CN114849875B - Screening mechanism for gypsum powder processing - Google Patents
Screening mechanism for gypsum powder processing Download PDFInfo
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- CN114849875B CN114849875B CN202210463038.7A CN202210463038A CN114849875B CN 114849875 B CN114849875 B CN 114849875B CN 202210463038 A CN202210463038 A CN 202210463038A CN 114849875 B CN114849875 B CN 114849875B
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- screening
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- box
- cylinder
- gypsum powder
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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
- B02C21/00—Disintegrating plant with or without drying of the material
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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
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
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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
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/24—Drives
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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
- B02C19/00—Other disintegrating devices or methods
- B02C19/20—Disintegrating by grating
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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
- 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
- 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
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements for supplying or controlling air or other gases for drying solid materials or objects
- F26B21/001—Air generating units, e.g. movable or independent of drying enclosure
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disintegrating Or Milling (AREA)
- Combined Means For Separation Of Solids (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a screening mechanism for gypsum powder processing, which comprises a screening box, a screening device, a crushing device and an air draft device, wherein the screening device is arranged in the screening box and comprises a supporting shaft, a planet carrier, a screening cylinder and a supporting net cylinder, the planet carrier is sleeved on the supporting shaft, the screening cylinder is arranged on the outer side of the planet carrier, the supporting net cylinder is sleeved on the outer side of the screening cylinder, a plurality of shaft rods are arranged on the planet carrier, one end of each shaft rod is provided with a planet gear, a sun gear is arranged on the supporting shaft, a gear ring is arranged on the outer side of each planet gear, a grinding device is arranged on the outer side of the screening cylinder, the crushing device is arranged above the supporting net cylinder, and one side of the screening cylinder is connected with the air draft device. According to the invention, the screening device and the crushing device are arranged in the screening box, and the air draft device can screen the gypsum powder, so that the gypsum powder is continuously screened, and the screening efficiency of the gypsum powder is ensured.
Description
Technical Field
The invention relates to the field of gypsum powder production equipment, in particular to a screening mechanism for gypsum powder processing.
Background
The gypsum powder is one of five gel materials, is widely applied to the fields of construction, building materials, industrial molds, artistic models, chemistry, agriculture, food and medicine, is an industrial raw material of traditional Chinese medicines, and is obtained by a series of processes of drying, calcining, grinding and the like during the production of the gypsum powder, and finally screening is carried out to obtain a gypsum powder finished product. Therefore, a screening mechanism capable of guaranteeing the screening efficiency of the gypsum powder is needed to guarantee the screening effect of the gypsum powder.
Disclosure of Invention
The invention aims to provide a screening mechanism for gypsum powder processing, which can realize continuous screening, and the screen mesh is not blocked, so that the screening efficiency is greatly improved.
The invention aims at realizing the following technical scheme:
the utility model provides a screening mechanism for gesso processing, includes screening case, screening plant, reducing mechanism and updraft ventilator, install screening plant in the screening case, screening plant includes back shaft, planet carrier, screening section of thick bamboo, support net section of thick bamboo, axostylus axostyle, planetary gear, sun gear, sealing baffle and brush strip, the back shaft horizontal installation is in screening case lower part, and the epaxial cover of back is equipped with the planet carrier, and the screening section of thick bamboo is installed in the planet carrier outside, and the both ends of screening section of thick bamboo pass through sealing bearing and install on the screening case, and the coaxial cover in screening section of thick bamboo outside is equipped with the support net section of thick bamboo, and the support net section of thick bamboo both ends are fixed on the inner wall of screening case, evenly install many parallel and rotatable axostylus axostyle with the back shaft on the planet carrier, all install the planetary gear after passing the planet carrier in a plurality of axostylus axostyle one end, install with every planetary gear meshed sun gear on the back shaft, be equipped with mutually supporting baffle on the back shaft and the planet carrier outside the screening case, and sealing baffle that just sealing baffle aligns with the lateral wall of screening case, install the grinding device on the sealing baffle and the screening cylinder that the grinding mill the grinding device is connected with the side of the screening barrel on the outside of the screening cylinder.
The grinding device comprises a plurality of fixing rings, rotating shafts, rolling sleeves and brush sleeves, wherein the fixing rings are uniformly arranged on the outer wall of the screening cylinder, each fixing ring is provided with a fixing plate extending towards the supporting net cylinder, the rotating shafts are fixed on the adjacent fixing plates, and the rolling sleeves and the brush sleeves are sleeved on the adjacent rotating shafts and are in abutting connection with the supporting net cylinders.
The crushing device comprises supporting blocks, crushing shafts, gear sets, crushing cutters and pipeline lifters, wherein the supporting blocks are symmetrically arranged on the side walls of two sides of the screening box, the two horizontally arranged crushing shafts are arranged on the supporting blocks, one ends of the two crushing shafts penetrate through the screening box and then are connected through the gear sets, the crushing cutters matched with each other are arranged on the crushing shafts between the two supporting blocks, the pipeline lifters are arranged on the side walls of the screening box, the feeding ends of the pipeline lifters are communicated with the bottoms of the screening box, and the discharging ends of the pipeline lifters penetrate through the screening box and then are arranged above the crushing shafts.
The exhaust device comprises a dust box, a cloth bag, a fan and an electromagnetic discharge valve, wherein a feed inlet is formed in the side wall of the dust box, the feed inlet of the dust box is fixed on the screening box on one side of the screening barrel away from the sealing baffle, the cloth bag is hung and installed at the top in the dust box, the bottom end of the cloth bag is fixed on the inner wall above the feed inlet, the fan is installed on the dust box above the cloth bag, and the electromagnetic discharge valve arranged obliquely is arranged below the feed inlet.
The screening box is characterized in that a hot air generator is arranged on one side of the screening box, an air outlet of the hot air generator is connected with a three-way valve, one air outlet of the three-way valve is arranged above the crushing device through a pipeline, and the other outlet of the three-way valve is arranged at the bottom of the screening box through a pipeline.
The screening mechanism for gypsum powder processing provided by the invention has the beneficial effects that:
(1) Through setting up screening plant in screening case, utilize the rotary screening section of thick bamboo to cooperate updraft ventilator can make the gypsum powder that drifts separate, reducing mechanism and grinding device can carry out further fine crushing to the gypsum powder that the particle diameter is great in the gypsum powder screening process to realize screening the gypsum powder in succession, and guarantee the screening efficiency of gypsum powder;
(2) The hairbrush strips are arranged on the supporting shaft, and the screening cylinder rotates on the planet carrier, so that the screening cylinder can be effectively prevented from being blocked, and the screening efficiency of gypsum powder is improved;
(3) By arranging the pipeline hoister on the smashing device, the gypsum powder can be continuously smashed, on one hand, the screened gypsum powder can be prevented from being accumulated at the bottom of the screening box to influence the screening efficiency of the gypsum powder, and meanwhile, the gypsum powder can be continuously smashed, so that the screening cylinder can continuously screen out the gypsum powder with the particle size reaching the standard;
(4) By arranging the air draft device, on one hand, the air draft device can be used for keeping the inside of the screening cylinder in a negative pressure state, so that gypsum powder is reduced from drifting, and meanwhile, the air draft device can also provide driving force for screened gypsum powder to leave the screening cylinder;
(5) The sun gear and the planetary gear can be separated by arranging the sealing baffle at one end of the screening cylinder, so that the adhesion of gypsum powder is avoided, and the screening efficiency of the gypsum powder is influenced;
(6) By arranging the hot air generator, the gypsum powder can be heated, so that the stress of the gypsum powder is increased, and the dryness of the gypsum powder can be kept, so that the probability of the gypsum powder being attached to the screening cylinder is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention.
Fig. 2 is a schematic side view of an embodiment of the present invention.
Fig. 3 is a schematic view illustrating installation of a sieving device and a grinding device according to an embodiment of the present invention.
Fig. 4 is a schematic top view of a crushing apparatus according to an embodiment of the present invention.
Reference numerals: 1. a screening box; 2. a screening device; 21. a support shaft; 22. a planet carrier; 23. a sieving cylinder; 24. supporting the net drum; 25. a shaft lever; 26. a planetary gear; 27. a sun gear; 28. a sealing baffle; 29. a brush strip; 210. a gear ring; 211. sealing the bearing; 3. a pulverizing device; 31. a support block; 32. a crushing shaft; 33. a gear set; 34. a crushing knife; 35. a pipeline elevator; 4. an air draft device; 41. a dust box; 42. a cloth bag; 43. a blower; 44. an electromagnetic discharge valve; 5. a milling device; 51. a fixing ring; 52. a rotating shaft; 53. rolling the sleeve; 54. a brush sleeve; 55. a fixing plate; 6. a hot air generator; 61. a three-way valve; 62. a pipeline.
Detailed Description
Examples
As shown in fig. 1 to 4, the screening mechanism for gypsum powder processing provided in this embodiment includes a screening box 1, a screening device 2, a crushing device 3 and an air draft device 4, the screening device 2 is installed in the screening box 1, the screening device 2 includes a support shaft 21, a planet carrier 22, a screening cylinder 23, a support net cylinder 24, a shaft lever 25, a planet gear 26, a sun gear 27, a sealing baffle 28 and a brush 29, the support shaft 21 is horizontally installed at the lower part of the screening box 1, the planet carrier 22 is sleeved on the support shaft 21, the screening cylinder 23 is installed at the outer side of the planet carrier 22, the aperture of the screening cylinder 23 corresponds to the particle size of the required gypsum powder, the two ends of the screening cylinder 23 are arranged on the screening box 1 through the sealing bearing 211, under the action of the sealing bearing 211, gypsum powder can be prevented from drifting out from between the screening cylinder 23 and the screening box 1, the outside of the screening cylinder 23 is coaxially sleeved with a supporting net cylinder 24, the supporting net cylinder 24 is used for blocking gypsum powder with larger particle size so as to prevent the screening cylinder 23 from being blocked by the gypsum powder, under the action of the supporting net cylinder 24, the gypsum powder can be initially filtered, the two ends of the supporting net cylinder 24 are fixed on the inner wall of the screening box 1, a plurality of rotatable shafts 25 which are parallel to the supporting shaft 21 are uniformly arranged on the planet carrier 22, one ends of the shafts 25 are provided with planet gears 26 after passing through the planet carrier 22, the sun gear 27 meshed with each planetary gear 26 is arranged on the supporting shaft 21, the gear ring 210 meshed with the planetary gears 26 is arranged on the screening box 1 outside the planetary gears 26, when the supporting shaft 21 rotates, the sun gear 27 is meshed with the planetary gears 26 to drive the shaft lever 25 to rotate, the shaft lever 25 moves along the gear ring 210 and drives the planet carrier 22 to slowly rotate around the supporting shaft 21 in the rotating process, the screening cylinder 23 slowly rotates, so that the pores on the screening cylinder 23 can be uniformly contacted with gypsum powder, the screening efficiency of the gypsum powder is ensured, the supporting shaft 21 and the planet carrier 22, which are close to one side of the screening cylinder 23, of the sun gear 27 are provided with sealing baffles 28 which are matched with each other, the sealing baffle plates 28 are aligned with the side wall of the screening box 1, one sealing baffle plate 28 is in a disc shape, the other sealing baffle plate 28 is in a ring shape, the contact parts of the two sealing baffle plates 28 are provided with labyrinth grooves which are mutually clamped, gypsum powder can be prevented from drifting out of the screening box 1 from the sealing baffle plates 28 through the labyrinth grooves, a hairbrush strip 29 contacted with the inner wall of the screening cylinder 23 is arranged on the supporting shaft 21, the hairbrush strip 29 can brush out the blocked gypsum powder when the screening cylinder 23 rotates, a grinding device 5 matched with the supporting net cylinder 24 is arranged on the outer side of the screening cylinder 23, the grinding device 5 can grind the gypsum particles passing through the supporting net cylinder 24 so as to reduce the particle size of the gypsum powder, and can avoid gypsum powder to block up supporting net section of thick bamboo 24, supporting net section of thick bamboo 24 top installs the reducing mechanism 3 that grinds the gypsum powder, filters after smashing by reducing mechanism 3 at first, be connected with updraft ventilator 4 on screening plant 2 that screening section of thick bamboo 23 kept away from sealing baffle 28 one side, because the gypsum powder is broken back, the gypsum powder of small diameter is in suspension, under the effect of updraft ventilator 4, can follow screening section of thick bamboo 23 with the gypsum powder suction, utilize the selection by winnowing can guarantee the screening efficiency of gypsum powder.
As shown in fig. 3, the grinding device 5 includes a plurality of fixing rings 51, rotating shafts 52, rolling sleeves 53 and brush sleeves 54, the fixing rings 51 are uniformly installed on the outer wall of the screening cylinder 23, each fixing ring 51 is provided with a fixing plate 55 extending towards the supporting net cylinder 24, the direction of the side wall of the fixing plate 55 is parallel to the inner wall of the opposite screening box 1, the rotating shafts 52 are fixed on the adjacent fixing plates 55, the adjacent rotating shafts 52 are sleeved with the rolling sleeves 53 and brush sleeves 54 which are abutted to the supporting net cylinder 24, and the installation modes of the rolling sleeves and the brush sleeves 54 can be installed in a clearance mode: namely, a rolling sleeve 53 is arranged on one rotating shaft 52, and a brush sleeve 54 is arranged on the rotating shaft 52 adjacent to the rolling sleeve 53; can also be assembled and installed: namely, a rotating shaft 52 moves up a fixing plate to be used as a demarcation point gap to install a rolling sleeve 53 and a brush sleeve 54, the brush sleeve 54 and the rolling sleeve 53 are installed on the rotating shaft 52 adjacent to the rotating shaft 52, in the rotating process of the screening cylinder 23, the rolling sleeve 53 and the brush sleeve 54 are in friction fit with the inner wall of the supporting net cylinder 24 to further finely crush gypsum powder particles, in order to prevent the structural strength of the supporting net cylinder 24 from being insufficient for supporting the grinding device 5, reinforcing ribs are sleeved on the outer side of the supporting net cylinder 24 to improve the structural strength of the supporting net cylinder 24.
As shown in fig. 4, the crushing device 3 includes a supporting block 31, a crushing shaft 32, a gear set 33, crushing blades 34 and a pipe 62 lifter 35, the supporting block 31 is symmetrically installed on the side walls of two sides of the screening box 1, two horizontally arranged crushing shafts 32 are installed on the supporting block 31, one end of each of the two crushing shafts 32 passes through the screening box 1 and is connected with an output shaft of a motor through the gear set 33, one of the crushing shafts 32 is connected with the output shaft of the motor, the crushing blades 34 matched with each other are installed on the crushing shaft 32 between the two supporting blocks 31, the crushing blades 34 installed on the two crushing shafts 32 are mutually abutted to crush gypsum blocks into powder, the pipe 62 lifter 35 is installed on the side wall of the screening box 1, a feeding end of the pipe 62 lifter 35 is communicated with the bottom of the screening box 1, the bottom of the screening box 1 needs to be processed into an inclined shape so as to facilitate the deposited gypsum powder collecting, and a discharging end of the pipe 62 lifter 35 passes through the screening box 1 and then is placed above the crushing shaft 32, and the gypsum powder can be circulated under the action of the pipe 62 lifter 35 so as to realize continuous screening of gypsum powder.
As shown in fig. 1, the air extracting device 4 includes a dust removing box 41, a cloth bag 42, a fan 43 and an electromagnetic discharge valve 44, a feed inlet is processed on the side wall of the dust removing box 41, the feed inlet of the dust removing box 41 is fixed on the screening box 1 on one side of the screening cylinder 23 far away from the sealing baffle 28, the cloth bag 42 is hung at the top in the dust removing box 41, the cloth bag 42 is used for filtering out gypsum powder sucked by the air extracting device 4, the bottom end of the cloth bag 42 is fixed on the inner wall above the feed inlet, the fan 43 is installed on the dust removing box 41 above the cloth bag 42, and the electromagnetic discharge valve 44 is obliquely arranged below the feed inlet.
In order to improve the screening efficiency of the gypsum powder, as shown in fig. 1 and 2, a hot air generator 6 is installed on one side of the screening box 1, the power efficiency of the hot air generator 6 is smaller than that of a fan 43, an air outlet of the hot air generator 6 is connected with a three-way valve 61, one air outlet of the three-way valve 61 is installed above the crushing device 3 through a pipeline 62, the crushed gypsum powder of the crushing device 3 is heated, the repulsive force of the gypsum powder is increased so as to fly, the other outlet of the three-way valve 61 is installed at the bottom of the screening box 1 through the pipeline 62, the pipeline 62 at the bottom of the screening box 1 is mainly used for blowing away the deposited gypsum powder, and the gypsum powder with the particle size reaching the standard is in a free state so as to ensure the air extraction efficiency of the air extraction device 4.
The application method of the invention is as follows:
during the use, send into the gypsum piece that will wait to sieve from screening case 1 top, the gypsum piece falls on reducing mechanism 3, two crushing axles 32 are rotated relatively under the effect of motor and gear train 33 this moment, will install the crushing sword 34 on crushing axle 32 with the gypsum piece and smash, the gypsum piece after smashing is in the state of wafing after being dried by hot air generator 6, and fall on supporting net section of thick bamboo 24, the gypsum powder of small particle diameter passes supporting net section of thick bamboo 24 this moment, simultaneously motor drive supporting axle 21 rotates, sun gear 27 on the supporting axle 21 meshes with planetary gear 26, drive planetary gear 26 rotates, rotatory planetary gear 26 cooperates with ring gear 210, make axostylus axostyle 25 rotate around supporting axle 21, drive planet carrier 22 rotation when axostylus axostyle 23 rotates, the area of contact with the gypsum powder that the epaxial 23 will be installed of rotatory screening, the gypsum powder that the brush strip 29 will be blocked on the screening section of thick bamboo 23 falls simultaneously, the powder that accords with standard particle diameter passes screening section of thick bamboo 23 under the effect of fan 43, get into in the dust box 41, and lie in supporting net section of thick bamboo 24 and the rotation of small particle diameter of a section of thick bamboo 23 and the roller 23 mesh under the effect of wind fan 43, the particle diameter of small particle diameter section of thick bamboo 23 that the roller 23 is rotated and the roller 23 is rotated, the roller brush roller that the particle diameter of the gypsum is rotated is rolled down, the diameter of the screen roller is more smoothly is reduced by the grinding sleeve 5 under the effect of the roller, the roller that the grinding gypsum powder is more in order to make the particle diameter of the gypsum powder is more to be convenient to be rolled and the grinding and the particle diameter of the gypsum roller is more in the grinding roller, the diameter of the screen section of the roller is more convenient to take place, and the particle diameter of the roller is more in the roller is more convenient to roll, and the diameter of the roller is more in the roller, and the diameter is reduced, and has the particle diameter roller, and has the particle diameter is reduced, and has the particle diameter and has been reduced, and has the particle diameter and has been reduced, and has.
The foregoing is merely a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and substitution based on the technical scheme and the inventive concept provided by the present invention should be covered in the scope of the present invention. It should be noted that the structures or components illustrated in the drawings are not necessarily drawn to scale, and that descriptions of well-known components and processing techniques and procedures are omitted so as not to unnecessarily limit the present invention.
Claims (2)
1. Screening mechanism is used in gesso processing, its characterized in that: comprises a screening box, screening devices, a smashing device and an air draft device, wherein the screening devices are arranged in the screening box, each screening device comprises a supporting shaft, a planet carrier, a screening cylinder, a supporting net cylinder, a shaft rod, planet gears, a sun gear, a sealing baffle and brush strips, the supporting shafts are horizontally arranged at the lower part of the screening box, the planet carriers are sleeved on the supporting shafts, the screening cylinders are arranged at the outer sides of the planet carriers, two ends of each screening cylinder are arranged on the screening box through sealing bearings, the supporting net cylinders are coaxially sleeved at the outer sides of the screening cylinders, two ends of each supporting net cylinder are fixed on the inner wall of the screening box, a plurality of shafts which are parallel to the supporting shafts and can rotate are uniformly arranged on the planet carriers, one ends of each shaft rod are provided with planet gears after penetrating through the planet carriers, the sun gears meshed with each planet gears are arranged on the supporting shafts, gear rings meshed with the planet gears are arranged on the screening boxes at the outer sides of the planet gears, the sun gear is close to the back shaft and the planet carrier on one side of the screening cylinder are provided with sealing baffles matched with each other, the sealing baffles are aligned with the side wall of the screening box, hairbrush strips contacted with the inner wall of the screening cylinder are arranged on the back shaft, a grinding device matched with the supporting net cylinder is arranged on the outer side of the screening cylinder, the grinding device comprises a plurality of fixing rings, rotating shafts, grinding sleeves and brush sleeves, the fixing rings are uniformly arranged on the outer wall of the screening cylinder, each fixing ring is provided with a fixing plate extending towards the supporting net cylinder, a plurality of rotating shafts are fixed on the adjacent fixing plates, the adjacent rotating shafts are sleeved with the grinding sleeves and the brush sleeves which are abutted to the supporting net cylinder, a grinding device for grinding gypsum powder is arranged above the supporting net cylinder, and the grinding device comprises a supporting block, a grinding shaft, the utility model provides a screening box, including screening box, supporting shoe, gear train, crushing sword and pipeline lifting machine, the supporting shoe symmetry is installed on the lateral wall of screening box both sides, installs the crushing axle that two levels set up on the supporting shoe, and two crushing axle one ends pass behind the screening box and connect through the gear train, install the crushing sword of mutually supporting between the crushing axle between two supporting shoes, the pipeline lifting machine is installed on the lateral wall of screening box, and the feed end and the screening box bottom intercommunication of pipeline lifting machine, and the discharge end of pipeline lifting machine passes the screening box and arranges crushing axle top in after, be connected with updraft ventilator on the screening device that sealing baffle one side was kept away from to the screening tube, the updraft ventilator includes dust box, sack, fan and electromagnetism relief valve, processing has the feed inlet on the dust box lateral wall, and the feed inlet of dust box is fixed on the screening box that sealing baffle one side was kept away from to the screening tube, and the sack is hung at the top in the dust box, and the sack bottom is fixed on the inner wall of feed inlet top, installs the fan on the dust box of sack top, and the feed inlet below is equipped with the electromagnetism relief valve that the slope set up.
2. The screening mechanism for gypsum powder processing according to claim 1, wherein: the screening box is characterized in that a hot air generator is arranged on one side of the screening box, an air outlet of the hot air generator is connected with a three-way valve, one air outlet of the three-way valve is arranged above the crushing device through a pipeline, and the other outlet of the three-way valve is arranged at the bottom of the screening box through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210463038.7A CN114849875B (en) | 2022-04-28 | 2022-04-28 | Screening mechanism for gypsum powder processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210463038.7A CN114849875B (en) | 2022-04-28 | 2022-04-28 | Screening mechanism for gypsum powder processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114849875A CN114849875A (en) | 2022-08-05 |
| CN114849875B true CN114849875B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210463038.7A Active CN114849875B (en) | 2022-04-28 | 2022-04-28 | Screening mechanism for gypsum powder processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118927461B (en) * | 2024-07-26 | 2025-03-18 | 江苏泛亚橡塑新材料有限公司 | A crushing system for recycling waste foam plastics |
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| CN209174006U (en) * | 2018-09-25 | 2019-07-30 | 四川新宸智能科技有限责任公司 | A kind of double-geared roller crusher with screening plant |
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| CN206356095U (en) * | 2016-12-16 | 2017-07-28 | 惠州市格雷戈里科技有限公司 | Plastic crusher |
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| CN211865746U (en) * | 2019-12-26 | 2020-11-06 | 亳州市红森墙体材料有限责任公司 | Screening device used in tunnel kiln green brick production process |
| CN211707338U (en) * | 2020-03-01 | 2020-10-20 | 泉州南一工业设计服务有限公司 | Grit screening plant |
| CN212168071U (en) * | 2020-03-27 | 2020-12-18 | 四川省天翔食品有限公司 | High-efficient raw materials sieving mechanism |
| CN213377000U (en) * | 2020-08-20 | 2021-06-08 | 山东华铂凯盛生物科技有限公司 | Micronization device for dapoxetine hydrochloride tablets |
| CN214210662U (en) * | 2020-09-24 | 2021-09-17 | 陈文玲 | Environment-friendly building rubbish screening section of thick bamboo |
| CN213762049U (en) * | 2020-12-01 | 2021-07-23 | 山东港基建设集团有限公司 | Convenient green building rubbish cleaning device who clears up |
| CN112844724B (en) * | 2020-12-31 | 2022-06-07 | 东莞市亿富机械科技有限公司 | Grinder for food processing |
| CN113680454A (en) * | 2021-08-12 | 2021-11-23 | 靖州县阳霞红现代农业有限责任公司 | An ecological poultry breeding feed crushing preparation system |
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| CN204746800U (en) * | 2015-07-20 | 2015-11-11 | 营口远东科技有限公司 | Chemical fertilizer and coal processing use cylinder screening machine |
| CN209174006U (en) * | 2018-09-25 | 2019-07-30 | 四川新宸智能科技有限责任公司 | A kind of double-geared roller crusher with screening plant |
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