CN110152804A - A kind of grinding technics and grinding cylinder structure of horizontal ball mill - Google Patents
A kind of grinding technics and grinding cylinder structure of horizontal ball mill Download PDFInfo
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- CN110152804A CN110152804A CN201910576912.6A CN201910576912A CN110152804A CN 110152804 A CN110152804 A CN 110152804A CN 201910576912 A CN201910576912 A CN 201910576912A CN 110152804 A CN110152804 A CN 110152804A
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- abrasive body
- ball mill
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- 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
- B02C17/04—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 with unperforated container
- B02C17/06—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 with unperforated container with several compartments
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- 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
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- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The present invention relates to horizontal ball mill technical fields, essentially disclose the grinding technics and grinding cylinder structure of a kind of horizontal ball mill, the present invention in cylinder by being arranged separation structure, multiple sub- compartments are set by cylinder, the abrasive body that four kinds of sizes are arranged in every sub- compartment is cooperated, big impact force can be provided, also it is able to satisfy high hit probability, greatly reduce the granularity of grinding material, the efficiency for improving grinding solves the problems, such as that horizontal ball mill is unable to reach levigate granularity d97≤10 μm for a long time；Meanwhile securing plate is arranged in cylinder and reinforces to separation structure by the present invention, so that separation structure is kept normal and separates form, can be improved the intensity of separation structure, grinding efficiency is effectively ensured.
Description
Technical field
The present invention relates to horizontal ball mill technical fields, relate generally to the grinding technics and sand cylinder of a kind of horizontal ball mill
Body structure.
Background technique
Horizontal ball mill is that a kind of collection broken, grinding, classification are transported in integrated milling industry ideal equipment, can be answered extensively
For industries such as cement, electric power, building materials, material industry, nonmetallic ores, for blocky, graininess and powder raw material to be worn into institute
It is required that the granular material of granularity.
Currently, substantially having the device and method of following several production superfines in China:
Vertical pulverizer, feature are that yield is big, and the grain graininess of grinding is at 45~150 μm, but further levigate difficulty pole
Greatly.
Raymond mill, feature is the grain graininess of finished product at 10~150 μm, but limits throughput.
Overlength horizontal ball mill, the grain graininess of grinding is at 45~150 μm.
In addition, there are also the schemes that 2 horizontal mills are carried out to series connection synchronous working, it is therefore an objective to extend milling time, and it is upper
The principle for stating overlength horizontal ball mill is almost the same, but the granularity of abrasive grains is at 45~150 μm.
In summary, Raymond mill can satisfy fineness requirement, but underproduce；Vertical pulverizer and the horizontal ball milling of overlength
Machine can satisfy output demand, but fineness can only achieve 45 μm.Therefore, how guarantee 30 tons/when yield under the premise of, will be thin
It is a problem to be resolved that degree, which is promoted to 10 μm,.Granularity as referred to herein is the cumulative particle sizes of sample, is indicated with D97,
Specifically mean that the cumulative particle sizes distribution number an of sample reaches partial size corresponding when 97%, its physical significance is that partial size is small
Particle in it accounts for 97%.
For this problem, it is desirable to there is method solution, so that the granularity of grinding technics particle is more able to satisfy people
Demand, the efficiency of grinding also greatly improves.Therefore in view of the deficienciess of the prior art, need to propose more reasonable skill
Art scheme solves the technical problems existing in the prior art.
Summary of the invention
The present invention provides a kind of grinding technics of horizontal ball mill, it is therefore intended that the abrasive body in adjustment horizontal ball mill
Gradation and abrasive body accommodating position so that the abrasive body in ball mill is able to maintain good initial grinding state, through ball milling
The granularity of material particles after machine grinding is smaller, reaches higher standard.
In order to realize said effect, the technical scheme adopted by the invention is as follows:
A kind of grinding technics of horizontal ball mill, comprising:
The cylinder of ball mill is separated into several sub- compartments, is provided with interconnected gap between adjacent sub- compartment；?
The abrasive body of four kinds of sizes of setting in every sub- compartment；
Securing plate is set in sub- compartment, securing plate is bonded the inner tube wall of cylinder, and securing plate axial traction tightening every
Two side bulkheads in storehouse；
Raw material is inputted into cylinder, rotating cylinder is ground, and the material of d97≤10 μm is obtained.
It can learn, when carrying out material processing using horizontal ball mill, to obtain the sufficiently small material of granularity, need
Meet following two primary condition: guaranteeing sufficiently large impact force and sufficiently high hit probability.Wherein, horizontal ball mill utilizes
Cast and decline movement of the abrasive body in cylinder hits material, material is smashed, so that the granularity of material be made constantly to reduce；Meanwhile foot
It is enough to hit so that most even all of materials are crashed to pieces.Reach two above-mentioned primary conditions, using pair
The size level answered be i.e. it is necessary to, wherein the abrasive body of larger size provides sufficiently large impact force, and smaller size is ground
Mill body provides sufficiently high hit probability, and the material smashed by large scale abrasive body is continued to smash, reaches smaller particle
Degree.
