Mikes 415 Guide

8/7/2019 Mikes 415 Guide

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Non-Permanent Fasteners



All Shapes and Sizes

139 lb. bolt (one of 16) used for a

75,000kw generator



The Following Web Sites Offer Information

on Several Different Types of Fasteners:

www.nmri.go.jp/eng (Manufacturing Info.)

Brief tutorial on fabrication of fasteners

www.boltscience.com (General Info.)

Click on ³Bolting Info.´ (guide for theor y behind pre-load, etc.)

www.boltdepot.com (General Info.)

Use list of links to navigate site

www.mcmaster .com (Commercial Catalog)

Search for ³bolts´, choose type



Permanent Fasteners



Good Weld-

Uniform weld pools, even material

bonding; this will allow weld material to

achieve maximum strength

Bad Weld-

Patchy weld pools, uneven bonding;

weld material strength iscompromised

Welding

The welder is just as important, if not more, than the weld material



Types of Welding

ManualMetal Arc Welding

Metal Inert Gas (MIG)

Electrical arc is formed between electrode and work

piece to produce heatTungsten Inert Gas (TIG)

Similar to MIG, typically more precise

Oxyacetylene (Gas) Welding

Uses chemical reaction to intensif y heat

For a catalog of welding rods and accessories visit:

www.mcmaster .com search for ³welding rod´



Mechanical Springs



Types of Springs

Compression

Tension

Torsion

Leaf Springs




on Several Different Types of Springs:

www.efunda.com (General Information)

Use left toolbar for spring theor y and calculators

www.mcmaster .com (Commercial Catalog)

Search for ³spring´ and select desired type



Rolling Contact Bearings

andJournal Bearings






on Several Different Types of Springs:

howstuffworks.com (General Information)Navigate through the tutorial by clicking ³Next´

Roller Bearing Info

Journal Bearing Info

Maximum RPM Calculator

mcmaster .com (Commercial Catalog)

Search for ³bearings´ and select desired type



Gears



Types of gears

Spiral Bevel GearsCrossed Helical Gears

Worm Gear

Spur GearsBevel Gears

Helical Gears



Basic Gear Terminology



Involute Curve

The involute curve would be the result of tracing the path a string being

unwound from a circle. This shape allows for proper meshing of gear teeth.

Click here to see the involute curve in motion.

Making Gears Perform-Gear Teeth



Animation of Planetar y Gear set

Layout of Planetar y Gear set

Second Animation

Lexus Hybrid Planetar y Gear Set

Commercial catalog



Clutches and Brakes



Common Types of Brakes(Click on type for more information)

Disc Brake Drum Brake

Online Brakes Catalog



Visit howstuffworks.com for an introduction to automobile clutches.



Flexible Mechanical

Components



Introduction to Belts

Applications of Belts and Chains:

Continuously Variable

Transmission (CVT)

Drill Press

Chain Driven CVT

V-belt Calculations

Creating "Gears" Using Belts

Commercial Catalog



Shafts and Axles



Drive Shaft

Axle Shafts

Cam Shaft

Critical Speed Calculator

Gear Shaft

Shaft Applications

Camshaft Tutorial

Commercial Catalog

Mikes 415 Guide

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