To Solve Radius of Curvature on the Cam Profile with Translating Follower by Means of Substitute Equivalent Linkage Instead of Higher Pair 高副低代法求直动从动件盘形凸轮廓线的曲率半径
A Double-acting Hydraulic-mechanical Driving Press with Bi-bar Toggle Force Amplifier Based on Rolling Higher Pair 基于滚动高副的双边铰杆增力双向作用液压-机械复合传动压力机
The Research of the Non-contact Stress of Higher Pair Mechanism 机械高副机构的非赫兹接触应力精确计算研究
This would introduce more than one "higher pair". 这将引入一个以上的高副。
The results show that when disk's hardness is higher than pins ', 380 ℃ tempered disk/ original pin has the least wear rate, but the best friction pair is quench disk/ original pin at velocity for 1.33m/s. 结果表明:在盘比销硬时,具有最小磨损率的摩擦副组合为380℃回火盘/原始销,但速度在1.33m/s时的最佳配副为淬火盘/原始销;
Second, the interior water ships 'large-scale, specialized, and modernized development has bring forward higher request to the navigation environment, specially to the route condition, which is a pair of incisive contradiction to the existing route and to the hydraulic engineering structure. 其二,内河船舶大型化、专业化、现代化的发展对通航环境,特别是航道条件要求的提高与现有航道、水工建筑物的通航条件构成了一对尖锐的矛盾。
Differential and double brake-block overrunning speed clutch overcomes the shortcomings of low load-carrying capacity and poor stability of the higher pair overrunning speed clutch ( such as the roller one) and has the advantages of automatic adaptability, reliable working principle and novel structure. 具有自调自适应性的差动双制动块式超越离合器不仅克服了高副式(如滚柱式)超越离合器承载能力低、工作稳定性较差的缺陷,同时具有工作原理可靠及结构新颖的特点。
Discussions on numbers of constrain of a higher pair of pure rolling 纯滚动高付的约束数的探讨
Effect of Elastic Modulus on Lubrication of Sliding Higher Pair 材料弹性模量对滑动高副润滑性能的影响
Higher-Pair Rod Mechanism& A New Basic Mechanism 一种新的基本机构&高副杆机构
Overrunning clutch as output mechanism of pulse-type stepless transmission is friction roller-type mainly. Because roller and output shaft contact with a higher pair, surface of output shaft appears groove mark obviously when repeated driving. 脉动无级变速器的输出机构&超越离合器,目前主要是摩擦滚柱式超越离合器,由于滚柱与输出轴之间以高副接触,往复驱动下输出轴表面明显出现沟痕。
In this paper, the author has demonstrated and identified the second condition which is necessary to sufficient for the substitutional linkage of planar higher pair mechanism by means of mathematical method. 本文拟就平面机构高副低代必须满足的第二个条件用数学解析法加以证明与验证。
The analysis and synthesis of higher pair mechanisms by coordinate transformation theory 坐标变换方法在高副机构分析中的应用
Compatibility of an ordering of higher level with a valuation pair for a commutative ring 交换环上高层序与赋值对的相容性
It is a key in this paper to characterize the compatibility of an ordering of higher level with a valuation pair by means of the convexity of the valuation ring. 本文的关键是藉助于赋值环的凸性来刻划高层序与赋值对的相容性。
The traditional method of a higher pair replaced by lower pairs is proved to be able to guarantee the mechanism with higher pair and its equivalent lower pair mechanism have the same freedom, instantaneous velocity and instantaneous acceleration. 证明了机械原理中传统的高副低代方法可保证此高副机构和它的低副替代机构自由度不变、瞬时速度和瞬时加速度不变。
There was a higher frequency of extra pair paternity in bird populations with a lower band sharing coefficient. 在小卫星共有谱带系数较低的鸟类种群中,配偶外父亲的频次较高。
Higher order of continuity along the boundaries of surfaces is considered in the merging process. The approximate merging for a pair of adjacent B é zier surfaces can be directly carried out by using the method of this paper. 该方法在合并过程中,由于考虑了原Bézier曲面与合并Bézier曲面在边界达到高阶连续的情形,因此利用该方法可直接完成两相邻Bézier曲面的近似合并。
The procedure involved two consecutive PCRs, the first of which was performed at a higher annealing temperature that allowed amplification only by the external primer pair. 把两对引物同时加入PCR体系,第一轮PCR程序在较高的退火温度下进行,因此只有外部引物起作用。
The method creatively solved many difficult problems in the traditional design, such as varying proportion of the valve rocker and displacement in higher pair constraint, by using "Create Trace Spline", a function of ADAMS, and adding assistant components. 通过使用ADAMS的CreateTraceSpline功能和增加辅助构件的方法,解决配气凸轮设计中的变摇臂比和高副约束位移等问题;
Aiming at the characteristic of poor dynamic-power, additional dynamic load and speed fluctuation of the higher pair Overrunning Speed Clutch, we put forward a new lower-pair Differential and Double Brake-block Overrunning Speed Clutch, and introducing the process of its evolution. 针对目前广泛使用的高副式(如滚柱式)超越离合器承载能力低、工作稳定性较差的缺陷,介绍了新型低副差动双制动块式超越离合器的演化过程。
Abstract In higher pair plane transmission, it is important to determine the curvature radius of the member. 平面高副传动中,如何确定高副元素的曲率半径是一个很重要的问题。
Simulation results show that the proposed algorithm achieves a higher system capacity than both the random subcarrier pair selection and uniform power allocation scheme. 仿真结果表明,相对于随机中继子载波选择以及平均功率分配,该文算法与其它几种方法相比中继系统容量有较大提高。
Friction Coefficient of Sliding Higher Pair and Mechanical Efficiency of Worm Gearing 滑动高副的摩擦系数及蜗杆传动效率
Kinematic analysis is carried out for the first time on constant-breadth arc cam mechanisms with oscillating flat-faced follower by the method of replacing higher pair by lower pairs. 采用高副低代的方法,首次对平底摆动从动件等宽圆弧凸轮机构进行运动分析。
Due to small contact area, big contact stress etc. in the line-contact higher pair mechanisms, the issues related to its friction, wear and lubrication have been always paid high attention by scientific researchers. Many research achievements have been reached in relative field nationally and internationally. 线接触高副机构由于接触区小、接触应力大等原因,其摩擦、磨损和润滑等问题一直被广大科研工作者所重视,国内外在相关领域的研究取得不少成果。
The results show that three sets of prototype all have higher efficiency, double-disc cycloidal gearing can work well with larger axial loads, and can also adjusted the meshing clearance by adjusting the axial location of the meshing pair. 实验结果表明,三台减速器均具有高的传动效率,双圆盘摆线行星传动样机可以承受较大的轴向载荷,双圆盘锥形摆线行星传动通过调整啮合零件轴向位置可以调整啮合的间隙。