CN107952571A - A kind of production method of Machine-made Sand - Google Patents
A kind of production method of Machine-made Sand Download PDFInfo
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- CN107952571A CN107952571A CN201711310701.5A CN201711310701A CN107952571A CN 107952571 A CN107952571 A CN 107952571A CN 201711310701 A CN201711310701 A CN 201711310701A CN 107952571 A CN107952571 A CN 107952571A
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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
- B02C21/00—Disintegrating plant with or without drying of the material
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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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding 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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention discloses a kind of production method of Machine-made Sand, including：Step 1: building stones are sent to feed inlet（1）In, pass through conveyer one（2）Building stones are transported to joint crusher（3）In；Step 2: joint crusher（3）In boulder crusher receive building stones and by its coarse crushing to below 10mm, obtain coarse fodder；Step 3, building stones are through boulder crusher（10）After coarse crushing, coarse fodder falls into secondary vibration separating sieve one（12）, secondary vibration separating sieve one（12）Coarse fodder is sent to boulder crusher by the different sortings of particle diameter into level-one oversize, two level oversize and screenings, level-one oversize by conveyer（10）Middle continuation coarse crushing, two level oversize are delivered to second reduction machine through conveyer（11）Middle attritioning, screenings are sent to back choosing sieve（14）Middle Hui Xuan and etc..The production method of the Machine-made Sand of sold to you is hurried to solve the problems, such as that mountain flour dust seriously and single batch sand single varieties, improves existing mechanism sand manufacturing method, the production of Machine-made Sand is preferably adapted to the modern times diversified market demand.
Description
The application is entitled：A kind of Machine-made Sand production system and its method, Application No.：201610416559.1 hair
The divisional application of bright patent, parent application day are on 06 15th, 2016.
Technical field
The present invention relates to sand system processed, is more particularly to a kind of production method of Machine-made Sand.
Background technology
Machine-made Sand refers to the sand being process by sand making machine and other auxiliary devices, due to a variety of building stones, various tails
Ore deposit waste resource etc. can be used in processing mechanism sand, and sand source is extensive, and Machine-made Sand has complete grading, particle stabilized, particle shape
It is controllable, it can be adjusted according to sand demand, therefore made sand to substitute natural sand is trend of the times.Machine-made Sand production line usually by
The equipment such as batcher, crusher, sand making machine, vibrating screen and rubber conveyer are composed, and building stones are carried out after crushing by crusher,
Meet that the stone of sand making machine feed size is sent into sand making machine sand, into the further aggregate reclaiming of stone of sand making machine, shine after dividing
Meet granular size requirement is partially fabricated finished sand, and the part for not meeting granular size requirement reenters sand making machine and breaks again
It is broken.
In existing sand production line processed, there is mountain flour dust is serious and the problem of single batch sand single varieties.Mountain flour
The reason for serious one of dust is more important be, building stones extruding force suffered when broken and deflection are excessive and produce big
Dust is measured, meanwhile, wherein the small particle building stones produced, which exist, repeats broken and generation that is overground and aggravating mountain flour, also it is unfavorable for saving
Save energy consumption；The cause of single batch sand single varieties is that wall scroll production line can only obtain single product, even if can by screening
Different size finished sand is obtained, but sieving circuit is mainly used for rejecting the sand grains for not meeting particle requirement, other obtained specifications
Finished sand yield it is necessarily minimal amount of, this yield and coefficient of losses with production line is therefore, existing in inverse relation
The finished sand of production different size is realized in technology by adjusting the main manufacturing parameter with debugging production line, it is operated very not
It is convenient, compare work consuming and take, and also the parameter for often changing equipment can also influence the precision of equipment, and being unfavorable for the long-term of equipment makes
With.
The content of the invention
The goal of the invention of the present invention is：For above-mentioned problem, there is provided a kind of Machine-made Sand production system and its side
Method, can solve the problems, such as that mountain flour dust is serious and single batch sand single varieties, improve existing Machine-made Sand production system, make
Machine-made Sand production system can preferably adapt to the modern diversified market demand.
