1. Vertical Spindle Milling Machines
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

2. Milling Machines HORIZONTAL VERTICAL
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

3. Horizontal Mill Spindle is parallel to table (horizontal) Fixed Bed
work table is rigid
table does not move up and down
permits heavier cutting
Column & Knee Type
column provides vertical movement
supports table
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

4. Vertical Milling Machine Parts & Controls
Base & Column
DOVETAIL
COLUMN
BASE
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

5. Vertical Milling Machine Parts & Controls
Use Bridgeport wrench and loosen the 4 bolts (warning do not remove)
Index to the required setting
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

6. Vertical Milling Machine Parts & Controls
TABLE
KNEE
SADDLE A C B
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

7. Vertical Milling Machine Parts & Controls
RAM
TOOLHEAD B A
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

8. Vertical Milling Machine Parts & Controls
What moves the quill manually?
TOOLHEAD
What is the purpose of the spindle brake?
What must be done when changing spindle from High to Low range?
When changing spindle speeds, must the spindle be on or off.
QUILL FEED SELECTOR
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

9. REVIEW
What easily identifies a horizontal mill from a vertical milling machine?
What is a major advantage of a vertical mill compared to a horizontal mill?
Name the 6 major components of a V-milling machine.
What move the quill manually?
What is the purpose of the spindle brake?
What is important when changing the spindle speed range from high to low?
Why is the toolhead fastened to a ram?
How is loose table movement adjusted?
What is the purpose of the quill clamp?
©Ronald C. Schwartz/Thaddeus Stevens College of Technology

10. QUESTIONS?
©Ronald C. Schwartz/Thaddeus Stevens College of Technology