CN109046582A - A kind of low cost composite wear-resistant layer cement raw material grinding roller - Google Patents
A kind of low cost composite wear-resistant layer cement raw material grinding roller Download PDFInfo
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- CN109046582A CN109046582A CN201810841135.9A CN201810841135A CN109046582A CN 109046582 A CN109046582 A CN 109046582A CN 201810841135 A CN201810841135 A CN 201810841135A CN 109046582 A CN109046582 A CN 109046582A
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- China
- Prior art keywords
- raw material
- grinding roller
- material grinding
- parts
- resistant layer
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Classifications
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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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a kind of inexpensive composite wear-resistant layer cement raw material grinding rollers, and the raw material grinding roll overlaying wearing layer of roll surface on the outside of the raw material grinding roller welding matrix is welded in including raw material grinding roller installation base body, the raw material grinding roller being sleeved on the outside of raw material grinding roller installation base body roll surface welding matrix and heap；The raw material grinding roller welding matrix includes the following components'mass percentage: manganese is 1.5%~1.8%, carbon is 0.05%~0.08%, silicon is 0.10%~0.30%, and nickel is 1.0%~2.5%, and chromium is 3.5%~4.0%, niobium is 0.02%~0.04%, vanadium is 0.04%~0.06%, and titanium is 0.010%~0.020%, and sulphur is less than or equal to 0.005%, phosphorus is less than or equal to 0.010%, and surplus is iron.The present invention can reduce the dosage of the not only basis material with higher-strength but also with preferable welding performance, to reduce manufacturing cost.
Description
Technical field
The present invention relates to a kind of cement raw material grinding roller product technical field, especially a kind of inexpensive composite wear-resistant layer cement
Raw material grinding roller.
Background technique
Since cement industry has the characteristics that yield is huge, cement process equipment is required in high-intensitive, big load
With work continuously for a long time in the state of high efficiency, the abrasion of the equipment such as grinding grinding roller is very fast, it is therefore desirable to regularly opposite grinding
Roller roll surface carries out build-up wear-resistant material, to repair the roll surface wear-resisting layer of abrasion.Known by long-term production practices, only only
It is the hardness for improving wearing layer, the wear-resisting property of milling roller surface can not be made to obtain improving significantly, the wear-resistant material of high rigidity
It is easy to peel off from grinding roller ontology, has the cement raw material grinding roller of high-bond resistance to grinding roller ontology it is necessary to provide a kind of thus
Grind layer material.
In addition, grinding grinding roller in the prior art or intensity with higher, such as use high-carbon steel, potassium steel material
It is made, but its welding performance is poor, is preheated before welding, and needs to avoid base material phase transition temperature interval, otherwise
The intensity decline that will lead to grinding grinding roller after weld job is obvious；There is preferable welding performance, such as using common low
The materials such as carbon steel are made, but its intensity is poor, high-intensitive, for a long time using easily deforming.And both have higher-strength,
Again with the basis material of preferable welding performance, manufacturing cost is higher, is unfavorable for promoting and applying.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of inexpensive composite wear-resistant layer cement raw material grinding roller,
The dosage that can reduce the not only basis material with higher-strength but also with preferable welding performance, to reduce manufacturing cost.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of low cost composite wear-resistant layer cement raw material grinding roller, including raw material grinding roller installation base body, it is sleeved on the raw material grinding roller
Raw material grinding roller welding matrix and heap on the outside of installation base body roll surface are welded in the original of roll surface on the outside of the raw material grinding roller welding matrix
Expect grinding roll overlaying wearing layer；The raw material grinding roller welding matrix includes the following components'mass percentage: manganese is 1.5%~1.8%,
Carbon be 0.05%~0.08%, silicon be 0.10%~0.30%, nickel be 1.0%~2.5%, chromium be 3.5%~4.0%, niobium be 0.02%~
0.04%, vanadium is 0.04%~0.06%, and titanium is 0.010%~0.020%, and sulphur is less than or equal to 0.005%, and phosphorus is less than or equal to 0.010%,
Surplus is iron.
As a further improvement of the above technical scheme, the raw material of the raw material grinding roll overlaying wearing layer includes following quality
The component of number: the mass percentage content of ferrochrome powder, 3.3 parts of manganese that the mass percentage content of 13 parts of chromium is 43%~45% is
78%~80% ferromanganese powder, 1.8 parts of molybdenums mass percentage content be 60%~62% molybdenum-iron powder, 0.4 part of niobium quality percentage
Than content be 71%~73% ferro-niobium powder, 3 parts of magnesium mass percentage content be 35%~37% Al-Mg alloy powder, 5 parts of silicon
Ferro-boron powder that the mass percentage content of ferrosilicon powder, 6 parts of boron that mass percentage content is 70%~72% is 15%~17%, 7 parts
Graphite powder and 28 parts of atomized iron powders.
As a further improvement of the above technical scheme, raw material grinding roller welding matrix with a thickness of 3~6 centimetres, institute
State raw material grinding roll overlaying wearing layer with a thickness of 0.5~2.0 centimetre.
As a further improvement of the above technical scheme, installation protrusion is provided on the inside of the raw material grinding roller welding matrix
Tooth, the length direction of the installation raised tooth are parallel to the axis of the raw material grinding roller welding matrix, the raw material grinding roller installation
Matrix roll surface is provided with the installation recessed groove for cooperating the installation raised tooth.
As a further improvement of the above technical scheme, to be provided with first on the inside of raw material grinding roller welding matrix anti-skidding
Fixing groove, it is anti-skidding solid that the raw material grinding roller installation base body roll surface is provided with corresponding with the described first anti-skidding fixed groove location second
Determine slot, anti-skidding fixed pin, the anti-skidding fixed pin are installed in the first anti-skidding fixing groove and the second anti-skidding fixing groove
Length direction be parallel to the axis of raw material grinding roller welding matrix.
Compared with prior art, the beneficial effects of the present invention are:
A kind of inexpensive composite wear-resistant layer cement raw material grinding roller provided by the present invention, it is high-strength that preferred raw material grinding roller, which welds matrix,
Degree easily welding steel, had not only had higher-strength but also had had preferable welding performance, and can reduce the dosage of grinding roller basis material,
To reduce manufacturing cost, be conducive to the popularization and application of composite wear-resistant layer cement raw material grinding roller；Preferred raw material grinding roll overlaying is wear-resisting
Layer has preferable wearability.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram for inexpensive composite wear-resistant layer cement raw material grinding roller that specific embodiment 1 provides；
Fig. 2 is a kind of structural schematic diagram for inexpensive composite wear-resistant layer cement raw material grinding roller that specific embodiment 2 provides.
Specific embodiment
Specific embodiment 1
Referring to Fig.1, Fig. 1 is a kind of inexpensive composite wear-resistant layer cement raw material grinding roller provided in this embodiment, including raw material grinding roller
Installation base body 1, the raw material grinding roller being sleeved on the outside of 1 roll surface of raw material grinding roller installation base body welding matrix 2 and heap are welded in institute
State the raw material grinding roll overlaying wearing layer 3 of raw material grinding roller welding 2 outside roll surface of matrix；The inside of the raw material grinding roller welding matrix 2
It is provided with installation raised tooth 4, the length direction of the installation raised tooth 4 is parallel to the axis of the raw material grinding roller welding matrix 2,
1 roll surface of raw material grinding roller installation base body is provided with the installation recessed groove 5 for cooperating the installation raised tooth 4.
Specifically, the raw material grinding roller welding matrix 2 includes the following components'mass percentage: manganese is 1.5%~1.8%,
Carbon be 0.05%~0.08%, silicon be 0.10%~0.30%, nickel be 1.0%~2.5%, chromium be 3.5%~4.0%, niobium be 0.02%~
0.04%, vanadium is 0.04%~0.06%, and titanium is 0.010%~0.020%, and sulphur is less than or equal to 0.005%, and phosphorus is less than or equal to 0.010%,
Surplus is iron.
The raw material of the raw material grinding roll overlaying wearing layer 3 includes the component of following mass fraction: the quality percentage of 13 parts of chromium
Than content be 43%~45% ferrochrome powder, 3.3 parts of manganese mass percentage content be 78%~80% ferromanganese powder, 1.8 parts of molybdenums
Ferro-niobium powder that the mass percentage content of molybdenum-iron powder, 0.4 part of niobium that mass percentage content is 60%~62% is 71%~73%, 3
The mass percentage content of Al-Mg alloy powder, 5 parts of silicon that the mass percentage content of part magnesium is 35%~37% is 70%~72%
Ferrosilicon powder, 6 parts of boron mass percentage content be 15%~17% ferro-boron powder, 7 parts of graphite powders and 28 parts of atomized iron powders.
Wearing layer welding wire, the raw material is made in the raw material for selecting mild-carbon steel strip to wrap up the raw material grinding roll overlaying wearing layer 3
The raw material of grinding roll overlaying wearing layer 3 and the mass ratio of mild-carbon steel strip are 2 ︰ 1, and the diameter of wearing layer welding wire is 0.5 centimetre；When welding
Welding machine voltage is 33~36 V, and welding current is 500~550 A, and wire feed rate is 50~60 centimetres per minute, dry extension of electrode
It is 20~30 millimeters.
Raw material grinding roller welding matrix 2 with a thickness of 6 centimetres, the raw material grinding roll overlaying wearing layer 3 with a thickness of 0.5
Centimetre.
A kind of inexpensive composite wear-resistant layer cement raw material grinding roller provided in this embodiment, loads in high pressure double-roller extrusion mill
On, the pressure between two rollers is 250 MPa, extruding milling operation is carried out to blast-furnace cinder, after working continuously 400 hours, and wearing layer
Weight-loss ratio is less than or equal to 8%.
Specific embodiment 2
It is a kind of inexpensive composite wear-resistant layer cement raw material grinding roller provided in this embodiment, including raw material grinding roller referring to Fig. 2, Fig. 2
Installation base body 1, the raw material grinding roller being sleeved on the outside of 1 roll surface of raw material grinding roller installation base body welding matrix 2 and heap are welded in institute
State the raw material grinding roll overlaying wearing layer 3 of raw material grinding roller welding 2 outside roll surface of matrix；The inside of the raw material grinding roller welding matrix 2
It is provided with the first anti-skidding fixing groove 6,1 roll surface of raw material grinding roller installation base body is provided with and the described first anti-skidding fixing groove 6
Corresponding second anti-skidding fixing groove 7 is set, is equipped in the first anti-skidding fixing groove 6 and the second anti-skidding fixing groove 7 anti-skidding
Fixed pin 8, the length direction of the anti-skidding fixed pin 8 are parallel to the axis of the raw material grinding roller welding matrix 2.
The material and 1 phase of specific embodiment of the welding of raw material the grinding roller matrix 2 and the raw material grinding roll overlaying wearing layer 3
Together, raw material grinding roller welding matrix 2 with a thickness of 3 centimetres, the raw material grinding roll overlaying wearing layer 3 with a thickness of 2.0 centimetres.
A kind of inexpensive composite wear-resistant layer cement raw material grinding roller provided in this embodiment, loads in high pressure double-roller extrusion mill
On, the pressure between two rollers is 250 MPa, extruding milling operation is carried out to blast-furnace cinder, after working continuously 400 hours, and wearing layer
Weight-loss ratio is less than or equal to 8%.
Better embodiment of the invention is illustrated above, certainly, the present invention can also using with it is above-mentioned
The different form of embodiment, those skilled in the art are made equivalent on the premise of without prejudice to spirit of the invention
Transformation or corresponding change, all should belong in protection scope of the present invention.
Claims (5)
1. a kind of low cost composite wear-resistant layer cement raw material grinding roller, it is characterised in that: including raw material grinding roller installation base body (1), set
Raw material grinding roller welding matrix (2) and heap on the outside of raw material grinding roller installation base body (1) roll surface are welded in the raw material mill
Roller welds the raw material grinding roll overlaying wearing layer (3) of roll surface on the outside of matrix (2)；Raw material grinding roller welding matrix (2) includes following
The component of mass percent: manganese be 1.5%~1.8%, carbon be 0.05%~0.08%, silicon be 0.10%~0.30%, nickel be 1.0%~
2.5%, chromium is 3.5%~4.0%, and niobium is 0.02%~0.04%, and vanadium is 0.04%~0.06%, and titanium is 0.010%~0.020%, and sulphur is small
In being equal to 0.005%, phosphorus is less than or equal to 0.010%, and surplus is iron.
2. a kind of inexpensive composite wear-resistant layer cement raw material grinding roller according to claim 1, it is characterised in that: the raw material
The raw material of grinding roll overlaying wearing layer (3) includes the component of following mass fraction: the mass percentage content of 13 parts of chromium be 43%~
45% ferrochrome powder, 3.3 parts of manganese mass percentage content be 78%~80% ferromanganese powder, 1.8 parts of molybdenums mass percentage content
For 60%~62% molybdenum-iron powder, the mass percentage content of 0.4 part of niobium be 71%~73% ferro-niobium powder, 3 parts of magnesium quality percentage
Than content be 35%~37% Al-Mg alloy powder, 5 parts of silicon mass percentage content be 70%~72% ferrosilicon powder, 6 parts of boron
Ferro-boron powder, 7 parts of graphite powders and the 28 parts of atomized iron powders that mass percentage content is 15%~17%.
3. a kind of inexpensive composite wear-resistant layer cement raw material grinding roller according to claim 1, it is characterised in that: the raw material
Grinding roller weld matrix (2) with a thickness of 3~6 centimetres, the raw material grinding roll overlaying wearing layer (3) with a thickness of 0.5~2.0 li
Rice.
4. a kind of inexpensive composite wear-resistant layer cement raw material grinding roller according to claim 1, it is characterised in that: the raw material
Installation raised tooth (4) is provided on the inside of grinding roller welding matrix (2), the length direction of installation raised tooth (4) is parallel to institute
The axis of raw material grinding roller welding matrix (2) is stated, raw material grinding roller installation base body (1) roll surface is provided with the cooperation installation protrusion
The installation recessed groove (5) of tooth (4).
5. a kind of inexpensive composite wear-resistant layer cement raw material grinding roller according to claim 1, it is characterised in that: the raw material
The first anti-skidding fixing groove (6), raw material grinding roller installation base body (1) the roll surface setting are provided on the inside of grinding roller welding matrix (2)
Have the second anti-skidding fixing groove (7) corresponding with the described first anti-skidding fixing groove (6) position, the first anti-skidding fixing groove (6) and
It is equipped with anti-skidding fixed pin (8) in the second anti-skidding fixing groove (7), the length direction of the anti-skidding fixed pin (8) is parallel to
The axis of raw material grinding roller welding matrix (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810841135.9A CN109046582A (en) | 2018-07-27 | 2018-07-27 | A kind of low cost composite wear-resistant layer cement raw material grinding roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810841135.9A CN109046582A (en) | 2018-07-27 | 2018-07-27 | A kind of low cost composite wear-resistant layer cement raw material grinding roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109046582A true CN109046582A (en) | 2018-12-21 |
Family
ID=64836602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810841135.9A Withdrawn CN109046582A (en) | 2018-07-27 | 2018-07-27 | A kind of low cost composite wear-resistant layer cement raw material grinding roller |
Country Status (1)
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| CN (1) | CN109046582A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1230601A (en) * | 1998-04-02 | 1999-10-06 | 中南工业大学 | Abrasion resistant Mn-W-Ti casting steel |
| CN1297681C (en) * | 2002-02-27 | 2007-01-31 | 新日本制铁株式会社 | Atmosphere corrosion resisting steel plate having high strength and excellent bending formability and method for production thereof |
| CN101497152A (en) * | 2009-02-26 | 2009-08-05 | 山东大学 | Large-diameter flux-cored wire for revolving body or wear-resistant composite board overlaying welding |
| CN103074548A (en) * | 2013-01-24 | 2013-05-01 | 宝山钢铁股份有限公司 | High-anticorrosion high-strength Al-containing weather-proof steel plate and manufacturing method thereof |
| CN203919856U (en) * | 2014-07-11 | 2014-11-05 | 杭州振铭实业有限公司 | A kind of Corrugator roller |
| CN205190581U (en) * | 2015-10-21 | 2016-04-27 | 湖南远扬煤机制造有限公司 | Multistage circle roll -type disk floodgate and single -stage soft start stepless speed control case |
| CN106238709A (en) * | 2016-07-26 | 2016-12-21 | 镇江富华轧辊有限公司 | The manufacture of a kind of grinding roller/remanufacture high-abrasive material and preparation method thereof |
| CN106378511A (en) * | 2016-11-08 | 2017-02-08 | 甘肃酒钢集团西部重工股份有限公司 | Surfacing welding process for wear-resistant grinding roller |
-
2018
- 2018-07-27 CN CN201810841135.9A patent/CN109046582A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1230601A (en) * | 1998-04-02 | 1999-10-06 | 中南工业大学 | Abrasion resistant Mn-W-Ti casting steel |
| CN1297681C (en) * | 2002-02-27 | 2007-01-31 | 新日本制铁株式会社 | Atmosphere corrosion resisting steel plate having high strength and excellent bending formability and method for production thereof |
| CN101497152A (en) * | 2009-02-26 | 2009-08-05 | 山东大学 | Large-diameter flux-cored wire for revolving body or wear-resistant composite board overlaying welding |
| CN103074548A (en) * | 2013-01-24 | 2013-05-01 | 宝山钢铁股份有限公司 | High-anticorrosion high-strength Al-containing weather-proof steel plate and manufacturing method thereof |
| CN203919856U (en) * | 2014-07-11 | 2014-11-05 | 杭州振铭实业有限公司 | A kind of Corrugator roller |
| CN205190581U (en) * | 2015-10-21 | 2016-04-27 | 湖南远扬煤机制造有限公司 | Multistage circle roll -type disk floodgate and single -stage soft start stepless speed control case |
| CN106238709A (en) * | 2016-07-26 | 2016-12-21 | 镇江富华轧辊有限公司 | The manufacture of a kind of grinding roller/remanufacture high-abrasive material and preparation method thereof |
| CN106378511A (en) * | 2016-11-08 | 2017-02-08 | 甘肃酒钢集团西部重工股份有限公司 | Surfacing welding process for wear-resistant grinding roller |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181221 |
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