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This Instructable shows some basic, simple tooling to help build a bicycle frame. It's aimed for someone building their first few frames who is unable...
Every person who decides to build their first frame is faced with the question: "What do I use for a jig?"Commercial jigs start at about $1600. For th...
The base is just three pieces of the angle iron welded together. You have a main piece about 4' long that serves as the flat surface you will do most ...
The dummy axle is just a piece of the steel bar with a hole drilled in it to accept and axle. The axle is held in place by nuts on each side (not show...
These simple tube lifts are one possible way of holding a tube the required distance from the surface plane. It is just made by welding the 1x1 angle ...
Usually the first step is to join the bottom bracket to the seat tube. I won't go into all the details such as mitering and drilling vent holes. Get t...
The other option for this step is much simpler. Drill and tap two holes in the jig base and thread in bolts from the bottom. When used with a couple ...
Here's another way to hold a tube at a given height that I've used. Clamp a piece of angle iron to your base, and then clamp the tube to the angle ir...
Again skipping the mitering steps, the head tube and down tube are tacked together as shown in the Paterek manual. If you're building it lugless, this...
Now we will join the two halves of the front triangle together. Again, I am skipping the mitering and other steps. At the front of the jig under wher...
Next you would install the top tube. This is done without the jig and is described in the Paterek manual. I usually use hose clamps as stops to keep t...
Finish the rest of the frame as described in the Paterek Manual.Hope this jig gets you started, and once you've gotten bitten by the framebuilding bug...
Here's an alternate design for the front triangle that's a little larger. It uses a lot of the same ideas as before, but lets you fixture the whole fr...
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