耐磨尼龍板注入成型務必考慮到的七個要素

注(zhu)塑(su)(su)(su)(su)(su)成(cheng)(cheng)(cheng)型(xing)(xing)設置要(yao)考(kao)慮(lv)到收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)、流(liu)通性(xing)(xing)(xing)(xing)(xing)、晶(jing)形、熱(re)(re)(re)(re)(re)敏性(xing)(xing)(xing)(xing)(xing)尼(ni)龍板(ban)(ban)(ban)及(ji)(ji)(ji)(ji)易水解反應耐(nai)磨尼(ni)龍板(ban)(ban)(ban)、地應力(li)(li)裂開及(ji)(ji)(ji)(ji)溶體(ti)裂開、熱(re)(re)(re)(re)(re)特(te)性(xing)(xing)(xing)(xing)(xing)及(ji)(ji)(ji)(ji)制冷(leng)速(su)率(lv)(lv)、吸(xi)水性(xing)(xing)(xing)(xing)(xing)等七(qi)個要(yao)素(su)。01收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)（1）耐(nai)磨尼(ni)龍板(ban)(ban)(ban)種類(lei)熱(re)(re)(re)(re)(re)固(gu)(gu)性(xing)(xing)(xing)(xing)(xing)尼(ni)龍板(ban)(ban)(ban)成(cheng)(cheng)(cheng)型(xing)(xing)全(quan)過(guo)程中因(yin)為(wei)存有(you)結(jie)晶(jing)體(ti)化產(chan)(chan)生的(de)(de)(de)(de)(de)(de)(de)容積轉變 、熱(re)(re)(re)(re)(re)應力(li)(li)強、鎖定(ding)在塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)內(nei)的(de)(de)(de)(de)(de)(de)(de)內(nei)應力(li)(li)大(da)(da)(da)、分子結(jie)構趨向(xiang)性(xing)(xing)(xing)(xing)(xing)好等要(yao)素(su)，因(yin)而與(yu)熱(re)(re)(re)(re)(re)固(gu)(gu)性(xing)(xing)(xing)(xing)(xing)塑(su)(su)(su)(su)(su)料(liao)(liao)尼(ni)龍板(ban)(ban)(ban)對(dui)比其收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)很大(da)(da)(da)、收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)范疇寬、方(fang)(fang)(fang)(fang)(fang)向(xiang)性(xing)(xing)(xing)(xing)(xing)顯著(zhu)，此(ci)外成(cheng)(cheng)(cheng)型(xing)(xing)后的(de)(de)(de)(de)(de)(de)(de)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)、淬火(huo)或轉輪除(chu)濕(shi)解決后的(de)(de)(de)(de)(de)(de)(de)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)一般(ban)(ban)也(ye)都比熱(re)(re)(re)(re)(re)固(gu)(gu)性(xing)(xing)(xing)(xing)(xing)塑(su)(su)(su)(su)(su)料(liao)(liao)耐(nai)磨尼(ni)龍板(ban)(ban)(ban)大(da)(da)(da)。（2）塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)特(te)點(dian)(dian)成(cheng)(cheng)(cheng)型(xing)(xing)時(shi)(shi)(shi)(shi)熔(rong)(rong)化料(liao)(liao)與(yu)凹模(mo)(mo)表(biao)(biao)層(ceng)觸碰表(biao)(biao)層(ceng)馬上制冷(leng)產(chan)(chan)生密(mi)(mi)(mi)度(du)低的(de)(de)(de)(de)(de)(de)(de)固(gu)(gu)體(ti)機殼(ke)。因(yin)為(wei)耐(nai)磨尼(ni)龍板(ban)(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)傳熱(re)(re)(re)(re)(re)性(xing)(xing)(xing)(xing)(xing)差(cha)，使塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)里層(ceng)遲緩(huan)制冷(leng)而產(chan)(chan)生收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)大(da)(da)(da)的(de)(de)(de)(de)(de)(de)(de)密(mi)(mi)(mi)度(du)高的(de)(de)(de)(de)(de)(de)(de)固(gu)(gu)體(ti)層(ceng)。因(yin)此(ci) 壁厚(hou)(hou)、制冷(leng)慢、密(mi)(mi)(mi)度(du)高的(de)(de)(de)(de)(de)(de)(de)層(ceng)厚(hou)(hou)的(de)(de)(de)(de)(de)(de)(de)則收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)大(da)(da)(da)。