CN220498034U - Be used for lithium cell group welded automatic point welding machine - Google Patents
Be used for lithium cell group welded automatic point welding machine Download PDFInfo
- Publication number
- CN220498034U CN220498034U CN202321276479.2U CN202321276479U CN220498034U CN 220498034 U CN220498034 U CN 220498034U CN 202321276479 U CN202321276479 U CN 202321276479U CN 220498034 U CN220498034 U CN 220498034U
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- China
- Prior art keywords
- pressing plate
- rotating seat
- welding
- spot welder
- lithium battery
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 55
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 28
- 230000000670 limiting effect Effects 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides an automatic spot welder for welding a lithium battery pack, which relates to the technical field of lithium battery pack assembly and comprises a spot welder welding head and a rotating seat, wherein the welding head comprises a welding head body and a welding head body: the rotary seat is used for neatly arranging lithium batteries, a T-shaped groove is formed in the rotary seat, conductive plates for connecting a plurality of battery anodes/cathodes are arranged in the T-shaped groove, a stop block is fixedly connected to one side of the rotary seat, a movable plate is arranged on the other side of the rotary seat in a sliding mode relative to the stop block, and a first pressing plate and a second pressing plate are arranged on the rotary seat: the first pressing plate and the second pressing plate are respectively arranged on two sides of the rotating seat and slide relative to the rotating seat, a plurality of hollow rings are respectively arranged on one sides of the first pressing plate and the second pressing plate towards the rotating seat in a penetrating mode, the rotating seat rotates 180 degrees, the top end and the bottom end of the battery are adjusted, people can conveniently pass through the hollow rings on the other pressing plate and the first pressing plate or the second pressing plate, the welding head of the spot welder passes through the hollow rings, and the battery is connected with the conductive sheet in the T-shaped groove in a spot welding mode.
Description
Technical Field
The utility model relates to the technical field of lithium battery pack assembly, in particular to an automatic spot welder for welding a lithium battery pack.
Background
The lithium battery can be applied to automobiles, and is usually provided with a plurality of battery cells which are connected in parallel to form a small module battery, then the plurality of module batteries formed by the parallel connection are connected in series, when the battery cells are connected in parallel, the plurality of battery cells are orderly arranged, and then a conductive sheet is connected with the plurality of arranged battery cells in a spot welding mode by using an electric welding machine.
However, in actual operation, after the spot welding connection of the positive electrodes or the negative electrodes of the plurality of battery cells is completed, the battery cells need to be turned over, and in the turning process, because the other electrode of the battery cells is not connected by the spot welding of the conducting strip, the battery cells are easy to disperse and disorder in the turning process, so that the separation and falling of the spot welding positions of the battery cells and the conducting strips connected by the spot welding are caused.
Disclosure of Invention
The utility model aims to solve the problem that the anode of a lithium battery cell is separated from a connected conducting plate due to the fact that the cathode of the lithium battery cell moves in the process of overturning the lithium battery cell after the anode of the lithium battery cell is connected with the conducting plate in a spot welding mode, and provides an automatic spot welding machine for welding a lithium battery pack.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: an automatic spot welder for welding lithium battery packs comprises a welding head of the spot welder;
a rotating seat: the rotary seat is used for neatly arranging lithium batteries, a T-shaped groove is formed in the rotary seat, conductive sheets for connecting the anodes/cathodes of the batteries are placed in the T-shaped groove, a stop block is fixedly connected to one side edge of the rotary seat, and a movable plate is arranged on the other side edge of one side of the rotary seat in a sliding manner relative to the stop block;
first and second platens: the first pressing plate and the second pressing plate are respectively arranged on two sides of the rotating seat and slide relative to the rotating seat, a plurality of hollow rings are respectively arranged on one sides of the first pressing plate and the second pressing plate, which face the rotating seat, in a penetrating way, the hollow rings are opposite to the anode/cathode of the battery, and the inner wall of each hollow ring is in sliding connection with the welding head of the spot welder.
Further: the rotary seat is located one side fixedly connected with a plurality of electric putter of dog, a plurality of electric putter's flexible end respectively with first clamp plate and second clamp plate fixed connection.
Further: the rotating seat is located at one side of the movable plate and fixedly connected with a plurality of limiting rods, the limiting rods penetrate through the movable plate, and one ends of the limiting rods are fixedly connected with connecting plates.
Further: the limiting rod is sleeved with a spring, one end of the spring is fixed with the connecting plate, and the other end of the spring is fixed with the movable plate.
Further: the rotating seat is arranged on the mounting block, and the rotating seat is positioned at the center of the side edge of the electric push rod and is rotationally connected with the surface of the mounting block.
Further: the outer wall of the hollow ring is in sliding connection with the inner wall of the T-shaped groove.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the utility model, a plurality of batteries are forced to be clamped on the rotating seat through the limiting effect of the movable plate and the stop block, one ends of the batteries are contacted with the conducting strips in the T-shaped grooves, then the other conducting strips are placed at the other ends of the batteries, the first pressing plate and the second pressing plate move towards the rotating seat until the hollow rings are abutted against the corresponding conducting strips, the welding heads of the spot welding machine are inserted through the hollow rings, the rotating seat rotates for 180 degrees to enable the upper and lower positions of the positive poles and the negative poles of the batteries to be adjusted, and further, people can conveniently spot-weld the conducting strips and the positive poles of the batteries through the hollow rings on the first pressing plate or rotate the rotating seat to enable the second pressing plate to be located above the first pressing plate, and then pass through the hollow rings on the second pressing plate again, so that the welding heads of the spot welding machine penetrate through the conducting strips in the T-shaped grooves, the battery cells are prevented from shaking in the overturning process, and further, the stability of the relative positions of the battery cells and the conducting strips is ensured.
2. According to the utility model, the T-shaped grooves are arranged in parallel, so that the battery cells are orderly arranged, the positions of the battery cells cannot shake during spot welding, the straightness of the battery cells after the spot welding is finished is ensured, and the subsequent installation cannot be influenced.
Drawings
Fig. 1 is a schematic perspective view illustrating an automatic spot welder for welding a lithium battery pack according to the present utility model;
FIG. 2 is a schematic view showing the bottom view of the automatic spot welder of FIG. 1 for welding a lithium battery pack according to the present utility model;
fig. 3 is a schematic cross-sectional view of the automatic spot welder of fig. 2 for welding a lithium battery pack according to the present utility model.
Legend description: 1. a first platen; 2. an electric push rod; 3. a rotating seat; 4. a stop block; 5. a conductive sheet; 6. a second pressing plate; 7. a mounting block; 8. a connecting plate; 9. a spring; 10. a limit rod; 11. a movable plate; 12. welding head of spot welder; 13. a T-shaped groove; 14. a hollow ring.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
1-3, an automatic spot welder for welding lithium battery packs includes a spot welder welding head 12;
swivel base 3: the rotating seat 3 is used for neatly arranging lithium batteries, a T-shaped groove 13 is formed in the rotating seat 3, a conductive sheet 5 for connecting a plurality of positive poles/negative poles of the batteries is arranged in the T-shaped groove 13, a stop block 4 is fixedly connected to one side edge of the rotating seat 3, and a movable plate 11 is arranged on the other side edge of the rotating seat 3 in a sliding manner relative to the stop block 4;
first platen 1 and second platen 6: the first pressing plate 1 and the second pressing plate 6 are respectively arranged on two sides of the rotary seat 3 and slide relative to the rotary seat 3, a plurality of hollow rings 14 are respectively arranged on one side of the first pressing plate 1 and the second pressing plate 6 facing the rotary seat 3 in a penetrating way, the hollow rings 14 are opposite to the anode/cathode of the battery, and the inner wall of each hollow ring 14 is in sliding connection with the welding head 12 of the spot welding machine.
In the scheme, the method comprises the following steps: selecting the batteries with the same number as the hollow rings 14 of the first pressing plate 1, placing the batteries on the rotating seat 3, sliding the batteries through the movable plate 11, enabling the batteries to be orderly clamped on the rotating seat 3 through the limit function of the stop block 4, enabling each battery to correspond to each hollow ring 14 independently, enabling one end of each battery to be in contact with the conducting plate 5 in the T-shaped groove 13, placing the other conducting plate 5 on the other end of each battery, moving the first pressing plate 1 and the second pressing plate 6 towards the rotating seat 3 until the plurality of hollow rings 14 are abutted against the corresponding conducting plates 5, enabling each hollow ring 14 to be located on the positive electrode/negative electrode of the corresponding battery, inserting the welding head 12 of the spot welding machine through the hollow rings 14 and being located on the positive electrode/negative electrode of the battery, realizing spot welding fixation of the conducting plates 5 and the battery, enabling the conducting plates 5 to be cut when one battery is detected to be damaged later, further realizing replacement of the damaged battery, and simultaneously not affecting the appearance of the batteries at other positions;
specifically, the spot welder welding head 12 is a spot welder head of an existing spot welder.
This embodiment is shown in fig. 3: a plurality of electric push rods 2 are fixedly connected to one side of the rotary seat 3, which is positioned on the stop block 4, and the telescopic ends of the electric push rods 2 are respectively fixedly connected with the first pressing plate 1 and the second pressing plate 6;
the electric push rods 2 adjacent to the first pressing plate 1 and the second pressing plate 6 are controlled separately, namely, the electric push rods 2 are telescopic, so that the first pressing plate 1 and the second pressing plate 6 contact the conductive sheet 5 at different moving speeds and are propped against the positive electrode/negative electrode of the battery.
This embodiment is shown in fig. 1: the rotating seat 3 is fixedly connected with a plurality of limiting rods 10 at one side of the movable plate 11, the limiting rods 10 penetrate through the movable plate 11, and one ends of the limiting rods 10 are fixedly connected with a connecting plate 8;
the limiting rod 10 is arranged so as to ensure that the movable plate 11 can only slide relative to the stop block 4.
This embodiment is shown in fig. 1: a spring 9 is sleeved on the limiting rod 10, one end of the spring 9 is fixed with the connecting plate 8, and the other end of the spring 9 is fixed with the movable plate 11;
the spring 9 is convenient for realizing elastic support of the movable plate 11, namely ensuring that the movable plate 11 is smoothly propped against the surface of the battery.
This embodiment is shown in fig. 3: the rotating seat 3 is arranged on the mounting block 7, and the rotating seat 3 is positioned at the center of the side edge of the electric push rod 2 and is rotationally connected with the surface of the mounting block 7;
the installation piece 7 that sets up is convenient for realize the position installation of roating seat 3 to after the battery top and the conducting strip 5 spot welding on the roating seat 3 are connected, rotate 180 degrees through roating seat 3, make the top and the bottom of battery change over, and then be convenient for personnel pass through another and first clamp plate 1 or the hollow ring 14 on the second clamp plate 6, let spot welder bonding tool 12 pass, and the conducting strip 5 in spot welding connection battery and the T type groove 13.
This embodiment is shown in fig. 1: the outer wall of the hollow ring 14 is in sliding connection with the inner wall of the T-shaped groove 13;
the hollow ring 14 is conveniently inserted into the T-shaped slot 13 and against the conductive sheet 5 in the T-shaped slot 13 so that the spot welder's welding head 12, when inserted, points directly onto the positive/negative electrode of the battery.
The working principle is that the batteries with the same number as the hollow rings 14 of the first pressing plate 1 are selected and placed on the rotating seat 3, then the batteries are slid through the movable plate 11, so that the batteries are orderly clamped on the rotating seat 3 through the limit function of the stop block 4, meanwhile, each battery corresponds to each hollow ring 14 independently, one end of each battery is in contact with the conducting plate 5 in the T-shaped groove 13, then the other conducting plate 5 is placed on the other end of the batteries, the first pressing plate 1 and the second pressing plate 6 move towards the rotating seat 3 until the plurality of hollow rings 14 are propped against the corresponding conducting plates 5, each hollow ring 14 is positioned on the positive electrode/negative electrode of the corresponding battery, the welding head 12 of the spot welding machine is inserted through the hollow ring 14 and is positioned on the positive electrode/negative electrode of the battery, the spot welding fixing of the conducting plate 5 and the battery is realized, after one end is welded, the rotating seat 3 is rotated 180 degrees, and the spot welding of the conducting plate 5 in the T-shaped groove 13 and the end face of the battery is realized through the hollow ring 14 on the other pressing plate.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. An automatic spot welder for welding a lithium battery pack, which is characterized in that: comprises a welding head (12) of a spot welder;
swivel mount (3): the lithium battery rotating device comprises a rotating seat (3), a plurality of battery anode/cathode conducting plates (5) and a movable plate (11), wherein the rotating seat (3) is used for orderly arrangement of lithium batteries, a T-shaped groove (13) is formed in the rotating seat (3), the conducting plates (5) for connecting the anode/cathode of the batteries are arranged in the T-shaped groove (13), a stop block (4) is fixedly connected to one side edge of the rotating seat (3), and the other side edge of the rotating seat (3) slides relative to the stop block (4);
a first pressing plate (1) and a second pressing plate (6): the first pressing plate (1) and the second pressing plate (6) are respectively arranged on two sides of the rotating seat (3) and slide relative to the rotating seat (3), one faces of the first pressing plate (1) and the second pressing plate (6) towards the rotating seat (3) are respectively penetrated and provided with a plurality of hollow rings (14), the hollow rings (14) are opposite to the positive electrode/the negative electrode of the battery, and the inner wall of each hollow ring (14) is in sliding connection with the welding head (12) of the spot welder.
2. The automatic spot welder for welding a lithium battery pack of claim 1, wherein: one side of roating seat (3) is located dog (4) fixedly connected with a plurality of electric putter (2), a plurality of flexible end of electric putter (2) respectively with first clamp plate (1) and second clamp plate (6) fixed connection.
3. The automatic spot welder for welding a lithium battery pack of claim 1, wherein: the rotary seat (3) is located one side of the movable plate (11) and fixedly connected with a plurality of limiting rods (10), the limiting rods (10) penetrate through the movable plate (11), and one ends of the limiting rods (10) are fixedly connected with connecting plates (8).
4. The automatic spot welder for welding a lithium battery pack of claim 3, wherein: the limiting rod (10) is sleeved with a spring (9), one end of the spring (9) is fixed with the connecting plate (8), and the other end of the spring is fixed with the movable plate (11).
5. The automatic spot welder for welding a lithium battery pack of claim 1, wherein: the rotating seat (3) is arranged on the mounting block (7), and the rotating seat (3) is positioned at the center of the side edge of the electric push rod (2) and is rotationally connected with the surface of the mounting block (7).
6. The automatic spot welder for welding a lithium battery pack of claim 1, wherein: the outer wall of the hollow ring (14) is in sliding connection with the inner wall of the T-shaped groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276479.2U CN220498034U (en) | 2023-05-24 | 2023-05-24 | Be used for lithium cell group welded automatic point welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276479.2U CN220498034U (en) | 2023-05-24 | 2023-05-24 | Be used for lithium cell group welded automatic point welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220498034U true CN220498034U (en) | 2024-02-20 |
Family
ID=89878716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321276479.2U Active CN220498034U (en) | 2023-05-24 | 2023-05-24 | Be used for lithium cell group welded automatic point welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220498034U (en) |
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2023
- 2023-05-24 CN CN202321276479.2U patent/CN220498034U/en active Active
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