CN105737973A - Motor noise automatic detection system and detection method - Google Patents
Motor noise automatic detection system and detection method Download PDFInfo
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- CN105737973A CN105737973A CN201610101392.XA CN201610101392A CN105737973A CN 105737973 A CN105737973 A CN 105737973A CN 201610101392 A CN201610101392 A CN 201610101392A CN 105737973 A CN105737973 A CN 105737973A
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- 238000001514 detection method Methods 0.000 title abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 75
- 238000000034 method Methods 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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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
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- General Physics & Mathematics (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The present invention discloses a motor noise automatic detection system and a detection method. The detection system comprises a hydraulic loading bench, a to-be-detected motor arranged on the hydraulic loading bench, a driver used for driving the to-be-detected motor to operate and a noise instrument for detecting the noise of the to-be-detected motor, and is characterized by also comprising a control module, a communication module and a motor rotating speed switching switch, wherein the control module and the communication module are communicated with each other, the communication module and the driver are communicated with each other, and the control module writes the parameters of the to-be-detected motor in the driver via the communication module and sends out a motor operation instruction to the driver, so that the driver drives the to-be-detected motor to operate. The control module real-timely reads a signal fed back by the driver to the communication module and records the actual rotating speed of the to-be-detected motor, and the output end of the motor rotating speed switching switch is connected with the input end of the communication module to adjust the rotating speed of the motor. The advantages of the present invention are that: the motor operation can be controlled automatically, the rotating speed of the motor can be switched remotely, the manpower is saved, and the detection efficiency is improved.
Description
Technical field
The present invention relates to noise of motor detection field, particularly relate to a kind of noise of motor automatic checkout system and detection method.
Background technology
When motor being run in national standard, the discharge of noise has certain restriction, therefore it is required that motor must carry out the detection of noise before dispatching from the factory, whether up to standard can detect noise emission first, second can detect when motor runs whether have abnormal sound.
The method that the detection of current noise of motor is commonly used is to allow use noise measuring instrument to measure when hydraulic loaded platform run with load until measured motor.Not excessive electric motor starting must flow through when running and artificially drive parameter is configured, and needs again to manually set rotating speed when adjusting motor speed.This traditional noise of motor test mode waste of manpower as can be seen here, shortcoming efficiency, will be consumed in parameter setting the plenty of time and among personnel beat up and down, not meet the requirement of automatical and efficient detection.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of noise of motor automatic checkout system and detection method, it is possible to automatic control motor runs and long-range switch motor rotating speed, saves manpower, improves detection efficiency.
This invention address that the technical scheme that above-mentioned technical problem adopts is: a kind of noise of motor automatic checkout system, including hydraulic loaded platform, it is arranged on treating measured motor, treat the driver that measured motor runs and the noise instrument detecting described noise of motor to be measured described in driving on described hydraulic loaded platform, it is characterized in that, also include: control module, communication module and motor speed switching switch, wherein
Described control module intercoms mutually with described communication module, described communication module intercoms mutually with described driver, described control module by described communication module to described driver write described in treat the parameter of measured motor, and send motor rotation instruction to described driver, make to treat that measured motor runs described in described driver drives；Described control module reads described driver in real time and feeds back to the signal of described communication module, treats the actual speed of measured motor described in record；
The outfan of described motor speed switching switch is connected with the input of described communication module, is used for regulating motor speed.Thus, can pass through to control the modules such as module, communication module, motor speed switching switch and realize the process that automatically detects to noise of motor, it is achieved the automatization of motor load operating, it is not necessary to drive parameter is artificially set or artificially adjusts motor speed, save manpower, improve detection efficiency.
In some embodiments, described communication module includes the intercommunication of the intercommunication of ethernet communication module and CAN communication module, described control module and described ethernet communication module, described CAN communication module and described driver.Thus, communication module can convert the ethernet communication information received to CAN communication information and maybe convert the CAN communication information received to ethernet communication information.Controlling to use Ethernet udp protocol to carry out data transmission between module and communication module, message transmission rate is fast, real-time good；By CAN communication between communication module and driver, capacity of resisting disturbance is strong.Communication module can change into CAN message the Ethernet information received, then information is passed to driver, or CAN message is changed into Ethernet information, then information is passed to control module.
In some embodiments, described noise instrument treats that noise is detected at each position of measured motor described in close.Thus, it is possible to the running noises of detection motor different parts.
A kind of above-mentioned noise of motor automatic checkout system is adopted to carry out the method that noise of motor detects automatically, it is characterised in that to comprise the following steps:
1. will treat that measured motor is installed on hydraulic loaded platform, and connect and treat measured motor, driver, communication module, control module and motor speed switching switch；
2. control module according to the model treating measured motor, treat the rated power of measured motor, rated speed by communication module to driver write and treat the resistance of measured motor, inductance parameters；
3. using the motor speed switching rotating speed initially specified of switch as currently assigned rotating speed, control module and send the motor rotation instruction comprising currently assigned rotating speed, and it being transferred to driver by communication module, according to the motor rotation order-driven received, driver treats that measured motor runs；
4. transmitting service data to driver in real time after measured motor runs, driver back-to-back running data, to communication module, control module and read the signal of communication module in real time, and record the actual speed treating measured motor；
5. one noise detected part of selection is being treated on measured motor, using this noise detected part as current noise detected part；
6. being put by noise instrument near current noise detected part, noise instrument detects the noise at current noise detected part place under this actual speed；
7. comparison controls the noise at current noise detected part place under this actual speed allowing maximum noise value and noise instrument to detect corresponding to the actual speed of module record, if the former is more than or equal to the latter, then show that the noise emission at current noise detected part place is up to standard under currently assigned rotating speed；If the former is less than the latter, then show that the noise emission at current noise detected part place is not up to standard under currently assigned rotating speed；
8. the next noise detected part of selection on measured motor is being treated, using this noise detected part as current noise detected part, being then back to step 6. continue executing with, until treating that the noise measuring at all noise detected part places that should detect on measured motor is complete, then performing step 9.；
9. motor speed switching switch is pressed, it is switched to the rotating speed that the next one is specified, and the rotating speed specified by the next one is as currently assigned rotating speed, communication module reads the signal of currently assigned rotating speed and is transferred to driver, driver drives according to the signal of the currently assigned rotating speed received and treats that measured motor runs according to currently assigned rotating speed, it is then back to step 4. continue executing with, until all rotating speed switchings that should specify of motor speed switching switch are complete.
Compared with prior art, it is an advantage of the current invention that:
(1) upper computer control module incorporates the operating process of noise measuring, it is possible to the steps such as motor study, operating and stopping automatically being run by flow process, it is achieved the automatization of motor load operating.
(2) controlling to use Ethernet udp protocol to carry out data transmission between module and communication module, message transmission rate is fast, real-time good, and by CAN communication between communication module and driver, capacity of resisting disturbance is strong.
(3) upper computer control module is able to record that each item data when testing of electric motors runs drawing data curve, is conducive to the performance treating measured motor to carry out data analysis.
(4) motor speed switching switch can pass through the long-range control of switch, it is not necessary to directly to driver operation and adjustable motor speed, whole process is automatical and efficient, saves manpower.
Accompanying drawing explanation
Fig. 1 is the theory diagram of a kind of noise of motor automatic checkout system of one embodiment of the invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of noise of motor automatic checkout system of the present invention is described in further detail, but not as a limitation of the invention.
Embodiment 1
As it is shown in figure 1, a kind of noise of motor automatic checkout system includes: control module 1, communication module 2, driver 3, treat measured motor 4, hydraulic loaded platform 5, motor speed switching switch 6 and noise instrument 7.
Treat that measured motor 4 is arranged on hydraulic loaded platform 5.The end that controls of driver 3 is connected with the input treating measured motor 4, and the feedback end of driver 3 is connected with the outfan treating measured motor 4, and driver 3 treats the feedback signal of measured motor 4 for driving the operation treating measured motor 4 and reception.Noise instrument 7 is for detecting the noise when measured motor 4 operates.
Controlling module 1 to intercom with communication module 2 phase, communication module 2 intercoms with driver 3 phase.Control module 1 and treated the parameter of measured motor 4 by communication module 2 to driver 3 write, and send motor rotation instruction to driver 3, make driver 3 drive and treat that measured motor 4 runs.Control module 1 reads driver 3 in real time and feeds back to the signal of communication module 2, and the actual speed of measured motor 4 treated in record.
The outfan of motor speed switching switch 6 is connected with the input of communication module 2, is used for regulating motor speed.
