CN204771294U - Body assembly welding jig - Google Patents

Body assembly welding jig Download PDF

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Publication number
CN204771294U
CN204771294U CN201520457026.9U CN201520457026U CN204771294U CN 204771294 U CN204771294 U CN 204771294U CN 201520457026 U CN201520457026 U CN 201520457026U CN 204771294 U CN204771294 U CN 204771294U
Authority
CN
China
Prior art keywords
cylinder
connecting plate
anchor clamps
slide unit
pedestal
Prior art date
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.)
Expired - Fee Related
Application number
CN201520457026.9U
Other languages
Chinese (zh)
Inventor
杨伟
马志飞
汤艳刚
蒋红娅
贺亚龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Changan Automobile Co Ltd
Original Assignee
Chongqing Changan Automobile Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Changan Automobile Co Ltd filed Critical Chongqing Changan Automobile Co Ltd
Priority to CN201520457026.9U priority Critical patent/CN204771294U/en
Application granted granted Critical
Publication of CN204771294U publication Critical patent/CN204771294U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a body assembly welding jig, including setting up at base platform both sides, the left anchor clamps body and the right anchor clamps body that the structure is the same and symmetrical, the left anchor clamps body all includes the base with the right anchor clamps body, install slide rail on the base, install on the slide rail mobilizable slip table, fix anchor clamps skeleton on the slip table, install be used for driving first cylinder, the lower locking structure that the slip table removed along the slide rail on the base, down locking structure including fix second cylinder on the slip table, two gyro wheels on the base are installed side by side to the orientation about along, clearance between two gyro wheels forms a slot, the restriction slip table was in the ascending displacement in left and right sides side in the piston rod of second cylinder can stretch into the slot, be fixed with the linking arm on the anchor clamps skeleton, be provided with locking structure between linking arm on the left anchor clamps bodies and the linking arm on the right anchor clamps body. The utility model discloses can the accurate positioning and reliably lock the left anchor clamps body and right anchor clamps physically to guarantee the size precision of automobile body on width direction.

