電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)是(shi)近幾(ji)年(nian)在(zai)50數(shu)(shu)控(kong)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)領域(yu)出現(xian)(xian)的(de)(de)將(jiang)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)與主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)融為(wei)一(yi)體(ti)的(de)(de)新(xin)技(ji)(ji)術。高速(su)50數(shu)(shu)控(kong)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)系統(tong)(tong)(tong)取(qu)消了(le)帶(dai)輪(lun)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)和齒輪(lun)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)。車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)由(you)(you)內裝(zhuang)(zhuang)(zhuang)式(shi)電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)直接驅動(dong)(dong)(dong)(dong)(dong)(dong)，從(cong)而把車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)鏈的(de)(de)長度縮短為(wei)零(ling)(ling)，實現(xian)(xian)了(le)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)“零(ling)(ling)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)”。這種(zhong)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)與車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)“合(he)二為(wei)一(yi)”的(de)(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)結構形式(shi)，使主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)部(bu)件(jian)(jian)(jian)從(cong)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)系統(tong)(tong)(tong)和整(zheng)體(ti)結構中(zhong)相對獨立出來，因(yin)此可做成(cheng)“主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)單(dan)(dan)元”，俗稱“電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)”。50數(shu)(shu)控(kong)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)是(shi)在(zai)50數(shu)(shu)控(kong)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)領域(yu)出現(xian)(xian)的(de)(de)將(jiang)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)與主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)融為(wei)一(yi)體(ti)的(de)(de)新(xin)技(ji)(ji)術，它與直線電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)技(ji)(ji)術、高速(su)刀具(ju)技(ji)(ji)術一(yi)起(qi)，把高速(su)加工推向一(yi)個(ge)新(xin)時(shi)代。電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)是(shi)一(yi)套組件(jian)(jian)(jian)，它包括電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)本身及(ji)其附件(jian)(jian)(jian)：電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)、高頻變頻裝(zhuang)(zhuang)(zhuang)置(zhi)、油霧(wu)潤滑器、冷卻裝(zhuang)(zhuang)(zhuang)置(zhi)、內置(zhi)編碼器、換刀裝(zhuang)(zhuang)(zhuang)置(zhi)等。電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)轉(zhuan)子直接作為(wei)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)，主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)單(dan)(dan)元的(de)(de)殼體(ti)就是(shi)電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)座，并且配合(he)其他零(ling)(ling)部(bu)件(jian)(jian)(jian)，實現(xian)(xian)電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)與車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)的(de)(de)一(yi)體(ti)化(hua)。目前，隨著電(dian)(dian)(dian)氣(qi)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)技(ji)(ji)術(變頻調(diao)速(su)技(ji)(ji)術、電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)矢量控(kong)制技(ji)(ji)術等)的(de)(de)迅速(su)發展(zhan)和日(ri)趨完善，高速(su)50數(shu)(shu)控(kong)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)系統(tong)(tong)(tong)的(de)(de)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie)結構已(yi)得到極大的(de)(de)簡化(hua)，基本上取(qu)消了(le)帶(dai)輪(lun)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)和齒輪(lun)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)。車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)由(you)(you)內裝(zhuang)(zhuang)(zhuang)式(shi)電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)直接驅動(dong)(dong)(dong)(dong)(dong)(dong)，從(cong)而把車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)鏈的(de)(de)長度縮短為(wei)零(ling)(ling)，實現(xian)(xian)了(le)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)“零(ling)(ling)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)”。這種(zhong)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)與車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)“合(he)二為(wei)一(yi)”的(de)(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)結構形式(shi)，使主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)部(bu)件(jian)(jian)(jian)從(cong)車(che)(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)系統(tong)(tong)(tong)和整(zheng)體(ti)結構中(zhong)相對獨立出來，因(yin)此可做成(cheng)“主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)單(dan)(dan)元”，俗稱“電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)”。由(you)(you)于當前電(dian)(dian)(dian)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)主(zhu)(zhu)(zhu)(zhu)(zhu)要采用的(de)(de)是(shi)交流(liu)高頻電(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)，故也(ye)稱為(wei)“高頻主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)”。由(you)(you)于沒有中(zhong)間(jian)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)環節，有時(shi)又稱它為(wei)“直接傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)主(zhu)(zhu)(zhu)(zhu)(zhu)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)”。

