CN201482457U - Two-way helical extrusion granulator - Google Patents
Two-way helical extrusion granulator Download PDFInfo
- Publication number
- CN201482457U CN201482457U CN2009201411867U CN200920141186U CN201482457U CN 201482457 U CN201482457 U CN 201482457U CN 2009201411867 U CN2009201411867 U CN 2009201411867U CN 200920141186 U CN200920141186 U CN 200920141186U CN 201482457 U CN201482457 U CN 201482457U
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- screw threads
- screw
- reverse acting
- direction screw
- acting spiral
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Abstract
The utility model discloses a two-way helical extrusion granulator. The extrusion granulator comprises a casing, feed inlets, a discharge port, a frequency-conversion speed-regulation transmission device and the like, wherein a screw rod with positive-direction screw threads and negative-direction screw threads is installed in the casing, a pressurization forced feed inlet is respectively arranged above the outer side ends of the positive-direction screw threads and the negative-direction screw threads, the discharge port is arranged below an interval between the positive-direction screw threads and the negative-direction screw threads, and a granule forming mould is installed on the discharge port. The utility model has the advantages of simple structure, little equipment investment, low power consumption and high yield and can be widely applied to the field of the granulation of the products of foods, medicines, biologic feeds, biologic organic fertilizer, biomass raw materials and the like.
Description
Technical field
The utility model relates to a kind of particle manufacturing equipment, specifically is bidirectional screw extruding granulator.
Background technology
The screw extrusion prilling is widely used in industries such as agricultural byproducts, food, medicine, feed, fertilizer; the unidirectionally extruded technology of the many employings of conventional screw extrusion comminutor; exist screw-rod structure complexity (having equal diameter varying pitch, uniform pitch to become structures such as diameter, variable-pitch variable-diameter), power consumption big, yield poorly, the device fabrication defect of high cost, it is compared with other facility for granulating such as ring mode, flat-die type powdered, punch die formulas does not have outstanding technical advantage.And how to utilize the screw extrusion principle to realize that high yield, low power consuming granulation are the problems that people constantly inquire into research always.
The utility model content
Technical problem to be solved in the utility model provides a kind of bidirectional screw simple in structure, low in energy consumption, that output is high and pushes granulator.
The utility model solves the problems of the technologies described above with following technical scheme: the utility model bidirectional screw extruding granulator includes casing, charging aperture, discharging opening and frequency control transmission device; the screw rod of band transport screw and reverse acting spiral is installed in the casing; the outboard end top of transport screw and reverse acting spiral respectively is provided with a pressurization positive feed mouth; the below, interval of transport screw and reverse acting spiral is provided with discharging opening, and the grain forming mould is installed on the discharging opening.
The top of described two pressurization positive feed mouths is equipped with the positive feed device, this device includes the screw rod of a band transport screw and reverse acting spiral, top, interval between transport screw and the reverse acting spiral is provided with quantitative charging aperture, and the outboard end below of transport screw and reverse acting spiral is respectively equipped with the delivery port that is connected with above-mentioned pressurization positive feed mouth.
The utility model is simple in structure, and it utilizes the positive and negative running impinging stream of spiral extrusion principle, adopts two-way charging aperture, unidirectional discharging opening, and acquisition increase physical pressure, increase grain density, raising output are made grain products under the situation that does not increase bearing power.The utlity model has the advantage that equipment investment is few, low in energy consumption, output is high, can be widely used in product granulation fields such as food, medicine, biological feedstuff, biological organic fertilizer, biomass material.
Description of drawings
Fig. 1 is the structural representation of the utility model bidirectional screw extruding granulator.
Fig. 2 is the structural representation after the utility model bidirectional screw extruding granulator increases the positive feed device.
Among the figure: casing 1, pressurization positive feed mouth 2, transport screw 3, screw rod 4, pressurization positive feed mouth 5, reverse acting spiral 6, frequency control transmission device 7, discharging opening 8, grain forming mould 9, quantitative charging aperture 10, transport screw 11, screw rod 12, reverse acting spiral 13, frequency control transmission device 14, delivery port 15, delivery port 16.
The specific embodiment
As shown in drawings, the screw rod 4 of a band transport screw 3 and reverse acting spiral 6 is installed in the casing 1 of the utility model bidirectional screw extruding granulator, the outboard end top of transport screw 3 is provided with a pressurization positive feed mouth 2, the outboard end top of reverse acting spiral 6 is provided with a pressurization positive feed mouth 5, below, interval between transport screw 3 and the reverse acting spiral 6 is provided with discharging opening 8, and grain forming mould 9 is installed on the discharging opening 8; The top of above-mentioned two pressurization positive feed mouths is equipped with the positive feed device, this device mainly is made of the screw rod 12 of a band transport screw 11 and reverse acting spiral 13, top, interval between transport screw 11 and the reverse acting spiral 13 is provided with quantitative charging aperture 10, the outboard end below of transport screw 11 is provided with the delivery port 15 that is connected with the positive feed mouth 2 that pressurizes, and the outboard end below of reverse acting spiral 13 is provided with the delivery port 16 that is connected with the positive feed mouth 5 that pressurizes.
