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機械制造紀實11—手壓小沖床 |
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點評
很羨慕這樣的氛圍。。
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點評
桿4是淬過火的,桿3憑手動那點勁,嚴重磨損怕得幾百萬次。沖床結(jié)構(gòu)多是曲軸,有沖擊力,齒輪運行平穩(wěn),沖擊力小,不適合沖床。
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