CN219256121U - Collecting air cooling device for thermoplastic elastomer extrusion granulation - Google Patents
Collecting air cooling device for thermoplastic elastomer extrusion granulation Download PDFInfo
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- CN219256121U CN219256121U CN202320067993.9U CN202320067993U CN219256121U CN 219256121 U CN219256121 U CN 219256121U CN 202320067993 U CN202320067993 U CN 202320067993U CN 219256121 U CN219256121 U CN 219256121U
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- collecting
- air
- thermoplastic elastomer
- screening
- wall
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- 238000001816 cooling Methods 0.000 title claims abstract description 34
- 229920002725 thermoplastic elastomer Polymers 0.000 title claims abstract description 20
- 238000001125 extrusion Methods 0.000 title claims abstract description 19
- 238000005469 granulation Methods 0.000 title claims abstract description 16
- 230000003179 granulation Effects 0.000 title claims abstract description 16
- 238000012216 screening Methods 0.000 claims abstract description 34
- 239000008187 granular material Substances 0.000 claims abstract description 23
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 238000007664 blowing Methods 0.000 claims abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims 1
- 239000008188 pellet Substances 0.000 abstract description 14
- 238000003756 stirring Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012797 qualification Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model relates to a collecting air cooling device for extrusion granulation of a thermoplastic elastomer, and belongs to the technical field of collecting equipment. The technical scheme is that the device mainly aims at solving the problem that a screw stirring device adopted in the existing product when improving the pellet cooling effect easily affects the qualification rate of pellets, and comprises a collecting barrel, a feeding pipe for feeding is arranged above the collecting barrel, and a discharging pipe for discharging is arranged at the bottom of the collecting barrel. According to the utility model, the driving assembly and the screening assembly are arranged, and the air blowing assembly for air cooling is further used for replacing the screw stirring device and the air blower structure adopted in the prior art, so that the shaking screening collection is carried out on the granules entering the collecting cylinder, the time of the granules falling into the collecting cylinder is prolonged, and the air cooling time is prolonged, thereby ensuring the air cooling effect of the granules, simultaneously avoiding the extrusion of the granules when the screw stirring device moves, and further ensuring the qualification rate of the granules.
Description
Technical Field
The utility model relates to the technical field of collecting equipment, in particular to a collecting air-cooling device for extrusion granulation of a thermoplastic elastomer.
Background
In the production process of the thermoplastic elastomer, the prepared raw materials are extruded by an extruder, the materials are cut into granules by an underwater granulator, cooled in water, and then dehydrated and fed onto a vibration conveying net belt to be cooled by a blower and enter a receiving cylinder. As the temperature in the extrusion and mixing process of the thermoplastic elastomer is generally over 230 ℃, the cooling time in water after underwater granulating is about 3-5 seconds, then the thermoplastic elastomer enters a receiving cylinder for about 20 seconds through the air cooling time of a vibration conveying belt, and finally the thermoplastic elastomer is discharged and packaged. The whole process is short in cooling time, the material receiving cylinder is a sealed iron cylinder generally, heat of collected granules is difficult to release in the sealed material receiving cylinder, the granules are not completely cooled, particularly in hot summer, the granules are more difficult to cool, the granules are bonded and agglomerated, oil bleeding and precipitation phenomena are caused when the granules are high in temperature, and finally the quality of a product is influenced.
The prior Chinese patent with the publication number of CN213471805U discloses a collecting air cooling device for extrusion granulation of a thermoplastic elastomer, which comprises a collecting cylinder, a screen, a blower, a screw stirring device, a feeding pipe and a discharging pipe. The collecting cylinder is of a horizontal long cylindrical structure and is made of stainless steel plates; the cross section of the device is in an inverted triangle shape, and the upper end of the device is open; a screw stirring device is arranged in the collecting cylinder along the length direction, and the front end of the screw stirring device is connected with a feeding pipe; a discharging pipe is arranged at the bottom of the collecting cylinder; the opening surface of the collecting cylinder is provided with a screen, and two ends of the screen in the length direction are respectively provided with a blower for cooling the granules in the collecting cylinder. The device solves the problems of agglomeration, oiling and precipitation of the granules caused by insufficient cooling of the granules (especially in hot summer); the device is simple and convenient to operate, convenient to install and overhaul, and capable of realizing automatic control.
