Computer aided manufacturing
Teacher
Gedela Sridevi
Category
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Course Name : Computer aided manufacturing
Code(Credit) : CUTM1084 (0-2-0)
Course Objectives
- Create 2-D geometry and 3-D models using various Commands in Master CAM software.
- Create part programs for CNC machining, Contour Concept of cutter compensation using G codes and M codes.
- Create tool path and program for 2-D Lathe operations
Learning Outcomes
- Create 2-D Geometry and 3-D models using various Command in Master CAM software.
- Identify G-Codes and M-codes for programming
- Create 2-D tool path and program for 2-D facing , turning , drilling in lathe.
- Create 2-D tool path and program for circular milling and facing operations.
- Simulation of CNC programs using Master CAM software.
Course Syllabus
Module I: Introduction to CAM and Identification of toolbars in Master CAM software (2 hrs)
| Introduction to Computer Aided manufacturing and Master CAM. Identification of sketch toolbars like profile, operations toolbars and using the toolbars to generate the sketch.
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Practice-1: Create a 2D sketch using sketch tool bar and operations tool bar
Module II- 3-D models using various Commands in Master CAM software (2 Hrs)
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Module III : Identification and use of G-code and M code in programming for lathe (4 hrs)
| Functions of G-Code and M-code in lathe machine .Selection and use of G-codes and M-codes. Measure tool and work data off set data-X-Z offsets for lathes. Work offsets, length offsets and tool radius for machining center for creating part programming.Cutter compensation.
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Practice-3- Create work offset for CNC milling machine using Master CAM.
Practice-4 Create Work off set for CNC lathe using master CAM
Module IV: Create 2D tool path for lathe operations (6 hrs)
2D Tool path generation. Concepts of Machining: CNC control basics, & coordinate
systems, Selection of tool, tool parameters, Compensations Program Manager / Creation of 2D tool path for 2D turning , facing ,drilling operations
Practice-5- Create 2D tool path for facing and turning operation in lathe.
Practice-6- Create 2D tool path for a drilling operation in lathe.
Practice-7- Create 2D tool path for a given job in lathe.
Module V: Create 2D tool path for milling operations (6 hrs)
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Session Plan
Session 1
Introduction to Computer Aided manufacturing and Master CAM.
Session 2
Identification of sketch toolbars like profile, operations toolbars and using the toolbars to generate the sketch in Master CAM soft ware
Practice- 1: Create a 2D sketch using sketch tool bar and operations tool bar
Session-3
Draw 3-D profiles using various sketch based features like extrude, revolve, Boolean features, rib, slot, groove etc in Master CAM software
Practice-2- Create 3 D model using various commands
https://www.youtube.com/watch?v=MdKX3QIO4Y0
Session-4
Functions of G-Code and M-code . Work offsets, length offsets and tool radius for machining center for creating part programming.Cutter compensation of tool.
Practice-3- Create work offset for CNC milling machine using Master CAM
https://www.youtube.com/watch?v=-2yKKtWKO8M
Session-5
Measure tool and work data off set data-X-Z offsets for lathes
Practice-4 - Create work offset for CNC milling machine using Master CAM.
Session-6
2D Tool path generation. Concepts of Machining: CNC control basics, & coordinate
systems, , Selection of tool, tool parameters, Compensations Program Manager.
Practice-5- Create 2D tool path for facing and turning operation in lathe.
https://www.youtube.com/watch?v=b2F9exUshL8
https://www.youtube.com/watch?v=85zvTj3pvzQ&t=58s
Session-7 and 8
Creation of 2D tool path for 2D turning , facing ,drilling operations
Practice-6- Create 2D tool path for a drilling operation in lathe.
Practice-7- Create 2D tool path for a given job in lathe.
https://www.youtube.com/watch?v=HuoyGa0c9TY
Session-9
Selection of appropriate tool path for milling operation.
Practice-8- Create 2D tool path for facing and profile cutting.
Session-10 and 11
Proper machine selection, job setting, tool selection. Selection of appropriate machining tolerance, machining parameters like speed, feed and depth of cut. . CNC Programming 2-D milling, circular milling operations.
Practice-9- Create 2d tool path for circular pocketing.
Practice-10-Create 2D tool path for circular countering.
https://www.youtube.com/watch?v=GIDMTEr75Ng
Session- 11 and 12
Post Processing: Generating NC / Nci Files / Editing NC Files / Simulation of tool path.
Practice-11 Create a 2D tool path for a job in CNC milling machine and simulate it.
Practice-12- Create 2D tool path for a job in CNC lathe machine and simulate it.
Session-13
CNC interface with master CAM ,CNC controls and editing on a machine
Practice-13 : Transfer master CAM program to the CNC machine and perform dry run for a job.
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Assistant Professor ,School of Engineering and Technology , Centurion University of Technology and Management, Paralakhemundi, Odisha, India. She has over 6 years of teaching and 9 years of industrial experience in project management of EPC bulk material handling,Turnkey projects.. She is pursing her PhD in Centurion University of Technology and Management in the field of […]