Because the mechanism replaces a traditional screw rod and screw nut mechanism, the rotary furniture has simple structure, stable rotation and low cost. 用这种机构代替传统的螺杆螺母机构。可使旋转类家具结构简单,旋转平稳,成本降低。
Untimed rotors rely on precision and accuracy of the screw forms for proper mesh and transmission of rotation. 时序的转子依靠精确和适当网格和旋转的螺旋形式传输的准确性。
The higher the temperature and the longer the resident time was, the higher the oligomer content was during polyester melt trans-fer course at a fixed screw rotation speed. 在一定的螺杆转速下,温度越高,停留时间越长,聚酯熔体输送过程中齐聚物含量越高。
Carbon pressure ball screw conveying by electromagnetic device machine speed motor drive, the pulley, worm reducer rotation, will be pressure material force feeding port capturing pressure. 碳素压球机螺旋送料装置由电磁调速电机驱动,经皮带轮、蜗杆减速器转动,将被压物料强制压入主进料口。
The results showed that when the dispersed phase droplet initial diameter was relatively large, the coalescence rate little varied as the dispersed phase droplet initial diameter changed and increasing the screw rotation speed and decreasing the output could obviously make for the dispersed effect. 结果表明,当液滴初始直径较大时,其集聚变化率随着初始直径的变化而变化较小;提高螺杆转速和降低挤出机产量可以提高螺纹元件的分散效果。
Regarding to it's crucial parameters concerned in the engineering: transport capacity, screw diameter, screw rotation speed, fill efficiency and electric power, the article supplies detail methods of calculation, design and check procedure. 阐述了工程上比较关注的重要参数(输送能力Q、螺旋直径D、螺杆转速n、填充系数Ψ、电机功率P)的计算方法和实际确定、核算的过程。
As shown as surfaces and contours, an increase in screw rotation speed, or an increase in the feed moisture, generally decreased the system running current significantly, while the barrel temperature has no obvious effect on the running current at the range of variables examined. 结果表明,螺杆转速和喂料湿度对挤压机系统运行均有影响,提高螺杆转速和喂料湿度都会降低系统运行电流。在本实验范围内的腔体温度对系统运行的影响不明显。
The transformation property of screw for space rotation and inversion 螺旋对空间旋转和反演的变换性质
The elliptical configuration was taken for the screw and power function was adopted to simulate the rotation process of the screw. 最终选择椭圆形作为螺旋形状,采用幂函数来模拟螺旋旋转过程。
In the processing of optimizing the screw pump, it can choose the most suitable pump from the pump library, then determine the production liquid weight, depth and rotation rate of the pump. 在优选螺杆泵的过程中,可从现有的泵型库中选出最优的一种,并确定油井的优化产液量、合理的下泵深度及螺杆转速。
The adjusting of temperature, pressure, the speed of screw rotation and other process factors in the course of debugging of extrusion dies for rigid PVC profiles and the effects of process conditions on the debugging of extrusion dies are discussed. 讨论了PVC-U塑料异型材挤出模调试过程中温度、压力、螺杆转速等工艺因素的调节,以及生产工艺等对挤出模调试的影响。
The effect of reactive monomer content, peroxide content, reactive temperature and screw rotation speed of the reactive extruder on melt strength, melt flow rate and gel content of the products was studied carefully. 考察了反应单体用量、过氧化物用量、反应温度以及螺杆转速对产物熔体强度、熔体流动速率和凝胶含量的影响。
The activation of Na+ and K+ channels seems to be dependent on screw like rotation outward of S4 segment which is highly conservative and very rich in positively charged amino acid residues. Na+、K+离子通道的激活主要决定于高度保守的带正电荷氨基酸残基密集的S4段,由膜内向膜外方向的拧改锥样旋转。
The mechanism of the reverse ball screw transforms directly the straight movement of the oil cylinder to rotation movement. 利用逆滚动螺旋机构将油缸的直线运动直接转换为旋转运动。
Based on the screw theory, the paper presents a systematic method for structural synthesis of the two ( translations) and one rotation parallel robot. 提出一种系统的基于螺旋理论的两平移一转动并联机构型综合的方法。
In this paper, a 3D helical model of the screw channel in a single-screw extruder is set up using the method of rotation and translation of the coordinate system. 利用空间坐标系旋转和平移的方法,构建了螺杆挤出机螺槽的三维螺旋体模型。
Effect of the Screw's Rotation of Vibrated Single-Screw Polymer Mold Extruder to It's Axial Vibration 单螺杆振动塑化挤出机螺杆转动对其轴向振动的影响
Infusion in patients with the keyboard set up parameters, Control unit through the detection of each module control the DC motor driven screw rotation to promote the syringe piston, and the insulin infusion through the hose to the patient. 患者通过按键设置输注参数,控制单元通过对各个模块的检测并控制直流电机转动使其带动丝杆推进注射器活塞,通过软管将胰岛素输注到患者体内。
Bulk cement vehicle on-board screw compressor belongs to the high speed rotating machinery, high speed rotor of the female and male which lead to the run on high flexibility, constitute a complex flexible rotation system. 散装水泥车车载螺杆压缩机属于高速旋转机械,阴、阳转子的高转速导致其运行于高柔度状态下,构成复杂的柔性旋转系统。
In the role of air power, the turbine rotation, through the screw into the axial rotation movement, lift the fuse of insurance. 在空气动力作用下,涡轮旋转,通过螺纹将转动转化成轴向运动,解除引信的保险。
Knowing the screw pump has small differences leakage at different speed, same pressure, in base of doing many experimental studies for the screw pump water characteristics. Rotation speed has little effect on the torque. 对螺杆泵的水力特性进行了大量的实验研究,在此基础上得出,螺杆泵在不同转速、相同承压下,泵的漏失量差异很小,转速对泵扭矩影响也很小。
Then, in order to solve the need for micro-fabrication, it deploys online grinding mechanism. And through study of existing grinding all the online agencies, conducted an innovative transformation, multi-groove screw rotation is proposed to conduct a number of on-line electrode grinding. 然后,为了解决进行微细加工的需要,配置了在线磨削机构,并通过研究现在所有的在线磨削机构,进行了创新的改造,提出了多槽螺旋旋转对电极进行一次多位的在线磨削。