CN202453009U - Integrated tester for actuator - Google Patents
Integrated tester for actuator Download PDFInfo
- Publication number
- CN202453009U CN202453009U CN2012200026243U CN201220002624U CN202453009U CN 202453009 U CN202453009 U CN 202453009U CN 2012200026243 U CN2012200026243 U CN 2012200026243U CN 201220002624 U CN201220002624 U CN 201220002624U CN 202453009 U CN202453009 U CN 202453009U
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Abstract
The utility model discloses an integrated tester for an actuator. The integrated tester comprises a casing. A torque measurement module, a current collecting module, a voltage collecting module, a computer and an actuator control module are arranged in the casing. The torque measurement module is connected with the computer, an input end of the torque measurement module is connected with a load loading module for providing required loads, and an output end of the torque measurement module is directly connected with the actuator through a loading shaft. An angle measurement module is fixed on the loading shaft of the torque measurement module and synchronously rotates with the loading shaft and the actuator, the current collecting module is connected with the actuator control module and the computer, and the voltage collecting module is connected with the actuator control module and the computer. The integrated tester integrates measuring functions of current measurement, angle measurement, rotating speed measurement, feedback voltage measurement and linearity measurement and the like, calculating data are automatically collected through the computer, judgment is further carried out, and the aim of rapidly and accurately optimizing a measurement process is achieved.
Description
Technical field
The utility model belongs to a kind of actuator comprehensive detection system, is meant that especially functions such as a kind of colleeting comb measurement, measurement of angle, tachometric survey, feedback voltage measurement, linearity measure, load are in the automatic actuator comprehensive tester of the computer based of one.
Background technology
The checking measurements of actuator series products; Be usually included in current measurement under the fixed load, measurement of angle, tachometric survey, feedback voltage measurement, linearity measure etc.; At present existing processes generally all is to be divided into several stations to detect separately and whether qualifiedly judge, the not high and process that judge of efficient receives the subjective factor influence.The detection mode of each concrete step is following:
The measurement of actuator electric current at present, the mode of employing polyphone reometer reading is installed in the mode of reometer with polyphone on the current detecting equipment usually, and the data of getting on the reometer through the manual read during measurement are judged.Because the reometer data are continuous chatterings, in test process, the tester must see the surface always, has slack possibility will miss some key values slightly.
The testing tool of scale dribbling pointer is adopted in the measurement of actuator angle at present mostly, drives pointer by actuator during the course and rotates, and estimates the index dial sense data then.The key that influences data accuracy in the process is cooperating and the gap error and the reading error of pointer and index dial between actuator and the pointer.
The tachometric survey of actuator at present; More traditional is the time with timer record actuator turns certain angle; Be converted to speed then,, use timer bigger by the error effect that begins and finish to be brought because its process time generally has only several seconds than weak point; Existing actuator tachometric survey also has a kind of comparatively advanced mode; Being placed in pointer with two photogate rotates in the scope of process; When pointer rotates is to pass the time that needs between two photogate can note through instrument; Be converted into the rotating speed of actuator then, the degree of accuracy of this mode is reliable.
The metering system of the metering system of the feedback voltage of actuator and electric current is similar at present, adopts the mode of shunt voltage table, and the mode of voltage table with parallel connection is installed on the feedback voltage checkout equipment, and the data of getting on the voltage table through the manual read during measurement are judged.Same, because the voltage table data are continuous chatterings, in test process, the tester must see the surface always, has slack possibility will miss some key values slightly.
The linearity measure of actuator is to adopt to get a calculation mode a bit at present; Get the value that a little obtains several angles and feedback voltage through said method; Through calculating the linearity, it is slower that this mode is got spot speed again, and in order to guarantee the accuracy of the linearity; Workload is bigger when getting the number of spots increase, thereby causes inefficiency; There is part company to select the linearity automatic measurement system of potentiometer for use; Can the data of the feedback voltage and the duration of runs directly be gathered and calculate the linearity through computing machine; Because the linearity automatic measurement system of potentiometer aims at the potentiometer design and produces; In measuring process, driving potentiometer by stepper motor rotates; Through taking the data of time and corresponding feedback voltage, go out the linearity by COMPUTER CALCULATION, but when this complete equipment uses the linearity measure at actuator, a drawback is arranged: stepper motor can guarantee it is uniform motion under setting; But existing actuator generally is the direct current generator that adopts; Its speed can receive the influence of voltage and load, especially changes greatly in the spot speed that starts and finish, so calculate the accuracy that can not guarantee it absolute with corresponding feedback voltage service time.
The utility model content
In view of this, the fundamental purpose of the utility model is to provide a kind of actuator comprehensive tester that measurement functions such as current measurement, measurement of angle, tachometric survey, feedback voltage measurement, linearity measure are all combined.
For achieving the above object; The utility model provides a kind of actuator comprehensive tester; It includes housing, is provided with torque measurement module, current acquisition module, voltage acquisition module, computing machine, actuator control module in this housing, and this torque measurement module is connected with this computing machine; The input end of this torque measurement module is connected with the load module that is used to provide required load; The output terminal of this torque measurement module directly is connected with actuator by a bearing axle, is positioned on the bearing axle of this torque measurement module of enclosure interior to be fixed with Angle Measurement Module, and this Angle Measurement Module and this bearing axle and actuator rotate synchronously; This current acquisition module is connected with computing machine with the actuator control module, and this voltage acquisition module is connected with computing machine with the actuator control module.
The front of said outside is provided with the button of corresponding said actuator control module.
Said housing is provided with the actuator stationary shaft that is used to lay actuator.
The input end of said current acquisition module is connected with said actuator control module, and the output terminal of said current acquisition module is connected with said computing machine.
The input end of said voltage acquisition module is connected with said actuator control module, and the output terminal of said voltage acquisition module is connected with said computing machine.
The utility model actuator comprehensive tester all combines measurement functions such as current measurement, measurement of angle, tachometric survey, feedback voltage measurement, linearity measure; And through the computer-automatic collection computational data; Further make a determination, reach the purpose of quick and precisely optimizing measuring process.
Description of drawings
Fig. 1 is the front schematic view of the utility model actuator comprehensive tester;
Fig. 2 is the back side plane synoptic diagram of the utility model actuator comprehensive tester;
Fig. 3 is the back side inner structure synoptic diagram of the utility model actuator comprehensive tester.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further so that those skilled in the art can better understand the utility model and implementing, but the embodiment that lifts not conduct to the qualification of the utility model.
Extremely shown in Figure 3 like Fig. 1; This actuator comprehensive tester includes housing 1; Be provided with in this housing 1 torque measurement module 2, current acquisition module 6, voltage acquisition module 7,, computing machine 8, actuator control module 5; This housing 1 outside front is provided with the button 50 of actuation means control module 5, and this housing 1 is provided with actuator stationary shaft 9.During test; Actuator is placed on the actuator stationary shaft 9; Actuator control module button 50 on the operation housing 1 is controlled; The bearing axle 20 that drives torque measurement module 2 during actuator motions rotates, and data measured and result of calculation are directly shown through software by the display 80 of computing machine 8, and torque measurement module 2 is connected with computing machine 8.
Concrete, as shown in Figure 3, load module 4 is installed in the actuator comprehensive tester, this load module 4 connects the input end of this torque measurement module 2, and the output terminal of torque measurement module 2 directly is connected with actuator by a bearing axle 20.When actuator control module 5 actuate actuators are moved; Be provided as the required constant load of actuator operate as normal by load module 4; The value of load is input to computing machine 8 by torque measurement module 2 and shows, and according to result displayed load module 4 is adjusted to reach the load size of expection.Angle Measurement Module 3 is fixed on the bearing axle 20 of torque measurement module 2 and with this bearing axle 20 and actuator and rotates synchronously, then the angle-data that rotates is transferred to computing machine 8, thus the rotational angle of detection actuator that can be synchronous.
The input end of the current acquisition module 6 of the utility model is connected with actuator control module 5; Output terminal is connected with computing machine 8; Voltage acquisition module 7 input ends are connected with actuator control module 5; Output terminal is connected with computing machine 8, can current value and feedback voltage value be connect by computing machine 8 to show through software.
The tachometric survey of the utility model can directly be calculated through angle-data; The angle signal of being gathered by Angle Measurement Module 3 can reach 1000 times/second; Time and angle-data when beginning and finishing through the intercepting actuator motions; Directly can draw the rotating speed result by computing machine 8, more accurate and convenient with respect to traditional metering system.
The linearity measure of the utility model can calculate through angle-data and feedback voltage; The signal of being gathered by Angle Measurement Module 3 and voltage acquisition module 7 can all reach 1000 times/second; By through each electric feedback and angle-data in the intercepting actuator motions process; Directly can draw linearity result by computing machine 8, more accurate and convenient with respect to traditional metering system, and owing to be to calculate through the relation of angle and feedback voltage; Do not receive fully actuator motions begin with situation such as ending phase under speed is uneven influences, further guaranteed the science and the reliability of data.
