CN207857032U - Ball mill rubber lining - Google Patents
Ball mill rubber lining Download PDFInfo
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- CN207857032U CN207857032U CN201721725035.7U CN201721725035U CN207857032U CN 207857032 U CN207857032 U CN 207857032U CN 201721725035 U CN201721725035 U CN 201721725035U CN 207857032 U CN207857032 U CN 207857032U
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- lifting strip
- chamfering
- liner plate
- ball mill
- rubber lining
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Abstract
The utility model provides a kind of ball mill rubber lining, is related to grinding machine apparatus field.The rubber lining includes liner plate ontology, lifting strip, bolt；Lifting strip is pressed on liner plate ontology, and lifting strip and liner plate ontology are fixed on grinding mill barrel inner wall by bolt；Lifting strip includes high lifting strip and low lifting strip, and high lifting strip and low lifting strip are circumferentially alternately distributed along grinding mill barrel inner wall on liner plate ontology；Chamfering is arranged in both ends at the top of high lifting strip, by controlling the chamfering number of degrees at both ends at the top of high lifting strip, to ensure that both ends remain at a plane at the top of high lifting strip in use, reduce the abrasion loss of rubber.Solves rubber material large specific surface area in the prior art, the capacity for occupying grinding machine inner cylinder is more, the technical issues of reducing the grinding efficiency of grinding machine.The volume that rubber lining is occupied in grinding machine cylinder is reasonably reduced by above structure, is expanded the capacity of grinding machine inner cylinder, is improved the grinding efficiency of grinding machine, prolong the service life.
Description
Technical field
The utility model is related to grinding machine apparatus fields, and in particular to a kind of ball mill rubber lining.
Background technology
Grinding machine includes semi-autogenous mill, ball mill etc..The main purpose of grinding machine ore grinding is that ore is levigate in the ball mill, is made
Valuable mineral reaches monomer dissociation with gangue and valuable mineral with valuable mineral.So-called monomer dissociation, i.e., in valuable mineral not
Containing gangue, valuable mineral is free of in gangue.With the development of grinding process and grinding machine (semi-autogenous mill, ball mill) manufacturing technology,
It abrasive media and is also gradually increased to the size of mine, the impact and abrasive action of lining board of grinder is increased at multiple.By material
And the restriction of production technology, traditional manganese steel, steel alloy casting liner plate have reached the limit of its performance.
Due to the characteristics such as the high-wearing feature of rubber material, high resiliency, light-weight, corrosion-resistant, therefore prepared with rubber material
Application of the lining on mine grinding machine (semi-autogenous mill, ball mill) is more and more extensive.Rubber lining have low power consuming, high abrasion/
Impact resistance, low noise, easy to install, corrosion-resistant, saving medium (steel ball), advantage with long service life.
But rubber material specific surface area is 7 times of steel or so, is mounted on the rubber lining inside grinding machine and is served as a contrast than steel
The volume that plate is occupied is big, reduces the capacity of grinding machine inner cylinder, to influence the grinding efficiency of grinding machine.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of rubber lining structure for grinding machine, solves
Rubber material large specific surface area in the prior art, the capacity for occupying grinding machine inner cylinder is more, and the technology for reducing the grinding efficiency of grinding machine is asked
Topic.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：
A kind of ball mill rubber lining, including liner plate ontology, lifting strip, bolt, the lifting strip are pressed in the liner plate sheet
On body, lifting strip and liner plate ontology are fixed on by grinding mill barrel inner wall by bolt, the lifting strip includes high lifting strip and low
Lifting strip, the high lifting strip and the low lifting strip are circumferentially alternately distributed along grinding mill barrel inner wall on liner plate ontology；
Chamfering is provided at both ends at the top of above-mentioned high lifting strip, it is the first chamfering that above-mentioned high lifting strip, which promotes surface chamfer, above-mentioned
The chamfering of high lifting strip another side is the second chamfering；Two right angle edge lengths of above-mentioned first chamfering are than 1:1, and the first chamfering right angle
Side and high lifting strip side height ratio (1~2): 10；The side right-angle side of above-mentioned second chamfering and high lifting strip side height ratio
(0.4~0.6): 1, and the length of the side right-angle side of above-mentioned second chamfering and above-mentioned another right-angle side of second chamfering is than 1: (0.4
~0.6).
Preferably, the lifting strip is combined by rubber and promotion skeleton structure.
Preferably, lifting strip skeleton structure bottom is provided with sliding slot framework, and the screw head of the bolt is inlaid in described
In sliding slot, lifting strip and liner plate ontology are fixed on grinding mill barrel inner wall by the stud of bolt across the liner plate ontology.
Preferably, the lifting strip skeleton structure is metallic framework.
Preferably, the material of the metallic framework is aluminium section bar or steel.
Preferably, the sliding slot framework is set as T-type sliding groove structure or umbellate form sliding groove structure.
Preferably, the high lifting strip and low lifting strip height ratio are 1:(0.35~0.48).
Preferably, which is characterized in that the horizontal width ratio at the top of the high lifting strip and low lifting strip is 1:(1.3~
1.5)。
(3) advantageous effect
The utility model provides a kind of ball mill rubber lining.Has following advantageous effect compared with the prior art：
1, the ball mill rubber lining of the utility model sets lifting strip to two kinds of high lifting strip and low lifting strip, above-mentioned
High lifting strip and low lifting strip are circumferentially alternately distributed along grinding mill barrel inner wall on liner plate ontology, in grinding process, ore
And medium is mainly promoted by high lifting strip, low lifting strip is auxiliary castering action；Ore grinding relies primarily on low lifting strip, and height carries
It is booster action to rise item.By above structure, the volume that rubber lining is occupied is reduced, grinding machine inner cylinder is expanded compared with the prior art
Capacity, grinding machine annual amount for the treatment of improves 10% compared with the treating capacity of the prior art, and grinding efficiency is notable compared with what the prior art had
It improves.
2, chamfering is arranged in both ends at the top of high lifting strip by the utility model ball mill rubber lining, wherein promotion surface chamfer is
The chamfering of first chamfering, another side is the second chamfering；The first right angle edge lengths of chamfering two are than 1:1, and the first chamfering right-angle side
With high lifting strip side height ratio (1~2): 10；The side right-angle side of second chamfering and high lifting strip side height ratio (0.4~
0.6): the side right-angle side of the 1, and second chamfering and the length of another right-angle side of the second chamfering are than 1: (0.4~0.6).Pass through control
The chamfering number of degrees for making both ends at the top of high lifting strip, to ensure that both ends remain at one at the top of high lifting strip in use
A plane reduces the abrasion loss of rubber, extends the service life of lifting strip, to improve the service life of liner plate.
3, the utility model ball mill rubber lining sets lifting strip to high lifting strip and low lifting strip is alternately distributed, together
When high lifting strip chamfering be set as small one and large one so that rubber material reduces 25%, reduces the dead weight of lifting strip, extends
The service life of liner plate.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model ball mill rubber lining；
Fig. 2 is the structural schematic diagram of high lifting strip in the utility model ball mill rubber lining；
Wherein, 1 liner plate ontology, 201 high lifting strips, 202 low lifting strips, 3 bolts, 4 grooves.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to
The range of the utility model protection.
It is gradually increased with abrasive media and to the size of mine, the impact to the rubber lining structure for grinding machine and mill
Harm is increased at multiple.It is restricted by material and production technology, traditional manganese steel, steel alloy casting liner plate have reached it
The limit of performance, rubber material gradually substitute rigid material liner plate.But since the specific surface area of rubber material is larger, cause to pacify
Filling the capacity of the grinding mill barrel of rubber material reduces, and causes the grinding efficiency of grinding machine low.
The chamfering that the prior art is arranged at the top of lifting strip is symmetrical oblique angle, and angle is 45 degree or so.Due to carrying
Rise item in use, the both ends stress at the top of lifting strip is different, and the stress for promoting face is smaller, and here it is result in lifting strip
The rate of depreciation of the both ends rubber at top is inconsistent, can cause to form trapezoidal faces at the top of lifting strip after a period of use, to
The abrasion for promoting slat gum is accelerated, the service life of lifting strip is shortened.
Based on above-mentioned deficiency, the utility model embodiment provides a kind of ball mill rubber lining, as shown in Figure 1, including lining
Plate ontology 1, lifting strip, bolt 3, the lifting strip are pressed on the liner plate ontology 1, by bolt 3 by lifting strip and liner plate sheet
Body 1 is fixed on grinding mill barrel inner wall, and the lifting strip includes high lifting strip 201 and low lifting strip 202, the high lifting strip 201
It is circumferentially alternately distributed on liner plate ontology 1 along grinding mill barrel inner wall with the low lifting strip 202；
201 top of above-mentioned high lifting strip is provided at both ends with chamfering, and above-mentioned high lifting strip 201 promotes surface chamfer and fallen for first
The chamfering at angle, above-mentioned 201 another side of high lifting strip is the second chamfering；Two right angle edge lengths of above-mentioned first chamfering are than 1:1, and the
One chamfering right-angle side and 201 side height ratio (1~2) of high lifting strip: 10；The side right-angle side of above-mentioned second chamfering is promoted with high
201 side height ratio (0.4~0.6) of item: 1, and the side right-angle side of above-mentioned second chamfering and above-mentioned another right angle of second chamfering
The length on side is than 1: (0.4~0.6).
The ball mill rubber lining of the utility model embodiment sets lifting strip to two kinds of high lifting strip and low lifting strip,
Above-mentioned high lifting strip and low lifting strip are circumferentially alternately distributed along grinding mill barrel inner wall on liner plate ontology, in grinding process,
Ore and medium are mainly promoted by high lifting strip, and low lifting strip is auxiliary castering action；Ore grinding relies primarily on low lifting strip,
High lifting strip is booster action.By above structure, the volume that rubber lining is occupied is reduced, grinding machine is expanded compared with the prior art
The capacity of inner cylinder, grinding machine annual amount for the treatment of improve 10% compared with the treating capacity of the prior art, and grinding efficiency has compared with the prior art
It significantly improves.
Chamfering is arranged in both ends at the top of high lifting strip by the utility model ball mill rubber lining, wherein it is the to promote surface chamfer
The chamfering of one chamfering, another side is the second chamfering；The first right angle edge lengths of chamfering two are than 1:1, and the first chamfering right-angle side with
High lifting strip side height ratio (1~2): 10；The side right-angle side of second chamfering and high lifting strip side height ratio (0.4~
0.6): the side right-angle side of the 1, and second chamfering and the length of another right-angle side of the second chamfering are than 1: (0.4~0.6).Pass through control
The chamfering number of degrees for making both ends at the top of high lifting strip, to ensure that both ends remain at one at the top of high lifting strip in use
A plane reduces the abrasion loss of rubber, extends the service life of lifting strip, to improve the service life of liner plate.
The utility model embodiment ball mill rubber lining sets lifting strip to high lifting strip and low lifting strip and alternately divides
Cloth, while the chamfering of high lifting strip is set as small one and large one so that rubber material reduces 25%, reduces lifting strip oneself
Weight, extends the service life of liner plate.
As a further preference, the lifting strip is combined by rubber and promotion skeleton structure 4.Using rubber material
It is combined with skeleton structure, the toughness of lifting strip can be improved, extend the service life of liner plate.
As a further preference, 2 bottom of lifting strip skeleton structure is provided with sliding slot framework, the spiral shell of the bolt 3
Head is inlaid in the sliding slot, and lifting strip and liner plate ontology 1 are fixed on grinding machine by the stud of bolt 3 across the liner plate ontology 1
Cylinder inboard wall.
Those skilled in the art can be in a manner of selecting others to be fixedly connected as needed, such as rivets.
As a further preference, the lifting strip skeleton structure 2 is metallic framework.
As a further preference, the material of the metallic framework is aluminium section bar or steel.
As a further preference, the sliding slot framework is set as T-type sliding groove structure or umbellate form sliding groove structure.
As a further preference, it is 1 that the high lifting strip 201 and 202 height of low lifting strip, which compare,:(0.35~0.48).
Those skilled in the art can be adjusted to other height ratios as needed.
As a further preference, the horizontal width ratio at 202 top of the high lifting strip 201 and low lifting strip is 1:(1.3
~1.5).Those skilled in the art can be adjusted to other top horizontal width ratios as needed.
The utility model embodiment by above-mentioned preferred mode, control high lifting strip and low lifting strip height ratio and its
Top horizontal width ratio, expands the lifting capacity of lifting strip, improves the grinding efficiency of grinding machine.
It is described in detail below by specific embodiment.
Embodiment 1：As shown in Figure 1, the utility model embodiment provides a kind of ball mill rubber lining, including liner plate ontology
1, lifting strip, bolt 3；Lifting strip includes high lifting strip 201 and low lifting strip 202.Installation high lifting strip 201 and low carries when fixed
It rises item 202 to be circumferentially alternately distributed and is pressed on the liner plate ontology 1 along grinding mill barrel inner wall, by bolt 3 by lifting strip and lining
Plate ontology 1 is fixed on grinding mill barrel inner wall, in order to improve lifting capacity, improves grinding efficiency, by above-mentioned high lifting strip 201 and low carries
It rises 202 height ratio of item and is set as 1: 0.35, above-mentioned high lifting strip 201 and 202 top horizontal width ratio of low lifting strip are set as 1
∶1.5。
It is provided at both ends with chamfering at the top of above-mentioned high lifting strip, the chamfering for promoting face is the first chamfering, the chamfering of another side
For the second chamfering.Two right angle edge lengths of wherein the first chamfering are 20mm, and the side height of lifting strip is 200mm；Second
The a length of 100mm of side right-angle side of chamfering, lifting strip side height are 200mm, a length of 50mm of another right-angle side of the second chamfering.
The liner plate of embodiment 1 is mounted onIn rice ball mill, 1,200,000 ton hour of ore treatment promotes the mill of slat gum
Consumption is 53.36%, and service life is 24 months.The liner plate of the prior art is mounted onIn rice ball mill, ore treatment
1800000 ton hours, the abrasion loss for promoting slat gum are 73.62%, and service life is 18 months.
It is existingGrinding machine, 47.6 ten thousand tons of the annual amount for the treatment of of conventional design rubber lining is installed, and is mounted with
1 rubber lining structure of embodiment is stated, grinding machine annual amount for the treatment of reaches 59.8 ten thousand tons, 25.6% is improved compared with the prior art.
Embodiment 2：As shown in Figure 1, the utility model embodiment provides a kind of ball mill rubber lining, including liner plate ontology
1, lifting strip, bolt 3；Lifting strip includes high lifting strip 201 and low lifting strip 202.In order to improve the toughness of lifting strip, lifting strip
It is combined by rubber and promotion skeleton structure 4；4 bottom of lifting strip skeleton structure is provided with sliding slot framework, the spiral shell of the bolt 3
Head is inlaid in the sliding slot, and lifting strip and liner plate ontology 1 are fixed on grinding machine by the stud of bolt 3 across the liner plate ontology 1
Cylinder inboard wall.
The lifting strip skeleton structure 2 can be metallic framework in the specific implementation.The metal bone in the specific implementation
The material of frame is aluminium section bar or steel.
The sliding slot framework could be provided as T-type sliding groove structure or umbellate form sliding groove structure in the specific implementation.
High lifting strip 201 and low lifting strip 202 are circumferentially alternately distributed along grinding mill barrel inner wall and are pressed in institute when installing fixed
It states on liner plate ontology 1, lifting strip and liner plate ontology 1 is fixed on by grinding mill barrel inner wall by bolt 3, in order to improve lifting capacity,
Grinding efficiency is improved, above-mentioned high lifting strip 201 and 202 height ratio of low lifting strip are set as 1: 0.48, by above-mentioned high lifting strip
201 and 202 top horizontal width ratio of low lifting strip be set as 1: 1.3.
It is provided at both ends with chamfering at the top of above-mentioned high lifting strip, the chamfering for promoting face is the first chamfering, the chamfering of another side
For the second chamfering.Two right angle edge lengths of wherein the first chamfering are 20mm, and the side height of lifting strip is 200mm；Second
The a length of 80mm of side right-angle side of chamfering, lifting strip side height are 200mm, a length of 48mm of another right-angle side of the second chamfering.
The liner plate of embodiment 2 is mounted onIn rice ball mill, 1,200,000 ton hour of ore treatment promotes the mill of slat gum
Consumption is 51.08%, and service life is 25 months.The liner plate of the prior art is mounted onIn rice ball mill, ore treatment
1800000 ton hours, the abrasion loss for promoting slat gum are 73.62%, and service life is 18 months.
It is existingGrinding machine, 47.6 ten thousand tons of the annual amount for the treatment of of conventional design rubber lining is installed, and is mounted with
2 rubber lining structure of embodiment is stated, grinding machine annual amount for the treatment of reaches 61.2 ten thousand tons, 28.57% is improved compared with the prior art.
In conclusion the utility model embodiment has the advantages that compared with the prior art：
1, the ball mill rubber lining of the utility model embodiment sets lifting strip to high lifting strip and low lifting strip two
Kind, above-mentioned high lifting strip and low lifting strip are circumferentially alternately distributed along grinding mill barrel inner wall on liner plate ontology, in grinding process
In, ore and medium are mainly promoted by high lifting strip, and low lifting strip is auxiliary castering action；Ore grinding relies primarily on low promotion
Item, high lifting strip are booster action.By above structure, the volume that rubber lining is occupied is reduced, is expanded compared with the prior art
The capacity of grinding machine inner cylinder, grinding machine annual amount for the treatment of improve 10% compared with the treating capacity of the prior art, and grinding efficiency has compared with the prior art
Some significantly improves.
2, chamfering is arranged in both ends at the top of high lifting strip by the utility model embodiment ball mill rubber lining, wherein promoting face
Chamfering is the first chamfering, and the chamfering of another side is the second chamfering；The first right angle edge lengths of chamfering two are than 1:1, and the first chamfering
Right-angle side and high lifting strip side height ratio (1~2): 10；The side right-angle side of second chamfering and high lifting strip side height ratio
(0.4~0.6): the side right-angle side of the 1, and second chamfering and the length of another right-angle side of the second chamfering are than 1: (0.4~0.6).
By controlling the chamfering number of degrees at both ends at the top of high lifting strip, to ensure that both ends are protected always at the top of high lifting strip in use
It holds in a plane, reduces the abrasion loss of rubber, extend the service life of lifting strip, to improve the use longevity of liner plate
Life.
3, the utility model embodiment ball mill rubber lining sets lifting strip to high lifting strip and low lifting strip replaces
Distribution, while the chamfering of high lifting strip is set as small one and large one so that rubber material reduces 25%, reduces lifting strip oneself
Weight, extends the service life of liner plate.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to aforementioned reality
Example is applied the utility model is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (8)
1. a kind of ball mill rubber lining, including liner plate ontology (1), lifting strip, bolt (3), the lifting strip are pressed in the lining
On plate ontology (1), lifting strip and liner plate ontology (1) are fixed on by grinding mill barrel inner wall by bolt (3), which is characterized in that institute
It includes high lifting strip (201) and low lifting strip (202) to state lifting strip, the high lifting strip (201) and the low lifting strip (202)
It is circumferentially alternately distributed on liner plate ontology (1) along grinding mill barrel inner wall；
Chamfering is provided at both ends at the top of the high lifting strip (201), the high lifting strip (201) promotes surface chamfer and fallen for first
The chamfering at angle, high lifting strip (201) another side is the second chamfering；First chamfering, two right angle edge lengths are than 1:1, and
First chamfering right-angle side and high lifting strip (201) side height ratio (1~2): 10；The side right-angle side of second chamfering and height
Lifting strip (201) side height ratio (0.4~0.6): 1, and the side right-angle side of second chamfering and second chamfering are another
The length of one right-angle side is than 1: (0.4~0.6).
2. ball mill rubber lining as described in claim 1, which is characterized in that the lifting strip is by rubber and promotes skeleton knot
Structure (4) is combined.
3. ball mill rubber lining as claimed in claim 2, which is characterized in that lifting strip skeleton structure (2) bottom is set
It is equipped with sliding slot framework, the screw head of the bolt (3) is inlaid in the sliding slot, and the stud of bolt (3) passes through the liner plate ontology
(1) lifting strip and liner plate ontology (1) are fixed on grinding mill barrel inner wall.
4. ball mill rubber lining as claimed in claim 2, which is characterized in that the lifting strip skeleton structure (2) is metal
Skeleton.
5. ball mill rubber lining as claimed in claim 4, which is characterized in that the material of the metallic framework is aluminium section bar
Or steel.
6. ball mill rubber lining as claimed in claim 3, which is characterized in that the sliding slot framework is set as T-type sliding slot knot
Structure or umbellate form sliding groove structure.
7. ball mill rubber lining as described in claim 1, which is characterized in that the high lifting strip (201) and low lifting strip
(202) highly than being 1:(0.35~0.48).
8. ball mill rubber lining as described in claim 1, which is characterized in that the high lifting strip (201) and low lifting strip
(202) the horizontal width ratio at the top of is 1:(1.3~1.5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721725035.7U CN207857032U (en) | 2017-12-12 | 2017-12-12 | Ball mill rubber lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721725035.7U CN207857032U (en) | 2017-12-12 | 2017-12-12 | Ball mill rubber lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207857032U true CN207857032U (en) | 2018-09-14 |
Family
ID=63468560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721725035.7U Active CN207857032U (en) | 2017-12-12 | 2017-12-12 | Ball mill rubber lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207857032U (en) |
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2017
- 2017-12-12 CN CN201721725035.7U patent/CN207857032U/en active Active
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