Muaj ntau txhiab ntawm kev ua lag luam rau kev tiv thaiv sai sai - xaiv cov khoom siv nrog me me, tshwj xeeb tshaj yog rau cov neeg ua lag luam zoo. Txhua cov ntaub ntawv sawv cev rau kev sib haum xeeb ntawm tus nqi, zog, hloov tau zoo thiab ua kom tiav. Nws yog ib qho tsim nyog los txiav txim siab tsis tsuas yog siv daim ntawv thov lossis khoom lag luam, tab sis kuj yog ib puag ncig uas nws yuav raug siv.
Feem ntau, engineering plastics tau txhim kho cov khoom siv neeg muaj zog uas tau muab cov thev naus laus zis ntau dua thiab tsis hloov pauv thaum lub sijhawm tsim khoom. Qee hom kev plastics kuj tseem tuaj yeem hloov kho los txhim kho lawv lub zog, nrog rau kev cuam tshuam thiab kub ua hauj lwm. Cia peb ntsaub mus rau hauv cov ntaub ntawv yas sib txawv los txiav txim siab raws li kev ua haujlwm ntawm ntu zaum kawg lossis cov khoom lag luam.
Ib qho ntawm cov txiaj ntsig tshaj plaws uas tau siv los ua cov khoom siv kho tshuab yog nylon, tseem hu ua polyamide (PA). Thaum polyamide tau sib xyaw nrog Molybdenum, nws muaj qhov chaw du rau kev txav yooj yim. Txawm li cas los xij, Nylon-on-nylon zog tsis pom zoo vim tias, zoo li plastics, lawv zoo li lo ua ke. Pa muaj lub siab hnav thiab ua tsis kam, thiab cov kws kho zoo ua kom zoo ntawm cov kub. Nylon yog cov khoom siv zoo rau 3D luam ntawv nrog yas, tab sis nws nqus dej raws sijhawm.
PolyoxSylene (Pom) tseem yog qhov kev xaiv zoo rau cov khoom siv tshuab. Pom yog lub acetal resin siv los ua Dupont's Delrin, muaj txiaj ntsig yas siv rau hauv zog, screws, log thiab lwm yam. POM muaj siab flexural thiab tensile lub zog, nruj thiab hardness. Txawm li cas los xij, pom yog degraded los ntawm alkali, chlorine thiab dej kub, thiab yog qhov nyuaj rau lo ua ke.
Yog tias koj qhov project yog qee cov thawv ntim, polypropylene (pp) yog qhov kev xaiv zoo tshaj plaws. Polypropylene yog siv nyob rau hauv cov khoom ntim khoom noj vim tias nws tiv taus roj thiab cov kuab tshuaj, ua rau muaj kev nyab xeeb noj. Polypropylene tseem muaj kev sib npaug zoo nkauj ntawm lub zog txhav thiab muaj zog, ua kom nws yooj yim ua kom muaj bent ntau dua yam tsis muaj tawg. Nws kuj tseem siv tau hauv cov kav dej thiab hoses.
Lwm qhov kev xaiv yog polyethylene (PE). PE yog cov yas uas muaj feem ntau hauv lub ntiaj teb nrog lub zog qis, hardness thiab txhav. Nws yog feem ntau yog milky dawb yas siv los ua cov tshuaj fwj, mis thiab cov khoom noj khoom haus. Polyethylene muaj kev tiv taus ntau yam tshuaj lom neeg tab sis muaj lub ntsiab lus tsawg.
Acrylonitrile butadiene STRYRIE (ABS) yog qhov zoo tagnrho rau txhua qhov project xav tau kev cuam tshuam txog kev ua kom siab thiab ua kom muaj zog. Abs yog lub teeb ci thiab tuaj yeem txhawb nqa nrog fiberglass. Nws yog kim dua li styrene, tab sis kav ntev dua vim nws hardness thiab lub zog. Fusion-moulded ABS 3D tus qauv rau kev tiv thaiv sai.
Muab nws cov khoom, ABS yog qhov kev xaiv zoo rau Waterables. Nyob rau ntawm lub hnub qub sai sai, peb tsim rooj plaub ntse rau E3Design siv txhaj tshuaj Molding cov xim dub ua ntej xim / PC yas. Qhov kev xaiv no ua rau tag nrho cov cuab yeej ntawm lub teeb, thaum tseem muab rooj plaub uas muaj peev xwm tiv taus rau kev poob siab, xws li thaum saib hits nyuaj heev. Kev cuam tshuam siab polystyrene (lub duav) yog qhov kev xaiv zoo yog tias koj xav tau ntau yam thiab cuam tshuam cov khoom siv resistant. Cov ntaub ntawv no yog tsim nyog rau ua kom cov rooj sib luag ruaj khov thiab cov cuab yeej siv. Txawm hais tias lub duav yog tus pheej yig, lawv tsis suav hais tias ib puag ncig tus phooj ywg.
