CN219947370U

CN219947370U - Battery top cap subassembly hot press

Info

Publication number: CN219947370U
Application number: CN202321189578.7U
Authority: CN
Inventors: 周攀; 刘杰成
Original assignee: Luhua Zhifu Electronics Shenzhen Co ltd
Current assignee: Luhua Zhifu Electronics Shenzhen Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-11-03
Anticipated expiration: 2033-05-16

Abstract

The utility model provides a battery top cover assembly hot press which comprises a jig upper die, a jig lower die, a pressure mechanism and a control device, wherein the jig upper die is positioned above the jig lower die, the jig upper die is connected with the pressure mechanism, a heating rod and a temperature sensor are arranged in the jig lower die, and a pressure sensor is arranged in the jig upper die. When the temperature of the lower die of the jig reaches the monitoring value of the temperature sensor, the control device controls the pressure mechanism to drive the upper die of the jig to move towards the direction close to the lower die of the jig and apply pressure to the lower die of the jig; when the pressure between the upper die and the lower die of the jig reaches the monitoring value of the pressure sensor, the control device receives the pressure signal and controls the pressure mechanism to drive the upper die of the jig to move in the direction away from the lower die of the jig. This battery top cap subassembly hot press has realized orderly cooperation with temperature control and pressure control, reaches closed-loop control, can be with lid, insulating glue and utmost point post hot pressing for connect the welding of reliable integrative subassembly back again with the drain pan, battery equipment is convenient.

Description

Battery top cap subassembly hot press

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery top cover assembly hot press.

Background

Button cell includes drain pan and top cap subassembly, and among the current design, top cap, insulating glue and the utmost point post of top cap subassembly are not an organic whole structure, and button cell adopts the drain pan to increase insulating layer crimping formula and seals, leads to the deformation of drain pan easily, and battery equipment is inconvenient. The top cover, the insulating glue and the pole post can be hot-pressed and compounded into an integrated component, the integrated component and the bottom shell are assembled and welded, the bottom shell is not easy to deform in the welding process, and the top cover component and the bottom shell are convenient to assemble. There is a need for a battery top cap assembly hot press that thermally press composites a top cap, an insulating gel, and a pole.

Disclosure of Invention

The utility model provides a battery top cover assembly hot press which can be used for carrying out hot press compounding on a top cover, insulating glue and a pole, and solves the problem of inconvenient battery assembly.

The technical scheme of the utility model is as follows: the utility model provides a battery top cover assembly hot press which comprises a frame, a jig upper die, a jig lower die, a pressure mechanism and a control device, wherein the jig lower die and the pressure mechanism are arranged on the frame, the jig upper die is positioned above the jig lower die, the jig upper die is connected with the pressure mechanism, and the pressure mechanism can drive the jig upper die to move vertically;

a heating rod and a temperature sensor are arranged in the lower die of the jig, and the temperature sensor is used for sensing the temperature of the lower die of the jig; a pressure sensor is arranged in the upper jig die and is used for sensing the pressure between the upper jig die and the lower jig die;

the control device is electrically connected with the temperature sensor, the pressure sensor and the pressure mechanism, and is used for receiving the temperature signal of the temperature sensor and the pressure signal of the pressure sensor and controlling the action of the pressure mechanism.

Further, battery top cap subassembly hot press still includes gets and puts the mechanism, get and put the mechanism and set up in the frame, it is including getting and putting the driving piece, get and put the driving piece with the tool lower mould is connected, get and put the driving piece can make the tool lower mould moves along the horizontal direction, makes the tool upper die be located with the relative or dislocation of tool lower mould.

Further, get and put the mechanism and still include slide rail and slider, the slide rail sets up along the horizontal direction to be fixed in the frame, the tool lower mould passes through the slider with slide rail sliding connection.

Further, the pressure mechanism comprises a pressure cylinder and a servo proportional valve which are connected, the pressure cylinder is connected with the upper die of the jig and used for controlling the movement of the upper die of the jig, and the servo proportional valve is used for adjusting the pressure cylinder to drive the upper die of the jig to apply pressure downwards.

Further, the frame comprises a base, two support arms and a support plate, wherein the base and the support plate are oppositely arranged along the vertical direction, the two support arms are horizontally arranged and are respectively positioned at two opposite ends of the support plate, one end of each support arm is connected with the base, and the other end of each support arm is connected with the support plate;

the upper jig die and the lower jig die are both positioned between the base and the supporting plate, the lower jig die is connected with the base, the servo proportional valve is connected with the supporting plate, the pressure cylinder comprises a cylinder body and a piston rod which are connected, the piston rod is close to the base relative to the cylinder body, the cylinder body is connected with the supporting plate, and the piston rod penetrates through the supporting plate and is fixedly connected with the upper jig die.

Further, the pressure mechanism further comprises two groups of guide components, the pressure cylinder is positioned between the two groups of guide components, each guide component comprises a linear bearing seat and a guide pillar, the two linear bearing seats are all arranged on the supporting plate in a penetrating mode, and the two guide pillars are respectively connected to the hollow parts of the two linear bearing seats in a sliding mode;

the jig upper die comprises a transverse plate and a pressing block, the pressing block is close to the base relative to the transverse plate, the two guide posts are fixedly connected with the two opposite ends of the transverse plate respectively relative to the end part close to the base, and the piston rod is fixedly connected with the transverse plate and located between the two guide posts.

Further, the base includes curb plate and two panels of relative setting, the curb plate encircle in two the border of panel, one of them the panel with the tool lower mould is connected, be provided with sensor instrument and temperature control instrument on the curb plate, sensor instrument with the pressure sensor electricity is connected, the temperature control instrument with the temperature sensor electricity is connected.

Further, the upper jig die and the lower jig die are both ceramic plating layers.

Further, the jig lower die is provided with a blowing hole.

Further, a groove is formed in the lower die of the jig and used for accommodating hot-pressed objects.

Compared with the prior art, the utility model has the beneficial effects that: because the upper jig die is located above the lower jig die, the upper jig die is connected with the pressure mechanism, and the pressure mechanism can drive the upper jig die to move vertically, so that the upper jig die moves towards a direction close to or far away from the lower jig die. The heating rod and the temperature sensor are arranged in the lower die of the jig, the heating rod can heat the lower die of the jig to enable the lower die of the jig to reach the hot-pressing temperature, and the temperature sensor is used for sensing the temperature of the lower die of the jig; the pressure sensor is arranged in the upper die of the jig, and is used for sensing the pressure between the upper die of the jig and the lower die of the jig, the control device is electrically connected with the temperature sensor, the pressure sensor and the pressure mechanism, and the control device is used for receiving the temperature signal of the temperature sensor and the pressure signal of the pressure sensor and controlling the action of the pressure mechanism. When the temperature of the lower jig die reaches a preset temperature value of the temperature sensor, the control device receives a temperature signal and controls the pressure mechanism to drive the upper jig die to vertically move towards a direction close to the lower jig die, and when the upper jig die is contacted with the lower jig die, the pressure mechanism drives the upper jig die to continuously move towards the direction close to the lower jig die, so that pressure is applied to the lower jig die; when the pressure between the upper die of the jig and the lower die of the jig reaches the preset pressure value of the pressure sensor, the control device receives the pressure signal and controls the pressure mechanism to drive the upper die of the jig to move in the direction away from the lower die of the jig, and then the hot-pressed object can be taken out. This battery top cap subassembly hot press has realized orderly cooperation with temperature control and pressure control, reaches closed-loop control, guarantees to apply pressure to top cap, insulating glue and utmost point post again after reaching preset temperature value, and the pressure that pressure reached and stops after presetting the pressure value, and top cap, insulating glue and utmost point post received have certain intensity but can not be too big, guarantees that top cap, insulating glue and utmost point post hot pressing are for connecting reliable integrative subassembly, welds this integrative subassembly and drain pan again, and battery equipment is convenient.

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 needed in the embodiments are briefly described below, and the drawings in the following description are only drawings corresponding to some embodiments of the present utility model.

Fig. 1 is a schematic structural view of a battery top cover assembly hot press according to a preferred embodiment of the present utility model.

Fig. 2 is a schematic structural view of a lower jig mold and a pick-and-place structure of the battery top cover assembly hot press in fig. 1.

Fig. 3 is a schematic structural view of the upper jig die, the pressing mechanism and the frame of the battery top cover assembly hot press of fig. 1.

Fig. 4 is a schematic structural diagram of a lower jig die and a top cover, an insulating adhesive and a pole of the battery top cover assembly hot press in fig. 1.

Fig. 5 is a top view of a lower jig of the battery top cover assembly hot press of fig. 1.

Fig. 6 is a cross-sectional view of a lower jig of the battery top cap assembly hot press of fig. 1.

Fig. 7 is an enlarged view of the structure of the portion a in fig. 6.

The device comprises a frame 1, a frame 2, a jig upper die 3, a jig lower die 4, a pressure mechanism 5, a picking and placing mechanism 6, a top cover 7, insulating glue 8 and a pole;

11. base, 12, support arm, 13, backup pad, 14, reinforcement piece, 15, baffle, 21, diaphragm, 22, briquetting, 31, heating rod, 32, recess, 41, pressure cylinder, 42, servo proportional valve, 43, direction subassembly, 44, fixed block, 51, get put driving piece, 52, slide rail, 53, slider, 54, installation base, 111, curb plate, 112, panel, 113, sensor instrument, 114, temperature control instrument, 115 supporting legs, 411, cylinder body, 412, piston rod, 431, linear bearing seat, 432, guide pillar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The terms of directions, such as "up" and "down", used herein are merely referring to the orientation of the drawings, and are used for the purpose of illustrating and understanding the present utility model, not for the purpose of limiting the same.

In the present utility model, unless explicitly specified and limited otherwise, the term "connected" is to be construed broadly, and for example, may be a fixed connection, may be a removable connection, or may be an integral unit; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1, a preferred embodiment of the present utility model provides a battery top cover assembly hot press, which includes a frame 1, an upper jig die 2, a lower jig die 3, a pressure mechanism 4 and a control device (not shown in the figure), wherein the lower jig die 3 and the pressure mechanism 4 are both disposed on the frame 1, the upper jig die 2 is located above the lower jig die 3, the upper jig die 2 is connected with the pressure mechanism 4, the pressure mechanism 4 can drive the upper jig die 2 to move vertically, and the pressure mechanism 4 can drive the upper jig die 2 to move vertically, so that the upper jig die 2 moves in a direction approaching or separating from the lower jig die 3.

Referring to fig. 2, a heating rod 31 and a temperature sensor (not shown) are disposed in the lower die 3, the temperature sensor is used for sensing the temperature of the lower die 3, and the heating rod 31 can heat the lower die 3 to make it reach the hot-pressing temperature; a pressure sensor (not shown in the figure) is arranged in the upper jig die 2 and is used for sensing the pressure between the upper jig die 2 and the lower jig die 3; the control device is electrically connected with the temperature sensor, the pressure sensor and the pressure mechanism 4, and is used for receiving the temperature signal of the temperature sensor and the pressure signal of the pressure sensor and controlling the action of the pressure mechanism 4.

The lower die 3 of the jig is heated by the heating rod 31, and the temperature sensor monitors the temperature of the lower die 3 of the jig and generates a temperature signal; when the temperature sensor monitors that the temperature of the lower jig die 3 reaches a preset temperature value, the preset temperature value is suitable for hot pressing of hot pressing objects in the lower jig die 3, for example, the temperature can be set to be 100 ℃, and the control device controls the pressure mechanism 4 to drive the upper jig die 2 to vertically move towards the direction close to the lower jig die 3. When the upper jig die 2 is contacted with the lower jig die 3, the pressure mechanism 4 drives the upper jig die 2 to continuously move towards the direction close to the lower jig die 3, so that pressure is applied to the lower jig die 3; when the pressure between the upper jig die 2 and the lower jig die 3 reaches the preset pressure value of the pressure sensor, the preset pressure value is the pressure suitable for hot pressing the hot-pressed objects in the lower jig die 3, the hot-pressed objects can be fused together under the action of the pressure but cannot be damaged due to overlarge pressure under the preset pressure value, the control device receives the pressure signal and controls the pressure mechanism 4 to drive the upper jig die 2 to move in the direction away from the lower jig die 3, and the hot-pressed objects can be taken out at the moment. This battery top cap subassembly hot press has realized orderly cooperation with temperature control and pressure control, reaches closed loop control, guarantees to apply pressure to top cap 6, insulating glue 7 and utmost point post 8 again after reaching preset temperature value, and the pressure that pressure reached and stops after presetting the pressure value, and top cap 6, insulating glue 7 and utmost point post 8 received have certain intensity but can not be too big, guarantees that top cap 6, insulating glue 7 and utmost point post 8 hot pressing are the reliable integrative subassembly of connection, welds this integrative subassembly and drain pan again, and battery equipment is convenient.

