娴峰ぉ绮惧伐 鍔犲伐涓績 閴嗘敾涓績鍓嶈█锛氶墕闋槸CNC鍔犲伐涓績妤电偤閲嶈鐨勯浂閮ㄤ欢涔嬩竴,銆傞墕闋€ц兘鐨勫ソ澹�,锛岀洿鎺ラ棞(gu膩n)绯诲埌鍔犲伐鐢�(ch菐n)鍝佺殑璩�(zh矛)閲忓拰浼佹キ(y猫)鐢熺敘(ch菐n)鏁堢巼,銆傞珮閫熼嫾鏄竴绋父鐢ㄧ殑CNC鍔犲伐涓績閳烽牠鏉愭枡,銆備絾鏄�,锛岀洰鍓嶅父鐢ㄧ殑W18&4V楂橀€熼嫾閴嗛牠鐢变簬楂樻韩鎬ц兘涓嶇悊鎯�,锛屽皫(d菐o)鑷村畠鐨勬噳(y墨ng)鐢ㄥ彈鍒伴檺鍒剁偤姝�,锛屾湰鏂囧湪W18Q4V楂橀€熼嫾閴嗛牠涓坊鍔犲皯閲忕殑鍚堥噾鍏冪礌閸�(Sr)閫�(j矛n)琛屾柊鍨婥NC鍔犲伐涓績閴嗛牠鐨勫埗鍌�,锛屽苟灏�(du矛)涓嶅悓閸涘宸ヨ棟涓嬬殑鏂板瀷CNC鍔犲伐涓績閴嗛牠鐨勮〃闈㈢‖搴︺€侀珮婧€愮（鎬ц兘,銆侀珮婧矕鎿婃€ц兘閫�(j矛n)琛屼簡鐮旂┒,锛屽劒(y艒u)鍖栧嚭鍚嵍CNC姗�(j墨)搴婇墕闋殑閸涘宸ヨ棟锛岀偤鍚附CNC鍔犲伐涓績閴嗛牠鐨勬噳(y墨ng)鐢ㄦ彁渚涗簡鏂扮殑鎬濊矾鍜岃│椹�(y脿n)鏁�(sh霉)鎿�(j霉),銆�1瑭﹂(y脿n)鏉愭枡鑸囨柟娉曞湪W18Cr4V楂橀€熼嫾涓坊鍔�0.5wt%鍚堥噾鍏冪礌Sr,锛岀稉(j墨ng)閬�(gu貌)鎰熸噳(y墨ng)鐔旂厜鍜岄浕娓ｉ噸鐔旓紝鐛插彇瑭﹂(y脿n)闇€瑕佺殑鍚嵍CNC鍔犲伐涓績閴嗛牠閶奸尃,銆傞噰鐢‥DX1800C鍨媂灏勭窔鐔掑厜鍏夎瓬鍎€灏�(du矛)鍚境CNC鍔犲伐涓績閴嗛牠閶奸尃瑭︽ǎ閫�(j矛n)琛屽寲瀛�(xu茅)鍒嗘瀽,锛岀祼(ji茅)鏋滃琛�1鎵€绀恒€傚湪25 MN閸涘姗�(j墨)涓婇€�(j矛n)琛屽惈閸惰〃1瑭︽ǎ鐨勫寲瀛�(xu茅)鎴愬垎(璩�(zh矛)閲忓垎?j菒n)?sh霉),锛�)Tab.1 The chemical composition of the specimen (wt%) C Si W Cr V Sr Mn Mo Fe 0.762 0.311 18.262 4.186 1.137 0.507 0.318 0.414 浣欓噺 