CN102688790B - Multi-roll crusher - Google Patents
Multi-roll crusher Download PDFInfo
- Publication number
- CN102688790B CN102688790B CN201210185448.6A CN201210185448A CN102688790B CN 102688790 B CN102688790 B CN 102688790B CN 201210185448 A CN201210185448 A CN 201210185448A CN 102688790 B CN102688790 B CN 102688790B
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- horizontal grinding
- roller
- roll
- grinding roller
- horizontal
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Abstract
The invention relates to a multi-roll crusher, which comprises a fixed frame and a movable frame. The multi-roll crusher is characterized in that a horizontal grinding roll system is arranged on the top of the fixed frame, the horizontal grinding roll system consists of more than two horizontal grinding rolls, the roll profile of each horizontal grinding roll is in a concave arc shape, the roll profiles of the horizontal grinding rolls for forming the horizontal grinding roll system encircle a circular hole, and each horizontal grinding roll in the horizontal grinding roll system rotates in the circle center of the circular hole encircled by the roll profiles; and the movable frame is arranged in the fixed frame, a guide mechanism in the vertical direction is arranged between the movable frame and the fixed frame, a vertical grinding roll is arranged in the middle of the movable frame, a rotating body formed by a transition curve is connected to the middle of the vertical grinding roll of which the top is hemispherical and the bottom is cylindrical, and the hemisphere on the top of the vertical grinding roll extends into the roll profile circular hole of the horizontal grinding roll system. The crusher has the advantages that minerals are drily crushed by adopting multiple rolls in a mode of extruding, shearing and grinding, so that the crushing granularity is low; and the crusher has obvious energy-saving and water-saving effects, and is reliable in use.
Description
Technical field
The present invention relates to a kind of multiple roll pulverizer, belong to mine field of metallurgical machine.
Background technology
Pulverizer is mainly used in the pulverizing of ore, is the requisite equipment of industry such as metallurgy, cement.The granularity of the reliable break mined material of existing pulverizing function is generally 10-20 millimeter, and is crushed to 1 millimeter of following size reduction machinery (can reach suitability for industrialized production) substantially in space state.And existing ball mill exists energy consumption high, efficiency is low, and milling medium consumption is large.Energy consumption high efficiency is low is mainly because most energy provide kinetic energy to milling mediums such as steel balls in the process of comminution of minerals, and the steel ball that obtains kinetic energy has considerable part energy effectively not act on impacting, in grinding mineral process to treat ore grinding thing, but lost with the forms such as impact friction between steel ball, between steel ball and liner plate.
Summary of the invention
The object of this invention is to provide the multiple roll pulverizer that energy consumption is low, efficiency is high, comminution of minerals granularity is little.
For solving the problems of the technologies described above, the invention provides following technical scheme:
The present invention includes fixed frame, movable machine frame, it is characterized in that: at the top of fixed frame, being provided with horizontal grinding roller is, horizontal grinding roller is to consist of two above horizontal grinding rollers, the roll shape of horizontal grinding roller is the circular arc of indent, the roll shape of each horizontal grinding roller of the horizontal grinding roller of formation system is encircled into a circular hole, the power that horizontal grinding roller is is input as each horizontal grinding roller independent input power, or one of them horizontal grinding roller is as power input roller, the power that other horizontal grinding roller is inputted by power input roller by being arranged on the intermeshing gear transmission of each grinding roller axle head, the center of circle direction rotation of the circular hole that each the horizontal grinding roller in horizontal grinding roller system is all encircled into each roll shape, movable machine frame is arranged on the horizontal stand in fixed frame, between movable machine frame and fixed frame, be provided with the guiding mechanism of vertical direction, at movable machine frame middle part, roll mill roller is installed, roll mill roller top is that domed bottom is the rotary body that cylindrical middle connection is become by an easement curve, roll mill roller top half radius of a ball is identical with the roll shape circle hole radius that horizontal grinding roller is, and roll mill roller top hemisphere stretches in the roll shape circular hole of horizontal grinding roller system, in the bottom of movable machine frame, be provided with movable machine frame with the horizontal stand of fixed frame and locate and pressure-regulating device.
Advantage of the present invention is: adopt multiple roll, in the mode of extruding, shearing grinding, mineral are carried out to dry type pulverizing and effectively realized to industrialization the mineral of 10～20 millimeters are directly crushed to 0～1 millimeter reliably; Energy-saving effect is obvious, compares can save energy 50 percent with ball mill; Water-saving result is obvious, the present invention is that dry operation can be saved a large amount of ore grinding waters, for magnetic mineral the present invention and dry-type magnetic extractor integration of operation, more can greatly reduce ore grinding and mill water amount, also reduce greatly the risk in Tailings Dam construction scale and scale of investment and Tailings Dam use procedure; Use reliably, due to structural principle of the present invention, do not have the roller surface inhomogeneous problem of wearing and tearing, also can not occur because grinding roller wearing and tearing affect the underproof problem of grinding charge material output granularity.
Accompanying drawing explanation
Fig. 1 is the structural representation that horizontal grinding roller of the present invention is two rollers;
Fig. 2 is the schematic diagram that the horizontal grinding roller of two rollers system coordinates with roll mill roller;
Fig. 3 is the structural representation of the horizontal grinding roller of three rollers system.
The specific embodiment
With reference to accompanying drawing 1, 2, it is three roller pulverizers of two rollers that a kind of horizontal grinding roller is provided in accompanying drawing, comprise fixed frame 1, movable machine frame 2, horizontal grinding roller is 3 to be located at the top of fixed frame 1, the axle of two horizontal grinding rollers is fixed with fixed frame 1 top by bearing and bearing block 4, the circular arc that the roll shape 11 of horizontal grinding roller is indent, the axis of two horizontal grinding rollers of the horizontal grinding roller of formation system be arranged in parallel, its roll shape is encircled into a circular hole 12, an axle head at each horizontal grinding roller is provided with a power input mechanism 6, power input mechanism 6 is belt pulley, sprocket wheel or gear, horizontal grinding roller is the center of circle direction rotation of the circular hole that is all encircled into its roll shape of two horizontal grinding rollers in 3, movable machine frame 2 is arranged on the horizontal stand in fixed frame 1, in the bottom of movable machine frame and the horizontal stand of fixed frame, be provided with movable machine frame location and pressure-regulating device 8, on horizontal stand, be provided with symmetrically vertical guide stem 10, movable machine frame is provided with the gathering sill 9 coordinating with vertical guide stem 10, gathering sill 9 coordinates with vertical guide stem 10 and defines movable machine frame and can only move in vertical direction, at movable machine frame middle part, roll mill roller 5 is installed, the axle of roll mill roller 5 is fixed by bearing and movable machine frame, roll mill roller top is that domed bottom is the rotary body that cylindrical middle connection is become by an easement curve, roll mill roller top half radius of a ball is identical with roll shape circular hole 12 radiuses that horizontal grinding roller is, and roll mill roller top hemisphere stretches in the roll shape circular hole 12 of horizontal grinding roller system, the power input mechanism 7 of roll mill roller is located at the axle head of roll mill roller.
Crushing process of the present invention is: the top that material is roll shape circular hole from horizontal grinding roller adds, by three grinding rollers (two horizontal grinding rollers and a roll mill roller) top, entered between grinding roller, two horizontal grinding rollers rotate relatively to roll mill roller center of circle direction separately, and meanwhile the horizontal grinding roller of roll mill roller also with two rotates simultaneously.For entering material between three grinding rollers, will be subject to the strong longitudinally extruding of horizontal grinding roller system and from shearing and the grinding of roll mill roller, whole crushing process is also positive feed process simultaneously, through the material of pulverizing, from the bottom of roll mill roller, discharges simultaneously.Movable machine frame location and the pressure-regulating device of the configuration of movable machine frame bottom will regulate three operating pressures between grinding roller effectively.
The horizontal grinding roller quantity of the horizontal grinding roller of formation system is not limited to two, can configure three or more horizontal grinding roller according to the requirement of the treating capacity of material and mog.It is four roller pulverizers of three rollers that Fig. 3 provides a kind of horizontal grinding roller, its three horizontal grinding roller countershaft lines become hexagonal angle to distribute, one of them horizontal grinding roller is as power input roller, the axle head of its one end is provided with a power input mechanism, and the axle head of its other end and other horizontal grinding roller transmit by being arranged on the intermeshing bevel gear 13 of each grinding roller axle head the power of being inputted by power input roller.
Claims (1)
1. a multiple roll pulverizer, comprise fixed frame, movable machine frame, it is characterized in that: at the top of fixed frame, being provided with horizontal grinding roller is, horizontal grinding roller is to consist of two above horizontal grinding rollers, the roll shape of horizontal grinding roller is the circular arc of indent, the roll shape of each horizontal grinding roller of the horizontal grinding roller of formation system is encircled into a circular hole, the power that horizontal grinding roller is is input as each horizontal grinding roller independent input power, or one of them horizontal grinding roller is as power input roller, the power that other horizontal grinding roller is inputted by power input roller by being arranged on the intermeshing gear transmission of each grinding roller axle head, the center of circle direction rotation of the circular hole that each the horizontal grinding roller in horizontal grinding roller system is all encircled into each roll shape, movable machine frame is arranged on the horizontal stand in fixed frame, between movable machine frame and fixed frame, be provided with the guiding mechanism of vertical direction, at movable machine frame middle part, roll mill roller is installed, the axle of roll mill roller is fixed by bearing and movable machine frame, roll mill roller top is hemispherical, bottom is cylindrical, the rotary body that middle connection is become by a fillet surface, roll mill roller top half radius of a ball is identical with the roll shape circle hole radius that horizontal grinding roller is, and roll mill roller top hemisphere stretches in the roll shape circular hole of horizontal grinding roller system, the power input mechanism of roll mill roller is located at the axle head of roll mill roller, in the bottom of movable machine frame and the horizontal stand of fixed frame, be provided with movable machine frame location and pressure-regulating device, the top that material is roll shape circular hole from horizontal grinding roller adds, through the material of pulverizing, from the bottom of roll mill roller, discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185448.6A CN102688790B (en) | 2012-06-01 | 2012-06-01 | Multi-roll crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185448.6A CN102688790B (en) | 2012-06-01 | 2012-06-01 | Multi-roll crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102688790A CN102688790A (en) | 2012-09-26 |
| CN102688790B true CN102688790B (en) | 2014-04-02 |
Family
ID=46854621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210185448.6A Expired - Fee Related CN102688790B (en) | 2012-06-01 | 2012-06-01 | Multi-roll crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102688790B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103008064B (en) * | 2012-12-07 | 2014-06-25 | 陈晨 | Disc roller pulverizer |
| CN110560207B (en) * | 2019-09-26 | 2020-12-01 | 江苏医药职业学院 | A garrulous medicine device for traditional chinese medical science medicinal material |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB373532A (en) * | 1931-10-24 | 1932-05-26 | Paul Von Knuepffer | Improvements in roller mills |
| DE2830951A1 (en) * | 1978-07-14 | 1980-01-24 | Herzner Hans | Vibrator assisted grain milling equipment - uses shaped milling body adjacent rollers to give constantly varying milling gap |
| DE4232045A1 (en) * | 1992-09-24 | 1994-03-31 | Krupp Polysius Ag | Brittle-material crusher with contra-rotating tools - has tool length less than dia. and gap between them less than thickness of crushed material in scab form |
| CN2761266Y (en) * | 2005-01-28 | 2006-03-01 | 程利华 | Grinding roller and horizontal, verticle grinding device and primary grinder |
| CN2889611Y (en) * | 2006-03-31 | 2007-04-18 | 江苏科行环境工程技术有限公司 | Convex and concave roll combined type balling device |
| WO2009154585A2 (en) * | 2008-06-20 | 2009-12-23 | Bingol Oz | Screw effective mill and crusher |
| RU2403975C1 (en) * | 2009-08-18 | 2010-11-20 | Закрытое Акционерное Общество "Твин Трейдинг Компани" | Roll homogeniser-crusher |
| CN202155216U (en) * | 2011-07-01 | 2012-03-07 | 河北钢铁集团矿业有限公司 | Improved roller of high-pressure roller mill |
| CN202725237U (en) * | 2012-06-01 | 2013-02-13 | 陈晨 | Multi-roll pulverizer |
-
2012
- 2012-06-01 CN CN201210185448.6A patent/CN102688790B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102688790A (en) | 2012-09-26 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20180601 |
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| CF01 | Termination of patent right due to non-payment of annual fee |