Formation cold pressing mechanism

Abstract

The utility model discloses a formation cold pressing mechanism which is characterized in that a lifting cooling plate is vertically and movably connected between a first bearing plate and a second bearing plate, a plurality of extrusion structures are oppositely mounted at the top end of the lifting cooling plate, and a cooling water inlet, a first cooling water outlet, a second cooling water outlet and a third cooling water outlet are formed in the bottom end of the lifting cooling plate; a first cooling water channel, a second cooling water channel and a third cooling water channel are formed in the lifting cooling plate, the first lifting guide rail and the second lifting guide rail are vertically installed below the first bearing plate and the second bearing plate correspondingly, and the two sides of the lifting cooling plate are slidably connected with the inner side of the first lifting guide rail and the inner side of the second lifting guide rail correspondingly. Locking structures corresponding to the lifting cooling plates are installed on the outer sides of the first lifting guide rail and the second lifting guide rail. The cold pressing mechanism has a height adjusting function, adaptive adjustment can be carried out according to the height of the storage battery, and the application range of the cold pressing mechanism is widened.

Description

TECHNICAL FIELD

[0001] The utility model relates to hot cold press formation machine technical field, concretely relates to a formation cold press mechanism. BACKGROUND

[0002] The hot cold press formation machine is an important equipment in the lithium battery production industry, and is used for the hot press formation and cold press setting of the soft package lithium battery cell. In the lithium ion battery formation and hot cold press process, the battery cell is first put into the feeding module by manual or mechanical automatic feeding, and then the cell is clamped by the mechanical hand from the standby tooling and put into the hot press formation clamp. The clamp automatically heats, pressurizes and forms the cell. After the hot press and formation are completed, the cell is clamped by the mechanical hand and put into the cold press clamp. The cold press clamp pressurizes and cools the cell and sets the cell. After the setting is completed, the cell is grabbed to the standby tooling, and the manual or mechanical feeding is unloaded from the standby tooling.

[0003] Therefore, the cold press setting of the cell is the last process before the cell is unloaded, and the process directly affects the charge-discharge performance and thickness size of the cell. In order to improve the production capacity of the equipment, the cold press clamp needs to clamp multiple groups of cells at the same time and realize the cold press setting of the cells.

[0004] The cold press clamp of the hot cold press formation machine in the prior art realizes the clamping and cold pressing of the storage battery through a plurality of cold press mechanisms arranged side by side. The traditional cold press mechanism is a fixed structure and cannot be adjusted according to the height of the storage battery. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the defects of the prior art, and provides a formation cold press mechanism which has a height adjusting function, can be adjusted according to the height of the storage battery, and improves the application range of the cold press mechanism.

[0006] The technical scheme of the utility model is as follows:

[0007] The utility model provides a kind of formation cold pressing mechanism, including first bearing plate, second bearing plate, lift cooling plate, several extrusion structures, first lift guide rail and second lift guide rail, the lift cooling plate is movably connected between first bearing plate and second bearing plate, the several extrusion structures are oppositely installed at the top of lift cooling plate, the bottom of lift cooling plate is equipped with cooling water inlet, first cooling water outlet, second cooling water outlet and third cooling water outlet, the cooling water inlet, first cooling water outlet, second cooling water outlet, third cooling water outlet are evenly distributed, the inside of lift cooling plate is equipped with first cooling water channel, second cooling water channel and third cooling water channel, the cooling water inlet and first cooling water outlet are communicated by first cooling water channel, the second cooling water outlet and third cooling water outlet are communicated by second cooling water channel, the first cooling water channel and second cooling water channel are communicated by third cooling water channel, first lift guide rail, second lift guide rail are vertically installed below first bearing plate and second bearing plate respectively, the two sides of lift cooling plate are slidably connected with the inside of first lift guide rail and second lift guide rail respectively, the outside of first lift guide rail and second lift guide rail is equipped with locking structure corresponding to lift cooling plate.

[0008] Further, the extrusion structure includes an extrusion seat, a first extrusion block, a second extrusion block and two tension springs, the extrusion seat is detachably installed on the lift cooling plate, the first extrusion block and the second extrusion block are movably arranged on the left and right sides of the extrusion seat respectively, the upper parts of the first extrusion block and the second extrusion block are rotatably connected with the extrusion seat respectively, the middle parts of the first extrusion block and the second extrusion block are protruded to the two sides respectively, and the tension springs are arranged between the middle parts of the first extrusion block and the second extrusion block and the extrusion seat respectively.

[0009] Further, a plurality of mounting holes are arranged on the lift cooling plate in the same row, and the extrusion seat of the extrusion structure is detachably installed on the mounting hole through the connecting column at the bottom.

[0010] Compared with the prior art, the utility model has the advantages that: the utility model has height adjusting function, can be adjusted according to the height of battery, when height is adjusted, the lift cooling plate can be moved up and down along the first lift guide rail and the second lift guide rail after the locking structure on the two sides of the cold pressing mechanism is unlocked, and the lift cooling plate can be locked through the locking structure after being moved to the appropriate height. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in embodiment or prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating laboriously.

[0012] Figure 1 The structure diagram of the cold-pressing mechanism is provided.

[0013] Figure 2 The internal diagram of the lifting cooling plate is provided. DETAILED DESCRIPTION

[0014] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the utility model is further described in detail below by combining with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not used to limit the utility model.

[0015] In order to explain the technical scheme of the utility model, the following is described by specific examples.

