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Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006034
EISBN: 978-1-62708-175-7
... Abstract Powder metallurgy compacting presses usually are mechanically or hydraulically driven, but they can incorporate a combination of mechanically, hydraulically, and pneumatically driven systems. This article provides a comparison of mechanical and hydraulic presses based on the cost...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005112
EISBN: 978-1-62708-186-3
... Abstract This article describes the various types of press construction and the factors that influence the selection of mechanically or hydraulically powered machines for producing parts from sheet metal. Presses are broadly classified, according to the type of frame used in their construction...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003973
EISBN: 978-1-62708-185-6
..., and computer-controlled hammers. It describes the three basic designs of high-energy-rate forging (HERF) machines: the ram and inner frame, two-ram, and controlled energy flow. The article reviews forging mechanical presses, hydraulic presses, drive presses, screw presses, and multiple-ram presses...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003979
EISBN: 978-1-62708-185-6
... close-tolerance forgings conventional forgings friction hammers heating equipment lubrication presses shape complexity trimming CLOSED-DIE FORGING, or impression-die forging, is the shaping of hot metal completely within the walls or cavities of two dies that come together to enclose...
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Published: 01 December 2008
Fig. 4 Schematic of THT Presses' Subliquidus Casting (SLC) process. Source: Ref 3 More
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Published: 01 December 1998
Fig. 2 Four types of drive-and-clutch arrangements for mechanical presses More
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Published: 01 December 1998
Fig. 4 Operating principles of various drive systems for mechanical presses More
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Published: 01 December 1998
Fig. 7 Two basic designs of screw presses. (a) Friction-drive press. (b) Direct-electric-drive press More
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Published: 01 December 1998
Fig. 2 Mounting presses vary from a simple laboratory manual device (a) to a fully automated press (b) More
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Published: 30 September 2015
Fig. 13 Wet magnetic compaction. (a) Force-time diagram for magnet presses. (b) Schematic of press tool for chamber-filling method designed for withdrawal operation More
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Published: 01 January 2006
Fig. 8 Four types of gap-frame presses. (a) Open-back inclinable. (b) Bench press. (c) Adjustable-bed stationary. (d) Open-back stationary More
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Published: 01 January 2006
Fig. 14 Four types of drive and clutch arrangements for mechanical presses. (a) Nongeared (or flywheel) drive. (b) Single-reduction, single-gear drive; clutch in gear. (c) Single-reduction, twin-gear drive; clutch on driveshaft. (d) Multiple-reduction, twin-gear drive; clutch on intermediate More
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Published: 01 January 2006
Fig. 15 Operating principles of various drive systems for mechanical presses More
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Published: 01 January 2006
Fig. 17 Typical operations of single-action hydraulic presses. In addition to these basic operations, many others can be performed in single-action presses with special adaptions and designs. More
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Published: 01 January 2005
Fig. 17 Schematic of drive systems for hydraulic presses. (a) Direct drive. (b) Accumulator drive. More
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Published: 01 January 2005
Fig. 13 Representation of slide velocities for mechanical and screw presses in forming a thick and a thin part ( V b , V e , velocity at the beginning and end of forming, respectively) More
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005115
EISBN: 978-1-62708-186-3
... Abstract This article commences with a description of the four basic types of feeding arrangements, namely, hand feeding, hitch feeds, roll feeds, and slide feeds. Air feeds offer the utility of use with a wide variety of presses and machines. The article discusses the mounting and actuation...
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005113
EISBN: 978-1-62708-186-3
... Abstract Press brakes are a common and versatile type of equipment for bending metal by delivering an accurate vertical force in a confined longitudinal area. This article begins with a discussion on the design, widening methods, and types of materials used in press brakes. It focuses...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005809
EISBN: 978-1-62708-165-8
... Abstract Press quenching is a specialized quenching technique that can be utilized during heat treatment to minimize distortion of complex geometrical components by using specialized tooling for generating concentrated forces that constrain the movement of the component in a carefully...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006074
EISBN: 978-1-62708-175-7
... Abstract This article describes the unique aspects of cold isostatic pressing (CIP) in comparison with die compaction, for powder metallurgy parts. It details the components of CIP equipment, including pressure vessels, pressure generators, and tooling material. The article reviews the part...