CN220464395U

CN220464395U - Banbury mixer of PVC plastic raw materials production

Info

Publication number: CN220464395U
Application number: CN202321858231.7U
Authority: CN
Inventors: 崔学新
Original assignee: Foshan Hengshengxin Machinery Equipment Co ltd
Current assignee: Foshan Hengshengxin Machinery Equipment Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-02-09
Anticipated expiration: 2033-07-14

Abstract

The utility model discloses an internal mixer for producing PVC plastic raw materials, which comprises a damping table, a pressing component, a dustproof component and an internal mixing component structure; the shock absorption table connecting column; the dustproof assembly comprises a sealing cover and a dustproof driving piece; the sealing cover is connected with the dustproof driving piece; the pressing assembly comprises a pressing driving piece and an upper ejector pin; the material pressing driving piece is provided with a telescopic rod, and the telescopic rod downwards passes through the sealing cover; the upper top bolt is connected to the telescopic rod; the banburying assembly comprises a hopper, and the hopper is arranged right below the sealing cover; the dust generated during mixing of the internal mixer is retained in the dustproof cavity under the blocking of the dustproof cavity, so that the dust generated during mixing of the internal mixer is prevented from drifting everywhere, the environment of a workshop is prevented from being polluted by the dust, and the environment cleaning of the workshop is ensured.

Description

Banbury mixer of PVC plastic raw materials production

Technical Field

The utility model relates to the technical field of internal mixers, in particular to an internal mixer for producing PVC plastic raw materials.

Background

The prior internal mixer is short for internal mixer, and is mainly used for plasticating and mixing rubber. An internal mixer is a machine which is provided with a pair of rotors which are of specific shape and rotate relatively, and is used for plasticating and mixing polymer materials intermittently in a closed state with adjustable temperature and pressure, and mainly comprises an internal mixing chamber, a rotor sealing device, a feeding and pressing device, a discharging device, a transmission device, a machine seat and the like.

The mixing process of the internal mixer comprises the steps that a large amount of dust is contained in the mixing cavity, the operation of the internal mixer and the production quality of rubber can be influenced by the dust, and the discharged air can pollute the environment and influence the workshop environment.

Disclosure of Invention

Aiming at the problems of the background technology, the utility model aims to provide an internal mixer for producing PVC plastic raw materials, which solves the problem of environmental pollution caused by dust generated in the mixing process of the existing mixing machine.

To achieve the purpose, the utility model adopts the following technical scheme:

an internal mixer for producing PVC plastic raw materials comprises a damping table, a pressing component, a dustproof component and an internal mixing component structure; the top of the shock absorption table is provided with an inverted L-shaped connecting column; the dustproof assembly comprises a sealing cover and a dustproof driving piece; the dustproof driving piece is vertically arranged at the top of the connecting column, and the top of the sealing cover is connected with the driving end of the dustproof driving piece; the pressing assembly comprises a pressing driving piece and an upper ejector pin; the pressing driving piece is vertically arranged at the top of the connecting column; the driving end of the pressing driving piece is provided with a telescopic rod, the projection of the telescopic rod vertically downwards is positioned in the center of the projection of the sealing cover vertically downwards, and the bottom end of the telescopic rod vertically downwards passes through the top of the sealing cover; the upper top bolt is fixedly connected to the bottom end of the telescopic rod; the banburying assembly comprises a hopper, and the hopper is arranged right below the sealing cover; when the dustproof driving piece drives the sealing cover to move downwards to the bottom surface of the hopper cover to be attached to the top surface of the hopper, the inner cavity of the sealing cover and the inner cavity of the hopper form a dustproof cavity.

More preferably, a rectangular sealing rubber strip is arranged on the top surface of the hopper; a sealing groove matched with the sealing rubber strip for use is formed in the bottom surface of the sealing cover; when the inner cavity of the sealing cover and the inner cavity of the hopper form a dustproof cavity, the sealing rubber strip is clamped in the sealing groove.

More preferably, the dust collector is also included; a dust collection connection port is arranged on the side surface of the sealing cover; the dust collection device is connected with the dust collection connection port through a hose.

More preferably, the front side of the sealing cover is provided with a transparent window.

More preferably, the turnover device further comprises a turnover assembly, wherein the turnover assembly comprises a driving motor, a bearing seat and a rotating shaft; one end of the rotating shaft is in transmission connection with the driving end of the driving motor, and the other end of the rotating shaft is sleeved on the bearing seat and connected with the hopper.

More preferably, the overturning assembly further comprises a driving wheel, a driven wheel and a transmission belt; the driving wheel is sleeved on the driving end of the driving motor, the driven wheel is sleeved on the rotating shaft, and the driven wheel is connected with the driving wheel through the transmission belt.

More preferably, the shock absorbing platform comprises a base and a support plate; the top of the base is provided with a damping cavity, and a first connecting hole is formed in the damping cavity; the connecting columns are arranged on the supporting plate, and the four vertex angles of the supporting plate are provided with second connecting holes connected with the first connecting holes; the bottom of the supporting plate is provided with a first spring concentric with the second connecting hole; the second connecting holes and the second connecting holes are sequentially connected through bolts, so that the supporting plate is installed at the top of the damping cavity.

More preferably, an inverted U-shaped connecting rod is arranged in the damping cavity, and a connecting seat is arranged in the center of the top of the connecting rod; two sides of the top of the connecting rod are respectively provided with a sliding block which takes the connecting seat as an axis symmetry, and the sliding blocks on two sides are connected with the connecting seat through a second spring;

the bottom of backup pad is equipped with two symmetrical connecting blocks, two the connecting block is respectively through adjusting the pole with two the top of slider is connected.

Compared with the prior art, one of the technical schemes has the following beneficial effects:

the dust generated during mixing of the internal mixer is retained in the dustproof cavity under the blocking of the dustproof cavity, so that the dust generated during mixing of the internal mixer is prevented from drifting everywhere, the environment of a workshop is prevented from being polluted by the dust, and the environment cleaning of the workshop is ensured.

Drawings

FIG. 1 is a schematic view of the structure of an internal mixer according to an embodiment of the utility model;

FIG. 2 is a schematic view of the structure of a hopper according to an embodiment of the utility model;

FIG. 3 is a schematic view of the seal housing of one embodiment of the present utility model;

FIG. 4 is a schematic view of the flip assembly of one embodiment of the present utility model;

FIG. 5 is a schematic view showing the structure of a support plate according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view of a shock absorbing station in accordance with one embodiment of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include one or more such feature.

In a preferred embodiment of the application, as shown in fig. 1 to 6, an internal mixer for producing PVC plastic raw materials comprises a damping table 1, a pressing component 2, a dustproof component 3 and an internal mixing component structure; the top of the shock absorption table 1 is provided with an inverted L-shaped connecting column 11; the dust-proof assembly 3 comprises a seal cover 31 and a dust-proof driving member 32; the dustproof driving pieces 32 are vertically arranged at the top of the connecting column 11, and the top of the sealing cover 31 is connected with the driving ends of the plurality of dustproof driving pieces 32; the pressing assembly 2 comprises a pressing driving piece 21 and an upper top bolt 22; the material pressing driving piece 21 is vertically arranged at the top of the connecting column 11; the driving end of the pressing driving piece 21 is provided with a telescopic rod 23, the projection of the telescopic rod 23 vertically downwards is positioned in the center of the projection of the sealing cover 31 vertically downwards, and the bottom end of the telescopic rod 23 vertically downwards passes through the top of the sealing cover 31; the upper top bolt 22 is fixedly connected to the bottom end of the telescopic rod 23; the banburying assembly comprises a hopper 4, wherein the hopper 4 is arranged right below the sealing cover 31; when the dustproof driving piece 32 drives the sealing cover 31 to move downwards to the bottom surface of the cover of the hopper 4 to be attached to the top surface of the hopper 4, the inner cavity of the sealing cover 31 and the inner cavity of the hopper 4 form a dustproof cavity.

