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鋸床 - 工作原理

更新時間:2021-06-21 點擊數:931

     液(ye)壓傳動系統由泵、閥、油(you)缸、油(you)箱、管路等(deng)元(yuan)輔件(jian)(jian)組成(cheng)的(de)液(ye)壓回路,在電氣控(kong)制(zhi)(zhi)下完成(cheng)鋸(ju)梁的(de)升降(jiang),工(gong)件(jian)(jian)的(de)夾(jia)緊(jin)。通過(guo)調(diao)速閥可實行(xing)進給(gei)速度的(de)無級調(diao)速,達到對不同材質工(gong)件(jian)(jian)的(de)鋸(ju)切(qie)需要。電氣控(kong)制(zhi)(zhi)系統由電氣箱、控(kong)制(zhi)(zhi)箱、接線(xian)盒、行(xing)程開關、電磁(ci)鐵等(deng)組成(cheng)的(de)控(kong)制(zhi)(zhi)回路,用來控(kong)制(zhi)(zhi)鋸(ju)條的(de)回轉、鋸(ju)梁的(de)升降(jiang)、工(gong)件(jian)(jian)的(de)夾(jia)緊(jin)等(deng),使之按(an)一定的(de)工(gong)作程序來實現正常切(qie)削循環。

  潤(run)滑(hua)系統開(kai)車前(qian)必須(xu)按(an)機床潤(run)滑(hua)部位(鋼絲(si)(si)刷(shua)軸、蝸(gua)輪(lun)箱(xiang)、主動(dong)軸承座、蝸(gua)桿軸承、升降油(you)(you)(you)(you)缸上(shang)下(xia)軸、活動(dong)虎鉗滑(hua)動(dong)面(mian)夾緊絲(si)(si)桿)要求加(jia)油(you)(you)(you)(you)。蝸(gua)輪(lun)箱(xiang)內的(de)蝸(gua)輪(lun)、蝸(gua)桿采用30號機油(you)(you)(you)(you)油(you)(you)(you)(you)浴潤(run)滑(hua),由蝸(gua)輪(lun)箱(xiang)上(shang)部的(de)油(you)(you)(you)(you)塞孔注入,箱(xiang)仙面(mian)備有油(you)(you)(you)(you)標,當鋸梁(liang)位于(yu)最低位置時,油(you)(you)(you)(you)面(mian)應(ying)位于(yu)油(you)(you)(you)(you)標的(de)上(shang)、下(xia)限之間。試(shi)用一個月(yue)(yue)后應(ying)換(huan)油(you)(you)(you)(you),以后每隔3-6個月(yue)(yue)換(huan)油(you)(you)(you)(you)1次(ci),蝸(gua)輪(lun)箱(xiang)下(xia)部設有放油(you)(you)(you)(you)塞。

  鋸(ju)(ju)(ju)(ju)(ju)條(tiao)傳動(dong)(dong)(dong)安裝在(zai)蝸(gua)輪(lun)箱(xiang)上的(de)(de)電動(dong)(dong)(dong)機(ji)通(tong)過皮帶輪(lun),三(san)角膠帶驅(qu)(qu)動(dong)(dong)(dong)蝸(gua)輪(lun)箱(xiang)內(nei)的(de)(de)蝸(gua)桿(gan)和(he)蝸(gua)輪(lun),帶動(dong)(dong)(dong)主(zhu)動(dong)(dong)(dong)輪(lun)旋轉(zhuan),再(zai)驅(qu)(qu)動(dong)(dong)(dong)繞在(zai)主(zhu)動(dong)(dong)(dong)被動(dong)(dong)(dong)輪(lun)緣(yuan)上的(de)(de)鋸(ju)(ju)(ju)(ju)(ju)條(tiao)進行切(qie)削回轉(zhuan)運動(dong)(dong)(dong)。鋸(ju)(ju)(ju)(ju)(ju)條(tiao)進給(gei)(gei)運動(dong)(dong)(dong)由升降(jiang)(jiang)油缸和(he)調速閥組成的(de)(de)液壓循(xun)環(huan)系(xi)統,控(kong)制鋸(ju)(ju)(ju)(ju)(ju)梁下降(jiang)(jiang)速度從而(er)控(kong)制鋸(ju)(ju)(ju)(ju)(ju)條(tiao)的(de)(de)進給(gei)(gei)(無(wu)級調速)運動(dong)(dong)(dong)。鋸(ju)(ju)(ju)(ju)(ju)刷旋轉(zhuan)在(zai)鋸(ju)(ju)(ju)(ju)(ju)條(tiao)出(chu)屑(xie)的(de)(de)地方,并隨著(zhu)鋸(ju)(ju)(ju)(ju)(ju)條(tiao)走鋸(ju)(ju)(ju)(ju)(ju)的(de)(de)方向旋轉(zhuan),并由冷(leng)(leng)卻(que)(que)泵(beng)供冷(leng)(leng)卻(que)(que)液清(qing)洗,清(qing)除鋸(ju)(ju)(ju)(ju)(ju)齒上的(de)(de)切(qie)屑(xie)。冷(leng)(leng)卻(que)(que)液在(zai)底座的(de)(de)右側冷(leng)(leng)卻(que)(que)切(qie)削液箱(xiang)里,由水泵(beng)直接驅(qu)(qu)動(dong)(dong)(dong)供冷(leng)(leng)卻(que)(que)液。

  按(an)(an)(an)緊停(停止)按(an)(an)(an)鈕,順時針方向旋(xuan)轉(zhuan),油(you)泵電機(ji)工(gong)作(zuo),齒輪泵工(gong)作(zuo),油(you)液經過濾網進(jin)入管路,調節(jie)溢(yi)流閥使系統工(gong)作(zuo)壓力達要求。反之(zhi)按(an)(an)(an)鈕向內壓,所有電機(ji)停止工(gong)作(zuo)。工(gong)件夾緊按(an)(an)(an)鉗緊按(an)(an)(an)鈕,電磁閥工(gong)作(zuo),液壓油(you)進(jin)入夾油(you)缸左(zuo)邊(bian),右(you)邊(bian)液壓油(you)回油(you)箱,左(zuo)鉗向工(gong)件夾緊。

  鋸(ju)(ju)梁下降按(an)(an)工作按(an)(an)鉗,液壓油(you)(you)(you)(you)(you)(you)(you)通(tong)(tong)過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa)進(jin)入(ru)升(sheng)降油(you)(you)(you)(you)(you)(you)(you)缸(gang)有(you)桿(gan)腔;無桿(gan)腔液壓油(you)(you)(you)(you)(you)(you)(you)通(tong)(tong)過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa),單(dan)向(xiang)(xiang)調速閥(fa)(fa)(fa)回(hui)油(you)(you)(you)(you)(you)(you)(you)箱。鋸(ju)(ju)梁快降按(an)(an)下降按(an)(an)鈕(niu),液壓通(tong)(tong)過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa)工作,油(you)(you)(you)(you)(you)(you)(you)進(jin)入(ru)升(sheng)降油(you)(you)(you)(you)(you)(you)(you)缸(gang)有(you)桿(gan)腔,無桿(gan)腔油(you)(you)(you)(you)(you)(you)(you)通(tong)(tong)過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa)回(hui)油(you)(you)(you)(you)(you)(you)(you)箱。鋸(ju)(ju)梁上(shang)升(sheng)按(an)(an)上(shang)升(sheng)按(an)(an)鈕(niu),液壓油(you)(you)(you)(you)(you)(you)(you)通(tong)(tong)過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa)進(jin)入(ru)升(sheng)降油(you)(you)(you)(you)(you)(you)(you)缸(gang)的無桿(gan)腔;有(you)桿(gan)腔油(you)(you)(you)(you)(you)(you)(you)經過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa)回(hui)油(you)(you)(you)(you)(you)(you)(you)箱。工件松(song)開按(an)(an)鉗松(song)按(an)(an)鈕(niu),液壓油(you)(you)(you)(you)(you)(you)(you)通(tong)(tong)過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa)進(jin)入(ru)夾緊油(you)(you)(you)(you)(you)(you)(you)缸(gang)右邊;左(zuo)邊液壓油(you)(you)(you)(you)(you)(you)(you)能過(guo)(guo)電(dian)磁(ci)(ci)閥(fa)(fa)(fa)回(hui)油(you)(you)(you)(you)(you)(you)(you)箱,左(zuo)鉗口向(xiang)(xiang)左(zuo)運(yun)動工件松(song)開。

  系(xi)統的(de)(de)模(mo)擬輸入輸出模(mo)塊,使鋸(ju)(ju)(ju)(ju)削(xue)過程的(de)(de)監控(kong)具有廣泛的(de)(de)意義,如:鋸(ju)(ju)(ju)(ju)床只要增加鋸(ju)(ju)(ju)(ju)條變形(xing)的(de)(de)反饋(kui),即可對(dui)(dui)鋸(ju)(ju)(ju)(ju)削(xue)速(su)度(du)進行(xing)自適應調整。增加伺服閥,即可對(dui)(dui)鋸(ju)(ju)(ju)(ju)削(xue)過程的(de)(de)速(su)度(du)和位置控(kong)制進行(xing)優化。系(xi)統的(de)(de)管(guan)理功能使材(cai)料和工(gong)件的(de)(de)管(guan)理更(geng)方便。系(xi)統的(de)(de)中文界(jie)面和實時的(de)(de)圖(tu)形(xing)狀態顯示,使操作(zuo)更(geng)友好更(geng)直(zhi)觀。由于系(xi)統采用標(biao)準PC,使鋸(ju)(ju)(ju)(ju)削(xue)的(de)(de)網絡化管(guan)理更(geng)便捷(jie)。


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