CNC鍔犲伐涓績閴嗛牠鐨勯崨澹撹│椹�(y脿n),銆傚湪瑭﹂(y脿n)閬�(gu貌)绋嬩腑,锛屽皪(du矛)濮嬮崨婧害銆佺祩閸涙韩搴﹀拰閸涙瘮閫欎笁鍊�(g猫)閲嶈鐨勫伐钘濆弮鏁�(sh霉)閬稿彇涓嶅悓鐨勬暩(sh霉)鍊奸€�(j矛n)琛岃│椹�(y脿n),銆傝│妯ｇ殑鍏烽珨閸涘宸ヨ棟鍙冩暩(sh霉)濡傝〃2鎵€绀�,銆傞崨澹撻亷(gu貌)绋嬩腑鐨勬瘺鍧姞鐔辨韩搴︾偤450°C銆佹ā鍏烽爯(y霉)鐔辨韩搴︾偤350 °C,銆傜敱浜嶹18Cr4V楂橀€熼嫾鐨勫皫(d菐o)鐔辨€ц純宸�,锛屾墍浠ユ湰瑭﹂(y脿n)涓殑鍚嵍CNC鍔犲伐涓績閴嗛牠閸涘閬�(gu貌)绋嬮噰鐢ㄥ垎娈靛姞鐔憋紝900°C浠ヤ笅浣庢韩娈靛姞鐔辨檪(sh铆)闁撴寜1min/mm閫�(j矛n)琛岃▓(j矛)绠楅伕鍙�,锛�900°C浠ヤ笂灞€婧鍔犵啽鏅�(sh铆)闁撴寜0.5 min/mm閫�(j矛n)琛岃▓(j矛)绠楅伕鍙�,銆傜敱浜庡姞鐔辩伀娆￠亷(gu貌)澶氾紝鍚嵍CNC鍔犲伐涓績閴嗛牠瑭︽ǎ鐨勮〃闈㈢‖搴�,锛岄噰鐢℉R-150A鍨嬫礇姘忕‖搴﹁▓(j矛)閫�(j矛n)琛屾脯(c猫)瑭�,锛屾脯(c猫)瑭︽韩搴︾偤瀹ゆ韩銆傝│妯ｇ殑楂樻韩鎽╂摝纾ㄦ悕瑭﹂(y脿n),锛屽湪MMUD-5B鍨嬮珮婧懇鎿︾（鎼嶈│椹�(y脿n)姗�(j墨)涓婇€�(j矛n)琛�,锛岃│椹�(y脿n)婧害鐐�600°C锛岃閷勮│妯ｇ殑纾ㄦ悕楂旂⿳,锛屼互纾ㄦ悕楂旂⿳琛ㄥ緛鑰愮（鎬ц兘,锛屽苟鐢‥V018鍨嬫巸鎻忛浕瀛愰’寰彙瑙€瀵熻│妯ｇ殑琛ㄩ潰纾ㄦ悕褰㈣矊銆傝│妯ｇ殑楂樻韩娌栨搳鎬ц兘,锛岄噰鐢↗K-KC鍨嬮珮婧矕鎿婅│椹�(y脿n)姗�(j墨)閫�(j矛n)琛屾脯(c猫)瑭�,锛屾脯(c猫)瑭︽韩搴︾偤60(TC锛岃閷勮│妯ｇ殑娌栨搳鍚告敹鍔�,锛屽苟鐢‥V018鍨嬫巸鎻忛浕瀛愰’寰彙瑙€瀵熻│妯ｇ殑娌栨搳鏂峰彛褰㈣矊,銆傚鏄撳洜閸涘鎶楀姏閬�(gu貌)澶у皫(d菐o)鑷磋│妯ｉ枊(k膩i)瑁傦紝鎵€浠�,锛屾湰瀵�(sh铆)椹�(y脿n)鐨勫姞鐔辩伀娆￠伕鐐�:鍓嶄笁鐏偤涓夐悡涓夋嫈,銆佹渶鍚庝竴鐏偤淇暣鎴愬舰,銆傞崨澹撳畬鎴愬悗鐨勯墕闋崨浠朵緷娆￠€�(j矛n)琛�880°Cx3h+750 °C x5h 绛夋韩閫€鐏檿鐞�,銆�1280 °C x30min 娌规番,銆�560°C xl h涓夋鍥炵伀鐨勭啽铏曠悊锛岀嵅寰楁墍闇€鐨勫惈閸禖NC姗�(j墨)搴婇墕闋脯(c猫)瑭﹁│妯�,銆傛捣澶╃簿宸� 鍌欐敞锛氱偤淇濊瓑鏂囩珷鐨勫畬鏁村害,锛屾湰鏂囨牳蹇冨収(n猫i)瀹归兘PDF鏍煎紡椤ず锛屽鏈湁椤ず璜�(q菒ng)鍒锋柊鎴栬綁(zhu菐n)鎻涚€忚鍣ㄥ槜瑭�,锛屾墜姗�(j墨)鐎忚鍙兘鐒�(w煤)娉曟甯镐娇鐢�,锛佺祼(ji茅)鏉熻獮(y菙)锛�(1)濮嬮崨婧害銆佺祩閸涙韩搴﹀拰閸涙瘮鍧囧皪(du矛)鍚嵍CNC鍔犲伐涓績閴嗛牠鐨勮〃闈㈢‖搴�,銆侀珮婧€愮（鎼嶆€ц兘鍜岄珮婧矕鎿婃€ц兘鐢�(ch菐n)鐢熼噸瑕佸奖闊�,銆傞毃濮嬮崨婧害寰�1100°C澧炲姞鑷�1220°C銆佺祩閸涙韩搴﹀緸850°C澧炲姞鑷�1000°C,銆侀崨姣斿緸4澧炲姞鑷�10,閴嗛牠鐨勮〃闈㈢‖搴�,銆侀珮婧（鎼嶉珨绌嶅拰楂樻韩娌栨搳鍚告敹鍔熷潎鍏堝澶у悗娓涘皬銆�(2)鐣�(d膩ng)濮嬮崨婧害鐐�1180 °C,銆佺祩閸涙韩搴︾偤950°C,銆侀崨姣旂偤6鏅�(sh铆)锛屽惈閸禖NC鍔犲伐涓績閴嗛牠鐨勮〃闈㈢‖搴﹀€�******锛�78HRC),銆�600°C纾ㄦ悕楂旂⿳鏈€?銆�?1xl0_3mm3)銆�600°C娌栨搳鍚告敹鍔�******(58J),銆傚緸鎻愰珮楂樻韩鑰愮（鎼嶆€ц兘鍜岄珮婧矕鎿婃€ц兘鍑虹櫦(f膩),锛屽惈閸禖NC鍔犲伐涓績閴嗛牠鐨勫閸涙韩搴﹀劒(y艒u)閬哥偤1180°C銆佺祩閸涙韩搴﹀劒(y艒u)閬哥偤950°C,銆侀崨姣斿劒(y艒u)閬哥偤6銆囨捣澶╃簿宸ユ槸涓€瀹堕泦閵峰敭,銆佹噳(y墨ng)鐢ㄥ強鏈嶅嫏(w霉)浜庝竴楂旂殑鍏徃銆傜敘(ch菐n)鍝佸寘鎷細CNC鍔犲伐涓績,銆侀墕鏀讳腑蹇�,銆侀緧闁€(m茅n)鍔犲伐涓績銆侀洉閵戞(j墨),銆佺煶澧ㄦ(j墨),銆佷簲杌稿姞宸ヤ腑蹇冦€佺珛寮忓姞宸ヤ腑蹇�,銆佽嚗寮忓姞宸ヤ腑蹇冪瓑,銆傛垜鍊戞(j墨)搴婄殑鐢熺敘(ch菐n)宸ュ粻瑷�(sh猫)鍦ㄥ唬鏉辩渷瀵ф尝甯傦紝鐩墠鍏剁敓鐢�(ch菐n)鐨勫姞宸ヤ腑蹇�70%鍑哄彛,锛屽叾涓嚭鍙ｅ埌姝愭床鍗犲埌50%,銆傛垜鍊戠洝蹇�,銆佺洝鍔涖€佺洝鎰忕殑鏈嶅嫏(w霉),锛佽伈鏄庯細鏈珯鏂囩珷鍧囦締(l谩i)鑷恫(w菐ng)绲�(lu貌),锛屾墍鏈夊収(n猫i)瀹逛笉浠ｈ〃鏈珯瑙€榛�(di菐n)锛屾湰绔欎笉鎵挎摂(d膩n)浠讳綍娉曞緥璨�(z茅)浠�,锛