Switching process of strip tension control from mandrel to pinch roll is analyzed,and pinch roll torque during the switching process is calculated. For the strip tail end coiling the corresponding pinch roll torque control is considered separately.
对卷筒控制转换到夹送辊控制的转换过程进行了分析,对转换过程中夹送辊转矩进行了计算,对带钢尾部卷取时夹送辊转矩控制进行了单独考虑,实现了夹送辊负转矩控制技术,有效解决了带钢张力波动导致的卷形不良问题,达到了理想的控制效果。
参考来源 - 热轧带钢卷取机夹送辊转矩控制技术The effects of the friction to the tube drawing force in non-mandrel short mandrel and floating mandrel are analyzed theoretically. And the suggestion in elected of lubricant in different mode of drawing is given.
从理论上分析了管材在空拉、固定芯头拉拔和游动芯头拉拔时摩擦对管材成形工艺力的影响,并对不同拉拔方式下润滑剂的选用提出了建议。
参考来源 - 铜管拉拔成形摩擦机理及润滑剂性能测试装置研究This new fiber-optic hydrophone consists of a conventional mandrel fiber-optic hydrophone and a metal cylindrical Helmholtz resonator.
它由一个普通的芯轴型光纤水听器和一个圆柱型亥姆霍兹共振器构成。
参考来源 - 一种具有声低通滤波特性的无源零差光纤水听器·2,447,543篇论文数据,部分数据来源于NoteExpress
N a spindle on which a workpiece is supported during machining operations (机械加工中支撑部件的)心轴
The centers must be aligned and the mandrel must be free of burrs.
这些中心点必须排列成一行,并且保证心轴上没有毛刺的现象出现。
After the mandrel is melted, a thin layer of alloy remains on the propellant surface.
此心轴溶化之后,在推进剂表面上留有一薄层的合金。
The mandrel must be mounted between centers and a drive plate and lathe dog must be used.
必须将心轴锚定在中心点和驱动板之间的位置,并且必须使用车床轧头。
词组短语
应用推荐