非標零件機加工主要功用和工作條件制定
非(fei)(fei)標(biao)(biao)零(ling)(ling)件(jian)(jian)(jian)(jian)加工(gong)(gong)(gong)其技術(shu)要(yao)(yao)(yao)求一般根(gen)據(ju)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)的(de)(de)(de)(de)(de)(de)(de)(de)(de)主(zhu)(zhu)要(yao)(yao)(yao)功用(yong)和(he)(he)工(gong)(gong)(gong)作條(tiao)件(jian)(jian)(jian)(jian)制定(ding)，通(tong)(tong)常(chang)有(you)(you)以下(xia)幾項: (a)精(jing)(jing)(jing)(jing)(jing)密零(ling)(ling)件(jian)(jian)(jian)(jian)表(biao)(biao)面粗(cu)(cu)糙(cao)(cao)度(du)(du)(du)(du)(du)(du)(du)(du)(du) 一般機(ji)(ji)(ji)加工(gong)(gong)(gong)與傳動(dong)(dong)件(jian)(jian)(jian)(jian)相配(pei)(pei)合(he)(he)的(de)(de)(de)(de)(de)(de)(de)(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)徑表(biao)(biao)面粗(cu)(cu)糙(cao)(cao)度(du)(du)(du)(du)(du)(du)(du)(du)(du)為(wei)Ra2.5~0.63μm，與軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承相配(pei)(pei)合(he)(he)的(de)(de)(de)(de)(de)(de)(de)(de)(de)支承軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)徑的(de)(de)(de)(de)(de)(de)(de)(de)(de)表(biao)(biao)面粗(cu)(cu)糙(cao)(cao)度(du)(du)(du)(du)(du)(du)(du)(du)(du)為(wei)Ra0.63~0.16μm。 (b)精(jing)(jing)(jing)(jing)(jing)密零(ling)(ling)件(jian)(jian)(jian)(jian)相互位(wei)置精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du) 非(fei)(fei) 標(biao)(biao)零(ling)(ling)件(jian)(jian)(jian)(jian)加工(gong)(gong)(gong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)位(wei)置精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)要(yao)(yao)(yao)求主(zhu)(zhu)要(yao)(yao)(yao)是由軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)在機(ji)(ji)(ji)械中(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)位(wei)置和(he)(he)功用(yong)決定(ding)的(de)(de)(de)(de)(de)(de)(de)(de)(de)。通(tong)(tong)常(chang)應保證(zheng)裝(zhuang)配(pei)(pei)傳動(dong)(dong)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸(jing)(jing)對(dui)支承軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸(jing)(jing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)同(tong)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)度(du)(du)(du)(du)(du)(du)(du)(du)(du)要(yao)(yao)(yao)求，否(fou)則會影響傳動(dong)(dong)件(jian)(jian)(jian)(jian)(齒輪(lun)等)的(de)(de)(de)(de)(de)(de)(de)(de)(de)傳動(dong)(dong) 精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)，并產生噪聲(sheng)。普通(tong)(tong)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)，北(bei)京機(ji)(ji)(ji)加工(gong)(gong)(gong)其配(pei)(pei)合(he)(he)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)段對(dui)支承軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸(jing)(jing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)徑向跳動(dong)(dong)一般為(wei)0.01~0.03mm，高(gao)(gao)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(如主(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou))通(tong)(tong)常(chang)為(wei)0.001~0.005mm。 (c)精(jing)(jing)(jing)(jing)(jing)密零(ling)(ling)件(jian)(jian)(jian)(jian)幾何形狀精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du) 軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)非(fei)(fei)標(biao)(biao)零(ling)(ling)件(jian)(jian)(jian)(jian)加工(gong)(gong)(gong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)幾何形狀精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)主(zhu)(zhu)要(yao)(yao)(yao)是指軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸(jing)(jing)、外錐(zhui)面、莫氏錐(zhui)孔等的(de)(de)(de)(de)(de)(de)(de)(de)(de)圓(yuan)(yuan)度(du)(du)(du)(du)(du)(du)(du)(du)(du)、圓(yuan)(yuan)柱度(du)(du)(du)(du)(du)(du)(du)(du)(du)等，一般應將其公(gong)差限制在尺寸(cun)公(gong)差范圍(wei)內。對(dui)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)要(yao)(yao)(yao)求較(jiao)高(gao)(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)內外圓(yuan)(yuan)表(biao)(biao)面，應在圖紙上(shang)(shang)標(biao)(biao)注其允許偏差。 (d)非(fei)(fei)標(biao)(biao)零(ling)(ling)件(jian)(jian)(jian)(jian)加工(gong)(gong)(gong)尺寸(cun)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du) 北(bei)京機(ji)(ji)(ji)加工(gong)(gong)(gong)起支承作用(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸(jing)(jing)為(wei)了(le)(le)確定(ding)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)的(de)(de)(de)(de)(de)(de)(de)(de)(de)位(wei)置，通(tong)(tong)常(chang)對(dui)其尺寸(cun)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)要(yao)(yao)(yao)求較(jiao)高(gao)(gao)(IT5~IT7)。裝(zhuang)配(pei)(pei)傳動(dong)(dong)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸(jing)(jing)尺寸(cun)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)一般要(yao)(yao)(yao)求較(jiao)低(IT6~IT9)。 精(jing)(jing)(jing)(jing)(jing)密零(ling)(ling)件(jian)(jian)(jian)(jian)走(zou)心式數(shu)(shu)(shu)控(kong)車(che)床(chuang)(chuang)(chuang)(走(zou)心機(ji)(ji)(ji)/縱切車(che)床(chuang)(chuang)(chuang))是一種(zhong)主(zhu)(zhu)要(yao)(yao)(yao)應用(yong)于軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)類及非(fei)(fei)標(biao)(biao)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)類精(jing)(jing)(jing)(jing)(jing)密加工(gong)(gong)(gong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)數(shu)(shu)(shu)控(kong)機(ji)(ji)(ji)床(chuang)(chuang)(chuang)，它(ta)在加工(gong)(gong)(gong)效(xiao)率和(he)(he)加工(gong)(gong)(gong)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)上(shang)(shang)比數(shu)(shu)(shu)控(kong)車(che)床(chuang)(chuang)(chuang)有(you)(you)了(le)(le)質的(de)(de)(de)(de)(de)(de)(de)(de)(de)飛躍，由于采(cai) 用(yong)雙軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)排(pai)布刀(dao)(dao)具，極(ji)大(da)地減少了(le)(le)加工(gong)(gong)(gong)循環時間(jian)，通(tong)(tong)過縮短(duan)排(pai)刀(dao)(dao)與對(dui)向刀(dao)(dao)具臺(tai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)刀(dao)(dao)具交換時間(jian)，多重(zhong)刀(dao)(dao)具臺(tai)重(zhong)疊(die)功能，螺(luo)紋(wen)切屑有(you)(you)效(xiao)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)移動(dong)(dong)重(zhong)疊(die)功能，二次加工(gong)(gong)(gong)時的(de)(de)(de)(de)(de)(de)(de)(de)(de)直(zhi) 接主(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)分度(du)(du)(du)(du)(du)(du)(du)(du)(du)功能，實現(xian)空走(zou)時間(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)縮短(duan)。切屑刀(dao)(dao)具一直(zhi)是在主(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)與工(gong)(gong)(gong)件(jian)(jian)(jian)(jian)夾緊部位(wei)加工(gong)(gong)(gong)，保證(zheng)了(le)(le)加工(gong)(gong)(gong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)(du)(du)(du)(du)保持不(bu)變。目(mu)前(qian)市(shi)場(chang)上(shang)(shang)走(zou)心機(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)最大(da)加工(gong)(gong)(gong)直(zhi)徑為(wei)42mm， 在精(jing)(jing)(jing)(jing)(jing)密軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)類加工(gong)(gong)(gong)市(shi)場(chang)有(you)(you)很大(da)優勢(shi)。該系列機(ji)(ji)(ji)床(chuang)(chuang)(chuang)可(ke)配(pei)(pei)備自動(dong)(dong)送(song)料(liao)裝(zhuang)置，實現(xian)單臺(tai)機(ji)(ji)(ji)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)全自動(dong)(dong)化生產，減少人工(gong)(gong)(gong)成(cheng)本和(he)(he)產品不(bu)良率。非(fei)(fei)標(biao)(biao)零(ling)(ling)件(jian)(jian)(jian)(jian)加工(gong)(gong)(gong)非(fei)(fei)常(chang)適合(he)(he)于精(jing)(jing)(jing)(jing)(jing)密軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)類零(ling)(ling)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)大(da)批(pi)量 生產。