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The guide control system is generally composed of three units of controller, sensor and driver. Photoelectric automatic guide system is no exception. The photodetector detects the displacement of the material by sensitization, converts it into an electrical signal and transmits it to the controller, and the controller internally calculates it by PID. The signal is then passed to the driver, which drives the guiding roller based on the given signal. The following are the common problems and knowledge of the photoelectric automatic guide system collected.
Automatic guiding machine
1. What should I do if the photoelectric automatic guide system does not respond?
It should be that the electric eye is broken, you have spare, there is a change to try.
2. The working principle of three guide systems for photoelectric guide, aerodynamic guide and ultrasonic guide? What are their advantages and disadvantages?
Photoelectric guide is used more, the influence of temperature and humidity is relatively large. The aerodynamics have not played the ultrasonic better than the photoelectric, but it is more expensive. When the ultrasonic wave can be detected, the plc can be followed by the specific value.
3. What is the difference between the function of single electric eye and double electric eye in photoelectric guide control system?
Double electric eye photoelectric rectification is to improve the accuracy, and to some extent, to make up for the lack of accuracy of the single electric eye switch quantity correction control system, because the single electric eye switch amount has a large correction wobble, and the double electric eye controls his swing amplitude to a smaller one. Within the scope of the range, when running off, it will not slip to one side.
4. Composition of photoelectric guiding device? Can the photoelectric guiding device prevent the film from moving? What are the components of the photoelectric guiding device?
The photoelectric guiding device comprises: a correcting controller, a pusher and a sensor. The working principle: the sensor detects the deviation of the material, the pneumatic actuator test bench transmits the signal to the controller, and the controller guides the pusher. Work, the pusher is to adjust the material rack to solve the material offset. Generally, the total weight of the material feeding rack can be corrected by photoelectricity within three tons. For more than three tons, it is recommended to use photoelectric hydraulic guide.
5. What is the principle of photoelectric guide controller?
During the material winding process, the position of the edge or line is detected by the photosensor to pick up the edge or line position deviation signal. Then, the position deviation signal is transmitted to the photoelectric guide controller for logic operation, and a control signal is sent to the mechanical actuator. The pneumatic actuator test bed drives the mechanical actuator to correct the serpentine deviation of the material during operation to ensure linear motion of the material. Optional left and right limit switches prevent the system from running out of control.
6, how to debug the photoelectric guide controller epcsm-600msa?
guide Controller GD-4A photoelectric guide controller is an edge position detection device (EPC), which is a system for controlling the horizontal positional shift of thin soft materials during transmission. It has automatic detection, automatic tracking,...
7. What is the EPC/CPC guide system?
EPC rectification is the opposite side, and the edge is corrected. CPC is the centering guide. This is the reference line in the middle of the material. The CPC uses very little. Only when the overall material width is inconsistent, it is a roll. The materials are wide and some are narrow and will be used. Most of them use the EPC guide system.