CN113654813A - Automobile wheel edge motor drive control test bed - Google Patents
Automobile wheel edge motor drive control test bed Download PDFInfo
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- CN113654813A CN113654813A CN202111113313.4A CN202111113313A CN113654813A CN 113654813 A CN113654813 A CN 113654813A CN 202111113313 A CN202111113313 A CN 202111113313A CN 113654813 A CN113654813 A CN 113654813A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- Vibration Prevention Devices (AREA)
Abstract
The invention provides an automobile wheel motor drive control test bed, which belongs to the technical field of wheel motor testing and comprises an outer shell, wherein four corners of the inner bottom wall of the outer shell are fixedly connected with first fixing plates, the upper surface of each first fixing plate is fixedly connected with a fixing column, a sliding groove is formed in each fixing column, the upper surface of each fixing column is connected with a supporting column in a sliding mode, and one end, located above each fixing column, of each supporting column is fixedly connected with a second fixing plate. The supporting column can compress the second spring to move downwards in the sliding groove, so that the supporting column, the fixing column and the second spring form a small damping structure, and the small damping structure can form a large damping structure with the first fixing plate, the second fixing plate and the first spring, so that the large damping structure can further filter vibration generated by the test bed, and the damping structure can filter vibration generated by motor driving.
Description
Technical Field
The invention belongs to the technical field of wheel edge motor testing, and particularly relates to an automobile wheel edge motor drive control test bed.
Background
The wheel-side motor is used on an electric automobile as a power driving device, namely, the wheel-side motor is arranged on a wheel to drive the wheel independently. The wheel-side motor has the characteristics of good silencing effect, strong braking capability and the like, so that the wheel-side motor is widely regarded. Before each wheel-side motor is put into an automobile for use, the wheel-side motor is subjected to relevant data testing through a wheel-side motor drive control test bed, and whether the wheel-side motor meets qualified use standards is detected. But present general drive control test bench does not have the dynamic load of simulation motor in the process of traveling, leads to its wheel limit motor test incomplete, has reduced and has detected accurate nature, and the wheel limit motor can produce certain vibration when drive test is carried out on the drive control test bench in addition, but because more test bench self does not have shock attenuation filtration, long-term vibration can cause certain damage to some accurate test instrument on the test bench like this, and then can reduce the life of test bench.
Disclosure of Invention
The invention aims to provide an automobile wheel motor drive control test bed, and aims to solve the problems that the prior art does not have dynamic load for simulating a motor in the driving process and does not have a damping filter structure.
In order to achieve the purpose, the invention provides the following technical scheme: the automobile wheel edge motor drive control test bed comprises an outer shell, wherein four corners of the inner bottom wall of the outer shell are fixedly connected with first fixing plates, the upper surface of the first fixing plate is fixedly connected with a fixing column, a sliding chute is arranged inside the fixing column, the upper surface of the fixed column is connected with a supporting column in a sliding way, one end of the supporting column above the fixed column is fixedly connected with a second fixed plate, the upper surface of the second fixing plate is fixedly connected with a test bench, a magnetic powder brake is arranged above the test bench, the input end of the magnetic powder brake is provided with an elastic coupling, the input end of the elastic coupling is provided with a speed reducer, the input end of the speed reducer is provided with a coupler, the input end of the coupler is provided with a torque sensor, the input end of the torque sensor is provided with a coupling flange, and the input end of the coupling flange is provided with a wheel-side motor.
Furthermore, the upper surface of the first fixing plate is fixedly connected with a first spring, the other end of the first spring is fixedly connected to the lower surface of the second fixing plate, and the fixing column is located inside the first spring.
Furthermore, the support column is located the inside one end fixedly connected with second spring of spout, the other end fixed connection of second spring is in the interior diapire of spout.
Furthermore, the bottom fixedly connected with six supporting legs of shell body, six the supporting leg is the rectangular array.
Further, six shock attenuation telescopic links of inner diapire fixedly connected with of shell body, shock attenuation telescopic link's other end fixed connection is in the bottom of test bench, one side fixed mounting of shock attenuation telescopic link has the damping rubber piece, the top fixed connection of damping rubber piece is in the bottom of test bench.
Furthermore, the inside wall fixedly connected with third spring of shell body, the other end fixed connection of third spring is in the lateral surface of test bench.
Furthermore, the inside wall fixedly connected with elasticity cloth layer of shell body, the other end fixed connection on elasticity cloth layer is in the lateral surface of test bench.
Furthermore, a controller is fixedly mounted on one side of the upper surface of the test bed, and a data processor is fixedly mounted on the other side of the controller.
