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  • 好(hao)的(de)(de),這是一份關于 BMC 制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)定(ding)(ding)(ding)(ding)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)流程(cheng)的(de)(de)說明,字數控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在要(yao)求范(fan)圍內: BMC 制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)定(ding)(ding)(ding)(ding)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)流程(cheng)詳(xiang)解(jie)BMC(團狀模(mo)(mo)(mo)(mo)塑(su)料(liao)(liao))是一種熱(re)固性(xing)(xing)(xing)復合(he)材料(liao)(liao),因其(qi)(qi)優(you)異(yi)的(de)(de)尺(chi)寸穩定(ding)(ding)(ding)(ding)性(xing)(xing)(xing)、電(dian)(dian)(dian)氣性(xing)(xing)(xing)能(neng)、耐(nai)(nai)熱(re)性(xing)(xing)(xing)、阻燃(ran)性(xing)(xing)(xing)和(he)(he)(he)設(she)計(ji)(ji)自(zi)由度(du)(du),被廣泛(fan)應用(yong)(yong)于汽車、電(dian)(dian)(dian)器、電(dian)(dian)(dian)工(gong)(gong)、衛(wei)浴、工(gong)(gong)業(ye)部件(jian)等(deng)(deng)領域(yu)。定(ding)(ding)(ding)(ding)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi) BMC 制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)需要(yao)經(jing)過(guo)(guo)以(yi)(yi)(yi)下關鍵步驟:1. 需求分(fen)析(xi)與(yu)(yu)(yu)(yu)設(she)計(ji)(ji)確(que)認: * 明確(que)用(yong)(yong)途(tu): 清晰定(ding)(ding)(ding)(ding)義零(ling)(ling)件(jian)的(de)(de)終應用(yong)(yong)場景、功(gong)能(neng)要(yao)求(如(ru)承(cheng)載、絕(jue)緣(yuan)、耐(nai)(nai)溫(wen)(wen)等(deng)(deng)級(ji)、阻燃(ran)等(deng)(deng)級(ji) UL94 V-0/V-1/V-2 等(deng)(deng))、使(shi)用(yong)(yong)環(huan)境(溫(wen)(wen)度(du)(du)、濕(shi)度(du)(du)、化(hua)(hua)學接觸等(deng)(deng))。 * 詳(xiang)細(xi)(xi)設(she)計(ji)(ji): 提供的(de)(de) 2D 圖紙或 3D 模(mo)(mo)(mo)(mo)型(xing)(xing)(STEP/IGES 格式(shi))。設(she)計(ji)(ji)需考慮 BMC 的(de)(de)成(cheng)型(xing)(xing)特(te)性(xing)(xing)(xing): * 脫模(mo)(mo)(mo)(mo)斜度(du)(du): 通常(chang)需要(yao) 1° - 3° 的(de)(de)脫模(mo)(mo)(mo)(mo)斜度(du)(du)以(yi)(yi)(yi)確(que)保(bao)(bao)順(shun)利(li)脫模(mo)(mo)(mo)(mo)。 * 壁(bi)厚(hou)均勻: 避免過(guo)(guo)厚(hou)區(qu)域(yu)導致(zhi)(zhi)縮痕,過(guo)(guo)薄(bo)區(qu)域(yu)強度(du)(du)不足(zu),推薦壁(bi)厚(hou) 1.5mm - 6mm。 * 加(jia)強筋(jin)與(yu)(yu)(yu)(yu)圓角(jiao): 合(he)理(li)設(she)計(ji)(ji)加(jia)強筋(jin)提高(gao)(gao)強度(du)(du),圓角(jiao)避免應力集中。 * 嵌件(jian)需求: 明確(que)金屬嵌件(jian)(如(ru)螺(luo)母、螺(luo)柱)的(de)(de)材質(zhi)、尺(chi)寸、位置及埋(mai)入方(fang)(fang)式(shi)。 * 外觀與(yu)(yu)(yu)(yu)公差(cha)(cha): 確(que)定(ding)(ding)(ding)(ding)表(biao)面(mian)光潔度(du)(du)要(yao)求(如(ru) A 級(ji)表(biao)面(mian)、麻面(mian))、??色(se)(標(biao)準色(se)或定(ding)(ding)(ding)(ding)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)色(se))以(yi)(yi)(yi)及關鍵尺(chi)寸的(de)(de)公差(cha)(cha)范(fan)圍。2. 材料(liao)(liao)選(xuan)擇與(yu)(yu)(yu)(yu)配(pei)(pei)方(fang)(fang)定(ding)(ding)(ding)(ding)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi): * BMC 由不飽和(he)(he)(he)聚酯樹(shu)脂(zhi)、低(di)(di)收縮添(tian)(tian)加(jia)劑、填(tian)料(liao)(liao)(如(ru)碳酸鈣、氫氧(yang)化(hua)(hua)鋁(lv))、增(zeng)強纖(xian)維(通常(chang)是短切(qie)玻璃纖(xian)維)、顏料(liao)(liao)和(he)(he)(he)助劑組成(cheng)。 * 根(gen)據應用(yong)(yong)需求選(xuan)擇或定(ding)(ding)(ding)(ding)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)配(pei)(pei)方(fang)(fang): * 機(ji)(ji)械強度(du)(du): 調(diao)整玻璃纖(xian)維含量(liang)(liang)(liang)(通常(chang) 15% - 30%)和(he)(he)(he)長(chang)度(du)(du)。 * 耐(nai)(nai)熱(re)性(xing)(xing)(xing): 選(xuan)用(yong)(yong)特(te)定(ding)(ding)(ding)(ding)樹(shu)脂(zhi)體系(xi)(如(ru)鄰(lin)苯、間(jian)苯、乙(yi)烯基酯)。 * 阻燃(ran)性(xing)(xing)(xing): 添(tian)(tian)加(jia)氫氧(yang)化(hua)(hua)鋁(lv)等(deng)(deng)阻燃(ran)填(tian)料(liao)(liao),滿足(zu) UL94 V-0 等(deng)(deng)標(biao)準。 * 耐(nai)(nai)電(dian)(dian)(dian)弧/電(dian)(dian)(dian)痕: 特(te)殊配(pei)(pei)方(fang)(fang)設(she)計(ji)(ji)。 * 顏色(se): 使(shi)用(yong)(yong)耐(nai)(nai)候性(xing)(xing)(xing)顏料(liao)(liao)進(jin)(jin)(jin)行(xing)配(pei)(pei)色(se)。 * 低(di)(di)收縮/零(ling)(ling)收縮: 優(you)化(hua)(hua)低(di)(di)收縮添(tian)(tian)加(jia)劑體系(xi)以(yi)(yi)(yi)滿足(zu)尺(chi)寸精(jing)度(du)(du)和(he)(he)(he)表(biao)面(mian)要(yao)求。3. 模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)設(she)計(ji)(ji)與(yu)(yu)(yu)(yu)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)造(zao): * 模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)設(she)計(ji)(ji): 基于確(que)認的(de)(de) 3D 模(mo)(mo)(mo)(mo)型(xing)(xing)設(she)計(ji)(ji)成(cheng)型(xing)(xing)模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(通常(chang)為鋼(gang)模(mo)(mo)(mo)(mo)或鋁(lv)模(mo)(mo)(mo)(mo))。設(she)計(ji)(ji)需考慮: * 分(fen)型(xing)(xing)面(mian)位置。 * 澆口(主流道(dao)、分(fen)流道(dao))和(he)(he)(he)排氣系(xi)統設(she)計(ji)(ji)。 * 頂出機(ji)(ji)構(頂針、推板)。 * 加(jia)熱(re)/冷卻系(xi)統。 * 嵌件(jian)定(ding)(ding)(ding)(ding)位裝(zhuang)置。 * 模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)材料(liao)(liao): 大批(pi)量(liang)(liang)(liang)生(sheng)產(chan)(chan)用(yong)(yong)模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)鋼(gang)(如(ru) P20, H13),保(bao)(bao)證(zheng)壽命和(he)(he)(he)精(jing)度(du)(du);小批(pi)量(liang)(liang)(liang)或原型(xing)(xing)可用(yong)(yong)鋁(lv)合(he)金降低(di)(di)成(cheng)本(ben)。 * 模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)加(jia)工(gong)(gong): CNC 精(jing)密加(jia)工(gong)(gong)、熱(re)處理(li)、拋(pao)光(尤其(qi)(qi)對(dui)(dui) A 級(ji)表(biao)面(mian)要(yao)求區(qu)域(yu))。4. 試(shi)模(mo)(mo)(mo)(mo)與(yu)(yu)(yu)(yu)工(gong)(gong)藝(yi)優(you)化(hua)(hua): * 首(shou)件(jian)試(shi)模(mo)(mo)(mo)(mo): 使(shi)用(yong)(yong)新模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)和(he)(he)(he)選(xuan)定(ding)(ding)(ding)(ding)材料(liao)(liao)進(jin)(jin)(jin)行(xing)壓制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)成(cheng)型(xing)(xing)(溫(wen)(wen)度(du)(du)、壓力、保(bao)(bao)壓時(shi)間(jian)、合(he)模(mo)(mo)(mo)(mo)速度(du)(du)是關鍵參數)。 * 樣品(pin)評估: 檢(jian)查首(shou)件(jian)樣品(pin)的(de)(de)尺(chi)寸精(jing)度(du)(du)、外觀質(zhi)量(liang)(liang)(liang)(飛邊(bian)、缺料(liao)(liao)、氣泡、色(se)差(cha)(cha)、光澤度(du)(du))、內部結構(必要(yao)時(shi)切(qie)片)、機(ji)(ji)械性(xing)(xing)(xing)能(neng)和(he)(he)(he)功(gong)能(neng)測(ce)試(shi)。 * 參數調(diao)整: 根(gen)據樣品(pin)問(wen)題調(diao)整成(cheng)型(xing)(xing)工(gong)(gong)藝(yi)參數(溫(wen)(wen)度(du)(du)、壓力、時(shi)間(jian)、加(jia)料(liao)(liao)量(liang)(liang)(liang)等(deng)(deng))或微(wei)(wei)調(diao)模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(如(ru)排氣、澆口)。 * 材料(liao)(liao)微(wei)(wei)調(diao): 如(ru)有必要(yao),對(dui)(dui)配(pei)(pei)方(fang)(fang)進(jin)(jin)(jin)行(xing)小范(fan)圍優(you)化(hua)(hua)。 * 小批(pi)量(liang)(liang)(liang)試(shi)產(chan)(chan): 確(que)認工(gong)(gong)藝(yi)穩定(ding)(ding)(ding)(ding)性(xing)(xing)(xing)和(he)(he)(he)一致(zhi)(zhi)性(xing)(xing)(xing)。5. 批(pi)量(liang)(liang)(liang)生(sheng)產(chan)(chan)與(yu)(yu)(yu)(yu)質(zhi)量(liang)(liang)(liang)控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi): * 正式(shi)投產(chan)(chan): 按照優(you)化(hua)(hua)的(de)(de)工(gong)(gong)藝(yi)參數進(jin)(jin)(jin)行(xing)連續(xu)生(sheng)產(chan)(chan)。 * 過(guo)(guo)程(cheng)控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi): 嚴格控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)原材料(liao)(liao)批(pi)次一致(zhi)(zhi)性(xing)(xing)(xing)、加(jia)料(liao)(liao)量(liang)(liang)(liang)、工(gong)(gong)藝(yi)參數(溫(wen)(wen)度(du)(du)、壓力、時(shi)間(jian)監控(kong))、模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)溫(wen)(wen)度(du)(du)。 * 成(cheng)品(pin)檢(jian)驗(yan): 執行(xing)嚴格的(de)(de)出廠檢(jian)驗(yan),包(bao)括: * 外觀全(quan)檢(jian)(目視)。 * 關鍵尺(chi)寸抽(chou)檢(jian)(使(shi)用(yong)(yong)卡(ka)尺(chi)、投影儀、CMM 等(deng)(deng))。 * 功(gong)能(neng)性(xing)(xing)(xing)抽(chou)檢(jian)(如(ru)裝(zhuang)配(pei)(pei)測(ce)試(shi)、電(dian)(dian)(dian)氣測(ce)試(shi))。 * 定(ding)(ding)(ding)(ding)期(qi)性(xing)(xing)(xing)能(neng)測(ce)試(shi)(如(ru)阻燃(ran)性(xing)(xing)(xing)、機(ji)(ji)械強度(du)(du))。 * 包(bao)裝(zhuang)與(yu)(yu)(yu)(yu)交付: 根(gen)據客(ke)戶要(yao)求進(jin)(jin)(jin)行(xing)防護包(bao)裝(zhuang)。關鍵成(cheng)功(gong)因素:* 前期(qi)溝通: 客(ke)戶與(yu)(yu)(yu)(yu)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)造(zao)商深入溝通需求細(xi)(xi)節至關重要(yao),避免后期(qi)返工(gong)(gong)。* 模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)投入: 模(mo)(mo)(mo)(mo)具(ju)(ju)(ju)成(cheng)本(ben)較高(gao)(gao),但決定(ding)(ding)(ding)(ding)產(chan)(chan)品(pin)質(zhi)量(liang)(liang)(liang)和(he)(he)(he)?剩韜俠砉婊?/p>* 工(gong)(gong)藝(yi)穩定(ding)(ding)(ding)(ding)性(xing)(xing)(xing): BMC 壓制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)工(gong)(gong)藝(yi)對(dui)(dui)參數敏感(gan),穩定(ding)(ding)(ding)(ding)的(de)(de)設(she)備和(he)(he)(he)熟練的(de)(de)操作是保(bao)(bao)證(zheng)良品(pin)率(lv)的(de)(de)基礎。* 材料(liao)(liao)一致(zhi)(zhi)性(xing)(xing)(xing): 確(que)保(bao)(bao)每批(pi) BMC 原料(liao)(liao)的(de)(de)穩定(ding)(ding)(ding)(ding)性(xing)(xing)(xing)。通過(guo)(guo)遵(zun)循以(yi)(yi)(yi)程(cheng),并與(yu)(yu)(yu)(yu)經(jing)驗(yan)豐富的(de)(de) BMC 制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)??制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)造(zao)商緊密合(he)作,可以(yi)(yi)(yi)、高(gao)(gao)質(zhi)量(liang)(liang)(liang)地完成(cheng)定(ding)(ding)(ding)(ding)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)需求。

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