CN117601309B - Raw material screening device for plastic processing - Google Patents
Raw material screening device for plastic processing Download PDFInfo
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- CN117601309B CN117601309B CN202311572700.3A CN202311572700A CN117601309B CN 117601309 B CN117601309 B CN 117601309B CN 202311572700 A CN202311572700 A CN 202311572700A CN 117601309 B CN117601309 B CN 117601309B
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- screen
- groups
- outer box
- water
- wall
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- 229920003023 plastic Polymers 0.000 title claims abstract description 68
- 239000004033 plastic Substances 0.000 title claims abstract description 68
- 238000012216 screening Methods 0.000 title claims abstract description 47
- 239000002994 raw material Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000007790 scraping Methods 0.000 claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 238000007873 sieving Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 23
- 239000002184 metal Substances 0.000 abstract description 13
- 229910052751 metal Inorganic materials 0.000 abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 6
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 27
- 230000009467 reduction Effects 0.000 description 8
- 239000002699 waste material Substances 0.000 description 7
- 239000008187 granular material Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 229910001111 Fine metal Inorganic materials 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000012644 addition polymerization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
- B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0217—Mechanical separating techniques; devices therefor
- B29B2017/0224—Screens, sieves
-
- 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
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a raw material screening device for plastic processing, which relates to the field of plastic processing and comprises an outer box, wherein the upper end of the outer box is provided with a feeding funnel, and one side of the feeding funnel is provided with a water and dust removing mechanism. According to the invention, the blower is started to blow air into the outer box, the layered screening mechanism and the vibrating mechanism are matched to vibrate and screen plastic so that metal scraps, impurities and the like are blown down to the bottom end of the inner wall of the outer box layer by layer, then the metal scraps, impurities and water drops attached to the inner wall of the outer box are scraped to one side of the long hole together when the scraping plate moves, wherein the scrap iron can be adsorbed at the upper end of the magnet sloping plate, water drops can enter the water tank through the filtering holes on the filter screen, when the water in the water tank reaches a certain amount, the water pump is started, the water in the water tank is pumped into the connecting pipe through the first connecting pipe, the connecting pipe is connected with the water tank for cleaning the plastic, the effect of recycling resources can be achieved, and the cleaning, the separation and the collection of the metal scraps, the water and the impurities are completed.
Description
Technical Field
The invention relates to the technical field of plastic processing, in particular to a raw material screening device for plastic processing.
Background
The plastic is a high molecular compound polymerized by taking a monomer as a raw material through addition polymerization or polycondensation reaction, most of the plastic is light in weight, stable in chemical property and free from rust, and can be recycled, so that resources can be saved, and the environment can be protected. When the recycled plastic raw materials are screened, the crushed recycled plastic is usually washed with water to remove impurities such as dust and metal scraps attached to the recycled plastic, and then plastic particles with different sizes are screened out, so that the plastic particles are convenient to further process.
In the prior art, for example, the Chinese patent number is: the utility model provides a "raw materials granule sieving mechanism for plastic parts processing" of CN108453940A, including multistage granule sieve separator, screening cylinder, division board and shrouding, the rectangle framework structure of multistage granule sieve separator, fixedly connected with overlap joint backplate on the inside of multistage granule sieve separator, the upper end fixedly connected with backup pad of overlap joint backplate, and fixedly connected with bracing piece on the inner wall of multistage granule sieve separator, the other end slip grafting of bracing piece is in the location rotary tank that the surface set up of screening cylinder, screening cylinder is circular framework structure, screening cylinder's surface is provided with one-level feed opening, and screening cylinder's fixed surface is connected with tooth, screening cylinder's inside grafting has the division board, the division board is rectangle platy structure, set up screening cylinder in multistage granule sieve separator inside.
But among the prior art, still mix a large amount of water, metal piece and other impurity in the waste plastic of retrieving after the washing, be difficult for clearing up screening plant inside when sieving to shake off dust, impurity, and conveniently separate and recycle the water that shakes off, to above-mentioned problem, propose a raw materials sieving mechanism for plastics processing.
Disclosure of Invention
The invention aims to provide a raw material screening device for plastic processing, which solves the problems that the waste plastic recovered after cleaning still contains a large amount of water, metal scraps and other impurities in the prior art, the interior of a screening device is not easy to clean while dust and impurities are screened, and the shaken-off water is convenient to separate and recycle.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a raw materials sieving mechanism for plastics processing, includes the outer box, the upper end of outer box is provided with feed hopper, one side of feed hopper is provided with dewatering dust removal mechanism, the inside of outer box is provided with layering screening mechanism, the lower extreme of outer box is provided with vibration mechanism; the dewatering and dedusting mechanism comprises a fan and a screw, a scraping plate is connected to the outer side wall of the screw in a threaded manner, a sliding rod is arranged in the scraping plate in a penetrating manner, two ends of the sliding rod are fixedly connected with the inner wall of the outer box, a speed reduction positive and negative motor is arranged on one side of the outer box, one end of the screw penetrates through the outer box and the output end of the speed reduction positive and negative motor is in transmission connection, the other end of the screw is movably connected with the inner wall of the outer box, the lower end of the scraping plate is in contact with the inner wall of the outer box, a long hole is formed in one side of the outer box and near the bottom position in a penetrating manner, a magnet sloping plate is arranged on one side of the long hole, a water tank is arranged below the long hole, a connecting pipe I is arranged in a penetrating manner, a water pump is fixedly arranged at one end of the connecting pipe I, a connecting pipe II is fixedly connected with one end of the water pump, and a filter screen is fixedly arranged on the inner wall of the water tank and near the upper end position.
Preferably, the layered screening mechanism comprises a macroporous screen, a mesoporous screen is arranged below the macroporous screen, a small-hole screen is arranged below the mesoporous screen, one ends of the macroporous screen, the mesoporous screen and the small-hole screen are all provided with discharge ports, the outer wall of each discharge port is fixedly penetrated through the side wall of the outer box, the side walls of the macroporous screen, the mesoporous screen and the small-hole screen are all fixed with the inner wall of the outer box, and three groups of screen boxes are arranged below the discharge ports.
Preferably, the vibration mechanism comprises a concave mounting plate, the inner wall of the concave mounting plate is fixedly connected with fixing rods at positions close to four corners, a fixing plate is arranged in the concave mounting plate, two groups of moving rods are fixedly connected to two sides of the fixing plate, two groups of fixing plates are arranged on two sides of the concave mounting plate, the outer walls of the moving rods penetrate through the inner parts of the fixing plate, four groups of moving rods are arranged on the outer walls of the moving rods and close to one end position and four groups of moving rods are arranged on the outer side walls of the fixing rods and close to the positions of the upper ends and the lower ends of the fixing rods.
Preferably, one ends of eight groups of springs are fixed with the inner wall of the concave mounting plate, one ends of the other four groups of springs are fixed with two sides of the concave mounting plate, and a lower mounting box is arranged in the concave mounting plate.
Preferably, the upper end fixed mounting of lower mounting box has last mounting box, the inside of lower mounting box is provided with bi-directional motor, two sets of output of bi-directional motor all drive connection has the pivot, two sets of the lateral wall of pivot and be close to the equal fixedly connected with semicircle board in both ends position department.
Preferably, one ends of the two groups of rotating shafts respectively penetrate through two sides of the lower mounting box, and the upper end of the upper mounting box is fixedly connected with the lower end of the outer box.
Preferably, the lower extreme of concave mounting panel is provided with the bottom plate, the upper end of bottom plate and be close to one side position department fixedly connected with support No. one.
Preferably, the upper end of the bottom plate is fixedly connected with a second bracket at a position close to the other side, and a group of the screen boxes are arranged at the protruding positions of the first bracket.
Preferably, the other two groups of screening boxes are respectively arranged at two groups of bulges of the second bracket, and one side of the first bracket is fixedly connected with a supporting plate.
Preferably, the upper end of the supporting plate is in contact with the bottom of the outer box.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the blower is started to blow air to the inside of the outer box, the layered screening mechanism and the vibrating mechanism can be matched to vibrate and screen plastic, meanwhile, the plastic is vibrated and dehydrated, meanwhile, water drops, metal scraps, impurities and the like attached to the macroporous screen, the mesoporous screen and the microporous screen are blown down to the bottom end of the inner wall of the outer box layer by layer, then the speed reduction positive and negative motor is started, the output end of the speed reduction positive and negative motor drives the screw to rotate, as the scraping plate is in threaded connection with the screw, and the scraping plate is driven to slide along the outer wall of the sliding rod during rotation of the sliding rod through the limit function of the sliding rod, the scraping plate scrapes the metal scraps, impurities and water drops attached to the inner wall of the outer box to one side of the long hole together during movement, wherein the scrap iron scraps can be adsorbed on the upper end of the magnet sloping plate, water and other impurities can slide to the upper end of the filter screen along the magnet sloping plate, and water drops can enter the water tank through the filter holes on the filter screen, when water in the water tank reaches a certain amount, the water in the water tank is pumped into the connecting pipe, and the water tank is connected with the water tank for cleaning and the plastic.
2. According to the invention, the outer box is driven to vibrate through the work of the vibrating mechanism, waste plastic particles slide to the lower end along the higher end of the macroporous screen under the action of self gravity, wherein the smaller plastic particles fall onto the middle-pore screen from the sieve holes of the macroporous screen under the vibration action of the outer box, and similarly, the plastic particles with smaller particle diameters fall onto the small-pore screen through the sieve holes of the middle-pore screen, and some fine metal scraps or impurities fall onto the bottom end position of the inner wall of the outer box through the sieve holes of the small-pore screen, and large-particle plastic, medium-particle plastic and small-particle plastic slide into corresponding discharge ports at one end along the macroporous screen, the middle-pore screen and the small-pore screen respectively and slide into three groups of sieve boxes through the three groups of discharge ports respectively, so that the screening and collecting operation of plastic particles with different sizes can be completed rapidly.
3. According to the invention, by starting the bidirectional motor, the two groups of output ends of the bidirectional motor respectively drive the two groups of rotating shafts and the semicircular plates to rotate, because the radius of the semicircular plates is larger than the vertical distance from the axes of the rotating shafts to the bottom plate, when the semicircular plates rotate to the upper end of the bottom plate, the upper mounting box and the lower mounting box are pushed to move upwards along the four groups of fixing rods at the same time, the upper mounting box moves upwards to generate extrusion force on the four groups of springs at the upper end, the four groups of springs are caused to generate compression deformation, the semicircular plates rotate to drive the concave mounting plate to shake left and right, the springs at the two sides of the concave mounting plate are caused to deform, the two groups of moving rods at the two sides of the concave mounting plate are pushed to move left and right in the two groups of fixing plates respectively, the outer box at the upper mounting box is further caused to vibrate up and down and left and right, the supporting plate and the water tank can play a supporting role in supporting the outer box, the dead weight of the outer box is prevented from excessively crushing the upper mounting box, and the vibration operation on the outer box can be stably completed.
Drawings
FIG. 1 is a schematic front perspective view of a raw material screening device for plastic processing according to the present invention;
FIG. 2 is a schematic top perspective view of a raw material screening device for plastic processing according to the present invention;
FIG. 3 is a schematic view showing the internal structure of an outer box of the raw material screening device for plastic processing according to the present invention;
FIG. 4 is a schematic view of a vibrating mechanism of a raw material screening device for plastic processing according to the present invention;
FIG. 5 is a schematic view of a semicircular plate of a raw material screening device for plastic processing according to the present invention;
FIG. 6 is a schematic diagram of a bi-directional motor of a raw material screening apparatus for plastic processing according to the present invention;
FIG. 7 is a schematic view of a screw and a slide bar of a raw material screening device for plastic processing according to the present invention;
FIG. 8 is a schematic view of a water pump and a filter screen of a raw material screening device for plastic processing according to the present invention.
In the figure: 1. an outer case; 2. a feed hopper; 3. a first bracket; 4. a second bracket; 5. a screening box; 6. a water and dust removing mechanism; 61. a blower; 62. a scraper; 63. a screw; 64. a speed reducing positive and negative motor; 65. a slide bar; 66. a long hole; 67. a magnet sloping plate; 7. a layered screening mechanism; 71. a macroporous screen; 72. a mesoporous screen; 73. a small hole screen; 74. a discharge port; 8. a vibration mechanism; 81. a concave mounting plate; 82. a fixing plate; 83. a moving rod; 84. a fixed rod; 85. a spring; 86. mounting a box on the upper part; 87. a lower mounting box; 88. a semicircular plate; 89. a rotating shaft; 810. a bi-directional motor; 9. a water tank; 10. a support plate; 11. a bottom plate; 12. a water pump; 13. a filter screen; 14. a second connecting pipe; 15. and connecting the first pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-8: the utility model provides a raw materials sieving mechanism for plastics processing, includes outer box 1, and the upper end of outer box 1 is provided with feed hopper 2, and one side of feed hopper 2 is provided with dewatering dust removal mechanism 6, and the inside of outer box 1 is provided with layering screening mechanism 7, and the lower extreme of outer box 1 is provided with vibration mechanism 8; the dewatering and dedusting mechanism 6 comprises a fan 61 and a screw 63, a scraper 62 is connected with the outer side wall of the screw 63 in a threaded manner, a sliding rod 65 is arranged in the scraper 62 in a penetrating manner, two ends of the sliding rod 65 are fixedly connected with the inner wall of the outer box 1, a speed reduction positive and negative motor 64 is arranged on one side of the outer box 1, one end of the screw 63 penetrates through the outer box 1 and is in transmission connection with the output end of the speed reduction positive and negative motor 64, the other end of the screw 63 is movably connected with the inner wall of the outer box 1, the lower end of the scraper 62 is in contact with the inner wall of the outer box 1, a long hole 66 is formed in one side of the outer box 1 in a penetrating manner and is close to the bottom end position, a water tank 9 is arranged below the long hole 66 of the magnet inclined plate 67, one side of the water tank 9 is communicated with a connecting pipe 15 in a penetrating manner, a water pump 12 is fixedly arranged at one end of the connecting pipe 15, a connecting pipe 14 is fixedly connected with the other end of the water pump 12, and a filter screen 13 is fixedly arranged on the inner wall of the water tank 9 and close to the upper end position.
In this embodiment, when plastics are added to the feeding funnel 2, the blower 61 is started to blow air to the inside of the outer box 1, the layered screening mechanism 7 and the vibrating mechanism 8 can be matched to vibrate and screen plastics, simultaneously, the plastics vibrate and dehydrate, water drops, metal chips, impurities and the like attached to the large-hole screen 71, the medium-hole screen 72 and the small-hole screen 73 are blown down to the bottom end of the inner wall of the outer box 1 layer by layer, then the speed reduction positive and negative motor 64 is started, the output end of the speed reduction positive and negative motor 64 drives the screw 63 to rotate, because the scraping plate 62 is in threaded connection with the screw 63, and through the limiting function of the sliding rod 65, the screw 63 rotates to drive the scraping plate 62 to slide along the outer wall of the sliding rod 65, the scraping plate 62 scrapes the metal chips, the impurities and the impurities attached to the inner wall of the outer box 1 to one side of the long hole 66 together when moving, wherein water drops and other impurities can be adsorbed to the upper end of the magnet sloping plate 67, water drops and other impurities can slide to the upper end of the filter screen 13, and water drops can enter the water tank 9 through the filter holes on the filter screen 13, then when the water in the water tank 9 reaches a certain amount, the water pump 12 is started, the water pump 12 in the water tank 9 is started, the water pump 9 is connected to the water pump 9 through the water pump 15 and the water pump 14 and the water tank 14 can be separated from the water tank 14 and the water tank through the water tank 14 and the water tank to the water tank and the water tank to be separated from the water tank and the water tank.
Example two
As shown in fig. 1-3, the layered screening mechanism 7 comprises a macroporous screen 71, a mesoporous screen 72 is arranged below the macroporous screen 71, a small-hole screen 73 is arranged below the mesoporous screen 72, one ends of the macroporous screen 71, the mesoporous screen 72 and the small-hole screen 73 are all provided with discharge ports 74, the outer walls of the discharge ports 74 are fixedly penetrated with the side walls of the outer box 1, the side walls of the macroporous screen 71, the mesoporous screen 72 and the small-hole screen 73 are fixedly penetrated with the inner wall of the outer box 1, and the screen material boxes 5 are arranged below the three groups of discharge ports 74.
In this embodiment, firstly, the cleaned waste plastics are added into the outer box 1 through the feeding funnel 2, the outer box 1 is driven to vibrate by the operation of the vibrating mechanism 8, the waste plastics particles slide to the lower end along the higher end of the macroporous screen 71 under the action of self gravity, wherein the smaller plastics particles fall onto the mesoporous screen 72 from the holes of the macroporous screen 71 under the vibration action of the outer box 1, the plastics particles with smaller particle sizes fall onto the small hole screen 73 through the holes of the mesoporous screen 72, and some fine metal chips or impurities fall into the bottom end position of the inner wall of the outer box 1 through the holes of the small hole screen 73, and the large-particle plastics, the medium-particle plastics and the small-particle plastics slide into the corresponding discharge ports 74 at one end along the macroporous screen 71, the mesoporous screen 72 and the small-particle screen 73 respectively, and slide into the three groups of the material boxes 5 through the three groups of the discharge ports 74 respectively, so that the screening and collecting operations of the plastics particles with different sizes can be completed rapidly.
Example III
According to the figures 1-6, the vibration mechanism 8 comprises a concave mounting plate 81, wherein the inner wall of the concave mounting plate 81 is fixedly connected with fixing rods 84 at positions close to four corners, a fixing plate 82 is arranged in the concave mounting plate 81, two groups of moving rods 83 are fixedly connected to two sides of the fixing plate 82, the fixing plates 82 are arranged on two sides of the concave mounting plate 81, the outer walls of the two groups of moving rods 83 penetrate through the inside of the fixing plate 82, springs 85 are arranged at positions close to one end of the outer walls of the four groups of moving rods 83 and the outer side walls of the four groups of fixing rods 84 and close to the upper end and the lower end of the outer walls of the four groups of fixing rods 84, one ends of eight groups of springs 85 are fixed with the inner wall of the concave mounting plate 81, one ends of the other four groups of springs 85 are fixed with two sides of the concave mounting plate 81, a lower mounting box 87 is arranged in the concave mounting plate 81, an upper mounting box 86 is fixedly arranged at the upper end of the lower mounting box 87, the inside of the lower mounting box 87 is provided with a bidirectional motor 810, two groups of output ends of the bidirectional motor 810 are all in transmission connection with rotating shafts 89, the outer side walls of the two groups of rotating shafts 89 are all fixedly connected with semicircular plates 88 near the two ends, one ends of the two groups of rotating shafts 89 penetrate through two sides of the lower mounting box 87 respectively, the upper end of the upper mounting box 86 is fixedly connected with the lower end of the outer box 1, the lower end of the concave mounting plate 81 is provided with a bottom plate 11, the upper end of the bottom plate 11 is fixedly connected with a first bracket 3 near one side, the upper end of the bottom plate 11 is fixedly connected with a second bracket 4 near the other side, one group of screening boxes 5 are arranged at the bulges of the first bracket 3, the other two groups of screening boxes 5 are respectively arranged at the bulges of the second bracket 4, one side of the first bracket 3 is fixedly connected with a supporting plate 10, the upper end of the supporting plate 10 is contacted with the bottom of the outer box 1, a water tank 9 is arranged at a group of bulges of the second bracket 4, and the upper end of the water tank 9 is connected with the upper end of the outer box 1.
In this embodiment, by starting the bi-directional motor 810, the two sets of output ends of the bi-directional motor 810 drive the two sets of rotating shafts 89 and the semicircular plates 88 to rotate respectively, because the radius of the semicircular plates 88 is larger than the vertical distance from the axes of the rotating shafts 89 to the bottom plate 11, when the semicircular plates 88 rotate to the upper end of the bottom plate 11 each time, the upper mounting box 86 and the lower mounting box 87 are pushed to move upwards along the four sets of fixing rods 84, when the upper mounting box 86 moves upwards, the four sets of springs 85 at the upper end can generate extrusion force, so that the four sets of springs 85 generate compression deformation, and when the semicircular plates 88 rotate, the concave mounting plate 81 can be driven to shake left and right, so that the springs 85 at two sides of the concave mounting plate 81 generate deformation, and the two sets of moving rods 83 at two sides of the concave mounting plate 81 are driven to move left and right in the two sets of fixing plates 82 respectively, so that the supporting plate 10 and the water tank 9 further enable the outer box 1 at the upper mounting box 1 to vibrate up and down, so that the supporting plate 10 and the water tank 9 can play a supporting role in supporting the outer box 1, and prevent the upper mounting box 86 from being damaged by excessive pressure, and the self weight of the outer box 1 can be stably completed.
The application method and the working principle of the device are as follows: firstly, the cleaned waste plastic is added into an outer box 1 through a feeding funnel 2, two groups of output ends of the bi-directional motor 810 respectively drive two groups of rotating shafts 89 and semicircular plates 88 to rotate by starting the bi-directional motor 810, because the radius of the semicircular plates 88 is larger than the vertical distance from the axes of the rotating shafts 89 to a bottom plate 11, when each semicircular plate 88 rotates to the upper end of the bottom plate 11, the upper mounting box 86 and the lower mounting box 87 are pushed to move upwards along four groups of fixing rods 84 at the same time, when the upper mounting box 86 moves upwards, extrusion force is generated on four groups of springs 85 at the upper end, the four groups of springs 85 are caused to generate compression deformation, and the semicircular plate 88 can drive the concave mounting plate 81 to shake left and right when rotating, so that the springs 85 on two sides of the concave mounting plate 81 deform, the two groups of moving rods 83 on two sides of the concave mounting plate 81 are pushed to move left and right in the two groups of fixing plates 82 respectively, the upper mounting box 86 further drives the upper outer box 1 to vibrate up and down and left and right, the supporting plate 10 and the water tank 9 can play a supporting role on the outer box 1, the self weight of the outer box 1 is prevented from excessively crushing the upper mounting box 86, the vibration operation on the outer box 1 can be stably completed, the outer box 1 is driven to vibrate through the operation of the vibration mechanism 8, waste plastic particles slide to the lower end along the higher end of the macroporous screen 71 under the self gravity, wherein smaller plastic particles fall onto the middle-hole screen 72 from the holes of the large-hole screen 71 under the vibration action of the outer box 1, similarly, plastic particles with smaller particle diameters fall onto the small-hole screen 73 through the holes of the middle-hole screen 72, and some fine metal scraps or impurities fall into the bottom end position of the inner wall of the outer box 1 through the holes of the small-hole screen 73, and large-particle plastic, middle-particle plastic and small-particle plastic slide into the corresponding discharge ports 74 at one end along the large-hole screen 71, the middle-hole screen 72 and the small-hole screen 73 respectively and slide into the three groups of screen boxes 5 through the three groups of discharge ports 74 respectively, so that screening and collecting operations of plastic particles with different sizes can be rapidly completed, then, when plastics are added into the feeding funnel 2, the blower 61 is started to blow air into the outer box 1, the plastics can be vibrated and screened by matching with the layered screening mechanism 7 and the vibrating mechanism 8, and meanwhile, the plastics are vibrated and dehydrated, meanwhile, water drops, metal scraps, impurities and the like attached to the large-hole screen 71, the middle-hole screen 72 and the small-hole screen 73 are blown down to the bottom end of the inner wall of the outer box 1 layer by layer, then the output end of the speed reducing positive and negative motor 64 drives the screw 63 to rotate by starting the speed reducing positive and negative motor 64, because the scraping plate 62 is in threaded connection with the screw 63 and the screw 63 is driven to slide along the outer wall of the sliding rod 65 when the screw 63 rotates through the limit function of the sliding rod 65, when the scraper blade 62 moves, metal scraps, impurities and water drops attached to the inner wall of the outer box 1 are scraped to one side of the long hole 66, wherein the scrap iron can be adsorbed at the upper end of the magnet inclined plate 67, water and other impurities can slide to the upper end of the filter screen 13 along the magnet inclined plate 67, water drops can enter the water tank 9 through the filter holes on the filter screen 13, when the water in the water tank 9 reaches a certain amount, the water pump 12 is started, the water in the water tank 9 is pumped into the connecting pipe II 14 through the connecting pipe I15, the connecting pipe II 14 is connected with a reservoir for cleaning plastics, the effect of recycling resources can be achieved, and the cleaning, separating and collecting of the metal scraps, the water and the impurities are completed.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides a raw materials sieving mechanism for plastic processing, includes outer case (1), its characterized in that: the upper end of the outer box (1) is provided with a feeding funnel (2), one side of the feeding funnel (2) is provided with a water and dust removing mechanism (6), the inner part of the outer box (1) is provided with a layered screening mechanism (7), and the lower end of the outer box (1) is provided with a vibrating mechanism (8); the water and dust removing mechanism (6) comprises a fan (61) and a screw (63), wherein the outer side wall of the screw (63) is in threaded connection with a scraping plate (62), a sliding rod (65) is arranged in the scraping plate (62) in a penetrating manner, two ends of the sliding rod (65) are fixedly connected with the inner wall of the outer tank (1), a speed reducing positive and negative motor (64) is arranged on one side of the outer tank (1), one end of the screw (63) penetrates through the outer tank (1) and is in transmission connection with the output end of the speed reducing positive and negative motor (64), the other end of the screw (63) is in movable connection with the inner wall of the outer tank (1), the lower end of the scraping plate (62) is in contact with the inner wall of the outer tank (1), a long hole (66) is formed in a penetrating manner at one side of the outer tank (1) and is close to the bottom end position, a water tank (9) is arranged below the long hole (66), one side of the water tank (9) is in a penetrating manner, one end of the water tank (9) is in a connecting pipe (15) is in a connecting pipe, and one end (12) is fixedly arranged at one end of the water tank (12) is in the water tank (12) and is fixedly connected with one end (12) and is fixedly arranged at the water pump (12) and the water pump (12).
The layering screening mechanism (7) comprises a macroporous screen (71), a mesoporous screen (72) is arranged below the macroporous screen (71), a small-hole screen (73) is arranged below the mesoporous screen (72), one ends of the macroporous screen (71), the mesoporous screen (72) and the small-hole screen (73) are respectively provided with a discharge port (74), the outer wall of each discharge port (74) is fixedly penetrated with the side wall of the outer box (1), the side walls of the macroporous screen (71), the mesoporous screen (72) and the small-hole screen (73) are all fixed with the inner wall of the outer box (1), and a screening box (5) is arranged below each discharge port (74);
The vibrating mechanism (8) comprises a concave mounting plate (81), fixing rods (84) are fixedly connected to the inner wall of the concave mounting plate (81) and close to four corners, fixing plates (82) are arranged in the concave mounting plate (81), two groups of moving rods (83) are fixedly connected to two sides of the fixing plates (82), two groups of fixing plates (82) are arranged on two sides of the concave mounting plate (81), the outer walls of the moving rods (83) penetrate through the inner part of the fixing plates (82), and springs (85) are arranged on the outer walls of the four groups of moving rods (83) and close to one end position and the outer side walls of the four groups of fixing rods (84) and close to the upper end position and the lower end position;
one ends of eight groups of springs (85) are fixed with the inner wall of the concave mounting plate (81), one ends of the other four groups of springs (85) are fixed with two sides of the concave mounting plate (81), and a lower mounting box (87) is arranged in the concave mounting plate (81);
An upper mounting box (86) is fixedly arranged at the upper end of the lower mounting box (87), a bidirectional motor (810) is arranged in the lower mounting box (87), two groups of output ends of the bidirectional motor (810) are respectively connected with a rotating shaft (89) in a transmission manner, and semicircular plates (88) are respectively fixedly connected to the outer side walls of the two groups of rotating shafts (89) and positions close to two ends;
The lower extreme of concave mounting panel (81) is provided with bottom plate (11), the upper end of bottom plate (11) and be close to one side position department fixedly connected with support (3) No. one, the radius of semicircle board (88) is greater than the axle center of pivot (89) to the perpendicular distance of bottom plate (11).
2. The raw material screening device for plastic processing according to claim 1, wherein: one ends of the two groups of rotating shafts (89) penetrate through two sides of the lower mounting box (87) respectively, and the upper end of the upper mounting box (86) is fixedly connected with the lower end of the outer box (1).
3. The raw material screening device for plastic processing according to claim 1, wherein: the upper end of the bottom plate (11) is fixedly connected with a second bracket (4) at a position close to the other side, and a group of screening boxes (5) are arranged at the protruding position of the first bracket (3).
4. A raw material screening apparatus for plastic processing as claimed in claim 3, wherein: the other two groups of screening boxes (5) are respectively arranged at two groups of bulges of the second bracket (4), and one side of the first bracket (3) is fixedly connected with a supporting plate (10).
5. The raw material screening device for plastic processing as claimed in claim 4, wherein: the upper end of the supporting plate (10) is contacted with the bottom of the outer box (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311572700.3A CN117601309B (en) | 2023-11-23 | 2023-11-23 | Raw material screening device for plastic processing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311572700.3A CN117601309B (en) | 2023-11-23 | 2023-11-23 | Raw material screening device for plastic processing |
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| CN117601309B true CN117601309B (en) | 2024-06-18 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114454377A (en) * | 2022-02-17 | 2022-05-10 | 权新民 | Special hierarchical vibratory screening equipment for plastic particle production and processing |
| CN114872234A (en) * | 2022-05-26 | 2022-08-09 | 界首市宏达塑业有限公司 | Recovery device for waste plastic regeneration |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205165203U (en) * | 2015-11-20 | 2016-04-20 | 黄印修 | Dust type plastic processing equipment |
| CN207224363U (en) * | 2017-09-11 | 2018-04-13 | 山东玉塑管业有限公司 | A kind of waste plastics reprocessing device for vibration screening |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114454377A (en) * | 2022-02-17 | 2022-05-10 | 权新民 | Special hierarchical vibratory screening equipment for plastic particle production and processing |
| CN114872234A (en) * | 2022-05-26 | 2022-08-09 | 界首市宏达塑业有限公司 | Recovery device for waste plastic regeneration |
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