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Cardboard Tube: Pasted Paper Rolled on a Mandrel
A cardboard tube is layers of paper pasted together round a former: stiff, light and as round as the rod it was rolled on. Kaleidoscopes, periscopes, pinhole cameras and model rocket bodies are built on them.
初学者
An hour, then a day drying
说明
1
1
Cut the paper
Cut the paper
Cut paper as wide as the tube is long. Wrap a dry first turn round a wooden dowel of the bore you want, so the tube will slide off.
此步骤所需材料：
纸5 张所需工具：
手工刀
直尺
木榫钉2
2
Paste and roll
Paste and roll
Brush paste over the rest of the sheet and roll it on tightly, smoothing out bubbles. Add more pasted sheets until the wall is as thick as you need, staggering the joins.
此步骤所需材料：
小麦浆糊100 毫升所需工具：
涂胶刷木榫钉3
3
Dry and slide off
Dry and slide off
Let it dry on the dowel for a day, twist it free and trim both ends square with a sharp knife.
所需工具：
手工刀直尺此蓝图制作
CC0 公共领域
此蓝图以 CC0 协议发布。你可以自由复制、修改、分发和使用此作品，无需征得许可。
通过购买蓝图中的产品支持创客，他们将获得 创客佣金 （由供应商设定），或创建此蓝图的新版本并将其作为连接包含在你自己的蓝图中以分享收入。