CN210547868U - Iron mold sand-lined mold suitable for producing phi 120 cast ball - Google Patents
Iron mold sand-lined mold suitable for producing phi 120 cast ball Download PDFInfo
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- CN210547868U CN210547868U CN201921020454.XU CN201921020454U CN210547868U CN 210547868 U CN210547868 U CN 210547868U CN 201921020454 U CN201921020454 U CN 201921020454U CN 210547868 U CN210547868 U CN 210547868U
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Abstract
The utility model belongs to the technical field of the sand-lined mold, especially a swage sand-lined mold suitable for production phi 120 cast ball, install including last template, lower template and correspondence go up the sprue that template central point put, still include interior dead head and ball bowl of pressing: the internal pressure risers are uniformly distributed around the sprue at intervals, and a cross gate is arranged between the internal pressure risers and the sprue; the ball bowl is arranged on the periphery of the internal pressure riser, and a U-shaped pouring gate is arranged between the ball bowl and the internal pressure riser; after sand coating, the top end of the internal pressure riser is 20-40 mm higher than the top end of the ball bowl, and the bottom of the internal pressure riser is 15-35 mm higher than the bottom of the ball bowl; the inner diameter of the U-shaped gate is 38-48 mm; the wear-resistant cast ball produced by the die provided by the utility model is easier to peel off, and the section appearance is good; the wear-resistant cast ball realizes uniform wear in the wear process, avoids the serious out-of-round phenomenon of the wear-resistant cast ball, and achieves the effect of reducing the wear.
Description
Technical Field
The utility model belongs to the technical field of sand-lined mold, especially one kind is applicable to production
A sand-lined iron mold for casting balls.
Background
The wear-resistant cast ball is widely applied to consumable grinding media of powder engineering such as building cement, mine metallurgy, energy thermal power and the like, and the diameter of the wear-resistant cast ball is generally within the range
At present, the known metal mold mainly comprises a sand mold and a metal mold, and each of them has disadvantages. In recent years, the metal mold sand-coating technology is applied and developed more rapidly, the metal mold sand-coating casting technology is a novel casting technology for forming a casting mold by coating a layer of molding sand on an inner cavity of a metal mold, the advantages of a sand mold casting process and a metal mold casting process are absorbed, the technical defects of the sand mold casting process and the metal mold casting process are overcome, the size precision and the surface smoothness of a cast ball are improved, and the production cost is obviously reduced. In addition, many efforts have been made by those skilled in the art to further improve the production efficiency of the cast balls and to ensure the quality of the cast balls to be improved on the basis of high production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a method suitable for production
A sand-lined iron mold for casting balls.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
is suitable for production
The swage of casting ball covers sand mould, includes that last template, lower template and correspondence are installed go up the sprue that template central point put, still include:
the internal pressure risers are uniformly distributed around the sprue at intervals, and a cross gate is arranged between the internal pressure risers and the sprue;
the ball bowl is arranged on the periphery of the internal pressure riser, and a U-shaped pouring gate is arranged between the ball bowl and the internal pressure riser;
the inner surfaces of the ball bowl, the inner pressure riser and the cross gate are coated with a layer of resin sand, after sand coating, the top end of the inner pressure riser is 20-40 mm higher than the top end of the ball bowl, and the bottom of the inner pressure riser is 15-35 mm higher than the bottom of the ball bowl;
the inner diameter of the U-shaped gate is 38-48 mm.
In a further technical scheme, an internal pressure riser on the upper template is in a shape of a circular pier;
the internal pressure riser on the lower template is in a flat boss shape;
the four spherical bowls are arranged on the periphery of the internal pressure riser, and the ratio of the radian of the U-shaped sprue on the internal pressure riser to the radian of the corresponding spherical bowl is 1: 1.
In a further technical scheme, the diameter of the internal pressure riser is 120-135 mm.
In a further technical scheme, the length of the cross gate is 145-165 mm.
