Storage battery patch bonding strength detection device

Abstract

The utility model provides a storage battery patch bonding strength detection device which comprises a base, two polished rods are fixedly connected to the upper end of the base, a fixing plate is fixedly connected to the upper ends of the polished rods, a lifting plate is arranged on the polished rods in a sliding mode, and a screw is rotationally connected to the middle of the fixing plate. The screw extends downwards and is in threaded connection with a lifting plate, a vacuum generator is fixedly connected to one side of the lifting plate, a hanging rod is fixedly connected to the middle of one side of the lifting plate, a dynamometer is arranged on the hanging rod, a suction cup is arranged on a hook at the lower end of the dynamometer, and a second air pipe is fixedly connected to the negative pressure end of the vacuum generator. The other end of the second air pipe communicates with the suction cup. According to the invention, during testing, positioning and fixing of various types of batteries can be completed rapidly, the bonding strength of battery patches can be tested, the operation is convenient, the device is convenient to use, and the accuracy of test values and the working efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of battery production, and particularly relates to a detection device for the bonding strength of a face sheet of a storage battery. BACKGROUND

[0002] In the production process of a storage battery, the bonding strength of a face sheet after ultrasonic sealing needs to be tested. In the prior art, a connecting piece is arranged on the face sheet at the upper end of the battery, and a force gauge is used to hook the connecting piece and pull it up by manpower during measurement. However, the pulling direction is not vertical upward, and the pulling force is unstable, which may easily damage the face sheet of the battery. SUMMARY

[0003] To solve the above problems, the present application discloses a detection device for the bonding strength of a face sheet of a storage battery, which comprises a base, a battery placed on the upper end of the base, a face sheet ultrasonically welded on the upper end of the battery, two light rods fixedly connected to the upper end of the base, a fixed plate fixedly connected to the upper ends of the light rods, a lifting plate slidingly arranged on the light rods, a screw rod rotatably connected to the middle part of the fixed plate, the screw rod extending downward and being threadedly connected to the lifting plate, and a vacuum generator fixedly connected to one side of the lifting plate. The screw rod is rotated to make the lifting plate ascend or descend, and the vacuum generator is used to introduce positive pressure gas, and a negative pressure is generated at one port.

[0004] One side of the lifting plate is fixedly connected to a hanging rod, a force gauge is arranged on the hanging rod, a suction cup is arranged on the lower end of the force gauge, and the suction cup is located directly above the face sheet. A second air pipe is fixedly connected to the negative pressure port of the vacuum generator, and the other end of the second air pipe is in communication with the suction cup. During use, the lifting plate is lowered, and the suction cup is attached to the upper surface of the face sheet. Then, the vacuum generator is operated to generate a negative pressure to adsorb the face sheet. At this time, the screw rod is rotated to make the lifting plate ascend, that is, the suction cup is pulled upward, and the force gauge is read during the process.

[0005] Preferably, clamps and stop pieces are fixedly connected to the upper end of the base on both sides, and the battery is located between the clamps and the stop pieces. The clamps and the stop pieces are used to clamp and fix the battery on the base.

[0006] Preferably, an air valve is fixedly connected to the upper end of the base, a first air pipe is fixedly connected to the output end of the air valve, and the other end of the first air pipe is fixedly connected to the input end of the vacuum generator. The air valve is opened to inject gas into the vacuum generator through the first air pipe.

[0007] Preferably, a gas supply pipe is fixedly connected to the input end of the air valve. The gas supply pipe is in communication with an external gas source.

[0008] The upper end of the screw rod is fixedly connected with a rotating handle. The rotating handle is rotated to drive the screw rod to rotate, so that the lifting plate is lifted and lowered.

[0009] The present application has the following advantages: the clamp, the screw lifting device, the common tension meter and the pneumatic control are provided, the face sheet adhesion test can be quickly performed, the battery can be quickly fixed and conveniently operated, the battery is operated, the face sheet adhesion is quickly displayed, the original manual fixing of the battery, the manual pulling control of the lifting of the tension meter and the operation of the common suction cup on the face sheet of the battery are omitted, the device has a simple structure and can be quickly positioned and adjusted according to the position of the face sheet of the battery, the battery is quickly fixed, the unstable manual operation is prevented, the test data is affected, the problems of the manual pulling operation, the difficulty in controlling the fixed battery and the unstable test data of the previous device are solved. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 is a front perspective view of the present application;

[0011] Figure 2 is a back perspective view of the present application.

[0012] LIST OF REFERENCE NUMBERS

[0013] 1, base; 2, battery; 3, face sheet; 4, air supply pipe; 5, air valve; 6, first air pipe; 7, clamp; 8, light rod; 9, second air pipe; 10, vacuum generator; 11, lifting plate; 12, fixed plate; 13, rotating handle; 14, screw rod; 15, hanging rod; 16, tension meter; 17, suction cup; 18, stopper. DETAILED DESCRIPTION

[0014] The present application will be further illustrated by the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present application and are not used to limit the scope of the present application. It should be noted that the words "front", "back", "left", "right", "up" and "down" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" refer to the directions towards or away from the geometric center of a particular component.

