Xa abantu abaninzi besiva 'iinxalenye zoomatshini ezichanekileyo', bafanekisela imodeli yeCAD engenasiphako okanye icandelo eliqaqambileyo kwikhathalogu. Inyani imbi ngakumbi. Ukuchaneka okuyinyani akukho malunga namanani akwiphepha elithile; imalunga nendlela inxalenye ethile esinda ngayo xa idibana nehlabathi lokwenene—uxinezeleko, ubushushu, intshukumo engaguqukiyo. Iivenkile ezininzi ziyayikhumbula loo nto. Basukela ukunyamezelana okuqinileyo ephepheni kodwa balibale malunga nesakhiwo senkozo, uxinzelelo olushiyekileyo oluvela kumatshini, okanye indlela inxalenye edibana ngayo nelandelayo. Loo msantsa phakathi kokufanelekileyo kunye nokusebenza kulapho kwenzeka khona umsebenzi wangempela.
Isiseko: Iqala ngeIngot eLungileyo
Awunakho ukuchaneka komatshini kwi-casting embi. Ndibone iiprojekthi ezininzi zisilela kuba umntu uzame ukugcina iindleko kwindawo engenanto yokuqala. I-porosity, ubunzima obungahambelaniyo-konke kubuya kukukhathaza ngexesha lokugqiba. Inqanaba lesiseko alixoxiswana. Inkampani efana neQingdao Qiangsenyuan Technology Co., Ltd. (QSY) ifumana oku. Ngeminyaka engamashumi amathathu ekubunjweni nasekusebenzeni, indlela yabo iyadityaniswa. Abathengisi nje oomatshini; balawula inkqubo ukusuka kwi-alloy etyhidiweyo ukuya phambili. Kuba iindawo zoomatshini ezichanekileyo kwizicelo ezifunayo, ukuba ulawulo oluthe nkqo luluncedo oluthe cwaka. Kuthetha ukuba umachini kunye nenjineli esisiseko bathetha ulwimi olufanayo, iingxaki zokusombulula iingxaki ezinje ngokuncipha okanye iinyembezi ezishushu phambi kokuba intsimbi ibethe ibhedi ye-CNC.
Ukukhethwa kwezinto eziphathekayo ngomnye umgibe oqhelekileyo. Ukucacisa insimbi engenasici kuphantse kungabi nantsingiselo. Ngaba yi-304 yokumelana nokubola ngokubanzi, okanye i-316 yeendawo zekloridi? Okanye ngaba sithetha ngamabakala okuqina kwemvula njenge-17-4PH, apho umjikelo wonyango lobushushu ubaluleke kakhulu njengomatshini? Kwiivalvu zobushushu obuphezulu okanye amacandelo omoya, utsibela kwi-nickel-based okanye i-cobalt-based alloys. Ezi zirhamncwa ezahlukeneyo. Amandla abo asebenza ngokuchasene nawe ngexesha lomatshini, nto leyo ekhokelela ekunxityweni kwesixhobo ngokukhawuleza kunye nokusebenza nzima ukuba izantya zakho, iifidi, kunye nokupholisa akubizwanga ngokugqibeleleyo. Amava e-QSY kunye nala ma-alloys akhethekileyo ayikho inqaku lembumbulu; lithala leencwadi lezixhobo ezingaphumelelanga kunye neeparamitha eziyimpumelelo ezakhiwe kwiminyaka emininzi.
Ndikhumbula iprototype yebhloko ye-hydraulic manifold. Umshicilelo wabiza i-4140 yensimbi, kodwa inxalenye yayineendlela eziyinkimbinkimbi zangaphakathi. Umthengisi wokuqala usebenzise ukugatywa kwesanti eqhelekileyo. Ukugqitywa komphezulu ngaphakathi kwezo tshaneli kwakusoyikeka, kukhokelela kwisiphithiphithi solwelo kunye ne-cavitation ekugqibeleni. Siye satshintshela kumthengisi usebenzisa inkqubo yokubumba iqokobhe-leyo i-QSY igxile kuyo-ingcaciso engcono kakhulu yomphezulu kunye nokuzinza kwe-dimensional ye-core. Iindleko ezongezelelweyo ngenxalenye nganye ziye zahlawulwa kukungaphumeleli kweqanda kuvavanyo. Sifunda ntoni? Indlela yokuvelisa into engenanto yiparameter yoyilo, kungekhona emva kokucinga.
Machining: Apho ithiyori Dibana Ukungcangcazela
Umatshini we-CNC uhlala ujongwa njengenkqubo ezenzekelayo, iqhosha-liqhosha. Kumsebenzi ochanekileyo ophezulu, akukho nto. Umdwebi wenkqubo kunye nomsebenzi bahlala besenza iminxeba egwebayo. Ukubamba unyamezelo olumalunga ne-±0.005mm kwicandelo elinodonga olucekethekileyo lwenxalenye yotyalo-mali olungenaziphene kufuna isicwangciso. Ngaba uyayenza rough, uxinzelelo-uyithobe, emva koko uyigqibe? Uyilungisa njani ngaphandle kokuphazamisa? Uphawu lokuncokola lutshaba lokuchaneka.
Omnye weyona misebenzi inenkohliso endandibandakanyeka kuyo yayiluthotho lwee-impellers ze-turbocharger encinci. Iincakuba zazisikelelwe ngaphantsi, zineengcambu ezixineneyo. Izinto eziphathekayo zaziyi-Inconel 718. Saphula ii-mill ezininzi zokuphela kwiimvavanyo zokuqala. Isisombululo ibingesiso nje i-spindle ekhawulezayo okanye isixhobo esingcono sokwaleka (nangona oko kwanceda). Yayimalunga nokulandelelanisa imisebenzi kwakhona kunye nokusebenzisa iqhinga elingenamgangatho, eliqhubelekayo lokuhla ukuba ungaze uvumele iflukhwe yesixhobo ibandakanyeke kwezo zinto zimbi ngaxeshanye. Kwavakala kuncinci njengenkqubo kwaye kufana nothethathethwano kunye nefiziksi yokusika isinyithi. Lo ngumsebenzi ongathandekiyo, ophindaphindayo ochaza ukwenziwa komgangatho.
Ukunyaniseka komphezulu yenye into efihlakeleyo. Kwiindawo zokulayisha umjikelo, umphezulu womatshini oneentanda ezincinci okanye uxinzelelo olushiyekileyo luba yimvelaphi yokusilela. Ngamanye amaxesha, kufuneka ukhankanye iinkqubo ezinje ngoxinzelelo oluphantsi lokusila okanye umatshini wokuqukuqela otyhutyhayo ukuze ugxothwe okokugqibela kunye nokupholiswa kweepaseji zangaphakathi. Akunjalo malunga nendlela ekhangeleka ngayo; imalunga nokuba ithatha ixesha elingakanani. Iqabane elilungileyo liyayiqonda le mpembelelo esezantsi yokhetho lwabo lomatshini.
I-Synergy of Casting and Machining Phantsi kophahla olunye
Kulapho imodeli yokusebenza yomenzi odibeneyo ibonisa ixabiso layo. Xa ukujula kunye nokwenza oomatshini kuzizinto ezahlukeneyo, kuhlala kukho ukutshintshwa kokugxeka. Ingcali yoomatshini ithi ukuphosa bekungaphandle kwe-spec; i-Foundry ithi oomatshini bayigqwetha. Xa iliqumrhu elinye, ingxaki yingxaki nje, kwaye iyasonjululwa. Ndilibonile iqela leQSY liyiphatha le nto. Izindlu zegiya ezintsonkothileyo kwintsimbi edityanisiweyo zifuna ulungelelwaniso oluthile. Iqela lobuchwephesha lalisazi ukuba ipateni yokuncipha yokuncipha, kwaye iqela le-Foundry lingahlengahlengisa inkqubo yokungena ngokusekwe kumanqaku edatha yomatshini. Yingxelo yengxelo eyenzeka ngeentsuku, hayi iiveki.
Kuba iindawo zoomatshini ezichanekileyo ezo zombini zilungile ngokwesakhiwo kwaye zigqibelele ngokomda, le ntsebenziswano ibalulekile. Thatha umzimba wempompo owenziwe kwi-duplex steel stainless. Ifuna ukuxhathisa ku-corrosion kwi-alloy kunye nobuso obuchanekileyo bokukhwelana kwiitywina. Ukwenziwa kotyalo-mali kukusondeza kwimilo eshiyekileyo eneempawu ezilungileyo zemathiriyeli. Umatshini olandelayo we-CNC, oziswa yinkqubo yokuphosa, useka iidatum ezibalulekileyo kwaye ugqibezela iigrooves ngaphandle kokubeka esichengeni ukuxhathisa umhlwa komphezulu. Ukuzama ukwenza oku ngokuthumela i-casting kwivenkile yomatshini wesithathu wongeza umngcipheko kunye neendleko.
Iwebhusayithi yabo, tsngtaocnc.com, ibonakalisa obu buchule buhlanganisiweyo ngaphandle kokugqithisa. Ngumboniso osebenzayo weenkqubo-iqokobhe lokungunda, utyalo-mali, i-CNC-esetyenziswa kumaqela ezinto zokwenyani. Ithetha nomntu oyaziyo into ayikhangelayo, hayi nje ukuthengisa igeneric.
