发明名称 |
DEVICE FOR DETECTING FOREIGN OBJECTS IN RESIN |
摘要 |
<p>A method and a device for detecting by image processing foreign matter in a resin flowing through a passage in an extrusion head of an extruder for extruding a plastic to form a plastic-covered power cable. A see-through glass window is provided at a throat portion having a resin passage having a reduced sectional area and provided in the extrusion head between a breaker plate at the leading end of a screw and a head body having a die and a nipple mounted therein. A light source and a camera are provided outside and opposite to the glass window to detect any minute foreign objects in the resin flowing through the throat portion. <IMAGE></p> |
申请公布号 |
KR100176735(B1) |
申请公布日期 |
1999.05.15 |
申请号 |
KR19950007641 |
申请日期 |
1995.04.01 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES LTD. |
发明人 |
KATO, SHIGERU;KOMETANI, TOSHIO;MIYAKE, MASATAKA;JINNO, ATSUHIDE |
分类号 |
G01N21/85;B29C47/12;G01N15/02;G01N21/94;H01B13/00;H01B13/14;H01B13/24;(IPC1-7):B29C47/12 |
主分类号 |
G01N21/85 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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