CN103406169A - Cement final grinding roller press with material grinding and waste discharging functions - Google Patents
Cement final grinding roller press with material grinding and waste discharging functions Download PDFInfo
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- CN103406169A CN103406169A CN2013103600722A CN201310360072A CN103406169A CN 103406169 A CN103406169 A CN 103406169A CN 2013103600722 A CN2013103600722 A CN 2013103600722A CN 201310360072 A CN201310360072 A CN 201310360072A CN 103406169 A CN103406169 A CN 103406169A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
The invention discloses a cement final grinding roller press with material grinding and waste discharging functions, and aims to solve the problems that the current cement final grinding roller press is complex in structure and relatively high in manufacturing and operation costs and the quality of a cement product is lowered because wastes are mixed in a product. The cement final grinding roller press disclosed by the invention has the advantages of reasonable structure, convenience in use, lower cost, capability of automatically discharging wastes and improving the quality of the cement product, and the like. The cement final grinding roller press structurally comprises two rollers which are arranged on a rack and shaped like a frustum along the axis direction, wherein one of the rollers is a movable roller, the other roller is a fixed roller, and the two rollers rotate at different speeds. The movable roller is pressurized through a hydraulic cylinder and used for squeezing and grinding materials. A waste discharging device is arranged below the two rollers.
Description
Technical field
The present invention relates to cement industry equipment, particularly cement finish grinding system roll squeezer.
Background technology
Roll squeezer is a kind of milling equipment of fragile material, is adapted to pulverizing cement grog, granulated blast furnace slag, cement raw material, gypsum, cement, quartz sand, iron ore etc.It is smooth by two roll surfaces, roller carries out high-pressure extrusion to material and pulverizes in relative rotation, and roll squeezer has been widely used in the cement grinding industry as a kind of energy-efficient product of maturation, has obtained obvious effect.But because the material crystal shape after the roll squeezer extruding is sheet or column, as cement finish grinding equipment, the cement of producing exists the defect that water requirement is large, concrete strength reduces, thus usually need with the supporting composition pregrinding system of roll squeezer or combination grinding system.And roll squeezer exists as cement finish grinding equipment the problem that power consumption is high, equipment maintenance cost is large all the time.Because equipment in use can produce after certain waste material and fine powder mix, can't separate simultaneously, therefore have the problems such as cement product quality is not high.
Summary of the invention
Goal of the invention of the present invention is: in order to solve current roll squeezer, also need to be equipped with other equipment and cause complex structure, cost is higher, and after waste material and Product mix, the problem that quality reduces.The invention provides and a kind ofly have rational in infrastructurely, easy to use, cost is lower, waste material can be discharged, and improves the roll squeezer that material grinds loose and waste material excretory function that has of cement product quality.
The technical solution used in the present invention is such: a kind of have a set of cement finish grinding roller press that material grinds loose and waste material excretory function, and it comprises rack-mounted two rollers that match, and one of them is movable roll, and another is stationary roll.Described roller is the taper type structure along axis direction, and two rollers cooperatively interact material is carried out to attrition crushing.The situation of the running of two rollers: both carry out differential motion, in the situation that roller angular speed is certain, the linear velocity difference of roller each point, the material movement speed that is positioned at the roller different parts is also just different, thereby material also is subject to shear stress when being under pressure; The situation that the rotating speed of two rollers is different: material is in the extruded process along roll surface, and due to roller rotating speed difference, the linear velocity of material rotation that is positioned at roll surface is not identical yet; Because roller is the conical surface, material is not identical in the linear velocity of roll surface difference yet, thereby material also is subject to the shear stress between material when being under pressure simultaneously.By the mach material of roll-in of the present invention, the crystal shape of material is spherical or the ellipsoid shape from sheet or column by correction of the flank shape, completes the whole grinding process of material.It below two rollers, is the waste material eduction gear.
Described batching eduction gear is comprised of photoelectric sensor, turnover panel, power set, waste material scavenge port, and photoelectric sensor is arranged on movable roller, and turnover panel is arranged on the roll gap below, and is connected with power set, and the waste material scavenge port is below frame.
Described power set are hydraulic cylinder, and it is connected with solenoid directional control valve, and solenoid directional control valve is connected with photoelectric sensor.
Described photoelectric sensor is light emitting diode and phototriode, and wherein light emitting diode is arranged on movable roller one side, and phototriode is arranged on the opposite side of movable roller.
Described roller has large end and two end faces of small end perpendicular to axis, and a large end of roller and another roller small end are in the same side.
Described roller outside diameter 500～2500mm, roller end diameter 300～2300mm, roll width 500～2300mm.Material crystal shape after attrition crushing is approximate is spherical.
The angle range of described turnover panel is 0 to 70 degree.With waste material, be advisable from smooth discharge the on turnover panel.
The present invention utilizes the different differential motions that produce of big or small roller diameter, make roll squeezer in pressing materials, will expect that cake grinds loose, under material is fed by the spout of roller top, enter in the gap between two rollers, under the squeezing action of high pressure (40～350 MPa), material is pressed into closely knit but is full of the material cake of crackle, while is due to the differential motion of roller, between roller, produce and grind loose power, make to expect that cake pulverizes into fine powder, can save traditional equipment of breaing up.
Its another kind of function is that waste material is drained, it adopts the waste material eduction gear be comprised of photoelectric sensor, turnover panel, power set, waste material scavenge port for this reason, wherein the light emitting diode of photoelectric sensor is contained in movable roller one side, phototriode is arranged on the opposite side of movable roller, turnover panel is arranged on two roll gap belows, and controlled by power set, the corner of turnover panel is in 0 to 70 degree scope, with waste material, be advisable from smooth discharge the on turnover panel, the frame below is provided with the waste material outlet, realize separating of fines and fine powder, thereby waste material is excreted out.
In sum, owing to having adopted technique scheme, the invention has the beneficial effects as follows: roll squeezer simple in structure, easy to use, can reduce the ancillary equipment of roll squeezer, reduce equipment cost, effectively remove the waste material in cement, improve cement product quality.Effectively reduce the cement system grinding pow consumption, simplify the cement finish grinding system flow, reduce equipment maintenance cost.
The accompanying drawing explanation
Fig. 1 is a kind of set of cement finish grinding roller press structural representation that material grinds loose and waste material excretory function that has of the present invention.
Mark in figure: 1 is movable roll, and 2 is stationary roll, and 3 is photoelectric sensor, and 4 is turnover panel, and 5 is power set, and 6 is the waste material scavenge port, 7 hydraulic cylinders that move for driving movable roll.
Fig. 2 is the operation principle schematic diagram of the roller part of set of cement finish grinding roller press of the present invention.
Mark in figure: AA is the axis of movable roller, and BB is the fixing axis of roller, 7 hydraulic cylinders that move for the driving movable roll.
The specific embodiment
The invention will be further described with embodiment by reference to the accompanying drawings for figure below.
In Fig. 1, movable roller 1 is different with fixing roller 2 diameters, and roller is the taper type structure along axis direction.Both carry out differential motion simultaneously.Photoelectric sensor 3 is installed on movable roller 1, it is comprised of the light emitting diode that is arranged on roller 1 one sides and the phototriode of opposite side.Photoelectric sensor 3 is connected with magnetic valve, and this magnetic valve is connected with turnover panel hydraulic cylinder 5, and turnover panel hydraulic cylinder 5 is connected with turnover panel 4, and turnover panel 4 is positioned at two roll gap belows, and the angle range of turnover panel 4 is 0 to 70 degree, is advisable from smooth discharge the on turnover panel 4 with waste material.It below frame, is waste material scavenge port 6.
In Fig. 2 and Fig. 1, for making movable roller instantaneous origin-location of returning when surpassing maximum extrusion pressure, prevent from material sneaking into the non-crushed material of iron block and so on and damage roller, roll squeezer is provided with and drives the hydraulic cylinder 7 that movable roll 1 moves.
The course of work of the present invention is: when roll squeezer worked, the light that light emitting diode sends was received by phototriode, the triode conducting, and the solenoid directional control valve no power, the hydraulic cylinder 7 that driving movable roll 1 moves is not worked.When the hard things such as iron block were fallen into roll gap, under the effect of hydraulic cylinder 7, movable roller 1 is instantaneous, and it moved right fast, returns origin-location.When movable roll 1 moves right, light is covered, not conducting of triode, collector current makes the solenoid directional control valve energising after power amplifier amplifies, 5 work of turnover panel hydraulic cylinder, and pushing piston Compress Spring stretch out piston rod, promoting turnover panel 4 rotates, waste material is beaten on the turnover panel tilted and is discharged smoothly by outlet 6, and then movable roller 1, to left movement, is returned operating position; When it moved to operating point, the light that light emitting diode sends was received by phototriode again, at this moment triode conducting again, and solenoid directional control valve cuts off the power supply and resets, and piston rod is return under spring-force driven dual, and turnover panel resets, and roll squeezer works again.
Claims (6)
1. one kind has the set of cement finish grinding roller press that material grinds loose and waste material excretory function, mainly comprise have the movable roller (1) that grinds loose function, fixedly roller (2) and waste material eduction gear with excretory function, it is characterized in that: described roller is the taper type structure along axis direction, both carry out differential motion, two rollers carry out attrition crushing to material under the between centers pressure-acting, below two rollers, be the waste material discharge mechanism; Described waste material eduction gear is comprised of photoelectric sensor (3), turnover panel (4), power set (5), waste material scavenge port (6), photoelectric sensor (3) is arranged on movable roller (1), turnover panel (4) is arranged on the roll gap below, and be connected with power set (5), waste material scavenge port (6) is below frame.
2. according to claim 1 have a set of cement finish grinding roller press that material grinds loose and waste material excretory function, and it is characterized in that: described power set (5) are hydraulic cylinder, and it is connected with solenoid directional control valve, and solenoid directional control valve is connected with photoelectric sensor (3).
3. set of cement finish grinding roller press according to claim 1 is characterized in that: the angle range of described turnover panel (4) is 0 to 70 degree.
4. set of cement finish grinding roller press according to claim 1, it is characterized in that: described roller has large end and two end faces of small end perpendicular to axis, the large end of movable roller (1) with fixing roller (2) small end in the same side.
5. according to the described set of cement finish grinding roller press of claim 4, it is characterized in that: described roller outside diameter 500～2500mm, roller end diameter 300～2300mm, roll width 500～2300mm.
6. roller set of cement finish grinding roller press according to claim 1, it is characterized in that: described two rollers are under the hydraulic cylinder effect, and between centers pressure is in 40～350 MPas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103600722A CN103406169A (en) | 2013-08-19 | 2013-08-19 | Cement final grinding roller press with material grinding and waste discharging functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103600722A CN103406169A (en) | 2013-08-19 | 2013-08-19 | Cement final grinding roller press with material grinding and waste discharging functions |
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| CN103406169A true CN103406169A (en) | 2013-11-27 |
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| CN2013103600722A Pending CN103406169A (en) | 2013-08-19 | 2013-08-19 | Cement final grinding roller press with material grinding and waste discharging functions |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923339A (en) * | 2015-06-18 | 2015-09-23 | 苏晓玲 | Efficient iron powder removal pulverizer for producing ceramics |
| CN106670237A (en) * | 2016-12-19 | 2017-05-17 | 苏州唐氏机械制造有限公司 | Compression roller mechanism with unidirectional fine-adjustment function |
| CN106734229A (en) * | 2016-12-19 | 2017-05-31 | 苏州唐氏机械制造有限公司 | Finely tune controllable pressing roll mechanism |
| CN108889370A (en) * | 2018-08-29 | 2018-11-27 | 冷伟 | High-pressure roller mill is used in building building cement processing |
| CN112825669A (en) * | 2020-11-30 | 2021-05-25 | 河南省高新技术实业有限公司 | Convenient operation and efficient paper mulberry harvesting equipment |
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| US4074866A (en) * | 1975-09-10 | 1978-02-21 | Klockner-Humboldt-Deutz Aktiengesellschaft | Releasable compression device for use with a crushing mill or the like |
| DE3732723A1 (en) * | 1987-02-19 | 1988-09-01 | Thaelmann Schwermaschbau Veb | Method for pre-comminution or fine comminution of mineral raw materials in a roller mill |
| US5722605A (en) * | 1995-05-17 | 1998-03-03 | Krupp Fordertechnik Gmbh | Roll crusher |
| CN2331421Y (en) * | 1998-06-25 | 1999-08-04 | 刘秉武 | Rotary-roller type crusher |
| CN2928233Y (en) * | 2006-04-06 | 2007-08-01 | 苑承文 | Roller press with material rubbing disperse and waste material discharging function |
| CN201036748Y (en) * | 2007-05-08 | 2008-03-19 | 重庆市大业混凝土有限公司 | Roller-type crusher |
| CN102228849A (en) * | 2011-07-22 | 2011-11-02 | 成都利君实业股份有限公司 | Roller of cement finish grinding roller press |
-
2013
- 2013-08-19 CN CN2013103600722A patent/CN103406169A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4074866A (en) * | 1975-09-10 | 1978-02-21 | Klockner-Humboldt-Deutz Aktiengesellschaft | Releasable compression device for use with a crushing mill or the like |
| DE3732723A1 (en) * | 1987-02-19 | 1988-09-01 | Thaelmann Schwermaschbau Veb | Method for pre-comminution or fine comminution of mineral raw materials in a roller mill |
| US5722605A (en) * | 1995-05-17 | 1998-03-03 | Krupp Fordertechnik Gmbh | Roll crusher |
| CN2331421Y (en) * | 1998-06-25 | 1999-08-04 | 刘秉武 | Rotary-roller type crusher |
| CN2928233Y (en) * | 2006-04-06 | 2007-08-01 | 苑承文 | Roller press with material rubbing disperse and waste material discharging function |
| CN201036748Y (en) * | 2007-05-08 | 2008-03-19 | 重庆市大业混凝土有限公司 | Roller-type crusher |
| CN102228849A (en) * | 2011-07-22 | 2011-11-02 | 成都利君实业股份有限公司 | Roller of cement finish grinding roller press |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923339A (en) * | 2015-06-18 | 2015-09-23 | 苏晓玲 | Efficient iron powder removal pulverizer for producing ceramics |
| CN106670237A (en) * | 2016-12-19 | 2017-05-17 | 苏州唐氏机械制造有限公司 | Compression roller mechanism with unidirectional fine-adjustment function |
| CN106734229A (en) * | 2016-12-19 | 2017-05-31 | 苏州唐氏机械制造有限公司 | Finely tune controllable pressing roll mechanism |
| CN108889370A (en) * | 2018-08-29 | 2018-11-27 | 冷伟 | High-pressure roller mill is used in building building cement processing |
| CN108889370B (en) * | 2018-08-29 | 2020-11-24 | 河北京兰水泥有限公司 | High-pressure roller mill for processing building cement |
| CN112825669A (en) * | 2020-11-30 | 2021-05-25 | 河南省高新技术实业有限公司 | Convenient operation and efficient paper mulberry harvesting equipment |
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Application publication date: 20131127 |