CN103558548A - Multifunctional servo motor performance testing device and testing system thereof - Google Patents
Multifunctional servo motor performance testing device and testing system thereof Download PDFInfo
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- CN103558548A CN103558548A CN201310537501.9A CN201310537501A CN103558548A CN 103558548 A CN103558548 A CN 103558548A CN 201310537501 A CN201310537501 A CN 201310537501A CN 103558548 A CN103558548 A CN 103558548A
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Abstract
The invention relates to a multifunctional servo motor performance testing device which comprises a testing platform. A screw rod is arranged on the testing platform and provided with a nut base matched with the screw rod, a linear guide line is arranged on the testing platform and provided with a sliding block matched with the linear guide rail, the sliding block is connected with the nut base through a connecting piece, a position sensor is arranged on the sliding block, the two ends of the screw rod are respectively connected with a torque sensor in a driving mode, and each torque sensor is respectively connected with a damper and a to-be-tested motor in a driving mode. The testing device can well simulate various complex working conditions, measure and analyze stationarity and the response speed of motor motion and performance parameters of power, torque, the speed and the like, determine working intervals among the motors, loads and a controller, obtain current working limiting values on the premise that requirements for the speed, the loads, rotating speed stability and response time are low, and revise parameter matching of the servo controller step by step.
Description
Technical field
The present invention relates to Motor Measuring Technology field, especially a kind of multifunctional servo motor performance test device, for to the assessment of servomotor main performance index and test, is also applicable to the assessment of the performance of New-type electric machine and test.
Background technology
Along with developing rapidly of electric machine industry, servomotor measuring technology is had higher requirement: on the one hand, in the development process of new product, except must studying the design of motor, technological process and theoretical analysis aspect, also must carry out a large amount of verification experimental verifications to product or model machine, to explore improved approach; On the other hand, along with the kind of motor increases, output increases, the workload of routine test also constantly increases, in the experimental study of large-size machine, the supervision of working condition and automatic control system, have a large amount of data to need acquisition and processing, these have all proposed new requirement to Motor Measuring Technology.
The application scenario of motor is very extensive, and applied environment is also very complicated, and the motor of sometimes buying can not guarantee that it can be applicable to application scenario, and can not control effect to it and test.If can test Electric Machine Control performance and effect before motor is installed, and debug the parameter of Electric Machine Control, will contribute to effectively to select suitable motor and support equipment, and can greatly accelerate the debug time of motor and improve performance.The control parameter of motor is the key factor that can motor in optimum Working.
Summary of the invention
Technical matters to be solved by this invention is: overcome the technical matters that in prior art, the performance of servomotor is difficult to test, a kind of multifunctional servo motor performance test device is provided, can comprehensively carry out the performance test of servomotor, be convenient to revise the control parameter of servomotor, make servomotor reach best duty.
The technical solution adopted for the present invention to solve the technical problems is: a kind of multifunctional servo motor performance test device, comprise test platform, described test platform is provided with a screw mandrel, described screw mandrel is provided with the nut seat matching, described test platform is provided with a line slideway, described line slideway is provided with the slide block matching, between described slide block and nut seat, by web member, be connected, described slide block is provided with position transducer, the two ends of the described screw mandrel torque sensor that is in transmission connection respectively, be in transmission connection respectively damper and treat measured motor of described torque sensor, on described screw mandrel, at least inertia charger is installed or be connected with in one end, described inertia charger comprises at least one removable inertia dish.
As preferably, described damper is hysteresis damper.Hysteresis damper is to take magnetic field to transmit the device of constant torsion as medium.
For preventing that nut seat from exceeding the screw thread travel of screw mandrel, the place, two ends that is positioned at screw mandrel on described test platform is respectively equipped with limit sensors.
Reliable for making to connect, and be convenient to dismounting, described torque sensor is with screw mandrel, damper and treat all by shaft coupling transmission, to be connected between measured motor.
As preferably, described screw mandrel is ball screw.Ball screw has very little frictional resistance, is conducive to improve the accuracy of performance test.
Further, improve the stability of screw mandrel, the two ends of described screw mandrel are respectively equipped with the supporting seat of support screw, are provided with the bearing being set on screw mandrel in described supporting seat.
