CN210308512U

CN210308512U - Raw material mixing device based on improved plastic master batch

Info

Publication number: CN210308512U
Application number: CN201920978636.1U
Authority: CN
Inventors: 徐淑珍
Original assignee: Yantai Oriental Pro Degradable Plastic Co ltd
Current assignee: Yantai Oriental Pro Degradable Plastic Co ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-14
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a raw material mixing device based on improved plastic master batch, which belongs to the field of raw material preparation of plastic master batch, and comprises a mixing box and a transverse conveying box fixedly arranged at the bottom of the mixing box, wherein the inner wall of the mixing box is provided with a mixing cavity, the mixing cavity is of a cylindrical structure, both sides of the upper end of the mixing box are provided with feed hoppers communicated with the mixing cavity, the inner top of the mixing cavity is rotatably connected with a stirring shaft, the top end of the mixing box is fixedly provided with a first motor for driving the stirring shaft, the raw material can be uniformly distributed and uniformly mixed and stirred by the matching of a raw material dispersing mechanism and a stirring mechanism, and in the stirring process, the mixing material on the inner wall of the mixing cavity can be effectively scraped by the matching of an arc-shaped rubber pad and a conical material pushing plate, and a spiral conveying belt is additionally arranged at the same time, not only has the conveying function to the mixture in the mixing box, but also further promotes the stirring and mixing effect.

Description

Raw material mixing device based on improved plastic master batch

Technical Field

The utility model relates to a raw materials preparation field of plastics master batch, more specifically say, relate to a raw materials mixing device based on modified plastics master batch.

Background

The plastic master batch is a concentrated body prepared by loading plastic additives in a resin in an excessive amount, and in the production of the plastic master batch, the mixing of the raw materials of the plastic master batch is a key process for preparing the plastic master batch, and the improvement of a blending method is beneficial to improving the performances of the plastic master batch in the aspects of impact resistance, toughness and the like.

The prior plastic master batch mixing and stirring device is used, usually, plastic master batch raw materials are placed in a stirring cavity for stirring, the raw materials are adhered to the inner wall of the stirring cavity inevitably in the stirring process, a scraper blade is often arranged on a stirring shaft in the prior art, the stirring shaft plays a role in stirring, the scraper blade plays a role in scraping the raw materials on the inner wall of the stirring cavity, the prior art often only stirs through the stirring shaft, smaller mixed lumps in the raw materials cannot be broken, high mixing degree of the plastic master batch raw materials is difficult to realize, and the scraper blade is arranged at the outer end of the stirring shaft, the scraper blade is difficult to be completely abutted and connected with the inner wall of the stirring cavity, for example, the patent No. CN208664102U discloses a high-efficiency mixing and stirring device for plastic master batches, the scraper blade on the comparison document is fixedly connected to a stirring roller, and the scraper blade is difficult to be completely connected with, so that there is a possibility that the raw material on some stirring area is difficult to be separated from the inner wall of the stirring tube.

Therefore, the raw material mixing device based on the improved plastic master batch is provided for effectively improving the high mixing property of the plastic master batch.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a raw materials mixing arrangement based on modified plastics master batch, through raw materials dispersion mechanism and rabbling mechanism's cooperation, can realize raw materials evenly distributed and homogeneous mixing stirring, and at the stirring in-process, through the cooperation of arc rubber pad and toper scraping plate, effectively play the effect of striking off to the mixture on the mixing chamber inner wall, add simultaneously and establish helical conveyer belt, not only play the conveying effect to the mixture in the mixing box, still further promoted the stirring and mixed the effect.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A raw material mixing device based on improved plastic master batches comprises a mixing box and a transverse conveying box fixedly installed at the bottom of the mixing box, wherein a mixing cavity is formed in the inner wall of the mixing box and is of a cylindrical structure, feed hoppers communicated with the mixing cavity are arranged on two sides of the upper end of the mixing box, a stirring shaft is rotatably connected to the inner top of the mixing cavity, a first motor for driving the stirring shaft is fixedly installed at the top end of the mixing box, a raw material dispersing mechanism is fixedly sleeved on the side wall, close to the upper end, of the stirring shaft, a stirring mechanism is fixedly sleeved on the side wall, close to the lower end, of the stirring shaft, a first blanking port is formed in the inner bottom of the mixing cavity, the bottom of the first blanking port is connected with the inside of the transverse conveying box, a conveying cavity is formed in the transverse conveying box, and a spiral conveying belt is rotatably connected, fixed mounting has the second motor that carries out the drive to helical conveyer belt on the lateral wall of horizontal transfer case one end, be equipped with the second blanking mouth that is linked together with the conveying chamber on the lower extreme lateral wall of the horizontal transfer case other end, through the cooperation of raw materials dispersion mechanism and rabbling mechanism, can realize raw materials evenly distributed and homogeneous mixing stirring, and at the stirring in-process, through the cooperation of arc rubber pad and toper scraping plate, effectively play the effect of striking off to the mixture on the mixing chamber inner wall, add simultaneously and establish helical conveyer belt, not only play the conveying effect to the mixture in the mixing box, still further promoted stirring mixing effect.

Further, raw materials dispersion mechanism is including fixed cover baffle of cup jointing on the (mixing) shaft lateral wall, fixed cover on the lateral wall of baffle has connect annular dispersion board, equidistant distribution has a plurality of dispersion tank on annular dispersion board's the lateral wall, realizes that the raw materials carries out evenly distributed by dispersion tank at the in-process of whereabouts and handles.

Further, the baffle is round platform shape structure, and the baffle is located first blanking mouth directly over, and the baffle is solid construction, is favorable to avoiding the raw materials directly to fall into first blanking mouth department at the whereabouts in-process, effectively avoids stirring inhomogeneous.

Further, rabbling mechanism is including fixed cover of cup joint on the (mixing) shaft lateral wall, a plurality of stirring pieces of equidistant fixedly connected with of annular on the lateral wall of fixed cover, equidistant excavation has a plurality of through hole on the lateral wall of stirring piece, and the through hole is favorable to the raw materials to carry out broken handle at the stirring in-process, improves the mixing degree, and outer end one side fixedly connected with and mixing chamber assorted arc rubber pad of stirring piece, and the stirring piece has a take the altitude, and the stirring piece is at the rotatory in-process of stirring, and the motion of arc rubber pad along the mixing chamber inner wall is favorable to striking off comprehensively to the raw materials on the inner wall of mixing chamber take the altitude, and can not cause wearing and tearing.

Further, the interior bottom fixed mounting of hybrid chamber has a toper deflector, and is a plurality of the bottom fixedly connected with of stirring piece and the toper scraping wings that the toper deflector matches, toper scraping wings play the effect of striking off the stirring to the mixture of hybrid chamber bottom on the one hand, and on the other hand toper scraping wings leaves certain clearance with first blanking mouth, is favorable to pushing the mixture to first blanking mouth department at rotatory in-process when carrying out the blanking.

Further, the conveying cavity and the spiral conveying belt are inclined downwards, the second motor is obliquely and fixedly installed on the outer side wall, close to the upper end, of the transverse conveying box, and the conveying cavity and the spiral conveying belt are inclined, so that conveying of mixed materials is facilitated.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme passes through raw materials dispersion mechanism and rabbling mechanism's cooperation, can realize raw materials evenly distributed and homogeneous mixing stirring, and at the stirring in-process, through the cooperation of arc rubber pad and toper scraping wings, effectively plays the comprehensive effect of striking off to the mixture on the mixing chamber inner wall, adds simultaneously and establishes spiral conveyer belt, not only plays the conveying effect to the mixture in the mixing box, has still further promoted the stirring and has mixed the effect, realizes the high mixability of raw materials.

