机械装置

In order to simplify the mechanical structure of the plane displacement measurement system and reduce the cost of it,this paper introduces a measurement of plane displacement system based on suppositional coordinate axis by employing optical HDNS2000 chip.

为了简化目前平面位移测量装置复杂的机械结构、降低装置的成本，文中利用HDNS2000芯片设计了一种基于虚轴的平面位移测量装置。

This paper analyzed the primary loop2forming motions of slot needle type warp knitting machine and related requirement concerning the knitting devices such as guide bars , slot needles and tongues , including the types and laws of motions of individual knitting devices at the end.

设计满足工艺要求的梳栉摆动装置，槽针运动装置和针芯运动装置是成功设计成圈运动装置的关收稿日期：2008 - 11 - 21 修回日期：2009 - 06 - 04 作者简介：曹清林 1963 —，男，教授，硕士。主要研究方向为机构分析与设计，纺织机械设计

The utility model is characterized in that a commonly used escalator which is formed by a plurality of active rundles and handrails is assembled on a vehicle, and the drive force of the escalator is suppplied by the vehicle through the mechanical transmission system; a mechanical transmission system is added in the vehicle and the mechanical transmission system mainly transmit the dynamic energy to the escalator carried on the vehicle, the rundles and the handrails can move in positive or opposite direction synchronously; a hydraulic power transmission system is added in the vehicle, and then the hydraulic power transmission system mainly transmit the dynamic energy to the escalator carried on the vehicle as well as related hydraulic power transmission devices or facilities; the whole vehicle-carrying escalator is supported by the supporting facilities, or the whole vehicle-carrying escalator moves upwards and downwards taking the axle direction which movably connects the lower end and the tail end of the vehicle as center.

其主要技术特征是：将主要由若干节活动梯级、扶手带等组成的现代所通常使用的自动扶梯安装在机动车上，并使自动扶梯的主动力部分由机动车通过机械传动系统供给；在机动车上增加机械传动系统，该机械传动系统主要向所载的自动扶梯传递动能，并使自动扶梯的梯级和扶手带能够同步正向或反向运动；在机动车上增加液压传动系统，该液压传动系统主要向车载自动扶梯的相关液压传动装置或设施传递动能，并在机动车的液压传动作用下，使支撑设施支撑整体车载自动扶梯，或使车载的自动扶梯以下端与机动车末端活动连接的轴向为中心整体升、降运动。

The single mechanical seals of five PHP pumps, nine PLA pumps, two THD pumps and nine ZA pumps in the acetic acid plant were changed into dual mechanical seals based on not changing main parts such as casing, impeller, shaft, bearings house etc. to solve the leakage problems of flammable, explosive, poisonous, harmful substances, such as acetic acid, methyl iodide, hydroiodic acid, and propionic acid etc.

通过对醋酸装置中所选用的5台PHP型、9台PLA型、2台THD型及9台ZA型单级卧式脚支撑化工离心泵，在不改变泵壳、叶轮、轴、轴承箱等主要部件的基础上，将原来的单端面机械密封改造为双端面机械密封或串联式机械密封，以此来防止所输送的易燃、易爆、有毒、有害高危介质（如醋酸、碘甲烷、碘化氢、丙酸等）外漏。

To solve these problems, this paper is designed to introduce the theory and approach of the advanced wellhead mechanical design in an attempt to overcome the disadvantage of the conventional concept.

针对生产中的这些问题，本文对井口装置进行了在设计上引入现代机械设计理论及方法，克服了传统设计的不足；在井口装置结构创新上，优化了整体结构，减少了零部件，提高井口装置的可靠性和安全性，降低了生产成本。

The machine that this not only eliminated the large quantitied spreads to move the zero parts, and also consumedly increased the printing machined just degree, reduce because the machine spread to move to equip the error margin that bring, and increase the printing quantity with the machine efficiency.

这不仅淘汰了大量的机械传动零部件，也大大提高了印刷机械的刚度，减少了由于机械传动装置带来的误差，提高了印刷质量和机械效率。

Ningbo Taige Litian Machinery Industry Co., Ltd. specializes in making non-standard equipment include much medium filter, activated carbon filter, precision filter, machine filter, bag filter, pure water transact equipment, intenerating ware, remove oxygen equipment, sets water box, scrape mud machine, putamina and pipe pieces.

