CN1219613C - Mould for casting grinding ball, die plate for casting mould and method for making grinding ball - Google Patents
Mould for casting grinding ball, die plate for casting mould and method for making grinding ball Download PDFInfo
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- CN1219613C CN1219613C CN 02115325 CN02115325A CN1219613C CN 1219613 C CN1219613 C CN 1219613C CN 02115325 CN02115325 CN 02115325 CN 02115325 A CN02115325 A CN 02115325A CN 1219613 C CN1219613 C CN 1219613C
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Abstract
The present invention relates to a casting mould for grinding balls, which comprises a left mould and a right mould which are made of sand blocks and can mutually and integrally butt. The present invention is characterized in that the middle of a parting surface of the left mould and the right mould is provided with casting channels without riser heads, both sides of the casting channel are provided with a plurality of rows of hemispherical cavity holes which are communicated with the casting channels, and short and fine casting channels are arranged among the hemispherical cavity holes. Because the present invention adopts the casting process design that the casting mould for grinding balls is not provided with riser heads, the phenomena of low utilization of metal and waste of materials and electric energy, resulting from using a casting mould with riser heads, are overcome. In this way, metal occupation share of grinding ball products is increased greatly, and the utilization rate of metal can reach to 92%. In addition, the left mould and the right mould made of the sand blocks are favourable for production in scores, and simultaneously, grinding balls manufactured have the advantages of compact structure and capability of using without grinding. Thus, the manufacturing cost of the grinding balls is reduced greatly, and the competitive power of the grinding balls on markets is improved.
Description
Technical field
The present invention relates to a kind of casting of abrading-ball, particularly a kind of grounding ball casting mould and casting mould template and manufacture method thereof.
Background technology
Ball mill is used for grinding materials such as cement, coal, ore, chemical fertilizer and uses, and its main abrasive media is an abrading-ball, and abrading-ball bears the wearing and tearing and the corrosiveness of material, and the loss of volume takes place, and is exactly wearing and tearing.Therefore to improve the wearability and the corrosion resistance of abrading-ball.Abrading-ball will come feeding with rising head during fabrication usually, makes the abrading-ball densification, and good wearability and corrosion resistance just can be arranged.But the use rising head has taken the metal of non-product, and the using rate of metal of product is reduced, and has wasted material and electric energy, has reduced productivity ratio.Chinese patent ZL89206600.8 discloses a kind of permanent mold casting mould, its die main body adopts metal material, core composite pouring model is adopted at the sprue gate, the metal casting mould of above-mentioned abrading-ball comes feeding because of using rising head, and cause the using rate of metal of product to reduce, in addition, adopt the mould of metal manufacturing also to exist because of the high batch process that influences abrading-ball of manufacturing cost.
Summary of the invention
The objective of the invention is to provides a kind of both had high using rate of metal and productivity ratio at above-mentioned existing problems, can process the dense materials abrading-ball again and not establish the grounding ball casting mould of rising head.
Another object of the present invention provides a kind of template that can make the grounding ball casting mould easily and accurately.
A further object of the present invention is to utilize above-mentioned casting mould and template that a kind of method of producing in batches and guaranteeing the manufacturing abrading-ball of mill ball quality is provided.
Technical scheme of the present invention is achieved in that
On the one hand, a kind of casting mould of abrading-ball, comprise that by can docking mutually of sand lump making be the left module and the right module of one, be characterized in that described left module and right module die joint middle part is provided with the pouring channel of no rising head, and the pouring channel both sides are provided with the plurality of rows hemispherical lumen pore that is connected with pouring channel, the length of the mutual running channel of described hemispherical lumen pore is 2mm, and diameter is 6～8mm.
On the other hand, a kind of casting mould template of abrading-ball, be characterized in that described template is made of left template and right template, described left template is respectively equipped with by the hemispherical convex surface with right template plate face and is connected some vollyball chains that the raised line serial connection forms, described left template and right stencil plane middle part are provided with the semicircle convex tendon that the module that can make above-mentioned casting mould forms pouring channel, convex tendon one end is provided with the boss that can make module form casting gate, and both sides are provided with the raised line that links to each other with the hemispherical convex surface.
A kind of method that adopts above-mentioned mould with template manufacturing abrading-ball usefulness casting mould is characterized in comprising the steps:
1) makes left template and the right template that has corresponding interior die cavity each other;
2) apply water-glass sand respectively at the right template plate of left template face, its thickness should be more than or equal to 40mm;
3) respectively with hammer flattener with water-glass sand compress, compacting;
4) pass to CO
2Gas makes the water-glass sand hardened forming;
5) lump after will hardening takes off from left template and right template and forms left and right module, and single casting mould is formed in the left and right module butt joint of two correspondences.
