1. Isingeniso
Isikhunta iyithuluzi eliyisihluthulelo lokukhishwa kwephrofayili ye-aluminium. Ngesikhathi senqubo yokukhishwa kwephrofayili, isikhunta sidinga ukubekezelela izinga lokushisa eliphakeme, ingcindezi ephezulu kanye nokuxabana okuphezulu. Ngesikhathi sokusetshenziswa kwesikhathi eside, kuzokubangela ukugqokwa kobumba, i-deformation yepulasitiki, kanye nomonakalo wokukhathala. Ezimweni ezinzima, kungadala ukuqhekeka isikhunta.
2. Amafomu okuhluleka kanye nezimbangela zezikhunta
2.1 gqoka ukwehluleka
Ukugqoka yifomu eliyinhloko eliholela ekwehlulekeni kokukhishwa kufa, okuzokwenza usayizi wamaphrofayili we-aluminium angaphandle kwe-oda futhi ikhwalithi engaphezulu yehle. Ngesikhathi sokukhishwa, amaphrofayli e-aluminium ahlangabezana nengxenye evulekile ye-caversity eyisikhukhula ngokusebenzisa izinto eziphakeme ngaphansi kokushisa okuphezulu kanye nengcindezi ephezulu ngaphandle kokuphoca okuphezulu ngaphandle kokuphonsa okufunayo. Uhlangothi olulodwa luxhumana ngqo nendiza ye-caliper strip, kanti ngakolunye uhlangothi, okuholela ekushayweni okukhulu. Ingaphezulu le-cavity futhi ingaphezulu lebhande le-caliper ligqokwa futhi lihluke. Ngasikhathi sinye, ngesikhathi sokungqubuzana kwesikhunta, ezinye izinsimbi zezimali zinamathele endaweni esebenzayo yesikhunta, esenza ijometri yoshintsho lokubumba futhi ayikwazi ukusetshenziswa, futhi ibhekwa njengokwehluleka ukugqokwa, okukhona kuvezwe ngendlela yokuphumelela kwamaphethelo wokusika, imiphetho eyindilinga, ukucwila kwendiza, ama-grooves angaphezulu, ukukhonkotha, njll.
Uhlobo oluthile lokufafa okufa luhlobene nezici eziningi ezifana nejubane lenqubo yokushayisana, njengokuqanjwa kwamakhemikhali kanye nezinto ezisetshenziselwa ukufa kanye ne-billet of the billt, kanye nengcindezi, lokushisa, nesivinini ngesikhathi senqubo yokukhishwa. Ukugqokwa kwe-Aluminium Extresion Mold ikakhulukazi ukugqoka okushisayo, ukugqokwa kwe-thermal kubangelwa ukungezwani, indawo yensimbi ithambile ngenxa yokushisa okukhuphukayo kanye nobuso be-mold cavity interlocking. Ngemuva kokuthi ingaphezulu le-cavity yoMld ithambile ngokushisa okuphezulu, ukumelana kwalo ukugqokwa kuncishiswe kakhulu. Enqubweni yokugqoka okushisayo, izinga lokushisa liyisici esiyinhloko esithinta ukugqokwa okushisayo. Ukushisa okuphezulu, kubhekwe kakhulu ukugqoka okushisayo.
2.2 Ukuguqulwa kwepulasitiki
Ukuguqulwa kwepulasitiki kwe-Aluminium Profile Extrusion Dies inqubo yokuvumela ye-die Metal Material.
Njengoba ukukhishwa kwe-Extrusion kuhlala esimweni sokushisa okuphezulu, ingcindezi ephezulu, kanye nokuxabana okuphezulu ngensimbi ekhishwe isikhathi eside lapho kusebenza, izinga lokushisa elingaphezulu kwe-die likhuphuka futhi libangela ukuthambisa.
Ngaphansi kwezimo eziphezulu kakhulu zomthwalo, kuzovela inani elikhulu lokuguqulwa kwepulasitiki, okwenza ukuthi umsebenzi webhande ukuwa noma ukudala i-ellipse, futhi ukwakheka komkhiqizo okukhiqizwayo kuzoshintsha. Noma ngabe isikhunta singakhiqizi imifantu, sizokwehluleka ngoba ukunemba kobukhulu bephrofayili ye-aluminium akunakuqinisekiswa.
Ngaphezu kwalokho, ingaphezulu lokufa kwe-extrusion lincike ekulweni kwezinga lokushisa okubangelwa ukushisa okuphindaphindiwe nokuphola, okukhiqiza ukuguquguquka okuguquguqukayo kwengxabano nokucindezelwa ebusweni. Ngasikhathi sinye, i-MicroSCRUCTURUCE ibuye ibe nezinguquko kumazinga ahlukahlukene. Ngaphansi kwalomphumela ohlanganisiwe, ukugqoka kokubumba kanye nokuguquguquka kwepulasitiki okuzokwenzeka.
2.3 Ukulimala Kokukhathala
Ukulimala kokukhathala okushisayo nakho kungenye yezindlela ezivame kakhulu zokwehluleka isikhunta. Lapho induku ye-aluminium evuthayo ihlangana nobuso bokukhishwa okuvela, izinga lokushisa lenduku le-aluminium likhuphuka ngokushesha okukhulu ukwedlula izinga langaphakathi, futhi ukucindezela okucindezelayo kukhiqizwa phezulu ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda ngenxa yokwanda.
Ngasikhathi sinye, amandla wesivuno wesikhunta ebusuku ayancipha ngenxa yokwanda kwezinga lokushisa. Lapho ukwanda kwengcindezi kudlula amandla wesivuno sensimbi engaphezulu kwamazinga okushisa ahambisanayo, kuvela ubunzima bepulasitiki. Lapho iphrofayili ishiya isikhunta, izinga lokushisa elingaphezulu liyancipha. Kepha lapho izinga lokushisa ngaphakathi kwephrofayili lisephezulu, shula strain uzokwakha.
Ngokufanayo, lapho ukwanda kwengcindezi eshubile kudlula amandla wesivuno sephrofayili ebusweni, kuzokwenzeka ubunzima bepulasitiki. Lapho ubunzima bendawo bobumbi bedlula umkhawulo wokunwebeka futhi ungena esifundeni esibucayi seplastiki, ukunqwabelanisa kancane kancane kwezindlela ezincane zepulasitiki kungakha imifantu yokukhathala.
Ngakho-ke, ukuze kuvikeleke noma kunciphise ukulimala kokukhathala kwesikhunta, kufanele kukhethwe izinto ezifanelekile kufanele zikhethwe bese kuthi uhlelo olufanele lokushisa luzokwamukelwa. Ngasikhathi sinye, kufanele kubhekwe ukuze kuthuthukiswe indawo yokusebenzisa isikhunta.
2.4 isikhunta
Ekukhiqizweni kwangempela, imifantu isatshalaliswa kwezinye izingxenye zesikhunta. Ngemuva kwesikhathi esithile senkonzo, kukhiqizwa imifantu emincane futhi kancane kancane yandiswe ngokujula. Ngemuva kokuthi imifantu yandise ngosayizi othile, umthamo wokuthwala umthwalo wesikhunta uzoba buthaka kakhulu futhi ubangele ukwaphuka. Noma ama-microcracks asevele enzeke ngesikhathi sokwelashwa kokuqala kokushisa nokucutshungulwa kwesikhunta, okwenza kube lula ukuthi isikhunta sikhulise futhi sibangele ukuqhekeka kwakuqala ngesikhathi sokusebenzisa.
Mayelana nokwakhiwa, izizathu eziphambili zokwehluleka ukuklama amandla isikhunta nokukhethwa kwe-fillet radition eguqukweni. Ngokuya kwezokukhiqiza, izizathu eziphambili zingukuhlolwa kwangaphambili okubonakalayo nokunakwa ebusweni basolwandle nomonakalo ngesikhathi sokucutshungulwa, kanye nomthelela wokwelashwa okushisa kanye nekhwalithi yokwelashwa komhlaba.
Ngesikhathi sokusebenzisa, ukunakwa kufanele kukhokhwe ekuphathweni kokuqala kokuzibandakanya, isilinganiso sokukhishwa kanye nokushisa kwe-ingOt, kanye nokulawulwa kwejubane lokukhishwa kwemali nokugeleza kwensimbi.
3. Ukuthuthuka kwempilo yokubumba
Ekwenziweni kwamaphrofayili we-aluminium, isikhunta sibiza i-akhawunti ngengxenye enkulu yezindleko zokukhiqiza zephrofayili.
