CN214043765U

CN214043765U - Battery hot pressing becomes switching connection structure with tray

Info

Publication number: CN214043765U
Application number: CN202120219009.7U
Authority: CN
Inventors: 钱丽红
Original assignee: Dongguan Wei Sheng Mechanical Equipment Technology Co ltd
Current assignee: Shengda Intelligent Equipment Shenzhen Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-08-24
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses a battery hot pressing becomes with switching connection structure of tray, including tray body and switching PCB board, tray body's upper surface is equipped with two piece at least parallel arrangement's the formation PCB board, it is extended backward by preceding to become the PCB board, the front end that becomes the PCB board all is equipped with the switching link, tray body's front end is equipped with the switching socket of being electric connection respectively with the switching link that corresponds, the front end that becomes anchor clamps is located to the switching PCB board, be equipped with the golden finger switching portion that corresponds respectively with each switching socket on the switching PCB board, the switching socket is equipped with the golden finger slot that corresponds with golden finger switching portion, and during operation, tray body places on becoming anchor clamps, and the golden finger switching portion on the switching PCB board inserts in the golden finger slot of switching socket. The utility model arranges the switching PCB at the front end of the formation clamp, thereby improving the splicing efficiency; meanwhile, only the switching PCB needs to be replaced when the golden finger is damaged, and the production cost of an enterprise is reduced.

Description

Battery hot pressing becomes switching connection structure with tray

Technical Field

The utility model relates to a lithium ion battery production facility technical field, concretely relates to battery hot briquetting becomes switching connection structure with tray.

Background

In the production process of the lithium ion battery, hot pressing is an extremely important process. The hot pressing formation refers to the process of first charging and discharging of the battery after liquid injection under heating and pressurization, and has the main effects of forming a compact SEI film on the surface of a negative electrode through an electrochemical reaction in the first charging, simultaneously removing gas generated in the process of forming the SEI film, and preventing the battery from generating bad phenomena such as gas expansion and shell bulging.

Formation tray is the important component of battery hot pressing formation cabinet, and during the use, the battery clamping is on formation tray, utilizes the PCB board to be connected the positive and negative pole ear and the power test cabinet of battery and becomes. At present, the formation trays in the market are connected by arranging a golden finger at the rear end of a formation PCB board provided with a formation clamp and utilizing the golden finger and a slot, and due to the structure, the golden finger is arranged at the rear end of a formation clamp group, so that a worker is not easy to watch, inconvenient to use in an inserting manner, and unable to find out when the golden finger is not in place, the working efficiency is reduced, and the damage rate of a socket is increased; and, the gold finger is easily damaged after long-term use, and each formed PCB board needs to be replaced, resulting in an increase in production cost.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the disappearance that prior art exists, provide a battery hot pressing becomes with switching connection structure of tray, it can make things convenient for operating personnel to peg graft and use, improves work efficiency, reduces the manufacturing cost of enterprise.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a switching connection structure of a tray for hot pressing battery formation comprises a tray body and a switching PCB, the upper surface of the tray body is provided with at least two formed PCBs which are arranged in parallel and extend from front to back, the formed PCB board is provided with a plurality of groups of charging and discharging contact clamps, each group of charging and discharging contact clamps comprises a positive electrode contact clamp and a negative electrode contact clamp, the front ends of the formed PCBs are provided with switching connecting ends, the front end of the tray body is provided with switching sockets which are respectively and electrically connected with the corresponding switching connecting ends, the switching PCB board is arranged at the front end of the formation clamp, the switching PCB board is provided with golden finger switching parts respectively corresponding to the switching sockets, the adapter socket is provided with a golden finger slot corresponding to the golden finger adapter part, when the adapter socket works, the tray body is placed on the formation fixture, and the golden finger adapter part on the adapter PCB is inserted into the golden finger slot of the adapter socket.

As a preferred scheme, the adaptor connection end is provided with conductive connection holes corresponding to the charge-discharge contact clips one to one, the adaptor socket is provided with conductive contact pins corresponding to the conductive connection holes one to one, and the adaptor socket is inserted into the conductive connection holes through the conductive contact pins and electrically connected with the formation PCB.

As a preferred scheme, the golden finger switching part is provided with conductive contact pieces which are in one-to-one correspondence with the conductive contact pins on the switching socket, and the conductive contact pieces are inserted into the golden finger slots through the golden finger switching part and are electrically connected with the conductive contact pins.

As an optimal scheme, the adapter socket is fixedly arranged on the lower surface of the tray body, a through hole for exposing the adapter connecting end of the PCB is formed in the tray body, and the conductive contact pin on the adapter socket penetrates through the through hole and is inserted into the corresponding conductive connecting hole.

As an optimal scheme, be equipped with the aluminum layer board on the formation anchor clamps, the fixed lower surface of locating the aluminum layer board front end of switching PCB board, the front end of aluminum layer board is equipped with the groove of stepping down that corresponds with adapter socket, the golden finger switching portion on the switching PCB board stretches into forward in the groove of stepping down.

As a preferred scheme, the left end and the right end of the adapter PCB are provided with bonding wire ends for connecting with the battery formation cabinet, and the bonding wire ends are electrically connected with the battery formation cabinet through power lines.

As a preferred scheme, the formation PCBs are provided with four pieces, and placing positions for placing batteries to be formed are arranged between the formation PCBs.

As a preferable scheme, a tray handle is arranged at the front end of the tray body.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically speaking, through setting up the switching socket at the front end of tray body, set up switching PCB board at the front end of formation anchor clamps, set up golden finger switching portion on switching PCB board, thereby avoided the condition that can't find in the wrong place of grafting, it is more convenient when making the switching socket peg graft, the grafting efficiency is higher, and then promote the formation efficiency of battery; meanwhile, the golden finger is arranged on the switching PCB, when the golden finger is damaged, only the switching PCB needs to be replaced, and each formed PCB does not need to be replaced, so that the damage rate of the socket is reduced, and the production cost of an enterprise is reduced.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1 is an assembly diagram of an embodiment of the present invention;

FIG. 2 is a rear view block diagram of an embodiment of the present invention;

fig. 3 is a rear exploded view of an embodiment of the present invention;

fig. 4 is a structural diagram of an adapter socket according to an embodiment of the present invention;

fig. 5 is an enlarged schematic view at a in fig. 3.

The attached drawings indicate the following:

10. tray body 11, placing position 12 and tray handle

13. Charging and discharging contact clip 14, through hole 20, and PCB

21. Through connection terminal 22, conductive connection hole 30, through PCB

31. Welding wire end 32, golden finger switching part 33, conductive contact piece

40. Adapter socket 41, conductive pin 42 and golden finger slot

50. An aluminum laminate 51 and a relief groove.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplicity of description, and do not indicate or imply that the indicated position or element 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1-5, a switching connection structure of a tray for hot pressing battery formation comprises a tray body 10 and a switching PCB 30, wherein a tray handle 12 is disposed at the front end of the tray body 10, four parallel formed PCB boards 20 are disposed on the upper surface of the tray body 10, a placement position 11 for placing a battery to be formed is disposed between the formed PCB boards 20, the formed PCB boards 20 extend from front to back, a plurality of sets of charging and discharging contact clips 13 are mounted on the formed PCB boards 20, each set of charging and discharging contact clips 13 includes a positive electrode contact clip and a negative electrode contact clip, switching connection ends 21 are disposed at the front ends of the formed PCB boards 20, switching sockets 40 electrically connected with the corresponding switching connection ends 21 are disposed at the front end of the tray body 10, the switching PCB 30 is disposed at the front end of the formed clip, gold finger switching portions 32 corresponding to the switching sockets 40 are disposed on the switching PCB boards 30, the adapting connection end 21 is electrically connected with the gold finger adapting part 32 through the corresponding adapting socket 40. The utility model discloses in, each piece becomes and all is equipped with eight groups of charge-discharge contact clamps 13 on the PCB board 20, in the in-service use process, becomes the quantity of PCB board 20 to and the quantity that charge-discharge contact clamp 13 can set up as required.

Specifically, switching link 21 is equipped with the electrically conductive connecting hole 22 with charge-discharge contact presss from both sides 13 one-to-one, be equipped with the electrically conductive contact pin 41 with electrically conductive connecting hole 22 one-to-one on the adapter socket 40, adapter socket 40 inserts electrically conductive connecting hole 22 through electrically conductive contact pin 41 and becomes PCB board 20 electric connection, and during operation, electrically conductive contact pin 41 welded fastening becomes on PCB board 20. The golden finger switching part 32 is provided with conductive contact pieces 33 which are in one-to-one correspondence with the conductive contact pins 41 on the switching socket 40, the switching socket 40 is provided with golden finger slots 42 which are in correspondence with the golden finger switching part 32, and the conductive contact pieces 33 are inserted into the golden finger slots 42 through the golden finger switching part 32 and are electrically connected with the conductive contact pins 41. The left end and the right end of the adapter PCB 30 are provided with welding wire ends 31 used for being connected with the battery formation cabinet, and when the adapter PCB works, the welding wire ends 31 are electrically connected with the battery formation cabinet through power wires.

