CN107617502B - Multistage grinding superfine powder production equipment - Google Patents
Multistage grinding superfine powder production equipment Download PDFInfo
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- CN107617502B CN107617502B CN201711065819.6A CN201711065819A CN107617502B CN 107617502 B CN107617502 B CN 107617502B CN 201711065819 A CN201711065819 A CN 201711065819A CN 107617502 B CN107617502 B CN 107617502B
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- 239000000843 powder Substances 0.000 title claims abstract description 56
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000000428 dust Substances 0.000 claims abstract description 15
- 238000005303 weighing Methods 0.000 claims abstract description 14
- 239000004744 fabric Substances 0.000 claims abstract description 3
- 238000007599 discharging Methods 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 9
- 238000010924 continuous production Methods 0.000 description 4
- 239000002440 industrial waste Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- 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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- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention discloses a multi-stage grinding ultrafine powder production device which comprises a first lifting machine, a second lifting machine, a third lifting machine, a roller press, a weighing bin, a V-shaped powder separator, an intelligent double-drive powder precise classifier, a cyclone collector, a first fan, a cloth bag dust collector and an integrated grinding ball mill.
Description
Technical Field
The invention relates to a multistage grinding ultrafine powder production device.
Background
Industrial waste materials in the prior art, such as coal gangue and the like, are widely used in the building material industry, and no coagulation is an effective way to digest industrial waste materials. Research and engineering practice show that the action of industrial waste as a mixed material on cement and concrete is closely related to fineness, and the finer the fineness is, the better the action effect is. In particular, the Bo's specific surface area of the mixed material is more than or equal to 700 square meter/, the average grain diameter is less than 6 mu m, and the chemical and physical actions of the mixed material are fully exerted, so that the produced cement has high quality and low cost. The existing superfine powder production process is to grind the industrial waste, select powder and mix the powder. The production process is single in technology, the used production equipment cannot realize large-scale continuous production, and the production cost is high.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a multi-stage grinding ultrafine powder production device which not only can realize large-scale continuous production, but also has high quality and low production cost.
In order to solve the technical problems, the invention relates to multi-stage grinding ultrafine powder production equipment which comprises a first lifter, a second lifter, a third lifter, a roller press, a weighing bin, a V-shaped powder selecting machine, an intelligent double-drive powder precise classifier, a cyclone collector, a fan I, a bag dust collector and an integrated grinding ball mill respectively, wherein a discharge port of the first lifter is connected with a feed port of the weighing bin through a pipeline, a discharge port of the weighing bin is connected with a feed port of the roller press, a discharge port of the roller press is connected with a feed port of the second lifter through a pipeline, a discharge port of the second lifter is connected with a feed port of the V-shaped powder selecting machine through a pipeline, an air outlet of the fan I is connected with an air inlet of the V-shaped powder selecting machine through a pipeline, an air outlet of the V-shaped powder selecting machine is connected with an air inlet of the intelligent double-drive powder precise classifier through a pipeline, and an air outlet of the intelligent double-drive powder precise classifier is connected with an air inlet of the cyclone collector through a pipeline, the air outlet of the cyclone collector is connected with the air inlet of the fan I through a pipeline, the coarse powder pipe of the intelligent double-drive powder precise classifier is connected with the feed inlet of the weighing bin through a pipeline, the coarse powder pipe of the intelligent double-drive powder precise classifier is connected with the feed inlet of the front part of the integrated grinding ball mill respectively through a pipeline, the discharge outlet of the cyclone collector is connected with the feed inlet of the feed inlet device of the rear part of the integrated grinding ball mill respectively through an air conveying chute I and a pipeline, the discharge outlet of the feed inlet device of the rear part of the integrated grinding ball mill is connected with the feed inlet of the elevator III through an air conveying chute, the air outlet of the feed inlet device of the rear part of the integrated grinding ball mill respectively is connected with the air inlet of the bag dust collector through a pipeline, the air outlet of the bag dust collector is connected with the air inlet of the fan II through an air duct, the discharge port of the bag-type dust collector is connected with the feed port of the lifting machine III through a screw conveyor and a pipeline, and the discharge port of the lifting machine III is connected with a finished product warehouse through an air conveying chute II and a pipeline;
the integrated type separate grinding ball mill comprises a driving device, a feeding device, a cylinder body, a partition plate, a feeding and discharging device, an inner cylinder body and a conveying device, wherein the feeding device and the feeding and discharging device are respectively arranged at the front end and the rear end of the cylinder body; the feeding and discharging device comprises a shell, a hollow shaft, a rotary screen, a guide hopper, a guide channel and an open storage box, wherein the upper end of the shell is provided with a feeding hole, the lower part of the shell is provided with a discharging hole, the upper part of the shell is provided with an air outlet, the hollow shaft is positioned in the rotary screen, the rotary screen is positioned in the shell, one ends of the hollow shaft and the rotary screen are both arranged at the rear end of the cylinder body, the axial leads of the hollow shaft and the axial leads of the rotary screen are coincident, through holes are uniformly distributed in the circumferential direction of the hollow shaft, the guide channel comprises a straight pipe and an inclined pipe, one end of the straight pipe is arranged at the circumferential through hole of the hollow shaft, the other end of the straight pipe passes through the rotary screen and is connected with the lower end of the guide hopper, one end of the inclined pipe is connected with one end of the straight pipe, and the other end of the inclined pipe is connected with the feeding hole of the conveying device, a baffle plate is arranged between adjacent guide hoppers, the open storage box is composed of a semicircular left side plate, a semicircular right side plate and a semicircular arc plate, the large semicircular side edges of the semicircular left side plate and the semicircular right side plate are respectively arranged on the two side edges of the semicircular arc plate to form an open box body, the open box body is positioned on one side of the rotary screen and arranged on the shell, the guide hoppers positioned on one side of the hollow shaft are positioned in the open box body, the small semicircular side edges of the semicircular left side plate and the semicircular right side plate of the open box body and the outer Zhou Xiangpei of the rotary screen are provided with feed inlets, and the feed inlets are provided with feed pipes which penetrate through the shell; the light grinding bodies are arranged in the cylinder body and the inner cylinder body;
the guide hopper comprises a left plate, a right plate, a front plate and a rear plate, wherein the left plate and the right plate are parallel and keep a distance, the front plate and the rear plate are respectively arranged at the front end and the rear end of the left plate and the right plate to form a hollow wedge-shaped structure, the lower port of the guide hopper of the hollow wedge-shaped structure is arranged on a through hole in the circumferential direction of the hollow shaft, the left plate and the right plate of the guide hopper of the hollow wedge-shaped structure respectively correspond to a semicircular left plate and a semicircular right plate of the opening storage box, and the upper end of the rear plate of the guide hopper of the hollow wedge-shaped structure corresponds to a semicircular arc plate of the opening storage box;
the rear plate of the guide hopper of the hollow wedge-shaped structure is an arc-shaped plate structure;
the conveying device is a spiral conveying device;
the axial leads of the cylinder body and the inner cylinder body are overlapped;
the number of the guide hoppers is three to ten.
In the multistage grinding ultrafine powder production equipment, the problems of large-scale continuous production, low quality and high production cost which cannot be realized in the prior art are solved by adopting the combination connection among the first lifting machine, the second lifting machine, the third lifting machine, the roller press, the weighing bin, the V-shaped powder concentrator, the intelligent double-drive powder precise classifier, the cyclone collector, the first fan, the cloth bag dust remover and the integrated type separate grinding ball mill.
Drawings
FIG. 1 is a schematic diagram of a multi-stage grinding ultra-fine powder production apparatus of the present invention;
FIG. 2 is a schematic structural view of an integrated separate grinding ball mill;
fig. 3 is an enlarged schematic view of the structure of the feeding and discharging device in fig. 2.
Detailed Description
In fig. 1, the invention discloses multi-stage grinding ultrafine powder production equipment, which comprises a first lifter 1, a second lifter 2, a third lifter 13, a roller press 3, a weighing bin 4, a V-shaped powder concentrator 5, an intelligent double-drive powder precise classifier 6, a cyclone collector 7, a first fan 8, a bag-type dust collector 14 and an integrated grinding ball mill 10 respectively, wherein a discharge port of the first lifter 1 is connected with a feed port of the weighing bin 4 through a pipeline. The discharge gate in storehouse 4 links to each other with the feed inlet of roll squeezer 3, and the discharge gate of roll squeezer 3 links to each other with the feed inlet of lifting machine two 2 through the pipeline, and the discharge gate of lifting machine two 2 links to each other with the feed inlet of V type selection powder machine 5 through the pipeline. The air outlet of the fan I8 is connected with the air inlet of the V-shaped powder selecting machine 5 through a pipeline. The air outlet of the V-shaped powder selecting machine 5 is connected with the air inlet of the intelligent double-drive powder precise classifying machine 6 through a pipeline, the air outlet of the intelligent double-drive powder precise classifying machine 6 is connected with the air inlet of the cyclone collector 6 through a pipeline, and the air outlet of the cyclone collector 7 is connected with the air inlet of the fan I8 through a pipeline. The coarse powder pipe of the intelligent double-drive powder precise classifier 6 is connected with the feed inlet of the weighing bin 4 through a pipeline, and the middle coarse powder pipe of the intelligent double-drive powder precise classifier 6 is connected with the feed inlet 11 at the front part of the integrated grinding ball mill 10 through a pipeline. The discharge port of the cyclone collector 7 is connected with the feed port of a feed and discharge device 12 at the rear part of the integrated grinding ball mill 10 respectively through an air conveying chute I9 and a pipeline. The discharge port of the feeding and discharging device 12 at the rear part of the integrated grinding ball mill 10 is connected with the feed port of the lifting machine III 13 through an air conveying chute. The air outlet of the feeding and discharging device 12 at the rear part of the integrated grinding ball mill 10 is connected with the air inlet of the bag-type dust remover 14 through a pipeline. The air outlet of the bag-type dust collector 14 is connected with the air inlet of the fan II through an air duct. The discharge port of the bag dust collector 14 is connected with the feed port of the lifting machine III 13 through a screw conveyer 15 and a pipeline, and the discharge port of the lifting machine III 13 is connected with a finished product warehouse through an air conveying chute II and a pipeline.
As shown in fig. 2 and 3, in this embodiment, the integrated grinding ball mill 10 includes a driving device, a feeding device 26, a cylinder 25, a partition plate, a feeding device 12, an inner cylinder 16, and a conveying device 17, where the feeding device 26 and the feeding device 12 are respectively disposed at the front end and the rear end of the cylinder 25. The feeding device 26 comprises a feeding port, and the feeding device 26 is of the prior art and will not be described in detail. The cylinder 25 is mounted on a driving device, which is a prior art, and the cylinder 25 is mounted on a driving device, which is also a prior art, and thus is not described in detail. The compartment plate is arranged in the cylinder 25. The inner cylinder 16 is disposed inside the cylinder 25 through a support rod and is located at the rear of the cylinder 25. One end of the conveying means 17 is provided on one end of the inner cylinder 16. The feeding and discharging device comprises a shell 27, a hollow shaft 19, a rotary screen 29, a guide hopper 20, a guide channel and an open storage box 21, wherein the hollow shaft 19 is positioned in the shell 27, the upper end of the shell 27 is provided with a feeding hole 23, the upper part of the shell 27 is provided with a feeding hole, the lower part of the shell 27 is provided with a discharging hole 24, and the upper part of the shell 27 is provided with an air outlet. The hollow shaft 19 is positioned in the rotary screen 29, the rotary screen 29 is positioned in the housing 27, one end of the hollow shaft 19 and one end of the rotary screen 29 are both arranged on the rear end of the cylinder 25, and the axis of the hollow shaft 19 and the axis of the rotary screen 29 coincide. The hollow shaft 19 is uniformly provided with through holes in the circumferential direction. The guide channel comprises a straight pipe 28 and an inclined pipe 18, one end of the straight pipe 28 is arranged on a through hole in the circumferential direction of the hollow shaft 19, the other end of the straight pipe 28 penetrates through a rotary screen 29 to be connected with the lower end of the guide hopper 20, one end of the inclined pipe 18 is connected with one end of the straight pipe 28, the other end of the inclined pipe 18 is connected with a feed hole of the conveying device 17, and a baffle plate 30 is arranged between the adjacent guide hoppers 20. The open storage box 21 is composed of a semicircular left side plate, a semicircular right side plate and a semicircular arc plate, the large semicircular side edges of the semicircular left side plate and the semicircular right side plate are respectively arranged on the two side edges of the semicircular arc plate to form an open box body, the open box body is positioned on one side of the rotary screen 29 and arranged on the shell 27, the guide hopper 20 positioned on one side of the hollow shaft 19 is positioned in the open box body 21, and the small semicircular side edges of the semicircular left side plate and the semicircular right side plate of the open box body 21 and the outer Zhou Xiangpei of the rotary screen 29. The open box body 21 is provided with a feed inlet, the feed inlet is provided with a feed pipe 22, and the feed pipe 22 penetrates through the shell 27; the cylinder 25 and the inner cylinder 16 are respectively provided with a light grinding body.
The guide hopper 20 includes a left plate 32, a right plate, a front plate 33 and a rear plate 31, wherein the left plate 32 and the right plate are parallel and maintain a distance, and the front plate 33 and the rear plate 31 are respectively arranged at the front end and the rear end of the left plate 32 and the right plate to form a hollow wedge structure. The lower port of the hollow wedge-shaped guide hopper 20 is arranged on a through hole in the circumferential direction of the hollow shaft 19, the left plate 32 and the right plate of the hollow wedge-shaped guide hopper 20 respectively correspond to the semicircular left side plate and the semicircular right side plate of the open storage box 21,
the upper end of the rear plate 31 of the guide hopper 20 with the hollow wedge-shaped structure corresponds to the semicircular arc plate 34 of the open storage box 21.
For guiding materials conveniently, the rear plate 31 of the guide hopper 20 with the hollow wedge-shaped structure is of an arc-shaped plate structure, and the upper end of the arc-shaped plate corresponds to the semicircular arc-shaped plate 34 of the open storage box 21.
In order to simplify the construction and reduce the costs, the conveyor 17 is a screw conveyor,
for smooth operation, the axes of the cylinder 25 and the inner cylinder 16 are coincident.
In order to improve the material guiding effect, the number of the material guiding hoppers 20 is three to ten.
In the multistage grinding ultrafine powder production process, materials are crushed by a roller press 10, separated by a V-shaped powder separator 5, and then are separated again by an intelligent double-drive powder precise classifier 6 and collected by a cyclone collector 7, and respectively enter the front end and the rear end of an integrated grinding ball mill 10 for grinding respectively to obtain finished products, and then enter a cost warehouse; in the multistage grinding ultrafine powder production equipment, the problems of unrealizable large-scale continuous production, low quality and high production cost in the prior art are solved by adopting the combination connection among the first lifting machine 1, the second lifting machine 2, the third lifting machine 13, the roller press 3, the weighing bin 4, the V-shaped powder selecting machine 5, the intelligent double-drive powder precise classifier 6, the cyclone collector 7, the first fan 8, the bag-type dust remover 14 and the integrated type respectively grinding ball mill 10.
Claims (1)
1. A multi-stage grinding ultrafine powder production device is characterized by comprising a first lifting machine, a second lifting machine, a third lifting machine, a roller press, a weighing bin, a V-shaped powder selecting machine, an intelligent double-drive powder precise classifier, a cyclone collector, a first fan, a cloth bag dust collector and an integrated grinding ball mill respectively, wherein a discharge port of the first lifting machine is connected with a feed port of the weighing bin through a pipeline, a discharge port of the weighing bin is connected with a feed port of the roller press, a discharge port of the roller press is connected with a feed port of the second lifting machine through a pipeline, a discharge port of the second lifting machine is connected with a feed port of the V-shaped powder selecting machine through a pipeline, an air outlet of the first fan is connected with an air inlet of the V-shaped powder selecting machine through a pipeline, an air outlet of the V-shaped powder selecting machine is connected with an air inlet of the intelligent double-drive powder precise classifier through a pipeline, and an air outlet of the intelligent double-drive powder precise classifier is connected with an air inlet of the cyclone collector, the air outlet of the cyclone collector is connected with the air inlet of the fan I through a pipeline, the coarse powder pipe of the intelligent double-drive powder precise classifier is connected with the feed inlet of the weighing bin through a pipeline, the coarse powder pipe of the intelligent double-drive powder precise classifier is connected with the feed inlet of the front part of the integrated grinding ball mill respectively through a pipeline, the discharge outlet of the cyclone collector is connected with the feed inlet of the feed inlet device of the rear part of the integrated grinding ball mill respectively through an air conveying chute I and a pipeline, the discharge outlet of the feed inlet device of the rear part of the integrated grinding ball mill is connected with the feed inlet of the elevator III through an air conveying chute, the air outlet of the feed inlet device of the rear part of the integrated grinding ball mill respectively is connected with the air inlet of the bag dust collector through a pipeline, the air outlet of the bag dust collector is connected with the air inlet of the fan II through an air duct, the discharge port of the bag-type dust collector is connected with the feed port of the lifting machine III through a screw conveyor and a pipeline, and the discharge port of the lifting machine III is connected with a finished product warehouse through an air conveying chute II and a pipeline;
the integrated type separate grinding ball mill comprises a driving device, a feeding device, a cylinder body, a partition plate, a feeding and discharging device, an inner cylinder body and a conveying device, wherein the feeding device and the feeding and discharging device are respectively arranged at the front end and the rear end of the cylinder body; the feeding and discharging device comprises a shell, a hollow shaft, a rotary screen, a guide hopper, a guide channel and an open storage box, wherein the upper end of the shell is provided with a feeding hole, the lower part of the shell is provided with a discharging hole, the upper part of the shell is provided with an air outlet, the hollow shaft is positioned in the rotary screen, the rotary screen is positioned in the shell, one ends of the hollow shaft and the rotary screen are both arranged at the rear end of the cylinder body, the axial leads of the hollow shaft and the axial leads of the rotary screen are coincident, through holes are uniformly distributed in the circumferential direction of the hollow shaft, the guide channel comprises a straight pipe and an inclined pipe, one end of the straight pipe is arranged at the circumferential through hole of the hollow shaft, the other end of the straight pipe passes through the rotary screen and is connected with the lower end of the guide hopper, one end of the inclined pipe is connected with one end of the straight pipe, and the other end of the inclined pipe is connected with the feeding hole of the conveying device, a baffle plate is arranged between adjacent guide hoppers, the open storage box is composed of a semicircular left side plate, a semicircular right side plate and a semicircular arc plate, the large semicircular side edges of the semicircular left side plate and the semicircular right side plate are respectively arranged on the two side edges of the semicircular arc plate to form an open box body, the open box body is positioned on one side of the rotary screen and arranged on the shell, the guide hoppers positioned on one side of the hollow shaft are positioned in the open box body, the small semicircular side edges of the semicircular left side plate and the semicircular right side plate of the open box body and the outer Zhou Xiangpei of the rotary screen are provided with feed inlets, and the feed inlets are provided with feed pipes which penetrate through the shell; the light grinding bodies are arranged in the cylinder body and the inner cylinder body;
the left plate and the right plate are parallel and keep a distance, the front plate and the rear plate are respectively arranged at the front end and the rear end of the left plate and the right plate to form a hollow wedge-shaped structure, the lower port of the hollow wedge-shaped structure guide hopper is arranged on a through hole in the circumferential direction of the hollow shaft, the left plate and the right plate of the hollow wedge-shaped structure guide hopper respectively correspond to the semicircular left plate and the semicircular right plate of the opening storage box, and the upper end of the rear plate of the hollow wedge-shaped structure guide hopper corresponds to the semicircular arc plate of the opening storage box;
the rear plate of the guide hopper of the hollow wedge-shaped structure is an arc-shaped plate structure;
the conveying device is a spiral conveying device;
the axial leads of the cylinder body and the inner cylinder body are overlapped;
the number of the guide hoppers is three to ten.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065819.6A CN107617502B (en) | 2017-11-02 | 2017-11-02 | Multistage grinding superfine powder production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065819.6A CN107617502B (en) | 2017-11-02 | 2017-11-02 | Multistage grinding superfine powder production equipment |
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| Publication Number | Publication Date |
|---|---|
| CN107617502A CN107617502A (en) | 2018-01-23 |
| CN107617502B true CN107617502B (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711065819.6A Active CN107617502B (en) | 2017-11-02 | 2017-11-02 | Multistage grinding superfine powder production equipment |
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| CN107617502A (en) | 2018-01-23 |
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