Leftover material recovery device of film blowing machine

Abstract

The utility model relates to the technical field of film blowing machines, and discloses a leftover material recovery device of a film blowing machine, the leftover material recovery device comprises a conveying cylinder, the upper part of the left end of the conveying cylinder is fixedly communicated with a treatment box, two guide rollers are arranged between the front and rear inner side walls of the left end of the upper part of the treatment box, and two crushing rollers are arranged between the left and right inner side walls of the bottom end of the treatment box; and auger blades are fixedly connected to the outer surfaces of the two crushing rollers. According to the leftover material recovery device of the film blowing machine, the purpose of continuously conveying leftover materials into the treatment box can be achieved through the arranged conveying cylinder, the leftover materials can be cut off and crushed while being guided through the arranged auger blade, the purpose of heating materials can be achieved through the arranged heating wire and heating piece, and the leftover material recovery device is convenient to use and high in practicability. The purpose of pushing liquid materials can be achieved through the arranged conveying packing auger, it is ensured that the materials are thoroughly discharged, in the pushing process, through the arrangement of the overturning blades, the materials can be overturned, and the heating uniformity is improved.

Description

Technical Field

[0001] The present application relates to the technical field of film blowing machines, and in particular to a scrap material recovery device for film blowing machines. Background Art

[0002] The film machine heats and melts plastic particles and then blows them into thin films. There are many types of film blowing machines, including PE, POF, PVC, etc. The new particles blown out are new materials with uniform color, clean and good bag stretching.

[0003] The existing patent (Announcement No.: CN217494852U) discloses a film blowing machine scrap recycling device, including a recycling box, the inner cavity of the recycling box is provided with a shredding assembly, a feeding table and a pushing assembly, the upper end surface of the feeding table is provided with a heating plate, and the right side of the recycling box is provided with a motor and a discharge pipe. The film blowing machine scrap recycling device pours the recycled scraps through the feed inlet, so that it falls into the upper end of the block, controls the first electric push rod to press the lower pressing block down, so that the crushing teeth and the fixed teeth bite, and the recycled materials passing through are shredded, and the shredded materials fall onto the feeding table, and the scraps are preheated by the heating plate, the motor is turned on, and the mixing shaft is rotated, so that the waste can be preheated more evenly, and then the preheated waste is pushed out by the pushing assembly for secondary film blowing processing, which is not only convenient for recycling and use, but also improves the utilization rate of the recycled waste, so that the practicality of the device is greatly enhanced.

[0004] The above device controls the first electric push rod to press the lower pressure block downward, so that the crushing teeth and the fixed teeth are engaged, and the recycled material passing through is shredded. The shredded material falls onto the unloading table, and the shredded material is preheated by the heating plate. The motor is turned on to rotate the mixing shaft, so that the waste material can be preheated more evenly, and then the preheated waste material is pushed out by the pushing assembly for secondary film blowing processing. It is not only convenient to recycle and use, but also improves the utilization rate of recycled waste. However, the plastic film is relatively flexible, and the material is crushed by the crushing teeth and the fixed teeth. The film is easily stuck on the surface of the crushing teeth, and the crushing effect is poor. Secondly, the mixing shaft cannot contact the bottom material and cannot drive the bottom material to move. At the same time, when unloading, the scraper cannot contact the inner wall of the recycling box, so that the inner wall material cannot be pushed out, thereby causing the problem of difficulty in discharging, and the practicality is low. Utility Model Content

[0005] In view of the shortcomings of the prior art, the present application provides a scrap material recovery device for a film blowing machine, which has the advantages of good crushing effect and thorough material discharge, and solves the problem that the plastic film is highly flexible and the material is crushed by the engagement and extrusion of the crushing teeth and the fixed teeth. The film is easily stuck on the surface of the crushing teeth and the crushing effect is poor. Secondly, its mixing shaft cannot contact the bottom material and cannot drive the bottom material to move. At the same time, when unloading, the scraper cannot contact the inner wall of the recovery box, so that the material on the inner wall cannot be pushed out, thereby causing difficulty in discharging and low practicality.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a scrap material recovery device for a film blowing machine, comprising a conveying cylinder, a processing box is fixedly connected to the upper left end of the conveying cylinder, two guide rollers are arranged between the front and rear inner side walls of the upper left end of the processing box, two crushing rollers are arranged between the left and right inner side walls of the bottom end of the processing box, and the outer surfaces of the two crushing rollers are fixedly connected to auger blades;

[0007] A transmission auger is arranged inside the conveying cylinder, and a plurality of flip leaves are fixedly connected to the right side surface of the transmission auger.

[0008] Through the above scheme, by means of the provided conveying cylinder, the purpose of continuous conveying of scraps to the inside of the processing box can be achieved, by means of the provided auger blade, the scraps can be guided and cut and crushed at the same time, by means of the provided heating wire and heating plate, the purpose of heating the material can be achieved, by means of the provided transmission auger, the purpose of pushing the liquid material can be achieved, ensuring the complete discharge of the material, and in the process of pushing, by means of the provision of the flipping leaves, the purpose of turning the material over can be achieved, thereby improving its heating uniformity.