The technical solution in the above patent document solves the problem of insufficient cooling during the collection of the pellets, but the screw stirring device adopted in the technical solution has the phenomena of deformation, damage and agglomeration caused by extrusion among the pellets with insufficient cooling when stirring and turning the pellets entering the collection cylinder, so that the qualification rate of the pellets is affected.
Therefore, how to process the collection device is a technical problem that the person skilled in the art needs to solve at present.
Disclosure of Invention
The utility model aims at solving the problems in the prior art and provides a collecting air cooling device for extrusion granulation of a thermoplastic elastomer.
The technical scheme of the utility model is as follows: the collecting air cooling device for the thermoplastic elastomer extrusion granulation comprises a collecting cylinder, wherein a feeding pipe for feeding is arranged above the collecting cylinder, a discharging pipe for discharging is arranged at the bottom of the collecting cylinder, air blast assemblies for air cooling of granules are symmetrically arranged on the outer walls of the two sides of the collecting cylinder, and a screening assembly for screening the granules and a driving assembly for driving the screening assembly are arranged inside the collecting cylinder;
the driving assembly comprises a shell, a carrier plate is arranged in the shell, a motor is arranged on the carrier plate, and a disc is arranged at the output end of the motor;
the screening assembly comprises an upper screening piece and a lower screening piece which are arranged up and down, and the upper screening piece and the lower screening piece are connected through a screw rod group.
Preferably, the air blast assembly comprises an air collecting box arranged on the outer wall of the side edge of the collecting cylinder, and an air blower for blowing air is arranged on the outer wall of the air collecting box.
Preferably, the upper screening element comprises a first frame fixedly connected to the inner wall of the collecting cylinder, and a first screen plate is slidably connected to the inside of the first frame.
Preferably, the lower screening part comprises a second frame body fixedly connected to the inner wall of the collecting cylinder, the second frame body is located below the first frame body, and a second screen plate is slidably connected inside the second frame body.
Preferably, the screw group comprises two screws, the two screws are arranged in a front-back symmetrical way, and two ends of the two screws are respectively and movably connected to the first screen plate and the second screen plate.
Preferably, a return groove is formed in the middle of the first screen plate, a protruding rod is arranged at the bottom of the disc, and the bottom end of the protruding rod is inserted into the return groove.
Preferably, the front and rear shell walls of the collecting cylinder are provided with sliding grooves, the front and rear outer walls of the shell cover are symmetrically provided with sliding blocks, and the sliding blocks are in sliding connection with the sliding grooves.
Compared with the prior art, the utility model has the following beneficial technical effects:
through setting up with drive assembly and screening subassembly, be aided with the blast air subassembly that is used for forced air cooling again, and then replace screw rod agitating unit and the air-blower structure that adopts among the prior art, rock screening collection to the pellet that enters into in the collection section of thick bamboo, the time that the pellet falls into in the collection section of thick bamboo is prolonged, increases its forced air cooling time to when guaranteeing pellet forced air cooling effect, avoided the extrusion to the pellet when screw rod agitating unit moves, further ensure the qualification rate of pellet.
Drawings
FIG. 1 shows a schematic view of a partially cut-away perspective structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the axial side view of FIG. 1;
fig. 3 is a schematic view of a partially cut-away perspective structure of the drive assembly of fig. 1.