The technical solution adopted by the present invention is as follows：A kind of Machine-made Sand production system, including feed inlet, set below feed inlet
There is conveyer one, building stones are delivered to joint crusher by conveyer one, and the lower section for combining crusher is equipped with conveyer two, conveyer
Material on two is transported in main sand making machine by elevator one, and the lower section of main sand making machine is equipped with secondary vibration sieve three, two level
The lower section of vibrating screen three is equipped with conveyer three, and conveyer three send finished sand into finished product sand warehouse, wherein：
Joint crusher includes boulder crusher, second reduction machine, secondary vibration separating sieve one and secondary vibration separating sieve two, and boulder crusher is used for
The building stones on conveyer one are received, the lower section of boulder crusher is secondary vibration separating sieve one, and it is thick through boulder crusher that second reduction machine is used for attritioning
Building stones after broken, the lower section of second reduction machine is secondary vibration separating sieve two；
The secondary vibration separating sieve one sub-elects three kinds of level-one oversize, two level oversize and screenings materials, wherein, level-one
Oversize is sent in boulder crusher and is formed into a loop, and two level oversize is sent in second reduction machine, and screenings is sent to back in choosing sieve；
The secondary vibration separating sieve two sub-elects three kinds of level-one oversize, two level oversize and screenings materials, wherein, level-one
Oversize is sent in second reduction machine and is formed into a loop, and two level oversize is sent on conveyer two, and screenings is sent to back in choosing sieve；
The secondary vibration separating sieve three sub-elects three kinds of level-one oversize, two level oversize and screenings materials, wherein, level-one
Oversize is sent in main sand making machine and is formed into a loop, and two level oversize is sent on conveyer three, and screenings is sent to fine sand storehouse
In；
Screening is selected to select oversize and screenings described time, wherein, oversize is sent on conveyer two, and screenings is sent to carefully
In sand warehouse.
Due to the setting of said structure, the boulder crusher that building stones are first passed around in joint crusher carries out coarse crushing, with to building stones
Pre-processed, extruding force used in boulder crusher is relatively small during coarse crushing, and the relative deformation of building stones is smaller, and the aggregate chips of generation is opposite
Less, therefore, the mountain flour dust produced during coarse crushing is less；To prevent unbroken big particle diameter building stones from influencing follow-up attritioning work
Skill, secondary vibration separating sieve one, level vibrating separating sieve one, level vibrating separating sieve two and level vibration are equipped with the discharge port of boulder crusher
Separating sieve three is two layers of mesh structure, and it is three kinds of specifications that can sort supplied materials；Secondary vibration separating sieve one sub-elects level-one
Three kinds of oversize, two level oversize and screenings materials, wherein, level-one oversize, which is sent in boulder crusher, to be formed into a loop, and is ensured
Particle diameter meets pre-provisioning request, two level oversize after building stones coarse crushing（Qualified building stones i.e. after coarse crushing）Then it is sent in second reduction machine and carries out
Attritioning, screenings（The aggregate chips as produced during coarse crushing）It is sent to back in choosing sieve and carries out Hui Xuan；Building stones pass through after coarse crushing
Conveyer, which is delivered in second reduction machine, carries out attritioning, similarly, since the particle diameter of supplied materials is relatively little, is squeezed used in second reduction machine during attritioning
Pressure is relatively small, and the relative deformation of building stones is smaller, and the aggregate chips of generation is relatively fewer, therefore, the stone produced during attritioning
Powder dust is also less, and the secondary vibration separating sieve two below second reduction machine discharge port is sorted the building stones after attritioning, same
To three kinds of level-one oversize, two level oversize and screenings materials, wherein, level-one oversize, which is sent in second reduction machine, to be formed back
Road, makes big particle diameter building stones to obtain abundant attritioning, and two level oversize is sent on conveyer two, and screenings is sent to back choosing sieve
Middle carry out Hui Xuan；After returning material of the choosing sieve reception from secondary vibration separating sieve one and secondary vibration separating sieve two, it is carried out
Hui Xuan, oversize are sent to conveyer two to realize Hui Xuan, and screenings is sent in fine sand storehouse, obtains finished product fine sand product；It is defeated
Send the material on machine two to be sent after conveying hoisting and sand processed is carried out into main sand making machine, the material after sand processing processed is through secondary vibration point
Three sorting of choosing sieve continues to send to main sand making machine into three kinds of level-one oversize, two level oversize and screenings materials, level-one oversize
In carry out sand processed processing, two level oversize is obtained major product sand, and screenings is finished product fine sand.It is whole in above-mentioned
A shattering process is carried out under conditions of less extruding force and less deflection, therefore its mountain flour dust yield phase
To less, the oversize rock material frictional force that it is subject to when crushing is relatively small, and surface mountain flour yield is low, meanwhile, by every
It is secondary it is broken after building stones screened, large-sized building stones is crushed again to prevent from influencing subsequent technique processing, small particle
Aggregate chips（The overwhelming majority is fine sand）Then collected by fine sand storehouse, prevent aggregate chips from overground phenomenon occurring in subsequent technique and produce big
The mountain flour dust of amount, from part to entirety, the generation of mountain flour dust has all carried out stringent control, therefore, above-mentioned Machine-made Sand life
Production system can solve the problems, such as that mountain flour dust is serious.In addition, above-mentioned Machine-made Sand production system has no particular/special requirement to device therefor,
Number of devices demand is little, no high-pressure roller mill, has met the inexpensive production requirement of " more broken few mills ", and concept feasible is good.
