Mould spores, pollen, radon, carbon monoxide and dander all lurk within homes, seeping through cracks in walls and floorboards, brought in on clothing or produced by wood burners, gas hobs and detergents used in cleaning. 霉菌孢子、花粉粒、氡、一氧化碳以及头皮屑都潜伏在家中,或从墙体和地板的裂缝渗出,或由衣物带入,或来自燃烧木头的火炉、燃气炉和清洁时使用的洗涤剂。
Radl found hobs end on the map and examined it in conjunction with the photos. 拉德尔在地图上找到霍布斯岬后,就参考着照片研究起来。
Research of Realizing the Automatic Measurement of Gear Hobs Based on CNC Gear Measuring Center 基于CNC齿轮测量中心的齿轮滚刀自动测量研究
To solve the problem of inline measuring hobs with bigger modulus in practice production, an inline measuring system for the circular pitch error of hobs is introduced. 为了解决实际生产中大模数滚刀的在线测量,提出一种滚刀容屑槽周节误差测量系统。
The algorithm and formulas to determine the size of tip relief modification of pre shaving gear hobs are put forward. A principle to determine the lead width of tooth roots is also presented. 给出了剃前齿轮滚刀修缘尺寸的计算方法和计算公式,并对滚刀齿根的齿间槽宽提出了更为合理的判断原则。
Special worm gear hobs with circular tooth, double pitch and involute etc, can also be ordered. 圆弧齿、双螺距、渐开线等特殊蜗轮滚刀也可以订货。
Research on the Method of Accurate Relief Grinding for Making Gear Hobs 齿轮滚刀齿侧面精密铲磨的方法研究
With the application of solid hobs with multi-grooves, gear machining technology come up to a new level. 整体多槽滚刀的应用,代表齿轮加工技术上升到了一个新水平。
Discussion of Profiling Theory& Design Method of Gear Hobs 齿轮滚刀齿形造形理论及设计方法的探讨
The method of choosing and applying replacement gear hobs for roughing gears is introduced. The reason of errors caused by the replacement gear hob is analyzed, and the calculating formulas of error values are given. 介绍了粗加工齿轮时代用滚刀的选用方法,分析了代用滚刀引起误差的原因,并给出了误差值的计算公式。
The CAD method of watch gear hobs is introduced. The built up, flow diagram and key technology of the CAD system are discussed, and an applying example is given. 介绍了钟表齿轮滚刀齿形的计算机辅助优化设计方法,论述了CAD系统构成、程序框图和关键技术,并给出了设计实例。
The design method for hobs used to machine helical lobe compressor rotors with sharp point profile is put forward. 提出了具有尖点廓形的螺杆压缩机转子滚刀的设计方法,以解决小型螺杆转子的滚削加工问题。
This paper explains technically meaning of the term "scraping of hard tooth surface" and its economic benefit, gives the emphasis on the technical features and scraping performance of various hard alloy scraping hobs developed in this country. 论述了硬齿面刮削的技术含意及其经济效益,重点介绍了我国研制的各种硬质合金刮削滚刀的技术特征和刮削性能。
This system can optimize the parameter of gears, check relief grinding of tooth back automatically and design the gear hobs rapidly and reliably. 该系统可优化滚刀设计参数,自动校核齿背铲磨,实现齿轮刀具快速可靠的设计。
Study on the Design Mechanism of Spiral Paper-cutting Hobs 螺旋式切纸滚刀设计机理研究
Solid Edge-based Accurate Design and Manufacture of edge shape of Cutters Used to Machine Sprocket Wheel Hobs 基于Solidedge的链轮滚刀加工刀具刃形的精确设计与加工
This paper gives a calculating method of the error of rectangle spline hob profile designed on the theory of plane engagement, with the errors of some hobs calculated. 此文给出了按平面啮合原理设计矩形花键滚刀齿形的误差计算方法,并计算了几种规格的滚刀的齿形误差。
Study on the CAD system of rectangular spline hobs 矩形花键滚刀CAD系统的研究
This article uses Taylor Progression to figure out the approximate formula of the forming errors of Archimedes gear hobs. 利用泰勒级数导出了阿基米德齿轮滚刀造形误差的近似公式。
The CAD system for gears hobs is developed by means of AutoCAD VBA, MFC and the database management technique. 应用开发工具AUTOCADVBA、MFC的对话框以及数据库管理技术,开发了齿轮滚刀CAD系统。
A CAD/ CAM system of gear hobs for enterprises is developed by using the integrated design method. The constitution of the system, functions of modules and principle of the process design module are introduced. 采用集成化设计方法开发了面向企业的齿轮滚刀CAD/CAM系统,介绍了系统构成、模块功能及工艺设计模块工作原理。
By making slight changes the programme can be used for different shapes of teeth on spline hobs. 程序稍加改进,还可用于不同齿形的花键滚刀。
CAD/ CAM System of Gear Hobs for Enterprises 面向企业的齿轮滚刀CAD/CAM系统
A new type of paper-cutting hobs has been designed by analytic means. 采用解析法设计了一种新型的切纸滚刀,应用于卷烟生产中对水松纸的切割。
The author has also built a geometry model of the hobs with CAD software and carried out movement imitation in the virtual environment to simulate the movement and interference instance. 利用CAD软件建立了滚刀的几何模型,并进行了运动仿真,模拟其在工作过程中的运动及干涉情况。
Some problems that have been solved in drawing the hobs are discussed mainly in the article. 着重讨论了该系统在滚刀工作图绘制中所解决的几个问题。
High speed bobbing with carbide hobs is a high production method. 采用硬质合金滚刀进行高速滚齿是一种高生产率的加工方法。
At present, types of the cutters commonly include disc-type cutters and gear hobs. 目前转子常用的加工刀具有盘形刀具和滚刀。
The problems about tooth profile precision of gear hobs caused by the current profiling theory and approximate design method of gear hobs are analyzed. A new method for designing the hob's tooth profile& multi parameter optimum designing method is presented. 分析了现行齿轮滚刀齿形造形理论及近似设计方法引起的滚刀齿形精度问题,提出一种齿轮滚刀齿形设计新方案&多参数优化齿形设计方法。
The gear hobs always have errors because of the manufacture and installation. 由于制造与安装等方面的原因,实际齿轮滚刀总是存在着误差。