岩石特性对多叶片圆形的磨损和切割性能的影响,用铁为基础的多层钻石段进行切割
Sohan Singh Rajpurohit1, Yewuhalashet Fissha2,3, Rabindra Kumar Sinha4
1Department of Mining Engineering, Indian Institute of Technology (Indian School of Mines), Dhanbad, 826004, India. ssrajpurohit@hotmail.com.
Scientific reports
|February 26, 2024
概括
这项研究整合了实验和机器学习,以了解钻石圆盘切割机在花岩上的性能. 关键的岩石特性,如强度和磨性,显著影响切割效率和工具磨损.
科学领域:
- 材料科学 材料科学 材料科学
- 机械工程 机械工程
- 地质地质地质地质地质地
背景情况:
- 钻石盘切割机对于加工像花岩这样的硬石至关重要.
- 了解影响切割器磨损和切割性能的因素对于优化效率和工具寿命至关重要.
研究的目的:
- 为了全面分析在花岩上的多刀片钻石盘切割机的磨损和切割性能.
- 识别和量化岩石特性对削性能的影响.
- 开发切割器磨损和切割速率的预测模型.
主要方法:
- 在各种花岩类型上使用多刀片钻石圆盘切割机进行了切割实验.
- 使用场发射扫描电子显微镜 (FESEM) 和能量散射X射线 (EDS) 进行细分磨损分析.
- 应用统计机器学习方法来将岩石参数与削性能相关联.
主要成果:
- 确定了影响切割性能的重要岩石特性,包括点负载强度指数,单轴压力强度,可变性,Cerchar磨损度指数和Cerchar硬度指数.
- 开发了预测模型,以根据这些岩石特性估计切割器磨损和切割速度.
- 建立了岩石特性和钻石盘切割机的性能之间的相关性.
结论:
- 岩石特性是钻石盘切割机磨损和花岩加工中切割性能的关键决定因素.
- 机器学习为了解岩石和切削工具之间的复杂相互作用提供了有效的工具.
- 开发的模型可以帮助选择最佳的切割参数和预测工具寿命.
相关概念视频
Abrasion Resistance of Concrete
133
Abrasion resistance is an essential characteristic of concrete that determines its durability and longevity under various wear conditions. Concrete surfaces are vulnerable to different types of abrasion. For instance, surfaces may wear down due to the constant movement of vehicles or be eroded by solids carried in water, as seen in concrete canal linings. Specific tests are conducted to measure the abrasion resistance of concrete.
One such test is the revolving disc test, where three plates...
One such test is the revolving disc test, where three plates...
133
Brick Cutting Techniques
144
Brick-cutting techniques involve various tools and methods to shape bricks for construction. A mason's hammer with a chisel-pointed end is used for basic shaping through sharp, precise strikes. For more complex shapes requiring higher precision, a power saw with a water-cooled diamond blade is used.
Cut bricks are categorized by size. Bricks cut to half their original length are called half-bats, while those cut to three-fourths their length are known as three-fourth bats.
Special types of...
Cut bricks are categorized by size. Bricks cut to half their original length are called half-bats, while those cut to three-fourths their length are known as three-fourth bats.
Special types of...
144
Mechanical Characteristics of Steel
574
The mechanical characteristics of steel are assessed through various tests that evaluate its strength, toughness, and flexibility. These tests include tension, torsion, impact, bending, and hardness assessments, each providing crucial information about steel's suitability for specific applications.
The tension test is fundamental for determining tensile strength. In this test, a steel specimen is stretched using a gripping device until it breaks. The data collected during this test are used...
The tension test is fundamental for determining tensile strength. In this test, a steel specimen is stretched using a gripping device until it breaks. The data collected during this test are used...
574
Quarrying of Stone
113
Quarrying is the process of extracting stone from a quarry, where specialized techniques are employed to remove large blocks of stone safely and efficiently. This process can involve controlled explosions or more precision-oriented methods such as cutting and drilling.
One common method involves using a diamond belt saw to cut large blocks from the quarry face. These blocks can be about 50 feet long and 12 feet high. After the initial vertical cut, drilling is performed at the base of the...
One common method involves using a diamond belt saw to cut large blocks from the quarry face. These blocks can be about 50 feet long and 12 feet high. After the initial vertical cut, drilling is performed at the base of the...
113
Toughness and Hardness of Aggregate
256
Toughness and hardness are critical properties of aggregate materials used in concrete, particularly on pavement surfaces and industrial flooring subjected to heavy loads. Toughness is defined as the aggregate's resistance to failure by impact and is measured by the aggregate impact value (AIV). For this, the aggregate impact value test is performed, wherein the impact is delivered by a standard hammer, which falls freely under its own weight onto the aggregates. The aggregates fragment in...
256
Wedges
1.1K
A wedge is a simple machine that serves various purposes, such as adjusting the elevation of structural or mechanical parts, providing stability for heavy objects, and splitting a body into two parts. This versatile tool can amplify an applied force, making it easier to manipulate large or heavy objects.
Consider using a wedge to lift a heavy slab. Here, the wedge functions by converting the applied force into a much larger force directed almost perpendicular to the initial force. This...
Consider using a wedge to lift a heavy slab. Here, the wedge functions by converting the applied force into a much larger force directed almost perpendicular to the initial force. This...
1.1K


