Gaston College Apprenticeship 321

On-the-job Training

• Orientation to Machine Trades
  • Indicate hole, indicator .001
  • Tram Head, indicator .001
  • Sq. Vise, indicator .001
  • Square a block by using the right method/checking for square to .001 TIR
• Industrial Safety and Environmental Protection
  • Perform safety and house keeping tasks
  • Follow OSHA, EPA, and MSDS requirements
  • Identify safety rules and regulations in the machine shop
  • Carry out assignments while adhering to safety and OSHA guidelines
  • Read and interpret MSDS sheets and handle hazardous materials accordingly
  • Dispose of petroleum products according to EPA guidelines
  • Keep duty station clean and safe for work
  • What type of fire extinguisher to what type of fire?
• Mathematics
  • Perform technical mathematics calculations
  • Perform addition, subtraction, multiplication and division of whole numbers fractions and decimals with or without a calculator
  • Convert to metric, decimal or fractional measurements
  • Use formulas and arithmetic operations to solve for unknown
  • Perform right triangle and Trig calculations for unknown
• Measurement
  • Identify, describe and use measuring tools
  • Identify, label, and care for measuring instruments such as: calipers, height gage, micrometer, gage blocks, protractor, precision square, gage pins, surface plates, and coordinate measuring machines
  • Follow proper measuring procedures using precision measuring equipment
  • Apply precision tools and instruments for surface plate work such as angle blocks, tool blocks, transfer gages, parallels and adjustable parallels
• Engineering Drawings and Job Planning
  • Interpret and plan job processes from engineering drawings
  • Interpret drawings
  • Develop a job process plan and operation sheet for machining processes
  • Demonstrate proper sketching techniques
  • Apply proper symbol and notation
  • Interpret GD&T symbology
  • Demonstrate the ability to interpret both 1st angle and 3rd angle projection
• Bench work
  • Identify and use basic hand tools for bench work
  • Identify layout tools and equipment including: scribe, center punch, surface plate, dividers, caliper, scale, layout dye
  • Layout the location of holes and surfaces to a specified tolerance
  • Apply proper scribing techniques
  • Apply proper sawing techniques including: hack saw, horizontal and vertical band saws, and cut-off saws
  • Use charts to determine speeds and feeds for various materials and blades
  • Choose, mount and saw blades
  • Set up and perform sawing to a layout
  • Apply proper polishing techniques for individual purposes and materials
  • Identify thread types and gaging techniques
  • Apply proper tapping techniques using various taps and predrill sizes
  • Use proper hand stamping techniques for letters and numbers
  • Hand file radii and chamfers to size
• Basic Shop Machinery
  • Identify basic power tools for bench work
  • Identify, label and determine safe practices in using various shop machinery including: bench grinder, tool grinder, cut-off grinder, drill press
  • Apply proper techniques in grinding various tools to proper geometry using the bench grinder and the tool grinder
  • Demonstrate ability to dress various grinding wheels
  • Demonstrate proper care of grinders and drill press
  • Apply calculations for determining speeds and feeds for drilling
• Metallurgy and Material Properties
  • Describe and test characteristics of materials
  • Describe common materials and their principal properties relevant to machining tasks
  • Explain the changes which heat-treatment imparts to materials
  • Test material hardness using Rockwell, Brinell, Vickers
  • Apply calculations to determine tensile-strength, stress-strain, ductility, and yield strength
  • Demonstrate knowledge of the steel numbering system
  • Apply knowledge of material conditioning techniques such as: Quenching, Annealing, Tempering, Flame Hardening, Through Hardening, Case Hardening
  • Describe the difficulties associated with hardening
  • Apply proper techniques for rust protection
• Coordinate Drilling
  • Perform various precision drilling operations on a coordinate drill
  • Identify, label and apply proper safety and care coordinate drill machine
  • Calculate feeds and speeds for various materials, drills, and other tools
  • Demonstrate the ability to perform various operations on a coordinate drill including: drilling, counter sink, counter bore, reaming, tapping, boring, milling, and drilling hard material
  • Perform proper setup of coordinate drill for various tasks
  • Apply knowledge of tool selection and holding devices
• Conventional Turning
  • Identify turning processes and turning machines
  • Identify, label and apply proper safety and care of lathes
  • Identify the major turning processes including: straight turning, facing, taper turning, knurling, drilling, reaming, boring, and threading
  • Identify the various turning machines used in machining
  • Perform operations on the lathe
  • Set up using basic holding devices such as: 3 jaw chuck, four jaw chuck,
  • Collets, collet stop, face plate, between centers, soft jaws
  • Set up attachments and accessories such as: taper attachment, steady rest, follower rest, and tool post grinder
  • Calculate and select proper feeds and speeds for various materials and tools
  • Select proper tools for various materials and finishes
  • Apply proper surface finish specified on prints and verify using scratch chart and surface measuring device
  • Apply sizing and fitting techniques
  • Use proper measuring procedures
  • Chase various types of external threads
  • Apply proper speeds, feeds for parting and grooving various materials
  • Demonstrate techniques for turning hard materials
  • Perform operations such as: counter sink, counter bore, tapping,
  • Apply turning techniques such as indicating round within .001/ facing and turning to .001
  • Clean, fill reservoir, and measure coolant for proper balance
  • Dispose of used coolant properly
  • Turn and bore parts to specified tolerances
• Conventional Milling
  • Identify milling processes and milling machines
  • Identify internal and external milling processes
  • Compare differences between vertical mills
  • Identify, label and apply proper safety and care for mills
  • Set up and align machine tools, head, and work holding device
  • Select proper tooling and appropriate speeds and feeds
  • Operate a vertical mill
  • Set up and perform precision milling operations to specified tolerance
  • Identify and demonstrate different types of indexing
  • Select proper tools for various materials and finishes
  • Apply proper surface finish specified on prints and verify using scratch chart and surface measuring device
  • Apply sizing and fitting techniques
  • Use proper measuring procedures
  • Perform operations such as: counter sink, counter bore, tapping
• CNC Machining
  • Identify CNC processes and machines
  • Identify CNC control panels
  • Use CNC machines in an efficient manner
  • Develop an understanding of incremental and absolute positioning
  • Identify, label, and apply proper safety procedures for CNC turning centers
  • Identify, label, and apply proper safety procedures for CNC milling centers
  • Set up and align machine tools, and work holding device
  • Select proper tooling and appropriate speeds and feeds
  • Operate a CNC milling center
  • Develop CNC programs using G and M code
  • Identify and demonstrate various types of indexing
  • Apply tool offsets
  • Perform machine set-up
  • Set up and perform precision machining operations to specified tolerance
  • Select proper tools for various materials and finishes
  • Apply proper surface finish specified on prints and verify using scratch chart and surface measuring device
  • Apply sizing and fitting techniques
  • Use proper measuring procedures
  • Perform operations such as: counter sink, counter bore, tapping,
  • Clean, fill reservoir, and measure coolant for proper balance
  • Dispose of used coolant properly
  • Develop programs using CAD/CAM software
  • Use CAN cycles
• Heat Treating
  • Identify methods and proper heat treating techniques and procedures
  • Identify, label, and apply proper safety procedures for heat treating ovens
  • Perform hardness testing
  • Identify properties of various types of metal
  • Develop understanding of hardening processes such as: quenching, annealing, normalizing, tempering, flame hardening, case hardening, induction, carburizing, nitriding
  • Identify numbering system for steel
• Electric Discharge Machining
  • Identify EDM machines and practices
  • Identify, label, and apply proper safety procedures for EDM machines
  • Set up and align machine tools, and work holding device
  • Demonstrate knowledge of electrode designs and principles
  • Use software to generate programming for various parts
  • Perform general machine maintenance
• Surface Grinding
  • Identify surface grinding machines and processes
  • Identify, label, and apply proper safety procedures
  • Set up and align work holding device
  • Select proper speeds and feeds
  • Select, dress and balance various grinding wheels
  • Use proper measuring procedures
  • Select proper wheel for various materials and finishes
  • Set up and perform precision grinding operations to specified tolerance
  • Grind various radii
  • Grind angles
  • Use sine bar for set up and measurement
  • Set up and grind compound angles
  • Grind various forms and shapes
  • Perform general machine maintenance
• Mold Specialization
  • Identify duties and responsibilities of mold maker
  • Understand basic fundamentals of mold making
  • Identify safety issues and guidelines for mold area
  • Overhauled and repair molds
  • Demonstrate knowledge of types of molding materials and shrinkage
  • Demonstrate knowledge of molding principles and processes
  • Demonstrate knowledge of mod fabrication