Design Hydraulic Control System and Main Frame of Broaching Machine Refitted with Old Long Lathe

1、

Designing and construction features of an upward internal broaching machine

上拉式内拉床的设计与结构特点

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2、

The structure parameters of broaching tool can be designed and calculated, and the drawing of rectangle spline broach can be created automatically with the help of VBA integrated by AutoCAD.

该程序可对拉刀的结构参数进行设计计算，并利用AutoCAD集成的VBA开发工具自动绘制出矩形花键拉刀图纸。

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3、

With the same life time as that of the imported tool, this self-developed surface broaching tool has gained better economical benefits forthe company.

从使用结果来看，刀具的寿命也达到进口刀具的使用寿命，且为公司取得了较好的经济效益。

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4、

Solid Cemented High-Accuracy Surface Broaching Tool

整体硬质合金高精度平面拉刀的研究和开发

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5、

Design on Broaching Tool of Ultrasonic Broaching Device for Waveguide

波导内腔超声推挤装置中推刀的设计

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6、

Design and application of CAD/ CAM system of broaching tool for enterprise

面向企业的拉刀CAD/CAM系统设计与应用

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7、

Investigation on automatic design method of broaching tool by CAD

拉刀CAD自动设计方法的探讨

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8、

With the system we have designed and machined the broaching tool that has used to machine slippage gears in the gearbox of tractor.

应用该系统设计制造了拖拉机变速箱滑移齿轮花键孔拉刀并进行了加工实践，使用结果表明：被加工齿轮花键孔参数符合设计要求。

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9、

In this paper, friction surface of broach is designed according to the idea of bionic micro-texture to achieve the purpose of reducing cutting force and improving cutting efficiency.

本文将采用仿生微织构的设计思想来设计这种拉刀的摩擦表面，以达到降低拉削力、提高拉削效率的目的。

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10、

The diffusion distances of resinous liquid in dentin at the introduced time of 30, 60 and 90s with file, smooth broach and cotton reservoir were investigated in the in vitro experiments.

对塑化液采用不同导入时间（30、60、90s），不同导入方法（锉，光滑髓针，棉捻）在牙本质内扩散距离的影响进行了离体牙实验。

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11、

The failed keyway broach was analysed by chemical analysis, hardness testing and metallograph-ic examination.

对断裂单键拉刀进行了化学成分分析、硬度测定和金相检验。

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12、

Analysis on earlier fracture of keyway broach

单键拉刀早期断裂分析

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13、

Initiation, propagation and termination of the polymerization of butadiene catalyzed by Fe ( naph)_2 Al ( I Bu)_3 Halides system have been investigated.

本文考察了Fe（naph）2-Al（i Bu）3卤化物体系催化丁二烯聚合的链引发、链增长和链终止反应。

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14、

Ring opening alternating copolymerization of phthalic anhydride and propylene oxide by nd ( naph) 3 al ( I bu) 3

Nd（naph）3-Al（i-Bu）3催化邻苯二甲酸酐与环氧丙烷交替共聚

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15、

Polymerization of butadiene with ni ( naph)_2 al ( I bu)_3 bf_3 · roh catalyst system

Ni（naph）2Al（i Bu）3BF3·ROH体系催化丁二烯聚合Ⅰ丁二烯的聚合行为

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16、

Study on Synthesis of cis 1,4 polybutadiene with ndcl_3 · tbp al ( I bu)_3catalyst system

NdCl3·TBP Al（i Bu）3催化体系合成高顺式聚丁二烯的研究

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17、

The main reduced product of Ni ( naoh) 2 by Al ( I Bu) 3 was Ni 0;

得出Ni（naph）2被Al（i－Bu）3还原的主要产物是Ni0；

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18、

The reaction of FeCl 3 and Al ( I Bu) 3 produces colloidal particles.

Al（i-Bu）3以缔合状态存在并解离成离子对，它与FeCl3作用是形成胶粒的主要反应；

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19、

Study on phase state of FeCl 3 al ( I bu) 3 phen catalyst system for Butadiene Polymerization

丁二烯聚合反应用FeCl3-Al（i-Bu）3-Phen催化剂体系相态的研究

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20、

One very much bustles about all day oneself, the time does not remember you for oneself!

让自己一整天都很忙碌，不给自己时间去想起你！

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