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vertical core knockout machine

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Published: 01 December 2008
Fig. 2 Vertical core knockout machine More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005355
EISBN: 978-1-62708-187-0
... shakeout vertical core knockout machine A-frame core knockout machine pressure testing automating gate removal After solidification and cooling, further processing and finishing of the castings is required. The required operations and levels of finishing depend on the process (green sand, no-bake...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004034
EISBN: 978-1-62708-185-6
... or features of a hammer or press forging. Its function is to facilitate removal of the workpiece from the die. Very small amounts of taper are effective; generally, as little as 3 to 7° from vertical. The source of draft is the corresponding taper machined on the vertical walls of the impression in either...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005243
EISBN: 978-1-62708-187-0
... in the vertical orientation. First-Generation Machines Jolt-Type Molding Machines Jolt-type molding machines ( Fig. 4 ) operate with the pattern mounted on a pattern plate (or plates), which in turn is fastened to the machine table. The table is fastened to the top of an operating air piston. A flask...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006297
EISBN: 978-1-62708-179-5
... good bench life but must be protected from drying out. Gassing times vary between 10 and 40 s, depending mainly on the binder level. The system is prone to overcuring, so gassing time must be chosen carefully because overgassing results in reduction of strength. Core-blowing machines are not necessary...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003172
EISBN: 978-1-62708-199-3
... and prevent metal penetration. The sand is called “green sand” because it is not baked or fired. Its actual color is usually black. Patterns, Cores, and Molding Machines The casting cavity is formed in the sand mold by compressing it around a pattern, which is a wooden, plastic, or metal form that has...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005255
EISBN: 978-1-62708-187-0
... on hydraulic machines. These machines provide higher pressures for improved injections as well as high clamping pressures to accommodate large dies and high injection pressures. They can also be operated with very low pressures, as is often necessary when injecting around thin ceramic cores. Hydraulic wax...
Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004031
EISBN: 978-1-62708-185-6
...(À Btn). bending brake or press brake. A form of open- aging. A change in material property or proper- axial rolls. In ring rolling, vertically displace- frame, single-action press that is compara- ties with time. See also quench aging and able, tapered rolls mounted in a horizontally tively wide between...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.9781627081856
EISBN: 978-1-62708-185-6
Book Chapter

By Robert Bolin
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003982
EISBN: 978-1-62708-185-6
... Abstract Ring rolling is a process for creating seamless ring shaped components using specialized equipment and forming processes. This article provides information on the applications of ring rolling. It discusses the types of machines used for ring rolling, namely, vertical rolling machines...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005155
EISBN: 978-1-62708-186-3
... and gravity automatic press stop. A machine-generated beading. A forming operation in which a ridge or hammer. signal for stopping the action of a press, elongated projection is raised on sheet metal. usually after a complete cycle, by disengaging Almen machine. A wear test machine in which a the clutch...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.9781627081863
EISBN: 978-1-62708-186-3
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005888
EISBN: 978-1-62708-167-2
... of the workpiece but within its internal areas as well. This creates favorable conditions to quickly achieve surface-to-core temperature uniformity and leads to low process cycle time (high productivity) with repeatable high quality while using minimal floor space. Practically immediate readiness of induction...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001228
EISBN: 978-1-62708-170-2
..., are readily removed by the dry blast action. These friable contaminants are compatible with airwash separation for reclamation of usable abrasive. Dry contaminants can be present on a surface in any quantity. Sand cores and molding sand are removed by the centrifugal blast method during core-knockout...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003177
EISBN: 978-1-62708-199-3
... or nonferrous metals. The article reviews the various types of forming processes such as blanking, piercing, fine-edge blanking, press bending, press forming, forming by multiple-slide machines, deep drawing, stretch forming, spinning, rubber-pad forming, three-roll forming, contour roll forming, drop hammer...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.9781627081672
EISBN: 978-1-62708-167-2
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006336
EISBN: 978-1-62708-179-5
..., micrometers, ring gages, rulers, bore gages, fixed gages, or vertical height gages, have the advantages of low cost, high portability, and adaptability. Their disadvantages include slow speed of inspection and inspector variability. Contact sensors such as coordinate-measuring machines (CMMs...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005454
EISBN: 978-1-62708-196-2
.... occurs under the action of largely compres- When bend or twist exceeds tolerances, it is board hammer. A type of forging hammer in sive loading. Compare with sheet forming. considered a defect. Corrective action con- which the upper die and ram are attached to sists of hand straightening, machine straigh...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.9781627081979
EISBN: 978-1-62708-197-9
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005543
EISBN: 978-1-62708-197-9
..., machines, and so on become concen- trimming operations. When the distortion is trated in the levels of the blocking variable. bulging. The process of increasing the diameter of along the length of the part, it is termed The reason for blocking is to isolate a sys- a cylindrical shell (usually...