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    • 1. 发明授权
    • Industrial machine
    • 工业机械
    • US08676527B2
    • 2014-03-18
    • US13191104
    • 2011-07-26
    • Noritsugu OnoKazuaki KawaraiSeiichi OtsuboHirotada AnzaiKazumi Mizukami
    • Noritsugu OnoKazuaki KawaraiSeiichi OtsuboHirotada AnzaiKazumi Mizukami
    • G01C17/38
    • G01B5/008G01B21/045
    • A coordinate measuring machine (industrial machine) includes: a column and a support that extend along the Z-axis; a beam being provided between the column and the support; a slider being movable on the beam; a ram being held on the slider movably along the Z-axis direction; a temperature detecting sensor and a temperature detector that detect the respective temperatures of the column, the support and the ram; and a shift amount calculator that calculates a Z-axis shift amount based on the respective temperatures of the column, the support and the ram, reference position data indicating a positional relationship between the column, the support and the ram at a reference temperature, and respective thermal expansion coefficients for the column, the support and the ram.
    • 坐标测量机(工业机器)包括:沿Z轴延伸的柱和支撑件; 在所述柱和所述支撑体之间设置梁; 滑块可在梁上移动; 沿Z轴方向可移动地保持在滑块上的冲头; 温度检测传感器和温度检测器,其检测柱,支撑件和柱塞的相应温度; 以及偏移量计算器,其基于所述列,所述支撑体和所述柱塞的各自的温度计算Z轴偏移量,所述基准位置数据表示所述柱,所述支撑体和所述柱塞在基准温度下的位置关系,以及 相应的柱,支撑和柱塞的热膨胀系数。