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Operational model of full size Antikythera mechanism

机译:全尺寸Antikythera机制的操作模型

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摘要

The construction of the original model of the Antikythera Mechanism is placed during the 2nd century B.C. The discovery of its remains, which took place the year 1900 A.C., initiated an ongoing research so as to determine the facts that govern its operation along with the purpose that it served. It is the first device of the ancient world in which gears are used, with the form that are used in modern applications. In the present work, a new design study is attempted, following an engineering approach and incorporating the most recent findings that came to light. Final purpose is the construction of an operational replica in real dimensions and as close to the prototype as possible. The new findings relate to the gears, redefining the dimensions of their basic geometry. The design of the pointers of Meton and Saros, the two spiral scales of the back plate, was revised. In addition, the ability to distinguish new parts of the written text on the door and scale plates, revealed new information regarding the measuring values of the Mechanism. The model and its several parts were designed parametrically intending to a geometrically flexible final output. The related geometries among the parts are constrained to each other. In this method conduced greatly the use of the tools provided by the modern 3D CAD systems. Having reached a final form for the proposed model follows the simulation of the movement of the different parts in the assembly and the operational check prior to the construction. Finally, manufacturing designs are generated so as for the last part of the design study to take place, which is the manufacture of the model. With the approach that was followed in every step of the study, the derived model is one of the most consistent constructed models yet, by means of form, dimensioning, material, assembling and inscriptions that brings on its plates.
机译:Antikythera机制的原始模型的建造时间是在公元前2世纪。发现遗骸的时间是公元1900年,开始了一项正在进行的研究,以便确定控制其运作以及其服务宗旨的事实。它是古代世界上第一个使用齿轮的设备,其形式与现代应用相同。在目前的工作中,尝试采用一种工程方法并结合最新发现的结果进行新的设计研究。最终目的是构建实际尺寸且尽可能接近原型的可操作副本。新发现与齿轮有关,重新定义了其基本几何尺寸。修改了背板的两个螺旋刻度Meton和Saros的指针设计。此外,在门和刻度板上区分文字的新部分的能力揭示了有关该机构测量值的新信息。该模型及其几个部分经过参数化设计,旨在获得几何上灵活的最终输出。零件之间的相关几何形状相互约束。在这种方法中,极大地促进了现代3D CAD系统提供的工具的使用。在对拟议模型的最终形式进行了模拟之后,对装配中不同零件的运动进行了仿真,并在施工前进行了操作检查。最后,将生成制造设计,以便进行设计研究的最后一部分,即模型的制造。通过研究的每个步骤所采用的方法,通过其模板上的形式,尺寸,材料,装配和铭文,派生模型是迄今为止最一致的构造模型之一。

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  • 作者单位

    Laboratory for Machine Tools and Manufacturing Engineering, Mechanical Engineering Department, Aristotle University of Thessaloniki, Thessaloniki, Greece;

    Laboratory for Machine Tools and Manufacturing Engineering, Mechanical Engineering Department, Aristotle University of Thessaloniki, Thessaloniki, Greece;

    Laboratory for Machine Tools and Manufacturing Engineering, Mechanical Engineering Department, Aristotle University of Thessaloniki, Thessaloniki, Greece;

    Department of Physics, Section of Astrophysics, Astronomy and Mechanics, Aristotle University of Thessaloniki, Greece;

    Laboratory for Machine Tools and Manufacturing Engineering, Mechanical Engineering Department, Aristotle University of Thessaloniki, Thessaloniki, Greece;

    Department of Physics, Section of Astrophysics, Astronomy and Mechanics, Aristotle University of Thessaloniki, Greece;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    natural philosophy; logic; mechanics; mechanism design; engineering education;

    机译:自然哲学;逻辑;技工机制设计;工程教育;

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