CN107677467A - A kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method - Google Patents
A kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method Download PDFInfo
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- CN107677467A CN107677467A CN201710874841.9A CN201710874841A CN107677467A CN 107677467 A CN107677467 A CN 107677467A CN 201710874841 A CN201710874841 A CN 201710874841A CN 107677467 A CN107677467 A CN 107677467A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
Abstract
A kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method, and it is related to, and a kind of Real time Efficiency is test bed and its test method, and in particular to a kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method.The present invention is in order to solve the problems, such as that routine test can not be accurately obtained the characteristics such as the Real time Efficiency of mechanism.Testing stand of the present invention includes two straight line loadings and measurement subsystem, two tolerance adaptation systems, driving and measurement subsystem and high and low temperature environment case, tested mechanism is arranged in high and low temperature environment case, driving and measurement subsystem are connected with tested mechanism, two tolerance adaptation systems are symmetricly set on the both sides of tested mechanism, and each straight line loading and measurement subsystem are separately mounted on a tolerance adaptation system.The invention belongs to mechanical field.
Description
Technical field
The present invention relates to a kind of Real time Efficiency is test bed and its test method, and in particular to a kind of Novel bunk Wen Fei
Linear mechanism Real time Efficiency is test bed and its test method, belongs to mechanical field.
Background technology
Test bed mechanism efficiency is a kind of important load simulated and mechanism performance test equipment.With China's machine
The rapid development of the industries such as tool, space flight, various novel mechanisms have obtained extensive research and application, each in these novel mechanisms
Kind component generally has more complicated stress, and mechanism often has very strong nonlinear characteristic, using the experiment of routine
The characteristics such as the Real time Efficiency of mechanism can not be accurately obtained, its unintentional nonlinearity characteristic can cause very big mistake to efficiency analysis
Difference, Model Selection Scheme and structure design can be misled when serious, cause serious loss.
The content of the invention
The present invention proposes one to solve the problems, such as that routine test can not be accurately obtained the characteristics such as the Real time Efficiency of mechanism
Kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method.
The present invention adopts the technical scheme that to solve the above problems：Testing stand of the present invention includes two straight lines and loaded
And measurement subsystem, two tolerance adaptation systems, driving and measurement subsystem and high and low temperature environment case, it is tested mechanism and sets
In high and low temperature environment case, driving and measurement subsystem are connected with tested mechanism, and two tolerance adaptation systems are symmetrical arranged
In the both sides of tested mechanism, each straight line loading and measurement subsystem are separately mounted on a tolerance adaptation system.
Further, driving and measure subsystem includes driving servomotor, drive shaft, stationary barrier, linear motion single
Member, cantilevered pull pressure sensor and slip commutator, driving servomotor are connected by drive shaft with stationary barrier, straight line fortune
Moving cell is arranged on stationary barrier, and linear motion unit is connected with cantilevered pull pressure sensor, cantilevered pressure sensing
The lower end of device is connected by sliding commutator with tested mechanism.
Further, straight line loading and measuring system include connector, S types pull pressure sensor, cantilever beam axle, straight-line electric
Motor-driven son and linear motor stator electric, linear motor rotor is arranged on linear motor stator electric, and linear motor rotor can be along straight line
Motor stator is moved linearly, and cantilever beam axle is arranged on linear motor rotor, and S types pull pressure sensor is arranged on cantilever beam axle
End, S types pull pressure sensor are connected by connector with tested mechanism.
Test method of the present invention comprises the following steps that：
A kind of test bed test method of Novel bunk temperature nonlinearizer Real time Efficiency is real as follows
Existing：
Step 1: tested mechanism is installed on testing stand, by bed stead adaptation system by tested test-run a machine
Structure moves up and down along vertical axis, adjusts the height of tested mechanism, and adjusting simulating piece loading end by tolerance adaptation system exists
The position of horizontal both direction, the high and low temperature environment of the tested mechanism work of high and low temperature environment case simulation, makes tested mechanism exist
Efficiency test is carried out under high and low temperature environment；
Step 2: rotary motion is changed and moved along a straight line by driving and measurement subsystem by motor linear motion unit, instead of
The driving source of tested mechanism drives tested mechanism kinematic, while the motion of tested mechanism input is measured by encoder
Speed, the driving force size of mechanism input is tested by force sensor measuring, calculates the input power of tested mechanism；
Step 3: straight line loading measurement subsystem provides load for tested mechanism, and it is defeated to measure tested mechanism in real time
Go out the output speed at end and the size of suffered loading force, the power output of tested mechanism output end is calculated, finally by quilt
The ratio of mechanism for testing power output and input power calculates the efficiency of tested mechanism.
The beneficial effects of the invention are as follows：The present invention can have the effect of nonlinear characteristic mechanism with real-time testing in total travel
Rate, and dynamic load can be realized.And the high and low temperature environment to be worked by test specimen can be simulated；2nd, the present invention uses straight-line electric
Machine is proportional to the input current of loading motor, accurately controls loading force value as loading device, the size of loading force；3rd, this hair
It is bright to drive the displacement platform system replacement of leading screw to be tested the power set of mechanism using motor, accurate controlling organization input
Displacement, and the driving force of detection input；4th, the present invention is tested the various working environments of mechanism with high-low temperature chamber simulation, and will
Susceptible drive mechanism is placed in incubator external warranty performance.5th, system of the present invention can carry out Real time Efficiency test.It is logical
Crossing the measurement driving force of input, the resistance of translational speed and output end, translational speed, system in real time can calculate in real time automatically
Draw the transmission efficiency of tested mechanism, system can go out the efficiency curve of tested mechanism by real-time rendering automatically；6th, present invention profit
The power set of tested mechanism are replaced with drive system, the negative of tested mechanism is simulated by the use of linear electric motors as loading device
Carry, the high and low temperature environment to be worked using high-low temperature chamber simulation by test specimen, by measure the driving force of input, translational speed and
The resistance of output end, translational speed, input and the power of output end, output end power and input power are calculated in real time
Ratio be exactly tested mechanism transmission efficiency.In addition, the regulation of tested mechanism loading position can be also carried out, it is more to adapt to
Kind is different by test specimen.
Brief description of the drawings
Fig. 1 is the structural representation of testing stand；
Fig. 2 is driving and the structural representation for measuring subsystem；
Fig. 3 is the structural representation of straight line loading and measurement subsystem.
Embodiment
Embodiment one：Illustrate present embodiment with reference to Fig. 1, a kind of Novel bunk temperature described in present embodiment is non-thread
Property mechanism Real time Efficiency it is test bed including two straight lines loadings and 1, two tolerance adaptation system 2 of measurement subsystem, drive
Dynamic and measurement subsystem 3 and high and low temperature environment case 4, tested mechanism 5 are arranged in high and low temperature environment case 4, driving and measurement
System 3 is connected with tested mechanism 5, and two tolerance adaptation systems 2 are symmetricly set on the both sides of tested mechanism 5, Mei Gezhi
Line is loaded and measurement subsystem 1 is separately mounted on a tolerance adaptation system 2.
Tolerance adaptation system 2 include linear electric motors module, X-direction position adjustment platform, Y-direction adjustment of displacement platform and
Support, straight line loading and measurement subsystem 1 are installed in the Y direction on adjustment of displacement platform, and Y-direction adjustment of displacement stage+module is in X
On direction position adjustment platform, X-direction position adjustment platform is connected with linear electric motors module, linear electric motors module and X-direction position
Adjustment platform is put to be installed on support.
Position of the straight line loading end relative to subject mechanism member output end is adjusted by PT positional tolerance adaptation system, made straight
Line loading end and subject mechanism member output end are coaxial.Then subject mechanism member output end is loaded with straight line and added with measurement subsystem
Carry end connection.
The efficiency test of tested mechanism member is divided into normal temperature test and high and low temperature environment tests two kinds.Mechanism efficiency under normal temperature
Test do not need high-low temperature chamber work；The test of mechanism efficiency needs closed high-low temperature chamber under high and low temperature environment, makes high/low temperature
Mechanism efficiency is carried out under specified temperature, humidity environment by test specimen and corresponding driving and loading and measuring system in case
Test.
After system installation is ready to complete, incubator is set to reach corresponding high/low temperature test environment.Quilt is set by control system
Actuating speed and the displacement of the loading force and drive end of test machine component loading end.Start to test after setting control parameter.Quilt
Test machine component is acted under the driving for driving and measuring subsystem, while loading and measurement subsystem can be applied in output end
Add corresponding loading force.The data that system collects according to sensor calculate the efficiency of each moment mechanism in real time, and draw
Go out efficiency curve.
Embodiment two：Illustrate present embodiment with reference to Fig. 2, a kind of Novel bunk temperature described in present embodiment is non-thread
Property the test bed driving of mechanism Real time Efficiency and measurement subsystem 3 include driving servomotor 3-1, drive shaft 3-2, fixation
Dividing plate 3-3, linear motion unit 3-4, cantilevered pull pressure sensor 3-5 and slip commutator 3-6, driving servomotor 3-1
It is connected by drive shaft 3-2 with stationary barrier 3-3, linear motion unit 3-4 is arranged on stationary barrier 3-3, and linear motion is single
First 3-4 is connected with cantilevered pull pressure sensor 3-5, and cantilevered pull pressure sensor 3-5 lower end is by sliding commutator 3-6
It is connected with tested mechanism 5.Other compositions and annexation are identical with embodiment one.
