CN116160670A

CN116160670A - Blowing device for PE film processing and blowing process thereof

Info

Publication number: CN116160670A
Application number: CN202310451327.XA
Authority: CN
Inventors: 黄玉娟; 尹坤
Original assignee: Xi'an Huawei Electronic Technology Co ltd
Current assignee: Guangdong Zhengri Paper Plastic Technology Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-05-26
Anticipated expiration: 2043-04-25
Also published as: CN116160670B

Abstract

The invention relates to the field of blow molding facilities, in particular to a blow molding device for PE film processing and a blow molding process thereof, comprising an extruder and a right-angle machine head fixedly arranged at the extrusion end of the extruder, wherein an air pump is arranged in front of the extruder, the air outlet end of the air pump is vertically communicated with an air pipe, the air pipe penetrates out of the right-angle machine head, two clamping rollers are symmetrically arranged right above the right-angle machine head, a guide roller is arranged behind the clamping rollers, the outer side of the guide roller and the upper end part of the right-angle machine head are covered with glass covers, and the air inlet end of the air pump is communicated with a heating dust removing piece.

Description

Blowing device for PE film processing and blowing process thereof

Technical Field

The invention relates to the field of blow molding facilities, in particular to a blow molding device for processing PE (polyethylene) films and a blow molding process thereof.

Background

PE film, i.e. polyethylene film, refers to film produced from PE particles. The PE film has the characteristics of moisture resistance, small moisture permeability and the like, wherein the PE film is produced by adopting a blowing device for blowing, however, when the existing blowing device works in a dusty environment, dust in the air can be blown into the PE thin-wall pipe to be blown together with the air under the action of an air pump, so that the PE thin-wall pipe is polluted by the dust, and the blowing quality of the PE film is seriously affected.

Disclosure of Invention

The invention aims to solve the defects in the background art and provides a blowing device for processing PE film and a blowing process thereof.

In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a blowing device is used in PE film processing, includes extruder and fixed mounting at the right angle aircraft nose of the extrusion end of extruder, the place ahead of extruder is provided with the air pump, the perpendicular intercommunication of the end of giving vent to anger of air pump has the trachea, the trachea runs through from the inside of right angle aircraft nose, the symmetry is provided with two pinch rolls directly over the right angle aircraft nose, the rear of pinch roll is provided with the deflector roll, the outside of pinch roll, the outside of deflector roll and the upper end cover of right angle aircraft nose are equipped with the glass cover, the inlet end intercommunication of air pump has the heating dust removal spare.

Preferably, the lower extreme fixed mounting of extruder has the frame, the front end of frame extends has and stretches out the frame, the air pump is fixed in and stretches out on the frame, the upper end fixed mounting of frame has the roller frame, the glass cover is fixed in on the roller frame, pinch rolls and deflector roll all rotate and run through in the side upper portion of roller frame, two pinch rolls's tip coaxial fixed mounting respectively has two connecting gear, two connecting gear mesh mutually.

Preferably, one of the clamping rollers is coaxially and fixedly provided with a second servo motor at the end part, a second motor frame is fixedly arranged at the upper end of the second servo motor, the end part of the second motor frame is fixedly connected with the roller frame, a first communicating pipe is fixedly communicated with the lower end part of the air pipe, the end part of the first communicating pipe is fixedly communicated with the air outlet end of the air pump, an air ring is fixedly arranged in the glass cover and is positioned right above the right-angle machine head, two guide sheets are arranged on the side surface of the roller frame in a splayed shape and are positioned right below the two clamping rollers, and the two guide sheets are positioned right above the air ring.

Preferably, the heating dust removing part comprises an air inlet shell communicated with an air inlet end of the air pump, a water tank is penetrated and inlaid on the lower end face of the air inlet shell, a dust blocking net is coaxially and fixedly arranged in the air inlet shell and located right above the side edge of the water tank, a heating wire is fixedly arranged in the air inlet shell and located on one side of the dust blocking net, a first servo motor is fixedly arranged on the upper end face of the air inlet shell, an output end of the first servo motor rotates and penetrates into the air inlet shell, a second shaft body is connected with the output end of the first servo motor, the shaft axis of the second shaft body is collinear with the shaft axis of the air inlet shell, a brush holder is fixedly arranged at one end of the second shaft body and attached to the other side of the dust blocking net.