宁波泰格力天机械工业有限公司是一家专业从事非标设备制造的企业，产品主要有多介质过滤器，活性碳过滤器，精密过滤器，机械过滤器，袋式过滤器，纯水处理装置，软化器，除氧装置，系列水箱，刮泥机，膜壳，各种管件等。

Equipped with a three-coordinate measuring instrument, plastic flammability test equipment, salt spray corrosion test chamber, mechanical vibration table, mechanical collision test stand, high and low temperature alternating humid chamber, blast oven, projectors and other test equipment to meet the company led product development, development and production needs.

配备了三坐标测量仪、塑料可燃性试验装置、盐雾腐蚀试验箱、机械振动台、机械碰撞试验台、高低温交变湿热试验箱、鼓风干燥箱、投影仪等试验装置，能够满足公司主导产品开发、研制和生产的需要。

The main products include sheet metal bending moulding cutting machine, sheet metal machine with accessories, high precision roller track, etc.

主要产品有薄板滚弯成型机械、直缝高频焊管机械、纵剪机械，平板机械及其配套装置，高精度滚珠导轨等。

A deviation to enable business card printing and membership card making more neatly away material; business card printing and membership card Studio Center-drum for double-deck, using thermostatical hollow water circulation system structure, plated nickel plating avoids corrosion, Nano-imprint lithography drum machine, safe and reliable braking equipment; spam satellite business card printing and membership card, four business card printing and membership card production unit in the Centre of coining drum distribution around the business card printing and membership card making support adoption of the integral structure, intensity that cannot be easily; Center for the imprint drum version, roller roller, using separate servo motors between the gearless, Business card printing and membership card making length is not supported by gear pitch in roll-wide choice; business card printing and membership card making pressure, roller and roller pressure singlein servo motor and with memory with two types of regulation, accurate and rapid adjustment; closed ceramic Roller blade device ink to ensure that the business card printing and membership card making ink stability, blade-like device for pneumatic compression; taojian the plate cylinder, taojian-reseaus and roller, the portal structure of push-pull roller and taojian beckenbachannular roller to replace a simple and quick; roller servomotor-driven business card printing and membership card production and business card printing and membership card making machine be a certain speed, stopping the slow down to prevent the ink roller network hang dry knot, splash-proof ink installed equipment downtime or roller pressure, from the printing plate out of arrive﹖, stop to ink, the plate cylinder the full delivery from the pressure to keep the printing plate clean; stainless steel-monlchamus tuhung-glass to prevent ink prints get dirty; dryer direct to the wind, air flow loss small high efficiency, reduces noise scene, new oven heat energy to secondary structures, control temperature control system using intelligentized; traction roll at the same time acts as both a cooling rolls, new structure increases cooling effect.

纠偏，使制卡和会员卡制作走料更加整齐；制卡和会员卡制作部中心大滚筒为双层空心式，采用恒温水循环系统结构，表面镀镍处理可避免锈蚀，中心压印滚筒采用机械制动装置，安全可靠；卫星式制卡和会员卡制作方式，4个制卡和会员卡制作单元分布在中心压印滚筒周围，制卡和会员卡制作支架采用整体式结构，强度好不易变形；中心压印滚筒、版辊筒、网纹辊之间采用独立伺服电机无齿轮传动，制卡和会员卡制作长度不受齿轮节距限制，在版辊范围内任意选择；制卡和会员卡制作压力、网纹辊与版辊之间的压力分别用伺服电机调整，并具有记忆功能，调整有两种调节方式，精确调整与快速调节；陶瓷网纹辊封闭刮刀装置供墨，可确保制卡和会员卡制作过程中油墨稳定饱满，刮刀装置为气动加压；套筒式印版滚筒，套筒式网纹辊筒，门式推拉式结构使套筒版辊与套筒网纹辊更换简单快速；网纹辊由伺服电机驱动，制卡和会员卡制作时与制卡和会员卡制作机保持相对一定的速度，停机时则放慢速度匀墨，防止网纹辊网坑枯结，两边安装防油墨泼溅装置，在停机或离压时，网纹辊立即从印版脱离开来，停止给墨，印版滚筒把墨完全传递后离压，保持印版清洁；不锈钢接墨斗，防止油墨滴漏蹭脏印品；干燥箱采用直接进风型式，风量损失小效率高，减小了现场噪音，新型烘箱结构热能可二次利用，控制采用智能化恒温系统；牵引辊可同时兼作冷却辊使用，新型结构增大了冷却效果。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。