沖壓特點
(1) 沖(chong)壓(ya)件(jian)(jian)(jian)是在(zai)材料消(xiao)耗量小(xiao)的前提下(xia)通過沖(chong)壓(ya)生產的。這些零(ling)件(jian)(jian)(jian)重量輕,剛度(du)好。塑性變形(xing)后,金屬內部結構得(de)到改(gai)善,沖(chong)壓(ya)件(jian)(jian)(jian)的強度(du)得(de)到提高(gao)。(2) 沖(chong)壓(ya)件(jian)(jian)(jian)尺(chi)(chi)寸精度(du)高(gao),同(tong)模(mo)尺(chi)(chi)寸均(jun)勻,互換(huan)性好。無需進(jin)一步加工即可滿足總裝和(he)使用要求。(3) 在(zai)沖(chong)壓(ya)過程中,由于材料表(biao)(biao)面(mian)不(bu)受損傷,表(biao)(biao)面(mian)質量好,外(wai)觀光滑美(mei)觀,為表(biao)(biao)面(mian)涂裝、電鍍、磷(lin)化等表(biao)(biao)面(mian)處理提供了便(bian)利條件(jian)(jian)(jian)。