Positioning device for motor torque test
By designing a positioning device for motor torque testing, using moving mechanisms and clamps to adjust and position the motor height, the flush problem of motor tests of different sizes is solved, and accurate torque testing is achieved.
Patent Information
- Application Number
- CN202420424021.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-06
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-03-06
AI Technical Summary
The existing motor torque testing devices are difficult to adapt to motors of different sizes, resulting in uneven output and digital display tension gauge, and the torque testing cannot be carried out effectively.
A motor torque test positioning device including a workbench, cabinet, mounting plate, moving mechanism, clamp and limit mechanism is designed. The motor height and clamp positioning are adjusted through the moving mechanism to ensure that the motor output end is level with the digital tension gauge. and calculate the torque by winding and rotation of thin wires.
The torque test of motors of different sizes is realized to ensure the test accuracy and feasibility, and to effectively adjust the motor height and rotation to collect data, and calculate the accurate torque magnitude.
Smart Images
Figure CN222353384U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of motor torque testing, in particular to a positioning device for motor torque testing. Background Art
[0002] A motor is an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction. It is divided into electric motors and generators. Motor testing is an important part of the comprehensive evaluation of motor assembly quality and technical performance. It is an important process in motor manufacturing and production. The development of science and technology has put forward higher and higher requirements on motor performance and quality indicators. When testing its motor, its torque is usually tested.
[0003] During the test of the motor torque, part of the torque test is carried out with a digital dynamometer. During the test, the output end of the motor needs to be flush with the digital dynamometer so that the thin wire at one end of the digital dynamometer can be flush with the output end of the motor, which is convenient for testing the torque of the motor. However, after the motor is positioned and installed, due to the different sizes of the motors, the output end of the motor and the digital dynamometer are not flush, resulting in the inability to test motors of different sizes, which is not conducive to the use of the torque testing device. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides a positioning device for motor torque testing, which solves the problems in the above-mentioned background technology.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A positioning device for motor torque testing comprises a workbench, a cabinet is fixedly mounted on one side of the workbench, a first mounting plate is fixedly mounted on one side of an inner wall of the cabinet, a second mounting plate is mounted on the top of the first mounting plate via a first moving mechanism, a clamp is mounted on one side of the second mounting plate via a second moving mechanism, a digital display dynamometer is mounted on one side of the workbench via a third moving mechanism, a first limiting mechanism is provided on the top of the workbench, and a second limiting mechanism is provided on one side of the inner wall of the cabinet.
[0007] Preferably, the first moving mechanism includes a first motor fixedly mounted on the top of the first mounting plate, a first screw rod is fixedly mounted on the output end of the first motor, a first moving plate is threadedly sleeved on the surface of the first screw rod, and the top of the first moving plate and the bottom of the second mounting plate are fixedly mounted.
[0008] Preferably, the second moving mechanism includes a second motor fixedly mounted on one side of the second mounting plate, a bidirectional threaded rod fixedly mounted on the output end of the second motor, a moving block is provided on the surface thread sleeve of the bidirectional threaded rod, one side of the moving block and one side of the clamping plate are fixedly mounted, and the moving blocks and clamping plates are in two groups and are symmetrically arranged.
[0009] Preferably, the third moving mechanism includes a third motor fixedly mounted on one side of the workbench, a second screw rod is fixedly mounted on the output end of the third motor, a second moving plate is threadedly sleeved on the surface of the second screw rod, and the top of the second moving plate and the bottom of the digital dynamometer are fixedly mounted.
[0010] Preferably, the first limiting mechanism comprises a first limiting groove opened on the top of the workbench, a first limiting block is slidably mounted on the inner wall of the first limiting groove, and the top of the first limiting block and the bottom of the second movable plate are fixedly mounted.
[0011] Preferably, the second limiting mechanism comprises a second limiting groove formed on one side of the inner wall of the cabinet, a second limiting block is slidably mounted on the inner wall of the second limiting groove, and one side of the second limiting block is fixedly mounted to one side of the first movable plate.
[0012] Preferably, a third limiting groove is formed on the top of the first movable plate, a third limiting block is slidably mounted on the inner wall of the third limiting groove, and the top of the third limiting block and the bottom of the movable block are fixedly mounted.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] 1. The second motor drives the two groups of clamps to move toward each other, so that the two groups of clamps can position and clamp the motor to be tested. The first motor drives the first movable plate to move, and the first movable plate drives the motor to be tested to move, so that the height of the motor to be tested can be adjusted, so that the output end of the motor to be tested and the digital display dynamometer are aligned, so that the height of motors to be tested of different sizes can be adjusted, so that torque tests can be performed on motors to be tested of different sizes.
[0015] 2. By winding the thin wire on one side of the digital display tensile gauge around the output end of the motor to be tested, after winding, the digital display tensile gauge is driven to move by the third motor, and the thin wire of the digital display tensile gauge pulls the output end of the motor to be tested to rotate, so that the output end rotates one circle to collect data, ensuring that data is collected for more than one cycle and saved, and the torque is calculated by the calculation formula to obtain the magnitude of the torque. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a structural schematic diagram of the positive equalization diagram of the utility model;
[0017] Figure 2 It is a structural schematic diagram of a partial cutaway bottom view of the utility model;
[0018] Figure 3 It is a structural schematic diagram of a partial cross-sectional view of the utility model;
[0019] Figure 4 It is a structural schematic diagram of a partial cross-sectional view of the utility model.
[0020] In the figure: 1. workbench; 2. cabinet; 3. first mounting plate; 4. first motor; 5. first screw rod; 6. first moving plate; 7. second mounting plate; 8. second motor; 9. bidirectional threaded rod; 10. moving block; 11. clamping plate; 12. third motor; 13. second screw rod; 14. second moving plate; 15. digital dynamometer; 16. first limit slot; 17. first limit block; 18. second limit slot; 19. second limit block; 20. third limit slot; 21. third limit block. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] Example: Refer to Figure 1-4 The utility model provides a technical solution, a positioning device for motor torque testing, comprising a workbench 1, a cabinet 2 is fixedly mounted on one side of the workbench 1, a first mounting plate 3 is fixedly mounted on one side of the inner wall of the cabinet 2, a second mounting plate 7 is mounted on the top of the first mounting plate 3 through a first moving mechanism, the first moving mechanism comprises a first motor 4 fixedly mounted on the top of the first mounting plate 3, a first screw rod 5 is fixedly mounted on the output end of the first motor 4, a first moving plate 6 is threadedly sleeved on the surface of the first screw rod 5, and the top of the first moving plate 6 and the bottom of the second mounting plate 7 are fixedly mounted.
[0023] Specifically, a clamping plate 11 is installed on one side of the second mounting plate 7 through a second moving mechanism, and the second moving mechanism includes a second motor 8 fixedly installed on one side of the second mounting plate 7, and a bidirectional threaded rod 9 is fixedly installed on the output end of the second motor 8. A moving block 10 is threadedly sleeved on the surface of the bidirectional threaded rod 9, and one side of the moving block 10 and one side of the clamping plate 11 are fixedly installed. The number of moving blocks 10 and clamping plates 11 is two groups and they are symmetrically arranged, and a third limiting groove 20 is opened on the top of the first moving plate 6, and a third limiting block 21 is slidably installed on the inner wall of the third limiting groove 20, and the top of the third limiting block 21 and the bottom of the moving block 10 are fixedly installed.
[0024] Specifically, a digital dynamometer 15 is installed on one side of the workbench 1 through a third moving mechanism. The third moving mechanism includes a third motor 12 fixedly installed on one side of the workbench 1. A second screw rod 13 is fixedly installed on the output end of the third motor 12. A second moving plate 14 is threadedly sleeved on the surface of the second screw rod 13. The top of the second moving plate 14 and the bottom of the digital dynamometer 15 are fixedly installed.
[0025] Specifically, a first limiting mechanism is provided on the top of the workbench 1, and the first limiting mechanism includes a first limiting groove 16 opened on the top of the workbench 1, and a first limiting block 17 is slidably installed on the inner wall of the first limiting groove 16, and the top of the first limiting block 17 and the bottom of the second movable plate 14 are fixedly installed.
[0026] Specifically, a second limiting mechanism is provided on one side of the inner wall of the cabinet 2, and the second limiting mechanism includes a second limiting groove 18 opened on one side of the inner wall of the cabinet 2, and a second limiting block 19 is slidably installed on the inner wall of the second limiting groove 18, and one side of the second limiting block 19 and one side of the first movable plate 6 are fixedly installed, and the two groups of clamping plates 11 are driven by the second motor 8 to move toward each other, so that the two groups of clamping plates 11 can position and clamp the motor to be tested, and the first movable plate 6 is driven by the first motor 4 to move, and the first movable plate 6 drives the motor to be tested to move, so that the height of the motor to be tested can be adjusted, which is convenient for the motor to be tested. The output end of the motor is flush with the digital dynamometer 15, so that the height of the motors to be tested of different sizes can be adjusted, which is convenient for torque testing of the motors to be tested of different sizes. The thin wire on one side of the digital dynamometer 15 is wound around the output end of the motor to be tested. After the winding is completed, the digital dynamometer 15 is driven to move by the third motor 12. The thin wire of the digital dynamometer 15 pulls the output end of the motor to be tested to rotate, so that the output end rotates one circle to collect data, ensuring that data for more than one cycle is collected and saved, and the torque is calculated by the calculation formula to obtain the size of the torque.
[0027] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.
[0028] When in use: When using the positioning device for motor torque testing, the motor to be tested is placed on top of the first movable plate 6, and the second motor 8 drives the bidirectional threaded rod 9 to rotate, and the bidirectional threaded rod 9 drives two groups of moving blocks 10 to move toward each other, and the moving blocks 10 drive two groups of clamping plates 11 to move toward each other, so that the two groups of clamping plates 11 position and clamp the motor to be tested. After positioning, the first motor 4 drives the first screw rod 5 to rotate, and the first screw rod 5 drives the first movable plate 6 to move, and the first movable plate 6 drives the motor to be tested to move, so that the height of the motor to be tested can be adjusted, so that the output end of the motor to be tested and the digital display dynamometer 15 are flush. , so that the heights of the motors to be tested of different sizes can be adjusted, which is convenient for torque testing of the motors to be tested of different sizes, by winding the thin wire on one side of the digital display dynamometer 15 around the output end of the motor to be tested, after winding, the third motor 12 drives the second screw rod 13 to rotate, the second screw rod 13 drives the second movable plate 14 to move, the second movable plate 14 drives the digital display dynamometer 15 to move, the thin wire of the digital display dynamometer 15 pulls the output end of the motor to be tested to rotate, so that the output end rotates one circle to collect data, ensure that data for more than one cycle is collected and saved, and calculate the torque through the calculation formula to obtain the size of the torque.
[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A positioning device for motor torque testing, comprising a workbench (1), characterized in that: A cabinet (2) is fixedly mounted on one side of the workbench (1); a first mounting plate (3) is fixedly mounted on one side of the inner wall of the cabinet (2); a second mounting plate (7) is mounted on the top of the first mounting plate (3) via a first moving mechanism; a clamping plate (11) is mounted on one side of the second mounting plate (7) via a second moving mechanism; a digital display dynamometer (15) is mounted on one side of the workbench (1) via a third moving mechanism; a first limiting mechanism is provided on the top of the workbench (1); and a second limiting mechanism is provided on one side of the inner wall of the cabinet (2).
2. A positioning device for motor torque testing according to claim 1, characterized in that: The first moving mechanism comprises a first motor (4) fixedly mounted on the top of a first mounting plate (3); a first screw rod (5) is fixedly mounted on the output end of the first motor (4); a first moving plate (6) is threadedly sleeved on the surface of the first screw rod (5); and the top of the first moving plate (6) and the bottom of the second mounting plate (7) are fixedly mounted.
3. A positioning device for motor torque testing according to claim 2, characterized in that: The second moving mechanism comprises a second motor (8) fixedly mounted on one side of a second mounting plate (7); a bidirectional threaded rod (9) is fixedly mounted on the output end of the second motor (8); a moving block (10) is threadedly sleeved on the surface of the bidirectional threaded rod (9); one side of the moving block (10) and one side of the clamping plate (11) are fixedly mounted; the moving block (10) and the clamping plate (11) are provided in two groups and are symmetrically arranged.
4. A positioning device for motor torque testing according to claim 1, characterized in that: The third moving mechanism comprises a third motor (12) fixedly mounted on one side of the workbench (1); a second screw rod (13) is fixedly mounted on the output end of the third motor (12); a second moving plate (14) is threadedly sleeved on the surface of the second screw rod (13); the top of the second moving plate (14) and the bottom of the digital display dynamometer (15) are fixedly mounted.
5. A positioning device for motor torque testing according to claim 4, characterized in that: The first limiting mechanism comprises a first limiting groove (16) provided on the top of the workbench (1), a first limiting block (17) being slidably mounted on the inner wall of the first limiting groove (16), and the top of the first limiting block (17) and the bottom of the second movable plate (14) being fixedly mounted.
6. A positioning device for motor torque testing according to claim 2, characterized in that: The second limiting mechanism comprises a second limiting groove (18) formed on one side of the inner wall of the cabinet (2); a second limiting block (19) is slidably mounted on the inner wall of the second limiting groove (18); one side of the second limiting block (19) is fixedly mounted to one side of the first movable plate (6).
7. A positioning device for motor torque testing according to claim 3, characterized in that: A third limiting groove (20) is provided on the top of the first movable plate (6), a third limiting block (21) is slidably mounted on the inner wall of the third limiting groove (20), and the top of the third limiting block (21) and the bottom of the movable block (10) are fixedly mounted.