CN115582168B - Cement raw material production facility based on online quality control - Google Patents
Cement raw material production facility based on online quality control Download PDFInfo
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- CN115582168B CN115582168B CN202211334551.2A CN202211334551A CN115582168B CN 115582168 B CN115582168 B CN 115582168B CN 202211334551 A CN202211334551 A CN 202211334551A CN 115582168 B CN115582168 B CN 115582168B
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses cement raw material production equipment based on-line quality control, wherein the cement raw material has the component quantity of n; comprising the following steps: a mixing tank in which a first material body having m components is mixed; the mounting frame is used for fixedly supporting the mixing tank and mounting a crushing assembly, and the crushing assembly can receive a first material body from the mixing tank and crush the first material body; the screening component screens the first material body from the crushing component based on the particle size, sends the unqualified first material body to the collecting tank, and sends the qualified first material body to the mixing bin; the first material supplementing tank is used for throwing a second material body into the mixing bin, wherein the number of components of the second material body is k, and m+k=n; and a second material supplementing tank for adding a third material body into the mixing bin, wherein the parameters of the third material body are the same as those of the crushed first material body, and the parameters comprise particle size and components.
Description
Technical Field
The invention relates to the technical field of cement raw material production, in particular to cement raw material production equipment based on-line quality control.
Background
The cement raw material is a material which is prepared by mixing lime raw materials, clay raw materials, a small amount of correction raw materials and the like in proportion and is ground to a certain fineness, the proportion and the particle size of the material need to be detected and controlled in the cement raw material process so that the whole cement raw material meets the standard requirement, and the existing cement raw material production system with on-line quality control often has certain detection hysteresis and the whole detection production efficiency is general.
Accordingly, there is a need to provide an on-line quality control-based cement raw meal production facility to solve the problems set forth in the background art described above.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: an on-line quality control-based cement raw material production device, the cement raw material having a component number n; comprising the following steps:
a mixing tank in which a first material body having m components is mixed;
the mounting frame is used for fixedly supporting the mixing tank and mounting a crushing assembly, and the crushing assembly can receive a first material body from the mixing tank and crush the first material body;
the screening component screens the first material body from the crushing component based on the particle size, sends the unqualified first material body to the collecting tank, and sends the qualified first material body to the mixing bin;
the first material supplementing tank is used for throwing a second material body into the mixing bin, wherein the number of components of the second material body is k, and m+k=n; and
and the second material supplementing tank is used for throwing a third material body into the mixing bin, and the parameters of the third material body are the same as those of the crushed first material body, and the parameters comprise particle size and components.
Further, preferably, a first control valve is arranged at the discharge hole of the mixing tank, and a second control valve is arranged at the outlet of the first material supplementing tank.
Further, as an optimization, the collecting tank is placed on the weighing device, a third control valve is arranged at the outlet of the second material supplementing tank, and the third control valve and the weighing device are respectively electrically connected with the controller through wires.
Further, preferably, the weighing device sends weighing data information to the controller once every 3-5s, the weighing data information is M1, M2, M3 … … Mn, M (n+1), and the controller can control the opening duration of the third control valve according to the weighing data information, and the opening duration satisfies: when the third control valve is opened, the weight of the third material body under the second material supplementing tank is equal to M (n+1) -Mn.
Further, preferably, the crushing assembly includes:
the top of the crushing bin is communicated with the mixing tank, and the bottom of the crushing bin is communicated with the screening assembly;
the two first crushing rollers are symmetrically arranged in the crushing bin, are rotationally arranged on the first driving arm and are powered; and
the mounting seats are symmetrically arranged, the mounting seats are fixed on the mounting frame, one side of each mounting seat is connected with a total arm body, the total arm body is hinged with the telescopic cylinder, and the other end of the telescopic cylinder is hinged to the mounting seat;
the first driving arm is arranged on the main arm body, penetrates through the crushing bin and is connected with the crushing bin by an elastic pad.
Further, preferably, the middle part of the first driving arm is hinged with the main arm body, one end of the first driving arm away from the first crushing roller is hinged with a telescopic rod, and the other end of the telescopic rod is hinged to the main arm body.
Further, preferably, a second driving arm is further fixed at the lower part of the main arm body, the second driving arm penetrates through the crushing bin, the outer part of the first driving arm is connected with the crushing bin through an elastic pad, and a second crushing roller with power is rotatably arranged on the first driving arm in the crushing bin.
Further, preferably, in the initial stage, the spacing between the two second crushing rolls is less than or equal to the spacing between the two first crushing rolls.
Further, preferably, a discharging net with a cubic structure is connected to the bottom opening of the crushing bin, a plurality of striking balls are fixed on the discharging net at intervals, and one side of the discharging net is further connected with the first oscillator.
Further, preferably, the screening assembly includes:
the top of the screening bin is communicated with the crushing bin, and the bottom of the screening bin is communicated with the mixing bin;
the screening net is obliquely fixed in the screening bin, so that the screening bin is divided into an upper part and a lower part, wherein the part, close to the lower side of the screening net, of the screening bin at the upper part is communicated with the collecting tank by adopting a collecting pipe; and
and the oscillation end of the second oscillator is connected with the screening net.
Compared with the prior art, the invention provides cement raw material production equipment based on online quality control, which has the following beneficial effects:
in the invention, an online quality control mode is adopted, the reaction is rapid, the processing speed is high, a multistage crushing mode or a mode of crushing a plurality of same stages is adopted in the process of processing the first material body, the discharging speed is high, the overall crushing efficiency is ensured, the first material body with unqualified grain size is discharged through the screening component, only the first material body with qualified grain size is left, then, a third material body which is basically the first material body with qualified grain size can be directly put into the mixing bin, and the overall proportion is ensured to reach the standard.
Drawings
FIG. 1 is a schematic diagram of a cement raw meal production facility based on-line quality control;
FIG. 2 is a schematic diagram of the structure of the crushing and screening assemblies in a cement raw meal production facility based on-line quality control;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;
in the figure: 1. a mixing tank; 2. a mounting frame; 3. a crushing assembly; 4. a screening component; 5. a collection tank; 6. a weighing device; 7. a first replenishing tank; 8. a mixing bin; 9. a second replenishing tank; 10. a wire; 11. a controller; 31. crushing bin; 32. a first crushing roller; 33. a first driving arm; 34. a total arm body; 35. a telescopic rod; 36. a mounting base; 37. a telescopic cylinder; 38. an elastic pad; 39. a second crushing roller; 310. a second driving arm; 311. a discharging net; 312. striking a ball; 313. a first oscillator; 41. screening bins; 42. screening a net; 43. a second oscillator; 44. and (5) collecting pipes.
Description of the embodiments
Examples: referring to fig. 1 to 3, in an embodiment of the present invention, a cement raw material production apparatus based on-line quality control has a component number n; comprising the following steps:
a mixing tank 1 in which a first material body having m components is mixed;
a mounting frame 2 for fixedly supporting the mixing tank 1 and mounting a crushing assembly 3, the crushing assembly 3 being capable of receiving and crushing a first material body from the mixing tank 1;
a screening unit 4 for screening the first material from the crushing unit 3 based on the particle size, and sending the unqualified first material to the collection tank 5 and sending the qualified first material to the mixing bin 8;
a first charging tank 7 for charging a second material body having a component number k into the mixing bin 8, wherein m+k=n; and
a second feed tank 9 for feeding a third material body into the mixing bin 8, the parameters of the third material body being identical to the crushed first material, the parameters including particle size and composition.
That is, in practice, in this embodiment, the cement raw material is formed by mixing together a first material body and a second material body, the first material body includes raw materials such as limestone with a large block, the particle size of the second material body meets the standard, in order to ensure the overall crushing efficiency in the process of processing the first material body, therefore, a multi-stage crushing mode or a multiple-stage crushing mode is not adopted, the discharging is fast, but the particle size of a part of the material bodies is not qualified, in this embodiment, only the first material body with qualified particle size can be left by discharging the first material body with unqualified particle size through the screening assembly 4, and then, in order to ensure the overall proportion to reach the standard, a third material body, which is basically the first material body with qualified particle size, can be directly put into the mixing bin 8.
In this embodiment, a first control valve is disposed at the discharge port of the mixing tank 1, and a second control valve is disposed at the outlet of the first material supplementing tank 7.
The first control valve and the second control valve can be adjusted in advance, so that the blanking speed of the mixing tank 1 and the first material supplementing tank 7 is ensured to meet the requirement that the first material body and the second material body can be blended in a certain proportion.
As a preferred embodiment, the collecting tank 5 is placed on the weighing device 6, a third control valve is disposed at the outlet of the second material supplementing tank 9, and the third control valve and the weighing device 6 are electrically connected with the controller 11 by using wires 10.
In addition, the weighing device sends weighing data information to the controller once every 3-5s, the weighing data information is M1, M2, M3 … … Mn and M (n+1), and the controller can control the opening duration of the third control valve according to the weighing data information, wherein the opening duration meets the following conditions: when the third control valve is opened, the weight of the third material body under the second material replenishing tank 9 is equal to M (n+1) -Mn.
In this embodiment, as shown in fig. 2, the crushing assembly 3 includes:
the top of the crushing bin 31 is communicated with the mixing tank 1, and the bottom of the crushing bin is communicated with the screening assembly 4;
two first crushing rollers 32 symmetrically arranged in the crushing bin 31, wherein the first crushing rollers 32 are rotationally arranged on a first driving arm 33 and are provided with power; and
the mounting seat 36 is symmetrically arranged, the mounting seat 36 is fixed on the mounting frame 2, one side of the mounting seat 36 is connected with the total arm body 34, the total arm body 34 is hinged with the telescopic cylinder 37, and the other end of the telescopic cylinder 37 is hinged to the mounting seat 36;
the first driving arm 33 is disposed on the main arm body 34, the first driving arm 33 penetrates through the crushing bin 31, and the outside of the first driving arm 33 is connected with the crushing bin 31 by an elastic pad 38.
In addition, the middle part of the first driving arm 33 is hinged with the main arm body 34, one end of the first driving arm 33 far away from the first crushing roller 32 is hinged with a telescopic rod 35, and the other end of the telescopic rod 35 is hinged with the main arm body 34.
Therefore, the telescopic cylinder 37 drives the main arm 34 to deflect, so that the first driving arm 33 can be controlled to deflect and adjust, and further, the gap between the two first crushing rollers 32 is controlled, and the telescopic rod 35 is configured as a buffer rod structure, so that a certain buffer is provided for the crushing rollers.
More preferably, as shown in fig. 3, a second driving arm 310 is further fixed at the lower part of the main arm 34, the second driving arm 310 penetrates through the crushing bin 31, the outside of the first driving arm 33 is connected with the crushing bin 31 by adopting an elastic pad 38, and a second crushing roller 39 with power is rotatably arranged on the first driving arm 33 in the crushing bin 31.
In the initial stage, the distance between the two second crushing rollers is smaller than or equal to the distance between the two first crushing rollers.
It should be noted that, since the first driving arm and the second driving arm are both disposed on the total arm body 34, the first driving arm and the second driving arm can be adjusted simultaneously when the total arm body is subjected to deflection adjustment, and thus the gap between the two first crushing rollers and the two second crushing rollers is changed simultaneously, and, since the distances between the first crushing rollers and the second crushing rollers from the deflection center are different, the respective gap change magnitudes are different, specifically, the gap change magnitude between the two second crushing rollers is larger than the gap between the two first crushing rollers.
In this embodiment, as shown in fig. 3, a discharging net 311 with a cubic structure is connected to the bottom opening of the crushing bin 31, a plurality of impact balls 312 are fixed on the discharging net 311 at intervals, and one side of the discharging net is further connected to a first oscillator 313.
The discharging net with the cube structure is formed by connecting a plurality of vertically distributed plane net bodies; the broken material body can be subjected to material dredging and guiding through the discharging net, so that the broken material body can be discharged rapidly, and the material dredging and guiding efficiency can be improved by oscillating the discharging net through the first oscillator.
In this embodiment, as shown in fig. 2, the screening component 4 includes:
the top of the screening bin 41 is communicated with the crushing bin 31, and the bottom of the screening bin 41 is communicated with the mixing bin 8;
a screening net 42 which is fixed in the screening bin 41 in an inclined manner so as to divide the screening bin 41 into an upper part and a lower part, wherein the part of the upper part of the screening bin, which is close to the lower side of the screening net 42, is communicated with the collecting tank 5 by adopting a collecting pipe 44; and
a second oscillator 43, the oscillation end of which is connected to the screen 42.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. An on-line quality control-based cement raw material production device, the cement raw material having a component number n; the method is characterized in that: comprising the following steps:
a mixing tank (1) in which a first material body having m components is mixed;
-a mounting frame (2) for fixedly supporting the mixing tank (1) and for mounting a crushing assembly (3), the crushing assembly (3) being capable of receiving and crushing a first mass from the mixing tank (1);
a screening unit (4) for screening the first material from the crushing unit (3) based on the particle size, and for feeding the first material that is not acceptable to the collection tank (5) and for feeding the first material that is acceptable to the mixing bin (8);
a first material supplementing tank (7) for adding a second material body to the mixing bin (8), wherein the second material body has the component quantity of k, and m+k=n; and
the second material supplementing tank (9) is used for throwing a third material body into the mixing bin (8), wherein parameters of the third material body are the same as those of the qualified first material body, and the parameters comprise particle size and components;
the first material body comprises limestone;
a first control valve is arranged at the discharge port of the mixing tank (1), and a second control valve is arranged at the outlet of the first material supplementing tank (7);
the collecting tank (5) is arranged on the weighing device (6), a third control valve is arranged at the outlet of the second material supplementing tank (9), and the third control valve and the weighing device (6) are respectively electrically connected with the controller (11) by adopting a lead (10);
the weighing device sends weighing data information to the controller once every 3-5s, the weighing data information is M1, M2, M3 … … Mn and M (n+1), and the controller can control the opening duration of the third control valve according to the weighing data information, wherein the opening duration meets the following conditions: when the third control valve is opened, the weight of the third material body under the second material supplementing tank (9) is equal to M (n+1) -Mn.
2. An on-line quality control based cement raw meal production facility according to claim 1, characterized in that: the crushing assembly (3) comprises:
the top of the crushing bin (31) is communicated with the mixing tank (1), and the bottom of the crushing bin is communicated with the screening assembly (4);
two first crushing rollers (32) symmetrically arranged in the crushing bin (31), wherein the first crushing rollers (32) are rotationally arranged on a first driving arm (33) and are provided with power; and
the mounting seat (36) is symmetrically arranged, the mounting seat (36) is fixed on the mounting frame (2), a main arm body (34) is connected to one side of the mounting seat (36), the main arm body (34) is hinged with a telescopic cylinder (37), and the other end of the telescopic cylinder (37) is hinged to the mounting seat (36);
the first driving arm (33) is arranged on the total arm body (34), the first driving arm (33) penetrates through the crushing bin (31), and the outer part of the first driving arm (33) is connected with the crushing bin (31) through an elastic pad (38).
3. An on-line quality control based cement raw meal production facility according to claim 2, characterized in that: the middle part of first actuating arm (33) articulates with total arm body (34), the one end that first actuating arm (33) kept away from first crushing roller (32) articulates with telescopic link (35), the other end of telescopic link (35) articulates to total arm body (34).
4. An on-line quality control based cement raw meal production facility according to claim 2, characterized in that: the lower part of the main arm body (34) is also fixedly provided with a second driving arm (310), the second driving arm (310) penetrates through the crushing bin (31), the outside of the first driving arm (33) is connected with the crushing bin (31) through an elastic pad (38), and a second crushing roller (39) with power is rotatably arranged on the first driving arm (33) in the crushing bin (31).
5. An on-line quality control-based cement raw meal production facility according to claim 4, characterized in that: in the initial stage, the distance between the two second crushing rollers is smaller than or equal to the distance between the two first crushing rollers.
6. An on-line quality control based cement raw meal production facility according to claim 2, characterized in that: the crushing bin (31) is characterized in that a discharging net (311) with a cube structure is connected to the bottom opening position of the crushing bin (31), a plurality of striking balls (312) are fixed on the discharging net (311) at intervals, and one side of the discharging net is further connected with a first oscillator (313).
7. An on-line quality control based cement raw meal production facility according to claim 1, characterized in that: the screening assembly (4) comprises:
the top of the screening bin (41) is communicated with the crushing bin (31), and the bottom of the screening bin is communicated with the mixing bin (8);
the screening net (42) is obliquely fixed in the screening bin (41) so as to divide the screening bin (41) into an upper part and a lower part, wherein the part of the upper part of the screening bin, which is close to the lower side of the screening net (42), is communicated with the collecting tank (5) by adopting a collecting pipe (44); and
and a second oscillator (43) with an oscillation end connected to the screening net (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211334551.2A CN115582168B (en) | 2022-10-28 | 2022-10-28 | Cement raw material production facility based on online quality control |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211334551.2A CN115582168B (en) | 2022-10-28 | 2022-10-28 | Cement raw material production facility based on online quality control |
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| CN115582168A CN115582168A (en) | 2023-01-10 |
| CN115582168B true CN115582168B (en) | 2023-07-21 |
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| FR715220A (en) * | 1931-04-14 | 1931-11-27 | Polysius G Ag | Process for cooking, roasting and concreting cement, lime or the like |
| SU45200A1 (en) * | 1935-01-03 | 1935-11-30 | М.И. Кирнарский | The method of obtaining portland cement |
| CN203095880U (en) * | 2012-12-19 | 2013-07-31 | 西安瑞驰节能工程有限责任公司 | Equipment for producing cement and trapping CO2 by using airtight annular calcining furnace |
| CN103043930B (en) * | 2012-12-19 | 2014-12-24 | 西安科技大学 | Method and equipment for producing cement and gathering CO2 by utilizing closed ring-shaped calcination furnace |
| CN209937259U (en) * | 2019-04-18 | 2020-01-14 | 安徽珍珠水泥集团股份有限公司 | Crushing, drying and mixing device for cement production raw materials |
| CN110055361B (en) * | 2019-06-10 | 2020-12-01 | 成渝钒钛科技有限公司 | Coke oven blast furnace application technique |
| CN111389504B (en) * | 2020-03-27 | 2021-09-03 | 广西恒庆建材有限公司 | Automatic cement production method |
| CN111570063A (en) * | 2020-05-28 | 2020-08-25 | 孙乐洋 | Crusher for clean and efficient production of cement clinker raw materials |
| CN112108218B (en) * | 2020-09-04 | 2022-06-10 | 浙江双狮建材有限公司 | Method for processing cement clinker |
| CN112174552A (en) * | 2020-09-30 | 2021-01-05 | 赵书成 | Environment-friendly cement and preparation method thereof |
| CN112225474A (en) * | 2020-10-21 | 2021-01-15 | 西藏昌都高争建材股份有限公司 | Novel cement production process |
| CN112619514B (en) * | 2020-12-01 | 2023-04-18 | 邹平永和新型建材有限公司 | Red mud processing system is used in hollow brick production |
| CN112871377B (en) * | 2020-12-25 | 2021-09-28 | 河南省远洋粉体科技股份有限公司 | Aluminum-based metal powder grading treatment equipment applied to powder metallurgy |
| CN112871256A (en) * | 2021-01-27 | 2021-06-01 | 钱国臣 | Mining breaker with dust removal function |
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| CN217042423U (en) * | 2021-12-02 | 2022-07-26 | 浙江中意节能建材有限公司 | A compounding device that becomes more meticulous for production of heat preservation polymer dry powder adhesive |
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