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Catalog Description Hours: 72 (18 lecture, 54 laboratory) Description: Introduction to Computer Numerical Controlled (CNC) Milling Machine operation. This course provides the basic knowledge necessary for a CNC milling machine operator and prepares the student for industry certification. It introduces basic CNC machine operation, proper machine safety, and fundamental machining processes. Students learn the basics of indexing, loading parts, part quality inspection, tool nomenclature, and safely operating milling machines while running pre-validated programs. This course prepares students for entry-level employment and certification as a CNC Milling Machine Operator. (not transferable) Course Student Learning Outcomes CSLO #1: Demonstrate the safe operation of a Computer Numerical Controlled (CNC) Vertical Milling Center CSLO #2: Execute and monitor Computer Numerical Controlled (CNC) machining cycles to prove programs and machine setups CSLO #3: Validate parts conform to the tolerances specified on technical drawings using precision measurement instruments Effective Term Fall 2026 Course Type Credit - Degree-applicable Contact Hours 72 Outside of Class Hours 36 Total Student Learning Hours 108 Course Objectives Lecture Objectives Describe the elements of CNC machining and automation Describe operator responsibilities Describe shop policies and Personal Protective Equipment (PPE) requirements. Describe safety principles Recall Safe shutdown and cleanup practices Explain the function of the control modes: MEM, MDI, JOG, EDIT, HANDLE Discuss the risks of improper clamping and part ejection Calculate solutions for basic math problems using fractions, decimals, tolerances, and unit conversion Identify milling cutting tools and their applications Discuss cutter replacement procedures Identify common workpiece materials Interpret title blocks, views, and tolerances on technical drawings Identify the five basic measurement tools used in precision machine shops: calipers, micrometers, steel rules, height gages, dial indicators Document part measurements Recall operator-level daily and weekly maintenance Lab Objectives Identify raw stock and staging methods Demonstrate correct material handling and part clamping Discuss job documentation (router, traveler, and inspection sheet) Identify major CNC Vertical Mill VMC components and safety features Perform power-up and power-down procedures Execute jog and handwheel operations safely Demonstrate proper housekeeping and equipment shutdown Navigate control menus and screens Load and view a sample program in Memory mode Use jog and handle controls in non-cutting operations Demonstrate feed hold, cycle start, and reset functions Demonstrate safe procedures for loading/unloading parts Verify that the part is held securely and that the clearance is visually clear. Demonstrate the ability to pause the program to verify the current cutter position in relation to the current block coordinate is correct. Run programs to verify programs and set up Identify and respond appropriately to alarms Demonstrate correct operator monitoring during a production cycle Apply math calculations to dimensional checks Identify tool types used in lab projects Identify material types Evaluate sample parts and record results on inspection sheets Compare measured values to blueprint specifications Demonstrate proper tool handling and accuracy techniques Identify tool wear Demonstrate a full maintenance inspection General Education Information Approved College Associate Degree GE Applicability CSU GE Applicability (Recommended-requires CSU approval) Cal-GETC Applicability (Recommended - Requires External Approval) IGETC Applicability (Recommended-requires CSU/UC approval) Articulation Information Not Transferable Methods of Evaluation Objective Examinations Example: Students will take a multiple-choice test on each major topic area. Standard Grading. Example Question: Which of the following five basic measurement tools used in precision machining is the most precise: A) Steel Rule, B) Dial Caliper, C) Micrometer, D) Height Gage, E) Dial Test Indicator Projects Example: The instructor-assigned student projects are evaluated against industry standards using performance rubrics. Example: Comparison of a technical drawing to a finished project part Skill Demonstrations Example: The instructor will use student skill demonstrations to evaluate student performance against industry standards as an entry-level CNC operator. Example: Student will demonstrate selecting the correct mode to manually move the mill table in the X axis. Repeatable No Methods of Instruction Laboratory Lecture/Discussion Distance Learning Lab: Instructor demonstrates how to execute jog and handwheel operations safely, followed by the students' safety showing how to perform safe jog and handwheel operations. Lecture: Instructor presents a lecture on the risks of improper clamping and part ejection. Students are expected to describe and discuss the risks of improper clamping and part ejection. Distance Learning Following a brief introduction video and reading assignment on the function of the control modes: MEM, MDI, JOG, EDIT, HANDLE. Students will complete an online quiz utilizing multiple-choice and essay questions. Students will be expected to know the function of the control modes: MEM, MDI, JOG, EDIT, HANDLE. Typical Out of Class Assignments Reading Assignments 1. Students read the safety section from the machine manual and will be prepared to discuss in class. 2. Students are required to read a technical specification and apply it to an activity worksheet. Writing, Problem Solving or Performance 1. Students will complete an assigned project that meets the criteria and specifications outlined. Example: Machined a part and measured to determine if the features conform to the +- .01 inch tolerance defined in the tolerance block on the drawing. 2. The student will evaluate the size of a feature with a measurement tool and calculate the amount the cutter must be compensated to remachine a non-conforming feature to the specified size. Other (Term projects, research papers, portfolios, etc.) Required Materials Machining and CNC Technology Author: Michael Fitzpatrick Publisher: McGraw-Hill Publication Date: 2024 Text Edition: Classic Textbook?: No OER Link: OER: Other materials and-or supplies required of students that contribute to the cost of the course.

Catalog Description Prerequisite: Completion of ADVM 0005A with grade of "C" or better Hours: 72 (18 lecture, 54 laboratory) Description: Introduces the setup of Computer Numerical Controlled (CNC) milling machine operation. This course provides the basic knowledge necessary for a CNC milling machine set-up operator to validate CNC programs and machine set-up. It introduces students to basic CNC machine set-up principles, including setting tool length and work coordinate systems to machine parts safely and accurately. Students learn the basics of cutting tools and work holding technology. This course covers the first article inspection process, cutting tool nomenclature, and safely setting up and running milling machines to set up sheets for pre-validated programs. This course prepares students for entry-level employment as a CNC Milling Machine Set-up Operator. (not transferable) Course Student Learning Outcomes CSLO #1: Identify and apply cutting tool nomenclature and selection for different materials. CSLO #2: Validate the machine setup by inspecting first-article parts on assigned CNC projects. CSLO #3: Create a basic program using manual programming methods. Effective Term Fall 2026 Course Type Credit - Degree-applicable Contact Hours 72 Outside of Class Hours 36 Total Student Learning Hours 108 Course Objectives Lecture Objectives Understand the role of a setup operator in part quality and program validation. Recall machine safety, power-up, and homing procedures Interpret prints for datums, reference dimensions, and GD&T features Select workholding methods for different applications Identify cutting tool nomenclature and classification: end mills, drills, facemills Compare machine and work coordinate systems Identify errors in program logic, toolpaths, and clearance moves Explain tool length and diameter offsets Develop a setup plan for the provided part drawing Select a proper vise and workholding arrangement Identify primary datums and fixture references Describe the purpose and process of first article inspection (FAI) Final written assessment aligned with industry standard competencies Lab Objectives Demonstrate loading and running the pre-validated demo program Identify and inspect setup components: vises, parallels, soft jaws Prepare setup documentation and verification checklist Use mechanical edge finders to locate the part origin Demonstrate sweeping vises and fixtures with indicators for alignment Demonstrate the establishment and recording of WCS offsets Demonstrate the use of a spindle or table-mounted probing system for zero location. Demonstrate loading a number of tools in the machine's Automatic Tool Changer. Set tool length offsets manually with a height setter or gauge pin Use a probing system for automatic tool measurement Verify offset values and update the setup sheet Execute dry run of pre-validated programs Verify tool clearance, spindle direction, and feed correctness Validate setup sheet data: tool order, work offsets, feed/speed values Adjust tool or work offsets as needed to achieve dimensional accuracy Write and test a manual program for facing, pocketing, and drilling operations Verify program operation using graphics and dry-run modes Evaluate and edit code for accuracy and efficiency Machine a simple part following safety and verification protocols Create and evaluate first article part from validated setup Assess part by comparing measured dimensions to blueprint tolerances Record mesurements on a first article inspection report Calculate corrective offset or tool wear adjustments based on findings Perform full setup and to CNC machine assigned projects Validate program and offsets Final practical assessment aligned with industry standard competencies General Education Information Approved College Associate Degree GE Applicability CSU GE Applicability (Recommended-requires CSU approval) Cal-GETC Applicability (Recommended - Requires External Approval) IGETC Applicability (Recommended-requires CSU/UC approval) Articulation Information Not Transferable Methods of Evaluation Objective Examinations Example: Students will take a multiple-choice and fill-in examination on G-code. Standard Grading. Example; List the G-Codes for the four common hole operations. Projects Example: The instructor-assigned student projects are evaluated to industry standards through the use of performance rubrics. Example: Comparison of blueprint to finished project part. Skill Demonstrations Example: The instructor will use student skill demonstrations to evaluate student performance to industry standards as an entry level CNC operator. Example: Student will demonstrate work off-set on vertical mill. Repeatable No Methods of Instruction Laboratory Lecture/Discussion Distance Learning Lab: Following an instructor demonstration for loading multiple tools into the machine's Automatic Tool Changer. Students are expected to load several tools in the machine's Automatic Tool Changer. Lecture: Instructor presents lecture on cutting tool nomenclature and classification: end mills, drills, facemills. Students are expected to Identify cutting tool nomenclature and classification: end mills, drills, facemills. Distance Learning Following a brief introduction video and reading assignment on Select workholding methods for different applications. Students will complete an online quiz utilizing multiple-choice and essay questions. Students will be expected to select workholding methods for appropriate for a given application. Typical Out of Class Assignments Reading Assignments 1. Students read the safety section from the machine manual and be prepared to discuss in class. 2. Students are required to read chapter on measurements and complete the review questions at the end of the chapter. Writing, Problem Solving or Performance 1. Diagram tooth style vs dovetail holding and compare the sequence of manufacturing process of dovetail versus bite holding systems. Give examples of where each application has its best use. 2. Compare the advantages and disadvantages of vertical vs. horizontal milling centers Other (Term projects, research papers, portfolios, etc.) Required Materials Machining and CNC Technology Author: Michael Fitzpatrick Publisher: McGraw-Hill Publication Date: 2024 Text Edition: Classic Textbook?: No OER Link: OER: Other materials and-or supplies required of students that contribute to the cost of the course.