| 1. | Therefore , the examination of the manufacture errors has not real been solved 因而,蜗杆制造误差的检测一直没能真正解决。 |
| 2. | And the stochastic flaw has the influence on the bearing capacity , which can be considered , too 程序可考虑制造误差等引起的随机缺陷对结构承载力的影响。 |
| 3. | From j . peclenik ' s investigation , thermal errors accounts for 40 % - 70 % in the precision machining 根据调查统计表明,在精密加工中,热变形引起的制造误差,占总制造误差的40 70 。 |
| 4. | Following design , according to a safe and feasible procedure , sample of this micro - displacement stage is successfully produced in order to study performance of the mechanism after analyzing the error of process by finite element method 在设计出工作台具体结构后,应用有限元法分析了制造误差,制定了一套可靠的工艺方案,成功地制造出样机。 |
| 5. | The errors of mechanism which include errors of manufacturing components , assembling and controlling and the errors caused by temperature growth and elastic deformation of forced components affect directly the processing precision of virtual - axis machine tools 机构的误差直接影响虚拟轴机床的加工精度,机构误差包括构件制造误差、装配误差、控制误差和由温度变化和弹性变形引起的误差等。 |
| 6. | This paper analyses emphatically the position error and manufacture error of critical - angle prism the position error and aberration of object lens the position error and manufacture error of the polarization beam splitter the position error of the detector , and come out their relations 着重分析了临界角棱镜位置误差与制造误差;物镜的位置误差与像差;偏振分束棱镜的位置误差与制造误差;探测器的位置误差等对离焦误差信号的影响,并给出了理论曲线。 |
| 7. | By means of establishing mathematic model for the influence of synthetic accuracy of track of planar four - bar linkage affected by manufacturing error of bar length , the sensitive coefficient of manufacturing error of bar - length was deter mined and the law of influence on synthetic accuracy of track affected by manufacturing error of bar length was analyzed 摘要通过建立杆长制造误差对平面四杆机构轨迹综合精度影响的数学模型,确定了杆长制造误差的敏感系数,分析了杆长制造误差对轨迹综合精度的影响规律。 |
| 8. | At the same time , the possibility of using nonlinear optics in widening the detecting wave band of hartmann - shack wavefront sensor is exploringly discussed . adaptive optics guarantees the beam quality of laser projecting system . beam cleanup , atmospheric turbulence compensation and correction of any disturbance and fabrication error in the light way are required to promise a near diffraction beam , but normal adaptive optics system can only correction one of them 自适应光学进行光束大气传输波前畸变校正时,要求系统必须能进行光束净化和校正大气湍流造成的波前畸变,并且能够同时有效地克服发射系统制造误差、重力变形以及光路内部气体扰动的影响,得到接近衍射极限的输出激光光束。 |
| 9. | With the increasingly extensive application of the planar enveloping hourglass worm gearing , it becomes more important to rapid detection and high precision of the manufacture error . the surface of the planar enveloping worm gearing is complicate , and current domestic and international examination concerning its form generally is recur to the general three dimension measure apparatus or the special measure apparatus according to " the type of assemble " principle designed 由于平面包络环面蜗杆齿面比较复杂,其齿形、齿距、齿厚各不相等,因而关于它的制造误差检测也比较复杂。目前国内外关于其形面的检测一般是借助于通用三坐标测量机或按“装配式”检测原理(即测量状态与加工状态一致的原理)设计专用量仪进行的,一直没有十分成熟的专门产品问世。 |
| 10. | 1 . each kind of averaged load unit of planetary - gear transmission is described in this paper . equivalent error of the averaged load component of four - planet - gear transmission is analyzed for first time as well as the affection of the manufacturing error of elementary component to the displacement of the averaged load component 本文的主要研究工作有: 1 .对各种类型的均载机构进行了比较;首次分析了4行星轮机构的均载构件等效误差,分析了安装和制造误差及其对均载构件均载位移量的影响。 |