Internet Explorer 7, 8, and 9 are no longer supported. Please use a newer browser.
Concourse works best with JavaScript enabled.
Lansing Community College logo

Template · Template · Template

Advanced CNC Machining
METM-150

  • Section Template
  • 4 Credits
  • 04/30/2013 to 01/01/2075
  • Modified 06/30/2022

Description

In this course, students will set up and operate CNC lathes, CNC mills, and grinding equipment, write CNC programs, identify and select tooling, and perform precision measurements. Topics covered include safety and preventive maintenance, the eight basic functions of a CNC machine control, and high speed machining processes. (Sp)

Requisites

Prerequisite Courses: Minimum 2.0 in (METM 110 or METM 112)
Placement Scores: Reading Level 4 and Writing Level 4 and Math Level 4

Contact Hours

Lecture

32 

Lab

 64

Other

0

Total Hrs

96 

Course Topics

  1. Safety and Maintenance
  2. CAM Software Operations
  3. CNC Mill Set-up
  4. Part Modifications on CNC Mill
  5. CNC Mill Operations
  6. CNC Mill Programming
  7. CNC Lathe Set-up
  8. Part Modifications on CNC Lathe
  9. CNC Lathe Operations
  10. CNC Lathe Programming
  11. 3-Axis CNC Lathe Operations with Live Tooling
  12. Surface Grinding Operations
  13. Cylindrical Grinding Operations

Student Learning Outcomes

Upon successful completion of this course, students should be able to:

  1. Practice Safety and Maintenance
    1. Perform housekeeping, and practice maintenance and safety procedures, in all LCC laboratories and with all LCC equipment, according to published LCC Manufacturing Engineering Technology Department standards and according to equipment manufacturer's specifications.
    2. Explain lockout/tagout procedures.
  2. Perform CAM Software Operations
    1. Input machining parameters (speeds, feeds, tool change information, etc.).
    2. Create a process sequence to manufacture a particular part.
    3. Create tool lists for a particular process sequence.
    4. Select and design work-holding fixtures.
    5. Generate computer tool paths.
    6. Invoke post processor program.
    7. Simulate tool path.
    8. Edit tool path motion.
    9. Delete and regenerate corrected tool path information.
  3. Set Up a Computer Numerical Control (CNC) Mill
    1. Read job orders and process sheets to determine tooling and setup information.
    2. Mount work holding device.
    3. Install cutting tools in holders.
    4. Identify different types of retention knobs; select appropriate knob for application.
    5. Load tools in tool changer.
    6. Position and secure stock in work holding device.
    7. Load program in CNC machine control.
    8. Set work origin.
    9. Dry run machine, if required, or simulate operation.
    10. Single block program to verify cutter path.
    11. Machine first piece to verify accuracy of setup and program.
    12. Verify accuracy of setup using measurement devices.
  4. Perform Part Modifications on CNC Mill
    1. Change tool and work offsets.
    2. Reposition stock on fixture if required.
    3. Adjust speeds and feeds for optimum performance.
    4. Identify and correct programming errors.
    5. Update programs stored in memory.
  5. Operate a CNC Mill
    1. Perform tapping operation.
    2. Perform milling operation (pocketing, contour profile, helical).
    3. Perform tool axis operations (drilling, boring, reaming).
    4. Perform contour surfacing operations.
    5. Perform external and internal thread milling.
    6. Perform canned cycles.
    7. Switch coordinate plains (x-z, y-z).
  6. Program a CNC Mill
    1. Edit program.
    2. Run segment of program.
    3. Perform sequence search.
    4. Change spindle speed.
    5. Initiate program re-start.
    6. Interrupt cycle.
    7. Set cycle dwell.
    8. Modify manual data input program.
    9. Adjust depth of cut.
    10. Reset tool cycle time.
    11. Execute emergency stop.
  7. Set Up a Computer Numerical Control (CNC) Lathe
    1. Read job orders and process sheets to determine tooling and setup information.
    2. Install cutting tools in holders.
    3. Load tools into turret.
    4. Position and secure stock in work holding device.
    5. Load program in computer.
    6. Set work origin.
    7. Dry run machine with machine locked.
    8. Single block machine to verify cutter path or use simulator.
    9. Machine first piece to verify accuracy of set up and program.
  8. Perform Part Modifications on CNC Lathe
    1. Change offsets.
    2. Verify accuracy of machined workplace.
    3. Adjust speeds and feeds for optimum performance.
    4. Identify and correct program errors.
    5. Update programs stored in memory.
  9. Operate a CNC Lathe
    1. Perform tool axis operations (drilling, boring, reaming).
    2. Perform turning operations.
    3. Perform forming operations.
    4. Cut threads (ID and OD).
    5. Perform grooving and parting operations.
    6. Cut tapers (OD and ID).
    7. Cut angles.
    8. Bore blind holes.
    9. Turn recess (OD and ID).
  10. Program CNC Lathe
    1. Edit program.
    2. Run segment of program.
    3. Perform sequence search.
    4. Change spindle speed.
    5. Initiate program restart.
    6. Interrupt cycle.
    7. Set cycle dwell.
    8. Modify manual data input program.
    9. Adjust depth of cut.
    10. Reset tool cycle time.
    11. Execute emergency stop.
  11. Operate 3-Axis CNC Lathe with Live Tooling
    1. Switch coordinate plains (x-z, y-z).
    2. Perform drilling, boring, and reaming along rotary tool axis.
    3. Cut radii.
    4. Turn recess (OD and ID).
    5. Mill and angle keyways.
    6. Mill slots.
    7. Drill indexed holes.
    8. Identify difference in 3-axis and 2-axis CNC lathes.
  12. Set up and Perform Surface Grinding Operations
    1. Applying manufacturing wheel chart data to select grinding wheels.
    2. Inspect and dress surface grinding wheel.
    3. Calculate and set up surface grinding feeds and depth of cut.
    4. Differentiate between wet and dry grinding.
    5. Calculate wheel surface feed-per-minute.
    6. Grind parallel surfaces, square surfaces, vertical surfaces and angles on surface grinder.
    7. Remove warp.
    8. Cut off parts on a surface grinder.
    9. Grind slots.
  13. Set up and Perform Cylindrical Grinding Operations
    1. Grind inside and outside diameters.
    2. Select appropriate quill.
    3. Inspect, mount, and dress OD and ID grinders.
    4. Calculate and set OD and ID grinding speeds, feeds and depth of cut.
    5. Grind an internal  taper on ID grinder and an external taper on OD grinder.
    6. Grind to internal shoulder on OD grinder and an external shoulder on an OD grinder.
    7. Concentrically grind inside diameters.
    8. Inspect ID on ground parts.
    9. Change heads for appropriate size wheel when required.
    10. Plunge grinding external diameter on OD grinder.
    11. Grind parts between centers using collet chucks.
    12. Grind parts using other work holding devices.
    13. Identify general tooling, materials, and material hardness.
    14. Perform cutter grinder operations.
    15. Operate pedestal grinders.
    16. Change and dress pedestal grinding wheels.
    17. Sharpen and re-condition hand tools.
    18. Differentiate between types of grinding wheels (carbide, high speed, etc.).
    19. Verify lubrication levels and electrical systems (E-stop, lights, etc.).
    20. Perform "parking" procedure.

Materials

Tools, Equipment or Apparel (Required of the Student)

Safety glasses
Hard soled leather shoes

Evaluation

Student Electronic Access to Grades

D2L is the College’s Course Management System which includes a gradebook function allowing students access to their grades in order to receive timely and meaningful feedback on their progress in the course at any time. These grades will align with the Evaluation Criteria listed in this syllabus. D2L is accessed through the MyLCC page.

Whenever practicable, results for graded items should be posted electronically within 48 hours after the instructor has completed the grading process for the items, and final grades for the course should be entered no later than the specified grading day.

Criteria

Types of evaluations and related weights
Type Weight Topic Notes
Assignments 5-20%
Class Participation 0-5%
Final Exam 20%
Projects 60%

Labs

Quizzes 10-20%

Course Policies

Class Attendance/Participation

Other

Extra Credit

Extra credit may be available in this course. This information is provided by the section instructor.

Institutional Policies

Academic Success Coaches (ASC)

Student success is our first goal.  Our Academic Success Coaches mentor students to help them meet their educational, personal and career goals.  Faculty or staff may refer you to an ASC for help if you are not doing well in a class. Please watch your LCC email for a referral.

We also suggest you contact an ASC on your own if you need help or advice to reach your goals.  

To contact an ASC, call (517) 483-1422, email [email protected], or visit the Academic Success Coaching Team website for more information.

Disability Statement

Students with disabilities who may need accommodations in this class should contact the Center for Student Access (CSA). They are located in the Gannon Building, Star Zone - Center for Student Support.  You can also access the Center for Student Access website, or call (517) 483-5323.  Contacting the Center early helps ensure that accommodations are put in place as soon as possible.

Enrollment Verification

Instructors will verify participation in a course by the 8th day after the start date of sections less than 8 weeks long, and by the 15th day after the start date of sections 8 weeks or longer. Students who have not participated will be dropped from the course and may be responsible for any non-refundable fees.

Nondiscrimination Statement

LCC provides equal opportunity for all persons and prohibits discriminatory practices based on race, color, sex, age, religion, national origin, creed, ancestry, height, weight, sexual orientation, gender identity, gender expression, disability, familial status, marital status, military status, veteran’s status, or other status as protected by law, or genetic information that is unrelated to the person’s ability to perform the duties of a particular job or position or participate in educational programs, courses, services or activities offered by the College.

The following individuals have been designated to handle inquiries regarding the nondiscrimination policies: Equal Opportunity Officer, Washington Court Place, 309 N. Washington Square Lansing, MI 48933, 517-483-1730; Employee Coordinator 504/ADA, Administration Building, 610 N. Capitol Ave. Lansing, MI 48933, 517-483-1875; Student Coordinator 504/ADA, Gannon Building, 411 N. Grand Ave. Lansing, MI 48933, 517-483-1885; Human Resource Manager/Employee Title IX Coordinator, Administration Building, 610 N. Capitol Ave. Lansing, MI 48933, 517-483-1879; Student Title IX Coordinator, Gannon Building, 411 N. Grand Ave. Lansing, MI 48933, 517-483-9632.

Student Code of Conduct and General Rules and Guidelines

The College recognizes the value and importance of a safe and orderly learning environment that supports honesty, integrity, and ethical conduct. The Student Code of Conduct and General Rules and Guidelines ensure the protection of student rights and the health and safety of the College community.  The College has established procedures for reporting and addressing alleged violations.                 

Students must follow the Student Code of Conduct and the General Rules and Guidelines. Also, the instructor may establish reasonable guidelines within the classroom. Violations of the Student Code of Conduct and General Rules and Guidelines may be reported to the Office of Student Compliance.

Transfer

For transfer information, please consult the LCC Transfer webpage.  In addition, the Michigan Transfer Network website allows students to search how courses transfer to colleges and universities statewide.

The Michigan Transfer Agreement (MTA) simplifies the transfer of students from one Michigan institution to another. For the most current information, see the LCC General Education webpage.

Students interested in transfer should contact the Academic Advising Center in the Gannon Building - Star Zone, (517) 483-1904.

COVID-19 Safety Precautions

All students, employees and visitors have a part to play in keeping LCC safe.  Anyone who enters campus must follow the safety measures outlined on the Keeping LCC Safe webpage. Reports of noncompliance with current work safety rules and public health orders will be sent to the Student Compliance Office for action.  Students with questions or concerns should email [email protected].

Media Release Statement

Photographs, pictures, slides, movies, video, or other media coverage of students may be taken for College-related business, in connection with their enrollment or participation in LCC activities without compensation from LCC, its Trustees, officers, directors, employees, students and agents of each of them.  Photographs, pictures, slides, movies, video, or other media coverage of students may be used for any legal purposes.

College Catalog

For rules and procedures on matters such as Academic Calendar, Withdrawals, Incompletes, Appeals, etc., please review the College Catalog, and contact your Academic Advisor or Academic Success Coach.

Additional Items

Course Practices

SAFETY RULES (see complete Safety Rules posted in lab):

  1. Leather type shoes are required to protect students (no canvas type or open type shoes will be accepted).
  2. Safety glasses are to be worn at all times. No Exceptions!!
  3. No student is to operate equipment without first checking with the instructor.
  4. Students must sweep and clean their work areas before leaving.

Any student not adhering to the safety rules will not be allowed to participate.