The present invention is owing to adopt rational non-feedhead casting process design in the grounding ball casting mould, the using rate of metal that has overcome because of using the riser casting mould to cause is low, the phenomenon of waste material and electric energy, the metal possession share of abrading-ball product is greatly improved, its using rate of metal can reach 92%, in addition, the left and right module that adopts sand lump to make, not only help producing in enormous quantities, and the abrading-ball of making has dense materials, need not polish and just can come into operation, greatly reduce the manufacturing cost of abrading-ball, improve the competitiveness of abrading-ball on market.
Description of drawings
Fig. 1 is the monolateral modular structure schematic diagram of the present invention;
Fig. 2 is the N-N cutaway view of Fig. 1;
Fig. 3 is a casting template structural representation of the present invention;
Fig. 4 is the A-A cutaway view of Fig. 3;
Fig. 5 is a casting mould assembly drawing of the present invention.
The specific embodiment
As shown in Figure 1 and Figure 2, the casting mould of abrading-ball of the present invention, comprise sand lump the making left module 1 and the right module 2 of butt joint mutually, it is characterized in that described left module and right module die joint middle part is provided with the pouring channel 3 of no rising head, described pouring channel 3 both sides are provided with the plurality of rows hemispherical lumen pore 4 that is connected with pouring channel, the length of described hemispherical lumen pore 4 mutual running channels 5 is 2mm, and diameter is 6～8mm.After docking mutually, above-mentioned left module 1 and right module 2 can form the abrading-ball die cavity of complete layout in a row.For the casting liquid in the pouring channel 3 can be flowed into rapidly in the abrading-ball casting chamber, described pouring channel 3 one ends are provided with the casting gate 7 that is trapezoidal.Above-mentioned plurality of rows hemispherical lumen pore 4 is and is divided into pouring channel 3 both sides under oblique, and its downward oblique angle is 5～15 °.Be the separation that guarantees that the abrading-ball spheroid can be easier after casting, above-mentioned hemispherical lumen pore 4 is provided with thin and short running channel 5 each other, and its running channel length is 2mm.Diameter is 6～8mm, flows to each lumen pore equably for guaranteeing casting liquid, and above-mentioned pouring channel 3 and each ranked first individual 4 of hemispherical lumen pores and is provided with and is the running channel 6 that constant slope makes progress.Above-mentioned casting mould adapts to the little abrading-ball of casting diameter below 25mm especially, grinding ball material can be a cast iron, also can be cast steel, and this casting mould is not established rising head, the metal possession share of abrading-ball product is greatly improved, and promptly using rate of metal can reach 92% (being generally 60%).High like this metal yield rate can be boosted productivity, improve stock utilization, save electric energy, finally show reduce cost on, improved the competitiveness of abrading-ball on market, in addition, owing to there is not a rising head, ingate is thin and lack, and makes abrading-ball very easily separated after disrumpent feelings, and need not polish, cost is reduced.Left module 1 and right module 2 that above-mentioned employing sand lump is made are water-glass sand or resin sand.
As shown in Figure 3, Figure 4, grounding ball casting mould of the present invention comprises the template that can make left module 1 and right module 2 with template, this template is made of left template 21 and right template 22, described left template 21 is respectively equipped with by hemispherical convex surface 23 and is connected raised line 27 with right template 22 plate faces and is connected in series some ball chains that form mutually, described left template 21 and right template 22 in-plane can not make module form the semicircle convex tendon 24 of running channel, convex tendon 24 1 ends are provided with the boss 25 that can make module form cast gate, and both sides are provided with the raised line 26 that links to each other with hemispherical convex surface 23.
A kind ofly adopt above-mentioned mould to make abrading-ball to comprise following processing step with the method for casting mould with template:
1) makes the right template of left template (21) (22) that has corresponding interior die cavity each other;
2) apply water-glass sand respectively in left template (21) and right template (22) plate face, its thickness should be more than or equal to 40mm;
3) respectively with hammer flattener with water-glass sand compress, compacting;
4) pass to CO
2Gas makes the water-glass sand hardened forming;
5) lump after will hardening takes off from left template (21) and right template (22) and forms left module and right module, and single casting mould is formed in the left module and the butt joint of right module of two correspondences.
For being formed, produces in batches abrading-ball, the casting mould of abrading-ball of the present invention and template and the method for making abrading-ball also comprise single casting mould assembly unit more than 2 clamped, and makes its cast gate upwards form strip cast gate groove 7, once will cast liquid by cast gate groove 7 and pour into the abrading-ball that the abrading-ball die cavity just can be made batch.
Claims (4)
1, a kind of casting mould of abrading-ball, comprise that by can docking mutually of sand lump making be the left module (1) and the right module (2) of one, it is characterized in that described left module (1) and right module (2) die joint middle part are provided with the pouring channel (3) of no rising head, described pouring channel (3) one ends are provided with the casting gate (7) that is trapezoidal, be provided with the plurality of rows hemispherical lumen pore (4) that is connected with pouring channel (3) in pouring channel (3) both sides, be provided with the running channel (6) that is constant slope and makes progress between each row's of described plurality of rows hemispherical lumen pore (4) first hemispherical lumen pore (4) and pouring channel (3), described hemispherical lumen pore (4) length of running channel (5) each other is 2mm, and diameter is 6～8mm.
2,, it is characterized in that above-mentioned plurality of rows hemispherical lumen pore (4) is to be divided into pouring channel (3) both sides under oblique that its oblique angle is 5～15 ° according to the casting mould of the described abrading-ball of claim 1.
3,, it is characterized in that left module (1) and right module (2) that above-mentioned employing sand lump is made are water-glass sand or resin sand according to the casting mould of the described abrading-ball of claim 1.
4, a kind of casting mould template of abrading-ball, it is characterized in that described template is made of left template (21) and right template (22), described left template (21) is respectively equipped with by hemispherical convex surface (23) with right template (22) plate face and is connected some vollyball chains that raised line (27) serial connection forms, described left template (21) and right template (22) in-plane are provided with the semicircle convex tendon (24) that the module that can make casting mould forms pouring channel, convex tendon (24) one ends are provided with the boss (25) that can make module form casting gate, and both sides are provided with the raised line (26) that links to each other with hemispherical convex surface (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02115325 CN1219613C (en) | 2002-06-03 | 2002-06-03 | Mould for casting grinding ball, die plate for casting mould and method for making grinding ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02115325 CN1219613C (en) | 2002-06-03 | 2002-06-03 | Mould for casting grinding ball, die plate for casting mould and method for making grinding ball |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1390662A CN1390662A (en) | 2003-01-15 |
| CN1219613C true CN1219613C (en) | 2005-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02115325 Expired - Fee Related CN1219613C (en) | 2002-06-03 | 2002-06-03 | Mould for casting grinding ball, die plate for casting mould and method for making grinding ball |
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| Country | Link |
|---|---|
| CN (1) | CN1219613C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100463741C (en) * | 2007-07-05 | 2009-02-25 | 安徽省宁国市耐磨材料总厂 | Casting mold plate |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1396907B1 (en) * | 2009-05-22 | 2012-12-20 | Freni Brembo Spa | EQUIPMENT FOR THE CREATION OF FOUNDRY SOULS |
| CN101602092B (en) * | 2009-07-09 | 2011-02-16 | 安徽省凤形耐磨材料股份有限公司 | Template for modeling grinding ball through composite spure cluster casting |
| US9486852B2 (en) | 2013-03-14 | 2016-11-08 | Hitchiner Manufacturing Co., Inc. | Radial pattern assembly |
| US9498819B2 (en) | 2013-03-14 | 2016-11-22 | Hitchiner Manufacturing Co., Inc. | Refractory mold and method of making |
| US9481029B2 (en) | 2013-03-14 | 2016-11-01 | Hitchiner Manufacturing Co., Inc. | Method of making a radial pattern assembly |
| CN109967698A (en) * | 2019-05-21 | 2019-07-05 | 黄山市黄山区金球耐磨材料有限公司 | A kind of mold being used to prepare the two-sided shell mould of casting metal microballoon |
| CN110102719B (en) * | 2019-05-21 | 2020-10-30 | 黄山市黄山区金球耐磨材料有限公司 | Casting metal microsphere pouring shell mold preparation equipment |
-
2002
- 2002-06-03 CN CN 02115325 patent/CN1219613C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100463741C (en) * | 2007-07-05 | 2009-02-25 | 安徽省宁国市耐磨材料总厂 | Casting mold plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1390662A (en) | 2003-01-15 |
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Owner name: GUANGZHOU RESEARCH INSTITUTE OF NONFERROUS METALS Free format text: FORMER OWNER: GUANGYAN NEW MATERIAL SCIENCE AND TECHNOLOGY CO LTD, GUANGDONG Effective date: 20040806 |
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Effective date of registration: 20040806 Address after: 510500 Guangdong city of Guangzhou province Tianhe District Shahe Chang ban Applicant after: Guangzhou Research Institute of Non-ferrous Metals Address before: Wushan 510651 Guangdong city of Guangzhou Province Applicant before: Guangyan New Material Science and Technology Co Ltd, Guangdong |
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