CN214872561U - Side feeding mechanism of double-screw extruder - Google Patents
Side feeding mechanism of double-screw extruder Download PDFInfo
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- CN214872561U CN214872561U CN202121206778.XU CN202121206778U CN214872561U CN 214872561 U CN214872561 U CN 214872561U CN 202121206778 U CN202121206778 U CN 202121206778U CN 214872561 U CN214872561 U CN 214872561U
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- machine barrel
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- fixedly connected
- screw extruder
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Abstract
The utility model discloses a double-screw extruder side feeding mechanism, which comprises a water storage tank, wherein the top end of the water storage tank is provided with a driving motor, one side of the driving motor is rotatably connected with a rotating shaft, the surface of the rotating shaft is provided with a deceleration distribution box, one side of the deceleration distribution box, which is far away from the driving motor, is provided with a machine barrel, the interior of the machine barrel is provided with a feeding pipeline, the top end of the feeding pipeline is fixedly connected with a feeding hopper, the interior of the machine barrel is provided with a cooling water channel, the top end of the machine barrel is provided with an exhaust port, the bottom end of the machine barrel is provided with a discharge port, the surface of the machine barrel is fixedly connected with a heating device, the interior of the machine barrel is rotatably connected with a feeding screw, the cooling water channel can effectively release heat brought by a machine, the arrangement of a circulating water tank saves a large amount of water resources, the first half section of the double-feeding screw is a filling section, the second half section is an engaging section, raw materials enter the filling section and are melted and enter the engaging section, the gap between the two screws in the meshing section is very small, and the processing effect of the raw materials is very good.
Description
Technical Field
The utility model belongs to the technical field of the double screw extruder, concretely relates to double screw extruder side feed mechanism.
Background
The screw rod is a cylinder with a spiral groove cut on the outer surface or a cone with a conical spiral groove cut on the outer surface. The existing extruder usually adopts a screw structure, so that materials gradually change into linear motion along with the rotation motion of the screw, are pushed towards a machine head and are matched with a machine body to compress, generate heat, soften and stir and mix the materials. The common screw extruders are single screw extruders and the conveying section and the mixing section are two mutually meshed twin screw extruders. The single screw extruder relies on the friction force generated between the material and the extruder barrel to convey the material forward in a manner of filling the screw groove. The double-screw extruder mainly comprises an extrusion system, a transmission system, a heating and cooling system, an electrical control system and the like. The extrusion system mainly comprises a screw, a machine barrel and a hopper. The transmission system mainly comprises a motor box connected with the tail of the screw rod, and power is provided for the screw rod through the motor box. The heating and cooling system mainly comprises a heater and a cooling device, wherein the heater is generally wrapped outside the cylinder body of the machine barrel and is consistent with the axial direction of the screw, and the heater is generally arranged on the heaters and is uniformly distributed. The cooling device is mainly water-cooled. The main machine of the double-screw extruder is matched with the main machine of the double-screw extruder and generally comprises auxiliary machines such as a machine head, a die and the like.
The prior double-screw extruder technology has the following problems: the water cooling device has low efficiency, the water consumption is very high, the resource waste is caused, the radial gap between the two screw rods is very large, and the larger leakage flow exists.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double screw extruder side feed mechanism to the efficiency of the water cooling plant who proposes in solving above-mentioned background art is not high, and the water consumption is very big, has caused the waste of resource, and radial gap between two screws is very big, has the problem of great hourglass stream.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double screw extruder side feed mechanism, includes the storage water tank, the top of storage water tank is provided with driving motor, one side of driving motor rotates and is connected with the axis of rotation, the surface of axis of rotation is provided with the speed reduction distributor box, one side fixedly connected with buffering damping device that driving motor was kept away from to the speed reduction distributor box, one side of buffering damping device is provided with the barrel, the inside of barrel is provided with the charge-in pipeline, the top fixedly connected with feeding funnel of charge-in pipeline, the inside of barrel is provided with the cooling water course, the top of barrel is provided with the gas vent, the bottom of barrel is provided with the discharge gate, the fixed surface of barrel is connected with heating device, the inside rotation of barrel is connected with the feed screw, the one end fixedly connected with fixing bearing that the speed reduction distributor box was kept away from to the feed screw.
Preferably, one side of the water storage tank is fixedly connected with a water inlet pipeline, and an electronic valve is arranged inside the water inlet pipeline.
Preferably, one side of the machine barrel penetrates through the buffering and damping device and is mechanically connected with the speed reduction distribution box.
