CN104808141A - Intelligence field abnormal sound vibration performance test system - Google Patents
Intelligence field abnormal sound vibration performance test system Download PDFInfo
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- CN104808141A CN104808141A CN201510205009.0A CN201510205009A CN104808141A CN 104808141 A CN104808141 A CN 104808141A CN 201510205009 A CN201510205009 A CN 201510205009A CN 104808141 A CN104808141 A CN 104808141A
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Abstract
The invention relates to an intelligence field abnormal sound vibration performance test system. The intelligence field abnormal sound vibration performance test system comprises an automatic loading table, a motor load and an automatic test control cabinet. The automatic loading table is used for automatically loading a motor to be tested. The motor load controls the drag torque of the motor to be tested. The automatic test control cabinet controls the test system in working. The automatic test control cabinet comprises an industrial computer, a programmable direct current power supply, a test controller and a motion control driver. The industrial computer controls the automatic loading table and the motor load and collects test signals of the test system. The programmable direct current power supply is controlled by the industrial computer to provide the motor to be tested with a working power supply. The test controller is used for conditioning signals collected by the test system into electric signals which can be processed by the industrial computer and converting industrial computer load control signals into drive current. The motion control driver is used for converting industrial computer discrete control signals into mechanical motion drive signals. The intelligence field abnormal sound vibration performance test system has the advantages of being high in efficiency, intelligent and high in test accuracy.
Description
Technical field
The invention belongs to electromechanical testing field, be specifically related to a kind of site intelligent different sound vibration performance test macro.
Background technology
Motor is an important device in numerous industry, the performance of motor product also directly affects the development of numerous industry, therefore, before motor product appears on the market, all need to carry out the test of some required objects to motor product, verify that can its performance reach product requirement.
Now conventional Motor Measuring System, usually select direct current generator as electric dynamometer, for direct current generator, the principle of Motor Measuring System: during test macro work, treat that measured motor is as prime mover, for direct current generator provides driving torque, the electrical parameter that the electric energy that direct current generator sends treats measured motor by measurement mechanism is measured, and is then fallen by energy ezpenditure by energy absorbing device.Direct-current motor shell is provided with load cell, the torque being treated measured motor by the torque suffered by DC motor stator is measured, and this Auto-Test System is all furnished with standardized interface, is connected with unified bus, for different test assignments, only need to change different instrument and equipments.
Above-mentioned Motor Measuring System, although improve electromechanical testing efficiency to a certain extent, it is semi-automatic test macro that replacing instrument and equipment makes test macro actual, and testing efficiency has much room for improvement; And there is the defects such as intelligence degree accuracy that is not high and that detect is low in now conventional Motor Measuring System.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of site intelligent different sound vibration performance test macro, this system can testing of electric motors load noise and vibration characteristics efficiently, it is furnished with automatic testing and control cabinet, improves the intelligence degree of whole test macro and the accurate precision of test result.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of site intelligent different sound vibration performance test macro, it comprises automatic loading board, motor load and automatic testing and control cabinet, described automatic loading board is used for automatic loading and treats measured motor, described motor load controls the moment of resistance treating measured motor, and described automatic testing and control cabinet controls test macro work; Described automatic testing and control cabinet comprises: industrial computer, programmable DC power supply, test controller and motion control driver, described industrial computer controls described automatic loading board and motor load, the test signal of described industrial computer collecting test system; Described programmable DC power supply is controlled as treating that measured motor provides working power by described industrial computer; The signal condition that test macro gathers by described test controller becomes the electric signal by industrial computer process, and industrial computer load control signal is converted to drive current; Described industrial computer discrete control signal is converted to mechanical motion drive singal by described motion control driver.
In a preferred embodiment of the present invention, comprise further, described industrial computer comprises: for the analog data collection card of collecting test system testing signal, the analog output unit of described motor load is controlled for outputting analog signal, for controlling the DIDO data collecting card of automatic loading board, and control the gpib interface card of feeding electric motors to be measured with described programmable DC power source communications.
In a preferred embodiment of the present invention, comprise further, the test signal of described analog data collection card collection comprises: voltage, electric current, noise, vibration signal.
In a preferred embodiment of the present invention, comprise further, described test controller comprises: accessory power supply, rotating speed turn signal conditioning module, vibrating sensing Signal-regulated kinase, noisiness Signal-regulated kinase, hysteresis brake control module and voltage-withstand test module.
In a preferred embodiment of the present invention, comprise further, described motor load is Air flow hysteresis brake, controls by controlling magnetic hysteresis electric current the moment of resistance treating measured motor.
In a preferred embodiment of the present invention, comprise further, described noisiness Signal-regulated kinase is noise transducer, described vibrating sensing Signal-regulated kinase is vibration transducer, described rotating speed turn signal conditioning module is rotating speed rotation direction sensor, and described rotating speed rotation direction sensor is connected to Air flow hysteresis brake; Described hysteresis brake control module is to described Air flow hysteresis brake transport resistance square control signal.
In a preferred embodiment of the present invention, comprise further, described motion control driver comprises low-voltage power and drives and pneumatic actuation.
