CN216748004U

CN216748004U - Motor power testing device

Info

Publication number: CN216748004U
Application number: CN202123357052.9U
Authority: CN
Inventors: 叶铱塬; 王姗; 袁明杰
Original assignee: Hangzhou Amxi Technical Service Co ltd
Current assignee: Hangzhou Amxi Technical Service Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-14
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the technical field of motor test, and provides a motor power test device, which comprises: the test bench, standard motor and the motor that awaits measuring are installed to testboard top one side symmetry dismantlement formula, the output of standard motor and the motor that awaits measuring rotates and is connected with the axis of rotation, the testboard top that is located between two axis of rotation is provided with the acting table, the tip dismantlement formula of axis of rotation is connected with the circulation actuating mechanism, the circulation actuating mechanism is connected with the push pedal towards acting table top one side, acting table top bilateral symmetry formula is provided with the gravity piece of sliding connection on the acting table, the gravity piece is dismantled with the push pedal and is connected. The device has the advantages of wide test range, high speed and simple operation.

Description

Motor power testing device

Technical Field

The utility model belongs to the technical field of motor testing, and particularly relates to a motor power testing device.

Background

The power test after the motor is produced is a necessary working procedure, and the power test of loading the motor can test whether the power of the generator reaches a rated value, so that whether the produced motor is qualified or not and whether the motor is scrapped or not can be judged.

Most of existing motor power testing devices utilize operation parameters of motors to conduct calculation related to work application and power directions and then conduct final power comparison, and therefore the existing motor power testing devices are troublesome in calculation operation, poor in intuition performance and difficult to conduct rapid power testing on multiple motors.

SUMMERY OF THE UTILITY MODEL

An object of an embodiment of the present invention is to provide a motor power testing apparatus, which aims to solve the above problems.

The present invention is achieved as described above, and a motor power test apparatus includes: a test board, wherein one side of the top of the test board is symmetrically and detachably provided with a standard motor and a motor to be tested, the output ends of the standard motor and the motor to be tested are rotatably connected with a rotating shaft, the top of the test board between the two rotating shafts is provided with a work doing table, the end part of the rotating shaft is detachably connected with a circulating driving mechanism, one side of the circulating driving mechanism, which faces the top of the work doing table, is connected with a push plate, the two sides of the top of the work doing table are symmetrically provided with gravity blocks which are slidably connected on the work doing table, the gravity blocks are detachably connected with the push plate, the standard motor and the motor to be tested are simultaneously started to operate to drive the circulating driving mechanism to drive the push plate to push the gravity block to move on the power-applying table, then, the push plate is driven to move together with the gravity blocks, and the moving distance of the gravity blocks on the two sides is detected within the same operation time, so that whether the power of the motor to be tested meets the standard or not can be clearly and visually tested.

According to the motor power testing device provided by the utility model, the standard motor and the motor to be tested are arranged at the top of the testing platform and then run simultaneously, the gravity block is driven to move within the same time, whether the power of the motor to be tested is in a normal state or not is tested according to the comparison of the moving distance of the gravity block, the detection of the distance can be directly observed through the distance measuring plate, and the testing result is simple and clear; through dismantling the gravity piece and be connected with the connecting plate, set up rotatable supporter in the slide bar bottom, be convenient for according to the horsepower of the motor that awaits measuring, change rather than the gravity piece and the supporter side of mutually supporting test intensity, be convenient for improve the test range to the motor that awaits measuring.

Drawings

Fig. 1 is a schematic top view of a motor power testing apparatus.

Fig. 2 is a schematic structural diagram of a power stage in the motor power testing device.

Fig. 3 is an enlarged structural schematic diagram of a1 in fig. 2.

FIG. 4 is a schematic structural diagram of a support body in the motor power testing device;

in the drawings: the device comprises a test bench 10, a standard motor 11, a motor 12 to be tested, a rotating shaft 13, a connector 14, a ball screw 15, a nut 16, a bearing seat 17, a power application bench 18, a push plate 19, a distance measurement plate 20, a sliding groove 21, a sliding rod 22, a bayonet 23, a clamping groove 24, a supporting body 25, a servo motor 26, a gravity block 28 and a connecting plate 29.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1-2, the structure diagram of the motor power testing apparatus provided in the embodiment of the present invention includes: the test bench 10, one side of the top of the test bench 10 is symmetrically and detachably provided with a standard motor 11 and a motor 12 to be tested, the output ends of the standard motor 11 and the motor 12 to be tested are rotatably connected with a rotating shaft 13, the top of the test bench 10 between the two rotating shafts 13 is provided with a working bench 18, the end part of the rotating shaft 13 is detachably connected with a circulating driving mechanism, the circulating driving mechanism is connected with a push plate 19 towards one side of the top of the working bench 18, two sides of the top of the working bench 18 are symmetrically provided with gravity blocks 28 which are slidably connected on the working bench 18, the gravity blocks 28 are detachably connected with the push plate 19, the circulating driving mechanism is driven by simultaneously starting the standard motor 11 and the motor 12 to be tested to operate to drive the push plate 19 to push the gravity blocks 28 to move on the working bench 18 and then drive the push plate 19 to move together with the gravity blocks 28, and the moving distance of the gravity blocks 28 at two sides is detected within the same operating time, whether the power of the motor 12 to be tested meets the standard can be clearly and intuitively tested.

In the embodiment of the utility model, the distance measuring plate 20 with the same length as the working table 18 is fixedly installed in the middle of the working table 18, the distance measuring plate 20 is used for directly measuring the moving distance of the gravity block 28, so that the test intuitiveness is improved, the connecting plate 29 is fixedly connected to one side of the push plate 19 connected with the gravity block 28, and the push plate 19 is connected with the gravity block 28 in a detachable mode by inserting the connecting plate 29 into the gravity block 28.

In one embodiment of the present invention, the end of the rotating shaft 13 is connected with a bayonet lock, the end of the bayonet lock is connected with a connector 14 fixed on the circulating driving mechanism in a clamping way, the rotating shaft 13 is connected with the circulating driving mechanism by clamping the clamping pin with the connecting head 14, the circulating driving mechanism comprises a ball screw 15 fixed at one end of a connector 14, the other end of the ball screw 15 is rotatably connected on a bearing seat 17 fixed at the top of the test bench 10 through a bearing, the standard motor 11 or the motor 12 to be tested is started and connected with the rotating shaft 13 and the connecting head 14, the ball screw 15 is synchronously driven to rotate, the ball screw 15 is movably connected with the nut 16, the nut 16 circularly moves along with the rotation of the ball screw 15, the push plate 19 is fixed at one end of the nut 16, the nut 16 circularly moves on the ball screw 15, so that the push plate 19 drives the gravity block 28 to move on the acting table 18.

Referring to fig. 2 to 4, as a preferred embodiment of the present invention, a sliding rod 22 is detachably mounted at the bottom of the gravity block 28, the sliding rod 22 is slidably connected to the inside of a sliding slot 21 formed at the top of the working table 18, the inside of the working table 18 at the bottom of the sliding slot 21 is configured to be a hollow structure and is provided with a supporting body 25 having a hexagonal structure, one end of the supporting body 25 is connected to a servo motor 26, the servo motor 26 is started to drive the supporting body 25 to rotate, adjust one side of the supporting body 25 to be transferred to the bottom of the sliding slot 21 for supporting the sliding rod 22 to slide, the side walls of the supporting body 25 are respectively configured to be surfaces with different friction forces, so as to provide resistance forces with different force levels according to motors 12 to be tested with different horsepower sizes, and improve the testing range of the testing apparatus for different motors 12 to be tested;

the bottom of the gravity block 28 is fixedly connected with a bayonet 23, the bayonet 23 is clamped in a clamping groove 24 formed in the top of the slide rod 22, the bayonet 23 is clamped with the clamping groove 24, the gravity block 28 and the slide rod 22 are detachably connected, the gravity block 28 is convenient to replace, and the gravity block 28 is used for adjusting and testing corresponding weights of motors 12 to be tested with different horsepower.

The embodiment of the utility model provides a motor power testing device, during testing, a standard motor 11 of the same type as a motor 12 to be tested is selected in advance and fixed on a testing platform 10, then the motor 12 to be tested is fixed on one side of the top of the testing platform 10 which is symmetrical to the standard motor 11, then the motor 12 to be tested is respectively connected with a connector 14 through a rotating shaft 13, the standard motor 11 and the motor 12 to be tested are synchronously started to operate to drive a ball screw 15 to rotate, then a push plate 19 at the end part of a nut 16 is connected with a gravity block 28, under the rotation of the ball screw 15, the nut 16 circularly moves and synchronously drives the push plate 19 to push the gravity block 28 to move on an acting platform 18, the test is carried out in the same starting time of the standard motor 11 and the motor 12 to be tested, the moving distance of the gravity block 28 is measured and driven, then the distance measuring plate 20 is used for visual measurement to judge whether the operation of the motor 12 to be tested is standard or not, when testing motors 12 to be tested with different horsepower, the side surfaces with different friction forces are adjusted to contact the bottom of the slide rod 22 by replacing the gravity block 28 or rotating the support body 25.

The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the utility model, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The motor power testing device is characterized by comprising: the test bench, standard motor and the motor that awaits measuring are installed to testboard top one side symmetry dismantlement formula, the output of standard motor and the motor that awaits measuring rotates and is connected with the axis of rotation, the testboard top that is located between two axis of rotation is provided with the acting table, the tip dismantlement formula of axis of rotation is connected with the circulation actuating mechanism, the circulation actuating mechanism is connected with the push pedal towards acting table top one side, acting table top bilateral symmetry formula is provided with the gravity piece of sliding connection on the acting table, the gravity piece is dismantled with the push pedal and is connected.

2. The motor power testing device of claim 1, wherein a distance measuring plate having the same length as the working table is fixedly installed in the middle of the working table.

3. The motor power test device of claim 2, wherein a connecting plate is fixedly connected to one side of the push plate connected with the gravity block.

4. The motor power testing device as claimed in claim 3, characterized in that a bayonet lock is connected to the end of the rotary shaft, and a connector fixed to the endless drive mechanism is clipped to the end of the bayonet lock.

5. The motor power testing device of claim 4, wherein the circulating driving mechanism comprises a ball screw fixed at one end of the connector, the other end of the ball screw is rotatably connected to a bearing seat fixed at the top of the testing table through a bearing, a nut is movably connected to the ball screw, and the push plate is fixed at one end of the nut.

6. The motor power testing device of claim 5, wherein a slide bar is detachably mounted at the bottom of the gravity block, the slide bar is slidably connected to the inner side of a slide groove formed at the top of the power station, the power station at the bottom of the slide groove is internally provided with a hollow structure and a support body with a hexagonal structure, and one end of the support body is connected with a servo motor.

7. The motor power test apparatus according to claim 6, wherein the side walls of the support body are respectively provided as surfaces having different frictional forces.

8. The device for testing the power of the motor according to claim 7, wherein a bayonet lock is fixedly connected to the bottom of the gravity block and is clamped in a clamping groove formed in the top of the sliding rod.