Motor withstand voltage detection tool

Abstract

The utility model discloses a motor withstand voltage detection tool. The tool comprises a workbench; the fixing mechanism is installed on the workbench, and the fixing mechanism can clamp and fix the multiple to-be-tested motors at the same time; the power supply conveying mechanism is installed on the workbench, and the power supply conveying mechanism is electrically connected with a wire terminal of the motor to be tested; the insulation detection mechanism is installed on the workbench, the insulation detection mechanism is connected with a to-be-detected motor, the to-be-detected motor is placed on the bearing plate, and then a first hydraulic cylinder is started to enable a connecting frame to drive a plurality of movable clamping plates to move in the direction of a fixed clamping plate at the same time; through cooperative use of the movable clamping plate and the fixed clamping plate, the to-be-detected motor is clamped between the movable clamping plate and the fixed clamping plate, limiting and fixing of the to-be-detected motor are completed, and the stability, safety and accuracy of voltage withstanding detection can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of motors, and particularly relates to a motor withstand voltage detection tooling. Background Art

[0002] A motor withstand voltage detection tooling is an important tool for detecting the insulation performance of a motor. By performing a withstand voltage test on the motor, potential defects in the motor insulation system, such as insulation breakage, winding short circuit, etc., can be discovered, thereby avoiding electrical faults during the operation of the motor and ensuring the safe and reliable operation of the motor.

[0003] A patent with the Chinese patent publication number CN210376617U discloses a motor withstand voltage test device, which is characterized in that: it includes a workbench, a turntable, a frame, a test switch, a fixture, a socket, a test component and a driving member. The turntable is rotatably arranged on the workbench, the frame and the test switch are oppositely arranged on the workbench on both sides of the turntable. The test switch is used to energize the motor to be tested respectively. There are multiple fixtures and multiple sockets arranged on the turntable, and the fixtures and sockets are set in groups. The fixtures are used to place multiple motors to be tested, and the sockets are used to insert the wire terminals of the motors to be tested and connect to the test switch. The test component includes a test board and multiple probes. The probes are arranged side by side on the test board. The upper ends of the probes are connected to a withstand voltage tester, and the lower ends are used to contact the motors to be tested on the fixture. The driving member is arranged on the frame and is used to drive the test board to move up and down.

[0004] The above patent can solve the corresponding technical problems and can continuously test the withstand voltage performance of the motors to be tested, greatly improving the test efficiency. However, in the process of performing a withstand voltage test on the motor by the above motor withstand voltage test device, the motor is directly placed on the fixture, and the motor cannot be limited and fixed. During the rotation of the turntable, the motor is likely to be displaced and fall, affecting the normal detection of the motor. Content of the Utility Model

[0005] The purpose of the utility model is to provide a motor withstand voltage detection tooling to solve the problem that in the process of performing a withstand voltage test on the motor by the existing motor withstand voltage test device, the motor is directly placed on the fixture, the motor cannot be limited and fixed, and during the rotation of the turntable, the motor is likely to be displaced and fall, affecting the normal detection of the motor.

[0006] To achieve the above purpose, the main technical solutions adopted by the utility model include: a motor withstand voltage detection tooling, including: a workbench; a fixing mechanism, which is installed on the workbench, and the fixing mechanism can simultaneously clamp and fix multiple motors to be tested; a power supply delivery mechanism, which is installed on the workbench, and the power supply delivery mechanism is electrically connected to the wire terminals of the motors to be tested; and an insulation detection mechanism, which is installed on the workbench, and the insulation detection mechanism is connected to the motors to be tested.

[0007] As a preferred technical solution, the fixing mechanism includes a first mounting plate fixedly installed on the top of the workbench. The first mounting plate includes multiple groups of clamping members, and each group of clamping members fixes one of the motors to be tested.

[0008] Among them, a single clamping member includes a fixed clamping plate, a movable clamping plate, a first slider, and a chute. The fixed clamping plate is fixedly installed on the top of the first mounting plate. The chute is opened on the top of the first mounting plate. The first slider is slidably installed inside the chute. The movable clamping plate is fixedly installed at the top end of the first slider. The motor to be tested is located between the fixed clamping plate and the movable clamping plate.

[0009] It further includes a connecting frame, a connecting block, and a first hydraulic cylinder. Multiple struts of the connecting frame are respectively fixedly connected to one side of multiple movable clamping plates. The connecting block is fixedly installed on one side of the movable clamping plate. The first hydraulic cylinder is fixedly installed on the first mounting plate. The telescopic end of the first hydraulic cylinder is fixedly connected to one side of the connecting block.

[0010] As a preferred technical solution, protective pads are respectively fixedly installed on the opposite sides of the fixed clamping plate and the movable clamping plate in the same group.

