CN218019480U

CN218019480U - Plastic compounding agitating unit

Info

Publication number: CN218019480U
Application number: CN202221688659.7U
Authority: CN
Inventors: 徐亚华; 徐国栋
Original assignee: Yancheng Shenghua Plastic Technology Co ltd
Current assignee: Yancheng Shenghua Plastic Technology Co ltd
Priority date: 2022-07-02
Filing date: 2022-07-02
Publication date: 2022-12-13
Anticipated expiration: 2032-07-02

Abstract

The utility model discloses a plastic mixing and stirring device, which comprises a mixing drum, a feeding drum, a driving mechanism, a spiral conveying shaft and a stirring mechanism, wherein the feeding drum is coaxially arranged in the mixing drum, the upper end of the feeding drum is arranged at intervals with the top of the mixing drum, and the lower end of the feeding drum extends out of the bottom of the mixing drum; the driving mechanism comprises a driving motor and a rotating disc; the spiral conveying shaft is arranged in the feeding cylinder and fixedly connected with the center of the rotating disc; the stirring mechanism is arranged on the outer side of the feeding cylinder and is fixedly connected with the edge of the rotating disc. The feeding barrel is arranged at the bottom of the stirring barrel, and the spiral conveying shaft is arranged in the feeding barrel, so that automatic feeding of the stirring device is realized, the feeding efficiency is improved, and the labor cost is reduced; through with rabbling mechanism and defeated axle fixed connection of spiral, material loading and stirring function can be realized simultaneously to single driving motor, have reduced the manufacturing cost of equipment, have also reduced the area of equipment, have reduced the cost of transportation.

Description

Plastic compounding agitating unit

Technical Field

The utility model relates to a plastic production technical field especially relates to a plastic compounding agitating unit.

Background

In the field of plastic product production, in order to facilitate raw material purchase and stock and universality, plastic product manufacturers generally purchase monomer plastic particles, and during production, according to customer requirements, additives such as fillers, plasticizers, stabilizers, lubricants, pigments and the like are added into the monomer plastic particles according to a certain proportion and mixed, so that plastic products with different colors and properties are produced.

However, in the process of implementing the technical solution of the present invention in the embodiment of the present application, the inventors of the present application find that the above-mentioned technology has at least the following problems:

the existing plastic mixing and stirring device mostly adopts manual feeding, the feeding mode is not only low in efficiency, but also needs a large amount of labor force, and the labor cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a to solve the technical problem who mentions in the background art, the utility model discloses an aim at is realized through following technical scheme:

a plastic mixing and stirring device comprises a stirring cylinder, a feeding cylinder, a driving mechanism, a spiral conveying shaft and a stirring mechanism, wherein the feeding cylinder is coaxially and concentrically arranged in the stirring cylinder, the upper end of the feeding cylinder and the top of the stirring cylinder are arranged at intervals, the lower end of the feeding cylinder extends out of the bottom of the stirring cylinder, the stirring cylinder is obliquely arranged, and the lower end of the side wall of the stirring cylinder is provided with a discharge hole; the driving mechanism comprises a driving motor and a rotating disc, the driving motor is fixedly arranged at the top of the mixing drum, the rotating disc is arranged between the top of the mixing drum and the feeding drum, and an output shaft of the driving motor penetrates through the mixing drum to be connected with the center of the rotating disc; the spiral conveying shaft is arranged in the feeding cylinder and fixedly connected with the center of the rotating disc; the stirring mechanism is arranged on the outer side of the feeding cylinder and is fixedly connected with the edge of the rotating disc.

Furthermore, a feed inlet is formed in the upper side of the lower end of the feed cylinder, and a feed hopper is installed at the feed inlet.

Further, the stirring mechanism comprises stirring shafts and stirring blades, the two stirring shafts are symmetrically fixed on the edge of the rotating disc, the stirring blades are helical blades, and the stirring blades are wound between the two stirring shafts.

Further, the spiral blade is the same as the spiral direction of the spiral conveying shaft.

Furthermore, the tail end of the stirring shaft is provided with a scraper which is attached to the inner wall of the stirring cylinder.

Further, a cover plate is detachably arranged at the discharge port.

The technical scheme provided by the embodiment of the application at least has the following technical effects or advantages:

1. the feeding barrel is arranged at the bottom of the stirring barrel, and the spiral conveying shaft is arranged in the feeding barrel, so that automatic feeding of the stirring device is realized, the feeding efficiency is improved, and the labor cost is reduced;

2. through with rabbling mechanism and defeated axle fixed connection of spiral, material loading and stirring function can be realized simultaneously to single driving motor, have reduced the manufacturing cost of equipment, have also reduced the area of equipment, have reduced the cost of transportation.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a perspective view of a stirring apparatus according to an embodiment;

FIG. 2 is a schematic structural view of a stirring device according to an embodiment;

FIG. 3 is a schematic view of the connection of the screw conveying shaft, the stirring mechanism and the rotating disk according to the embodiment.

Identified in the attached figures: 1. a mixing drum; 11. a top plate; 12. a discharge port; 2. a feeding cylinder; 21. a feed inlet; 3. a drive mechanism; 31. a drive motor; 32. rotating the disc; 4. a screw conveying shaft; 5. a stirring mechanism; 51. a stirring shaft; 52. a stirring blade; 6. a hopper; 7. and a scraper.

Detailed Description

For better understanding of the above technical solutions, the following detailed descriptions will be made in conjunction with the accompanying drawings and the detailed description of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The plastic mixing and stirring device shown in fig. 1-3 comprises a stirring cylinder 1, a feeding cylinder 2, a driving mechanism 3, a spiral conveying shaft 4 and a stirring mechanism 5. The feeding cylinder 2 is coaxially arranged in the mixing cylinder 1, the driving mechanism 3 is arranged outside the mixing cylinder 1, the spiral conveying shaft 4 is arranged in the feeding cylinder 2, the mixing mechanism 5 is arranged between the feeding cylinder 2 and the mixing cylinder 1, and the spiral conveying shaft 4 and the mixing mechanism 5 are both connected with the driving mechanism 3.

Specifically, as shown in fig. 1 and 2, the mixing drum 1 is a cylindrical casing formed by welding steel plates, a top plate 11 is welded to the top of the mixing drum 1, and a discharge port 12 is opened in the bottom side surface of the mixing drum 1. The feeding cylinder 2 is a cylinder with a lower end sealed and formed by welding steel plates, the feeding cylinder 2 is coaxially and concentrically arranged in the stirring cylinder 1, a gap is reserved between the upper end of the feeding cylinder 2 and a top plate of the stirring cylinder 1, the lower end of the feeding cylinder 2 extends out of the bottom of the stirring cylinder 1, a feeding port 21 is formed in the side wall of the bottom of the feeding cylinder 2, and a feeding hopper 6 is arranged at the feeding port 21. Preferably, the mixing drum 1 is arranged at an inclination angle of 30-35 degrees with the ground, and the lower end of the mixing drum 1 is provided with an inclined plane, so that the discharge direction of the discharge port 12 is vertically downward, and smooth outflow of plastic particles is facilitated. A cover plate (not shown) is detachably mounted at the discharge port 12, and the discharge port 12 is sealed by the cover plate during operation.

As shown in fig. 2 and 3, the conveying screw shaft 4 is rotatably mounted in the feed cylinder 2, the lower end of the conveying screw shaft 4 is mounted at the bottom of the feed cylinder 2 through a bearing block, and the upper end of the conveying screw shaft 4 is mounted on the top plate 11 of the mixing cylinder 1 through a bearing block. The driving mechanism 3 comprises a driving motor 31 and a rotating disc 32, the driving motor 31 is fixedly installed on the top plate 11 of the mixing drum 1 through bolts, and the spiral conveying shaft 4 penetrates through the top plate 11 and is connected with an output shaft of the driving motor 31. The rotating disc 32 is sleeved on the spiral conveying shaft 4, and the rotating disc 32 is positioned between the top plate of the mixing drum 2 and the upper end of the feeding drum 2. Wherein, the radius of the rotating disc 32 is larger than the radius of the feeding cylinder 2 and smaller than the inner diameter of the mixing cylinder 1, and the length of the blades on the spiral conveying shaft 4 is larger than the length of the feeding cylinder 2, thereby conveying the plastic particles into the mixing cylinder 1.

The stirring mechanism 5 comprises stirring shafts 51 and stirring blades 52, wherein the two stirring shafts 51 are symmetrically welded and fixed on two sides of the rotating disc 32, the spiral stirring blades 52 are welded and fixed on the two stirring shafts 51, and the spiral directions of the stirring blades 52 and the spiral conveying shaft 4 are the same. The scraper 7 is installed at the tail end of one stirring shaft 51, the scraper 7 is attached to the inner wall of the stirring cylinder 1, and the scraping radius of the scraper 7 covers the position of the discharge port 12.

The utility model discloses a theory of operation does:

adding plastic particles and an additive into a hopper in a closed state of a cover plate of a mixing drum, starting a driving motor to drive a spiral conveying shaft to rotate, conveying the plastic particles and the additive to the top of the mixing drum, sliding down to the bottom along the side wall of the mixing drum, and completing primary mixing and stirring in the conveying process; the stirring mechanism continuously upwards stirs the plastic particles and the additives at the bottom of the stirring cylinder to realize full mixing; and then the cover plate is opened, the stirring motor is driven to rotate reversely, and the mixed plastic particles in the stirring cylinder are pushed out from the discharge hole, so that the stirring operation is completed. The plastic particles at the bottom of the stirring cylinder can be scraped clean by the scraper on the stirring shaft, so that the existence of residues is avoided.

The technical scheme in the embodiment of the application at least has the following technical effects or advantages:

2. through with rabbling mechanism and spiral transmission axle fixed connection, single driving motor can realize material loading and stirring function simultaneously, has reduced the manufacturing cost of equipment, has also reduced the area occupied by equipment, has reduced the cost of transportation.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element in question must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plastic compounding agitating unit which characterized in that includes:

the stirring device comprises a stirring drum, a feeding drum is coaxially and concentrically arranged in the stirring drum, the upper end of the feeding drum and the top of the stirring drum are arranged at intervals, the lower end of the feeding drum extends out of the bottom of the stirring drum, the stirring drum is obliquely arranged, and the lower end of the side wall of the stirring drum is provided with a discharge hole;

the driving mechanism comprises a driving motor and a rotating disc, the driving motor is fixedly installed at the top of the mixing drum, the rotating disc is installed between the top of the mixing drum and the feeding drum, and an output shaft of the driving motor penetrates through the mixing drum and is connected with the center of the rotating disc;

the spiral conveying shaft is arranged in the feeding cylinder and fixedly connected with the center of the rotating disc;

the stirring mechanism is installed on the outer side of the feeding cylinder and is fixedly connected with the edge of the rotary disc.

2. A plastic mixing and stirring device as claimed in claim 1, wherein a feed inlet is provided at an upper side of a lower end of the feed cylinder, and a feed hopper is provided at the feed inlet.

3. The plastic mixing and stirring device as claimed in claim 1, wherein the stirring mechanism comprises a stirring shaft and stirring blades, the two stirring shafts are symmetrically fixed on the edge of the rotating disk, the stirring blades are helical blades, and the stirring blades are wound between the two stirring shafts.

4. A plastic compounding mixing apparatus as claimed in claim 3, wherein said helical blade is helical in the same direction as said auger shaft.

5. A plastic mixing and stirring device as claimed in claim 3, wherein a scraper is mounted at the end of the stirring shaft, and the scraper is attached to the inner wall of the stirring drum.

6. A plastic compounding mixing apparatus as claimed in claim 1, wherein said outlet is removably fitted with a cover plate.