Feeding mechanism for injection molding machine

Abstract

The utility model discloses a feeding mechanism for an injection molding machine, which belongs to the technical field of injection molding machines, and comprises a tank body and a driving motor, the output end of the driving motor is fixedly connected with a driving rod, the outer diameter of the driving rod is rotatably connected with a support frame, and a stirring component is arranged in the tank body. The stirring assembly comprises a driving bevel gear, a first driven bevel gear and a second driven bevel gear, the driving bevel gear is fixedly connected to the other end of the driving rod, the driving bevel gear, the first driven bevel gear and the second driven bevel gear are all arranged on a supporting frame, and the supporting frame is fixedly connected to the middle of the top end of the tank body. According to the feeding mechanism for the injection molding machine, the heating assembly is additionally arranged, so that raw materials can be rapidly heated to the required melting temperature, the fluidity of plastics is improved, the materials can be fully melted in the injection molding process, the defects of cavities, bubbles and the like in the molding process are reduced, and the molding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machines, in particular to a feeding mechanism for injection molding machines. Background Art

[0002] A lampshade is a device used to shield and protect the light source, usually located on the top of an electric lamp. Its main functions include scattering, blocking or adjusting light to improve lighting effects, reduce glare, and provide a good lighting atmosphere for the indoor environment. Secondly, the injection molding machine, also known as the injection molding machine or injection machine, is the main molding equipment for making plastic products of various shapes from thermoplastics or thermosetting plastics using plastic molding molds. It is divided into vertical, horizontal, and all-electric types. The injection molding machine can heat the plastic and apply high pressure to the molten plastic to make it ejected and fill the mold cavity.

[0003] In the prior art, the Chinese utility model patent with the publication number of CN215791351U and the name of the patent is a feeding mechanism for an injection molding machine, which discloses a feeding mechanism for an injection molding machine. The patent records that the feeding mechanism includes a hopper, a port, a cover plate, a motor, a connecting shaft, a stirring rod A, a stirring rod B and an auger; the port is installed at the bottom end of the hopper, the cover plate is installed at the top end of the hopper, the motor is installed on the cover plate, the connecting shaft is connected to the output shaft of the motor, the stirring rod A and the stirring rod B are installed on the connecting shaft, and the auger is installed at the bottom end of the connecting shaft, a feeding port is installed on the side of the hopper, and a vent is installed on the cover plate. The feeding mechanism for the injection molding machine enters through the feeding port, and the plastic is The material particles are rotated by the motor, so that the connecting shaft drives the stirring rods A and B thereon to stir the inside of the hopper, thereby preventing the plastic particles from getting stuck in the hopper, and the plastic particles are evenly discharged under the rotation of the dragon, so that the material can evenly enter the barrel. However, this solution has a technical problem of lacking a heating component when the raw material is stirred, and the lack of a heating component means that the raw material (plastic particles) may not be able to reach the required melting temperature, which may lead to poor material fluidity during the injection process, making it difficult to fully fill the mold, resulting in holes, bubbles or other defects in the lampshade. To solve this technical problem, the utility model proposes a feeding mechanism for an injection molding machine. Utility Model Content

[0004] The main purpose of the utility model is to provide a feeding mechanism for an injection molding machine, which can effectively solve the problems mentioned in the background technology.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a feeding mechanism for an injection molding machine, comprising a tank body and a driving motor, the output end of the driving motor is fixedly connected to a driving rod, the outer diameter of the driving rod is rotatably connected to a support frame, a stirring assembly is arranged inside the tank body, the stirring assembly comprises an active bevel gear, a first driven bevel gear and a second driven bevel gear, the active bevel gear is fixedly connected to the other end of the driving rod, and the active bevel gear, the first driven bevel gear and the second driven bevel gear are all arranged on the support frame, and the support frame is fixedly connected to the top middle part of the tank body, and the active bevel gear, the first driven bevel gear and the second driven bevel gear are meshedly connected, and a heating assembly is also arranged on the right side of the outer diameter of the tank body, the heating assembly comprises a heater, an annular heating pipe and two heat-conducting columns, one end of the heat-conducting column on the corresponding side is fixedly connected to the heater, and the other ends of the two heat-conducting columns are fixedly connected to the annular heating pipe, and the annular heating pipe is arranged inside the tank body.

[0006] Preferably, the driving motor is fixedly connected to the top of the tank body.

[0007] Preferably, a discharge port is provided on the front side wall of the tank body, and a feed port is also provided on the top of the tank body.

[0008] Preferably, a first transmission rod is fixedly connected to the inner diameter of the first driven bevel gear, and the first transmission rod is rotatably connected to the middle of the top end of the tank body and the inner lower side of the support frame.

[0009] Preferably, a first connecting column is fixedly connected to the outer diameter of the first transmission rod.

[0010] Preferably, a plurality of first stirring blades are fixedly connected to the outer diameter of the first connecting column.

[0011] Preferably, a second transmission rod is fixedly connected to the inner diameter of the second driven bevel gear, and the second transmission rod also rotates on the inner upper side of the support frame.

[0012] Preferably, the second transmission rod is also rotatably connected to the inside of the first transmission rod, the bottom end of the second transmission rod is fixedly connected to a second connecting column, and a plurality of second stirring blades are fixedly connected to the outer diameter of the second connecting column.

[0013] Preferably, an electric box is fixedly connected to the top of the heater, and the electric box transmits electricity to the heater through a connecting line.

[0014] Preferably, a support plate is fixedly connected to the bottom end of the heater, and the support plate is fixedly connected to the outer diameter of the tank body.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] In the utility model, by the mutual cooperation between the heater, the electric box, the connecting wire, the heat-conducting column and the annular heating tube, the addition of the heating component can quickly heat the raw materials to the required melting temperature, which helps to improve the fluidity of the plastic and ensure that the material can be fully melted during the injection molding process, which helps to reduce defects such as voids and bubbles in the molding process and improve the molding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a feeding mechanism for an injection molding machine according to the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of a tank body of a feeding mechanism for an injection molding machine according to the utility model;

[0019] Figure 3 The utility model is a schematic diagram of the structure of an annular heating tube of a feeding mechanism for an injection molding machine.

[0020] In the figure: 1. tank body; 2. discharge port; 3. feed port; 4. drive motor; 5. drive rod; 6. active bevel gear; 7. support frame; 8. first driven bevel gear; 9. first transmission rod; 10. first connecting column; 11. first stirring blade; 12. second driven bevel gear; 13. second transmission rod; 14. second connecting column; 15. second stirring blade; 16. support plate; 17. heater; 18. electric box; 19. connecting wire; 20. heat-conducting column; 21. annular heating tube. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1-2As shown, a feeding mechanism for an injection molding machine includes a tank body 1 and a driving motor 4. The driving motor 4 is fixedly connected to the top of the tank body 1 to support and fix the driving motor 4. The front side wall of the tank body 1 is provided with a discharge port 2, through which the material is discharged, and the top of the tank body 1 is also provided with an inlet 3, through which the raw material is added. The output end of the driving motor 4 is fixedly connected to a driving rod 5, which is driven by the driving motor 4 to rotate. The outer diameter of the driving rod 5 is rotatably connected to a support frame 7, which plays a supporting role. A stirring assembly is provided inside the tank body 1, and the stirring assembly includes an active bevel gear 6, a first driven gear 7, and a second driven gear 8. The bevel gear 8 and the second driven bevel gear 12, the driving bevel gear 6 are fixedly connected to the other end of the driving rod 5, and the driving bevel gear 6 is driven by the driving rod 5, and the driving bevel gear 6, the first driven bevel gear 8 and the second driven bevel gear 12 are all arranged on the support frame 7, and the driving bevel gear 6, the first driven bevel gear 8 and the second driven bevel gear 12 are firmly supported by the support frame 7, and the support frame 7 is fixedly connected to the middle of the top end of the tank body 1 to fix it. At the same time, the driving bevel gear 6, the first driven bevel gear 8 and the second driven bevel gear 12 are meshed and connected, and the first driven bevel gear is driven by the rotation of the driving bevel gear 6. 8 and the second driven bevel gear 12, the first driven bevel gear 8 is fixedly connected with a first transmission rod 9 on its inner diameter, and the first driven bevel gear 8 will also drive the first transmission rod 9 to rotate when it rotates, and the first transmission rod 9 is rotatably connected to the middle part of the top end of the tank body 1 and the inner lower side of the support frame 7, which has a limiting effect on the first transmission rod 9, and at the same time, a first connecting column 10 is fixedly connected to the outer diameter of the first transmission rod 9, and the first connecting column 10 is driven by the first transmission rod 9, and a plurality of first stirring blades 11 are fixedly connected to the outer diameter of the first connecting column 10, and the plurality of first stirring blades 11 are linked by the first connecting column 10 to stir, and the second driven bevel gear 8 is fixedly connected with a first transmission rod 9 on its inner diameter, and the plurality of first stirring blades 11 are linked by the first connecting column 10 to stir, and the second driven bevel gear 8 is fixedly connected with a first transmission rod 9 on its inner diameter, and the plurality of first stirring blades 11 are linked by the first connecting column 10 to stir, and the first ... A second transmission rod 13 is fixedly connected to the inner diameter of the bevel gear 12, and the second transmission rod 13 is driven by the second driven bevel gear 12, and the second transmission rod 13 also rotates on the inner upper side of the support frame 7, thereby limiting it. At the same time, the second transmission rod 13 is also rotatably connected to the inside of the first transmission rod 9, and the two cooperate with each other to achieve a coaxial reversal effect. A second connecting column 14 is fixedly connected to the bottom end of the second transmission rod 13, and the second connecting column 14 is driven by the second transmission rod 13, and a plurality of second stirring blades 15 are fixedly connected to the outer diameter of the second connecting column 14, and finally the plurality of second stirring blades 15 are linked by the second connecting column 14.

[0023] like Figure 1-3As shown, a heating assembly is also provided on the right side of the outer diameter of the tank body 1, and the heating assembly includes a heater 17, an annular heating tube 21 and two heat-conducting columns 20. One end of the heat-conducting column 20 on the corresponding side is fixedly connected to the heater 17, which is heated by the heater 17 and then conducts heat through the heat-conducting column 20, and the other ends of the two heat-conducting columns 20 are fixedly connected to the annular heating tube 21. After heat conduction through the heat-conducting column 20, the heat-conducting column 20 will transfer heat energy to the annular heating tube 21. At the same time, the annular heating tube 21 is arranged inside the tank body 1, and the inside of the tank body 1 is heated and controlled after being heated by the annular heating tube 21. The top end of the heater 17 is fixedly connected to an electric box 18, which is powered by the electric box 18, and the electric box 18 transmits electricity to the heater 17 through a connecting line 19. At the same time, the bottom end of the heater 17 is also fixedly connected to a support plate 16 to support it, and the support plate 16 is fixedly connected to the outer diameter of the tank body 1, and is tightly connected to each other.

[0024] It should be noted that the injection molding machine can heat the plastic and apply high pressure to the molten plastic so that it is ejected and fills the mold cavity. In actual use, the device first feeds the material through the feed port 3 at the top of the tank body 1, and then starts the electric box 18, and the electric box 18 transmits the electric energy to the heater 17 through the connecting line 19. After the heater 17 is heated, the heat energy is transmitted to the annular heating pipe 21 through the heat-conducting column 20, and the tank body 1 is evenly heated through the annular heating pipe 21. Then, the drive motor 4 is started, and the drive motor 4 drives the drive rod 5 and the active bevel gear 6. When the active bevel gear 6 rotates, it will drive the first driven bevel gear 8, and the first driven bevel gear 8 After rotating, the bevel gear 8 can drive the first transmission rod 9, the first connecting column 10 and the first stirring blade 11 to stir in the middle of the tank body 1. At the same time, when the active bevel gear 6 rotates, it will also drive the second driven bevel gear 12, and the second driven bevel gear 12 drives the second transmission rod 13, the second connecting column 14 and the second stirring blade 15 to achieve stirring of the bottom end of the tank body 1. Through the mutual cooperation between the first driven bevel gear 8, the first transmission rod 9 and the second driven bevel gear 12, the second transmission rod 13, the effect of coaxial reverse stirring is achieved, which greatly improves the uniformity of the raw materials, and finally the materials are discharged through the discharge port 2 on the front side wall of the tank body 1.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A feeding mechanism for an injection molding machine, Features: The invention comprises a tank body (1) and a driving motor (4), wherein the output end of the driving motor (4) is fixedly connected to a driving rod (5), and the outer diameter of the driving rod (5) is rotatably connected to a support frame (7), and a stirring assembly is arranged inside the tank body (1), and the stirring assembly comprises a driving bevel gear (6), a first driven bevel gear (8) and a second driven bevel gear (12), wherein the driving bevel gear (6) is fixedly connected to the other end of the driving rod (5), and the driving bevel gear (6), the first driven bevel gear (8) and the second driven bevel gear (12) are all arranged on the support frame (7), and the support frame (7) is fixedly connected to the middle of the top end of the tank body (1), and the active bevel gear (6), the first driven bevel gear (8) and the second driven bevel gear (12) are meshedly connected. A heating component is also provided on the right side of the outer diameter of the tank body (1), and the heating component includes a heater (17), an annular heating pipe (21) and two heat-conducting columns (20). One end of the heat-conducting column (20) on the corresponding side is fixedly connected to the heater (17), and the other ends of the two heat-conducting columns (20) are fixedly connected to the annular heating pipe (21). At the same time, the annular heating pipe (21) is arranged inside the tank body (1).

2. A feeding mechanism for an injection molding machine according to claim 1, Features: The driving motor (4) is fixedly connected to the top of the tank body (1).

3. A feeding mechanism for an injection molding machine according to claim 2, Features: The front side wall of the tank body (1) is provided with a discharge port (2), and the top end of the tank body (1) is also provided with a feed inlet (3).

4. A feeding mechanism for an injection molding machine according to claim 1, Features: A first transmission rod (9) is fixedly connected to the inner diameter of the first driven bevel gear (8), and the first transmission rod (9) is rotatably connected to the middle of the top end of the tank body (1) and the inner lower side of the support frame (7).

5. A feeding mechanism for an injection molding machine according to claim 4, Features: A first connecting column (10) is also fixedly connected to the outer diameter of the first transmission rod (9).

6. A feeding mechanism for an injection molding machine according to claim 5, Features: A plurality of first stirring blades (11) are fixedly connected to the outer diameter of the first connecting column (10).

7. A feeding mechanism for an injection molding machine according to claim 1, Features: A second transmission rod (13) is fixedly connected to the inner diameter of the second driven bevel gear (12), and the second transmission rod (13) also rotates on the inner upper side of the support frame (7).

8. A feeding mechanism for an injection molding machine according to claim 7, Features: The second transmission rod (13) is also rotatably connected to the inside of the first transmission rod (9); the bottom end of the second transmission rod (13) is fixedly connected to a second connecting column (14), and a plurality of second stirring blades (15) are fixedly connected to the outer diameter of the second connecting column (14).

9. A feeding mechanism for an injection molding machine according to claim 1, Features: The top end of the heater (17) is fixedly connected to an electric box (18), and the electric box (18) transmits electric power to the heater (17) via a connecting line (19).

10. A feeding mechanism for an injection molding machine according to claim 9, Features: The bottom end of the heater (17) is also fixedly connected to a support plate (16), and the support plate (16) is fixedly connected to the outer diameter of the tank body (1).

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