CN2748173Y - Magnetic ball milling liner plate for spiral stirring cutter - Google Patents
Magnetic ball milling liner plate for spiral stirring cutter Download PDFInfo
- Publication number
- CN2748173Y CN2748173Y CN 200420090112 CN200420090112U CN2748173Y CN 2748173 Y CN2748173 Y CN 2748173Y CN 200420090112 CN200420090112 CN 200420090112 CN 200420090112 U CN200420090112 U CN 200420090112U CN 2748173 Y CN2748173 Y CN 2748173Y
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- permanent
- wear
- magnet material
- helical stir
- ball mill
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Abstract
The utility model discloses a magnetic ball milling liner plate for spiral stirring cutter, comprising a wear resistance non-magnetoconductivity material frame with a built-in permanent magnetic material block and a wave shape inner arc working face. The utility model is characterized in that the inner arc working face is provided with at least a spiral stirring blade; the permanent magnetic material is embedded in the spiral stirring blade and forms a dip angle together with the direction of rotation; an elastic vibration reduction denoising material layer adheres to the bottom of the liner plate frame. The utility model has strong magnetism, larger suction force, low noise, power-saving yield rising 30% and saving sphere 10%. Increasing production, reducing leaking, saving electric energy, saving steel consume and iron removal for ceramic materials are carried out by the dry milling and wet milling ball grinding mill in the industries of grinding ore, ceramic, cement, magnetic material and powder metallurgy; the utility model has the conspicuous function of increasing the product physiochemical property by adjusting the material particle distribution.
Description
Technical field
The utility model belong to materials such as ore grinding, pottery, cement, magnetic material and powder metallurgy dry grinding, wet-milling ball mill field, specially refer to the ball milling liner plate of middle-size and small-size dry grinding, wet-milling ball mill.
Background technology
It is several that existing ball mill liner mainly contains manganese steel, rubber, pottery, rubber-magnetic and magnetic liner plate etc., wherein magnetic liner plate has wear-resisting, energy-conservation, advantages such as joint ball, less manpower, particularly wearability enjoys the ore grinding industry to pay attention to, and have most potteries, magnetic material and the middle-size and small-size dry grinding of powder metallurgy industry, the liner plate of wet-milling ball mill now, still using old-fashioned liner plates such as manganese steel, rubber.The existing liner plate inner arc working face that uses, structures such as light face, waveform, reinforcement are arranged, all center on wear-resisting and design, ball milling relies on centrifugal force and steel ball gravity to pulverize milling material, grinding efficiency is low, can only be by consuming the physicochemical property that a large amount of electric energy guaranteed and improved its product.For guaranteeing the physicochemical property of existing product, adopt existing magnetic liner plate can only save power consumption about 10%, can not solve ball mill is not fully influencing or is improving on the basis of physicochemical property, the problem of minimizing ball milling time, increase ball milling output, saves energy.
Summary of the invention
The utility model purpose is will provide a kind of keeping other magnetic liner plates energy-conservation, wear-resisting, less manpower, on the basis of low noise, significantly reduce the ball milling time, increasing production and saving power significantly, when mounted without set bolt, stop because of the loosening leakage flash problem that causes of set bolt, and by regulating the wide or narrow of milling material distribution of particles, improve the product physicochemical property, can also remove the irony and the magnetisable material that influence material physicochemical properties such as ore grinding, pottery and powder metallurgy, the helical stir magnetic ball mill lining plate that improves the quality of products by the magnetic attraction of permanent-magnet material.
The technical solution of the utility model is: a kind of helical stir magnetic ball mill lining plate, it comprises the wear-resisting non-magnet material framework of built-in permanent-magnet material piece and the inner arc working face of undulate thereof, it is characterized in that, on described inner arc working face, be equipped with a helical stir cutter at least.
Placing on the inner arc working face helical stir cutter and direction of rotation to be is 0 °～30 ° inclination angles to the left or to the right, and it highly is the 1/10-1/25 of ball milling cylindrical shell, and width is the 80-100 millimeter, and thickness is the 10-30 millimeter.
