The utility model has a wide application prospect in the rough machining operation of large and medium-sized lathes.
在大中型车床的粗加工作业中，具有广泛应用前途。
Block mouth after mouth core are used imported white steel in Japan by precision grinding after the rough machining;
嘴座嘴芯均采用日本进口白钢粗加工后精磨而成；
At the stage of the rough machining of the open blisk. the plunge milling is presented in stead of the traditional 5-axis NC point milling and side milling for improving the machining efficiency.
提出在开式整体叶盘的粗加工阶段，采用插铣加工代替传统的五轴数控加工点铣和侧铣，实现高效加工。
Parts of the more accurate surface processing, is often through rough machining, half finishing and finishing gradually achieve the.
零件上比较精密表面的加工，经常是通过大型车床加工、半精加工和精加工逐步达到的。
The schemes of rough machining and finish machining are put forward combined with productive practice and the feasible schemes are useful reference to other practices of heavy lathe machining.
结合生产实际，分别提出了粗加工和精加工工艺方案，对重型车削加工的实际生产具有借鉴作用。
The problems that the free surface is changed to the ruled surface and complex free surface rough machining is changed to simple ruled surface rough machining are put forward.
提出将自由曲面蜕变为直纹面，将复杂自由曲面粗加工问题转化为简单的直纹面粗加工问题。
Practice has proven tool radius compensation in the rough, finishing in the semi-fine and practical, and the size of precision machining parts, components can also be completed on the burr removal.
实践证明刀具半径补偿在粗、半精和精加工中切实可行，且符合零件加工尺寸精度要求，同时还可以完成零件上毛刺的清除。
NOTICE: The dimensions shown on the attached dwgs for ball are the finished (after final machining) dimensions; your rough machined forging must guarantee these final dimensions.
注：附件球体图纸上的尺寸为机加工后的最终尺寸，你们的粗加工锻件必须保证这些最终尺寸。
Based on the geometry characteristic and processing technique of centrifugal compressor impeller, the tool path of rough and finish machining are scheduled.
分析了离心压气机叶轮的几何结构特点、加工工艺，并在此基础上规划了叶轮的粗、精加工刀具轨迹。
By comparing the least distance between subdivided control mesh and limit surface with rough machining allowance, the uniform subdivision depth was determined.
该算法以细分后的控制网格与极限曲面之间的最小距离和粗加工余量作比较，确定均匀细分次数。
Various numerical control programs for rough profile machining and finish profile machining are developed using macro programs. This method can be used for the contour of all types of conic.
根据粗、精加工的不同情况，举例编制了相对应的数控加工程序，此方法适用于所有二次曲线的仿形加工。
Finishing machining and rough machining for numeric control turning ellipse curve are investigated through four arc approximation method and the macro program method.
从四弧逼近法和宏程序编程方法两方面对数控车削椭圆曲线的精加工和粗加工进行了探讨。
Rough machining shall be performed so as to remove all mill decarburization from the raw material surface.
必须进行粗加工以去除原材料轧制过程中的表面氧化脱碳。
The rough gear milling is the preceding working procedure of finish gear milling, which influences not only the machining efficiency of gear but also the final machining accuracy of tooth flank.
粗铣齿是精加工铣齿的前道工序，它影响齿轮的加工效率也影响齿面的最终加工精度。
Rough grinding with constant loading force and high-speed heavy-duty is the basic process for large steel conditioning and heavy roll rough machining.
恒加载力高速重负荷荒磨是大型钢坯修磨和重型轧辊粗加工的基础工艺。
The integral-type milling cutter is mainly used for fine machining of a leaf-root profile and rough machining of a small leaf-root profile.
整体式铣刀刀具主要用于叶根型线的精加工及小叶根型线的粗加工。
By this method the accuracy and speed of the rough cutting processing can be improved. The efficiency of the die adaptive nc rough machining based on stratifying method is increased.
应用该方法可以减少粗加工余量，提高粗加工精度和速度，提高了层切法模具零件数控粗加工效率。
The machining precision of the hole is divided into rough machining and precision machining stage.
并将孔与平面的加工明确划分成粗加工和精加工阶段以保证孔系加工精度。
The clip-type milling cutter is used for rough machining of the leaf-root profile.
机夹式铣刀用于叶根的 粗加工。
The clip-type milling cutter is used for rough machining of the leaf-root profile.
机夹式铣刀用于叶根的 粗加工。
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