Description

A kind of body assembly weld jig
Technical field
The utility model relates to vehicle production technological equipment, is specifically related to a kind of body assembly weld jig.
Background technology
Along with developing rapidly of automobile industry, for improving product competitiveness, the requirement of each main engine plants to vehicle body precision is more and more higher.Main spelling station mainly utilizes fixture, with equipment, body bottom section assembly, left and right side wall assembly, top cover assembly are become vehicle body with squab panel assembly spelling.The precision of vehicle body also mainly determined by the fixture of spelling vehicle body and equipment, and therefore the precision controlling of weld jig to vehicle body plays very important effect.
The weld jig of existing main spelling station is divided into left and right two parts usually, slides to close up put in place respectively by slide unit, closes up after putting in place and is locked by the block that puts in place of cylinder clamping weld jig bottom, lock laggard row automobile body welding.This locking mode is comparatively large by air pressure influence of fluctuations, if factory's air feed air pressure is on the low side, may there is the hypodynamic situation of locking and occur.Simultaneously, because body dimensions is larger, the tolerance existed in part manufacture process is accumulative to be caused may existing when left and right side wall assembly and body bottom section assembly spelling a certain amount of the interference and extrudes, thus produce larger active force, in the hypodynamic situation of locking, occur displacement at left and right directions after weld jig can be caused to close up, thus cause body width size not meet designing requirement, normally body bottom section broadens.Precision and the stability of vehicle body will be affected, cause the assembling of follow-up miscellaneous part difficulty or can not assemble, assembling and regulation time are extended, cause efficiency to reduce and manpower waste.Also can cause car load problem of appearance simultaneously, cause consumer's desire to purchase to decline, reduce the competitiveness of product.
Summary of the invention
The purpose of this utility model proposes a kind of body assembly weld jig, uses this body assembly weld jig can ensure vehicle body dimensional accuracy in the direction of the width.
A kind of body assembly weld jig described in the utility model, comprise and be arranged on base platform both sides, structure identical and the left clamp body of symmetry and right clamp body, described left clamp body and right clamp body include pedestal, the slide rail be arranged on described pedestal, be arranged on moveable slide unit on described slide rail, the fixture skeleton be fixed on slide unit, be arranged on described pedestal for drive described slide unit along described slide rail movement the first cylinder, be arranged on lower locking mechanism between described pedestal and described slide unit; Described lower locking mechanism comprises the second cylinder be vertically fixed on described slide unit, is arranged on two rollers on described pedestal side by side in left-right direction, the centerline parallel of two rollers and the gap between two rollers forms a slot, the piston rod of described second cylinder can stretch into the described slide unit of restriction displacement in the lateral direction in slot; The top of described fixture skeleton is fixed with linking arm, is provided with locking mechanism between the linking arm on described left clamp body and the linking arm on right clamp body.
Adopt technique scheme, lower locking mechanism is set between pedestal and slide unit, between two linking arms, locking mechanism is set, lock left clamp body and right clamp body by upper locking mechanism and these two kinds of modes of lower locking mechanism, ensure that this body assembly weld jig position in the lateral direction.Same locking mechanism roller in locking process at present can rotate, the piston rod of the second cylinder is made to stretch in slot very easily, coupling mechanism force is the horizontal applied force between the piston rod of the second cylinder and roller, not by air pressure influence of fluctuations after locking, and reliable lock.
Further, described upper locking mechanism comprises the first connecting plate and the second connecting plate that are fixedly connected with two described linking arms respectively, described first connecting plate to put in place block being provided with first near one end of described second connecting plate, described second connecting plate is provided with corresponding second the putting in place block in the block position that to put in place with described first, described first connecting plate is provided with the bearing that puts in place, described second connecting plate is provided with the 3rd cylinder and rocking bar by hinged mode, rocking bar is hinged with connecting rod, one end of connecting rod is connected by the piston rod of hinged mode with described rocking bar and described 3rd cylinder, the other end of connecting rod is fixed with latch segment, described 3rd cylinder can drive described connecting rod that described latch segment is coordinated with the periphery of the described bearing that puts in place, clamped condition is in make the first connecting plate and the second connecting plate.Adopt said structure, put in place in locking process and can rotate, latch segment can be coordinated with the periphery of the bearing that puts in place very easily lock the first connecting plate and the second connecting plate, coupling mechanism force is the horizontal applied force of latch segment and the bearing that puts in place, not by air pressure influence of fluctuations after locking, reliable lock.
Further, described roller is bearing.Bearing cost is low, easy for installation.
Further, the end of the piston rod of described second cylinder is provided with square pin, and described square pin width in the lateral direction equals the distance between two described rollers.Square pin is adopted to make the locking effect of lower locking mechanism better.