Ikhwalithi yokubumba nayo ithinta ngqo ikhwalithi yomkhiqizo. Njengoba izimo zokusebenza ze-Extresion Mold ekukhiqizeni ukukhishwa kwephrofayili ukukhiqizwa zinokhahlo kakhulu, kuyadingeka ukuthi ulawule ngokuqinile isikhunta ukusuka ekwakhiweni nasekukhethweni kokugcina ekukhiqizweni kokugcina kanye nokunakekelwa okulandelayo.
Ikakhulu ngesikhathi sokukhiqiza, isikhunta kufanele sibe nokuqina okuphezulu okushisayo, ukukhathala okushisayo, ukumelana okushisayo nokuphikisana nokudla okwanele nokukhulisa impilo yenkonzo yokubumba nokunciphisa izindleko zokukhiqiza.
3.1 Ukukhetha kwezinto zokwakha
Inqubo yokukhishwa kwamaphrofayili we-aluminium iyinqubo yokushisa ephezulu, yokufaka umthwalo ophezulu, kanye nokukhishwa kwe-aluminium kufa kumibandela yokusetshenziswa kanzima.
Ukukhishwa okufa kufakelwe ngaphansi kwamazinga okushisa aphezulu, futhi izinga lokushisa lendawo lingafinyelela ama-degree angama-600 Celsius. Ingaphezulu le-Extresion lifa lifudunyezwa kaningi futhi lipholile, okwenza ukukhathala okushisayo.
Lapho ukhipha ama-aluminium alloys, isikhunta kufanele sibekezelele ukucindezelwa okuphezulu, ukuqunga nokuxineka, okuzobangela ukugqokwa okunamathela.
Ngokuya ngezimo zokusebenza kokukhishwa okufayo, izakhiwo ezidingekayo zezinto ezibonakalayo zinganqunywa.
Okokuqala, izinto ezibonakalayo zidinga ukuba nenqubo enhle yokusebenza. Izinto ezibonakalayo zidinga ukuba lula ukumamatheka, zokheze, zicubungule kanye nokwelashwa kokushisa. Ngaphezu kwalokho, izinto ezibonakalayo zidinga ukuba namandla aphezulu nobulukhuni obuphezulu. Ukukhishwa kwesikweletu ngokuvamile kusebenza ngaphansi kokushisa okuphezulu kanye nengcindezi ephezulu. Lapho ukhipha ama-aluminium alloys, amandla ashubile wezinto ezibonakalayo ezikushisa zasekamelweni adingekayo ukuba abe mkhulu kune-1500MPA.
Kudinga ukuba nokumelana nokushisa okuphezulu, okungukuthi, amandla okumelana nemishini emazingeni okushisa aphezulu ngesikhathi sokungenisa. Kudinga ukuba nomthelela omkhulu onamandla kanye namanani okuqina okulimale ekushiseni okujwayelekile kanye lokushisa okuphezulu, ukuvimba isikhunta kusuka ekuqhekekeni kwe-brittle ngaphansi kwemibandela yokucindezela noma imithwalo yomthelela.
Kudinga ukuba nokuvimbela okuphezulu, okungukuthi, ingaphezulu linamandla okumelana nokungashisa okuphezulu okuphezulu, ingcindezi ephezulu kanye nokuthambisa okuhle, ikakhulukazi lapho ukumelana ne-aluminium alloys, inekhono.
Ukuqina okuhle kuyadingeka ukuqinisekisa izakhiwo eziphakeme nezilinganayo zomshini kulo lonke uhlangothi lwesiphambano sethuluzi.
Ukuvuselelwa okuphezulu okushisayo kuyadingeka ukuqeda ngokushesha ukushisa kusuka endaweni esebenzayo yethuluzi isikhunta ukuvikela ukweqiwa kwendawo noma ukulahleka ngokweqile kwamandla okusebenza okwenziwe kabusha.
Kudinga ukuba nokumelana okuqinile ekucindezelweni okuphindaphindwayo kwe-cyclic, okungukuthi, kudinga amandla aphezulu ahlala njalo ukuvikela ukulimala kokukhathala ngaphambi kwesikhathi. Kudinga futhi ukuba nokuphikiswa okuthile kokugqwala kanye nezakhiwo ezinhle ze-nitridability.
