WLD 187 Fabrication Milling Processes

Lecture Hours: 1
Lab Hours: 4
Credits: 3

Covers basic milling processes with regard to fabrication, assembly, and part repair. The course covers work-holding methods, tool selection and use, calculations, and process planning/application. Includes operation of milling machines as seen in typical fabrication environments.

Prerequisite: WLD 205 with a grade of C or better; or equivalent industrial experience as determined by program chair; or consent of program chair.
Recommended: 2nd year standing in Welding program. WLD 155 with a grade of C or better.

Maximum number of credits course can be taken for: 3

Student Learning Outcomes:

Practice industry-approved safety practices while operating a milling machine.
Identify and distinguish between milling machines types and related functions.
Apply formulas and calculations to establish operational parameters for safe milling operations.
Use milling machine operations to re/construct and repair components.
Select work-holding devices, tool holders, and tooling for milling machine operations specific to fabrication applications.
Use milling machine accessories and attachments for machining operations.

Content Outline

Safety Standards
Milling Machine Types and Components
- Machine Identification and selection
- Main parts and Controls
- Milling machine accessories
Milling Operations
- Operating Parameters
  - Cutting speeds
  - Feed rate
  - Depths of cut
- Tooling
  - Types of tooling
  - Tool Selection
- Pre-fab
  - Material Prep for Welding
    - Cut to length
    - Beveling
    - Chamfering
    - Material Re/Conditioning
  - Material Prep for Assembly
    - Drilling, reaming, boring, facing, fly-cutting, threading, knurling, and tap/die.
- Repair
  - Milling after weld repair
  - Milling flame hardened materials
  - Indicating and discovering part features
  - Relocating features
- Fixturing/ Work Holding
  - Use
  - Construction
  - Planning and Design
  - Considerations