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GearMachinist Trade Skills

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Occupational Skills

Uses tools and equipment.
Uses hand tools.
  • knowledge of types of hand tools
  • knowledge of imperial and metric systems
  • ability to apply hand-eye coordination
  • ability to organize hand tools
  • ability to maintain hand tools
  • ability to store hand tools
  • ability to recognize worn, damaged or defective hand tools
Uses power tools.
  • knowledge of types of power tools such as electric, pneumatic and hydraulic
  • knowledge of operating procedures
  • ability to apply hand-eye coordination
  • ability to organize power tools
  • ability to maintain power tools
  • ability to store power tools
  • ability to recognize worn, damaged or defective power tools
Uses measuring tools.
  • knowledge of types of measuring devices such as micrometers, vernier calipers, gear tooth verniers, protractors, sine bars and gauge blocks
  • knowledge of imperial and metric systems
  • ability to organize measuring devices
  • ability to maintain measuring devices
  • ability to store measuring devices
  • ability to recognize worn, damaged or defective measuring tools
Uses hoisting, lifting and rigging equipment.
  • knowledge of types of hoisting and lifting equipment such as jacks, chain hoists and overhead cranes
  • knowledge of applications of hoisting, lifting and rigging procedures
  • knowledge of limitations of lifting equipment
  • knowledge of hoisting and lifting equipment maintenance
  • knowledge of hand signals
  • ability to recognize worn, damaged or defective hoisting and lifting equipment
Uses layout tools and equipment.
  • knowledge of types of layout tools and equipment such as height gauges, angle plates, scribers and surface tables
  • knowledge of imperial and metric systems
  • ability to organize layout tools and equipment
  • ability to maintain layout tools and equipment
  • ability to store layout tools and equipment
  • ability to recognize worn, damaged or defective layout tools and equipment
Uses personal protective equipment (PPE) and safety equipment.
  • knowledge of types of PPE such as respiratory, hearing, eye and body protection
  • knowledge of PPE and safety equipment operations
  • knowledge of workplace safety and health regulations
  • knowledge of location of PPE and safety equipment
  • ability to inspect and maintain PPE and safety equipment
  • ability to store PPE and safety equipment
  • ability to recognize worksite hazards
  • ability to recognize worn, damaged or defective PPE and safety equipment
Uses basic welding equipment.
  • knowledge of types of welding equipment such as oxyacetylene and metal inert gas (MIG)
  • knowledge of basic welding operating procedures
  • ability to perform basic welding and heating applications such as bending, heat treating, and tacking
  • ability to apply hand-eye coordination
  • ability to organize welding equipment
  • ability to maintain welding equipment
  • ability to store welding equipment
  • ability to recognize worn, damaged or defective welding equipment
Organizes work.
Interprets documentation.
  • knowledge of first and third angle projection
  • knowledge of symbols such as surface finishes, scales and tolerances
  • knowledge of types of documentation such as work orders, technical data and reference manuals
  • ability to use reference material such as Machinery’s Handbook, tool specifications and material specifications
  • ability to read and interpret drawings such as blueprints, engineering drawings and sketches
Plans sequence of operation.
  • knowledge of machining operations such as turning, milling and grinding
  • knowledge of material characteristics such as composition, properties, application and machinability
  • knowledge of time required to complete each operation
  • knowledge of heat treatment required
  • ability to plan work procedures
  • ability to prioritize operations
Maintains safe work environment.
  • knowledge of Workplace Hazardous Materials Information System (WHMIS)
  • knowledge of federal and provincial/territorial safety regulations such as the Occupational Health and Safety Act (OHSA)
  • knowledge of types and operation of fire extinguishing equipment
  • knowledge of disposal and recycling procedures
  • knowledge of work hazards such as those associated with the operation of hand and power tools, cutting, grinding and machining equipment
  • knowledge of workplace housekeeping procedures and practices
  • knowledge of absorbent materials
  • knowledge of lockout procedures
  • ability to recognize potential hazards specific to each machining and work location
  • ability to handle and store hazardous materials