Further, location structure is provided with between described pedestal and described slide unit, described location structure comprises and is fixed on lower location-plate on described pedestal and is fixed on upper location-plate on described slide unit and corresponding with lower location-plate position, and described lower location-plate is on described between location-plate and described base platform.Adopt said structure, upper location-plate contact with lower location-plate and namely represents that slide unit arrives assigned address, and energy is faster, locking opportunity of determining upper locking mechanism and lower locking mechanism accurately.
The utility model accurately can be located and reliably be locked left clamp body and right clamp body, thus ensures vehicle body dimensional accuracy in the direction of the width.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is top view of the present utility model;
Fig. 3 is the structural representation of lower locking mechanism;
Fig. 4 is the structural representation of upper locking mechanism;
Fig. 5 is operating diagram of the present utility model.
In figure: 1-base platform; 2-left clamp body; 3-right clamp body; 4-pedestal; 5-slide unit; 6-fixture skeleton; 7-slide rail; 8-the first cylinder; 9-lower locking mechanism; 10-location structure; 11-connector; 12-linking arm; 13-upper locking mechanism; 14-the second cylinder; 15-mount pad; 16-roller; 17-square pin; 18-the three cylinder; 19-the first connecting plate; 20-the second connecting plate; 21-put in place bearing; 22-latch segment; 23-connecting rod; 24-rocking bar; 25-the first puts in place block; 26-the second puts in place block; 27-body bottom section assembly; 28-side wall assembly.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of body assembly weld jig as depicted in figs. 1 and 2, comprises and is arranged on base platform 1 both sides, structure identical and the left clamp body 2 of symmetry and right clamp body 3.Left clamp body 2 and right clamp body 3 include the pedestal 4 fixed on the ground, the slide rail 7 be arranged on pedestal 4, be arranged on moveable slide unit 5 on slide rail 7, the fixture skeleton 6 be fixed on slide unit 5, be arranged on pedestal 4 for drive slide unit 5 along slide rail 7 movement the first cylinder 8, be arranged on two lower locking mechanisms 9 between pedestal 4 and slide unit 5.The top of fixture skeleton 6 is fixed with linking arm 12, is provided with locking mechanism 13 between the linking arm 12 on left clamp body 2 and the linking arm 12 on right clamp body 3.Be provided with location structure 10 between pedestal 4 and slide unit 5, location structure 10 comprises and is fixed on lower location-plate on pedestal 4 and is fixed on upper location-plate on slide unit 5 and corresponding with lower location-plate position, and lower location-plate is between upper location-plate and base platform 1.Left clamp body 2 and base platform 1 are connected and fixed by connector 11, and connector 11 can select rectangular steel pipe.
As shown in Figure 3, lower locking mechanism 9 comprises the second cylinder 14 be vertically fixed on slide unit 5, is arranged on two rollers 16 on pedestal 4 side by side in left-right direction.Concrete, the upper surface of pedestal 4 is fixed with two mount pads 15, two rollers 16 are arranged on two mount pads 15 by installation shaft respectively, the centerline parallel of two rollers 16 and gap between two rollers 16 forms a slot, the end of the piston rod of the second cylinder 14 is provided with square pin 17, square pin 17 width in the lateral direction equals the distance between two rollers 16, and the piston rod of the second cylinder 14 can stretch in slot with square pin 17 and limit slide unit 5 displacement in the lateral direction.Roller 16 in the present embodiment is bearing.
As shown in Figure 4, upper locking mechanism 13 comprises the first connecting plate 19 and the second connecting plate 20 be fixedly connected with two linking arms 12 respectively, first connecting plate 19 to put in place block 25 being provided with first near one end of the second connecting plate 20, second connecting plate 20 is provided with corresponding second the putting in place block 26 in block 25 position that to put in place with first, first connecting plate 19 is provided with the bearing 21 that puts in place, second connecting plate 20 is provided with the 3rd cylinder 18 and rocking bar 24 by hinged mode, rocking bar 24 is hinged with connecting rod 23.One end of connecting rod 23 is connected by the piston rod of hinged mode with rocking bar 24 and the 3rd cylinder 18, and the other end of connecting rod 23 is fixed with latch segment 22.3rd cylinder 18 can drive link 23 make latch segment 22 coordinate with the periphery of the bearing 21 that puts in place, is in clamped condition to make the first connecting plate 19 and the second connecting plate 20.In the present embodiment, between left clamp body 2 and right clamp body 3, be provided with two groups of linking arms 12 and upper locking mechanism 13.
As shown in Figure 5, the utility model operationally, body bottom section assembly 27 is transported to after on base platform 1 with the side wall assembly 28 on right side with being positioned on the left of body bottom section assembly 27, first cylinder 8 moves along slide rail 7 with moving base 4 and the fixture skeleton 6 be arranged on pedestal 4, until upper location-plate contacts with lower location-plate.Now, upper locking mechanism 13 starts, and completes the locking of body assembly weld jig top, and its specific implementation is that first block 25 and second block 26 that puts in place that puts in place contacts, 3rd cylinder 18 drives latch segment 22 to coordinate with the periphery of the bearing 21 that puts in place, namely completes top locking.Meanwhile, lower locking mechanism 9 starts, and complete the locking of body assembly weld jig bottom, its specific implementation is that the second cylinder 14 drives square pin 17 to decline, until square pin 17 stretches in the slot between two rollers 16, namely completes bottom locking.By the locking of top two place, bottom is locked everywhere, thus completes the locking of body assembly weld jig.Use body assembly weld jig described in the utility model, the precision of vehicle body and stability can to ensureing, and can not subsequent handling be affected, indirectly improve production efficiency, improve the competitiveness of product.
Left and right, upper and lower in present specification is all as the criterion with Fig. 1.

Claims (5)

1. a body assembly weld jig, comprise and be arranged on base platform (1) both sides, structure identical and the left clamp body (2) of symmetry and right clamp body (3), it is characterized in that: described left clamp body (2) and right clamp body (3) include pedestal (4), be arranged on the slide rail (7) on described pedestal (4), be arranged on the upper moveable slide unit (5) of described slide rail (7), be fixed on the fixture skeleton (6) on slide unit (5), be arranged on described pedestal (4) for driving described slide unit (5) along first cylinder (8) of described slide rail (7) movement, be arranged on the lower locking mechanism (9) between described pedestal (4) and described slide unit (5), described lower locking mechanism (9) comprises the second cylinder (14) be vertically fixed on described slide unit (5), is arranged on two rollers (16) on described pedestal (4) side by side in left-right direction, the centerline parallel of two rollers (16) and the gap between two rollers (16) forms a slot, the piston rod of described second cylinder (14) can stretch into restriction described slide unit (5) displacement in the lateral direction in slot, the top of described fixture skeleton (6) is fixed with linking arm (12), is provided with locking mechanism (13) between the linking arm (12) on described left clamp body (2) and the linking arm (12) on right clamp body (3).
2. body assembly weld jig according to claim 1, it is characterized in that: described upper locking mechanism (13) comprises the first connecting plate (19) and the second connecting plate (20) that are fixedly connected with two described linking arms (12) respectively, described first connecting plate (19) to put in place block (25) being provided with first near one end of described second connecting plate (20), described second connecting plate (20) is provided with corresponding second the putting in place block (26) in block (25) position that to put in place with described first, described first connecting plate (19) is provided with the bearing that puts in place (21), described second connecting plate (20) is provided with the 3rd cylinder (18) and rocking bar (24) by hinged mode, rocking bar (24) is hinged with connecting rod (23), one end of connecting rod (23) is connected by the piston rod of hinged mode with described rocking bar (24) and described 3rd cylinder (18), the other end of connecting rod (23) is fixed with latch segment (22), described 3rd cylinder (18) can drive described connecting rod (23) that described latch segment (22) is coordinated with the periphery of the described bearing that puts in place (21), clamped condition is in make the first connecting plate (19) and the second connecting plate (20).
3. body assembly weld jig according to claim 1, is characterized in that: described roller (16) is bearing.
4. body assembly weld jig according to claim 1, it is characterized in that: the end of the piston rod of described second cylinder (14) is provided with square pin (17), and described square pin (17) width in the lateral direction equals the distance between two described rollers (16).
5. the body assembly weld jig according to any one of claim 1-4, it is characterized in that: between described pedestal (4) and described slide unit (5), be provided with location structure (10), described location structure (10) comprises the lower location-plate be fixed on described pedestal (4) the upper location-plate upper and corresponding with lower location-plate position with being fixed on described slide unit (5), and described lower location-plate is positioned between described upper location-plate and described base platform (1).
CN201520457026.9U 2015-06-30 2015-06-30 Body assembly welding jig Expired - Fee Related CN204771294U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520457026.9U CN204771294U (en) 2015-06-30 2015-06-30 Body assembly welding jig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520457026.9U CN204771294U (en) 2015-06-30 2015-06-30 Body assembly welding jig

Publications (1)

