CN218906238U

CN218906238U - Melt extrusion device is used in polypropylene production

Info

Publication number: CN218906238U
Application number: CN202221548244.XU
Authority: CN
Inventors: 徐春宇
Original assignee: Suqian Meisen New Materials Co ltd
Current assignee: Suqian Meisen New Materials Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2023-04-25
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a melt extrusion device for polypropylene production, which comprises a box body, wherein an inclined baffle plate is fixedly welded in the box body, a stirring box and a hot melting box are respectively arranged on the inclined baffle plate, a stirring assembly is arranged at the upper end of the stirring box, a supporting frame is fixedly welded on the side wall of the stirring barrel, a supporting plate is fixedly arranged on the supporting frame, a crushing assembly is arranged on the supporting plate, one end of the crushing assembly and one end of the stirring assembly are both positioned in the stirring box, a heating assembly is arranged in the hot melting box, a communication port is communicated between the stirring box and the hot melting box, and an extruder is arranged in the box body. This device is provided with the agitator tank through the box in, is provided with stirring subassembly and crushing subassembly in the agitator tank, can stir the polypropylene through the stirring subassembly and smash, can grind the polypropylene through crushing subassembly for the second time and smash to can make the even stirring that the raw materials can be abundant.

Description

Melt extrusion device is used in polypropylene production

Technical Field

The utility model relates to the technical field of melt extrusion equipment for polypropylene production, in particular to a melt extrusion device for polypropylene production.

Background

Polypropylene is a polymer obtained by addition polymerization of propylene. The wax-like white material is transparent and light in appearance. The density is 0.89-0.91 g/cm3, the material is inflammable, the melting point is 165 ℃, the material softens at about 155 ℃, and the using temperature is-30-140 ℃. Can resist corrosion of acid, alkali, salt solution and various organic solvents at the temperature below 80 ℃ and can be decomposed under the action of high temperature and oxidization. Polypropylene is widely used in the production of fiber products such as clothing, blankets, medical appliances, automobiles, bicycles, parts, conveying pipelines, chemical containers, and the like, and is also used for food and medicine packaging.

In the existing polypropylene production process, raw materials cannot be sufficiently and uniformly stirred, the raw materials cannot be ground, extrusion efficiency is low, and a material guide hole is easy to block, so that a melt extrusion device for polypropylene production is needed.

Disclosure of Invention

The utility model aims to provide a melt extrusion device for polypropylene production, which is characterized in that a stirring box is arranged in a box body, a stirring assembly and a crushing assembly are arranged in the stirring box, polypropylene can be stirred and crushed through the stirring assembly, and secondary grinding and crushing can be carried out on the polypropylene through the crushing assembly, so that raw materials can be sufficiently and uniformly stirred, and the problems in the prior art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a polypropylene production is with melting extrusion device, includes the box, fixed welding has the inclined baffle in the box, be provided with agitator tank and hot melt case on the inclined baffle respectively, the upper end of agitator tank is provided with stirring subassembly, fixed welding has the support frame on the lateral wall of agitator tank, be fixed with the backup pad on the support frame, be provided with crushing subassembly in the backup pad, crushing subassembly and stirring subassembly one end all are located inside the agitator tank, the inside of hot melt case is provided with heating element, the intercommunication has the intercommunication mouth between agitator tank and the hot melt case, the inside of box is provided with the extruder.

Preferably, the stirring assembly comprises a driving motor, a transmission rod and a stirring rod, wherein the driving motor is fixed with the upper end of the box body through a fixing frame, one end of the transmission rod is connected with the output end of the driving motor through a first rotating bearing, and one end of the stirring rod is fixedly connected with the other end of the transmission rod.

Preferably, the stirring rod is fixed with the stirring sword in the upper end, the stirring sword all corresponds and is provided with the multiunit, the stirring rod sets up in the agitator tank inside.

Preferably, the crushing assembly comprises an electric motor, a rotating shaft and a crushing cutter, wherein the electric motor is fixed at the upper end of the supporting plate, one end of the rotating shaft is connected with the output end of the electric motor through a second rotating bearing, and the crushing cutter is fixedly arranged on the rotating shaft.

Preferably, the heating assembly comprises a blower, a heater and a pipeline, wherein the blower is fixed at the upper end of the box body, and the heater and the pipeline are both fixed inside the hot melting box.

Preferably, the air outlet of the blower is communicated with the inside of the hot melting box and the pipeline through a connecting pipe, the heating end of the heater is communicated with the pipeline, and a plurality of groups of air outlets are formed in the pipeline.

Preferably, the inclined baffle is positioned at the upper end of the hot melting box and is provided with a discharge hole, the discharge hole is communicated with the bottom of the hot melting box, the discharge hole is communicated with the extruder through a discharge pipe, and the box body is provided with an inclined outlet.

Compared with the prior art, the utility model has the beneficial effects that:

1. the stirring box is arranged in the box body, the stirring assembly and the crushing assembly are arranged in the stirring box, the polypropylene can be stirred and crushed through the stirring assembly, and the polypropylene can be ground and crushed for the second time through the crushing assembly, so that the raw materials can be sufficiently and uniformly stirred;

2. according to the utility model, the hot melting box is arranged in the box body, the heating assembly can heat the hot melting box, the heating assembly is communicated with the extruder through the discharge hole, and the extruder can extrude raw materials.

Drawings

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

FIG. 2 is a schematic diagram of the structure of the air outlet of the present utility model;

FIG. 3 is a schematic view of the structure of the discharge hole of the present utility model;

fig. 4 is a schematic structural view of the blower of the present utility model.

In the figure: 1. a case; 2. a stirring tank; 3. a hot melt tank; 4. a support frame; 5. a support plate; 6. a communication port; 7. an extruder; 8. a driving motor; 9. a transmission rod; 10. stirring rod; 11. a stirring knife; 12. an electric motor; 13. a rotating shaft; 14. a crushing knife; 15. a blower; 16. a heater; 17. a pipe; 18. an air outlet; 19. a bevel baffle; 20. a discharge hole; 21. and an inclined outlet.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a polypropylene production is with melting extrusion device, includes box 1, and box 1 internal fixation welding has inclined baffle 19, is provided with agitator tank 2 and hot melt case 3 on the inclined baffle 19 respectively, and the raw materials is evenly stirred through agitator tank 2 when using, then melts to hot melt case 3;

the upper end of the stirring box 2 is provided with a stirring assembly, the stirring assembly comprises a driving motor 8, a transmission rod 9 and stirring rods 10, the driving motor 8 is fixed at the upper end of the box body 1 through a fixing frame, one end of the transmission rod 9 is connected with the output end of the driving motor 8 through a first rotating bearing, one end of each stirring rod 10 is fixedly connected with the other end of the transmission rod 9, stirring blades 11 are fixed at the upper end of each stirring rod 10, the stirring blades 11 are correspondingly provided with a plurality of groups, the stirring rods 10 are arranged inside the stirring box 2, and when in use, the output end of the driving motor 8 can drive the stirring rods 10 to rotate through the first rotating bearing, so that the stirring blades 11 can be driven to cut raw materials;

the side wall of the stirring box 2 is fixedly welded with a supporting frame 4, a supporting plate 5 is fixed on the supporting frame 4, a crushing assembly is arranged on the supporting plate 5, one end of the crushing assembly and one end of the stirring assembly are both positioned in the stirring box 2, the crushing assembly comprises an electric motor 12, a rotating shaft 13 and a crushing cutter 14, the electric motor 12 is fixed at the upper end of the supporting plate 5, one end of the rotating shaft 13 is connected with the output end of the electric motor 12 through a second rotating bearing, the crushing cutter 14 is fixedly arranged on the rotating shaft 13, and when the stirring box is used, the electric motor 12 can rotate the rotating shaft 13, so that the crushing cutter 14 can crush the raw materials in the first stirring process and can be mixed for the second time;

