| 摘要 |
PURPOSE: A vacuum injector is provided to accurately inject the material of a gel state in a fixed quantity without including a bubble into the inside of a vacuum packed container. CONSTITUTION: A vacuum injector is composed of:a vacuum tank(100) for removing the air included in substance material(600) by a vacuum pump(120); a hopper(200) for collecting the content in an injection waiting state, established at the lower face of the vacuum tank; a transport screw(220) driven by being established inside of a transport pipe of the lower face of the hopper; a supplier consisted of an approach sensor(330) for sensing rotation quantity and a gear pump(350) rotated by a DC geared motor(300) to supply the substance transported by the transport screw in a fixed quantity; a control box for controlling a pneumatic changer(410) of leakage preventer and the transport motor and the DC geared motor.
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