Apr 15, 2015 | Tech Tips
Hobs mounted without precision. Consider the following two gear tooth profile inspection charts (these have been simplified for illustrative purposes from what one would see in practice): Inspection charts such as these plot the geometric variance normal...
Dec 11, 2013 | Tool Time
The importance of hob rake. In order to produce high quality gears, it is important to use hobs of AGMA Class A or better. Equally important, these hobs must be properly sharpened in order to maintain the correct hob tooth geometry. Improper hob sharpening introduces...