CN110238987A - A kind of wood plastic particles manufacturing method - Google Patents
A kind of wood plastic particles manufacturing method Download PDFInfo
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- CN110238987A CN110238987A CN201910672513.XA CN201910672513A CN110238987A CN 110238987 A CN110238987 A CN 110238987A CN 201910672513 A CN201910672513 A CN 201910672513A CN 110238987 A CN110238987 A CN 110238987A
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- mixed material
- stalk
- plastic particles
- wood plastic
- mixed
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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
- 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
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- Mechanical Engineering (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The present invention relates to residual film reutilization technology fields, and in particular to a kind of wood plastic particles manufacturing method, comprising the following steps: S10: the soil sand impurity in the mixed material of removal polyethylene agricultural mulching and stalk；S20: mixed material is crushed；S30: the soil sand impurity in broken mixed material is sifted out；S40: the material after removal of impurities is stirred mixed；S50: the material after being stirred is sampled；S60: in sample materials mulch and stalk separate, respectively sense weight；S70: addition stalk or polyethylene material make stalk and plastics in mixed material reach predetermined ratio；Add auxiliary material；S80: mixed material is thoroughly mixed；S90: extrusion process equipment is granulated using wood moulding, granulation is extruded to mixed material progress heating melting.The technique for manufacturing wood plastic particles can be simplified in mulch recycling and reusing using the present invention.
Description
Technical field
The present invention relates to residual film reutilization technology field more particularly to a kind of wood plastic particles manufacturing methods.
Background technique
Film-mulching technique by improving the soil moisture, keeping soil moisture, maintenance soil texture, keep a full stand of seedings, reduce by suppression salt
Insect pest etc. promotes crop growth, achievees the purpose that volume increase.The grain vegetables of Chinese more than ten00000000 people can be completely self-sufficient,
Even outlet is in great demand external, closely bound up with agricultural mulching.Coming into operation for agricultural mulching makees various grains and other economy
Object increases production significantly, such as grain, cotton, oil, melon and fruit etc., unquestionably, agricultural mulching be China's agricultural development important person who has rendered outstanding service it
One.Now most of is still easily to cause " white pollution " using plastic film, it is necessary to by mulch recycling and reusing.It is right at present
The recycling of mulch is all to separate mulch with impurity such as stalks, then carries out cleaning removal of impurities to mulch, and dry, adds
Work granulation etc., can be used as the raw material of Wood-plastic material；But when recycling mulch, mulch is easy to be wrapped on stalk, causes point
From difficulty, recycles processing technology complicated, improve production cost.
Summary of the invention
In view of this, the present invention provides a kind of wood plastic particles manufacturing method, when main purpose is mulch recycling and reusing,
The technique for simplifying manufacture wood plastic particles.
In order to achieve the above objectives, present invention generally provides following technical solutions:
The embodiment of the present invention provides a kind of wood plastic particles manufacturing method, comprising the following steps:
S10: the soil sand impurity in the mixed material of removal polyethylene agricultural mulching and stalk；
S20: mixed material is crushed；
S30: the soil sand impurity in broken mixed material is sifted out；
S40: mixing is stirred to the material after removal of impurities；
S50: the material after being stirred is sampled；
S60: in sample materials mulch and stalk separate, respectively sense weight；
S70: addition stalk or polyethylene material make stalk and plastics in mixed material reach predetermined ratio；It adds auxiliary
Material；
S80: mixed material is thoroughly mixed；
S90: extrusion process equipment is granulated using wood moulding, granulation is extruded to mixed material progress heating melting.
Further, auxiliary material includes: stabilizer, lubricant, foaming agent and fire retardant in S70.
Further, mixed material in S70: polyethylene agricultural mulching, stabilizer, lubricant, foaming agent, fire retardant and straw
The mass ratio of stalk is 16:2:3:1:5:21.
Further, it is double screw extruder that wood moulding, which is granulated and squeezes out process equipment, in S90；The double screw extruder squeezes out
Temperature is 210~230 DEG C, and extrusion pressure is 10.5~12MPa, and extruded velocity is 0.25~0.4m3/min。
Further, it during in S10 by carrying out chain conveying to mixed material, is shaken, is realized mixture
Soil sand impurity separation in material.
Further, the mulch in mixed material is broken into the sheet of 30~100mm in S20；Stalk is broken into 30
~60mm's is rod-shaped.
Further, mixed material being mixed by high-speed mixer in S80, the revolving speed of mixing machine is 550~
600r/min, incorporation time are 15~25min.
Further, S10, S20, S30 and S40 use dust pelletizing system dedusting in an implementation.
Further, vibration is carried out to the soil sand impurity in mixed material by gas vibration formula travelling sieve in S30 to screen out.
Further, in S60 in sample materials mulch and stalk pass through wind filter separate.
By above-mentioned technical proposal, wood plastic particles manufacturing method of the present invention is at least had the advantage that
Can mulch recycling and reusing when, simplify manufacture wood plastic particles process flow.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, with presently preferred embodiments of the present invention, detailed description is as follows below.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Preferred embodiment, to specific embodiment, structure, feature and its effect applied according to the present invention, detailed description is as follows.Under
It states in bright, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or more embodiments
In special characteristic, structure or feature can be combined by any suitable form.
A kind of wood plastic particles manufacturing method that one embodiment of the present of invention proposes, comprising the following steps:
S10: the soil sand impurity in the mixed material of removal polyethylene agricultural mulching and stalk；Shaker belting can be used
Remove bulky grain soil sand impurity in mixed material.
S20: mixed material is crushed；Mixed material can be crushed by straw crusher.Mulch is broken
For sheet, stalk is broken for fine granularity；The broken of mixed material can be carried out repeatedly, be required until reaching extruding.
S30: sifting out the soil sand impurity in broken mixed material, will be bonded in soil sand on material into one
Lower removal.
S40: mixing is stirred to the material after removal of impurities；
S50: the material after being stirred is sampled；The mixed material of constant weight is extracted in mixed material.
S60: in sample materials mulch and stalk separate, respectively sense weight, to determine straw in mixed material
The ratio of stalk and mulch.
S70: addition stalk or polyethylene material make stalk and plastics in mixed material reach predetermined ratio；It adds auxiliary
Material；
S80: mixed material is thoroughly mixed；
S90: extrusion process equipment is granulated using wood moulding, granulation is extruded to mixed material progress heating melting.Certainly,
Mixed material can also be squeezed by wood-plastic board extrusion equipment in S90, make wood-plastic board.
One embodiment of the present of invention propose a kind of wood plastic particles manufacturing method, can mulch recycling and reusing when, letter
Change the process flow of manufacture wood plastic particles.The residual mulching film in farmland can be made full use of, not needed to residual film and stalk
It is separated, the operation such as cleans, dries, greatly reducing the recycling cost of residual film, to promoting used plastic collection recycling to have product
Pole meaning can effectively reduce the white pollution in farmland.
As the preferred of above-described embodiment, auxiliary material includes: stabilizer, lubricant, foaming agent and fire retardant in S70.Lubrication
Agent is zinc stearate；By the way that foaming agent is added, be conducive to it is fully dispersed between each ingredient, and further, in the mistake of foaming
Due to foring the structure of internal expansion in journey, each ingredient can be filled, preferably to realize mentioned component in the present invention
Mixing, and there is also more gaps in this configuration, can make in subsequent extrusion, and each component is further
Ground is dispersed.The gap between mixture is formed by the effect of foaming agent, is conducive to form dispersion in extrusion process
System.
As the preferred of above-described embodiment, mixed material in S70: polyethylene agricultural mulching, stabilizer, lubricant, foaming
The mass ratio of agent, fire retardant and stalk is 16:2:3:1:5:21.
It is double screw extruder that as the preferred of above-described embodiment, in S90, wood moulding, which is granulated and squeezes out process equipment,；Twin-screw squeezes
Machine extrusion temperature is 210~230 DEG C out, and extrusion pressure is 10.5~12MPa, and extruded velocity is 0.25~0.4m3/min。
As the preferred of above-described embodiment, in S10 by carrying out chain conveying to mixed material during, shaken,
It realizes and separates the soil sand impurity in mixed material.
As the preferred of above-described embodiment, the mulch in mixed material is broken into the sheet of 30~100mm in S20；It will
Stalk is broken into the rod-shaped of 30~60mm.
As the preferred of above-described embodiment, mixed material is mixed by high-speed mixer in S80, mixing machine turns
Speed is 550~600r/min, and incorporation time is 15~25min.
As the preferred of above-described embodiment, S10, S20, S30 and S40 use dust pelletizing system dedusting in an implementation.
As the preferred of above-described embodiment, formula travelling sieve is shaken to the soil sand impurity progress in mixed material by gas in S30
Vibration screens out.Broken mixed material can be delivered to travelling sieve to the soil sand impurity in mixed material by shaker belting
Carry out screening separation.
As the preferred of above-described embodiment, in S60 in sample materials mulch and stalk pass through wind filter and separate.Ground
Film is different with the specific gravity of stalk, under the action of the wind, can be isolated.
It further illustrates, although terms first, second etc. can be used for describing various elements herein, these arts
Language should in no way limit these elements.These terms are only used to distinguish an element and another element.For example, first element can be by
Referred to as second element, also, similarly, second element can be referred to as first element, and these terms are only used to distinguish a member
Part and another element.Without departing from the range of exemplary embodiment.Similarly, element one, element two also not representation element
Sequentially, these terms are only used to distinguish an element and another element.As used herein, term "and/or" includes one or more
A associated any combination for listing project and all combinations.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, according to
According to technical spirit any simple modification, equivalent change and modification to the above embodiments of the invention, this hair is still fallen within
In the range of bright technical solution.
Claims (10)
1. a kind of wood plastic particles manufacturing method, which comprises the following steps:
S10: the soil sand impurity in the mixed material of removal polyethylene agricultural mulching and stalk；
S20: mixed material is crushed；
S30: the soil sand impurity in broken mixed material is sifted out；
S40: mixing is stirred to the material after removal of impurities；
S50: the material after being stirred is sampled；
S60: in sample materials mulch and stalk separate, respectively sense weight；
S70: addition stalk or polyethylene material make stalk and plastics in mixed material reach predetermined ratio；Add auxiliary material；
S80: mixed material is thoroughly mixed；
S90: extrusion process equipment is granulated using wood moulding, granulation is extruded to mixed material progress heating melting.
2. wood plastic particles manufacturing method according to claim 1, which is characterized in that
Auxiliary material includes: stabilizer, lubricant, foaming agent and fire retardant in S70.
3. wood plastic particles manufacturing method according to claim 2, which is characterized in that
Mixed material in S70: polyethylene agricultural mulching, stabilizer, lubricant, foaming agent, fire retardant and stalk mass ratio
For 16:2:3:1:5:21.
4. wood plastic particles manufacturing method according to claim 3, which is characterized in that
It is double screw extruder that wood moulding, which is granulated and squeezes out process equipment, in S90；The double screw extruder extrusion temperature be 210~
230 DEG C, extrusion pressure is 10.5~12MPa, and extruded velocity is 0.25~0.4m3/min。
5. wood plastic particles manufacturing method according to claim 1, which is characterized in that
In S10 by carrying out chain conveying to mixed material during, shaken, realized the soil sand impurity in mixed material
Separation.
6. wood plastic particles manufacturing method according to claim 1, which is characterized in that
Mulch in mixed material is broken into the sheet of 30~100mm in S20；Stalk is broken into the rod-shaped of 30~60mm.
7. wood plastic particles manufacturing method according to claim 1, which is characterized in that
Mixed material is mixed by high-speed mixer in S80, the revolving speed of mixing machine is 550~600r/min, when mixing
Between be 15~25min.
8. wood plastic particles manufacturing method according to claim 1, which is characterized in that
S10, S20, S30 and S40 use dust pelletizing system dedusting in an implementation.
9. wood plastic particles manufacturing method according to claim 1, which is characterized in that
Vibration is carried out to the soil sand impurity in mixed material by gas vibration formula travelling sieve in S30 to screen out.
10. wood plastic particles manufacturing method according to claim 1, which is characterized in that
In S60 in sample materials mulch and stalk pass through wind filter separate.
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| CN201910672513.XA CN110238987A (en) | 2019-07-24 | 2019-07-24 | A kind of wood plastic particles manufacturing method |
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| CN201910672513.XA CN110238987A (en) | 2019-07-24 | 2019-07-24 | A kind of wood plastic particles manufacturing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251506A (en) * | 2019-11-06 | 2020-06-09 | 石河子大学 | Production method and processing line for mechanically-harvested cotton field film impurity hot-pressing board |
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| CN101417459B (en) * | 2007-10-24 | 2012-12-26 | 石河子天露节水设备有限责任公司 | Method for producing wood plastic composite material using plant straw and waste plastic and material thereof |
| CN103640104A (en) * | 2013-12-30 | 2014-03-19 | 甘肃宏鑫农业科技有限公司 | Method for recycling, cleaning and granulating waste mulching films |
| CN104760158A (en) * | 2015-04-10 | 2015-07-08 | 民勤县家兴节能服务有限公司 | Waste mulching film recycling and processing method |
| CN105269714A (en) * | 2015-09-11 | 2016-01-27 | 新疆农业科学院农业机械化研究所 | Device for separating waste mulching films from impurities |
| CN107043483A (en) * | 2017-01-20 | 2017-08-15 | 孙佳音 | The method of mulch film recycling |
| US20180215914A1 (en) * | 2017-01-31 | 2018-08-02 | The United States Of America, As Represented By The Secretary Of Agriculture | Biodegrable cardstock composition |
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2019
- 2019-07-24 CN CN201910672513.XA patent/CN110238987A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101417459B (en) * | 2007-10-24 | 2012-12-26 | 石河子天露节水设备有限责任公司 | Method for producing wood plastic composite material using plant straw and waste plastic and material thereof |
| CN103640104A (en) * | 2013-12-30 | 2014-03-19 | 甘肃宏鑫农业科技有限公司 | Method for recycling, cleaning and granulating waste mulching films |
| CN104760158A (en) * | 2015-04-10 | 2015-07-08 | 民勤县家兴节能服务有限公司 | Waste mulching film recycling and processing method |
| CN105269714A (en) * | 2015-09-11 | 2016-01-27 | 新疆农业科学院农业机械化研究所 | Device for separating waste mulching films from impurities |
| CN107043483A (en) * | 2017-01-20 | 2017-08-15 | 孙佳音 | The method of mulch film recycling |
| US20180215914A1 (en) * | 2017-01-31 | 2018-08-02 | The United States Of America, As Represented By The Secretary Of Agriculture | Biodegrable cardstock composition |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251506A (en) * | 2019-11-06 | 2020-06-09 | 石河子大学 | Production method and processing line for mechanically-harvested cotton field film impurity hot-pressing board |
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Application publication date: 20190917 |