Sunday, December 19, 2010

jewelery shop

Wherever I'm fabricating plastic parts and guides for the boat, I've been making a template so I can rebuild the part if it gets trashed or worn. Some of these will be really, really hard to custom fit after the boat is built, so knowing I can make an interchangeable part to just screw in later is a good idea, I'd say. Some delrin parts construction:


These are pole guides, to get the pole sorta centered as it first retracts. The S-shaped parts fit P&S against the hull sides, the U-shaped piece screws to the end of the pole, and (now) has a hole through it for the pole-out line. The jig/template is two sided for making the two parts- just cut appropriate square hunks of delrin, drill them as appropriate, bolt them into the fixture, rough cut and template-rout.



The pole end- this one goes on the inboard end (in front of the u-shaped piece above), and stupidly I didn't but should have made another for the outboard end at the same time- the saw is still set up so not a big deal. Anyway- I found one of my holesaws will cut a puck that is almost the perfect diameter to match my pole outer diameter, but no such luck for the inner diameter. This is the saw setup to nibble away a shoulder to allow the plug to partially fit inside the tube. DON'T do this unless you've had a long and happy relationship with your saw! Your fingers will be very close to the blade, and not getting it right is a good way to suddenly make counting past 7 much tougher to do.



And it fits.

Rain is supposed to continue for a while, so shop projects are the priority.

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