[0015] As Figures 1-2As shown, a kind of battery face piece adhesive strength detection device, including base 1, base 1 is rectangular plate piece, the upper end of base 1 is placed with battery 2, the upper end of battery 2 is ultrasonically welded with face piece 3, battery 2 is the product to be measured, and face piece 3 is the specific part of test, the upper end of base 1 is fixedly connected with two light poles 8, the upper end of light pole 8 is fixedly connected with fixed plate 12, i.e. the both ends of fixed plate 12 are inserted with bolt, and the two bolts are respectively and light pole 8 screw connection, light pole 8 is slidably provided with lifting plate 11, i.e. lifting plate 11 can be slid up and down on light pole 8, the middle part of fixed plate 12 is rotatably connected with screw rod 14, screw rod 14 extends downward and is screw connected with lifting plate 11, rotating screw rod 14, the lifting of lifting plate 11 or the lowering is realized, one side of lifting plate 11 is fixedly connected with vacuum generator 10, for generating negative pressure, and its working principle is that when high-speed airflow is sprayed from nozzle, a low-pressure area will be formed around the nozzle outlet, and the negative pressure generated by the low-pressure area can "suck" the surrounding air into, and this phenomenon is called "suction flow". Because the jet airflow forms a low-pressure area in the suction chamber, the pressure in the suction chamber is lower than the atmospheric pressure around it, thereby generating vacuum. With the continuous suction of external air into the low-pressure area in the suction chamber, the suction or extraction function to the target object is finally realized.

[0016] The middle part of one side of lifting plate 11 is fixedly connected with hanging rod 15, and force gauge 16 is arranged on hanging rod 15, for measuring the connecting strength of face piece 3 and battery 2, the lower end of hook of force gauge 16 is provided with suction disc 17, and suction disc 17 is located directly above face piece 3, and suction disc 17 is adsorbed on face piece 3, the negative pressure end of vacuum generator 10 is fixedly connected with second air pipe 9, the other end of second air pipe 9 is communicated with suction disc 17, during detection, vacuum generator 10 works, at the same time, suction disc 17 is adsorbed on the surface of face piece 3, rotating screw rod 14 makes lifting plate 11 rise, at this time, face piece 3 is lifted through hanging rod 15, force gauge 16 and suction disc 17, and the reading is read during the process, to judge whether the connecting strength between face piece 3 and battery 2 meets the needs.

[0017] The upper end of base 1 is fixedly connected with clamp 7 and stop piece 18, and battery 2 is located between clamp 7 and stop piece 18. Clamp 7 includes base, push plate, push rod, handle and the like, by rotating handle, push rod pushes and pulls push plate, as shown in detail Figure 1 As shown, clamp 7 cooperates with stop piece 18 to clamp and fix battery 2.

[0018] The upper end of base 1 is fixedly connected with air valve 5, the output end of air valve 5 is fixedly connected with first air pipe 6, and the other end of first air pipe 6 is fixedly connected with the input end of vacuum generator 10. Open air valve 5, and inject gas into vacuum generator 10 through first air pipe 6.

[0019] The input end of the air valve 5 is fixedly connected with the air supply pipe 4. The air supply pipe 4 is connected with an external air source, so as to provide air for use of the device.

[0020] The upper end of the screw rod 14 is fixedly connected with the rotating handle 13. The rotating handle 13 is rotated to drive the screw rod 14 to rotate, so that the lifting plate 11 is lifted or lowered.

[0021] The technical means disclosed in the scheme of the present application is not limited to the technical means disclosed in the above-mentioned embodiments, and also includes the technical scheme composed of any combination of the above technical features.

Claims

1. A battery face sheet adhesion strength detection device, comprising a base (1), the upper end of the base (1) is placed with a battery (2), the upper end of the battery (2) is ultrasonic welded with a face sheet (3), characterized in that, The upper end of the base (1) is fixedly connected with two light poles (8), the upper end of the light pole (8) is fixedly connected with a fixed plate (12), the light pole (8) is slidably provided with a lifting plate (11), the middle part of the fixed plate (12) is rotatably connected with a screw rod (14), the screw rod (14) extends downward and is threadedly connected with the lifting plate (11), one side of the lifting plate (11) is fixedly connected with a vacuum generator (10); One side of the lifting plate (11) is fixedly connected with a hanging rod (15), the hanging rod (15) is provided with a dynamometer (16), the lower end of the dynamometer (16) is provided with a suction disc (17), and the suction disc (17) is located directly above the face sheet (3), the negative pressure end of the vacuum generator (10) is fixedly connected with a second air pipe (9), the other end of the second air pipe (9) is communicated with the suction disc (17).

2. A battery web adhesion strength detection device according to claim 1, characterized in that: The upper end of the base (1) is fixedly connected with a clamp (7) and a stop piece (18) on both sides, and the battery (2) is located between the clamp (7) and the stop piece (18).

3. A battery web adhesion strength detection apparatus according to claim 1, wherein: The upper end of the base (1) is fixedly connected with an air valve (5), the output end of the air valve (5) is fixedly connected with a first air pipe (6), and the other end of the first air pipe (6) is fixedly connected with the input end of the vacuum generator (10).

4. A battery web adhesion strength detection apparatus according to claim 3, wherein: The input end of the air valve (5) is fixedly connected with a gas supply pipe (4).

5. A battery web adhesion strength detection apparatus according to claim 1, wherein: The upper end of the screw rod (14) is fixedly connected with a handle (13).

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