CN209849059U - Fine grinding device for gypsum - Google Patents

Fine grinding device for gypsum Download PDF

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Publication number
CN209849059U
CN209849059U CN201920662000.6U CN201920662000U CN209849059U CN 209849059 U CN209849059 U CN 209849059U CN 201920662000 U CN201920662000 U CN 201920662000U CN 209849059 U CN209849059 U CN 209849059U
Authority
CN
China
Prior art keywords
grinding
gypsum
bolts
tank
fine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920662000.6U
Other languages
Chinese (zh)
Inventor
崔继安
崔瑞华
卜凡羊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pingyi Longyuan Gypsum Building Materials Co Ltd
Original Assignee
Pingyi Longyuan Gypsum Building Materials Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pingyi Longyuan Gypsum Building Materials Co Ltd filed Critical Pingyi Longyuan Gypsum Building Materials Co Ltd
Priority to CN201920662000.6U priority Critical patent/CN209849059U/en
Application granted granted Critical
Publication of CN209849059U publication Critical patent/CN209849059U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a meticulous grinder of gypsum, including grinding tank and closing cap, the closing cap passes through the bolt mounting in grinding tank's top, and the top one end of closing cap has the feeder hopper through bolted connection, there is driving motor through bolted connection in the top central authorities of closing cap, and driving motor's output shaft bottom has the axis of rotation through bolted connection, there is the cross section for the grinding otter board of W type structure grinding tank's inside bottom through bolted connection. The utility model discloses in, the gypsum piece is inside by effectual breakage in the clearance between abrasive disc and broken tooth and grinding jar, through preliminary grinding to the fragment, the gypsum fragment of preliminary grinding falls into inside grinding the otter board, the scraper blade drives grinding ball and is being ground the inside roll of otter board, is carried out abundant meticulous grinding by grinding ball and scraper blade, the powder after the meticulous grinding falls into grinding tank bottoms portion and carries out the unloading, and convenient simple to use can grind work in succession, the meticulous grinding efficiency of improvement gypsum that is showing.

Description

Fine grinding device for gypsum
Technical Field
The utility model relates to a gypsum processing technology field especially relates to a meticulous grinder of gypsum.
Background
Gypsum is a monoclinic mineral and is a hydrate whose main chemical component is calcium sulfate. Gypsum is a widely used industrial and building material. Can be used for cement retarders, gypsum building products, model making, medical food additives, sulfuric acid production, paper fillers, paint fillers and the like.
Natural gypsum is the gypsum stone that deposits in nature, mainly be dihydrate gypsum and anhydrite, the gypsum is the main raw materials of production gypsum cementitious material and gypsum building product, also be portland cement's retarder, in many places, when the gypsum uses, need carry out meticulous grinding with the gypsum, in order to obtain the gesso, however, current grinder mainly is the ball mill, need drop into the gypsum inside grinding of ball mill, pour out the gesso intercommunication grinding ball together after the grinding and sieve, whole grinding process is loaded down with trivial details, and unable processing that lasts, cause the inefficiency of abrasive treatment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a fine gypsum grinding device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fine gypsum grinding device comprises a grinding tank and a sealing cover, wherein the sealing cover is installed at the top of the grinding tank through bolts, one end of the top of the sealing cover is connected with a feed hopper through bolts, the top center of the sealing cover is connected with a driving motor through bolts, the bottom end of an output shaft of the driving motor is connected with a rotating shaft through bolts, the inner bottom end of the grinding tank is connected with a grinding screen plate with a W-shaped cross section through bolts, the bottom end of the outer circumference wall of the rotating shaft is connected with two scraping plates through bolts, grinding balls are placed between the two scraping plates, the bottom ends of the scraping plates are matched with the inner part of the grinding screen plate, the middle section of the outer circumference wall of the rotating shaft is connected with a grinding disc with a horn-shaped structure through bolts, a gap is reserved between the outer circumference outer wall of the grinding disc and the inner wall of the grinding, and the crushing teeth are positioned above the grinding disc.
Preferably, the top surface of abrasive disc is equipped with the perforation of staggered arrangement, and the perforation is the slope setting.
Preferably, the discharge outlet of the grinding tank is connected with an exhaust fan through a bolt, and the air outlet of the exhaust fan is connected with an air outlet barrel through a hasp lock.
Preferably, the inside of the air outlet cylinder is connected with a net rack through bolts, and the outer side of the net rack is sleeved with a dust collecting cloth bag.
Preferably, the bottom end of the rotating shaft is rotatably connected with the top center of the grinding screen plate through a bearing.
Preferably, the crushing device further comprises a mounting ring mounted on the outer side of the rotating shaft through bolts, and the circumferential outer wall of the mounting ring is connected with upper crushing rods which are distributed at equal intervals through bolts.
Preferably, the circumferential inner wall of the grinding tank is connected with a lower crushing rod through a bolt.
The utility model has the advantages that:
1. the utility model provides a meticulous grinder of gypsum, throw in the inside of grinding pot with the gypsum from the feeder hopper, start driving motor and drive abrasive disc and scraper blade and rotate, the gypsum falls into when the top of abrasive disc, through centrifugal force and action of gravity to abrasive disc edge diffusion, the gypsum piece is inside by effectual breakage in the clearance between abrasive disc and broken tooth and grinding pot, through preliminary grinding to the fragment, the gypsum fragment of preliminary grinding falls into inside grinding the otter board, the scraper blade drives grinding ball and is grinding the inside roll of otter board, carry out abundant meticulous grinding by grinding ball and scraper blade, powder after the meticulous grinding falls into grinding pot bottom and carries out the unloading, and is simple to use and convenient, can grind work in succession, the meticulous grinding efficiency of the improvement gypsum that is showing.
2. The gypsum fine grinding device provided by the utility model can roll the gypsum blocks on the rotating grinding disc by arranging the through holes on the grinding disc, the gypsum powder and the small gypsum blocks directly fall into the grinding screen plate through the through holes by impacting the openings of the through holes, thereby reducing the abrasion to the broken teeth, improving the grinding efficiency and prolonging the service life of the device, when the gypsum is finely ground, the exhaust fan is started to generate exhaust air at the bottom end inside the grinding tank, the finely ground gypsum powder is sucked in and intercepted and collected by the dust collecting cloth bag, can complete the collection and the blanking of the gypsum powder, is simple and convenient to use, simultaneously generates negative pressure below the grinding disc and the grinding screen plate, supplementary unloading is carried out to the gesso after grinding, takes away the heat that grinds the production, avoids grinding the otter board mesh and perforates to be blockked up, improves the stability of the meticulous grinding process of gypsum.
3. The utility model provides a meticulous grinder of gypsum, it is the arc structure with lower broken pole to go up broken pole, the cross section of going up broken pole and broken pole down is the triangle-shaped structure, through being provided with broken pole and broken pole down, when the axis of rotation is rotatory, it rotates to go up broken pole, the edge edges and corners position of going up broken pole and broken pole down misplaces each other, can effectually will stack and carry out the breakage at the inside gypsum piece of grinding pot, avoid bold gypsum piece can't be caused the device by the breakage to block up, further improvement device's grinding effect.
Drawings
FIG. 1 is a schematic cross-sectional view of a gypsum fine grinding apparatus according to an embodiment of the present invention;
fig. 2 is a schematic view of a partial top view of a gypsum fine grinding device according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of a gypsum fine grinding apparatus according to the second embodiment of the present invention;
fig. 4 is a schematic view of a partial top view of a gypsum fine grinding device according to the second embodiment of the present invention.
In the figure: 1 grinding tank, 2 grinding screen plates, 3 scraping plates, 4 crushing teeth, 5 grinding discs, 6 feed hoppers, 7 driving motors, 8 sealing covers, 9 through holes, 10 grinding balls, 11 exhaust fans, 12 dust collecting cloth bags, 13 air outlet cylinders, 14 rotating shafts, 15 mounting rings, 16 upper crushing rods and 17 lower crushing rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-2, a gypsum fine grinding device comprises a grinding tank 1 and a sealing cover 8, wherein the sealing cover 8 is installed at the top of the grinding tank 1 through bolts, one end of the top of the sealing cover 8 is connected with a feed hopper 6 through a bolt, the center of the top of the sealing cover 8 is connected with a driving motor 7 through a bolt, the bottom end of an output shaft of the driving motor 7 is connected with a rotating shaft 14 through a bolt, the bottom end of the inside of the grinding tank 1 is connected with a grinding mesh plate 2 with a W-shaped cross section through a bolt, the bottom end of the circumferential outer wall of the rotating shaft 14 is connected with two scraping plates 3 through bolts, a grinding ball 10 is placed between the two scraping plates 3, the bottom ends of the scraping plates 3 are matched with the inside of the grinding mesh plate 2, the middle section of the circumferential outer wall of the rotating shaft 14 is connected with a grinding disc, the top end of the circumferential inner wall of the grinding tank 1 is connected with the crushing teeth 4 distributed in an annular array mode through bolts, the crushing teeth 4 are located above the grinding disc 5, gypsum is thrown into the grinding tank 1 from the feed hopper 6, the driving motor 7 is started to drive the grinding disc 5 and the scraper 3 to rotate, when the gypsum falls into the top of the grinding disc 5, the gypsum is diffused to the edge of the grinding disc 5 through centrifugal force and gravity action, gypsum blocks are effectively crushed in a gap between the grinding disc 5 and the crushing teeth 4 as well as the grinding tank 1, the gypsum blocks are primarily ground into fragments, the primarily ground gypsum fragments fall into the grinding screen plate 2, the scraper 3 drives the grinding balls 10 to roll in the grinding screen plate 2, the grinding balls 10 and the scraper 3 carry out sufficient fine grinding, the finely ground powder falls into the bottom of the grinding tank 1 to carry out blanking, the grinding operation is simple and convenient to use, and the grinding operation can be continuously, the fine grinding efficiency of the gypsum is obviously improved.
In the utility model, the top surface of the grinding disc 5 is provided with the through holes 9 which are arranged in a staggered way, the through holes 9 are arranged in an inclined way, the gypsum blocks can roll on the rotary grinding disc 5 by arranging the through holes 9 on the grinding disc 5 and collide with the openings of the through holes 9, so that the scattered gypsum powder and the small gypsum blocks directly fall into the grinding screen plate 2 through the through holes 9, the abrasion to the crushing teeth 4 is reduced, the grinding efficiency is improved, and the service life of the device is prolonged;
the discharge outlet of the grinding tank 1 is connected with an exhaust fan 11 through a bolt, the air outlet of the exhaust fan 11 is connected with an air outlet barrel 13 through a hasp lock, the air outlet barrel 13 can be conveniently taken down, the inside of the air outlet barrel 13 is connected with a net rack through a bolt, a dust collecting cloth bag 12 is sleeved on the outer side of the net rack, when gypsum is finely ground, the exhaust fan 11 is started to generate air draft at the bottom end inside the grinding tank 1, the finely ground gypsum powder is sucked, the finely ground gypsum powder is intercepted and collected by the dust collecting cloth bag 12, the collection and the blanking of the gypsum powder can be completed, the use is simple and convenient, meanwhile, negative pressure is generated below a grinding disc 5 and a grinding screen plate 2, the auxiliary blanking of the ground gypsum powder is carried out, the heat generated by grinding is taken away, the meshes and the perforation 9 of the grinding screen;
the bottom of axis of rotation 14 is passed through the bearing and is connected with the top central authorities rotation that grinds otter board 2, and the bottom of axis of rotation 14 rotates with the top central authorities that grind otter board 2 to be connected, can improve the stability of the 14 rotatory in-process of axis of rotation, avoids abrasive disc 5 and scraper blade 3 and abrasive disc 5, broken tooth 4 and grind otter board 2 to bump, extension fixture's life.
Example two
Referring to fig. 3-4, the fine gypsum grinding apparatus further comprises a mounting ring 15 mounted on the outer side of the rotating shaft 14 through bolts, and the circumferential outer wall of the mounting ring 15 is connected with upper crushing rods 16 distributed at equal intervals through bolts;
grinding pot 1's circumference inner wall has broken pole 17 down through bolted connection, and go up broken pole 16 and broken pole 17 down and be the arc structure, the cross section of going up broken pole 16 and broken pole 17 down is the triangle-shaped structure, through being provided with broken pole 16 and broken pole 17 down, when axis of rotation 14 rotates, it rotates to go up broken pole 16, the edge edges and corners position of going up broken pole 16 and broken pole 17 down misplaces each other, can effectually will stack and carry out the breakage at grinding pot 1 inside gypsum piece, avoid massive gypsum piece can't be caused the device by the breakage to block up, further improvement device's grinding effect.
The working principle is as follows: in the spare part of the device, all the electric devices, namely power elements, electric devices and adaptive controllers, are connected with a power supply through leads, the specific connection means refers to the following working principle that the electric connection among the electric devices is completed in sequence, the detailed connection means is a known technology in the field, the following main introduces the working principle and process without explaining the electric control, gypsum is put into the grinding tank 1 from the feed hopper 6, the driving motor 7 is started to drive the grinding disc 5 and the scraper 3 to rotate, when the gypsum falls into the top of the grinding disc 5, the gypsum is diffused to the edge of the grinding disc 5 through the centrifugal force and the gravity action, gypsum blocks are effectively crushed in the gap between the grinding disc 5 and the crushing teeth 4 and the grinding tank 1, and are primarily ground into fragments, and the primarily ground gypsum fragments fall into the grinding screen plate 2, the scraper 3 drives the grinding balls 10 to roll in the grinding screen plate 2, the ground balls 10 and the scraper 3 are fully and finely ground, and the finely ground powder falls into the bottom of the grinding tank 1 for blanking, so that the method is simple and convenient to use, can continuously grind, and obviously improves the fine grinding efficiency of gypsum;
the grinding disk 5 is provided with perforations 9, so that the gypsum blocks can be tumbled on the rotating grinding disk 5, the gypsum powder and the small gypsum blocks directly fall into the grinding mesh plate 2 through the through holes 9 by impacting the openings of the through holes 9, thereby reducing the abrasion to the crushing teeth 4, improving the grinding efficiency and prolonging the service life of the device, when the gypsum is finely ground, the exhaust fan 11 is started to generate exhaust air at the bottom end inside the grinding tank 1, the finely ground gypsum powder is sucked in and intercepted and collected by the dust collecting cloth bag 12, can complete the collection and the blanking of the gypsum powder, is simple and convenient to use, simultaneously generates negative pressure below the grinding disc 5 and the grinding screen plate 2, the ground gypsum powder is subjected to auxiliary blanking, heat generated by grinding is taken away, meshes and through holes 9 of the grinding screen plate 2 are prevented from being blocked, and the stability of the fine gypsum grinding process is improved;
go up broken pole 16 and broken pole 17 down and be the arc structure, the cross section of going up broken pole 16 and broken pole 17 down is the triangle-shaped structure, through being provided with broken pole 16 and broken pole 17 down, when rotation axis 14 rotates, it rotates to go up broken pole 16, the edge edges and corners position of going up broken pole 16 and broken pole 17 down misplaces each other, can effectually will stack and carry out the breakage at the inside gypsum piece of grinding pot 1, avoid bold gypsum piece can't be caused the device by the breakage to block up, further improve device's grinding effect.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The fine gypsum grinding device comprises a grinding tank (1) and a sealing cover (8), wherein the sealing cover (8) is installed at the top of the grinding tank (1) through bolts, and one end of the top of the sealing cover (8) is connected with a feed hopper (6) through bolts, the fine gypsum grinding device is characterized in that the center of the top of the sealing cover (8) is connected with a driving motor (7) through bolts, the bottom end of an output shaft of the driving motor (7) is connected with a rotating shaft (14) through bolts, the inner bottom end of the grinding tank (1) is connected with a grinding net plate (2) with a W-shaped cross section through bolts, the bottom end of the outer circumference wall of the rotating shaft (14) is connected with two scraping plates (3) through bolts, a grinding ball (10) is placed between the two scraping plates (3), the bottom ends of the scraping plates (3) are matched with the inner part of the grinding net plate (2), the outer circumference wall of the rotating shaft (14, leave the clearance between the circumference outer wall of abrasive disc (5) and grinding jar (1) inner wall, there are broken tooth (4) that the annular array distributes on the circumference inner wall top of grinding jar (1) through bolted connection, and broken tooth (4) are located abrasive disc (5) top.
2. A gypsum finishing grinding device according to claim 1, characterized in that the top surface of the grinding disc (5) is provided with staggered perforations (9), and the perforations (9) are arranged obliquely.
3. The gypsum fine grinding device according to claim 1, characterized in that the outlet of the grinding tank (1) is connected with a suction fan (11) by bolts, and the outlet of the suction fan (11) is connected with an outlet drum (13) by snap lock.
4. The fine gypsum grinding device as claimed in claim 3, wherein a net frame is connected to the inside of the air outlet cylinder (13) by bolts, and a dust collecting bag (12) is sleeved on the outside of the net frame.
5. A gypsum fine grinding device according to claim 1, characterized in that the bottom end of the rotating shaft (14) is rotatably connected with the top center of the grinding net plate (2) through a bearing.
6. The fine grinding apparatus for gypsum according to claim 4, further comprising a mounting ring (15) installed outside the rotating shaft (14) by means of bolts, and upper crushing bars (16) are connected to the circumferential outer wall of the mounting ring (15) by means of bolts and are distributed at equal intervals.
7. A gypsum fine grinding device according to claim 6, characterized in that the lower crushing rod (17) is bolted to the inner circumferential wall of the grinding pot (1).
CN201920662000.6U 2019-05-10 2019-05-10 Fine grinding device for gypsum Expired - Fee Related CN209849059U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920662000.6U CN209849059U (en) 2019-05-10 2019-05-10 Fine grinding device for gypsum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920662000.6U CN209849059U (en) 2019-05-10 2019-05-10 Fine grinding device for gypsum

Publications (1)

Publication Number Publication Date
CN209849059U true CN209849059U (en) 2019-12-27

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ID=68940652

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920662000.6U Expired - Fee Related CN209849059U (en) 2019-05-10 2019-05-10 Fine grinding device for gypsum

Country Status (1)

Country Link
CN (1) CN209849059U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112697555A (en) * 2020-12-16 2021-04-23 西北大学 Soil aggregate layering stripping off device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112697555A (en) * 2020-12-16 2021-04-23 西北大学 Soil aggregate layering stripping off device
CN112697555B (en) * 2020-12-16 2022-03-01 西北大学 Soil aggregate layering stripping off device

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191227

Termination date: 20210510