Clamping device for lithium battery processing

Abstract

The invention discloses a clamping device for lithium battery processing, which comprises a clamp holder shell, a first cylinder and a second cylinder, the first cylinder and the second cylinder are arranged on a clamp holder bottom plate at the bottom of the clamp holder shell, and a first insertion plate and a second insertion plate matched with the first cylinder and the second cylinder are arranged in the clamp holder shell; a plurality of movable teeth matched with the first inserting plate are arranged on the inner side of the first barrel body, and a plurality of movable teeth matched with the second inserting plate are arranged on the inner side of the second barrel body. A fixing block is arranged on the rear end face of the movable tooth, and a through hole matched with the connecting rod is formed in the fixing block. In general, the clamping device for lithium battery processing is simple in structure, practical in function and ingenious in design, and the problems that in the prior art, movable teeth of a clamping device usually act simultaneously or independently, the working mode between the movable teeth and the movable teeth is inconvenient to adjust, and the clamping device cannot be suitable for aluminum batteries of different sizes and shapes are effectively solved.

Description

Technical Field

[0001] The present invention relates to the field of lithium battery processing equipment, and particularly relates to a clamping device for lithium battery processing. Background Art

[0002] A lithium battery is a type of battery with lithium metal or lithium alloy as the positive and negative electrode materials and using a non-aqueous electrolyte solution. During the processing and production of lithium batteries, spot welding operations need to be performed on the batteries. Spot welding is a common lithium battery welding method. By applying a high current and short-time arc at the welding point, the welding rod and the battery sheet are quickly melted and connected together. When performing spot welding, a clamping device is usually required to fix the lithium battery. However, in the prior art, the movable teeth of the clamping device usually move simultaneously or individually, and the working mode between the two is not convenient to adjust and cannot be applied to aluminum batteries of different sizes and shapes. Therefore, how to develop a clamping device for lithium battery processing has become an urgent problem for those skilled in the art. Summary of the Invention

[0003] The purpose of the present invention is to provide a clamping device for lithium battery processing, which solves the problem that in the prior art, the movable teeth of the clamping device usually move simultaneously or individually, and the working mode between the two is not convenient to adjust and cannot be applied to aluminum batteries of different sizes and shapes.

[0004] To solve the above technical problems, the present invention adopts the following technical solutions:

[0005] A clamping device for lithium battery processing according to the present invention includes a clamping device housing, a first cylinder body, and a second cylinder body. The first cylinder body and the second cylinder body are arranged on a clamping device bottom plate at the bottom of the clamping device housing. A first insertion plate and a second insertion plate that cooperate with the first cylinder body and the second cylinder body are arranged inside the clamping device housing; several movable teeth that cooperate with the first insertion plate are arranged inside the first cylinder body, and several movable teeth that cooperate with the second insertion plate are arranged inside the second cylinder body; fixing blocks are arranged on the rear end surfaces of the movable teeth, and through holes that cooperate with connecting rods are formed on the fixing blocks.

[0006] Furthermore, a specific number of movable teeth can be fixed through the connecting rod to realize the linkage of a specific number of movable teeth.

[0007] Furthermore, driving slopes that cooperate with the first insertion plate or the second insertion plate are arranged inside the movable teeth; buffer pads that cooperate with the lithium battery are arranged outside the movable teeth.

[0008] Further, a first plate member is provided on the front end face of the movable tooth, a return tension spring is provided on the first plate member, a second plate member is provided on the rear end face of the movable tooth, and the fixed block is fixedly provided on the second plate member; a limiting block that cooperates with the first cylinder and the second cylinder is provided on the movable tooth.

[0009] Further, a first driver is provided inside the gripper housing. The first driver includes a cross beam, a first insertion plate and a second insertion plate. The first insertion plate and the second insertion plate are provided on the lower end face of the cross beam, and inclined surfaces that cooperate with the movable tooth are provided at the bottom ends of the first insertion plate and the second insertion plate.

[0010] Further, a slide rail that cooperates with the cross beam is provided inside the gripper housing, and a chute that cooperates with the slide rail is provided on the cross beam; a first connector is provided at the top end of the cross beam.

[0011] Further, the second insertion plate is slidably provided left and right at the lower end of the cross beam.

[0012] Further, a sliding seat is provided at the top end of the second cylinder, and the second cylinder is movably provided left and right inside the gripper bottom plate of the gripper housing through the sliding seat, and a return elastic member that cooperates with the sliding seat is provided inside the gripper bottom plate.

[0013] Further, a driving guide member is provided on the side of the second cylinder away from the first cylinder, a second driver is provided inside the gripper housing, the second driver includes a second connector and a third insertion plate, the lower end of the third insertion plate cooperates with the driving guide member, and the second connector is provided at the upper end of the third insertion plate.

[0014] Further, a second connection disk is provided at the top end of the gripper housing, a first connection disk is provided at the bottom end of the robotic arm body, and the first connection disk and the second connection disk are detachably connected by connection bolts; a first telescopic rod that cooperates with the first connector is provided inside the robotic arm body, and a second telescopic rod that cooperates with the second connector is provided inside the robotic arm body.

[0015] Compared with the prior art, the beneficial technical effects of the present invention:

[0016] On the movable teeth of the clamping device for lithium battery processing of the present invention, there are fixed blocks that can be connected through connecting rods. By selecting connecting rods of different lengths, different numbers of movable teeth can be linked, so as to be applicable to different working conditions; the second cylinder body of the clamping device for lithium battery processing of the present invention can move left and right, so as to adjust the distance between the first cylinder body and the second cylinder body, which is convenient for clamping lithium batteries with different size rules and is beneficial to improving the response speed; there are no power elements in the clamping device housing of the clamping device for lithium battery processing of the present invention, and the transmission is realized by cooperating with the telescopic rod on the robotic arm, with low failure rate and convenient maintenance. Generally speaking, the clamping device for lithium battery processing of the present invention has a simple structure, practical functions and ingenious design, and effectively solves the problem that the movable teeth of the clamping device in the prior art usually act simultaneously or individually, and the working mode between the two is not convenient to adjust and cannot be applicable to aluminum batteries of different sizes and shapes. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below with reference to the drawings:

[0018] Figure 1 It is the front view of the clamping device for lithium battery processing of the present invention;

[0019] Figure 2 is Figure 1 the partial cross-sectional view (first working condition);

[0020] Figure 3 is Figure 1 the partial cross-sectional view (second working condition);

[0021] Figure 4 It is the rear view (partially sectioned) of the clamping device for lithium battery processing of the present invention;

[0022] Figure 5 is Figure 4 the partial enlarged view in

[0023] Figure 6 is Figure 2 the partial enlarged view in

[0024] Figure 7 It is the axonometric view of the movable teeth.

[0025] Description of reference numerals: 1. Manipulator body; 101. First connection plate; 102. First telescopic rod; 103. Second telescopic rod; 2. Gripper housing; 201. Second connection plate; 202. Connection bolt; 203. Gripper bottom plate; 3. First driver; 301. Slide rail; 302. Cross beam; 303. First connector; 304. First plug board; 305. Second plug board; 4. Second driver; 401. Second connector; 402. Third plug board; 5. First cylinder; 6. Second cylinder; 601. Slide block; 602. Reset elastic member; 603. Driving guide member; 7. Movable tooth; 701. Buffer pad; 702. Driving slope; 703. Limit block; 704. First plate member; 705. Reset tension spring; 706. Second plate member; 707. Fixed block; 708. Connecting rod. Detailed implementation mode

[0026] As Figures 1 to 7 shown, a clamping device for lithium battery processing includes a gripper housing 2, a first cylinder 5 and a second cylinder 6. The gripper housing 2 is arranged below the manipulator body 1. A second connection plate 201 is provided at the top of the gripper housing 2, and a first connection plate 101 is provided at the bottom of the manipulator body 1. The first connection plate 101 and the second connection plate 201 are detachably connected by a connection bolt 202. A first telescopic rod 102 that cooperates with the first connector 303 is arranged inside the manipulator body 1, and a second telescopic rod 103 that cooperates with the second connector 401 is arranged inside the manipulator body 1. For quick connection, the first connector 303 and the first telescopic rod 102 can be magnetically matched, and the second connector 401 and the second telescopic rod 103 can be magnetically matched. The gripper housing 2 of the clamping device for lithium battery processing in the present invention does not contain power elements, and realizes transmission by cooperating with the telescopic rods on the manipulator body 1, with low failure rate and convenient maintenance.

[0027] The first cylinder 5 and the second cylinder 6 are arranged on the gripper bottom plate 203 at the bottom of the gripper housing 2, and a first plug board 304 and a second plug board 305 that cooperate with the first cylinder 5 and the second cylinder 6 are arranged inside the gripper housing 2.

[0028] Specifically, a slide block 601 is provided at the top of the second cylinder 6. The second cylinder 6 is arranged inside the gripper bottom plate 203 of the gripper housing 2 in a left-right movable manner through the slide block 601, and a reset elastic member 602 that cooperates with the slide block 601 is arranged inside the gripper bottom plate 203.

[0029] On one side of the second cylinder body 6 away from the first cylinder body 5, a driving and guiding member 603 is provided. Inside the gripper housing 2, a second driver 4 is provided. The second driver 4 includes a second connector 401 and a third insertion plate 402. The lower end of the third insertion plate 402 is engaged with the driving and guiding member 603, and the second connector 401 is provided at the upper end of the third insertion plate 402. The second cylinder body 6 of the clamping device for lithium battery processing according to the present invention can move left and right, so as to adjust the distance between the first cylinder body 5 and the second cylinder body 6, which is convenient for clamping lithium batteries with different size rules and is beneficial to improving the response speed.

[0030] Inside the first cylinder body 5, several movable teeth 7 engaged with the first insertion plate 304 are provided. Inside the second cylinder body 6, several movable teeth 7 engaged with the second insertion plate 305 are provided; on the rear end face of the movable tooth 7, a fixing block 707 is provided, and a through hole engaged with the connecting rod 708 is opened on the fixing block 707.

[0031] A specific number of movable teeth 7 can be fixed through the connecting rod 708 to realize the linkage of a specific number of movable teeth 7. As Figure 2 and Figure 3 shown, on the movable tooth 7 of the clamping device for lithium battery processing according to the present invention, a fixing block 707 capable of being connected through the connecting rod 708 is provided. By selecting connecting rods 708 with different lengths, the linkage of different numbers of movable teeth 7 can be realized, so as to adapt to different working conditions.

[0032] Inside the movable tooth 7, a driving slope 702 engaged with the first insertion plate 304 or the second insertion plate 305 is provided; on the outer side of the movable tooth 7, a buffer pad 701 engaged with the lithium battery is provided.

[0033] On the front end face of the movable tooth 7, a first plate member 704 is provided, and a return tension spring 705 is provided on the first plate member 704. On the rear end face of the movable tooth 7, a second plate member 706 is provided, and the fixing block 707 is fixedly provided on the second plate member 706; on the movable tooth 7, a limiting block 703 engaged with the first cylinder body 5 and the second cylinder body 6 is provided.

[0034] Inside the gripper housing 2, a first driver 3 is provided. The first driver 3 includes a cross beam 302, a first insertion plate 304 and a second insertion plate 305. The first insertion plate 304 and the second insertion plate 305 are provided on the lower end face of the cross beam 302, and the bottom ends of the first insertion plate 304 and the second insertion plate 305 are provided with inclined surfaces engaged with the movable teeth 7.

[0035] A slide rail 301 that cooperates with the cross beam 302 is arranged inside the gripper housing 2, and a chute that cooperates with the slide rail 301 is provided on the cross beam 302; a first connector 303 is arranged at the top of the cross beam 302. The second plug board 305 is slidably arranged at the lower end of the cross beam 302.

[0036] The operation process of the present invention is as follows:

[0037] The first telescopic rod 102 on the robotic arm body 1 moves downward, drives the first driver 3 to move downward along the slide rail 301 through the first connector 303, and the first plug board 304 and the second plug board 305 on the first driver 3 move downward, thereby driving the movable tooth 7 to clamp the lithium battery.

[0038] The second telescopic rod 103 on the robotic arm body 1 moves downward, drives the second driver 4 to move downward through the second connector 401, and the third plug board 402 on the second driver 4 moves downward to cooperate with the driving guide 603 on the second cylinder 6, thereby realizing the adjustment of the distance between the first cylinder 5 and the second cylinder 6.

[0039] The embodiments described above are only descriptions of the preferred embodiments of the present invention, and do not limit the scope of the present invention. Without departing from the design spirit of the present invention, various deformations and improvements made by those of ordinary skill in the art to the technical solutions of the present invention shall fall within the protection scope determined by the claims of the present invention.

Claims

1. A clamping device for lithium battery processing, characterized in that: The invention comprises a clamping shell (2), a first cylinder (5) and a second cylinder (6), wherein the first cylinder (5) and the second cylinder (6) are arranged on a clamping bottom plate (203) at the bottom of the clamping shell (2), and a first plug plate (304) and a second plug plate (305) are arranged in the clamping shell (2) to cooperate with the first cylinder (5) and the second cylinder (6); a plurality of movable teeth (7) are arranged on the inner side of the first cylinder (5) to cooperate with the first plug plate (304), and a plurality of movable teeth (7) are arranged on the inner side of the second cylinder (6) to cooperate with the second plug plate (305); a fixing block (707) is arranged on the rear end surface of the movable tooth (7), and a through hole is opened on the fixing block (707) to cooperate with a connecting rod (708).

2. The lithium battery processing clamping device according to claim 1, characterized in that: A specific number of movable teeth (7) can be fixed by the connecting rod (708), thereby realizing linkage of the specific number of movable teeth (7).

3. The lithium battery processing clamping device according to claim 1, characterized in that: The inner side of the movable tooth (7) is provided with a driving slope (702) that cooperates with the first plug plate (304) or the second plug plate (305); and the outer side of the movable tooth (7) is provided with a buffer pad (701) that cooperates with the lithium battery.

4. The clamping device for lithium battery processing according to claim 3, characterized in that: A first plate member (704) is arranged on the front end face of the movable tooth (7), a reset tension spring (705) is arranged on the first plate member (704), a second plate member (706) is arranged on the rear end face of the movable tooth (7), the fixing block (707) is fixedly arranged on the second plate member (706); a limit block (703) cooperating with the first cylinder (5) and the second cylinder (6) is arranged on the movable tooth (7).

5. The lithium battery processing clamping device according to claim 1, characterized in that: A first driver (3) is arranged inside the clamp housing (2), and the first driver (3) comprises a crossbeam (302), a first plug plate (304) and a second plug plate (305), wherein the first plug plate (304) and the second plug plate (305) are arranged on the lower end surface of the crossbeam (302), and the bottom ends of the first plug plate (304) and the second plug plate (305) are provided with inclined surfaces that cooperate with the movable teeth (7).

6. The lithium battery processing clamping device according to claim 5, characterized in that: A slide rail (301) cooperating with the cross beam (302) is arranged in the clamp housing (2); a slide groove cooperating with the slide rail (301) is provided on the cross beam (302); and a first connector (303) is arranged at the top end of the cross beam (302).

7. The lithium battery processing clamping device according to claim 6, characterized in that: The second plug plate (305) is slidably arranged at the lower end of the crossbeam (302).

8. The lithium battery processing clamping device according to claim 6, characterized in that: A sliding seat (601) is arranged at the top end of the second cylinder (6), and the second cylinder (6) is arranged in the clamp base plate (203) of the clamp housing (2) so as to be movable leftward and rightward via the sliding seat (601), and a reset elastic member (602) cooperating with the sliding seat (601) is arranged in the clamp base plate (203).

9. The lithium battery processing clamping device according to claim 8, characterized in that: A driving guide (603) is provided on the side of the second cylinder (6) away from the first cylinder (5), and a second driver (4) is provided in the clamp housing (2). The second driver (4) includes a second connector (401) and a third plug plate (402), the lower end of the third plug plate (402) cooperates with the driving guide (603), and the upper end of the third plug plate (402) is provided with the second connector (401).

10. The lithium battery processing clamping device according to claim 1, characterized in that: A second connecting plate (201) is arranged at the top end of the clamp housing (2), and a first connecting plate (101) is arranged at the bottom end of the robot arm body (1); the first connecting plate (101) and the second connecting plate (201) are detachably connected via connecting bolts (202); a first telescopic rod (102) cooperating with a first connector (303) is arranged inside the robot arm body (1), and a second telescopic rod (103) cooperating with a second connector (401) is arranged inside the robot arm body (1).

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