发明名称 METHOD FOR CONTROLLING REVOLUTION NUMBER OF CONTROLLED DRUM ON BASE OF REVOLUTION NUMBER OF REFERENCE DRUM IN SYSTEM FOR CONTINUOUS PLASTIC WORKING OF MATERIAL BY REDUCING ITS CROSS SECTION, SYSTEM FOR PLASTIC WORKING OF MATERIAL BY REDUCING ITS CROSS SECTION
摘要 FIELD: metallurgical industry branches, namely systems and procedures for working materials without removing it by reducing cross section. SUBSTANCE: method comprises steps of determining volumes of material passing over time unit through points mutually spaced by predetermined interval in system; controlling according to predetermined volumes revolution number of controlled drum. System for continuous plastic working of material by reducing its cross section includes first and second equipment units designed for reducing cross section; first and second drawing drums. First drawing drum is arranged behind first unit for reducing cross section. Second drawing drum is arranged behind second unit for reducing cross section of material and behind first drum. System is provided with two measuring apparatuses. Said apparatuses are designed for determining volumes for time unit in front and after drum whose revolution number is controlled. EFFECT: simplified operations for controlling revolution number of drums, enlarged width of filling drums. 9 cl, 2 dwg
申请公布号 RU2208489(C2) 申请公布日期 2003.07.20
申请号 RU19980114998 申请日期 1998.08.03
申请人 TEAM MEKKANIKA S.R.L. 发明人 P'JACHENTINI SERDZHO
分类号 B21C1/12 主分类号 B21C1/12
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