CN209735713U - Ring roller mill - Google Patents
Ring roller mill Download PDFInfo
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- CN209735713U CN209735713U CN201920432439.XU CN201920432439U CN209735713U CN 209735713 U CN209735713 U CN 209735713U CN 201920432439 U CN201920432439 U CN 201920432439U CN 209735713 U CN209735713 U CN 209735713U
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Abstract
The utility model relates to the technical field of crushing processing equipment, in particular to a ring roller mill, which comprises a cylinder body, a grading mechanism, a roller grinding mechanism and a driving mechanism; the grading mechanism comprises a grading motor and a grading wheel, the grading motor is arranged above the top cover of the barrel, a discharge hole is formed in the top cover of the barrel, and a power output shaft of the grading motor penetrates through the discharge hole to be connected with the grading wheel; the grinding roller mechanism comprises a grinding wheel assembly and a rotating main shaft, the grinding wheel assembly comprises a grinding wheel support and at least two grinding wheels, the grinding wheel support is sleeved on the side wall of the rotating main shaft, an accommodating groove is formed in the outer circumferential side wall of the grinding wheel support, and the grinding wheels are pivotally arranged in the accommodating groove through independent hinge pins; the driving mechanism is used for driving the rotating main shaft of the grinding roller mechanism to rotate. In this scheme the grinding wheel in the emery wheel subassembly all can independently operate to guarantee that the grinding support atress is even, make smooth and easy going on of grinding motion, improve the crushing grinding efficiency and the grinding effect of material.
Description
Technical Field
The utility model relates to a shredding equipment technical field especially relates to a ring roller mill.
Background
the ring roller mill crushes materials by adopting the principles of impact, rolling and grinding. The method has the advantages of simple operation, easy maintenance, durable equipment, low price of complete equipment and relatively low manufacturing and using cost, so the method is widely applied to the field of crushing and processing of non-metallic ores, in particular to crushing and processing of materials such as heavy calcium, kaolin, talc, wollastonite, barite, feldspar and the like.
The grinding assembly in a grinding roller mechanism in the prior ring roller mill is generally of a multilayer structure, a plurality of grinding wheels are arranged in the same vertical direction and are connected by using the same grinding pin shaft, so that the grinding wheels in the same vertical direction move in a connecting way in the grinding process of the mill, when materials are relatively concentrated in a region, the grinding wheels are interfered by each other, the grinding motion is easy to cause unsmooth, the stress of a grinding wheel support is seriously uneven, and the grinding efficiency of the materials is low; and when a grinding wheel damages, need demolish all grinding wheels of same vertical direction, complex operation, maintenance inefficiency. In addition, the existing ring roller mill also has the problems of uneven distribution of grinding materials, large working vibration, high energy consumption and low powder grading efficiency.
disclosure of Invention
therefore, a ring roller mill is needed to be provided, so that the problems that mutual movement interference of grinding wheels occurs in the existing ring roller mill, the grinding movement is not smooth easily, the stress of a grinding wheel support is seriously uneven, and the grinding efficiency of materials is low are solved.
in order to achieve the above object, the inventors provide a ring roller mill comprising a cylinder, a classifying mechanism, a roller mechanism and a driving mechanism;
The grading mechanism comprises a grading motor and a grading wheel, the grading motor is arranged above the top cover of the cylinder body, a discharge hole is formed in the top cover of the cylinder body, and a power output shaft of the grading motor penetrates through the discharge hole to be connected with the grading wheel;
The grinding roller mechanism comprises a grinding wheel assembly and a rotating main shaft, the grinding wheel assembly comprises a grinding wheel support and at least two grinding wheels, the grinding wheel support is sleeved on the side wall of the rotating main shaft, an accommodating groove is formed in the outer circumferential side wall of the grinding wheel support, and the grinding wheels are pivotally arranged in the accommodating groove through independent hinge pins;
The driving mechanism is used for driving the rotating main shaft of the grinding roller mechanism to rotate.
As the utility model discloses a preferred structure, including at least two sets of mutually independent emery wheel subassemblies in the grinding roller mechanism, the emery wheel support of emery wheel subassembly all overlaps and locates on the rotating spindle lateral wall, the emery wheel support piles up the setting.
as a preferred structure of the utility model, be provided with first hole for hoist on the top surface of emery wheel support.
As a preferred structure of the utility model, be provided with the second hole for hoist on the terminal surface of independent round pin axle.
as a preferred structure of the utility model, the center department of grinding miller is provided with the mounting hole, independent round pin axle passes in the mounting hole is fixed in the storage tank with the grinding miller, it predetermines the clearance to have between mounting hole and the independent round pin axle.
As the utility model discloses a preferred structure, grinding roller mechanism still includes the grinding ring, the grinding ring encircles and sets up outside the emery wheel support, the grinding passageway on the grinding ring corresponds the setting with the grinding miller.
As the utility model discloses a preferred structure, the ring roller mill still includes feeding mechanism, feeding mechanism includes the conveying pipe, in the conveying pipe one end stretched into the barrel inner chamber, the unloading end of conveying pipe was located grinding roller mechanism top.
as a preferred structure of the utility model, the ring roller mill still includes the cloth dish, on the cloth dish was fixed in the rotating spindle, the cloth dish was located between the unloading end of grinding roller mechanism and conveying pipe.
As the utility model discloses a preferred structure, the ring roller mill still includes a mixed flow section of thick bamboo, the mixed flow section of thick bamboo encircles and sets up outside the classifying wheel, a plurality of mixed flow windows have been seted up on the mixed flow section of thick bamboo.
as a preferred structure of the utility model, on the mixed flow window evenly distributed and the section of thick bamboo wall of mixed flow section of thick bamboo, the mixed flow window is towards the hierarchical inner chamber of grader.
Different from the prior art, the technical scheme has the following advantages: the utility model relates to a ring roller mill, after the material got into the barrel inner chamber of ring roller mill, the rotatory main shaft that drives the grinding roller mechanism by actuating mechanism rotated, and then drives the emery wheel subassembly and smashes the grinding to the material, then carries the powder to grading mechanism department through the air current, and grading motor drives the grading wheel and carries out the material screening; wherein the grinding wheel all through the pivotable installation in emery wheel support storage tank of independent round pin axle among the emery wheel subassembly, and then make the equal independent operation of grinding wheel among the emery wheel subassembly to guarantee that the grinding support atress is even, make the smooth and easy going on of grinding motion, improve the crushing grinding efficiency and the grinding effect of material.
Drawings
FIG. 1 is a schematic perspective view of a ring roller mill according to an embodiment;
FIG. 2 is a schematic sectional structural view of a main view of a ring roller mill according to an embodiment;
FIG. 3 is one of schematic sectional structural diagrams of a front view of a grinding assembly of the ring roller mill according to the embodiment;
FIG. 4 is a second schematic sectional view of the grinding assembly of the ring roller mill according to the embodiment;
fig. 5 is a schematic sectional structural view of a front view of a material distribution plate of the ring roller mill according to the embodiment.
Description of reference numerals:
1. a barrel;
21. a grading motor; 22. a grading wheel;
31. a grinding wheel assembly;
311. A grinding wheel support; 3111. a first hoisting hole; 312. a grinding wheel; 313. an independent pin shaft; 3131. a second hoisting hole;
32. Rotating the main shaft;
41. A drive motor;
5. Presetting a gap;
6. Grinding a ring; 61. grinding the channel;
71. A feed pipe; 72. feeding a hopper;
8. A material distribution disc;
9. a mixing barrel;
10. A discharge elbow;
11. A base.
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 1 to 5, the present invention provides a ring roller mill, which is mainly used for grinding heavy calcium, kaolin, talc, wollastonite, barite, feldspar, etc. Specifically, the ring roller mill comprises a cylinder body 1, a grading mechanism, a roller grinding mechanism and a driving mechanism; the cylinder body 1 is used as a main body structure of the ring roller mill, and a grinding roller mechanism is accommodated in an inner cavity of the cylinder body 1 to be used as a grinding and grinding processing area of materials.
the grading mechanism is used for screening the ground qualified powder. Specifically, the grading mechanism comprises a grading motor 21 and a grading wheel 22, the grading motor 21 is arranged above a top cover of the cylinder 1, a discharge hole is formed in the top cover of the cylinder 1, and a power output shaft of the grading motor 21 penetrates through the discharge hole to be connected with the grading wheel 22 and is used for driving the grading wheel 22 to rotate so as to screen powder; preferably, the discharge hole is connected with a discharge elbow 10.
The grinding roller mechanism is used for grinding the materials fed into the inner cavity of the barrel body 1. Specifically, the grinding roller mechanism comprises a grinding wheel assembly 31 and a rotating main shaft 32, the grinding wheel assembly 31 comprises a grinding wheel support 311 and at least two grinding wheels 312, the grinding wheel support 311 is sleeved on the side wall of the rotating main shaft 32, an accommodating groove is formed in the outer circumferential side wall of the grinding wheel support 311, and the grinding wheels 312 are pivotally mounted in the accommodating groove through an independent pin shaft 313; the rotating spindle 32 is used for driving the grinding wheel assembly 31 to rotate for material grinding. The grinding wheels 312 in the single group of grinding wheel assemblies 31 are mounted and supported by an independent grinding wheel support 311, and each grinding wheel 312 is restrained and limited by an independent pin shaft 313, so that each grinding wheel independently moves in the grinding process of the ring roller mill, the movement rule of the grinding wheel is optimized, the positions of the grinding wheel support 311 are relatively uniformly stressed, mutual interference among the grinding wheels 312 is avoided, the grinding movement is smoothly carried out, and useless work is eliminated to further improve the grinding efficiency and the grinding effect. Specifically, an air inlet is formed in the side wall of the cylinder 1 below the grinding roller mechanism, so that high-speed airflow enters and drives the powder to flow to the grading wheel 22 for grading screening.
The driving mechanism is used for driving the rotating main shaft 32 of the grinding roller mechanism to rotate. Specifically, the driving mechanism includes a driving motor 41 and a transmission device, and the driving motor 41 and the rotating spindle 32 are driven by a gear belt or by gear engagement. Preferably, the ring roller mill further comprises a base 11, a bearing seat is fixed on the base 11, and the rotating main shaft 32 is mounted on the bearing seat through a bearing.
Referring to fig. 2 and 4, as a preferred embodiment of the present invention, the grinding roller mechanism includes at least two sets of mutually independent grinding wheel assemblies 31, the grinding wheel supports 311 of the grinding wheel assemblies 31 are all sleeved on the side wall of the rotating spindle 32, and the grinding wheel supports 311 are stacked. In this embodiment, the grinding wheels 312, which are used for grinding in the double-layer or multi-layer grinding wheel assemblies 31, which are stacked independently of each other, move independently of each other, so that the grinding efficiency and the grinding accuracy can be improved by increasing the grinding area, and meanwhile, the independent movement of the grinding wheels 312 prevents the mutual interference between the grinding wheels 312, so that the grinding movement is smoother, the grinding efficiency is higher, the grinding effect is better, and the working vibration can be reduced. The interlayer grinding components are independent from each other, and when the grinding wheel 312 or a certain layer of grinding wheel bracket 311 is damaged, the replacement is simpler and more convenient.
As shown in fig. 3, a first lifting hole 3111 is formed on the top surface of the grinding wheel holder 311. The first hoisting hole 3111 is arranged to facilitate hoisting of the grinding wheel assembly 31, so that the grinding wheel support 311 is more easily sleeved on the rotating spindle 32, meanwhile, stacking of the grinding wheel assembly 31 supports of each group is facilitated, and the manual working strength can be greatly reduced. Preferably, a second lifting hole 3131 is formed in an end surface of the independent pin 313. The second lifting hole 3131 is provided to facilitate installation and removal of the independent pin 313, and to facilitate installation and replacement of the grinding wheel 312.
Referring to fig. 2 to 4, as a preferred embodiment of the present invention, a mounting hole is disposed at the center of the grinding wheel 312, the independent pin 313 passes through the mounting hole to fix the grinding wheel 312 in the accommodating groove, and a predetermined gap 5 is formed between the mounting hole and the independent pin 313. The preset gap 5 is arranged to enable the grinding wheel 312 to move left and right on a horizontal plane so as to adjust the position of the grinding wheel 312, so that when materials are concentrated in a certain area, the grinding wheel 312 passing through the area can adjust the size of the grinding channel 61, the grinding wheel 312 is prevented from moving and blocking, and working vibration is weakened while the grinding efficiency is guaranteed.
in the embodiment shown in fig. 2, the grinding roller mechanism further includes a grinding ring 6, the grinding ring 6 is disposed around the grinding wheel holder 311, and the grinding passage 61 on the grinding ring 6 is disposed corresponding to the grinding wheel 312. The arrangement of the grinding ring 6 ensures that the grinding wheel 312 is more convenient to grind the materials, the grinding efficiency is higher, and the precision is higher
referring to fig. 2, as a preferred embodiment of the present invention, the ring roller mill further includes a feeding mechanism, the feeding mechanism includes a feeding pipe 71, one end of the feeding pipe 71 extends into the inner cavity of the barrel 1, and the discharging end of the feeding pipe 71 is located above the roller mill mechanism. The feeding mechanism is used for conveying materials into the inner cavity of the barrel body 1 of the ring roller mill, and the materials are conveyed to the upper part of the roller grinding mechanism through the feeding pipe 71. Preferably, the feeding mechanism further comprises a lower hopper 72. As shown in fig. 5, the ring roller mill preferably further includes a material distribution plate 8, the material distribution plate 8 is fixed to the main rotating shaft 32, and the material distribution plate 8 is located between the roller mechanism and the discharging end of the feed pipe 71. Cloth dish 8 and rotatory main shaft 32 synchronous operation, the material falls into on the cloth dish 8 by the inlet pipe earlier, is thrown away the material from the lip circumference of cloth dish 8 by centrifugal force again, evenly falls into grinding passageway 61 in, guarantees that each grinding area's material is roughly the same for grinding wheel 312's grinding motion operating mode is unanimous basically, avoids because the material is uneven in grinding passageway 61, and each grinding wheel 312 atress is different and the upset power and the host computer vibrations that produce. The energy consumption required by suppressing the subversion force and the vibration of the main machine is reduced, and the purpose of energy conservation is achieved.
In the embodiment shown in fig. 2, the ring roller mill further comprises a mixing tube 9, the mixing tube 9 is arranged around the classifying wheel 22, and a plurality of mixing windows are opened on the mixing tube 9. Preferably, the mixed flow windows are uniformly distributed on the wall of the mixed flow cylinder 9, and the mixed flow windows face the grading inner cavity of the grading machine. The high-speed airflow carries the ground materials to reach the upper part of the cylinder body 1 of the classifier and then the materials are divided into a plurality of strands to run, one part of the high-speed airflow is returned from the top of the outer channel and enters the classifying cavity of the classifying wheel 22 from top to bottom, the other part of the mixed flow window on the mixed flow channel enters the classifying cavity, powder enters the classifying cavity in a vortex shape through the mixed flow window, and airflow driven by the high-speed rotation of the classifying wheel 22 forms a chaotic airflow field in the classifying cavity, so that the materials with different thicknesses can achieve a better separation effect in the airflow field, and fine powder partially reaching the qualified standard is prevented from being mixed in the coarse powder which does not reach the standard and being settled back to the grinding.
It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.
Claims (10)
1. The ring roller mill is characterized by comprising a cylinder, a grading mechanism, a roller grinding mechanism and a driving mechanism;
the grading mechanism comprises a grading motor and a grading wheel, the grading motor is arranged above the top cover of the cylinder body, a discharge hole is formed in the top cover of the cylinder body, and a power output shaft of the grading motor penetrates through the discharge hole to be connected with the grading wheel;
The grinding roller mechanism comprises a grinding wheel assembly and a rotating main shaft, the grinding wheel assembly comprises a grinding wheel support and at least two grinding wheels, the grinding wheel support is sleeved on the side wall of the rotating main shaft, an accommodating groove is formed in the outer circumferential side wall of the grinding wheel support, and the grinding wheels are pivotally arranged in the accommodating groove through independent hinge pins;
the driving mechanism is used for driving the rotating main shaft of the grinding roller mechanism to rotate.
2. The ring roller mill according to claim 1, wherein the roller mechanism comprises at least two independent sets of grinding wheel assemblies, and the grinding wheel holders of the grinding wheel assemblies are sleeved on the side wall of the rotating main shaft and are stacked.
3. the ring roller mill according to claim 1 or 2, characterized in that the top surface of the grinding wheel holder is provided with a first lifting hole.
4. the ring roller mill according to claim 1, characterized in that a second lifting hole is provided on an end face of the independent pin shaft.
5. The ring roller mill according to claim 1, wherein a mounting hole is provided at the center of the grinding wheel, the independent pin shaft passes through the mounting hole to fix the grinding wheel in the accommodating groove, and a predetermined gap is provided between the mounting hole and the independent pin shaft.
6. the ring roller mill according to claim 1, wherein the roller mechanism further comprises a grinding ring, the grinding ring is arranged around the grinding wheel bracket, and the grinding passage on the grinding ring is arranged corresponding to the grinding wheel.
7. the ring roller mill according to claim 1, characterized in that the ring roller mill further comprises a feeding mechanism, the feeding mechanism comprises a feeding pipe, one end of the feeding pipe extends into the inner cavity of the cylinder body, and the blanking end of the feeding pipe is positioned above the roller mechanism.
8. The ring roller mill according to claim 7, characterized in that the ring roller mill further comprises a material distribution plate fixed to the rotating main shaft, the material distribution plate being located between the roller mechanism and the discharging end of the feed pipe.
9. The ring roller mill according to claim 1, characterized in that the ring roller mill further comprises a mixing flow cylinder, the mixing flow cylinder is arranged around the classifying wheel, and a plurality of mixing flow windows are arranged on the mixing flow cylinder.
10. The ring roller mill according to claim 9, characterized in that the mixing flow windows are evenly distributed on the wall of the mixing flow cylinder, and the mixing flow windows face the classifying cavity of the classifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920432439.XU CN209735713U (en) | 2019-04-01 | 2019-04-01 | Ring roller mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920432439.XU CN209735713U (en) | 2019-04-01 | 2019-04-01 | Ring roller mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209735713U true CN209735713U (en) | 2019-12-06 |
Family
ID=68719531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920432439.XU Active CN209735713U (en) | 2019-04-01 | 2019-04-01 | Ring roller mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209735713U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644234A (en) * | 2020-05-30 | 2020-09-11 | 潍坊正远粉体工程设备有限公司 | Light fiber pulverizer |
| CN112619799A (en) * | 2020-12-31 | 2021-04-09 | 福建龙亿粉体装备制造有限公司 | Crushing equipment |
| CN113000143A (en) * | 2021-03-05 | 2021-06-22 | 海南立磨焊接工程有限公司 | Eccentric grinding roller device |
| CN115430487A (en) * | 2022-09-09 | 2022-12-06 | 安徽省东博米业有限公司 | Rice flour processingequipment of many grinding rollers of rice |
-
2019
- 2019-04-01 CN CN201920432439.XU patent/CN209735713U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644234A (en) * | 2020-05-30 | 2020-09-11 | 潍坊正远粉体工程设备有限公司 | Light fiber pulverizer |
| CN111644234B (en) * | 2020-05-30 | 2024-08-20 | 潍坊正远粉体工程设备有限公司 | Light fiber grinder |
| CN112619799A (en) * | 2020-12-31 | 2021-04-09 | 福建龙亿粉体装备制造有限公司 | Crushing equipment |
| CN113000143A (en) * | 2021-03-05 | 2021-06-22 | 海南立磨焊接工程有限公司 | Eccentric grinding roller device |
| CN115430487A (en) * | 2022-09-09 | 2022-12-06 | 安徽省东博米业有限公司 | Rice flour processingequipment of many grinding rollers of rice |
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