CN2616293Y - Heavy-duty magnetic lining board - Google Patents
Heavy-duty magnetic lining board Download PDFInfo
- Publication number
- CN2616293Y CN2616293Y CN 03244303 CN03244303U CN2616293Y CN 2616293 Y CN2616293 Y CN 2616293Y CN 03244303 CN03244303 CN 03244303 CN 03244303 U CN03244303 U CN 03244303U CN 2616293 Y CN2616293 Y CN 2616293Y
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- liner plate
- heavy
- magnetic
- lining board
- heavy magnetic
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Abstract
The utility model relates to a heavy magnetic lining board, which comprises a non-magnetic steel armor block arranged on the inner surface of the basal body, a wear-resistant alloy part, a permanent magnet, high-strength quick-drying adhesives and a covering layer, wherein the non-magnetic steel armor block and the wear-resistant alloy part are casting composite material elements, build up the metal body of the heavy magnetic lining board. The North pole and the South pole of the permanent magnet alternatively spread along the basal body and the permanent magnet is bonded to the wear-resistant alloy part via the high-strength quick-drying adhesives. The covering layer is arranged on the outermost of the heavy magnetic lining board. The utility model can achieve higher magnetic flux density and impact property, and carry out self-protecting. The heavy magnetic lining board of the utility model can be used as a section of the lining board on the ball grinder and the extraordinary ball grinder. The service life of the heavy magnetic lining board is 4-5 times longer than manganese steel. Besides, as for the extraordinary ball grinder, the heavy magnetic lining board can employ strip assembling and, as for the ball grinder, the heavy magnetic lining board can carry out quick-mending and maintaining under the condition of the equipment not disintegrated.
Description
Technical field
The utility model relates to a kind of ball mill of operation transport field, particularly relate to a kind of heavy magnetic liner plate, it is that a kind of milling medium diameter that is applicable to is a kind of novel wear resistant lining board of one section ball mill of Φ 80-110mm steel ball and milling medium diameter≤super-huge ball mill of Φ 80mm steel ball.
Background technology
At present, both at home and abroad every profession and trade ball grinding machine lining board high-abrasive material mainly is a potassium steel, and it was brought into use so far from nineteen eighty-two, and the ball grinding machine lining board of China is still based on potassium steel, and is fast because of losing efficacy, consumption is big, superseded substantially abroad.Secondly be ni-hard cast iron, its wearability is good, but nickel family members consumption is big, costs an arm and a leg, domestic seldom employing.Secondly be rich chromium cast iron (steel) again, its wearability is good, but fragility is big, and application is restricted.The nonmetallic materials rubber lining, it is in light weight, and wearability is good, but not anti-thump is not anti-hard, and ore wedge skiving decreases, and range of application also is restricted.According to statistics, the annual ball grinding machine lining board metal wastage of China reaches more than 20 ten thousand tons.
The eighties, Swede's invention rubber magnetic liner plate learns that according to external investigation and document announcement at present, the rubber magnetic liner plate only is applicable to milling medium diameter≤Φ 50mm steel ball, is applicable to two sections and the ball grinding machine lining board of regrinding.
The nineties, " metallic magnetic lining that grinding machine is used " and utility model " metal--rubber magnetic liner plate " have successively been invented by China, and the former adopts Nd-Fe-Bo permanent magnet material, the lining plate structure complexity, the cost height carries out commerical test on large-size ball mill, because of existing problems, do not apply so far.Latter's " metal--rubber magnetic liner plate ", it is simple and reasonable, but magnetic induction intensity is low, is applicable to milling medium diameter≤two sections ball grinding machine lining boards of Φ 60mm steel ball.
This shows that above-mentioned existing ball grinding machine lining board still has many defectives, and demands urgently further being improved.
In order to solve the problem that above-mentioned ball grinding machine lining board exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing ball grinding machine lining board exists, the utility model people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, actively studied innovation, in the hope of founding a kind of heavy magnetic liner plate of new structure, can improve general existing on the market conventional ball grinding machine lining board structure, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Main purpose of the present utility model is, overcome the little defective of range of application that existing magnetic liner plate of ball mill exists, and a kind of heavy magnetic liner plate of new structure is provided, technical problem underlying to be solved is to make it be applicable to that one section ball mill and super-huge ball mill work under the big condition of medium steel ball impact energy.
