CN107901276B - A kind of bending waste plastic scrapes equipment - Google Patents

A kind of bending waste plastic scrapes equipment Download PDF

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Publication number
CN107901276B
CN107901276B CN201711449279.1A CN201711449279A CN107901276B CN 107901276 B CN107901276 B CN 107901276B CN 201711449279 A CN201711449279 A CN 201711449279A CN 107901276 B CN107901276 B CN 107901276B
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plain
barreled roll
scrapes
scrape
scraped
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CN107901276A (en
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陆国君
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Hunan Xingzhirui Technology Co.,Ltd.
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Taizhou Jinfugui Renewable Resources Utilization Co Ltd
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    • 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
    • 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
    • B29B2017/001Pretreating the materials before recovery
    • 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
    • B29B2017/001Pretreating the materials before recovery
    • B29B2017/0015Washing, rinsing
    • 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

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

A kind of bending waste plastic of the present invention scrapes equipment, including body, speed regulating motor, and the speed regulating motor is installed on body;The body is case structure, feed inlet is set on body, discharge port, the pressing slitting device of waste plastic is set in the body and scrapes cleaning device, the pressing slitting device includes flattening plain-barreled roll group, it is complicated using system structure that the present invention overcomes existing waste plastics recoveries, technique is cumbersome, it needs to wash waste plastics raw material, and waste plastics recovery is at high cost, the low disadvantage of the utilization rate of plastic raw materials, its structure is simple, processing step is few, it does not need to wash waste plastics raw material, reduce the investment of cleaning equipment, reduce waste plastics recovery cost, increase the utilization rate of waste plastics raw material.

Description

A kind of bending waste plastic scrapes equipment
Technical field
The present invention relates to the technical fields of the reproduction of waste plastic in solid waste resource recycling, are related to waste and old The equipment of the reproduction of plastics, especially a kind of bending waste plastic scrape equipment.
Background technique
With the fast development of China's industrial economy, up-to-dateness is continuously improved, urban and rural residents' household electrical appliance and industry enterprise Industry production equipment is scrapped quantity and is sharply increased, and the waste plastics quantity that electric appliance and production equipment generate after scrapping is more and more, makes solid Waste plastic regeneration in the recycling of body waste material produces the important component for becoming national city mineral products strategy.
Because waste plastic enters reproduction, clean is the premise that industrial regeneration produces, and fraction of residual contamination will be serious Regenerated plastics raw material quality and utility value after influencing processing.Waste plastic enter reproduction first must thoroughly clean it is dry Only.
The effective reproduction procedure of processing of waste plastic that remanufacture enterprise carrys out recycling at present: first preliminary broken to use again Water is cleaned, and is dried after the completion of cleaning, rolls into fragment shape, using sorting, removes waste, finally heated melting, The waste plastics of melting is squeezed out by plastic extruder, is then carried out traction and is granulated as reclaimed materials.
However the recovery processing mode of this backwardness of poor quality is used for a long time, serious pollution is caused to China's environment and breaks It is bad.It is much local in the severely afflicated area Zhejiang Province of solid waste recycling, it finds one of maximum pollution sources, is solid plastic rubbish A large amount of waste water containing heavy metal and greasy dirt that rinsing processing generates are made by more than ten years constant waste plastics recovery rinsing processing The sewage of industry, these sundries containing heavy metal and bacterium polluted water source and soil in discharge, although carrying out including water at present Processing etc. various environment protection treating measures, but be all still difficult to avoid that and continue to pollute, hundred kilometers of the circumference in these regions Interior water cannot be eaten, soil cannot plant, gas cannot exhale, and cause great threat to the life of region resident.
In order to reduce the sprawling of pollution, recent State Ministry of Environmental Protection carries out specific to the cleaning process of recycling waste plastic The limitation strictly regulated, Chinese Ministry of Environmental Protection's regulation: the stringent environmentally friendly license management system for implementing the processing of waste plastics cleaning reproduction, Forbid to wash processing privately, otherwise will give criminal sanctions;Waste plastic regeneration produces cleaning must be special in local environmental protection administration The industrial park that waste plastic regeneration production washing is carried out in the waste plastic regeneration industrial park set up must be provided with reaching pollution System equipment as defined in water process;Although these environmental regulations of government department make environment pollution control in certain range, but It is that pollution sources and pollution still have, and be difficult to control as waste plastic generates surging for quantity, at present environmental protection administration Waste plastics recycling to produce control measure be also makeshift under having no idea.
And for recycling of waste plastics industry, the government department of reinforcement due to to(for) industry environmental protection management intensity, The reproduction cost that waste plastic regeneration produces enterprise greatly improves;The reclaimed materials of waste plastic is higher and higher using cost, Seriously threaten the existence of the industry.
Secondly as electric appliance, equipment have used many years just to scrap, therefore the waste plastics outer surface of many recycling is old Change and differentiation is serious, the outer surface part of these agings and differentiation is not only worth without regeneration, does not remove aging and differentiation Outer surface also will affect reclaimed materials quality and use value after waste plastic regeneration.
Aging and differentiation layer due to the waste plastics outer surface of recycling, in long-term use adsorption sand and dust, residual Greasy dirt etc. is stayed to pollute impurity, these pollution majorities are adsorbed on waste plastic in the long-term use process of electric appliance or equipment Face;Pollutant has been embedded in these agings and differentiation plastic ageing layer and differentiation layer, mixed with the outer surface of these waste plastics It is integrally formed, it is difficult to wash with water, while cause the existing plastic reclaimed raw material quality being processed by washing reproduction not Height, utility value are limited.
It is all from plastic containers, greatly that solid waste regeneration, which produces 80% or more the waste plastic that company is recycled, at present The sheet waste plastics in homogeneous thickness of the bulk dismantled on type household electrical appliance, big part production equipment;Due to these waste plastics It is classified as PET, PE, PP, PS, ABS etc., the waste plastics economic value that these classify different is different, collects in these waste plastics Cheng Zhong, precise classification can maximumlly realize the value of waste plastic regeneration raw material;But due to the washing of manufacturing enterprise Production equipment and technical problem restrict, not before processing by its classification processing, at present to the reproduction of waste plastic progress Processing method, it is serious unreasonable, cause the serious waste of resource.Existing returned enterprise carries out the waste plastic that recycling comes Water clean, dry, rolling into fragment shape after, carried out sorting process, reheating is melted, is squeezed out, being granulated into reclaimed materials, but Be carried out again after rolling into fragment shape sorting accuracy rate it is very low, be not much effect, which cannot achieve maximum value Utilize above-mentioned waste plastic resource.
Summary of the invention
In order to solve the above-mentioned technical problem, the waste plastics automation that our company's invention develops series scrapes equipment;This hair Bright serial waste plastics automation scrapes equipment, is to scrap electric appliance, life for 80% some of accounting for recycled currently on the market The bulk dismantled in production equipment, facility, sheet shell waste plastic in homogeneous thickness;Can by waste plastics PET, PE, PP, PS, ABS etc. first classify, on the basis of classifying herein, then the waste plastics smooth degree by recycling, waste plastics Surface aging and differentiation and scratch pollution level are classified, sorted waste plastics, are sent out by classification is corresponding using our company The series automation of bright exploitation scrapes equipment, carries out the anhydrous reproduction raw material that scrape and processes.A kind of bending of the present invention is waste and old Plastics scrape equipment, including body, speed regulating motor, and the speed regulating motor is installed on body;The body is box Feed inlet, discharge port are arranged on body for structure, the pressing slitting device of setting waste plastic and scrape dress in the body Set, the pressing slitting device includes flattening plain-barreled roll group, the pressings plain-barreled roll group include two it is upper and lower install in parallel it is upper It flattens plain-barreled roll and pushes average roller, at least three annular cutters are provided on the axial circumference of at least one pressing plain-barreled roll Piece;The pressing plain-barreled roll group is connect with speed regulating motor, rotates towards each other pressing plain-barreled roll with average roller is pushed;Described scrapes dress It installs and is placed in after pressing slitting device, the cleaning device of scraping includes traction feed device and scrapes cleaning device;The traction Feed device is made of traction plain-barreled roll group, the traction plain-barreled roll group include upper and lower assembled parallel upper traction plain-barreled roll and lower traction Plain-barreled roll, the traction feed device are connected to motor, and make to draw plain-barreled roll and lower traction plain-barreled roll rotates towards each other;Described scrapes Device scraped before including cutter group and after scrape cutter group, scrape before described cutter group and after scrape between cutter group and The rear portion setting traction plain-barreled roll group of cutter group is scraped afterwards;It is scraped before described and scrapes blade before cutter group includes and before scrape axis; It scrapes before blade is mounted on and is scraped on axis before described;It is scraped before described and scrapes axis before cutter group passes through and be mounted on body; It scrapes and fixes a cutting tool before cutter group further includes and preceding bottom tool before described;It fixes a cutting tool before described and scrapes knife with before preceding bottom tool Piece blade is opposite;The pin type spine structure that knife-blade portion is elasticity is scraped before described, and the setting of cutter group is scraped after described Traction feed device between, scraped after described scraped after cutter group includes blade and after scrape axis, scrape blade after described It is scraped on axis after being mounted on;It scrapes and fixes a cutting tool after cutter group further includes and rear bottom tool after described, fixed a cutting tool with after after described The opposite installation of blade cutting edge is scraped after on bottom tool;It is scraped after described and scrapes axis after cutter group passes through and be mounted on body; Scraped before described cutter group, after scrape cutter group with flatten that plain-barreled roll, plain-barreled roll is parallel installs for traction;
The blade part of the preceding bottom tool and rear bottom tool and upper traction plain-barreled roll, lower traction plain-barreled roll and upper pressing plain-barreled roll, Average roller interconnecting piece is pushed to be in same straight line plane.
Workbench is set on the body, and the workbench is connected with feed inlet;The upper traction plain-barreled roll with Pressure-regulating device is set between lower traction plain-barreled roll;Dust exhaust apparatus is set in the body, and the dust exhaust apparatus is set to It flattens slitting device and scrapes the lower part between cleaning device;The dust exhaust apparatus includes blower, sweep-up pipe, disposal box, described It is connected between sweep-up pipe setting and pressing plain-barreled roll group and traction plain-barreled roll group with the disposal box, the assembling is in dust suction Between pipe and disposal box.
It further include feed device, the feed device includes conveyer belt 14, conveying roller 15, and the conveying roller is located at Material mouth draws plain-barreled roll and conveying roller under the conveying band connection;Material collecting box for harvesting is arranged in the discharge port.
Setting pressure-regulating device 9 on axis 884 is scraped before described, the preceding axis 884 that scrapes is fixed by pressure-regulating device 9 On body;Setting pressure-regulating device 9 is scraped on axis 812 after described, after scrape axis 812 and pass through pressure-regulating device 9 It is fixed on the machine body.
At least three annular cutters are each provided on the axial circumference of the upper pressing plain-barreled roll 51 and the average roller 52 of pushing Piece 6 is cooperated with annular cutting edge 6 the axial direction for installing the corresponding another plain-barreled roll of annular cutting edge 6 is provided circumferentially about Cutter groove 77.
The upper pressing plain-barreled roll 51 and or to push average roller 52 be hot iron plain-barreled roll;The hot iron plain-barreled roll temperature is kept 50 it is Celsius more than 120 degrees Celsius or less.
Blade 883 is scraped before being scraped on axis 884 before described as number row;Side by side and and it is interlaced arrange be mounted on before It scrapes on axis 884.
The excircle velocity of rotation of the traction plain-barreled roll group 7 is at 0.2 meter to 1 meter per second.
Spacing between the annular cutting edge 6 is between 0.3 to 2 centimetre.
Present invention is mainly used for the surface aging solved after recycling by classification and break up serious and scratch pollution level Serious more straight waste plastic piece is difficult to clean clean technical problem when automation scrapes processing;Due to surface Seriously and such as waste plastic piece surface paint serious the scraping for waste plastic piece of chemical contamination degree must for aging and differentiation It must can just be completely removed to certain depth clean;And general straight blade scrapes and is difficult to reach thoroughly clean effect;It is logical The spine structure blade prewashing for the pin type crossed scrapes, in the aging and differentiation of waste plastic piece, pollution layer, spread to aging and point Change, pollution layer is with the paddle-tumble of even depth, into blade part is used be again then that flat construction scrapes blade and scrapes, so that it may thoroughly clear Wash clean.By scraping to waste plastics surface, pollution aging layer is completely removed;To realize that recycling of waste plastics is worth Matter raising, while during solving recycling of waste plastics, because of washing step and Heavy environmental pollution and resource The technical issues of waste, was secondly by washing method removal waste plastics surface contamination and aging layer is scraped, in recycling of waste plastics The dismantling beginning that field has been started, while realizing unexpected technical effect.
It is complicated using system structure that the present invention overcomes existing waste plastics recoveries, and technique is cumbersome, needs to waste plastics original Material is washed and waste plastics recovery is at high cost, and the low disadvantage of the utilization rate of plastic raw materials, its structure is simple, technique step It is rapid few, it does not need to wash waste plastics raw material, reduces the investment of cleaning equipment, reduce waste plastics recovery cost, increase The utilization rate of waste plastics raw material is added.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 scrapes cutter group enlarged drawing before being.
Fig. 3 scrapes cutter group enlarged drawing after being.
Fig. 4 is to flatten plain-barreled roll group enlarged drawing.
1 body, 2 speed regulating motors, 21 baking ovens, 210 feeding gates, 211 discharge doors, 212 feeding rollers, 3 feed inlets, 4 discharge ports, 5 flatten plain-barreled roll groups, flatten on 51 plain-barreled roll, 52 push average roller, 6 annular cutting edges, draw on 71 plain-barreled roll, 72 lower traction plain-barreled rolls, 77 cutter grooves, 8 scraper cutter groups, 81 fix a cutting tool, 811 scrape blade, 812 scrape axis, 82 bottom tools, 9 pressure-regulating devices, 10 Workbench, 11 blowers, 12 sweep-up pipes, 13 disposal boxes, 14 conveyer belts, 15 conveying rollers, 16 Material collecting box for harvesting, 17 wheels.
Specific embodiment
A kind of bending waste plastic of the present invention scrapes equipment, including body 1, speed regulating motor 2, the speed regulating motor 2 It is installed on body 1;The body 1 is case structure, and feed inlet 3, discharge port 4 are arranged on body 1, it is characterized by: The pressing slitting device of setting waste plastic includes pressing with cleaning device, the pressing slitting device is scraped in the body 1 Plain-barreled roll group 5, the pressing plain-barreled roll group 5 include two upper pressing plain-barreled rolls 51 installed in parallel above and below and push average roller 52, At least three annular cutting edges 6 are provided on the axial circumference of at least one pressing plain-barreled roll;The pressing plain-barreled roll group 5 and speed regulation Motor 2 connects, and rotates towards each other pressing plain-barreled roll 51 with average roller 52 is pushed;The cleaning device of scraping is set to pressing slitting dress After setting, the cleaning device of scraping includes traction feed device and scrapes cleaning device;The traction feed device is by traction plain-barreled roll Group composition, the traction plain-barreled roll group includes the upper traction plain-barreled roll 71 and lower traction plain-barreled roll 72 of upper and lower assembled parallel, and described leads Draw feed device to be connected to motor, makes to draw plain-barreled roll 71 and lower traction plain-barreled roll 72 rotates towards each other;The cleaning device of scraping includes Before scrape cutter group 88 and after scrape cutter group 8, scrape before described cutter group 88 and after scrape between cutter group 8 and after Scrape the rear portion setting traction plain-barreled roll group of cutter group 8;It is scraped before described and scrapes blade 883 before cutter group 88 includes and before scrape Axis 884;It scrapes before blade 883 is mounted on and is scraped on axis 884 before described;It scrapes before cutter group 88 passes through and scrapes before described Axis 884 is mounted on body 1;Fix a cutting tool before cutter group 88 further includes 881 and preceding bottom tool 882 are scraped before described;Described Before fix a cutting tool it is 881 opposite with 883 blade of blade is scraped before preceding bottom tool 882;It is bullet that 883 blade part of blade is scraped before described Property pin type spine structure, scraped after described cutter group 8 setting traction feed device between, cutter group is scraped after described 8 include after scrape blade 811 and after scrape axis 812, scrape after blade 811 is mounted on and scraped on axis 812 after described;After described Scrape fix a cutting tool after cutter group 8 further includes 81 and rear bottom tool 82, on fix a cutting tool after described 81 and rear bottom tool 82 after scrape 811 blade of blade is opposite to be installed;It is scraped after described and scrapes axis 812 after cutter group 8 passes through and be mounted on body 1;Before described Scrape cutter group 88, after scrape cutter group 8 with flatten that plain-barreled roll, plain-barreled roll is parallel installs for traction;Further technology correction of the invention; The blade part of the preceding bottom tool 882 and rear bottom tool 82 and upper traction plain-barreled roll 71, lower traction plain-barreled roll 72 and upper pressing plain-barreled roll 51, average 52 interconnecting piece of roller is pushed to be in same straight line plane.
Further technology correction of the invention;On the body 1 be arranged workbench 10, the workbench 10 with into Material mouth 3 is connected;Pressure-regulating device 9 is set between the upper traction plain-barreled roll 71 and lower traction plain-barreled roll 72;In the body 1 Dust exhaust apparatus is set, and the dust exhaust apparatus is set to pressing slitting device and scrapes the lower part between cleaning device;The dust suction Device includes blower 11, sweep-up pipe 12, disposal box 13, the setting of sweep-up pipe 12 and pressing plain-barreled roll group 5 and traction plain-barreled roll group Between be connected with the disposal box 13, the blower 11 is mounted between sweep-up pipe 12 and disposal box 13.
Further technology correction of the invention;It further include feed device, the feed device includes conveyer belt 14, conveying Roller 15, the conveying roller 15 are located at discharge port, draw plain-barreled roll 72 and conveying roller 15 under the conveying band connection;Described goes out Material collecting box for harvesting 16 is arranged in material mouth 4.
Further technology correction of the invention;Setting pressure-regulating device 9 on axis 884 is scraped before described, it is preceding to scrape axis 884 are fixed on the machine body by pressure-regulating device 9;Setting pressure-regulating device 9 is scraped on axis 812 after described, after scrape Axis 812 is washed to be fixed on the machine body by pressure-regulating device 9.
Further technology correction of the invention;It is each on the axial circumference of the upper pressing plain-barreled roll 51 and the average roller 52 of pushing At least three annular cutting edges 6 are provided with, it is provided circumferentially about in the axial direction for installing the corresponding another plain-barreled roll of annular cutting edge 6 With the mutually matched cutter groove 77 of annular cutting edge 6.
Further technology correction of the invention;The upper pressing plain-barreled roll 51 and or to push average roller 52 be hot iron plain-barreled roll; It is Celsius 120 degrees Celsius or less above that the hot iron plain-barreled roll temperature is maintained at 50.
Further technology correction of the invention;Blade 883 is scraped before being scraped on axis 884 before described as number row;Side by side and And it is interlaced arrange be mounted on before scrape on axis 884.
Further technology correction of the invention;The excircle velocity of rotation of the traction plain-barreled roll group is at 0.2 meter to 1 per second Rice.
Further technology correction of the invention;Spacing between the annular cutting edge 6 is between 0.3 to 2 centimetre.
The present invention is equal by the thickness of the bulk dismantled from plastic containers, large household appliance, big part production equipment Even sheet waste plastics;It is classified as PET, PE, PP, PS, ABS etc. according to economic value, on the basis of classifying herein, then by recycling Using waste plastics surface aging and differentiation and scratch pollution level, smooth degree etc. classify, sorted useless modeling Material scrapes equipment by the corresponding series automation for using our company's invention exploitation of classification, and progress is anhydrous to scrape reproduction former material Material processing.
The working principle that the present invention is bent " anhydrous to scrape the processing of reproduction raw material " for scraping equipment of waste plastic is: Categorized waste plastics is sent into the feeding inlet for scraping equipment of present invention bending waste plastic, it will be curved waste and old by baking oven Plastic sheet softened by baking, then flattened curved waste plastic piece by pressing plain-barreled roll, while by flattening the cutter on plain-barreled roll, will press Flat waste plastic piece is cut into the neat waste plastic item of rule.
The width of waste plastic item, which depending on the material of waste plastic, will be more difficult to the waste plastic scraped, should more be cut into Thin some waste plastic items, are cut into thinner waste plastic item and are more conducive to scrape processing;But it cannot be cut into and be narrower than waste and old modeling Otherwise the thickness of material strip will cause being difficult to control when by the traction plain-barreled roll of traction feed device for waste plastic item, or It may be cut off when scraping by scraper, or may be by being pulled off when scraping cleaning device;By testing repeatedly, ring is found Spacing between shape cutting edge 6 is arranged between 0.3 to 2 centimetre relatively more reasonable;The whole waste plastic item of rule is cut by scraping The traction feed device of cleaning device is sent into scraper device, by traction feed device by waste plastic aging pollute up and down outside Traction push-and-pull of the table in upper and lower scraper edge, carries out that the aging of waste plastic outer surface, differentiation layer, pollution layer is anhydrous scrapes It washes.Traction push-and-pull speed of the waste plastic item in scraper edge is extremely important, and traction push-and-pull excessive velocities, waste plastic item is just It can be slipped in scraper edge, will affect production efficiency slowly excessively, be also easy to be stuck in waste plastic item in scraper edge, make The waste plastic item in scraper edge portion can be pulled off out, and block scraper device in the subsequent waste plastic item of scraper edge;Through Cross repetition test, determine the excircle velocity of rotation of traction plain-barreled roll group 0.2 meter per second to 1 meter than relatively reasonable, speed is more than 1 Rice, can generate local skidding, scrape sordid problem, and speed can generate big resistance lower than 0.2 meter, influence to draw plain-barreled roll group Working efficiency.
Temperature in baking oven should be maintained at 65 above 120 degrees Celsius Celsius hereinafter, specifically will be according to waste plastic piece Material and thickness and difference and it is selected in above range;Temperature in baking oven is too low, the meeting after hot iron pressing of waste plastic piece Rebound, is not achieved the desired effect of pressing;If temperature is excessively high, the waste plastic piece after processing is pushed away in scraper edge by traction Drawing can be elongated when scraping;And the working principle that the present invention scrapes is ability when waste plastic piece has certain degree of hardness Separation aging layer can be scraped by scraper;, will be excessively soft if waste plastic piece temperature is excessively high when scraping, at this moment waste and old modeling The aging layer of tablet is difficult to scrape separation by scraper.
Pressure-regulating device 9 of the invention, has the function of two, first is that pressure-regulating device 9 itself has resilience performance; Second is that the surging of the adjustable rebound of pressure-regulating device 9.
By the aging of waste plastic outer surface, differentiation layer, pollution layer is anhydrous scrapes, and thoroughly removes on waste plastic item The outer surface of aging, differentiation, pollution;Recycling of waste plastics value is improved, is solved in recycling of waste plastics The Heavy environmental pollution and problem of resource waste of washing step;Present invention overcomes existing waste plastics recoveries to utilize system knot Structure is complicated, and technique is cumbersome and waste plastics recovery is at high cost, and the utilization rate of plastic raw materials is low, the configuration of the present invention is simple, technique step It is rapid few, it does not need to wash waste plastics raw material, reduces the investment of cleaning equipment, reduce waste plastics recovery cost, increase The utilization rate and economic value of waste plastics raw material are added.

Claims (10)

1. a kind of bending waste plastic scrapes equipment, including body (1), speed regulating motor (2), the speed regulating motor (2) peace Loaded on body (1);The body (1) is case structure, and feed inlet (3), discharge port (4), feature is arranged on body (1) It is: the pressing slitting device of waste plastic is set in the body (1) and scrapes cleaning device, the pressing slitting device packet Include and flatten plain-barreled roll group (5), the pressing plain-barreled roll group (5) include two above and below the upper pressing plain-barreled rolls (51) installed in parallel and under It flattens plain-barreled roll (52), at least three annular cutting edges (6) is provided on the axial circumference of at least one pressing plain-barreled roll;It is described It flattens plain-barreled roll group (5) to connect with speed regulating motor (2), rotates towards each other pressing plain-barreled roll (51) with average roller (52) is pushed;It is described Scrape after cleaning device is set to and flattens slitting device, the described cleaning device of scraping includes traction feed device and scrapes cutter;Institute The traction feed device stated is made of traction plain-barreled roll group, and the traction plain-barreled roll group includes the upper traction plain-barreled roll of upper and lower assembled parallel (71) it is connected to motor with lower traction plain-barreled roll (72), the traction feed device, makes to draw plain-barreled roll (71) and lower traction is flat Roller (72) rotates towards each other;It is described scrape scraped before cutter includes cutter group (88) and after scrape cutter group (8), before described Scrape cutter group (88) and after scrape between cutter group (8) and after scrape the rear portion setting traction plain-barreled roll group of cutter group (8);Institute Scraped before stating scraped before cutter group (88) includes blade (883) and before scrape axis (884);Blade (883) are scraped before described It is scraped before being mounted on axis (884);It is scraped before described and scrapes axis (884) before cutter group (88) passes through and be mounted on body (1); It scrapes and fixes a cutting tool (881) before cutter group (88) further includes and preceding bottom tool (882) before described;It fixes a cutting tool before described (881) It is opposite with blade (883) blade is scraped before preceding bottom tool (882);It is elastic that blade (883) blade part is scraped before described Pin type spine structure scrapes cutter group (8) setting between traction feed device, cutter group is scraped after described after described (8) scraped after including blade (811) and after scrape axis (812), scraped after described after blade (811) is mounted on and scrape axis (812) On;Scrape and fix a cutting tool (81) after cutter group (8) further includes and rear bottom tool (82) after described, fix a cutting tool after described (81) and after The opposite installation of blade (811) blade is scraped after on bottom tool (82);It is scraped after described after cutter group (8) passes through and scrapes axis (812) it is mounted on body (1);Scraped before described cutter group (88), after scrape cutter group (8) and to flatten plain-barreled roll, traction flat Roll out capable installation.
2. a kind of bending waste plastic according to claim 1 scrapes equipment, it is characterised in that: the preceding bottom tool (882) and the blade part of rear bottom tool (82) and it is upper traction plain-barreled roll (71), it is lower traction plain-barreled roll (72) interconnecting piece and upper pressing Plain-barreled roll (51) is in the same plane with the interconnecting piece for pushing average roller (52).
3. a kind of bending waste plastic according to claim 1 scrapes equipment, it is characterised in that: in the body (1) workbench (10) are set on, the workbench (10) is connected with feed inlet (3);The upper traction plain-barreled roll (71) is under Pressure-regulating device is set between traction plain-barreled roll (72);Dust exhaust apparatus is set in the body (1), and the dust exhaust apparatus is set It is placed in pressing slitting device and scrapes the lower part between cleaning device;The dust exhaust apparatus includes blower (11), sweep-up pipe (12), collection Dirt case (13), the sweep-up pipe (12) be set to flatten plain-barreled roll group (5) and traction plain-barreled roll group between and with the disposal box (13) it is connected, the blower (11) is mounted between sweep-up pipe (12) and disposal box (13).
4. a kind of bending waste plastic according to claim 3 scrapes equipment, it is characterised in that it further include feed device, The feed device includes conveyer belt (14), conveying roller (15), and the conveying roller (15) is located at discharge port, the conveying Plain-barreled roll (72) and conveying roller (15) are drawn under band connection;Material collecting box for harvesting (16) are arranged in the discharge port (4).
5. a kind of bending waste plastic according to claim 1 scrapes equipment, it is characterised in that scraped before described Pressure-regulating device (9) are set on axis (884), preceding scrape axis (884) are fixed on the machine body by pressure-regulating device (9);? Setting pressure-regulating device (9) is scraped on axis (812) after described, after scrape axis (812) and pass through pressure-regulating device (9) fixation On body.
6. a kind of bending waste plastic according to claim 1 scrapes equipment, it is characterised in that in the upper pressing At least three annular cutting edges (6) are each provided on plain-barreled roll (51) and the axial circumference of the average roller (52) of pushing, in installation annular The axial direction of the corresponding another plain-barreled roll of cutting edge (6) is provided circumferentially about with annular cutting edge (6) mutually matched cutter groove (77).
7. a kind of bending waste plastic according to claim 1 scrapes equipment, it is characterised in that the upper pressing is flat Roller (51) and or to push average roller (52) be hot iron plain-barreled roll;The hot iron plain-barreled roll temperature is maintained at 50 degrees Celsius or more 120 and takes the photograph Below family name's degree.
8. a kind of bending waste plastic according to claim 1 scrapes equipment, it is characterised in that scrape axis before described (884) blade (883) are scraped before on as number row;Side by side and and it is interlaced arrange be mounted on before scrape on axis (884).
9. a kind of bending waste plastic according to any one of claims 1 to 8 scrapes equipment, it is characterised in that: described The excircle velocity of rotation of plain-barreled roll group is drawn at 0.2 meter to 1 meter per second.
10. a kind of bending waste plastic according to claim 9 scrapes equipment, it is characterised in that: the annular is cut Spacing between blade (6) is between 0.3 to 2 centimetre.
CN201711449279.1A 2017-12-27 2017-12-27 A kind of bending waste plastic scrapes equipment Active CN107901276B (en)

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CN107901276B true CN107901276B (en) 2019-10-15

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5897820A (en) * 1995-08-01 1999-04-27 Mitsubishi Jukogyo Kabushiki Kaisha Method of removing paint film on resin surface and apparatus therefor
WO2002047835A1 (en) * 2000-12-11 2002-06-20 Sony Corporation Device and method for peeling film
CN200970860Y (en) * 2006-11-06 2007-11-07 王首力 Rubber spreading machine
CN105014827A (en) * 2014-04-25 2015-11-04 苏州科技学院相城研究院 Device for automatically removing embroidery hot-melting lining membrane
CN106064466A (en) * 2015-04-20 2016-11-02 韩东熙 The stripping off device of display panel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5897820A (en) * 1995-08-01 1999-04-27 Mitsubishi Jukogyo Kabushiki Kaisha Method of removing paint film on resin surface and apparatus therefor
WO2002047835A1 (en) * 2000-12-11 2002-06-20 Sony Corporation Device and method for peeling film
CN200970860Y (en) * 2006-11-06 2007-11-07 王首力 Rubber spreading machine
CN105014827A (en) * 2014-04-25 2015-11-04 苏州科技学院相城研究院 Device for automatically removing embroidery hot-melting lining membrane
CN106064466A (en) * 2015-04-20 2016-11-02 韩东熙 The stripping off device of display panel

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