When described helical stir cutter was equipped with the smatterer at liner plate inner arc working face, one in the middle of being located at, another parallel left side or right side of being located at; When being equipped with three cuttves, according to the equilateral triangle setting; During four cuttves, according to the parallelogram setting.
Be inlaid with in the described helical stir cutter by＞permanent-magnet ferrite of Y30 or the strong permanent magnet material of Agglutinate neodymium-iron-boron or neodymium iron boron, the outside is surrounded by casting wear-resisting nonmagnetic steel or the wear-resisting non-magnet material of wear-resisting non-magnetic alloy.
The bottom adhesive of described wear-resisting non-magnet material framework has the elastic damping of being made through foaming by rubber or plastics or nylon or resin material to remove the material layer of making an uproar.
Wear-resisting non-magnet material framework inside uniformly-spaced N, the S utmost point alternately is inlaid with polylith permanent-magnet material piece.
Wear-resisting non-magnet material framework is made by nonmagnetic steel or cast wear-resisting nonmagnetic steel or abrasion-proof stainless steel or wear-resisting non-magnetic alloy and abrasive rubber or wear-resistant ceramic.
Permanent-magnet material is: the permanent-magnet ferrite of＞Y30 or Agglutinate neodymium-iron-boron or neodymium iron boron, and wherein, permanent-magnet material is a permanent-magnet ferrite, its arrangement interval is 10 millimeters; Permanent-magnet material is an Agglutinate neodymium-iron-boron, and arrangement interval is 15 millimeters; Permanent-magnet material is a neodymium iron boron, and arrangement interval is 20 millimeters.
The utility model is keeping other magnetic liner plates energy-conservation, wear-resisting, and less manpower on the basis of low noise, has ferromagnetism, and suction is big, low noise, economize on electricity volume increase 30%, joint ball 10%.The dry grinding of ore grinding, pottery, cement, magnetic material and powder metallurgy industry, wet-milling ball mill are improved output, save electric energy, save the steel consumption, stop leakage flash problem loosening because of set bolt and that wearing and tearing cause, can remarkable effect be arranged by regulating the material granule aspects such as improving the product physicochemical property that distributes.The irony and the magnetisable material that can also utilize the magnetic attraction of the permanent-magnet material of inlaying in the liner plate will influence material physicochemical properties such as ore grinding, pottery and powder metallurgy are disposed in mechanical milling process, improve the quality of products.
Description of drawings:
Fig. 1 is two assembling compages schematic diagrames of the present utility model;
Fig. 2 is the utility model longitudinal cross-section sectional structure schematic diagram;
Fig. 3 is the utility model lateral section sectional structure schematic diagram.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figures 1 to 3, a kind of helical stir magnetic ball mill lining plate, it comprises that both sides are equipped with groove 8 and fin 7, the wear-resisting non-magnet material framework 1 of built-in permanent-magnet material piece 5 and the inner arc working face 9 of undulate thereof, be characterized in, on described inner arc working face 9, be equipped with a helical stir cutter 2 at least.The setting of helical stir cutter 2 on liner plate inner arc working face 9, when being equipped with the smatterer, one in the middle of being located at, another parallel left side or right side of being located at; When being equipped with three cuttves, according to the equilateral triangle setting; During four cuttves, according to the parallelogram setting.Described to place on the inner arc working face 9 helical stir cutter 2 and direction of rotation to be 0 ° of-30 ° of inclination angle to the left or to the right, and it highly is the 1/10-1/25 of ball milling cylindrical shell, and width is the 80-100 millimeter, and thickness is the 10-30 millimeter.The inclination angle of helical stir cutter 2 and highly be to determine that according to the rotating speed of ball mill and motor bearing load generally rotating speed is near optimum speed
The inclination angle be 20 the degree, highly be 1/15 of ball milling cylindrical shell; Rotating speed is approaching
The inclination angle be 0 the degree, highly be 1/25 of ball milling cylindrical shell; General rotating speed Yue Ling inclination angle is big more, high highly more; The fast more inclination angle of rotating speed is more little, and is low highly more.Because this liner plate has been installed helical stir cutter with angle, the ball-milling medium frictional force at same rotating speed is increased, steel ball and milling material are raised up with barrel, highly increase can gesture increase steel ball, has improved grinding efficiency; Moreover near the internal layer of barrel because the stirring of helical stir cutter, increased bump and shear action between the rotational velocity of internal layer steel ball and stirring blade and the ball milling, thereby significantly improved grinding effect, reduced the ball milling time, increase considerably output, saves energy.