[0009] Furthermore, the upper left end of the processing box is rotatably connected to two guide shafts, each of the guide shafts is fixedly connected to a guide roller adjacent thereto, the front ends of the two guide shafts are fixedly connected to a first gear, and the two first gears are meshedly connected.

[0010] Through the above scheme and the setting of the first gear, the purpose of opposite rotation of the two guide rollers can be achieved.

[0011] Furthermore, two crushing shafts are rotatably connected between the left and right inner walls of the bottom end of the processing box, the two crushing rollers are fixedly connected to the crushing shafts adjacent to them, the right ends of the two crushing shafts are fixedly connected to second gears, and the two second gears are meshedly connected.

[0012] Through the above solution and the provision of the second gear, the purpose of the reverse rotation of the two auger blades can be achieved.

[0013] Furthermore, a power pipe is rotatably connected between the left and right inner walls of the conveying cylinder, and the transmission auger is fixedly connected to the power pipe.

[0014] Through the above scheme, the purpose of material transmission can be achieved by setting the transmission auger.

[0015] Furthermore, two symmetrically arranged brackets are fixedly connected to the outer surface of the conveying cylinder.

[0016] Through the above scheme and the setting of the bracket, the purpose of supporting the conveying cylinder can be achieved.

[0017] Furthermore, a heating wire is installed inside the power tube, and a plurality of heating plates are fixedly installed on the outer surface of the conveying tube.

[0018] Through the above scheme, the purpose of heating the material can be achieved by setting the heating wire and the heating plate.

[0019] Furthermore, the left end of the power tube is fixedly connected to an external motor output end.

[0020] Through the above solution, by setting up an external motor, it is possible to provide power for the rotation of the power tube.

[0021] Furthermore, the front end of the guide shaft at the top is fixedly connected to the output end of the external motor, and the right end of the crushing shaft located at the front is fixedly connected to the output end of the external motor.

[0022] Through the above solution, by setting the external motor, it is possible to provide power for the rotation of the guide shaft and the rotation of the crushing shaft respectively.

[0023] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0024] The scrap recovery device of the film blowing machine can realize the purpose of continuous conveying of scraps to the inside of the processing box through the provided conveying cylinder, can cut and crush the scraps while guiding them through the provided auger blades, can heat the materials through the provided heating wires and heating plates, can push the liquid materials through the provided transmission auger, and ensure the complete discharge of the materials, and in the process of pushing, can turn the materials over through the provision of flip leaves, thereby improving the uniformity of heating. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A cross-sectional view of the front view of the overall structure of this application;

[0026] Figure 2 This is the front view of the overall structure of this application;

[0027] Figure 3A three-dimensional diagram of the overall structure of this application Figure 1 ;

[0028] Figure 4 A three-dimensional diagram of the overall structure of this application Figure 2 .

[0029] In the figure:

[0030] 1. Conveying cylinder; 2. Processing box; 3. Guide roller; 4. Crushing roller; 5. Auger blade; 6. Transmission auger; 7. Flip leaf; 8. Guide shaft; 9. First gear; 10. Crushing shaft; 11. Second gear; 12. Power tube; 13. Bracket; 14. Heating wire; 15. Heating plate. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0032] See also Figure 1 , Figure 2 and Figure 4 In this embodiment, a scrap material recovery device for a film blowing machine includes a conveying cylinder 1, and a processing box 2 is fixedly connected to the upper left end of the conveying cylinder 1. Two guide rollers 3 are arranged between the front and rear inner walls of the upper left end of the processing box 2. The upper left end of the processing box 2 is rotatably connected to two guide shafts 8, and each guide shaft 8 is fixedly connected to the guide roller 3 adjacent to it. The front ends of the two guide shafts 8 are fixedly connected to first gears 9, and the two first gears 9 are meshed with each other. By setting the first gear 9, the purpose of opposite rotation of the two guide rollers 3 can be achieved.

[0033] See also Figure 1 , Figure 2 and Figure 3 Two crushing rollers 4 are provided between the left and right inner walls of the bottom end of the processing box 2, and the outer surfaces of the two crushing rollers 4 are fixedly connected with auger blades 5. Two crushing shafts 10 are rotatably connected between the left and right inner walls of the bottom end of the processing box 2. The two crushing rollers 4 are fixedly connected to the crushing shafts 10 close to them, and the right ends of the two crushing shafts 10 are fixedly connected with second gears 11. The two second gears 11 are meshed with each other. Through the setting of the second gear 11, the purpose of reverse rotation of the two auger blades 5 can be achieved.

