Punching Metal Sheets - ALFRA AKKU-COMPACT FLEX Manual De Instrucciones

PUNCHING METAL SHEETS

Gather together the appropriate tool set comprising a punch, punching die and tension bolt.
We recommend the use of high-quality ALFRA tools to achieve perfect punching results.
Do not punch more than one metal sheet at a time! Punching several layers of material in one
!
punching process is not permitted!
1. Mark the exact hole position for the punching.
2. Now use a spiral or step drill to make the starting hole in the metal sheet.
3. Press the return button. The load piston moves to its starting position.
4. Screw the tension bolt into the load piston by hand until it stops. Always ensure that the entire length of
the thread is used otherwise the tension bolt may pull out!
5. Place the spacer and punching die on the tension bolt. Then guide the tension bolt through the prepared hole.
6. Use the hand strap as shown below and turn the punch onto the tension bolt from behind. Align the
punching die with the markers.
7. Move the punch into position and screw on the punch by hand in order to fix the complete assembly in place.
Always ensure that the entire thread of the punch is used.
8. Press and hold the Start/Stop button until the hole is punched.
!
Risk of injury! Keep hands and fingers away from the punching die and punch whilst punching!
9. When punching holes through thin or soft metal sheets press the return button so that the load
piston will return to its starting position. With any other metal sheet load piston and punching die
will return automatically.
10. Unscrew the punch and remove the scraps of material from the punching die.
14