The purpose of this utility model and solve its technical problem underlying and realize by the following technical solutions.According to the heavy magnetic liner plate that the utility model proposes, be included in nonmagnetic steel baffle and alloy wear-resisting spare, permanent magnetism magnetic and high-strength, quick-drying binding agent and protective layer that formation is set on the matrix inwall, wherein nonmagnetic steel baffle and alloy wear-resisting spare are the metallic objects of heavy magnetic liner plate, are the composite elements of forming through the bag casting; The permanent magnetism magnetic is alternately arranged with N, the S utmost point along matrix, and is bonded on the alloy wear-resisting spare by the high-strength, quick-drying binding agent; Outermost at heavy magnetic liner plate is a protective layer.
The purpose of this utility model and solve its technical problem and can also adopt following technical measures further to realize.
Aforesaid heavy magnetic liner plate, wherein said nonmagnetic steel baffle is respectively two kinds of metal materials that physical and mechanical properties is different with alloy wear-resisting spare.
Aforesaid heavy magnetic liner plate, wherein said permanent magnetism magnetic adopts the high-coercive force ferrimagnet, and magnetic system adopts the little pole span Jiong of big pole-face shape opening magnetic system.
Aforesaid heavy magnetic liner plate, wherein said protective layer is made up of broken steel ball and other ferromagnetic material.
Aforesaid heavy magnetic liner plate, wherein said matrix are cylindrical shell or end cap.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the heavy magnetic liner plate of the utility model is included in nonmagnetic steel baffle and alloy wear-resisting spare, permanent magnetism magnetic and high-strength, quick-drying binding agent and the protective layer that formation is set on the matrix inwall.The heavy magnetic liner plate of the utility model since the permanent magnetism magnetic adopt the high-coercive force ferrimagnet, magnetic system adopts the little pole span of big pole-face, Jiong shape opening magnetic system, can obtain higher magnetic induction intensity and impact resistance.The certain thickness protective layer of being made up of broken steel ball and other ferromagnetic material of absorption is realized autoprotection on the heavy magnetic liner plate working face.The heavy magnetic liner plate of the utility model can be used as the liner plate of one section ball mill and super-huge ball mill, and be 4-5 times of manganese steel its service life.In addition, above-mentioned heavy magnetic liner plate can adopt antiposition to install, and keeps in repair under the situation that equipment does not disintegrate.
In sum, the heavy magnetic liner plate of the utility model special construction, have above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use, no matter and its structurally or bigger improvement is all arranged on the function, have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thus be suitable for practicality more, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the schematic diagram of the heavy magnetic liner plate of the utility model.
Fig. 2 is the schematic diagram that the heavy magnetic liner plate of the utility model is applied to end cap.
Fig. 3 is the sectional drawing of C-C among Fig. 2.
1 ... heavy magnetic liner plate 2 ... the nonmagnetic steel baffle
3 ... alloy wear-resisting spare 4 ... the permanent magnetism magnetic
5 ... high-strength, quick-drying glue 6 ... protective layer
7 ... matrix
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to its specific embodiment of heavy magnetic liner plate, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
See also shown in Figure 1; Fig. 1 is the schematic diagram of the heavy magnetic liner plate of the utility model; the heavy magnetic liner plate of the utility model; it mainly comprises: nonmagnetic steel baffle (2), alloy wear-resisting spare (3), permanent magnetism magnetic (4), high-strength, quick-drying glue (5) and protective layer (6); wherein: the composite element that nonmagnetic steel baffle (2) and alloy wear-resisting spare (3) are made up of through the bag casting the metal material of two kinds of different physical and mechanical properties, and with composition composite liner plates such as permanent magnetism magnetic (4) and high-strength, quick-drying glue (5).Permanent magnetism magnetic (4) adopts the high-coercive force ferrimagnet, permanent magnetism magnetic (4) is alternately arranged with N, the S utmost point along cylinder inboard wall periphery and end cap radial direction, magnetic system adopts the little pole span Jiong of big pole-face shape opening magnetic system, and is bonded on the alloy wear-resisting spare (3) by high-strength, quick-drying binding agent (5).Outermost at heavy magnetic liner plate is protective layer (6), and the magnetic line of force is to form the closed-loop path by permanent magnetism magnetic (4), alloy wear-resisting spare (3), protective layer (6), matrix (7).
Alloy wear-resisting spare (3) on the above-mentioned heavy magnetic liner plate working face is because of the protective layer of characteristics such as its arranged outside is formed with that wearability is good, magnetic field is strong, shock resistance and adsorbable certain thickness broken steel ball and other ferromagnetic material; realize the liner plate autoprotection; the magnetic liner plate working face is not directly impacted and wearing and tearing by steel ball and material, thereby prolong the service life of liner plate.Heavy magnetic liner plate is to be absorbed and fixed on cylindrical shell and the end cap inwall by magnetic force, considers that medium promotes, and shutdown discharges water, and the end cap coning angle is equal conditions not, and the magnetic liner plate structural design has multiple multi-form.
See also Fig. 2, shown in Figure 3, Fig. 2 is the schematic diagram that the heavy magnetic liner plate of the utility model is applied to end cap, and Fig. 3 is the sectional drawing of C-C among Fig. 2, and the alloy wear-resisting spare among Fig. 2, Fig. 3 (3) is a hemisphere.
The magnetic liner plate mounting condition is strict, generally requires clear ball discharging, checks to clean out again and installs.For large-scale and super-huge ball mill, body steel ball and inventory are big, and tens tons are arrived the hundreds of ton, and clear ball discharging expense is big, and the time is long, produces not allow, and requiring must the material containing installation.The heavy magnetic liner plate of the utility model provides super-huge magnetic liner plate of ball mill material containing quick installation and maintenance method, concrete measure and method are: adopt antiposition to install on the spot, special-purpose anti-skidding pressing plate, rubber stopper Instant cement plug-hole, install in batches, spread broken ball, jiggering positioning in time, strengthen each inter process and cooperate, realize the once success of magnetic liner plate material containing Fast Installation.
At ball mill because of using with the passing of time, have in the body than heavy wear, La Gou, depressed phenomenon, generally do not study for a second time courses one has flunked on the spot, the equipment mechanical process of need disintegrating just can be installed, the utility model can provide metal bonding coating to carry out equipment at the scene and study for a second time courses one has flunked work fast, solve equipment deficiency, improve mounting condition.
The heavy magnetic liner plate of the utility model carries out commerical test at one section Φ 2700 * 3600 ball mill of certain ore deposit enrichment plant, and the medium diameter is a Φ 100mm steel ball, and working order is good, and result of the test and consumption indicators division are as follows:
1, liner plate is 4 times of manganese service life
2, save ball consumption 8%
3, save power consumption 8-10%
4, improve equipment operation rate 1-2%
5, alleviate the liner plate labor strength
6, reduce grinding machine and produce noise
7, increase the ore milling product fineness
8, unit-hour output slightly improves
The heavy magnetic liner plate of the utility model carries out commerical test at certain ore dressing Φ 5500 * 8900 (Φ 18 ' * 29) ball mill, under the material containing condition, takes the concrete measures, and realizes the material containing Fast Installation.In the time that limits, shift to an earlier date greatly, guarantee the success of magnetic liner plate once mounting.For the heavy magnetic liner plate of super-huge ball mill provides material containing Fast Installation experience, magnetic liner plate obtains good process index and consumption indicators by commerical test, its experimental condition and division is as follows as a result:
One, commerical test condition
1, ball mill specifications and models Φ 5500 * 8900 (Φ 18 ' * 29 ') overflow type
2, main driving motor power 4400KW
3,13.7 rev/mins of mill speeds (be critical speed 76%)
4, grinding medium filling ratio 35%
5, milling medium specification Φ 38 * 45
6, during unit-hour output 250-300 ton/platform
Two, consumption indicators
1, saves liner plate weight and economize 50%
2, save ball consumption 10-15%
3, save power consumption 7-10%
4, liner plate be service life chrome-molybdenum steel 5-6 doubly
5, reduce the production noise
6, unit-hour output has raising
7, increase product fineness
8, alleviate the liner plate labor strength
The technological innovation of the heavy magnetic liner plate of the utility model that above-mentioned structure like this constitutes all has many saving graces for technical staff of the same trade now, and the progressive that possesses skills really.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified to the equivalent embodiment of equivalent variations, but every technical solutions of the utility model content that do not break away from,, all still belong in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.
Claims (5)
1, a kind of heavy magnetic liner plate is characterized in that: it is included in nonmagnetic steel baffle (2) and alloy wear-resisting spare (3), permanent magnetism magnetic (4) and high-strength, quick-drying binding agent (5) and the protective layer (6) that formation is set on matrix (7) inwall; Described nonmagnetic steel baffle (2) and alloy wear-resisting spare (3) are the metallic objects of heavy magnetic liner plate (1), are the composite elements of forming through the bag casting; Described permanent magnetism magnetic (4) is alternately arranged with N, the S utmost point along matrix (7), and is bonded on the alloy wear-resisting spare (3) by high-strength, quick-drying binding agent (5); Outermost at heavy magnetic liner plate (1) is protective layer (6).
2, heavy magnetic liner plate according to claim 1 is characterized in that wherein said nonmagnetic steel baffle (2) and alloy wear-resisting spare (3) are respectively two kinds of metal materials that physical and mechanical properties is different.
3, heavy magnetic liner plate according to claim 1 is characterized in that wherein said permanent magnetism magnetic (4) adopts the high-coercive force ferrimagnet, and magnetic system adopts the little pole span Jiong of big pole-face shape opening magnetic system.
4, heavy magnetic liner plate according to claim 1 is characterized in that wherein said protective layer (6) is made up of broken steel ball and other ferromagnetic material.
5,, it is characterized in that wherein said matrix (7) is ball mill barrel or end cap according to the described heavy magnetic liner plate of arbitrary claim in the claim 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03244303 CN2616293Y (en) | 2003-04-23 | 2003-04-23 | Heavy-duty magnetic lining board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03244303 CN2616293Y (en) | 2003-04-23 | 2003-04-23 | Heavy-duty magnetic lining board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2616293Y true CN2616293Y (en) | 2004-05-19 |
Family
ID=34251146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03244303 Expired - Lifetime CN2616293Y (en) | 2003-04-23 | 2003-04-23 | Heavy-duty magnetic lining board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2616293Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1309480C (en) * | 2004-06-28 | 2007-04-11 | 沈阳市光大科技开发研究所 | Metal magnetic lining plate, protective plate shell and process for producing protective plate shell |
| WO2008000112A1 (en) * | 2006-06-22 | 2008-01-03 | Beijing Jinfa Industry And Trade Company | A circular slot magnetized liner |
| CN102513189A (en) * | 2011-12-20 | 2012-06-27 | 江西稀有金属钨业控股集团有限公司 | Method for sealing installation gaps of liner plates at end cap of ball mill |
| CN102658225A (en) * | 2012-04-25 | 2012-09-12 | 白银有色集团股份有限公司 | Method for repairing ball mill |
| CN102806123A (en) * | 2012-08-15 | 2012-12-05 | 四川高德特科技有限公司 | Magnetic lining plate of ball mill |
| CN106179640A (en) * | 2015-05-28 | 2016-12-07 | 北京环磨科技有限公司 | A kind of hardening type metallic magnetic lining |
| CN106269095A (en) * | 2015-05-28 | 2017-01-04 | 北京环磨科技有限公司 | A kind of structure enhanced type metallic magnetic lining |
| CN106669903A (en) * | 2015-11-09 | 2017-05-17 | 北京环磨科技有限公司 | Nanometer steel magnetic liner plate |
| CN108620192A (en) * | 2017-03-17 | 2018-10-09 | 北京环磨科技有限公司 | A kind of magnetic pole presses the staggered metal magnetic aside-liner of spoke line |
-
2003
- 2003-04-23 CN CN 03244303 patent/CN2616293Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1309480C (en) * | 2004-06-28 | 2007-04-11 | 沈阳市光大科技开发研究所 | Metal magnetic lining plate, protective plate shell and process for producing protective plate shell |
| WO2008000112A1 (en) * | 2006-06-22 | 2008-01-03 | Beijing Jinfa Industry And Trade Company | A circular slot magnetized liner |
| CN102513189A (en) * | 2011-12-20 | 2012-06-27 | 江西稀有金属钨业控股集团有限公司 | Method for sealing installation gaps of liner plates at end cap of ball mill |
| CN102658225A (en) * | 2012-04-25 | 2012-09-12 | 白银有色集团股份有限公司 | Method for repairing ball mill |
| CN102806123A (en) * | 2012-08-15 | 2012-12-05 | 四川高德特科技有限公司 | Magnetic lining plate of ball mill |
| CN102806123B (en) * | 2012-08-15 | 2014-05-28 | 四川高德特科技有限公司 | Magnetic lining plate of ball mill |
| CN106179640A (en) * | 2015-05-28 | 2016-12-07 | 北京环磨科技有限公司 | A kind of hardening type metallic magnetic lining |
| CN106269095A (en) * | 2015-05-28 | 2017-01-04 | 北京环磨科技有限公司 | A kind of structure enhanced type metallic magnetic lining |
| CN106669903A (en) * | 2015-11-09 | 2017-05-17 | 北京环磨科技有限公司 | Nanometer steel magnetic liner plate |
| CN108620192A (en) * | 2017-03-17 | 2018-10-09 | 北京环磨科技有限公司 | A kind of magnetic pole presses the staggered metal magnetic aside-liner of spoke line |
| CN108620192B (en) * | 2017-03-17 | 2020-09-25 | 北京环磨科技有限公司 | Metal magnetic end lining plate with magnetic poles arranged in staggered manner according to radial lines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130423 Granted publication date: 20040519 |