CN112698203A - Intelligent detection system and method for comprehensive performance of stepping motor - Google Patents
Intelligent detection system and method for comprehensive performance of stepping motor Download PDFInfo
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- CN112698203A CN112698203A CN202011626059.3A CN202011626059A CN112698203A CN 112698203 A CN112698203 A CN 112698203A CN 202011626059 A CN202011626059 A CN 202011626059A CN 112698203 A CN112698203 A CN 112698203A
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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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- 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
- G01L5/0061—Force sensors associated with industrial machines or actuators
Abstract
The invention discloses an intelligent detection system and method for comprehensive performance of a stepping motor.A main controller sends out a control signal, the stepping motor is rotated according to the acquired control signal, and an actual angle acquired by a pulse detection subsystem is compared with a theoretical angle to obtain the accuracy of a stepping angle; based on the control signal, the stepping motor and the load machine are operated, a torque detection subsystem is used for measuring and detecting corresponding torque values in abnormal conditions, and all the torque values are used for generating corresponding torque-frequency characteristic curves; generating a constant load moment based on the control signal, synchronizing the stepping motor and the load machine according to the obtained constant frequency pulse control signal, and changing the load moment until the load moment is lost, wherein the corresponding load moment is a pulling-in moment; and calculating corresponding pulling-out torque and static torque according to the torque-frequency characteristic curve, and improving the comprehensive performance of the product.
Description
Technical Field
The invention relates to the technical field of performance testing of stepping motors, in particular to an intelligent detection system and method for comprehensive performance of a stepping motor.
Background
The stepping motor is widely applied to occasions with higher precision requirements, such as medical instruments, precision instruments, industrial control systems and the like. Related performance parameters are calibrated before the stepping motor leaves a factory, but in practical application, part of the motor does not conform to the calibrated parameter indexes. If the stepping motor is not used for actual performance parameter test, the stepping motor can be directly applied to a high-precision instrument according to the calibrated performance parameters, and the instrument precision can be greatly reduced. Therefore, the performance of the stepping motor needs to be tested in the occasions with high progress requirements, the performance parameters tested by the traditional stepping motor performance testing device are less, the intellectualization is insufficient, the testing speed is low, and the comprehensive performance of the product is reduced.
Disclosure of Invention
The invention aims to provide an intelligent detection system and method for comprehensive performance of a stepping motor, and comprehensive performance of products is improved.
In order to achieve the above object, in a first aspect, the present invention provides an intelligent detection system for comprehensive performance of a stepping motor, the intelligent detection system for comprehensive performance of a stepping motor comprises a stepping motor driving subsystem, a torque detection subsystem, a torque application subsystem, a pulse detection subsystem, a plurality of couplers, a first fixing bracket, a second fixing bracket, a third fixing bracket, a fourth fixing bracket and a base, the torque detection subsystem is fixedly connected with the stepping motor driving subsystem through the couplers and is located at one side of the stepping motor driving subsystem, the torque application subsystem is fixedly connected with the torque detection subsystem through the couplers and is located at one side far from the stepping motor driving subsystem, the pulse detection subsystem is fixedly connected with the torque application subsystem through the couplers and is located at one side far from the torque detection subsystem, the first fixed bolster with step motor drive subsystem with base fixed connection to be located step motor drive subsystem with between the base, the second fixed bolster with moment detects subsystem with base fixed connection, and is located moment detects subsystem with between the base, the third fixed bolster with moment applys subsystem with base fixed connection, and is located moment applys subsystem with between the base, the fourth fixed bolster with pulse detection subsystem with base fixed connection, and is located pulse detection subsystem with between the base.
The stepping motor driving subsystem comprises a stepping motor module and a first photoelectric isolation module, and the stepping motor module is connected with the first photoelectric isolation module.
The step motor driving subsystem further comprises a motor driving circuit module, and the motor driving circuit module is connected with the first photoelectric isolation module and the step motor module.
The torque detection subsystem comprises a torque sensor, an amplification and shaping circuit module and an analog-to-digital conversion module, wherein the amplification and shaping circuit module is connected with the torque sensor, and the analog-to-digital conversion module is connected with the amplification and shaping circuit module.
