CN110978328A - Injection molding raw material multistage screening device capable of removing dust - Google Patents
Injection molding raw material multistage screening device capable of removing dust Download PDFInfo
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- CN110978328A CN110978328A CN201911375052.6A CN201911375052A CN110978328A CN 110978328 A CN110978328 A CN 110978328A CN 201911375052 A CN201911375052 A CN 201911375052A CN 110978328 A CN110978328 A CN 110978328A
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- screening
- injection molding
- swing seat
- gear
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- 238000012216 screening Methods 0.000 title claims abstract description 100
- 238000001746 injection moulding Methods 0.000 title claims abstract description 35
- 239000000428 dust Substances 0.000 title claims abstract description 34
- 239000002994 raw material Substances 0.000 title claims abstract description 22
- 239000004033 plastic Substances 0.000 claims abstract description 26
- 229920003023 plastic Polymers 0.000 claims abstract description 26
- 238000000465 moulding Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 4
- 238000007873 sieving Methods 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 46
- 239000012778 molding material Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 11
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 description 7
- 238000003860 storage Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 229920002521 macromolecule Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Classifications
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- 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
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
- B07B1/52—Cleaning with brushes or scrapers
- B07B1/522—Cleaning with brushes or scrapers with brushes
- B07B1/524—Cleaning with brushes or scrapers with brushes the brushes being rotating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a screening device, in particular to a dedusting multistage screening device for injection molding raw materials. The technical problem who solves how to provide one kind can carry out classified screening to the injection material, guarantees the screening effect, can carry out the multistage sieving mechanism of raw materials for moulding plastics that removes dust that clears up to material surface dust moreover. A dedusting multi-stage screening device for injection molding raw materials comprises a base, a swing seat, supporting legs, a rack, a fixing plate, a bin and the like; the base top is equipped with swing seat with the rotary type, and bottom one side of swing seat is connected with the landing leg, and swing seat top both sides are connected with frame and fixed plate respectively, and the fixed plate top is connected with the frame top, and the frame top is equipped with the feed bin. The injection molding machine can sort injection molding materials step by driving the screening frames to rotate through the driving assembly, can screen materials with various sizes, and improves the screening effect.
Description
Technical Field
The invention relates to a screening device, in particular to a dedusting multistage screening device for injection molding raw materials.
Background
The plastic material is a polymer, which may be referred to as a macromolecule or macromolecule, and is also commonly referred to as a plastic or resin. The plastic material is a kind of synthetic resin, which is similar to natural resin, but is synthesized by chemical force, and is called plastic. The polymer is formed by combining a plurality of small molecules which are small and simple in structure through covalent bonds, and due to the problems in production, injection molding raw materials are different in size, and a part of the injection molding raw materials are large and a part of the injection molding raw materials are small, so that a screening device capable of solving the problems needs to be provided.
After retrieval, the authorized bulletin number is: CN 206840489U's patent discloses a sieving mechanism of raw materials for moulding plastics, including the screening jar body, the intermediate position department of screening jar body top surface is provided with the inlet pipe, the inside position department that is close to the top of inlet pipe is provided with the mesh board, the position department at inlet pipe top is provided with place the platform, the position department in the middle of the internal portion of screening jar is provided with the baffle, the internal portion of screening jar is located the position department of baffle top surface is provided with the movable plate, the position department of the left surface of the screening jar body is provided with the discharge gate, the discharge gate with the position parallel arrangement of movable plate. The above patents suffer from the following disadvantages: when screening the material, can't accomplish multistage screening, the screening effect is unsatisfactory, can't clear up the piece on material surface, dust when screening moreover, influences the subsequent finished product quality of moulding plastics.
Therefore, the dedusting multistage injection molding raw material screening device is designed, can screen injection materials in a grading manner, ensures the screening effect, and can clean dust on the surface of the materials.
Disclosure of Invention
In order to overcome at present when screening the material of moulding plastics, the screening effect is unsatisfactory, can't clear up material surface dust moreover, influences the shortcoming of the quality of moulding plastics, and the technical problem that solves is: the utility model provides a can carry out classified screening to the injection material, guarantee the screening effect, can carry out the multistage sieving mechanism of raw materials for moulding plastics that removes dust that clears up to material surface dust moreover.
A dedusting multistage screening device for injection molding raw materials comprises a base, a swing seat, supporting legs, a rack, a fixing plate and a storage bin, wherein the top of the base is rotatably provided with the swing seat, one side of the bottom of the swing seat is connected with the supporting legs, the two sides of the top of the swing seat are respectively connected with the rack and the fixing plate, the top of the fixing plate is connected with the top of the rack, the top of the rack is provided with the storage bin, a discharge port of the storage bin is provided with a discharge valve, the multistage screening device further comprises a guide cylinder, a screening frame, a guide hopper, a baffle, a discharge hopper and a driving assembly, a plurality of guide cylinders are uniformly arranged on the inner side surface of the rack at intervals, the plurality of guide cylinders are uniformly distributed along the axial direction of the rack, the upper guide cylinder is communicated with the discharge end of the storage bin, the screening frame is rotatably arranged between the guide cylinder, the fixed plate is hinged with baffle plates corresponding to the screening frames in quantity, the fixed plate below each baffle plate is connected with a discharge hopper, and the top of the rack is provided with a driving assembly used for driving the screening frames to rotate.
In a preferred embodiment of the present invention, the screening intervals on the plurality of screening frames are different in size, and the screening intervals on the plurality of screening frames are sequentially decreased from top to bottom.
In a preferred embodiment of the present invention, the driving assembly includes a reduction motor, a driving gear and a driven gear, the reduction motor is fixed to the top of the frame, the driving gear is connected to an output shaft of the reduction motor, the driven gear is disposed at an end of the screening frame close to the fixing plate, the plurality of driven gears are engaged with each other, and the upper driven gear is engaged with the driving gear.
In a preferred embodiment of the invention, the device further comprises a cover opening assembly, the cover opening assembly comprises a sliding frame, a sliding block, a contact switch, an iron plate and an electromagnet, the sliding frame is connected to the outer end face of the rack, the sliding block is slidably arranged in the sliding frame, the contact switch is arranged on one side, close to the rack, in the sliding frame, the electromagnet is arranged on the fixed plate above each discharge hopper, the iron plate is connected to one end, far away from the hinge point, of each baffle, and the electromagnet is electrically connected with the contact switch.
In a preferred embodiment of the invention, the dust collection device further comprises a dust collection assembly, the dust collection assembly comprises a transmission gear, an outer gear ring, brush plates, a connecting ring, an inner gear ring and a dust collection pump, the inner side of one end, close to the material guide cylinder, of the screening frame is connected with the outer gear ring, the end face, far away from the rack, of one side of the material guide cylinder is rotatably connected with a plurality of brush plates, the plurality of brush plates are uniformly distributed along the circumferential direction of the material guide cylinder, the connecting ring is connected between the inner walls of the plurality of brush plates, the inner gear ring is connected between the outer walls of the plurality of brush plates, the transmission gear is installed at the top of the material guide cylinder on the inner side of.
In a preferred embodiment of the invention, the hydraulic cylinder, the arc plate, the travel switch and the fixed block are further included, the hydraulic cylinder is rotatably mounted on one side of the top of the base, a piston rod of the hydraulic cylinder is rotatably connected with the middle of the outer side of the rack, the arc plate is arranged on the front side of the swing seat and connected to the top of the base, the travel switch is connected to the tail end of the arc plate, the fixed block for triggering the travel switch is connected to the front end face of the swing seat, and the travel switch is electrically connected with the hydraulic cylinder.
In a preferred embodiment of the invention, the device further comprises a sieve plate, and the sieve plate is connected between the inner side of the rack and the inner side of the swinging seat.
In a preferred embodiment of the invention, the head end of the bottom in the sliding frame is provided with an inclined surface which is gradually inclined downwards along the tail end.
Has the advantages that: 1. drive a plurality of screening frames through drive assembly and rotate and can select separately the material of moulding plastics step by step, can filter the material of multiple variation in size, improve the screening effect.
2. The material that can make in the screening frame through the subassembly of uncapping discharges automatically, can avoid the material of moulding plastics to exert pressure the backplate to open by oneself to the baffle in addition when the screening, has avoided the phenomenon of moulding plastics material to spill to take place effectively.
3. Can brush the dust on material surface in the screen frame through dust removal component, become flexible to collect. Avoid carrying the dust on the material to guarantee the finished product quality of moulding plastics.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a partial left side view of the present invention.
Fig. 3 is a partial cross-sectional schematic view of the present invention.
Fig. 4 is an enlarged view of a portion a of the present invention.
Fig. 5 is a perspective view of the screen frame and the guide cylinder of the present invention.
Fig. 6 is an enlarged view of part B of the present invention.
In the above drawings: 1 … base, 2 … swing seat, 3 … supporting leg, 4 … frame, 5 … fixed plate, 6 … bin, 7 … guide cylinder, 8 … screening frame, 9 … guide hopper, 10 … baffle, 11 … discharge hopper, 12 … driving component, 121 … reduction motor, 122 … driving gear, 123 … driven gear, 13 … uncovering component, 131 … sliding frame, 132 … slider, 133 … contact switch, 134 … iron plate, 135 … electromagnet, 14 … dust removing component, 141 … transmission gear, 142 … external gear ring, 143 … brush plate, 144 … connecting ring, 145 … internal gear ring, 146 … dust suction pump, 15 … hydraulic cylinder, 16 … arc plate, 17 … travel switch, 18 … fixed block and 19 … sieve plate.
Detailed Description
The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which presently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.
Example one
As shown in fig. 1 and 5, a dust-removing multi-stage screening device for injection molding raw materials comprises a base 1, a swing seat 2, support legs 3, a frame 4, a fixing plate 5 and a material bin 6, wherein the swing seat 2 is rotatably arranged on the top of the base 1, the support legs 3 are connected to one side of the bottom of the swing seat 2, the support legs 3 are used for supporting the swing seat 2, the frame 4 and the fixing plate 5 are respectively connected to two sides of the top of the swing seat 2, the frame 4 and the fixing plate 5 are both connected to the swing seat 2 through bolts, the top of the fixing plate 5 is connected to the top of the frame 4, the material bin 6 is arranged on the top of the frame 4, a discharge valve is arranged on a discharge port of the material bin 6, the dust-removing multi-stage screening device further comprises a material guide cylinder 7, a screening frame 8, a material guide hopper 9, a baffle 10, a material discharge hopper, intercommunication in the discharge end of top guide cylinder 7 and feed bin 6, be equipped with screening frame 8 between guide cylinder 7 and the fixed plate 5 with the rotary type, intercommunication in screening frame 8 and the guide cylinder 7, the screening interval on three screening frame 8 is not of uniform size, and the screening interval on three screening frame 8 reduces from last to down in proper order, bolted connection's mode rigid coupling has the guide fill 9 at 7 tops of below guide cylinder, top screening frame 8 is located the guide fill 9 upper portion outside, the articulated three baffles 10 that are connected with on the fixed plate 5, baffle 10 is used for blocking the discharge end of screening frame 8, all be connected with on the fixed plate 5 of every baffle 10 below and arrange hopper 11, it sets up to arrange hopper 11 and be 20 degrees angle slopes, frame 4 tops are equipped with and are used for driving screening frame 8 rotatory drive assembly 12.
Pouring injection molding materials into a bin 6, starting a driving component 12 to drive a screening frame 8 to rotate, opening a discharge valve, enabling the injection molding materials in the bin 6 to fall into the screening frame 8 through a guide cylinder 7, screening the injection molding materials by rotating the screening frame 8, enabling larger injection molding materials to stay in the screening frame 8, enabling smaller injection molding materials to fall into a guide hopper 9 below, enabling the smaller injection molding materials to fall into the screening frame 8 below through the guide cylinder 7 below for secondary screening, and screening step by step to achieve a good screening effect, when more injection molding materials which cannot fall are accumulated in the screening frame 8, closing the driving component 12 and the discharge valve, pushing a rack 4 to enable the rack 4 to swing anticlockwise to an inclined state along the bottom of a swing seat 2 as an axis, opening a baffle 10 after the rack 4 is inclined, discharging the injection molding materials in the screening frame 8 from a discharge hopper 11, and discharging all the injection molding materials, the pushing frame 4 is reset, the supporting legs 3 are supported on the base 1, then the driving assembly 12 can be restarted, the discharging valve is opened, and the injection molding materials are continuously screened.
As shown in fig. 1, the driving assembly 12 includes a reduction motor 121, a driving gear 122 and a driven gear 123, the reduction motor 121 is fixed to the top of the frame 4, the driving gear 122 is connected to an output shaft of the reduction motor 121, the driven gear 123 is disposed at one end of the screening frame 8 close to the fixing plate 5, the driven gear 123 is connected to the outer side of the screening frame 8 by means of bolts, the plurality of driven gears 123 are engaged with each other, and the upper driven gear 123 is engaged with the driving gear 122.
Start gear motor 121 and rotate and drive gear 122 and rotate, drive gear 122 rotates and drives the driven gear 123 rotation of top, because of a plurality of driven gear 123 intermeshing, so driven gear 123 of below also rotates thereupon, so can drive the rotatory material that continues the screening to moulding plastics of screening frame 8.
Example two
On the basis of the first embodiment, as shown in fig. 1 to 3, the cover opening device further includes a cover opening assembly 13, the cover opening assembly 13 includes a sliding frame 131, a sliding block 132, a contact switch 133, an iron plate 134 and an electromagnet 135, the sliding frame 131 is connected to the outer end surface of the frame 4, the sliding frame 131 is shaped as a rectangular parallelepiped, the head end of the bottom in the sliding frame 131 is an inclined plane gradually inclined downwards along the tail end thereof, the sliding block 132 is slidably arranged in the sliding frame 131, the sliding block 132 is shaped as a sphere, the contact switch 133 is arranged on one side of the sliding frame 131 close to the frame 4, the electromagnet 135 is arranged on the fixed plate 5 above each discharge hopper 11, one end of each baffle 10 far from the hinge point thereof is connected to the iron plate 134, and the electromagnet 135 is electrically connected to.
As shown in fig. 3 and 4, the dust removing device 14 further comprises a dust removing assembly 14, the dust removing assembly 14 comprises a transmission gear 141, an outer gear 142, brush plates 143, a connecting ring 144, an inner gear 145 and a dust suction pump 146, the inner side of the screening frame 8 near one end of the material guiding cylinder 7 is connected with the outer gear 142, one side end surface of the material guiding cylinder 7 far away from the frame 4 is rotatably connected with six brush plates 143, the six brush plates 143 are uniformly distributed along the circumference of the material guiding cylinder 7, the connecting ring 144 is connected between the inner walls of the six brush plates 143, the inner gear 145 is connected between the outer walls of the six brush plates 143, the connecting ring 144 and the inner gear 145 are both connected with the inner gear 145 in a welding connection manner, the top of the material guiding cylinder 7 positioned inside the screening frame 8 is provided with the transmission gear 141, the transmission gear 141 is rotatably connected with the material guiding cylinder 7, the transmission gear 141 is positioned between, a dust suction pump 146 is installed in the middle of the baffle 10.
When screening injection molding materials, the dust suction pump 146 is started, the drive assembly 12 drives the screening frame 8 to rotate, the drive gear 141 is driven to rotate through the outer gear ring 142, the drive gear 141 rotates to drive the brush plate 143 to rotate in the opposite direction of the screening frame 8 through the inner gear ring 145, the brush plate 143 can not only stir the injection molding materials accumulated in the screening frame 8 when rotating, but also can brush and remove dust on the surface of the injection molding materials, and the dust is loosened from the surface of the injection molding materials, and the dust suction pump 146 can suck the dust, so that the dust removal effect on the injection molding materials can be achieved.
EXAMPLE III
On the basis of the second embodiment, as shown in fig. 1 and 6, the hydraulic cylinder 15 is further included, an arc-shaped plate 16, a travel switch 17 and a fixed block 18, the hydraulic cylinder 15 is installed on one side of the top of the base 1 in a rotating mode, the hydraulic cylinder 15 is located below the side of the rack 4, a piston rod of the hydraulic cylinder 15 is connected with the middle of the outer side of the rack 4 in a rotating mode, the arc-shaped plate 16 is arranged on the front side of the swing seat 2, the arc-shaped plate 16 is connected to the top of the base 1, the arc-shaped plate 16 is connected with the base 1 in a welding connection mode, the travel switch 17 is connected to the tail end of the arc-shaped plate 16, the fixed block 18 used for triggering the travel switch.
When the frame 4 needs to incline, start hydraulic cylinder 15, make the piston rod extension on it promote the frame 4 slope, treat that fixed block 18 touches travel switch 17, the piston rod of hydraulic cylinder 15 stops the extension, and after the material of moulding plastics in the screen frame 8 was discharged, the piston rod that starts hydraulic cylinder 15 shortened, and the frame 4 can close hydraulic cylinder 15 after reseing.
As shown in figure 1, the device also comprises a sieve plate 19, the sieve plate 19 is connected between the inner side of the frame 4 and the inner side of the swinging seat 2, and the sieve plate 19 is arranged in an inclined manner.
The material of moulding plastics of 8 screens of below screening frames falls into sieve 19 on, and the material of moulding plastics rolls from sieve 19 and falls, and less material piece of moulding plastics falls through the mesh of sieve 19, so can select separately the material of moulding plastics and crushed aggregates, has further improved the effect that the material of moulding plastics was selected separately.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a multistage sieving mechanism of raw materials for moulding plastics that can remove dust, including base, swing seat, landing leg, frame, fixed plate and feed bin, be equipped with the swing seat base top rotary type, bottom one side of swing seat is connected with the landing leg, and swing seat top both sides are connected with frame and fixed plate respectively, and the fixed plate top is connected with the frame top, and the frame top is equipped with the feed bin, is equipped with ejection of compact valve, its characterized in that on the discharge gate of feed bin: still including the guide cylinder, the screening frame, the guide fill, the baffle, arrange hopper and drive assembly, the even interval of frame medial surface is equipped with a plurality of guide cylinders, the axial equipartition of frame is followed to a plurality of guide cylinders, intercommunication in the discharge end of top guide cylinder and feed bin, be equipped with the screening frame between guide cylinder and the fixed plate with the rotary type, intercommunication in screening frame and the guide cylinder, below guide cylinder top rigid coupling has the guide fill, the top screening frame is located the guide and fights the upper portion outside, the articulated baffle that is connected with and screens frame quantity and corresponds on the fixed plate, all be connected with the hopper on the fixed plate of every baffle below, the frame top is equipped with and is used for driving the rotatory drive assembly of screening frame.
2. The multistage dust-removing raw material screening device for injection molding according to claim 1, characterized in that: the screening intervals on the plurality of screening frames are different in size, and the screening intervals on the plurality of screening frames are reduced from top to bottom in sequence.
3. The multistage dust-removing raw material screening device for injection molding according to claim 1, characterized in that: the drive assembly is including gear motor, drive gear and driven gear, gear motor fixed and frame top, be connected with drive gear on gear motor's the output shaft, the one end that the screening frame is close to the fixed plate is equipped with driven gear, a plurality of driven gear intermeshing, and top driven gear meshes with drive gear mutually.
4. The multistage dust-removing raw material screening device for injection molding according to claim 3, characterized in that: still including the subassembly of uncapping, the subassembly of uncapping is including sliding frame, slider, contact switch, iron plate and electro-magnet, and the outer terminal surface of frame is connected with sliding frame, is equipped with the slider in the sliding frame slidingly, and the one side that is close to the frame in the sliding frame is equipped with contact switch, all is equipped with the electro-magnet on the fixed plate of every row hopper top, and the one end that its pin joint was kept away from to every baffle all is connected with iron plate, electric connection between electro-magnet and the contact switch.
5. The multistage dust-removing raw material screening device for injection molding according to claim 4, characterized in that: the dust collection device is characterized by further comprising a dust collection assembly, the dust collection assembly comprises a transmission gear, an outer gear ring, brush plates, a connecting ring, an inner gear ring and a dust collection pump, the outer gear ring is connected to the inner side, close to one end of the guide cylinder, of the screening frame, the guide cylinder is rotatably connected with a plurality of brush plates on the end face, far away from the rack, of one side of the guide cylinder, the brush plates are uniformly distributed along the circumferential direction of the guide cylinder, the connecting ring is connected between the inner walls of the brush plates, the inner gear ring is connected between the outer walls of the brush plates, a transmission gear is installed at the top of the guide cylinder, located on the inner side of the screening.
6. The multistage dust-removing raw material screening device for injection molding according to claim 5, characterized in that: the hydraulic cylinder is installed to base top one side rotary type, and the piston rod of pneumatic cylinder is connected with the outside middle part rotary type of frame, and swing seat front side is equipped with the arc, and the arc is connected at the base top, and arc trailing end connection has travel switch, and the terminal surface is connected with the fixed block that is used for triggering travel switch before the swing seat, electric connection between travel switch and the pneumatic cylinder.
7. The multistage dust-removing raw material screening device for injection molding according to claim 6, characterized in that: the screen plate is connected between the inner side of the frame and the inner side of the swing seat.
8. The multistage dust-removing raw material screening device for injection molding according to claim 4, characterized in that: the head end of the bottom in the sliding frame is an inclined plane which is gradually inclined downwards along the tail end of the sliding frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911375052.6A CN110978328A (en) | 2019-12-27 | 2019-12-27 | Injection molding raw material multistage screening device capable of removing dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911375052.6A CN110978328A (en) | 2019-12-27 | 2019-12-27 | Injection molding raw material multistage screening device capable of removing dust |
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| CN110978328A true CN110978328A (en) | 2020-04-10 |
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| CN201911375052.6A Pending CN110978328A (en) | 2019-12-27 | 2019-12-27 | Injection molding raw material multistage screening device capable of removing dust |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045890A (en) * | 2020-08-19 | 2020-12-08 | 孙欢 | Antistatic screening device for engineering plastic production |
| CN113499972A (en) * | 2021-07-09 | 2021-10-15 | 新沂市沂兰绿色材料产业研究院有限公司 | Coke fuel preparation molding processing machinery and processing method |
| CN113680665A (en) * | 2021-08-11 | 2021-11-23 | 河北省高速公路延崇管理中心(河北省高速公路京雄管理中心) | Laboratory particle screening equipment |
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Application publication date: 20200410 |