Machining Technician Training

Lesson 1 • Shop Organization and Housekeeping

Workplace organization principles, tool storage, and cleanliness standards that prevent accidents. Reinforces a disciplined work culture essential for precision machining.

Lesson 2 • Introduction to Machining Processes

Overview of subtractive manufacturing methods and their industrial applications. Establishes context for all subsequent machining skills covered in the course.

Lesson 3 • Reading Shop Documents and Standards

Interpretation of work orders, safety data sheets, and quality standards used daily in production. Prepares students to follow documented procedures throughout the course.

Lesson 4 • Shop Safety Rules and Hazard Awareness

Core safety regulations, hazard identification, and emergency procedures for machine shops. Directly enables safe participation in all hands-on lab activities.

Lesson 1 • Surface Finish and Geometric Inspection

Surface roughness parameters, profilometers, and geometric inspection methods. Ensures students can verify surface quality and geometric accuracy on finished parts.

Lesson 2 • Geometric Dimensioning and Tolerancing

GD&T symbols, datums, and tolerance zones as applied to machined parts. Enables students to determine acceptable part variation and inspection criteria.

Lesson 3 • Measurement Systems and Unit Conversion

Inch and metric unit systems, conversion methods, and their use in machining contexts. Prepares students to work with drawings and machines in either measurement system.

Lesson 4 • Precision Measurement Tools

Hands-on use of calipers, micrometers, and dial indicators for dimensional verification. Connects drawing specifications to physical part inspection throughout the course.

Lesson 1 • Drill Bits and Hole-Making Tools

Twist drill geometry, point angles, and related hole-making tools including reamers and boring bars. Prepares students for accurate hole production on all machine types.

Lesson 2 • Tool Life, Wear, and Replacement

Identification of tool wear modes, tool life criteria, and replacement decision-making. Prevents scrapped parts and machine damage caused by worn tooling in production.

Lesson 3 • Cutting Tool Geometry and Materials

Rake angles, relief angles, and cutting edge geometry that govern chip formation and tool life. Establishes the theoretical basis for all tool selection decisions in later chapters.

Lesson 4 • Milling and Turning Tooling

End mills, face mills, turning inserts, and their holder systems for lathe and mill operations. Directly supports tooling decisions in the turning and milling chapters that follow.

Lesson 1 • Process Planning and Operation Sequencing

Developing a logical sequence of machining operations to produce a part efficiently and accurately. Students create process plans used in subsequent hands-on chapters.

Lesson 2 • Cutting Fluids and Coolant Application

Types of cutting fluids, their functions, and correct application methods for various materials. Proper coolant use extends tool life and improves surface finish in all operations.

Lesson 3 • Troubleshooting Cutting Problems

Diagnosing chatter, poor surface finish, and excessive tool wear through parameter adjustment. Builds systematic problem-solving skills applied throughout all machining chapters.

Lesson 4 • Cutting Speed and Spindle RPM

Relationship between cutting speed, workpiece diameter, and spindle RPM for turning and milling. Enables students to set machines correctly before making any cut.

Lesson 1 • Facing, Turning, and Boring

Performing facing cuts, straight turning to diameter, and internal boring to specification. These are the primary material removal operations on the lathe.

Lesson 2 • Threading on the Lathe

Cutting external and internal threads using the lathe threading gearbox and single-point tool. Threading is a critical lathe skill required in many production and repair applications.

Lesson 3 • Taper Turning and Form Cutting

Producing external and internal tapers using compound rest, tailstock offset, and taper attachment. Expands part geometry capability beyond straight cylindrical features.

Lesson 4 • Lathe Components and Controls

Identification and function of headstock, carriage, tailstock, and lathe controls. Understanding machine anatomy is prerequisite to safe and accurate lathe operation.

Lesson 5 • Parting, Knurling, and Finishing

Parting off stock, producing knurled surfaces, and achieving specified surface finishes on the lathe. Completes the full range of engine lathe operations covered in this chapter.

Lesson 1 • Milling Machine Components and Controls

Identification of column, knee, saddle, table, and spindle head components and their controls. Machine familiarity is prerequisite to safe setup and accurate milling operations.

Lesson 2 • Slot, Pocket, and Profile Milling

Cutting slots, rectangular pockets, and contoured profiles using end mills. Expands part geometry capability to include internal and external milled features.

Lesson 3 • Workpiece Setup and Vise Alignment

Mounting and tramming a vise, indicating workpieces, and establishing datum surfaces on the mill. Accurate setup is the foundation of all dimensional accuracy in milling.

Lesson 4 • Face Milling and Surface Generation

Producing flat, square, and parallel surfaces using face mills and shell end mills. Surface generation is the most fundamental milling operation and enables all subsequent features.

Lesson 1 • CNC Turning Programming

Writing turning programs for facing, OD turning, boring, grooving, and threading cycles. Applies G-code knowledge specifically to CNC lathe part production.

Lesson 2 • G-Code and M-Code Programming

Writing G-code programs using modal codes, coordinate words, and M-code commands. Direct programming skill is the core competency of this chapter and the entire CNC section.

Lesson 3 • CNC Machine Architecture and Controls

Axes, servo systems, machine controller interface, and CNC machine types used in production. Establishes the conceptual framework for all CNC programming and operation tasks.

Lesson 4 • Work Offsets and Tool Length Compensation

Setting work coordinate offsets, tool length offsets, and cutter radius compensation on the controller. Correct offset entry is essential for dimensional accuracy on every CNC part.

Lesson 5 • CNC Milling Programming and Verification

Writing milling programs for contours, pockets, and hole patterns with subprograms and loops. Verification methods prevent crashes and scrap before cutting actual workpieces.

Lesson 1 • Coordinate Measuring Machine Basics

CMM components, probe qualification, part alignment, and basic measurement routines. Provides access to high-accuracy inspection of complex geometric features on machined parts.

Lesson 2 • Quality Management Principles in Machining

Quality system concepts, inspection planning, and the cost of poor quality in machining production. Frames all inspection activities within a structured quality management approach.

Lesson 3 • Statistical Process Control Basics

Control charts, process capability indices, and variation analysis for machining processes. Enables students to monitor process stability and detect trends before defects occur.

Lesson 4 • Functional Gauging and Go/No-Go Gauges

Design logic and use of plug gauges, ring gauges, and thread gauges for attribute inspection. Provides fast, reliable pass/fail inspection methods used in high-volume production.