Pulley puller with 3 jaws
Project data
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Category: Workshop equipment URL (first publication): https://www.youtube.com/watch?v=-DhYYVvxkns Keywords: pulley, bearing, extractor, pulley, jaw, shaft, metal, diy, open source, workshop 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 project shows the design and manufacture of a pulley and bearing extractor, with three jaws, very useful for workshop work, it is manufactured with a 12mm iron plate and a central threaded bar.
Technical data
Some features of the device:
- Jaw size: Small, 127mm.
- Construction material: 12mm structural steel plate.
- Center bolt: Threaded bar, heat treated.
- Thread type and pitch: SAE 1/2" UNC.
- Pressure capacity: 2-3 tonf (estimated).
- Puller type: Reversible.
- Jaw design: Tree jaws, pointed shape.
Technical documentation
Assembly instructions
Tests, practical applications
In the manufacturing video, the extraction of some bearings is carried out, as a sample of operation, at this moment in the video
+ 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 | 3D Explosion Views | |
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| B | Parts list | |
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| 1 | 1 | Center rod | Production | Threaded Rod 1/2" UNC, Galvanized Steel | |
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| 2 | 5 | Nut 1/2 | Standard | Hexagonal nut 1/2" UNC | |
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| 3 | 3 | Ear | Production | Iron plate 12mm | |
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| 4 | 3 | Jaw | Production | Iron plate 12mm | |
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| 5 | 6 | Joint | Production | 1*1/8" iron plate | |
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| 6 | 6 | Articulation Screw | Standard | Hexagonal screw 1/4*1", UNC, optional trimmed | |
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| 7 | 6 | Articulation Nut | Standard | Hexagonal nut 1/4", UNC | |
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