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 PDF

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Publication number
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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CN
China
Prior art keywords
raw material
grinding roller
material grinding
parts
resistant layer
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.)
Withdrawn
Application number
CN201810841135.9A
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Chinese (zh)
Inventor
王林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Zhuo Huang Machinery Equipment Co Ltd
Original Assignee
Anhui Zhuo Huang Machinery Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anhui Zhuo Huang Machinery Equipment Co Ltd filed Critical Anhui Zhuo Huang Machinery Equipment Co Ltd
Priority to CN201810841135.9A priority Critical patent/CN109046582A/en
Publication of CN109046582A publication Critical patent/CN109046582A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/30Shape or construction of rollers
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

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

A kind of low cost composite wear-resistant layer cement raw material grinding roller
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).
CN201810841135.9A 2018-07-27 2018-07-27 A kind of low cost composite wear-resistant layer cement raw material grinding roller Withdrawn CN109046582A (en)

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

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Citations (8)

* Cited by examiner, † Cited by third party
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

Patent Citations (8)

* Cited by examiner, † Cited by third party
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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