Battery cell posture overturning and changing mechanism

Abstract

The utility model relates to a battery cell posture overturning and changing mechanism which comprises an overturning support frame body, the battery cell overturning unit is arranged on the overturning supporting frame body, and the battery cell overturning unit is used for receiving the battery cell on the manipulator and is also used for overturning the battery cell; the lifting positioning unit is arranged on the overturning supporting frame body, and the lifting positioning unit is used for receiving the battery cell overturned on the battery cell overturning unit; the battery cell overturning unit comprises an overturning driving cylinder, a connecting block I, a push rod, a plurality of connecting rods and a plurality of battery cell clamps; and the battery cell clamps are used for receiving battery cells on the manipulator. According to the battery cell posture overturning and changing mechanism disclosed by the utility model, a set of gripping apparatus for clamping a battery cell in a horizontal posture is saved by the material taking robot; the material taking robot saves waiting time; the direct beneficial effects are that the equipment manufacturing cost is saved, the working rhythm is improved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy batteries, in particular to a battery core posture flipping and changing mechanism. Background Art

[0002] At the cell placement station of the new energy vehicle blade battery module line, this mechanism integrates a robot fixture system, a lifting and positioning system, and a cell flipping 90-degree system. The cell poles of the blade battery are on both sides. In order to facilitate the subsequent process of testing the electrical performance of the cell and gluing and other processes, the cell needs to be converted from a vertical placement state to a horizontal placement state.

[0003] However, the devices for flipping cells in the prior art have the following disadvantages:

[0004] 1. The robot needs to wait for the mechanism on the transfer table to flip over before it can grab;

[0005] 2. The robot needs to have two sets of grippers, one for vertical battery cell grasping and the other for horizontal battery cell grasping. Utility Model Content

[0006] To this end, the technical problem to be solved by the utility model is to overcome the problem that in the prior art, the posture change of the blade battery is that the robot grabs it from the large package and places it on the transfer table, the mechanism on the transfer table flips the posture, and then the robot grabs it and places it on the tray. The whole process involves many action conversion processes, which not only requires more work units but also wastes working time.

[0007] To solve the above technical problems, the utility model provides a battery cell posture flipping and changing mechanism, comprising: a flipping support frame; a battery cell flipping unit, which is arranged on the flipping support frame, the battery cell flipping unit is used to receive the battery cell on the manipulator, and the battery cell flipping unit is also used to flip the battery cell; a lifting and positioning unit, which is arranged on the flipping support frame, the lifting and positioning unit is used to receive the battery cell flipped on the battery cell flipping unit; the battery cell flipping unit comprises a flipping drive cylinder, a connecting block 1, a push rod, a plurality of connecting rods and a plurality of battery cell clamps, the flipping drive cylinder is arranged on the flipping support frame, the piston rod of the flipping drive cylinder is hinged to one end of the connecting block 1, the other end of the connecting block 1 is connected to the push rod, one end of the plurality of connecting rods is hinged to the push rod, and the plurality of connecting rods are arranged in parallel, the plurality of connecting rods and the plurality of battery cell clamps are arranged one by one, the other end of the connecting rod away from the push rod is connected to the battery cell clamp, the battery cell clamp is rotatably arranged on the flipping support frame, and the battery cell clamp is used to receive the battery cell on the manipulator. The battery cell posture flipping and changing mechanism of the utility model saves a set of grippers for clamping horizontal posture battery cells in the material picking robot; the material picking robot saves waiting time; the direct beneficial effect is to save equipment manufacturing costs, improve work rhythm, and improve work efficiency.

[0008] In one embodiment of the utility model, the plurality of battery cell clamps are arranged in parallel on the flip support frame, and the flip driving cylinder drives the plurality of battery cell clamps to flip synchronously through a connecting rod mechanism composed of a push rod and a plurality of connecting rods.

[0009] In one embodiment of the utility model, the two ends of the battery cell clamp are respectively connected to a rotating shaft 1 and a rotating shaft 2, the flip support frame is provided with a sleeve 1 and a sleeve 2, the rotating shaft 1 and the sleeve 1 are rotatably connected, the rotating shaft 2 and the sleeve 2 are rotatably connected, and the rotating shaft 2 is connected to the connecting rod.

