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第626章 雏形(1 / 2)

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局面一下子就变得清晰起来——

很明显,缝纫机需要一根可以不停上下来回,穿破布料,把线带过去的针。

注意事项:针孔不需要打在针的尽头,就在针尖后头一点点就可以。

然后,缝纫机需要一个在台面下循环往复的线团——或者可以做成织布的梭子,总之这个方向是左右来回。

注意事项:左右来回的时候,梭子需要刚好穿过上下穿梭的针留下的线圈。

人工自然可以随时调整,但是用机器来做,它只会简单的循环往复,不可能能那么精准地在线圈最大的时候穿过去,所以台面下还需要一个能勾住线圈,并且把线圈放大的装置,确保梭子能稳定地通过。

很容易想得到,做成一个带勾的滚轮就可以,滚上半圈的时候把线圈勾大,滚下半圈的时候放线,方便下一次缝纫的时候勾新的线圈。

“所以,应该需要三个东西。”顾绮墨说着,把装着针线的篓子往旁边一摆,拿着炭笔开始刷刷在纸上画装置图,“至于说怎么控制线的松紧,怎么让布料上的针脚显得匀净……反而都是小事。”

楚瑜就看着顾绮墨画,等图完成,他才道:“或许,可以不要左右摆动的小梭子。”

“怎么说?”顾绮墨抬头。

楚瑜道:“小梭子无非是要把下面那根线穿入上下缝纫的针绕出来的线圈,其实不做那么正正好的滚轮,稍微放得偏一些,再把滚轮镂空,中间放一个线团,滚轮勾着上头的那根弦的线圈绕一圈的时候线团也自然放线,等滚轮一圈绕完了,里头的线随着本就放得不太正的滚轮旋转之后,不就刚刚好在线圈里了?”

顾绮墨开始思考这个方案的可行性,眼睛越来越亮,等彻底想明白之后,都直接给了楚瑜一个香香的抱抱:“殿下真聪明!”

楚瑜的脸一下子就红透了。

而顾绮墨一个兴奋之后才发现自己做了这么过分的事情,微有些脸红,才要松开楚瑜并且道歉“是我忘形了”,就感受到了楚瑜反手抱住自己的力量。

“是你聪明。”楚瑜的声音是变声末期的那种介乎于少年和成年之间的感觉,狠命地戳着情窦初开的少女的心弦,“倘若这个能做出来,你可算是青史留名了。”

顾绮墨脸微红:“哪里就青史留名了,首先得记的是荆王殿下,若不是她说针眼不一定要放在针尾上,还异想天开琢磨什么缝纫不需要整根针都过去,咱们现在还头疼怎么让针掉头呢。”

楚瑜笑道:“倘若将来要为你着书立传,你可千万别提这主意是她的——她已经注定被攻讦身为女子却不精女红了,再留下这种何不食肉糜一样的针为什么不两头尖的问题,你是真担心她挨的骂名还不够呀。”

顾绮墨也笑了,气氛太好,抱都抱了,她索性靠在了楚瑜怀里,脑子里琢磨着要用个什么装置实现缝纫机针的上下往复,可以确定的是缝纫机针应该是固定的,挪动布料会容易一些,而挪动布料,肯定要用手。

那缝纫机上下往复的力量就不要指望来自手了,手忙着呢,来自脚会比较顺利,可以想象出来的缝纫机的样子就应该是一个带踏板的桌子,桌子上有固定的缝纫机针,桌面是方便手来控制布料的,桌肚子挖空,可以安装楚瑜说的带线圈的齿轮,然后踏板就通过朱先生给她演示的各种连杆装置来实现缝纫机针和齿轮的往复运动。

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