  • ability to organize and maintain a clean and safe work area
Communicates with others.
  • knowledge of technical terminology
  • knowledge of verbal and written communication
  • ability to use communication equipment and media such as Internet, email and fax
  • ability to translate technical information into layperson’s terms
  • ability to gather information from customers about workpiece
  • ability to communicate with other related professionals such as engineers, supervisors and co-workers
  • ability to communicate with customers
Processes material.
Selects workpiece material.
  • knowledge of types and grades of material
  • knowledge of material characteristics such as composition, properties, application and machinability
  • knowledge of identification markings such as ASME systems, ANSI systems, colour codes and number systems
  • knowledge of material measurements
  • ability to determine material type and shape required
  • ability to visually inspect material for faults such as bends, cracks and size deviations
Performs layout.
  • knowledge of layout procedures
  • knowledge of layout media such as dyes, paint, markers and coating
  • ability to apply geometry and trigonometry principles
  • ability to use charts and scientific calculators
Marks workpiece for identification.
  • knowledge of marking procedures such as etching, engraving, colour coding and stamping
  • ability to mark workpiece without compromising the integrity of the workpiece
Performs basic heat treatment.
  • knowledge of metallurgy
  • knowledge of types of heat treatment processes such as hardening, normalizing, annealing and stress relieving
  • knowledge of tempering colours
  • ability to perform basic procedures such as flame hardening and quenching
  • ability to apply hardness tests such as scratch, Brinell and Rockwell
Applies material testing.
  • knowledge of metallurgy
  • knowledge of types of defects and faults
  • ability to visually inspect material
  • ability to perform basic non-destructive testing (NDT) such as dye penetrant
Deburrs workpiece.
  • knowledge of deburring techniques
  • ability to use deburring tools such as files, chisels, rotary deburrers, scrapers and abrasive stones
  • ability to assess and identify burrs and rough edges
  • ability to remove burrs to meet specifications
  • ability to secure workpiece
Inspects workpiece.
  • knowledge of inspection procedures and techniques such as incoming, in-process and final
  • knowledge of required dimensions and dimensional accuracy
  • knowledge of geometric dimensioning and tolerancing
  • ability to perform inspection techniques such as visual and manual verification using inspection equipment
  • ability to measure gears
Sketches parts.
  • knowledge of sketching techniques
  • knowledge of third angle projection
  • knowledge of dimensioning practices
  • ability to sketch in third angle projection
Maintains machines and tooling.
Cleans machines.
  • knowledge of manufacturers’ specifications
  • knowledge of cleaning techniques and requirements
  • knowledge of cleaning solvents
  • knowledge of cleaning equipment
  • knowledge of machine lockout procedures
  • knowledge of sensitive components
  • ability to clean chips from inactive machine
Lubricates machines.
  • knowledge of manufacturers’ specifications
  • knowledge of types of lubricants
  • knowledge of lubrication points
  • knowledge of maintenance schedule
  • ability to use lubrication equipment such as grease gun, oil gun and oil feeders
  • ability to check oil levels
  • ability to perform preventative maintenance
Sharpens tooling.
  • knowledge of tool geometry such as rake angles, relief angles and chip breakers
  • knowledge of types of tool sharpening equipment such as tool and cutter, pedestal and drill grinders
  • ability to set up grinding equipment
  • ability to perform sharpening operations
Applies cutting fluid and coolant.
  • knowledge of types of cutting fluids such as oil and water soluble fluids
  • knowledge of types of coolants and application techniques
  • knowledge of mixing procedures
  • ability to maintain concentration of soluble fluids
  • ability to follow a maintenance schedule
  • ability to determine when to apply cutting fluid and coolant
Troubleshoots equipment.
  • knowledge of machine operations and components
  • knowledge of previous problems and potential machine malfunctions
  • ability to visually inspect equipment
  • ability to identify and isolate problem
  • ability to take corrective action
Maintains machine alignment.
  • knowledge of types of alignment equipment such as dial indicator, precision level and square
  • ability to make adjustments
  • ability to determine where and when alignment is required

Bench Work

Performs hand processes.
Files workpiece.
  • knowledge of types of cuts such as coarse, bastard and smooth
  • knowledge of types of files such as single cut, double cut and needle files
  • knowledge of shapes and size of files such as round, flat and square
  • ability to select file types and file material for job requirement
  • ability to select filing technique for job requirement
  • ability to install handle onto file
Saws workpiece.
  • knowledge of tooth pitch of saw blades
  • knowledge of saw blade tooth set such as raker, wave and straight
  • knowledge of sawing techniques
  • knowledge of holding techniques
  • ability to select saw blade
  • ability to install and tension blade
Performs hole making operations.
  • knowledge of holding techniques
  • knowledge of types of tooling such as drills, reamers and hones
  • ability to select drill size such as fractional, metric, letter and number
Performs threading operations.
  • knowledge of holding techniques
  • knowledge of taps such as taper, plug, bottom and pipe
  • knowledge of thread, pitch and form
  • knowledge of thread cutting techniques
  • ability to calculate and select tap drill size
  • ability to cut threads
  • ability to adjust die
  • ability to repair threads using tools such as nut dies and thread files
  • ability to apply cutting fluids for cooling and chip removal
Installs thread inserts.
  • knowledge of types of inserts such as single coil, double coil, key insert and tabbed insert
  • knowledge of special taps
  • ability to select hole size for inserts
  • ability to use installation tools
Broaches workpiece.
  • knowledge of keyseat and other broach forms
  • knowledge of types and sizes of keys
  • ability to select broaches, bushings and shims
  • ability to produce a keyway and other broach forms
  • ability to perform calculations such as depth of keyway
Performs pressing operations.
  • knowledge of types of presses such as arbour and hydraulic
  • knowledge of supporting techniques
  • ability to regulate pressure
  • ability to align parts
Bends workpiece.
  • knowledge of holding techniques
  • ability to determine bending temperature
  • ability to shape workpiece
Finishes workpiece.
  • knowledge of lapping and honing techniques
  • knowledge of polishing and blending techniques
  • knowledge of abrasives
  • ability to select lapping and honing abrasives
  • ability to maintain lapping tables and plates
Refurbishes components.
Analyzes components.
  • knowledge of fits, clearances and tolerances
  • ability to troubleshoot and document defect
  • ability to perform visual inspection
  • ability to perform basic NDT such as dye penetrant
Plans procedures.
  • knowledge of original specifications and application of components
  • knowledge of repair techniques
  • ability to plan and implement repair sequence
Disassembles components.
  • knowledge of retention techniques such as snap rings, blocking collars and interference fits
  • ability to remove mechanical components such as bearings, seals and adapters
  • ability to determine damage requiring repair
Assembles components.
  • knowledge of bearings
  • knowledge of types of oil seals
  • knowledge of adhesives and joining techniques
  • ability to install mechanical components
  • ability to test fit and function

Drill Presses

Sets up drill presses.
Selects drill press types.
  • knowledge of drill press types such as radial arm drill, sensitive drill press and pedestal drill
  • knowledge of capacity of drill press
  • knowledge of work holding devices and their applications
Plans drill press sequence.
  • knowledge of size and types of cutting tools
  • knowledge of drill press operations such as centre drilling, drilling, counterboring, countersinking, spot facing, tapping and reaming
  • knowledge of order of drill press operations
  • knowledge of capacity of drill press
  • ability to prioritize sequence of drill press operations
Selects jigs, fixtures and work holding devices.
  • knowledge of types of work holding devices such as vises, V-blocks and angle plates
  • knowledge of types of jigs and fixtures
  • knowledge of clamping pressure
  • knowledge of capacity of work holding device
  • ability to match jig, fixture and work holding devices for the job setup
Sets up jigs, fixtures and work holding devices.
  • knowledge of types of work holding devices such as vises, V-blocks, angle plates and clamps
  • knowledge of types of jigs and fixtures
  • ability to position, align and secure jigs and fixtures in work holding devices
Selects tooling.
  • knowledge of types of tooling such as drills, reamers and taps
  • knowledge of cutting tool characteristics such as shape, grade, geometry and capacity
  • ability to select cutting tools and tool holders to match machining operation and material of workpiece
Sets up tooling.
  • knowledge of types of tooling such as drills, reamers and taps
  • knowledge of cutting tool characteristics such as shape, grade, geometry and capacity
  • knowledge of installation and positioning techniques
  • ability to mount tooling in holders and in spindles
Sets up workpiece.
  • knowledge of workpiece characteristics such as shape, material and size
  • knowledge of clamping pressure
  • ability to position and secure workpiece in work holding device
Selects speeds and feeds.
  • knowledge of cutting tool capacities such as depth of cut and chip load
  • knowledge of cutting tool materials such as carbide, high speed steel (HSS) and ceramic
  • knowledge of size and types of cutting tools such as drills and reamers
  • ability to determine rigidity of machine tool, workpiece and setup
  • ability to calculate speeds and feeds
Operates drill presses.
Drills holes.
  • knowledge of drilling techniques such as pecking, trepanning and deep-hole drilling
  • knowledge of tool geometry and material
  • ability to recognize tool wear
Cuts countersinks, counterbores, chamfers and spot faces.
  • knowledge of reference material to determine fastener size and types
  • knowledge of reference material to determine counterbore diameter and corresponding pilot diameter
  • knowledge of required surface finish
  • ability to select countersinks and spot faces
  • ability to apply cutting fluids for lubrication and chip removal
Performs tapping.
  • knowledge of tap types such as spiral flute, straight flute, spiral point and skip tooth
  • knowledge of thread types such as UNF, UNC, Acme, NPT, NPS and metric
  • knowledge of required surface finish
  • ability to apply tapping procedures such as use of tapping attachments and manual centering
  • ability to apply cutting fluids for lubrication and chip removal
  • ability to make adjustments to tapping attachments
Finishes holes.
  • knowledge of hole finishing techniques such as boring, honing and reaming
  • knowledge of required surface finish of hole
  • ability to recognize tool wear
  • ability to apply cutting fluids for lubrication and chip removal

