A film edge material recovery type feeding mechanism for film blowing machine

Abstract

The utility model discloses a film edge material recovery type unloading mechanism for a film blowing machine, which relates to the technical field of film blowing machines, and comprises four support columns, the tops of the four support columns are fixedly connected to the same crushing bin, and one side outer wall of the crushing bin is provided with two mounting holes, the interiors of the two mounting holes are movably connected to rotating rollers, and the outer walls of the two rotating rollers are provided with crushing rollers. The film edge material recovery type unloading mechanism for a film blowing machine disclosed by the utility model can quickly collect film edge materials, avoiding the phenomenon that the film edge materials are unable to enter the crushing bin due to being too light, and improving the recovery and crushing rate of the equipment, and by providing a plurality of anti-blocking blades and fixed scrapers, the film edge materials on the surface of the negative pressure plate can be unloaded, avoiding the film edge materials blocking the negative pressure holes and affecting the use of the equipment, and improving the efficiency and continuity of unloading. Technical effect.

Description

Technical Field

[0001] The utility model relates to the technical field of film blowing machines, in particular to a film edge material recovery type feeding mechanism for film blowing machines. Background Art

[0002] The film blowing machine is a device that heats and melts plastic particles and then blows them into thin films. The films produced by the film blowing machine are suitable for various high-end film packaging. This kind of film has good barrier properties, freshness preservation, moisture resistance, frost resistance, oxygen isolation, and oil resistance. It can be widely used in light and heavy packaging, such as various fresh fruits, meat products, pickles, fresh milk, liquid beverages, medical supplies, etc.

[0003] Film blowing machines produce film scraps during the film blowing process. When existing devices crush and recycle the film scraps, due to their light weight, they are prone to accumulation, which causes the film scraps on the top to be unable to enter the crushing equipment smoothly, affecting the continuity of the recycling process and the recycling rate. Utility Model Content

[0004] The utility model discloses a film edge material recovery type feeding mechanism for a film blowing machine, aiming to solve the technical problem that when the existing device crushes and recovers the film edge material, the film edge material is light in weight and is prone to accumulation, thereby resulting in a low recovery rate.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a film edge material recovery and unloading mechanism for a film blowing machine, comprising four supporting columns, the tops of the four supporting columns are fixedly connected to the same crushing bin, and two mounting holes are provided on the outer wall of one side of the crushing bin, and rotating rollers are movably connected inside the two mounting holes, and crushing rollers are provided on the outer walls of the two rotating rollers, and the two crushing rollers are both located inside the crushing bin, and gear plates are provided on the outer walls of the two rotating rollers, and the two gear plates are meshed with each other, a driving motor is provided on the outer wall of one side of the crushing bin, and the output shaft of the driving motor is connected to a circular column through a coupling, one end of the circular column is fixedly connected to one end of one of the rotating rollers, four sliding grooves are provided on the inner wall of the crushing bin, the same collection module is provided inside the two sliding grooves on the same side, and a negative pressure unloading module is provided at the bottom of the crushing bin.

[0006] By providing a support column, a crushing bin, a rotating roller, a gear plate, a sliding groove, a collecting module and a negative pressure unloading module, the support column can be provided to improve the stability of the equipment during crushing use, and the crushing bin can be provided to avoid the phenomenon of splashing of edge materials during crushing; by providing a collecting module, the film edge materials can be quickly collected, avoiding the phenomenon that the film edge materials are too light to enter the crushing bin, thereby improving the recovery and crushing rate of the equipment; by providing a negative pressure unloading module, the crushed film edge materials can be quickly and stably transported from the crushing area to the designated collection or processing position, avoiding the accumulation, blockage or scattering of the edge materials during the transportation process, thereby improving the efficiency and continuity of unloading.

[0007] In a preferred embodiment, the collecting module includes two negative pressure plates, two synchronous motors and two guide rods, the two negative pressure plates are respectively fixedly connected to the inner walls on both sides of the crushing bin, the two synchronous motors are respectively fixedly connected to the inner walls on one side of two sliding grooves, and the insides of the other two sliding grooves are fixedly connected to the guide rods, and the tops of the two negative pressure plates are provided with a plurality of negative pressure holes; the output shafts of the two synchronous motors are connected to a screw rod through a coupling, one end of the two screw rods are respectively movably connected to the inner walls on one side of two sliding grooves, and the outer walls of the two screw rods and the two guide rods are movably connected to a movable slider; the outer walls of the two movable sliders are movably connected to a movable rod, the opposite ends of the two movable rods are fixedly connected to the same shaft rod member, and the outer wall of the shaft rod member is provided with a plurality of anti-blocking blades; the outer wall of the shaft rod member is movably connected to two mounting parts, the tops of the two mounting parts are fixedly connected to the same mounting frame, and the top of the mounting frame is provided with a fixed scraper.

[0008] By providing a collection module, the film scraps can be quickly collected, avoiding the phenomenon that the film scraps are too light to enter the crushing bin, thereby improving the recovery and crushing rate of the equipment. In addition, by providing multiple anti-blocking blades and fixed scrapers, the film scraps on the surface of the negative pressure plate can be unloaded, avoiding the film scraps clogging the negative pressure holes and affecting the use of the equipment.

[0009] In a preferred embodiment, the negative pressure feeding module includes a feeding bin, which is fixedly connected to the bottom of the crushing bin, and a feeding trough is provided at the bottom of the feeding bin, and circular holes are provided on the outer walls of both sides of the feeding trough, wherein the inner wall of one of the circular holes is movably connected with a rotating shaft, and the outer wall of the rotating shaft is provided with a threaded conveying sheet, and the outer wall of the feeding bin is provided with a universal motor, and the output shaft of the universal motor is connected to one end of the rotating shaft through a coupling; an air pump is fixedly connected to the outer wall of the feeding bin, a connecting pipe is provided at the input end of the air pump, one end of the connecting pipe is fixedly connected to a filter plate, and a rubber tube is provided at the output end of the air pump, an exhaust head is provided at one end of the rubber tube, and a plurality of exhaust holes are provided on the outer wall of the exhaust head.

[0010] By providing a negative pressure unloading module, the broken film edge materials can be quickly and stably transported from the breaking area to the designated collection or processing location, avoiding the accumulation, blockage or scattering of the edge materials during the transportation process, and improving the efficiency and continuity of unloading.

[0011] From the above, it can be seen that the film edge recovery and unloading mechanism for the film blowing machine provided by the utility model can quickly collect the film edge, avoiding the phenomenon that the film edge cannot enter the crushing bin due to being too light, thereby improving the recovery and crushing rate of the equipment, and by providing multiple anti-blocking blades and fixed scrapers, the film edge on the surface of the negative pressure plate can be unloaded, avoiding the film edge clogging the negative pressure hole and affecting the use of the equipment, thereby improving the efficiency of unloading and the technical effect of continuity. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the overall structure of a film edge material recovery type unloading mechanism for a film blowing machine proposed by the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of a negative pressure plate and a negative pressure hole of a film edge material recovery type unloading mechanism for a film blowing machine proposed by the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of a collection module of a film edge material recovery type unloading mechanism for a film blowing machine proposed by the utility model;

[0015] Figure 4 The utility model is a schematic structural diagram of a negative pressure feeding module of a film edge material recovery type feeding mechanism for a film blowing machine.

[0016] In the attached drawings: 1. support column; 2. crushing bin; 3. crushing roller; 4. driving motor; 5. sliding groove; 6. collecting module; 601. negative pressure plate; 602. mounting frame; 603. guide rod; 604. moving slider; 605. negative pressure hole; 606. screw rod; 607. synchronous motor; 608. shaft rod; 609. mounting part; 610. anti-blocking blade; 611. movable rod; 612. fixed scraper; 7. rotating roller; 8. gear plate; 9. negative pressure feeding module; 901. feeding bin; 902. rotating shaft; 903. filter plate; 904. air pump; 905. exhaust head; 906. exhaust hole; 907. rubber tube; 908. connecting pipe; 909. threaded conveying sheet; 910. universal motor; 10. feeding chute. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0018] The utility model discloses a film edge material recovery type feeding mechanism for a film blowing machine, which is mainly used in the scenario where the existing device crushes and recovers the film edge materials, and the film edge materials are light in weight and are prone to accumulation, thereby resulting in a low recovery rate.

[0019] Reference Figure 1-Figure 4 A film edge material recovery and unloading mechanism for a film blowing machine comprises four supporting columns 1, the tops of the four supporting columns 1 are fixedly connected with a same crushing bin 2, and an outer wall on one side of the crushing bin 2 is provided with two mounting holes, the interiors of the two mounting holes are both connected with rotating rollers 7 by bearings, the outer walls of the two rotating rollers 7 are both provided with crushing rollers 3, the two crushing rollers 3 are both located inside the crushing bin 2, and the outer walls of the two rotating rollers 7 are both provided with gear plates 8, the two gear plates 8 are meshed with each other, a driving motor 4 is provided on an outer wall on one side of the crushing bin 2, and the output shaft of the driving motor 4 is connected with a circular column through a coupling, one end of the circular column is fixedly connected to one end of one of the rotating rollers 7, four sliding grooves 5 are provided on the inner wall of the crushing bin 2, the same collecting module 6 is provided inside the two sliding grooves 5 on the same side, and a negative pressure unloading module 9 is provided at the bottom of the crushing bin 2.

[0020] Reference Figure 1-Figure 3 In a preferred embodiment, the collecting module 6 includes two negative pressure plates 601, two synchronous motors 607 and two guide rods 603. The two negative pressure plates 601 are respectively fixedly connected to the inner walls of both sides of the crushing bin 2. The two synchronous motors 607 are respectively fixedly connected to the inner walls of one side of two sliding grooves 5, and the insides of the other two sliding grooves 5 are both fixedly connected to the guide rods 603. The tops of the two negative pressure plates 601 are each provided with a plurality of negative pressure holes 605. The output shafts of the two synchronous motors 607 are both connected to the screw rods 606 through couplings, and one end of the two screw rods 606 is respectively connected to the bearings. Connected to the inner wall of one side of two of the sliding grooves 5, the outer walls of the two screw rods 606 and the two guide rods 603 are slidably connected with a movable slider 604; the outer walls of the two movable sliders 604 are bearing-connected with a movable rod 611, and the opposite ends of the two movable rods 611 are fixedly connected with the same shaft member 608, and the outer wall of the shaft member 608 is provided with a plurality of anti-blocking blades 610; the outer wall of the shaft member 608 is bearing-connected with two mounting members 609, and the tops of the two mounting members 609 are fixedly connected with the same mounting frame 602, and the top of the mounting frame 602 is provided with a fixed scraper 612.

[0021] Reference Figure 1 and Figure 4In a preferred embodiment, the negative pressure feeding module 9 includes a feeding bin 901, which is fixedly connected to the bottom of the crushing bin 2. A feeding trough 10 is provided at the bottom of the feeding bin 901. Circular holes are provided on the outer walls of both sides of the feeding trough 10, and the inner wall bearing of one of the circular holes is connected to a rotating shaft 902. A threaded conveying sheet 909 is provided on the outer wall of the feeding bin 901. A universal motor 910 is provided on the outer wall of the feeding bin 901. The output shaft of the universal motor 910 is connected to one end of the rotating shaft 902 through a coupling; an air pump 904 is fixedly connected to the outer wall of the feeding bin 901, a connecting pipe 908 is provided at the input end of the air pump 904, a filter plate 903 is fixedly connected to one end of the connecting pipe 908, and a rubber tube 907 is provided at the output end of the air pump 904, an exhaust head 905 is provided at one end of the rubber tube 907, and a plurality of exhaust holes 906 are provided on the outer wall of the exhaust head 905.

[0022] Working principle: turn on the air pump 904, extract the air inside the crushing bin 2 through the connecting pipe 908 to make the inside of the crushing bin 2 into a negative pressure state, and move the air outside the crushing bin 2 through the negative pressure hole 605 on the negative pressure plate 601, so as to drive the film edge material to fit the surface of the negative pressure plate 601; turn on the synchronous motor 607, and the synchronous motor 607 drives the screw rod 606 to rotate, and the rotation of the screw rod 606 drives the moving slider 604 to move inside the sliding groove 5, pushing the shaft rod 608 to move, and the movement of the shaft rod 608 can push the film edge material under the negative pressure on the negative pressure plate 601 to the top of the crushing roller 3 and fall, turn on the drive motor 4, and the crushing roller 3 starts to crush the film edge material under the action of the drive motor 4, the rotating roller 7 and the two gear plates 8; after the crushing is completed, the film edge material falls into the lower material bin 901, turn on the universal motor 910, and transport the film edge material in the lower material bin 901 to the position of the lower material trough 10 for unloading.

[0023] The above are only preferred specific implementations of the utility model, but the protection scope of the utility model is not limited to them. The replacement can be a replacement of part of the structure, device, method steps, or a complete technical solution. Equivalent replacement or changes based on the technical solution of the utility model and its utility model concept should be included in the protection scope of the utility model.

Claims

1. A film edge material recovery type unloading mechanism for a film blowing machine, comprising four support columns (1), characterized in that: The tops of the four support columns (1) are fixedly connected to a same crushing bin (2), and two mounting holes are provided on one side outer wall of the crushing bin (2), and rotating rollers (7) are movably connected inside the two mounting holes, and crushing rollers (3) are provided on the outer walls of the two rotating rollers (7), and the two crushing rollers (3) are both located inside the crushing bin (2), and gear plates (8) are provided on the outer walls of the two rotating rollers (7), and the two gear plates (8) are meshed with each other, and a driving motor (4) is provided on one side outer wall of the crushing bin (2), and the output shaft of the driving motor (4) is connected to a circular column through a coupling, and one end of the circular column is fixedly connected to one end of one of the rotating rollers (7), and four sliding grooves (5) are provided on the inner wall of the crushing bin (2), and the same collecting module (6) is provided inside the two sliding grooves (5) located on the same side, and a negative pressure discharge module (9) is provided at the bottom of the crushing bin (2).

2. A film edge material recovery type unloading mechanism for a film blowing machine according to claim 1, characterized in that: The collecting module (6) comprises two negative pressure plates (601), two synchronous motors (607) and two guide rods (603); the two negative pressure plates (601) are respectively fixedly connected to the inner walls on both sides of the crushing bin (2); the two synchronous motors (607) are respectively fixedly connected to the inner walls on one side of two of the sliding grooves (5); and the insides of the other two sliding grooves (5) are both fixedly connected to the guide rods (603); and a plurality of negative pressure holes (605) are provided on the tops of the two negative pressure plates (601).

3. A film edge material recovery type unloading mechanism for a film blowing machine according to claim 2, characterized in that: The output shafts of the two synchronous motors (607) are connected to screw rods (606) via couplings, one end of the two screw rods (606) is movably connected to the inner wall of one side of two sliding grooves (5), and the outer walls of the two screw rods (606) and the two guide rods (603) are movably connected to movable sliders (604).

4. A film edge material recovery type unloading mechanism for a film blowing machine according to claim 3, characterized in that: The outer walls of the two movable slide blocks (604) are both movably connected to movable rods (611), and opposite ends of the two movable rods (611) are fixedly connected to the same shaft member (608), and the outer wall of the shaft member (608) is provided with a plurality of anti-blocking blades (610).

5. A film edge material recovery type unloading mechanism for a film blowing machine according to claim 4, characterized in that: The outer wall of the shaft member (608) is movably connected to two mounting members (609), the tops of the two mounting members (609) are fixedly connected to a same mounting frame (602), and a fixed scraper (612) is provided on the top of the mounting frame (602).

6. The film edge material recovery type unloading mechanism for a film blowing machine according to claim 1, characterized in that: The negative pressure material discharge module (9) comprises a material discharge bin (901), the material discharge bin (901) is fixedly connected to the bottom of the crushing bin (2), a material discharge trough (10) is provided at the bottom of the material discharge bin (901), circular holes are provided on the outer walls on both sides of the material discharge trough (10), a rotating shaft (902) is movably connected to the inner wall of one of the circular holes, a threaded conveying sheet (909) is provided on the outer wall of the rotating shaft (902), and a universal motor (910) is provided on the outer wall of the material discharge bin (901), and the output shaft of the universal motor (910) is connected to one end of the rotating shaft (902) via a coupling.

7. A film edge material recovery type unloading mechanism for a film blowing machine according to claim 6, characterized in that: An air pump (904) is fixedly connected to the outer wall of the lower material bin (901); a connecting pipe (908) is provided at the input end of the air pump (904); one end of the connecting pipe (908) is fixedly connected to a filter plate (903); and a rubber tube (907) is provided at the output end of the air pump (904); an exhaust head (905) is provided at one end of the rubber tube (907); and a plurality of exhaust holes (906) are provided on the outer wall of the exhaust head (905).

Images