CN110243524A - A kind of three-axis force performance testing device of high thrust superconducting linear motor - Google Patents
A kind of three-axis force performance testing device of high thrust superconducting linear motor Download PDFInfo
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- CN110243524A CN110243524A CN201910635628.1A CN201910635628A CN110243524A CN 110243524 A CN110243524 A CN 110243524A CN 201910635628 A CN201910635628 A CN 201910635628A CN 110243524 A CN110243524 A CN 110243524A
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- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 238000006073 displacement reaction Methods 0.000 claims abstract description 11
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- 229910052782 aluminium Inorganic materials 0.000 claims description 12
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- 238000011160 research Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000013481 data capture Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000011056 performance test Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000009432 framing Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 2
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- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 230000005284 excitation Effects 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0038—Force sensors associated with force applying means applying a pushing force
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/12—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring axial thrust in a rotary shaft, e.g. of propulsion plants
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Analytical Chemistry (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of three-axis force performance testing device of high thrust superconducting linear motor, moves horizontally testboard and vertical shift testboard is mounted on main body frame.It moves horizontally testboard to be made of horizontal and vertical two groups of servo motors and ball screw, level board is installed on it, and linear electric motor primary is fixed on level board；Vertical shift testing bench structure are as follows: servo motor and ball screw are vertically installed, two groups of linear mould groups are vertically fixed on main body frame left and right side respectively, rectangular frame is fixed on the sliding shoe of this four linear mould groups, four triaxial force sensors are fixed between the upper and lower plate in rectangular frame bottom surface, and linear motor secondary is fixed on lower plate bottom surface.It closes at three ball screws and linear displacement transducer is installed respectively, the signal of triaxial force sensor is sent to industrial personal computer through amplifier and multi-channel data acquisition board.The present apparatus currently used for high thrust in laboratory, the verifying of the achievement of big air gap superconducting linear motor theoretical research, simplify easy to install by structure, is suitable for kinds of experiments environment.
Description
Technical field
The invention patent relates to the performance testing devices of three-axis force output equipment, big in particular to a kind of high thrust
Air gap superconducting linear motor three-axis force test device.
Background technique
Linear motor can not have to by any intermediate conversion structure as a typical three-axis force output device electricity
Linear motion can be transformed into, be that output end externally exports three-axis force with secondary, compared with the traditional way, between primary and secondary
It can be entirely without mechanical connection.
In current machinery manufacturing industry, linear motor has been widely used in high-speed milling machine, laser process machine, mill
The manufacturing equipments such as bed, machining center.Linear motor is promoted and using an important development direction for being also numerically-controlled machine tool.In army
Application in terms of thing has magnetic artillery, submarine etc. to equip, and the driving of some components of satellite and airship also uses linear motor.Directly
Line motor mainly uses the thrust of linear motor, and linear electric motor primary and secondary in the application of the operating conditions such as lathe, magnetic artillery
Between position fix.The test method of some reference rotating electric machines of the performance test methods of current such motor, some are directed to
Linear motor devises specific test method, but never unified standard and method.To dragging in such linear motor
It is used more generally in performance test, but this method does not have universality to the linear motor of each specification, and is only used for studying
The primary linear motor fixed with secondary relative position.
In the application of field of track traffic, the straight line trailer system of magnetic suspension train is linear motor one and main answers
Use object.In the application of magnetic suspension train traction drive, linear electric motor primary and secondary three-dimensional relative position are in a certain range
Interior variation, and the output characteristics of linear motor changes with the variation of three-dimensional relative position.Currently, there is no for this type straight line
The experiment porch and test method of motor performance test.
In general, the performance test of linear motor includes static properties test and dynamic performance testing.Because operating condition
Diversification cannot make unified standard at present and test the performance of linear motor.
Summary of the invention
In order to solve the problems in the prior art, the purpose of the present invention is to and provide the three of a kind of high thrust superconducting linear motor
Axle power performance testing device, it is intended to carry out the test of tonne three-axis force, under different operating conditions to high-power linear motor to disclose
Three axis power outputs of the linear motor at any time with the relationship schedule of spatial variations, for studying its output characteristics.
The object of the present invention is achieved like this: a kind of three-axis force performance testing device of high thrust superconducting linear motor,
Including industrial personal computer, main body frame is the rectangular frame using aluminium profile, moves horizontally testboard and vertical shift is surveyed
Test stand is separately positioned on the following above and in main body frame；Move horizontally testing bench structure are as follows: the second ball screw both ends point
It is not located on the bottom surface of main body frame through bearing transverse strands, and second one outer end of ball axial filament bar and the second servo motor shaft connect
It connects, multiple linear mould groups are transversely mounted on the bottom surface of main body frame, and rectangular frame is located at the second ball screw and multiple
Above linear mould group, which is also secured on the nut being mutually screwed on ball screw, and is fixed on multiple linear mould groups
Each sliding shoe on, third ball screw both ends are longitudinally set up on the frame through bearing, and third ball screw one
Outer end and third servo motor axis connection, other two linear Mo Zu are mounted on respectively in two longitudinal long sides of said frame,
It moves horizontally plate to be located above third ball screw and other two linear mould group, moves horizontally plate and be also secured to and third rolling
On the nut that ballscrew is mutually screwed on and it is fixed on each sliding shoe of other two linear mould group, linear motor to be tested
Primary, which is fixed on, to be moved horizontally on plate；
Vertical shift testing bench structure are as follows: first servo motor is vertical to be fixed on the top surface of main body frame, and first
The both ends of ball screw are mounted vertically in main body frame through bearing respectively, and an outer end of the first ball screw top and the
One servo motor axis connection is vertically fixed with two linear mould groups on the left and right side of main body frame respectively, and rectangular frame is solid
It is scheduled on four sliding shoes of this four linear mould groups, rectangular upper plate is fixed on the rectangular frame bottom surface, four three axis
Force snesor is uniformly fixed between upper plate and lower plate, and above-mentioned linear motor secondary is fixed on lower plate bottom surface, rectangular frame
On be fixed with a square bodily form frame, top plate is fixed on square bodily form frame top surface, the nut being screwed on the first ball screw
It is fixed in the hole on top plate；It is closed on main body frame at the first, second, third ball screw position and is respectively arranged with one directly
Linear movement pick-up.
Industrial personal computer, ac-dc power supply, spindle force transducer signal amplifier, more is also equipped on the main body frame
Channel data capture card；The output signal of four triaxial force sensors is respectively through four triaxial force sensor signal amplifiers
After amplification, it is transmitted to multi-channel data acquisition board；The output signal of three linear displacement transducers is transmitted separately to multichannel number
According to capture card, the output signal of multi-channel data acquisition board is connected to the industrial personal computer；Ac-dc power supply is multi-channel data
Capture card, linear displacement transducer, triaxial force sensor and its signal amplifier power supply.
Also there is the servo motor control device being made of encoder for servo motor and servo motor three-axis controller.
The multiple linear mould group is 4 groups be uniformly arranged.
The test method of above-mentioned apparatus, as follows carry out: data acquisition program after initialization, triaxial force sensor
The three-axis force of acquisition is simulated by respective signal amplifier respectively with the linear position sensors on tri- directions x, y and z
The analog signal of signal and three-dimensional space position is sent to multi-channel data acquisition board, and is finally transmitted to and is placed in industrial personal computer
LabVIEW data sampling and processing, visualization and storage program；LabVIEW program becomes three-axis force with spatial variations at any time
Gesture is given show in graph form.
Technical scheme is as follows: three axis power output test specimens, which are bolted on, moves horizontally testboard and vertical
Between mobile test bench, wherein the fixing end of test specimen is mounted in the test specimen fixing end installing plate for moving horizontally testboard, is relied on
Two sets of servo motors that orthogonal horizontal is placed combine the movement and positioning realized in horizontal plane with ball screw；The three-axis force of test specimen
Outlet side is fixed on vertical shift testboard three-axis force output end mounting plate, and rigid connection is combined with triaxial force sensor,
Vertical shift and positioning are realized by servo motor and the ball screw combination placed vertically；The triaxial force sensor combination is logical
It crosses three-axis force output end mounting plate and test specimen three-axis force output end is rigidly connected, the three-axis force that test specimen exports is converted into voltage letter
Number it is sent to the LabVIEW control program being mounted in industrial personal computer；The three-dimensional position monitoring arrangement is by the three-dimensional position of test specimen
It is sent to the LabVIEW control program being mounted in industrial personal computer；After carrying out data processing by the LabVIEW control program,
The test specimen output three-axis force change curve with space at any time is shown on industrial personal computer screen.
The testboard that moves horizontally is by test specimen fixing end installing plate, two sets of horizontal servo electricity installed and antarafacial is vertical
Machine and ball screw combination, linear mould group and high-strength aluminum profile structural framing are assembled by bolt.
The vertical shift testboard is by test specimen three-axis force output end mounting plate, triaxial force sensor combination, sensor
Fixed plate, a set of servo motor placed vertically and ball screw combination, linear mould group and high-strength aluminum profile structural framing are logical
Bolt fixation is crossed to assemble.
The triaxial force sensor combination includes rectangular sensor mounting plate, four be symmetrically distributed on rectangular mounting plate
Triaxial force sensor and its signal amplifier composition.
The LabVIEW control program is mounted in industrial personal computer, can receive three axis by multi-channel data acquisition board
The test piece three-dimensional position signal that the three-axis force signal and displacement sensor that force snesor combination is sent are sent, and complete signal data
Processing, the real-time display three-axis force change curve with space at any time have good visualization and interpersonal interactive interface.
Compared with prior art, the invention has the characteristics that and advantage:
1, Three Degree Of Freedom testboard is formed using having both horizontal and vertical testboard and the vertical shift testboard of moving horizontally,
It is measured between the primary and secondary of high thrust superconducting linear motor respectively in three directions by three linear position sensors
Relative motion position, the signal through multi-channel data acquisition board be sent to industrial personal computer carry out data processing, three axis of real-time display
Power at any time with spatial variations curve, for analyzing three-axis force in the regularity of distribution and trend in room and time domain.
2, Three Degree Of Freedom testboard of the present invention uses high-strength aluminum profile frame structure, does not have ferromagnetism, reduces pair
The influence of test specimen electromagnetic field ensure that the accurate measurement to test specimen output three-axis force.In addition, aluminum section bar frame assembling flexibly letter
It is single, at low cost, assembly precision is high, easy to maintenance.
3, servo motor and ball screw combination have very high positioning accuracy, can effectively ensure that test specimen fixing end and three
The positioning accuracy of three-dimensional relative position and realization high thrust driving between axle power output end.
4, linear mould group is mounted on the two of the bottom surface for moving horizontally test platform frame and vertical shift test platform frame
Side provides tracks for horizontal shifting platform and vertical shift platform, and plays the work for providing guiding and reducing friction of motion
With.
5, using upper plate and lower plate as between 4 triaxial force sensors and vertical shift test platform frame and main body
Connector, ensure that triaxial force sensor combination can be rigidly fixed on the structural framing of vertical motion platform.This four
Triaxial force sensor is mounted between the upper plate and lower plate, is capable of increasing the stress surface of triaxial force sensor combination, is kept test specimen defeated
Three-axis force out uniformly acts on each triaxial force sensor, while effectively reduction structural frames as caused by test specimen power output
Frame vibration effectively improves the measurement accuracy of three-dimensional force and increases measuring range.
6, servo motor kinetic control system of the present invention is separated with sensing system, especially the power supply system of the two point
From, effectively reduce mutual crosstalk between the two, ensure that the more stable working condition of sensor, improve measurement essence
Degree.
The present invention can measure the dynamic or stable state when three-dimensional relative position is not fixed between linear electric motor primary and secondary
Output characteristics, and tonne three-axis force can be drawn out accordingly at any time or the change curve in space, straight-line electric can be efficiently used for
The signature analysis and performance study of machine output characteristics, the especially changing rule of linear motor output characteristics over time and space
Research.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range.
Fig. 1 is overall structure stereoscopic schematic diagram of the invention.
Fig. 1 a is the hardware installation schematic diagram of industry control machine control system.
Fig. 2 is general structure frame front view of the invention.
Fig. 3 is of the invention to move horizontally test platform stereoscopic schematic diagram.
Fig. 4 is vertical shift test platform stereoscopic schematic diagram of the invention.
Fig. 5 is data acquisition and visible process figure of the invention.
