快猫下载地址

快貓下(xia)載地址: 齒(chi)輪行(xing)星架的技術要求

齒輪(lun)行(xing)星(xing)(xing)架設計制(zhi)造過(guo)程(cheng)中(zhong)(zhong)(zhong)的(de)(de)技術要求如下：1）中(zhong)(zhong)(zhong)心距(ju)(ju)偏(pian)(pian)差(cha)(cha)。行(xing)星(xing)(xing)架上(shang)各(ge)行(xing)星(xing)(xing)輪(lun)軸(zhou)(zhou)孔(kong)與行(xing)星(xing)(xing)架基準軸(zhou)(zhou)線的(de)(de)中(zhong)(zhong)(zhong)心距(ju)(ju)偏(pian)(pian)差(cha)(cha)將引起(qi)行(xing)星(xing)(xing)輪(lun)徑向(xiang)位移而影響傳動側隙，且當各(ge)中(zhong)(zhong)(zhong)心距(ju)(ju)偏(pian)(pian)差(cha)(cha)數值和(he)方(fang)向(xiang)不同(tong)時(shi)，要影響相鄰行(xing)星(xing)(xing)軸(zhou)(zhou)孔(kong)之(zhi)間的(de)(de)相對弦(xian)距(ju)(ju)誤(wu)差(cha)(cha)的(de)(de)測量值，因此(ci)會影響行(xing)星(xing)(xing)輪(lun)均(jun)載。為此(ci)，要求各(ge)中(zhong)(zhong)(zhong)心距(ju)(ju)的(de)(de)偏(pian)(pian)差(cha)(cha)等(deng)值同(tong)向(xiang)，即(ji)各(ge)中(zhong)(zhong)(zhong)心距(ju)(ju)之(zhi)間的(de)(de)相對誤(wu)差(cha)(cha)等(deng)于(yu)或接近(jin)于(yu)零，一般控制(zhi)在0.01!0.02mm；2）相鄰行(xing)星(xing)(xing)輪(lun)軸(zhou)(zhou)孔(kong)距(ju)(ju)偏(pian)(pian)差(cha)(cha)。相鄰行(xing)星(xing)(xing)輪(lun)軸(zhou)(zhou)孔(kong)距(ju)(ju)偏(pian)(pian)差(cha)(cha)是對各(ge)行(xing)星(xing)(xing)輪(lun)間載荷分配均(jun)衡性影響較大的(de)(de)因素，必須嚴格(ge)控制(zhi)；3）浮動性的(de)(de)軸(zhou)(zhou)向(xiang)間隙。對于(yu)采用均(jun)載機構為幾班構件浮動的(de)(de)行(xing)星(xing)(xing)傳動......

[ 04-17 10:21 ]

快(kuai)貓下載地(di)址: 漸開線齒(chi)輪(lun)齒(chi)數行星傳(chuan)動(dong)參數的確(que)定

漸開(kai)線齒(chi)輪(lun)齒(chi)數(shu)(shu)(shu)行(xing)星(xing)(xing)(xing)傳(chuan)動(dong)參數(shu)(shu)(shu)的(de)(de)(de)確(que)定(ding)行(xing)星(xing)(xing)(xing)傳(chuan)動(dong)中，齒(chi)輪(lun)的(de)(de)(de)齒(chi)數(shu)(shu)(shu)及(ji)行(xing)星(xing)(xing)(xing)輪(lun)數(shu)(shu)(shu)應(ying)滿(man)(man)足(zu)下述(shu)條(tiao)(tiao)件(jian)(jian)(jian)(jian)：1）傳(chuan)動(dong)比條(tiao)(tiao)件(jian)(jian)(jian)(jian)。實(shi)現給定(ding)的(de)(de)(de)傳(chuan)動(dong)比；2）同心條(tiao)(tiao)件(jian)(jian)(jian)(jian)。中心輪(lun)和行(xing)星(xing)(xing)(xing)架軸線重合條(tiao)(tiao)件(jian)(jian)(jian)(jian)下的(de)(de)(de)正確(que)嚙(nie)合，為此各(ge)對(dui)嚙(nie)合齒(chi)輪(lun)間的(de)(de)(de)中心距必(bi)須相(xiang)等；3）裝(zhuang)配條(tiao)(tiao)件(jian)(jian)(jian)(jian)。各(ge)行(xing)星(xing)(xing)(xing)輪(lun)能均布地安(an)裝(zhuang)與(yu)兩中心齒(chi)輪(lun)之間。為此，各(ge)輪(lun)齒(chi)數(shu)(shu)(shu)與(yu)行(xing)星(xing)(xing)(xing)輪(lun)個數(shu)(shu)(shu)必(bi)須要滿(man)(man)足(zu)裝(zhuang)配條(tiao)(tiao)件(jian)(jian)(jian)(jian)，否(fou)則(ze)，當(dang)個行(xing)星(xing)(xing)(xing)輪(lun)裝(zhuang)入嚙(nie)合位置后，其他幾個行(xing)星(xing)(xing)(xing)輪(lun)裝(zhuang)不(bu)進去；4）鄰接條(tiao)(tiao)件(jian)(jian)(jian)(jian)。相(xiang)鄰兩行(xing)星(xing)(xing)(xing)輪(lun)的(de)(de)(de)齒(chi)不(bu)相(xiang)碰。設計行(xing)星(xing)(xing)(xing)傳(chuan)動(dong)。齒(chi)數(shu)(shu)(shu)及(ji)行(xing)星(xing)(xing)(xing)輪(lun)數(shu)(shu)(shu)的(de)(de)(de)確(que)定(ding)除(chu)滿(man)(man)足(zu)上述(shu)四個條(tiao)(tiao)件(jian)(jian)(jian)(jian)外，還需滿(man)(man)足(zu)其他一些附加條(tiao)(tiao)件(jian)(jian)(jian)(jian)。例如(ru)，告訴重載的(de)(de)(de)行(xing)星(xing)(xing)(xing)......

[ 04-16 16:07 ]

快貓下載地(di)址: 錐(zhui)齒(chi)(chi)輪和準(zhun)雙(shuang)曲面齒(chi)(chi)輪的分類

錐齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)和準(zhun)雙(shuang)曲(qu)面(mian)(mian)(mian)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)按(an)冠(guan)(guan)(guan)輪(lun)(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)(chi)線(xian)(xian)形(xing)(xing)狀分(fen)(fen)(fen)類。常(chang)用的(de)直(zhi)(zhi)線(xian)(xian)刀(dao)刃(ren)相對(dui)于(yu)冠(guan)(guan)(guan)輪(lun)(lun)(lun)的(de)切削運(yun)(yun)動(dong)形(xing)(xing)成(cheng)的(de)軌(gui)跡曲(qu)面(mian)(mian)(mian)為(wei)冠(guan)(guan)(guan)輪(lun)(lun)(lun)產(chan)形(xing)(xing)面(mian)(mian)(mian)；產(chan)形(xing)(xing)面(mian)(mian)(mian)與(yu)分(fen)(fen)(fen)度(du)(du)平(ping)面(mian)(mian)(mian)的(de)交線(xian)(xian)為(wei)冠(guan)(guan)(guan)輪(lun)(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)(chi)線(xian)(xian)，按(an)冠(guan)(guan)(guan)輪(lun)(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)(chi)線(xian)(xian)把錐齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)和準(zhun)雙(shuang)面(mian)(mian)(mian)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)分(fen)(fen)(fen)成(cheng)四種齒(chi)(chi)(chi)(chi)(chi)(chi)形(xing)(xing)。1）直(zhi)(zhi)齒(chi)(chi)(chi)(chi)(chi)(chi)。刀(dao)叉作(zuo)直(zhi)(zhi)線(xian)(xian)運(yun)(yun)動(dong)，產(chan)形(xing)(xing)輪(lun)(lun)(lun)的(de)直(zhi)(zhi)齒(chi)(chi)(chi)(chi)(chi)(chi)線(xian)(xian)通過冠(guan)(guan)(guan)輪(lun)(lun)(lun)中心(xin)，加工出(chu)直(zhi)(zhi)齒(chi)(chi)(chi)(chi)(chi)(chi)錐齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)；2）斜齒(chi)(chi)(chi)(chi)(chi)(chi)。刀(dao)刃(ren)作(zuo)直(zhi)(zhi)線(xian)(xian)運(yun)(yun)動(dong)，冠(guan)(guan)(guan)輪(lun)(lun)(lun)直(zhi)(zhi)齒(chi)(chi)(chi)(chi)(chi)(chi)線(xian)(xian)切于(yu)分(fen)(fen)(fen)度(du)(du)平(ping)面(mian)(mian)(mian)上(shang)(shang)與(yu)冠(guan)(guan)(guan)輪(lun)(lun)(lun)同心(xin)的(de)一個圓(yuan)(yuan)，加工出(chu)斜齒(chi)(chi)(chi)(chi)(chi)(chi)錐齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)；3）弧齒(chi)(chi)(chi)(chi)(chi)(chi)。銑刀(dao)盤直(zhi)(zhi)線(xian)(xian)刀(dao)刃(ren)形(xing)(xing)成(cheng)的(de)刃(ren)錐面(mian)(mian)(mian)與(yu)冠(guan)(guan)(guan)輪(lun)(lun)(lun)分(fen)(fen)(fen)度(du)(du)平(ping)面(mian)(mian)(mian)的(de)交線(xian)(xian)為(wei)圓(yuan)(yuan)弧齒(chi)(chi)(chi)(chi)(chi)(chi)線(xian)(xian)，加工出(chu)弧齒(chi)(chi)(chi)(chi)(chi)(chi)錐齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)和準(zhun)雙(shuang)曲(qu)面(mian)(mian)(mian)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)；4）準(zhun)漸開線(xian)(xian)齒(chi)(chi)(chi)(chi)(chi)(chi)。錐滾刀(dao)除自轉之外相對(dui)于(yu)冠(guan)(guan)(guan)輪(lun)(lun)(lun)運(yun)(yun)動(dong)，刀(dao)刃(ren)在其(qi)分(fen)(fen)(fen)度(du)(du)平(ping)面(mian)(mian)(mian)上(shang)(shang)形(xing)(xing)成(cheng)準(zhun)漸開線(xian)(xian)齒(chi)(chi)(chi)(chi)(chi)(chi)......

[ 04-16 11:27 ]

快貓下載地(di)址: 圓弧齒(chi)輪(lun)齒(chi)面疲(pi)勞點蝕的(de)主要原因(yin)

圓(yuan)弧(hu)(hu)齒(chi)(chi)輪傳動即使(shi)(shi)綜合(he)(he)曲率半徑大(da)、接(jie)觸(chu)強度(du)較(jiao)高(gao)，但若安裝(zhuang)、跑合(he)(he)、使(shi)(shi)用不(bu)恰當時，也可能產生(sheng)齒(chi)(chi)面(mian)蒲牢(lao)點蝕。1.輪齒(chi)(chi)的(de)硬度(du)偏(pian)低，熱處理質量(liang)差；2.未經(jing)跑合(he)(he)或(huo)跑合(he)(he)不(bu)充分(fen)，就(jiu)進行(xing)滿(man)負荷運行(xing)，或(huo)長期超負荷進行(xing)；3.制造(zao)或(huo)者裝(zhuang)配(pei)誤差較(jiao)大(da)，使(shi)(shi)齒(chi)(chi)面(mian)初(chu)始(shi)接(jie)觸(chu)跡位(wei)置偏(pian)離理論接(jie)觸(chu)跡位(wei)置較(jiao)多或(huo)出現(xian)偏(pian)載，經(jing)跑合(he)(he)后仍不(bu)能使(shi)(shi)嚙(nie)合(he)(he)齒(chi)(chi)面(mian)良好地貼合(he)(he)，使(shi)(shi)實際應力超過許用值；4.潤滑油(you)選用不(bu)合(he)(he)理，影響(xiang)了油(you)膜的(de)形成。實際情況下，我們可以采用適當的(de)配(pei)合(he)(he)工(gong)藝、提高(gao)圓(yuan)弧(hu)(hu)齒(chi)(chi)輪傳動的(de)齒(chi)(chi)面(mian)硬度(du)、選用合(he)(he)適的(de)潤滑油(you)來(lai)減少(shao)齒(chi)(chi)面(mian)疲(pi)勞點蝕現(xian)象的(de)產生(sheng)。以上內容摘自《齒(chi)(chi)輪傳動設計手冊》......

