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shuang si tie jiao zi dong mai hu han ji kong zhi dian lu fen xi
Author(s): 
Pages: 37-39
Year: Issue:  3
Journal: Welding Technology

Keyword:  自动埋弧焊双丝电路分析负半波单结晶体管行走机构单相电源控制系统送丝焊接电源;
Abstract: <正> 为解决 H 型钢的自动高效焊接问题而联合研制了双丝贴角自动埋弧焊机,其控制系统采用了最简单的电路送丝电机由一只可控硅和一个单结晶体管控制,而且前丝和后丝各采用一个单相电源的正负半波。行走机构的控制也是如此,只是采用全波。线路简单,用的元件少,
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