CN203664970U - Automobile welding fixture - Google Patents

Automobile welding fixture Download PDF

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Publication number
CN203664970U
CN203664970U CN201320765391.7U CN201320765391U CN203664970U CN 203664970 U CN203664970 U CN 203664970U CN 201320765391 U CN201320765391 U CN 201320765391U CN 203664970 U CN203664970 U CN 203664970U
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China
Prior art keywords
plate
pressing
cylinder
blocks
locating
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Expired - Fee Related
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CN201320765391.7U
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Chinese (zh)
Inventor
钟相强
齐康康
陈洋
王姚
严旭东
徐家贵
牛浩然
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Anhui Polytechnic University
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Anhui Polytechnic University
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Priority to CN201320765391.7U priority Critical patent/CN203664970U/en
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Abstract

The utility model provides an automobile welding fixture which comprises a pressing plate, a connecting rod, a pressing rod, a supporting rod, a cylinder, pressing blocks, locating blocks, a locating plate and a base. The locating plate is fixed on the base, the cylinder is hinged to one side of the locating plate, a lug plate is fixed under the pressing plate, and the lower end of the lug plate is hinged to the top of the locating plate. One side, facing the cylinder, of the pressing plate is movably connected with the extending end of a piston rod of the cylinder through the connecting rod and the pressing rod, the pressing blocks and the locating blocks are fixed under the other side of the pressing plate and the top of the locating plate respectively, the number of the pressing blocks and the number of the locating blocks are both two, the two locating blocks are symmetrically arranged on the two sides of the locating plate, and the two pressing blocks are symmetrically arranged on the two sides of the pressing plate. The contact area of the fixture and a workpiece is increased, and the workpiece is firmer and more stable after being clamped. The distances between the two pressing blocks and the corresponding locating blocks are equal in the moving process of the pressing plate, the clamping force is uniform, and an operator can conveniently master the clamping degree of the workpiece and adjust the fixture.

