CN110065179A - A kind of regeneration PC plastic alloy modification regenerative system and method - Google Patents
A kind of regeneration PC plastic alloy modification regenerative system and method Download PDFInfo
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- CN110065179A CN110065179A CN201910334294.4A CN201910334294A CN110065179A CN 110065179 A CN110065179 A CN 110065179A CN 201910334294 A CN201910334294 A CN 201910334294A CN 110065179 A CN110065179 A CN 110065179A
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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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
-
- 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
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B2017/001—Pretreating the materials before recovery
- B29B2017/0015—Washing, rinsing
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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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/0476—Cutting or tearing members, e.g. spiked or toothed cylinders or intermeshing rollers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention discloses a kind of regeneration PC plastic alloy modification regenerative system and methods, comprising: crushing device；Cleaning device；Grinding device；Dehydration device；Drying unit；First material lifting device；Modified mixing device；Second material lifting device；Extruding pelletization device；Wherein, waste plastic first passes around the crushing device and is broken into waste and old plastic fragment, and broken waste and old plastic fragment flows out to cleaning in the cleaning device by the crushing device.Regenerative system provided by the invention is by being equipped with water jet and cleaning hairbrush in cleaning device, cleaning hairbrush is put side by side in the top part of flowing groove two rows, water jet is sprayed water into flowing groove, fractal surfaces are cleaned up conveyer belt by cleaning hairbrush drives waste and old plastic fragment mobile in bottom, it realizes the process cleaned in conveying, improves production efficiency.
Description
Technical field:
The present invention relates to plastic alloys to regenerate equipment technical field, and in particular to a kind of regeneration PC plastic alloy modification regeneration
System and method.
Background technique:
Waste plastic refers to the scrapped plastic products after consumption or use.Daily life and agricultural production at us are respectively led
In domain, plastic products are ubiquitous, when the service life of these products or after reached using purpose, will be dropped and become waste and old modeling
Material.Most plastic products, the performance of its plastic material itself is there is no big change after use, therefore entirely possible recycling
It is reused after being reprocessed into plastic products with method appropriate afterwards.
In regeneration process of waste plastics, a kind of existing way be by plastic crushing, it is then artificial in go to cleaning device
Middle cleaning, then manually pulls out and dries, and then carries out heating and squeezes out strip regenerated plastics, then will squeeze out strip regenerated plastics warp
Cooling in water body is crossed, using the regenerated plastics semi-finished product for forming grain dress by granulator pelletizing.Such mode production operation is not
Continuously, so that production efficiency is low；Pelletizing is separated with extrusion operation, so that production place demand is big.
Summary of the invention:
For the problems of the prior art, the purpose of the present invention is to provide a kind of regeneration of regeneration PC plastic alloy modification to be
System and method solve.
The following technical solution is employed for the technical problems to be solved by the invention to realize: a kind of regeneration PC plastic alloy changes
Property regenerative system and method, comprising: crushing device；Cleaning device；Grinding device；Dehydration device；Drying unit；First material mentions
Rise device；Modified mixing device；Second material lifting device；Extruding pelletization device；
Wherein, waste plastic first passes around the crushing device and is broken into waste and old plastic fragment, broken
Waste and old plastic fragment flows out to cleaning in the cleaning device by the crushing device, the waste and old plastic fragment outflow after cleaning
It is crushed in the grinding device, the waste plastic particle after morcelling flows out to dehydration in the dehydration device, dewatered useless
Old plastic grain flows out to drying in the drying unit, and the waste plastic particle after drying is defeated by first material lifting device
It send to the modified mixing device, waste plastic particle flows out to second material in modified mixing device after modified and promoted
In device, modified plastic alloy is delivered in extruding pelletization device squeeze out and make by the second material lifting device
Grain.
The dehydration device includes upper housing and lower case, and the dehydration device is combined by upper housing and lower case and formed
One end of cylindrical shape, the upper housing is equipped with feed hopper, and the other end of the upper housing is fixedly installed with driving motor, the drive
The lower section of dynamic motor and the bottom for being located at the lower case are equipped with discharge port, and the inside of the upper housing and lower case is equipped with feeding
Chamber, one end of the feeding chamber and feed hopper penetrate through, and the other end and discharge port of the feeding chamber penetrate through, the feeding chamber it is interior
Portion is equipped with Auger roller, and one end of the Auger roller is fixed on the end of the upper housing and lower case and stretches out and drive to outside
Dynamic motor connection, the inner wall of the feeding chamber are equipped with filter screen, the bottom of the filter screen and are located at the interior of the lower case
Wall is equipped with apopore, and the outer wall of the lower case is equipped with water hull, and the inside of the water hull out is equipped with deflector hole；The lower case
Bottom equipped with bracket support.
Preferably, it is processed to be conducive to later process, the crushing device includes: crusher shell；The
One breaker roll；Second breaker roll；
Wherein, the top of the crusher shell is equipped with crusher hopper, and the inside of the crusher shell is equipped with broken
Chamber, the crusher hopper and crusher chamber penetrate through, and are fixedly installed with the first breaker roll and the first breaker roll, institute in the crusher chamber
It states the first breaker roll and connection is oppositely arranged and engaged with the second breaker roll, the outer wall of the crusher shell is fixedly installed with first
Driving motor, first driving motor drive the first breaker roll to rotate by transmission belt, and the bottom of the crusher chamber is equipped with broken
Broken chamber discharge port (107).
