
We offer to your attention a simple device with which a lathe can cut the worm wheel with any number of teeth. As the cutting tool used here is the standard tap mounted in the Chuck of the machine and pre-loaded tailstock. The fixture is a mandrel, mounted in the tool holder. Harvesting worm wheel is pivotally fixed to the mandrel and is fed to the rotating the tap; he cuts into the workpiece and begin to penetrate the grooves, at the same time turning the future of the worm wheel. A few turns and can be removed from the machine the finished part.
Recommend to read
THE ONLY, BUT POWERFUL
In early December 1939, the T-100 with a company other machines arrived at the front and soon participated in the fighting against the white Finns on the "Mannerheim line" in the...
STONE ON STONE, BRICK ON BRICK
1. For the manufacture of a seat will need the following materials: concrete slab with dimensions 600x600 mm, 20 kg of dry cement-sand mixture for mortar, the bricks 26. Need and tools:...