of the 9th support upper end, and the 7th clamping cylinder contains double Guide rod type piston rod, piston-rod end semi-circular structure can be used for mounting plane shape link block;15th link block is mounted on On the double-guide-bar type piston rod of seven clamping cylinders;First limited block is mounted on the 15th link block, is located at the 7th clamping cylinder The middle part of double-guide-bar type piston rod, the first limited block are used for position-limiting action;First buffer block installation seat is mounted on the 9th support Side;First buffer stopper is mounted on the first buffer block installation seat, and the first buffer stopper is right in the 7th clamping cylinder operational process First limited block is limited and is buffered, and the 4th dowel mechanism is avoided to generate impact injury to the first rear wheel cover connecting plate;The One telescopic pin is mounted on the two sides up and down of the 15th link block, and it is living that the orientation of the first telescopic pin is parallel to the 7th clamping cylinder The direction of motion of stopper rod, the first telescopic pin is for positioning third location hole and the 4th location hole;
First clamping mechanism includes the tenth support, the 8th clamping cylinder, the 20th link block, the tenth briquetting, the 20th One link block, the 11st briquetting, the 12nd briquetting, the 13rd briquetting, the second buffer block installation seat and the second buffer stopper;Tenth Seat is mounted on fixture substrate, and the upper end design of the tenth support has boss structure;8th clamping cylinder is mounted on the tenth support On the boss structure at end, the 8th clamping cylinder is hand-operated clamping cylinder;20th link block is mounted on the 8th clamping cylinder pressure arm Boss structure on, the 20th link block upper end is designed as Y structure, and the position limiting structure for having extension is designed in lower end;11st briquetting It is mounted on the Y structure arm of the 20th link block by the 21st link block;Tenth briquetting compresses adjustment gasket and is fixed on On another Y structure arm of 20th link block, mouth is avoided in the design of the tenth briquetting free end, for avoiding positioning pin, the tenth pressure Block and the 4th positioning pin co-locate third location hole;12nd briquetting and the 13rd briquetting are mounted side by side on the 20th link block On, what the design of the lower end of the 13rd briquetting had a protrusion avoids mouth, and for hiding positioning pin, the 13rd briquetting and the 5th positioning pin are total to With the 4th location hole of positioning;Second buffer stopper is mounted on the cross section of the tenth support by the second buffer block installation seat, and second The position limiting structure of ten link block lower ends acts on the second buffer stopper, and the movement for the 8th clamping cylinder provides position-limiting action;
Second bracket includes the 11st support, the 22nd link block, the 9th tray, the 8th locating piece and the 9th positioning Block;11st support is mounted on fixture substrate;9th tray is mounted on the side of the 11st support by the 22nd link block Face, the 9th tray provide support for the first flange;8th locating piece compresses adjustment gasket and is fixed on the side of the 11st support, 8th locating piece and the 12nd briquetting compress the first bar shaped reinforcing rib jointly;9th locating piece compresses adjustment gasket and is fixed on the On the section of 11 supports, the 9th locating piece and the 11st briquetting compress the first folded plate plane jointly.
2. a kind of chuck apparatus for the left back wheel cover welding processing of automobile according to claim 1, which is characterized in that institute The first band positioning pin clamp system stated further includes the first inductor support and the first inductor, and the first inductor passes through the first sense Device bracket is answered to be mounted on the horizontal mounting surface of the 6th support upper end L-shaped structure, the first inductor detection direction is perpendicular to fixture The mounting plane of substrate, for detecting degree of closeness of the left back wheel cover inner panel relative to fixture substrate;Second band positioning pin clamps Mechanism further includes the second inductor support and the second inductor, and the second inductor, which is mounted on second by the second inductor support, to be determined On the horizontal plane of the bottom link block of position pin mechanism, the second inductor detection direction is used perpendicular to the mounting plane of fixture substrate In degree of closeness of the left back wheel cover inner panel of detection relative to fixture substrate.
3. a kind of chuck apparatus for the left back wheel cover welding processing of automobile according to claim 1, which is characterized in that the One dowel mechanism include the second hornblock, third hornblock, fourth angle block, the 4th clamping cylinder, the first key seat, the 5th locating piece and First positioning pin;Second hornblock compresses adjustment gasket and is fixed on the 6th support side;Third hornblock compresses adjustment Gasket is simultaneously fixed on the second hornblock upper surface;Fourth angle block compresses adjustment gasket and is fixed on third hornblock vertical plane;4th Clamping cylinder is mounted on fourth angle block, and the 4th clamping cylinder operative orientation is vertical direction;First positioning pin passes through the first pin Seat is mounted on the piston-rod end of the 4th clamping cylinder;5th locating piece is mounted on the cylinder body of the 4th clamping cylinder, and the 5th is fixed Position block is hollow cylinder structure;First positioning pin can be along the 5th locating piece boring cylinder under the drive of the 4th clamping cylinder Structure is flexible up and down, for positioning first positioning hole.
4. a kind of chuck apparatus for the left back wheel cover welding processing of automobile according to claim 1, which is characterized in that the Two dowel mechanisms include the 9th link block, the tenth link block, the second key seat and the second positioning pin;The 9th link block pressure Tight adjustment gasket is simultaneously fixed in the horizontal sides of L-shaped structure of the 7th support;Tenth link block compresses adjustment gasket and is fixed on On 9th link block horizontal structure;Second positioning pin is mounted on the vertical plane of the tenth link block by the second key seat, the 6th pressure Second location hole is pressed into the second positioning pin by block, while clamping the first flange jointly with the second key seat.
5. a kind of chuck apparatus for the left back wheel cover welding processing of automobile according to claim 1, which is characterized in that institute The first telescopic pin stated include the 16th link block, the 17th link block, the 4th key seat, the 4th positioning pin, the 18th link block, 19th link block, the 5th key seat and the 5th positioning pin;17th link block is mounted on the 15th company by the 16th link block It connects on block;4th positioning pin is mounted on the 17th link block by the 4th key seat;19th link block passes through the 18th connection Block is mounted on the 15th link block;5th positioning pin is mounted on the 19th link block by the 5th key seat;4th positioning pin There is a boss plane with design on the 5th positioning pin, for while positioning third location hole and four location holes, being first Clamping mechanism clamps the first rear wheel cover connecting plate and provides support.
CN201810876816.9A 2018-08-03 2018-08-03 A kind of chuck apparatus for the left back wheel cover welding processing of automobile Withdrawn CN108971847A (en)

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CN201810876816.9A CN108971847A (en) 2018-08-03 2018-08-03 A kind of chuck apparatus for the left back wheel cover welding processing of automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810876816.9A CN108971847A (en) 2018-08-03 2018-08-03 A kind of chuck apparatus for the left back wheel cover welding processing of automobile

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN204913137U (en) * 2015-07-20 2015-12-30 重庆海众科技有限公司 Preceding wheel casing welding set
CN107052665A (en) * 2017-02-27 2017-08-18 四川嘉宝汽车有限责任公司 A kind of automobile rear-wheel cover seal plate welding assembly welding clamp

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN204913137U (en) * 2015-07-20 2015-12-30 重庆海众科技有限公司 Preceding wheel casing welding set
CN107052665A (en) * 2017-02-27 2017-08-18 四川嘉宝汽车有限责任公司 A kind of automobile rear-wheel cover seal plate welding assembly welding clamp

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Application publication date: 20181211