Vertical turnover device of double-sided coating machine

Abstract

The utility model discloses a vertical turnover device of a double-sided coating machine, which comprises a base, two guide rollers are rotatably connected to the surface of the base, two rotating grooves are formed in the surface of the base, and rotating gears are rotatably connected to the interiors of the rotating grooves, and relates to the technical field of double-sided coating machines. Through the arrangement of the rotatable rotating gear, the angle of the air floating roller can be flexibly adjusted, the angle of the air floating roller can be accurately adjusted according to actual requirements, stable overturning of materials is achieved, therefore, the coating quality and consistency are guaranteed, the application range is wider than that of a traditional fixed angle structure, and the practicability is high. The threads on the surfaces of the two threaded rods are arranged to be of opposite structures, when a servo motor is started and drives one air floating roller to rotate, the other air floating roller rotates by the same angle in the opposite direction, materials can completely move on the surface of the other air floating roller when moving on the surface of the air floating roller, and therefore the materials can be completely separated from the surface of the other air floating roller. And material separation is avoided, and the accuracy is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of double-sided coating machines, in particular to a vertical turning device for a double-sided coating machine. Background Art

[0002] During the film production process, a double-sided coating machine is required for double-sided coating. During double-sided coating, the film needs to be flipped so that both sides of the film are coated.

[0003] After searching, the patent number CN211563557U is specifically named as a vertical turning frame for a double-sided coating machine, comprising a first air flotation roller and a second air flotation roller, a guide mechanism is provided between the first air flotation roller and the second air flotation roller, the guide mechanism comprises a first rotating guide roller and a second rotating guide roller arranged vertically, the first rotating guide roller and the second rotating guide roller are arranged in parallel, the axis of the first rotating guide roller and the axis of the second rotating guide roller are in the same plane, a horizontal top plate is provided above the first rotating guide roller and the second rotating guide roller, a horizontal bottom plate is provided below the first rotating guide roller, the top of the first rotating guide roller is vertically rotatably connected to the horizontal top plate, the bottom of the first rotating guide roller is vertically rotatably connected to the horizontal bottom plate, the top of the second rotating guide roller is vertically rotatably connected to the horizontal top plate, and the bottom of the second rotating guide roller is vertically rotatably connected to the horizontal bottom plate;

[0004] When the first and second air flotation rollers in the patented vertical flipping device are directly fixed to the frame, the angles of the two air flotation rollers are fixed. Therefore, when producing materials of different specifications, the fixed angles cannot optimally adapt to the needs of specific workpieces, which may result in uneven coating. Some areas may be over-coated or under-coated, failing to achieve the best coating effect and affecting the quality and reliability of the final product. Utility Model Content

[0005] In response to the shortcomings of the existing technology, the utility model provides a vertical flipping device for a double-sided coater, which solves the problem that the angles of the first air flotation roller and the second air flotation roller in the existing vertical flipping device cannot be freely adjusted. Therefore, when producing materials of different specifications, the fixed angle cannot best adapt to the needs of specific workpieces, which may lead to uneven coating, over-coating or under-coating in some areas, and the optimal coating effect cannot be achieved, affecting the quality and reliability of the final product.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a vertical flipping device for a double-sided coater, comprising a base, the surface of the base being rotatably connected to two guide rollers, the surface of the base being provided with two rotating grooves, the interior of the rotating groove being rotatably connected to a rotating gear, the surface of the rotating gear being rotatably connected to an air flotation roller, the internal center of the rotating gear being rotatably connected to a rotating shaft, the interior of the base being provided with a slide groove below the rotating gear, the interior of the slide groove being slidably connected to a tooth plate, the internal center of the tooth plate being provided with a threaded groove, the outer surface of the base being fixedly mounted with a servo motor, the output end of the servo motor being fixedly connected to a threaded rod, the outer surface of the threaded rod being fixedly mounted with a driving gear, and the outer surface of the driving gear being meshed with a toothed belt.

[0007] Preferably, the number of the threaded rod and the number of the driving gear are both two, and a locating bearing is fixedly mounted on the outer surface of the threaded rod, and the outer surface of the locating bearing is fixedly mounted inside the base.

[0008] Preferably, the outer surface of the threaded rod is engaged with the inside of the thread groove, and the number of the sliding groove and the number of the thread groove are both two.

[0009] Preferably, the thread directions of the two threaded rod surfaces are opposite, the rotation directions of the two rotating gears are opposite, limiting grooves are provided on both side walls of the slide groove, and rollers are fixedly installed at equal distances on both side surfaces of the tooth plate.

[0010] Preferably, the outer surface of the roller extends into the interior of the limiting groove, and the outer surface of the roller is rollingly connected to the inner wall of the limiting groove.

[0011] Preferably, the rotating gear is an incomplete gear, the rotating gear matches the tooth plate, the surface of the tooth plate is meshed and connected to the surface of the rotating gear, and both ends of the rotating shaft are fixedly connected to the inside of the rotating groove.

[0012] Beneficial effects

[0013] The utility model provides a vertical flip device for a double-sided coating machine. Compared with the prior art, it has the following advantages:

[0014] Beneficial effects:

[0015] 1. The vertical flipping device of the double-sided coater can flexibly adjust the angle of the air flotation roller by setting a rotatable rotating gear. The angle of the air flotation roller can be accurately adjusted according to actual needs to achieve stable flipping of the material, thereby ensuring the coating quality and consistency. It has a wider range of applications than the traditional fixed angle structure.

[0016] 2. The vertical flip device of the double-sided coating machine sets the threads on the surfaces of the two threaded rods into opposite structures. When the servo motor is started, it drives one of the air flotation rollers to rotate, causing the other air flotation roller to rotate in the opposite direction by the same angle. This allows the material to move on the surface of one air flotation roller while also moving completely on the surface of the other air flotation roller, preventing the material from detaching and enhancing accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a cross-sectional view of the base in the utility model;

[0019] Figure 3 This is a schematic structural diagram of the tooth plate in the utility model;

[0020] Figure 4 This is a schematic diagram of the connection between the threaded rod and the toothed belt in the present invention.

[0021] In the figure: 1. Base; 2. Guide roller; 3. Rotating groove; 4. Rotating gear; 5. Air float roller; 6. Rotating shaft; 7. Slide groove; 8. Tooth plate; 10. Threaded groove; 11. Servo motor; 12. Threaded rod; 13. Driving gear; 14. Toothed belt; 15. Positioning bearing; 16. Roller; 17. Limit groove. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4The utility model provides a technical solution: a vertical flip device for a double-sided coating machine, comprising a base 1, the surface of the base 1 is rotatably connected to two guide rollers 2, the surface of the base 1 is provided with two rotating grooves 3, the interior of the rotating groove 3 is rotatably connected to a rotating gear 4, the rotation directions of the two rotating gears 4 are opposite, the surface of the rotating gear 4 is rotatably connected to an air flotation roller 5, the inner center of the rotating gear 4 is rotatably connected to a rotating shaft 6, the interior of the base 1 is provided with a slide groove 7 below the rotating gear 4, the interior of the slide groove 7 is slidably connected to a toothed plate 8, the rotating gear 4 is an incomplete gear, the rotating gear 4 matches the toothed plate 8, the surface of the toothed plate 8 is meshedly connected to the surface of the rotating gear 4, both ends of the rotating shaft 6 are fixedly connected to the inside of the rotating groove 3, a threaded groove 10 is provided in the inner center of the toothed plate 8, a servo motor 11 is fixedly installed on the outer surface of the base 1, the output end of the servo motor 11 is fixedly connected to a threaded rod 12, the outer surface of the threaded rod 12 is meshedly connected to the inside of the threaded groove 10, and the number of the slide groove 7 and the threaded groove 10 are both two. , the threads on the surfaces of the two threaded rods 12 are in opposite directions, and a driving gear 13 is fixedly installed on the outer surface of the threaded rod 12, and a toothed belt 14 is meshed and installed on the outer surface of the driving gear 13. There are two threaded rods 12 and two driving gears 13. A locating bearing 15 is fixedly installed on the outer surface of the threaded rod 12, and the outer surface of the locating bearing 15 is fixedly installed inside the base 1. By setting a rotatable rotating gear 4, the angle of the air flotation roller 5 can be flexibly adjusted, and the angle of the air flotation roller 5 can be accurately adjusted according to actual needs to achieve stable flipping of the material, thereby ensuring the coating quality and consistency, and having a wider range of applicability than the traditional fixed angle structure. By setting the threads on the surfaces of the two threaded rods 12 to opposite structures, when the servo motor 11 is started, it drives one of the air flotation rollers 5 to rotate, causing the other air flotation roller 5 to rotate in the opposite direction by the same angle, so that when the material moves on the surface of one air flotation roller 5, it can also move completely on the surface of the other air flotation roller 5, thereby preventing the material from falling off and enhancing the accuracy;

[0024] Limiting grooves 17 are provided on both side walls of the slide 7, and rollers 16 are fixedly installed at equal distances on both side surfaces of the tooth plate 8. The outer surface of the roller 16 extends into the interior of the limiting groove 17, and the outer surface of the roller 16 is rollingly connected to the inner wall of the limiting groove 17. By providing the rollers 16 and the limiting grooves 17, the stability of the tooth plate 8 sliding inside the slide 7 can be ensured, and the accuracy of the engagement between the tooth plate 8 and the rotating gear 4 can be improved.

[0025] When working, the air flotation roller 5 is rotated and adjusted according to the actual need for turning the material. When adjusting, the servo motor 11 is started, and the servo motor 11 drives the threaded rod 12 to rotate. The threaded rod 12 is engaged with the threaded groove 10, and the tooth plate 8 is driven to slide inside the slide groove 7. At this time, the outer surface of the roller 16 rolls inside the limit groove 17. At the same time, the sliding of the tooth plate 8 drives the rotating gear 4 to rotate. The rotation of the rotating gear 4 can drive the air flotation roller 5 to rotate. At this time, the threaded rod 12 drives another threaded rod 12 to rotate through the driving gear 13 and the toothed belt 14, and makes the other tooth plate 8 slide in the opposite direction. At this time, the other rotating gear 4 drives the air flotation roller 5 to rotate in the opposite direction by the same angle. After adjusting the angle of the air flotation roller 5, the servo motor 11 can be turned off. By setting a rotatable rotating gear 4, the angle of the air flotation roller 5 can be flexibly adjusted. The angle of the air flotation roller 5 can be accurately adjusted according to actual needs to achieve stable turning of the material, thereby ensuring coating quality and consistency, and having a wider range of applications than the traditional fixed angle structure.

[0026] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A vertical turning device for a double-sided coating machine, comprising a base (1), characterized in that: The surface of the base (1) is rotatably connected to two guide rollers (2), the surface of the base (1) is provided with two rotating grooves (3), the interior of the rotating groove (3) is rotatably connected to a rotating gear (4), the surface of the rotating gear (4) is rotatably connected to an air-floating roller (5), the internal center of the rotating gear (4) is rotatably connected to a rotating shaft (6), the interior of the base (1) is provided with a sliding groove (7) located below the rotating gear (4), the interior of the sliding groove (7) is slidably connected to a toothed plate (8), the internal center of the toothed plate (8) is provided with a threaded groove (10), the outer surface of the base (1) is fixedly installed with a servo motor (11), the output end of the servo motor (11) is fixedly connected to a threaded rod (12), the outer surface of the threaded rod (12) is fixedly installed with a driving gear (13), and the outer surface of the driving gear (13) is meshed with a toothed belt (14).

2. The vertical turning device of a double-sided coating machine according to claim 1, characterized in that: The number of the threaded rod (12) and the number of the driving gear (13) are both two. A positioning bearing (15) is fixedly mounted on the outer surface of the threaded rod (12), and the outer surface of the positioning bearing (15) is fixedly mounted inside the base (1).

3. The vertical turning device of a double-sided coating machine according to claim 1, characterized in that: The outer surface of the threaded rod (12) is engaged with the interior of the threaded groove (10), and the number of the sliding groove (7) and the number of the threaded groove (10) are both two.

4. The vertical turning device of a double-sided coating machine according to claim 1, characterized in that: The threads on the surfaces of the two threaded rods (12) are in opposite directions, the rotation directions of the two rotating gears (4) are in opposite directions, limiting grooves (17) are provided on both side walls of the slide groove (7), and rollers (16) are fixedly installed at equal distances on both side surfaces of the toothed plate (8).

5. The vertical turning device of a double-sided coating machine according to claim 4, characterized in that: The outer surface of the roller (16) extends into the interior of the limiting groove (17), and the outer surface of the roller (16) is rollingly connected to the inner wall of the limiting groove (17).

6. The vertical turning device of a double-sided coating machine according to claim 1, characterized in that: The rotating gear (4) is an incomplete gear, and the rotating gear (4) matches the tooth plate (8). The surface of the tooth plate (8) is meshed and connected to the surface of the rotating gear (4). Both ends of the rotating shaft (6) are fixedly connected to the inside of the rotating groove (3).

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