查询词典 speed box

Processing efficiency as a result of cutting-axis achieve the revitalization of planning released the equipment manufacturing industry to adjust exhaust turbocharger atc common faults and exclusion of high-speed cutting edge technology used in the blanking die in and outside the ring of rolling bearing fault diagnosis methods of the term commonly used brief summary of metal material factor in the quality of process performance aluminum water purification technology gap separating sub-micron technology the basic principles of rotary broaching the installation of the basic principles of positioning technology in the context of the characteristics of the engine crankshaft camshaft grinding high-speed implementation of the project highlights the emergence of diagnostic bearing cage diagnostic system 10 cases of preventive measures hardening die steel crack analysis of elastic deformation of the analysis error δφ maintenance and repair pneumatic tools processing tools prismatic conical shape when the surface of the workpiece form error ina sets of cylindrical sliding zgb200x220x180 ina sets of cylindrical sliding cylinder zgb180x200x180 ina zgb160x180x150 ina sets of cylindrical sliding sliding sliding cylinder zgb140x155x150 ina sets zgb120x135x120 ina sets of sets of cylindrical sliding zgb110x125x100 ina sets zgb100x115x100 ina cylindrical cylindrical sliding sliding sliding cylinder zgb90x105x80 ina sets zgb80x90x80 ina sets of sets of cylindrical sliding zgb70x80x70 cnc machine tools in general the structure of the spindle drive motor and the use of the exchange servo motor,the dc converter or to eliminate brush maintenance and high-speed electrical and mechanical constraints,through the belt driving the movement to the spindle,so that the spindle reaches a certain speed to achieve the stepless speed regulation,and consistent use of the speed signal converter to confirm the speed of the motor to achieve the directive,and then cutting into the knife,resulting in improved efficiency

摘 要：由于加工切削效率轴达到实习心得振兴数控机床实习心得发布装备制造业调整废气涡轮增压器常见故障及排除换刀高速切削技术的优势在冲裁模中废旧滚动轴承内外环设备故障诊断常用简易方法名词简介金属材料工艺性能铝材质量因素净化水处理技术空白亚微米分离技术回转拉削基本原理定位安装的基本原则特征技术产生的背景发动机曲轴凸轮轴的高速磨削加工五轴机实施中数控机床实习心得涌现诊断轴承保持架诊断系统预防措施10例模具钢淬火裂纹分析弹性变形误差δφ的分析维护及保养气动工具棱体成形车刀加工圆锥面工件时产生的形状误差 ina 圆柱滑动套 zgb200x五轴机x180 ina 圆柱滑动套数控机床实习心得180x200x180 ina 圆柱滑动套 zgb160x机床实习心得x150 ina 圆柱滑动套 zgb数控机床实习心得x155x150 ina 圆柱滑动套 zgb120x135x120 ina 圆柱滑动套 zgb110x125x100 ina 圆柱滑动套 zgb100x115x100 ina 圆柱滑动套 zgb90x105x80 ina 圆柱滑动套 zgb80x实习心得x80 ina 圆柱滑动套 zgb70x80x70 数控机床的主轴机床信息交流网结构一般采用交流电机和伺服电机，采用变频器或以消除直流电机电刷维护和高速限制，通过带传动把运动传给主轴，进而使主轴达到一定的转速来实现无级调速，同时利用变频器的速度一致信号来确认电动机达到了指令速度后，再进刀切削加工，从而提高了效率

We cannt get result on how to change course and speed to make collision avoidance, this can help little on collision avoidance decision.The article aims at the default on Radar simulator and implements the standard result on Radar simulator by making use of MCU.the main production is below:First, we calculate how to chang course and speed on the destine point by MCU. We get the new course and new speed on the destine point,we get the point to resume original course and speed, we get the distance and azimuth to resume original course and speed on given course and speed, the six essential: DCPA, TCPA, distance, azimuth,real speed and real course.

本论文针对当前雷达模拟器标绘训练中的不足，实现了利用单片机进行雷达模拟器标绘标准值的计算，主要成果有以下方面：首先，利用单片机计算得到了在预定点改变航向和改变航速的计算，求得预定点改向的新航向C_N和预定点变速的新速度V_N，恢复原航向和原航速的时机点的计算；在给定避碰的新航向、航速的条件下，计算出恢复原航向／航速的时机点H的距离R_H和方位θ_H；目标船的六要素，即DCPA、TCPA、距离R、方位θ、真航速V_T和真航向C_T。

In contrast, assembly of mobile hard disk, although the manufacturer can also install high-speed hard disk to your hard disk box, but due to the lack of synchronization control chip technology and can not interface with the hard drive to eliminate the bottleneck between the speed, so that assembly of a "high-speed mobile hard disk" can not truly reflect the advantages of high-speed hard drive, it is very easy because the interface with the speed difference between the hard disk, and there waiting for data transmission, data underrun issues.

