Bridgeport CNC

This page is intended to give an overview and basic instruction on the use of the Bridgeport CNC mill.



Control Panel
Use Auto Spindle Man. to enable manual spindle control

Use Spindle Auto Brake to change tools



Start Machine
1. Turn on main power

2. Wait for control box to boot

3. Press cycle start to reset axes

Change Tools
1. Turn spindle auto brake on

2. Loosen chuck completely

3. Insert tool

4. Tighten Chuck

Zero Part X and Y Axes
1. Setup Menu > Part Menu

2. Use edge finder to find edge of part

3. Select axis

4. Insert edge finder diameter

5. Select approach dire

6. Set zero

Zero Part Z Axis
1. Insert tool #1

2. Use 1 inch gauge block located on back of mill

3. Lower the tool so the tip touches the gauge block, but the block still slides freely

4. Set offset to 1 inch

5. set zero

Zero Reference Tool
1. Setup Menu > Tool Setup > Tool Catalog

2. First tool in catalog will have zero offset

3. Select tool #1

4. Lower the tool so the tip touches the gauge block, but the block still slides freely

5. Move the tool off the part and lower Z axis 1 inch

6. Press Z Ref

Zero Tools
1. select tool

2. Lower the tool so the tip touches the gauge block, but the block still slides freely

3. Move tool off part and lower Z axis 1 inch

4. Press Measure