| 摘要 |
PURPOSE: A device and a method for a mold valve gating are provided to be useful for various shapes of spraying molding articles. CONSTITUTION: At least one mold is provided having a mold cavity space (32, 34) and a mold gate (44, 46) communicating with the mold cavity space, an injection nozzle (24, 26) for feeding molten plastic material to the injection mold having a nozzle outlet in line with the mold gate, and a thin movable valve gating arrangement (48, 74, 76, 90, 104, 110, 120, 140, 284, 140', 48', 150, 166, 340, 342) positioned between the mold gate and nozzle outlet having an orifice (50, 52, 86, 88, 106, 112, 126, 128', 142, 152, 168, 170, 286, 290,292, 294, 310, 312, 346, 344, 50', 52') therein permitting and shutting off flow of molten plastic from the nozzle to the mold.
|
