很多零件待加工(gong)(gong)(gong)部位,不(bu)利(li)于機床正常加工(gong)(gong)(gong),如果不(bu)采(cai)用措(cuo)施(shi),會給加工(gong)(gong)(gong)帶來困難,增(zeng)加輔助加工(gong)(gong)(gong)時間,尺寸精度不(bu)易保(bao)證(zheng),加工(gong)(gong)(gong)質量(liang)受到影響。本文介紹加工(gong)(gong)(gong)某設備上的偏心套
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生活中(zhong)我們經常會聽到(dao)有機玻璃(li)和(he)亞克力(li)這兩種(zhong)材(cai)料的產品(pin),據了解有機玻璃(li)和(he)亞克力(li)加工(gong)產品(pin)外(wai)觀美觀,是如今居室裝修運(yun)用(yong)較多見的兩種(zhong)材(cai)料,不過也有很多朋友對它們不
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丙烯酸類(lei)塑料最(zui)具代表性的是PMMA及(ji)其共聚(ju)物,俗稱(cheng)有機玻璃,也稱(cheng)亞(ya)克力其次(ci)是各種涂料、粘合劑(ji)、樹脂改性劑(ji)等(deng),。具有質硬、不(bu)易破碎(sui)、高度透(tou)明、耐(nai)候性好、易于染色
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為(wei)了保證同一批工件在(zai)夾具中占(zhan)據一個正確的(de)(de)位(wei)(wei)置,必須(xu)選擇合理的(de)(de)定(ding)位(wei)(wei)方法和設(she)計相(xiang)應的(de)(de)定(ding)位(wei)(wei)裝置。 上(shang)節已介紹了工件定(ding)位(wei)(wei)原理及定(ding)位(wei)(wei)基準選擇的(de)(de)原則。在(zai)實際(ji)應用時,一
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圖1所示為旋轉(zhuan)套筒組合(he)件(jian),該零件(jian)具有尺(chi)寸精度要求(qiu)高、薄(bo)壁易變(bian)形和裝配形位(wei)公差要求(qiu)高的(de)(de)特點,且(qie)產品材(cai)料為難加(jia)工的(de)(de)A100鋼,該產品是飛機起(qi)落架轉(zhuan)彎(wan)結構(gou)中(zhong)的(de)(de)重(zhong)要零
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鈑金加(jia)工(gong)鈑金加(jia)工(gong)是針對金屬薄板(通常在6mm以下)的一(yi)(yi)種綜(zong)合冷加(jia)工(gong)工(gong)藝(yi),包括剪切,沖(chong)裁,折彎,焊接(jie),鉚接(jie),模(mo)具成型及表面處理等。其(qi)其(qi)顯著的特(te)征(zheng)就(jiu)是同一(yi)(yi)零件厚度一(yi)(yi)致
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1展(zhan)開(kai)方(fang)式(shi)要合理(li),盡可能減(jian)少(shao)不必(bi)要的(de)工(gong)(gong)(gong)序(xu)(xu)(xu)及加(jia)(jia)工(gong)(gong)(gong)的(de)方(fang)便性.考慮實際(ji)加(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi),合理(li)安排(pai)加(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)序(xu)(xu)(xu),(孔(kong)與折邊(bian)距離,壓鉚加(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi),焊接加(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)等,以上情形要考慮加(jia)(jia)工(gong)(gong)(gong)順序(xu)(xu)(xu)
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生(sheng)產實(shi)踐中(zhong),許多零件(jian)是由多個部分組焊,再經機械加工而成,而這些零件(jian)組焊后(hou)往往形狀(zhuang)不(bu)規則,在實(shi)際(ji)加工中(zhong)會出(chu)現定位基(ji)準不(bu)易(yi)確定,找正、裝夾(jia)困難的情況。蓄(xu)能器(qi)本體
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普通車床在(zai)(zai)加工細長軸(zhou)時很難達(da)到較(jiao)(jiao)高的(de)精度要求,無論是鉗工還(huan)是車工在(zai)(zai)面對精度要求較(jiao)(jiao)高的(de)細長軸(zhou)螺紋加工時都存在(zai)(zai)一定的(de)困難。通常情況下,在(zai)(zai)普通車床上加工細長軸(zhou)
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本篇(pian)內容將(jiang)會分享:快(kuai)換(huan)夾(jia)具常見(jian)的(de)接(jie)(jie)口種類(lei)、接(jie)(jie)口選(xuan)用(yong)原則、快(kuai)換(huan)系統的(de)視頻講解、以及零(ling)點定位(wei)系統在發動機盤(pan)環件中的(de)應用(yong)。很多零(ling)件在加(jia)工(gong)中準確(que)定位(wei)和安裝一般需
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