1、

The Workpiece Temperature Characteristics and Burn Mechanism in Creep Feed Grinding

缓进深磨的温度特征与烧伤机理

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2、

The distribution curve of workpiece temperature induced by the shear heat source is obtained.

得出剪切热源引起的工件温度分布曲线.

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3、

In the ohmic heating moment, the temperature of joint surface rises at first, and finally formed ellipse nugget within the workpiece.

在通电加热阶段工件贴合面部位的温度率先升高,最终在工件内部形成沿贴合面对称的椭圆形熔核。

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4、

By means of solving heat equilibrium equation of work rolls and workpiece, a simple practical method to calculate the thermodynamic parameter of the rolls' temperature field was established.

通过联立求解轧辊与轧件稳态热平衡方程,求得了轧件与轧辊之间接触导热系数和冷却液对流换热系数,从而建立了一种简单实用且比较接近轧制情况的热力学参数确定方法。

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5、

General workpiece heating takes only a few seconds, a total of pieces of the internal temperature had no time to rise, then a breakpoint, and rapidly cooling water spray to the workpiece surface.

对一般工件加热时间只有几秒钟,共件内部温度根本来不及上升,然后断点,并迅速喷水使工件表面冷却。

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6、

The system could be also used in online machining of some other parts in machine manufacturing, to realize the real time detection of non-uniform temperature field and guide the thermal compensation of workpiece.

该系统还可用于机械制造业其他零件的在线加工中,实现工件非均匀温度场的实时检测,指导工件尺寸的热补偿。

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7、

Normal pressure, temperature of tool surface and relative sliding velocity between tool and workpiece are obtained through the above finite element analysis.

利用二维热力耦合有限元模型对不锈钢时的切削过程和热传递过程进行了仿真分析,得到了刀具表面的应力、温度以及刀具与工件之间的相对滑移速度。

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8、

Laser Welding Temperature Field and Workpiece Thermoelastic Distortion in SOA

SOA器件中激光焊接温度场与构件热弹性变形

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9、

This paper has developed a quenching manipulator, which completes the action of fluctuation between stove of constant temperature and pressure machine at heating processing line, strictly controls the bareness time of prick gear in air, well and truly ripping workpiece.

本文所研究的淬火机械手要求完成锥齿轮在热处理线上从恒温渗碳炉到淬火压床间的送料和上料动作,严格控制锥齿轮在空气中的裸露时间,准确地夹取工件。

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10、

Application of infrared thermometer in monitoring temperature field of turning workpiece

红外测温仪在车削工件温度场监测中的应用

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11、

Surface roughness of workpiece milled by two tools is measured with 2205 surface roughness measuring instrument. The influences on workpiece of austempering temperature, tool material and cutting parameters surface roughness are analyzed. 4.

采用2205型表面粗糙度测量仪测量了两种刀具铣削的工件的表面粗糙度,分析了等温淬火温度、切削刀具材料和切削用量对工件表面粗糙度的影响。

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12、

to drying: will be printed on the workpiece, temperature depends on the material of primality and melting point;

烘干:不兵被印工件烘干,温量要视素材的生性与熔点而不退;

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13、

the relationship between workpiece ground surface colour and grinding temperature in contact zone has been established under strictly controlled experimental conditions.

本文在严格控制的实验条件下,建立了磨削弧区温度同试件表面烧伤色之间的对应关系;

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14、

The cutting temperature highcutting process , concerning about the tool wear, workpiece surface integrity and machining precision.

切削温度与刀具磨损 、 工件加工表面完整性及加工精度密切相关.

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15、

It is essential to know the temperature distribution of the tool and workpiece duringmachine cutting process.

机加工过程中,为提高加工精度、延长刀具寿命,研究刀具与工件的温度分布极为重要.

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16、

An air cooling curve after large workpiece preheating is calculated out. According to these curves, a suitable welding temperature and time interval are determined for repair the heavy hopper.

还介绍了采用计算方法绘出大型工件预热在常温的冷却曲线,根据该曲线即可选定焊接时合适的温度和时间范围。

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