CN210603901U

CN210603901U - Transmission lubrication test device

Info

Publication number: CN210603901U
Application number: CN201922010985.7U
Authority: CN
Inventors: 魏杰
Original assignee: Lingsi Taike Shanghai Technology Co Ltd
Current assignee: Lingsi Taike Shanghai Technology Co Ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-05-22
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to a derailleur test device field discloses a derailleur lubrication test device. A transmission lubrication test device comprises a sample driving mechanism, a sample loading mechanism and a sample unloading mechanism, wherein the sample driving mechanism is used for placing and driving a transmission sample; the first rotating mechanism is connected with the sample driving mechanism and drives the sample driving mechanism to rotate by taking an axis on the vertical surface as a center; and the second rotating mechanism is connected with the first rotating mechanism and drives the first rotating mechanism to rotate by taking the axis perpendicular to the vertical surface as a center. The utility model discloses having strengthened test device overall structure's compactness and rigidity, having alleviateed test device's quality, having weakened the vibration that test device produced in the test process, promoted the degree of accuracy of derailleur lubrication test result, improved the efficiency of product research and development, reduced manufacturing cost.

Description

Transmission lubrication test device

Technical Field

The utility model relates to a derailleur detects technical field, especially relates to a derailleur lubrication test device.

Background

The transmission is an important part in the fields of automobiles, engineering machinery and the like, lubrication is important for the transmission, and the performance and the service life of the transmission are directly influenced by the quality of the lubrication. During production and assembly, the oil level and oil distribution of the transmission lubrication system need to be verified through tests. In the prior art, the lubricating test device of the transmission is mainly a gear and gear ring frame type test platform, so that the device is loose in structure, large in size, low in resource utilization rate and high in production cost, and the device is easy to vibrate strongly in the test process, so that the test result is inaccurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a derailleur lubrication test device makes compact structure, the rigidity reinforcing of device, weakens the derailleur again and in the vibration that lubrication test in-process test device produced, and this test device has improved the degree of accuracy and the production efficiency of test result.

To achieve the purpose, the utility model adopts the following technical proposal:

a transmission lubrication test apparatus comprising:

a sample drive mechanism configured to place and drive a variator sample;

the first rotating mechanism is connected with the sample driving mechanism and drives the sample driving mechanism to rotate by taking an axis on a vertical surface as a center;

and the second rotating mechanism is connected with the first rotating mechanism and drives the first rotating mechanism to rotate by taking an axis perpendicular to the vertical surface as a center.

Preferably, the first rotating mechanism comprises a first driving motor and a rotating connecting piece, the first driving motor is installed on the rotating connecting piece, the output end of the first driving motor is connected with a rotating platform, and the sample driving mechanism is installed on the rotating platform.

Preferably, the output end of the first driving motor penetrates through the rotary connecting piece.

Preferably, the first rotating mechanism further comprises a first speed reducer, an input end of the first speed reducer is connected to an output end of the first driving motor, and an output end of the first speed reducer is fixedly connected with the rotating platform.

Preferably, a groove is formed at the top end of the rotary platform, and the groove is configured to fix the sample driving mechanism.

Preferably, the second rotating mechanism includes a U-shaped base bracket, one of the side walls of the base bracket is fixed with a second driving motor, the output end of the second driving motor is connected with one end of the rotating connecting piece, the other end of the rotating connecting piece is rotatably connected with the other side wall of the base bracket, and the second driving motor drives the rotating direction of the rotating connecting piece to be perpendicular to the rotating direction of the rotating platform driven by the first driving motor.

Preferably, the second rotating mechanism further comprises a second speed reducer, an input end of the second speed reducer is connected to an output end of the second driving motor, and an output end of the second speed reducer is fixedly connected to the rotating connecting piece.

Preferably, the sample driving mechanism comprises a sample support, the sample support is mounted on the first rotating mechanism, a third driving motor is arranged on the sample support and fixedly connected with the transmission sample, and the output end of the third driving motor is connected with the input end of the transmission sample.

Preferably, the sample drive mechanism further comprises a torque measuring part disposed between the third drive motor and the transmission sample, the torque measuring part being configured to detect a magnitude of torque input to the transmission sample.

Preferably, a reinforcing rib plate is arranged on the bottom plate between the two side walls of the base bracket.

The utility model has the advantages that:

the first rotating mechanism and the second rotating mechanism are arranged on the transmission lubrication test device in an intersecting mode, the first rotating mechanism drives the sample driving mechanism to rotate by taking an axis on a vertical surface as a center, and the second rotating mechanism drives the first rotating mechanism to rotate by taking an axis perpendicular to the vertical surface as a center, so that the compactness and the rigidity of the whole structure of the test device are enhanced, the weight of the test device is reduced, the vibration generated by the test device in the test process is weakened, the accuracy of the lubrication test result of the transmission is improved, the problems that the existing lubrication test device is loose in structure, large in size and low in resource utilization rate are solved, the problem that the device is prone to strong vibration in the test process and inaccurate in test result is solved, the product research and development efficiency is improved, and the production cost is reduced.

Drawings

FIG. 1 is a schematic structural diagram of a transmission lubrication test apparatus provided by an embodiment of the present invention;

fig. 2 is a schematic diagram of a transmission lubrication test device provided by the embodiment of the invention for simulating a leftward tilting state of a transmission;

FIG. 3 is a schematic diagram of the transmission lubrication test apparatus according to the embodiment of the present invention simulating a rightward tilting state of the transmission;

fig. 4 is a schematic diagram of a transmission lubrication test device provided by an embodiment of the present invention for simulating a transmission in a downhill state;

fig. 5 is a schematic diagram of a transmission lubrication test device simulating a transmission in an uphill state according to an embodiment of the present invention.

In the figure:

1. a first rotating mechanism; 11. a first drive motor; 12. a first decelerator; 13. rotating the platform; 131. a groove; 14. a rotating connector;

2. a second rotating mechanism; 21. a second drive motor; 22. a second decelerator; 23. a base support; 231. a reinforcing rib plate;

3. a sample drive mechanism; 31. a third drive motor; 32. a torque measuring member; 33. a sample holder;

4. transmission samples.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The embodiment provides a transmission lubrication test device, and the transmission lubrication test device is used for carrying out a transmission lubrication test. During the production and assembly of the transmission, lubrication tests are required to verify the performance of the transmission. The existing transmission lubrication test device has the problems of loose structure, large volume, low resource utilization rate, increased production cost, inaccurate test result and the like, and the device is easy to vibrate strongly in the test process.

In order to solve the above problem, the transmission lubrication test device provided in this embodiment is used to improve the rigidity and the compactness of the transmission lubrication test device structure and reduce the vibration during the lubrication test. The transmission lubrication test device comprises a sample driving mechanism 3, a first rotating mechanism 1 and a second rotating mechanism 2. The sample drive mechanism 3 is used to place and drive the variator sample 4. The first rotating mechanism 1 is connected with the sample driving mechanism 3, and drives the sample driving mechanism 3 to rotate by taking an axis on a vertical plane as a center. The second rotating mechanism 2 is connected with the first rotating mechanism 1, and the second rotating mechanism 2 drives the first rotating mechanism 1 to rotate around an axis perpendicular to the vertical plane. Through setting up the compact structure degree of multiplicable derailleur lubrication test device of above-mentioned structure to increase its structural rigidity, make the vibration that lubrication test in-process test device produced little, guarantee that the device operates stably under the high-speed operating mode of simulation derailleur, satisfied derailleur lubrication test to the demand of high rotational speed, thereby increased the accuracy of test result, alleviateed test device's weight again, improved resource utilization, reduced manufacturing cost.

Specifically, as shown in fig. 1, the first rotation mechanism 1 is used to place the sample driving mechanism 3 and drive it to rotate around an axis on a vertical plane as a center. The first rotating mechanism 1 comprises a first driving motor 11 and a rotating connecting piece 14, the first driving motor 11 is installed on the rotating connecting piece 14, the output end of the first driving motor 11 is connected with a rotating platform 13, and the sample driving mechanism 3 is installed on the rotating platform 13. First driving motor 11 transmission power to sample actuating mechanism 3, drive sample actuating mechanism 3 and rotate certain angle to the operating mode of simulation derailleur sample 4 in the in-service use process has increased the degree of accuracy of test result.

Further, a groove 131 is formed at the top end of the rotary platform 13, and the groove 131 is used for fixing the sample driving mechanism 3, so that different sample driving mechanisms 3 can be replaced conveniently.

In this embodiment, a screw hole matching with the groove 131 is formed in the bottom surface of the sample driving mechanism 3 contacting the rotary platform 13, and the sample driving mechanism 3 is fixedly connected with the rotary platform 13 by bolts and nuts, so that the disassembly is convenient.

In other embodiments, the bottom surface of the sample driving mechanism 3 contacting the rotary platform 13 may be provided with other structures capable of connecting with the groove 131, which is not limited herein.

Preferably, the output end of the first driving motor 11 is inserted into the rotating connecting part 14, and the output end of the first driving motor 11 is connected with the rotating platform 13, so that the structural compactness of the first rotating mechanism 1 is improved, the structural rigidity of the device is increased, the vibration generated in the test process is weakened, and the accuracy of the test result is improved.

In this embodiment, the rotary connecting member 14 is configured as a cylinder, and two cylinder ends are symmetrically disposed on the sidewall of the cylinder, and the axis of the cylinder end is perpendicular to the axis of the cylinder, which is the same as the rotation axis of the output end of the first driving motor 11. First driving motor 11 is fixed in the one end of swivel connected coupler 14, and the output shaft of first driving motor 11 wears to establish to the other end of swivel connected coupler 14 and is connected with rotary platform 13, has improved first rotary mechanism 1's compact structure nature, increases the rigidity of test device structure, has weakened the vibration that produces in the testing process, improves the test result accuracy.

Further, the first rotating mechanism 1 further includes a first speed reducer 12, an input end of the first speed reducer 12 is connected to an output end of the first driving motor 11, and an output end of the first speed reducer 12 is fixedly connected to the rotating platform 13. Use first reduction gear 12 between first driving motor 11 and rotary platform 13 to be favorable to the steady drive rotary platform 13 of first driving motor 11 to rotate to the required angle in the experiment, further reduced the vibration that produces in the testing process, improved the degree of accuracy of test result.

In this embodiment, first reduction gear 12 adopts the RV reduction gear, the velocity ratio of RV reduction gear is big, can export less rotational speed when the output rotational speed of first driving motor 11 is great, it rotates sample actuating mechanism 3 to arbitrary angle to change, it is more accurate to make the test result, and adopt the RV reduction gear to make first rotary mechanism 1 shorten the size in the rotatory upwards of first driving motor 11 output, greatly increased the compactness, thereby the rigidity and the compactness of device structure have been increased, resource utilization has been improved, the vibration in the test process has also been weakened, the degree of accuracy of test result has been improved.

Preferably, the second rotating mechanism 2 is configured to drive the first rotating mechanism 1 to rotate around an axis perpendicular to the vertical plane. The second rotation mechanism 2 includes a U-shaped base bracket 23. A second driving motor 21 is fixed on one side wall of the base support 23, the output end of the second driving motor 21 is connected with one end of the rotary connecting piece 14, and the other end of the rotary connecting piece 14 is rotatably connected with the other side wall of the base support 23. In this embodiment, one of the cylindrical ends of the rotary joint 14 is connected to the output of the second drive motor 21, and the other cylindrical end is rotatably connected to the sidewall of the base bracket 23. The second driving motor 21 transmits power to the rotary connecting piece 14, and the rotary connecting piece 14 is driven to rotate by a certain angle, so that the working condition of the transmission sample 4 in the actual use process is simulated, and the accuracy of the test result is improved.

Specifically, the direction in which the second driving motor 21 drives the rotary connecting piece 14 to rotate is perpendicular to the direction in which the first driving motor 11 drives the rotary platform 13 to rotate, so that the actual working states of the transmission sample 4, such as leftward inclination, rightward inclination, uphill slope, downhill slope and the like, can be simulated, and the accuracy of the test result is improved.

In this embodiment, the structure that the cylinder of the rotary connecting piece 14 is perpendicular to the cylindrical end realizes that the direction in which the second driving motor 21 drives the rotary connecting piece 14 to rotate is perpendicular to the direction in which the first driving motor 11 drives the rotary platform 13 to rotate, and the compactness of the device structure is increased, so that the rigidity of the device structure is improved, the vibration generated in the test process is weakened, and the accuracy of the test result is increased.

Preferably, the reinforcing rib plate 231 is arranged on the bottom plate between the two side walls of the base support 23, so that the structural rigidity of the device is improved, the vibration generated in the test process is weakened, and the accuracy of the test result is improved.

In the present embodiment, the reinforcing rib 231 is provided in an arc shape, which not only enhances the structural rigidity of the apparatus but also does not interfere with the rotation of the first rotating mechanism 1. In other embodiments, the reinforcing rib 231 may also have other shapes that do not interfere with the rotation of the first rotating mechanism 1, and is not limited herein.

Further, the second rotating mechanism 2 further includes a second speed reducer 22, an input end of the second speed reducer 22 is connected to an output end of the second driving motor 21, and an output end of the second speed reducer 22 is fixedly connected to the rotating connecting member 14. The second speed reducer 22 is used between the second driving motor 21 and the rotary connecting piece 14, so that the second driving motor 21 can stably drive the first rotating mechanism 1 to rotate to the angle required in the test, the vibration generated in the test process is reduced, and the accuracy of the test result is improved.

In this embodiment, the second speed reducer 22 is an RV speed reducer, the speed ratio of the RV speed reducer is large, when the output speed of the second driving motor 21 is large, a small rotation speed can be output, the first rotating mechanism 1 of the sample can be rotated to any angle more easily, the test result is more accurate, and the RV speed reducer can be used for enabling the second rotating mechanism 2 to be shortened in the axial direction of the rotation of the output end of the second driving motor 21, so that the structure compactness is greatly increased, the rigidity and the resource utilization rate of the device structure are increased, the vibration in the test process is weakened, and the result accuracy is improved.

Preferably, the sample driving mechanism 3 comprises a sample holder 33, the sample holder 33 being mounted on the first rotation mechanism 1 for fixing the sample driving mechanism 3 on the first rotation mechanism 1. In the present embodiment, the sample driving mechanism 3 is fixed to the rotary platform 13 of the first rotating mechanism 1 by the sample holder 33. The sample support 33 is provided with a third driving motor 31 and is fixedly connected with the transmission sample 4, and the output end of the third driving motor 31 is connected with the input end of the transmission sample 4. The third driving motor 31 transmits power to the transmission sample 4, the working condition of the transmission sample 4 in the actual use process is simulated, and the accuracy of the test result is improved.

Further, the sample drive mechanism 3 further includes a torque measuring part 32, and the torque measuring part 32 is disposed between the third drive motor 31 and the transmission sample 4. The torque measuring part 32 is used for detecting the torque input into the transmission sample 4, and is beneficial to adjusting the rotating speed of the third driving motor 31 according to the torque actually input into the transmission sample 4, so that the torque input into the transmission sample 4 reaches the standard required by the test, and the accuracy of the test result is improved.

When the transmission lubrication test device provided by the embodiment is used, the specific steps for carrying out the lubrication test of the transmission sample 4 are as follows:

firstly, the first driving motor 11 needs to drive the rotating platform 13 to rotate clockwise or anticlockwise for 90 degrees every time when the lubrication test is set according to specific test conditions, the second driving motor 21 needs to drive the rotating connecting piece 14 to rotate clockwise or anticlockwise for 45 degrees every time when the lubrication test is set according to specific test conditions, and the rotating speed of the third driving motor 31 is set according to the torque input required by the transmission sample 4. And the initial state of the test ensures that the rotating shaft at the output end of the first driving motor 11 is in a vertical state and the rotating shaft at the output end of the second driving motor 21 is in a horizontal state.

Next, as shown in fig. 2, the sample drive mechanism 3 with the transmission sample 4 mounted thereon is mounted on the rotary platform 13 in such a direction that the rotation axis of the output end of the third drive motor 31 is perpendicular to the rotation axis of the output end of the second drive motor 21. The third drive motor 31 is controlled to input the torque required for the test to the transmission sample 4. And controlling the second driving motor 21 to drive the rotary connecting piece 14 to rotate 45 degrees towards the left side of the transmission sample 4, recording the oil level and the oil distribution condition of the transmission sample 4, and completing the lubrication test simulating the left-inclined state of the transmission sample 4.

Again, as shown in fig. 3, the second drive motor 21 was controlled to drive the rotary joint 14 to rotate 45 ° to the right of the transmission sample 4 to return the apparatus to the initial state of the test. The third drive motor 31 is controlled to input the torque required for the test to the transmission sample 4. And continuously controlling the second driving motor 21 to drive the rotary connecting piece 14 to rotate 45 degrees towards the right side of the transmission sample 4, recording the oil level and the oil distribution condition of the transmission sample 4, and completing the lubrication test under the condition of simulating the rightward inclination of the transmission sample 4.

Then, as shown in fig. 4, the first driving motor 11 is controlled to drive the rotary platform 13 to rotate clockwise or counterclockwise by 90 °, so that the rotation axis of the output end of the third driving motor 31 is parallel to the rotation axis of the output end of the second driving motor 21. The third drive motor 31 is controlled to input the torque required for the test to the transmission sample 4. And controlling the second driving motor 21 to drive the rotary connecting piece 14 to rotate 45 degrees towards the front side of the transmission sample 4, recording the oil level and the oil distribution condition of the transmission sample 4, and completing the lubrication test of the transmission sample 4 in a downhill state.

Finally, as shown in fig. 5, the second drive motor 21 is controlled to drive the rotary joint 14 to rotate 45 ° towards the rear side of the transmission sample 4, so that the device returns to the initial state of the test. The third drive motor 31 is controlled to input the torque required for the test to the transmission sample 4. And continuously controlling the second driving motor 21 to drive the rotary connecting piece 14 to rotate 45 degrees towards the rear side of the transmission sample 4, recording the oil level and the oil distribution condition of the transmission sample 4, and completing the lubrication test of the simulation transmission sample 4 in an uphill state. Thereby completing a lubrication test of transmission sample 4.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A transmission lubrication test apparatus, comprising:

a sample drive mechanism (3), the sample drive mechanism (3) configured to place and drive a variator sample (4);

the first rotating mechanism (1), the first rotating mechanism (1) is connected with the sample driving mechanism (3), and the first rotating mechanism (1) drives the sample driving mechanism (3) to rotate by taking an axis on a vertical surface as a center;

the second rotating mechanism (2), the second rotating mechanism (2) is connected with the first rotating mechanism (1), and the second rotating mechanism (2) drives the first rotating mechanism (1) to rotate by taking an axis perpendicular to the vertical surface as a center.

2. The transmission lubrication test device according to claim 1, wherein the first rotating mechanism (1) comprises a first driving motor (11) and a rotating connector (14), the first driving motor (11) is mounted on the rotating connector (14), the output end of the first driving motor (11) is connected with a rotating platform (13), and the sample driving mechanism (3) is mounted on the rotating platform (13).

3. The transmission lubrication test device according to claim 2, wherein the output of the first drive motor (11) is arranged through the rotary connection (14).

4. The transmission lubrication test device according to claim 2, characterized in that the first rotating mechanism (1) further comprises a first speed reducer (12), an input end of the first speed reducer (12) is connected to an output end of the first driving motor (11), and an output end of the first speed reducer (12) is fixedly connected with the rotating platform (13).

5. The transmission lubrication test device according to claim 2, wherein a top end of the rotating platform (13) is provided with a groove (131), and the groove (131) is configured to fix the sample drive mechanism (3).

6. The transmission lubrication test device according to claim 2, wherein the second rotating mechanism (2) comprises a U-shaped base bracket (23), a second driving motor (21) is fixed on one side wall of the base bracket (23), an output end of the second driving motor (21) is connected with one end of the rotating connecting piece (14), the other end of the rotating connecting piece (14) is rotatably connected with the other side wall of the base bracket (23), and a direction in which the second driving motor (21) drives the rotating connecting piece (14) to rotate is perpendicular to a direction in which the first driving motor (11) drives the rotating platform (13) to rotate.

7. Transmission lubrication test device according to claim 6, characterised in that said second rotation mechanism (2) further comprises a second reducer (22), the input of said second reducer (22) being connected to the output of said second drive motor (21), the output of said second reducer (22) being fixedly connected to said rotary connection (14).

8. The transmission lubrication test device according to claim 1, wherein the sample driving mechanism (3) comprises a sample support (33), the sample support (33) is mounted on the first rotating mechanism (1), a third driving motor (31) is arranged on the sample support (33) and is fixedly connected with the transmission sample (4), and an output end of the third driving motor (31) is connected with an input end of the transmission sample (4).

9. The transmission lubrication test device according to claim 8, wherein the sample drive mechanism (3) further comprises a torque measuring member (32), the torque measuring member (32) being disposed between the third drive motor (31) and the transmission sample (4), the torque measuring member (32) being configured to detect a magnitude of torque input to the transmission sample (4).

10. The transmission lubrication test device according to claim 6, wherein a reinforcement rib (231) is provided on a floor between the two side walls of the mount bracket (23).