CN116690838B - Granulation equipment - Google Patents
Granulation equipment Download PDFInfo
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- CN116690838B CN116690838B CN202310849026.2A CN202310849026A CN116690838B CN 116690838 B CN116690838 B CN 116690838B CN 202310849026 A CN202310849026 A CN 202310849026A CN 116690838 B CN116690838 B CN 116690838B
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- Prior art keywords
- groove
- inner cavity
- standing point
- limiting block
- head
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- 238000005469 granulation Methods 0.000 title claims abstract description 31
- 230000003179 granulation Effects 0.000 title claims abstract description 31
- 239000004033 plastic Substances 0.000 claims abstract description 65
- 229920003023 plastic Polymers 0.000 claims abstract description 65
- 238000004140 cleaning Methods 0.000 claims abstract description 30
- 238000001125 extrusion Methods 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 21
- 238000005520 cutting process Methods 0.000 description 17
- 239000000463 material Substances 0.000 description 14
- 239000002245 particle Substances 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003000 extruded plastic Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/27—Cleaning; Purging; Avoiding contamination
- B29C48/272—Cleaning; Purging; Avoiding contamination of dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The application discloses granulating equipment, which belongs to the technical field of plastic granulation and comprises a granulating machine head, wherein the granulating machine head is provided with an inner cavity; the mold core is installed in the inner cavity in a matched mode, and is provided with a mold hole for extrusion molding of plastic to be granulated: the cleaning part is arranged on one surface of the mold core, which is close to the bottom of the inner cavity; wherein: the mold core is suitable for rotating in the inner cavity so as to drive the cleaning part to clean the bottom of the inner cavity, so that the inner cavity is cleaned under the condition that the mold core and the granulator head are not separated. In the implementation process of the technical scheme of the application, the die core is arranged on the granulator head, and the cleaning part is arranged on the die core, so that the die core is suitable for tracking rotation in the inner cavity of the granulator head, and the cleaning part is driven to clean the inner cavity, thereby achieving the effect of cleaning the inner cavity under the condition of not separating the die core and the granulator head.
Description
Technical Field
The application relates to the technical field of plastic granulation, in particular to granulation equipment.
Background
Plastic pelletization is a process of plastic machining, and waste plastics are heated and melted to be made into plastic particles for secondary use, so that the plastic particles become raw materials of plastic products, and a plastic pelleting machine is generally used for pelleting operation.
The plastic granulator generally comprises an extrusion system, a transmission system and a heating and cooling system, wherein waste plastics are heated firstly to be melted, the melted plastics are conveyed into the extrusion system through the transmission system, the melted plastics are cooled before extrusion to be rapidly molded, and the extruded plastics are cut after passing through the extrusion system to form plastic particles capable of being reused.
At present, after the granulator works repeatedly, the inside of the extrusion system can generate plastic scaling, the subsequent granulation operation can be influenced by long-time accumulation, so that the extrusion system needs to be cleaned, and the scaling position is often inside, so that the extrusion system needs to be disassembled, the inside of the die core can be cleaned after the die core is separated from the granulator head, and the use efficiency is lower.
It is therefore necessary to provide a non-dismantling cleanable granulation device to solve the above problems.
It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art.
Disclosure of Invention
Based on the problems in the prior art, the technical problems to be solved by the application are as follows: the granulating equipment has the advantage that the inner cavity can be cleaned without disassembling the mold core.
The technical scheme adopted for solving the technical problems is as follows: a granulation apparatus for use in plastic granulation, the granulation apparatus comprising:
a granulator head having an interior cavity;
the mold core is installed in the inner cavity in a matching way, and the mold core is provided with a mold hole for extrusion molding of plastic to be granulated:
the cleaning part is arranged on one surface of the mold core, which is close to the bottom of the inner cavity;
wherein: the die core is suitable for rotating in the inner cavity so as to drive the cleaning part to clean the bottom of the inner cavity, and further the inner cavity is cleaned under the condition that the die core is not separated from the granulator head.
In the implementation process of the technical scheme of the application, the die core is arranged on the granulator head, and the cleaning part is arranged on the die core, so that the die core is suitable for tracking rotation in the inner cavity of the granulator head, and the cleaning part is driven to clean the inner cavity, thereby achieving the effect of cleaning the inner cavity under the condition of not separating the die core and the granulator head.
Further, the granulator head comprises:
the air inlet is connected with the inner cavity, and is connected with an air source which is used for inflating the inner cavity through the air inlet;
the air outlet is connected with the inner cavity and used for discharging impurities cleaned in the inner cavity.
Further, at least two groups of first grooves are formed in the granulator head, the two groups of first grooves are uniformly distributed on the granulator head, limiting blocks are arranged in the first grooves and slidably arranged in the first grooves, the limiting blocks are provided with limiting ends, second grooves corresponding to the limiting ends are formed in the mold cores, and the second grooves are used for being matched with the limiting ends and limiting the mold cores.
Further, a third groove is formed in the side face of the mold core, the forming position of the third groove is located below the second groove, the third groove is matched with the limiting block, and the third groove is suitable for accommodating the limiting block.
Further, a sliding groove is formed in the first groove, a protruding block is arranged on the side face of the limiting block, and the protruding block is matched with the sliding groove, so that the limiting block is in sliding connection with the first groove.
Further, a spring is fixedly installed in the first groove, one end of the spring is connected with the bottom of the limiting block, the other end of the spring is connected with the bottom of the first groove, and the spring is used for providing elasticity for the limiting block.
Further, a pull rod is arranged in the first groove, the pull rod is arranged at a position close to the limiting block, a limiting groove is formed in one side, close to the pull rod, of the limiting block, and the limiting groove is used for being matched with the pull rod to fix the limiting block.
Further, the limiting groove is provided with a first standing point, and the first standing point is arranged at the bottom of the limiting block;
the first standing point is connected with a first chute, a second standing point is arranged at one end of the first chute, which is far away from the first standing point, and a third standing point is arranged at the position of the first chute, which is lower than the second standing point;
the third standing point is connected with a second chute, one end of the second chute is provided with a fourth standing point and a fifth standing point, and the position of the fourth standing point is higher than that of the fifth standing point;
the fifth resident point is connected with a third chute, one end of the third chute is connected to the first resident point, and the other end of the third chute is higher than the fifth resident point.
Further, a bump is arranged on one side of the mold core, which is close to the granulator head, and a fourth groove is correspondingly formed in the granulator head and is matched with the bump.
The beneficial effects of the application are as follows: according to the granulating equipment provided by the application, the die core is arranged on the granulating machine head, and the cleaning part is arranged on the die core, so that the die core is suitable for tracking rotation in the inner cavity of the granulating machine head, and the cleaning part is driven to clean the inner cavity, so that the effect of cleaning the inner cavity under the condition that the die core and the granulating machine head are not separated is achieved; meanwhile, a first groove is formed in the granulator head, a limiting block is arranged in the first groove, a second groove is formed in the side face of the mould core, corresponding to the limiting block, of the mould core, the mould core is fixed through the matching of the limiting block and the second groove, a plurality of standing points and inclined grooves are formed in the back face of the limiting block, a pull rod is arranged in the granulator head, and the limiting block is adjusted through the combination of the pull rod and different standing points.
In addition to the objects, features and advantages described above, the present application has other objects, features and advantages. The present application will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
FIG. 1 is an overall schematic view of a granulating apparatus of the present application;
FIG. 2 is an internal schematic view of the granulation apparatus of FIG. 1;
FIG. 3 is an enlarged schematic view of area A of FIG. 2;
FIG. 4 is an enlarged partial schematic view of the pelletizer head and die core of FIG. 2;
FIG. 5 is an enlarged schematic view of area B of FIG. 4;
FIG. 6 is a schematic view of the pelletizer head and die core of FIG. 2 from a separation angle;
FIG. 7 is an enlarged partial schematic view of the stopper of FIG. 6;
FIG. 8 is an enlarged schematic view of the backside of the stopper in FIG. 6;
FIG. 9 is a schematic cross-sectional view of the pelletizer head and die core of FIG. 2;
FIG. 10 is an enlarged partial schematic view of region C of FIG. 9;
wherein, each reference sign in the figure:
1. a base; 11. a material conveying mechanism; 12. a guide rail; 13. a slide; 14. a cutting assembly; 141. a second motor; 111. feeding into a hopper; 112. a delivery tube; 113. a storage bin; 114. a blower;
2. a transmission mechanism; 21. a first motor; 22. a feed delivery cylinder; 24. a heating assembly;
3. an extrusion mechanism; 31. a granulator head; 311. a first groove; 312. a limiting block; 313. a limiting end; 314. a spring; 315. a chute; 316. a pull rod; 317. an air inlet; 318. an air outlet; 319. a first dwell point; 320. a first chute; 321. a second dwell point; 322. a third dwell point; 323. a second chute; 324. a fourth dwell point; 325. a fifth dwell point; 326. a third chute; 327. a fourth groove; 328. a bump; 33. a mold core; 331. a die hole; 332. a second groove; 333. a third groove; 334. a brush; 335. a grip portion; 34. a fixed head; 35. a cutter; 36. a rotating shaft; 37. an inner cavity.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
Embodiment one:
as shown in fig. 1-2, the present embodiment provides a granulation apparatus comprising a base 1, the base 1 for supporting the granulation apparatus;
the base 1 is provided with a material conveying mechanism 11, the material conveying mechanism 11 is used for conveying plastics to be granulated, one end of the material conveying mechanism 11 is provided with a feeding hopper 111, and the feeding hopper 111 is used for feeding plastics to be granulated; the material conveying mechanism 11 comprises a material conveying cylinder 22, wherein the material conveying cylinder 22 is used for bearing plastics to be granulated and processed;
the material conveying mechanism 11 is connected with a transmission mechanism 2, the transmission mechanism 2 is used for driving the material conveying mechanism 11 to enable plastics to be granulated and processed in the material conveying mechanism 11 to move, specifically, the transmission mechanism 2 comprises a first motor 21, an output end of the first motor 21 is connected with a spiral conveying rod (not shown in the figure), the spiral conveying rod is arranged in a material conveying cylinder 22, and after the first motor 21 is opened, the spiral conveying rod conveys the plastics to be granulated and processed, which are put into a material feeding hopper 111, in the axial direction of the material conveying cylinder 22 in the direction opposite to the material feeding hopper 111;
in order to melt the plastic to be pelletized, a heating component 24 is arranged at one end of the feed cylinder 22 close to the feeding hopper 111, the heating component 24 is used for melting the plastic in the feed cylinder 22, so that subsequent pelletizing operation is facilitated, in the embodiment, the heating component 24 can be an electric heating pipe, heat can be generated after the electric heating pipe is electrified, and the plastic is melted;
in order to granulate the melted plastic, the base 1 is further provided with an extrusion mechanism 3, the extrusion mechanism 3 is disposed on one side of the feed delivery barrel 22 away from the feeding hopper 111, and the extrusion mechanism 3 is used for extrusion granulation of the melted plastic, specifically:
as shown in fig. 4, the extruding mechanism 3 includes a pelletizer head 31, the pelletizer head 31 is fixedly connected with the feed cylinder 22 through bolts, the pelletizer head 31 is used for receiving plastic to be pelletized in the feed cylinder 22, the pelletizer head 31 is provided with an inner cavity 37, a mold core 33 is fixedly arranged in the inner cavity 37 through bolts, a plurality of mold holes 331 are formed in the mold core 33, and after the plastic to be pelletized in the feed cylinder 22 is conveyed into the mold core 33, the plastic to be pelletized is extruded from the mold holes 331 to form a plastic pressing strip with the same aperture as the mold holes 331;
