A new energy battery shell strength detection device

Abstract

The utility model discloses a new energy battery shell strength detection device, which relates to the field of new energy battery detection technology, including a first telescopic mechanism, a pressing block, a moving block, a measuring block and a workbench, wherein the first telescopic mechanism can drive the pressing block to move in a direction close to or away from the workbench, and the pressing block can drive the moving block to move along the measuring block, and the measuring block is provided with a length and pressure scale. The utility model has the advantages that the device can realize intuitive viewing of the distance moved by the pressing block and the pressure applied to the battery shell, which is convenient for testers to record and control the pressure.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy battery detection, in particular to a new energy battery shell strength detection device. Background Art

[0002] New energy vehicles refer to vehicles that use unconventional automotive fuels as their power source (or use conventional automotive fuels and adopt new on-board power devices), and integrate advanced technologies in vehicle power control and drive to form vehicles with advanced technical principles, new technologies, and new structures. New energy vehicles include pure electric vehicles, extended-range electric vehicles, hybrid vehicles, fuel cell electric vehicles, hydrogen engine vehicles, etc.

[0003] The patent document with announcement number CN211528027U discloses a new energy vehicle battery shell strength detection device, including a workbench, electric push rods are fixedly installed on both sides of the top of the workbench, and the opposite ends of the two electric push rods are fixedly connected to extrusion positioning devices. A sliding frame is provided on the workbench, and a cylinder is installed on the sliding frame. A rotating seat is provided at the bottom end of the cylinder. The rotating seat is slidably connected to the sliding frame, and an extrusion mechanism is provided on the rotating seat. When testing the battery shell, the electric push rods are used to push the extrusion positioning device to detect whether the two sides of the battery shell meet the pressure requirements. At the same time, the cylinder is used to push the extrusion mechanism to detect whether the strength of the battery shell meets the requirements. The existing detection device is not convenient for intuitively checking the distance moved by the extrusion mechanism and the pressure applied to the battery shell during the detection process, and is inconvenient to use. Utility Model Content

[0004] The technical problem to be solved by the utility model is how to visually check the moving distance of the squeezing mechanism and the pressure applied to the battery shell during the battery shell strength detection process.

[0005] The utility model solves the above technical problems through the following technical means: a new energy battery shell strength detection device, including a first telescopic mechanism, a pressure block, a moving block, a measuring block and a workbench, wherein the first telescopic mechanism can drive the pressure block to move in a direction close to or away from the workbench, and the pressure block can drive the moving block to move along the measuring block, and the measuring block is provided with a length and pressure scale. When the device is used, the battery shell is first placed on the workbench, and then the first telescopic mechanism drives the pressure block to move in a direction close to the workbench, so that the pressure block acts on the battery shell, and the pressure block drives the moving block to move along the measuring block. The tester can visually view the distance moved by the pressure block and the pressure applied to the battery shell by observing the scale corresponding to the moving block, which is convenient for the tester to record and control the pressure.

[0006] As an optimized technical solution, the new energy battery casing strength detection device also includes a traction line, and the top two sides of the pressing block are connected to movable blocks symmetrically arranged on both sides of the pressing block through traction lines, and measuring blocks are symmetrically arranged on both sides of the pressing block. The length direction of the measuring block is parallel to the telescopic direction of the first telescopic mechanism, and the movable block is movably arranged on the measuring block.

[0007] As an optimized technical solution, the two sides of the pressure block are symmetrically provided with hanging pulleys, and the traction lines on the two sides of the pressure block are respectively wound around the corresponding hanging pulleys. The hanging pulleys and the traction lines are used to pull the moving block, and the hanging pulleys can not only tighten the traction lines to reduce experimental errors, but also reduce the wear of the traction lines.

[0008] As an optimized technical solution, the new energy battery shell strength detection device also includes a detection box, the first telescopic mechanism is fixedly connected to the top outer side of the detection box and the output end extends into the detection box, and the pressure block, traction line, hanging pulley, moving block, measuring block and workbench are all arranged in the detection box.