Meanwhile the grading distribution scheme that is used in traditional abrasive body and unreasonable, cause during barrel body rotation, it is larger
The abrasive body of size point is concentrated to the both ends of cylinder to be flowed, and the abrasive body point of smaller size is concentrated to the middle position of cylinder to flow
Dynamic, the abrasive body direction of motion caused by the position of this abrasive body is lacked of proper care is unbalance, so that large-sized abrasive body is difficult to provide foot
Enough impact forces, the abrasive body of small size are also difficult to provide the impact event of high probability, directly reduce the efficiency of grinding.
For this purpose, the present invention reasonably optimizes the very little ruler cooperation of abrasive body, following feasible scheme is enumerated, it is described
The steel ball or steel column, diameter that abrasive body includes the steel ball that diameter is 36~44mm or steel column, diameter are 18~22mm be 12~
The steel ball or steel column and diameter of 16mm is the steel ball or steel column of 8~10mm.Using the abrasive body of this size, when barrel body rotation, is big
The abrasive body of small size keeps good relative position, is not in maintain fabulous grinding efficiency the phenomenon that running helter-skelter.
Further, the size of the abrasive body for gradation is disclosed only in above scheme, specific every kind of size is ground
The quantity of mill body will also will affect the efficiency of grinding, and the present invention optimizes this, and enumerate following feasible scheme: described is straight
Diameter is that the steel ball of 36~44mm or steel column quantity account for the 9%~11% of abrasive body total quantity, steel ball that diameter is 18~22mm or
Steel column quantity accounts for the 18%~22% of abrasive body total quantity, and diameter is that the steel ball of 12~16mm or steel column quantity account for abrasive body sum
The 27%~33% of amount, diameter are that the steel ball of 8~10mm or steel column quantity account for the 36%~44% of abrasive body total quantity.
Further, in the quantitative range of each size abrasive body disclosed above, a kind of preferred scheme is enumerated: described
Abrasive body include that steel ball that diameter is 40mm or steel column and quantity account for the 10% of abrasive body total quantity, diameter is the steel ball of 20mm
Or steel column and quantity account for the 20% of abrasive body total quantity, the steel ball or steel column and quantity that diameter is 14mm account for abrasive body total quantity
30%, the steel ball or steel column and quantity that diameter is 9mm account for the 40% of abrasive body total quantity.
It is above grinding technics provided by the invention, by the gradation of setting abrasive body, and by separating sub- compartment
Mode limit the flow direction of abrasive body, greatly ensure that hair impact large impact power and high hit probability that abrasive body provides, mention
The high grinding efficiency of ball mill.
On the basis of above-mentioned technique, the present invention also provides a kind of grinding cylinder structures of horizontal ball mill, it is therefore intended that
The material particles granularity for grinding ball mill is smaller, while guaranteeing enough yield.
In order to realize the above technical effect, scheme of the present invention is:
A kind of grinding cylinder structure of horizontal ball mill, can be used for realizing in upper technical solution by the grinding cylinder structure
Disclosed grinding technics is arranged at intervals in cylinder along cylinder trend specifically, the grinding cylinder structure includes cylinder
The inner wall fitting of several separation structures, cylinder is provided with several securing plates, passes through supporting element between two neighboring separation structure
It is connected and fixed；The inner wall of the edge fitting cylinder of the separation structure, adjacent separation structure surrounds sub- compartment, and separates knot
Structure is equipped with the gap for being connected to two neighboring sub- compartment.
Grinding cylinder structure disclosed above, internal multiple sub- compartments are used to accommodating abrasive body and carry out grinding for raw material
Mill.When the cylinder rotates, the abrasive body in every sub- compartment is left with barrel body rotation, during leaving both to raw material into
Row squeezes, rubs, and also hits to raw material, to realize raw material is levigate.
Further, refinement description is carried out to separation structure disclosed in above-mentioned technical side's scheme, specifically, enumerating as follows
Feasible scheme: the separation structure includes the liner plate of several successively splits, and the top of the liner plate is towards in cylinder
Mandrel, the inner wall of the bottom fitting cylinder of liner plate, the both sides of the edge of liner plate are all connected with adjacent liner plates, point that several liner plates piece together
Every structure by the interior separations of cylinder.
Further, the raw material in sub- compartment is ground reach corresponding grain graininess after, can be arrived by separation structure
It continues to grind up to adjacent sub- compartment, therefore, separation structure allows the raw material of certain granules granularity to pass through, specifically, to lining
Plate is optimized to realize said effect: the gap passed through for material is provided on the liner plate.
Preferably, the gap on liner plate can be strip, can also be the structures such as arc, fold-line-shaped and aperture.
Further, liner plate is arranged in cylinder, realizes the partition in space in cylinder, for the company for reinforcing liner plate and cylinder
Intensity is connect, the present invention optimizes the connection structure of liner plate, specifically enumerates following feasible scheme: the bottom of the liner plate
It is provided with structural slab, structural slab is bonded fixation with the inner wall of cylinder.
Preferably, the liner plate includes ontology, and the gap is located on ontology, and the structural slab is arranged in ontology
Bottom margin at；The width of the body bottom portion is greater than the width at the top of mainboard, is provided with bulge-structure at the top of ontology, convex
It rises and is provided with through-hole at structure.Meanwhile the lower edge of the ontology is arc, structural slab is to move towards along body lower part edge
The arc panel of setting.For the split convenient for adjacent liner plates, the two sides of the ontology are symmetrically arranged inclined straight sides.
Further, after the liner plate split surrounds separation structure, hole is formed at the center of separation structure, it is described
Barrier plate is set on separation structure, and hole is covered and closed by barrier plate.The effect of barrier plate is to make separation structure to steel ball shape
Stop at complete, avoids the gap of hole is excessive steel ball is caused to wear storehouse.
Further, due to being provided with barrier plate in above scheme, the hole among separation structure is covered, when material arrives
When on up to barrier plate, barrier plate should not also influence can be by material normal through therefore optimizing, lift to the structure of barrier plate
Following feasible scheme out: the pore structure passed through for material is provided on the barrier plate.The pore structure
Effect is identical as the effect in the gap on liner plate, and pore structure can also be used and the same or similar strip in gap, arc
Or bent gap.
Further, its top area is covered since corresponding barrier plate is arranged after liner plate progress split, accordingly to resistance
The connection relationship of baffle and liner plate optimizes, and enumerates following feasible scheme: setting in the through hole of the liner plate bodies top
Fastener is set, the barrier plate is fixed to separation structure by fastener.
Further, connection structure is set in the securing plate, securing plate is connected and fixed by connection structure and cylinder.
The meaning that securing plate is arranged is that abrasive body does cast and decline movement in cylinder, inevitably occurs and separates knot
The collision of structure, and separation structure is by multiple liner plate splits, the shock of abrasive body may cause liner plate and occur to deviate, turn round
Song causes the separation of cylinder to be disturbed, and is directly connected to, cannot be obstructed between adjacent sub- compartment to steel ball.Therefore, setting adds
Solid plate carries out drawing fixation to separation structure, can effectively keep the form of separation structure, maintain the segregation of separation structure.
Securing plate is arranged, and there are also other effects: it is intracorporal in cylinder to increase abrasive body for the motion profile of adjustable abrasive body
Friction and shock number, promote levigate effect.
Preferably, the securing plate includes plate body, and reinforcer, the reinforcer and support are provided in the plate face of plate body
Part connection, reinforcer are used to enhance supporting element to the supporting role of separation structure and keep the intensity of supporting element；The connection
Structure setting is provided with connecting hole or link slot with connection structure cooperation at the side edge of plate body, and on cylinder.As can
Capable selection, the connection structure may be configured as it is detachable, may be alternatively provided as and plate body be integrally formed formula.
Further, as feasible selection, the connection structure is rod piece, and one end connect solid with securing plate plate body
Fixed, the other end passes perpendicularly through the inner wall of cylinder.
Further, as feasible selection, several securing plates successively connect, and securing plate side edge is provided with pair
The hole that connects answered, plug connector is provided in the hole that connects, and two adjacent securing plates are connected fastening, made several by the plug connector
Securing plate is steadily fitted in the inner wall of cylinder, and the inner wall of cylinder is completely covered.The meaning being arranged in this way is, passes through
Securing plate protects the inner wall of cylinder, and leaving for abrasive body is avoided to damage the inner wall of cylinder, and extend cylinder uses the longevity
Life.
Further, the securing plate in above-mentioned technical proposal is optimized, securing plate is more bonded surface of cylinder's inboard wall, to cylinder
The protecting effect of body is better, therefore does following optimization: the securing plate is arc panel.
Compared with prior art, the invention has the benefit that
1. by setting multiple sub- compartments for cylinder, the abrasive body of four kinds of sizes is arranged in the present invention in every sub- compartment
Cooperated, big impact force can be provided, be also able to satisfy high hit probability, greatly reduced the granularity of grinding material, mention
The high efficiency of grinding.
2. liner plate is arranged in the present invention in cylinder, and is reinforced by securing plate, separation structure is made to be kept for normal point
Every form, it can be improved the intensity of separation structure, grinding efficiency be effectively ensured.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings only shows section Example of the invention, therefore is not to be taken as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the schematic cross-sectional view of grinding cylinder；
Fig. 2 is the schematic cross-sectional view of grinding cylinder；
Fig. 3 is the structural schematic diagram of separation structure；
Fig. 4 is the structural schematic diagram that barrier plate is arranged on separation structure；
Fig. 5 is schematic diagram when facing liner plate；
Structural schematic diagram when Fig. 6 is side view liner plate；
Fig. 7 is structural schematic diagram when overlooking liner plate；
Fig. 8 is a kind of enforceable structural schematic diagram of securing plate；
Fig. 9 is another enforceable structural schematic diagram of securing plate；
Figure 10 is another enforceable structural schematic diagram of securing plate；
Figure 11 is another enforceable structural schematic diagram of securing plate；
Figure 12 is another enforceable structural schematic diagram of securing plate；
Figure 13 is the flow diagram of grinding technics.
In above-mentioned attached drawing, the corresponding meaning of each label are as follows: 1, cylinder；101, sub- compartment；2, separation structure；4, securing plate；
401, plate body；402, connection structure；5, supporting element；6, liner plate；601, ontology；602, gap；603, structural slab；7, barrier plate；
8, reinforcer；9, connect hole.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is further elaborated.It should be noted that for this
The explanation of a little way of example is used to help understand the present invention, but and does not constitute a limitation of the invention.It is disclosed herein specific
Structure and function details is only used for description example embodiments of the present invention.However, this hair can be embodied with many alternative forms
It is bright, and be not construed as limiting the invention in embodiment set forth herein.
It will be appreciated that though term first, second etc. can be used herein to describe various units, these units are not answered
When being limited by these terms.These terms are only used to distinguish a unit and another unit.Such as it can be single by first
Member is referred to as second unit, and similarly second unit can be referred to as first unit, real without departing from example of the invention
Apply the range of example.
It should be appreciated that the terms "and/or", only a kind of incidence relation for describing affiliated partner, expression can be with
There are three kinds of relationships, for example, A and/or B, can indicate: individualism A, individualism B exist simultaneously tri- kinds of situations of A and B,
The terms "/and " are to describe another affiliated partner relationship, indicate may exist two kinds of relationships, can be with for example, A/ and B
Indicate: two kinds of situations of individualism A, individualism A and B, in addition, character "/" herein, typicallying represent forward-backward correlation object is
A kind of "or" relationship.
Terms used herein are only used for description specific embodiment, and are not intended to limitation example embodiments of the present invention.
As it is used herein, singular "a", "an" and "the" is intended to include plural form, unless context is explicitly indicated
Contrary.It should also be understood that term " includes ", " including ", "comprising", and/or " containing " are as used herein,
Specified stated feature, integer, step, operation, unit and/or component existence, and be not excluded for it is one or more its
His feature, quantity, step, operation, unit, component and/or their combination existence or increase.
It will be further noted that the function action occurred may be with the sequence of attached drawing appearance in some alternative embodiments
It is different.For example, depending on substantially being executed concurrently in related function action, or sometimes can be with
Opposite sequence executes continuously show two figures.
Specific details is provided, in the following description in order to which example embodiment is understood completely.However, ability
Domain those of ordinary skill is it is to be understood that implementation example embodiment without these specific details.Such as it can be
System is shown in block diagram, to avoid with unnecessary details come so that example is unclear.It in other embodiments, can not be with non-
Necessary details shows well-known process, structure and technology, to avoid making example embodiment unclear.
Embodiment 1
As shown in figure 13, present embodiment discloses a kind of grinding technics of horizontal ball mill, comprising:
The cylinder of ball mill is separated into several sub- compartments, is provided with interconnected gap between adjacent sub- compartment；?
The abrasive body of four kinds of sizes of setting in every sub- compartment；
Securing plate is set in sub- compartment, securing plate is bonded the inner tube wall of cylinder, and securing plate axial traction tightening every
Two side bulkheads in storehouse；
Raw material is inputted into cylinder, rotating cylinder is ground, and the material of d97≤10 μm is obtained.
In the present embodiment, the length of used cylinder is 16m, internal diameter 2.4m, and the length according to every sub- compartment is
0.5m setting, entire cylinder can be divided into 32 sub- compartments.
