加工中(zhong)(zhong)心配(pei)重(zhong)氮(dan)(dan)(dan)氣(qi)(qi)平(ping)衡(heng)(heng)系(xi)(xi)統(tong)包括(kuo)氮(dan)(dan)(dan)氣(qi)(qi)瓶、控制(zhi)(zhi)系(xi)(xi)統(tong)和(he)平(ping)衡(heng)(heng)缸，所述氮(dan)(dan)(dan)氣(qi)(qi)瓶設(she)(she)在立(li)(li)柱(zhu)的一側，立(li)(li)柱(zhu)的頂部設(she)(she)有平(ping)衡(heng)(heng)缸，所述氮(dan)(dan)(dan)氣(qi)(qi)瓶上設(she)(she)有控制(zhi)(zhi)系(xi)(xi)統(tong)，氮(dan)(dan)(dan)氣(qi)(qi)缸廠家，控制(zhi)(zhi)系(xi)(xi)統(tong)通過氣(qi)(qi)管與平(ping)衡(heng)(heng)缸相連接。本實用(yong)新(xin)型的有益效果為：把傳(chuan)統(tong)的配(pei)重(zhong)塊(kuai)與鏈條式改(gai)為氮(dan)(dan)(dan)氣(qi)(qi)平(ping)衡(heng)(heng)缸系(xi)(xi)統(tong)；利用(yong)蓄能(neng)(neng)器(qi)原理，控制(zhi)(zhi)平(ping)衡(heng)(heng)缸配(pei)合主軸(zhou)箱(xiang)中(zhong)(zhong)的伺服(fu)電(dian)機(ji)上升或下(xia)降，同(tong)時還可(ke)平(ping)衡(heng)(heng)主軸(zhou)箱(xiang)的重(zhong)量，以達到高速(su)度、高精度加工；無(wu)(wu)需外動(dong)力設(she)(she)備(bei)，節(jie)省能(neng)(neng)源；加工中(zhong)(zhong)心配(pei)重(zhong)氮(dan)(dan)(dan)氣(qi)(qi)平(ping)衡(heng)(heng)系(xi)(xi)統(tong)可(ke)適應(ying)高轉速(su)時快速(su)平(ping)衡(heng)(heng)提(ti)升下(xia)降，無(wu)(wu)噪音，在加工過程(cheng)中(zhong)(zhong)可(ke)使精度和(he)表面粗糙度大幅(fu)提(ti)升，減去(qu)微震動(dong)，并能(neng)(neng)延(yan)長螺桿和(he)電(dian)機(ji)使用(yong)壽命(ming)。

龍(long)門加(jia)(jia)(jia)(jia)工(gong)中(zhong)心屬(shu)于重型機械，主(zhu)軸(zhou)(zhou)箱(xiang)為其重要組(zu)成部件之一。 通(tong)(tong)常(chang)主(zhu)軸(zhou)(zhou)箱(xiang)裝有自(zi)動(dong)(dong)平(ping)(ping)衡(heng)(heng)系(xi)統(tong)，可(ke)動(dong)(dong)態平(ping)(ping)衡(heng)(heng)主(zhu)軸(zhou)(zhou)箱(xiang)體的自(zi)重，以保證機床(chuang)的加(jia)(jia)(jia)(jia)工(gong)精(jing)度。多軸(zhou)(zhou)加(jia)(jia)(jia)(jia)工(gong)中(zhong)心的工(gong)作臺是滑動(dong)(dong)安裝在滑鞍上的，其主(zhu)軸(zhou)(zhou)箱(xiang)是設置(zhi)在Z向(xiang)(xiang)滑板上的。在對工(gong)件進行加(jia)(jia)(jia)(jia)工(gong)時，主(zhu)軸(zhou)(zhou)箱(xiang)沿向(xiang)(xiang)運(yun)動(dong)(dong)，氮氣缸咨(zi)詢，而工(gong)作臺本身(shen)在滑鞍上沿x向(xiang)(xiang)運(yun)動(dong)(dong)，同時隨著(zhu)滑鞍的運(yun)動(dong)(dong)而沿Y向(xiang)(xiang)運(yun)動(dong)(dong)。目前，龍(long)門加(jia)(jia)(jia)(jia)工(gong)中(zhong)心主(zhu)軸(zhou)(zhou)箱(xiang)自(zi)動(dong)(dong)平(ping)(ping)衡(heng)(heng)系(xi)統(tong)通(tong)(tong)常(chang)采用雙絲杠驅(qu)動(dong)(dong)平(ping)(ping)衡(heng)(heng)和雙液壓(ya)缸平(ping)(ping)衡(heng)(heng)兩種方法。

平(ping)衡(heng)缸的(de)部件是一(yi)個大流量(liang)、大排放量(liang)、高精密度的(de)氣(qi)控(kong)(kong)減(jian)(jian)壓(ya)(ya)閥(fa)，這個減(jian)(jian)壓(ya)(ya)閥(fa)直(zhi)接關系到重(zhong)(zhong)物(wu)的(de)定(ding)位準確性，移動重(zhong)(zhong)物(wu)時需要的(de)外力(li)大小，移動重(zhong)(zhong)物(wu)的(de)速度。兩個先導壓(ya)(ya)力(li)減(jian)(jian)壓(ya)(ya)閥(fa)入(ru)(ru)口(kou)壓(ya)(ya)力(li)取(qu)自主管路(lu)，分(fen)別作為(wei)重(zhong)(zhong)載(zai)(zai)平(ping)衡(heng)和(he)空載(zai)(zai)平(ping)衡(heng)的(de)先導閥(fa)，山西氮氣(qi)缸，兩路(lu)先導氣(qi)體通(tong)入(ru)(ru)兩位三(san)通(tong)換(huan)(huan)向(xiang)閥(fa)，換(huan)(huan)向(xiang)閥(fa)用于切換(huan)(huan)重(zhong)(zhong)載(zai)(zai)平(ping)衡(heng)和(he)空載(zai)(zai)平(ping)衡(heng)。經過(guo)換(huan)(huan)向(xiang)閥(fa)之后(hou)(hou)，先導氣(qi)體通(tong)入(ru)(ru)氣(qi)控(kong)(kong)減(jian)(jian)壓(ya)(ya)閥(fa)，氣(qi)控(kong)(kong)減(jian)(jian)壓(ya)(ya)閥(fa)的(de)出口(kou)壓(ya)(ya)力(li)則和(he)對應(ying)的(de)先導壓(ya)(ya)力(li)相等(deng)。主管路(lu)的(de)氣(qi)體經氣(qi)控(kong)(kong)減(jian)(jian)壓(ya)(ya)閥(fa)減(jian)(jian)壓(ya)(ya)后(hou)(hou)通(tong)入(ru)(ru)氣(qi)缸，氣(qi)缸內充入(ru)(ru)氣(qi)體后(hou)(hou)活塞上升，從而將重(zhong)(zhong)物(wu)拉起。