(2) Raw materials dispersion mechanism is including fixed cover joint baffle on the (mixing) shaft lateral wall, fixed cover on the lateral wall of baffle has connect annular dispersion board, equidistant distribution has a plurality of dispersion tank on annular dispersion board's the lateral wall, realize that the raw materials carries out evenly distributed by dispersion tank at the in-process of whereabouts and handle, and the baffle is solid construction round platform shape structure, and the baffle is located first blanking mouth directly over, be favorable to avoiding the raw materials directly to fall into first blanking mouth department at the whereabouts in-process, effectively avoid subsequent stirring inhomogeneous.

(3) Rabbling mechanism is a plurality of stirring pieces that have a plurality of through holes, and the through hole is favorable to the raw materials to carry out broken handle at the stirring in-process, improves mixing area so that improve the mixed degree, and outer end one side fixedly connected with and the hybrid chamber assorted arc rubber pad of stirring piece, and the stirring piece is at the rotatory in-process of stirring, and the arc rubber pad moves along the hybrid chamber inner wall, and the stirring piece has the take the altitude, is favorable to striking off comprehensively the raw materials on the hybrid chamber inner wall, and can not lead to the fact wearing and tearing to the inner wall.

(4) The interior bottom fixed mounting of hybrid chamber has the toper deflector, and the bottom fixedly connected with of a plurality of stirring pieces has the toper scraping wings that the toper deflector matches, and toper scraping wings plays to strike off the stirring effect to the mixture of hybrid chamber bottom on the one hand, and on the other hand toper scraping wings leaves certain clearance with first blanking mouth, is favorable to pushing the mixture to first blanking mouth department at rotatory in-process when carrying out the blanking.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the joint of the material dispersing mechanism and the stirring mechanism of the present invention;

fig. 3 is a top view of the stirring mechanism of the present invention;

fig. 4 is a schematic diagram of the external structure of the present invention.

The reference numbers in the figures illustrate:

the device comprises a mixing box 1, a transverse conveying box 2, a feeding hopper 3, a first motor 4, a stirring shaft 5, stirring blades 6, a through hole 7, a conical pushing plate 8, a first blanking port 9, a baffle 10, an annular dispersion plate 11, a dispersion groove 12, a conveying cavity 13, a spiral conveying belt 14, a second motor 15 and a second blanking port 16.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a raw material mixing device based on improved plastic master batch comprises a mixing box 1 and a transverse transmission box 2 fixedly installed at the bottom of the mixing box 1, wherein a mixing chamber is formed in the inner wall of the mixing box 1, the mixing chamber is of a cylindrical structure, both sides of the upper end of the mixing box 1 are respectively provided with a feed hopper 3 communicated with the mixing chamber, the feed hopper 3 is of a conical open structure for facilitating feeding, the inner top of the mixing chamber is rotatably connected with a stirring shaft 5, the top end of the mixing box 1 is fixedly provided with a first motor 4 for driving the stirring shaft 5, the side wall of the stirring shaft 5 close to the upper end is fixedly sleeved with a raw material dispersing mechanism, the raw material dispersing mechanism comprises a baffle 10 fixedly sleeved on the side wall of the stirring shaft 5, the outer side wall of the baffle 10 is fixedly sleeved with an annular dispersing plate 11, the side, realize that the raw materials carries out evenly distributed by dispersion tank 12 and handle at the in-process of whereabouts, and baffle 10 is solid round platform shape structure, and baffle 10 is located first blanking mouth 9 directly over, is favorable to avoiding the raw materials to directly fall into first blanking mouth 9 department in the whereabouts in-process, effectively avoids stirring inhomogeneous.

The side wall of the stirring shaft 5 close to the lower end is fixedly sleeved with a stirring mechanism, specifically, the stirring mechanism comprises a fixed sleeve fixedly sleeved on the side wall of the stirring shaft 5, the outer side wall of the fixed sleeve is fixedly connected with a plurality of stirring blades 6 at equal intervals in an annular shape, a plurality of through holes 7 are cut on the side wall of each stirring blade 6 at equal intervals, a first motor 4 rotates through the stirring shaft 5, thereby driving a plurality of stirring blades 6 to rotate, and the through holes 7 are beneficial to the crushing treatment of the raw materials in the stirring process, improving the mixing degree, and one side of the outer end of the stirring sheet 6 is fixedly connected with an arc-shaped rubber pad matched with the mixing cavity, the stirring sheet 6 has a certain height, and in the stirring and rotating process of the stirring sheet 6, the arc-shaped rubber pad moves along the inner wall of the mixing cavity, so that raw materials on the inner wall of the mixing cavity with a certain height can be comprehensively scraped, and the inner wall cannot be abraded.

First blanking mouth 9 has been seted up to the interior bottom of hybrid chamber, first blanking mouth 9 department sets up the valve, and the interior bottom fixed mounting of hybrid chamber has the toper deflector, the toper scraping wings 8 that the bottom fixedly connected with of a plurality of stirring vanes 6 and toper deflector match, toper scraping wings 8 plays to strike off the stirring effect to the mixture of hybrid chamber bottom on the one hand, on the other hand toper scraping wings 8 leaves certain clearance with first blanking mouth 9, be favorable to pushing the mixture to first blanking mouth 9 department at rotatory in-process when carrying out the blanking.

The bottom of the first blanking port 9 is connected with the inside of the transverse conveying box 2, a conveying cavity 13 is drilled in the transverse conveying box 2, when the raw materials in the inner part of the mixing cavity are fully mixed, a valve is opened, the mixture falls into the conveying cavity 13, a spiral conveying belt 14 is rotatably connected in the conveying cavity 13, a second motor 15 for driving the spiral conveying belt 14 is fixedly installed on the outer side wall of one end of the transverse conveying box 2, a second blanking port 16 communicated with the conveying cavity 13 is arranged on the side wall of the lower end of the other end of the transverse conveying box 2, the spiral conveying belt 14 is driven to rotate by the second motor 15, the mixture is driven to the second blanking port 16, wherein the conveying cavity 13 and the spiral conveying belt 14 are both arranged in a downward inclined mode, the second motor 15 is fixedly installed on the outer side wall, close to the upper end, of the transverse conveying box 2 in an inclined mode, and efficient conveying of, the blockage is not easy to cause.

When the mixing device is used for mixing plastic master batch raw materials, a plurality of raw materials are guided into the mixing box 1 through the two feed hoppers 3, the first motor 4 is started, the first motor 4 drives the raw material dispersing mechanism and the stirring mechanism to rotate through the stirring shaft 5, the annular dispersing plate 11 on the raw material dispersing mechanism plays a role in uniformly distributing the raw materials to fall, preliminary raw material dispersing and mixing effects are achieved, the baffle plate 10 in the middle effectively prevents the raw materials from directly falling to the first material falling port 9 in the blanking process, the stirring sheets 6 at the lower end of the stirring shaft 5 fully stir the raw materials, a plurality of through holes 7 are formed in the stirring sheets 6, the through holes 7 are far larger than the diameter of the raw materials, the raw materials in the stirring process are favorably crushed, further the dispersing and mixing effects are achieved, and the outer end of each stirring sheet 6 is coated with an arc-shaped rubber pad with an arc-shaped structure, the raw materials adhered to the inner wall of the mixing box 1 can be scraped off comprehensively, the phenomenon that the inner walls of some mixing cavities cannot be scraped off can not be caused, on one hand, the raw materials are prevented from being mixed unevenly, and on the other hand, the utilization rate of the raw materials is improved;

