WIDIA - Полный каталог инструмента - 2017
для размещения заказа - zakaz@widiahanita.ru
Solid Carbide Drills
Troubleshooting Guide
problem
drill breakage
source
clamping chuck
workpiece movement
solution
• Check clamping accuracy and torque transmission. Use hydraulic
clamping chuck or high-precision chucking system.
• Stabilise workpiece chucking and check stability of machine tool.
wrong drill
insufcient coolant
cutting conditions
• Check drill type, drilling depth, cooling system,
and workpiece material.
• Check cooling lubricant. In the case of internal coolant supply,
increase coolant pressure. In the case of external coolant supply,
adjust positioning of coolant jet. Cool from both sides.
• Check cutting values, and possibly reduce feed.
splintering on the cutting corners
clamping chuck
workpiece movement
• Check torque transmission. Use hydraulic clamping chuck
or high-precision chucking system.
• Stabilise workpiece chucking and check stability of machine tool.
wrong drill
insufcient coolant
• Check drill type, drilling depth, cooling system, and workpiece material.
Possibly use longer drill.
• Check cooling lubricant. In the case of internal coolant supply,
increase coolant pressure. In the case of external coolant supply,
adjust positioning of coolant jet. Cool from both sides.
cutting conditions
• Check cutting values, and possibly reduce feed.
zakaz@widiahanita.ru
www.widiahanita.ru
T149