CN219105111U

CN219105111U - EMC on-load testing device for automobile driving motor

Info

Publication number: CN219105111U
Application number: CN202223339240.3U
Authority: CN
Inventors: 王鹤; 丁毕伟
Original assignee: Waltek Services Su Zhou Co ltd
Current assignee: Waltek Services Su Zhou Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-30
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses an EMC (electro magnetic compatibility) load testing device of an automobile driving motor, which comprises a test bench, wherein a first fixing plate and a second fixing plate are arranged on the upper side of one end of the test bench, a first hydraulic cylinder is arranged in the middle of one side of the second fixing plate, positioning clamping seats are arranged on one sides of the first fixing plate and the second fixing plate, a sliding seat is arranged on the upper side of one end of the test bench in a sliding manner through a sliding groove, a load shaft is rotatably arranged on the upper side of the sliding seat through a supporting seat, a second hydraulic cylinder is arranged on one side of the sliding seat, one end of the automobile motor is in transmission connection through a belt flywheel group, a heat dissipation mechanism is arranged on the upper side of the test bench, and a positioning clamping seat is arranged on one side of the first fixing plate and one side of the second fixing plate, so that the first hydraulic cylinder drives the second fixing plate to press one side of the first fixing plate, and therefore clamping and positioning treatment can be carried out on two sides of the test motor.

Description

EMC on-load testing device for automobile driving motor

Technical Field

The utility model relates to the technical field of motor performance test, in particular to an EMC on-load test device for an automobile driving motor.

Background

Electromagnetic compatibility EMC refers to the ability of a device or system to operate satisfactorily in its electromagnetic environment and not to create intolerable electromagnetic interference with any device in its environment. Thus, EMC includes two requirements: on one hand, electromagnetic interference generated by equipment on the environment in the normal operation process cannot exceed a certain limit value; on the other hand, the device has a certain degree of immunity, namely electromagnetic sensitivity, to electromagnetic interference existing in the environment. The motor needs EMC on-load test processing in the manufacturing and research and development processes.

EMC performance testing arrangement under electrified belt load condition that application number is CN201920895560.6 among the prior art, including the backup pad, rotate in the backup pad and be provided with carousel, be provided with interconnect's battery, motor and load device on the carousel, the battery passes through wire and electromechanical hookup, is equipped with the preforming between sleeve and the load axle, and the one side of preforming near the load axle is equipped with the friction disc. The utility model has the advantages of simple structure, convenient installation, wide application range, easy assembly and low cost. On the basis of fully considering the development cost of the parts, the requirement of firm installation of the parts is met. The utility model has reasonable layout and low manufacturing cost, is suitable for batch production, can meet the market demand of developing the work, but is inconvenient to clamp and position two sides of the test motor, has poor positioning stability, thereby influencing the efficiency of load test and is inconvenient to assemble and disassemble the test motor.

Disclosure of Invention

The utility model aims to provide an EMC on-load testing device for an automobile driving motor, which is used for solving the problems that clamping and positioning treatment is inconvenient to carry out on two sides of the testing motor in the prior art, the positioning stability is poor, the efficiency of load testing is affected, and the disassembly and assembly operation of the testing motor are inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a car driving motor EMC tape load testing arrangement, includes the testboard, first fixed plate and second fixed plate are installed to testboard one end upside, first pneumatic cylinder is installed to second fixed plate one side mid-mounting, the location anchor clamps seat is all installed to first fixed plate and second fixed plate one side, the spout has been seted up to testboard other end upside, and the sliding is equipped with the slide in the spout, the slide upside is equipped with the load axle through the supporting seat rotation, the second pneumatic cylinder is installed to slide one side, and car motor one end is connected through belt flywheel group transmission, install cooling body on the testboard of first fixed plate and second fixed plate one side.

Further, the first fixed plate and the second fixed plate are arranged at the same level, and the first hydraulic cylinder is arranged on the upper side of one end of the test bench through the hydraulic support.

Furthermore, a positioning rod is arranged on one side of the positioning clamping seat, and one end of the positioning rod is fixed on one side of the first fixing plate and one side of the second fixing plate through limiting nuts.

Further, the positioning clamping seat is arranged into an arc clamping piece, an anti-skid pad is arranged on the inner side of the positioning clamping seat, and an air cooling heat dissipation groove is formed in the inner wall of the anti-skid pad.

Further, the heat dissipation mechanism comprises a heat dissipation fan arranged on the upper side of one end of the test board, the heat dissipation fan is arranged opposite to one side of the positioning clamping seat, and a PLC control cabinet is arranged on the upper side of one end of the test board.

Furthermore, a guide rod is arranged in the sliding groove, and two ends of the sliding seat are arranged in a sliding manner through the guide holes and the guide rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the first fixing plate and the second fixing plate are arranged on the upper side of one end of the test bench, and the positioning clamping seats are arranged on one sides of the first fixing plate and one side of the second fixing plate, so that the first hydraulic cylinder drives the second fixing plate to press towards one side of the first fixing plate, thereby being capable of clamping and positioning two sides of a test motor, having high positioning stability, being convenient and quick to assemble and disassemble, being beneficial to improving the test efficiency, and the positioning clamping seats are arranged into arc clamping pieces, and the anti-skid pads are arranged on the inner sides of the positioning clamping seats, thus being beneficial to further improving the stability of clamping and fixing two sides of the motor.

2. According to the utility model, the air cooling radiating groove is formed in the inner wall of the anti-skid pad, the radiating mechanism comprises the radiating fan arranged on the upper side of one end of the test board, and the radiating fan is arranged opposite to one side of the positioning clamping seat, so that air cooling treatment can be carried out on one side of the tested motor, overheat damage during motor load test is prevented, and the safety of test use is improved.

3. According to the utility model, the sliding groove is formed in the upper side of the other end of the test bench, the sliding seat is arranged in the sliding groove in a sliding manner through the guide rod, the load shaft is arranged on the upper side of the sliding seat through the supporting seat in a rotating manner, and the second hydraulic cylinder is arranged on one side of the sliding seat, so that the sliding seat and the load shaft can be driven to move and adjust through the second hydraulic cylinder, the tightness of a belt of the belt flywheel set can be adjusted, the load degree of the load shaft can be adjusted, and the adjustment is convenient and quick.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a top view of the overall structure of the present utility model;

FIG. 2 is a front view of a first and second mounting plate structure of the present utility model;

fig. 3 is a schematic view of a positioning holder according to the present utility model.

In the figure: 1. a test bench; 2. a first fixing plate; 3. a second fixing plate; 4. a hydraulic support; 5. a first hydraulic cylinder; 6. positioning a clamping seat; 7. a heat dissipation fan; 8. a chute; 9. a slide; 10. a support base; 11. a load shaft; 12. a positioning rod; 13. a belt flywheel set; 14. a PLC control cabinet; 15. an air-cooled heat sink; 16. a second hydraulic cylinder; 17. a guide rod; 18. a limit nut; 19. an anti-slip mat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2 and fig. 3, in the embodiment of the utility model, an EMC belt load test device for an automobile driving motor comprises a test bench 1, wherein a first fixing plate 2 and a second fixing plate 3 are installed on the upper side of one end of the test bench 1, the lower end of the first fixing plate 2 is fixedly welded on the test bench 1, the second fixing plate 3 is slidably arranged on the upper side of the test bench 1 through a first hydraulic cylinder 5, a positioning clamping seat 6 is installed on one side of the first fixing plate 2 and one side of the second fixing plate 3, the second fixing plate 3 is driven by the first hydraulic cylinder 5 to press one side of the first fixing plate 2, so that clamping and positioning treatment can be carried out on two sides of the test motor, positioning stability is high, dismounting is convenient and quick, the test efficiency is facilitated, a sliding groove 8 is formed on the upper side of the other end of the test bench 1, a sliding seat 9 is slidably arranged on the sliding groove 8, a load shaft 11 is rotatably arranged on the upper side of the sliding seat 9 through a supporting seat 10, a second hydraulic cylinder 16 is installed on one side of the sliding seat 9, the sliding seat 9 and the load shaft 11 is movably adjusted through the second hydraulic cylinder 16, so that the belt pulley 9 and the load shaft 11 can be conveniently adjusted, the belt pulley wheel is conveniently and the belt pulley is conveniently and quickly cooled by the belt pulley is conveniently and rapidly adjusted, and the belt pulley wheel is conveniently and rapidly installed on the side of the test bench when the test bench is connected with the side of the test bench, and the test machine is conveniently and the safety wheel is fixedly connected with one side, and the side of the safety pulley wheel 1.

Preferably, the first fixing plate 2 and the second fixing plate 3 are arranged at the same level, and the first hydraulic cylinder 5 is arranged on the upper side of one end of the test bench 1 through the hydraulic support 4, so that the second fixing plate 3 is arranged on one side of the first fixing plate 2 in a sliding manner, and clamping and positioning treatment is performed on two sides of the motor.

Preferably, the locating rod 12 is installed to locating holder 6 one side, and locating rod 12 one end passes through stop nut 18 to be fixed in first fixed plate 2 and second fixed plate 3 one side for be convenient for install the location processing to locating holder 6, positioning stability is higher moreover, prevents that the motor from rocking.

Preferably, the positioning clamping seat 6 is set to be an arc clamping piece, and the anti-slip pad 19 is arranged on the inner side of the positioning clamping seat 6, so that the stability of clamping and fixing of two sides of the motor is further improved, the air-cooling heat dissipation groove 15 is formed in the inner wall of the anti-slip pad 19, and ventilation and heat dissipation treatment of the clamping part between the positioning clamping seat 6 and the motor are facilitated.

Preferably, the heat dissipation mechanism comprises a heat dissipation fan 7 arranged on the upper side of one end of the test board 1, and the heat dissipation fan 7 is arranged on one side of the positioning clamping seat 6, so that air cooling treatment can be carried out on one side of a tested motor, overheat damage during motor load test is prevented, safety in test use is improved, and a PLC control cabinet 14 is arranged on the upper side of one end of the test board 1, so that integral control treatment is facilitated.

Preferably, the guide rod 17 is arranged in the chute 8, and two ends of the sliding seat 9 are slidably arranged with the guide rod 17 through the guide holes, so that the sliding seat 9 is slidably adjusted to be guided, and the stability of the sliding installation structure of the sliding seat 9 is improved.

The working principle and the using flow of the utility model are as follows: the first fixed plate 2 and the second fixed plate 3 that are equipped with through testboard 1 one end upside, first fixed plate 2 and second fixed plate 3 one side all are equipped with location holder 6 for press from both sides first fixed plate 2 one side through first pneumatic cylinder 5 drive second fixed plate 3, thereby can carry out centre gripping location processing to test motor both sides, positioning stability is high, easy dismounting is swift, be favorable to improving the efficiency of test, moreover, through slipmat 19 inner wall seted up forced air cooling heat dissipation groove 15, heat dissipation mechanism is including setting up the radiator fan 7 at testboard 1 one end upside, and radiator fan 7 just sets up to location holder 6 one side, make can carry out forced air cooling processing to motor one side of test, overheat damage when preventing the motor load test, the security of improvement test use.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a car driving motor EMC tape load testing arrangement, includes testboard (1), its characterized in that: the test bench (1) one end upside is installed first fixed plate (2) and second fixed plate (3), second fixed plate (3) one side mid-mounting has first pneumatic cylinder (5), location holder (6) are all installed to first fixed plate (2) and second fixed plate (3) one side, spout (8) have been seted up to test bench (1) other end upside, and slide (8) are equipped with slide (9) in the interior, slide (9) upside is equipped with load axle (11) through supporting seat (10) rotation, second pneumatic cylinder (16) are installed to slide (9) one side, and car motor one end is through belt flywheel group (13) transmission connection, install cooling machanism on test bench (1) of first fixed plate (2) and second fixed plate (3) one side.

2. The automobile drive motor EMC on-load testing apparatus of claim 1, wherein: the first fixing plate (2) and the second fixing plate (3) are arranged at the same level, and the first hydraulic cylinder (5) is arranged on the upper side of one end of the test bench (1) through the hydraulic support (4).

3. The automobile drive motor EMC on-load testing apparatus of claim 1, wherein: a locating rod (12) is arranged on one side of the locating clamp seat (6), and one end of the locating rod (12) is fixed on one side of the first fixing plate (2) and one side of the second fixing plate (3) through a limit nut (18).

4. The automobile drive motor EMC on-load testing apparatus of claim 1, wherein: the locating clamping seat (6) is arranged into an arc clamping piece, an anti-slip pad (19) is arranged on the inner side of the locating clamping seat (6), and an air cooling radiating groove (15) is formed in the inner wall of the anti-slip pad (19).

5. The automobile drive motor EMC on-load testing apparatus of claim 1, wherein: the heat dissipation mechanism comprises a heat dissipation fan (7) arranged on the upper side of one end of the test bench (1), and the heat dissipation fan (7) is arranged opposite to one side of the positioning clamping seat (6).

6. The automobile drive motor EMC on-load testing apparatus of claim 1, wherein: the inside guide bar (17) of seting up of spout (8), and slide (9) both ends pass through guiding hole and guide bar (17) slip setting.