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mtengo wogulitsa ndalama

Munthu akafunsa 'mtengo wogulitsira ndalama,' nthawi zambiri ndimadabwa kuti akuyang'ana chiyani. Kodi ndi nambala chabe yofanizira ndi wogulitsa wina, kapena amamvetsetsa zomwe zimapatsa munthu womalizayo? M'zaka zanga, ndawona ntchito zambiri zikusokonekera chifukwa mawu oyamba adawonedwa ngati mtengo wokhazikika, pomwe zenizeni, ndi poyambira kukambirana. Mtengo weniweni suli chabe wachitsulo mu gawo; ndi waulendo wonse wosinthira sera kukhala chinthu chomaliza, chogwira ntchito. Tiyeni tikambirane zimene zimachititsa nambalayi m'mwamba kapena pansi.

Kumene Manambalawo Amachokera

Mumapeza pempho, mwina mtundu wa 3D kapena chojambula chabe. Chidziwitso choyamba ndikuwerengera kulemera kwachitsulo ndikuchulukitsa. Ndiko kulakwitsa kwakukulu. The mtengo wogulitsa ndalama imayamba ndi nkhungu. Chida chosavuta, cha magawo awiri a zida zoyambira ndi chinthu chimodzi. Koma ngati gawolo lili ndi ma undercuts, makoma owonda, kapena njira zovuta zamkati, mukuyang'ana nkhungu yamitundu yambiri kapena ma cores a ceramic. Mtengo wa zida uwo umachepetsedwa, koma ndizowona, zam'tsogolo. Ndikukumbukira ndikunena mawu a choyikapo pampu; kasitomala adadabwa kuti chidacho chinali 70% ya PO yoyamba. Koma popanda kuphatikizika kwakukulu kwapakati, gawolo silingapangidwe. Mawuwo sanali apamwamba; zinali zolondola.

Ndiye pali sera. Sikuti sera zonse ndi zofanana. Pazigawo zolondola kwambiri, mukufunikira kutsika kochepa, kusakanikirana kwakukulu. Zimawononga ndalama zambiri. Njira yojambulira sera yokha-kukakamiza, kutentha, nthawi yozungulira-zonse zimakhudza ubwino wa chitsanzocho ndipo, motero, zokolola. Phukusi lopangidwa bwino limatsimikizira ming'alu ya zipolopolo ndi kulowa kwachitsulo pambuyo pake, kutanthauza kuti zidutswa. Ndipo zotsalira ndi mtengo womwe nthawi zonse umapeza njira yobwereranso ku mtengo wogulitsa ndalama pachidutswa chilichonse pa dongosolo lotsatira, ngati wogulitsa akufuna kukhalabe mubizinesi.

Kusankha kwazinthu ndiye dalaivala wodziwikiratu, koma si mzere. 304 zosapanga dzimbiri ndizofala. Koma mukadumphira ku alloy yopangidwa ndi faifi tambala ngati Inconel 718, simukungolipira ndalama zopangira. Mukulipira kusungunuka kwa mpweya woyendetsedwa bwino, kusamalira kwapadera kwa zobwerera (ma gating ndi ma sprues), ndipo nthawi zambiri, kupanga pang'onopang'ono pomanga zipolopolo kuti muteteze zomwe zikuchitika. Kampani ngati Malingaliro a kampani Qingdao Qiangsenyuan Technology Co., Ltd., ndi zaka makumi atatu akuponya ndi ma aloyi apadera, angapangitse izi mwachibadwa. Mawu awo a gawo la valve yochokera ku cobalt angapangidwe mosiyana kwambiri ndi imodzi ya bracket ya carbon steel, ngakhale kulemera komweko.

Zochulukitsa Zobisika Sakukuuzani

Zofunikira pakumaliza pamwamba. Ra 3.2 vs. Ra 1.6. Izi zikuwoneka ngati kusiyana pang'ono pa pepala lokhazikika. Pansi pa sitolo, zitha kutanthauza gawo lowonjezera la zokutira, mchenga wonyezimira, kapena kusintha kuchokera pa silika wosakanikirana kupita ku malaya a zircon. Gawo lililonse limawonjezera nthawi, mtengo wazinthu, ndi ntchito. Ngati mukuitana 'as-cast' kutha, mtengowo umatsika. Koma ngati mukufuna malo okonzeka kupaka kapena kupaka kutentha kwambiri, ndondomeko ya zipolopolo imakwera mtengo. Izi sizimadulidwa kawirikawiri mu mawu osavuta; amawotcha pa kilogalamu imodzi.

Kulamula kuchuluka ndi repeatability. The classic Economic of Scale ikugwira ntchito, koma ndi kupotoza. Kuthamanga kwa zidutswa 10,000 kumapangitsa kuti pakhale malo abwino, pomwe mungaphatikize magawo 20 pamtengo. Mtengo wa unit ukutsika. Koma kwa zidutswa 50? Mukumangabe chigoba chokwanira cha mtengo womwe ukhoza kukhala ndi magawo anayi okha. Ntchito yosonkhanitsa, kuviika, ndi stucco imakhala yofanana. Mtengo wa unit ndi wokwera, ndipo moyenerera. Apa ndi pamene ogula atsopano amakhumudwa. Amawona 'mkulu' mtengo wogulitsa ndalama kuti muthamangitse ndikuchokapo, osazindikira kuti mtengo wamtengo wotsika ndi wosiyana kwambiri. Mtundu wa QSY, woyambira pakupanga nkhungu kupita ku makina a CNC, umathandizira apa. Atha kuyamwa zina mwazochita za prototyping ngati awona njira yopangira ma voliyumu ndi ntchito yokonza makina.

Kuyesedwa ndi certification. Kusindikiza ndi mtengo wotsika. Pangani kuti isindikizidwe ndikupereka ma certs athunthu ku ASTM A985, ndikuwunika kwa radiographic 100% ndi chilombo china. Kuyendera kulikonse - utoto wolowera, X-ray, CMM - umawonjezera ndalama zokhazikika komanso zosinthika. Ndakhala ndi mapulojekiti omwe protocol yoyesera imawononga ndalama zambiri kuposa kudziponyera komweko. Si chizindikiro; ndi inshuwaransi ndi umboni. Ngati muli muzamlengalenga kapena zamankhwala, ndiye mtengo wake. Kuzichotsa pa RFQ yanu yoyamba kuti mupeze 'mitengo yotsika' ndi njira yobweretsera tsoka ndikusintha madongosolo pambuyo pake.

Nkhani Yeniyeni: Pomwe Mtengo Unalakwika (ndi Kumanja)

Tinali ndi kasitomala wina yemwe adapeza nyumba yofunsira ntchito zapamadzi. Iwo ali ndi mawu atatu. Yathu inali yapakati. Otsika kwambiri anachokera m’kasitolo kakang’ono kamene kanalonjeza mwezi. Gawolo linali mu 316 zosapanga dzimbiri. Otsatsa otsika adapereka, koma magawowo anali ndi micro-porosity. Osawoneka, koma mokakamizidwa, adawukhira. Wothandizirayo adakumana ndi kukumbukira kwathunthu. The mtengo wogulitsa ndalama iwo analipira, pamapeto pake, ziro, chifukwa ziwalozo zinali zopanda pake. Mtengo wolephera—kukonzanso, kukonzanso, kuchedwetsa kukhazikitsidwa kwazinthu—kunachepetsa kusiyana pakati pa zomwe tatchulazi ndi zotsika.

Kodi ife tinachita chiyani mosiyana? Njira yathu, yolemekezedwa kwa zaka zambiri ngati ku QSY, idaphatikizanso gawo lolimba lolimba la geometry yeniyeniyo kuti idyetse magawo owonda kwambiri. Idawonjezera chilango cha nthawi yozungulira. Mawu athu asonyeza zimenezo. Awo sanatero, mwina chifukwa cha umbuli kapena chiyembekezo kuti si nkhani. Ichi ndiye maziko ake: mtengo wodalirika umasonyeza njira yotsimikiziridwa. Zimatengera zovuta zomwe zimadziwika. Mtengo wotsika mtengo nthawi zambiri umangodutsa zala zake.

Lamulo lotsatila linadza kwa ife. Tidagwiritsa ntchito zida zomwezo (zomwe zidapulumuka, mtengo wina womwe umayiwalika - moyo wa zida). Mtengo pa gawo lililonse unali wotsika kwambiri kuposa mawu athu oyamba chifukwa chiwopsezo chinali chitapita. Tidadziwa kuti ntchitoyi idayenda bwino. Uwu ndi ubale wautali womwe mtengo wowonekera umamanga. Sizokhudza kukhala otsika mtengo kwambiri pa tsiku loyamba; ndi za kukhala mtengo wolondola pa moyo wa polojekiti.

Machining: The Silent Partner mu Final Cost

Izi ndizofunikira komanso pomwe sitolo yophatikizika imawonetsa mtengo wake. Gawo la as-cast silikhala gawo lomaliza. Muyenera machining allowances pa nkhope zovuta. Choyambitsa chabwino chidzachepetsa izi, koma zimakhalapo nthawi zonse. Ngati mukupeza mawu oti mutenge kuchokera ku Foundry A komanso mawu opangira makina kuchokera ku Machine Shop B, mukusowa mtengo waukulu.

The foundry ayenera kumvetsetsa komwe zida za datum zili, komwe kulekerera kolimba kuli, kuti athe kuyika gawolo pamtengo ndikuwonjezera katundu molingana. Ngati sakuwongolera makinawo, mumayika pachiwopsezo gawo lomwe limapangidwa mokongola koma losatheka kulimba ndi makina popanda kusokoneza kukhulupirika. Ndawonapo mbali zomwe mtengo wamakina umachulukira katatu chifukwa wogulitsa amayika chipata pamalo omwe amayenera kukhala oyambira. A vertically Integrated ntchito ngati Mtengo wa QSY amapewa izi. Akatswiri awo opanga mapulogalamu ndi CNC amalankhulana. The mtengo wogulitsa ndalama amapereka kwa oponya ndi makina phukusi nthawi zambiri zenizeni ndi otsika mu okwana kuposa kuchuluka kwa mawu awiri osiyana, chifukwa iwo apanga ndondomeko unyolo zonse kuyambira pachiyambi.

Amagwiranso ntchito ndi zowopsa. Ndani ali ndi mlandu ngati mng'alu upezeka panthawi ya makina? Ngati ndi wogulitsa m'modzi, yankho liri lomveka. Ngati ali awiri, ndi ntchito yoloza chala yomwe imachedwetsa chirichonse. Kuchedwa kumeneko kuli ndi mtengo, nawonso, ngakhale sizikuwoneka pa mawu aliwonse a P&L mpaka nthawi itatha.

Ndiye, Kodi Muyenera Kuwerengera Bwanji Quote?

Osangoyang'ana pa mzere wapansi. Gwirani pansi. Funsani mtengo wocheperako: kubweza zida, mtengo wazinthu pa kilogalamu (kuphatikiza mtengo wowonjezera wa alloy), mtengo wokonza, ndi mtengo woyesera. Wothandizira odziwika ngati QSY, wokhala ndi mbiri yayitali, sangachite manyazi izi. Amadziwa kuti zimalimbitsa chikhulupiriro. Ngati wogulitsa akupatsani ndalama imodzi ndikukana kufotokoza zambiri, samalani.

Context ndiye chilichonse. Kodi akutenga mawu kutengera mtundu wa 3D womwe mwapereka, kapena awunikanso momwe angapangire? Mawu abwino amaphatikizanso malingaliro - Tikasuntha nthiti iyi 2mm, titha kupewa pachimake ndikuchepetsa mtengo wa zida ndi 30%. Ameneyo ndi bwenzi, osati wogulitsa chabe. Mtengo pambuyo pokhazikitsa kusintha kotereku-kwa-kupanga ndizoona, zokongoletsedwa mtengo wogulitsa ndalama.

Pomaliza, ganizirani mtengo wathunthu wa umwini. Phatikizanipo nthawi yotsogolera (ntchito yofulumira imawononga ndalama zambiri), kusasinthika kwabwino (ndalama zoyendera ndi kulephera), komanso chithandizo chaukadaulo. Njira yotsika mtengo kwambiri yoyambira yomwe imatsogolera ku mzere woyimitsidwa ndi njira yodula kwambiri yomwe mungasankhe. Cholinga ndikupeza mtengo womwe umayimira njira yokhazikika, yobwerezabwereza, komanso yodalirika. Ndi nambala yomwe ili yofunika. Zina zonse ndi kungoganiza mwachiyembekezo.

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