It is wide or narrow that this liner plate can be regulated the distribution of particles of milling material according to different mounting structures, thereby improve the physicochemical property of material.In when assembling, with helical stir cutter 2 inclination directions (2-1) and this liner plate of (2-2) to the right left, install in opposite directions at the mind-set two ends in ball mill barrel, can make the distribution of particles of milling material become narrow; Otherwise when installation or counter-rotating (i.e. reversing), then make the distribution of particles of milling material become wide.This be because, the entad stirring of the helical stir cutter of installing by the ball mill two ends with angle, the material at two ends has been accelerated to milling efficiency intermediary movements preferably, make ball mill two ends material and ball mill intermediate materials in stirring, accelerate exchange mutually, thereby make the distribution of particles of milling material become narrow; On the contrary, stir to the dead angle, two ends, the material at two ends is reduced to milling efficiency intermediary movements preferably, make ball mill two ends material and ball mill intermediate materials slow down mutual exchange, thereby make the distribution of particles of milling material become wide by the helical stir cutter.
Be inlaid with in the described helical stir cutter 2 by＞permanent-magnet ferrite of Y30 or the strong permanent magnet material 3 of Agglutinate neodymium-iron-boron or neodymium iron boron, the outside is surrounded by casting wear-resisting nonmagnetic steel or the wear-resisting non-magnet material 6 of wear-resisting non-magnetic alloy.The strong permanent magnet material of inlaying 3 preferably adopts neodymium iron boron.Because the helical stir cutter 2 of this liner plate; wearing and tearing are the most serious when stirring in ball mill; the magnetic force of strong magnetic neodymium iron boron is strong; the magnetisable material protection bed thickness of absorption and firmly; weakened protective layer motion with steel ball when ball mill rotates greatly; thereby reduce helical stir cutter 2 and protective layer friction, the service time that can improve helical stir cutter 2 greatly.Owing in the helical stir cutter 2, inlayed strong magnetic neodymium iron boron, in the ore grinding of detesting iron, pottery and powder metallurgy industry, it is very effective to remove the irony and the magnetisable material that influence the material physicochemical property.
Drawing materials of wear-resisting non-magnet material framework 1 is respectively: for this material of the ore grinding of not minding iron, magnetic material and powder metallurgy industry with nonmagnetic steel or cast wear-resisting nonmagnetic steel or abrasion-proof stainless steel or wear-resisting non-magnetic alloy; For this material of the ore grinding of detesting iron, pottery and powder metallurgy industry with abrasive rubber or wear-resistant ceramic; Its size is determined according to ball mill barrel diameter and length.
The bottom adhesive of wear-resisting non-magnet material framework 1 has the elastic damping of being made through foaming by rubber or plastics or nylon or resin material to remove the material layer 4 of making an uproar.This material layer can not only vibration damping removes makes an uproar, and can prevent permanent-magnet ferrite cracking that rolling impact causes and oxidation and the corrosion that prevents NdFeB material, thereby extends working time.
The permanent-magnet material piece 5 alternately inlayed of N, the S utmost point uniformly-spaced in the middle of the wear-resisting non-magnet material framework 1 can be＞permanent-magnet ferrite or Agglutinate neodymium-iron-boron or the neodymium iron boron of Y30.General ball milling steel ball is big more, and used permanent-magnet material is also strong more; The ball milling steel ball is more little, and used permanent-magnet material is also weak more.Used permanent-magnet material magnetic is strong more, and is wear-resisting more, protective layer is also thick more and firm.The interval that general permanent-magnet material is inlayed, if permanent-magnet ferrite be generally 10 millimeters; If be generally 15 millimeters with Agglutinate neodymium-iron-boron; If be generally 20 millimeters with neodymium iron boron.In the use, under the effect of the attractive magnetic force of alternately inlaying permanent-magnet material 5, with irony in the material and magnetisable material; be adsorbed on the thick and firm protective layer of formation on this liner plate; make the friction of the motion material in this liner plate minimizing and the ball mill, reduce wear, prolong the service time of this liner plate.For the ore grinding of not minding iron, magnetic material and powder metallurgy industry, can when using first, add irony and magnetisable material, make it form protective layer as early as possible.
For the ease of installing and preventing that because of impact causes dropping of liner plate, liner plate has adopted fin 7 and groove 8, be provided with like this and can have stopped leakage flash problem loosening because of set bolt or that wearing and tearing cause when mounted without set bolt.
Be applied to detest abrasive rubber (or wear-resistant ceramic) the helical stir ball milling liner plate of ore grinding, pottery and the powder metallurgy enterprise of iron; when installing first; few protective layer of adorning or not adorning magnetisable material; this liner plate is inlayed the magnetic attraction of permanent-magnet material with irony in the material and magnetisable material; be adsorbed on this liner plate and form protective layer; removed the irony and the magnetisable material of material physicochemical properties such as influencing ore grinding, pottery and powder metallurgy, improved the quality of products.It is strong more generally to inlay permanent-magnet material magnetic, and de-ferrous effect is good more.In use, often the irony and the magnetisable material of cleaning absorption are consolidated de-ferrous effect.
With helical stir knife up degree is 80mm, left the inclination angle be 20 the degree and to the right the inclination angle be 20 the degree helical stir magnetic ball mill lining plates, the mind-set two ends are installed on the ball mill that is rotated counterclockwise between the ball grinding vehicle of certain magnetic materials production factory in opposite directions in ball mill barrel respectively, with original manganese under the constant situation of material, ball, water, with to use manganese to contrast relevant parameter comparison as follows:
After manganese has been installed helical stir magnetic ball mill lining plate
The ball mill power of motor is: 22 kilowatts 22 kilowatts
The ball mill diameter is: 1200mm 1200mm
Drum's speed of rotation is: 30 rev/mins 30 rev/mins
The ball milling time is: 18 hours 12 hours
Milling material quantity is: 800 800
Average discharging-material size is: 1.02um 1um
Distribution of particles is behind the ball milling: between 0.7um～2um between 0.85um～1.5um
PH value is: 10 9
Drop temperature is: 75 ℃ 60 ℃
Make ∮ 70 * ∮ 32 * 10 ferrite product performance comparison following (15 products are through the mean value after testing) with material:
Remanent magnetism Br 3902 Gs 3945 Gs
Coercivity H b 2810 Oe 2850 Oe
HCJ Hcj 2922 Oe 2963 Oe
Magnetic energy product BHm 3.61 MGOe 3.79 MGOe
This shows, this helical stir magnetic ball mill lining plate, than original manganese ball milling saving of time 33.33%, distribution of particles was for to narrow down a lot than originally, pH value also decreases, drop temperature has reduced by 15 ℃; Because the minimizing of ball milling time, the daily output has increased by 30%, and every index of product all obviously improves.
Claims (8)
1, a kind of helical stir magnetic ball mill lining plate, it comprises the wear-resisting non-magnet material framework (1) of built-in permanent-magnet material piece (5) and the inner arc working face (9) of undulate thereof, it is characterized in that, on described inner arc working face (9), be equipped with a helical stir cutter (2) at least.
