CN111632727A - Sandstone co-production line suitable for fine product molding - Google Patents

Sandstone co-production line suitable for fine product molding Download PDF

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Publication number
CN111632727A
CN111632727A CN202010449989.XA CN202010449989A CN111632727A CN 111632727 A CN111632727 A CN 111632727A CN 202010449989 A CN202010449989 A CN 202010449989A CN 111632727 A CN111632727 A CN 111632727A
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CN
China
Prior art keywords
belt conveyor
belt
communicated
circular vibrating
feeder
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.)
Pending
Application number
CN202010449989.XA
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Chinese (zh)
Inventor
孙慧敏
方伟
侯春雨
韩宁
杨俊杰
张刘政
李帅奇
蔡媛媛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHENGZHOU HYDRAULIC MACHINERY CO Ltd
Original Assignee
ZHENGZHOU HYDRAULIC MACHINERY CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ZHENGZHOU HYDRAULIC MACHINERY CO Ltd filed Critical ZHENGZHOU HYDRAULIC MACHINERY CO Ltd
Priority to CN202010449989.XA priority Critical patent/CN111632727A/en
Publication of CN111632727A publication Critical patent/CN111632727A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00Disintegrating plant with or without drying of the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary 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
    • B02C23/02Feeding devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary 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
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary 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
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C25/00Control arrangements specially adapted for crushing or disintegrating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B9/00Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary 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
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating 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
    • B02C2023/165Screen denying egress of oversize material

Abstract

The invention discloses a same production line of gravels suitable for fine product molding, which is used for producing the gravels simultaneously and relates to the technical field of sand production equipment; the invention comprises a vibrating feeder, crushers, belt conveyors, circular vibrating sieves, an air compressor, a Roots blower, an induced draft fan, a dust remover, an ash storage hopper, a dilute phase conveying pump, a stone dust bin and a bulk loader which are connected with a PLC control system, wherein two crushers are arranged above one belt conveyor, the conveying end of the belt conveyor is provided with a circular vibrating sieve, a feeding port of one crusher is communicated with the vibrating feeder, a feeding port of the other crusher is communicated with the belt conveyor for conveying materials on the sieve of the circular vibrating sieves, the induced draft fan is arranged above the circular vibrating sieves, and the induced draft fan is communicated with the ash storage hopper with a dust remover; the circular vibrating screen transmits undersize products of each layer to a set place through a plurality of belt conveyors respectively; the invention adopts the sand and stone production process, and simultaneously produces the finished sand and the finished aggregate, and the finished sand and the finished aggregate meet the requirements.

Description

Sandstone co-production line suitable for fine product molding
Technical Field
The invention relates to a sand and stone co-production line suitable for fine product molding, which is used for producing sand and stone simultaneously and relates to the technical field of sand production equipment.
Background
At present, in the production of sandstone aggregates, the traditional sand production line arrangement modes include plane arrangement and standing-type (tower-type) arrangement; the plane arrangement mode has the defects of large occupied area, high dust removal and environmental protection difficulty, poor environmental protection effect, large environmental protection investment and the like, and needs a plurality of dust collection systems to collect dust in different areas; the structure of the building station type (tower type) production system is compact, the floor area is small, the space is saved, but the equipment configuration is single, a single crushing main machine is adopted for sand making, and the shaping and crushing ratio can not be taken into consideration, so the following defects exist: (1) the treatment capacity is low (generally Q is less than or equal to 100t/h in China); (2) the product is single, only sand can be produced due to the undersize of the feeding granularity, aggregates (rice stones and gravels) cannot be produced simultaneously, the production is inflexible, the requirements of customers cannot be met, and the investment of equipment (production line/system) is inevitably increased if the customers need the rice stones and the gravels; (3) the requirements on the raw materials are strict, the processing capacity is weak, the stone powder proportion contained in the machine-made sand is difficult to control, the ultrafine powder is difficult to remove, the machine-made sand is unreasonable in gradation, and when the raw materials contain powder or mud, the dust removal cost is high;
adopt current system sand production line can not produce finished product sand and finished product aggregate rubble simultaneously, and can not carry out the dust that takes off in the grit well, lead to the grit to contain the powder volume height, can not satisfy the production demand.
Disclosure of Invention
The invention aims to: the method provides a sand and stone co-production line suitable for fine product molding, adopts a sand and stone co-production process, simultaneously produces finished sand and finished aggregate, and produces the finished sand and the finished aggregate to meet the requirements.
The technical scheme adopted by the invention is as follows: a sandstone co-production line suitable for fine molding comprises a vibrating feeder, crushers, belt conveyors, circular vibrating sieves, an air compressor, a Roots blower, an induced draft fan, a dust remover, an ash storage hopper, a dilute phase conveying pump, a stone dust bin and a bulk loader which are connected with a PLC control system, wherein two crushers are arranged above one belt conveyor, the circular vibrating sieves are arranged at the conveying tail end of the belt conveyor, a feeding port of one crusher is communicated with the vibrating feeder, a feeding port of the other crusher is communicated with the belt conveyors for screening materials on the circular vibrating sieves, the induced draft fan is arranged above the circular vibrating sieves and communicated with the ash storage hopper with the dust remover, the ash storage hopper is communicated with the stone dust bin with the dust remover through the dilute phase conveying pump, and the bulk loader is arranged at the bottom of the stone dust bin; and the round vibrating screen conveys undersize of each layer to a set place through a plurality of belt conveyors respectively.
The working principle of the invention is as follows: the invention is provided with an air compressor, a dust remover (an induced draft fan), various discharging belt conveyors (a humidifier water valve is restarted when discharging), circular vibrating sieves (a first sieve and a second sieve), a crushing main machine (a heavy hammer and a standard hammer), and a vibrating feeder which are connected with a PLC control system, wherein the PLC control system is divided into an automatic mode and a manual mode;
manual mode: each device can be started and stopped in a manual mode in a manual safety sequence; the manual starting operation is convenient when the starting mode starts debugging and the equipment is maintained at the later stage; each operating button is provided with an indicator light, and the indicator light is lightened after the operating button is started;
automatic mode: in the automatic mode, equipment can be started or stopped according to time sequence only by selecting a blanking place on the touch screen and then clicking the automatic start, so that the effect of automatic control is achieved; the screen is also added with a plurality of commonly used intervention keys such as feeding pause, variable frequency reset, soft start reset and the like; when the operation is automatic, the time interval between the start and the stop of the sand and stone can be adjusted in the touch screen; the touch screen program has a switching value input detection function, so that the running conditions of all equipment can be monitored in real time;
when the automatic start-up, grit system starts the order as follows: air compressor → dust remover (draught fan) → discharge belt conveyors (humidifier water valve is restarted when discharging) → circular vibrating screen (first-pass screen and second-pass screen) → crushing main machine (heavy hammer breaking and standard hammer breaking) → vibrating feeder;
the sand stop sequence is as follows: vibrating feeder → heavy hammer crusher → second belt conveyor → standard hammer crusher → first belt conveyor → first screen → third belt conveyor → fourth belt conveyor → second screen → 5 th-8 th belt conveyor → dust remover (induced draft fan) → air compressor.
The belt conveyor comprises a first belt conveyor, a second belt conveyor, a third belt conveyor and a fourth belt conveyor, wherein a circular vibrating screen is correspondingly arranged at the conveying end of the first belt conveyor, oversize products of the circular vibrating screen are conveyed through the second belt conveyor, oversize products in the screen are conveyed through the third belt conveyor, and undersize products are conveyed through the fourth belt conveyor; through a plurality of belt conveyors, carry out the first categorised transport according to the size of grit.
The crusher consists of a heavy hammer crusher and a standard hammer crusher, wherein a feed port of the heavy hammer crusher is communicated with the vibrating feeder, a discharge port of the heavy hammer crusher corresponds to a belt conveyer belt of the first belt conveyor, a feed port of the standard hammer crusher corresponds to the belt conveyer tail end of the second belt conveyor, and a discharge port of the standard hammer crusher corresponds to the belt conveyer belt of the first belt conveyor; the raw materials are crushed by the heavy hammer firstly and then by the standard hammer, and the crushing efficiency can be effectively improved and the dust generated by excessive crushing can be properly reduced through the matching operation of the two crushers.
The belt conveyor still includes fifth left belt feeder, sixth left belt feeder, seventh left belt feeder, fifth right belt feeder, sixth right belt feeder, seventh right belt feeder, the eight two-way belt feeder, the circle is shaken the sieve and is provided with two, is first to say sieve and two sieves respectively, first to say sieve and two sieves through the fourth belt feeder intercommunication, each layer grit of two sieves is respectively through fifth left belt feeder, sixth left belt feeder, seventh left belt feeder, and fifth right belt feeder, sixth right belt feeder, seventh right belt feeder, eighth two-way belt feeder are carried and are set for the place, combines the circle to shake the characteristics of sieving the many layers of numbers, high-efficient screening, can sieve out the grit of different particle sizes simultaneously, carries different places through different belt feeders, realizes obtaining the purpose of grit, coarse sand, well sand and fine sand simultaneously.
The draught fan is communicated with a feeding hole of the ash storage bucket through a first dust remover, an ash storage bucket screw machine is arranged at a discharging hole of the ash storage bucket, and the ash storage bucket screw machine is arranged at the bottom of the ash storage bucket to prevent the ash storage bucket from being blocked.
A dilute phase delivery pump is arranged on a pipeline for communicating the stone powder bin with the ash storage hopper, the dilute phase delivery pump is communicated with a Roots blower, a second dust remover is arranged at the top of the stone powder bin, and the second dust remover is communicated with a bulk loader arranged at the bottom of the stone powder bin; the dilute phase conveying pump is pneumatic conveying equipment, the conveying length is long, the operation is flexible, the manufacturing cost is low, the service life is long, the second dust remover is communicated with the bulk machine, and dust can be reduced when the second dust remover is used for subpackaging and loading.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the invention adopts the circular vibrating screen to carry out primary screening and secondary screening, so that the fineness modulus of finished sand can be regulated and controlled, the sand making process can flexibly meet the market demand, sand stones, coarse sand, medium sand and fine sand can be obtained by regulating different fineness moduli, the sand stones can be discharged simultaneously, the powder content of the finished sand stones can be accurately regulated and controlled, and the production quality is high.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic flow diagram of the present invention;
labeled as: 1-a vibrating feeder, 2-a heavy hammer crusher, 3-a first belt conveyor, 4-a standard hammer crusher, 5-a second belt conveyor, 6-a first belt conveyor, 7-an air compressor, 8-a fourth belt conveyor, 9-a fifth left belt conveyor, 10-a sixth left belt conveyor, 11-a seventh left belt conveyor, 12-a second belt conveyor, 13-a third belt conveyor, 14-a fifth right belt conveyor, 15-a sixth right belt conveyor, 16-a seventh right belt conveyor, 17-an eighth bidirectional belt conveyor, 18-a Roots blower, 19-an induced draft fan, 20-a first dust remover, 21-an ash storage bucket, 22-an ash storage bucket screw machine, 23-a dilute phase conveying pump, 24-a second dust remover, 25-a stone dust bin and 26-a bulk loader.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1, a sandstone co-production line suitable for fine molding comprises a vibrating feeder 1, crushers, belt conveyors, circular vibrating sieves, an air compressor 7, a roots blower 18, an induced draft fan 19, a dust remover, an ash storage hopper 21, a dilute phase conveying pump 23, a stone powder bin 25 and a bulk loader 26 which are connected with a PLC control system, wherein two crushers are arranged above one belt conveyor, the circular vibrating sieves are arranged at the conveying tail end of the belt conveyor, a crusher feeding port is communicated with the vibrating feeder 1, another crusher feeding port is communicated with the belt conveyor for conveying materials on the circular vibrating sieve, the induced draft fan 19 is arranged above the circular vibrating sieve, the induced draft fan 19 is communicated with the ash storage hopper 21 with the dust remover, the ash storage hopper 21 is communicated with the stone powder bin 25 with the dust remover through the dilute phase conveying pump 23, and the bulk loader 26 is arranged at the bottom of the stone powder bin 25; and the round vibrating screen transmits undersize products of each layer to a set place through each belt conveyor respectively.
The working principle of the invention is as follows: the invention is provided with an air compressor 7, a dust remover (an induced draft fan 19), discharging belt conveyors (a humidifier water valve is restarted when discharging), circular vibrating sieves (a primary sieve 6 and a secondary sieve 12), crushing main machines (a heavy hammer crusher and a standard hammer crusher) and a vibrating feeder 1 which are connected with a PLC control system, wherein the PLC control system is divided into an automatic mode and a manual mode;
manual mode: each device can be started and stopped manually according to time sequence in a manual mode; the manual starting operation is convenient when the starting mode starts debugging and the equipment is maintained at the later stage; each operating button is provided with an indicator light, and the indicator light is lightened after the operating button is started;
automatic mode: in the automatic mode, equipment can be started or stopped according to time sequence only by selecting a blanking place on the touch screen and then clicking the automatic start, so that the effect of automatic control is achieved; the screen is also added with a plurality of commonly used intervention keys such as feeding pause, variable frequency reset, soft start reset and the like; when the operation is automatic, the time interval between the start and the stop of the sand and stone can be adjusted in the touch screen; the touch screen program has a switching value input detection function, so that the running conditions of all equipment can be monitored in real time;
when the automatic start-up, grit system starts the order as follows: air compressor 7 → dust remover (induced draft fan 19) → discharging belt conveyors (humidifier water valve restart when waiting to discharge) → circular vibrating screen (first screen 6 and second screen 12) → crushing main machine (heavy hammer crushing and standard hammer crushing) → vibrating feeder 1;
the sand stop sequence is as follows: the vibration feeder 1 → the heavy hammer crusher 2 → the second belt machine 5 → the standard hammer crusher 4 → the first belt machine 3 → the first screen 6 → the third belt machine 13 → the fourth belt machine 8 → the second screen 12 → the 5 th to 8 th belt machine → the dust remover (induced draft fan 19) → the air compressor 7.
Example 2
On the basis of the embodiment 1, the belt conveyors comprise a first belt conveyor 3, a second belt conveyor 5, a third belt conveyor 13 and a fourth belt conveyor 8, wherein a circular vibrating screen is correspondingly arranged at the conveying end of the first belt conveyor 3, oversize products of the circular vibrating screen are conveyed through the second belt conveyor 5, oversize products are conveyed through the third belt conveyor 13, and undersize products are conveyed through the fourth belt conveyor 8; through a plurality of belt conveyors, carry out the first categorised transport according to the size of grit.
Example 3
On the basis of the embodiment 2, the crusher consists of a heavy hammer crusher 2 and a standard hammer crusher 4, wherein a feed inlet of the heavy hammer crusher 2 is communicated with the vibration feeder 1, a discharge outlet of the heavy hammer crusher corresponds to a belt conveying belt of the first belt conveyor 3, a feed inlet of the standard hammer crusher 4 corresponds to the belt conveying tail end of the second belt conveyor 5, and a discharge outlet of the standard hammer crusher corresponds to the belt conveying belt of the first belt conveyor 3; the raw materials are crushed by the heavy hammer firstly and then by the standard hammer, and the crushing efficiency can be effectively improved and the dust generated by excessive crushing can be properly reduced through the matching operation of the two crushers.
Example 4
On the basis of embodiment 2, the belt feeder still includes the left belt feeder 9 of fifth, the left belt feeder 10 of sixth, the left belt feeder 11 of seventh, the right belt feeder 14 of fifth, the right belt feeder 15 of sixth, the right belt feeder 16 of seventh, the two-way belt feeder 17 of eighth, the circular vibration sieve is provided with two, is first sieve 6 and two sieves 12 respectively, first sieve 6 and two sieves 12 communicate through the fourth belt feeder 8, each layer grit of two sieves 12 is respectively through the left belt feeder 9 of fifth, the left belt feeder 10 of sixth, the left belt feeder 11 of seventh, the right belt feeder 14 of fifth, the right belt feeder 15 of sixth, the right belt feeder 16 of seventh, the two-way belt feeder 17 of eighth carry the settlement place, combine the circular vibration sieve many layers, the characteristics of high-efficient screening, can sieve out the grit of different particle sizes simultaneously, carry different places through different belt feeders, realize obtaining the grit simultaneously, Coarse sand, medium sand and fine sand.
Example 5
On the basis of embodiment 1, the induced draft fan 19 is communicated with the feed inlet of the ash storage hopper 21 through the first dust remover 20, the discharge outlet of the ash storage hopper 21 is provided with an ash storage hopper 21 screw machine, and the bottom of the ash storage hopper 21 screw machine is provided with an ash storage hopper 21 screw machine to prevent the ash storage hopper 21 from being blocked.
Example 6
On the basis of embodiment 1, a dilute phase delivery pump 23 is arranged on a pipeline of the stone dust bin 25 communicated with the dust storage hopper 21, the dilute phase delivery pump 23 is communicated with the roots blower 18, a second dust remover 24 is arranged at the top of the stone dust bin 25, and the second dust remover 24 is communicated with a bulk loader 26 arranged at the bottom of the stone dust bin 25; the dilute phase delivery pump 23 is a pneumatic delivery device, has long delivery length, flexible operation, low cost and long service life, and the second dust remover 24 is communicated with the bulk machine 26, so that dust can be reduced when the bulk machine is loaded.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.

Claims (6)

1. A sandstone co-production line suitable for fine product forming comprises a vibrating feeder (1), crushers, belt conveyors, circular vibrating sieves, air compressors (7), Roots fans (18), induced draft fans (19), dust collectors, ash storage hoppers (21), dilute phase conveying pumps (23), a stone dust bin (25) and a bulk loader (26) which are connected with a PLC control system, and is characterized in that two crushers are arranged above one belt conveyor, the circular vibrating sieves are arranged at the conveying tail end of the belt conveyor, a crusher feeding port is communicated with the vibrating feeder (1), the other crusher feeding port is communicated with the belt conveyor for screening materials on the circular vibrating sieves, the induced draft fan (19) is arranged above the circular vibrating sieves, the induced draft fan (19) is communicated with the ash storage hopper (21) with the dust collectors, the stone dust bin (25) with the dust collectors is communicated with the ash storage hopper (21) through the dilute phase conveying pumps (23), the bottom of the stone powder bin (25) is provided with a bulk loader (26); and the round vibrating screen conveys undersize of each layer to a set place through each belt conveyor.
2. The gravel co-production line suitable for fine molding according to claim 1, wherein the belt conveyors comprise a first belt conveyor (3), a second belt conveyor (5), a third belt conveyor (13) and a fourth belt conveyor (8), a circular vibrating screen is correspondingly arranged at the conveying end of the first belt conveyor (3), oversize products of the circular vibrating screen are conveyed through the second belt conveyor (5), oversize products of the circular vibrating screen are conveyed through the third belt conveyor (13), and undersize products of the circular vibrating screen are conveyed through the fourth belt conveyor (8).
3. The utility model provides a grit is with production line suitable for exquisite shaping according to claim 2, characterized in that, the breaker comprises weight breaker (2) and standard hammer breaker (4), weight breaker (2) feed inlet and vibrating feeder (1) intercommunication, and the discharge gate corresponds the belt conveyer belt of first belt feeder (3), standard hammer breaker (4) feed inlet and the terminal correspondence of belt conveyer of second belt feeder (5), and the discharge gate corresponds the belt conveyer belt of first belt feeder (3).
4. The same production line for molding fine gravel as claimed in claim 2, the belt conveyor also comprises a fifth left belt conveyor (9), a sixth left belt conveyor (10), a seventh left belt conveyor (11), a fifth right belt conveyor (14), a sixth right belt conveyor (15), a seventh right belt conveyor (16) and an eighth bidirectional belt conveyor (17), the circular vibrating screen is provided with two primary screens (6) and two secondary screens (12), the primary screen (6) is communicated with the secondary screen (12) through a fourth belt conveyor (8), and each layer of gravel sieved by the secondary sieve (12) is conveyed to a set place through a fifth left belt conveyor (9), a sixth left belt conveyor (10), a seventh left belt conveyor (11), a fifth right belt conveyor (14), a sixth right belt conveyor (15), a seventh right belt conveyor (16) and an eighth bidirectional belt conveyor (17).
5. A sandstone co-production line suitable for fine molding according to claim 1, wherein the induced draft fan (19) is communicated with a feed inlet of an ash storage hopper (21) through a first dust remover (20), and an ash storage hopper screw machine (22) is arranged at a discharge outlet of the ash storage hopper (21).
6. A sandstone cogeneration line suitable for boutique molding according to claim 1, characterized in that a dilute phase delivery pump (23) is arranged on the pipeline of the stone dust bin (25) communicated with the dust storage hopper (21), the dilute phase delivery pump (23) is communicated with the roots blower (18), a second dust remover (24) is arranged on the top of the stone dust bin (25), and the second dust remover (24) is communicated with a bulk loader (26) arranged at the bottom of the stone dust bin (25).
CN202010449989.XA 2020-05-25 2020-05-25 Sandstone co-production line suitable for fine product molding Pending CN111632727A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112619854A (en) * 2020-12-25 2021-04-09 日昌升建筑新材料设计研究院有限公司 Dry production process of flexible high-end machine-made sandstone
CN113399263A (en) * 2021-07-06 2021-09-17 向光联 Quartz sand winnowing equipment and use method thereof

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JP2006231125A (en) * 2005-02-22 2006-09-07 Chubu Electric Power Co Inc Manufacturing system of shell powder
JP5511619B2 (en) * 2010-10-08 2014-06-04 三菱重工業株式会社 Biomass crusher and biomass / coal co-firing system
CN207204317U (en) * 2017-08-29 2018-04-10 遵义同兴源建材有限公司 A kind of sandstone produces stone powder padding device
CN108972896A (en) * 2018-08-02 2018-12-11 贵州成智重工科技有限公司 A kind of building station type production line that can produce sand and aggregate simultaneously
CN110681475A (en) * 2019-11-19 2020-01-14 贵州成智重工科技有限公司 Crushing production line and method for processing high-quality sandstone aggregate based on hard rock
CN210522754U (en) * 2019-08-06 2020-05-15 常州品正干燥设备有限公司 Large-scale dustless rubbing crusher production line

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006231125A (en) * 2005-02-22 2006-09-07 Chubu Electric Power Co Inc Manufacturing system of shell powder
JP5511619B2 (en) * 2010-10-08 2014-06-04 三菱重工業株式会社 Biomass crusher and biomass / coal co-firing system
CN207204317U (en) * 2017-08-29 2018-04-10 遵义同兴源建材有限公司 A kind of sandstone produces stone powder padding device
CN108972896A (en) * 2018-08-02 2018-12-11 贵州成智重工科技有限公司 A kind of building station type production line that can produce sand and aggregate simultaneously
CN210522754U (en) * 2019-08-06 2020-05-15 常州品正干燥设备有限公司 Large-scale dustless rubbing crusher production line
CN110681475A (en) * 2019-11-19 2020-01-14 贵州成智重工科技有限公司 Crushing production line and method for processing high-quality sandstone aggregate based on hard rock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112619854A (en) * 2020-12-25 2021-04-09 日昌升建筑新材料设计研究院有限公司 Dry production process of flexible high-end machine-made sandstone
CN113399263A (en) * 2021-07-06 2021-09-17 向光联 Quartz sand winnowing equipment and use method thereof

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Application publication date: 20200908