Motor load test equipment

Abstract

The utility model provides motor load test equipment, and relates to the technical field of motor load test. The device comprises a test board, a motor transmission mechanism and a connecting plate load mechanism, the motor transmission mechanism comprises a motor base, a test push rod shell is installed on the motor base and used for installing a push rod motor, the motor transmission mechanism drives the connecting plate load mechanism through the push rod motor, and the connecting plate load mechanism comprises an upper connecting plate base, a lower connecting plate base and a load base. An upper connecting plate is arranged on the upper connecting plate seat, a weight is installed at the front end of the upper connecting plate, a lower connecting plate is arranged on the lower connecting plate seat, and the two ends of the lower connecting plate are rotationally connected with the upper connecting plate through a rear connecting plate and a front connecting plate respectively. The connecting plate structure has load amplification and conversion functions and can effectively convert small load force into large output force, so that the requirement of thousands of Newton force load tests on the push rod motor is met. And meanwhile, the load weight on the connecting plate structure can be flexibly adjusted, so that the testing flexibility is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor load test technical field, especially a kind of motor load test equipment. BACKGROUND

[0002] With the continuous development of industrial automation and intelligent equipment, push rod motor as an important component that can convert electrical energy into linear motion mechanical energy has been widely used in many fields, such as smart home system, industrial automation equipment, medical devices, etc. In the research and development, production and quality control process of push rod motor, load testing is a key link to ensure stable performance and reliable operation of the motor.

[0003] In some specific application scenarios, push rod motor needs to have a pushing force of thousands of newtons, so when load testing such motors, a force of up to thousands of newtons needs to be applied to simulate real working conditions. However, existing motor load testing technology has many problems and challenges when faced with such large load testing requirements. For example, directly applying a force of thousands of newtons for testing requires very high structural strength and stability of the testing equipment, which not only increases the manufacturing cost of the testing equipment, but also significantly increases the size and weight of the equipment, causing many inconveniences during installation, debugging and use. SUMMARY

[0004] The utility model provides a kind of motor load test equipment to solve the technical problems existing in the above large load testing, it includes test table, motor transmission mechanism and connecting plate load mechanism, motor transmission mechanism is used to install the push rod motor to be tested, and the rotary motion of push rod motor is changed into the linear reciprocating motion of push rod, to drive connecting plate load mechanism, and then carry out load capacity test, connecting plate load mechanism has the amplification and conversion function of load, can effectively convert smaller load input force into larger output force, to meet the demand of thousands of newton force load testing to push rod motor.

[0005] Therefore, the technical scheme of the utility model is a kind of motor load test equipment, it includes test table and the motor transmission mechanism and connecting plate load mechanism installed on the upper end of test table, motor transmission mechanism includes motor seat, test push rod shell is installed on motor seat, test push rod shell is used to install push rod motor, motor transmission mechanism drives connecting plate load mechanism by push rod motor, connecting plate load mechanism includes upper connecting plate seat, lower connecting plate seat and load seat, upper connecting plate seat is equipped with upper connecting plate, and upper connecting plate is rotatably connected with upper connecting plate seat, and the front end of upper connecting plate is provided with weight, lower connecting plate seat is equipped with lower connecting plate, and lower connecting plate is rotatably connected with lower connecting plate seat, and the both ends of lower connecting plate are rotatably connected with upper connecting plate by rear connecting plate and front connecting plate.

[0006] Further, the number of push rod motors on the test push rod shell is one or two.

[0007] Further, the test push rod shell is provided with a push block sliding groove and a push plate cavity, the push block sliding groove is in communication with the push plate cavity, the inside of the push block sliding groove is provided with a push block, the push block is in sliding connection with the push block sliding groove, and the inside of the push plate cavity is provided with a rotating push plate.

[0008] Further, the two sides of the test push rod shell are provided with elbow clamping seats, and the elbow clamping seats are provided with elbow clamps.

[0009] Further, the number of the connecting plate load mechanisms is one or two.

[0010] Further, the upper connecting plate seat is provided with an upper connecting plate shaft, the upper connecting plate shaft is in rotary connection with the upper connecting plate seat through a bearing, and the upper connecting plate shaft is installed with an upper connecting plate.

[0011] Further, the front end of the upper connecting plate is provided with a load plate, the load plate is in perpendicular connection with the upper connecting plate, the upper side of the load plate is fixedly provided with a load fixing rod, and the load fixing rod is installed with a weight.

[0012] Further, the load seat is located directly below the load fixing rod.

[0013] Further, the lower connecting plate seat is provided with a lower connecting plate shaft, the lower connecting plate shaft is in rotary connection with the lower connecting plate seat through a bearing, and the lower connecting plate shaft is installed with a lower connecting plate.

[0014] Further, the test table comprises a test frame and a test panel, the test panel is provided with a protective cover, the motor transmission mechanism is arranged on the front side of the protective cover, and the connecting plate load mechanism is arranged in the protective cover.

[0015] The connecting plate structure has the amplification and conversion functions of load, can effectively convert a smaller load input force into a larger output force, and meets the demand of the thousand newton force load test on the push rod motor.

[0016] Compared with the existing motor load test technology, the motor load test equipment using the connecting plate structure can not only reduce the cost and complexity of the test equipment under the premise of ensuring the test accuracy and reliability, but also has the advantages of compact structure, easy installation and debugging, and has broad application prospect and market value. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 is a front view of Figure 1 ;

[0019] Figure 3 is a structural schematic diagram after the protective cover is removed;

[0020] Figure 4 is a front view of Figure 3 ;

[0021] Figure 5 is a top view of Figure 3 ;

[0022] Figure 6 is a structural schematic diagram of the internal structure of the motor driving mechanism;

[0023] Figure 7 is a structural schematic diagram of the connecting plate load mechanism;

[0024] Figure 8 is a front view of Figure 7 ;

[0025] Figure 9 is a structural schematic diagram after the upper and lower connecting plates are combined;

[0026] Figure 10 is a front view of Figure 9 .

[0027] Explanation of symbols in the drawings:

[0028] 1. test bench; 11. protective cover; 2. motor driving mechanism; 21. motor seat; 211. motor seat rotating shaft; 22. test push rod shell; 221. push block sliding groove; 222. push plate cavity; 223. push block; 224. rotating push plate; 225. push rod motor; 23. elbow clamp seat; 231. elbow clamp; 24. rotating shaft connecting sleeve; 3. connecting plate load mechanism; 31. upper connecting plate seat; 311. upper connecting plate rotating shaft; 312. upper connecting plate; 313. load plate; 314. load fixing rod; 315. weight; 32. lower connecting plate seat; 321. lower connecting plate rotating shaft; 322. lower connecting plate; 33. load seat; 34. rear connecting plate; 35. front connecting plate. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0030] As Figures 1-10The utility model provides a motor load test equipment, it includes test platform 1 and the motor drive mechanism 2 and the connecting plate load mechanism 3 of installation on the upper end of test platform 1, the motor drive mechanism 2 is used to install the push rod motor of being tested, and the rotary motion of push rod motor is changed into the linear reciprocating motion of push rod, is used to drive connecting plate load mechanism 3, and then carries out the test of load capacity, and connecting plate load mechanism 3 has the amplification and conversion function of load, can effectively convert the smaller load input force into larger output force, to meet the demand of the load test of thousands of newton of push rod motor.

[0031] Test platform 1 includes test frame and test panel, the test panel is provided with the protective cover 11, the motor drive mechanism 2 is arranged at the front side of the protective cover 11, and the connecting plate load mechanism 3 is arranged in the protective cover 11, and the protective cover 11 starts the safety protection function.

[0032] The motor drive mechanism 2 includes motor seat 21, is installed on the motor seat 21 test push rod shell 22, test push rod shell 22 is used to install push rod motor 225, test push rod shell 22 can install one or two push rod motor 225, when installing two push rod motor 225, the both ends of test push rod shell 22 are equipped with push block sliding slot 221 and push plate cavity 222, push block sliding slot 221 is communicated with push plate cavity 222, the inside of push block sliding slot 221 is equipped with push block 223, push block 223 is connected with push block sliding slot 221 slidingly, and the inside of push plate cavity 222 is equipped with rotary push plate 224, and rotary push plate 224 is rotatably connected with motor seat 21 through motor seat pivot 211, specifically, rotary push plate 224 is fixedly connected with motor seat pivot 211, and motor seat pivot 211 is rotatably connected with motor seat 21.

[0033] When push rod motor 225 rotates, push block 223 is reciprocated in push block sliding slot 221 by push rod, and push block 223 pushes rotary push plate 224 and motor seat pivot 211 to rotate when reciprocating, i.e. the rotary motion of push rod motor 225 is converted into the linear motion of push block 223, and the linear motion of push block 223 is converted into the rotary motion of motor seat pivot 211, realizing force transmission.

[0034] In order to fix test push rod shell 22, elbow clamp seat 23 is arranged on the both sides of test push rod shell 22, and elbow clamp 231 is arranged on elbow clamp seat 23, and test push rod shell 22 is quickly fixed by elbow clamp 231.

[0035] The number of the connecting plate load mechanism 3 is one or two, the connecting plate load mechanism 3 comprises an upper connecting plate seat 31, a lower connecting plate seat 32 and a load seat 33, the upper connecting plate seat 31 is fixedly connected with the lower connecting plate seat 32, the upper connecting plate seat 31 is provided with an upper connecting plate rotating shaft 311, the upper connecting plate rotating shaft 311 is rotatably connected with the upper connecting plate seat 31 through a bearing, the upper connecting plate rotating shaft 311 is installed with an upper connecting plate 312, the front end of the upper connecting plate 312 is provided with a load plate 313, the load plate 313 is perpendicularly connected with the upper connecting plate 312, the upper side of the load plate 313 is fixedly provided with a load fixing rod 314, the load fixing rod 314 is installed with a weight 315, and the load seat 33 is located directly below the load fixing rod 314.

