Computer aided manufacturing (3cr)

Evaluation scale

1-5

Content scheduling

NC-machines, struture and function
Programming basics
CAD/CAM system
Tooling and manufacturing methods
NC-machining
NC-sheet metal working
NC-measuring
Maintenance

Objective

Students will learn the functions of numerically controlled (NC) machines in today's field of engineering. They will understand NC programming and the manufacturing of products with an NC machine.

Content

- Types of NC machines and their functions
- Computerized production environment
- Using an NC machine and safety
- Attachment systems
- Tool systems
-Machining parametres
- G and M codes
- Machining co-ordinates
- CAM software and NC programming with a 3D model of a product

Students will do assignments using the CAM software.

Materials

Lecture material and information
NC-tekniikan perusteet, Eero Pikkarainen
Koneistustekniikat, Maaranen Keijo
CNC Programming Handbook, Peter Smid
CAD/CAM Principles and Applications McGraw-Hill. Iowa USA

Teaching methods

Lectures
Group study
Self study
Company visits

Student workload

Lectures 45%
Self-study and group work 45%
Company visit 10%

Assessment criteria, satisfactory (1)

Students are familiar with CAM-program and the basic NC-machine operations

Assessment criteria, good (3)

As above. In addition, students will be able to use the CAM-program for programming NC-programs for easy machined workpieces

Assessment criteria, excellent (5)

As above. In addition, students will be able to use independently NC-machine workpieces manufacture and use CAM-software.

Qualifications

No previous studies are required.

Further information

Upon completion of the course, students will
- be knowledgeable basics of NC control
- understand the structure of NC machines
- understand machine tool programming
- understand NC manufacturing