CN212169436U - Electric automobile battery case welding frock - Google Patents
Electric automobile battery case welding frock Download PDFInfo
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- CN212169436U CN212169436U CN202020427071.0U CN202020427071U CN212169436U CN 212169436 U CN212169436 U CN 212169436U CN 202020427071 U CN202020427071 U CN 202020427071U CN 212169436 U CN212169436 U CN 212169436U
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- plate
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- positioning
- pressing plate
- bottom plate
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Abstract
A welding tool for a battery shell of an electric automobile is provided with an integral pressing plate, a pressing plate overturning assembly, a bottom plate, a pressing mechanism, a positioning mechanism and a base; the base is fixed on the horizontal ground and comprises two parts which are arranged symmetrically left and right, and a bottom plate is fixedly assembled at the top of the base; the bottom plate is a rectangular plate matched with the workpiece in shape, and the periphery of the bottom plate is provided with a pressing mechanism, a positioning mechanism and a pressing plate overturning assembly; the integral pressing plate is assembled with the pressing plate overturning assembly, the opening and closing states of the integral pressing plate are switched by the driving of the pressing plate overturning assembly, and the integral pressing plate is provided with a welding seam avoiding groove which is a long groove corresponding to the welding seam of the workpiece. The utility model discloses a to the holistic compaction effect that compresses tightly of welding workpiece, reached and avoided in the welding process sheet material to warp, guarantee the straight purpose of welding seam.
Description
Technical Field
The utility model relates to a welding frock, especially an electric automobile battery case welding frock.
Background
The electric vehicle is a vehicle which runs by using a vehicle-mounted power supply as power and driving wheels by a motor. The power supply of the electric automobile can be divided into two types of storage batteries and fuel cells, wherein the storage batteries are suitable for pure electric automobiles and comprise lead-acid storage batteries, nickel-metal hydride batteries, sodium-sulfur batteries, secondary lithium batteries, air batteries and ternary lithium batteries. In general, a pure electric vehicle power supply is formed by stacking a plurality of battery cells in series to form a battery pack, placing the battery pack in a battery housing, and mounting the battery pack on a vehicle body of an electric vehicle.
In the production process of the battery shell of the electric automobile, a welding process is needed to assemble parts together, for example, a component 1 of the battery shell of the electric automobile shown in the attached drawing 1 is formed by welding two plates into a whole, so that a welding workpiece needs to be compressed and compacted in the welding operation process in order to avoid the deformation of the plates and ensure the flatness of a welding seam 1-1, and therefore, the optimal design of a special welding tool matched with the process is imperative.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric automobile battery case welding frock aims at compressing tightly the compaction with the welding workpiece through the device, reaches the purpose of avoiding in the welding process sheet material deformation, guaranteeing the welding seam straightness.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a welding tool for a battery shell of an electric automobile is provided with an integral pressing plate, a pressing plate overturning assembly, a bottom plate, a pressing mechanism, a positioning mechanism and a base; the base is fixed on the horizontal ground and comprises two parts which are arranged symmetrically left and right, and a bottom plate is fixedly assembled at the top of the base; the bottom plate is a rectangular plate matched with the workpiece in shape, and the periphery of the bottom plate is provided with a pressing mechanism, a positioning mechanism and a pressing plate overturning assembly; the integral pressing plate is assembled with the pressing plate overturning assembly, the opening and closing states of the integral pressing plate are switched by the driving of the pressing plate overturning assembly, and the integral pressing plate is provided with a welding seam avoiding groove which is a long groove corresponding to the welding seam of the workpiece.
According to the welding tool for the battery shell of the electric automobile, the positioning mechanism comprises a plurality of groups of positioning driving units and limiting plates, and positioning cylinders and positioning plate assemblies are arranged in the positioning driving units; the positioning cylinders are arranged at the edge positions of two adjacent sides of the bottom plate; the positioning plate assembly comprises a first positioning plate, a second positioning plate, a guide post and a buffer spring, the first positioning plate is fixedly assembled with the telescopic arm of the positioning cylinder, a guide hole is formed in the first positioning plate, one end of the guide post is fixedly assembled with the second positioning plate, the other end of the guide post penetrates through the guide hole of the first positioning plate in a clearance fit mode, and the buffer spring is sleeved outside the guide post and arranged between the first positioning plate and the second positioning plate; the limiting plate is opposite to the positioning cylinder and arranged at the edge of the other side of the bottom plate.
According to the welding tool for the battery shell of the electric automobile, the outer side surface of the second positioning plate is coated with the rubber pad.
Above-mentioned electric automobile battery case welding frock, clamp plate upset subassembly includes two parts of symmetrical arrangement, is equipped with upset motor and upset seat in wherein each part, the upset motor is fixed on the bottom plate, and the motor output shaft is connected with the upset seat, the assembly of upset seat and integral clamp plate both sides edge joint.
According to the welding tool for the battery shell of the electric automobile, the pressing mechanism comprises the turnover type pressing arm assembly and the pressing block assembly; the turnover type pressing arm assemblies are symmetrically arranged in two groups and located on one side of the base plate on which the pressing plate overturning assemblies are arranged, the turnover type pressing arm assemblies and the pressing plate overturning assemblies are matched to realize pressing and fixing of the integral pressing plate in a closed state, and the pressing block assemblies comprise a plurality of groups arranged at the other three side edges of the base plate and used for realizing pressing and fixing of the other three side edges of the integral pressing plate in the closed state.
According to the welding tool for the battery shell of the electric automobile, the overturning type pressing arm component is provided with the overturning cylinder and the overturning arm; the overturning cylinder is hoisted on the bottom plate through a first support, and a telescopic arm of the overturning cylinder is hinged and assembled with one end of the overturning arm; the turnover arm is of a swing arm structure, and a swing arm shaft of the turnover arm is fixed on a second support arranged on the bottom plate.
The welding tool for the battery shell of the electric automobile is also provided with a workpiece lifting and blanking assembly, and a group of through holes matched with the workpiece lifting and blanking assembly are formed in the middle of the bottom plate; the workpiece lifting and blanking assembly comprises a lifting cylinder and a lifting seat; the lifting cylinder is fixedly arranged below the bottom plate, and the telescopic arm of the lifting cylinder penetrates through the through hole in the bottom plate and then is fixedly assembled with the lifting seat.
Above-mentioned electric automobile battery shell welding frock still be equipped with a plurality of lightening holes on the integral clamp plate.
The utility model relates to an electric automobile battery case welding frock, its accessible bottom plate carries on the welding workpiece to accessible positioning mechanism realizes the adjustment of work piece position, makes the welding workpiece pinpoint, and rethread clamp plate upset subassembly makes the closed cover of integral clamp plate on the work piece, then convertible compress tightly the arm subassembly and compress tightly the action of piece subassembly among the hold-down mechanism, compresses tightly the compaction through integral clamp plate with the welding workpiece. The utility model discloses set up on integral clamp plate and dodge the groove with the corresponding welding seam in work piece welding seam position, both realized in the welding process to the whole effect that compresses tightly of sheet material work piece, provide the operation space for the welder instrument again to welding process's going on smoothly has been guaranteed. The utility model discloses in the preferred embodiment, its positioning mechanism has set up locating plate subassembly, and this locating plate subassembly includes first locating plate, second locating plate, guide post and buffer spring, and in the adjustment of welding workpiece position, the thrust flexibilization that the cylinder provided will be fixed a position in accessible guide post and buffer spring's cooperation, has avoided causing the impact damage to the welding workpiece from this. To sum up, the utility model discloses a to the holistic compaction effect that compresses tightly of welding workpiece, reached and avoided in the welding process sheet material deformation, guaranteed the straight purpose of welding seam.
Drawings
Fig. 1 is a schematic structural view of a welding workpiece according to the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a view from direction K of FIG. 2;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic view of a positioning mechanism;
FIG. 6 is a schematic view of the cross-sectional structure A-A of FIG. 4;
FIG. 7 is a schematic view of a platen turnover assembly;
FIG. 8 is a top view of FIG. 7 (after rotation);
figure 9 is a schematic diagram of a roll-over hold-down arm assembly;
fig. 10 and 11 are schematic views of the working process of the present invention;
fig. 12 is a top view of fig. 11.
The list of labels in the figure is:
1. 1-1 parts of electric vehicle battery shell, and welding seams;
2. electric automobile battery case welding frock:
2-1, integral pressing plates, 2-1-1, welding seam avoiding grooves, 2-1-2 and lightening holes;
2-2 parts of bottom plate, 2-2-1 parts of through hole;
2-3, a compression block assembly;
2-4, a limiting plate;
2-5 parts of a positioning driving unit, 2-5-1 parts of a positioning cylinder, 2-5-2 parts of a first positioning plate, 2-5-3 parts of a second positioning plate, 2-5-4 parts of a rubber pad, 2-5-5 parts of a buffer spring, 2-5-6 parts of a guide post;
2-6 parts of a workpiece lifting and blanking assembly, 2-6-1 parts of a lifting cylinder, 2-6-2 parts of a lifting seat;
2-7, a base;
2-8 parts of a pressure plate overturning component, 2-8-1 parts of an overturning motor, 2-8-2 parts of an overturning seat;
2-9 parts of a turnover type pressing arm assembly, 2-9-1 parts of a turnover cylinder, 2-9-2 parts of a turnover arm, 2-9-3 parts of a first support, 2-9-2 parts of a second support.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
The utility model relates to an electric automobile battery case welding frock is particularly useful for the welding operation of the battery case component part 1 of the electric automobile shown in figure 1, in order to avoid appearing sheet material deformation phenomenon, guarantee the straight of welding seam 1-1 in the work piece welding process, has carried out optimal design to its concrete structure:
referring to fig. 2, 3 and 4, the electric vehicle battery shell welding tool 2 of the present invention is provided with an integral pressing plate 2-1, a pressing plate overturning assembly 2-8, a bottom plate 2-2, a pressing mechanism, a positioning mechanism and a base 2-7; the base 2-7 is fixed on the horizontal ground and comprises two parts which are arranged in a bilateral symmetry way, and the top of the base is fixedly provided with a bottom plate 2-2; the bottom plate 2-2 is a rectangular plate matched with a workpiece in shape, and a pressing mechanism, a positioning mechanism and a pressing plate overturning assembly 2-8 are arranged on the periphery of the bottom plate; the integral pressing plate 2-1 is assembled with a pressing plate overturning assembly 2-8, the opening and closing states of the integral pressing plate 2-1 are switched under the driving of the pressing plate overturning assembly 2-8, a welding seam avoiding groove 2-1-1 and a plurality of groups of lightening holes 2-1-2 are arranged on the integral pressing plate 2-1, and the welding seam avoiding groove 2-1-1 is a long groove corresponding to the position of a welding seam 1-1 on a workpiece.
Referring to fig. 2 to 5, in the welding tool 2 for the battery case of the electric vehicle according to the present invention, the positioning mechanism includes a plurality of sets of positioning driving units 2-5 and positioning plates 2-4, and the positioning driving units 2-5 are provided with positioning cylinders 2-5-1 and positioning plate assemblies; the positioning cylinders 2-5-1 are arranged at the edge positions of two adjacent sides of the bottom plate 2-2; the positioning plate assembly comprises a first positioning plate 2-5-2, a second positioning plate 2-5-3, a guide post 2-5-6 and a buffer spring 2-5-5, wherein the first positioning plate 2-5-2 is fixedly assembled with a telescopic arm of a positioning cylinder 2-5-1, a guide hole is formed in the first positioning plate 2-5-2, one end of the guide post 2-5-6 is fixedly assembled with the second positioning plate 2-5-3, the other end of the guide post penetrates through the guide hole of the first positioning plate 2-5-2 in a clearance fit manner, a rubber pad 2-5-4 is coated on the outer side face of the second positioning plate 2-5-3, and the buffer spring 2-5-5 is sleeved outside the guide post 2-5-6, is arranged between the first positioning plate 2-5-2 and the second positioning plate 2-5-3; the limiting plate 2-4 is opposite to the positioning cylinder 2-5-1 and arranged at the edge of the other side of the bottom plate 2-2.
Referring to fig. 2, fig. 3, fig. 4, fig. 7, and fig. 8, in the electric vehicle battery case welding tool 2 of the present invention, the platen turnover assembly 2-8 includes two symmetrically arranged parts, each of which is provided with a turnover motor 2-8-1 and a turnover seat 2-8-2, the turnover motor 2-8-1 is fixed on the bottom plate 2-2, the output shaft of the motor is connected with the turnover seat 2-8-2, and the turnover seat 2-8-2 is assembled with two side edges of the integral platen 2-1 in a clamping manner.
Referring to fig. 2, fig. 3 and fig. 9, the pressing mechanism of the welding tool 2 for the battery case of the electric vehicle of the present invention includes a turnover type pressing arm assembly 2-9 and a pressing block assembly 2-3. The turnover type pressing arm assemblies 2-9 comprise two groups which are symmetrically arranged at the edge position of one side of the bottom plate close to the pressing plate turnover assembly, the two groups are matched with the pressing plate turnover assembly 2-8 to realize the pressing and fixing of the integral pressing plate 2-1 in a closed state, and a turnover cylinder 2-9-1 and a turnover arm 2-9-2 are arranged in each group of turnover type pressing arm assemblies 2-9; the overturning cylinder 2-9-1 is hung on the bottom plate 2-2 through a first support 2-9-3, and a telescopic arm of the overturning cylinder 2-9-1 is hinged with one end of the overturning arm 2-9-2; the turnover arm 2-9-2 is of a swing arm structure, and a swing arm shaft of the turnover arm is fixed on a second support 2-9-4 arranged on the bottom plate. The pressing block assemblies 2-3 comprise a plurality of groups arranged at the other three side edges of the bottom plate and are used for realizing the pressing and fixing of the other three side edges of the integral pressing plate 2-1 in a closed state.
Referring to fig. 2, 3, 4 and 6, the electric vehicle battery case welding tool 2 of the present invention is further provided with a workpiece lifting and blanking assembly 2-6, and a set of through holes 2-2-1 matched with the workpiece lifting and blanking assembly 2-6 is arranged in the middle of the bottom plate 2-2; the workpiece lifting and blanking assembly 2-6 comprises a lifting cylinder 2-6-1 and a lifting seat 2-6-2; the lifting cylinder 2-6-1 is fixedly arranged below the bottom plate 2-2, and the telescopic arm of the lifting cylinder penetrates through the through hole 2-2-1 on the bottom plate 2-2 and then is fixedly assembled with the lifting seat 2-6-2.
Referring to fig. 9 to 12, the electric vehicle battery case welding tool 2 according to the present invention, in the welding process of the battery shell component 1 of the electric automobile, firstly, a welding workpiece (namely the battery shell component 1 of the electric automobile in the attached drawing 1) is carried on a bottom plate 2-2, then the position of the workpiece is adjusted by a positioning mechanism to accurately position the welded workpiece, the integral pressure plate 2-1 is closed and covered on the workpiece by the pressure plate overturning component 2-8, the welding seam avoiding groove 2-1-1 of the integral pressure plate 2-1 corresponds to the welding position of the workpiece, then the turnover type pressing arm component 2-9 and the pressing block component 2-3 in the pressing mechanism act, and (3) compacting the welding workpiece through the integral pressing plate 2-1, and finally performing welding operation on the workpiece by using a welding gun tool. Because the utility model discloses set up locating plate subassembly at positioning mechanism, in the adjustment of welding workpiece position, the thrust that accessible guide post 2-5-6 and buffer spring 2-5-5's cooperation will be fixed a position cylinder 2-5-1 and provide is flexibilized, has avoided causing the impact damage to the welding workpiece from this.
Claims (8)
1. A welding tool for a battery shell of an electric automobile is characterized in that the welding tool (2) for the battery shell of the electric automobile is provided with an integral pressing plate (2-1), a pressing plate overturning assembly (2-8), a bottom plate (2-2), a pressing mechanism, a positioning mechanism and a base (2-7); the base (2-7) is fixed on the horizontal ground and comprises two parts which are arranged in a bilateral symmetry way, and the top of the base is fixedly provided with a bottom plate (2-2); the bottom plate (2-2) is a rectangular plate matched with a workpiece in shape, and a pressing mechanism, a positioning mechanism and a pressing plate overturning assembly (2-8) are arranged on the periphery of the bottom plate; the integral pressing plate (2-1) is assembled with the pressing plate overturning component (2-8), the opening and closing states of the integral pressing plate are switched under the driving of the pressing plate overturning component (2-8), a welding seam avoiding groove (2-1-1) is formed in the integral pressing plate (2-1), and the welding seam avoiding groove (2-1-1) is a long groove corresponding to the position of a welding seam (1-1) on a workpiece.
2. The electric automobile battery shell welding tool according to claim 1, characterized in that the positioning mechanism comprises a plurality of groups of positioning driving units (2-5) and limiting plates (2-4), and a positioning cylinder (2-5-1) and a positioning plate assembly are arranged in each positioning driving unit (2-5); the positioning cylinders (2-5-1) are arranged at the edge positions of two adjacent sides of the bottom plate (2-2); the positioning plate assembly comprises a first positioning plate (2-5-2), a second positioning plate (2-5-3), a guide post (2-5-6) and a buffer spring (2-5-5), wherein the first positioning plate (2-5-2) is fixedly assembled with a telescopic arm of a positioning cylinder (2-5-1), a guide hole is formed in the first positioning plate (2-5-2), one end of the guide post (2-5-6) is fixedly assembled with the second positioning plate (2-5-3), the other end of the guide post penetrates through the guide hole of the first positioning plate (2-5-2) in a clearance fit mode, the buffer spring (2-5-5) is sleeved outside the guide post (2-5-6) and arranged between the first positioning plate (2-5-2) and the second positioning plate (2-5-3) (ii) a The limiting plate (2-4) is opposite to the positioning cylinder (2-5-1) and is arranged at the edge position of the other side of the bottom plate (2-2).
3. The electric vehicle battery shell welding tool according to claim 2, wherein a rubber gasket (2-5-4) is coated on the outer side surface of the second positioning plate (2-5-3).
4. The electric automobile battery shell welding tool according to claim 1, 2 or 3, characterized in that the pressing plate turnover assembly (2-8) comprises two symmetrically arranged parts, wherein each part is provided with a turnover motor (2-8-1) and a turnover seat (2-8-2), the turnover motor (2-8-1) is fixed on the bottom plate (2-2), the output shaft of the motor is connected with the turnover seat (2-8-2), and the turnover seat (2-8-2) is assembled with two side edges of the integral pressing plate (2-1) in a clamping manner.
5. The electric automobile battery shell welding tool according to claim 4, characterized in that the pressing mechanism comprises a turnover type pressing arm assembly (2-9) and a pressing block assembly (2-3); the turnover type pressing arm assemblies (2-9) are symmetrically arranged in two groups and are positioned on one side of the base plate on which the pressing plate overturning assemblies (2-8) are arranged, the turnover type pressing arm assemblies and the pressing plate overturning assemblies (2-8) are matched to realize the pressing and fixing of the integral pressing plate (2-1) in a closed state, and the pressing block assemblies (2-3) comprise a plurality of groups arranged at the positions of the other three side edges of the base plate and are used for realizing the pressing and fixing of the other three side edges of the integral pressing plate (2-1) in the closed state.
6. The electric automobile battery shell welding tool according to claim 5, characterized in that the turnover type pressing arm assembly (2-9) is provided with a turnover cylinder (2-9-1) and a turnover arm (2-9-2); the overturning cylinder (2-9-1) is hung on the bottom plate (2-2) through a first support (2-9-3), and a telescopic arm of the overturning cylinder (2-9-1) is hinged with one end of the overturning arm (2-9-2); the turnover arm (2-9-2) is of a swing arm structure, and a swing arm shaft of the turnover arm is fixed on a second support (2-9-4) arranged on the bottom plate.
7. The electric automobile battery shell welding tool according to claim 4, characterized in that a workpiece lifting blanking component (2-6) is further arranged, and a group of through holes (2-2-1) matched with the workpiece lifting blanking component (2-6) are arranged in the middle of the bottom plate (2-2); the workpiece lifting and blanking assembly (2-6) comprises a lifting cylinder (2-6-1) and a lifting seat (2-6-2); the lifting cylinder (2-6-1) is fixedly arranged below the bottom plate (2-2), and the telescopic arm of the lifting cylinder penetrates through the through hole (2-2-1) in the bottom plate (2-2) and then is fixedly assembled with the lifting seat (2-6-2).
8. The electric automobile battery shell welding tool according to claim 4, characterized in that a plurality of lightening holes (2-1-2) are further formed in the integral pressing plate (2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020427071.0U CN212169436U (en) | 2020-03-30 | 2020-03-30 | Electric automobile battery case welding frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020427071.0U CN212169436U (en) | 2020-03-30 | 2020-03-30 | Electric automobile battery case welding frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212169436U true CN212169436U (en) | 2020-12-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020427071.0U Expired - Fee Related CN212169436U (en) | 2020-03-30 | 2020-03-30 | Electric automobile battery case welding frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212169436U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146089A (en) * | 2021-04-25 | 2021-07-23 | 安徽国轩象铝科技有限公司 | Front surface assembly welding device and welding method for battery shell of electric vehicle |
| CN113510400A (en) * | 2021-04-25 | 2021-10-19 | 安徽国轩象铝科技有限公司 | Reverse side welding device and welding method for battery shell in new energy automobile |
| CN113695827A (en) * | 2021-09-26 | 2021-11-26 | 深圳市铭镭激光设备有限公司 | Curb plate welding hold-down mechanism |
| CN114260638A (en) * | 2021-12-22 | 2022-04-01 | 苏州东风精冲工程有限公司 | Rotary welding and pressing device for bipolar plate of hydrogen fuel cell |
| CN114888506A (en) * | 2022-04-29 | 2022-08-12 | 佛山市南海英吉威铝建材有限公司 | Tool and tool method for welding |
-
2020
- 2020-03-30 CN CN202020427071.0U patent/CN212169436U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146089A (en) * | 2021-04-25 | 2021-07-23 | 安徽国轩象铝科技有限公司 | Front surface assembly welding device and welding method for battery shell of electric vehicle |
| CN113510400A (en) * | 2021-04-25 | 2021-10-19 | 安徽国轩象铝科技有限公司 | Reverse side welding device and welding method for battery shell in new energy automobile |
| CN113695827A (en) * | 2021-09-26 | 2021-11-26 | 深圳市铭镭激光设备有限公司 | Curb plate welding hold-down mechanism |
| CN114260638A (en) * | 2021-12-22 | 2022-04-01 | 苏州东风精冲工程有限公司 | Rotary welding and pressing device for bipolar plate of hydrogen fuel cell |
| CN114260638B (en) * | 2021-12-22 | 2023-12-15 | 苏州东风精冲工程有限公司 | Hydrogen fuel cell bipolar plate rotary welding compacting device |
| CN114888506A (en) * | 2022-04-29 | 2022-08-12 | 佛山市南海英吉威铝建材有限公司 | Tool and tool method for welding |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |