CN104588666B - Cut-in type powder forming pelletizer - Google Patents
Cut-in type powder forming pelletizer Download PDFInfo
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- CN104588666B CN104588666B CN201410816439.1A CN201410816439A CN104588666B CN 104588666 B CN104588666 B CN 104588666B CN 201410816439 A CN201410816439 A CN 201410816439A CN 104588666 B CN104588666 B CN 104588666B
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Abstract
The invention relates to a cut-in type powder forming pelletizer which comprises a feeding device, a pelletizing device and a drying and discharging device. The feeding device, the pelletizing device and the drying and discharging device are arranged in sequence. The pelletizing device comprises an extruding tank and a sleeve cone arranged in the extruding tank, the sleeve cone comprises an extruding cone body on the outer layer and a cutting cone body on the inner layer, the large end of the sleeve cone is communicated with the drying and discharging device downwards, the feeding device is communicated with the extruding tank in a sealing mode, and the extruding cone body can rotate round the axis of itself relative to the cutting cone body. Large inner pressure is generated in the extruding tank through materials constantly extruded into the extruding tank, the materials are extruded out of extruding holes in a strip shape, and the materials are cut into pellets through relative motion of the cutting cone body and the extruding cone body. Due to the fact that a grid ring corresponds to a horizontal ring in position, the strip-shaped materials entering grid holes can be cut off, and the length of the pellets can be adjusted. A driving device is arranged above, and pelletizing cannot be influenced. The materials can be extruded to be of a strip-shaped structure through a cap, and the cap can actively extract the materials. The drying and discharging device can dry and transfer the manufactured pellets.
Description
Technical field
The present invention relates to the prilling granulator of a kind of field of powder metallurgy, particularly relate to a kind of cut-in type powder compacting comminutor.
Background technology
Powder metallurgy is to produce metal or with metal dust (or mixture of metal dust and non-metal powder) as raw material, through shaping and sintering, manufactures metal material, composite and the Technology of all kinds goods.Powder metallurgic method has similar place to producing pottery, and therefore, a series of New Technologies In Powder Metallu Rgies can also be used for the preparation of ceramic material.Due to the advantage of PM technique, it has become the key solving new material problem, has played very important effect in the development of new material.
In the preceding working procedure of powder metallurgy, after with the addition of the materials such as paraffin, rubber, machine oil and plasticizer, it is thoroughly mixed into the powder ball of similar plasticine, then it is squeezed into bar to be granulated by cutting, eventually pass hot blast etc. to blow, dry, in order to the follow-up pellet by multiple batches carries out mixed batch, checkmating the mass discrepancy between batch, pellet can conveniently enter mould and is shaped simultaneously.In prior art, the production efficiency of prilling granulator is too low, it is impossible to enough meet the needs of large-scale production.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, it is provided that the cut-in type powder compacting comminutor of a kind of simple in construction.
For reaching above-mentioned purpose; the technical solution used in the present invention is: a kind of cut-in type powder compacting comminutor; including: feeding device, prilling granulator and the dry discharger set gradually; it is characterized in that; described prilling granulator includes material extrusion tank; and the set cone being arranged in material extrusion tank; described set cone includes extrusion cone and the cutting cone of internal layer being arranged on outer layer; the big of described set cone connects described dry discharger upside down; described feeding device seals and connects described material extrusion tank, and described extrusion cone can rotate along its axis relative to cutting cone.
In a preferred embodiment of the present invention, described extrusion cone being placed with extrusion cavities, described extrusion cavities is arranged into several horizontal casts on described extrusion cone, and cutting cone is provided with several grid circles, the corresponding horizontal loop in each described equal position of grid circle.
In a preferred embodiment of the present invention, described extrusion cone lateral wall is provided with cap body, and described cap body is covered on described extrusion cavities, and described cap body is provided with the opening of described extrusion cone direction of rotation, extrusion cavities described in described open communication.
In a preferred embodiment of the present invention, described grid circle is provided with alternate grid hole and grid bar, and the grid hole quantity on each grid circle is all identical with the extrusion cavities quantity on corresponding horizontal loop.
In a preferred embodiment of the present invention, described material extrusion tank is provided with binder mouth, and described binder mouth is tightly connected screw extruder.
In a preferred embodiment of the present invention, described extrusion cone top connects driving means, and described driving means can drive extrusion cone to rotate relative to described cutting cone.
In a preferred embodiment of the present invention, described extrusion cavities is square or circular.
In a preferred embodiment of the present invention, between described material extrusion tank and described extrusion cone in addition to extrusion cavities, other position seals are arranged.
In a preferred embodiment of the present invention, described dry discharger is provided with the drying air fan and mixing tank connected by pipeline, and the most catotropic of described set cone is passed in described pipeline.
In a preferred embodiment of the present invention, described feeding device is screw extruder, and described screw extruder connects the binder mouth on described material extrusion tank.
The present invention solves defect present in background technology, and material extrusion tank of the present invention is by the material constantly clamp-oned so that it is internal produce bigger intrinsic pressure, and material is extruded into strips from extrusion cavities, and the relative motion produced at cutting tank and extrusion tank is cut into granular；Owing to grid circle is corresponding with horizontal loop position, entering into the strip material in grid hole will be the most cut-off, and granular length can regulate；Driving means is provided with up and does not interferes with pelletize work；The beneficially material that is provided with of cap body is squeezed into list structure, and material can actively be taken by cap body；Drying air fan and mixing device can be to instant being dried and transfer processing of the pellet produced.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the three-dimensional structure diagram of the preferred embodiments of the present invention；
Fig. 2 is the perspective view of the extrusion tank of the preferred embodiments of the present invention；
Fig. 3 is the three-dimensional structure diagram of the extrusion cone of the preferred embodiments of the present invention；
Fig. 4 is the three-dimensional structure diagram of the cutting cone of the preferred embodiments of the present invention；
In figure: 1, material extrusion tank, 2, binder mouth, 3, set cone, 4, extrusion cone, 5, extrusion cavities, 6, cap body, 7, cutting cone, 8, grid hole, 9, grid bar, 10, driving means, 11, screw extruder, 12, drying air fan, 13, mixing tank.
Detailed description of the invention
Presently in connection with drawings and Examples, the present invention is further detailed explanation, and these accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is described the most in a schematic way, and therefore it only shows the composition relevant with the present invention.
As Figure 1-4; a kind of cut-in type powder compacting comminutor; including: feeding device, prilling granulator and the dry discharger set gradually; prilling granulator includes material extrusion tank 1; and the set cone 3 being arranged in material extrusion tank 1, set cone 3 includes extrusion cone 4 and the cutting cone 7 of internal layer being arranged on outer layer, and the big connection upside down of set cone 3 is dried discharger; feeding device seals connection material extrusion tank 1, and extrusion cone 4 can rotate along its axis relative to cutting cone 7.Being placed with extrusion cavities 5 on extrusion cone 4, extrusion cavities 5 is arranged into several horizontal casts on extrusion cone 4, and cutting cone 7 is provided with several grid circles, the corresponding horizontal loop in each equal position of grid circle.
Material extrusion tank 1 is by the material constantly clamp-oned so that it is internal produce bigger intrinsic pressure, and material is extruded into strips from extrusion cavities 5, and the relative motion produced at cutting tank and extrusion tank is cut into granular；Owing to grid circle is corresponding with horizontal loop position, entering into the strip material in grid hole 8 will be the most cut-off, and granular length can regulate；Driving means 10 is provided with up and does not interferes with pelletize work；The beneficially material that is provided with of cap body 6 is squeezed into list structure, and material can actively be taken by cap body 6；Drying air fan 12 and mixing device can be to instant being dried and transfer processing of the pellet produced.
Extrusion cone 4 lateral walls are provided with cap body 6, and cap body 6 is covered on extrusion cavities 5, and cap body 6 is provided with the opening of extrusion cone 4 direction of rotation, open communication extrusion cavities 5, cap body 6 is when being extruded cone 4 and being rotated, it is possible to actively take material, become bar effect more preferable, more initiative.
Grid circle is provided with alternate grid hole 8 and grid bar 9, and grid hole 8 quantity on each grid circle is all identical with extrusion cavities 5 quantity on corresponding horizontal loop, and such design makes the material of strip can be cut into pellet uniformly, and pelletize is more uniform.The interval setting of grid bar 9 and grid hole 8 and the lateral length of each grid hole 8 can specify that the length of pellet.
Feeding device is screw extruder 11, the binder mouth 2 material extrusion tank 1 that screw extruder 11 connects on material extrusion tank 1 is provided with binder mouth 2, binder mouth 2 is tightly connected screw extruder 11, material can sufficiently be mixed by screw extruder 11, then sufficient pressure is provided for extruding tank, it is ensured that expect into the smooth of bar.
Extrusion cone 4 top connects driving means 10, and driving means 10 can drive extrusion cone 4 to rotate relative to cutting cone 7, and the active rotation of extrusion cone 4 can rotate relative to cutting cone 7 and carry out blank, cap body 6 motion can be driven again actively to take material and carry out into bar.
Extrusion cone is 4 together with cutting cone 7 squeezed tight, and such working angles does not have material and is mixed between extrusion cone 4 and cutting cone 7, and impact rotates against, and to enable to cut more accurate simultaneously.
Extrusion cavities 5 is square or circular, and the pellet shape of cross section so cut out can be controlled, and square or circular cross sectional shape pellet can be applicable to the billot density forming requirements of different die molding machines.
Between material extrusion tank 1 and extrusion cone 4 in addition to extrusion cavities 5, other position seals are arranged, and such extruding force can all focus at extrusion cavities 5.
Dry discharger is provided with the drying air fan 12 and mixing tank 13 connected by pipeline, the the most catotropic of cone 3 is passed in pipeline set, so pellet just can be immediately introduced into mixing tank 13 by hot blast when just producing, and hot blast has the time of abundance to be dried up by pellet in the duct.
Desirable embodiment according to the present invention is enlightenment above, and by above-mentioned description, related personnel can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine technical scope according to right.
Claims (6)
1. a cut-in type powder compacting comminutor; including: feeding device, prilling granulator and the dry discharger set gradually; it is characterized in that; described prilling granulator includes material extrusion tank; and the set cone being arranged in material extrusion tank, described set cone includes extrusion cone and the cutting cone of internal layer being arranged on outer layer, and the big of described set cone connects described dry discharger upside down; described feeding device seals and connects described material extrusion tank, and described extrusion cone can rotate along its axis relative to cutting cone；
Being placed with extrusion cavities on described extrusion cone, described extrusion cavities is arranged into several horizontal casts on described extrusion cone, and cutting cone is provided with several grid circles, the corresponding horizontal loop in each described equal position of grid circle；
Described extrusion cone lateral wall is provided with cap body, and described cap body is covered on described extrusion cavities, and described cap body is provided with the opening of described extrusion cone direction of rotation, extrusion cavities described in described open communication；
Described grid circle is provided with alternate grid hole and grid bar, and the grid hole quantity on each grid circle is all identical with the extrusion cavities quantity on corresponding horizontal loop.
Cut-in type powder compacting comminutor the most according to claim 1, it is characterised in that: described material extrusion tank is provided with binder mouth, and described binder mouth is tightly connected screw extruder.
Cut-in type powder compacting comminutor the most according to claim 1, it is characterised in that: described extrusion cavities is square or circular.
Cut-in type powder compacting comminutor the most according to claim 1, it is characterised in that: between described material extrusion tank and described extrusion cone in addition to extrusion cavities, other position seals are arranged.
Cut-in type powder compacting comminutor the most according to claim 1, it is characterised in that: described dry discharger is provided with the drying air fan and mixing tank connected by pipeline, and the most catotropic of described set cone is passed in described pipeline.
Cut-in type powder compacting comminutor the most according to claim 1, it is characterised in that: described feeding device is screw extruder, and described screw extruder connects the binder mouth on described material extrusion tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410816439.1A CN104588666B (en) | 2014-12-25 | 2014-12-25 | Cut-in type powder forming pelletizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410816439.1A CN104588666B (en) | 2014-12-25 | 2014-12-25 | Cut-in type powder forming pelletizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104588666A CN104588666A (en) | 2015-05-06 |
| CN104588666B true CN104588666B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410816439.1A Active CN104588666B (en) | 2014-12-25 | 2014-12-25 | Cut-in type powder forming pelletizer |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106881776A (en) * | 2017-04-14 | 2017-06-23 | 苏州鼎鑫冷热缩材料有限公司 | The prilling granulator of insulating joint material |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1148700A (en) * | 1955-03-28 | 1957-12-12 | Olin Mathieson | Improvements to extruders |
| US2979769A (en) * | 1959-02-10 | 1961-04-18 | Olin Mathieson | Lacquer treatment apparatus |
| JPS582802B2 (en) * | 1974-10-16 | 1983-01-18 | ウエルデイング エンジニアズ インコ−ポレイテイド | Pellet storage basket |
| JPS5214656A (en) * | 1975-07-25 | 1977-02-03 | Japan Steel Works Ltd | Submarged pelletizer of extruder |
| JPS5473850A (en) * | 1977-11-22 | 1979-06-13 | Kobe Steel Ltd | Granulator of high polymer material |
| NL8201928A (en) * | 1981-10-30 | 1983-05-16 | Chemische Ind En Handelmaatsch | PROCESS FOR PREPARING A GRANULAR MIXTURE OF ADDITIVES FOR THE PLASTIC INDUSTRY BY MIXING SUCH ADDITIVES AND THEN PROCESSING TO A GRAIN FORM. |
| JP2005028356A (en) * | 2003-06-17 | 2005-02-03 | Hosokawa Funtai Gijutsu Kenkyusho:Kk | Method for producing composite particle and composite particle produced by the same |
| CN200948418Y (en) * | 2006-09-13 | 2007-09-19 | 董忠蓉 | Machine head for producing grains through screw extrusion |
| CN201516651U (en) * | 2009-10-30 | 2010-06-30 | 福建三宏再生资源科技有限公司 | Pellet filling device of plastic pelleting machine |
| CN201921669U (en) * | 2010-12-07 | 2011-08-10 | 天津天山风光金属制品有限公司 | Rotary type high-efficiency granulation machine |
| CN204396881U (en) * | 2014-12-25 | 2015-06-17 | 苏州米莫金属科技有限公司 | Cut-in type powder compacting comminutor |
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Address after: 215216 Tuen Mun village, Tongli Town, Wujiang District, Jiangsu, Suzhou Patentee after: Jiangsu mimault metal Limited by Share Ltd Address before: Wujiang District of Suzhou City, Jiangsu province 215216 Tongli Zhen Qiu homes Development Zone East No. 28 Road Patentee before: Suzhou Mimo Metal Technology Co., Ltd. |