Machining


Small screwed bush

Small screwed bush

The next component to machine was one I like to call the “Top Hat”. It fulfuls two purposes, it holds the clock mechanism to the face of the clock and it acts as a bush to support the spindles that

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Clock shafts

Clock shafts

Like any normal clock, the topsy turvey clocks requires two concentric spindles. The original spindle sizes were 1.6mm and 3.3mm to fit the hands. The size needed for the gear wheels I purchased was 4mm. The lengths need to be

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Metal Model Building – metallmodellbau.de

Metal Model Building - metallmodellbau.de

Just incase you had any doubts that the Germans were excellent engineers, here’s the Metal Model Building Website. I stumbled upon this fanstatic site via Achim’s Mini-Bonell-II a “sitting room” universal grinding machine and thanks to the wonders of Google

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New model engineering sites

New model engineering sites

There’s lots of resource on the web for model engineers and quite a few blogs that were started and ran for a few months. Here’s a few I’ve recently found that have stayed the course and are still quite active.

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An art and animation workshop

An art and animation workshop

Portland’s scarlet star studios are home to Gretchin Lair & Sven Bonnichsen and are visited by a range of other creative types and artists. Sven is a machinist and animator and makes his own armatures, puppets and sets. As a

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Nano Machines

Nano Machines

Thanks to the forums at Home Model Engine Machinist I’ve found out about these tiny metal working tools from SIEG. The SIEG NANO series of engineering tools currently consists of three models, the lathe, the mill and the pillar drill.

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Knurling tool slots

Knurling tool slots

I’ve finally finished machining the slots in the end of the knurling tool arms. It’s been a slow process as each pass of the milling cutter only took of 0.5mm and I had to machine both sides of the slots

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Knurling tool – Slot cutting

Knurling tool - Slot cutting

The next step that was taken on the knurling tool arms was to tidy up the slots in the ends. This was done with a 5mm end mill mounted in the lathe chuck. Ideally this would be mounted in a

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