Machine Elements Machinerys Handbook 28（机器元素机械手册28）.pdf

Machinerys Handbook 28th Edition TABLE OF CONTENTS MACHINE ELEMENTS PLAIN BEARINGS BALL, ROLLER, AND NEEDLE BEARINGS 2219 Introduction (Continued) 2219 Classes of Plain Bearings 2275 Needle Bearings 2219 Types of Journal Bearings 2277 Plastics Bearings 2222 Hydrostatic Bearings 2278 Flanged Housing Bearings 2222 Guide Bearings 2278 Conventional Bearing Materials 2222 Modes of Bearing Operation 2278 Cage Materials 2224 Methods of Retaining Bearings 2278 Method of Bearing Designation 2224 Methods of Sealing 2279 Bearing Tolerances 2226 Hardness and Surface Finish 2280 Ball and Roller Bearings 2227 Machining Bores 2284 Thrust Bearings 2227 Methods of Lubrication 2286 Needle Roller Bearings 2228 Lubricant Selection 2287 Shaft and Housing Fits 2230 Greases and Solid Lubricants 2292 Design and Installation 2231 Journal or Sleeve Bearings 2292 Needle Roller Bearing Fitting 2231 Grooving and Oil Feeding 2295 Bearing Mounting Practice 2231 Heat Radiating Capacity 2296 Alignment Tolerances 2232 Journal Bearing Design Notation 2296 Squareness and Alignment 2234 Journal Bearing Lubrication 2297 Soft Metal and Resilient Housings 2235 Sleeve Bearing Pressure 2298 Quiet or Vibration-free Mountings 2240 Use of Lubrication Analysis 2298 General Mounting Precautions 2243 Thrust Bearings 2298 Seating Fits for