[0036] The lower connecting plate seat 32 is provided with a lower connecting plate rotating shaft 321, the lower connecting plate rotating shaft 321 is rotatably connected with the lower connecting plate seat 32 through a bearing, the lower connecting plate rotating shaft 321 is installed with a lower connecting plate 322, the rear end of the lower connecting plate 322 is rotatably connected with the upper connecting plate 312 through a rear connecting plate 34, and the front end of the lower connecting plate 322 is rotatably connected with the upper connecting plate 312 through a front connecting plate 35.

[0037] The motor transmission mechanism 2 is in transmission connection with the connecting plate load mechanism 3, that is, the motor seat rotating shaft 211 is in transmission connection with the lower connecting plate rotating shaft 321 through a rotating shaft connecting sleeve 24, the push rod motor 225 drives the motor seat rotating shaft 211 to rotate through a rotating push plate 224, the motor seat rotating shaft 211 drives the lower connecting plate rotating shaft 321 to rotate, the lower connecting plate 322 drives the upper connecting plate 312 to rotate through the front connecting plate 35, because the front end of the upper connecting plate 312 is installed with the load weight 315, the force arm of the rotating push plate 224 is smaller than the combined force arm of the lower connecting plate 322 and the upper connecting plate 312, so that the connecting plate structure of the present application realizes the amplification and conversion of the load force, and can effectively convert the weight of the small load weight into a larger load force, thereby meeting the requirement of the load test of the push rod motor of thousands of newtons.

[0038] In addition, the motor load test equipment using the connecting plate structure has the advantages of simple structure, high reliability, low cost and complexity, compact structure, easy installation and debugging, wide application prospect and market value, and the like.

[0039] The above is only a specific embodiment of the present application, and cannot limit the scope of the present application, so the replacement of equivalent components or equivalent changes and modifications made within the scope of the present application shall still fall within the scope of the present application.

Claims

1. A motor load testing device, characterized in that, The device includes a test bench and a motor drive mechanism and a connecting plate load mechanism mounted on the upper part of the test bench. The motor drive mechanism includes a motor base, on which a test push rod housing is mounted. The test push rod housing is used to mount a push rod motor. The motor drive mechanism drives the connecting plate load mechanism through the push rod motor. The connecting plate load mechanism includes an upper connecting plate base, a lower connecting plate base, and a load base. An upper connecting plate is provided on the upper connecting plate base and is rotatably connected to the upper connecting plate base. A weight is installed at the front end of the upper connecting plate. A lower connecting plate is provided on the lower connecting plate base and is rotatably connected to the lower connecting plate base. The two ends of the lower connecting plate are rotatably connected to the upper connecting plate through a rear connecting plate and a front connecting plate, respectively.

2. The motor load testing device according to claim 1, characterized in that, The number of push rod motors on the test push rod housing is one or two.

3. The motor load testing device according to claim 2, characterized in that, The test push rod housing is provided with a push block groove and a dial plate cavity. The push block groove is connected to the dial plate cavity. A push block is provided inside the push block groove. The push block is slidably connected to the push block groove. A rotating dial plate is provided inside the dial plate cavity. The rotating dial plate is rotatably connected to the motor base through the motor base shaft.

4. The motor load testing device according to claim 1, characterized in that, The test push rod housing is provided with elbow clamp seats on both sides, and elbow clamps are provided on the elbow clamp seats.

5. The motor load testing device according to claim 1, characterized in that, The number of the connecting plate load mechanism is one or two.

6. The motor load testing device according to claim 5, characterized in that, The upper connecting plate base is provided with an upper connecting plate rotating shaft, which is rotatably connected to the upper connecting plate base through a bearing, and an upper connecting plate is installed on the upper connecting plate rotating shaft.

7. The motor load testing device according to claim 6, characterized in that, The upper connecting plate has a load plate at its front end, the load plate is perpendicularly connected to the upper connecting plate, and a load fixing rod is fixedly installed above the load plate, with weights installed on the load fixing rod.

8. The motor load testing device according to claim 7, characterized in that, The load holder is located directly below the load fixing rod.

9. The motor load testing device according to claim 8, characterized in that, The lower connecting plate base is provided with a lower connecting plate rotating shaft, which is rotatably connected to the lower connecting plate base through a bearing, and the lower connecting plate is installed on the lower connecting plate rotating shaft.

10. The motor load testing device according to claim 1, characterized in that, The test bench includes a test frame and a test panel. A protective cover is provided on the test panel. The motor transmission mechanism is located on the front side of the protective cover, and the connecting plate load mechanism is located inside the protective cover.

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