The moment applying subsystem comprises a second photoelectric isolation module, a load machine driving circuit module and a load machine, wherein the load machine driving circuit module is connected with the second photoelectric isolation module, and the load machine is connected with the load machine driving circuit module.
In a second aspect, the present invention provides an intelligent detection method for comprehensive performance of a stepping motor, which is suitable for the intelligent detection system for comprehensive performance of a stepping motor according to the first aspect, and comprises the following steps:
enabling the stepping motor to rotate according to the acquired control signal, and comparing the actual angle acquired by the pulse detection subsystem with the theoretical angle to obtain the step angle precision;
based on the control signal, the stepping motor and the load machine are operated, a torque detection subsystem is used for measuring and detecting corresponding torque values in abnormal conditions, and all the torque values are used for generating corresponding torque-frequency characteristic curves;
generating a constant load moment based on the control signal, synchronizing the stepping motor and the load machine according to the obtained constant frequency pulse control signal, and changing the load moment until the load moment is lost, wherein the corresponding load moment is a pulling-in moment;
and calculating corresponding pulling-out torque and static torque according to the torque-frequency characteristic curve.
The invention relates to an intelligent detection system and a method for comprehensive performance of a stepping motor, wherein the intelligent detection system for the comprehensive performance of the stepping motor comprises a stepping motor driving subsystem, a torque detection subsystem, a torque applying subsystem, a pulse detection subsystem, a plurality of couplers, a first fixed support, a second fixed support, a third fixed support, a fourth fixed support and a base, the stepping motor is rotated according to an obtained control signal, and an actual angle acquired by the pulse detection subsystem is compared with a theoretical angle to obtain the precision of a stepping angle; based on the control signal, the stepping motor and the load machine are operated, a torque detection subsystem is used for measuring and detecting corresponding torque values in abnormal conditions, and all the torque values are used for generating corresponding torque-frequency characteristic curves; generating a constant load moment based on the control signal, synchronizing the stepping motor and the load machine according to the obtained constant frequency pulse control signal, and changing the load moment until the load moment is lost, wherein the corresponding load moment is a pulling-in moment; and calculating corresponding pulling-out torque and static torque according to the torque-frequency characteristic curve, and improving the comprehensive performance of the product.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a connection structure of an intelligent detection system for comprehensive performance of a stepping motor provided by the invention.
Fig. 2 is a block diagram of a stepping motor comprehensive performance intelligent detection system provided by the invention.
Fig. 3 is a schematic step diagram of an intelligent detection method for comprehensive performance of a stepping motor according to the present invention.
Fig. 4 is a flowchart of the step angle accuracy measurement provided by the present invention.
Fig. 5 is a flow chart of measuring the moment-frequency characteristic curve provided by the invention.
FIG. 6 is a flow chart of pull-in torque measurement provided by the present invention
The system comprises a 1-stepping motor driving subsystem, a 2-torque detecting subsystem, a 3-torque applying subsystem, a 4-pulse detecting subsystem, a 5-information processing subsystem, a 6-coupler, a 7-first fixing support, an 8-second fixing support, a 9-third fixing support, a 10-fourth fixing support, a 11-base, a 101-stepping motor module, a 102-first photoelectric isolation module, a 103-motor driving circuit module, a 201-torque sensor, a 202-amplification shaping circuit module, a 203-analog-to-digital conversion module, a 301-second photoelectric isolation module, a 302-loading machine driving circuit module, a 303-loading machine, a 501-main controller, a 502-display module and a 503-storage module.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 and 2, the present invention provides an intelligent detection system for comprehensive performance of a stepping motor, the intelligent detection system for comprehensive performance of a stepping motor comprises a stepping motor driving subsystem 1, a torque detection subsystem 2, a torque applying subsystem 3, a pulse detection subsystem 4, a plurality of couplers 6, a first fixing support 7, a second fixing support 8, a third fixing support 9, a fourth fixing support 10 and a base 11, the torque detection subsystem 2 is fixedly connected with the stepping motor driving subsystem 1 through the couplers 6 and is located at one side of the stepping motor driving subsystem 1, the torque applying subsystem 3 is fixedly connected with the torque detection subsystem 2 through the couplers 6 and is located at one side far from the stepping motor driving subsystem 1, the pulse detection subsystem 4 is fixedly connected with the torque applying subsystem 3 through the couplers 6, and be located keep away from moment detection subsystem 2 one side, first fixed bolster 7 with step motor drive subsystem 1 with base 11 fixed connection, and be located step motor drive subsystem 1 with between the base 11, second fixed bolster 8 with moment detection subsystem 2 with base 11 fixed connection, and be located moment detection subsystem 2 with between the base 11, third fixed bolster 9 with moment is applyed subsystem 3 with base 11 fixed connection, and is located moment is applyed subsystem 3 with between the base 11, fourth fixed bolster 10 with pulse detection subsystem 4 with base 11 fixed connection, and be located pulse detection subsystem 4 with between the base 11.
In this embodiment, the stepping motor driving subsystem 1, the torque detecting subsystem 2, the torque applying subsystem 3 and the pulse detecting subsystem 4 are fixed on a base 11 through the first fixing bracket 7, the second fixing bracket 8, the third fixing bracket and the third fixing bracket 9, and the coupling 6 is used for transmitting a motion process; the stepping motor driving subsystem 1 is used for carrying out corresponding rotary motion according to the acquired control signal; the torque detection subsystem 2 is used for acquiring a torque value, amplifying the torque value and performing analog-to-digital conversion processing to obtain a corresponding digital signal; the torque application subsystem 3 is used for applying corresponding load torque according to the acquired control signal; and the pulse detection subsystem 4 is used for detecting the actual pulse number of the stepping motor driving subsystem 1.
The system has the working flow as follows:
enabling the stepping motor driving subsystem 1 to rotate according to the acquired control signal, and comparing the actual angle acquired by the pulse detection subsystem 4 with the theoretical angle to obtain the step angle precision;
based on the control signal, the stepping motor driving subsystem 1 and the torque applying subsystem 3 are operated, a torque detection subsystem 2 is used for measuring and detecting corresponding torque values when abnormality occurs, and all the torque values are used for generating corresponding torque-frequency characteristic curves;
generating a constant load moment based on the control signal, synchronizing the stepping motor 101 with the load machine 303 according to the obtained constant frequency pulse control signal, and changing the load moment until the load moment is generated, wherein the corresponding load moment is a pulling moment;
and calculating corresponding pulling-out torque and static torque according to the torque-frequency characteristic curve.
Furthermore, the intelligent detection system for the comprehensive performance of the stepping motor further comprises an information processing subsystem 5, and the information processing subsystem 5 is connected with the stepping motor driving subsystem 1, the torque detection subsystem 2, the torque applying subsystem 3 and the pulse detection subsystem 4.
In this embodiment, the information processing subsystem 5 is configured to generate the control signal, receive the torque value collected by the torque detection subsystem 2 and the data collected by the pulse detection subsystem 4, and calculate, display and store all the received data, where the control signal is used to control the operations of the stepping motor driving subsystem 1 and the torque application subsystem 3.
Further, the information processing subsystem 5 includes a main controller 501, a display module 502 and a storage module 503, the main controller 501 is connected to the stepping motor driving subsystem 1, the torque detection subsystem 2, the torque applying subsystem 3 and the pulse detection subsystem 4, and the display module 502 and the storage module 503 are connected to the main controller 501.
In this embodiment, the main controller 501 is configured to send the control signal to the stepping motor driving subsystem 1 and the torque applying subsystem 3, receive data of the torque detecting subsystem 2, generate a corresponding torque-frequency characteristic curve, receive data collected by the pulse detecting subsystem 4, determine whether the stepping motor driving subsystem 1 is out of step and suddenly changes in pulse, calculate a rotation angle of the stepping motor driving subsystem 1, the display module 502 is configured to display a calculation result of the main controller 501, the storage module 503 is configured to store all data and calculation results received by the main controller 501, and store preset measurement parameters, and the system automatically performs a corresponding test according to the measurement parameters, and finally displays the test result on a display end of an upper computer, and the data is convenient to search and trace.
Further, the stepping motor driving subsystem 1 includes a stepping motor 101 and a first optoelectronic isolation module 102, and the stepping motor 101 is connected to the first optoelectronic isolation module 102.
In this embodiment, the first optoelectronic isolation module 102 is connected to the main controller 501, and is configured to receive the control signal, and isolate the main controller 501 from a driving circuit of the stepping motor 101, so as to prevent a strong signal from entering a controller portion and causing an unwanted fault; the stepping motor 101 is configured to perform corresponding rotational movement according to the control signal.
Further, the stepping motor driving subsystem 1 further includes a motor driving circuit module 103, and the motor driving circuit module 103 is connected to the first photoelectric isolation module 102 and the stepping motor 101.
In this embodiment, the motor driving circuit module 103 is configured to send an operation signal to the stepping motor 101 according to the control signal passing through the first optoelectronic isolation module 102, so that the stepping motor 101 performs corresponding rotational motion according to the operation signal.
Further, the torque detection subsystem 2 includes a torque sensor 201, an amplification and shaping circuit module 202, and an analog-to-digital conversion module 203, where the amplification and shaping circuit module 202 is connected to the torque sensor 201, and the analog-to-digital conversion module 203 is connected to the amplification and shaping circuit module 202.
In this embodiment, the torque sensor 201 is configured to detect a torque applied by the torque application subsystem 3, the amplification and shaping circuit module 202 is configured to perform amplification and shaping processing on a torque value detected by the torque sensor 201, and the analog-to-digital conversion module 203 is configured to convert a signal transmitted by the amplification and shaping circuit module 202 into a digital signal and transmit the digital signal to the master controller, so that the master controller 501 performs identification processing.
Further, the torque application subsystem 3 includes a second photoelectric isolation module 301, a load machine 303 driving circuit module 302 and a load machine 303, the load machine 303 driving circuit module 302 is connected with the second photoelectric isolation module 301, and the load machine 303 is connected with the load machine 303 driving circuit module 302.
In this embodiment, the second optoelectronic isolation module 301 is configured to receive the control signal, and isolate the main controller 501 from the driving circuit of the high-power load machine 303, so as to prevent a strong signal from entering the controller portion and causing an unwanted fault. The load machine 303 drives the circuit module 302, and is configured to transmit the control signal to the load machine 303, and provide a large current for the load machine 303, so that the load machine 303 outputs a specified torque. The loading machine 303 is configured to apply a corresponding load moment according to the control signal.
Referring to fig. 3, the present invention provides an intelligent detection method for comprehensive performance of a stepping motor, which is suitable for the intelligent detection system for comprehensive performance of a stepping motor, and comprises the following steps:
s101, enabling the stepping motor 101 to rotate according to the acquired control signal, and comparing the actual angle acquired by the pulse detection subsystem 4 with the theoretical angle to obtain the step angle precision.
Specifically, as shown in fig. 4, the storage module 503 sets a step angle measurement parameter, the main controller 501 sends a control signal to the stepping motor 101, the stepping motor 101 rotates according to the control signal, and the pulse detection subsystem 4 can detect an actual angle of the stepping motor 101. The main controller 501 compares the actual angle of the stepping motor 101 detected by the pulse detection subsystem 4 with the theoretical angle of the stepping motor 101 according to the control signal until 10 sets of precision measurement values of the stepping angle are obtained. By comparison, the step angle accuracy of the stepping motor 101 can be calculated, and the step angle accuracy value can be displayed on the display module 502.
And S102, operating the stepping motor 101 and the load machine 303 based on the control signal, measuring and detecting a corresponding torque value when abnormality is detected by using the torque detection subsystem 2, and generating corresponding torque-frequency characteristic curves for all the torque values.
Specifically, as shown in fig. 5, the storage module 503 sets a moment-frequency characteristic curve parameter, and the main controller 501 sends a control signal to the stepping motor 101, so that the stepping motor 101 operates at a constant speed and no load according to a specified frequency. The master controller 501 then sends a control signal to the load machine 303 to cause the load machine 303 to slowly apply a load torque. And detecting whether the stepping motor 101 is out of step or whether the detection value of the torque sensor 201 has sudden change by using the pulse detection subsystem 4. If step-out occurs or the torque value of the torque sensor 201 changes suddenly, the torque sensor 201 is used for measuring the torque value at the moment, whether the number of frequency points is measured is judged, if not, the main controller 501 changes the frequency points measured by the stepping motor 101, and the operation frequency is increased at a constant speed, and the steps are repeated to obtain a group of torque-frequency characteristic data. The main controller 501 processes the moment-frequency characteristic data and displays the moment-frequency characteristic curve on the display module 502.
S103, generating a constant load moment based on the control signal, synchronizing the stepping motor 101 and the load machine 303 according to the obtained constant frequency pulse control signal, and changing the load moment until the load moment is generated, wherein the corresponding load moment is a pulling-in moment.
Specifically, as shown in fig. 6, the storage module 503 sets a pull-in torque parameter, the main controller 501 sends a control signal to the load machine 303, so that the load machine 303 generates a constant load torque, and then the controller sends a constant frequency pulse control signal to the stepping motor 101, and if the stepping motor 101 can synchronize with the constant frequency pulse sent by the main controller 501 without missing steps, the stepping motor 101 can pull in the load with the load torque under the constant frequency pulse. The constant frequency pulse control signal sent by the main controller 501 to the stepping motor 101 is not changed, the pulse detection subsystem 4 is used for detecting whether the stepping motor 101 has a step loss, and if the step loss occurs, the load moment applied by the loader 303 is changed. Repeated experiments can obtain the maximum load torque (the load torque corresponding to the step loss) of the stepping motor 101 under the constant frequency, namely the pull-in torque.
And S104, calculating corresponding pulling-out torque and static torque according to the torque-frequency characteristic curve.
In particular, the pull-out torque may be derived from measuring the torque-frequency curve. The static torque can be determined from the maximum torque at low speed of the torque-frequency characteristic curve.
The slow application of load moment, the continuous change of the control pulse frequency of the stepping motor 101 and the like in the intelligent detection system for the comprehensive performance of the stepping motor are realized intelligently by the main controller 501, and a user only needs to set parameters on a display interface of an upper computer.
The invention relates to an intelligent detection system and a method for comprehensive performance of a stepping motor, wherein the intelligent detection system for the comprehensive performance of the stepping motor comprises a stepping motor driving subsystem 1, a torque detection subsystem 2, a torque applying subsystem 3, a pulse detection subsystem 4, a plurality of couplers 6, a first fixed support 7, a second fixed support 8, a third fixed support 9, a fourth fixed support 10 and a base 11, the stepping motor 101 is rotated according to an obtained control signal, and an actual angle acquired by the pulse detection subsystem 4 is compared with a theoretical angle to obtain the step angle precision; based on the control signal, the stepping motor 101 and the load machine 303 are operated, the torque value corresponding to the abnormal detection is measured by the torque detection subsystem 2, and all the torque values are used for generating corresponding torque-frequency characteristic curves; generating a constant load moment based on the control signal, synchronizing the stepping motor 101 with the load machine 303 according to the obtained constant frequency pulse control signal, and changing the load moment until the load moment is generated, wherein the corresponding load moment is a pulling moment; and calculating corresponding pulling-out torque and static torque according to the torque-frequency characteristic curve, and improving the comprehensive performance of the product.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. An intelligent detection system for the comprehensive performance of a stepping motor is characterized in that,
the intelligent detection system for the comprehensive performance of the stepping motor comprises a stepping motor driving subsystem, a torque detection subsystem, a torque applying subsystem, a pulse detection subsystem, a plurality of couplers, a first fixed support, a second fixed support, a third fixed support, a fourth fixed support and a base, wherein the torque detection subsystem is fixedly connected with the stepping motor driving subsystem through the couplers and is positioned on one side of the stepping motor driving subsystem, the torque applying subsystem is fixedly connected with the torque detection subsystem through the couplers and is positioned on one side far away from the stepping motor driving subsystem, the pulse detection subsystem is fixedly connected with the torque applying subsystem through the couplers and is positioned on one side far away from the torque detection subsystem, the first fixed support is fixedly connected with the stepping motor driving subsystem and the base, the second fixed support is fixedly connected with the torque detection subsystem and the base and is positioned between the torque detection subsystem and the base, the third fixed support is fixedly connected with the torque application subsystem and the base and is positioned between the torque application subsystem and the base, and the fourth fixed support is fixedly connected with the pulse detection subsystem and the base and is positioned between the pulse detection subsystem and the base.
