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CN215694663U - Granite artificial aggregate and machine-made sand processing system - Google Patents

Granite artificial aggregate and machine-made sand processing system Download PDF

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Publication number
CN215694663U
CN215694663U CN202120838311.0U CN202120838311U CN215694663U CN 215694663 U CN215694663 U CN 215694663U CN 202120838311 U CN202120838311 U CN 202120838311U CN 215694663 U CN215694663 U CN 215694663U
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workshop
finished product
materials
machine
layer screen
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王晗
徐亮
向阳
刘岭楠
颜锦凯
包俊
杨硕
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PowerChina Huadong Engineering Corp Ltd
Zhejiang Huadong Engineering Construction Management Co Ltd
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PowerChina Huadong Engineering Corp Ltd
Zhejiang Huadong Engineering Construction Management Co Ltd
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Abstract

The utility model discloses a granite artificial aggregate and machine-made sand processing system which comprises a breaking workshop and a feeder for conveying woollen materials in the breaking workshop, wherein a feed inlet of a semi-finished product bin inputs materials below a sieve surface of the feeder and inputs semi-finished products of the materials above the sieve surface of the feeder after being processed by a first crusher; the first screening machine screens the materials in the semi-finished product bin and then respectively conveys the materials to a second breaking workshop, a third breaking workshop and a third screening machine; screening the materials in the crushed second crushing workshop and the crushed third crushing workshop by a second screening machine, and then respectively conveying the materials to the third crushing workshop, the first finished product bin, the second finished product bin and the sand making and shaping workshop; the third screening machine conveys the screened materials to a second finished product bin, a third finished product bin, a fourth finished product bin and a sand-making shaping workshop respectively; and the materials in the sand making and shaping workshop are crushed and then enter a third screening machine. The utility model adopts a three-section crushing and two-section loop process system, thereby improving the utilization rate of equipment and increasing the flexibility of the process.

Description

Granite artificial aggregate and machine-made sand processing system
Technical Field
The utility model belongs to the field of artificial aggregate processing and machine-made sand production, and particularly relates to a granite artificial aggregate and machine-made sand processing system.
Background
Granite is an ideal parent rock which is used as artificial aggregate and machine-made sand as a high-strength rock, but because the granite has high strength and a fine crystal structure, a large amount of stone powder and needle-shaped particles are generated by adopting a conventional processing technology, and the product quality is seriously influenced. The wet production process can generate a large amount of production water, a water treatment system needs to be additionally added, the investment is large, and medium sand and fine sand particles can run off along with washing after washing, so that the fineness modulus of machine-made sand is higher. The rod mill is used as a sand making machine commonly used in the hydropower industry, needs to consume a large amount of water for production and a material consumed by a grinding tool, has high energy consumption and low efficiency, and is gradually eliminated at present. Therefore, the artificial aggregate and the machine-made sand process for granite, which are produced by a dry method and have low content of stone powder and needle-shaped particles, are adopted.
Based on the situation, the utility model provides a granite artificial aggregate and machine-made sand processing system, which can effectively solve the problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a granite artificial aggregate and a machine-made sand processing system. The utility model adopts a three-section crushing and two-section loop process system, thereby improving the utilization rate of equipment and increasing the flexibility of the process; and a process of sieving and then crushing is adopted, so that the crushing times of the aggregate are reduced, and the generation of stone powder due to repeated crushing is avoided.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model provides a granite artificial aggregate and machine-made sand system of processing, includes the batcher of a broken workshop and the interior woollen of a transport broken workshop, still includes:
a feed inlet of the semi-finished product bin is used for inputting materials below the screen surface of the feeding machine and inputting semi-finished products processed by the first crusher from the materials above the screen surface of the feeding machine;
a feed inlet of the first screening machine is connected to a discharge outlet of the semi-finished product bin, and the first screening machine conveys the screened materials to a secondary crushing workshop, a tertiary crushing workshop and a third screening machine respectively;
a feed inlet of the second screening machine is used for inputting materials in the second breaking workshop and the third breaking workshop which are respectively broken by the second breaking machine; the second screening machine conveys the screened materials to a three-crushing workshop, a first finished product bin, a second finished product bin and a sand-making shaping workshop respectively;
the third screening machine is used for conveying the screened materials to a second finished product bin, a third finished product bin, a fourth finished product bin and a sand making and shaping workshop respectively; and the material entering the sand making and shaping workshop is crushed by a third crusher and then enters a third sieving machine to form closed circulation.
As a preferred technical scheme of the utility model, the first screening machine is provided with an upper-layer screen I, a middle-layer screen I and a lower-layer screen I, more than one material of the upper-layer screen I enters a secondary crushing workshop, more than one material of the middle-layer screen I and the lower-layer screen I enters a tertiary crushing workshop, and the screened material enters a third screening machine.
As a preferable technical scheme of the utility model, the mesh diameters of the upper layer screen I, the middle layer screen I and the lower layer screen I are respectively 80mm, 31.5mm and 26.5 mm.
As a preferred technical scheme of the utility model, the second screening machine is provided with an upper-layer screen II, a middle-layer screen II and a lower-layer screen II, and more than two materials on the upper-layer screen II enter a three-breaking workshop to form closed circulation; more than two materials of the middle-layer screen mesh pass through the adjustable material distribution hopper, one part of the materials enter a first finished product bin, and the rest of the materials enter a sand making and shaping workshop; and (3) feeding one part of the materials and the surplus materials of the lower-layer screen mesh into a third screening machine, and feeding the rest part into a second finished product bin and/or a sand-making and shaping workshop through an adjustable material distributing hopper.
As a preferable technical scheme of the utility model, the mesh diameters of the upper layer screen II, the middle layer screen II and the lower layer screen II are respectively 31.5mm, 26.5mm and 10 mm.
As a preferred technical scheme, the third screening machine is provided with an upper screen mesh three, a middle screen mesh three and a lower screen mesh three, screened materials of the upper screen mesh three, the middle screen mesh three and the lower screen mesh three pass through adjustable material distribution hoppers, one part of the screened materials enter a sand making and shaping workshop for shaping, and the rest of the screened materials enter a corresponding second finished product bin, a corresponding third finished product bin and a corresponding fourth finished product bin respectively.
As a preferred technical scheme of the utility model, the mesh diameters of the upper layer screen III, the middle layer screen III and the lower layer screen III are respectively 10mm, 4.75mm and 3 mm.
As a preferable technical solution of the present invention, the first crusher, the second crusher, and the third crusher are a jaw crusher, a cone crusher, and a vertical shaft crusher, respectively.
As a preferred technical scheme of the utility model, materials are conveyed among the devices through the belt conveyor, and the belt conveyor is staggered in the elevation direction through the elevating support legs.
As a preferred technical scheme of the utility model, the aggregate grain diameters in the first finished product bin, the second finished product bin and the third finished product bin are 31.5-26.5 mm, 26.5-10 mm and 10-4.75 mm in sequence, and the machine-made sand grain diameter in the fourth finished product bin is less than 4.75 mm.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. mechanically machining sand and shaping by adopting a vertical shaft crusher of a closed circulation system to ensure that the fineness modulus of the machined sand reaches the standard requirement;
2. the process of sieving and then crushing is adopted, so that the crushing times of the aggregate are reduced, and the generation of stone powder due to repeated crushing is avoided;
3. the process of three-section crushing and two-section loop is adopted, so that the utilization rate of equipment is improved, and the flexibility of the process is improved;
4. the adjustable material distributing hopper is adopted, so that the product yield has the adjusting capacity;
5. the system can produce 31.5 mm-26.5 mm, 26.5 mm-10 mm, 10 mm-4.75 mm aggregate and <4.75mm machine-made sand.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent.
As shown in fig. 1, a granite artificial aggregate and machine-made sand processing system includes a broken workshop 1 and a feeder 2 for conveying wools in the broken workshop 1, and further includes:
a semi-finished product bin 4, wherein a feeding hole of the semi-finished product bin is used for inputting materials below the screen surface of the feeding machine 2 and inputting semi-finished products processed by the first crusher 3 from the materials above the screen surface of the feeding machine 2;
a feed inlet of the first screening machine 5 is connected to a discharge outlet of the semi-finished product bin 4, and the first screening machine 5 conveys the screened materials to a secondary crushing workshop 6, a tertiary crushing workshop 8 and a third screening machine 9 respectively;
a feed inlet of the second screening machine 7 is used for inputting materials in the second breaking workshop 6 and the third breaking workshop 8 which are respectively broken by the second breaker 16; the second screening machine 7 conveys the screened materials to a three-crushing workshop 8, a first finished product bin 12, a second finished product bin 13 and a sand-making shaping workshop 10 respectively;
the third screening machine 9 is used for conveying the screened materials to a second finished product bin 13, a third finished product bin 14, a fourth finished product bin 15 and a sand making and shaping workshop 10 respectively; the material entering the sand-making and shaping workshop 10 is crushed by a third crusher 17 and then enters a third sieving machine 9 to form closed circulation.
Further, in another embodiment, the first sieving machine 5 is provided with an upper layer screen I, a middle layer screen I and a lower layer screen I, more than one material of the upper layer screen I enters the second breaking workshop 6, more than one material of the middle layer screen I and the lower layer screen I enters the third breaking workshop 8, and the sieved materials enter the third sieving machine 9.
Further, in another embodiment, the mesh diameters of the upper layer screen I, the middle layer screen I and the lower layer screen I are 80mm, 31.5mm and 26.5mm respectively.
Further, in another embodiment, the second sieving machine 7 is provided with an upper layer screen II, a middle layer screen II and a lower layer screen II, and more than two materials on the upper layer screen II enter a three-breaking workshop 8 to form a closed cycle; more than two materials of the middle-layer screen mesh pass through an adjustable material distribution hopper 11, one part of the materials enter a first finished product bin 12, and the rest of the materials enter a sand making and shaping workshop 10; and (3) feeding one part of more than two materials and the surplus materials of the lower-layer screen mesh into a third screening machine 9, and feeding the rest part into a second finished product bin 13 and/or a sand-making shaping workshop 10 through an adjustable material distribution hopper 11.
Further, in another embodiment, the mesh diameters of the upper layer screen II, the middle layer screen II and the lower layer screen II are 31.5mm, 26.5mm and 10mm respectively.
Further, in another embodiment, the third sieving machine 9 is provided with an upper screen mesh three, a middle screen mesh three and a lower screen mesh three, wherein the sieved materials of the upper screen mesh three, the middle screen mesh three and the lower screen mesh three all pass through the adjustable material distribution hopper 11, a part of the sieved materials enter the sand-making shaping workshop 10 for shaping, and the rest of the sieved materials enter the corresponding second finished product bin 13, the third finished product bin 14 and the fourth finished product bin 15 respectively.
Further, in another embodiment, the mesh diameters of the upper layer screen III, the middle layer screen III and the lower layer screen III are 10mm, 4.75mm and 3mm respectively.
Further, in another embodiment, the first crusher 3, the second crusher 16 and the third crusher 17 are a jaw crusher, a cone crusher and a vertical shaft crusher, respectively.
Further, in another embodiment, materials are conveyed among the devices through the belt conveyor, and the belt conveyor is staggered in the height direction through the elevating supporting legs.
The utility model also provides a granite artificial aggregate and machine-made sand processing system, which comprises the following process steps:
s1, collecting the wool in the first breaking workshop 1 through a hopper, and then feeding the wool into a feeder 2;
s2, feeding the material above the screen surface of the feeder 2 into a first crusher 3 for primary crushing, and feeding the semi-finished product after processing and the material below the screen surface of the feeder 2 into a semi-finished product bin 4;
s3, conveying the materials in the semi-finished product bin 4 to a first screening machine 5, wherein the first screening machine 5 is provided with an upper layer screen I, a middle layer screen I and a lower layer screen I, and the mesh diameters are respectively 80mm, 31.5mm and 26.5 mm; more than one material of the upper layer screen mesh enters a secondary crushing workshop 6, more than one material of the middle layer screen mesh and more than one material of the lower layer screen mesh enter a tertiary crushing workshop 8, and the screened materials enter a third screening machine 9;
s4, crushing the materials entering the secondary crushing workshop 6 by the second crusher 16 and then entering the second sieving machine 7;
s5, arranging an upper layer screen II, a middle layer screen II and a lower layer screen II on a second sieving machine 7, wherein the mesh diameters are 31.5mm, 26.5mm and 10mm respectively; more than two materials of the upper-layer screen mesh enter a three-breaking workshop 8 to form closed circulation; more than two materials of the middle-layer screen mesh pass through an adjustable material distribution hopper 11, one part of the materials enter a first finished product bin 12, and the rest of the materials enter a sand making and shaping workshop 10; more than two materials of the lower-layer screen mesh and the screened materials enter a third screening machine 9, and the rest materials enter a second finished product bin 13 and/or a sand-making shaping workshop 10 through an adjustable material distribution hopper 11;
s6, crushing the material entering the triple-crushing workshop 8 by the second crusher 16 and then entering the second sieving machine 7;
s7, arranging an upper layer screen III, a middle layer screen III and a lower layer screen III on a third sieving machine 9, wherein the mesh diameters are respectively 10mm, 4.75mm and 3 mm; the screened materials of the upper screen mesh three, the middle screen mesh three and the lower screen mesh three pass through the adjustable material distribution hopper 11, one part of the screened materials enter a sand making and shaping workshop 10 for shaping, and the rest of the screened materials enter a corresponding second finished product bin 13, a corresponding third finished product bin 14 and a corresponding fourth finished product bin 15 respectively;
s8, the materials entering the sand making and shaping workshop 10 are crushed by a third crusher 17 and then enter a third sieving machine 9 to form a closed process.
The process can produce 31.5 mm-26.5 mm, 26.5 mm-10 mm, 10 mm-4.75 mm aggregate and <4.75mm machine-made sand.
According to the description of the utility model and the attached drawings, the granite artificial aggregate and the machine-made sand processing system of the utility model can be easily used by those skilled in the art, and can produce the positive effects recorded by the utility model.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.

Claims (10)

1. The utility model provides a granite artificial aggregate and machine-made sand system of processing, includes a batcher (2) of broken workshop (1) and the interior woollen of carrying one broken workshop (1), its characterized in that still includes:
a feed inlet of the semi-finished product bin (4) is used for inputting materials below the screen surface of the feeding machine (2) and inputting semi-finished products processed by the first crusher (3) from materials above the screen surface of the feeding machine (2);
a feeding hole of the first screening machine (5) is connected to a discharging hole of the semi-finished product bin (4), and the first screening machine (5) conveys the screened materials to a secondary crushing workshop (6), a tertiary crushing workshop (8) and a third screening machine (9) respectively;
a feeding hole of the second screening machine (7) is used for inputting materials in the second breaking workshop (6) and the third breaking workshop (8) which are respectively broken by the second breaker (16); the second screening machine (7) conveys the screened materials to a three-breaking workshop (8), a first finished product bin (12), a second finished product bin (13) and a sand-making shaping workshop (10) respectively;
the third screening machine (9) is used for conveying the screened materials to a second finished product bin (13), a third finished product bin (14), a fourth finished product bin (15) and a sand making and shaping workshop (10) respectively; the materials entering the sand making and shaping workshop (10) are crushed by a third crusher (17) and then enter a third sieving machine (9) to form closed circulation.
2. The granite artificial aggregate and machine-made sand processing system of claim 1, wherein: the first screening machine (5) is provided with an upper-layer screen I, a middle-layer screen I and a lower-layer screen I, more than one material of the upper-layer screen enters a second breaking workshop (6), more than one material of the middle-layer screen I and the lower-layer screen enters a third breaking workshop (8), and the screened material enters a third screening machine (9).
3. The granite artificial aggregate and machine-made sand processing system of claim 2, wherein: the mesh diameters of the upper layer screen I, the middle layer screen I and the lower layer screen I are respectively 80mm, 31.5mm and 26.5 mm.
4. The granite artificial aggregate and machine-made sand processing system of claim 1, wherein: the second screening machine (7) is provided with an upper-layer screen II, a middle-layer screen II and a lower-layer screen II, and more than two materials on the upper-layer screen II enter a three-breaking workshop (8) to form closed circulation; more than two materials of the middle-layer screen mesh pass through an adjustable distributing hopper (11), one part of the materials enters a first finished product bin (12), and the rest of the materials enters a sand making and shaping workshop (10); and more than two materials of the lower-layer screen mesh and the screened materials enter a third screening machine (9), and the rest materials enter a second finished product bin (13) and/or a sand making and shaping workshop (10) through an adjustable material distributing hopper (11).
5. The granite artificial aggregate and machine-made sand processing system of claim 4, wherein: the mesh diameters of the upper layer screen II, the middle layer screen II and the lower layer screen II are 31.5mm, 26.5mm and 10mm respectively.
6. The granite artificial aggregate and machine-made sand processing system of claim 1, wherein: third screening machine (9) set up upper screen cloth three, middle level screen cloth three and lower floor's screen cloth three, the material of sifting out of upper screen cloth three, middle level screen cloth three and lower floor's screen cloth three all passes through adjustable branch hopper (11), and partly entering system sand plastic workshop (10) plastic, and the surplus gets into corresponding second finished product feed bin (13), third finished product feed bin (14) and fourth finished product feed bin (15) respectively.
7. The granite artificial aggregate and machine-made sand processing system of claim 6, wherein: the mesh diameters of the upper layer screen III, the middle layer screen III and the lower layer screen III are respectively 10mm, 4.75mm and 3 mm.
8. The granite artificial aggregate and machine-made sand processing system of claim 1, wherein: the first crusher (3), the second crusher (16) and the third crusher (17) are respectively a jaw crusher, a cone crusher and a vertical shaft crusher.
9. The granite artificial aggregate and machine-made sand processing system of claim 1, wherein: materials are conveyed among the devices through the belt conveyor, and the belt conveyor is staggered in the elevation direction through the elevating supporting legs.
10. The granite artificial aggregate and machine-made sand processing technology of claim 1, characterized in that: aggregate particle sizes in the first finished product bin (12), the second finished product bin (13) and the third finished product bin (14) are 31.5-26.5 mm, 26.5-10 mm and 10-4.75 mm in sequence, and the machine-made sand particle size in the fourth finished product bin (15) is less than 4.75 mm.
CN202120838311.0U 2021-04-22 2021-04-22 Granite artificial aggregate and machine-made sand processing system Active CN215694663U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115318417A (en) * 2022-08-22 2022-11-11 中国电建集团成都勘测设计研究院有限公司 Method and system for preparing sandstone aggregate in TBM excavated material tunnel
CN115445741A (en) * 2022-05-31 2022-12-09 福建工程学院 A method for producing machine-made sand with high yield from rock waste

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115445741A (en) * 2022-05-31 2022-12-09 福建工程学院 A method for producing machine-made sand with high yield from rock waste
CN115318417A (en) * 2022-08-22 2022-11-11 中国电建集团成都勘测设计研究院有限公司 Method and system for preparing sandstone aggregate in TBM excavated material tunnel

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