CN104310822B - One grinding machine combination grinding production method of two bench roller press bands in parallel - Google Patents
One grinding machine combination grinding production method of two bench roller press bands in parallel Download PDFInfo
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- CN104310822B CN104310822B CN201410511114.2A CN201410511114A CN104310822B CN 104310822 B CN104310822 B CN 104310822B CN 201410511114 A CN201410511114 A CN 201410511114A CN 104310822 B CN104310822 B CN 104310822B
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- cement
- clinker
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- tripper
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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 kind of one grinding machine combination grinding production method of two bench roller press bands in parallel, the clinker pulverized from two bench roller press and mixing material are transported in a cement mill by air conveyer flume in batches；Cement mill carries out grinding to clinker and mixing material, cement fine powder after grinding is respectively delivered to the first tripper through air conveyer flume, cement fine powder mixes in the first tripper in proportion with slag powders, forming the finished cement of different size, finished cement is respectively delivered to two elevators；The blender that finished cement is respectively delivered to each attach troops to a unit by two elevators mixes further；Sending into second tripper at air conveyer flume rear portion afterwards, finished cement is respectively fed to two elevators by the second tripper, and cement bunker sent into by boosted machine.Technical solution of the present invention can be saved the energy and effectively reduce product energy consumption.
Description
Technical field
The present invention relates to a kind of method for production of cement, specifically, relate to a kind of two bench roller press bands one in parallel
Platform grinding machine combination grinding production method.
Background technology
Cement ball mill is mainly used in building materials, metallurgy, electric power and chemical industry, the various clinker of grinding
And other material.
Cement grinding mill is the main current consuming apparatus of cement grinding plant, but, in present cement producing line, one
The corresponding cement grinding mill of bench roller press so that cement grinding mill can not be exerted oneself completely, and then makes manufacture of cement
Power consumption can not effectively reduce.When a kind of material generation putty or fracture, it is necessary to by production line property
Material stops material, seriously constrains the raising of production efficiency.
Summary of the invention
Technical problem solved by the invention is to provide one grinding machine associating powder of a kind of two bench roller press band in parallel
Mill production method, it is possible to save the energy and effectively reduce product energy consumption.
Technical scheme is as follows:
A kind of one grinding machine combination grinding production method of two bench roller press bands in parallel, including:
The clinker pulverized from two bench roller press and mixing material are transported to by air conveyer flume in batches
In cement mill；
Cement mill carries out grinding to clinker and mixing material, and the cement fine powder after grinding carries through air
Skewed slot is respectively delivered to the first tripper, and cement fine powder is carried out in the first tripper in proportion with slag powders
Mixing, forms the finished cement of different size, and finished cement is respectively delivered to two elevators；
The blender that finished cement is respectively delivered to each attach troops to a unit by two elevators mixes further；
Sending into second tripper at air conveyer flume rear portion afterwards, finished cement is respectively fed to by the second tripper
Two elevators, cement bunker sent into by boosted machine.
Further: the process of two bench roller press crushing cement grogs includes:
Elevator, by delivering to flow stabilizing weighing cabin from the clinker at cement ingredient station, determines water according to proportioning
After the addition weight of mud grog, clinker is sent into roll squeezer through flow stabilizing weighing cabin and is done first pulverizing；
Ribbon conveyer delivered to by the boosted machine of clinker after roll squeezer is pulverized, and ribbon conveyer is by cement
Grog is sent into VX powder concentrator and is separated；
The satisfactory clinker of granularity is sent into dust-precipitator and is collected, the clinker that dust-precipitator will be collected
Send into air conveyer flume.
Further: clinker is sequentially sent to VX type powder concentrator and XR type powder concentrator separates；
Clinker material cake out in roll squeezer is broken up by VX type powder concentrator, then will break up in rear material
Fine powder separate, the clinker of powdery is sent into XR type powder concentrator and is separated further, block and thick
Clinker send into roll squeezer through flow stabilizing weighing cabin and do further pulverizing；The XR powder concentrator water to powdery
Mud grog separates further, and the satisfactory clinker of granularity is sent into dust-precipitator and collected, and granularity does not meets
The clinker required is sent into roll squeezer through flow stabilizing weighing cabin and is done pulverizing further.
