CN211941590U - Production line for preparing non-o-benzene medical PVC granules - Google Patents
Production line for preparing non-o-benzene medical PVC granules Download PDFInfo
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- CN211941590U CN211941590U CN201922408462.8U CN201922408462U CN211941590U CN 211941590 U CN211941590 U CN 211941590U CN 201922408462 U CN201922408462 U CN 201922408462U CN 211941590 U CN211941590 U CN 211941590U
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- screw extruder
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- stirrer
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- 239000008187 granular material Substances 0.000 title claims abstract description 25
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 239000000463 material Substances 0.000 claims abstract description 78
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 238000001035 drying Methods 0.000 claims description 32
- 239000000314 lubricant Substances 0.000 claims description 12
- 239000003381 stabilizer Substances 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 239000008188 pellet Substances 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000000654 additive Substances 0.000 abstract description 2
- 238000007605 air drying Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003607 modifier Substances 0.000 description 3
- 239000004014 plasticizer Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000009775 high-speed stirring Methods 0.000 description 1
- 238000000034 method 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
- 239000003921 oil Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Glanulating (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model provides an assembly line for preparing non-o-benzene class medical PVC aggregate, include: a stirrer, a cooling mixer, a feeder, a double-screw extruder, a single-screw extruder and a granulator. The materials sequentially enter the stirrer, the cooling mixer, the feeding machine, the double-screw extruder, the single-screw extruder and the granulator, the raw materials and the additives are added into the stirrer in batches, feeding is achieved according to a preset temperature interval, and the whole non-o-benzene medical PVC granules are prepared well-orderly, so that the whole preparation process is beneficial to growth of the non-o-benzene medical PVC granules, the product quality can be effectively controlled, and the preparation efficiency and the qualified rate are improved.
Description
Technical Field
The utility model belongs to the technical field of the PVC aggregate preparation, especially, relate to an assembly line for preparing non-o-benzene medical PVC aggregate.
Background
Compared with wood and steel, PVC has high elasticity. High cold resistance, wear resistance, good smoothness and the like. The PVC granular material has high chemical stability, so that the PVC granular material can be used for manufacturing anticorrosive pipelines, pipe fittings, oil pipelines, centrifugal pumps, blowers and the like. When the PVC granules are applied to the medical field, the non-o-benzene medical PVC granules can be used for manufacturing TPE precision blood transfusion instruments, PP threaded breathing circuits, PP telescopic breathing circuits, large transfusion combined covers and interfaces. The production and preparation of the medical PVC granules are more strict, but the current market lacks production equipment of non-o-benzene medical PVC granules, generally adopts general equipment, and obviously, the general equipment is used in a plurality of places which are not perfect in the production industry of the non-o-benzene medical PVC granules. At present, few production lines which are completely suitable for the production mode and the property of non-o-benzene medical PVC granules need to be used, and a large amount of labor is required, so that the preparation efficiency is low, the qualification rate is low, the preparation time is long, and the controllability is poor.
Disclosure of Invention
In order to solve the technical problem, the utility model provides an assembly line for preparing medical PVC aggregate of non-o-benzene class.
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
The utility model adopts the following technical scheme:
in some alternative embodiments, there is provided an assembly line for making non-o-benzene medical PVC pellets, comprising: a stirrer, a cooling mixer, a feeding machine, a double-screw extruder, a single-screw extruder and a granulator; a temperature sensor is arranged in the stirrer, a raw material feeding port, a stabilizer feeding port, an accelerator feeding port and a lubricant feeding port are arranged at the top of the stirrer, storage pipes are arranged in the stabilizer feeding port, the accelerator feeding port and the lubricant feeding port, a material feeding port is formed in the bottom of each storage pipe, a baffle is arranged at the opening of the material feeding port, a connecting platform is arranged outside the material feeding port, a bearing is arranged on the connecting platform, a rotating shaft matched with the bearing is arranged on the baffle, and the rotating shaft on the baffle is connected with a power output shaft of a motor; the discharge port of the stirrer is positioned above the pot body of the cooling mixer; the discharge port of the cooling mixer is connected with the feed inlet of the feeding machine, the discharge port of the feeding machine is connected with the feed inlet of the double-screw extruder, and the discharge port of the double-screw extruder is connected with the feed inlet of the single-screw extruder; and a grain cutting tool is arranged in the grain cutting machine and is positioned at one side of the discharge port of the single-screw extruder.
Electromagnetic valves are arranged on a pipeline connecting a discharge port of the stirrer, a discharge port of the cooling mixer and a feed port of the feeder, a pipeline connecting a discharge port of the feeder and a feed port of the double-screw extruder, and a pipeline connecting a discharge port of the double-screw extruder and a feed port of the single-screw extruder; the electromagnetic valve and the motor are controlled by a PLC, and the temperature sensor is connected with a data acquisition port of the PLC.
