Environment-friendly drying equipment for food packaging film printing

Abstract

The utility model belongs to the technical field of drying equipment, and particularly relates to environment-friendly drying equipment for food packaging film printing, which comprises a conveyor, a frame is arranged at the upper end of the conveyor, an air cylinder is fixedly mounted in the middle of the upper end of the frame, and an air cylinder rod of the air cylinder penetrates through the frame and is in sliding connection with the frame. A sliding barrel is slidably connected to the outer side of a cylinder rod, a spring is arranged in the sliding barrel, an air inlet pipe is welded to the lower end of the sliding barrel, a sliding pin is fixedly connected to the surface of the cylinder rod of the cylinder, the sliding pin is slidably connected with the sliding barrel, and a drying mechanism is arranged on the air inlet pipe. Through the elastic effect of the spring, the air inlet pipe drives the hanging plate to be elastically pressed downwards, then the supporting roller drives the conveying belt to be elastically pressed downwards, the device can press and convey food packaging films with different thicknesses, and the situation that the packaging films are damaged due to the fact that pressing force is too large is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of drying equipment, in particular to an environmentally friendly drying equipment for printing food packaging films. Background Art

[0002] Utility model patent publication number CN214873545U discloses a drying device for packaging film printing. The device comprises a first cover assembly, a second cover assembly, a film material conveyor assembly, a hot air inlet assembly, and a hot air outlet assembly. The first cover assembly is mounted on a frame, and the second cover assembly is mounted on the frame and cooperates with the first cover assembly to form a drying space between the first and second cover assemblies. The film material conveyor assembly is mounted on the frame and positioned between the first and second cover assemblies. One end of the hot air inlet assembly communicates with the first cover assembly and the other end communicates with a hot air supply device. One end of the hot air outlet assembly communicates with the second cover assembly and the other end communicates with a hot air recovery device. Guide bevels or curved guide plates are used to guide the hot air, ensuring that the surface of the packaging film is fully dried, thereby improving work efficiency and product quality. However, when the device is in use, the airflow velocity is too high, which can cause ink to be blown onto the packaging film and reduce the quality of the printed pattern. Furthermore, the device is not convenient for transporting packaging films of varying thicknesses. Therefore, improvements are needed. Utility Model Content

[0003] The purpose of the utility model is to provide an environmentally friendly drying device for printing food packaging film, which solves the problem that when the device is in use, the air flow blowing speed is too high, which causes the ink to be blown onto the packaging film and causes the quality of the printed pattern to be reduced. At the same time, the device is not convenient for conveying packaging films of different thicknesses.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an environmentally friendly drying equipment for printing food packaging film, comprising a conveyor, a frame is provided at the upper end of the conveyor, a cylinder is fixedly installed in the middle of the upper end of the frame, the cylinder rod of the cylinder passes through the frame and is slidably connected to the frame, the outer side of the cylinder rod is slidably connected to a slide, a spring is provided inside the slide, an air intake pipe is welded to the lower end of the slide, a sliding pin is fixedly connected to the surface of the cylinder rod of the cylinder, the sliding pin and the slide are slidably connected, and a drying mechanism is provided on the air intake pipe.

[0005] Preferably, one end of the spring is fixedly connected to the cylinder rod of the cylinder, and the other end of the spring is fixedly connected to the air intake pipe. By arranging the spring, the air intake pipe is elastically pressed downward.

[0006] Preferably, the drying mechanism includes a hanging plate, the outer side of the air inlet pipe is fixedly connected to the hanging plate, the lower end of the hanging plate is welded with a support, the internal rotatable connection of the support is connected to a support roller, a conveyor belt is provided on the outer side of the support roller, a hot dryer is fixedly installed on the upper end of the frame and on the left side of the cylinder, the output end of the hot dryer passes through the frame and is slidably connected to the frame, the output end of the hot dryer is fixedly connected to the air inlet pipe, the lower end of the air inlet pipe is fixedly connected to the air outlet pipe, the internal slidable connection of the air outlet pipe is connected to a plug, the surface of the plug is fixedly connected to a sliding rod, and the lower end of the air outlet pipe is fixedly connected to a diversion hood. Through the elastic action of the spring, the air inlet pipe drives the hanging plate to be elastically pressed down, and then the support roller drives the conveyor belt to be elastically pressed down, so that the device can compress and convey food packaging films of different thicknesses, and avoid damage to the packaging film due to excessive compression force. By rotating the screw ring and the air inlet pipe to make threaded movement, the sliding rod drives the plug to slide in the air outlet pipe, and the gap between the plug and the air outlet pipe changes, so that the air outlet speed of the device is easy to adjust, while ensuring the drying efficiency of the packaging film, avoiding excessive wind force to cause the ink to be blown and spread.

[0007] Preferably, a chute is provided inside the air inlet pipe, wherein the chute is slidably connected to the slide bar. The movement of the slide bar is guided by providing the chute.

[0008] Preferably, a retaining sleeve is fixedly connected to the outer side of the slide bar, and the retaining sleeve is slidably connected to the air inlet pipe. By providing the retaining sleeve, the slide groove is closed.

[0009] Preferably, the outer side of the air inlet pipe is connected with a screw ring through a thread, and the screw ring is slidably connected to the slide rod. The movement of the slide rod is controlled by providing the screw ring.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0011] 1. The utility model uses the elastic action of the spring to make the air inlet pipe drive the hanging plate to be elastically pressed down, and then the support roller drives the conveyor belt to be elastically pressed down, so that the device can compress and convey food packaging films of different thicknesses and avoid damage to the packaging film due to excessive pressing force.

[0012] 2. The utility model rotates the screw ring and the air inlet pipe to make a threaded motion, so that the slide rod drives the plug to slide in the air outlet pipe, thereby changing the gap between the plug and the air outlet pipe, and making it easy to adjust the air outlet speed of the device, while ensuring the drying efficiency of the packaging film, avoiding excessive wind force causing the ink to be blown and spread. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2For this utility model Figure 1 A three-dimensional diagram of the local structure;

[0015] Figure 3 For this utility model Figure 2 Front cross-sectional view of

[0016] Figure 4 For this utility model Figure 3 Enlarged view of point A.

[0017] In the figure: 1. Conveyor; 2. Frame; 3. Cylinder; 4. Slide; 5. Spring; 6. Slide pin; 7. Inlet pipe; 8. Drying mechanism; 81. Hanging plate; 82. Support; 83. Support roller; 84. Conveyor belt; 85. Dryer; 86. Outlet pipe; 87. Plug; 88. Slide rod; 89. Slide chute; 810. Stop sleeve; 811. Screw ring; 812. Diverter hood. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] See also Figure 1-Figure 4 , an environmentally friendly drying equipment for printing food packaging film, including a conveyor 1, a frame 2 is provided at the upper end of the conveyor 1, a cylinder 3 is fixedly installed in the middle of the upper end of the frame 2, the cylinder rod of the cylinder 3 passes through the frame 2 and is slidably connected to the frame 2, the outer side of the cylinder rod is slidably connected to a slide 4, a spring 5 is provided inside the slide 4, an air intake pipe 7 is welded to the lower end of the slide 4, one end of the spring 5 is fixedly connected to the cylinder rod of the cylinder 3, and the other end of the spring 5 is fixedly connected to the air intake pipe 7. By setting the spring 5, the air intake pipe 7 is elastically pressed downward, and a sliding pin 6 is fixedly connected to the surface of the cylinder rod of the cylinder 3, the sliding pin 6 is slidably connected to the slide 4, and a drying mechanism 8 is provided on the air intake pipe 7.

[0020] See also Figure 1-Figure 3The drying mechanism 8 includes a hanging plate 81, a hanging plate 81 is fixedly connected to the outer side of the air inlet pipe 7, a support 82 is welded to the lower end of the hanging plate 81, a support roller 83 is rotatably connected to the inner side of the support 82, and a conveyor belt 84 is provided on the outer side of the support roller 83. A hot dryer 85 is fixedly installed on the upper end of the frame 2 and on the left side of the cylinder 3. The output end of the hot dryer 85 passes through the frame 2 and is slidably connected to the frame 2. The output end of the hot dryer 85 is fixedly connected to the air inlet pipe 7, and the lower end of the air inlet pipe 7 is fixedly connected to the air outlet pipe 86. The air outlet pipe 86 is internally slidably connected with a plug 87. The surface of the plug 87 is fixedly connected to a slide rod 88. A slide groove 89 is provided inside the air inlet pipe 7. The slide groove 89 and the slide rod 88 are slidably connected. By setting the slide groove 89, the movement of the slide rod 88 is guided. The outer side of the slide rod 88 is fixedly connected with a stopper 810, which is slidably connected to the air inlet pipe 7. The retaining sleeve 810 closes the slide 89, and the outer side of the air inlet pipe 7 is connected to a screw ring 811 by a thread. The screw ring 811 and the slide bar 88 are slidably connected. By setting the screw ring 811, the movement of the slide bar 88 is controlled. The lower end of the air outlet pipe 86 is fixedly connected to the diversion cover 812. Through the elastic action of the spring 5, the air inlet pipe 7 drives the hanging plate 81 to be elastically pressed down, and then the support roller 83 drives the conveyor belt 84 to be elastically pressed down, so that the device can compress and convey food packaging films of different thicknesses, and avoid damage to the packaging film caused by excessive pressing force. By rotating the screw ring 811 and the air inlet pipe 7 to perform threaded movement, the slide bar 88 drives the plug 87 to slide in the air outlet pipe 86, so that the gap between the plug 87 and the air outlet pipe 86 changes, so that the air outlet speed of the device is easy to adjust, while ensuring the drying efficiency of the packaging film, avoiding excessive wind force causing the ink to be blown and spread.

