CN110031216A - A kind of gear pair comprehensive characteristic test device and method that any crossed axis angle can be achieved - Google Patents
A kind of gear pair comprehensive characteristic test device and method that any crossed axis angle can be achieved Download PDFInfo
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- CN110031216A CN110031216A CN201910360730.5A CN201910360730A CN110031216A CN 110031216 A CN110031216 A CN 110031216A CN 201910360730 A CN201910360730 A CN 201910360730A CN 110031216 A CN110031216 A CN 110031216A
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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
- G01M13/021—Gearings
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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
- G01M13/027—Test-benches with force-applying means, e.g. loading of drive shafts along several directions
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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
- G01M13/028—Acoustic or vibration analysis
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Abstract
The present invention provides a kind of gear pair comprehensive characteristic test devices that any crossed axis angle can be achieved, it includes that driving end adjusts platform, gear-box and loading end adjusting platform, the driving end adjusts platform, the gear-box and loading end adjusting platform and is sequentially arranged on the high-accuracy workbench, wherein, servo drive motor, the first torque speed sensor and first bearing support base are sequentially arranged at driving end and adjust on platform；Second bearing support base, the second torque speed sensor, servo loading motor are sequentially arranged at the loading end and adjust on platform, and the loading end platform can be rotated relative to driving end platform.The present invention provides the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, and detection meets the actual demand in research and engineering in different working condition lower tooth wheel set kinetic characteristics.
Description
Technical field
The present invention relates to nonlinear dynamic behaviors and gear fatigue damage fault simulation and diagnostic techniques field, in particular to a kind of
For detecting the experimental provision and experimental method of design of gears and processing method and Simulation Diagnosis gear distress.
Background technique
Gear drive is a kind of important kind of drive in machine driving, and the research to gear pair performance is always academia
The key points and difficulties of research.If using master gear completely in engineering and research, it is unable to satisfy answering in Practical Project
With, therefore most of gear requires to improve processing.Therefore need a kind of experimental provision back-geared comprehensive to improving
It can be carried out research.
Existing experimental provision needs mobile base, is just able to satisfy a greater variety of bevel gears, bevel gear, spiral bevel gear
The assembly of equal gear pairs with engage；Meanwhile mobile base is needed, just it is able to satisfy more fixed structure gear-boxes rather than single pair gear
Secondary comprehensive characteristic test research；From structure design aspect, the anti-axial impact of the structure of existing patent is indifferent, is not suitable for carrying out
The biggish gear pair comprehensive performance research of axial impact loading；And experimental bench input, output end and gear-box can not divide
Be not regarded as individual module, cannot be mobile by entire module in the Preparatory work of experiment stage and install, disassembly is inconvenient, the scope of application compared with
It is narrow.
Summary of the invention
In order to solve the above technical problems, the invention discloses a kind of gear pair comprehensive performance that any crossed axis angle can be achieved is real
Experiment device and its method are in order to which detection and research improves backgear auxiliary driving error, frictional power loss, friction physics damage
The fatigue properties such as the kinetic characteristics such as consumption, temperature, vibration and gear pair micromechanism of damage, fatigue life.The system of experimental provision
Using electric closure mode, by drive system, loading system, angle displacement measurement system, torch measuring system, operating condition safeguards system,
Mechanical frock is formed by combining, and is required according to measured workpiece different experiments, modular combination collocation, to input and output shaft angle
It can be met the requirements for gear train at any angle and complete experimental project.
The embodiment of the present invention provides a kind of gear pair comprehensive characteristic test device that any crossed axis angle can be achieved comprising drives
Moved end adjusts platform, gear-box and loading end and adjusts platform, and the driving end adjusts platform, the gear-box and the loading end
It adjusts platform to be sequentially arranged on the high-accuracy workbench, wherein servo drive motor, the first torque speed sensor and the
One bearing support block is sequentially arranged at driving end and adjusts on platform；Second bearing support base, the second torque speed sensor, servo
Loading motor is sequentially arranged at the loading end and adjusts on platform, and the loading end platform can the relatively described driving end platform progress
Rotation.
Preferably, the shaft of the servo drive motor and the shaft of first torque speed sensor pass through described the
One more piece clamping screw fixed diaphragm coupler is connected；The shaft and the first bearing of first torque speed sensor
The shaft of support base is connected by the second more piece clamping screw fixed diaphragm coupler；The first grating sensor peace
On first bearing support base；
Wherein, the servo drive motor provides revolving speed and power.
Preferably, the input shaft of the shaft of the first bearing support base and the parallel-shaft gearbox to be measured passes through described
First bearing seat shaft coupling is connected；The shaft of the output shaft of the parallel-shaft gearbox to be measured and the second bearing support base is logical
It crosses the second bearing seat shaft coupling to be connected, second grating sensor is mounted on the second bearing support base；It is described
Second bearing support base, second torque speed sensor, the servo loading motor are successively installed by bolts and nuts
It is adjusted on platform in the loading end.
Preferably, the shaft of the second bearing support base and the shaft of second torque speed sensor pass through described
Third more piece clamping screw fixed diaphragm coupler is connected；The shaft and the servo of second torque speed sensor add
The shaft for carrying motor is connected by the 4th more piece clamping screw fixed diaphragm coupler,
Wherein, the servo loading motor is used for fictitious load.
Preferably, it includes driving end pedestal, linear guide, guide rail slide block, T-slot, T that the driving end, which adjusts platform,
Shape block, screw rod, nut seat, screw rod mounting base and input module mounting plate；
Wherein, the linear guide, T-slot and screw rod mounting base are mounted on driving end pedestal；The guide rail slide block, T
Shape block, nut seat are mounted on input module mounting plate；The screw rod is mounted in screw rod mounting base；The driving end pedestal is solid
It is scheduled on high-accuracy workbench.
Preferably, it includes loading end pedestal, positioning pin, floating bearing, floating bearing installation that the loading end, which adjusts platform,
Plate, linear guide, guide rail slide block, T-slot, T-shaped block, screw rod, nut seat, screw rod mounting base and output precision mounting plate,
Wherein, the positioning pin is mounted on loading end pedestal；The linear guide, T-slot, screw rod mounting base are mounted on
On floating bearing mounting plate；The guide rail slide block, T-shaped block, the nut seat are mounted on output precision mounting plate；The screw rod
It is mounted in screw rod mounting base, the loading end pedestal is connect with floating bearing mounting plate by floating bearing.
Preferably, the gearbox input shaft is parallel with output shaft axis, and rotation floating bearing mounting plate makes itself and pin hole
It is aligned and uses positioning finger setting；Manipulating the screw rod moves output precision mounting plate along guide rail, and is locked by the T-shaped block
Positioning, the shaft of second bearing support base and the axis centering of gearbox input shaft；
Or
The input of the gear-box is vertical with output shaft axis, passes through rotation floating bearing mounting plate to pin hole and positioning pin
Positioned in alignment；Manipulating the screw rod moves output precision mounting plate along guide rail, and by the T-shaped block locking positioning, described
The shaft of second bearing support base and the axis of gearbox input shaft are vertical.
Preferably, further include oil gas oil mist system, oil gas fog lubrication auxiliary system, temperature sensor, vibration
Acceleration transducer, eddy current displacement sensor, middle control platform and computer and TT&C software；
The oil gas oil mist system be used for carry out experimentation in inner gear of the gear box pair is lubricated, and
Can lubricating system, distributive value to lubricating oil control；
The oil gas fog lubrication auxiliary system lubricating oil is recycled, lubricating oil is cooled down and is filtered,
And lubricating oil is prevented to be lost during the experiment；
The temperature sensor and the oil gas oil mist system be connected for monitoring lubricating oil temperature；
The vibration acceleration sensor and eddy current displacement sensor are for measuring gear-box during testing progress
The vibration of generation；
The middle control platform carries the computer and TT&C software, control the oil gas oil mist system, the oil
Gas fog lubrication auxiliary system, adjust driving servo motor revolving speed, adjust load servomotor load, monitor and acquire institute
Temperature sensor, the vibration acceleration sensor and eddy current displacement sensor signal, progress alarm and protection and data are stated to deposit
Storage and output.
A kind of gear pair comprehensive characteristic test method that any crossed axis angle can be achieved, the method apply above-mentioned such as can be real
The gear pair comprehensive characteristic test device of incumbent meaning crossed axis angle comprising following steps:
Step 1: preparing experiment equipment；
Step 2: adjusting entire experimental facilities, and main includes adjusting the driving end to adjust platform, gear-box and loading end
Adjust platform, it is ensured that first torque speed sensor, the second torque speed sensor, the first grating sensor, the second light
Gate sensor, temperature sensor and vibration acceleration sensor have signal output；
Step 3: by regulation check the oil gas oil mist system, the oil gas fog lubrication auxiliary system, described
Middle control platform, confirm the oil gas oil mist system, the oil gas fog lubrication auxiliary system, the middle control platform can be just
Often work；
Step 4: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor, while described in observation
Can inner gear of the gear box pair normally engage, can normal rotation, start-up loading servo motor Slow loading to predetermined operating condition leads to
It crosses the computer and TT&C software records first torque speed sensor, the second torque speed sensor output parameter；
Step 5: data needed for being tested by the computer and TT&C software acquisition；
Step 6: it is shut down by experimental facilities operating instruction.
Preferably, when using the gear pair comprehensive characteristic test device progress gear pair lubrication side that any crossed axis angle can be achieved
When formula is tested, the step 4 are as follows: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor, is seen simultaneously
Examine the inner gear of the gear box pair and can normally engage, can normal rotation, servo motor Slow loading described in start-up loading is extremely
Predetermined operating condition records first torque speed sensor, the second torque revolution speed sensing by the computer and TT&C software
Device, the first grating sensor, the second grating sensing, temperature sensor and vibration acceleration sensor output parameter are formal real
Offer correlation data is provided；
Step 5 are as follows: choose a kind of lubricating system and tested, pass through the computer and TT&C software acquisition experiment institute
Need data.Experiment lubricating system includes, but are not limited to, the following ways: oil jet lubrication, splash lubrication, oil-air lubrication, fog lubrication；
When using the gear pair comprehensive characteristic test device progress gear pair transmission efficiency experiment that any crossed axis angle can be achieved
When, the step 3 are as follows: by regulation check the oil gas oil mist system, the oil gas fog lubrication auxiliary system, institute
State middle control platform, confirm the oil gas oil mist system, the oil gas fog lubrication auxiliary system, the middle control platform all
It can work normally, and select lubricating system according to requirement of experiment；
Step 5 are as follows: input power and output are calculated by torque and tachometer value using the computer and TT&C software
The ratio of performance number, output power and input power is the transmission efficiency of gear pair, system output report curve；
When using the gear pair comprehensive characteristic test device progress gear pair friction horsepower experiment that any crossed axis angle can be achieved
When, step 5 are as follows: driving servo motor and load servo motor form electric closure circuit, utilize the computer and TT&C software
It calculates under systematic steady state from externally input performance number, as gear pair frictional power loss；
When using the gear pair comprehensive characteristic test device progress gear pair driving error experiment that any crossed axis angle can be achieved
When, step 4 are as follows: the gear-box revolving speed is slowly improved the revolving speed to needed for testing and run certain by No Load Start servo motor
Time, at the same observe the inner gear of the gear box pair can normally engage, can normal rotation.Start-up loading servo motor is slow
It is loaded onto predetermined operating condition, first torque speed sensor, the second torque axis are recorded by the computer and TT&C software
Fast sensor, temperature sensor, vibration acceleration sensor and eddy current displacement sensor output parameter；
Step 5 are as follows: set retarder speed ratio using the computer and TT&C software, by torque and tachometer value and
Input terminal and output end angle value calculate transmission error, and real-time rendering driving error curve, when test completes one 360 °
Test is completed, and is drawn output angle and driving error curve, is maximized as driving error reference value.In addition, input is tested
Part radius can calculate displacement of the lines error amount；
When carrying out gear pair dynamic experiment using the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved,
Step 5 are as follows: export the vibratory response time-domain curve and frequency domain song under each operating condition in real time using the computer and TT&C software
Line.To analysis of experimental data, and with gear pair dynamic numerical solution contrast verification；Comprehensive assessment gear pair dynamic property, to sentence
Whether broken teeth roller box kinetic characteristics meet the requirements；
When using the gear pair comprehensive characteristic test device progress gear pair fatigue damage experiment that any crossed axis angle can be achieved
When, step 5 are as follows: carry out experiment up to the fatigue damage of the by-produced requirement of experiment of gear, observe gear in the different nodes of experiment
Accessory injury situation is simultaneously observed using dependent observation equipment；
Further, gear pair each sensor in the different nodes of experiment is recorded using the computer and TT&C software
Output parameter.
The present invention provides the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, and detects in different working condition
Lower tooth wheel set kinetic characteristics, including driving error, gear frictional power loss, gear friction physical deterioration, temperature, vibration
Deng.It can also carry out the fatigue properties research such as gear pair micromechanism of damage, fatigue life prediction.Experimental provision structure is simple, module
Change, measurement accuracy is high, is able to verify that theoretical method, analyzes the correctness of design of gears, meets the practical need in research and engineering
It asks.
Detailed description of the invention
Fig. 1 is a kind of three-dimensional signal of gear pair comprehensive characteristic test device that any crossed axis angle can be achieved of the invention
Figure；
Fig. 2 is the arrangement schematic diagram of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved of the invention；
Fig. 3 is that the driving end of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved of Fig. 1 adjusts platform
Arrangement schematic diagram；
Fig. 4 is that the driving end of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved of Fig. 1 adjusts platform
Another angle arrangement schematic diagram；
Fig. 5 is that the loading end of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved of Fig. 1 adjusts platform
Arrangement schematic diagram；
Fig. 6 is that the loading end of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved of Fig. 1 adjusts platform
Another angle arrangement schematic diagram；
Fig. 7 is that the experimental system connection of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved for Fig. 1 is shown
It is intended to；
Fig. 8 is the axis parallel gears experiment of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved of Fig. 1
The arrangement schematic diagram of platform；
Fig. 9 is that the axis vertical gear of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved for Fig. 1 is real
Test the arrangement schematic diagram of platform；
Figure 10 is that the axis vertical gear of the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved for Fig. 8 is real
Test the arrangement schematic diagram of another angle of platform；
Drawing reference numeral explanation:
The gear pair comprehensive characteristic test device 100 of any crossed axis angle can be achieved；Servo drive motor 1；First more piece folder
Tight screw fixed diaphragm coupler 2；First torque speed sensor 3；The fixed diaphragm shaft coupling 4 of second more piece clamping screw；
First bearing support base 5；First grating sensor 6；First bearing seat shaft coupling 7；Parallel-shaft gearbox 8 to be measured；Second bearing
Seat shaft coupling 9；Second grating sensing 10；Second bearing support 11；The fixed diaphragm shaft coupling 12 of third more piece clamping screw；Second turns round
Square revolution speed sensing 13；The fixed diaphragm shaft coupling 14 of 4th more piece clamping screw；Servo loading motor 15；End is driven to adjust platform
16；High-accuracy workbench 17；Loading end adjusts platform 18；Drive end pedestal 164；Linear guide 1610；Guide rail slide block 166；T shape
Slot 168；T-shaped block 163；Screw rod 167；Nut seat 1611；Screw rod mounting base 169；Input module mounting plate 161；Loading end pedestal
188；Positioning pin 1814；Floating bearing 184；Floating bearing mounting plate 182；Linear guide 1813；Guide rail slide block 189；T-slot
1811；T-shaped block 185；Screw rod 1810；Nut seat 1815；Screw rod mounting base 1812；Output precision mounting plate 181；Oil gas mist of oil
Lubricating system 19；Oil gas fog lubrication auxiliary system 20；Temperature sensor 21；Vibration acceleration sensor 22；Current vortex displacement
Sensor 23；Middle control platform 24；Computer and TT&C software 25.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
Embodiment one:
Needle of the present invention discloses a kind of gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved, especially public
A kind of gear pair comprehensive characteristic test device that any crossed axis angle can be achieved has been opened, it is referring to Figure 1, described that any axis friendship can be achieved
The gear pair comprehensive characteristic test device 100 at angle includes servo drive motor 1, the fixed diaphragm shaft coupling of the first more piece clamping screw
Device 2, the first torque speed sensor 3, the second more piece clamping screw fixed diaphragm coupler 4, first bearing support base 5,
One grating sensor 6, first bearing seat shaft coupling 7, parallel-shaft gearbox to be measured 8, second bearing seat shaft coupling 9, the second grating
Sensor 10, second bearing support base 11, third more piece clamping screw fixed diaphragm coupler 12, the second torque revolution speed sensing
Device 13, servo loading motor 15, drives end adjusting platform 16, is high-precision the 4th more piece clamping screw fixed diaphragm coupler 14
Close workbench 17 and loading end adjust platform 18.
Wherein, the driving end adjusts platform 16, the parallel-shaft gearbox 8 to be measured and the loading end and adjusts platform 18
It is sequentially arranged on the high-accuracy workbench 17；The servo drive motor 1, the first torque speed sensor 33, first axle
Support base 5 is held to be sequentially arranged on driving end adjusting platform 16；The second bearing support base 11, the second torque speed sensor
13, servo loading motor 15 is sequentially arranged at the loading end and adjusts on platform 18.
Further, the servo drive motor 1, first torque speed sensor 3 and first bearing support
Seat 5 is sequentially arranged at driving end by screw bolt and nut and adjusts on platform 16；The shaft of the servo drive motor 1 and described
The shaft of one torque speed sensor 3 is connected by the first more piece clamping screw fixed diaphragm coupler 2；Described first
The shaft of torque speed sensor 3 and the shaft of the first bearing support base 5 are fixed by the second more piece clamping screw
Formula diaphragm coupling 4 is connected；First grating sensor 6 is mounted on first bearing support base 5；
The servo drive motor 1 provides revolving speed and power.
The input shaft of the shaft of the first bearing support base 5 and the parallel-shaft gearbox to be measured 8 passes through described first
Bearing block shaft coupling 7 is connected；The shaft of the output shaft of the parallel-shaft gearbox to be measured 8 and the second bearing support base 11 is logical
The second bearing seat shaft coupling 9 is crossed to be connected.Second grating sensor 10 is mounted on the second bearing support base 11；
The second bearing support base 11, second torque speed sensor 13, the servo loading motor 15 pass through bolt and spiral shell
Mother is sequentially arranged at the loading end and adjusts on platform 18.
The shaft of the second bearing support base 11 and the shaft of second torque speed sensor 13 pass through described the
Three more piece clamping screw fixed diaphragm couplers 12 are connected；The shaft and the servo of second torque speed sensor 13
The shaft of loading motor 15 is connected by the 4th more piece clamping screw fixed diaphragm coupler 14.
The servo loading motor 15 is used for fictitious load.The parallel-shaft gearbox to be measured 8 also includes parallel-axes gears
It is secondary.
The driving end adjusts platform 16, the parallel-shaft gearbox 8 to be measured and the loading end and adjusts the installation of platform 18
On the high-accuracy workbench 17.
In one embodiment, referring to figure 2. and Fig. 3, the structural schematic diagram of platform 16, institute are adjusted for the driving end
Stating driving end and adjusting platform 16 includes driving end pedestal 164, linear guide 1610, guide rail slide block 166, T-slot 168, T shape
Block 163, screw rod 167, nut seat 1611, screw rod mounting base 169 and 1612, input module mounting plate 161.
The linear guide 1610, T-slot 168 and screw rod mounting base 169 are mounted on driving end pedestal 164；It is described to lead
Rail sliding block 166, T-shaped block 163, nut seat 1611 are mounted on input module mounting plate 161；The screw rod 167 is mounted on screw rod
In mounting base 169；Driving end pedestal 164 is fixed on high-accuracy workbench 17.
Incorporated by reference to referring to Fig. 4 and Fig. 5, the structural schematic diagram of platform 18 is adjusted for the loading end, the loading end is adjusted
Platform 18 includes loading end pedestal 188, positioning pin 1814, floating bearing 184, floating bearing mounting plate 182, linear guide
1813, guide rail slide block 189, T-slot 1811, T-shaped block 185, screw rod 1810, nut seat 1815, screw rod mounting base 1812 and 1816
With output precision mounting plate 181.
Further, the positioning pin 1814 is mounted on loading end pedestal 188；The linear guide 1813, T-slot
1811, screw rod mounting base 1812 is mounted on floating bearing mounting plate 182；The guide rail slide block 189, T-shaped block 185, the spiral shell
Base 1815 is mounted on output precision mounting plate 181；The screw rod 1810 is mounted in screw rod mounting base 1812 and 1816.Institute
It states loading end pedestal 188 and is connect with floating bearing mounting plate 182 by floating bearing 184.
Embodiment two:
Refer to Fig. 6, the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved further include oil gas
Oil mist system 19, oil gas fog lubrication auxiliary system 20, temperature sensor 21, vibration acceleration sensor 22, current vortex
Displacement sensor 23, middle control platform 24, computer and TT&C software 25；
The oil gas oil mist system 19 be used for carry out experimentation in inner gear of the gear box pair is lubricated,
And can lubricating system, distributive value to lubricating oil control；
The oil gas fog lubrication auxiliary system 20 lubricating oil is recycled, cooling and mistake is carried out to lubricating oil
Filter, and lubricating oil is prevented to be lost during the experiment；
The temperature sensor 21 and the oil gas oil mist system 19 be connected for monitoring lubricating oil temperature；
The vibration acceleration sensor 22 and eddy current displacement sensor 23 were carried out for measuring gear-box 8 in experiment
The vibration generated in journey；
The middle control platform 24 carries the computer and TT&C software 25, control the oil gas oil mist system 19,
The oil gas fog lubrication auxiliary system 20, adjust driving 1 revolving speed of servo motor, adjust load servomotor load, monitoring
And it acquires 23 signal of the temperature sensor 21, the vibration acceleration sensor 22 and eddy current displacement sensor, reported
Alert protection and data storage and output.
Embodiment three:
Incorporated by reference to referring to Fig. 6 to Fig. 8, when the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved is electricity
When closing form experimental bench, the loading end, which adjusts platform 18, can carry out 0-360 ° of Arbitrary Rotation around floating bearing 184
And positioning.
Below referring to Fig. 6,8 input shaft of gear-box is parallel with output shaft axis when rotating extreme position for first,
Rotation floating bearing mounting plate 182 makes it be aligned with pin hole 1817 and be positioned with positioning pin 186；Manipulate the screw rod 1810 make it is defeated
Unit installing board 181 is moved along guide rail 1813 out, and by 185 locking positioning of T-shaped block, completes second bearing support base 11
Shaft and 8 input shaft of gear-box axis centering.
Fig. 7 and Fig. 8 are please referred to below, when rotating extreme position for second, the input of the gear-box 8 and output shaft axis
Vertically, pass through rotation floating bearing mounting plate 182 to pin hole 1817 and 186 positioned in alignment of positioning pin；Manipulating the screw rod 110 makes
Output precision mounting plate 181 is moved along guide rail 1813, and by 185 locking positioning of T-shaped block, completes the second bearing branch
The shaft for supportting seat 11 is vertical with the axis of 8 input shaft of gear-box.Fig. 7 and Fig. 8 is respectively that the loading end adjusts platform 18 relatively
The input shaft two sides of the gear-box 8 are respectively perpendicular.
It is to be appreciated that the gear-box 8 includes and is not limited to single pair gear pair, gear train etc..
Example IV:
Include using the experimental project that the present invention can carry out and be not limited to: gear pair lubricating system research experiment, gear
The experiment of auxiliary driving efficiency, the experiment of gear pair driving error, gear pair dynamic characteristic experiment, gears and gears pair fatigue damage are real
It tests.
In one embodiment, it is carried out using the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved
Gear pair lubricating system research experiment, mainly comprises the steps that
Step 1: preparing experiment equipment, main includes the experimental provision of gear pair lubrication circumstances research experiment；
Step 2: adjusting entire experimental facilities, and main includes adjusting the driving end to adjust platform 16, gear-box 8 and add
It carries end and adjusts platform 18, it is ensured that first torque speed sensor 3, the second torque speed sensor 13, the first grating sensing
Device 6, the second grating sensor 10, temperature sensor 21 and vibration acceleration sensor 22 have signal output；
Step 3: by regulation check the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20,
The middle control platform 24, confirm the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20, it is described in
Control platform 24 can work normally；
Step 4: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor 1, while described in observation
Can 8 internal gear pair of gear-box normally engage, can normal rotation, 1 Slow loading of servo motor described in start-up loading is to predetermined
Operating condition records first torque speed sensor 3, the second torque speed sensor by the computer and TT&C software 25
13, the first grating sensor 6,22 output parameter of the second grating sensing 10, temperature sensor 21 and vibration acceleration sensor are
Formal experiment provides correlation data；
Step 5: choosing a kind of lubricating system and tested, and passes through the computer and the acquisition experiment of TT&C software 25 institute
Need data.Experiment lubricating system includes, but are not limited to, the following ways: oil jet lubrication, splash lubrication, oil-air lubrication, fog lubrication；
Step 6: it is shut down by experimental facilities operating instruction；
Step 7: replacing a kind of lubricating system, re-starts step 4, and adopt by the computer and TT&C software 25
Data needed for collection is tested；
Step 8: step 4 is repeated to step 7 process, until required research lubricating system is completed to test；
Step 9: it is shut down by experimental facilities operating instruction.
In one embodiment, it is carried out using the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved
Gear pair transmission efficiency research experiment, mainly comprises the steps that
Step 1: preparing experiment equipment mainly includes gear pair transmission efficiency experimental provision；
Step 2: adjusting entire experimental facilities, specifically includes that adjusting the driving end adjusts platform 16, gear-box 8 and add
It carries end and adjusts platform 18, it is ensured that first torque speed sensor 3, the second torque speed sensor 13, temperature sensor 21
There is signal output with vibration acceleration sensor 22；
Step 3: by regulation check the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20,
The middle control platform 24, confirm the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20, it is described in
Control platform 24 can work normally, and select lubricating system according to requirement of experiment；
Step 4: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor 1, while described in observation
Can 8 internal gear pair of gear-box normally engage, can normal rotation, 1 Slow loading of start-up loading servo motor to predetermined operating condition,
It is defeated that first torque speed sensor 3, the second torque speed sensor 13 are recorded by the computer and TT&C software 25
Parameter out；
Step 5: input power and output are calculated by torque and tachometer value using the computer and TT&C software 25
The ratio of performance number, output power and input power is the transmission efficiency of gear pair, system output report curve；
Step 6: it is shut down by experimental facilities operating instruction.
In one embodiment, it is carried out using the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved
Gear pair frictional power loss research experiment, mainly comprises the steps that
Step 1: preparing experiment equipment mainly includes gear pair frictional power loss experimental provision；
Step 2: regulation experiment equipment specifically includes that adjusting the driving end as required adjusts platform 16,8 and of gear-box
Loading end adjusts platform 18, it is ensured that first torque speed sensor 3, the second torque speed sensor 13 have signal output；
Step 3: by regulation check the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20,
The middle control platform 24, confirm the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20, it is described in
Control platform 24 can work normally, and select lubricating system according to requirement of experiment；
Step 4: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor 1, while described in observation
Can 8 internal gear pair of gear-box normally engage, can normal rotation, 1 Slow loading of start-up loading servo motor to required operating condition,
It is defeated that first torque speed sensor 3, the second torque speed sensor 13 are recorded by the computer and TT&C software 25
Parameter out；
Step 5: driving servo motor 15 and load servo motor 1 form electric closure circuit, utilize the computer and survey
Control software 25 calculates under systematic steady state from externally input performance number, as gear pair frictional power loss；
Step 6: it is shut down by experimental facilities operating instruction.
In one embodiment, it is carried out using the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved
Gear pair driving error research experiment, mainly comprises the steps that
Step 1: preparing experiment equipment mainly includes gear pair driving error experimental provision；
Step 2: adjusting entire experimental facilities, specifically includes that adjusting the driving end adjusts platform 16, gear-box 8 and add
It carries end and adjusts platform 18, it is ensured that first torque speed sensor 3, the second torque speed sensor 13, the first grating sensing
Device 6, the second grating sensor 10, temperature sensor 21 and vibration acceleration sensor 22 have signal output；
Step 3: by regulation check the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20,
The middle control platform 24, confirm the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20, it is described in
Control platform 24 can work normally, and select lubricating system according to requirement of experiment；
Step 4: 8 revolving speed of gear-box is slowly improved the revolving speed to needed for testing and run by No Load Start servo motor 1
Certain time, at the same observe 8 internal gear pair of gear-box can normally engage, can normal rotation.Start-up loading servo electricity
1 Slow loading of machine to predetermined operating condition, by the computer and TT&C software 25 record first torque speed sensor 3,
Second torque speed sensor 13, temperature sensor 21, vibration acceleration sensor 22 and eddy current displacement sensor 23 export
Parameter；
Step 5: setting retarder speed ratio using the computer and TT&C software 25, by torque and tachometer value and
Input terminal and output end angle value calculate transmission error, and real-time rendering driving error curve, when test completes one 360 °
Test is completed, and is drawn output angle and driving error curve, is maximized as driving error reference value.In addition, input is tested
Part radius can calculate displacement of the lines error amount；
Step 6: it is shut down by experimental facilities operating instruction.
In one embodiment, it is carried out using the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved
The experiment of gear pair Dynamical Characteristics, mainly comprises the steps that
Step 1: preparing experiment equipment mainly includes gear pair kinetic characteristics experimental provision；
Step 2: regulation experiment equipment specifically includes that adjusting the driving end as required adjusts platform 16,8 and of gear-box
Loading end adjusts platform 18.It is as required in 90 ° of orientation arrangement eddy current displacement sensors 23 near gear pair input and output shaft,
Selection position of bearings is disposed about acceleration transducer.Ensure first torque speed sensor 3, the second torque revolution speed sensing
Device 13, temperature sensor 21, vibration acceleration sensor 22 and eddy current displacement sensor 23 have signal output；
Step 3: by regulation check the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20,
The middle control platform 24, confirm the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20, it is described in
Control platform 24 can work normally, and select lubricating system according to requirement of experiment；
Step 4: input speed is slowly improved the revolving speed to needed for testing and runs a timing by No Load Start servo motor 1
Between, at the same observe 8 internal gear pair of gear-box can normally engage, can normal rotation.Start-up loading servo motor 1 is slow
Various predetermined operating conditions are loaded onto, first torque speed sensor 3, second is recorded by the computer and TT&C software 25
The output parameter of torque speed sensor 13 and temperature sensor 21；
Step 5: using the computer and TT&C software 25 export in real time vibratory response time-domain curve under each operating condition and
Frequency curve.To analysis of experimental data, and with gear pair dynamic numerical solution contrast verification；Comprehensive assessment gear pair dynamic
Can, to judge whether gear-box kinetic characteristics meet the requirements.
Step 6: it is shut down by experimental facilities operating instruction.
In one embodiment, it is carried out using the gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved
Gear pair fatigue damage research experiment, mainly comprises the steps that
Step 1: preparing experiment equipment mainly includes gear pair fatigue damage experimental provision；
Step 2: adjusting entire experimental facilities, specifically includes that adjusting the driving end adjusts platform 16, gear-box 8 and add
It carries end and adjusts platform 18, it is ensured that first torque speed sensor 3, the second torque speed sensor 13, the first grating sensing
Device 6, the second grating sensor 10, temperature sensor 21 and vibration acceleration sensor 22 have signal output；
Step 3: by regulation check the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20,
The middle control platform 24, confirm the oil gas oil mist system 19, the oil gas fog lubrication auxiliary system 20, it is described in
Control platform 24 can work normally, and select lubricating system according to requirement of experiment；
Step 4: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor 1, while described in observation
Can 8 internal gear pair of gear-box normally engage, can normal rotation, 1 Slow loading of start-up loading servo motor to predetermined operating condition,
First torque speed sensor 3, the second torque speed sensor 13, are recorded by the computer and TT&C software 25
One grating sensor 6,22 output parameter of the second grating sensor 10, temperature sensor 21 and vibration acceleration sensor, are positive
Formula experiment provides correlation data；
Step 5: experiment is carried out up to the fatigue damage of the by-produced requirement of experiment of gear, is observed in the different nodes of experiment
Gear pair degree of impairment is simultaneously observed using dependent observation equipment；
Step 6: gear pair each sensor in the different nodes of experiment is recorded using the computer and TT&C software 25
Output parameter；
Step 7: it is shut down by experimental facilities operating instruction.
The gear pair comprehensive characteristic test device 100 that any crossed axis angle can be achieved of the invention can by it is quantitative application and
Change the parameters such as revolving speed, torque, lubricating oil distributive value, meets the experimental study under different operating conditions and verifying, to obtain gear
Secondary overall characteristic.This experimental provision is modular unit, can satisfy the engagement requirement of different type gear pair, be easily installed,
Replacement and disassembly.
Therefore, the kinetic characteristics under different operating conditions, the fatigue properties of different gear pairs can be obtained using the present apparatus
Etc. parameters, can study the comprehensive performance of different gear pairs, find the affecting laws of gear pair meshing characteristic, proof theory method
Correctness.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.
Claims (10)
1. a kind of gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, it is characterised in that: described to can be achieved arbitrarily
The gear pair comprehensive characteristic test device of crossed axis angle includes that driving end adjusts platform, gear-box and loading end adjusting platform, described
Driving end adjusts platform, the gear-box and loading end adjusting platform and is sequentially arranged on the high-accuracy workbench,
In, servo drive motor, the first torque speed sensor and first bearing support base are sequentially arranged at driving end and adjust on platform；
Second bearing support base, the second torque speed sensor, servo loading motor are sequentially arranged at the loading end and adjust on platform,
The loading end platform can be rotated relative to driving end platform.
2. the gear pair comprehensive characteristic test device according to claim 1 that any crossed axis angle can be achieved, it is characterised in that:
The shaft of the servo drive motor and the shaft of first torque speed sensor pass through the first more piece clamping screw
Fixed diaphragm coupler is connected；The shaft of first torque speed sensor and the shaft of the first bearing support base are logical
The second more piece clamping screw fixed diaphragm coupler is crossed to be connected；First grating sensor is mounted on first bearing branch
It supports on seat；
Wherein, the servo drive motor provides revolving speed and power.
3. the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved according to claim 1, it is characterised in that:
The input shaft of the shaft of the first bearing support base and the parallel-shaft gearbox to be measured passes through the first bearing seat shaft coupling
Device is connected；The shaft of the output shaft of the parallel-shaft gearbox to be measured and the second bearing support base passes through the second bearing
Seat shaft coupling is connected, and second grating sensor is mounted on the second bearing support base；The second bearing support base,
Second torque speed sensor, the servo loading motor are sequentially arranged at the loading end by bolts and nuts and adjust
On platform.
4. the gear pair comprehensive characteristic test device according to claim 3 that any crossed axis angle can be achieved, it is characterised in that:
The shaft of the second bearing support base and the shaft of second torque speed sensor pass through third more piece clamping spiral shell
Silk fixed diaphragm coupler is connected；The shaft of second torque speed sensor and the shaft of the servo loading motor are logical
The 4th more piece clamping screw fixed diaphragm coupler is crossed to be connected；
Wherein, the servo loading motor is used for fictitious load.
5. the gear pair comprehensive characteristic test device according to claim 1 that any crossed axis angle can be achieved, it is characterised in that:
It includes driving end pedestal, linear guide, guide rail slide block, T-slot, T-shaped block, screw rod, nut that the driving end, which adjusts platform,
Seat, screw rod mounting base and input module mounting plate；
Wherein, the linear guide, T-slot and screw rod mounting base are mounted on driving end pedestal；The guide rail slide block, T-shaped block,
Nut seat is mounted on input module mounting plate；The screw rod is mounted in screw rod mounting base；Driving end pedestal is fixed on
On high-accuracy workbench.
6. the gear pair comprehensive characteristic test device according to claim 1 that any crossed axis angle can be achieved, it is characterised in that:
It includes loading end pedestal, positioning pin, floating bearing, floating bearing mounting plate, linear guide, guide rail that the loading end, which adjusts platform,
Sliding block, T-slot, T-shaped block, screw rod, nut seat, screw rod mounting base and output precision mounting plate,
Wherein, the positioning pin is mounted on loading end pedestal；The linear guide, T-slot, screw rod mounting base are mounted on revolution
On bearing mounting plate；The guide rail slide block, T-shaped block, the nut seat are mounted on output precision mounting plate；The screw rod installation
In screw rod mounting base, the loading end pedestal is connect with floating bearing mounting plate by floating bearing.
7. the gear pair comprehensive characteristic test device according to claim 6 that any crossed axis angle can be achieved, it is characterised in that:
The gearbox input shaft is parallel with output shaft axis, and rotation floating bearing mounting plate makes it be aligned with pin hole and be determined with positioning pin
Position；Manipulating the screw rod moves output precision mounting plate along guide rail, and passes through the T-shaped block locking positioning, second bearing branch
Support the shaft of seat and the axis centering of gearbox input shaft；
Or
The input of the gear-box is vertical with output shaft axis, is aligned to pin hole with positioning pin by rotation floating bearing mounting plate
Positioning；Manipulating the screw rod moves output precision mounting plate along guide rail, and by the T-shaped block locking positioning, and described second
The shaft of bearing support block and the axis of gearbox input shaft are vertical.
8. the gear pair comprehensive characteristic test device according to claim 1 that any crossed axis angle can be achieved, it is characterised in that:
Further include oil gas oil mist system, oil gas fog lubrication auxiliary system, temperature sensor, vibration acceleration sensor, electricity
Eddy displacement sensor, middle control platform and computer and TT&C software；
The oil gas oil mist system be used in carrying out experimentation be lubricated inner gear of the gear box pair, and can be right
Lubricating system, the distributive value of lubricating oil are controlled；
The oil gas fog lubrication auxiliary system lubricating oil is recycled, lubricating oil is cooled down and is filtered, and is prevented
Only lubricating oil is lost during the experiment；
The temperature sensor and the oil gas oil mist system be connected for monitoring lubricating oil temperature；
The vibration acceleration sensor and eddy current displacement sensor generate during testing and carrying out for measuring gear-box
Vibration；
The middle control platform carries the computer and TT&C software, control the oil gas oil mist system, the oil gas
Fog lubrication auxiliary system adjusts driving servo motor revolving speed, adjusts load servomotor load, monitors and acquires the temperature
Spend sensor, the vibration acceleration sensor and eddy current displacement sensor signal, carry out alarm and protection and data storage with
Output.
9. a kind of gear pair comprehensive characteristic test method that any crossed axis angle can be achieved, it is characterised in that: the method is using such as
The gear pair comprehensive characteristic test device of any crossed axis angle can be achieved described in above-mentioned 1-8 any one comprising following steps:
Step 1: preparing experiment equipment；
Step 2: adjusting entire experimental facilities, and main includes adjusting the driving end to adjust platform, gear-box and loading end adjusting
Platform, it is ensured that first torque speed sensor, the second torque speed sensor, the first grating sensor, the second grating pass
Sensor, temperature sensor and vibration acceleration sensor have signal output；
Step 3: by regulation check the oil gas oil mist system, the oil gas fog lubrication auxiliary system, the middle control
Platform, confirm the oil gas oil mist system, the oil gas fog lubrication auxiliary system, the middle control platform can normal work
Make；
Step 4: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor, while observing the gear
Can case internal gear pair normally engage, can normal rotation, start-up loading servo motor Slow loading to predetermined operating condition passes through institute
It states computer and TT&C software records first torque speed sensor, the second torque speed sensor output parameter；
Step 5: data needed for being tested by the computer and TT&C software acquisition；
Step 6: it is shut down by experimental facilities operating instruction.
10. the gear pair comprehensive characteristic test method according to claim 9 that any crossed axis angle can be achieved, feature exist
In: when carrying out the experiment of gear pair lubricating system using the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, institute
State step 4 are as follows: input speed is slowly improved the revolving speed to needed for testing by No Load Start servo motor, while observing the gear
Can case internal gear pair normally engage, can normal rotation, servo motor Slow loading described in start-up loading leads to predetermined operating condition
It crosses the computer and TT&C software records first torque speed sensor, the second torque speed sensor, the first grating
Sensor, the second grating sensing, temperature sensor and vibration acceleration sensor output parameter provide comparison number for formal experiment
According to；
Step 5 are as follows: it chooses a kind of lubricating system and is tested, number needed for passing through the computer and TT&C software acquisition experiment
According to.Experiment lubricating system includes, but are not limited to, the following ways: oil jet lubrication, splash lubrication, oil-air lubrication, fog lubrication；
When carrying out the experiment of gear pair transmission efficiency using the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, institute
State step 3 are as follows: by regulation check the oil gas oil mist system, the oil gas fog lubrication auxiliary system, the middle control
Platform, confirm the oil gas oil mist system, the oil gas fog lubrication auxiliary system, the middle control platform can be normal
Work, and lubricating system is selected according to requirement of experiment；
Step 5 are as follows: input power and output power are calculated by torque and tachometer value using the computer and TT&C software
The ratio of value, output power and input power is the transmission efficiency of gear pair, system output report curve；
When carrying out the experiment of gear pair friction horsepower using the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, step
Rapid five are as follows: driving servo motor and load servo motor form electric closure circuit, are calculated using the computer and TT&C software
Out from externally input performance number, as gear pair frictional power loss under systematic steady state；
When carrying out the experiment of gear pair driving error using the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, step
Rapid four are as follows: the gear-box revolving speed is slowly improved the revolving speed to needed for testing and runs certain time by No Load Start servo motor,
Simultaneously observe the inner gear of the gear box pair can normally engage, can normal rotation.Start-up loading servo motor Slow loading
To predetermined operating condition, first torque speed sensor is recorded by the computer and TT&C software, the second torque revolving speed passes
Sensor, temperature sensor, vibration acceleration sensor and eddy current displacement sensor output parameter；
Step 5 are as follows: set retarder speed ratio using the computer and TT&C software, pass through torque and tachometer value and input
End and output end angle value calculate transmission error, and real-time rendering driving error curve, test when test completes one 360 °
It completes, draws output angle and driving error curve, be maximized as driving error reference value.In addition, input measured piece half
Diameter can calculate displacement of the lines error amount；
When carrying out gear pair dynamic experiment using the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, step
Five are as follows: export vibratory response time-domain curve and the frequency curve under each operating condition in real time using the computer and TT&C software.It is right
Analysis of experimental data, and with gear pair dynamic numerical solution contrast verification；Comprehensive assessment gear pair dynamic property, to judge gear
Whether case kinetic characteristics meet the requirements；
When carrying out the experiment of gear pair fatigue damage using the gear pair comprehensive characteristic test device that any crossed axis angle can be achieved, step
Rapid five are as follows: carry out experiment up to the fatigue damage of the by-produced requirement of experiment of gear, in the different nodes observation gear pair damage of experiment
Condition of the injury condition is simultaneously observed using dependent observation equipment；
Further, using the computer and TT&C software record gear pair in the different nodes of experiment each sensor it is defeated
Parameter out.
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| CN110345832A (en) * | 2019-08-09 | 2019-10-18 | 上海先惠自动化技术股份有限公司 | A kind of high-precision end jump detection device |
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| CN110657983B (en) * | 2019-09-18 | 2021-06-01 | 佛山科学技术学院 | Measurement test platform and measurement method for dynamic/static meshing stiffness of gear |
| CN110987417B (en) * | 2019-11-21 | 2021-10-26 | 重庆大学 | Miniature gear durability test bench |
| CN110987417A (en) * | 2019-11-21 | 2020-04-10 | 重庆大学 | Miniature gear durability test bench |
| CN110987418A (en) * | 2020-01-04 | 2020-04-10 | 山东理工大学 | Open-loop force system indexing loading gearbox state detection test bed |
| CN110987418B (en) * | 2020-01-04 | 2021-12-07 | 山东理工大学 | Open-loop force system indexing loading gearbox state detection test bed |
| CN112461542A (en) * | 2020-01-09 | 2021-03-09 | 上海汇众汽车制造有限公司 | Noise test system and method for adjustable positioning bevel gear pair |
| CN111521389A (en) * | 2020-05-07 | 2020-08-11 | 重庆大学 | Transmission performance testing device for staggered shaft gear pair |
| CN111521389B (en) * | 2020-05-07 | 2021-08-10 | 重庆大学 | Transmission performance testing device for staggered shaft gear pair |
| CN111896245A (en) * | 2020-05-25 | 2020-11-06 | 北京工业大学 | General gear pair life test bench |
| CN112744740A (en) * | 2020-12-30 | 2021-05-04 | 浙江工业大学 | Multi-platform coaxiality adjusting device |
| CN112744740B (en) * | 2020-12-30 | 2024-05-31 | 浙江工业大学 | Multi-platform coaxiality adjusting device |
| CN114112376A (en) * | 2021-11-10 | 2022-03-01 | 宁波双林汽车部件股份有限公司 | Detection equipment and detection method for tail gate push rod gear box |
| CN118150158A (en) * | 2024-05-11 | 2024-06-07 | 国电联合动力技术有限公司 | Gear pair static load test method and gear pair static load test device |
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