CN109910201A - A kind of processing technology for plastic powders - Google Patents
A kind of processing technology for plastic powders Download PDFInfo
- Publication number
- CN109910201A CN109910201A CN201910275255.1A CN201910275255A CN109910201A CN 109910201 A CN109910201 A CN 109910201A CN 201910275255 A CN201910275255 A CN 201910275255A CN 109910201 A CN109910201 A CN 109910201A
- Authority
- CN
- China
- Prior art keywords
- plastic
- plastics
- pickling
- fritter
- processing technology
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
A kind of processing technology for plastic powders disclosed by the invention, comprising the following steps: roughly rinsed using giant, sheared after cleaning；The plastics fritter shredded is transferred in pickling tank, reinforcing cleaning is carried out to plastics fritter using pickling solution and ultrasonic wave；Plastics fritter after pickling is transferred on the transmission belt inside drying equipment and is dried；The plastics fritter of drying is sent to melting in melting machine using transmission belt；The plastics melted feeding cooling calibrator is cooled down, extrusion pelleter is then delivered to again, mixed plastics is cut into plastic grain using cutting tool；Finally plastic grain is packed into pulverizer and is crushed to obtain the plastic powders of finished product.A kind of processing technology for plastic powders of the present invention, is mixed waste plastic with additive using the technique of melting mixing, ensure that mixed plastic components uniformity, and then the quality of plastic powders guaranteed.
Description
Technical field
The present invention relates to field of plastics processing, in particular to a kind of processing technology for plastic powders.
Background technique
Plastic powders are by the product of the further powdered of plastic grain, and plastic grain is simply possible to use in the various plastics systems of production
Product, and the plastic powders of ultra-fine uniform particle sizes can not only melt pelletizing again and carry out production plastic products at plastic grain,
And other powder particle disadvantages are also overcomed, and it is applied to various coating, can be improved the uniformity of coating surface, it is light transmission, anti-
The superiority of optical property, so ultra-fine plastic powders particle is more and more extensive in subsequent utilization.
Current plastic powders need to add various additives when processing preparation to guarantee performance, traditional technique be by
The waste plastic of recycling be crushed and is mixed again with additive, still, with the improvement of technique, various inconvenient and powder
Mixed additive is used into, in the effect that will largely effect on mixing using traditional processing technology, is caused most
Whole quality is unqualified, influences the subsequent applications of plastic powders.
Summary of the invention
The main purpose of the present invention is to provide a kind of processing technologys for plastic powders, repair for instructing to zirconium oxide
The billet surface glazing of complex.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of processing technology for plastic powders, comprising the following steps:
The first step, flushing shred: first the waste plastic of recycling roughly rinsed using giant, surface is attached
Clay stain rinse out, plastics be transferred in shear and start shear shear after cleaning, until will
Waste plastic is shredded to the fritter of 3~8cm of diameter；
Second step, pickling: the plastics fritter shredded is transferred in pickling tank, is poured into after configured pickling solution to start and be stirred
Mixing equipment is stirred, while starting the supersonic wave cleaning machine of pickling pot bottom, is strengthened using ultrasonic wave to plastics fritter
Cleaning；
Third step, drying: the plastics fritter after pickling is transferred on the transmission belt inside drying equipment, enables daylight
Lamp dries plastics fritter, removes the moisture on surface；
4th step, mixed melting: transmission belt directly send the plastics fritter of drying to melting machine, at the same to melting machine
The configured added material of interior addition, the revolving speed of melting machine is modulated using governor, while will be warming up to 200 in melting machine~
220 degrees Celsius；
Sizing cutting: the plastics melted are entered cooling calibrator by the outlet of melting machine and are cooled to by the 5th step
50~70 degrees Celsius, and keep temperature constant using temperature monitoring monitoring temperature, the modeling that subsequent cooling calibrator will melt
Anticipate type and be delivered to extrusion pelleter, mixed plastics are cut into plastic grain using cutting tool；
6th step crushes: being packed into pulverizer after waiting plastic grains to cool and solidify, by the friction of pulverizer, hits, tears
It splits etc. and to obtain the finished plastic powder of 150um.
Preferably, the pickling solution in the step 2 is the mixed liquor of ethanol water and dilute hydrochloric acid, wherein the concentration of ethyl alcohol is
15~25%, the concentration of hydrochloric acid is 5~8%, and the pickling solution poured into covers plastics fritter, and the time of pickling is 30~60 points
Clock.
