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第139章 将威震天下

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然后钻杆的前端,就是苏钢的单面钻头。

张出逊与李天南二人都有些紧张,他们依杨河的吩咐,各从罐中掏出充为冷却油的菜油抺上钻头,然后张出恭与张出敬各持摇柄,摇起两架车床的钻杆来。

钻杆缓缓转动着,因涂了芝麻油作润滑油的缘故,声音还是很小的。

杨河吩咐二人要注意匀速,然后在他的指挥下,张出逊与李天南又各推活动的铁木台,将固定着的铳管缓缓移来,靠向钻头,最后钻进去,开始缓缓钻膛。

杨河要二人注意钻头情况,钻孔时由于摩擦会产生大量热量,就算用好钢村料,这时若继续钻,也会损伤刀具。

传统的做法是等待冷却,甚至用湿布,这边就是将铳管后移,钻头露出,继续涂抺冷却油,也有些润滑油的作用。

然后继续钻,就这样不断抺冷却油,差不多三个小时左右,一根铳管就钻完了,而且质量非常完美,颇有镜面效果。

将铳管取出来观看,张出逊等人都是叹为观止,似乎跟从杨相公起,就是没完没了的惊喜。

杨河也拿起一根铳管细看,非常满意,这速度,这质量,不说在大明,就是全世界也第一了。

唯一遗憾,没有更好的钢材与冷却油,否则钻一根枪管,不需要半小时。

众人围着看,都是欣喜非常,同时李天南感觉有了这车床工具,似乎钻膛技艺要求大大下降,特别摇动钻杆,似乎……

他鼓起勇气,吞吞吐吐向杨河说,他的弟弟李天西,妹妹李竹娘,也懂一些钻膛摇柄方面的事,往常在老家时,都是二人帮忙自己,不知可不可以调来摇杆?

杨河爽快的道:“行,就让二人过来摇柄,给她们个中级技工的待遇。”

有了车床,摇动钻杆更多是助手的作用,她二人懂得这方面的事,过来摇柄没问题。

也正好将张出恭与张出敬解放出来,干别的事情。

钻完膛,下面是各种零件装配,很多要使用到螺栓等标准件,因为打制了板牙跟丝锥,这方面轻松得太多,特别质量标准如一,更让张出逊等人第一次感觉打制鸟铳如此轻松便利。

……

新安铳关键部位还有阴阳机与铜栓,这都需要老师傅精心打磨,可惜庄中铁匠太少,这是制约火器产量的重要因素。

不过每个月一百多杆产量还是有的。

这些零配件早前张出逊等人陆续有打制一些,完工的铳管都测试后,一一装配上,最后铳成。

军需所靶场上,杨河端详手中一杆新安铳,握在手中,就可以感觉那种精良。

天鹅颈样式的铳托,利于握持与贴腮瞄准,火绳装在火绳仓内,不再碍手碍脚,自动开合的火门装置,不怕大风吹散引药。

铳身铳托涂了生漆,光泽良好,各部件统一的标准,基本公差极小,打磨得非常光滑,一看就是精工大气之作。

后面还有铜栓,一样塞合紧密,推拉自如。

“不错。”

杨河满意的点了点头。

虽没有具体测试过,但手中的火器,射击寿命超过四千发是肯定的。

特别现在口径标准如一,质量几乎一致,每杆铳的膛压都一样,就可以使用定装纸筒弹药了,以后这后勤的复杂度,更大大降低。

一切都很完美,唯一的弊端,太贵。

粗粗估计,打制一杆新安铳,成本要八到十两银子左右。

这个成本会吓跑一大批人,但杨河却认为非常值得。

他不是那些鼠目寸光的官员与军阀,他八到十两银子的新安铳寿命超过四千发,士兵们在战场上也打得放心,用得安心,最大程度发挥火器的威力。

而很多官兵使用的鸟铳,成本二两三钱,便宜,然寿命只有三十发,还动不动就炸膛,士兵用得提心吊胆,基本不用,使文明的力量成为空废。

区区五倍的成本,之间却是一百多倍的质量差距,傻子才用二两三钱的货。

“以后新安铳,将威震天下!”

杨河满意的想着,呛啷一声,拉开了手中的铜栓。

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