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R系列減速電機箱體加工精度的控制

文(wen)章出處:admin 人氣:發表(biao)時間:2019-10-30 11:41

   R系(xi)列減(jian)速(su)電(dian)機(ji)箱(xiang)體加(jia)工(gong)精度(du)的控制。本(ben)文從(cong)箱(xiang)體的加(jia)工(gong)方(fang)面來探(tan)討斜齒(chi)輪減(jian)速(su)機(ji)中(zhong)精度(du)控制的工(gong)藝(yi)方(fang)法(fa)與措(cuo)施(shi),大限度(du)地減(jian)少(shao)斜齒(chi)輪減(jian)速(su)機(ji)在使(shi)用過程中(zhong),因零(ling)部件加(jia)工(gong)及(ji)裝配(pei)誤差造成的軸承發熱(re),異常傳(chuan)動噪音,齒(chi)部損壞,漏油等現象(xiang),提高R系(xi)列減(jian)速(su)電(dian)機(ji)的使(shi)用壽(shou)命(ming)。
 
同軸減速機,R系列減速電機
 
R系(xi)列減速(su)(su)電(dian)機箱(xiang)體(ti)的(de)(de)(de)加工精(jing)度(du)控制:箱(xiang)體(ti)零件(jian)是(shi)整(zheng)臺機器裝(zhuang)配的(de)(de)(de)基準,是(shi)保(bao)證斜(xie)(xie)齒(chi)輪(lun)減速(su)(su)機齒(chi)輪(lun)的(de)(de)(de)運轉(zhuan)精(jing)度(du),為(wei)齒(chi)輪(lun)運轉(zhuan)過程中儲(chu)存(cun)并提供(gong)潤滑和冷卻(que)用油的(de)(de)(de)重要(yao)零件(jian),R系(xi)列減速(su)(su)馬達箱(xiang)體(ti)內部(bu)呈膠形,加工時對(dui)軸承(cheng)支承(cheng)孔尺(chi)寸精(jing)度(du),形位公(gong)差和表面粗糙度(du)要(yao)求較高,否則將影(ying)響軸承(cheng)與孔的(de)(de)(de)配合精(jing)度(du),使(shi)R系(xi)列減速(su)(su)電(dian)機軸的(de)(de)(de)回轉(zhuan)精(jing)度(du)下降,也使(shi)齒(chi)輪(lun)等傳動件(jian)產生震動和噪音,因(yin)此(ci),箱(xiang)體(ti)實(shi)際的(de)(de)(de)加工質(zhi)量(liang),對(dui)斜(xie)(xie)齒(chi)輪(lun)減速(su)(su)機的(de)(de)(de)裝(zhuang)配精(jing)度(du)和使(shi)用壽命都有直接(jie)影(ying)響。
R系(xi)列減速電機箱(xiang)體的(de)焊(han)接(jie)變形控制:焊(han)接(jie)箱(xiang)體應該從(cong)設計及(ji)(ji)工(gong)藝(yi)措施上控制焊(han)件質量,包括合理的(de)焊(han)接(jie)結構、焊(han)縫(feng)尺寸及(ji)(ji)坡口形式,正確(que)選擇(ze)焊(han)接(jie)裝配(pei)順(shun)序及(ji)(ji)焊(han)接(jie)方法(fa),采取必要的(de)工(gong)藝(yi)措施降低焊(han)接(jie)殘余(yu)應力(li),合理安(an)排熱處(chu)理工(gong)藝(yi)消除(chu)焊(han)接(jie)應力(li),般應進行二次去應力(li)退火
R系列齒(chi)輪(lun)(lun)減(jian)速(su)箱(xiang)箱(xiang)體(ti)(ti)(ti)加(jia)(jia)工(gong)(gong)(gong)精(jing)(jing)度(du)分(fen)析:箱(xiang)體(ti)(ti)(ti)的(de)(de)(de)主(zhu)要平面(mian)(mian)是裝(zhuang)配(pei)基(ji)(ji)(ji)(ji)準(zhun),也是加(jia)(jia)工(gong)(gong)(gong)時(shi)的(de)(de)(de)定(ding)(ding)位(wei)基(ji)(ji)(ji)(ji)準(zhun),因此應(ying)有較(jiao)高的(de)(de)(de)平面(mian)(mian)度(du)和(he)較(jiao)小(xiao)的(de)(de)(de)表面(mian)(mian)粗(cu)糙度(du),孔(kong)系的(de)(de)(de)相互(hu)位(wei)置精(jing)(jing)度(du)和(he)尺寸精(jing)(jing)度(du)誤差過大,將(jiang)加(jia)(jia)劇斜齒(chi)輪(lun)(lun)減(jian)速(su)機(ji)軸承(cheng)磨損(sun),發熱(re),軸轉動(dong)(dong)時(shi)產生(sheng)跳動(dong)(dong),使(shi)(shi)(shi)R系列減(jian)速(su)電(dian)機(ji)齒(chi)輪(lun)(lun)嚙合精(jing)(jing)度(du)下(xia)(xia)降,引(yin)起震動(dong)(dong)和(he)噪聲,影響齒(chi)輪(lun)(lun)壽命,因此箱(xiang)體(ti)(ti)(ti)加(jia)(jia)工(gong)(gong)(gong)時(shi)應(ying)針對基(ji)(ji)(ji)(ji)準(zhun)選(xuan)擇(ze)(ze)加(jia)(jia)工(gong)(gong)(gong)方(fang)法、加(jia)(jia)工(gong)(gong)(gong)順序(xu)(xu)等合理(li)安(an)排,可從以下(xia)(xia)幾個方(fang)面(mian)(mian)進行加(jia)(jia)工(gong)(gong)(gong)精(jing)(jing)度(du)控(kong)制。斜齒(chi)輪(lun)(lun)減(jian)速(su)馬達箱(xiang)件的(de)(de)(de)裝(zhuang)配(pei)基(ji)(ji)(ji)(ji)準(zhun)和(he)測量基(ji)(ji)(ji)(ji)準(zhun)通(tong)常是平面(mian)(mian),利用(yong)先(xian)加(jia)(jia)工(gong)(gong)(gong)完的(de)(de)(de)較(jiao)大平面(mian)(mian)作為孔(kong)加(jia)(jia)工(gong)(gong)(gong)的(de)(de)(de)定(ding)(ding)位(wei)基(ji)(ji)(ji)(ji)面(mian)(mian),易(yi)于安(an)裝(zhuang)夾緊牢固,精(jing)(jing)基(ji)(ji)(ji)(ji)準(zhun)可選(xuan)擇(ze)(ze)孔(kong)距較(jiao)遠的(de)(de)(de)兩(liang)孔(kong)及(ji)開合面(mian)(mian)的(de)(de)(de)下(xia)(xia)平面(mian)(mian),這樣可保證開合面(mian)(mian)薄厚及(ji)外(wai)形余量均勻。斜齒(chi)輪(lun)(lun)減(jian)速(su)機(ji)箱(xiang)體(ti)(ti)(ti)、箱(xiang)蓋開合面(mian)(mian)精(jing)(jing)加(jia)(jia)工(gong)(gong)(gong)后進行刮(gua)研,自由狀態下(xia)(xia)塞尺檢(jian)驗結合面(mian)(mian)縫(feng)隙0.03米不入,合箱(xiang)后用(yong)螺栓及(ji)定(ding)(ding)位(wei)銷緊固,箱(xiang)體(ti)(ti)(ti)裝(zhuang)夾應(ying)保證箱(xiang)體(ti)(ti)(ti)結合面(mian)(mian)與鏜桿(gan)中心線重合,使(shi)(shi)(shi)它們處于同(tong)水平面(mian)(mian),同(tong)時(shi)也使(shi)(shi)(shi)已加(jia)(jia)工(gong)(gong)(gong)的(de)(de)(de)端面(mian)(mian)與鏜桿(gan)垂直,R系列減(jian)速(su)電(dian)機(ji)箱(xiang)體(ti)(ti)(ti)加(jia)(jia)工(gong)(gong)(gong)應(ying)符合先(xian)面(mian)(mian)后孔(kong)的(de)(de)(de)工(gong)(gong)(gong)藝順序(xu)(xu),粗(cu)-精(jing)(jing)加(jia)(jia)工(gong)(gong)(gong)分(fen)開,盡量分(fen)配(pei)在兩(liang)臺機(ji)床上,加(jia)(jia)工(gong)(gong)(gong)時(shi)適當(dang)增加(jia)(jia)走(zou)刀次數,用(yong)較(jiao)小(xiao)的(de)(de)(de)夾緊力、較(jiao)小(xiao)的(de)(de)(de)切削用(yong)量對平面(mian)(mian)及(ji)孔(kong)光整(zheng)加(jia)(jia)工(gong)(gong)(gong),可降低切削熱(re)產生(sheng)的(de)(de)(de)變形,箱(xiang)體(ti)(ti)(ti)在裝(zhuang)夾時(shi)夾緊點應(ying)選(xuan)擇(ze)(ze)在剛(gang)度(du)強的(de)(de)(de)方(fang)向(xiang),夾緊力要適度(du)。
R系(xi)列(lie)減速(su)電機箱體上軸(zhou)承孔的(de)加(jia)工(gong)般采取粗(cu)鏜(tang)(tang)(tang) — 半精(jing)(jing)鏜(tang)(tang)(tang) — 精(jing)(jing)鏜(tang)(tang)(tang)的(de)工(gong)藝路(lu)線,經多次(ci)進(jin)給切(qie)削,可獲得較穩定(ding)的(de)尺寸精(jing)(jing)度及其(qi)相(xiang)互配合(he)間(jian)隙,減小鏜(tang)(tang)(tang)桿的(de)擺(bai)動,提(ti)高工(gong)藝系(xi)統的(de)穩定(ding)性,有利于同(tong)軸(zhou)孔系(xi)加(jia)工(gong)的(de)同(tong)軸(zhou)度
 
同軸減(jian)(jian)速機,R系列減(jian)(jian)速電機

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