此(ci)外，有(you)沒(mei)有(you)鑲(xiang)(xiang)件(jian)(jian)(jian)(jian)及(ji)(ji)(ji)(ji)鑲(xiang)(xiang)件(jian)(jian)(jian)(jian)合(he)理布局、總數都立即危(wei)(wei)害料(liao)(liao)流(liu)方(fang)(fang)(fang)(fang)(fang)位(wei)，相對(dui)密(mi)(mi)(mi)度(du)遍(bian)布及(ji)(ji)(ji)(ji)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)摩擦阻力(li)(li)尺(chi)寸(cun)等，因(yin)此(ci) 塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)特(te)點(dian)(dian)對(dui)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)尺(chi)寸(cun)、方(fang)(fang)(fang)(fang)(fang)向(xiang)性(xing)(xing)(xing)(xing)(xing)危(wei)(wei)害很大(da)(da)(da)。（3） 入(ru)(ru)料(liao)(liao)口(kou)(kou)方(fang)(fang)(fang)(fang)(fang)式(shi)(shi)、規格、遍(bian)布這種要(yao)素(su)立即危(wei)(wei)害料(liao)(liao)流(liu)方(fang)(fang)(fang)(fang)(fang)位(wei)、相對(dui)密(mi)(mi)(mi)度(du)遍(bian)布、保(bao)壓(ya)金(jin)屬型(xing)(xing)鑄功效及(ji)(ji)(ji)(ji)成(cheng)(cheng)(cheng)型(xing)(xing)時(shi)(shi)(shi)(shi)間(jian)。立即入(ru)(ru)料(liao)(liao)口(kou)(kou)、入(ru)(ru)料(liao)(liao)口(kou)(kou)橫截面(mian)大(da)(da)(da)（特(te)別(bie)是(shi)在橫截面(mian)偏厚(hou)(hou)的(de)(de)(de)(de)(de)(de)(de)）則收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)小(xiao)但方(fang)(fang)(fang)(fang)(fang)向(xiang)性(xing)(xing)(xing)(xing)(xing)大(da)(da)(da)，入(ru)(ru)料(liao)(liao)口(kou)(kou)寬及(ji)(ji)(ji)(ji)長(chang)短短的(de)(de)(de)(de)(de)(de)(de)則方(fang)(fang)(fang)(fang)(fang)向(xiang)性(xing)(xing)(xing)(xing)(xing)小(xiao)。距入(ru)(ru)料(liao)(liao)口(kou)(kou)近的(de)(de)(de)(de)(de)(de)(de)或與(yu)料(liao)(liao)流(liu)方(fang)(fang)(fang)(fang)(fang)位(wei)平行面(mian)的(de)(de)(de)(de)(de)(de)(de)則收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)大(da)(da)(da)。（4）成(cheng)(cheng)(cheng)型(xing)(xing)標(biao)準(zhun)模(mo)(mo)貝溫度(du)高，熔(rong)(rong)化料(liao)(liao)制冷(leng)慢、相對(dui)密(mi)(mi)(mi)度(du)高、收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)大(da)(da)(da)，特(te)別(bie)是(shi)在對(dui)結(jie)晶(jing)體(ti)料(liao)(liao)則因(yin)晶(jing)粒大(da)(da)(da)小(xiao)高，容積轉變 大(da)(da)(da)，故收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)更(geng)高。模(mo)(mo)溫遍(bian)布與(yu)塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)內(nei)外制冷(leng)及(ji)(ji)(ji)(ji)相對(dui)密(mi)(mi)(mi)度(du)勻稱(cheng)性(xing)(xing)(xing)(xing)(xing)也(ye)相關，立即危(wei)(wei)害到各一部分收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)量尺(chi)寸(cun)及(ji)(ji)(ji)(ji)方(fang)(fang)(fang)(fang)(fang)向(xiang)性(xing)(xing)(xing)(xing)(xing)。此(ci)外，維持工(gong)(gong)作壓(ya)力(li)(li)及(ji)(ji)(ji)(ji)時(shi)(shi)(shi)(shi)間(jian)對(dui)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)也(ye)危(wei)(wei)害很大(da)(da)(da)，壓(ya)力(li)(li)太(tai)大(da)(da)(da)、時(shi)(shi)(shi)(shi)間(jian)長(chang)的(de)(de)(de)(de)(de)(de)(de)則收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)小(xiao)但方(fang)(fang)(fang)(fang)(fang)向(xiang)性(xing)(xing)(xing)(xing)(xing)大(da)(da)(da)。注(zhu)塑(su)(su)(su)(su)(su)加(jia)工(gong)(gong)工(gong)(gong)作壓(ya)力(li)(li)高，熔(rong)(rong)化料(liao)(liao)黏度(du)差(cha)小(xiao)，固(gu)(gu)層(ceng)剪應力(li)(li)小(xiao)，出(chu)模(mo)(mo)后延展(zhan)性(xing)(xing)(xing)(xing)(xing)回跳大(da)(da)(da)，故收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)也(ye)可(ke)適當的(de)(de)(de)(de)(de)(de)(de)減少，料(liao)(liao)溫高、收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)大(da)(da)(da)，但方(fang)(fang)(fang)(fang)(fang)向(xiang)性(xing)(xing)(xing)(xing)(xing)小(xiao)。因(yin)而在成(cheng)(cheng)(cheng)型(xing)(xing)時(shi)(shi)(shi)(shi)調(diao)(diao)(diao)節(jie)模(mo)(mo)溫、工(gong)(gong)作壓(ya)力(li)(li)、注(zhu)塑(su)(su)(su)(su)(su)加(jia)工(gong)(gong)速(su)率(lv)(lv)及(ji)(ji)(ji)(ji)制冷(leng)時(shi)(shi)(shi)(shi)間(jian)等諸要(yao)素(su)也(ye)可(ke)適度(du)更(geng)改塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)狀況(kuang)。沖壓(ya)模(mo)(mo)具(ju)時(shi)(shi)(shi)(shi)依據(ju)各種各樣(yang)耐(nai)磨尼(ni)龍板(ban)(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)范疇，塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)壁厚(hou)(hou)、樣(yang)子，入(ru)(ru)料(liao)(liao)口(kou)(kou)方(fang)(fang)(fang)(fang)(fang)式(shi)(shi)規格及(ji)(ji)(ji)(ji)遍(bian)布狀況(kuang)，按工(gong)(gong)作經(jing)驗明(ming)確(que)(que)塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)各位(wei)置的(de)(de)(de)(de)(de)(de)(de)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)，再說測算(suan)凹模(mo)(mo)規格。對(dui)高精密(mi)(mi)(mi)塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)及(ji)(ji)(ji)(ji)無(wu)法把握收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)時(shi)(shi)(shi)(shi)，一般(ban)(ban)宜用以下方(fang)(fang)(fang)(fang)(fang)式(shi)(shi)開展(zhan)調(diao)(diao)(diao)節(jie)：①對(dui)塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)直徑取較小(xiao)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)，內(nei)徑取很大(da)(da)(da)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)率(lv)(lv)，以留出(chu)試件(jian)(jian)(jian)(jian)后調(diao)(diao)(diao)整(zheng)的(de)(de)(de)(de)(de)(de)(de)空間(jian)；②試件(jian)(jian)(jian)(jian)明(ming)確(que)(que)澆筑(zhu) 系統軟件(jian)(jian)(jian)(jian)方(fang)(fang)(fang)(fang)(fang)式(shi)(shi)、規格及(ji)(ji)(ji)(ji)成(cheng)(cheng)(cheng)型(xing)(xing)標(biao)準(zhun)；③要(yao)后處理工(gong)(gong)藝的(de)(de)(de)(de)(de)(de)(de)塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)經(jing)后處理工(gong)(gong)藝明(ming)確(que)(que)規格轉變 狀況(kuang)（測量時(shi)(shi)(shi)(shi)務(wu)必在出(chu)模(mo)(mo)后24小(xiao)時(shi)(shi)(shi)(shi)之后）；④按具(ju)體(ti)收(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)狀況(kuang)調(diao)(diao)(diao)整(zheng)模(mo)(mo)貝。02流(liu)通性(xing)(xing)(xing)(xing)(xing)熱(re)(re)(re)(re)(re)固(gu)(gu)性(xing)(xing)(xing)(xing)(xing)耐(nai)磨尼(ni)龍板(ban)(ban)(ban)流(liu)通性(xing)(xing)(xing)(xing)(xing)尺(chi)寸(cun)，一般(ban)(ban)可(ke)從含量尺(chi)寸(cun)、熔(rong)(rong)指、阿基米德渦狀線流(liu)動性(xing)(xing)(xing)(xing)(xing)長(chang)短、主(zhu)要(yao)表(biao)(biao)現黏度(du)及(ji)(ji)(ji)(ji)流(liu)動比（步驟長(chang)短/塑(su)(su)(su)(su)(su)件(jian)(jian)(jian)(jian)壁厚(hou)(hou)）等一系列(lie)指數值(zhi)開展(zhan)剖析。