CN101108371A - A connecting system between continous mills in series in a grinding plant - Google Patents
A connecting system between continous mills in series in a grinding plant Download PDFInfo
- Publication number
- CN101108371A CN101108371A CNA2007101364128A CN200710136412A CN101108371A CN 101108371 A CN101108371 A CN 101108371A CN A2007101364128 A CNA2007101364128 A CN A2007101364128A CN 200710136412 A CN200710136412 A CN 200710136412A CN 101108371 A CN101108371 A CN 101108371A
- Authority
- CN
- China
- Prior art keywords
- connection element
- grinder
- load port
- unloading
- screw
- 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.)
- Granted
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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
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
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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
- B02C21/00—Disintegrating plant with or without drying of the material
- B02C21/007—Disintegrating plant with or without drying of the material using a combination of two or more drum or tube mills
Abstract
A grinding plant (1), comprising a plurality of continuous mills (2) each provided with a loading mouth (6) of raw material and an unloading mouth (8) of slip, which loading mouth (6) and unloading mouth (8) are placed in series by means of a connecting element (19), which connecting element (19) is associated to an in-loading device (20, 21) and connects the unloading mouth (8) of a mill to the loading mouth (6) of a contiguous mill. Associated to the connecting element (19) are means for preventing exiting of the material from the connecting element (19) during advancing of the material from a mill which is upstream to a mill which is downstream.
Description
Technical field
The present invention relates generally to a kind of milling apparatus, especially but be not used for the preparation of ceramic mixture uniquely.These mixtures are generally broken and add specific additive and prepare up to the slip that obtains homogeneous (slip) by raw material (silicon, feldspar, clay) being carried out wet-milling, and it has the desired particle size of suspended powder.
Background technology
As everyone knows, such equipment generally includes at least one grinder, and described grinder has cylinder, carries out the pulverizing of raw material by bump between the abrasive body of raw material self and many cardinal principle spheries and inevitable interaction in the cylinder.
The step and the slip unloading step that are packed into cylinder according to raw material during grinding operation are to carry out continuously or discontinuously (need temporary transient breaks in production process and stop cylinder), and known grinder is divided into continuous mill and discontinuous grinder.
The present invention be more particularly directed to a kind of milling apparatus that comprises continuous mill.
In the prior art of ceramic field, the pulverizing of raw material comprises the process of consecutive steps, begins and finishes with purification step from broken step.In different steps, abrasive body presents different sizes, and it reduces gradually from the order that is crushed to purification; Therefore, drum rotation speed such as the energy consumption of optimization work operation, working time and grinder is all arranged for each step.
Owing to these reasons, description of the Prior Art comprise the equipment of the continuous mill that a plurality of series connection are provided with, wherein the cylinder of each grinder comprises abrasive body and with speed rotation independent of each other, so that finish above-mentioned one of them step of crushing process best.
The applicant's disclosures in Italian patent application RE2003A000013 has described similar equipment in detail, and the content of this patent application is incorporated herein by reference.
Especially, each cylinder of the said equipment is provided with the load port that is used for machined material and is used for the unloading mouth of slip, these mouthfuls are positioned at the opposite flank of cylinder and arrange along the rotation of cylinder, and these mouths are firmly along with cylinder rotation, thereby help the carrying out continuously of unloading of the filling of raw material and slip.
In addition, the unloading mouth of intermediate calender rolls is connected in the load port of next cylinder by the tubulose Connection Element, and this tubulose Connection Element also is associated with the charging apparatus that abrasive body and special additive (as dyestuff) is directly imported downstream roller inside.
The defective of these known devices is: with firmly must firmly be connected in charging apparatus and therefore must be fixed along with the unloading of the corresponding cylinder rotation tubulose Connection Element different with loading pipe.
In fact, the free end of unloading mouth axially inserts so that one section is positioned at the inside of tubulose Connection Element, and the latter is inserted into again so that one section is positioned at the free end inside of the load port of next grinder.
By this structure, the material of sending between cylinder and next cylinder presents this trend, promptly unexpectedly drops from interface one side between upstream roller and the tubulose Connection Element and from interface one side between tubulose Connection Element and the downstream roller.
This is to be difficult to realize the suitable seal device because the particle of slip and abrasive material characteristic make.
Summary of the invention
The objective of the invention is to by providing a kind of scheme simply, rationally and cheaply to eliminate above-mentioned defective.This purpose realizes by a kind of continuous mill, described grinder comprises the continuous mill that a plurality of series connection are provided with, wherein the unloading mouth of grinder is connected by Connection Element with the load port of next grinder, and described grinder comprises and prevents that above-mentioned material from sending to from the upstream grinder during the grinder of downstream at the device that breaks away between Connection Element and load port and the unloading mouthful.
In a preferred embodiment of the invention, described device comprises free-ended first conveyor screw of the unloading mouth that is fixed to the upstream grinder, make above-mentioned first conveyor screw insert Connection Element inside, thereby cooperating with the part of the inner surface of Connection Element forms first screw, and described first screw remains on material the inside of Connection Element during the sending to of material.
Described device preferably also comprises the load port that is positioned at the downstream grinder and is fixed in second conveyor screw of its inside, this second conveyor screw inserts the inside of the load port of downstream grinder, thereby cooperate formation second screw with the load port of downstream grinder, it prevents that material breaks away from from the downstream of Connection Element.
Description of drawings
By reading the description to the detail description example, other features and advantages of the present invention will be more clear by accompanying drawing, wherein:
Fig. 1 is the schematic diagram of continuously grinding equipment of the present invention;
Fig. 2 is the detailed diagrammatic sketch of the connected system between the grinder of the present invention.
The specific embodiment
With reference to accompanying drawing, milling apparatus integral body of the present invention is represented with 1, comprises the continuous mill 2 of a plurality of series connection.
Each grinder 2 comprises cylinder 3, and it is formed by the cylinder 4 with horizontal axis, and an end of cylinder 4 is had first bottom 5 sealings of axial port 6 with filling material, and the other end is had bottom 7 sealings of axial port 8 to unload slip.
Cylinder 3 is supported by suitable structure 9 and passes through conveyer belt system 11 at every end to be started by special control system 10.
There is a grinding chamber cylinder 3 inside, and the raw material (promptly being mainly water, silicon, feldspar, clay) of abrasive body and formation slip is supplied to grinding chamber inside.The degree that abrasive body is typically made by silicon or aluminium and is worn and mixes to slip under processing conditions at the equipment run duration.
Fig. 1 illustrates upstream first grinder 2 and is provided with raw material Load System 18 commonly used, this system itself is known, and the load port 6 that second grinder and other grinder are shown links to each other with the unloading mouth 8 of the grinder of front and the conduit 20 of packing into, and the conduit 20 of packing into links with another loading attachment 21.
The conduit 20 of packing into advantageously makes abrasive body be added individually for each continuous mill 2, and makes that material or water are imported individually, thereby proofreaies and correct mixture constantly and guarantee optimal components.
Each continuous mill that is independent of the milling apparatus 1 of other grinder operation has optimum size, and the speed of rotation of the size of its geometry, abrasive body, the specific pulverising step that will finish is optimised, and the slip in the processing arrives next swing rollers 3 and interrupt procedure not from swing roller 3 constantly, until the desired particle size that obtains suspended powder.
The slip of being purified from the operating room emptying of swing roller 3 is to finish by the device of the known type of routine, repeats no more herein.But, for understanding purpose of the present invention, underline,, also can finish this and send and make it efficient to by unloading mouthfuls 8 and the rotation that firmly is bound by the load port 6 of corresponding swing roller 3 although emptier is sent slip to the swing roller 3 that is positioned at the downstream.
As previously mentioned, fixing tubulose Connection Element 19 is between unloading mouth 8 and load port 6, and this Connection Element 19 roughly is made of the pipe that is fixed in supporting structure 9 by rigid strutting piece 25.
Be below and fixing tubulose Connection Element 19 rotatable parts that connect: be unloading mouthfuls 8 in a side of tubulose Connection Element 19, opposite side is a load port 6.Particularly, free-ended one section inside of axially inserting tubulose Connection Element 19 of unloading mouth 8, one section free-ended inside of inserting load port 6 again of the latter.
Thereby unloading mouth 8 is littler than fixed connecting element 19, and Connection Element 19 is littler than load port 6 simultaneously.
The suitable device that is used to seal is between unloading mouth 8 and load port 6 and tubulose Connection Element 19, and the sealing device can prevent advantageously that material breaks away from from equipment 1.
Especially, as shown in Figure 2, first conveyor screw 23 is fixed in the free end and the outer surface thereof of unloading mouth 8, thereby has formed according to first screw of the present invention.
By this way, first conveyor screw 23 is by rotating with the rotation of unloading mouthful 8 joining continuous mills 2.
In addition, second conveyor screw 24 is fixed in the inside of the downstream load port 6 of grinder, thereby has formed second screw of the present invention.
Similar with first conveyor screw 23, second conveyor screw 24 rotates by the rotation of the continuous mill 2 that connects with load port 6.
At equipment 1 run duration, swing roller 3 rotates independently of one another, and therefore makes unloading mouth 8 and load port 6 rotate, and tubulose Connection Element 19 is maintained fixed simultaneously.
By this way, rotate with the inside of unloading mouthful 8 first conveyor screws 23 that are connected in the first of Connection Element 19.
During sending material to, first conveyor screw 23 is cooperated with the inner surface of Connection Element 19 and is formed first screw, the function of this first screw is for to remain on the inside of Connection Element 19 with material self, and prevents that material from unexpectedly leaving from the upstream extremity of tubulose Connection Element 19.
In addition, second conveyor screw 24 that is connected in load port 6 is in the rotation of the inside of load port 6, and formed second screw by cooperating mutually with the outer surface of Connection Element 19, this second screw prevents that effectively material from leaving from the downstream of tubulose Connection Element 19.
Because other material flows into Connection Element 19 inner these facts by the conduit 20 of packing into, characteristic of the present invention is favourable simultaneously.
Obviously can change described equipment or improve and do not break away from restricted portion according to possible needs or details by claims institute.
Claims (7)
1. a milling apparatus (1), comprise a plurality of continuous grinders (2), each grinder is provided with raw material load port (6) and slip unloading mouthful (8), described load port (6) and unloading mouthful (8) are passed through a Connection Element (19) by arranged in series, a described Connection Element (19) and a charging apparatus (20,21) connect and the unloading mouth (8) of grinder is connected with the load port (6) of contiguous grinder, it is characterized in that: be used for sending to from the upstream grinder and prevent that material from linking at unloading mouth (8) and load port (6) device and the described Connection Element (19) from Connection Element (19) disengaging during the grinder of downstream at material.
2. equipment as claimed in claim 1 (1), it is characterized in that: the described device that prevents that material breaks away from comprises first conveyor screw (23) that at least one connects with the free end of the unloading mouth (8) of upstream grinder, wherein first conveyor screw (23) inserts in the described Connection Element (19), thereby cooperating mutually with Connection Element (19) forms first screw, and described first screw remains on Connection Element (19) inside with material during the sending to of material.
3. equipment as claimed in claim 1 or 2 (1), it is characterized in that: the described device that prevents that material breaks away from comprises joining second conveyor screw of free end (24) with the load port (6) of downstream grinder, wherein said second conveyor screw (24) inserts the inside of the load port (6) of downstream grinder, thereby cooperating mutually with described load port (6) forms second screw, and described second screw prevents that material breaks away from from the downstream of Connection Element (19).
4. equipment as claimed in claim 2 (1) is characterized in that: described first conveyor screw (23) is fixed on the outside of described unloading mouthful (8), rotates with the rotation by the continuous mill (2) that connects with unloading mouthful (8).
5. equipment as claimed in claim 3 (1) is characterized in that: described second conveyor screw (24) is fixed on the inside of described load port (6), rotates with the rotation by the continuous mill (2) that connects with load port (6).
6. equipment as claimed in claim 1 (1) is characterized in that: described charging apparatus comprises the device (21) that is used for filling material, and the conduit of packing into (20) that charging apparatus (21) is connected with Connection Element (19).
7. equipment as claimed in claim 1 (1) is characterized in that: the device that is used to seal is positioned between each unloading mouthful (8) and load port (6) and the Connection Element (19).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITRE2006A000089 | 2006-07-20 | ||
| IT000089A ITRE20060089A1 (en) | 2006-07-20 | 2006-07-20 | CONNECTION SYSTEM BETWEEN CONTINUOUS MILLS IN SERIES OF A MILLING PLANT |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101108371A true CN101108371A (en) | 2008-01-23 |
| CN101108371B CN101108371B (en) | 2010-09-29 |
Family
ID=38521322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101364128A Active CN101108371B (en) | 2006-07-20 | 2007-07-16 | A connecting system between continous mills in series in a grinding plant |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP1880767B1 (en) |
| CN (1) | CN101108371B (en) |
| BR (1) | BRPI0702972A (en) |
| ES (1) | ES2351857T3 (en) |
| IT (1) | ITRE20060089A1 (en) |
| MX (1) | MX2007008602A (en) |
| PL (1) | PL1880767T3 (en) |
| PT (1) | PT1880767E (en) |
| RU (1) | RU2474476C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104258938A (en) * | 2014-10-18 | 2015-01-07 | 淄博唯能陶瓷有限公司 | Tandem continuous ball mill and ball milling method |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202014100640U1 (en) * | 2014-02-13 | 2014-02-21 | Geisberger Gesellschaft für Energieoptimierung mbH | Device for biogas plants for crushing and grinding liquid-solid mixtures |
| RU2619997C1 (en) * | 2015-12-09 | 2017-05-22 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Ярославский государственный технический университет" (ФГБОУ ВО "ЯГТУ") | Device for mixing and grinding solid particulate materials |
| IT201900015626A1 (en) * | 2019-09-05 | 2021-03-05 | Certech S P A Con Socio Unico | Continuous mill at controllable level |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR398908A (en) * | 1909-01-28 | 1909-06-17 | Gerhard Zarniko | Grinding system comprising several drum mills |
| FR918556A (en) * | 1945-08-17 | 1947-02-12 | Cie De Fives Lille | Improvements to ball mill installations with rotating drum |
| US2549919A (en) * | 1947-06-06 | 1951-04-24 | Smidth & Co As F L | Airswept rotary mill or drum having separate discharge means for air and ground material |
| SE410561B (en) * | 1973-04-13 | 1979-10-22 | Boliden Ab | INSTALLATION FOR AUTOGEN OR SEMIAUTOGEN GRINDING OF PIECE MATERIAL, SPECIAL ORE |
| FR2793168B1 (en) * | 1999-05-07 | 2001-06-22 | Alstom | BALL MILL |
| RU37797U1 (en) * | 2003-12-05 | 2004-05-10 | Общество с ограниченной ответственностью Инженерный центр "Альтерэн" | PIPE ASSEMBLY ASSEMBLY (OPTIONS) |
| ITRE20050011A1 (en) * | 2005-02-11 | 2006-08-12 | Sacmi | CONNECTION SYSTEM BETWEEN CONTINUOUS MILLS IN SERIES OF A MILLING PLANT |
| ITRE20050012A1 (en) * | 2005-02-11 | 2006-08-12 | Sacmi | CONNECTION SYSTEM BETWEEN CONTINUOUS MILLS IN SERIES OF A MILLING PLANT |
-
2006
- 2006-07-20 IT IT000089A patent/ITRE20060089A1/en unknown
-
2007
- 2007-06-14 ES ES07110302T patent/ES2351857T3/en active Active
- 2007-06-14 PT PT07110302T patent/PT1880767E/en unknown
- 2007-06-14 PL PL07110302T patent/PL1880767T3/en unknown
- 2007-06-14 RU RU2007121939/13A patent/RU2474476C2/en active
- 2007-06-14 EP EP07110302A patent/EP1880767B1/en active Active
- 2007-07-16 CN CN2007101364128A patent/CN101108371B/en active Active
- 2007-07-16 MX MX2007008602A patent/MX2007008602A/en active IP Right Grant
- 2007-07-16 BR BRPI0702972-1A patent/BRPI0702972A/en active IP Right Grant
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104258938A (en) * | 2014-10-18 | 2015-01-07 | 淄博唯能陶瓷有限公司 | Tandem continuous ball mill and ball milling method |
Also Published As
| Publication number | Publication date |
|---|---|
| PL1880767T3 (en) | 2011-03-31 |
| EP1880767B1 (en) | 2010-09-22 |
| PT1880767E (en) | 2010-12-14 |
| ES2351857T3 (en) | 2011-02-11 |
| EP1880767A1 (en) | 2008-01-23 |
| RU2007121939A (en) | 2008-12-20 |
| ITRE20060089A1 (en) | 2008-01-21 |
| MX2007008602A (en) | 2009-01-07 |
| BRPI0702972A (en) | 2008-03-04 |
| CN101108371B (en) | 2010-09-29 |
| RU2474476C2 (en) | 2013-02-10 |
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| 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 |