Course Number 66 Gears and Gearing - Gear Installation 9 hours of instruction  Format: Programmed Instruction Self-study Price: $27.75

Section A: Identification of pitch point, center distance, clearance, and backlash; how to determine the correct center distance and clearance for sets of gears by means of formulas; how to find correct backlash; how to measure clearance and backlash by means of gauges; gear alignment and basic steps in correct alignment of spur gears; and identification of misalignment in a set of gears.

Section B: Handling and storing of gears; precautions for protecting gears from damage; tolerances in gear dimensions; procedure for fastening gears to shafts; basic six-step procedure to follow when installing a set of gears, including cleaning, checking dimensions, fastening to shaft, alignment, lubrication, and checking actual operation; procedure and use of tools for removal of gears from shafts; and safety rules to follow when working with gears and/or shafts.

Prerequisites - Ability to perform simple arithmetic calculations using whole numbers(Course Number 29), fractions (Course Number 30), and decimals (Course Number 60); and ability to read simple engineering drawings (Course Number 109). Knowledge of spur gears (Course Number 26) and gear ratios (Course Number 61).

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Related Instruction:

Course Number 26 - Spur Gears

Course Number 61 - Gear Ratios

Course Number 71 - Helical Gears

Course Number 76 - Bevel Gears

Course Number 98 - Worms and Worm Gears