Plate feeding device of packaging printing machine

Abstract

The utility model relates to the technical field of corrugated carton printing, in particular to a printing plate feeding device of a packaging printing machine, which comprises a base, moving wheels for moving are symmetrically arranged at the lower end of the base, a supporting seat is arranged on one side of the upper end of the base, and a bottom plate and a rotary screw sleeve are movably mounted on one side of the supporting seat. The two rotating screw sleeves located on the same side synchronously rotate under the action of a transmission chain wheel and a transmission chain, the rotating screw sleeves move along the surfaces of the fixing screw rods, so that the supporting plates move along the surface of the bottom plate, the distance between the two supporting plates can be adjusted, and printing plates of different sizes can be conveniently limited; and a motor drives one adjusting screw rod to rotate, the two adjusting screw rods synchronously rotate under the action of a transmission chain wheel and a transmission chain, the bottom plate moves along one side of the supporting seat under the action of threads, and the position of the printing plate can be conveniently adjusted.

Description

Technical Field

[0001] The utility model relates to a corrugated paper box printing technology, in particular to a plate loading device for a packaging printing machine. Background Art

[0002] Corrugated paperboard is a common and widely used packaging product, which has penetrated into every aspect of our daily life. Because of its extremely wide range of applications, its usage has always been at the forefront of various packaging products;

[0003] After searching, a printing press plate loading device with publication number CN211843659U was disclosed;

[0004] However, the existing printing press places the printing plate on a pallet. Although the distance between the two rollers can be adjusted to accommodate printing plates of different sizes, the pallet is limited by increasing the friction force through an extrusion block, which is easily affected by external forces, causing the pallet to move and affecting the placement of the printing plate. In addition, when the printing plate is placed on the pallet for installation, the staff needs to adjust the position of the printing plate many times, which is very inconvenient to operate. Utility Model Content

[0005] The utility model aims to provide a plate loading device for a packaging printing machine, which can solve the problem that the existing plate loading device of the printing machine places the printing plate on a pallet. Although the distance between two rollers can be adjusted to adapt to printing plates of different sizes, the pallet is limited by increasing the friction force through an extrusion block, which is easily affected by external forces, causing the pallet to move and affecting the placement of the printing plate. Moreover, when the printing plate is placed on the pallet for installation, the staff needs to adjust the position of the printing plate many times, which is very inconvenient to operate.

[0006] In order to achieve the above-mentioned purpose, the main technical scheme adopted by the utility model includes: a packaging printing machine plate loading device, including a base, the lower end of the base is symmetrically provided with an action wheel for movement, a support seat is provided on one side of the upper end of the base, a bottom plate is movably installed on one side of the support seat, and the bottom plate moves up and down along one side of the support seat, and fixed screws are fixedly installed on both sides of the inside of the bottom plate, and support plates are movably installed on both sides of the upper end of the bottom plate, and the two support plates move laterally on the surface of the bottom plate, and the lower end of the support plate is movably sleeved on the surface of the fixed screw, and rotating screw sleeves are rotatably installed on both ends of one side of the support plate, and the rotating screw sleeve is threadedly connected to the fixed screw, and the two rotating screw sleeves are mutually connected through a transmission sprocket and a transmission chain, and a roller is movably installed on the upper end of the support plate, and retaining rings are movably installed on both ends of the roller.

[0007] Preferably, adjusting screws are rotatably installed on both sides of the base, and the two adjusting screws are connected to each other through a transmission sprocket and a transmission chain. A motor is installed on the upper end of the support seat, and the output end of the motor is connected to one of the adjusting screws.

[0008] Preferably, two adjustment slots are provided on one side of the support seat, the adjustment slots are located on one side of the adjustment screw, and one end of the base plate passes through the adjustment slots, extends to the interior of the support seat and is threadedly connected to the adjustment screw.

[0009] Preferably, both sides of the upper end of the bottom plate are provided with slide grooves, and both sides of the lower end of the support plate are provided with sliders, and the sliders are adapted to the slide grooves.

[0010] Preferably, both ends of the roller are provided with mounting sleeves, a double-thread screw is movably installed inside the roller, both ends of the double-thread screw are movably inserted into the interior of the mounting sleeve and are provided with a rotating head, and a limiting structure is provided between the rotating head and the mounting sleeve.

[0011] Preferably, both ends of the double-thread screw are movably provided with movable screw sleeves, the movable screw sleeves are threadedly connected to the double-thread screw, the movable screw sleeves are movably installed inside the roller, and the movable screw sleeves are connected to the retaining ring.

[0012] Preferably, both sides of the surface of the roller are provided with moving grooves, the interior of the moving groove is penetrated by a moving block, and the two ends of the moving block are respectively connected to the moving screw sleeve and the retaining ring.

[0013] Preferably, the limiting structure includes a limiting gear, which is fixed on the surface of the rotating head, and an adjusting rod is movably inserted into one side of the mounting sleeve, one end of the adjusting rod extends to the interior of the mounting sleeve to install a limiting tooth block, and the limiting tooth block is clamped with the limiting gear, and the surface of the adjusting rod is provided with a compression spring connected to the limiting tooth block.

[0014] The utility model has at least the following beneficial effects:

[0015] 1. In the utility model, the user rotates the rotating screw sleeve, and the two rotating screw sleeves on the same side rotate synchronously under the action of the transmission sprocket and the transmission chain. The rotating screw sleeve moves along the surface of the fixed screw rod, so that the support plate moves along the surface of the bottom plate. The distance between the two support plates can be adjusted, which is convenient for limiting printing plates of different sizes. The limiting effect is enhanced by the action of the retaining ring. The motor drives one of the adjusting screws to rotate, and the two adjusting screws rotate synchronously under the action of the transmission sprocket and the transmission chain. The bottom plate moves along one side of the support seat under the action of the thread, which is convenient for adjusting the position of the printing plate.

[0016] 2. In the utility model, the user rotates the double-thread screw, and the movable screw sleeve moves in relative or separate directions along the double-thread screw under the action of the thread. The movable screw sleeve drives the movable block to move along the movable groove, and the movable block drives the two retaining rings to move in relative directions, so that the printing plate can be limited in the middle position of the roller, which is convenient for installing the printing plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the device of the utility model;

[0019] Figure 2 It is a schematic diagram of the side cross-sectional structure of the device of the utility model;

[0020] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 4 This is a schematic diagram of the half-slope structure of the support plate in the device of the utility model;

[0022] Figure 5 For this utility model Figure 4 Enlarged structural diagram at B in the middle.

[0023] In the figure, 1. base; 2. support seat; 3. adjustment slot; 4. motor; 5. adjustment screw; 6. bottom plate; 7. slide slot; 8. fixed screw; 9. support plate; 10. roller; 11. slider; 12. action wheel; 13. moving slot; 14. double-thread screw; 15. retaining ring; 16. moving block; 17. rotating screw sleeve; 18. mounting sleeve; 19. rotating head; 20. limit gear; 21. limit tooth block; 22. adjustment rod; 23. compression spring. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of this application.

[0025] In the description of this application, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, "plurality" means two or more, unless otherwise clearly and specifically defined.

[0026] In the description of the present application, the term "for example" is used to mean "used as an example, illustration or description". Any embodiment described as "for example" in the present application is not necessarily to be construed as being more preferred or advantageous than other embodiments. The following description is given to enable any technician in the field to implement and use the present invention. In the following description, details are listed for the purpose of explanation. It should be understood that a person of ordinary skill in the art can recognize that the present invention can be implemented without using these specific details. In other examples, well-known structures and processes will not be elaborated in detail to avoid unnecessary details to obscure the description of the present invention. Therefore, the present invention is not intended to be limited to the embodiments shown, but is consistent with the widest scope consistent with the principles and features disclosed in the present application.

