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魔界狂想曲- 第1792章 對小船的思考-玄幻奇幻-萬花小說
当前位置:萬花小說>书库>玄幻奇幻>魔界狂想曲> 第1792章 對小船的思考

第1792章 對小船的思考

  ‘小樹’跟他住同一個帳篷,為的是方便馬林教他算術以及做木工。


  木工對原始人來說乃是技術工種。


  馬林其實一點木工都不會,但是他至少會算算術,‘小樹’算不明白的東西,他能夠幫忙算出來。


  就像是做一個木頭車輪,外麵的輪圈尺寸多大、怎麽製作,輻條有多長,內圈那個開很多洞眼的圓柱應該是什麽尺寸,洞眼應該開在哪裏,諸如此類的問題還真不容易,需要好好的算一番。


  車輪的輪圈是怎麽製作的?

  並不是在一塊完整的木頭上割出個圓環來。


  它是由幾塊帶有弧邊的木板拚接而成的。


  這幾塊木板都應該是什麽形狀的,尺寸都應該是多少,這就得馬林幫著算明白,這些原始人自己就不行。


  有時候還需要立體幾何。


  比如四棱錐、六棱錐、圓錐的尺寸,原始人壓根就不可能想明白,而馬林算的時候都必須有紙筆幫忙。


  在古代的華夏國,木工是很了不起的工種,高樓大廈都是用木材建造的,各個部件都咬合在一起,設計和施工都需要厲害人物負責。


  這兩天‘小樹’就在研究船應該怎麽製作。


  首先,船的木板之間的縫隙怎麽處理?


  這個問題跟木桶的縫隙類似。


  木頭潮濕後會膨脹,縫隙會被封死。所以隻要安裝的比較牢固,就不用擔心縫隙漏水的問題。


  然後就是那麽多塊木板是怎麽連接到一起的,它們的尺寸怎麽才能比較標準,這樣子互相間才能咬合緊密?


  華夏國明朝時期肯定沒有台鋸之類的設備,他們造的船已經能夠下西洋了。


  話說回來,三國時候,樓船戰艦就在長江上到處跑了。


  三國時候的機械加工技術肯定不怎麽強。


  那時候的人都造的出大船來,他馬林連小船都造不出來麽?

  他可是有鋼的人。


  三國時期的人用灌鋼法生產鋼,非常依賴運氣,各種刀具肯定也不鋒利。


  以那麽笨拙的器具都能夠生產出樓船來,馬林自己有用熱風爐煉出來的好鋼,道具能夠製作的非常鋒利,還能想法子製作出機床來準確加工木材。


  他要是生產不了船隻,還不夠被人笑話的。


  他總覺得發哥、小青等人說不準正等著笑話他呢。


  所以當‘小樹’表示自己想造船的時候,馬林是支持的。


  怎麽把幾塊木板給拚接成更大的木板?


  先拚好,然後用橫木進行固定。


  一根橫木橫跨幾塊木板,用釘子鎖死。所有木板就都不能移動了。


  多用幾根橫木來拚接比較大的木板。


  船的底部就可以這麽來。


  他可以先製作最簡單的平底船,它雖然行駛起來有各種不便,但是製作簡單。


  那麽,船舷應該怎麽製作?


  船舷怎麽跟底部連接到一起?

  像是箱子那樣子麽?

  其實仔細考慮一下,確實可以製作一個大木箱子,丟進水裏,人坐在上麵不會沉底。


  越想越覺得可行。


  為了減少木箱子行駛的阻力,前麵可以加裝一個流線形船頭。


  這個船頭向上翹起,前細後粗。


  這麽複雜的形狀怎麽加工?


  馬林不會壓製模板。


  所以他可以用大塊的木頭製作這個船頭,然後通過雕刻、打磨製作出弧線來。


  就是說,一個木箱子,前麵帶著一個更粗笨的木箱子。


  對前麵的這個木箱子的外形進行切削打磨,形成流水線。


  於是一艘船就成形了。


  毫無疑問它會非常的笨重。


  但是船就是船。


  能夠供人劃船前進就行。


  再考慮一下船頭的形狀。


  他沒能力壓模,不懂得怎麽把木板給壓出弧度來。


  但是他可以把大塊木頭給刮出弧度來啊。


  相鄰木件咬合的不正也不要緊,事後再進行打磨就可以了。


  越是想越是覺得這種做法靠譜。


  其實木船展示的才是他的手工製造業的真實進度。


  現在的他隻能生產這種難度的物品。


  更複雜的他壓根就造不出來。


  他對此感到非常驚訝。


  有了木船之後,出行又方便了一點。


  他們又有自製救生衣,就是網裏裝木塊,做成馬甲形狀穿身上。


  於是走水路就可以放心很多。


  木工膠的問題怎麽解決?


  已經解決了,用豬皮膠或者魚鰾膠。


  把動物身上的膠原蛋白提取出來作為木工膠是非常合適的。


  怎麽提取?切碎,煮一天,然後放到石臼裏使勁的錘,錘著錘著膠原蛋白就被錘出來了,接著用布口袋分離膠和渣滓。


  他這是在腦子裏想明白了木船的製作方法。


  關鍵一條在於,船頭的弧度不是壓模壓出來的,而是用大塊木材削出來的。


  馬林的想法是兩塊大木頭拚在一起。後麵鑿空,前麵又是削,又是打磨出弧形來。


  再後麵接一個木箱子。


  一艘船就成型了。


  能使。


  笨點不要緊。


  實在不行就用一根大木頭製作船頭,隻是這麽大的木材不容易找,得伐那些百年老樹。


  總之,他的船就是兩個木箱子釘在一起,前麵的木箱子被加工成了船頭的形狀。


  用木犁犁地為什麽省力?因為犁的形狀能夠減少阻力。


  木船之所以要呈流線型,也是要減小阻力。


  船頭必須翹起來,而且必須尖。


  怎麽把幾塊有弧度的木板給拚接到一起還保持密合?


  對馬林來說這個問題有點難度。


  他的想法是,先籠統的把木板的弧度給加工出來。


  然後嚐試進行拚接,如果拚不上,就根據實際情況調整尺寸。


  那麽調整的時候,接口處豁了怎麽辦?

  向豁口處打入木條。


  這樣子是不是堅固度會出問題?

  小船不要考慮那麽多問題。


  能有船使就不錯了。


  ‘小樹’現在跟馬林討論的問題是這樣子的。


  他嫌加工出有弧度的木板太難了。他想先製作一個四棱錐形狀的大盒子當做船頭,然後接到後麵的木箱子上,於是就成了一艘船。


  他認為這麽來,製作難度就會比較低。


  可是他不知道四棱錐的尺寸應該是什麽樣子的,怎麽拆分成木件,木件的尺寸又應該是什麽什麽樣子的。


  這個數學題是華夏國高中生才搞得定的。


  ‘小樹’這種鋼學會小學算術的原始人是做不出來的。


  不過他這種錐形並不是四棱錐。


  木工,一牽扯到要把奇形怪狀的木件給拚接到一起,就產生了很多難度。


  馬林沒真正做過木工。也覺得有難度。


  小樹說的這種造型,難以用榫頭對木材進行連接。


  而一旦不能用榫頭連接,馬林就對牢固度感到擔憂。


  因為形狀上帶有弧度,想用橫木進行加固也不容易。


  可見各種手工行業都是有其難度的。

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