Be sure to keep the slot and through-hole centered so that the jaw sides will be flush with the body sides. 613” dimension if it differs, adjust the slot on the moveable jaw to be. The moveable jaw (2) is a fairly simple piece to machine. I break all sharp edges and clean up the sides with 400 and 600 grit paper, being careful not to disturb the squareness. 12” slots and you’re mill vise body will be compatible with standard Sherline hold down clamps. 25” slot to 45o for the pull down screw clearance. An angle plate is a handy method to mill the end of the. The register holes should have a semi-circular profile within the. 47” wide) which are located on the centerline of the vise.
#MINITUNE VICE FULL#
The 3 center holes are all that are needed for full jaw movement from fully closed to an opening of about ¾” using a #6-32 by ¾” long cap screw.Īfter drilling the holes, mill out the bottom two cavities (.25” wide and. Being a little impatient, and not having CAD tools, I proceeded with my design without doing an assembly drawing, which was a mistake discovered upon assembling and using the vise. In photo 1 you will notice 5 register holes – the result of my early attempt at maximizing the reach of the moveable jaw (2). The next step is to drill the register holes for the pull down nut. Removing about 0.005” from each side should be plenty. The first step is to square the sides, top and bottom with a fly cutter to ensure alignment accuracy to the mill table. Steel could be used for the body to provide more rigidity but I’ve found after 10 years of use that the brass has been holding up fine (with the exception of a few minor bruises from errant mills and drills). The mill vise body (1) starts from a length of ¾” brass square stock. The plans in this article show the result – a mini-mill vise with ¾” wide jaws by about ¼” deep. I wasn’t aware of any suitable size mill vises that I could purchase so I decided to design and build my own scaled-down version. Too many times I had to make special jigs or other accommodations to hold small parts. As my skills improved, and my projects tended to get smaller, I was unhappy with the Sherline mill vise with its 1.5” wide by 1” deep jaws. As a novice machinist I was pleased to receive my Sherline mill and use it for some simple milling operations.
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