Preferably, in order to clean up plastic flakes surface blot, the cleaning device includes: cleaning casing
Body, the cleaning machine shell are set as cuboid；Water jet, the water jet are equipped with multiple；Cleaning hairbrush；
Wherein, it is equipped with cleaning machine hopper at the top of one end of the cleaning machine shell, the inside of the cleaning machine shell is equipped with
Flowing groove, the cleaning machine hopper are communicated with circulation groove, and the circulation groove penetrates through at the both ends of cleaning machine shell, the circulation groove
Bottom be equipped with conveyer belt, the inner wall of the circulation groove is equipped with water jet, is fixedly installed with cleaning hair at the top of the circulation groove
Brush, the cleaning hairbrush are equipped with multiple altogether, are divided into the top that two column are fixed on circulation groove, the top of the cleaning hairbrush is equipped with axis
Bar, the top of the cleaning machine shell are equipped with belt wheel, and the shaft passes through cleaning machine shell and connect with belt wheel, and the belt wheel is set altogether
Have multiple, be divided into the top that two column are fixed on the cleaning machine shell, one of those described belt wheel and the second driving motor pass
Dynamic connection, the driving motor are fixedly mounted on the top of cleaning machine shell.
Preferably, in order to improve the production efficiency, enhance drying rate, the drying unit includes: dryer shell；It is electronic
Fan, the electric fan be equipped with it is multiple, be in rods arranged in horizontal line；Heating pipe；
Wherein, it is equipped with dryer hopper at the top of one end of the dryer shell, the inside of the dryer shell is equipped with
Dryer conveyor chamber, the dryer conveyor chamber penetrates through at the both ends of dryer shell, and the bottom of the dryer conveyor chamber
Equipped with dryer conveyer belt, the top of the dryer conveyor chamber is equipped with electric fan, and it is in one that the electric fan, which is equipped with multiple,
Font arrangement, the inner wall one side of the dryer conveyor chamber are equipped with heating pipe.
Preferably, PC plastic is modified in order to realize, the modified mixing device includes: mixing machine, the mixing
Cylinder is set as cylindric；Spiral heating pipe；Inner cavity；
Wherein, the wall inner portion of the mixing machine is equipped with inner cavity, and the interior intracavitary spiral that is equipped with heats pipe, the mixing
The outer wall of cylinder is fixedly installed with power pack, and the spiral heating pipe is connect by conducting wire with power pack, the inside of the mixing machine
Equipped with stirring pawl is equipped in blending bunker, the blending bunker, the bottom of the stirring pawl is equipped with shaft, and the shaft passes through mixed
The bottom of feed bin is connect with mixing driving motor.The outer wall bottom of the mixing machine is exported equipped with mixing machine, and the mixing machine goes out
Mouth is penetrated through with blending bunker.
Preferably, in order to improve the production efficiency, realize that circulation squeezes out, the extruding pelletization device includes: extruder shell,
The extruder shell is set as cylindric；Hopper, the hopper are set as cylindric；Chopping disk；
Wherein, hydraulic cylinder is fixedly installed at the top of the extruder shell, the hydraulic cylinder bottom end is equipped with piston rod, institute
The inside for stating extruder shell is equipped with inner cavity, it is described it is interior it is intracavitary material extrusion plate is installed, the piston rod passes through outside the extruder
Shell is connect with material extrusion plate.The side wall of the extruder shell is equipped with hopper, is equipped with hopper inner cavity in the hopper, the hopper with
Extruder shell can be integrated structure, and the hopper inner cavity is communicated with the inner cavity of the extruder, the bottom peace of the inner cavity
Equipped with chopping disk, the disk of the chopping disk is equipped with into grain hole, and the extruder shell is fixedly installed with alternating current generator, the friendship
Galvanic electricity machine passes through the extruder shell and is fixedly connected with chopping disk, and the bottom surface of the extruder shell is equipped with grain hole.
A kind of regeneration PC plastic alloy modification regeneration method, using above-mentioned regenerative system, specifically as follows:
Step 1, step 1, firstly, the waste and old PC plastic of recycling is screened, impurity therein is removed, then will removal
In waste plastic investment crushing device after impurity, waste plastic is broken into waste and old plastic fragment using breaker roll；
Step 2, broken waste and old plastic fragment flows out to cleaning in the cleaning device, spray by the crushing device
The mouth of a river is sprayed water to fractal surfaces, cleaning hairbrush rotation, and conveyer belt dragging waste and old plastic fragment moves horizontally, not by cleaning hairbrush
Plastic flakes surface is scrubbed disconnectedly；
Step 3, the waste and old plastic fragment after cleaning is flowed out in the grinding device and is crushed, and is pulverized through cracker；
Step 4, smashed waste plastic particle flows out to dehydration in the dehydration device, the Auger roller in dehydration device
Waste plastic particle is conveyed upwards, and is squeezed by worm drive, waste water is flowed out of apopore under filter screen
Out；
Step 5, dewatered waste plastic particle flows out to drying in the drying unit；
Step 6, the waste plastic particle after drying is delivered to the modified mixing device by first material lifting device
Interior, and auxiliary material is added according to the ratio to mixing machine, wherein plastic grain: the weight proportion of auxiliary material component is 10:1；It is mixed
The material of mixing machine is stirred uniformly by material driving motor driving stirring pawl rotation, forms plastic mixture；
Step 7, waste plastic particle flows out in second material lifting device after modified in modified mixing device, institute
It states second material lifting device modified plastic alloy is delivered in extruding pelletization device and carry out extruding pelletization, mixture exists
PC alloy material particle is formed through chopping disk circumgyration incision in extruder shell.
Preferably, auxiliary material described in step 6 includes following parts by weight of component: methyl methacrylate-butadiene-benzene
1-1.2 parts of ethylene copolymer, polymethyl acrylate -0.5-0.8 parts of butadiene copolymer, 0.2-0.3 parts of polytetrafluoroethylene (PTFE), poly- second
2-4 parts of alkene wax, 1-1.5 parts of ethylene group bis-stearamides, thio-2 acid double 0.8-1.2 parts of lauryls, styrene-grafted Malaysia
2-3 parts of acid anhydrides.
Compared with prior art, the present invention provides a kind of regeneration PC plastic alloy modification regenerative system and method, have with
It is lower the utility model has the advantages that
1, regenerative system realizes the regeneration of waste plastic, and each successive realization of component is worked continuously, and improves life
Produce efficiency；
2, dehydration device is dehydrated using Auger roller in conveying, improves production efficiency；
3, by being equipped with water jet and cleaning hairbrush in cleaning device, cleaning hairbrush is two rows of side by side at the top part of flowing groove
Put, water jet is sprayed water into flowing groove, by cleaning hairbrush by fractal surfaces clean up conveyer belt bottom drive it is waste and old
Plastic flakes are mobile, realize the process cleaned in conveying, improve production efficiency.
4, it is modified by adding auxiliary material to recycling waste plastic, PC plastic alloy is made, improve regeneration modeling
The intensity of material.
Detailed description of the invention:
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of crushing device of the present invention；
Fig. 3 is the schematic diagram of the section structure of cleaning device of the present invention；
Fig. 4 is the top view of cleaning device of the present invention；
Fig. 5 is the structural schematic diagram of grinding device of the present invention；
Fig. 6 is the structural schematic diagram of dehydration device of the present invention；
Fig. 7 is the structural schematic diagram of drying unit of the present invention；
Fig. 8 is the schematic diagram of the section structure of the modified mixing device of the present invention；
Fig. 9 is the structural schematic diagram of extruding pelletization device of the present invention；
Figure 10 is the partial enlargement structural representation of extruding pelletization device of the present invention；
In figure: 1, crushing device, 101, crusher shell, 102, crusher hopper, the 103, first breaker roll, 104, first
Driving motor, the 105, second breaker roll, 106, crusher chamber, 107, broken chamber discharge port, 2, cleaning device, 201, cleaning machine material
Bucket, 202, cleaning machine shell, 203, conveyer belt, 204, water jet, 205, cleaning hairbrush, 206, belt wheel, the 207, second driving electricity
Machine, 208, water storage tank, 209, flowing groove, 3, grinding device, 301, crush motor, 302, cracker, 4, dehydration device, 401, into
Hopper, 402, upper housing, 403, Auger roller, 405, feeding chamber, 406, bracket, 407, driving motor, 408, discharge port, 409, under
Shell, 410, filter screen, 411, apopore, 412, go out water hull, 413, deflector hole, 414, header tank, 5, drying unit, 501, dry
Dry machine hopper, 502, dryer shell, 503, dryer conveyer belt, 504, electric fan, 505, heating pipe, 506, dryer it is defeated
Send chamber, 6, first material lifting device, 7, modified mixing device, 701, mixing machine, 702, spiral heating pipe, 703, inner cavity,
704, mixing machine exports, 705, power pack, 706, stirring pawl, 707, mixing driving motor, 708, blending bunker, and 8, second material mentions
Rise device, 9, extruding pelletization device, 901, hydraulic cylinder, 902, material extrusion plate, 903, extruder shell, 904, material-storing box, 905, material
Bucket, 9051, hopper inner cavity, 906, chopping disk, 907, into grain hole, 908, go out grain hole, 909, alternating current generator.
Specific embodiment:
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
It should be noted that when element is by referred to as " being fixed on " another element, it can be on another element or
Person is also possible to that there are elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertically ", " horizontal ", " left side "
" right side " and similar expression for illustrative purposes only, are not meant to be the only embodiment.
Fig. 1-10 is please referred to, is the overall structure diagram in an embodiment；Include:
Crushing device 1；Cleaning device 2；Grinding device 3；Dehydration device 4；Drying unit 5；First material lifting device 6；
Modified mixing device 7；Second material lifting device 8；Extruding pelletization device 9；
Wherein, the crushing device 1 that waste plastic first passes around is broken into waste and old plastic fragment, broken waste and old
Plastic flakes flow out to cleaning, the waste and old plastic fragment after cleaning in cleaning device 2 by crushing device 1 and flow out to grinding device
It is crushed in 3, the waste plastic particle after morcelling flows out to dehydration, dewatered waste plastic particle in dehydration device 4 and flows out to
Drying in drying unit 5, the waste plastic particle after drying are delivered to modified mixing device 7 by first material lifting device 6
Interior, waste plastic particle flows out in second material lifting device 8 after modified in modified mixing device 7, and second material mentions
Modified plastic alloy is delivered in extruding pelletization device 9 by liter device 8 carries out extruding pelletization.
Dehydration device 4 include upper housing 402 and lower case 409, dehydration device 4 by upper housing 402 and 409 groups of lower case
It closes and forms cylindrical shape, one end of upper housing 402 is equipped with feed hopper 401, and the other end of upper housing 402 is fixedly installed with driving motor
407, the lower section of driving motor 407 and be located at lower case 409 bottom be equipped with discharge port 408, upper housing 402 and lower case 409
Inside be equipped with feeding chamber 405, one end of feeding chamber 405 and feed hopper 401 penetrate through, the other end and discharge port of feeding chamber 405
408 perforations, the inside of feeding chamber 405 are equipped with Auger roller 403, and one end of Auger roller 403 is fixed on upper housing 402 and lower case
409 end and stretching out to outside is connect with driving motor 407, and the inner wall of feeding chamber 405 is equipped with filter screen 410, filter screen
410 bottom and the inner wall for being located at lower case 409 are equipped with apopore 411, and the outer wall of lower case 409 is equipped with water hull 412, water outlet
The inside of shell 412 is equipped with deflector hole 413；The bottom of deflector hole 413 is placed with header tank 414, convenient for being collected by header tank 414
The waste water that waste plastic particle is detached from, avoids polluting production environment, and the bottom of lower case 409 is supported equipped with bracket 406.
Crushing device 1 includes: crusher shell 101；First breaker roll 103；Second breaker roll 105；
Wherein, the top of crusher shell 101 is equipped with crusher hopper 102, and the inside of crusher shell 101 is equipped with broken
Chamber 106, crusher hopper 102 and crusher chamber 106 penetrate through, and it is broken that the first breaker roll 103 and first is fixedly installed in crusher chamber 106
Broken roller 103, the first breaker roll 103 are oppositely arranged with the second breaker roll 105 and engage connection, and the outer wall of crusher shell 101 is solid
Dingan County is equipped with the first driving motor 104, and the first driving motor 104 drives the first breaker roll 103 to rotate by transmission belt, crusher chamber
106 bottom is equipped with broken chamber discharge port 107.
Cleaning device 2 includes: cleaning machine shell 202, and cleaning machine shell 202 is set as cuboid；Water jet 204, water jet
204 equipped with multiple；Cleaning hairbrush 205；
Wherein, it is equipped with cleaning machine hopper 201 at the top of one end of cleaning machine shell 202, the inside of cleaning machine shell 202 is equipped with
Flowing groove 209, cleaning machine hopper 201 are communicated with circulation groove 209, and circulation groove 209 penetrates through at the both ends of cleaning machine shell 202, stream
The bottom of through slot 209 is equipped with conveyer belt 203, and the inner wall of circulation groove 209 is equipped with water jet 204, the fixed peace in the top of circulation groove 209
Equipped with cleaning hairbrush 205, cleaning hairbrush 205 altogether be equipped with it is multiple, be divided into the top that two column are fixed on circulation groove 209, conveyer belt 203
Lower section be equipped with water storage tank 208, water storage tank 208 collects the waste water that falls of top conveyer belt 203, water pumped again by water pump to
Water jet 204, realization recycles, and the top of cleaning hairbrush 205 is equipped with shaft, and the top of cleaning machine shell 202 is equipped with belt wheel
206, shaft passes through cleaning machine shell 202 and connect with belt wheel 206, and belt wheel 206 is divided into two column and is fixed on cleaning machine altogether equipped with multiple
The top of shell 202, one of belt wheel 206 and the second driving motor 207 are sequentially connected, and the second driving motor 207 is fixed
It is mounted on the top of cleaning machine shell 202.
The structure of grinding device 3 is similar with the structure of crushing device 1, in crusher chamber 106 and is located at the first breaker roll 103
Cracker 302 is equipped with the lower section of the second breaker roll 105, the outer wall of the crushing device 1 and is located above the discharge port fixation
It is equipped with and crushes motor 301, crush motor 301 by driving cracker 302 to rotate by transmission belt.
Drying unit 5 includes: dryer shell 502；Electric fan 504, electric fan 504 are equipped with multiple altogether；Heating pipe
505；
Wherein, it is equipped with dryer hopper 501 at the top of one end of dryer shell 502, the inside of dryer shell 502 is equipped with
Dryer conveyor chamber 506, dryer conveyor chamber 506 penetrate through at the both ends of dryer shell 502, and dryer conveyor chamber 506
Bottom is equipped with dryer conveyer belt 503, and the top of dryer conveyor chamber 506 is equipped with electric fan 504, and electric fan 504 is in one
Font is put, and the inner wall one side of dryer conveyor chamber 506 is equipped with heating pipe 505.
Modified mixing device 7 includes: mixing machine 701, and mixing machine 701 is set as cylindric；Spiral heats pipe 702；Inner cavity
703；
Wherein, the wall inner portion of mixing machine 701 is equipped with inner cavity 703, and spiral heating pipe 702, mixing are equipped in inner cavity 703
The outer wall of cylinder 701 is fixedly installed with power pack 705, and spiral heating pipe 702 is connect by conducting wire with power pack 705, mixing machine 701
Inside be equipped with blending bunker 708, stirring pawl 706 be installed in blending bunker 708, the bottom of stirring pawl 706 is equipped with shaft, shaft
Bottom across blending bunker 708 is connect with mixing driving motor 707.The outer wall bottom of mixing machine 701 is exported equipped with mixing machine
704, mixing machine outlet 704 is penetrated through with blending bunker 708.
Extruding pelletization device 9 includes: extruder shell 903, and extruder shell 903 is set as cylindric；Hopper 905, hopper
905 are set as cylindric；Chopping disk 906；
Wherein, the top of extruder shell 903 is fixedly installed with hydraulic cylinder 901, and 901 bottom end of hydraulic cylinder is equipped with piston rod,
The inside of extruder shell 903 is equipped with inner cavity, it is interior it is intracavitary material extrusion plate 902 is installed, piston rod passes through extruder shell 903 and squeezes
Flitch 902 connects.The side wall of extruder shell 903 is equipped with hopper 905, is equipped with hopper inner cavity 9051, hopper 905 in hopper 905
It can be integrated structure with extruder shell 903, and hopper inner cavity 9051 is communicated with the inner cavity of extruder 903, the bottom peace of inner cavity
Equipped with chopping disk 906, the disk of chopping disk 906 is equipped with into grain hole 907, and extruder shell 903 is fixedly installed with alternating current generator
909, alternating current generator 909 passes through extruder shell 903 and is fixedly connected with chopping disk 906, and the bottom surface of extruder shell 903 is equipped with
Grain hole 908, the bottom in grain hole 908 is placed with material-storing box 904 out, collects the modified particles that top squeezes out.
It is further illustrated by the examples that follow a kind of regeneration PC plastic alloy modification regeneration method provided by the invention:
Embodiment 1
Step 1, firstly, the waste and old PC plastic of recycling is screened, impurity therein is removed, then will be after removal impurity
Waste plastic investment crushing device 1 in, waste plastic is broken into waste and old plastic fragment using breaker roll；
Step 2, broken waste and old plastic fragment flows out to cleaning in the cleaning device 2 by the crushing device 1,
Water jet 204 is sprayed water to fractal surfaces, and cleaning hairbrush 205 rotates, and conveyer belt 203 drags waste and old plastic fragment and moves horizontally, and is led to
Over cleaning hairbrush 205 constantly scrubs plastic flakes surface；
Step 3, the waste and old plastic fragment after cleaning is flowed out in the grinding device 3 and is crushed, and is ground through cracker 302
It is broken, form the plastic grain that material diameter is 1-3mm；
Step 4, smashed waste plastic particle flows out to dehydration in the dehydration device 4, the Auger in dehydration device 4
Roller 403 conveys waste plastic particle upwards, and is squeezed by worm drive, by waste water under filter screen 410 go out
Outflow in water hole 411；
Step 5, dewatered waste plastic particle flows out to drying in the drying unit 5；
Step 6, the waste plastic particle after drying is delivered to the modified mixing device by first material lifting device 6
In 7, and auxiliary material is added according to the ratio to mixing machine 701, wherein plastic grain: the weight proportion of auxiliary material component is 10:
1；The material of mixing machine 701 is stirred uniformly by driving stirring pawl 706 rotation of mixing driving motor 707, forms plastics mixing
Material；The auxiliary material includes following parts by weight of component: 1 part of Methyl Methacrylate-Butadiene-Styrene Copolymer, poly- third
0.5 part of e pioic acid methyl ester-butadiene copolymer, 0.2 part of polytetrafluoroethylene (PTFE), 2 parts of polyethylene wax, 1 part of ethylene group bis-stearamides, sulphur
For dipropionic acid double 0.8 part of lauryls, 1 part of styrene-grafted maleic anhydride；
Step 7, waste plastic particle flows out in second material lifting device 8 after modified in modified mixing device 7,
Modified plastic alloy is delivered in extruding pelletization device 9 by the second material lifting device 8 carries out extruding pelletization, mixing
Material forms PC alloy material particle through 906 circumgyration incision of chopping disk in extruder shell 903.
Embodiment 2
Step 1, firstly, the waste and old PC plastic of recycling is screened, impurity therein is removed, then will be after removal impurity
Waste plastic investment crushing device 1 in, waste plastic is broken into waste and old plastic fragment using breaker roll；
Step 2, broken waste and old plastic fragment flows out to cleaning in the cleaning device 2 by the crushing device 1,
Water jet 204 is sprayed water to fractal surfaces, and cleaning hairbrush 205 rotates, and conveyer belt 203 drags waste and old plastic fragment and moves horizontally, and is led to
Over cleaning hairbrush 205 constantly scrubs plastic flakes surface；
Step 3, the waste and old plastic fragment after cleaning is flowed out in the grinding device 3 and is crushed, and is ground through cracker 302
It is broken, form the plastic grain that material diameter is 1-3mm；
Step 4, smashed waste plastic particle flows out to dehydration in the dehydration device 4, the Auger in dehydration device 4
Roller 403 conveys waste plastic particle upwards, and is squeezed by worm drive, by waste water under filter screen 410 go out
Outflow in water hole 411；
Step 5, dewatered waste plastic particle flows out to drying in the drying unit 5；
Step 6, the waste plastic particle after drying is delivered to the modified mixing device by first material lifting device 6
In 7, and auxiliary material is added according to the ratio to mixing machine 701, wherein plastic grain: the weight proportion of auxiliary material component is 10:
1；The material of mixing machine 701 is stirred uniformly by driving stirring pawl 706 rotation of mixing driving motor 707, forms plastics mixing
Material；The auxiliary material includes following parts by weight of component: 1.0 parts of Methyl Methacrylate-Butadiene-Styrene Copolymer is gathered
0.65 part of methyl acrylate butadiene copolymer, 0.25 part of polytetrafluoroethylene (PTFE), 3 parts of polyethylene wax, ethylene group bis-stearamides
1.25 parts, thio-2 acid double 1.0 parts of lauryls, 2 parts of styrene-grafted maleic anhydride；
Step 7, waste plastic particle flows out in second material lifting device 8 after modified in modified mixing device 7,
Modified plastic alloy is delivered in extruding pelletization device 9 by the second material lifting device 8 carries out extruding pelletization, mixing
Material forms PC alloy material particle through 906 circumgyration incision of chopping disk in extruder shell 903.
Embodiment 3
Step 1, firstly, the waste and old PC plastic of recycling is screened, impurity therein is removed, then will be after removal impurity
Waste plastic investment crushing device 1 in, waste plastic is broken into waste and old plastic fragment using breaker roll；
Step 2, broken waste and old plastic fragment flows out to cleaning in the cleaning device 2 by the crushing device 1,
Water jet 204 is sprayed water to fractal surfaces, and cleaning hairbrush 205 rotates, and conveyer belt 203 drags waste and old plastic fragment and moves horizontally, and is led to
Over cleaning hairbrush 205 constantly scrubs plastic flakes surface；
Step 3, the waste and old plastic fragment after cleaning is flowed out in the grinding device 3 and is crushed, and is ground through cracker 302
It is broken, form the plastic grain that material diameter is 1-3mm；
Step 4, smashed waste plastic particle flows out to dehydration in the dehydration device 4, the Auger in dehydration device 4
Roller 403 conveys waste plastic particle upwards, and is squeezed by worm drive, by waste water under filter screen 410 go out
Outflow in water hole 411；
Step 5, dewatered waste plastic particle flows out to drying in the drying unit 5；
Step 6, the waste plastic particle after drying is delivered to the modified mixing device by first material lifting device 6
In 7, and auxiliary material is added according to the ratio to mixing machine 701, wherein plastic grain: the weight proportion of auxiliary material component is 10:
1；The material of mixing machine 701 is stirred uniformly by driving stirring pawl 706 rotation of mixing driving motor 707, forms plastics mixing
Material；The auxiliary material includes following parts by weight of component: 1.2 parts of Methyl Methacrylate-Butadiene-Styrene Copolymer is gathered
0.8 part of methyl acrylate butadiene copolymer, 0.3 part of polytetrafluoroethylene (PTFE), 2-4 parts of polyethylene wax, ethylene group bis-stearamides
1.5 parts, thio-2 acid double 1.2 parts of lauryls, 3 parts of styrene-grafted maleic anhydride；
Step 7, waste plastic particle flows out in second material lifting device 8 after modified in modified mixing device 7,
Modified plastic alloy is delivered in extruding pelletization device 9 by the second material lifting device 8 carries out extruding pelletization, mixing
Material forms PC alloy material particle through 906 circumgyration incision of chopping disk in extruder shell 903.
According to the testing standard of GB/T231.1-2002 and GB/T228-2002 and ASDM D5378, to embodiment 1,
The material of embodiment 2 and embodiment 3 carries out four intensity, plasticity, hardness and toughness indexs and is tested, and obtains result such as table
Shown in 1.
Table 1 is the material mechanical performance test result of embodiment 1 and all comparative examples
As can be seen from Table 1, the embodiment of the present invention 3 is compared with embodiment 1 and embodiment 2 respectively, it is clear that will
Waste plastic is major ingredient: being equipped with auxiliary material, is 10:1 addition with weight proportion；It is stirred evenly in mixing machine 701, forms modeling
Expect mixture, is then injection moulded after extrusion molding or granulation, obtains modified regeneration PC plastic alloy with more excellent
Mechanical property, auxiliary material therein are added according to following parts by weight of component: methyl methacrylate-butadiene-styrene is total
1.2 parts of polymers, 0.8 part of polymethyl acrylate-butadiene copolymer, 0.3 part of polytetrafluoroethylene (PTFE), 2-4 parts of polyethylene wax, ethylene group
Double 1.2 parts of the lauryl of 1.5 parts of bis-stearamides, thio-2 acid, 3 parts of styrene-grafted maleic anhydride obtain material, in mechanics
Compression strength value, bending strength obtained in performance test, torsional strength value, shearing strength value and yield strength value are bright
The aobvious numerical value higher than other any embodiments can be determined by modified regeneration PC plastic alloy by changing table with higher
Comprehensive mechanical property.
Therefore, by the numerical value in above table can be seen that regeneration PC plastic alloy in be added into auxiliary material by
It is added according to following parts by weight of component: 1.2 parts of Methyl Methacrylate-Butadiene-Styrene Copolymer, polymethyl acrylate-fourth
0.8 part of diene copolymers, 0.3 part of polytetrafluoroethylene (PTFE), 2-4 parts of polyethylene wax, 1.5 parts of ethylene group bis-stearamides, thio dipropyl
Sour double 1.2 parts of lauryls, 3 parts of styrene-grafted maleic anhydride, it is available to make PC plastic alloy that there is more good resultant force
Learn performance.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of regeneration PC plastic alloy modification regenerative system characterized by comprising
Crushing device (1)；
Cleaning device (2)；
Grinding device (3)；
Dehydration device (4)；
Drying unit (5)；
First material lifting device (6)；
Modified mixing device (7)；
Second material lifting device (8)；
Extruding pelletization device (9)；
Wherein, waste plastic first passes around the crushing device (1) and is broken into waste and old plastic fragment, broken useless
Old plastic flakes flow out to cleaning, the waste and old plastic fragment after cleaning in the cleaning device (2) by the crushing device (1)
It flowing out in the grinding device (3) and crushes, the waste plastic particle after morcelling flows out to dehydration in the dehydration device (4),
Dewatered waste plastic particle flows out to drying in the drying unit (5), and the waste plastic particle after drying passes through first
Material lifting device (6) is delivered in the modified mixing device (7), waste plastic particle warp in modified mixing device (7)
Modified to flow out in second material lifting device (8), the second material lifting device (8) is defeated by modified plastic alloy
It send to progress extruding pelletization in extruding pelletization device (9)；
The dehydration device (4) includes upper housing (402) and lower case (409), and the dehydration device (4) is by upper housing
(402) combined with lower case (409) and formed cylindric, one end of the upper housing (402) is equipped with feed hopper (401), it is described on
The other end of shell (402) is fixedly installed with driving motor (407), the lower section of the driving motor (407) and be located at it is described under
The bottom of shell (409) is equipped with discharge port (408), and the inside of the upper housing (402) and lower case (409) is equipped with feeding chamber
(405), one end Yu feed hopper (401) perforation of the feeding chamber (405), the other end and discharge port of the feeding chamber (405)
(408) it penetrates through, the inside of the feeding chamber (405) is equipped with Auger roller (403), and one end of the Auger roller (403) is fixed on
The end of the upper housing (402) and lower case (409) and stretching out to outside is connect with driving motor (407), the feeding chamber
(405) inner wall is equipped with filter screen (410), the bottom of the filter screen (410) and the inner wall for being located at the lower case (409)
Equipped with apopore (411), the outer wall of the lower case (409) is equipped with water hull (412), and the inside of water hull (412) out is set
There are deflector hole (413)；The bottom of the lower case (409) is supported equipped with bracket (406).
2. a kind of regeneration PC plastic alloy modification regenerative system according to claim 1, it is characterised in that: the broken dress
Setting (1) includes:
Crusher shell (101)；
First breaker roll (103)；
Second breaker roll (105)；
Wherein, the top of the crusher shell (101) be equipped with crusher hopper (102), the crusher shell (101) it is interior
Portion is equipped with crusher chamber (106), and the crusher hopper (102) and crusher chamber (106) penetrate through, fixed in the crusher chamber (106)
First breaker roll (103) and the first breaker roll (103), first breaker roll (103) and the second breaker roll (105) phase are installed
To setting and engagement connection, the outer wall of the crusher shell (101) is fixedly installed with the first driving motor (104), and described the
One driving motor (104) is equipped with broken by transmission belt driving the first breaker roll (103) rotation, the bottom of the crusher chamber (106)
Broken chamber discharge port (107).
3. a kind of regeneration PC plastic alloy modification regenerative system according to claim 1, it is characterised in that: the cleaning dress
Setting (2) includes:
Cleaning machine shell (202), the cleaning machine shell (202) are set as cuboid；
Water jet (204), the water jet (204) are equipped with multiple；
Cleaning hairbrush (205)；
Wherein, cleaning machine hopper (201) are equipped at the top of one end of the cleaning machine shell (202), the cleaning machine shell (202)
Inside be equipped with flowing groove (209), the cleaning machine hopper (201) communicates with flowing groove (209), and the flowing groove (209) exists
The both ends of cleaning machine shell (202) penetrate through, and the bottom of the flowing groove (209) is equipped with conveyer belt (203), the flowing groove
(209) inner wall is equipped with water jet (204), is fixedly installed with cleaning hairbrush (205) at the top of the flowing groove (209), described
Cleaning hairbrush (205) altogether be equipped with it is multiple, be divided into the top that two column are fixed on flowing groove (209), the top of the cleaning hairbrush (205)
Portion is equipped with shaft, and the top of the cleaning machine shell (202) is equipped with belt wheel (206), and the shaft passes through cleaning machine shell (202)
Connect with belt wheel (206), the belt wheel (206) altogether be equipped with it is multiple, be divided into the top that two column are fixed on the cleaning machine shell (202)
Portion, one of those described belt wheel (206) and the second driving motor (207) are sequentially connected, and second driving motor (207) is solid
Dingan County is mounted in the top of cleaning machine shell (202).
4. a kind of regeneration PC plastic alloy modification regenerative system according to claim 1, it is characterised in that: the drying dress
Setting (5) includes:
Dryer shell (502)；
Electric fan (504), the electric fan (504) are equipped with multiple altogether；
Heating pipe (505)；
Wherein, dryer hopper (501) are equipped at the top of one end of the dryer shell (502), the dryer shell (502)
Inside be equipped with dryer conveyor chamber (506), the dryer conveyor chamber (506) dryer shell (502) both ends penetrate through,
And the bottom of the dryer conveyor chamber (506) is equipped with dryer conveyer belt (503), the top of the dryer conveyor chamber (506)
Portion be equipped with electric fan (504), the electric fan (504) be equipped with it is multiple, be in rods arranged in horizontal line, the dryer conveyor chamber
(506) inner wall one side is equipped with heating pipe (505).
5. a kind of regeneration PC plastic alloy modification regenerative system according to claim 1, it is characterised in that: the modification is mixed
Expect that device (7) include:
Mixing machine (701), the mixing machine (701) are set as cylindric；
Spiral heating pipe (702)；
Inner cavity (703)；
Wherein, the wall inner portion of the mixing machine (701) is equipped with inner cavity (703), and spiral heating is equipped in the inner cavity (703)
It manages (702), the outer wall of the mixing machine (701) is fixedly installed with power pack (705), and the spiral heating pipe (702) is by leading
Line is connect with power pack (705), and the inside of the mixing machine (701) is equipped with blending bunker (708), the interior peace of the blending bunker (708)
Equipped with stirring pawl (706), the bottom of stirring pawl (706) is equipped with shaft, and the shaft passes through the bottom of blending bunker (708)
It is connect with mixing driving motor (707)；The outer wall bottom of the mixing machine (701) is equipped with mixing machine outlet (704), the mixing
Cylinder outlet (704) and blending bunker (708) penetrates through.
6. a kind of regeneration PC plastic alloy modification regenerative system according to claim 1, it is characterised in that: the extrusion is made
Grain device (9) include:
Extruder shell (903), the extruder shell (903) are set as cylindric；
Hopper (905), the hopper (905) are set as cylindric；
Chopping disk (906)；
Wherein, it is fixedly installed with hydraulic cylinder (901) at the top of the extruder shell (903), hydraulic cylinder (901) bottom end is set
There is a piston rod, the inside of the extruder shell (903) is equipped with inner cavity, described interior intracavitary to be equipped with material extrusion plate (902), the work
Stopper rod passes through the extruder shell (903) and connect with material extrusion plate (902)；The side wall of the extruder shell (903) is equipped with material
It struggles against (905), is equipped with hopper inner cavity (9051) in the hopper (905), the hopper (905) is set as with extruder shell (903)
Integral structure, and the hopper inner cavity (9051) is communicated with the inner cavity of the extruder (903), the bottom of the inner cavity is equipped with
Chopping disk (906), the disk of the chopping disk (906) are equipped with into grain hole (907), and the extruder shell (903) is fixedly mounted
Have alternating current generator (909), the alternating current generator (909) passes through the extruder shell (903) and chopping disk (906) fixed company
It connects, the bottom surface of the extruder shell (903) is equipped with grain hole (908).
7. a kind of a kind of regeneration PC plastic alloy modification regeneration method as described in claim 1~6 any one, feature exist
In specifically as follows:
Step 1, firstly, the waste and old PC plastic of recycling is screened, impurity therein is removed, then will be useless after removal impurity
In old plastics investment crushing device (1), waste plastic is broken into waste and old plastic fragment using breaker roll；
Step 2, broken waste and old plastic fragment flows out to cleaning in the cleaning device (2) by the crushing device (1),
Water jet (204) is sprayed water to fractal surfaces, and cleaning hairbrush (205) rotation, conveyer belt (203) drags waste and old plastic fragment level and moves
It is dynamic, plastic flakes surface is constantly scrubbed by cleaning hairbrush (205)；
Step 3, the waste and old plastic fragment after cleaning is flowed out in the grinding device (3) and is crushed, and is ground through cracker (302)
It is broken, form the plastic grain that material diameter is 1-3mm；
Step 4, smashed waste plastic particle flows out to dehydration in the dehydration device (4), the Auger in dehydration device (4)
Roller (403) conveys waste plastic particle upwards, and is squeezed by worm drive, by waste water under filter screen (410)
Apopore (411) in outflow；
Step 5, dewatered waste plastic particle flows out to drying in the drying unit (5)；
Step 6, the waste plastic particle after drying is delivered to the modified mixing device by first material lifting device (6)
(7) in, and auxiliary material is added according to the ratio to mixing machine (701), wherein plastic grain: the weight proportion of auxiliary material component is
10:1；The material of mixing machine (701) is stirred uniformly by mixing driving motor (707) driving stirring pawl (706) rotation, is formed
Plastic mixture；
Step 7, waste plastic particle flows out in modified mixing device (7) after modified in second material lifting device (8),
Modified plastic alloy is delivered in extruding pelletization device (9) and carries out extruding pelletization by the second material lifting device (8),
Mixture forms PC alloy material particle through chopping disk (906) circumgyration incision in extruder shell (903).
8. a kind of regeneration PC plastic alloy modification regeneration method as claimed in claim 7, it is characterised in that: described in step 6
Auxiliary material includes following parts by weight of component: 1-1.2 parts of Methyl Methacrylate-Butadiene-Styrene Copolymer, polyacrylic acid
Methyl esters -0.5-0.8 parts of butadiene copolymer, 0.2-0.3 parts of polytetrafluoroethylene (PTFE), 2-4 parts of polyethylene wax, ethylene group bis-stearamides
1-1.5 parts, thio-2 acid double 0.8-1.2 parts of lauryls, 2-3 parts of styrene-grafted maleic anhydride.
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| CN111716591A (en) * | 2020-07-01 | 2020-09-29 | 林超 | Polyethylene foam material recovery processing method |
| CN112078057A (en) * | 2020-09-03 | 2020-12-15 | 界首市宏达塑业有限公司 | Sorting and crushing device for recycling waste plastics |
| CN112440406A (en) * | 2020-11-07 | 2021-03-05 | 英华利汽车零部件（赣州）有限公司 | Injection molding raw material treatment process |
| CN113199656A (en) * | 2021-04-06 | 2021-08-03 | 广西梧州国龙再生资源发展有限公司 | Production line for HDPE plastic granulation and working method thereof |
| CN113502066A (en) * | 2021-05-31 | 2021-10-15 | 安徽鼎元新材料有限公司 | Preparation method and forming equipment of anticorrosive heat-insulating material |
| CN113607506A (en) * | 2021-08-02 | 2021-11-05 | 界首市锦丰塑业有限公司 | Production and detection integrated device for modified recycled plastic |
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| CN113926535A (en) * | 2021-10-08 | 2022-01-14 | 安徽国伟金属资源有限公司 | Screening assembly line is smashed to old and useless metal |
| CN114274417A (en) * | 2021-12-28 | 2022-04-05 | 河南沐桐环保产业有限公司 | Broken belt cleaning device of car plastics |
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| CN113199656A (en) * | 2021-04-06 | 2021-08-03 | 广西梧州国龙再生资源发展有限公司 | Production line for HDPE plastic granulation and working method thereof |
| CN113502066A (en) * | 2021-05-31 | 2021-10-15 | 安徽鼎元新材料有限公司 | Preparation method and forming equipment of anticorrosive heat-insulating material |
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| CN113607506A (en) * | 2021-08-02 | 2021-11-05 | 界首市锦丰塑业有限公司 | Production and detection integrated device for modified recycled plastic |
| CN113787646A (en) * | 2021-08-30 | 2021-12-14 | 东莞市宝烁工程塑料有限公司 | Preparation method and processing equipment of recycled environment-friendly plastic material |
| CN113752430A (en) * | 2021-09-11 | 2021-12-07 | 湖北坤塑管业有限公司 | Rapid recovery system for pe pipe old materials |
| CN113926535A (en) * | 2021-10-08 | 2022-01-14 | 安徽国伟金属资源有限公司 | Screening assembly line is smashed to old and useless metal |
| CN114274417A (en) * | 2021-12-28 | 2022-04-05 | 河南沐桐环保产业有限公司 | Broken belt cleaning device of car plastics |
| CN114347312A (en) * | 2022-01-12 | 2022-04-15 | 合肥市兴烨包装材料有限公司 | Pearl wool waste material recovery device and recovery method |
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Application publication date: 20190730 |