Recent content by superpaul91

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    Step on design gearbox for speed reducer

    Sorry for my poor english, https://www.physicsforums.com/attachment.php?attachmentid=51083&stc=1&d=1348285245 (https://www.physicsforums.com/attachment.php?attachmentid=51083&stc=1&d=1348285245) The expected life of the unit is 5 years, which is based on 8 hours per day and 5 days a week. A...
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    Step on design gearbox for speed reducer

    Anyone can guide me how to design gearbox on speed reducer? If I using spur gear on my design which type of spur gear has better lifetime and lower cost? 1) Brass Spur Gears 2) Steel Spur Gears 3) Stainless Steel Spur Gears 4) Ground Spur Gears If Steady-state input speed 1000 rpm and...