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2010 Vol. 53, No. 22
Published: 2010-11-15
FEATURE
FIGURE
NEW VIEWPOINT
RESEARCH
COVER STORY
 
       FEATURE
19 Finite Element Simulation of Metal Cutting Process
DOI: 10.16080/j.issn1671-833x.2010.22.008
2010 Vol. 53 (22): 19-24 [Abstract] ( 84 ) HTMLNew PDF (1646 KB)  ( 428 )
       COVER STORY
36 Manufacturing and Repair Technology for Compressor Rotor Blade
DOI: 10.16080/j.issn1671-833x.2010.22.011
2010 Vol. 53 (22): 36-39 [Abstract] ( 55 ) HTMLNew PDF (1535 KB)  ( 462 )
       NEW VIEWPOINT
44 Application of On-Line Measurement Technology in NC Machining Process
DOI: 10.16080/j.issn1671-833x.2010.22.025
2010 Vol. 53 (22): 44-46 [Abstract] ( 52 ) HTMLNew PDF (1199 KB)  ( 311 )
       RESEARCH
48 Research and Development of Optimization of NC Machining Parameters
DOI: 10.16080/j.issn1671-833x.2010.22.026
The necessity and research development of the optimization of NC machining parameters is analyzed. Problems, probable solutions, development trend of the optimization research of NC machining parameters are reviewed. And some useful research directions are proposed.
2010 Vol. 53 (22): 48-51 [Abstract] ( 59 ) HTMLNew PDF (957 KB)  ( 654 )
52 Research on Application of Standard Manufacture of Beam-Rib in Aircraft Wing Box
DOI: 10.16080/j.issn1671-833x.2010.22.013
The standard process which is used to manufacture bean-ribs of aircraft wing box is described. It standardizes the operation procedure in manufacture through the standard application about machining period of parts, technology method, machine selection, quick-clamped fixture design, procedure parameter optimization, measure method, manufacture quality and so on, in order to achieve greater efficiency and quality of NC machining.
2010 Vol. 53 (22): 52-55/75 [Abstract] ( 50 ) HTMLNew PDF (1548 KB)  ( 264 )
56 Research on Optimization of NC Machining Cutting Parameter#br#
DOI: 10.16080/j.issn1671-833x.2010.22.027
By taking DMC60H Horizontal machining center as a test platform, processing of the shell to aluminum alloy parts as study object, NC milling test data is extracted, and BP neural network is used to build optimization model for NC milling parameters. Production proves that NC milling parameter optimization method presented is practical and advanced. It can improve the processing efficiency and is also greatly signifi cant for realizing efficiency optimization.
2010 Vol. 53 (22): 56-58/85 [Abstract] ( 48 ) HTMLNew PDF (1346 KB)  ( 194 )
59 Research and Application of Tool Wear Detection Technology
DOI: 10.16080/j.issn1671-833x.2010.22.014
The pictures of rear face wear of cutting tool are taken by wear detection technology. The wear status is analyzed and wear amount is decided based on wear pictures. The simulation of long-time cutting tool wear is realized by the method combined with discrete cutting tool wear process and FE simulation. The principle, construction and detection process of wear detector are introduced. And the initial application of wear detector in cutting parameter optimization of diffi cult-to-cut material and new cutting tool selection is carried out.
2010 Vol. 53 (22): 59-63 [Abstract] ( 47 ) HTMLNew PDF (1835 KB)  ( 415 )
64 To Improve Management of NC Cutting Tool, To Promote Effi ciency of NC Machine Tool
DOI: 10.16080/j.issn1671-833x.2010.22.028
From the view of promoting efficiency of NC machine tools and improving process, the solution of NC cutting tools management system is described, including the activities of management, existing problems, key technology, construction of information system, enterprise application, etc. The importance of application knowledge and collaboration in NC cutting tools management is emphasized.
2010 Vol. 53 (22): 64-68/79 [Abstract] ( 60 ) HTMLNew PDF (1413 KB)  ( 342 )
69 Application of Structure Optimization Technology in Innovation Design of Product
DOI: 10.16080/j.issn1671-833x.2010.22.009
Optimization design could combine the modern design theory with the design work which is tested by long practice. On the condition of ensuring the products reaching some performance target and filling the stated condition of restriction, and via changing some design variables which can be allowed to change, the performance and guide line of the production could achieve the expected value of the needs. It is very important to comprehensively apply topology method and dimension optimization in innovation design of the product structure, and it can be propitious to exert the innovation ability of the designer, at the same time, it should be enhance the market competition ability of manufactures, so much as reacting the design process of the products.
2010 Vol. 53 (22): 69-71 [Abstract] ( 48 ) HTMLNew PDF (1299 KB)  ( 137 )
72 Analysis of Key Component of Large Composites Fiber Placement Machine
DOI: 10.16080/j.issn1671-833x.2010.22.015
The key components of large composites fiber placement machine are calculated and analyzed. The overall structure of mesh and load constraints of fiber placement machine are introduced. The deformation and the deformation of linear motion accuracy are caused by the weight of the fiber placement machine when the beams and fiber placement head are in a different working position. Analysis of data on key components of fiber placement machine provides a theoretical basis for structural optimization, in particular, anti-deformation of beam design provides important data.
2010 Vol. 53 (22): 72-75 [Abstract] ( 50 ) HTMLNew PDF (1422 KB)  ( 183 )
76 Application Research on Modularization Design of NC Machine Tool in Aviation Industry
DOI: 10.16080/j.issn1671-833x.2010.22.016
The modularization design of machine tools is introduced, and the application in design of NC machine Tool in aviation industry is discussed.
2010 Vol. 53 (22): 76-79 [Abstract] ( 52 ) HTMLNew PDF (1111 KB)  ( 176 )
80 Modal Analysis of Large Composite Fiber Placement Machine
DOI: 10.16080/j.issn1671-833x.2010.22.002
By modal analysis of three-dimensional solid structure of large composite fiber placement machine, the structural weaknesses are gotten. In addition, the analysis results provide the accurate design of structural rigidity.
2010 Vol. 53 (22): 80-81/94 [Abstract] ( 68 ) HTMLNew PDF (1295 KB)  ( 210 )
82 Experimental Study on High-Speed Groove-Milling of CFRP
DOI: 10.16080/j.issn1671-833x.2010.22.017
Based on the experiment on high-speed groove-milling of carbon fibre reinforced plastics(CFRP),the exponential formula of milling force is obtained through regression analysis method.The regulation of the milling force influenced by the spindle speed,feed rate and cutting depth is obtained.And the regulation of burrs infl uenced by the negative and positive helix direction of cutting tool is also analyzed.
2010 Vol. 53 (22): 82-85 [Abstract] ( 69 ) HTMLNew PDF (1364 KB)  ( 300 )
86 Dynamic Cutting Force Prediction and Analysis Infl uence for Milling Titanium Alloy
The instantaneous expression of milling force is established and the cutting force coefficients are determined by TC4-DT milling experiment. The results and factors of predicted forces with different milling parameters are analyzed and an error compensation method is given, which provides a theory for the deformation control of milling titanium thin-wall workpieces.
2010 Vol. 53 (22): 86-88 [Abstract] ( 48 ) HTMLNew PDF (1306 KB)  ( 264 )
98 Comparison Experimental Research on Spinning Force Algorithm
DOI: 10.16080/j.issn1671-833x.2010.22.005
The results of spinning-force algorithm are different.By the new structure of three rollers vertical spinning machine, the design of calibration experiment and the dynamic spinning experiment are designed to analyze the difference. Statistical analysis of the experimental results obtained for the existing experimental data, and the modifi ed spinning force algorithm selected to provide the effective reference.
2010 Vol. 53 (22): 98-100 [Abstract] ( 53 ) HTMLNew PDF (1228 KB)  ( 187 )
101 Development and Application of Optimized Cutting Parameter Database System
DOI: 10.16080/j.issn1671-833x.2010.22.019
Through analyzing current national cutting parameter database, template mechanism "alive" database is forwarded,which is based on B/S structure,data structure can be tailored for the input and inquire of data. Technical system is brought in which can optimize and review the cutting parameter. The development of this system is very important to speed the application of cutting technique.
2010 Vol. 53 (22): 101-104/117 [Abstract] ( 55 ) HTMLNew PDF (1711 KB)  ( 477 )
105 Design and Implementation of Composite Material Database System of Typical Structure and Processing Technology
DOI: 10.16080/j.issn1671-833x.2010.22.022
According to the requirements in key part manufacturing of carbon fi ber composites in the field of aerospace, the typical structures including the holes, opening and trimming of the composites material component are analyzed and the typical processing tools and process parameters of structures in composite material are optimized. An integrated, network, open, easy to extend typical structure of effi cient processing technology database is constructed including the processing tools of carbon fiber composites, the typical processing structure, processing and quality evaluation of damage, processing parameters and processing methods.
