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    • 1. 发明申请
    • CONTROLLER FOR MACHINE TOOL AND FIVE-AXIS SIMULTANEOUS CONTROL MACHINE TOOL CONTROLLED THEREBY
    • 机床和五轴同步控制机床控制器
    • US20110044778A1
    • 2011-02-24
    • US12853614
    • 2010-08-10
    • Yoshihiko YAMADAAtsushi Saito
    • Yoshihiko YAMADAAtsushi Saito
    • B23Q15/12
    • G05B19/416G05B2219/43021Y10T409/300896Y10T409/307672Y10T409/30812Y10T409/309576
    • It is an object of the present invention to provide a controller for a machine tool and a five axis simultaneous control machine tool controlled thereby which can improve the machining accuracy in machining by controlling a driving axis including a linear axis and a pivoting axis.The controller comprises a detecting member 102 detecting a machining position where a pivoting axis is reversed in machining by the machine tool 1 based on the control data, an allowable position error setting member 103 setting an allowable position error Δ between a commanded machining position P1 and an actual machining position P2, an allowable acceleration deciding member 107 deciding the allowable acceleration about the pivoting axis based on a distance L1, L2 from the machining position of the reversed axis to a center of the pivoting axis and based on the allowable position error Δ being set, and a controlling member 108 controlling a velocity about the driving axis based on the allowable acceleration.
    • 本发明的目的是提供一种用于机床的控制器和由此控制的五轴同时控制机床,其可以通过控制包括直线轴和枢轴的驱动轴来提高加工中的加工精度。 控制器包括检测部件102,其基于控制数据检测机床1的加工中的摆动轴反转的加工位置,允许位置误差设定部件103设定容许位置误差& Dgr; 在指定的加工位置P1和实际加工位置P2之间,容许加速度判定部件107基于从反转轴的加工位置到枢转轴的中心的距离L1,L2来决定绕枢轴的容许加速度, 基于容许位置误差&Dgr; 以及控制构件108,其基于允许的加速度来控制关于驱动轴的速度。
    • 2. 发明申请
    • CONTROLLER FOR MACHINE TOOL AND FIVE-AXIS SIMULTANEOUS CONTROL MACHINE TOOL CONTROLLED THEREBY
    • 机床和五轴同步控制机床控制器
    • US20100286813A1
    • 2010-11-11
    • US12768123
    • 2010-04-27
    • Yoshihiko YAMADA
    • Yoshihiko YAMADA
    • G05B19/406
    • G05B19/404G05B19/4163
    • It is an object of the present invention to provide a controller for a machine tool and a five axis simultaneous control machine tool controlled thereby which can improve machining accuracy in controlling a pivoting axis of the machine tool.The controller comprises an allowable position error setting member 101 setting an allowable position error Δ between a commanded machining position P1 and an actual machining position P2, a velocity control parameter deciding member 103 deciding a velocity control parameter of the pivoting axes of the A-axis and the B-axis in accordance with the allowable position error Δ being set and a distance of said actual machining position P2 from the pivoting axes of the A-axis and the B-axis, and a controlling member 104 controlling a velocity of the pivoting axes of the A-axis and the B-axis based on the velocity control parameter.
    • 本发明的目的是提供一种用于机床的控制器和由其控制的五轴同时控制机床,其可以提高控制机床的枢转轴线的加工精度。 该控制器包括设置容许位置误差& Dgr的容许位置误差设定部件101。 在指令加工位置P1和实际加工位置P2之间,速度控制参数决定部件103根据容许位置误差& Dgr决定A轴和B轴的摆动轴的速度控制参数; 设定所述实际加工位置P2与所述A轴和B轴的枢转轴的距离,以及控制部件104,其控制所述A轴和B轴的摆动轴的速度,基于 速度控制参数。
    • 4. 发明申请
    • MACHINING PARAMETER OPTIMIZING APPARATUS, METHOD FOR OPTIMIZING MACHINING PARAMETER AND PROGRAM THEREFOR
    • 加工参数优化装置,优化加工参数的方法及其程序
    • US20100036519A1
    • 2010-02-11
    • US12511716
    • 2009-07-29
    • Yoshihiko YAMADAToshiyuki OkitaYoshimasa Kuwano
    • Yoshihiko YAMADAToshiyuki OkitaYoshimasa Kuwano
    • G05B19/4061G05B13/04
    • G05B19/40937G05B2219/35316G05B2219/35346G05B2219/36252Y02P90/265
    • It is an object of the present invention to provide a machining parameter optimizing apparatus deciding a tool axis attitude and a machining zone and deciding a tooling having high stiffness for any profile of a finished workpiece.A tool axis attitude deciding member 21 decides one or plural tool axis attitude. An interference dangerous zone deciding member 23 decides as an interference dangerous zone a zone possible to interfere between a tool or a tool holder and a workpiece during machining by the decided tool axis attitude. A machining simulation member 25 executes a machining simulation based on the interference dangerous zone by the decided tool axis attitude and generates the virtual tool holder in which there is no any interference, and also decides a machining zone in a way of avoiding the interference dangerous zone. A non-interference tooling deciding member 27 deciding the tooling included in a range of a profile of the virtual tool holder, the tooling is a combination of the tool and the tool holder having the highest stiffness.
    • 本发明的目的是提供一种确定工具轴姿态和加工区域的加工参数优化装置,并且确定对于成品工件的任何轮廓具有高刚度的加工。 刀具姿势决定部件21决定一个或多个刀具轴姿态。 干扰危险区域判定构件23通过所决定的工具轴姿态,将可能在工具或工具架与工件之间干涉的区域判定为干涉危险区域。 加工模拟部件25通过决定的工具轴姿态,基于干扰危险区域进行加工模拟,生成没有干涉的虚拟刀架,并且以避免干扰危险区域的方式决定加工区域 。 决定包括在虚拟刀架的轮廓范围内的刀具的非干涉加工判定部件27是工具和具有最高刚度的刀架的组合。