Hob Rake Error

Hob Rake Error

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...
Rob Runout

Rob Runout

Hobs mounted without precision. Runout Error - Figure 1 Runout Error - Figure 2 Runout Error - Figure 3 The importance of using a precisely mounted hob is critical to achieve high quality gears. The machine cutter spindle and arbor support systems should run true...