CN112241140A - Efficient PLC detection device - Google Patents
Efficient PLC detection device Download PDFInfo
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- CN112241140A CN112241140A CN202011184376.4A CN202011184376A CN112241140A CN 112241140 A CN112241140 A CN 112241140A CN 202011184376 A CN202011184376 A CN 202011184376A CN 112241140 A CN112241140 A CN 112241140A
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- signal
- conversion module
- plc
- signal conversion
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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
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
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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
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14006—Safety, monitoring in general
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Programmable Controllers (AREA)
Abstract
The invention discloses an efficient PLC detection device which comprises a human-computer interface, a signal conversion module and a test fixture, wherein the human-computer interface is in signal connection with the signal conversion module, the signal conversion module is in signal connection with the test fixture, the human-computer interface comprises input equipment, a display screen and a processor, the processor comprises a signal output module and a signal receiving module, the signal conversion module comprises an output signal conversion module and an input signal conversion module, the test fixture is connected with the signal conversion module in a detachable connection mode, and the test fixture is provided with a plurality of output terminals and a plurality of input terminals. According to the invention, the human-computer interface, the signal conversion module and the test fixture are matched, so that the input and the output of the PLC can be effectively detected, and the input and the output terminals on the PLC can be simultaneously detected by the device due to the existence of the test fixture, so that the detection efficiency is improved.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of PLC, in particular to the technical field of a PLC detection device.
[ background of the invention ]
The traditional PLC test is that the circuit is complicated through many external test signals, easily causes PLC to damage, and because the circuit is complicated, easily causes the line dislocation for the testing result is wrong, causes unnecessary loss.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides an efficient PLC detection device which can facilitate the detection of PLC.
In order to achieve the purpose, the invention provides an efficient PLC detection device which comprises a human-computer interface, a signal conversion module and a test fixture, wherein the human-computer interface is in signal connection with the signal conversion module, the signal conversion module is in signal connection with the test fixture, the human-computer interface comprises input equipment, a display screen and a processor, the processor comprises a signal output module and a signal receiving module, the signal conversion module comprises an output signal conversion module and an input signal conversion module, the test fixture is connected with the signal conversion module in a detachable connection mode, the test fixture is provided with a plurality of output terminals and a plurality of input terminals, the output terminals are used for inputting signals to the PLC, and the input terminals are used for receiving the PLC signals.
Preferably, the input device is one or more of a mouse, a keyboard, a button, a knob and a switch.
Preferably, the display screen comprises an output point display area and an input point display area.
Preferably, the output signal conversion module converts a signal output by the human-computer interface into a signal which can be received by the PLC, and the input signal conversion module converts a signal sent by the PLC into a signal which can be received by the human-computer interface.
Preferably, the signal output module, the output signal conversion module and the output terminal are sequentially connected by signals, and the signal receiving module, the input signal conversion module and the input terminal are sequentially connected by signals.
Preferably, the output terminal and the input terminal are connected to corresponding terminals on the PLC through signal lines.
Preferably, the PLC is provided with a plurality of signal lamps, each signal lamp corresponds to one signal receiving terminal on the PLC, the signal lamps are independent of each other, and the signal lamps are only lighted when the signal receiving terminals corresponding to the signal lamps receive the signals.
The invention has the beneficial effects that: according to the invention, the human-computer interface, the signal conversion module and the test fixture are matched, so that the input and the output of the PLC can be effectively detected, and the input and the output terminals on the PLC can be simultaneously detected by the device due to the existence of the test fixture, so that the detection efficiency is improved.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a front view of a high efficiency PLC testing device of the present invention.
[ detailed description ] embodiments
Referring to fig. 1, the invention relates to a high-efficiency PLC detection device, which comprises a human-machine interface, a signal conversion module, and a test fixture, wherein the human-machine interface is in signal connection with the signal conversion module, the signal conversion module is in signal connection with the test fixture, the human-machine interface comprises an input device, a display screen, and a processor, the processor comprises a signal output module and a signal receiving module, the signal conversion module comprises an output signal conversion module and an input signal conversion module, the test fixture is connected with the signal conversion module in a detachable connection manner, the test fixture is provided with a plurality of output terminals and a plurality of input terminals, the output terminals are used for inputting signals to the PLC, the input terminals are used for receiving PLC signals, the input device is one or more of a mouse, a keyboard, a button, a knob, and a switch, the display screen comprises an output point display area and an input point display area, the signal that human-computer interface output is converted into the receivable signal of PLC to output signal conversion module, and input signal conversion module converts the signal that PLC sent into the receivable signal of human-computer interface, signal output module, output signal conversion module, output terminal signal connection in proper order, signal receiving module, input signal conversion module, input terminal signal connection in proper order, output terminal and input terminal all link to each other with the terminal that corresponds on the PLC through the signal line, be equipped with a plurality of signal lamp on the PLC, every signal lamp corresponds a signal receiving terminal on the PLC, and mutually independent between the signal lamp, only light when the signal receiving terminal corresponding with the signal lamp received the signal.
The working process of the invention is as follows:
in the working process of the high-efficiency PLC detection device, the human-computer interface, the signal conversion module and the test fixture are matched, so that the input and the output of the PLC can be effectively detected, and the device can simultaneously detect the input and the output terminals on the PLC due to the existence of the test fixture, so that the detection efficiency is improved.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (7)
1. An efficient PLC detection device which is characterized in that: including man-machine interface, signal conversion module, test fixture, man-machine interface links to each other with signal conversion module signal, and signal conversion module links to each other with the test fixture signal, man-machine interface contains input device, display screen, treater, and the treater includes signal output module and signal reception module, signal conversion module includes output signal conversion module and input signal conversion module, be connected through detachable connected mode between test fixture and the signal conversion module, be equipped with a plurality of output terminal and a plurality of input terminal on the test fixture, output terminal is used for giving PLC input signal, and input terminal is used for receiving the PLC signal.
2. A high efficiency PLC detection device as recited in claim 1, wherein: the input device is one or more of a mouse, a keyboard, a button, a knob and a switch.
3. A high efficiency PLC detection device as recited in claim 1, wherein: the display screen comprises an output point display area and an input point display area.
4. A high efficiency PLC detection device as recited in claim 1, wherein: the output signal conversion module converts signals output by the human-computer interface into signals which can be received by the PLC, and the input signal conversion module converts signals sent by the PLC into signals which can be received by the human-computer interface.
5. A high efficiency PLC detection device as recited in claim 1, wherein: the signal output module, the output signal conversion module and the output terminal are sequentially connected through signals, and the signal receiving module, the input signal conversion module and the input terminal are sequentially connected through signals.
6. A high efficiency PLC detection device as recited in claim 1, wherein: and the output terminal and the input terminal are connected with corresponding terminals on the PLC through signal wires.
7. A high efficiency PLC detection device as recited in claim 1, wherein: the PLC is provided with a plurality of signal lamps, each signal lamp corresponds to one signal receiving terminal on the PLC, the signal lamps are mutually independent and only light when the signal receiving terminal corresponding to the signal lamp receives the signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011184376.4A CN112241140A (en) | 2020-10-28 | 2020-10-28 | Efficient PLC detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011184376.4A CN112241140A (en) | 2020-10-28 | 2020-10-28 | Efficient PLC detection device |
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| CN112241140A true CN112241140A (en) | 2021-01-19 |
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| CN202011184376.4A Pending CN112241140A (en) | 2020-10-28 | 2020-10-28 | Efficient PLC detection device |
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Application publication date: 20210119 |