Publication Number Publication Date
CN204771294U true CN204771294U (en) 2015-11-18

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Application Number Title Priority Date Filing Date
CN201520457026.9U Expired - Fee Related CN204771294U (en) 2015-06-30 2015-06-30 Body assembly welding jig

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Country Link
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105345372A (en) * 2015-12-10 2016-02-24 安徽江淮汽车股份有限公司 Repairing welding platform
CN105737780A (en) * 2016-04-29 2016-07-06 重庆长安汽车股份有限公司 In-place detecting structure and in-place detecting method for vehicle body main splicing fixture
CN107138894A (en) * 2017-05-12 2017-09-08 安徽江淮汽车集团股份有限公司 A kind of vehicle side fixture positioning and locking device
CN107900597A (en) * 2017-12-28 2018-04-13 上汽通用五菱汽车股份有限公司 A kind of multi-platform flexible gusset tool structure
CN107962335A (en) * 2017-12-28 2018-04-27 上汽通用五菱汽车股份有限公司 A kind of multi-direction retaining mechanism in place of turntable
CN106392418B (en) * 2016-11-02 2018-06-19 安徽瑞祥工业有限公司 Body frame is welded head cover flexibility detent mechanism
CN108609071A (en) * 2016-12-13 2018-10-02 现代自动车株式会社 Pre-assembled unit for vehicle body package system
CN108655640A (en) * 2018-05-21 2018-10-16 安徽江淮汽车集团股份有限公司 A kind of slide unit position-limit mechanism
CN109014726A (en) * 2018-08-30 2018-12-18 安徽江淮汽车集团股份有限公司 A kind of welding supporting table of body assembly
CN109305254A (en) * 2018-11-07 2019-02-05 广东灿腾智能设备有限公司 One kind attaching together pallet automatic shaft away from switching device
CN111278614A (en) * 2017-08-25 2020-06-12 库卡系统有限责任公司 Positioning and clamping system and method
CN113118987A (en) * 2019-12-30 2021-07-16 广州汽车集团股份有限公司 Vehicle positioning and clamping device

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105345372A (en) * 2015-12-10 2016-02-24 安徽江淮汽车股份有限公司 Repairing welding platform
CN105737780A (en) * 2016-04-29 2016-07-06 重庆长安汽车股份有限公司 In-place detecting structure and in-place detecting method for vehicle body main splicing fixture
CN106392418B (en) * 2016-11-02 2018-06-19 安徽瑞祥工业有限公司 Body frame is welded head cover flexibility detent mechanism
CN108609071B (en) * 2016-12-13 2021-11-09 现代自动车株式会社 Pre-assembly unit for a vehicle body assembly system
CN108609071A (en) * 2016-12-13 2018-10-02 现代自动车株式会社 Pre-assembled unit for vehicle body package system
CN107138894A (en) * 2017-05-12 2017-09-08 安徽江淮汽车集团股份有限公司 A kind of vehicle side fixture positioning and locking device
CN111278614A (en) * 2017-08-25 2020-06-12 库卡系统有限责任公司 Positioning and clamping system and method
CN107900597A (en) * 2017-12-28 2018-04-13 上汽通用五菱汽车股份有限公司 A kind of multi-platform flexible gusset tool structure
CN107962335A (en) * 2017-12-28 2018-04-27 上汽通用五菱汽车股份有限公司 A kind of multi-direction retaining mechanism in place of turntable
CN108655640A (en) * 2018-05-21 2018-10-16 安徽江淮汽车集团股份有限公司 A kind of slide unit position-limit mechanism
CN109014726A (en) * 2018-08-30 2018-12-18 安徽江淮汽车集团股份有限公司 A kind of welding supporting table of body assembly
CN109305254A (en) * 2018-11-07 2019-02-05 广东灿腾智能设备有限公司 One kind attaching together pallet automatic shaft away from switching device
CN113118987A (en) * 2019-12-30 2021-07-16 广州汽车集团股份有限公司 Vehicle positioning and clamping device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151118