Motor dynamic balance testing device

Abstract

The utility model relates to the technical field of dynamic balance testing, and discloses a motor dynamic balance testing device which comprises a base, a supporting plate is arranged on the base, a first motor is arranged on the supporting plate, the output end of the first motor penetrates through the supporting plate to be fixedly provided with a rotating seat, and a clamping plate is arranged on the rotating seat. According to the technical scheme, by arranging the detection mechanism, the pressure borne by the rotor can be detected, by arranging the detachable detection mechanism, dust falling after long-time placement is prevented, the detection mechanism can be detached when not in use, meanwhile, the space can be saved, and the detection mechanism is convenient to use. The structures are matched with one another, time is saved, and efficiency is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of dynamic balance testing, in particular to a motor dynamic balance testing device. Background Art

[0002] The motor rotor is the rotating part of the motor. The motor consists of two parts: the rotor and the stator. It is a device used to realize the conversion of electrical energy into mechanical energy and mechanical energy into electrical energy. The motor rotor is divided into the motor rotor and the generator rotor. Using an unqualified motor rotor will cause the center of mass of the rotor to deviate from the actual center inertia axis of the rotor, causing the rotor to be greatly unbalanced after reaching the operating speed. The dynamic balance test is the process of dynamic balance detection and correction of the rotor to meet the use requirements, so as to ensure the stable use of the motor rotor.

[0003] After the test of the existing device is completed, the pressure sensor is directly placed in the air. After a long time, dust will fall on the pressure sensor, which may affect the accuracy. Therefore, a motor dynamic balance test device is needed. Utility Model Content

[0004] The utility model aims to provide a motor dynamic balance test device to solve the problems raised in the background technology.

[0005] An embodiment of the present application provides a motor dynamic balancing test device, including a base, a support plate is provided on the base, a first motor is provided on the support plate, an output end of the first motor passes through the support plate and is fixedly mounted with a rotating seat, a clamp is provided on the rotating seat, a knob is provided next to the rotating seat, and a working seat is provided on the base.

[0006] In this technical solution, the knob is turned according to the size of the rotor's rotating shaft. The knob drives the bidirectional screw to rotate, thereby driving the two connecting plates to move toward each other, thereby driving the clamping plates to move toward each other for clamping. Then the second motor is started, and the second motor drives the reciprocating screw to rotate, thereby driving the right support plate to move to adapt to motor rotors of different lengths. Then the detection mechanism is installed and the first motor is started. When driving the motor rotor to rotate, its rotating shaft can be placed between the rollers between the upper mounting seat and the lower mounting seat. When it rotates, it can be pressure-detected by a pressure sensor. When it is not needed, the three parts of the detection mechanism can be disassembled to prevent dust from falling after being placed for a long time. The drawer can store the disassembled detection mechanism and save space at the same time.

[0007] Optionally, the work seat is provided with an inner cavity, a drawer is arranged on the work seat, a slide groove is provided on the work seat, and a detection mechanism is slidably installed on the slide groove.

[0008] By adopting the above technical solution, the drawer can store the disassembled detection mechanism.

[0009] Optionally, a second motor is fixedly mounted on the side wall of the base, a reciprocating screw rod is fixedly mounted on the second motor through the base, and a right side support plate is threadedly sleeved on the reciprocating screw rod.

[0010] By adopting the above technical solution, the second motor is started, and the second motor drives the reciprocating screw to rotate, thereby driving the right support plate to move to adapt to motor rotors of different lengths.

[0011] Optionally, an inner cavity is provided on the inner side of the rotating seat, a bidirectional screw is fixedly mounted on the knob, a connecting plate is threadedly sleeved on the bidirectional screw, and a clamping plate is fixedly mounted on the other end of the connecting plate.

[0012] By adopting the above technical solution, the knob is rotated, and the knob drives the bidirectional screw rod to rotate, thereby driving the two connecting plates to move towards each other, thereby driving the clamping plates to move towards each other for clamping.

[0013] Optionally, the detection mechanism includes a skateboard, a lower mounting seat is fixedly mounted on the skateboard, a roller is arranged in the lower mounting seat, a cross bar is arranged next to the lower mounting seat, a vertical bar is arranged on the cross bar, another cross bar is arranged on the vertical bar, a cylinder is arranged at the other end of the cross bar, a pressure sensor is arranged at the lower end of the cylinder, an upper mounting seat is fixedly mounted on the lower end of the pressure sensor, and a roller is also arranged in the upper mounting seat.

