Battery cell grabbing device with floating mechanism

Abstract

The utility model discloses a cell gripping device with a floating mechanism, which comprises a mounting seat and a plurality of cell gripping mechanisms mounted on the mounting seat, each cell gripping mechanism comprises a base, a floating mechanism and a gripping unit, the floating mechanism is mounted on the base, and the gripping unit is mounted at the lower end of the floating mechanism; the grabbing unit comprises a bottom plate, two clamping jaws and a clamping jaw driving air cylinder, and the clamping jaw driving air cylinder drives the two clamping jaws to be close to or away from each other. The floating mechanism comprises a lifting driving cylinder, a connecting shaft connecting seat and a spring; a sensor is installed on the base, and a sensing piece is installed on the bottom plate. The device is exquisite in structural design, and the floating mechanism is arranged, so that the problems that the battery cell is damaged by a working table and the like when the clamping jaw is in place and then descends and the manipulator does not stop action can be avoided, that is, the battery cell is prevented from being damaged by collision or crushing finally, and the safety of the whole device is protected.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical device technical field, especially a kind of battery cell grabbing device with floating mechanism. BACKGROUND

[0002] In the contemporary pursuit of clean and environmentally friendly energy development, new energy vehicles are widely used in people's life, and the battery cell of the vehicle is the heart of the electric vehicle. A plurality of battery cells (also known as blade cells, in the form of rectangular plates) are assembled into a battery cell assembly, and a plurality of battery cell assemblies form the entire power supply system. The battery cell assembly can be generally regarded as a rectangular cuboid.

[0003] The production and assembly process of the power supply system inevitably involves the grabbing of a single battery cell. Generally, a material taking gripper is installed at the end of a robot, and the material taking gripper is driven to the correct position by the robot. After the material taking gripper is driven to the correct position, the battery cell is grabbed and placed at the desired location. However, the existing material taking gripper does not have a buffering or floating sensing mechanism. When the battery cell is placed, the material taking gripper has already reached the correct position, and the battery cell will be damaged by the workbench or other objects when it is lowered. The robot has not stopped moving, which causes the battery cell to be damaged or crushed at the end. SUMMARY

[0004] The utility model mainly solves the technical problem of providing a battery cell grabbing device with a floating mechanism. The structure is designed to be compact. By providing a floating mechanism, the problem of the gripper already reaching the correct position and the battery cell being damaged by the workbench or other objects when it is lowered can be avoided. The robot has not stopped moving, which avoids causing the battery cell to be damaged or crushed at the end, thereby protecting the safety of the entire device.

[0005] To solve the above technical problems, the utility model adopts one technical scheme: providing a battery cell grabbing device with a floating mechanism, including a mounting seat and a plurality of battery cell grabbing mechanisms installed on the mounting seat. Each battery cell grabbing mechanism includes a base, a floating mechanism, and a grabbing unit. The floating mechanism is installed on the base. The lower end of the floating mechanism is installed with the grabbing unit.

[0006] The grabbing unit includes a bottom plate, two grippers, and a gripper driving cylinder. The gripper driving cylinder is installed below the bottom plate. The two grippers are installed on the power output end of the gripper driving cylinder. The two grippers are driven by the gripper driving cylinder to move closer or further apart.

[0007] The floating mechanism includes a lifting driving cylinder, a connecting shaft, a connecting seat, and a spring. The connecting seat is fixed on the bottom plate. One end of the connecting shaft is installed on the power output end of the lifting driving cylinder, and the other end is inserted into the base. The spring is sleeved on the connecting shaft and abuts against the bottom surface of the base and the top surface of the connecting seat at both ends.

[0008] A sensor is installed on the base, and a sensing sheet is installed on the bottom plate.

[0009] Further, the clamping jaw comprises side plates on both sides and a top plate above, and the surfaces of the side plates and the top plate are provided with elastic pads.

[0010] Further, the surface of the elastic pad of the side plate is further provided with a texture.

[0011] Further, the elastic pad of the top plate is further provided with an inductor, and the elastic pad is higher than the inductor.

[0012] Further, the upper portion of the base is fixed with a guide sleeve, the guide sleeve is provided with a guide column, and the guide column can move up and down along the guide sleeve.

[0013] The utility model discloses the beneficial effects are:

[0014] The utility model discloses a mounting seat and install a plurality of electric core grabbing mechanism in mounting seat, and each electric core grabbing mechanism comprises base, floating mechanism and grabbing unit, and floating mechanism installs in base, and the lower end of floating mechanism installs the grabbing unit, and if continuing to drop when the mechanical hand drive electric core grabbing device drops in place, will make floating between connecting shaft, spring and connecting seat, and drive sensor floating simultaneously, finally make inductive sheet trigger sensor alarm, and the mechanical hand stops action, avoids the problem that the electric core is hurt when the clamping jaw has dropped to place and drops again, and the mechanical hand has not stopped action, namely avoids leading to the last electric core is hurt or broken, thereby the safety of whole device is protected.

[0015] The above description is only the summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the following preferred embodiments of the utility model are described in detail with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the structure schematic diagram of the utility model;

[0017] Fig. 2 It is the structure schematic diagram of a plurality of electric core grabbing mechanisms of the utility model;

[0018] Fig. 3 It is the structure schematic diagram of single electric core grabbing mechanism of the utility model;

[0019] Fig. 4 It is the structure schematic diagram of single electric core grabbing mechanism of the utility model;

[0020] The marks of each part in the drawings are as follows:

[0021] mounting seat 1, electric core grabbing mechanism 2, base 21, sensor 211, guide sleeve 212, guide column 213, floating mechanism 22, lifting drive cylinder 221, connecting shaft 222, connecting seat 223, spring 224, grabbing unit 23, bottom plate 231, induction sheet 2311, clamping jaw 232, side plate 2321, top plate 2322, elastic pad 2323, inductor 2324, clamping jaw drive cylinder 233. DETAILED DESCRIPTION

[0022] The advantages and effects of the present application can be easily understood by those skilled in the art from the disclosure of the present application. The present application can also be implemented in other different ways, i.e., different modifications and changes can be made without departing from the scope disclosed by the present application.

[0023] The position descriptions such as up, down, left and right in the present embodiment are based on the orientation in the drawings and have no special meaning and are not used to limit the protection scope of the present application.

[0024] Embodiment: An electric core grabbing device with a floating mechanism, as shown in the figure, comprising a mounting seat 1 and a plurality of electric core grabbing mechanisms 2 mounted on the mounting seat 1, each electric core grabbing mechanism 2 comprising a base 21, a floating mechanism 22 and a grabbing unit 23, the floating mechanism being mounted on the base, the lower end of the floating mechanism mounting the grabbing unit 23; Figs. 1 to 4

[0025] The grabbing unit 23 comprises a bottom plate 231, two clamping jaws 232 and a clamping jaw drive cylinder 233, the clamping jaw drive cylinder being mounted below the bottom plate, the two clamping jaws being mounted on the power output end of the clamping jaw drive cylinder, and the two clamping jaws being driven by the clamping jaw drive cylinder to approach or move away from each other;

[0026] The floating mechanism 22 comprises a lifting drive cylinder 221, a connecting shaft 222, a connecting seat 223 and a spring 224, the connecting seat being fixed on the bottom plate, one end of the connecting shaft being mounted on the power output end of the lifting drive cylinder, the other end being provided with an insertion into the base, and the spring being sleeved on the connecting shaft and abutting against the bottom surface of the base and the top surface of the connecting seat at both ends;

[0027] The base is provided with a sensor 211, and the bottom plate is provided with an induction sheet 2311.

[0028] In the present embodiment, the clamping jaw comprises side plates 2321 on both sides and a top plate 2322 above, and elastic pads 2323 are mounted on the surfaces of the side plates and the top plate. The elastic pads have two functions, i.e., insulation and protection of the electric core to avoid damage to the electric core.

[0029] ​The surface of the elastic pad of the side plate is also provided with a texture in the embodiment.

[0030] The surface of the elastic pad of the side plate is also provided with a texture in the embodiment.

[0031] The upper part of the base is fixed with a guide sleeve 212, and a guide column 213 is arranged in the guide sleeve.

[0032] The battery cell grabbing device can be installed on the end of the manipulator through the mounting seat.

[0033] The working principle and working process of the utility model are as follows:

[0034] After the manipulator drives the battery cell grabbing device to grab the battery cell, the manipulator drives the battery cell grabbing device to move with the manipulator, so that the battery cell reaches the designated placement area.

[0035] When the connection shaft, the spring and the connecting seat float, the lifting driving cylinder does not work.

[0036] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model.

Claims

1. A battery cell gripping device with a floating mechanism, characterized by: The application relates to a battery cell grabbing device, which comprises a mounting base (1) and a plurality of battery cell grabbing mechanisms (2) mounted on the mounting base (1), wherein each battery cell grabbing mechanism (2) comprises a base (21), a floating mechanism (22) and a grabbing unit (23), the floating mechanism is mounted on the base, and the lower end of the floating mechanism is provided with the grabbing unit (23); the grabbing unit (23) comprises a bottom plate (231), two clamping jaws (232) and a clamping jaw driving cylinder (233), the clamping jaw driving cylinder is mounted below the bottom plate, the two clamping jaws are mounted on the power output end of the clamping jaw driving cylinder, and the two clamping jaws are driven to approach or move away from each other by the clamping jaw driving cylinder; the floating mechanism (22) comprises a lifting driving cylinder (221), a connecting shaft (222), a connecting base (223) and a spring (224), the connecting base is fixed on the bottom plate, one end of the connecting shaft is mounted on the power output end of the lifting driving cylinder, the other end is provided with an insertion base, the spring is sleeved on the connecting shaft and abuts against the bottom surface of the base and the top surface of the connecting base at two ends respectively; a sensor (211) is mounted on the base, and a sensing sheet (2311) is mounted on the bottom plate.

2. The battery cell grabber with floating mechanism of claim 1, wherein: the clamping jaw comprises side plates (2321) on two sides and a top plate (2322) above, and elastic pads (2323) are mounted on the surfaces of the side plates and the top plate.

3. The battery cell grabber with floating mechanism of claim 2, wherein: the surface of the elastic pad of the side plate is further provided with a texture.

4. The battery cell grabber with floating mechanism of claim 2, wherein: a sensor (2324) is further arranged on the elastic pad of the top plate, and the elastic pad is higher than the sensor.

5. The battery cell grabber with floating mechanism of claim 1, wherein: an upper portion of the base is fixed with a guide sleeve (212), the guide sleeve is provided with a guide column (213), and the guide column can move up and down along the guide sleeve.

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