CN222904793U - Feeding assembly for double-screw extruder - Google Patents
Feeding assembly for double-screw extruder Download PDFInfo
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- CN222904793U CN222904793U CN202420339288.4U CN202420339288U CN222904793U CN 222904793 U CN222904793 U CN 222904793U CN 202420339288 U CN202420339288 U CN 202420339288U CN 222904793 U CN222904793 U CN 222904793U
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- bevel gear
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- gear
- feeding
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Abstract
The utility model discloses a feeding assembly for a double-screw extruder, wherein a material output end of the feeding assembly is communicated with a material input end of an extruder body, the feeding assembly comprises a lifting part, a lifting screw, a bevel gear b, a gear transmission part and a raw material storage tank, the lifting part is positioned at the top end of the extruder body, the lifting screw is arranged in the lifting part, the bevel gear b is arranged at the tail end of the lifting screw, the gear transmission part is arranged at the top end of the lifting part, the raw material storage tank is arranged at the top end of the extruder body, and the feeding screw is positioned in the raw material storage tank. According to the feeding device, the gear transmission part is arranged, so that the feeding screw in the raw material storage tank and the lifting screw in the lifting part are driven by the motor to rotate in the feeding process, the feeding device can feed materials into the extruder body at a constant speed, and the extrusion efficiency of the extruder body is improved.
Description
Technical Field
The utility model relates to the technical field of double-screw extruders, in particular to a feeding component for a double-screw extruder.
Background
The screw extruder relies on pressure and shearing force generated by screw rotation, so that materials can be fully plasticized and uniformly mixed, and the materials are molded through a die. Plastic extruders can be classified basically into twin-screw extruders, single-screw extruders and less common multi-screw extruders and screw-less extruders. In the production process of wires and cables, a twin-screw extruder is often used to mix the raw materials.
The existing double-screw extruder generally directly adds plastic raw material particles into a hopper above, so that operators are required to manually lift the plastic raw material particles to a certain height, and excessive plastic raw material particles are added at one time, so that blocking phenomenon can occur, and the extrusion efficiency of plastics is affected.
Disclosure of utility model
The utility model aims to provide a feeding assembly for a double-screw extruder, so as to solve the problems in the background art.
In order to achieve the aim, the utility model provides the technical scheme that the feeding assembly for the double-screw extruder is characterized in that a material output end of the feeding assembly is communicated with a material input end of an extruder body, and the feeding assembly comprises a lifting part, a lifting screw, a bevel gear b, a gear transmission part, a transmission bevel gear, a bevel gear a, a feeding screw and a raw material storage tank. The lifting part is positioned at the top end of the extruder body, the lifting screw is arranged in the lifting part, the bevel gear b is arranged at the tail end of the lifting screw, the gear transmission part is arranged at the top end of the lifting part, a power bevel gear is arranged in the gear transmission part, the transmission bevel gear is positioned in the gear transmission part, the bevel gear b is meshed with the power bevel gear arranged in the gear transmission part, an included angle between the power bevel gear and the bevel gear b is 90 degrees, the transmission bevel gear is meshed with the power bevel gear arranged in the gear transmission part, an included angle between the power bevel gear and the transmission bevel gear is 90 degrees, the bevel gear a is positioned in the gear transmission part, the bevel gear a is meshed with the transmission bevel gear arranged in the gear transmission part, the included angle between the transmission bevel gear a and the transmission bevel gear is 90 degrees, the feeding screw is connected with the bottom end of the bevel gear a, the raw material storage tank is arranged at the top end of the extruder body, and the feeding screw is positioned in the raw material storage tank.
Through adopting above-mentioned technical scheme, can the in-process of material loading, drive the power bevel gear rotation in the gear drive portion through the motor, drive transmission bevel gear and bevel gear b rotation through power bevel gear, and transmission bevel gear can drive bevel gear a rotation again, and then drive the feeding screw in the raw materials storage tank and promote the screw rotation in the hoisting part for loading attachment is in the material loading, can also at uniform velocity towards this internal pay-off of extruder, has improved the extrusion efficiency of extruder body.
Preferably, the inside of the raw material storage tank is connected with the inside of the extruder body;
wherein, raw materials storage tank and internally mounted's feeding screw rod swivelling joint.
Through adopting above-mentioned technical scheme, can let the feeding screw rod rotate in the inside of raw materials storage tank to carry the inside of extruder body with the plastics raw materials granule in the raw materials storage tank.
Preferably, the rotation axis of the feeding screw is the same as the rotation axis of the bevel gear a,
Wherein the bevel gear a is rotatably connected with the gear transmission part.
By adopting the technical scheme, the bevel gear a can rotate in the transmission part.
Preferably, a feeding port is formed in one end of the lifting portion, and a connecting pipe is arranged at the other end of the lifting portion.
Through adopting above-mentioned technical scheme, can let plastics raw materials granule enter into the inside of hoisting portion through the pan feeding mouth, enter into the inside of connecting pipe after promoting.
Preferably, the inside of the lifting part is connected with the inside of the raw material storage tank through the connecting pipe, and the lifting part is rotationally connected with a lifting screw rod installed inside the lifting part.
Through adopting above-mentioned technical scheme, can let the plastics raw materials granule in the promotion portion through the rotation of promotion screw rod after promoting, enter into the inside of raw materials storage tank from the connecting pipe.
Preferably, the rotation axis of the lifting screw is the same as the rotation axis of the bevel gear b,
Wherein the bevel gear b is rotatably connected with the gear transmission part.
By adopting the technical scheme, the bevel gear b can rotate in the gear transmission part.
Compared with the prior art, the utility model has the beneficial effects that:
1. the gear transmission part is arranged, so that in the feeding process, the motor drives the power bevel gear in the gear transmission part to rotate, the power bevel gear drives the transmission bevel gear and the bevel gear b to rotate, the transmission bevel gear drives the bevel gear a to rotate, and further the feeding screw in the raw material storage tank and the lifting screw in the lifting part are driven to rotate, so that the feeding device can feed materials towards the extruder body at a constant speed while feeding materials, and the extrusion efficiency of the extruder body is improved;
2. through the power bevel gear and the transmission bevel gear that set up, can drive feeding screw and promotion screw rod rotation simultaneously, improve the utilization ratio of power, saved human cost and time cost.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic diagram of the overall cross-sectional elevation of the present application;
FIG. 3 is a schematic diagram of the overall side view of the present application;
FIG. 4 is a schematic view of the connection structure of the feeding screw and the lifting screw according to the present application.
In the figure, the extruder comprises an extruder body, a raw material storage tank, a gear transmission part, a lifting part, a feeding screw, a bevel gear a, a lifting screw, a bevel gear b, a transmission bevel gear, a power bevel gear, a motor, a feeding port, a connecting pipe and a connecting pipe, wherein the raw material storage tank is provided with the extruder body, the gear transmission part, the lifting part, the feeding screw, the bevel gear a and the connecting pipe are provided with the gear transmission part, the feeding screw, the bevel gear a and the connecting pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2 and 3, the utility model provides a technical scheme, a feeding component for a double-screw extruder, wherein a material output end of the feeding component is used for being communicated with a material input end of an extruder body 1, the feeding component comprises a lifting part, a lifting part 4 is positioned at the top end of the extruder body 1, a raw material storage tank 2 is installed at the top end of the extruder body 1, the inside of the raw material storage tank 2 is connected with the inside of the extruder body 1, the raw material storage tank 2 is rotatably connected with a feeding screw 5 which is internally installed, the feeding screw 5 can rotate in the inside of the raw material storage tank 2, plastic raw material particles in the raw material storage tank 2 are conveyed into the inside of the extruder body 1, one side of the raw material storage tank 2 is provided with a lifting part 4, one end of the lifting part 4 is provided with a material inlet 12, the other end of the lifting part 4 is provided with a connecting pipe 13, the plastic raw material particles can enter the inside of the lifting part 4 through the material inlet 12, after lifting, the inside of the connecting pipe 13 is connected with the inside of the raw material storage tank 2 through 13, the inside of the lifting part 4 is rotatably connected with the feeding screw 5, and the plastic raw material particles can enter the inside of the connecting pipe through the lifting part 7 after the lifting screw is rotatably installed in the lifting part through the lifting screw 7.
Referring to fig. 2, 3 and 4, a gear transmission part 3 is installed at the top end of a raw material storage tank 2, a motor 11 is installed at the side surface of the gear transmission part 3, a power bevel gear 10 is installed inside the gear transmission part 3, the power bevel gear 10 is meshed with one side of a transmission bevel gear 9, an included angle between the power bevel gear 10 and the transmission bevel gear 9 is 90 degrees, the power bevel gear 10 is coaxial with the output end of the motor 11, a bevel gear b8 is installed at the top end of a lifting screw 7, the bevel gear b8 is rotatably connected with the gear transmission part 3, the bevel gear b8 can rotate inside the gear transmission part 3, the power bevel gear 10 is meshed with one side of the bevel gear b8, an included angle between the power bevel gear 10 and the transmission bevel gear b8 is 90 degrees, a bevel gear a6 is installed at the top end of a feeding screw 5, the bevel gear a6 is rotatably connected with the gear transmission part 3, the transmission bevel gear 9 is meshed with one side of the bevel gear a6, and the included angle between the power bevel gear 10 and the bevel gear a6 is 90 degrees.
Firstly, in the process of feeding, an operator firstly pours plastic raw material particles into a feed port 12, then starts a motor 11, drives a power bevel gear 10 in a gear transmission part 3 to rotate through the motor 11, so that the power bevel gear 10 drives a transmission bevel gear 9 and a bevel gear b8 to be meshed with the power bevel gear 10, rotates in the gear transmission part 3, then drives the transmission bevel gear 9 to be meshed with the transmission bevel gear a6, rotates in the gear transmission part 3, further drives a feeding screw 5 in a raw material storage tank 2 and a lifting screw 7 in a lifting part 4 to rotate, so that the plastic raw material particles in the feed port 12 can be lifted and conveyed into the lifting part 4, enter into a connecting pipe 13 after being lifted, enter into the raw material storage tank 2 from the connecting pipe 13, and then are conveyed into the extruder body 1 at a constant speed through the rotating feeding screw 5, and the extrusion efficiency of the extruder body 1 is improved;
Secondly, through the power bevel gear 10 and the transmission bevel gear 9 that set up, can drive feeding screw 5 and lifting screw 7 rotation simultaneously, improve the utilization ratio of power, saved human cost and time cost. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420339288.4U CN222904793U (en) | 2024-02-23 | 2024-02-23 | Feeding assembly for double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420339288.4U CN222904793U (en) | 2024-02-23 | 2024-02-23 | Feeding assembly for double-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222904793U true CN222904793U (en) | 2025-05-27 |
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ID=95766928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420339288.4U Active CN222904793U (en) | 2024-02-23 | 2024-02-23 | Feeding assembly for double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222904793U (en) |
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2024
- 2024-02-23 CN CN202420339288.4U patent/CN222904793U/en active Active
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