反观组装移动硬盘，虽然其制造者也能将高速硬盘安装到硬盘盒中，但由于缺乏同步控制芯片技术而不能消除接口与硬盘速度之间的瓶颈，这样组装出来的"高速移动硬盘"并不能真正体现出高速硬盘的优势，倒是很容易因为接口与硬盘之间存在速度差，而出现数据传输等待、数据欠载等问题。

Researches show that the drive force characteristics of the electric tractor drive system based on series DC motor is close the ideal characteristics, the curves are concave, low speed with constant power, and high speed with constant torque; the electric tractor has large working speed under different shifts, but the extensive coincidence speed shows that the variable ratio of the gear is unreasonable; the maximum climbable gradient of this electric tractor is more than 30%, and does not need frequent shift when working for its extensive climbable gradient; there are many influence factors of continuous working time, which the more obvious factors are working speed and working load, the working time increases with the increase of the working speed and working load.2. Simulation researches on the drive characteristic of the electric tractor.

研究结果表明：基于串励直流电动机(来源：ABC21论文网www.abclunwen.com)的电动拖拉机电驱动系统的驱动力特性场接近理想驱动力特性场，其各挡下的驱动力特性是一组下凹的曲线，低速恒转矩，高速恒功率；同一行驶速度下所对应高挡驱动力大于低挡驱动力，这是由电机的调速特性决定的；电动拖拉机各个挡位下具有较广的稳定作业速度范围，但是各个挡位之间速度重合的范围较多，说明所用变速箱变速比与电动机匹配不合理；电动拖拉机最大爬坡度达到30%以上，并且各挡爬坡度变化范围较广，作业过程中不需要频繁换挡；影响电动拖拉机连续作业时间的因素较多，其中作业行驶速度和作业负荷影响最为明显，作业负荷越大，连续作业时间就越短，作业速度越快，连续作业时间就越短。2、电动拖拉机驱动特性仿真研究。

Regarding the speed along with the displacement even change's uniform non-uniform linear motion, its acceleration should define like this: At the unit displacement the speed change (the physics significance is: The speed along with the displacement change "the speed"), like this has:, the acceleration unit should be , Expression speed change which causes in proportion to as a result ,of the speed action of force.if the final velocity is 0, acts according to , namely .

对于速度随位移均匀变化的匀变速直-运动，它的加速度应该这样定义：在-位位移上速度的变化（物理意义是：-速度随位移变化的"快慢"），这样-有：，加速度的单位应该是，表示由于正比于速度的力作用而引起-速度的变化，其中。如果末速度为0，则根据，即。

The main research content is: Using the experimental of cutting force and roughness of high speed face milling cutter and high speed end milling cutter mill aluminium alloy and cast iron, analyze the rules of the high speed milling velocity, feed rate per tooth, milling depth and milling width to high speed processing. Use multiple linear regression method, set up surface roughness and the cutting force fluctuation models. Certify the regression model notability, and provide a reliable guarantee for the accuracy of function optimization. Based on the targets of productivity, manufacturing cost, surface roughness, cutting force fluctuation optimization model, according to research of the high speed milling parameters selecting restrict of work piece, machine, tool and safety, set up high speed milling parameters multi-object optimization system.

本文以已有的高速铣削机理及高速刀具技术研究成果为基础，结合高速铣削试验，进行了基于遗传算法的高速铣削参数优化研究与系统开发，主要的研究内容为：通过高速面铣刀和高速立铣刀加工铝合金和铸铁等材料的切削力和表面粗糙度试验，进行了铣削速度、每齿进给量、铣削深度和铣削宽度对高速铣削加工过程影响的研究；采用多元线形回归的方法，建立了切削力及其振幅和表面粗糙度模型，并对模型的显著性进行验证，为高速铣削参数优化模型的建立奠定了基础。

At 135 mm depth and 0.28 m/sec speed, the biomimetic furrow opener surface with UHMWPE tubular ridges recorded 0.62 kN and 0.17 kW, while at 135 mm depth and 0.92 m/sec speed, the values were 0.91 kN and 0.82 kW. The experimental values of resistance force and power for the conventional surface furrow opener at 100 mm depth, and 0.28 m/sec speed were 0.72 kN and 0.20 kW, while at 100 mm depth and 0.92 m/sec speed, the values were 1.11 kN and 1.0 kW. At 135 mm depth and 0.28 m/sec speed, the conventional surface furrow opener recorded 0.93 kN and 0.25 kW, while at 135 mm depth and 0.92 m/sec speed, the values were 1.50 kN and 1.35 kW.

试验测试结果：当耕深100 mm和耕作速度0.28 m/sec时，实测的普通开沟器的土壤阻力和动力消耗分别为0.72kN和0.20kW；当耕深100 mm和耕作速度0.92 m/sec时，实测的普通开沟器的土壤阻力和动力消耗分别为1.11kN 和1.0kW；当耕深135 mm和耕作速度0.28 m/sec时，实测的普通开沟器的土壤阻力和动力消耗分别为0.93kN和0.25kW；而当耕深135 mm和耕作速度0.92 m/sec时，实测的普通表面开沟器的土壤阻力和动力消耗分别为1.5kN和1.35kW。

China's railway is developing along with the society's development, from coal as the driven power to electricity, from ballasted track to Non-ballasted track, from low-speed to high-speed , China's railway has undergone earth-shaking changes, and now the construction of high-speed railway leads to the takeoff of China's economic and social , Although high-speed railway in China start late , but have a high starting point, and developed very quickly, through introducing foreign core technology, digestion, absorption and re-innovation ,we owned the ability to build the high-speed railway, and ushered into a new era of high-speed railway construction.

我国的铁路随着社会的发展而发展，从以煤为动力到以电力直接带动，从有砟到无砟，从低速到高速，我国的铁路发生了翻天覆地的变化，而如今高速铁路的建设正在引领我国经济社会的腾飞，我国高速铁路虽起步晚，但起点高、发展快，通过引进国外核心技术、消化吸收再创新，初步具备了建设高速铁路的能力，迎来了我国高速铁路建设新时代。

In recent years, the company has successfully developed some special production lines for manufacturing ordinary batteries, namely, D size, Size C, and Size AA. Now running in the workshop is another assembly line for carbon rod processing machinery. For the past decade, it has introduced most advanced manufacturing techniques and control techniques from abroad, and therefore it has managed to develop automated machines for producing alkaline batteries. The automatic assembly lines that it possesses are: Lines LR6 and LR03 for 200 cells per minute, 300 cells per minute, 400 cells per minute, 600 cells per minute and 1000 cells per minute, Lines LR20, LR14 and LR61 for 150 cells per minute and 300 cells per minute. Powder spraying conducting film, machines for negative electrode calamine cream, diaphragm machines with a speed of 30 cells per minute; negative electrode electric welding machines with a speed of 200-300 cells per minute; current collector assembling machines with a speed of 200-400 cells per minute; battery tray fillers with a speed of 200-400 cells per minute, insulating ring assembling machines with a speed of 300 cells per minute; electroscope machines, 4-cell furling machines with a speed of 300 cells per minute.

公司先后开发了普通电池生产线：一号、二号、五号电池流水线和普通碳棒加工机械，特别是近十年来公司吸收并消化了国外最先进的生产工艺、控制技术，研制开发了国内最先进的自动化碱性电池机械，有200只/分钟、300只/分钟、400只/分钟、600只/分钟、1000只/分钟的LR6、LR03电池自动化生产流水线；有150只/分钟、300只/分钟的LR20、LR14、LR61电池生产线；有正极拌粉系统喷导电膜设备、负极拌锌膏；有30只/分钟的卷隔膜套机，200-300只/分钟负极钉高速点焊机，200-400只/分钟的集电体高速组装机，200-400只/分钟的电池装盘机，300只/分钟的绝缘圈组装机，300只/分钟的验电机和四节缩机等。

Company's main products are :16-24 high-speed wire and cable knitting machines ,9-33 Biandai speed in the weaving machine ,8-48 medium-speed circular knitting machines with 8-48 medium-speed wire knitting machines, 3-145 ordinary Biandai weaving machines ,8-148 ordinary round with knitting machines, 3 -- 53 Shoes straw loom, long lines Rao charter, 4-10 line of electronic and high-speed machines, automatic single, double-headed lines and high-speed machines, multi-line automatic Shoufang weaving machine unit, the first rolling machine shoelace , Goubian machines, machine lace, jacquard weaving machines and accessories, spindle, the yarn, the pressure deduction, such as falling round.

公司主要产品有：16-24锭高速电线电缆编织机、9-33锭中速扁带编织机、8-48锭中速圆带编织机、8-48锭中速电线编织机、3-145锭普通扁带编织机、8-148锭普通圆带编织机、3-53锭鞋材草编织机、多头线饶包机、4-10头电子高速并线机、全自动单头、双头高速并线机、多种自动收放线编织机机组、鞋带轧头机、钩编机、花边机、提花机及编织机配件、锭子、纱管、压扣、轮坠等。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。