Preferably, a motor frame is fixedly arranged on the side face of the first servo motor, the end portion of the first motor frame is fixedly connected with the air inlet shell, a second communicating pipe is fixedly communicated with the middle portion of the side face of the air inlet shell, the end portion of the second communicating pipe is fixedly communicated with the air inlet end of the air pump, two bevel gears are coaxially and fixedly arranged at the output end of the first servo motor and the other end of the second shaft body respectively, and the two bevel gears are meshed.

Preferably, the output end of the first servo motor is coaxially and fixedly provided with a large gear, the inner bottom surface of the water tank is fixedly provided with a filter screen cylinder, the upper end of the filter screen cylinder is fixedly communicated with a pipe shell, the upper end surface of the air inlet shell is penetrated and rotationally inlaid with a first shaft body, the first shaft body is positioned on the side of the first servo motor, the upper end of the first shaft body is coaxially and fixedly provided with a small gear, and the small gear is meshed with the large gear.

Preferably, the axis body rotates and runs through in the inside of tube shell and the inside of filter screen section of thick bamboo, the coaxial spiral leaf that inlays of surface of axis body has, the spiral leaf is located the inside of tube shell and the inside of filter screen section of thick bamboo, the inboard upper portion of air inlet shell is inlayed and is had the arc frame, the interior surface fixed mounting of arc frame has the otter board, the fixed intercommunication of surface upper edge department of tube shell has the connecting pipe, the tip of connecting pipe and the side middle part fixed intercommunication of arc frame, the outside cover of helical gear is equipped with the protective case, the upper end fixed mounting of protective case has even solid frame, even the tip of solid frame and the inner wall fixed connection of air inlet shell, the output of servo motor all runs through from the surface rotation of protective case.

The heating dust removing part further comprises a dust washing box communicated with the air inlet end of the air pump, air inlet pipes are fixedly connected to the left side wall and the right side wall of the dust washing box respectively, one ends of the two air inlet pipes are communicated with a high-pressure air pump together, one end of each air inlet pipe extending to the dust washing box is fixedly connected with an air outlet box, the inside of the air outlet box is of a hollow structure, the air inlet pipes are communicated with the air outlet box, a plurality of air outlet grid openings are formed in the side wall of the air outlet box at equal intervals, the air outlet grid openings are rectangular, the air outlet grid openings of the two air outlet boxes are oppositely arranged, air blocking plates are arranged on one sides, close to each other, of the two air outlet boxes penetrate through the side wall of the dust washing box, extend to the inside of the dust washing box and are in sliding connection with the dust washing box.

The utility model discloses a dust cleaning box, including the dust cleaning box, the fixed plate has been fixed on the lateral wall about the dust cleaning box, the draw-in groove has been seted up at the top of dust cleaning box on the fixed plate swing joint, the laminating is connected with sealed pad on the lateral wall of draw-in groove, and set up flutedly on the diapire of draw-in groove, the inside rigid coupling of recess has magnet two, the top of dust cleaning box has the top cap, the bottom rigid coupling of top cap has the cardboard, cardboard and draw-in groove swing joint, the inside rigid coupling of cardboard has dust removal cloth, and the bottom rigid coupling of cardboard has magnet one, the top of top cap still rigid coupling has the inlet tube and the outlet duct with the inlet end intercommunication of air pump, and the right side wall bottom of dust cleaning box still rigid coupling has the outlet pipe.

Also provided is a blow molding process for processing PE film, comprising the following steps:

s1: extruding the melted PE raw material into a thin-wall pipe by using an extruder;

s2: blowing the thin-wall pipe by using an air pump to enable the thin-wall pipe to be inflated, and then performing air cooling shaping;

s3: after shaping, the film is clamped flat by two clamping rollers to form a laminated film.

