Maglev Integrated ZT Table

  • 格物光学-磁浮集成式ZT台.png




    The MZT90 series magnetic levitation integrated ZT platform of Gewu Optics adopts an innovative dual axis coupling design concept, with a very compact and flat contour size, which can achieve high-precision and high stiffness motion of 2 degrees of freedom in the vertical axis and rotation axis. The rotating shaft can rotate without restriction, and a unique large stroke maglev gravity compensation technology is used vertically to reduce the load on the vertical motor, greatly improving the vertical motion performance and service life. The maglev integrated ZT platform can also be integrated onto the XY platform of Gewu Optics to achieve modular assembly.


    Product manual 格物PDF.png

    Characteristics:Main applications:

    - High precision unrestricted rotational motion

    - Dual axis high rigidity precision guidance design

    - Unique large stroke maglev gravity compensation technology

    - High quality Z-axis jitter, motion, and stability performance

    - Fully closed-loop servo design

    - Vertical maximum support for 30mm mechanical stroke

    - The maximum supported speed is 150rpm

    - Supports wafer adsorption of various specifications such as 12 ', 8', and 6 '


    - Application of wafer process control, such as optical critical dimension inspection and thin film metrology

    - Laser heat treatment of wafers

    - Wafer marking, cleaning, and cutting

    - Post lithography stage



    Mechanical dimension diagram:
    格物光学-磁浮集成式ZT台尺寸1.png格物光学-磁浮集成式ZT台尺寸2.png

    *The interface size data is sourced from MZT90-10Stage and is vertically in the middle position.


    Specifications and Parameters


    MZT90-10MZT90-20MZT90-25
    轴/Axes NameZTZTZT
    行程/Travel10 mm360°, Infinite 20 mm360°, Infinite25 mm360°, Infinite
    最大速度/Maximum Speed 100 mm/s900°/s100 mm/s900°/s100 mm/s900°/s
    加速度/Maximum Acceleration2 m/s^26280°/s^22 m/s^26280°/s^22 m/s^26280°/s^2
    定位精度/Position accuracy full stroke±0.6 μm/1mm±3 arcsec±0.6 μm/1mm±3 arcsec±0.6 μm/1mm±3 arcsec
    双向可重复精度/Bidirectional repetition accuracy±0.3 μm/1mm±2 arcsec±0.3 μm/1mm±2 arcsec±0.3 μm/1mm±2 arcsec
    位置稳定性/Position stability (3σ)±15nm*±0.2 arcsec±15nm*±0.2 arcsec±15nm*±0.2 arcsec
    直线度/Straightness2 μmNA2 μmNA2 μmNA
    轴向跳动/Axial Error Motion NA±2 μmNA±2 μmNA±2 μm
    径向跳动/Radial Error MotionNA±2 μmNA±2 μmNA±2 μm
    机械特征/Mechanical Specifications
    驱动负载(无负载)/Moving Mass (without payload) 8.2 Kg
    转动惯量/Inertia (No load)0.00336 Kg*m^2
    最大负载/Max Load Capacity9.1 Kg2 Kg(customizable)12.3 Kg
    平台质量/Stage Mass12.3 Kg
    外观尺寸/Dimension 409mmX306.7mmX73.5mm(without load)
    平台材料/Materialaviation aluminum

     *The test data is sourced from testing using an 8 μ mpitch grating ruler, and the motion table is in an active isolation environment.



    Customized information

    Magnetic levitation integrated ZT platform optional: In the MZT90 series product series, optional options are configured that can be selected according to the actual application of the user. Optional content includes options such as encoders.

    Table 1 Encoder Options

    -S1

    Standard model, Renishaw encoder

    -S2high-end model, Heidenhain encoder


  • 格物光学-磁浮集成式ZT台.png




    The MZT11-24 series magnetic levitation integrated ZT platform of Gewu Optics adopts an innovative dual axis coupling design concept, with a compact and flat contour size, which can achieve high-precision and high stiffness unrestricted rotation of Z/T axis 2 degrees of freedom. Compared to the MZT90 series, it has higher vertical performance. It can be widely used in wafer production control applications, such as thin film measurement, critical dimension inspection, etc.


    Product manual: 格物PDF.png

    Features:Mechanical dimension diagram:

    High precision unrestricted rotational motion

    Dual axis high rigidity, high-precision guiding design

    Vertical high stiffness guide rail design

    Unique large stroke maglev gravity compensation technology

    - High quality Z-axis jitter, motion, and stability performance

    - 1. Fully closed-loop servo design 


    格物光学-磁浮集成式ZT台尺寸.png

    *垂向处于中间位的接口尺寸。



    Specifications and Parameters


    MZT110-24
    轴/Axes NameZT
    行程/Travel

    24 mm

    360°, Infinite 
    最大速度/Maximum Speed 100 mm/s900°/s
    加速度/Maximum Acceleration2 m/s^26280°/s^2
    精度/Accuracy (With Calibration)±0.4 μm±3 arcsec
    双向可重复精度/Bidirectional repetition accuracy±0.2 μm±2 arcsec
    位置稳定性/Position stability (3σ)±15nm*±0.2 arcsec
    直线度/Straightness1 μmNA
    轴向跳动/Axial Error Motion -NA±2 μm
    径向跳动/Radial Error Motion-NA±2 μm
    机械特征/Mechanical Specifications
    驱动负载(无负载)/Moving Mass (without payload) 7 Kg
    转动惯量/Inertia (No load)0.00336 Kg*m^2
    最大负载/Max Load Capacity2.7 Kg(customizable)
    平台质量/Stage Mass15 Kg
    外观尺寸/Dimension 294mmx294mmX85.4mm
    平台材料/Materialaviation aluminum, black anodized

     *The test data is sourced from the testing of an 8 μ mpitch grating ruler, and the motion table is in an active isolation environment.



    Customized information

    Magnetic levitation integrated ZT platform optional: In the MZT110-24 product series, optional options are configured that can be selected according to the actual application of the user. The optional content includes options such as encoder, guide rail, control system, etc.

    Table 1 Encoder Options

    -S1

    Standard model, Renishaw encoder

    -S2high-end model, Heidenhain encoder


    Table 2 Guide rail options

    -G1

    High precision air floating guide rail, with a vertical mechanical stroke of 9mm

    -G2high-precision cross roller guide rail, vertical mechanical stroke 24mm
    -G3high-precision anti creep cross roller guide rail, vertical mechanical stroke 13mm



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