[0009] As an optimized technical solution, the pressing block is fixedly connected to the output end of the first telescopic mechanism, the workbench is arranged directly below the first telescopic mechanism and fixedly connected to the bottom of the detection box, the hanging pulley is fixedly connected to the top of the detection box, and the two ends of the measuring block are respectively fixedly connected to the top and bottom of the detection box.

[0010] As an optimized technical solution, the new energy battery shell strength detection device also includes a base, which is fixedly connected to the bottom of the detection box, and the bottom of the base is provided with moving wheels.

[0011] As an optimized technical solution, the moving block includes a slider and a ball bearing, the two sides of the slider are rotatably connected with the ball bearings, the two sides of the inner wall of the measuring block are provided with slide grooves, and the two sides of the moving block contact the slide grooves through the ball bearings. The ball bearings can improve the smoothness of the moving block moving on the measuring block and reduce the error of the detection data.

[0012] As an optimized technical solution, the workbench includes a workbench body, a limit groove and a clamping piece. A limit groove is provided at the top middle position of the workbench body, and clamping pieces are provided at the four corners of the limit groove. The limit groove can initially limit the battery housing placed inside it, and the clamping piece can clamp the four sides of the battery housing to prevent the battery housing from being offset during detection, resulting in errors in the detection data.

[0013] As an optimized technical solution, the clamping member includes a second telescopic mechanism and a clamping block; the second telescopic mechanism is fixedly connected to the workbench body; the clamping block adopts a bending structure that matches the angles of adjacent sides of the battery shell, and the clamping block is fixedly connected to the output end of the second telescopic mechanism and slidably cooperates with the workbench body.

[0014] As an optimized technical solution, the bottom of the pressing block and the inner side of the clamping block are both provided with a friction structure, which can increase the friction coefficient between the pressing block and the clamping block and the battery housing, thereby improving the accuracy of detection.

[0015] The advantages of the utility model are:

[0016] 1. When the device is used, the battery shell is first placed on the workbench, and then the first telescopic mechanism drives the pressing block to move toward the workbench, so that the pressing block acts on the battery shell, and the pressing block drives the moving block to move along the measuring block. The tester can visually view the distance moved by the pressing block and the pressure applied to the battery shell by observing the scale corresponding to the moving block, which is convenient for the tester to record and control the pressure.

[0017] 2. Use the hanging pulley and traction line to pull the moving block. The hanging pulley can not only tighten the traction line to reduce the experimental error, but also reduce the wear of the traction line.

[0018] 3. The ball bearing can improve the smoothness of the moving block on the measuring block and reduce the error of the detection data.

[0019] 4. The limiting groove can initially limit the battery housing placed inside it, and the clamping piece can clamp the battery housing on all sides to prevent the battery housing from shifting during detection, resulting in errors in the detection data.

[0020] 5. The friction structure can increase the friction coefficient between the pressing block and the clamping block and the battery housing, thereby improving the accuracy of detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a front view schematic diagram of a new energy battery casing strength detection device according to an embodiment of the utility model.

[0022] Figure 2 This is a schematic diagram of the connection relationship between the traction line, the moving block and the measuring block in an embodiment of the utility model.

[0023] Figure 3 It is a front view schematic diagram of the moving block of an embodiment of the utility model.

[0024] Figure 4 It is a partial axonometric schematic diagram of a workbench according to an embodiment of the utility model.

[0025] Figure 5It is a schematic isometric view of the clamping member according to an embodiment of the utility model. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described in combination with the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0027] like Figure 1 , Figure 2 As shown, an embodiment of the utility model discloses a new energy battery shell strength detection device, including a base 1, a detection box 2, a first telescopic mechanism 3, a pressure block 4, a traction line 5, a hanging pulley 6, a moving block 7, a measuring block 8, a workbench 9 and a friction structure 10.