Xa Ukulunga Kwanele Akukho: Iindleko zokuSilela
Sifunda ngakumbi kwiintsilelo kuneempumelelo. Ekuqaleni komsebenzi wam, ndandisebenza kwibhetshi yeengalo zokunxibelelana kwe-actuator. Zazilula, zenziwe ngoomatshini ukusuka kwisitokhwe sentsimbi esithambileyo. Iprints zalandelwa, ukunyamezela kwahlangatyezwa. Bayipasile i-QC. Kodwa kwindibano yasendle, malunga ne-30% ibe nokuphazamiseka okuhambelana neebheringi zokukhwelana. Ingxaki? Sasihlole kuphela iinxalenye kwi-20 ° C kwigumbi le-QC elilawulwa yimozulu. La malungu ayedityaniswa kwindawo yokugcina impahla engabaselwanga ebusika. Ukwahluka kweqondo lokushisa, kudibaniswa neentlobo ezahlukeneyo zokwandiswa kwe-thermal coefficients yentsimbi kunye nokuthwala, kwakwanele ukuba kubangele umba ofanelekileyo. Yayisisifundo esikhohlakeleyo ekuchazeni imeko-bume yonyamezelo, ingeyiyo le yesiqhelo.
Yiyo loo nto ngokuchaneka kokwenyani, udinga umboneleli ocinga kwiinkqubo, hayi imisebenzi kuphela. Ngaba banokucebisa ngokuziphatha kwezinto eziphathekayo phantsi kobushushu? Ngaba banokucebisa isambatho okanye iplating eya kuchaphazela imilinganiselo yokugqibela? Iqabane elifana ne-QSY, elinamava alo exesha elide, libekwe ukuba libe nezo ngxoxo. Ngumahluko phakathi kokwenza inxalenye kunye nobunjineli ibe licandelo.
Enye indawo yokungaphumeleli kukuchaza ngokugqithisileyo. Ayizizo zonke iindawo ezifuna ukugqitywa kwe-0.8Ra. Ayiyiyo yonke imilinganiselo ekufuneka ibeyi-±0.01mm. Ukucacisa iindleko zokuqhuba ezichanekileyo ezingabalulekanga ngophahla ngaphandle kwenzuzo. Umenzi olungileyo uya kutyhala ngasemva, abuze umsebenzi wenqaku, kwaye acebise eyona ndlela ineendleko zokuyiphumeza. Ngamanye amaxesha, oko kuthetha ukusebenzisa ukubunjwa kweqokobhe labo ukufezekisa ukunyamezela ngokuthe ngqo, ukugcina inyathelo lomatshini ngokupheleleyo.
INkcazelo Engabhalwanga: Ukuphinda-phinda kunye nokuThemba
Ekugqibeleni, uphawu lomthombo osemgangathweni we iindawo zoomatshini ezichanekileyo ayilonqaku lokuqala eligqibeleleyo. Yinxalenye ye-10,000 ukuba ilungile njengeyokuqala. Ukuphindaphinda ngumsebenzi wolawulo lwenkqubo, ukugcinwa kwezixhobo, kunye nenkcubeko yomgangatho. Yinto ekruqulayo: iigeyiji ezilinganisiweyo, uhlolo olungqongqo lwenqaku lokuqala, iitshati zolawulo lwenkqubo yezibalo zemilinganiselo ebalulekileyo, kunye nokulandeleka okubuyela kubushushu bezinto.
Kulapho imbali yenkampani eneminyaka engama-30 ubudala ibalulekile. Babone izixhobo zoomatshini beza kwaye behamba, kodwa imigaqo yolawulo ihleli. Ukwakha elo nqanaba lokuthembana kuthatha iminyaka kwaye kulula ukwaphulwa ngumsebenzi omnye ongxamisekileyo okanye umgangatho othotyelwe phantsi. Xa ndijonga umboneleli onokubakho, andichukunyiswa kangako ngowona matshini wabo umtsha we-5-axis kwaye unomdla ngakumbi kwiilog zabo zohlengahlengiso kunye nenkqubo yabo yengxelo yokungahambelani. Ngaba banenkqubo ecacileyo, engekho-bureaucratic xa kukho into ephuma kancinci kwi-spec? Lonto indixelela yonke into.
Ekugqibeleni, ukuchaneka sisithembiso. Sisithembiso sokuba inxalenye iya kungena, isebenze, kwaye inyamezele. Eso sithembiso sakhiwe kwikhonkco lezigqibo-ukusuka ekukhethweni kwe-alloy ukuya ekugqityweni-ikhonkco nganye ibalulekile njengelandelayo. Ayingomlingo; kukuqokelelana kunzima, ngamanye amaxesha kubuhlungu, amava esinyithi. Kwaye yinto ongenakuyenza inkohliso okanye uzenzele kude.