Wherein, the feeder includes: the feeding machine comprises a machine shell, a material containing cavity and a material pressing plate, wherein the material containing cavity is arranged inside the machine shell, the material pressing plate is located inside the material containing cavity and connected with an action end of a hydraulic oil cylinder, a feeding port of the feeding machine is located on the side face of the material containing cavity, and a discharging port of the feeding machine is located at the bottom of the material containing cavity.
Wherein, the discharge gate department of pelleter sets up material predrying platform, material predrying platform is located cut grain cutter's below.
Wherein, material predrying platform includes: the drying net is arranged in the rectangular frame, the rectangular frame is connected with a vibration motor, and a fan is arranged below the drying net.
Wherein, the assembly line for preparing the non-o-benzene medical PVC granules further comprises: the material pushing rod is located above the material pre-drying platform, the material pushing rod is connected with the action portion of the air cylinder and used for pushing the granular materials on the material pre-drying platform into the drying channel, an air inlet is formed in a discharge port of the drying channel, and the air inlet is connected with an air outlet of the fan.
And a dryer is arranged on a pipeline connecting the air inlet of the drying channel with the air outlet of the fan.
The utility model discloses the beneficial effect who brings: the materials sequentially enter the stirrer, the cooling mixer, the feeding machine, the double-screw extruder, the single-screw extruder and the granulator, the raw materials and the additives are added into the stirrer in batches, feeding is achieved according to a preset temperature interval, and the whole non-o-benzene medical PVC granules are prepared well-orderly, so that the whole preparation process is beneficial to growth of the non-o-benzene medical PVC granules, the product quality can be effectively controlled, and the preparation efficiency and the qualified rate are improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the blender of the present invention;
FIG. 3 is a schematic view of the feeding machine of the present invention;
FIG. 4 is a schematic structural diagram of the material pre-drying platform of the present invention;
fig. 5 is a schematic position diagram of the material pre-drying platform and the drying channel of the present invention.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others.
In some illustrative embodiments, as shown in fig. 1 and 5, there is provided a line for preparing non-o-benzene medical PVC pellets, comprising, in order according to the direction of movement of the material: the device comprises a stirrer 1, a cooling mixer 2, a feeder 3, a double-screw extruder 4, a single-screw extruder 5, a granulator 6, a material pre-drying platform 7 and a drying channel 8.
As shown in fig. 2, the mixer 1 is used for uniformly mixing the PVC powder, the modifier, the plasticizer, the stabilizer, the accelerator and the lubricant. A temperature sensor 11 is arranged in the stirrer 1 and used for measuring the temperature of materials.
The top of the stirrer 1 is provided with a raw material feeding port 12, a stabilizer feeding port 13, an accelerator feeding port 14 and a lubricant feeding port 15. The raw material feeding port 12 is used for feeding PVC powder, a modifier and a plasticizer; the stabilizer feeding port 13 is used for feeding a stabilizer into the stirrer 1; the accelerant feeding port 14 is used for feeding accelerant; the lubricant feeding port 15 is used for feeding lubricant.
During processing, PVC powder and a modifier are added into the stirrer 1 through the raw material feeding port 12, and then a plasticizer is added for high-speed stirring. When the temperature sensor 11 detects that the temperature reaches 70 ℃, the PLC controls the baffles on the stabilizer feeding port 13 and the accelerator feeding port 14 to be opened, at the moment, the stabilizer weighed in advance is fed into the stirrer 1 through the stabilizer feeding port 13, and the accelerator weighed in advance is fed into the stirrer 1 through the accelerator feeding port 14. And (3) continuing stirring, wherein when the temperature sensor 11 detects that the temperature reaches 90 ℃, the PLC controls the baffle on the lubricant feeding port 15 to be opened, and at the moment, the lubricant weighed in advance is fed into the stirrer 1 through the lubricant feeding port 15 and then is continuously stirred. When the temperature sensor 11 detects that the temperature reaches 110 ℃, the materials are completely absorbed and uniformly mixed, and then the next step of cooling treatment can be carried out.
The discharge port 23 of the stirrer is positioned above the pot body of the cooling mixer 2, and the uniformly mixed materials enter the pot body of the cooling mixer 2 for cooling. The discharge port 201 of the cooling mixer is connected with the feeding port 31 of the feeding machine, and the material is conveyed into the feeding machine 3 by the cooling mixer 2 after being cooled to 60 ℃. The discharge port 32 of the feeding machine is connected with the feeding port 41 of the double-screw extruder, the material is forcibly fed into the double-screw extruder 4 through the discharge port 32 of the feeding machine, further plasticized through friction shearing of double screws, uniformly mixed and then conveyed into the single-screw extruder 5, and the discharge port 42 of the double-screw extruder is connected with the feeding port 51 of the single-screw extruder. A grain cutting tool 61 is arranged in the grain cutting machine 6, and the grain cutting tool 61 is positioned at one side of the discharge port 52 of the single screw extruder to cut grains.
Electromagnetic valves are arranged on pipelines connecting the discharge port 23 of the stirrer, the discharge port 21 of the cooling mixer and the feeding port 31 of the feeder, pipelines connecting the discharge port 32 of the feeder and the feeding port 41 of the double-screw extruder, and pipelines connecting the discharge port 42 of the double-screw extruder and the feeding port 51 of the single-screw extruder. The solenoid valve is controlled by PLC with motor 22, and temperature sensor is connected with PLC's data acquisition port, saves the manual work, and makes the material flow more controllable, and is more accurate, also can guarantee the instantaneity and the accuracy that the material was put in to the quality of assurance preparation.
As shown in fig. 3, the feeder 3 includes: a casing 33, a material containing cavity 34 and a material pressing plate 35. A material containing chamber 34 is provided inside the housing 33 for containing the material. The pressing plate 35 is located inside the material containing cavity 34 and is used for providing power for material movement. The pressure plate 35 is connected with the action end of the hydraulic oil cylinder 36, the feeding machine inlet 31 is positioned on the side surface of the material containing cavity 34, and the feeding machine outlet 32 is positioned at the bottom of the material containing cavity 34. After the electromagnetic valve on the pipeline connecting the discharge port 32 of the feeding machine and the feeding port 41 of the double-screw extruder is closed, the electromagnetic valve on the pipeline connecting the discharge port 201 of the cooling mixer and the feeding port 31 of the feeding machine is opened, and the material enters the material containing cavity 34. After the material containing cavity 34 is filled with the material, the electromagnetic valve on the pipeline connecting the discharge port 201 of the cooling mixer and the feeding port 31 of the feeding machine is closed, the electromagnetic valve on the pipeline connecting the discharge port 32 of the feeding machine and the feeding port 41 of the double-screw extruder is opened, at the moment, the hydraulic oil cylinder 36 acts to drive the material pressing plate 35 to move downwards, and the material is forcibly pressed into the double-screw extruder 4. The material of being convenient for more removes, guarantees in the material can get into double screw extruder 4, stable in structure moreover, and is simple effective.
The discharge gate department of pelleter sets up material predrying platform 7, and material predrying platform 7 is located the below of cutting grain cutter 61, and the aggregate falls on material predrying platform 7, carries out the predrying. As shown in fig. 4, the material predrying platform 7 includes: rectangle frame 71 and stoving net 72, stoving net 72 sets up in rectangle frame 71, and rectangle frame 71 is connected with vibrating motor, and stoving net 72 below sets up fan 9, and the fan provides mobile air for material predrying platform 7, carries out predrying to the aggregate on the net 72 of drying, and vibrating motor drives vibrating motor and sieves, and drying is accelerated.
The utility model discloses still include: a pusher rod 73 and an air cylinder 74. The material pushing rod 73 is located above the material pre-drying platform 7, the material pushing rod 73 is connected with the action part of the air cylinder 74, when the air cylinder 74 acts, the material pushing rod 73 is driven to move, granules on the material pre-drying platform 7 are pushed into the drying channel 8, the discharge hole of the drying channel 8 is provided with an air inlet 81, and the air inlet 81 is connected with the air outlet of the fan 9. One part of the air output by the fan 9 is used for air-drying the granules on the material pre-drying platform 7, one part of the air output by the fan is used for air-drying the granules in the drying channel 8, and the air direction in the drying channel 8 is opposite to the granule moving prevention line, so that the granules are more convenient to dry, air-drying equipment does not need to be additionally configured, and the cost is reduced.
The pipeline connecting the air inlet 81 of the drying channel with the air outlet of the fan is provided with the dryer 10, most of moisture in the air is removed, and the drying speed is accelerated.
The above embodiment is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above embodiment, and any other changes, modifications, replacements, combinations, simplifications, equivalent replacement modes, which are not departed from the spirit and principle of the present invention, should be included in the protection scope of the present invention.
Claims (7)
1. An assembly line for preparing non-o-benzene medical PVC pellets, comprising: a stirrer, a cooling mixer, a feeding machine, a double-screw extruder, a single-screw extruder and a granulator; a temperature sensor is arranged in the stirrer, a raw material feeding port, a stabilizer feeding port, an accelerator feeding port and a lubricant feeding port are arranged at the top of the stirrer, storage pipes are arranged in the stabilizer feeding port, the accelerator feeding port and the lubricant feeding port, a material feeding port is formed in the bottom of each storage pipe, a baffle is arranged at the opening of the material feeding port, a connecting platform is arranged outside the material feeding port, a bearing is arranged on the connecting platform, a rotating shaft matched with the bearing is arranged on the baffle, and the rotating shaft on the baffle is connected with a power output shaft of a motor; the discharge port of the stirrer is positioned above the pot body of the cooling mixer; the discharge port of the cooling mixer is connected with the feed inlet of the feeding machine, the discharge port of the feeding machine is connected with the feed inlet of the double-screw extruder, and the discharge port of the double-screw extruder is connected with the feed inlet of the single-screw extruder; and a grain cutting tool is arranged in the grain cutting machine and is positioned at one side of the discharge port of the single-screw extruder.
2. The production line for preparing non-o-benzene medical PVC granules according to claim 1, wherein electromagnetic valves are arranged on a pipeline connecting a discharge port of the stirrer, a discharge port of the cooling mixer and a feed port of the feeder, a pipeline connecting a discharge port of the feeder and a feed port of the double-screw extruder, and a pipeline connecting a discharge port of the double-screw extruder and a feed port of the single-screw extruder; the electromagnetic valve and the motor are controlled by a PLC, and the temperature sensor is connected with a data acquisition port of the PLC.
3. The line for the production of non-o-benzene medical PVC pellets as claimed in claim 2, wherein the feeder comprises: the feeding machine comprises a machine shell, a material containing cavity and a material pressing plate, wherein the material containing cavity is arranged inside the machine shell, the material pressing plate is located inside the material containing cavity and connected with an action end of a hydraulic oil cylinder, a feeding port of the feeding machine is located on the side face of the material containing cavity, and a discharging port of the feeding machine is located at the bottom of the material containing cavity.
4. The production line of non-o-benzene medical PVC granules according to claim 3, characterized in that a material pre-drying platform is arranged at the discharge port of the granulator and is located below the granulating cutter.
5. The line for preparing non-o-benzene medical PVC pellets according to claim 4, wherein the material pre-drying platform comprises: the drying net is arranged in the rectangular frame, the rectangular frame is connected with a vibration motor, and a fan is arranged below the drying net.
6. The line for producing non-o-benzene medical PVC pellets according to claim 5, further comprising: the material pushing rod is located above the material pre-drying platform, the material pushing rod is connected with the action portion of the air cylinder and used for pushing the granular materials on the material pre-drying platform into the drying channel, an air inlet is formed in a discharge port of the drying channel, and the air inlet is connected with an air outlet of the fan.
7. The production line for preparing non-o-benzene medical PVC granules according to claim 6, wherein a dryer is arranged on a pipeline connecting the air inlet of the drying channel with the air outlet of the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922408462.8U CN211941590U (en) | 2019-12-28 | 2019-12-28 | Production line for preparing non-o-benzene medical PVC granules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922408462.8U CN211941590U (en) | 2019-12-28 | 2019-12-28 | Production line for preparing non-o-benzene medical PVC granules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211941590U true CN211941590U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922408462.8U Expired - Fee Related CN211941590U (en) | 2019-12-28 | 2019-12-28 | Production line for preparing non-o-benzene medical PVC granules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211941590U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104768A (en) * | 2022-01-27 | 2022-03-01 | 江苏百灵衡器制造有限公司 | Weightless weighing feeder with high feeding continuous uniformity |
| CN116476267A (en) * | 2023-04-27 | 2023-07-25 | 启东济东新材料科技有限公司 | Non-o-benzene PVC particles, preparation method and system |
-
2019
- 2019-12-28 CN CN201922408462.8U patent/CN211941590U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104768A (en) * | 2022-01-27 | 2022-03-01 | 江苏百灵衡器制造有限公司 | Weightless weighing feeder with high feeding continuous uniformity |
| CN116476267A (en) * | 2023-04-27 | 2023-07-25 | 启东济东新材料科技有限公司 | Non-o-benzene PVC particles, preparation method and system |
| CN116476267B (en) * | 2023-04-27 | 2024-06-21 | 浙江三诚塑业有限公司 | Non-o-benzene PVC particles, preparation method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 213149 No. 66, Changhong West Road, West Taihu science and Technology Industrial Park, Changzhou City, Jiangsu Province Patentee after: Changzhou Tianlong medical new material Co.,Ltd. Address before: 213149 No. 66, Changhong West Road, West Taihu science and Technology Industrial Park, Wujin District, Changzhou City, Jiangsu Province Patentee before: JIANGSU YABANG TIANLONG MEDICAL NEW MATERIALS Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 |