Double-screw plastic particle extruder convenient for feeding

Through the integrated structural design of the plastic pellet extruder, the problems of low feed efficiency and inconvenient installation of traditional plastic pellet machines are solved, and multi-directional feeding and convenient installation are achieved.

CN223223830UActive Publication Date: 2025-08-15GUIZHOU HAOXIANG PLASTIC IND CO LTD
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Patent Information

Application Number
CN202422213990.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-10
Publication Date
2025-08-15
Estimated Expiration
2034-09-10

AI Technical Summary

Technical Problem

During the extrusion operation of existing plastic pellet machines, the traditional pipeline connection method cannot meet the multi-directional feeding, resulting in low feeding efficiency and inconvenient installation.

Method used

It adopts an integrated structural design, including the main box, installation side strips, guide pipes, shaped pipes and connecting pipes, and is driven by bolts and motors to achieve multi-directional feeding and convenient installation.

Benefits of technology

It realizes efficient installation of multi-directional feeding, improving feeding efficiency and installation convenience.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223223830U_ABST
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Abstract

The utility model discloses a double-screw plastic particle extruder convenient to feed, which relates to the field of plastic particle machines, and comprises a main box body, the outer side edge of the main box body is horizontally, symmetrically and fixedly provided with mounting side strips, the top surfaces of the mounting side strips are uniformly provided with mounting through holes, one end of the main box body is fixedly welded with a guide pipeline, and the other end of the main box body is fixedly welded with a screw rod. An end fixing box is fixedly arranged at the end, away from the guide pipeline, of the main box body, a side fixing box is fixedly arranged on the side edge, away from the main box body, of the end fixing box, a top fixing pipe is fixedly welded to the top face of the main box body, and a supporting pipeline is in butt joint with the top end of the top fixing pipe; a shaping pipeline is fixedly arranged at the top end of the supporting pipeline, a connecting pipeline is fixedly arranged at the top end of the shaping pipeline, a mounting ring body is welded to the outer side edge of the connecting pipeline, and a rotating and shifting adjusting guide structure is adopted so that multi-direction mounting and feeding operation can be met; and meanwhile, installation and use are more convenient and efficient under the integrated structure.
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Description

Technical Field

[0001] The utility model relates to the technical field of plastic granule machines, in particular to a twin-screw plastic granule extruder which is convenient for feeding. Background Art

[0002] The extruder head is divided into an angled head (angle 120°) and a right-angle head according to the angle between the direction of the material flow in the head and the centerline of the screw. The shell of the head is fixed to the body with bolts. The mold inside the head has a core seat and is fixed to the head inlet port with a nut. The front of the core seat is equipped with a core. The center of the core and the core seat has a hole for passing the core wire. A pressure equalizing ring is installed at the front of the head to balance the pressure. The extrusion molding part consists of a mold sleeve seat and a mold sleeve. The position of the mold sleeve can be adjusted by bolts through the support to adjust the relative position of the mold sleeve to the mold core, facilitating the adjustment of the uniformity of the thickness of the extruded layer. The outside of the head is equipped with a heating device and a temperature measuring device.

[0003] For the current plastic pellet machines, when performing extrusion operations, it is necessary to feed the extruder body. The traditional method is to use fixed pipe connections, which makes it impossible to meet the multi-directional connection and feeding operations, affecting the feeding efficiency. At the same time, the split pipe connection structure requires accessories to assist in the overall installation, making it inconvenient to install. Utility Model Content

[0004] The purpose of the present utility model is to provide a twin-screw plastic pellet extruder that is easy to feed, so as to solve the problem raised in the above background technology that when the current plastic pellet machine is performing the extrusion operation, the extruder body needs to be fed. The traditional method is to connect the extruder through a fixed pipe, which makes it impossible to meet the multi-directional connection and feeding operation, thereby affecting the feeding efficiency. At the same time, the split pipe connection structure requires the assistance of accessories for the overall installation, which makes it inconvenient to install.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A twin-screw plastic granule extruder for convenient feeding comprises a main box body, the outer side edges of the main box body are fixedly provided with mounting side strips horizontally and symmetrically, the top surfaces of the mounting side strips are evenly provided with mounting through holes, one end of the main box body is fixedly welded with a guide pipe, the main box body is fixedly provided with an end fixing box at the end away from the guide pipe, the end fixing box is fixedly provided with a side fixing box at a side away from the main box body, a top fixing pipe is fixedly welded to the top surface of the main box body, the top end of the top fixing pipe is butt-jointed with a supporting pipe, the top end of the supporting pipe is fixedly provided with a shaping pipe, and the top end of the shaping pipe is fixedly provided with a connecting pipe The outer edge of the connecting pipe is welded with a mounting ring, and the top surface of the mounting ring is evenly provided with fixing through holes, and the top surface of the main box body is provided with a top through hole, and the inner side edge of the main box body is horizontally fixed with an inner processing layer, and the inner side wall of the inner processing layer is fixedly clamped with a heating pipe, and the inner side edge of the inner processing layer is horizontally and symmetrically plugged with an inner shaft rod, and the outer side edge of the inner shaft rod is welded with a transmission screw sheet, and the inner side edge of the end fixing box is symmetrically provided with a transmission gear, and the inner side edge of the side fixing box is fixedly provided with a transmission motor, the top end of the top fixing tube is provided with a top card slot, and the bottom end of the support pipe is fixedly provided with a bottom clamping ring.

