Machine Tool Design and Numerical control

Machine Tool Design and Numerical control 2nd Edition
N.K.Mehta
ملحوظة هامة :
هذة ليست النسخة الكاملة من الكتاب
ولكن 104 صفحة فقط والمعروضة على جوجل
الباب الأول والثانى فقط
موضوعة فى ملف PDF
Contents
Preface to she second edition tfi
Preface so tbe first edition ix I
1,1 Working and Auxiliary Motions in Machine Tools 1
1.2 Parameters Definina Working Motions of a Machine Tool 3
1.3 Machine Tool Drives 4
1.4 Hydraulic Transmission and Its Elements 8
1.5 Merhaniml Tfan&miwinn and Its Elements 17
1.6 Technico-Economical Prerequisites for Undertaking ihe Design of New Machine
Tool 15
1.7 Genera] Requirements of Machine Tool Design 38
1.8 Engineering Design Process Applied to Machine Tools 41
1.9 Layout of Machine Tool 44
Review Questions 49
2.1 2.2 Stepped Regulation Aim of Speed Regulation of andSp Feed of— Speed dRare and :Regulation Design Feed of Rql Speed »Si * Box 52 51
2.3 Design of Feed Box 73
1.4 Machine Tool Drives using Multiple Speed Motors 79
2.5 Special Cases of Gear Box Design SI2.8 Classification of Speed and Feed Boxes 96
2» Stepless Regulation of Speed and Feed Rates 103
Rtniott’ Questiojts 120
References 121
3* Dwlgn of WocHino Tool Structural 122
3.1 Functions (jf Machine Tool Structures and Their Requirements 122
3.2 Design Criteria for Machine Tool Structures 123
3.3 Materials of Machine Too] Structures 126
3.4 Static and Dynamic Stiffness JJJ
3.3 ProTiles of Mac hine Tool Structures 13S
3-6 Basic Design Procedure of Machine Tool Structures 144
3.7 Design of Beds 253
3-8 Design of Columns 159
3-9 Design of Housings 161
3 10 Design of Bases and Tables 164
j.i l Design of Cross Rails, Amis, Saddle and Carriages 167
3.12 Design of Rams 168
3.13 Model Technique in Design of Machine Tool Structures J 70
Review Questions 175
References 177
4* PMign of Guideway qnd Powr Screws 178
4.1 Functions and Types of Guideways 178
4.2 Design of Slidewavs 179
4.3 Design Criteria and Calculations for Slideways
-4 Guideways Operating under Liquid Frklion Conditions 197
4.5 Design of Aerostatic Slideways 211
4.6 Design of Anti-friction Guideways 215
4.7 Couthination Gutdtrways 219
4.8 Protecting Devices for Slideways 222
i 9 Design of Power Screws 224
Review Questions 235
References 2J6
5. P&iign of Spindles ond Spindla Supports 237
5.1 Functions of Spindle l.- nlt :md Requirements 337
3 2 Materials of Spindles
-3 Effect of Machine Tool Compliance on Machining Accuracy 239
3.4 Design Calculations of Spindles 243
5.5 Anti friction Bearings 254
5.6 Sliding Bearings 260
Review Questions 283
References 2S4
6* Dynamic* of Machine Tool* 285
6.1 Machine Tool Elastic System-cutting Process Closed-Joop System 285
6.2 General Procedure for Assessing Dynamic Stability of EES— cutting Process Closed-loop
System 287
6.3 Dynamic Characteristics of Elements and Systems 289
6.4 Dynamic Characteristic of the Equivalent Elastic System 291
6.5 Dynamic Characteristic of the Cutting Process 304
6.6 Stability Analysis 329
6.7 Forced Vibrations of Machine Tools 332
Review Questions 338
References
. Control Systems In Machine Tool* 341
7.1 Functions, Requirements and Classification 341
7.2 Control Systems for Changing Speeds and Feeds 342
7.3 Control Systems for Executing Forming and Auxiliary Motions 351
7.4 Manual Control Systems 352
7,3 Automatic Control Systems 366
7,6 Adaptive Control Systems 371
References 374
8. Numerical Control of Machine Tools 375
8 1 Fundamental Concepts, Classification and Structure of Numerical Control Systems 375
8.2 Manual Pan Programming 413
8-5 Computer Aided Part Programming 435
Review Questions 456
References 457
Extension of Numerical Control
CMC, DNC, Machining Centres 458
9.1 Distributive Numerical Control (DNC-1) 459
9.2 Computer Numerical Control (CNC) 460
9.3 Machining Centres 461
9.4 Direct Numerical Control (DNC-2) 464
9.5 CNC Programming 465
Review Questions 496
كلمة سر فك الضغط : books-world.net
The Unzip Password : books-world.net