As previously mentioned, the axial feed is automatically generated when cutting a thread by means of the lead screw, which drives the carriage.
如前所述，当依靠驱动大拖板的丝杆切削螺纹时轴向进给是自动产生的。
With the synchronous spindle the spindle rotation and the feed motion are synchronized by an electronic regulation according to the lead of thread.
根据螺纹导程，电力控制，主轴旋转和进给运动都是同步的。
The easy thread pulling during the manual material feed enables convenient and trouble-free handling when sewing the workpiece.
当缝制缝片时，在手动输送面料过程中缝线可被容易地拉出，使达到简便无误的缝制操作。
Feed amount of needle thread can be adjusted to fit in with materials to be sewn. Thus, stitches can always be accurately made when sewing starts.
可方便的调节面线的进线量，以适应各种不同的布料，因此可在缝纫启动时精确的调整线量。
This paper discusses the problem about NC manufacturing process for the thread analyzes cutting parameters selection, feed pattern determination, NC programming, and so on.
探讨了螺纹的数控加工工艺。阐述了切削用量选择、走刀方式确定、数控程序编制等内容。
Thread cutting. When performing thread cutting, the axial feed must be kept at a constant rate, which is dependent upon the rotational speed (RPM) of the workpiece.
在螺纹切削作业时，轴向进给必须保持恒定速率，这取决于工件的转速(rpm)。
During the process of formation or calibration of such abnormal thread, such can feed back to result bad in technology system.
这种不正常螺纹在成形及校准过程中，又会反作用给工艺系统造成不良后果。
One concern that has come up in this thread is the ability to feed pets during combat.
由这个话题引出的一个问题是在战斗中喂养宠物的可能。
Atomatic thread trimmer, reverse-feed and presser foot lift.
采用自动剪线、倒缝、拨线提升压脚功能。
Atomatic thread trimmer, reverse-feed and presser foot lift.
采用自动剪线、倒缝、拨线提升压脚功能。
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