2010 Vol. 53 (22): 105-107/125 [Abstract] ( 54 ) HTMLNew PDF (1347 KB)  ( 126 )
108 Application of Compensation for Spindle Elongation in High-Speed NC Machine Tool#br#
DOI: 10.16080/j.issn1671-833x.2010.22.029
The compensation system for the spindle elongation of high-speed NC machine tool is designed and implemented in this paper. The analysis of high-speed spindle elongation principle is presented. And the specifi c measures and implementing methods of axis compensation are put forward, and PLC controlling program is made. Test data shows the feasibility of this compensation method. Application of this method improves the machining precision, and this method can be promoted widely.
2010 Vol. 53 (22): 108-110 [Abstract] ( 57 ) HTMLNew PDF (1132 KB)  ( 227 )
111 TM Electrical Control of 4-Axis Machining Center Based on Fanuc System
DOI: 10.16080/j.issn1671-833x.2010.22.030
The design of ATC electrical control system for a four-axis machining center G4 1230 AJ base on Fanuc 0i CNC is presented. The method of the tool magazine controlled by PMC under FANUC 0i is introduced,with managing the information of PMC interface to achieve the automatic tool change.
2010 Vol. 53 (22): 111-113/120 [Abstract] ( 53 ) HTMLNew PDF (1497 KB)  ( 503 )
114 Design of Feed Drive System in 4-Axis CNC Gantry Machining Center#br#
DOI: 10.16080/j.issn1671-833x.2010.22.031
Feed drive system is responsible for transferring torque and speed and is an important part of CNC machine tool, and its transmission accuracy, sensitivity and stability will directly affect the manufacturing quality of workpieces. It needs to have characteristics of no clearance, low friction, low inertia, high rigidity, high resonance and the appropriate damping ratio in order to ensure its accuracy and stability.
2010 Vol. 53 (22): 114-117 [Abstract] ( 58 ) HTMLNew PDF (1510 KB)  ( 363 )
118 Control Technique of Torque Motor Based on SIEMENS 611D
DOI: 10.16080/j.issn1671-833x.2010.22.020

The application of the torque motor in the aviation manufacture equipment as well as the control technology are introduced briefly. The parameter configuration and optimization of the speed loop and the position loop under SIEMENS 611D all-digital servo system are emphasized. The practice for the application of the torque motor is presented.
2010 Vol. 53 (22): 118-120 [Abstract] ( 47 ) HTMLNew PDF (1265 KB)  ( 215 )
121 Design of Deep and Thin Hole Drilling Clamp for Veering Pump Shell
DOI: 10.16080/j.issn1671-833x.2010.22.006
According to drilling deep and thin holes of veering pumps, the process of clamp design is introduced systemly. A set of special clamp is successfully applied into the drilling of angular holes. Using fi xed oriented device can not only ensure the drilling accuracy of deep and thin holes, but also improve the rigidity of tools.
2010 Vol. 53 (22): 121-122/129 [Abstract] ( 53 ) HTMLNew PDF (1251 KB)  ( 324 )
123 Using GPRS Network to Realize Long-Distance Monitoring
DOI: 10.16080/j.issn1671-833x.2010.22.032
The GPRS technology is illuminated in detail. The GPRS technical characteristics is especially introduced, such as the network architecture, the issues to further consider when we use the GPRS technology; and the application case which uses GPRS net to achieve long-distance monitoring of water resources is also introduced.
2010 Vol. 53 (22): 123-125 [Abstract] ( 56 ) HTMLNew PDF (1170 KB)  ( 348 )
126 Information Security System and Executive Plan of Digitization Manufacturing Enterprise
DOI: 10.16080/j.issn1671-833x.2010.22.024
Based on the safety requirement characteristics of digitization manufacturing enterprise, security system for digitization enterprise information is built systematically, and many security plans are incorporated into the system. A set of integrated solutions plan is forwarded for digitization enterprise data and information security issues, which achieve fi gure identifi cation, equipment centralized control, document authority management, document encryption, security audit, and greatly improve the security for the internal data and information of enterprise. A type of information security executive plan for digitization enterprise is presented, which ensures the information security of internal business applications system.
2010 Vol. 53 (22): 126-129 [Abstract] ( 52 ) HTMLNew PDF (1040 KB)  ( 201 )
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