阅读说明：本技术 一种塑料薄膜吹膜机 (Plastic film blowing machine ) 是由 王菊明 于 2020-12-01 设计创作，主要内容包括：本发明公开了一种塑料薄膜吹膜机,包括挤出组件,吹膜组件,供气组件,电控柜和PLC控制器,通过设置供气组件,使用时,PLC控制器控制气泵通电运行,通过输气管为吹膜管输送气体,通过流量调节阀调节气泵向吹膜管内部输送的气体流量,便于进行吹膜压力的控制,保证吹膜压力的稳定,提高吹膜机的吹膜质量；通过设置挤出组件,物料从进料管进入挤出箱内,PLC控制器控制加热板和挤出电机通电运行,加热板对挤出箱内的物料进行加热,挤出电机带动挤出箱内的挤出辊转动,通过挤出头将熔融的物料挤出,便于后续进行吹膜作业,保温层对加热板产生的热量进行保温的作用,避免热量出现散失的现象,提高加热板的加热效率。(The invention discloses a plastic film blowing machine, which comprises an extrusion assembly, a film blowing assembly, a gas supply assembly, an electric control cabinet and a PLC (programmable logic controller), wherein the gas supply assembly is arranged, when the plastic film blowing machine is used, the PLC controls a gas pump to be electrified and operated, gas is conveyed to a film blowing pipe through a gas pipe, the gas flow conveyed to the interior of the film blowing pipe by the gas pump is regulated through a flow regulating valve, the control of film blowing pressure is facilitated, the stability of the film blowing pressure is ensured, and the film blowing quality of the film blowing machine is improved; extrude the subassembly through setting up, the material gets into from the inlet pipe and extrudes the incasement, PLC controller control hot plate and extrusion motor circular telegram operation, the hot plate heats the material of extruding the incasement, extrusion motor drives the extrusion roller of extruding the incasement and rotates, extrude the fused material through extruding the head, the follow-up blown film operation of being convenient for, the heat preservation carries out heat retaining effect to the heat that the hot plate produced, avoid the heat phenomenon that scatters and disappears to appear, improve the heating efficiency of hot plate.)

1. A plastic film inflation film manufacturing machine which is characterized in that: the device comprises an extrusion component (1), a film blowing component (2), an air supply component (3), an electric control cabinet (4) and a PLC (programmable logic controller) (5), wherein the lower end of the film blowing component (2) is arranged at the tail end of the extrusion component (1); the air supply assembly (3) is arranged below one side of the film blowing assembly (2) departing from the extrusion assembly (1); the electric control cabinet (4) and the PLC (5) are arranged at the lower end of the front side of the extrusion assembly (1);

the extrusion assembly (1) comprises an extrusion box (11), an extrusion motor (12), a feeding pipe (13), a heating plate (14), a heat insulation layer (15) and an extrusion head (16), wherein an extrusion roller is arranged in the extrusion box (11) through a shaft sleeve; the extrusion motor (12) is arranged at one end of the extrusion box (11) deviating from the film blowing assembly (2), and an output shaft of the extrusion motor (12) is connected with a main shaft of an extrusion roller of the extrusion box (11) through a coupler; the feeding pipe (13) is arranged on one side, close to the extruding motor (12), above the extruding box (11); the heating plates (14) are multiple, and the heating plates (14) are arranged at one end, close to the film blowing assembly (2), of the outer side of the extrusion box (11); the heat-insulating layer (15) is arranged on the outer side of the heating plate (14); the extrusion head (16) is arranged at one end of the extrusion box (11) departing from the extrusion motor (12).

