液压机

With the hydraulic press as the actuator, we designed a computer analogue control system by closed-loop electro hydraulic proportional valve to the moving speed of sliding block of the hydraulic press, which lays a foundation for the further key parameter control.

以试验液压机作为执行机构，设计了对液压机速度进行控制的计算机模拟量闭环电液比例流量控制系统，为进一步实现液-固挤压复合材料关键参数的控制奠定了理论基础。

Single existing products presses, double-action stretching machine, car and motorcycle parts for hydraulic machine, vulcanized rubber products machines, hydraulic and powder products, such as hydraulic system of more than 10 series, nearly 100 kinds of specifications.

现有产品单机压力机、双动拉伸机、汽车摩托车零部件专用液压机、橡塑制品硫化机、粉末制品液压机及液压系统等十多个系列，近百种规格。

The company has 800 T, 600T, 400T, control large-scale hydraulic machine, dry plate humidity display digital machines, large sanding machine, Taiwan's imports of fully automated computer numerical control-processing center, large-scale hydraulic power control and other advanced equipment, with mass production capacity, production Computer embroidery machine-complete specifications to meet customer demand, products are exported to all parts of the country and the Republic of Korea, Hong Kong, Taiwan and other countries and regions, praised by users at home and abroad.

公司拥有800T、600T、400T大型电控液压机、干板湿度显示数码机、大型砂光机、进口全自动电脑数控台板加工中心、大型电控液压机等先进设备，具有大批量生产能力，生产的电脑绣花机台板规格齐全，满足客户的需求，产品远销全国各地和韩国、香港、台湾等国家和地区，深受国内外用户的好评。

The development tendency of mechanical, electrical and hydraulic technology is integrated in this dissertation. To meet the demands of fast speed, reliability and stability, a kind of forging hydraulic press system with either high proportion of performance-price or good reliability and maintainability is developed.

本文从锻造液压机的快速性、平稳性与可靠性要求出发，结合机、电、液技术的最新发展趋势，研制了一种既具有高性能价格比，又具有高可靠性和可维护性的锻造液压机系统，并对其进行了理论与实践研究。

C one edge of production technology, production equipment - the company purchased a new vacuum consumable arc furnace 800kg and 1500kg are the latest German technology, from Shenyang really Xin Technology Co., Ltd. in its continuous improvement of production technology and applies its the newest and most advanced programs from manufacturers; newly purchased 2500 tons of the three beam four-post Hydraulic Press Hydraulic Press Start by Shenyang Equipment Manufacturing Co., Ltd. design and manufacture; other ancillary lathe, welding machine, cutting machine, etc. acquired new.

生产设备——公司一期新购真空自耗电弧炉800kg和1500kg均采用德国最新技术设计，由沈阳真鑫科技有限公司在其不断改进生产技术的情况下采用其最新最先进的方案制造而成；新购的2500吨三梁四柱液压机由沈阳实达液压机设备制造有限公司设计制造；其它配套的车床、氩弧焊机、切割机等均全新购置的。

Control technique of hydraulic press pressing speed is one key technology of hydraulic press.

液压机速度控制技术是液压机的关键技术之一，其控制精度影响产品的质量。

A traditional hydraulic press unit consists of two parts: hydraulic system and the main equipment .

本文所介绍的液压机是1000t快锻机，典型的液压机有两部分组成：本机和液压系统。

It mainly deals with the control of the Die Spotting Hydraulic Press synchronous system of high accuracy position, which integrates good control method of PLC to master the whole action, then equips it with high accuracy and good quality.

论文主要围绕研配液压机的高精度位置同步控制系统而展开，结合比较好的控制手段PLC对整个研配液压机系统动作进行控制，使研配液压机达到理想的控制精度和研配质量。

The presses used for reference machine type double-drawing presses arts and crafts, It adopt Hydraulic urns change new drawing Hydraulic precess. It special have double drawing quick as well as Hy draulic double –drawing press and speed adjustable.

本系列液压机是借鉴机械式双动拉伸液压机工艺，采用液压缸改进而成的新型拉伸液压机，具有机械双动拉伸机快速特性，又有液压双动拉伸机压力和速度可调的特性。

The hydraulic press products in our factory range 5t~3,000t in tonnage, including hydraulic shape expansion machine, drawing hydraulic press, aluminum cold extruding machine and special hydraulic press for grinding wheel blades etc.

我厂目前液压机产品吨位从5t～3 000t，有水压胀型机、拉伸液压机、铝制品冷挤压机、砂轮片专用液压机等多种系列产品。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。