A kind of servomotor Performance Test System, comprise above-mentioned multifunctional servo motor performance test device, servo controller and main control system, treat measured motor, servo controller and the main control system of described multifunctional servo motor performance test device form signal controlling loop, the position transducer of described multifunctional servo motor performance test device and torque sensor form signals collecting loop by AD converter and main control system, and the damper of multifunctional servo motor performance test device is connected with main control system formation control.
Described is had operation circuit and feedback line between measured motor and servo controller.Be beneficial to the information feedback that realizes Electric Machine Control and machine operation situation.
The invention has the beneficial effects as follows, multifunctional servo motor performance test device of the present invention, novel, be easy to make, working condition that can the various complexity of simulate, the performance parameters such as stationarity, response speed and the power of measurement and analysis motor movement, moment of torsion, speed, determine the operation interval between motor, load, controller, little in speed, load, speed stability, response time requirement prerequisite, obtain the limiting value for operation of electric current, progressively revise the parameter matching of servo controller.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the vertical view of the preferred embodiment of multifunctional servo motor performance test device of the present invention;
Fig. 2 is the stereographic map of the preferred embodiment of multifunctional servo motor performance test device of the present invention.
Fig. 3 is the structured flowchart of the preferred embodiment of servomotor Performance Test System of the present invention.
In figure: 1. test platform, 2. screw mandrel, 21. nut seats, 3. line slideway, 31. slide blocks, 4. web member, 5. torque sensor, 6. damper, 7. treats measured motor, 8. limit sensors, 9. shaft coupling, 10. supporting seat, 11. inertia chargers.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, basic structure of the present invention is only described in a schematic way, so it only show the formation relevant with the present invention.
As depicted in figs. 1 and 2, a kind of multifunctional servo motor performance test device of the present invention, comprise test platform 1, test platform 1 is provided with a screw mandrel 2, screw mandrel 2 is provided with the nut seat 21 matching, test platform 1 is provided with a line slideway 3, line slideway 3 is provided with the slide block 31 matching, between slide block 31 and nut seat 21, by web member 4, be connected, slide block 31 is provided with position transducer, the two ends of screw mandrel 2 torque sensor 5 that is in transmission connection respectively, be in transmission connection respectively damper 6 and treat measured motor 7 of torque sensor 5, inertia charger 11 is installed or be connected with to screw mandrel 2 at least on one end, inertia charger 11 comprises at least one removable inertia dish.Inertia dish can directly be installed on screw mandrel, also can be in transmission connection by chain-wheel mechanism or pulley mechanism or gear mechanism and inertia dish, can play the situation of simulated inertia.
By damper 6, the machine operation situation when constant-resistance, the variable resistance power can be simulated, by inertia charger, the machine operation situation when the different inertia can be simulated.
By testing: performance parameters such as stationarity, response speed and the power of measurement and analysis motor movement, moment of torsion, speed; Determine the operation interval between motor, load, controller, little in speed, load, speed stability, response time requirement prerequisite, obtain the limiting value for operation of electric current, progressively revise the parameter matching of servo controller.
As preferably, damper 6 is hysteresis damper 6.Hysteresis damper 6 is to take magnetic field to transmit the device of constant torsion as medium.
For preventing that nut seat 21 from exceeding the screw thread travel of screw mandrel 2, the place, two ends that is positioned at screw mandrel 2 on test platform 1 is respectively equipped with limit sensors 8.When position transducer arrives the position of limit sensors 8, control and treat that measured motor 7 quits work.
Reliable for making to connect, and be convenient to dismounting, torque sensor 5 and screw mandrel 2, damper 6 and treat all by shaft coupling 9, to be in transmission connection between measured motor 7.
As preferably, screw mandrel 2 is ball screw 2.Ball screw 2 has very little frictional resistance, is conducive to improve the accuracy of performance test.
Further, improve the stability of screw mandrel 2, the two ends of screw mandrel 2 are respectively equipped with the supporting seat 10 of support screw 2, are provided with the bearing being set on screw mandrel 2 in supporting seat 10.
As shown in Figure 3, a kind of servomotor Performance Test System of the present invention, comprise above-mentioned multifunctional servo motor performance test device, servo controller and main control system, treat measured motor 7, servo controller and the main control system of multifunctional servo motor performance test device form signal controlling loop, the position transducer of multifunctional servo motor performance test device and torque sensor 5 form signals collecting loop by AD converter and main control system, and the damper 6 of multifunctional servo motor performance test device is connected with main control system formation control.Described is had operation circuit and feedback line between measured motor 7 and servo controller.