In a preferred embodiment of the present invention, comprise further, described automatic loading board is enclosed construction, and described automatic loading board comprises for loading the tool treating measured motor, described tool will after measured motor automatic loading, described in treat that measured motor is connected on described motor load.
In a preferred embodiment of the present invention, comprise further, described automatic loading board top is provided with work warning lamp, and described automatic loading board inside is provided with lighting lamp for work, and described automatic loading board operating table surface is provided with emergency stop switch.
In a preferred embodiment of the present invention, comprise further, the inside of described automatic loading board is provided with acoustic absorbant.
The invention has the beneficial effects as follows:
One, site intelligent of the present invention different sound vibration performance test macro, this system can testing of electric motors load noise and vibration characteristics efficiently, and it is furnished with automatic testing and control cabinet, improves the intelligence degree of whole test macro and the accurate precision of test result.
Two, motor load of the present invention adopts Air flow hysteresis brake, can control by the moment of resistance of measured motor by controlling magnetic hysteresis electric current, makes air-cooled method to ensure to run reliably and with long-term.
Three, automatic loading board of the present invention fast automaticly can load, to measure and measured motor is treated in unloading, and the whole cycle is no more than 28 seconds, and testing efficiency is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of Fig. 1 test macro of the present invention.
Fig. 2 is the principle of work schematic diagram of test macro of the present invention.
Wherein, 1-automatic loading board, 11-tool, 12-treats measured motor, 13-works warning lamp, 14-lighting lamp for work, 2-motor load, 21-rotating speed rotation direction sensor (rotating speed turn signal conditioning module), 22-vibration transducer (vibrating sensing Signal-regulated kinase), 23-noise transducer (noisiness Signal-regulated kinase), 24-hysteresis brake control module, the automatic testing and control cabinet of 3-, 31-test controller, 32-programmable DC power supply, 33-motion control driver, 34-condition calculating machine (IPC).
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment
A kind of site intelligent different sound vibration performance test macro is disclosed in the present embodiment, it comprises automatic loading board 1, motor load 2 and automatic testing and control cabinet 3, above-mentioned automatic loading board 1 treats measured motor for automatic loading, above-mentioned motor load 2 controls the moment of resistance treating measured motor, and above-mentioned automatic testing and control cabinet 3 controls test macro work.
As shown in fig. 1, concrete, above-mentioned automatic loading board 1 is enclosed construction, and above-mentioned automatic loading board 1 comprises for loading the tool 11 treating measured motor 12, above-mentioned tool 11 will after measured motor 12 automatic loading, above-mentionedly treats that measured motor 12 is connected on above-mentioned motor load 2.
In order to make on-line testing more convenient, in test macro in the present embodiment, above-mentioned automatic loading board 1 top is provided with work warning lamp 13, and above-mentioned automatic loading board 1 inside is provided with lighting lamp for work 14, and above-mentioned automatic loading board 1 operating table surface is provided with emergency stop switch.In order to avoid test noise effect workshop condition, avoid the accurate of the test job of outside noise effect automatic loading board 1 inside, be provided with acoustic absorbant in the inside of above-mentioned automatic loading board 1.
Above-mentioned motor load 2 is Air flow hysteresis brake, controls by controlling magnetic hysteresis electric current the moment of resistance treating measured motor 12.
As shown in Figure 1, 2, above-mentioned automatic testing and control cabinet comprises: industrial computer 34, programmable DC power supply 32, test controller 31 and motion control driver 33, above-mentioned industrial computer 34 controls above-mentioned automatic loading board 1 and motor load 2, the test signal of above-mentioned industrial computer collecting test system.Concrete, above-mentioned industrial computer 34 comprises: for the analog data collection card of collecting test system testing signal, the analog output unit of above-mentioned motor load 2 is controlled for outputting analog signal, for controlling the DIDO data collecting card of automatic loading board, and communicate with above-mentioned programmable DC power supply 32 and control the gpib interface card of feeding electric motors to be measured.The test signal of above-mentioned analog data collection card collection comprises: voltage, electric current, noise, vibration signal.
Above-mentioned programmable DC power supply 32 controls as treating that measured motor 12 provides working power by above-mentioned industrial computer 34; The electric signal that the signal condition of test macro collection becomes to be processed by industrial computer 34 by above-mentioned test controller 31, and industrial computer 34 load control signal is converted to drive current; Above-mentioned industrial computer 34 discrete control signal is converted to mechanical motion drive singal by above-mentioned motion control driver 33; Motion control driver 33 comprises low-voltage power and drives and pneumatic actuation.
Concrete, above-mentioned test controller 31 comprises: accessory power supply, rotating speed turn signal conditioning module 21, vibrating sensing Signal-regulated kinase 22, noisiness Signal-regulated kinase 23, hysteresis brake control module 24 and voltage-withstand test module.
