Printing paper winding device

Abstract

The utility model discloses a printing paper winding device, which belongs to the field of printing equipment and comprises a base, a winding drum rotatably arranged above the base, a mounting winding structure arranged on the base and a flattening structure arranged on the base and positioned on one side of the mounting winding structure, the printing paper winding device further comprises a clamping structure which is arranged on the installation winding structure and located on one side of the winding drum. According to the printing paper winding device, by arranging the clamping structure, cut-off printing paper can be clamped conveniently, the printing paper is prevented from loosening when rotating on the winding drum, by arranging the winding device, the printing paper winding drums of different sizes can be clamped, the printing paper of different sizes can be wound conveniently, by arranging the flattening structure, the printing paper can be flattened conveniently, and the printing paper winding device is convenient to use. Printing paper can be flattened before being rolled, and the printing paper is in a tight state during rolling, so that the printing paper is prevented from loosening.

Description

Technical Field

[0001] The utility model relates to the technical field of printing equipment, in particular to a printing paper winding device. Background Art

[0002] Printing paper: a general term for paper used for various printed materials. For example, letterpress printing paper, offset printing paper, high-grade glossy cardboard, newsprint, writing paper, etc. Its characteristics are good printing adaptability and high opacity; the material collection part of the coil processing production line, which mechanically rewinds the raw materials into coils, is widely used in paper rolls, cloth rolls, plastic rolls, and metal coil processing production lines.

[0003] The Chinese utility model patent with publication number CN210854614U discloses a printing paper winding device, which cooperates with a rotating rod, a crank, a first gear, a second gear, a worm, a worm wheel and a threaded rod. When the roll of paper is not in a tight state, the threaded rod is rotated to drive the guide cylinder to rise, so that the paper roll is in a tight state, which solves the problem of easy marks and wrinkles on the roll of paper. However, the printing paper winding device requires the operator to always pay attention to the tightness of the paper roll to adjust the height of the guide cylinder, which has low efficiency. It is not convenient to clamp the printing paper after cutting it, which causes the printing paper to rotate on the winding cylinder and make the printing paper loose.

[0004] Therefore, the utility model provides a printing paper winding device to solve the above problems. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The utility model provides a printing paper winding device, aiming to solve the problems in the background technology that the operator needs to pay attention to the tightness of the paper roll all the time to adjust it, and it is inconvenient to clamp the printing paper.

[0007] (II) Technical solution

[0008] To achieve the above object, the utility model provides the following technical solution: a printing paper winding device, comprising a base, a winding drum rotatably arranged above the base, a winding installation structure arranged on the base, and a flattening structure arranged on the base at one side of the winding installation structure.

[0009] In order to prevent the printing paper from loosening when the winding drum rotates, the printing paper winding device also includes a clamping structure arranged on the installation winding structure and located on one side of the winding drum; the clamping structure includes a fixed plate symmetrically arranged on the installation winding structure, a telescopic pressure plate slidably arranged on the side of the fixed plate close to each other and located on one side of the winding drum, and a compression spring with two ends fixedly connected to the end of the telescopic pressure plate and the fixed plate respectively, and the telescopic pressure plate is provided with a sliding block. By setting the telescopic pressure plate, the printing paper on the winding drum is pressed to prevent it from loosening.

[0010] Preferably, in order to facilitate the pressing of printed papers of different specifications on the winding drum, the fixed plate is provided with a sliding groove adapted to the telescopic pressure plate and the sliding block, and the telescopic pressure plate has a sliding block slidably installed inside the sliding groove. By setting the sliding groove and the sliding block, the telescopic pressure plate slides along the sliding groove to press the printed paper on the winding drum.

[0011] Preferably, in order to facilitate the installation of winding drums of different widths, the installation winding structure includes a guide groove opened on the base, two movable plates slidably arranged in the guide groove, a rotating structure arranged on the movable plate for driving the winding drum to rotate, and a driving member fixedly arranged on the base for driving the movable plates to move closer to or away from each other along the guide groove. By setting the driving member to drive the two movable plates to move closer to each other and clamp the winding drum, the installation of winding drums of different widths is facilitated.

[0012] Preferably, in order to make the movable plate slide in the guide groove and fix the winding drum, the driving member includes a bidirectional threaded rod screwed on the two movable plates and passing through the two movable plates, and a driving motor fixedly arranged at an output end of one end of the base and fixedly connected to the bidirectional threaded rod for driving the bidirectional threaded rod to rotate. The bidirectional threaded rod is rotated by the driving motor, so that the two movable plates slide in the guide groove and the winding drum is fixed.

[0013] Preferably, in order to rotate the take-up drum to reel up the printed paper, the rotating structure includes rotating rods which are respectively rotatably arranged on the two movable plates and penetrate the movable plate and the fixed plate, a clamping plate which is fixedly arranged on the rotating rods at one end close to each other and is used to clamp and install the take-up drum, and a servo motor which is fixedly arranged on one of the movable plates and is fixedly connected to the corresponding rotating rod at the output end. Clamping grooves which match the clamping plates are provided at both ends of the take-up drum. The servo motor is arranged to drive the take-up drum clamped with the rotating rod to rotate to reel up the printed paper.

[0014] Preferably, in order to tighten and smooth the printing paper, the flattening structure includes a support plate symmetrically arranged on the base and located on the side of the winding drum away from the telescopic pressing plate, two pressing plates slidably arranged on the support plate for flattening and tightening the printing paper, and a tension spring respectively arranged at both ends of the two pressing plates and located between the two pressing plates, the two ends of the tension spring are respectively fixedly connected to the two pressing plates, and the tension spring is arranged so that the two pressing plates clamp the printing paper and smooth the printing paper.

[0015] (III) Beneficial effects

[0016] The printing paper winding device is provided with a clamping structure to facilitate clamping the cut printing paper to prevent the printing paper from loosening when rotating on the winding drum. By setting up and installing the winding device, printing paper winding drums of different sizes can be clamped to facilitate winding of printing papers of different sizes. By setting up a flattening structure, the printing paper can be flattened before winding, so that the printing paper is kept in a taut state when winding to prevent the printing paper from loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a printing paper winding device;

[0018] Figure 2 It is a structural schematic diagram of a printing paper winding device from another perspective;

[0019] Figure 3 It is a partial structural schematic diagram of a clamping structure of a printing paper winding device;

[0020] Figure 4 The present invention is a partial structural schematic diagram of a printing paper winding device having a winding structure installed therein.

[0021] In the figure: 1. base; 2. winding drum; 21. clamping slot; 3. winding structure installation; 31. guide slot; 32. moving plate; 33. rotating structure; 331. rotating rod; 332. clamping plate; 333. servo motor; 34. driving member; 341. bidirectional threaded rod; 342. driving motor; 4. flattening structure; 41. supporting plate; 42. clamping plate; 43. tension spring; 5. clamping structure; 51. fixing plate; 511. sliding slot; 52. telescopic pressure plate; 521. sliding block; 53. compression spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1

[0024] The utility model provides a printing paper winding device, such as Figure 1-4 As shown, the printing paper winding device includes a base 1, a winding drum 2 rotatably arranged at a position above the base 1, a winding installation structure 3 arranged on the base 1, and a flattening structure 4 arranged on the base 1 and located on one side of the winding installation structure 3. The printing paper winding device also includes a clamping structure 5 arranged on the winding installation structure 3 and located on one side of the winding drum 2; the clamping structure 5 includes a fixed plate 51 symmetrically arranged on the winding installation structure 3, a telescopic pressure plate 52 slidably arranged on the fixed plate 51 and located on one side of the winding drum 2, and a compression spring 53 at both ends fixedly connected to the end of the telescopic pressure plate 52 and the fixed plate 51 respectively, and a sliding block 521 is provided on the telescopic pressure plate 52.

[0025] When in use, the winding drum 2 is fixed by driving the installation winding structure 3 fixedly arranged on the base 1. When the printing paper is fixed on the winding drum 2 and the winding drum 2 is rotated, the telescopic pressing plate 52 slides on the fixed plate 51 under the action of the compression spring 53, and the printing paper on the winding drum 2 is pressed. The flattening structure 4 clamps the printing paper, so that the printing paper is compactly wound on the winding drum 2.

[0026] Specifically, the fixed plate 51 is provided with a sliding groove 511 adapted to the telescopic pressing plate 52 and the sliding block 521 , and the telescopic pressing plate 52 has a sliding block 521 slidably installed in the sliding groove 511 .

[0027] The sliding block 521 fixed on the telescopic pressing plate 52 is slidably arranged in the sliding groove 511, so that the telescopic pressing plate 52 slides along the sliding groove 511 under the action of the compression spring 53, thereby pressing the printing paper wound on the winding drum 2.

[0028] More specifically, the installation winding structure 3 includes a guide groove 31 opened on the base 1, two movable plates 32 slidably arranged in the guide groove 31, a rotating structure 33 arranged on the movable plate 32 for driving the winding drum 2 to rotate, and a driving member 34 fixedly arranged on the base 1 for driving the movable plates 32 to move closer to or away from each other along the guide groove 31.

[0029] The driving member 34 drives the movable plate 32 to move relatively along the guide groove 31 to install or remove the winding drum 2, and the rotating structure 33 drives the winding drum 2 to rotate to wind up the printing paper.

[0030] More specifically, the driving member 34 includes a bidirectional threaded rod 341 screwed on the two moving plates 32 and passing through the two moving plates 32, and a driving motor 342 fixedly arranged at an output end of one end of the base 1 and fixedly connected to the bidirectional threaded rod 341 for driving the bidirectional threaded rod 341 to rotate.

[0031] The driving motor 342 is driven to drive the bidirectional threaded rod 341 to rotate, so that the bidirectional threaded rod 341 drives the moving plate 32 to move relatively along the guide groove 31, so as to install or disassemble the winding drum 2.

[0032] Furthermore, the rotating structure 33 includes a rotating rod 331 which is rotatably arranged on the two movable plates 32 and passes through the movable plates 32 and the fixed plate 51, a clamping plate 332 which is fixedly arranged on one end of the rotating rod 331 close to each other and is used to clamp and install the winding drum 2, and a servo motor 333 which is fixedly arranged on one of the movable plates 32 and has an output end fixedly connected to the corresponding rotating rod 331. Both ends of the winding drum 2 are provided with clamping grooves 21 which are compatible with the clamping plate 332.

[0033] The driving member 34 clamps the winding drum 2 so that the clamping grooves 21 opened at both ends of the winding drum 2 are clamped with the clamping plate 332 fixedly arranged on one end close to the rotating rod 331, and drives the servo motor 333 to drive the rotating rod 331 fixed on the output end of the servo motor 333 to rotate, and drives the winding drum 2 clamped in the middle of the rotating rod 331 to rotate to reel up the printing paper.

[0034] Furthermore, the flattening structure 4 includes a support plate 41 symmetrically arranged on the base 1 and located on the side of the winding drum 2 away from the telescopic pressure plate 52, two pressure plates 42 slidably arranged on the support plate 41 for flattening and tightening the printing paper, and a tension spring 43 respectively arranged at both ends of the two pressure plates 42 and located between the two pressure plates 42, and the two ends of the tension spring 43 are respectively fixedly connected to the two pressure plates 42.

[0035] After the printing paper is passed through two clamping plates 42 slidably arranged on the support plate 41 and fixed on the winding drum 2, the two clamping plates 42 clamp the printing paper under the force of the tension spring 43 to tighten and smooth the printing paper, so that the printing paper is compactly wound on the winding drum 2.

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A printing paper winding device, comprising a base (1), a winding drum (2) rotatably arranged above the base (1), a winding installation structure (3) arranged on the base (1), and a flattening structure (4) arranged on the base (1) at one side of the winding installation structure (3), characterized in that: The printing paper winding device further comprises a clamping structure (5) arranged on the installation winding structure (3) and located on one side of the winding drum (2); The clamping structure (5) comprises a fixed plate (51) symmetrically arranged on the installation winding structure (3), a telescopic pressure plate (52) slidably arranged on one side of the fixed plate (51) and located on one side of the winding drum (2), and a compression spring (53) whose two ends are respectively fixedly connected to the end of the telescopic pressure plate (52) and the fixed plate (51), and the telescopic pressure plate (52) has a sliding block (521).

2. The printing paper winding device according to claim 1, characterized in that: The fixed plate (51) is provided with a sliding groove (511) adapted to the telescopic pressing plate (52) and the sliding block (521), and the telescopic pressing plate (52) has a sliding block (521) slidably mounted inside the sliding groove (511).

3. The printing paper winding device according to claim 1, characterized in that: The installation winding structure (3) comprises a guide groove (31) provided on the base (1), two movable plates (32) slidably arranged in the guide groove (31), a rotating structure (33) arranged on the movable plates (32) for driving the winding drum (2) to rotate, and a driving member (34) fixedly arranged on the base (1) for driving the movable plates (32) to move closer to or farther away from each other along the guide groove (31).

4. The printing paper winding device according to claim 3, characterized in that: The driving member (34) comprises a bidirectional threaded rod (341) threadedly connected to the two moving plates (32) and penetrating the two moving plates (32), and a driving motor (342) fixedly arranged at an output end of one end of the base (1) and fixedly connected to the bidirectional threaded rod (341) for driving the bidirectional threaded rod (341) to rotate.

5. The printing paper winding device according to claim 3, characterized in that: The rotating structure (33) comprises rotating rods (331) respectively rotatably arranged on the two movable plates (32) and penetrating the movable plates (32) and the fixed plate (51), a clamping plate (332) fixedly arranged on one end of the rotating rods (331) close to each other for clamping and installing the winding drum (2), and a servo motor (333) fixedly arranged on one of the movable plates (32) and fixedly connected to the corresponding rotating rod (331) at its output end. The winding drum (2) is provided with clamping grooves (21) adapted to the clamping plate (332) at both ends.

6. The printing paper winding device according to claim 1, characterized in that: The flattening structure (4) comprises a support plate (41) symmetrically arranged on the base (1) and located on the side of the winding drum (2) away from the telescopic pressure plate (52), two pressure plates (42) slidably arranged on the support plate (41) for flattening and tightening the printing paper, and a tension spring (43) respectively arranged at both ends of the two pressure plates (42) and located between the two pressure plates (42), and the two ends of the tension spring (43) are respectively fixedly connected to the two pressure plates (42).

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