2, helical stir magnetic ball mill lining plate according to claim 1, it is characterized in that, it is described that to place inner arc working face (9) to go up that helical stir cutter (2) is with direction of rotation be 0 °～30 ° inclination angles to the left or to the right, it highly is the 1/10-1/25 of ball milling cylindrical shell, width is the 80-100 millimeter, and thickness is the 10-30 millimeter.
3, helical stir magnetic ball mill lining plate according to claim 1 is characterized in that, when being equipped with the smatterer, one in the middle of being located at liner plate inner arc working face (9) for described helical stir cutter (2), another parallel left side or right side of being located at; When being equipped with three cuttves, according to the equilateral triangle setting; During four cuttves, according to the parallelogram setting.
4, helical stir magnetic ball mill lining plate according to claim 1, it is characterized in that, be inlaid with in the described helical stir cutter (2) by＞permanent-magnet ferrite of Y30 or the strong permanent magnet material (3) of Agglutinate neodymium-iron-boron or neodymium iron boron, the outside is surrounded by casting wear-resisting nonmagnetic steel or the wear-resisting non-magnet material (6) of wear-resisting non-magnetic alloy.
5, helical stir magnetic ball mill lining plate according to claim 1, it is characterized in that the bottom adhesive of described wear-resisting non-magnet material framework (1) has the elastic damping of being made through foaming by rubber or plastics or nylon or resin material to remove the material layer (4) of making an uproar.
6, helical stir magnetic ball mill lining plate according to claim 1 is characterized in that, described wear-resisting non-magnet material framework (1) inside uniformly-spaced N, the S utmost point alternately is inlaid with polylith permanent-magnet material piece (5).
7, helical stir magnetic ball mill lining plate according to claim 1, it is characterized in that described wear-resisting non-magnet material framework (1) is made by nonmagnetic steel or cast wear-resisting nonmagnetic steel or abrasion-proof stainless steel or wear-resisting non-magnetic alloy and abrasive rubber or wear-resistant ceramic.
8, helical stir magnetic ball mill lining plate according to claim 1, it is characterized in that described permanent-magnet material (5) is: the permanent-magnet ferrite of＞Y30 or Agglutinate neodymium-iron-boron or neodymium iron boron, wherein, permanent-magnet material (5) is a permanent-magnet ferrite, and its arrangement interval is 10 millimeters; Permanent-magnet material 5 is Agglutinate neodymium-iron-borons, and arrangement interval is 15 millimeters; Permanent-magnet material 5 is neodymium iron borons, and arrangement interval is 20 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420090112 CN2748173Y (en) | 2004-09-16 | 2004-09-16 | Magnetic ball milling liner plate for spiral stirring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420090112 CN2748173Y (en) | 2004-09-16 | 2004-09-16 | Magnetic ball milling liner plate for spiral stirring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2748173Y true CN2748173Y (en) | 2005-12-28 |
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ID=35719667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420090112 Expired - Fee Related CN2748173Y (en) | 2004-09-16 | 2004-09-16 | Magnetic ball milling liner plate for spiral stirring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2748173Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847590A (en) * | 2012-09-14 | 2013-01-02 | 沈阳恒创思源矿业科技开发有限公司 | Non-uniform permanent magnetic field ultrahigh-molecular-weight polyethylene magnetic lining plate |
| CN109663642A (en) * | 2018-11-15 | 2019-04-23 | 北方重工装备（沈阳）有限公司 | A kind of composite ceramic Rubber magnetic shoe liner plate |
-
2004
- 2004-09-16 CN CN 200420090112 patent/CN2748173Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847590A (en) * | 2012-09-14 | 2013-01-02 | 沈阳恒创思源矿业科技开发有限公司 | Non-uniform permanent magnetic field ultrahigh-molecular-weight polyethylene magnetic lining plate |
| CN109663642A (en) * | 2018-11-15 | 2019-04-23 | 北方重工装备（沈阳）有限公司 | A kind of composite ceramic Rubber magnetic shoe liner plate |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051228 Termination date: 20091016 |