2) rail wears
钢轨磨损
1.
The dynamic effect of the rail fastener on wheel/rail system transverse vibration characteristics and rail wears in curved track is investigated when the lateral .
在一系列假定的基础上 ,利用MATLAB的Simulink语言编制轮轨动力作用程序 ,通过改变钢轨扣件横向刚度 ,观察其对轮轨系统横向振动特性及钢轨磨损的影响。
3) partial side wear of rail head
轨边磨损
4) wear of rail/wheel
轮轨磨损
5) Flexible Bend Abrasion
曲轨磨损
6) slideway grinder
导轨磨床
1.
A new concept used for designing large-scale and high-precision NC slideway grinders (named self-collimation slideway grinders) was introduced to eliminate thermal deformation of them.
为消除导轨磨床的热变形,采用新思想设计出大型高精度数控导轨磨床———自准直导轨磨床。
2.
"Crawlirg" can be found in the installation and adjustment of precision machine tools, such as slideway grinder,and as a result, the working precision is severely affected.
导轨磨床等大型精密机床在安装调试时工作台运动常常会产生“爬行”现象,它严重地影响机床的工作精度。
补充资料：导轨磨床
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主要参数内容 | 国际先进 | 国内先进 | 国内一般 | 国内落后 | 评定方法及说明 | ||
（一）加工精度（mm） | 参照GB5288-84、ISO4703-1984 | ||||||
试件装夹总长度 | |||||||
1、2000mm | ＜0.01 | 0.01 | 0.01 | ＞0.01 | |||
2、2000~5000mm | ＜0.015 | 0.015 | 0.015 | ＞0.015 | |||
3、5000~8000mm | ＜0.02 | 0.02 | 0.02 | ＞0.02 | |||
4、8000mm以上 | ＜0.025 | 0.025 | 0.025 | ＞0.025 | |||
（二）自动化程度 | |||||||
数控装置 | 有 | 有 | 无 | 无 | |||
（三）噪声dB（A） | ≤80 | 80~81 | 82~83 | ＞83 | |||
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条