CN220614858U - Extruder convenient for mixing materials - Google Patents

Abstract

The utility model belongs to the technical field of extruders, and discloses an extruder convenient for mixing materials, which comprises an extruder main body and a feeding hopper, wherein the upper side of a conveying cylinder of the extruder main body is communicated with the feeding hopper through a connecting channel; the inside rear side of connecting channel rotates and is equipped with the pivot, and one side fixed mounting of pivot has the plectrum, and protective housing and drive assembly are installed in the outside of connecting channel, and the one end of pivot stretches into the protective housing, and the pivot tip fixed mounting that is located the protective housing is inside has the gear, and the inside upper side of protective housing slides and installs the rack, rack and gear engagement assembly, and the lower extreme of rack stretches out the protective housing, and the lower extreme and the drive assembly of rack are connected and are assembled. The driving component can repeatedly move the racks, and can repeatedly swing the rotating shaft after being driven by gears with different outer diameters, so that the stirring piece can be continuously and differently swung, stirring treatment is carried out on the bottoms of the passing materials, the uniformity of material mixing is ensured, and the quality of plastic products is ensured.

Description

Extruder convenient for mixing materials

Technical Field

The application belongs to the technical field of extruders, and specifically relates to an extruder convenient for material mixing.

Background

The mixed raw material particles form materials, the materials enter the extruder from the feeding hopper through the feeder, are conveyed forward under the rotation of the screw rod, and are melted through the heating of the conveying cylinder, the shearing and compression effects brought by the screw rod, and then the plastic products can be obtained through continuous molding and cooling through the mouth die with a certain shape.

Because of the granularity difference of different raw materials, from the in-process of mixing machine transport to the income hopper, the less raw materials of granularity deposit downwards easily, when using in the transport section of thick bamboo of extruder, take place the inhomogeneous condition of material easily, consequently, in order to guarantee that the material is still mixed evenly when the extruder is used, we propose an extruder convenient to material mixing.

Disclosure of Invention

The utility model aims at solving the problems and provides an extruder convenient for mixing materials, wherein the bottom of the materials is continuously stirred before the materials enter a conveying cylinder of the extruder, so that the uniformity of material mixing is ensured, and the quality of plastic products is ensured.

The extruder convenient for mixing materials comprises an extruder main body and a feeding hopper, wherein the upper side of a conveying cylinder of the extruder main body is communicated and assembled with the feeding hopper through a connecting channel; the inside rear side of connecting channel rotates and is equipped with the pivot, one side fixed mounting of pivot has the plectrum, protective housing and drive assembly are installed in the outside of connecting channel, the one end of pivot stretches into the protective housing, is located the inside pivot tip fixed mounting of protective housing has the gear, the inside upper side sliding mounting of protective housing has the rack, rack and gear engagement assembly, the protective housing is visited to the lower extreme of rack, the lower extreme and the drive assembly of rack are connected and are assembled.

Further, the connecting channel is obliquely arranged, and the feeding hopper is positioned at the rear side of the extruder main body.

Further, a linear guide rail is fixedly arranged on the upper side of the inside of the protective box, and a sliding block of the linear guide rail is fixedly assembled with the rack.

Further, the number of the rotating shafts is 2 to 4 which are uniformly distributed along the rear side wall of the connecting channel from top to bottom.

Further, the outer diameter of the gear sequentially decreases from top to bottom.

Further, the swinging angle between the lowest toggle piece and the horizontal plane is +.alpha.the range of the +.alpha.is 15-75 degrees.

Optionally, the drive assembly includes electric jar and connecting rod, the outside fixed mounting of connecting channel has the electric jar, the push rod of electric jar passes through the connecting rod and the lower extreme fixed assembly of rack.

Optionally, the drive assembly includes gear motor, carousel and transfer line, gear motor is fixed mounting in the outside of connecting channel, gear motor's output shaft fixed mounting has the carousel, the edge of carousel rotates the one end of installing the transfer line, the other end of transfer line rotates the assembly with the lower extreme of rack.

The utility model has the beneficial effects that:

the driving component can repeatedly move the rack, and can repeatedly swing the rotating shaft after being driven by gears with different outer diameters, so that the stirring piece can continuously swing in different amplitudes, the bottom of the passing material is stirred, the deposition of the raw materials with small granularity is avoided, the uniformity of material mixing is ensured, and the quality of plastic products is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic front view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the structure within the connecting channel of the present utility model;

FIG. 3 is a schematic view of a driving assembly according to a first embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a driving assembly adopting a second form of the present utility model.

In the figure: 1. the device comprises a connecting channel, a rotating shaft, a driving piece, a protective box, a gear, a rack, a linear guide rail, an electric cylinder, a transmission rod, a rotary table, a speed reducing motor, a feeding hopper and an extruder main body, wherein the connecting channel, the rotating shaft, the driving piece, the protective box, the gear, the rack and the linear guide rail are arranged in sequence, the electric cylinder and the transmission rod are arranged in sequence, and the rotary table is arranged in sequence, the speed reducing motor is arranged in sequence, and the feeding hopper is arranged in sequence, and the extruder main body is arranged in sequence.

Detailed Description

The present utility model will be described in detail below with reference to embodiments shown in the drawings. The embodiment is not intended to limit the scope of the utility model, and structural, methodological, or functional modifications made by one of ordinary skill in the art based on the embodiment are included in the scope of the utility model.

The utility model discloses an extruder convenient for mixing materials, which is shown in fig. 1-4, and comprises an extruder main body 13 and a feeding hopper 12, wherein the upper side of a conveying cylinder of the extruder main body 13 is communicated with the feeding hopper 12 through a connecting channel 1, and the mixed materials can be put into the feeding hopper 12 through a feeder and enter the conveying cylinder of the extruder main body 13 through the connecting channel 1.

As shown in fig. 3, a rotating shaft 2 is rotatably assembled at the rear side of the inside of the connecting channel 1, a stirring piece 3 is fixedly installed at one side of the rotating shaft 2, a protective box 4 and a driving component are installed at the outer side of the connecting channel 1, one end of the rotating shaft 2 stretches into the protective box 4, a gear 5 is fixedly installed at the end part of the rotating shaft 2 positioned in the protective box 4, a rack 6 is slidingly installed at the upper side of the inside of the protective box 4, the rack 6 is meshed with the gear 5 and assembled, the lower end of the rack 6 stretches out of the protective box 4, and the lower end of the rack 6 is connected with the driving component and assembled; the driving component can repeatedly translate the racks 6, so that each gear 5 is rotated, the stirring piece 3 can be repeatedly swung after being driven by the rotating shaft 2, and stirring treatment is carried out on the bottom of the input material; the protection box 4 can isolate and protect the internal gear 5 and rack 6 structures, and can avoid damage caused by false collision.

Specifically, as shown in fig. 2, the connection channel 1 is obliquely arranged, and the feeding hopper 12 is positioned at the rear side of the extruder main body 13, so that the fed material falls on the stirring sheet 3 first, and then is continuously conveyed into the conveying cylinder of the extruder main body 13.

The upper side of the inside of the protective box 4 is fixedly provided with a linear guide rail 7, a sliding block of the linear guide rail 7 is fixedly assembled with the rack 6, the linear guide rail 7 is mainly an existing part consisting of a guide rail and the sliding block which is slidingly assembled on the guide rail, the stability of the movement of the rack 6 can be ensured through the linear guide rail 7, and the friction force during the movement is low.

The pivot 2 is along connecting channel 1 back lateral wall from last to down evenly distributed's 2 to 4, guarantees that wobbling stirring piece 3 can satisfy the user demand of stirring the material bottom.

As shown in fig. 3, the outer diameters of the gears 5 decrease sequentially from top to bottom, when the racks 6 move each gear 5 in a meshing manner, the rotating shaft 2 can swing the toggle piece 3 to different angles due to different outer diameters of the gears 5, when the racks 6 move the same distance, the upper toggle piece 3 swings at a smaller angle due to a larger outer diameter of the gears 5, and the lower toggle piece 3 swings at a larger angle due to a smaller outer diameter of the gears 5.

The swing angle between the lowest toggle piece 3 and the horizontal plane is < alpha, the range of the < alpha is 15-75 degrees, the swing range of the lowest toggle piece 3 is maximum, the swing range of the upper toggle piece 3 is sequentially reduced, and the toggle piece 3 with different swing amplitudes can promote the toggle effect on the bottom of a material.

Alternative forms of drive assembly:

in the first form, as shown in fig. 3, the driving assembly comprises an electric cylinder 8 and a connecting rod, the electric cylinder 8 is fixedly arranged on the outer side of the connecting channel 1, and a push rod of the electric cylinder 8 is fixedly assembled with the lower end of the rack 6 through the connecting rod; the electric cylinder 8 can repeatedly extend and retract the push rod and can repeatedly move the rack 6 after being driven by the connecting rod.

In the second form, as shown in fig. 4, the driving assembly comprises a gear motor 11, a turntable 10 and a transmission rod 9, the gear motor 11 is fixedly arranged on the outer side of the connecting channel 1, the turntable 10 is fixedly arranged on an output shaft of the gear motor 11, one end of the transmission rod 9 is rotatably arranged on the edge of the turntable 10, and the other end of the transmission rod 9 is rotatably assembled with the lower end of the rack 6; the gear motor 11 can circumferentially rotate the rotary table 10, and the rack 6 can be repeatedly moved after being driven by the driving rod 9.

The working principle of the embodiment is as follows:

the electric cylinder 8 or the gear motor 11 in the driving assembly is electrically connected with a controller in a control cabinet of the extruder main body 13 through a wire; the extruder main body 13 melts the raw materials and then extrudes to produce plastic products, meanwhile, the driving component also works simultaneously, the raw materials are mixed by the mixer and then are put into the hopper 12 through the feeder, and enter the conveying cylinder of the extruder main body 13 through the connecting channel 1; the driving component can reciprocally swing the rack 6, and can swing the stirring piece 3 in different amplitude after being driven by the gears 5 with different outer diameter sizes, and the swinging amplitude of the stirring piece 3 which is closer to the lower side is larger, so that the bottom of passing materials can be stirred upwards, and the uniformity of material mixing is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment contains only one independent technical solution, and that such description is provided for clarity only, and that the technical solutions of the embodiments may be appropriately combined to form other embodiments that will be understood by those skilled in the art.

Claims (8)

1. The extruder convenient for mixing materials comprises an extruder main body (13) and a feeding hopper (12), and is characterized in that the upper side of a conveying cylinder of the extruder main body (13) is communicated and assembled with the feeding hopper (12) through a connecting channel (1); the inside rear side of connecting channel (1) rotates the assembly and is equipped with pivot (2), one side fixed mounting of pivot (2) has plectrum (3), protection box (4) and drive assembly are installed in the outside of connecting channel (1), the one end of pivot (2) stretches into protection box (4), is located inside pivot (2) tip fixed mounting of protection box (4) has gear (5), inside upper side sliding mounting of protection box (4) has rack (6), rack (6) and gear (5) meshing assembly, protection box (4) are visited to the lower extreme of rack (6), the lower extreme and the drive assembly of rack (6) are connected and are assembled.

2. Extruder facilitating the mixing of materials according to claim 1, characterized in that the connecting channel (1) is arranged obliquely and that the feeding hopper (12) is located at the rear side of the extruder body (13).

3. The extruder facilitating material mixing according to claim 1, wherein a linear guide rail (7) is fixedly arranged on the upper side of the interior of the protective box (4), and a sliding block of the linear guide rail (7) is fixedly assembled with the rack (6).

4. Extruder for facilitating the mixing of materials according to claim 1, characterized in that the number of spindles (2) is 2 to 4, which are evenly distributed from top to bottom along the rear side wall of the connecting channel (1).

5. Extruder facilitating the mixing of materials according to claim 4, characterized in that the outer diameter of the gear wheel (5) decreases in sequence from top to bottom.

6. The extruder for facilitating the mixing of materials according to claim 5, characterized in that the angle of oscillation between the lowest toggle piece (3) and the horizontal plane is +.α, which ranges from 15 ° to 75 °.

7. The extruder facilitating material mixing according to claim 1, wherein the driving assembly comprises an electric cylinder (8) and a connecting rod, the electric cylinder (8) is fixedly arranged on the outer side of the connecting channel (1), and a push rod of the electric cylinder (8) is fixedly assembled with the lower end of the rack (6) through the connecting rod.

8. The extruder convenient for material mixing according to claim 1, wherein the driving assembly comprises a gear motor (11), a rotary table (10) and a transmission rod (9), the gear motor (11) is fixedly arranged on the outer side of the connecting channel (1), the rotary table (10) is fixedly arranged on an output shaft of the gear motor (11), one end of the transmission rod (9) is rotatably arranged on the edge of the rotary table (10), and the other end of the transmission rod (9) is rotatably assembled with the lower end of the rack (6).