It can learn, when carrying out material processing using horizontal ball mill, to obtain the sufficiently small material of granularity, need
Meet following two primary condition: guaranteeing sufficiently large impact force and sufficiently high hit probability.Wherein, horizontal ball mill utilizes
Cast and decline movement of the abrasive body in cylinder hits material, material is smashed, so that the granularity of material be made constantly to reduce；Meanwhile foot
It is enough to hit so that most even all of materials are crashed to pieces.Reach two above-mentioned primary conditions, using pair
The size level answered be i.e. it is necessary to, wherein the abrasive body of larger size provides sufficiently large impact force, and smaller size is ground
Mill body provides sufficiently high hit probability, and the material smashed by large scale abrasive body is continued to smash, reaches smaller particle
Degree.
Meanwhile the grading distribution scheme that is used in traditional abrasive body and unreasonable, cause during barrel body rotation, it is larger
The abrasive body of size point is concentrated to the both ends of cylinder to be flowed, and the abrasive body point of smaller size is concentrated to the middle position of cylinder to flow
Dynamic, the abrasive body direction of motion caused by the position of this abrasive body is lacked of proper care is unbalance, so that large-sized abrasive body is difficult to provide foot
Enough impact forces, the abrasive body of small size are also difficult to provide the impact event of high probability, directly reduce the efficiency of grinding.
For this purpose, the present embodiment reasonably optimizes the very little ruler cooperation of abrasive body, following feasible scheme is enumerated, it is described
Abrasive body include the steel ball that diameter is 36~44mm or the steel ball or steel column, diameter that steel column, diameter are 18~22mm be 12~
The steel ball or steel column and diameter of 16mm is the steel ball or steel column of 8~10mm.Using the abrasive body of this size, when barrel body rotation, is big
The abrasive body of small size keeps good relative position, is not in maintain fabulous grinding efficiency the phenomenon that running helter-skelter.
The size of the abrasive body for gradation is disclosed only in above scheme, the quantity of the abrasive body of specific every kind of size
Also the efficiency of grinding will be will affect, the present embodiment optimizes this, enumerate following feasible scheme: the diameter is 36~
The steel ball or steel column quantity of 44mm accounts for the 9%~11% of abrasive body total quantity, and diameter is the steel ball or steel column quantity of 18~22mm
The 18%~22% of abrasive body total quantity is accounted for, diameter is that the steel ball of 12~16mm or steel column quantity account for the 27% of abrasive body total quantity
~33%, diameter is that the steel ball of 8~10mm or steel column quantity account for the 36%~44% of abrasive body total quantity.
As a kind of specific selection, in the quantitative range of each size abrasive body disclosed above, the present embodiment is passed the imperial examinations at the provincial level
A kind of preferred scheme out: the abrasive body includes the steel ball that diameter is 40mm or steel column and quantity accounts for abrasive body total quantity
10%, the steel ball or steel column and quantity that diameter is 20mm account for the 20% of abrasive body total quantity, and diameter is the steel ball or steel column of 14mm
And quantity accounts for the 30% of abrasive body total quantity, the steel ball or steel column and quantity that diameter is 9mm account for the 40% of abrasive body total quantity.
As another specific selection, in the quantitative range of each size abrasive body disclosed above, in the present embodiment
Enumerate a kind of preferred scheme: the abrasive body includes the steel ball that diameter is 40mm or steel column and quantity accounts for abrasive body total quantity
10%, diameter is the steel ball of 25mm or steel column and quantity account for the 20% of abrasive body total quantity, and diameter is the steel ball or steel of 12mm
Column and quantity account for the 30% of abrasive body total quantity, and the steel ball or steel column and quantity that diameter is 8mm account for the 40% of abrasive body total quantity.
Above be grinding technics provided in this embodiment, by be arranged abrasive body gradation, and by separate son every
The mode in storehouse limits the flow direction of abrasive body, greatly ensure that hair impact large impact power and high hit probability that abrasive body provides,
Improve the grinding efficiency of ball mill.
In specific application, the fine minerals such as flyash, the S130 miberal powder of d97≤10 μm can be mass produced out to mix
Close material.
By taking flyash as an example, one ton of cement of every production can consume 1.3 tons of lime stones, 200 kilograms of coals, 80 degree of electricity, arrange simultaneously
Put pernicious gases and the particles such as 0.8 ton of carbon dioxide and a large amount of sulfur dioxide, dust.According to the cement total output that China is annual
It calculates, the Dust Capacity and exhausted air quantity that China is discharged by manufacture of cement to atmosphere every year at present are respectively as follows: all kinds of dust about 13,300,000
Ton；Exhaust gas discharge aspect, the CO discharged every year into atmosphere2About 200,000,000 tons；SO2About 1,000,000 tons of discharge amount；NO2Discharge amount 1.3 ×
106~1.6 × 106m3。
Because flyash belongs to industrial waste, admixture use can be used as in concrete, still, all the time, because
It is difficult to break through d97≤45 μm always for the fineness of flyash, the use ratio of cementitious material is former generally 25% in concrete
Because being flyash ratio once improving, the intensity before concrete 28 days will be reduced.
In this specific application, using technique disclosed in the present embodiment, so that it may produce d97≤10 μm on a large scale
Superfined flyash, the ratio of the coal ash instead cement of such fineness can rise with large scale, reach 50%, can not only protect
Card even improves concrete strength, and can reduce entreprise cost, improves the crack resistance, mobility, durability of concrete.It is false
If therefore the whole nation can be doubled using flyash industrial waste, only at cement industry one, so that it may reduce general
100,000,000 tons of cement discharge amount of exhaust gas.
Embodiment 2
Present embodiment discloses a kind of grinding cylinder structures of horizontal ball mill, it is therefore intended that the material for grinding ball mill
Grain graininess is smaller, while guaranteeing enough yield.
As shown in Fig. 1~Figure 12, a kind of grinding cylinder structure of horizontal ball mill can be used for by the grinding cylinder structure
Grinding technics disclosed in technical solution in realization, specifically, the grinding cylinder structure includes cylinder, cylinder is interior along cylinder
Body trend is arranged at intervals with several separation structures 2, and the inner wall fitting of cylinder is provided with several securing plates 4, two neighboring separation
It is connected and fixed between structure 2 by supporting element 5；The inner wall of the edge fitting cylinder of the separation structure 2, adjacent separation knot
Structure 2 surrounds sub- compartment 101, and separation structure 2 is equipped with the gap 602 for being connected to two neighboring sub- compartment 101.
Grinding cylinder structure disclosed above, internal multiple sub- compartments 101 are used to accommodating abrasive body and carry out raw material
Grinding.When cylinder 1 rotates, the abrasive body in every sub- compartment 101 is left as cylinder 1 rotates, during leaving
Both raw material squeezed, rubbed, also raw material was hit, to realize raw material is levigate.
Refinement description is carried out to separation structure 2 disclosed in above-mentioned technical side's scheme, specifically, enumerating following feasible side
Case: the liner plate 6 of the separation structure 2 including several successively splits, the top of the liner plate 6 towards cylinder central axis,
The inner wall of the bottom fitting cylinder of liner plate 6, the both sides of the edge of liner plate 6 are all connected with adjacent liner plates 6, point that several liner plates 6 piece together
Every structure 2 by the interior separations of cylinder.
Raw material in sub- compartment 101 is ground reach corresponding grain graininess after, can be reached by separation structure 2 adjacent
Sub- compartment 101 continue to grind, therefore, separation structure 2 allow certain granules granularity raw material pass through, specifically, to liner plate 6
It optimizes to realize said effect: being provided with the gap 602 passed through for material on the liner plate 6.
Specifically, the gap 602 on liner plate 6 can be strip, it can also be the structures such as arc, fold-line-shaped and aperture.
Liner plate 6 is arranged in cylinder 1, realizes the partition in space in cylinder 1, strong to reinforce liner plate 6 and the connection of cylinder 1
Degree, the present embodiment optimize the connection structure of liner plate 6, specifically enumerate following feasible scheme: the bottom of the liner plate 6
It is provided with structural slab 603, structural slab 603 is bonded fixation with the inner wall of cylinder.
Specifically, the liner plate 6 includes ontology 601, the gap 602 is located on ontology 601, the structural slab
603 are arranged at the bottom margin of ontology 601；The width of 601 bottom of ontology is greater than the width at the top of mainboard, ontology 601
Top be provided with bulge-structure, be provided with through-hole at bulge-structure.Meanwhile the lower edge of the ontology 601 is arc,
Structural slab 603 is the arc panel that setting is moved towards along 601 lower edge of ontology.For the split convenient for adjacent liner plates 6, the ontology
601 two sides are symmetrically arranged inclined straight sides.
In specific application process, the ontology may also be configured to the structures such as triangle, trapezoidal, arch；This is in order to mention
High intensity, settable transverse bar on ontology, avoids ontology from deforming.
After 6 split of liner plate surrounds separation structure 2, hole, the separation knot are formed at the center of separation structure 2
Barrier plate 7 is set on structure 2, and hole is covered and closed by barrier plate 7.The effect of barrier plate 7 is to form separation structure 2 to steel ball
It is complete to stop, avoid the gap of hole is excessive steel ball is caused to wear storehouse.
Due to being provided with barrier plate 7 in above scheme, the hole among separation structure 2 is covered, is stopped when material reaches
When on plate 7, barrier plate 7 should not also influence can be by material normal through therefore optimizing, enumerate to the structure of barrier plate 7
Following feasible scheme: the pore structure passed through for material is provided on the barrier plate 7.The work of the pore structure
With identical as the effect in gap 602 on liner plate 6, and pore structure can also be used with the same or similar strip in gap 602,
Arc or bent gap.
Cover its top area since liner plate 6 carries out corresponding barrier plate 7 is arranged after split, accordingly to barrier plate 7 with
The connection relationship of liner plate 6 optimizes, and enumerates following feasible scheme: being arranged in the through hole at 6 ontology of liner plate, 601 top
The barrier plate 7 is fixed to separation structure 2 by fastener, fastener.
Connection structure 3 is set in the securing plate, and securing plate 4 is connected and fixed by connection structure and cylinder.
The meaning that securing plate 4 is arranged is that abrasive body does cast and decline movement in cylinder 1, inevitably occurs and separates
The collision of structure 2, and separation structure 2 is by multiple 6 splits of liner plate, the shock of abrasive body may cause liner plate 6 and occur partially
From, distortion, cause the separation of cylinder to be disturbed, be directly connected to, steel ball cannot be obstructed between adjacent sub- compartment 101.Cause
This, setting securing plate 4 carries out drawing fixation to separation structure 2, can effectively keep the form of separation structure 2, maintains separation structure 2
Segregation.
Securing plate is arranged, and there are also other effects: it is intracorporal in cylinder to increase abrasive body for the motion profile of adjustable abrasive body
Friction and shock number, promote levigate effect.
Specifically, the securing plate 4 includes plate body 401, reinforcer, the reinforcement are provided in the plate face of plate body 401
Part is connect with supporting element 5, and reinforcer is used to enhance supporting element 5 to the supporting role of separation structure and keeps the intensity of supporting element；
The connection structure is set at the side edge of plate body, and is provided on cylinder and the connecting hole of connection structure cooperation or connection
Slot.
As feasible selection, the supporting element 5 is rod piece, and supporting element 5 extends along the length direction of cylinder, one end
Separation structure 2 at one are pushed against, the other end pushes against adjacent another place's separation structure 2；The reinforcer is perpendicular to securing plate 4
And it is connected and fixed with supporting element 5.
As feasible selection, the connection structure may be configured as it is detachable, may be alternatively provided as with plate body one at
Pattern.
In the present embodiment, the connection structure be can be used such as flowering structure:
Bolt arrangement is connected, plate body is fixed to cylinder by connection bolt by the setting connection bolt in the plate face of plate body 401
The inner wall of body.It is corresponding, when using connection bolt arrangement, blocked hole is set on the wall surface of cylinder.
Vertical card adapter plate is arranged at the plate face side edge of plate body 401 in card adapter plate structure, by card adapter plate by plate body 401
It is connected to surface of cylinder's inboard wall.It is possible that the card adapter plate can be used diversified forms, including it is triangular plate, square plate, trapezoidal
Plate, arc panel etc..It is corresponding, when using card adapter plate structure, clamping groove is set on the wall surface of cylinder.
As feasible selection, several securing plates 4 successively connect, and one of which connects mode are as follows: securing plate side
It is provided with the corresponding hole that connects at side, plug connector is provided in the hole that connects, the plug connector connects two adjacent securing plates
Fastening is connect, wherein bolt can be used in plug connector, so that several securing plates is steadily fitted in the inner wall of cylinder, by the inner wall of cylinder
Face completely covers.The meaning being arranged in this way is, the inner wall of cylinder is protected by securing plate, avoids leaving to cylinder for abrasive body
Inner wall damage, extend the service life of cylinder.
Securing plate in above-mentioned technical proposal is optimized, securing plate is more bonded surface of cylinder's inboard wall, the protection to cylinder
Effect is better, therefore does following optimization: the securing plate 4 is arc panel.
Above is the embodiment that the present invention enumerates, but the present invention is not limited to above-mentioned optional embodiment, not
In the case where contradicting, above-mentioned technical characteristic can carry out any combination and obtain new technical solution, and those skilled in the art can
Other numerous embodiments are obtained according to the mutual any combination of aforesaid way, anyone can obtain it under the inspiration of the present invention
His various forms of embodiments.Above-mentioned specific embodiment should not be understood the limitation of pairs of protection scope of the present invention, this hair
Bright protection scope should be subject to be defined in claims, and specification can be used for interpreting the claims.
Claims (10)
1. a kind of grinding technics of horizontal ball mill characterized by comprising
The cylinder of ball mill is separated into several sub- compartments (101), is provided with interconnected sky between adjacent sub- compartment (101)
Gap；The abrasive body of four kinds of sizes of setting in every sub- compartment (101)；
Securing plate, the inner tube wall of securing plate fitting cylinder, and the sub- compartment of securing plate axial traction tightening are set in sub- compartment
Two side bulkheads；
Raw material is inputted into cylinder, rotating cylinder is ground, and the material of granularity d97≤10 μm is obtained.
2. the grinding technics of horizontal ball mill according to claim 1, it is characterised in that: the abrasive body includes diameter
The steel ball or steel column that the steel ball or steel column, diameter that steel ball or steel column, diameter for 36~44mm are 18~22mm are 12~16mm
The steel ball or steel column for being 8~10mm with diameter.
3. the grinding technics of horizontal ball mill according to claim 2, it is characterised in that: the diameter is 36~44mm
Steel ball or steel column quantity account for the 9%~11% of abrasive body total quantity, diameter is that the steel ball of 18~22mm or steel column quantity are accounted for and ground
The 18%~22% of mill body total quantity, diameter be 12~16mm steel ball or steel column quantity account for abrasive body total quantity 27%~
33%, diameter is that the steel ball of 8~10mm or steel column quantity account for the 36%~44% of abrasive body total quantity.
4. the grinding technics of horizontal ball mill according to claim 2, it is characterised in that: the abrasive body includes diameter
The 10% of abrasive body total quantity is accounted for for the steel ball or steel column and quantity of 40mm, the steel ball or steel column and quantity that diameter is 20mm are accounted for and ground
The 20% of mill body total quantity, the steel ball or steel column and quantity that diameter is 14mm account for the 30% of abrasive body total quantity, and diameter is 9mm's
Steel ball or steel column and quantity account for the 40% of abrasive body total quantity.
5. the grinding cylinder structure of a kind of horizontal ball mill, applied to grinding work described in any one of the claims 1~4
Skill, it is characterised in that: including cylinder, is sequentially arranged at intervals with several separation structures (2) along cylinder trend in cylinder, cylinder it is interior
Wall surface fitting is provided with several securing plates (4), is connected and fixed between two neighboring separation structure (2) by supporting element (5)；It is described
Separation structure (2) edge fitting cylinder inner wall, adjacent separation structure (2) surrounds sub- compartment, and on separation structure (2)
Equipped with the gap (602) for being connected to two neighboring sub- compartment.
6. the grinding cylinder structure of horizontal ball mill according to claim 5, it is characterised in that: the separation structure
(2) include several successively splits liner plate (6), central axis of the top of the liner plate (6) towards cylinder, the bottom of liner plate (6)
Portion is bonded the inner wall of cylinder, and the both sides of the edge of liner plate (6) are all connected with adjacent liner plates (6), the separation knot that several liner plates (6) piece together
Structure (2) is by the interior separations of cylinder.
7. the grinding cylinder structure of horizontal ball mill according to claim 6, it is characterised in that: the liner plate (6)
Bottom is provided with structural slab (603), and structural slab (603) is bonded fixation with the inner wall of cylinder.
8. the grinding cylinder structure of horizontal ball mill according to claim 6, it is characterised in that: the liner plate (6) is spelled
After being encircled into separation structure (2), hole is formed at the center of separation structure (2), barrier plate is arranged on (2) in the separation structure
(7), hole is covered and is closed by barrier plate (7).
9. the grinding cylinder structure of horizontal ball mill according to claim 5, it is characterised in that: the securing plate (4)
Upper setting connection structure (402), securing plate (4) are connected and fixed by connection structure (402) with cylinder.
10. the grinding cylinder structure of horizontal ball mill according to claim 5, it is characterised in that: the supporting element (5)
Both ends be respectively connected to separation structure at one (2), in the securing plate (4) setting with supporting element (5) connection reinforcement part.
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| CN201910576912.6A CN110152804B (en) | 2019-06-28 | 2019-06-28 | Grinding process of horizontal ball mill and grinding cylinder structure |
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| CN201910576912.6A CN110152804B (en) | 2019-06-28 | 2019-06-28 | Grinding process of horizontal ball mill and grinding cylinder structure |
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| CN110152804B CN110152804B (en) | 2021-04-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756071A (en) * | 2021-01-26 | 2021-05-07 | 江西龙正科技发展有限公司 | Novel ultra-high strength concrete UHPC partition board |
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| CN2051135U (en) * | 1989-05-10 | 1990-01-17 | 诸暨磁性材料厂 | Wet continuous type ball mill |
| CN201308848Y (en) * | 2008-11-21 | 2009-09-16 | 山东省章丘鼓风机厂有限公司 | Compartment device of tube mill |
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| CN112756071A (en) * | 2021-01-26 | 2021-05-07 | 江西龙正科技发展有限公司 | Novel ultra-high strength concrete UHPC partition board |
| CN112756071B (en) * | 2021-01-26 | 2022-05-17 | 江西龙正科技发展有限公司 | Ultra-high strength concrete UHPC partition plate |
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|---|---|
| CN110152804B (en) | 2021-04-27 |
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