the inside of hot melt case 3 is provided with heating element, the intercommunication has communication port 6 between agitator tank 2 and the hot melt case 3, the inside of box 1 is provided with extruder 7, heating element includes air-blower 15, heater 16 and pipeline 17, air-blower 15 is fixed in box 1 upper end, heater 16 and pipeline 17 are all fixed in inside the hot melt case 3, the air outlet of air-blower 15 communicates in hot melt case 3 inside and pipeline 17 intercommunication through the connecting pipe, the heating end and the pipeline 17 intercommunication of heater 16, the multiunit air outlet 18 has been seted up on the pipeline 17, inclined baffle 19 is located the upper end of hot melt case 3 and has been seted up discharge opening 20, discharge opening 20 and hot melt case 3 bottom intercommunication, discharge opening 20 communicates with extruder 7 through the discharging pipe, set up oblique export 21 on the box 1, heating element can heat the hot melt incasement, communicate with the extruder through the discharge opening, the extruder 7 intercommunication has been seted up oblique export 21 on the box 1, raw materials in the box 1 can extrude through extruder 7 during the use.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Claims

1. The utility model provides a polypropylene production is with melting extrusion device, includes box (1), its characterized in that: the utility model discloses a hot melt tank, including box (1), stirring tank (2), hot melt tank (3), support frame (4), support frame (5), crushing subassembly, heating element, extruding machine (7) are provided with in the inside of box (1), box (1) internal fixation welding has inclined baffle (19), be provided with stirring tank (2) and hot melt tank (3) on inclined baffle (19) respectively, the upper end of stirring tank (2) is provided with stirring subassembly, fixed welding has support frame (4) on the lateral wall of stirring tank (2), be provided with crushing subassembly on support frame (5), crushing subassembly all is located inside stirring tank (2) with stirring subassembly one end, the inside of hot melt tank (3) is provided with heating element, the intercommunication has intercommunication mouth (6) between stirring tank (2) and the hot melt tank (3).

2. The melt extrusion apparatus for polypropylene production according to claim 1, wherein: the stirring assembly comprises a driving motor (8), a transmission rod (9) and a stirring rod (10), wherein the driving motor (8) is fixed with the upper end of the box body (1) through a fixing frame, one end of the transmission rod (9) is connected with the output end of the driving motor (8) through a first rotating bearing, and one end of the stirring rod (10) is fixedly connected with the other end of the transmission rod (9).

3. The melt extrusion apparatus for polypropylene production according to claim 2, wherein: the stirring rod (10) is fixed with stirring blades (11) at the upper end, the stirring blades (11) are correspondingly provided with a plurality of groups, and the stirring rod (10) is arranged inside the stirring box (2).

4. The melt extrusion apparatus for polypropylene production according to claim 1, wherein: the smashing component comprises an electric motor (12), a rotating shaft (13) and a smashing knife (14), wherein the electric motor (12) is fixed at the upper end of the supporting plate (5), one end of the rotating shaft (13) is connected with the output end of the electric motor (12) through a second rotating bearing, the other end of the rotating shaft (13) is embedded on the inner wall of the hot melting box (3) through a third rotating bearing, and the smashing knife (14) is fixedly arranged on the rotating shaft (13).

5. The melt extrusion apparatus for polypropylene production according to claim 1, wherein: the heating assembly comprises a blower (15), a heater (16) and a pipeline (17), wherein the blower (15) is fixed at the upper end of the box body (1), and the heater (16) and the pipeline (17) are both fixed inside the hot melting box (3).

6. The melt extrusion apparatus for polypropylene production according to claim 5, wherein: the air outlet of the air blower (15) is communicated with the inside of the hot melting box (3) and is communicated with the pipeline (17) through a connecting pipe, the heating end of the heater (16) is communicated with the pipeline (17), and a plurality of groups of air outlets (18) are formed in the pipeline (17).

7. The melt extrusion apparatus for polypropylene production according to claim 1, wherein: the inclined baffle plate (19) is positioned at the upper end of the hot melting box (3) and provided with a discharge hole (20), the discharge hole (20) is communicated with the bottom of the hot melting box (3), the discharge hole (20) is communicated with the extruder (7) through a discharge pipe, and the box body (1) is provided with an inclined outlet (21).