[0028] The base 1 is fixedly connected to the bottom of the detection box 2, and a moving wheel is arranged at the bottom of the base 1; the first telescopic mechanism 3 adopts a hydraulic telescopic rod, the first telescopic mechanism 3 is fixedly connected to the center position of the top outer side of the detection box 2 and the output end extends into the detection box 2, the pressing block 4, the traction line 5, the hanging pulley 6, the moving block 7, the measuring block 8, the workbench 9 and the friction structure 10 are all arranged in the detection box 2; the pressing block 4 is fixedly connected to the output end of the first telescopic mechanism 3, the workbench 9 is arranged directly below the first telescopic mechanism 3 and fixedly connected to the bottom of the detection box 2, and the first telescopic mechanism 3 can drive the pressing block 4 to move in the direction close to or away from the workbench 9; the two sides of the top of the pressing block 4 are respectively connected to the moving blocks 7 symmetrically arranged on both sides of the pressing block 4 through the traction line 5, and the measuring blocks 8 are symmetrically arranged on both sides of the pressing block 4. The length direction of the gauge block 8 is parallel to the telescopic direction of the first telescopic mechanism 3 and the two ends are fixedly connected to the top and bottom of the detection box 2 respectively. The movable block 7 is movably arranged on the measuring block 8; the pressing block 4 can drive the movable block 7 to move along the measuring block 8 through the traction line 5, and the measuring block 8 is provided with length and pressure scales; the pressing block 4 is also symmetrically provided with hanging pulleys 6 on both sides, and the hanging pulleys 6 are fixedly connected to the top of the detection box 2. The traction lines 5 on both sides of the pressing block 4 are respectively wound around the corresponding hanging pulleys 6, and the hanging pulleys 6 can not only tighten the traction lines 5 to reduce the experimental error, but also reduce the wear of the traction lines 5; a friction structure 10 is arranged at the bottom of the pressing block 4, and the friction structure 10 adopts a soft rubber pad fixed by bonding. The friction structure 10 can increase the friction coefficient between the pressing block 4 and the battery shell, thereby improving the accuracy of the detection.

[0029] like Figure 3As shown, the moving block 7 includes a slider 71 and a ball 72. The two sides of the slider 71 are rotatably connected with the ball 72. The two sides of the inner wall of the measuring block 8 are respectively provided with sliding grooves. The two sides of the moving block 7 contact the sliding grooves through the ball 72 respectively. The ball 72 can improve the smoothness of the movement of the moving block 7 on the measuring block 8 and reduce the error of the detection data.

[0030] like Figure 4 As shown, the workbench 9 includes a workbench body 91, a limiting groove 92 and a clamping member 93; a limiting groove 92 is provided at the top middle position of the workbench body 91, and the limiting groove 92 can preliminarily limit the battery shell placed therein; clamping members 93 are respectively provided at the four corners inside the limiting groove 92, and the clamping members 93 can clamp the four sides of the battery shell to prevent the battery shell from being offset during detection and causing errors in the detection data.

[0031] like Figure 5 As shown, the clamping member 93 includes a second telescopic mechanism 931 and a clamping block 932; the second telescopic mechanism 931 adopts an electric telescopic rod, and the second telescopic mechanism 931 is fixedly connected to the workbench body 91; the clamping block 932 adopts a bending structure that matches the angle of adjacent side surfaces of the battery shell, and the clamping block 932 is fixedly connected to the output end of the second telescopic mechanism 931 and slidably cooperates with the workbench body 91; the second telescopic mechanisms 931 of the four clamping members 93 drive the corresponding clamping blocks 932 to move along the length direction of the limiting groove 92 in pairs, or the second telescopic mechanisms 931 of the four clamping members 93 drive the corresponding clamping blocks 932 to move along the width direction of the limiting groove 92 in pairs, so as to clamp the battery shell on all sides; a friction structure 10 is also provided on the inner side of the clamping block 932, and the friction structure 10 adopts a soft rubber pad fixed by bonding, and the friction structure 10 can improve the friction coefficient between the clamping block 932 and the battery shell, thereby improving the accuracy of detection.