Reference numerals: 1. a collection cylinder; 2. a feed pipe; 3. a discharge pipe; 4. a blower assembly; 41. a blower; 42. a wind collecting box; 5. a drive assembly; 51. a housing; 52. a carrier plate; 53. a motor; 54. a disc; 6. a screen assembly; 61. upper screening member 611, frame one; 612. a first screen plate; 62. a lower screen member; 621. a second frame; 622. and a second screen plate.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1 and 3, the collecting air-cooling device for extrusion granulation of thermoplastic elastomer provided by the utility model comprises a collecting cylinder 1, wherein a feeding pipe 2 for feeding is arranged above the collecting cylinder 1, a discharging pipe 3 for discharging is arranged at the bottom of the collecting cylinder 1, air blast assemblies 4 for air cooling of granules are symmetrically arranged on the outer walls of two sides of the collecting cylinder 1, and a screening assembly 6 for screening the granules and a driving assembly 5 for driving the screening assembly 6 are arranged inside the collecting cylinder 1;
the driving assembly 5 comprises a shell cover 51, a carrier plate 52 is arranged in the shell cover 51, a motor 53 is arranged on the carrier plate 52, and a disc 54 is arranged at the output end of the motor 53;
the screen assembly 6 comprises upper screen members 61 and lower screen members 62 arranged one above the other, and the upper screen members 61 and lower screen members 62 are connected by a screw set 63.
In the embodiment, a valve is arranged on the discharging pipe 3, and then the discharging of the granules in the collecting cylinder 1 is controlled through the valve.
The working principle of the collecting air cooling device for thermoplastic elastomer extrusion granulation based on the first embodiment is as follows: when the pellets enter the collection drum 1 through the feed pipe 2, the cover 51 in the drive assembly 5 is of triangular configuration, since the feed pipe 2 is located directly above the drive assembly 5. And thus the pellet phase falling thereon, slides off on both sides and onto the upper screen members 61 of screen assembly 6. The blower assembly 4 and the driving assembly 5 are synchronously started to operate, and the motor 53 in the driving assembly 5 drives the disc 54 to move, so that reciprocating shaking of the screening assembly 6 is realized, and granules falling on the screen assembly fall through holes on the screen assembly. The operation of the blower assembly 4 in turn air-cools the layers of pellets falling in the collection drum 1. The screen assembly 6 is divided into an upper screen member 61 and a lower screen member 62 and connected by a set of screws 63 so that the upper screen member 61 and the lower screen member 62 move synchronously. When the driving assembly 5 realizes the movement of the upper screening member 61, the reciprocating movement of the lower screening member 62 is synchronously realized, the layered screening and blanking of the granules is realized, and the cooling effect is further ensured.
Example two
As shown in fig. 1-2, based on the first embodiment, this embodiment further includes: the blast assembly 4 comprises a wind collecting box 42 arranged on the outer wall of the side edge of the collecting cylinder 1, a blast blower 41 used for blasting is arranged on the outer wall of the wind collecting box 42, the upper screening piece 61 comprises a first frame body 611 fixedly connected to the inner wall of the collecting cylinder 1, a first screen plate 612 is slidingly connected to the inner part of the first frame body 611, the lower screening piece 62 comprises a second frame body 621 fixedly connected to the inner wall of the collecting cylinder 1, the second frame body 621 is arranged below the first frame body 611, a second screen plate 622 is slidingly connected to the inner part of the second frame body 621, the screw group 63 comprises two screws, the two screws are symmetrically arranged front and back, and two ends of the two screws are respectively movably connected to the first screen plate 612 and the second screen plate 622.
In this embodiment, a plurality of air outlets are disposed on a side of the air collecting box 42 near the collecting cylinder 1, and the plurality of air outlets respectively correspond to the multi-layer spaces separated by the screen assemblies 6.
Example III
As shown in fig. 2-3, based on the first or second embodiment, the present embodiment further includes: the middle part of screen plate one 612 has seted up the return channel, and the bottom of disc 54 is provided with the protruding pole, and the bottom of protruding pole inserts in the return channel, has all seted up the spout on the front and back shell wall of collection tube 1, and the symmetry is provided with the slider on the front and back outer wall of shell cover 51, sliding connection between slider and the spout.
In this embodiment, the disc 54 in the driving assembly 5 drives the protruding rod to move, so as to realize the reciprocating movement of the first screen plate 612.
