滑块

This paper has described several influential factors concered with determination of work capacity of screw friction press with copper cylinder adopted as specimen, and analysed the variation law of effects of several factors on tho result of calculation.

全—一A： 2(1)由于滑块的速度和飞轮转动的角速度之间有确定的关系，所以一般测量滑块的移动速度从而确定压力机的做功能力(滑块与螺杆的动能在这里略而不计)。

The invention relates to a nut (10) comprising an outer body (16) with an axial passage (22), an inner body which can be movably placed in the passage along an axial direction and which is divided along said axial direction into at least two jaws (18, 20), each jaw bearing an inner thread segment (24) on its radial inner surface, first guiding means (26) located on the outer body, as well as second guiding means (30) located on the jaws and co-operating with the first guiding means so that the jaws are radially displaced towards the exterior when the outer body is displaced in the unscrewing direction relatively to the inner body et radially displaced towards the inside when the outer body is displaced in the screwing direction relatively to the inner body.

本发明涉及一种螺母(10)，它包括：一个带轴向通孔(22)的外体(16)；一个内体，位于通孔(22)中，可沿轴向移动，并且沿所述的轴向方向至少分成两个滑块(18、20)，它们各自在其径向的内表面上具有内螺纹部分(24)。在外体上有第一导向装置(26)，同样滑块上有第二导向装置(30)，第二导向装置与第一导向装置共同起作用，所以，当外体相对于内体沿旋松方向作相对滑移时，滑块径向地向外滑移，并且，如果外体相对于内体沿拧紧的方向滑移，则滑块径向地向内滑移。

It is formed from controllable slide block mounted in guideway, length-fixed drive rod capable of driving slide block and making it move in guideway, controllable telescopic shaft and mobile and turnable working table consisting of moving platform for mounting cutting tool and working table for mounting workpiece, and utilizes the drive rod, controllable telescopic shaft, moving platform, slide block and guideway to form the invented redundant drive plane parallel closed link mechanism with several functions of cutting, grinding, load-shifting and assembling, etc.

由安装在导轨中的可控滑块、驱动滑块在导轨中运动的定长驱动杆、可控的伸缩轴及安装切削刀具的动平台、安装工件的工作台构成的可移动和转动的工作台组成。并由驱动杆、可控伸缩轴、动平台、滑块、导轨构成冗余驱动平面并联闭链结构。该装置既具有切削、磨削、移载、装配等多种功能，又具有简单结构、大作业空间和刀具实现姿态能力，以及优先的加工方向等优点的并联机床新结构。

But in actual experimental process, the viscous force of friction has influenc in the varying degree to the measurement result when the initial velocity of the slide block is different.

在气垫导轨上做碰撞实验，最大限度地减少了摩擦阻力的影响，但在实际的实验过程中，仍发现滑块的初速度不同时，粘滞性摩擦阻力对测量结果有不同程度的影响，为此在气垫导轨上增加了电子发射装置，较好地控制滑块的初速度和测量滑块的加速度，从而减小粘滞性摩擦阻力对测量结果的影响。

Based on the stress analysis to spired axis mechanism,in the aspect of sliding part which smoothes through alveolus intersection, theresearch of parameters optimization, about the middle alveolus of spired axis andthe dimension of sliding part, has been studied. To the problem that the reverseportion at the both sides of spired axis lashed fiercely and fraies quickly, thearticle finely analyses the best curve of alveolus when adding cushiony spring atthe both sides.

在对螺旋轴机构进行受力分析的基础上，从滑块顺利通过齿槽交叉点的要求方面，对螺旋轴中间段齿槽和滑块的尺寸进行了参数优化分析；针对螺旋轴两端曲线齿槽反向段在高速工作时冲击大、磨损快的问题；从减少滑块在齿槽反向段运动的冲击方面，比较分析了圆弧、抛物线、三角函数等曲线作为螺旋轴齿槽反向段曲线的加速度，提出了较优的(来源：ABCab论bf文网www.abclunwen.com)反向段曲线。

Aiming at the disadvantage of mechanical press, this paper proposes a new slide driving structure and press control concept, in which the special positioning module control the position and speed of the slide, so that the slide motion can be discretionarily controlled, it makes the mechanical press produce a variety of workpieces of different technics and materials.

本文针对传统压力机的不足，提出了新的滑块驱动模式和压力机控制方案，并采用独立的定位模块对滑块的位置和速度进行控制，实现了滑块运动规律的任意调节，使机械压力机可适用于多种工艺和材质的加工。

Over the comparison between two kinds of applicable cases for mother and son sliding block in mold, the advantages of angle eject structure applied in mother and son sliding block is analyzed, so as to solve the application of similar kinds mold mother and son sliding block core.

通过对母子滑块在模具中两种应用案例的比较，分析斜顶结构在母子滑块中应用的优点，以达到解决同类模具母子滑块的抽芯应用问题。

The search and comparison of 58 possible slip bodies of the dam shoulder rock mass demonstrates that the governing block is located at the lower elevation.

对58个不同高程滑出的坝肩抗力体滑块的搜索分析表明，控制滑块为低高程滑块，在增设坝后排水的条件下，小湾坝肩静力稳定性可以满足规范要求。

It includes back, left spring, left sliding block, right sliding block, right spring and cylinder. They are formed stiffness changing mechanism in back. The left spring is set between the left vertical surface of the left sliding block and the left inner wall of the back. The right spring is right the opposite.

基座内的左弹簧、左滑块、圆柱、右滑块和右弹簧组成一个变刚度机构，左弹簧位于左滑块的左侧垂直面与基座的左侧内壁之间，右弹簧位于右滑块的右侧垂直面与基座的右侧内壁之间，圆柱居中地被左、右滑块的曲面所支撑。

The invention discloses a device for spreading machine docking with trucks, which consists of damping mechanisms installed on both side between the spreading machine and the roller; the damping mechanism consists of side plate 1, sliding block 2, flexible element 3, and shaft 4, the flexible element 3 is sleeved on the shaft 4 of which one end linked with spreading machine and the other with sliding block 2, side plate is on upper section of sliding block 2 and fixed on the machine, lower section of sliding block is linked with roller.

本发明公开了一种摊铺机与卡车对接缓冲装置，它为设置于摊铺机机身前端与推滚之间的左、右各一副阻尼机构(10)；所述阻尼机构(10)包括端板(1)、滑块(2)、弹性元件(3)和轴(4)，弹性元件(3)套于轴(4)上，轴(4)的一端与推铺机机身(5)相连，滑块(2)与轴(4)的另一端相连，端板(1)位于滑块(2)上段之外，并固定于推铺机机身(5)上，滑块(2)的下段与推滚(6)相接。

He is the most remarkable man that I have ever known.

他是我知道的人中最值得注意的人。

Increased appearance of lymphocele was noticed in patients with diabetic nephropathy, congenital malformations of the urinary tract, and inflammatory diseases, including glomerulopathy and extraglomerular ones, after high-voltage radiotherapy and after removal of the renal graft.

经过高压放射疗法和切除移植肾后，在糖尿病肾病患者、泌尿系统先天性畸形患者和炎症患者身上发现淋巴囊肿有所增加，包括肾小球病和球外疾病等。