CN218640292U - Extruder for producing modified PP plastic - Google Patents

Abstract

The utility model relates to an extruder for modified PP plastics of production, include the screw extruder of constituteing by shell, auger and motor, the one end that the motor was kept away from to the shell is provided with the heating cabinet, the inboard of heating cabinet is provided with the heat-conducting component who docks with the auger end, and it includes: the heat conducting cylinder is provided with a conducting pipe extending out of the heating box; the mounting seat is fixed outside the heat conduction cylinder, and the bottom surface of the mounting seat is fixed with the inner bottom wall of the heating box; the waste heat pipe is arranged at one end of the heat conducting cylinder far away from the shell; and the top wall of the heating box is provided with an air heater of which the output end is in butt joint with the conduction pipe. This extruder for production modified PP plastics, through spreading out hot-blast by the air heater, it passes through external pipeline and waste heat pipe and conducts to the heat conduction section of thick bamboo in, simultaneously, hot-blast transmission is to hollow auger in to the central part that makes PP plastics extrude has higher heat, and it is aided with the periphery heating of zone of heating, thereby can ensure the higher temperature that PP plastics kept in extrusion process.

Description

Extruder for producing modified PP plastic

Technical Field

The utility model relates to an extrusion equipment technical field specifically is an extruder for modified PP plastics of production.

Background

The PP plastic, namely polypropylene, is a polymer formed by propylene through polyaddition reaction, the polypropylene is widely applied to the production of fiber products such as clothes, blankets and the like, medical instruments, automobiles, parts, conveying pipelines, chemical containers and the like, and is also used for packaging food, medicines and the like, an extruder is required for producing modified PP plastic, and the condition that the plastic is heated and fused unevenly inside the existing extruder is easy to occur.

Based on above-mentioned problem, the utility model patent that the publication number is CN 214239465U discloses an extruder for modified PP plastics of production, and this scheme can carry out heat treatment to PP plastics through the mode of syllogic heating, but at the in-process of extruding, and some plastics are close to auger department, and the heating structure that is located extruder casing department is difficult to carry out even heating to the plastics that are close to auger department, therefore makes the use still have the limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the heating of the shell wall of the extruder in the prior art can lead to insufficient heating uniformity of the plastic close to the auger, and providing the extruder for producing modified PP plastic.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an extruder for modified PP plastics of production, includes the spiral extruder of constituteing by shell, auger and motor, the one end that the motor was kept away from to the shell is provided with the heating cabinet, the inboard of heating cabinet is provided with the heat conduction subassembly with the terminal butt joint of auger, and it includes:

the heat conducting cylinder is provided with a conducting pipe extending out of the heating box;

the mounting seat is fixed outside the heat conduction cylinder, and the bottom surface of the mounting seat is fixed with the inner bottom wall of the heating box;

the residual heat pipe is arranged at one end of the heat conducting cylinder, which is far away from the shell;

the top wall of the heating box is provided with an air heater of which the output end is in butt joint with the conduction pipe, and the waste heat pipe extends out of the heating box and is in butt joint with a sealing cover.

Further, the auger sets up in the inboard of shell, and the output of motor and the head end fixed connection of auger.

Further, the inside cavity of auger, the heat conduction section of thick bamboo is kept away from the one end of sealed lid and is docked with the end of auger.

Furthermore, the upper surface of shell is provided with the pan feeding pipe rather than inside intercommunication, and is provided with the pan feeding section of thick bamboo of inside and outside intercommunication on the pan feeding pipe.

Further, the inner wall of shell coats and is stamped the zone of heating, and this zone of heating comprises outer layer body and the heater strip that sets up in outer layer body inboard.

Further, the diapire department of shell is provided with the discharging pipe, the output and the conduction pipe of air heater communicate through external pipeline.

Further, the front of the heating box is hinged with a cover door.

Compared with the prior art, the beneficial effects of this application are:

this extruder for production modified PP plastics, through spreading out hot-blast by the air heater, it passes through external pipeline and waste heat pipe and conducts to the heat conduction section of thick bamboo in, simultaneously, hot-blast transmission is to hollow auger in to the central part that makes PP plastics extrude has higher heat, and it is aided with the periphery heating of zone of heating, thereby can ensure the higher temperature that PP plastics kept in extrusion process, thereby has improved extrusion quality and production efficiency.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic structural view of a heat-conducting component according to the present invention;

fig. 3 is an external view of the structure of the present invention.

In the figure: 1. a housing; 2. a motor; 3. a packing auger; 4. a discharge pipe; 5. feeding into a charging barrel; 6. a feeding pipe; 7. a heating layer; 8. a heating box; 9. a heat conducting component; 901. a heat conducting cylinder; 902. a mounting seat; 903. a conducting tube; 904. a waste heat pipe; 10. a sealing cover; 11. a hot air blower; 12. and (4) externally arranging a pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first" and "second" are used merely for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features being referred to, whereby the features defining "first" and "second" may explicitly or implicitly include one or more such features, and in the description of the present invention, unless otherwise indicated, the meaning of "plurality" is two or more than two.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, and connected between two elements, and the specific meaning of the terms in the present invention is understood to be that of those skilled in the art.

Please refer to fig. 1-3, the present application provides an extruder for producing modified PP plastics, comprising a screw extruder composed of a housing 1, an auger 3 and a motor 2, wherein the motor 2 is fixedly installed on the outer side wall of the housing 1, the auger 3 is located on the inner side of the housing 1 and is fixed with an output shaft of the motor 2, after the motor 2 is started, the auger 3 rotates to complete the extrusion work, a feeding pipe 6 communicated with the inside is fixedly connected to the upper surface of the housing 1, a feeding barrel 5 is fixedly connected to the upper surface of the feeding pipe 6, when the extrusion work is needed, the raw materials are input from the position, meanwhile, a discharging pipe 4 is fixedly connected to the bottom wall of the housing 1 far from the feeding pipe 6, and finally the PP plastics are extruded from the position, thereby completing the extrusion work.

In this embodiment: the auger 3 is hollow inside, so that heat can be conveniently gathered, and in the actual use process, the auger 3 can be made of a metal material which absorbs heat relatively to improve heat collection efficiency, one end of the shell 1, which is far away from the motor 2, is provided with a heating box 8, the heating box 8 is rectangular in shape, the inner side of the heating box is provided with a heat conduction assembly 9, the heat conduction assembly 9 consists of a heat conduction cylinder 901, a mounting seat 902 which is fixedly installed on the outer surface of the heat conduction cylinder 901 and extends downwards, and a waste heat pipe 904 and a heat conduction pipe 903, which are fixedly connected to the side wall and the top wall of the heat conduction cylinder 901 respectively, wherein the bottom surface of the mounting seat 902 is fixed to the inner bottom wall of the heating box 8 to ensure that the heat conduction cylinder 901 is stably installed, one side of the heat conduction cylinder 901, which is far away from the waste heat pipe 904, is rotatably connected with an intermediate pipe, and the intermediate pipe is in butt joint with the tail end of the auger 3, so that a set of complete heat conduction space is formed.

Meanwhile, fixed mounting air heater 11 on the roof of heating cabinet 8, the output of this air heater 11 is the external pipeline 12 and the butt joint of conduction pipe 903 of L shape through the appearance, when using, the air heater 11 starts the back and conducts heat to the inside of heat conduction section of thick bamboo 901 through external pipeline 12 and conduction pipe 903, most heat transfer this moment is to the inside of auger 3, thereby make auger 3 have higher heat, can carry out even heating to the PP plastics of extrusion in-process when it is rotatory, thereby the extrusion quality has been improved, it can be understood that, the end of waste heat pipe 904 extends to outside heating cabinet 8 and has sealed lid 10 in the butt joint, can make partial heat conduction and go out after opening this sealed lid 10, thereby can collect the waste heat and carry out secondary heating or other processings.

As a technical optimization scheme of the utility model, evenly cover on the inner wall of shell 1 has zone of heating 7, and this zone of heating 7 comprises outer layer body and the heater strip of filling in outer layer internal side, when using, can make it generate heat after the heater strip circular telegram to the PP plastics heating homogeneity that makes the extrusion process in carries out further improvement, therefore quality and production efficiency that can this equipment of effectual assurance extrude.

The electrical components shown herein are electrically connected to a main controller and a power supply, the main controller can be a conventional known device controlled by a computer, and the conventional power connection technology disclosed in the prior art is not described in detail herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an extruder for modified PP plastics of production, includes the screw extruder who comprises shell (1), auger (3) and motor (2), its characterized in that: the one end that motor (2) were kept away from in shell (1) is provided with heating cabinet (8), the inboard of heating cabinet (8) is provided with heat conduction subassembly (9) with auger (3) terminal butt joint, and it includes:

the heat conducting cylinder (901) is provided with a conducting pipe (903) extending out of the heating box (8);

a mounting seat (902) which is fixed outside the heat conduction cylinder (901) and the bottom surface of which is fixed with the inner bottom wall of the heating box (8);

the waste heat pipe (904) is arranged at one end of the heat conducting cylinder (901) far away from the shell (1);

the top wall of the heating box (8) is provided with an air heater (11) of which the output end is butted with the conduction pipe (903), and the waste heat pipe (904) extends out of the heating box (8) and is butted with a sealing cover (10).

2. The extruder according to claim 1, wherein the extruder comprises: the packing auger (3) is arranged on the inner side of the shell (1), and the output end of the motor (2) is fixedly connected with the head end of the packing auger (3).

3. The extruder according to claim 1, wherein the extruder is further characterized in that: the packing auger (3) is hollow, and one end of the heat conducting cylinder (901) far away from the sealing cover (10) is butted with the tail end of the packing auger (3).

4. The extruder according to claim 1, wherein the extruder is further characterized in that: the upper surface of shell (1) is provided with pan feeding pipe (6) rather than inside intercommunication, and is provided with pan feeding section of thick bamboo (5) of inside and outside intercommunication on pan feeding pipe (6).

5. The extruder according to claim 1, wherein the extruder is further characterized in that: the inner wall of shell (1) coats and is stamped zone of heating (7), and this zone of heating (7) comprise outer layer body and the heater strip that sets up in outer layer body inboard.

6. The extruder according to claim 1, wherein the extruder is further characterized in that: the bottom wall of the shell (1) is provided with a discharge pipe (4), and the output end of the air heater (11) is communicated with the conduction pipe (903) through an external pipeline (12).

7. The extruder according to claim 1, wherein the extruder comprises: the front of the heating box (8) is hinged with a cover door.

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