A quantitative packer with negativepressurevalve port relates to a powder packer technique.
负压式阀口定量包装机涉及一种粉料的包装机技术。
2
Working principle: piston moves from left to right, form a negativepressure pump cylinder, the liquid tank into the pump by the inhalation valve cylinder.
工作原理：活塞自左向右移动时，泵缸内形成负压，则贮槽内液体经吸入阀进入泵缸内。
3
How it works: the piston moves from left to right, form a negativepressure pump cylinder, then the suction tank fluid through the valve into the pump cylinder.