In above-mentioned Machine-made Sand production system, two kinds of products entirely can be at least obtained during sand processed（One kind is produced for target
Product, one kind is fine sand product, and the mountain flour of collection is not counted in product item）, and the yield of target product is high, the proportion of goods damageds are smaller, phase
Than in the prior art, entirely sand process processed can only obtain a kind of product in the prior art, and mountain flour dust produces more, proportion of goods damageds phase
To larger, it is clear that above-mentioned Machine-made Sand production system is better than the prior art, meanwhile, the prior art uses big during sand processed
Extruding force and big building stones deflection, and aggregate chips repeat crushing grinding etc. and can all cause excessively to use electric power energy
Source, causes electric power energy to be not fully utilized, and does not meet power conservation requirement；And the present invention Machine-made Sand production system due to
Above-mentioned advantage, its energy consumption is relatively low, meanwhile, by adjusting the parameter of crusher in production system and the sieve screen apertures of vibrating screen
Footpath, moreover it is possible to while the product of plurality of specifications is obtained, single batch is produced the finished sand of different size, for example, adjustment two level
The mesh size of vibrating separating sieve and the type and mesh size for returning choosing sieve, make back choosing sieve to sub-elect the material of three kinds of specifications,
And then obtain two kinds either three kinds of products can then obtain three kinds or four kinds of specification products on the whole；In another example by adjusting two
The mesh size of level vibrating separating sieve, makes the particle diameter of material on conveyer two pass through main sand processed in the size range of setting
After Machine-made Sand, secondary vibration separating sieve slot size is adjusted, can obtain three kinds of specification materials, then three kinds of specification materials are carried out
Collect, then obtain three kinds of specification products on the whole.
Further, to obtain the target product of smaller particle, the elevated machine two of material of conveyer three is delivered to two-stage system
In sand machine, the lower section of two level sand making machine is equipped with secondary vibration separating sieve four, and the lower section of secondary vibration separating sieve four is equipped with washed ore storehouse,
Wherein, secondary vibration separating sieve four sub-elects three kinds of level-one oversize, two level oversize and screenings materials, level-one oversize quilt
Send into finished product sand warehouse, two level oversize is sent in washed ore storehouse, and screenings is sent in fine sand storehouse.By setting two-stage system sand
Machine, can obtain the washed ore product of product cut size smaller.
Further, deduster, deduster connection mountain flour storehouse, dedusting are equipped with the boulder crusher, second reduction machine and main sand making machine
Device combines in the dust of collection in mountain flour storehouse.
Further, in order to be more easily performed present mechanism sand production system, boulder crusher is jaw crusher, and second reduction machine is liquid
Press gyratory crusher.
Further, in order to make sand treatment effect processed more excellent, main sand making machine is vertical shaft impact crusher.
Further, the main sand making machine of feed blocking, the top of main sand making machine are equipped with current stabilization storehouse of weighing, current stabilization of weighing in order to prevent
Storehouse is used to receive the material that the conveying of elevator one comes.
Further, the top of two level sand making machine is equipped with current stabilization storehouse of weighing, and current stabilization storehouse of weighing is conveyed for receiving elevator two
The material to come over.
Further, two level sand making machine is vertical shaft impact crusher.
Further, deduster, deduster connection fine sand storehouse are equipped with two level sand making machine, deduster combines in the dust of collection
In fine sand storehouse.
