| 摘要 |
A device for molding, filling and welding packets from heat-shrinking material includes a supply pipe, a sleeve-former, a device for drawing the sleeve and a device for welding longitudinal and transverse seams. Beside the device of longitudinal welding a shrink device is located, inside which shrink heads are located, above which a device of transverse seam welding is located, which is fixed on a carriage with possibility of lifting and lowering. The carriage motion is synchronized with transverse motion of its jaws. |
