Kyocera - Основной каталог 2010-2011 ENG

                                                            для заказа - kyocera@kyocera-tools.ru

Drilling

                              Check Item                    Grade Selection Cutting Conditions  Tool Geometry                                                                                                                                Setting  Machine

Edge Damage                   Measures
                                                                         Changfe to Harder Grade
                                                                                    Change to Tougher GradeTroubleTrouble ItemHigher (Larger)                                                                                    Larger 
                                                                                               VcUnusual WearLower (Smaller)                                                                                                     Smaller 
                                                                                                          fUnsuitable Cutting Speed
                              (too high)                                                                                                                                                                                                   *1
                                                                                                                     Coolant Discharge ConditionUnsuitable Cutting Speed                                                                
                                                                                                                                Chipbreaker Review(too low)                                                                                  *1
                                                                                                                                            Inner Edge’s Center Height                                                                  
                                                                                                                                                Check (Core Dia. Check)Unsuitable Coolant                                                                    R
                              Discharge                           
                                                                                                                                                            Tool Rigidity Improvement (Short Type)                                           *1
                                                                                                                                                                       Workpiece / Tool InstallationPoor Rigidity of Machine /
                                                                                                                                                                                  Insert InstallationWorkpiece                                            R27
                                                                                                                                                                                             Offset Check
                                                                                                                                                                                                        Adjustable Sleeve UsageSmall Hole Dia.
                                                                                                                                                                                                                   Power, Rigidity
                              Unsuitable Tool Grade                          

                              No core, Too Small Core             
                                                                             
                              Poor Rigidity of Machine /
                              Workpiece                           
                                                                  
Inner Edge Cracking           Unstable Drilling Start             
                              High Hardness Workpiece

                              Clogged Chips

                              Unstable Insert Installation

                              Poor Rigidity of Machine /
                              Workpiece

                              Unstable Drilling Start

Outer Edge Cracking High Hardness Workpiece

                              Poor Chip Control

Scratches on Tool             Unstable Insert Installation
Body
                              Poor Rigidity of Machine /
                              Workpiece
                              Inaccurate Tool
                              Installment

                              Clogged Chips

                              Unstable Drilling Start

                              Poor Rigidity of Machine /
                              Workpiece

                              Poor Rigidity of Toolholder

                              Inaccurate Tool
                              Installment

                              Clogged Chips

                              Large Core Dia.
Toolholder, Others
                                                                                                                                                                              Technical
                                                                                                                                                                                  Information
Poor Hole Dia.
Accuracy / Surface
Finish

                              Unstable Drilling Start

                              Unsuitable Coolant
                              Discharge

Large Chattering / Vibration  Unsuitable Cutting
                              Conditions, Installation

Long Chips                    Unsuitable Cutting
                              Conditions

                              Unsuitable Chipbreaker

Machine Failure               Lack of Machine Power

*1) For lathe operation

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