閽荤煶浼氬憳
宸茶璇?/p>
1 寮曡█
3D鎵撳嵃锛屼篃绉颁负澧炴潗鍒堕€狅紙Additive Manufacturing锛夛紝鏄竴绉嶅埗閫犳妧鏈紝閫氳繃灏嗘暟瀛楀寲鐨勪笁缁存ā鍨嬪垏鐗囧苟閫愬眰鏋勫缓锛屼粠鑰屽垱寤虹墿浣撶殑杩囩▼銆備紶缁熺殑鍒堕€犳妧鏈€氬父鏄€氳繃鍘婚櫎鏉愭枡鏉ュ埗閫犵墿浣擄紝渚嬪閾e墛鎴栬溅鍓婏紝鍦ㄦ杩囩▼涓紝閫氳繃浠庡潡鐘跺師鏂欎腑鍘婚櫎澶氫綑鏉愭枡鏉ュ舰鎴愭墍闇€褰㈢姸銆傝€屽湪3D鎵撳嵃涓紝鍒欐槸閫氳繃閫愬眰娣诲姞鏉愭枡鏉ュ缓绔嬬墿浣撱€傝繖涓繃绋嬫槸閫愬眰鍫嗙Н鏉愭枡锛屾瘡涓€灞傞兘渚濇嵁璁捐鐨勪笁缁存ā鍨嬭繘琛岀簿纭帶鍒躲€侟/p>
3D鎵撳嵃鏉愭枡鏄敤浜?D鎵撳嵃杩囩▼涓殑鍘熷鐗╄川锛屽畠浠湪3D鎵撳嵃鏈轰腑琚姞宸ャ€佸爢鍙犳垨鍥哄寲锛屾瀯寤哄嚭鏈€缁堢殑涓夌淮鐗╀綋銆傝繖浜涙潗鏂欎互涓嶅悓鐨勫舰寮忓瓨鍦紝鍖呮嫭鍥烘€併€佺矇鏈€佹恫鎬佹垨涓濈姸銆?D鎵撳嵃鏉愭枡鐨勭矑搴︽槸褰卞搷鎵撳嵃璐ㄩ噺鍜屾垚鍝佽〃闈㈣川鎰熺殑閲嶈鍥犵礌涔嬩竴銆備笉鍚岀被鍨嬬殑3D鎵撳嵃鏉愭枡锛堝濉戞枡銆侀噾灞炪€侀櫠鐡风瓑锛夊叿鏈変笉鍚岀殑棰楃矑澶у皬鍜屽垎甯冭寖鍥达紝杩欑洿鎺ュ奖鍝嶅埌鎵撳嵃鏃剁殑鍧囧寑鎬с€佸己搴︿互鍙婃渶缁堟垚鍝佺殑澶栬銆侟/p>
婵€鍏夌矇鏈簥鐔斿悎(LPBF)鏄洰鍓嶄娇鐢ㄦ渶骞挎硾鐨勯噾灞炲鏉愬埗閫犲伐鑹猴紝姝e湪棰犺鏀瑰彉鐫€鍒堕€犱笟銆傚湪鍏稿瀷鐨凩PBF宸ヨ壓涓紝鍦ㄦ暟瀛楄绠楁満杈呭姪璁捐涓庡埗鍥?CADD)妯″瀷鐨勬寚瀵间笅锛岀敤楂樺姛鐜囧瘑搴︾殑婵€鍏夋壂鎻忚杽钖勭殑绮夋湯灞傦紝瀵归噾灞炵矇鏈繘琛屽眬閮ㄧ啍鍖栵紝骞跺皢鍏剁啍鍚堝埌鍓嶄竴灞傘€傚敖绠PBF鍦ㄧ洿鎺ュ埗閫犲鏉傚嚑浣曢儴浠舵柟闈㈠叿鏈夋棤涓庝鸡姣旂殑鑳藉姏锛孡PBF澧炴潗鍒堕€犳妧鏈绮夋湯棰楃矑褰㈡€佸拰灏哄鍒嗗竷鐨勫彉鍖栧緢鏁忔劅銆傜劧鑰岋紝绮夋湯鐗规€у拰LPBF鎬ц兘涔嬮棿缂轰箯鏄庣‘鐨勮仈绯伙紝浣垮緱LPBF绮夋湯鍘熸枡鐨勫紑鍙戙€侀€夋嫨鍜岃川閲忔帶鍒跺彉寰楀鏉傘€傚洜姝わ紝鍔犳嬁澶塩ole de technologie sup茅rieure鐨刅ladimir Brailovski鍥㈤槦閫氳繃涓ょ涓嶅悓闆惧寲鎶€鏈紙鍗崇瓑绂诲瓙浣撻浘鍖栧拰姘斾綋闆惧寲锛夌敓浜т笁鎵筎i-6Al-4V绮夋湯锛屽苟瀵瑰叾杩涜绮掑害鍜屾祦鍔ㄦ€х殑琛ㄥ緛锛屼笉鍚屽眰鍘氬害鍜屾瀯寤烘柟鍚戠殑娴嬭瘯鏍锋湰杩涜3D鎵撳嵃鍜屽悗澶勭悊锛屼粠鑰屽缓绔嬬矇鏈壒鎬т笌鏈€缁堜骇鍝佸湪鍑犱綍鍜屾満姊版€ц兘涔嬮棿鐨勭浉鍏虫€с€傝繖椤圭爺绌惰〃鏄庯紝浣跨敤鍏锋湁鏈夐檺鏁伴噺缁嗛绮掔殑楂樺害鐞冨舰绮夋湯鍙彁楂樺叾娴佸姩鎬э紝骞惰幏寰楀叿鏈夋敼鍠勭殑鏈烘鍜屽嚑浣曠壒鎬х殑LPBF缁勪欢銆俒1-4]

濂ユ硶缇庡槈骞冲彴鎻愪緵3D鎵撳嵃绮夋潗鐮斿彂銆佽川閲忔帶鍒剁殑绮掑緞鍒嗗竷鍙婄洃娴嬪惊鐜腑涓嶅悓棰楃矑鍙樺寲鐨勮В鍐虫柟妗堛€傛彁渚?D鎵撳嵃绮夋潗浣跨敤杩囩▼涓紝棰楃矑鎹熻€楋紝棰楃矑绮掑緞鍒嗗竷鍙樺寲鐩戞祴瑙e喅鏂规銆備负涓婃父3D鎵撳嵃绮夋潗鐨勭爺鍒讹紝涓嬫父3D绮夋潗浣跨敤杩囩▼涓矑寰勫垎甯冨彉鍖栫洃娴嬫彁渚涙暣濂楄В鍐虫柟妗堛€侟/p>
2 鏍峰搧鍒跺
涓ょ涓嶅悓闆惧寲鎶€鏈紙鍗崇瓑绂诲瓙浣撻浘鍖栧拰姘斾綋闆惧寲锛夌敓浜х殑涓夋壒Ti-6Al-4V绮夋湯銆侟/p>
绮夋湯 1 鐢 EOS锛圗OS GmbH锛屽痉鍥芥厱灏奸粦锛夋彁渚涳紝鏉ヨ嚜姘斾綋闆惧寲鐢熶骇;
绮夋湯 2 鍜 3 鐢 PyroGenesis锛圥yroGenesis Additive锛屽姞鎷垮ぇ钂欑壒鍒╁皵锛夋彁渚涳紝鏉ヨ嚜绛夌瀛愰浘鍖栫敓浜с€侟/p>
娉細绛夌瀛愰浘鍖栫浉杈冧簬姘斾綋闆惧寲鑳戒骇鐢熸洿澶氱殑鐞冨舰绮夋湯鍜屾洿灏戠殑瀛旈殭绮夋湯
绮夋湯 2 瀵瑰簲浜庢爣鍑嗙殑 20鈥?3 渭m 浜у搧锛岃€岀矇鏈 3 瀵瑰簲浜 15鈥?5 渭m銆侟/p>
瀵瑰埗澶囩殑涓夋壒Ti-6Al-4V绮夋湯杩涜棰楃矑褰㈣矊锛涚矑寰勫垎甯冦€佸瓟闅欑巼锛涙祦鍔ㄦ€э紱绮夋湯搴婂瘑搴︼紱鎵撳嵃璇曟牱瀵嗗害锛涜〃闈㈢矖绯欏害鐨勮〃寰併€侟/p>
瀹為獙缁撴灉涓庤璁猴細璇勪及绮掑緞鍒嗗竷瀵圭矇鏈祦鍔ㄦ€у拰LPBF宸ヨ壓鎬ц兘瀛樺湪褰卞搷
绮掑緞鍒嗗竷鍙婂瓟闅欑巼缁撴灉

琛?鈥斺€擳i-6Al-4V绮夋湯绮掑緞鍒嗗竷銆佺悆褰㈠害鍜屽瓟闅欑巼缁撴灉
閫氳繃琛? 鍙煡锛欬/strong>
绮夋湯1鍜岀矇鏈?鍏锋湁绫讳技鐨勫昂瀵稿垎甯冿紝绮夋湯3鍒嗗竷鑼冨洿鏇村箍锛屼絾骞冲潎绮掑緞鏇村皬銆侟/p>
鑰岄€氳繃SEM缁撴灉涔熻瘉瀹炰簡杩欎竴鐐癸紝涓庣矇鏈?鐩告瘮锛岀矇鏈?鍚湁杈冨皯閲忕殑鐞冨舰棰楃矑鍜屾洿澶氬舰鐘剁殑涓嶈鍒欏舰鐘剁殑绮楅绮掑拰缁嗛绮掑洟鑱氫綋銆侟/p>

鍥? Ti-6Al-4V绮夋湯SEM鍥近/p>

琛? 涓変釜绮夋湯娴佸彉鐗规€ф€荤粨
鐢辫〃2鍙煡锛欬/strong>
瀵规瘮绮夋湯2鍜岀矇鏈?鐨勬祦鍔ㄦ€э紝绮夋湯 3 鐨勬祦鍔ㄦ€ц緝浣庛€傝繖鍙兘鏄敱浜庣矇鏈?涓殑缁嗛绮掓暟閲忚緝澶氾紝澧炲姞浜嗛绮掗棿鐨勬懇鎿﹀姏鍜岄粡鍚堝姏銆侟/p>
瀵规瘮绮夋湯1鍜岀矇鏈?锛?鐨勬祦鍔ㄦ€э紝绮夋湯1鐨勬祦鍔ㄦ€ц緝鍚庝袱鑰呮洿宸€傝繖涓昏涓庣悆褰㈠害鏈夊叧锛岀悆褰㈢▼搴﹁緝楂樼殑绮夋湯 2 鍜 3 琛ㄧ幇鍑烘暣浣撴洿浼樿秺鐨勬祦鍔ㄦ€с€備富瑕佹槸鐢变簬琛ㄩ潰鎽╂摝鍔涜緝浣庯紝鏇村鐨勭悆褰㈢矇鏈紙绮夋湯 2 鍜 3锛夋洿瀹规槗娴佽繃婕忔枟鍜屾満姊拌仈閿併€侟/p>
鏍规嵁妫€娴婰PBF鏈哄櫒鏀堕泦绠¢亾鐨勭矇鏈牱鍝佺殑绮掑害鍒嗗竷鍙煡锛欬/strong>
杈冭杽鐨勭矇灞傦紝鍦ㄩ摵灞曡繃绋嬩腑锛屽埉鍒€浼氬皢鏇村鐨勮緝澶ч绮掓嫋鍒版帴鏀跺鍣ㄤ腑锛屼粠鑰屽湪绮夋湯搴婁腑鐣欎笅鏇村鏇寸粏鐨勯绮掞紝浠庤€屽鑷存洿绱у瘑鐨勫寘瑁咃紝浠庤€岃幏寰楁洿楂樼殑绮夋湯搴婂瘑搴?/p>
鏈瀹為獙涓紝鍦ㄥ灞傚帤搴﹀彉鍖栫殑鏁忔劅鎬ф柟闈紝绮夋湯 2 琛ㄧ幇鍑烘渶绋冲畾鐨勮涓猴紝鍙樺寲涓 1.4 %锛岃€岀矇鏈 3 鐨勭伒鏁忓害鏈€楂橈紝鍙樺寲涓 2.9 %锛岃繖鍙兘鏄敱浜庡瓨鍦ㄥぇ閲忕粏棰楃矑锛岃繖浜涢绮掑線寰€浠ラ毦浠ラ娴嬬殑鏂瑰紡鑱氶泦锛屼粠鑰屽鑷寸粨鏋滀笉澶寰嬨€傦紙鍙傝€冭〃3鍙婂浘2缁撴灉锛堻/p>
鎵撳嵃璇曟牱瀵嗗害涓庣矇鏈簥瀵嗗害鐩稿叧锛欬/strong>
LPBF鎵撳嵃鍏锋湁涓変釜绮夋湯鎵规鍜屼袱灞傚帤搴︼紝鍙敓浜у嚭楂樺瘑搴︾殑璇曟牱锛?gt;99%锛夈€備娇鐢ㄧ瓑绂诲瓙闆惧寲绮夋湯 2 鍜 3 鑾峰緱浜嗘渶楂樼殑鎵撳嵃瀵嗗害銆侟/p>

琛? 涓夌绮夋湯鎵规涓ょ鍘氬害涓嬬殑绮夋湯搴婂瘑搴?/p>

鍥? 涓夌绮夋湯涓ょ涓嶅悓鍘氬害灞傜矇鏈簥瀵嗗害
鏈枃閲嶇偣
鏈枃璁ㄨ浜員i-6Al-4V鍚堥噾鐨勯绮掑舰鎬佸拰灏哄鍒嗗竷瀵圭矇鏈祦鍔ㄦ€у拰婵€鍏夌矇鏈簥鐔旂偧鍙埗閫犳€х殑褰卞搷銆侟/p>
