伺服電機連接減速機有限元分析
sifudianjilianjiejiansujiyouxianyuanfenxi。dangran,zaiqiujiezongtigangdufangchengyiqian,haibixuduifangchengshijiaweiyibianjieqianti。sifudianjilianjiejiansujijiegoudelisanhuashizhi:將連續的結構或介質用有限的僅在結點處連接的離散單元的集合體來代替,並使這些單元按變形協調前提相互聯係。假如是斜齒輪蝸輪蝸杆減速機小變形線性彈性題目,則陣為恒定值,隻與材料參數有關,總體剛度方程為線性方程,可用消去法等直接求解:假如是S係xi列lie減jian速su機ji非fei線xian性xing題ti目mu,總zong體ti剛gang度du矩ju陣zhen元yuan素su表biao現xian為wei元yuan素su的de函han數shu,不bu能neng直zhi接jie求qiu解jie,隻zhi能neng用yong其qi它ta求qiu解jie方fang法fa處chu理li。至zhi此ci,我wo們men已yi經jing得de到dao了le連lian續xu介jie質zhi上shang任ren點dian處chu的de位wei移yi、yinglijie。youxiandanyuanfazhongdejiegouyibushiyuanyoudewutihuojiegouwu,ershitongyangcailiaodeyouzhongduodanyuanyidingfangshilianjiechengdelisanwuti。zaijinxingjiegoulisanshi,yinggenjutimudexingzhixuanzeheshidedanyuanleixing、大(da)小(xiao)和(he)排(pai)列(lie),盡(jin)可(ke)能(neng)下(xia)確(que)地(di)模(mo)擬(ni)原(yuan)來(lai)的(de)結(jie)構(gou)。伺(si)服(fu)電(dian)機(ji)連(lian)接(jie)減(jian)速(su)機(ji)跟(gen)著(zhe)軟(ruan)件(jian)技(ji)術(shu)的(de)飛(fei)速(su)發(fa)展(zhan),內(nei)外(wai)良(liang)多(duo)學(xue)者(zhe)都(dou)已(yi)經(jing)編(bian)製(zhi)了(le)相(xiang)應(ying)的(de)合(he)用(yong)程(cheng)序(xu)。沿(yan)著(zhe)單(dan)元(yuan)的(de)邊(bian)界(jie),位(wei)移(yi)的(de)導(dao)數(shu)往(wang)往(wang)不(bu)連(lian)續(xu),因(yin)此(ci)單(dan)元(yuan)邊(bian)界(jie)上(shang)的(de)應(ying)力(li)也(ye)往(wang)往(wang)不(bu)連(lian)續(xu)。工(gong)程(cheng)上(shang)通(tong)常(chang)感(gan)愛(ai)好(hao)的(de)是(shi)邊(bian)沿(yan)和(he)節(jie)點(dian)上(shang)的(de)應(ying)力(li),為(wei)了(le)克(ke)服(fu)S係列減速機邊沿和節點上應力不連續和精度差等缺點,伺服電機減速機般是以單元內高斯點處應力為基準,S係列減速機用乘法修勻單元內各點應力,而在節點上取有關單元平均應力的均勻值。

伺服電機連接減速機若連續體隻在有限的結點上被約束,則應把約束點也取為節點;若有麵約束,則應把麵約束簡化到節點上去,以便S係列減速機對單元組合體施加位移邊界前提,進行約束處理;若連續介質體受有集中力和分布荷載,除把集中力作用點取為節點外,齒輪減速馬達應ying把ba分fen布bu荷he載zai等deng效xiao地di移yi置zhi到dao有you關guan節jie點dian上shang去qu。後hou,還hai應ying建jian立li個ge適shi合he所suo有you單dan元yuan的de總zong體ti坐zuo標biao係xi。經jing驗yan表biao明ming,在zai單dan元yuan節jie點dian處chu所suo計ji算suan的de應ying力li精jing度du差cha,而er在zai某mou些xie內nei部bu點dian,即ji形xing成cheng單dan元yuan剛gang度du矩ju陣zhen足zu的de高gao斯si積ji分fen點dian上shang精jing度du高gao。所suo以yi,我wo們menS係xi列lie減jian速su機ji般ban先xian計ji算suan出chu各ge單dan元yuan積ji分fen點dian處chu的de應ying力li。對dui於yu從cong事shi機ji構gou及ji工gong藝yi設she計ji的de職zhi員yuan往wang往wang非fei專zhuan業ye編bian程cheng職zhi員yuan,伺si服fu電dian機ji連lian接jie減jian速su機ji其qi編bian程cheng水shui平ping受shou到dao限xian製zhi,即ji使shi花hua費fei了le大da量liang的de時shi間jian也ye未wei必bi能neng編bian出chu需xu要yao的de程cheng序xu來lai;對於計算機專業而言,卻往往因缺乏相應的S係列減速機專業技術基礎,再高的編程技巧也無用武之地,同樣很難編製出更加符合Sxiliejiansujishijiyaoqiudeyingyongchengxulai。chuantongdeyouxianyuanfaxuyaoyanjiuzhiyuanzijibianxiejisuanjichengxulaikongzhizhenggejisuanguocheng。zaikenengfanqiyinglijizhonghuoyinglitidujiaodadedifang,yingshidangjiangdanyuanhuafendemijixie。yinci,yongS係列減速機有限元法計算獲得的結果隻是近似的,單元劃分越細且越公道,計算結果精度就越高。假如是剛性約束,般采用消行修處死;在求解出位移法有限元總剛度方程、得到各單元節點處的位移值後,伺服電機連接減速機按式可求出單元內任點處的應力值。http://www.baisuixuetai.com.cn/product/list-saxiliejiansuji-cn.html
關鍵詞:伺服電機減速機一體式選型_減速器選型_減速器選型_減速電機選型_伺服減速機選型_錐齒輪減速機選型_硬齒麵減速電機選型_斜齒輪減速機選型_傘齒輪減速器選型_蝸輪蝸杆伺服電機減速機選型
標簽:  減速機有限元分析
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