中文字幕人妻无码视频_亚洲国产欧美在线观看_69sex久久精品国产麻豆_人人澡 人人澡 人人看

歡迎您光臨重慶塞蒙電機官網 專注電機修理、變壓器維修、技術改造、現場檢修及維護
重慶電機維修重慶直流電機維修
行業資訊
當前位置:首頁 > 行業動態>新聞資訊>行業資訊

根據電動機按起動與運行方式不同

文章出處:maituwangluo.com  |  發布時間:2017/8/11 11:03:24  |  瀏覽次數:668
一旦設備出現(xian)故(gu)(gu)障(zhang),對產量(liang)損(sun)失很大(da)。所(suo)以在生產現(xian)場快速(su)的發(fa)現(xian)問題,解(jie)決(jue)問題成了每個公司提高設備效率的主要手(shou)段,同時要求設備工(gong)程師多加學習,要不斷提高解(jie)決(jue)問題的能力。現(xian)將生產過程中遇(yu)到的 故(gu)(gu)障(zhang)及常見問題,簡單(dan)描述,和大(da)家共享(xiang)。
1.  故(gu)障(zhang)分析
1.1故(gu)障(zhang)描述:SANYO TCM3000Z生產過程中突然(ran)少件,飛件,部(bu)(bu)分(fen)吸嘴(zui)和頭部(bu)(bu)自動屏蔽。
1.2 現(xian)場檢查:機器無報警,機器生產(chan)完成后,手動傳出就已經發(fa)現(xian)PCB的板子上(shang)亂件飛件。還(huan)發(fa)現(xian)在機器內(nei)部有一些(xie)吸嘴(NOZZLE)散落。
1.3故障(zhang)排查
1.3.1考慮吸(xi)(xi)嘴(zui)脫(tuo)落(luo)可(ke)能導(dao)致(zhi)貼裝頭漏氣,最后吸(xi)(xi)著不良,導(dao)致(zhi)少(shao)(shao)件,飛件。將缺少(shao)(shao)的吸(xi)(xi)嘴(zui)重新補裝,做貼裝頭高度及(ji)對中校準(zhun),做真空檢測(ce),全部(bu)合格。繼續(xu)生產(chan),發現還(huan)是(shi)發生少(shao)(shao)件,飛件,吸(xi)(xi)嘴(zui)脫(tuo)落(luo),并且脫(tuo)落(luo)的吸(xi)(xi)嘴(zui)和(he)頭都(dou)不固定(ding)。
1.3.2考(kao)慮X/Y運(yun)動工(gong)作臺不平,可(ke)能影響元件貼裝(zhuang)高度(du),導致飛件,少件發生(sheng)。由于是(shi)運(yun)行過程突然(ran)發生(sheng),這種可(ke)能行很小。使(shi)用千分表對軌道和工(gong)作臺做橫向縱向檢(jian)測,全(quan)部在合格的范圍內。
1.3.3考慮貼(tie)裝(zhuang)(zhuang)頭Z軸貼(tie)裝(zhuang)(zhuang)高(gao)度(du)超(chao)差(cha),可能影(ying)響元件(jian)貼(tie)裝(zhuang)(zhuang)高(gao)度(du),導致(zhi)飛(fei)件(jian),少件(jian)發生(sheng)。使(shi)用(yong)千分(fen)表對各個貼(tie)裝(zhuang)(zhuang)頭的高(gao)度(du)和(he)運動(dong)行程做檢測(ce),全(quan)部在合格范圍(wei)內(nei)。
1.3.4考慮機器頭(tou)部控制真空(kong)通斷氣(qi)閥故(gu)障(zhang),導致在貼裝(zhuang)元器件時(shi)氣(qi)閥不(bu)能及時(shi)關閉,將元器件帶走,導致少件。但是經過(guo)檢查棄(qi)料盒,沒有(you)發(fa)現貼裝(zhuang)過(guo)沾有(you)錫膏(gao)的元件。為安全(quan)起見,繼續實驗(yan)(yan)(yan),考慮氣(qi)閥不(bu)可能同(tong)時(shi)失靈,將頭(tou)部按照奇數偶數分(fen)成(cheng)(cheng)兩部分(fen),分(fen)別屏(ping)蔽(bi)做實驗(yan)(yan)(yan),故(gu)障(zhang)都(dou)有(you)發(fa)生。分(fen)成(cheng)(cheng)四部分(fen)繼續試驗(yan)(yan)(yan),故(gu)障(zhang)依舊(jiu)。
1.3.5考慮可(ke)能(neng)是速度(du)過快,導致部(bu)分機構失靈。將速度(du)由(you)0.1 s降至0.3 s,0.5 s,和1.0 s,故障(zhang)依舊。檢查機器真(zhen)空泵運轉(zhuan)情(qing)況,正常。有刷直(zhi)流
可分為永磁直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和電(dian)(dian)(dian)磁直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。電(dian)(dian)(dian)磁直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)又分為串勵直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、并勵直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、他勵直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和復勵直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。永磁直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)又分為稀土(tu)永磁直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)、鐵氧(yang)體永磁直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)和鋁鎳鈷永磁直流(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)。
按起動(dong)與運(yun)行方式分類
根據電(dian)(dian)(dian)動(dong)(dong)機按起動(dong)(dong)與運(yun)行方式不同,可分為電(dian)(dian)(dian)容(rong)起動(dong)(dong)式單(dan)相(xiang)異步(bu)電(dian)(dian)(dian)動(dong)(dong)機、電(dian)(dian)(dian)容(rong)運(yun)轉式單(dan)相(xiang)異步(bu)電(dian)(dian)(dian)動(dong)(dong)機、電(dian)(dian)(dian)容(rong)起動(dong)(dong)運(yun)轉式單(dan)相(xiang)異步(bu)電(dian)(dian)(dian)動(dong)(dong)機和(he)分相(xiang)式單(dan)相(xiang)異步(bu)電(dian)(dian)(dian)動(dong)(dong)機。
4.按用途分(fen)類 可分(fen)為(wei)驅(qu)動(dong)用電(dian)動(dong)機和控制用電(dian)動(dong)機。
驅動(dong)用(yong)電(dian)(dian)(dian)動(dong)機(ji)又分為電(dian)(dian)(dian)動(dong)工(gong)具(ju)(包括鉆孔、拋光、磨光、開槽(cao)、切割、擴孔等(deng)(deng)工(gong)具(ju))用(yong)電(dian)(dian)(dian)動(dong)機(ji)、家電(dian)(dian)(dian)(包括洗衣(yi)機(ji)、電(dian)(dian)(dian)風(feng)扇、電(dian)(dian)(dian)冰箱、空調器、錄(lu)音(yin)機(ji)、錄(lu)像機(ji)、影碟機(ji)、吸塵器、照相(xiang)機(ji)、電(dian)(dian)(dian)吹風(feng)、電(dian)(dian)(dian)動(dong)剃須刀(dao)等(deng)(deng))用(yong)電(dian)(dian)(dian)動(dong)機(ji)及其它通用(yong)小(xiao)型機(ji)械設備(包括各種小(xiao)型機(ji)床、小(xiao)型機(ji)械、醫療器械、電(dian)(dian)(dian)子(zi)儀器等(deng)(deng))用(yong)電(dian)(dian)(dian)動(dong)機(ji)。
行業資訊
聯系我們


服務熱(re)線:

聯系(xi)人:(江先(xian)生

企業(ye)傳真:
客(ke)服QQ:185391137
企業(ye)郵箱:

公司(si)網站(zhan)://maituwangluo.com/

公(gong)司地(di)址:重慶市(shi)白市(shi)驛凈龍