A quick-replaceable plastic granule extrusion die head

Abstract

The utility model discloses a quick-replaceable plastic granule extrusion mold die head, comprising an extruder, wherein a screw is movably connected inside the extruder, a driving motor is installed on one side of the extruder, a feeding tank is installed on one side of the top of the extruder, a top cover is installed on the top of the feeding tank, a feeding shaft is movably connected to the bottom end of the top cover, a stirring motor is installed on the top of the top cover, a feeding port is provided on one side of the top of the top cover, a feeding tank is fixedly connected at the middle position of the top of the extruder, and an extrusion port is provided on one side of the extruder. The quick-replaceable plastic granule extrusion mold die head can limit the extrusion of the softened mold through the extrusion port, and the extrusion cavity can be disassembled and replaced from the extrusion die head. When replacing, the limit baffle is rotated to remove, and then the extrusion cavity is removed from the inside of the extrusion die head for replacement. The detachable extrusion cavity realizes the function of flexible material discharge, which solves the problem of easy disassembly and replacement.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic extrusion moulds, in particular to a plastic particle extrusion mould die head which can be quickly disassembled and replaced. Background Art

[0002] The twin-screw extruder for plastic granules is mainly used for the melt blending and modification processing of one or several plastic granules. The plastic granules are heated and melted by the co- or counter-rotating of the twin screws. After the plastic granules are heated and melted, they can be extruded from the extruder to form.

[0003] After searching, it is found that the extrusion die head on one side of the common plastic pellet extrusion die is inconvenient to disassemble and replace when in use, and the structure of the plastic extrusion inside the plastic pellet extrusion die is single, which makes it inconvenient to flexibly process and shape the plastic pellets, thereby reducing the flexibility of the use of the plastic pellet extrusion die.

[0004] There is an urgent need for a quick-replaceable plastic pellet extrusion die head to solve the technical defects proposed in the above-mentioned technology. Utility Model Content

[0005] The utility model aims to provide a plastic particle extrusion die head that can be quickly disassembled and replaced, so as to solve the problem of inconvenient and inflexible disassembly and replacement in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a quickly disassembled and replaced plastic granule extrusion die head, comprising an extruder, a screw is movably connected inside the extruder, a driving motor is installed on one side of the extruder, a feeding tank is installed on one side of the top of the extruder, a top cover is installed on the top of the feeding tank, a feeding shaft is movably connected to the bottom of the top cover, a stirring motor is installed on the top of the top cover, a feeding port is arranged on one side of the top of the top cover, a feeding tank is fixedly connected at the middle position of the top of the extruder, an extrusion port is arranged on one side of the extruder, an extrusion die head is installed on one side of the extrusion port, and a disassembly component is arranged on the extrusion die head;

[0007] The disassembly assembly includes an extrusion cavity, the top and bottom ends of the extrusion cavity are provided with positioning slots, the top and bottom ends inside the extrusion die head are fixedly connected with positioning blocks, the two ends of the extrusion die head are fixedly connected with bolt mounting plates, and the top and bottom ends of one side of the extrusion die head are movably connected with a limiting baffle.

[0008] Preferably, the extrusion cavity is embedded in the interior of the extrusion die head, and the limit baffle is arranged at the front end of the extrusion cavity.

[0009] Preferably, the output end of the driving motor is fixedly connected to one side of the screw, and the output end of the stirring motor is fixedly connected to the top end of the feed shaft.

[0010] Preferably, the output end of the driving motor is fixedly connected to one side of the screw, and the output end of the stirring motor is fixedly connected to the top end of the feed shaft.

[0011] Preferably, a cleaning scraper is fixedly connected to the outside of the feed shaft, the cleaning scraper fits the inside of the feed tank, and positioning rods are installed on both sides of the top cover.

[0012] Preferably, a stuffing chamber and a sealing chamber are provided inside the feeding tank, a discharge channel is installed between the stuffing chamber and the sealing chamber, and a control valve is installed at the bottom end of the feeding tank.

[0013] Compared with the prior art, the utility model has the beneficial effects that: the quick-replaceable plastic particle extrusion die head not only realizes the functions of convenient and flexible replacement and convenient cleaning, but also realizes the function of sealing and feeding;

[0014] (1) By providing an extrusion port, an extrusion die head, a bolt mounting plate, a positioning block, a limit baffle, a positioning slot and an extrusion cavity, the plastic can be heated inside the extruder and extruded to the extrusion port, the extrusion port can limit the extrusion of the softened mold, the extrusion cavity can be disassembled and replaced from the extrusion die head, the limit baffle can be rotated to remove the extrusion cavity from the extrusion die head during replacement, and then the extrusion cavity can be removed from the extrusion die head for replacement, the detachable and replaceable extrusion cavity can realize the function of flexible material discharging, and the structure realizes the function of easy and flexible disassembly and replacement;

[0015] (2) By providing a feed shaft, a feed tank, a top cover, a stirring motor, a cleaning scraper and a positioning rod, plastic particles can enter the interior of the feed tank, and then the top cover is installed on the top of the feed tank and inserted and fixed using the positioning rod, and then the stirring motor is started, and the stirring motor drives the feed shaft to rotate to feed the plastic particles. When cleaning the interior of the feed tank, it is only necessary to open the positioning rod, and then remove the top cover from the feed tank, and the top cover drives the feed shaft to move out of the feed tank. This structure realizes the function of easy cleaning;

[0016] (3) By providing a feeding tank, a filling chamber, a sealing chamber, a control valve and a discharge channel, the feeding tank can feed the inside of the extruder. Before feeding, the material needs to be placed inside the filling chamber of the feeding tank, and then the filling port is closed. Then, when feeding, the discharge channel is opened, and the material inside the filling chamber enters the inside of the sealing chamber. Finally, the control valve is opened to allow the material to enter the inside of the extruder from the inside of the feeding tank. This structure realizes the function of facilitating sealed feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 This is a side structural schematic diagram of the extrusion die head of the utility model;

[0019] Figure 3 This is a schematic diagram of the front cross-sectional structure of the feed tank of the utility model;

[0020] Figure 4 It is a schematic diagram of the front cross-sectional structure of the feeding tank of the utility model.

[0021] In the figure: 1. driving motor; 2. extruder; 3. feed shaft; 4. feed tank; 5. top cover; 6. stirring motor; 7. cleaning scraper; 8. feeding tank; 9. stuffing chamber; 10. sealing chamber; 11. screw; 12. extrusion port; 13. extrusion die; 14. bolt mounting plate; 15. positioning block; 16. limit baffle; 17. positioning slot; 18. extrusion cavity; 19. positioning rod; 20. feed port; 21. control valve; 22. discharge channel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1: Please refer to Figure 1-4 A plastic granule extrusion die head that can be quickly disassembled and replaced comprises an extruder 2, a screw 11 is movably connected inside the extruder 2, a driving motor 1 is installed on one side of the extruder 2, a feeding tank 4 is installed on one side of the top of the extruder 2, a top cover 5 is installed on the top of the feeding tank 4, a feeding shaft 3 is movably connected to the bottom end of the top cover 5, a stirring motor 6 is installed on the top of the top cover 5, a feeding port 20 is arranged on one side of the top of the top cover 5, a feeding tank 8 is fixedly connected at the middle position of the top of the extruder 2, an extrusion port 12 is arranged on one side of the extruder 2, an extrusion die head 13 is installed on one side of the extrusion port 12, and a disassembly component is arranged on the extrusion die head 13;

[0024] The disassembly assembly includes an extrusion cavity 18, the top and bottom of the extrusion cavity 18 are provided with positioning slots 17, the top and bottom of the inside of the extrusion die head 13 are fixedly connected with positioning blocks 15, both ends of the extrusion die head 13 are fixedly connected with bolt mounting plates 14, and the top and bottom of one side of the extrusion die head 13 are movably connected with a limit stopper 16;

[0025] The extrusion cavity 18 is embedded in the extrusion die head 13, the limit baffle 16 is arranged at the front end of the extrusion cavity 18, the output end of the driving motor 1 is fixedly connected to one side of the screw 11, and the output end of the stirring motor 6 is fixedly connected to the top end of the feed shaft 3;

[0026] Specifically, Figure 1 and Figure 2 As shown, the extrusion port 12 can limit the extrusion of the softened mold, and the extrusion cavity 18 can be removed and replaced from the extrusion die head 13. When replacing, the limit baffle 16 is rotated to remove, and then the extrusion cavity 18 is removed from the inside of the extrusion die head 13 for replacement. The detachable and replaceable extrusion cavity 18 can realize the function of flexible material discharge.

[0027] Embodiment 2: The output end of the driving motor 1 is fixedly connected to one side of the screw 11, the output end of the stirring motor 6 is fixedly connected to the top of the feed shaft 3, the outside of the feed shaft 3 is fixedly connected with a cleaning scraper 7, the cleaning scraper 7 is fitted with the inside of the feed tank 4, and positioning rods 19 are installed on both sides of the top cover 5;

[0028] Specifically, Figure 1 and Figure 3 As shown, the top cover 5 is installed above the feed tank 4 and is inserted and fixed using the positioning rod 19, and then the stirring motor 6 is started. The stirring motor 6 drives the feed shaft 3 to rotate to feed the plastic particles. When cleaning the inside of the feed tank 4, it is only necessary to open the positioning rod 19, and then remove the top cover 5 from the feed tank 4, and the top cover 5 drives the feed shaft 3 to move out of the inside of the feed tank 4.

[0029] Embodiment 3: A packing chamber 9 and a sealing chamber 10 are provided inside the feeding tank 8, a discharge passage 22 is installed between the packing chamber 9 and the sealing chamber 10, and a control valve 21 is installed at the bottom end of the feeding tank 8;

[0030] Specifically, Figure 1 and Figure 4 As shown, the feeding tank 8 can feed the extruder 2. Before feeding, the material needs to be placed inside the filling chamber 9 of the feeding tank 8, and then the filling port is closed. Then, when feeding, the discharge channel 22 is opened, and the material inside the filling chamber 9 enters into the sealed chamber 10. Finally, the control valve 21 is opened to allow the material to enter the extruder 2 from the feeding tank 8.

[0031] Working principle: When the utility model is in use, it is necessary to first feed the plastic particles into the feed tank 4, and then start the stirring motor 6. The stirring motor 6 drives the feed shaft 3 to rotate to feed the plastic particles. When cleaning the inside of the feed tank 4, it is only necessary to open the positioning rod 19, and then take the top cover 5 out of the feed tank 4, and the top cover 5 drives the feed shaft 3 to move out of the feed tank 4. When the plastic particles move inside the extruder 2, the feeding tank 8 is added inside the extruder 2. Before adding materials, it is necessary to place the materials inside the filling chamber 9 of the feeding tank 8, and then close the filling port, and then open the discharge channel when adding materials. 22, the material inside the filling chamber 9 enters the inside of the sealing chamber 10, and finally the control valve 21 is opened to allow the material to enter the inside of the extruder 2 from the inside of the feeding tank 8. The plastic can be heated inside the extruder 2 and extruded to the extrusion port 12. The extrusion port 12 can limit the extrusion of the softened mold. The extrusion cavity 18 can be disassembled and replaced from the extrusion die head 13. When replacing, the limit baffle 16 is rotated to remove, and then the extrusion cavity 18 is removed from the inside of the extrusion die head 13 for replacement. The detachable and replaceable extrusion cavity 18 can realize the function of flexible material discharge. This structure realizes the function of easy and flexible disassembly and replacement.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A quick-changeable plastic granule extrusion die head, comprising an extruder (2), characterized in that: The extruder (2) is internally movably connected with a screw rod (11), a driving motor (1) is installed on one side of the extruder (2), a feeding tank (4) is installed on one side of the top of the extruder (2), a top cover (5) is installed on the top of the feeding tank (4), a feeding shaft (3) is movably connected to the bottom of the top cover (5), a stirring motor (6) is installed on the top of the top cover (5), a feeding port (20) is provided on one side of the top of the top cover (5), a feeding tank (8) is fixedly connected at the middle position of the top of the extruder (2), an extrusion port (12) is provided on one side of the extruder (2), an extrusion die (13) is installed on one side of the extrusion port (12), and a disassembly component is provided on the extrusion die (13); The disassembly assembly comprises an extrusion cavity (18), the top and bottom ends of the extrusion cavity (18) are provided with positioning slots (17), the top and bottom ends inside the extrusion die head (13) are fixedly connected with positioning blocks (15), the two ends of the extrusion die head (13) are fixedly connected with bolt mounting plates (14), and the top and bottom ends of one side of the extrusion die head (13) are movably connected with a limit stop plate (16).

2. The quick-changeable plastic granule extrusion die head according to claim 1, characterized in that: The extrusion cavity (18) is embedded in the interior of the extrusion die head (13), and the limit baffle (16) is arranged at the front end of the extrusion cavity (18).

3. The quick-changeable plastic granule extrusion die head according to claim 1, characterized in that: The extrusion die head (13) is installed on one side of the extrusion port (12), and the bolt mounting plate (14) is attached to both ends of the extrusion port (12) and fixed with bolts.

4. The quick-changeable plastic granule extrusion die head according to claim 1, characterized in that: The output end of the driving motor (1) is fixedly connected to one side of the screw (11), and the output end of the stirring motor (6) is fixedly connected to the top end of the feed shaft (3).

5. The quick-changeable plastic granule extrusion die head according to claim 1, characterized in that: The outside of the feed shaft (3) is fixedly connected with a cleaning scraper (7), the cleaning scraper (7) fits the inside of the feed tank (4), and positioning rods (19) are installed on both sides of the top cover (5).

6. The quick-changeable plastic granule extrusion die head according to claim 1, characterized in that: The feeding tank (8) is provided with a stuffing chamber (9) and a sealing chamber (10) inside, a discharge passage (22) is installed between the stuffing chamber (9) and the sealing chamber (10), and a control valve (21) is installed at the bottom end of the feeding tank (8).

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