CN220008435U - Modified PA plastic particle melting device - Google Patents
Modified PA plastic particle melting device Download PDFInfo
- Publication number
- CN220008435U CN220008435U CN202321613336.6U CN202321613336U CN220008435U CN 220008435 U CN220008435 U CN 220008435U CN 202321613336 U CN202321613336 U CN 202321613336U CN 220008435 U CN220008435 U CN 220008435U
- Authority
- CN
- China
- Prior art keywords
- mixing kettle
- chamber
- modified
- feed hopper
- plastic particle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004033 plastic Substances 0.000 title claims abstract description 31
- 229920003023 plastic Polymers 0.000 title claims abstract description 31
- 238000002844 melting Methods 0.000 title claims abstract description 30
- 230000008018 melting Effects 0.000 title claims abstract description 30
- 239000002245 particle Substances 0.000 title claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 24
- 238000007599 discharging Methods 0.000 claims abstract description 23
- 238000003723 Smelting Methods 0.000 claims abstract 4
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000004594 Masterbatch (MB) Substances 0.000 abstract description 8
- 239000012634 fragment Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229920000426 Microplastic Polymers 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229920001887 crystalline plastic Polymers 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model discloses a modified PA plastic particle melting device, which comprises a feed hopper, wherein two sides of an inlet of the feed hopper are rotatably connected with a plurality of crushing rotating shafts, one side of the bottom of the feed hopper is connected with the head of a conveying pipe, the tail of the conveying pipe is inserted into a smelting furnace, the rotating shafts and the rotating blades are rotatably connected with each other through a driving mechanism, a filter screen is arranged below an opening of the tail of the conveying pipe, a mixing kettle is arranged below the filter screen, a stirring mechanism is arranged in the mixing kettle, the bottom of the mixing kettle is connected with a discharging mechanism through a control valve A, and the mixing kettle and the discharging mechanism are both positioned in the smelting furnace; the device can crush the master batch of PA plastics into particle fragments and then convey the particle fragments into a melting furnace for melting, is provided with a stirring mechanism for uniformly mixing the plastic melt, then extrudes the molten plastics into strips through a discharging mechanism and conveys the strips to the next process, and has the characteristics of compact structure, strong linkage, high energy utilization rate and convenience in feeding and discharging.
Description
Technical Field
The utility model relates to the technical field of modified PA plastic preparation equipment, in particular to a modified PA plastic particle melting device.
Background
The polyamide is commonly called nylon (PA for short), is crystalline plastic, has the molding temperature of 220-300 ℃, has excellent mechanical property, high strength, high rigidity, good wear resistance, self-lubricity and oil resistance, stable chemical property, can meet the requirements of different functions by a modification method, and is widely applied to industries of automobiles, electric appliances, telecommunication, electronics, machinery and the like, and has important market value. When producing modified PA plastic granules, need carry out the melting mix with multiple masterbatch, put into the cold water tank after extruding into strips with plastics melt later and cool off the grain, traditional melting device can't link broken mechanism, when the material loading is big, produces the incomplete, the inhomogeneous problem of mixing of masterbatch easily, its discharge mechanism is also comparatively simple, does not possess the pressure and promotes the function, is unfavorable for unloading and produces easily and remain, needs a novel melting device to solve above-mentioned problem.
Disclosure of Invention
In order to solve the problems, the utility model provides a modified PA plastic particle melting device, which comprises a feed hopper, wherein two sides of an inlet of the feed hopper are rotatably connected with a plurality of crushing rotating shafts, one side of the bottom of the feed hopper is connected with the head of a conveying pipe, the tail of the conveying pipe is inserted into a melting furnace, the conveying pipe is rotatably connected with a spiral blade, the crushing rotating shafts and the spiral blade are driven by a driving mechanism, a filter screen is arranged below an opening of the tail of the conveying pipe, a mixing kettle is arranged below the filter screen, a stirring mechanism is arranged in the mixing kettle, the bottom of the mixing kettle is connected with a discharging mechanism through a control valve A, and the mixing kettle and the discharging mechanism are both positioned in the melting furnace.
Further, the driving mechanism comprises a motor A, the motor A is located in a power chamber on one side of the feeding hopper, the power chamber is internally and vertically connected with a transmission shaft in a rotating mode, one end of the crushing rotating shaft and one end of the spiral blade shaft rod penetrate into the power chamber, a driven gear is arranged at the tail end of the penetrating portion, and the driven gear and a driving gear of an output shaft of the motor A are meshed with a shaft body gear of the transmission shaft.
Further, the stirring mechanism comprises a stirring column, the stirring column is rotationally connected with the center of the bottom of the mixing kettle, a blade is arranged on the column body of the stirring column, and the lower end of the stirring column penetrates out of the mixing kettle to be connected with the output end of the motor B.
Further, the discharging mechanism comprises a pushing chamber, the top of the pushing chamber is connected with a control valve A, one side of the pushing chamber is connected with a hydraulic cylinder, a piston rod of the hydraulic cylinder penetrates into the pushing chamber, the tail end of the piston rod is connected with a push plate, the push plate is in sliding connection with the inner wall of the pushing chamber, a discharging pipe of the pushing chamber is arranged on the opposite side of the hydraulic cylinder, a control valve B is arranged on the pipe body of the discharging pipe, and an outlet of the discharging pipe is connected with a pore plate cover.
Further, heating wires and temperature sensors built in the melting furnace are arranged around the conveying pipe, the mixing kettle and the pushing chamber.
The utility model has the following beneficial effects:
the utility model can crush various master batches of PA plastics into particle fragments, then mix the particle fragments initially, transmit the particle fragments into a melting furnace to melt, enable the melted plastics to flow into a mixing kettle below through a filter screen, mix the plastics melt uniformly through a mixing mechanism, enable the mixed melt to flow into a pushing and pressing chamber through a control valve A, extrude the mixture into strips under the pushing of a pushing plate, and then send the strips into a water tank to be cooled and cut off. The device has the characteristics of compact structure, strong linkage, high energy utilization rate and convenient feeding and discharging.
Drawings
Fig. 1 is a schematic view of the internal structure of the present utility model.
The reference numerals are explained as follows: 1. a feed hopper; 2. crushing a rotating shaft; 3. a material conveying pipe; 4. a melting furnace; 5. a helical blade; 501. a shaft lever; 6. a filter screen; 7. a mixing kettle; 8. a control valve A; 9. a motor A; 10. a power chamber; 11. a transmission shaft; 12. stirring the column; 13. a motor B; 14. a pushing chamber; 1401. a discharge pipe; 15. a hydraulic cylinder; 1501. a push plate; 16. a control valve B; 17. a well plate cover; 18. a heating wire; 19. a temperature sensor.
Detailed Description
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model is further described below with reference to the accompanying drawings:
as shown in figure 1, a modified PA plastic particle melting device comprises a feed hopper 1, wherein two sides of an inlet of the feed hopper 1 are rotatably connected with a plurality of crushing rotating shafts 2, one side of the bottom of the feed hopper 1 is connected with the head of a conveying pipe 3, the tail of the conveying pipe 3 is inserted into a melting furnace 4, a spiral blade 5 is rotatably connected with the conveying pipe 3, and the crushing rotating shafts 2 and the spiral blade 5 are driven by a driving mechanism. The driving mechanism comprises a motor A9, the motor A9 is positioned in a power chamber 10 at one side of the feed hopper 1, a transmission shaft 11 is vertically and rotatably connected in the power chamber 10, one ends of the crushing rotating shaft 2 and the shaft rods 501 of the spiral blades 5 penetrate into the power chamber 10, and a driven gear is arranged at the tail end of the penetrating part. Wherein, driven gears between adjacent crushing rotating shafts 2 are meshed with each other, and one driven gear is meshed with a gear above the shaft body of the transmission shaft 11; the driven gear on the shaft 501 is meshed with the gear below the shaft body of the transmission shaft 11. When the motor A9 is started, the motor A9 can drive the crushing rotating shaft 2 and the spiral blades 5 to rotate, and various master batches are conveyed to the melting furnace 4 for melting after being crushed and primarily mixed by the crushing rotating shaft 2 by the spiral blades 5.
In this embodiment, the filter screen 6 is arranged below the tail opening of the conveying pipe 3, the mixing kettle 7 is arranged below the filter screen 6, the filter screen 6 is used for filtering incompletely melted master batch fragments, the plastic melt falling into the mixing kettle 7 is ensured to be completely melted (an electrothermal device can be arranged on the filter screen 6 to be matched with and melted), a stirring mechanism is arranged in the mixing kettle 7, the stirring mechanism comprises a stirring column 12, the stirring column 12 is rotationally connected with the bottom center of the mixing kettle 7 through a bearing, a blade for stirring the plastic melt is arranged on the column body of the stirring column 12, the lower end of the stirring column 12 penetrates out of the mixing kettle 7 into a transmission chamber, a transmission rod is rotationally connected in the transmission chamber, a rod body gear of the transmission rod is meshed with a gear at the lower end of the stirring column 12, one end of the transmission rod penetrates into a device chamber, and is meshed with a gear at the output end of a motor B13 through a rod end gear.
In this embodiment, the bottom of the mixing kettle 7 is a slope, the lowest part of the slope is connected with a control valve A8, the mixing kettle 7 is connected with a discharging mechanism through the control valve A8, the discharging mechanism comprises a pushing chamber 14, the top of the pushing chamber 14 is connected with the control valve A8, one side of the pushing chamber 14 is connected with a hydraulic cylinder 15, the hydraulic cylinder 15 and a motor B13 are both positioned in an equipment chamber (the motor B13 is arranged above the hydraulic cylinder 15, a heat insulation layer can be arranged on the inner wall of the equipment chamber), a piston rod of the hydraulic cylinder 15 penetrates into the pushing chamber 14, the tail end of the piston rod is connected with a push plate 1501, the push plate 1501 is in sliding connection with the inner wall of the pushing chamber 14, a discharging pipe 1401 of the pushing chamber 14 is arranged on the opposite side of the hydraulic cylinder 15, a control valve B16 is arranged on the pipe body of the discharging pipe 1401, and an outlet of the discharging pipe 1401 is connected with a pore plate cover 17.
In this embodiment, the transmission chamber, the equipment chamber, the mixing kettle 7 and the discharging mechanism are all located in the melting furnace 4, and the heating wire 18 and the temperature sensor 19 which are arranged in the melting furnace 4 are arranged around the conveying pipe 3, the mixing kettle 7 and the pushing chamber 14, so as to monitor and adjust the temperature in the furnace and ensure that the plastic melt is in a molten state.
The working principle of the utility model is as follows:
the motor A9 is started to drive the crushing rotating shaft 2 and the spiral blade 5 to rotate, PA plastic master batch is put into the opening of the feed hopper 1, and after the master batch is crushed by the crushing rotating shaft 2, the master batch is conveyed into the melting furnace 4 by the spiral blade 5 to be melted. The melted plastic melt falls into the mixing kettle 7 through the filter screen 6, the motor B13 is started to drive the stirring column 12 to rotate, the plastic melt in the mixing kettle 7 is uniformly mixed, then the control valve A8 is opened, the plastic melt flows into the pushing and pressing chamber 14, after the pushing and pressing chamber 14 is filled, the control valve A8 is closed, the control valve B16 is opened, the hydraulic cylinder 15 is started to push the plastic melt to be discharged from the orifice plate cover 17, and the plastic melt is extruded into strips and then enters the cold water tank to be cooled. The discharge pipe 1401 can also be directly injection molded by removing the orifice cover 17 and connecting with the mold.
The utility model can crush the master batch of PA plastic into particle fragments, then transmit the particle fragments into the melting furnace 4 for melting, and is provided with the stirring mechanism for uniformly mixing the plastic melt, then extrude the molten plastic into strips through the discharging mechanism and then send the strips to the next working procedure, and the device has the characteristics of compact structure, strong linkage, high energy utilization rate and convenient feeding and discharging.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (5)
1. The utility model provides a modified PA plastic particle melting device, includes feeder hopper (1), its characterized in that: feed hopper (1) entry both sides swivelling joint a plurality of crushing pivot (2), feed hopper (1) bottom one side is connected conveying pipeline (3) head, conveying pipeline (3) afterbody inserts in smelting pot (4), conveying pipeline (3) swivelling joint helical blade (5), crushing pivot (2) all drive through actuating mechanism with helical blade (5), conveying pipeline (3) afterbody opening below is equipped with filter screen (6), filter screen (6) below is equipped with mixing kettle (7), be equipped with rabbling mechanism in mixing kettle (7), discharge mechanism is connected through control valve A (8) in mixing kettle (7) bottom, mixing kettle (7) all are located smelting pot (4) with discharge mechanism.
2. A modified PA plastic particle melting apparatus as set forth in claim 1, wherein: the driving mechanism comprises a motor A (9), the motor A (9) is located in a power chamber (10) on one side of the feed hopper (1), a transmission shaft (11) is vertically and rotatably connected in the power chamber (10), one end of a crushing rotating shaft (2) and one end of a shaft lever (501) of the helical blade (5) penetrate into the power chamber (10), a driven gear is arranged at the tail end of the penetrating part, and the driven gear and a driving gear of an output shaft of the motor A (9) are meshed with a shaft body gear of the transmission shaft (11).
3. A modified PA plastic particle melting apparatus as set forth in claim 1, wherein: the stirring mechanism comprises a stirring column (12), the stirring column (12) is rotationally connected with the bottom center of the mixing kettle (7), blades are arranged on the column body of the stirring column (12), and the lower end of the stirring column (12) penetrates out of the mixing kettle (7) to be connected with the output end of the motor B (13).
4. A modified PA plastic particle melting apparatus as set forth in claim 1, wherein: the discharging mechanism comprises a pushing chamber (14), the top of the pushing chamber (14) is connected with a control valve A (8), one side of the pushing chamber (14) is connected with a hydraulic cylinder (15), a piston rod of the hydraulic cylinder (15) penetrates into the pushing chamber (14), the tail end of the piston rod is connected with a push plate (1501), the push plate (1501) is slidably connected with the inner wall of the pushing chamber (14), a discharging pipe (1401) of the pushing chamber (14) is arranged on the opposite side of the hydraulic cylinder (15), a control valve B (16) is arranged on the pipe body of the discharging pipe (1401), and an outlet of the discharging pipe (1401) is connected with a pore plate cover (17).
5. A modified PA plastic particle melting apparatus as set forth in claim 1, wherein:
the heating wire (18) and the temperature sensor (19) which are arranged in the melting furnace (4) are arranged around the conveying pipe (3), the mixing kettle (7) and the pushing chamber (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613336.6U CN220008435U (en) | 2023-06-25 | 2023-06-25 | Modified PA plastic particle melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613336.6U CN220008435U (en) | 2023-06-25 | 2023-06-25 | Modified PA plastic particle melting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220008435U true CN220008435U (en) | 2023-11-14 |
Family
ID=88681301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321613336.6U Active CN220008435U (en) | 2023-06-25 | 2023-06-25 | Modified PA plastic particle melting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220008435U (en) |
-
2023
- 2023-06-25 CN CN202321613336.6U patent/CN220008435U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |