nc造句
31 Oliver Smithies, University of North Carolina at ChapelChapel Hill, NC.
32 In order to improve servo accuracy of NC machine tool feeding system, a method of vector control was put forward for servo-motor control and the mathematical model of AC servo system was set up.
33 Introduced a method of NC machining tool - path generation based on scattered data model.
34 While the programming applies multi-ply subroutine flexibly, the most efficacies of NC machine tools can be exerted fully.
35 However, students should be made aware of the basics of NC before being exposed to the more recent developments of computerized numerical control(CNC) and direct numerical control(DNC).
36 The paper introduces the techniques on an integrated CAD/CAM system developed by the writers for auto-generating NC codes of Turret Type CNC Punch Press.
37 The influence of NC program origin to positional alignment between holes of work piece was recounted.
38 The results showed: 1. PD group had hypercoagulable state than NC group. The prothrombotic state in PD patients was most severe in contrast with CRF patients and HD patients.
39 This article has described the application of the cycle program in NC boring machine and lathe with some actual examples.
40 Nc equipment tower: main products are nc machining automatic production line, nc Angle Angle, CNC machining semi-automatic production line, nc drill connecting Angle plate processing equipment, etc.
41 This paper introduces the design method of the program editor in a NC system.
42 Automatic NC Saw applicable to mass production and continuous cutting.
43 Based on the characteristics of numerical control program and compiler, a means was presented for the structure and design of NC code translator module and the implement technology was described.
44 Shining nc - Ni films are prepared with the electric brush plating technology.
45 The work covers:1 , Researches on tool path arrangement and generating algorithm for NC machining.
46 In rough cut of NC milling of helicoid, there are many defects when the generic programming means, for example, longer cutting time, inefficient , exigent tools are used.
47 This subject introduce a kind of auto- reversible tap holder which used in NC machines.
48 Now multi - spindle NC machining is the most effective method for large sculptured surfaces parts.
49 In this article, a method of NC ECM mold cavity using rotative tool electrode was introduced.
50 A data driven method is put forward in the paper to replace the conventional man-machine interactive system in the treatment of modeling and to generate NC code automatically.
51 With NC cutting plate machine, CNC punch, CNC bending machines, CNC machine circle round, NC thermal machine, CNC laser cutting machine and a series of advanced numerical control equipment.
52 NC plasma cutter is typically a mechanical and electrical integrated equipment, which applies the latest scientific and research results in each technological area concerned.
53 To improve the efficiency decreased by feed rate in traditional NC program, a NC program optimization system is developed for rough milling process.
54 After the artificial process plans, this kind of data file is used to generates NC codes automatically.
55 This paper describes the development of VMT (Virtual NC Machine Tool) and its functions in the virtual manufacturing.
56 Furthermore, an NC program of dealing with complex curve contact rollers has been developed.
57 In 5 - axis NC machining of free-form surfaces, interference detection is a critical problem.
58 The general manual programming and computer aided programming are not good for the NC manufacture of cam. The macro-programming can simply and effectively process the cam.
59 PPM can transform the intermediate file into an NC machi...
60 A design model of NC code complier based on ANother Tool for Language Recognition(ANTLR)was presented, which adopted the Extended Backus Naur Form(EBNF)to define the NC program syntax rule.
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