PVC vacuum film feeding device

Abstract

The utility model relates to the technical field of feeding devices, and discloses a PVC (polyvinyl chloride) vacuum film feeding device which comprises a base, a cutting table, a discharging component and a feeding mechanism are fixedly mounted at the top of the base, and a guide component is arranged between the feeding mechanism and the discharging component. The feeding mechanism comprises a guide rail and a hollow block, the guide rail is fixedly installed on the top of the base, the hollow block is fixedly installed on the top of the cutting table, a U-shaped base is driven by a sliding block to move, a movable clamping plate and a fixed clamping plate are made to move to the PVC film, the position, close to the edge, of the PVC film is suspended, the fixed clamping plate can stretch into the bottom of the PVC film, and the PVC film is fixed. The first air cylinder drives the movable clamping plate to move downwards to clamp and fix the PVC film, and the left side face of the fixed clamping plate is arranged to be an inclined face, so that the fixed clamping plate can stretch into the bottom of the PVC film more easily.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding devices, in particular to a PVC vacuum film feeding device. Background Art

[0002] The PVC production line is generally composed of a rolling machine, a printing machine, a back coating machine and a cutting machine. It mainly produces a film with a thickness of only 0.3 mm to 0.7 mm through the direct stirring, roller rotation and high-temperature rolling of the rolling machine. At the same time, the front of the film is printed with patterns by a printing machine, and a layer of back coating is attached to the back of the film by a back coating machine. Then, the film is cut by a cutting machine. When cutting the film with the existing cutting machine, it is necessary to manually move the PVC film to the side of the cutting machine, which is inconvenient to move or easily causes the possibility of personal injury. Utility Model Content

[0003] The purpose of the utility model is to provide a PVC vacuum film feeding device to solve the problems raised in the above background technology.

[0004] To achieve the above purpose, the utility model provides the following technical solutions: a PVC vacuum film feeding device, comprising a base, a cutting table is fixedly installed on the top of the base, a discharge component is fixedly installed on the top of the base, a feeding mechanism is fixedly installed on the top of the base, and a guide component is arranged between the feeding mechanism and the discharge component;

[0005] The feeding mechanism includes a guide rail and a hollow block. The guide rail is fixedly installed on the top of the base, the hollow block is fixedly installed on the top of the cutting table, the left side of the cutting table is connected to a vacuum pump through a pipeline, the top of the hollow block is provided with an adsorption hole, and there are multiple adsorption holes, which are evenly spaced on the top of the hollow block. The top of the hollow block is provided with an inclined surface, and the inclined surface is close to the front and back of the hollow block. A motor is fixedly installed on the right end of the guide rail, and a screw rod is fixedly installed on the output end of the motor. A slider is provided on the outer wall thread sleeve of the screw rod, and the slider is slidably arranged in the guide rail, and a clamping component is fixedly installed on the top of the slider.

[0006] Furthermore, the clamping component includes a U-shaped seat, the U-shaped seat is fixedly installed on the top of the slider, a fixed splint is fixedly installed on the inner side of the U-shaped seat, the left side of the fixed splint is an inclined surface, the upper surface of the fixed splint is horizontal with the upper surface of the hollow block, a cylinder 1 is fixedly installed on the top of the U-shaped seat, and a movable splint is fixedly installed on the bottom end of the cylinder 1.

[0007] Furthermore, a bracket is fixedly installed on the outer wall of the base, a second cylinder is fixedly installed on the top of the bracket, and a cutting knife is fixedly installed on the bottom end of the second cylinder.

[0008] Furthermore, the discharge component includes a fixing plate 1, which is fixedly installed on the top of the base, the inner wall of the fixing plate 1 is rotatably connected to a rotating cylinder through a bearing, the outer wall of the rotating cylinder is provided with a notch, the inner wall of the rotating cylinder is clamped with a rotating shaft, the outer wall of the rotating shaft is fixedly sleeved with a winding roller, a positioning hole is provided on the end surface of the rotating shaft, the inner wall of the rotating cylinder is threadedly connected to a threaded rod, the end of the threaded rod is rotatably connected to a connecting disk through a bearing, a positioning rod is fixedly installed on the outer wall of the connecting disk facing the rotating shaft, and the positioning rod is inserted into the positioning hole.

[0009] Furthermore, the guide component includes a fixed plate 2, which is fixedly installed on the top of the base, and the inner wall of the fixed plate 2 is rotatably connected to a guide roller 1 through a bearing, and the inner wall of the fixed plate 2 is rotatably connected to a guide roller 2 through a bearing, and the guide roller 2 is located directly below the guide roller 1, and the top tangent of the guide roller 2 is located in the same plane as the top of the hollow block.

[0010] Furthermore, two guide rails and two sliding blocks are provided, and they are symmetrically distributed front and back about the center of the cutting table.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] A clamping component is provided to clamp and fix the right end of the PVC film, and then the motor drives the screw rod to rotate, so that the slider drives the clamping component to move, and the PVC film is pulled open, so that the cutting machine can cut the spread PVC film, and the PVC film spread on the hollow block is adsorbed and fixed through the hollow block, the vacuum pump, and the adsorption hole to prevent the PVC film from deviating during the cutting process. After one cutting, the motor drives the screw rod to reverse, so that the clamping component moves back to the hollow block, and the PVC film adsorbed and fixed on the hollow block is clamped and fixed again, and then the PVC film is pulled to spread and cut again. In the multiple cutting processes, there is no need to manually spread the PVC film, and thus the human hand can be prevented from being affected by the cutting machine while ensuring continuous cutting;

[0013] The U-shaped seat is driven to move by the slider, so that the movable splint and the fixed splint are moved to the PVC film. Because the PVC film is suspended near the edge, the fixed splint can be extended to the bottom of the PVC film. The movable splint is driven downward by the cylinder to clamp and fix the PVC film, and the left side of the fixed splint is set as an inclined surface, which is more conducive to extending the fixed splint to the bottom of the PVC film. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural schematic diagram of an exploded view of the feeding mechanism of the utility model;

[0016] Figure 3 This is a structural schematic diagram of an exploded view of the discharge component of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the guide component of the utility model.

[0018] In the figure: 1. base; 2. cutting table; 3. feeding mechanism; 301. guide rail; 302. motor; 303. screw rod; 304. slider; 305. clamping component; 306. hollow block; 307. vacuum pump; 308. adsorption hole; 3051. U-shaped seat; 3052. cylinder one; 3053. movable splint; 3054. fixed splint; 4. bracket; 5. cylinder two; 6. cutting knife; 7. unloading component; 701. fixed plate one; 702. rotating shaft; 703. winding roller; 704. positioning hole; 705. rotating cylinder; 706. connecting plate; 707. positioning rod; 708. threaded rod; 8. guide component; 801. fixed plate two; 802. guide roller one; 803. guide roller two. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-Figure 4 The utility model provides a technical solution: a PVC vacuum film feeding device, comprising a base 1, a cutting table 2 is fixedly installed on the top of the base 1, a discharge component 7 is fixedly installed on the top of the base 1, a feeding mechanism 3 is fixedly installed on the top of the base 1, and a guide component 8 is arranged between the feeding mechanism 3 and the discharge component 7;

[0021] The feeding mechanism 3 includes a guide rail 301 and a hollow block 306. The guide rail 301 is fixedly mounted on the top of the base 1. The hollow block 306 is fixedly mounted on the top of the cutting table 2. The left side of the cutting table 2 is connected to a vacuum pump 307 through a pipeline. An adsorption hole 308 is provided on the top of the hollow block 306. There are multiple adsorption holes 308, which are evenly spaced and distributed on the top of the hollow block 306. An inclined surface is provided on the top of the hollow block 306, and the inclined surface is close to the front and back sides of the hollow block 306. A motor 302 is fixedly mounted on the right end of the guide rail 301. A screw rod 303 is fixedly mounted on the output end of the motor 302. A slider 304 is provided on the outer wall thread sleeve of the screw rod 303. The slider 304 is slidably arranged in the guide rail 301. A clamping component 305 is fixedly mounted on the top of the slider 304. The clamping component 305 is provided to clamp and fix the right end of the PVC film, and then the screw rod 303 is driven to rotate by the motor 302, so that The slider 304 drives the clamping component 305 to move, and the PVC film is pulled open, so that the cutting machine can cut the spread PVC film. The PVC film laid on the hollow block 306 is adsorbed and fixed by the hollow block 306, the vacuum pump 307, and the adsorption hole 308 to prevent the PVC film from deviating during the cutting process. After one cutting, the motor 302 drives the screw rod 303 to reverse, so that the clamping component 305 moves to the hollow block 306 again, and the PVC film adsorbed and fixed on the hollow block 306 is clamped and fixed again, and then the PVC film is pulled to be spread out and cut again. In the multiple cutting processes, there is no need to manually spread the PVC film, and thus the hands can be prevented from being affected by the cutting machine when ensuring continuous cutting. An inclined surface is provided on the top of the hollow block 306, so that a part of the PVC film laid on the hollow block 306 is suspended, so that it is convenient for the clamping component 305 to clamp and fix the PVC film.

[0022] The clamping member 305 comprises a U-shaped seat 3051, which is fixedly mounted on the top of the slider 304, a fixed clamping plate 3054 is fixedly mounted on the inner side of the U-shaped seat 3051, the left side of the fixed clamping plate 3054 is an inclined surface, and the upper surface of the fixed clamping plate 3054 is parallel to the upper surface of the hollow block 306, a cylinder 3052 is fixedly mounted on the top of the U-shaped seat 3051, and a movable clamping plate 3053 is fixedly mounted on the bottom of the cylinder 3052, through the slider 3 04 drives the U-shaped seat 3051 to move, so that the movable clamping plate 3053 and the fixed clamping plate 3054 move to the PVC film. Because the PVC film is suspended near the edge, the fixed clamping plate 3054 can extend to the bottom of the PVC film. The movable clamping plate 3053 is driven downward by the cylinder 3052 to clamp and fix the PVC film, and the left side of the fixed clamping plate 3054 is set as an inclined surface, which is more conducive to extending the fixed clamping plate 3054 to the bottom of the PVC film;

[0023] A bracket 4 is fixedly mounted on the outer wall of the base 1, a cylinder 5 is fixedly mounted on the top of the bracket 4, and a cutting knife 6 is fixedly mounted on the bottom end of the cylinder 5;

[0024] The material discharge component 7 includes a fixed plate 701, which is fixedly installed on the top of the base 1. The inner wall of the fixed plate 701 is rotatably connected to a rotating cylinder 705 through a bearing. The outer wall of the rotating cylinder 705 is provided with a notch. The inner wall of the rotating cylinder 705 is clamped with a rotating shaft 702. The outer wall of the rotating shaft 702 is fixedly sleeved with a winding roller 703. A positioning hole 704 is provided on the end surface of the rotating shaft 702. The inner wall of the rotating cylinder 705 is threadedly connected to a threaded rod 708. The end of the threaded rod 708 is rotatably connected to a connecting plate 706 through a bearing. The connecting plate 706 A positioning rod 707 is fixedly installed on the outer wall of one side facing the rotating shaft 702. The positioning rod 707 is inserted into the positioning hole 704. A notch is provided on the rotating cylinder 705 for placing the rotating shaft 702 in the rotating cylinder 705 and taking the rotating shaft 702 out of the rotating cylinder 705. The connecting plate 706 is moved by rotating the threaded rod 708, thereby driving the positioning rod 707 to move into the positioning hole 704, so as to limit the rotating shaft 702, so that when the winding roller 703 rotates to release the PVC film, the rotating shaft 702 will not be separated from the rotating cylinder 705.

[0025] The guide component 8 includes a second fixing plate 801, which is fixedly installed on the top of the base 1. The inner wall of the second fixing plate 801 is rotatably connected to a guide roller 802 through a bearing. The inner wall of the second fixing plate 801 is rotatably connected to a guide roller 803 through a bearing. The guide roller 803 is located directly below the guide roller 802. The top tangent of the guide roller 803 is located in the same plane as the top of the hollow block 306. The PVC film is guided by the guide rollers 802 and 803 so that the PVC film can be laid flat on the hollow block 306.

[0026] Two guide rails 301 and two sliders 304 are provided and are symmetrically distributed front and back about the center of the cutting table 2, and are used to set two clamping components 305 to clamp and fix the PVC film from both the front and back sides of the right end of the PVC film.

[0027] Working principle: When in use, the PVC film is pulled out from the winding roller 703, and then passed between the guide roller 1 802 and the guide roller 2 803, and then the right end of the PVC film is spread flat on the hollow block 306, and the clamping component 305 is used to fix the right end of the PVC film, and then the motor 302 is turned on to drive the screw rod 303 to rotate, so that the slider 304 drives the clamping component 305 to move, and the PVC film is pulled open, and the vacuum pump 307 is turned on to vacuum the hollow block 306, so that the adsorption hole 308 adsorbs and fixes the PVC film, so that the cutting machine can cut the spread PVC film, and the cutting length is controlled by the moving distance of the slider 304. After one cutting is completed, the motor 302 is turned on to drive the screw rod 303 Reversal allows the clamping component 305 to reset, and the PVC film adsorbed and fixed on the hollow block 306 is clamped and fixed again, the vacuum pump 307 is turned off so that the adsorption hole 308 no longer adsorbs and fixes the PVC film, and the motor 302 is turned on to drive the screw rod 303 to rotate forward, so that the clamping component 305 pulls and spreads the PVC film for cutting again. Repeating this process multiple times can achieve multiple cutting of the PVC film.

