CN107537641A - A kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip - Google Patents
A kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip Download PDFInfo
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- CN107537641A CN107537641A CN201710977184.0A CN201710977184A CN107537641A CN 107537641 A CN107537641 A CN 107537641A CN 201710977184 A CN201710977184 A CN 201710977184A CN 107537641 A CN107537641 A CN 107537641A
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Abstract
The invention discloses a kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip, including liner plate body, lifting strip, meet sphere, back of the body sphere；Liner plate body is arranged on bottom, and lifting strip is fixedly installed on liner plate body centre position, and the top front and back position of lifting strip is fixedly installed mounting hole；Reinforcing strip, the top connection of reinforcing strip top and lifting strip are fixedly installed in mounting hole and lifting strip front and rear sides, the bottom of reinforcing strip is fixedly connected with liner plate body, and mounting hole is equidistant on lifting strip top, is uniformly arranged.This semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip, the mill efficiency of semi-autogenous mill is greatly improved, the waste of raw material when reducing casting liner plate, increases the loading of material in grinding machine, the yield of semi-autogenous mill is increased, while extends the service life of abrasion-proof backing block.
Description
Technical field
The invention belongs to semi-autogenous mill abrasion-proof backing block technical field, and in particular to a kind of with asymmetric lifting strip
Semi-autogenous mill abrasion-proof backing block.
Background technology
Semi-autogenous mill is to add a small amount of steel ball in grinding machine on the basis of autogenous tumbling mill, and that takes into account autogenous tumbling mill utilizes grinding charge
Expect itself to be medium, realize the advantages of crushing by impacting mutually and being ground, while can also improve under the same conditions at material
Reason ability, lower energy consumption of unit product, but wear liner relative increase, product fineness also can be thicker.Installation in semi-autogenous mill
Shell liner, rub and cut with material and steel ball impact in the course of the work, abrasion is more serious.In different rotation directions, lifting strip
To meet sphere different with back of the body sphere abrasion state, meet that the abrasion condition of sphere is more serious, the abrasion condition for carrying on the back sphere is more light
It is micro-.
In the prior art, the problem of lifting strip is primarily present for the shell liner of symmetric design be：1st, symmetrical expression lifting strip
For shell liner using to when scrapping situation, lifting strip back of the body sphere abrasion is less, waste of raw materials when causing to cast, virtually increases
The production cost of manufacture symmetrical expression shell liner is added；2nd, non-essential load under Mill Working state is caused, and takes grinding machine
Interior space, so as to reduce material loading in grinding machine, reduce the operating efficiency of grinding machine；The defects of inventor is based in the prior art
A kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip is have developed, can solve the problem that and asked present in prior art
Topic.
The content of the invention
The present invention is in order to solve the above-mentioned technical problem, there is provided a kind of semi-autogenous mill with asymmetric lifting strip is with wear-resisting
Liner plate, its scientific structure design are reasonable, simple in construction, easy to use efficiently；The present invention meets sphere to abrasion-proof backing block lifting strip
With back of the body sphere, liner plate weight can be reduced using asymmetric design, improve grinding machine operating efficiency, save energy consumption, drop this increasing for enterprise
Effect makes active influence.
The technical solution adopted in the present invention is：A kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip, including
Liner plate body, lifting strip, meet sphere, back of the body sphere；Liner plate body is arranged on bottom, and lifting strip is fixedly installed among liner plate body
Position, the top front and back position of lifting strip are fixedly installed mounting hole；It is fixedly installed in mounting hole and lifting strip front and rear sides
The top connection of reinforcing strip, reinforcing strip top and lifting strip, the bottom of reinforcing strip are fixedly connected with liner plate body, and mounting hole is carrying
It is equidistant to rise bar top, is uniformly arranged；The face that lifting strip is connected with left side liner plate body to meet sphere, meet sphere with liner plate sheet
The angle of body is 45~60 °；The face that lifting strip is connected with right side liner plate body is the angle of back of the body sphere, back of the body sphere and liner plate body
For 60~80 °, it is round-corner transition to meet sphere and back of the body sphere and liner plate body junction；Lifting strip both sides are provided with lifting fixed plate,
The centre position of lifting fixed plate is provided with hole for hoist.
The angle meeting sphere with liner plate body is 50 °.
The angle of the back of the body sphere and liner plate body is 75 °.
The angle meeting sphere for being more than back of the body sphere and liner plate body with the angle of liner plate body.
It is described meet on sphere it is front and rear be provided with two groups of lifting fixed plates, it is front and rear on back of the body sphere to be provided with two groups of liftings and fix
Plate；Hole for hoist is offered in each group of lifting fixed plate.
The mounting hole is equidistant on lifting strip top, is uniformly arranged.
This semi-autogenous mill with asymmetric lifting strip is with the use process of abrasion-proof backing block：Step 1: first will
The semi-autogenous mill abrasion-proof backing block of this asymmetric lifting strip, by mounting hole, utilize the cylinder for being bolted to semi-autogenous mill
On body；Step 2: after semi-autogenous mill starts rotation and started, using the turning effort of semi-autogenous mill cylinder, steel ball is from Semi-Autogenous
The highest point of machine drum body, toward meeting during sphere high speed impact leaves, when steel ball meets with material, steel ball plays to be entered to material
The broken purpose of row grinding, when steel ball drops into the position for meeting sphere, because the high speed of semi-autogenous mill rotates, utilize lifting strip
Lifting is carried out to steel ball and material to dish out, during steel ball and material are spilled over, the friction of steel ball and material is bumped against, and can be produced
The effect of raw grinding material；Step 3: by the above-mentioned round lifting to steel ball and material, by steel ball and material itself
Action of Gravity Field, freely fall, realize broken and assisted milling the purpose to material；Above procedure is exactly this with asymmetric
The use process of the semi-autogenous mill abrasion-proof backing block of formula lifting strip.
The liner plate body is arranged on fixed setting bottom, and lifting strip is fixedly installed on liner plate body centre position, is lifted
The top front and back position of bar is fixedly installed mounting hole；The main purpose so set is in order to main by the setting of lifting strip
Play a part of lifting steel ball and material, created conditions for the further broken and grinding of material.
To meet sphere, meeting sphere with liner plate body angle is 45 in the face that the lifting strip is connected with left side liner plate body
~60 °；It is the grinding abradant surface impacted by steel ball wherein to meet sphere, and it is bigger to meet the angle of sphere and liner plate body, steel ball quilt
The height of liner plate lifting is higher, and the probability that steel ball hits liner plate is bigger, while the thickness for meeting sphere is thicker, meets the face of sphere
Product is bigger, the wearability for meeting sphere can be improved, so as to improve the service life for meeting sphere；Sphere and liner plate sheet will wherein be met
The angle of body is arranged to 45~60 ° while be the hoisting depth for considering steel ball and material, takes into account to being ground of material, crushes
Efficiency, and the parameter area for meeting sphere and the angle of liner plate body of comprehensive selection；When the angle for meeting sphere and liner plate body is small
In 45 °, the reduction of the hoisting depth of steel ball and material can be caused, so as to influence the grinding crushing efficiency of material, reduced Semi-Autogenous
The yield of machine；When the angle for meeting sphere and liner plate body is less than 60 °, the height that steel ball and material are lifted by liner plate is higher,
The grinding crushing efficiency of material can be improved, but is increased steel ball damage, hits and split the risk that abrasion-proof backing block meets sphere；For control
Steel ball hoisting depth, the too high situation for causing to hit liner plate main body of steel ball throwing elevation is avoided the occurrence of, meets steradian design not
It is preferably excessive.
The face that the lifting strip is connected with right side liner plate body is back of the body sphere, the angle of the back of the body sphere and liner plate body is 60~
80°；Wherein back of the body sphere is the face do not hit by steel ball, so relatively large the one of sphere and the angle setting of liner plate body will be carried on the back
Point, the thickness of sphere is so carried on the back with regard to relatively thin, which offers a saving more founding materials, has reached the mesh for saving founding materials
, the waste of raw material during so as to reduce casting liner plate.
The fixed setting lifting fixed plate on sphere is met, is equally fixedly installed lifting fixed plate on by sphere,
The centre position of lifting fixed plate is provided with hole for hoist；The main purpose so set is to lift fixed plate by setting
And hole for hoist, on the one hand, provide convenient, the labor intensity of mitigation replacing liner plate for the installation of semi-autogenous mill liner plate；On the other hand,
When can improve semi-autogenous mill maintenance, the speed of liner plate is changed, shortens the time between overhauls(TBO) of semi-autogenous mill.
It is described to be fixedly installed reinforcing strip in the both sides of lifting strip position residing for mounting hole, reinforcing strip top and lifting strip
Top is connected, and the bottom of reinforcing strip is fixedly connected with liner plate body；The main purpose so set is to pass through reinforcing strip
Set, rub proofness around lifting strip position, prevents screw bolt abrasion residing for raising mounting hole.
The angle meeting sphere with liner plate body is 50 °, and the angle of back of the body sphere and liner plate body is 75 °；It is basis
While the hoisting depth of steel ball and material, grinding to material, crushing efficiency, the choosing of the optimal angle parameter of progress are taken into account
Select, overcome in the prior art, steel performance, the work condition environment of semi-autogenous mill and steel ball and material grinding crushing efficiency, warp
Cross complicated and optimal angle parameter that experiment repeatedly obtains setting.
The angle meeting sphere for being less than back of the body sphere and liner plate body with the angle of liner plate body；Meet sphere and back of the body sphere
Angle it is different be exactly to embody, in the technical program, the design concept of asymmetric lifting strip, be the technical program core
Create point；The technical program is exactly that the angle for meeting sphere and liner plate body diminishes, and controls steel ball hoisting depth, avoids the occurrence of steel
The too high situation for causing to hit liner plate main body of ball throwing elevation, the thickness of sphere is met in increase, so as to improve the wearability for meeting sphere
Energy, extend the service life of liner plate；The angle for carrying on the back sphere and liner plate body is increased, casting liner plate raw material are saved so as to reach
Effect.
The mounting hole is equidistant on lifting strip top, is uniformly arranged；The main purpose so set is in order on the one hand
Improve liner plate and the fastness of semi-autogenous mill cylinder installation；On the other hand enhancing liner plate is with stabilization when semi-autogenous mill rotates
Property, reduce the radial vibration of liner plate；So as to realize the extension of liner plate service life.
Beneficial effects of the present invention：The technical program provides a kind of semi-autogenous mill with asymmetric lifting strip with wear-resisting
Liner plate, its scientific structure design are reasonable, simple in construction, easy to use efficiently；It can solve the problem that symmetrical expression shell liner using extremely
When scrapping situation, lifting strip back of the body sphere abrasion is less, when causing to cast the problem of waste of raw materials, while also solves grinding machine work
Make non-essential load under state, and take space in grinding machine, so as to reduce material loading in grinding machine, reduce the work of grinding machine
The problem of efficiency, the mill efficiency of semi-autogenous mill is greatly improved, the waste of raw material, increases grinding machine when reducing casting liner plate
The loading of middle material, increases the yield of semi-autogenous mill, while extends the service life of abrasion-proof backing block.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Marked in figure：1st, liner plate body, 2, lifting strip, 3, meet sphere, 4, back of the body sphere, 5, lifting fixed plate, 6, hole for hoist, 7 plus
Gu bar, 8, mounting hole.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with accompanying drawing.
As illustrated, a kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip, including liner plate body 1, carry
Rise bar 2, meet sphere 3, back of the body sphere 4；Liner plate body 1 is arranged on fixed setting bottom, and lifting strip 2 is fixedly installed on liner plate body 1
Centre position, the top front and back position of lifting strip 2 are fixedly installed mounting hole 8；Fixed in mounting hole 8 and lifting strip front and rear sides
Reinforcing strip 7 is provided with, the top of reinforcing strip 7 is connected with the top of lifting strip 2, and the bottom of reinforcing strip 7 is fixed with liner plate body 1 to be connected
Connect, mounting hole 8 is equidistant on the top of lifting strip 2, is uniformly arranged；The face that lifting strip 2 is connected with left side liner plate body 1 is to meet sphere
3, meeting sphere 3 with liner plate body 1 angle is 45~60 °；The face that lifting strip 2 is connected with right side liner plate body 1 is back of the body sphere
4, the angle of back of the body sphere 4 and liner plate body 1 is 60~80 °, and it is fillet mistake to meet sphere 3 and back of the body sphere 4 and liner plate body junction
Cross；Lifting strip both sides are provided with lifting fixed plate, and the centre position for lifting fixed plate is provided with hole for hoist.
The angle meeting sphere 3 with liner plate body 1 is 50 °.
The angle of the back of the body sphere 4 and liner plate body 1 is 75 °.
The angle meeting sphere 3 for being more than back of the body sphere 4 and liner plate body 1 with the angle of liner plate body 1.
It is described meet on sphere 3 it is front and rear be provided with two groups of lifting fixed plates 5, it is front and rear on back of the body sphere 4 to be provided with two groups of liftings
Fixed plate 5；Hole for hoist 6 is offered in each group of lifting fixed plate 5.
The mounting hole 8 is equidistant on the top of lifting strip 2, is uniformly arranged.
This semi-autogenous mill with asymmetric lifting strip is with the use process of abrasion-proof backing block：Step 1: first will
The semi-autogenous mill abrasion-proof backing block of this asymmetric lifting strip, by mounting hole 8, utilize the cylinder for being bolted to semi-autogenous mill
On body or end cap；Step 2: after semi-autogenous mill starts rotation and started, using the turning effort of semi-autogenous mill cylinder, steel ball from
The highest point of semi-autogenous mill cylinder, toward meeting during the high speed impact of sphere 3 leaves, steel ball meets with material, material and liner plate
When, steel ball, which plays, carries out the broken purpose of grinding to material, when steel ball drops into the position for meeting sphere 3 with material, due to half
The high speed rotation of autogenous tumbling mill, carries out lifting to steel ball and material using lifting strip 2 and dishes out, when the process that steel ball and material are spilled over
In, the friction of steel ball and material, material and liner plate is bumped against, and can produce the effect of grinding material；Step 3: by above-mentioned round
Lifting to steel ball and material, by steel ball and the Action of Gravity Field of material itself, freely fall, realize to the broken and auxiliary of material
The purpose of assistant research fellow's mill；Above procedure is exactly using for this semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip
Journey.
Embodiment one,
To meet sphere 3, meeting sphere 3 with liner plate body 1 angle is 45 ° in the face that lifting strip 2 is connected with left side liner plate body 1；
The face that lifting strip 2 is connected with right side liner plate body 1 is back of the body sphere 4, and the angle of back of the body sphere 4 and liner plate body 1 is 60 °, meets sphere 3
It is round-corner transition with back of the body sphere 4 and liner plate body junction.
Embodiment two,
To meet sphere 3, meeting sphere 3 with liner plate body 1 angle is 50 ° in the face that lifting strip 2 is connected with left side liner plate body 1；
The face that lifting strip 2 is connected with right side liner plate body 1 is back of the body sphere 4, and the angle of back of the body sphere 4 and liner plate body 1 is 70 °, meets sphere 3
It is round-corner transition with back of the body sphere 4 and liner plate body junction.
Embodiment three,
To meet sphere 3, meeting sphere 3 with liner plate body 1 angle is 60 ° in the face that lifting strip 2 is connected with left side liner plate body 1；
The face that lifting strip 2 is connected with right side liner plate body 1 is back of the body sphere 4, and the angle of back of the body sphere 4 and liner plate body 1 is 80 °, meets sphere 3
It is round-corner transition with back of the body sphere 4 and liner plate body junction.
Claims (7)
1. a kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip, including liner plate body, lifting strip, meet sphere,
Carry on the back sphere；It is characterized in that：Liner plate body is arranged on bottom, and lifting strip is fixedly installed on liner plate body centre position, lifting strip
Top front and back position be fixedly installed mounting hole；Reinforcing strip is fixedly installed in mounting hole and lifting strip front and rear sides, is reinforced
Bar top and the top of lifting strip are connected, and the bottom of reinforcing strip is fixedly connected with liner plate body, and mounting hole is on lifting strip top etc.
Distance, it is uniformly arranged；The face that lifting strip is connected with left side liner plate body is meeting sphere to be with liner plate body angle to meet sphere
45~60 °；The face that lifting strip is connected with right side liner plate body is back of the body sphere, and the angle of back of the body sphere and liner plate body is 60~80 °,
It is round-corner transition to meet sphere and back of the body sphere and liner plate body junction；Lifting strip both sides are provided with lifting fixed plate, lift fixed plate
Centre position be provided with hole for hoist.
2. a kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip according to claim 1, its feature exist
In：Meeting sphere with liner plate body angle is 50 °.
3. a kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip according to claim 1, its feature exist
In：The angle for carrying on the back sphere and liner plate body is 75 °.
A kind of 4. automatic trimming device of pivoting support retainer according to claim 1, it is characterised in that：Meet sphere
It is more than the angle of back of the body sphere and liner plate body with the angle of liner plate body.
5. a kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip according to claim 4, its feature exist
In：Two groups of lifting fixed plates are provided with before and after meeting on sphere, it is front and rear on back of the body sphere to be provided with two groups of lifting fixed plates；Each group
Hole for hoist is offered in lifting fixed plate.
6. a kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip according to claim 1, its feature exist
In：Mounting hole is equidistant on lifting strip top, is uniformly arranged.
A kind of 7. user of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip according to claim 1
Method, it is characterised in that：Step 1: first by the semi-autogenous mill abrasion-proof backing block of this asymmetric lifting strip, by mounting hole,
Using being bolted on the cylinder of semi-autogenous mill；Step 2: after semi-autogenous mill starts rotation startup, Semi-Autogenous machine barrel is utilized
The turning effort of body, steel ball is from the highest point of semi-autogenous mill cylinder, toward meeting during sphere high speed impact leaves, steel ball and thing
When material meets, steel ball, which plays, carries out the broken purpose of grinding to material, when steel ball drops into the position for meeting sphere, due to half certainly
The high speed rotation of grinding machine, carries out lifting to steel ball and material using lifting strip and dishes out, during steel ball and material are spilled over,
The friction of steel ball and material is bumped against, and can produce the effect of grinding material；Step 3: by above-mentioned round to steel ball and material
Lifting, by steel ball and the Action of Gravity Field of material itself, freely falls, and realizes broken and assisted milling the purpose to material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710977184.0A CN107537641A (en) | 2017-10-19 | 2017-10-19 | A kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710977184.0A CN107537641A (en) | 2017-10-19 | 2017-10-19 | A kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip |
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| CN201710977184.0A Pending CN107537641A (en) | 2017-10-19 | 2017-10-19 | A kind of semi-autogenous mill abrasion-proof backing block with asymmetric lifting strip |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704722A (en) * | 2018-06-08 | 2018-10-26 | 中信重工机械股份有限公司 | A kind of large-size autogenous mill/semi-autogenous mill wear-resistant liner |
| CN110449229A (en) * | 2019-08-20 | 2019-11-15 | 中国恩菲工程技术有限公司 | Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill |
| CN110541126A (en) * | 2019-09-25 | 2019-12-06 | 云南昆钢耐磨材料科技股份有限公司 | Semi-autogenous mill wear-resistant material and wear-resistant lining plate made of same |
| CN114308287A (en) * | 2021-12-30 | 2022-04-12 | 洛阳山盾机械科技有限公司 | Solve lining plate structure of autogenous mill and semi-autogenous mill deformation or fracture |
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| DE102008012180B3 (en) * | 2008-02-29 | 2009-06-10 | Klaus Bartels | Liner for drum of ball mill, has surface profile comprising recesses of depth and breadth, where recesses extend from profile base line to drum wall, such that profile base line is moved to drum wall during wear of edges of recesses |
| CN203764345U (en) * | 2014-04-21 | 2014-08-13 | 吉林大学 | Efficient ball mill lining plate |
| CN204338258U (en) * | 2014-11-19 | 2015-05-20 | 河北展创矿山机械有限公司 | The shock-resistant shell liner of large-scale semi-autogenous mill |
| CN107029838A (en) * | 2017-05-10 | 2017-08-11 | 洛阳金合耐磨材料有限公司 | A kind of large-scale semi-autogenous mill abrasion-proof backing block |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102008012180B3 (en) * | 2008-02-29 | 2009-06-10 | Klaus Bartels | Liner for drum of ball mill, has surface profile comprising recesses of depth and breadth, where recesses extend from profile base line to drum wall, such that profile base line is moved to drum wall during wear of edges of recesses |
| CN203764345U (en) * | 2014-04-21 | 2014-08-13 | 吉林大学 | Efficient ball mill lining plate |
| CN204338258U (en) * | 2014-11-19 | 2015-05-20 | 河北展创矿山机械有限公司 | The shock-resistant shell liner of large-scale semi-autogenous mill |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704722A (en) * | 2018-06-08 | 2018-10-26 | 中信重工机械股份有限公司 | A kind of large-size autogenous mill/semi-autogenous mill wear-resistant liner |
| CN110449229A (en) * | 2019-08-20 | 2019-11-15 | 中国恩菲工程技术有限公司 | Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill |
| CN110541126A (en) * | 2019-09-25 | 2019-12-06 | 云南昆钢耐磨材料科技股份有限公司 | Semi-autogenous mill wear-resistant material and wear-resistant lining plate made of same |
| CN114308287A (en) * | 2021-12-30 | 2022-04-12 | 洛阳山盾机械科技有限公司 | Solve lining plate structure of autogenous mill and semi-autogenous mill deformation or fracture |
| CN114308287B (en) * | 2021-12-30 | 2023-02-03 | 洛阳山盾机械科技有限公司 | Solve lining plate structure of autogenous mill and semi-autogenous mill deformation or fracture |
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