Processing system for producing high-quality artificial aggregate by adopting semi-dry method
The semi-dry process for producing high-quality artificial aggregates utilizes equipment and processes such as dump trucks and bar feeders to solve the problem of improving aggregate quality caused by differences in rock quality and mud content in different parts of the mine. This achieves localized adjustments, efficient production, and resource conservation.
Patent Information
- Application Number
- CN202422998865.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-05
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2034-12-05
AI Technical Summary
When faced with differences in rock quality and mud content in different parts of the mine, the existing production system requires enormous effort and financial resources for technological transformation to improve aggregate quality, making it difficult to make local adjustments according to market demand.
The semi-dry process for producing high-quality artificial aggregates includes equipment such as dump trucks, bar feeders, jaw crushers, multi-cylinder cone crushers, first, second, and third screens, and high-pressure roller mills. Through screening, crushing, and washing processes, it achieves differentiated treatment of rock quality and mud content in different parts of the mine. Combined with belt conveyor joints with adjustable discharge positions and washing spray devices, it enables localized adjustment of aggregate quality.
Without expending enormous effort and financial resources on renovations, the quality and specifications of aggregates produced have been improved, meeting market demands, reducing production load, increasing production efficiency, and saving water and land resources.
Smart Images
Figure CN223683668U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a kind of fine artificial aggregate processing systems produced by semi-dry method, belong to artificial aggregate processing system technical field. BACKGROUND
[0002] Aggregate is the largest construction quantity, indispensable and irreplaceable basic material in infrastructure engineering.Artificial aggregate and machine-made sand play an increasingly important role and are widely used in engineering.
[0003] In actual production process, there are differences in rock quality and clay content in different parts of mine, and there are differences in production process;Generally, the production and processing system is built, the production aggregate specification and quality are basically determined, and it is necessary to spend huge energy and financial resources to carry out technical transformation to improve the production aggregate quality.Therefore, a fine artificial aggregate processing system that can be adjusted locally according to different production parts of mine and market demand is needed.
[0004] Based on the above situation, the utility model provides a fine artificial aggregate processing system produced by semi-dry method, which can effectively solve the above problems. CONTENT OF UTILITY MODEL
[0005] The technical problem to be solved by the utility model is to provide a fine artificial aggregate processing system produced by semi-dry method, which solves the problem that in the prior art, in actual production process, there are differences in rock quality and clay content in different parts of mine, and there are differences in production process;Generally, the production and processing system is built, the production aggregate specification and quality are basically determined, and it is necessary to spend huge energy and financial resources to carry out technical transformation to improve the production aggregate quality, so a fine artificial aggregate processing system that can be adjusted locally according to different production parts of mine and market demand is needed.
[0006] The technical problem to be solved by the utility model is solved by the following technical scheme: a fine artificial aggregate processing system produced by semi-dry method, comprising a dump truck, the dump truck transports raw ore to the unloading platform, comprising:
[0007] A rod bar feeder is used to transport aggregate on the unloading platform;
[0008] A jaw crusher is used to crush aggregate above the rod bar feeder screen, and aggregate below the rod bar feeder screen is transported to a semi-finished product yard or pre-screening for mud removal;
[0009] A medium crushing multi-cylinder cone crusher is used to crush aggregate in the semi-finished product yard;
[0010] A first screen is used to screen the aggregate in the medium crushing multi-cylinder cone crusher, and a part of the aggregate screened by the first screen enters the fine crushing single-cylinder cone crusher, a part enters the vertical shaft shaping adjusting bin, and the rest of the aggregate enters the wheel type sand washing all-in-one machine.
[0011] A second screen is used to screen the aggregate in the fine crushing single-cylinder cone crusher, and a part of the aggregate screened by the second screen is closed-circulated to the fine crushing adjusting bin, a part enters the vertical shaft shaping adjusting bin, and the rest of the aggregate enters the wheel type sand washing all-in-one machine.
[0012] A high-pressure roller mill is used to process the aggregate exceeding 4.75-10 mm to meet the given target into machine-made sand for adjusting the fineness modulus of the machine-made sand.
[0013] A third screen is used to screen the aggregate in the high-pressure roller mill, the vertical shaft shaping adjusting bin or the vertical shaft shaping crusher, and the aggregate screened by the third screen enters product stockyard one, product stockyard two, product stockyard three or product stockyard four respectively.
[0014] By adopting the above technical scheme, in the actual aggregate processing process, the raw ore is first transported to the unloading platform by the self-unloading vehicle. Then, the aggregate on the unloading platform is transported and screened by the bar feeder, the aggregate above the bar feeder screen is transported to the jaw crusher for crushing, and the aggregate below the bar feeder screen is selected to enter the semi-finished product stockyard or the pre-screen. The aggregate in the semi-finished product stockyard is transported to the medium crushing multi-cylinder cone crusher for crushing. The crushed aggregate is transported to the first screen for screening, a part of the aggregate screened by the first screen enters the fine crushing adjusting bin to enter the fine crushing single-cylinder cone crusher, a part enters the vertical shaft shaping adjusting bin, and the rest of the aggregate enters the wheel type sand washing all-in-one machine, and the finished product washed by the wheel type sand washing all-in-one machine enters the product stockyard four. The aggregate crushed by the fine crushing single-cylinder cone crusher is transported to the second screen for screening, a part of the aggregate screened by the second screen is closed-circulated to the fine crushing adjusting bin, a part enters the vertical shaft shaping adjusting bin, and the rest of the aggregate enters the wheel type sand washing all-in-one machine, and the aggregate washed by the wheel type sand washing all-in-one machine enters the product stockyard four. The aggregate in the vertical shaft shaping adjusting bin is selected to be directly transported to the third screen or to be shaped and crushed by the vertical shaft shaping crusher and then transported to the third screen. The aggregate above the third screen is subjected to adjustable fineness modulus sand making by the high-pressure roller mill, and then the third screen screens the aggregate in the high-pressure roller mill, the vertical shaft shaping adjusting bin or the vertical shaft shaping crusher, and the aggregate screened by the third screen enters the product stockyard one, the product stockyard two, the product stockyard three or the product stockyard four respectively. The machine-made sand washed by the wheel type sand washing all-in-one machine enters the product stockyard four.
[0015] Through the structure of the application, in the actual production process, the rock quality and the clay content of different parts of the mine are treated differently; after the production and processing system is built, the production aggregate specifications and quality can be adjusted locally according to different production parts of the mine and market demand; if the production aggregate quality needs to be improved, no huge effort and financial resources are needed for technical transformation.
[0016] The utility model further sets up: the adjustable unloading position's belt conveyor joint no. 1 is used for transporting the aggregate under the bar feeder screen to the presieve according to the clay content in the aggregate or to the semi-finished product yard, and the presieve is divided into upper and lower screen meshes.
[0017] The waste material yard is used for storing the aggregate under the lower screen mesh of the presieve, and the aggregate above the presieve is put into the semi-finished product yard.
[0018] Through the above technical scheme, when part of the aggregate is under the bar feeder screen, the adjustable unloading position's belt conveyor joint no. 1 is used to transport the aggregate to the presieve according to the clay content in the aggregate or to the semi-finished product yard. The aggregate transported to the presieve is screened through two-layer screen meshes of different aperture, the aggregate under the presieve is put into the waste material yard, and the aggregate above the presieve is put into the semi-finished product yard.
[0019] The utility model further sets up: including fine crushing adjusting bin, it is used for storing a part of aggregate after one screen screening, and the uniform feeding of fine crushing single cylinder cone crusher.
[0020] Through the above technical scheme, when one screen screening is finished, a part of the aggregate is transported to the fine crushing adjusting bin, and then transported to the fine crushing single cylinder cone crusher from the fine crushing adjusting bin for crushing.
[0021] The utility model further sets up: the adjustable unloading position's belt conveyor joint no. 2 is used for transporting the aggregate in the vertical shaft shaping adjusting bin to the vertical shaft shaping crusher according to the quality or directly to the three-screen finished product.
[0022] Through the above technical scheme, when part of the aggregate is in the vertical shaft shaping adjusting bin, the adjustable unloading position's belt conveyor joint no. 2 is used to transport the aggregate in the adjusting bin to the vertical shaft shaping crusher according to the quality or directly to the three-screen finished product.
[0023] The utility model further sets up: the three-layer screen mesh of three screens is all provided with a flushing spray device, the flushing spray device is used for washing aggregate, the water source of the flushing spray device is provided by a clean water pool, the sewage after the flushing spray device is washed is treated through a waste water treatment system, and in the embodiment, the flushing spray device is a flushing spray head.
[0024] By adopting the technical scheme, when the aggregate is transported to above the three sieves, the flushing and spraying device draws water source from the clean water pool. The sewage after the aggregate is cleaned by the three sieves, the sewage after the aggregate is cleaned by the wheel type sand washing all-in-one machine, and the sewage generated by the dehydration of the aggregate stored in the finished product stockyard one, the finished product stockyard two, the finished product stockyard three and the finished product stockyard four is transported to the waste water treatment system through a pipeline for treatment.
[0025] The beneficial effect of the utility model is: in the actual processing aggregate process, first by dump truck from the mine mineral mineral to unloading platform. Subsequently, by the bar feeder the aggregate on the unloading platform is screened and transported, the aggregate above the bar feeder screen is transported to the jaw crusher for crushing, the aggregate below the bar feeder screen is selected to enter the semi-finished product stockyard or enter the pre-screen. Among them, the aggregate in the semi-finished product stockyard is transported to the medium crushing multi-cylinder cone crusher for crushing. The crushed aggregate is transported to a sieve for screening, a part of the aggregate after screening of the sieve enters the fine crushing single-cylinder cone crusher, a part enters the vertical shaft shaping adjusting bin, and the remaining part of the aggregate enters the wheel type sand washing all-in-one machine, and the finished product after cleaning of the wheel type sand washing all-in-one machine enters the finished product stockyard four. The aggregate after crushing of the fine crushing single-cylinder cone crusher is transported to a sieve for screening, a part of the aggregate after screening of the sieve is closed-circuit recycled to the fine crushing adjusting bin, a part of the aggregate enters the vertical shaft shaping adjusting bin, and the remaining part of the aggregate enters the wheel type sand washing all-in-one machine and enters the finished product stockyard four after cleaning of the wheel type sand washing all-in-one machine. The aggregate in the vertical shaft shaping adjusting bin is directly transported to the three sieves or transported to the three sieves after shaping and crushing of the vertical shaft shaping crusher. The aggregate above the three sieves is subjected to sand making with adjustable fineness by the high-pressure roller mill, and then the three sieves screen the aggregate in the high-pressure roller mill, the vertical shaft shaping adjusting bin or the vertical shaft shaping crusher, and the aggregate after screening of the three sieves enters the finished product stockyard one, the finished product stockyard two, the finished product stockyard three of the corresponding particle size aggregate respectively, and the machine-made sand enters the finished product stockyard four after cleaning of the wheel type sand washing all-in-one machine.
[0026] Through the structure of the present application, in the actual production process, the rock quality and mud content of different parts of the mine are treated differently; after the production and processing system is built, the production aggregate specifications and quality can be adjusted locally according to the different production parts of the mine and market demand; if you want to improve the production aggregate quality, you do not need to spend a lot of effort and financial resources to carry out technical transformation. BRIEF DESCRIPTION OF DRAWINGS
[0027] Figure 1 It is a structural schematic view of the utility model.
[0028] In the figure: 1, dump truck; 2, unloading platform; 3, bar feeder; 4, belt conveyor joint one with adjustable unloading position; 5, pre-screening; 6, waste yard; 7, jaw crusher; 8, semi-finished product yard; 9, medium crushing multi-cylinder cone crusher; 10, one screening; 11, fine crushing adjustment bin; 12, fine crushing single-cylinder cone crusher; 13, two screening; 14, vertical shaft shaping adjustment bin; 15, belt conveyor joint two with adjustable unloading position; 16, vertical shaft shaping crusher; 17, three screening; 18, high-pressure roller mill; 19, wheeled sand washing machine; 20, finished product yard one; 21, finished product yard two; 22, finished product yard three; 23, finished product yard four; 24, clean water pool; 25, flushing spray device; 26, wastewater treatment system. DETAILED DESCRIPTION
[0029] In order to make the technical means, creative characteristics, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific drawings.
[0030] As shown in Figure 1 Fig. 1, a high-quality artificial aggregate processing system produced by semi-dry method, comprising a dump truck 1, the dump truck 1 transports raw ore minerals to an unloading platform 2, comprising:
[0031] A bar feeder 3 is used to transport the aggregate in the unloading platform 2;
[0032] A jaw crusher 7 is used to crush the aggregate above the screen of the bar feeder 3, and the aggregate below the screen of the bar feeder 3 is transported to a semi-finished product yard 8 or a pre-screening 5 for mud removal;
[0033] A medium crushing multi-cylinder cone crusher 9 is used to crush the aggregate from the semi-finished product yard 8;
[0034] A one screening 10 is used to screen the aggregate in the medium crushing multi-cylinder cone crusher 9, a part of the aggregate screened by the one screening 10 enters a fine crushing single-cylinder cone crusher 12, a part enters a vertical shaft shaping adjustment bin 14, and the rest of the aggregate enters a wheeled sand washing machine 19;
[0035] A two screening 13 is used to screen the aggregate in the fine crushing single-cylinder cone crusher 12, a part of the aggregate screened by the two screening 13 is closed-circulated to a fine crushing adjustment bin 11, a part enters the vertical shaft shaping adjustment bin 14, and the rest of the aggregate enters the wheeled sand washing machine 19;
[0036] A high-pressure roller mill 18 processes the aggregate with a size of 4.75-10 mm that exceeds the predetermined target into machine-made sand, which is used to adjust the fineness modulus of the machine-made sand;
[0037] Three sieves 17 are used to sieve the aggregate in the high-pressure roller mill 18, the vertical shaft shaping adjusting bin 14 or the vertical shaft shaping crusher 16, and the aggregate sieved by the three sieves 17 enters product stockyard one 20, product stockyard two 21, product stockyard three 22 and product stockyard four 23 respectively, which can store different particle size finished sand.
[0038] In the embodiment, the presieve 5, the first sieve 10, the second sieve 13 and the third sieve 17 are all circular vibrating sieves.
[0039] In addition, the particle size of the aggregate on the product stockyard one 20 is 31.5-20 mm, the particle size of the aggregate on the product stockyard two 21 is 20-10 mm, the particle size of the aggregate on the product stockyard three 22 is 10-4.75 mm, and the particle size of the aggregate on the product stockyard four 23 is 4.75-0 mm.
[0040] In the actual process of processing aggregate, the raw ore aggregate is transported to the unloading platform 2 by the self-unloading vehicle 1. Then, the aggregate on the unloading platform 2 is screened and transported by the bar feeder 3, the aggregate above the screen of the bar feeder 3 is transported to the jaw crusher 7 for crushing, and the aggregate below the screen of the bar feeder 3 is selected to enter the semi-finished product yard 8 or enter the pre-screen 5. Among them, the aggregate in the semi-finished product yard 8 is transported to the medium crushing multi-cylinder cone crusher 9 for crushing. The crushed aggregate is transported to the first screen 10 for screening, and part of the aggregate screened by the first screen 10 enters the fine crushing single-cylinder cone crusher 12 through the fine crushing adjusting bin 11, part of the aggregate enters the vertical shaft shaping adjusting bin 14, and the remaining part of the aggregate enters the wheel type sand washing all-in-one machine 19, and the finished product washed by the wheel type sand washing all-in-one machine 19 enters the finished product yard four 23. The aggregate crushed by the fine crushing single-cylinder cone crusher 12 is transported to the second screen 13 for screening, part of the aggregate screened by the second screen 13 is closed-circuit recycled to the fine crushing adjusting bin 11, part of the aggregate enters the vertical shaft shaping adjusting bin 14, and the remaining part of the aggregate enters the wheel type sand washing all-in-one machine 19, and enters the finished product yard four 23 after being washed by the wheel type sand washing all-in-one machine 19. The aggregate in the vertical shaft shaping adjusting bin 14 can be directly transported to the third screen 17 or transported to the third screen 17 after being shaped and crushed by the vertical shaft shaping crusher 16 according to the quality. The 4.75-10mm part of the aggregate above the third screen 17 is crushed by the high-pressure roller mill 18 to adjust the fineness of the sand, and then the aggregate transported from the high-pressure roller mill 18, the vertical shaft shaping adjusting bin 14 or the vertical shaft shaping crusher 16 is screened by the third screen 17. The aggregate screened by the third screen 17 enters the finished product yard one 20, the finished product yard two 21, the finished product yard three 22 of the corresponding particle size aggregate respectively, and the machine-made sand is washed by the wheel type sand washing all-in-one machine 19 and enters the finished product yard four 23.
[0041] Through the structure of the present application, the rock quality and mud content of different parts of the mine can be differentiated and disposed in the actual production process; after the production and processing system is built, the production aggregate specifications and quality can be locally adjusted according to different production parts of the mine and market demand; if it is desired to improve the quality of the produced aggregate, it is not necessary to spend a lot of effort and financial resources to carry out technical transformation.
[0042] When the aggregate is transported to the upper part of the first screen 10, the aggregate above the middle screen enters the fine crushing adjusting bin 11, the aggregate above the lower screen enters the vertical shaft shaping adjusting bin 14, and the aggregate below the lower screen is transported to the wheel type sand washing all-in-one machine 19 and is stored in the finished product yard four 23 after being washed.
[0043] When the aggregate is transported to the top of the second screen 13, the aggregate above the upper layer screen returns to the fine adjustment bin 11 to form a closed circuit. Part of the aggregate above the middle layer screen returns to the fine adjustment bin 11 to form a closed circuit, and part of the aggregate is transported to the vertical shaft shaping adjustment bin 14. The aggregate above the lower layer screen is transported to the vertical shaft shaping adjustment bin 14, and the aggregate below the screen is transported to the wheel type sand washing integrated machine 19 and then enters the finished product yard four 23 for stacking after being washed.
[0044] When the aggregate is transported to the top of the third screen 17, the aggregate above the upper layer and the middle layer screen is transported to the finished product yard one 20 and the finished product yard two 21 for stacking, respectively. Part of the aggregate above the lower layer screen enters the high-pressure roller mill 18 for sand making and then returns to the third screen 17, and the other part is directly transported to the finished product yard three 22 for stacking. The aggregate below the lower layer screen is transported to the wheel type sand washing integrated machine 19 and then enters the finished product yard four 23 for stacking after being washed.
[0045] In addition, the setting of the pre-screen 5 for mud removal reduces the load of subsequent aggregate production, improves the efficiency of aggregate production, and improves the quality of the final product. The setting of the vertical shaft shaping crusher 16 performs shaping treatment on the aggregate, further obtaining better grain type and quality of the aggregate, and ensuring the quality of the aggregate.
[0046] As shown in Figure 1 The adjustable discharge position belt conveyor joint one 4 can select to transport the aggregate below the bar feeder 3 to the pre-screen 5 for mud removal or directly to the semi-finished product yard 8 according to the amount of mud in the aggregate. The pre-screen 5 is divided into upper and lower layer screens, the upper layer screen has a hole diameter of 80 mm, and the lower layer screen has a hole diameter of 10 mm.
[0047] The reject yard 6 is used for the aggregate below the lower layer screen of the pre-screen 5 to enter, and the aggregate above the pre-screen 5 enters the semi-finished product yard 8.
[0048] When part of the aggregate is below the bar feeder 3, the adjustable discharge position belt conveyor joint one 4 selects to transport the aggregate to the pre-screen 5 for mud removal or to the semi-finished product yard 8 according to the amount of mud in the aggregate. The aggregate transported to the pre-screen 5 is screened by two layer screens with different hole diameters, the aggregate below the lower layer screen of the pre-screen 5 enters the reject yard, and the aggregate above the pre-screen 5 enters the semi-finished product yard 8.
[0049] As shown in Figure 1 The fine adjustment bin 11 is used to store part of the aggregate after being screened by the first screen 10, so as to adjust the feeding of the fine single-cylinder cone crusher 12.
[0050] After the screening of the first screen 10 is completed, part of the aggregate returns to the fine adjustment bin 11, and then is transported from the fine adjustment bin 11 to the fine single-cylinder cone crusher 12 for crushing.
[0051] As shown in Figure 1 The adjustable discharge position belt conveyor joint two 15 is used to transport the aggregate in the vertical shaft shaping adjustment bin 14 to the vertical shaft shaping crusher 16 for crushing according to the quality of the coarse and medium-fine crushed materials or directly to the three-screen 17 for finished products.
[0052] When the aggregate is in the vertical shaft shaping adjustment bin 14, the adjustable discharge position belt conveyor joint two 15 is used to transport the aggregate in the vertical shaft shaping adjustment bin 14 to the vertical shaft shaping crusher 16 for crushing according to the quality of the coarse and medium-fine crushed materials or directly to the three-screen 17 for finished products.
[0053] As shown in Figure 1 The material of the high-pressure roller mill 18 is derived from part of the material on the three-screen 17, and the material returns to the three-screen 17 after being sand-made by the high-pressure roller mill 18.
[0054] The high-pressure roller mill 18 is provided, which not only has small equipment and infrastructure investment, but also can effectively adjust the quality of the machine-made sand.
[0055] As shown in Figure 1 The three-screen 17 is provided with a flushing spray device 25 on each of the three screens, which is used to clean the aggregate, and the water source of the flushing spray device 25 is provided by the clean water pool 24. The sewage after the flushing spray device 25 is cleaned, the sewage after the wheel-type sand washing integrated machine 19 is cleaned, the sewage generated by the dehydration of the aggregate storage in the finished product yard one 20, the finished product yard two 21, the finished product yard three 22 and the finished product yard four 23 is transported to the wastewater treatment system 26 through a pipeline for treatment. In this embodiment, the flushing spray device 25 is a flushing spray head.
[0056] Among them, the pre-screen 5, the first screen 10 and the second screen 13 are produced by dry method, and the three-screen 17 is produced by wet method.
[0057] When the aggregate is transported to the top of the three-screen 17, the flushing spray device 25 extracts the water source from the clean water pool 24 to clean the aggregate. After the three-screen 17 is cleaned, the sewage after the three-screen 17 is cleaned, the sewage after the wheel-type sand washing integrated machine 19 is cleaned, and the sewage generated by the dehydration of the aggregate storage in the finished product yard one 20, the finished product yard two 21, the finished product yard three 22 and the finished product yard four 23 is transported to the wastewater treatment system 26 through a pipeline for treatment.
[0058] The semi-dry production process is provided, so that the aggregate cleaning can achieve good cleaning effect with less water consumption, to a certain extent, saving water resources and land resources, and reducing energy consumption and investment.
[0059] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and various changes and improvements can be made without departing from the spirit and scope of the present application. These changes and improvements are all within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. A system for processing fine artificial aggregate using a semi-dry method, comprising a dump truck (1) for transporting raw mineral aggregate to a discharge platform (2), characterized in that: It includes: A bar feeder (3) for transporting the aggregate on the unloading platform (2); A jaw crusher (7) for crushing the aggregate above the screen of the bar feeder (3), and the aggregate below the screen of the bar feeder (3) is transported to the semi-finished product yard (8) or the pre-screen (5); A medium crushing multi-cylinder cone crusher (9) for crushing the aggregate in the semi-finished product yard (8); A screen (10) for screening the aggregate in the medium crushing multi-cylinder cone crusher (9), a part of the aggregate screened by the screen (10) enters the fine crushing single-cylinder cone crusher (12), a part enters the vertical shaft shaping adjustment bin (14), and the remaining part enters the wheel type sand washing all-in-one machine (19); A second screen (13) for screening the aggregate in the fine crushing single-cylinder cone crusher (12), a part of the aggregate screened by the second screen (13) is closed-circuit recycled to the fine crushing adjustment bin (11), a part enters the vertical shaft shaping adjustment bin (14), and the remaining part enters the wheel type sand washing all-in-one machine (19); A high-pressure roller mill (18) for processing the aggregate exceeding 4.75-10mm to meet the established target into machine-made sand for adjusting the fineness modulus of the machine-made sand; A third screen (17) for screening the aggregate in the high-pressure roller mill (18), the vertical shaft shaping adjustment bin (14), or the vertical shaft shaping crusher (16), the aggregate screened by the third screen (17) respectively enters the finished product yard one (20), the finished product yard two (21), and the finished product yard three (22) which can place different particle size products, and the machine-made sand washed by the wheel type sand washing all-in-one machine (19) enters the finished product yard four (23).
2. A system for producing high-quality artificial aggregates by a semi-dry method according to claim 1, characterized in that: It includes a belt conveyor joint one (4) with adjustable unloading position, which is used to transport the aggregate below the screen of the bar feeder (3) to the pre-screen (5) for mud removal or to the semi-finished product yard (8) according to the amount of mud in the aggregate.
3. A system for producing high quality artificial aggregates by semi-dry method according to claim 2, characterized in that: It includes a reject yard (6) for storing the aggregate below the screen of the pre-screen (5), and the aggregate above the screen of the pre-screen (5) enters the semi-finished product yard (8) for storage.
4. A system for producing fine artificial aggregate by semi-dry method according to claim 1, characterized in that: It includes a fine crushing adjustment bin (11) for storing a part of the aggregate screened by the screen (10) to uniformly feed the fine crushing single-cylinder cone crusher (12).
5. A system for producing fine artificial aggregate by semi-dry method according to claim 1, characterized in that: It includes a belt conveyor joint two (15) with adjustable unloading position, which is used to transport the aggregate in the vertical shaft shaping adjustment bin (14) to the vertical shaft shaping crusher (16) for crushing or to the third screen (17) for finished product according to the quality of coarse crushing and medium and fine crushing.
6. A system for producing fine artificial aggregate by semi-dry method according to claim 1, characterized in that: A part of the third screen (17) enters the finished product yard one (20), a part enters the finished product yard two (21), a part returns to the third screen (17) after being made into sand by the high-pressure roller mill (18), a part enters the finished product yard three (22), and the remaining part enters the finished product yard four (23) after being washed by the wheel type sand washing all-in-one machine (19).
7. A system for producing fine artificial aggregate by semi-dry method according to claim 1, characterized in that: The aggregate of the high-pressure roller mill (18) is derived from the aggregate with a particle size of 4.75-10 mm above the three sieves (17), and the aggregate is returned to the three sieves (17) after being sand-made by the high-pressure roller mill (18).
8. A system for producing fine artificial aggregate by semi-dry method according to claim 1, characterized in that: The flushing spray device (25) for washing the aggregate is arranged on the three sieves (17), and the water source of the flushing spray device is provided by the clean water tank (24). The sewage after being washed by the flushing spray device (25) is treated by the waste water treatment system (26).