国产精品久久亚洲,www.999riav,久久久久久的老女人,美女av.com

iimveliso

I-investment casting, ekwabizwa ngokuba yi-wax-loss casting, yi-wax yokubumba eyenziwe nge-wax ukuze iphoswe kwiinxalenye, kwaye ukungunda kwe-wax kuqatywe ngodaka, okuyi-mold yodaka. Emva kokumisa isikhunta sodongwe, nyibilikisa i-wax yangaphakathi emanzini ashushu. Ukubumba ngodongwe lokubumba iwax enyibilikisiweyo kuyakhutshelwa ngaphandle kwaye kugcadiswe kwimbumba yodongwe. Yakhe yosiwe. Ngokuqhelekileyo, xa usenza iimbumba zodaka, isango lishiywe, kwaye ke isinyithi esityhidiweyo sigalelwa esangweni. Emva kokupholisa, iinxalenye zetsimbi ezifunekayo zenziwe.

11

Izizukulwana ezidlulileyo zotyalo-mali:

Amagama aphambili: kuthatha ixesha kwaye kuyabiza

Utyalo mali lukwabizwa ngokuba yi-wax loss casting. Indlela yokulahleka kwe-wax e-China yavela kwiXesha leNtwasahlobo nasekwindla kwaye inembali ende.

Ilahleko yokuphosa i-wax yipatheni eyenziwe nge-wax ukuze iphoswe kwiindawo, kwaye ke ipateni ye-wax iqatywe ngodaka, eyipatheni yodaka. Emva kokumisa isikhunta sodongwe, nyibilikisa i-wax yangaphakathi emanzini ashushu. Ukubumba ngodongwe lokubumba iwax enyibilikisiweyo kuyakhutshelwa ngaphandle kwaye kugcadiswe kwimbumba yodongwe.

Amanyathelo otyalo-mali olusa kwiprinta ye-3D aziswa ngezantsi.

Amanyathelo asibhozo otyalo-mali loshicilelo lwe-3D:

1. CAD Modelling, 3D Printing Lost Foam

Iifayile zedijithali zemodeli etyhidiweyo yokutyhidiza ziyilwe ngokusebenzisa isoftware yeCAD, kwaye emva koko ithunyelwe ngaphandle kwifomathi ye-STL kwaye iprintwe ngokusebenzisa umshicileli we-3D (iteknoloji ye-SLA iyacetyiswa kwiprinta ye-3D). Inkqubo yoshicilelo idla ngokuthatha iiyure ezimbalwa kuphela.

?

2. Khangela ukuba akukho mingxunya na kwimodeli etyhidiweyo.

Ukupholishwa komphezulu kunye nomnye umsebenzi we-post-processing wenziwa kwimodeli eprintiweyo ye-3D ukususa i-lamination yomhlaba. Emva koko jonga ngokucophelela ukuba ngaba imodeli inazo naziphi na izikroba okanye iintanda.

3. Ukwaleka umphezulu

Xa imodeli ithunyelwa kwi-Foundry, umphezulu wemodeli uhlanganiswe kuqala nge-ceramics slurry. Uluhlu lwe-slurry kufuneka ludibaniswe ngokusondeleyo kunye nemodeli yokuphosa utyalo-mali, kwaye umgangatho womgangatho wokuqala we-slurry uya kuchaphazela ngokuthe ngqo umgangatho womhlaba wokuphosa kokugqibela.

4. Ukugqobhoza

Emva kokuba i-ceramics slurry ifakwe, uluhlu lwangaphandle lwe-ceramics slurry yintlabathi ye-viscous. Emva kokumisa, phinda amanyathelo okugcoba i-slurry kunye nokunamathela kwisanti kuze kube yilapho igobolondo ifikelela kubukhulu obufunwayo.

5. Ukuqhotsa kunye nokucoca

Xa iqokobhe lomile, lifakwa kwiziko kwaye litshiswe de yonke imifuziselo yokunyibilika ngaphakathi itshiswe icocekile. Ngeli xesha, igobolondo iya kuba yi-ceramics iyonke ngenxa yokufudumeza. Emva kokususwa kwesithando somlilo, indawo yangaphakathi yesithando somlilo kufuneka ihlambuluke ngokucokisekileyo ngokuhlamba, emva koko yomiswe kwaye ifakwe ngaphambili.

6. Ukuphosa

?

Ngokulahla, uxinzelelo, ukufunxa ngevacuum kunye ne-centrifugal force, isinyithi esinyibilikisiweyo solwelo sizaliswa ngeqokobhe elingenanto kwaye emva koko sipholiswe.

7. Ukwenza imodeli

Emva kokuba isinyithi se-liquid sipholile ngokupheleleyo kwaye senziwe, igobolondo ye-ceramic ngaphandle kwesinyithi ihlanjululwa yi-vibration yomatshini, ukucocwa kweekhemikhali okanye ukugungxulwa kwamanzi.

8. Emva kokulungiswa

Ukuchaneka komda, ukuxinana kunye nezinye iimpawu zemishini yeemodeli zetsimbi nazo zinokulinganiswa ngonyango lomphezulu okanye ukwenziwa komatshini.

Umshicileli we-SLA 3D we-SHDM unokusetyenziselwa ukwenza iimbumba zeplastiki ngokusebenzisa i-fusible kunye nezixhobo eziphezulu zokumelana nokushisa. Kufanelekile kakhulu ukuphosa iinxalenye ngendlela yokulahleka kwe-wax.

Emva kokuba ukuprintwa kwe-mold yeplastiki kugqityiwe, amaqhekeza e-powder aseleyo aya kususwa, kwaye emva koko ukungena kwe-wax kuya kusetyenziswa ukuqinisekisa ukuba i-mold yeplastiki ivaliwe kwaye ihlambulukile ukuphucula umgangatho weengxenye zokuphosa utyalo-mali.

Inkqubo yonyango elandelayo iyafana nendlela yokuvelisa yendabuko: okokuqala, i-ceramic coating ifakwe phezu kwendawo yokubumba yeplastiki, kwaye emva koko ifakwe kwi-oven.

Xa ubushushu budlula i-700 C, ukungunda kweplastiki kutshisa ngokupheleleyo ngaphandle kwentsalela, ekwayimvelaphi yegama lendlela yokulahleka kwe-wax.

Ushicilelo lwe-3D lunokuqonda uyilo oluntsonkothileyo, kwaye lwenza utyalo-mali olubunjiweyo ngokukhawuleza, ngokulula nangoqoqosho. Isetyenziswa kakhulu kwiimoto, ubucwebe, ukwenza oomatshini kunye namanye amashishini.


Ixesha lokuposa: Aug-22-2019
少妇人妻偷人的真实视频在线| 欧洲日韩一级视频| 五月丁香色婷婷激情五月深爱五月| 国外一级性爱网站| 亚洲丰满熟妇XXXX性久久久| 色呦网站| 在亚洲啪啪啪| 国内三级片久久久久福利| 国久激情久久| 亚洲午夜一区二区电影院| 欧美情趣一区二区三区| 好吊看视频之这里有| 日本一道免费一区二区| 清新县| 大地蜜臀无码不卡一区| 日本一不卡,二不卡,| 麻豆激情视频免费看| 欧美 日韩 国产 啄木鸟| 自拍偷拍三三区| 日本三级韩国三级一区| 精品福利99| 日韩免费一区二三| 开心激情站久久| 亚洲欧美一区二区三区乱AI换脸| 日韩欧美黄色网页在线观看| 成人大香蕉 在线视频| 日本成人毛片黄色毛片| 久久欧美三级片| 福利在线成人| 视频库| 亚洲色婷婷网| 大香蕉大型成人网| 亚洲天堂在线播放一区不卡| 一区二区www高清www乱码| 久久久久综合激| www.jiujiu91| 色哟哟网站亚洲| 亚洲日韩欧美精品不卡乱码| 91青青凹凸| 欧美毛片母乳| 精品精品国国91|