2. The plastic film blowing machine according to claim 1, characterized in that: the electric control cabinet (4) is connected with commercial power through a wire; the PLC (5) is connected with the electric control cabinet (4) through a wire; the size of the extrusion roller of the extrusion box (11) is matched with that of the extrusion box (11); the extrusion motor (12) is respectively connected with the electric control cabinet (4) and the PLC (5) through wires; the feeding pipe (13) is communicated with the interior of the extrusion box (11); the heating plate (14) is respectively connected with the electric control cabinet (4) and the PLC (5) through wires, and the inner side of the heating plate (14) is attached to the outer side of the extrusion box (11); and the two ends of the heat-insulating layer (15) are attached to the outer side of the extrusion box (11).

3. The plastic film blowing machine according to claim 1, characterized in that: the film blowing assembly (2) comprises a support (21), a film blowing box (22), a connecting rod (23), a film blowing pipe (24), an air outlet (25), a protection plate (26), a protection groove (27), a forming roller (28) and a protection cover (29), wherein the film blowing box (22) is arranged on one side, away from the extrusion box (11), of the extrusion head (16); the bracket (21) is arranged on the outer side of the film blowing box (22); the lower end of the connecting rod (23) is connected with the middle position of the tail end of the extrusion head (16), and the connecting rod (23) is positioned inside the film blowing box (22); the film blowing pipe (24) is arranged above the connecting rod (23), and the upper end of the film blowing pipe (24) penetrates above the film blowing box (22); the number of the air outlets (25) is multiple, and the air outlets (25) are formed in the outer side of the film blowing pipe (24); the protective cover (29) is arranged on the inner side of the bracket (21), and the lower end of the protective cover (29) is connected with the upper end of the film blowing box (22); the protective plates (26) are multiple, the protective plates (26) are arranged inside the protective cover (29), the outer sides of the protective plates (26) penetrate through the outer sides of the protective cover (29), and the outer sides of the protective plates (26) are connected with the inner sides of the supports (21); the protective groove (27) is formed in the middle of the protective plate (26); the forming rollers (28) are multiple, and the forming rollers (28) are arranged above the bracket (21).

4. A plastic film blowing machine according to claim 3, characterized in that: the upper end of the film blowing box (22) is provided with a through groove; the connecting rod (23) is L-shaped; the air outlets (25) are uniformly distributed on the outer side of the film blowing pipe (24); the protection plates (26) are arranged in parallel, and the protection plates (26) are arranged at equal intervals; the protective groove (27) is aligned with the through groove of the film blowing box (22), and the size of the protective groove (27) is matched with that of the through groove of the film blowing box (22); the protective cover (29) is made of acrylic materials.

5. The plastic film blowing machine according to claim 1, characterized in that: the air supply assembly (3) comprises an air pump (31), an air pipe (32) and a flow regulating valve (33), and the air pump (31) is arranged below one side of the support (21) deviating from the extrusion box (11); one end of the air pipe (32) is connected with the outlet of the air pump (31), and the other end of the air pipe (32) is connected with the outer side of the film blowing pipe (24); the flow regulating valve (33) is arranged on the air conveying pipe (32).

6. The plastic film blowing machine of claim 5, wherein: the air pump (31) is respectively connected with the electric control cabinet (4) and the PLC (5) through wires; the gas pipe (32) is communicated with the inside of the film blowing pipe (24); the flow regulating valve (33) is used for regulating the gas flow delivered to the interior of the film blowing pipe (24) by the gas pump (31).

Technical Field

The invention relates to the technical field of plastic film production equipment, in particular to a plastic film blowing machine.

Background

The inflation film manufacturing machine is to melt the plastic pellet heating and blow into the film again, the inflation film manufacturing machine divides a lot of, have PE, POF, PVC etc. what blow off with brand-new particle is new material, the color and luster is all symmetric, clean, the sack is tensile good, the inflation film manufacturing machine production is that the membrane is applicable to various high-grade film packing, current plastic film inflation film manufacturing machine is not convenient for carry out the control of blown film pressure, cause blown film pressure unstability easily, reduce the blown film quality of inflation film manufacturing machine, consequently, need develop a plastic film inflation film manufacturing machine urgently, in order to solve above-mentioned problem, and the marketing and the application of being convenient for.

Therefore, a plastic film blowing machine is provided.

Disclosure of Invention

The invention aims to provide a plastic film blowing machine, which is provided with a gas supply assembly, wherein when in use, a PLC controller controls a gas pump to be electrified and operated, the gas is conveyed to a film blowing pipe through a gas conveying pipe, the gas flow conveyed to the interior of the film blowing pipe by the gas pump is regulated through a flow regulating valve, the control of film blowing pressure is convenient to carry out, the stability of the film blowing pressure is ensured, the film blowing quality of the film blowing machine is improved, the material enters an extrusion box from a feed pipe, the PLC controller controls a heating plate and an extrusion motor to be electrified and operated, the heating plate heats the material in the extrusion box, the extrusion motor drives an extrusion roller in the extrusion box to rotate, the molten material is extruded through an extrusion head, the subsequent film blowing operation is convenient, a heat preservation layer plays a role in preserving heat generated by the heating plate, the phenomenon of heat dissipation is avoided, and the heating efficiency of the heating plate is improved, the blown film subassembly that sets up, the fused material is carried to blown film pipe department through the connecting rod, the gas that the air feed subassembly was carried is discharged from the gas outlet, carry out the blown film to the fused material, reach the purpose of plastic film blown film, the protection casing is protected the film of blown film, avoid external dust to cause the pollution to the film, the gas outlet is in the outside evenly distributed of blown film pipe, it is even to make giving vent to anger of blown film pipe, guarantee the product quality of blown film machine, in order to solve the problem that mentions in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a plastic film blowing machine comprises an extrusion assembly, a film blowing assembly, an air supply assembly, an electric control cabinet and a PLC (programmable logic controller), wherein the lower end of the film blowing assembly is installed at the tail end of the extrusion assembly; the air supply assembly is arranged below one side of the film blowing assembly, which is far away from the extrusion assembly; the electric control cabinet and the PLC are arranged at the lower end of the front side of the extrusion assembly;

the extrusion assembly comprises an extrusion box, an extrusion motor, a feeding pipe, a heating plate, a heat insulation layer and an extrusion head, wherein an extrusion roller is arranged in the extrusion box through a shaft sleeve; the extrusion motor is arranged at one end of the extrusion box, which is far away from the film blowing assembly, and an output shaft of the extrusion motor is connected with a main shaft of an extrusion roller of the extrusion box through a coupler; the feeding pipe is arranged on one side, close to the extrusion motor, above the extrusion box; the heating plates are arranged at one end, close to the film blowing assembly, of the outer side of the extrusion box; the heat insulation layer is arranged on the outer side of the heating plate; the extrusion head is arranged at one end of the extrusion box, which is far away from the extrusion motor.

Preferably, the electric control cabinet is connected with a mains supply through a wire; the PLC is connected with the electric control cabinet through a wire; the size of the extrusion roller of the extrusion box is matched with that of the extrusion box; the extrusion motor is respectively connected with the electric control cabinet and the PLC through wires; the feeding pipe is communicated with the interior of the extrusion box; the heating plate is respectively connected with the electric control cabinet and the PLC through leads, and the inner side of the heating plate is attached to the outer side of the extrusion box; and the two ends of the heat-insulating layer are attached to the outer side of the extrusion box.

Preferably, the film blowing assembly comprises a support, a film blowing box, a connecting rod, a film blowing pipe, an air outlet, a protection plate, a protection groove, a forming roller and a protection cover, wherein the film blowing box is arranged on one side of the extrusion head, which is far away from the extrusion box; the bracket is arranged on the outer side of the film blowing box; the lower end of the connecting rod is connected with the middle position of the tail end of the extrusion head, and the connecting rod is positioned inside the film blowing box; the film blowing pipe is arranged above the connecting rod, and the upper end of the film blowing pipe penetrates to the upper part of the film blowing box; the number of the air outlets is multiple, and the air outlets are formed in the outer side of the film blowing pipe; the protective cover is arranged on the inner side of the support, and the lower end of the protective cover is connected with the upper end of the film blowing box; the protective device comprises a plurality of protective plates, a support and a plurality of protective plates, wherein the protective plates are arranged inside the protective cover, the outer sides of the protective plates penetrate through the outer sides of the protective cover, and the outer sides of the protective plates are connected with the inner side of the support; the protective groove is formed in the middle of the protective plate; the forming rollers are multiple and are arranged above the support.

Preferably, the upper end of the film blowing box is provided with a through groove; the connecting rod is L-shaped; the air outlets are uniformly distributed on the outer side of the film blowing pipe; the protection plates are arranged in parallel and are arranged at equal intervals; the protective groove is aligned with the through groove of the film blowing box, and the size of the protective groove is matched with that of the through groove of the film blowing box; the protection casing adopts ya keli material.

Preferably, the air supply assembly comprises an air pump, an air conveying pipe and a flow regulating valve, and the air pump is arranged below one side of the support, which is far away from the extrusion box; one end of the gas pipe is connected with the outlet of the gas pump, and the other end of the gas pipe is connected with the outer side of the film blowing pipe; the flow regulating valve is arranged on the gas pipe.

Preferably, the air pump is respectively connected with the electric control cabinet and the PLC controller through wires; the gas transmission pipe is communicated with the inside of the film blowing pipe; and the flow regulating valve is used for regulating the gas flow delivered to the interior of the film blowing pipe by the gas pump.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the film blowing machine, the gas supply assembly is arranged, when the film blowing machine is used, the PLC controls the gas pump to be electrified and operated, gas is conveyed to the film blowing pipe through the gas conveying pipe, the flow of the gas conveyed to the interior of the film blowing pipe by the gas pump is adjusted through the flow adjusting valve, the control of film blowing pressure is facilitated, the stability of the film blowing pressure is ensured, and the film blowing quality of the film blowing machine is improved;

2. according to the invention, the extrusion assembly is arranged, materials enter the extrusion box from the feeding pipe, the PLC controls the heating plate and the extrusion motor to be electrified and operated, the heating plate heats the materials in the extrusion box, the extrusion motor drives the extrusion roller in the extrusion box to rotate, the molten materials are extruded through the extrusion head, the subsequent film blowing operation is facilitated, the heat insulation layer performs the heat insulation effect on the heat generated by the heating plate, the heat loss phenomenon is avoided, and the heating efficiency of the heating plate is improved;

3. according to the plastic film blowing device, the film blowing component is arranged, molten materials are conveyed to the film blowing pipe through the connecting rod, gas conveyed by the gas supply component is discharged from the gas outlet to blow the molten materials, the purpose of blowing a plastic film is achieved, the protective cover protects the film of the film blowing pipe, pollution of external dust to the film is avoided, the gas outlet is uniformly distributed on the outer side of the film blowing pipe, gas outlet of the film blowing pipe is uniform, and product quality of the film blowing machine is guaranteed.

Drawings

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

FIG. 2 is a schematic view of the structure of an extrusion assembly of the present invention;

FIG. 3 is a schematic structural view of a blown film assembly of the present invention;

fig. 4 is a schematic structural view of the gas supply assembly of the present invention.

In the figure: 1. an extrusion assembly; 11. an extrusion box; 12. an extrusion motor; 13. a feed pipe; 14. heating plates; 15. a heat-insulating layer; 16. an extrusion head; 2. a film blowing assembly; 21. a support; 22. a film blowing box; 23. a connecting rod; 24. blowing a film tube; 25. an air outlet; 26. a protection plate; 27. a protective bath; 28. a forming roller; 29. a protective cover; 3. a gas supply assembly; 31. an air pump; 32. a gas delivery pipe; 33. a flow regulating valve; 4. an electric control cabinet; 5. a PLC controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a plastic film blowing machine is shown in figures 1-2 and comprises an extrusion assembly 1, a film blowing assembly 2, an air supply assembly 3, an electric control cabinet 4 and a PLC (programmable logic controller) 5, wherein the lower end of the film blowing assembly 2 is arranged at the tail end of the extrusion assembly 1; the air supply assembly 3 is arranged below one side of the film blowing assembly 2, which is far away from the extrusion assembly 1; the electric control cabinet 4 and the PLC 5 are arranged at the lower end of the front side of the extrusion assembly 1;

