CN113959713B - Test device and test method for lubrication type test of transmission part - Google Patents
Test device and test method for lubrication type test of transmission part Download PDFInfo
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- CN113959713B CN113959713B CN202111265153.5A CN202111265153A CN113959713B CN 113959713 B CN113959713 B CN 113959713B CN 202111265153 A CN202111265153 A CN 202111265153A CN 113959713 B CN113959713 B CN 113959713B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 200
- 238000012360 testing method Methods 0.000 title claims abstract description 114
- 238000005461 lubrication Methods 0.000 title claims abstract description 37
- 238000010998 test method Methods 0.000 title claims abstract description 12
- 230000008859 change Effects 0.000 claims abstract description 16
- 230000000712 assembly Effects 0.000 claims description 25
- 238000000429 assembly Methods 0.000 claims description 25
- 230000007306 turnover Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 10
- 238000001514 detection method Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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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
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
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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
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
-
- 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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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to the technical field of detection of transmission parts, and discloses a test device and a test method for a lubrication test of a transmission part. The test device for the lubrication type test of the transmission component comprises: the overturning assembly comprises a mounting platform and an adjusting assembly, wherein the mounting platform is provided with a transmission part, and the adjusting assembly is configured to be capable of adjusting the pitch angle of the transmission part forwards and backwards and also configured to be capable of adjusting the roll angle of the transmission part leftwards and rightwards; the cold and hot integrated machine can heat or cool the transmission component to change the temperature of oil in the transmission component; the driving assembly is arranged on the overturning assembly, and the output end of the driving assembly is in transmission connection with the rotating shaft of the transmission part; the camera is arranged opposite to the observation window of the transmission part; and the control module is respectively and electrically connected with the adjusting assembly, the cold and hot integrated machine and the driving assembly. The test device for the lubrication test of the transmission component disclosed by the invention has the advantages of high automation degree and high test efficiency, and can realize the test of the transmission component under various working conditions.
Description
Technical Field
The invention relates to the technical field of detection of transmission parts, in particular to a test device and a test method for a lubrication test of a transmission part.
Background
The lubrication test is an important functional test of the automobile transmission part, and is used for verifying whether the lubrication oil quantity and ventilation performance of key parts are sufficient and reasonable under various working conditions of the automobile. The common method is to make the test sample run at different angles to simulate the inclination of the liquid level of the automobile under the working conditions of starting, braking, turning and the like, so that the test bed is required to have a turnover function, can generate a pitching angle and a rolling angle, and meanwhile, the test bed is required to be stable in structure and cannot generate vibration at high speed. Because the working condition of lubrication type test is more, therefore need longer test time, current test device degree of automation is lower, and test efficiency is lower.
At present, a plurality of test devices capable of realizing the overturning function are provided, the implementation modes are different, the test devices comprise an upper layer double-platform structure, a lower layer double-platform structure, a frame structure, a multi-connecting-rod supporting structure, worm gears, a six-degree-of-freedom workbench and the like, the gravity centers of the upper layer double-platform structure and the lower layer double-platform structure are higher, the frame structure and the multi-connecting-rod structure are weaker in supporting the platforms, and the structures are not suitable for high-rotating-speed operation conditions and are easy to cause larger vibration; the worm and gear mechanism is large in speed ratio, slow in movement and long in angle adjustment time, and is not suitable for testing a drive axle because of the fact that an independent platform is not arranged, the six-degree-of-freedom workbench is limited by the structure, and the pitch angle and the roll angle are generally about 20 degrees and are far smaller than 45 degrees required by test conditions.
Disclosure of Invention
Based on the above, the invention aims to provide a test device and a test method for a lubrication test of a transmission component, which have high automation degree and high test efficiency and can realize the test of the transmission component under various working conditions.
In order to achieve the above purpose, the invention adopts the following technical scheme:
A test device for lubrication type test of a transmission member, comprising: the overturning assembly comprises a mounting platform and an adjusting assembly, wherein a transmission part is arranged on the mounting platform, the adjusting assembly is configured to be capable of adjusting a pitch angle of the transmission part forwards and backwards, the pitch angle ranges from-a degrees to a degrees, the overturning assembly is also configured to be capable of adjusting a roll angle of the transmission part leftwards and rightwards, the roll angle ranges from-b degrees to b degrees, and both a and b are not smaller than 45 degrees; the cold and hot integrated machine is configured to heat or cool the transmission component to change the temperature of oil in the transmission component; the driving assembly is arranged on the overturning assembly, the output end of the driving assembly is in transmission connection with the rotating shaft of the transmission part, and the driving assembly is configured to be capable of adjusting the rotating speed of the rotating shaft; the camera is arranged opposite to the observation window of the transmission part so as to shoot the video of the transmission part; the control module is respectively and electrically connected with the adjusting component, the cold and hot integrated machine and the driving component, and can control the adjusting component to adjust the pitch angle of the transmission component to a preset pitch angle, adjust the side elevation angle of the transmission component to a preset side elevation angle left and right, and can also control the cold and hot integrated machine to heat or cool the transmission component so that the temperature of oil reaches a preset temperature, and can also control the driving component to adjust the rotating speed of the rotating shaft to a preset rotating speed.
As an optimal scheme of the test device for the lubrication type test of the transmission component, the test device for the lubrication type test of the transmission component further comprises an upper computer and a switch electrically connected with the camera, wherein the upper computer is respectively and electrically connected with the switch and the control module, and the upper computer can trigger the camera to shoot video of the transmission component through the switch.
As the preferred scheme of the experimental test device of lubrication class of a transmission part, the upset subassembly include with the center of mounting platform passes through the support column that first universal joint links to each other, adjusting part includes four lifting unit, every lifting unit's upper end all pass through the second universal joint with mounting platform links to each other, two lifting unit is located mounting platform's front end just follows mounting platform's width direction distributes, two lifting unit is located mounting platform rear end just follows mounting platform's width direction distributes, is located two lifting unit of mounting platform left end is followed mounting platform's length direction distributes, is located two lifting unit of mounting platform right-hand member is followed mounting platform's length direction distributes.
As the preferable scheme of the test device for the lubrication test of the transmission component, the turnover assembly further comprises a base, the base is fixedly connected with the lower end of the supporting column, the fixed end of each lifting assembly is connected with the base through a third universal joint, and the movable end of each lifting assembly is connected with a second universal joint.
As a preferable mode of the test device for lubrication type test of the transmission component, each lifting assembly comprises a hydraulic cylinder and a hydraulic control unit connected with the control module, wherein the hydraulic control unit is configured to synchronously lift two lifting assemblies at the front end and/or two lifting assemblies at the rear end so as to change the pitch angle of the transmission component, and is also configured to synchronously lift two lifting assemblies at the left end and/or two lifting assemblies at the right end so as to change the roll angle of the transmission component.
As a preferable scheme of the lubricating test device for the transmission component, a support is arranged on the mounting platform, the transmission component and the inclination sensor are arranged on the support, the transmission component is arranged in parallel with the mounting platform and extends along the length direction of the mounting platform, and the inclination sensor is configured to detect the pitch angle and the side inclination of the transmission component.
As a preferable scheme of the test device for the lubrication test of the transmission part, the test device for the lubrication test of the transmission part further comprises a data acquisition module, a temperature sensor and a rotation speed sensor, wherein the temperature sensor is positioned in the transmission part to detect the temperature of oil in the transmission part, the rotation speed sensor is configured to detect the rotation speed of the rotating shaft, and the data acquisition module is respectively and electrically connected with the inclination angle sensor, the rotation speed sensor, the temperature sensor and the control module.
A test method of a test device suitable for use in a lubrication-type test of a transmission member according to any one of the above aspects, comprising:
s1, listing a plurality of operation conditions to be tested of a transmission component, wherein each operation condition comprises a preset pitch angle, a preset roll angle, a preset temperature and a preset rotating speed;
S2, testing the operation condition of the transmission component, wherein the control module controls the adjusting component to adjust the pitch angle and the roll angle of the transmission component until the pitch angle and the roll angle reach the preset pitch angle and the preset roll angle corresponding to the operation condition;
s3, the control module controls the cold and hot integrated machine to automatically heat or cool the transmission part until the temperature of oil in the transmission part rises or falls to the preset temperature corresponding to the operation working condition;
S4, the control module controls the driving assembly to drive the rotating speed of the rotating shaft to change until the rotating speed of the rotating shaft reaches the preset rotating speed corresponding to the operation condition;
s5, the control module controls the camera to shoot the video of the transmission part, and the shot video is stored after the test duration corresponding to the operation condition is passed;
s6, testing the next operation working condition of the transmission component, and repeating the steps S2-S5.
As a preferable mode of the test method of the test device for lubrication type test of a transmission member, when the adjusting assembly adjusts the pitch angle and the roll angle of the transmission member, it includes:
If the difference value between the preset pitch angle to be adjusted at this time and the actual pitch angle of the transmission component is a positive value, the adjusting component moves the front end of the mounting platform downwards and/or moves the rear end upwards until the pitch angle of the transmission component reaches the preset pitch angle; if the pitch angle is a negative value, the adjusting component moves the front end of the mounting platform upwards and/or the rear end of the mounting platform downwards until the pitch angle of the transmission component reaches the preset pitch angle;
If the difference value between the preset side inclination angle to be adjusted at this time and the actual side inclination angle of the transmission part is a positive value, the adjusting component moves the left end of the mounting platform downwards and/or moves the right end upwards until the side inclination angle of the transmission part reaches the preset side inclination angle; and if the roll angle is a negative value, the adjusting component moves the left end of the mounting platform upwards and/or moves the right end of the mounting platform downwards until the roll angle of the transmission part reaches the preset roll angle.
As a preferable mode of the test method of the test device for the lubrication type test of the transmission component, S5 is executed after the interval of the preset time period is S4, and the video is named by the name of the operation condition in S5.
The beneficial effects of the invention are as follows: the control module of the test device for the lubrication test of the transmission component can respectively control the adjusting component, the cold and hot integrated machine and the driving component, realizes automatic adjustment of the pitch angle, the roll angle, the temperature of oil liquid and the rotating speed of the rotating shaft, improves the degree of automation during detection of the transmission component, greatly improves the test efficiency, and can realize the test of the transmission component under various working conditions.
The testing method of the testing device for the lubrication type test of the transmission component disclosed by the invention can realize the automatic test of the transmission component, has high testing efficiency, and meets the test of the transmission component under various working conditions.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic view of a part of a test apparatus for lubrication type test of a transmission member according to an embodiment of the present invention;
FIG. 2 is a schematic view of a part of a structure of a test apparatus for lubrication-type test of a transmission member according to an embodiment of the present invention when a pitch angle is negative;
FIG. 3 is a schematic view showing a part of a structure of a test apparatus for lubrication type test of a transmission member according to an embodiment of the present invention when a roll angle is negative;
Fig. 4 is a flowchart of a test method of a test apparatus for lubrication type test of a transmission member according to an embodiment of the present invention.
In the figure:
11. A mounting platform; 12. a bracket; 13. an inclination sensor;
21. a lifting assembly; 22. a second universal joint; 23. a third universal joint;
3. a drive assembly;
41. A support column; 42. a first universal joint;
5. A base;
100. A transmission member.
Detailed Description
In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixed or removable, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiment provides a test device for lubrication type test of a transmission component, as shown in fig. 1 to 3, comprising a turnover assembly, a cold and hot integrated machine (not shown in the figure), a driving assembly 3, a camera (not shown in the figure) and a control module (not shown in the figure), wherein the turnover assembly comprises a mounting platform 11 and an adjusting assembly, the mounting platform 11 is provided with the transmission component 100, the adjusting assembly is configured to adjust the pitch angle of the transmission component 100 back and forth, the pitch angle ranges from-a DEG to a DEG, the roll angle of the transmission component 100 can be adjusted left and right, the roll angle ranges from-b DEG to b DEG, both a and b are not less than 45, the cold and hot integrated machine is configured to heat or cool the transmission component 100 to change the temperature of oil in the transmission component 100, the driving component 3 is arranged on the overturning component, the output end of the driving component is in transmission connection with the rotating shaft of the transmission component 100, the driving component 3 is configured to adjust the rotating speed of the rotating shaft, the camera is arranged opposite to the observation window of the transmission component 100 to shoot video of the transmission component 100, the control module is respectively and electrically connected with the adjusting component, the cooling and heating integrated machine and the driving component 3, the control module can control the adjusting component to adjust the pitch angle of the transmission component 100 to a preset pitch angle through the mounting platform 11, adjust the side elevation angle of the transmission component 100 to a preset side elevation angle left and right, and can also control the cooling and heating integrated machine to heat or cool the transmission component 100 to enable the temperature of oil to reach a preset temperature, and can also control the driving component 3 to adjust the rotating speed of the rotating shaft to a preset rotating speed.
Specifically, both a and b of the present embodiment are 45, that is, the pitch angle of the present embodiment ranges from-45 ° to 45 °, and the roll angle ranges from-45 ° to 45 °, so that the test requirements of the transmission member 100 can be satisfied. In other embodiments, a and b may also be selected to have values greater than 45, as desired. Further, as shown in fig. 1, the front, rear, left and right of the present embodiment define a pitch angle of 0 ° when the central axis of the transmission member 100 is parallel to the horizontal plane; when the front end of the transmission member 100 is low and the rear end is high, the pitch angle is positive; when the front end of the transmission member 100 is high and the rear end is low, the pitch angle is negative, as shown in fig. 2. The central axis of the rotating shaft of the transmission component 100 of the embodiment is parallel to the mounting platform 11, and defines that the roll angle is 0 ° when the left end and the right end of the mounting platform 11 are on the same horizontal plane, and the roll angle of the transmission component 100 is positive when the left end of the mounting platform 11 is lower than the right end; when the left end of the mounting platform 11 is higher than the right end, the roll angle of the transmission member 100 is negative, as shown in fig. 3.
It should be noted that, the control module of this embodiment includes a programmable logic controller and a serial port communication module, the programmable logic controller is electrically connected with the adjusting component, the cold and hot integrated machine and the driving component 3 through the serial port communication module, and the programmable logic controller can run a control program, and further control the adjusting component, the cold and hot integrated machine and the driving component 3 through the serial port communication module to realize functions thereof.
The control module of the test device for the lubrication test of the transmission component provided by the embodiment can respectively control the adjusting assembly, the cold and hot integrated machine and the driving assembly 3, so that the automatic adjustment of the pitch angle, the roll angle, the temperature of oil liquid and the rotating speed of the rotating shaft is realized, the degree of automation during the detection of the transmission component 100 is improved, the test efficiency is greatly improved, and the test of the transmission component 100 under various working conditions can be realized.
The driving assembly 3 of the present embodiment includes a motor and a frequency converter, the output end of the motor is in transmission connection with the rotating shaft, the frequency converter is respectively electrically connected with the motor and the control module, and the frequency converter is configured to change the operating frequency of the motor to change the rotation speed of the output end of the motor.
The test device for the lubrication test of the transmission component of the embodiment further comprises an upper computer and a switch electrically connected with the camera, wherein the upper computer is an industrial personal computer, the upper computer is respectively electrically connected with the switch and the control module, and the upper computer can trigger the camera to shoot a video of the transmission component 100 through the switch.
Specifically, as shown in fig. 1, the turnover assembly of the present embodiment includes a support column 41 connected to the center of the mounting platform 11 through a first universal joint 42, the upper end of the first universal joint 42 is fixedly connected to the mounting platform 11, and the lower end of the first universal joint 42 is fixedly connected to the upper end of the support column 41. The adjusting component comprises four lifting components 21, the upper end of each lifting component 21 is connected with the mounting platform 11 through a second universal joint 22, the upper end of the second universal joint 22 is fixedly connected with the mounting platform 11, the lower end of the second universal joint 22 is fixedly connected with the lifting components 21, the two lifting components 21 are located at the front end of the mounting platform 11 and distributed along the width direction of the mounting platform 11, the two lifting components 21 are located at the rear end of the mounting platform 11 and distributed along the width direction of the mounting platform 11, the two lifting components 21 located at the left end of the mounting platform 11 are distributed along the length direction of the mounting platform 11, and the two lifting components 21 located at the right end of the mounting platform 11 are distributed along the length direction of the mounting platform 11. The mounting table 11 can rotate about a straight line passing through the center of the mounting table 11 and along the width direction of the mounting table 11 with respect to the support column 41 and the lifting unit 21, and can also rotate about a straight line passing through the center of the mounting table 11 and along the length direction of the mounting table 11 with respect to the support column 41 and the lifting unit 21.
Further, as shown in fig. 1, the turnover assembly further includes a base 5, the base 5 is fixedly connected with the lower end of the supporting column 41, the fixed end of each lifting assembly 21 is connected with the base 5 through a third universal joint 23, the upper end of the third universal joint 23 is fixedly connected with the fixed end of the lifting assembly 21, the lower end of the third universal joint 23 is fixedly connected with the base 5, and the movable end of each lifting assembly 21 is connected with a second universal joint 22.
Each lifting assembly 21 of the embodiment comprises a hydraulic cylinder and a hydraulic control unit connected with a control module, wherein the hydraulic control unit is an oil pressure control valve, and the control module controls the change of the pressure of oil in the hydraulic cylinder through the oil pressure control valve, so that the expansion and contraction of the movable end of the hydraulic cylinder are realized. Specifically, the hydraulic control unit is configured to be able to simultaneously control the two lift assemblies 21 at the front end and/or the two lift assemblies 21 at the rear end to be lifted synchronously to change the pitch angle of the transmission member 100, and is also configured to be able to simultaneously control the two lift assemblies 21 at the left end and/or the two lift assemblies 21 at the right end to be lifted synchronously to change the roll angle of the transmission member 100.
As shown in fig. 1, a bracket 12 is provided on a mounting platform 11 of the present embodiment, a transmission member 100 and an inclination sensor 13 are provided on the bracket 12, the transmission member 100 is disposed parallel to the mounting platform 11 and extends along the length direction of the mounting platform 11, and the inclination sensor 13 is configured to detect the pitch angle and the roll angle of the transmission member 100.
Further, if the difference between the preset pitch angle to be adjusted at this time and the actual pitch angle of the transmission component 100 is a positive value, the control module controls the two lifting assemblies 21 positioned at the front end of the mounting platform 11 to drive the mounting platform 11 and the transmission component 100 to move downwards and/or the two lifting assemblies 21 positioned at the rear end drive the mounting platform 11 and the transmission component 100 to move upwards until the pitch angle of the transmission component 100 detected by the inclination sensor 13 reaches the preset pitch angle; if the difference between the preset pitch angle to be adjusted at this time and the actual pitch angle of the transmission component 100 is a negative value, the control module controls the two lifting assemblies 21 positioned at the front end of the mounting platform 11 to drive the mounting platform 11 and the transmission component 100 to move upwards and/or the two lifting assemblies 21 positioned at the rear end of the mounting platform and the transmission component 100 to drive the mounting platform 11 and the transmission component 100 to move downwards until the pitch angle of the transmission component 100 detected by the inclination sensor 13 reaches the preset pitch angle;
If the difference between the preset roll angle to be adjusted at this time and the actual roll angle of the transmission component 100 is a positive value, the control module controls the two lifting assemblies 21 positioned at the left end of the mounting platform 11 to drive the mounting platform 11 and the transmission component 100 to move downwards and/or the two lifting assemblies 21 positioned at the right end drive the mounting platform 11 and the transmission component 100 to move upwards until the roll angle of the transmission component 100 detected by the roll angle sensor 13 reaches the preset roll angle; if the difference between the preset roll angle to be adjusted at this time and the actual roll angle of the transmission component 100 is a negative value, the control module controls the two lifting assemblies 21 located at the left end of the mounting platform 11 to drive the mounting platform 11 and the transmission component 100 to move upwards and/or the two lifting assemblies 21 located at the right end to drive the mounting platform 11 and the transmission component 100 to move downwards until the roll angle of the transmission component 100 detected by the roll angle sensor 13 reaches the preset roll angle.
The test device for lubrication test of the transmission component of the embodiment further includes a data acquisition module, a temperature sensor (not shown in the figure) and a rotation speed sensor disposed on the driving component 3, wherein the temperature sensor is located in the transmission component 100 to detect the temperature of the oil in the transmission component 100, the rotation speed sensor is configured to detect the rotation speed of the rotating shaft, and the data acquisition module is electrically connected with the inclination sensor 13, the rotation speed sensor, the temperature sensor and the control module respectively and is used for acquiring data detected by the inclination sensor 13, the rotation speed sensor and the temperature sensor.
The control module of this embodiment further includes an analog quantity transmission module, the analog quantity transmission module is electrically connected with the data acquisition module and the programmable logic controller, the analog quantity transmission module can receive the data signal obtained by the data acquisition module and transmit the signal to the analog quantity transmission module, so that the data acquired by the inclination sensor 13, the rotation speed sensor and the temperature sensor can be transmitted to the programmable logic controller in time through the data acquisition module and the analog quantity transmission module, and the programmable logic controller can control the operation of the adjusting component, the cooling and heating integrated machine and the driving component 3 by comparing the data with the set data under the set working condition of the transmission component 100.
As shown in fig. 4, the embodiment further provides a testing method of a testing device suitable for the lubrication type test of the transmission component, including:
s1, listing a plurality of operation conditions to be tested of a transmission component 100, wherein each operation condition comprises a preset pitch angle, a preset roll angle, a preset temperature and a preset rotating speed;
s2, testing an operation condition of the transmission component 100, and controlling the adjusting component to adjust the pitch angle and the roll angle of the transmission component 100 by the control module until the pitch angle and the roll angle reach a preset pitch angle and a preset roll angle corresponding to the operation condition;
s3, the control module controls the cold and hot integrated machine to automatically heat or cool the transmission part 100 until the temperature of oil in the transmission part 100 rises or falls to a preset temperature corresponding to the operation condition;
S4, the control module controls the driving assembly 3 to drive the rotation speed change of the rotating shaft until the rotation speed of the rotating shaft reaches a preset rotation speed corresponding to the operation working condition;
s5, the control module controls the camera to shoot the video of the driving part 100, and the shot video is stored after the test duration corresponding to the operation condition;
s6, testing the next operation condition of the transmission component 100, and repeating S2-S5.
The test method of the test device for the lubrication test of the transmission component provided by the embodiment can realize automatic test of the transmission component 100, has high test efficiency, and meets the test of the transmission component 100 under various working conditions.
In S1, the operator programs the operation conditions to be simulated in the programmable logic controller according to the actual conditions to be operated on the automobile by the transmission component 100, and gives the preset pitch angle, the preset roll angle, the preset temperature and the preset rotation speed corresponding to each operation condition.
In S2, when the adjustment assembly adjusts the pitch angle and the roll angle of the transmission member 100, it includes:
If the difference between the preset pitch angle to be adjusted at this time and the actual pitch angle of the transmission component 100 is a positive value, the adjusting component moves the front end of the mounting platform 11 downwards and/or the rear end upwards until the pitch angle of the transmission component 100 reaches the preset pitch angle; if the difference between the preset pitch angle to be adjusted at this time and the actual pitch angle of the transmission component 100 is a negative value, the adjusting component moves the front end of the mounting platform 11 upwards and/or moves the rear end downwards until the pitch angle of the transmission component 100 reaches the preset pitch angle;
if the difference between the preset roll angle to be adjusted at this time and the actual roll angle of the transmission component 100 is a positive value, the adjusting component moves the left end of the mounting platform 11 downwards and/or the right end of the mounting platform upwards until the roll angle of the transmission component 100 reaches the preset roll angle; if the difference between the preset roll angle to be adjusted at this time and the actual roll angle of the transmission component 100 is a negative value, the adjusting component moves the left end of the mounting platform 11 upward and/or the right end downward until the roll angle of the transmission component 100 reaches the preset roll angle.
In S3, the temperature of the oil liquid that can be detected in real time by the temperature sensor, and when the actual temperature of the oil liquid detected by the temperature sensor reaches the preset temperature corresponding to the operation condition of the test, S4 is executed.
After S4, executing S5 after a preset time length is set, wherein the preset time length is 30S, and naming the video by the name of the operation condition in S5 is convenient for a tester to search the video corresponding to the operation condition. After all the operation conditions are tested, the test device for the lubrication test of the transmission component stops running, and a tester judges whether the transmission component 100 passes through each operation condition by watching the video recorded by the video camera. Specifically, if the transmission member 100 vibrates more than is necessary under the operating condition, it is determined that the transmission member 100 cannot operate under the operating condition; if the transmission member 100 can rotate smoothly under the operation condition, it is determined that the transmission member 100 is suitable for the operation condition.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (7)
1. A test device for lubrication type test of a transmission member, comprising:
The overturning assembly comprises a mounting platform (11) and an adjusting assembly, wherein a transmission part (100) is arranged on the mounting platform (11), the adjusting assembly is configured to be capable of adjusting a pitch angle of the transmission part (100) forwards and backwards, the pitch angle ranges from-a DEG to a DEG, and is also configured to be capable of adjusting a roll angle of the transmission part (100) left and right, the roll angle ranges from-b DEG to b DEG, and both a and b are not smaller than 45;
a cold and hot all-in-one machine configured to heat or cool the transmission member (100) to change a temperature of oil within the transmission member (100);
The driving assembly (3) is arranged on the overturning assembly, the output end of the driving assembly is in transmission connection with the rotating shaft of the transmission component (100), and the driving assembly (3) is configured to be capable of adjusting the rotating speed of the rotating shaft;
a camera arranged opposite to the observation window of the transmission component (100) so as to shoot video of the transmission component (100);
The control module is respectively and electrically connected with the adjusting assembly, the cold and hot integrated machine and the driving assembly (3), can control the adjusting assembly to adjust the pitch angle of the transmission component (100) to a preset pitch angle in a front-back mode, adjust the side elevation angle of the transmission component (100) to a preset side elevation angle in a left-right mode, can control the cold and hot integrated machine to heat or cool the transmission component (100) so that the temperature of oil reaches a preset temperature, and can also control the driving assembly (3) to adjust the rotating speed of the rotating shaft to a preset rotating speed;
The turnover assembly comprises a support column (41) connected with the center of the installation platform (11) through a first universal joint (42), the adjustment assembly comprises four lifting assemblies (21), the upper end of each lifting assembly (21) is connected with the installation platform (11) through a second universal joint (22), two lifting assemblies (21) are positioned at the front end of the installation platform (11) and distributed along the width direction of the installation platform (11), two lifting assemblies (21) are positioned at the rear end of the installation platform (11) and distributed along the width direction of the installation platform (11), two lifting assemblies (21) positioned at the left end of the installation platform (11) are distributed along the length direction of the installation platform (11), and two lifting assemblies (21) positioned at the right end of the installation platform (11) are distributed along the length direction of the installation platform (11);
the turnover assembly further comprises a base (5), the base (5) is fixedly connected with the lower end of the supporting column (41), the fixed end of each lifting assembly (21) is connected with the base (5) through a third universal joint (23), and the movable end of each lifting assembly (21) is connected with one second universal joint (22);
Each lifting assembly (21) comprises a hydraulic cylinder and a hydraulic control unit connected with the control module, wherein the hydraulic control unit is configured to simultaneously control the two lifting assemblies (21) at the front end and/or the two lifting assemblies (21) at the rear end to synchronously lift so as to change the pitch angle of the transmission component (100), and is also configured to simultaneously control the two lifting assemblies (21) at the left end and/or the two lifting assemblies (21) at the right end to synchronously lift so as to change the roll angle of the transmission component (100).
2. The test device for lubrication testing of a transmission component according to claim 1, further comprising a host computer and a switch electrically connected with the camera, wherein the host computer is electrically connected with the switch and the control module respectively, and the host computer can trigger the camera to perform video shooting on the transmission component (100) through the switch.
3. The test device for lubrication type test of a transmission member according to claim 1, wherein a bracket (12) is provided on the mounting platform (11), the transmission member (100) and an inclination sensor (13) are provided on the bracket (12), the transmission member (100) is disposed in parallel with the mounting platform (11) and extends in a length direction of the mounting platform (11), and the inclination sensor (13) is configured to detect a pitch angle and a roll angle of the transmission member (100).
4. A test device for lubrication testing of a transmission component according to claim 3, further comprising a data acquisition module, a temperature sensor and a rotation speed sensor, wherein the temperature sensor is located in the transmission component (100) to detect the temperature of the oil in the transmission component (100), the rotation speed sensor is configured to detect the rotation speed of the rotating shaft, and the data acquisition module is electrically connected to the tilt sensor (13), the rotation speed sensor, the temperature sensor and the control module, respectively.
5. A test method of a test device suitable for a lubrication type test of a transmission member according to any one of claims 1 to 4, comprising:
s1, listing a plurality of operation conditions to be tested of a transmission component (100), wherein each operation condition comprises a preset pitch angle, a preset roll angle, a preset temperature, a preset rotating speed and a test duration;
S2, testing the operation condition of the transmission component (100), wherein the control module controls the adjusting component to adjust the pitch angle and the roll angle of the transmission component (100) until the pitch angle and the roll angle reach the preset pitch angle and the preset roll angle corresponding to the operation condition;
s3, the control module controls the cold and hot integrated machine to automatically heat or cool the transmission part (100) until the oil temperature in the transmission part (100) is increased or reduced to the preset temperature corresponding to the operation working condition;
s4, the control module controls the driving assembly (3) to drive the rotating shaft to change in rotating speed until the rotating speed of the rotating shaft reaches the preset rotating speed corresponding to the running working condition;
s5, the control module controls the camera to shoot the video of the transmission part (100), and the shot video is stored after the test duration corresponding to the operation condition;
s6, testing the next operation condition of the transmission component (100), and repeating S2-S5.
6. The method of testing a test device for lubrication-type testing of a transmission member according to claim 5, wherein the adjusting means, when adjusting the pitch angle and the roll angle of the transmission member (100), comprises:
If the difference between the preset pitch angle to be adjusted at this time and the actual pitch angle of the transmission component (100) is a positive value, the adjusting component moves the front end of the mounting platform (11) downwards and/or moves the rear end upwards until the pitch angle of the transmission component (100) reaches the preset pitch angle; if the difference is negative, the adjusting component moves the front end of the mounting platform (11) upwards and/or the rear end of the mounting platform downwards until the pitch angle of the transmission component (100) reaches the preset pitch angle;
If the difference between the preset roll angle to be adjusted at this time and the actual roll angle of the transmission component (100) is a positive value, the adjusting component moves the left end of the mounting platform (11) downwards and/or moves the right end upwards until the roll angle of the transmission component (100) reaches the preset roll angle; if the difference is negative, the adjusting component moves the left end of the mounting platform (11) upwards and/or the right end of the mounting platform downwards until the roll angle of the transmission component (100) reaches the preset roll angle.
7. The method according to claim 5, wherein after S4, S5 is executed after a predetermined period of time, and in S5 the video is named by the name of the operating condition.
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| JP2001281106A (en) * | 2000-03-28 | 2001-10-10 | Yanagawa Seiki Co Ltd | Lubricating characteristic testing device of transmission |
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| CN113959713A (en) | 2022-01-21 |
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