拖板

首先分析了大型工件超长平面铣钻专用机床床身大梁与拖板的结构及受力情况，引入ANSYS单元库中的实体单元建立了床身大梁与拖板的有限元模型。

Firstly , the structure and stress state of machine body cross-beam and carriage of milling and drilling machine tool for maching large-sized workpiece with overlength plane are introduced , the finite model of cross-beam of machine body and carriage are built using the solid element in ANSYS .

当工件旋转时，拖板送进刀具。

The carriage feeds the tool while the workpiece rotates .

基于Pro/MECHANICA的机床拖板有限元模态分析

Finite Element Modality Analysis of Slide-seats by Using Pro / MECHANICA

平面磨床拖板燕尾导轨专用铣床的设计

Design of Special Purpose Milling Machine for Dovetailed Way of Tool Carriage

辅助螺纹抽芯拖板机构在模具中的应用

Application of dragging plate mechanism in screw thread core pulling of mould

在齿轮箱总成的后面，设置有罩壳拖板总成。

The encloser trailing bar assembly is arranged behind the gear case assembly .

拖板是切削刀在需要的进料装置方向的机制。

The carriage is the mechanism feeding the cutter in the needed direction .

深孔钻镗床授油器拖板传动系统的分析计算

Analysis and Calculation of Coolant Supply Saddle Driving System of Deep Hole Drilling & Boring Machine

卧式床身是基础构件，用来支承床头箱、尾座和拖板。

The horizontal bed is the foundation member which supports the headstock , tailstock , and carriage .

湖南水田耕整机关键部件优化设计与优化配置研究拖板式耕耘机（沟播前整地用）

Research on Optimal Design of Crucial Parts of the Paddy Field Plough-and-Harrow Cultivator and Optimal Equipment in Hunan ;

通过工件旋转以及拖板沿车床床身运动所产生的柱面：这一工序称为外圆车削。

By rotating the workpiece along Lathe products and the movement of Turning cylindrical : this process is called .

根据收割作物要求调整切割器两侧割茬调整拖板，达到理想割茬高度。

Adjust the stubble adjusting plate alongside the cutter according to the requirement of harvesting plant to the perfect stubble height .

磨削砂轮安装在拖板系统上，拖板的间歇往复运动由一种在滑块上开有长槽的曲柄滑块机构实现，可满足工作转盘转位时，拖板停歇；

Intermittent and reciprocating motion of the dragging plate system is realized by making long siol in slider of crank block .

丝杆旋转一圈，大拖板就行进等于丝杆节距的一段距离。

When the lead screw rotates a single revolution , the carriage travels a distance equal to the pitch of the lead screw .

在模态分析中列出了床身大梁与拖板的前十阶模态频率、振幅与振型，分析了结构的动态特性。

In modal analysis , the first-ten-step frequencies , amplitudes of vibration and vibration modes are listed , then we analysis its dynamic characteristics .

购置多付拖板可分别安装磨头、铣头、刀架，便于对刀准确，方便使用。

If customer purchase few sets of saddles , grounding head , milling head , tool holder can be installed with them respectivelyformore convenience .

最常见的车床形式是以图解方式显示的六角车床，它由一个支承床头箱、拖板和六角刀架的水平床身组成。

The most common form of lathe is the turret lathe it consists of a horizontal bed supporting the headstock , the carriage and the turret .

如前所述，当依靠驱动大拖板的丝杆切削螺纹时轴向进给是自动产生的。

As previously mentioned , the axial feed is automatically generated when cutting a thread by means of the lead screw , which drives the carriage .

在这种场合下要遵循的步骤是将横向滑板完全脱离大拖板，然后通过锥面车削附加装置进行引导。

The procedure followed in such cases involves complete disengagement of the cross slide from the carriage , which is then guided by the taper-turning attachment .

在端面车削操作中，进给由横向滑板提供，而切削深度则通过大拖板或复式刀架控制。

During a facing operation , feed is provided by the cross slide , whereas the depth of cut is controlled by the carriage or compound rest .

汽车音响，陕西电动牵引车可配置遮阳帘或者透明遮雨帘，全天侯使用，陕西电动牵引车可定做牵引车拖板。

The automobile sound , may dispose the visor curtain or obstruct the rain curtain transparently , all-weather uses , may make to order the trailer tractor carriage .

钻杆由钻杆夹头夹持，由钻杆导向装置支撑引导，由车床大拖板带动实现进给运动。

The drilling bar is clamped by a holder , supported by a guiding unit , and the feeding motion is realized by the saddle of the lathe .

大拖板与滑动导轨接触的两端面要密封好，绝对防止硬质颗粒状的异物进入滑动面损伤导轨。

And the extension units at both ends of the sliding contact surface Guide to seal well , absolutely rigid Coarse prevent the entry of foreign matter sliding surface damage Guide .

本文对数字式予选油缸在设计、制造和调正方面提供了经验，并对数字式予选油缸在车床纵横拖板上的应用作了初步探讨。

The paper describes the experience concerning with the designing manufacturing and the adjustment of digital preselection cylinder and the preliminary study of the application of the cylinder to lathe , saddles and carriages .

通过对饮水机过滤盖的结构分析，指出了该产品模具设计中常出现的问题，并有针对性地设计了一种采用拖板机构辅助螺纹抽芯的模具结构。

Some common problems occurred in design of die for filter-lid in water fountain was an ˉ alyzed and a new die with dragging plate mechanism to assist screw thread core pulling was de ˉ veloped .

针对现有机床爬行的评价指标，提出一些新的看法和新的指标，文中列出了按新的指标，采用计算机辅助检测系统，检测车床拖板运动的爬行图形和数据结果。

New ideas and indexes are presented to improve existing indexes for estimating stick-slip of machine tool . Based on new indexes , stick-slip curve of lathe carriage movement and result data by computer aided measurement system arc given .

然后，定义模型中各构件之间的约束，定义拖板与床身导轨之间的接触力，施加载荷，定义仿真时间和步长。

Then , the constraints among parts of the models are defined , the contact forces between the carriage and the machine-body guide way are defined , load is imposed on the models , simulation time and steps are defined .