八百七十三章:即将起飞
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焊接中心高度超过二十米,从工作台的直径,和下面遍布着的滑动轨道来看,两位教授很容易猜想出,这两台龙门焊接中心是完成飞行器配装的最后一道工序。
这道工序在传统生产中叫铆接蒙皮。
飞机外壳都采用铆钉连接方式,因为飞机蒙皮都是薄板铝合金,这种材料根本无法焊接。另外焊接还会带来结构强度不一,存在焊接残余应力变形等等缺陷。
飞机高速飞行时机体震动非常强烈,采用焊接蒙皮,很可能某片存在焊接缺陷的蒙皮就会被撕裂,然后像一张被撕开的纸一样,撕裂口迅速扩大。
“你们打算用焊接方式,来安装蒙皮?”两位教授的眉毛不停抖动,“还是自动焊接工艺?”
“有问题么?任何一款飞行器都要接受结构静力测试,我们敢这样设计,自然有把握通过测试。”叶青当然明白这两位教授心中的想法,他们一定觉得巨兽工业疯了。
可是技术就是用来打破的,铆钉工艺的存在,并不能证明它比焊接工艺强大。只是受限于材料和机体设计技术,工程师只能采用铆钉而已。
一架客机机身蒙皮铆钉超过十万处,铆钉属于额外负重,采用焊接技术,自然可以节省出海量的自重。
两位教授喃喃张了几次口,最后还是找不到任何反驳的理由。
因为精巧飞行器他们都没见过,眼前这些设备更是闻所未闻,想不敢想,又哪里来的勇气去指手画脚?
常余乐也算内行人之一,当然明白铆钉对飞机的重要性。只是他觉得,像精巧飞行器这种来自二十二世纪的飞行器,理所当然要与众不同。就像科幻片里的飞行舰,要是用密密麻麻的铆钉连接,不是让人笑掉大牙么?
至于这些机械师和飞行员们,已经彻底沉醉在这些让他们热血沸腾的庞大工业机械中。首发..
……
当电动观光车从生产中心驶出时,两位教授已经变得畏首畏尾,他们回头瞻仰这座生产中心,目光里已经带上了敬畏。
下一站,他们来到了一座看似平凡无奇的厂房中。
这座厂房规模不大,外表也和普通厂房并无两样。可是当两道自动门滑开,露出里面静静停泊的那架飞行器,电动车上的人群已经连眨眼都不会了。
“这……这…这是什么?”
“难…难道就是之前停留在生产线上的,那……那两架飞行器框架的…的完全版?”两名教授结结巴巴半天。
“我们打算测试一下它的飞行能力,两位要不要……”叶青笑着点头,眼神里带着“试一试”的不良鼓励。
“啊,我们也能参与飞行测试?”两位教授反而一副获得莫大荣誉的惊喜。
精巧飞行器已经被镀上一层金红涂装,闪耀的巨兽工业徽标位于机尾舱门,和机头两侧。它没有传统飞机的轮式支撑结构,四根可伸缩平衡液压支柱,代替了机轮。
就在人们好奇要不要先给这架飞行器装上导轨,再把它托出库房时。
这座库房的穹顶忽然发出“咔嚓~咔嚓~”的机械运动声,在滑轨带动下,巨大的穹顶缓缓向两边滑落。
两位教授“哔溜~”一声,踩着自动阶梯钻进了飞行器。
常余乐一副想去又不敢的纠结表情,到是常婉玉初生牛犊不怕虎,要不是被她老爸一把攥住,她肯定第三个钻进客舱。
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