CN220960390U

CN220960390U - Motor test support

Info

Publication number: CN220960390U
Application number: CN202322791352.0U
Authority: CN
Inventors: 周雪东; 徐须诚; 俞张锋
Original assignee: Gw Electric Shanghai Co ltd
Current assignee: Gw Electric Shanghai Co ltd
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-05-14
Anticipated expiration: 2033-10-18

Abstract

The utility model discloses a motor test support, which belongs to the technical field of machine manufacturing and comprises a coupler shaft and a test support base, wherein an adjusting mechanism is arranged at the top of the test support base, two fixing plates are arranged at the top of the adjusting mechanism, a sensor base is fixedly connected to the top of one fixing plate, a torque sensor is fixedly connected to one side of the sensor base, and a double-diaphragm coupler is fixedly connected to the surface of the coupler shaft. The torque sensor is fixed on the sensor base and is positioned on the same axis with the center of the load equipment, the sensor connects the load equipment and the test motor through the double-diaphragm coupler and the connecting shaft with the bearing seat, the whole set of bracket and the load equipment can never be disassembled, the position of the torque sensor is not required to be adjusted, and the position of the torque sensor is only required to be adjusted at the input end during the test.

Description

Motor test support

Technical Field

The utility model belongs to the technical field of machine manufacturing, and particularly relates to a motor test support.

Background

The assembly of the motor test bracket is very important, and the later use effect can be directly affected; in particular, in the case of centering between the components, it is necessary to measure the circular runout of the respective parts by using a dial indicator during the assembly process, and the circular runout can be released when the circular runout reaches the requirement.

In the prior art, when a large motor is used for testing output torque, a torque sensor is required to be installed between an output shaft and a load end of the motor so as to measure torque change in the running process of the motor.

However, when the torque sensor is installed, the same center height is required to be ensured with two sides, so that the sensor is damaged in the test process directly due to the deviation of the torque sensor, and meanwhile, when more than one motor is tested, a tester needs to repeatedly assemble and disassemble the sensor, so that the risk of damaging the sensor is increased, and the test efficiency is reduced.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a motor test support. The advantages are that: the test support can ensure accurate centering of the sensor, prevent the sensor from being damaged in the running process due to eccentricity, and simultaneously realize quick replacement of the sensor.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a motor test support, includes shaft coupling axle and test support base, test support base's top is provided with adjustment mechanism, adjustment mechanism's top is provided with two fixed plates, one of them the top fixedly connected with sensor base of fixed plate, one side fixedly connected with torque sensor of sensor base, the surface fixedly connected with double diaphragm shaft coupling of shaft coupling, through electric connection between torque sensor and the double diaphragm shaft coupling, one side fixedly connected with of double diaphragm shaft coupling is the bearing frame body of symmetric distribution, is located another the top fixedly connected with bearing frame end cover of shaft coupling axle of fixed plate top.

The technical scheme is as follows: when the torque sensor is used, the torque sensor is fixed on the sensor base, the torque is transmitted through the double-diaphragm coupler on two sides, the double-diaphragm coupler has the advantages of high transmission efficiency and high precision, and can bear the large torque during large motor test, the bearing seat bodies arranged in pairs are used on the other sides of the double-diaphragm coupler, the double-diaphragm coupler is connected through the coupler shafts, as the span of the whole test support is relatively large, the double bearings are respectively used on the fulcrums on two sides, so that the operation is more stable, the axial jumping can be reduced, the round jumping condition of the input shaft-torque sensor-output shaft is measured by using the dial indicator during the test support assembly, the center height is finely adjusted until the requirement is met, the assembly of one set of test support is completed, and only the load or the test motor is needed to be replaced in the later period, the torque sensor can be effectively protected, and the test efficiency is greatly improved.

The utility model further provides that the adjusting mechanism comprises a sliding rail fixedly connected with one side of the top of the test support base, the inner wall of the sliding rail is connected with a sliding block in a sliding manner, and the sliding block is fixedly connected with the sensor base.

The technical scheme is as follows: the sliding block can slide in the inner wall of the sliding rail, and the position of the sensor base can be changed at the moment, so that the sliding block is applicable to different sizes.

The utility model is further characterized in that one side of the sliding block is provided with a threaded hole, and the inner wall of the threaded hole is connected with a threaded rod through threads.

The technical scheme is as follows: the threaded rod is arranged to rotate in the inner wall of the threaded hole, and the sliding block can be made to move at the moment.

The utility model is further arranged that one side of the threaded rod is fixedly connected with a rotating disc.

The technical scheme is as follows: the setting of rolling disc can be convenient for the staff to rotate the operation to the threaded rod.

The utility model is further arranged that one side edge of the rotating disc is rotatably connected with a handle through a bearing.

The technical scheme is as follows: the arrangement of the handle can enable a worker to hold the handle to rotate, and the rotating disc can rotate at the moment.

The utility model is further characterized in that a plurality of uniformly distributed limiting openings are formed in the surface of the threaded rod, the limiting openings penetrate through the sliding rail, and the inner wall of each limiting opening is connected with a limiting rod in a T-shaped structure in a sliding manner.

The technical scheme is as follows: the setting of gag lever post can take place to slide in the inner wall of spacing mouth, can carry out spacingly to the threaded rod, can avoid threaded rod automatic rotation.

The utility model is further characterized in that an electric guide rail is fixedly connected to the other side of the top of the test support base, an electric guide block is slidably connected to the inner wall of the electric guide rail, and the electric guide block is fixedly connected with the bearing seat body.

The technical scheme is as follows: the electric guide block can slide in the inner wall of the electric guide rail, and the bearing seat body can be made to move.

The beneficial effects of the utility model are as follows:

1. The motor test support is fixed on the sensor base through the torque sensor and enables the torque sensor to be on the same axis with the center of the load equipment, the sensor is used for connecting the load equipment with the test motor through the double-diaphragm coupler and the connecting shaft with the bearing seat, the whole support and the load equipment can never be disassembled, the position of the torque sensor is not required to be adjusted, and the torque sensor is only required to be adjusted at the input end during the test.

2. The motor test support can slide in the inner wall of the sliding rail through the sliding block, and can be suitable for different sizes according to the position change of the sensor base at the moment; the sliding block can be enabled to move in the inner wall of the threaded hole through the threaded rod.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of a motor test stand according to the present utility model;

FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;

Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

In the figure: 1. a coupling shaft; 2. a bearing seat end cover; 4. a bearing housing body; 6. a double diaphragm coupling; 7. a test stand base; 8. a sensor base; 9. a slide rail; 10. a slide block; 11. a threaded rod; 12. a rotating disc; 13. a limit opening; 14. a limit rod; 15. an electric guide rail; 16. an electric guide block.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1-3, a motor test support comprises a shaft coupling 1 and a test support base 7, wherein an adjusting mechanism is arranged at the top of the test support base 7, two fixing plates are arranged at the top of the adjusting mechanism, a sensor base 8 is fixedly connected to the top of one fixing plate, a torque sensor is fixedly connected to one side of the sensor base 8, a double-diaphragm coupler 6 is fixedly connected to the surface of the shaft coupling 1, the torque sensor is electrically connected with the double-diaphragm coupler 6, a bearing seat body 4 which is symmetrically distributed is fixedly connected to one side of the double-diaphragm coupler 6, and a bearing seat end cover 2 is fixedly connected to the top of the shaft coupling 1 above the other fixing plate.

It should be noted that in this embodiment, the adjusting mechanism includes a sliding rail 9 fixedly connected with one side of the top of the test stand base 7, the inner wall of the sliding rail 9 is slidably connected with a sliding block 10, the sliding block 10 is fixedly connected with the sensor base 8, and the sliding block 10 can slide in the inner wall of the sliding rail 9, so that the position of the sensor base 8 can be changed, and the adjusting mechanism is applicable to different sizes.

Further, in this embodiment, a threaded hole is formed in one side of the slider 10, the inner wall of the threaded hole is connected with a threaded rod 11 through threads, and the slider 10 can be moved through the threaded rod 11 by rotating in the inner wall of the threaded hole.

One side fixedly connected with rolling disc 12 of threaded rod 11 can be convenient for the staff to rotate the operation to threaded rod 11 through rolling disc 12, and one side edge of rolling disc 12 is connected with the handle through the bearing rotation, can let the staff hold the handle through the handle and rotate, and rolling disc 12 can take place the rotation this moment.

In one embodiment, the surface of the threaded rod 11 is provided with a plurality of uniformly distributed limiting openings 13, the limiting openings 13 penetrate through the sliding rail 9, the inner wall of each limiting opening 13 is slidably connected with a limiting rod 14 in a T-shaped structure, the limiting rod 14 can slide in the inner wall of each limiting opening 13, the threaded rod 11 can be limited, and automatic rotation of the threaded rod 11 can be avoided.

The electric guide rail 15 is fixedly connected to the other side of the top of the test support base 7, the electric guide block 16 is slidably connected to the inner wall of the electric guide rail 15, the electric guide block 16 is fixedly connected with the bearing seat body 4, sliding can occur in the inner wall of the electric guide rail 15 through the electric guide block 16, and at the moment, the bearing seat body 4 can be made to move.

Working principle: when the torque sensor is used, the torque sensor is fixed on the sensor base 8, the torque is transmitted through the double-diaphragm coupler 6 on two sides, the double-diaphragm coupler 6 has the advantages of high transmission efficiency and high precision, and can bear large torque during large motor test, the other side of the double-diaphragm coupler 6 is connected through the coupler shaft 1 by using the bearing seat bodies 4 arranged in pairs, as the span of the whole test support is relatively large, the double bearings are respectively used on the two side fulcrums, so that the operation is more stable, the axial jumping can be reduced, the round jumping condition of the input shaft-torque sensor-output shaft is respectively measured by using the dial indicator during test support assembly, and the center height is finely adjusted until the requirement is met, so that one set of test support can be assembled, and later, only the load or the test motor is needed to be replaced, the torque sensor can be effectively protected, and the test efficiency is greatly improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a motor test support, includes shaft coupling axle (1) and test support base (7), its characterized in that, the top of test support base (7) is provided with adjustment mechanism, adjustment mechanism's top is provided with two fixed plates, one of them the top fixedly connected with sensor base (8) of fixed plate, one side fixedly connected with torque sensor of sensor base (8), the surface fixedly connected with double-diaphragm shaft coupling (6) of shaft coupling axle (1), through electric connection between torque sensor and the double-diaphragm shaft coupling (6), one side fixedly connected with of double-diaphragm shaft coupling (6) is symmetrically distributed's bearing frame body (4).

2. A motor test stand according to claim 1, characterized in that the top of the coupling shaft (1) above the other fixing plate is fixedly connected with a bearing housing end cap (2).

3. The motor test stand according to claim 2, wherein the adjusting mechanism comprises a sliding rail (9) fixedly connected with one side of the top of the test stand base (7), the inner wall of the sliding rail (9) is slidably connected with a sliding block (10), and the sliding block (10) is fixedly connected with the sensor base (8).

4. A motor test stand according to claim 3, characterized in that a threaded hole is provided in one side of the slider (10), and the inner wall of the threaded hole is connected with a threaded rod (11) by means of a thread.

5. A motor test stand according to claim 4, characterized in that a rotating disc (12) is fixedly connected to one side of the threaded rod (11).

6. A motor test stand according to claim 5, characterized in that a side edge of the rotating disc (12) is rotatably connected with a grip by means of a bearing.

7. The motor test support according to claim 5, wherein a plurality of uniformly distributed limiting openings (13) are formed in the surface of the threaded rod (11), the limiting openings (13) penetrate through the sliding rail (9), and a limiting rod (14) in a T-shaped structure is slidably connected to the inner wall of the limiting opening (13).

8. The motor test support according to claim 1, wherein an electric guide rail (15) is fixedly connected to the other side of the top of the test support base (7), an electric guide block (16) is slidably connected to the inner wall of the electric guide rail (15), and the electric guide block (16) is fixedly connected to the bearing seat body (4).