During work; quantitative pressure shunting charging power is provided for screw rod 12 by frequency control transmission device 14; pressure granulation power is provided for screw rod 4 by frequency control transmission device 7; material is quantitatively entered by the quantitative charging aperture 10 of positive feed device; two utmost point reversed shunts about when forward and reverse spiral turns round, producing; quantitatively be transported to partial charging aperture promptly pressurize positive feed mouth 2 and 5; promptly finished mixing of materials; homogeneous; pressurization positive feed operation; the reverse acting spiral that produces when the extremely forward and reverse spiral of extruding granulator two turns round is delivered to identical discharging opening 8 then; through the outlet discharging finished product of grain forming mould 9, promptly finish homogeneous again; supercharging; the pelletization operation.Material product yield can be controlled output by the frequency control transmission device by different material characteristic, moisture, moulding requirements, and grain products is according to different industries standard, the big or small mould of supporting different-grain diameter.
Positive feed device in the utility model structure also can adopt the positive feed device of other prior art.
The utility model bidirectional screw extruding granulator can adopt the granulation of colding pressing; be specially adapted to biological feedstuff; bio-organic fertilizer; biologics is granulated and is used; can make full use of the high pressure of this equipment; low temperature; quick granulation technique; material mixes in casing during work; homogeneous; pressurization waits the effect of sequence of operations process to be integrated in one; because equipment operation need not be heated; operating temperature lower (high pressure section generally is no more than 75 ℃); composition to heat sensitive material does not have destruction, has kept the biologically active (particularly liposoluble vitamin or vitamin C composition and microbial activity) of the said goods.
The utility model adopts the positive feed device, has effects such as mixing, homogeneous, pressurization, reduces material in the extruder high pressure section time of staying, makes extruding granulation work operation fast and stable.
Claims (2)
1. bidirectional screw pushes granulator; comprise casing, charging aperture, discharging opening and frequency control transmission device; it is characterized in that: the screw rod that band transport screw and reverse acting spiral are installed in the casing; the outboard end top of transport screw and reverse acting spiral respectively is provided with a pressurization positive feed mouth; below, interval between transport screw and the reverse acting spiral is provided with discharging opening, and the grain forming mould is installed on the discharging opening.
2. bidirectional screw extruding granulator according to claim 1; it is characterized in that: the top of described two pressurization positive feed mouths is equipped with the positive feed device; this device includes the screw rod of a band transport screw and reverse acting spiral; the top, interval of transport screw and reverse acting spiral is provided with quantitative charging aperture, and the outboard end below of transport screw and reverse acting spiral is respectively equipped with the delivery port that is connected with above-mentioned pressurization positive feed mouth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201411867U CN201482457U (en) | 2009-08-07 | 2009-08-07 | Two-way helical extrusion granulator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201411867U CN201482457U (en) | 2009-08-07 | 2009-08-07 | Two-way helical extrusion granulator |
Publications (1)
Publication Number | Publication Date |
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CN201482457U true CN201482457U (en) | 2010-05-26 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009201411867U Expired - Fee Related CN201482457U (en) | 2009-08-07 | 2009-08-07 | Two-way helical extrusion granulator |
Country Status (1)
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CN (1) | CN201482457U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105856530A (en) * | 2016-04-29 | 2016-08-17 | 华南理工大学 | Balanced type triple-screw vibrating force field reinforced plasticizing mixing extrusion method and equipment |
CN109110409A (en) * | 2017-06-23 | 2019-01-01 | 天津邬金机械设备有限公司 | Segmented spiral apparatus for feeding |
CN109126588A (en) * | 2018-08-01 | 2019-01-04 | 盛世瑶兰(深圳)科技有限公司 | A kind of production of new energy biomass granule fuel mixing arrangement and its system of processing |
CN110301838A (en) * | 2019-07-31 | 2019-10-08 | 登辉电器(惠州)有限公司 | A kind of mill beans device |
CN110919813A (en) * | 2019-11-29 | 2020-03-27 | 景德镇陶瓷大学 | Spiral-hemisphere branch combined intelligent silicon nitride dry granulation integrated device |
-
2009
- 2009-08-07 CN CN2009201411867U patent/CN201482457U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105856530A (en) * | 2016-04-29 | 2016-08-17 | 华南理工大学 | Balanced type triple-screw vibrating force field reinforced plasticizing mixing extrusion method and equipment |
CN109110409A (en) * | 2017-06-23 | 2019-01-01 | 天津邬金机械设备有限公司 | Segmented spiral apparatus for feeding |
CN109126588A (en) * | 2018-08-01 | 2019-01-04 | 盛世瑶兰(深圳)科技有限公司 | A kind of production of new energy biomass granule fuel mixing arrangement and its system of processing |
CN110301838A (en) * | 2019-07-31 | 2019-10-08 | 登辉电器(惠州)有限公司 | A kind of mill beans device |
CN110919813A (en) * | 2019-11-29 | 2020-03-27 | 景德镇陶瓷大学 | Spiral-hemisphere branch combined intelligent silicon nitride dry granulation integrated device |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20140807 |
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EXPY | Termination of patent right or utility model |