CN212498866U - Synchronous forced feeding mechanism for regeneration granulation of waste plastic films - Google Patents
Synchronous forced feeding mechanism for regeneration granulation of waste plastic films Download PDFInfo
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- CN212498866U CN212498866U CN202020612481.2U CN202020612481U CN212498866U CN 212498866 U CN212498866 U CN 212498866U CN 202020612481 U CN202020612481 U CN 202020612481U CN 212498866 U CN212498866 U CN 212498866U
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- gear
- screw
- feeding mechanism
- waste plastic
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- 230000007246 mechanism Effects 0.000 title claims abstract description 47
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 34
- 239000002985 plastic film Substances 0.000 title claims abstract description 27
- 229920006255 plastic film Polymers 0.000 title claims abstract description 27
- 239000002699 waste material Substances 0.000 title claims abstract description 25
- 238000005469 granulation Methods 0.000 title claims abstract description 18
- 230000003179 granulation Effects 0.000 title claims abstract description 18
- 230000008929 regeneration Effects 0.000 title claims abstract description 17
- 238000011069 regeneration method Methods 0.000 title claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 14
- 238000004064 recycling Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 230000004323 axial length Effects 0.000 claims description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 3
- 238000003825 pressing Methods 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application belongs to the field of machinery, and relates to a synchronous forced feeding mechanism for regeneration and granulation of waste plastic films, which comprises a loading hopper and a spiral conveying mechanism, wherein the spiral conveying mechanism comprises a shell, a conveying screw rod and a driving device, the conveying screw rod is arranged in the shell, the conveying screw rod is connected with the driving device, a feeding port and a discharging port are arranged on the shell, the feeding port and the discharging port are respectively positioned at the input end and the output end of the conveying screw rod, and the discharging port is positioned above the loading hopper; a spiral feeding mechanism is arranged in the charging hopper and comprises a rotating rod arranged in the charging hopper along the axial direction and a spiral blade coiled on the rotating rod; the dwang through synchronous switching-over device with the conveyor screw transmission is connected, when conveyor screw forward rotation, the dwang also is followed forward rotation. The extruder is forcedly fed by a feeding mode combining feeding and pressing, and is synchronously matched with the extruder to rotate, so that the feeding speed and the feeding pressure are controlled to be uniform.
Description
Technical Field
The utility model belongs to the field of machinery, a abandonment plastics regeneration granulation is related to, especially, relate to a force feed mechanism for abandonment plastics film regeneration granulation.
Background
The plastic regeneration granulation is a process of melting and granulating waste plastics after crushing and cleaning, plastic film products are usually used as disposable products, and in order to reduce environmental pressure, a large amount of plastic film products need to be recovered for regeneration granulation. In traditional granulation equipment, because plastic film texture is light soft, the feed inlet of extruding the screw rod adopts the reinforced mode feeding of manual work cooperation, need give material pressure with the instrument is pressed when reinforced. This feeding method does not allow good control of the feed rate and feed pressure, resulting in uneven material entering the extrusion screw.
Disclosure of Invention
The purpose of this application is to provide a motorcycle indicator trim based on inserts secondary injection moulding technique to the above-mentioned problem.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the application creatively provides a synchronous forced feeding mechanism for regeneration granulation of waste plastic films, which comprises a loading hopper and a spiral conveying mechanism, wherein the spiral conveying mechanism comprises a shell, a conveying screw rod and a driving device, the conveying screw rod is arranged in the shell and is connected with the driving device, the shell is provided with a feeding port and a discharging port, the feeding port and the discharging port are respectively positioned at the input end and the output end of the conveying screw rod, and the discharging port is positioned above the loading hopper; the method is characterized in that: a spiral feeding mechanism is arranged in the charging hopper and comprises a rotating rod arranged in the charging hopper along the axial direction and a spiral blade coiled on the rotating rod; the dwang through synchronous switching-over device with the conveyor screw transmission is connected, when conveyor screw forward rotation, the dwang also is followed forward rotation.
In the above synchronous forced feeding mechanism for waste plastic film regeneration granulation, the synchronous reversing device comprises a first gear arranged at the output end of the conveying screw and a second gear arranged on the rotating rod, and the first gear and the second gear are meshed with each other.
In the above synchronous forced feeding mechanism for regeneration granulation of waste plastic films, the first gear and the second gear are bevel gears.
In the above synchronous forced feeding mechanism for regeneration granulation of waste plastic films, the helical blade is coiled on the rotating rod along the right-handed direction, and the conveying screw comprises a screw shaft and a screw blade coiled on the screw shaft along the right-handed direction; the second gear is meshed with the lower side of the first gear through one side close to the spiral conveying mechanism.
In the above synchronous forced feeding mechanism for recycling and granulating waste plastic films, the helical blade is coiled on the rotating rod along the left-hand direction, and the conveying screw comprises a screw shaft and a screw blade coiled on the screw shaft along the left-hand direction; the second gear is meshed with the lower side of the first gear through one side close to the spiral conveying mechanism.
In the synchronous forced feeding mechanism for waste plastic film regeneration granulation, a shaft sleeve is movably sleeved outside the rotating rod along the axial direction, and the helical blade is connected to the shaft sleeve.
In the above synchronous forced feeding mechanism for the regeneration granulation of the waste plastic film, the rotating rod is provided with a plurality of strip-shaped grooves arranged along the circumferential direction, the inner side surface of the shaft sleeve is provided with a plurality of strip-shaped convex parts in one-to-one correspondence with the positions of the strip-shaped grooves, the axial length of the strip-shaped convex parts is smaller than that of the strip-shaped grooves, and the shaft sleeve and the rotating rod are in clearance fit.
In the synchronous forced feeding mechanism for regeneration granulation of the waste plastic film, the shaft sleeve is made of ABS or tetrafluoroethylene.
In the synchronous forced feeding mechanism for regeneration and granulation of the waste plastic film, the gear ratio of the first gear to the second gear is 1: 2.
In the synchronous forced feeding mechanism for the regeneration granulation of the waste plastic film, the driving device is a servo motor.
Compared with the prior art, the application has the advantages that:
1. the feeding hopper is matched with the spiral conveying mechanism, so that forced feeding of the extruder is realized by a feeding mode combining feeding and pressing, and the extruder is synchronously matched and rotated, so that the material conveying speed and the feeding speed are kept constant, and the feeding speed and the feeding pressure are controlled to be uniform.
2. The spiral feeding mechanism of the feeding hopper adopts a floating design, the structure is flexible, and the material is prevented from being blocked.
3. The gear ratio of the first gear and the second gear is controlled, so that the speed reduction transmission is realized, the feeding speed is higher than the material pressing speed, and the material is subjected to sufficient pressure in the helical blades.
Drawings
Fig. 1 is a schematic structural diagram provided in the present application.
Fig. 2 is a partial structural schematic diagram provided in the present application.
Fig. 3 is a partial structure view in a plan view according to the present application.
In the figure, a hopper 1, a screw conveyor 2, a casing 20, a conveyor screw 21, a feed inlet 200, a discharge port 201, the conveyor screw 21, a screw shaft 210, a screw blade 211, a driving device 22, a screw feeder 3, a rotating lever 30, a strip-shaped groove 300, a screw blade 31, a shaft sleeve 32, a strip-shaped convex portion 320, a synchronous reversing device 4, a first gear 40, and a second gear 41 are shown.
Detailed Description
Further illustrated by the following specific examples;
example one
As shown in figure 1, the synchronous forced feeding mechanism for regenerating and granulating the waste plastic film comprises a feeding hopper 1 used on an extruder and a spiral conveying mechanism 2 matched with the feeding hopper 1.
