CN1319650C - Ternary composite material abrasion resistant lining board and its preparation process - Google Patents
Ternary composite material abrasion resistant lining board and its preparation process Download PDFInfo
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- CN1319650C CN1319650C CNB2005100416747A CN200510041674A CN1319650C CN 1319650 C CN1319650 C CN 1319650C CN B2005100416747 A CNB2005100416747 A CN B2005100416747A CN 200510041674 A CN200510041674 A CN 200510041674A CN 1319650 C CN1319650 C CN 1319650C
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Abstract
The present invention discloses a ternary composite material abrasion resistant lining plate and a preparing process thereof. The present invention is composed of a nanostructure metal net (1), a high hardness ceramic rod (2) and a polyurethane elastomer (3), wherein the ceramic rod (2) is embedded in a mesh of the nanostructure metal net (1) and is integrally recombined by polyurethane. The present invention has the advantage that the present invention integrates different advantages of high hardness of the ceramic material, high tenacity and high strength of the metal material, elasticity of the organic elastomeric material, corrosion resistance, etc. and solves the problems of the fragmentation of the large ceramic under the impact, the poor corrosion resistance for the single metal material, and the low flaking avulsion and grinding efficiency of the pure polyurethane under the tearing operating condition. Compared with the single material lining plate, the service life of the present invention is prolonged by one order of magnitude. The present invention has the advantages of low compound forming temperature, high technical controllability, high rate of finished products and stable production quality and can obtain high use performance without the heat treatment technology, etc.
Description
Technical field
The present invention relates to the plant equipment and the manufacturing process in general fragmentation, grinding, conveying, flotation, pulverizing field, particularly a kind of preparation technology of composite material abrasion resistant lining board.
Background technology
Liner plates mechanically such as the fragmentation of industrial trade extensive uses such as coal, metallurgy, mine, electric power, building materials, refractory material, the energy, powder process, flotation, conveying are main wear-out parts.The used liner material quality of every profession and trade mainly contains several single metal material such as potassium steel, multi-element low alloy steel, Cr series white cast iron at present.Potassium steel realize austenite to martensitic solid-state phase changes and work hardening just can be given full play to its wearability, and yield strength is low, easily produces plastic flow only under high load capacity, high impact stresses; The macrohardness of multi-element low alloy steel because hardness is low, can not be resisted being pressed into and paddling of abrasive material about HRC40, in use the surface produces a large amount of cutting and flow low-cycle fatigue, so wearability is bad; Though chromium series cast iron is wear-resisting, heat-resisting, corrosion resisting property is good, its plasticity and toughness difference ruptures easily.In recent years, concrete operating mode and resource situation at wear liner, both at home and abroad mainly in chemical composition alloying again, Technology for Heating Processing, smelt aspect expansion researchs such as pouring technology, develop multiple high-abrasive material, mainly contain modified high manganese steel, medium managese steel, ultra-high manganese steel series, high, in, low-carbon abrasion resistant steel alloy series, manganese system, boron is 2 wear-resistant white cast and martensite, liner material qualities such as bainite abrasion-resistant nodular cast iron, but because single material is in intensity, hardness, aspect mechanical mechanics properties such as plasticity and toughness can not be taken into account or there is specific (special) requirements in the military service operating mode, so length of service is still very short or be difficult to satisfy the needs of various operating modes.In addition, the application study of polyurethane, rubber wear-resisting liner plate is arranged also, tear the shortcoming low in flakes owing to pure elastomeric material causes easily, and can not apply with grinding efficiency.
Summary of the invention
The objective of the invention is to develop a kind of instructions for use that can satisfy all kinds machinery abrasion-proof backing block under the compound operating modes such as various impacts, burn into wearing and tearing, have service life long ternary composite material abrasion resistant lining board series of products and preparation technology thereof.