Concrete, above-mentioned noisiness Signal-regulated kinase is noise transducer, above-mentioned vibrating sensing Signal-regulated kinase is vibration transducer, and above-mentioned rotating speed turn signal conditioning module is rotating speed rotation direction sensor, and above-mentioned rotating speed rotation direction sensor is connected to Air flow hysteresis brake; Above-mentioned hysteresis brake control module is to above-mentioned Air flow hysteresis brake transport resistance square control signal.
The testing process of site intelligent of the present invention different sound vibration performance test macro and principle of work: this system can treat measured motor by automatic loading, its test treats that the test event of measured motor comprises: no-load current, noisiness, vibration characteristics, no-load speed, the no-load characteristic such as to turn to; Specified loading current, load speed and load noise and vibration characteristics even load characteristic; The electrical specification of dielectric voltage withstand.
The test frequency of above-mentioned test macro, comprise loading, measure and unloading the complete period be no more than 28 seconds, testing efficiency is high.And motor load of the present invention adopts Air flow hysteresis brake, can controlling by the moment of resistance of measured motor by controlling magnetic hysteresis electric current, making air-cooled method to ensure to run reliably and with long-term.This system can testing of electric motors load noise and vibration characteristics efficiently, and it is furnished with automatic testing and control cabinet, improves the intelligence degree of whole test macro and the accurate precision of test result.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a site intelligent different sound vibration performance test macro, it comprises automatic loading board, motor load and automatic testing and control cabinet, described automatic loading board is used for automatic loading and treats measured motor, described motor load controls the moment of resistance treating measured motor, described automatic testing and control cabinet controls test macro work, it is characterized in that, described automatic testing and control cabinet comprises: industrial computer, programmable DC power supply, test controller and motion control driver, described industrial computer controls described automatic loading board and motor load, the test signal of described industrial computer collecting test system, described programmable DC power supply is controlled as treating that measured motor provides working power by described industrial computer, the signal condition that test macro gathers by described test controller becomes the electric signal by industrial computer process, and industrial computer load control signal is converted to drive current, described industrial computer discrete control signal is converted to mechanical motion drive singal by described motion control driver.
2. site intelligent according to claim 1 different sound vibration performance test macro, it is characterized in that, described industrial computer comprises: for the analog data collection card of collecting test system testing signal, the analog output unit of described motor load is controlled for outputting analog signal, for controlling the DIDO data collecting card of automatic loading board, and control the gpib interface card of feeding electric motors to be measured with described programmable DC power source communications.
3. site intelligent according to claim 2 different sound vibration performance test macro, is characterized in that, the test signal of described analog data collection card collection comprises: voltage, electric current, noise, vibration signal.
4. site intelligent according to claim 1 different sound vibration performance test macro, it is characterized in that, described test controller comprises: accessory power supply, rotating speed turn signal conditioning module, vibrating sensing Signal-regulated kinase, noisiness Signal-regulated kinase, hysteresis brake control module and voltage-withstand test module.
5. the site intelligent different sound vibration performance test macro according to right goblin gas 1, it is characterized in that, described motor load is Air flow hysteresis brake, controls by controlling magnetic hysteresis electric current the moment of resistance treating measured motor.
6. the site intelligent different sound vibration performance test macro according to claim 4,5, it is characterized in that, described noisiness Signal-regulated kinase is noise transducer, described vibrating sensing Signal-regulated kinase is vibration transducer, described rotating speed turn signal conditioning module is rotating speed rotation direction sensor, and described rotating speed rotation direction sensor is connected to Air flow hysteresis brake; Described hysteresis brake control module is to described Air flow hysteresis brake transport resistance square control signal.
7. site intelligent according to claim 1 different sound vibration performance test macro, is characterized in that, described motion control driver comprises low-voltage power and drives and pneumatic actuation.
8. site intelligent according to claim 1 different sound vibration performance test macro, it is characterized in that, described automatic loading board is enclosed construction, described automatic loading board comprises for loading the tool treating measured motor, described tool will after measured motor automatic loading, described in treat that measured motor is connected on described motor load.
9. site intelligent according to claim 8 different sound vibration performance test macro, it is characterized in that, described automatic loading board top is provided with work warning lamp, and described automatic loading board inside is provided with lighting lamp for work, and described automatic loading board operating table surface is provided with emergency stop switch.
10. site intelligent according to claim 9 different sound vibration performance test macro, is characterized in that, the inside of described automatic loading board is provided with acoustic absorbant.
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| CN201510205009.0A CN104808141A (en) | 2015-04-27 | 2015-04-27 | Intelligence field abnormal sound vibration performance test system |
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| CN201510205009.0A CN104808141A (en) | 2015-04-27 | 2015-04-27 | Intelligence field abnormal sound vibration performance test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111390970A (en) * | 2020-03-25 | 2020-07-10 | 北京理工大学 | Robot joint electromagnetic interference test system |
| CN114112011A (en) * | 2021-09-22 | 2022-03-01 | 上海汇众汽车制造有限公司 | Vibration detection system and method for electronic parking actuating mechanism |
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| CN114112011A (en) * | 2021-09-22 | 2022-03-01 | 上海汇众汽车制造有限公司 | Vibration detection system and method for electronic parking actuating mechanism |
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Application publication date: 20150729 |