Silicone rubber mixing equipment

Abstract

The utility model discloses silicone rubber mixing equipment which comprises a mixing box, a feed hopper is arranged at the top of the mixing box, and an upper chamber and a lower chamber are arranged in the mixing box; two crushing rollers which rotate relatively are arranged in the upper chamber; a mixing bin is arranged in the lower cavity, a conveying pipe is communicated between the upper cavity and the mixing bin, two mixing rollers which rotate relatively are arranged in the mixing bin, and a discharging pipe is connected to the top of the mixing bin; a sealing door rotationally connected with the mixing bin is arranged above the discharging pipe, and an opening and closing mechanism is arranged between the sealing door and the discharging pipe. According to the utility model, the crushing rollers are arranged in the upper chamber of the mixing box, so that silicon rubber raw materials can be preliminarily crushed, the granularity of the silicon rubber raw materials is reduced, and subsequent more sufficient mixing is facilitated; the two mixing rollers in the mixing bin can be used for efficiently mixing silicone rubber, so that the mixing effect and quality are improved; the sealing door and the opening and closing mechanism are arranged, so that the sealing performance of the mixing bin in the mixing process is ensured.

Description

Technical Field

[0001] This utility model relates to the field of mixing equipment technology, specifically to a silicone rubber mixing equipment. Background Technology

[0002] Mixing is the process of combining raw rubber or plasticized raw rubber with compounding agents using a rubber mixing mill. It is the most important production process in rubber processing. Mixing refers to the addition of various compounding agents, such as fillers, reinforcing agents, accelerators, vulcanizing agents, antioxidants, and scorch inhibitors, to raw rubber or plastic rubber to improve the physical and mechanical properties of rubber products, improve processing and molding processes, and reduce production costs. Traditional silicone rubber mixing equipment is often single-function, only capable of mixing. However, silicone rubber raw materials usually have large particles before mixing, which affects the mixing effect and quality.

[0003] Based on the above, this utility model proposes a silicone rubber mixing equipment, which can effectively solve the above problems. Utility Model Content

[0004] The purpose of this invention is to provide a silicone rubber mixing device. This silicone rubber mixing device provides a method for preliminary crushing of silicone rubber raw materials by installing a crushing roller in the upper chamber of the mixing chamber, reducing the particle size and facilitating more thorough mixing in subsequent processes. Two mixing rollers within the mixing chamber efficiently mix the silicone rubber, improving the mixing effect and quality. The sealing door and opening / closing mechanism ensure the sealing of the mixing chamber during the mixing process.

[0005] This utility model is achieved through the following technical solution:

[0006] A silicone rubber mixing device includes a mixing box with a feeding hopper at the top. The mixing box has an upper chamber and a lower chamber inside. The upper chamber has two relatively rotating crushing rollers. The lower chamber has a mixing bin inside. A conveying pipe connects the upper chamber and the mixing bin. The mixing bin has two relatively rotating mixing rollers inside. The top of the mixing bin is connected to a discharge pipe, which is fixedly connected to the bottom of the mixing box. A sealing door, rotatably connected to the mixing bin, is located above the discharge pipe. An opening and closing mechanism is provided between the sealing door and the discharge pipe.

[0007] According to the above technical solution, as a further preferred technical solution, the opening and closing mechanism includes a cylinder fixed on the discharge pipe, the telescopic end of the cylinder is connected to a first rotating seat, the first rotating seat is rotatably connected to one end of a connecting rod, the other end of the connecting rod is rotatably connected to a second rotating seat, and the second rotating seat is fixedly connected to the lower surface of the sealing door.

[0008] According to the above technical solution, as a further preferred technical solution, one end of the sealing door is rotatably connected to the mixing chamber via a rotating shaft, and a notch is provided on the top of the side of the sealing door away from the rotating shaft. The mixing chamber is provided with a protrusion that cooperates with the notch.

[0009] According to the above technical solution, as a further preferred technical solution, the outer wall of the mixing box is provided with a control panel.

[0010] According to the above technical solution, as a further preferred technical solution, multiple support feet are respectively provided on both sides of the mixing box.

[0011] Compared with the prior art, this utility model has the following advantages and beneficial effects:

[0012] This utility model provides a silicone rubber mixing equipment. By installing a crushing roller in the upper chamber of the mixing box, the silicone rubber raw material can be initially crushed to reduce its particle size, which is beneficial for more thorough mixing in the later stage. The two mixing rollers in the mixing chamber can efficiently mix the silicone rubber, improving the mixing effect and quality. The setting of the sealing door and opening and closing mechanism ensures the sealing of the mixing chamber during the mixing process. Attached Figure Description

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 for Figure 1 A magnified view of part A. Detailed Implementation

[0015] To enable those skilled in the art to better understand the technical solution of this utility model, the preferred embodiments of this utility model are described below in conjunction with specific examples. However, it should be understood that the accompanying drawings are for illustrative purposes only and should not be construed as limiting this patent. For better illustration of this embodiment, some components in the drawings may be omitted, enlarged, or reduced, and do not represent the actual product dimensions. It is understandable that some well-known structures and their descriptions may be omitted in the drawings for those skilled in the art. The positional relationships described in the drawings are for illustrative purposes only and should not be construed as limiting this patent.

[0016] A silicone rubber mixing device includes a mixing box 1, a feeding hopper 2 at the top of the mixing box 1, an upper chamber 3 and a lower chamber 4 inside the mixing box 1; two relatively rotating crushing rollers 5 are arranged in the upper chamber 3; a mixing bin 6 is arranged inside the lower chamber 4; a conveying pipe 7 connects the upper chamber 3 and the mixing bin 6; two relatively rotating mixing rollers 8 are arranged inside the mixing bin 6; a discharge pipe 9 is connected to the top of the mixing bin 6 and is fixedly connected to the bottom of the mixing box 1; a sealing door 10 is arranged above the discharge pipe 9 and is rotatably connected to the mixing bin 6; an opening and closing mechanism is provided between the sealing door 10 and the discharge pipe 9.

[0017] This invention uses a crushing roller 5 installed in the upper chamber 3 of the mixing box 1 to initially crush the silicone rubber raw material, making its particle size smaller, which is beneficial for more thorough mixing in the later stage; the two mixing rollers 8 in the mixing chamber 6 can efficiently mix the silicone rubber, improving the mixing effect and quality; the setting of the sealing door 10 and the opening and closing mechanism ensures the sealing of the mixing chamber 6 during the mixing process.

[0018] Furthermore, in another embodiment, the opening and closing mechanism includes a cylinder 11 fixed on the discharge pipe 9. The telescopic end of the cylinder 11 is connected to a first rotating seat 12. The first rotating seat 12 is rotatably connected to one end of a connecting rod 13. The other end of the connecting rod 13 is rotatably connected to a second rotating seat 14. The second rotating seat 14 is fixedly connected to the lower surface of the sealing door 10.

[0019] By setting up an opening and closing mechanism, the sealing door 10 can be automatically opened and closed through the interaction of the cylinder 11, the first rotating seat 12, the connecting rod 13 and the second rotating seat 14, thereby improving the automation level and ease of operation of the equipment.

[0020] Furthermore, in another embodiment, one end of the sealing door 10 is rotatably connected to the mixing chamber 6 via a rotating shaft 15, and a notch 16 is provided on the top of the side of the sealing door 10 away from the rotating shaft 15, and the mixing chamber 6 is provided with a protrusion 17 that cooperates with the notch 16.

[0021] By setting a rotating shaft at one end of the sealing door 10 and rotating it to the mixing chamber 6, the flexibility of opening and closing the sealing door 10 is ensured; at the same time, the notch 16 and the protrusion 17 prevent the sealing door 10 from rotating excessively and increase the sealing performance after closing.

[0022] Furthermore, in another embodiment, a control panel 18 is provided on the outer wall of the mixing box 1.

[0023] By setting up a control panel, operators can easily control and monitor the equipment, and adjust its operating parameters, such as the speed of the crushing roller and the mixing roller, and the operation of the opening and closing mechanism, thereby improving the ease of operation and intelligence of the equipment.

[0024] Furthermore, in another embodiment, a plurality of support feet 19 are provided on both sides of the mixing box 1.

[0025] By setting multiple support feet 19, stable support is provided for the mixing box 1.

[0026] Based on the description and drawings of this utility model, those skilled in the art can easily manufacture or use the silicone rubber mixing equipment of this utility model, and can produce the positive effects described in this utility model.

[0027] Unless otherwise specified, in this utility model, terms such as "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," and "circumferential" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the terms used to describe orientation or positional relationships in this utility model are for illustrative purposes only and should not be construed as limiting this patent. For those skilled in the art, the specific meaning of the above terms can be understood in conjunction with the accompanying drawings and according to the specific circumstances.

[0028] Unless otherwise expressly specified and limited, the terms "set up," "connected," and "linked" in this utility model should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0029] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Any simple modifications or equivalent changes made to the above embodiments based on the technical essence of the present utility model shall fall within the protection scope of the present utility model.

Claims

1. A silicone rubber mixing equipment, characterized in that: The system includes a mixing box (1), a feeding hopper (2) at the top of the mixing box (1), an upper chamber (3) and a lower chamber (4) inside the mixing box (1); two relatively rotating crushing rollers (5) are installed in the upper chamber (3); a mixing bin (6) is installed inside the lower chamber (4); a conveying pipe (7) connects the upper chamber (3) and the mixing bin (6); two relatively rotating mixing rollers (8) are installed inside the mixing bin (6); a discharge pipe (9) is connected to the top of the mixing bin (6); the discharge pipe (9) is fixedly connected to the bottom of the mixing box (1); a sealing door (10) is installed above the discharge pipe (9) and is rotatably connected to the mixing bin (6); an opening and closing mechanism is provided between the sealing door (10) and the discharge pipe (9).

2. The silicone rubber mixing equipment according to claim 1, characterized in that: The opening and closing mechanism includes a cylinder (11) fixed on the discharge pipe (9). The telescopic end of the cylinder (11) is connected to a first rotating seat (12). The first rotating seat (12) is rotatably connected to one end of a connecting rod (13). The other end of the connecting rod (13) is rotatably connected to a second rotating seat (14). The second rotating seat (14) is fixedly connected to the lower surface of the sealing door (10).

3. The silicone rubber mixing equipment according to claim 1, characterized in that: One end of the sealing door (10) is rotatably connected to the mixing chamber (6) via a rotating shaft (15). A notch (16) is provided on the top of the side of the sealing door (10) away from the rotating shaft (15). The mixing chamber (6) is provided with a protrusion (17) that cooperates with the notch (16).

4. The silicone rubber mixing equipment according to claim 1, characterized in that: The mixing box (1) is equipped with a control panel (18) on its outer wall.

5. The silicone rubber mixing equipment according to claim 1, characterized in that: The mixing box (1) is provided with multiple support feet (19) on both sides.

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