滚齿机(gearhobbingmachine)是(shi)齿(chi)轮加工(gong)机(ji)床中(zhong)应用(yong)最(zui)广(guang)泛的(de)一种(zhong)机床(chuang),在(zai)滚(gun)齿(chi)机(ji)上(shang)可切(qie)削直齿、斜齿圆(yuan)柱(zhu)齿轮(lun),还(hai)可(ke)加(jia)工(gong)蜗轮(lun)、链轮(lun)等(deng)。用(yong)滚(gun)刀按(an)展成(cheng)法加工(gong)直齿、斜(xie)齿和(he)人字齿圆柱(zhu)齿轮(lun)以及(ji)蜗(wo)轮的齿轮(lun)加工(gong)机床。这种(zhong)机(ji)床使用特制的(de)滚(gun)刀(dao)时也(ye)能加(jia)工(gong)花(hua)键和链(lian)轮等(deng)各(ge)种特殊(shu)齿(chi)形(xing)的(de)工件(jian)。普(pu)通(tong)滚齿(chi)机(ji)的加(jia)工精(jing)度为7~6级(JB179-83),高精度滚(gun)齿(chi)机为4~3级。最(zui)大加工直径(jing)达15米(mi)。
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