CN101264644A - Vertical dry-cutting water-cooling plastic granulator - Google Patents
Vertical dry-cutting water-cooling plastic granulator Download PDFInfo
- Publication number
- CN101264644A CN101264644A CNA2008100157322A CN200810015732A CN101264644A CN 101264644 A CN101264644 A CN 101264644A CN A2008100157322 A CNA2008100157322 A CN A2008100157322A CN 200810015732 A CN200810015732 A CN 200810015732A CN 101264644 A CN101264644 A CN 101264644A
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- water
- head
- internal layer
- barrel
- granules
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- 238000005520 cutting process Methods 0.000 title claims abstract description 31
- 238000001816 cooling Methods 0.000 title claims abstract description 16
- 229920003023 plastic Polymers 0.000 title claims abstract description 11
- 239000004033 plastic Substances 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000010410 layer Substances 0.000 claims abstract description 22
- 239000011229 interlayer Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000005453 pelletization Methods 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 239000008187 granular material Substances 0.000 abstract 6
- 238000002347 injection Methods 0.000 abstract 3
- 239000007924 injection Substances 0.000 abstract 3
- 230000002028 premature Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 16
- 238000005469 granulation Methods 0.000 description 5
- 230000003179 granulation Effects 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a vertical dry cutting water-cooling plastic granulator, which is characterized in that a granulating chamber (9) is arranged under a head (1); the upper end of the granulating chamber (9) is closed, and the lower end is provided with a granule outlet (8); the upper part of the granulating chamber (9) is in an interlayer cylinder shape; the annular cylinder wall interlayer (12) is provided with two closed upper and lower end faces and a water inlet pipe (11); wherein the inner layer cylinder wall is provided with a plurality of water injection slits (14) which are evenly distributed; the water injection slits (14) are arranged vertically along the inner layer cylinder wall, which have the trend in parallel with the head central shaft (7); the water injection slits and the head central shaft are positioned at the same height. The track of the granules disengaging cutter are changed by the motion of the water zone; the adhesion caused by premature contact of the granules and the inner layer cylinder wall is avoided; meanwhile, the granules disengaging cutter have longer movement route before discharging from the granule outlet, thus producing better cooling effect. The vertical dry cutting water-cooling plastic granulator has the advantages of uniform shape of granules, good stability and higher yield, thus realizing the dry cutting operation of material.
Description
Technical field
The present invention relates to a kind of granulation special equipment, particularly a kind of vertical dry-cutting plastic granulator that has water cooling system.Be applicable to the fervent water-cooled granulation of extruding pelletization production lines such as plastics, grafting PP glue, PE glue, EVA PUR.
Background technology
In the existing fervent water-cooled comminutor production line, underwater cutpellet is arranged, water ring pelletizing, the hobboing cutter modes such as pelletizing, head band water cooling of wiping one's face.Because these ways all belong to wet butt formula, its major defect is a poor stability, the granular size inequality of cutting, and yield of unit time can not be satisfactory.
Number of patent application is that 200610098975.8 Chinese invention patent application discloses a kind of " vertical type circular water-cooling device for plastic hot-cutting ".Document number is that the United States Patent (USP) of US4663099A also discloses a kind of extruding and granulating equipment.Above-mentioned two kinds of Granulation Equipments all adopt driedly cuts the granulation mode, and all has the water ring cooling body, has overcome the major defect that aforementioned wet butt formula is brought.But in the cooling body of these two kinds of equipment, no matter whether have pressure, the direction of motion of the flow direction and the particle that breaks away from cutting knife that is used for the water of cooling particulate is mutually perpendicular substantially, the problem of being brought mainly shows following two aspects: the particle speed of service that the first, has just broken away from cutting knife is higher, is easy to pass cascade and is bonded on the pelletizing chamber interior walls and easy-clear not.The second, the particle temperature of disengaging cutting knife is higher, contacts the back with cooling water and promptly discharges from the pelletizing chamber in very short time, and cool time is shorter, and cold and effect can not be satisfactory, and equipment job stability and uniform particles degree are also good inadequately.
Summary of the invention
Technical problem to be solved by this invention is; a kind of vertical dry-cutting water-cooling plastic granulator is provided; structure by changing water-cooled body and cooling water are in the indoor method of operation of pelletizing; change original running orbit of particle; prolong cool time and effectively prevent particle and the adhesion of pelletizing locular wall; and then improve equipment job stability and uniform particles degree, in order to overcome the deficiency of above-mentioned existing procucts.
The technical solution adopted for the present invention to solve the technical problems is as follows:
A kind of vertical dry-cutting water-cooling plastic granulator comprises head, the cutting knife that is fixed on the material discharging mould on the head and is fixed in the head lower end, cutting knife is installed on the head central shaft, it is characterized in that: below head, be provided with the pelletizing chamber, this upper surface, pelletizing chamber sealing, the lower end has grain export; The top of pelletizing chamber, promptly a section around cutting knife is the sandwich cylinder shape, the barrel interlayer of annular has the end face of two sealings up and down and has water inlet pipe, offer several water spray slits therein on the internal layer barrel evenly distributedly, these water spray slits are along internal layer barrel circumferential arrangement, the trend of each water spray slit all is longitudinally, promptly has the trend with the head central axes, and they are in same height and position.
Side at each water spray slit is provided with a deflector, the inner of this deflector and internal layer barrel one or fix, and the mezzanine space between deflector and the internal layer barrel is an intake tunnel, the inwall of the center line of this intake tunnel and internal layer barrel is tangent; The center circle of the center line of water inlet pipe and barrel interlayer is tangent.
Good effect of the present invention is, under cutting knife rotates at a high speed, institute's particle of cutting under centrifugal action to peripolesis.The water that enters from water inlet pipe has certain pressure, through the deflector water conservancy diversion, sprays into the pelletizing chamber at a high speed from the water spray slit, and forms the annular water band of rotation at a high speed between cutting knife and internal layer barrel.The particle that breaks away from cutting knife has changed movement locus under the effect of water band, particle rotates with water, has avoided contacting and adhesion too early with the internal layer barrel.Simultaneously, the particle that breaks away from cutting knife had longer moving line before discharging from grain export, and cooling effect is better.That has realized material driedly cuts operation, and grain shape is even, good stability, and output is improved.The present invention is more outstanding for the fervent water-cooled granulation advantage of high-viscosity material.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the cross sectional representation on top, pelletizing chamber.
The specific embodiment
As shown in Figure 1, embodiments of the invention comprise the head 1 that has power set, the cutting knife 4 that is fixed on the material discharging mould 2 on the head 1 and is fixed in head 1 lower end.Have several discharge openings 3 on the material discharging mould 2.Cutting knife 4 is installed on the cutoff knife rack 5.5 of cutoff knife racks are installed on the head central shaft 7 by hold-down nut 6.
As shown in Figure 1, 2, below head 1, be provided with pelletizing chamber 9, this 9 upper surfaces, pelletizing chamber sealing, the lower end has grain export 8.The top of pelletizing chamber 9, promptly a section around cutting knife 4 is the sandwich cylinder shape.The barrel interlayer 12 of annular has the end face of two sealings up and down and has water inlet pipe 11, offer several water spray slits 14 therein on the internal layer barrel 13 evenly distributedly, these water spray slits 14 all vertically are provided with along internal layer barrel 13, promptly have the trend parallel with head central shaft 7, they are in same height and position.
Side at each water spray slit 14 is provided with a deflector 10, the inner of this deflector and internal layer barrel 13 one or fix, mezzanine space between deflector and the internal layer barrel 13 is an intake tunnel, the inwall of the center line of this intake tunnel and internal layer barrel 13 is tangent, and is tangent at the inwall of water spray 14 moments of slit and internal layer barrel 13 with the flow direction of current that guarantees to enter from these intake tunnels pelletizing chamber 9.On the other hand, the center circle of the center line of water inlet pipe 11 and barrel interlayer 12 is tangent, and is tangent with the center circle that guarantees to enter from water inlet pipe 11 flow direction of current of barrel interlayer 12 and barrel interlayer 12.The main purpose of these two kinds of tangent designs is that under the equal pressure flow, the water velocity that enters pelletizing chamber 9 reaches maximum.
Material is extruded from discharge opening 3, and the cutting knife 4 that is rotated at a high speed then is cut into particle.The particle that breaks away from cutting knife 4 has higher movement velocity in the horizontal direction, relies on inertia around head central shaft 7 rotation at a high speed, and has the tendency of the inwall of bump internal layer barrel 13.The high speed rotation water band that the High-Pressure Water that enters from water inlet pipe 11 forms fully cools off the back to these particles discharges from grain export 8, is transferred (can by blower fan power) by Material pipeline and in the particle drying device, is finished particle through super-dry.
Claims (2)
1, a kind of vertical dry-cutting water-cooling plastic granulator, comprise head (1), the cutting knife (4) that is fixed on the material discharging mould (2) on the head (1) and is fixed in head (1) lower end, cutting knife (4) is installed on the head central shaft (7), it is characterized in that: be provided with pelletizing chamber (9) in head (1) below, this upper surface, pelletizing chamber (9) sealing, the lower end has grain export (8); The top of pelletizing chamber (9), promptly a section around cutting knife (4) is the sandwich cylinder shape, the barrel interlayer (12) of annular has the end face of two sealings up and down and has water inlet pipe (11), offer several water spray slits (14) therein on the internal layer barrel (13) evenly distributedly, these water spray slits (14) are along internal layer barrel (13) circumferential arrangement, the trend of each water spray slit (14) all is longitudinally, promptly has and the parallel trend of head central shaft (7), and they are in same height and position.
