传动齿轮

Itis made up of a gearbox and moderate breeze gear wheel transmissionthat the MG400/900-3.3D type mining machine cuts the cuttingdepartment, cut the electrical machinery of cutting department andput to fix up horizontally in the rocker arm, the power that themotor outputs leans on a round of transmission of department ofgear wheel and planet round via the tertiary straight tooth, urgethe cylinder to rotate finally.

MG400/900-3.3D型采煤机截割部主要是由一个减速箱和四级齿轮传动组成，截割部电机放在摇臂内横向布置，电动机输出的动力经由三级直齿圆拄齿轮和行星轮系的传动，最后驱动滚筒旋转。

In the design of the cutting drum spread move , the exploitation keeps the general theory that wheel gear and planet wheel gear's constituting to decelerate a machine is a design. Designing to suit a deceleration machine which mows an usage, and will it and the mineral use electric motor to combine directly, simplifying to the cutting drum to spread to move a decoration.

在截割部传动设计中，利用直齿轮和行星齿轮组成减速器是设计的一般原理，设计出适合截割部使用的减速器，并将它和矿用电动机直接联结，简化了截割部的传动布置。

It is made up of amoderate breeze gear wheel transmission that the MG400/920-WD typemining machine cuts the cutting department, cut the electricalmachinery of cutting department and put to fix up horizontally inthe rocker arm, the power that the motor outputs leans on a roundof transmission of department of gear wheel and planet round viathe tertiary straight tooth, urge the cylinder to rotate finally.

MG400/920-WD 型采煤机截割部主要是由四级齿轮传动组成，截割部电机放在摇臂内横向布置，电动机输出的动力经由三级直齿圆柱齿轮和一级行星轮系的传动，最后驱动滚筒旋转。

This project is to carry out theoretical and experimental investigation for the worm helical gear drive, to gain the necessary knowledge and understanding of its mating characteristics and performance.

本课题正是对蜗杆斜齿轮传动进行理论分析和试验研究，以求对蜗杆斜齿轮传动有一个初步的认识和了解。

To enhance the bearing capacity of NGW gear drive, the optimal design has carried on the outside meshing gear drive dislodgement parameter.

为了提高NGW型行齿轮传动的承载能力，对外啮合齿轮传动变位参数进行了优化设计。

The academic studies and test research show that gear transmission with meshed medium belt is a new predominant type of gear transmission which has the disquisitive and applied prospect.

本文通过理论分析和台架试验研究，表明带式啮合介质齿轮传动是一种具有研究和应用前景的新型齿轮传动。

In this research, transmission error tests and analyses under center distance variations and different gear crossed angle for spur gear pairs are also performed and received substantial results.

本研究也分别进行了不同中心距对齿轮传动误差之影响实验及不同轴交角对齿轮传动误差之影响实验，亦已有具体结果。

In this dissertation, first, based on theory of cutting tooth about the gleason spiral bevel gear, the equation of meshing in the process of cutting tooth, the surface equation of generating gear as well as the general tooth surface equation of the double circular arc spiral bevel gear, using GB12759-1991 type of double circular arc gear as a basic gear profile, a three-dimension solid model of double circular arc spiral bevel gear which has the good adaptability was carried out by used of Unigraphics software;Second, by researching of the algorithm about contact and collision as well as various contact types based upon Contacting Finite Element Method, a foundation was laid for selecting the contact type in analyzing contact stress of double circular arc spiral bevel gearing;Finally, through the connection port of PARASOLID between UG software and ANSYS/LS-DYNA software, the three-dimension solid model of double circular arc spiral bevel gearing obtained above in UG was imported into ANSYS/LS-DYNA, a finite element analyzing about contact stress of double circular arc spiral bevel gearing was carried out by applying new loading method.

本文首先基于格利森弧齿锥齿轮加工原理及切齿啮合过程中的啮合方程、产形轮齿面方程以及双圆弧弧齿锥齿轮的齿面方程，选用GB12759-1991型双圆弧齿轮基本齿廓为基准齿形，利用Unigraphics软件的建模功能，绘制了有较好适应性的双圆弧弧齿锥齿轮传动三维实体模型。其次，描述了应用有限单元法进行实体接触与碰撞问题算法的公式，研究了有限元分析中的各种接触类型以及双圆弧弧齿锥齿轮接触应力分析中所选择接触类型的依据。最后，通过UG软件和ANSYS/LS-DYNA之间的PARASOLID接口工具包，将UG软件中得到的啮合齿轮模型导入ANSYS/LS-DYNA有限元分析软件，给出一种新的加载方法，进行了双圆弧弧齿锥齿轮传动的接触应力的有限元分析。

The clearance error of intermediate driving chain in the conventional main driving system and feed system influenced directly the working accuracy of NC machine tools.

传统的&电动机+皮带轮+速比齿轮&的主传动系统和&电动机+齿轮减速器&的进给系统，其中间传动链形成的间隙误差直接影响到机床的加工精度。

Based on the principle and characteristic of harmonic gear driving , researched the problem about the sharp increase of stress in short flexspline deformation.

从谐波齿轮传动的原理和特点出发，分析短筒谐波齿轮传动中短筒柔轮的变形力和应力急剧增加的问题。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。