Withstand voltage detection mechanism applied to stator

Abstract

The utility model discloses a withstand voltage detection mechanism applied to a stator, and relates to the technical field of motor automation assembly equipment, the withstand voltage detection mechanism applied to the stator comprises a first withstand voltage test assembly and a second withstand voltage test assembly, the output end of the first withstand voltage test assembly abuts against the side wall of the stator; the second withstand voltage test assembly comprises a lifting driving device, an abutting driving device and an abutting testing device, the abutting driving device is installed at the output end of the lifting driving device, the abutting testing device is connected with the output end of the abutting driving device, and the abutting testing device corresponds to the stator wire end; by adopting the first test assembly and the second test assembly, the voltage withstanding test of the stator is automatically realized, and the test efficiency and the test precision are improved; the abutting driving device is adopted to drive the abutting testing device to abut against the stator wire head, so that voltage withstanding testing can be conveniently carried out on the stator, the testing precision is ensured, and the testing error is reduced.

Description

Technical Field

[0001] The utility model relates to the field of motor automatic assembly equipment technology, in particular to a withstand voltage detection mechanism used for a stator. Background Art

[0002] The motor has a stator. During the motor assembly process, the assembled stator needs to be tested for withstand voltage. The withstand voltage testing mechanism in the prior art does not use the first test component and the second test component to automatically implement the withstand voltage test on the stator, and the test efficiency and test accuracy need to be improved; the abutment driving device is not used to drive the abutment testing device to abut the stator wire ends, which is inconvenient for the withstand voltage test on the stator, the test accuracy cannot be guaranteed, and the test error is large; therefore, in view of this situation, there is an urgent need to develop a withstand voltage testing mechanism for the stator to meet the needs of actual use. Utility Model Content

[0003] In view of this, the utility model aims to solve the deficiencies in the prior art, and its main purpose is to provide a voltage withstand testing mechanism for a stator, which automatically realizes the voltage withstand test of the stator by adopting a first test component and a second test component, thereby improving the test efficiency and test accuracy; by adopting a clamping drive device to drive the clamping test device to abut the stator wire head, it is convenient to perform a voltage withstand test on the stator, thereby ensuring the test accuracy and reducing the test error.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A voltage withstand detection mechanism applied to a stator comprises a first voltage withstand test assembly and a second voltage withstand test assembly, wherein the second voltage withstand test assembly is located beside the first voltage withstand test assembly, and the output end of the first voltage withstand test assembly abuts against the stator side wall; the second voltage withstand test assembly comprises a lifting drive device, a pressing drive device and a pressing test device, wherein the pressing drive device is installed at the output end of the lifting drive device, the pressing test device is connected to the output end of the pressing drive device, and the pressing test device corresponds to the stator wire end.

[0006] As a preferred solution: the abutment test device includes a mounting disk, a movable disk and a plurality of detection probes. The movable disk is rotatably arranged above the mounting disk, the plurality of detection probes are movably connected to the movable disk, the plurality of detection probes are movably arranged in the mounting disk along the radial direction of the mounting disk, and the rotation of the movable disk drives the plurality of detection probes to move along the radial direction of the mounting disk to abut against the stator wire head.

[0007] As a preferred solution: the pressing test device also includes a plurality of connecting blocks, which are radially movably arranged on the mounting disk, the upper ends of the plurality of connecting blocks are movably located at a circumferential position of the movable disk, and the plurality of detection probes are installed one by one on the plurality of connecting blocks.

[0008] As a preferred solution: the movable disk is provided with a plurality of inclined grooves at even intervals along its circumference, and the plurality of detection probes are connected to the plurality of inclined grooves in a one-to-one correspondence.

[0009] As a preferred solution: the abutting driving device is a abutting driving cylinder, a rocker is provided on the side wall of the movable plate, an axial end of the abutting driving cylinder is hinged to the rocker, and the abutting driving cylinder drives the movable plate to rotate via the rocker.

[0010] As a preferred solution: a plurality of radial grooves are evenly spaced on the circumference of the mounting plate, and the plurality of detection probes are correspondingly and radially movable in the plurality of radial grooves.

[0011] As a preferred solution: the first pressure test assembly includes a displacement drive cylinder and a test probe, the test probe is installed on the shaft end of the displacement drive cylinder, and the test probe is movably abutted against the side wall of the stator.

[0012] As a preferred solution: the lifting drive device includes a lifting drive motor, a vertical screw rod and a lifting slide. The vertical screw rod is installed on the shaft end of the lifting drive motor, and the vertical screw rod is rotationally matched with the lifting slide.

[0013] Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical scheme that the voltage withstand test of the stator is automatically realized by adopting the first test component and the second test component, thereby improving the test efficiency and the test accuracy; the stator is lifted and lowered by adopting the lifting drive device, thereby meeting the position requirements during the stator test; the stator wire head is abutted by the abutting drive device to drive the abutting test device, thereby facilitating the voltage withstand test of the stator, ensuring the test accuracy and reducing the test error.

[0014] In order to more clearly illustrate the structural features and effects of the present invention, it is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the voltage withstand detection mechanism applied to the stator of the utility model;

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the abutment driving device and the abutment testing device of the utility model from a first viewing angle;

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure of the abutment driving device and the abutment testing device of the utility model from a second viewing angle;

[0018] Figure 4 It is an exploded view of the abutment driving device and the abutment testing device of the present invention.

[0019] Description of the accompanying drawings:

[0020] In the figure: 10, pressure test mechanism; 11, first pressure test assembly; 111, displacement drive cylinder; 112, test probe; 12, second pressure test assembly; 121, lifting drive device; 1211, lifting drive motor; 1212, lifting slide; 122, pressing drive device; 123, pressing test device; 1231, mounting plate; 12311, radial groove; 1232, moving plate; 12321, rocker; 12322, inclined groove; 1233, connecting block; 1234, test probe. DETAILED DESCRIPTION

[0021] The utility model Figures 1 to 4 As shown, a withstand voltage testing mechanism 10 applied to a stator includes a first withstand voltage testing assembly 11 and a second withstand voltage testing assembly 12, wherein:

[0022] The second pressure-resistant test assembly 12 is located beside the first pressure-resistant test assembly 11, and the output end of the first pressure-resistant test assembly 11 is abutted against the stator side wall; the second pressure-resistant test assembly 12 includes a lifting drive device 121, a clamping drive device 122 and a clamping test device 123, the clamping drive device 122 is installed at the output end of the lifting drive device 121, the clamping test device 123 is connected to the output end of the clamping drive device 122, and the clamping test device 123 corresponds to the stator wire end.

[0023] The output end of the first pressure-resistant test assembly 11 abuts against the side wall of the stator to test the pressure-resistant performance; after the first pressure-resistant test assembly 11 has completed testing the pressure-resistant performance of the stator, the lifting drive device 121 of the second pressure-resistant test assembly 12 drives the pressing drive device 122 and the pressing test device 123 to lift and move, and the pressing drive device 122 drives the pressing test device 123 to abut the stator wire ends for a pressure-resistant test.

[0024] By adopting the first test component and the second test component, the voltage withstand test of the stator is automatically realized, thereby improving the test efficiency and test accuracy; by adopting the lifting drive device 121 to realize the lifting and lowering position movement of the stator, the position requirement during the stator test is met; by adopting the tightening drive device 122 to drive the tightening test device 123 to abut the stator wire head, it is convenient to perform the voltage withstand test on the stator, thereby ensuring the test accuracy and reducing the test error.

[0025] The lifting drive device 121 includes a lifting drive motor 1211 , a vertical screw rod and a lifting slide 1212 . The vertical screw rod is installed on the shaft end of the lifting drive motor 1211 , and the vertical screw rod is rotationally matched with the lifting slide 1212 .

[0026] The precision and stability of the position movement of the lifting slide 1212 are improved by adopting the lifting drive motor 1211 and the vertical screw rod.

[0027] The first withstand voltage test assembly 11 includes a displacement drive cylinder 111 and a test probe 112 . The test probe 112 is installed at the shaft end of the displacement drive cylinder 111 . The test probe 112 is movably abutted against the side wall of the stator.

[0028] The displacement driving cylinder 111 drives the test probe 112 to abut against the side wall of the stator to perform a withstand voltage test.

[0029] The pressing test device 123 includes a mounting disk 1231, a movable disk 1232 and a plurality of detection probes 1234. The movable disk 1232 is rotatably arranged above the mounting disk 1231. The plurality of detection probes 1234 are movably connected to the movable disk 1232. The plurality of detection probes 1234 are movably arranged in the mounting disk 1231 along the radial direction of the mounting disk 1231. The rotation of the movable disk 1232 drives the plurality of detection probes 1234 to move along the radial direction of the mounting disk 1231 and abut against the stator wire head.

[0030] The movable disk 1232 rotates to drive a plurality of detection probes 1234 to move radially along the mounting disk 1231 , and then abut against the stator wire ends to perform a withstand voltage test.

[0031] The pressing test device 123 also includes a plurality of connecting blocks 1233, which can be radially movably arranged on the mounting plate 1231, and the upper ends of the plurality of connecting blocks 1233 can be movably located at the circumferential position of the movable plate 1232, and the plurality of detection probes 1234 are installed on the plurality of connecting blocks 1233 in a one-to-one correspondence.

[0032] The use of a plurality of connection blocks 1233 improves the convenience of connecting and installing a plurality of detection probes 1234 .

[0033] The movable plate 1232 is provided with a plurality of inclined grooves 12322 at even intervals along its circumference, and the plurality of detection probes 1234 are connected to the plurality of inclined grooves 12322 in a one-to-one correspondence.

[0034] The mounting plate 1231 has a plurality of radial grooves 12311 evenly spaced on its circumference. The plurality of detection probes 1234 are radially movable and corresponding to each other in the plurality of radial grooves 12311 .

[0035] By using a plurality of detection probes 1234 to move in the matching positions in the inclined groove 12322 and the radial groove 12311, the movable disk 1232 is rotated to drive the plurality of detection probes 1234 to move radially along the mounting disk 1231. The overall structure is compact and the position movement consistency is high.

[0036] The pressing driving device 122 is a pressing driving cylinder. A rocking rod 12321 is provided on the side wall of the movable plate 1232. The shaft end of the pressing driving cylinder is hinged to the rocking rod 12321. The pressing driving cylinder drives the movable plate 1232 to rotate via the rocking rod 12321.

[0037] By using the abutment driving device 122 to drive the abutment testing device 123 to abut against the stator wire head, it is convenient to perform a withstand voltage test.

[0038] The use method and principle of the withstand voltage detection mechanism applied to the stator are as follows:

[0039] The output end of the first pressure-resistant test assembly abuts against the side wall of the stator to test the pressure-resistant performance; after the first pressure-resistant test assembly has completed testing the pressure-resistant performance of the stator, the lifting and lowering drive device of the second pressure-resistant test assembly drives the pressing drive device and the pressing test device to lift and lower, and the pressing drive device drives the pressing test device to abut the stator wire ends to perform a pressure test.

[0040] The design focus of the utility model is that the withstand voltage test of the stator is automatically realized by adopting the first test component and the second test component, thereby improving the test efficiency and the test accuracy; the lifting and lowering position movement of the stator is realized by adopting the lifting drive device, thereby meeting the position requirements during the stator test; and the stator wire head is abutted by the abutting drive device to drive the abutting test device, thereby facilitating the withstand voltage test of the stator, ensuring the test accuracy and reducing the test error.

[0041] The above description is only a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any slight modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A withstand voltage detection mechanism for a stator, characterized in that: It includes a first pressure-resistant test assembly and a second pressure-resistant test assembly, wherein the second pressure-resistant test assembly is located beside the first pressure-resistant test assembly, and the output end of the first pressure-resistant test assembly abuts against the stator side wall; the second pressure-resistant test assembly includes a lifting drive device, a clamping drive device and a clamping test device, wherein the clamping drive device is installed at the output end of the lifting drive device, and the clamping test device is connected to the output end of the clamping drive device, and the clamping test device corresponds to the stator wire end.

2. The withstand voltage detection mechanism for stator according to claim 1, characterized in that: The abutment test device includes a mounting disk, a movable disk and a plurality of detection probes. The movable disk is rotatably arranged above the mounting disk, the plurality of detection probes are movably connected to the movable disk, and the plurality of detection probes are movably arranged in the mounting disk along the radial direction of the mounting disk. The rotation of the movable disk drives the plurality of detection probes to move along the radial direction of the mounting disk and abut against the stator wire head.

3. The withstand voltage detection mechanism for stator according to claim 2, characterized in that: The abutment test device also includes a plurality of connection blocks, which are radially movable on the mounting plate, the upper ends of which are movably located at the circumferential position of the movable plate, and the plurality of detection probes are correspondingly mounted on the plurality of connection blocks.

4. The withstand voltage detection mechanism for stator according to claim 2, characterized in that: The movable plate is provided with a plurality of inclined grooves at even intervals along its circumference, and the plurality of detection probes are connected to the plurality of inclined grooves in a one-to-one correspondence.

5. The withstand voltage detection mechanism for stator according to claim 2, characterized in that: The abutting driving device is a abutting driving cylinder. A rocking arm is arranged on the side wall of the movable plate. The shaft end of the abutting driving cylinder is hinged to the rocking arm. The abutting driving cylinder drives the movable plate to rotate through the rocking arm.

6. The withstand voltage detection mechanism for stator according to claim 2, characterized in that: The mounting plate is provided with a plurality of radial grooves at even intervals on the circumference thereof, and the plurality of detection probes are correspondingly and radially movable in the plurality of radial grooves.

7. The withstand voltage detection mechanism for stator according to claim 1, characterized in that: The first pressure-resistant test assembly comprises a displacement drive cylinder and a test probe, wherein the test probe is mounted on the shaft end of the displacement drive cylinder and the test probe is movably abutted against the side wall of the stator.

8. The withstand voltage detection mechanism for stator according to claim 1, characterized in that: The lifting drive device comprises a lifting drive motor, a vertical screw rod and a lifting slide. The vertical screw rod is installed on the shaft end of the lifting drive motor, and the vertical screw rod is rotationally matched with the lifting slide.

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