CN104859067A - Horizontal plastic waste recovering granulator - Google Patents

Horizontal plastic waste recovering granulator Download PDF

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Publication number
CN104859067A
CN104859067A CN201510067104.9A CN201510067104A CN104859067A CN 104859067 A CN104859067 A CN 104859067A CN 201510067104 A CN201510067104 A CN 201510067104A CN 104859067 A CN104859067 A CN 104859067A
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CN
China
Prior art keywords
melter
hot air
type
curved screen
air circulation
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
Application number
CN201510067104.9A
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Chinese (zh)
Inventor
黄兴元
袁文清
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Nanchang University
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Nanchang University
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Filing date
Publication date
Application filed by Nanchang University filed Critical Nanchang University
Priority to CN201510067104.9A priority Critical patent/CN104859067A/en
Publication of CN104859067A publication Critical patent/CN104859067A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

A horizontal plastic waste recovering granulator is composed of a hopper, a box cover, a melting chamber, a fan, an arc-shaped screen, a heating tube, a mouth mold, a pelletizing mechanism, an extrusion screw, a machine cylinder, a frame, a driving mechanism, a transmission mechanism, a V-shaped receiving hopper, a hot air circulating box body, a separator plate and a stirring mechanism. The granulator adopts hot air to directly melt plastic wastes, so the crushing and cleaning processes of traditional technologies are omitted, the working environment is improved, and secondary pollution is avoided; and the temperature of the hot air is controllable, so the overheating decomposition of plastics is avoided, cycle use of the hot air is realized, and the heat efficiency is high.

