查询词典 tongs

The air cylinder jacket is an important spare part of the engine, it is usually produced by the flowing water line in batches, the precise of it"s production is very high.Generally specified equipments,tongs and cutting tools are adopted in it"s production,So in the course of the development of the air cylinder jackets CAPP, specified equipments, tongs and cutting tools must be considered.

气缸套是发动机的重要零件，其生产通常是采用流水线批量进行的，气缸套零件的加工精度高，工艺过程复杂，在生产过程中通常采用专用的设备，夹具和刀具，因此气缸套CAPP系统必须考虑生产过程中采用的设备、夹具和刀具。

This text is divided into seven greatest parts totally, the first part is the analysises of the combined part of technic and construction; The second part is a coordination to combined part project design;The third part is the project reasoning of the assemble tongs, synthesizing the consideration with the economic angle and the technique,choice a reasonable and oecumenical design project of the assemble tongs;The fourth part is design of assemble tongs for combined part, primarily discussing the choice of framework、localizer and clamp;The fifth part is the instruction of assemble tongs in the combined part assemble;The sixth part is the instruction of technique term and actual technique problems handles in the design; The seventh part is the design of the

本文共分七大部分，第一部分是组合件的结构及工艺性分析；第二部分是组合件的协调方案设计；第三部分是组合件装配型架的方案论证，从技术和经济角度综合考虑，选择合理、经济的型架设计方案；第四部分是组合件的装配型架设计，主要论述了骨架，定位件和夹紧件的选择；第五部分是介绍了组合件装配型架的安装；第六部分是组合件装配型架的设计技术条件及实际技术问题的处理；第七部分钣金件加工设计。

Power Tongs and Torque Turns Load Cells: Designed for use in power tongs or drill pipe make-up and break-out applications.

动力钳和自动旋紧管箍机的载荷压力传感器：设计用在动力钳或钻杆的组装和拆卸应用中。

When the tongs installs on the machine bed principal axis, the tongs install the to should have the enough match accuracy with principal axis cowgirl surface, and guarantee the gearing the stability dependable.

当夹具体在机床主轴上安装时，夹具安装基面与主轴相应表面应有足够的配合精度，并保证安装稳定可靠。

The tongs all passes in the machine the gearing on the bed what tongs the gearing on realizes with superficial contact in the cowgirl on the bed in machine or matches.when the tongs installs in the machine bed work on the stage,the center of gravity of the tongs should be as far as possible low,center of gravity the more high an accepts should the dint is more big,the tongs bottom four directions should bulge,make its contact good,or the bottom establishes four a feets.when the tongs installs on the machine bed principal axis,the tongs install the to should have the enough match accuracy with principal axis cowgirl surface,and guarantee the gearing the stability dependable.

夹具体在机床上的安装都是通过夹具体上的安装基面与机床上的相应表面的接触或配合实现的。当物流设备需要的公司体在机床工作台上安装时，夹具的服装厂应尽量低，重心越高则支承面应力越大，夹具底面四边应凸出，使其接触良好，或底部设置四个支脚。当夹具体在机床主轴上安装时，夹具安装基面与主轴相应表面应有足够的配合精度，并保证安装稳定可靠。

When the connection is broken, unlatch tongs and unscrew the pipe using chain tongs or pipe spinner.

卸开扣后，打开大钳用链钳或旋扣器旋开扣。

This paper makes a analysis of E7/4 combers on tongs plate's displacement, velocity, acceleration, the setting of carding and pressurization mechanism ,and on the basis of above, it studies the movable characteristic of tongs plate mechanism of E7/4 combers and the effect on output ,quality by combers.

通过对E7 4型精梳机钳板前后摆动的位移量、位移速度、加速度、梳理隔距及加压机构等有关参数的计算，分析探讨了E7 4型精梳机钳板机构的运动特性及钳板机构对精梳机产量和质量的影响

Will use the hydraulic control valve mouth of the tongs pressure implementation ahead of time adjustment for us, will be precise the control mouth of the tongs pressure, by will cause the mouth of the tongs pressure average, will cause on the main journal the remaining stress average, by will enhance rollings the processing quality.

为今后采用液压控制阀对钳口压力实行提前的调节，以精确的控制钳口压力，使钳口压力平均，曲轴颈上的残余应力平均，以提高滚压加工质量。

The main products has: ZQ drill pipe power tongs series, QT Series Casing power tongs, FYZ series air-cooled hydraulic, pneumatic winch series, XYQ tubing power tongs series, ZQ-100 suspended or devices.

主要产品有：ZQ钻杆动力钳系列，QT套管动力钳系列，FYZ风冷液压系列，气动绞车系列，XYQ油管动力钳系列，ZQ-100吊升装置等。

According to tire valve assembling craftwork, give the math model based on Petri Net and stimulate it, and get the best scheme. All these work afford a precondition and macroscopical guidance for study and making out a good function tire valve assembling equipment.3Have a deep research on the whole structure of the assembly equipment. Great innovation is presented in the design process of 9 suits of transmission machine and 5 sets assembly tongs, so that the structure is compact and the tongs have good fuctions. Especially, the design of tongs for extrusion is perfect as the author think.4 Hardware about control is selected carefully and software is programmed seriously.

故此，按照现有的气门芯装配工艺，运用Petri网对气门芯装配进行了数学建模，并对之进行了装配仿真，得出理想状态下的最优方案，为研制高效的气门芯装配系统提供了必要的前提条件和宏观指导； 3对装配系统的整体结构作了深入研究与规划；对9套送料机构和5套装配夹具进行了大胆的创新设计，使得整套系统结构紧凑，装配夹具性能优良，尤其是镦顶夹具的设计，为作者得意之作； 4控制系统硬件进行了精心选型，软件进行了认真编写。

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