Lithium battery protection plate machining clamp

Abstract

The utility model provides a lithium battery protection plate processing clamp, which relates to the technical field of processing clamps and comprises a cutting reference table, a plurality of calibration blocks are fixedly mounted in the cutting reference table, laser ranging sensors are fixedly mounted in the calibration blocks, and a rotary supporting table is fixedly mounted in a clamp base. The utility model has the advantages that a plurality of movable leveling and calibrating structures are arranged in the reference positioning structure for positioning the protection plate, and the laser ranging structures are arranged in the leveling and calibrating structures to detect the distance between the leveling and calibrating structures and the edges of the protection plate; the positions of the leveling calibration structures are adjusted according to the interval detection data of the leveling calibration structures, so that the intervals between the leveling calibration structures and the to-be-cut edges of the protection plates are the same, the protection plates with bevel edges can be effectively leveled and clamped, horizontal positioning of the protection plates with bevel edges is facilitated, and the cutting levelness is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of processing fixtures, in particular to a processing fixture for a lithium battery protection plate. Background Art

[0002] The lithium battery protection board can protect the series lithium battery pack from charge and discharge. When the lithium battery pack is fully charged, it can ensure that the voltage difference between each single cell is less than the set value, realize the equal charging of each single cell in the battery pack, effectively improve the charging effect under the series charging mode, and detect the overvoltage, undervoltage, overcurrent, short circuit, and overtemperature of each single cell in the battery pack to protect and extend the battery life. During the processing of the lithium battery protection board, it needs to be cut to meet the use requirements and facilitate subsequent processing. When cutting, a clamp is needed to clamp the protection board to ensure the stability of the cutting.

[0003] CN202321536137.X introduces a lithium battery protection plate processing fixture. By setting a linear drive module and a driven guide module, the longitudinal position of the protection plate can be adjusted to facilitate cutting of the protection plate. By setting a linear drive member and a second guide slide bar on one side of the driven guide module, the spacing between the linear drive module and the driven guide module can be adjusted according to the width of the protection plate, which is more practical. However, the fixture is not convenient for cutting beveled protection plates. The beveled protection plates are not easy to level, clamp and position due to the presence of the beveled edges, and cutting is very inconvenient. Utility Model Content

[0004] Therefore, the purpose of the present invention is to provide a lithium battery protection board processing fixture to solve the problems mentioned in the background technology and overcome the shortcomings of the prior art.

[0005] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides a lithium battery protection board processing fixture, including a fixture base, a cutting reference table is arranged at one end of the top of the fixture base, a plurality of calibration blocks are fixedly installed inside the cutting reference table, a laser ranging sensor is fixedly installed inside the calibration block, a rotating support table is fixedly installed inside the fixture base, a lithium battery protection board is placed on the top of the rotating support table, a telescopic clamping plate is arranged on one side of the lithium battery protection board, and a cutting pressing plate is fixedly installed on the top of the telescopic clamping plate and the cutting reference table.

[0006] Preferably, any of the above schemes has a rotating groove adapted to the rotating support platform formed inside the fixture base, and a movable groove adapted to the calibration block formed at the bottom of the cutting reference platform.

[0007] The above technical solution is adopted: the position of the cutting reference table is set on the fixture base so that the cutting end of the lithium battery protection board to be cut is in contact with the cutting reference table, and the cutting position of the lithium battery protection board is determined based on the cutting reference table.

[0008] Preferably, any of the above schemes comprises an electric telescopic rod and a movable block, wherein the electric telescopic rod is fixedly mounted inside the cutting reference table, and one end of the electric telescopic rod is fixedly mounted with a movable block movably connected to the cutting reference table.

[0009] The above technical solution is adopted: the extension and retraction of the electric telescopic rod is controlled according to the flatness of the end to be cut of the lithium battery protection board, so that the electric telescopic rod drives the movable block to move the position, and the movable block is used to fill the recessed part of the end to be cut of the lithium battery protection board, thereby ensuring the flatness of the cut end of the lithium battery protection board and reducing the generation of waste.

[0010] Preferably, any of the above schemes is that a fixing groove adapted to the laser distance measuring sensor is provided inside the movable block, and the laser distance measuring sensor is located on one side of the lithium battery protection board.

