模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)是(shi)工(gong)(gong)(gong)業(ye)生產上用(yong)(yong)以注塑(su)(su)、吹塑(su)(su)、擠(ji)出、壓(ya)(ya)鑄(zhu)或(huo)(huo)(huo)鍛(duan)壓(ya)(ya)成(cheng)(cheng)型、冶煉、沖壓(ya)(ya)等(deng)方(fang)法得(de)到所(suo)需產品(pin)的(de)(de)各種(zhong)模(mo)(mo)(mo)(mo)(mo)子和(he)工(gong)(gong)(gong)具(ju)(ju)(ju)。簡而言之，模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)是(shi)用(yong)(yong)來制(zhi)作(zuo)成(cheng)(cheng)型物(wu)品(pin)的(de)(de)工(gong)(gong)(gong)具(ju)(ju)(ju)，這種(zhong)工(gong)(gong)(gong)具(ju)(ju)(ju)由各種(zhong)零件(jian)構成(cheng)(cheng)，不同的(de)(de)模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)由不同的(de)(de)零件(jian)構成(cheng)(cheng)。它主(zhu)要通過所(suo)成(cheng)(cheng)型材料(liao)物(wu)理(li)狀(zhuang)(zhuang)態(tai)的(de)(de)改變來實現物(wu)品(pin)外形(xing)(xing)(xing)(xing)(xing)的(de)(de)加(jia)工(gong)(gong)(gong)。素有(you)“工(gong)(gong)(gong)業(ye)之母”的(de)(de)稱(cheng)號(hao)。在外力作(zuo)用(yong)(yong)下使坯料(liao)成(cheng)(cheng)為有(you)特定形(xing)(xing)(xing)(xing)(xing)狀(zhuang)(zhuang)和(he)尺寸的(de)(de)制(zhi)件(jian)的(de)(de)工(gong)(gong)(gong)具(ju)(ju)(ju)。廣(guang)泛(fan)用(yong)(yong)于沖裁(cai)、模(mo)(mo)(mo)(mo)(mo)鍛(duan)、冷鐓、擠(ji)壓(ya)(ya)、粉末冶金件(jian)壓(ya)(ya)制(zhi)、壓(ya)(ya)力鑄(zhu)造(zao)，以及工(gong)(gong)(gong)程(cheng)塑(su)(su)料(liao)、橡(xiang)膠、陶瓷等(deng)制(zhi)品(pin)的(de)(de)壓(ya)(ya)塑(su)(su)或(huo)(huo)(huo)注塑(su)(su)的(de)(de)成(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)加(jia)工(gong)(gong)(gong)中。模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)具(ju)(ju)(ju)有(you)特定的(de)(de)輪廓或(huo)(huo)(huo)內腔(qiang)形(xing)(xing)(xing)(xing)(xing)狀(zhuang)(zhuang)，應(ying)(ying)用(yong)(yong)具(ju)(ju)(ju)有(you)刃口的(de)(de)輪廓形(xing)(xing)(xing)(xing)(xing)狀(zhuang)(zhuang)可(ke)以使坯料(liao)按輪廓線形(xing)(xing)(xing)(xing)(xing)狀(zhuang)(zhuang)發生分(fen)離(li)（沖裁(cai)）。應(ying)(ying)用(yong)(yong)內腔(qiang)形(xing)(xing)(xing)(xing)(xing)狀(zhuang)(zhuang)可(ke)使坯料(liao)獲得(de)相應(ying)(ying)的(de)(de)立體形(xing)(xing)(xing)(xing)(xing)狀(zhuang)(zhuang)。模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)一(yi)般(ban)包括動模(mo)(mo)(mo)(mo)(mo)和(he)定模(mo)(mo)(mo)(mo)(mo)（或(huo)(huo)(huo)凸模(mo)(mo)(mo)(mo)(mo)和(he)凹模(mo)(mo)(mo)(mo)(mo)）兩個部(bu)分(fen)，二者(zhe)可(ke)分(fen)可(ke)合。分(fen)開時取出制(zhi)件(jian)，合攏時使坯料(liao)注入模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)型腔(qiang)成(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)。模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)是(shi)工(gong)(gong)(gong)具(ju)(ju)(ju)，形(xing)(xing)(xing)(xing)(xing)狀(zhuang)(zhuang)復雜(za)，承受坯料(liao)的(de)(de)脹(zhang)力，對結構強度(du)、剛度(du)、表面硬(ying)度(du)、表面粗糙度(du)和(he)加(jia)工(gong)(gong)(gong)精(jing)度(du)都有(you)較(jiao)高要求(qiu)，模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)生產的(de)(de)發展水(shui)平是(shi)機械制(zhi)造(zao)水(shui)平的(de)(de)重要標(biao)志之一(yi)。

摩托車塑件模具