刀盘

Analyse the tooth geometry of Klingelnberg Cyclo-Palloid spiral bevel gear.,according to the relative position and kinematic relation of the cutter heads,virtual crown gear and the processed wheel blank,established the system of coordinates of the gear cutting, dedcuced the tooth face equation of the virtual crown gear, according to relations of the gear cutting and space theory of engagement, deduced the tooth face equation of klingelnberg Cyclo-Palloid spiral bevel gear, and drawing the three-dimensional graphs of the virutal crown gear and Klingelnberg Cyclo-Palloid spiral bevel gear according to the design and setting parameters.

根据铣齿加工中刀盘、摇台和轮坯的相对位置和相对运动关系建立了切齿啮合坐标系，由矢量的旋转推导了产形轮齿面方程；根据空间啮合原理和切齿啮合关系推导了被加工齿轮的齿面方程；由设计参数和铣齿调整参数计算得到齿面离散数据，绘制了产形轮和摆线齿锥齿轮的三维齿形。

Theoretical equations by analyzing earth pressure balance shield cutterhead′s cutting the ground are deduced and the numerical model is set up.

通过对土压平衡盾构掘进机刀盘切削土体进行理论分析，建立数学模型，得出相应计算公式。

Shield machine ; Cutterhead ; Large deformation ; Fluid-solid-interaction ; Parallel computing ; Domain decomposition

盾构机；刀盘；大变形；流固耦合；并行计算；区域分解

As tunneling and cutting equipment of a shield machine ,the cutterhead can excavate stratum,stabilize excavation face,mix soil slag, etc.

刀盘是机械化盾构机的掘削机构，具有开挖地层、稳定开挖面、搅拌渣土等功能，并承受大扭矩、大推力和冲击载荷的作用，其工作状况非常恶劣。

Derived from Mindlin solution, the deformation formula induced by torque between cutterhead and soil is obtained by integration and coordinate transformation, which leads to the total deformation formula induced by shield tunneling.

基于盾构施工过程，利用弹性力学Mindlin解，通过坐标变换经积分推导刀盘与土体之间摩擦力所引起的地面变形计算公式，并得到盾构施工引起的总地面变形计算公式。

Shield tunnelling machine;composite strata;nonlinearity;cutterhead driving torque;stall

盾构机；复合地层；非线性；刀盘驱动转矩；堵转

The AVN2440DS shield machine consists of cutterhead driving system, thrust system, guidance system, segment erection system, grease injection system, main bearing lubrication system, slurry feed and return system, simultaneous grouting system, segment delivery and hoisting system and backup gantries.

AVN2440DS泥水平衡盾构机主要由刀盘驱动、推进、导向、管片拼装、盾尾注脂、主轴承油脂润滑、进排浆系统、同步注浆以及附加接管器、管片吊运、后配套拖车等系统组成。

The AVN2440DS shield machine consists of cutterhead driving system, thrust system, guidance system, segment erection system, grease injection system, main bearing lubrication system, slurry feed and return system, simultaneous grouting system, segment delivery and hoisting system and back-up gantries.

文章摘要： AVN2440DS泥水平衡盾构机主要由刀盘驱动、推进、导向、管片拼装、盾尾注脂、主轴承油脂润滑、进排浆系统、同步注浆以及附加接管器、管片吊运、后配套拖车等系统组成。

Therefore, the coordination system that fixed on the medium gear and the cutter was introduced.

为此，引入产形齿条固连坐标系和刀盘固连坐标系。

Structure design and control method of the cutter body system are the main problems in producing shield driven by hydraulic cylinder directly, in-depth and systemic research about these important probl.

刀盘系统的结构设计及其控制方式的研究是液压缸直接驱动盾构研制所必须解决的关键问题，本文围绕这些关键问题进行了深入的系统的研究。

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。