CN111949001A - Test system and test method of controller for air compressor - Google Patents
Test system and test method of controller for air compressor Download PDFInfo
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- CN111949001A CN111949001A CN201910897729.6A CN201910897729A CN111949001A CN 111949001 A CN111949001 A CN 111949001A CN 201910897729 A CN201910897729 A CN 201910897729A CN 111949001 A CN111949001 A CN 111949001A
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- air compressor
- main controller
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- 238000012360 testing method Methods 0.000 title claims abstract description 79
- 238000010998 test method Methods 0.000 title abstract description 7
- 239000000523 sample Substances 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims 2
- 230000008569 process Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a test system and a test method of a controller for an air compressor, wherein the test system comprises a test board, a clamp is arranged on the test board, and a plurality of probes are arranged on the test board; the test board is provided with a main controller, a current generator, a controller input unit, a controller output unit and a temperature and pressure detection unit, the test board is provided with a touch screen, a start key and a stop key, the current generator, the controller input unit, the controller output unit, the temperature and pressure detection unit, the touch screen, the start key, the stop key and the controller are all electrically connected with the main controller, and the main controller, the controller input unit, the controller output unit, the temperature and pressure detection unit and the touch screen are all electrically connected with the controller through probes; the invention can simplify the testing process of the controller, is convenient for the operation of testing personnel, and can simply and clearly check the quality of the controller.
Description
Technical Field
The invention relates to the technical field of controllers for air compressors, in particular to a test system and a test method of a controller for an air compressor.
Background
After the controller for the air compressor writes in the formal program, the controller needs to be tested, the current test for the controller depends on manual wiring of a control system and needs to prepare various test tools, so that a large amount of time is spent in the early preparation stage, the real test time is relatively short, and problems in various aspects are easily encountered in the test process, such as test accidents like wire breakage, on one hand, the test efficiency is not high, and on the other hand, the test effect is influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a test system and a test method of a controller for an air compressor, which can simplify the test flow of the controller, facilitate the operation of a tester and simply and clearly check the quality of the controller.
The invention relates to a test system of a controller for an air compressor, which comprises a test board for bearing the controller, wherein a clamp for clamping the controller is arranged on the test board, and a plurality of probes for electrically connecting with the controller are arranged on the test board; the test board is provided with a main controller, a current generator, a controller input unit, a controller output unit and a temperature and pressure detection unit, the test board is provided with a touch screen, a start key and a stop key, the current generator, the controller input unit, the controller output unit, the temperature and pressure detection unit, the touch screen, the start key, the stop key and the controller are all electrically connected with the main controller, and the main controller, the controller input unit, the controller output unit, the temperature and pressure detection unit and the touch screen are all electrically connected with the controller through probes.
The invention relates to a test system of a controller for an air compressor, wherein a probe is an elastic conductive needle.
The invention relates to a test system of a controller for an air compressor, wherein a current generator is in communication connection with a main controller through an RS485 communication line.
According to the test system of the controller for the air compressor, disclosed by the invention, the touch screen is in communication connection with the main controller through the RS485 communication line.
The invention relates to a test system of a controller for an air compressor, wherein the controller is in communication connection with a touch screen through an RS232 communication line.
The invention relates to a test system of a controller for an air compressor, wherein a main controller is a PLC (programmable logic controller).
A test method of a test system of a controller for an air compressor comprises the following steps:
A. writing the formal program into the controller;
B. installing the controller written with the formal program on a test bench and clamping the controller through a clamp, wherein at the moment, each binding post on the controller is communicated with a corresponding probe on the test bench, and a start button is pressed to start a test system;
C. the output pins of the main controller output high and low levels in turn, the level of each pin of the controller connected with the main controller is read one by one, whether the level state of each input pin of the controller changes along with the level state of the corresponding pin of the main controller is judged, and if the level state of each input pin of the controller changes along with the level state of the corresponding pin of the main controller, the controller is normally connected with the main controller;
D. the output pins of the controller output high and low levels in turn, the level of each pin of a main controller connected with the controller is read one by one, and whether the output pins of the controller normally output the high and low levels is judged according to whether the level state of each pin of the main controller changes along with the level state of the corresponding pin of the controller;
E. the touch screen can directly read and calculate the temperature value and the pressure value detected by the temperature and pressure detection unit under the control of the main controller, and the calculated temperature value and the calculated pressure value are displayed on the touch screen; the current generator transmits the simulated host machine current value and the simulated fan current value to the main controller, the touch screen can directly read and calculate the host machine current value and the fan current value under the control of the main controller, and the calculated host machine current value and the fan current value are displayed on the touch screen.
F. And initializing the parameters of the controller by the touch screen according to the calculated temperature value, pressure value, host current value and fan current value.
G. Pressing the stop button closes the test system and removes the controller from the test stand.
According to the invention, the test modules and the unit modules are integrated on the test board, and the purpose of electrically connecting the controller with the test board is achieved by matching the probes and the clamps, so that a large number of wiring steps can be omitted; the controller can be tested and stopped by operating the start key and the stop key, so that the test device has the advantage of convenience in operation; in addition, the main controller automatically controls the whole testing process and displays the result on the touch screen interface, so that the internal condition of the controller can be conveniently checked and the testing system can be conveniently controlled.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic circuit diagram of a test system of a controller for an air compressor.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The test system of the controller for the air compressor comprises a test board for bearing the controller 1, wherein a clamp for clamping the controller is arranged on the test board, and a plurality of probes for electrically connecting with the controller 1 are arranged on the test board; the testing platform is internally provided with a master controller 2, a current generator 3, a controller input unit 4, a controller output unit 5 and a temperature and pressure detection unit 6, the testing platform is provided with a touch screen 7, a start key 8 and a stop key 9, the current generator 3, the controller input unit 4, the controller output unit 5, the temperature and pressure detection unit 6, the touch screen 7, the start key 8, the stop key 9 and the controller 1 are all electrically connected with the master controller 2, and the master controller 2, the controller input unit 4, the controller output unit 5, the temperature and pressure detection unit 6 and the touch screen 7 are all electrically connected with the controller 1 through probes; the probe is an elastic conductive needle; the current generator 3 is in communication connection with the main controller 2 through an RS485 communication line; the touch screen 7 is in communication connection with the main controller 2 through an RS485 communication line; the controller 1 is in communication connection with the touch screen 7 through an RS232 communication line; the main controller 2 is a PLC controller; according to the invention, the test modules and the unit modules are integrated on the test board, and the purpose of electrically connecting the controller with the test board is achieved by matching the probes and the clamps, so that a large number of wiring steps can be omitted; the controller can be tested and stopped by operating the start key and the stop key, so that the test device has the advantage of convenience in operation; in addition, the main controller automatically controls the whole testing process and displays the result on the touch screen interface, so that the internal condition of the controller can be conveniently checked and the testing system can be conveniently controlled.
A test method of a test system of a controller for an air compressor comprises the following steps:
A. writing the formal program into the controller;
B. installing the controller written with the formal program on a test bench and clamping the controller through a clamp, wherein at the moment, each binding post on the controller is communicated with a corresponding probe on the test bench, and a start button is pressed to start a test system;
C. the output pins of the main controller output high and low levels in turn, the level of each pin of the controller connected with the main controller is read one by one, whether the level state of each input pin of the controller changes along with the level state of the corresponding pin of the main controller is judged, and if the level state of each input pin of the controller changes along with the level state of the corresponding pin of the main controller, the controller is normally connected with the main controller;
D. the output pins of the controller output high and low levels in turn, the level of each pin of a main controller connected with the controller is read one by one, and whether the output pins of the controller normally output the high and low levels is judged according to whether the level state of each pin of the main controller changes along with the level state of the corresponding pin of the controller;
E. the touch screen can directly read and calculate the temperature value and the pressure value detected by the temperature and pressure detection unit under the control of the main controller, and the calculated temperature value and the calculated pressure value are displayed on the touch screen; the current generator transmits the simulated host machine current value and the simulated fan current value to the main controller, the touch screen can directly read and calculate the host machine current value and the fan current value under the control of the main controller, and the calculated host machine current value and the fan current value are displayed on the touch screen.
F. And initializing the parameters of the controller by the touch screen according to the calculated temperature value, pressure value, host current value and fan current value.
G. Pressing the stop button closes the test system and removes the controller from the test stand.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. A test system of a controller for an air compressor is characterized in that: the device comprises a test board for bearing a controller (1), wherein a clamp for clamping the controller is arranged on the test board, and a plurality of probes for electrically connecting with the controller (1) are arranged on the test board; install master controller (2), current generator (3), controller input unit (4), controller output unit (5) and temperature and pressure detecting element (6) in the testboard, install touch-sensitive screen (7), start button (8) and stop button (9) on the testboard, current generator (3), controller input unit (4), controller output unit (5), temperature and pressure detecting element (6), touch-sensitive screen (7), start button (8), stop button (9) and controller (1) all are connected with master controller (2) electricity, master controller (2), controller input unit (4), controller output unit (5), temperature and pressure detecting element (6) and touch-sensitive screen (7) all are connected with controller (1) electricity through the probe.
2. The system for testing a controller for an air compressor of claim 1, wherein the probe is an elastic conductive pin.
3. The test system of the controller for the air compressor is characterized in that the current generator (3) is in communication connection with the master controller (2) through an RS485 communication line.
4. The test system of the controller for the air compressor is characterized in that the touch screen (7) is in communication connection with the main controller (2) through an RS485 communication line.
5. The test system of the controller for the air compressor is characterized in that the controller (1) is in communication connection with the touch screen (7) through an RS232 communication line.
6. The system for testing a controller for an air compressor according to claim 1, wherein the main controller (2) is a PLC controller.
7. A method for testing a test system of a controller for an air compressor according to claim 1, comprising the steps of:
A. writing the formal program into the controller;
B. installing the controller written with the formal program on a test bench and clamping the controller through a clamp, wherein at the moment, each binding post on the controller is communicated with a corresponding probe on the test bench, and a start button is pressed to start a test system;
C. the output pins of the main controller output high and low levels in turn, the level of each pin of the controller connected with the main controller is read one by one, whether the level state of each input pin of the controller changes along with the level state of the corresponding pin of the main controller is judged, and if the level state of each input pin of the controller changes along with the level state of the corresponding pin of the main controller, the controller is normally connected with the main controller;
D. the output pins of the controller output high and low levels in turn, the level of each pin of a main controller connected with the controller is read one by one, and whether the output pins of the controller normally output the high and low levels is judged according to whether the level state of each pin of the main controller changes along with the level state of the corresponding pin of the controller;
E. the touch screen can directly read and calculate the temperature value and the pressure value detected by the temperature and pressure detection unit under the control of the main controller, and the calculated temperature value and the calculated pressure value are displayed on the touch screen; the current generator transmits the simulated host machine current value and the simulated fan current value to the main controller, the touch screen can directly read and calculate the host machine current value and the fan current value under the control of the main controller, and the calculated host machine current value and the fan current value are displayed on the touch screen.
F. And initializing the parameters of the controller by the touch screen according to the calculated temperature value, pressure value, host current value and fan current value.
G. Pressing the stop button closes the test system and removes the controller from the test stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910897729.6A CN111949001A (en) | 2019-09-23 | 2019-09-23 | Test system and test method of controller for air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910897729.6A CN111949001A (en) | 2019-09-23 | 2019-09-23 | Test system and test method of controller for air compressor |
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| Publication Number | Publication Date |
|---|---|
| CN111949001A true CN111949001A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910897729.6A Pending CN111949001A (en) | 2019-09-23 | 2019-09-23 | Test system and test method of controller for air compressor |
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| CN (1) | CN111949001A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115373365A (en) * | 2022-07-29 | 2022-11-22 | 湖南贝特新能源科技有限公司 | Test system of compressor controller |
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2019
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| US20020017916A1 (en) * | 1999-01-26 | 2002-02-14 | Simon Costello | Termperature-controlled semiconductor wafer chuck system |
| CN201408229Y (en) * | 2009-05-12 | 2010-02-17 | 广州市地下铁道总公司 | Testing device of air-conditioning control panel |
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Application publication date: 20201117 |
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