Stem the screw on the rear always fill in, to prevent the movement with filler.
阀杆的螺纹尾部始终在填料之上，防止运动时带出填料。
Ball screw using ball movement, so the starting torque is very small, does not appear sliding movement crawling phenomenon, so can ensure accurate micro feed.
滚珠丝杠利用的是滚珠运动，因此启动力矩极小，不会出现滑动运动那样的爬行现象，故而能保证实现精确的微进给。
Ball screw due to high movement efficiency, small heat, it can achieve high-speed feed (motion).
滚珠丝杠由于运动效率高、发热小，故可实现高速进给(运动)。
In the mechanical design of the system, screw pair drive is applied to achieve the up-and-down movement.
在该系统的机械设计，双螺杆驱动器是用于实现向上和向下运动。
Having analysed the features of the suspending-bearing and material movement in the screw conveyer, the author points out that the existing suspending bearing harshly results in blockage.
作者分析了螺旋输送机悬挂轴承及物料运动特点后，指出该轴承的存在是造成堵塞的重要原因。
Based on the screw theory, the first-order effect coefficient matrixes of a 3-upu parallel pyramid mechanism under initial position and movement along X-coordinate axis are established.
采用螺旋理论，首先分别建立了3 -UPU并联角台机构在初始位形下和沿x轴方向发生移动后的一阶影响系数矩阵。
The harmonic screw type valve is driven by the double wave harmonic screw. It can transform circle movement to line movement for the closing and opening of the valve.
谐波螺旋式阀门采用双波谐波螺旋传动，实现由圆周运动向直线运动的转化，实现阀门的启闭。
The reciprocating screw kneader working in a unique principle of revolutionary and reciprocal movement coexistence of the screw has an extensive application increasingly.
往复螺杆捏合机以螺杆既转动又往复运动的独特工作原理被广泛应用。
Based on the dynamics analysis of the screw rotor, the "by step check" interference detection program is developed and the movement interference under the state of loading is detected.
在螺杆转子动力学分析的基础上，编写了“单步检测”程序，检查了负载状态下的运动干涉情况。
Width Setting: Width setting is controlled by servomotor with ball screw and guide rails to make accuracy movement.
切卷定位系统：使用伺服马达控制高精度滚珠螺杆进行尺寸定位及使用线性滑轨承载刀座。定位动作精确平顺。
The back guy, the mooring rope, take the thing, to twist the screw even to turn around and so on the ground easy movement, appears in weightlessness outer space is slow and is slow.
拉线、系绳、取物、拧螺丝甚至转身等在地面轻而易举的动作，在失重的太空显得缓慢而迟钝。
With screw adjustment suppression system, precise movement and big adjustment range, are suitable for plenty of specification bottles.
螺杆调节压制机构，动作精神，调节范围大，可适应多种规格的瓶子。
Abstract: the system USES a gear reducer, drives the lead screw drive, And nut straight through mobile workbench movement.
摘要：本系统采用一级齿轮减速，带动丝杠传动，通过螺母的直线移动带动工作台运动。
This means that the 7/16" cap screw is secured down until the movement of the stem is restricted. check the clearance between the frame and the steering stem."
干这意味着，7 / 16“螺丝帽下的担保，直至运动受到限制。检查干间隙的框架和指导。
Screw pump Wells in accordance with the characteristics of the various parts of movement and energy losses, the establishment of a screw pump system efficiency analysis model well.
按照螺杆泵井各个部门运动独特之处及能量丧失环境，建立了螺杆泵井系统效率分析模子。
The utility model discloses novel screw telescopic chopsticks which are characterized in that the travelling hygienic chopsticks can extend and shrink by a rotatory movement.
旋转伸缩筷是通过旋转运动使旅游卫生筷能伸能缩的一项新设计。
Feed transmission: using AC servo motor to drive the precise ball screw sets that supported by special ball screw bearing, which improves the rigidity and precision of feed movement.
进给传动：三向进给均采用交流伺服电机驱动精密滚珠丝杆，专用丝杆轴承支承，提高了机床的进给运动刚性和精度。
Block installing Device without Axis:The installation of blocks adopts air cylinder to pull the core of axis to install the blocks. The horizontal adjustment adopts the movement of screw.
无轴装版机构：装版采用气缸，拉动芯轴进行装版，横向调节采用螺杆移动。
Ball screw system adopted to realize the horizontal movement of machine head; using step belt with steel wire core to realize the vertical movement of the machine head; high welding accuracy.
采用滚珠丝杠传动实现机头水平运动，及钢丝芯同步带传动实现机头垂直运动，焊接尺寸精度高；
Ball screw system adopted to realize the horizontal movement of machine head; using step belt with steel wire core to realize the vertical movement of the machine head; high welding accuracy.
采用滚珠丝杠传动实现机头水平运动，及钢丝芯同步带传动实现机头垂直运动，焊接尺寸精度高；
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