模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)是(shi)工(gong)(gong)業生(sheng)產(chan)上用(yong)(yong)以注塑(su)(su)、吹(chui)塑(su)(su)、擠出(chu)、壓(ya)(ya)(ya)鑄或(huo)鍛壓(ya)(ya)(ya)成(cheng)(cheng)型、冶煉、沖(chong)(chong)壓(ya)(ya)(ya)等方法(fa)得到所需(xu)產(chan)品(pin)的(de)各種模(mo)(mo)(mo)(mo)(mo)子和工(gong)(gong)具(ju)(ju)(ju)(ju)(ju)。簡而言之(zhi)，模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)是(shi)用(yong)(yong)來制(zhi)(zhi)作(zuo)(zuo)成(cheng)(cheng)型物(wu)品(pin)的(de)工(gong)(gong)具(ju)(ju)(ju)(ju)(ju)，這種工(gong)(gong)具(ju)(ju)(ju)(ju)(ju)由(you)各種零件構成(cheng)(cheng)，不(bu)同(tong)的(de)模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)由(you)不(bu)同(tong)的(de)零件構成(cheng)(cheng)。它(ta)主要通過所成(cheng)(cheng)型材料(liao)物(wu)理狀(zhuang)態的(de)改(gai)變(bian)來實(shi)現物(wu)品(pin)外(wai)形(xing)的(de)加工(gong)(gong)。素(su)有“工(gong)(gong)業之(zhi)母”的(de)稱號。在外(wai)力作(zuo)(zuo)用(yong)(yong)下使(shi)坯料(liao)成(cheng)(cheng)為有特定(ding)形(xing)狀(zhuang)和尺寸的(de)制(zhi)(zhi)件的(de)工(gong)(gong)具(ju)(ju)(ju)(ju)(ju)。廣泛用(yong)(yong)于沖(chong)(chong)裁、模(mo)(mo)(mo)(mo)(mo)鍛、冷鐓、擠壓(ya)(ya)(ya)、粉末冶金(jin)件壓(ya)(ya)(ya)制(zhi)(zhi)、壓(ya)(ya)(ya)力鑄造(zao)，以及(ji)工(gong)(gong)程(cheng)塑(su)(su)料(liao)、橡膠、陶瓷等制(zhi)(zhi)品(pin)的(de)壓(ya)(ya)(ya)塑(su)(su)或(huo)注塑(su)(su)的(de)成(cheng)(cheng)形(xing)加工(gong)(gong)中。模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)具(ju)(ju)(ju)(ju)(ju)有特定(ding)的(de)輪(lun)廓或(huo)內腔形(xing)狀(zhuang)，應用(yong)(yong)具(ju)(ju)(ju)(ju)(ju)有刃(ren)口的(de)輪(lun)廓形(xing)狀(zhuang)可(ke)以使(shi)坯料(liao)按輪(lun)廓線(xian)形(xing)狀(zhuang)發生(sheng)分(fen)(fen)(fen)(fen)離（沖(chong)(chong)裁）。應用(yong)(yong)內腔形(xing)狀(zhuang)可(ke)使(shi)坯料(liao)獲得相(xiang)應的(de)立(li)體形(xing)狀(zhuang)。模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)一般包(bao)括動(dong)模(mo)(mo)(mo)(mo)(mo)和定(ding)模(mo)(mo)(mo)(mo)(mo)（或(huo)凸模(mo)(mo)(mo)(mo)(mo)和凹模(mo)(mo)(mo)(mo)(mo)）兩個部分(fen)(fen)(fen)(fen)，二者可(ke)分(fen)(fen)(fen)(fen)可(ke)合。分(fen)(fen)(fen)(fen)開時(shi)取出(chu)制(zhi)(zhi)件，合攏時(shi)使(shi)坯料(liao)注入模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)型腔成(cheng)(cheng)形(xing)。模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)是(shi)工(gong)(gong)具(ju)(ju)(ju)(ju)(ju)，形(xing)狀(zhuang)復雜(za)，承受坯料(liao)的(de)脹力，對(dui)結構強(qiang)度(du)、剛度(du)、表面(mian)硬度(du)、表面(mian)粗糙度(du)和加工(gong)(gong)精度(du)都有較高(gao)要求，模(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)(ju)(ju)生(sheng)產(chan)的(de)發展水平是(shi)機(ji)械制(zhi)(zhi)造(zao)水平的(de)重要標志之(zhi)一。

車燈模具