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Z30100搖(yao)(yao)臂鉆(zhan)床適(shi)用于中、大(da)型金屬(shu)零件上(shang)鉆(zhan)孔(kong)(kong)、擴孔(kong)(kong)、鉸孔(kong)(kong)、锪平面及(ji)(ji)攻螺紋，主(zhu)要功(gong)能動(dong)(dong)作(zuo)實(shi)現(xian)的手柄、按鈕等操作(zuo)部件集中在(zai)(zai)主(zhu)軸(zhou)箱(xiang)(xiang)上(shang)。Z30100搖(yao)(yao)臂鉆(zhan)床外住帶動(dong)(dong)搖(yao)(yao)臂繞(rao)內柱(zhu)可(ke)以回轉(zhuan)±1100°，搖(yao)(yao)臂沿外立(li)柱(zhu)升降(jiang)、主(zhu)軸(zhou)箱(xiang)(xiang)沿搖(yao)(yao)臂導軌(gui)左右移(yi)動(dong)(dong)，主(zhu)軸(zhou)箱(xiang)(xiang)實(shi)現(xian)各級轉(zhuan)速、進(jin)給及(ji)(ji)操作(zuo)，主(zhu)軸(zhou)箱(xiang)(xiang)轉(zhuan)速在(zai)(zai)20-1600（r/min）共(gong)有(you)(you)16級，主(zhu)軸(zhou)進(jin)給量范圍（0.04-3.2mm/r）共(gong)有(you)(you)16級，通(tong)過旋轉(zhuan)集中手輪操作(zuo)。搖(yao)(yao)臂升降(jiang)是(shi)有(you)(you)立(li)柱(zhu)頂部電(dian)機拖動(dong)(dong)，由(you)絲杠螺母傳動(dong)(dong)，實(shi)現(xian)搖(yao)(yao)臂升降(jiang)。其中升降(jiang)螺母上(shang)裝有(you)(you)保(bao)險螺母，以保(bao)證(zheng)搖(yao)(yao)臂不會突然落下；搖(yao)(yao)臂夾(jia)(jia)(jia)緊是(shi)由(you)液壓驅動(dong)(dong)菱形塊(kuai)實(shi)現(xian)夾(jia)(jia)(jia)緊，夾(jia)(jia)(jia)緊后，菱形塊(kuai)自鎖，搖(yao)(yao)臂上(shang)升或下降(jiang)夾(jia)(jia)(jia)緊動(dong)(dong)作(zuo)結束后，搖(yao)(yao)臂自動(dong)(dong)夾(jia)(jia)(jia)緊，由(you)裝載油缸(gang)座上(shang)的電(dian)氣開(kai)關控制。主(zhu)軸(zhou)箱(xiang)(xiang)及(ji)(ji)立(li)柱(zhu)夾(jia)(jia)(jia)緊均是(shi)液壓驅動(dong)(dong)，菱形塊(kuai)夾(jia)(jia)(jia)緊。兩動(dong)(dong)作(zuo)可(ke)同時(shi)進(jin)行，也(ye)可(ke)分(fen)開(kai)進(jin)行，操作(zuo)按鈕在(zai)(zai)主(zhu)面板箱(xiang)(xiang)上(shang)。