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1)  turntable support
旋转支承
2)  supporting installation of rotation
旋转支承装置
3)  swivel base
旋转支承基面
4)  revolving axletree
旋转轴承
1.
Modification of the ordinary flare boom can be improved by the installation of a revolving axletree structure.
通过对常规火炬臂的改装加上旋转轴承结构,使其具备可旋转性,满足项目需要,为公司节约了成本,实现了资源合理优化利用。
5)  slewing ring
回转支承
1.
Study on the application of processing & machine tool with CNC cutting of a rang slewing ring;
回转支承数控加工工艺与装备的应用研究
2.
Friction resistance moment slewing ring;
回转支承装置的摩擦阻力矩
3.
Multi-body system theory was employed here to form the geometric error model of vertical CNC lathe and to make an analysis of the precision of the slewing ring's ball track turned in vertical CNC lathe.
应用多体运动学理论建立数控立车的几何误差模型,对数控立车车削加工回转支承滚道进行了误差分析。
6)  slewing bearing
回转支承
1.
Slewing bearings are basic components widely used in construction machinery industry.
回转支承是工程机械行业的重要基础件。
2.
The vibration of slewing bearing directly reflects internal operating situation of a crane.
回转支承的振动直接反映内部运行状况 。
3.
For the large slewing bearing, Vibration inevitably comes into being in the course of rotating, and the impact brought by vibration may impair the intensity of assemblies.
回转支承在回转过程中不可避免地将产生振动 ,由振动所带来的冲击会影响部件的强度。
补充资料:旋转
分子式:
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性质:将图像(或分子)绕一定轴线转动一定角度后能使图像复原的一类对称动作。旋转据以进行的轴线称作旋转轴,使图像绕轴后复原的最小转角称作基转角α。设α=2π/n,显然,旋转角为α整数倍的角度均能使图像复原,不难论证,在2π角度范围内独立、不等同旋转对称动作的种数为n。

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