发明名称 Method for forming resin molded articles, apparatus for forming resin molded articles, and apparatus for adjusting thickness of thermoplastic resin sheet
摘要 There is provided a method for forming a resin molded article characterized by comprising the steps of melting and kneading a thermoplastic resin, storing a predetermined amount of the melted and kneaded thermoplastic resin, extruding the stored thermoplastic resin intermittently in a predetermined extrusion amount per unit time from an extrusion slit provided in a T-die and having a predetermined gap and sandwiching the sheet-shaped resin between a pair of rollers arranged below the extrusion slit and feeding the resin downward at a feeding speed higher than, or equal to the predetermined extrusion speed by rotary driving of the rollers, disposing the sheet-shaped molten resin, fed by the rollers, near a side of a mold arranged below the pair of rollers, and forming the sheet-shaped resin in a shape conforming to a shape of the mold.
申请公布号 US8609015(B2) 申请公布日期 2013.12.17
申请号 US200913001216 申请日期 2009.06.24
申请人 SUMI TAKEHIKO;ITO SHUJI;TANJI TADATOSHI;KYORAKU CO., LTD. 发明人 SUMI TAKEHIKO;ITO SHUJI;TANJI TADATOSHI
分类号 B29C51/02 主分类号 B29C51/02
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