平行度
- depth of parallelism
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利用激光发射器和光敏接收器作为检测传感器,基于准确的检测理论,设计出了激光检测法检测汽车前、后轴平行度的检测装置。
On the basis of accurate theory , using laser emitter and photosensitive diode as testing sensor , a set of laser equipment for automobile axle depth of parallelism test is designed and produced .
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一种基于CCD的新型轧辊平行度检测系统
A New Parallel Measuring System for Roller Based on CCD
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基于ARM核芯片的轴瓦壁厚/平行度自动检测系统
Automatic Testing System for Thickness / Parallelism of Bearing Pad Based on Chip with ARM Core
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基于ActiveX和MPI测量注射成型制品的平行度及同轴度
Measuring parallelism and coaxiality of injection molding products based on ActiveX and MPI
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材料与方法:检查CT(MRI)定位框架的平行度、间距偏差和对中度;
Materials and Methods : Checking the parallelism and the asymmetry of the opposing plates containing localizing wires of the CT ( MRI ) stereotactic localizing frame ;
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该方法通过CCD相机获得所需检测轴的数字图像,并利用边缘检测法检测出轴的边缘(轴母线)信息,然后计算出轴之间的平行度。
The edges of the shafts in the image were detected with the edge-detection method and then calculate the parallelism of the shafts .
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二维PSD器件在两平面(二维)平行度测量中的应用
Application of two-dimensional type PSD dimensional in two planes in measure in the field of measuring hardness
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SHPB系统端面平行度加工要求分析。
Analysis of parallelism requirement for bar ends in SHPB system .
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该剪切干涉仪结构简单,可根据条纹图样判断光束的平行度,每一幅干涉条纹图样与准直镜的一种姿态对应,因而这种方法能确定准直镜表面各点反射X射线的整体效果。
This interferometry scheme is easily aligned , every interference pattern corresponds with only one status of the collimating mirror . Therefore this approach can determine the whole status of the mirror .
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G2膜片是彩色电视机上的一个关键零件,在膜片上面有三个圆台平面,实测其平行度误差小于8μm。
G2 diaphragm is an important component in color TV . It has 3 circular planes , their parallelism error is less than spin .
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实验标本在C3~7平面截取标本并在上、下截面浇灌骨水泥平台,两端平行度≤1°。
The experimental sample was cut at C3-7 plan and the bone cement platform was sprayed on up and low section with ≤ 1 ° amphi-parallel degree .
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研究了离子加速管的封装工艺,研制的加速管真空度为6×10~(-5)Pa,平行度为0.1mm,相邻电极之间耐压均达到18kV/cm以上;
The assembling and sealing technological process of ion accelerating tube is studied . The vacuum of the debugged tube is 6 × 10 ~ ( - 5 ) Pa ;
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PSD-LD在两平面平行度测量中的应用
Application of PSD-LD to measuring parallelism between Two Planes
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在基于同步辐射源的DPC-CT的实验中,射线束具有极高的平行度,CT重建问题可通过平行束算法解决。
In synchrotron radiation-based DPC-CT experiments , the radiation beams can be well approximated as parallel beams , and the reconstruction problem can be solved by the use of parallel-beam algorithms .
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适当增加初始卷绕角,降低切换升速,定期检测调整平行度、接触压力,自检纸管质量,可以有效改善POY退绕性能。
The unwinding performance of PET POY could be improved effectively by increasing initial helix angle , decreasing speed-up rate reasonably , check and adjust parallel periodically , contact pressure , and self-check tube quality .
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与单模或多模光纤相比,光纤准直器的光束平行度更高、光束发散角更小(小于0.25度)、工作距离更长(约10cm)、光束耦合效率对入射角更敏感。
Compared to the single-mode fiber and multi-mode fiber , collimator has higher parallel light beam , smaller beam divergence ( 0.25 °), longer working distance (~ 10cm ) and higher sensitivity coupling efficiency .
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经试验验证和数据分析,发现此现象与气缸孔和主轴孔的不平行度有很大关系,把该不平行度控制在0.02mm以内,可收到良好的效果。
The test verification and data analysis are made which reveal that the phenomenon is associated with nonparallelism between the cylinder bore and main bearing hole . Good effect can get when the parallelism is controlled within 0 . 02 mm .
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测量结果的精确度和平行度也达到了较好的水平,说明此法适合于大量样品的相对测量。
And good accuracy and reproducibility of counting results were reached .
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多光轴光学系统光轴平行度野外试验方法
Field test mathod about optical axis parallelism of multi axial system
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三坐标测量机上平行度和垂直度的精确评定
The Exact Evaluation of Parallelism and Perpendicularity on Coordinate Measuring Machine
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基于图像处理技术的定向管平行度测量
Parallelism Measurement Study of Directional Barrel Based on Image Processing Technology
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激光数字式千分尺平行度检查仪的原理及测试
Principle and Test of Laser-Numerical Tester of Parallel on Micrometer
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曲臂轴线平行度误差激光扫描测量方法
Parallelism Error Laser - scanned Measuring Method of the Bent Arm Axes
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多光轴平行度检测设备的检测误差分析
Measure Precision Analysis about Measure Equipment of Multi-optical Axis Parallelism
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线对空间回转轴线的平行度测量方法的研究
Study of Measurement for Parallelism of Line to Spatial Turning Spindle Axis
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曲臂两臂轴线平行度测量机的研制
Research on Measuring Machine of Two Axes ' Parallel Degree for Crankshaft
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盘式离心机两回转轴线的平行度测试
The Parallelism Measurement of Two Axes in a Disk Centrifuge
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轴瓦半径高度及对边平行度自动检测系统
Automatic measurement system on the axis wall height and opposite side parallelism
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激光法动态检测汽车前、后轴平行度
Laser Method to Test the Parallelism of Automobile Front and Rear Axle
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以球面波干涉原理测量不透明板的平行度
Parallelism measurement for opaque object based on the principle of spherical-wave interference