发明名称 DRESS ASSEMBLY OF CONTINUOUS TUBE MILL
摘要 FIELD: process engineering.SUBSTANCE: dress assembly comprises pierce with cylindrical and taper parts. Blind threaded hole is made at one of the cylindrical part ends to joint by nipple joint of cylindrical part with extender. Metal removal efficiency in tool reconditioning is provided for by making another blind threaded hole, identical to first one, at cylindrical part opposite end to joint by nipple joint of cylindrical part with taper part. Note here that dress assembly allows alternate joint between cylindrical part ends with extender and taper part.EFFECT: longer life.3 cl, 1 dwg
申请公布号 RU2486976(C1) 申请公布日期 2013.07.10
申请号 RU20110147981 申请日期 2011.11.24
申请人 OTKRYTOE AKTSIONERNOE OBSHCHESTVO "ROSSIJSKIJ NAUCHNO-ISSLEDOVATEL'SKIJ INSTITUT TRUBNOJ PROMYSHLENNOSTI" (OAO "ROSNITI") 发明人 PYSHMINTSEV IGOR' JUR'EVICH;NIKITJUK ALEKSANDR VIKTOROVICH;POLIVETS ALEKSEJ VIKTOROVICH;STRUIN DMITRIJ OLEGOVICH
分类号 B21B25/00 主分类号 B21B25/00
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