In the present embodiment, controlling module 1 is PC upper computer control module, and communication module 2 includes ethernet communication module and CAN(ControllerAreaNetwork, controller local area network) communication module.Control between module 1 and ethernet communication module by Ethernet UDP(UserDatagramProtocol, UDP) intercom mutually, the intercommunication of CAN communication module and driver 3.Communication module 2 can convert the ethernet communication information received to CAN communication information and maybe convert the CAN communication information received to ethernet communication information.Noise instrument 7 is near treating that the running noises treating measured motor 4 is detected at each position of measured motor 4, and reads noise data.
Hereinafter a kind of noise of motor automatic testing method of the present invention is described in further detail, but not as a limitation of the invention.
Embodiment 2
The method that the above-mentioned noise of motor automatic checkout system of employing of the present invention carries out noise measuring, comprises the following steps:
1. will treat that measured motor 4 is installed on hydraulic loaded platform 5, and connect and treat measured motor 4, driver 3, communication module 2, control module 1 and motor speed switching switch 6.
2. control module 1 according to the model treating measured motor 4, treat the rated power of measured motor 4, rated speed by communication module 2 to driver 3 write and treat the parameters such as the resistance of measured motor, inductance.
3. using the motor speed switching rotating speeds initially specified of switch 6 as currently assigned rotating speed, control module 1 and send the motor rotation instruction comprising currently assigned rotating speed, and it being transferred to driver 3 by communication module 2, according to the motor rotation order-driven received, driver 3 treats that measured motor 4 runs.
4. transmitting service data to driver 3 in real time after measured motor 4 runs, driver 3 back-to-back running data, to communication module 2, control module 1 and read the signal of communication module 2 in real time, and record the actual speed treating measured motor 4.In the present embodiment, service data mainly treats the parameter that measured motor 4 runs, and mainly includes treating the actual speed of measured motor 4, actual current, virtual voltage etc..
5. one noise detected part of selection is being treated on measured motor 4, using this noise detected part as current noise detected part.
6. being put by noise instrument 7 near current noise detected part, noise instrument 7 detects the noise at current noise detected part place under this actual speed.
7. comparison controls the noise at current noise detected part place under this actual speed allowing maximum noise value and noise instrument 7 to detect corresponding to the actual speed of module 1 record, if the former is more than or equal to the latter, then show that the noise emission at current noise detected part place is up to standard under currently assigned rotating speed；If the former is less than the latter, then show that the noise emission at current noise detected part place is not up to standard under currently assigned rotating speed.
8. the next noise detected part of selection on measured motor 4 is being treated, using this noise detected part as current noise detected part, being then back to step 6. continue executing with, until treating that the noise measuring at all noise detected part places that should detect on measured motor 4 is complete, then performing step 9..
9. motor speed switching switch 6 is pressed, it is switched to the rotating speed that the next one is specified, and the rotating speed specified by the next one is as currently assigned rotating speed, communication module 2 reads the signal of currently assigned rotating speed and is transferred to driver 3, driver 3 drives according to the signal of the currently assigned rotating speed received and treats that measured motor 4 runs according to currently assigned rotating speed, it is then back to step 4. continue executing with, until all rotating speed switchings that should specify of motor speed switching switch 6 are complete.
According to difference, the rotating speed wherein specified treats that measured motor 4 sets, it is possible to arrange different specify rotating speed and the switchings of different motor speeds and switch 6 number of operations.In the present embodiment, noise detecting process can switch altogether three rotating speeds.The rotating speed that step motor speed switching switch 3. is initially specified is set to 1000 turns, step 9. in press motor speed switching switch, it is switched to the rotating speed that the next one is specified, the rotating speed that second time is specified is set to 1500 turns, the rotating speed that third time is specified is set to 2000 turns, and this rotating speed specified for three times can set in the control module in advance.When noise of motor detects complete under 2000 rotating speeds, whole noise of motor detects process automatically to be terminated.
Claims (4)
1. a noise of motor automatic checkout system, including hydraulic loaded platform, it is arranged on treating measured motor, treat the driver that measured motor runs and the noise instrument detecting described noise of motor to be measured described in driving on described hydraulic loaded platform, it is characterized in that, also include: control module, communication module and motor speed switching switch, wherein
Described control module intercoms mutually with described communication module, described communication module intercoms mutually with described driver, described control module by described communication module to described driver write described in treat the parameter of measured motor, and send motor rotation instruction to described driver, make to treat that measured motor runs described in described driver drives；Described control module reads described driver in real time and feeds back to the signal of described communication module, treats the actual speed of measured motor described in record；
The outfan of described motor speed switching switch is connected with the input of described communication module, is used for regulating motor speed.
2. a kind of noise of motor automatic checkout system as claimed in claim 1, it is characterized in that, described communication module includes ethernet communication module and CAN communication module, the intercommunication of the intercommunication of described control module and described ethernet communication module, described CAN communication module and described driver.
3. a kind of noise of motor automatic checkout system as claimed in claim 1, it is characterised in that described noise instrument treats that noise is detected at each position of measured motor described in close.
4. the noise of motor automatic checkout system that a kind adopts described in claim 1 carries out the method that noise of motor detects automatically, it is characterised in that comprise the following steps:
1. will treat that measured motor is installed on hydraulic loaded platform, and connect and treat measured motor, driver, communication module, control module and motor speed switching switch；
2. control module according to the model treating measured motor, treat the rated power of measured motor, rated speed by communication module to driver write and treat the resistance of measured motor, inductance parameters；
3. using the motor speed switching rotating speed initially specified of switch as currently assigned rotating speed, control module and send the motor rotation instruction comprising currently assigned rotating speed, and it being transferred to driver by communication module, according to the motor rotation order-driven received, driver treats that measured motor runs；
4. transmitting service data to driver in real time after measured motor runs, driver back-to-back running data, to communication module, control module and read the signal of communication module in real time, and record the actual speed treating measured motor；
5. one noise detected part of selection is being treated on measured motor, using this noise detected part as current noise detected part；
6. being put by noise instrument near current noise detected part, noise instrument detects the noise at current noise detected part place under this actual speed；
7. comparison controls the noise at current noise detected part place under this actual speed allowing maximum noise value and noise instrument to detect corresponding to the actual speed of module record, if the former is more than or equal to the latter, then show that the noise emission at current noise detected part place is up to standard under currently assigned rotating speed；If the former is less than the latter, then show that the noise emission at current noise detected part place is not up to standard under currently assigned rotating speed；
8. the next noise detected part of selection on measured motor is being treated, using this noise detected part as current noise detected part, being then back to step 6. continue executing with, until treating that the noise measuring at all noise detected part places that should detect on measured motor is complete, then performing step 9.；
9. motor speed switching switch is pressed, it is switched to the rotating speed that the next one is specified, and the rotating speed specified by the next one is as currently assigned rotating speed, communication module reads the signal of currently assigned rotating speed and is transferred to driver, driver drives according to the signal of the currently assigned rotating speed received and treats that measured motor runs according to currently assigned rotating speed, it is then back to step 4. continue executing with, until all rotating speed switchings that should specify of motor speed switching switch are complete.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015109803880 | 2015-12-22 | ||
| CN201510980388 | 2015-12-22 |
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| Publication Number | Publication Date |
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| CN105737973A true CN105737973A (en) | 2016-07-06 |
| CN105737973B CN105737973B (en) | 2024-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620138544.9U Expired - Fee Related CN205506206U (en) | 2015-12-22 | 2016-02-24 | Motor noise automatic check out system |
| CN201610101392.XA Active CN105737973B (en) | 2015-12-22 | 2016-02-24 | Automatic detection system and detection method for motor noise |
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| CN201620138544.9U Expired - Fee Related CN205506206U (en) | 2015-12-22 | 2016-02-24 | Motor noise automatic check out system |
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| CN205506206U (en) * | 2015-12-22 | 2016-08-24 | 宁波安信数控技术有限公司 | Motor noise automatic check out system |
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| US20040232864A1 (en) * | 2003-05-23 | 2004-11-25 | Hideki Sunaga | Apparatus for controlling motor |
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2016
- 2016-02-24 CN CN201620138544.9U patent/CN205506206U/en not_active Expired - Fee Related
- 2016-02-24 CN CN201610101392.XA patent/CN105737973B/en active Active
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| US20040232864A1 (en) * | 2003-05-23 | 2004-11-25 | Hideki Sunaga | Apparatus for controlling motor |
| JP2009216486A (en) * | 2008-03-10 | 2009-09-24 | Toyota Motor Corp | Noise measuring instrument and noise measuring method |
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| Publication number | Publication date |
|---|---|
| CN105737973B (en) | 2024-09-13 |
| CN205506206U (en) | 2016-08-24 |
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