External Links

Lathes

Sets up lathes.
Selects lathe types.
  • knowledge of lathe types such as engine lathes, turret lathes and vertical lathes
  • knowledge of capacity of lathe such as swing and size
  • knowledge of work holding devices
Plans lathe sequence.
  • knowledge of lathe operations such as turning, threading, boring and grinding
  • knowledge of machining capacity of lathe
  • knowledge of sequence of lathe operations
  • ability to prioritize sequence of lathe operations
Selects work holding devices.
  • knowledge of types of work holding devices such as four-jaw chuck, three-jaw chuck, face plate and fixtures
  • knowledge of clamping pressure
  • knowledge of capacity of work holding device
  • ability to select work holding device to match workpiece requirements
Sets up work holding devices.
  • knowledge of types of work holding devices such as four-jaw chuck, three-jaw chuck, face plate and fixtures
  • knowledge of mounting types such as cam lock and threaded spindle nose
  • ability to position, align and secure work holding device
Selects tooling.
  • knowledge of types of tooling such as indexable insert and HSS
  • knowledge of cutting tool characteristics such as shape, grade, geometry and capacity
  • ability to select cutting tools and tool holders to match machining operation and material of workpiece
Sets up tooling.
  • knowledge of types of tooling such as turning, boring, drilling and grinding
  • knowledge of cutting tool characteristics such as shape and dimensions
  • knowledge of installation and positioning techniques
  • ability to mount tooling in holders and in lathes
Selects lathe accessories.
  • knowledge of types of accessories such as taper attachments, steady rests and follower rests
  • knowledge of contact material for steady rests and follower rests such as bronze pads, brass pads and rollers
  • ability to select accessory to match workpiece requirements
Sets up lathe accessories.
  • knowledge of types of accessories such as taper attachments, steady rests and follower rests
  • knowledge of setup and alignment techniques
  • ability to position, fasten and adjust accessories
  • ability to perform calculations such as taper and parallelism correction
Sets up workpiece.
  • knowledge of workpiece characteristics such as shape, material and size
  • knowledge of setup and alignment techniques such as dialling-in and shimming
  • ability to position and secure workpiece in work holding device
Selects speeds and feeds.
  • knowledge of cutting tool capacities such as depth of cut and chip load
  • knowledge of cutting tool materials such as carbide, HSS and ceramic
  • knowledge of size and types of cutting tools such as boring bars, facing tools and turning tools
  • ability to determine rigidity of machine tool, workpiece and setup
  • ability to calculate speeds and feeds
Operates lathes.
Turns surfaces.
  • knowledge of required surface finish
  • knowledge of tool geometry
  • ability to prepare workpiece for machining operations using procedures such as centre drilling, machining steady rest band and facing
  • ability to turn internal and external surfaces
  • ability to recognize tool wear
Faces surfaces.
  • knowledge of required surface finish
  • knowledge of tool geometry
  • ability to prepare workpiece for machining operations using procedures such as centre drilling, machining steady rest band and facing
  • ability to face internal and external surfaces
  • ability to recognize tool wear
Turns tapers.
  • knowledge of required surface finish
  • knowledge of types of tapers such as Morse, Brown & Sharpe and non-standardized
  • knowledge of tool geometry
  • knowledge of procedures for turning tapers such as using taper turning attachments, using compound rests and tail stock offsets
  • ability to calculate tapers
  • ability to turn internal and external tapers such as machine tapers and self-holding tapers
  • ability to recognize tool wear
Knurls.
  • knowledge of required surface finish
  • knowledge of tools and tool holders
  • ability to select knurling wheels for pattern and size
  • ability to recognize tool wear affecting knurling efficiency
  • ability to verify that knurled surface meets specifications
Parts off workpiece.
  • knowledge of required surface finish
  • knowledge of types of parting tools such as carbide and HSS
  • knowledge of tool geometry
  • ability to recognize tool wear
Drills.
  • knowledge of required surface finish
  • knowledge of drilling techniques such as pecking, trepanning and deep-hole drilling
  • knowledge of tool geometry
  • ability to recognize tool wear
  • ability to set up and secure workpiece
  • ability to apply cutting fluids for cooling and chip removal
Finishes holes.
  • knowledge of required surface finish
  • knowledge of hole finishing techniques such as drilling, reaming, boring and honing
  • ability to recognize tool wear
  • ability to apply cutting fluids for cooling and chip removal
Cuts grooves.
  • knowledge of required surface finish
  • knowledge of types of grooving tools such as carbide and HSS
  • knowledge of tool geometry
  • ability to recognize tool wear
  • ability to set up and position workpiece for grooving internal and external surfaces
Cuts threads.
  • knowledge of types of common threads such as UNC, NPT, Acme and metric
  • knowledge of procedures and techniques to produce internal and external threads
  • knowledge of single and multi-start threads
  • ability to perform thread calculations
  • ability to identify left and right hand thread
  • ability to use die heads and tapping heads
  • ability to grind cutting tool to produce thread form
  • ability to set up machine to cut external and internal threads
  • ability to set up machine to cut special threads
  • ability to recognize tool wear
Turns eccentrics.
  • knowledge of procedures for turning eccentric diameter
  • ability to calculate centre offset
  • ability to recognize tool wear
  • ability to set up and position workpiece for turning eccentrics

