Maschine zum Herstellen, Füllen und Verschliessen von Standbeuteln

摘要

A forming, filling and sealing machine comprises a top sealing mechanism for heat sealing a sheet film folded so that both side ends are coincident with each other, a folding mechanism for forming two ridge portions in said film by folding the width direction center part of said film, and a bottom sealing mechanism for heat sealing at least the top of the two ridge portions along the longitudinal direction of said film. A pair of squeezing rollers is provided opposite to each other and an injection pipe for injecting filling material inside said film is disposed above said squeezing rollers.