定位销孔

对安装前后有变形量的一组过定位销孔的数控加工

The N / C machining of a series over dowel hole which have elongation before and after mounting

加工曲轴箱定位销孔的一种方法

An Approach to Machining Aligning Pin Hole of Crankcase

拖拉机变速箱体定位销孔凸缘裂纹分析

Crack analysis of pinhole rib of the tractor gearbox

剖分式大齿轮定位销孔的加工

To Machine Location Pinhole of Split Big Gear

缸盖定位销孔专机的改造设计及兼容生产

Refitting Design and Compatible Production of Special Machine for Location Pinhole in Cylinder Cap

一定不要让油脂进入定位销孔中。

Make sure that grease does not enter the receiving bores for the dowel pins .

文章介绍了箱体件定位销孔的加工方法及为保证精度所采取的措施。

The paper Introduces the method of machining pin holes of box and the measure to guaranteeing precision .

介绍用普通机床加工曲轴箱定位销孔，达到同轴度要求的一种方法

The paper presents an approach to machining the aligning pinhole of crankcase with conventional machine tool , which meets the coaxial requirement

本文介绍了柴油机机体工艺定位销孔的数控加工过程，数控系统的结构和控制软件的设计。

This paper introduces the process of technological location holes on body of diesel engine , the construction of numerical controlled system and the design of software .

同时，在四角位置分别对称布置定位销孔，从而使压水堆燃料组件的安装更加灵活方便。

Meanwhile , the four corners are respectively and symmetrically provided with positioning pin holes , so that the assembly of the pressure water reactor fuel element can be more flexible and convenient .

以曲轴箱底面定位销孔气动夹具的设计为例，介绍一种先进的铰链式气动夹紧机构的设计方法，并对该设计方法进行综合论述。

With the design of the pneumatic clamping device for the positioning pinhole of the crankshaft case as an example , the paper presents a design method for an advanced hinge pneumatic clamping mechanism . Comprehensive discussion is made on the design method .

对拖拉机变速箱体定位销孔的凸缘曲线进行了分析，建立了凸缘过渡曲线数学模型，改进了定位销孔的凸缘曲线和夹具定位销结构。

Based on the analysis of the crack of pinhole rib of the tractor gearbox , the mathematical model has been built for curves of pinhole rib and the curves has been improved in this paper . We have also improved the structure of pin in fixture .

将具有什么样的底部表面块然后脱脂持平，与定位柱销孔钻。

What would be the bottom surface of the block is then skimmed flat , and locating dowel pin holes are drilled .

阐述了定位销和定位孔引起工件的定位误差对零件轮廓边切割偏差的影响机理。

This paper expatiated on the influencing mechanism of part 's outline cutting deviation due to the locating faults owing to the locating pins and locating holes .

在驻车制动以及紧急制动时，中央制动器将产生较大的制动力矩，容易引起壳体的损坏，主要表现为壳体上制动器定位销凸台孔处出现裂纹甚至断裂。

Under the conditions of parking brake and emergency brake , the back case is prone to be damaged by the large braking torque . Its brake pin convex platform holes may in the cracks and even rupture .

本文应用极值法对定位销与定位孔的任意边接触时的定位误差进行了计算分析。

Use the " limit value method " to calculate the locating error of the workpiece during the pin touches the arbitrary edge of the locating hole and find out the value and rule of the error in angular direction .