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Metalworking

Hodgson Part 065, Rocker Bases

February 25, 2014 Tom
This entry is part 1 of 3 in the series Hodgson Rocker Arms

base30The bases are fairly small parts, so I’ve attempted to work in as many pieces as I can at one time. The CAD fileĀ 065 Base Setup (AutoCAD 2010) includes my layout as well as some other layers with sketches of the milling and turning fixtures I made as well.

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Metalworking

Hodgson Part 066, Rocker Arms

February 25, 2014 Tom
This entry is part 2 of 3 in the series Hodgson Rocker Arms

arm13I had some 10mm diameter 416 Stainless heat treated to HRC35 left over from a previous job. Even though most of the time was spent converting it from round to square, overall it was not very hard. However, don’t underestimate the added complexity such small parts can add to fixturing.

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Metalworking

Hodgson Part 067, Rocker Pivots

February 25, 2014 Tom
This entry is part 3 of 3 in the series Hodgson Rocker Arms

pivot03The material I used for the rocker pivots was purchased from McMaster-Carr. I chose some 3/32″ precision ground 316 stainless shafting, P/N 1263K37, that was 0.0002″ undersize. Two 36″ pieces should be enough to make the pivot pins and all of the pushrods.

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maker.hacker.engineer

Recent Posts

  • Welding Edge Clamps
  • Quorn Part 407, The Spring Box
  • Quorn Parts 401/404, The Quill Body & Caps
  • The Backhoe gets a Claw
  • Accurate Involute Gears in SolidWorks

Project Series

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Disclaimer and License: All material, including any and all CAD files/SolidWorks drawings, relating to the construction of anything presented on this site is free to use any way you see fit. However, no guarantees are made regarding the accuracy or correctness of the material presented here.