as shown in fig. 1, 3 and 4, the extruding mechanism 3 is also provided with a cutting assembly 14 in a matching way, the cutting assembly 14 is used for cutting a plastic layering extruded from a die hole 331 to form plastic particles, the cutting assembly 14 comprises a second motor 141, the output end of the second motor 141 is connected with a rotating shaft 36, the rotating shaft 36 is suitable for being driven by the second motor 141 to rotate, meanwhile, one side of the rotating shaft 36, which is close to the extruding mechanism 3, is fixedly provided with a fixed head 34, the side surface of the fixed head 34 is provided with a plurality of cutters 35, the cutters 35 are contacted with the surface of a die core 33, and after the plastic layering is extruded in the die hole 331, the second motor 141 drives the cutters 35 to rotate to cut the plastic layering into the plastic particles;
in order to collect plastic particles, the cutting assembly 14 is connected with a collecting device, the collecting device is used for collecting plastic particles after granulation, the collecting device comprises a collecting hopper, the collecting hopper is arranged below the cutting assembly 14, after the cutting assembly 14 cuts a plastic pressing strip, formed plastic particles can fall into the collecting hopper under the action of gravity, the other end of the collecting hopper is connected with a conveying pipe 112, the conveying pipe 112 is used for conveying the plastic particles, meanwhile one end of the conveying pipe 112 is connected with a blower 114, the other end of the conveying pipe 112 is provided with a bin 113, after the plastic particles enter the conveying pipe 112, the blower 114 is turned on, the plastic particles can be driven into the bin 113 by wind power, and collection and storage of the plastic particles are completed.
In this embodiment, the plastic to be granulated is conveyed by the conveying mechanism 11, the heating component 24 is arranged to melt the plastic to be granulated in the conveying process, after the melting is completed, the melted plastic is extruded by the extrusion mechanism 3, and the extruded conveying layering is cut by the cutting component 14 to form plastic particles.
In the long-time granulation operation, flash occurs at the joint of the die hole 331 and the granulator head 31, and hardening is formed in the inner cavity 37, so that plastic scaling remains in the inner cavity 37 of the granulator head 31, if the residual plastic scaling is not cleaned for a long time, the residual plastic scaling is solidified in the inner cavity 37 of the granulator head 31 and is difficult to clean, therefore, after one granulation operation is performed, the granulator head 31 needs to be cleaned when the plastic scaling is not completely solidified, in the prior art, the die core 33 needs to be separated from the granulator head 31, the inner cavity 37 of the granulator head 31 is exposed, and then cleaning is performed, and the cleaning mode is time-consuming and labor-consuming, and each cleaning needs to be disassembled and assembled on the die core 33;
in order to conveniently clean the inner cavity 37 of the granulator head 31, as shown in fig. 6, a cleaning part is arranged on one side, close to the granulator head 31, of the mould core 33, the cleaning part is a brush 334, after bolts for fixing the mould core 33 and the granulator head 31 are loosened, the mould core 33 can rotate in the granulator head 31, the brush 334 can rotate in the granulator head 31 by manually rotating the mould core 33, plastic scaling adhered to the inner cavity 37 of the granulator head 31 is cleaned down, long-time accumulation of the plastic scaling is prevented, plastic granulation is prevented, the brush 334 and the mould core 33 are integrated, and when the interior of the granulator head 31 is required to be cleaned, the mould core 33 and the granulator head 31 are not required to be separated, and a cleaning device is additionally used, so that the granulation operation efficiency is improved;
in order to discharge the cleaned plastic scale, the granulator head 31 is further provided with an air inlet 317 and an air outlet 318, the air inlet 317 is connected with an air source, after the inner cavity of the granulator head 31 is cleaned, the mould core 33 is installed, the inner cavity of the granulator head 31 is in a closed state, the air source starts to supply air, and the plastic scale in the inner cavity of the granulator head 31 is driven to be discharged from the air outlet 318, so that the cleaning of the plastic scale is realized.
When cleaning the inner cavity 37 of the granulator head 31, the cutting assembly 14 needs to be moved so as to separate the cutting assembly 14 from the granulator head 31 for cleaning, thus the cutting assembly 14 is connected with the base 1 in a sliding way, as shown in fig. 2, a guide rail 12 is arranged on one side of the base 1 close to the cutting assembly 14, the guide rail 12 is arranged along the conveying direction of the plastics to be granulated, a sliding seat 13 is arranged on the guide rail 12 in a sliding way, the sliding seat 13 is suitable for sliding along the arranging direction of the guide rail 12, the sliding seat 13 is fixedly arranged with the cutting assembly 14, and the sliding seat 13 slides and drives the cutting assembly 14 to move towards or away from the granulator head 31;
during the granulation operation, the cutting assembly 14 is slid in the direction of the granulator head 31 until the cutter 35 is in contact with the mould core 33; when it is desired to clean the interior cavity 37 of the pelletizer head 31, the cutting assembly 14 is slid in a direction opposite to that of the pelletizer head 31, exposing the pelletizer head 31 for convenient cleaning.
Example two
In the first embodiment, when the inner cavity 37 of the granulator head 31 needs to be cleaned, the bolts for fixing the mold core 33 and the granulator head 31 need to be loosened first, so that the mold core 33 can rotate in the granulator head 31, and then the brush 334 is driven to clean the granulator head 31, and in the process, all the bolts need to be detached for each cleaning, so that the mold core 33 can rotate in the inner cavity 37 of the granulator head 31, which is inconvenient, and in order to improve the efficiency of granulation operation, some improvements are made for the complicated detachment of the mold core 33 in the embodiment, specifically:
as shown in fig. 4, 5 and 6, the granulator head 31 is provided with a plurality of first grooves 311, the first grooves 311 are uniformly distributed in the circumferential direction of the granulator head 31, and each first groove 311 is internally and fixedly provided with a limiting block 312, the limiting block 312 is provided with a limiting end 313, and the limiting end 313 is positioned at the upper end of the limiting block 312;
the second groove 332 has been seted up to the side of mold core 33, the second groove 332 is the U-shaped structure generally, this second groove 332 sets up along the circumference of mold core 33, and this second groove 332 matches with the spacing end 313 of stopper 312, make spacing end 313 can with the upper and lower surface block of second groove 332, through the cooperation of spacing end 313 and second groove 332, fix mold core 33 to the inner chamber 37 of granulator head 31, and this stopper 312 can carry out the axial spacing to mold core 33, be provided with grip portion 335 on the mold core 33 simultaneously, when need clean inner chamber 37, only need rotate mold core 33 through grip portion 335, and then drive brush 334 and carry out rotatory cleaning to the inner chamber of granulator head 31, in the cleaning process of every time, need not dismantle mold core 33, improve cleaning efficiency.
Embodiment III:
in the above embodiment, the limiting block 312 is disposed on the granulator head 31, and the second groove 332 is formed in the circumferential direction of the mould core 33, so that the limiting block 312 is matched with the second groove 332, and the second groove 332 is axially limited, after the limiting block 312 is loosened, the mould core 33 can rotate, and then the inner cavity of the granulator head 31 is cleaned, so that when the mould cores 33 with different specifications are replaced, the limiting block 312 with matched specifications also needs to be replaced correspondingly, and therefore, in this embodiment, the problem of mismatching of the limiting block 312 caused by replacing the mould core 33 is optimized, and the following steps are specific:
a third groove 333 is formed on the side surface of the mold core 33, the third groove 333 is positioned below the second groove 332, the upper end of the third groove 333 is communicated with the second groove 332, and the specification of the third groove 333 is matched with that of the limiting block 312, so that the limiting block 312 can be accommodated in the third groove 333;
when the mold core 33 is required to be placed into the inner cavity of the granulator head 31, the angle of the mold core 33 is rotated to align the third groove 333 with the limiting block 312, the mold core 33 slides along the limiting block 312 towards the inside of the granulator head 31 after alignment until the limiting end 313 of the limiting block 312 contacts with the upper end face of the second groove 332, at the moment, the inner side of the limiting block 312 is attached to the side face of the mold core 33, and then the mold core 33 is rotated circumferentially for a certain angle to enable the limiting block 312 to be dislocated from the third groove 333, and the limiting end 313 can enter the second groove 332, so that the limiting of the mold core 33 is realized;
when the mold core 33 needs to be disassembled to replace mold cores 33 with different specifications, the mold core 33 is rotated, the third groove 333 is aligned with the limiting block 312, the mold core 33 is pulled out outwards by a tool, the limiting end 313 is separated from the second groove 332, and the limitation of the mold core 33 is lost, so that the disassembly of the mold core 33 can be realized.
In this embodiment, the third groove 333 matching with the limiting block 312 is provided on the side surface of the mold core 33, and the limiting end 313 is connected or separated from the second groove 332 by rotating the mold core 33 by an angle, so that the mold core 33 can be disassembled and assembled, and the use is easier and more convenient.
Embodiment four:
when the mold core 33 is installed, the mold core 33 is fixed to the installation surface of the granulator head 31 through the limiting block 312, the limiting block 312 is fixedly installed, and since the mold cores 33 with different specifications have different thicknesses, the distance between the limiting end 313 of the limiting block 312 and the installation surface of the granulator head 31 is larger than the installation distance between the second groove 332 and the installation surface, and further the limiting block 312 cannot fix the mold core 33, when the mold cores 33 with different specifications are replaced, a certain gap is formed between the mold core 33 and the granulator head 31, so that the tightness of the inner cavity 37 of the granulator head 31 is affected, the extrusion molding of plastics is affected, and the cleaned plastic scaling cannot be discharged, so that the tightness between the mold core 33 and the granulator head 31 is optimized in the embodiment, and the specific is that:
as shown in fig. 7, a chute 315 is disposed in the first groove 311, and a bump is disposed on a side surface of the stopper 312, and the bump matches with the specification of the chute 315, so that the stopper 312 is adapted to slide up and down in the chute 315, and further, the distance between the stopper 312 and the mounting surface of the granulator head 31 is changed;
as shown in fig. 7, a spring 314 is fixedly installed between the limiting block 312 and the first groove 311, one end of the spring 314 is connected with the bottom of the limiting block 312, and the other end is connected with the bottom of the first groove 311, so that when the limiting block 312 moves downwards, the spring 314 is compressed, and an elastic force towards the limiting block 312 is generated, so that a certain distance is always kept between the limiting block 312 and the installation surface of the granulator head 31, and the distance is used for placing the installation part of the mould core 33;
in order to fix the limiting block 312, a pull rod 316 is disposed in the first groove 311, the pull rod 316 is disposed at the back of the limiting block 312, and meanwhile, a limiting groove is disposed at the back of the limiting block 312, and the limiting groove is used for accommodating the pull rod 316 and is matched with the pull rod 316 to fix the limiting block 312 so as to limit the limiting block 312;
as shown in fig. 8, the limiting groove has a first standing point 319, the first standing point 319 is disposed at the bottom of the limiting block 312, when the pull rod 316 is located at the first standing point 319, the limiting block 312 has not moved downward, so that the distance between the limiting block 312 and the mounting surface of the granulator head 31 is the largest, and a gap exists between the limiting block 312 and the mould core 33, so that the mould core 33 is not limited by the limiting block 312, and the mould core 33 and the granulator head 31 are separated;
the first standing point 319 is connected with a first chute 320, one end of the first chute 320, which is far away from the first standing point 319, is provided with a second standing point 321, a third standing point 322 is arranged at a position of the first chute 320, which is lower than the second standing point 321, after the limiting block 312 is pressed down, the position of the pull rod 316 moves to the second standing point 321 along the first chute 320, at this time, the spring 314 is compressed, after the pressing force of the limiting block 312 is released, the elastic force of the spring 314 enables the limiting block 312 to move upwards, so that the pull rod 316 is positioned at the third standing point 322, the pull rod 316 can fix the limiting block 312, and because the height of the third standing point 322 is between the first standing point 319 and the second standing point 321, at this time, a certain distance is reserved between the limiting end 313 of the limiting block 312 and the mounting surface of the granulator head 31, the limiting end 313 loses the limit of the mould core 33, and the mould core 33 can be cleaned by rotation;
the third standing point 322 is connected with a second chute 323, one end of the second chute 323 is provided with a fourth standing point 324 and a fifth standing point 325, the position of the fourth standing point 324 is higher than that of the fifth standing point 325, the limiting block 312 is further pressed, the position of the pull rod 316 is moved to the fourth standing point 324 along the second chute 323, at the moment, the spring 314 is further compressed, after the pressing force of the limiting block 312 is released, the limiting block 312 is moved upwards by the elastic force of the spring 314, the pull rod 316 is connected with the fifth standing point 325, at the moment, the limiting block 312 is stationary under the cooperation of the pull rod 316 and the fifth standing point 325, at the moment, the distance between the limiting end 313 of the limiting block 312 and the mounting surface of the granulator head 31 is minimum, the limiting end 313 generates downward pressure on the die core 33, and the die core 33 is further fixed on the mounting surface of the granulator head 31, and the granulation operation and the plastic scaling discharge are performed;
the fifth parking point 325 is connected with a third chute 326, one end of the third chute 326 is connected to the first parking point 319, the other end is higher than the fifth parking point 325, after the stopper 312 is continuously pressed, the pull rod 316 is separated from the fifth parking point 325 and enters the third chute 326, after the pressing force to the stopper 312 is released, the stopper 312 is moved upwards by the elastic force of the spring 314, and the pull rod 316 returns to the position of the first parking point 319 along the third chute 326 in the moving process, when the pull rod 316 returns to the position of the first parking point 319, due to a gap between the stopper 312 and the mold core 33, the stopper 312 is in an unlimited state.
In this embodiment, the stopper 312 is slidably disposed in the first groove 311, so that the stopper 312 can slide up and down in the first groove 311, and the distance between the stopper 312 and the granulator head 31 is changed, so as to fix the mould core 33 at different positions, and meanwhile, a pull rod 316 is disposed in the first groove 311, and the pull rod 316 is connected with standing points at different positions of the limiting groove on the back of the stopper 312, so as to set the mould core 33 at different states.
Fifth embodiment:
in order to improve the tightness between the mold core 33 and the inner cavity 37 of the granulator head 31, as shown in fig. 10, a bump 328 is provided on one side of the mold core 33, which is close to the granulator head 31, a fourth groove 327 is correspondingly provided on the granulator head 31, the fourth groove 327 is adapted to the specification of the bump 328, and when the mold core 33 is fixed to the granulator head 31 and the pull rod 316 is located at the fifth location 325, the bump 328 is attached to the fourth groove 327, so that the inner cavity of the granulator head 31 is in a sealed state.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (7)
1. A granulation apparatus for use in plastic granulation, the granulation apparatus comprising:
a granulator head (31), the granulator head (31) having an interior cavity (37);
a mould core (33), wherein the mould core (33) is cooperatively arranged in the inner cavity (37), and the mould core (33) is provided with a mould hole (331) for forming plastic to be granulated in an extrusion state:
a cleaning part which is arranged on one surface of the mold core (33) close to the bottom of the inner cavity (37);
wherein: the die core (33) is suitable for rotating in the inner cavity (37) when not granulating, so as to drive the cleaning part to clean the bottom of the inner cavity (37), and further achieve the purpose of cleaning the inner cavity (37) under the condition that the die core (33) and the granulator head (31) are not separated;
the granulator head (31) comprises:
-an air inlet (317), the air inlet (317) being connected to the inner chamber (37), the air inlet (317) being connected to an air source, the air source being adapted to inflate into the inner chamber (37) through the air inlet (317);
the air outlet (318) is connected with the inner cavity (37), and the air outlet (318) is used for discharging impurities cleaned in the inner cavity (37);
at least two groups of first grooves (311) are formed in the granulator head (31) along the circumferential direction of the granulator head, limiting blocks (312) are arranged in the first grooves (311), the limiting blocks (312) are slidably arranged in the first grooves (311), limiting ends (313) are arranged on the limiting blocks (312), second grooves (332) corresponding to the limiting ends (313) are formed in the mould cores (33) along the circumferential direction of the mould cores, and the second grooves (332) are used for being matched with the limiting ends (313) to limit the mould cores (33).
2. A granulation apparatus according to claim 1, characterized in that: a third groove (333) is formed in the side face of the mold core (33), the third groove (333) is located below the second groove (332) and is communicated with the second groove (332), and the third groove (333) is matched with the limiting block (312) so that the third groove (333) is suitable for accommodating the limiting block (312).
3. A granulation apparatus according to claim 1, characterized in that: a sliding groove (315) is formed in the first groove (311), a lug is arranged on the side face of the limiting block (312), and the lug is matched with the sliding groove (315) so that the limiting block (312) is in sliding connection with the first groove (311).
4. A granulation apparatus according to claim 1, characterized in that: the spring (314) is fixedly installed in the first groove (311), one end of the spring (314) is connected with the bottom of the limiting block (312), the other end of the spring (314) is connected with the bottom of the first groove (311), and the spring (314) is used for providing elasticity for the limiting block (312).
5. A granulation apparatus according to claim 1, characterized in that: be provided with pull rod (316) in first recess (311), pull rod (316) set up in being close to the position of stopper (312), stopper (312) are close to one side of pull rod (316) is provided with the spacing groove, the spacing groove be used for with pull rod (316) cooperation is right stopper (312) are fixed.
6. A granulation apparatus according to claim 5, characterized in that: the limiting groove is provided with a first standing point (319), and the first standing point (319) is arranged at the bottom position of the limiting block (312);
the first standing point (319) is connected with a first chute (320), a second standing point (321) is arranged at one end of the first chute (320) away from the first standing point (319), and a third standing point (322) is arranged at a position of the first chute (320) lower than the second standing point (321);
the third standing point (322) is connected with a second chute (323), one end of the second chute (323) is provided with a fourth standing point (324) and a fifth standing point (325), and the position of the fourth standing point (324) is higher than that of the fifth standing point (325);
the fifth standing point (325) is connected with a third chute (326), one end of the third chute (326) is connected to the first standing point (319), and the other end of the third chute (326) is higher than the fifth standing point (325).
7. A granulation apparatus according to claim 1, characterized in that: one side of the mold core (33) close to the granulator head (31) is provided with a convex block (328), a fourth groove (327) is correspondingly formed in the granulator head (31), and the fourth groove (327) is matched with the convex block (328).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310849026.2A CN116690838B (en) | 2023-07-12 | 2023-07-12 | Granulation equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310849026.2A CN116690838B (en) | 2023-07-12 | 2023-07-12 | Granulation equipment |
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| CN116690838B true CN116690838B (en) | 2023-11-17 |
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| US20020125600A1 (en) * | 2000-10-31 | 2002-09-12 | David Horne | Plastic recycling system and process |
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| JP6120393B1 (en) * | 2016-07-14 | 2017-04-26 | 日本シーム株式会社 | Granulator |
| CN208375668U (en) * | 2018-03-30 | 2019-01-15 | 南京鸿加源机械科技有限公司 | A kind of extruder prilling granulator |
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| CN219028082U (en) * | 2022-09-28 | 2023-05-16 | 吉林市龙运化工有限公司 | Plastic cutting device of granulator |
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| CN116690838A (en) | 2023-09-05 |
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