Technical solution of the present invention is achieved in that
Preparation technology of the present invention carries out according to following step:
A. weave metal wire screen in nanometer structure (1);
B. according to the liner plate specification metal wire screen in nanometer structure (1) is carried out stamping-out;
C. surface derusting, scrubbing, oil removal treatment are carried out in metal wire screen in nanometer structure (1) pickling or acetone washing;
D. according to the liner plate gauge, that several layers of metal wire screen in nanometer structure (1) is tight superimposed;
E. ceramic embedded rod (2) in metal wire screen in nanometer structure (1) mesh;
F. the metal wire screen in nanometer structure that is inlaid with ceramic rod (2) (1) is put into the liner plate mould cavity;
G. dispose polyurethane elastomer (3) raw material, in 60～200 ℃ of temperature ranges, be poured into mould cavity and pressurization; Through 10～60 minutes curing and demolding, promptly prepare ternary composite material abrasion resistant lining board.
In technique scheme, 10 °～90 ° of ceramic rod (2) axis direction and liner plate working face angles.In metal wire screen in nanometer structure (1), all be inlaid with ceramic rod (2), perhaps be inlaid with ceramic rod (2) in liner plate working face one side.The length of ceramic rod (2) is equal to or less than the thickness of metal wire screen in nanometer structure (1) lamination, and its diameter is 0.2～15mm.Ceramic rod (2) adopts aluminium oxide, tungsten carbide or thyrite to make.
In technique scheme, the number of plies that metal wire screen in nanometer structure (1) piles up is determined by the specification of working condition requirement.The diameter of metal wire screen in nanometer structure (1) is 0.1～2.5mm; Its mesh size is 0.2～15mm.Metal wire screen in nanometer structure (1) is selected mild steel, medium carbon steel, the high-carbon steel wire of nanostructured for use, the perhaps basic, normal, high carbon alloy steel wire of nanostructured, and perhaps the metal wire knitted of the metastable material of nanostructured manganese steel forms.Metal wire screen in nanometer structure (1) also can adopt mild steel, medium carbon steel, high-carbon steel wire; Perhaps basic, normal, high carbon alloy steel wire, or the metastable material metal silk of manganese steel is made.
In technique scheme, polyurethane elastomer (3) adopts Series of Polyurethane, particularly Adiprene-1 type polyurethane, also can adopt rubber or plastics.
The present invention has the following advantages:
1, adopts the high rigidity ceramic rod of minor diameter to be embedded in the metal wire screen in nanometer structure, constitute wear-resistant hard point, can stop abrasive grain being pressed into and paddling of liner plate working face, thereby make liner plate have very high anti-wear performance.
2, the existing high strength of metal wire screen in nanometer structure has high tenacity again; The Series of Polyurethane elastomer not only plays moulding, cementation, also has high-wearing feature, high waterproof, high damping property simultaneously.Metal wire screen in nanometer structure is compounded in polyurethane elastomer inside, can avoid the external agency corrosion under the actual applying working condition condition.Ceramic rod and metal wire screen in nanometer structure can prevent jointly abrasive grain to the scuffing of polyurethane elastomer, tear, make polyurethane elastomer keep stable morphology.
3, the present invention has had high rigidity, the high-wearing feature of ceramic material concurrently; The high strength of metal material, high tenacity; The high resiliency of organic elastomer material and corrosion resistance.
4, composite molding temperature of the present invention is low, and process controllability is strong, the yield rate height, and the quality of production is stable, does not need can obtain very high serviceability through technologies such as Overheating Treatment.
Description of drawings
Below in conjunction with drawings and Examples the present invention is described in further detail:
Fig. 1 is embodiment 1 a structure vertical view;
Fig. 2 is embodiment 1 a structure cutaway view;
Fig. 3 is embodiment 2 structure cutaway views;
Fig. 4 is embodiment 3 structure cutaway views;
Fig. 5 is a process chart of the present invention.
The specific embodiment
Embodiment 1:
A kind of ternary composite material abrasion resistant lining board is referring to Fig. 1 and Fig. 2.It is composited by metal wire screen in nanometer structure 1, ceramic rod 2, polyurethane elastomer 3 three parts.According to working condition requirement, it is the nanostructured metal silk braiding of 0.1～2.5mm that metal wire screen in nanometer structure 1 can be selected diameter for use, and mesh size is adjusted in 0.2～15mm scope.The material of nanostructured metal silk can be mild steel, medium carbon steel, high-carbon steel; Basic, normal, high carbon alloy steel, or the metastable material of manganese steel etc., also can select the corresponding metal wire material for use.
According to working condition requirement, metal wire screen in nanometer structure 1 compact reactor layer by layer is stacked to needed thickness.
Ceramic rod 2 adopts ceramic material such as aluminium oxide or tungsten carbide, and diameter can be adjusted in 0.2～15mm scope according to the mesh diameter of metal wire screen in nanometer structure 1.Ceramic rod 2 is embedded in the mesh of metal wire screen in nanometer structure 1 and closely cooperates with it.The length of ceramic rod 2 equates that with the gross thickness of metal wire screen in nanometer structure 1 lamination ceramic rod 2 axis directions and liner plate working face are perpendicular.
Polyurethane elastomer 3 can adopt Series of Polyurethane, and Adiprene-1 type polyurethane for example also can adopt the strong rubber of other good springiness, corrosion resistance height, caking property or plastics etc.
The step of preparation process of embodiment 1 is as follows, referring to technological process Fig. 5.
A. weave metal wire screen in nanometer structure 1,, select the metal wire knitted of heterogeneity for use according to different operating mode needs;
B. according to the liner plate specification metal wire screen in nanometer structure 1 is carried out stamping-out;
C. metal wire screen in nanometer structure 1 pickling or acetone washing is carried out surface derusting, scrubbing, is removed the wet goods processing;
D. according to the liner plate gauge, that 1 several layer of metal wire screen in nanometer structure is tight superimposed;
E. in metal wire screen in nanometer structure 1 mesh ceramic embedded excellent 2;
F. the metal wire screen in nanometer structure 1 that is inlaid with ceramic rod 2 is put into mould cavity on request;
G. dispose polyurethane elastomer (3) raw material, in 80～150 ℃ of temperature ranges, be poured into mould cavity and pressurization routinely; Through 30～60 minutes curing and demolding, promptly prepare ternary composite material abrasion resistant lining board.
Embodiment 2:
A kind of ternary composite material abrasion resistant lining board is referring to Fig. 1 and Fig. 3.The present invention is composited by metal wire screen in nanometer structure 1, ceramic rod 2, polyurethane elastomer 3 three parts.The material that ceramic rod 2 is selected for use is aluminium oxide ceramics or tungsten carbide ceramics, and ceramic rod 2 length are less than metal wire screen in nanometer structure 1 lamination gross thickness, and concrete length value can be determined according to actual condition.Ceramic rod 2 is embedded in liner plate working face one side, and axis direction and liner plate working face are perpendicular.Other structure is with embodiment 1.
The characteristics of embodiment 2 are consumptions of having saved ceramic rod 2, have reduced preparation cost.Shortcoming is to use the life-span to descend to some extent.
The step of preparation process of embodiment 2 is substantially with embodiment 1, referring to technological process Fig. 5.
Embodiment 2 is different with the f step at e with embodiment 1:
E. ceramic rod 2 is embedded in the metal wire screen in nanometer structure 1 liner plate working face one side mesh;
Place in the mould cavity downwards one side that f. will be inlaid with ceramic rod 2.
Other processing step is with embodiment 1.
Embodiment 3:
A kind of ternary composite material abrasion resistant lining board is referring to Fig. 1 and Fig. 4.The present invention is composited by metal wire screen in nanometer structure 1, ceramic rod 2, elastomer 3 three parts.According to the force direction that is hit under the actual applying working condition condition, metal wire screen in nanometer structure 1 is pressed certain angle inclination lamination, and the mesh between the maintenance different layers aligns, make ceramic rod 2 axis directions vertical with metal wire screen in nanometer structure 1 plane, after ceramic embedded excellent 2, cut polishing according to the specification of liner plate.Ceramic rod 2 axis directions and liner plate working face angle are 10 °～90 °.General angle commonly used is 30 °～60 °.
According to concrete use needs, wire diameter is adjusted in 0.1～2.5mm scope, and the mesh size of metal wire screen in nanometer structure 1 is adjusted in 0.2～15mm scope.