[0007] As a preferred embodiment of the present invention: one end of the main box body is set in an open shape, the number of mounting side strips is two, and the two mounting side strips are fixedly arranged at the bottom ends of both sides of the main box body in parallel and symmetrically with each other, and the mounting through holes are arranged in a straight line with equal spacing horizontally and arranged at the center line position of the top surface of the mounting side strips.

[0008] As a preferred embodiment of the present invention: the guide pipe is fixedly arranged at the open end position of the main box body, the side fixing box is fixedly arranged on one side edge of the end fixing box near one end position, the bottom end of the top fixing tube is fixedly arranged at the edge position of the top open end of the top through hole, and the interior of the top fixing tube is kept in communication with the interior of the top through hole.

[0009] As a preferred embodiment of the present invention: the interiors of the supporting pipe, the shaping pipe and the connecting pipe are kept in communication with each other, and the mounting ring is fixedly arranged in a ring shape at the top end position of the outer side of the connecting pipe.

[0010] As a preferred embodiment of the present invention: the top through hole is vertically penetrated and opened at one end of the top surface center line of the main box body away from the guide pipe, and the interior of the top through hole is connected with the interior of the inner treatment layer, the heating pipe is inlaid in the inner wall of the inner treatment layer, there are two inner shafts, and the two inner shafts are parallel and symmetrically arranged on the inner side of the inner treatment layer, and the outer side of the transmission screw is docked and arranged on the inner side of the inner treatment layer.

[0011] As a preferred embodiment of the present invention: the center positions of the transmission gears are fixedly sleeved in one-to-one correspondence at the extended end positions of the inner shaft, and the two transmission gears are toothed with each other, the output end of the transmission motor is horizontally fixedly connected and set at the center position of a transmission gear, and the bottom end of the bottom clamping ring is clamped and set on the inner side edge of the top clamping groove.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model realizes that the horizontal docking of the main box body is set at a specified position, and the open end of the guide pipe at one end is docked and set on the equipment for extrusion. After the shaping pipe on the top surface is toggled, it is toggled to a specified angle and stabilized, and the top end of the connecting pipe at the top is docked and set at the feeding end position, and the mounting ring body is fixed and installed after the bolt passes through the fixing through hole, so that the feeding equipment transmits the material downward through the connecting pipe and the supporting pipe, and enters the interior of the inner processing layer at the top through hole at the bottom. After the heating pipe is controlled to be heated to a specified temperature, the entered material is heated, and then the transmission motor is controlled to rotate so that the output end drives the transmission gear to rotate. After the two inner shafts are rotated, the external transmission screw is rotated and toggled to squeeze the material to the guide pipe for transmission. The bottom clamping ring can be adjusted to multiple angles for installation and use along the internal rotation of the top clamping groove. The rotation and toggle adjustment guide structure can meet the multi-directional installation and feeding operation, and at the same time, the integrated structure makes installation and use more convenient and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Other features, objects and advantages of the present invention will become more apparent from the detailed description of the non-limiting embodiments with reference to the following drawings:

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of a twin-screw plastic pellet extruder that is convenient for feeding;

[0016] Figure 2 This is a structural diagram of the main box of a twin-screw plastic pellet extruder that is easy to feed, showing the front view and connection details;

[0017] Figure 3 This is a schematic diagram of the structure of the main box of a twin-screw plastic pellet extruder that is easy to feed, with a top view and connection details;

[0018] Figure 4 This is a schematic structural diagram of the front cross-sectional connection details of the top fixed pipe of a twin-screw plastic pellet extruder for easy feeding;

[0019] Figure 5This is a structural schematic diagram showing the front view and cross-sectional connection details of the support pipe of a twin-screw plastic pellet extruder that facilitates feeding.

[0020] In the figure: 1. Main box body; 2. Mounting side strip; 3. Mounting through hole; 4. Guide pipe; 5. End fixing box; 6. Side fixing box; 7. Top fixing pipe; 8. Support pipe; 9. Shaping pipe; 10. Connecting pipe; 11. Mounting ring; 12. Fixing through hole; 13. Top through hole; 14. Inner treatment layer; 15. Heating pipe; 16. Inner shaft; 17. Transmission screw; 18. Transmission gear; 19. Transmission motor; 20. Top card slot; 21. Bottom card ring. DETAILED DESCRIPTION

[0021] See also Figure 1 In the embodiment of the utility model, a twin-screw plastic granule extruder for convenient feeding includes a main box body 1, and the outer side of the main box body 1 is fixedly provided with a mounting side strip 2 horizontally and symmetrically. The top surface of the mounting side strip 2 is evenly provided with mounting through holes 3. One end of the main box body 1 is open, and the number of the mounting side strips 2 is two, and the two mounting side strips 2 are fixedly provided at the bottom ends of both sides of the main box body 1 in parallel and symmetrically. The mounting through holes 3 are arranged in a straight line horizontally and equidistantly at the center line of the top surface of the mounting side strip 2. A guide pipe 4 is fixedly welded to one end of the main box body 1, and an end fixing box 5 is fixedly provided at the end of the main box body 1 away from the guide pipe 4. The end fixing box 5 is fixedly provided with a side fixing box 6 on the side away from the main box body 1, and a top fixing pipe 7 is fixedly welded to the top surface of the main box body 1. , the guide pipe 4 is fixedly arranged at the open end position of the main box body 1, the side fixing box 6 is fixedly arranged on one side of the end fixing box 5 near one end, the bottom end of the top fixing pipe 7 is fixedly arranged at the edge position of the top open end of the top through-hole 13, and the interior of the top fixing pipe 7 is kept in communication with the interior of the top through-hole 13, and the top end of the top fixing pipe 7 is butted against a supporting pipe 8, and a shaping pipe 9 is fixedly arranged on the top end of the supporting pipe 8, and a connecting pipe 10 is fixedly arranged on the top end of the shaping pipe 9, and a mounting ring body 11 is welded on the outer side of the connecting pipe 10, and the interiors of the supporting pipe 8, the shaping pipe 9 and the connecting pipe 10 are kept in communication with each other, and the mounting ring body 11 is fixedly arranged in an annular shape at the outer top position of the connecting pipe 10, and the top surface of the mounting ring body 11 is evenly provided with fixed through holes 12;

[0022] See also Figure 2-5In the embodiment of the present invention, a twin-screw plastic granule extruder for convenient feeding is provided, wherein a top through-hole 13 is provided on the top surface of the main box body 1, an inner processing layer 14 is fixedly provided on the inner side edge of the main box body 1 horizontally, a heating pipe 15 is fixedly connected to the inner side wall of the inner processing layer 14, an inner shaft rod 16 is horizontally and symmetrically inserted into the inner side edge of the inner processing layer 14, a transmission screw 17 is welded to the outer side edge of the inner shaft rod 16, the top through-hole 13 is vertically penetrated and opened at one end position of the top surface center line of the main box body 1 away from the guide pipe 4, and the interior of the top through-hole 13 is connected to the interior of the inner processing layer 14, the heating pipe 15 is mosaic-arranged on the inner side wall of the inner processing layer 14, there are two inner shaft rods 16, and the two inner shaft rods 16 are welded to the outer side edge of the inner shaft rod 16. They are arranged parallel and symmetrically on the inner side of the inner processing layer 14, the outer side of the transmission screw 17 is docked on the inner side of the inner processing layer 14, the inner side of the end fixing box 5 is symmetrically provided with a transmission gear 18, the inner side of the side fixing box 6 is fixedly provided with a transmission motor 19, the top of the top fixing tube 7 is provided with a top card slot 20, and the bottom end of the support pipe 8 is fixedly provided with a bottom clamping ring 21. The center positions of the transmission gears 18 are fixedly sleeved and arranged at the extended end position of the inner shaft 16 in a one-to-one correspondence, and the two transmission gears 18 are gear-connected with each other, the output end of the transmission motor 19 is horizontally fixedly connected and arranged at the center position of a transmission gear 18, and the bottom end of the bottom clamping ring 21 is clamped and arranged on the inner side of the top card slot 20.

[0023] The working principle of this utility model is:

[0024] The main box body 1 is horizontally docked and set at the specified position, and the open end of the guide pipe 4 at one end is docked and set on the equipment for extrusion. After the shaping pipe 9 on the top surface is toggled, it is toggled to the specified angle and stabilized. The top end of the connecting pipe 10 at the top is docked and set at the feeding end position. After the bolts pass through the fixing through-hole 12, the mounting ring body 11 is fixed and installed. The feeding equipment transmits the material downward through the connecting pipe 10 and the support pipe 8, and enters the inner processing layer 14 of the top through-hole 13 at the bottom. After controlling the heating pipe 15 to heat to the specified temperature, the entering material is heated and processed. Then, by controlling the rotation operation of the transmission motor 19, the output end drives the transmission gear 18 to rotate. After the two inner shafts 16 are rotated, the external transmission screw 17 is rotated and toggled to extrude the material to the guide pipe 4. The bottom clamping ring 21 rotates along the internal rotation of the top card slot 20 and can be adjusted to multiple angles for installation and use.

[0025] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A twin-screw plastic pellet extruder convenient for feeding, comprising a main box (1), characterized in that: The outer side of the main box (1) is fixedly provided with a mounting side strip (2) in a horizontally symmetrical manner, and the top surface of the mounting side strip (2) is evenly provided with mounting through holes (3). One end of the main box (1) is fixedly welded with a guide pipe (4), and the end of the main box (1) is fixedly provided with an end fixing box (5) at the end away from the guide pipe (4). The end fixing box (5) is fixedly provided with a side fixing box (6) at the side away from the main box (1). The top surface of the main box (1) is fixedly welded with a top fixing pipe (7), and the top end of the top fixing pipe (7) is butt-jointed with a supporting pipe (8). The top end of the supporting pipe (8) is fixedly provided with a shaping pipe (9), and the top end of the shaping pipe (9) is fixedly provided with a connecting pipe (10), and the outer side of the connecting pipe (10) is welded with a mounting ring. (11), the top surface of the mounting ring body (11) is evenly provided with fixing through holes (12), the top surface of the main box body (1) is provided with a top through hole (13), the inner side edge of the main box body (1) is horizontally fixedly provided with an inner processing layer (14), the inner side wall of the inner processing layer (14) is fixedly clamped with a heating pipe (15), the inner side edge of the inner processing layer (14) is horizontally symmetrically plugged with an inner shaft rod (16), the outer side edge of the inner shaft rod (16) is welded with a transmission screw (17), the inner side edge of the end fixing box (5) is symmetrically provided with a transmission gear (18), the inner side edge of the side fixing box (6) is fixedly provided with a transmission motor (19), the top end of the top fixing tube (7) is provided with a top card slot (20), and the bottom end of the support pipe (8) is fixedly provided with a bottom clamping ring (21).

2. A twin-screw plastic pellet extruder convenient for feeding according to claim 1, characterized in that: One end of the main box body (1) is arranged in an open shape, and the number of the mounting side bars (2) is two, and the two mounting side bars (2) are fixedly arranged parallel to each other and symmetrically at the bottom ends of both sides of the main box body (1), and the mounting through holes (3) are arranged in a straight line horizontally and equidistantly at the center line of the top surface of the mounting side bars (2).

3. A twin-screw plastic pellet extruder convenient for feeding according to claim 1, characterized in that: The guide pipe (4) is fixedly arranged at the open end position of the main box (1), the side fixing box (6) is fixedly arranged at a side edge of the end fixing box (5) near one end position, the bottom end of the top fixing pipe (7) is fixedly arranged at the edge position of the top open end of the top through hole (13), and the interior of the top fixing pipe (7) is kept in communication with the interior of the top through hole (13).

4. A twin-screw plastic pellet extruder convenient for feeding according to claim 1, characterized in that: The interiors of the supporting pipe (8), the shaping pipe (9) and the connecting pipe (10) are kept in communication with each other, and the mounting ring (11) is fixedly arranged in a ring shape at the outer top end position of the connecting pipe (10).

5. A twin-screw plastic pellet extruder convenient for feeding according to claim 1, characterized in that: The top through hole (13) is vertically penetrated and opened at one end of the top surface center line of the main box body (1) away from the guide pipe (4), and the interior of the top through hole (13) is kept in communication with the interior of the inner treatment layer (14). The heating pipe (15) is arranged in an inlaid manner on the inner side wall of the inner treatment layer (14). There are two inner shaft rods (16), and the two inner shaft rods (16) are arranged parallel and symmetrically on the inner side edge of the inner treatment layer (14). The outer side edge of the transmission screw (17) is arranged to be docked with the inner side edge of the inner treatment layer (14).

6. A twin-screw plastic pellet extruder convenient for feeding according to claim 1, characterized in that: The center positions of the transmission gears (18) are fixedly sleeved and arranged at the extended end positions of the inner shaft (16) in a one-to-one correspondence, and the two transmission gears (18) are tooth-engaged with each other. The output end of the transmission motor (19) is horizontally fixedly connected and arranged at the center position of one transmission gear (18), and the bottom end of the bottom clamping ring (21) is clamped and arranged at the inner side edge of the top clamping groove (20).