2, vertical dry-cutting water-cooling plastic granulator according to claim 1, it is characterized in that: the side at each water spray slit (14) is provided with a deflector (10), the inner of this deflector and internal layer barrel (13) one or fix, mezzanine space between deflector and the internal layer barrel (13) is an intake tunnel, and the inwall of the center line of this intake tunnel and internal layer barrel (13) is tangent; The center circle of the center line of water inlet pipe (11) and barrel interlayer (12) is tangent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100157322A CN100551658C (en) | 2008-04-24 | 2008-04-24 | Vertical dry-cutting water-cooling plastic granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100157322A CN100551658C (en) | 2008-04-24 | 2008-04-24 | Vertical dry-cutting water-cooling plastic granulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101264644A true CN101264644A (en) | 2008-09-17 |
| CN100551658C CN100551658C (en) | 2009-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2008100157322A Expired - Fee Related CN100551658C (en) | 2008-04-24 | 2008-04-24 | Vertical dry-cutting water-cooling plastic granulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100551658C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363333A (en) * | 2010-11-19 | 2012-02-29 | 深圳市华力兴工程塑料有限公司 | Equipment for producing inorganic matter fine particle-coated plastic particles |
| CN105314931A (en) * | 2015-09-07 | 2016-02-10 | 界首市益民化工科技有限公司 | Equipment and method for preparing high-performance modified pitch particles through abandoned clothing fibers |
| CN106426623A (en) * | 2016-11-14 | 2017-02-22 | 宁夏青林华源科技有限公司 | Plastic granulating water cooling drying equipment |
| CN106514892A (en) * | 2016-12-04 | 2017-03-22 | 重庆精榜高分子材料有限公司 | Plastic particle forming device |
| CN106976177A (en) * | 2017-05-12 | 2017-07-25 | 广东聚诚信精工机械有限公司 | There is the pellet device of high-precision concentric shafts based on electromagnetic locking |
| CN112265174A (en) * | 2020-09-29 | 2021-01-26 | 安徽中鑫宏伟科技有限公司 | Preparation method of high-strength nylon heat insulation strip master batch |
| CN114933766A (en) * | 2022-06-29 | 2022-08-23 | 百通赫思曼工业（苏州）有限公司 | Ultralow-temperature-resistant, heat-resistant, oil-resistant and pressure-resistant polyvinyl chloride cable material and preparation method thereof |
-
2008
- 2008-04-24 CN CNB2008100157322A patent/CN100551658C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363333A (en) * | 2010-11-19 | 2012-02-29 | 深圳市华力兴工程塑料有限公司 | Equipment for producing inorganic matter fine particle-coated plastic particles |
| CN105314931A (en) * | 2015-09-07 | 2016-02-10 | 界首市益民化工科技有限公司 | Equipment and method for preparing high-performance modified pitch particles through abandoned clothing fibers |
| CN106426623A (en) * | 2016-11-14 | 2017-02-22 | 宁夏青林华源科技有限公司 | Plastic granulating water cooling drying equipment |
| CN106426623B (en) * | 2016-11-14 | 2018-07-31 | 宁夏昊昊生物基环保科技发展有限公司 | Plastic granulating water cooling drying equipment |
| CN106514892A (en) * | 2016-12-04 | 2017-03-22 | 重庆精榜高分子材料有限公司 | Plastic particle forming device |
| CN106976177A (en) * | 2017-05-12 | 2017-07-25 | 广东聚诚信精工机械有限公司 | There is the pellet device of high-precision concentric shafts based on electromagnetic locking |
| CN106976177B (en) * | 2017-05-12 | 2023-04-18 | 广东聚诚智能科技有限公司 | Grain cutting device with high-precision concentric shaft based on electromagnetic locking |
| CN112265174A (en) * | 2020-09-29 | 2021-01-26 | 安徽中鑫宏伟科技有限公司 | Preparation method of high-strength nylon heat insulation strip master batch |
| CN114933766A (en) * | 2022-06-29 | 2022-08-23 | 百通赫思曼工业（苏州）有限公司 | Ultralow-temperature-resistant, heat-resistant, oil-resistant and pressure-resistant polyvinyl chloride cable material and preparation method thereof |
| CN114933766B (en) * | 2022-06-29 | 2023-08-29 | 百通赫思曼工业（苏州）有限公司 | Ultralow-temperature-resistant heat-resistant oil-resistant pressure-resistant polyvinyl chloride cable material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100551658C (en) | 2009-10-21 |
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Granted publication date: 20091021 |
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