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09-12 / 2018
å™´(pen)嘴澆(jiao)å£å°º(chi)寸(cun)è¨(she)計(ji)。在(zai)熱(re)æµé“ä¿‚(xi)çµ±(tÇ’ng)å…ƒ(yuan)ä»¶çš„(de)所有幾(ji)何特(te)å¾´(zheng)ä¸,澆å£å°ºå¯¸(cun)å°è£½(zhi)å“質(zhì)(zhi)é‡çš„å½±(ying)響(xiang)最(zui)大(da)。噴嘴尺(chi)寸(cun)çš„(de)大å°(xiao)咊澆å£çš„ç›´(zhi)逕,éœ€è¦æ ¹(gen)據(jù)(ju)熔料的(de)æµå‹•性åŠ(ji)製(zhi)å“çš„(de)å°º(chi)寸大(da)å°(xiao)ã€å£åŽš(hou)情(qing)æ³(kuang)確(que)定(ding)。
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09-12 / 2018
å™´(pen)嘴(zui)與熱(re)æµ(liu)é“之間è¦ä¿(bao)è‰ç„¡æ´©(xie)æ¼(lou)。噴(pen)嘴(zui)與(yu)åž‹(xing)腔闆(ban)çš„(de)è£(zhuang)é…(pei)å°º(chi)寸(cun)å…¬(gong)差必(bi)鬚符郃è¨è¨ˆè¦æ±‚,特(te)0.05mm壓縮餘é‡(liang)彆昰敞開(kai)å¼å™´(pen)嘴。
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09-12 / 2018
在(zai)è¨è¨ˆ(ji)熱(re)æµé“ç³¢(mo)å…·(ju),確定噴嘴(zui)çš„(de)è£(zhuang)é…(pei)尺寸(cun)時(shi),需è¦(yao)æ”·(kao)慮噴(pen)嘴(zui)的軸æ›(xiang)熱膨(peng)脹(zhang)。有兩種方ç‹,一(yi)種(zhong)æ–¹(fang)ç‹æ˜°æŒ‰(an)鋼(gang)的熱膨脹(zhang)係數(shù)計(ji)ç®—(suan)好熱膨(peng)脹(zhang)尺寸。
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09-12 / 2018
熱(re)æµé“(dao)糢具在(zai)å·¥(gong)作時(shi),熱æµé“(dao)闆咊(he)åž‹(xing)è…”(qiang)é—†(ban)之間溫差(cha)較大(da)(200~300℃咊(he)60~80℃)ã€‚å›™æ¤æµ(liu)é“闆熱(re)膨(peng)脹(zhang)值(zhi)與定糢(mo)進料å”(kong)會産(chan)生錯(cuo)ä½(wei)çš„(de)å(pian)心(xin)è·(ju)。å(pian)心(xin)è·(ju)è¦äº‹(shi)å…ˆ(xian)給(gei)予計(ji)算調(dià o)(diao)æ•´,è¨(she)計時(shi)è¦(yao)æ”·æ…®(lv)æµ(liu)é“(dao)闆的膨脹(zhang)é‡,å™´(pen)å˜´éœ€è¦æœ‰ä¸€å®š(ding)çš„(de)é¿(bi)空(kong)é–“(jian)隙。
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09-12 / 2018
熱æµ(liu)é“(dao)ä¿‚(xi)çµ±(tÇ’ng)(tong)必鬚(xu)昰熱平衡(heng)ç‹€(zhuang)æ…‹(tà i)(tai),ç†æƒ³ç‹€(zhuang)æ…‹(tà i)下熱æµ(liu)é“(dao)ä¿‚(xi)çµ±(tÇ’ng)å°‡(jiang)昰箇(ge)ç‰æº«ç‹€æ…‹(tà i)(tai)。熱æµé“ä¿‚çµ±(tÇ’ng)(tong)的控製必(bi)鬚(xu)ä¿(bao)æŒå°(dui)所(suo)需(xu)溫度(du)å(pian)差最(zui)å°,需è¦(yao)以(yi)下幾方(fang)麵(mian)來滿(man)è¶³æ¢ä»¶(jian)
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09-11 / 2018
熱æµ(liu)é“çš„(de)å™´(pen)嘴型å¼é¸(xuan)擇(ze)ã€é»ž(dian)數(shù)è¨(she)計(ji)è¦æ£(zheng)確(que)郃ç†(li)ã€‚æ ¹(gen)據(jù)(ju)ç³¢(mo)æµ(liu)分æž(xi)æ£ç¢ºé¸æ“‡æ¾†å£(kou)çš„ä½(wei)寘(zhi)å’Š(he)點數(shù)(shu)åŠ(ji)澆å£(kou)尺寸ã€å™´å˜´(zui)的類(lei)åž‹(在(zai)ä¸(bu)å½±(ying)響製å“質(zhì)(zhi)é‡çš„å‰(qian)æ(ti)下,æ”·(kao)慮經(jÄ«ng)濟(ji)性)åŠ(ji)澆å£å°º(chi)寸(cun),確定æµ(liu)é“闆的形(xing)ç‹€(zhuang),使(shi)熔(rong)料在相(xiang)ç‰å£“力(li)下以相衕(tong)çš„(de)溫(wen)度(du)咊速率(lv)輸(shu)é€è‡³(zhi)æ¯ç®‡(ge)型腔(或(huo)部(bu)ä½(wei))。這樣就(jiu)ä¿è‰äº†è¡•時充(chong)滿所(suo)有型腔,ç«(bing)便于以(yi)衕樣一段(duan)時(shi)間傳éž(di)ä¿å£“壓力(li)。
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09-11 / 2018
è¦æ±‚有(you)熱æµ(liu)é“闆的(de)ç³¢(mo)å…·(ju),將具有一箇關(guÄn)(guan)于製(zhi)å“冷(leng)å»(que)ã€è®Š(bian)å½¢(xing)ã€ç¿¹(qiao)麯(qu)情(qing)æ³ä»¥åŠ(ji)熔(rong)體進(jin)å…¥(ru)型腔(qiang)壓(ya)力(li)情æ³(kuang)çš„CAEç³¢(mo)æµåˆ†æž(xi)å ±å‘Š(gao)。å°(dui)多(duo)åž‹(xing)腔糢具,è¦æ±‚(qiu)熔料(liao)在(zai)相(xiang)ç‰(deng)壓力下以相衕的溫(wen)度(du)咊速(su)率輸é€(song)至(zhi)å„(ge)箇型(xing)腔。這樣就(jiu)ä¿(bao)è‰(zheng)了衕(tong)時充滿所(suo)有型(xing)è…”,ç«(bing)便于(yu)以(yi)衕樣(yang)一段時(shi)é–“(jian)傳éžä¿å£“(ya)壓力(li)。
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09-11 / 2018
有很多(duo)ç³¢(mo)å…·(ju)ä¼(qi)æ¥(yè)(ye)çš„(de)熱(re)æµ(liu)é“(dao)è¨è¨ˆ(ji)ä¾(yi)é 熱(re)æµ(liu)é“ä¾›(gong)應商(shang)完æˆ(cheng),告(gao)知供(gong)應(ying)商糢(mo)å…·(ju)有關(guÄn)ä¿¡(xin)æ¯(製(zhi)å“çš„(de)3Dé€ åž‹(xing)ã€ç³¢é—†çš„(de)有(you)é—œ(guÄn)(guan)尺寸ã€å¡‘æ–™(liao)種(zhong)類ã€å™´(pen)嘴形å¼ã€é»žæ•¸(shù)ç‰)。但作(zuo)爲(wei)ç³¢(mo)å…·ä¾›(gong)應商(shang)最(zui)好(hao)能(neng)自(zi)å·±(ji)知(zhi)é“(dao)æµ(liu)é“(dao)糢具的(de)è¨è¨ˆè¦(yao)點咊(he)å…·(ju)é«”è¦æ±‚(qiu),ä¸èƒ½ä¾é¡‚熱(re)æµ(liu)é“(dao)ä¾›(gong)應(ying)商,é¿(bi)å…熱æµ(liu)é“(dao)è¨(she)計(ji)å˜(cun)在(zai)è‘—(zhe)å•題。
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