2969| 8
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熱裝圓錐配合接觸面積 |
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點(diǎn)評(píng)
(比如機(jī)床尾座的頂尖安裝的接觸面積一定要大于百分之80)----小過(guò)盈量的錐配合,通過(guò)輕推、敲能使錐面產(chǎn)生過(guò)盈配量的,控制接觸面的百分?jǐn)?shù)不小于百分之幾十這個(gè)是非常必要的。對(duì)大過(guò)盈量要靠熱裝或冷裝呢
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