一、50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)定(ding)位(wei)(wei)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)定(ding)位(wei)(wei)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)是指測量車(che)(che)(che)(che)床(chuang)(chuang)(chuang)各(ge)坐標軸(zhou)(zhou)(zhou)(zhou)在(zai)數(shu)(shu)控(kong)系統控(kong)制下所能(neng)達(da)到的(de)(de)(de)(de)(de)位(wei)(wei)置精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)。根據實測的(de)(de)(de)(de)(de)定(ding)位(wei)(wei)50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)數(shu)(shu)值判斷車(che)(che)(che)(che)床(chuang)(chuang)(chuang)是不(bu)是合(he)(he)(he)格(ge)。其內(nei)容有：1、直(zhi)線運(yun)(yun)動(dong)重復定(ding)位(wei)(wei)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)。 2、各(ge)進給軸(zhou)(zhou)(zhou)(zhou)直(zhi)線運(yun)(yun)動(dong)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)。 3、刀架回轉精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)。 4、直(zhi)線運(yun)(yun)動(dong)軸(zhou)(zhou)(zhou)(zhou)機械回零點的(de)(de)(de)(de)(de)返(fan)回精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)。 二(er)、50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)?50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)，也被(bei)稱為動(dong)態精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)，其實質就是對(dui)(dui)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)幾(ji)(ji)何(he)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)和定(ding)位(wei)(wei)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)在(zai)切(qie)削(xue)(xue)(xue)(xue)時的(de)(de)(de)(de)(de)綜(zong)合(he)(he)(he)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)。其內(nei)容可分(fen)(fen)為單(dan)項(xiang)(xiang)切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)和綜(zong)合(he)(he)(he)試件檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)。1、單(dan)項(xiang)(xiang)切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)包(bao)括(kuo)：平面(mian)切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)、直(zhi)線切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)、圓(yuan)柱度(du)(du)(du)(du)(du)、圓(yuan)弧的(de)(de)(de)(de)(de)圓(yuan)度(du)(du)(du)(du)(du)、尾(wei)座(zuo)套筒(tong)軸(zhou)(zhou)(zhou)(zhou)線對(dui)(dui)溜板(ban)移(yi)動(dong)的(de)(de)(de)(de)(de)平行(xing)度(du)(du)(du)(du)(du)、螺紋(wen)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測等。 2、綜(zong)合(he)(he)(he)試件檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)：根據單(dan)項(xiang)(xiang)切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)的(de)(de)(de)(de)(de)內(nei)容，設計一個具(ju)有包(bao)括(kuo)大(da)部分(fen)(fen)單(dan)項(xiang)(xiang)切(qie)削(xue)(xue)(xue)(xue)內(nei)容的(de)(de)(de)(de)(de)工件進行(xing)試切(qie)加工，來確(que)定(ding)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)切(qie)削(xue)(xue)(xue)(xue)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)。 三、50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)幾(ji)(ji)何(he)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)?50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)幾(ji)(ji)何(he)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)是綜(zong)合(he)(he)(he)反映(ying)該設備的(de)(de)(de)(de)(de)關鍵機械零部件和組(zu)裝后(hou)幾(ji)(ji)何(he)形狀誤差。50數(shu)(shu)控(kong)車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)基(ji)本性能(neng)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)與普通車(che)(che)(che)(che)床(chuang)(chuang)(chuang)的(de)(de)(de)(de)(de)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)方(fang)法差不(bu)多，使(shi)用(yong)的(de)(de)(de)(de)(de)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測工具(ju)和方(fang)法也相似(si)，每(mei)一項(xiang)(xiang)要獨立檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)(yan)，但是要求(qiu)更高。所使(shi)用(yong)的(de)(de)(de)(de)(de)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測工具(ju)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)必(bi)須比所檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測的(de)(de)(de)(de)(de)精(jing)(jing)(jing)(jing)(jing)度(du)(du)(du)(du)(du)高一級。其檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測項(xiang)(xiang)目主要有：1、X、Y、Z軸(zhou)(zhou)(zhou)(zhou)的(de)(de)(de)(de)(de)相互垂直(zhi)度(du)(du)(du)(du)(du)。2、主軸(zhou)(zhou)(zhou)(zhou)軸(zhou)(zhou)(zhou)(zhou)向及徑向跳動(dong)。3、主軸(zhou)(zhou)(zhou)(zhou)在(zai)Z軸(zhou)(zhou)(zhou)(zhou)方(fang)向移(yi)動(dong)的(de)(de)(de)(de)(de)直(zhi)線度(du)(du)(du)(du)(du)4、主軸(zhou)(zhou)(zhou)(zhou)回轉軸(zhou)(zhou)(zhou)(zhou)線對(dui)(dui)工作臺(tai)面(mian)的(de)(de)(de)(de)(de)平行(xing)度(du)(du)(du)(du)(du)。

卡(ka)(ka)(ka)盤由于(yu)(yu)長時間的使(shi)(shi)用(yong)(yong)，卡(ka)(ka)(ka)爪(zhua)(zhua)內日磨損(sun)，往往呈喇叭形(xing)，且定(ding)心不好(hao)(hao)，影(ying)響工件的裝卡(ka)(ka)(ka)和加工精度(du)。為(wei)此，采(cai)用(yong)(yong)了(le)研(yan)磨方(fang)法(fa)，對三爪(zhua)(zhua)卡(ka)(ka)(ka)盤卡(ka)(ka)(ka)爪(zhua)(zhua)的內口進行修復。這種方(fang)法(fa)簡(jian)單(dan)、經濟，使(shi)(shi)用(yong)(yong)效果好(hao)(hao)。研(yan)磨時，先(xian)選擇直徑小于(yu)(yu)卡(ka)(ka)(ka)盤體內孔的砂輪(lun)，其磨料為(wei)白剛玉，粒(li)度(du)為(wei)46#～60#，安(an)裝在帶有莫氏錐柄(bing)的磨桿上(shang)(shang)，以便于(yu)(yu)安(an)裝在車(che)床尾(wei)座(zuo)上(shang)(shang)。然后將卡(ka)(ka)(ka)盤爪(zhua)(zhua)移至與砂輪(lun)接觸，開(kai)動(dong)(dong)車(che)床，使(shi)(shi)卡(ka)(ka)(ka)盤以大于(yu)(yu)960r/min的速度(du)旋轉，再驅(qu)動(dong)(dong)尾(wei)座(zuo)手輪(lun)，使(shi)(shi)砂輪(lun)前后移動(dong)(dong)。往復研(yan)磨幾(ji)次(ci)后，把卡(ka)(ka)(ka)爪(zhua)(zhua)適當收(shou)緊(jin)，這樣(yang)反復研(yan)磨幾(ji)次(ci)，視爪(zhua)(zhua)面都研(yan)磨好(hao)(hao)即可

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