Compared with the prior art, the utility model discloses following technological effect has:
in the utility model, the U-shaped sprue is arranged between the internal pressure riser and the ball bowl, the top end of the internal pressure riser is 20-40 mm higher than the top end of the ball bowl, the bottom of the internal pressure riser is 15-35 mm higher than the bottom of the ball bowl, and the sand-lined mold obtained by the design is suitable for producing the wear-resistant cast ball with the diameter of 120 mm; in addition, the produced wear-resistant cast ball is easy to peel off, and the section appearance is good; the wear-resistant cast ball realizes uniform wear in the wear process, avoids the serious out-of-round phenomenon of the wear-resistant cast ball, and achieves the effect of reducing the wear.
Other features and advantages of the present invention will be described in detail in the following detailed description.
Drawings
Fig. 1 is a schematic structural view of a wear-resistant cast ball sand-lined mold provided by the present invention;
3 FIG. 3 2 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 3 1 3; 3
The reference numbers in the figures illustrate: 10-upper mould plate, 101-sprue, 20-lower mould plate, 30-internal pressure riser, 40-horizontal pouring channel, 50-ball bowl and 60-U-shaped sprue.
Detailed Description
In order to make the technical means, creation characteristics, achievement purpose and efficacy of the utility model easy to understand and understand, the utility model is further clarified by combining the specific drawings.
As shown in the combined drawings 1 and 2, the utility model provides a device suitable for production
The sand-lined metal mold for casting the ball comprises an upper template 10, a lower template 20, a sprue 101 correspondingly arranged at the central position of the upper template 10, an internal pressure riser 30 and a ball bowl 50; the inner risers 30 are uniformly distributed around the sprue 101 at intervals, and a runner 40 is arranged between the inner risers 30 and the sprue 101; the ball bowl 50 is arranged around the internal pressure riser 30, and a U-shaped sprue 60 is arranged between the ball bowl 50 and the internal pressure riser 30; the inner surfaces of the ball bowl 50, the inner pressure risers 30 and the horizontal pouring gate 40 are coated with a layer of resin sand, after sand coating, the top ends of the inner pressure risers 30 are 20-40 mm higher than the top ends of the ball bowl 50, and the bottoms of the inner pressure risers 30 are 15-35 mm higher than the bottom of the ball bowl 50; the inner diameter of the U-shaped gate 60 is 38-48 mm.
The utility model discloses an inventor discovers in long-term work accumulation, and the quality of wear-resisting cast ball is not only relevant with the composition of molten iron, temperature when casting, the used time of casting, speed when casting, still is relevant with the specification and size of sand-lined mould, waters promptly, presses the rising head even the ball bowl in pressing and arranges position and dimensional design and relevant, or said differently, based on the utility model discloses the inventor's discovery, this sand-lined mould's design has decisive influence to the wear-resisting cast ball's that final production obtained quality.
Specifically, in the present invention, a U-shaped gate 60 is disposed between the internal pressure riser 30 and the ball bowl 50, and the top end of the internal pressure riser 30 is 20-40 mm higher than the top end of the ball bowl 50, and the bottom of the internal pressure riser 30 is 15-35 mm higher than the bottom of the ball bowl 50; therefore, the sand-lined mold is ensured to have better feeding effect and heat preservation effect, and the produced wear-resistant cast ball is easier to peel off and has good section appearance; the wear-resistant cast ball realizes uniform wear in the wear process, avoids the serious out-of-round phenomenon of the wear-resistant cast ball, and achieves the effect of reducing the wear.
Further, according to the present invention, the internal riser 30 on the upper shaping plate 10 is in a shape of a circular pier;
the internal pressure riser 30 on the lower shaping plate 20 is in a flat boss shape;
four ball bowls 50 are arranged on the periphery of the internal pressure riser 30, and the ratio of the radian of the U-shaped pouring gate 60 on the internal pressure riser 30 to the radian of the corresponding ball bowl 50 is 1: 1.
The utility model discloses in, the diameter of internal pressure rising head 30 is 120 ~ 135 mm.
The utility model discloses in, the length of cross gate 40 is 145 ~ 165 mm.
The following provides a further description of the wear-resistant cast ball sand-lined mold according to the present invention by way of specific embodiments.
The utility model discloses in the production process of wear-resisting cast ball include:
1) selecting materials, namely selecting large angle steel and waste steel;
2) smelting in an electric melting furnace, and adding chromium, manganese, vanadium, titanium, rare earth metal and the like according to different product requirements;
3) casting in combination with a full-automatic constant-temperature casting production line, and forming at one time;
4) the whipped system, make the casting separate from sand mould, reclaim the used sand;
5) heat treatment;
6) and (5) detecting and warehousing casting products.
According to the utility model provides a wear-resisting cast ball's iron mould sand-lined mold production obtains the wear-resisting cast ball that the diameter is 120mm, is applied to the iron ore selection factory with it in
In the ball mill (the content of specularite is higher, the grinding granularity of the ore is less than or equal to 12mm), the abrasion is 0.65 kg/ton of ore; the abrasion of the wear-resistant cast ball produced by the same manufacturer is 0.9-1.0 kg/ton ore. That is, the utility model provides a sand mould is covered to swage, the wear-resisting cast ball's of its manufacturing quality is better.
The foregoing shows and describes the general principles, essential features, and features of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description of the above embodiments and the description is only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are all within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides an iron mold sand-lined mold suitable for production phi 120 cast ball, includes upper moulding plate (10), lower moulding plate (20) and corresponds install last moulding plate (10) central point puts sprue (101), its characterized in that still includes:
the inner pressure risers (30) are uniformly distributed around the sprue (101) at intervals, and a cross gate (40) is arranged between the inner pressure risers (30) and the sprue (101);
the ball bowl (50) is arranged on the periphery of the internal pressure riser (30), and a U-shaped sprue (60) is arranged between the ball bowl (50) and the internal pressure riser (30);
the inner surfaces of the ball bowl (50), the inner pressure riser (30) and the cross gate (40) are coated with a layer of resin sand, after sand coating, the top end of the inner pressure riser (30) is 20-40 mm higher than the top end of the ball bowl (50), and the bottom of the inner pressure riser (30) is 15-35 mm higher than the bottom of the ball bowl (50);
the inner diameter of the U-shaped gate (60) is 38-48 mm.
2. The sand-lined metal mold for producing phi 120 cast balls as claimed in claim 1, wherein the internal risers (30) on the upper template (10) are in the shape of a pier;
the inner pressure riser (30) on the lower shaping plate (20) is in a flat boss shape;
four ball bowls (50) are arranged on the periphery of the internal pressure riser (30), and the ratio of the radian of the U-shaped sprue (60) on the internal pressure riser (30) to the radian of the corresponding ball bowl (50) is 1: 1.
3. The sand-lined metal mold for producing phi 120 cast balls as claimed in claim 1, wherein the diameter of the internal pressure riser (30) is 120-135 mm.
4. The sand-lined metal mold for producing phi 120 cast balls according to claim 1, wherein the length of the cross runner (40) is 145-165 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921020454.XU CN210547868U (en) | 2019-07-01 | 2019-07-01 | Iron mold sand-lined mold suitable for producing phi 120 cast ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921020454.XU CN210547868U (en) | 2019-07-01 | 2019-07-01 | Iron mold sand-lined mold suitable for producing phi 120 cast ball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210547868U true CN210547868U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921020454.XU Active CN210547868U (en) | 2019-07-01 | 2019-07-01 | Iron mold sand-lined mold suitable for producing phi 120 cast ball |
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| CN (1) | CN210547868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227800A (en) * | 2019-07-01 | 2019-09-13 | 安徽省凤形耐磨材料股份有限公司 | Suitable for producing the device for sand coated iron mould mold of 120 cast ball of φ |
-
2019
- 2019-07-01 CN CN201921020454.XU patent/CN210547868U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227800A (en) * | 2019-07-01 | 2019-09-13 | 安徽省凤形耐磨材料股份有限公司 | Suitable for producing the device for sand coated iron mould mold of 120 cast ball of φ |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200911 Address after: 242300 north side of Dongcheng Road, Ningguo economic and Technological Development Zone, Xuancheng City, Anhui Patentee after: Anhui FengXing New Material Technology Co., Ltd Address before: 242300 north side of Dongcheng Road, Ningguo economic and Technological Development Zone, Xuancheng, Anhui Patentee before: ANHUI FENGXING WEAR RESISTANT MATERIALS Co.,Ltd. |
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| TR01 | Transfer of patent right |