Description

A kind of horizontal-type waste plastic reclaims comminutor
Technical field
The present invention relates to comminutor technical field, particularly a kind of Waste plastics prill machine.
Background technology
The range of application of plastics is increasingly extensive, replaces metal, timber, paper etc. in a large number, along with the extensive utilization of plastics, there is a large amount of waste or used plastics, because it is difficult to degraded, be treated as a difficult problem, not only causing environmental pollution, is also the waste of resource on the other hand.Technics of reclaim of plastic waste utilizes and resource development, is the heightened awareness to environment and resources, is a kind of life style reducing waste or used plastics environmental pollution and reduce the wasting of resources.
The mode that China's waste or used plastics resource is the most general be reclaim granulation, tradition prilling is through broken and cleaning the waste or used plastics reclaimed, then carry out granulation by Screw Extrusion, pulverize the sewage that noise is large, dust is many, produce during work and cause secondary pollution.
Summary of the invention
The object of the invention is the defect for prior art; a kind of horizontal-type waste plastic comminutor is provided; this comminutor adopts the direct melting waste or used plastics of hot blast in technique; save the fragmentation in traditional handicraft and cleaning process, improve working environment, avoid causing secondary pollution; hot air circulation uses simultaneously; the thermal efficiency is high, by accurately controlling hot blast temperature, prevent plastic degradation, reliable in quality.
To achieve these goals, the present invention is by the following technical solutions:
Described horizontal-type waste plastic comminutor comprises hopper in structure, case lid, hot air circulation casing, melter, V-type connect bucket, machine barrel, extrusion screw rod, granulating mechanism and frame;
Above described melter, case lid is housed; case lid there is hopper; outside is hot air circulation casing, and there is rabbling mechanism inside, and below connects curved screen; connect V-type under screen cloth and connect bucket; V-type connects middle part, bucket below and connects machine barrel, and have extrusion screw rod in machine barrel, machine barrel is fixed in frame; machine barrel is connected with mouth mould, and mouth mould place connects granulating mechanism.
Waste or used plastics enters melter by hopper; with connect through V-type the hot blast that enters of struggling against by hot air circulation casing and contact melted by heat; rabbling mechanism is to material stirring; make it be heated evenly; the waste or used plastics of melting is fallen into V-type from curved screen and is connect bucket and enter machine barrel by the extruding of conveying ribbon; finally by screw extruding and conveying by die extrusion, the plastics extruded are by granulating mechanism pelletizing.
Described melter comprises square box, curved screen, rabbling mechanism, circulation of tail gas outlet, circulation of tail gas outlet is had above described square box, below connects curved screen, the net rib of curved screen is while be acute angle, described rabbling mechanism is supported by shaft, shaft there is stirring vane, between stirring vane and curved screen, forms wedge gap.
Hot blast connects bucket from hot air circulation entrance through V-type, melter's heating of plastic is entered through curved screen, the waste or used plastics of the wedge gap formed between stirring vane and curved screen to melter extrudes, the net rib sharp edge of curved screen scrapes stripping to the waste or used plastics be extruded, thus the block waste or used plastics top layer puddle in melter is scraped fall into below screen cloth, and the non-puddle of core continues heating and melting in melter.
Described V-type connects bucket bottom for circular arc, and there is conveying ribbon at two ends, and the ribbon at two ends is driven by reducing motor, and rotation direction makes material carry to centre, have opening to be connected with machine barrel in the middle of bottom; The molten plastic fallen into from screen cloth is transferred ribbon and pushes to middle part and fall in machine barrel at bottom central closing in the bottom that V-type connects bucket.
Described hot air circulation casing comprises hot air circulation cabinet shell, blower fan, draught fan partition plate, heating tube, and between hot air circulation casing and melter, respectively there is a Fans left and right, and fan outlet is connected in draught fan partition plate, under draught fan partition plate, heating tube is housed; The tail gas of melter makes it heat from the circulation of tail gas outlet sucking-off heating tube blowed to below draught fan partition plate by two Fans, hot blast after heating from hot air circulation entrance enter V-type connect bucket through curved screen enter melter realize recycle, can, by controlling the temperature of hot blast, plastics be avoided to cross thermal degradation.
the invention has the beneficial effects as follows:the present invention is by the direct melting waste or used plastics of hot blast, without the need to waste or used plastics is pulverized, the waste or used plastics of bulk can by the plastic melt after the melting of top layer by Screw Extrusion granulation, and the non-puddle of core continues at melter's heating and melting, therefore, avoid in production process and produce noise and dust, improve working environment; Hot air circulation utilizes, and do not have waste water, waste gas to discharge, energy consumption is low, environmental friendliness.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of described horizontal-type waste plastic comminutor;
1-hopper in figure, 2-case lid, 3-melter, 4-blower fan, 5-square box, 6-curved screen, 7-heating tube, 8-hot air circulation casing, 9-granulating mechanism, 10-mouth mould, 11-extrusion screw rod, 12-machine barrel, 13-hot air circulation entrance, 14-frame, 15-driving mechanism, 16-transmission mechanism, 17-V-type connects bucket, 18-hot air circulation casing, 19-dividing plate, 20-rabbling mechanism;
Fig. 2 is melter's structural representation of described horizontal-type waste plastic comminutor;
21-circulation of tail gas outlet in figure, 22-carries ribbon, 23-reducing motor, 24-shaft, 25-stirring vane.
Detailed description of the invention
As depicted in figs. 1 and 2, its structure comprises hopper (1) to the general structure schematic diagram of horizontal-type waste plastic comminutor of the present invention, case lid (2), melter (3), blower fan (4), square box (5), curved screen (6), heating tube (7), hot air circulation casing (8), granulating mechanism (9), mouth mould (10), extrusion screw rod (11), machine barrel (12), circulating air entrance (13), frame (14), driving mechanism (15), transmission mechanism (16), V-type connects bucket (17), hot air circulation cabinet shell (18), dividing plate (19), rabbling mechanism (20), circulation of tail gas outlet (21), conveying ribbon (22), reductor (23), shaft (24), stirring vane (25), case lid (2) is equipped with in top in described melter (3), case lid (2) there is hopper (1), melter (3) outside connects hot air circulation casing (8), rabbling mechanism (20) is equipped with in inside, below is curved screen (6), curved screen (6) below connects V-type and connects bucket (17), V-type connects bucket (17) bottom has two to carry ribbon (22), conveying ribbon (22) has reducing motor (23) to drive, V-type connects bucket (17) bottom central exit and connects machine barrel (12), and extrusion screw rod (11) is equipped with in machine barrel (12) inside, and machine barrel (12) is fixed in frame (14), machine barrel (12) connector mould (10), mouth mould (10) connects granulating mechanism (9), and rabbling mechanism (20) is supported by shaft (24), shaft (24) has stirring vane (25).By above-mentioned setting, waste or used plastics can be put into from feed hopper (1), material enters melter (3), the hot air circulation entrance (13) of bucket (17) bottom is connect to melter (3) heat air delivery through V-type after hot blast in hot air circulation casing (8) is heated by heating tube (7) under the effect of blower fan (4), waste or used plastics melted by heat, by rabbling mechanism (20), waste or used plastics is stirred again, make it be heated evenly, form wedge gap between stirring vane (25) and curved screen (6) fused materials is extruded simultaneously, the acute angle net rib of curved screen (6) scrapes stripping to the plastics being extruded plastic surface layer melting, make the plastics of melting enter V-type through curved screen (6) and connect bucket (17), the waste or used plastics of non-melting continues heating and melting in melter (3), what the plastic melt of melting connect the conveying ribbon (22) of bucket (17) bottom again by V-type delivers into machine barrel (12), make it pass through a mouthful mould (10) through extruding screw (11) extruding to extrude into strips, granulation is completed again by granulating mechanism (9).
In the present embodiment, described hot air circulation casing (8) comprises blower fan (4), draught fan partition plate (19), heating tube (7), be symmetrically arranged between described hot air circulation casing (8) and melter (3) Fans (4), blower fan (4) outlet connecting fan dividing plate (19), heating tube (7) is equipped with in draught fan partition plate (19) below has circulation of tail gas to export (21) on melter (3) top, connecing bucket (17) bottom in V-type has hot air circulation entrance (13).By above-mentioned setting, blower fan (4) can heat by the heating tube (7) that blows under draught fan partition plate (19) of the tail gas exported from circulation of tail gas (21) sucking-off melter (3), connect bucket (17) and curved screen (6) feeding melter (3) by hot air circulation entrance (13) through V-type again, realize hot air circulation and utilize.

Claims (4)

1. horizontal-type waste plastic reclaims a comminutor, it is characterized in that: described horizontal-type waste plastic comminutor comprises hopper in structure, case lid, hot air circulation casing, melter, V-type connect bucket, machine barrel, extrusion screw rod, granulating mechanism and frame;
Above described melter, case lid is housed, case lid there is hopper, outside is hot air circulation casing, and there is rabbling mechanism inside, and below connects curved screen, connect V-type under screen cloth and connect bucket, V-type connects middle part, bucket below and connects machine barrel, and have extrusion screw rod in machine barrel, machine barrel is fixed in frame, machine barrel is connected with mouth mould, and mouth mould place connects granulating mechanism;
Waste or used plastics enters melter by hopper; with connect through V-type the hot blast that enters of struggling against by hot air circulation casing and contact melted by heat; rabbling mechanism is to material stirring; make it be heated evenly; the waste or used plastics of melting is fallen into V-type from curved screen and is connect bucket and enter machine barrel by the extruding of conveying ribbon; finally by screw extruding and conveying by die extrusion, the plastics extruded are by granulating mechanism pelletizing.
2. a kind of horizontal-type waste plastic according to claim 1 reclaims comminutor, it is characterized in that: described melter comprises square box, curved screen, rabbling mechanism, circulation of tail gas outlet, circulation of tail gas outlet is had above described square box, below connects curved screen, the net rib of curved screen is while be acute angle, described rabbling mechanism is supported by shaft, and shaft has stirring vane, forms wedge gap between stirring vane and curved screen;
Hot blast connects bucket from hot air circulation entrance through V-type, melter's heating of plastic is entered through curved screen, the waste or used plastics of the wedge gap formed between stirring vane and curved screen to melter extrudes, the net rib sharp edge of curved screen scrapes stripping to the waste or used plastics be extruded, thus the block waste or used plastics top layer puddle in melter is scraped fall into below screen cloth, and the non-puddle of core continues heating and melting in melter.
3. a kind of horizontal-type waste plastic according to claim 1 reclaims comminutor, it is characterized in that: described V-type connects bucket bottom for circular arc, and there is conveying ribbon at two ends, and the ribbon at two ends is driven by reducing motor, rotation direction makes material carry to centre, has opening to be connected with machine barrel in the middle of bottom; The molten plastic fallen into from screen cloth is transferred ribbon and pushes to middle part and fall in machine barrel at bottom central closing in the bottom that V-type connects bucket.
4. a kind of horizontal-type waste plastic according to claim 1 reclaims comminutor, it is characterized in that: described hot air circulation casing comprises hot air circulation cabinet shell, blower fan, draught fan partition plate, heating tube, between hot air circulation casing and melter, respectively there is a Fans left and right, fan outlet is connected in draught fan partition plate, under draught fan partition plate, heating tube is housed; The tail gas of melter makes it heat from the circulation of tail gas outlet sucking-off heating tube blowed to below draught fan partition plate by two Fans, hot blast after heating from hot air circulation entrance enter V-type connect bucket through curved screen enter melter realize recycle, can, by controlling the temperature of hot blast, plastics be avoided to cross thermal degradation.
CN201510067104.9A 2015-02-10 2015-02-10 Horizontal plastic waste recovering granulator Pending CN104859067A (en)

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Application Number Priority Date Filing Date Title
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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105345943A (en) * 2015-11-12 2016-02-24 万盛经开区帝宇包装制品销售部 Raw material melting furnace for producing woven bags
CN106142388A (en) * 2016-08-23 2016-11-23 安徽永大胶业科技发展有限公司 A kind of sizing material secondary recovery equipment
CN106182498A (en) * 2016-08-23 2016-12-07 安徽永大胶业科技发展有限公司 A kind of recovery sizing material heater
CN106541541A (en) * 2016-10-09 2017-03-29 深圳市安思科电子科技有限公司 A kind of injection machine for improving heat utilization rate
CN107972247A (en) * 2017-11-21 2018-05-01 泉州市铭益塑料制品有限公司 A kind of waste plastics melt extrusion apparatus
CN108437293A (en) * 2018-03-29 2018-08-24 遵义锦鸿富科技发展有限公司 Breaker for plastics
CN108515637A (en) * 2018-04-25 2018-09-11 南昌大学 A kind of horizontal hot air melting waste plastic recovery pelletizer
CN108673730A (en) * 2018-06-13 2018-10-19 佛山市铂灵科技有限公司 A kind of ceramic powder extruding and pelletizing plant
CN108908790A (en) * 2018-06-26 2018-11-30 朱晓萍 A kind of waste plastic recovery and processing system
CN109747072A (en) * 2019-01-03 2019-05-14 湖南丰源环保设备科技有限公司 A kind of thawing method of EPS waste material
CN109834867A (en) * 2019-03-29 2019-06-04 王宏斌 A kind of plastic master batch processing unit (plant)
CN110421736A (en) * 2019-09-09 2019-11-08 盛时永 A kind of secondary feed back plastic granulating preparation method
JP2021503390A (en) * 2017-10-31 2021-02-12 ノードソン コーポレーションNordson Corporation A melting system that includes a melting unit with a side-filled hopper
CN112388863A (en) * 2020-11-26 2021-02-23 沙洋宇杰科技股份有限公司 Plastic recycling and granulating device for production

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CN102294767A (en) * 2011-08-11 2011-12-28 南昌大学 Method for recovering and granulating waste plastic
CN202200423U (en) * 2011-08-12 2012-04-25 南昌大学 Waste plastic recovery pelletizer
CN104175415A (en) * 2014-08-10 2014-12-03 宁国市宁盛橡塑制品有限公司 Recovery granulating machine for plastics melted by hot air

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CN102294767A (en) * 2011-08-11 2011-12-28 南昌大学 Method for recovering and granulating waste plastic
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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105345943A (en) * 2015-11-12 2016-02-24 万盛经开区帝宇包装制品销售部 Raw material melting furnace for producing woven bags
CN106142388A (en) * 2016-08-23 2016-11-23 安徽永大胶业科技发展有限公司 A kind of sizing material secondary recovery equipment
CN106182498A (en) * 2016-08-23 2016-12-07 安徽永大胶业科技发展有限公司 A kind of recovery sizing material heater
CN106541541B (en) * 2016-10-09 2019-01-15 日照众兴包装有限公司 A kind of injection molding machine improving heat utilization rate
CN106541541A (en) * 2016-10-09 2017-03-29 深圳市安思科电子科技有限公司 A kind of injection machine for improving heat utilization rate
JP7311504B2 (en) 2017-10-31 2023-07-19 ノードソン コーポレーション Melting system including melting unit with side-filling hopper
US11938505B2 (en) 2017-10-31 2024-03-26 Nordson Corporation Melt system including a melt unit with a side-loading hopper
JP2021503390A (en) * 2017-10-31 2021-02-12 ノードソン コーポレーションNordson Corporation A melting system that includes a melting unit with a side-filled hopper
CN107972247A (en) * 2017-11-21 2018-05-01 泉州市铭益塑料制品有限公司 A kind of waste plastics melt extrusion apparatus
CN108437293A (en) * 2018-03-29 2018-08-24 遵义锦鸿富科技发展有限公司 Breaker for plastics
CN108515637A (en) * 2018-04-25 2018-09-11 南昌大学 A kind of horizontal hot air melting waste plastic recovery pelletizer
CN108515637B (en) * 2018-04-25 2024-02-09 南昌大学 Horizontal hot air melting waste plastic recycling granulator
CN108673730A (en) * 2018-06-13 2018-10-19 佛山市铂灵科技有限公司 A kind of ceramic powder extruding and pelletizing plant
WO2019237834A1 (en) * 2018-06-13 2019-12-19 佛山市蓝之鲸科技有限公司 Ceramic powder extrusion granulating device
CN108908790A (en) * 2018-06-26 2018-11-30 朱晓萍 A kind of waste plastic recovery and processing system
CN109747072A (en) * 2019-01-03 2019-05-14 湖南丰源环保设备科技有限公司 A kind of thawing method of EPS waste material
CN109834867A (en) * 2019-03-29 2019-06-04 王宏斌 A kind of plastic master batch processing unit (plant)
CN110421736A (en) * 2019-09-09 2019-11-08 盛时永 A kind of secondary feed back plastic granulating preparation method
CN112388863B (en) * 2020-11-26 2022-06-14 沙洋宇杰科技股份有限公司 Plastic recycling and granulating device for production
CN112388863A (en) * 2020-11-26 2021-02-23 沙洋宇杰科技股份有限公司 Plastic recycling and granulating device for production

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Application publication date: 20150826