In the present embodiment, two heating rods 31 are provided, and the heating efficiency is high.

In other embodiments, only one heating rod can be arranged, so that the cost is saved, or more than three heating rods are arranged, and the heating efficiency is further improved.

This battery top cap subassembly hot press is still including getting and is put mechanism 5, gets and puts mechanism 5 and set up in frame 1, and it is including getting and putting driving piece 51, gets and puts driving piece 51 and be connected with tool lower mould 3, gets and puts driving piece 51 and can make tool lower mould 3 follow the horizontal direction and remove for tool upper mould 2 is located the position relative or dislocation with tool lower mould 3. When the upper jig die 2 and the lower jig die 3 are positioned at the misplaced positions, the lower jig die 3 avoids the upper jig die 2, the lower jig die 3 can be completely exposed, the top cover 6, the insulating adhesive 7 and the pole 8 are manually placed in the lower jig die 3, the lower jig die 3 is driven by the taking and placing driving piece 51 to move to the position opposite to the upper jig die 2 along the horizontal direction, the lower jig die 3 is positioned under the upper jig die 2, the hot pressing process is started at the moment, after the hot pressing is finished, the lower jig die 3 is driven by the taking and placing driving piece 51 to move to the misplaced position with the upper jig die 2 along the horizontal direction, the integrally assembled component after the hot pressing is manually taken out, the taking and placing are convenient, and the use is convenient.

In this embodiment, the picking and placing driving member 51 is an air cylinder, the picking and placing driving member 51 is connected with the lower die 3 of the jig through a piston rod thereof, and the picking and placing driving member 51 makes linear reciprocating motion through the piston, so that the picking and placing driving member 51 is convenient to control the lower die 3 of the jig to move along the horizontal direction.

In other embodiments, the pick-and-place driving member may be a motor, where the pick-and-place driving member is connected to the lower mold of the jig through a ball screw, a nut of the ball screw is connected to the lower mold of the jig, and the ball screw can convert the rotation of the pick-and-place driving member into linear motion of the lower mold of the jig.

The picking and placing mechanism 5 further comprises a sliding rail 52 and a sliding block 53, the sliding rail 52 is arranged along the horizontal direction and fixed on the frame 1, and the lower jig die 3 is in sliding connection with the sliding rail 52 through the sliding block 53, so that the moving direction of the lower jig die 3 is convenient to control.

In this embodiment, the picking and placing mechanism 5 further includes a mounting base 54, and the picking and placing driving member 51 is connected to the frame 1 through the mounting base 54, so as to facilitate the installation of the picking and placing driving member 51.

The two slide rails 52 are arranged, the two slide blocks 53 are correspondingly arranged, the two slide rails 52 are arranged in parallel, the slide rails 52 can provide a certain support for the lower jig die 3, and the lower jig die 3 slides on the slide rails 52 more stably.

Referring to fig. 3, the pressure mechanism 4 includes a pressure cylinder 41 and a servo proportional valve 42 connected to each other, where the pressure cylinder 41 is connected to the upper die 2 of the jig and is used for controlling the movement of the upper die 2 of the jig, and the pressure cylinder 41 makes a linear reciprocating motion through a piston, so as to control the upper die 2 of the jig to make a linear reciprocating motion. The servo proportional valve 42 is used for adjusting the pressure cylinder 41 to drive the upper jig die 2 to press downwards, so that the pressure between the upper jig die 2 and the lower jig die 3 can be adjusted.

The frame 1 comprises a base 11, two support arms 12 and a support plate 13, wherein the base 11 and the support plate 13 are oppositely arranged along the vertical direction, the two support arms 12 are distributed along the horizontal direction and are respectively positioned at two opposite ends of the support plate 13, one end of each support arm 12 is connected with the base 11, and the other end is connected with the support plate 13. The support arm 12 provides stable support for the support plate 13, and ensures the stability of the structure of the frame 1.

The upper jig die 2 and the lower jig die 3 are both positioned between the base 11 and the support plate 13, the lower jig die 3 is connected with the base 11, the servo proportional valve 42 is connected with the support plate 13, the support plate 13 provides support for the servo proportional valve 42, the pressure cylinder 41 comprises a cylinder 411 and a piston rod 412 which are connected, the piston rod 412 is close to the base 11 relative to the cylinder 411, the cylinder 411 is connected with the support plate 13, the support plate 13 provides support for the cylinder 411, the piston rod 412 penetrates through the support plate 13 and is fixedly connected with the upper jig die 2, and the upper jig die 2 moves along with the piston rod 412 in the vertical direction.

The pressure mechanism 4 further comprises two groups of guide components 43, the pressure cylinder 41 is positioned between the two groups of guide components 43, each guide component 43 comprises a linear bearing seat 431 and a guide pillar 432, the two linear bearing seats 431 are all arranged on the supporting plate 13 in a penetrating mode, and the two guide pillars 432 are respectively connected to the hollow parts of the two linear bearing seats 431 in a sliding mode; the upper jig die 2 comprises a transverse plate 21 and a pressing block 22, the pressing block 22 is close to the base 11 relative to the transverse plate 21, the pressing block 22 is used for pressing the lower jig die 3, two guide posts 432 are fixedly connected with two opposite ends of the transverse plate 21 relative to the end close to the base 11, when the guide posts 432 move, the transverse plate 21 is not prone to tilting, and a piston rod 412 is fixedly connected with the transverse plate 21 and located between the two guide posts 432. When the piston rod 412 drives the transverse plate 21 to move in the vertical direction, the two guide posts 432 are driven by the transverse plate 21 to slide in the two linear bearing seats 431 in the vertical direction respectively, which is beneficial to the high-precision stable movement of the transverse plate 21, so that the upper die 2 of the jig can move stably in the vertical direction.

In this embodiment, the piston rod 412 is connected to the transverse plate 21 by a fixing block 44, and the fixing block 44 makes the connection between the two tight.

The base 11 comprises a side plate 111 and two panels 112 which are oppositely arranged, the side plate 111 surrounds the edges of the two panels 112, one panel 112 is connected with the lower jig die 3, a sensor instrument 113 and a temperature control instrument 114 are arranged on the side plate 111, the sensor instrument 113 is electrically connected with a pressure sensor, and the temperature control instrument 114 is electrically connected with the temperature sensor. The temperature control instrument 114 and the sensor instrument 113 are both positioned on the side surface of the base 11, so that the temperature of the lower die 3 of the jig can be monitored visually through the numerical value displayed by the temperature control instrument 114, and whether the temperature of the lower die 3 of the jig is in a proper range or not can be monitored. The pressure between the upper jig die 2 and the lower jig die 3 is intuitively monitored through the numerical value displayed on the sensor instrument 113, so that the pressure between the upper jig die 2 and the lower jig die 3 is conveniently corrected, and whether the pressure is in a proper pressure range or not is monitored.

In the present embodiment, four supporting feet 115 are further disposed below the base 11, and the four supporting feet 115 are arranged in a square shape, so as to provide support for the base 11 and prevent the base 11 from being wetted.

The frame 1 further comprises two reinforcing blocks 14, the reinforcing blocks 14 are connected between two ends of the two supporting plates 13 and the two supporting arms 12 respectively, and a triangular structure is formed among the supporting arms 12, the supporting plates 13 and the reinforcing blocks 14, so that the supporting plates 13 can be prevented from shaking.

The frame 1 further comprises a baffle 15, the baffle 15 surrounds the periphery of the supporting plate 13, and shields structural parts between the supporting plate 13 and the transverse plate 21, so that the structure is simpler.

The upper jig die 2 and the lower jig die 3 are ceramic plating layers, and can resist high temperature and are durable.

The lower jig die 3 is provided with a blowing hole (not shown in the figure), and the product can be prevented from sticking after hot pressing by blowing through the blowing hole, so that the product is convenient to take and place.

Referring to fig. 4, 5, 6 and 7, a groove 32 is provided in the lower die 3, the groove 32 is used for accommodating a hot-pressed object, the shape of the groove 32 is adapted to the shape of the stacked top cover 6, the insulating adhesive 7 and the pole 8, the groove 32 provides support for the top cover 6, the insulating adhesive 7 and the pole 8, and deformation of the top cover 6, the insulating adhesive 7 and the pole 8 in the hot-pressing process is prevented.

