CN216696411U

CN216696411U - Aging clamp

Info

Publication number: CN216696411U
Application number: CN202123158886.7U
Authority: CN
Inventors: 何金成; 成旺华; 陈可夫; 李建强
Original assignee: Shenzhen Zecheng Automation Machinery Co ltd
Current assignee: Shenzhen Zecheng Automation Machinery Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-06-07
Anticipated expiration: 2031-12-15

Abstract

The utility model provides an aging fixture, which comprises a connecting piece and at least two layers of fixture tables; the clamp tables are movably connected through a connecting piece, and the clamp tables are arranged in an overlapping mode; the clamp table comprises at least two clamp plates; at least two clamp plates are positioned in the same plane; the clamp plate comprises a positioning piece, a pressing piece, a detection area and a heating area; wherein, the number of the pressing pieces, the detection area and the heating area is even; the positioning pieces and the detection areas are respectively arranged on the opposite sides of the heating areas, and the positioning pieces are respectively arranged between the heating areas and between the detection areas; the detection area overlaps with compressing tightly the piece and sets up. The battery is clamped by the clamp table, so that the contact area of the battery can be increased, and the battery is prevented from being damaged; through setting up multilayer anchor clamps platform, can a plurality of batteries of centre gripping simultaneously to improve production efficiency.

Description

Aging clamp

Technical Field

The utility model relates to the technical field of aging fixtures, in particular to an aging fixture.

Background

The battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, and the lithium metal has very high requirements on the environment for processing, storage and use due to the very active chemical characteristics of the lithium metal, so that the lithium battery becomes the mainstream at present along with the development of scientific technology.

In the production and manufacturing process of the lithium battery, an aging process is carried out to strengthen quality management and avoid the possible problems of early failure or invalidation. In the aging process of the finished lithium battery, the quality and the efficiency of battery production are influenced by the clamp of the lithium battery.

At present, the clamps provided by equipment manufacturers mainly comprise crocodile clamps. The crocodile clip has small contact area with the battery, so the battery is easily damaged in the clamping process; and the number of the crocodile clips for clamping the batteries at one time is small, so that the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention has been developed to provide a burn-in jig that overcomes, or at least partially solves, the above-mentioned problems.

In order to solve the above problems, the present invention discloses an aging jig, comprising: the device comprises a connecting piece and at least two layers of clamp tables; the clamp tables are movably connected through the connecting piece, and are arranged in an overlapping mode;

the clamp table comprises at least two clamp plates; the at least two clamp plates are in the same plane;

the clamp plate comprises a positioning piece, a pressing piece, a detection area and a heating area; the number of the pressing pieces, the number of the detection areas and the number of the heating areas are even; the positioning pieces and the detection areas are respectively arranged on the opposite sides of the heating areas, and the positioning pieces are respectively arranged between the heating areas and between the detection areas; the detection area is overlapped with the pressing piece;

when clamping a battery, the battery is positioned between the clamp plates of the clamp tables of adjacent layers; the battery is respectively contacted with the heating areas of the clamp plates of the adjacent layers, the detection area is electrically connected with the lugs of the battery, and the pressing piece is contacted with the lugs of the battery.

Optionally, the clamp table comprises two clamp plates; the two clamp plates are in the same plane; the number of the pressing pieces, the number of the detection areas and the number of the heating areas are two respectively.

Optionally, the compression member is located below the detection zone.

Optionally, the heating area is provided with a silica gel heating plate.

Optionally, the silica gel heating plate comprises a heating element; the heating piece is arranged inside the silica gel heating plate.

Optionally, the heat generating member is a thermocouple.

Optionally, the detection area is provided with a circuit board.

Optionally, an elastic piece is arranged between the clamp tables of adjacent layers; the elasticity of the elastic part of the upper layer clamp table is smaller than that of the elastic part of the lower layer clamp table.

The utility model has the following advantages: through connecting piece and at least two layers of clamp tables; the clamp tables are movably connected through the connecting piece, and are arranged in an overlapping mode; the clamp table comprises at least two clamp plates; the at least two clamp plates are in the same plane; the clamp plate comprises a positioning piece, a pressing piece, a detection area and a heating area; the number of the pressing pieces, the number of the detection areas and the number of the heating areas are even; the positioning pieces and the detection areas are respectively arranged on the opposite sides of the heating areas, and the positioning pieces are respectively arranged between the heating areas and between the detection areas; the detection area is overlapped with the pressing piece; when clamping a battery, the battery is positioned between the clamp plates of the clamp tables of adjacent layers; the battery is respectively contacted with the heating areas of the clamp plates of the adjacent layers, the detection area is electrically connected with the lugs of the battery, and the pressing piece is contacted with the lugs of the battery. The battery is clamped by the clamping table, so that the contact area of the battery can be increased, and the battery is prevented from being damaged; through setting up the multilayer anchor clamps platform, it is a plurality of to centre gripping simultaneously to improve production efficiency.

Drawings

FIG. 1 is a schematic structural view of a burn-in jig of the present invention;

fig. 2 is a schematic structural diagram of a jig stage in the aging jig of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

One of the core concepts of the present invention is that by means of the connecting piece 112 and the at least two layers of gripper blocks 111; the clamp tables 111 are movably connected through the connecting piece 112, and the clamp tables 111 are arranged in an overlapping mode; the jig stage 111 includes at least two jig plates; the at least two clamp plates are in the same plane; the fixture plate comprises a positioning piece 117, a pressing piece 118, a detection area 114 and a heating area 116; wherein, the number of the pressing members 118, the detection area 114 and the heat generating area 116 is even; the positioning members 117 and the detection areas 114 are respectively arranged on opposite sides of the heat generating areas 116, and the positioning members 117 are respectively arranged between the heat generating areas 116 and between the detection areas 114; the detection area 114 is disposed to overlap the compression member 118; when clamping a battery 113, the battery 113 is positioned between the clamp plates of the clamp stations 111 of adjacent layers; the batteries 113 are respectively contacted with the heating areas 116 of the fixture plates of the adjacent layers, the detection areas 114 are electrically connected with the tabs of the batteries 113, and the pressing pieces 118 are contacted with the tabs of the batteries 113. The battery 113 is clamped by the clamp table 111, so that the contact area of the battery 113 can be increased, and the battery 113 is prevented from being damaged; by providing a plurality of layers of the jig stages 111, a plurality of the batteries 113 can be simultaneously clamped to improve the production efficiency.

Referring to fig. 1, a schematic structural diagram of an aging fixture of the present invention is shown, which may specifically include:

a connector 112 and at least two tiers of jig stations 111; the clamp tables 111 are movably connected through the connecting piece 112, and the clamp tables 111 are arranged in an overlapping mode;

the jig stage 111 includes at least two jig plates; the at least two clamp plates are in the same plane;

the fixture plate comprises a positioning piece 117, a pressing piece 118, a detection area 114 and a heating area 116; wherein, the number of the pressing members 118, the detection area 114 and the heat generating area 116 is even; the positioning members 117 and the detection areas 114 are respectively arranged on opposite sides of the heat generating areas 116, and the positioning members 117 are respectively arranged between the heat generating areas 116 and between the detection areas 114; the detection area 114 is disposed to overlap the compression member 118;

when clamping a battery 113, the battery 113 is positioned between the clamp plates of the clamp stations 111 of adjacent layers; the batteries 113 are respectively contacted with the heating areas 116 of the fixture plates of the adjacent layers, the detection areas 114 are electrically connected with the tabs of the batteries 113, and the pressing pieces 118 are contacted with the tabs of the batteries 113.

In the embodiment of the present application, the connection member 112 and the at least two-layered jig stage 111; the clamp tables 111 are movably connected through the connecting piece 112, and the clamp tables 111 are arranged in an overlapping mode; the jig stage 111 includes at least two jig plates; the at least two clamp plates are in the same plane; the fixture plate comprises a positioning piece 117, a pressing piece 118, a detection area 114 and a heating area 116; wherein, the number of the pressing members 118, the detection area 114 and the heat generating area 116 is even; the positioning members 117 and the detection areas 114 are respectively arranged on opposite sides of the heat generating areas 116, and the positioning members 117 are respectively arranged between the heat generating areas 116 and between the detection areas 114; the detection area 114 is disposed to overlap the compression member 118; when clamping a battery 113, the battery 113 is positioned between the clamp plates of the clamp stations 111 of adjacent layers; the batteries 113 are respectively contacted with the heating areas 116 of the fixture plates of the adjacent layers, the detection areas 114 are electrically connected with the tabs of the batteries 113, and the pressing pieces 118 are contacted with the tabs of the batteries 113. The battery 113 is clamped by the clamp table 111, so that the contact area of the battery 113 can be increased, and the battery 113 is prevented from being damaged; by providing a plurality of layers of the jig stages 111, a plurality of the batteries 113 can be simultaneously clamped to improve the production efficiency.

Next, the aging jig in the present exemplary embodiment will be further described.

In an embodiment of the present application, when clamping the battery 113, the battery 113 is located between the clamp plates of the clamp stages 111 of adjacent layers; that is, the battery 113 is located between the jig plate of the upper stage 111 and the jig plate of the lower stage 111. The battery 113 is in contact with the heating area 116 of the upper layer of the clamp plate and the heating area 116 of the lower layer of the clamp plate, so that the upper surface and the lower surface of the battery 113 are heated; the detection area 114 is electrically connected with a tab of the battery 113 so as to charge and discharge the battery 113 and realize detection during charging and discharging; the pressing member 118 contacts with the tab of the battery 113 to press down the battery 113, so as to ensure the electrical connection between the tab of the battery 113 and the detection region 114.

In an embodiment of the present application, the clamp station 111 includes two clamp plates; the two clamp plates are in the same plane; the number of the pressing member 118, the detection area 114 and the heat generating area 116 is two.

The jig stage 111 is a plate-shaped jig stage 111 so as to increase a contact area between the jig stage 111 and the battery 113.

In another embodiment of the present application, the jig plate further includes a mounting area provided with mounting holes through which the jig stage 111 can be mounted to other structures, such as a hold-down structure.

In an embodiment of the present application, the compression member 118 is located below the detection zone 114; the compressing part 118 of the clamp plate on the upper layer presses down the battery 113 on the clamp plate on the lower layer, so as to ensure that the tab of the battery 113 on the clamp plate on the lower layer is electrically connected with the detection area 114 on the clamp plate on the lower layer.

In an embodiment of the present application, the heating area 116 is provided with a silica gel heating plate.

As an example, the silica gel heating plate comprises a heating member; the heating piece is arranged inside the silica gel heating plate.

In one specific implementation, the heat generating component is a thermocouple 115; in one aspect, the thermocouple 115 heats the battery 113; on the other hand, the thermocouple 115 detects and monitors the internal temperature of the battery 113, so that abnormal temperature rise of the battery 113, which is bad in the charging and discharging detection process, and even fire can be prevented.

In an embodiment of the present application, the detection area 114 is provided with a circuit board.

In an embodiment of the present application, an elastic member is disposed between the fixture tables 111 of adjacent layers; the elastic force of the elastic member of the upper stage of the jig stage 111 is smaller than that of the elastic member of the lower stage of the jig stage 111.

In one embodiment, the clamping tables 111 of each layer are connected by chains (i.e., connecting members 112) to achieve uniform vertical spacing of the clamping tables 111 of each layer, so as to facilitate taking and placing the batteries 113. Every layer built-in 4 special square springs of mould (being elastic component) between the anchor clamps platform 111, and each layer the elasticity of the spring between anchor clamps platform 111 is different, promptly from last to down, the elasticity of spring crescent (because the superiors are for not having anchor clamps weight, only one deck anchor clamps weight on the second floor from top to bottom, and the lower floor then has 25 layers anchor clamps weight, consequently the elasticity of spring needs from last to bottom crescent), in order to offset anchor clamps platform 111 self weight with battery 113's weight makes every layer the pressure that battery 113 in the anchor clamps platform 111 received the push down is equal.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.

The aging jig provided by the utility model is described in detail, and the principle and the implementation mode of the utility model are explained by applying specific examples, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. An aging jig, comprising: the device comprises a connecting piece and at least two layers of clamp tables; the clamp tables are movably connected through the connecting piece, and are arranged in an overlapping mode;

when clamping a battery, the battery is positioned between the clamp plates of the clamp tables of adjacent layers; the battery is respectively contacted with the adjacent layers of the heating areas of the clamp plates, the detection area is electrically connected with the pole lugs of the battery, and the pressing piece is contacted with the pole lugs of the battery.

2. The burn-in fixture of claim 1, wherein the fixture table comprises two fixture plates; the two clamp plates are in the same plane; the number of the pressing pieces, the number of the detection areas and the number of the heating areas are two respectively.

3. The weathering fixture of claim 2 wherein the compression member is located below the detection zone.

4. The jig for aging according to claim 1, wherein the heat generating region is provided with a silica gel heat generating plate.

5. The aging jig of claim 4, wherein the silica gel heat generating plate comprises a heat generating member; the heating piece is arranged inside the silica gel heating plate.

6. The weathering fixture of claim 5 wherein the heat generating member is a thermocouple.

7. The degradation jig of claim 1, wherein the detection zone is provided with a circuit board.

8. The weathering fixture of claim 1 wherein an elastic member is disposed between adjacent layers of the fixture table; the elasticity of the elastic part of the upper layer clamp table is smaller than that of the elastic part of the lower layer clamp table.