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細長閥桿加工

發布(bu)時(shi)間(jian):2023-09-08  來源:洛陽(yang)潤泉機(ji)電設備有限(xian)公(gong)司   點擊:6539次(ci)

細長閥桿加工

  細長(chang)閥(fa)桿加(jia)(jia)(jia)工(gong)(gong),一般高(gao)(gao)溫閥(fa)或者低溫閥(fa),對閥(fa)桿的(de)粗(cu)糙(cao)度(du)(du)值有(you)較高(gao)(gao)的(de)要求,要求Ra0.1微米(mi)比較普遍(bian),高(gao)(gao)光(guang)潔(jie)度(du)(du)細長(chang)不(bu)銹鋼(gang)閥(fa)桿加(jia)(jia)(jia)工(gong)(gong)面臨一個難題(ti),磨(mo)床磨(mo)削過程會出現閥(fa)桿彎曲以(yi)及(ji)粘砂輪的(de)問題(ti),普通滾壓(ya)手段對不(bu)銹鋼(gang)材質又難以(yi)加(jia)(jia)(jia)工(gong)(gong),又會產生硬化分離層(ceng),甚至微觀(guan)裂紋,廢品率高(gao)(gao)。電致伸(shen)縮(suo)精整加(jia)(jia)(jia)工(gong)(gong)是一種微觀(guan)鍛(duan)(duan)打的(de)加(jia)(jia)(jia)工(gong)(gong)方式(shi),整體刀具作用在工(gong)(gong)件(jian)表面僅(jin)有(you)3到5公斤的(de)力,刀頭(tou)以(yi)上千(qian)g(重力加(jia)(jia)(jia)速(su)度(du)(du))密集鍛(duan)(duan)打工(gong)(gong)件(jian)表面,瞬間將(jiang)工(gong)(gong)件(jian)表面粗(cu)糙(cao)度(du)(du)值降低到Ra0.1微米(mi)以(yi)下,而工(gong)(gong)件(jian)不(bu)會有(you)其他加(jia)(jia)(jia)工(gong)(gong)工(gong)(gong)藝造(zao)成的(de)缺陷,反而可(ke)以(yi)將(jiang)工(gong)(gong)件(jian)的(de)表面殘余應力消除掉,同時工(gong)(gong)件(jian)的(de)疲勞壽(shou)命、耐腐蝕性等大(da)幅度(du)(du)提高(gao)(gao)。

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