Further, the upper surface of test bench is fixedly connected with first mount, the top fixed mounting of first mount in magnetic powder brake's surface, one side fixedly connected with second mount of first mount, the top fixed mounting of second mount in the surface of reduction gear.
Further, the upper surface of test bench is fixedly connected with the third mount, the top fixed mounting of third mount in torque sensor's surface, one side fixedly connected with fourth mount of third mount, the top fixed joint of fourth mount in the surface of round limit motor.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the automobile wheel-side motor drive control test bed, the coupling flange is fixed with the input end of the torque sensor, and then a dynamic load brake module is formed among the magnetic powder brake, the elastic coupling, the speed reducer, the coupling, the torque sensor, the coupling flange, the controller and the data processor, so that the module can simulate the dynamic load of the wheel-side motor in the form process, the test comprehensiveness of the test bed on the wheel-side motor is increased, and the detection accuracy of the test bed is guaranteed.
2. According to the automobile wheel motor drive control test bed, the supporting column can compress the second spring in the sliding groove to move downwards, so that the supporting column, the fixing column and the second spring can form a small damping structure, vibration generated by the test bed can be filtered, the small damping structure can form a large damping structure with the first fixing plate, the second fixing plate and the first spring, the large damping structure can further filter vibration generated by the test bed, the damping structure can filter vibration generated due to motor drive, the phenomenon that the test bed vibrates for a long time can be effectively avoided, some precise test instruments on the test bed are protected, and the service life of the test bed is further prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a rear view partially in section structural schematic of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 3B according to the present invention;
fig. 6 is a top view partially sectional structural schematic diagram of the present invention.
In the figure: 1. an outer housing; 2. a first fixing plate; 3. fixing a column; 4. a chute; 5. a support pillar; 6. a second fixing plate; 7. a test bed; 8. a magnetic powder brake; 9. an elastic coupling; 10. a speed reducer; 11. a coupling; 12. a torque sensor; 13. a coupling flange; 14. a wheel-side motor; 15. a first spring; 16. a second spring; 17. supporting legs; 18. a shock-absorbing telescopic rod; 19. a damping rubber block; 20. a third spring; 21. an elastic cloth layer; 22. a controller; 23. a data processor; 24. a first fixing frame; 25. a second fixing frame; 26. a third fixing frame; 27. and a fourth fixing frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides the following technical solutions: automobile wheel limit motor drive control test bench, including shell body 1, the equal first fixed plate of fixedly connected with 2 in the four corners department of diapire in the shell body 1, the last fixed surface of first fixed plate 2 is connected with fixed column 3, spout 4 has been seted up to fixed column 3's inside, the last sliding surface of fixed column 3 is connected with support column 5, support column 5 is located the one end fixedly connected with second fixed plate 6 of fixed column 3 top, the last fixed surface of second fixed plate 6 is connected with test bench 7, test bench 7's top is provided with magnetic powder brake 8, magnetic powder brake 8's input is provided with elastic coupling 9, elastic coupling 9's input is provided with reduction gear 10, reduction gear 10's input is provided with shaft coupling 11, shaft coupling 11's input is provided with torque sensor 12, torque sensor 12's input is provided with coupling flange 13, shaft coupling flange 13's input is provided with wheel limit motor 14.
In the embodiment of the invention, the coupling flange 13 and the input end of the torque sensor 12 are fixed, then a dynamic load brake module is formed among the magnetic powder brake 8, the elastic coupling 9, the reducer 10, the coupling 11, the torque sensor 12, the coupling flange 13, the controller 22 and the data processor 23, so that the module can simulate the dynamic load of the wheel-side motor in the form process, if the wheel-side motor 14 drives the test bench 7 to vibrate, the support column 5 can compress the second spring 16 in the chute 4 to move downwards, the support column 5, the fixed column 3 and the second spring 16 can form a small damping structure, the vibration generated by the test bench 7 can be filtered, and the small damping structure can form a large damping structure through the first fixing plate 2, the second fixing plate 6 and the first spring 15, the large shock-absorbing structure can further filter out the vibration generated by the test bench 7.
Specifically, the upper surface of the first fixing plate 2 is fixedly connected with a first spring 15, the other end of the first spring 15 is fixedly connected to the lower surface of the second fixing plate 6, and the fixing column 3 is located inside the first spring 15.
In this embodiment: a damping structure can be formed through the first fixing plate 2, the second fixing plate 6 and the first spring 15, and the damping structure can filter out vibration generated by the test bench 7.
Specifically, one end of the supporting column 5 located inside the sliding chute 4 is fixedly connected with a second spring 16, and the other end of the second spring 16 is fixedly connected to the inner bottom wall of the sliding chute 4.