Further: VX type powder concentrator is provided with three benefit air-valves in bottom.
Further: clinker that cement mill is emerged in grinding process or the dust of mixing material, logical
Cross after dust-precipitator is collected and be transported to elevator through air conveyer flume.
Further: the outlet at the second tripper is provided with sampler, the finished cement in sampler is sent to
Check whether this batch finished cement meets quality standard.
Further: the dust that dust-precipitator, ribbon conveyer, flow stabilizing weighing cabin and roll squeezer are emerged is through circulation
Blower fan sucks VX type powder concentrator and makees to collect further.
Compared with prior art, the technology of the present invention effect includes:
1, save the energy, reduce product energy consumption.
The operation of one grinding machine Joint grinding system of roll squeezer band in parallel, the system grinding pow consumption of making compares transformation
Front reduction 7-8kwh/t.
2, mill hourly output can be greatly improved.
Transformation forecourt mill hourly output is 165-190t/h, and after transformation, ball mill unit-hour output increases to
300-360t/h。
3, stabilized product quality.
After two roller press combination grindings in parallel, cement products stability will be greatly improved, and dispatch from the factory for cement
Advantage is provided.First, after all raw material is all measured by two cover systems, extrude through two bench roller press
Enter a table grinder grinding, it is ensured that enter the uniform and stable of ball mill material；Secondly, all raw material is equal
Being two cover system batchings, during such as a certain material generation putty or fracture, middle control operator can the
One time was adjusted in time by another set of system, it is possible to be prevented effectively from a kind of material generation putty or disconnected
All for this system materials must be stopped during material the phenomenon of material, thus reduce the generation of system dry run；3rd,
Product goes out material separately conveying after mill, after adding outer miserable breeze by two weighing balances respectively, through two
Blender merges again one air conveyer flume of feeding, is divided into again two elevator warehouse-ins, makes outer mixing
Breeze can be sufficiently mixed with going out to grind clinker, reaches outer miserable material and is sufficiently mixed uniform purpose.
4, will go out to grind cement temperatures and be reduced to less than 90 DEG C.
Before transformation, system goes out ball milling of cement temperature and is continued for more than 130 DEG C, the highest on to 145 DEG C, sternly
Heavily have impact on out workability and the setting time of mill cement, platform can only be reduced during production and produce increase ventilation fall
Temperature.After two roller press combination grindings in parallel, in making mill, material is significantly increased, it is possible to realize taking away in time
The purpose of heat energy in mill.
5, main process equipment fault rate can effectively be reduced.
After realizing two roller press combination grindings in parallel, except ball mill is that in addition to single system runs, other own
Equipment is all that two cover systems run.If a certain system equipment breaks down, can the most arbitrarily adjust
It is that one grinding machine single system of a bench roller press band runs, thus effectively lowers grinding machine, roll squeezer and big blower fan
Start-stop number of times, it is possible to reduce the purpose of equipment failure rate.
Accompanying drawing explanation
Fig. 1 is the technique of two bench roller one grinding machine combination grinding production method of press band band in parallel in the present invention
Figure.
Detailed description of the invention
Below with reference to the accompanying drawings and preferred embodiment, technical solution of the present invention is elaborated.
As it is shown in figure 1, be one grinding machine combination grinding production method of two bench roller press bands in parallel in the present invention
Artwork.
In the present invention, increase an air conveyer flume 104, at the air of cement mill 101 discharging opening
Conveying skewed slot 104 rear portion adds first tripper 105, and elevator 106 is selected and is connected to plate chain
Bucket elevator, the first tripper 105 is four to enter two and go out tripper.
Air conveyer flume 104 1 is increased, by two bench roller press 102 rollers at cement mill 101 head
The supplied materials having pressed qualified material and 1#, 2# flyash storehouse enters grinding in cement mill 101 in batches,
Achieve two bench roller press 102 to the technical barrier of cement mill 101 feeding.First tripper 105
Make two elevators 106 (chain bucket hoist) intercommunication of mill tail, solve elevator 106 and promote energy
The problem that power is low.
The step of roller press combination grinding production method in parallel is as follows:
Step 1: the clinker from cement ingredient station is delivered to flow stabilizing weighing cabin 111 by elevator 106,
Determine the addition weight of clinker according to proportioning after, clinker sends into roll-in through flow stabilizing weighing cabin 111
Machine 102 does first pulverizing；
Step 2: ribbon conveyer 112 delivered to by the boosted machine of clinker 106 after roll squeezer 102 is pulverized,
Clinker is sent into VX type powder concentrator and is separated by ribbon conveyer 112；
Clinker is sequentially sent to VX type powder concentrator (one of V-type powder concentrator) 113 and XR type
Powder concentrator 114 separates.
VX type powder concentrator 113 is main and the matching used a kind of static rank bale breaking equipment of roll squeezer,
Clinker material cake out in roll squeezer 102 is broken up, then the fine powder broken up in rear material is divided
Separating out, the clinker of powdery is sent into XR type powder concentrator 114 and is separated further, block and thick water
Mud grog sends into roll squeezer 102 through flow stabilizing weighing cabin 111, does pulverizing further；VX type powder concentrator 113
Be conducive to the even running of roll squeezer 102, improve system throughput, and there is drying function.VX type selects
Powder machine 113 adds three benefit air-valves 1131 in bottom, improves the choosing of VX type powder concentrator 113 further
Powder efficiency.
The clinker of powdery is separated by XR type powder concentrator 114 further, the satisfactory cement of granularity
Grog is sent into dust-precipitator 107 and is collected；The undesirable clinker of granularity send through flow stabilizing weighing cabin 111
Enter roll squeezer 102, do pulverizing further.
The dust that dust-precipitator 107, ribbon conveyer 112, flow stabilizing weighing cabin 111, roll squeezer 102 are emerged,
Suck VX type powder concentrator 113 through circulating fan, make to collect further, decrease dust pollution.
Step 3: the clinker collected is sent into air conveyer flume 104 by dust-precipitator 107；
Step 4: the clinker that air conveyer flume 104 will be pulverized from two bench roller press 102, with
And the mixing material of two flyash storehouses (1# flyash storehouse and 2# flyash storehouse) (includes flyash, slag
Powder, lime stone), it is transported to cement mill 101 in batches；
Step 5: cement mill 101 carries out grinding, cement after pulverizing respectively to clinker and mixing material
Fine powder is respectively delivered to the first tripper 105 through air conveyer flume 104, and cement fine powder and slag powders exist
Mixing in proportion in first tripper 105, the cement forming different size dissipates finished product, finished cement
It is respectively delivered to two elevators 106；
Clinker that cement mill 101 is emerged in grinding process or the dust of mixing material, by receiving
Dirt device 107 is transported to elevator 106 through air conveyer flume 104 after collecting.
Step 6: finished cement is respectively delivered to the blender 108 each attached troops to a unit by two elevators 106
Mix further；
Step 7: the finished cement after two blenders 108 mix sends into air conveyer flume 104,
Finished cement is respectively fed to two elevators by second tripper 109 at air conveyer flume 104 rear portion
106, and boosted machine 106 sends into cement bunker.
Outlet at the second tripper 109 is provided with sampler 110, the finished cement in sampler 110
Send to whether inspection this batch finished cement meets quality standard.
Second tripper 109 is one-in-and-two-out separator, it is not necessary to mix cement bulk cargo.
Claims (6)
1. one grinding machine combination grinding production method of parallel connection two bench roller press band, including:
Elevator, by delivering to flow stabilizing weighing cabin from the clinker at cement ingredient station, determines water according to proportioning
After the addition weight of mud grog, clinker is sent into roll squeezer through flow stabilizing weighing cabin and is done first pulverizing；
Ribbon conveyer delivered to by the boosted machine of clinker after roll squeezer is pulverized, and ribbon conveyer is by cement
Grog is sent into VX powder concentrator and is separated；
The satisfactory clinker of granularity is sent into dust-precipitator and is collected, the clinker that dust-precipitator will be collected
Send into air conveyer flume；
The clinker pulverized from two bench roller press and mixing material are transported to by air conveyer flume in batches
In cement mill；
Cement mill carries out grinding to clinker and mixing material, and the cement fine powder after grinding carries through air
Skewed slot is respectively delivered to the first tripper, and cement fine powder is carried out in the first tripper in proportion with slag powders
Mixing, forms the finished cement of different size, and finished cement is respectively delivered to two elevators；
The blender that finished cement is respectively delivered to each attach troops to a unit by two elevators mixes further；
Sending into second tripper at air conveyer flume rear portion afterwards, finished cement is respectively fed to by the second tripper
Two elevators, cement bunker sent into by boosted machine.
One grinding machine combination grinding production method of two bench roller press bands the most in parallel,
It is characterized in that: clinker is sequentially sent to VX type powder concentrator and XR type powder concentrator separates；
Clinker material cake out in roll squeezer is broken up by VX type powder concentrator, then will break up in rear material
Fine powder separate, the clinker of powdery is sent into XR type powder concentrator and is separated further, block and thick
Clinker send into roll squeezer through flow stabilizing weighing cabin and do further pulverizing；The XR powder concentrator water to powdery
Mud grog separates further, and the satisfactory clinker of granularity is sent into dust-precipitator and collected, and granularity does not meets
The clinker required is sent into roll squeezer through flow stabilizing weighing cabin and is done pulverizing further.
One grinding machine combination grinding production method of two bench roller press bands the most in parallel,
It is characterized in that: VX type powder concentrator is provided with three benefit air-valves in bottom.
One grinding machine combination grinding production method of two bench roller press bands the most in parallel,
It is characterized in that: clinker that cement mill is emerged in crushing process or the dust of mixing material, logical
Cross after dust-precipitator is collected and be transported to elevator through air conveyer flume.
One grinding machine combination grinding production method of two bench roller press bands the most in parallel,
It is characterized in that: the outlet at the second tripper is provided with sampler, the cement Chen Pin in sampler sends to
Check whether this batch cement bulk cargo meets quality standard.
6. one grinding machine associating powder of two bench roller press band in parallel as described in any one of claim 2 to 5
Mill production method, it is characterised in that: dust-precipitator, ribbon conveyer, flow stabilizing weighing cabin and roll squeezer overflow
Dust suck VX type powder concentrator through circulating fan and make to collect further.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410511114.2A CN104310822B (en) | 2014-09-29 | 2014-09-29 | One grinding machine combination grinding production method of two bench roller press bands in parallel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410511114.2A CN104310822B (en) | 2014-09-29 | 2014-09-29 | One grinding machine combination grinding production method of two bench roller press bands in parallel |
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| Publication Number | Publication Date |
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| CN104310822A CN104310822A (en) | 2015-01-28 |
| CN104310822B true CN104310822B (en) | 2016-09-07 |
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| CN112604802A (en) * | 2020-11-30 | 2021-04-06 | 重庆金九建材集团有限公司 | Cement powder selecting process |
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| CN101474591A (en) * | 2008-01-04 | 2009-07-08 | 上海宝田新型建材有限公司 | Method for improving machine hour production of mineral powder pulverizing mill |
| CN101716549B (en) * | 2009-12-25 | 2012-05-09 | 武汉江力建材设备有限公司 | Combined grinding method for difficult-to-grind materials and equipment thereof |
| CN101947490B (en) * | 2010-09-30 | 2014-04-16 | 成都利君实业股份有限公司 | Method for rolling and grinding by high pressure roller press for fine chemical engineering |
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