Ever wondered what you are faced with when you start a large model engineering project? Here you go…
As this engine is fully written-up in my two books – Little Samson 1 & 2, which are still available (contact me), this build will only be a pictorial guide.
Cylinder, covers & trunk-guide
Front axle and support fork
Flywheel and crankshaft
Differential gears and winding drum
Wheels
A box of goodies
Front axle fork and support plate
Front axle being milled
Spring rubbing pads being milled
Spring rubbing pad fitted
Front axle assembled
Painted and fitted
Part machined, bearings pressed in
Oil tube fitted, hubcap made
A finished front wheel
Crankshaft brackets
Crank bearings and turning mandrel
Crank bearing parts
Crankshaft in the lathe
Splines milled in
Crankshaft gears, keyways cut
Fitted to crankshaft
2nd Shaft bearing blocks
2nd Shaft output gear
2nd Shaft high/low gear cluster, smaller gear is underneath
Boiler
The boiler was made by a certified boiler welders, this is necessary to get the correct CE paperwork etc, the ring on the right is the smokebox.
Axle tube being bored out
Finished, bearings pressed in
Drive pins and axle collars
Pinions fitted, final drive gear fitted
Winding drum fitted to gear
Differential pinions and shafts
Drive hub
A back wheel being bored out
Smokebox and reducer rings
Smokebox door on lathe
Milling bottom of chimney saddle
Saddle finished
Smokebox finished
Chimney and former
Chimney finished
Steering gear assembled
Worm and wheel
Boring an eccentric strap
Slitting the strap
Finished strap and eccentric
Finished connecting rods
Milling the block
Valve ports milled in
Cutting the saddle
Finished block
Valve chest cover
Trunk guide and end cover
Drilling port connecting passages
The piston and connecting rod
Milling the cross-head from solid
The finished cross-head
Milling the ends of the connecting rod
Valve rod, spindle and valve
Big-end and main bearing
Assembled big-end
Lifting links
Reversing link and die
Cutting a pair of dies from solid
Stephensons reversing gear assembled
Brake rod in the lathe
Brass nut and square thread
Milling the regulator bracket
Back side of bracket
Ready to cut off of support bar
Finished bracket
Stage updates
A few years work in a few pictures.
08/09/2006
As it was on 08/09/2006. The hornplates are fitted along with 2nd and crank shaft bearings and dummy shafts. The gears are being test fitted.
09/09/2006
09/09/2006 – The riveting on the hornplates is now done, apart from holding the steering shaft brackets on, they are all ornamental.
30/09/06
30/09/2006 – The steering fitted and all shaft bearings done.
14/10/2006
14/10/2006. – The first full fit-up. The rear axle is complete and work has now started on the smokebox and chimney.
10/08/2007
10/08/2007 – Pretty much the same state but now in its new double garage workshop after our house move, much more space!
Finshed and on the bench
June 2008
June 2008 – All finished and ready for it’s first steaming.
