Marshall Gears – Marshall Gears

26/01/2020 by Marshall Gears Marshall Gears

How Precision Finish Hobbing is replacing Gear Grinding – Part 1

Now days, finish hobbing (which means that there is no post-hobbing gear finishing operation) is capable of producing higher quality gears and is growing in popularity.

This article addresses some of the challenges that gear makers experience when they attempt to finish hob to a higher quality standard. A quality level that is higher than routinely expected in a production environment.

23/01/2020 by Marshall Gears Marshall Gears

How Precision Finish Hobbing is replacing Gear Grinding – Part 2

Gear blank factor:

Gear blank quality is another factor that can affect the lead variation. Gear mounting surfaces, i.e. bores and faces (for bore gears) or journals (for shaft gears), should be appropriately toleranced as those surfaces have a direct effect on lead quality.

16/12/2019 by Marshall Gears Marshall Gears

Internal Gear for Planetary Gearbox

Internal Gear is a gear with its teeth trimmed at the inner surface of a cylinder and meshes with spur gears. Internal gears are often used in applications involving planetary gear drives and gear couplings.

16/12/2019 by Marshall Gears Marshall Gears

3 Things To Know About A Spur Gear

Do you really know the most commonly used Spur Gear ? When the average person on the street hears the word “gear,” if they think of mechanical things at all, they envision a big spur gear, perhaps in a tower clock or with a movie hero trying to escape being crushed between giant meshing teeth.
Read more