When the battery top cover assembly hot press is used, firstly, under the control of the taking and placing driving piece 51, the lower jig die 3 is moved to a position dislocated with the upper jig die 2, then the top cover 6, the insulating adhesive 7 and the pole 8 are sequentially placed in the lower jig die 3 manually, the lower jig die 3 is driven to move to a position opposite to the upper jig die 2 by the taking and placing driving piece 51, heating is started, when the lower jig die 3 is heated to a preset temperature value, for example, 100 ℃, the pressure cylinder 41 is regulated to be pressed down by the servo proportional valve 42, after the lower jig die 3 is contacted with the upper jig die 2, the pressure is continuously applied, the pressure sensor in the lower jig die 3 is used for detecting the pressing pressure, after the pressing pressure reaches the preset pressure value, the lower jig die is continuously kept for a period of time, for example, 3 seconds, after 3 seconds, the upper jig die 2 is moved upwards, the lower jig die 3 is blown to a position opposite to the upper jig die 2 by the air hole, and taking materials are manually performed.

In summary, although the present utility model has been described in terms of the preferred embodiments, the above-mentioned embodiments are not intended to limit the utility model, and those skilled in the art can make various modifications and alterations without departing from the spirit and scope of the utility model, so that the scope of the utility model is defined by the appended claims.

Claims

1. A battery top cap subassembly hot press, its characterized in that: the device comprises a frame, a jig upper die, a jig lower die, a pressure mechanism and a control device, wherein the jig lower die and the pressure mechanism are arranged on the frame, the jig upper die is positioned above the jig lower die, the jig upper die is connected with the pressure mechanism, and the pressure mechanism can drive the jig upper die to vertically move;

2. The battery top cover assembly hot press of claim 1, wherein: the battery top cover assembly hot press further comprises a picking and placing mechanism, the picking and placing mechanism is arranged on the frame and comprises a picking and placing driving piece, the picking and placing driving piece is connected with the lower jig die, and the picking and placing driving piece can enable the lower jig die to move along the horizontal direction, so that the upper jig die is located at a position opposite to or dislocated with the lower jig die.

3. The battery top cover assembly hot press of claim 2, wherein: the picking and placing mechanism further comprises a sliding rail and a sliding block, wherein the sliding rail is arranged along the horizontal direction and is fixed on the frame, and the lower jig die is in sliding connection with the sliding rail through the sliding block.

4. The battery top cover assembly hot press of claim 1, wherein: the pressure mechanism comprises a pressure cylinder and a servo proportional valve which are connected, the pressure cylinder is connected with the upper die of the jig and used for controlling the movement of the upper die of the jig, and the servo proportional valve is used for adjusting the pressure cylinder to drive the upper die of the jig to apply pressure downwards.

5. The battery top cover assembly hot press of claim 4, wherein: the frame comprises a base, two support arms and a support plate, wherein the base and the support plate are oppositely arranged in the vertical direction, the two support arms are horizontally arranged and are respectively positioned at two opposite ends of the support plate, one end of each support arm is connected with the base, and the other end of each support arm is connected with the support plate;

6. The battery top cover assembly hot press of claim 5, wherein: the pressure mechanism further comprises two groups of guide assemblies, the pressure cylinder is positioned between the two groups of guide assemblies, each guide assembly comprises a linear bearing seat and a guide pillar, the two linear bearing seats are all arranged on the supporting plate in a penetrating mode, and the two guide pillars are respectively connected to the hollow parts of the two linear bearing seats in a sliding mode;

7. The battery top cover assembly hot press of claim 5, wherein: the base comprises a side plate and two panels which are oppositely arranged, wherein the side plate surrounds the edges of the two panels, one panel is connected with the lower die of the jig, a sensor instrument and a temperature control instrument are arranged on the side plate, the sensor instrument is electrically connected with the pressure sensor, and the temperature control instrument is electrically connected with the temperature sensor.

8. The battery top cover assembly hot press of claim 1, wherein: the upper jig die and the lower jig die are ceramic coating layers.

9. The battery top cover assembly hot press of claim 1, wherein: the jig lower die is provided with a blowing hole.

10. The battery top cover assembly hot press of claim 1, wherein: the jig is characterized in that a groove is formed in the lower die of the jig and used for accommodating hot-pressed objects.