Embodiment three：Illustrate present embodiment with reference to Fig. 3, a kind of Novel bunk temperature described in present embodiment is non-thread
Property the test bed straight line loading of mechanism Real time Efficiency and measuring system 1 include connector 1-1, S type pull pressure sensor 1-
2nd, cantilever beam axle 1-3, linear motor rotor 1-4 and linear motor stator electric 1-5, linear motor rotor 1-4 are arranged on linear electric motors
On stator 1-5, and linear motor rotor 1-4 can move linearly along linear motor stator electric 1-5, and cantilever beam axle 1-3 is arranged on straight line
On electric mover 1-4, S type pull pressure sensor 1-2 is arranged on cantilever beam axle 1-3 end, and S type pull pressure sensor 1-2 leads to
Connector 1-1 is crossed to be connected with tested mechanism 5.Other compositions and annexation are identical with embodiment one.
Embodiment four：Illustrate present embodiment with reference to Fig. 1, a kind of Novel bunk temperature described in present embodiment is non-thread
The test bed test method of property mechanism Real time Efficiency is achieved by the steps of：
Step 1: tested mechanism 5 is installed on testing stand, by bed stead adaptation system by tested test-run a machine
Structure 5 is moved up and down along vertical axis, adjusts the height of tested mechanism 5, and simulating piece loading end is adjusted by tolerance adaptation system 2
In the position of horizontal both direction, the high and low temperature environment of the tested work of mechanism 5 of the simulation of high and low temperature environment case 4, make tested test-run a machine
Structure 5 carries out efficiency test under high and low temperature environment；
Step 2: rotary motion is changed and moved along a straight line by driving and measurement subsystem 3 by motor linear motion unit, instead of
The driving source of tested mechanism 5 drives tested mechanism 5 to move, while measures tested mechanism 5 input by encoder
Movement velocity, the driving force size of the input of mechanism 5 is tested by force sensor measuring, calculates the defeated of tested mechanism 5
Enter power；
Step 3: straight line loading measurement subsystem 1 is that tested mechanism 5 provides load, and tested mechanism 5 is measured in real time
The size of the output speed of output end and suffered loading force, the power output of the tested output end of mechanism 5 is calculated, finally by
The ratio of the tested power output of mechanism 5 and input power calculates the efficiency of tested mechanism 5.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as be without departing from technical solution of the present invention content, according to the technical spirit of the present invention,
Within the spirit and principles in the present invention, any simple modification, equivalent substitution and improvement for being made to above example etc., still
Belong within the protection domain of technical solution of the present invention.
Claims (4)
1. a kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed, it is characterised in that：A kind of Novel bunk
Warm nonlinearizer Real time Efficiency is test bed to adjust son including two straight line loadings and measurement subsystem (1), two tolerances
System (2), driving and measurement subsystem (3) and high and low temperature environment case (4), tested mechanism (5) are arranged on high and low temperature environment case
(4) in, driving and measurement subsystem (3) are connected with tested mechanism (5), and two tolerance adaptation systems (2) are symmetricly set on
The both sides of tested mechanism (5), each straight line loading and measurement subsystem (1) are separately mounted to a tolerance adaptation system
(2) on.
2. a kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed according to claim 1, it is characterised in that：
It is single that driving and measurement subsystem (3) include driving servomotor (3-1), drive shaft (3-2), stationary barrier (3-3), linear motion
First (3-4), cantilevered pull pressure sensor (3-5) and slip commutator (3-6), driving servomotor (3-1) pass through drive shaft
(3-2) is connected with stationary barrier (3-3), and linear motion unit (3-4) is arranged on stationary barrier (3-3), linear motion unit
(3-4) is connected with cantilevered pull pressure sensor (3-5), and the lower end of cantilevered pull pressure sensor (3-5) is commutated by sliding
Device (3-6) is connected with tested mechanism (5).
3. a kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed according to claim 1, it is characterised in that：
Straight line loads and measuring system (1) includes connector (1-1), S types pull pressure sensor (1-2), cantilever beam axle (1-3), straight line
Electric mover (1-4) and linear motor stator electric (1-5), linear motor rotor (1-4) are arranged on linear motor stator electric (1-5),
And linear motor rotor (1-4) can move linearly along linear motor stator electric (1-5), cantilever beam axle (1-3) is arranged on linear electric motors
On mover (1-4), S types pull pressure sensor (1-2) is arranged on the end of cantilever beam axle (1-3), S type pull pressure sensor (1-
2) it is connected by connector (1-1) with tested mechanism (5).
4. the test bed test method of Novel bunk temperature nonlinearizer Real time Efficiency described in a kind of claim 1, it is special
Sign is：A kind of test bed test method of Novel bunk temperature nonlinearizer Real time Efficiency is as follows
Realize：
Step 1: tested mechanism (5) is installed on testing stand, by bed stead adaptation system by tested mechanism
(5) moved up and down along vertical axis, adjust the height of tested mechanism (5), adjusting simulating piece by tolerance adaptation system (2) adds
The high and low temperature environment that end works in the position of horizontal both direction, the tested mechanism (5) of high and low temperature environment case (4) simulation is carried, is made
Tested mechanism (5) carries out efficiency test under high and low temperature environment；
Step 2: rotary motion is changed and moved along a straight line by driving and measurement subsystem (3) by motor linear motion unit, instead of quilt
The driving source of mechanism for testing (5) drives tested mechanism (5) motion, while measures tested mechanism (5) by encoder and input
The movement velocity at end, the driving force size of mechanism (5) input is tested by force sensor measuring, calculates tested mechanism
(5) input power；
Step 3: straight line loading measurement subsystem (1), which is tested mechanism (5), provides load, and tested mechanism is measured in real time
(5) output speed of output end and the size of suffered loading force, the power output of tested mechanism (5) output end is calculated, most
The efficiency of tested mechanism (5) is calculated by being tested the ratio of mechanism (5) power output and input power afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710874841.9A CN107677467A (en) | 2017-09-25 | 2017-09-25 | A kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710874841.9A CN107677467A (en) | 2017-09-25 | 2017-09-25 | A kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method |
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| CN107677467A true CN107677467A (en) | 2018-02-09 |
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|---|---|---|---|
| CN201710874841.9A Pending CN107677467A (en) | 2017-09-25 | 2017-09-25 | A kind of Novel bunk temperature nonlinearizer Real time Efficiency is test bed and its test method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112254904A (en) * | 2020-10-15 | 2021-01-22 | 哈尔滨工业大学 | High-low temperature testing device for force linear rigidity |
| CN112254961A (en) * | 2020-10-15 | 2021-01-22 | 哈尔滨工业大学 | High low temperature testing arrangement of transmission efficiency |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6480728B1 (en) * | 1999-12-13 | 2002-11-12 | Com Dev Ltd. | Superconductive non-linear transmission lines and method of construction |
| CN2710247Y (en) * | 2004-01-02 | 2005-07-13 | 英属开曼群岛凹凸微系国际有限公司 | High-efficient switch circuit for non-linear load |
| CN1952640A (en) * | 2006-11-03 | 2007-04-25 | 中国科学院光电技术研究所 | Second harmonic conversion efficiency testing device for centrosymmetry material micro & nano structure device |
| CN103245501A (en) * | 2013-04-22 | 2013-08-14 | 兰州空间技术物理研究所 | Vacuum high-low temperature efficiency testing device for harmonic reducer |
| CN106441861A (en) * | 2015-08-10 | 2017-02-22 | 中国石油天然气股份有限公司 | Automatic transmission oil transmission efficiency detection device and automatic transmission oil transmission efficiency detection method |
| CN106769134A (en) * | 2016-12-07 | 2017-05-31 | 上海航天设备制造总厂 | The test device of Lunar Orbiter drive mechanism effectiveness of performance under high and low temperature environment |
-
2017
- 2017-09-25 CN CN201710874841.9A patent/CN107677467A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6480728B1 (en) * | 1999-12-13 | 2002-11-12 | Com Dev Ltd. | Superconductive non-linear transmission lines and method of construction |
| CN2710247Y (en) * | 2004-01-02 | 2005-07-13 | 英属开曼群岛凹凸微系国际有限公司 | High-efficient switch circuit for non-linear load |
| CN1952640A (en) * | 2006-11-03 | 2007-04-25 | 中国科学院光电技术研究所 | Second harmonic conversion efficiency testing device for centrosymmetry material micro & nano structure device |
| CN103245501A (en) * | 2013-04-22 | 2013-08-14 | 兰州空间技术物理研究所 | Vacuum high-low temperature efficiency testing device for harmonic reducer |
| CN106441861A (en) * | 2015-08-10 | 2017-02-22 | 中国石油天然气股份有限公司 | Automatic transmission oil transmission efficiency detection device and automatic transmission oil transmission efficiency detection method |
| CN106769134A (en) * | 2016-12-07 | 2017-05-31 | 上海航天设备制造总厂 | The test device of Lunar Orbiter drive mechanism effectiveness of performance under high and low temperature environment |
Non-Patent Citations (1)
| Title |
|---|
| 刘旭: ""转移机构传递效率测试实验台的关键技术研究"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112254904A (en) * | 2020-10-15 | 2021-01-22 | 哈尔滨工业大学 | High-low temperature testing device for force linear rigidity |
| CN112254961A (en) * | 2020-10-15 | 2021-01-22 | 哈尔滨工业大学 | High low temperature testing arrangement of transmission efficiency |
| CN112254904B (en) * | 2020-10-15 | 2022-03-01 | 哈尔滨工业大学 | High-low temperature testing device for force linear rigidity |
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Application publication date: 20180209 |
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