Planetary Gears: The Basics | Machine Design
WEBFeb 28, 2023 · Planetary Geometry. Basic planetary gearing consists of three sets of gears, each with different degrees of freedom. Planet gears rotate around axes that revolve around a sun gear which spins in ...
Motion Design 101: Mechanical cam types and operation
WEBOct 1, 2000 · Motors & Drives. Motion Design 101: Mechanical cam types and operation. Oct. 1, 2000. Cams convert ordinary shaft rotation into a more complicated pattern of motion. Learn about the two subtypes ...
What’s the Difference Between Bearings? | Machine Design
WEBAug 26, 2015 · The contact angle for most tapered roller bearings range is between 10 to 16 degrees. For higher thrust-load capacity, a 30-degree contact angle is used. 5. Tapered bearings are mounted pairs ...
How to Choose the Right Control Method for VFDs | Machine Design
WEBOct 23, 2014 · V/f’s speed control range is 1:40. Multiplying this ratio by the maximum frequency determines the VFD’s minimum running speed at which it can control the motor. For example, with a 60-Hz ...
Basics of Aerospace Materials: Aluminum and Composites
WEBJun 19, 2014 · Two materials play major roles in modern aerospace: aluminum alloys for airframes and skin, and composites for structures. Here’s a look at both.
A Guide to Gas Spring Design and Customization
WEBApr 29, 2019 · Push-type gas springs support covers and lids in a broad range of industries. Pull-type to fit in tight. This type is compact and mounts in any orientation and position. Unlike in standard push ...
What's the Difference Between Asynchronous and Synchronous …
WEBJan 4, 2013 · The difference between the two is called the slip. The amount of slip can vary. It depends principally on the load the motor drives, but also is affected by the resistance of the rotor circuit and ...
Controlling Brushed DC Motors Using PWM | Machine Design
WEBMar 6, 2020 · Case 1: Current ripple is less than 10%. To reduce current ripple to less than 10% in a Portescap brushed DC motors, the frequency range can be as high as 40 to 120 kHz. With PWM, Eq. 12 can be ...
A Beginner’s Guide to Design Failure Mode and Effects Analysis …
WEBNov 29, 2023 · What follows is a breakdown of what it does: 1. Failure Mode: This is how a design could mess up. For instance, think of a laptop freezing when you have too many programs open—that’s a failure ...
Motion 101: The dynamics of shafts and axles | Machine Design
WEBNov 1, 2000 · A. There are several schools of thought on this. One states that "true" axles are merely static rods that support rotating members, and only shafts transmit power and motion. Another defines an ...