3.2 Idizayini enengqondo yokubumba
Idizayini efanelekile yesikhunta yingxenye ebalulekile yokwelula impilo yayo yenkonzo. Isakhiwo sokubumba esiklanywe kahle kufanelekile kufanele siqinisekise ukuthi akukho okukhona umthelela wokuqhuma kanye nokugxila kwengcindezi ngaphansi kwezimo ezijwayelekile zokusetshenziswa. Ngakho-ke, lapho uklama isikhunta, zama ukwenza ingcindezi engxenyeni ngayinye, bese unaka ukugwema amakhona abukhali, amakona emikhuhlane, umehluko odongeni oluncane, ingxenye ye-flat mncane yodonga, njll., Ukugwema ukugxilisa ingcindezi ngokweqile. Ngemuva kwalokho, kubangele ukwelashwa kokwelashwa okushisa, ukuqhekeka kanye nokuqhekeka kwe-brittle noma ukuqhekeka kokushisa kusenesikhathi ngesikhathi sokusetshenziswa, ngenkathi ukwakheka okujwayelekile nakho kusiza ekushintsheni kwesitoreji kanye nokugcinwa kwesitoreji.
3.3 Thuthukisa ikhwalithi yokwelashwa kokushisa kanye nokwelashwa komhlaba
Impilo yenkonzo yokuxoshwa iyafa kakhulu incike kakhulu kwikhwalithi yokwelashwa okushisa. Ngakho-ke, izindlela zokwelashwa okushisa okuthuthukile nezinqubo zokwelashwa kokushisa kanye nokuqina okuqinisa ukwelashwa kubaluleke kakhulu ukuthuthukisa impilo yenkonzo yesikhunta.
Ngasikhathi sinye, ukwelashwa okushisa nezinqubo zokuqinisa indawo zilawulwa ngokuqinile ukuvikela izici zokushisa zokushisa. Ukulungisa amapharamitha wokuhlanza nokulangazela, okwandisa inani lokuhlekisa, ukwelashwa kokuzinza kanye nokushisa, ukubhekisisa ukuqina kokushisa, kusetshenziswa ukuqina kwemithombo yezindawo ezintsha kanye nokuqinisa ukwelashwa okunamandla kanye nokuqiniswa okuhlukahlukene Ukwelashwa, kuyasiza ekuthuthukiseni impilo yenkonzo yesikhunta.
3.4 Thuthukisa ikhwalithi yokukhiqiza isikhunta
Ngesikhathi sokucutshungulwa kwezikhunta, izindlela ezijwayelekile zokucubungula zifaka ukucubungula kwemishini, ukusika kocingo, ukucubungula ngogesi, njll. Ukucutshungulwa kwemishini kuyinqubo ebaluleke kakhulu futhi ebalulekile kwinqubo yokucubungula yokubumba. Akuguquki kuphela usayizi wokubukeka kwesikhunta, kepha futhi kuthinta ngqo ikhwalithi yephrofayili kanye nempilo yenkonzo yesikhunta.
Ukusika ucingo kwezimbobo ze-Die kuyindlela esetshenziswa kabanzi yenqubo ekusebenzeni kokubumba. Kuthuthukisa ukucubungula ukusebenza kahle nokucubungula ukunemba, kepha futhi kuletha ezinye izinkinga ezikhethekile. Isibonelo, uma isikhunta sicutshungulwa ngokusika kwentambo sisetshenziselwa ukukhiqizwa ngaphandle kokugudla, isilayidi, ukusika, njll. Ngakho-ke, ukucushwa okwanele kwesikhunta ngemuva kokusika ngocingo kungathuthukisa isimo sengcindezi ye-tensaile, kunciphise ukucindezelwa okusele, futhi kwandise impilo yenkonzo yesikhunta.
Ukuhlushwa kwengcindezi kuyimbangela enkulu yokuqhekeka kokubumba. Ngaphakathi kwesikhundla esivunyelwe ukwakheka komdwebo, kukhudlwana ububanzi bocingo lokusika ucingo, okungcono. Lokhu akusizi nje ukuthuthukisa ukucubungula ukusebenza kahle, kepha futhi kuthuthukisa kakhulu ukusatshalaliswa kwengcindezi ukuvikela ukwenzeka kokugxilisa ingcindezi.
