当工件旋转时，拖板送进刀具。
并举例国外的先进刀具企业的产品为说明。
Advanced foreign cutting tool products will be mentioned as examples.
数控刀具是提高切削和进刀速度的重要环节。
An important part of nc tools is to increase the cutting and feeding speeds.
解决进刀量无法控制及易伤害操作者的不足；
The device is capable of settling the problem of difficult control of the cutter feeding and the danger against the operators.
使用凸输方式完成剥皮及进刀深度，稳定性高。
Manage stripping and cutting depth through convex transmission, to ensure high stability.
数控系统还必须计算进刀和退刀，以及加速度和减速度。
The control also must calculate approach and escape motions as well as acceleration and deceleration.
估计的切削力和进刀速度分别是受控的输出和控制输入。
The estimated cutting force and the feedrate are the controlled output and the control input, respectively.
开槽深度、次数可调，满足不同材料及厚度的开槽进刀需求。
The grove depth, frequency adjustable, to meet the need of different materials and thicknesses on demand.
螺纹切削的进刀方法一般有三种：直进法、斜进法和左右切削法。
There are generally three methods of thread cutting feed:straight cutting method, oblique cutting method and both sides cutting method.
伸缩刺刀外形似一把真刀，只要往物品上刺，刀的部分就会缩进刀柄。
Flexible bayonet shape a true knife, as long as stab toward the product, the part of the knife meeting the accept enter haft.
当加工一个工件时，工件转动，但刀具不转，刀具只在工件转动时进刀。
When a workpiece is being machined, the workpiece turns, but the cutting tool doesn't, it only feeds as the workpiece is being turned.
介绍了一种自动进刀切削环形槽专用机床的设计原理、结构特点及操作方法。
A special machine which can be used to cut circular groove was introduced, including design principle, construct characteristics and operating way.
通过改进刀具角度及操作方法，提高了加工效率，解决了内螺纹加工的难点。
On the basis of improving cutting-tool angle and operating method, the machining efficiency is raised, the difficulties in processing inside whorl are also solved.
特点：采用带尾座的自动顶针设计，采用气动预顶进刀、走刀、PLC程控。
Features: apply automatic thimble design with tail seat, use pneumatic to pre-pushing feeding knife, path knife, PLC programming.
应用微分法作近似计算，推导出了齿轮加工中计算第二次径向进刀量的简易公式。
Makes the approximate calculation by the use of differentiation, and puts forward the simple and easy formula of second feeding in processing gear.
由于加进适量极压添加剂对高转速，大进刀具时，刀具仍然耐磨，制品表面光滑。
Due to the amount of extreme pressure additives on high speed, into the cutter, cutter still wear, smooth surface products.
采煤机的进刀方式是采煤工艺的重要组成部分，它直接影响到工作面的产量和效益。
The feed way of the shearer is the important component of coal technology, it directly affects the output and benefit of the coal mining face.
分析了插齿加工原理，给出了插齿进刀量调整的数学公式，可直接指导生产实际．。
The principle of slotting was analyzed and the equation of the radial feed in slotting process was given, which can be directly applied in production, in this article.
盘形滚刀是盾构机刀盘上主要的掘进刀具，其切削性能直接影响了盾构机的掘进效率。
As one of the main cutters of shield machine in the cutterhead, disc cutter's cutting performance directly affects the excavation efficiency of shield machine.
高速加工即以较快生产节拍进行加工，提高切削和进刀速度是其系统技术中的一个环节。
High productive machining i. e. machining with faster production cycle is a comprehensive technology, in which increasing cutting speed and feed rate are merely two components.
研究结果表明，该进刀率自动调整方法可以提高雕刻机的加工效率，同时保证加工精度。
The results indicate that this method can improve the processing efficiency of the engraving machine, while ensuring the precision.
所得结论对于改进刀形截齿的设计，进一步提高其截割性能和截割效率有一定的指导作用。
The obtained got conclusions may be used to improve the design of the pick, enhance further the cutting performance and benefit the pick.
堆叠高度，每钻咀的最大钻次，进刀速度是否对板材类型，板厚，曾数，与孔尺寸进行管控？
Is the stack height, maximum hit per drill bit, and feeds and speeds as a function of laminate type, board thickness, layer count and hole size controlled properly?
所设计的夹具、刀具用于修复波纹管模具成型面，可克服排屑、进刀及成对模块轴向稳合等诸多困难。
The clamp apparatus and cutter designed to repair the forming face of the bellow mold can surmount such difficulties as the chip removal, the cutting feed and the axial anastomosis.
通过分析掉渣、崩刃、噪声的机理，采取改进刀具参数、采用正前角双刃刀片等措施，较好解决了上述问题。
By analyzing the mechanism of falling chip, tipping and noise, through changing the cutter's parameters and using double edge positive edge inserts, the problems can be solved.
结果表明，该机构系统不仅适用于镜面车削时作精密微量进刀，而且还可以应用在误差动态补偿系统中作执行机构。
The experimental results show that this actuator system can not only be used as a fine feeder in mirror turning, but also as an executive unit in an error compensation system.
结果表明，该机构系统不仅适用于镜面车削时作精密微量进刀，而且还可以应用在误差动态补偿系统中作执行机构。
The experimental results show that this actuator system can not only be used as a fine feeder in mirror turning…
本文介绍了用PC改造四米龙门刨床工作台的自动循环，点动前进和点动后退，自动进刀和退刀等功能的交流控制系统。
The AC control system of the 4m planer is retrofitted with PC for table automatic cycle, jogging forward and jogging backward, automatic feed and withdraw.
本文介绍了用PC改造四米龙门刨床工作台的自动循环，点动前进和点动后退，自动进刀和退刀等功能的交流控制系统。
The AC control system of the 4m planer is retrofitted with PC for table automatic cycle, jogging forward and jogging backward, automatic feed and withdraw.
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