Based on the equilibrium of maximum axial tension stresses between two sections,the optimal location of axial lifting lug was deduced.
以一端外伸的简支梁为力学模型,分段建立轴向弯距及最大轴向弯距表达式,以两段内的最大轴向拉应力相等为条件,导出方程并求解,得到最佳的轴式吊耳位置；同时对塔器在吊装过程中的不同受力状态进行分析,并对塔体各危险截面进行校核计算。
Research and development of high reliability in-build spray system for direct-axis roadheader;
纵轴式掘进机高可靠性内喷雾系统的研制
The new technology develop for lateral axis roadhead of EBZ series is introduced,in accordance with the develop process of the lateral axis roadhead of EBZ series,made a summary: the lateral axis roadhead of EBZ series would be developed to large power,heavy type,series,intelligent,automatic with high technology.
介绍了EBZ系列横轴式掘进机技术的最新发展情况,针对EBZ系列掘进机技术的发展过程,总结了应用高科技向着大功率、重型化、系列化、智能化和自动化的方向发展。
Considering the meshing stiffness and damping of the gear pairs and stiffness of the bearings,the dynamics governing equations of an inner planetary gear reducer witi three axes were established based on the lumped mass method.
在考虑齿轮啮合刚度、啮合阻尼以及轴承刚度的情况下,使用集总参数法,建立了三轴式内齿行星齿轮减速器的弹性动力学模型,求解出不同内齿板结构下系统的固有频率及动力学响应。
The dynamic model of an inner planetary gear reducer with three axes is established.
在建立弹性动力学模型的基础上,分析了轴承刚度,几何尺寸,啮合角,齿轮平均啮合刚度,内齿板质量等结构参数对具有三相内齿结构的三轴式内齿行星齿轮减速器的动力学特性的影响。