Preparation method of semisolid alloy slurry and rheoforging device

A molding equipment, semi-solid technology, applied in the direction of metal processing equipment, casting equipment, manufacturing tools, etc., can solve the problems of complex composition, troublesome preparation process, no special settings, etc., to achieve simple equipment structure, reduce equipment investment, and reduce production costs. cost effect

Inactive Publication Date: 2007-08-01
UNIV OF SCI & TECH BEIJING
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Problems solved by technology

This method requires special mechanical stirring equipment when preparing semi-solid alloy slurry. The composition of the overall equipment is complicated, and the preparation process is cumbersome. There is no special vertica

Method used

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  • Preparation method of semisolid alloy slurry and rheoforging device
  • Preparation method of semisolid alloy slurry and rheoforging device
  • Preparation method of semisolid alloy slurry and rheoforging device

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Embodiment Construction

[0038]With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 13, this is the technological process and device provided by the above-mentioned technical characteristics. The process is provided with a lifting mechanism 2, which is driven by a hydraulic system; the overheated ZL101A aluminum alloy (i.e. hypoeutectic Al-7wt%Si-0.45wt%Mg aluminum alloy) liquid melting furnace 3 is a resistance melting furnace, and the resistance The heat preservation performance of the melting furnace is good, which can ensure the temperature control accuracy of the ZL101A aluminum alloy liquid 4, and the temperature control accuracy is ±10°C; the overheated ZL101A aluminum alloy liquid melting furnace 3 is connected with the sprue cup 5, and the sprue cup is made of graphite ; The sprue cup 5 is connected with the vertical serpentine runner 6, the height of the serpentine runner 6 is 300mm, the inner diameter is 15mm, and the inner arc bend of the serpentine runner 6 is 3, the serpentine runner...

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Abstract

A semi-solid alloy slurry preparation and theological molding equipment belongs to semi-solid alloy slurry preparation technology field. It consists of lifting device, overheating alloy liquid smelting furnace, pouring cup, vertical snake-type pouring channel and low thermal conductivity liner, cooler and heater, preparation crucible, temperature controller and cooling components and heating components, support and push device for preparing crucible, die casting machines and injection chamber, mobile mould, shaping and injection drift pin, squeezing casting machine and injection chamber, injection drift pin, right and left mould, forging machines and upper mode and lower mold, continuous casting crystallizer, two cold water nozzle, tractor and dummy bar. The advantages are: simple construction and equipment, low investment, low production cost and it is very suitable for semi-solid alloy slurry or blank preparation and molding production.

Description

technical field [0001] The invention belongs to the technical field of preparation of semi-solid alloy slurry, and in particular provides equipment for the preparation and rheological shaping of semi-solid alloy slurry. Background technique [0002] Since the invention of semi-solid alloy forming technology by Massachusetts Institute of Technology (MIT) in the early 1970s, the preparation and forming technology of semi-solid alloy slurry has attracted extensive attention and research from all over the world. According to the literature "Behavior of metal alloys in the semisolid state" (M C Flemings, MetallTrans, 1991, 22A: 957-981), "Method and apparatus for shaping semisolid metals" (A Mitsuru, S Hiroto, H Yasunori, et al, EP Patent, 0745694A1, 1996), "A noveltechnique to produce metal slurries for semi-solid metal processing" (J Wannasin, R A Martinez, M C Flemings, [in] Proc of the 9th Int. Conf. of Semi-Solid Processing of Alloys and Composites , Busan Korea, 2006, p.36...

Claims

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Application Information

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IPC IPC(8): B22D47/00
Inventor 毛卫民杨小容汤国兴赵振铎
Owner UNIV OF SCI & TECH BEIJING
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