Kyocera - Основной каталог 2011-2012 ENG

                                                                       для заказа - kyocera@kyocera-tools.ru

    New Boring Bar Dynamic Bar

                                                                                                                  Superior chip evacuation
                                                                                                               (External coolant)

                                                                                                                      Dynamic Bar Competitor A Competitor B

 BoringToolholder design developed by using stress analysis technology
                                                                                                                                           Inside the workpieceMaximum structural thickness for high tool holder rigidity
    Controls chattering to achieve stable machining

          Large chip pocket produces                                                                                                                           In the products of competitor A and B chips remain
          superior chip evacuation                                                                                                                             inside the workpiece, but chips from the Dynamic Bar
                                                                                                                                                               are all evacuated from the workpiece.

F

                                                                                                                                                                 Chip evacuation direction

    Dynamic design by using the latest computer simulation technology

    Comparison of pocket length                                                                 Chip evacuation direction

                Pocket length

                                                                                                SCLC (P) type                                                    STLB (P) type

           Description         Pocket length (mm)                                 Better evacuation by backward chip ow
                        Dynamic Bar Competitor A
    A16-SCLPR09-18
    A20-SCLCR09-22             37 29
                               48 32

     The dynamic Bar achieves superior chip evacuation

    High rigidity and chattering resistance are ensured by using a special
    alloy and with help of stress analysis technology. Previously unattained
    surface finish and dimensional accuracy are now achieved.

    Comparison of vibration tendency                                                  Comparison of surface nish

    Good                                                       Vibration of the Dynamic Bar was minimal even at high cutting speeds,
                                                                                  enabling stable machining.

             5.5             5.0      15CrMo5                                                   Dynamic Bar   Competitor A                                       Competitor B  
                                      Vc=150m/min
    5                   4.5                                                                                                                                                    15CrMo5
                                      ap=0.5mm                                                                                                                                 Vc=210m/min
                                                                                                                                                                               ap=0.5mm
                                      f=0.1mm/rev                                 Surface wall                                                                                 f=0.1mm/rev
                                                                                                                                                                               A16Q-SCLPR09-18 type
    4 S16-SCLPR09 type                                                                                                                                                         CPMT090304XP(PV7020)
                                                                                                                                                                               L/D=4
                                                                   CPMH090304L-Y                                                                                               External coolant
    3

    2

    1                                                                             Surface                                                                                       Direction of
                                                                                     Roughness                                                                                    vibration
          Dynamic Bar Competitor A Competitor B                                                 Ra=0.4m      Ra=0.6m                                           Ra=3.4m
                                                                                                Rz=2.3m      Rz=3.6m                                           Rz=14.0m     measurement
            (AE-Type)
                                                                                  Oscillatory
           Maximum tool holder overhang (L/D)                                        waveform

F2                           для заказа - kyocera@kyocera-tools.ru www.kyocera-tools.ru