Turning Jig The First Thing That Many Woodturners Do When Seeing A New Bowl Or Hollow Form Is To Pick It Up And Look At The Bottom
Turning jig the first thing that many woodturners do when seeing a new bowl or hollow form is to pick it up and look at the bottom is post about Magazine bookmarked by martin with ID 154748299 was uploaded on 23-04-2019 and has been viewed 256,718 times.
Doughnut Chuck The reasons for doing this are to see the artist's signature and to see that the bottom is appropriately finished.For many years, an unturned bottom has been regarded as unacceptable.Thus, one of the important steps in turning is to turn to the bottom.
There are several methods to hold a bowl or hollow form for this 'reverse turning'.As each turning presents its own challenges, it is worth having several options in your mental toolkit.For large bowls, I use a vacuum chuck.
For very small bowls, I often use commercially made 'Cole jaws' mounted on my standard chuck.Another option for bowls is to use a 'doughnut chuck' and for my hollow vessels I use a slightly modified 'doughnut chuck'.
In my local woodturning club, many of the newer members aren't familiar with these 'doughnut chucks', so I thought that a description might be of general interest.The doughnut chuck, in its simplest form, consists of a plywood circle attached to a faceplate, a separate plywood ring, and three or more bolts with wing nuts.
(Alternatively, the faceplate circle could be made to fit into the jaws of a chuck.) A bowl or hollow vessel is then sandwiched between the two pieces...