Digital control system of rotary baking device

Abstract

The utility model relates to a digital control system of a rotary baking device, which relates to the technical field of motor stator coil baking and comprises an electrical control cabinet, and a programmable logic controller (PLC) is arranged in the electrical control cabinet. A touch screen which is used for displaying menu content and can perform touch operation and operation buttons which are used for controlling the rotary baking device to perform corresponding operation are arranged outside the electric control cabinet, and the touch screen and the operation buttons are connected with the PLC; and the PLC is also connected with a detection element for detecting the working condition of the rotary baking device. The system provided by the utility model is high in automation degree and convenient to operate, meets baking process requirements of different stator coils, has a wider application range, improves the working reliability of the rotary baking device and the consistency of processed products, ensures the quality of the products, improves the production efficiency, and also saves the cost.

Description

Technical Field

[0001] This utility model relates to the technology of baking motor stator coils, and in particular to a digital control system for a rotary baking device. Background Technology

[0002] Rotary baking equipment is a commonly used electrical equipment in the motor industry. Its main purpose is to bake and solidify the stator coils after the previous impregnation process, ensuring insulation between the coils and the stator core, and also ensuring the dimensional accuracy of the rotor after installation.

[0003] Traditional rotary baking equipment has a low degree of automation, resulting in low efficiency and inconsistent thickness after insulation curing, which leads to difficulties in subsequent assembly and affects product quality. Utility Model Content

[0004] The technical problem this invention aims to solve is how to improve the automation level and product consistency of a rotary baking device, thereby increasing its working efficiency and reliability.

[0005] To achieve the above objectives, the present invention provides a digital control system for a rotary baking device, including an electrical control cabinet. The electrical control cabinet houses a programmable logic controller (PLC), and the exterior of the cabinet is equipped with a touchscreen for displaying menu content and allowing touch operation, and operation buttons for controlling the rotary baking device to perform corresponding operations. Both the touchscreen and the operation buttons are connected to the PLC. The PLC is also connected to a detection element for detecting the operating status of the rotary baking device.

[0006] Preferably, the programmable logic controller (PLC) acquires the signals from the detection element in real time and displays them on the touch screen.

[0007] Preferably, the programmable logic controller (PLC) is connected to the detection element of the rotary baking device via a shielded cable.

[0008] Preferably, the detection element includes a workpiece offset detector, an encoder, a tachometer, a temperature display, and a frequency converter; the temperature detector is used to monitor the baking temperature; the workpiece offset detector is used to adjust the stator position; the encoder is used to detect whether the stator rotation is normal; the tachometer is used to display the rotation speed of the variable frequency motor; the temperature display is used to display the stator coil temperature; and the frequency converter is used to control the rotation speed of the variable frequency motor.

[0009] Preferably, the operation information on the touch screen is transmitted to the programmable logic controller (PLC), which then performs corresponding control operations on the rotary baking device.

[0010] Preferably, the touch screen is connected to the programmable controller (PLC) via a communication bus.

[0011] Preferably, the electrical control cabinet is further provided with an indicator light on the outside for indicating the system's working status, and the indicator light is connected to the programmable logic controller (PLC).

[0012] Preferably, the electrical control cabinet is also equipped with an emergency stop button for stopping the rotary baking device in an emergency.

[0013] Compared with the prior art, the digital control system of the rotary baking device provided by this utility model has the following advantages:

[0014] 1. It adopts a touch screen as the human-machine interface and is operated in conjunction with the buttons on the operation panel. The operation method is intuitive and simple. Operators can also monitor and adjust parameters such as the temperature inside the motor stator to meet the baking process requirements, and it has a wide range of applications.

[0015] 2. It has single-action, automatic, adjustment, and alarm display operation modes. Operators can use different operation modes according to different process requirements, which can effectively ensure product quality, improve production efficiency, and save costs.

[0016] 3. Shielded cables are used to connect the programmable logic controller (PLC) and the detection elements of the rotary baking device to improve the system's anti-interference performance, ensure the accuracy and reliability of the acquired signals, and thus guarantee the reliability of the system operation and the consistency of the products. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the digital control system structure of the rotary baking apparatus provided in this embodiment;

[0018] Figure 2 This is a schematic diagram showing the connection between a programmable logic controller (PLC) and the detection element of a rotary baking device.

[0019] Reference numerals: 1. Electrical control cabinet; 5. Shielded cable; 6. Rotary baking device; 10. Programmable logic controller (PLC); 11. Touch screen; 12. Emergency stop button; 13. Indicator light; 14. Frequency converter; 15. Encoder; 16. Tachometer; 17. Temperature display; 18. Temperature detector; 19. Workpiece offset detector. Detailed Implementation

[0020] The present invention will be further illustrated below with reference to specific embodiments. It should be understood that these embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that after reading the teachings of this invention, those skilled in the art can make various alterations or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims.

[0021] This utility model discloses a digital control system for a rotary baking device, including an electrical control cabinet 1. The electrical control cabinet 1 is equipped with a programmable logic controller (PLC) 10. The electrical control cabinet 1 is equipped with a touch screen 11 for displaying menu content and being operable by touch, and an emergency stop button 12 for controlling the rotary baking device 6 to perform corresponding operations. The touch screen 11 and the emergency stop button 12 are both connected to the programmable logic controller (PLC) 10. The programmable logic controller (PLC) 10 is also connected to a detection element for detecting the working status of the rotary baking device 6.

[0022] The programmable logic controller (PLC) 10 collects the status of the detection elements of the rotary baking device 6 in real time and displays it on the touch screen 11. The operation information on the touch screen 11 is transmitted to the PLC 10, which then executes corresponding control operations on the rotary baking device 6. The touch screen 11 is connected to the PLC 10 via a communication bus. The PLC 10 is connected to the detection elements of the rotary baking device 6 via a shielded cable 5.

[0023] The electrical control cabinet 1 is also equipped with indicator lights 13 on the outside to indicate the system's operating status. The indicator lights 13 are connected to the programmable logic controller (PLC) 10. The electrical control cabinet 1 is also equipped with an emergency stop button 12 on the outside to stop the rotary baking device 6 in case of an emergency.

[0024] Specifically, Figure 1 This is a schematic diagram of the digital control system structure of the rotary baking device provided in this embodiment. The digital control system of the rotary baking device includes an electrical control cabinet 1 and a rotary baking device 6. The electrical control cabinet 1 includes a programmable controller PLC 10, a touch screen 11, an emergency stop button 12, and indicator lights 13. The touch screen 11, the emergency stop button 12, and the indicator lights 13 are all connected to the programmable controller PLC 10.

[0025] The electrical control cabinet 1 is connected to the detection elements of the rotary baking device 6 via shielded cable 5. These detection elements include a workpiece offset detector 19, an encoder 15, a tachometer 16, a temperature display 17, a temperature sensor 18, and a frequency converter 14. The temperature sensor 18 monitors the baking temperature to ensure the baking process requirements are met. The workpiece offset detector 19 adjusts the stator position. The encoder 15 detects whether the stator rotation is normal. The tachometer 16 displays the rotational speed of the variable frequency motor. The temperature display 17 displays the stator coil temperature. The frequency converter 14 controls the rotational speed of the variable frequency motor.

[0026] This utility model is a digital control system for a rotary baking device based on a touch screen 11 and a programmable logic controller (PLC) 10. The door of the electrical control cabinet 1 is equipped with a touch screen 11 for displaying menu content and for touch operation. Below the touch screen 11 are indicator lights 13 and an emergency stop button 12.

[0027] The control circuit on electrical control cabinet 1 consists of a programmable logic controller (PLC) 10, a touch screen 11, an emergency stop button 12, and indicator lights 13. The communication port of PLC 10 is connected to the communication port of touch screen 11 on the door of electrical control cabinet 1 via a communication bus. PLC 10 transmits the collected signals to touch screen 11 for display via the communication bus, and the operation information on touch screen 11 is also transmitted to PLC 10 via the communication bus, and then the PLC 10's internal program performs the corresponding control operations. The I / O terminals of PLC 10 are connected to the workpiece offset detector 19, encoder 15, tachometer 16, temperature display 17, temperature detector 18, and frequency converter 14 of the rotary baking device 6. PLC 10 processes and controls the input and output signals through its internal program, and sends the set speed value, workpiece offset value, etc., to touch screen 11 for display.

[0028] The system provided by this utility model has a high degree of automation, is easy to operate, meets the baking process requirements of different stator coils, has a wide range of applications, improves the reliability of the rotary baking device 6 and the consistency of processed products, ensures product quality, improves production efficiency, and saves costs.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A digital control system for a rotary baking apparatus, characterized in that, The system includes an electrical control cabinet (1), which houses a programmable logic controller (PLC) (10). The external components of the electrical control cabinet (1) include a touchscreen (11) for displaying menu content and allowing touch operation, and operation buttons for controlling the rotary baking device (6). Both the touchscreen (11) and the operation buttons are connected to the PLC (10). The PLC (10) is also connected to detection elements for monitoring the operating status of the rotary baking device (6). These detection elements include a workpiece offset detector (19), an encoder (15), a tachometer (16), a temperature display (17), a temperature detector (18), and a frequency converter (14). The temperature detector (18) monitors the baking temperature. The workpiece offset detector (19) adjusts the stator position. The encoder (15) detects whether the stator rotation is normal. The tachometer (16) displays the rotation speed of the variable frequency motor. The temperature display (17) displays the stator coil temperature. The frequency converter (14) is used to control the rotation speed of the frequency converter motor.

2. The digital control system for a rotary baking apparatus according to claim 1, characterized in that, The programmable controller (PLC) (10) acquires the signals of the detection element in real time and displays them on the touch screen (11).

3. The digital control system for a rotary baking apparatus according to claim 2, characterized in that, The programmable logic controller (PLC) (10) is connected to the detection element of the rotary baking device (6) via a shielded cable (5).

4. The digital control system for a rotary baking apparatus according to claim 1, characterized in that, The operation information on the touch screen (11) is transmitted to the programmable logic controller (PLC) (10), and the programmable logic controller (PLC) (10) performs corresponding control operations on the rotary baking device (6).

5. The digital control system for a rotary baking apparatus according to claim 4, characterized in that, The touch screen (11) is connected to the programmable controller PLC (10) via a communication bus.

6. The digital control system for a rotary baking apparatus according to claim 1, characterized in that, The electrical control cabinet (1) is also provided with an indicator light (13) for indicating the working status of the system. The indicator light (13) is connected to the programmable controller PLC (10).

7. The digital control system for a rotary baking apparatus according to claim 6, characterized in that, The electrical control cabinet (1) is also equipped with an emergency stop button (12) for stopping the rotary baking device (6) in an emergency.

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