主軸確定結(jié)構(gòu)方案:
(1)主軸傳動系統(tǒng)采用V帶、齒輪傳動;
2)傳動形式采用集中式傳動;
(3)主軸換向制動采用雙向片式摩擦離合器和帶式制動器;
(4) 變速系統(tǒng)采用多聯(lián)滑移齒輪變速
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濟(jì)寧利興精密機(jī)械制造有限公司加工各種軸,細(xì)長軸,鍍鋅軸鍍鉻直線利興光軸是在普通直線光軸的基礎(chǔ)上鍍了一層硬鉻
鍍鉻空心軸:鍍鉻空心軸由于其空心結(jié)構(gòu)上的特點,空心軸在很大程度上減輕了重量,并簡化了結(jié)構(gòu),其內(nèi)部適合于穿入測量電線,壓縮空氣,加入潤滑油,或者用于機(jī)械人手臂。本公司還承擔(dān)各種非標(biāo)利興光軸(bao括直徑,公差,材料等)的訂做和各種軸類的加工。
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大批生產(chǎn)CA6140車床主軸加工工藝過程
序號 工序名稱 工序內(nèi)容 定位基準(zhǔn) 設(shè)備
1 備料
2 鍛造 模鍛 立式精鍛機(jī)
3 熱處理 正火
4 鋸頭
5 銑端面鉆中心孔 毛坯外圓 中心孔機(jī)床
6 粗車外圓 {dj1}孔 多刀半自動車床
7 熱處理 調(diào)質(zhì)
8 車大端各部 車大端外圓、短錐、端面及臺階 {dj1}孔 臥式車床
9 車小端各部 仿形車小端各部外圓 {dj1}孔 仿形車床
10 鉆深孔 鉆?48mm通孔 兩端支承軸頸 深孔鉆床
11 車小端錐孔 車小端錐孔(配1∶20錐堵,涂色法檢查接觸率≥50%) 兩端支承軸頸 臥式車床
12 車大端錐孔 車大端錐孔(配莫氏6號錐堵,涂色法檢查接觸率≥30%)、外短錐及端面 兩端支承軸頸 臥式車床
13 鉆孔 鉆大頭端面各孔 大端內(nèi)錐孔 搖臂鉆床
14 熱處理 局部高頻淬火(?90g5、短錐及莫氏6號錐孔) 高頻淬火設(shè)備
15 精車外圓 精車各外圓并切槽、倒角 錐堵{dj1}孔 數(shù)控車床
16 粗磨外圓 粗磨?75h5、?90g5、?105h5外圓 錐堵{dj1}孔 組合外圓磨床
17 粗磨大端錐孔 粗磨大端內(nèi)錐孔(重配莫氏6號錐堵,涂色法檢查接觸率≥40%) 前支承軸頸及?75h5外圓 內(nèi)圓磨床
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