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Gear manufacturing refers to the making of gears. Gears can be manufactured by a variety of processes, including casting , forging , extrusion , powder metallurgy , and blanking . As a general rule, however, machining is applied to achieve the final dimensions, shape and surface finish in the gear.
[1] It has manufacturing plants in the US, Britain, India, China, Switzerland and Germany, and sales offices in those and additional countries. Gleason's importance lies in gear manufacturing — especially in building the machine tools that themselves cut the teeth. These gears and these machines are sold to industrial customers in a wide ...
The American Gear Manufacturers Association (AGMA) is the trade group of companies involved in gears, couplings and related power transmission components and equipment. AGMA was founded in 1916; as of December 30, 2016, there were 456 member companies listed on the association's website .
A hob, the cutter used for hobbing. Hobbing is a machining process for gear cutting, cutting splines, and cutting sprockets using a specialized milling machine.The teeth or splines of the gear are progressively cut into the material (such as a flat, cylindrical piece of metal or thermoset plastic) by a series of cuts made by a cutting tool.
IGW's first Lorenz gear shaping machine, 1949. IGW was founded in 1949 by Alfons Watteeuw who was only 19 years old at the time. His father, Henri Watteeuw, was the driving force behind the creation of the company.
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The old method of gear cutting is mounting a gear blank in a shaper and using a tool shaped in the profile of the tooth to be cut. This method also works for cutting internal splines. Another is a pinion-shaped cutter that is used in a gear shaper machine. It is basically when a cutter that looks similar to a gear cuts a gear blank.