楂樼悆褰㈢矇鏈笌鏈夐檺鏁伴噺鐨勭粏棰楃矑淇冭繘娴佸姩鎬у拰鐢熶骇鐨凩PBF缁勪欢鍏锋湁鏀瑰杽鐨勬満姊板拰鍑犱綍鐗规€с€侟/p>
璇ョ爺绌舵彁鍑轰簡涓€涓О涓衡€淎MS鈥濈殑浼樼偣鏁板瓧锛屼互閲忓寲LPBF宸ヨ壓鐨勬€讳綋绮夋湯閫傜敤鎬с€侟/p>
璇ョ爺绌惰瘎浼颁簡涓夌涓嶅悓鎶€鏈敓浜х殑Ti-6Al-4V绮夋湯锛屽苟琛ㄥ緛浜嗗畠浠殑娴佸姩鎬с€佸嚑浣曞拰鏈烘鎬ц兘銆侟/p>
缁撴灉琛ㄦ槑锛岄绮掔殑鐞冨舰搴︺€佺矑搴﹀垎甯冨拰瀛旈殭搴︾瓑鐗规€уLPBF鎶€鏈腑绮夋湯鐨勬祦鍔ㄦ€у拰鎵撳嵃閮ㄤ欢鐨勬€ц兘鏈夋樉钁楀奖鍝嶃€侟/p>
3 浠櫒浠嬬粛
AccuSizer棰楃矑璁℃暟鍣ㄧ郴鍒桙/span>
AccuSizer绯诲垪鍦ㄦ娴嬫恫浣撲腑棰楃矑鏁伴噺鐨勫悓鏃剁簿纭娴嬮绮掔殑绮掑害鍙婄矑搴﹀垎甯冿紝閫氳繃鎼厤涓嶅悓浼犳劅鍣ㄣ€佽繘鏍峰櫒锛岄€傞厤涓嶅悓鐨勬牱鏈殑娴嬭瘯闇€姹傦紝鑳藉揩閫熻€屽噯纭湴娴嬮噺棰楃矑绮掑緞浠ュ強棰楃矑鏁伴噺/娴撳害銆侟/p>

鍥? AccuSizer A7000绯诲垪
妫€娴嬭寖鍥翠负0.5渭m-400渭m锛堝彲灏嗕笅闄愭嫇灞曡嚦0.15渭m锛夈€侟/p>
0.01渭m鐨勮秴楂樺垎杈ㄧ巼锛孅span style="color: rgb(192, 0, 0);">AccuSizer绯诲垪鍏锋湁1024涓暟鎹€氶亾锛岃兘鍙嶆槧澶嶆潅鏍峰搧鐨勭粏寰樊寮傦紝涓虹爺鍙戝強鍝佹帶淇濋┚鎶よ埅銆侟/p>
鐏垫晱搴﹂珮杈?0PPT绾у埆锛屽嵆浣垮彧鏈夊井閲忕殑棰楃矑閫氳繃浼犳劅鍣紝涔熷彲浠ョ簿鍑嗘娴嬪嚭鏉ャ€侟br/>
鍗曢绮掑厜瀛︿紶鎰熸妧鏈?/span>
鍗曚釜绮掑瓙閫氳繃鐙獎鐨勫厜鎰熷尯鏃堕樆鎸′簡涓€閮ㄥ垎鍏ュ皠鍏夛紝寮曡捣鍒拌揪妫€娴嬪櫒鐨勫叆灏勫厜寮哄害鐬棿闄 浣庯紝寮哄害淇″彿鐨勮“鍑忓箙搴︾悊璁轰笂涓庣矑瀛愭í鎴潰(鍋囪妯埅闈㈢Н灏忎簬鍏夋劅鍖虹殑瀹藉害),鍗崇矑瀛 鐩村緞鐨勫钩鏂规垚姣斾緥銆傜敤鏍囧噯绮掑瓙寤虹珛绮掑緞涓庡己搴︿俊鍙峰ぇ灏忕殑鏍℃鏇茬嚎銆備华鍣ㄦ祴寰楁牱鍝佷腑棰 绮掗€氳繃鍏夋劅鍖轰骇鐢熺殑淇″彿锛屾牴鎹牎姝f洸绾胯绠楀嚭棰楃矑绮掑緞銆備紶缁熷厜闃绘硶鐨勮寖鍥翠笅闄愪竴鑸埌 1.5渭m銆侲ntegris锛圥SS锛夊紑鍒涙€у湴閫氳繃鍏夋暎灏勫鍔犲灏忕矑瀛愮殑鐏垫晱搴︼紝灏嗗崟棰楃矑浼犳劅鍣ㄧ殑璁℃暟涓嬮檺鎷撳睍鑷?.5渭m銆侟/p>

鍥? 鍗曢绮掑厜瀛︿紶鎰熸妧鏈?SPOS)鍘熺悊鍥近/p>
4 鎬荤粨
AccuSizer A7000绯诲垪绮掑害浠紝鍥犲叾鐙壒鐨凷POS锛堝崟棰楃矑鍏夊浼犳劅鎶€鏈級鍙疄鐜伴珮鍒嗚鲸鐜囩殑绮掑緞鍒嗗竷妫€娴嬶紝灏ゅ叾閫傜敤浜庡惈鏈変笉鍚屽ぇ棰楃矑銆佸皬棰楃矑鐨勭矇鏉愮殑绮掑緞鍒嗗竷妫€娴嬨€侫ccuSizer A7000绯诲垪绮掑害浠彲鐢ㄤ簬3D绮夋潗鐨勭爺鍙戝強璐ㄩ噺鎺у埗鐨勭矑寰勫垎甯冩娴嬶紝浜﹀彲鐢ㄤ簬3D绮夋潗寰幆杩囩▼涓矑寰勫垎甯冨彉鍖栫洃鎺с€侟/p>
鍙傝€冭祫鏂橖/p>
[1]Shukri Afazov, et. al. Metal powder bed fusion process chains: an overview of modeling techniques. Progress in Additive Manufacturing 7, 289鈥?14 (2022)
[2]IUMRS-International Conference on Advanced Materials & 11th International Conference on Materials for Advanced Technologies (ICMAT 2023)
[3]Yanhan Liew, et. al. Towards Understanding a Novel Time-lapse Particle Sizing System for Characterisation of Mixed Powder Feedstocks
[4]Salah Eddine Brika, et. al. Influence of particle morphology and size distribution on the powder flowability and laser powder bed fusion manufacturability of Ti-6Al-4V alloy