External Links

Mills

Sets up milling machines.
Selects mill types.
  • knowledge of milling machine types such as vertical, horizontal, ram and turret, and horizontal boring mill
  • knowledge of capacity of milling machine
  • knowledge of work holding devices
Plans milling sequence.
  • knowledge of milling techniques such as climb milling, conventional milling and boring
  • knowledge of milling machine operations such as facing, contouring, cutting T-slots and dovetails, and boring
  • knowledge of roughing and finishing operations
  • knowledge of machining capacity of milling machine
  • knowledge of sequence of milling operations
  • ability to prioritize sequence of milling operations
  • ability to operate horizontal boring mills
Selects work holding devices.
  • knowledge of clamping pressure
  • knowledge of capacity of work holding device
  • ability to select work holding device to match workpiece requirements
Sets up work holding devices.
  • knowledge of types of work holding devices such as vises, angle plates and V-blocks
  • knowledge of mounting and aligning techniques and procedures
  • ability to position, align and secure work holding device to match workpiece requirements
Selects tooling.
  • knowledge of types of tooling such as HSS tooling, carbide tooling and carbide inserts
  • knowledge of cutting tool characteristics such as shape, grade, geometry and capacity
  • ability to select cutting tools and tool holders to match machining operation and material of workpiece
Sets up tooling.
  • knowledge of types of tooling such as HSS tooling, carbide tooling and carbide inserts
  • knowledge of installation and positioning techniques
  • ability to mount tooling in tool holders
  • ability to recognize insert wear
  • ability to replace inserts
  • ability to mount tool holder in machines
Selects milling accessories.
  • knowledge of types of accessories such as rotary tables and indexing heads
  • ability to select accessory to match workpiece requirements
Sets up milling accessories.
  • knowledge of types of accessories such as rotary tables and indexing heads
  • knowledge of setup and alignment techniques
  • ability to position, fasten and adjust accessories to match workpiece requirements
  • ability to perform calculations such as direct, simple, angular and differential indexing
Sets up workpiece.
  • knowledge of workpiece characteristics such as shape, material and size
  • knowledge of clamping pressure
  • knowledge of datum
  • knowledge of setup and alignment techniques such as dialling-in workpiece
  • ability to position and secure workpiece in work holding device
  • ability to establish workpiece zero reference point
  • ability to align machine to datum using edge finder and digital readout system
Selects speeds and feeds.
  • knowledge of cutting tool capacities such as depth of cut and chip load
  • knowledge of cutting tool materials such as carbide, HSS and ceramic
  • knowledge of size and types of cutting tools such as boring bars, end mills and face mills
  • ability to determine rigidity of machine tool, workpiece and setup
  • ability to calculate speeds and feeds
Operates milling machines.
Faces surfaces.
  • knowledge of required surface finish
  • knowledge of methods of milling such as climb milling and conventional milling
  • knowledge of tool geometry
  • ability to machine vertical, horizontal and angled surfaces
  • ability to recognize tool wear
  • ability to calculate dimensions from reference point
Mills profiles and pockets.
  • knowledge of required surface finish
  • knowledge of types and applications of specialized cutters
  • knowledge of tool geometry
  • knowledge of procedures for cutting pockets and profiles such as T-slots, dovetails and keyways
  • ability to recognize tool wear
  • ability to perform profile calculations
  • ability to apply cutting fluids for cooling and chip removal
  • ability to cut profiles using accessories such as rotary tables and indexing heads
Drills holes.
  • knowledge of drilling techniques such as pecking, trepanning and deep-hole drilling
  • knowledge of tool geometry and composition
  • ability to recognize tool wear
  • ability to apply cutting fluids for cooling and chip removal
Cuts countersinks, counterbores, chamfers and spot faces.
  • knowledge of reference material to determine fastener size and types for selected operation
  • knowledge of reference material to determine counterbore diameter and corresponding pilot diameter
  • knowledge of required surface finish
  • ability to select countersinks and spot faces
  • ability to apply cutting fluids for cooling and chip removal
Performs tapping.
  • knowledge of types of threads such as UNF, UNC and metric
  • knowledge of required surface finish
  • ability to apply tapping procedures such as use of tapping head and manual centering
  • ability to apply cutting fluids for cooling and chip removal
Finishes holes.
  • knowledge of hole finishing techniques such as drilling, reaming, boring and honing
  • knowledge of required surface finish of hole
  • ability to recognize tool wear
  • ability to apply fluids for cooling and chip removal

External Links

Saws

Sets up power saws.
Selects saw types.
  • knowledge of saw types such as vertical, horizontal and reciprocating
  • knowledge of capacity of saw such as speed, feed and size
  • knowledge of work holding devices
  • knowledge of shape and composition of workpiece material
Selects saw blades.
  • knowledge of types and capabilities of power saws
  • knowledge of types of workpiece material and shapes to be cut
  • knowledge of blade sizes, set, tooth pitch and composition
  • knowledge of blade length and width
  • knowledge of blade effect on cutting rate, tool life, finish and accuracy
  • knowledge of break-in period of new blades
Installs blades.
  • knowledge of installation techniques and procedures for various saws
  • ability to handle coiled saw blades
  • ability to measure and cut blade to size
  • ability to join and grind saw blades
  • ability to position blade in machine
  • ability to set and adjust blade tension
  • ability to set and position blade guides
  • ability to break in saw blade
Selects speeds and feeds.
  • knowledge of type and capacity of saw
  • knowledge of saw blade parameters such as size, tooth pitch, set and composition
  • ability to determine rigidity of machine, workpiece and setup
  • ability to calculate speeds and feeds
Makes saw adjustments.
  • knowledge of types of saws
  • ability to adjust saw settings such as angles, guides, stops, speeds and feeds
Sets up workpiece.
  • knowledge of workpiece characteristics such as shape, material and size
  • knowledge of clamping pressures
  • ability to position and secure workpiece in work holding device
  • ability to position work support device
Operates power saws.
Saws straight and angle cuts.
  • knowledge of types of saws such as horizontal, vertical and reciprocating
  • knowledge of sawing procedures
  • ability to cut test piece to verify workpiece
  • ability to apply cutting fluid for cooling and chip removal
Cuts irregular shapes.
  • knowledge of types of saws such as horizontal, vertical and reciprocating
  • knowledge of sawing procedures
  • ability to lay out workpiece
  • ability to feed material and follow contour layout line
  • ability to apply cutting fluid for cooling and chip removal

External Links

Grinders

Sets up grinders.
Selects grinder types.
  • knowledge of types of grinding machine such as surface, cylindrical, centreless, and tool and cutter
  • knowledge of capacity of grinding machine
  • knowledge of work holding devices
  • knowledge of grinding machine accessories such as support rests and power heads
Plans grinding sequence.
  • knowledge of types and grades of grinding wheels such as cubic boron nitride (CBN), aluminium oxide and silicon carbide
  • knowledge of grinding machine operations such as surface, cylindrical, tool and cutter, and centreless grinding
  • knowledge of sequence of grinding machine operations
  • knowledge of grinding capacity of grinding machines
  • ability to prioritize the sequence of grinding operations
Selects work holding devices.
  • knowledge of types of work holding devices such as centres, four-jaw chuck, three-jaw chuck, face plate, fixtures, magnetic chuck and magnetic sub-plates
  • knowledge of clamping pressure
  • knowledge of capacity of work holding device
  • ability to select work holding device to match workpiece requirements
Sets up work holding devices.
  • knowledge of types of work holding devices such as centres, four-jaw chuck, three-jaw chuck, face plate, fixtures, magnetic chuck and magnetic sub-plates
  • knowledge of mounting techniques
  • ability to position, align and secure work holding devices
Selects grinding wheel.
  • knowledge of types, grades and sizes of grinding wheels
  • ability to interpret standard grading system
  • ability to determine abrasive type, grain size, grade, structure and bond
Mounts grinding wheel.
  • knowledge of types, grades and sizes of grinding wheels
  • knowledge of techniques and procedures for storing, handling and mounting grinding wheels
  • knowledge of blotter applications
  • knowledge of balancing techniques and procedures
  • knowledge of truing and dressing techniques and procedures such as contour dressing and diamond dressing
  • ability to visually inspect and ring test grinding wheels
  • ability to install grinding wheel on a balancing mandrel
  • ability to balance grinding wheel
  • ability to install grinding wheel on grinding machine
  • ability to select truing and dressing tools
  • ability to dress and true grinding wheel
Selects grinding accessories.
  • knowledge of types of accessories such as rests, tail stock, internal grinding head, wheel dressers, laminated blocks, magnetic spring clamps, chucks, drive dogs and mandrels
  • knowledge of contact material for steady rests and follower rests such as bronze pads and brass pads
  • ability to select accessory to match workpiece requirements
Sets up grinding accessories.
  • knowledge of types of accessories such as rests, tail stock, internal grinding head, wheel dressers, laminated blocks, magnetic spring clamps, chucks, drive dogs and mandrels
  • knowledge of contact material for steady rests and follower rests such as bronze pads and brass pads
  • knowledge of setup and alignment techniques
  • ability to position, fasten and adjust accessories
  • ability to perform taper calculations
Sets up workpiece.
  • knowledge of workpiece characteristics such as shape, material and size
  • knowledge of setup and alignment techniques such as shimming and dialling-in
  • ability to clean and maintain magnetic work holding device
  • ability to position and secure workpiece in work holding device
Selects speeds and feeds.
  • knowledge of the effect of speeds, feeds and depth of cut on finish and wheel life
  • knowledge of grinding wheels
  • ability to determine rigidity of machine tool, workpiece and setup
  • ability to calculate speeds and feeds
Operates grinders.
Grinds flat surfaces.
  • knowledge of types of surface grinders such as vertical and horizontal
  • knowledge of surface grinding techniques required to produce surfaces such as parallel, flat and square
  • ability to select grinder type
  • ability to identify when wheels require dressing
  • ability to plunge grind and traverse grind
Grinds profiles.
  • knowledge of types of grinding machines
  • knowledge of types of profiles such as vees and radii
  • knowledge of cylindrical and surface grinding techniques to produce profiles such as angles, radii, recesses, shoulders and special forms
Grinds cylindrical and tapered surfaces.
  • knowledge of types of cylindrical grinders such as centreless, universal, external and internal
  • knowledge of setup and alignment techniques for drive plates, grinder carriers, drive dogs, trip dogs, tail stock, centres, chucks, work heads, wheel heads and the upper table
  • ability to position and secure workpiece between centres
  • ability to perform internal, external, plunge and traverse grinding
Grinds tools and cutters.
  • knowledge of types of tool and cutter grinders such as drill grinders and end mill grinders
  • knowledge of accessories
  • knowledge of cutter types such as form relief cutters, reamers and end mills
  • knowledge of relief angles and clearances
  • knowledge of setup techniques
  • ability to sharpen cutters

External Links

Computer Numerical Control (cnc) Machines

Performs basic CNC programming.
Reviews process documentation.
  • knowledge of order of CNC machining operations
  • ability to read and interpret workpiece documentation such as drawings and setup sheets
  • ability to read and interpret reference material such as charts, tables, CAM files and Machinery’s Handbook
Calculates coordinates for tool path.
  • knowledge of Cartesian Coordinate System
  • knowledge of trigonometry
  • ability to perform calculations
Inputs program data into control memory.
  • knowledge of CNC machine control
  • ability to select and load programs
  • ability to store and retrieve programs
  • ability to manually input program data
Interprets program codes.
  • knowledge of programming codes such as G, M and S codes
  • ability to relate program code to machine movement
Edits program.
  • knowledge of programming codes such as G, M and S codes
  • ability to review program to verify accuracy
  • ability to modify and update program
Sets up CNC machines.
Selects tooling and tool holders.
  • knowledge of types of tooling such as indexable insert tooling and HSS tooling
  • knowledge of types of tool holders
  • knowledge of cutting tool characteristics such as shape, grade, geometry and capacity
  • knowledge of tool holder characteristics
  • knowledge of cutting tool and tool holder identification system
  • ability to verify size and shape of cutting tool and tool holder
Sets up tooling and tool holders.
  • knowledge of types of tooling such as indexable insert tooling and HSS tooling
  • knowledge of types of tool holders
  • ability to position and secure tooling and tool holders with techniques such as shrink fit and clamping
  • ability to orient cutting tool in tool holder
  • ability to touch off tooling and establish offsets
Establishes work datum.
  • knowledge of CNC machine control
  • knowledge of machine codes to establish work datum
  • ability to read and interpret workpiece documentation such as drawings and setup sheets
  • ability to use probes and edge finders
  • ability to manually adjust machine axes
Sets up workpiece.
  • knowledge of workpiece characteristics such as shape, material and size
  • knowledge of setup and alignment techniques such as dialling-in and shimming
  • ability to position and secure workpiece in work holding device
Verifies program.
  • knowledge of programming codes such as G, M and S codes
  • ability to perform dry run and single block cycle to check tool path
  • ability to relate program code to machine movement
Operates CNC machines.
Adjusts offsets.
  • knowledge of CNC machine control
  • knowledge of types of offsets and compensations such as length, diameter and tool nose radius
  • ability to adjust machine offset parameters
Loads/unloads workpiece.
  • knowledge of clamping pressure
  • ability to use work holding devices such as hydraulic chucks and vises
Monitors machining processes.
  • knowledge of tool life expectancy
  • knowledge of load monitoring system
  • knowledge of machine alarms and alarm codes
  • ability to recognize signs of tool wear such as poor finish, vibration and excessive noise
  • ability to correct observed problems
  • ability to use machine overrides such as rapid override and speed and feed override
  • ability to recognize chip control problems
  • ability to ensure cutting fluid delivery
Interrupts program cycle.
  • knowledge of manual cycle stop procedures
  • ability to move machine axes to take corrective action
Restarts program cycle.
  • knowledge of CNC machine controls
  • ability to locate restart point in program
  • ability to position machine to avoid collision on restart

External Links

Provided by the Interprovincial Standards Red Seal Program National Occupational Analysis (NOA) http://www.red-seal.ca