Page 16 - HOLE MAKING CATALOG p185-310

DEEP DRILLING - BTA SYSTEM USER GUIDE

CNC Drilling Cycle Operations

Use the CNC drilling cycle as instructed below in order to optimize the tool performance safely.
1. Start the CNC cycle operation

a 2. M ove the oil pressure head and securely seal
onto the face of the workpiece.

a Make sure to position the drill so that the guide pads remain inside the guide
bushing when the pressure head is moved towards the workpiece face.

3. Move the BTA drill toward the workpiece
b Keep the drill 3 - 5 mm* off the face of the workpiece.

* If the machine allows this drill setting in Step 1, move on to Step 4.

b 3 - 5 mm

4.1 4. Start the cutting

4.1 Activate the coolant supply.

4.2 4.2 Start the rotation (of the drill, the workpiece,
or the drill+workpiece).

4.3 Start the drill feed.

4.3 4.2

5. Stop the cutting

5.3 5.1 Stop the drill feed.

5.2 5.2 5.2 Stop the rotation.
5.1 5.3 Stop the coolant supply.

c Stop the cutting when the drill shoulder is completely
through the end face of the workpiece.

c

6. R eturn the drill to the starting point

7. R eturn the oil pressure head to the starting point

200 ISCAR