In this embodiment: the supporting column 5 can compress the second spring 16 in the sliding groove 4 to move downwards, so that the supporting column 5, the fixing column 3 and the second spring 16 form a damping structure, and vibration generated by the test bench 7 can be filtered.
Specifically, the bottom of outer shell 1 is fixedly connected with six supporting legs 17, and six supporting legs 17 are rectangular array.
In this embodiment: the test stand can be stably supported by the support legs 17.
Specifically, six shock attenuation telescopic links 18 of inner diapire fixedly connected with of shell body 1, the other end fixed connection of shock attenuation telescopic link 18 in the bottom of test bench 7, one side fixed mounting of shock attenuation telescopic link 18 has damping rubber piece 19, and damping rubber piece 19's top fixed connection is in the bottom of test bench 7.
In this embodiment: the shock absorption telescopic rod 18 can play a certain shock absorption effect on the test bench 7 and can also increase the support stability of the test bench 7; vibrations on the test stand 7 can be absorbed by the damping rubber blocks 19.
Specifically, the inner side wall of the outer shell 1 is fixedly connected with a third spring 20, and the other end of the third spring 20 is fixedly connected to the outer side surface of the test bench 7.
In this embodiment: the vibration filtering of the test stand 7 can be increased by the third spring 20.
Specifically, the inner side wall of the outer shell 1 is fixedly connected with an elastic cloth layer 21, and the other end of the elastic cloth layer 21 is fixedly connected with the outer side surface of the test bench 7.
In this embodiment: the outer shell 1 and the test stand 7 can be hermetically connected through the elastic cloth layer 21.
Specifically, a controller 22 is fixedly mounted on one side of the upper surface of the test bed 7, and a data processor 23 is fixedly mounted on the other side of the controller 22.
In this embodiment: the working operation of the test bed can be automatically controlled by the controller 22; the experimental data of the test stand can be received, processed and displayed by a data processor 23.
Specifically, the upper surface of the test bed 7 is fixedly connected with a first fixing frame 24, the top of the first fixing frame 24 is fixedly installed on the outer surface of the magnetic powder brake 8, one side of the first fixing frame 24 is fixedly connected with a second fixing frame 25, and the top of the second fixing frame 25 is fixedly installed on the outer surface of the speed reducer 10.
In this embodiment: the position of the magnetic powder brake 8 can be fixedly supported by the first fixing frame 24; the position of supporting the decelerator 10 can be fixed by the second fixing frame 25.
Specifically, the upper surface of the test bed 7 is fixedly connected with a third fixing frame 26, the top of the third fixing frame 26 is fixedly installed on the outer surface of the torque sensor 12, one side of the third fixing frame 26 is fixedly connected with a fourth fixing frame 27, and the top of the fourth fixing frame 27 is fixedly clamped on the outer surface of the wheel-side motor 14.
In this embodiment: the position of the torque sensor 12 can be fixedly supported by the third fixing frame 26; the position of the wheel-side motor 14 can be fixed by the fourth fixing frame 27.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The working principle and the using process of the invention are as follows: when the automobile wheel-side motor drive control test bed is used, firstly, a wheel-side motor 14 to be tested is fixedly clamped on a fourth fixed frame 27, the drive output end of the wheel-side motor 14 is fixed with the input end of a torque sensor 12 through a coupling flange 13, and then a load brake module is formed among a magnetic powder brake 8, an elastic coupling 9, a speed reducer 10, a coupling 11, the torque sensor 12, the coupling flange 13 and a controller 22, so that the wheel-side motor 14 can be subjected to power tests of different loads; when the wheel edge motor 14 is driven to vibrate the test bed 7, the support column 5 can compress the second spring 16 in the sliding groove 4 to move downwards, the supporting column 5, the fixing column 3 and the second spring 16 can form a small damping structure, can filter out the vibration generated by the test bench 7, and the small damping structure can form a large damping structure through the first fixing plate 2, the second fixing plate 6 and the first spring 15, the large shock absorbing structure can further filter out vibrations generated by the test stand 7, and in this process, the vibration filtering performance of the test bench 7 can be improved through the third spring 20, the vibration on the test bench 7 can be absorbed through the damping rubber block 19, and finally, a certain vibration absorption effect can be achieved on the test bench 7 through the vibration absorption telescopic rod 18, and the support stability of the test bench 7 can be improved; the work operation of this test bench can be automatically controlled through controller 22, can accept, handle and show the experimental data of this test bench through data processor 23, can the position of fixed support magnetic particle brake 8 through first mount 24, can the position of fixed support reduction gear 10 through second mount 25, can the position of fixed support torque sensor 12 through third mount 26, can the position of fixed support wheel limit motor 14 through fourth mount 27, can carry out sealing connection with shell body 1 and test bench 7 through elastic fabric layer 21.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Automobile wheel limit motor drive control test bench, including shell body (1), its characterized in that: the device comprises a shell body (1), wherein a first fixing plate (2) is fixedly connected to four corners of an inner bottom wall of the shell body (1), a fixing column (3) is fixedly connected to the upper surface of the first fixing plate (2), a sliding groove (4) is formed in the fixing column (3), a supporting column (5) is connected to the upper surface of the fixing column (3) in a sliding mode, a second fixing plate (6) is fixedly connected to one end, located above the fixing column (3), of the supporting column (5), a test bench (7) is fixedly connected to the upper surface of the second fixing plate (6), a magnetic powder brake (8) is arranged above the test bench (7), an elastic coupling (9) is arranged at the input end of the magnetic powder brake (8), a speed reducer (10) is arranged at the input end of the elastic coupling (9), and a coupling (11) is arranged at the input end of the speed reducer (10), the input of shaft coupling (11) is provided with torque sensor (12), the input of torque sensor (12) is provided with coupling flange (13), the input of coupling flange (13) is provided with wheel limit motor (14).
