《机械CAM与自动编程》教学资源（PPT课件讲稿）（主讲：封志明）Chapter 2 The Basis of UG NX CAM

II、 The Basis of UG NX CAM -- Chapter II-- UG NX CAM Overview UG CAM Machining Environment Analyzing the Part to Machine Creating CAM Operations Coordinate System of UG NX CAM Tool Paths Postprocessing Operation Navigator Mechanical Engineering@XiHua University

UG NX CAM Overview UG CAM Machining Environment Analyzing the Part to Machine Creating CAM Operations Coordinate System of UG NX CAM Tool Paths Postprocessing Operation Navigator Mechanical Engineering@XiHua University

Chapter II To understand the To be able to create cam Terminology of CAM Objectives operations and generate operation tool paths. To understand the Postprocessor

• To understand the Terminology of CAM. • To be able to create CAM operations and generate operation tool paths. • To understand the Postprocessor

2.1 UG NX CAM Overview 2.1. 1 Brief Introduction about UG NX CAM NX provides complete computer-aided manufacturing(CAM) software solutions for machine tool programming, postprocessing and machining simulation NX CAMsolutions Advanced Programming Programmer Postprocessing and Integrated Solution P mm Automation Simulation Productivity

2.1 UG NX CAM Overview 2.1.1 Brief Introduction about UG NX CAM •NX provides complete computer-aided manufacturing (CAM) software solutions for machine tool programming, postprocessing and machining simulation. Advanced Programming Capabilities Programming Automation Postprocessing and Simulation Integrated Solution Programming Productivity NX CAM solutions

2.1 UG NX CAM Overview 2.1.2 Terminology Setup The setup is a part that can contain, or reference as components, the part to machine, blank, fixtures, clamps, and machine tool Assemblies Assembly parts can be machined using NX Manufacturing applications Operation An operation contains all information used to generate a single tool path Operation Navigator A graphical organization aid with a tree structure that illustrates relationships between the geometry, machining method, tool parameter groups and the operations within a program

2.1.2 Terminology 2.1 UG NX CAM Overview • The setup is a part that can contain, or reference as components, the part to machine, blank, fixtures, clamps, and machine tool. Setup • Assembly parts can be machined using NX Manufacturing applications. Assemblies • An operation contains all information used to generate a single tool path. Operation • A graphical organization aid with a tree structure that illustrates relationships between the geometry, machining method, tool parameter groups and the operations within a program. Operation Navigator

2.1 UG NX CAM Overview 2.1.2 Terminology MCS The machine Coordinate System is the base location for all subsequent tool path output points Associativity If the geometry or tool used for an operation is edited after generating its tool path, the operation automatically uses the new information when you regenerate Parent Group Storing parameters that you use more than once outside of the operations helps you to reuse and organize the information required to machine your part

2.1.2 Terminology 2.1 UG NX CAM Overview • The Machine Coordinate System is the base location for all subsequent tool path output points. . MCS • If the geometry or tool used for an operation is edited after generating its tool path, the operation automatically uses the new information when you regenerate. Associativity • Storing parameters that you use more than once outside of the operations helps you to reuse and organize the information required to machine your part. Parent Group

2.1 UG NX CAM Overview 2.1.3 Manufacturing programming workflow aPreliminary planning and analysis for Manufacturing isually inspect the part to machine or review the drawing. Determine the machining type or types and machining positions required Analyze the part to collect data for the manufacturing plan. From the part analysis, determine the best tools and operation types to select tools, then create a roughing plan and a finishing plan

2.1.3 Manufacturing programming workflow 2.1 UG NX CAM Overview From the part analysis, determine the best tools and operation types to select tools, then create a roughing plan and a finishing plan. Analyze the part to collect data for the manufacturing plan. Determine the machining type or types and machining positions required. Visually inspect the part to machine or review the drawing. ◼Preliminary planning and analysis for Manufacturing

2.1 UG NX CAM Overview 2.1.3 Manufacturing programming workflow a Manufacturing programming workflow CAD/CAM 3D Modeling Scanning/Copy Interface Create Part Parent Group Program Method Tool Geometr rea Generate Tool Path Tool Path Program CNC Machine

2.1.3 Manufacturing programming workflow 2.1 UG NX CAM Overview ◼Manufacturing programming workflow 3D Modeling Create Part Parent Group Program Tool Create Operation CAD/CAM Interface Scanning/Copy Mill Tool Path Simulation NC Program Geometry Files Method Geometry Generate Tool Path CNC Machine Tools Post Processing

2.2 NX CAM machining environment 2.2.1 Manufacturing setup overview The setup process creates a manufacturing assembly and adds data related to machining your part With a setup you save the full machining environment The Is initialized from pre-defined setup parts(templates)in a CAM session. setup Stores all of your CAM data in a file Consists of all operations, their resulting tool paths, and the environment in which the operations are created Promotes standardization as it can be saved as a template and reused

2.2.1 Manufacturing setup overview 2.2 NX CAM machining environment The setup process creates a manufacturing assembly and adds data related to machining your part. With a setup you save the full machining environment. Is initialized from pre-defined setup parts (templates) in a CAM session. Stores all of your CAM data in a file. Consists of all operations, their resulting tool paths, and the environment in which the operations are created. Promotes standardization as it can be saved as a template and reused. The setup

2.2 NX CAM machining environment 2.2.2 Create a setup in the file containing the part to machine etting up The Machining Environment b start3日寸 mOdeling Ctrl+M a Choose StartManufacturing S NX Sheet Metal Ctrl+Alt+N aIn the Machining Environment dialog bo e Shape Studio CtrltAlt+s in the CAM Session Configuration group, Drafting CtrltShi fttD ⑥ Motion Simulation select a configuration from the list Manufacturing Ctrl+Alt+M aIn the CAM Setup to Create group, select a ateway setup from the list Assemblies ■c| ick OK All Applications

2.2.2 Create a setup in the file containing the part to machine 2.2 NX CAM machining environment ◼Choose Start→Manufacturing. ◼In the Machining Environment dialog box, in the CAM Session Configuration group, select a configuration from the list. ◼In the CAM Setup to Create group, select a setup from the list. ◼Click OK. Setting Up The Machining Environment

2.2 NX CAM machining environment 2.2.2 Create a setup in the file containing the part to machine Machining Environment options CAM Session Confiquration cam_library cam teamcenter ibrary feature machining Configuration list Lists pre-defined configurations hole making _mw lathe mill Bre owe for a Lets you select a custom onfiguration File configuration file Browse CAM Setup to Create mould Setup list Lists pre-defined setups mm此x5 ole makino Browse for a Setup Part Lets you select a custom Browse configuration file Initialize

2.2.2 Create a setup in the file containing the part to machine 2.2 NX CAM machining environment Machining Environment options CAM Session Configuration Configuration list Lists pre-defined configurations. Browse for a Configuration File Lets you select a custom configuration file. CAM Setup to Create Setup list Lists pre-defined setups. Browse for a Setup Part Lets you select a custom configuration file