[0034] See also Figure 1 , Figure 2 and Figure 3A transmission auger 6 is provided inside the conveying cylinder 1, and a plurality of flip leaves 7 are fixedly connected to the right side surface of the transmission auger 6. A power pipe 12 is rotatably connected between the left and right inner walls of the conveying cylinder 1. The transmission auger 6 is fixedly connected to the power pipe 12. Through the setting of the transmission auger 6, the purpose of transporting materials can be achieved. Two symmetrically arranged brackets 13 are fixedly connected to the outer surface of the conveying cylinder 1. Through the setting of the brackets 13, the purpose of supporting the conveying cylinder 1 can be achieved.

[0035] See also Figure 1 , Figure 2 and Figure 4 At the same time, a heating wire 14 is installed inside the power tube 12, and a plurality of heating plates 15 are fixedly installed on the outer surface of the conveying cylinder 1. By setting the heating wire 14 and the heating plate 15, the purpose of heating the material can be achieved. The left end of the power tube 12 is fixedly connected to the output end of the external motor. By setting the external motor, power can be provided for the rotation of the power tube 12. The front end of the top guide shaft 8 is fixedly connected to the output end of the external motor. The right end of the crushing shaft 10 located at the front is fixedly connected to the output end of the external motor. By setting the external motor, power can be provided for the rotation of the guide shaft 8 and the rotation of the crushing shaft 10 respectively.

[0036] In the present embodiment, a scrap recovery device of a film blowing machine can realize the purpose of continuous conveying of scraps to the inside of a processing box 2 through the provision of a conveying cylinder 1. Through the provision of an auger blade 5, the scraps can be guided and cut and crushed at the same time. The provision of a heating wire 14 and a heating plate 15 can heat the material. The provision of a transmission auger 6 can push the liquid material to ensure the complete discharge of the material. During the pushing process, the provision of a flip leaf 7 can turn the material over to improve its heating uniformity.

[0037] It should be noted that the right end of the conveying cylinder 1 is connected to an external film blowing machine.

[0038] The working principle of the above embodiment is as follows: when in use, the cut scraps are conveyed into the processing box 2 through the conveying cylinder 1, and the materials can be cut and crushed by the set auger blade 5. The crushed materials enter the conveying cylinder 1, and then are heated by the heating wire 14 and the heating plate 15. The materials are driven to move by the rotation of the transmission auger 6. During the rotation of the transmission auger 6, the flip leaf 7 is driven to move in a circle, so that the material is turned over and heated evenly, and then becomes liquid, and can be completely discharged from the conveying cylinder 1 through the rotation of the transmission auger 6.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0040] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A scrap material recovery device for a film blowing machine, comprising a conveying cylinder (1), characterized in that: The upper left end of the conveying cylinder (1) is fixedly connected to a processing box (2), two guide rollers (3) are arranged between the front and rear inner walls of the upper left end of the processing box (2), and two crushing rollers (4) are arranged between the left and right inner walls of the bottom end of the processing box (2), and the outer surfaces of the two crushing rollers (4) are fixedly connected to auger blades (5); A transmission auger (6) is provided inside the conveying cylinder (1), and a plurality of turning leaves (7) are fixedly connected to the right side surface of the transmission auger (6).

2. The scrap material recovery device for a film blowing machine according to claim 1, characterized in that: The upper left end of the processing box (2) is rotatably connected to two guide shafts (8), each of the guide shafts (8) is fixedly connected to a guide roller (3) adjacent thereto, and the front ends of the two guide shafts (8) are fixedly connected to a first gear (9), and the two first gears (9) are meshingly connected.

3. The scrap material recovery device for a film blowing machine according to claim 1, characterized in that: Two crushing shafts (10) are rotatably connected between the left and right inner walls at the bottom of the processing box (2), the two crushing rollers (4) are fixedly connected to the crushing shafts (10) adjacent thereto, the right ends of the two crushing shafts (10) are fixedly connected to second gears (11), and the two second gears (11) are meshingly connected to each other.

4. The scrap material recovery device for a film blowing machine according to claim 1, characterized in that: A power tube (12) is rotatably connected between the left and right inner side walls of the conveying cylinder (1), and the transmission auger (6) is fixedly connected to the power tube (12).

5. The scrap material recovery device for a film blowing machine according to claim 1, characterized in that: Two symmetrically arranged brackets (13) are fixedly connected to the outer surface of the conveying cylinder (1).

6. The scrap material recovery device for a film blowing machine according to claim 4, characterized in that: A heating wire (14) is installed inside the power tube (12), and a plurality of heating plates (15) are fixedly installed on the outer surface of the conveying cylinder (1).

7. The scrap material recovery device for a film blowing machine according to claim 4, characterized in that: The left end of the power tube (12) is fixedly connected to an external motor output end.

8. The scrap material recovery device for a film blowing machine according to claim 2, characterized in that: The front end of the guide shaft (8) at the top is fixedly connected to the output end of the external motor, and the right end of the crushing shaft (10) at the front is fixedly connected to the output end of the external motor.

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