Dust removing device for PVC film winding

Abstract

This utility model discloses a dust removal device for PVC film winding, relating to the technical field of PVC film production equipment. It includes a support frame, with a lead screw rotatably mounted on one side of the inner wall of the support frame. A slider is threadedly connected to the surface of the lead screw via a lead screw nut. A cylinder is fixedly mounted on one side of the slider. Two suction pipes are symmetrically fixedly mounted on one side of the cylinder. A dust suction hood is fixedly mounted at one end of each suction pipe. A circular tube is hinged to the bottom of the cylinder via a hinge. An air extraction component is installed inside the circular tube. A retaining ring is fixedly mounted on one side of the circular tube. A circular ring is attached to one side of the retaining ring. A filter bag is fixedly mounted on one side of the circular ring. The advantages of this utility model are: it allows for adaptive adjustment of the height of the dust suction hood, enabling dust removal of film wound at different locations in the workshop, greatly improving flexibility; and it allows for timely removal of dust above and below the film, improving the film dust removal effect and winding quality.

Description

Technical Field

[0001] This utility model relates to a dust removal device, and more particularly to a dust removal device for PVC film winding, belonging to the technical field of PVC film production equipment. Background Technology

[0002] PVC film is primarily composed of polyvinyl chloride, with other components added to enhance its heat resistance, toughness, and ductility. The top layer of this surface film is a varnish, the middle layer is mainly polyvinyl chloride, and the bottom layer is a backing adhesive. During production, PVC film needs to be rolled up. During this process, dust easily accumulates on the film, affecting the winding quality. Since dust cannot be removed during winding, a dust removal device is necessary.

[0003] Currently used dust removal devices install a dust suction hood above the film to ensure that dust is removed during the film winding process. However, in actual use, on the one hand, it is not convenient to adapt the distance between the dust suction hood and the film, making it difficult to remove dust from films wound in different locations in the workshop, resulting in poor flexibility. On the other hand, the dust removal area is limited, causing dust under the film to not be removed in time, affecting the dust removal and winding quality of the film. Utility Model Content

[0004] The purpose of this utility model is to provide a dust removal device for PVC film winding, so as to solve the problems mentioned in the background art. On the one hand, the distance between the dust hood and the film is difficult to adjust flexibly, making it inconvenient to remove dust from films wound in different positions in the workshop, resulting in poor flexibility. On the other hand, the dust removal area is small, making it difficult to remove dust under the film in a timely manner, which affects the dust removal and winding quality.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a dust removal device for PVC film winding, comprising a bracket, a lead screw rotatably mounted on one side of the inner wall of the bracket, a slider threadedly connected to the surface of the lead screw via a lead screw nut, a cylinder fixedly mounted on one side of the slider, two suction pipes symmetrically fixedly mounted on one side of the cylinder, a suction hood fixedly mounted at one end of each suction pipe, a round tube hinged to the bottom of the cylinder, an air extraction component inside the round tube, a retaining ring fixedly mounted on one side of the round tube, a circular ring attached to one side of the retaining ring, and a filter bag fixedly mounted on one side of the circular ring.

[0006] As a preferred embodiment of this utility model, a forward and reverse motor is fixedly provided on one side of the top of the bracket, and the output shaft of the forward and reverse motor passes through the bracket and is fixedly connected to the top of the lead screw.

[0007] As a preferred embodiment of this utility model, a guide block is fixedly provided on one side of the cylinder, and a guide rod is slidably provided in the middle of the guide block, with both ends of the guide rod being fixedly connected to the inner wall of the bracket.

[0008] As a preferred technical solution of this utility model, the surface of the cylinder is connected to the surface of the tube by two buckles, a limiting ring is fixedly provided on the inner wall of the cylinder, and a rubber ring is fixedly provided between the limiting ring and the circular ring.

[0009] As a preferred technical solution of this utility model, the air extraction component includes a column, which is fixedly installed on one side of the top of the inner wall of the circular tube, and a motor is fixedly installed at the bottom of the column, with fan blades fixedly installed on the output shaft of the motor.

[0010] As a preferred embodiment of the present invention, the air extraction component further includes a breathable mesh, which is fixedly installed at one end of the circular tube.

[0011] As a preferred embodiment of this utility model, the bottom end of the bracket is fixedly provided with a support base, and the bottom end of the support base is fixedly provided with four evenly spaced wheels, and each wheel is provided with a wheel brake on one side.

[0012] As a preferred embodiment of this utility model, two handrails are symmetrically fixed on one side of the top of the support base, and the top of the handrails is fitted with an anti-slip sleeve.

[0013] Compared with related technologies, the dust removal device for PVC film winding provided by this utility model has the following beneficial effects:

[0014] 1. By controlling the rotation of the lead screw, the slider moves along the surface of the lead screw, thereby driving the cylinder to move in the vertical direction. Combined with two symmetrically arranged dust suction pipes and dust suction hoods, the height of the dust suction hoods can be adaptively adjusted, allowing for dust removal of rolled-up films in different locations in the workshop, greatly improving flexibility.

[0015] 2. The suction component can draw dust into the interior of the filter bag. Together with two symmetrically arranged suction pipes and a suction hood, it can promptly remove dust from the top and bottom of the film, improving the dust removal effect and winding quality of the film. Attached Figure Description

[0016] Figure 1 This is one of the structural schematic diagrams of this utility model;

[0017] Figure 2 This is the second structural schematic diagram of the present invention;

[0018] Figure 3This is an exploded structural diagram of the bracket of this utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the cylinder of this utility model;

[0020] Figure 5 This is an exploded structural diagram of the circular tube of this utility model;

[0021] Figure 6 This is a cross-sectional structural diagram of the circular tube of this utility model.

[0022] In the diagram: 1. Bracket; 2. Lead screw; 3. Slider; 4. Cylinder; 5. Suction pipe; 6. Suction hood; 7. Round tube; 8. Retaining ring; 9. Filter bag; 10. Ring; 11. Limiting ring; 12. Air extraction assembly; 1201. Column; 1202. Motor; 1203. Fan blade; 1204. Ventilation mesh; 13. Fastener; 14. Guide block; 15. Guide rod; 16. Forward and reverse motor; 17. Support base; 18. Casters; 19. Handrail. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figure 1-6This utility model provides a dust removal device for PVC film winding, including a support 1. A lead screw 2 is rotatably mounted on one side of the inner wall of the support 1. A slider 3 is threadedly connected to the surface of the lead screw 2 via a lead screw nut. By rotating the lead screw 2, the slider 3 moves along the surface of the lead screw 2, thereby driving the cylinder 4 to move vertically. Combined with two symmetrically arranged dust suction pipes 5 and a dust suction hood 6, the height of the dust suction hood 6 can be adaptively adjusted, allowing for dust removal of the wound film at different locations in the workshop, greatly improving flexibility. A cylinder 4 is fixedly mounted on one side of the slider 3, and two dust suction pipes are symmetrically fixedly mounted on one side of the cylinder 4. 5. A dust suction hood 6 is fixedly installed at one end of the suction pipe 5. A round tube 7 is hinged to the bottom of the cylinder 4. An air extraction component 12 is installed inside the round tube 7. After the air extraction component 12 is activated, it can generate negative pressure at the round tube 7. Dust can be quickly collected through the suction pipe 5 and the dust suction hood 6. A retaining ring 8 is fixedly installed on one side inside the round tube 7. A ring 10 is attached to one side of the retaining ring 8. A filter bag 9 is fixedly installed on one side of the ring 10. The retaining ring 8 inside the round tube 7 is attached to the ring 10. The filter bag 9 fixed by the ring 10 can be easily disassembled and installed for easy cleaning or replacement. The filter bag 9 can easily suck dust into its interior, making it convenient for dust removal and collection.

[0025] The air extraction assembly 12 includes a column 1201, which is fixedly installed on one side of the top of the inner wall of the circular tube 7. A motor 1202 is fixedly installed at the bottom of the column 1201, and a fan blade 1203 is fixedly installed on the output shaft of the motor 1202. The air extraction assembly 12 also includes a ventilated net 1204, which is fixedly installed at one end of the circular tube 7. The air extraction assembly 12, driven by the motor 1202, rotates the fan blade 1203 at high speed to form a negative pressure zone, thereby drawing dust into the interior of the filter bag 9. The ventilated net 1204 facilitates the exhaust function.

[0026] A guide block 14 is fixedly provided on one side of the cylinder 4, and a guide rod 15 is slidably provided in the middle of the guide block 14. Both ends of the guide rod 15 are fixedly connected to the inner wall of the bracket 1. The guide block 14 is provided so that it plays a limiting and guiding role when it moves on the surface of the guide rod 15.

[0027] The surface of the cylinder 4 is connected to the surface of the tube 7 by two snap fasteners 13. A limiting ring 11 is fixedly provided on the inner wall of the cylinder 4, and a rubber ring is fixed between the limiting ring 11 and the ring 10. The connection between the surface of the cylinder 4 and the surface of the tube 7 by two snap fasteners 13 makes the assembly and disassembly of the cylinder 4 and the tube 7 simple and quick. The limiting ring 11 fixedly provided on the inner wall of the cylinder 4 cooperates with the ring 10 and can cooperate with the rubber ring to limit the movement of the ring 10.

[0028] A forward and reverse motor 16 is fixedly installed on one side of the top of the bracket 1. The output shaft of the forward and reverse motor 16 passes through the bracket 1 and is fixedly connected to the top of the lead screw 2. The forward and reverse motor 16 installed on one side of the top of the bracket 1 can drive the lead screw 2 to rotate forward or reverse through the output shaft.

[0029] The bottom of the support frame 1 is fixedly equipped with a support base 17, and the bottom of the support base 17 is fixedly equipped with four evenly spaced wheels 18, and each wheel 18 is equipped with a wheel brake on one side. Two handrails 19 are symmetrically fixed on one side of the top of the support base 17, and the top of the handrails 19 is covered with an anti-slip sleeve. The support base 17 at the bottom of the support frame 1 is equipped with four evenly spaced wheels 18, which makes the overall equipment extremely easy to move and can easily achieve rapid transfer to different work scenarios. The wheel brakes on one side of the wheels 18 can fix the movement of the device. The handrails 19 are provided to facilitate pushing the device. The anti-slip sleeves on the top of the handrails 19 prevent the hands from slipping.

[0030] In use, firstly, using the casters 18 at the bottom of the support base 17, the dust removal device is flexibly moved to the PVC film winding station. Based on the film winding height, the forward and reverse motor 16 is started to drive the lead screw 2 to rotate. Guided by the guide block 14 and guide rod 15, the slider 3 drives the cylinder 4 to smoothly rise and fall vertically, simultaneously adjusting the height of the suction pipe 5 and the suction hood 6. This structure can adapt to film winding equipment of different heights in the workshop, achieving flexible expansion of the dust removal range. After the height adjustment is completed, the operator holds the anti-slip sleeve on the handle 19 and pushes the two suction hoods 6 to both sides of the film, so that the film is positioned on both sides. Between the dust collection hoods 6, the motor 1202 is started, driving the fan blades 1203 to rotate at high speed to form a negative pressure dust collection channel. Through the efficient collaboration between the dust collection pipe 5 and the dust collection hoods 6, the dust on the surface and surrounding area of ​​the film is quickly sucked into the dust collection hoods 6 inside the round tube 7. The dust on the upper and lower surfaces of the film is removed simultaneously, significantly improving dust removal efficiency and film winding quality. After the dust removal operation is completed, the cylinder 4 and the round tube 7 are unlocked by opening the buckle 13, and the hinged round tube 7 is opened to easily remove the ring 10 and the filter bag 9. After cleaning the dust collected in the filter bag 9, it is ready for the next round of dust removal operation.

[0031] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A dust removal device for PVC film winding, comprising a support frame (1), characterized in that, A lead screw (2) is rotatably provided on one side of the inner wall of the bracket (1). A slider (3) is threadedly connected to the surface of the lead screw (2) through a lead screw nut. A cylinder (4) is fixedly provided on one side of the slider (3). Two suction pipes (5) are symmetrically fixed on one side of the cylinder (4). A dust suction cover (6) is fixedly provided at one end of the suction pipe (5). A round tube (7) is hinged to the bottom of the cylinder (4) through a hinge. An air extraction component (12) is provided inside the round tube (7). A retaining ring (8) is fixedly provided on one side of the inside of the round tube (7). A ring (10) is attached to one side of the retaining ring (8). A filter bag (9) is fixedly provided on one side of the ring (10).

2. The dust removal device for PVC film winding according to claim 1, characterized in that: A forward and reverse motor (16) is fixedly installed on one side of the top of the bracket (1). The output shaft of the forward and reverse motor (16) passes through the bracket (1) and is fixedly connected to the top of the lead screw (2).

3. The dust removal device for PVC film winding according to claim 1, characterized in that: A guide block (14) is fixedly provided on one side of the cylinder (4), and a guide rod (15) is slidably provided in the middle of the guide block (14). Both ends of the guide rod (15) are fixedly connected to the inner wall of the bracket (1).

4. The dust removal device for PVC film winding according to claim 1, characterized in that: The surface of the cylinder (4) is connected to the surface of the tube (7) by two buckles (13). A limiting ring (11) is fixedly provided on the inner wall of the cylinder (4), and a rubber ring is fixedly provided between the limiting ring (11) and the ring (10).

5. The dust removal device for PVC film winding according to claim 1, characterized in that: The air extraction assembly (12) includes a column (1201), which is fixedly installed on one side of the top of the inner wall of the round tube (7). A motor (1202) is fixedly installed at the bottom of the column (1201), and a fan blade (1203) is fixedly installed on the output shaft of the motor (1202).

6. The dust removal device for PVC film winding according to claim 5, characterized in that: The air extraction assembly (12) also includes a breathable mesh (1204), which is fixedly installed at one end of the round tube (7).

7. The dust removal device for PVC film winding according to claim 1, characterized in that: The bottom end of the bracket (1) is fixedly provided with a support base (17), and the bottom end of the support base (17) is fixedly provided with four evenly spaced wheels (18), and each wheel (18) is provided with a wheel brake on one side.

8. The dust removal device for PVC film winding according to claim 7, characterized in that: Two handrails (19) are symmetrically fixed on one side of the top of the support base (17), and the top of the handrails (19) is covered with an anti-slip sleeve.

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