Ntau cov haujlwm hu rau kev txhaj tshuaj cov txiaj ntsig nrog cov khoom siv elastic thiab roj hmab. Thermoplastic Polyurethane (TPU) yog qhov kev xaiv zoo vim tias nws muaj ntau daim ntawv tshwj xeeb rau cov kev ua tau zoo, tsawg kub thiab kub. TPU tseem siv nyob rau hauv cov cuab yeej hluav taws xob, chais, cable rwb thaiv tsev, thiab cov khoom ntaus pob ncaws pob. Vim nws cov kuab tiv thaiv, TPU muaj kev puas tsuaj loj thiab muaj zog thiab tuaj yeem siv rau hauv ib puag ncig muaj ntau yam. Txawm li cas los xij, nws yog lub npe hu rau nqus dej noo los ntawm cov huab cua, ua rau nws ua haujlwm nyuaj rau kev tsim khoom. Kev txhaj tshuaj molding, muaj cov roj hmab thermoplastic roj hmab (TPR), uas yog qhov pheej yig thiab yooj yim los lis, xws li rau ua kom poob siab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab-nqus cov roj hmab uas nqus roj hmab.
Yog tias koj feem yuav tsum muaj lo ntsiab muag lossis lub qhov rais, acrylic (PMMA) yog qhov zoo tshaj. Vim tias nws lub rigidity thiab abrasist tsis kam, cov khoom no yog siv los ua cov khoom tawg me xws li Plexiglass. PMMA kuj muaj lub zog zoo, muaj lub zog zoo tensile, thiab yog tus nqi tau zoo rau siab ntau lawm. Txawm li cas los xij, nws tsis yog cuam tshuam lossis tshuaj tiv thaiv ua polycarbonate (PC).
Yog tias koj qhov project xav tau cov khoom muaj zog dua, lub PC muaj zog dua PMMA thiab muaj qhov kev xaiv zoo tshaj plaws rau cov lo ntsiab muag thiab cov ntawv cim hluav taws xob. PC tseem tuaj yeem khoov duav thiab tsim ntawm chav tsev kub tsis muaj tawg. Qhov no muaj txiaj ntsig zoo rau kev tiv thaiv vim tias nws tsis tas yuav tsum tau siv cov cuab yeej pwm rau daim ntawv. PC yog kim dua li acrylic, thiab ntev raug rau cov dej kub tuaj yeem tso cov tshuaj tsis zoo, yog li nws tsis tau raws li cov qauv kev nyab xeeb zaub mov. Vim nws cov kev cuam tshuam thiab kos tiv thaiv, PC yog qhov zoo rau ntau cov ntawv thov. Ntawm lub hnub qub sai sai, peb siv cov khoom siv no los ua cov tsev rau Muller cov kev lag luam kev lag luam kev coj ua haujlwm. Ib feem yog cnc machined los ntawm cov khoom ruaj khov ntawm lub PC; Txij li thaum nws yuav tsum tau muab cov pob tshab kiag li, nws tau hais los ntawm txhais tes thiab ua kom polished.
Qhov no tsuas yog ib qho luv luv ntawm qee cov kev siv ziab khaub ncaws uas nquag siv. Feem ntau ntawm cov no tuaj yeem hloov kho nrog cov iav sib txawv, UV Stabilizers, roj ci lossis lwm yam Resins kom ua tiav qee qhov kev qhia tshwj xeeb.
Gordon Stiles yog tus tsim thiab tus thawj tswj hwm ntawm lub hnub qub sai sai, kev tiv thaiv sai sai, tuam txhab kev lag luam sai thiab cov khoom lag luam tsis tshua muaj. Raws li nws lub keeb kwm yav dhau los, Stiles pom lub hnub qub sai sai nyob rau xyoo 2005 thiab hauv nws cov thawj coj lub tuam txhab tau loj hlob mus rau 250 tus neeg ua haujlwm. Lub Hnub Qub Kev Ua Haujlwm sai sai ntawm pab pawg ntawm engerners thiab technician uas sib xyaw ua ke thiab cnc ntau yam machisent thiab cov qauv zoo. Ua ntej koom nrog lub hnub qub sai sai, cov qauv muaj thiab cov qauv siv RPD, UK's loj tshaj plaws prototyping thiab kev muag khoom rau Arrk Tebchaws Europe hauv 2000.
Lub Sijhawm Post: Apr-19-2023