Double-sided coating structure for coating machine

Abstract

The utility model discloses a double-sided coating structure for a coating machine, which relates to the field of coating machines, and adopts the technical scheme that the double-sided coating structure comprises a positioning frame, the positioning frame is of a square structure, transverse plates are fixedly connected to the two sides of the positioning frame, limiting rails are fixedly connected to the rear sides of the two transverse plates, and a positioning mechanism is arranged between the two limiting rails; coating mechanisms are arranged at the top and the bottom of the positioning frame, the positioning mechanism comprises a positioning frame, the positioning frame is arranged between the two limiting rails, two positioning grooves are formed in the positioning frame, winding drums are arranged in the two positioning grooves, and the two winding drums are each of a detachable structure; the coating machine has the beneficial effects that the working efficiency of the coating machine is greatly improved, the positioning mechanism is adopted to position a film needing to be coated, the film is prevented from wrinkling, in addition, the coating machine is provided with a double-sided coating structure, so that the coating effect is better, and the coating time is greatly shortened.

Description

Technical Field

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

[0002] Coating machines are mainly used for surface coating production of films, paper, etc. This machine coats the rolled substrate with a layer of glue, paint or ink with specific functions, and then rewinds it after drying.

[0003] It uses a dedicated multifunctional coating head, which can realize various forms of surface coating. The rewinding and unwinding of the coating machine are equipped with full-speed automatic film splicing mechanism and PLC program tension closed-loop automatic control.

[0004] Existing coating machines are not convenient for positioning the coating during the coating process on film or paper, which may cause paper wrinkles during the coating process, affecting the coating effect. At the same time, existing coating machines cannot coat both sides of paper or film, thereby reducing production efficiency. Summary of the Invention

[0005] To this end, the utility model provides a double-sided coating structure for a coating machine, where the user installs two winding drums inside two positioning grooves, the positioning mechanism positions the film, and then the coating mechanism coats the positioned film, so as to solve the problem that the existing coating machine is inconvenient to position the coating during the coating process of the film or paper and the existing coating machine cannot perform double-sided coating on the paper or film, thereby reducing production efficiency.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions: a double-sided coating structure for a coating machine, comprising

[0007] A positioning frame, wherein the positioning frame is configured as a square structure;

[0008] Both sides of the positioning frame are fixedly connected to a transverse plate, and the rear sides of the two transverse plates are fixedly connected to a limiting track;

[0009] A positioning mechanism is provided between the two limiting rails, and a coating mechanism is provided at the top and bottom of the positioning frame;

[0010] The positioning mechanism includes a positioning frame, which is arranged between two limiting rails. Two positioning slots are provided inside the positioning frame. Winding drums are provided inside the two positioning slots, and the two winding drums are both configured as detachable structures.

[0011] Preferably, the positioning mechanism further comprises two clamping plates, and the two clamping plates are respectively movably connected to the positioning frame via hinges.

[0012] Preferably, the rear ends of the two winding drums are fixedly connected with positioning rods, and the two positioning rods are both configured as hexagonal structures.

[0013] Preferably, the positioning mechanism also includes a transmission motor, which is arranged on the front side of the positioning frame. The output end of the transmission motor extends into the interior of the positioning frame. A first connecting tube and a second connecting tube are provided inside the positioning frame. The first connecting tube and the second connecting tube are respectively matched with two positioning rods.

[0014] Preferably, a first sprocket and a second sprocket are provided inside the positioning frame, and the first sprocket and the second sprocket are fixedly sleeved on the outside of the first connecting tube and the second connecting tube respectively, and a chain is sleeved on the outside of the first sprocket and the second sprocket, and the first sprocket and the second sprocket are connected by chain drive.

[0015] Preferably, the coating mechanism includes two coating heads, which are respectively arranged at the top and bottom of the positioning frame. The top and bottom of the two coating heads are fixedly connected to fixed blocks, and the outer ends of the two fixed blocks are fixedly connected to pull rods.

[0016] Preferably, the top and bottom of the positioning frame are respectively provided with connecting plates, the two connecting plates are respectively sleeved on the outside of the two pull rods and slide on the pull rods, and the two connecting plates are respectively connected to the top and bottom of the positioning frame.

[0017] Preferably, two springs are fixedly connected to the inner sides of the two connecting plates, and a plurality of springs are fixedly connected to the outer sides of the two coating heads respectively.

[0018] Preferably, a bracket is fixedly connected to the bottom of the positioning frame.

[0019] Preferably, a tray is provided on the front side of the positioning frame, and the tray is provided at the bottom of the transmission motor.

[0020] The beneficial effects of the utility model are:

[0021] The user installs the two winding drums inside the two positioning grooves, the positioning mechanism positions the film, and then the coating mechanism coats the positioned film, so as to solve the problem that the existing coating machine is not convenient for positioning the coating during the coating process of film or paper and the existing coating machine cannot coat paper or film on both sides, thereby reducing production efficiency. The utility model greatly improves the working efficiency of the coating machine. At the same time, the device adopts the positioning mechanism to position the film to be coated to prevent wrinkles in the film. In addition, the device is provided with a double-sided coating structure, which makes the coating effect better, greatly reduces the coating time, and brings great benefits to the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are merely illustrative, and those skilled in the art can, without inventive effort, derive other implementation drawings from the provided drawings.

[0023] The structures, proportions, sizes, etc. illustrated in this specification are intended solely to complement the contents disclosed herein and to facilitate understanding and reading by persons familiar with the art. They are not intended to limit the conditions under which the present invention may be implemented and therefore have no substantive technical significance. Any structural modifications, changes in proportions, or adjustments in size, provided they do not affect the efficacy and objectives of the present invention, shall remain within the scope of the technical contents disclosed herein.

[0024] Figure 1 A schematic diagram of the overall structure provided by the utility model;

[0025] Figure 2 A partial front view and sectional view provided by the utility model;

[0026] Figure 3 A schematic diagram of the three-dimensional structure of the positioning frame provided by the utility model;

[0027] Figure 4 A schematic diagram of the three-dimensional structure of the positioning frame and bracket provided by the utility model;

[0028] In the figure: 1 positioning frame; 2 positioning frame; 3 cross plate; 4 limiting rail; 5 positioning groove; 6 take-up drum; 7 clamping plate; 8 positioning rod; 9 transmission motor; 10 first connecting pipe; 11 second connecting pipe; 12 first sprocket; 13 second sprocket; 14 chain; 15 coating head; 16 fixing block; 17 pull rod; 18 connecting plate; 19 spring; 20 bracket; 21 tray. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention and are not used to limit the present invention.

[0030] Refer to the attached Figure 1 -Attached Figure 4 The utility model provides a double-sided coating structure for a coating machine, comprising

[0031] Positioning frame 1, positioning frame 1 is set as a square structure;

[0032] Both sides of the positioning frame 1 are fixedly connected with a transverse plate 3, and the rear sides of the two transverse plates 3 are fixedly connected with a limiting track 4;

[0033] A positioning mechanism is provided between the two limiting rails 4, and a coating mechanism is provided at the top and bottom of the positioning frame 1;

[0034] The positioning mechanism includes a positioning frame 2, which is arranged between two limiting rails 4. Two positioning slots 5 are provided inside the positioning frame 2. Winding drums 6 are provided inside the two positioning slots 5. Both winding drums 6 are provided with detachable structures.

[0035] In this embodiment, the user installs two winding drums 6 inside the two positioning grooves 5, the positioning mechanism positions the film, and then the coating mechanism coats the positioned film.

[0036] Among them, in order to achieve the purpose of product positioning, the present device adopts the following technical solutions: the positioning mechanism also includes two clamping plates 7, the two clamping plates 7 are respectively connected to the positioning frame 2 by hinges, the rear ends of the two winding drums 6 are fixedly connected to the positioning rods 8, and the two positioning rods 8 are both set to a hexagonal structure, the positioning mechanism also includes a transmission motor 9, the transmission motor 9 is arranged on the front side of the positioning frame 1, and the output end of the transmission motor 9 extends to the interior of the positioning frame 1, and a first connecting tube 10 and a second connecting tube 11 are provided inside the positioning frame 1, and the first connecting tube 10 and the second connecting tube 11 are matched with the two positioning rods 8 respectively, and a first sprocket 12 and a second sprocket 13 are provided inside the positioning frame 1, and the first sprocket 12 and the second sprocket 13 are respectively fixedly sleeved on the outside of the first connecting tube 10 and the second connecting tube 11, and a chain 14 is sleeved on the outside of the first sprocket 12 and the second sprocket 13, and the first sprocket 12 and the second sprocket 13 are driven and connected by the chain 14;

[0037] The user clamps the two winding drums 6 into the two positioning grooves 5, connects the film on the outside of one winding drum 6 to the outside of the other winding drum 6, and after installation, clamps and positions the film through the two clamping plates 7 to prevent the film from wrinkling. After positioning is completed, the user embeds the positioning frame 2 between the two limiting rails 4, so that the positioning rod 8 is embedded in the first connecting tube 10 and the second connecting tube 11. The user starts the transmission motor 9, which drives the first sprocket 12 and the second sprocket 13 to rotate, thereby driving the two winding drums 6 to rotate, so that the film is wound. At this time, the two coating heads 15 are used to coat both sides of the film.

[0038] Among them, in order to achieve the purpose of coating, the present device is implemented by the following technical solutions: the coating mechanism includes two coating heads 15, the two coating heads 15 are respectively arranged at the top and bottom of the positioning frame 2, the top and bottom of the two coating heads 15 are fixedly connected with fixed blocks 16, the outer ends of the two fixed blocks 16 are fixedly connected with pull rods 17, the top and bottom of the positioning frame 2 are respectively provided with connecting plates 18, the two connecting plates 18 are respectively sleeved on the outside of the two pull rods 17 and slide on the pull rods 17, the two connecting plates 18 are respectively connected to the top and bottom of the positioning frame 1, and the inner sides of the two connecting plates 18 are fixedly connected to two springs 19, and multiple springs 19 are respectively fixedly connected to the outside of the two coating heads 15, the bottom of the positioning frame 1 is fixedly connected with a bracket 20, the front side of the positioning frame 1 is provided with a tray 21, and the tray 21 is provided at the bottom of the transmission motor 9;

[0039] After positioning is completed, the user pulls the two pull rods 17 to install the positioning frame 2 between the two limit rails 4, and loosens the two pull rods 17, so that the two coating heads 15 can closely contact the film for coating, which brings great benefits to the producer.

[0040] The usage process of the present invention is as follows: the user installs the two winding drums 6 inside the two positioning grooves 5, the positioning mechanism positions the film, and then the coating mechanism coats the positioned film, the user clamps the two winding drums 6 inside the two positioning grooves 5, connects the film on the outside of one winding drum 6 to the outside of the other winding drum 6, after installation, the film is clamped and positioned by the two clamping plates 7 to prevent the film from wrinkling, after the positioning is completed, the user embeds the positioning frame 2 between the two limiting rails 4 so that the positioning rod 8 is embedded in the first connecting tube 10 and the second connecting tube 11, the user starts the transmission motor 9 to work, the transmission motor 9 drives the first sprocket 12 and the second sprocket 13 to rotate, thereby driving the two winding drums 6 to rotate, so that the film is rolled up, at this time, the two coating heads 15 are used to coat both sides of the film, after the positioning is completed, the user pulls the two pull rods 17 to install the positioning frame 2 between the two limiting rails 4, loosens the two pull rods 17, so that the two coating heads 15 are in close contact with the film for coating, which brings great benefits to the producer.

[0041] The above description is merely a preferred embodiment of the present invention. Anyone skilled in the art may utilize the above-described technical solutions to modify the present invention or create equivalent technical solutions. Therefore, any simple modification or equivalent replacement based on the technical solutions of the present invention falls within the scope of protection claimed by the present invention.

Claims

1. A double-sided coating structure for a coating machine, characterized in that: include A positioning frame (1), wherein the positioning frame (1) is configured as a square structure; Both sides of the positioning frame (1) are fixedly connected to transverse plates (3), and the rear sides of the two transverse plates (3) are fixedly connected to limiting tracks (4); A positioning mechanism is provided between the two limiting rails (4), and a coating mechanism is provided at the top and bottom of the positioning frame (1); The positioning mechanism comprises a positioning frame (2), the positioning frame (2) is arranged between two limiting rails (4), two positioning slots (5) are provided inside the positioning frame (2), and winding drums (6) are provided inside the two positioning slots (5), and the two winding drums (6) are both configured as detachable structures.

2. The double-sided coating structure for a coating machine according to claim 1, characterized in that: The positioning mechanism further comprises two clamping plates (7), and the two clamping plates (7) are respectively movably connected to the positioning frame (2) via hinges.

3. The double-sided coating structure for a coating machine according to claim 1, characterized in that: The rear ends of the two winding drums (6) are fixedly connected to positioning rods (8), and the two positioning rods (8) are both configured as hexagonal structures.

4. The double-sided coating structure for a coating machine according to claim 1, characterized in that: The positioning mechanism further includes a transmission motor (9), which is arranged at the front side of the positioning frame (1). The output end of the transmission motor (9) extends into the interior of the positioning frame (1). A first connecting tube (10) and a second connecting tube (11) are provided inside the positioning frame (1). The first connecting tube (10) and the second connecting tube (11) are matched with the two positioning rods (8) respectively.

5. The double-sided coating structure for a coating machine according to claim 1, characterized in that: A first sprocket (12) and a second sprocket (13) are provided inside the positioning frame (1). The first sprocket (12) and the second sprocket (13) are fixedly sleeved on the outside of the first connecting tube (10) and the second connecting tube (11), respectively. A chain (14) is sleeved on the outside of the first sprocket (12) and the second sprocket (13). The first sprocket (12) and the second sprocket (13) are connected by driving via the chain (14).

6. The double-sided coating structure for a coating machine according to claim 1, characterized in that: The coating mechanism comprises two coating heads (15), the two coating heads (15) being respectively arranged at the top and bottom of the positioning frame (2), the top and bottom of the two coating heads (15) being fixedly connected to fixed blocks (16), and the outer ends of the two fixed blocks (16) being fixedly connected to pull rods (17).

7. The double-sided coating structure for a coating machine according to claim 2, characterized in that: The top and bottom of the positioning frame (2) are respectively provided with connecting plates (18), and the two connecting plates (18) are respectively sleeved on the outside of the two pull rods (17) and slide on the pull rods (17). The two connecting plates (18) are respectively connected to the top and bottom of the positioning frame (1).

8. The double-sided coating structure for a coating machine according to claim 7, characterized in that: Two springs (19) are fixedly connected to the inner sides of the two connecting plates (18), and a plurality of the springs (19) are respectively fixedly connected to the outer sides of the two coating heads (15).

9. The double-sided coating structure for a coating machine according to claim 1, characterized in that: A bracket (20) is fixedly connected to the bottom of the positioning frame (1).

10. The double-sided coating structure for a coating machine according to claim 1, characterized in that: A tray (21) is provided on the front side of the positioning frame (1), and the tray (21) is provided at the bottom of the transmission motor (9).

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