1-20 of 30 Search Results for

cope and drag patterns

Sort by
Image
Published: 01 October 2011
Fig. 5.23 Major components of a sand mold. (a) Pattern assembly for cope and drag sections. (b) Cross section of mold with core More
Image
Published: 01 December 1995
Fig. 12-3 Cope and drag halves of a machined cast iron pattern (foreground) and cast iron core boxes (background) used for high production, close tolerance shell mold castings More
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370059
EISBN: 978-1-62708-447-5
... shaped flasks are designed to suit uniquely shaped pattern profiles. A match plate is where the pattern profiles of each of the halves are mounted on two faces of the same plate. The top half is called the cope and the bottom is called the drag. A pattern plate is where each part of the pattern...
Image
Published: 01 December 1995
Fig. 12-4 (a) One piece pattern with follow board. (b) Pattern mounted on matchplate. (c) Pattern mounted on cope and drag boards More
Image
Published: 01 December 1995
Fig. 13-23 The ceramic molding process: A. Mixing the slurry. B. Pouring the slurry over the pattern. C. Cope and drag parts of mold More
Image
Published: 01 December 1995
Fig. 16-11 Histogram and statistically determined distribution curve of actual casting dimensions held on dimension B of the bearing retainer pictured. The pattern was pine, mounted on cope and drag boards. More
Image
Published: 01 December 1995
Fig. 16-12 Histogram and distribution curve of actual casting dimensions obtained on dimension G of the valve body shown. The casting was made from an aluminum pattern and mounted on cope and drag boards. More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320011
EISBN: 978-1-62708-332-4
... Molding Cope and drag plates are two separate pattern plates where each of the two parts is mounted on separate pattern plates for simultaneous molding. Cope is the top mold half, and drag is the bottom mold half. Figure 3.3 illustrates an example of cope and drag molding with flasks...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200164
EISBN: 978-1-62708-354-6
.... Fig. 12-2 A loose pine pattern and core box for a large valve body. The pattern is in the foreground. The core box with loose pieces is in the background. Fig. 12-3 Cope and drag halves of a machined cast iron pattern (foreground) and cast iron core boxes (background) used for high...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200173
EISBN: 978-1-62708-354-6
... be manually operated and uses a tight flask. The cope and drag can be made on one machine using match plate patterns, or on separate machines using a separate pattern for the cope and drag. Facing sand can be used and short to medium runs of parts in castings up to 1000 lb (454 kg) can be readily achieved...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200437
EISBN: 978-1-62708-354-6
... one particle to another. Cope . . . Upper or topmost section of a flask, mold, or pattern. Coping Out. . . The extension of sand of the cope downward into the drag, where it takes an impression of a pattern. Core . . . A preformed sand aggregate inserted in a mold to shape the interior or that part...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200206
EISBN: 978-1-62708-354-6
... Degree of Variability in Dimensions for Different Pattern Materials Table 16-7 Degree of Variability in Dimensions for Different Pattern Materials Greatest variation Loose wood pattern Pine pattern, mounted on cope and drag boards Hard wood pattern, mounted on cope and drag boards Plastic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320063
EISBN: 978-1-62708-332-4
... parting planes for producing a ring casting and characteristics Table 6.1 Alternative parting planes for producing a ring casting and characteristics Alternative Description Advantages and disadvantages Basic shape … Entire casting in one drag No impact of cope to drag shift...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240095
EISBN: 978-1-62708-251-8
... the flask with sand, and then compact the sand by ramming. Turn the drag half of the mold over, and place the top half of the flask on top of it. The top half of the pattern, called the cope, is then placed over the drag half of the pattern and release coated. Risers and a sprue are then installed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740047
EISBN: 978-1-62708-308-9
... with specially bonded core sand and compacted much like the mold itself. Cores are placed in the drag, or bottom section, of the mold, and the mold is then closed by placing the cope, or top section, over the drag. Mold closing completes the production of the mold, into which the molten metal is then poured...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
... (top) and the drag (bottom) core-molding stations. Both the cope and the drag patterns, mounted as core boxes, are bolted onto the molding machines, which are capable of mild vibration. Mixed sand is compacted into the flasks placed over the core boxes; this is usually done manually, using pneumatic...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370001
EISBN: 978-1-62708-447-5
.... At this stage of planning, the parting plane and part orientation can only be estimated. Guidance for selecting flask size Table 1.3 Guidance for selecting flask size Casting wall thickness, mm Pattern height in cope or drag, mm (use higher value) Sealing edge at gating A, mm Other sealing edges...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.9781627082808
EISBN: 978-1-62708-280-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140021
EISBN: 978-1-62708-335-5
... permanent mold casting is vertically oriented. Pressure die castings are produced with both horizontal and vertical parting-plane orientation. In horizontally parted molds, the upper mold half is referred to as the cope, and the lower, the drag. 3.4 Expendable Mold Gravity-Feed Casting Process and Its...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.sch6.9781627083546
EISBN: 978-1-62708-354-6