Teach Yourself UG NX Step-by-Step

Transcription

1 Teach Yourself UG NX Step-by-Step By Hui Zhang Ph.D., P.Eng.

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3 Table of Contents Chapter 1 Introduction UG NX User Interface Solid Modeling Fundamentals Model Display and Manipulation in UG NX Rotate Model Freely Pan Model Zoom Model In/Out Customize UG NX How to Use this book Chapter 2 Sketch and Extruded Features Sketch Geometrical Tools Dimensions Geometrical Constraints Extruded Features Extruded Feature Using Existing Sketch Extruded Feature Using Sketch Created in Place Feature Modification Part Appearance and Mass Properties Project: V-Block Create Extruded Base Feature Cut Rectangular Slot Cut V-Slot Trapezoid Cutout Part Appearance and Mass Properties Summary Chapter 3 Holes and Threads Holes Simple Hole I

4 3.1.2 Counter bore Hole Countersunk Hole Hole Feature Modification Selection Filter and Quick Pick Threads Symbolic Thread Detailed Thread Thread Modification Project: Bracket Build Base and Boss Create Pocket Cut Top Round Corner Drill Counter bore Holes Drill Countersunk Holes Create Simple Hole & Add Symbolic Thread Summary Chapter 4 Fillets and Chamfers Fillet Features Constant Radius Fillets Variable Radius Fillets Setback Fillets Stop-Short Fillets Chamfers Project: Movable Jaw Create Jaw Body Add Disk Boss, Drill a Hole, and Create Chamfer and Round Make Pocket, and Add Fillets Create Corner Rounds and Fillets Drill Standard Screw Holes Summary II

5 Chapter 5 References Point Datum CSYS Datum Axis Datum Plane Three Point Plane Point and Direction Plane Plane on Curve At Distance Plane At Angle Plane Bisector Plane Curve and Points Plane Two Lines Plane Tangent to Face at Point Line or Face Plane Plane of Object Fixed Methods Project: Vertical Bearing Support Create Support Base Create Offset Datum Plane and Construct Slot Base Create an Angled Reference Plane, and Slot Body Cut Slots Add Hole Bosses Construct a Tangent Surface Plane, Drill Holes and Add Fillets Summary Chapter 6 Copy, Mirror and Pattern Features Copy Features Mirror Features Pattern Features Rectangular Pattern Change Working Coordinate System Orientation III

6 6.3.3 Circular Pattern Pattern Face Project 1: Copy and Mirror Shaft Guide Create Triangle Base Add Boss and Shaft Hole Cut Keyway and Drill Hole Copy and Mirror Hole Add Round and Chamfer Project 2: Rectangular Pattern Bearing Block Cap Build Cap Body Drill Cap Hole and Pattern It using Rectangular Pattern Tool Add Counter bore Cuts and Rounds Project: Circular Pattern Vise Base Create the Base Cut a Circular Pocket and Slot Add Base Ear and Hole Pattern Base Ear and Hole Chapter 7 Revolved Features Revolved Features Project: V-Pulley Create Pulley Stock Create Bore Cut Trapezoid Circular Slots Cut V-Groove and Pattern It Add Chamfers and Rounds Chapter 8 Sweep Features Sweep Along Guide Variational Sweep Swept Project: Support Bracket IV

7 8.4.1 Create Foot Mount Attach a Link to the Foot Mount Add a Flange at the End of the Link Add Circular Cutout and Cut Circular Slots Drill Counter bore Holes Project: Machine-Vise Handle Create Handle Head Add Handle Link Attach Handle Cut Pocket Add Chamfer and Fillets Chapter 9 Draft and Shell Features Draft Draft from Stationary Face Draft from Stationary Edges Draft Tangent to Faces Draft To Parting Edges Shell Project: Power Bar Cover Create Cover Body Add Thin Walls Cut Slots and Holes Create Plug Bosses and Holes Chapter 10 Parameters and Expressions Parameters Expressions Suppress Feature by Expression Interpart Expressions Project: Rotary Yoke Create Yoke Base V

8 Add Cylinder Boss, Cut Shaft Hole and Keyway Add Ribs Add Expression and Rounds Chapter 11 User Defined Feature and Part Family Create a User Defined Feature (UDF) Insert a User Defined Feature Part Family User Defined Feature Project: Letter A Create Letter A and Define Formulas Define a user defined feature for letter A Insert letter A into the part with a different size Part Family Project: Flat Slotted Screw Create First Flat Slotted Screw Template Change Dimensions Names and Add a Formula Create Part Family of Flat Slotted Screws Chapter 12 3D Curves Line Arc/Circle Studio Spline Project Curve Intersection Curve Bridge Curves Helix Helix Project: Fixed Jaw Create the jaw body Create the cutouts using pocket features Add thread hole Create jaw and screw holes Chapter 13 Assembly Add an Existing Part/Assembly and Create a New Part VI

9 13.2 Add Assembly Constraints Move Components Assembly Navigator Mirror and Pattern Components Mirror Components Pattern Components Explode An Assembly Project: Mechanic Vise Assemble Base, Spherical Head Bolt, and Bolt M Insert Fixed Jaw, Washer, Lock Nut, Handle and Handle End Assemble Guide Bar and Movable Jaw Assemble Washer 15 and Screw Assembly Cotter Pin, Handle and Handle End Assemble Jaw Plates and Screw M Explode Assembly Chapter 14 Drawing Format and Standard Views Drawing Format Drawing Sheets and Standard Drawing Views Main View and Isometric View Projection Views Modify Sheet and Views Project: Bracket Drawings Create Drawing Borders and Title Block Add Texts in Title Block Create Drawing Views Chapter 15 Section, Auxiliary, and Other Views Section Views Simple Section View and Stepped Section View Revolved Section View Half Section View VII

10 Unfolded and Folded Section Views Section Cuts from Pictorial Views Auxiliary Views Detail Views Broken Views Break-out Section View Project: Vertical Bearing Support Drawing Create front view and top views Create a section view Add a break-out section view Create an auxiliary view and Clip it Add a detail view Chapter 16 Drawing Detailing Dimensions & Their Tolerances Create Dimensions Using Inferred Command Arc Length, Cylinder, and Ordinate Dimensions Chain, Baseline and Ordinate Dimensions Feature Parameters Move Dimensions and Modify Dimensions Properties Annotations Surface Finishes Weld Symbols Geometric Tolerances Utility Symbols and Custom Symbols Project: Bracket Drawing Add Dimensions Assign Dimension Tolerance Add Geometric Tolerance and Surface Finish Place Linked Notes and Utility Symbols Chapter 17 Assembly Drawing VIII

11 17.1 Bill of Materials Add Balloons Change Component Crosshatch Create Exploded View in Drawing Project: Mechanic Vise Assembly Drawing Fill Part Properties Create Drawing Views and Change Hatches of Parts Generate BOM Generate Balloons Add an Explode View in a New Sheet Chapter 18 Surfaces Surface Creation Tools Surface by 4 Points, and Swoop Bounded Plane Swoop Surface Studio Surface Ruled Surface Through Curves Surface Through Curve Mesh Operation Tools Trimmed Sheet Thicken Sheet Sew Scale Bridge Surface Modeling Project: Fan Blade Create Fan Blade Inner and Outer Surface Model Fan Blade Side Surfaces Build Fan Blade Solid Add a Hub and Pattern the Blade IX

12 Chapter 19 Sheet Metal Sheet Metal Settings Tab Flange Contour Flange, and Lofted Flange Base Contour Flange Secondary Contour Flange Hem Lofted Flange Normal Cutout, Extrude Cutout Jog Bend, Unbend, and Rebend Break Corner, Closed Corner, Three Bend Corner Dimple, Louver, Drawn Cutout, and Bead Dimple Louver Drawn Cutout Bead Flatten Sheet Metal Part, and Add Features in The Part Environment Sheet Metal Project: Create a Tab Add a Bend to the Tab Attach Two Flanges on the Side Edges of the Tab Add a Tab to the Front Edge of the Part Create a Jog on the Front Tab Add Two Contour Flanges on the Edge Flanges Create a Rolled Hem on the Tip of The Front Flange Break the Corners and Add Screw Holes Flatten the Sheet Metal Part X