In this embodiment, an L-shaped inverted connecting column 11 is provided at the top of the shock absorbing stage 1, so that the vertical portion of the connecting column 11 is vertically mounted on the top surface of the shock absorbing stage 1, and the horizontal portion is located above the shock absorbing stage 1. The horizontal part of the connecting column 11 is provided with a dustproof driving piece 32, the dustproof driving piece 32 is vertically arranged, the driving end of the dustproof driving piece 32 is vertically downward, the top of the seal cover 31 with a downward opening is connected with the driving end of the dustproof driving piece 32, and the dustproof driving piece 32 can drive the seal cover 31 to lift in the vertical direction. Further, a pressing driving piece 21 is further installed at the horizontal portion of the connecting column 11, the driving end of the pressing driving piece 21 is vertically arranged downwards, the driving end of the pressing driving piece 21 is connected with a telescopic rod 23, the bottom end of the telescopic rod 23 vertically penetrates through the top surface of the sealing cover 31 downwards, and extends to the inner cavity of the sealing cover 31 or below the sealing cover 31. More preferably, the center of the telescopic rod 23 and the center of the sealing cover 31 are positioned on the same vertical line, and the bottom end of the telescopic rod 23 is also fixed with the upper top bolt 22; and be equipped with hopper 4 under the sealed cowling 31, so press material driving piece 21 accessible drive the lift of telescopic link 23, thereby drive go up the lift of ram 22 makes it can descend to go up ram 22 in hopper 4, compacts the PVC plastic raw materials in the hopper 4, realizes filling up whole hopper 4, avoids the space extravagant. Further, when the hopper 4 is filled with PVC plastic raw material for banburying, the dust-proof driving member 32 drives the sealing cover 31 to descend, so that the bottom surface of the sealing cover 31 is attached to the top surface of the hopper 4, and the inner cavity of the sealing cover 31 and the inner cavity of the hopper 4 form a dust-proof cavity. Therefore, the dust generated during mixing of the internal mixer is retained in the dustproof cavity under the blocking of the dustproof cavity, so that the dust generated during mixing of the internal mixer is prevented from drifting everywhere, the environment of a workshop is prevented from being polluted by the dust, and the environment cleaning of the workshop is ensured.

It should be noted that the dust-proof driving member 32 and the pressing driving member 21 are driving cylinders.

Further, a rectangular sealing rubber strip 41 is arranged on the top surface of the hopper 4; the bottom surface of the sealing cover 31 is provided with a sealing groove 311 matched with the sealing rubber strip 41 for use; when the inner cavity of the sealing cover 31 and the inner cavity of the hopper 4 form a dust-proof cavity, the sealing rubber strip 41 is clamped in the sealing groove 311. In this embodiment, in order to enhance the tightness of the dustproof cavity, the sealing strip 41 is disposed above the hopper 4, and when the dustproof cavity is formed between the sealing cover 31 and the hopper 4, the sealing groove 311 on the bottom surface of the sealing cover 31 is sleeved on the sealing strip 41, so that the joint between the sealing cover 31 and the hopper 4 is sealed, the tightness of the dustproof cavity is ensured, dust is prevented from leaking out of the dustproof cavity, and the clean environment of a workshop is ensured.

More preferably, the dust collection device 5 is also included; a dust collection connection port 312 is arranged on the side surface of the sealing cover 31; the dust collection device 5 is connected to the dust collection connection port 312 via a hose. In this embodiment, the top surface of the shock absorbing platform 1 is further provided with a dust suction device 5, and the dust suction device 5 is communicated with the inner cavity of the sealing cover 31 through a hose, so that the sealing cover 31 is ensured to be kept in communication with the dust suction device 5 when lifted. The purpose of this arrangement is to prevent dust from remaining in the inner cavity of the hopper 4 and the inner cavity of the sealing cover 31 by sucking away the dust generated during the kneading by the dust suction device 5 at the end of the kneading, so that the dust cleaning by the worker is not required after each kneading, and the labor intensity of the worker is reduced. It should be noted that the dust collection device 5 is commercially available.

More preferably, the front side of the sealing cap 31 is provided with a transparent window 313. The purpose of this arrangement is to avoid production accidents caused by the fact that the worker cannot grasp the actual mixing condition, and ensure that the mixing can be smoothly performed, by observing the mixing condition through the transparent window 313.

More preferably, the turnover device further comprises a turnover assembly 6, wherein the turnover assembly 6 comprises a driving motor 61, a bearing seat 62 and a rotating shaft 63; one end of the rotating shaft 63 is in transmission connection with the driving end of the driving motor 61, and the other end of the rotating shaft 63 is sleeved through the bearing seat 62 and is connected with the hopper 4.

Specifically, the overturning assembly 6 further comprises a driving wheel 64, a driven wheel 65 and a driving belt 66; the driving wheel 64 is sleeved on the driving end of the driving motor 61, the driven wheel 65 is sleeved on the rotating shaft 63, and the driven wheel 65 is connected with the driving wheel 64 through the transmission belt 66.

In this embodiment, the driving motor 61 may drive the driving wheel 64 to rotate in a forward and reverse direction, so that the driving wheel 64 may drive the driven wheel 65 sleeved on the rotating shaft 63 to rotate through the driving belt 66, thereby driving the rotating shaft 63 to rotate. The rotation of the rotation shaft 63 can also drive the hopper 4 to rotate in the vertical direction, so that the hopper 4 can rotate outwards during feeding, and a worker can feed materials into the hopper 4 conveniently; and the PVC plastic raw materials of the hopper 4 can be vibrated by rotating, so that gaps among the PVC plastic raw materials are reduced, the hopper 4 can be ensured to be loaded with more PVC plastic raw materials, and the waste of space is avoided.

Specifically, the shock absorbing table 1 includes a base 12 and a support plate 13; the top of the base 12 is provided with a damping cavity 120, and a first connecting hole is arranged in the damping cavity 120; the connecting columns 11 are arranged on the supporting plate 13, and second connecting holes connected with the first connecting holes are formed in four vertex angles of the supporting plate 13; the bottom of the supporting plate 13 is provided with a first spring 131 concentric with the second connecting hole; the second connection hole and the second connection hole are sequentially connected through bolts such that the support plate 13 is mounted at the top of the shock absorbing chamber 120. In this embodiment, the shock absorbing platform 1 is composed of the supporting plate 13 and the base 12, and the dust suction device 5, the turnover assembly 6 and the connecting column 11 are respectively mounted on the supporting plate 13. The second connecting holes of four apex angles of the supporting plate 13 are connected with the first connecting holes of the damping cavity 120 of the base 12 through bolts, so that the supporting plate 13 is installed at the top of the damping cavity 120, and a first spring 131 concentric with the second connecting holes is arranged at the bottom of the supporting plate 13, so that when the supporting plate 13 is installed at the top of the damping cavity 120, the top end of the first spring 131 is connected with the supporting plate 13, and the bottom end of the first spring 131 is elastically connected with the bottom surface of the damping cavity 120. Therefore, vibration generated by the internal mixer during mixing can be reduced through the first spring 131, loss of the internal mixer during mixing can be reduced, and service life of the internal mixer can be prolonged.

Further, an inverted U-shaped connecting rod 121 is disposed in the shock absorbing cavity 120, and a connecting seat 122 is disposed at the center of the top of the connecting rod 121; two sides of the top of the connecting rod 121 are respectively provided with a sliding block 123 which takes the connecting seat 122 as an axis symmetry, and the sliding blocks 123 on two sides are connected with the connecting seat 122 through a second spring 124; two symmetrical connecting blocks 132 are arranged at the bottom of the supporting plate 13, and the two connecting blocks 132 are respectively connected with the tops of the two sliding blocks 123 through adjusting rods 134. In this embodiment, in order to increase the damping effect of the internal mixer, a U-shaped connecting rod 121 is installed in the damping cavity 120, a connecting seat 122 is disposed at the center of the top of the connecting rod 121, two sides of the connecting seat 122 are respectively provided with a sliding block 123, and two sliding blocks 123 use the connecting seat 122 as a symmetry center. The two sliding blocks 123 are respectively and fixedly connected with the left and right sides of the connecting seat 122 through horizontal second springs 124, and the tops of the two sliding blocks 123 are also fixedly connected with the two connecting blocks 132 at the bottom of the supporting plate 13 through the adjusting rods 134. Therefore, the vibration generated during mixing of the internal mixer can be transmitted to the sliding block 123 through the adjusting rod 134, and the sliding block 123 is buffered and damped through the second spring 124, so that the vibration of the internal mixer during mixing is reduced.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims

1. An internal mixer for producing PVC plastic raw materials is characterized by comprising a damping table, a pressing component, a dustproof component and an internal mixing component structure;

the top of the shock absorption table is provided with an inverted L-shaped connecting column;

the dustproof assembly comprises a sealing cover and a dustproof driving piece; the dustproof driving piece is vertically arranged at the top of the connecting column, and the top of the sealing cover is connected with the driving end of the dustproof driving piece;

the pressing assembly comprises a pressing driving piece and an upper ejector pin; the pressing driving piece is vertically arranged at the top of the connecting column; the driving end of the pressing driving piece is provided with a telescopic rod, the projection of the telescopic rod vertically downwards is positioned in the center of the projection of the sealing cover vertically downwards, and the bottom end of the telescopic rod vertically downwards passes through the top of the sealing cover; the upper top bolt is fixedly connected to the bottom end of the telescopic rod;

the banburying assembly comprises a hopper, and the hopper is arranged right below the sealing cover;

when the dustproof driving piece drives the sealing cover to move downwards to the bottom surface of the hopper cover to be attached to the top surface of the hopper, the inner cavity of the sealing cover and the inner cavity of the hopper form a dustproof cavity.

2. An internal mixer for producing PVC plastic raw materials according to claim 1, wherein a rectangular sealing rubber strip is arranged on the top surface of the hopper;

a sealing groove matched with the sealing rubber strip for use is formed in the bottom surface of the sealing cover;

when the inner cavity of the sealing cover and the inner cavity of the hopper form a dustproof cavity, the sealing rubber strip is clamped in the sealing groove.

3. An internal mixer for producing PVC plastic raw materials according to claim 1, further comprising a dust collection device;

a dust collection connection port is arranged on the side surface of the sealing cover;

the dust collection device is connected with the dust collection connection port through a hose.

4. An internal mixer for producing PVC plastic raw materials according to claim 1, wherein the front side of the sealing cover is provided with a transparent window.

5. An internal mixer for producing PVC plastic raw materials according to claim 1, further comprising a turnover assembly, wherein the turnover assembly comprises a driving motor, a bearing seat and a rotating shaft;

one end of the rotating shaft is in transmission connection with the driving end of the driving motor,

the other end of the rotating shaft is sleeved through the bearing seat and connected with the hopper.

6. An internal mixer for producing PVC plastic raw materials according to claim 5, wherein the overturning assembly further comprises a driving wheel, a driven wheel and a transmission belt;

the driving wheel is sleeved on the driving end of the driving motor, the driven wheel is sleeved on the rotating shaft, and the driven wheel is connected with the driving wheel through the transmission belt.

7. An internal mixer for producing PVC plastic raw materials according to claim 1, wherein the damping table comprises a base and a supporting plate;

the top of the base is provided with a damping cavity, and a first connecting hole is formed in the damping cavity;

the connecting columns are arranged on the supporting plate, and the four vertex angles of the supporting plate are provided with second connecting holes connected with the first connecting holes; the bottom of the supporting plate is provided with a first spring concentric with the second connecting hole;

the second connecting holes and the second connecting holes are sequentially connected through bolts, so that the supporting plate is installed at the top of the damping cavity.

8. The internal mixer for producing PVC plastic raw materials according to claim 7, wherein an inverted U-shaped connecting rod is arranged in the damping cavity, and a connecting seat is arranged in the center of the top of the connecting rod; two sides of the top of the connecting rod are respectively provided with a sliding block which takes the connecting seat as an axis symmetry, and the sliding blocks on two sides are connected with the connecting seat through a second spring;