CN110449228A - Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill - Google Patents
Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill Download PDFInfo
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- CN110449228A CN110449228A CN201910770851.7A CN201910770851A CN110449228A CN 110449228 A CN110449228 A CN 110449228A CN 201910770851 A CN201910770851 A CN 201910770851A CN 110449228 A CN110449228 A CN 110449228A
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- lifting strip
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- 239000003351 stiffener Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 30
- 239000010959 steel Substances 0.000 description 30
- 230000000694 effects Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/22—Lining for containers
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a kind of liner plates on autogenous tumbling mill or semi-autogenous mill, including bottom plate, high lifting strip and low lifting strip.The lower surface of bottom plate is arc surface, and the curvature of arc surface is identical as the cylinder curvature of autogenous tumbling mill or semi-autogenous mill；Bottom plate is equipped with mounting hole；High lifting strip and low lifting strip are located at the opposite sides of the upper surface of bottom plate and the axial direction of the length direction and liner plate of high lifting strip and low lifting strip is in the same direction, multiple protrusions are arranged in direction interval respectively in axial direction on the medial surface of high lifting strip and on the medial surface of low lifting strip, which is columnar projections.The liner plate can realize large-size autogenous mill or the efficient comminution of semi-autogenous mill and impact resistance.The invention also discloses a kind of autogenous tumbling mill or semi-autogenous mills.
Description
Technical field
The present invention relates to autogenous tumbling mill or semi-autogenous mill technical fields, are used for autogenous tumbling mill or semi-autogenous mill more particularly, to one kind
On liner plate and autogenous tumbling mill or semi-autogenous mill.
Background technique
Often coarse crushing ore is carried out using autogenous tumbling mill or semi-autogenous mill in Metallic Mineral fine crushing.Autogenous tumbling mill or half from
In grinding machine, material is generally there are leaving and let out to fall two kinds of forms of motion, and comminution effect is there is also impact grinding and to grind stripping broken
Two kinds.After material or mill Jie (steel ball) are thrown by liner plate lifting strip, pounded under the effect of gravity to autogenous tumbling mill or semi-autogenous mill toe
On material or liner plate, cause ore reduction, and let out the material for falling movement or mill be situated between each other there are grinding and peeling effects so that ore
It is pulverized by grinding and peeling effect.On the whole, autogenous tumbling mill or semi-autogenous mill inside ore reduction mode are based on impact grinding.Punching
Break up it is broken cause the damage of the liner plate of autogenous tumbling mill or semi-autogenous mill very fast, grinding efficiency or operating rate often restrict an ore dressing
The key point of factory's production capacity.As equipment manufacturing technology progress and ore-dressing technique develop, autogenous tumbling mill and semi-autogenous mill towards
Enlarged direction is developed, and enters to grind the ore grain size upper limit and is gradually increased, and mill Jie's (steel ball) size also increases accordingly, to large-scale autogenous grinding
Higher requirements are also raised for the structural strength of machine and semi-autogenous mill liner plate, wearability and grinding efficiency.
The lifting strip of liner plate on existing autogenous tumbling mill or semi-autogenous mill is for lifting ore or the side one of mill Jie (steel ball)
As be plane, there is following main problem in use: firstly, liner plate lifting strip be easy by lump ore or mill be situated between
(steel ball) is impacted and is cracked, and directly resulting in grinding machine materials inside cannot effectively be promoted, so that grinding efficiency declines；Secondly,
The lifting strip rapid wear of liner plate, causes liner plate service life shorter, and the replacement of liner plate needs take considerable time, so that from
Grinding machine or semi-autogenous mill operating rate are difficult to improve, and directly affect and entirely select factory's economic benefit；Finally, current autogenous tumbling mill or Semi-Autogenous
The lining plate structure of machine is not reasonable, and fine fraction ore is easy to cause from lump ore or big steel ball intermittent motion to lower position
Lump ore or big steel ball are pressed against position on the upper side, for lump ore or big steel ball, effective height of the lifting strip of liner plate
Degree actually reduces, and also reduces with liner plate lifting strip direct contact area, prevent liner plate lifting strip is from effectively by bulk
Ore or big steel ball are thrown, and lump ore or big steel ball do not have enough kinetic energy to cause ore reduction after leaving, and reduce ore grinding
Efficiency.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
Be to propose a kind of liner plate on autogenous tumbling mill or semi-autogenous mill, it can be achieved that large-size autogenous mill or the efficient comminution of semi-autogenous mill and
Impact resistance.
Liner plate according to an embodiment of the present invention on autogenous tumbling mill or semi-autogenous mill, comprising:
Bottom plate, the lower surface of the bottom plate be arc surface, the curvature of the arc surface and the autogenous tumbling mill or described half from
The cylinder curvature of grinding machine is identical；The bottom plate is equipped with mounting hole；
High lifting strip and low lifting strip, the high lifting strip and the low lifting strip are located at the phase of the upper surface of the bottom plate
In the same direction to the axial direction of two sides and the length direction and the liner plate of the high lifting strip and the low lifting strip, the height mentions
It rises on the medial surface of item and multiple protrusions, the protrusion is arranged in direction interval respectively in axial direction on the medial surface of the low lifting strip
For columnar projections.
Liner plate according to an embodiment of the present invention on autogenous tumbling mill or semi-autogenous mill, liner plate apply autogenous tumbling mill or half from
When on grinding machine, have the advantage that first, liner plate intensity is good, impact resistance, it is not easy to wear, reduce liner plate in autogenous tumbling mill or
The frequency of replacement on semi-autogenous mill is conducive to the operating efficiency for promoting autogenous tumbling mill or semi-autogenous mill；The second, make lump ore
Or big steel ball can effectively be promoted by high lifting strip and low lifting strip and be tossed higher, thus, lump ore or steel ball fall
With bigger kinetic energy when to material or liner plate, improves ore reduction efficiency and grind effect；Third, can be achieved autogenous tumbling mill and
Semi-autogenous mill enlargement；4th, liner plate rotates in the forward direction lifting ore progress ore grinding with autogenous tumbling mill or semi-autogenous mill and causes to serve as a contrast
When there is abrasion in plate side, autogenous tumbling mill or semi-autogenous mill can be made to reversely rotate using the other side of liner plate come lifting ore progress
Ore grinding decreases the frequency of lining plate replacing as a result, improves the operating efficiency of autogenous tumbling mill or semi-autogenous mill.
In some embodiments, the cross section of the protrusion is a part, a part of triangle, circular of ellipse
A part of, trapezoidal or rectangle.
In some embodiments, the protrusion is arranged perpendicular to the bottom plate.
In some embodiments, multiple described on multiple raised and low lifting strips on the high lifting strip
Protrusion is interspersed in the axial direction.
In some embodiments, the upper surface of the bottom plate is plane, the medial surface of the high lifting strip and described low is mentioned
The medial surface for rising item is slope.
Further, the angular range between the medial surface of the high lifting strip and the upper surface of the bottom plate be 60 °~
80 °, the angular range between the medial surface of the low lifting strip and the upper surface of the bottom plate is 50 °~70 °.
Further, between the medial surface of the high lifting strip and the upper surface of the bottom plate, the low lifting strip is interior
The first reinforcing strip is respectively equipped between side and the upper surface of the bottom plate.
Still further, first reinforcing strip includes the first inclined surface being sequentially connected end to end in turn, first level face and
One inner concave arc surface；First inclined surface is fixed with the slope, and the upper surface of the first level face and the bottom plate is solid
Fixed, first inner concave arc surface is outwardly.
In some embodiments, the inside of the high lifting strip is equipped at least one stiffener plate, and the stiffener plate is solid
It is scheduled on the side of the high lifting strip and the upper surface of the bottom plate.
Further, the stiffener plate is equipped with hole for hoist, and the thickness of the stiffener plate is greater than the hole for hoist
Aperture.
Still further, the two sides of the stiffener plate are respectively vertical plane, the two sides of the stiffener plate and institute
It states and is respectively equipped with the second reinforcing strip between bottom plate.
Still further, second reinforcing strip includes the second vertical plane being sequentially connected end to end in turn, the second horizontal plane and
Two inner concave arc surfaces；Second vertical plane and the one side of the stiffener plate are fixed, second horizontal plane and the bottom plate
Upper surface fix, second inner concave arc surface is outwardly.
In some embodiments, the base plate thickness is 80~90mm, and the aperture of the mounting hole is 30~60mm.
In some embodiments, the height of the high lifting strip is 3-5 times of the height of the low lifting strip, and the height mentions
The height for rising item is 1.2~4 times of maximum feed preparation unit size, and the high lifting strip height is 0.5-1.5 times of the baseplate width.
In some embodiments, the spacing two-by-two between the adjacent protrusion is the 0.5~1.2 of maximum material size
Times, the cylinder cross-sectional area equivalent diameter of the protrusion is 0.2~0.8 times of maximum material size, the protrusion of the protrusion
Height is 0.25~0.6 times of maximum material size.
The invention also provides a kind of autogenous tumbling mill or semi-autogenous mills.
Autogenous tumbling mill or semi-autogenous mill according to the present invention, including the liner plate as described in any one of the above, the liner plate has
Multiple, multiple liner plates are arranged on the cylinder of the autogenous tumbling mill or the semi-autogenous mill.
In some embodiments, multiple liner plates include long liner plate and short liner plate, the long liner plate and the short liner plate
Staggeredly splicing is arranged simultaneously on axial and circumferential；Or multiple liner plates are identical liner plate, identical multiple liner plates
Splicing arrangement in the circumferential.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the stereoscopic schematic diagram of an angle for autogenous tumbling mill or the liner plate of semi-autogenous mill for the embodiment of the present invention.
Fig. 2 is the three-dimensional signal of another angle for autogenous tumbling mill or the liner plate of semi-autogenous mill of the embodiment of the present invention
Figure.
Fig. 3 is the schematic cross-section for the protrusion on the liner plate of autogenous tumbling mill or semi-autogenous mill of the embodiment of the present invention.
Fig. 4 is the section signal for the first fixed strip on the liner plate of autogenous tumbling mill or semi-autogenous mill of the embodiment of the present invention
Figure.
Fig. 5 is the section signal for the second fixed strip on the liner plate of autogenous tumbling mill or semi-autogenous mill of the embodiment of the present invention
Figure.
Fig. 6 is the embodiment of the present invention for autogenous tumbling mill or a kind of arrangement schematic diagram of the liner plate of semi-autogenous mill.
Fig. 7 is the embodiment of the present invention for autogenous tumbling mill or another arrangement schematic diagram of the liner plate of semi-autogenous mill.
Fig. 8 is the embodiment of the present invention for autogenous tumbling mill or another arrangement schematic diagram of the liner plate of semi-autogenous mill.
Appended drawing reference:
Liner plate 1000
1 mounting hole 101 of bottom plate
High lifting strip 2
Low lifting strip 3
Protrusion 4
First 5 first inclined surface of reinforcing strip, 501 first level face, 502 first inner concave arc surface 503
6 hole for hoist 601 of stiffener plate
Second reinforcing strip, 7 second vertical plane, 701 second horizontal plane, 702 second inner concave arc surface 703
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
The liner plate according to an embodiment of the present invention for being used for autogenous tumbling mill or semi-autogenous mill is described below with reference to Fig. 1 to Fig. 5
1000。
As shown in Figures 1 to 5, the liner plate 1000 according to an embodiment of the present invention on autogenous tumbling mill or semi-autogenous mill, packet
Include bottom plate 1, high lifting strip 2 and low lifting strip 3.The lower surface of bottom plate 1 is arc surface, and the curvature and autogenous tumbling mill of arc surface or half are certainly
The cylinder curvature of grinding machine is identical；Bottom plate 1 is equipped with mounting hole 101；High lifting strip 2 and low lifting strip 3 are located at the upper surface of bottom plate 1
Opposite sides and the length direction of high lifting strip 2 and low lifting strip 3 and the axial direction of liner plate 1000 it is in the same direction, high lifting strip 2
Medial surface on and low lifting strip 3 medial surface on respectively in axial direction direction interval setting multiple raised 4, protrusion 4 for column it is convex
Play 4.
Specifically, the lower surface of bottom plate 1 is arc surface, the curvature and autogenous tumbling mill of arc surface or the cylinder of semi-autogenous mill are bent
Rate is identical.Thus, it is possible to be bonded the lower surface of bottom plate 1 and the cylinder inboard wall of autogenous tumbling mill or semi-autogenous mill, it is convenient for liner plate
1000 installation.Bottom plate 1 is equipped with multiple mounting holes 101, and mounting hole 101 can be passed through using connector such as bolt etc. by liner plate
1000 are fixed on cylinder, are fixed conveniently reliable.
High lifting strip 2 and low lifting strip 3 are located at the opposite sides of the upper surface of bottom plate 1 and high lifting strip 2 and low lifting strip 3
Length direction and liner plate 1000 axial direction it is in the same direction.The cross section of liner plate 1000 is generally shaped like L shape as a result, when
When by multiple L-type liner plates 1000 along the inner wall that cylinder circumferentially splices the cylinder for being arranged in autogenous tumbling mill or semi-autogenous mill, from entirety
On from the point of view of, multiple high lifting strips 2 are in height interlaced arrangement with multiple low lifting strips 3 in the circumferential, can be used for promoting bigger ruler
Very little ore grain size or larger sized mill are situated between (steel ball), are advantageously implemented autogenous tumbling mill and semi-autogenous mill enlargement.Meanwhile it low mentioning
Rise the intensity that item 3 also helps enhancing bottom plate 1.
The setting of direction interval is multiple convex respectively in axial direction on the medial surface of high lifting strip 2 and on the medial surface of low lifting strip 3
4 are played, protrusion 4 is columnar projections 4.It is understood that when by multiple L-type liner plates 1000, along cylinder, circumferentially splicing is arranged in autogenous grinding
When on the inner wall of the cylinder of machine or semi-autogenous mill, on the whole, multiple high lifting strips 2 and multiple low lifting strips 3 are in circumferential direction
Upper is in height interlaced arrangement, and protrusion 4 can effectively avoid lump ore from directly leaving on high lifting strip 2 and low lifting strip 3, is dropped
The probability that low high lifting strip 2 and low lifting strip 3 are worn or smash；Meanwhile protrusion 4 and low lifting strip 3 on high lifting strip 2
On protrusion 4 increase the surface area of high lifting strip 2 and low lifting strip 3 respectively, when circumferentially-adjacent on autogenous tumbling mill and semi-autogenous mill
Two liner plates 1000 in the high lifting strip 2 of a liner plate 1000 and the low lifting strip 3 of another liner plate 1000 carry ore
When moving upwards with steel ball, fine fraction ore is moved downwardly in the space between adjacent protrusion 4 through lump ore, can be made big
Lump ore stone or big steel ball are directly contacted with high lifting strip 2, low lifting strip 3 and protrusion 4, and lump ore or big steel ball are mentioned
Rise item effectively promoted and be tossed it is higher, when lump ore or steel ball drop into material or liner plate 1000 with bigger dynamic
Can, improve ore reduction efficiency；The lump ore or big steel ball left pound the high lifting strip 2 fallen on cylinder lower part or
When on low lifting strip 3, protrusion 4 is smaller with the contact area of lump ore, and protrusion 4 can play the broken effect of splitting to lump ore
Fruit further increases lump ore scrap rates.
Liner plate 1000 according to an embodiment of the present invention on autogenous tumbling mill or semi-autogenous mill, liner plate 1000 are applied in autogenous grinding
When on machine or semi-autogenous mill, have the advantage that first, liner plate, 1000 intensity is good, impact resistance, it is not easy to wear, reduce lining
The frequency of replacement of the plate 1000 on autogenous tumbling mill or semi-autogenous mill is conducive to the operating efficiency for promoting autogenous tumbling mill or semi-autogenous mill；
The second, lump ore or big steel ball is enabled to be tossed by high lifting strip 2 and the effectively promotion of low lifting strip 3 higher, thus,
With bigger kinetic energy when lump ore or steel ball drop into material or liner plate 1000, improves ore reduction efficiency and grind effect
Fruit；Autogenous tumbling mill and semi-autogenous mill enlargement can be achieved in third；4th, liner plate 1000 makees positive rotation with autogenous tumbling mill or semi-autogenous mill
When turning lifting ore progress ore grinding and 1000 side of liner plate being caused to have abrasion, autogenous tumbling mill or semi-autogenous mill can be made to reversely rotate
Ore grinding is carried out come lifting ore using the other side of liner plate 1000, the frequency of the replacement of liner plate 1000 is decreased as a result, improves
The operating efficiency of autogenous tumbling mill or semi-autogenous mill.
In some embodiments, the cross section of protrusion 44 can be a part (as shown in Figure 3) of ellipse, triangle
A part of, circular a part of, trapezoidal or rectangle, can be selected according to actual needs.
In some embodiments, protrusion 4 is arranged perpendicular to bottom plate 1.That is, protrusion 4 and bottom plate on high lifting strip 2
Angle between 1 is 90 °, less than the angle between high lifting strip 2 and bottom plate 1；Between protrusion 4 and bottom plate 1 on low lifting strip 3
Angle is 90 °, less than the angle between low lifting strip 3 and bottom plate 1；High lifting strip 2 and low lifting strip 3 are by lump ore as a result,
Or steel ball is when throwing, it is easier to which the height thrown increases, to further improve liner plate 1000 to lump ore and steel
The promotion effect of ball.
In some embodiments, multiple raised 4 on high lifting strip 2 and multiple raised 4 on low lifting strip 3 are in axial side
Be interspersed (as depicted in figs. 1 and 2) upwards.Thus, it is easier to promote lump ore or steel ball.
In some embodiments, the upper surface of bottom plate 1 is plane, the medial surface of high lifting strip 2 and the inside of low lifting strip 3
Face is slope.High lifting strip 2 and 3 intensity of low lifting strip are good, not easy to break.
Further, the angular range between the medial surface of high lifting strip 2 and the upper surface of bottom plate 1 is 60 °~80 °, low
Angular range between the medial surface of lifting strip 3 and the upper surface of bottom plate 1 is 50 °~70 °.High lifting strip 2 and low promotion as a result,
3 intensity of item is good, not easy to break.In addition, the lateral surface of high lifting strip 2 is vertical with bottom plate 1, and the lateral surface of low lifting strip 3 and bottom
Plate 1 is vertical, splices easy for installation.
Further, between the medial surface of high lifting strip 2 and the upper surface of bottom plate 1, the two sides of low lifting strip 3 and bottom plate
It is respectively equipped with the first reinforcing strip 5 between 1 upper surface, can effectively prevent junction and low lifting strip of the high lifting strip 2 with bottom plate 1
3 excessively concentrate with the junction stress of bottom plate 1 and are broken.
Still further, the first reinforcing strip 5 includes the first inclined surface 501 being sequentially connected end to end in turn, 502 and of first level face
First inner concave arc surface 503 (as indicated at 4)；First inclined surface 501 is fixed with slope, the upper table in first level face 502 and bottom plate 1
Face is fixed, and the first inner concave arc surface 503 is outwardly.It can effectively prevent junction and low lifting strip 3 of the high lifting strip 2 with bottom plate 1 as a result,
It excessively concentrates and is broken with the junction stress of bottom plate 1.
Optionally, the shape of the cross section of the first inner concave arc surface 503 can be circular arc line, cycloid, involute or helix.
In some embodiments, the inside of high lifting strip 2 is equipped at least one stiffener plate 6, and stiffener plate 6 is fixed on height
On the side of lifting strip 2 and the upper surface of bottom plate 1.It is understood that stiffener plate 6 can enhance the intensity of liner plate 1000,
It can effectively prevent and be broken between high lifting strip 2 and bottom plate 1.The quantity of stiffener plate 6 is determined by the axial length of liner plate 1000
Fixed, 1000 length of liner plate is longer, and 6 quantity of stiffener plate is more, can preferably enhance the intensity of liner plate 1000.
Further, stiffener plate 6 is equipped with hole for hoist 601, is convenient for 1000 lifting construction of liner plate.The thickness of stiffener plate 6
Degree is greater than the aperture of hole for hoist 601, it is ensured that when lifting liner plate 1000, stiffener plate 6 is not easy drawing crack.
Further, the two sides of stiffener plate 6 are respectively vertical plane, convenient for lump ore or steel ball by high lifting strip 2
Lift with low lifting strip 3.The second reinforcing strip 7 is respectively equipped between the two sides and bottom plate 1 of stiffener plate 6.Can effectively it prevent as a result,
Only the junction stress of stiffener plate 6 and bottom plate 1 is excessively concentrated and is broken.
Still further, the second reinforcing strip 7 includes the second vertical plane 701,702 and of the second horizontal plane being sequentially connected end to end in turn
Second inner concave arc surface 703 (as shown in Figure 5)；Second vertical plane 701 and the one side of stiffener plate 6 are fixed, the second horizontal plane 702
It is fixed with the upper surface of bottom plate 1, the second inner concave arc surface 703 is outwardly.It can effectively prevent the connection of stiffener plate 6 Yu bottom plate 1 as a result,
Place's stress is excessively concentrated and is broken.
Optionally, the shape of the cross section of the second inner concave arc surface 703 can be circular arc line, cycloid, involute or helix.