Preferably, the number of the feeding screws is two, and the front half sections of the two feeding screws are filling sections, and the rear half sections of the two feeding screws are meshing sections.
Preferably, the bottom end of the machine barrel is fixedly connected with a support, and the bottom end of the support is fixedly connected with a water storage tank.
Preferably, both ends of the cooling water channel penetrate through the machine barrel and extend out, the top end of the cooling water channel is fixedly connected with a circulating water tank, and the bottom end of the cooling water channel is fixedly connected with a water storage tank.
Preferably, the heating device comprises a heating plate and an insulating layer, the heating plate is arranged on the surface of the machine barrel, and the insulating layer is arranged on one side, away from the machine barrel, of the heating plate.
Preferably, a filter screen is arranged at the joint of the exhaust port and the machine barrel.
Compared with the prior art, the utility model provides a double screw extruder side feed mechanism possesses following beneficial effect: the utility model discloses a cooling water course sets up the middle part at two feed screw rods, the heat that can effectual release machine brings, the work efficiency of machine is improved, water gets into the storage water tank from the inlet channel and gets into circulating water tank through the cooling water course, cold water is many times operated in circulating water tank, pass through water inlet discharge cooling afterwards, the water consumption has been reduced, a large amount of water resources have been saved, because the quantity of feed screw rod is two, and the first half section of two feed screw rods is the filling section, the latter half section is the meshing section, the raw materials gets into the filling section and gets into the meshing section after being melted, the gap of two screw rods is very little in the meshing section, the phenomenon that can not have the hourglass to flow exists, the processing effect of raw materials is fine.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a front view of a twin-screw extruder according to the present invention;
fig. 2 is a cross-sectional view of the barrel of the present invention;
fig. 3 is a cross-sectional view of the feeding mechanism provided by the present invention;
in the figure: 1. an electronic valve; 2. a drive motor; 3. a rotating shaft; 4. a deceleration distribution box; 5. a feed conduit; 6. feeding a hopper; 7. a circulating water tank; 8. an exhaust port; 9. a discharge port; 10. a cooling water channel; 11. a heating device; 12. a support; 13. a water storage tank; 14. a buffer damping device; 15. a water inlet pipe; 16. fixing the bearing; 17. a feed screw; 18. a barrel; 19. a filter screen; 20. heating plates; 21. and (7) an insulating layer.
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 utility model provides a technical solution of a side feeding mechanism of a twin-screw extruder: a double-screw extruder side feeding mechanism comprises a water storage tank 13, one side of the water storage tank 13 is fixedly connected with a water inlet pipeline 15, an electronic valve 1 is arranged inside the water inlet pipeline 15, the top end of the water storage tank 13 is provided with a driving motor 2, one side of the driving motor 2 is rotatably connected with a rotating shaft 3, the surface of the rotating shaft 3 is provided with a deceleration distribution box 4, one side of the deceleration distribution box 4 far away from the driving motor 2 is fixedly connected with a buffering and damping device 14, one side of the buffering and damping device 14 is provided with a machine barrel 18, one side of the machine barrel 18 penetrates through the buffering and damping device 14 and is mechanically connected with the deceleration distribution box 4, the rotating speed of the machine barrel 18 is influenced by the deceleration distribution box 4, a feeding pipeline 5 is arranged inside the machine barrel 18, the top end of the feeding pipeline 5 is fixedly connected with a feeding hopper 6, a cooling water channel 10 is arranged inside the machine barrel 18, and the top end of the machine barrel 18 is provided with an exhaust port 8, the bottom end of the machine barrel 18 is provided with a discharge port 9, the bottom end of the machine barrel 18 is fixedly connected with a support 12, the bottom end of the support 12 is fixedly connected with a water storage tank 13, the surface of the machine barrel 18 is fixedly connected with a heating device 11, the heating device 11 comprises a heating plate 20 and a heat insulation layer 21, the heating plate 20 is arranged on the surface of the machine barrel 18, the heat insulation layer 21 is arranged on one side, away from the machine barrel 18, of the heating plate 20, the interior of the machine barrel 18 is rotatably connected with two feeding screws 17, the front half sections of the two feeding screws 17 are filling sections, the rear half sections of the two feeding screws 17 are meshing sections, gaps in the filling sections are slightly larger, crushing of raw materials is facilitated, the gaps in the meshing sections are small, processing of the raw materials is facilitated, one end, away from the deceleration distribution box 4, of the feeding screws 17 is fixedly connected with a fixed bearing 16, two ends of the cooling water channel 10 penetrate through the machine barrel 18 and extend out, the top end of the cooling water channel 10 is fixedly connected with a circulating water tank 7, the bottom end of the cooling water channel 10 is fixedly connected with a water storage tank 13, and a filter screen 19 is arranged at the joint of the exhaust port 8 and the machine barrel 18;
The utility model discloses a theory of operation and use flow: after the utility model is installed, the driving motor 2 is started, the driving motor 2 drives the rotating shaft 3 to rotate, the speed reduction distribution box 4 is further driven to start working, the speed reduction distribution box 4 starts the two feeding screw rods 17, simultaneously, the raw materials are poured from the feeding hopper 6, enter the filling section of the feeding screw 17 through the feeding pipeline 5, are molten by the heating plate 20 and are pushed to the meshing section for processing, at the same time, the electronic valve 1 is opened, cold water is filled into the water storage tank 13 from the water inlet pipe 15, further reach circulation tank 7 through cooling water course 10 in, cold water can cyclic utilization at this in-process, has saved a large amount of water resources, and the part hot gas flow that produces in the course of working reaches gas vent 8 through filter screen 19, discharges again, avoids the raw materials to be blown away by the hot gas flow, improves the utilization efficiency of raw materials, and the raw materials that finish processing are discharged from discharge gate 9.
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 (8)
1. The utility model provides a double screw extruder side feed mechanism, includes storage water tank (13), its characterized in that: the top end of the water storage tank (13) is provided with a driving motor (2), one side of the driving motor (2) is rotatably connected with a rotating shaft (3), the surface of the rotating shaft (3) is provided with a deceleration distribution box (4), one side of the deceleration distribution box (4) far away from the driving motor (2) is fixedly connected with a buffering and damping device (14), one side of the buffering and damping device (14) is provided with a machine barrel (18), the inside of the machine barrel (18) is provided with a feeding pipeline (5), the top end of the feeding pipeline (5) is fixedly connected with a feeding hopper (6), the inside of the machine barrel (18) is provided with a cooling water channel (10), the top end of the machine barrel (18) is provided with an exhaust port (8), the bottom end of the machine barrel (18) is provided with a discharge port (9), and the surface of the machine barrel (18) is fixedly connected with a heating device (11), the feeding screw (17) is rotatably connected inside the machine barrel (18), and one end, far away from the speed reduction distribution box (4), of the feeding screw (17) is fixedly connected with a fixed bearing (16).
2. The side feeding mechanism of the twin-screw extruder according to claim 1, wherein: one side fixedly connected with inlet channel (15) of storage water tank (13), the inside of inlet channel (15) is provided with electronic valve (1).
3. The side feeding mechanism of the twin-screw extruder according to claim 1, wherein: one side of the machine barrel (18) penetrates through the buffering and damping device (14) and is mechanically connected with the speed reduction distribution box (4).
4. The side feeding mechanism of the twin-screw extruder according to claim 1, wherein: the number of the feeding screws (17) is two, the front half sections of the two feeding screws (17) are filling sections, and the rear half sections of the two feeding screws are meshing sections.
5. The side feeding mechanism of the twin-screw extruder according to claim 1, wherein: the bottom end of the machine barrel (18) is fixedly connected with a support (12), and the bottom end of the support (12) is fixedly connected with a water storage tank (13).
6. The side feeding mechanism of the twin-screw extruder according to claim 1, wherein: the two ends of the cooling water channel (10) penetrate through the machine barrel (18) and extend out, the top end of the cooling water channel (10) is fixedly connected with a circulating water tank (7), and the bottom end of the cooling water channel (10) is fixedly connected with a water storage tank (13).
7. The side feeding mechanism of the twin-screw extruder according to claim 1, wherein: the heating device (11) comprises a heating plate (20) and an insulating layer (21), the heating plate (20) is arranged on the surface of the machine barrel (18), and the insulating layer (21) is arranged on one side, far away from the machine barrel (18), of the heating plate (20).
8. The side feeding mechanism of the twin-screw extruder according to claim 1, wherein: a filter screen (19) is arranged at the joint of the exhaust port (8) and the machine barrel (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121206778.XU CN214872561U (en) | 2021-06-01 | 2021-06-01 | Side feeding mechanism of double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121206778.XU CN214872561U (en) | 2021-06-01 | 2021-06-01 | Side feeding mechanism of double-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214872561U true CN214872561U (en) | 2021-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121206778.XU Active CN214872561U (en) | 2021-06-01 | 2021-06-01 | Side feeding mechanism of double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214872561U (en) |
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2021
- 2021-06-01 CN CN202121206778.XU patent/CN214872561U/en active Active
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