Double spiral blades are arranged on the inner wall of the mixing drum of the automatic feeding mixer truck, and the positive rotation is for feeding and concrete mixing; Reverse rotation, the concrete is discharged from the outlet under the push of the spiral blade. The safety operation specifications of automatic feeding mixer are as follows:
1. After unloading at the construction site, the hose attached to the automatic feeding mixer shall be used to flush the feed hopper, discharge hopper, discharge chute, etc., to remove the sludge and concrete adhering to the vehicle body. On the way back to the mixing plant, 150-200L water shall be injected into the mixing drum to clean the concrete residue bonded by the drum wall and blades.
2. At the end of each day's work, the driver shall be responsible for injecting clean water into the mixing drum and rotating it for 5-10 minutes at high speed (14-18 rpm), and then draining the water to ensure the cleanness of the drum. When cleaning each part of the mixing drum with high-pressure water, attention should be paid to avoiding instruments, control rods and other parts. The distance between the pressure water nozzle and the body paint surface shall not be less than 40 cm.
3. When removing the dirt and residual concrete slag inside and outside the mixing drum, and when the machine maintenance personnel enter the drum for maintenance and repair welding, the engine of the automatic feeding mixer shall be shut down first to make the mixing drum stop completely. During the period when the machine maintenance personnel enter the mixing drum to work, they should ensure that the mixing drum is well ventilated, the air is fresh, there is no natural gas and harmful dust, and the oxygen supply is sufficient. When using electric tools in the cylinder, the operator should have good insulation protection.
When working, do not put your hand into the rotating mixing drum, and do not put your hand into the connection part of the main discharge chute and the extended discharge chute for automatic operation. How can the staff operate the automatic feeding mixer to prevent accidents. I hope the above sharing can help you better use the device. If you have any questions, please consult online http://www.jfhntjbj.com customer service.