[0032] Working principle: When in use, first place the battery shell in the limit groove 92 of the workbench 9 for preliminary limiting, and at the same time, the second telescopic mechanism 931 drives the clamping block 932 to move to clamp the battery shell on all sides; then the first telescopic mechanism 3 drives the pressure block 4 to descend, so that the pressure block 4 acts on the battery shell; while the pressure block 4 descends, the moving block 7 is driven to rise along the measuring block 8 through the traction line 5, and the tester observes the scale corresponding to the moving block 7 to intuitively view the distance moved by the pressure block 4 and the pressure applied to the battery shell, which is convenient for the tester to record and control the pressure; after the test is completed, the first telescopic mechanism 3 drives the pressure block 4 to rise, and at this time the moving block 7 with a certain mass drives the traction line 5 to move down and back to the initial position.

[0033] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A new energy battery shell strength detection device, characterized in that: It includes a first telescopic mechanism, a pressure block, a moving block, a measuring block and a workbench. The first telescopic mechanism can drive the pressure block to move in a direction close to or away from the workbench. The pressure block can drive the moving block to move along the measuring block. The measuring block is provided with length and pressure scales.

2. The new energy battery shell strength detection device according to claim 1 is characterized in that: The new energy battery casing strength detection device also includes a traction line, and the top two sides of the pressing block are connected to movable blocks symmetrically arranged on both sides of the pressing block through the traction line. Measuring blocks are symmetrically arranged on both sides of the pressing block, and the length direction of the measuring block is parallel to the telescopic direction of the first telescopic mechanism. The movable block is movably arranged on the measuring block.

3. The new energy battery shell strength detection device according to claim 2 is characterized in that: Hanging pulleys are symmetrically arranged on both sides of the pressing block, and the traction lines on both sides of the pressing block are respectively wound around the corresponding hanging pulleys.

4. The new energy battery shell strength detection device according to claim 3 is characterized in that: The new energy battery shell strength detection device also includes a detection box, the first telescopic mechanism is fixedly connected to the top outer side of the detection box and the output end extends into the detection box, and the pressing block, traction line, hanging pulley, moving block, measuring block and workbench are all arranged in the detection box.

5. The new energy battery shell strength detection device according to claim 4 is characterized in that: The pressing block is fixedly connected to the output end of the first telescopic mechanism, the workbench is arranged directly below the first telescopic mechanism and fixedly connected to the bottom of the detection box, the hanging pulley is fixedly connected to the top of the detection box, and the two ends of the measuring block are respectively fixedly connected to the top and bottom of the detection box.

6. The new energy battery shell strength detection device according to claim 4 is characterized in that: The new energy battery shell strength detection device also includes a base, which is fixedly connected to the bottom of the detection box, and the bottom of the base is provided with moving wheels.

7. The new energy battery shell strength detection device according to claim 1 is characterized in that: The moving block comprises a slider and a ball bearing, the two sides of the slider are rotatably connected with the ball bearings respectively, the two sides of the inner wall of the measuring block are respectively provided with sliding grooves, and the two sides of the moving block contact the sliding grooves respectively through the ball bearings.

8. The new energy battery shell strength detection device according to claim 1 is characterized in that: The workbench comprises a workbench body, a limiting groove and a clamping piece. The limiting groove is arranged at the middle position of the top of the workbench body, and the clamping pieces are respectively arranged at the four corners of the limiting groove.

9. The new energy battery shell strength detection device according to claim 8, characterized in that: The clamping member includes a second telescopic mechanism and a clamping block; the second telescopic mechanism is fixedly connected to the workbench body; the clamping block adopts a bending structure that matches the angles of adjacent sides of the battery shell, and the clamping block is fixedly connected to the output end of the second telescopic mechanism and slidably cooperates with the workbench body.

10. The new energy battery shell strength detection device according to claim 9, characterized in that: The bottom of the pressing block and the inner side of the clamping block are both provided with friction structures.

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