the extrusion assembly 1 comprises an extrusion box 11, an extrusion motor 12, a feeding pipe 13, a heating plate 14, a heat insulation layer 15 and an extrusion head 16, wherein an extrusion roller is arranged in the extrusion box 11 through a shaft sleeve; the extrusion motor 12 is arranged at one end of the extrusion box 11, which is far away from the film blowing assembly 2, and an output shaft of the extrusion motor 12 is connected with a main shaft of an extrusion roller of the extrusion box 11 through a coupler; the feeding pipe 13 is arranged on one side, close to the extruding motor 12, above the extruding box 11; the heating plates 14 are multiple, and the heating plates 14 are arranged at one end of the outer side of the extrusion box 11 close to the film blowing assembly 2; the heat insulation layer 15 is arranged on the outer side of the heating plate 14; the extrusion head 16 is mounted at the end of the extrusion box 11 facing away from the extrusion motor 12.

Specifically, as shown in fig. 1-2, the electric control cabinet 4 is connected to the commercial power through a wire; the PLC 5 is connected with the electric control cabinet 4 through a wire; the size of the extrusion roller of the extrusion box 11 is matched with that of the extrusion box 11; the extrusion motor 12 is respectively connected with the electric control cabinet 4 and the PLC 5 through wires; the feeding pipe 13 is communicated with the interior of the extrusion box 11; the heating plate 14 is respectively connected with the electric control cabinet 4 and the PLC 5 through leads, and the inner side of the heating plate 14 is attached to the outer side of the extrusion box 11; and two ends of the heat-insulating layer 15 are attached to the outer side of the extrusion box 11.

Through adopting above-mentioned technical scheme, the material gets into extrusion case 11 from inlet pipe 13 in, PLC controller 5 control hot plate 14 and extrusion motor 12 circular telegram operation, hot plate 14 heats the material of extruding in 11, extrusion motor 12 drives the extrusion roller rotation of extruding in 11, extrude the fused material through extruding head 16, be convenient for follow-up blown film operation, heat preservation's effect is carried out to the heat that hot plate 14 produced to heat preservation layer 15, avoid the phenomenon that the heat appears scattering and disappearing, improve hot plate 14's heating efficiency.

Specifically, as shown in fig. 3, the film blowing assembly 2 comprises a support 21, a film blowing box 22, a connecting rod 23, a film blowing pipe 24, an air outlet 25, a protective plate 26, a protective groove 27, a forming roller 28 and a protective cover 29, wherein the film blowing box 22 is arranged on one side of the extrusion head 16, which is far away from the extrusion box 11; the bracket 21 is arranged on the outer side of the film blowing box 22; the lower end of the connecting rod 23 is connected with the middle position of the tail end of the extrusion head 16, and the connecting rod 23 is positioned inside the film blowing box 22; the film blowing pipe 24 is arranged above the connecting rod 23, and the upper end of the film blowing pipe 24 penetrates above the film blowing box 22; a plurality of air outlets 25 are adopted, and the air outlets 25 are formed in the outer side of the film blowing pipe 24; the protective cover 29 is arranged on the inner side of the bracket 21, and the lower end of the protective cover 29 is connected with the upper end of the film blowing box 22; the protection plate 26 is provided in plurality, and the protection plate 26 is installed inside the protection cover 29, the outer side of the protection plate 26 penetrates to the outer side of the protection cover 29, wherein the outer side of the protection plate 26 is connected with the inner side of the support 21; the protective groove 27 is formed in the middle of the protective plate 26; the forming roller 28 is provided in plurality, and the forming roller 28 is installed above the bracket 21.

Through adopting above-mentioned technical scheme, the fused material is carried to blown film pipe 24 department through connecting rod 23, and the gas that air feed subassembly 3 carried is discharged from gas outlet 25, blows the membrane to the fused material, reaches the purpose of plastic film blown film, and protection casing 29 protects the film of blown film, avoids external dust to cause the pollution to the film.

Specifically, as shown in fig. 3, a through groove is formed at the upper end of the film blowing box 22; the connecting rod 23 is L-shaped; the air outlets 25 are uniformly distributed on the outer side of the film blowing pipe 24; the protection plates 26 are arranged in parallel, and the protection plates 26 are arranged at equal intervals; the protective groove 27 is aligned with the through groove of the film blowing box 22, and the size of the protective groove 27 is matched with that of the through groove of the film blowing box 22; the protective cover 29 is made of acrylic materials.

By adopting the technical scheme, the air outlets 25 are uniformly distributed on the outer side of the film blowing pipe 24, so that the air outlet of the film blowing pipe 24 is uniform, and the product quality of the film blowing machine is ensured.

Specifically, as shown in fig. 4, the air supply assembly 3 includes an air pump 31, an air pipe 32 and a flow control valve 33, and the air pump 31 is installed below one side of the bracket 21 away from the extrusion box 11; one end of the air pipe 32 is connected with the outlet of the air pump 31, and the other end of the air pipe 32 is connected with the outer side of the film blowing pipe 24; the flow rate regulating valve 33 is mounted on the gas pipe 32.

By adopting the technical scheme, when the device is used, the PLC controller 5 controls the air pump 31 to be electrified and operated, and the air pipe 32 is used for conveying air for the film blowing pipe 24.

Specifically, as shown in fig. 4, the air pump 31 is connected to the electric control cabinet 4 and the PLC controller 5 through wires; the gas pipe 32 is communicated with the inside of the film blowing pipe 24; the flow regulating valve 33 is used for regulating the flow of the gas delivered by the air pump 31 to the interior of the film blowing pipe 24.

Through adopting above-mentioned technical scheme, adjust the gas flow that air pump 31 carried to blown film tube 24 inside through flow control valve 33, be convenient for carry out the control of blown film pressure, guarantee the stability of blown film pressure, improve the blown film quality of blown film machine.

The working principle is as follows: when the device is used, the electric control cabinet 4 is connected with commercial power to supply power for a system, the PLC 5 is electrified to operate to carry out system control, materials enter the extrusion box 11 from the feeding pipe 13, the PLC 5 controls the heating plate 14 and the extrusion motor 12 to be electrified to operate, the heating plate 14 heats the materials in the extrusion box 11, the extrusion motor 12 drives the extrusion rollers in the extrusion box 11 to rotate, the molten materials are extruded through the extrusion head 16 to facilitate subsequent film blowing operation, the heat insulation layer 15 has the heat insulation effect on the heat generated by the heating plate 14 to avoid the phenomenon of heat dissipation, the heating efficiency of the heating plate 14 is improved, the PLC 5 controls the air pump 31 to be electrified to operate, the air is delivered to the film blowing pipe 24 through the air delivery pipe 32, the air flow delivered to the interior of the film blowing pipe 24 through the flow regulating valve 33 is regulated 31, the control of the film blowing pressure is facilitated, and the stability of the film blowing pressure is ensured, improve inflation film manufacturing quality of inflation film manufacturing machine, fused material passes through connecting rod 23 and carries to 24 departments of inflation film manufacturing pipe, and the gas that air feed subassembly 3 carried is discharged from gas outlet 25, carries out the inflation film manufacturing to fused material, reaches the purpose of plastic film inflation film manufacturing, and protection casing 29 protects the film of inflation film manufacturing, avoids external dust to cause the pollution to the film.

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.