Community College of Rhode Island

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ETCN Course Outcomes

Blue Print Reading and the Machinery's Handbook (ETCN-1100)

As a result of this course the student will be able to:

  • Use the machinery's handbook as a reference tool to find specific information regarding a manufacturing or machining application problem
  • Identify the different line types used on an industrial blueprint
  • Identify the value of tolerances and dimensions used in industrial blueprint for precision machining
  • Understand the components of ANSI size Title Block a standard revision box in the change order system
  • Understand thread forms and thread nomenclature found on industrial blueprints
  • Understand the terms associated with the standard views found on industrial blueprints
  • Identify the standing ANSI size drawing sheets

Precision Measurement and Geometric Dimensioning and Tolerance (ETCN-1200)

As a result of this course the student will be able to:

  • Identify the feature control frame and understand the components within
  • Understand the use of primary, secondary and tertiary datum’s
  • Understand and apply the correct measurement and set up techniques based on the part geometry
  • Apply the rules of maximum and minimum materials conditions when measuring the machined parts or assemblies. As they conform to the rules of limits of size
  • Understand the relationship between machined features as directed per the feature control frame that dictates fit form or function of the machined parts
  • Apply the necessary measuring techniques used to measure orientation tolerance
  • Apply the necessary measuring techniques used to measure positional tolerance
  • Apply the necessary measuring techniques used to measure profile tolerance

CNC Machining I (ETCN-1300)

As a result of this course the student will:

  • Understand how the Cartesian coordinate system relates to CNC Routing Turning and Milling operations
  • Safely set up and operate the two axis CNC Lathe, Router, and 2-1/2, 3axis milling machines
  • Write simple part programs for the two axis CNC lathe and router and milling machines
  • Be introduced to master cam's machining software program
  • Read and interpret industrial blueprints used in the manufacturing of part programming
  • Calculate speeds and feeds for CNC machining operations
  • Identify cutting tools used for milling turning and wood cutting operations
  • Interface with the machine tool controls
  • Simulate part programs on CNC machining simulation software

Computer Aided Manufacturing (MasterCam) (ETCN-2100)

As a result of this course the student will be able to:

  • Use Master Cam graphical interface, toolbars command, and Master Cam's graphical interface
  • Create and manage geometry drawn in the master cam's graphical area
  • Apply the appropriate cutting tools, calculate machining speeds and feeds and perform stock set up procedures using master cam
  • Work with different file types (DWG, SL PRT) files and integrate those with Master Cam files
  • Draw complex geometric shapes, resulting in tool path
  • Post their ends see file inside master cam to create a CNC file that will be run in a milling machine, lathe or CNC router
  • Integrate the CNC files created in the CNC machining class and create tool path using master cam
  • Tools simulate the programs that have been generated and edit them to maximize machining and operation time

 

CNC Machining II (ETCN-2200)

As a result of this course the student will be able to:

  • Safely operate CNC ways, milling machines, and routers
  • Establish points of origin related to part geometry all machine tool origin
  • Set all to links on the automatic tool changer for the CNC vertical milling machine and lathe
  • Calculate the correct RPMs, speeds, feeds, depth of cut, cutter rotation and cutter length offset values for different types of CNC operations
  • Use different work-holding devices and be able to program part offsets using standard and G code
  • Debug a CNC part program
  • Machine more complex geometry using standard G and M code
  • Program circular profiles using standard GM
  • Draw and create tool-path using Master Cam

 

3D-Modeling and Prototyping (Direct Digital Manufacturing) (ETCN-2300)

As a result of this course the student will be able to:

  • Understand how the process of Additive Manufacturing and how it is related in a manufacturing process, such as tool-making, model-making or pattern-making
  • Understand the advantages of using Additive Manufacturing and how it impacts the manufacturing process, product, part development and lead-time to the end-user
  • Understand the materials that can be used in an additive Manufacturing application
  • Understand how this technology can be optimized by taking geometrics with multiple opponents in assembly and simplifying it into fewer sub components or assemblies
  • Discern the types of Additive Manufacturing capabilities based on part geometry customer demands and CNC machine capabilities
  • Safely set up and operate the Dimension SST 1200es 3D machine

 

Computer Numerical Control (CNC) Practicum/Capstone (ETCN-2500)

  • Set up and keep an engineering journal
  • Work place professionalism
  • Project planning taking major program topics in to account
  • Critical assessment of program material and practicum or internship experience
  • Write a resume

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Last Updated: 2/27/14