Specifically, the screw conveying mechanism 2 comprises a shell 20, a conveying screw 21 and a driving device 22, the conveying screw 21 is arranged in the shell 20, the conveying screw 21 is connected with the driving device 22, a feed port 200 and a discharge port 201 are arranged on the shell 20, the feed port 200 and the discharge port 201 are respectively positioned at the input end and the output end of the conveying screw 21, and the discharge port 201 is positioned above the hopper 1; the charging hopper 1 is provided with a screw feeding mechanism 3, and the screw feeding mechanism 3 includes a rotating rod 30 axially arranged in the charging hopper 1 and a helical blade 31 wound on the rotating rod. The axial direction of the rotating rod 30 is perpendicular to the axial direction of the conveying screw 21, the rotating rod 30 is in transmission connection with the conveying screw 21 through the synchronous reversing device 4, and when the conveying screw 21 rotates in the forward direction, the rotating rod 30 also rotates in the forward direction. Hopper 1 and screw conveyor 2 cooperation realize the feeding mode that pay-off and pressure material combine to synchronous cooperation rotates, makes material conveying speed and feed speed keep invariable, thereby control feed speed and feed pressure even.
As shown in fig. 1 and 3, the synchronous reversing device 4 includes a first gear 40 provided at the output end of the conveying screw 21 and a second gear 41 provided on the rotating rod 30, and the first gear 40 and the second gear 41 are engaged with each other. The first gear 40 and the second gear 41 are both bevel gears. The number of teeth of the first gear 40 to the gear ratio of the second gear 41 is 1: 2. Specifically, the number of teeth of the first gear 40 is 16, and the number of teeth of the second gear 41 is 32, so that the speed reduction transmission with a specific proportion is realized, and the feeding speed is higher than the pressing speed, so that the material is subjected to reasonable pressure in the helical blade 31. The screw blade 31 is wound on the rotating rod 30 in the right-handed direction, and the conveying screw 21 includes a screw shaft 210 and a screw blade 211 wound on the screw shaft 210 in the right-handed direction; the second gear 41 meshes with the lower side of the first gear 40 through the side close to the screw conveyor 2.
As shown in fig. 1, 2 and 3, a fixed seat 10 is provided on the hopper 1, a mounting hole is provided on the fixed seat 10, and the rotating rod 30 axially passes through the mounting hole of the fixed seat 10 and is connected with the mounting hole through a bearing 11. Dwang 30 has a plurality of bar grooves 300 that set up along circumference, the medial surface of axle sleeve 32 has a plurality of bar convex parts 320 with bar groove 300 position one-to-one, the axial width of this bar convex part 320 is less than the axial width of bar groove 300, the internal diameter of axle sleeve 32 is clearance fit with the external diameter of dwang 30, make axle sleeve 32 follow the axial activity in the 30 outside of dwang, and axle sleeve 32 and dwang 30 circumference relatively fixed, helical blade 31 is connected on this axle sleeve 32, realize the connection of floating, realize the axial motion of certain limit under the stress state, avoid the material card between helical blade 31 and loading hopper, moreover, the steam generator is flexible in structure. The shaft sleeve 32 is made of ABS or tetrafluoroethylene material, and has strong wear resistance and corrosion resistance and long service life.
As shown in fig. 1, the driving device 22 is a servo motor for adjusting the rotation speed of the feed screw 21.
The working principle of the utility model is as follows:
feed into feed inlet 200, drive arrangement 22 drives conveying screw 21 forward rotation, makes the material pay-off to the output along with conveying screw 21 to from the landing entering feeder hopper 1 of discharge gate 201, simultaneously, conveying screw 21's screw shaft 210 drives first gear 40 and rotates along screw shaft 210 axial, first gear 40 drives second gear 41 and rotates, second gear 41 drives dwang 30 axial and rotates, and then drives helical blade 31 forward rotation, makes the material follow helical blade 31 reinforced downwards. The helical blade 31 floats axially along the rotating rod 30 during rotation, avoiding jamming.
