CN101234413A - Large-scale hollow steel ingot mold device - Google Patents
Large-scale hollow steel ingot mold device Download PDFInfo
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- CN101234413A CN101234413A CNA2007101448759A CN200710144875A CN101234413A CN 101234413 A CN101234413 A CN 101234413A CN A2007101448759 A CNA2007101448759 A CN A2007101448759A CN 200710144875 A CN200710144875 A CN 200710144875A CN 101234413 A CN101234413 A CN 101234413A
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Abstract
The invention discloses a large hollow steel-ingot mould device, which belongs to the steelmaking steel-ingot mould technology field. The device of the invention comprises a core type structure device and a casting structure device. A steel water horizontal passage is positioned on the lower chassis in the horizontal direction and an upper chassis is positioned on the top of the steel water horizontal passage. An external liner tube is arranged inside the center of the upper chassis, the center of which is provided with an inner liner tube. A plurality of stiffeners are jointed evenly between the inner liner chassis and the cooling wind tube, which form into a cooling wind venting passage. The upper side of the exterior margin of the upper chassis is provided with a steel-ingot mould on which a heightening cycle is arranged. An heat insulation plate is arranged inside the heightening cycle, An iron sheet weight is arranged on the heightening cycle and a fixing rod connects with the iron sheet weight and the heightening cycle. The steel water rising holes on the steel water horizontal passage appear between the outer liner tube and the steel-ingot mould through the upper chassis. The hollow steel-ingot casting structure device is divided into front and back two-hole device, left and right two-hole device, evenly-scattered three-hole device and evenly-scattered four-hole device according to the steel water outlet. The hollow steel-ingot device reduces the dosage of steel water, thus greatly reducing the production cost.
Description
Technical field
The present invention relates to a kind of large-scale hollow steel ingot mold device, a kind of specifically large-scale hollow steel ingot mold device belongs to steel-making steel ingot technical field of mold.
Background technology
At present, known hollow forging all is to adopt solid steel ingot to produce, and at first carries out blanking, jumping-up, punching again, reaming then, this way is complex procedures not only, and the forging recovery rate is low, forging quality is relatively poor, and selected steel ingot tonnage is big, hollow forging production cost height; External as: Japanese, French industrially developed country successively develops and has successfully produced hollow steel ingot, and for secret reason, China does not have ready-made technical data to use for reference; China's nuclear power, petrochemical industry and Coal Liquefaction Project high speed development, required large hollow forging number constantly increases, and imbalance between supply and demand day is becoming tight; Compare with solid steel ingot, hollow steel ingot can not adopt vacuum pouring in that to attach when assembling comparatively complicated, and is strict to the quality and the running gate system of molten steel when smelting, and difficulty is bigger when particularly pouring into a mould the ultra-large type steel ingot and needing two inclusions to water; Make a bet method cast of employing, the problem of appearance as: the stress distribution control of molten steel, soup road structure, fuse cool off, the structure and the assembling of hollow steel ingot mold; Hollow steel ingot has by tonnage: 24t, 30t, 65t, 68t, 124t, 119t, 125t, 140t need to adopt different hollow steel ingot mold and running gate system.
Summary of the invention
In order to overcome above-mentioned technical deficiency, the invention provides a kind of large-scale hollow steel ingot device, this large-scale hollow steel ingot device can not only solve the cast of various tonnage hollow steel ingots, and the crystalline phase tissue of hollow steel ingot is reasonable, and density is even.
The technical solution adopted for the present invention to solve the technical problems is: it is made up of core structure device and cast constructional device, horizontal direction is installed the molten steel interconnection on low bottom-disc, the left vertical direction is installed the chassis above the molten steel interconnection, external liner assembly is installed at the top bottom-disc center, inside lining sleeve is installed in the external liner assembly, at external liner assembly, potting resin sand between the inside lining sleeve, the cooling blast pipe is installed in the middle of the inside lining sleeve, inside lining sleeve, several stiffeners of uniform welding between the cooling tube wall of cooling blast pipe, the stiffener bottom is made and is discharged the cooling air duct apart from inside lining sleeve bottom 30-50mm; Top bottom-disc top outer rim is installed ingot mould, ring extension is installed on the ingot mould, heat-insulating shield is installed in the ring extension, foundary weight is installed on the ring extension, stationary links connects foundary weight, ring extension, and the molten steel rises hole brick on the molten steel interconnection passes top bottom-disc and exposes between external liner assembly, ingot mould; The feed trumpet seat is installed in top, molten steel interconnection right side, and feed trumpet is installed in the feed trumpet seat, and the molten steel pipeline connects the molten steel interconnection; Two aperture apparatus before and after hollow steel ingot cast constructional device is divided into by molten steel outlet, about two aperture apparatus, uniform three aperture apparatus, uniform four aperture apparatus; Front and back two aperture apparatus, front and back two aperture apparatus, molten steel rises hole, molten steel rises hole, back before the molten steel interconnection connects, preceding molten steel rises hole, molten steel rises hole, back are passed top bottom-disc respectively and are exposed between external liner assembly, ingot mould; About two aperture apparatus, the molten steel interconnection connects left molten steel rises hole, right molten steel rises hole, left molten steel rises hole, right molten steel rises hole are passed top bottom-disc respectively and are exposed between external liner assembly, ingot mould; Uniform three aperture apparatus, the molten steel interconnection connects three aperture apparatus, the first molten steel rises hole, three aperture apparatus, the second molten steel rises hole, three aperture apparatus the 3rd molten steel rises hole, and three aperture apparatus, the first molten steel rises hole, three aperture apparatus, the second molten steel rises hole, three aperture apparatus the 3rd molten steel rises hole are passed top bottom-disc respectively and exposed between external liner assembly, ingot mould; Uniform four aperture apparatus, the molten steel interconnection connects molten steel and distributes passage, molten steel distributes passage to connect four aperture apparatus, the first molten steel rises hole, four aperture apparatus, the second molten steel rises hole, four aperture apparatus the 3rd molten steel rises hole, four aperture apparatus the 4th molten steel rises hole, and four aperture apparatus, the first molten steel rises hole, four aperture apparatus, the second molten steel rises hole, four aperture apparatus the 3rd molten steel rises hole, four aperture apparatus the 4th molten steel rises hole are passed top bottom-disc respectively and exposed between external liner assembly, ingot mould; Adopt different cast constructional devices according to the steel ingot tonnage during cast, two aperture apparatus before and after the little employing of tonnage, about two aperture apparatus, uniform three aperture apparatus of the employing that tonnage is big, uniform four aperture apparatus guarantee that pouring molten steel is unobstructed, distributed uniform, rising be steady, satisfies the cast of hollow steel ingot; Potting resin sand is the double-sleeve structure of core between core structure device employing external liner assembly, the inside lining sleeve, guaranteed the original hollow of steel ingot, can make compression cooling air be blown into cooling steel ingot inner surface again from the cooling blast pipe, abundant feeding and finally solidify position when steel ingot upper thermal barrier plate insulation guarantees ingot solidification near the center, potting resin sand is through molten steel high temperature and defeated and dispersed between external liner assembly, the inside lining sleeve, help inside lining sleeve and deviate from, reuse.
The invention has the beneficial effects as follows: the more solid steel ingot of hollow steel ingot reduces jumping-up, punching operation when forging, improved forging efficient, the inside and outside cooling simultaneously of hollow steel ingot makes steel ingot demoulding heat send more solid steel ingot of time to shorten 1/2, alleviate the segregation of steel ingot chemical composition, the more solid ingot steel casting of hollow steel ingot has reduced the consumption of molten steel, not only shorten smelting cycle but also reduce power consumption, greatly reduce production cost.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a large-sized hollow steel ingot structure drawing of device of the present invention.
Fig. 2 is that large-scale hollow steel ingot device fuse A of the present invention is to figure.
Fig. 3 is the large-scale hollow steel ingot device of the present invention two holes structure charts of making a bet.
Fig. 4 is another two hole of large-scale hollow steel ingot device of the present invention structure chart of making a bet.
Fig. 5 is the large-scale hollow steel ingot device of the present invention three holes structure charts of making a bet.
Fig. 6 is the large-scale hollow steel ingot device of the present invention four holes structure charts of making a bet.
Among the figure 1, stationary links, 2, foundary weight, 3, external liner assembly, 4, inside lining sleeve, 5, the cooling blast pipe, 6, heat-insulating shield, 7, ring extension, 8, ingot mould, 9, top bottom-disc, 10, low bottom-disc, 11, molten steel rises hole brick, 12, the cooling tube wall, 13, resin sand, 14, molten steel rises hole brick, 15, the feed trumpet seat, 16, feed trumpet, 17, the molten steel pipeline, 18, stiffener, 19, preceding molten steel rises hole, 20, back molten steel rises hole, 21, the molten steel interconnection, 22, molten steel rises hole, a left side, 23, right molten steel rises hole, 24, three aperture apparatus, the first molten steel rises hole, 25, three aperture apparatus, the second molten steel rises hole, 26, three aperture apparatus the 3rd molten steel rises hole, 27, four aperture apparatus, the first molten steel rises hole, 28, four aperture apparatus, the second molten steel rises hole, 29, four aperture apparatus the 3rd molten steel rises hole, 30, four aperture apparatus the 4th molten steel rises hole, 31, the molten steel interconnection, 32, the molten steel interconnection, 33, the molten steel interconnection, 34, molten steel distributes passage.
