CN211251272U - Double-screw extruder with preheating function - Google Patents
Double-screw extruder with preheating function Download PDFInfo
- Publication number
- CN211251272U CN211251272U CN201922266050.5U CN201922266050U CN211251272U CN 211251272 U CN211251272 U CN 211251272U CN 201922266050 U CN201922266050 U CN 201922266050U CN 211251272 U CN211251272 U CN 211251272U
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- gear
- heating
- inlet pipe
- wall
- screw extruder
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- 238000010438 heat treatment Methods 0.000 claims abstract description 57
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 239000010425 asbestos Substances 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 29
- 238000001125 extrusion Methods 0.000 claims description 16
- 238000010276 construction Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229920000426 Microplastic Polymers 0.000 abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000002349 favourable effect Effects 0.000 abstract description 6
- 230000002269 spontaneous effect Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 20
- 229920003023 plastic Polymers 0.000 description 20
- 239000000463 material Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 230000035553 feeding performance Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 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 discloses a double helix extruder with preheat function, including extruding case, first gear and inlet pipe, it is fixed with the support frame to extrude the case top surface, and support frame top inboard is connected with the heating fill, the pivot has been run through at heating fill inner wall bottom center, and pivot top both sides are connected with the stirring rake, first gear sets up in the pivot bottom, second gear below is provided with the driving disc, the inside hob that runs through of driving disc, the inlet pipe is connected in the heating fill bottom, inlet pipe outer wall parcel has the asbestos cloth. This double helix extruder heating fill with preheat function replaces traditional feeder hopper, and heating fill intercommunication external power source can make its spontaneous heating, and the plastic granules can preheat when the heating is fought, is favorable to reducing the plastify time of plastic granules by a wide margin to be favorable to improving production efficiency, and the heating is fought the inner wall and is the condition production that the arc structure can prevent the plastic granules jam.
Description
Technical Field
The utility model relates to a double screw extruder technical field specifically is a double screw extruder with preheat function.
Background
The double-screw extruder is developed on the basis of a single-screw extruder, and has the characteristics of good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and the like, so that the double-screw extruder is widely applied to molding processing of extruded products at present, and the double-screw extruder for profile extrusion is usually tightly meshed and rotates in different directions, although a few double-screws in the same direction are used for extrusion.
When the existing double-screw extruder heats, plastifies and extrudes plastic particles, the plastic particles cannot be preheated, plasticizing time is prolonged when the plastic particles enter the double-screw extruder to be processed, and therefore production efficiency is not improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double helix extruder with preheat function to propose general double helix extruder in solving above-mentioned background art and when heating plastify extrusion to plastic granules, can't preheat plastic granules, plastify time extension when leading to plastic granules to get into the inside operation of processing of double helix extruder, thereby be unfavorable for improving production efficiency's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double helix extruder with preheat function, includes extrusion case, first gear and inlet pipe, it is fixed with the support frame to extrude the case top surface, and support frame top inboard is connected with the heating fill, heating fill inner wall bottom center runs through there is the pivot, and pivot top both sides are connected with the stirring rake, first gear sets up in the pivot bottom, and is provided with the second gear on one side of the first gear, second gear below is provided with the driving disc, and driving disc and second gear surface all are connected with the drive belt, the inside hob that runs through of driving disc, and hob end-to-end connection has the motor, the inlet pipe is connected in the heating fill bottom, and inlet pipe one end is provided with the electronic valve, inlet pipe outer wall parcel has the asbestos cloth.
Preferably, the inner wall of the heating hopper is of an arc-shaped structure, and the heating hopper forms a supporting structure with the extrusion box through a supporting frame.
Preferably, the stirring paddle forms a rotating structure through the rotating shaft, and the outer opening structure of the stirring paddle is matched with the inner opening structure of the heating hopper.
Preferably, the first gear and the second gear are in meshed connection, and the vertical center line of the first gear and the vertical center line of the rotating shaft are overlapped.
Preferably, the screw rod and the transmission disc form a rotating structure through a motor, and the transmission disc forms a transmission structure through a transmission belt and a second gear.
Preferably, the outer wall of inlet pipe and the inner wall of asbestos cloth laminate mutually, and the inlet pipe passes through the asbestos cloth and constitutes insulation construction.
Compared with the prior art, the beneficial effects of the utility model are that: this double helix extruder heating fill with preheat function replaces traditional feeder hopper, and heating fill intercommunication external power source can make its spontaneous heating, and the plastic granules can preheat when the heating is fought, is favorable to reducing the plastify time of plastic granules by a wide margin to be favorable to improving production efficiency, and the heating is fought the inner wall and is the condition production that the arc structure can prevent the plastic granules jam.
This double helix extruder motor with preheat function drives the drive plate and rotates and make the drive belt drive the second gear and rotate, thereby make first gear drive pivot make the stirring rake rotate, the stirring rake can stir the inside plastic granules of heating fill, make plastic granules produce and flow, thereby be favorable to heating the inside plastic granules of fighting to be heated evenly, and the motor drives the drive plate when driving the hob work and rotates, a tractor serves two-purpose that the motor realized, the utilization ratio of motor has been improved, avoid the wasting of resources.
This double helix extruder inlet pipe both ends with add heat function are connected respectively in heating fill bottom and extrude the roof portion, after the plastic granules after preheating gets into the inlet pipe, the rethread inlet pipe gets into and extrudes incasement portion, and inlet pipe one end is provided with the electronic valve, electronic valve signal connection control terminal, the adjustable plastic granules of degree of opening and shutting through control terminal control electronic valve gets into the speed of extruding incasement portion, be favorable to making hob saturation operation, avoid the material to pile up or the not enough condition of material to appear, and inlet pipe outer wall parcel has asbestos cloth, asbestos cloth has the heat preservation effect, can prevent that the plastic granules temperature after the inlet pipe inside is heated from appearing the phenomenon of dissipating.
Drawings
FIG. 1 is a schematic view of the front view of the internal structure of the present invention;
FIG. 2 is a schematic top view of the heating hopper of the present invention;
fig. 3 is a schematic view of the side view structure of the screw rod of the present invention.
In the figure: 1. an extrusion box; 2. a support frame; 3. a heating hopper; 4. a rotating shaft; 5. a stirring paddle; 6. a first gear; 7. a second gear; 8. a drive plate; 9. a transmission belt; 10. a screw rod; 11. a motor; 12. a feed pipe; 13. an electronic valve; 14. asbestos cloth.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a double-screw extruder with a preheating function comprises an extrusion box 1, a first gear 6 and a feeding pipe 12, wherein a support frame 2 is fixed on the top surface of the extrusion box 1, a heating hopper 3 is connected to the inner side of the top of the support frame 2, the inner wall of the heating hopper 3 is of an arc structure, the heating hopper 3 forms a support structure with the extrusion box 1 through the support frame 2, the heating hopper 3 is communicated with an external power supply to enable the heating hopper 3 to perform self-heating, plastic particles can be preheated when the heating hopper 3 is heated, the plasticizing time of the plastic particles can be greatly reduced, the production efficiency can be improved, the inner wall of the heating hopper 3 is of an arc structure, the plastic particles can be prevented from being blocked, the heating hopper 3 is fixed above the extrusion box 1 through the support frame 2, and the stability of the heating hopper 3 can be improved;
a rotating shaft 4 penetrates through the center of the bottom of the inner wall of the heating hopper 3, stirring paddles 5 are connected to two sides of the top of the rotating shaft 4, the stirring paddles 5 form a rotating structure through the rotating shaft 4, an outer opening structure of each stirring paddle 5 is matched with an inner opening structure of the heating hopper 3, and the stirring paddles 5 can stir the plastic particles in the heating hopper 3 to enable the plastic particles to flow, so that the plastic particles in the heating hopper 3 are uniformly heated, and the outer opening structure of each stirring paddle 5 is matched with the inner opening structure of the heating hopper 3 to facilitate the stirring paddles 5 to comprehensively stir the plastic particles in the heating hopper 3;
the first gear 6 is arranged at the bottom of the rotating shaft 4, a second gear 7 is arranged on one side of the first gear 6, the first gear 6 is in meshed connection with the second gear 7, the vertical central line of the first gear 6 is coincident with the vertical central line of the rotating shaft 4, a transmission disc 8 is arranged below the second gear 7, transmission belts 9 are connected to the surfaces of the transmission disc 8 and the second gear 7, a spiral rod 10 penetrates through the transmission disc 8, a motor 11 is connected to the tail end of the spiral rod 10, the spiral rod 10 and the transmission disc 8 form a rotating structure through the motor 11, the transmission disc 8 forms a transmission structure through the transmission belts 9 and the second gear 7, the spiral rods 10 are two and tightly meshed to rotate in different directions, the transmission disc 8 is fixed on the surface of one of the spiral rods 10, when the spiral rods 10 rotate, the transmission disc 8 rotates along with the spiral rods and then drives the second gear 7 to rotate through the transmission belts 9, the second gear 7 drives the first gear 6 to enable the rotating shaft 4 to drive the stirring paddle 5 to rotate, the motor 11 drives the screw rod 10 to work and simultaneously drives the transmission disc 8 to rotate, the motor 11 achieves dual purposes, the utilization rate of the motor 11 is improved, and therefore resource waste is avoided;
The working principle is as follows: when the double-screw extruder with the preheating function is used, firstly, plastic particles are poured into the heating hopper 3, the heating hopper 3 is communicated with an external power supply to enable the heating hopper 3 to perform self-heating, the plastic particles can be preheated when the heating hopper 3 is heated, the plasticizing time of the plastic particles can be greatly reduced, the production efficiency can be improved, the inner wall of the heating hopper 3 is of an arc structure to prevent the plastic particles from being blocked, then the motor 11 drives the screw rod 10 to work and simultaneously drives the transmission disc 8 to rotate, the screw rod 10 is provided with two screw rods which are tightly meshed and rotate in different directions, the surface of one screw rod 10 is fixed with the transmission disc 8, the transmission disc 8 rotates when the screw rod 10 rotates and then drives the second gear 7 to rotate through the transmission belt 9, the second gear 7 drives the first gear 6 to enable the rotating shaft 4 to drive the stirring paddle 5 to rotate, and the stirring paddle 5 can stir the plastic particles in the heating hopper 3, the plastic particles flow, thereby being beneficial to the uniform heating of the plastic particles in the heating hopper 3, the motor 11 realizes dual purposes, the utilization rate of the motor 11 is improved, thereby avoiding the waste of resources, then the preheated plastic particles enter the feeding pipe 12 and then enter the extrusion box 1 through the feeding pipe 12, and one end of the feeding pipe 12 is provided with an electronic valve 13, the electronic valve 13 is connected with a control terminal through signals, the opening and closing degree of the electronic valve 13 is controlled by the control terminal to adjust the speed of plastic particles entering the extrusion box 1, so that the screw rod 10 can be saturated to avoid the accumulation of materials or the shortage of materials, finally the outer wall of the feeding pipe 12 is wrapped by the asbestos cloth 14, the asbestos cloth 14 has the function of heat preservation, the plastic particle temperature after the interior of the feeding pipe 12 is heated can be prevented from dissipating, and the model of the electronic valve 13 is N4V 210-08.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A double screw extruder with preheating function, including extrusion case (1), first gear (6) and inlet pipe (12), its characterized in that: a supporting frame (2) is fixed on the top surface of the extrusion box (1), a heating hopper (3) is connected with the inner side of the top of the supporting frame (2), a rotating shaft (4) penetrates through the center of the bottom of the inner wall of the heating hopper (3), and both sides of the top of the rotating shaft (4) are connected with stirring paddles (5), the first gear (6) is arranged at the bottom of the rotating shaft (4), a second gear (7) is arranged on one side of the first gear (6), a transmission disc (8) is arranged below the second gear (7), the surfaces of the transmission disc (8) and the second gear (7) are both connected with a transmission belt (9), a screw rod (10) penetrates through the transmission disc (8), the tail end of the screw rod (10) is connected with a motor (11), the feed pipe (12) is connected with the bottom of the heating hopper (3), and inlet pipe (12) one end is provided with electronic valve (13), inlet pipe (12) outer wall parcel has asbestos cloth (14).
2. A twin screw extruder with preheating function according to claim 1, characterized in that: the inner wall of the heating hopper (3) is of an arc-shaped structure, and the heating hopper (3) forms a supporting structure with the extrusion box (1) through the supporting frame (2).
3. A twin screw extruder with preheating function according to claim 1, characterized in that: the stirring paddle (5) forms a rotating structure through the rotating shaft (4), and the outer opening structure of the stirring paddle (5) is matched with the inner opening structure of the heating hopper (3).
4. A twin screw extruder with preheating function according to claim 1, characterized in that: the first gear (6) and the second gear (7) are in meshed connection, and the vertical central line of the first gear (6) and the vertical central line of the rotating shaft (4) are overlapped.
5. A twin screw extruder with preheating function according to claim 1, characterized in that: the screw rod (10) and the transmission disc (8) form a rotating structure through the motor (11), and the transmission disc (8) forms a transmission structure through the transmission belt (9) and the second gear (7).
6. A twin screw extruder with preheating function according to claim 1, characterized in that: the outer wall of inlet pipe (12) and the inner wall of asbestos cloth (14) laminate mutually, and inlet pipe (12) constitute insulation construction through asbestos cloth (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922266050.5U CN211251272U (en) | 2019-12-17 | 2019-12-17 | Double-screw extruder with preheating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922266050.5U CN211251272U (en) | 2019-12-17 | 2019-12-17 | Double-screw extruder with preheating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211251272U true CN211251272U (en) | 2020-08-14 |
Family
ID=71985030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922266050.5U Expired - Fee Related CN211251272U (en) | 2019-12-17 | 2019-12-17 | Double-screw extruder with preheating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211251272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359379A (en) * | 2020-11-10 | 2021-02-12 | 湖南嘉力亚新材料有限公司 | Asphalt adding mechanism for producing prebaked anode |
-
2019
- 2019-12-17 CN CN201922266050.5U patent/CN211251272U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359379A (en) * | 2020-11-10 | 2021-02-12 | 湖南嘉力亚新材料有限公司 | Asphalt adding mechanism for producing prebaked anode |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |