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METHOD OF MANUFACTURING SCREW ROTOR, SCREW ROTOR, AND WATER INJECTION TYPE SCREW COMPRESSOR
METHOD OF MANUFACTURING SCREW ROTOR, SCREW ROTOR, AND WATER INJECTION TYPE SCREW COMPRESSOR
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机译:制造螺杆转子,螺杆转子和注水式螺杆压缩机的方法
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摘要
PROBLEM TO BE SOLVED: To provide a method of manufacturing a screw rotor which improves quality; the screw rotor; and a water injection type screw compressor.;SOLUTION: In the method of manufacturing the screw rotor having a helical tooth section, two or more resin blocks 20 containing a short fiber reinforcing material 18 and a granular reinforcing material 19 are respectively formed into a circular plate shape. Two or more resin blocks 20 are inserted through a rotor shaft 21 and are stacked in the axial direction thereof. Two or more stacked resin blocks 20 are machined to form the tooth section.;COPYRIGHT: (C)2011,JPO&INPIT
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