Example two
This embodiment is substantially the same as the first embodiment, except that: as shown in fig. 1, the screw blade 31 is wound around the rotating rod 30 in the left-hand direction, and the conveying screw 21 includes a screw shaft 210 and a screw blade 211 wound around the screw shaft 210 in the left-hand direction.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of hopper 1, auger mechanism 2, housing 20, conveyor screw 21, feed inlet 200, discharge port 201, conveyor screw 21, screw shaft 210, screw blade 211, driving device 22, auger mechanism 3, rotating rod 30, strip-shaped groove 300, screw blade 31, shaft sleeve 32, strip-shaped convex portion 320, synchronous reversing device 4, first gear 40, second gear 41, etc., are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The synchronous forced feeding mechanism for regeneration granulation of the waste plastic films comprises a feeding hopper (1) and a spiral conveying mechanism (2), wherein the spiral conveying mechanism (2) comprises a shell (20), a conveying screw (21) and a driving device (22), the conveying screw (21) is arranged in the shell (20), the conveying screw (21) is connected with the driving device (22), a feeding port (200) and a discharging port (201) are arranged on the shell (20), the feeding port (200) and the discharging port (201) are respectively positioned at the input end and the output end of the conveying screw (21), and the discharging port (201) is positioned above the feeding hopper (1); the method is characterized in that: a spiral feeding mechanism (3) is arranged in the charging hopper (1), and the spiral feeding mechanism (3) comprises a rotating rod (30) arranged in the charging hopper (1) along the axial direction and a spiral blade (31) wound on the rotating rod; the dwang (30) through synchronous switching-over device (4) with conveyor screw (21) transmission is connected, when conveyor screw (21) forward rotation, dwang (30) are also followed forward rotation.
2. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 1, wherein: the synchronous reversing device (4) comprises a first gear (40) arranged at the output end of the conveying screw (21) and a second gear (41) arranged on the rotating rod (30), and the first gear (40) and the second gear (41) are meshed with each other.
3. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 2, wherein: the first gear (40) and the second gear (41) are bevel gears.
4. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 3, wherein: the helical blade (31) is coiled on the rotating rod (30) along the right-handed direction, and the conveying screw (21) comprises a screw shaft (210) and a screw blade (211) coiled on the screw shaft (210) along the right-handed direction; the second gear (41) is meshed with the lower side of the first gear (40) through the side close to the spiral conveying mechanism (2).
5. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 3, wherein: the spiral blade (31) is wound around the rotating rod (30) in the left-hand direction, and the conveying screw (21) includes a screw shaft (210) and a screw blade (211) wound around the screw shaft (210) in the left-hand direction; the second gear (41) is meshed with the lower side of the first gear (40) through the side close to the spiral conveying mechanism (2).
6. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 1, wherein: the outside of the rotating rod (30) is provided with a shaft sleeve (32) along the axial direction, and the helical blade (31) is connected to the shaft sleeve (32).
7. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 6, wherein: dwang (30) have a plurality of bar grooves (300) that set up along the axial, the medial surface of axle sleeve (32) have with a plurality of bar convex parts (320) of bar groove (300) position one-to-one, the axial length of this bar convex part (320) is less than the axial length of bar groove (300), axle sleeve (32) are clearance fit with dwang (30).
8. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 7, wherein: the shaft sleeve (32) is made of ABS or tetrafluoroethylene material.
9. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 3, wherein: the ratio of the number of teeth of the first gear (40) to the number of teeth of the second gear (41) is 1: 2.
10. The synchronous forced feeding mechanism for recycling and granulating the waste plastic film as claimed in claim 1, wherein: the driving device (22) is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020612481.2U CN212498866U (en) | 2020-04-22 | 2020-04-22 | Synchronous forced feeding mechanism for regeneration granulation of waste plastic films |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020612481.2U CN212498866U (en) | 2020-04-22 | 2020-04-22 | Synchronous forced feeding mechanism for regeneration granulation of waste plastic films |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212498866U true CN212498866U (en) | 2021-02-09 |
Family
ID=74435393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020612481.2U Expired - Fee Related CN212498866U (en) | 2020-04-22 | 2020-04-22 | Synchronous forced feeding mechanism for regeneration granulation of waste plastic films |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212498866U (en) |
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2020
- 2020-04-22 CN CN202020612481.2U patent/CN212498866U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |