Bar bender for thickness from 5 to 15 mm
Project data
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Category: Bending machine URL (first publication): https://www.youtube.com/watch?v=10jgt6aLQNI Keywords: bender, machine, diy, metal, workshop, open source, bar, rod, die, roll, radius, fold License: CC BY-SA 4.0 Organization: OHO Project status: Active
Maturity of the project: prototype
Contains PDF-drawings: Yes CAD files are editable: Yes Assembly instructions are published: Yes Bill of materials is published: Yes
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Project details
Description
This is a custom-made bending tool created from home videos and constructed using steel flat bars, rods, and bearings. This DIY bar bender offers the potential to bend bars with some precision, suitable for metal works and construction.
Technical data
| Feature | Detail |
|---|---|
| Bending capacity | 2" |
| Bender type | Manual by rollers |
| Bending angle | Up to 180°, starting from a straight bar |
| Material compatibility | Structural Steel, 5/8" rod, 1-1/2x1/4" Flat bar |
| Dimensions and weight | 58cm[L]x120cm[W]x108cm[H], 4kg (estimated) |
Technical documentation
Assembly instructions
Here are some plans with the assembly sets and pieces, which can be detailed at this link
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Tests, practical applications
In the manufacturing video, you can see the bending of some pieces, achieving acceptable curvatures and keeping the areas not subjected to bending straight:
+ General Reviews 
Reviews
| Pos. | Qty. | Part Name | Part code | Part Type | Specifications | Review Status | Show All Comments | |
|---|---|---|---|---|---|---|---|---|
| A1 | 1 | 3D views | |
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| A2 | 1 | Exploded 3D views | |
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| B | Parts list | |
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| 1.0 | 1 | Fixed arm | |
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| 1.1 | 1 | Anchor plate | Production | Plate 1 1/2*3/16", Steel A36 | |
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| 1.2 | 2 | Fixed plate | Production | Plate 1 1/2*3/16", Steel A36 | |
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| 1.3 | 1 | Spacer1 | Production | Angle 1 1/2*1 1/2"*4mm, Steel A36 | |
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| 1.4 | 1 | Allen screw1 | Standard | 9/16*4 1/4" Allen Screw | |
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| 1.5 | 2 | Nut1 | Standard | Hex Nut 1/2" | |
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| 2.0 | 1 | Pivot arm | |
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| 2.1 | 1 | ANSI 1 x 0.133 - 11.811 | Production | Pipe 1" sch40, Steel A36 | |
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| 2.2 | 2 | Pivot plate | Production | Plate 1 1/2*3/16", A36 Steel | |
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| 2.3 | 1 | Spacer2 | Production | Angle 1 1/2*1 1/2*1 1/2*4mm, Steel A36 | |
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| 2.4 | 2 | Allen screw2 | Standard | 9/16*4 1/4" Allen Screw | |
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| 2.5 | 4 | Nut2 | Standard | Hex nut 1/2" | |
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| 3.0 | 1 | Roller1 | |
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| 3.1 | 4 | Bearing 6002 | Standard | Bearing 6002, d 15mm, D 32mm, B 9mm | |
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| 3.2 | 1 | Spacer1 | Production | Di 15mm, Galvanized Iron | |
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| 4.0 | 1 | Roller2 | |
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| 4.1 | 4 | Bearing 6002 | Standard | Bearing 6002, d 15mm, D 32mm, B 9mm | |
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| 4.2 | 1 | Separator2 | Production | Di 15mm, Galvanized Iron | |
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