Preferably, the temperature in the step 3 inside drying equipment is controlled at 50~60 degrees Celsius.
Preferably, the added material in the step 4 is 5~8 parts of dodecyl sodium sulfates, 3~5 parts of mould inhibitors, 2~3
Part ultraviolet absorber, 0.5 part of colorant and 1~3 part of auxiliary agent, the ultraviolet absorber are γ-FeO (OH), Cu5FeS4, ZnCO3
With the mixture of FeTiO3-MgTiO3, wherein the adding proportion of γ-FeO (OH), Cu5FeS4 and FeTiO3-MgTiO3 be 2~
3:1~2:1~3, the auxiliary agent are nucleating agent, coupling agent, stabilizer, lubricant, antioxidant, the mixture in plasticiser.
Preferably, the revolving speed that machine is melted in the step 4 is 200~300 revs/min, time of melting mixing is 40~
60 minutes.
Preferably, it is equipped at the top of the cooling calibrator in the step 5 on vent window and vent window and electrodeless variable-speed is installed
Blower, the air-cooled mode of the cooling calibrator cools down to the molten plastic of high temperature, and is equipped with control below vent window
The closure plate of vent window size processed.
The inside of pulverizer is respectively arranged with one group of crushing cutter and one group of quartering hammer in the step 6, in the pulverizer
The revolving speed that portion rotates rotation axis is 6000~8000 revs/min, and the bottom and two sides side of the pulverizer are respectively equipped with one
Connect the high pressure gas nozzle of compressed air.
Compared with prior art, the invention has the following beneficial effects: the processing technologys that this is used for plastic powders:
Plastics are mixed with various additives by using the mode of melting mixing, ensure that mixing it is abundant with it is equal
Ingredient collocation that is even, and being suitble to formality new；Furthermore a high pressure washing and once is carried out by the waste plastic that will recycle
Pickling solution pickling, and ultrasonic cleaning technology is added during pickling, thus the mud that adhesion will be adhered on waste plastic
Native grease stain and the flushing of other organic matters decompose, and guarantee the purity of raw material, avoid influence of the impurity to subsequent handling；It is accurate simultaneously
Control melting machine in temperature, avoid temperature it is excessively high cause portions additive denaturation failure, ensure that final mixed plastic at
Product rate.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1
A kind of processing technology for plastic powders, a kind of processing technology for plastic powders, comprising the following steps:
The first step, flushing shred: first the waste plastic of recycling roughly rinsed using giant, surface is attached
Clay stain rinse out, plastics be transferred in shear and start shear shear after cleaning, until will
Waste plastic is shredded to the fritter of 3~8cm of diameter；
Second step, pickling: the plastics fritter shredded is transferred in pickling tank, is poured into after configured pickling solution to start and be stirred
Mixing equipment is stirred, while starting the supersonic wave cleaning machine of pickling pot bottom, is strengthened using ultrasonic wave to plastics fritter
Cleaning；
Third step, drying: the plastics fritter after pickling is transferred on the transmission belt inside drying equipment, enables daylight
Lamp dries plastics fritter, removes the moisture on surface；
4th step, mixed melting: transmission belt directly send the plastics fritter of drying to melting machine, at the same to melting machine
The configured added material of interior addition, the revolving speed of melting machine is modulated using governor, while will be warming up to 200 in melting machine~
220 degrees Celsius；
Sizing cutting: the plastics melted are entered cooling calibrator by the outlet of melting machine and are cooled to by the 5th step
50~70 degrees Celsius, and keep temperature constant using temperature monitoring monitoring temperature, the modeling that subsequent cooling calibrator will melt
Anticipate type and be delivered to extrusion pelleter, mixed plastics are cut into plastic grain using cutting tool；
6th step crushes: being packed into pulverizer after waiting plastic grains to cool and solidify, by the friction of pulverizer, hits, tears
It splits etc. and to obtain the finished plastic powder of 150um.
Pickling solution in step 2 is the mixed liquor of ethanol water and dilute hydrochloric acid, wherein the concentration of ethyl alcohol is 15~25%, salt
The concentration of acid is 5~8%, and the pickling solution poured into covers plastics fritter, and the time of pickling is 30~60 minutes；In step 3
Temperature inside drying equipment is controlled at 50~60 degrees Celsius；Added material in step 4 is 5~8 parts of dodecyl sodium sulfonates
Sodium, 3~5 parts of mould inhibitors, 2~3 parts of ultraviolet absorbers, 0.5 part of colorant and 1~3 part of auxiliary agent, the ultraviolet absorber are γ-
The mixture of FeO (OH), Cu5FeS4, ZnCO3 and FeTiO3-MgTiO3, wherein γ-FeO (OH), Cu5FeS4 and FeTiO3-
The adding proportion of MgTiO3 is 2~3:1~2:1~3, and the auxiliary agent is nucleating agent, coupling agent, stabilizer, lubricant, antioxygen
Mixture in agent, plasticiser；The revolving speed that machine is melted in step 4 is 200~300 revs/min, and the time of melting mixing is 40
~60 minutes；The blower that electrodeless variable-speed is equipped on vent window and vent window, institute are equipped at the top of cooling calibrator in step 5
It states the air-cooled mode of cooling calibrator to cool down to the molten plastic of high temperature, and it is big to be equipped with control vent window below vent window
Small closure plate；The inside of pulverizer is respectively arranged with one group of crushing cutter and one group of quartering hammer in step 6, in the pulverizer
The revolving speed that portion rotates rotation axis is 6000~8000 revs/min, and the bottom and two sides side of the pulverizer are respectively equipped with one
Connect the high pressure gas nozzle of compressed air.
It should be noted that the present invention is a kind of processing technology for plastic powders, first as needed by recycling
Plastics are rinsed out the clay stain that waste plastic surface is adhered to using giant, then dry the waste plastic rinsed
Or air-dry, then be sent in shear and sheared, the sieve in shear exit is replaced, guarantees that waste plastic shreds
In the fritter at 3~8cm of diameter；Underproof waste plastic continues adding in alunite device the waste and old modeling sheared, and qualified
Material fritter then passes through conveyer belt and is sent in pickling tank, and pours into pickling tank the hydrochloric acid of 5~8% concentration and 15~25% dense
The mixing pickling solution of ethyl alcohol and the water composition of degree, starts the stirring of pickling pot bottom after so that pickling solution is covered waste plastic fritter
Motor drives the paddle inside agitator tank to be rotated, and comes into full contact with pickling solution with waste plastic fritter, useless by sticking in
Organic matter on old plastics fritter decomposes, while starting is mounted on the ultrasonic cleaner of pickling tank side, utilizes ultrasonic wave
Ultrasonic cleaning is carried out to the waste plastic fritter inside pickling tank, further takes out the impurity for adhering to adhesion on its surface,
Pickling 30~stop pickling tank and ultrasonic cleaner after sixty minutes, the waste liquid of pickling is arranged from the outlet pipe of pickling pot bottom
Out and collect；Then overturning pickling tank, the waste plastic fritter that internal washing finishes is poured on transmission belt, via biography
Moist waste plastic fritter is conveyed through the inside of drying equipment by defeated belt, using the fluorescent lamp inside drying equipment to useless
Old plastics fritter is dried, while starting drying equipment both ends is ventilation device, increases cross-ventilation, accelerates the effect of drying
Rate, and when drying, it needs to guarantee that the temperature inside drying equipment is maintained at 50~60 degrees Celsius, avoids temperature is excessively high from making
It is melted on transmission belt at waste plastic fritter, also avoids temperature is too low drying is caused to be not thorough, influence subsequent handling and add
Work；And the waste plastic fritter after drying directly passes through transmission belt and enters in melting machine, until quantitative waste and old modeling is added
Expect fritter after, then into melting machine be added 5~8 parts of dodecyl sodium sulfates, 3~5 parts of mould inhibitors, 2~3 parts of ultraviolet absorbers,
0.5 part of colorant and 1~3 part of auxiliary agent, wherein ultraviolet absorber be γ-FeO (OH), Cu5FeS4 and FeTiO3-MgTiO3 according to
2~3:1 of adding proportion~2:1~3 form mixture, auxiliary agent be nucleating agent, coupling agent, stabilizer, lubricant, antioxidant,
Mixture in plasticiser, seals the top cover of melting machine after addition, and heats up to melting machine, inside melting machine
When temperature reaches 150 degrees Celsius, the rotary electric machine for opening heat fusing motor spindle makes to start rotation stirring inside melting machine, works as melting
When temperature inside machine reaches 200 degrees Celsius, controlling the revolving speed inside melting machine is 00~300 rev/min, and is stablized in this turn
It in fast range, while controlling the temperature inside melting machine and being maintained at 200~220 degrees Celsius, after the temperature metering rotating speed being kept fixed
Start timing, the time for controlling melting mixing is 40~60 minutes；After incorporation time to be melted has arrived, the liquid that will melt
Mixed plastic is flowed into cooling calibrator by the outlet of melting machine, opens louver(-vre) and cooling fan at the top of cooling calibrator,
The liquid mixed plastic good to high-temperature fusion cools down, the mixed plastic temperature in rigorous concentration cooling calibrator, when
When the temperature of cooling calibrator internal mix plastics is down to 80~100 degrees Celsius, slowly closes louver(-vre) and slow down cooling fan
Revolving speed completely close louver(-vre) and cooling fan when the temperature of mixed plastic is down to 70 degrees Celsius or less, will cool down at this time
Mixed plastic afterwards, which is delivered in pelleter, carries out pelletizing；The mixed plastic for being cut into particle, which is transported at spaciousness, waits it naturally cold
But, then completely cooling mixed plastic particles are packed into pulverizer and are crushed, using the sieve of 100 mesh to smashed
Powder is detected, underproof to continue to crush, and qualified product then encapsulates preservation.
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 (7)
1. a kind of processing technology for plastic powders, it is characterised in that: the following steps are included:
The first step, flushing shred: first roughly being rinsed the waste plastic of recycling using giant, by surface attachment
Clay stain rinses out, and plastics are transferred in shear and start shear shear after cleaning, until will be waste and old
Plastics are shredded to the fritter of 3~8cm of diameter；
Second step, pickling: the plastics fritter shredded is transferred in pickling tank, and starting stirring is set after pouring into configured pickling solution
It is standby to be stirred, while starting the supersonic wave cleaning machine of pickling pot bottom, reinforcing cleaning is carried out to plastics fritter using ultrasonic wave；
Third step, drying: the plastics fritter after pickling is transferred on the transmission belt inside drying equipment, enables fluorescent lamp pair
Plastics fritter is dried, and the moisture on surface is removed；
4th step, mixed melting: transmission belt directly send the plastics fritter of drying to melting machine, while adding into melting machine
Add configured added material, the revolving speed of melting machine is modulated using governor, while 200~220 will be warming up in melting machine
Degree Celsius；
5th step, sizing cutting: plastics melt are exported by melting machine enter cooling calibrator be cooled to 50~
70 degrees Celsius, and keep temperature constant using temperature monitoring monitoring temperature, subsequent cooling calibrator determines the plastics melted
Type is simultaneously delivered to extrusion pelleter, and mixed plastics are cut into plastic grain using cutting tool；
6th step crushes: being packed into pulverizer after waiting plastic grains to cool and solidify, passes through the friction, shock, tearing etc. of pulverizer
Obtain the finished plastic powder of 150um.
2. a kind of processing technology for plastic powders according to claim 1, it is characterised in that: in the step 2
Pickling solution is the mixed liquor of ethanol water and dilute hydrochloric acid, wherein the concentration of ethyl alcohol is 15~25%, and the concentration of hydrochloric acid is 5~8%,
And the pickling solution poured into covers plastics fritter, and the time of pickling is 30~60 minutes.
3. a kind of processing technology for plastic powders according to claim 1, it is characterised in that: dried in the step 3
Temperature inside dry equipment is controlled at 50~60 degrees Celsius.
4. a kind of processing technology for plastic powders according to claim 1, it is characterised in that: in the step 4
Added material be 5~8 parts of dodecyl sodium sulfates, 3~5 parts of mould inhibitors, 2~3 parts of ultraviolet absorbers, 0.5 part of colorant and 1~
3 parts of auxiliary agents, the ultraviolet absorber are the mixture of γ-FeO (OH), Cu5FeS4, ZnCO3 and FeTiO3-MgTiO3, wherein
The adding proportion of γ-FeO (OH), Cu5FeS4 and FeTiO3-MgTiO3 be 2~3:1~2:1~3, the auxiliary agent be nucleating agent,
Coupling agent, stabilizer, lubricant, antioxidant, the mixture in plasticiser.
5. a kind of processing technology for plastic powders according to claim 1, it is characterised in that: melted in the step 4
The revolving speed for melting machine is 200~300 revs/min, and the time of melting mixing is 40~60 minutes.
6. a kind of processing technology for plastic powders according to claim 1, it is characterised in that: in the step 5
The blower that electrodeless variable-speed is equipped on vent window and vent window, the air-cooled side of the cooling calibrator are equipped at the top of cooling calibrator
Formula cools down to the molten plastic of high temperature, and the closure plate of control vent window size is equipped with below vent window.
7. a kind of processing technology for plastic powders according to claim 1, it is characterised in that: powder in the step 6
The inside of broken machine is respectively arranged with one group of crushing cutter and one group of quartering hammer, and the revolving speed of the pulverizer inner rotation rotation axis is
6000~8000 revs/min, the bottom and two sides side of the pulverizer are respectively equipped with the high pressure gas of a connection compressed air
Mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275255.1A CN109910201A (en) | 2019-04-08 | 2019-04-08 | A kind of processing technology for plastic powders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275255.1A CN109910201A (en) | 2019-04-08 | 2019-04-08 | A kind of processing technology for plastic powders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109910201A true CN109910201A (en) | 2019-06-21 |
Family
ID=66968813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910275255.1A Pending CN109910201A (en) | 2019-04-08 | 2019-04-08 | A kind of processing technology for plastic powders |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109910201A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110423482A (en) * | 2019-08-01 | 2019-11-08 | 浙江祥景科技有限公司 | Plastic-wood floor manufacturing method |
| CN110818985A (en) * | 2019-11-18 | 2020-02-21 | 齐俊国 | Thermoplastic plastic powder and processing technology thereof |
| CN112795068A (en) * | 2020-12-30 | 2021-05-14 | 界首市旭升塑胶制品有限公司 | Waste plastic recovery treatment process |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108247905A (en) * | 2017-12-07 | 2018-07-06 | 广德盛源电器有限公司 | A kind of plastic grain regeneration technology |
-
2019
- 2019-04-08 CN CN201910275255.1A patent/CN109910201A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108247905A (en) * | 2017-12-07 | 2018-07-06 | 广德盛源电器有限公司 | A kind of plastic grain regeneration technology |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110423482A (en) * | 2019-08-01 | 2019-11-08 | 浙江祥景科技有限公司 | Plastic-wood floor manufacturing method |
| CN110818985A (en) * | 2019-11-18 | 2020-02-21 | 齐俊国 | Thermoplastic plastic powder and processing technology thereof |
| CN112795068A (en) * | 2020-12-30 | 2021-05-14 | 界首市旭升塑胶制品有限公司 | Waste plastic recovery treatment process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109910201A (en) | A kind of processing technology for plastic powders | |
| CN204566452U (en) | A kind of horizontal-type waste plastic reclaims comminutor | |
| CN208343215U (en) | A kind of plastic granulator | |
| CN104859067A (en) | Horizontal plastic waste recovering granulator | |
| CN110423482A (en) | Plastic-wood floor manufacturing method | |
| CN107322833A (en) | The reclaimer and recovery method of a kind of old circuit board | |
| CN112479563A (en) | Equipment is melted with raw materials cooperation to fire prevention glass processing | |
| CN110027129A (en) | A kind of regeneration PC plastic alloy modification regenerative system and regeneration method | |
| CN204322346U (en) | One moulds wooden granulating system | |
| CN206855977U (en) | A kind of plastic granulator rapidly cooled down | |
| CN207887137U (en) | A kind of pharmaceutical purpose wet granulator | |
| CN109624125A (en) | Plastic crushing mixing granulator all-in-one machine and granulation recovery method | |
| CN218314566U (en) | Multifunctional plastic manufacturing equipment | |
| CN214735336U (en) | Equipment is melted with raw materials cooperation to fire prevention glass processing | |
| CN209649233U (en) | One kind having more material head mixing granulator all-in-one machine | |
| CN209599623U (en) | Plastic crushing mixing granulator all-in-one machine | |
| CN106273341A (en) | A kind of inflation film manufacturing machine screw extrusion apparatus | |
| CN211755683U (en) | Agricultural product particle crushing device | |
| CN208410307U (en) | A kind of mixing system of plastic granulator | |
| CN210229770U (en) | Detergent agitated vessel convenient to wash | |
| CN109501033A (en) | One kind having more material head mixing granulator all-in-one machine | |
| JP2002240032A (en) | Granulation method | |
| CN110253784A (en) | Continous way mixing extruder | |
| CN109732831A (en) | A kind of preparation process of PC sunlight board | |
| CN108582392A (en) | A kind of production technology of the wooden dustbin of modeling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190621 |