[0011] The above technical solution is adopted: the distance between the movable block and the end face of the lithium battery protection board is detected by a laser ranging sensor, the values ​​of each detected distance are compared, and the electric telescopic rod is controlled according to the difference in values ​​to drive the movable block to move until the detected values ​​are the same.

[0012] Preferably, any of the above schemes comprises a driving motor and a rotating table, wherein the driving motor is fixedly mounted on the bottom of the clamp base, the output shaft of the driving motor is fixedly mounted on the rotating table which is rotatably connected to the clamp base, and the lithium battery protection plate is placed on the top surface of the rotating table.

[0013] The above technical solution is adopted: after placing the lithium battery protection board on the rotating table, the driving motor output power is controlled to drive the rotating table to rotate according to the cutting requirements of the lithium battery protection board, so that the rotating table drives the lithium battery protection board to rotate and converts the edge of the lithium battery protection board that needs to be cut.

[0014] Preferably, any of the above schemes includes a telescopic clamping plate comprising a telescopic cylinder and a clamping platform, wherein the telescopic cylinder is fixedly mounted on one end of the clamp base, and the clamping platform is fixedly mounted on the output end of the telescopic cylinder.

[0015] The above technical solution is adopted: according to the needs of rotation adjustment or positioning and fixing of the lithium battery protection plate, the telescopic cylinder is controlled to extend and retract, so that the telescopic cylinder drives the clamping table to move, so that the clamping table loosens or clamps the lithium battery protection plate.

[0016] Preferably, any of the above schemes is that the cutting and pressing plate comprises a pneumatic telescopic rod and a pressing table, the top ends of the cutting reference table and the clamping table are fixedly mounted with the pneumatic telescopic rod, and the top end of the pneumatic telescopic rod is fixedly mounted with the pressing table.

[0017] The above technical solution is adopted: after the lithium battery protection plate is clamped, the pneumatic telescopic rod is controlled to extend and retract to drive the pressing table to move up and down, so that the pressing table presses the lithium battery protection plate to ensure the stability of the cutting of the lithium battery protection plate.

[0018] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0019] 1. A plurality of movable leveling and calibration structures are arranged inside the reference positioning structure for positioning the protection plate, and a laser ranging structure is arranged inside the leveling and calibration structure to detect the distance between it and the edge of the protection plate. The position of the leveling and calibration structure is adjusted according to the distance detection data of each leveling and calibration structure, so that the distance between each leveling and calibration structure and the edge of the protection plate to be cut is the same, so that the protective plate with the beveled edge can be effectively leveled and clamped, which is convenient for horizontal positioning of the protective plate with the beveled edge and improves the horizontality of the cutting.

[0020] 2. A rotating structure that can drive the protection plate to rotate is set inside the fixture. According to the requirements for cutting different sides of the protection plate, the rotating structure drives the protection plate to rotate, so that different sides of the protection plate can be cut.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0023] Figure 1 It is a structural schematic diagram according to an embodiment of the utility model;

[0024] Figure 2 It is a schematic diagram of the structure of the calibration block according to an embodiment of the utility model;

[0025] Figure 3 It is a structural schematic diagram of a rotating support platform according to an embodiment of the utility model;

[0026] Figure 4 It is a schematic diagram of the cross-sectional structure of a cutting reference platform according to an embodiment of the utility model;

[0027] Among them: 1- fixture base, 2- cutting reference table, 3- calibration block, 31- electric telescopic rod, 32- movable block, 4- laser ranging sensor, 5- rotating support table, 51- driving motor, 52- rotating table, 6- lithium battery protection plate, 7- telescopic clamping plate, 71- telescopic cylinder, 72- clamping table, 8- cutting pressing plate, 81- pneumatic telescopic rod, 82- pressing table. DETAILED DESCRIPTION

[0028] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0029] like Figure 1-4 As shown, a lithium battery protection board processing fixture of an embodiment of the utility model includes a fixture base 1, a cutting reference table 2 is arranged at one end of the top of the fixture base 1, a plurality of calibration blocks 3 are fixedly installed inside the cutting reference table 2, a laser ranging sensor 4 is fixedly installed inside the calibration block 3, a rotating support table 5 is fixedly installed inside the fixture base 1, a lithium battery protection board 6 is placed on the top of the rotating support table 5, a telescopic clamping plate 7 is arranged on one side of the lithium battery protection board 6, and a cutting pressing plate 8 is fixedly installed on the top of the telescopic clamping plate 7 and the cutting reference table 2.