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

1. through the heating dust removal piece that sets up, can drive the gear wheel under the effect of servo motor No. one and rotate slowly, and then drive the pinion and rotate fast, make the spiral leaf on the axis body rotate fast and mention the water in with the basin and wash into the arc frame through the connecting pipe in, see through the mesh dispersion outflow on the otter board later and form the cascade, let the air after passing the cascade, can utilize the water of cascade to adsorb the big granule dust in the air to get rid of, the air after getting rid of passes the dust blocking net, with utilize the dust blocking net to get rid of the tiny particle dust in the air, in order to guarantee the cleanliness factor of gas when blowing, avoid the PE film to be polluted, with this blowing quality that improves the PE film.

2. And under the effect of water curtain, can get rid of most dust in the air, make the air when passing through the dust blocking net, can not adhere to a large amount of dust on the dust blocking net, simultaneously when servo motor still can drive the axis body of No. two simultaneously and rotate when driving the spiral blade and rotate, and then drive the brush yoke and rotate, with the dust that utilizes the pivoted brush yoke will adhere to on the dust blocking net sweep down and pile up in the aquatic that falls in the basin, with the dust adhesion volume on further reduction dust blocking net surface, make the air can not be blocked when getting into, the air input when guaranteeing the blowing with this.

3. And air can pass in the heater strip after passing through the dust blocking net to utilize the heat that the heater strip produced to get rid of the aqueous vapor that the air adsorbed when passing the cascade, in order to ensure the desiccation of air when blowing, avoid influencing subsequent forced air cooling design.

Drawings

FIG. 1 is a schematic view of a blowing device for processing PE film according to the present invention;

FIG. 2 is a schematic view of an air pump of a blow molding device for processing PE film according to the present invention;

FIG. 3 is a schematic view of another view of the blowing apparatus for processing PE film according to the invention;

FIG. 4 is a schematic diagram of a second servo motor of the blow molding device for PE film processing according to the present invention;

FIG. 5 is a cross-sectional view of the intake housing of the PE film processing blow molding apparatus of the present invention;

FIG. 6 is a cross-sectional view of a tube housing of a blow molding apparatus for processing PE film according to the present invention;

FIG. 7 is a schematic view of a dust box for PE film processing according to the present invention;

FIG. 8 is a schematic view of an outlet box for processing PE film according to the invention;

FIG. 9 is a schematic view of a top cover for PE film processing according to the invention.

In the figure: 1. an extruder; 2. an air pump; 3. an air inlet shell; 4. a first communicating pipe; 5. a right angle head; 6. an air pipe; 7. a glass cover; 8. a guide piece; 9. a nip roller; 10. a guide roller; 11. a roller frame; 12. a first servo motor; 13. a water tank; 14. a second communicating pipe; 15. a first motor frame; 16. a second motor frame; 17. a second servo motor; 18. a connecting gear; 19. a protruding frame; 20. a base; 21. a large gear; 22. a protective shell; 23. bevel gear; 24. a connecting and fixing frame; 25. a heating wire; 26. a dust blocking net; 27. a brush holder; 28. a filter screen cylinder; 29. a tube shell; 30. an arc frame; 31. a screen plate; 32. a connecting pipe; 33. a first shaft body; 34. a pinion gear; 35. spiral leaves; 36. a second shaft body; 37. a wind ring; 38. a dust washing box; 39. a fixing plate; 40. a bolt; 41. a gas blocking plate; 42. an air inlet pipe; 43. a sealing gasket; 44. a clamping groove; 45. a water inlet pipe; 46. an air outlet pipe; 47. a top cover; 48. a clamping plate; 49. dust removing cloth; 50. an air outlet box; 51. a water outlet pipe; 52. an air outlet gate; 53. and a magnet I.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Example 1

The blowing device for PE film processing shown in fig. 1-6 comprises an extruder 1 and a right-angle machine head 5 fixedly arranged at the extrusion end of the extruder 1, wherein an air pump 2 is arranged in front of the extruder 1, the air outlet end of the air pump 2 is vertically communicated with an air pipe 6, the air pipe 6 penetrates out of the right-angle machine head 5, two clamping rollers 9 are symmetrically arranged right above the right-angle machine head 5, a guide roller 10 is arranged behind the clamping rollers 9, a glass cover 7 is arranged outside the clamping rollers 9, outside the guide roller 10 and the upper end part of the right-angle machine head 5 in a covering manner, the glass cover 7 plays a role of covering dust shielding, and the air inlet end of the air pump 2 is communicated with a heating dust removing part.

The lower extreme fixed mounting of extruder 1 has frame 20, and the front end of frame 20 extends has and stretches out frame 19, and frame 20 plays the effect of carrying on extruder 1, and air pump 2 is fixed in and stretches out on frame 19, stretches out frame 19 and plays the effect of carrying on air pump 2, and the upper end fixed mounting of frame 20 has roller frame 11, and glass cover 7 is fixed in on roller frame 11, and pinch rolls 9 and deflector roll 10 all rotate and run through in the side upper portion of roller frame 11, and the tip of two pinch rolls 9 is coaxial fixed mounting respectively has two connecting gear 18, and two connecting gear 18 mesh mutually, and connecting gear 18 plays the effect of letting two pinch rolls 9 rotate in opposite directions, and deflector roll 10 plays the effect of guiding the film.

The end part of one clamping roller 9 is coaxially and fixedly provided with a second servo motor 17, the upper end of the second servo motor 17 is fixedly provided with a second motor frame 16, the end part of the second motor frame 16 is fixedly connected with the roller frame 11, the second motor frame 16 plays a role in fixing the second servo motor 17, the lower end part of the air pipe 6 is fixedly communicated with a first communicating pipe 4, the end part of the first communicating pipe 4 is fixedly communicated with the air outlet end of the air pump 2, the inside of the glass cover 7 is fixedly provided with an air ring 37, the air ring 37 is positioned right above the right-angle machine head 5, the air ring 37 is connected with an external fan for performing air cooling shaping, the side surface of the roller frame 11 is provided with two guide pieces 8 in a splayed shape, the two guide pieces 8 are positioned under the two clamping rollers 9, the guide pieces 8 play a role in guiding the blown thin-wall pipe between the two clamping rollers 9, and the two guide pieces 8 are positioned right above the air ring 37.

The heating dust removing part comprises an air inlet shell 3 communicated with the air inlet end of the air pump 2, a water tank 13 is penetrated and inlaid on the lower end surface of the air inlet shell 3, a dust blocking net 26 is coaxially and fixedly arranged in the air inlet shell 3, the water tank 13 plays a role in storing water, the dust blocking net 26 is positioned right above the side edge of the water tank 13, a heating wire 25 is fixedly arranged in the air inlet shell 3, the dust blocking net 26 plays a role in blocking dust in air, the heating wire 25 is positioned on one side of the dust blocking net 26, a first servo motor 12 is fixedly arranged on the upper end surface of the air inlet shell 3, the output end of the first servo motor 12 penetrates into the air inlet shell 3 in a rotating manner, a second shaft body 36 is connected to the output end of the first servo motor 12, the axis of the second shaft body 36 is collinear with the axis of the air inlet shell 3, one end of the second shaft body 36 is fixedly provided with a brush frame 27, the brush frame 27 is attached to the other side of the dust blocking net 26, and the second shaft body 36 plays a role in driving the brush frame 27 to rotate.

The side fixed mounting of servo motor 12 No. one has motor frame 15, the tip and the shell 3 fixed connection that admits air of motor frame 15 No. one, no. one motor frame 15 plays the effect of fixing servo motor 12 No. one, the side middle part fixed intercommunication of shell 3 of admitting air has No. two communicating pipes 14, no. two communicating pipes 14's tip and the air inlet end fixed intercommunication of air pump 2, the output of servo motor 12 and the other end coaxial fixed mounting respectively of No. two axis body 36 have two helical gears 23, two helical gears 23 mesh, helical gear 23 play the effect of connecting together No. two axis body 36 and No. one servo motor 12.

The gear wheel 21 is coaxially and fixedly arranged at the output end of the first servo motor 12, the filter screen cylinder 28 is fixedly arranged on the inner bottom surface of the water tank 13, the upper end of the filter screen cylinder 28 is fixedly communicated with the pipe shell 29, the filter screen cylinder 28 plays a role in blocking dust and impurities in water to ensure the cleanliness of the lifted water, the first shaft body 33 is penetrated and rotatably inlaid on the upper end surface of the air inlet shell 3, the first shaft body 33 is positioned on the side of the first servo motor 12, the pinion 34 is coaxially and fixedly arranged at the upper end of the first shaft body 33, the pinion 34 is meshed with the gear wheel 21, and the pinion 34 and the gear wheel 21 play a role in connecting the first shaft body 33 with the first servo motor 12 and accelerating the rotation of the first shaft body 33.

The first shaft body 33 rotates and runs through the inside of the pipe shell 29 and the inside of the filter screen cylinder 28, the spiral blade 35 is coaxially inlaid on the outer surface of the first shaft body 33, the spiral blade 35 is positioned in the inside of the pipe shell 29 and the inside of the filter screen cylinder 28, the spiral blade 35 plays a role in lifting water, the arc frame 30 is inlaid on the upper inner side of the air inlet shell 3, the arc frame 30 plays a role in covering and gathering water, the screen plate 31 is fixedly arranged on the inner surface of the arc frame 30, the connecting pipe 32 is fixedly communicated with the upper edge of the outer surface of the pipe shell 29, the screen plate 31 plays a role in allowing water to fall down, the end part of the connecting pipe 32 is fixedly communicated with the middle part of the side surface of the arc frame 30, the connecting pipe 32 plays a role in communicating the pipe shell 29 with the arc frame 30, the outer side of the bevel gear 23 is covered with the protective shell 22, the upper end part of the protective shell 22 is fixedly arranged with the fixing frame 24, the end part of the protective shell 22 plays a role in covering and protecting the bevel gear 23, the end part of the fixing frame 24 is fixedly connected with the inner wall of the air inlet shell 3, the second shaft body 36 and the output end of the first servo motor 12 rotate from the surface of the protective shell 22, and the fixing the protective shell 22 is fixedly arranged.

s1: extruding the melted PE raw material into a thin-wall pipe by using an extruder 1;

s2: blowing the thin-wall pipe by using an air pump 2 to make the thin-wall pipe blown up, and then performing air cooling shaping;

s3: after shaping, the film is flattened by two nip rollers 9 to form a laminated film.

Example two

The difference between the second embodiment and the first embodiment is that: as shown in fig. 7-9, the heating dust removing part further comprises a dust washing box 38 communicated with the air inlet end of the air pump 2, the left and right side walls of the dust washing box 38 are fixedly connected with air inlet pipes 42 respectively, one ends of the two air inlet pipes 42 are jointly communicated with a high-pressure air pump, one end of the air inlet pipe 42 extending to the dust washing box 38 is fixedly connected with an air outlet box 50, the inside of the air outlet box 50 is of a hollow structure, the air inlet pipe 42 is communicated with the air outlet box 50, a plurality of air outlet grid openings 52 are uniformly arranged on the side wall of the air outlet box 50 at intervals, the air outlet grid openings 52 of the two air outlet boxes 50 are rectangular, the air outlet grid openings 52 of the two air outlet boxes 50 are oppositely arranged, one sides of the two air outlet boxes 50 close to each other are respectively provided with a blocking plate 41, the blocking plate 41 penetrates through the side wall of the dust washing box 38 to extend into the inside of the dust washing box 38 and is in sliding connection with the dust washing box 38,

the high-pressure air pump provides powerful power to charge air to the air outlet box 50 through the air inlet pipe 42, air is blown out from the air outlet grid openings 52, the air enters the water when being blown out, the air can be fully contacted with the water, large-particle dust in the air is adsorbed and removed by the water, the dust removing effect is improved, the rectangular air outlet grid openings 52 are long in opening length, the generation of bubbles can be reduced, the contact effect of the air and the water is further improved, the dust removing effect is improved, the air outlet grid openings 52 of the two air outlet boxes 50 are oppositely arranged, convection can be formed when the air is blown, the air is enabled to be more active in the water, the contact effect of the air and the water is improved, the dust removing effect is improved, the air blocking plate 41 is arranged to block the air outlet box 50 when the air outlet box 50 is inflated, on one hand, the water can be prevented from entering the air outlet box 50, on the other hand, the air can be enabled to be fully inflated into the air outlet box 50, after the air is inflated into the air outlet box 50, the air plate 41 is then continuously pulled out from all the air outlet grid openings 52 of the air outlet boxes 50, and the water can be reduced to the maximum extent, and the water entering the air outlet box 50 can be reduced.

The left and right side walls of the dust washing box 38 are fixedly connected with a fixing plate 39, the fixing plate 39 is movably connected with a bolt 40, the top of the dust washing box 38 is provided with a clamping groove 44, the side wall of the clamping groove 44 is connected with a sealing pad 43 in a joint way, the bottom wall of the clamping groove 44 is provided with a groove, the inside of the groove is fixedly connected with a magnet II, the upper side of the dust washing box 38 is provided with a top cover 47, the bottom of the top cover 47 is fixedly connected with a clamping plate 48, the clamping plate 48 is movably connected with the clamping groove 44, the inside of the clamping plate 48 is fixedly connected with a dust removing cloth 49, the bottom of the clamping plate 48 is fixedly connected with a magnet I53, the top of the top cover 47 is fixedly connected with a water inlet pipe 45 and a water outlet pipe 46, the water outlet pipe 46 can be connected with a cavity provided with a heating component (such as a heating wire) and then is communicated with the air inlet end of the air pump 2, the bottom of the right side wall of the dust washing box 38 is fixedly connected with a water outlet pipe 51,

through the setting of cardboard 48 and draw-in groove 44, can take off top cap 47 from wash-out case 38, thereby the convenience is cleared up dust cloth 49, also the convenience is cleared up to the case 50 of giving vent to anger, through dust cloth 49's setting, when the air is permeating dust cloth 49, again can make the dust of granule filtered, further improved the dust removal effect of air, sealed pad 43 can play sealed effect, simultaneously still can improve the frictional force between cardboard 48 and the draw-in groove 44, improve the connection stability of top cap 47, the adsorption interaction between magnet one 53 and magnet two then can further improve the connection stability of top cap 47, bolt 40 can fix the putty plate 41 after the slip.

When in use, the extruder 1 extrudes the melted PE raw material into a thin-wall pipe from the right-angle machine head 5, then the air pump 2 works to blow air into the extruded thin-wall pipe through the air pipe 6 to make the thin-wall pipe blown up, then the blown thin-wall pipe passes through the air ring 37 to be subjected to air cooling shaping by using air sprayed from the air ring 37, the shaped thin-wall pipe enters between the two clamping rollers 9 under the guidance of the guide sheet 8, at the moment, the second servo motor 17 works under the action of the connecting gear 18 to drive the two clamping rollers 9 to rotate oppositely so as to clamp the thin-wall pipe between the two clamping rollers 9 to form a jointed film, wherein when the air pump 2 works to suck air, the air pump 2 firstly enters the air inlet shell 3 to drive the large gear 21 to rotate slowly under the action of the first servo motor 12 so as to drive the small gear 34 to rotate rapidly, the spiral blade 35 on the first shaft body 33 can be quickly rotated to lift water in the water tank 13 and flush the water into the arc-shaped frame 30 through the connecting pipe 32, then the water curtain is formed by dispersing and flowing out through meshes on the screen plate 31, after the air passes through the water curtain, large particle dust in the air can be adsorbed and removed by the water of the water curtain, the removed air passes through the dust blocking net 26, small particle dust in the air is removed by the dust blocking net 26, so as to ensure the cleanliness of the air during blow molding, the air passes through the heating wire 25 after passing through the dust blocking net 26, so that the water vapor adsorbed by the air during the air passing through the water curtain is removed by the heat generated by the heating wire 25, so as to ensure the dryness of the air during blow molding, and under the action of the water curtain, most dust in the air can be removed, so that a large amount of dust can not be attached to the dust blocking net 26 when the air passes through the dust blocking net 26, meanwhile, when the first servo motor 12 drives the spiral blade 35 to rotate, the second shaft body 36 is synchronously driven to rotate, and then the brush holder 27 is driven to rotate, so that dust attached to the dust blocking net 26 is swept down by the rotating brush holder 27 to be accumulated in water in the water tank 13, and the dust attaching amount on the surface of the dust blocking net 26 is further reduced.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

