CNC machining is one of the important part of the CAD/CAM technology. In modernmanufacturing, the complexity of processing parts is increasing and CNC technologycontinuously improve, the CNC program code also become more complex. So thenecessity of verifing the correctness is increasingly high. Graphic simulation technology inCNC machining is a way to simulate the processing of
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The characteristic of open is one of the main research arrears and key techniques of CNC system. The purpose of research on open CNC system is to establish a new type of modular, reconfigurable and scalable control system to enhance the flexibility of CNC system. As a result, CNC system can be responsive to the
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Numerical control (NC) machine tool is on basic and kernel ground in modern manufacturing system(MMS).The key to approach continuous development is to accelerate and advance NC technique. With the fast development of embedded system and micro computer technology and integrate circuit, High performance 32-bits embedded CPU becomes more and more popular, With its high speed
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Under the development of the current network technology, Networked CNC has been imperative. Previous interface information between CNC system and design systems is the ISO6983 standard, that is, using G, M code of the NC program. The standard does not include parts geometry, tool path generation, tool selection, and other information which made a bottleneck
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1. IntroductionCNC system is the Control core of the CNC machine. The reliability of the CNC system is the quality attribute by the most concerned when most users want to purchase products. And if the reliability is well or not is the key of our homemade NC industries survival. The availability research on the CNC
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With the development of bus and interface technology, how to transfer data in a more reliable, faster and more convenient way in the manufacturing workshop has become one of the key research topics in numerical control manufacturing field. The USB technology, with its outstanding features such as high speed, reliability and universality has enjoyed a
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The crankshafts are the key components for automobile engines and other internal-combustion engines, they are in great demand, various in kinds and strict demands for precision. Their machining quality determines the quality of engines, which directly influences the quality of car products; their machining efficiency determines the competitive power of automobile industry. Because the technics
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The crankshafts are the key components for automobile engines and other internal-combustion engines, they are in great demand, various in kinds and strict demands for precision. Their machining quality determines the quality of engines, which directly influences the quality of car products; their machining efficiency determines the competitive power of automobile industry. Because the technics
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This paper is focused on how to improve the machining accuracy of NC machine tools and product quality and the whole level of manufacture and bring into better play the advantages of NC machine tools facing the needs of fast spread and development of NC machine tools,and research decoding method of finish machining program to
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Flexibility, intelligence and network present are becoming the key characteristics of CNC technology in the field of modern manufacturing. These illustrate the trends of CNC system: from special and close structure to general and open architecture; from single function to integrated and complex function; from only being controlled positively to being intelligent and from isolated
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