[0030] Preferably, any of the above schemes has a rotating groove adapted to the rotating support platform 5 formed inside the fixture base 1 , and a movable groove adapted to the calibration block 3 formed at the bottom of the cutting reference platform 2 .

[0031] The above technical solution is adopted: the cutting reference table 2 is set on the fixture base 1 so that the cutting end of the lithium battery protection board 6 to be cut fits with the cutting reference table 2, and the cutting position of the lithium battery protection board 6 is determined based on the cutting reference table 2.

[0032] Preferably, any of the above schemes comprises a calibration block 3 including an electric telescopic rod 31 and a movable block 32 , wherein the electric telescopic rod 31 is fixedly mounted inside the cutting reference table 2 , and one end of the electric telescopic rod 31 is fixedly mounted with a movable block 32 movably connected to the cutting reference table 2 .

[0033] The above technical solution is adopted: the extension and retraction of the electric telescopic rod 31 is controlled according to the flatness of the end to be cut of the lithium battery protection board 6, so that the electric telescopic rod 31 drives the movable block 32 to move the position, and the movable block 32 is used to fill the recessed part of the end to be cut of the lithium battery protection board 6, thereby ensuring the flatness of the cut end of the lithium battery protection board 6 and reducing the generation of waste.

[0034] Preferably, any of the above solutions has a fixing groove adapted to the laser distance sensor 4 opened inside the movable block 32 , and the laser distance sensor 4 is located on one side of the lithium battery protection board 6 .

[0035] The above technical solution is adopted: the distance between the movable block 32 and the end face of the lithium battery protection plate 6 is detected by the laser ranging sensor 4, the values ​​of each detected distance are compared, and the electric telescopic rod 31 is controlled according to the difference in values ​​to drive the movable block 32 to move until each detected value is the same.

[0036] Preferably, from any of the above schemes, the rotating support platform 5 includes a driving motor 51 and a rotating platform 52, the driving motor 51 is fixedly mounted on the bottom of the clamp base 1, the output shaft of the driving motor 51 is fixedly mounted with the rotating platform 52 which is rotatably connected to the clamp base 1, and the lithium battery protection plate 6 is placed on the top surface of the rotating platform 52.

[0037] The above technical solution is adopted: after the lithium battery protection plate 6 is placed on the rotating table 52, the driving motor 51 is controlled to output power to drive the rotating table 52 to rotate according to the cutting requirements of the lithium battery protection plate 6, so that the rotating table 52 drives the lithium battery protection plate 6 to rotate, and the edge of the lithium battery protection plate 6 that needs to be cut is converted.

[0038] Preferably, any of the above schemes comprises a telescopic clamping plate 7 including a telescopic cylinder 71 and a clamping platform 72 . The telescopic cylinder 71 is fixedly mounted on one end of the clamp base 1 , and the clamping platform 72 is fixedly mounted on the output end of the telescopic cylinder 71 .

[0039] The above technical solution is adopted: according to the requirements of rotation adjustment or positioning and fixing of the lithium battery protection plate 6, the telescopic cylinder 71 is controlled to extend and retract, so that the telescopic cylinder 71 drives the clamping platform 72 to move, so that the clamping platform 71 loosens or clamps the lithium battery protection plate 6.

[0040] Preferably, from any of the above schemes, the cutting pressing plate 8 comprises a pneumatic telescopic rod 81 and a clamping platform 82 , the pneumatic telescopic rod 81 is fixedly mounted on the top of the cutting reference platform 2 and the clamping platform 72 , and the clamping platform 82 is fixedly mounted on the top of the pneumatic telescopic rod 81 .

[0041] The above technical solution is adopted: after the lithium battery protection plate 4 is clamped, the pneumatic telescopic rod 81 is controlled to extend and retract to drive the pressing platform 82 to move up and down, so that the pressing platform 82 presses the lithium battery protection plate 4 to ensure the stability of the cutting of the lithium battery protection plate 4.