Description

A kind of automobile welding and assembling clamp
Technical field
The utility model belongs to automotive field, relates to a kind of fixture, particularly a kind of automobile welding and assembling clamp.
Background technology
Auto industry equipment is to rise recently an also emerging industry of fast development, the kinds of automobile that automobile factory of today produces is various, and automotive type is changed very frequent, and vehicle to change while changing maximum be exactly body in white, the conversion that this just requires its corresponding welding line can catch up with automotive type and kind.
On Automobile Welding streamline, the clamping of workpiece is to complete on weld jig, really only accounts for 30%～40% for the workload of welding operation, and 60%～the 70% auxiliary and clamping work that is workpiece.At present, in automobile welding and assembling clamp, with a pair of corresponding compact heap and locating piece workpiece pressing, contact-making surface is less, fixing unstable to Workpiece clamping.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of automobile welding and assembling clamp of energy firm stable clamping work pieces.
Described automobile welding and assembling clamp, comprise base, location-plate, cylinder and pressing plate, described location-plate is fixed on base, described cylinder is hinged on described location-plate one side, described pressing plate and described location-plate are hinged, described pressing plate is flexibly connected with the piston rod external part of described cylinder, described location-plate is respectively equipped with relative locating piece and compact heap with on described pressing plate, described locating piece and described compact heap respectively have two, two locating piece symmetries are located at described location-plate both sides, and two compact heap symmetries are located at described pressing plate both sides.Increase and the contact area of workpiece like this firm stable more after clamping.And two compact heaps all equate in presser motion process to the distance of corresponding locating piece, convenient operation person grasps the clamping degree of workpiece and fixture is adjusted.
Described automobile welding and assembling clamp also comprises connecting rod and compressor arm, described rod hinge connection at described pressing plate towards described cylinder one side, described compressor arm comprises straight-bar portion and lateral extension, on the described straight-bar portion two ends hinged described connecting rod of difference and described location-plate, described lateral extension is hinged on the piston rod external part of described cylinder.Adopt this technical scheme, when the straight-bar portion of compressor arm and connecting rod conllinear, the distance minimum between locating piece and compact heap.Therefore,, in this scheme, the stroke of the position of cylinder on location-plate and cylinder piston rod changes and can not cause clamp power to cross the situation of macrolesion workpiece.This scheme is in the time of design fixture simultaneously, and the total length while only needing to determine straight-bar portion and connecting rod conllinear can be determined the minimum range between locating piece and compact heap, manufactures and designs convenient and reliable.
Described location-plate is provided with limited block towards described compressor arm one side.In the time that described compressor arm contacts with described limited block, described straight-bar portion and described connecting rod conllinear.When cylinder withstands on limited block by compressor arm like this, straight-bar portion and connecting rod conllinear, fixture keeps clamped condition.Prevent that compressor arm from crossing and the position of connecting rod conllinear, fixture is unclamped.
Described automobile welding and assembling clamp also comprises otic placode, and described otic placode one end and described location-plate are hinged, and the other end is fixed on described pressing plate.As thickness of workpiece changes, the length that this scheme only need change connecting rod and otic placode as requested just can realize the transformation requirement of fixture, convenient and swift.And cylinder do not need change, not can because of piston rod stroke change cause cylinder pressure excessive or too small.
On described location-plate and described pressing plate, be all fixed with "T"-shaped fixed head, described locating piece and described compact heap are separately fixed on corresponding "T"-shaped fixed head.To compare general straight plate larger for the contact-making surface that is connected of "T"-shaped fixed head and location-plate or pressing plate, connects more firm; Compared with general panel, "T"-shaped fixed head is more saved material.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is the structural representation of a kind of automobile welding and assembling clamp of the utility model;
Fig. 2 is the enlarged drawing of the rotation of structure level shown in Fig. 1 upper back.
In figure, be labeled as:
1, pressing plate; 2, otic placode; 3, connecting rod; 4, compressor arm; 5, support bar; 6, cylinder; 7, "T"-shaped fixed head; 8, compact heap; 9, locating piece; 10, location-plate; 11, base.
The specific embodiment
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present utility model is described in further detail, to help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the present utility model, technical scheme.
As shown in Figure 1 and Figure 2, the utility model provides a kind of automobile welding and assembling clamp.Comprise pressing plate 1, connecting rod 3, compressor arm 4, support bar 5, cylinder 6, compact heap 8, locating piece 9, location-plate 10 and base 11.Location-plate 10 is fixed on base 11, and cylinder 6 is hinged on location-plate 10 1 sides.Described pressing plate 1 is fixed with otic placode 2 below, and otic placode 2 lower ends and described location-plate 10 tops are hinged.Pressing plate 1 is flexibly connected with the piston rod external part of described cylinder 6 by connecting rod 3 and compressor arm 4 towards cylinder 6 one sides.Compact heap 8 and locating piece 9 are separately fixed at below pressing plate 1 opposite side and location-plate 10 tops.Cylinder 6 promotes pressing plate 1 like this, and compact heap 8 and locating piece 9 just can be by Workpiece clampings.
Compact heap 8 and locating piece 9 respectively have two, and two locating piece 9 symmetries are located at described location-plate 10 both sides, and two compact heap 8 symmetries are located at described pressing plate 1 both sides.Simultaneously compact heap 8 and locating piece 9 are oppositely arranged, and increase like this contact area of fixture and workpiece, firm stable more after clamping.And two compact heaps 8 all equate in pressing plate 1 motion process with the distance of corresponding locating piece 9, clamping force equilibrium, convenient operation person grasps the clamping degree of workpiece and fixture is adjusted.
Below pressing plate 1, be all fixed with "T"-shaped fixed head 7 with location-plate 10 tops.The extension that "T"-shaped fixed head 7 comprises straight plate part and stretches out from straight plate part intermediate vertical.Pressing plate 1 is fixedly connected with extension with location-plate 10, and compact heap 8 and locating piece 9 are separately fixed on the straight plate part of corresponding "T"-shaped fixed head 7.Adopt "T"-shaped fixed head 7 more firm than general straight plate shape fixed head, the panel-shaped fixed head that specific area is large is saved material.
Compressor arm 4 comprises straight-bar portion and lateral extension, the end of straight-bar portion two ends difference articulated linkage 3 and support bar 5, and described lateral extension is hinged on the piston rod external part of described cylinder 6.Connecting rod 3 other ends are hinged on pressing plate 1 towards cylinder 6 one sides, and support bar 5 other ends are fixed on location-plate 10.In the time of the straight-bar portion of compressor arm 4 and connecting rod 3 conllinear, the distance minimum between locating piece 9 and compact heap 8.Therefore, in this scheme, the stroke of the position of cylinder 6 on location-plate 10 and cylinder 6 piston rods changes and can not cause clamp power to cross the situation of macrolesion workpiece.This scheme is in the time of design fixture simultaneously, and the total length while only needing to determine straight-bar portion and connecting rod 3 conllinear can be determined the minimum range between locating piece 9 and compact heap 8, manufactures and designs convenient and reliable.As thickness of workpiece changes, the length that this scheme only need change otic placode 2 and connecting rod 3 as requested just can realize the transformation requirement of fixture, convenient and swift.
Although by the stroke of control cylinder 6 piston rods, just can prevent that compressor arm 4 from crossing the position of its straight-bar portion and connecting rod 3 conllinear.But consider that this auto welding jig need to transform according to thickness of workpiece, be therefore provided with limited block at location-plate 10 towards compressor arm 4 one sides.In the time that compressor arm 4 contacts with described limited block, its straight-bar portion and connecting rod 3 conllinear.Auto welding jig transformation just needn't be adjusted the stroke of cylinder 6 piston rods like this, also can guarantee clamping work pieces.
When use, the piston rod of cylinder 6 promotes compressor arm 4.Compressor arm 4 rotates by connecting rod 3 and upwards promotes pressing plate 1.Pressing plate 1 rotates, and is positioned at pressing plate 1 compact heap 8 below and presses to locating piece 9 thereupon.Two compact heaps 8 are made same movement by Workpiece clamping, more solid and reliable than single compact heap 8.In the time that compressor arm 4 props up limited block, fixture reaches best clamping effect, can, because piston rod thrust is too large, not cause damage to workpiece simultaneously.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.