the bottom of each stirring sheet 6 is provided with a conical pushing plate 8 matched with the bottom of the mixing cavity, the conical pushing plates 8 push and stir the mixture at the bottom in the rotating process, so that the mixture at the bottom is favorably scraped, a certain gap is reserved between the pushing plates 8 and the first blanking port 9, and the mixture at the bottom of the mixing cavity is conveniently pushed into the first blanking port 9 through rotation after a valve is opened during blanking;

the mixture falls into the conveying chamber 13 in the horizontal conveying case 2 through first blanking mouth 9 in, starts second motor 15, and second motor 15 drives spiral conveyor 14 and rotates, and the mixture conveys along with rotatory spiral conveyor 14 downwards, carries out the ejection of compact through second discharge gate 16 at last, sets up spiral conveyor 14, is favorable to on the one hand conveying away the mixture in the mixing box 1, and on the other hand further improves the mixed stirring degree of mixture at the in-process of conveying.

Meanwhile, the first motor 4 and the second motor 15 can be installed by a person skilled in the art by selecting suitable models, such as models NTAA855-G7A and 51K120 GU-AF.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a raw materials mixing arrangement based on modified plastics master batch, includes mixing box (1) and horizontal transfer box (2) of fixed mounting in mixing box (1) bottom, its characterized in that: the mixing chamber has been seted up to mixing box (1) inner wall, and the mixing chamber is cylindrical structure, the upper end both sides of mixing box (1) all are equipped with feeder hopper (3) that are linked together with the mixing chamber, the interior top of mixing chamber is rotated and is connected with (mixing) shaft (5), the top fixed mounting of mixing box (1) has first motor (4) that carry out the drive to (mixing) shaft (5), it has raw materials dispersion mechanism to fix the cover on the lateral wall that (mixing) shaft (5) are close to the upper end, it has stirring mechanism to fix the cover on the lateral wall that (mixing) shaft (5) are close to the lower extreme, first blanking mouth (9) has been seted up to the interior bottom of mixing chamber, the bottom of first blanking mouth (9) is connected with the inside of horizontal transport case (2), the inside of horizontal transport case (2) is opened the chisel and is had transport chamber (13), the inside rotation of, and a second motor (15) for driving the spiral conveyor belt (14) is fixedly mounted on the outer side wall of one end of the transverse conveying box (2), and a second blanking port (16) communicated with the conveying cavity (13) is formed in the side wall of the lower end of the other end of the transverse conveying box (2).

2. The raw material mixing device based on the improved plastic master batch is characterized in that: raw materials dispersion mechanism is including fixed cover baffle (10) on (mixing) shaft (5) lateral wall, fixed cover on the lateral wall of baffle (10) is connected with annular dispersion board (11), equidistant distribution has a plurality of dispersion tank (12) on the lateral wall of annular dispersion board (11).

3. The raw material mixing device based on the improved plastic master batch is characterized in that: the baffle (10) is of a round table-shaped structure, and the baffle (10) is located right above the first blanking port (9).

4. The raw material mixing device based on the improved plastic master batch is characterized in that: rabbling mechanism is including fixed cover of cup joint on (mixing) shaft (5) lateral wall, a plurality of stirring pieces (6) of equidistant fixedly connected with of annular on the lateral wall of fixed cover, equidistant chisel has a plurality of through hole (7) on the lateral wall of stirring piece (6), and outer end one side fixedly connected with and mixing chamber assorted arc rubber pad of stirring piece (6).

5. The raw material mixing device based on the modified plastic master batch is characterized in that: the inner bottom of the mixing cavity is fixedly provided with a conical guide plate, and the bottoms of the stirring blades (6) are fixedly connected with conical material pushing plates (8) matched with the conical guide plate.

6. The raw material mixing device based on the improved plastic master batch is characterized in that: conveying chamber (13) and helical conveyor (14) all slope setting downwards, and second motor (15) slope fixed mounting is close to on the lateral wall of upper end in horizontal conveying case (2).