基于熔滴过渡理论的药芯焊丝工艺质量控制.pdf

重珲俄 V01．36 第36卷第11期 No．1l Electric Machine Nov．2006 2006年11月 Welding 基手熔滴过渡理论柏药芯：焊丝 工艺!质量控制 孙咸1，王红鸿2，张汉谦1 f1．太原理工大学焊接材料研究所，山西太原030024；2．上海交通大学焊接研究所， 上海200030) Controlof influx-coredwirebasedonmetaltransfer usabilityquaility theory SUN Xlanl，WANG Hong-hon92,ZHANGHan-qianl Instituteof of (1．Reserch WeldingConsumables，TaiyuanUniversityTechnology，Taiyuan Research Insititute，ShanghaijiaotongUniversity，Shanghai200030，China) fundamentalofmetaltransferof flux—coredwirewas factors Abstract：Theconception theorygas—shielded presented，theinfluencing transferofflux—coredwirewere the of andthe wasstudied．Theresult metal discussed，and theorycontrollingweldingsplash pore showsthatthebasalmodeofmetaltransferofthiskindofflux—coredwireisnon—axial arcmodeis transfer，the repelleddroplet activatedandcontinued．Metaltransferisdominatedthe withthe of force，and by primary changeweldingconditions(weldingcurrent)，the forceis which aboutthe ofmetaltransferindexandmetaltransfermode．Themainfactors primary changedbring change influencing metaltransferarethe of