[0011] As a preferred technical solution, a second slider is slidably installed inside the chute. A bearing plate is fixedly installed at the top end of the second slider. The motor to be tested is placed on the top of the bearing plate.

[0012] As a preferred technical solution, the power supply delivery mechanism includes a third mounting plate fixedly installed on the top of the workbench. Multiple circuit boards with the same number as the motors are fixedly installed on the third mounting plate. The circuit board has a first socket and a second socket. The wire terminal of the motor to be tested is inserted into the first socket.

[0013] It further includes a third hydraulic cylinder. The telescopic end of the third hydraulic cylinder is fixedly connected with a fourth mounting plate through a connecting rod. Multiple plugs with the same number as the second sockets are fixedly installed on the fourth mounting plate. The plugs are inserted into the second sockets.

[0014] As a preferred technical solution, the insulation detection mechanism includes a support frame fixedly installed on the workbench. A second hydraulic cylinder is fixedly installed on the support frame. The telescopic end of the second hydraulic cylinder is fixedly connected with a second mounting plate. Multiple detection heads with the same number as the motors to be tested are fixedly installed on the second mounting plate. The detection heads are in contact with the motors to be tested.

[0015] The present utility model has at least the following beneficial effects:

[0016] A motor withstand voltage detection tooling provided by the utility model places the motor to be detected on a bearing plate, and then starts the first hydraulic cylinder to drive a plurality of movable clamping plates to displace towards the fixed clamping plate simultaneously through a connecting frame. Through the combined use of the movable clamping plate and the fixed clamping plate, the motor to be detected is clamped between the movable clamping plate and the fixed clamping plate, completing the limit fixation of the motor to be detected, and can increase the stability, safety and accuracy of the withstand voltage detection;

[0017] The protective pad can prevent the fixed clamping plate and the movable clamping plate from causing wear to the surface of the motor to be detected during the clamping process of the motor to be detected, which is helpful for the use of this tooling;

[0018] By setting the combined use of the second slider and the bearing plate, it can be avoided that the bottom of the motor to be detected rubs against the top of the first mounting plate during the clamping process of the fixed clamping plate and the movable clamping plate to the motor to be detected, which can increase the smoothness of the clamping and moving of the motor to be detected, reduce the bottom wear of the motor to be detected, and is helpful for the use of this tooling. Description of the Drawings

[0019] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation to the present application. In the drawings:

[0020] Figure 1 It is an overall three-dimensional schematic diagram of the motor withstand voltage detection tooling of the present utility model;

[0021] Figure 2 It is a schematic diagram of the fixing mechanism of the motor withstand voltage detection tooling of the present utility model;

[0022] Figure 3 It is a schematic cross-sectional view of the first mounting plate of the motor withstand voltage detection tooling of the present utility model;

[0023] Figure 4 It is a schematic diagram of the power supply transmission mechanism of the motor withstand voltage detection tooling of the present utility model.

[0024] Explanation of the Reference Numerals in the Drawings:

[0025] 1. Workbench; 2. First mounting plate; 201. Fixed clamping plate; 202. Movable clamping plate; 2021. First slider; 203. Chute; 204. Second slider; 2041. Bearing plate; 205. Connecting frame; 2051. Connecting block; 206. First hydraulic cylinder; 207. Protective pad; 3. Support frame; 301. Second hydraulic cylinder; 302. Second mounting plate; 303. Detection head; 4. Third mounting plate; 401. Circuit board; 4011. First socket; 4012. Second socket; 5. Third hydraulic cylinder; 501. Connecting rod; 502. Fourth mounting plate; 503. Plug; 6. Motor to be tested; 601. Wire terminal. Detailed implementation manner

[0026] The following will be combined with the drawings and embodiments to detail the implementation manner of the present application, so as to fully understand how the present application uses technical means to solve technical problems and achieve the realization process of technical effects and implement accordingly.

[0027] Embodiment

[0028] Please refer to Figures 1 to 4 As shown, this embodiment provides a motor withstand voltage detection tooling, including: workbench 1; a fixing mechanism installed on the workbench 1, which can simultaneously clamp and fix multiple motors 6 to be tested; a power supply transmission mechanism installed on the workbench 1, and the power supply transmission mechanism is electrically connected to the wire terminals 601 of the motors 6 to be tested; and an insulation detection mechanism installed on the workbench 1, and the insulation detection mechanism is connected to the motors 6 to be tested.

[0029] Among them, the fixing mechanism includes a first mounting plate 2 fixedly installed on the top of the workbench 1. The first mounting plate 2 includes multiple groups of clamping members, and each group of clamping members fixes a motor 6 to be tested. Among them, a single clamping member includes a fixed clamping plate 201, a movable clamping plate 202, a first slider 2021 and a chute 203. The fixed clamping plate 201 is fixedly installed on the top of the first mounting plate 2. The chute 203 is opened on the top of the first mounting plate 2. The first slider 2021 is slidably installed inside the chute 203. The movable clamping plate 202 is fixedly installed at the top of the first slider 2021. The motor 6 to be tested is located between the fixed clamping plate 201 and the movable clamping plate 202. It also includes a connecting frame 205, a connecting block 2051 and a first hydraulic cylinder 206. Multiple struts of the connecting frame 205 are respectively fixedly connected to one side of multiple movable clamping plates 202. The connecting block 2051 is fixedly installed on one side of the movable clamping plate 202. The first hydraulic cylinder 206 is fixedly installed on the first mounting plate 2. The telescopic end of the first hydraulic cylinder 206 is fixedly connected to one side of the connecting block 2051. The motor 6 to be tested is clamped between the fixed clamping plate 201 and the movable clamping plate 202, which can effectively fix the motor 6 to be tested, improve the stability, safety and accuracy of the voltage withstand test. Through the first hydraulic cylinder 206, multiple movable clamping plates 202 can be driven simultaneously to clamp and fix multiple motors 6 to be tested, which can improve the detection efficiency and facilitate the operation of personnel.

[0030] Among them, protective pads 207 are respectively fixedly installed on the opposite sides of the fixed clamping plate 201 and the movable clamping plate 202 in the same group. The protective pads 207 are rubber pads. The function of the protective pads 207 is to prevent the fixed clamping plate 201 and the movable clamping plate 202 from causing wear to the surface of the motor 6 to be tested during the clamping process, which helps the use of this tooling.

[0031] Among them, a second slider 204 is slidably installed inside the chute 203. The top of the second slider 204 is fixedly installed with a bearing plate 2041. The motor 6 to be tested is placed on the top of the bearing plate 2041. By setting the second slider 204 and the bearing plate 2041 to cooperate, it can be avoided that the bottom of the motor 6 to be tested rubs against the top of the first mounting plate 2 during the clamping process of the fixed clamping plate 201 and the movable clamping plate 202, which can increase the smoothness of the clamping and movement of the motor 6 to be tested and help the use of this tooling.

[0032] Among them, the power supply delivery mechanism includes a third mounting plate 4 fixedly installed on the top of the workbench 1. A plurality of circuit boards 401 with the same number as the motors are fixedly installed on the third mounting plate 4. The circuit board 401 has a first socket 4011 and a second socket 4012. The wire terminal 601 of the motor 6 to be tested is inserted into the inside of the first socket 4011. It also includes a third hydraulic cylinder 5. The telescopic end of the third hydraulic cylinder 5 is fixedly connected with a fourth mounting plate 502 through a connecting rod 501. A plurality of plugs 503 with the same number as the second sockets 4012 are fixedly installed on the fourth mounting plate 502. The plugs 503 are inserted into the inside of the second sockets 4012. Through the third hydraulic cylinder 5, a plurality of plugs 503 can be simultaneously driven to insert and supply power to a plurality of second sockets 4012, and power can be supplied to a plurality of motors 6 to be tested at the same time.

[0033] Among them, the insulation detection mechanism includes a support frame 3 fixedly installed on the workbench 1. A second hydraulic cylinder 301 is fixedly installed on the support frame 3. The telescopic end of the second hydraulic cylinder 301 is fixedly connected with a second mounting plate 302. A plurality of detection heads 303 with the same number as the motors 6 to be tested are fixedly installed on the second mounting plate 302. The detection heads 303 are in contact with the motors 6 to be tested. The second hydraulic cylinder 301 can simultaneously drive a plurality of detection heads 303 to respectively detect different motors 6 to be tested. The detection heads 303 are connected to a withstand voltage tester through wires. By contacting the motors 6 to be tested with the detection heads 303, the withstand voltage detection data of the motors 6 to be tested can be obtained.

[0034] As is well known to those skilled in the art, the working principles and wiring methods of the first hydraulic cylinder 206, the second hydraulic cylinder 301, and the third hydraulic cylinder 5 are common knowledge. They all belong to conventional means or well-known common sense, so they will not be elaborated here. Those skilled in the art can arbitrarily select their models according to their needs or convenience.

[0035] Working principle: During use, place the motors 6 to be tested on the bearing plate 2041. Then, by starting the first hydraulic cylinder 206, the connecting frame 205 simultaneously drives a plurality of movable clamping plates 202 to move towards the fixed clamping plate 201. Through the cooperation of the movable clamping plate 202 and the fixed clamping plate 201, the motors 6 to be tested are clamped between the movable clamping plate 202 and the fixed clamping plate 201, completing the limit fixation of the motors 6 to be tested. Then, insert the wire terminals 601 of the plurality of motors 6 to be tested into the inside of the first sockets 4011 on the plurality of circuit boards 401 respectively. Then, drive a plurality of detection heads 303 to be in contact with the plurality of motors 6 to be tested respectively through the second hydraulic cylinder 301. Finally, drive a plurality of plugs 503 to be inserted into the inside of the plurality of second sockets 4012 respectively through the third hydraulic cylinder 5 to realize high-voltage power supply to the motors 6 to be tested. After the motors 6 to be tested are powered on, the data is collected by the detection heads 303 and transmitted to.

[0036] The foregoing description has shown and described several preferred embodiments of the present utility model. However, as mentioned before, it should be understood that the present utility model is not limited to the forms disclosed herein, should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications, and environments, and can be changed within the scope of the inventive concept described herein through the above teachings or the techniques or knowledge in related fields. Any changes and variations made by those skilled in the art without departing from the spirit and scope of the present utility model shall fall within the protection scope of the appended claims of the present utility model.

Claims

1. A withstand voltage detection tooling for a motor, characterized in that, Including: Workbench (1); Fixing mechanism, which is installed on the workbench (1), and the fixing mechanism can simultaneously clamp and fix a plurality of motors to be tested (6); Power supply transmission mechanism, which is installed on the workbench (1), and the power supply transmission mechanism is electrically connected to the wire terminals (601) of the motors to be tested (6); And Insulation detection mechanism, which is installed on the workbench (1), and the insulation detection mechanism is connected to the motors to be tested (6).

2. The withstand voltage detection tooling for a motor according to claim 1, characterized in that: The fixing mechanism includes a first mounting plate (2) fixedly installed on the top of the workbench (1), and the first mounting plate (2) includes multiple groups of clamping members, and each group of clamping members fixes one of the motors to be tested (6); Wherein, a single clamping member includes a fixed clamping plate (201), a movable clamping plate (202), a first slider (2021) and a chute (203), the fixed clamping plate (201) is fixedly installed on the top of the first mounting plate (2), the chute (203) is opened on the top of the first mounting plate (2), the first slider (2021) is slidably installed inside the chute (203), the movable clamping plate (202) is fixedly installed on the top end of the first slider (2021), and the motor to be tested (6) is located between the fixed clamping plate (201) and the movable clamping plate (202); It further includes a connecting frame (205), a connecting block (2051) and a first hydraulic cylinder (206), multiple support rods of the connecting frame (205) are respectively fixedly connected to one side of multiple movable clamping plates (202), the connecting block (2051) is fixedly installed on one side of the movable clamping plate (202), the first hydraulic cylinder (206) is fixedly installed on the first mounting plate (2), and the telescopic end of the first hydraulic cylinder (206) is fixedly connected to one side of the connecting block (2051).

3. The withstand voltage detection tooling for a motor according to claim 2, characterized in that: Protective pads (207) are respectively fixedly installed on the opposite sides of the fixed clamping plate (201) and the movable clamping plate (202) in the same group.

4. A motor withstand voltage detection tooling according to claim 3, characterized in that: A second slider (204) is slidably installed inside the chute (203), a bearing plate (2041) is fixedly installed on the top end of the second slider (204), and the motor to be tested (6) is placed on the top of the bearing plate (2041).

5. The motor withstand voltage detection tooling according to claim 1, characterized in that: The power supply transmission mechanism includes a third mounting plate (4) fixedly installed on the top of the workbench (1), multiple circuit boards (401) with the same number as the motors are fixedly installed on the third mounting plate (4), the circuit board (401) has a first socket (4011) and a second socket (4012), and the wire terminal (601) of the motor to be tested (6) is inserted into the first socket (4011). Further included is a third hydraulic cylinder (5). The telescopic end of the third hydraulic cylinder (5) is fixedly connected with a fourth mounting plate (502) through a connecting rod (501). A plurality of plugs (503) with the same number as the second sockets (4012) are fixedly installed on the fourth mounting plate (502), and the plugs (503) are inserted into the interiors of the second sockets (4012).

6. A motor withstand voltage detection tooling according to any one of claims 1-5, characterized in that: The insulation detection mechanism includes a support frame (3) fixedly installed on the workbench (1). A second hydraulic cylinder (301) is fixedly installed on the support frame (3). The telescopic end of the second hydraulic cylinder (301) is fixedly connected with a second mounting plate (302). A plurality of detection heads (303) with the same number as the motors to be tested (6) are fixedly installed on the second mounting plate (302), and the detection heads (303) are in contact with the motors to be tested (6).

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