刀具驅動裝置主要由驅動電機或液壓馬達，離合器，齒輪減速器，傳動(dong)(dong)(dong)(dong)(dong)(dong)*齒(chi)(chi)(chi)輪(lun)(lun)(lun)，驅(qu)(qu)(qu)動(dong)(dong)(dong)(dong)(dong)(dong)*齒(chi)(chi)(chi)輪(lun)(lun)(lun)和(he)主(zhu)軸(zhou)承(cheng)，傳動(dong)(dong)(dong)(dong)(dong)(dong)裝置(zhi)受力環,密密封裝置(zhi)等組成，支(zhi)撐擋(dang)板前(qian)部的(de)(de)(de)土壓力，通過一定的(de)(de)(de)切割(ge)(ge)扭矩和(he)速(su)(su)度驅(qu)(qu)(qu)動(dong)(dong)(dong)(dong)(dong)(dong)刀(dao)頭切割(ge)(ge)巖石，這是*型刀(dao)具型盾(dun)(dun)構掘(jue)(jue)進(jin)機的(de)(de)(de)核(he)心部件(jian)。作(zuo)為動(dong)(dong)(dong)(dong)(dong)(dong)力傳遞部件(jian)，行(xing)(xing)星(xing)(xing)(xing)(xing)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)速(su)(su)器(qi)連接(jie)(jie)到(dao)驅(qu)(qu)(qu)動(dong)(dong)(dong)(dong)(dong)(dong)馬達或液壓馬達，輸出端與驅(qu)(qu)(qu)動(dong)(dong)(dong)(dong)(dong)(dong)*齒(chi)(chi)(chi)輪(lun)(lun)(lun)連接(jie)(jie)，其起到(dao)傳遞切割(ge)(ge)器(qi)驅(qu)(qu)(qu)動(dong)(dong)(dong)(dong)(dong)(dong)扭矩和(he)控制切割(ge)(ge)速(su)(su)度的(de)(de)(de)作(zuo)用。隨著國(guo)內(nei)盾(dun)(dun)構掘(jue)(jue)進(jin)機數量的(de)(de)(de)不斷(duan)增(zeng)加(jia)，對行(xing)(xing)星(xing)(xing)(xing)(xing)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)速(su)(su)器(qi)備件(jian)的(de)(de)(de)需求激(ji)增(zeng)。國(guo)外產(chan)品昂貴的(de)(de)(de)購買價格和(he)維護成本以及漫長的(de)(de)(de)供應周期(qi)給用戶帶(dai)來(lai)(lai)了極*的(de)(de)(de)不便。刀(dao)盤驅(qu)(qu)(qu)動(dong)(dong)(dong)(dong)(dong)(dong)裝置(zhi)的(de)(de)(de)行(xing)(xing)星(xing)(xing)(xing)(xing)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)速(su)(su)器(qi)勢(shi)在必(bi)行(xing)(xing)。近年(nian)來(lai)(lai)，國(guo)內(nei)企業在盾(dun)(dun)牌國(guo)產(chan)化(hua)和(he)中(zhong)(zhong)國(guo)制造(zao)業快(kuai)速(su)(su)發展領域的(de)(de)(de)成就(jiu)不斷(duan)引進(jin)先進(jin)技術也是盾(dun)(dun)牌。特殊行(xing)(xing)星(xing)(xing)(xing)(xing)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)速(su)(su)器(qi)的(de)(de)(de)定位創(chuang)造(zao)了良好的(de)(de)(de)條件(jian)。在設計壽命中(zhong)(zhong)使用一段時間(jian)后，行(xing)(xing)星(xing)(xing)(xing)(xing)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)速(su)(su)器(qi)無法正常工作(zuo)。在拆卸減(jian)速(su)(su)器(qi)后，發現行(xing)(xing)星(xing)(xing)(xing)(xing)機構中(zhong)(zhong)的(de)(de)(de)太陽輪(lun)(lun)(lun)和(he)行(xing)(xing)星(xing)(xing)(xing)(xing)齒(chi)(chi)(chi)輪(lun)(lun)(lun)都(dou)被(bei)損(sun)壞(huai)(huai)。該現象造(zao)成損(sun)壞(huai)(huai)的(de)(de)(de)直接(jie)(jie)原因如下：（1）滾(gun)動(dong)(dong)(dong)(dong)(dong)(dong)軸(zhou)承(cheng)在行(xing)(xing)星(xing)(xing)(xing)(xing)齒(chi)(chi)(chi)輪(lun)(lun)(lun)中(zhong)(zhong)的(de)(de)(de)沖擊受損(sun)，支(zhi)撐架(jia)變(bian)形(xing)破壞(huai)(huai)，滾(gun)動(dong)(dong)(dong)(dong)(dong)(dong)元(yuan)件(jian)落入齒(chi)(chi)(chi)輪(lun)(lun)(lun)嚙合(he)區域，造(zao)成要打(da)破的(de)(de)(de)裝備; （2）5級(ji)3級(ji)行(xing)(xing)星(xing)(xing)(xing)(xing)輪(lun)(lun)(lun)的(de)(de)(de)行(xing)(xing)星(xing)(xing)(xing)(xing)架(jia)剛(gang)度較(jiao)差。加(jia)載齒(chi)(chi)(chi)輪(lun)(lun)(lun)箱后，行(xing)(xing)星(xing)(xing)(xing)(xing)架(jia)嚴重(zhong)變(bian)形(xing)，行(xing)(xing)星(xing)(xing)(xing)(xing)輪(lun)(lun)(lun)芯軸(zhou)變(bian)形(xing)變(bian)形(xing)，*后托(tuo)架(jia)連接(jie)(jie)板完全斷(duan)裂。