Claims (5)

1.一种汽车焊装夹具，包括底座（11）、定位板（10）、气缸（6）和压板（1），所述定位板（10）固定在底座（11）上，所述气缸（6）铰接在所述定位板（10）一侧，所述压板（1）与所述定位板（10）铰接，所述压板（1）与所述气缸（6）的活塞杆伸出端活动连接，所述定位板（10）和所述压板（1）上分别设有相对的定位块（9）和压紧块（8），其特征在于：所述定位块（9）和所述压紧块（8）各有两个，两个定位块（9）对称设在所述定位板（10）两边，两个压紧块（8）对称设在所述压板（1）两边。1. An automobile welding fixture, comprising a base (11), a positioning plate (10), a cylinder (6) and a pressure plate (1), the positioning plate (10) is fixed on the base (11), and the cylinder ( 6) Hinged on one side of the positioning plate (10), the pressing plate (1) is hinged to the positioning plate (10), and the pressing plate (1) is movable with the piston rod extension end of the cylinder (6) connection, the positioning plate (10) and the pressing plate (1) are respectively provided with a relative positioning block (9) and a pressing block (8), the feature is that: the positioning block (9) and the pressing There are two tight blocks (8), two positioning blocks (9) are symmetrically arranged on both sides of the positioning plate (10), and two pressing blocks (8) are symmetrically arranged on both sides of the pressing plate (1). 2.根据权利要求1所述的一种汽车焊装夹具，其特征在于：所述汽车焊装夹具还包括连杆（3）和压紧杆（4），所述连杆（3）铰接在所述压板（1）朝所述气缸（6）一侧，所述压紧杆（4）包括直杆部和侧向伸出部，所述直杆部两端分别铰接所述连杆（3）和所述定位板（10）上，所述侧向伸出部铰接在所述气缸（6）的活塞杆伸出端上。2. The automobile welding fixture according to claim 1, characterized in that: the automobile welding fixture further comprises a connecting rod (3) and a pressing rod (4), and the connecting rod (3) is hinged on The pressing plate (1) faces the side of the cylinder (6), the pressing rod (4) includes a straight rod part and a lateral extension part, and the two ends of the straight rod part are respectively hinged to the connecting rod (3 ) and the positioning plate (10), the lateral extension part is hinged on the piston rod extension end of the cylinder (6). 3.根据权利要求2所述的一种汽车焊装夹具，其特征在于：所述定位板（10）朝所述压紧杆（4）一侧设有限位块。3. The automobile welding fixture according to claim 2, characterized in that: the positioning plate (10) is provided with a limiting block toward the pressing rod (4) side. 4.根据权利要求3所述的一种汽车焊装夹具，其特征在于：所述汽车焊装夹具还包括耳板（2），所述耳板（2）一端与所述定位板（10）铰接，另一端固定在所述压板（1）上。4. The automobile welding fixture according to claim 3, characterized in that: the automobile welding fixture further comprises an ear plate (2), and one end of the ear plate (2) is connected to the positioning plate (10) Hinged, the other end is fixed on the pressure plate (1). 5.根据权利要求1-4中任一项所述的一种汽车焊装夹具，其特征在于：所述定位板（10）和所述压板（1）上都固定有“T”形固定板（7），所述定位块（9）和所述压紧块（8）分别固定在对应的“T”形固定板（7）上。5. An automobile welding fixture according to any one of claims 1-4, characterized in that: the positioning plate (10) and the pressure plate (1) are fixed with a "T"-shaped fixing plate (7), the positioning block (9) and the pressing block (8) are respectively fixed on the corresponding "T" shaped fixing plate (7).
CN201320765391.7U 2013-11-27 2013-11-27 Automobile welding fixture Expired - Fee Related CN203664970U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320765391.7U CN203664970U (en) 2013-11-27 2013-11-27 Automobile welding fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320765391.7U CN203664970U (en) 2013-11-27 2013-11-27 Automobile welding fixture

