What are the precautions for using the coater?
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What are the precautions for using the coater?
1) Set the coating working mode and relevant parameters (coating speed, section length, gap length, roll speed ratio, etc.), and then connect the compressed air (adjust the pressure regulating valve of the pneumatic control box to make the pneumatic pressure between 0.2 and 0.3 Mpa);
2) Start the drying fan and drying temperature controller.
3) Power on the automatic deviation correction and tension controller.
4) The temperature of each section of the equipment has reached the process request temperature;
5) Feed the coating installation hopper, start the coating machine and stop the coating
Shutdown Sequence
1) Confirm that the coated electrode sheet has finished winding, and then stop.
2) Turn off the power supply of the equipment heater, and stop the drying fan and other fans when the temperature of each section falls below 60 ℃;
3) Stop tightening the air.
4) Disconnect the power supply on the deviation correction cabinet and control cabinet.
Scraper applicable.
The working principle of the automatic coater used for screen printing and plate making is the same, but its performance varies according to different models and different consumer manufacturers. The screen coater is installed on the vertical frame to clamp the screen frame. The front and rear of the screen area are the coating mechanism of the degree, which is composed of the coating tank and the mechanical or pneumatic components that control the angle and pressure of the coating tank.
The two ends of the coating mechanism are installed on the vertical support arm of the coating machine. Through the transmission of belt, chain or cable, the coating mechanism moves up and down to coat along the surface of the screen. The transmission mechanism is connected to the servo or variable frequency motor to make its operation stable and accurately control the position of the coating mechanism.
Before coating, load the clean and tensioned screen from the front of the coating machine, and some models can also load the screen from the side. Among the models designed for large-format screen frame, side mounting is more common. Because the screen frame is large and bulky, side mounting can reduce the lifting and moving amount. When the automatic screen coater and other automatic screen disposal equipment (such as cleaning equipment, regeneration equipment, boring installation and developer) are running online, it is more convenient to install the plate from the side.
No matter how the screen plate is installed, once the screen plate is in the correct position, the pneumatic clamping installation or mechanical clamping installation will be closed to lock the screen plate. In order to make operation more convenient, many models have pedals to control the action of the plate holder, and the operator can free his hands to control the screen plate. After the screen is installed and the corresponding photosensitive emulsion is poured into the automatic coating machine, the coating can be started. According to the functions of the control system and equipment, the equipment can stop coating both sides of the screen at the same time.