The specific embodiment
See also Fig. 1-Fig. 6, horizontal direction is installed molten steel interconnection 21 on low bottom-disc 10, the left vertical direction is installed chassis 9 above molten steel interconnection 21, external liner assembly 3 is installed at top bottom-disc 9 centers, inside lining sleeve 4 is installed in the external liner assembly 3, potting resin sand 13 between external liner assembly 3, inside lining sleeve 4, cooling blast pipe 5 is installed in the middle of the inside lining sleeve 4, several stiffeners 18 of uniform welding between the cooling tube wall 12 of inside lining sleeve 4, cooling blast pipe 5, stiffener 18 bottoms are made and are discharged the cooling air duct apart from inside lining sleeve 4 bottom 30-50mm; Top bottom-disc 9 top outer rims are installed ingot mould 8, ring extension 7 is installed on the ingot mould 8, heat-insulating shield 6 is installed in the ring extension 7, foundary weight 2 is installed on the ring extension 7, stationary links 1 connects foundary weight 2, ring extension 7, and the molten steel rises hole brick 11,14 on the molten steel interconnection 21 passes top bottom-disc 9 and exposes between external liner assembly 3, ingot mould 8; Feed trumpet seat 15 is installed in top, molten steel interconnection 21 right sides, and feed trumpet 16 is installed in the feed trumpet seat 15, and molten steel pipeline 17 connects molten steel interconnection 21; Two aperture apparatus before and after hollow steel ingot cast constructional device is divided into by molten steel outlet, about two aperture apparatus, uniform three aperture apparatus, uniform four aperture apparatus; Front and back two aperture apparatus, molten steel rises hole 19, molten steel rises hole, back 20 before molten steel interconnection 21 connects, preceding molten steel rises hole 19, molten steel rises hole, back 20 are passed top bottom-disc 9 respectively and are exposed between external liner assembly 3, ingot mould 8; About two aperture apparatus, molten steel interconnection 31 connects left molten steel rises hole 22, right molten steel rises hole 23, left molten steel rises hole 22, right molten steel rises hole 23 are passed top bottom-disc 9 respectively and are exposed between external liner assembly 3, ingot mould 8; Uniform three aperture apparatus, the molten steel interconnection 32 connections three aperture apparatus first molten steel rises hole 24, three aperture apparatus, the second molten steel rises hole 25,26, three aperture apparatus, the first molten steel rises hole 24, three aperture apparatus the 3rd molten steel rises hole, three aperture apparatus, the second molten steel rises hole 25, three aperture apparatus the 3rd molten steel rises hole 26 are passed top bottom-disc 9 respectively and are exposed between external liner assembly 3, ingot mould 8; Uniform four aperture apparatus, molten steel interconnection 33 connects molten steel and distributes passage 34, molten steel distributes the passage 34 connections four aperture apparatus first molten steel rises hole 27, four aperture apparatus, the second molten steel rises hole 28, four aperture apparatus the 3rd molten steel rises hole 29,30, four aperture apparatus, the first molten steel rises hole 27, four aperture apparatus the 4th molten steel rises hole, four aperture apparatus, the second molten steel rises hole 28, four aperture apparatus the 3rd molten steel rises hole 29, four aperture apparatus the 4th molten steel rises hole 30 to pass top bottom-disc 9 respectively and expose between external liner assembly 3, ingot mould 8.
Claims (1)
1, a kind of large-scale hollow steel ingot mold device, it is made up of core structure device and cast constructional device, it is characterized in that: horizontal direction is installed molten steel interconnection 21 on low bottom-disc 10, the left vertical direction is installed chassis 9 above molten steel interconnection 21, external liner assembly 3 is installed at top bottom-disc 9 centers, inside lining sleeve 4 is installed in the external liner assembly 3, at external liner assembly 3, potting resin sand 13 between the inside lining sleeve 4, cooling blast pipe 5 is installed in the middle of the inside lining sleeve 4, inside lining sleeve 4, several stiffeners 18 of uniform welding between the cooling tube wall 12 of cooling blast pipe 5, stiffener 18 bottoms are made and are discharged the cooling air duct apart from inside lining sleeve 4 bottom 30-50mm; Top bottom-disc 9 top outer rims are installed ingot mould 8, ring extension 7 is installed on the ingot mould 8, heat-insulating shield 6 is installed in the ring extension 7, foundary weight 2 is installed on the ring extension 7, stationary links 1 connects foundary weight 2, ring extension 7, and the molten steel rises hole brick 11,14 on the molten steel interconnection 21 passes top bottom-disc 9 and exposes between external liner assembly 3, ingot mould 8; Feed trumpet seat 15 is installed in top, molten steel interconnection 21 right sides, and feed trumpet 16 is installed in the feed trumpet seat 15, and molten steel pipeline 17 connects molten steel interconnection 21; Two aperture apparatus before and after hollow steel ingot cast constructional device is divided into by molten steel outlet, about two aperture apparatus, uniform three aperture apparatus, uniform four aperture apparatus; Front and back two aperture apparatus, molten steel rises hole 19, molten steel rises hole, back 20 before molten steel interconnection 21 connects, preceding molten steel rises hole 19, molten steel rises hole, back 20 are passed top bottom-disc 9 respectively and are exposed between external liner assembly 3, ingot mould 8; About two aperture apparatus, molten steel interconnection 31 connects left molten steel rises hole 22, right molten steel rises hole 23, left molten steel rises hole 22, right molten steel rises hole 23 are passed top bottom-disc 9 respectively and are exposed between external liner assembly 3, ingot mould 8; Uniform three aperture apparatus, the molten steel interconnection 32 connections three aperture apparatus first molten steel rises hole 24, three aperture apparatus, the second molten steel rises hole 25,26, three aperture apparatus, the first molten steel rises hole 24, three aperture apparatus the 3rd molten steel rises hole, three aperture apparatus, the second molten steel rises hole 25, three aperture apparatus the 3rd molten steel rises hole 26 are passed top bottom-disc 9 respectively and are exposed between external liner assembly 3, ingot mould 8; Uniform four aperture apparatus, molten steel interconnection 33 connects molten steel and distributes passage 34, molten steel distributes the passage 34 connections four aperture apparatus first molten steel rises hole 27, four aperture apparatus, the second molten steel rises hole 28, four aperture apparatus the 3rd molten steel rises hole 29,30, four aperture apparatus, the first molten steel rises hole 27, four aperture apparatus the 4th molten steel rises hole, four aperture apparatus, the second molten steel rises hole 28, four aperture apparatus the 3rd molten steel rises hole 29, four aperture apparatus the 4th molten steel rises hole 30 to pass top bottom-disc 9 respectively and expose between external liner assembly 3, ingot mould 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101448759A CN101234413A (en) | 2007-12-16 | 2007-12-16 | Large-scale hollow steel ingot mold device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101448759A CN101234413A (en) | 2007-12-16 | 2007-12-16 | Large-scale hollow steel ingot mold device |
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| CN101234413A true CN101234413A (en) | 2008-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007101448759A Pending CN101234413A (en) | 2007-12-16 | 2007-12-16 | Large-scale hollow steel ingot mold device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248135A (en) * | 2011-06-20 | 2011-11-23 | 南阳汉冶特钢有限公司 | Liquid steel casting equipment |
| CN102935493A (en) * | 2012-11-20 | 2013-02-20 | 天津重型装备工程研究有限公司 | Method for manufacturing large hollow steel ingots by forced cooling with single sleeves |
| CN104399911A (en) * | 2014-11-17 | 2015-03-11 | 中国第一重型机械股份公司 | Forced ventilation cooling rotating platform |
| CN106077533A (en) * | 2016-08-23 | 2016-11-09 | 中冶陕压重工设备有限公司 | Apparatus for pouring and pouring procedure thereof for hollow steel ingot |
| CN117920949A (en) * | 2024-03-25 | 2024-04-26 | 中国机械总院集团云南分院有限公司 | Automatic drawing of patterns cavity mould of nonferrous metal ingot casting |
-
2007
- 2007-12-16 CN CNA2007101448759A patent/CN101234413A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248135A (en) * | 2011-06-20 | 2011-11-23 | 南阳汉冶特钢有限公司 | Liquid steel casting equipment |
| CN102248135B (en) * | 2011-06-20 | 2012-11-21 | 郭秀梅 | Liquid steel casting equipment |
| CN102935493A (en) * | 2012-11-20 | 2013-02-20 | 天津重型装备工程研究有限公司 | Method for manufacturing large hollow steel ingots by forced cooling with single sleeves |
| CN104399911A (en) * | 2014-11-17 | 2015-03-11 | 中国第一重型机械股份公司 | Forced ventilation cooling rotating platform |
| CN104399911B (en) * | 2014-11-17 | 2016-08-24 | 中国第一重型机械股份公司 | Forced ventilation cooling turntable |
| CN106077533A (en) * | 2016-08-23 | 2016-11-09 | 中冶陕压重工设备有限公司 | Apparatus for pouring and pouring procedure thereof for hollow steel ingot |
| CN106077533B (en) * | 2016-08-23 | 2018-04-24 | 中冶陕压重工设备有限公司 | Casting device and its pouring procedure for hollow steel ingot |
| CN117920949A (en) * | 2024-03-25 | 2024-04-26 | 中国机械总院集团云南分院有限公司 | Automatic drawing of patterns cavity mould of nonferrous metal ingot casting |
| CN117920949B (en) * | 2024-03-25 | 2024-05-24 | 中国机械总院集团云南分院有限公司 | Automatic drawing of patterns cavity mould of nonferrous metal ingot casting |
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Open date: 20080806 |