crank shaft measurement

简明释义

曲轴测量

英英释义

例句

1.The report included detailed crank shaft measurement data from the last inspection.

报告中包括了上次检查的详细曲轴测量数据。

2.Before reassembling the engine, we need to take a crank shaft measurement.

在重新组装发动机之前，我们需要进行一次曲轴测量。

3.He used a dial indicator for precise crank shaft measurement during the setup.

他在设置过程中使用了表盘指示器进行精确的曲轴测量。

4.Accurate crank shaft measurement is crucial for optimal engine performance.

准确的曲轴测量对发动机的最佳性能至关重要。

5.The technician performed a crank shaft measurement to ensure the engine was properly aligned.

技术员进行了曲轴测量以确保发动机正确对齐。

作文

The importance of accurate measurements in engineering cannot be overstated. One critical aspect of engine design and manufacturing is the crank shaft measurement. This process involves assessing the dimensions and tolerances of the crankshaft, which plays a vital role in converting linear motion into rotational motion within an engine. A properly measured crankshaft ensures that the engine runs smoothly and efficiently, thus maximizing performance and minimizing wear and tear on engine components.Crankshafts are subjected to immense forces during operation, and any deviation from specified dimensions can lead to catastrophic failures. Therefore, engineers must employ precise techniques to carry out crank shaft measurement. This typically involves using specialized tools such as micrometers, calipers, and dial indicators to measure various aspects of the crankshaft, including its diameter, length, and straightness.Moreover, the crank shaft measurement process is not just about taking raw measurements; it also involves understanding the specifications set by manufacturers. These specifications dictate the acceptable tolerances for each measurement, ensuring that the crankshaft will function correctly within the engine assembly. If a crankshaft is found to be out of tolerance, it may need to be machined or replaced entirely, which can be costly and time-consuming.In addition to dimensional accuracy, the surface finish of the crankshaft is crucial. The surface must be smooth enough to reduce friction and wear but rough enough to retain lubrication. Engineers often use surface roughness testers during the crank shaft measurement process to ensure that the crankshaft meets the required standards.The advent of technology has significantly improved the accuracy of crank shaft measurement. Computerized measuring machines (CMM) and laser scanning technology allow for non-contact measurements that can capture even the smallest deviations in crankshaft geometry. This advancement not only speeds up the measurement process but also enhances the reliability of the data collected.Furthermore, the implications of inaccurate crank shaft measurement extend beyond performance issues. Poorly measured crankshafts can lead to increased emissions and fuel consumption, which are critical concerns in today’s environmentally conscious landscape. Therefore, manufacturers are increasingly focusing on quality control measures to ensure that their crankshafts meet stringent regulations.In conclusion, the process of crank shaft measurement is a fundamental aspect of engine manufacturing and maintenance. It requires a combination of precision, understanding of engineering principles, and the use of advanced technology. As engines become more complex and performance-oriented, the significance of accurate crankshaft measurements will only continue to grow. Engineers must remain vigilant in their measurement practices to ensure that the engines they design and manufacture operate at peak efficiency and reliability, ultimately contributing to a safer and more sustainable automotive future.

在工程中，准确测量的重要性不容小觑。发动机设计和制造的一个关键方面是曲轴测量。这个过程涉及评估曲轴的尺寸和公差，曲轴在将线性运动转化为发动机中的旋转运动方面起着至关重要的作用。正确测量的曲轴确保发动机平稳高效地运行，从而最大限度地提高性能并减少发动机部件的磨损。曲轴在运行过程中承受巨大的力量，任何偏离规定尺寸的情况都可能导致灾难性的故障。因此，工程师必须采用精确的技术来进行曲轴测量。这通常涉及使用专用工具，如千分尺、卡尺和表盘指示器，来测量曲轴的各个方面，包括其直径、长度和直线度。此外，曲轴测量过程不仅仅是获取原始测量；它还涉及理解制造商设定的规格。这些规格规定了每项测量的可接受公差，以确保曲轴能够在发动机组件中正常工作。如果发现曲轴超出公差范围，可能需要进行加工或完全更换，这可能会造成成本和时间上的浪费。除了尺寸准确性外，曲轴的表面光洁度也至关重要。表面必须足够光滑以减少摩擦和磨损，但又必须足够粗糙以保持润滑。工程师通常在曲轴测量过程中使用表面粗糙度测试仪，以确保曲轴符合所需标准。科技的进步显著提高了曲轴测量的准确性。计算机化测量机（CMM）和激光扫描技术允许非接触式测量，可以捕捉到曲轴几何形状中最小的偏差。这一进展不仅加快了测量过程，还增强了所收集数据的可靠性。此外，不准确的曲轴测量的影响不仅限于性能问题。测量不当的曲轴可能导致排放和燃油消耗增加，这在当今环保意识日益增强的背景下，是一个关键问题。因此，制造商越来越关注质量控制措施，以确保其曲轴符合严格的规范。总之，曲轴测量过程是发动机制造和维护的基本方面。它需要精确、对工程原理的理解以及先进技术的结合。随着发动机变得更加复杂和注重性能，准确曲轴测量的重要性只会不断上升。工程师必须在测量实践中保持警惕，以确保他们设计和制造的发动机以最佳效率和可靠性运行，最终为更安全、更可持续的汽车未来做出贡献。