In some embodiments, bottom plate 1 is 30~60mm with a thickness of 80~90mm, the aperture of mounting hole 101.Have as a result,
Benefit guarantees the intensity of bottom plate 1.
In some embodiments, the height of high lifting strip 2 is 3-5 times of the height of low lifting strip 3, the height of high lifting strip 2
Degree is 1.2~4 times of maximum feed preparation unit size, and high 2 height of lifting strip is 0.5-1.5 times of 1 width of bottom plate.The present embodiment as a result,
Liner plate 1000 be applicable to large-size autogenous mill or large-scale semi-autogenous mill.
In some embodiments, the spacing between adjacent protrusion 4 is 0.5~1.2 times of maximum material size two-by-two, convex
Playing 4 cylinder cross-sectional area equivalent diameter is 0.2~0.8 times of maximum material size, and the height of projection of protrusion 4 enters for maximum
0.25~0.6 times of material granularity.As a result, when by multiple liner plates 1000, along cylinder, circumferentially splicing is arranged in autogenous tumbling mill or semi-autogenous mill
Cylinder inner wall on when, on the whole, multiple high lifting strips 2 interlock in height in the circumferential with multiple low lifting strips 3
Arrangement, protrusion 4 can effectively avoid lump ore from directly leaving on high lifting strip 2 and low lifting strip 3, reduce high lifting strip
2 and the probability that is worn or smashes of low lifting strip 3；Meanwhile 4 points of the protrusion in the protrusion 4 and low lifting strip 3 on high lifting strip 2
The surface area of high lifting strip 2 and low lifting strip 3 is not increased, when two liner plates circumferentially-adjacent on autogenous tumbling mill and semi-autogenous mill
The high lifting strip 2 of a liner plate 1000 and the low lifting strip 3 of another liner plate 1000 in 1000 carry ore and steel ball is upward
When movement, fine fraction ore is moved downwardly in the space between adjacent protrusion 4 through lump ore, can make lump ore or big
Steel ball is directly contacted with high lifting strip 2, low lifting strip 3 and protrusion 4, is enabled lump ore or big steel ball to be elevated item and is effectively mentioned
It rises and is tossed higher, when lump ore or steel ball drop into material or liner plate 1000 with bigger kinetic energy, improve
Ore reduction efficiency；The lump ore or big steel ball left pounds the high lifting strip 2 or low lifting strip 3 fallen on cylinder lower part
When upper, protrusion 4 is smaller with the contact area of lump ore, and protrusion 4 can play the broken effect of splitting to lump ore.
The present invention also proposes a kind of autogenous tumbling mill or semi-autogenous mill.
Autogenous tumbling mill or semi-autogenous mill according to an embodiment of the present invention, the liner plate 1000 including any one of the above embodiment,
Liner plate 1000 has multiple, and multiple liner plates 1000 are arranged on the cylinder of autogenous tumbling mill or semi-autogenous mill.
Autogenous tumbling mill or semi-autogenous mill according to an embodiment of the present invention have the advantage that first, liner plate, 1000 intensity
Good, impact resistance, it is not easy to wear, reduce the frequency of replacement of the liner plate 1000 on autogenous tumbling mill or semi-autogenous mill, is conducive to be promoted
The operating efficiency of autogenous tumbling mill or semi-autogenous mill；The second, enable lump ore or big steel ball by high lifting strip 2 and low lifting strip 3
Effectively promoted and be tossed it is higher, thus, with bigger dynamic when lump ore or steel ball drop into material or liner plate 1000
Can, it improves ore reduction efficiency and grinds effect；Autogenous tumbling mill and semi-autogenous mill enlargement can be achieved in third；4th, liner plate
1000 with autogenous tumbling mill or semi-autogenous mill rotate in the forward direction lifting ore carry out ore grinding and when 1000 side of liner plate being caused to have abrasion, can
So that autogenous tumbling mill or semi-autogenous mill, which are reversely rotated, carries out ore grinding using the other side of liner plate 1000 come lifting ore, as a result,
The frequency for reducing the replacement of liner plate 1000, improves the operating efficiency of autogenous tumbling mill or semi-autogenous mill.
In some embodiments, multiple liner plates 1000 include long liner plate 1000 and short liner plate 1000, long liner plate 1000 and short
Liner plate 1000 on axial and circumferential staggeredly arrange simultaneously by splicing.Specifically, the staggeredly spelling of long liner plate 1000 and short liner plate 1000
It connects there are two types of arrangements, it is a kind of to be grown as shown in fig. 6, two long liner plate 1000 is leaned against to be formed with high lifting strip 2 together
Two short liner plate 1000 is leaned against with high lifting strip 2 and forms short " mountain " shape liner plate component together by " mountain " shape liner plate assembly unit
Then unit staggeredly spells long " mountain " shape liner plate assembly unit with short " mountain " shape liner plate assembly unit simultaneously on axial and circumferential
Connect arrangement；It is another as shown in fig. 7, long liner plate 1000 and short liner plate 1000 are handed on axial and circumferential simultaneously directly as unit
Mistake arrangement, wherein in the axial direction, the high lifting strip 2 of adjacent long liner plate 1000 and short liner plate 1000 is located at together always
Line and low lifting strip 3 is located on another same straight line, meanwhile, in circumferential direction, adjacent long liner plate 1000 and short liner plate
1000 are leaned against together with high lifting strip 2.Both arrangements enable to long liner plate 1000 and short liner plate 1000 mutual
Between do not allow to be also easy to produce relative movement, more easily clamping between each other.
In some embodiments, multiple liner plates 1000 are identical liner plate 1000, and identical multiple liner plates 1000 are in circumferential direction
(as shown in Figure 8) is arranged in upper splicing.This arrangement is relatively simple.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (17)
1. a kind of liner plate on autogenous tumbling mill or semi-autogenous mill characterized by comprising
Bottom plate, the lower surface of the bottom plate are arc surface, the curvature of the arc surface and the autogenous tumbling mill or the semi-autogenous mill
Cylinder curvature it is identical；The bottom plate is equipped with mounting hole；
High lifting strip and low lifting strip, the high lifting strip and the low lifting strip are located at opposite the two of the upper surface of the bottom plate
The axial direction of side and the length direction and the liner plate of the high lifting strip and the low lifting strip is in the same direction, the high lifting strip
Medial surface on and the medial surface of the low lifting strip on respectively in axial direction direction interval multiple protrusions are set, the protrusion is column
Shape protrusion.
2. the liner plate according to claim 1 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the cross of the protrusion
Section is a part of ellipse, a part of triangle, circular a part of, trapezoidal or rectangle.
3. the liner plate according to claim 2 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the protrusion is vertical
It is arranged in the bottom plate.
4. the liner plate according to claim 1 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the high lifting strip
On multiple protrusions be interspersed in the axial direction with multiple protrusions on the low lifting strip.
5. the liner plate according to claim 1 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the bottom plate it is upper
Surface is plane, and the medial surface of the medial surface of the high lifting strip and the low lifting strip is slope.
6. the liner plate according to claim 5 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the high lifting strip
Medial surface and the bottom plate upper surface between angular range be 60 °~80 °, the medial surface of the low lifting strip with it is described
Angular range between the upper surface of bottom plate is 50 °~70 °.
7. the liner plate according to claim 5 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the high lifting strip
Medial surface and the bottom plate upper surface between, between the medial surface of the low lifting strip and the upper surface of the bottom plate respectively
Equipped with the first reinforcing strip.
8. the liner plate according to claim 7 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that described first reinforces
Item includes the first inclined surface, first level face and the first inner concave arc surface being sequentially connected end to end in turn；First inclined surface with it is described
Slope is fixed, and the first level face and the upper surface of the bottom plate are fixed, and first inner concave arc surface is outwardly.
9. the liner plate according to claim 1 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the high lifting strip
Inside be equipped at least one stiffener plate, the stiffener plate be fixed on the high lifting strip side and the bottom plate it is upper
On surface.
10. the liner plate according to claim 9 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the reinforcing rib
Plate is equipped with hole for hoist, and the thickness of the stiffener plate is greater than the aperture of the hole for hoist.
11. the liner plate according to claim 10 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the reinforcing rib
The two sides of plate are respectively vertical plane, and the second reinforcing strip is respectively equipped between the two sides of the stiffener plate and the bottom plate.
12. the liner plate according to claim 11 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that described second adds
Gu item includes the second vertical plane, the second horizontal plane and the second inner concave arc surface being sequentially connected end to end in turn；Second vertical plane and institute
The one side for stating stiffener plate is fixed, and the upper surface of second horizontal plane and the bottom plate is fixed, second inner concave arc surface
Outwardly.
