Robust Lathe Review - More Woodturning
Robust Lathe Review - More Woodturning
Robust Lathe Review - More Woodturning
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was about $25.00. Figure 2 showsthe components obtained. Left toRight: piece of vacuum hose with1/2” I.D., ( Note: my 5’ long hoseis NAPA 1/2” multi duty 1 braid250 PSI rubber hose CS091903Y500.), male air hose quick disconnect,aluminum check valve(engraved arrow shows which endshould point to the vacuum pump),threaded coupling, T joint, threadedcoupling, with aluminum bleedervalve below. The whole unit, wheninstalled, adds just 3 1/4” to thelength of the vacuum hose!Let’s pause and look at mytotal vacuum chuck system. Figure3 shows the vacuum pump. Itis a medical aspirator; PrecisionMedical Co. EZ Vac 1/5HP pump,delivering 26inHg, given to me asa gift from a fellow woodturner. Ithas worked fine for 3 years. Theheavy bent wire on the handle allowsthe pump to hang off the outeredge of a nearby table saw, savingfloor space and keeping the pumpaway from floor debris.Figure 3. This photo shows theauthor’s vacuum pump.Going through the hollowshaft of my Nova 3000 DVR lathe’sheadstock is the One-Way vacuumchuck with an EZ Adapter, availableat Packard Woodworks ( www.packardwoodworks.com ). SeeFigure 4. This has also workedfine for about 3 years! The hollowthreaded rod goes through theFigure 2. This photo shows the components the author obtained.Figure 4. This photo shows the One-Way vacuum chuck with an EZAdapterChinese BallToolsI have recently become a dealerfor the Crown Chinese Ball Tools andhave an inventory of sets and extrahandles on hand for immediate shipment.A set includes one handle, fourcutters, a tool to make a taperedhole, and a pamplet written by DavidSpringett. These are priced at $125.00for each set.The handles include a woodenhandle and a metal piece to attach thecutters and ride on the ball. These arepriced at $36.20 each. I recommendthree additional handles.Fred HolderPO Box 2168Snohomish, WA 98291360-668-0976hollow shaft of the headstock. Thealuminum piece at the right endhas a #2 morse taper that fits in thetaper of the headstock’s shaft. Atthe left end is a sharper taper that isturned tight against the left end ofthe headstock’s shaft, sealing all inplace. The aluminum chuck threadsonto the headstock shaft. There is aclosed cell rubber donut around thechuck’s far right, against which thebowl or other turned object rests,being sucked into place by thevacuum.I next assembled all the piecesshown in Fig 2, using Teflon tapeto give an air tight seal at every[Continued on Page 16]<strong>More</strong> <strong>Woodturning</strong> February 2010 Page 15