Ceramic rod 2 can adopt ceramic material such as aluminium oxide ceramics, tungsten carbide, its diameter can be adjusted in 0.2～15mm scope according to the mesh diameter of metal wire screen in nanometer structure 1, be embedded in the mesh of metal wire screen in nanometer structure 1 and closely cooperate, fit tolerance is ± 0.01～± 0.1mm, polyurethane elastomer 3 can adopt Series of Polyurethane, Adiprene-1 type polyurethane for example also can adopt the strong rubber of other good springiness, corrosion resistance height, caking property or plastics etc.
The characteristics of embodiment 3 are to be subjected to determine to have more rational molding structure under the angle impact wear working condition, thereby guarantee very high serviceability.
The step of preparation process of embodiment 3 is substantially with embodiment 1, referring to technological process Fig. 5.
Embodiment 3 is different with the f step at d, e with embodiment 1:
D. according to the liner plate gauge, metal wire screen in nanometer structure 1 is tilted by 30 °～60 ° angles, several layers tight superimposed, and keep the mesh between the different layers to align, and makes ceramic rod 2 axis directions vertical with metal wire screen in nanometer structure 1 plane;
E. ceramic embedded excellent 2 in metal wire screen in nanometer structure 1 mesh of inclination lamination, cut grinding process according to the specification of liner plate;
F. the metal wire screen in nanometer structure 1 that is inlaid with ceramic rod 2 is put into mould cavity.
Other processing step is with embodiment 1.Embodiments of the present invention are not limited to the foregoing description.
Claims (9)
1, the preparation technology of ternary composite material abrasion resistant lining board is characterized in that: this preparation technology carries out according to following step:
A. weave metal wire screen in nanometer structure (1);
B. according to the liner plate specification metal wire screen in nanometer structure (1) is carried out stamping-out;
C. surface derusting, scrubbing, oil removal treatment are carried out in metal wire screen in nanometer structure (1) pickling or acetone washing;
D. according to the liner plate gauge, that several layers of metal wire screen in nanometer structure (1) is tight superimposed;
E. ceramic embedded rod (2) in metal wire screen in nanometer structure (1) mesh;
F. the metal wire screen in nanometer structure that is inlaid with ceramic rod (2) (1) is put into the liner plate mould cavity;
G. dispose polyurethane elastomer (3) raw material, in 60～200 ℃ of temperature ranges, be poured into mould cavity and pressurization; Through 10～60 minutes curing and demolding, promptly prepare ternary composite material abrasion resistant lining board.
2, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1 is characterized in that: ceramic rod (2) axis direction and liner plate working face angle are 10 °～90 °.
3, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1 is characterized in that: all be inlaid with ceramic rod (2) in the metal wire screen in nanometer structure (1), perhaps be inlaid with ceramic rod (2) in liner plate working face one side.
4, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1 is characterized in that: the length of ceramic rod (2) is equal to or less than the thickness of metal wire screen in nanometer structure (1) lamination, and its diameter is 0.2～15mm.
5, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1 is characterized in that: the number of plies that metal wire screen in nanometer structure (1) piles up is determined by the specification of working condition requirement.
6, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1 is characterized in that: ceramic rod (2) adopts aluminium oxide, tungsten carbide or thyrite to make.
7, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1 is characterized in that: the diameter of metal wire screen in nanometer structure (1) is 0.1～2.5mm; Its mesh size is 0.2～15mm.
8, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1 is characterized in that: polyurethane elastomer (3) adopts Series of Polyurethane, rubber or plastics.
9, the preparation technology of ternary composite material abrasion resistant lining board according to claim 1, it is characterized in that: metal wire screen in nanometer structure (1) is selected mild steel, medium carbon steel, the high-carbon steel wire of nanostructured for use, the perhaps basic, normal, high carbon alloy steel wire of nanostructured, perhaps the metal wire knitted of the metastable material of nanostructured manganese steel forms.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100416747A CN1319650C (en) | 2005-02-03 | 2005-02-03 | Ternary composite material abrasion resistant lining board and its preparation process |
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| CNB2005100416747A CN1319650C (en) | 2005-02-03 | 2005-02-03 | Ternary composite material abrasion resistant lining board and its preparation process |
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| CN1319650C true CN1319650C (en) | 2007-06-06 |
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| CN100443185C (en) * | 2006-09-19 | 2008-12-17 | 西安建筑科技大学 | Production technology for composite breaking wall and composite rolling mortar wall |
| CN100443189C (en) * | 2006-09-19 | 2008-12-17 | 西安建筑科技大学 | Manufacturing process of composite abrasion-proof stick |
| CN100417449C (en) * | 2006-09-19 | 2008-09-10 | 西安建筑科技大学 | Manufacturing process for composite abrasion-proof inner plate of ball grinding machine |
| CN102189026A (en) * | 2011-03-10 | 2011-09-21 | 张爱平 | Combined type modification MC nylon grinding machine liner plate assembly |
| US10543985B2 (en) * | 2015-01-19 | 2020-01-28 | Flsmidth A/S | Interlocking wear-resistant panel system |
| CN107745091B (en) * | 2017-09-27 | 2019-05-24 | 宁夏绿源实业有限公司 | A kind of preparation method of high-strength abrasion-proof plate |
| CN112096734B (en) * | 2019-06-18 | 2022-10-04 | 南京湛泸科技有限公司 | Turntable bearing and manufacturing method thereof |
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| DE3637439A1 (en) * | 1985-12-03 | 1987-06-04 | Keramikmaschinen Goerlitz Veb | Wear-resistant lining for containers, in particular drum mills |
| CN2152655Y (en) * | 1993-04-03 | 1994-01-12 | 湖南电力电瓷电器厂 | Wearproof ceramic rubber lining board |
| CN1082488A (en) * | 1992-08-07 | 1994-02-23 | 湖南电力电瓷电器厂 | A kind of wear-resistant ceramic rubber lining |
| CN2237484Y (en) * | 1995-05-27 | 1996-10-16 | 西安建筑科技大学 | Hole type composite lining plate for mill |
| CN2252696Y (en) * | 1995-12-25 | 1997-04-23 | 本溪市运输机械配件厂 | Ceramic rubber combined lining board |
| CN2562970Y (en) * | 2002-08-01 | 2003-07-30 | 黄裕宏 | New structure of ceramic lining board |
| CN2762884Y (en) * | 2005-02-03 | 2006-03-08 | 西安建筑科技大学 | Abrasion resistant liner made of three-elements compounding material |
-
2005
- 2005-02-03 CN CNB2005100416747A patent/CN1319650C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3637439A1 (en) * | 1985-12-03 | 1987-06-04 | Keramikmaschinen Goerlitz Veb | Wear-resistant lining for containers, in particular drum mills |
| CN1082488A (en) * | 1992-08-07 | 1994-02-23 | 湖南电力电瓷电器厂 | A kind of wear-resistant ceramic rubber lining |
| CN2152655Y (en) * | 1993-04-03 | 1994-01-12 | 湖南电力电瓷电器厂 | Wearproof ceramic rubber lining board |
| CN2237484Y (en) * | 1995-05-27 | 1996-10-16 | 西安建筑科技大学 | Hole type composite lining plate for mill |
| CN2252696Y (en) * | 1995-12-25 | 1997-04-23 | 本溪市运输机械配件厂 | Ceramic rubber combined lining board |
| CN2562970Y (en) * | 2002-08-01 | 2003-07-30 | 黄裕宏 | New structure of ceramic lining board |
| CN2762884Y (en) * | 2005-02-03 | 2006-03-08 | 西安建筑科技大学 | Abrasion resistant liner made of three-elements compounding material |
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| CN1651146A (en) | 2005-08-10 |
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Assignee: Tongchuan Zhongxing Material Co., Ltd. Assignor: Xi'an Architectural Sci & Tech. Univ. Contract fulfillment period: 2009.4.1 to 2015.2.2 contract change Contract record no.: 2009610000070 Denomination of invention: Ternary composite material abrasion resistant lining board and its preparation process Granted publication date: 20070606 License type: Exclusive license Record date: 20091127 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.4.1 TO 2015.2.2; CHANGE OF CONTRACT Name of requester: TONGCHUAN ZHONGXIN MATERIALS CO., LTD Effective date: 20091127 |