CN219534803U

CN219534803U - Lug PCB briquetting assembly

Info

Publication number: CN219534803U
Application number: CN202320445616.4U
Authority: CN
Inventors: 黄剑波; 毛南旺; 杨波
Original assignee: Hubei Jingshi Electromechanical Technology Co ltd
Current assignee: Hubei Jingshi Electromechanical Technology Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-15
Anticipated expiration: 2033-03-10

Abstract

The utility model discloses a tab PCB (printed circuit board) press block assembly, which relates to the technical field of lithium battery testing equipment and comprises a plurality of groups of laminates, wherein the groups of laminates are arranged in parallel, one side of each laminate is fixedly provided with a PCB, the other side of each laminate is provided with a battery core press plate, the middle part of one side of each laminate, which is close to the PCB, is fixedly provided with a silica gel sheet, the battery core press plates are connected with the laminates through a plurality of groups of elastic components, the battery core press plates elastically slide along the vertical direction of the surface of each laminate through the support of the elastic components, and the two sides of a battery core are respectively clamped by the battery core press plates and the elastic components between two adjacent groups of laminates. According to the lug PCB pressing block assembly, the thickness of a clamping area between the battery core pressing plate and the silica gel sheet can be automatically adjusted according to different battery thicknesses, so that different battery thicknesses can be accommodated; the compatibility is greatly improved, and batteries with different thicknesses can be charged. Meanwhile, the parts for replacing the core are few, the cost is low, the speed is high, the degree of freedom is high, and the working efficiency is accelerated.

Description

Lug PCB briquetting assembly

Technical Field

The utility model relates to the technical field of lithium battery testing equipment, in particular to a lug PCB press block assembly.

Background

In the production process of the flexible package lithium ion battery, formation is a very important process, and at present, most of the flexible package lithium ion battery adopts hot-press formation integrated equipment in order to improve quality and efficiency. When the soft package lithium battery is subjected to formation test, the positive and negative electrode lugs of the battery are required to be tightly pressed on an electrified PCB (PrintedCircuit Board ) board through a pressing mechanism. In the battery formation process, the thickness of the different batteries is required due to the production and assembly requirements. The currently used tab PCB briquetting component is sometimes inapplicable due to the fact that the compatible thickness size is smaller or larger, and the engineering progress is affected; or the number of parts is too large when the model is changed, so that the working difficulty is increased. Therefore, a battery which can sufficiently satisfy the battery formation, can be compatible with a larger thickness dimension and is convenient to change the shape is needed.

Disclosure of Invention

The utility model aims to provide a lug PCB pressing block assembly so as to solve the defects in the prior art.

The utility model provides the following technical scheme: the utility model provides a utmost point ear PCB briquetting subassembly, including multiunit plywood, multiunit plywood parallel arrangement each other, one side fixed mounting of plywood has the PCB board, the opposite side of plywood is provided with the electricity core clamp plate, the middle part fixed mounting that the plywood is close to PCB board one side has the silica gel piece, the electricity core clamp plate passes through multiunit elastic component and is connected with the plywood, and the electricity core clamp plate and the silica gel piece between two adjacent groups of plywood press from both sides tight to the both sides of electric core respectively along the vertical direction elastic component's of plywood surface, and the PCB board is used for being connected with the utmost point ear of electric core, and then when in actual use, be close to each other through controlling two groups of plywood, can press from both sides tightly the electric core, and utilize the support of elastic component, put into anchor clamps when the battery, utmost point ear PCB briquetting subassembly can hold the thickness in the centre gripping region between electricity core clamp plate and the silica gel piece according to different battery thickness automatically regulated, thereby hold different battery thickness. The compatibility is greatly improved, and batteries with different thicknesses can be charged. Meanwhile, the number of parts for replacing the core is small, the cost is low, the speed is high, the battery with different thicknesses is convenient to replace, the degree of freedom is high, and the working efficiency is accelerated.

Preferably, the top of PCB board is provided with the backing plate, and the backing plate carries out auxiliary stay to electric core tab, and then supports the electric core with the help of the silica gel piece in step, can effectual improvement to the centre gripping protection of battery.

Preferably, one side of the battery cell pressing plate, which is close to the laminate, is fixedly connected with a plurality of connecting plates, the connecting plates are perpendicular to the laminate, guide grooves are formed in the connecting plates, guide bolts are fixedly arranged at positions, corresponding to the guide grooves, on the laminate, and the guide bolts are in sliding fit with the guide grooves, so that the battery cell pressing plate can be supported to be stably connected with the laminate, and the battery can be clamped without shaking.

Preferably, the elastic piece is a pressure spring, and two ends of the pressure spring are respectively connected with the cell pressing plate and the laminate, and the elastic pieces are uniformly distributed on the inner side of the cell pressing plate so as to provide uniform supporting force for the cell pressing plate.

Preferably, the sliding sleeve frames are arranged at the two ends of the laminate and are in sliding fit with the guide rods, so that the sliding sleeve frames can be jointly arranged on the guide rods of the same equipment, and the accurate sliding control of the laminate is realized.

In the technical scheme, the utility model has the technical effects and advantages that:

according to the utility model, the battery core can be clamped by controlling the two groups of laminates to be close to each other, and the thickness of the clamping area between the battery core pressing plate and the silica gel sheet can be automatically adjusted by the lug PCB pressing block assembly according to different battery thicknesses when the battery is placed in the clamp by utilizing the support of the elastic piece, so that different battery thicknesses can be accommodated. The compatibility is greatly improved, and batteries with different thicknesses can be charged. Meanwhile, the number of parts for replacing the core is small, the cost is low, the speed is high, the battery with different thicknesses is convenient to replace, the degree of freedom is high, and the working efficiency is accelerated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments will be briefly described below.

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a side view of the present utility model.

Fig. 3 is an enlarged view of the structure of the portion a of fig. 2 according to the present utility model.

Reference numerals illustrate:

1. a laminate; 11. a sliding sleeve frame; 2. a cell platen; 21. pressing a lug; 22. a connecting plate; 23. a guide groove; 3. a PCB board; 4. a backing plate; 5. a silicone sheet; 6. an elastic member.

Detailed Description

Examples

The utility model provides a lug PCB pressing block assembly shown in figures 1-3, which comprises a plurality of groups of laminates 1, wherein the groups of laminates 1 are arranged in parallel, one side of each laminate 1 is fixedly provided with a PCB 3, the other side of each laminate 1 is provided with a battery core pressing plate 2, the middle part of one side of each laminate 1, which is close to the PCB 3, is fixedly provided with a silica gel sheet 5, the battery core pressing plates 2 are connected with the laminates 1 through a plurality of groups of elastic pieces 6, the battery core pressing plates 2 elastically slide along the vertical direction of the surfaces of the laminates 1 through the support of the elastic pieces 6, the battery core pressing plates 2 and the silica gel sheets 5 between two adjacent groups of laminates 1 respectively clamp the two sides of a battery core, and the PCB 3 is used for being connected with the lugs of the battery core. The compatibility is greatly improved, and batteries with different thicknesses can be charged. Meanwhile, the number of parts for replacing the core is small, the cost is low, the speed is high, the battery with different thicknesses is convenient to replace, the degree of freedom is high, and the working efficiency is accelerated.

Further, in the above technical scheme, the top of the PCB 3 is provided with the pad 4, and the pad 4 supports the battery cell tab in an auxiliary manner, and then supports the battery cell by means of the silica gel sheet 5 synchronously, so that the clamping protection of the battery can be effectively improved.

Further, in the above technical scheme, one side of the battery cell pressing plate 2 close to the laminate 1 is fixedly connected with a plurality of connecting plates 22, the connecting plates 22 are perpendicular to the laminate 1, guide grooves 23 are formed in the connecting plates 22, guide bolts are fixedly arranged at positions, corresponding to the guide grooves 23, on the laminate 1 and are in sliding fit with the guide grooves 23, and then the battery cell pressing plate 2 can be supported to be stably connected with the laminate 1, so that the battery can be clamped without shaking.

Further, in the above technical scheme, the elastic member 6 is a pressure spring, and two ends of the pressure spring are respectively connected with the cell pressing plate 2 and the laminate 1, and the plurality of elastic members 6 are uniformly distributed on the inner side of the cell pressing plate 2, so as to provide uniform supporting force for the cell pressing plate 2.

Furthermore, in the above technical scheme, the sliding sleeve frame 11 is installed at the both ends of the laminate 1, and the sliding sleeve frame 11 is in sliding fit with the guide rod, so that a plurality of sliding sleeve frames 11 can be jointly installed on the guide rod of the same equipment, and accurate sliding control of a plurality of laminates 1 is realized.

Working principle: through controlling two sets of plywood 1 and being close to each other, can press from both sides tightly the electric core, and utilize the support of elastic component 6, put into anchor clamps when the battery, the thickness in the centre gripping region between utmost point ear PCB briquetting subassembly can be according to battery thickness automatic adjustment electric core clamp plate 2 and the silica gel piece 5 of difference to this holds different battery thickness. The compatibility is greatly improved, and batteries with different thicknesses can be charged. Meanwhile, the number of parts for replacing the core is small, the cost is low, the speed is high, the battery with different thicknesses is convenient to replace, the degree of freedom is high, and the working efficiency is accelerated.

Claims

1. The utility model provides a utmost point ear PCB briquetting subassembly, includes multiunit plywood (1), multiunit plywood (1) parallel arrangement each other, its characterized in that: one side of the laminate (1) is fixedly provided with a PCB (printed circuit board) 3, the other side of the laminate (1) is provided with a battery cell pressing plate (2), the middle part of the laminate (1) close to one side of the PCB (3) is fixedly provided with a silica gel sheet (5), the battery cell pressing plate (2) is connected with the laminate (1) through a plurality of groups of elastic components (6), the battery cell pressing plate (2) elastically slides along the vertical direction of the surface of the laminate (1) through the support of the elastic components (6), two adjacent groups of battery cell pressing plates (2) and the silica gel sheet (5) between the laminate (1) clamp the two sides of a battery cell respectively, and the PCB (3) is used for being connected with the lugs of the battery cell.

2. The tab PCB briquetting assembly of claim 1, wherein: the top of PCB board (3) is provided with backing plate (4), backing plate (4) support electric core tab.

3. The tab PCB briquetting assembly of claim 1, wherein: one side of electric core clamp plate (2) being close to plywood (1) fixedly connected with a plurality of connecting plates (22), connecting plate (22) perpendicular plywood (1) set up, guide slot (23) have been seted up in connecting plate (22), the position department fixed mounting that corresponds guide slot (23) on plywood (1) has guide bolt, guide bolt and guide slot (23) sliding fit.

4. A tab PCB briquetting assembly according to claim 3, characterised in that: the elastic pieces (6) are pressure springs, two ends of each pressure spring are respectively connected with the cell pressing plate (2) and the laminate (1), and the elastic pieces (6) are uniformly distributed on the inner side of the cell pressing plate (2).

5. The tab PCB briquetting assembly of claim 1, wherein: the two ends of the laminate (1) are provided with sliding sleeve frames (11), and the sliding sleeve frames (11) are in sliding fit with the guide rods.