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Precision Grinding-Cylindrical Surface

MS 190

Precision Grinding-Cylindrical Surface

MS 190

Course Description

Prerequisite: MS 182, or SKTR 182, or instructor permission. Instructs on proper selection and operation of precision cylindrical surface grinding machines. Selects proper grinding wheels, grinding machine and work holding devises for a variety of OD/ID grinding operations. Grinds previously machined and heat treated projects from prerequisite course. (15-30)

Outcomes and Objectives

Demonstrate proper care and safety during use of grinding machines.

Objectives:

  • Identify various parts of grinding machine.
  • Identify proper placement of guards on grinding machine.
  • Use proper safety equipment while operating grinding machine.
  • Identify the appropriate grinding operation necessary to hold tolerances.
  • Select proper grinding wheel based on material to be ground.
  • Select proper grinding wheel for machine to be used.
  • Select proper coolant medium to be used for grinding operation.
  • Inspect grinding wheel for damage.
  • Properly mount and balance grinding wheel on arbor.
  • Properly true and dress grinding wheel for operation.
  • Identify various abrasive types and their effect on work piece surface integrity.
  • Select the correct abrasives for your specific grinding applications.
  • Identify types of grinding machines.

Demonstrate proper set up of grinding machines.

Objectives:

  • Identify various abrasive types and their effect on work piece surface integrity.
  • Select the correct abrasives for your specific grinding applications.
  • Properly mount and balance grinding wheel on arbor.
  • Properly true and dress grinding wheel for operation.

Demonstrate proper use of grinding machines.

Objectives:

  • Identify when a grinding operation is necessary.
  • Identify the appropriate grinding operation necessary to hold tolerances.
  • Select proper grinding wheel based on material to be ground.
  • Select proper grinding wheel for machine to be used.
  • Select proper coolant medium to be used for grinding operation.
  • Evaluate grinding wheel for damage.
  • Properly mount and balance grinding wheel on arbor.
  • Properly true and dress grinding wheel for operation.
  • Identify various abrasive types and their effect on work piece surface integrity.
  • Select the correct abrasives for your specific grinding applications.
  • Identify different methods of work holding.
  • Select proper method of work holding.
  • Run grinding machine through proper warm up cycles prior to operation.
  • Safely operate grinding machine.
  • Surface grind work piece to tolerance specified on engineering drawing ex: +/- .0005 of an inch.

Demonstrate ability to grind cylindrical parts between centers.

Objectives:

  • Demonstrate ability to properly secure work piece between centers.
  • Select appropriate drive mechanism for operation to be completed.
  • Align work table for straight cylindrical grinding using proper indicators.
  • Surface grind work piece to tolerance specified on engineering drawing ex: +/- .0002 of an inch total variance.
  • Demonstrate ability to grind OD taper to specified tolerances.

Demonstrate ability to internal grind cylindrical parts held in chucking device.

Objectives:

  • Demonstrate ability to properly secure work piece in 3 or 4 jaw chuck.
  • Demonstrate ability to properly secure work piece using magnetic chuck.
  • Select appropriate grinding wheel for internal grinding operation.
  • Align work table for straight cylindrical grinding using proper indicators.
  • Surface grind work piece to tolerance specified on engineering drawing ex: +/- .0002 of an inch total variance.