2. The intelligent detection system for the comprehensive performance of the stepping motor as claimed in claim 1,
the stepping motor driving subsystem comprises a stepping motor module and a first photoelectric isolation module, and the stepping motor module is connected with the first photoelectric isolation module.
3. The intelligent detection system for the comprehensive performance of the stepping motor as claimed in claim 2,
the step motor driving subsystem further comprises a motor driving circuit module, and the motor driving circuit module is connected with the first photoelectric isolation module and the step motor module.
4. The intelligent detection system for the comprehensive performance of the stepping motor as claimed in claim 1,
the torque detection subsystem comprises a torque sensor, an amplification and shaping circuit module and an analog-to-digital conversion module, wherein the amplification and shaping circuit module is connected with the torque sensor, and the analog-to-digital conversion module is connected with the amplification and shaping circuit module.
5. The intelligent detection system for the comprehensive performance of the stepping motor as claimed in claim 1,
the torque application subsystem comprises a second photoelectric isolation module, a loading machine driving circuit module and a loading machine, wherein the loading machine driving circuit module is connected with the second photoelectric isolation module, and the loading machine is connected with the loading machine driving circuit module.
6. An intelligent detection method for comprehensive performance of a stepping motor, which is suitable for the intelligent detection system for comprehensive performance of the stepping motor as claimed in any one of claims 1 to 5, and is characterized by comprising the following steps:
enabling the stepping motor to rotate according to the acquired control signal, and comparing the actual angle acquired by the pulse detection subsystem with the theoretical angle to obtain the step angle precision;
based on the control signal, the stepping motor and the load machine are operated, a torque detection subsystem is used for measuring and detecting corresponding torque values in abnormal conditions, and all the torque values are used for generating corresponding torque-frequency characteristic curves;
generating a constant load moment based on the control signal, synchronizing the stepping motor and the load machine according to the obtained constant frequency pulse control signal, and changing the load moment until the load moment is lost, wherein the corresponding load moment is a pulling-in moment;
and calculating corresponding pulling-out torque and static torque according to the torque-frequency characteristic curve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011626059.3A CN112698203A (en) | 2020-12-31 | 2020-12-31 | Intelligent detection system and method for comprehensive performance of stepping motor |
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| CN202011626059.3A CN112698203A (en) | 2020-12-31 | 2020-12-31 | Intelligent detection system and method for comprehensive performance of stepping motor |
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| CN110596589A (en) * | 2019-10-22 | 2019-12-20 | 章五明 | Comprehensive performance test system for stepping motor |
| CN210533302U (en) * | 2019-11-21 | 2020-05-15 | 汇润电气有限公司 | Step angle precision detection device |
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|---|---|---|---|---|
| JPH0643049A (en) * | 1991-09-24 | 1994-02-18 | N F Keisoku Syst:Kk | Load-torque measruing apparatus for stepping motor |
| CN101865774A (en) * | 2010-05-14 | 2010-10-20 | 北京工业大学 | Multi-energy hybrid power comprehensive test device |
| CN103698701A (en) * | 2013-12-25 | 2014-04-02 | 中国科学院西安光学精密机械研究所 | Automatic comprehensive test system and automatic comprehensive test method of stepper motor |
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| CN105403832A (en) * | 2015-11-26 | 2016-03-16 | 北京卫星制造厂 | Comprehensive property test system for stepping motor |
| CN107843368A (en) * | 2017-11-03 | 2018-03-27 | 滁州学院 | A kind of economical and practical type stepper motor pull-out torque characteristic automatic testing equipment |
| CN109672374A (en) * | 2018-12-24 | 2019-04-23 | 浙江大学 | A kind of method of quantitative analysis stepper motor starting ability |
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Application publication date: 20210423 |
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