加工方法

This paper studied the grinding mechanism of this new type superalloy on the base of systematical analysis of variable characteristics of the grinding force, grinding temperature, topography of ground surface, residual stress distribution and hardness distribution of surface layer, as well as morphology of surface layer from a metallographical point.

摘 要：为解决定向凝固高温合金DZ4在磨削加工中极易发生的磨削烧伤问题，采用先进的测试方法，对磨削过程中磨削力、磨削温度、工件表面形貌、表面层残余应力分布、表面层显微硬度、表面层金相组织等变化规律进行了分析研究，揭示出该种新型高温合金材料磨削烧伤机理。

ConclusionThis study provides a reference to the collection and process of Cortex Moutan, and an effective method for the quality control of Cortex Moutan.

结论该研究为牡丹皮的产地加工提供了依据，并为其质量控制提供了有效的方法。

We could wash the Cortex Moutan with water, abandon the core, and then dry them in the sun or in drying oven at the temperature of forty.

结论该研究为牡丹皮的产地加工提供了依据，并为其质量控制提供了有效的方法。

Therefore, the accurate model of globoidal indexing cam was finished. A modeling example of the complex multihead globoidal indexing cam used in automatic tool changer of NC machining center was carried out by this method and the kinematics simulation was presented. The result is agree with the design requirements, showing validity and feasibility of the method.

基于Pro/E软件，给出了用于数控加工中心自动换刀装置中的多头复杂弧面分度凸轮的建模实例，并进行了运动仿真分析，结果满足设计要求，验证了该方法的正确性和可行性。

In this paper,we study the period of the processing of the multi-input series production lines using the method of max algebra ,the computational algorichm of production period for multi-input production lines and a batch of produetion on nonblocking are given.

利用极大代数方法讨论了多入口串行生产线的生产周期问题，给出在无阻塞控制下的多入口串行生产线生产周期的计算公式及其批量加工生产时的周期公式。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

In the simulation m odel, we combine physical elements, product process, and control mode together.

提出了一种结合仿真环境进行优化多机器人焊接加工路径的方法。

A shaping method of monolayer super-hard abrasive worm grinding wheel and influence of the method on coulour line of abrasive panical,and the wearing character of the grinding wheel are studied.

研究了电镀单层超硬磨料蜗杆形砂轮的成形方法及其耐磨粒等高性的影响，得到了镍结合剂单层超硬磨料砂轮磨损规律及磨削比并在此基础上探讨了此种砂轮在低速磨削状态下加工硬击面的可行性，获得了良好效果。

The invention relates to a paraxonic powder-feeding device based on the laser powder filling weld and relative power-feeding method, belonging to the laser material manufacture technique.

本发明涉及一种基于激光粉末填充焊接的旁轴送粉装置及送粉方法，属于激光材料加工技术领域。

The inventive powder-feeding device and method can effectively and easily process the paraxonic powder-feeding laser powder filling weld on the round and arc track of machined surface.

本发明的送粉装置和方法，可以有效、方便地对加工平面上为圆形、圆弧形轨迹进行旁轴送粉方式激光粉末填充焊接。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。