這里所說(shuō)的加工,主要是指卷制、壓制、剪切和焊接等工序的加工,按設(shè)計(jì)尺寸劃線后,經(jīng)卷制、壓制和剪切后尺寸會(huì)變大;經(jīng)熱切和焊接后尺寸會(huì)變小,因而會(huì)影響制件的幾何尺寸。切割分冷切(如剪切)和熱切,冷切會(huì)使板料伸長(zhǎng),熱切會(huì) (共 2927 字) [閱讀本文] >>
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 這里所說(shuō)的加工,主要是指卷制、壓制、剪切和焊接等工序的加工,按設(shè)計(jì)尺寸劃線后,經(jīng)卷制、壓制和剪切后尺寸會(huì)變大;經(jīng)熱切和焊接后尺寸會(huì)變小,因而會(huì)影響制件的幾何尺寸。切割分冷切(如剪切)和熱切,冷切會(huì)使板料伸長(zhǎng),熱切會(huì) (共 2927 字) [閱讀本文] >>