Upload
rudi-hernawan
View
72
Download
7
Tags:
Embed Size (px)
Citation preview
Drilling Theory
The drilling process
Four common drilling methods
The most common holes
Maximum hole depth
Drilling Theory
Cutting speeds for solid and brazed carbide drills
Definitions of Terms
Definitions of Terms
Effects of cutting speed - Vc (ft/min) (m/min)
Feed Rate
Approximate calculation of power consumption
Accurate calculation of power consumption
Calculation of torque and feed force
Tool selection procedure
1. Component and the workpiece material
2. Important machine considerations
3. Choice of drilling tools
4. How to apply
5. Trouble shooting
Drilling tools
Choice of drilling tools
Other methods
Diameter and hole depth
Indexable insert drills
How to apply
Rotating drill
Non-rotating drill
Deflection of turret
Brazed and solid carbide drills
Hole quality and tolerance
Troubleshooting
Troubleshooting
Troubleshooting
Troubleshooting
Tool wear - Indexable insert drill
Tool wear - Indexable insert drill
Tool wear - Indexable insert drill
Thank You