東昌府齒輪齒條從(cong)市場(chang)和用(yong)戶需要(yao)出(chu)發,充分滿足梳(shu)理(li)設備(bei)對金屬針布齒條的(de)功效要(yao)求。2.1安(an)全性設計產品(pin)時,必(bi)須對使用(yong)過程的(de)種(zhong)種(zhong)不安(an)全因素(su),采取(qu)有利措施,加以防范,確保使用(yong)時的(de)設備(bei)和人身安(an)全。
4.剃(ti)(ti)齒(chi) 在大批(pi)量(liang)生產中剃(ti)(ti)齒(chi)是非淬硬齒(chi)面常(chang)用(yong)的精加工方法其(qi)工作原(yuan)理是利用(yong)剃(ti)(ti)齒(chi)刀與被加工齒(chi)輪作自(zi)由嚙合(he)運動,借(jie)助于兩者之間(jian)的相對滑移,從齒(chi)面上剃(ti)(ti)下很(hen)細的切屑(xie),以提高齒(chi)面的精度。
齒(chi)條(tiao)材(cai)料的(de)特(te)點齒(chi)條(tiao)為自升式海上石油平臺的(de)關(guan)鍵構件,它(ta)承受平臺體(ti)升、降(jiang)時產(chan)(chan)生的(de)載荷。齒(chi)條(tiao)焊接(jie)質量的(de)優(you)與(yu)劣(lie)以及(ji)齒(chi)條(tiao)對(dui)接(jie)縫處的(de)齒(chi)間距焊后(hou)是(shi)否符合公差(cha)要求,是(shi)保證平臺安全(quan)使(shi)用的(de)必(bi)要條(tiao)件。由于齒(chi)條(tiao)是(shi)調(diao)質鋼(gang),以及(ji)齒(chi)條(tiao)的(de)厚(hou)度(du)大(da),剛性大(da),拘束度(du)大(da),即(ji)使(shi)焊縫中有(you)很小的(de)缺陷,也(ye)會形成裂紋(wen)源,導致裂紋(wen)產(chan)(chan)生。根(gen)據以上特(te)點,調(diao)質高強度(du)鋼(gang)的(de)齒(chi)條(tiao)在(zai)焊接(jie)時應進行(xing)以下工作:
齒(chi)輪(lun)(lun)的(de)加(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝過程(cheng)(cheng)包括以下(xia)過程(cheng)(cheng):齒(chi)輪(lun)(lun)毛坯(pi)加(jia)(jia)工(gong)(gong)(gong)(gong)、齒(chi)面(mian)加(jia)(jia)工(gong)(gong)(gong)(gong)、熱處理工(gong)(gong)(gong)(gong)藝及齒(chi)面(mian)的(de)精(jing)加(jia)(jia)工(gong)(gong)(gong)(gong),齒(chi)輪(lun)(lun)加(jia)(jia)工(gong)(gong)(gong)(gong)的(de)工(gong)(gong)(gong)(gong)藝流(liu)程(cheng)(cheng)是怎樣的(de)呢(ni)? 1、齒(chi)輪(lun)(lun)的(de)毛坯(pi)件(jian)主要(yao)是鍛件(jian)、棒料或鑄件(jian),其(qi)中鍛件(jian)使用多對(dui)毛坯(pi)件(jian)首(shou)先進(jin)(jin)行正火處理,改善其(qi)切削加(jia)(jia)工(gong)(gong)(gong)(gong)型(xing),便于切削;然后(hou)進(jin)(jin)行粗加(jia)(jia)工(gong)(gong)(gong)(gong),按(an)照(zhao)齒(chi)輪(lun)(lun)設計要(yao)求,先將毛坯(pi)加(jia)(jia)工(gong)(gong)(gong)(gong)成大致形狀,保留(liu)較多余量; 2、再進(jin)(jin)行半精(jing)加(jia)(jia)工(gong)(gong)(gong)(gong),車、滾、插齒(chi),使齒(chi)輪(lun)(lun)基本成型(xing);之(zhi)后(hou)對(dui)齒(chi)輪(lun)(lun)進(jin)(jin)行熱處理,改善齒(chi)輪(lun)(lun)的(de)力學(xue)性能,按(an)照(zhao)使用要(yao)求和所用材料的(de)不同,有調質、滲碳(tan)淬(cui)火、齒(chi)面(mian)高頻感應加(jia)(jia)熱淬(cui)火等;后(hou)對(dui)齒(chi)輪(lun)(lun)進(jin)(jin)行精(jing)加(jia)(jia)工(gong)(gong)(gong)(gong),精(jing)修基準(zhun)、精(jing)加(jia)(jia)工(gong)(gong)(gong)(gong)齒(chi)形。
加(jia)(jia)工(gong)圓(yuan)(yuan)柱(zhu)齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)部的方(fang)法(包括直齒(chi)(chi)(chi)(chi)(chi)、斜齒(chi)(chi)(chi)(chi)(chi)、人字齒(chi)(chi)(chi)(chi)(chi)的圓(yuan)(yuan)柱(zhu)齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)以及齒(chi)(chi)(chi)(chi)(chi)條和非圓(yuan)(yuan)齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)的齒(chi)(chi)(chi)(chi)(chi)部切削加(jia)(jia)工(gong))主要有(you)成形(xing)法和展成法兩類。一.成形(xing)法切齒(chi)(chi)(chi)(chi)(chi) 利(li)(li)用與被切齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)槽輪(lun)(lun)廓相同的成形(xing)刀(dao)具或成形(xing)砂輪(lun)(lun),由分度機(ji)構(gou)將工(gong)件分齒(chi)(chi)(chi)(chi)(chi)逐齒(chi)(chi)(chi)(chi)(chi)切出,常(chang)用的有(you)銑(xian)齒(chi)(chi)(chi)(chi)(chi)、拉齒(chi)(chi)(chi)(chi)(chi)、磨齒(chi)(chi)(chi)(chi)(chi)。二. 銑(xian)齒(chi)(chi)(chi)(chi)(chi) 利(li)(li)用盤(pan)形(xing)齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)銑(xian)刀(dao)在銑(xian)床上加(jia)(jia)工(gong)或利(li)(li)用指(zhi)形(xing)齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)銑(xian)刀(dao)(見齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)加(jia)(jia)工(gong)刀(dao)具)在有(you)單齒(chi)(chi)(chi)(chi)(chi)分度機(ji)構(gou)的滾齒(chi)(chi)(chi)(chi)(chi)機(ji)上加(jia)(jia)工(gong).
齒(chi)條(tiao)和(he)齒(chi)輪(lun)安裝后不能馬上(shang)投入使(shi)用,我們需要對其(qi)先進行調整(zheng)齒(chi)條(tiao)驅動是一種非常(chang)高(gao)效(xiao)的傳動方(fang)式 齒(chi)條(tiao)驅動是一種非常(chang)高(gao)效(xiao)的傳動方(fang)式,通常(chang)被采(cai)用于軸(zhou)向力(li)較大的應用。
東昌(chang)府齒(chi)輪(lun)齒(chi)條3、計(ji)(ji)算齒(chi)輪(lun)的(de)(de)傳(chuan)動(dong)比,與直齒(chi)、斜齒(chi)沒(mei)有關(guan)系,都是(shi)一樣的(de)(de)計(ji)(ji)算4、傳(chuan)動(dong)比的(de)(de)大小是(shi)根據工作(zuo)機械的(de)(de)需要(yao)來計(ji)(ji)算的(de)(de),其計(ji)(ji)算是(shi)一電動(dong)機轉(zhuan)速(su)減速(su)到工作(zuo)機構需要(yao)的(de)(de)轉(zhuan)速(su),這就是(shi)總(zong)傳(chuan)動(dong)比ι5、將總(zong)傳(chuan)動(dong)比計(ji)(ji)算出來后(hou),再計(ji)(ji)算中間(jian)齒(chi)輪(lun)每一級之間(jian)的(de)(de)傳(chuan)動(dong)比,如ι1、ι2、ι3……
齒(chi)輪齒(chi)條嚙合傳(chuan)動的(de)(de)(de)特(te)點 事(shi)實上(shang)齒(chi)條以及齒(chi)輪的(de)(de)(de)合并(bing)成傳(chuan)送是(shi)其(qi)的(de)(de)(de)一(yi)種(zhong)特(te)別的(de)(de)(de)方(fang)法鏈輪的(de)(de)(de)條就(jiu)像是(shi)一(yi)個被(bei)拉直了舒展(zhan)的(de)(de)(de),這(zhe)種(zhong)的(de)(de)(de)傳(chuan)送不在是(shi)單(dan)一(yi)其(qi)的(de)(de)(de)本身完成的(de)(de)(de)圓周運行(xing),是(shi)其(qi)能夠在條上(shang)運行(xing)經過(guo)這(zhe)種(zhong)的(de)(de)(de)一(yi)種(zhong)形式,實現力的(de)(de)(de)傳(chuan)送。
東(dong)昌(chang)府(fu)齒輪(lun)齒條(8)安裝(zhuang)齒條保(bao)護罩(zhao)(zhao)(zhao),應(ying)在(zai)保(bao)護罩(zhao)(zhao)(zhao)的唇部涂(tu)上(shang)潤滑(hua)脂,注意不要損(sun)傷和扭(niu)曲保(bao)護罩(zhao)(zhao)(zhao)。(9)其過(guo)程為(wei),擰(ning)緊鎖緊螺(luo)母(mu),使(shi)轉(zhuan)向橫拉桿連(lian)接(jie)到齒條尾端(duan)并使(shi)配合記號對準;調整(zheng)好(hao)轉(zhuan)向橫拉桿后,擰(ning)緊鎖緊螺(luo)母(mu),其擰(ning)緊力(li)矩為(wei)88N.m。(10)安裝(zhuang)防塵罩(zhao)(zhao)(zhao)。應(ying)在(zai)防塵罩(zhao)(zhao)(zhao)上(shang)涂(tu)以(yi)二(er)硫化鋁(lv)鉀基潤滑(hua)脂。
在1%到* 的范圍(wei)內,調整幅度(du)是(shi)1%強度(du)越大,相當于(yu)速度(du)也(ye)越大。
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