CN109176979B - Plastic film winnowing machine for paper mill - Google Patents

Plastic film winnowing machine for paper mill Download PDF

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Publication number
CN109176979B
CN109176979B CN201811052334.8A CN201811052334A CN109176979B CN 109176979 B CN109176979 B CN 109176979B CN 201811052334 A CN201811052334 A CN 201811052334A CN 109176979 B CN109176979 B CN 109176979B
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CN
China
Prior art keywords
screening
shell
driving
plastic film
cam
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Application number
CN201811052334.8A
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Chinese (zh)
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CN109176979A (en
Inventor
夏敏月
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Xuzhou Yunchuang Catering Co Ltd
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Xuzhou Yunchuang Catering Co Ltd
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Priority to CN201811052334.8A priority Critical patent/CN109176979B/en
Publication of CN109176979A publication Critical patent/CN109176979A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02Separating plastics from other materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02Separating plastics from other materials
    • B29B2017/0213Specific separating techniques
    • B29B2017/0217Mechanical separating techniques; devices therefor
    • B29B2017/0224Screens, sieves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02Separating plastics from other materials
    • B29B2017/0213Specific separating techniques
    • B29B2017/0217Mechanical separating techniques; devices therefor
    • B29B2017/0237Mechanical separating techniques; devices therefor using density difference
    • B29B2017/0241Mechanical separating techniques; devices therefor using density difference in gas, e.g. air flow
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/52Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling

Abstract

The invention relates to the field of plastic film winnowing equipment, in particular to a plastic film winnowing machine for a paper mill, which comprises a first storage box, a shell, a junction box, a blanking hopper, an anti-blocking structure, a driving structure, a screening structure, a fan and a storage structure, wherein the first storage box is arranged on the shell; the side wall of the shell is provided with a driving structure; a fan is fixed at one end of the shell; a screening structure for air separation and a containing structure for containing sand and stone waste chips are arranged in the shell, and the driving structure is connected with the screening structure and the containing structure; the top end of the shell is provided with a discharge hopper for storing plastic film garbage; the inside of hopper is equipped with and extends to the anti-blocking structure who is used for of screening structure. The driving structure is matched with the screening structure to enable the screening structure to shake in a reciprocating mode, and meanwhile the driving structure is matched with the fan to enable the screening distance to be prolonged, the contact area between the driving structure and papermaking waste to be increased, the screening quality and the screening efficiency to be improved, the driving structure drives the containing structure, and the containing efficiency and the containing quality of sand and stone waste chips to be improved.

Description

Plastic film winnowing machine for paper mill
Technical Field
The invention relates to the field of plastic film winnowing equipment, in particular to a plastic film winnowing machine for a paper mill.
Background
The waste materials produced in the production process of the paper mill contain a large amount of plastic films, the impurities such as sand and stones except the plastic films, iron wires and iron nails for cartons in the waste materials are removed through the plastic film winnowing machine for the paper mill, the plastic films belong to renewable energy sources and have recycling value, so that the recycling efficiency of the plastic films is improved, secondary treatment caused by contact with a water source is avoided, and the operation intensity of workers is reduced.
However, the traditional plastic film winnowing machine for the paper mill has poor winnowing effect, poor separation effect of plastic films and sand and stone, poor blanking uniformity of garbage and inconvenient storage. In view of the above, the invention provides a plastic film winnowing machine for a paper mill, which has the following characteristics:
(1) according to the plastic film winnowing machine for the paper mill, the driving structure is matched with the screening structure, so that the screening structure can shake in a reciprocating mode, and meanwhile, the screening distance is prolonged, the contact area between the plastic film winnowing machine and paper-making waste is increased, and the screening quality and efficiency are improved.
(2) According to the plastic film winnowing machine for the paper mill, the screening structure is shaken in a reciprocating mode, so that the plastic film is stored more conveniently after being winnowed, meanwhile, the plastic film is effectively prevented from being accumulated on the screening structure, the storage structure is driven by the driving structure, sand and stones are effectively prevented from being accumulated on the storage structure, and the storage efficiency and the quality of sand and stone scraps are improved.
(3) According to the plastic film winnowing machine for the paper mill, the anti-blocking structure is fixed at the end part of the screening structure and is arranged in the blanking hopper, so that the discharging speed of materials in the blanking hopper is conveniently controlled, the blanking hopper is effectively prevented from being blocked, and the winnowing quality is improved.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a plastic film winnowing machine for a paper mill, wherein a driving structure is matched with a screening structure for use, so that the screening structure is shaken in a reciprocating manner, and simultaneously, a fan is matched for use, so that the screening distance is prolonged, the contact area with paper-making garbage is increased, and the screening quality and the screening efficiency are improved; the reciprocating shaking of the screening structure enables the plastic film to be stored more conveniently after winnowing, meanwhile, the plastic film is effectively prevented from being accumulated on the screening structure, the driving structure drives the storage structure, sand and stones are effectively prevented from being accumulated on the storage structure, and the storage efficiency and the quality of sand and stone scraps are improved; the end fixing of screening structure has anti-blocking structure, and anti-blocking structure locates the inside of hopper down, and the discharge velocity of the inside material of hopper under the control of being convenient for effectively prevents to block up hopper down simultaneously, has improved the quality of selection by winnowing.
The technical scheme adopted by the invention for solving the technical problems is as follows: a plastic film winnowing machine for a paper mill comprises a first storage box, a shell, a junction box, a blanking hopper, an anti-blocking structure, a driving structure, a screening structure, a fan and a storage structure; the side wall of the shell is provided with the driving structure; the fan is fixed at one end of the shell, and the first containing box for containing a plastic film is fixed at the other end of the shell; the screening structure for air separation and the containing structure for containing sand and stone dust are arranged in the shell, the containing structure is arranged at the bottom end of the screening structure, and the driving structure is connected with the screening structure and the containing structure; the top end of the shell is provided with the discharging hopper for storing plastic film garbage; the anti-blocking structure extending to the screening structure and used for preventing blocking is arranged in the discharging hopper; the top of shell is equipped with the junction box, just drive structure with the fan all with junction box electric connection.
Specifically, the driving structure comprises two driving wheels, a driving shaft, a belt, a motor and a cam, the motor is fixed on the housing, the motor is electrically connected with the junction box, the driving shaft is connected with the housing and the cam in a penetrating manner, the cam is rotatably connected with the housing through the driving shaft, the cam is abutted against the screening structure, the two driving wheels are respectively fixed on the motor and the driving shaft, and the belt is wound on the two driving wheels; when the plastic film winnowing machine works, the motor rotates, the driving wheel on the motor rotates through the driving wheel on the driving shaft, so that the driving shaft rotates, the driving shaft drives the cam to rotate, the screening structure and the accommodating structure are driven to shake, the screening structure shakes in a reciprocating mode to enable the plastic film to be more conveniently accommodated after winnowing, meanwhile, the plastic film is effectively prevented from being accumulated on the screening structure, the driving structure drives the accommodating structure, sand and stones are effectively prevented from being accumulated on the accommodating structure, and therefore the accommodating efficiency and the quality of sand and stone scraps are improved.
Specifically, the screening structure comprises a screening plate, air holes, protrusions, a drainage channel, a connecting shaft and a first fixing sleeve, one end of the screening plate, used for sorting sand and plastic films, is abutted to the cam, the first fixing sleeve is arranged at the bottom of the other end of the screening plate, the connecting shaft penetrates through the first fixing sleeve, the screening plate is rotatably connected with the shell through the connecting shaft, one end, away from the cam, of the screening plate is in a grid shape, the screening plate is in a wave-shaped structure, multiple rows of the protrusions are arranged on the screening plate, the air holes with an included angle of 30-60 degrees are formed in the protrusions, and the drainage channel penetrates through the connecting shaft and is communicated with the air holes; connecting the end part of the drainage channel with an air pipe, connecting the fan with a power supply, uniformly feeding the film scraps in the discharging hopper onto the screening plate, the fan blows the film to move the film to one end of the first containing box, so that the sand and the stone enter the containing structure through the screening plate, meanwhile, the cam drives the screening plate to rotate around the connecting shaft, so that the plastic film moves towards one end of the first containing box, meanwhile, the plastic film is blown by the gas in the air holes, so that the separation effect of the plastic film and sand is better, the distance of a winnowing channel is prolonged, the contact time with air is enhanced, meanwhile, the screening plate is of a wave-shaped structure, the screening area is increased, and then improved screening efficiency and quality, the reciprocal shake of screening board effectively prevents the jam of screening board makes plastic film accomodate more conveniently simultaneously.
Specifically, the accommodating structure comprises an accommodating sleeve, a second accommodating box, a baffle, a second fixing sleeve and a guide shaft, the second accommodating box and the first accommodating box are symmetrically arranged at the end part of the shell, the accommodating sleeve is arranged at the bottom end of the screening plate, one end of the accommodating sleeve, which is close to the cam, is provided with a groove with an arc structure, the accommodating sleeve is abutted against the cam, the bottom end of the accommodating sleeve, which is close to one end of the cam, is provided with the baffle, the other end of the accommodating sleeve extends to the second accommodating box, one end of the accommodating sleeve, which is close to the second accommodating box, is fixedly provided with the second fixing sleeve, the guide shaft is connected with the shell and the second fixing sleeve in a penetrating manner, and the accommodating sleeve is rotatably connected with the shell through the guide shaft; the cam is contradicted it makes to accomodate the cover and wind the guiding axle rotates, works as the cam with when accomodating the cover and not contradicting, accomodate the cover and wind under the circumstances of dead weight the guiding axle rotates, makes accomodate the cover with the baffle is contradicted, and then the drive accomodate the reciprocal rotation of cover, makes the follow the screening board is screened and is gone into gravel and sand in the accomodate cover gets into the inside of second containing box, effectual placing accomodate the cover and block up, it is more convenient to make gravel and sand clearance accomodate for the effect of selection by winnowing is better.
Specifically, the anti-blocking structure comprises a plurality of driving rods, a transmission block and two supporting plates, the two supporting plates are symmetrically arranged on the side wall of the screening plate, the transmission block for opening and closing the discharging hopper is arranged at the end parts of the two supporting plates, one end of the transmission block, which is far away from the screening plate, is of an arc structure with the connecting shaft as the center of a circle, the driving rods which are linearly distributed are arranged at the end parts of the transmission block, and the end parts of the driving rods are of a hemispherical structure; the screening board shakes and drives the backup pad rotates, the backup pad drives the transmission piece with sliding connection between the hopper down, thereby control down opening and close of hopper, simultaneously the actuating lever is in the inside of hopper removes down, effectually prevents that plastic film and gravel are in the inside of hopper is blockked up down, makes down the hopper unloading more even, and then has improved the selection by winnowing quality.
The invention has the beneficial effects that:
(1) according to the plastic film winnowing machine for the paper mill, the driving structure is matched with the screening structure, so that the screening structure can shake in a reciprocating mode, and meanwhile, the screening distance is prolonged, the contact area between the plastic film winnowing machine and paper-making waste is increased, and the screening quality and efficiency are improved.
(2) According to the plastic film winnowing machine for the paper mill, the screening structure is shaken in a reciprocating mode, so that the plastic film is stored more conveniently after being winnowed, meanwhile, the plastic film is effectively prevented from being accumulated on the screening structure, the storage structure is driven by the driving structure, sand and stones are effectively prevented from being accumulated on the storage structure, and the storage efficiency and the quality of sand and stone scraps are improved.
(3) According to the plastic film winnowing machine for the paper mill, the anti-blocking structure is fixed at the end part of the screening structure and is arranged in the blanking hopper, so that the discharging speed of materials in the blanking hopper is conveniently controlled, the blanking hopper is effectively prevented from being blocked, and the winnowing quality is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a preheating structure of a plastic film winnowing machine for a paper mill according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of the connection of the housing and the screening structure of FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of the portion B shown in FIG. 2;
fig. 5 is a schematic structural view of the anti-blocking structure shown in fig. 2.
In the figure: 1. first containing box, 2, shell, 3, junction box, 4, lower hopper, 5, prevent stifled structure, 51, actuating lever, 52, transmission piece, 53, backup pad, 6, drive structure, 61, drive wheel, 62, drive shaft, 63, belt, 64, motor, 65, cam, 7, screening structure, 71, screening board, 72, gas pocket, 73, arch, 74, drainage channel, 75, connecting axle, 76, first fixed cover, 8, fan, 9, containing structure, 91, containing cover, 92, second containing box, 93, baffle, 94, the fixed cover of second, 95, the guiding axle.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1, fig. 2 and fig. 3, the plastic film winnowing machine for a paper mill according to the present invention comprises a first storage box 1, a housing 2, a junction box 3, a discharge hopper 4, an anti-blocking structure 5, a driving structure 6, a screening structure 7, a fan 8 and a storage structure 9; the side wall of the shell 2 is provided with the driving structure 6; the fan 8 is fixed at one end of the shell 2, and the first containing box 1 for containing a plastic film is fixed at the other end of the shell 2; the screening structure 7 for air separation and the containing structure 9 for containing sand and stone dust are arranged in the shell 2, the containing structure 9 is arranged at the bottom end of the screening structure 7, and the driving structure 6 is connected with the screening structure 7 and the containing structure 9; the top end of the shell 2 is provided with the discharge hopper 4 for storing plastic film garbage; the anti-blocking structure 5 extending to the screening structure 7 and used for preventing blocking is arranged in the discharging hopper 4; the top of shell 2 is equipped with junction box 3, just drive structure 6 with fan 8 all with junction box 3 electric connection.
Specifically, as shown in fig. 1, fig. 2 and fig. 3, the driving structure 6 of the plastic film winnowing machine for a paper mill according to the present invention includes two driving wheels 61, a driving shaft 62, a belt 63, a motor 64 and a cam 65, wherein the motor 64 is fixed to the housing 2, the motor 64 is electrically connected to the junction box 3, the driving shaft 62 is connected to the housing 2 and the cam 65 in a penetrating manner, the cam 65 is rotatably connected to the housing 2 through the driving shaft 62, the cam 65 abuts against the screening structure 7, the two driving wheels 61 are respectively fixed to the motor 64 and the driving shaft 62, and the belt 63 is wound around the two driving wheels 61; when the plastic film winnowing machine works, the motor 64 rotates, the driving wheel 61 on the motor 64 rotates through the driving wheel 61 on the driving shaft 62, so that the driving shaft 62 rotates, the driving shaft 62 drives the cam 65 to rotate, so that the screening structure 7 and the accommodating structure 9 are driven to shake, the screening structure 7 shakes in a reciprocating mode to enable plastic films to be accommodated conveniently after being winnowed, meanwhile, the plastic films are effectively prevented from being stacked on the screening structure 7, the driving structure 6 drives the accommodating structure 9, sand and stones are effectively prevented from being gathered on the accommodating structure 9, and therefore the accommodating efficiency and the quality of sand and stone scraps are improved.
Specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the plastic film winnowing machine for a paper mill according to the present invention includes a screening plate 71, air holes 72, protrusions 73, a flow guiding channel 74, a connecting shaft 75 and first fixing sleeves 76, wherein one end of the screening plate 71 for separating sand and plastic films is abutted against the cam 65, the first fixing sleeves 76 are disposed at the bottom end of the other end of the screening plate 71, the connecting shaft 75 penetrates through the first fixing sleeves 76, the screening plate 71 is rotatably connected to the housing 2 through the connecting shaft 75, one end of the screening plate 71 away from the cam 65 is in a grid shape, the screening plate 71 is in a wave shape, the screening plate 71 is provided with the protrusions 73 having a plurality of beats, and a plurality of rows of the air holes 72 having an included angle of 30 to 60 degrees with the screening plate 71 are disposed inside the protrusions 73, the drainage channel 74 penetrates through the connecting shaft 75 and is communicated with the air hole 72; the end part of the drainage channel 74 is connected with an air pipe, the fan 8 is powered on, the film scraps in the blanking hopper 4 uniformly enter the screening plate 71, the fan 8 blows the film to enable the film to move towards one end of the first containing box 1, the sand and the stone pass through the screening plate 71 to enter the containing structure 9, meanwhile, the cam 65 drives the screening plate 71 to rotate around the connecting shaft 75, the plastic film moves towards one end of the first containing box 1, meanwhile, the gas in the air hole 72 blows the plastic film, the separation effect of the plastic film and the sand and the stone is better, the distance of the air separation channel is prolonged, the contact time with the air is prolonged, meanwhile, the screening plate 71 is of a wave-shaped structure, the screening area is increased, the screening efficiency and the quality are improved, the screening plate 71 reciprocates and shakes, effectively prevent the jam of screening board 71, it is more convenient to make plastic film accomodate simultaneously.
Specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the plastic film winnowing machine for a paper mill according to the present invention includes a receiving sleeve 91, a second receiving box 92, a baffle 93, a second fixing sleeve 94 and a guiding shaft 95, the second receiving box 92 and the first receiving box 1 are symmetrically disposed at an end portion of the housing 2, the receiving sleeve 91 is disposed at a bottom end of the screening plate 71, one end of the receiving sleeve 91 close to the cam 65 is provided with a groove having an arc structure, the receiving sleeve 91 abuts against the cam 65, the bottom end of one end of the receiving sleeve 91 close to the cam 65 is provided with the baffle 93, the other end of the receiving sleeve 91 extends to the second receiving box 92, one end of the receiving sleeve 91 close to the second receiving box 92 is fixed with the second fixing sleeve 94, the guiding shaft 95 penetrates through the housing 2 and the second fixing sleeve 94, the receiving sleeve 91 is rotatably connected with the housing 2 through the guide shaft 95; cam 65 contradicts accomodate cover 91 and make accomodate cover 91 winds guiding axle 95 rotates, works as cam 65 with accomodate cover 91 when not conflicting, accomodate cover 91 and wind under the circumstances of dead weight guiding axle 95 rotates, makes accomodate cover 91 with baffle 93 contradicts, and then the drive accomodate cover 91 reciprocal rotation, make and follow screening board 71 filters into the gravel and sand in accomodating cover 91 gets into the inside of second containing box 92, effectual placing accomodate the cover 91 jam, make the gravel and sand clearance accomodate more conveniently for the effect of selection by winnowing is better.
Specifically, as shown in fig. 1, fig. 2 and fig. 5, the plastic film winnowing machine for a paper mill according to the present invention includes a plurality of driving rods 51, a transmission block 52 and two support plates 53, wherein the two support plates 53 are symmetrically disposed on the side wall of the screening plate 71, the transmission block 52 for opening and closing the blanking hopper 4 is disposed at the end portions of the two support plates 53, one end of the transmission block 52 away from the screening plate 71 is an arc structure with the connecting shaft 75 as a circle center, the driving rods 51 are linearly distributed at the end portions of the transmission block 52, and the end portions of the driving rods 51 are of a hemispherical structure; the screening plate 71 is shaken to drive the supporting plate 53 to rotate, the supporting plate 53 drives the transmission block 52 and the lower hopper 4 to be in sliding connection, so that the opening and closing of the lower hopper 4 are controlled, meanwhile, the driving rod 51 moves inside the lower hopper 4, plastic films and sand stones of the plastic films are effectively prevented from being blocked inside the lower hopper 4, the blanking of the lower hopper 4 is more uniform, and the winnowing quality is improved.
Firstly, a driving structure 6 and a fan 64 are connected to an external power line, plastic film garbage of a paper mill is stored in a blanking hopper 4, the driving structure 6 drives a screening structure 7 to be matched with a fan 8 to screen and winnowing the plastic film garbage, so that the plastic film is stored in a first storage box 1, the storage structure 9 shakes to store sand and stones in the storage structure 9, and meanwhile, the screening structure 7 drives an anti-blocking structure 5 to control the discharge speed of the plastic garbage in the blanking hopper 4; the method specifically comprises the following steps:
(1) when the pneumatic sand and stone collecting device works, the motor 64 rotates, the driving wheel 61 on the motor 64 rotates through the driving wheel 61 on the driving shaft 62, so that the driving shaft 62 rotates, the driving shaft 62 drives the cam 65 to rotate, so that the screening structure 7 and the collecting structure 9 are driven to shake, the screening structure 7 shakes in a reciprocating mode, so that the plastic films can be collected more conveniently after being winnowed, meanwhile, the plastic films are effectively prevented from being accumulated on the screening structure 7, the driving structure 6 drives the collecting structure 9, sand and stone are effectively prevented from being accumulated on the collecting structure 9, and therefore the sand and stone scrap collecting efficiency and the quality are improved;
(2) the screening plate 71 shakes to drive the supporting plate 53 to rotate, the supporting plate 53 drives the transmission block 52 to be in sliding connection with the blanking hopper 4, so that the blanking hopper 4 is controlled to be opened and closed, meanwhile, the driving rod 51 moves in the blanking hopper 4, plastic films and sand stones of the plastic films are effectively prevented from being blocked in the blanking hopper 4, blanking of the blanking hopper 4 is more uniform, and the winnowing quality is improved;
(3) the end part of the drainage channel 74 is connected with an air pipe, the fan 8 is powered on, the film scraps in the discharging hopper 4 uniformly enter the screening plate 71, the fan 8 blows the film to enable the film to move towards one end of the first containing box 1, the sand and the stone enter the containing structure 9 through the screening plate 71, meanwhile, the cam 65 drives the screening plate 71 to rotate around the connecting shaft 75, so that the plastic film moves towards one end of the first containing box 1, meanwhile, the internal gas of the air holes 72 blows the plastic film, so that the separation effect of the plastic film and the sand is better, the distance of a wind separation channel is prolonged, the contact time with the air is enhanced, meanwhile, the screening plate 71 is of a wave-shaped structure, the screening area is increased, the screening efficiency and the quality are further improved, the screening plate 71 shakes in a reciprocating manner, the blocking of the screening plate 71 is effectively prevented, and meanwhile, the plastic film is more convenient to store;
(4) cam 65 conflicts and accomodates cover 91 and makes and accomodate cover 91 and rotate around guiding axle 95, when cam 65 and accomodate cover 91 do not conflict, accomodate cover 91 and rotate around guiding axle 95 under the circumstances of dead weight, make and accomodate cover 91 and baffle 93 conflict, and then drive and accomodate cover 91 reciprocating rotation, make the inside that gets into the gravel and sand that accomodates in cover 91 from the screening board 71 screening and get into second containing box 92, effectual placing accomodates the cover 91 jam, it is more convenient to make the gravel and sand clearance accomodate, make the effect of selection by winnowing better.
The driving structure 6 is matched with the screening structure 7 to enable the screening structure 7 to shake in a reciprocating mode, and is matched with the fan 8 to prolong the screening distance, increase the contact area with papermaking waste and improve the screening quality and efficiency; the reciprocating shaking of the screening structure 7 enables the plastic film to be stored more conveniently after winnowing, meanwhile, the plastic film is effectively prevented from being accumulated on the screening structure 7, the driving structure 6 drives the storage structure 9, sand and stones are effectively prevented from being accumulated on the storage structure 9, and the storage efficiency and the quality of sand and stone scraps are improved; screening structure 7's end fixing has prevents stifled structure 5, prevents stifled structure 5 and locates down the inside of hopper 4, is convenient for control down the discharge velocity of the inside material of hopper 4, effectively prevents to block up down hopper 4 simultaneously, has improved the quality of selection by winnowing.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (1)

1. The utility model provides a plastic film air separator for paper mill which characterized in that: comprises a first containing box (1), a shell (2), a junction box (3), a blanking hopper (4), an anti-blocking structure (5), a driving structure (6), a screening structure (7), a fan (8) and a containing structure (9); the side wall of the shell (2) is provided with the driving structure (6); the fan (8) is fixed at one end of the shell (2), and the first containing box (1) for containing a plastic film is fixed at the other end of the shell (2); the screening structure (7) for air separation and the containing structure (9) for containing sand and stone dust are arranged in the shell (2), the containing structure (9) is arranged at the bottom end of the screening structure (7), and the driving structure (6) is connected with the screening structure (7) and the containing structure (9); the top end of the shell (2) is provided with the discharge hopper (4) for storing plastic film garbage; the anti-blocking structure (5) which extends to the screening structure (7) and is used for preventing blocking is arranged in the discharging hopper (4); the top end of the shell (2) is provided with the junction box (3), and the driving structure (6) and the fan (8) are both electrically connected with the junction box (3);
the driving structure (6) comprises two driving wheels (61), a driving shaft (62), a belt (63), a motor (64) and a cam (65), the motor (64) is fixed on the shell (2), the motor (64) is electrically connected with the junction box (3), the driving shaft (62) is connected with the shell (2) and the cam (65) in a penetrating mode, the cam (65) is connected with the shell (2) in a rotating mode through the driving shaft (62), the cam (65) is abutted to the screening structure (7), the two driving wheels (61) are respectively fixed on the motor (64) and the driving shaft (62), and the belt (63) is wound on the two driving wheels (61);
screening structure (7) including screening board (71), gas pocket (72), arch (73), drainage channel (74), connecting axle (75) and first fixed cover (76) for select separately gravel and sand and plastic film the one end of screening board (71) with cam (65) are contradicted, the bottom of the other one end of screening board (71) is equipped with first fixed cover (76), connecting axle (75) run through in first fixed cover (76), screening board (71) pass through connecting axle (75) with rotate between shell (2) and be connected, screening board (71) deviate from the one end of cam (65) is latticed, screening board (71) are the wave structure, be equipped with on screening board (71) and clap the multiseriate protruding (73), the inside of protruding (73) be equipped with contained angle is 30-60 between screening board (71) gas pocket (72), the drainage channel (74) penetrates through the connecting shaft (75) and is communicated with the air hole (72);
the accommodating structure (9) comprises an accommodating sleeve (91), a second accommodating box (92), a baffle (93), a second fixing sleeve (94) and a guide shaft (95), wherein the second accommodating box (92) and the first accommodating box (1) are symmetrically arranged at the end part of the shell (2), the accommodating sleeve (91) is arranged at the bottom end of the screening plate (71), one end, close to the cam (65), of the accommodating sleeve (91) is provided with a groove with an arc-shaped structure, the accommodating sleeve (91) is abutted to the cam (65), the bottom end, close to one end of the cam (65), of the accommodating sleeve (91) is provided with the baffle (93), the other end of the accommodating sleeve (91) extends to the second accommodating box (92), one end, close to the second accommodating box (92), of the accommodating sleeve (91) is fixed with the second fixing sleeve (94), and the guide shaft (95) is in penetrating connection with the shell (2) and the second fixing sleeve (94), the containing sleeve (91) is rotatably connected with the shell (2) through the guide shaft (95);
prevent stifled structure (5) including a plurality of actuating levers (51), transmission piece (52) and two backup pad (53), the lateral wall symmetry of screening board (71) is equipped with two backup pad (53), two the tip of backup pad (53) is equipped with and is used for right hopper (4) are opened and close down transmission piece (52), transmission piece (52) deviate from the one end of screening board (71) is for with connecting axle (75) are the arc structure of centre of a circle, the tip of transmission piece (52) is equipped with linear distribution actuating lever (51), just the tip of actuating lever (51) is hemispherical structure.
CN201811052334.8A 2018-09-10 2018-09-10 Plastic film winnowing machine for paper mill Active CN109176979B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201923353U (en) * 2010-12-22 2011-08-10 上海久牧生物技术有限公司 Feeding device with vibrator
CN105269714A (en) * 2015-09-11 2016-01-27 新疆农业科学院农业机械化研究所 Device for separating waste mulching films from impurities
CN205835742U (en) * 2016-07-27 2016-12-28 新乐市文彬颗粒厂 Plastics recovery pneumatic separation device
CN207288057U (en) * 2017-09-01 2018-05-01 安国市一方药业有限公司 A kind of new medicinal material specific-gravity winnowing machine
CN207448876U (en) * 2017-10-21 2018-06-05 广州新星体育设施有限公司 A kind of rubber crushing machine
CN207747272U (en) * 2018-01-13 2018-08-21 深圳市修远文化创意有限公司 A kind of broken equipment of rubber powder of waste tire

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201923353U (en) * 2010-12-22 2011-08-10 上海久牧生物技术有限公司 Feeding device with vibrator
CN105269714A (en) * 2015-09-11 2016-01-27 新疆农业科学院农业机械化研究所 Device for separating waste mulching films from impurities
CN205835742U (en) * 2016-07-27 2016-12-28 新乐市文彬颗粒厂 Plastics recovery pneumatic separation device
CN207288057U (en) * 2017-09-01 2018-05-01 安国市一方药业有限公司 A kind of new medicinal material specific-gravity winnowing machine
CN207448876U (en) * 2017-10-21 2018-06-05 广州新星体育设施有限公司 A kind of rubber crushing machine
CN207747272U (en) * 2018-01-13 2018-08-21 深圳市修远文化创意有限公司 A kind of broken equipment of rubber powder of waste tire

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