mikejharrison

Month

September 2011

7 posts

Rethinking the drive chain

The ideas factory did its thing this morning, and a solution to the drive chain was born.

Quick mock up in 3D, just to check.

Engineering drawings produced.

On to the lathe, lets cut some metal.

Steps done, now for the boring bit (quick joke for the engineers) - I’ll try and think of some funny ones for future posts.

Turnings done.

It fits, horay.

Sep 30, 20113 notes
#Design #Engineering #ProjectVintageMotorcycle
Thoughts turn to the drive chain

My new Sturmey Archer AWC rear hub is a lot larger than the hub on the old wheel I used to align the engine.  A bit of modification is therefore required.  I might just get away with the PCD of the mounting holes if I’m lucky.

Hmmm, head scratching and a bit of chin rubbing ensues….  It’s a bit too close for my liking.  Looks like I’m going to have to fire up SolidWorks and have a little bit of a rethink.

Kettle on, ‘click’.

Sep 29, 2011
#Design #Engineering #ProjectVintageMotorcycle
First lot of parts start arriving

Finally the first lot of parts start arriving.

Cream tyres, lots of toing and froing, but settled for the 26” Schwalbe fat franks.

North road handle bars.

Brooks sadle, in honey of course.

Vintage style pedals.

Sep 28, 2011
#Design #Engineering #ProjectVintageMotorcycle
Making the petrol tank

Sourced a great aluminium filler neck (beautifully modelled by my daughter).

 

Created the tank template.

 

“Measure twice, cut once.” Then promptly onto the TIG welding.

 

Tank welded and starting to look the part.  Clearly not as interesting as Peppa Pig though.

 

Filing down the welds.

 

Mmmm, blended welds, looking pretty.

 

Tank done.

Sep 28, 2011
#Design #Engineering #ProjectVintageMotorcycle
Engine mounted, now to measure up for the tank

After some serious fiddling and fettling with the engine mounts, the engine is in place, and I can see how much space I’ve got left for a petrol tank.

Sep 28, 2011
#Design #Engineering #ProjectVintageMotorcycle
Tooled up ready to start the build

Having done some initial designs in Illustrator, and then moved on to creating a 3D assembly in Solidworks, I’m all tooled up and ready to build.

Sep 28, 2011
#Design #Engineering #ProjectVintageMotorcycle
Project vintage motorcycle

image

Design starts on my new vintage motorcycle project.  When I say ‘design’ I mean thought.  I’ve got a feeling this one is going to require a lot of thinking.

Sep 27, 20111 note
#Engineering #Design #VintageMotorCycle #ProjectMotorCycle
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