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press brakes

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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...
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005177
EISBN: 978-1-62708-186-3
... Abstract This article discusses the principles of the press-brake forming process and its applicability with an example. It describes the types of press brakes and examines some considerations, which help in the selection of machine. The article provides information on flattening dies...
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Published: 01 January 2006
Fig. 1 Press brakes More
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Published: 01 January 2006
Fig. 14 Comparison of stroke capabilities of two standard press brakes: a 100 ton hydraulic brake (left) and a 1000 ton mechanical brake (right). Work metal: mild steel 25 mm (1 in.) thick by 0.46 m (1 1 2 ft) long. Die opening: 255 mm (10 in.) wide. Tonnage requirement: 81 tons More
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Published: 01 January 2006
Fig. 2 Schematic illustration of a press brake More
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Published: 01 January 2006
Fig. 3 Cross-sectional view of gibbing and slideway on one end of a press-brake ram More
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Published: 01 January 2006
Fig. 4 Drive mechanism of a mechanical press brake More
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Published: 01 January 2006
Fig. 5 Stroke cycle of a mechanical press brake More
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Published: 01 January 2006
Fig. 6 Available tonnage curve for a typical mechanical press brake More
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Published: 01 January 2006
Fig. 8 Hydraulic press brake with 1.8 m (6 ft) bed length and 440 kN (50 tonf) load capacity with a 4 kW (5 hp) motor More
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Published: 01 January 2006
Fig. 9 Drive system of a hydraulic press brake More
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Published: 01 January 2006
Fig. 10 Stroke cycle of a hydraulic press brake More
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Published: 01 January 2006
Fig. 11 Cylinder in a hydraulic press brake showing adjustable piston travel More
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Published: 01 January 2006
Fig. 12 Available tonnage curve for a mechanical press brake More
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Published: 01 January 2006
Fig. 15 Effects of load distribution in a 1000 ton press brake More
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Published: 01 January 2006
Fig. 18 American-style press-brake tooling. (a) Closeup. (b) Tooling with hydraulic clamping. (c) Removing tooling from tool clamp. Courtesy of Wila USA More
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Published: 01 January 2006
Fig. 20 Principle of an air-bending die on a press brake More
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Published: 01 January 2006
Fig. 25 Curling dies on a press brake More
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Published: 01 January 2006
Fig. 26 V-die on a press brake More
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Published: 01 January 2006
Fig. 2 Minimum bending limits for press-brake versus slower (hydraulic) bending of beryllium sheet in transverse and longitudinal directions. r , bend radius; t , sheet thickness More