CN110031148A - High and low temperature environment torque sensor calibration method and device - Google Patents
High and low temperature environment torque sensor calibration method and device Download PDFInfo
- Publication number
- CN110031148A CN110031148A CN201910440940.5A CN201910440940A CN110031148A CN 110031148 A CN110031148 A CN 110031148A CN 201910440940 A CN201910440940 A CN 201910440940A CN 110031148 A CN110031148 A CN 110031148A
- Authority
- CN
- China
- Prior art keywords
- module
- torque
- low temperature
- torque sensor
- temperature environment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
- G01L25/003—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency for measuring torque
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of high and low temperature environment torque sensor calibration method and devices.Device in the present invention includes upper computer module, drive module, torsion limitation module, high and low temperature environment control module, standard torque measurement module, load blocks, transmission connection module, experimental bench and support frame module.In a calibration process, the concentricity of torque sensor to be checked Yu transmission shaft initial position is measured using laser alignment instrument, the function multinomial between concentricity and temperature obtained by simulation study, to which prediction obtains within the scope of ± 100 DEG C concentricity under arbitrary temp, to calculate because concentricity changes the influence to torque measurement, and final measurement is accidentally modified.The present invention can calibrate the torque sensor under high and low temperature environment, and the measurement result of high and low temperature environment torque sensor is traced to the source to national torque reference.
Description
Technical field
The present invention relates to a kind of torque sensor calibrating installations, more particularly, to a kind of high and low temperature environment torque sensor school
Quasi- method and device.
Background technique
It is more and more accurate, complex instrument mechanism using ring with the fast development of China's shipbuilding industry, aerospace industry etc.
Border extends to high and low temperature environment from room temperature.In order to guarantee the reliability and stability of mechanism, it is necessary to it is carried out assembly precision,
Transmission efficiency, vibration, power and torque, rigidity and the more performance tests of unit for electrical property parameters.Safe operation due to torque to device
Have an important influence with service life, thus torque sensor its under high and low temperature environment using more and more extensive.
Currently, the domestic calibrating to torque sensor is mainly according to JJG 557-2011 " standard torquemeter calibrating rule
Journey ", torque sensor is examined and determine using the quasi- machine of torque mark (base) or loading system.With torque mark (base) standard apparatus or
When loading system examines and determine the accuracy of torque sensor, torquer at least (20 DEG C) preheating 0.5h of isothermal on the table need to be made
After~1h, it can be calibrated.
In conclusion torque sensor when the existing torque sensor calibration method in China is only capable of to 20 DEG C at present carries out
Calibrating, Shang Buneng complete the calibrating to torque sensor under high and low temperature environment.
Summary of the invention
For the deficiency of background technique, the purpose of the present invention is to provide a kind of high and low temperature environment torque sensor calibration sides
Method and device.
The technical solution adopted by the present invention to solve the technical problems is:
High and low temperature environment torque sensor calibrating installation, including upper computer module, drive module, torque limit module, height
Low temperature environment control module, standard torque measurement module, load blocks, transmission connection module, experimental bench and support frame module, on
Position machine module is electrically connected with drive module, torque limit module, standard torque measurement module, load blocks respectively, drives mould
It is connected between block and transmission connection module by torque limit module, drive module, torque limit module, high and low temperature environment control
Module, standard torque measurement module, load blocks, transmission connection module are supported on experimental bench and support frame module；
The upper computer module is used for accurate control, torque measurement to high and low temperature environment torque sensor calibrating installation
Value display and data recording and processing；
The drive module is made of servo motor and speed reducer, and servo motor is connect with speed reducer, the servo
Motor provides driving source for high and low temperature environment torque sensor calibrating installation, and the speed reducer puts the torque of output
Greatly, to reach the range of high and low temperature environment torque sensor calibrating installation；
The transmission connection module is made of shaft coupling and transmission shaft, and transmission shaft is located on shaft coupling；Wherein, transmission shaft
For the transmitting using the rigid shaft of Invar alloy material, for torque；Shaft coupling is positive coupling；
The torque limit module is made of torque limiter and limit switch, and limit switch is located at torque limiter
On；When servo motor output torque is more than the load of torque limiter, the torque limiter is by servo motor and transmission
Axis disconnects, while the limit switch generates a high potential signal feedback and makes upper computer module control to upper computer module
Servo motor processed stops load, to achieve the purpose that protect high and low temperature environment torsion calibration device；Using torque limiter, guarantee
Device will not be damaged in the case where maloperation, substantially increase the safety and service life of torque standard device；
Be equipped with torque sensor to be checked in the high and low temperature environment control module, torque sensor to be checked and transmission shaft it
Between pass through shaft coupling connect；The high and low temperature environment control module provides high and low temperature environment for torque sensor to be checked and treats
It examines torque sensor and carries out temperature control；
The standard torque measurement module is connected in transmission connection module, standard torque measurement module and transmission shaft it
Between pass through shaft coupling connect；The standard torque measurement module uses standard torque sensor, for turning round to high and low temperature environment
Square calibrating device for sensors carries out torque measurement；
The load blocks are connected on transmission shaft, and the load blocks are the calibration of high and low temperature environment torque sensor
Device provides load.
Preferably, the high/low temperature is made of high and low temperature environment experimental box, airtight bearing and thermal shield, high/low temperature
Environmental experiment case can provide the high and low temperature test environment of simulation in the ground experiment of torque sensor to be checked；High and low temperature environment is real
Tryoff is mounted on experimental bench and support frame module, and the airtight bearing is mounted on transmission shaft and penetrates and be pierced by high and low temperature environment
On the tank wall of experimental box, to prevent the heat of external environment from spreading into cabinet；The thermal shield covers torque sensing to be checked
Device, the thermal shield can effectively guarantee that torque sensor to be checked itself can work in suitable temperature ranges, and other
Part is still in high and low temperature environment；Using airtight bearing, effectively prevents external environment heat and tested to high and low temperature environment
Diffusion, ensure that the stability of high and low temperature environment experimental box internal temperature, while also having the advantages that energy conservation and environmental protection in case.
Preferably, the load blocks are made of brake and L shape support plate, transmission shaft is set on the brake, system
Dynamic device fixation is located in L shape support plate, and the fixation of L shape support plate is located on experimental bench and support frame module；The brake is logical
The mode for crossing power-off is fixed locked by transmission shaft, provides load for high and low temperature environment torque sensor calibrating installation.L shape support plate
Setting, both improved brake, experimental bench and support frame module and the integrally-built stability of device, fixing and balance energy
Power, and improve the convenience of the operations such as installation, removal, replacement, maintenance.
Preferably, the experimental bench and support frame module is made of cellular workbench, pedestal and support frame, bottom
Seat, high and low temperature environment experimental box, L shape support plate are installed on cellular workbench, and support frame fixation is located on pedestal, are watched
Motor, speed reducer is taken to be supported on the support frame.The experimental bench and branch be made of cellular workbench, pedestal and support frame
Support module had not only improved the integrally-built stability of device, fixing and balanced capacity, but also improved installation, disassembly, more
The convenience of operations such as change, safeguard.
In the present invention, upper computer module is located in PC control cabinet, and all cables are from high and low temperature environment torque sensor
Calibrating installation accesses in PC control cabinet.
High and low temperature environment torque sensor calibration method, including following particular content:
Torque sensor to be checked, standard torque sensor, the power supply line of computer, each connecting cable are connected to first, and
Guarantee power supply line ground connection, debug entire TT&C system function, guarantees that entire TT&C system works normally；In setting initial temperature
Afterwards, the original coaxial degree between torque sensor and transmission shaft to be checked is measured using laser alignment instrument, passes through simulating analysis
Obtain the functional relation between concentricity and temperature variation；
Then it under several temperature measuring points, is exported by control servo motor corresponding with several temperature measuring points
Torque examine and determine point, record the torque value of torque sensor to be checked output and the torque value of standard torque sensor；It will be to be checked
The torque value that torque sensor obtains subtracts the torque value of standard torque sensor, obtains torque sensor to be checked in several temperature
The error of indication for spending measurement point calculates concentricity and height by the functional relation between the concentricity and temperature derived
Influence of the warm environment to measurement result, and final measurement error is compensated, complete the calibration to torque sensor to be checked.
