CN216329949U

CN216329949U - Continuous plastic film blowing equipment

Info

Publication number: CN216329949U
Application number: CN202122824918.6U
Authority: CN
Inventors: 杨启东
Original assignee: Huicang New Material Suzhou Co ltd
Current assignee: Huicang New Material Suzhou Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-19
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses continuous plastic film blowing equipment which comprises a material conveyer and a cooling chamber, wherein a screw is arranged in the material conveyer, a feeder is arranged above the screw, a blanking plate is arranged in the feeder, the left end of the blanking plate is connected with a sieve plate, a granulating wheel is arranged above the sieve plate, a fan is arranged below the sieve plate, a partition plate is arranged below the fan, a waste material box is arranged on one side of the partition plate, and a discharge hole is arranged on the other side of the partition plate. This continuous type plastic film blowing equipment through set up the sieve in the feeder, can shelter from massive plastic granules to smash it into less plastic granules through the granulation wheel, be used for production, and through the fan, blow the waste material box on right side with lighter dust, drop heavy metal in left waste material box, and the quality is in the plastic granules in the middle, through the discharge gate unloading in the middle, accomplish the screening to the material.

Description

Continuous plastic film blowing equipment

Technical Field

The utility model relates to the technical field of film blowing machines, in particular to continuous plastic film blowing equipment.

Background

The inflation film manufacturing machine is a device for blowing a film from a blow molding port by utilizing gas after heating particle plastic and melting, the film manufactured by the device can be thinner than the traditional pressing, the color and luster of the blown film are more uniform and clean, and the tensile property of the film is better, so that the inflation film manufacturing machine is widely applied to the field of film manufacturing, but the inflation film manufacturing machine on the current market still has the following problems:

1. according to the existing film blowing machine, plastic particles are added into a conveying structure of a screw structure, are heated and are conveyed to a film blowing opening for film blowing, but the plastic particles are generally different in size inside, and sometimes can be mixed with larger plastic particles and impurities such as dust and metal, and the traditional film blowing machine cannot lift the plastic particles, so that the blown film quality is poor;

2. in the conventional film blowing machine, the film can be formed only after being cooled after being blown out from the film blowing port, and the film is generally conveyed by rollers so as to be caught by the blown film.

Aiming at the problems, the innovative design is carried out on the basis of the original film blowing machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide continuous plastic film blowing equipment, which solves the problems that the existing film blowing machine proposed by the background art adds plastic particles into a conveying structure with a screw structure, heats the plastic particles and conveys the plastic particles to a film blowing opening for film blowing, but the plastic particles generally have different internal sizes, larger plastic particles and impurities such as dust, metal and the like are mixed sometimes, the traditional film blowing machine cannot provide the plastic particles, the quality of the blown film is poor, the existing film blowing machine can be molded after cooling after the film is blown out from the film blowing opening, rollers are used for conveying the blown film to connect the blown film, but the tensile property of the film which is just blown out is poor, and deformation is easily caused during conveying.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a continuous type plastic film blowing equipment, includes feeder and cooling chamber, the inside screw rod that is provided with of feeder, and the screw rod top is provided with the feeder, the inside flitch that is provided with down of feeder, and the flitch left end is connected with the sieve to the sieve top is provided with the granulation wheel, the sieve below is provided with the fan, and is provided with the division board below the fan, division board one side is provided with waste material box, and the division board opposite side is provided with the discharge gate to the discharge gate below is provided with the feed opening, the cooling chamber inside is provided with the film blowing mouth, and is connected with the film blowing mouth top, film blowing mouth one side is connected with film conveying wheel, and film conveying wheel one side sets up the tension wheel to tension wheel one side is provided with the rolling wheel.

Preferably, the feeder is rotatably connected with the screw, fixedly connected with the feeder through the feed opening, rotatably connected with the granulating wheel, integrally arranged with the blanking plate, and the blanking plate is arranged in an inclined plane.

Preferably, feeder and sieve sliding connection, and the sieve passes through the stopper and the mutual block of feeder to the sieve constitutes spring return structure with reset spring, sieve and lower feed plate sliding connection, and the sieve passes through the connecting axle and is connected with the connecting rod rotation, the connecting rod passes through the connecting axle and the runner constitutes crank rocker structure, and runner and lower feed plate swivelling joint.

Preferably, the waste material box is connected with the feeder in a sliding mode, the waste material box is symmetrically arranged relative to a vertical center line of the feeder, the feeder is fixedly connected with the partition plate, the partition plate is integrally arranged relative to the feeder, the feeder is fixedly connected with the fan, the fan and the feeder form a wind power screening structure, and the discharge port is fixedly connected with the discharge port.

Preferably, the cooling chamber is fixedly connected with the film blowing port, the film blowing port is fixedly connected with the material conveyor in a sealing mode, the cooling chamber is fixedly connected with the shielding cover, the cooling chamber is rotatably connected with the film conveying wheel, the film conveying wheel is in rolling connection with the blown film, and the blown film and the winding wheel form a winding structure.

Preferably, the tension pulley is connected with the blown film in a rolling manner, wheel seats are arranged on two sides of the tension pulley, the tension pulley and the cooling chamber form a sliding structure through a sliding rail, the sliding rail is symmetrically arranged relative to the transverse center line of the cooling chamber, the tension pulley is rotatably connected with the wheel seats, the wheel seats and the tension springs form a spring reset structure, and the wheel seats are slidably connected with the cooling chamber.

Compared with the prior art, the utility model has the beneficial effects that: in the continuous type plastic film blowing apparatus,

1. the sieve plate is arranged in the feeder, so that large plastic particles can be shielded, the plastic particles are smashed into smaller plastic particles through the granulating wheel for production, light dust is blown into the waste material box on the right side through the fan, heavy metal falls into the waste material box on the left side, the plastic particles with the mass in the middle are discharged through the discharge port in the middle, and the materials are screened;

2. through the tension pulley that sets up, can utilize the tension spring of its both sides when carrying the film that the blowing was accomplished to guarantee the film tension in the transportation process, prevent that the film from appearing tensile, thereby improve film quality.

Drawings

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

FIG. 2 is a schematic view of a front cross-sectional view of the feeder of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic left side sectional view of the cooling chamber of the present invention;

fig. 5 is a schematic diagram of a three-dimensional structure of a sieve plate of the utility model.

In the figure: 1. a material conveyer; 2. a screw; 3. a feeder; 4. a waste material box; 5. a feeding port; 6. a film blowing opening; 7. a shield cover; 8. a film conveying wheel; 9. a cooling chamber; 10. a slide rail; 11. a tension pulley; 12. a winding wheel; 13. film blowing; 14. a discharge port; 15. a partition plate; 16. a blanking plate; 17. a granulation wheel; 18. a limiting block; 19. a return spring; 20. a sieve plate; 21. a fan; 22. a rotating wheel; 23. a connecting shaft; 24. a connecting rod; 25. a wheel seat; 26. a tension spring.

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 and fig. 2, the present invention provides a technical solution: a continuous plastic film blowing equipment comprises a material conveyor 1 and a cooling chamber 9, in order to screen the input material, a screw 2 is arranged in the material conveyor 1, a feeder 3 is arranged above the screw 2, a blanking plate 16 is arranged in the feeder 3, the left end of the blanking plate 16 is connected with a sieve plate 20, a granulation wheel 17 is arranged above the sieve plate 20, a fan 21 is arranged below the sieve plate 20, a partition plate 15 is arranged below the fan 21, a waste material box 4 is arranged on one side of the partition plate 15, a discharge port 14 is arranged on the other side of the partition plate 15, a discharge port 5 is arranged below the discharge port 14, the material conveyor 1 is rotationally connected with the screw 2, the material conveyor 1 is fixedly connected with the feeder 3 through the discharge port 5, the feeder 3 is rotationally connected with the granulation wheel 17, the feeder 3 is integrally arranged with the blanking plate 16, and the blanking plate 16 is arranged in an inclined plane, feeder 3 and sieve 20 sliding connection, and sieve 20 passes through stopper 18 and feeder 3 block each other, and sieve 20 and reset spring 19 constitute spring return structure, sieve 20 and blanking board 16 sliding connection, and sieve 20 passes through connecting axle 23 and is connected with connecting rod 24 rotation, connecting rod 24 passes through connecting axle 23 and runner 22 constitutes crank rocker structure, and runner 22 and blanking board 16 swivelling joint, waste material box 4 and feeder 3 sliding connection, and waste material box 4 sets up about feeder 3 vertical central line symmetry, feeder 3 and division board 15 fixed connection, and division board 15 sets up about feeder 3 integration, feeder 3 and fan 21 fixed connection, and fan 21 and feeder 3 constitute wind-force screening structure, discharge gate 14 and feed opening 5 fixed connection, through the fan 21 that sets up, sieve different impurity of quality.

Referring to fig. 1-5, in order to prevent the film from deforming during cooling, a film blowing opening 6 is formed in a cooling chamber 9, a film blowing 13 is connected above the film blowing opening 6, a film conveying wheel 8 is connected to one side of the film blowing opening 13, a tension wheel 11 is arranged on one side of the film conveying wheel 8, a winding wheel 12 is arranged on one side of the tension wheel 11, the cooling chamber 9 is fixedly connected with the film blowing opening 6, the film blowing opening 6 is fixedly connected with a material conveyor 1 in a sealing manner, the cooling chamber 9 is fixedly connected with a shielding cover 7, the cooling chamber 9 is rotatably connected with the film conveying wheel 8, the film conveying wheel 8 is rotatably connected with the film blowing film 13, the film blowing opening 13 and the winding wheel 12 form a winding structure, the tension wheel 11 is connected with the blown film 13 in a rolling manner, wheel seats 25 are arranged on two sides of the tension wheel 11, the tension wheel 11 forms a sliding structure with the cooling chamber 9 through a slide rail 10, and the slide rail 10 is symmetrically arranged about a transverse center line of the cooling chamber 9, the tension pulley 11 is rotatably connected with the pulley seat 25, the pulley seat 25 and the tension spring 26 form a spring return structure, the pulley seat 25 is slidably connected with the cooling chamber 9, and the tension is controlled through the tension pulley 11, so that the film is prevented from deforming.

The working principle is as follows: according to fig. 1-5, during production, plastic particles are fed into the feeder 3, the plastic particles move to the left side through the blanking plate 16 and are accumulated at the screen plate 20, the rotating wheel 22 drives the connecting rod 24 through the connecting shaft 23, the screen plate 20 moves left and right, the reciprocating motion stability of the screen plate 20 is ensured through the return spring 19, the limiting block 18 ensures that the screen plate 20 does not fall off due to excessive deviation, the screen plate 20 reciprocates, particles with proper size fall off above, the oversize particles are reduced and pass through the screen plate 20 after being crushed by the granulating wheel 17, then light impurities such as dust and the like are blown into the waste material box 4 at the right side division plate 15 by the lower fan 21, heavy metals fall into the waste material box 4 at the left side division plate 15, and the plastic particles enter the feeder 1 through the discharge port 14 and the discharge port 5, the blown film 13 is obtained by heating and blowing the film out of the film blowing port 6 along with the rotation of the screw 2, the blown film 13 which is just blown out is shielded by a shielding cover 7 arranged in the cooling chamber 9, so that the blown film is prevented from being damaged due to the irregular floating, then passes through the film conveying wheel 8, passes through the tension wheel 11, and is wound by the winding wheel 12, when the winding wheel 12 is high in speed, the tension wheel 11 drives the wheel seat 25 to slide on the slide rail 10 at the moment, and compresses the tension spring 26 to ensure the tension of the blown film 13, so that the deformation is prevented, and then the blown film is wound by the winding wheel 12.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A continuous plastic film blowing plant comprising a conveyor (1) and a cooling chamber (9), characterized in that: the device is characterized in that a screw rod (2) is arranged in the feeder (1), a feeder (3) is arranged above the screw rod (2), a blanking plate (16) is arranged in the feeder (3), the left end of the blanking plate (16) is connected with a sieve plate (20), a granulating wheel (17) is arranged above the sieve plate (20), a fan (21) is arranged below the sieve plate (20), a partition plate (15) is arranged below the fan (21), a waste material box (4) is arranged on one side of the partition plate (15), a discharge hole (14) is arranged on the other side of the partition plate (15), a discharge hole (5) is arranged below the discharge hole (14), a film blowing opening (6) is arranged in the cooling chamber (9), a film blowing opening (13) is connected above the film blowing opening (6), a film conveying wheel (8) is connected on one side of the film blowing opening (13), and a tension wheel (11) is arranged on one side of the film conveying wheel (8), and one side of the tension pulley (11) is provided with a winding pulley (12).

2. A continuous plastic film blowing apparatus as claimed in claim 1, wherein: the material conveyor is characterized in that the material conveyor (1) is rotatably connected with the screw (2), the material conveyor (1) is fixedly connected with the feeder (3) through the feed opening (5), the feeder (3) is rotatably connected with the granulating wheel (17), the feeder (3) and the blanking plate (16) are integrally arranged, and the blanking plate (16) is arranged in an inclined plane.

3. A continuous plastic film blowing apparatus as claimed in claim 1, wherein: feeder (3) and sieve (20) sliding connection, and sieve (20) pass through stopper (18) and feeder (3) mutual block to sieve (20) and reset spring (19) constitute spring reset structure, sieve (20) and lower feed plate (16) sliding connection, and sieve (20) rotate with connecting rod (24) through connecting axle (23) and are connected, connecting rod (24) pass through connecting axle (23) and runner (22) constitution crank rocker structure, and runner (22) and lower feed plate (16) swivelling joint.

4. A continuous plastic film blowing apparatus as claimed in claim 1, wherein: waste material box (4) and feeder (3) sliding connection, and waste material box (4) set up about the vertical central line symmetry of feeder (3), feeder (3) and division board (15) fixed connection, and division board (15) set up about feeder (3) integration, feeder (3) and fan (21) fixed connection, and fan (21) and feeder (3) constitute wind-force screening structure, discharge gate (14) and feed opening (5) fixed connection.

5. A continuous plastic film blowing apparatus as claimed in claim 1, wherein: cooling chamber (9) and blown film mouth (6) fixed connection, and blown film mouth (6) and feeder (1) sealed fixed connection, cooling chamber (9) and blocking cover (7) fixed connection, and cooling chamber (9) and defeated membrane wheel (8) swivelling joint, and defeated membrane wheel (8) and blown membrane (13) roll connection to blown membrane (13) and wind-up wheel (12) constitute the rolling structure.

6. A continuous plastic film blowing apparatus as claimed in claim 1, wherein: tension pulley (11) and blown film (13) roll connection, and tension pulley (11) both sides are provided with wheel seat (25), tension pulley (11) constitute sliding construction through slide rail (10) and cooling chamber (9), and slide rail (10) are about the horizontal central line symmetry setting of cooling chamber (9), tension pulley (11) and wheel seat (25) swivelling joint, and wheel seat (25) and tension spring (26) constitute spring reset structure to wheel seat (25) and cooling chamber (9) sliding connection.