Основной каталог Kyocera 2021 - 2022 - страница 1066

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Technical information Edge damageCutting accuracyOthers Change to harder grade Change to tougher grade Change to more thermal shock resistant grade Change to more welding resistant grade Vc fz ap Cutter dia. cutting width review Tool path review Usage of mist Dry Insert with chipbreaker Relief angle Corner angle Edge strength / Honing No. of inserts Chip pocket Wiper edge (Relief angle) review Insert runout check Cutter rigidity Workpiece / Tool installation Overhang length Power, rigidity Trouble shooting Milling Check item Insert grades Cutting conditions Tool geometry Setting Machine Coolant Countermeasures TroubleTroubleitem Higher (Larger) Larger More LargerLower (Smaller)SmallerLessSmaller Unsuitable cutting conditions Flank wear increase Unsuitable tool geometry Unsuitable cutting conditions Rake face wear increase Unsuitable tool geometry Unsuitable cutting conditions Chipping, cracking Unsuitable tool geometry Unsuitable cutting conditions Edge breakage by thermal shock Unsuitable tool geometry Unsuitable cutting conditions Built-up edge Unsuitable tool geometry Unsuitable cutting conditions Poor surface finish Unsuitable tool geometry Unsuitable cutting conditions Burr formation Unsuitable tool geometry Unsuitable cutting conditions Workpiece chip off Unsuitable tool geometry Poor planeness / parallelism Tool and workpiece evacuation *5 R Heavy chattering, vibration Unsuitable cutting conditions,installation *1 *2 *4 Unsuitable cutting conditions *3 *6 Chip jamming Unsuitable tool geometry *1. To prevent chattering, the higher fz may be suitable. *2. To prevent chattering, the larger ap may be suitable. *3. Higher fz may be suitable. *4. Down-cut method is recommended for helical end milling. *5. If the surface is warped by cutting heat. *6. Compressed air is recommended. R38