Blow molding device for PE film processing, including extruder (1) and right angle aircraft nose (5) of fixed mounting at the extrusion end of extruder (1), its characterized in that: the air pump is characterized in that an air pump (2) is arranged in front of the extruder (1), an air outlet end of the air pump (2) is vertically communicated with an air pipe (6), the air pipe (6) penetrates out from the inside of the right-angle machine head (5), two clamping rollers (9) are symmetrically arranged right above the right-angle machine head (5), guide rollers (10) are arranged behind the clamping rollers (9), glass covers (7) are arranged on the outer sides of the clamping rollers (9), the outer sides of the guide rollers (10) and the upper end part of the right-angle machine head (5) in a covering mode, and an air inlet end of the air pump (2) is communicated with a heating dust removing part.
2. The blow molding apparatus for processing a PE film according to claim 1, wherein: the lower extreme fixed mounting of extruder (1) has frame (20), the front end of frame (20) extends has and stretches out frame (19), air pump (2) are fixed in and stretch out on frame (19), the upper end fixed mounting of frame (20) has roller frame (11), glass cover (7) are fixed in on roller frame (11), pinch rolls (9) and deflector roll (10) all rotate and run through in the side upper portion of roller frame (11), two the tip of pinch rolls (9) coaxial fixed mounting respectively has two connecting gear (18), two connecting gear (18) mesh mutually.
3. The blow molding apparatus for processing a PE film according to claim 2, wherein: one of them the tip coaxial fixed mounting of pinch rolls (9) has No. two servo motor (17), the upper end fixed mounting of No. two servo motor (17) has No. two motor frame (16), the tip and the roller frame (11) fixed connection of No. two motor frame (16), the fixed intercommunication of lower tip of trachea (6) has No. one communicating pipe (4), the tip and the air outlet end fixed intercommunication of air pump (2) of No. one communicating pipe (4), the inside fixed mounting of glass cover (7) has wind ring (37), wind ring (37) are located right angle aircraft nose (5) directly over, the side of roller frame (11) is the splayed and is provided with two guide pieces (8), and two guide pieces (8) are located under two pinch rolls (9), two guide pieces (8) are located wind ring (37) directly over.
4. The blow molding apparatus for processing a PE film according to claim 1, wherein: the heating dust removal piece is including intercommunication in the inlet casing (3) of the inlet end of air pump (2), the lower terminal surface of inlet casing (3) runs through and inlays there is basin (13), the inside coaxial fixed mounting of inlet casing (3) has dust blocking net (26), dust blocking net (26) are located the side of basin (13) directly over, the inside fixed mounting of inlet casing (3) has heater strip (25), heater strip (25) are located one side of dust blocking net (26), the up end fixed mounting of inlet casing (3) has servo motor (12) No. one, the output of servo motor (12) rotates the inside of penetration inlet casing (3), the output of servo motor (12) No. one is connected with No. two axis bodies (36), the axial lead of No. two axis bodies (36) and the axial lead collineation of inlet casing (3), the one end fixed mounting of No. two axis bodies (36) has brush yoke (27), brush yoke (27) laminating in the opposite side of dust blocking net (26).
5. The blow molding apparatus for processing a PE film according to claim 4, wherein: the side fixed mounting of servo motor (12) No. one has motor frame (15), the tip and the shell (3) fixed connection that admits air of motor frame (15), the side middle part fixed intercommunication of shell (3) that admits air has No. two communicating pipes (14), the tip and the inlet end fixed intercommunication of air pump (2) of No. two communicating pipes (14), the output of servo motor (12) and the other end coaxial fixed mounting respectively of No. two axis body (36) have two helical gears (23), two helical gears (23) mesh mutually.
6. The blow molding apparatus for processing a PE film according to claim 5, wherein: the utility model discloses a motor, including servo motor (12) and pinion (34), servo motor (12) and pinion (33), the coaxial fixed mounting of output of servo motor (12) has gear wheel (21), the inside bottom surface fixed mounting of basin (13) has filter screen cylinder (28), the upper end fixed intercommunication of filter screen cylinder (28) has tube shell (29), the up end of air inlet shell (3) runs through and rotates and inlay has a shaft body (33), shaft body (33) are located the side of servo motor (12), the coaxial fixed mounting of upper end of shaft body (33) has pinion (34), pinion (34) mesh with gear wheel (21).
7. The blow molding apparatus for processing a PE film according to claim 6, wherein: the utility model discloses a filter screen, including shell (29) and filter screen section of thick bamboo (28), shell (29) are connected in a fixed way in the inside and filter screen section of thick bamboo (28), shell (29) are connected in a fixed way in the inside, shell (3) are connected in a fixed way in the outside, shell (29) are connected in a fixed way in the outside, shell (22) are connected in the outside cover of shell (32), shell (22) are connected in the upper end fixed of shell (22), shell (24) are connected in a fixed way, shell (24) are connected in the inside and the inner wall fixed connection of shell (3), shell (22) are connected in a fixed way in the outside, shell (36) and the output of a servo motor (12) are all run through from shell (22).
8. The blow molding apparatus for processing a PE film according to claim 1, wherein: the heating dust removal piece is further comprising a dust washing box (38) communicated with the air inlet end of the air pump (2), air inlet pipes (42) are fixedly connected to the left side wall and the right side wall of the dust washing box (38) respectively, one ends of the two air inlet pipes (42) are jointly communicated with a high-pressure air pump, one end of each air inlet pipe (42) extending to the dust washing box (38) is fixedly connected with an air outlet box (50), the inside of the air outlet box (50) is of a hollow structure, the air inlet pipes (42) are communicated with the air outlet box (50), a plurality of air outlet grid openings (52) are formed in the side wall of the air outlet box (50) at equal intervals, the air outlet grid openings (52) are rectangular, air outlet grid openings (52) of the two air outlet boxes (50) are oppositely arranged, air blocking plates (41) are arranged on one sides, close to each other, and the air blocking plates (41) penetrate through the side wall of the dust washing box (38) to extend to the inside of the dust washing box (38) and are in sliding connection with the dust washing box (38).
9. The blow molding apparatus for processing a PE film according to claim 8, wherein: the utility model discloses a dust-washing box, including dust-washing box (38), fixed plate (39) is fixed on the lateral wall about, swing joint has bolt (40) on fixed plate (39), draw-in groove (44) have been seted up at the top of dust-washing box (38), laminating is connected with sealed pad (43) on the lateral wall of draw-in groove (44), and set up flutedly on the diapire of draw-in groove (44), the inside rigid coupling of recess has magnet two, the top of dust-washing box (38) has top cap (47), the bottom rigid coupling of top cap (47) has cardboard (48), cardboard (48) and draw-in groove (44) swing joint, the inside rigid coupling of cardboard (48) has dust removal cloth (49), and the bottom rigid coupling of cardboard (48) has magnet one (53), the top of top cap (47) still rigid coupling has inlet tube (45) and outlet duct (46) of the inlet end intercommunication of air pump (2), and the right side wall bottom of dust-washing box (38) still rigid coupling has outlet pipe (51).
10. A blowing process using the blowing device for processing a PE film according to claim 1, comprising the steps of:

s1: extruding the melted PE raw material into a thin-wall pipe by using an extruder (1);

s2: blowing the thin-wall pipe by using an air pump (2) to enable the thin-wall pipe to be inflated, and then performing air cooling shaping;

s3: after shaping, the film is clamped flat by two clamping rollers (9) to form a laminated film.