Artificial movement instruction sends to servo controller, while handle: time-speed, displacement, moment of torsion send to main control system, form datum curve, test macro is to being gathered by the speed of measured motor, displacement, moment of torsion, by AD converter, feed back to main control system, merge generating report forms curve with datum curve, by main control system, control 6 resistance of damper, simulation is the situation when the various different real work by measured motor 7, forms different testing journal sheets.Later stage, for testing journal sheet's research, is progressively revised the parameter matching of servo controller, makes to be improved by the control accuracy of measured motor.
The above-mentioned foundation desirable embodiment of the present invention of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this invention technological thought, carry out various change and modification completely.The technical scope of this invention is not limited to the content on instructions, must determine its technical scope according to claim scope.
Claims (8)
1. a multifunctional servo motor performance test device, is characterized in that: comprise test platform, described test platform is provided with a screw mandrel, and described screw mandrel is provided with the nut seat matching,
Described test platform is provided with a line slideway, and described line slideway is provided with the slide block matching, and between described slide block and nut seat, by web member, is connected, and described slide block is provided with position transducer,
The two ends of the described screw mandrel torque sensor that is in transmission connection respectively, be in transmission connection respectively damper and treat measured motor of described torque sensor;
On described screw mandrel, at least one end is installed or is connected with inertia charger, and described inertia charger comprises at least one removable inertia dish.
2. multifunctional servo motor performance test device as claimed in claim 1, is characterized in that: described damper is hysteresis damper.
3. multifunctional servo motor performance test device as claimed in claim 1 or 2, is characterized in that: the place, two ends that is positioned at screw mandrel on described test platform is respectively equipped with limit sensors.
4. multifunctional servo motor performance test device as claimed in claim 1, is characterized in that: described torque sensor is with screw mandrel, damper and treat all by shaft coupling transmission, to be connected between measured motor.
5. multifunctional servo motor performance test device as claimed in claim 1, is characterized in that: described screw mandrel is ball screw.
6. the multifunctional servo motor performance test device as described in claim 1 or 5, is characterized in that: the two ends of described screw mandrel are respectively equipped with the supporting seat of support screw, is provided with the bearing being set on screw mandrel in described supporting seat.
7. a servomotor Performance Test System, it is characterized in that: comprise the multifunctional servo motor performance test device as described in claim 1-6 any one, servo controller and main control system, described multifunctional servo motor performance test device treat measured motor, servo controller and main control system form signal controlling loop, the position transducer of described multifunctional servo motor performance test device and torque sensor form signals collecting loop by AD converter and main control system, the damper of multifunctional servo motor performance test device is connected with main control system formation control.
8. servomotor performance comparison test macro as claimed in claim 7, is characterized in that: described is had operation circuit and feedback line between measured motor and servo controller.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258945A (en) * | 2015-11-19 | 2016-01-20 | 上海无线电设备研究所 | Method for quantitatively controlling operational stability of servo mechanism by using automatic gear grinding technology |
| CN105572588A (en) * | 2015-12-09 | 2016-05-11 | 奇瑞汽车股份有限公司 | Servo motor detection device |
| CN106198730A (en) * | 2016-07-17 | 2016-12-07 | 江南大学 | A kind of convergence testing agency automatically |
| CN109063990A (en) * | 2018-07-20 | 2018-12-21 | 湖南大学 | Servo-system response performance appraisal procedure |
| CN110044404A (en) * | 2019-05-15 | 2019-07-23 | 湖北远蓝机器有限公司 | A kind of Multifunction Sensor performance detection machine |
| CN112731144A (en) * | 2020-12-24 | 2021-04-30 | 太和县职到智控科技有限公司 | Motor drive and motion control test device |
| CN113465960A (en) * | 2021-06-02 | 2021-10-01 | 无锡市航鹄科技有限公司 | Load simulation method and load simulation device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258945A (en) * | 2015-11-19 | 2016-01-20 | 上海无线电设备研究所 | Method for quantitatively controlling operational stability of servo mechanism by using automatic gear grinding technology |
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| CN113465960A (en) * | 2021-06-02 | 2021-10-01 | 无锡市航鹄科技有限公司 | Load simulation method and load simulation device |
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