[0014] By adopting the above technical solution, when driving the motor rotor to rotate, its rotating shaft can be placed between the rollers between the upper mounting seat and the lower mounting seat, and when it rotates, its pressure can be detected by the pressure sensor.

[0015] Optionally, the cross bar and the vertical bar are fixed together by bolts and can be removed.

[0016] By adopting the technical solution, it is convenient to disassemble and store it when not in use.

[0017] Optionally, two groups of detection mechanisms are provided.

[0018] By adopting the above technical solution, the pressure of the two rotating shafts on both sides of the rotor can be tested respectively.

[0019] Optionally, the detection mechanism can be placed in a drawer after being disassembled.

[0020] By adopting the above technical solution, dust can be prevented from falling after being placed for a long time, and it can be disassembled when not needed, while also saving space.

[0021] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0022] The technical solution of the present application can detect the pressure on the rotor by setting up a detection mechanism. By setting up a detachable detection mechanism, it can prevent dust from falling after being placed for a long time. It can be removed when not needed, which can also save space. The various structures cooperate with each other to save time and be more efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0024] Figure 1 This is a structural schematic diagram of a motor dynamic balance test device of the utility model;

[0025] Figure 2 It is a structural schematic diagram of a testing mechanism in a motor dynamic balancing testing device of the utility model;

[0026] Figure 3 This is a schematic diagram of the internal structure of a rotating seat in a motor dynamic balancing test device of the utility model;

[0027] Figure 4 The utility model is a schematic diagram of the structure of a disassembled detection mechanism in a motor dynamic balance test device.

[0028] In the figure: 1. base; 2. support plate; 3. first motor; 4. rotating seat; 5. clamping plate; 6. knob; 7. working seat; 8. drawer; 9. slide; 10. detection mechanism; 11. pressure sensor; 12. upper mounting seat; 13. roller; 14. bidirectional screw rod; 15. connecting plate; 16. lower mounting seat; 17. cylinder; 18. second motor. DETAILED DESCRIPTION

[0029] See also Figure 1-4 The utility model provides a technical solution: a motor dynamic balancing test device, comprising a base 1, a support plate 2 is arranged on the base 1, a first motor 3 is arranged on the support plate 2, an output end of the first motor 3 passes through the support plate 2 and is fixedly installed with a rotating seat 4, a clamping plate 5 is arranged on the rotating seat 4, a knob 6 is arranged next to the rotating seat 4, and a working seat 7 is arranged on the base 1.

[0030] In the technical solution of the utility model, if Figure 1 As shown, the working seat 7 is provided with an inner cavity, a drawer 8 is arranged on the working seat 7, a slide groove 9 is provided on the working seat 7, a detection mechanism 10 is slidably mounted on the slide groove 9, and the drawer 8 can store the disassembled detection mechanism 10.

[0031] In the technical solution of the utility model, if Figure 1 As shown, a second motor 18 is fixedly installed on the side wall of the base 1, and a reciprocating screw is fixedly installed on the second motor 18 through the base 1. The right support plate 2 is threadedly sleeved on the reciprocating screw. When the second motor 18 is started, the second motor 18 drives the reciprocating screw to rotate, thereby driving the right support plate 2 to move to adapt to motors of different lengths.

[0032] In the technical solution of the utility model, if Figure 3 As shown, an inner cavity is provided on the inner side of the rotating seat 4, a bidirectional screw rod 14 is fixedly mounted on the knob 6, a connecting plate 15 is threadedly sleeved on the bidirectional screw rod 14, a clamping plate 5 is fixedly mounted on the other end of the connecting plate 15, and the knob 6 is rotated, and the knob 6 drives the bidirectional screw rod 14 to rotate, thereby driving the two connecting plates 15 to move toward each other, thereby driving the clamping plates 5 to move toward each other for clamping.

[0033] In the technical solution of the utility model, if Figure 1 and 2 As shown, the detection mechanism 10 includes a slide plate, on which a lower mounting seat 16 is fixedly mounted, a roller 13 is arranged in the lower mounting seat 16, a cross bar is arranged next to the lower mounting seat 16, a vertical bar is arranged on the cross bar, another cross bar is arranged on the vertical bar, a cylinder 17 is arranged at the other end of the cross bar, a pressure sensor 11 is arranged at the lower end of the cylinder 17, an upper mounting seat 12 is fixedly mounted at the lower end of the pressure sensor 11, and a roller 13 is also arranged in the upper mounting seat 12. When the motor rotor is driven to rotate, its rotating shaft can be placed between the roller 13 between the upper mounting seat 12 and the lower mounting seat 16. When it rotates, its pressure can be detected by the pressure sensor 11.

[0034] In the technical solution of the utility model, if Figure 1 As shown, the horizontal bar and the vertical bar are fixed together by bolts and can be disassembled, so that they can be disassembled and stored when not in use.

[0035] In the technical solution of the utility model, if Figure 1 As shown, the detection mechanism 10 is provided with two groups in total, which can respectively test the pressure of the two rotating shafts on both sides of the rotor.

[0036] In the technical solution of the utility model, if Figure 1 As shown, the detection mechanism 10 can be placed in the drawer 8 after being disassembled to prevent dust from being collected after being placed for a long time. It can be disassembled when not needed, which can save space.

[0037] In this technical solution, according to the size of the rotor's rotating shaft, the knob 6 is rotated, and the knob 6 drives the bidirectional screw 14 to rotate, thereby driving the two connecting plates 15 to move towards each other, thereby driving the clamping plates 5 to move towards each other for clamping, and then the second motor 18 is started, and the second motor 18 drives the reciprocating screw to rotate, thereby driving the right support plate 2 to move to adapt to motor rotors of different lengths, and then the detection mechanism 10 is installed, and the first motor 3 is started. When driving the motor rotor to rotate, its rotating shaft can be placed between the rollers 13 between the upper mounting seat 12 and the lower mounting seat 16. When it rotates, it can be pressure-detected by the pressure sensor 11. When it is not needed, the three parts of the detection mechanism 10 can be disassembled to prevent dust from falling after being placed for a long time. The drawer 8 can store the disassembled detection mechanism 10 and save space at the same time.

Claims

1. A motor dynamic balance test device, characterized in that: The invention comprises a base (1), a support plate (2) is arranged on the base (1), a first motor (3) is arranged on the support plate (2), an output end of the first motor (3) passes through the support plate (2) and is fixedly mounted with a rotating seat (4), a clamping plate (5) is arranged on the rotating seat (4), a knob (6) is arranged next to the rotating seat (4), and a working seat (7) is arranged on the base (1).

2. A motor dynamic balancing test device according to claim 1, characterized in that: The working seat (7) is provided with an inner cavity, a drawer (8) is arranged on the working seat (7), a slide groove (9) is provided on the working seat (7), and a detection mechanism (10) is slidably mounted on the slide groove (9).

3. A motor dynamic balancing test device according to claim 1, characterized in that: A second motor (18) is fixedly mounted on the side wall of the base (1); a reciprocating screw rod is fixedly mounted on the second motor (18) through the base (1); and a right side support plate (2) is threadedly sleeved on the reciprocating screw rod.

4. A motor dynamic balancing test device according to claim 1, characterized in that: An inner cavity is provided on the inner side of the rotating seat (4); a bidirectional screw rod (14) is fixedly mounted on the knob (6); a connecting plate (15) is threadedly sleeved on the bidirectional screw rod (14); and a clamping plate (5) is fixedly mounted on the other end of the connecting plate (15).

5. A motor dynamic balancing test device according to claim 2, characterized in that: The detection mechanism (10) comprises a slide plate, a lower mounting seat (16) is fixedly mounted on the slide plate, a roller (13) is arranged in the lower mounting seat (16), a cross bar is arranged beside the lower mounting seat (16), a vertical bar is arranged on the cross bar, another cross bar is arranged on the vertical bar, a cylinder (17) is arranged at the other end of the cross bar, a pressure sensor (11) is arranged at the lower end of the cylinder (17), an upper mounting seat (12) is fixedly mounted on the lower end of the pressure sensor (11), and a roller (13) is also arranged in the upper mounting seat (12).

6. A motor dynamic balancing test device according to claim 5, characterized in that: The cross bar and the vertical bar are fixed together by bolts and can be detached.

7. A motor dynamic balancing test device according to claim 2, characterized in that: The detection mechanism (10) is provided in two groups.

8. A motor dynamic balancing test device according to claim 7, characterized in that: The detection mechanism (10) can be placed in a drawer (8) after being disassembled.

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