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CNC machining

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Published: 01 January 1989
Fig. 2 CNC machining center. Courtesy of Cincinnati Milicron More
Image
Published: 01 January 1989
Fig. 1 Block diagram of a CNC machine More
Image
Published: 01 January 1989
Fig. 1 Schematic of an adaptive control system incorporated into a CNC machine tool system. Source: Ref 3 More
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Published: 01 January 1994
Fig. 1 Achievable machining accuracy. CNC, computer numerically controlled. Source: Ref 4 , after Norio Taniguchi More
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Published: 31 December 2017
Fig. 1 Parameter selection process for machining. CNC, computer numerical-control More
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002487
EISBN: 978-1-62708-194-8
..., and computer numerically controlled (CNC) machining systems. It reviews general design-for-machining rules that are applicable to all parts, regardless of the type of equipment used to produce them. Special considerations for production machining systems and CNC machining systems are discussed. The article...
Book Chapter

By Yoram Koren
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002174
EISBN: 978-1-62708-188-7
... that took place in the early 1970s was the shift toward the use of computers instead of controller units in NC systems. This produced both computer numerical control (CNC) and direct numerical control (DNC). Computer numerical control is a self-contained NC system for a single machine tool including...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006574
EISBN: 978-1-62708-290-7
... Abstract Ultrasonic additive manufacturing (UAM) is a solid-state hybrid manufacturing technique that leverages the principles of ultrasonic welding, mechanized tape layering, and computer numerical control (CNC) machining operations to create three-dimensional metal parts. This article begins...
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Published: 09 June 2014
Fig. 10 Induction coils for hardening applications typically are computer numerical control (CNC) machined from a solid copper bar. Courtesy of Inductoheat, Inc. More
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Published: 01 January 1989
Fig. 3 Graphics display of a tooling fixture and component part with the associated tool path clearly defined to generate the necessary CNC machine code output. Courtesy of L. Niggemann, Schlumberger Technologies, CAD/CAM Division More
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Published: 09 June 2014
Fig. 45 Comparison of a conventional U-shaped inductor (top three images), which uses carbide guides to ride on a journal required to be hardened while a crankshaft rotates during the heating cycle, compared to a SHarP-C inductor (bottom two images) that is more rigid and robust, being CNC More
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Published: 01 January 1989
Fig. 34 CNC gear hobbing machine producing a gear More
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Published: 01 January 1989
Fig. 17 End view (a) and front view (b) of a CNC Swiss-type automatic bar machine in which a servodisk control mechanism regulates the movement of the five toolholders More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003186
EISBN: 978-1-62708-199-3
..., validation, and other overhead functions Types of Machining Equipment There are three types of machining equipment: general-purpose machine tools, production machining systems, and computer numerically controlled (CNC) machining systems. General-Purpose Machine Tools General-purpose machine...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002165
EISBN: 978-1-62708-188-7
... Vertical EDM Computer numerically controlled (CNC) machines provide additional capability in servocontrolled motion and erosion. Nearly all machines have at least three controlled axes; machines with as many as six axes are available. They have the ability to produce contoured surfaces with ball-nosed...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002176
EISBN: 978-1-62708-188-7
... the necessary CNC machine code output. Courtesy of L. Niggemann, Schlumberger Technologies, CAD/CAM Division Typically, NC programming can be done for two, two and one-half, three, four, and five axis machining and for machines including milling machines, lathes, punch presses, drilling machines...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0009153
EISBN: 978-1-62708-186-3
.... To achieve cost-effective small-batch production and prototyping of sheet metal parts, incremental sheet metal forming processes based on computer numerical-controlled (CNC) machines have been developed. The basic idea behind incremental sheet metal forming is to form sheet metal parts using a CNC forming...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005308
EISBN: 978-1-62708-187-0
... a smooth surface finish after machining. Metal patterns are typically computer numerical control (CNC) machined on conventional machine tools. However, aluminum patterns may be cast to shape. Aluminum patterns are cast to shape in plaster (ceramic) or sand molds made from wood master patterns...
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Published: 01 January 2005
Fig. 1 Information flow and processing steps in die manufacturing. CMM, coordinate measuring machine; CNC, computer numerical control; EDM, electrical discharge machining More
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002175
EISBN: 978-1-62708-188-7
... Schematic of an adaptive control system incorporated into a CNC machine tool system. Source: Ref 3 Adaptive control systems use a variety of sensors and control strategies. Depending on these factors, as well as the particular process being controlled, the AC systems can conveniently be classified...