13. the liner plate according to claim 1 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the bottom plate is thick
Degree is 80~90mm, and the aperture of the mounting hole is 30~60mm.
14. the liner plate according to claim 1 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that the high promotion
The height of item is 3-5 times of the height of the low lifting strip, and the height of the high lifting strip is the 1.2~4 of maximum feed preparation unit size
Times, the high lifting strip height is 0.5-1.5 times of the baseplate width.
15. the liner plate according to claim 1 on autogenous tumbling mill or semi-autogenous mill, which is characterized in that adjacent two-by-two
Spacing between the protrusion is 0.5~1.2 times of maximum material size, the cylinder cross-sectional area equivalent diameter of the protrusion
It is 0.2~0.8 times of maximum material size, the height of projection of the protrusion is 0.25~0.6 times of maximum material size.
16. a kind of autogenous tumbling mill or semi-autogenous mill, which is characterized in that including the lining as described in any one in claim 1 to 15
Plate, the liner plate have multiple, and multiple liner plates are arranged on the cylinder of the autogenous tumbling mill or the semi-autogenous mill.
17. autogenous tumbling mill according to claim 16 or semi-autogenous mill, which is characterized in that multiple liner plates include long liner plate
With short liner plate, staggeredly splicing is arranged simultaneously on axial and circumferential for the long liner plate and the short liner plate；Or multiple liner plates
For identical liner plate, identical multiple liner plates splice arrangement in the circumferential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770851.7A CN110449228A (en) | 2019-08-20 | 2019-08-20 | Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770851.7A CN110449228A (en) | 2019-08-20 | 2019-08-20 | Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110449228A true CN110449228A (en) | 2019-11-15 |
Family
ID=68488100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910770851.7A Pending CN110449228A (en) | 2019-08-20 | 2019-08-20 | Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110449228A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4194710A (en) * | 1978-06-20 | 1980-03-25 | Ebner Josef E | Tumbling mill |
| CN203750631U (en) * | 2014-01-08 | 2014-08-06 | 中信重工机械股份有限公司 | Barrel lining plate for autogenous mill or semi-autogenous mill |
| CN205925880U (en) * | 2016-08-11 | 2017-02-08 | 中信重工机械股份有限公司 | Extra -large -size autogenous grinding machine or half autogenous grinding machine shell liner |
| CN107088456A (en) * | 2017-05-10 | 2017-08-25 | 洛阳金合耐磨材料有限公司 | A kind of novel wear resistant lining board for large-scale semi-autogenous mill |
| CN206956542U (en) * | 2017-04-29 | 2018-02-02 | 河北海顺环保科技有限公司 | A kind of science of bridge building plastic composite drain tank |
| CN208961856U (en) * | 2018-10-25 | 2019-06-11 | 泰州东星精密机器有限公司 | A kind of freezer compressor upper casing clamp assemblies |
| CN211070311U (en) * | 2019-08-20 | 2020-07-24 | 中国恩菲工程技术有限公司 | Lining plate for autogenous mill or semi-autogenous mill and autogenous mill or semi-autogenous mill |
-
2019
- 2019-08-20 CN CN201910770851.7A patent/CN110449228A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4194710A (en) * | 1978-06-20 | 1980-03-25 | Ebner Josef E | Tumbling mill |
| CN203750631U (en) * | 2014-01-08 | 2014-08-06 | 中信重工机械股份有限公司 | Barrel lining plate for autogenous mill or semi-autogenous mill |
| CN205925880U (en) * | 2016-08-11 | 2017-02-08 | 中信重工机械股份有限公司 | Extra -large -size autogenous grinding machine or half autogenous grinding machine shell liner |
| CN206956542U (en) * | 2017-04-29 | 2018-02-02 | 河北海顺环保科技有限公司 | A kind of science of bridge building plastic composite drain tank |
| CN107088456A (en) * | 2017-05-10 | 2017-08-25 | 洛阳金合耐磨材料有限公司 | A kind of novel wear resistant lining board for large-scale semi-autogenous mill |
| CN208961856U (en) * | 2018-10-25 | 2019-06-11 | 泰州东星精密机器有限公司 | A kind of freezer compressor upper casing clamp assemblies |
| CN211070311U (en) * | 2019-08-20 | 2020-07-24 | 中国恩菲工程技术有限公司 | Lining plate for autogenous mill or semi-autogenous mill and autogenous mill or semi-autogenous mill |
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