CN215955439U - Do benefit to soft packet of module and pile up and utmost point ear welding auxiliary assembly - Google Patents
Do benefit to soft packet of module and pile up and utmost point ear welding auxiliary assembly Download PDFInfo
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- CN215955439U CN215955439U CN202121748003.5U CN202121748003U CN215955439U CN 215955439 U CN215955439 U CN 215955439U CN 202121748003 U CN202121748003 U CN 202121748003U CN 215955439 U CN215955439 U CN 215955439U
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- 238000003466 welding Methods 0.000 title claims abstract description 75
- 230000008901 benefit Effects 0.000 title claims description 5
- 230000009286 beneficial effect Effects 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims 1
- 230000035515 penetration Effects 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides auxiliary equipment beneficial to soft package module stacking and tab welding, which comprises a bottom plate and a top pressure plate; the bottom plate is provided with two vertical plates which are vertically opposite, through grooves which are vertically arranged are formed in the vertical plates, the outer sides of the vertical plates are detachably provided with length limiting plates, the inner sides of the length limiting plates are provided with a plurality of positioning plates which penetrate through the through grooves and are horizontally arranged, and the positioning plates are arranged at intervals in the vertical direction; the bottom plate is also provided with vertically arranged cover plate limiting plates at the inner side positions of the vertical plates, and the connecting line of the two cover plate limiting plates is vertical to the vertical plates; the top pressure plate is positioned above the bottom plate and is parallel to the bottom plate, and the distance between the top pressure plate and the bottom plate is adjustable. The utility model has simple structure, low price and convenient operation, and avoids the bad phenomena of uneven module width and length stacking, tab welding penetration, insufficient welding, spot explosion and the like caused by no auxiliary tool.
Description
Technical Field
The utility model relates to the technical field of lithium battery production, in particular to auxiliary equipment beneficial to soft package module stacking and tab welding.
Background
One of the key technologies for the development of electric vehicles is a power battery, and a soft package battery has many advantages such as good safety performance, light weight, large capacity, small internal resistance, flexible design and the like, gradually develops towards the direction of high-rate application, more meets the requirements of consumers, and has become the mainstream development direction at present. The reliability of the welding strength of the soft-package lug and the bus bar is an important direction for the research of the soft-package module, wherein the welding modes of the soft-package lug and the bus bar comprise laser penetration welding, ultrasonic welding and the like. The laser penetration welding has the advantages of low welding seam height, less process parameter control, attractive welding seam, mature application and the like, but the laser penetration welding has higher requirements on the seam between the welded objects, the welding of the lug and the bus bar is poor due to the fact that a certain seam is exceeded, and the assembly of the post process and the size information of the corresponding module are directly influenced by the module stacking consistency. In order to ensure the size consistency of the soft package module and the welding reliability of the tab and the bus bar, a set of tool must be designed to ensure the size consistency of the soft package module and the gap between the soft package tab and the bus bar to be within an acceptable range.
SUMMERY OF THE UTILITY MODEL
Based on the technical problems in the background art, the utility model provides auxiliary equipment beneficial to soft package module stacking and tab welding.
The auxiliary equipment beneficial to soft package module stacking and tab welding comprises a bottom plate and a top pressing plate; the bottom plate is provided with two vertical plates which are vertically opposite, through grooves which are vertically arranged are formed in the vertical plates, the outer sides of the vertical plates are detachably provided with length limiting plates, the inner sides of the length limiting plates are provided with a plurality of positioning plates which penetrate through the through grooves and are horizontally arranged, and the positioning plates are arranged at intervals in the vertical direction; the bottom plate is also provided with vertically arranged cover plate limiting plates at the inner side positions of the vertical plates, and the connecting line of the two cover plate limiting plates is vertical to the vertical plates; the top pressure plate is positioned above the bottom plate and is parallel to the bottom plate, and the distance between the top pressure plate and the bottom plate is adjustable.
Preferably, the supporting plate is positioned between the top pressure plate and the bottom plate, two ends of the supporting plate are respectively fixedly connected with the two vertical plates, and the supporting plate is parallel to the bottom plate; a plurality of vertically arranged width limiting plates are arranged on two sides of the supporting plate in the length direction.
Preferably, the top end of the supporting plate is provided with a first protection pad, and the inner side of the width limiting plate is provided with a second protection pad.
Preferably, the device also comprises an installation plate, the installation plate is positioned above the top pressure plate, two ends of the installation plate are respectively connected with the two vertical plates, a guide sleeve is fixed at the bottom end of the installation plate, a vertically arranged guide rod is slidably installed in the guide sleeve, and the bottom end of the guide rod is connected with the top pressure plate; the mounting plate is further provided with a vertically-penetrating screw rod in a threaded manner, the bottom end of the screw rod is rotatably connected with the top pressure plate, and the top end of the screw rod is provided with a rotating wheel.
Preferably, a first bayonet is formed in the edge of the vertical plate, and a second bayonet correspondingly communicated with the first bayonet is formed in the edge of the length limiting plate; the inner side of the vertical plate is provided with a connecting seat near the first bayonet, and the connecting seat is rotatably connected with a compression screw clamped into the first bayonet and the second bayonet.
Preferably, the riser outside is fixed with a plurality of reference columns, has seted up a plurality of first through-holes on the length limiting plate, and when length limiting plate and riser were connected, a plurality of reference columns run through a plurality of first through-holes and reference column and length limiting plate sliding fit respectively.
Preferably, the welding device further comprises two welding pressing plates, the welding pressing plates are provided with vertically arranged guide ports, linear guide rails are vertically arranged on two sides of each guide port, pressure heads are arranged in the guide ports and are slidably mounted on the linear guide rails through connecting plates, and the welding pressing plates are provided with a plurality of second through holes; two welding clamp plates are respectively demountable installation in two riser outsides and the welding clamp plate is different to be connected with the riser with the length limiting plate, and when the welding clamp plate was connected with the riser, the direction mouth passed logical groove with lead to groove intercommunication and pressure head and stretched into the riser inboard, and a plurality of reference columns run through a plurality of second through-holes and reference column and welding clamp plate sliding fit respectively.
Preferably, the edge of the welding pressing plate is provided with a third bayonet, and when the welding pressing plate is connected with the vertical plate, the third bayonet is correspondingly communicated with the first bayonet, and the compression screw is clamped into the first bayonet and the third bayonet.
Preferably, the cover plate limiting plate is connected with a limiting column.
Compared with the prior art, the auxiliary equipment beneficial to soft package module stacking and tab welding has the following beneficial effects:
the yield is improved: the soft package module can be conveniently assembled, the tab to be welded is compressed, and then the soft package tab is welded; the problem of poor laser welding caused by the existence of a gap between the soft-packaged tab and the bus in the early stage is solved;
compatibility: the welding of soft-package tabs of various models can be compatible by adjusting the positions of the left and right welding press plates;
the welding efficiency is improved: when the tool is not used in the earlier stage, the lug of the soft package module needs to be fixed by laser pulse welding and then laser welding, so that the soft package module can be effectively fixed, and the welding efficiency is improved;
improve module assembly yield: through soft package module equipment and utmost point ear welding auxiliary fixtures, the module is piled up and is piled up neatly in length and width direction, has improved the yield that the module piled up the process, and then has improved the qualification rate of whole processing procedure.
Drawings
Fig. 1 is a first working schematic diagram of an auxiliary device for facilitating soft package module stacking and tab welding according to the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a rear view of FIG. 1;
fig. 4 is a second working schematic diagram of an auxiliary device for facilitating soft package module stacking and tab welding according to the present invention;
FIG. 5 is a front view of FIG. 4;
fig. 6 is a schematic structural view of a vertical plate in auxiliary equipment for facilitating soft package module stacking and tab welding according to the present invention;
fig. 7 is a schematic structural view of a length limiting plate in the auxiliary equipment for stacking soft package modules and welding tabs according to the present invention;
fig. 8 is a schematic structural diagram of a cover plate limiting plate in auxiliary equipment for facilitating stacking of soft package modules and tab welding.
Detailed Description
Referring to fig. 1-8, the utility model provides an auxiliary device for facilitating soft package module stacking and tab welding, which comprises a bottom plate 1, a top pressure plate 2, two length limiting plates 4, a supporting plate 7, a mounting plate 12 and two welding pressure plates 22; wherein:
two vertical opposite vertical plates 3 are arranged on the bottom plate 1, and a through groove which is vertically arranged is formed in each vertical plate 3. The bottom plate 1 is also provided with vertically arranged cover plate limiting plates 6 at the inner sides of the vertical plates 3, the connecting line of the two cover plate limiting plates 6 is perpendicular to the vertical plates 3, and the cover plate limiting plates 6 are connected with limiting columns 25.
The top pressure plate 2 is positioned above the bottom plate 1 and is parallel to the bottom plate 1, and the distance between the top pressure plate 2 and the bottom plate 1 is adjustable. The mounting plate 12 is positioned above the top pressure plate 2, two ends of the mounting plate are respectively connected with the two vertical plates 3, a guide sleeve 13 is fixed at the bottom end of the mounting plate 12, a vertically arranged guide rod 14 is slidably mounted in the guide sleeve 13, and the bottom end of the guide rod 14 is connected with the top pressure plate 2; the mounting plate 12 is further provided with a vertically penetrating screw rod 15 in a threaded manner, the bottom end of the screw rod 15 is rotatably connected with the top pressure plate 2, and the top end of the screw rod is provided with a rotating wheel 16.
The supporting plate 7 is positioned between the top pressure plate 2 and the bottom plate 1, two ends of the supporting plate 7 are respectively fixedly connected with the two vertical plates 3, and the supporting plate 7 is parallel to the bottom plate 1; both sides of the length direction of the supporting plate 7 are provided with a plurality of vertically arranged width limiting plates 8. The top end of the supporting plate 7 is provided with a first protection pad 9, and the inner side of the width limiting plate 8 is provided with a second protection pad 10.
In this embodiment, two length limiting plates 4 are demountable installation respectively in two riser 3 outsides, and length limiting plate 4 inboard is provided with a plurality of locating plates 5 that pass logical groove and level and arrange, and a plurality of locating plates 5 are at vertical direction interval arrangement.
In this embodiment, the welding pressure plate 22 is provided with a vertically arranged guide opening, linear guide rails 23 are vertically arranged on two sides of the guide opening, a pressure head 24 is arranged in the guide opening, and the pressure head 24 is slidably mounted on the linear guide rails 23 through a connecting plate 26. Two welding clamp plate 22 respectively demountable installation in two riser 3 outsides and welding clamp plate 22 are connected with riser 3 with length limiting plate 4 is different, and when welding clamp plate 22 was connected with riser 3, the direction mouth passed logical groove with logical groove intercommunication and pressure head 24 and stretched into riser 3 inboardly.
The utility model has a first working state and a second working state. When the battery is in the first working state, as shown in fig. 1-3, two length limiting plates 4 are respectively installed on two vertical plates 3, the distance between the two length limiting plates 4 is adjusted, a soft-packaged battery cell a is placed on a supporting plate 7 according to the stacking sequence, and the length limiting plate 4 and a width limiting plate 8 are used for positioning and limiting the battery cell a; after stacking, the length limiting plate 4 is removed, the rotating wheel 26 is rotated, the jacking plate 3 moves downwards to press the top battery cell a, the integrated cover plates b are assembled on two sides of the battery cell a respectively, the integrated cover plates b are positioned and limited through the cover plate limiting plates 6, and then the battery cell lugs are bent and leveled. When the welding device is in the second working state, as shown in fig. 4 and 5, the two welding pressing plates 22 are respectively installed on the outer sides of the two vertical plates 3, the positions of the two welding cover plates 22 are adjusted according to the positions of the lugs, the two pressing heads 24 are enabled to be abutted against the integrated cover plate b, the lugs needing to be welded on the exposed part are debugged, and then laser welding can be carried out. The laser welding of the soft package modules of different models can be realized by adjusting the positions of the two welding pressing plates and then welding according to the steps; the equipment accessible of the soft package module of different models adjusts the electric core series-parallel connection mode, realizes the compatibility of different products.
In a specific embodiment, the edge of the vertical plate 3 is provided with a first bayonet 17, a connecting seat 19 is installed at a position close to the first bayonet 17 on the inner side of the vertical plate 3, and the connecting seat 19 is rotatably connected with a compression screw 20. The edge of the length limiting plate 4 is provided with a second bayonet 18, and when the length limiting plate 4 is connected with the vertical plate 3, the second bayonet 18 is correspondingly communicated with the first bayonet 17, and the compression screw 20 is clamped in the first bayonet 17 and the second bayonet 18. The edge of the welding pressing plate 22 is provided with a third bayonet 11, and when the welding pressing plate 22 is connected with the vertical plate 3, the third bayonet 11 is correspondingly communicated with the first bayonet 17, and the compression screw 20 is clamped into the first bayonet 17 and the third bayonet 11.
In the specific embodiment, a plurality of positioning columns 21 are fixed on the outer side of the vertical plate 3, and the positioning columns 21 are in sliding fit with the length limiting plate 4.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (9)
1. Auxiliary equipment beneficial to soft package module stacking and tab welding is characterized by comprising a bottom plate (1) and a top pressing plate (2); the vertical plate (3) is vertically arranged on the bottom plate (1), the vertical plate (3) is provided with a through groove which is vertically arranged, the outer side of the vertical plate (3) is detachably provided with a length limiting plate (4), the inner side of the length limiting plate (4) is provided with a plurality of positioning plates (5) which penetrate through the through groove and are horizontally arranged, and the positioning plates (5) are arranged at intervals in the vertical direction; cover plate limiting plates (6) which are vertically arranged are further mounted on the bottom plate (1) and are positioned on the inner sides of the vertical plates (3), and the connecting line of the two cover plate limiting plates (6) is perpendicular to the vertical plates (3); the top pressure plate (2) is positioned above the bottom plate (1) and is parallel to the bottom plate (1), and the distance between the top pressure plate (2) and the bottom plate (1) is adjustable.
2. The auxiliary equipment facilitating soft package module stacking and tab welding according to claim 1, further comprising a supporting plate (7), wherein the supporting plate (7) is located between the top pressure plate (2) and the bottom plate (1), two ends of the supporting plate (7) are fixedly connected with the two vertical plates (3) respectively, and the supporting plate (7) is parallel to the bottom plate (1); both sides of the length direction of the supporting plate (7) are provided with a plurality of vertically arranged width limiting plates (8).
3. Do benefit to soft packet of module and pile up and utmost point ear welding auxiliary assembly of claim 2, characterized by, backup pad (7) top is provided with first protection pad (9), and width limiting plate (8) inboard is provided with second protection pad (10).
4. The auxiliary equipment facilitating soft package module stacking and tab welding according to any one of claims 1-3, further comprising a mounting plate (12), wherein the mounting plate (12) is located above the top press plate (2), two ends of the mounting plate are respectively connected with the two vertical plates (3), a guide sleeve (13) is fixed at the bottom end of the mounting plate (12), a vertically arranged guide rod (14) is slidably mounted in the guide sleeve (13), and the bottom end of the guide rod (14) is connected with the top press plate (2); the mounting plate (12) is further provided with a vertically-penetrating screw rod (15) in a threaded manner, the bottom end of the screw rod (15) is rotatably connected with the top pressure plate (2), and the top end of the screw rod is provided with a rotating wheel (16).
5. The auxiliary equipment for facilitating the stacking of the soft package modules and the tab welding according to any one of claims 1 to 3 is characterized in that a first bayonet (17) is formed in the edge of the vertical plate (3), and a second bayonet (18) correspondingly communicated with the first bayonet (17) is formed in the edge of the length limiting plate (4); a connecting seat (19) is arranged on the inner side of the vertical plate (3) and close to the first bayonet (17), and a compression screw (20) clamped into the first bayonet (17) and the second bayonet (18) is rotatably connected to the connecting seat (19).
6. The auxiliary equipment for stacking soft package modules and welding the tabs is characterized in that a plurality of positioning columns (21) are fixed on the outer side of the vertical plate (3), a plurality of first through holes are formed in the length limiting plate, and when the length limiting plate is connected with the vertical plate, the positioning columns (21) respectively penetrate through the first through holes and are in sliding fit with the length limiting plate (4).
7. The auxiliary equipment facilitating soft package module stacking and tab welding according to claim 5, further comprising two welding pressing plates (22), wherein the welding pressing plates (22) are provided with vertically arranged guide openings, two sides of each guide opening are provided with vertically arranged linear guide rails (23), a pressure head (24) is arranged in each guide opening, the pressure head (24) is slidably mounted on the linear guide rails (23) through a connecting plate (26), and the welding pressing plates are provided with a plurality of second through holes; two welding clamp plate (22) respectively demountable installation in two riser (3) outsides and welding clamp plate (22) and length limiting plate (4) are not simultaneously connected with riser (3), when welding clamp plate (22) is connected with riser (3), the direction mouth with lead to groove intercommunication and pressure head (24) and pass to lead to the groove and stretch into riser (3) inboardly, a plurality of reference columns (21) run through a plurality of second through-holes and reference column and welding clamp plate sliding fit respectively.
8. The auxiliary equipment for facilitating the stacking of the soft package modules and the tab welding according to claim 7 is characterized in that a third bayonet (11) is formed in the edge of the welding pressing plate (22), and when the welding pressing plate (22) is connected with the vertical plate (3), the third bayonet (11) is correspondingly communicated with the first bayonet (17) and the compression screw (20) is clamped into the first bayonet (17) and the third bayonet (11).
9. Auxiliary equipment facilitating the stacking of soft packing modules and the welding of tabs according to any one of claims 1-3, characterized in that a limiting post (25) is connected to the cover plate limiting plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121748003.5U CN215955439U (en) | 2021-07-29 | 2021-07-29 | Do benefit to soft packet of module and pile up and utmost point ear welding auxiliary assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121748003.5U CN215955439U (en) | 2021-07-29 | 2021-07-29 | Do benefit to soft packet of module and pile up and utmost point ear welding auxiliary assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215955439U true CN215955439U (en) | 2022-03-04 |
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ID=80434877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121748003.5U Active CN215955439U (en) | 2021-07-29 | 2021-07-29 | Do benefit to soft packet of module and pile up and utmost point ear welding auxiliary assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215955439U (en) |
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2021
- 2021-07-29 CN CN202121748003.5U patent/CN215955439U/en active Active
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