[0016] EXAMPLE

[0017] Please refer to Figure 1 The embodiment provides a cold-pressing mechanism, which comprises a first bearing plate 1, a second bearing plate 2, a lifting cooling plate 3, a plurality of extrusion structures 4, a first lifting guide rail 5 and a second lifting guide rail 6. The lifting cooling plate 3 is movably connected between the first bearing plate 1 and the second bearing plate 2, the plurality of extrusion structures 4 are oppositely installed at the top end of the lifting cooling plate 3, and the storage battery is placed between the lifting cooling plates 3 of the two cold-pressing mechanisms and clamped through the plurality of extrusion structures 4. Figure 2As shown, the bottom end of the lifting cooling plate 3 is provided with a cooling water inlet 31, a first cooling water outlet 32, a second cooling water outlet 33 and a third cooling water outlet 34, and the cooling water inlet 31, the first cooling water outlet 32, the second cooling water outlet 33 and the third cooling water outlet 34 are uniformly distributed. The inside of the lifting cooling plate 3 is provided with a first cooling water channel 35, a second cooling water channel 36 and a third cooling water channel 37. The cooling water inlet 31 and the first cooling water outlet 32 are communicated through the first cooling water channel 35, the second cooling water outlet 33 and the third cooling water outlet 34 are communicated through the second cooling water channel 36, and the first cooling water channel 35 and the second cooling water channel 36 are communicated through the third cooling water channel 37. During the clamping of the storage battery, the cooling water enters from the cooling water inlet 31 and sequentially passes through the first cooling water channel 35, the third cooling water channel 37 and the second cooling water channel 36 to uniformly cool the storage battery attached to the lifting cooling plate 3. The first lifting guide rail 5 and the second lifting guide rail 6 are respectively vertically installed below the first bearing plate 1 and the second bearing plate 2. The two sides of the lifting cooling plate 3 are respectively slidably connected to the inner sides of the first lifting guide rail 5 and the second lifting guide rail 6. The outer sides of the first lifting guide rail 5 and the second lifting guide rail 6 are provided with a locking structure 7 corresponding to the lifting cooling plate 3. The structure design enables the cooling mechanism to have a height adjustment function, which can be adjusted according to the height of the storage battery. When the height is adjusted, the lifting cooling plate 3 can move up and down along the first lifting guide rail 5 and the second lifting guide rail 6 after the locking structure 7 on both sides of the cold pressing mechanism is unlocked. After being moved to the appropriate height, the lifting cooling plate 3 can be locked by the locking structure 7.

[0018] The extrusion structure 4 includes an extrusion seat 41, a first extrusion block 42, a second extrusion block 43 and two tension springs 44. A plurality of mounting holes 38 are arranged on the lifting cooling plate 3. The extrusion seat 41 of the extrusion structure 4 is detachably installed on the mounting hole 38 through a connecting column at the bottom. The installation of the extrusion structure 4 can be adjusted according to the length of the storage battery. The first extrusion block 42 and the second extrusion block 43 are movably arranged on the left and right sides of the extrusion seat 41, respectively. The upper parts of the first extrusion block 42 and the second extrusion block 43 are rotatably connected to the extrusion seat 41, respectively. The middle parts of the first extrusion block 42 and the second extrusion block 43 protrude to the two sides, respectively, and the tension springs 44 are arranged between the first extrusion block 42 and the second extrusion block 43 and the extrusion seat 41, respectively. When the storage battery is clamped, the adjacent two storage batteries will touch the first extrusion block 42 and the second extrusion block 43, respectively. The first extrusion block 42 and the second extrusion block 43 are compressed inward under the action of the tension springs 44 until the storage battery is attached to the lifting cooling plate 3. After cold pressing, the first extrusion block 42 and the second extrusion block 43 are reset under the action of the tension springs 44.

[0019] The above merely describes the preferred embodiments of the present application, and is not used to limit the present application, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A chemical conversion and cold pressing mechanism, characterized in that: The device includes a first bearing plate, a second bearing plate, a lifting cooling plate, several extrusion structures, a first lifting guide rail, and a second lifting guide rail. The lifting cooling plate is movably connected between the first bearing plate and the second bearing plate. The several extrusion structures are installed opposite each other at the top of the lifting cooling plate. The bottom of the lifting cooling plate is provided with a cooling water inlet, a first cooling water outlet, a second cooling water outlet, and a third cooling water outlet, which are evenly distributed. The interior of the lifting cooling plate is provided with a first cooling water channel, a second cooling water channel, and a third cooling water channel. The cooling water inlet and the first cooling water outlet are connected through the first cooling water channel, and the second cooling water outlet and the third cooling water outlet are connected through the second cooling water channel. The first cooling water channel and the second cooling water channel are connected through the third cooling water channel. The first lifting guide rail and the second lifting guide rail are respectively vertically installed below the first bearing plate and the second bearing plate. The two sides of the lifting cooling plate are slidably connected to the inner sides of the first lifting guide rail and the second lifting guide rail, respectively. The outer sides of the first lifting guide rail and the second lifting guide rail are equipped with corresponding locking structures for the lifting cooling plate.

2. The chemical formation and cold pressing mechanism according to claim 1, characterized in that: The extrusion structure includes an extrusion seat, a first extrusion block, a second extrusion block, and two tension springs. The extrusion seat is detachably mounted on a lifting cooling plate. The first extrusion block and the second extrusion block are respectively movably disposed on the left and right sides of the extrusion seat. The upper parts of the first extrusion block and the second extrusion block are rotatably connected to the extrusion seat. The middle parts of the first extrusion block and the second extrusion block protrude to both sides, and tension springs are respectively provided between them and the extrusion seat.

3. The chemical formation and cold pressing mechanism according to claim 2, characterized in that: The lifting cooling plate has several mounting holes in the same row, and the extrusion seat of the extrusion structure can be detachably installed on the mounting holes through the connecting column at the bottom.

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