矫直

Evolvement of plate in fifteen-roller combination leveler are studied in this paper using both analytic geometry and FEM.

用几何分析和数值模拟相结合的方法，研究了中板采用十五辊组合矫直机矫直过程中的变形演化状况。

Evolvement of plate in ifteen_roller combination leveler are studied in this paper using both analytic geometry and FEM .

用几何分析和数值模拟相结合的方法，研究了中板采用十五辊组合矫直机矫直过程中的变形演化状况。

The development direction and the structure and technical character of medium and heavy plate leveler is introduced.

以重型化、全液压、自动化等技术为代表的矫直技术在迅速发展，介绍了当前国内新式中厚板矫直机技术特点及发展方向。

The results is useful to set up the theoretical basis and quantitative guideline for the tension leveling program setting and the design of tension leveler.

本文的工作为带材连续拉伸弯曲矫直工艺的制定和连续拉伸弯曲矫直机的设计提供了理论基础。

"The leveller consists of straightener, tension rolls and driving device, basement and speedy roll change device."

拉伸弯曲矫直机由矫直机、张力辊及其传动装置、底座和快速换辊装置部分组成。

Meanwhile,how to confirm the basic technological parameters of the tension levelling line is put forward.

介绍影响带材平直度的因素以及矫直带材的方法，指出了如何确定拉伸弯曲矫直机的基本工艺参数。

The flatness quality problems such as sidewise bending and warping usually appear in hot rolled sheet product. Residual stress distribution of hot rolled steel sheet before and after straightening was obtained by modified hole–drilling technique, in order to improving the quality of hot rolled steel sheet product.

本文针对热轧钢板产品常出现的旁弯、翘曲等板形质量问题，通过盲孔法测量钢办矫直前以及粗矫、精矫后的残余应力分布来分析矫直工艺对带钢残余应力分布的影响，以便改善热轧钢板产品的质量。

The paper analyze the intermesh which affect plate deformation in hot leveling process used explicit dynamic FEM code ANSYS/LS-DYNA.

采用显式动力学有限元软件ANSYS/LS-DYNA分析了中厚板在热矫直时，不同压弯量对轧件矫直变形的影响。

At same time it collects the pr essure signal of Servo-cylinder, it finds that the overflow valve pr essure sets too high between the servo valve and Rodless cylinder servo cavity, Tanks should not stress-free cavity under unloading, According to the fuel tank pr essure signal.

摘 要：本文针对某热轧厂横切线上的主要设备矫直机在矫直高强度，厚规格产品时，当负载受到外扰动时，矫直机传动轴经常断，工作辊轴承经常损坏现象，于是对伺服缸压力信号进行采集，发现装在伺服阀出口和伺服缸无杆腔之间的溢流阀压力设置过高，油缸无杆腔压力不能卸荷。

Main devices of heat treatment line: step quenching and tempering furnaces, hi-pressure water descaling unit, spray quenching unit , three-roller and three-unit sizing machine of OD 550mm, hot-straightening device of OD 273mm, cold-straightening device of OD 273mm, normalizing cold-bed, pipe-body transverse and longitudinal EMI thicknesser, pipe-end MPI machine, on-line measuring/stenciling machine, sampling saw, 80Mpa hydrostatic testing machine, UT device, cutter-head and chamfering machine, painting devices.

热处理线主要设备：步进式淬火炉和回火炉、高压水除鳞装置、喷淋式淬火装置、φ550三辊三机架定径机、φ273温矫直机、φ273冷矫直机、正火冷床、管体纵横向漏磁探伤测厚机、管端磁粉探伤机、在线测长/喷印机、取样锯、80MPa水压试验机、超声波探伤机、铣头倒棱机、涂漆装置。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。