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press brakes

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Published: 01 August 2012
Fig. 2.44 Principal components of a mechanical press brake. Source: Ref 2.31 More
Image
Published: 01 August 2012
Fig. 2.45 Schematic of hydraulic press brake More
Image
Published: 01 August 2012
Fig. 2.49 Various tools used for a press brake. Source: Ref 2.37 More
Image
Published: 01 November 2013
Fig. 19 Typical setup for press-brake forming in a die with a vertical opening. R , punch radius; s , span width; r , die radius; t , metal thickness. Source: Ref 12 More
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Published: 01 November 2013
Fig. 20 Principal components of a mechanical press brake. Source: Ref 12 More
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Published: 01 November 2013
Fig. 21 Dies and punches most commonly used in press-brake forming. (a) 90° V-bending. (b) Offset bending. (c) Radiused 90° bending. (d) Acute-angle bending. (e) Flattening, for three types of hems. (f) Combination bending and flattening. (g) Gooseneck punch for multiple bends. (h) Special More
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Published: 01 October 2012
Fig. 2.16 Typical setup for press brake forming in a die with a vertical opening. R , punch radius; r , die radius; s , span width; t , metal thickness. Source: Ref 2.15 More
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Published: 01 October 2012
Fig. 4.9 Minimum bending limits for press-brake versus slower (hydraulic) bending of beryllium sheet in transverse and longitudinal directions. r , bend radius; t , sheet thickness. Source: Ref 4.4 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500019
EISBN: 978-1-62708-317-1
... the design and operation of press brakes and other bending machines. bending contour flanging hemming hole flanging press brakes BENDING, FLANGING, AND HEMMING are widely used in sheet metal fabrication where the parts require simple or complex bent profiles ( Fig. 2.1 ). Bending is usually...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740163
EISBN: 978-1-62708-308-9
... Abstract This chapter describes sheet metal forming operations, including cutting, blanking, piercing, and bending as well as deep drawing, spinning, press-brake and stretch forming, fluid forming, and drop hammer and electromagnetic forming. It also discusses the selection and use of die...
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Published: 01 March 2002
Fig. 6.17 Effect of forming direction relative to rolling direction on formability of Rene 41 nickel-base superalloy sheet in press-brake bending. Sheet thickness 0.02 to 0.187 in. (0.5 to 4.75 mm) More
Image
Published: 01 December 2004
Fig. 6.1 Hot isostatically pressed cast aluminum brake caliper. Development of lower-cost HIP process alternatives since the 1990s is expanding its potential use into a broad range of applications, including aluminum automotive castings such as steering knuckles, brake calipers (pictured More
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Published: 01 February 2005
Fig. 11.8 Schematic of a mechanical press with eccentric drive (clutch and brake on eccentric shaft). [ Altan et al., 1973 ] More
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Published: 01 February 2005
Fig. 11.9 Schematic of a crank press with pinion-gear drive (clutch and brake are on pinion shaft; for large capacities this design is more stable and provides high flywheel energy). [ Altan et al., 1983 ] More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400233
EISBN: 978-1-62708-316-4
...- nal for stopping the action of a press, usually after a complete cycle, by disengaging the clutch mechanism and engaging the brake mechanism. axisymmetric drawing The drawing of shapes having an axis of symmetry such as cones and round cups B back-off See relief. back-ups (1) Perishable details made...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.9781627083164
EISBN: 978-1-62708-316-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400005
EISBN: 978-1-62708-316-4
... is forced to yield and bend over the edge of the die. Equipment: mechanical press brakes, hydraulic press brakes Materials: carbon and alloy steels; aluminum alloys; titanium alloys; iron-, nickel-, and cobalt-base superalloys; molybdenum alloys; beryllium; tungsten Process Variations...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400145
EISBN: 978-1-62708-316-4
... The main components of a press were described in Chapter 9, “Principles of Sheet Forming Presses,” in this book. The main difference between a hydraulic and mechanical press is the drive mechanism (see Fig. 9.2 ). A mechanical press drive consists of an electric motor, a flywheel, a clutch/brake...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550193
EISBN: 978-1-62708-307-2
... grade (d) L 370 53 266 38 2.3 T 390 56 273 39 2.6 Thermal or brake grade L 294 42 196 28 2.7 T 322 46 496 28 4.6 High-purity (isostatically pressed) L 455 65 287 41 3.9 T 455 65 287 41 4.4 High-oxide instrument grade (hot pressed) L 476 68 406 58...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480243
EISBN: 978-1-62708-318-8
..., including brake forming, stretch forming, deep drawing, and spin forming as well as roll forming, drop-hammer forming, tube bulging and bending, and superplastic forming. It also discusses dimpling and joggling and the use of hot sizing to correct springback. forming lubricants titanium alloys...