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 |  موضوع: كتاب NX for Engineering Design الأربعاء 16 مارس 2022, 11:50 pm | |
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أخواني في الله
أحضرت لكم كتاب
NX for Engineering Design
By
Ming C Leu, Albin Thomas, Krishna Kolan
Department of Mechanical and Aerospace Engineering
و المحتوى كما يلي :
Contents
FOREWORD 1
CHAPTER 1 - INTRODUCTION 2
1.1 PRODUCT REALIZATION PROCESS .2
1.2 BRIEF HISTORY OF CAD/CAM DEVELOPMENT 3
1.3 DEFINITION OF CAD/CAM/CAE 4
1.3.1 Computer Aided Design – CAD 4
1.3.2 Computer Aided Manufacturing – CAM 5
1.3.3 Computer Aided Engineering – CAE 5
1.4 SCOPE OF THIS TUTORIAL 5
CHAPTER 2 - GETTING STARTED 7
2.1 STARTING NX9.0 SESSION AND OPENING FILES .7
2.1.1 Open NX9.0 Session . 7
2.1.2 Open a New File 8
2.1.3 Open a Part File . 9
2.2 PRINTING, SAVING AND CLOSING PART FILES .10
2.2.1 Print a NX9.0 Image 10
2.2.2 Save Part Files . 11
2.2.3 Close Part Files 12
2.2.4 Exit an NX9.0 Session . 13
2.2.5 Simultaneously Saving All Parts and Exiting . 13
2.3 NX9.0 INTERFACE 14
2.3.1 Mouse Functionality 14
2.3.2 NX9.0 Gateway . 16
2.3.3 Geometry Selection . 20
2.3.4 User Preferences 21
2.3.5 Applications . 24
2.4 COORDINATE SYSTEMS .24
2.4.1 Absolute Coordinate System . 242.4.2 Work Coordinate System 25
2.4.4 Move the WCS 25
2.5 USING LAYERS .27
2.5.1 Layer Control . 27
2.5.2 Commands in Layers . 27
2.6 IMPORTANT COMMANDS/DIALOGS .32
2.6.1 Toolbars . 32
2.6.2 Transform Functions . 34
CHAPTER 3 - FORM FEATURES 38
3.1 OVERVIEW .38
3.2 TYPES OF FEATURES 39
3.3 PRIMITIVES .42
3.3.1 Model a Block . 42
3.3.2 Model a Shaft 44
3.4 REFERENCE FEATURES 47
3.4.1 Datum Plane 47
3.4.2 Datum Axis 49
3.5 SWEPT FEATURES 51
3.5.1 Extruded Body . 51
3.6 REMOVE FEATURES 53
3.7 EXERCISE - MODEL A WASHER .57
CHAPTER 4 – FEATURE OPERATIONS . 58
4.1 OVERVIEW .58
4.2 TYPES OF FEATURE OPERATIONS .58
4.3 FEATURE OPERATIONS ON MODELS 62
4.3.1 Model a Hexagonal Screw . 62
4.3.2 Model an L-Bar . 68
4.3.3 Model a Hexagonal Nut . 76
4.3.4 Model a Rack with Instances . 80
4.4 EXERCISE - MODEL A CIRCULAR BASE .85CHAPTER 5 – DRAFTING 87
5.1 OVERVIEW .87
5.2 DRAFTING OF MODELS 88
5.2.1 Drafting 88
5.2.2 Dimensioning 94
5.2.3 Sectional View . 98
5.2.4 Drafting and Dimensioning of an Impeller hexagonal bolt . 99
5.3 EXERCISE - DRAFTING AND DIMENSIONING OF A CIRCULAR BASE .105
CHAPTER 6 – SKETCHING 106
6.1 OVERVIEW .106
6.2 SKETCHING FOR CREATING MODELS 107
6.2.1 Model an Arbor Press Base . 107
6.2.2 Model an Impeller Lower Casing 119
6.2.3 Model an Impeller . 127
6.3 EXERCISES .132
CHAPTER 7 – FREEFORM FEATURE . 135
7.1 OVERVIEW .135
7.1.1 Creating Freeform Features from Points . 136
7.1.2 Creating Freeform Features from Section Strings . 136
7.1.3 Creating Freeform Features from Faces 138
7.2 FREEFORM FEATURE MODELING .138
7.2.1 Modeling with points . 138
7.2.2 Modeling with a point cloud 142
7.2.3 Modeling with curves 144
7.2.4 Modeling with curves and faces 147
7.3 EXERCISE - MODEL A MOUSE 150
CHAPTER 8 – ASSEMBLY MODELING 151
8.1 OVERVIEW .1518.2 TERMINOLOGIES .151
8.3 ASSEMBLY MODELS .152
8.3.1 Top-Down Approach . 152
8.3.2 Bottom-Up Approach 153
8.3.3 Mixing and Matching 153
8.4 ASSEMBLY NAVIGATOR 153
8.5 MATING CONDITIONS 154
8.6 IMPELLER ASSEMBLY 155
8.7 EXPLODED VIEW OF IMPELLER ASSEMBLY 169
8.7 EXERCISE - ARBOR PRESS ASSEMBLY .173
CHAPTER 9- FINITE ELEMENT ANALYSIS . 174
9.1 INTRODUCTION 174
9.1.1 Element shapes and nodes . 174
9.1.2 Structure Module . 176
9.1.3 Simulation Navigator . 178
9.2 SOLUTION CREATION .178
9.2.1 Material Properties 180
9.2.2 Loads . 183
9.2.3 Boundary Conditions . 184
9.2.4 Mesh 185
9.3 RESULT AND SIMULATION .186
9.3.1 Solving the Scenario 186
9.3.2 FEA Result 187
9.3.3 Simulation and Animation . 190
9.4 EXERCISE - ARBORPRESS L-BAR .194
CHAPTER 10- MANUFACTURING . 195
10.1 GETTING STARTED WITH MANUFACTURING MODULE 195
10.1.1 Creation of a Blank 196
10.1.2 Setting Machining Environment 197
10.1.3 Operation Navigator 19810.1.4 Machine Coordinate System (MCS) . 199
10.1.5 Geometry Definition 200
10.2 CREATING OPERATION AND PARAMETER SETTING .203
10.2.1 Creating a new Operation 203
10.2.3 Tool Creation and Selection 204
10.2.4 Tool Path Settings 206
10.2.4 Step Over and Scallop Height: 207
10.2.5 Depth per cut . 208
10.2.6 Cutting Parameters 209
10.2.7 Avoidance 210
10.2.8 Speeds and Feeds . 212
10.3 PROGRAM GENERATION AND VERIFICATION .213
10.3.1 Generating Program . 213
10.3.2 Tool Path Display 214
10.3.3 Tool Path Simulation . 214
10.3.4 Gouge Check . 216
10.4 OPERATION METHODS .217
10.4.1 Roughing . 217
10.4.2 Semi-Finishing 217
10.4.3 Finishing Profile 220
10.4.4 Finishing Contour Surface . 225
10.4.5 Flooring . 228
10.5 POST PROCESSING .231
10.5.1 Creating CLSF . 232
10.5.2 Post-Processing
#NX,#Simense_NX,#إن_أكس,#سيمنس_إن_أكس,
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