CN1353014A - Self-protecting liner without screw bolt connection for vertical grinder - Google Patents
Self-protecting liner without screw bolt connection for vertical grinder Download PDFInfo
- Publication number
- CN1353014A CN1353014A CN 00110620 CN00110620A CN1353014A CN 1353014 A CN1353014 A CN 1353014A CN 00110620 CN00110620 CN 00110620 CN 00110620 A CN00110620 A CN 00110620A CN 1353014 A CN1353014 A CN 1353014A
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- China
- Prior art keywords
- liner plate
- liner
- self
- primitive
- vertical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000227 grinding Methods 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 2
- 238000009434 installation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 239000003082 abrasive agent Substances 0.000 description 4
- 238000002386 leaching Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- OYCMCIMILVVEHY-UHFFFAOYSA-N [Mg].[Mn].[Fe] Chemical compound [Mg].[Mn].[Fe] OYCMCIMILVVEHY-UHFFFAOYSA-N 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
A self-protecting linear without screw bolts to link for vertical ore grinder is composed of a set of liner cells, inserted bars, limiting plate and pressing plate. The said linear cell is arc wedge with insertion slot on arc end face and lattice recesses on inner arc surface. The liner cells are arranged virtically and horizontally on the inner wall surface of internal cylinder to form a integral liner. The inserted bars are inserted in the said insertion slots. The liner is fastened by limiting plate in horizontal direction and by pressing plate in virtical plirection. Its advantages include simple structure, easy installation and replacement, and long service life.
Description
The present invention relates to a kind of mill (ore deposit) machine; specifically be a kind ofly to need not with Bolt Connection between liner plate and the grinding mill barrel and can realize the liner plate of self-protection for vertical mill (ore deposit) machine is equipped with; can be widely used on the various vertical grinders, as vertical mill, stirring mill, tower mill etc.
The used liner plate of conventional mill uses bolt that liner plate and grinding mill barrel inwall are linked and fixes, thereby brings following problem: 1, grinding mill barrel processed complex; 2, used attachment bolt is easy to wear, must shut down when needing to change and unload ball, operation inconvenience; 3, the grinding machine body is because the numerous fixedly liner plate bolts hole of processing, and often since sealing problem cause spillage, leak and expect." run, drip, leak " phenomenon is serious, influences ordinary production; 4, along with the wearing and tearing of liner plate, need frequent fastening bolt, keep tension, but during each fastening bolt, as ball mill etc., all must shut down, make that to shut down start frequent, complicated operation, and influence the equipment ordinary life.
The object of the present invention is to provide a kind of self-protecting liner without screw bolt connection for vertical grinder, it can utilize the wad act of abrasive material and milling medium and form the self-insurance sheath, installs simply, and is easy to maintenance, long service life.
The invention provides a kind of vertical grinder self-protecting liner without screw bolt connection, it is characterized in that: this self-protecting liner without screw bolt connection is made up of one group of liner plate primitive (1), cutting (2), limiting plate (3), pressure strip (4); Described liner plate primitive (1) is the arc wedge-like, and the arc end face has slot (11), and intrados has latticed groove (12); Liner plate primitive (1) is arranged with vertical both direction along level; rely on the arc wedge structure of himself to be pressed in formation Global Macros liner plate on the grinding machine inner core barrel mutually; working the cutting (2) that strengthens the connection effect is arranged in the slot (11) that forms on the vertical direction between the liner plate primitive (1); the two ends of liner plate horizontal direction are spacing by the limiting plate affixed with cylindrical shell (3), and the liner plate upper end is compressed by the pressure strip that links to each other with cylindrical shell (4).
The degree of depth of the last latticed groove (12) of the primitive of liner plate described in the present invention (1) is h=0.60~0.95d preferably
Max, width is w=2~5d preferably
Max, d wherein
MaxMaximum gauge for grinding machine ball medium.
