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图示的液压防振装置,只须调整滑动座圈接触面的曲率半径,即可适合各种不同直径工件的加工,特别是在强力车削和强力磨削时,采用该装置,其防振效果可比原防振效果提高1.5~2倍。结构如图所示,带有三个柱塞的防振装置配置在挠性滑动座圈2上,润滑油采用高压输送到滑动座圈的内凹面,滑动座圈的内圈曲率半径可通过施加于外圈表面的力进行调整。滑动座圈安装在与工件5轴颈同轴配置并插入球形垫圈4的中心柱塞3上。
The illustrated hydraulic anti-vibration device only needs to adjust the radius of curvature of the contact surface of the sliding seat so as to be suitable for the processing of various workpieces with different diameters. Especially in strong turning and intensive grinding, the anti-vibration effect Vibrations comparable to the original increase of 1.5 to 2 times. As shown in the figure, the vibration isolator with three plungers is arranged on the flexible sliding race 2, and the lubricating oil is delivered to the concave surface of the sliding race by high pressure. The radius of curvature of the inner race of the sliding race can be adjusted by applying Outer ring surface force adjustment. The sliding race is mounted on the center plunger 3 coaxially arranged with the journal of the workpiece 5 and inserted into the spherical washer 4.