CN207138022U - A kind of novel vertical roller grinds grinding roller structure - Google Patents
A kind of novel vertical roller grinds grinding roller structure Download PDFInfo
- Publication number
- CN207138022U CN207138022U CN201720782489.1U CN201720782489U CN207138022U CN 207138022 U CN207138022 U CN 207138022U CN 201720782489 U CN201720782489 U CN 201720782489U CN 207138022 U CN207138022 U CN 207138022U
- Authority
- CN
- China
- Prior art keywords
- grinding roller
- roller
- mill
- grinding
- roll shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000227 grinding Methods 0.000 title claims abstract description 134
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000843 powder Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Landscapes
- Crushing And Grinding (AREA)
Abstract
It the utility model is related to a kind of novel vertical roller mill grinding roller structure, including mill, the grinding roller above mill on roll shaft, it is characterised in that：The grinding roller includes the preceding grinding roller of taper identical and rear grinding roller, and preceding grinding roller is identical with the cone angle of rear grinding roller, and the preceding grinding roller and rear grinding roller are equidirectional on roll shaft, and preceding grinding roller and rear grinding roller are provided with gap in the axial direction of roll shaft；Above-mentioned interstitial site is corresponded on mill and is provided with interior collet；Outer material blocking ring is provided with the outer circumferential edges of mill.The speed difference between grinding roller and mill can be reduced, roller set abrasion is reduced, reduces production maintenance cost；Grinding roller is limited grinding entirely afterwards can improve material grinding efficiency, reduce energy consumption.The utility model is reasonable in design in summary, simple possible, and dismounting and easy to adjust and manufacture and maintenance cost are cheap, have huge economic benefit.
Description
Technical field
The utility model belongs to building material machinery technical field, and grinding roller structure is ground more particularly to a kind of novel vertical roller.
Background technology
First vertical roller grinder is the 1920s to be developed in Germany, due to the fuel of European Countries at that time and
Higher with electricity expense, the Vertical Mill that First is used for cement industry occurs in nineteen thirty-five in West Germany, and vertical roller grinder is in Europe
After cement plant uses for many years, the U.S. just promotes its vertical roller mill increase interest also because energy consumption cost rises problem.The U.S.
First Vertical Mill was put into operation at year ends 1973.Later, the state such as Japan, Egypt, Hei Xige, New Zealand, Argentina, the Congo
Employ Vertical Mill.
In vertical roller grinder, after material is ground through grinding roller, acted on into vertical roller grinder powder concentrator and being classified by wind-force,
Fine grained finished product is selected, and is returned directly to mill or air guide ring compared with coarse granule, middle granule materials sort through vertical roller grinder powder concentrator
Afterwards, it is directed at mill by feed cone to continue to grind, typically also referred to as powder concentrator returns powder, such material powder in vertical roller grinder
Mill, a closed cycle process is formed, until material is used as finished product to sort out by levigate.
Therefore, for vertical roller grinder technology, it can simply regard grinding as, select two processes of powder.Grinding process is exactly to grind
Roller, mill mutually extrude and produce relative motion and material is levigate, from the grinding of major vertical roller grinder milling equipment in the world
From the point of view of structure type (mesh form of grinding roller and grinding disk), mainly there are following several forms：1st, grinding roller is single straight roll structure, single mill
The vertical mill of roller is set, and mill is provided with roller slot grinding；2nd, grinding roller is tapered roller, and grinding roller coordinates with mill；3rd, grinding roller is using double straight
Roll structure, the roller slot grinding of double straight rollers and mill coordinate；4th, grinding roller and mill are pyramidal structure, and grinding roller coordinates with mill；5th, on
Lower millstone structure, grinding roller is set between upper lower millstone；6th, grinding roller is single grinding roller structure, and the upper surface of grinding roller and mill directly connects
Touch.
It is that mill rotates in general process of lapping, drives grinding roller driven, this allows for the rotation of grinding roller opposing discs and deposited
In certain speed difference, this is also one of the main reason for causing grinding roller to wear, and speed difference is bigger, and abrasion is also more serious.
Therefore, the grinding efficiency of grinding roller how is ensured, it is all vertical roller grinder equipment companies face in the world that can reduce grinding roller abrasion again
The common difficulty faced.
The content of the invention
The utility model provides a kind of optimization vertical roller grinder milling zone to solve technical problem present in known technology
Structure, roller set abrasion is reduced, saves vertical roller grinder grinding energy, reduce a kind of novel vertical roller mill grinding roller knot of production cost
Structure.
The utility model is adopted the technical scheme that to solve technical problem present in known technology：
A kind of novel vertical roller grinds grinding roller structure, including mill, the grinding roller above mill on roll shaft, and it is special
Sign is：The grinding roller includes the preceding grinding roller of taper identical and rear grinding roller, and preceding grinding roller is identical with the cone angle of rear grinding roller, is ground before described
Roller and rear grinding roller are equidirectional on roll shaft, and preceding grinding roller and rear grinding roller are provided with gap in the axial direction of roll shaft；On mill
Corresponding above-mentioned interstitial site is provided with interior collet；Outer material blocking ring is provided with the outer circumferential edges of mill.
The utility model can also use following technical measures：
The cone angle of the preceding grinding roller and rear grinding roller is 10~20 °.
The width of the preceding grinding roller and the width ratio of rear grinding roller are (3~5)：(7~5).
The interior collet is highly 0.2~0.5 times of grinding wheel diameter；It is slope form close to mill center side, tiltedly
45~65 ° of angle of slope；It is right-angle structure by mill edge side；The width of the interior material blocking ring is between preceding grinding roller and rear grinding roller
0.7~0.9 times of gap；Outer collet is highly 0.3~0.7 times of grinding wheel diameter.
The utility model has the advantages and positive effects of：Because the utility model uses above-mentioned technical proposal, have
Advantages below：
1st, novel vertical roller mill grinding roller, can reduce the speed difference between grinding roller and mill, reduce roller set abrasion, reduce life
Produce maintenance cost.
2nd, novel vertical roller mill grinding roller, rear grinding roller is limited grinding entirely can improve material grinding efficiency, reduce energy consumption.
The utility model is reasonable in design in summary, simple possible, and dismounting and easy to adjust and manufacture and maintenance cost are cheap,
With huge economic benefit.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is interior collet structural representation.
In figure：1st, roll shaft；2nd, back roller；3rd, preliminary roller；4th, outer collet；5th, mill；6th, interior collet.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, following examples are hereby enumerated, and coordinate
Accompanying drawing describes in detail as follows：
Refer to Fig. 1 and Fig. 2, a kind of novel vertical roller grinds grinding roller structure, including mill 5, is arranged on above mill
Grinding roller on roll shaft, the grinding roller include the preceding grinding roller 3 of taper identical and rear grinding roller 2, and preceding grinding roller is identical with the cone angle of rear grinding roller,
The preceding grinding roller and rear grinding roller are equidirectional on roll shaft 1, and preceding grinding roller and rear grinding roller are provided with gap in the axial direction of roll shaft；
Above-mentioned interstitial site is corresponded on mill and is provided with interior collet 6；Outer material blocking ring 5 is provided with the outer circumferential edges of mill.
In said structure, it is preferred that the cone angle of the preceding grinding roller and rear grinding roller is 10~20 °.
In said structure, it is preferred that the width of the preceding grinding roller and the width ratio of rear grinding roller are (3~5)：(7~5).
In said structure, it is preferred that the interior collet is highly 0.2~0.5 times of grinding wheel diameter；Close to mill center
Side is slope form, 45~65 ° of ramp angles；It is right-angle structure by mill edge side；The width of the interior material blocking ring is
0.7~0.9 times of gap between preceding grinding roller and rear grinding roller；Outer collet is highly 0.3~0.7 times of grinding wheel diameter.
Motor driven mill rotates, and the rotation of mill drives roller turn, and in the case of coaxial, preceding grinding roller and rear grinding roller are all
Can freely it rotate；Under pressure, preceding grinding roller is first ground to material, and interior collet ensures the grinding of material half-limited mited,
The material of premenstrual grinding roller grinding, climbs over interior collet and is ground into rear grinding roller, due to being outer collet on the outside of rear grinding roller, therefore after
Material below grinding roller can be limited grinding entirely；By preceding grinding roller, after grinding roller grinding after, material is taken at vane by wind, coarse granule
Sorted into vane, fine grained into powder concentrator.
Compared with traditional vertical roller grinder grinding roller structure in the past, add the preceding grinding roller 3 rotated coaxially, set in collet
6, rather than using the grinding of single shaft list roller.This new structure allows the different rotational speed of the preceding grinding roller of grinding roller, rear grinding roller,
And then reduce the speed difference between grinding roller and mill, reduce grinding roller abrasion, extend roller set service life, reduce production maintenance into
This；Meanwhile the setting of inside and outside collet realizes the grinding of grinding roller half-limited mited and complete limited grinding, is ground compared to original half-limited mited
Mill, improves grinding efficiency, reduces grinding energy；In addition, the utility model is reasonable in design, simple possible, manufacture and
Maintenance cost is cheap, has the advantages that huge economic benefit.
Described above is only to preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, it is every according to the technical essence of the utility model to any simple modification made for any of the above embodiments, equivalent variations with
Modification, is belonged in the range of technical solutions of the utility model.
Claims (4)
1. a kind of novel vertical roller grinds grinding roller structure, including mill, the grinding roller above mill on roll shaft, its feature
It is：The grinding roller includes the preceding grinding roller of taper identical and rear grinding roller, and preceding grinding roller is identical with the cone angle of rear grinding roller, the preceding grinding roller
Equidirectional on roll shaft with rear grinding roller, preceding grinding roller and rear grinding roller are provided with gap in the axial direction of roll shaft；It is right on mill
Above-mentioned interstitial site is answered to be provided with interior collet；Outer material blocking ring is provided with the outer circumferential edges of mill.
2. novel vertical roller according to claim 1 grinds grinding roller structure, it is characterised in that：The preceding grinding roller and rear grinding roller
Cone angle is 10~20 °.
3. novel vertical roller according to claim 1 grinds grinding roller structure, it is characterised in that：The width of the preceding grinding roller is with after
The width ratio of grinding roller is (3~5)：(7~5).
4. novel vertical roller according to claim 1 grinds grinding roller structure, it is characterised in that：The interior collet is highly mill
0.2~0.5 times of disk diameter；It is slope form close to mill center side, 45~65 ° of ramp angles；By mill edge side
For right-angle structure；The width of the interior collet is 0.7~0.9 times of gap between preceding grinding roller and rear grinding roller；Outer collet is high
Spend for 0.3~0.7 times of grinding wheel diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720782489.1U CN207138022U (en) | 2017-06-30 | 2017-06-30 | A kind of novel vertical roller grinds grinding roller structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720782489.1U CN207138022U (en) | 2017-06-30 | 2017-06-30 | A kind of novel vertical roller grinds grinding roller structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207138022U true CN207138022U (en) | 2018-03-27 |
Family
ID=61671846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720782489.1U Active CN207138022U (en) | 2017-06-30 | 2017-06-30 | A kind of novel vertical roller grinds grinding roller structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207138022U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108855509A (en) * | 2018-06-30 | 2018-11-23 | 湖州全优电工材料有限公司 | A kind of electrician's silicon powder grinding device |
| CN108906232A (en) * | 2018-08-08 | 2018-11-30 | 李娜 | An energy-saving vertical grinding disc used in construction engineering |
| CN109012886A (en) * | 2018-07-02 | 2018-12-18 | 天津水泥工业设计研究院有限公司 | A kind of grinding roller of vertical mill mill speed difference on-line monitoring system |
| CN116078490A (en) * | 2022-12-28 | 2023-05-09 | 合肥中亚建材装备有限责任公司 | A vertical mill with classified powder abrasive layer |
-
2017
- 2017-06-30 CN CN201720782489.1U patent/CN207138022U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108855509A (en) * | 2018-06-30 | 2018-11-23 | 湖州全优电工材料有限公司 | A kind of electrician's silicon powder grinding device |
| CN109012886A (en) * | 2018-07-02 | 2018-12-18 | 天津水泥工业设计研究院有限公司 | A kind of grinding roller of vertical mill mill speed difference on-line monitoring system |
| CN109012886B (en) * | 2018-07-02 | 2020-12-15 | 天津水泥工业设计研究院有限公司 | Vertical mill grinding roller and grinding disc speed difference on-line monitoring system |
| CN108906232A (en) * | 2018-08-08 | 2018-11-30 | 李娜 | An energy-saving vertical grinding disc used in construction engineering |
| CN116078490A (en) * | 2022-12-28 | 2023-05-09 | 合肥中亚建材装备有限责任公司 | A vertical mill with classified powder abrasive layer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207138022U (en) | A kind of novel vertical roller grinds grinding roller structure | |
| CN202137015U (en) | Open-circuit finish grinding equipment | |
| CN202137014U (en) | Outer circulation deironing grinding equipment | |
| CN102389852B (en) | Multitime-separation high-efficient cement vertical mill | |
| CN102784703A (en) | Serially-connected grinding technology and equipment thereof | |
| CN102784702A (en) | Parallelly-connected grinding technology and equipment thereof | |
| CN205462480U (en) | Superfine grinding system is used to cement manufacture | |
| CN202377048U (en) | Rolling mill | |
| CN103908994A (en) | Method for increasing yield of cement grinding system and reducing power consumption | |
| CN205109794U (en) | Screening plant is ground with powder to coating processing | |
| CN202137013U (en) | Closed-circuit final grinding device | |
| CN201267771Y (en) | Abrasive disc | |
| CN201157784Y (en) | High-efficiency ultra-fine pulverized coal device | |
| CN204933579U (en) | Vertical rolls press-powder grinding machine | |
| CN204523102U (en) | A kind of dicalcium powder superfine mill | |
| CN204583357U (en) | Combined type flour mill | |
| CN205413189U (en) | Powder process device | |
| CN204866121U (en) | Horizontal ring roller pulverizing mill in nonmetal ore deposit | |
| CN203082213U (en) | Sealing device of vertical mill transmission scraper blade cavity | |
| CN203304028U (en) | Grinding body | |
| CN208990917U (en) | A device for cement powder modification | |
| CN102784691A (en) | Open circuit final grinding technology | |
| CN102463174A (en) | Vertical type tooth-roller mill | |
| CN104923376A (en) | Material grinding bin suitable for roll cutting grinding mill | |
| CN205199610U (en) | A submicron powder mill for concrete admixture production line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190404 Address after: Tianjin District of Beichen city in the 300400 major North Road No. 1 Patentee after: Tianjin Cement Industry Design & Research Institute Co., Ltd. Address before: Tianjin District of Beichen city in the 300400 major North Road No. 1 Patentee before: Sinoma Technology & Equipment Group Co., Ltd. |