车用发动机
車用髮動機
차용발동궤
2014年
3期
89-92
,共4页
王威%欧阳明亮%宋久鹏%彭福生%于洋
王威%歐暘明亮%宋久鵬%彭福生%于洋
왕위%구양명량%송구붕%팽복생%우양
金属注射成形%耐热不锈钢%可变截面涡轮增压器%喷嘴环%工艺规程
金屬註射成形%耐熱不鏽鋼%可變截麵渦輪增壓器%噴嘴環%工藝規程
금속주사성형%내열불수강%가변절면와륜증압기%분취배%공예규정
metal injection molding%heat-resisting stainless steel%variable geometry turbocharger%nozzle ring%process plan
介绍了采用金属注射成形（MIM）技术制造涡轮增压器 HK30耐热不锈钢零件的工艺，包括喂料制备、注射、脱脂和烧结工艺。对采用不同工艺参数制备的 HK30材料进行了力学性能测试，对材料的微观组织进行了分析，并将此工艺成功应用于可变截面涡轮增压器喷嘴环用耐热不锈钢导向叶片的制造，对批量生产状况下的工艺稳定性进行了研究。
介紹瞭採用金屬註射成形（MIM）技術製造渦輪增壓器 HK30耐熱不鏽鋼零件的工藝，包括餵料製備、註射、脫脂和燒結工藝。對採用不同工藝參數製備的 HK30材料進行瞭力學性能測試，對材料的微觀組織進行瞭分析，併將此工藝成功應用于可變截麵渦輪增壓器噴嘴環用耐熱不鏽鋼導嚮葉片的製造，對批量生產狀況下的工藝穩定性進行瞭研究。
개소료채용금속주사성형（MIM）기술제조와륜증압기 HK30내열불수강령건적공예，포괄위료제비、주사、탈지화소결공예。대채용불동공예삼수제비적 HK30재료진행료역학성능측시，대재료적미관조직진행료분석，병장차공예성공응용우가변절면와륜증압기분취배용내열불수강도향협편적제조，대비량생산상황하적공예은정성진행료연구。
The manufacturing process of HK30 heat-resisting stainless steel turbocharger with the metal injection molding (MIM) technology was introduced including feedstock preparation ,injection molding ,debinding and sintering .The mechanical properties of HK30 specimens prepared according to different technology parameters were tested and the corresponding micro-structures were analyzed .The developed MIM technology was successfully applied to the guide vane manufacturing of nozzle ring for the variable geometry turbocharger (VGT) .The stability of MIM technology in mass production was further re-searched .