The utility model discloses in, adapter socket 40 is fixed locates the lower surface of tray body 10, be equipped with the through-hole 14 that supplies to become the switching link 21 of PCB board 20 and expose on the tray body 10, electrically conductive contact pin 41 on the adapter socket 40 passes through-hole 14 and inserts in the electrically conductive connecting hole 22 that corresponds. Become to be equipped with aluminium laminate 50 on the anchor clamps, the fixed lower surface of locating the 50 front ends of aluminium laminate of switching PCB board 30, the front end of aluminium laminate 50 is equipped with the groove 51 of stepping down that corresponds with adapter socket 40, golden finger switching portion 32 on the switching PCB board 30 stretches into forward in the groove 51 of stepping down, and the during operation, the adapter socket 40 on the tray body 10 moves into in the groove 51 of stepping down, golden finger switching portion 32 on the switching PCB board 30 inserts in the golden finger slot 42 and is connected with adapter socket 40.

In summary, the utility model discloses a set up the switching socket at the front end of tray body, set up switching PCB board at the front end of formation anchor clamps, set up golden finger switching portion on switching PCB board, thereby avoided the condition that can't find in the short-term grafting, make the switching socket more convenient when pegging graft, the grafting efficiency is higher, and then promote the formation efficiency of battery; meanwhile, the golden finger is arranged on the switching PCB, when the golden finger is damaged, only the switching PCB needs to be replaced, and each formed PCB does not need to be replaced, so that the damage rate of the socket is reduced, and the production cost of an enterprise is reduced.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a battery hot briquetting becomes with switching connection structure of tray which characterized in that: including tray body and switching PCB board, tray body's upper surface is equipped with two piece at least parallel arrangement's the formation PCB board, the formation PCB board is by preceding backward extension, it presss from both sides at multiunit charge-discharge contact to change to install on the PCB board, and every group charge-discharge contact presss from both sides all includes that positive pole contact presss from both sides and negative pole contact presss from both sides, the front end that changes into the PCB board all is equipped with the switching link, tray body's front end is equipped with the switching socket that changes the link difference electric connection with corresponding, the front end that becomes anchor clamps is located to the switching PCB board, be equipped with the golden finger switching portion that corresponds respectively with each switching socket on the switching PCB board, the switching socket is equipped with the golden finger slot that corresponds with golden finger switching portion, and during operation, tray body places on the formation anchor clamps, and the golden finger switching portion on the switching PCB board inserts in the golden finger slot of switching socket.

2. The transfer connection structure of the tray for thermal compression molding of the battery according to claim 1, characterized in that: the adapter is characterized in that the adapter connecting end is provided with conductive connecting holes in one-to-one correspondence with the charge-discharge contact clips, the adapter socket is provided with conductive contact pins in one-to-one correspondence with the conductive connecting holes, and the adapter socket is inserted into the conductive connecting holes through the conductive contact pins and is electrically connected with the formation PCB.

3. The transfer connection structure of the tray for thermal compression molding of the battery according to claim 2, characterized in that: the golden finger switching part is provided with conductive contact pieces which are in one-to-one correspondence with the conductive contact pins on the switching socket, and the conductive contact pieces are inserted into the golden finger slots through the golden finger switching part and are electrically connected with the conductive contact pins.

4. The transfer connection structure of the tray for thermal compression molding of the battery according to claim 3, wherein: the adapter socket is fixedly arranged on the lower surface of the tray body, a through hole for exposing the adapter connecting end of the PCB is formed in the tray body, and the conductive contact pin on the adapter socket penetrates through the through hole to be inserted into the corresponding conductive connecting hole.

5. The transfer connection structure of the tray for thermal compression molding of batteries according to claim 4, wherein: the forming fixture is provided with an aluminum layer plate, the switching PCB is fixedly arranged on the lower surface of the front end of the aluminum layer plate, the front end of the aluminum layer plate is provided with a yielding groove corresponding to the switching socket, and the golden finger switching part on the switching PCB extends forwards into the yielding groove.

6. The transfer connection structure of the tray for thermal compression molding of the battery according to claim 1, characterized in that: the left end and the right end of the switching PCB are provided with welding wire ends used for being connected with the battery formation cabinet, and the welding wire ends are electrically connected with the battery formation cabinet through power lines.

7. The transfer connection structure of the tray for thermal compression molding of the battery according to claim 1, characterized in that: the formation PCB is provided with four pieces, and a placing position for placing a battery to be formed is arranged between the formation PCBs.

8. The transfer connection structure of the tray for thermal compression molding of the battery according to claim 1, characterized in that: the front end of the tray body is provided with a tray handle.