CN220348782U

CN220348782U - Rotor structure for continuous mixing mill

Info

Publication number: CN220348782U
Application number: CN202322032360.7U
Authority: CN
Inventors: 肖洪发
Original assignee: Xiamen Xingsanli Rubber Co ltd
Current assignee: Xiamen Xingsanli Rubber Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-01-16
Anticipated expiration: 2033-07-31

Abstract

The utility model discloses a rotor structure for a continuous mixing mill, which comprises two rotor units, wherein the two rotor units are arranged in a shell, each rotor unit comprises a front conveying section, an extrusion section and a rear conveying section, the inside of each rotor unit is of a cavity structure, the cavity structure is a fluid cavity, the front end of the fluid cavity is connected with a liquid inlet pipe, and the rear end of the fluid cavity is connected with a liquid outlet pipe. The utility model has the beneficial effects that: the three-section design is adopted, the three-section design comprises a front conveying section, an extrusion section and a rear conveying section, the materials enter the internal mixing chamber and then are premixed through the conveying function of the front conveying section, then the mixing effect of the extrusion section is achieved, finally the materials are conveyed and discharged through the rear conveying section, the mixing effect in the whole process is good, and blocking is not easy to occur; the hollow structure is characterized in that a fluid cavity is formed in the hollow structure, and circulating fluid is introduced to heat the rotor so as to control the temperature of the rotor and strengthen the mixing effect.

Description

Rotor structure for continuous mixing mill

Technical Field

The utility model relates to a rotor structure for a continuous mixing mill, and belongs to the technical field of mixing mills.

Background

The mixing mill is used for mixing raw rubber and compounding agent, and can plasticate natural rubber. The mixer is divided into an open mixer and an internal mixer. The internal mixer is a machine which is provided with a pair of rotors which are of specific shape and relatively rotate, plasticates and mixes polymer materials in a clearance way under the closed state of adjustable temperature and pressure, and mainly comprises a banburying chamber, the rotors, a rotor sealing device, a feeding and pressing device, a discharging device, a transmission device, a stand and the like. Wherein the rotor is an important part of the internal mixer, the structure of which determines the mixing effect.

The existing rotor structure is characterized in that an extrusion structure is arranged at the upper part of the rotor structure, mixing is realized through rotation, materials are directly extruded and mixed after entering a honey mixing chamber, and then are directly discharged after mixing, so that the conditions of incomplete mixing and material blockage often occur.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a rotor structure for a continuous mixing mill, which adopts a three-section design and comprises a front conveying section, an extrusion section and a rear conveying section, and has good mixing effect and difficult occurrence of blocking.

The utility model is realized by the following scheme: the utility model provides a rotor structure for continuous mixing mill, includes two rotor unit, two rotor unit all sets up in the casing, every rotor unit all includes preceding delivery segment, extrusion section and back delivery segment, every rotor unit's inside is cavity structure, and this cavity structure is the fluid chamber, the feed liquor pipe is connected to the front end in fluid chamber, and the drain pipe is connected to the rear end.

The two rotor units are arranged in parallel in the housing.

The structure of the two rotor units is symmetrical.

The front conveying section and the rear conveying section are both of threaded structures.

The extrusion section is of an S-shaped structure.

The screw thread structures of the front conveying sections of the two rotor units are distributed in a crossed mode.

The thread structures of the rear conveying sections of the two rotor units are distributed in a crossed mode.

The liquid inlet pipe and the liquid outlet pipe pass through the shell.

The upper end of the shell is connected with the feed hopper, and the lower end is connected with the discharge port.

Both of said rotor units are connected to the motor.

The beneficial effects of the utility model are as follows:

1. the rotor structure for the continuous mixing mill adopts a three-section design, comprises a front conveying section, an extrusion section and a rear conveying section, wherein materials enter a banburying chamber and then are premixed through the conveying function of the front conveying section, then the mixing effect of the extrusion section is achieved, finally the materials are conveyed and discharged through the rear conveying section, the mixing effect in the whole process is good, and blockage is not easy to occur;

2. the rotor structure for the continuous mixing mill is a hollow structure, the interior of the rotor structure is provided with a fluid cavity, and circulating fluid is introduced to heat the rotor so as to control the temperature of the rotor and strengthen the mixing effect.

Drawings

FIG. 1 is a schematic plan view of a rotor structure for a continuous kneading machine according to the present utility model.

FIG. 2 is a schematic cross-sectional elevation view of a rotor structure for a continuous kneading machine according to the present utility model.

FIG. 3 is a schematic side view of a rotor structure for a continuous kneading machine according to the present utility model.

FIG. 4 is a schematic diagram showing the operational state of a rotor structure for a continuous kneading machine according to the present utility model.

In the figure: 1 is a rotor unit, 2 is a shell, 3 is a front conveying section, 4 is an extrusion section, 5 is a rear conveying section, 6 is a fluid cavity, 7 is a liquid inlet pipe, 8 is a liquid outlet pipe, 9 is a feed hopper, 10 is a discharge port, and 11 is a motor.

Detailed Description

The utility model is further described in connection with fig. 1-4, but the scope of the utility model is not limited to this.

Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, the words "inner" and "outer" refer to directions toward or away from a geometric center of a particular component, respectively, and the drawings are in a very simplified form and all use non-precise ratios for convenience and clarity only to aid in explaining embodiments of the present utility model.

In the following description, well-known functions and constructions are not described in detail for clarity of understanding, since they would obscure the utility model with unnecessary detail, it is to be understood that in the development of any actual embodiment, numerous implementation details must be made to achieve the developer's specific goals, such as compliance with system-related or business-related constraints, that will vary from one embodiment to another, and that will be appreciated that such a development effort may be complex and time-consuming, but will be merely routine for one of ordinary skill in the art.

Example 1

The utility model provides a rotor structure for continuous mixing mill, including two rotor unit 1, two rotor unit 1 all set up in casing 2, every rotor unit 1 all includes preceding conveying section 3, extrusion section 4 and back conveying section 5, two rotor unit 1 parallel arrangement in casing 2, the structure of two rotor unit 1 is symmetrical, preceding conveying section 3 and back conveying section 5 are the helicitic texture, extrusion section 4 is S-shaped structure, the helicitic texture cross distribution of preceding conveying section 3 of two rotor unit 1, the helicitic texture cross distribution of the back conveying section 5 of two rotor unit 1, feed hopper 9 is connected to the upper end of casing 2, discharge gate 10 is connected to the lower extreme, two rotor unit 1 all are connected to motor 11, motor 11 is servo motor, motor 11 drives rotor unit 11 and rotates.

The material enters the banburying chamber and then is conveyed by the front conveying section to have the premixing effect, then is mixed by the mixing effect of the extrusion section, and finally is conveyed by the rear conveying section to be discharged, so that the mixing effect in the whole process is good, and blocking is not easy to occur.

Example two

Further, on the basis of the first embodiment, the inside of each rotor unit 1 is a cavity structure, the cavity structure is a fluid cavity 6, the front end of the fluid cavity 6 is connected with a liquid inlet pipe 7, the rear end is connected with a liquid outlet pipe 8, and the liquid inlet pipe 7 and the liquid outlet pipe 8 penetrate through the shell 2. By introducing high-temperature fluid from the liquid inlet pipe 7, the rotor unit 1 is heated by the high-temperature fluid in the fluid cavity 6, so that materials in the banburying chamber are heated, and the high-temperature banburying effect is better.

While the utility model has been described and illustrated in considerable detail, it should be understood that modifications and equivalents to the above-described embodiments will become apparent to those skilled in the art, and that such modifications and improvements may be made without departing from the spirit of the utility model.

Claims

1. The utility model provides a rotor structure for continuous mixing mill, its characterized in that includes two rotor unit (1), two rotor unit (1) all set up in casing (2), every rotor unit (1) all include preceding conveying section (3), extrusion section (4) and back conveying section (5), every rotor unit (1) inside is cavity structure, and this cavity structure is fluid chamber (6), feed liquor pipe (7) are connected to the front end in fluid chamber (6), drain pipe (8) are connected to the rear end.

2. A rotor structure for a continuous mixer according to claim 1, characterized in that two of said rotor units (1) are arranged in parallel within said housing (2).

3. A rotor structure for a continuous mixer according to claim 1, characterized in that the structure of two of said rotor units (1) is symmetrical.

4. A rotor structure for a continuous mixer according to claim 1, characterized in that the front conveying section (3) and the rear conveying section (5) are both screw-threaded.

5. A rotor structure for a continuous mixer according to claim 1, characterized in that the extrusion section (4) has an S-shaped structure.

6. A rotor structure for a continuous mixer according to claim 1, characterized in that the screw structures of the front conveying sections (3) of the two rotor units (1) are distributed crosswise.

7. A rotor structure for a continuous mixer according to claim 1, characterized in that the screw structures of the rear conveying sections (5) of the two rotor units (1) are distributed crosswise.

8. A rotor structure for a continuous mixer according to claim 1, characterized in that the inlet pipe (7) and the outlet pipe (8) pass through the housing (2).

9. A rotor structure for a continuous mixing mill according to claim 1, characterized in that the upper end of the housing (2) is connected to a feed hopper (9) and the lower end is connected to a discharge port (10).

10. A rotor structure for a continuous mixer according to claim 1, characterized in that both rotor units (1) are connected to a motor (11).