[ 04-15 16:32 ]

快貓(mao)下載地址(zhi): 高速齒輪(lun)傳動設計材(cai)料的要求

齒輪(lun)(lun)的(de)(de)材(cai)(cai)料(liao)和熱(re)處(chu)(chu)理(li)(li)質量對告訴齒輪(lun)(lun)的(de)(de)承(cheng)載能(neng)(neng)力和壽命(ming)至關重(zhong)要。在JB/T5078-1991《高速齒輪(lun)(lun)材(cai)(cai)料(liao)選(xuan)擇及熱(re)處(chu)(chu)理(li)(li)質量控(kong)制的(de)(de)一(yi)般規定》中提(ti)出(chu)選(xuan)擇高速齒輪(lun)(lun)材(cai)(cai)料(liao)時應綜合(he)考慮(lv)以下幾點：1.材(cai)(cai)料(liao)的(de)(de)化(hua)學(xue)成分、力學(xue)性(xing)(xing)能(neng)(neng)及機(ji)械加工(gong)性(xing)(xing)能(neng)(neng)；2.應根據(ju)高速齒輪(lun)(lun)的(de)(de)工(gong)作條件，熱(re)處(chu)(chu)理(li)(li)工(gong)藝（調(diao)質或表面硬化(hua)處(chu)(chu)理(li)(li)）確定所用(yong)鋼(gang)號；3.對承(cheng)受重(zhong)載荷并(bing)有(you)沖(chong)擊的(de)(de)高速齒輪(lun)(lun)，應選(xuan)用(yong)鎳(nie)、鉻、鉬鋼(gang)或鎳(nie)鉬鋼(gang)；4.高速齒輪(lun)(lun)應采用(yong)能(neng)(neng)淬透性(xing)(xing)的(de)(de)結構(gou)鋼(gang)；5.高速齒輪(lun)(lun)的(de)(de)材(cai)(cai)料(liao)應具有(you)較(jiao)高的(de)(de)純度及尺寸(cun)穩定性(xing)(xing)；6.材(cai)(cai)料(liao)的(de)(de)結構(gou)合(he)理(li)(li)性(xing)(xing)。以上(shang)內(nei)容摘自《齒輪(lun)(lun)傳動設計手冊》 北京工(gong)業出(chu)版社兆(zhao)......

[ 04-15 10:52 ]

快(kuai)貓下載地(di)址: 齒輪(lun)精度標準適(shi)用范(fan)圍

設計齒(chi)(chi)(chi)輪(lun)時，必須按(an)照(zhao)適用(yong)要求確定其精度等級，具體(ti)的(de)齒(chi)(chi)(chi)輪(lun)經理(li)，會有以(yi)下幾種適用(yong)范圍：1.GB/T10095.1對法向模數(shu)m》0.5~70mm、分度圓(yuan)(yuan)直(zhi)徑d》5~10000mm。齒(chi)(chi)(chi)寬(kuan)b》4~1000mm的(de)單(dan)個漸開線(xian)圓(yuan)(yuan)柱齒(chi)(chi)(chi)輪(lun)規(gui)定了(le)輪(lun)齒(chi)(chi)(chi)同(tong)側齒(chi)(chi)(chi)面偏差的(de)定義(yi)和(he)允許值(zhi)；2.GB/T10095.2對法向模數(shu)m》0.2~10mm、分度圓(yuan)(yuan)直(zhi)徑d》5~1000mm的(de)單(dan)個漸開線(xian)圓(yuan)(yuan)柱齒(chi)(chi)(chi)輪(lun)規(gui)定了(le)徑向綜合(he)偏差與徑向跳動的(de)定義(yi)和(he)允許值(zhi)上述兩(liang)項(xiang)標準并不適用(yong)于(yu)漸開線(xian)圓(yuan)(yuan)柱齒(chi)(chi)(chi)輪(lun)副，且(qie)GB/T10095.1和(he)GB/T10095.2均適用(yong)于(yu)基本(ben)齒(chi)(chi)(chi)廓符(fu)合(he)GB/......

[ 04-14 15:30 ]