2. The automobile wheel motor drive control test bed of claim 1, characterized in that: the upper surface of the first fixing plate (2) is fixedly connected with a first spring (15), the other end of the first spring (15) is fixedly connected to the lower surface of the second fixing plate (6), and the fixing column (3) is located inside the first spring (15).
3. The automobile wheel motor drive control test bed of claim 1, characterized in that: the supporting column (5) is located one end fixedly connected with second spring (16) inside the sliding chute (4), and the other end of the second spring (16) is fixedly connected with the inner bottom wall of the sliding chute (4).
4. The automobile wheel motor drive control test bed of claim 1, characterized in that: the bottom fixedly connected with of shell body (1) has six supporting legs (17), six supporting leg (17) are the rectangular array.
5. The automobile wheel motor drive control test bed of claim 1, characterized in that: six shock attenuation telescopic link (18) of interior diapire fixedly connected with of shell body (1), the other end fixed connection of shock attenuation telescopic link (18) is in the bottom of test bench (7), one side fixed mounting of shock attenuation telescopic link (18) has damping rubber piece (19), the top fixed connection of damping rubber piece (19) is in the bottom of test bench (7).
6. The automobile wheel motor drive control test bed of claim 1, characterized in that: the inside wall fixedly connected with third spring (20) of shell body (1), the other end fixed connection of third spring (20) is in the lateral surface of test bench (7).
7. The automobile wheel motor drive control test bed of claim 1, characterized in that: the inside wall fixed connection of shell body (1) has elasticity cloth layer (21), the other end fixed connection of elasticity cloth layer (21) is in the lateral surface of test bench (7).
8. The automobile wheel motor drive control test bed of claim 1, characterized in that: one side fixed mounting of test bench (7) upper surface has controller (22), the opposite side fixed mounting of controller (22) has data processor (23).
9. The automobile wheel motor drive control test bed of claim 1, characterized in that: the upper surface fixed connection of test bench (7) has first mount (24), the top fixed mounting of first mount (24) in the surface of magnetic powder brake (8), one side fixed connection of first mount (24) has second mount (25), the top fixed mounting of second mount (25) in the surface of reduction gear (10).
10. The automobile wheel motor drive control test bed of claim 1, characterized in that: the upper surface fixed connection of test bench (7) has third mount (26), the top fixed mounting of third mount (26) in the surface of torque sensor (12), one side fixed connection of third mount (26) has fourth mount (27), the fixed joint in the surface of wheel limit motor (14) in top of fourth mount (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111113313.4A CN113654813A (en) | 2021-09-23 | 2021-09-23 | Automobile wheel edge motor drive control test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111113313.4A CN113654813A (en) | 2021-09-23 | 2021-09-23 | Automobile wheel edge motor drive control test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113654813A true CN113654813A (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111113313.4A Pending CN113654813A (en) | 2021-09-23 | 2021-09-23 | Automobile wheel edge motor drive control test bed |
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| CN (1) | CN113654813A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114705456A (en) * | 2022-04-21 | 2022-07-05 | 中国汽车工程研究院股份有限公司 | Test bench and method for commercial vehicle brake belt wheel side electric drive assembly |
-
2021
- 2021-09-23 CN CN202111113313.4A patent/CN113654813A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114705456A (en) * | 2022-04-21 | 2022-07-05 | 中国汽车工程研究院股份有限公司 | Test bench and method for commercial vehicle brake belt wheel side electric drive assembly |
| CN114705456B (en) * | 2022-04-21 | 2022-11-25 | 中国汽车工程研究院股份有限公司 | Test bench and method for commercial vehicle brake belt wheel side electric drive assembly |
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