CN210908754U - Square battery module end plate and electric core carrying mechanism - Google Patents

Abstract

The utility model discloses a square battery module end plate and a battery cell handling mechanism, comprising a fixed bracket, a connecting plate, a fixed end clamping claw, a movable end clamping claw, a transmission mechanism and a first force applying device. A force-applying device is connected, so that the transmission mechanism drives the first force-applying device to move, and the first force-applying device and the movable-end clamping claw are both slidably connected to the fixed bracket, and the first force-applying device and the movable-end clamping claw are both slidably connected The fixed connection enables the first force applying device to drive the movable end clamping claw to move along the fixed bracket, the fixed end clamping claw is fixedly connected with the fixed bracket, and the fixed end clamping claw and the movable end clamping claw are arranged opposite to each other. The utility model can automatically complete the clamping of the middle end plate and the electric core of the battery module, which is convenient for the assembly and shaping of the product, and facilitates the execution of the welding work in the later stage. The battery modules of different length models can be adjusted quickly and are suitable for various types of battery modules.

Description

A square battery module end plate and battery core handling mechanism

technical field

The embodiments of the utility model relate to the technical field of battery module manufacturing, and in particular, to an end plate of a square battery module and a cell handling mechanism.

Background technique

The battery module is used to provide force for new energy vehicles. Chinese patent 201821378978.1 discloses a battery module with a heating system, including end plates, side plates, cells and bus bars. The plates are located at the front and rear ends of the cells, and the bus bars are located above the cells. In order to assemble the battery module into a whole, both the end plates and the cells need to be transported to the welding table. In the prior art, manual transportation is mainly used. , it takes a long time, the work efficiency is low, and it also increases the work intensity of the staff.

SUMMARY OF THE INVENTION

The purpose of the embodiments of the present invention is to solve the above-mentioned technical problems, and to provide a prismatic battery module end plate and a cell handling mechanism, which are convenient for transporting the prismatic battery module materials to the welding table.

The embodiment of the present utility model provides a square battery module end plate and a cell handling mechanism, including a fixed bracket, a connecting plate, a fixed end clamping claw, a movable end clamping claw, a transmission mechanism and a first force applying device. The transmission mechanism It is connected with the first force application device, so that the transmission mechanism drives the first force application device to move, and the first force application device and the movable end jaw are both slidably connected to the fixed bracket, and the first force application device is connected to the movable end. The clamping jaws are fixedly connected, so that the first force applying device can drive the movable end clamping jaws to move along the fixed bracket, the fixed end clamping jaws are fixedly connected with the fixed bracket, and the fixed end clamping jaws and the movable end clamping jaws are arranged opposite to each other.

Further, the above-mentioned square battery module end plate and cell handling mechanism, wherein: the transmission mechanism includes a motor and a screw rod, the motor is fixedly connected to the fixing bracket, the motor is connected to the screw rod, and the bottom of the fixing bracket is provided with a guide rail. The first force applying device is slidably connected to the guide rail of the fixed bracket through a first sliding block, and the movable end clamping claw is slidably connected to the guide rail of the fixed bracket through a second sliding block.

Further, in the above-mentioned square battery module end plate and cell handling mechanism, wherein: an opening is formed on the fixing bracket, the screw rod is located at the opening, and a first force applying device connecting piece is further provided. A through hole is formed on the device connecting piece, the first force applying device is fixedly connected with the first force applying device connecting piece, the first force applying device connecting piece passes through the opening, and the first force applying device connecting piece The through hole on the screw is sleeved on the outer circumference of the screw.

Further, in the above-mentioned square battery module end plate and cell handling mechanism, wherein: the first force applying device can be an air cylinder or an electromagnet, and the movable rod of the air cylinder or electromagnet is fixedly connected to the movable end clamping jaw.

Further, in the above-mentioned square battery module end plate and cell handling mechanism, the lower ends of the fixed end clamping jaws and the movable end clamping jaws are both provided with protruding parts.

Further, the above-mentioned square battery module end plate and cell handling mechanism, wherein: another connecting plate is provided, the connecting plate is fixedly connected with the fixing bracket, and the connecting plate is provided with a manipulator for connecting with a manipulator. department.

The substantive features and significant technical progress of the present utility model are reflected in: the utility model can fully automatically complete the clamping of the middle end plate and the battery cell of the battery module, which is convenient for the assembly and finalization of the product, and facilitates the execution of the welding work in the later stage. Claws and protrusions are provided to prevent materials from falling off; in addition, battery modules of different lengths and models can be quickly adjusted, which is suitable for various types of battery modules.

Description of drawings

Figure 1 is a schematic structural diagram of a square battery module handling mechanism;

Fig. 2 is a schematic diagram of removing the protective cover from the transport mechanism of the square battery module;

FIG. 3 is a schematic diagram of a bottom perspective view of a square battery module handling mechanism;

FIG. 4 is a schematic diagram of removing the extension plate by the transport mechanism for the prismatic battery module.

Description of reference numerals: 1, protective cover; 2, connecting plate; 211, fixed part of the manipulator; 3, connecting rod; 4, fixed end clamp; 41, protruding part; 5, movable end clamp; part; 6, the first force application device; 7, the first slider; 8, the splint connector; 81, the guide rail; 9, the splint; 91, the support part; 10, the connecting piece; 11, the hydraulic buffer; 12, Extension plate; 13, vacuum suction cup; 14, second force application device; 15, screw rod; 16, second slider; 17, third slider; 18, locking piece; 19, motor; 20, fixing bracket; 201, 202, the guide rail; 203, the positioning hole; 21, the first force applying device connecting piece.

Detailed ways

Exemplary embodiments of the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the description of this application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship that the utility model product is usually placed in use, and is only for the convenience of describing the application and simplifying the description, rather than indicating or It is implied that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present application. Furthermore, the terms "first", "second", "third", etc. are only used to differentiate the description and should not be construed as indicating or implying relative importance.

As shown in Figures 1 to 4, taking the direction shown as an example, the transport mechanism of the square battery module includes a protective cover 1, a fixed bracket 20, a connecting plate 2, a fixed end clamp 4, a movable end clamp 5, a transmission mechanism, a first A force-applying device 6 , a second force-applying device 7 , a splint connector 8 and two splints 9 . The connecting plate 2 is fixedly connected with the fixing bracket 20, and the connecting plate 2 is provided with a manipulator fixing portion 211 connected with the manipulator, the fixing bracket 20 is fixedly connected with the protective cover 1, and the transmission mechanism is located in the protective cover 1, The transmission mechanism is connected with the first force application device 6, the transmission mechanism drives the first force application device 6 to move, and the first force application device 6 and the movable end jaw 5 are both slidably connected to the fixed bracket 20, and the The first force application device 6 is fixedly connected with the movable end jaw 5, the first force application device 6 drives the movable end jaw 5 to move along the fixed bracket 20, the fixed end jaw 4 is fixedly connected with the fixed bracket 20, and the fixed The end jaws 4 and the movable end jaws 5 are arranged opposite to each other in the left and right direction of the fixed bracket 20 , the splint connector 8 is fixedly connected to the fixed bracket 20 , and the two splints 9 are slidably connected to the splint connector 8 . And the two splints 9 are oppositely arranged in the front and rear directions of the fixed bracket 20, the second force applying device 6 is located between the two splinting plates 9, and the second force applying device 6 is connected with the two splinting plates 9 to drive the two splinting plates 9. move.

As shown in FIG. 1 and FIG. 2 , the transmission mechanism includes a motor 19 and a screw rod 15 , the motor 19 is fixedly connected to the fixing bracket 20 , the motor 19 is connected to the screw rod 15 , and a long opening 201 is formed on the fixing bracket 20 . The screw 15 is located at this opening 201 . The bottom of the fixed bracket 20 is provided with a guide rail 202 , the first force applying device 6 is slidably connected to the guide rail 202 of the fixed bracket 20 through the first slider 7 , and the movable end jaw 5 slides with the guide rail 202 of the fixed bracket 20 through the second slider 16 The first force applying device 6 is connected to the screw 15 through the first force applying device connecting piece 21 , the first force applying device connecting piece 21 passes through the opening 202 , and the first force applying device connecting piece 21 is connected to the screw rod 15 . A through hole is formed, and the through hole is sleeved on the outer periphery of the screw 15 . Preferably, the first force applying device can be optionally an air cylinder or an electromagnet, and the movable rod of the air cylinder or the electromagnet is fixedly connected to the movable end clamping jaw 5 .

As shown in FIGS. 2 to 4 , the splint connecting member 8 is fixedly connected to the bottom of the third sliding block 17 , and the third sliding block 17 is connected to the guide rail 202 of the fixing bracket 20 . 18 is formed by connecting the horizontal plate-shaped part and the vertical plate-shaped part, the locking part 18 is fixedly connected with the splint connecting part 8, the vertical plate part is provided with fixing holes, the side of the fixing bracket 20 is provided with positioning holes, The fixing hole on the component 18 and the positioning hole on the fixing bracket 20 are fixedly connected by screws, thereby locking the splint fixing plate 18 and the third sliding block 17 so that the sliding block 17 cannot slide along the guide rail 202 .

As shown in FIGS. 1 to 4 , the top of the splint 9 is provided with a splint slider, and the bottom of the splint connecting piece 8 also has a guide rail 81 . A second power device 6 is connected between them, and the second power device drives the two clamping plates 9 to move. Preferably, the second power device is preferably a pneumatic finger cylinder, and the two piston rods of the pneumatic finger cylinder are fixedly connected to the two clamping plates 9 respectively. A connecting piece 10 is provided on the left and right sides of the splint connecting piece 8 , and an oil pressure buffer 11 is arranged on the connecting piece 10 . The pressure buffers 11 face the two clamping plates 9 respectively, and play the role of limiting and buffering. The outer surface of the clamping plate 9 is provided with a vacuum suction cup 13, and the vacuum suction cup 13 is used for adsorbing the side plate of the battery module.

Preferably, as shown in FIG. 1 and FIG. 2 , the connecting plate 2 is connected above the fixing bracket 20 through the connecting rod 3 , and the connecting rod 3 is sleeved with a spring. The lower end of the fixed end clamp 4 is provided with a protrusion 41, the lower end of the movable end clamp 5 is provided with a protrusion 51, and the corresponding position of the end plate of the battery module is provided with a groove. When the movable end clamp 5 and the fixed end clamp 4 When the cell and the end plate are clamped, the protruding portion 41 and the protruding portion 51 are respectively clamped into the grooves of the end plates on both sides of the battery module. The bottom of the splint 9 is bent inward to form a support portion 91. In order to prevent the cell from falling off during the movement, the cell is supported above the support portion 91. In particular, due to the different models of a cell module, it may contain different numbers of cells inside, which also results in different lengths of the cell modules. Therefore, an extension board 12 is also provided, and the extension board 12 is fixedly connected to the cell in a detachable manner. The left and/or right side of the splint, and the bottom of the extension plate 12 are also provided with inwardly extending support portions. Specifically, mounting posts or mounting holes may be provided on the left or right side of the splint 9 , and mounting holes or mounting posts may be provided at the corresponding positions of the extension plate 12 , so that the extension plate 12 and the splint 9 can be detachably connected.

The specific working principle of the square battery module handling mechanism is as follows: the number of cells in the battery module and the thickness of the end plate determine the length of the battery module, and the distance between the fixed end gripper 4 and the movable end gripper 5 is adjusted according to the length of the battery module. Specifically, by controlling the rotation of the motor 19 to drive the screw 15 to rotate, analogous to the working principle of the screw, the first force applying device connecting piece 21 is moved, so that the first force applying device 6 slides to the preset position along the guide rail 202 and drives the movement at the same time. The end gripper 5 moves to a preset position, and by controlling the first force applying device 6 to push the movable end gripper 5 forward, the movable end gripper 5 interacts with the fixed end gripper 4 to clamp each cell and the two end plates . The protruding portion 51 of the movable end jaw 5 and the protruding portion 41 of the fixed end jaw 4 are embedded in the groove of the end plate. In order to prevent the cells from falling off, according to the actual length of the battery module, the third slider 17 is slid along the track 202 so that the splint 9 is in a proper position, and then the splint connector 8 is locked in position through the screw rod and the locking piece 18, and can no longer be locked. Movement occurs. The two clamping plates 9 are controlled to move inwardly by the second power device, and the two clamping plates 9 clamp both sides of each battery cell so that the battery core is supported on the supporting portion 91 of the clamping plate 9 . At the same time, the vacuum suction cup 13 is controlled to suck the side plate of the battery module. Afterwards, it is rotated to the welding platform by the manipulator, and then each component can be put down.

It can be seen from the above description that the square battery module handling mechanism can automatically complete the clamping of the middle end plate and the cell of the battery module, which is convenient for the assembly and shaping of the product, and facilitates the execution of the welding work in the later stage. Prevent material from falling off; in addition, battery modules of different lengths and models can be quickly adjusted, suitable for various types of battery modules.

The above are only typical examples of the present utility model. In addition, the present utility model can also have various other specific embodiments. All technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection of the present utility model. within.

Claims (6)

1. A square battery module end plate and a cell handling mechanism, characterized in that: comprising a fixed bracket, a connecting plate, a fixed end gripper, a movable end gripper, a transmission mechanism and a first force applying device, the transmission mechanism and the The first force application device is connected, so that the transmission mechanism drives the first force application device to move, and the first force application device and the movable end clamp are both slidably connected to the fixed bracket, and the first force application device is connected to the movable end clamp. The claws are fixedly connected, so that the first force applying device can drive the movable end clamping claw to move along the fixed bracket, the fixed end clamping claw is fixedly connected with the fixed bracket, and the fixed end clamping claw and the movable end clamping claw are arranged opposite to each other. 2 . The square battery module end plate and cell handling mechanism according to claim 1 , wherein the transmission mechanism comprises a motor and a screw rod, the motor is fixedly connected to the fixing bracket, and the motor is connected with the screw rod. 3 . The bottom of the fixed bracket is provided with a guide rail, the first force applying device is slidably connected to the guide rail of the fixed bracket through a first slider, and the movable end jaw is slidably connected to the guide rail of the fixed bracket through a second slider. 3 . The square battery module end plate and the cell transport mechanism according to claim 2 , wherein an opening is formed on the fixing bracket, the screw rod is located at the opening, and a first force applying device is provided to connect the A through hole is formed on the first force applying device connecting piece, the first force applying device is fixedly connected with the first force applying device connecting piece, the first force applying device connecting piece passes through the opening, and The through hole on the connecting piece of the first force applying device is sleeved on the outer periphery of the screw rod. 4 . The square battery module end plate and cell handling mechanism according to claim 1 , wherein the first force applying device can be selected from an air cylinder or an electromagnet, a movable rod and a movable end clamp of the air cylinder or electromagnet. 5 . Claw fixed connection. 5 . The square battery module end plate and the cell handling mechanism according to claim 1 , wherein the lower ends of the fixed end clamp and the movable end clamp are provided with protruding parts. 6 . 6 . The square battery module end plate and cell handling mechanism according to claim 1 , wherein a connecting plate is additionally provided, the connecting plate is fixedly connected with the fixing bracket, and the connecting plate is provided with a connecting plate for The manipulator fixing part connected to the manipulator.

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