[0028] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

Claims

1. A PVC vacuum film feeding device, comprising a base (1), a cutting table (2) being fixedly mounted on the top of the base (1), characterized in that: A discharge component (7) is fixedly mounted on the top of the base (1), a loading mechanism (3) is fixedly mounted on the top of the base (1), and a guide component (8) is provided between the loading mechanism (3) and the discharge component (7); The feeding mechanism (3) comprises a guide rail (301) and a hollow block (306); the guide rail (301) is fixedly mounted on the top of the base (1); the hollow block (306) is fixedly mounted on the top of the cutting table (2); a vacuum pump (307) is connected to the left side of the cutting table (2) via a pipeline; a suction hole (308) is provided on the top of the hollow block (306); a plurality of suction holes (308) are provided and are evenly spaced on the top of the hollow block (306); The top of the hollow block (306) is provided with an inclined surface, and the inclined surface is close to the front and back sides of the hollow block (306); a motor (302) is fixedly mounted on the right end of the guide rail (301); a lead screw (303) is fixedly mounted on the output end of the motor (302); a slider (304) is threadedly sleeved on the outer wall of the lead screw (303); the slider (304) is slidably arranged in the guide rail (301); and a clamping component (305) is fixedly mounted on the top of the slider (304).

2. A PVC vacuum film feeding device according to claim 1, characterized in that: The clamping component (305) comprises a U-shaped seat (3051), wherein the U-shaped seat (3051) is fixedly mounted on the top of the slider (304), a fixed clamping plate (3054) is fixedly mounted on the inner side of the U-shaped seat (3051), the left side surface of the fixed clamping plate (3054) is an inclined surface, the upper surface of the fixed clamping plate (3054) is parallel to the upper surface of the hollow block (306), a cylinder 1 (3052) is fixedly mounted on the top of the U-shaped seat (3051), and a movable clamping plate (3053) is fixedly mounted on the bottom end of the cylinder 1 (3052).

3. A PVC vacuum film feeding device according to claim 1, characterized in that: A bracket (4) is fixedly mounted on the outer wall of the base (1), a second cylinder (5) is fixedly mounted on the top of the bracket (4), and a cutting knife (6) is fixedly mounted on the bottom end of the second cylinder (5).

4. A PVC vacuum film feeding device according to claim 1, characterized in that: The material discharge component (7) comprises a fixing plate 1 (701), wherein the fixing plate 1 (701) is fixedly mounted on the top of the base (1), the inner wall of the fixing plate 1 (701) is rotatably connected to a rotating cylinder (705) via a bearing, the outer wall of the rotating cylinder (705) is provided with a notch, the inner wall of the rotating cylinder (705) is clamped with a rotating shaft (702), the outer wall of the rotating shaft (702) is fixedly sleeved with a winding roller (703), the end surface of the rotating shaft (702) is provided with a positioning hole (704), the inner wall of the rotating cylinder (705) is threadedly connected to a threaded rod (708), the end of the threaded rod (708) is rotatably connected to a connecting plate (706) via a bearing, a positioning rod (707) is fixedly mounted on the outer wall of the connecting plate (706) on one side facing the rotating shaft (702), and the positioning rod (707) is inserted into the positioning hole (704).

5. A PVC vacuum film feeding device according to claim 1, characterized in that: The guide component (8) comprises a second fixing plate (801), the second fixing plate (801) being fixedly mounted on the top of the base (1), the inner wall of the second fixing plate (801) being rotatably connected to a first guide roller (802) via a bearing, the inner wall of the second fixing plate (801) being rotatably connected to a second guide roller (803) via a bearing, the second guide roller (803) being located directly below the first guide roller (802), and the top tangent of the second guide roller (803) being located in the same plane as the top of the hollow block (306).

6. A PVC vacuum film feeding device according to claim 1, characterized in that: Two guide rails (301) and two sliding blocks (304) are provided, and are symmetrically distributed front and back about the center of the cutting table (2).

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