Specifically, the measurement result of torque sensor to be checked can be traceable to national torque reference.
Preferably, by the original coaxial degree for measuring torque sensor and transmission shaft to be checked, using simulating analysis
The concentricity within the scope of ± 100 DEG C under arbitrary temp is obtained, is used for compensating measurement errors, and repair to final measurement
Just.
Compared with prior art, the invention has the following beneficial effects:
1. one of present invention high and low temperature environment torque sensor calibrating installation can be to (- 100~100) DEG C high/low temperature
The torque sensor to be checked of (0~500) Nm measurement range is calibrated under environment, by high and low temperature environment torque sensor to be checked
Measurement result is traced to the source to national torque reference.
2. one of present invention high and low temperature environment torque sensor calibration method can be effectively to stiff shaft arbitrary temp
Under concentricity carry out forecast assessment, and analyze influence of the concentricity to measurement result under arbitrary temp within the scope of ± 100 DEG C,
And carry out the amendment of final measurement.
3. high and low temperature environment torsion calibration device can be effectively protected in the torque limiter in the present invention, it ensure that device exists
It will not be damaged in the case where maloperation, substantially increase the service life of high and low temperature environment torsion calibration device.
4. high and low temperature environment experimental box in the present invention uses airtight bearing, it is therefore prevented that heat in external environment is to height
It is spread in low temperature environment experimental box, ensure that the stability of the environment in experimental box, while energy conservation and environmental protection again.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of high and low temperature environment torque sensor calibrating installation entirety of the invention；
Fig. 2 is the structural schematic diagram of torque limit module of the invention；
Fig. 3 is the structural schematic diagram of airtight bearing of the invention；
Fig. 4 is the structural schematic diagram of PC control cabinet of the invention；
Fig. 5 is that torque parameter of the invention is traced to the source and trace to the source transmission figure；
Fig. 6 is the work flow diagram of high and low temperature environment torque sensor calibrating installation of the invention；
In figure: 1, thermal shield；2, high and low temperature environment experimental box；3, airtight bearing；4, transmission shaft；5, speed reducer；6, it watches
Take motor；7, support frame；8, pedestal；9, shaft coupling；10, torque sensor to be checked；11, cellular workbench；12, L support plate；
13, brake；14, standard torque sensor；15, torque limiter；16, limit switch；17, PC control cabinet；
Specific embodiment
Below in conjunction with attached drawing, the invention will be further described.
High and low temperature environment torque sensor calibrating installation, as shown in figures 1 to 6, including upper computer module, drive module, torque
Limit module, high and low temperature environment control module, standard torque measurement module, load blocks, transmission connection module, experimental bench and branch
Support module, upper computer module are electrical with drive module, torque limit module, standard torque measurement module, load blocks respectively
Connection is connected between drive module and transmission connection module by torque limit module, drive module, torque limit module, height
Low temperature environment control module, standard torque measurement module, load blocks, transmission connection module are supported on experimental bench and support
On frame module；
Upper computer module is used to show the accurate control of high and low temperature environment torque sensor calibrating installation, torque measurement
And data recording and processing；
Drive module is made of servo motor 6 and speed reducer 5, and servo motor 6 is connect with speed reducer 5, and servo motor is height
Low temperature environment torque sensor calibrating installation provides driving source, and speed reducer amplifies the torque of output, to reach high/low temperature
The range of environment torque sensor calibrating installation；
Transmission connection module is made of shaft coupling 9 and transmission shaft 4, and transmission shaft 4 is located on shaft coupling 9；
Torque limit module is made of torque limiter 15 and limit switch 16, and limit switch 16 is located at torque limiter 15
On；When 6 output torque of servo motor is more than the load of torque limiter 15, torque limiter 15 is by servo motor 6 and is driven
Axis 4 disconnects, while limit switch 16 generates a high potential signal feedback and makes upper computer module control to upper computer module
Servo motor 6 stops load；
Be equipped with torque sensor 10 to be checked in high and low temperature environment control module, torque sensor 10 to be checked and transmission shaft 4 it
Between connected by shaft coupling 9；High and low temperature environment control module is that torque sensor 10 to be checked provides high and low temperature environment and to be checked
Torque sensor 10 carries out temperature control；
Standard torque measurement module is connected in transmission connection module, is led between standard torque measurement module and transmission shaft 4
Cross the connection of shaft coupling 9；Standard torque measurement module uses standard torque sensor, for high and low temperature environment torque sensor school
Standard apparatus carries out torque measurement；
Load blocks are connected on transmission shaft 4, and load blocks provide negative for high and low temperature environment torque sensor calibrating installation
It carries.
