CN205833247U - A kind of roller and rolling device thereof - Google Patents
A kind of roller and rolling device thereof Download PDFInfo
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- CN205833247U CN205833247U CN201620412855.XU CN201620412855U CN205833247U CN 205833247 U CN205833247 U CN 205833247U CN 201620412855 U CN201620412855 U CN 201620412855U CN 205833247 U CN205833247 U CN 205833247U
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- component
- roller
- matrix
- rib
- height
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Abstract
This utility model provides a kind of roller, and including matrix, matrix is provided with component, and component is axially consecutive setting in matrix, and described component is staggered by different materials.This utility model protects roller, extends service life and the service efficiency of roller, and high extruding mill efficiency is ensured.And reduce impact load, make equipment run more steady.Provide the roll squeezer including described roller simultaneously.
Description
Technical field
This utility model relates to a kind of roller for grinding or pulverize, and further relates to include the rolling device of this roller.
Background technology
Roller is usually used in rolling device, is used for grinding or comminuting matter.The when of roller crushing material it is generally
The projection being arranged on roller matrix surface is utilized to realize.
Projection in existing equipment mainly by arranging several stud higher than matrix surface at matrix surface, stud with
There is interval between stud, carry out pressing materials by stud, to reach to grind or the effect of comminuting matter.But, stud roller is squeezing
When pressure or comminuting matter, one-pass finished rate is the highest, and additionally the service life of stud roller is the longest, and the wear extent of roller is big.
CN204194013A discloses a kind of roller, and it arranges rib on matrix, and described rib is by projection close-packed arrays
Constitute, and projection is axially consecutive at roller.It is effectively improved one-pass finished rate during roller crushing material by such design.But
It is that roller and the service life of rolling equipment and service efficiency need to be improved further.
Utility model content
The purpose of this utility model is that providing a kind of improves service efficiency and the roller in service life and rolling equipment.
The purpose of this utility model is achieved through the following technical solutions:
A kind of roller, including matrix, matrix is provided with component, and component is axially consecutive setting in matrix, described component by
Different materials is staggered.Different materials described in the utility model refers to different component different structure or with component different model
Deng material, can be the identical material difference trade mark, it is also possible to be the material of unlike material.Such as, hard alloy K01 and K20,
The material such as ferrum and steel；Arrangement can have various arrangement to combine, such as K01-K20-K01-K20-K01, K20-K01-K01-
K20, ferrum-steel-ferrum-steel-ferrum or ferrum-steel-steel-ferrum etc. etc..Take full advantage of the difference between material, it is to avoid roller wear-resisting
Bar causes component to arch upward because of expanded by heating in extruding work, comes off, the phenomenon such as fracture occurs, and protects roller, extends
In the service life of roller, high extruding mill efficiency is ensured.And reduce impact load, make equipment run more steady.
Gap can be had, it is also possible to gapless between the component of above-mentioned different materials.
Preferably, component is identical at the height of matrix upper process.Gapless between component.Effectively utilize the thermal expansion of storeroom
Coefficient difference so that thermal expansion is buffered, it is to avoid the generation of roller wear rib premature failure, it is ensured that roller long-time the most just
Often work.
Preferably, or/and be provided with gap in component between component.The spacing in above-mentioned gap can be ＜ 10mm, 10～＜
20mm, 20～50mm.Control the spacing in gap, the different demands for granule size can be realized.Such as different materials,
The particle diameter of the grinding product that different spacing is reached is as follows:
Table 1
| Process material | Colliery | Iron mine | Limestone mine |
| Spacing 10mm | ≤8mm | ≤10mm | ≤6mm |
| Spacing 10～＜ 20mm | ≤16mm | ≤20mm | ≤15mm |
| Spacing 20～50mm | ≤45mm | ≤50mm | ≤40mm |
On roller circumference, above-mentioned gap can be crisscross arranged (i.e. the not same cross section on roller circumference, gap),
Can also be in same cross section.Preferred gap is not on the same cross section of roller circumference, and extruding comminuting matter is in hgher efficiency, crowded
Press better.
In order to improve roller service life further, avoid component to split producing along the direction of roller matrix surface simultaneously
Stricture of vagina, above-mentioned matrix is provided with groove, and wear-out part is positioned at groove.Described groove can be a groove on axial, it is also possible to
It it is the most obstructed multiple-grooved.
Preferably, described component is positioned at groove with embedded mode.Described embedding can be interference fit, it is also possible to for
Matched in clearance, described matched in clearance can be to be adhesively fixed by metal adhesive or welding manner connects fixing.It is preferably
The matched in clearance that metal-to-metal adhesive binding agent is adhesively fixed, this cooperation relatively interference fit in technique realizes well, it also avoid groove
Expand with heat and contract with cold the impact on connecting portion.
In order to improve service life further, the bottom width of described component is not less than the width of component with roll surface intersection
Degree.Even if component ruptures on roller diameter direction, nor affect on the use of roller.
In order to improve service life further, the cross sectional shape of described component can be rectangle, trapezoidal, L-shaped, T-shaped, convex
Deng.Preferred cross-sections is shaped as trapezoidal, even if having abrasion to be not easy to come off in handling ease, use.
In order to improve the wearability of roller further, described component exceeds the height of roll surface and accounts for the 5% of component whole height
～50%.Improve wearability and service life simultaneously.
In order to improve the service life of roller further, the component being in same groove exceeds the height one of matrix roll surface
Cause.
Above-mentioned component can be to be interrupted or continual in-line, zigzag, herringbone in the shape that matrix surface arrangement is formed
Shape, arc etc..It is preferably in-line, is beneficial to processing groove and component, effectively reduces cost.
In order to improve one-pass finished rate during roller crushing material further, the two ends of described roller are provided with rib,
Described rib is between circumferentially-adjacent component.As preferably, described rib is a part for matrix, and rib and rib etc.
Height, improves one-pass finished rate further.
Above-mentioned component can be one or more dimensions, can form any width, reduces purchase cost, reduces
Mould takes, and enhances versatility and the interchangeability of projection.
In this utility model, the monoblock type roller that described roller can be roll shaft and matrix is integrated, it is also possible to be roller
Axle and the composite roll that matrix is two parts.
Beneficial effect
1. this utility model is in the case of ensureing one-pass finished rate (20%～30%), reduces grinding and rushes roller
Hitting load, reduction rate can reach 10-40%, is effectively guaranteed the even running of equipment and for the damage of the parts such as bearing
Consumption.
2. this utility model further increases service life and the wearability of roller.10% can be improved service life left
The right side, can reach 16000～22000 hours, and wear extent reduces 5-15%, and uses wear extent after 2100 hours to be only 2.3mm.
Accompanying drawing explanation
The structural representation of Fig. 1 roller of the present invention, 1-component, 9-matrix；
The structural representation of Fig. 2 roller members of the present invention arrangement, 12-component 1,13-component 2；
The structural representation of Fig. 3 roller members of the present invention arrangement, 12-component 1,13 is-component 2,2-projection, 3-gap；
The schematic shapes that the component of Fig. 4 present invention is formed at roll surface；
Fig. 5 groove of substrate of the present invention axial, cross-sectional view, 4-groove, 5-shelves limit, 9-matrix；
Fig. 6 roller of the present invention roll surface top view (being crisscross arranged at roller circumferential gaps), 2-projection, 3-gap；；
Fig. 7 roller of the present invention roll surface top view (at roller circumferential gaps in same cross section), 2-projection, 3-gap；
The circumferential cross-section schematic shapes of the component of Fig. 8 present invention.
The axial cross section schematic shapes of the component of Fig. 9 present invention.
Detailed description of the invention
This utility model will be introduced by the embodiment shown in accompanying drawing below, but this utility model is not limited to institute
The embodiment introduced, any improvement on the present embodiment essence spirit or replacement, still fall within this utility model claim
Scope required for protection.
Embodiment 1
A kind of roller, includes matrix, and matrix is provided with component, and component is axially consecutive setting in matrix, and component is not by
It is staggered with material.This roller is used for the rolling device such as roll squeezer, Vertical Mill.
Service life when this is designed to be effectively improved roller crushing material and service efficiency.
Using the roller of the present embodiment, its yield rate rises to 22%, rises to service life 16000 hours, make
It is reduced to 2.3mm by the wear extent of 2100 hours.
With shock loading kurtosis 225MPa～250MPa of axial gapless roller as benchmark, the present embodiment point
Peak value is 132-220MPa, and equipment runs more steady.
Embodiment 2
A kind of roller, includes matrix, and matrix is provided with component, and component is axially consecutive setting, different materials in matrix
Component 1 and component 2 be staggered setting, the height that component is positioned at matrix upper process is identical.Gapless between component.Such as Fig. 2 institute
Show.This roller is used for the rolling device such as roll squeezer, Vertical Mill.This is designed to be effectively improved service life during roller crushing material
And service efficiency.
Using the roller of the present embodiment, its yield rate rises to 22%, rises to service life 17000 hours, make
It is reduced to 2.3mm by the wear extent of 2100 hours.
With shock loading kurtosis 225MPa～250MPa of axial gapless roller as benchmark, the present embodiment point
Peak value is 132-220MPa, and equipment runs more steady.
The particle diameter of the grinding product of different material is as follows:
| Process material | Colliery | Iron mine | Limestone mine |
| Spacing ＜ 10mm | ≤8mm | ≤10mm | ≤6mm |
| Spacing 10～＜ 20mm | ≤16mm | ≤20mm | ≤15mm |
| Spacing 20～50mm | ≤45mm | ≤50mm | ≤40mm |
Embodiment 3
A kind of roller, includes matrix, and matrix is provided with component, and component is axially consecutive setting, different materials in matrix
Component 1 (hard alloy) and component 2 (42CrMo) be crisscross arranged, be provided with gap 3 between component.As shown in Figure 3.Between gap
Away from for 4mm.
Described component is to be connected by the groove arranged on matrix with matrix, and described component is by the way of embedding
It is positioned at groove.Described groove be axially on a groove (as Fig. 5-a b c).The gap of component is at roller circumferential gaps
Be crisscross arranged (such as Fig. 6).
Bottom width L4 of component is not less than the width L3 of component with roll surface intersection, and described component exceeds the height of roll surface
L1 is 5mm, and component whole height L is 30mm.(such as Fig. 4).
This roller is used for the rolling device such as roll squeezer, Vertical Mill.
Using the roller of the present embodiment, its yield rate rises to 27%, rises to service life 18000 hours, make
It is reduced to 2.3mm by the wear extent of 2100 hours.
With shock loading kurtosis 225MPa～250MPa of axial gapless roller as benchmark, the present embodiment point
Peak value is 206MPa.
The grinding particle diameter of process material: colliery≤8mm, iron mine≤10mm, limestone mine≤6mm.
Embodiment 4
A kind of roller, includes matrix, and component is axially consecutive setting in matrix, component 1 (steel) and component 2 (ferrum) according to
The order of ferrum-steel-steel-ferrum is crisscross arranged, and is provided with gap 3 between component.As shown in Figure 3.The spacing in gap is 12mm.
Described component is to be connected by the groove arranged on matrix with matrix, and described component is by the way of embedding
Being positioned at groove, the mode of described embedding is that component passes through metal-to-metal adhesive binding agent and is connected with groove matched in clearance.Described groove is
Two grooves (such as Fig. 5-d/e) on Zhou Xiang.On the circumference of roller, gap is at same cross section (such as Fig. 7).
Bottom width L4 of component is not less than the width L3 of component with roll surface intersection, and described member section is trapezoidal.
It is 5mm that described component exceeds the rising height L1 of roll surface, and component whole height L is 15mm.(such as Fig. 4).
The rising height that same axially continuous component exceeds roll surface is consistent, and described component is arranged in a word at roll surface
Shape.This roller is used for the rolling device such as roll squeezer, Vertical Mill.
Using the roller of the present embodiment, its yield rate rises to 28%, rises to service life 19000 hours, make
It is reduced to 2.3mm by the wear extent of 2100 hours.
With shock loading kurtosis 225MPa～250MPa of axial gapless roller as benchmark, the present embodiment point
Peak value is 193MPa.
The grinding particle diameter of process material: colliery≤16mm, iron mine≤20mm, limestone mine≤15mm.
Embodiment 5
A kind of roller, includes matrix, and component is axially consecutive setting in matrix, component 1 (hard alloy K01) and component
2 (hard alloy K20) are crisscross arranged according to the order of K01-K20-K01-K20-K01, are provided with gap 3 between component.Gap
Spacing is 38mm.
Described component is to be connected by the groove arranged on matrix with matrix, and described component is by the way of embedding
Being positioned at groove, the mode of described embedding is that component passes through metal-to-metal adhesive binding agent and is connected with groove matched in clearance.Described groove is
Groove on Zhou Xiang.On the circumference of roller, gap is not or not same cross section.
Bottom width L4 of component is not less than the width L3 of component with roll surface intersection, and described member section is trapezoidal.
It is 6mm that described component 5 exceeds the height L1 of roll surface 3, and component 5 whole height L is 32mm.(such as Fig. 4).
The rising height that same axially continuous component exceeds roll surface is consistent, and described component is arranged in interruption at roll surface
In-line, is inlaid with the rib contour with matrix upper process at described roller two ends.This roller is used for the roll-in such as roll squeezer, Vertical Mill
Device.
Using the roller of the present embodiment, its yield rate rises to 30%, rises to service life 20000 hours, make
It is reduced to 2.5mm by the wear extent of 2100 hours.
With shock loading kurtosis 225MPa～250MPa of axial gapless roller as benchmark, the present embodiment point
Peak value is 135MPa.
The grinding particle diameter of process material: colliery≤45mm, iron mine≤50mm, limestone mine≤40mm.
Embodiment 6
A kind of roller, includes matrix, and matrix is provided with component, axially consecutive setting between matrix inner member, described component
Being to be crisscross arranged by different materials, component rising height on matrix is consistent, and component gapless is arranged.
Described component is to be connected by the groove arranged on matrix with matrix, and described component is by the way of embedding
Being positioned at groove, the mode of described embedding is that component passes through metal-to-metal adhesive binding agent and is connected with groove matched in clearance.Described groove is
Groove on Zhou Xiang.On the circumference of roller, gap is not or not same cross section.
Bottom width L4 of component is not less than the width L3 of component with roll surface intersection, and described member section is trapezoidal.
It is 6mm that described component 5 exceeds the height L1 of roll surface 3, and component 5 whole height L is 32mm.(such as Fig. 4).
The rising height that same axially continuous component exceeds roll surface is consistent, and described component is arranged in a word at roll surface
Shape, the rib that high one-tenth projection is contour on the matrix of described roller two ends.This roller is used for the rolling device such as roll squeezer, Vertical Mill.
Using the roller of the present embodiment, its yield rate rises to 30%, rises to service life 19000 hours, make
It is reduced to 2.3mm by the wear extent of 2100 hours.
With shock loading kurtosis 225MPa～250MPa of axial gapless roller as benchmark, the present embodiment point
Peak value is 181MPa.
Claims (16)
1. a roller, including matrix, matrix is provided with component, and component is axially consecutive setting in matrix, and described component is not by
It is staggered with material.
2. roller as claimed in claim 1, the height that component is positioned at matrix upper process is identical.
3. roller as claimed in claim 1, or/and be provided with gap in component between component.
4. roller as claimed in claim 3, described gap is crisscross arranged on roller circumference.
5. the roller as described in claim 1-4 is arbitrary, described matrix is provided with groove, and component is positioned at groove.
6. roller as claimed in claim 5, component is positioned at groove with embedded mode, described in be embedded as matched in clearance, pass through
Metal adhesive is adhesively fixed or welding manner connects fixing.
7. claim 1-4 or 6 arbitrary as described in roller, the bottom width of described component is not less than component and roll surface intersection
Width.
8. roller as claimed in claim 5, the bottom width of described component is not less than the width of component with roll surface intersection.
9. the roller as described in as arbitrary in claim 1-4,6 or 8, described component exceeds the height of roll surface and accounts for component whole height
5%～50%.
10. roller as claimed in claim 5, described component exceeds the height of roll surface and accounts for the 5%～50% of component whole height.
11. rollers as claimed in claim 7, described component exceeds the height of roll surface and accounts for the 5%～50% of component whole height.
12. as arbitrary in claim 1-4,6,8,10 or 11 as described in roller, the two ends of described roller are provided with rib, described
Rib is between circumferentially-adjacent component.
13. rollers as claimed in claim 5, are provided with rib at the two ends of described roller, and described rib is positioned at circumferentially-adjacent
Component between.
14. rollers as claimed in claim 7, are provided with rib at the two ends of described roller, and described rib is positioned at circumferentially-adjacent
Component between.
15. rollers as claimed in claim 9, are provided with rib at the two ends of described roller, and described rib is positioned at circumferentially-adjacent
Component between.
16. 1 kinds of roll squeezers, it is characterised in that include roller described in any one of claim 1-15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620412855.XU CN205833247U (en) | 2016-05-09 | 2016-05-09 | A kind of roller and rolling device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620412855.XU CN205833247U (en) | 2016-05-09 | 2016-05-09 | A kind of roller and rolling device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN205833247U true CN205833247U (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620412855.XU Active CN205833247U (en) | 2016-05-09 | 2016-05-09 | A kind of roller and rolling device thereof |
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| CN (1) | CN205833247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772156A (en) * | 2016-05-09 | 2016-07-20 | 张进才 | Roller and rolling device thereof |
-
2016
- 2016-05-09 CN CN201620412855.XU patent/CN205833247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772156A (en) * | 2016-05-09 | 2016-07-20 | 张进才 | Roller and rolling device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170508 Address after: 401147 10, building 2, 83 West Longhu Road, Chongqing, Yubei District, 10-4 Patentee after: Hu Yandong Address before: 401147 Yubei District New South Road, No. 6, attached to No. 2, 1 12-1 Co-patentee before: Zhang Ke Patentee before: Zhang Jincai Co-patentee before: Hu Yandong |
|
| TR01 | Transfer of patent right |