查询词典 machining

First, the definition, significance, research emphases and status of NC machining verification technology are introduced in this paper. Then the platform—ACIS for the development of verification system, including its development interface, data structure, main functions, features and the application in the system is introduced. And, we indicate in brief the correlative knowledge of NC machining and then discuss the definition of the machining environment of NC machining verification system as well as the way that the module has been developed. Finally, we describe how to make Help Files and the structure of the Help Files in the system.

本文首先对数控加工动态仿真技术的定义、意义、研究重点、研究状况进行了介绍；并介绍了可用于开发数控仿真系统的实体造型平台—— ACIS ，包括 ACIS 的开发接口、数据结构、主要功能与特色以及在数控仿真系统开发中的应用；然后通过简要介绍数控加工的一些相关知识，引出了数控仿真系统加工环境的定义与该模块的实现方法；最后讲述了帮助文件的制作以及该系统帮助文件的结构。

First, the definition, significance, research emphases and status of NC machining verification technology are introduced in this paper. Then the platform―ACIS for the development of verification system, including its development interface, data structure, main functions, features and the application in the system is introduced. And, we indicate in brief the correlative knowledge of NC machining and then discuss the definition of the machining environment of NC machining verification system as well as the way that the module has been developed. Finally, we describe how to make Help Files and the structure of the Help Files in the system.

摘要本文首先对数控加工动态仿真技术的定义、意义、研究重点、研究状况进行了介绍；并介绍了可用于开发数控仿真系统的实体造型平台――ACIS，包括ACIS的开发接口、数据结构、主要功能与特色以及在数控仿真系统开发中的应用；然后通过简要介绍数控加工的一些相关知识，引出了数控仿真系统加工环境的定义与该模块的实现方法；最后讲述了帮助文件的制作以及该系统帮助文件的结构。

Electrical discharge machining as a nontraditional machining method can machining any kind of electrical conductive material by pulsed discharge process which erodes electrode materials. Because of its processing quality independence of part shape and material mechanical properties such as hardness, strength and toughness, EDM becomes one kind of basilic machining means and is playing an important role in the field of modern manufacturing, especially in mould manufacturing industry.

电火花加工技术通过放电蚀除材料，实现对任意导电性材料加工，而不受材料硬度、强度、韧性等力学性能及形状的限制，成为制造技术领域中重要的加工手段，在现代制造领域，特别是模具制造领域占据着重要的地位。

This paper presented the research and exploration of mechanism and technics as well as the design of the magnetic circuit of this new compound machining, based on above, establishing the parameter model, meantime, analyzing influential effects on productivity of magnetic and EDM compound machining the holes through large numbers of experiments, including velcoity contrast experiments of pre-compound and after-compound machining with the change of current, velcoity contrast experiments of pre-compound and after-compound machining with the change of magnetic induction, velcoity contrast experiments of pre-compound and after-compound machining with the change of impulse width, experiments of the superficial roughness, experiments of the Electrode wastage, and intersectant experiments analysis as well as the change experiments of current waveforms. Through a number of experiments we analysed the influential effects of magnetic and EDM compound machining, compared the factors with EDM by oneself. A large of experiment records and deducibility have demonstrated that the productivity of magnetic and EDM compound machining is developed by 20%～400% than traditional EDM.

本论文对磁场电火花复合加工这种新的复合加工的机理、工艺和复合加工的磁路设计进行了研究和探索，在此基础上，建立了磁场电火花复合加工的参数模型，同时通过大量的随着电流变化磁场电火花复合前后加工速度对比实验、磁感应强度变化时的加工速度变化实验、随脉冲宽度变化的加工速度实验、表面粗糙度实验、电极损耗量实验、磁场电火花复合加工正交实验分析、电流波形变化等实验，实验分析了影响磁场电火花小孔加工效率的因素，并且跟单一的电火花加工中的影响因数进行了比较，大量的实验数据和理论推导证明磁场电火花复合加工比传统的单一电火花加工的效率提高了20％～400％左右。

In order to verify safety,efficiency and high quality of high-speed cutting machining,I d like to analyze the whole manufacturing process;from drawing up the steps of mould machining;taking rough machining,semi-finish machining and finish machining into account,and designing a reasonable machining scheme through emulation mode to meet the demand of high-speed cutting machining.

为了验证高速切削技术的安全、高效和高质量特性，从一个高速铣削加工任务开始，分析了高速加工模具工艺制订步骤，把粗加工、半精加工和精加工作为一个整体考虑，设计出合理的加工方案，通过仿真达到高速切削技术的要求，并通过实际加工，得出与传统工艺电火花线切割加工对比后的试验数据，论证了高速切削工艺的高效和经济性。

Aiming at the disadvantages of the present machining method of the propeller,such as lower machining precision and efficiency,needing more time of clamping and limited machining scope,a new machining method — the second order osculating machining method has been presented and used in the manufacture of the propeller ...

针对目前螺旋桨加工中存在的加工精度和效率较低、需多次装夹、适用范围有限等缺点，在分析螺旋桨桨叶曲面特征的基础上，提出了基于圆柱形刀具二阶密切加工螺旋桨的方法。

Aiming at the disadvantages of the present machining method of the propeller, such as lower machining precision and efficiency, needing more time of clamping and limited machining scope, a new machining method the second-order osculating machining method has been presented and used in the manufacture of the propeller by analyzing the curve surface characteristics of the marine propeller blade.

针对目前螺旋桨加工中存在的加工精度和效率较低、需多次装夹、适用范围有限等缺点，在分析螺旋桨桨叶曲面特征的基础上，提出了基于圆柱形刀具二阶密切加工螺旋桨的方法。

The dowel pin holes that were used for roughing this block on a magnet are also used to position the block on the rails for finish machining.

该柱销孔是用于粗加工这个区块上的磁铁也可用来块的位置上轨完成machining。

Based on analyzing performance of gear machining system and mechanism of machining error, the description method of machining error was presented for gear machine. According to the performance-driven design concept and generalized multi-body certainty theory, driven by gear machining error, machining error fine model and system integrated design method of CNC gear shaper was studied.

本文在分析齿轮加工机床的系统性能和加工误差产生机理的基础上，提出了加工误差描述方法；以&性能驱动设计&为基本理念，以齿轮加工误差为驱动，以广义确定性多体系统为理论基础，研究了数控插齿机加工误差精细分析和系统集成设计方法。

Hardware Department is equipped with large and medium-sized Japanese imports of close SODICK Shadi Ke MITSUBISHI Mitsubishi line and cutting machines, HARTFORD NC CNC MACHINING CENTER Machine Tools processing center, FINN-POWER, AMADA2510 computer CNC punch, AMADA close hydraulic folding beds, metal stamping with the Department of 110 T, 160T, 200T, 250T and 300 T Coaxial straight punch and precision of 4 deep-precision punching a total of 80, large and medium-sized China's beer Punch dozen teeth and set up automatic injector, dusting production lines and clean silk screen shop.

五金部配备有日本进口之紧密大中型SODICK沙迪克及MITSUBISHI三菱线割机、HARTFORD数控CNC MACHINING CENTER工作母机加工中心、FINN-POWER、AMADA2510电脑数控冲床、AMADA紧密油压折床，五金冲压部备有110T、160T、200T、250T及300T直轴式精密冲床及四柱深冲精密型冲床共80台，大中型中国制牙啤冲床数十台，并设全自动喷油、喷粉生产线及无尘丝印车间。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了