In the present embodiment, high and low temperature environment control module is by high and low temperature environment experimental box 2, airtight bearing 3 and thermal shield 1
Composition, high and low temperature environment experimental box 2 can provide the high and low temperature test ring of simulation in the ground experiment of torque sensor 10 to be checked
Border；High and low temperature environment experimental box 2 is mounted on experimental bench and support frame module, and airtight bearing 3 is mounted on transmission shaft 4 and penetrates and wear
Out on the tank wall of high and low temperature environment experimental box 2, thermal shield 1 covers torque sensor 10 to be checked, and thermal shield 1 can be effective
Guarantee that torque sensor 10 to be checked itself can work in suitable temperature ranges, and other parts are still in high and low temperature environment.
In the present embodiment, load blocks are made of brake 13 and L shape support plate 12, and transmission shaft 4 is located on brake 13,
The fixation of brake 13 is located in L shape support plate 12, and the fixation of L shape support plate 12 is located on experimental bench and support frame module；Brake
13 is fixed locked by transmission shaft 4 by way of power-off, provides load for high and low temperature environment torque sensor calibrating installation.
In the present embodiment, experimental bench and support frame module are made of cellular workbench 11, pedestal 8 and support frame 7, bottom
Seat 8, high and low temperature environment experimental box 2, L shape support plate 12 are installed on cellular workbench 11, and the fixation of support frame 7 is located at bottom
On seat 8, servo motor 6, speed reducer 5 are supported on support frame 7.
Specifically, pedestal 8 is fixed on cellular workbench 11, and support frame 7 is fixed on pedestal 8, is used to support servo
Motor 6, speed reducer 5, standard torque sensor 14；Servo motor 6 and speed reducer 5, which link together, constitutes drive module, slows down
It is linked together between machine 5 and transmission shaft 4 by torque limiter 15, limit switch 16 is housed on torque limiter 15；Transmission
Axis 4 is penetrated into high and low temperature environment experimental box 2 by airtight bearing 3；High and low temperature environment experimental box 2 is fixed on cellular workbench
On 11；Transmission shaft 4 is linked together by shaft coupling 9 with torque sensor 10 to be checked, and shaft coupling 9 and transmission shaft 4 are then passed through
Connection；Transmission shaft 4 is pierced by high and low temperature environment experimental box 2 by airtight bearing 3；Equipped with shaft coupling 9, to be checked inside thermal shield 1
Torque sensor 10；Transmission shaft 4 is connected to standard torque sensor 14 by shaft coupling 9；Transmission shaft 4 extend into brake 13
In；Brake 13 is bolted in L shape support plate 12.
In the present embodiment, upper computer module is located in PC control cabinet 17, and all cables are passed from high and low temperature environment torque
Sensor calibrating installation accesses in PC control cabinet 17, as shown in Figure 4.
High and low temperature environment torque sensor calibration method, as shown in figures 1 to 6, including following particular content:
Torque sensor to be checked, standard torque sensor, the power supply line of computer, each connecting cable are connected to first, and
Guarantee power supply line ground connection, debug entire TT&C system function, guarantees that entire TT&C system works normally；In setting initial temperature
Afterwards, the original coaxial degree between torque sensor and transmission shaft to be checked is measured using laser alignment instrument, passes through simulating analysis
Obtain the functional relation between concentricity and temperature variation；
Then it under several temperature measuring points, is exported by control servo motor corresponding with several temperature measuring points
Torque examine and determine point, record the torque value of torque sensor to be checked output and the torque value of standard torque sensor；It will be to be checked
The torque value that torque sensor obtains subtracts the torque value of standard torque sensor, obtains torque sensor to be checked in several temperature
The error of indication for spending measurement point calculates concentricity and height by the functional relation between the concentricity and temperature derived
Influence of the warm environment to measurement result, and final measurement error is compensated, complete the calibration to torque sensor to be checked.
In the present embodiment, by measuring the original coaxial degree of torque sensor and transmission shaft to be checked, using simulation analysis side
Method obtains the concentricity within the scope of ± 100 DEG C under arbitrary temp, is used for compensating measurement errors.
In the present embodiment, the original coaxial degree of connecting shaft under normal temperature environment is measured using laser alignment instrument, then by imitative
True analysis method carries out assessment prediction to coaxiality error under high and low temperature environment, and compensates.In the present invention, simulation analysis side
Method carries out simulation analysis to coaxiality error using COMSOL Multiphysics software, obtains between concentricity and temperature
The range controlled needed for relationship and original coaxial degree.Simulating analysis it is specific in as follows:
In COMSOLMultiphysics software, control original coaxial degree is invariable, simulation analysis different temperatures item
Concentricity variable quantity because of caused by environmental change under part, obtains the relationship under current concentricity between concentricity and temperature；
Then change the input value of original coaxial degree, concentricity is because of caused by environmental change under continuation simulation analysis condition of different temperatures
Variable quantity finally obtains the range controlled needed for original coaxial degree by constantly changing the value of original coaxial degree.
In the present embodiment, original coaxial degree is measured by laser alignment instrument and simulation analysis is obtained varies with temperature
Concentricity predicts Value Data, using support vector machines (Support Vector Machine, SVM) between concentricity and temperature
Relationship predicted.SVM can not only be used to classify, and can also be used to do regression analysis.For training sample set
(xi, yi) (wherein, i=1,2 ..., n；Xi ∈ Rn is input variable；Yi ∈ R is corresponding output valve), support vector machines is returned
Returning theoretical basic thought is the Nonlinear Mapping for finding an input space to output spaceBy this Nonlinear Mapping,
Data x is mapped to a high-dimensional feature space F, and carries out linear regression with following estimation function in feature space:
Wherein, b is threshold value.Function approximation problem is equivalent to such as minor function:
R in formulareg(f) --- objective function；
S --- sample size；
C --- mistake penalty factor；
λ --- adjustment constant；
||ω||2--- complexity reflection f flat in higher dimensional space.
In view of linear ε insensitive loss function has preferable sparsity, following loss function can be obtained:
|y-f(x)|ε=max 0, | y-f (x)-ε | (3)
Empirical risk function are as follows:
According to statistical theory, support vector machines is to following objective function minimization to determine regression function:
In formula, C --- the weight parameter for balance model complexity item and training error item；
ξi--- relaxation factor；
ε --- insensitive loss function.
The problem can be converted into following dual problem:
The above problem is solved, Support vector regression function can be obtained:
According to the regression theory of support vector machines, suitable support vector machines tool box is selected to obtain coaxality measurement experiment
The measurement data obtained carries out analysis prediction, obtains the relationship between concentricity and temperature, can predict to obtain within the scope of ± 100 DEG C
Concentricity under arbitrary temp.By calculating the relative error of concentricity, ± 100 are acquired by the product of range and relative error
Within the scope of DEG C under arbitrary temp concentricity to error delta M caused by torque measurementt:
Δ d in formula --- prediction gained concentricity；
D --- shaft coupling radius；
M --- current surveyed torque value；
The torque value that final torque sensor to be checked measures is M1, the torque value that standard torque sensor measures is M2, then most
The error amount Δ M measured eventually are as follows:
Δ M=M1-M2+ΔMt (9)
As shown in figure 5, the present invention traces to the source the measurement result of high and low temperature environment torque sensor to be checked to national torque base
It is quasi-.
In the present embodiment, as shown in fig. 6, the specific implementation of the course of work of high and low temperature environment torque sensor calibrating installation
Steps are as follows:
1) setting laboratory and the temperature of high and low temperature environment experimental box is 20 DEG C, in high and low temperature environment experimental box case
Temperature is stablized after 20 DEG C, and torque sensor to be checked, standard torque sensor are connected wiring as requested respectively, guarantees whole
A TT&C system works normally；
2) concentricity between tested torque sensor and transmission shaft is measured using laser alignment instrument, is obtained according to simulation analysis
Functional relation and formula (8) between the concentricity arrived and torque predict under Current Temperatures concentricity to torque measurement
As a result influence starts servo motor after transmission shaft heat transfer is stablized, make transmission shaft rotate in one direction (as clockwise or
Counterclockwise), corresponding torque value is exported, successively the reading value M of record standard torque sensor10With the reading of tested torque sensor
Numerical value M20；
4) using 50Nm as step-length, slow rotating drive shaft, the successively reading value M of record standard torque sensor1j, tested turn round
The reading value M of square sensor2j, wherein j is that the temperature of high and low temperature environment experimental box is numbered；
5) after the DATA REASONING for completing all torque calibration points, start the cooling process of high and low temperature environment experimental box, it will be high
Low temperature environment experimental box is cooled to room temperature, and transmission shaft is replaced in measurement origin；
6) with 20 DEG C for step-length, successively by the temperature of high and low temperature environment experimental box rise to or be down to 40 DEG C, 60 DEG C, 80 DEG C,
100 DEG C, 0 DEG C, -20 DEG C, -40 DEG C, -60 DEG C, -80 DEG C, -100 DEG C repeat step 2)~4), until completing the survey of all data
Amount；
7) after completing a direction calibration, the calibration of opposite direction is carried out according to same steps.
So far, it by carrying out error analysis to the error at different location and compensating, is passed to obtain torque to be checked
The performance parameters such as the error of indication, the stability of sensor complete the calibration to high and low temperature environment torque sensor to be checked, realize height
Warm environment torque parameter is traced to the source.
The above is only preferable case study on implementation of the invention, is not intended to limit the invention in any way, all according to this hair
Any simple modification to the above embodiments of bright technical spirit, change and equivalent structural changes, still fall within the present invention
In the protection scope of technical solution.
Claims (6)
1. high and low temperature environment torque sensor calibrating installation, it is characterised in that: including upper computer module, drive module, torque limit
Molding block, high and low temperature environment control module, standard torque measurement module, load blocks, transmission connection module, experimental bench and support
Frame module, upper computer module electrically connect with drive module, torque limit module, standard torque measurement module, load blocks respectively
It connects, is connected between drive module and transmission connection module by torque limit module, drive module, torque limit module, height
Warm environmental control module, standard torque measurement module, load blocks, transmission connection module are supported on experimental bench and support frame
In module；
The upper computer module is used for aobvious to the accurate control of high and low temperature environment torque sensor calibrating installation, torque measurement
Show and data recording and processing；
The drive module is made of servo motor and speed reducer, and servo motor is connect with speed reducer, the servo motor
Driving source is provided for high and low temperature environment torque sensor calibrating installation, the speed reducer amplifies the torque of output, with
Reach the range of high and low temperature environment torque sensor calibrating installation；
The transmission connection module is made of shaft coupling and transmission shaft, and transmission shaft is located on shaft coupling；
The torque limit module is made of torque limiter and limit switch, and limit switch is located on torque limiter；When
When servo motor output torque is more than the load of torque limiter, the torque limiter disconnects servo motor and transmission shaft
Connection, while the limit switch generates a high potential signal feedback and so that upper computer module is controlled servo to upper computer module
Motor stops load；
It is equipped with torque sensor to be checked in the high and low temperature environment control module, leads between torque sensor and transmission shaft to be checked
Cross shaft coupling connection；The high and low temperature environment control module is that high and low temperature environment experimental box can be on the ground of torque sensor to be checked
Interview tests the middle the high and low temperature test environment for providing simulation and carries out temperature control to torque sensor to be checked；
The standard torque measurement module is connected in transmission connection module, is led between standard torque measurement module and transmission shaft
Cross shaft coupling connection；The standard torque measurement module uses standard torque sensor, for passing to high and low temperature environment torque
Sensor calibrating installation carries out torque measurement；
The load blocks are connected on transmission shaft, and the load blocks are high and low temperature environment torque sensor calibrating installation
Load is provided.
2. high and low temperature environment torque sensor calibrating installation according to claim 1, it is characterised in that: the high/low temperature
Environmental control module is made of high and low temperature environment experimental box, airtight bearing and thermal shield, high and low temperature environment experimental box can to
It examines in the ground experiment of torque sensor and the high and low temperature test environment of simulation is provided；High and low temperature environment experimental box is mounted on experimental bench
And on support frame module, the airtight bearing is mounted on transmission shaft and penetrates and be pierced by the tank wall of high and low temperature environment experimental box,
The thermal shield covers torque sensor to be checked.
3. high and low temperature environment torque sensor calibrating installation according to claim 1 or 2, it is characterised in that: described is negative
It carries module to be made of brake and L shape support plate, transmission shaft is set on the brake, and brake fixation is located in L shape support plate, L
The fixation of shape support plate is located on experimental bench and support frame module；The brake is by way of power-off by transmission shaft fixing lock
Extremely, load is provided for high and low temperature environment torque sensor calibrating installation.
4. high and low temperature environment torque sensor calibrating installation according to claim 3, it is characterised in that: the experimental bench
And support frame module is made of cellular workbench, pedestal and support frame, pedestal, high and low temperature environment experimental box, L shape support plate
It is installed on cellular workbench, support frame fixation is located on pedestal, and servomotor, gear reducer is supported on support frame
On.
5. high and low temperature environment torque sensor calibration method, it is characterised in that: including following particular content:
Torque sensor to be checked, standard torque sensor, the power supply line of computer, each connecting cable are connected to first, and guaranteed
Power supply line ground connection, debugs entire TT&C system function, guarantees that entire TT&C system works normally；After setting initial temperature, adopt
The original coaxial degree between torque sensor and transmission shaft to be checked is measured with laser alignment instrument, is obtained together by simulating analysis
Functional relation between axis degree and temperature variation；
Then under several temperature measuring points, torsion corresponding with several temperature measuring points is exported by control servo motor
Square examines and determine point, records the torque value of torque sensor output to be checked and the torque value of standard torque sensor；By torque to be checked
The torque value that sensor obtains subtracts the torque value of standard torque sensor, obtains torque sensor to be checked and surveys in several temperature
The error of indication for measuring point calculates concentricity and high/low temperature ring by the functional relation between the concentricity and temperature derived
Influence of the border to measurement result, and final measurement error is compensated, complete the calibration to torque sensor to be checked.
6. high and low temperature environment torque sensor calibration method according to claim 5, sign is: by measuring torsion to be checked
The original coaxial degree of square sensor and transmission shaft is obtained same under arbitrary temp within the scope of ± 100 DEG C using simulating analysis
Axis degree is used for compensating measurement errors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910440940.5A CN110031148A (en) | 2019-05-24 | 2019-05-24 | High and low temperature environment torque sensor calibration method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910440940.5A CN110031148A (en) | 2019-05-24 | 2019-05-24 | High and low temperature environment torque sensor calibration method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110031148A true CN110031148A (en) | 2019-07-19 |
Family
ID=67243333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910440940.5A Pending CN110031148A (en) | 2019-05-24 | 2019-05-24 | High and low temperature environment torque sensor calibration method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110031148A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954323A (en) * | 2019-12-24 | 2020-04-03 | 武汉天拓宇航智能装备有限公司 | High-low temperature comprehensive testing device for speed reducer |
| CN111665044A (en) * | 2020-06-12 | 2020-09-15 | 内蒙古第一机械集团股份有限公司 | Large-torque in-situ calibration method for test bed of armored vehicle transmission device |
| CN112525420A (en) * | 2020-11-24 | 2021-03-19 | 哈尔滨工业大学 | Automatic calibration device of robot joint torque sensor |
| CN112539876A (en) * | 2020-12-10 | 2021-03-23 | 中国计量大学 | Vertical reference type extreme environment torque calibration method and device |
| CN113218572A (en) * | 2021-06-21 | 2021-08-06 | 中国船舶重工集团公司第七0四研究所 | Torque measuring device and method special for differential combination |
| CN115479770A (en) * | 2022-11-03 | 2022-12-16 | 中车山东风电有限公司 | Wind power coupling actual operation condition simulation test bed and test method |
-
2019
- 2019-05-24 CN CN201910440940.5A patent/CN110031148A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954323A (en) * | 2019-12-24 | 2020-04-03 | 武汉天拓宇航智能装备有限公司 | High-low temperature comprehensive testing device for speed reducer |
| CN111665044A (en) * | 2020-06-12 | 2020-09-15 | 内蒙古第一机械集团股份有限公司 | Large-torque in-situ calibration method for test bed of armored vehicle transmission device |
| CN111665044B (en) * | 2020-06-12 | 2022-08-26 | 内蒙古第一机械集团股份有限公司 | Large-torque in-situ calibration method for test bed of armored vehicle transmission device |
| CN112525420A (en) * | 2020-11-24 | 2021-03-19 | 哈尔滨工业大学 | Automatic calibration device of robot joint torque sensor |
| CN112539876A (en) * | 2020-12-10 | 2021-03-23 | 中国计量大学 | Vertical reference type extreme environment torque calibration method and device |
| CN113218572A (en) * | 2021-06-21 | 2021-08-06 | 中国船舶重工集团公司第七0四研究所 | Torque measuring device and method special for differential combination |
| CN115479770A (en) * | 2022-11-03 | 2022-12-16 | 中车山东风电有限公司 | Wind power coupling actual operation condition simulation test bed and test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110031148A (en) | High and low temperature environment torque sensor calibration method and device | |
| CN103033363B (en) | Integrated parameter test device of speed reducer | |
| CN102901625B (en) | A kind of joint of robot speed reduction unit comprehensive performance testing system | |
| CN103499444B (en) | A kind of actuator performance tester | |
| CN102866030B (en) | Five-axis linkage loading test device and loading test method for machine tool | |
| CN209673286U (en) | High and low temperature environment torque sensor calibrating installation | |
| CN107830808A (en) | A kind of calibration method and device of high and low temperature environment grating displacement sensor | |
| CN202735085U (en) | Main shaft performance testing platform | |
| CN105890521A (en) | Device and method for testing reliability of grating ruler | |
| CN105269404A (en) | Detection device for knife point dynamic characteristics of numerical control machine tool and method of detection device | |
| CN112504670B (en) | RV reduction gear precision retentivity and fatigue life testing arrangement | |
| Qiu et al. | Review of performance testing of high precision reducers for industrial robots | |
| CN205384136U (en) | It detects and monitoring devices to simulate loaded power knife rest performance of typical operating mode | |
| Cheng et al. | A real-time shaft alignment monitoring method adapting to ship hull deformation for marine propulsion system | |
| CN214584038U (en) | System based on engine performance test | |
| CN210862515U (en) | Calibration device for eddy current displacement sensor | |
| CN218584044U (en) | Universal angle sensor testing device | |
| CN103674504A (en) | Main shaft performance testing platform | |
| CN205691055U (en) | Grating scale reliability test | |
| CN102778347A (en) | Mechanical loading device for main shaft or servo shaft of digital control system | |
| CN112539876A (en) | Vertical reference type extreme environment torque calibration method and device | |
| CN105136102A (en) | Metal material deformation amount test box and detection method thereof | |
| CN111964705A (en) | Device for automatically detecting high-low temperature motion characteristics of proximity sensor | |
| Lu | Application Research on Sensors and Detection Technology in Mechatronics System | |
| Wang et al. | Design and application of accelerated life test of grating ruler based on step stress loading |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |