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哈陆lu authored 2020-08-14 20:18 . 重新初始化
aid: "9025"
zid: "107047"
title: "手摇式线膛拉床原理动画。"
author: grampus
date: 2013-03-17 21:21:43+07:00
lastmod: 2013-03-19 09:55:00+07:00

grampus 于 2013-3-17 21:21:43 发表了:

R.L 枪管线膛拉床原理动画:

http://v.youku.com/v\_show/id\_XNTI2NzIzMTA0.html

1853 Robbins & Lawrence 机床是一种手摇式的膛线拉床,它是美国南北战争时期的一项发明,这类机床的出现使枪管膛线的加工和来复枪管的大规模生产变成现实。

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临高好像就是用的这种?


念力 于 2013-3-19 07:54:22 发表了:

长姿势了


鹰从天降 于 2013-3-19 09:55:01 发表了:

学习了

看这些设计巧妙的机床真是一种享受


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