Modified polycarbonate material extruder
By designing a modified polycarbonate material extruder, the dispersion plate and the polymerization plate are driven to rotate by a stirring shaft, and the raw materials are initially mixed, which solves the problem of uneven mixing of raw materials in the prior art and improves the extrusion quality.
Patent Information
- Application Number
- CN202421586706.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-05
- Publication Date
- 2025-04-15
- Estimated Expiration
- 2034-07-05
AI Technical Summary
When the prior art invests a variety of raw materials for processing, it is impossible to mix and mix multiple raw materials evenly, which easily affects the quality of later extrusion.
A modified polycarbonate material extruder is designed. By setting up a second motor to drive the stirring shaft to rotate, the dispersion plate, the polymerization plate, and the stirring rod to rotate, the incoming raw materials are dispersed and then aggregated, thereby conducting preliminary mixing to avoid uneven mixing of raw materials.
The initial mixing of raw materials is achieved, which avoids uneven mixing of raw materials after entering the pipeline, and improves the extrusion quality of subsequent materials.
Smart Images
Figure CN222756022U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of extruders, in particular to a modified polycarbonate material extruder. Background Art
[0002] The extruder relies on the pressure and shear force generated by the rotation of the screw to fully plasticize and evenly mix the material, and then form it through the die. Plastic extruders can be basically classified into twin-screw extruders, single-screw extruders, and the less common multi-screw extruders and screwless extruders.
[0003] After searching, the announcement number CN218660387U is a kind of high-efficiency and environmentally friendly food-grade plastic raw material extrusion equipment, including an extrusion box, an extrusion component and a preheating component. The internal structure of the extrusion box is provided with an extrusion channel, and the extrusion channel is provided with an extrusion component. The top of the extrusion channel is connected to a material guide pipe, and the outer periphery of the material guide pipe is installed with a spiral heating coil. The top of the material guide pipe is connected to a stirring component, and the top of the stirring component is connected to a feed hopper installed on the top of the extrusion box. The preheating components are installed at equal intervals between the inner walls of the feed hopper, and the inner walls of the feed hopper are slidably connected with a horizontal plate that passes through the side wall of the feed hopper. It can preheat the raw materials to avoid the raw materials staying in the extrusion box for too long and consuming more energy. It is more energy-saving and environmentally friendly, and is conducive to improving production efficiency. It can fully mix the raw materials and improve the extrusion quality.
[0004] Based on the above patent, its background technology mentioned that when multiple raw materials are put into processing, the multiple raw materials cannot be stirred and mixed evenly, which easily affects the quality of subsequent extrusion. In response to this technical problem, this application proposes a modified polycarbonate material extruder. Utility Model Content
[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a modified polycarbonate material extruder, which can perform mixing pretreatment before the material is melted to avoid uneven mixing of subsequent materials and affect the basic effect.
[0006] To achieve the above objectives, the present invention provides the following technical solutions:
[0007] A modified polycarbonate material extruder comprises a pipeline, the outside of the pipeline is fixedly connected to a heating box, the left end of the pipeline is provided with a discharge assembly, the upper right end of the heating box is provided with a feed port, the middle part of the pipeline is rotatably connected to a central shaft, the outside of the central shaft is fixedly connected to a first spiral blade, the right end of the pipeline is fixedly connected to a first motor, the drive shaft of the first motor is fixedly connected to the top right end of the central shaft, a mixing barrel is provided on the upper right end of the heating box, the bottom of the mixing barrel is fixedly connected to a discharge pipe, the lower end of the discharge pipe is fixedly connected to the inside of the feed port, and the mixing barrel is fixedly connected to the bottom of the mixing barrel. A cover plate is fixedly connected to the top, and a feed port is fixedly connected to the outer side of the cover plate. A stirring shaft is rotatably connected to the middle part of the cover plate, and a second motor is fixedly connected to the middle part of the upper side of the cover plate. The drive shaft of the second motor is fixedly connected to the top of the stirring shaft. A pretreatment component is provided at the upper end of the stirring shaft, and stirring rods are fixedly connected to the left and right ends of the outer side of the stirring shaft. The outer ends of the stirring rods are fixedly connected to scrapers, and the outer walls of the scrapers are tightly fitted with the inner wall of the mixing barrel. A second spiral blade is fixedly connected to the bottom of the stirring shaft, and the outer wall of the second spiral blade is tightly fitted with the inner wall of the discharge pipe.
[0008] Furthermore, the pretreatment component includes a dispersion plate at the upper end of the stirring shaft, a plurality of first guide plates are fixedly connected to the upper side of the dispersion plate, a plurality of connecting rods are fixedly connected to the lower side of the dispersion plate, the bottoms of the connecting rods are commonly fixedly connected to a material gathering plate, and a plurality of second guide plates are fixedly connected to the upper side of the material gathering plate.
[0009] Furthermore, the discharge assembly includes an extrusion head at the left end of the pipe, and the upper and lower sides of the inner wall of the extrusion head are fixedly connected to the limit blocks. The inner wall of the extrusion head is provided with a filter plate, and the upper and lower ends of the filter plate are provided with bayonet holes. The inner wall of the bayonet is tightly fitted with the outer wall of the limit block. A retaining ring is provided on the inside of the extrusion head corresponding to the right side of the filter plate, and the front and rear sides of the extrusion head are fixedly connected with a rotating handle.
[0010] Furthermore, the middle portion of the dispersion disc is fixedly connected to the upper outer wall of the stirring shaft.
[0011] Furthermore, the outer wall of the material gathering plate is tightly fitted with the inner wall of the mixing barrel.
[0012] Furthermore, the inner wall of the right end of the extrusion head is threadedly connected to the outer wall of the left end of the pipe.
[0013] Furthermore, the right side of the retaining ring is tightly fitted with the right end of the pipeline.
[0014] The utility model has the following beneficial effects:
[0015] 1. In the present invention, the second motor is provided to drive the stirring shaft to rotate, thereby driving the dispersion disk, the gathering plate, and the stirring rod to rotate, thereby disrupting and dispersing the incoming raw materials, and then gathering them, so that the raw materials are preliminarily mixed, avoiding uneven mixing after the raw materials enter the pipeline, which affects the extrusion of subsequent materials.
[0016] 2. In the present invention, the extrusion head can be driven to rotate by the rotating handle, and the extrusion head can be removed from the pipe for easy cleaning. The material flowing out of the pipe can be processed by the filter plate to avoid the action of the first spiral blade, which causes the material to rotate forward and affect the quality of subsequent material extrusion. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is an overall schematic diagram of a modified polycarbonate material extruder proposed in the utility model;
[0018] Figure 2 This is a schematic diagram of the central axis of a modified polycarbonate material extruder proposed in the present invention;
[0019] Figure 3 This is a schematic diagram of a stirring shaft of a modified polycarbonate material extruder proposed in the present invention;
[0020] Figure 4 This is a schematic diagram of a dispersion disk of a modified polycarbonate material extruder proposed in the present invention;
[0021] Figure 5 This is a schematic diagram of a filter plate of a modified polycarbonate material extruder proposed in the utility model.
[0022] Legend:
[0023] 1. Pipeline; 2. Heating box; 3. Feeding port; 4. Central shaft; 5. First spiral blade; 6. First motor; 7. Mixing barrel; 8. Discharge pipe; 9. Cover plate; 10. Feeding port; 11. Stirring shaft; 12. Second motor; 13. Stirring rod; 14. Scraper; 15. Second spiral blade; 16. Dispersing disk; 17. First guide plate; 18. Connecting rod; 19. Gathering plate; 20. Second guide plate; 21. Extruder head; 22. Limit block; 23. Filter plate; 24. Bayonet; 25. Retaining ring; 26. Rotating handle. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0025] Reference Figure 1-5 The utility model provides an embodiment of a modified polycarbonate material extruder, comprising a pipeline 1, the outside of the pipeline 1 is fixedly connected to a heating box 2, a feeding port 3 is opened on the upper right end of the heating box 2, the middle part of the pipeline 1 is rotatably connected to a central shaft 4, the outside of the central shaft 4 is fixedly connected to a first spiral blade 5, the right end of the pipeline 1 is fixedly connected to a first motor 6, the driving shaft of the first motor 6 is fixedly connected to the right end top of the central shaft 4, a mixing barrel 7 is provided on the upper right end of the heating box 2, the bottom of the mixing barrel 7 is fixedly connected to a discharge pipe 8, the lower end of the discharge pipe 8 is fixedly connected to the inside of the feeding port 3, the top of the mixing barrel 7 is fixedly connected to a cover plate 9, the outer periphery of the cover plate 9 is fixedly connected to a feeding port 10, the middle part of the cover plate 9 is rotatably connected to a stirring shaft 11, the middle part of the upper side of the cover plate 9 is fixedly connected to a second motor 12, the driving shaft of the second motor 12 is fixedly connected to the top of the stirring shaft 11, and the stirring shaft 1 The left and right ends of the outer side of 1 are fixedly connected with stirring rods 13, and the outer ends of the stirring rods 13 are fixedly connected with scrapers 14. The outer walls of the scrapers 14 are tightly fitted with the inner wall of the mixing barrel 7. The bottom of the stirring shaft 11 is fixedly connected with a second spiral blade 15, and the outer wall of the second spiral blade 15 is tightly fitted with the inner wall of the discharge pipe 8; the material is put into the mixing barrel 7 through the set feed port 10, and the stirring rod 13 and the second spiral blade 15 are driven to rotate by the set second motor 12, which is convenient for stirring and mixing multiple materials, thereby avoiding the problem of uneven mixing of multiple materials entering the pipeline 1, and the second spiral blade 15 can be used to force the material to move downward and enter the pipeline 1. The first motor 6 can drive the central axis 4 and the first spiral blade 5 to rotate, thereby driving the material to move to the left, and the pipeline 1 and the material are heated and melted by the set heating box 2, and extruded from the left end of the pipeline 1.
[0026] The upper end of the stirring shaft 11 is fixedly connected to a dispersion disk 16, and a plurality of first guide plates 17 are fixedly connected to the upper side of the dispersion disk 16. A plurality of connecting rods 18 are fixedly connected to the lower side of the dispersion disk 16. The bottom of the connecting rod 18 is fixedly connected to a gathering plate 19. The outer wall of the gathering plate 19 fits tightly with the inner wall of the mixing barrel 7, and the upper side of the gathering plate 19 is fixedly connected to a plurality of second guide plates 20. The dispersion disk 16 is provided to disperse the falling various materials, and the gathering plate 19 is provided to gather the various materials by rotating. When the first guide plates 17 and the second guide plates 20 are provided, the materials are driven to mix, thereby performing pretreatment to facilitate subsequent mixing.
[0027] The left end of the pipe 1 is threadedly connected to an extrusion head 21, and the upper and lower sides of the inner wall of the extrusion head 21 are fixedly connected to the limit blocks 22. The inner wall of the extrusion head 21 is provided with a filter plate 23, and the upper and lower ends of the filter plate 23 are provided with bayonet holes 24. The inner wall of the bayonet hole 24 fits tightly with the outer wall of the limit block 22. A retaining ring 25 is provided on the right side of the filter plate 23 corresponding to the interior of the extrusion head 21, and the right side of the retaining ring 25 fits tightly with the right end of the pipe 1. The front and rear sides of the extrusion head 21 are fixedly connected with a rotating handle 26; the rotating handle 26 can drive the extrusion head 21 to rotate, and the extrusion head 21 is installed at the left end of the pipe 1. The filter plate 23 cooperates with the limit block 22 to limit the filter plate 23, and the retaining ring 25 cooperates with the pipe 1 to squeeze and fix the filter plate 23.
[0028] Working principle: the raw materials are added into the mixing barrel 7 through the set feed port 10, and the second motor 12 is started to drive the stirring shaft 11 to rotate, thereby driving the dispersion disk 16, the gathering plate 19, the stirring rod 13 and the second spiral blade 15 to rotate. The falling material is driven to move by the set dispersion disk 16 and the first guide plate 17, so that a variety of materials are dispersed and mixed, and then gathered and mixed through the gathering plate 19, and fall downward from the middle of the gathering plate 19. The material is stirred by the rotation of the stirring rod 13 to mix the material, and the material is injected into the pipeline 1 through the discharge pipe 8 and the feed port 3. The first motor 6 is started to drive the central axis 4 and the first spiral blade 5 to rotate. The material is driven to move to the left by rotating the first spiral blade 5. The pipeline 1 and the material therein can be added and melted through the set heating box 2, and then injected into the extrusion head 21 from the left end of the pipeline 1, and passes through the filter plate 23 and extruded from the left end of the extrusion head 21.
[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.
Claims
1. A modified polycarbonate material extruder, comprising a pipeline (1), characterized in that: The outside of the pipeline (1) is fixedly connected to a heating box (2), the left end of the pipeline (1) is provided with a discharge assembly, the upper right end of the heating box (2) is provided with an inlet (3), the middle of the pipeline (1) is rotatably connected to a central axis (4), the outside of the central axis (4) is fixedly connected to a first spiral blade (5), the right end of the pipeline (1) is fixedly connected to a first motor (6), the drive shaft of the first motor (6) is fixedly connected to the top of the right end of the central axis (4), the upper right end of the heating box (2) is provided with a mixing barrel (7), the bottom of the mixing barrel (7) is fixedly connected to a discharge pipe (8), the lower end of the discharge pipe (8) is fixedly connected to the inside of the inlet (3), the top of the mixing barrel (7) is fixedly connected to a cover plate (9), the cover plate The outer side of the mixing barrel (7) is fixedly connected with a feed port (10) on all sides, the middle part of the cover plate (9) is rotatably connected with a stirring shaft (11), the middle part of the upper side of the cover plate (9) is fixedly connected with a second motor (12), the driving shaft of the second motor (12) is fixedly connected to the top of the stirring shaft (11), and a pretreatment component is arranged at the upper end of the stirring shaft (11), the left and right ends of the outer side of the stirring shaft (11) are fixedly connected with stirring rods (13), the outer ends of the stirring rods (13) are fixedly connected with scrapers (14), the outer wall of the scrapers (14) is tightly fitted with the inner wall of the mixing barrel (7), and the bottom of the stirring shaft (11) is fixedly connected with a second spiral blade (15), and the outer wall of the second spiral blade (15) is tightly fitted with the inner wall of the discharge pipe (8).
2. A modified polycarbonate material extruder according to claim 1, characterized in that: The pretreatment component comprises a dispersion plate (16) at the upper end of the stirring shaft (11), a plurality of first guide plates (17) being fixedly connected to the upper side of the dispersion plate (16), a plurality of connecting rods (18) being fixedly connected to the lower side of the dispersion plate (16), a material gathering plate (19) being fixedly connected to the bottom of the connecting rods (18), and a plurality of second guide plates (20) being fixedly connected to the upper side of the material gathering plate (19).
3. A modified polycarbonate material extruder according to claim 1, characterized in that: The discharge assembly comprises an extrusion head (21) at the left end of the pipeline (1), the inner wall of the extrusion head (21) is fixedly connected to the limit block (22) on both upper and lower sides, the inner wall of the extrusion head (21) is provided with a filter plate (23), the upper and lower ends of the filter plate (23) are provided with a bayonet (24), the inner wall of the bayonet (24) is tightly matched with the outer wall of the limit block (22), the inside of the extrusion head (21) is provided with a retaining ring (25) corresponding to the right side of the filter plate (23), and the front and rear sides of the extrusion head (21) are fixedly connected to the rotating handle (26).
4. A modified polycarbonate material extruder according to claim 2, characterized in that: The middle portion of the dispersion disk (16) is fixedly connected to the outer wall of the upper end of the stirring shaft (11).
5. A modified polycarbonate material extruder according to claim 2, characterized in that: The outer wall of the material gathering plate (19) is tightly fitted with the inner wall of the mixing barrel (7).
6. A modified polycarbonate material extruder according to claim 3, characterized in that: The inner wall at the right end of the extrusion head (21) is threadedly connected to the outer wall at the left end of the pipeline (1).
7. A modified polycarbonate material extruder according to claim 3, characterized in that: The right side of the retaining ring (25) is tightly fitted with the right end of the pipeline (1).