CN209062371U - Welding fixture - Google Patents

Abstract

The utility model embodiment discloses a kind of welding fixture, is related to welding technology field.A kind of welding fixture, for positioning workpiece, comprising: supporting mechanism, block, the first hold-down mechanism and the second hold-down mechanism；The supporting mechanism includes: support frame and the locating platform that is mounted on support frame as described above；The block, first hold-down mechanism and second hold-down mechanism are installed on the locating platform；First hold-down mechanism and second hold-down mechanism carry out top to the workpiece from multi-direction and hold, and then cooperate the block to be pressed on the workpiece in described two planes that connect of the block and limit.Welding fixture described in the utility model embodiment installation and it is easy to adjust, suitable for various sizes of workpiece is fixed, such as the sample of battery modules, sample is carried out in advance that the technique adjustment of laser welding is suitable after laser welding to facilitate, guarantee the quality of battery modules production.

Description

Welding fixture

Technical field

The utility model embodiment is related to welding technology field, especially a kind of welding fixture.

Background technique

With the fast development of electronic technology, the application of battery modules is more and more wider, in the production process of battery modules, needs To complete the connection of battery modules itself using laser welding, however setting for laser power and to welding position blowing argon gas When angle and tolerance size be unable to get good control, will lead to battery modules production after it is bad.In order to judge in advance The craftsmanship of associated welds needs to learn whether the position of laser power and blowing argon gas is suitable, can first provide this rule in advance Battery modules sample, then laser welding is carried out to the sample of the battery modules of offer, so as in advance to related process It is adjusted, and learns whether related process adjusts properly in advance.

Inventor has found at least there is following technical problem in the prior art during studying the application:

And when welding to workpiece such as the battery modules samples of offer, need to design a kind of welding fixture to battery modules Sample be fixed, to facilitate laser to be welded.

Utility model content

The utility model embodiment is the technical problem to be solved is that, provide a kind of be suitble to workpiece such as battery modules samples The welding fixture being fixed, to facilitate laser to be welded, thus in advance that the technique adjustment of laser welding is suitable.

In order to solve the above-mentioned technical problem, a kind of welding fixture described in the utility model embodiment uses following institute The technical solution stated:

A kind of welding fixture, for positioning workpiece, comprising: supporting mechanism, block, the first hold-down mechanism and the second compacting machine Structure；The supporting mechanism includes: support frame and the locating platform that is mounted on support frame as described above；

The block, first hold-down mechanism and second hold-down mechanism are installed on the locating platform；

The block is equipped with perpendicular to the locating platform, and is pressed respectively with first hold-down mechanism and described second Two opposite planes that connect of tight mechanism force side；

The workpiece is placed on the locating platform, and is located at first hold-down mechanism, second hold-down mechanism Between described two planes that connect of the block；

First hold-down mechanism and second hold-down mechanism exert a force to the workpiece from least two directions, into And cooperates the block to be pressed on the workpiece in described two planes that connect of the block and limit.

Further, two planes that connect of the welding fixture, the block are mutually perpendicular to.

Further, the welding fixture is machined with the step perpendicular to the locating platform, the gear on the block Pass through the plane included angle that the step forms one 90 degree on block；Two planes of the plane included angle are described two connect Plane.

Further, the welding fixture, the workpiece include the first workpiece and second workpiece, the weld of the workpiece The position to connect outside the step with the second workpiece is stretched out positioned at first workpiece.

Further, welding fixture described in above-mentioned any one technical solution, first hold-down mechanism includes: elbow Folder, mounting rack, the first guiding axis and the first briquetting；

The mounting rack is fixed on the locating platform, and the elbow, which clamps, to be located on the mounting rack；First pressure Block is between the workpiece and the mounting rack；The elbow is pressed from both sides close to one end of the workpiece and the fixed company of first briquetting It connects；First guiding axis is fixedly connected close to one end of the workpiece with the briquetting, and the other end is axially displaceably installed In the mounting rack；

By first direct bearing to the elbow folder drives first briquetting along the axial direction of first guiding axis In a wherein plane for two planes that connect that the workpiece is pressed on the block by direction movement.

Further, the welding fixture, the elbow folder includes: handle, flange base and the second guiding axis；

The flange base is installed on the mounting rack, and the end of the handle rotatably connects with the flange base It connects, the center of rotation of the handle is the end；

Bearing holder (housing, cover) is machined on the flange base, second guiding axis passes through the bearing holder (housing, cover) can be in the bearing holder (housing, cover) Middle axial movement, and one end of second guiding axis is fixedly connected with first briquetting, the other end and the handle rotate Connection；Second guiding axis is parallel with the axial direction of first guiding axis；

Second guiding axis is driven to be axially moved along the bearing holder (housing, cover) by rotating the handle.

Further, the welding fixture, the mounting rack include: bottom plate, top plate and support plate；

The bottom plate is mounted on the locating platform, and the support plate is arranged on the bottom plate, and the top plate is fixed In the support plate；

Wherein, the two sides of the bottom plate are machined with the first groove, are equipped with the first fixing piece, the bottom in first groove Plate slides on the locating platform along first groove, and is fixed on the locating platform by first fixing piece On；The elbow, which clamps, to be located on the top plate；First guiding axis passes through the support away from one end of first briquetting Plate is axially displaceably mounted in the support plate.

Further, the welding fixture, second hold-down mechanism include: fixing seat, movable part and the second briquetting；

The fixing seat is mounted on the locating platform, and second briquetting is arranged on the locating platform, and position Between the fixing seat and the workpiece；The movable part extends transversely through the fixing seat installation on the fixing seat, and The extended fixing seat of one end is resisted against second briquetting；

Stretching out the fixing seat by the movable part pushes second briquetting mobile, the workpiece is pressed on described In another plane of described two planes that connect of block.

Further, the welding fixture, the middle section of second briquetting are machined with the second groove, in second groove Equipped with the second fixing piece；

Second briquetting is pushed by the movable part and is slided on the locating platform along second groove, and is passed through Second fixing piece is fixed on the locating platform.

Further, the welding fixture is equipped with driving mould group, the driving mould group and the positioning in support frame as described above Platform connection, to drive the locating platform to go up and down.

Compared with prior art, the utility model embodiment mainly have it is following the utility model has the advantages that

The utility model embodiment discloses a kind of welding fixture, and for positioning workpiece, the welding fixture includes: support Mechanism, block, the first hold-down mechanism and the second hold-down mechanism.Various sizes of workpiece can pass through such as the sample of battery modules First hold-down mechanism and second hold-down mechanism carry out top from multi-direction and hold, and then cooperate the block by the sample Product are pressed in described two planes that connect of the block and are limited, it is possible thereby to easily to the sample of battery modules into It is in advance that the technique adjustment of laser welding is suitable after row laser welding, to guarantee the quality of battery modules production.

Detailed description of the invention

In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

Fig. 1 is the structural schematic diagram of welding fixture in the utility model embodiment；

Fig. 2 is the top view of welding fixture described in the utility model embodiment；

Fig. 3 is the partial structural diagram of welding fixture described in the utility model embodiment.

Description of symbols

1- supporting mechanism, 2- block, the first hold-down mechanism of 3-, the second hold-down mechanism of 4-, the first workpiece of 5-, the second work of 6- Part, 11- support frame, 12- locating platform, 31- elbow folder, 32- mounting rack, the first guiding axis of 33-, 34- linear bearing, 35- first Briquetting, 41- fixing seat, 42- movable part, the second briquetting of 43-, 50- main part, 51- bending part, the first mounting hole of 121-, 122- Second mounting hole, 311- handle, 312- flange base, the second guiding axis of 313-, 321- bottom plate, 322- top plate, 323- support plate, The second groove of 431-, 3111- connector, 3121- bearing holder (housing, cover), the first groove of 3211-.

Specific embodiment

In order to make those skilled in the art more fully understand the embodiment of the utility model, below in conjunction with the utility model Relevant drawings in embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, institute The embodiment of description is only that the utility model a part of the embodiment gives this reality instead of all the embodiments in attached drawing With novel preferred embodiment.But the utility model can be realized in many different forms, however it is not limited to be retouched herein The embodiment stated, on the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure of the utility model more saturating It is thorough comprehensive.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts Every other embodiment obtained, fall within the protection scope of the utility model.

Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments It is contained at least one embodiment of the utility model., which there is the phrase, in each position in the description to be each meant Identical embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art are explicit Ground and implicitly understand, embodiment described herein can be combined with other embodiments.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.The specification and right of the utility model are wanted Seek the term " includes " and " having " and their any deformations in book and above-mentioned attached drawing, it is intended that cover non-exclusive packet Contain.Such as it contains the process, method, system, product or equipment of a series of steps or units and is not limited to listed step Rapid or unit, but optionally further comprising the step of not listing or unit, or optionally further comprising for these processes, side Other intrinsic step or units of method, product or equipment.

It should be noted that word "upper" used in the following description, "lower", " upper end ", " lower end ", " bottom ", " top End " etc. illustrates only the relative positional relationship between each component, and when being overturn or being rotated, this relative positional relationship may It can occur reverse or change.Claims of the utility model, specification and term " first " in Figure of description, " second " etc. is not use to describe a particular order for distinguishing different objects.

It is the structural schematic diagram of welding fixture in the utility model embodiment with reference to Fig. 1.The welding fixture is used for work Part carries out being located for welding, and in the utility model embodiment, the workpiece is the sample of battery modules or battery modules.

The welding fixture includes: supporting mechanism 1, block 2, the first hold-down mechanism 3 and the second hold-down mechanism 4.The branch Support mechanism 1 includes: support frame 11 and the locating platform 12 that is mounted on support frame as described above.It is described in the utility model embodiment The height of support frame 11 can carry out default adjustment according to welding.

In some possible embodiments of the utility model embodiment, driving mould group is additionally provided in support frame as described above 11, The driving mould group is connect with the locating platform 12, can be used for that the locating platform 12 is driven to go up and down, with more easily full Demand when foot welding to 12 height of locating platform.

The block 2, first hold-down mechanism 3 and second hold-down mechanism 4 are installed in the locating platform 12 On.The block 2 is equipped with perpendicular to the locating platform 12, and is pressed respectively with first hold-down mechanism 3 and described second Two opposite planes that connect of 4 force side of tight mechanism.The workpiece is placed on the locating platform 12, and is located at described first Between hold-down mechanism 3, second hold-down mechanism 4 and described two planes that connect of the block 2.

The block 2 be used for by it is described two connect plane to the workpiece the locating platform 12 in-plane It is upper tentatively to be limited.First hold-down mechanism 3 and second hold-down mechanism 4 can be from least two directions to the work Part exerts a force, and then cooperates the block 2 to be pressed on the workpiece in described two planes that connect of the block 2 and carry out Limit.In the utility model embodiment, described two planes that connect are mutually perpendicular to.

It is the top view of welding fixture described in the utility model embodiment with further reference to Fig. 2 and Fig. 3, Fig. 2, Fig. 3 is this The partial structural diagram of welding fixture described in utility model embodiment.In the utility model embodiment, the workpiece is divided into First workpiece 5 and second workpiece 6, wherein there is main part 50 and bending part 51 (refering to Fig. 2 and 3) on first workpiece 5, Second workpiece 6 is substantially square, and the bending part 51 of first workpiece 5 and portion body portion 50 fit in the second workpiece 6 Adjacent two sides.In order to tentatively be limited to first workpiece 5 and the second workpiece 6, it is machined on the block 2 Perpendicular to the step of the locating platform 12, i.e., the riser and tyre tread of the described step are each perpendicular to the locating platform 12.It is described Pass through the plane included angle that the step forms one 90 degree on block 2, and two planes of the plane included angle are as above-mentioned Two planes that connect, and described two planes that connect fit in bending part 51 and the portion body portion 50 of first workpiece 5.Institute It states bending part 51 and is away from the marginal position that the main body 50 stretches out outside the step, and connects with the second workpiece 6 as weldering Meet place A.

The block 3 is by described two planes that connect to first workpiece 5 and the second workpiece 6 in the positioning When the in-plane upper limit of platform 12.The first workpiece 5 described first is preliminary by described two planes that connect of the block 2 Limit, and the bending part 51 of first workpiece 5 and portion body portion 50 support at described two planes that connect, described second Workpiece 6 further limits first workpiece 5 in the direction of described two planes that connect towards the block 2, will be described First workpiece 5 limits between described two connect planes of the second workpiece 6 with the block 2.

With further reference to Fig. 3, first hold-down mechanism 3 includes: elbow folder 31, mounting rack 32, the first guiding axis 33 and the One briquetting 35.

The mounting rack 32 is fixed on the locating platform 12, and the elbow folder 32 is installed on the mounting rack 32, institute The first briquetting 35 is stated between the workpiece and the mounting rack 32.Elbow folder 31 close to the workpiece one end with it is described First briquetting 35 is fixedly connected.First guiding axis 33 is close to one end of the workpiece and the fixed company of first briquetting 35 It connects, the other end is axially displaceably mounted in the mounting rack 32.

It is oriented to by first guiding axis 33,31 driving first briquetting 35 of elbow folder is along first guiding axis In a wherein plane for described two planes that connect that the workpiece is pressed on the block 2 by 33 axial direction movement.

In a kind of possible embodiment, first guiding axis 33 is away from one end of the workpiece by being arranged in institute The linear bearing 34 in mounting rack 32 is stated axially displaceably to be mounted in the mounting rack 32.

In some embodiments of the utility model, 31 driving first briquetting 35 of elbow folder is moved, and makes first pressure Block 35 pushes the second workpiece 6 to, i.e., the second workpiece 6 is pressed on first workpiece 5, and then by first workpiece 5 are pressed in a wherein plane for described two planes that connect of the block 2.

In some embodiments of the utility model, elbow folder 31 includes: that handle 311, flange base 312 and second are led To axis 313.The flange base 312 is installed on the mounting rack 32, the end of the handle 311 and the flange base 312 are rotatably connected, and the center of rotation of the handle 311 is the end that it connect with the flange base 312.

Bearing holder (housing, cover) 3121 is machined on the flange base 312, second guiding axis 313 passes through the bearing holder (housing, cover) 3121 It can be moved axially in the bearing holder (housing, cover) 3121, and one end of second guiding axis 313 and the fixed company of first briquetting 35 It connects, the other end and the handle 311 are rotatablely connected.In the utility model embodiment, position of the handle 311 close to the end It sets and is equipped with a connection piece 3111, the handle is connect by the connector 3111 with one end of second guiding axis 313, The connector 3111 is used to drive second guiding axis 313 to be axially moved in the handle 311 rotation.Wherein, described Second guiding axis 313 is parallel with the axial direction of first guiding axis 33.

When rotating the handle 311 centered on the junction of the handle 311 and the flange base 312, Ke Yitong Crossing the connector 3111 being arranged on the handle 311 drives second 313 axis of guiding axial along the bearing holder (housing, cover) 3121 Movement.

With further reference to Fig. 2, in some embodiments of the utility model, the mounting rack 32 includes: bottom plate 321, top Plate 322 and support plate 323.The bottom plate 321 is mounted on the locating platform 12, and the support plate 323 is arranged at the bottom On plate 321, the top plate 322 is fixed in the support plate 323.

Wherein, the two sides of the bottom plate 321 are machined with the first groove 3211, and the bottom plate 321 can be along first groove 3211 slide on the locating platform 12.It is equipped with the first fixing piece (not shown) in first groove 3211, and it is described fixed The first mounting hole 121 is machined on bit platform 12.When the mounting rack 32 is moved to designated position, first groove 3211 is same First mounting hole 121 is aligned, at this time by first fixing piece in first mounting hole 121, by the bottom plate 321 are fixed on the locating platform 12.The elbow folder 31 is installed on the top plate 322.It is machined in the support plate 33 Through-hole, first guiding axis 33 pass through the through-hole away from one end of first briquetting 35 and are axially displaceably mounted on institute It states in support plate 323.

Second hold-down mechanism 4 includes: fixing seat 41, movable part 42 and the second briquetting 43.The fixing seat 41 is installed On the locating platform 12, second briquetting 43 is arranged on the locating platform 12, and is located at 41 He of fixing seat Between the workpiece.The movable part 42 extends transversely through the fixing seat 41 and is mounted in the fixing seat 41, and one end can It stretches out the fixing seat 41 and is resisted against second briquetting 43.

It is stretched out from the fixing seat 41 by one end of the movable part 43 and pushes second briquetting 43 mobile, by institute Workpiece is stated to be pressed in another plane of described two planes that connect of the block 2.The utility model embodiment one kind can The internal thread hole through its side is equipped in the embodiment of energy, in the fixing seat 41, the movable part 42 is bolt, described Movable part 42 is threadedly coupled by the internal thread hole with the fixing seat 41.

With further reference to Fig. 2, the middle section of second briquetting 43 is machined with the second groove 431, in second groove 431 Equipped with the second fixing piece (not shown), and the second mounting hole 122 is machined on the locating platform 12.Second briquetting 43 by The promotion of movable part 42 can be slided on the locating platform 12 along second groove 431.

In some embodiments of the utility model, the movable part 42 pushes second briquetting 43 to move, by described second Workpiece 6 is pressed on first workpiece 5, so by first workpiece 5 be pressed on the block 2 it is described two connect it is flat In another plane in face.After second hold-down mechanism 4 is completed to position to workpiece, second groove 431 is the same as described second Mounting hole 122 is aligned, and can be cooperated by second mounting hole 122 with second fixing piece and be consolidated second briquetting 43 It is scheduled on the locating platform 12, keeps second hold-down mechanism 4 to the positioning states of the workpiece with this.

With further reference to Fig. 3, indicate that first workpiece 5 and the second workpiece 6 pass through the weld clip at A in figure Tool clamps the welding position after positioning.

The course of work of welding fixture described in the utility model embodiment are as follows:

The first workpiece 5 provided is placed at baffle 2, by the mutually perpendicular described two planes that connect of baffle 2 in institute It states and first workpiece 5 is tentatively limited on the in-plane of locating platform 12, then second workpiece 6 is pressed on the first workpiece 5.And Second workpiece 6 is pushed against from a side of second workpiece 6 by the first briquetting 35 that the first hold-down mechanism 3 drives, thus by first Workpiece 5 is pressed in a wherein plane for the described two planes that connect of baffle 2.The activity on the second hold-down mechanism 4 is adjusted later Part 42 makes movable part 42 push the second briquetting 43 mobile, from another side compressing second workpiece 6 of second workpiece 6, thus by the One workpiece 5 is pressed in another plane of described two planes that connect of baffle 2.By from multi-direction promotion, by the first workpiece 5 It has been pressed on baffle 2 and has been fixed with second workpiece 6, it may finally be to 6 joint of the first workpiece 5 and second workpiece of exposing Welding position A carry out stablizing welding.

Welding fixture described in the utility model embodiment installation and it is easy to adjust, be suitable for various sizes of workpiece into Row is fixed, and such as the sample of battery modules, can be compressed, limited and be fixed to sample from multi-direction, to facilitate to sample It is in advance that the technique adjustment of laser welding is suitable after product progress laser welding, it is possible thereby to guarantee the quality of battery modules production, Improve production efficiency.

The present invention is not limited to the above embodiments, and the above is preferred embodiments of the present invention, the reality It applies example and is merely to illustrate the utility model rather than limitation the scope of the utility model, it is noted that for the art Those of ordinary skill for, without departing from the principle of this utility model, still can be to aforementioned each specific implementation Some improvement and modification can also be carried out for technical solution documented by mode, or carries out equivalence replacement to part of technical characteristic.It is all It is the equivalent structure done using the utility model specification and accompanying drawing content, is directly or indirectly used in other relevant technologies Field similarly should be regarded as including being within the protection scope of the utility model.

Claims (10)

1. a kind of welding fixture, for positioning workpiece characterized by comprising supporting mechanism, block, the first hold-down mechanism and Second hold-down mechanism；The supporting mechanism includes: support frame and the locating platform that is mounted on support frame as described above；

The block, first hold-down mechanism and second hold-down mechanism are installed on the locating platform；

The block be equipped with perpendicular to the locating platform, and respectively with first hold-down mechanism and second compacting machine Two opposite planes that connect of structure force side；

The workpiece is placed on the locating platform, and is located at first hold-down mechanism, second hold-down mechanism and institute It states between described two planes that connect of block；

First hold-down mechanism and second hold-down mechanism exert a force to the workpiece from least two directions, Jin Erpei It closes the block and is pressed on the workpiece in described two planes that connect of the block and limit.

2. welding fixture according to claim 1, which is characterized in that two planes that connect of the block are mutually perpendicular to.

3. welding fixture according to claim 2, which is characterized in that be machined on the block flat perpendicular to the positioning The step of platform forms by the step one 90 degree of plane included angle on the block；Two planes of the plane included angle As described two planes that connect.

4. welding fixture according to claim 3, which is characterized in that the workpiece includes the first workpiece and second workpiece, The weld of the workpiece is located at first workpiece and stretches out the outer marginal position to connect with the second workpiece of the step.

5. welding fixture according to claim 1 or 2 or 3 or 4, which is characterized in that first hold-down mechanism includes: elbow Folder, mounting rack, the first guiding axis and the first briquetting；

The mounting rack is fixed on the locating platform, and the elbow, which clamps, to be located on the mounting rack；First briquetting position Between the workpiece and the mounting rack；The elbow, which is pressed from both sides, to be fixedly connected close to one end of the workpiece with first briquetting； First guiding axis is fixedly connected close to one end of the workpiece with first briquetting, and the other end is axially displaceably installed In the mounting rack；

By first direct bearing to the elbow folder drives first briquetting along the axial direction of first guiding axis In the wherein plane for moving two planes that connect that the workpiece is pressed on to the block.

6. welding fixture according to claim 5, which is characterized in that the elbow folder includes: handle, flange base and second Guiding axis；

The flange base is installed on the mounting rack, and the end of the handle is rotatably connected with the flange base, institute The center of rotation for stating handle is the end；

Bearing holder (housing, cover) is machined on the flange base, second guiding axis passes through the bearing holder (housing, cover) can be in the bearing holder (housing, cover) axis To movement, and one end of second guiding axis is fixedly connected with first briquetting, and the other end and the handle are rotatablely connected； Second guiding axis is parallel with the axial direction of first guiding axis；

Second guiding axis is driven to be axially moved along the bearing holder (housing, cover) by rotating the handle.

7. welding fixture according to claim 5, which is characterized in that the mounting rack includes: bottom plate, top plate and support Plate；

The bottom plate is mounted on the locating platform, and the support plate is arranged on the bottom plate, and the top plate is fixed on institute It states in support plate；

Wherein, the two sides of the bottom plate are machined with the first groove, are equipped with the first fixing piece, the bottom plate edge in first groove First groove slides on the locating platform, and is fixed on the locating platform by first fixing piece；Institute It states elbow and clamps and be located on the top plate；First guiding axis passes through the support plate away from one end of first briquetting can axis To removably mounting in the support plate.

8. welding fixture according to claim 5, which is characterized in that second hold-down mechanism includes: fixing seat, activity Part and the second briquetting；

The fixing seat is mounted on the locating platform, and second briquetting is arranged on the locating platform, and is located at institute It states between fixing seat and the workpiece；The movable part extends transversely through the fixing seat installation on the fixing seat, and one The extended fixing seat is held to be resisted against second briquetting；

Stretching out the fixing seat by the movable part pushes second briquetting mobile, and the workpiece is pressed on the block Described two planes that connect another plane on.

9. welding fixture according to claim 8, which is characterized in that it is recessed that the middle section of second briquetting is machined with second Slot is equipped with the second fixing piece in second groove；

Second briquetting is pushed by the movable part and is slided on the locating platform along second groove, and by described Second fixing piece is fixed on the locating platform.

10. welding fixture according to claim 1, which is characterized in that be equipped with driving mould group, the drive in support frame as described above Dynamic model group is connect with the locating platform, to drive the locating platform to go up and down.