Research and Development on Miniature Teaching Computer Numerical Control Lathe Machine

2011 ◽  
Vol 328-330 ◽  
pp. 810-813 ◽  
Author(s):  
Hai Yun Zhang ◽  
Yu Gang Zhao ◽  
Guo Yong Zhao ◽  
Yan Rong Li ◽  
Zhong Wen Sima

An open double coordinates computer numerical control (CNC) system was developed, which was based on PC and PMAC motion controller card. A miniature and teaching CNC lathe machine was developed with a simple structure, low cost, small volume and suitability for teaching. The CNC system had the advantages of 2-axis linkage, program editing, manual operation, inching operation, simulation processing operation, automatic operation and dynamic display of the tracing. The system was based on the Windows XP platform. Its interface was friendly and it was convenient to manipulate.

2012 ◽  
Vol 229-231 ◽  
pp. 551-554
Author(s):  
Zhong Wen Sima ◽  
Hai Yun Zhang ◽  
Yu Gang Zhao

An open three coordinates computer numerical control (CNC) system was developed, which was based on PC and PMAC motion controller. A three coordinate's miniature CNC milling machine was researched with a simple structure, low cost, small volume and suitability for teaching, and so on. Meanwhile the CNC system had the advantages of 3-axis linkage, program editing, manual operation, inching operation, simulation processing operation, automatic operation and dynamic display of the trace. The system is based on the Windows XP platform and it is convenient to manipulate with friendly interface.


Author(s):  
Tsvetan Kaldashev

This paper discusses the development of a parametric (macro) program for processing a hyperbolic surface on a CNC lathe machine. Analytical dependences have been used to develop the macro program, as a result of which the CNC (computer numerical control) automatically calculates the coordinates of the intermediate points of the tool trajectory. The WHILE cycle operator is used to run the tool. Macro program functionality has been verified in a virtual environment using Vericut.


2011 ◽  
Vol 105-107 ◽  
pp. 2217-2220
Author(s):  
Mu Lan Wang ◽  
Jian Min Zuo ◽  
Kun Liu ◽  
Xing Hua Zhu

In order to meet the development demands for high-speed and high-precision of Computer Numerical Control (CNC) machine tools, the equipped CNC systems begin to employ the technical route of software hardening. Making full use of the advanced performance of Large Scale Integrated Circuits (LSIC), this paper puts forward using Field Programmable Gates Array (FPGA) for the functional modules of CNC system, which is called Intelligent Software Hardening Chip (ISHC). The CNC system architecture with high performance is constructed based on the open system thought and ISHCs. The corresponding programs can be designed with Very high speed integrate circuit Hardware Description Language (VHDL) and downloaded into the FPGA. These hardening modules, including the arithmetic module, contour interpolation module, position control module and so on, demonstrate that the proposed schemes are reasonable and feasibility.


2010 ◽  
Vol 44-47 ◽  
pp. 956-959 ◽  
Author(s):  
Wei Dong Yang ◽  
Jiang Chang

Making a study of the design of a NC inserting PC open CNC system from the aspect of hardware and software, this paper adopted a programmable multi-axis controller (PMAC) to construct a hardware platform for the open CNC system on the mode of “PC + motion controller”. Introduction was made to a kind of way of implementation of the open CNC system. The developed system can satisfy the experimental requirements of the university’s numerical control laboratory and also be used to rebuild CNC systems.


Sensors ◽  
2019 ◽  
Vol 19 (20) ◽  
pp. 4506 ◽  
Author(s):  
Hyungjung Kim ◽  
Woo-Kyun Jung ◽  
In-Gyu Choi ◽  
Sung-Hoon Ahn

In the new era of manufacturing with the Fourth Industrial Revolution, the smart factory is getting much attention as a solution for the factory of the future. Despite challenges in small and medium-sized enterprises (SMEs), such as short-term strategies and labor-intensive with limited resources, they have to improve productivity and stay competitive by adopting smart factory technologies. This study presents a novel monitoring approach for SMEs, KEM (keep an eye on your machine), and using a low-cost vision, such as a webcam and open-source technologies. Mainly, this idea focuses on collecting and processing operational data using cheaper and easy-to-use components. A prototype was tested with the typical 3-axis computer numerical control (CNC) milling machine. From the evaluation, availability of using a low-cost webcam and open-source technologies for monitoring of machine tools was confirmed. The results revealed that the proposed system is easy to integrate and can be conveniently applied to legacy machine tools on the shop floor without a significant change of equipment and cost barrier, which is less than $500 USD. These benefits could lead to a change of monitoring operations to reduce time in operation, energy consumption, and environmental impact for the sustainable production of SMEs.


2012 ◽  
Vol 569 ◽  
pp. 652-656 ◽  
Author(s):  
Ya Zhang ◽  
Qin He Zhang ◽  
Xiu Zhuo Fu ◽  
Chun Xing Zhang

Piezoelectric self-adaptive micro-EDM can improve machining efficiency of micro-EDM effectively. To meet the requirements of micro-EDM, a computer numerical control (CNC) system based on personal computer (PC) and Mercury C863 controller is developed. The hardware structure and software structure of the CNC system are discussed in the paper. Algorithms and functions of the software are also analyzed. The CNC software is successfully designed with VC++ (2010). Extensive experiments show that the CNC system is reliable, stable, efficient and high accuracy. The new micro-EDM CNC system has a short development time and a low cost.


2011 ◽  
Vol 120 ◽  
pp. 108-113
Author(s):  
Hua Long ◽  
Yong Xin Luo ◽  
Xiao Long Shen ◽  
Bei Chen Zhao

In order to study the highly efficient and stable cutting of computer numerical control lathe (CNC lathe), this paper established a dynamics model of chatter turning system on tool side, and analyzed the influences of the chatter stable lobes about the CNC lathe system’s overlap coefficient, cutting rigidity coefficient in unit width, main vibration system’s damping ratio, and observed the chatter effects about the chatter stable lobes in different regions by experimental methods. Research shows that the choice of the cutting speed in the stable regions can significantly increase the cutting width, and improve the efficiency of cutting.


Alloy Digest ◽  
1998 ◽  
Vol 47 (9) ◽  

Abstract UGIMA NSU and UGIMA 303 are the same grades designated differently for the European and North American markets, respectively. They are resulfurized grades with calcium added. Carefully controlled steelmaking results in a composition with oxides that have a low melting point and produce a lubricating effect during machining. Gains in the cutting conditions of 25 to 50% are typical on computer numerical control (CNC) lathe or classical machine work. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-709. Producer or source: Ugine-Savoie. Originally published March 1998, revised September 1998.


Alloy Digest ◽  
1998 ◽  
Vol 47 (10) ◽  

Abstract UGIMA 4570 is a resulfurized grade with calcium added. The steelmaking is carefully controlled and produces a composition with low-melting-point oxides, which produce a lubricating effect during machining. Gains in the cutting condition of 30 to 70% are typical on computer numerical control (CNC) lathe or classical machine work. The alloy is similar to UGIMA NSU but contains additional copper. This datasheet provides information on composition and physical properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-713. Producer or source: Ugine-Savoie. Originally published April 1998, revised October 1998.


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