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stretch forming

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Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005122
EISBN: 978-1-62708-186-3
...Abstract Abstract Stretch forming is the forming of sheet, bars, and rolled or extruded sections over a die or form block of the required shape while the workpiece is held in tension. This article discusses the applicability, advantages, and machines and accessories of stretch forming...
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Published: 01 January 2006
Fig. 20 Sheet metal forming center combining stretch forming and five-axis incremental sheet forming. Source: Ref 19 More
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Published: 01 January 2006
Fig. 4 Stretch-forming machine with rotary table and sliding center leaf More
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Published: 01 January 2006
Fig. 14 Transverse stretch-forming machine having both movable and tiltable die table and swiveling, movable jaws More
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Published: 01 January 2006
Fig. 15 Longitudinal stretch-forming machine with leadscrew-actuated jaws that can be curved and swiveled both horizontally and vertically More
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Published: 01 January 2006
Fig. 18 Typical distortion of square copper alloy tubes in stretch forming. Dimensions given in inches More
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Published: 01 January 2006
Fig. 19 Process principles of the hybrid processes stretch forming plus incremental sheet forming (ISF) and laser-assisted ISF. Source: Ref 19 More
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Published: 01 January 2006
Fig. 16 Stretch-forming characteristics of 1.0 mm (0.040 in.) thick copper alloys. Elongation values for a given percentage of cold reduction indicate the remaining capacity for stretch forming in a single operation. Source: Ref 3 More
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Published: 01 January 2006
Fig. 15 Stretching and drawing. (a) Stretch forming. (b) Deep drawing. Source: Ref 1 More
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Published: 01 January 2006
Fig. 10 Typical stretch-formed shapes. (a) Longitudinal stretching. (b) Transverse stretching. (c) Compound bend from extrusion. (d) Long, sweeping bend from extrusion. Dimensions given in inches More
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Published: 01 January 2006
Fig. 1 Fundamentals of the techniques involved in the four methods of stretch forming More
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Published: 01 January 2006
Fig. 17 Guide-vane shroud that was stretch formed without noticeable distortion to the 0.51/0.61 mm (0.020/0.024 in.) groove dimension. Dimensions given in inches More
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Published: 01 January 2006
Fig. 32 Airfoil on which the leading edge was stretch formed to a long convex shape without lubricant in a radial-draw former More
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Published: 01 January 2006
Fig. 33 Channel section that was stretch formed from a preform produced in a press brake, and details of tooling used in stretch forming, which provided reverse twist to compensate for springback. Dimensions given in inches More
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Published: 01 January 2006
Fig. 8 Stretch-formed specimen. Material: MgAl3Zn1 (AZ31); initial sheet thickness, s 0 : 1.3 mm (0.051 in.); forming temperature: 250 °C (480 °F). Source: Ref 15 More
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Published: 01 January 2006
Fig. 7 Production of an automobile rear-deck lid in a stretch draw forming press. (a) Sheet metal blank is tensioned by grippers moving apart. Grippers move down, stretching the workpiece over the lower die. (b) Upper die descends onto the workpiece, pressing the metal into both dies to form More
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Published: 01 January 2006
Fig. 8 Effect of impact in forming stretch and shrink flanges by the drop hammer (or trapped-rubber) and Guerin processes. Dimensions given in inches More
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
... describes hybrid process variations, such as stretch forming and laser-assisted ISF. computer-aided design incremental sheet forming kinematic incremental sheet forming laser-assisted Incremental sheet forming single-point incremental forming stretch forming two-point incremental forming...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005139
EISBN: 978-1-62708-186-3
..., namely, press-brake forming, press forming, multiple-slide forming, deep drawing, spinning, rubber-pad forming, drop hammer forming¸ three-roll forming, contour roll forming, stretch forming, and bending of tubing. bending blanking contour roll forming deep drawing drop hammer forming...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005143
EISBN: 978-1-62708-186-3
...Abstract Abstract This article reviews the general characteristics of copper and copper alloys and explains how these characteristics affect the behavior of strip in different types of forming operations. These forming operations include blanking, piercing, bending, drawing and stretch forming...