[0021] The specific implementation process of the utility model is as follows: when in use, the packaging film is placed on the conveyor 1 for transportation, the cylinder 3 is started, the cylinder 3 drives the cylinder rod to extend, and then the spring 5 elastically presses the air inlet pipe 7, and then the hanging plate 81 drives the support 82 to be elastically pressed down, and then the support roller 83 drives the conveyor belt 84 to press the packaging film tightly on the conveyor 1 for transportation, and the elastic action of the spring 5 makes the air inlet pipe 7 drive the hanging plate 81 to be elastically pressed down, and then the support roller 83 drives the conveyor belt 84 to be elastically pressed down, so that the device can The thick food packaging film is compressed and transported, and the compression force is too large to cause damage to the packaging film. Then, the hot dryer 85 is started to intake air into the air inlet pipe 7, and hot air is blown out to dry the packaging film through the diverter cover 812. The screw ring 811 and the air inlet pipe 7 are manually rotated to make a threaded movement, so that the slide rod 88 drives the plug 87 to slide in the air outlet pipe 86, thereby changing the gap between the plug 87 and the air outlet pipe 86, and making it easy to adjust the air outlet speed of the device. While ensuring the drying efficiency of the packaging film, it avoids excessive wind force that causes the ink to be blown and spread.

[0022] Although the 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 variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An environmentally friendly drying device for printing food packaging film, comprising a conveyor (1), characterized in that: The upper end of the conveyor (1) is provided with a frame (2), a cylinder (3) is fixedly installed in the middle of the upper end of the frame (2), the cylinder rod of the cylinder (3) passes through the frame (2) and is slidably connected to the frame (2), the outer side of the cylinder rod is slidably connected to a slide (4), the interior of the slide (4) is provided with a spring (5), the lower end of the slide (4) is welded with an air intake pipe (7), the surface of the cylinder rod of the cylinder (3) is fixedly connected with a sliding pin (6), the sliding pin (6) and the slide (4) are slidably connected, and a drying mechanism (8) is provided on the air intake pipe (7); The drying mechanism (8) comprises a hanging plate (81), the outer side of the air inlet pipe (7) is fixedly connected with the hanging plate (81), the lower end of the hanging plate (81) is welded with a support (82), the inner part of the support (82) is rotatably connected with a support roller (83), the outer side of the support roller (83) is provided with a conveyor belt (84), the upper end of the frame (2) and the left side of the cylinder (3) are fixedly installed with a heat dryer (85), the output end of the heat dryer (85) passes through the frame (2) and is slidably connected to the frame (2), the output end of the heat dryer (85) is fixedly connected to the air inlet pipe (7), the lower end of the air inlet pipe (7) is fixedly connected with an air outlet pipe (86), the inner part of the air outlet pipe (86) is slidably connected with a plug (87), the surface of the plug (87) is fixedly connected with a slide rod (88), and the lower end of the air outlet pipe (86) is fixedly connected with a diverter cover (812).

2. The environmentally friendly drying equipment for food packaging film printing according to claim 1, characterized in that: One end of the spring (5) is fixedly connected to the cylinder rod of the cylinder (3), and the other end of the spring (5) is fixedly connected to the air intake pipe (7).

3. The environmentally friendly drying equipment for food packaging film printing according to claim 1, characterized in that: A sliding groove (89) is provided inside the air inlet pipe (7), and the sliding groove (89) and the sliding rod (88) are slidably connected.

4. The environmentally friendly drying equipment for food packaging film printing according to claim 1, characterized in that: A stop sleeve (810) is fixedly connected to the outer side of the slide rod (88), and the stop sleeve (810) is slidably connected to the air intake pipe (7).

5. The environmentally friendly drying equipment for food packaging film printing according to claim 1, characterized in that: The outer side of the air inlet pipe (7) is connected with a screw ring (811) through a thread, and the screw ring (811) and the sliding rod (88) are slidably connected.

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