Vertical grinder of the present invention is compared with existing horizontal grinding machine or the used liner plate of other vertical mill with the self-protecting liner that non-bolt connects, and oneself compresses connection to liner plate by realizations such as the wedge structure that carries, limiting plate, cutting, compact heaps, does not have bolt; Need not to use bolt that itself and grinding machine body are fixedly connected, thereby avoided the run, drip, leak problem of conventional mill.Be provided with grid in the middle of the liner plate of the present invention, when vertical mill was worked, abrasive material and milling medium ball formed a close packed layer, are packed in the liner plate grid.And ball medium filling layer often is higher than liner plate inner surface 3~8mm, thereby makes vertical mill in service in work, and other milling medium ball is this medium filling layer of mill earlier, and liner plate is played a protective role, and makes liner plate not frayed or few frayed.In case come off out when some medium ball may wear to a certain degree in this ball medium filling layer; just having new medium ball replenishes up at once; guarantee in time replenishing of ball medium filling layer; make the self-protection function of ball medium filling layer; keep a dynamic balance; thereby make the self-protection function of ball medium filling layer, can be for a long time, stably keep down, and then reach and prolong the liner plate purpose in service life.The liner plate of same material, the liner plate of life-span than horizontal grinding machine improves more than 4 times service life.For the liner plate of middle manganese magnesium iron material, can reach more than 4 years its service life.In addition, abrasive material and ball medium self-insurance sheath in the self-protecting liner that non-bolt of the present invention connects, its grid except that having not frayed or few frayed this remarkable function of protection liner plate, also have the effect of reduction equipment noise.This abrasive material and ball medium-tight filling layer, not only clogged ball in it, but also clogged the ore grinding material, make other outer ball medium of vertical mill liner cricket medium filling layer, when in grinding process, colliding with the ball of this layer filling layer, have an elastic buffer effect between the filling material in packed-media ball in the filling layer and the filling layer, in the filling layer material avoided the ball medium directly and liner plate clash into, thereby reduced noise.The self-protecting liner that non-bolt of the present invention connects, when using on Chinese patent ZL96225373.1 energy-efficient tower grinding-leaching mill, the equipment noise is less than 75 decibels.And 105~130 decibels of the noises of horizontal grinding machine, the noise of the vertical mill of other type is greater than 80~85 decibels.Vertical grinder of the present invention is with the self-protecting liner that non-bolt connects, and can be widely used in vertical grinder such as tower mill, tower grinding-leaching mill, stirring is ground on the vertical mill.Below by embodiment in detail the present invention is described in detail.
Accompanying drawing 1 vertical grinder is installed with self-protecting liner without screw bolt connection and is launched schematic diagram;
Accompanying drawing 2 is the structural representation of I type liner plate primitive;
Accompanying drawing 3 is the structural representation of II type liner plate primitive;
Accompanying drawing 4 is the structural representation of III type liner plate primitive;
Accompanying drawing 5 is the structural representation of IV type liner plate primitive;
Embodiment
As shown in Figure 1; for with Chinese patent ZL96225373.1 in the expanded view of the self-protecting liner that connects of the new non-bolt that uses of matching of a kind of energy-efficient tower grinding-leaching mill of describing after installing; the such liner plate of one cover comprises liner plate primitive (1), limiting plate (3), cutting (2), pressure strip (4) composition.In order to be applicable to the shape of grinding machine inner core, liner plate primitive (1) has designed four kinds of concrete structures, sees accompanying drawing 2~5; Wherein I type liner plate primitive is the two ends band slot that keeps flat, and the centre has the structure of through hole and grid; II type liner plate primitive is that two ends have slot, and the centre has two grids, has the rectangle structure that connects reinforcement between the grid; III type liner plate primitive is that the centre has through hole, and the through hole place is a macroreticular, and big online face is divided into two little grids, has the rectangle structure that connects reinforcement between three grids; IV type liner plate primitive is a wedge structure, and an end has slot, and an end is a wedge shape, and the centre is provided with grid.Wherein I type liner plate primitive, II type liner plate primitive are installed on the side door of being offered, and II type liner plate primitive, III type liner plate primitive and IV type liner plate primitive are installed on the cylindrical shell.The liner plate primitive is fixed mutually on the periphery of cylinder inboard wall by its arc wedge structure that carries, and puts dress limiting plate (3) at peripheral two ends, and liner plate can not be gone here and there on peripheral direction.In the vertical direction has the cutting of connection (2) between two blocks of liner plates, plays to strengthen the connection effect.On the liner plate primitive of the superiors (upper end), be provided with the pressure strip (4) that links to each other with cylindrical shell, prevent that liner plate in the vertical direction string is moving.2 I type liner plate primitives form a ball-putting hole between two blocks of liner plates after installing on the side door, as maintenance or overhaul the time, form one and put the ball passage, help opening the side door maintenance.III type liner plate primitive is the structure with middle circular hole, and this circular hole is the pulp returning port or the sand return mouth of vertical mill, when vertical mill and grader composition closed circuit grinding, forms and returns slurry or sand return passage.Three of III type liner plate primitive operated by rotary motion are separated by 90 ° on vertical mill cylindrical shell peripheral direction, guarantee that the direction adjusting of returning slurry or sand return has flexibility, strengthens the ore grinding disposal ability of vertical mill.The used material of liner plate is middle manganese magnesium iron, also can be magnetic liner plate, rubber lining etc.
This self-protecting liner is with the supporting use of a Chinese patent ZL96225373.1 energy-efficient tower grinding-leaching mill equipment, equipment noise<75 decibel.Equipment running time on probation the earliest one middle manganese ball liner plate weares and teares 10% on thickness direction in the time in 2 years half in Huadian City, Jilin Province gold smelting factory, calculate at this rate, liner plate reaches more than 4 years service life at least.At present liner plate the longest service life is still in examination.
Claims (2)
1, a kind of self-protecting liner without screw bolt connection for vertical grinder is characterized in that: this self-protecting liner without screw bolt connection is made up of one group of liner plate primitive (1), cutting (2), limiting plate (3), pressure strip (4); Described liner plate primitive (1) is the arc wedge-like, and the arc end face has slot (11), and intrados has latticed groove (12); Liner plate primitive (1) is arranged with vertical both direction along level; rely on the arc wedge structure of himself to be pressed in formation Global Macros liner plate on the grinding machine inner core barrel mutually; working the cutting (2) that strengthens the connection effect is arranged in the slot (11) that forms on the vertical direction between the liner plate primitive (1); the two ends of liner plate horizontal direction are spacing by the limiting plate affixed with cylindrical shell (3), and the liner plate upper end is compressed by the pressure strip that links to each other with cylindrical shell (4).
2, by the described self-protecting liner without screw bolt connection for vertical grinder of claim 1, it is characterized in that: described liner plate primitive (1) is gone up the degree of depth h=0.60~0.95d of latticed groove (12)
Max, width w=2~5d
Max, d wherein
MaxMaximum gauge for grinding machine ball medium.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00110620 CN1120754C (en) | 2000-11-03 | 2000-11-03 | Self-protecting liner without screw bolt connection for vertical grinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00110620 CN1120754C (en) | 2000-11-03 | 2000-11-03 | Self-protecting liner without screw bolt connection for vertical grinder |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1353014A true CN1353014A (en) | 2002-06-12 |
CN1120754C CN1120754C (en) | 2003-09-10 |
Family
ID=4580602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 00110620 Expired - Fee Related CN1120754C (en) | 2000-11-03 | 2000-11-03 | Self-protecting liner without screw bolt connection for vertical grinder |
Country Status (1)
Country | Link |
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CN (1) | CN1120754C (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102974430A (en) * | 2012-12-27 | 2013-03-20 | 中材(天津)粉体技术装备有限公司 | Anti-skidding device for grinding table liners of vertical mill |
CN111715351A (en) * | 2020-06-08 | 2020-09-29 | 西安宝鑫自动化设备有限公司 | Noise elimination ball mill |
-
2000
- 2000-11-03 CN CN 00110620 patent/CN1120754C/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102974430A (en) * | 2012-12-27 | 2013-03-20 | 中材(天津)粉体技术装备有限公司 | Anti-skidding device for grinding table liners of vertical mill |
CN111715351A (en) * | 2020-06-08 | 2020-09-29 | 西安宝鑫自动化设备有限公司 | Noise elimination ball mill |
Also Published As
Publication number | Publication date |
---|---|
CN1120754C (en) | 2003-09-10 |
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C14 | Grant of patent or utility model | ||
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C19 | Lapse of patent right due to non-payment of the annual fee | ||
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