[0027] like Figures 1 to 3 As shown, a packaging printing machine loading device provided in this embodiment includes a base 1, and a moving wheel 12 for movement is symmetrically arranged at the lower end of the base 1, a support seat 2 is arranged on one side of the upper end of the base 1, and a bottom plate 6 is movably installed on one side of the support seat 2. The bottom plate 6 moves up and down along one side of the support seat 2, and fixed screws 8 are fixedly installed on both sides of the inside of the bottom plate 6. Support plates 9 are movably installed on both sides of the upper end of the bottom plate 6. The two support plates 9 move laterally on the surface of the bottom plate 6, and the lower end of the support plate 9 is movably sleeved on the surface of the fixed screw 8. Rotating screw sleeves 17 are rotatably installed on both ends of one side of the support plate 9. The rotating screw sleeve 17 is threadedly connected to the fixed screw 8, and the two rotating screw sleeves 17 are connected by a transmission sprocket and a transmission chain. Mutually transmission connected, a roller 10 is movably installed on the upper end of the support plate 9, and retaining rings 15 are movably installed on both ends of the roller 10. Adjusting screws 5 are rotatably installed on both sides of the base 1. The two adjusting screws 5 are mutually transmission connected through a transmission sprocket and a transmission chain. A motor 4 is installed on the upper end of the support seat 2, and the output end of the motor 4 is transmission connected with one of the adjusting screws 5. Two adjusting grooves 3 are provided on one side of the support seat 2. The adjusting groove 3 is located on one side of the adjusting screw 5. One end of the bottom plate 6 passes through the adjusting groove 3 and extends to the inside of the support seat 2 and is threadedly connected with the adjusting screw 5. Slide grooves 7 are provided on both sides of the upper end of the bottom plate 6, and sliders 11 are provided on both sides of the lower end of the support plate 9. The sliders 11 are adapted to the slide grooves 7;

[0028] In the utility model, the user rotates the rotating screw sleeve 17, and the two rotating screw sleeves 17 on the same side rotate synchronously under the action of the transmission sprocket and the transmission chain. The rotating screw sleeve 17 moves along the surface of the fixed screw 8, so that the support plate 9 moves along the surface of the base plate 6. The distance between the two support plates 9 can be adjusted, which is convenient for limiting printing plates of different sizes. The limiting effect is enhanced by the action of the retaining ring 15. The motor 4 drives one of the adjusting screws 5 to rotate, and the two adjusting screws 5 rotate synchronously under the action of the transmission sprocket and the transmission chain. The base plate 6 moves along one side of the support seat 2 under the action of the thread, which is convenient for adjusting the position of the printing plate.

[0029] like Figures 2 to 4 As shown, a packaging printing machine loading device provided by the present embodiment, both ends of the roller 10 are provided with mounting sleeves 18, a double-thread screw 14 is movably installed inside the roller 10, both ends of the double-thread screw 14 are movably inserted inside the mounting sleeve 18 and are provided with a rotating head 19, a limited position structure is provided between the rotating head 19 and the mounting sleeve 18, both ends of the double-thread screw 14 are movably sleeved with a movable screw sleeve, the movable screw sleeve is threadedly connected with the double-thread screw 14, the movable screw sleeve is movably installed inside the roller 10, the movable screw sleeve is connected to the retaining ring 15, both sides of the surface of the roller 10 are provided with movable grooves 13, the interior of the movable groove 13 is penetrated by a movable block 16, and the two ends of the movable block 16 are respectively connected to the movable screw sleeve and the retaining ring 15;

[0030] In the utility model, the user rotates the double-thread screw 14, and the movable screw sleeve moves along the double-thread screw 14 in relative or separated directions under the action of the thread. The movable screw sleeve drives the movable block 16 to move along the movable groove 13, and the movable block 16 drives the two retaining rings 15 to move in relative directions, so that the printing plate can be limited at the middle position of the roller 10, which is convenient for installing the printing plate.

[0031] like Figure 4 and Figure 5 As shown, the present embodiment provides a packaging printing machine plate loading device, the limiting structure includes a limiting gear 20, the limiting gear 20 is fixed on the surface of the rotating head 19, an adjusting rod 22 is movably inserted into one side of the mounting sleeve 18, one end of the adjusting rod 22 extends to the inside of the mounting sleeve 18 to install a limiting tooth block 21, the limiting tooth block 21 is clamped with the limiting gear 20, and the surface of the adjusting rod 22 is sleeved with a compression spring 23 connected to the limiting tooth block 21;

[0032] In the utility model, the limit tooth block 21 is clamped with the limit tooth ring under the action of the clamping spring 23, so that when the roller 10 rotates, the mounting sleeve 18 can drive the rotating head 19 and the double-thread screw 14 to rotate synchronously through the adjusting rod 22, the limit tooth block 21 and the limit gear 20, thereby preventing the double-thread screw 14 from being unable to keep in sync with the roller 10 when the roller 10 rotates, affecting the position of the movable screw sleeve and affecting the use of the retaining ring 15.

[0033] Although the preferred embodiments of the present invention have been described, those skilled in the art may make other changes and modifications to these embodiments once they have learned the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention.

[0034] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A plate loading device for a packaging printing machine, comprising a base (1), characterized in that: The lower end of the base (1) is symmetrically provided with action wheels (12) for movement, a support seat (2) is provided on one side of the upper end of the base (1), a bottom plate (6) is movably mounted on one side of the support seat (2), the bottom plate (6) moves up and down along one side of the support seat (2), fixing screws (8) are fixedly mounted on both sides of the bottom plate (6), and supporting plates (9) are movably mounted on both sides of the upper end of the bottom plate (6), and the two supporting plates (9) are mounted on the bottom plate (6). The surface moves laterally, the lower end of the support plate (9) is movably sleeved on the surface of the fixed screw (8), and both ends of one side of the support plate (9) are rotatably mounted with rotating screw sleeves (17), the rotating screw sleeves (17) are threadedly connected to the fixed screw (8), and the two rotating screw sleeves (17) are mutually connected through a transmission sprocket and a transmission chain. A roller (10) is movably mounted on the upper end of the support plate (9), and retaining rings (15) are movably mounted on both ends of the roller (10).

2. A packaging printing machine plate loading device according to claim 1, characterized in that: Adjusting screws (5) are rotatably mounted on both sides of the base (1), and the two adjusting screws (5) are connected to each other through a transmission sprocket and a transmission chain. A motor (4) is mounted on the upper end of the support seat (2), and the output end of the motor (4) is connected to one of the adjusting screws (5).

3. A packaging printing machine plate loading device according to claim 2, characterized in that: Two adjustment slots (3) are provided on one side of the support seat (2), and the adjustment slots (3) are located on one side of the adjustment screw (5). One end of the base plate (6) passes through the adjustment slots (3) and extends to the interior of the support seat (2) and is threadedly connected to the adjustment screw (5).

4. A packaging printing machine plate loading device according to claim 1, characterized in that: Slide grooves (7) are provided on both sides of the upper end of the bottom plate (6), and slide blocks (11) are provided on both sides of the lower end of the support plate (9), and the slide blocks (11) are adapted to the slide grooves (7).

5. The plate loading device of a packaging printing machine according to claim 1, characterized in that: Both ends of the roller (10) are provided with mounting sleeves (18), a double-thread screw (14) is movably mounted inside the roller (10), both ends of the double-thread screw (14) are movably inserted into the interior of the mounting sleeve (18) and are provided with a rotating head (19), and a limiting structure is provided between the rotating head (19) and the mounting sleeve (18).

6. A packaging printing machine plate loading device according to claim 5, characterized in that: Both ends of the double-thread screw (14) are movably provided with movable screw sleeves, the movable screw sleeves are threadedly connected to the double-thread screw (14), the movable screw sleeves are movably installed inside the roller (10), and the movable screw sleeves are connected to the retaining ring (15).

7. A packaging printing machine plate loading device according to claim 6, characterized in that: Both sides of the surface of the roller (10) are provided with moving grooves (13), the interior of the moving groove (13) is penetrated by a moving block (16), and the two ends of the moving block (16) are respectively connected to the moving screw sleeve and the retaining ring (15).

8. A packaging printing machine plate loading device according to claim 7, characterized in that: The limiting structure comprises a limiting gear (20), the limiting gear (20) is fixed on the surface of the rotating head (19), an adjusting rod (22) is movably inserted into one side of the mounting sleeve (18), one end of the adjusting rod (22) extends to the inside of the mounting sleeve (18) to install a limiting tooth block (21), the limiting tooth block (21) is clamped with the limiting gear (20), and the surface of the adjusting rod (22) is sleeved with a compression spring (23) connected to the limiting tooth block (21).

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