Icon: 1- first servo motor；2- (aluminum profile) main body frame；3- triaxial force sensor signal amplifier；4- is more
Channel data capture card；The linear mould group of 5-；6- linear displacement transducer (totally 3)；7- moves horizontally plate；8- (to be detected) straight line
Electric motor primary；9- lower plate；10- industrial personal computer；11- motor servo driver；12- servo motor three-axis controller；13- alternating current-direct current is steady
Voltage source；14- triaxial force sensor (totally 4)；15- linear motor is secondary；16, the first, second, third ball wire of 16a, 16b-
Bar；17- (rectangular) frame (aluminum profile)；18- pros bodily form frame (aluminum profile)；19- upper plate.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Fig. 1, Fig. 2 shows a kind of, three-axis force performance testing device of high thrust superconducting linear motor, including industrial personal computer 10,
Main body frame 2 is the rectangular frame using aluminium profile, moves horizontally testboard and vertical shift testboard is set respectively
Set the following above and in main body frame 2；Move horizontally testing bench structure are as follows: distinguish warp beam in the second both ends ball screw 16a
It holds and is laterally erected on the bottom surface of main body frame, and second mono- outer end ball axial filament bar 16a and the second servo motor 1a axis connect
It connects, multiple linear mould groups 5 are transversely mounted on the bottom surface of main body frame, and rectangular frame 17 is located at the second ball screw 16a
With multiple linear 5 tops of mould group, which is also secured on the nut being screwed on ball screw 16a phase, and is fixed on
On each sliding shoe of multiple linear mould groups 5, the third both ends ball screw 16b are longitudinally erected on the frame 17 through bearing,
And mono- outer end third ball screw 16b and third servo motor 1b axis connection, other two linear Mo Zu are mounted on respectively
It states in two longitudinal long sides of frame 17, moves horizontally plate 7 and be located in third ball screw 16b and other two linear mould group
Side moves horizontally plate 7 and is also secured on the nut being screwed on third ball screw 16b phase and is fixed on other two linearly
On each sliding shoe of mould group, linear electric motor primary 8 to be tested, which is fixed on, to be moved horizontally on plate 7；
Vertical shift testing bench structure are as follows: on the vertical top surface for being fixed on main body frame 2 of first servo motor 1, the
The both ends of one ball screw 16 are mounted vertically in main body frame through bearing respectively, and one of 16 top of the first ball screw is outer
End and 1 axis connection of first servo motor, are vertically fixed with two linear mould groups on the left and right side of main body frame 2 respectively, rectangular
Shape frame is fixed on four sliding shoes of this four linear mould groups, and rectangular upper plate 19 is fixed on the rectangular frame bottom
Face, four triaxial force sensors 14 are uniformly fixed between upper plate 19 and lower plate 9, and above-mentioned linear motor secondary 15 is fixed on lower plate
A square bodily form frame is fixed on 9 bottom surfaces, on rectangular frame, top plate 20 is fixed on square bodily form frame top surface, and first
The nut being screwed on ball screw 16 is fixed in the hole on top plate 20；The first, second, third ball is closed on main body frame 2
A linear displacement transducer 6 is respectively arranged at screw rod 16, the position 16a, 16b.
First, second, third servo motor is connect through shaft coupling with the first, second, third ball screw respectively.Other two
A linear mould group can also be directly as longitudinal long side of frame 17.First servo motor is installed on a mounting board (Fig. 1), mounting plate
It is fixed on main body frame top surface.Multiple linear mould groups 5 are 4 (referring to fig. 4) being uniformly arranged.
Referring to Fig.1 and 2, a kind of three-axis force test platform, is placed on synchronizing high thrust superconducting linear motor primary 8
It moves horizontally on plate 7, linear motor secondary 15 is fixed on 9 lower surface of lower plate of vertical shift testboard；Before experiment starting, pass through
Servo motor 1, the first ball screw 16 and linear mould group 5 respectively drive guiding horizontal movable plate 7 and vertical shift testboard
Lower plate 9 realizes that the three-dimensional relative position between linear electric motor primary and secondary is adjusted, and the use of ac-dc power supply 13 is multi-pass
Track data capture card 4, linear displacement transducer 6, triaxial force sensor 14 and its signal amplifier 3 are powered, and open industry control
Machine 10, starting LabVIEW control program prepare data acquisition.Three-phase alternating current, which is passed through, for linear electric motor primary generates traveling wave magnetic
, secondary is passed through DC excitation electric current and generates D.C. magnetic field, and primary travelling-magnetic-field and D.C. magnetic field, which are mutually coupled, generates three axis electricity
Magnetic force；Three-axis force acts on triaxial force sensor, then after the amplification of triaxial force sensor signal amplifier, three will experienced
Axle power signal is converted to the LabVIEW that electric signal is sent in industrial personal computer 10 by multi-channel data acquisition board 4 and controls program；
LabVIEW control program handles three-axis force data in real time, and the real-time display on industrial personal computer screen in graph form.
Also there is the servo motor control device being made of encoder for servo motor and servo motor three-axis controller 12.
Referring to figure 3., moving horizontally testboard is by moving horizontally 7, two sets of plate servos horizontal positioned and that antarafacial is vertical
Motor and ball screw combination, linear mould group 5 and high-strength aluminum profile move horizontally rectangular frame 17 and are assembled by bolt
It forms.
Referring to figure 4., vertical shift testboard is by the lower plate 9, combination of triaxial force sensor 14, upper plate 19, a set of vertical
The servo motor 1 of installation and the combination of the first ball screw 16, linear mould group 5 and high-strength aluminum profile pros bodily form frame 18 pass through
Bolt fixation assembles.
Fig. 1 is please referred to, the combination of triaxial force sensor 14 is by being symmetrically distributed in 19 4 angles of rectangular upper plate position
The triaxial force sensor 14 set connect composition by signal wire with the signal amplifier 3 of four triaxial force sensors.
Fig. 1 is please referred to, three 6 collective effects of linear displacement transducer being mounted on main body frame are realized to linear motor
The monitoring of three-dimensional relative position between primary and secondary.
Present specification describes the example of the embodiment of the present invention, it is not meant to that these embodiments explanation describes this hair
Bright all possible forms.Those of ordinary skill in the art will understand that the embodiments described herein is to help reading
Person understands the principle of the present invention, it should be understood that protection scope of the present invention is not limited to such special statement and implementation
Example.Those skilled in the art can according to the present invention disclosed the technical disclosures make it is various do not depart from it is of the invention real
Various other specific variations and combinations of matter, these variations and combinations are still within the scope of the present invention.
The test method of above-mentioned apparatus, as follows carry out: data acquisition program after initialization, triaxial force sensor
14 and three directions of x, y, z on linear position sensors 6 respectively by respective signal amplifier 13 by the three-axis force of acquisition
Analog signal and the analog signal of three-dimensional space position are sent to multi-channel data acquisition board 4, and are finally transmitted to and are placed in industry control
LabVIEW data sampling and processing, visualization and storage program in machine 10；LabVIEW program by three-axis force at any time and space
The trend of variation is given in graph form to be shown.
Claims (5)
1. a kind of three-axis force performance testing device of high thrust superconducting linear motor, which is characterized in that main body frame (2) is to use
The rectangular frame of aluminium profile, moves horizontally testboard and vertical shift testboard is separately positioned on main body frame (2)
Interior following above and；Move horizontally testing bench structure are as follows: the both ends the second ball screw (16a) are located at through bearing transverse strands respectively
On the bottom surface of main body frame, and second outer end of ball axial filament bar (16a) and the second servo motor (1a) axis connection, multiple lines
Property mould group (5) is transversely mounted on the bottom surface of main body frame, and rectangular frame (17) is located at the second ball screw (16a) and more
Above a linear mould group (5), which is also secured on the nut being mutually screwed on ball screw (16a), and fixed
On each sliding shoe of multiple linear mould groups (5), the third ball screw both ends (16b) are longitudinally erected at the frame through bearing
(17) on, and outer end of third ball screw (16b) and third servo motor (1b) axis connection, other two linear mould splits
It is not mounted in two of said frame (17) longitudinal long sides, moves horizontally plate (7) and be located at third ball screw (16b) and in addition
Above two linear mould groups, move horizontally plate (7) be also secured on the nut being mutually screwed on third ball screw (16b) and
It is fixed on each sliding shoe of other two linear mould group, linear electric motor primary (8) to be tested, which is fixed on, moves horizontally plate
(7) on；
Vertical shift testing bench structure are as follows: on the vertical top surface for being fixed on main body frame (2) of first servo motor (1), the
The both ends of one ball screw (16) are mounted vertically in main body frame through bearing respectively, and the one of the first ball screw (16) top
A outer end and first servo motor (1) axis connection, be vertically fixed on the left and right side of main body frame (2) respectively two it is linear
Mould group, rectangular frame are fixed on four sliding shoes of this four linear mould groups, and rectangular upper plate (19) is fixed on the length
Square frame bottom surface, four triaxial force sensors (14) are uniformly fixed between upper plate (19) and lower plate (9), above-mentioned linear motor
Secondary (15) are fixed on lower plate (9) bottom surface, and a square bodily form frame is fixed on rectangular frame, and top plate (20) is fixed on just
On cube shape frame top surface, the nut being screwed on the first ball screw (16) is fixed in the hole on top plate (20)；Main body frame
(2) it is closed at the first, second, third ball screw (16,16a, 16b) position and is respectively arranged with a linear displacement transducer
(6)。
2. a kind of three-axis force performance testing device of high thrust superconducting linear motor according to claim 1, feature exist
In being also equipped with industrial personal computer (10), ac-dc power supply (13), main shaft force sensor signals on the main body frame (2) and put
Big device (3), multi-channel data acquisition board (4)；The output signal of four triaxial force sensors (14) is respectively through four three axis
After force sensor signals amplifier (3) amplification, it is transmitted to multi-channel data acquisition board (4)；Three linear displacement transducers (6)
Output signal is transmitted separately to multi-channel data acquisition board (4), and the output signal of multi-channel data acquisition board (4) is connected to the work
Control machine；Ac-dc power supply (13) is multi-channel data acquisition board (4), linear displacement transducer (6), triaxial force sensor
(14) and its signal amplifier (3) is powered.
3. a kind of three-axis force performance testing device of high thrust superconducting linear motor according to claim 2, feature exist
In also with the servo motor control device being made of encoder for servo motor and servo motor three-axis controller (12).
4. a kind of three-axis force performance testing device of high thrust superconducting linear motor according to claim 3, feature exist
In the multiple linear mould group (5) is 4 be uniformly arranged.
5. a kind of test method of such as Claims 1 to 4 any claim described device, which is characterized in that as follows
Carry out: data acquisition program after initialization, the linear position sensors on three directions of triaxial force sensor (14) and x, y, z
(6) respectively by respective signal amplifier (13) by the three-axis force analog signal of acquisition and the analog signal of three-dimensional space position
Be sent to multi-channel data acquisition board (4), and be finally transmitted to the LabVIEW data sampling and processing being placed in industrial personal computer (10),
Visualization and storage program；LabVIEW program gives three-axis force aobvious in graph form with the trend of spatial variations at any time
Show.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635628.1A CN110243524B (en) | 2019-07-15 | 2019-07-15 | Triaxial force performance testing device of high-thrust superconducting linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635628.1A CN110243524B (en) | 2019-07-15 | 2019-07-15 | Triaxial force performance testing device of high-thrust superconducting linear motor |
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| CN111044196A (en) * | 2019-12-30 | 2020-04-21 | 中国科学院宁波材料技术与工程研究所 | Linear motor thrust measuring device and measuring method |
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| CN112985664A (en) * | 2021-01-21 | 2021-06-18 | 安徽送变电工程有限公司 | Axle load detection method for suspension holding pole |
| CN114112155A (en) * | 2020-08-26 | 2022-03-01 | 中国科学院沈阳自动化研究所 | Horizontal two-degree-of-freedom force measuring rack with large bearing capacity |
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| CN112960575A (en) * | 2021-01-21 | 2021-06-15 | 安徽送变电工程有限公司 | Axial compression detection sensor, suspension holding pole and hoisting bearing part |
| CN112985664A (en) * | 2021-01-21 | 2021-06-18 | 安徽送变电工程有限公司 | Axle load detection method for suspension holding pole |
| CN112985664B (en) * | 2021-01-21 | 2022-08-26 | 安徽送变电工程有限公司 | Axle load detection method for suspension holding pole |
| CN112960575B (en) * | 2021-01-21 | 2023-01-24 | 安徽送变电工程有限公司 | Axial compression detection sensor, suspension holding pole and hoisting bearing part |
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