In this embodiment, the housing cover 51 is movably connected with the collecting cylinder 1 through a sliding block, so as to realize convenient assembly of the driving assembly 5.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (7)
1. The utility model provides a thermoplastic elastomer extrudes granulation and uses collection forced air cooling device, includes collection section of thick bamboo (1), the top of collection section of thick bamboo (1) is equipped with inlet pipe (2) that are used for throwing the material, and the discharging pipe (3) that are used for the ejection of compact are installed to the bottom of collection section of thick bamboo (1), the symmetry is provided with blast assemblies (4) that are used for granule forced air cooling on the both sides outer wall of collection section of thick bamboo (1), its characterized in that: a screening assembly (6) for screening the granules and a driving assembly (5) for driving the screening assembly (6) are arranged in the collecting cylinder (1);
the driving assembly (5) comprises a shell cover (51), a carrier plate (52) is arranged in the shell cover (51), a motor (53) is arranged on the carrier plate (52), and a disc (54) is arranged at the output end of the motor (53);
the screening assembly (6) comprises an upper screening element (61) and a lower screening element (62) which are arranged up and down, and the upper screening element (61) and the lower screening element (62) are connected through a screw rod group (63).
2. The collecting air-cooling device for extrusion granulation of thermoplastic elastomer according to claim 1, wherein: the air blast assembly (4) comprises an air collecting box (42) arranged on the outer wall of the side edge of the collecting cylinder (1), and an air blower (41) for blowing air is arranged on the outer wall of the air collecting box (42).
3. The collecting air-cooling device for extrusion granulation of thermoplastic elastomer according to claim 1, wherein: the upper screening part (61) comprises a first frame body (611) fixedly connected to the inner wall of the collecting cylinder (1), and a first screen plate (612) is connected inside the first frame body (611) in a sliding mode.
4. A collecting air-cooling device for extrusion granulation of thermoplastic elastomer according to claim 3, wherein: the lower screening piece (62) comprises a second frame (621) fixedly connected to the inner wall of the collecting cylinder (1), the second frame (621) is located below the first frame (611), and a second screen plate (622) is slidably connected inside the second frame (621).
5. The collecting air-cooling device for extrusion granulation of thermoplastic elastomer according to claim 4, wherein: the screw rod group (63) comprises two screw rods, the two screw rods are arranged in a front-back symmetrical mode, and two ends of the two screw rods are respectively and movably connected to the first screen plate (612) and the second screen plate (622).
6. The collecting air-cooling device for extrusion granulation of thermoplastic elastomer according to claim 5, wherein: the middle part of screen cloth board one (612) has seted up the return channel, the bottom of disc (54) is provided with the protruding pole, and the bottom of protruding pole inserts in the return channel.
7. The collecting air-cooling device for extrusion granulation of thermoplastic elastomer according to claim 1, wherein: sliding grooves are formed in the front shell wall and the rear shell wall of the collecting cylinder (1), sliding blocks are symmetrically arranged on the front outer wall and the rear outer wall of the shell cover (51), and the sliding blocks are connected with the sliding grooves in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320067993.9U CN219256121U (en) | 2023-01-10 | 2023-01-10 | Collecting air cooling device for thermoplastic elastomer extrusion granulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320067993.9U CN219256121U (en) | 2023-01-10 | 2023-01-10 | Collecting air cooling device for thermoplastic elastomer extrusion granulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219256121U true CN219256121U (en) | 2023-06-27 |
Family
ID=86864669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320067993.9U Active CN219256121U (en) | 2023-01-10 | 2023-01-10 | Collecting air cooling device for thermoplastic elastomer extrusion granulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219256121U (en) |
-
2023
- 2023-01-10 CN CN202320067993.9U patent/CN219256121U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 322200 No.99 Xingbi Avenue, Pujiang County, Jinhua City, Zhejiang Province Patentee after: Pujiang Yuyang Plastic Co.,Ltd. Address before: 322200 No.99 Xingbi Avenue, Pujiang County, Jinhua City, Zhejiang Province Patentee before: Zhejiang Yuyang Polymer Materials Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |