CN213600863U - Square lithium ion core assembly rosin joint accredited testing organization - Google Patents
Square lithium ion core assembly rosin joint accredited testing organization Download PDFInfo
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- CN213600863U CN213600863U CN202022797858.9U CN202022797858U CN213600863U CN 213600863 U CN213600863 U CN 213600863U CN 202022797858 U CN202022797858 U CN 202022797858U CN 213600863 U CN213600863 U CN 213600863U
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- clamping jaw
- apron
- connecting rod
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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 discloses a square lithium ion core assembles rosin joint accredited testing organization, including location building block, mould, book core, utmost point ear, apron switching piece, apron, positioning mechanism, elevating system, the location building block is fixed in subaerial and fixes a position the mould, be equipped with in the mould the book core, it welds with utmost point ear to roll up the core, utmost point ear and apron switching piece weld, form utmost point ear welding point, the apron switching piece is in the apron below, positioning mechanism is in one side of rolling core, and is used for fixing a position the book core, elevating system is in the top of apron, makes the apron reciprocate; through the positioning mechanism and the lifting mechanism, the testing mechanism is more convenient, whether the cold welding exists between the tab and the winding core or not is conveniently tested, and the conditions of high missing detection rate, misjudgment and the like do not exist; the practical welding is carried out between the outgoing winding core and the pole lug, so that the problems that the later stage occurs at a client side and the use experience of a client is seriously influenced are avoided.
Description
Technical Field
The utility model relates to a square lithium ion rosin joint accredited testing organization field, concretely relates to square lithium ion core equipment rosin joint accredited testing organization.
Background
The square lithium ion battery cell as a green environment-friendly battery cell has the advantages of high working voltage, high specific energy, good cycle performance and the like, the production process is rapidly developed in recent years, the technology is more and more mature, the cost reduction and efficiency improvement requirements are more and more high, and the scrapping and the production quality of the battery cell are promoted to be controlled by a battery cell manufacturer. The assembly process of the square lithium ion core generally needs working procedures of lamination or winding, core matching, pre-welding of a tab, welding of a tab connecting sheet, bending of the tab and the like; wherein the phenomenon of insufficient soldering is easy to appear in the welding of the tab connecting sheet, which causes the condition of high internal resistance of the produced battery cell, causes the scrapping of the battery cell and increases the average cost of manufacturing a single battery cell. Leave the connection piece welding process of rolling up core utmost point ear and apron not to open in square lithium ion battery cell production process, the welding result needs detect, and if the bad electric core of welding circulation leads to the final bad of product to next process to increased the defective rate, the extravagant cost, if the bad electric core of welding flows in the customer end, influence company's image and customer and use experience. The prior art also has the following disadvantages: manual visual detection cannot realize full detection, the missing detection rate is high, and the misjudgment condition is easy to occur; the internal of the battery cell can be indirectly inferred only through parameters such as internal resistance and capacity after packaging, when the parameters are not obvious in early-stage representation, problems occur at a client terminal in the later stage, and the use experience of a client is seriously influenced.
Disclosure of Invention
According to the problem that the background art provided, the utility model provides a square lithium ion core equipment rosin joint accredited testing organization solves, it is right next the utility model discloses do further to explain.
A square lithium ion core assembly rosin joint testing mechanism comprises a positioning building block, a mold, a winding core, a pole lug, a cover plate adapter sheet, a cover plate, a positioning mechanism and a lifting mechanism, wherein the positioning building block is fixed on the ground and positions the mold;
preferably, the positioning mechanism comprises a winding core positioning clamp, a positioning clamp connecting rod and a positioning cylinder, the winding core positioning clamp is connected with the output end of the positioning cylinder, and the positioning clamp connecting rod is arranged on one side of the winding core positioning clamp;
preferably, the positioning clamp connecting rod is in the positive center of roll core positioning clamp one side, and more convenient the more accurate roll core positioning that makes. So that the winding core cannot move back and forth;
preferably, the lifting mechanism comprises a cover plate clamping jaw, a clamping jaw air cylinder, a clamping jaw connecting rod, a tension sensing digital display, a tension connecting rod control air cylinder and an equipment connector lifter; the cover plate clamping jaw is connected with the clamping jaw air cylinder, the clamping jaw connecting rod is used for bearing the cover plate clamping jaw and the tension sensing digital display, the tension sensing digital display is connected with the output end of the tension connecting rod control air cylinder, and the input end of the tension connecting rod control air cylinder is connected with the equipment connector lifter;
preferably, the cover plate clamping jaw is a groove clamping jaw; the cover plate and the cover plate clamping jaw are matched more tightly.
Preferably, the depth of the groove clamping jaw is 1-2 cm, and the height of the groove clamping jaw is 1-2 cm;
preferably, the clamping jaw connecting rod is a hydraulic connecting device, so that the cover plate can be stably lifted and lowered, and the lifting amplitude of the cover plate cannot be too large;
has the advantages that: compared with the prior art, the utility model has the advantages that the testing mechanism is more convenient through the positioning mechanism and the lifting mechanism, whether the false welding exists between the tab and the winding core can be conveniently tested, and the conditions of high missing detection rate, misjudgment and the like are avoided; the practical welding is carried out between the outgoing winding core and the pole lug, so that the problems that the later stage occurs at a client side and the use experience of a client is seriously influenced are avoided.
Drawings
FIG. 1: the utility model has a schematic structure;
in the figure: 1. positioning the building blocks; 2. a mold; 3. a winding core; 4. a tab; 5. a cover plate jaw; 6. a clamping jaw cylinder; 7. a jaw connecting rod; 8. a tension sensing digital display; 9. the tension connecting rod controls the cylinder; 10. an equipment connector riser; 11. a roll core positioning clamp; 12. a positioning clip connecting rod; 13. welding points of the tabs; 14. a cover plate adapter plate; 15. a cover plate; 16. and (5) positioning the air cylinder.
Detailed Description
A specific embodiment of the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a square lithium ion core equipment rosin joint accredited testing organization which characterized in that: the positioning building block is fixed on the ground and positions the mold, the winding core is arranged in the mold, the winding core is welded with the lug, the lug is welded with the cover plate switching sheet to form a lug welding point, the cover plate switching sheet is arranged below the cover plate, the positioning mechanism is arranged on one side of the winding core and used for positioning the winding core, and the lifting mechanism is arranged above the cover plate to enable the cover plate to move up and down;
the positioning mechanism comprises a winding core positioning clamp, a positioning clamp connecting rod and a positioning cylinder, the winding core positioning clamp is connected with the output end of the positioning cylinder, and the positioning clamp connecting rod is arranged on one side of the winding core positioning clamp;
the positioning clamp connecting rod is in the centre of the core positioning clamp one side, and more convenient the core positioning is more accurate. So that the winding core cannot move back and forth;
the lifting mechanism comprises a cover plate clamping jaw, a clamping jaw air cylinder, a clamping jaw connecting rod, a tension sensing digital display, a tension connecting rod control air cylinder and an equipment connector lifter; the cover plate clamping jaw is connected with the clamping jaw air cylinder, the clamping jaw connecting rod is used for bearing the cover plate clamping jaw and the tension sensing digital display, the tension sensing digital display is connected with the output end of the tension connecting rod control air cylinder, and the input end of the tension connecting rod control air cylinder is connected with the equipment connector lifter;
the cover plate clamping jaw is a groove clamping jaw, so that the cover plate is more tightly matched with the cover plate clamping jaw;
the depth of the groove clamping jaw is 1-2 cm, and the height of the groove clamping jaw is 1-2 cm;
the clamping jaw connecting rod is a hydraulic connecting device, so that the cover plate can be lifted and lowered more stably, and the lifting amplitude of the cover plate cannot be too large;
the working principle is as follows: firstly, an internal judgment program enters a testing mechanism, then a pole lug is welded with a cover plate adapter plate to form a pole lug welding point, and a welded roll core is placed in a die and slides to a positioning building block along with a sliding track so as not to move left and right; at the moment, the positioning cylinder is started, the winding core is pushed to the position right below the testing mechanism through the winding core positioning clamp and the positioning clamp connecting rod, and the winding core is fixed and cannot move back and forth; at the moment, the cover plate clamping jaw clamps the cover plate through the control clamping jaw air cylinder, the equipment connector lifter control mechanism slowly rises, the cover plate clamping jaw and the cover plate rise together, when the cover plate and the lug are welded and straightened, the tension sensing digital display displays tension, and when the left tension and the right tension reach set values or the cover plate clamping jaw and the cover plate rise to set heights, the cover plate clamping jaw stops rising; when the pulling force displayed by the pulling force sensing digital display exceeds a set value, the winding core and the pole lug are normally welded, the clamping jaw stops rising at the moment, and the equipment connector lifter controls the pulling force connecting rod to control the air cylinder, so that the clamping jaw connecting rod moves downwards and enters the next process flow; when the pulling force displayed by the pulling force sensing digital display does not exceed a set value, the cover plate clamping jaw is connected with the cover plate to ascend and continue to ascend, the height of the cover plate clamping jaw connected with the cover plate to ascend exceeds a set height, the winding core and the lug are welded in a rosin joint mode, the clamping jaw stops ascending at the moment, and the equipment connector lifter controls the pulling force connecting rod to control the air cylinder, so that the clamping jaw connecting rod moves downwards and returns to the previous process flow.
Compared with the prior art, the utility model has the advantages that the testing mechanism is more convenient through the positioning mechanism and the lifting mechanism, whether the false welding exists between the tab and the winding core can be conveniently tested, and the conditions of high missing detection rate, misjudgment and the like are avoided; the practical welding is carried out between the outgoing winding core and the pole lug, so that the problems that the later stage occurs at a client side and the use experience of a client is seriously influenced are avoided.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a square lithium ion core equipment rosin joint accredited testing organization which characterized in that: including location building block (1), mould (2), roll up core (3), utmost point ear (4), apron switching piece (14), apron (15), positioning mechanism, elevating system, location building block (1) is fixed in subaerial and location mould (2), be equipped with in mould (2) roll up core (3), roll up core (3) and utmost point ear (4) welding, utmost point ear (4) and apron switching piece (14) welding form utmost point ear welding point (13), apron switching piece (14) are in apron (15) below, positioning mechanism is in the one side of rolling up core (3) for the core is rolled up in the location, elevating system is in the top of apron (15) for the apron reciprocates.
2. The mechanism of claim 1, wherein the mechanism comprises: the positioning mechanism comprises a roll core positioning clamp (11), a positioning clamp connecting rod (12) and a positioning cylinder (16), the roll core positioning clamp (11) is connected with the output end of the positioning cylinder (16), and the positioning clamp connecting rod (12) is arranged on one side of the roll core positioning clamp (11).
3. The mechanism of claim 2, wherein the cold joint testing mechanism for assembling the square lithium ion battery cell is characterized in that: the positioning clamp connecting rod (12) is arranged in the center of one side of the winding core positioning clamp (11).
4. The mechanism of claim 1, wherein the mechanism comprises: the lifting mechanism comprises a cover plate clamping jaw (5), a clamping jaw air cylinder (6), a clamping jaw connecting rod (7), a tension sensing digital display (8), a tension connecting rod control air cylinder (9) and an equipment connector lifter (10); the improved cover plate clamping device is characterized in that the cover plate clamping jaw (5) is connected with the clamping jaw cylinder (6), the clamping jaw connecting rod (7) is used for connecting the cover plate clamping jaw (5) with the tension sensing digital display (8), the tension sensing digital display (8) is connected with the output end of the tension connecting rod control cylinder (9), and the input end of the tension connecting rod control cylinder (9) is connected with the equipment connector lifter (10).
5. The mechanism of claim 4, wherein the mechanism comprises: the cover plate clamping jaw (5) is a groove clamping jaw.
6. The mechanism of claim 5, wherein the mechanism comprises: the depth of the groove clamping jaw is 1-2 cm, and the height of the groove clamping jaw is 1-2 cm.
7. The mechanism of claim 4, wherein the mechanism comprises: the clamping jaw connecting rod (7) is a hydraulic connecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022797858.9U CN213600863U (en) | 2020-11-27 | 2020-11-27 | Square lithium ion core assembly rosin joint accredited testing organization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022797858.9U CN213600863U (en) | 2020-11-27 | 2020-11-27 | Square lithium ion core assembly rosin joint accredited testing organization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213600863U true CN213600863U (en) | 2021-07-02 |
Family
ID=76598580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022797858.9U Active CN213600863U (en) | 2020-11-27 | 2020-11-27 | Square lithium ion core assembly rosin joint accredited testing organization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213600863U (en) |
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2020
- 2020-11-27 CN CN202022797858.9U patent/CN213600863U/en active Active
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