CN104525310A - Crushing roller - Google Patents
Crushing roller Download PDFInfo
- Publication number
- CN104525310A CN104525310A CN201410841018.4A CN201410841018A CN104525310A CN 104525310 A CN104525310 A CN 104525310A CN 201410841018 A CN201410841018 A CN 201410841018A CN 104525310 A CN104525310 A CN 104525310A
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- CN
- China
- Prior art keywords
- crushing teeth
- crushing
- breaking
- ring
- breaking ring
- 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.)
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Classifications
-
- 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
- B02C4/305—Wear resistant rollers
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- 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
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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 provides a crushing roller. The crushing roller comprise a roller shaft and a crushing ring which is arranged on the roller shaft; the crushing ring comprises crushing teeth and key grooves, wherein the crushing teeth are formed on the outer edge of the body of the crushing rings, and the key grooves are symmetrically formed in the inner edge of the body of the crushing rings; and the centers of the key grooves do not coincide with the centers of the crushing teeth. Because the adjacent crushing teeth on the roller shafts are different in height, the clinker taking and crushing capacity of the crushing roller can be improved, and the production efficiency and the economic benefit can be increased.
Description
Technical field
The present invention relates to field of cement production, especially relate to a kind of breaker roll playing chamotte crushing effect.
Background technology
Cement producing line grate-cooler belongs to Thermal Equipment, mainly plays cooling, conveying, recuperation of heat, broken effect to the material from rotary kiln.Material crushing device is middle kibbler roll, and main broken is extruded mutually by breaking ring on roll shaft.
As shown in Figure 3, the breaking ring crushing teeth positional alignment of existing grate-cooler is neat and tooth depth is equal, and breaking capacity can not meet the demands.Simultaneously due to the restriction of current material, use middle serious wear, the life-span is short, frequently need change breaking ring, greatly reduce production efficiency, improve production cost.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of breaker roll, and object improves chamotte crushing ability.
To achieve these goals, the technical scheme that the present invention takes is:
Described breaker roll, comprise roll shaft and be arranged on the breaking ring on roll shaft, described breaking ring comprises the crushing teeth that is located at ring body outer rim and the symmetrical keyway being located at ring body inner edge, and each crushing teeth tooth depth is different, the center between described keyway not with the center superposition of each pair of crushing teeth.
Mutually stagger in the crushing teeth position of adjacent breaking ring and tooth depth is different.
Described breaking ring has two kinds, a kind of center line of keyway of breaking ring overlaps with the center line of at least one crushing teeth, the keyway of another kind of breaking ring does not overlap with the center line of crushing teeth, and the crushing teeth number of two kinds of breaking rings is equal, and two kinds of breaking rings are disposed on described roll shaft.
Described crushing teeth top surface heap is welded with wearing layer.
Each alloying element quality proportioning of described wearing layer material is: C:0.38 ~ 0.46%, Si:1.2 ~ 2.1%, Mn:1.0 ~ 1.6%, P :≤0.035%, S :≤0.035%, Ni:9 ~ 12%, Cr:26 ~ 28%, Mo:0.3 ~ 0.5%, N:0.8 ~ 1.2%, Re:0.7 ~ 1.0%.
Described breaking ring is high-wear-resistancecast cast steel part, and in its material, each alloying element quality proportioning is: C:0.12 ~ 0.15%, Si:0.8 ~ 1.1%, Mn :≤1%, P :≤0.03%, S :≤0.03%, Ni:12 ~ 15%, Cr:19 ~ 22%, Mo:0.3 ~ 0.5%, N:0.8 ~ 1.2%.
Adopt technique scheme, what the breaking ring tooth depth difference on adjacent roll shaft improve the broken grog of breaker roll gulps down the ability of pulling and breaking capacity, improves production efficiency and economic benefit.
Stagger and the different breaking capacity further increasing breaker roll of tooth depth in the crushing teeth position of adjacent breaking ring.Add and only need change breaking ring keyway position man-hour and just can realize, process simple and convenient
Wearing layer improves the anti-wear performance of breaker roll, extends the service life of breaker roll, improves efficiency, reduce cost.
The improvement of wearing layer material and breaking ring material effectively improve breaking ring in working order under anti-wear performance, extend the service life of breaker roll further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first breaking ring in the present invention;
Fig. 2 is the structural representation of the second breaking ring in the present invention;
Fig. 3 is the structural representation of breaker roll in prior art.
Being labeled as in figure:
1, crushing teeth; 2, keyway; 3, wearing layer.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is described in further detail, have more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present invention, technical scheme.
As shown in Figure 1 and Figure 2, the invention provides a kind of breaker roll, comprise roll shaft and be arranged on the breaking ring on roll shaft, breaking ring comprises the crushing teeth 1 and the symmetrical keyway 2 being located at ring body inner edge that are located at ring body outer rim, each crushing teeth 1 tooth depth is different, the center between keyway 2 not with the center superposition of each pair of crushing teeth 1.
Breaking ring has two kinds, a kind of center line of keyway 2 of breaking ring overlaps with the center line of at least one crushing teeth 1, the keyway 2 of another kind of breaking ring does not overlap with the center line of crushing teeth 1, and crushing teeth 1 number of two kinds of breaking rings is equal, and two kinds of breaking rings are disposed on described roll shaft.As long as two kinds of breaking rings, adding change in man-hour keyway 2 Working position, need not arrange new processing tool and change operation, therefore save manpower and reduce costs.
Breaking ring is by the positioning key location and installation on roll shaft, and mutually stagger in crushing teeth 1 position of adjacent breaking ring and tooth depth is different.Breaking ring minimum clearance on adjacent roll shaft is 20mm, and during normal work, tooth top and tooth top misplace.The breaking capacity of broken grog and gulp down the ability of pulling and improve all thus.
Described breaking ring is high-wear-resistancecast cast steel part, and in its material, each alloying element quality proportioning is: C:0.12 ~ 0.15%, Si:0.8 ~ 1.1%, Mn :≤1%, P :≤0.03%, S :≤0.03%, Ni:12 ~ 15%, Cr:19 ~ 22%, Mo:0.3 ~ 0.5%, N:0.8 ~ 1.2%.
Crushing teeth 1 top surface heap is welded with wearing layer 3.Each alloying element quality proportioning of wearing layer 3 material is: C:0.38 ~ 0.46%, Si:1.2 ~ 2.1%, Mn:1.0 ~ 1.6%, P :≤0.035%, S :≤0.035%, Ni:9 ~ 12%, Cr:26 ~ 28%, Mo:0.3 ~ 0.5%, N:0.8 ~ 1.2%, Re:0.7 ~ 1.0%.
Add appropriate nickel in new material to improve the intensity of steel, good plasticity and toughness can be kept again, at high temperature have antirust and temperature capacity.Utilize chromium can significantly improve intensity, hardness and wearability, strengthen non-oxidizability and corrosion resistance simultaneously.The molybdenum added can make the grain refinement of steel, improves quenching degree and thermostrength, keeps enough intensity and creep resisting ability when high temperature; Nitrogen can improve the intensity of steel, low-temperature flexibility and weldability, increases aging sensitivity.By controlling the compositional range of each alloying element, both ensure that high-wear-resistancecast cast steel part anti-wear performance, having improved its service life, having in turn ensure that the processability of spray, prevented its processing cost excessive, be unfavorable for processing.
Wearing layer 3 material then improves the constituent content of Si, Mn further, strengthens anti-wear performance, more with the addition of appropriate rhenium element, can crystal grain thinning, controls the formation of sulfide, effectively improves hardness and the anti-wear performance of wearing layer 3.Thus effectively improve the service life of breaking ring, avoid significantly improving production cost simultaneously.
Casting technique is first adopted to cast out breaking ring blank during manufacture, by crushing teeth on breaking ring 1 periphery along the circumferential direction overall processing fall certain thickness, ensure overlaying surface flat smooth, use special purpose machinery by high-abrasive material heat fused, heap is soldered to crushing teeth 1 top surface, is finally polished flat by facing surface.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (6)
1. a breaker roll, comprise roll shaft and be arranged on the breaking ring on roll shaft, described breaking ring comprises the crushing teeth (1) and the symmetrical keyway (2) being located at ring body inner edge that are located at ring body outer rim, it is characterized in that: each crushing teeth (1) tooth depth is different, the center between described keyway (2) not with the center superposition of each pair of crushing teeth (1).
2. breaker roll as claimed in claim 1, is characterized in that: mutually stagger in crushing teeth (1) position of adjacent breaking ring and tooth depth is different.
3. breaker roll as claimed in claim 2, it is characterized in that: described breaking ring has two kinds, a kind of center line of keyway (2) of breaking ring overlaps with the center line of at least one crushing teeth (1), the keyway (2) of another kind of breaking ring does not overlap with the center line of crushing teeth (1), crushing teeth (1) number of two kinds of breaking rings is equal, and two kinds of breaking rings are disposed on described roll shaft.
4. breaker roll as claimed in claim 1, is characterized in that: described crushing teeth (1) top surface heap is welded with wearing layer (3).
5. breaker roll as claimed in claim 4, it is characterized in that: each alloying element quality proportioning of described wearing layer (3) material is: C:0.38 ~ 0.46%, Si:1.2 ~ 2.1%, Mn:1.0 ~ 1.6%, P :≤0.035%, S :≤0.035%, Ni:9 ~ 12%, Cr:26 ~ 28%, Mo:0.3 ~ 0.5%, N:0.8 ~ 1.2%, Re:0.7 ~ 1.0%.
6. the breaker roll according to any one of claim 1-5, it is characterized in that: described breaking ring is high-wear-resistancecast cast steel part, in its material, each alloying element quality proportioning is: C:0.12 ~ 0.15%, Si:0.8 ~ 1.1%, Mn :≤1%, P :≤0.03%, S :≤0.03%, Ni:12 ~ 15%, Cr:19 ~ 22%, Mo:0.3 ~ 0.5%, N:0.8 ~ 1.2%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410841018.4A CN104525310B (en) | 2014-12-30 | 2014-12-30 | Crushing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410841018.4A CN104525310B (en) | 2014-12-30 | 2014-12-30 | Crushing roller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104525310A true CN104525310A (en) | 2015-04-22 |
| CN104525310B CN104525310B (en) | 2017-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410841018.4A Active CN104525310B (en) | 2014-12-30 | 2014-12-30 | Crushing roller |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002141A (en) * | 2013-11-11 | 2014-08-27 | 柳州市粤柳糖机制造有限责任公司 | Sugarcane press roller surfacing method |
| CN105413794A (en) * | 2015-10-28 | 2016-03-23 | 中国矿业大学 | Coarse and fine crushing integrated type middling coal wet crushing machine |
| CN105833937A (en) * | 2016-06-07 | 2016-08-10 | 常熟中材装备重型机械有限公司 | Cement clinker roll crusher |
| CN106076477A (en) * | 2016-08-10 | 2016-11-09 | 苏州兮然工业设备有限公司 | Lithium battery raw material pulverizing ceramic roller and pottery twin rollers |
| TWI636830B (en) * | 2015-08-31 | 2018-10-01 | 日商川崎重工業股份有限公司 | Roller crusher of cooling device |
| CN110404824A (en) * | 2019-08-21 | 2019-11-05 | 桂林电子科技大学 | A kind of raw coal and the quick sorting unit of gangue and method |
| CN110643898A (en) * | 2019-10-15 | 2020-01-03 | 中南大学 | Wear-resistant corrosion-resistant nonmagnetic alloy material and preparation method thereof |
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| DE3336827A1 (en) * | 1983-10-10 | 1985-04-25 | Claudius Peters Ag, 2000 Hamburg | CRUSHING ROLLER FOR ROLLER CRUSHERS |
| EP1084752A1 (en) * | 1999-09-10 | 2001-03-21 | Van den Eynde, Willy | Device for cutting up materials |
| CN103691517A (en) * | 2013-12-06 | 2014-04-02 | 徐州中联水泥有限公司 | Roller of roll type crusher |
| CN103721784A (en) * | 2013-12-16 | 2014-04-16 | 盛金平 | Crusher tooth roller with arc toothed plates |
| CN203862300U (en) * | 2014-04-30 | 2014-10-08 | 四川江油新川矿山机械有限公司 | Double-rack staggering structure of pin roll |
| CN104128224A (en) * | 2014-07-10 | 2014-11-05 | 太原重工股份有限公司 | Double-geared roller crusher and gear ring assembly thereof |
| CN204429386U (en) * | 2014-12-30 | 2015-07-01 | 安徽海螺川崎装备制造有限公司 | Breaker roll |
-
2014
- 2014-12-30 CN CN201410841018.4A patent/CN104525310B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3336827A1 (en) * | 1983-10-10 | 1985-04-25 | Claudius Peters Ag, 2000 Hamburg | CRUSHING ROLLER FOR ROLLER CRUSHERS |
| EP1084752A1 (en) * | 1999-09-10 | 2001-03-21 | Van den Eynde, Willy | Device for cutting up materials |
| CN103691517A (en) * | 2013-12-06 | 2014-04-02 | 徐州中联水泥有限公司 | Roller of roll type crusher |
| CN103721784A (en) * | 2013-12-16 | 2014-04-16 | 盛金平 | Crusher tooth roller with arc toothed plates |
| CN203862300U (en) * | 2014-04-30 | 2014-10-08 | 四川江油新川矿山机械有限公司 | Double-rack staggering structure of pin roll |
| CN104128224A (en) * | 2014-07-10 | 2014-11-05 | 太原重工股份有限公司 | Double-geared roller crusher and gear ring assembly thereof |
| CN204429386U (en) * | 2014-12-30 | 2015-07-01 | 安徽海螺川崎装备制造有限公司 | Breaker roll |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002141A (en) * | 2013-11-11 | 2014-08-27 | 柳州市粤柳糖机制造有限责任公司 | Sugarcane press roller surfacing method |
| TWI636830B (en) * | 2015-08-31 | 2018-10-01 | 日商川崎重工業股份有限公司 | Roller crusher of cooling device |
| EP3345680A4 (en) * | 2015-08-31 | 2019-03-13 | Kawasaki Jukogyo Kabushiki Kaisha | Roll crusher of cooler device |
| EP3345680B1 (en) | 2015-08-31 | 2020-05-27 | Kawasaki Jukogyo Kabushiki Kaisha | Roll crusher of cooler device |
| CN105413794A (en) * | 2015-10-28 | 2016-03-23 | 中国矿业大学 | Coarse and fine crushing integrated type middling coal wet crushing machine |
| CN105413794B (en) * | 2015-10-28 | 2018-01-05 | 中国矿业大学 | Coal wet crushing machine in a kind of broken integral type of thickness |
| CN105833937A (en) * | 2016-06-07 | 2016-08-10 | 常熟中材装备重型机械有限公司 | Cement clinker roll crusher |
| CN105833937B (en) * | 2016-06-07 | 2017-11-07 | 常熟中材装备重型机械有限公司 | Cement clinker roller-type crusher |
| CN106076477A (en) * | 2016-08-10 | 2016-11-09 | 苏州兮然工业设备有限公司 | Lithium battery raw material pulverizing ceramic roller and pottery twin rollers |
| CN110404824A (en) * | 2019-08-21 | 2019-11-05 | 桂林电子科技大学 | A kind of raw coal and the quick sorting unit of gangue and method |
| CN110643898A (en) * | 2019-10-15 | 2020-01-03 | 中南大学 | Wear-resistant corrosion-resistant nonmagnetic alloy material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104525310B (en) | 2017-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Breaker roll wheel Effective date of registration: 20180911 Granted publication date: 20170118 Pledgee: Huizhou Merchants Bank Wuhu Beijing road sub branch Pledgor: Anhui Conch Chuanqi Equipment Manufacturing Co., Ltd. Registration number: 2018340000483 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191008 Granted publication date: 20170118 Pledgee: Huizhou Merchants Bank Wuhu Beijing road sub branch Pledgor: Anhui Conch Chuanqi Equipment Manufacturing Co., Ltd. Registration number: 2018340000483 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |