To investigate a new type of low stress precision cropping system,it is necessary to obtain the influence of the geometric parameters of slotted bar with different diameters on the stress concentration near the groove bottom.
针对研究新型低应力精密下料系统时,需要获得不同直径的带V型槽棒料几何参数对槽底应力集中水平的影响规律的问题,利用ANSYS软件,建立了系统棒料下料时的三维有限元模型。
To investigate a new type of low stress precision cropping system, it is necessary to obtain the influence of the three geometric parameters of the V shaped groove on the stress concentration near the groove bottom.
针对研究新型低应力精密下料系统时,需要获得棒料表面所预制的V型槽几何参数对槽底应力集中水平影响规律的问题,利用MSC。
The rotary speed of eccentric blocks was adjusted by the frequency-converter to control the vibration amplitude and the exciting force to realize precision cropping.
针对棒料的精密下料问题,给出一种基于疲劳断裂机理的新型变频振动下料方法,利用变频振动和棒料表面V型槽的应力集中效应,通过变频器改变偏心块的旋转速度,控制在不同下料阶段的位移振幅与激振力,实现棒料的精密下料。
Research on real-time synthetic monitoring technology for precision machining system;
精密加工系统综合实时监测技术研究
Precision Machining Technology with Pre- compensation Based on laser Measuring;
基于激光测量的预补偿控制精密加工技术
Study on precision machining Al_2O_3 by 248nm KrF excimer laser;
248nm KrF准分子激光精密加工Al_2O_3的实验研究
The Control Method & System of the Precise Machining Driven by Pzt;
本文介绍了一种最新开发的面向精密加工机床的压电陶瓷驱动微进给控制系统,该系统是一个集驱动、检测和补偿为一体的闭环系统。
One of the basic principles of the laser measurement used in precision processing is studied, and a closedloop feedback control system of lasermeasured position of the machine worktable is produced, and the coordinate control illustrated diagram, suitable for controlling feed devices of many kinds of precision machines, is given.
分析了激光测距在精密机床加工中应用的基本原理，拟定了采用激光测量机床工作台位置的反馈式闭环控制系统，给出了控制机床进给的坐标控制原理图，适用于多种精密加工机床的进给控制。
Measurement and Control for Vibration of New Type of Variable-frequency Precisely Cropping Method
新型变频振动精密下料方法的振动测控研究
On the Mechanism of High-speed Precision Shearing of a Bar Under Clamping State
夹紧状态下的棒料高速精密剪切机理研究
precision conductive plastic potentiometer
精密导电塑料电位计
Hytec Chemicals International Ltd
精密化工原料有限公司
The Design of the Computer-aided System for the One-dimensional Cutting Problem in Precision Mechanics Manufacturing;
面向精密机械制造的一维下料计算机辅助系统设计
Study on Precise Feed System of Abrasive for Micro Abrasive Water Jet
微磨料水射流磨料精密输送系统研究
Using precisely graduator of cam,hypo-mood position fixing accurately.
采用精密凸轮分度器，下模定位精确。
High precision welding materials pure tin lead alloy products.
高级精密焊接纯锡铅合金材料制品。
A Study on Key Techniques in Ultra-Precision Lapping and Polishing for Optical SiC Materials;
SiC光学材料超精密研抛关键技术研究
The Digital Manufacturing Method of Engineering Composite Precision Forming;
工程复合材料精密成形数字制造方法
Research on Key Technology for Rapid Development of Precise Plastic Product;
精密塑料产品快速开发关键技术研究
Research on the Technology of High Efficiency Lapping Method of Hard Material Sphere;
硬质材料精密球的高效研磨技术研究
Development of Soft Abrasive Wheel Used in Ultra-precision Grinding Silicon Wafer
超精密磨削硅片的软磨料砂轮的研制
Selection of abrasives in precision grinding of Invar 36 alloy
精密磨削Invar 36合金时的磨料选择
High-precision progressive stamping process with multi-way co-feeding in parallel
多向同步进料精密级进冲压工艺探讨
Experiments of ultra-precision turning of SiC_p/Al composites
SiC_p/Al复合材料的超精密车削试验
Research on Thermal Expansion of Precision Mechanical Parts and Material Precise Coefficient of Thermal Expansion;
精密零件热膨胀及材料精确热膨胀系数研究
The total set of water drainage is made of stainless steel and well fitted with the basin, it is environmentally friendly, hygienic, nice looking and durable.
下水器采用优质全不锈钢特制而成，与水槽精密配合，美观耐用、保卫生、材实料。