[0042] The utility model is a lithium battery protection board processing fixture, the working principle is as follows:

[0043] Place the lithium battery protection plate 6 on the rotating table 52, control the telescopic cylinder 71 to push the clamping table 72 to push the lithium battery protection plate 6 toward the cutting reference table 2. During this process, the laser ranging sensor 4 detects the distance, and controls the electric telescopic rod 31 to push the movable block 32 to move according to the detection data, so that the movable block 32 supports one side of the lithium battery protection plate 6, and the movable block 32 and the clamping table 72 form a clamp for the lithium battery protection plate 6.

[0044] Compared with the prior art, the present invention has the following beneficial effects:

[0045] 1. A plurality of movable leveling and calibration structures are arranged inside the reference positioning structure for positioning the protection plate, and a laser ranging structure is arranged inside the leveling and calibration structure to detect the distance between it and the edge of the protection plate. The position of the leveling and calibration structure is adjusted according to the distance detection data of each leveling and calibration structure, so that the distance between each leveling and calibration structure and the edge of the protection plate to be cut is the same, so that the protective plate with the beveled edge can be effectively leveled and clamped, which is convenient for horizontal positioning of the protective plate with the beveled edge and improves the horizontality of the cutting.

[0046] 2. A rotating structure that can drive the protection plate to rotate is set inside the fixture. According to the requirements for cutting different sides of the protection plate, the rotating structure drives the protection plate to rotate, so that different sides of the protection plate can be cut.

Claims

1. A lithium battery protection board processing fixture, comprising a fixture base (1), wherein a cutting reference platform (2) is provided at one end of the top of the fixture base (1), characterized in that: A plurality of calibration blocks (3) are fixedly installed inside the cutting reference table (2), a laser distance measuring sensor (4) is fixedly installed inside the calibration block (3), a rotating support table (5) is fixedly installed inside the clamp base (1), a lithium battery protection plate (6) is placed on the top of the rotating support table (5), a telescopic clamping plate (7) is provided on one side of the lithium battery protection plate (6), and a cutting pressing plate (8) is fixedly installed on the top of the telescopic clamping plate (7) and the cutting reference table (2).

2. A lithium battery protection board processing fixture as claimed in claim 1, characterized in that: The fixture base (1) has a rotating groove inside that matches the rotating support platform (5), and the cutting reference platform (2) has a movable groove at the bottom that matches the calibration block (3).

3. A lithium battery protection board processing fixture as claimed in claim 2, characterized in that: The calibration block (3) comprises an electric telescopic rod (31) and a movable block (32); the electric telescopic rod (31) is fixedly mounted inside the cutting reference platform (2); and one end of the electric telescopic rod (31) is fixedly mounted with the movable block (32) movably connected to the cutting reference platform (2).

4. A lithium battery protection board processing fixture as claimed in claim 3, characterized in that: A fixing groove adapted to the laser distance measuring sensor (4) is provided inside the movable block (32), and the laser distance measuring sensor (4) is located on one side of the lithium battery protection board (6).

5. A lithium battery protection board processing fixture as claimed in claim 4, characterized in that: The rotating support platform (5) comprises a driving motor (51) and a rotating platform (52); the driving motor (51) is fixedly mounted on the bottom of the clamp base (1); the output shaft of the driving motor (51) is fixedly mounted with the rotating platform (52) rotatably connected to the clamp base (1); and the lithium battery protection plate (6) is placed on the top surface of the rotating platform (52).

6. A lithium battery protection board processing fixture as claimed in claim 5, characterized in that: The telescopic clamping plate (7) comprises a telescopic cylinder (71) and a clamping platform (72); the telescopic cylinder (71) is fixedly mounted on one end of the clamp base (1); and the clamping platform (72) is fixedly mounted on the output end of the telescopic cylinder (71).

7. A lithium battery protection board processing fixture as claimed in claim 6, characterized in that: The cutting pressing plate (8) comprises a pneumatic telescopic rod (81) and a pressing platform (82); the top ends of the cutting reference platform (2) and the clamping platform (72) are fixedly mounted with the pneumatic telescopic rod (81); and the top end of the pneumatic telescopic rod (81) is fixedly mounted with the pressing platform (82).

Images