[0010] In one embodiment of the utility model, the battery cell clamp includes a rectangular plate, a clamp cylinder, a clamp one and a clamp two, the two ends of the rectangular plate in the length direction are respectively connected to the rotating shaft one and the rotating shaft two, the clamp cylinder is fixedly set on the rectangular plate, the clamp one and the clamp two are connected to the clamp cylinder, the clamp one and the clamp two are symmetrically arranged, and clamp blocks are provided on the clamp one and the clamp two, and the battery cell is clamped between the clamp blocks of the clamp one and the clamp two.

[0011] In one embodiment of the utility model, a rectangular connecting plate 1 and a rectangular connecting plate 2 are respectively provided at two ends of the rectangular flat plate in the length direction, the rectangular connecting plate 1 is connected to the rotating shaft 1, and the rectangular connecting plate 2 is connected to the rotating shaft 2.

[0012] In one embodiment of the utility model, a linear guide rail is provided on the rectangular flat plate, and sliders are connected to the first clamping jaw and the second clamping jaw respectively, and the sliders are slidably connected to the linear guide rail.

[0013] In one embodiment of the utility model, the lifting and positioning unit includes a fixed lifting frame, a lifting tray, a lifting cylinder, a lifting push plate and a fixed mounting plate. The fixed lifting frame and the fixed mounting plate are both arranged on a flip support frame. The lifting cylinder is installed on the fixed mounting plate, and the lifting cylinder and the lifting push plate are connected. The lifting tray is placed on the fixed lifting frame, and the lifting cylinder drives the lifting push plate to lift the lifting tray.

[0014] In one embodiment of the utility model, a plurality of battery cell positioning blocks are provided on the lifting tray, and positioning grooves are provided on the battery cell positioning blocks, and the corners of the battery cells are placed in the positioning grooves.

[0015] In one embodiment of the utility model, a plurality of guide sleeves are provided on the fixed mounting plate, a plurality of guide rods are connected to the lifting push plate, the plurality of guide sleeves and the plurality of guide rods are arranged one by one, and the guide rods and the guide sleeves are slidably connected.

[0016] In one embodiment of the utility model, a positioning pin is provided on the upper end surface of the lifting push plate, and a positioning hole is provided on the lower end surface of the lifting tray. The positioning pin is placed in the positioning hole to achieve a positioning connection between the lifting push plate and the lifting tray.

[0017] The above technical solution of the utility model has the following beneficial effects compared with the prior art:

[0018] The battery cell posture flipping and changing mechanism described in the utility model is mainly used for the battery cell posture conversion of the blade battery module line, and at the line transfer and tray placement station, the robot takes a few vertical battery cells from the large package at a time and transports them to the clamping position, the clamping system clamps the battery cells and flips them 90 degrees to make the battery cells horizontal, the jacking system lifts the tray, the clamping system releases the battery cells, the battery cells fall into the tray, the jacking system descends, and the clamping system rotates back to its original position, omitting the step of placing the robot on the transfer table and omitting a set of clamps in the horizontal battery cell state, thereby saving equipment costs and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to make the content of the utility model easier to understand, the utility model is further described in detail according to the specific embodiments of the utility model in combination with the accompanying drawings, wherein

[0020] Figure 1 This is a schematic diagram of the overall structure of the battery cell posture flipping and changing mechanism in the preferred embodiment of the utility model;

[0021] Figure 2 The structure of the battery flip unit in the preferred embodiment of the utility model is shown in FIG. Figure 1 ;

[0022] Figure 3 The structure of the battery flip unit in the preferred embodiment of the utility model is shown in FIG. Figure 2 ;

[0023] Figure 4 This is a schematic diagram of the structure of the battery clamp in the preferred embodiment of the utility model;

[0024] Figure 5 This is a structural schematic diagram of a lifting and positioning unit in a preferred embodiment of the utility model;

[0025] Figure 6 This is a front view of the lifting and positioning unit in the preferred embodiment of the utility model;

[0026] Figure 7 This is a partial structural diagram of a lifting and positioning unit in a preferred embodiment of the utility model;

[0027] Figure 8 This is a schematic diagram of the structure of the lifting tray in the preferred embodiment of the utility model;

[0028] Fig. 9 It is a schematic structural diagram of a lifting tray in a preferred embodiment of the utility model.

[0029] Description of the accompanying drawings in the specification: flip support frame 1, sleeve 11, sleeve 2 12, battery cell flip unit 2, flip drive cylinder 21, connecting block 1 22, push rod 23, several connecting rods 24, battery cell clamp 25, rectangular flat plate 251, rectangular connecting plate 1 2511, rectangular connecting plate 2 512, linear guide 2513, clamping cylinder 252, clamping jaw 1 253, slider 2531, clamping jaw 254, clamping block 255, rotating shaft 1 26, rotating shaft 27, lifting and positioning unit 3, fixed lifting frame 31, lifting tray 32, battery cell positioning block 321, positioning groove 322, positioning hole 323, lifting cylinder 33, lifting push plate 34, guide rod 341, positioning pin 342, fixed mounting plate 35, guide sleeve 1 351. DETAILED DESCRIPTION

[0030] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0031] Reference Figure 1-3As shown, the battery cell posture flipping and changing mechanism of the utility model comprises three parts: a flipping support frame 1, a battery cell flipping unit 2 and a lifting and positioning unit 3; the battery cell flipping unit 2 is arranged on the flipping support frame 1, and the battery cell flipping unit 2 is used to receive the battery cell on the manipulator, and the battery cell flipping unit 2 is also used to flip the battery cell; the lifting and positioning unit 3 is arranged on the flipping support frame 1, and the lifting and positioning unit 3 is used to receive the flipped battery cell on the battery cell flipping unit 2; the battery cell flipping unit 2 comprises a flipping drive cylinder 21, a connecting block 22, a push rod 23, and a plurality of connecting rods 24. and a plurality of battery cell clamps 25, the flip driving cylinder 21 is arranged on the flip supporting frame 1, the piston rod of the flip driving cylinder 21 is hinged to one end of the connecting block 22, the other end of the connecting block 22 is connected to the push rod 23, one end of the plurality of connecting rods 24 is hinged to the push rod 23, and the plurality of connecting rods 24 are arranged in parallel, the plurality of connecting rods 24 and the plurality of battery cell clamps 25 are arranged in a one-to-one correspondence, the other end of the connecting rod 24 away from the push rod 23 is connected to the battery cell clamp 25, the battery cell clamp 25 is rotatably arranged on the flip supporting frame 1, and the battery cell clamp 25 is used to receive the battery cell on the robot.

[0032] The battery cell posture flipping and changing mechanism of the utility model first grabs the battery cell in a vertical posture by a robot, then puts the battery cell in a numerical state into the position of a plurality of battery cell clamps 25, and clamps and flips it through a four-link mechanism driven by a flipping drive cylinder 21, so that the battery cell flipped into a horizontal posture falls into the tray of the lifting and positioning unit 3.

[0033] In the above structure, the plurality of battery cell clamps 25 are arranged in parallel on the flip support frame 1 , and the flip driving cylinder 21 drives the plurality of battery cell clamps 25 to flip synchronously through a connecting rod mechanism composed of a push rod 23 and a plurality of connecting rods 24 .

[0034] Reference Figure 3 As shown, the two ends of the battery clamp 25 are respectively connected with a rotating shaft 1 26 and a rotating shaft 2 27, the flip support frame 1 is provided with a sleeve 11 and a sleeve 2 12, the rotating shaft 1 26 is rotatably connected to the sleeve 1 11, the rotating shaft 27 is rotatably connected to the sleeve 2 12, and the rotating shaft 27 is connected to the connecting rod 24. During the extension or retraction of the piston rod of the flip driving cylinder 21, by pushing the push rod 23 to move, the connecting rods 24 can be synchronously driven to rotate around the center line of the rotating shaft 2 27 to which they are connected, so that the battery clamp 25 is flipped from the vertical state to the horizontal state after receiving the battery cell, that is, it is flipped 90°, or reversely flipped from the horizontal state to the vertical state to wait for receiving the battery cell.

[0035] Reference Figure 4As shown, the battery cell fixture 25 comprises a rectangular flat plate 251, a clamping claw cylinder 252, a clamping claw 1 253 and a clamping claw 2 254. The two ends of the rectangular flat plate 251 in the length direction are respectively connected to the rotating shaft 1 26 and the rotating shaft 2 27. The clamping claw cylinder 252 is fixedly arranged on the rectangular flat plate 251. The clamping claw 1 253 and the clamping claw 2 254 are connected to the clamping claw cylinder 252. The clamping claw 1 253 and the clamping claw 2 254 are symmetrically arranged, and the clamping claw 1 253 and the clamping claw 2 254 are provided with a clamping block 255. The battery cell is clamped between the clamping blocks 255 of the clamping claw 1 253 and the clamping claw 2 254. The two ends of the rectangular flat plate 251 in the length direction are respectively provided with a rectangular connecting plate 1 2511 and a rectangular connecting plate 2 2512. The rectangular connecting plate 1 2511 is connected to the rotating shaft 1 26, and the rectangular connecting plate 2 2512 is connected to the rotating shaft 2 27. The rectangular flat plate 251 is provided with a linear guide rail 2513 , and the first clamping jaw 253 and the second clamping jaw 254 are respectively connected with a slider 2531 , and the slider 2531 is slidably connected to the linear guide rail 2513 .

[0036] Reference Figure 5-7 As shown, the lifting and positioning unit 3 includes a fixed lifting frame 31, a lifting tray 32, a lifting cylinder 33, a lifting push plate 34 and a fixed mounting plate 35. The fixed lifting frame 31 and the fixed mounting plate 35 are both arranged on the flip support frame 1, the lifting cylinder 33 is installed on the fixed mounting plate 35, and the lifting cylinder 33 and the lifting push plate 34 are connected. The lifting tray 32 is placed on the fixed lifting frame 31, and the lifting cylinder 33 drives the lifting push plate 34 to lift the lifting tray 32.

[0037] Reference Figure 8 As shown, the lifting tray 32 is provided with a plurality of battery cell positioning blocks 321, and the battery cell positioning blocks 321 are provided with positioning grooves 322, and the corners of the battery cells are placed in the positioning grooves 322. The lifting tray 32 is provided with two rows of a plurality of battery cell positioning blocks 321, and the opposite surfaces of the adjacent battery cell positioning blocks 321 are provided with positioning grooves 322, so that the battery cell positioning blocks 321 located at the four corners of the battery cell with a rectangular cross-section are provided with positioning grooves 322, and the four corners of the battery cell are placed in the positioning grooves 322 of the battery cell positioning blocks 321 to achieve the positioning of the battery cell.

[0038] In the above structure, the fixed mounting plate 35 is provided with a plurality of guide sleeves 351, the lifting push plate 34 is connected with a plurality of guide rods 341, the plurality of guide sleeves 351 and the plurality of guide rods 341 are arranged one by one, and the guide rods 341 and the guide sleeves 351 are slidably connected.

[0039] Reference Figure 7-9As shown, a positioning pin 342 is provided on the upper end surface of the lifting push plate 34, and a positioning hole 323 is provided on the lower end surface of the lifting tray 32. The positioning pin 342 is placed in the positioning hole 323 to achieve the positioning connection between the lifting push plate 34 and the lifting tray 32.

[0040] Obviously, the above embodiments are merely examples for the purpose of clear explanation and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from these are still within the scope of protection of the invention of the utility model.

Claims

1. A battery cell posture flipping and changing mechanism, characterized in that: include, Flipping the support frame; A cell flipping unit, which is arranged on the flipping support frame, and is used to receive the cell on the manipulator, and is also used to flip the cell; A lifting and positioning unit, which is arranged on the flip support frame, and is used to receive the flipped battery cell on the battery cell flip unit; The battery cell flipping unit includes a flipping drive cylinder, a connecting block 1, a push rod, a plurality of connecting rods and a plurality of battery cell clamps. The flipping drive cylinder is arranged on a flipping support frame. The piston rod of the flipping drive cylinder is hinged to one end of the connecting block 1, and the other end of the connecting block 1 is connected to the push rod. One end of the plurality of connecting rods is hinged to the push rod, and the plurality of connecting rods are arranged in parallel. The plurality of connecting rods and the plurality of battery cell clamps are arranged in a one-to-one correspondence. The other end of the connecting rod away from the push rod is connected to the battery cell clamp. The battery cell clamp is rotatably arranged on the flipping support frame, and the battery cell clamp is used to receive the battery cell on the robot.

2. The battery cell posture flipping and changing mechanism according to claim 1, characterized in that: The plurality of battery core clamps are arranged in parallel on the flip support frame, and the flip driving cylinder drives the plurality of battery core clamps to flip synchronously through a connecting rod mechanism composed of a push rod and a plurality of connecting rods.

3. The battery cell posture flipping and changing mechanism according to claim 1 or 2, characterized in that: The two ends of the battery clamp are respectively connected with a rotating shaft 1 and a rotating shaft 2, and the flip support frame is provided with a sleeve 1 and a sleeve 2. The rotating shaft 1 is rotatably connected to the sleeve 1, the rotating shaft 2 is rotatably connected to the sleeve 2, and the rotating shaft 2 is connected to the connecting rod.

4. The battery cell posture flipping and changing mechanism according to claim 3, characterized in that: The battery cell clamp includes a rectangular plate, a clamping cylinder, a clamping jaw 1 and a clamping jaw 2. The two ends of the rectangular plate in the length direction are respectively connected to the rotating shaft 1 and the rotating shaft 2. The clamping jaw cylinder is fixedly arranged on the rectangular plate. The clamping jaw 1 and the clamping jaw 2 are connected to the clamping jaw cylinder. The clamping jaw 1 and the clamping jaw 2 are symmetrically arranged, and clamping blocks are provided on the clamping jaw 1 and the clamping jaw 2. The battery cell is clamped between the clamping blocks of the clamping jaw 1 and the clamping jaw 2.

5. The battery cell posture flipping and changing mechanism according to claim 4, characterized in that: A rectangular connecting plate 1 and a rectangular connecting plate 2 are respectively provided at two ends of the rectangular flat plate in the length direction. The rectangular connecting plate 1 is connected to the rotating shaft 1, and the rectangular connecting plate 2 is connected to the rotating shaft 2.

6. The battery cell posture flipping and changing mechanism according to claim 4, characterized in that: The rectangular flat plate is provided with a linear guide rail, the first clamping jaw and the second clamping jaw are respectively connected with a slider, and the slider is slidably connected to the linear guide rail.

7. The battery cell posture flipping and changing mechanism according to claim 1, characterized in that: The lifting and positioning unit includes a fixed lifting frame, a lifting tray, a lifting cylinder, a lifting push plate and a fixed mounting plate. The fixed lifting frame and the fixed mounting plate are both arranged on a flip support frame. The lifting cylinder is installed on the fixed mounting plate, and the lifting cylinder and the lifting push plate are connected. The lifting tray is placed on the fixed lifting frame, and the lifting cylinder drives the lifting push plate to lift the lifting tray.

8. The battery cell posture flipping and changing mechanism according to claim 7, characterized in that: The lifting tray is provided with a plurality of battery core positioning blocks, the battery core positioning blocks are provided with positioning grooves, and the corners of the battery cores are placed in the positioning grooves.

9. The battery cell posture flipping and changing mechanism according to claim 7, characterized in that: The fixed mounting plate is provided with a plurality of guide sleeves 1, the lifting push plate is connected with a plurality of guide rods, the plurality of guide sleeves 1 and the plurality of guide rods are arranged one by one, and the guide rods and the guide sleeves 1 are slidably connected.

10. The battery cell posture flipping and changing mechanism according to claim 7, characterized in that: A positioning pin is provided on the upper end surface of the lifting push plate, and a positioning hole is provided on the lower end surface of the lifting tray. The positioning pin is placed in the positioning hole to achieve the positioning connection between the lifting push plate and the lifting tray.

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