Said current acquisition module 6 in the utility model adopts 24 feeble signal capture cards of isolating based on the band of usb bus.Its signal end and communication ends have comprehensive isolation, thereby allow to insert special high common mode current signal.Integrated circuit board has 4 road signal input channels, and the sampling noiset peak-to-peak value is merely 2 microamperes, has really realized millionth ultrahigh resolution.Said current acquisition module 6 is built-in with 32 times and 64 times of two grades of programmable gain amplifiers, under the situation of amplifying without the outside, can directly measure the feeble signal of mA level.Said current acquisition module 6 adopts USB2.0 EBI at full speed, can be operated in the computer system, writes application program through the VB programming language, directly shows current value at software interface.
Said Angle Measurement Module 3 adopts the miniature pendulum principle of electric capacity.Utilize the terrestrial gravitation principle, when the unit, inclination angle tilted, terrestrial gravitation can produce the component of gravity on corresponding pendulum, and corresponding electric capacity can change, and through electric capacity place amount is amplified, filtering draws the inclination angle after the conversion.Said Angle Measurement Module signal is directly inputted to computing machine through software and shows, does not need physics index dial and pointer, has avoided the drawback of traditional approach measurement of angle.
Said voltage acquisition module 7 is a signal picker based on usb bus, can gather ± single-ended voltage signal between the 5V, and with the data that collect be sent to that computing machine is handled, demonstration and record.
Said load module 4 is utilized the magnetic transmitting torque according to electromagnetic principle, and it is linear basically to have exciting curent and a transmitting torque, under the situation irrelevant with slippage, can transmit certain torque, and response speed is fast, simple in structure.
Said torque measurement module 2 adopts electric measurement technique of strain gage, on elastic shaft, forms strain bridge, provides power supply can record the electric signal that this elastic shaft is turned round to strain bridge.After this strain signal amplification,, become the frequency signal that is directly proportional with twisting strain through overvoltage/frequency conversion.
The above is merely the preferred embodiment of the utility model, is not the protection domain that is used to limit the utility model.
Claims (5)
1. actuator comprehensive tester; It is characterized in that; It includes housing, is provided with torque measurement module, current acquisition module, voltage acquisition module, computing machine, actuator control module in this housing, and this torque measurement module is connected with this computing machine; The input end of this torque measurement module is connected with the load module that is used to provide required load; The output terminal of this torque measurement module directly is connected with actuator by a bearing axle, is positioned on the bearing axle of this torque measurement module of enclosure interior to be fixed with Angle Measurement Module, and this Angle Measurement Module and this bearing axle and actuator rotate synchronously; This current acquisition module is connected with computing machine with the actuator control module, and this voltage acquisition module is connected with computing machine with the actuator control module.
2. actuator comprehensive tester as claimed in claim 1 is characterized in that the front of said outside is provided with the button of corresponding said actuator control module.
3. actuator comprehensive tester as claimed in claim 1 is characterized in that, said housing is provided with the actuator stationary shaft that is used to lay actuator.
4. actuator comprehensive tester as claimed in claim 1 is characterized in that, the input end of said current acquisition module is connected with said actuator control module, and the output terminal of said current acquisition module is connected with said computing machine.
5. actuator comprehensive tester as claimed in claim 1 is characterized in that, the input end of said voltage acquisition module is connected with said actuator control module, and the output terminal of said voltage acquisition module is connected with said computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200026243U CN202453009U (en) | 2012-01-05 | 2012-01-05 | Integrated tester for actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200026243U CN202453009U (en) | 2012-01-05 | 2012-01-05 | Integrated tester for actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202453009U true CN202453009U (en) | 2012-09-26 |
Family
ID=46868868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200026243U Expired - Lifetime CN202453009U (en) | 2012-01-05 | 2012-01-05 | Integrated tester for actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202453009U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538875A (en) * | 2012-01-05 | 2012-07-04 | 孝感华工高理电子有限公司 | All-purpose tester of actuator |
| CN112229616A (en) * | 2020-10-19 | 2021-01-15 | 青岛智动精工电子有限公司 | Executor test system and mechanism |
-
2012
- 2012-01-05 CN CN2012200026243U patent/CN202453009U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538875A (en) * | 2012-01-05 | 2012-07-04 | 孝感华工高理电子有限公司 | All-purpose tester of actuator |
| CN102538875B (en) * | 2012-01-05 | 2015-06-10 | 孝感华工高理电子有限公司 | All-purpose tester of actuator |
| CN112229616A (en) * | 2020-10-19 | 2021-01-15 | 青岛智动精工电子有限公司 | Executor test system and mechanism |
| CN112229616B (en) * | 2020-10-19 | 2023-02-24 | 青岛智动精工电子有限公司 | Executor test system and mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120926 |