CN214641353U - Lithium battery welding clamp - Google Patents
Lithium battery welding clamp Download PDFInfo
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- CN214641353U CN214641353U CN202120239147.1U CN202120239147U CN214641353U CN 214641353 U CN214641353 U CN 214641353U CN 202120239147 U CN202120239147 U CN 202120239147U CN 214641353 U CN214641353 U CN 214641353U
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- lithium battery
- location
- pressing plate
- positioning
- welding jig
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 103
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 103
- 238000003466 welding Methods 0.000 title claims abstract description 38
- 238000003825 pressing Methods 0.000 claims description 54
- 238000009434 installation Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Primary Cells (AREA)
Abstract
The utility model provides a lithium battery welding jig, belongs to lithium battery welding technical field, and this welding jig includes the location base, the spacing subassembly in top and the top surface compresses tightly the subassembly, and the connection can be dismantled on the workstation to the location base, and the circumference of location base is provided with the spacing subassembly in top and the top surface compresses tightly the subassembly, and the spacing subassembly in top and lithium cell casing's crowded tight location all around, top surface compress tightly the subassembly and compress tightly the location with lithium cell casing's up end, the beneficial effects of the utility model are that, this welding jig overall structure is simple, and low in manufacturing cost is applicable to the welding position of lithium cell casing and single lithium cell, and the commonality is good, and the location is stable, and the flexible operation is convenient, has satisfied the high efficiency and the nimble requirement of lithium cell small batch volume welding production.
Description
Technical Field
The utility model relates to a lithium cell welding technology field especially relates to a lithium cell welding jig.
Background
In recent years, lithium batteries are developed rapidly and are more popular, people are increasingly unable to keep away from the lithium batteries in daily life, such as mobile phones, computers, toys, automobiles and the like, and the lithium batteries gradually replace lead-acid batteries at an unthinkable speed.
However, in the application process of the lithium battery, a large amount of energy is rapidly generated inside the lithium battery under the condition of thermal runaway such as overcharge or internal short circuit, and in the daily use process, in order to rapidly release the energy of the battery, an explosion-proof valve is generally added on a top cover of the battery, and when the pressure of the battery is rapidly increased, the explosion-proof valve is exploded to protect the safety of the battery pack and the system.
The lithium battery is divided into square lithium batteries such as a common mobile phone battery cell, a cylindrical lithium battery (such as 18650, 18500 and the like) and a button lithium battery according to the appearance, wherein an explosion-proof valve is arranged outside a single lithium battery, the existing large-capacity power supply is formed by connecting a plurality of batteries in series and in parallel to form a battery pack, a lithium battery shell is coated outside the battery pack, and the explosion-proof valve is arranged on a top cover of the lithium battery shell to play a role in double explosion prevention.
However, the existing welding process between the explosion-proof valve and the top cover is generally operated at corresponding stations on the production line of the lithium battery, and the operation platform of the production line of the lithium battery is large, so that the welding operation of the explosion-proof valve and the top cover in a single lithium battery is inflexible, and the high efficiency requirement of small-batch production cannot be well met.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a lithium battery welding jig, overall structure is simple, low in manufacturing cost, the welding position of the outer cladding of the lithium cell casing of group battery and single lithium cell is applicable to, and the commonality is good, and the location is stable, and the flexible operation is convenient, can satisfy the high-efficient and nimble requirement of lithium cell small batch welding production.
In order to achieve the above object, the present invention provides a technical solution for solving the technical problem: lithium cell welding jig compresses tightly the subassembly including location base, top limit subassembly and top surface, the connection can be dismantled on the workstation to the location base, the circumference of location base is provided with top limit subassembly and top surface and compresses tightly the subassembly, top limit subassembly with lithium cell casing's crowded location all around, the top surface compress tightly the subassembly with lithium cell casing's up end compresses tightly the location.
Furthermore, the top limit assembly comprises two stop blocks and telescopic adjusting parts, the two stop blocks are perpendicular to each other, the two stop blocks are abutted against two adjacent side faces of the lithium battery shell, the two telescopic adjusting parts are arranged in two groups and perpendicular to each other, and the two groups of telescopic adjusting parts are abutted against the other two adjacent side faces of the lithium battery shell.
Further, flexible adjusting part is including installation base, lead screw, handle and tight piece in top, the installation base with lead screw threaded connection, the one end of lead screw links to each other with the handle, the other end and the tight piece in top of lead screw link to each other.
Further, the tight piece in top includes screw rod section and the tight dish in top, the lead screw tip is provided with the screw hole, the screw hole with screw rod section threaded connection, the end connection of screw rod section the tight dish in top, the tight dish in top is in top tight contact with lithium cell casing's side.
Further, the top surface pressing assembly is provided with a plurality of pressing assemblies and arranged between the top stop limiting assemblies.
Furthermore, the top surface pressing assembly comprises a pressing plate, an adjusting stud I and an adjusting stud II, the adjusting stud I penetrates through the positioning base and then is connected with one end of the pressing plate, and a positioning nut I is mounted on the adjusting stud I between the positioning base and the pressing plate; one end of the adjusting stud II is fixedly connected with the positioning base, and the other end of the adjusting stud II penetrates through the pressing plate and then is connected with the positioning nut II.
Furthermore, a positioning groove is formed in the bottom of one end of the pressing plate and is connected with the adjusting stud I in a sliding and guiding mode; one end of the pressing plate is provided with a waist-shaped hole along the length direction of the pressing plate, and one end of the adjusting stud II penetrates through the waist-shaped hole and then is connected with the positioning nut II.
Furthermore, one end of the pressing plate, which extends into the middle of the positioning base, is provided with a pressing head which extends downwards.
Furthermore, the middle part of the positioning base is provided with a strip-shaped groove matched with the single lithium battery in a guiding way.
The utility model has the advantages that:
1. the utility model discloses a location base, the spacing subassembly in top and top surface compress tightly the subassembly, with the location pedestal mounting on the workstation, position control is nimble, compress tightly the subassembly with the top surface and install around the location base in the spacing subassembly in top, through the tight location back in top of the side of top locating component with lithium cell casing, the rethread top surface compresses tightly the subassembly and compresses tightly lithium cell casing's upper end, make lithium cell casing's location more stable, location flexible operation is convenient, can satisfy the high efficiency and the nimble requirement of lithium cell small batch volume welding production.
2. The utility model discloses a two stopper pieces are with two adjacent side stoppers backs of lithium cell casing, can contradict two other sides of lithium cell casing location through adjusting the extension length of the lead screw in the flexible adjusting part, make the side of lithium cell by spacing completely, are applicable to the circumference location of the lithium cell casing of multiple size.
3. The utility model discloses an adjust the height of the adjustable pressure strip of length of adjusting stud I and adjusting stud II to can realize the location that compresses tightly to lithium battery shell, through adjusting stud II in the position in the waist type hole of pressure strip, the pressure head of adjustable pressure strip tip and the position that compresses tightly of lithium battery shell upper end are applicable to the location that compresses tightly of the lithium battery shell of multiple size, and the messenger compresses tightly more stably.
4. The utility model discloses a set up the bar groove on the base of location, can hold single lithium cell, compress tightly the subassembly through the spacing subassembly in top and top surface and can press from both sides tight location with single lithium cell to can realize the welding of explosion-proof valve and apron time on the single lithium cell.
To sum up, this welding jig overall structure is simple, and low in manufacturing cost is applicable to the welding position of lithium cell casing and single lithium cell, and the commonality is good, and the location is stable, and the flexible operation is convenient, has satisfied the high efficiency and the nimble requirement of lithium cell small batch welding production.
Drawings
The contents of the various figures of the specification and the labels in the figures are briefly described as follows:
fig. 1 is a schematic structural view of the present invention;
the labels in the above figures are: 1. the adjustable hydraulic press comprises a positioning base, 11 a strip-shaped groove, 2 a top surface pressing component, 21 a pressing plate, 211 a positioning groove, 212 a kidney-shaped hole, 213 a pressing head, 22 adjusting screw bolts I and 23 adjusting screw bolts II and 24 positioning nuts I and 25 positioning nuts II and 3 stop blocks, 4 telescopic adjusting parts, 41 an installation base, 42 a screw rod, 43 a handle, 44 a jacking block, 441 a threaded rod section and 442 a jacking disc.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses specific embodiment does: as shown in figure 1, a lithium battery welding jig, including location base 1, the spacing subassembly in top and the top surface compress tightly subassembly 2, location base 1 can be dismantled and connect on the workstation, position control is nimble, location base 1's circumference is provided with the spacing subassembly in top and the top surface compresses tightly subassembly 2, the location is crowded tightly all around to the spacing subassembly in top and lithium cell casing, the top surface compresses tightly subassembly 2 and lithium cell casing's up end and compresses tightly the location, make lithium cell casing's location more stable, location operation is nimble convenient, can satisfy the high efficiency and the nimble requirement of lithium cell small batch welding production.
Specifically, the top limit assembly comprises a stop block 3 and a telescopic adjusting part 4, the stop block 3 is arranged in an L-shaped plate element structure, one end of the stop block is installed on the positioning base 1 through a screw, the positioning base 1 is arranged in a rectangular plate, the stop block 3 is provided with two stop blocks and is installed at two adjacent sides of the positioning base 1, so that the stop surfaces of the two stop blocks 3 are perpendicular to each other, and the two stop blocks 3 are abutted against two adjacent side surfaces of the lithium battery shell; the telescopic adjusting parts 4 are provided with two groups and are arranged on the other two adjacent edges of the positioning base 1, the two groups are perpendicular to each other, and the two groups of telescopic adjusting parts 4 are abutted to the other two adjacent side faces of the lithium battery shell. Through the structural arrangement, the lithium battery shell with the cuboid structure can be tightly squeezed and positioned, so that the positioning is more stable.
The telescopic adjusting part 4 comprises an installation base 41, a screw rod 42, a handle 43 and a jacking block 44, the installation base 41 is in threaded connection with the screw rod 42, one end of the screw rod 42 is connected with the handle 43, the screw rod 42 can be adjusted to stretch into the middle part of the positioning base 1 through rotating the handle 43, the other end of the screw rod 42 is connected with the jacking block 44, the lithium battery shell with the corresponding size can be jacked tightly through the jacking block 44, and jacking operation is more convenient. This tight piece 44 in top includes screw rod section 441 and the tight dish 442 in top, lead screw 42 tip is provided with the screw hole, screw hole and screw rod section 441 threaded connection, convenient to detach with change above-mentioned tight piece 44 in top, the tight dish 442 in end connection top of screw rod section 441, the tight dish 442 in top is with the tight contact in side top of lithium cell casing, the tight dish 442 in top sets up to round platform shape structure, increased with the area of contact of lithium cell casing, prevented to the damage of lithium cell casing at the tight in-process in top, for further reduce the wearing and tearing to lithium cell casing, can set up above-mentioned tight dish 442 in top into the rubber spare, the nut is equipped with to the one end pressure of this tight dish 442 in top, one end screw thread through nut and screw rod section 441 links to each other, be convenient for change.
Specifically, a plurality of top surface pressing components 2 are arranged among the top stop limiting components, so that the space arrangement is more reasonable, each top surface pressing component 2 comprises a pressing plate 21, an adjusting stud I22 and an adjusting stud II 23, the adjusting stud I22 penetrates through the positioning base 1 and then is connected with one end of the pressing plate 21, a positioning nut I24 is mounted on the adjusting stud I22 between the positioning base 1 and the pressing plate 21, the length of the adjusting stud I22 extending out of the positioning base 1 can be adjusted by screwing the positioning nut I24, and the adjusting stud I22 can be positioned through the positioning nut I24; one end of the adjusting stud II 23 is fixedly connected with the positioning base 1, the other end of the adjusting stud II 23 penetrates through the pressing plate 21 and then is connected with the positioning nut II 25, the position of the positioning nut II 25 on the adjusting stud II 23 is adjusted, the length of the adjusting stud II 23 supporting the pressing plate 21 can be adjusted, the stable adjusting and positioning of the pressing plate 21 can be achieved through the two adjusting studs, the pressing plate 21 can be horizontally pressed on the upper end of the lithium battery shell, and stable pressing and positioning are achieved.
Moreover, the bottom of one end of the pressing plate 21 is provided with a positioning groove 211, the positioning groove 211 is connected with the adjusting stud I22 in a sliding guiding manner, and the positioning groove 211 can prevent the pressing plate 21 from rotating when the adjusting stud I22 is adjusted to influence the pressing position; one end of the pressing plate 21 is provided with a kidney-shaped hole 212 along the length direction, one end of the adjusting stud II 23 penetrates through the kidney-shaped hole 212 and then is connected with the positioning nut II 25, and when the position of the adjusting stud II 23 in the kidney-shaped hole 212 is adjusted, the adjusting stud I22 slides in the positioning groove 211 simultaneously, so that the length of the pressing plate 21 extending into the middle of the positioning base 1 can be adjusted, and the pressing positioning device is suitable for pressing and positioning lithium battery shells of various sizes.
In addition, one end of the pressing plate 21 extending into the middle of the positioning base 1 is provided with a pressing head 213 extending downwards, so as to press the lithium battery shell conveniently.
In addition, the middle part of the positioning base 1 is provided with a strip-shaped groove 11 which is matched with the single lithium battery in a guiding mode, when the single lithium battery needs to be positioned, the single lithium battery is placed into the strip-shaped groove 11, the lithium battery is enabled to be tightly leaned on one stop block 3, the single lithium battery can be tightly squeezed and positioned through the two telescopic adjusting parts 4, then the top surface pressing component is adjusted to tightly press and position the upper end of the single lithium battery, the clamping and positioning of the single lithium battery are achieved, the explosion-proof valve on the single lithium battery and the welding time of the cover plate can be achieved, and the universality of welding and positioning is improved.
The method for positioning the lithium battery shell by using the welding fixture comprises the following steps: firstly, a lithium battery shell is placed in the middle of a positioning base 1, and two adjacent side surfaces of the lithium battery shell are respectively contacted with two stop blocks 3; then, the handles 43 in the two groups of telescopic adjusting parts 4 are respectively adjusted, so that the screw rod 42 drives the jacking block 44 to move, the other two adjacent side surfaces of the lithium battery shell are abutted, and the jacking positioning of the periphery of the lithium battery shell is completed; and finally, the adjusting stud II 23 slides in the kidney-shaped hole 212 of the pressing plate 21, the pressing position of the pressing head 213 at the end part of the pressing plate 21 on the horizontal plane is adjusted, the positioning nut II 25 is screwed to adjust the position of the pressing head 213 on the adjusting stud II 23, so that the pressing position of the pressing head 213 in the vertical direction is adjusted, after the adjustment is completed, the positioning nut I24 is screwed to adjust the length of the adjusting stud I22 extending out of the positioning base 1, the pressing plate 21 is horizontally pressed on the upper end of the lithium battery shell, and the positioning of the lithium battery shell is completed.
To sum up, this welding jig overall structure is simple, and low in manufacturing cost is applicable to the welding position of lithium cell casing and single lithium cell, and the commonality is good, and the location is stable, and the flexible operation is convenient, has satisfied the high efficiency and the nimble requirement of lithium cell small batch welding production.
The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.
Claims (9)
1. The utility model provides a lithium battery welding jig, its characterized in that compresses tightly subassembly (2) including location base (1), the spacing subassembly in top and top surface, the connection can be dismantled on the workstation in location base (1), the circumference of location base (1) is provided with the spacing subassembly in top and the top surface compresses tightly subassembly (2), the spacing subassembly in top with lithium cell casing's crowded tight location all around, the top surface compress tightly subassembly (2) with lithium cell casing's up end compresses tightly the location.
2. The lithium battery welding jig of claim 1, characterized in that: the top stop limiting assembly comprises two stop blocks (3) and telescopic adjusting parts (4), the two stop blocks (3) are perpendicular to each other, the two stop blocks (3) are abutted to two adjacent side faces of the lithium battery shell, the telescopic adjusting parts (4) are arranged in two groups and perpendicular to each other, and the two groups of telescopic adjusting parts (4) are abutted to the other two adjacent side faces of the lithium battery shell.
3. The lithium battery welding jig of claim 2, characterized in that: the telescopic adjusting part (4) comprises an installation base (41), a screw rod (42), a handle (43) and a jacking block (44), the installation base (41) is in threaded connection with the screw rod (42), one end of the screw rod (42) is connected with the handle (43), and the other end of the screw rod (42) is connected with the jacking block (44).
4. The lithium battery welding jig of claim 3, characterized in that: the tight piece (44) in top includes screw rod section (441) and top tight dish (442), lead screw (42) tip is provided with the screw hole, the screw hole with screw rod section (441) threaded connection, the end connection of screw rod section (441) top tight dish (442), top tight dish (442) and the tight contact in side top of lithium cell casing.
5. The lithium battery welding jig of any one of claims 1 to 4, characterized in that: the top surface pressing component (2) is provided with a plurality of top stop limiting components.
6. The lithium battery welding jig of claim 5, characterized in that: the top surface pressing assembly (2) comprises a pressing plate (21), an adjusting stud I (22) and an adjusting stud II (23), the adjusting stud I (22) penetrates through the positioning base (1) and then is connected with one end of the pressing plate (21), and a positioning nut I (24) is mounted on the adjusting stud I (22) between the positioning base (1) and the pressing plate (21); one end of the adjusting stud II (23) is fixedly connected with the positioning base (1), and the other end of the adjusting stud II (23) penetrates through the pressing plate (21) and then is connected with the positioning nut II (25).
7. The lithium battery welding jig of claim 6, characterized in that: a positioning groove (211) is formed in the bottom of one end of the pressing plate (21), and the positioning groove (211) is connected with the adjusting stud I (22) in a sliding and guiding mode; one end of the pressing plate (21) is provided with a kidney-shaped hole (212) along the length direction of the pressing plate, and one end of the adjusting stud II (23) penetrates through the kidney-shaped hole (212) and then is connected with the positioning nut II (25).
8. The lithium battery welding jig of claim 6, characterized in that: one end of the pressing plate (21) extending into the middle of the positioning base (1) is provided with a pressing head (213) extending downwards.
9. The lithium battery welding jig of claim 1, characterized in that: the middle part of the positioning base (1) is provided with a strip-shaped groove (11) which is matched with the single lithium battery in a guiding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120239147.1U CN214641353U (en) | 2021-01-28 | 2021-01-28 | Lithium battery welding clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120239147.1U CN214641353U (en) | 2021-01-28 | 2021-01-28 | Lithium battery welding clamp |
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| Publication Number | Publication Date |
|---|---|
| CN214641353U true CN214641353U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120239147.1U Active CN214641353U (en) | 2021-01-28 | 2021-01-28 | Lithium battery welding clamp |
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| CN (1) | CN214641353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953754A (en) * | 2021-11-26 | 2022-01-21 | 湖南联诚轨道装备有限公司 | Welding positioning device |
-
2021
- 2021-01-28 CN CN202120239147.1U patent/CN214641353U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953754A (en) * | 2021-11-26 | 2022-01-21 | 湖南联诚轨道装备有限公司 | Welding positioning device |
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