不幸的是尽管中国制造的平头挺杆物美价廉，但是其冶金技术遭到质疑，加工、热处理、表面硬化质量也遭质疑。
Unfortunately, though flat tappets from China are cheap, their metallurgy is suspect-and the same goes for the quality of their machining, heat treatment and surface-hardening.
使用滚柱挺杆或滑动挺杆来传动旋转凸轮轴做上下快速提升动作（开启和关闭发动机的进气阀和排气阀）的现代型汽车发动机似乎不会出现上述自动熄火的情况。
Modern car engines that use rolling or sliding tappets for transmitting the rapid up-down lifting motion of the spinning camshafts—to open and close the engine’s inlet and exhaust valves—seem immune.
气门挺杆为一圆筒体，坐落在凸轮上。
确保不损坏平底挺杆导轨。
Make sure that the flat-based tappet guides are not damaged.
在这种布置中，凸轮凸角推动凸轮挺杆。
In this arrangement, the CAM lobes push against round metal cylinders called CAM follower.
在这种布置中，凸轮凸角推动凸轮挺杆。
As the lobe of the CAM comes up under the CAM follower, it pushes the CAM follower upward (away from the camshaft).
安装液压挺杆和摇臂。
安装液压气门挺杆。
本文分析了气门挺杆端面气孔、裂纹形成原因。
The reason of the formation of gas porosities and cracks on the head face of valve tappet has been studied.
为了解决发动机凸轮、挺杆早期擦伤，常对其进行磷化处理。
Phosphating is usually applied to the cam and tappet of engine for the inhibition of early scratch.
一套气门开启机构包括一个气门挺杆和一个在凸轮轴上的凸轮。
The value-opening mechanism includes a valve lifter and a cam on a camshaft .
一套气门开启机构包括一个气门挺杆和一个在凸轮轴上的凸轮。
The value-opening mechanism includes a valve lifter and a CAM on a camshaft.
由于液压挺杆自动调节气门间隙为零间隙，同时可降低发动机噪声。
Because the hydraulic valve plunger automatic control valve clearance is zero gap, simultaneously may reduce the engine noise.
当凸轮轴转动时，凸轮凸角转到气门挺杆下面，使挺杆上举，挺杆推动推杆。
As the camshaft turns, the CAM lobe comes around under the valve lifter. This raises the lifter, which in turn pushes upward on the push rod.
当凸轮的凸角在凸轮挺杆下出现时，它推动凸轮挺杆向上运动(离开凸轮轴)。
As the lobe of the CAM comes up under the CAM follower, it pushes the CAM follower upward (away from the camshaft).
凸轮轴和挺杆体是发动机的重要零件，它们的状况直接影响着发动机能否正常工作。
Cam shaft and tappet body are important parts of engine, their status will influence directly whether or not the engine could make normal operation.
介绍了发动机凸轮挺杆副的磨损特点，分析其磨损机理，提出减少磨损的措施。
The characteristic about wearing of frictional pairs of cam-jib in engine was analyzed. Based on discussing the mechanism of wearing, the particular measures of wear-reducing were presented.
如果要重复使用液压挺杆，则必须用防水记号笔根据安装位置标记并进行存放以避免混淆！
If the hydraulic tappets are to be reused they must be marked according to installation position with a water-resistant felt-tip pen and stored in such a way that they cannot be mixed up!
文章针对具有代表性结构的液压挺杆类零件，提出了采用弹性卡盘结构来解决工件装夹问题。
This article proposed a solution to this problem with spring chuck that focused on the holding typical parts such as hydraulic tappets.
利用液压挺杆内部独特的结构设计，可自动调节配气机构传动间隙、传递凸轮升程变化、准时开闭气门。
Using hydraulic valve plunger interior unique structural design, but automatic control timing mechanism transmission gap, transmission lift of CAM change, punctual make and break tire valve.
为了深入了解冷激合金铸铁气门挺杆的磨损规律，研究了冷激合金铸铁气门挺杆表层组织对耐磨性的影响。
In order to deeply comprehend the wear regularity of chilled alloy cast iron tappet, the influence of surface layer microstructure on wear resistance was studied.
通过在空载条件下的实验结果对比，表明在一定范围内带锯机弹性挺杆式张紧系统优于原杠杆压砣式张紧系统。
The experimental results under idling shows that the elastic prop model tension system is better than lever-weight-tightening the system.
本发明的挺杆具有用于至少部分容纳所述弹性元 件的内腔，借此可将所述挺杆周围的安装空间用于其他组件。
The inventive tappet comprises an inner region for at least partially receiving the elastic element, freeing the space around the tappet for other components.
通过分析不同从动件与凸轮的几何关系，推导出一组平底挺杆、滚子或球面挺杆、尖锥挺杆升程的相互转换通用公式。
Based on the geometrical relation between tappets and cams, uniform formulas for mutual lift-range transition between flat based tappet, roller (or sphere) tappet and cone tappet were presented.
本文根据我部长期对莱康明发动机金属屑故障的数据统计，详细分析了发动机挺杆座磨损的机理和多种成因，并提出了相应的改进和防范措施。
The paper analyzes in details the wear reasons of engine tappet rod and proposes the relative measures for improvement based on the statistical data on metal troubles from our department.
使用滚柱挺杆或滑动挺杆来传动旋转凸轮轴做上下快速提升动作(开启和关闭发动机的进气阀和排气阀)的现代型汽车发动机似乎不会出现上述自动熄火的情况。
Modern car engines that use rolling or sliding tappets for transmitting the rapid up-down lifting motion of the spinning camshafts-to open and close the engine's inlet and exhaust valves-seem immune.
使用滚柱挺杆或滑动挺杆来传动旋转凸轮轴做上下快速提升动作(开启和关闭发动机的进气阀和排气阀)的现代型汽车发动机似乎不会出现上述自动熄火的情况。
Modern car engines that use rolling or sliding tappets for transmitting the rapid up-down lifting motion of the spinning camshafts-to open and close the engine's inlet and exhaust valves-seem immune.
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