Publications (1)

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CN203664970U true CN203664970U (en) 2014-06-25

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104924011A (en) * 2015-06-05 2015-09-23 东风柳州汽车有限公司 Overturning fixture dropping prevention device
CN105108543A (en) * 2015-09-28 2015-12-02 苏州汉腾自动化设备有限公司 Adjustable fixture
CN105127809A (en) * 2015-09-28 2015-12-09 苏州汉腾自动化设备有限公司 Clamp
CN105127810A (en) * 2015-09-28 2015-12-09 苏州汉腾自动化设备有限公司 Universal fixture
CN106112340A (en) * 2016-07-12 2016-11-16 无锡顺达智能自动化工程股份有限公司 Self-locking clamp clamp system
CN106737261A (en) * 2016-12-30 2017-05-31 安徽大昌科技股份有限公司 A kind of automobile chassis clamping device
CN107631707A (en) * 2017-08-28 2018-01-26 宁波巧艺汽车装备有限公司 A kind of multi link drive device for being used to clamp automobile pipe fitting
CN107877005A (en) * 2017-12-24 2018-04-06 安徽工程大学 A kind of bobbin automatic cutting device and its cutting method
CN108080858A (en) * 2017-11-10 2018-05-29 谢小起 A kind of automobile welding and assembling clamp
CN108942026A (en) * 2017-05-19 2018-12-07 郑州宇通客车股份有限公司 A kind of workpiece welding positioner, workpiece weld clamp device and its hold-down mechanism
CN109591103A (en) * 2017-05-12 2019-04-09 合肥智慧龙图腾知识产权股份有限公司 A kind of two connect the quick-fried cutting apparatus of hot melt that formula crosses drainage core
CN109807443A (en) * 2019-04-01 2019-05-28 惠州市诚业家具有限公司 Laminate bonding machine and its welding method
CN109822279A (en) * 2019-04-01 2019-05-31 惠州市诚业家具有限公司 Positioning device and its localization method for laminate welding

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104924011A (en) * 2015-06-05 2015-09-23 东风柳州汽车有限公司 Overturning fixture dropping prevention device
CN105108543A (en) * 2015-09-28 2015-12-02 苏州汉腾自动化设备有限公司 Adjustable fixture
CN105127809A (en) * 2015-09-28 2015-12-09 苏州汉腾自动化设备有限公司 Clamp
CN105127810A (en) * 2015-09-28 2015-12-09 苏州汉腾自动化设备有限公司 Universal fixture
CN105108543B (en) * 2015-09-28 2017-12-12 优尼斯智能制造谷建湖有限公司 A kind of adjustable fixture
CN106112340A (en) * 2016-07-12 2016-11-16 无锡顺达智能自动化工程股份有限公司 Self-locking clamp clamp system
CN106737261A (en) * 2016-12-30 2017-05-31 安徽大昌科技股份有限公司 A kind of automobile chassis clamping device
CN109591103A (en) * 2017-05-12 2019-04-09 合肥智慧龙图腾知识产权股份有限公司 A kind of two connect the quick-fried cutting apparatus of hot melt that formula crosses drainage core
CN108942026A (en) * 2017-05-19 2018-12-07 郑州宇通客车股份有限公司 A kind of workpiece welding positioner, workpiece weld clamp device and its hold-down mechanism
CN107631707A (en) * 2017-08-28 2018-01-26 宁波巧艺汽车装备有限公司 A kind of multi link drive device for being used to clamp automobile pipe fitting
CN108080858B (en) * 2017-11-10 2019-10-22 江苏合泓通讯技术有限公司 A kind of automobile welding and assembling clamp
CN108080858A (en) * 2017-11-10 2018-05-29 谢小起 A kind of automobile welding and assembling clamp
CN107877005A (en) * 2017-12-24 2018-04-06 安徽工程大学 A kind of bobbin automatic cutting device and its cutting method
CN107877005B (en) * 2017-12-24 2023-05-30 安徽工程大学 A bobbin automatic cutting device and cutting method thereof
CN109822279A (en) * 2019-04-01 2019-05-31 惠州市诚业家具有限公司 Positioning device and its localization method for laminate welding
CN109807443A (en) * 2019-04-01 2019-05-28 惠州市诚业家具有限公司 Laminate bonding machine and its welding method
CN109807443B (en) * 2019-04-01 2024-02-09 惠州市诚业家具有限公司 Laminate welding machine and welding method thereof
CN109822279B (en) * 2019-04-01 2024-04-05 惠州市诚业家具有限公司 Positioning device for welding laminate and positioning method thereof

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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: 20140625

Termination date: 20141127

EXPY Termination of patent right or utility model