可移動(dong)車載大跨度輥壓成型機之壓成型工藝介(jie)紹(shao)
可移動車載大跨度輥壓成型機壓成型工(gong)(gong)藝(yi)主要是靠材(cai)料(liao)(liao)的(de)塑性移動滾(gun)壓加工(gong)(gong)成各種(zhong)形狀復雜(za)的(de)軸桿、閥(fa)門芯和特(te)殊緊(jin)固件(jian)等(deng)產(chan)品(pin)。滾(gun)壓變形是線接觸(chu),連(lian)續逐步地進行(xing),所需(xu)變形力(li)較小,一個(ge)行(xing)程可(ke)生(sheng)產(chan)一個(ge)或幾個(ge)工(gong)(gong)件(jian)。滾(gun)壓成型工(gong)(gong)藝(yi)和切削、磨削工(gong)(gong)藝(yi)相比,它不僅生(sheng)產(chan)效率高(gao)、節約材(cai)料(liao)(liao),而且產(chan)品(pin)強度高(gao)、質量(liang)穩定,這種(zhong)工(gong)(gong)藝(yi)特(te)別適于(yu)加工(gong)(gong)的(de)特(te)長短難(nan)于(yu)切削的(de)工(gong)(gong)件(jian),尤(you)其對年產(chan)上百萬件(jian)大批(pi)量(liang)的(de)產(chan)品(pin),采用滾(gun)壓成型工(gong)(gong)藝(yi)為(wei)有(you)利,經濟效益也為(wei)可(ke)觀。
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