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相关概念视频

Errors in Taping01:18

Errors in Taping

40
Errors in taping arise from multiple factors that can significantly impact measurement accuracy in surveying. Misalignment of the tape, often due to human error, is one primary source. A skilled rear tapeman, using a telescope, can help correct alignment by guiding the head tapeman; however, human limitations still lead to small inaccuracies. These errors may include misplacement of pins or inaccurate tape readings due to common visual confusions, such as mistaking a six for a nine. Such...
40
Taping Over Different Ground Profiles01:12

Taping Over Different Ground Profiles

39
Taping over varying ground profiles requires careful adaptation to achieve accurate measurements. On smooth, level ground with minimal vegetation, the tape can rest directly on the ground. Here, the taping team, typically consisting of a head and a rear tapeman, coordinates their positions with clear communication. The rear tapeman holds the tape at the starting point and guides the head tapeman toward a range pole placed beyond the endpoint, using hand or voice signals to ensure alignment.On...
39
Adjusting a Traverse01:12

Adjusting a Traverse

77
In the site survey of a four-sided traverse, internal angles are essential to ensure geometric accuracy. The survey revealed that the sum of the measured internal angles was 359 degrees and 48 minutes, which is 12 minutes less than the expected 360 degrees. This discrepancy signals an error likely arising from measurement inaccuracies during the fieldwork.To rectify this error, the adjustment process involved distributing the 12-minute shortfall equally across the four internal angles. By...
77
Atomic Force Microscopy01:08

Atomic Force Microscopy

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Atomic force microscopy (AFM) is a type of scanning probe microscopy that can analyze topographic details of various specimens like ceramics, glass, polymers, and biological samples. AFM offers over 1000 times more resolution than the optical imaging system. Images generated from AFM are three-dimensional surface profiles, offering an advantage over the flat, two-dimensional images from other imaging techniques.
The AFM Probe
The probe is regarded as the heart of any AFM setup and comprises the...
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Precision Measurements and Parametric Models of Vertebral Endplates
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智能点击机:点击几何检查检查

En-Yu Lin1, Ju-Chin Chen2, Jenn-Jier James Lien1

  • 1Department of Computer Science and Information Engineering, National Cheng Kung University, Tainan 701, Taiwan.

Sensors (Basel, Switzerland)
|September 28, 2023
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概括
此摘要是机器生成的。

本研究引入了一种视觉检查方法,以评估自来水龙头的磨损,并确定最佳的更换或重新磨削时间,提高工业金属加工效率. 这种新方法分析了水龙头的角度和磨损,超越了简单的缺陷检查,以更好地预测工具寿命.

关键词:
线程去除的数量 线程去除的量清除角度的清除角度是什么圆的角度 圆的角度切割角度 切割角度 切割角度工具的长度是工具的长度.这是一个很棒的节目. tap tap tap tap tap tap.敲打敲打,就是敲打.牙表面积 牙表面积 牙表面积 牙表面积

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科学领域:

  • 制造业 工程 制造工程
  • 材料科学 材料科学 材料科学
  • 计量学 计量学 计量学

背景情况:

  • 目前的工业金属加工严重依赖于水龙头,取代的决定基于经验.
  • 现有的水龙头检查方法专注于切削边缘缺陷,忽视了切削角度和材料移除等关键参数.
  • 机器视觉是智能制造中的关键技术,用于视觉检查任务.

研究的目的:

  • 提出一种新的视觉检查方法,用于评估水龙头的状况,并确定更换或重新磨砂的必要性.
  • 通过分析外部水龙头特征来开发水龙头寿命系统,以评估磨损和耐用性.
  • 引入一个新的参数",线程移除量",用于自来水管磨损的评估.

主要方法:

  • 使用单个图像来分析水龙头的轴承表面,以识别切割角度,空隙角度和圆角度.
  • 检查水龙头的侧面,以计算每个的磨损.
  • 应用统计分析来预测生产线中的水龙头寿命.

主要成果:

  • 拟议的方法允许从单个图像中识别切割角,空隙角和角.
  • 每个尖端的磨损可以通过检查水龙头的侧面来计算.
  • 测试误差为16微米,60个敲击周期相当于8秒的电磨.

结论:

  • 对外部龙头特征的视觉检查为确定更换或重新磨砂需求的传统方法提供了可行的替代方案.
  • 开发的方法有助于创建一个水龙头寿命系统,用于估计不同材料的耐用性.
  • 引入"线程移除量"为工业应用中的水龙头磨损分析提供了一个新的指标.