CN217346638U

CN217346638U - Plastic film extrusion blowing production equipment

Info

Publication number: CN217346638U
Application number: CN202221421706.1U
Authority: CN
Inventors: 马福生
Original assignee: Hebei Fusheng Plastic Packaging Products Co ltd
Current assignee: Hebei Fusheng Plastic Packaging Products Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-02
Anticipated expiration: 2032-06-08

Abstract

The utility model relates to the technical field of production equipment, in particular to plastic film extrusion-blowing production equipment, which preheats materials, shortens the heating and melting distance, shortens the material conveying distance after melting, reduces the quantity of materials adhered to the inner wall of an extruder main body and a first spiral conveying blade, prolongs the stable use time of the device, indirectly saves the production time and improves the production efficiency of plastic films; including extruder main part, cartridge heater, stock case, power unit, reciprocal lead screw, slide bar, two sets of sliders, heating ring, carry axle and first screw conveyor blade, the extruder main part is fixed subaerial, and the extruder main part is inside to be provided with carries the chamber, and the right-hand member is provided with extrudes the head to extrude the head and be connected with outside wind ring blowing mechanism, the fixed suit of cartridge heater is on the lateral wall of extruder main part, cartridge heater and outside power electric connection.

Description

Plastic film extrusion blowing production equipment

Technical Field

The utility model relates to a technical field of production facility especially relates to a plastic film extrusion blow production facility.

Background

With the progress of human science and technology, plastic films have replaced most of paper packages as packages, the demand of the films is huge, the films are generally produced by adopting a flat extrusion blow-up method for blow molding, in the molding process, raw materials are firstly melted and plasticized in an extruder, the melted raw materials are extruded to form a thin-wall tube through a head of a blow molding machine, then compressed air is ejected from a mandrel of the head to blow the thin-wall tube to form a film tube, the film tube is cooled by a wind ring, the cooled film tube is clamped and flattened through a herringbone plate to form a jointed film, finally the film is drawn to a winding roller through a drawing roller to be wound to form a film product, the existing extruder mostly conveys the materials by virtue of a screw, the materials are melted by virtue of a heating cylinder arranged on the outer wall of the extruder in the conveying process, in order to ensure that the materials can be completely melted when conveyed to an extrusion head, can set up longer transport distance, nevertheless because the transport of longer distance can lead to the material to melt a large amount of adhesions in-process on the inner wall of extruder and screw shaft, increase driven load still can arouse the inside jam of equipment when serious, lead to the device steady operation time shorter, extravagant production time has reduced production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a preheat the material for the distance that the heating melts shortens, thereby makes the material transport distance after melting shorten, has reduced the quantity of material adhesion on extruder main part inner wall and first helical conveying blade, has prolonged the time that the device used steadily, and then the indirect production time that has saved, has improved the crowded production facility that blows of plastic film production efficiency.

The utility model discloses a plastic film extrusion blowing production equipment, which comprises an extruder main body, a heating cylinder, a storage box, a power mechanism, a reciprocating screw, a slide bar, two groups of sliders, a heating ring, a conveying shaft and a first spiral conveying blade, wherein the extruder main body is fixed on the ground, a conveying cavity is arranged inside the extruder main body, an extrusion head is arranged at the right end, the extrusion head is connected with an external wind ring blowing mechanism, the heating cylinder is fixedly sleeved on the outer side wall of the extruder main body, the heating cylinder is electrically connected with an external power supply, the storage box is fixed on the left side of the top end of the extruder main body, a feeding hopper is arranged on the front side of the top end of the storage box, the reciprocating screw is rotatably connected with the top end of the extruder main body through the power mechanism, the reciprocating screw is positioned on the left side of the storage box, the slide bar is fixed on the top end of the extruder main body, the slide bar is positioned on the right side of the storage box, one group of the two groups of sliders is in screwed connection with the reciprocating screw, the other group of sliding blocks are connected with the sliding rods in a sliding mode, the heating ring is fixed between the two groups of sliding blocks and can penetrate through the material storage box and be electrically connected with an external power supply, the conveying shaft is rotatably connected with the extruder body through a power mechanism, and the first spiral conveying blade is fixed on the conveying shaft; the heating ring is heated by switching on a power supply, the reciprocating screw rod is driven to rotate by the power mechanism, the sliding block drives the heating ring to move up and down under the matching use of the sliding rod, so that the heating ring can uniformly heat the storage box, when the temperature of the storage box reaches a certain height, materials are put into the storage box, the storage box transmits heat to the materials, the materials in the storage box are preheated, the power mechanism drives the conveying shaft and the first spiral conveying blades to rotate, the preheated materials in the storage box are conveyed to the right through the first spiral conveying blades, the materials in the conveying cavity of the extruder main body are heated and melted by the heating cylinder, and at the moment, the preheated materials are quickly melted, so the distance of the heating cylinder is relatively shortened, and the conveying distance of the melted materials is shortened, the quantity of material adhesion on extruder main part inner wall and first helical conveying blade has been reduced, has prolonged the time that the device used steadily, and then the indirectness has saved production time, has improved the efficiency of plastic film production.

Preferably, the power mechanism comprises a motor fixing frame, a motor, a rotating shaft, a fixing block, a first bevel gear, a second bevel gear, two groups of chain wheels and a chain, the motor is fixed on the right side of the top end of the storage box through the motor fixing frame, the output end of the motor is connected with the rotating shaft, the rotating shaft is rotatably connected with the fixing block, the fixing block is fixed on the left side of the top end of the heating cylinder, the first bevel gear is fixed on the left side of the rotating shaft, the first bevel gear is in meshing transmission connection with the second bevel gear, the second bevel gear is fixed on the top end of the reciprocating screw rod, the two groups of chain wheels are respectively fixed on the left ends of the rotating shaft and the conveying shaft, and the two groups of chain wheels are in transmission connection through the chain; drive the axis of rotation through the motor and rotate for the axis of rotation drives first bevel gear and rotates, and first bevel gear is connected with second bevel gear meshing transmission, thereby makes reciprocal lead screw rotate, and the axis of rotation drives the sprocket and rotates, connects through chain drive between two sets of sprockets, thereby makes the transport axle rotate, provides power for the rotation of reciprocal lead screw and transport axle.

Preferably, the stirring device also comprises a third bevel gear, a fourth bevel gear, a plurality of groups of stirring rods of the stirring shaft and second spiral conveying blades, wherein the third bevel gear is fixed on the rotating shaft, the third bevel gear is in meshing transmission connection with the fourth bevel gear, the fourth bevel gear is fixed at the top end of the stirring shaft, the stirring shaft is in rotating connection with the middle part of the top end of the storage box, the plurality of groups of stirring rods are uniformly fixed on the stirring shaft, and the second spiral conveying blades are fixed below the stirring shaft; drive third bevel gear through the axis of rotation and rotate, third bevel gear is connected with fourth bevel gear meshing transmission to make the (mixing) shaft drive puddler and second screw conveyor blade rotate, stir the material through the puddler, make the material can the thermally equivalent, and through second screw conveyor blade with the stable transport extruder main part of material in, avoid the material to pile up the jam in the bottom of storage tank, improve device's result of use.

Preferably, the extruder further comprises two groups of limiting blocks and two groups of right-angle reinforcing limiting blocks, the two groups of limiting blocks are respectively fixed at the left end and the right end of the upper part of the storage box, the two groups of right-angle reinforcing limiting blocks are respectively symmetrically fixed at the left end and the right end below the storage box, the right-angle reinforcing limiting blocks are connected with the top end of the extruder main body, the left limiting block and the right-angle reinforcing limiting block are respectively rotatably connected with the upper side and the lower side of the reciprocating screw rod, and the right limiting block and the right-angle reinforcing limiting block are respectively fixedly connected with the upper side and the lower side of the slide rod; strengthen the stopper through setting up stopper and right angle, carry on spacingly to the slider, avoid slider and reciprocal lead screw or slide bar to break away from, strengthen the stopper through setting up the right angle simultaneously, strengthen the intensity of stock case and extruder body coupling, improve the stability of the whole use of device.

Preferably, the vibration isolation device also comprises a vibration isolation cushion, wherein the vibration isolation cushion is fixed between the motor fixing frame and the motor; through setting up the shock insulation pad, reduce vibrations and to the influence of motor, ensure the steady operation of motor.

Preferably, the motor is a noise reduction motor; through setting up amortization motor, noise pollution reduces, further improves the result of use of device.

Preferably, lubricating oil is coated between the first bevel gear and the second bevel gear and between the third bevel gear and the fourth bevel gear; by coating lubricating oil, the friction loss between the first bevel gear and the second bevel gear and between the third bevel gear and the fourth bevel gear is reduced, and the service life of the device is prolonged.

Compared with the prior art, the beneficial effects of the utility model are that: the heating ring is heated by switching on a power supply, the reciprocating screw rod is driven to rotate by the power mechanism, the sliding block drives the heating ring to move up and down under the matching use of the sliding rod, so that the heating ring can uniformly heat the storage box, when the temperature of the storage box reaches a certain height, materials are put into the storage box, the storage box transmits heat to the materials, the materials in the storage box are preheated, the power mechanism drives the conveying shaft and the first spiral conveying blades to rotate, the preheated materials in the storage box are conveyed to the right through the first spiral conveying blades, the materials in the conveying cavity of the extruder main body are heated and melted by the heating cylinder, and at the moment, the preheated materials are quickly melted, so the distance of the heating cylinder is relatively shortened, and the conveying distance of the melted materials is shortened, the quantity of material adhesion on extruder main part inner wall and first helical conveying blade has been reduced, has prolonged the time that the device used steadily, and then the indirectness has saved production time, has improved the efficiency of plastic film production.

Drawings

FIG. 1 is a schematic view of the front view and a partial cross-sectional structure of the present invention;

fig. 2 is a schematic view of the local axial structure of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 1 at A according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of the present invention at B in FIG. 1;

fig. 5 is an enlarged schematic view of fig. 1 at C according to the present invention;

in the drawings, the reference numbers: 1. an extruder body; 2. a heating cylinder; 3. a material storage box; 4. a reciprocating screw; 5. a slide bar; 6. a slider; 7. a heating ring; 8. a delivery shaft; 9. a first screw conveying blade; 10. a motor fixing frame; 11. a motor; 12. a rotating shaft; 13. a fixed block; 14. a first bevel gear; 15. a second bevel gear; 16. a sprocket; 17. a chain; 18. a third bevel gear; 19. a fourth bevel gear; 20. a stirring shaft; 21. a stirring rod; 22. a second screw conveying blade; 23. a limiting block; 24. a right-angle reinforcing limiting block; 25. provided is a shock insulation pad.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The extruder main body 1 is fixed on the ground, a conveying cavity is arranged inside the extruder main body 1, an extrusion head is arranged at the right end of the extruder main body 1 and is connected with an external air ring blow molding mechanism, the heating cylinder 2 is fixedly sleeved on the outer side wall of the extruder main body 1, the heating cylinder 2 is electrically connected with an external power supply, the storage box 3 is fixed on the left side of the top end of the extruder main body 1, a feeding hopper is arranged on the front side of the top end of the storage box 3, the motor 11 is fixed on the right side of the top end of the storage box 3 through a motor fixing frame 10, the output end of the motor 11 is connected with a rotating shaft 12, the rotating shaft 12 is rotatably connected with a fixing block 13, the fixing block 13 is fixed on the left side of the top end of the heating cylinder 2, a first bevel gear 14 is fixed on the left side of the rotating shaft 12, the first bevel gear 14 is in meshing transmission connection with a second bevel gear 15, and the second bevel gear 15 is fixed on the top end of the reciprocating screw rod 4, the reciprocating screw rod 4 is rotatably connected with the top end of the extruder main body 1, the reciprocating screw rod 4 is positioned on the left side of the storage box 3, the slide rod 5 is fixed on the top end of the extruder main body 1, the slide rod 5 is positioned on the right side of the storage box 3, one of the two groups of slide blocks 6 is in threaded connection with the reciprocating screw rod 4, the other group of slide blocks 6 is in sliding connection with the slide rod 5, the heating ring 7 is fixed between the two groups of slide blocks 6, the heating ring 7 can penetrate through the storage box 3, the heating ring 7 is electrically connected with an external power supply, the two groups of chain wheels 16 are respectively fixed at the left ends of the rotating shaft 12 and the conveying shaft 8, the two groups of chain wheels 16 are in transmission connection through a chain 17, the conveying shaft 8 is rotatably connected with the extruder main body 1, and the first spiral conveying blade 9 is fixed on the conveying shaft 8; the power is switched on to heat the storage box 3 by the heating ring 7, meanwhile, the rotating shaft 12 is driven to rotate by the motor 11, the rotating shaft 12 drives the first bevel gear 14 to rotate, the first bevel gear 14 is in meshed transmission connection with the second bevel gear 15, so that the reciprocating lead screw 4 rotates, the slider 6 drives the heating ring 7 to move up and down under the matching use of the slide bar 5, the heating ring 7 can uniformly heat the storage box 3, when the temperature of the storage box 3 reaches a certain height, materials are put into the storage box 3, at the moment, the storage box 3 transfers heat to the materials, so that the materials in the storage box 3 are preheated, the rotating shaft 12 drives the chain wheels 16 to rotate, the two groups of chain wheels 16 are in transmission connection through the chains 17, so that the conveying shaft 8 drives the first spiral conveying blades 9 to rotate, the preheated materials in the storage box 3 are conveyed rightwards through the first spiral conveying blades 9, and through heating cylinder 2 to the material of 1 transport intracavity of extruder main part heat and melt, the material that the process was preheated this moment can carry out quick melting, consequently heating cylinder 2's distance can shorten relatively for the material transport distance after melting shortens, has reduced the quantity of material adhesion on 1 inner wall of extruder main part and first helical conveying blade 9, has prolonged the time of device steady use, and then the indirectness has saved production time, has improved the efficiency of plastic film production.

As shown in fig. 1 to 5, the utility model relates to a plastic film extrusion-blowing production equipment, when it works, first, the power is switched on to heat the storage box 3 by the heating ring 7, meanwhile, the rotating shaft 12 is driven by the motor 11 to rotate, the rotating shaft 12 drives the first bevel gear 14 to rotate, the first bevel gear 14 is meshed with the second bevel gear 15 for transmission connection, thereby the reciprocating lead screw 4 is rotated, the slide block 6 drives the heating ring 7 to move up and down under the cooperation of the slide bar 5, the heating ring 7 can uniformly heat the storage box 3, when the temperature of the storage box 3 reaches a certain height, the material is put into the storage box 3, at this moment, the storage box 3 transfers the heat to the material, the material in the storage box 3 is preheated, and the rotating shaft 12 drives the chain wheel 16 to rotate, the two groups of chain wheels 16 are in transmission connection through the chain 17, thereby leading the conveying shaft 8 to drive the first spiral conveying blade 9 to rotate, leading the preheated material in the material storage box 3 to be conveyed rightwards through the first spiral conveying blade 9, heating and melting the material in the conveying cavity of the extruder main body 1 through the heating cylinder 2, leading the preheated material to be quickly melted at the moment, relatively shortening the distance of the heating cylinder 2, leading the conveying distance of the melted material to be shortened, reducing the quantity of the material adhered on the inner wall of the extruder main body 1 and the first spiral conveying blade 9, prolonging the stable use time of the device, further indirectly saving the production time, improving the production efficiency of plastic films, then driving the third bevel gear 18 to rotate through the rotating shaft 12, leading the third bevel gear 18 to be meshed with the fourth bevel gear 19 for transmission connection, leading the stirring shaft 20 to drive the stirring rod 21 and the second spiral conveying blade 22 to rotate, stir the material through puddler 21, make the material can the thermally equivalent, and through second auger delivery blade 22 with the stable transport extruder main part 1 of material, avoid the material to pile up the jam in the bottom of stock box 3, improve the result of use of device, then strengthen stopper 24 through setting up stopper 23 and right angle, it is spacing to slider 6, avoid slider 6 and reciprocal lead screw 4 or slide bar 5 to break away from, strengthen stopper 24 through setting up the right angle simultaneously, strengthen the intensity that stock box 3 and extruder main part 1 are connected, improve the stability of device whole use, and through setting up shock insulation pad 25, reduce the influence of vibrations to motor 11, ensure motor 11's steady operation.

The plastic film extrusion-blowing production equipment of the utility model adopts common mechanical modes such as installation mode, connection mode or arrangement mode, and can be implemented as long as the beneficial effects are achieved; the utility model discloses an extruder main part 1, cartridge heater 2 and the heating ring 7 of plastic film extrusion blow production facility are purchase on the market, and its mounting means, connected mode or setting mode are common mode to the concrete structure, model and the coefficient index of its all parts are its from taking the technique, as long as can reach all can implement of its beneficial effect, this industry technical staff only need according to its subsidiary service instruction install and operate can, and need not the technical staff in this field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A plastic film extrusion blowing production device is characterized by comprising an extruder main body (1), a heating cylinder (2), a storage box (3), a power mechanism, a reciprocating screw rod (4), a slide rod (5), two groups of slide blocks (6), a heating ring (7), a conveying shaft (8) and a first spiral conveying blade (9), wherein the extruder main body (1) is fixed on the ground, a conveying cavity is arranged inside the extruder main body (1), an extrusion head is arranged at the right end of the extruder main body and is connected with an external wind ring blow molding mechanism, the heating cylinder (2) is fixedly sleeved on the outer side wall of the extruder main body (1), the heating cylinder (2) is electrically connected with an external power supply, the storage box (3) is fixed on the left side of the top end of the extruder main body (1), a feeding hopper is arranged on the front side of the top end of the storage box (3), the reciprocating screw rod (4) is rotatably connected with the top end of the extruder main body (1) through the power mechanism, reciprocating screw (4) are located the left side of material storage box (3), and slide bar (5) are fixed on the top of extruder main part (1), slide bar (5) are located the right side of material storage box (3), a set of and reciprocating screw (4) threaded connection in two sets of sliders (6), another set of slider (6) and slide bar (5) sliding connection, and heating ring (7) are fixed between two sets of sliders (6), material storage box (3) can be passed in heating ring (7), heating ring (7) and outside power electric connection, and carry axle (8) to rotate through power unit and extruder main part (1) and be connected, first auger delivery blade (9) are fixed on carrying axle (8).

2. The plastic film extrusion-blowing production equipment as claimed in claim 1, wherein the power mechanism comprises a motor fixing frame (10), a motor (11), a rotating shaft (12), a fixing block (13), a first bevel gear (14), a second bevel gear (15), two sets of chain wheels (16) and a chain (17), the motor (11) is fixed on the right side of the top end of the storage box (3) through the motor fixing frame (10), the output end of the motor (11) is connected with the rotating shaft (12), the rotating shaft (12) is rotatably connected with the fixing block (13), the fixing block (13) is fixed on the left side of the top end of the heating cylinder (2), the first bevel gear (14) is fixed on the left side of the rotating shaft (12), the first bevel gear (14) is in meshing transmission connection with the second bevel gear (15), the second bevel gear (15) is fixed on the top end of the reciprocating screw (4), and the two sets of chain wheels (16) are respectively fixed on the left ends of the rotating shaft (12) and the conveying shaft (8), the two groups of chain wheels (16) are in transmission connection through a chain (17).

3. The plastic film extrusion-blowing production equipment as claimed in claim 1, further comprising a third bevel gear (18), a fourth bevel gear (19), a stirring shaft (20) and a plurality of groups of stirring rods (21) and second spiral conveying blades (22), wherein the third bevel gear (18) is fixed on the rotating shaft (12), the third bevel gear (18) is in meshed transmission connection with the fourth bevel gear (19), the fourth bevel gear (19) is fixed at the top end of the stirring shaft (20), the stirring shaft (20) is in rotary connection with the middle part of the top end of the storage box (3), the plurality of groups of stirring rods (21) are uniformly fixed on the stirring shaft (20), and the second spiral conveying blades (22) are fixed below the stirring shaft (20).

4. The plastic film extrusion and blowing production equipment as claimed in claim 1, further comprising two sets of limiting blocks (23) and two sets of right angle reinforcing limiting blocks (24), wherein the two sets of limiting blocks (23) are respectively fixed at the left and right ends of the upper portion of the storage box (3), the two sets of right angle reinforcing limiting blocks (24) are respectively symmetrically fixed at the left and right ends of the lower portion of the storage box (3), the right angle reinforcing limiting blocks (24) are connected with the top end of the extruder main body (1), the left limiting blocks (23) and the right angle reinforcing limiting blocks (24) are respectively rotatably connected with the upper and lower sides of the reciprocating screw (4), and the right limiting blocks (23) and the right angle reinforcing limiting blocks (24) are respectively fixedly connected with the upper and lower sides of the slide rod (5).

5. An extrusion blow production apparatus for plastic film according to claim 1, further comprising a vibration isolation pad (25), wherein the vibration isolation pad (25) is fixed between the motor fixing frame (10) and the motor (11).

6. An extrusion blow production plant for plastic films according to claim 1, characterised in that the motor (11) is a noise-reducing motor.

7. The plastic film extrusion-blow production apparatus as claimed in claim 1, wherein lubricating oil is applied between the first bevel gear (14) and the second bevel gear (15) and between the third bevel gear (18) and the fourth bevel gear (19).