第570章 测试青铜火炮
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今天学生们被带到了工房,每人都得学会用模具制作铅弹。更多小说ltxsba.com
块头颇大的模具很重,年龄小的学生就两人一组,先融化铅,浇注。
模具打开之后就是一颗颗带有螺纹纹路的铅弹,这种铅弹尾部中空,还得要装一片圆锥形的小木块进去。
方醒拿起一颗铅弹装进了火枪中,介绍道:“火药在枪管中爆燃,膨胀空气,推动木块前进,中空的铅弹尾部就会膨胀,这样能让铅弹与枪膛的间隙更小,射程更远,精度更高……”
“好了,你们自己看看这些模具,思考一下模具的构成。”
这种子弹其实是为线膛枪准备的,膛线的问题早就被解决了,用简易的棍刀进行旋转加工即可。
只是这种加工方法费时,所以方醒先准备打造一支狙击百户。
一节课结束了,方醒就把学生们带到了军营。
朱瞻基已经到了,正和朱芳在一门青铜炮的边上谈话。
看到方醒来了,朱瞻基就好奇的问道:“德华兄,此物叫什么?”
“炮,火炮!”
方醒把学生们叫过来,让朱芳介绍这门火炮。
“这是一门青铜铸造的火炮,口径九十毫米,身管长一点五米,不算车架,全重三百八十二公斤,发射铁弹。”
朱芳拍打着铸铁炮架道:“炮身就固定在炮架上,连接在车架上,这样不但能缓冲发射的后坐力,而且还方便拖拉,只需一匹马就能拖着走,紧急时人力拖动也没问题。”
学生们都好奇的抚摸着这门火炮,轮流去问朱芳一些具体制造的问题,以及射程和杀伤力。
“德华兄,要不咱们试试?”
朱瞻基也是按捺不住好奇心,想要测试一把火炮的威力。
试试就试试!
方醒叫人在远处摆上了多个人型靶子,摆的很密集。
“都闪开!”
一队专门测试火炮的炮手来了,行礼后,他们熟练的掉转炮口,然后装药。
最后就是一枚铁弹被装填进去。
方醒给朱瞻基介绍道:“咱们这个是定装药,目标可以通过调节炮口的角度来实现。”
一根引线从火门插进了药包中,炮手用烧红的细铁棍点燃,然后……等待!
引线嗤嗤的燃烧下去,随即引燃了药包。
“轰!”
铁球被推出炮口,直接飞了出去。
这些学生第一次主动的去思考这个问题,解缙也是抚须微笑,只有黄钟,他若有所思。
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