CN215933771U

CN215933771U - PCB adjusting device and formation clamp

Info

Publication number: CN215933771U
Application number: CN202121471300.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Guangdong Lyric Robot Automation Co Ltd
Current assignee: Guangdong Lyric Robot Automation Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-03-01
Anticipated expiration: 2031-06-30

Abstract

The utility model relates to a PCB (printed circuit board) adjusting device and a formation clamp, which comprise a mounting block, a first adjusting mechanism and a second adjusting mechanism, wherein the first adjusting mechanism comprises a first sliding block connected with the mounting block in a sliding manner, and the first sliding block is connected with a PCB; the second adjusting mechanism comprises a second sliding block connected with the mounting block in a sliding mode and a pushing block connected with the second sliding block, and the pushing block is located below the PCB and abutted to the PCB; the mounting block is provided with a positioning column, the push block is provided with a guide groove matched with the positioning column, and the guide groove is obliquely arranged. The utility model can simultaneously realize the adjustment of different directions of the PCB so as to improve the applicability of the PCB, and meanwhile, the arrangement of the positioning column and the guide groove can play a certain limiting role on the push block, so that the push block moves more stably, the push block can be effectively prevented from upwarping, the influence on a battery cell is reduced, and the quality of the battery cell is improved.

Description

PCB adjusting device and formation clamp

Technical Field

The utility model relates to the field of battery cell processing, in particular to a PCB adjusting device and a formation clamp.

Background

During the formation process of the battery cell, pressing force needs to be applied to the battery cell, and charging and discharging are carried out simultaneously. The charging and discharging process is usually that the lug of the battery cell is connected with the PCB, and the PCB is used for charging and discharging. When the automatic formation is carried out, the electric core needs to be clamped by a clamp, and meanwhile, the PCB needs to be in close contact with the lug so as to keep the electric connection reliability. However, since the sizes of the battery cells of different products are not consistent, and the positions of the tabs are also inconsistent, the position of the PCB board needs to be adjusted according to the positions of the battery cell tabs with different sizes, so as to ensure the stability of the PCB board and the battery cell tabs. The conventional PCB adjusting device can only adjust the PCB in a single direction, has a single adjusting mode and is difficult to adapt to the battery cell tabs of different models.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a PCB adjusting apparatus and a formation jig for solving the above technical problems.

The purpose of the utility model is realized by the following technical scheme:

a PCB adjusting device comprises an installation block, a first adjusting mechanism and a second adjusting mechanism, wherein the first adjusting mechanism comprises a first sliding block connected with the installation block in a sliding mode, and the first sliding block is connected with a PCB; the second adjusting mechanism comprises a second sliding block in sliding connection with the mounting block and a pushing block connected with the second sliding block, and the pushing block is abutted to the PCB; one of the mounting block and the pushing block is provided with a positioning column, the other one is provided with a guide groove matched with the positioning column, and the guide groove is obliquely arranged.

Furthermore, the ejector pad is provided with an inclined plane, and the inclined angle of the inclined plane is the same as that of the guide groove.

Furthermore, the push block is connected with the second sliding block through a connecting sheet, one end of the connecting sheet is fixedly connected with the second sliding block, and the other end of the connecting sheet is used for supporting the push block and is movably connected with the push block.

Furthermore, be equipped with the spout on the installation piece, the spout is followed extend in the length direction of installation piece, first slider be equipped with spout assorted first slip table, the second slider be equipped with spout assorted second slip table.

Furthermore, a first driving column is arranged on the first sliding block, and the number of the first driving columns is at least two.

Furthermore, a second driving column is arranged on the second sliding block, and the number of the second driving columns is at least two.

Furthermore, the first sliding block is elastically connected with the PCB.

The utility model provides a become anchor clamps, includes PCB board adjusting device and PCB board, briquetting and mounting panel, PCB board adjusting device and briquetting are located on the mounting panel, PCB board adjusting device, PCB board and briquetting are two.

Furthermore, the mounting plate comprises a heating plate, a laminated plate and a heat insulation plate which are arranged in sequence, and a clamping groove matched with the pushing block is formed in the laminated plate.

Furthermore, the left and right sides of plywood all is equipped with the connecting block, be equipped with mounting hole and pilot pin on the connecting block, the pilot pin cover is equipped with the elastic component.

Compared with the prior art, the utility model has the beneficial effects that:

according to the PCB adjusting device, the first sliding block can drive the PCB to move along the length direction of the mounting block, so that the lap joint area on the PCB can correspond to the electric core lug; the second sliding block drives the push block to move, and the push block can move along the thickness direction of the installation block while moving along the length direction of the installation block under the action of the positioning column and the guide groove, so that the PCB is driven to be close to and tightly attached to the electrode lugs of the battery cell.

According to the formation clamp, two PCB adjusting devices and two pressing blocks corresponding to the PCB adjusting devices are arranged on the mounting plate, so that two battery cores can be placed on one mounting plate at the same time, and the formation efficiency is improved.

Drawings

Fig. 1 is a schematic view of an overall structure of a formation jig according to an embodiment of the present invention.

Fig. 2 is an exploded view of a portion of the structure of fig. 1.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of a second adjustment mechanism according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of another angle of the second adjusting mechanism according to the embodiment of the utility model.

Fig. 6 is a schematic structural diagram of a first adjusting mechanism according to an embodiment of the present invention.

Reference numerals: 1-mounting a block; 11-a positioning post; 12-a chute; 2-a first adjustment mechanism; 21-a first slider; 22-a first drive column; 23-a first slide; 3-a second adjustment mechanism; 31-a second slider; 32-a push block; 321-a guide groove; 33-connecting sheets; 34-a second drive column; 4-a PCB board; 5, mounting a plate; 51-a heating plate; 52-layer plate; 521-a card slot; 53-a heat insulation plate; 6-briquetting; 7-connecting blocks; 71-mounting holes; 72-a positioning needle; 73-an elastic member; 8-temperature probe; 9-a guide.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and the accompanying drawings.

Referring to fig. 1-6, a preferred embodiment of the present invention is shown.

Referring to fig. 1-4, a PCB adjusting apparatus includes a mounting block 1, a first adjusting mechanism 2 and a second adjusting mechanism 3, wherein the first adjusting mechanism 2 includes a first slider 21 slidably connected to the mounting block 1, and the first slider 21 is connected to a PCB; the second adjusting mechanism 3 comprises a second sliding block 31 connected with the mounting block 1 in a sliding manner and a pushing block 32 connected with the second sliding block 31, and the pushing block 32 is positioned below the PCB and abutted against the PCB; one of the mounting block 1 and the pushing block 32 is provided with a positioning column 11, and the other is provided with a guide groove 321 matched with the positioning column 11, in a specific embodiment, the mounting block 1 is provided with the positioning column 11, the pushing block 32 is provided with the guide groove 321 matched with the positioning column 11, and the guide groove 321 is obliquely arranged. In the embodiment, the first sliding block 21 can drive the PCB plate to move along the length direction of the mounting block 1, so that the overlapping area on the PCB plate can correspond to the battery cell tab; drive the removal of ejector pad 32 through second slider 31, and ejector pad 32 is under reference column 11 and guide slot 321's effect, make ejector pad 32 can also remove along its thickness direction when removing along 1 length direction of installation piece, thereby it is close to and pastes tight electric core utmost point ear to drive the PCB board, therefore, this embodiment can realize the regulation in PCB board different positions simultaneously, in order to improve its suitability, and simultaneously, reference column 11 and guide slot 321's setting can also play certain limiting displacement to ejector pad 32, it is more stable to make it remove, can effectively prevent upwarp of ejector pad 32, reduce the influence to electric core, improve electric core quality.

Referring to fig. 4, the pushing block 32 of the present embodiment is provided with an inclined surface, an inclined angle of the inclined surface is the same as that of the guide groove 321, that is, the pushing block 32 is of a wedge-shaped structure, the inclined surface is arranged to match with the mounting plate 5 in the formation fixture, the pushing block 32 contacts with the mounting plate 5 when moving, at this time, the mounting plate 5 also plays a certain supporting and limiting role on the pushing block 32, and under the combined action of the mounting plate 5 and the guide groove 321, the pushing block 32 can move more stably.

Referring to fig. 5, in the present embodiment, the pushing block 32 is connected to the second sliding block 31 through a connecting piece 33, one end of the connecting piece 33 is fixedly connected to the second sliding block 31, and the other end is used for supporting the pushing block 32 and movably connected to the pushing block 32. The connecting sheet 33 can be an integrally bent metal sheet, and aims to effectively save space and ensure the connection stability of the two. One end of the metal sheet is inserted on the push block 32 and used for supporting the push block 32, and the metal sheet is movably connected with the push block 32. When the second slider 31 drives the pushing block 32 to move, the pushing block 32 moves along the length and thickness direction of the mounting block 1 under the action of the positioning column 11 and the guide groove 321, so as to push the PCB plate, and the PCB plate is close to or far away from the battery cell tab.

Referring to fig. 2, 5 and 6, in the present embodiment, the mounting block 1 is provided with a sliding groove 12, the sliding groove 12 extends along the length direction of the mounting block 1, the first sliding block 21 is provided with a first sliding table 23 matched with the sliding groove 12, and the second sliding block 31 is provided with a second sliding table matched with the sliding groove 12. The first sliding table 23 and the second sliding table can slide along the sliding groove 12, and the first sliding table 23 and the second sliding table are arranged at intervals. It should be noted that the connection between the first slider 21 and the PCB is an elastic connection. Therefore, the PCB is always under the action of elasticity, good stability of the PCB is ensured, the pushing block 32 can be always attached tightly, and the effective resetting effect of the PCB can be ensured.

Referring to fig. 5 and 6, in the present embodiment, the first slider 21 is provided with at least two first driving pillars 22, and the first driving pillars 22 are spaced apart from each other. The second slider 31 is provided with at least two second driving columns 34, and the second driving columns 34 are arranged at intervals. The first drive post 22 and the second drive post 34 are provided to facilitate connection to a drive mechanism and to facilitate automated adjustment of the PCB.

Referring to fig. 1 and 2, a formation fixture includes a PCB adjusting device, a PCB 4, a pressing block 6 and an installation plate 5, the PCB adjusting device and the pressing block 6 are disposed on the installation plate 5, and the number of the PCB adjusting device and the pressing block 6 is two. Specifically, the PCB adjusting device is arranged on the left side and the right side of the mounting plate 5 in a central symmetry manner, and the pressing block 6 corresponds to the PCB 4. The formation clamp of this embodiment needs two at least cooperations to use, places electric core on one of them mounting panel 5 that becomes the clamp to press from both sides tight electric core under another effect that becomes the clamp, then through the position of PCB board adjusting device adjustment PCB board 4, make PCB board 4 can adapt to the position of electric core utmost point ear, and compress tightly utmost point ear under another cooperation that becomes briquetting 6 in the clamp, thereby can effectively avoid bending of utmost point ear to warp.

The two PCB boards 4 of the present embodiment are respectively located on two opposite surfaces of the mounting board 5, wherein one of the two PCB boards is located above the left side of the mounting board 5, and the other PCB board is located below the right side of the mounting board 5; in contrast, one of the two pressing blocks 6 is located below the left side of the mounting plate 5, and the other is located above the right side of the mounting plate 5. The benefit of doing so lies in, an electric core can be connected to a PCB board 4, two electric cores can be placed to anchor clamps promptly, two electric core bilateral symmetry, consequently when two change into anchor clamps combined action and carry electric core, can effectively keep PCB board 4 and briquetting 6 to push down the homogeneity of utmost point ear, reduce the influence of buckling to utmost point ear, and two PCB boards 4 if lie in mounting panel 5 with one during side, then the requirement is higher to utmost point ear position, generally require utmost point ear to be in the position placed in the middle of electric core thickness direction, this embodiment does not have the requirement to the position of electric core utmost point ear, need not require utmost point ear to lie in the intermediate position of electric core thickness direction promptly, its suitability is higher.

It should be noted that, the pressing blocks 6 of this embodiment are plural, the pressing blocks 6 are arranged in a linear manner, the connection between the pressing blocks 6 and the mounting plate 5 is elastic, and can be realized by metal springs or elastic rubber, and the rigid impact on the pressing blocks 6 and the PCB 4 when the tabs are clamped can be effectively reduced by the arrangement.

Referring to fig. 2, the mounting plate 5 includes a heating plate 51, a layer plate 52 and a heat insulation plate 53, which are sequentially disposed, and a slot 521 is disposed on the layer plate 52 and matches with the pushing block 32. The heating plate 51 is used for heating the battery core to control the temperature of the battery core, and the temperature probe 8 is arranged on the laminated plate 52, so that the temperature is conveniently and accurately controlled. The heat insulating plate 53 can be a silica gel pad, the preferable silica of its composition, certainly also can use other insulation materials, and the heat insulating plate 53 plays certain thermal-insulated effect, becomes anchor clamps and when a plurality of pile up the use, has one side of heat insulating plate 53 and plays thermal-insulated effect, conveniently carries out accurate accuse temperature to single electric core, alleviates the influence of the hot plate on the adjacent anchor clamps. The laminate 52 is also provided with a temperature probe 8 for detecting the temperature of the cell, and a guide 9 for facilitating the installation of the cell.

The left side and the right side of plywood 52 all are equipped with connecting block 7, are equipped with mounting hole 71 and pilot pin 72 on the connecting block 7, and the pilot pin 72 cover is equipped with elastic component 73. The mounting holes 71 are provided to facilitate mounting of the jig. The elastic piece 73 is preferably a metal spring, and when a plurality of formation clamps are mounted in a stacked mode, the mounting accuracy is low, so that the positioning accuracy of the clamps is further improved by arranging the positioning pins 72, and meanwhile, the elastic piece 73 sleeved on the positioning pins 72 can prevent the positioning pins 72 from being damaged and separated, so that the use safety is improved, and meanwhile, the elastic piece 73 also has a certain buffering effect and prevents two adjacent formation clamps from generating severe rigid impact.

In the description of the present invention, it is to be understood that terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate orientations or positional relationships, are used based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and for the simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. The PCB adjusting device is characterized by comprising a mounting block (1), a first adjusting mechanism (2) and a second adjusting mechanism (3), wherein the first adjusting mechanism (2) comprises a first sliding block (21) which is connected with the mounting block (1) in a sliding manner, and the first sliding block (21) is connected with a PCB (4); the second adjusting mechanism (3) comprises a second sliding block (31) connected with the mounting block (1) in a sliding mode and a pushing block (32) connected with the second sliding block (31), and the pushing block (32) is abutted to the PCB (4); one of the mounting block (1) and the pushing block (32) is provided with a positioning column (11), the other one is provided with a guide groove (321) matched with the positioning column (11), and the guide groove (321) is obliquely arranged.

2. The PCB adjusting device of claim 1, wherein the push block (32) is provided with an inclined surface having the same inclination angle as the guide groove (321).

3. The PCB adjusting device of claim 1, wherein the push block (32) is connected with the second sliding block (31) through a connecting piece (33), one end of the connecting piece (33) is fixedly connected with the second sliding block (31), and the other end is used for supporting the push block (32) and movably connected with the push block (32).

4. The PCB adjusting device according to claim 1, wherein the mounting block (1) is provided with a sliding groove (12), the sliding groove (12) extends along the length direction of the mounting block (1), the first sliding block (21) is provided with a first sliding table (23) matched with the sliding groove (12), and the second sliding block (31) is provided with a second sliding table (35) matched with the sliding groove (12).

5. The PCB adjusting device of claim 4, wherein the first slider (21) is provided with at least two first driving columns (22), and the first driving columns (22) are arranged at intervals.

6. The PCB adjusting device of claim 4, wherein the second slider (31) is provided with at least two second driving columns (34), and the second driving columns (34) are arranged at intervals.

7. A PCB board adjustment device according to claim 1, wherein the connection between the first slider (21) and the PCB board (4) is a resilient connection.

8. A formation jig, comprising a PCB board adjustment device according to any one of claims 1 to 7, and a PCB board (4), a pressing block (6) and a mounting plate (5), wherein the PCB board adjustment device and the pressing block (6) are arranged on the mounting plate (5), and the number of the PCB board adjustment device, the PCB board and the pressing block (6) is two.

9. The formation clamp according to claim 8, wherein the mounting plate (5) comprises a heating plate (51), a layer plate (52) and a heat insulation plate (53) which are arranged in sequence, and a clamping groove (521) matched with the push block (32) is formed in the layer plate (52).

10. The formation fixture as claimed in claim 9, wherein the laminate (52) is provided with connecting blocks (7) on both left and right sides thereof, the connecting blocks (7) are provided with mounting holes (71) and positioning pins (72), and the positioning pins (72) are sleeved with elastic members (73).