Present invention additionally comprises a kind of mechanism sand manufacturing method, comprise the following steps：
Step 1: sending building stones into feed inlet, building stones are transported into joint crusher by conveyer one；
Step 2: the boulder crusher in joint crusher receives building stones and by its coarse crushing to below 10mm, coarse fodder is obtained；
Step 3, for building stones after boulder crusher coarse crushing, coarse fodder falls into secondary vibration separating sieve one, and secondary vibration separating sieve one is by coarse fodder
The screenings that level-one oversize of the particle diameter more than 10mm, the two level oversize that particle diameter is 3-10mm and particle diameter are less than 3mm is sorted into,
Level-one oversize of the particle diameter more than 10mm is sent by conveyer continues coarse crushing into boulder crusher, until particle diameter is less than 10mm, particle diameter is
The two level oversize of 3-10mm is delivered to attritioning in second reduction machine through conveyer, and screenings of the particle diameter less than 3mm is sent to back choosing sieve
Middle Hui Xuan；
Step 4: second reduction machine receives the two level oversize that secondary vibration separating sieve one sub-elects and carries out attritioning to below 5mm, obtain
To fine fodder；
Step 5: building stones are after second reduction machine attritioning, fine fodder falls into secondary vibration separating sieve two, and secondary vibration separating sieve two is by fine fodder
Sort into the screenings that level-one oversize of the particle diameter more than 5mm, the two level oversize that particle diameter is 3-5mm and particle diameter are less than 3mm, grain
Level-one oversize of the footpath more than 5mm is sent by conveyer continues attritioning into second reduction machine, until particle diameter is less than 5mm, particle diameter 3-5mm
Two level oversize be sent on conveyer two, particle diameter less than 3mm screenings be sent to back choosing sieve in Hui Xuan；
Receive the material from secondary vibration separating sieve one and secondary vibration separating sieve two Step 6: returning choosing sieve and sort material
Into the oversize more than 0.25mm and the screenings less than 0.25mm, oversize of the particle diameter more than 0.25mm is delivered to through conveyer
On conveyer two, screenings of the particle diameter less than 0.25mm is sent in fine sand storehouse；
Step 7: conveyer two receives from joint crusher and returns the material of choosing sieve and material is delivered in elevator one,
Material send to load-bearing current stabilization storehouse, load-bearing current stabilization storehouse and send material into main sand making machine by elevator, and main sand making machine is to sending material
Sand processing processed is carried out, the material after sand processing processed is sent into secondary vibration separating sieve three；
Step 8: the level-one that secondary vibration separating sieve three receives the material after sand processing processed and sorted into more than 2 mm is sieved
Thing, the two level oversize of 0.25-2mm and the screenings less than 0.25mm, level-one oversize of the particle diameter more than 2mm are sent by conveyer
Continue sand processing processed into main sand making machine, until particle diameter is less than 2mm, particle diameter is that the two level oversize of 0.25-2mm is sent to finished product
In sand warehouse, screenings of the particle diameter less than 0.25mm is sent in fine sand storehouse.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1st, plurality of specifications product can be produced during single batch sand, Machine-made Sand production system is preferably adapted to modern various
The market demand of change；
2nd, in Machine-made Sand production process, the generation to the mountain flour dust of links has all carried out stringent control, whole production
The mountain flour dust yield of process is all relatively low, improves production environment, reduces material loss.
3rd, crushing and sand process processed all uses relatively low extruding force and less deflection, equipment output power is low, meanwhile,
Avoid and aggregate chips is carried out to repeat crushing grinding, reduce energy consumption, saved production cost to a certain extent.
4th, whole Machine-made Sand production system has no device therefor particular/special requirement, and number of devices demand is little, no high pressure roller
Grinding machine, has met the inexpensive production requirement of " more broken few mills ", concept feasible is good, is worthy of popularization.
Brief description of the drawings
Fig. 1 is a kind of Machine-made Sand production system overall structure diagram of the present invention.
Fig. 2 is the Machine-made Sand production system process flow chart of the present invention.
Marked in figure：1 is feed inlet, and 2 be conveyer one, and 3 be joint crusher, and 4 be conveyer two, and 5 be elevator one,
6 be main sand making machine, and 7 be secondary vibration separating sieve three, and 8 be conveyer three, and 9 be finished bin, and 10 be boulder crusher, and 11 be second reduction machine,
12 be secondary vibration separating sieve one, and 13 be secondary vibration separating sieve two, and 14 are back choosing sieve, and 15 be conveyer four, and 16 is steady for load-bearing
Storehouse is flowed, 17 be fine sand storehouse, and 18 be elevator one, and 19 be two level sand making machine, and 20 be secondary vibration separating sieve four, and 21 be washed ore storehouse.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment one
As shown in Figure 1, a kind of Machine-made Sand production system, including feed inlet 1, the lower section of feed inlet 1 are equipped with conveyer 1, conveying
The lower section of machine 1 is equipped with joint crusher 3, and the lower section of joint crusher 3 is equipped with back choosing sieve 14 and conveyer 24, and joint is broken
Machine 3 is made of boulder crusher 10 and second reduction machine 11, wherein, conveyer 1 send material into boulder crusher 10, the lower section of boulder crusher 10
Equipped with secondary vibration separating sieve 1, i.e. the discharge outlet of boulder crusher 10 is equipped with secondary vibration separating sieve 1, secondary vibration point
Material is sub-elected three kinds of level-one oversize, two level oversize and screenings materials by choosing sieve 1, wherein, level-one oversize is sent
Continue to crush with forming circuit into boulder crusher 10, two level oversize is delivered in second reduction machine 11 by conveyer 4 15, under sieve
Thing is sent to back in choosing sieve 14.The lower section of second reduction machine 11 is equipped with the discharge outlet of secondary vibration separating sieve 2 13, i.e. second reduction machine 11
Equipped with secondary vibration separating sieve 2 13, secondary vibration separating sieve 2 13 by material sub-elect level-one oversize, two level oversize and
Three kinds of materials of screenings, wherein, level-one oversize, which is sent in second reduction machine 11, continues broken to be formed into a loop, two level oversize quilt
Send to conveyer 24, screenings is sent to back choosing sieve 14.Return choosing sieve 14 and material is sub-elected into oversize and screenings, wherein,
Oversize is sent on conveyer 24, and screenings is sent in fine sand storehouse 17.
Material is delivered to elevator 1 by conveyer 24, and material is delivered to holding for the main top of sand making machine 6 by elevator 1
In weight current stabilization storehouse 16, material is sent into main sand making machine 6 by load-bearing current stabilization storehouse 16, and the lower section of main sand making machine 6 is equipped with secondary vibration point
Choosing sieve 37, i.e., the discharge port of main sand making machine 6 is equipped with secondary vibration separating sieve 37, and secondary vibration separating sieve 37 sorts material
Into three kinds of level-one oversize, two level oversize and screenings materials, wherein, level-one oversize, which is sent in main sand making machine 6, to be continued
To be formed into a loop, two level oversize is sent on conveyer 38 sand processed, and screenings is sent in fine sand storehouse 17；Conveyer 38 will
Material is sent into elevator 2 18, and elevator 2 18 send material into finished product sand warehouse 9.
In above-mentioned, deduster is equipped with the boulder crusher 10, second reduction machine 11 and main sand making machine 6, deduster connects mountain flour storehouse,
Deduster combines in the dust of collection in mountain flour storehouse, and in Fig. 1, boulder crusher 10 is jaw crusher, and second reduction machine 11 is justified for hydraulic pressure
Conic crusher, main sand making machine 6 are vertical shaft impact crusher.
As shown in Fig. 2, the sand method processed of above-mentioned Machine-made Sand production system comprises the following steps：
Step 1: sending building stones into feed inlet 1, building stones are transported into joint crusher 3 by conveyer 1；
Step 2: the boulder crusher 10 in joint crusher 3 receives building stones and by its coarse crushing to below 10mm, coarse fodder is obtained；
Step 3, for building stones after 10 coarse crushing of boulder crusher, coarse fodder falls into secondary vibration separating sieve 1, secondary vibration separating sieve 1
By level-one oversize of the coarse fodder sorting into particle diameter more than 10mm, the two level oversize that particle diameter is 3-10mm and particle diameter less than 3mm's
Screenings, level-one oversize of the particle diameter more than 10mm is sent by conveyer continues coarse crushing into boulder crusher 10, until particle diameter is less than
10mm, the two level oversize that particle diameter is 3-10mm are delivered to attritioning in second reduction machine through conveyer, and particle diameter is less than the screenings quilt of 3mm
Send the Hui Xuan into time choosing sieve 14；
Step 4: second reduction machine 11 receive the two level oversize that secondary vibration separating sieve 1 sub-elects and carry out attritioning to 5mm with
Under, obtain fine fodder；
Step 5: building stones, after 11 attritioning of second reduction machine, fine fodder falls into secondary vibration separating sieve 2 13, secondary vibration separating sieve 2 13
Level-one oversize of the fine fodder sorting into particle diameter more than 5mm, the two level oversize that particle diameter is 3-5mm and particle diameter are less than to the sieve of 3mm
Lower thing, level-one oversize of the particle diameter more than 5mm is sent by conveyer continues attritioning into second reduction machine 11, until particle diameter is less than 5mm, grain
Footpath is that the two level oversize of 3-5mm is sent on conveyer 24, and screenings of the particle diameter less than 3mm is sent to back in choosing sieve 14 and returns
Choosing；
Step 6: returning choosing sieve 14 receives the materials from secondary vibration separating sieve 1 and secondary vibration separating sieve 2 13 and by thing
Material sorting is into the oversize more than 0.25mm and the screenings less than 0.25mm, and oversize of the particle diameter more than 0.25mm is through conveyer
It is delivered on conveyer 24, screenings of the particle diameter less than 0.25mm is sent in fine sand storehouse 17；
Step 7: conveyer 24 receives from joint crusher 3 and returns the material of choosing sieve 14 and material is delivered to elevator one
In 5, material is sent to load-bearing current stabilization storehouse 16, load-bearing current stabilization storehouse 16 and send material into main sand making machine 6 by elevator 1, main sand processed
To being handled to send material to carry out sand processed, the material after sand processing processed is sent into secondary vibration separating sieve 37 machine 6；
Step 8: secondary vibration separating sieve 37 receives the material after sand processing processed and is sorted into the level-one sieve more than 2 mm
Upper thing, the two level oversize of 0.25-2mm and the screenings less than 0.25mm, level-one oversize of the particle diameter more than 2mm is by conveyer
Send into main sand making machine 6 and continue sand processing processed, until particle diameter is less than 2mm, particle diameter is that the two level oversize of 0.25-2mm is sent to
In finished product sand warehouse 9, screenings of the particle diameter less than 0.25mm is sent in fine sand storehouse 17.
Finally according to actual needs, the washed-out sand processing to finished product sand warehouse 17 is reasonably selected.
In above-mentioned Machine-made Sand production system, by adjusting the parameter of crusher in production system and the sieve screen apertures of vibrating screen
Footpath, moreover it is possible to while the product of plurality of specifications is obtained, single batch is produced the finished sand of different size, for example, adjustment two level
The mesh size of vibrating separating sieve and the type and mesh size for returning choosing sieve, make back choosing sieve to sub-elect the material of three kinds of specifications,
And then obtain two kinds either three kinds of products can then obtain three kinds or four kinds of specification products on the whole；In another example by adjusting two
The mesh size of level vibrating separating sieve, makes the particle diameter of material on conveyer two pass through main sand processed in the size range of setting
After Machine-made Sand, secondary vibration separating sieve slot size is adjusted, can obtain three kinds of specification materials, then three kinds of specification materials are carried out
Collect, then obtain three kinds of specification products on the whole.
Embodiment two
Embodiment two is identical with embodiment one, its difference is, to obtain the target product of smaller particle, conveyer 38
The elevated machine 2 18 of material be delivered in two level sand making machine 19, deduster is again provided with two level sand making machine 19, deduster is same
Sample connection mountain flour storehouse, the lower section of two level sand making machine 19 are equipped with the discharge port of secondary vibration separating sieve 4 20, i.e. two level sand making machine 19
Equipped with secondary vibration separating sieve 4 20, the lower section of secondary vibration separating sieve 4 20 is equipped with washed ore storehouse 21, wherein, secondary vibration sorting
Sieve 4 20 and material sorting is sent to finished product into three kinds of level-one oversize, two level oversize and screenings materials, level-one oversize
In sand warehouse 9, two level oversize is sent in washed ore storehouse 21, and screenings is sent in fine sand storehouse 17.By setting two level sand making machine
19, it can obtain the washed ore product of product cut size smaller.Meanwhile if only expecting the washed ore product of part particle diameter smaller, can be
Material diversion is carried out at elevator 2 18, a part of elevated machine 2 18 of material is sent into finished product sand warehouse 9, and another part material is then
Elevated machine 2 18 is sent into the load-bearing current stabilization storehouse 16 of the top of two level sand making machine 19, and then obtains finished sand, washed ore, three kinds of fine sand
The yield of specification product, wherein finished sand and washed ore can realize that dynamic adjusts.
In above-mentioned, if major product is washed ore, it can be obtained by following steps：
Step 1: sending building stones into feed inlet 1, building stones are transported into joint crusher 3 by conveyer 1；
Step 2: the boulder crusher 10 in joint crusher 3 receives building stones and by its coarse crushing to below 10mm, coarse fodder is obtained；
Step 3, for building stones after 10 coarse crushing of boulder crusher, coarse fodder falls into secondary vibration separating sieve 1, secondary vibration separating sieve 1
By level-one oversize of the coarse fodder sorting into particle diameter more than 10mm, the two level oversize that particle diameter is 3-10mm and particle diameter less than 3mm's
Screenings, level-one oversize of the particle diameter more than 10mm is sent by conveyer continues coarse crushing into boulder crusher 10, until particle diameter is less than
10mm, the two level oversize that particle diameter is 3-10mm are delivered to attritioning in second reduction machine through conveyer, and particle diameter is less than the screenings quilt of 3mm
Send the Hui Xuan into time choosing sieve 14；
Step 4: second reduction machine 11 receive the two level oversize that secondary vibration separating sieve 1 sub-elects and carry out attritioning to 5mm with
Under, obtain fine fodder；
Step 5: building stones, after 11 attritioning of second reduction machine, fine fodder falls into secondary vibration separating sieve 2 13, secondary vibration separating sieve 2 13
Level-one oversize of the fine fodder sorting into particle diameter more than 5mm, the two level oversize that particle diameter is 3-5mm and particle diameter are less than to the sieve of 3mm
Lower thing, level-one oversize of the particle diameter more than 5mm is sent by conveyer continues attritioning into second reduction machine 11, until particle diameter is less than 5mm, grain
Footpath is that the two level oversize of 3-5mm is sent on conveyer 24, and screenings of the particle diameter less than 3mm is sent to back in choosing sieve 14 and returns
Choosing；
Step 6: returning choosing sieve 14 receives the materials from secondary vibration separating sieve 1 and secondary vibration separating sieve 2 13 and by thing
Material sorting is into the oversize more than 0.25mm and the screenings less than 0.25mm, and oversize of the particle diameter more than 0.25mm is through conveyer
It is delivered on conveyer 24, screenings of the particle diameter less than 0.25mm is sent in fine sand storehouse 17；
Step 7: conveyer 24 receives from joint crusher 3 and returns the material of choosing sieve 14 and material is delivered to elevator one
In 5, material is sent to load-bearing current stabilization storehouse 16, load-bearing current stabilization storehouse 16 and send material into main sand making machine 6 by elevator 1, main sand processed
To being handled to send material to carry out sand processed, the material after sand processing processed is sent into secondary vibration separating sieve 37 machine 6；
Step 8: secondary vibration separating sieve 37 receives the material after sand processing processed and is sorted into the level-one sieve more than 2 mm
Upper thing, the two level oversize of 0.25-2mm and the screenings less than 0.25mm, level-one oversize of the particle diameter more than 2mm is by conveyer
Send into main sand making machine 6 and continue sand processing processed, until particle diameter is less than 2mm, particle diameter is that the two level oversize of 0.25-2mm is sent to
On conveyer 38, screenings of the particle diameter less than 0.25mm is sent in fine sand storehouse 17；
Step 9: conveyer 38 send material into elevator 2 18 after receiving material, elevator 2 18 send material to two level
In the load-bearing current stabilization storehouse 16 of the top of sand making machine 19, load-bearing current stabilization storehouse 16 send material to two level sand making machine 19, two level sand making machine 19
Refined sand processing is carried out to material, the particle diameter of material is less than 0.5mm；
Step 10: material after refined sand is handled, is fallen into secondary vibration separating sieve 4 20, secondary vibration separating sieve 4 20 is by thing
Level-one oversize, two level oversize that particle diameter be 0.25-0.5mm and particle diameter of the material sorting into particle diameter more than 0.5mm are less than
Three kinds of materials of screenings of 0.25mm, level-one oversize of the particle diameter more than 0.5mm are sent in finished product sand warehouse 9, particle diameter 0.25-
The two level oversize of 0.5mm is sent in washed ore storehouse 21, and screenings of the particle diameter less than 0.25mm is then sent in fine sand storehouse 17, into
And obtain washed ore product.
In above-mentioned steps ten, level-one oversize of the particle diameter more than 0.5mm can also be sent directly into two level sand making machine 19 and relay
Continuous refined sand, this mainly determines processing mode according to actual needs.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of production method of Machine-made Sand, it is characterised in that comprise the following steps：
Step 1: building stones are sent to feed inlet（1）In, pass through conveyer one（2）Building stones are transported to joint crusher（3）In；
Step 2: joint crusher（3）In boulder crusher receive building stones and by its coarse crushing to below 10mm, obtain coarse fodder；
Step 3, building stones are through boulder crusher（10）After coarse crushing, coarse fodder falls into secondary vibration separating sieve one（12）, secondary vibration separating sieve
One（12）Coarse fodder is conveyed by the different sortings of particle diameter into level-one oversize, two level oversize and screenings, level-one oversize
Machine is sent to boulder crusher（10）Middle continuation coarse crushing, two level oversize are delivered to second reduction machine through conveyer（11）Middle attritioning, screenings quilt
Send to time choosing sieve（14）Middle Hui Xuan；
Step 4: second reduction machine（11）Receive secondary vibration separating sieve one（12）The two level oversize that sub-elects simultaneously carries out attritioning, obtains
To fine fodder；
Step 5: building stones, after second reduction machine attritioning, fine fodder falls into secondary vibration separating sieve two（13）, secondary vibration separating sieve two
（13）By fine fodder by the different sortings of particle diameter into level-one oversize, two level oversize and screenings, level-one oversize is by conveyer
Send to second reduction machine（11）Middle continuation attritioning, two level oversize are sent to conveyer two（4）On, screenings is sent to back choosing sieve（14）
Middle Hui Xuan；
Step 6: return choosing sieve（14）Reception comes from secondary vibration separating sieve one（12）With secondary vibration separating sieve two（13）Material
And material is sorted into oversize and screenings, oversize and is delivered to conveyer two through conveyer（4）On, particle diameter is less than screenings
It is sent to fine sand storehouse（17）In；
Step 7: conveyer two（4）Reception comes from joint crusher（3）Sieved with choosing is returned（14）Material and be delivered to material carry
Rise machine one（5）In, elevator one（5）Material is sent to load-bearing current stabilization storehouse（16）, load-bearing current stabilization storehouse（16）Material is sent to main system
Sand machine（6）In, main sand making machine（6）Sand processing processed is carried out to sending material, the material after sand processing processed, which is sent to secondary vibration, to be sorted
Sieve three（7）In；
Step 8: secondary vibration separating sieve three（7）Receive the material after sand processing processed and sorted into level-one oversize, two level
Oversize and screenings, level-one oversize are sent to main sand making machine by conveyer（6）In continue sand processed processing, two level oversize is sent
To finished product sand warehouse（9）In, screenings is sent to fine sand storehouse（17）In.
2. the production method of Machine-made Sand as claimed in claim 1, it is characterised in that in step 3, the grain of level-one oversize
Footpath is more than 10mm, and the particle diameter of two level oversize is 3-10mm, and the particle diameter of screenings is less than 3mm.
3. the production method of Machine-made Sand as claimed in claim 1, it is characterised in that in step 4, second reduction machine（11）By two
Level oversize attritioning is to below 5mm.
4. the production method of Machine-made Sand as claimed in claim 1, it is characterised in that in step 5, the grain of level-one oversize
Footpath is more than 5mm, and the particle diameter of two level oversize is 3-5mm, and the particle diameter of screenings is less than 3mm.
5. the production method of Machine-made Sand as claimed in claim 1, it is characterised in that in step 6, the particle diameter of oversize is
More than 0.25mm, the particle diameter of screenings is less than 0.25mm.
6. the production method of Machine-made Sand as claimed in claim 1, it is characterised in that in step 8, the grain of level-one oversize
Footpath is more than 2 mm, and the particle diameter of two level oversize is 0.25-2mm, and the particle diameter of screenings is less than 0.25mm.
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| CN105921246B (en) | 2018-08-03 |
| CN107952571B (en) | 2019-11-19 |
| CN105921246A (en) | 2016-09-07 |
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