Ukukhishwa kwemishini kagesi kuwuhlobo lwamamaini kagesi wokugxoba okwenziwa yi-supperitionition of vaporization ebonakalayo, ukuncibilika kanye nemishini yokuhwamuka koketshezi okukhiqizwa ngesikhathi sokukhululwa. Inkinga ukuthi ngenxa yokushisa kokushisa kanye nokupholisa okwenza ngoketshezi lwamakheshi kanye nesenzo se-electrochemical soketshezi semishini, kwakhiwa ungqimba olushintshiwe kwingxenye yemishini ukukhiqiza ubunzima kanye nengcindezi. Endabeni kawoyela, ama-athomu e-carbon abolile ngenxa yokuhlanganiswa kwamafutha okuphazamisayo nokuzijabulisa kulowo msebenzi. Lapho ukucindezela okushisayo kukhuphuka, ungqimba oluwohlokayo luba brittle futhi lukhuni futhi luthambekele ekuqhekekeni. Ngasikhathi sinye, ukucindezelwa okusele kwakhiwa futhi kunamathele ku-WorkPiecle. Lokhu kuzoholela ekunciphiseni amandla okukhathala, ukwaphuka okusheshisiwe, ukuqina kokucindezela nezinye izinto. Ngakho-ke, ngesikhathi senqubo yokucubungula, kufanele sizame ukugwema izinkinga ezingenhla futhi sithuthukise ikhwalithi yokucubungula.
3.5 Thuthukisa izimo zokusebenza kanye nemibandela yenqubo yokukhishwa
Izimo zokusebenza zokukhishwa kwesidalwa zimpofu kakhulu, futhi indawo yokusebenza nayo imbi kakhulu. Ngakho-ke, ukuthuthukisa indlela yenqubo yokukhishwa kanye namapharamitha enqubo, kanye nokwenza ngcono izimo zokusebenza nendawo yokusebenza kuyazuzisa ukwenza ngcono impilo yabafe. Ngakho-ke, ngaphambi kokuxoshwa, kuyadingeka ukwenza kahle uhlelo lokukhishwa okukhishwa, khetha uhlelo olungcono kakhulu lwemishini kanye nokucaciswa kwezinto ezibonakalayo, ukucacisa amapharamitha okukhishwa okuhle kakhulu (okufana nokushisa kwengcindezi, njll.) Futhi athuthukise i- Ukusebenza kwemvelo ngesikhathi sokuxoshwa (njengokupholisa kwamanzi noma ukupholisa kwamanzi, ukuthambisa ngokwanele, ukuthambisa okwanele, njll.), ngaleyo ndlela kunciphise umthwalo osebenzayo wesikhunta (njengokunciphisa ukukhishwa Ingcindezi, ukunciphisa ukushisa kwe-chill kanye nokushintshana kwemithwalo, njll.), Sungula futhi uthuthukise izinqubo zokusebenza nezinqubo zokuphepha eziphephile.
4 Isiphetho
Ngokuthuthukiswa kwezitayela zemboni ye-aluminium, eminyakeni yamuva nje wonke umuntu ufuna amamodeli angcono wokuthuthuka ukuze athuthukise ukusebenza kahle, wonge izindleko, futhi andise izinzuzo. Ukukhishwa kwe-Extrusion ngokungangabazeki kuyindlela ebalulekile yokulawula i-node yokukhiqiza amaphrofayili we-aluminium.
Kunezinto eziningi ezithinta impilo yokukhishwa kwe-aluminium ziyafa. Ngaphezu kwezici zangaphakathi ezifana nokwakheka okuhlelekile namandla okufa, izinto ezibandayo, ezibandayo kanye nezobuchwepheshe bokusebenza kagesi, ukwelashwa okushisa, kunenqubo yokusebenzisa, ukugcinwa kokulungisa, ukukhishwa Izici ezibonakalayo zomkhiqizo kanye nokwakheka, imininingwane nokuphathwa kwesayensi kokufa.
Ngasikhathi sinye, izici ezithonyayo azisici, kepha inkinga eyinkimbinkimbi ebanzi, ukuthuthukisa impilo yayo ikhona futhi kuyinkinga ehleliwe, ekukhiqizeni kwangempela kanye nokusetshenziswa kwenqubo, Ukucubungula isikhunta, sebenzisa ukulungiswa nezinye izici eziphambili zokulawula, bese uthuthukisa impilo yenkonzo yokubumba, ukunciphisa izindleko zokukhiqiza, ngcono ukusebenza kokukhiqiza.
Kuhlelwe ngoMeyi Jiang kusuka ku-Mat Aluminium
Isikhathi sePosi: Aug-14-2024
