查询词典 entrenching tool

The design of the device using NC Lathe CA6240 control, part of the main transmission system using AC spindle motor and graded by the pulley driven spindle gearbox, through the inverter and gearbox to achieve sub; Feed System used by stepper motor driven ball screw slowdown after campaign vertical feed system through a gear after the ball screw drive, in the horizontal feed system through two gear-driven ball screw; Tool to automatically transfer tool carrier (4-position), thus achieving automatic tool change; by MCS-51 series 8051 data to be dealt with.

本设计利用数控装置对CA6240普通车床进行控制，主传动系统部分采用交流调频主轴电动机经带轮及分级齿轮变速箱驱动主轴，通过变频器和齿轮变速箱实现分段无级变速；进给系统采用步进电机通过减速后驱动滚珠丝杠运动，在纵向进给系统中通过一级齿轮减速后驱动滚珠丝杠，在横向进给系统中通过二级齿轮减速驱动滚珠丝杠；刀架改为自动转位刀架从而实现自动换刀；通过MCS-51系列8051单片机对数据进行计算处理，由I/O接口输出步进脉冲信号控制进给速度和行程；为了保持切削螺纹的功能，要在主轴外端或其它适当部位装上脉冲发生器；将车床的手动尾座改造成为可控电动尾座。

The finite element model was established according as the material and structure of tool, load was used as three way cutting force of blade, tool petiole as fixed bracket, then, distortion and stress distributing of tool haulm was computed.

其刀具刚度有限元模型根据刀杆的材料和结构建立，载荷为刃口的三向切削力，刀具柄部约束为固支，通过求解刀杆的变形及应力分布，优化设计出满足加工要求的高刚性刀具。

Taken the three dimensional shining metal combination machine tool as an object of study in the paper,the main structure and motion form have been discussed and the work process and control requirement of machine tool have been analyzed,the movement cycle diagram of machine tool and the motion table of hydraulic pressure component have been given.Then the control system design based on PLC has been proposed,the I/O address table has been listed and the hardware and software of the control system has been de...

文章以三面铣组合机床为研究对象，通过对主要结构和运动形式的探究以及对机床的工作过程和控制要求分析，给出了机床动作循环图、液压元件动作表；并采用PLC控制系统的设计方法，列出了I/O地址分配表，进行了软硬件设计，绘制了 PLC的外部接线图和单循环自动工作流程图及其说明；实验运行结果表明，将PLC技术应用于三面铣组合机床具有整体技术及经济效益。

In order to evaluate each performance index of a numerical control machine tool, the comprehensive performance evaluation index system of a numerical control machine tool was established, and the performance index weight coefficient of the numerical control machine tool was determined by using the 1-9 scale law in the analytic hierarchy process.

为了全面评价数控机床的各项性能指标，建立了研究数控机床综合性能的评价指标体系，采用层次分析法中的1～9标度法确定了数控机床各项性能指标的权重系数。

Enter 2008, sina game is force of the elite below gather banner more, thick the function that accumulated thin hair to roll out pains research and development several years is more comprehensive the interface is more affable the network game edge tool with more concise operation: Muti_function network game assists tool UTGame , UTG regards the most professional, function as game of the most formidable network auxiliary tool, not only acceded the speech communication function with its predecessor powerful UT and stable communication environment, and have a net to swim at the same time a variety of powerful functions such as download of resource of inquiry, rich to battle platform, instant strategy game.

进入到2008年，新浪游戏更是集合旗下精英力量，厚积薄发推出了苦心研发数年的功能更全面界面更友善操作更简洁的网络游戏利器：多功能网络游戏辅助工具UTGame，UTG作为最专业、功能最强大网络游戏辅助工具，不但继续了其前身UT强大的语音通讯功能及稳定的通讯环境，而且同时拥有网游对战平台、即时攻略查询、丰富游戏资源下载等多种强大功能。

Its main products include pulling tool, spring tester, measuring tool, image measuring apparatus, load curve measuring tool and paper tape punch, and other instruments.

公司主要销售有拉力计、弹簧测试仪、量具、影像测量仪、荷重曲线仪及纸带机等仪器设备。

Li character cutting tool factory production operation big Li sign manual cutting tool: Cut the knife for scraping hides, PVC to shear the cloth knife, the even knife for scraping hides, to shear the knife for scraping hides, the scissors, the burr, the thimble, nail fur Qian, the nail skin to open, begins in 1995, obtained the customer high praise by the sharp durable cutting tool quality!

产品信息：裁皮刀；平皮刀；pvc布刀；割布刀；磨石；剪刀；钉皮钳；钉皮起；快刀；笨刀；五金；刀具；皮草刀具；皮匠刀；皮草加工用具；企业介绍：李字刀具厂生产经营大李牌手工刀具：裁皮刀、PVC割布刀、平皮刀（笨刀、割皮刀、织地毯刀、剪刀、磨石、顶针、扁嘴钳、起钉器，始于1995年，以锋利耐用的刀具质量得到了客户的好评！

The main products are: turning tool, milling cutter, hole processing tool roll pressure tools, machine tool accessories, boring-type CNC milling toolholder, carbide measuring.

主要产品有：车削刀具，铣削刀具，孔加工工具，滚压工具，机床附件，镗铣类数控刀柄，硬质合金量具。

Then introduce how to choice machine, machine tool, toolholder, balance tool, tool safety, cutting parameter and cooling.4 Grouping clamp is one of the most important in the grouping technology. The grouping clam influences the effect of grouping technology. Author analyses the characteristic of designing grouping clam.5 The result has applied to the works, it validates the correctness of research.

在本文中从机床选取、刀具选取、刀具夹紧方式的选取、刀具动平衡、刀具安全性、切削用量的选取以及冷却技术等方面进行介绍。4、成组夹具是实现成组加工的有利保证，夹具的好坏直接关系到成组加工效果，本文分析了成组夹具设计特点，介绍一种孔加工成组夹具。5、以上成果已应用到生产中去，取得了显著效果，验证了研究的正确性。

In Carbide Tool, Swiss enterprises have introduced a processing center coordinates MIKRON 5, Germany WENDT NC grinder, and other key peripheral equipment, numerical control machine tools to set up as the main tool to transfer production lines, can become the high-precision complex Transposition of the important tool manufacturer.

在硬质合金刀具方面，企业先后引进了瑞士MIKRON五座标加工中心、德国WENDT数控周边磨床等关键设备，建立了以数控机床为主体的可转位刀具生产线，成为国内高精度复杂可转位刀具的重要生产厂家。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48