Simulation component test module for teaching based on PLC practical training platform

Abstract

The utility model discloses a teaching simulation assembly test module based on a PLC training platform. The teaching simulation assembly test module comprises a transmission module, a visual detection module and an IV test module. The transmission module is used for transmitting the simulation assembly of the PLC practical training platform, and can sequentially transmit the simulation assembly to the visual detection station and the IV test station. The visual detection module is used for collecting simulation component images at the visual detection station and carrying out image recognition; the IV test module comprises a shell, a test probe, and a control panel and an LED simulated sunlight unit which are arranged in the shell; an opening is formed in the bottom end of the shell, so that the LED simulated sunlight unit can emit light downwards, and the test probe is located below the IV test station; when IV testing is carried out on the simulation assembly, the LED simulation sunlight unit is used for emitting simulation sunlight under the control of the control panel and irradiating the simulation sunlight downwards to the surface of the simulation assembly at the IV testing station, and the testing probe is electrically connected with the positive electrode and the negative electrode of the simulation assembly.

Description

Technical Field

[0001] The utility model relates to the field of teaching training equipment, in particular to a teaching simulation component test module based on a PLC training platform. Background Art

[0002] As the core teaching equipment of electrical-related professional training rooms, the PLC training platform not only helps students master theoretical knowledge such as stepper motor drive and proximity sensor application, but also provides a solid platform for practical operation. However, in the electrical training of photovoltaic majors, traditional PLC training platforms often fail to closely integrate theory with practical operation, resulting in a disconnection between theory and practice. Utility Model Content

[0003] In order to solve the problems raised in the above background technology, the technical solution adopted by the utility model is: a teaching simulation component test module based on a PLC training platform, characterized in that it includes a transmission module, a visual detection module and an IV test module;

[0004] The transmission module is used to transmit the simulation components of the PLC training platform, and can transmit the simulation components to the visual inspection station and the IV test station in sequence;

[0005] The visual inspection module is used to collect images of simulated components at the visual inspection station and perform image recognition;

[0006] The IV test module includes a housing, a test probe, a control panel installed in the housing, and an LED simulated sunlight unit;

[0007] The bottom end of the housing is open, so that the LED simulated sunlight unit can emit light downward, and the test probe is located below the IV test station;

[0008] When performing IV testing on a simulated component, the LED simulated sunlight unit is used to emit simulated sunlight under the control of the control board, irradiating downward onto the surface of the simulated component at the IV testing station, and the test probe is electrically connected to the positive and negative electrodes of the simulated component.

[0009] In some embodiments, the transmission module includes a transmission belt and a stepper motor;

[0010] The stepper motor is used to control the movement of the transmission belt, and the transmission belt is used to transmit the analog component;

[0011] In addition, proximity sensors are configured at both the visual inspection station and the IV test station to provide feedback on the position of the simulated components.

[0012] In some embodiments, the transmission module includes two transmission belts parallel to each other;

[0013] Between the two transmission belts, a test cylinder is arranged at a position corresponding to the IV test station, a blocking cylinder is arranged behind the test cylinder, and the test probe is installed at the output end of the test cylinder;

[0014] The blocking cylinder is used to automatically extend when the proximity sensor of the IV test station senses the simulation component to limit the position of the simulation component, and automatically return after the IV test is completed;

[0015] The test cylinder is used to automatically extend during the IV test to lift up the simulation component, while electrically connecting the test probe to the positive and negative electrodes of the simulation component, and automatically return after the IV test is completed.

[0016] In some embodiments, the visual inspection module includes a CCD camera, and a ring light source is configured around the lens of the CCD camera.

[0017] In some embodiments, the IV test module further comprises a touch screen mounted on the surface of the housing, wherein the touch screen is used for allowing a user to set test parameters and display relevant test information.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The teaching simulation component testing module based on the PLC training platform provided by the utility model conforms to the educational concept of integrating theory and practice. It not only provides rich theoretical knowledge learning resources, but also enables students majoring in photovoltaics to better understand and master the photovoltaic component production and testing process through practical operations, laying a solid foundation for future professional learning and career development. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of a teaching simulation component test module based on a PLC training platform in the first embodiment.

[0021] Description of Figure Numbers:

[0022] 1. Transmission module; 2. Visual inspection module; 3. IV test module; 4. Simulation component; 5. Blocking cylinder; 6. Test cylinder; 11. Transmission belt; 21. CCD camera; 22. Ring light source; 31. Housing; 32. Touch screen. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the following further describes how the present invention is implemented in conjunction with the accompanying drawings and specific implementation methods.

[0024] Reference Figure 1As shown, the utility model provides a teaching simulation component test module based on a PLC training platform, comprising a transmission module 1, a visual inspection module 2 and an IV test module 3; the transmission module 1 is used to transmit the simulation component 4 of the PLC training platform, and can transmit the simulation component 4 to the visual inspection station and the IV test station in sequence; the visual inspection module 2 is used to collect the image of the simulation component 4 at the visual inspection station and perform image recognition; the IV test module 3 comprises a housing 31, a test probe and a control board and an LED simulated sunlight unit installed in the housing 31; the bottom end of the housing 31 is open, so that the LED simulated sunlight unit can emit light downward, and the test probe is located below the IV test station; when performing IV testing on the simulation component 4, the LED simulated sunlight unit is used to emit simulated sunlight under the control of the control board, and irradiate downward to the surface of the simulation component 4 at the IV test station, and the test probe is electrically connected to the positive and negative electrodes of the simulation component 4.

[0025] Preferably, the transmission module 1 includes a transmission belt 11 and a stepper motor; the stepper motor is used to control the movement of the transmission belt 11, and the transmission belt 11 is used to transmit the simulation component 4; and proximity sensors are configured at the visual inspection station and the IV test station to feedback the position of the simulation component 4.

[0026] Preferably, the transmission module 1 includes two transmission belts 11 parallel to each other; a test cylinder 6 is arranged at a position corresponding to the IV test station between the two transmission belts 11, a blocking cylinder 5 is also arranged behind the test cylinder 6, and a test probe is installed at the output end of the test cylinder 6; the blocking cylinder 5 is used to automatically extend when the proximity sensor of the IV test station senses the simulation component 4 to limit the position of the simulation component 4, and automatically return after the IV test is completed; the test cylinder 6 is used to automatically extend during the IV test to lift the simulation component 4, and at the same time electrically connect the test probe to the positive and negative electrodes of the simulation component 4, and automatically return after the IV test is completed.

[0027] Preferably, the visual inspection module 2 comprises a CCD camera 21 , and a ring light source 22 is arranged around the lens of the CCD camera 21 .

[0028] Preferably, the IV test module 3 further comprises a touch screen 32 mounted on the surface of the housing 31 , and the touch screen 32 is used for allowing the user to set test parameters and display relevant test information.

[0029] It can be understood that each of the above modules can be connected to the PLC of the PLC training platform to achieve overall control through the PLC.

[0030] In a specific embodiment, the workflow of the teaching simulation component test module based on the PLC training platform provided by the utility model is as follows:

[0031] First, the simulation component 4 is sent to the loading station of the transmission module 1 through an external device, and the stepper motor of the transmission module 1 is controlled through PLC programming, so that the transmission belt 11 conveys the simulation component 4 to the visual inspection station.

[0032] The proximity sensor of the visual inspection station senses the analog component 4, and the PLC controls the stepper motor of the transmission module 1 to stop working and start visual inspection.

[0033] The visual inspection module 2 collects the image of the analog component 4 through the CCD camera 21 and recognizes the image through computer software; according to the preset classification rules, the analog component 4 is classified to obtain the classification results such as unqualified and qualified, and the classification results are transmitted to the PLC through Ethernet.

[0034] After the visual inspection is completed, the PLC controls the stepper motor of the transmission module 1 to start working, so that the transmission belt 11 transmits the simulation component 4 to the IV test station.

[0035] The proximity sensor of the IV test station senses the simulated component 4 , the PLC controls the stepper motor of the transmission module 1 to stop working and the blocking cylinder 5 to automatically extend, and then the test cylinder 6 automatically extends to lift the simulated component 4 .

[0036] The test probe of the IV test module 3 moves downward to be electrically connected to the positive and negative electrodes of the simulation component 4 , and the LED simulated sunlight unit of the IV test module 3 emits simulated sunlight to illuminate the surface of the simulation component 4 to perform an IV test on the simulation component 4 .

[0037] After the IV test is completed, the control panel of the IV test module 3 divides the analog component 4 into different grades according to the grade division rules preset on the touch screen 32, and sends the grade division results to the PLC.

[0038] The blocking cylinder 5 and the test cylinder 6 return automatically, and then the PLC controls the stepper motor of the transmission module 1 to start working, so that the transmission belt 11 conveys the simulation component 4 to the unloading station, waiting for material collection or subsequent operations.

[0039] In summary, the teaching simulation component testing module based on the PLC training platform provided by the utility model conforms to the educational concept of integration of theory and practice. It not only provides rich theoretical knowledge learning resources, but also enables students majoring in photovoltaics to better understand and master the production and testing process of photovoltaic components through practical operations, laying a solid foundation for future professional learning and career development.

[0040] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A teaching simulation component test module based on a PLC training platform, characterized in that: It includes a transmission module (1), a visual detection module (2) and an IV test module (3); The transmission module (1) is used to transmit the simulation component (4) of the PLC training platform, and can sequentially transmit the simulation component (4) to the visual inspection station and the IV test station; The visual inspection module (2) is used to collect images of the simulation components (4) at the visual inspection station and perform image recognition; The IV test module (3) comprises a housing (31), a test probe, a control panel installed in the housing (31), and an LED simulated sunlight unit; The bottom end of the housing (31) is open, so that the LED simulated sunlight unit can emit light downward, and the test probe is located below the IV test station; When performing an IV test on the simulated component (4), the LED simulated sunlight unit is used to emit simulated sunlight under the control of the control board, and irradiate downward onto the surface of the simulated component (4) at the IV test station, and the test probe is electrically connected to the positive and negative electrodes of the simulated component (4).

2. The teaching simulation component test module based on the PLC training platform according to claim 1 is characterized in that: The transmission module (1) comprises a transmission belt (11) and a stepping motor; The stepper motor is used to control the movement of the transmission belt (11), and the transmission belt (11) is used to transmit the simulation component (4); In addition, proximity sensors are provided at both the visual inspection station and the IV test station to provide feedback on the position of the analog component (4).

3. The teaching simulation component test module based on the PLC training platform according to claim 2 is characterized in that: The transmission module (1) comprises two transmission belts (11) parallel to each other; A test cylinder (6) is arranged at a position corresponding to the IV test station between the two transmission belts (11), a blocking cylinder (5) is arranged behind the test cylinder (6), and the test probe is installed at the output end of the test cylinder (6); The blocking cylinder (5) is used to automatically extend when the proximity sensor of the IV test station senses the simulation component (4) to limit the position of the simulation component (4), and automatically return after the IV test is completed; The test cylinder (6) is used to automatically extend during an IV test to lift up the simulation component (4), while electrically connecting the test probe to the positive and negative electrodes of the simulation component (4), and automatically return after the IV test is completed.

4. The teaching simulation component test module based on the PLC training platform according to claim 1 is characterized in that: The visual inspection module (2) comprises a CCD camera (21), and a ring-shaped light source (22) is arranged around the lens of the CCD camera (21).

5. The teaching simulation component test module based on the PLC training platform according to claim 1 is characterized in that: The IV test module (3) further comprises a touch screen (32) mounted on the surface of the housing (31), wherein the touch screen (32) is used for allowing a user to set test parameters and display relevant test information.

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