CN1078961A - The weighing of different material and the method for mixing dosage and device - Google Patents
The weighing of different material and the method for mixing dosage and device Download PDFInfo
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- CN1078961A CN1078961A CN 92103593 CN92103593A CN1078961A CN 1078961 A CN1078961 A CN 1078961A CN 92103593 CN92103593 CN 92103593 CN 92103593 A CN92103593 A CN 92103593A CN 1078961 A CN1078961 A CN 1078961A
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- conveyor
- hopper
- coke
- wingdale
- weighing
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2/00—Lime, magnesia or dolomite
- C04B2/10—Preheating, burning calcining or cooling
- C04B2/12—Preheating, burning calcining or cooling in shaft or vertical furnaces
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The present invention is a kind of weighing of different material and the method and the device of mixing dosage, is used to use the shaft furnace of block coke production quickened lime to go into the stokehold with three kinds of different materials accurate weighing, proportioning and mixings.The present invention adopts electro-vibrating feeder to carry out two step feed and second compensation methods, adopt highly sensitive electronics hopper stalk and adjustable for height middle hopper, two orthogonal and adjustable-speed of length belt conveyor, reached the weighing proportion speed, mixed uniformly processing requirement.The present invention is controlled by computer, and total system can be realized automatization, and can change ratio of components at any time according to production technique.
Description
The present invention is the method and the device of three kinds of automatic weighings of different material and mixing dosage, is used to use the shaft furnace of block coke production quickened lime to go into the stokehold with three kinds of accurate weighings of different materials, proportioning and mixings.
Quickened lime role in STEELMAKING PRODUCTION is paid attention to by people at present, and the production of development quickened lime has been the direction of domestic and international metallurgical industry.An important step of producing quickened lime is exactly that crude fuel (Wingdale, coke and as the salt of additive) is being gone into stokehold weigh batching (error＜2 ‰) accurately, mixes uniformly (synchronous error is less than 1 meter).And the weight of these three kinds of materials, proportion and granularity differ greatly.The weight and the granularity of every batch of three kinds of material are described, Wingdale, weight 1000kg, granularity 40～80mm here; About coke weight 100kg, granularity 20～40mm; Salt 500g, granularity 1～5mm.This brings difficulty just for weighing, mixing.About 200 of the shaft furnace of the block coke production of present domestic use lime, its weighing technique have the employing electronic scales, but are mechanical scale mostly, and blending manner all is that several materials are put into hopper simultaneously.This weighing, blending manner do not satisfy the needs that quickened lime is produced.Provide a kind of mixing feeding method and device of powder body in the CN86101852A patent application specification, be not suitable for lumpy material.External Japan than the advanced person closes its weighing of big wild No. two stoves of river lime Co., Ltd. (85 years last transformations) and adopts nothing to hammer the double pole mechanical scale into shape, control two step of realization feeds by the electric contact that is installed in the arm beam of steelyard, there is not the second compensation function, the mixing of Wingdale, coke is finished by three belts, total system realizes automatic control by electrical system, and the interpolation of salt is to adopt a cover cost height, baroque equipment to spray in the stove with pressurized air.
The purpose of this invention is to provide and a kind ofly can solve three kinds of accurate weighings of material, proportioning and mixed uniformly method and device, and can control automatically with computer.
The present invention is by following realization.
The present invention adopts electro-vibrating feeder and realizes two step feed methods by computer control, promptly first rapid loading 90%, add at a slow speed then remaining 10%, and second compensation method.The electronic hopper scale and the adjustable for height middle hopper of the eccentric segment valve that air-leg is used as power is equipped with in employing, adopts the length belt of adjustable-speed, thereby reached the weighing proportion speed, mixed uniformly processing requirement.And control by computer, realize the total system automatization, can change ratio of components at any time according to manufacturing technique requirent.
Describe the present invention below in conjunction with accompanying drawing.
Fig. 1 always schemes for device of the present invention.
Fig. 2 is the installation vertical view of electronic hopper scale of the present invention.
Fig. 3 is the installation side view of electronic hopper scale
Fig. 4 is the computer control block diagram.
A, B are long and short conveyor direction of motion among the figure.
The weighing of different material of the present invention and the device of mixing dosage are by the green stone feed bin 1 that is positioned at the top, coke feed bin 2, below two feed bins, respectively lay an electro-vibrating feeder 3, below two feeding machines 3, respectively lay an electronic hopper scale 4 that is used for weighing Wingdale or coke respectively, a load sensor 5 is equipped with at four angles of the scale bucket of every electronic hopper scale 4, transmitter 5 is loaded on the support 6 of electronic hopper scale, link by the Internal Spherical Surface 9 that is positioned on four angles on spherical pressure bearing head 7 and the hopper 8 on each transmitter 6, constitute a relocation mechanism, weight of material in the hopper 8 acts on four spherical pressure bearing heads 7 on the transmitter 5, convert weight to corresponding electrical signal through four transmitters 5, an eccentric segment valve 10 that is promoted by cylinder 9 is housed in the bottom of every electronic hopper scale 4.
An adjustable for height middle hopper 11 and 12 are arranged below every electronic hopper scale 4.The long conveyor 13 that an adjustable-speed is arranged below middle hopper 11, the short conveyor 14 that an adjustable-speed is arranged below middle hopper 12, short conveyor 14 be positioned at long conveyor 13 feed the place ahead above, and with 13 one-tenth vertical direction of long conveyor (among Fig. 1 being synoptic diagram, parallel to each other).Short conveyor 14 will be arranged to such an extent that make the terminal of its conveyor be positioned at the top of long conveyor 13, just in time will lack material supply on the conveyor to long conveyor 13, the terminal of short conveyor 14 is provided with distributor can make coke be evenly distributed on the Wingdale, terminal the place ahead at short conveyor 14, there is a powder shape additive adding set 15(CN912024127 top of long conveyor 13) so that add salt equably in the compound of Wingdale on long conveyor 13 and coke.Below the terminal of long conveyor 13 a tipping bucket type blanking groove 16 being housed, is lift hopper 17 below blanking groove 16.
The weighing of different material of the present invention and the method for mixing dosage are:
Wingdale, coke flow into two oscillating feeders 3 from green stone feed bin 1 and coke feed bin 2 respectively, right latter two oscillating feeder 3 provides earlier the material amount of set(ting)value 90% fast, add later 10% leftover materials more at a slow speed, Wingdale and coke are joined respectively in separately the electronic hopper scale 4, stop feed when reaching 100% material and wait for blowing, every bucket material is below or above the material amount of prescribed value, is compensated by following a pipeful of material.In powder shape additive adding set 15, supply with the salt of specified amount simultaneously, the long and short conveyor 13 and 14 of sequence starting adjustable-speed, open the eccentric segment valve 10 of the electronic hopper scale 4 that is used for Wingdale earlier, Wingdale is fed forward by the belt of adjustable for height middle hopper 11 by long conveyor 13.When the Wingdale on the skin band walks to the terminal of approaching short conveyor 14, the eccentric segment valve 10 that is used for the electronic hopper scale 4 of coke is opened, the middle hopper 12 that the coke entry altitude is adjustable, belt by short belt 14 is fed forward coke, because short belt termination is provided with distributor, thus coke equably spreading on the Wingdale on the skin band.Because two equal adjustable speeds of belt, so can make the cloth uniformity (promptly conveying and spreading reach synchronous) of two kinds of materials, the powder shape additive adding set 15 that is positioned at skin band top then begins vibration, with salt equably spreading be positioned on Wingdale on the skin band, the coke.Cloth is intact simultaneously for three kinds of materials, enters lift hopper 17 by blanking groove 16, weighing this moment mixing end-of-job.
The material amount of above-mentioned feed is controlled by four high-precision load sensors 5 installing on the electronic hopper scale separately 4 of Wingdale and coke.
The method of above-mentioned weighing and mixing can be finished by computer control, and its process is:
At first computer 18 is checked after receiving the instruction that can begin weighing, the Wingdale that the eccentric segment valve 10 that is promoted by eight high-precision load sensors 5 and cylinder 9 is formed and the electronic hopper scale 4 of coke, hole capital after selling all securities whether, zero clearing then, send the instruction of the quick feed of the first step to electro-vibrating feeder 3, material add to set(ting)value 90% after send the instruction that second step added at a slow speed, promptly stop feed after 100% to wait for blowing.The amount that every bucket material is below or above set(ting)value is temporarily stored into computer, is compensated by following a pipeful of material.After receiving the signal that lift hopper 17 puts in place, computer sends instruction on schedule, the skin band 13 of sequence starting adjustable-speed, short belt 14, open the eccentric segment valve 10 of the electronic hopper scale 4 of Wingdale, Wingdale is put into adjustable for height middle hopper 11, by taking out of with the friction of skin band 13.When the Wingdale on the skin band 13 walks near weak point belt 14 terminals, the eccentric segment valve 10 of the electronic hopper scale 4 of coke is opened, coke is put into adjustable for height middle hopper 12, by taking coke out of equably on the Wingdale of spreading in the skin band with the friction of short belt 14.The instruction that the adding set 15 that is positioned at the salt of skin band 13 tops is simultaneously received computer begins vibration, salt equably spreading be positioned on Wingdale on the skin band 13, the coke.Cloth is intact simultaneously for three kinds of materials, and makes the cloth uniformity by aligning long and short belt speed, enters hopper (17) by blanking groove (16), weighing mixing end-of-job.
The present invention is because used computer technology, so be easy to accomplish two step feeds, second compensation, the sequencing and the temporal linking of hopper zero clearing and each several part action, add the weighing electronic hopper scale that the eccentric segment valve 10 that is promoted by cylinder 9 is housed, the reasonable combination of the adding set of the middle hopper 11,12 that load is adjustable, the length belt 13,14 of adjustable-speed and salt simple in structure, accurate weighing proportioning, uniform mixing, and adjust material proportion at any time according to the needs of production technique by computer.
Claims (5)
1, a kind of be used for shaft furnace produce quickened lime by feed bin, the weighing of the different material that weighing device and belt conveyor are formed and the device of mixing dosage, it is characterized in that below green stone feed bin (1) and coke feed bin (2), respectively laying an electro-vibrating feeder (3), below every electro-vibrating feeder (3), lay an electronic hopper scale (4) that is used for weighing Wingdale and coke respectively, a middle hopper (11) and (12) are arranged below every electronics hopper (4), the long conveyor (13) that an adjustable-speed is arranged below middle hopper (11), the short conveyor (14) that an adjustable-speed is arranged below middle hopper (12), square conveyor (14) are positioned at feed the place ahead top of long conveyor (13) and become vertical direction with long conveyor (13).
2, device as claimed in claim 1, a load sensor (5) respectively is equipped with at four angles that it is characterized in that the scale bucket of said electronic hopper scale (4), transmitter (5) is loaded on the support (6) of electronic hopper scale, link by the Internal Spherical Surface (9) that is positioned on four angles on spherical pressure bearing head (7) and the hopper (8) on each transmitter (6), constitute a relocation mechanism, an eccentric segment (10) that is promoted by cylinder (9) is housed in the bottom of every electronic hopper scale (4).
3, as described in the claim 1,2, it is characterized in that the terminal of short conveyor (14) is positioned at the top of long conveyor (13), the material supply that just in time will lack on the conveyor arrives on the long conveyor (13), be provided with in the terminal of short conveyor (14) and can make coke be evenly distributed in distributor on the Wingdale, in terminal the place ahead of short conveyor (14), there is a powder shape additive device (15) top of skin band (13).
4, a kind of shaft furnace that is used for is produced the weighing of different material of quickened lime and the method for mixing dosage, it is characterized in that batching mode is provided 90% material amount fast by oscillating feeder according to set(ting)value, add later on 10% residue material amount more at a slow speed, stop feed when reaching 100% material and wait for blanking, the material that every bucket material is below or above prescribed value is compensated by following a pipeful of material.
5, method as claimed in claim 4, the length conveyor (13) and (14) that it is characterized in that the sequence starting adjustable-speed, open the eccentric segment valve (10) of the electronic hopper scale (4) that is used for Wingdale earlier, the middle hopper (11) of Wingdale by adjustable-speed is fed forward by the belt of long band machine (13), when the Wingdale on the skin band walks to the terminal of approaching short conveyor (14), the eccentric segment valve (10) that is used for the electronic hopper scale (4) of coke is opened, the middle hopper that the coke entry altitude is adjustable (12), belt by short conveyor (14) is fed forward coke, make coke equably spreading on the Wingdale on the skin band, make the cloth uniformity of two kinds of materials by the speed of regulating two length belts, the additive adding set (15) that is positioned at rectangular band top then begins vibration, with salt equably spreading at the Wingdale that is positioned on the skin band, on the coke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92103593 CN1078961A (en) | 1992-05-19 | 1992-05-19 | The weighing of different material and the method for mixing dosage and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92103593 CN1078961A (en) | 1992-05-19 | 1992-05-19 | The weighing of different material and the method for mixing dosage and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1078961A true CN1078961A (en) | 1993-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92103593 Pending CN1078961A (en) | 1992-05-19 | 1992-05-19 | The weighing of different material and the method for mixing dosage and device |
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| Country | Link |
|---|---|
| CN (1) | CN1078961A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370377C (en) * | 2004-07-13 | 2008-02-20 | 北京化工大学 | Device for regulating and controlling nanometer-level inorganic powder transporting velocity |
| CN101879949B (en) * | 2009-05-04 | 2012-01-25 | 合肥丰乐种业股份有限公司 | Rice seed turning and mixing system |
| CN103090679A (en) * | 2011-11-02 | 2013-05-08 | 上海宝信软件股份有限公司 | Multi-type material continuously feeding method for |
| CN101907392B (en) * | 2009-06-08 | 2013-07-10 | 西林钢铁集团有限公司 | Automatic control method of shaft kiln charging system |
| CN107175039A (en) * | 2017-06-21 | 2017-09-19 | 新乡市东振机械制造有限公司 | A kind of material mix device |
-
1992
- 1992-05-19 CN CN 92103593 patent/CN1078961A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370377C (en) * | 2004-07-13 | 2008-02-20 | 北京化工大学 | Device for regulating and controlling nanometer-level inorganic powder transporting velocity |
| CN101879949B (en) * | 2009-05-04 | 2012-01-25 | 合肥丰乐种业股份有限公司 | Rice seed turning and mixing system |
| CN101907392B (en) * | 2009-06-08 | 2013-07-10 | 西林钢铁集团有限公司 | Automatic control method of shaft kiln charging system |
| CN103090679A (en) * | 2011-11-02 | 2013-05-08 | 上海宝信软件股份有限公司 | Multi-type material continuously feeding method for |
| CN103090679B (en) * | 2011-11-02 | 2014-12-03 | 上海宝信软件股份有限公司 | Multi-type material continuously feeding method for |
| CN107175039A (en) * | 2017-06-21 | 2017-09-19 | 新乡市东振机械制造有限公司 | A kind of material mix device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |