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Mapping positional accuracy for milling machine table
Published 2021-12-01Subjects: Get full text
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Money, the market, and the military origins of the American System
Published 2025-01-01Subjects: Get full text
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The study of the dynamic displacement of the table of a jig boring machine under load
Published 2024-02-01Subjects: “…cnc machine tools…”
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Framework for Holistic Online Optimization of Milling Machine Conditions to Enhance Machine Efficiency and Sustainability
Published 2024-02-01Subjects: “…machine tools…”
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Research on cutting mechanism and process optimization method of gear skiving
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Effect of Stiffness of Rolling Joints on the Dynamic Characteristic of Ball Screw Feed Systems in a Milling Machine
Published 2015-01-01“…Then, a finite element (FE) model is established for the machine tool. The correctness of the FE model and the stiffness calculation method of the rolling joints are validated by theoretical and experimental modal analysis results of the machine tool’s workbench. …”
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Latest Lessons from the Bankruptcy of State-Owned Enterprises (SOEs) in China: An Interpretative Structural Model (ISM) Approach
Published 2022-01-01“…During the transformation from a planned to a market economy, plenty of Chinese SOEs fell into trouble. Dalian machine tool group (DMTG) who was once a leading enterprise in the Chinese machine tool industry bankrupted in 2017. …”
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POSSIBILITY OF APPLICATION OF SODIUM SILICATE IN MOULDING AND CORE SAND MIXTURES IN ART CASTING
Published 2017-07-01“…The possibilities of application of sodium silicate and phosphate binder for production of large forms and cores in machine-tool industry are considered in the article.…”
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31
Dynamic Modeling and Simulation of a Super-High-Speed Circumferential-Flux Hysteresis Motor
Published 2013-01-01“…There is an interest in super-high-speed motors in industry applications such as gyroscope, micro gas turbines, centrifuge, machine tool spindle drives, and information storage disk drives. …”
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On the Free Vibration Modeling of Spindle Systems: A Calibrated Dynamic Stiffness Matrix
Published 2014-01-01“…The effect of bearings on the vibrational behavior of machine tool spindles is investigated. This is done through the development of a calibrated dynamic stiffness matrix (CDSM) method, where the bearings flexibility is represented by massless linear spring elements with tuneable stiffness. …”
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Study of Complex Helical Drill with a “S” Type Chisel Edge Tip Orient to Carbon Fiber Reinforced Plastics
Published 2021-01-01“…In this paper, a complex helicoids’ drill tip of “S” type chisel edge grinded with a three-parallel universal CNC grinding machine tool is carefully studied to obtain the optimum drill bit tip geometry parameters. …”
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Dynamic Analysis and Fabrication of Single Screw Conveyor Machine
Published 2022-01-01“…The design and development of machine tools play a vital role in the current economic growth. …”
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Gaussian Pyramid for Nonlinear Support Vector Machine
Published 2022-01-01“…This paper proposes a fast and less time and memory-consuming algorithm to solve the problems represented by a nonlinear support vector machine tool, based on generating a Gaussian pyramid to minimize the size of the dataset. …”
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Innovative Transformations of Science-Intensive Industries in the National Economy of Azerbaijan: from Engineering to a Developed ICT Sector
Published 2023-06-01“…If until 1990 the science-intensive industries of Azerbaijan were oil engineering, machine tool building, shipbuilding, instrument making, electrical engineering, then since 2013 Azerbaijan has become a space power and science-intensive and high-tech industries have become telecommunications and the ICT sector. …”
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Suppression of Thrust Fluctuation of a New Ironless Tubular Permanent Magnet Synchronous Linear Motor Based on the Halbach Array
Published 2021-01-01“…The distortion of its waveform causes thrust fluctuation during the operation of the motor, resulting in poor machining accuracy of the machine tool. To solve this problem, this paper proposes a new chamfered permanent magnet structure (CPMS) to improve its performance. …”
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Remaining Useful Life Prediction of Milling Tool Based on Pyramid CNN
Published 2023-01-01“…Remaining useful life prediction of a milling tool is one of the determinants in making scientific maintenance decision for the CNC machine tool. Predicting the RUL accurately can improve machining efficiency and the quality of product. …”
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Trace Ratio Criterion-Based Kernel Discriminant Analysis for Fault Diagnosis of Rolling Element Bearings Using Binary Immune Genetic Algorithm
Published 2016-01-01“…The rolling element bearing is a core component of many systems such as aircraft, train, steamboat, and machine tool, and their failure can lead to reduced capability, downtime, and even catastrophic breakdowns. …”
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