Leveling mechanism and paper thermoprinting machine

Abstract

The utility model relates to the technical field of paper thermoprinting machines, in particular to a leveling mechanism and a paper thermoprinting machine, the leveling mechanism comprises a base, a fixing frame and a connecting frame, the connecting frame is provided with a leveling shaft II and a driving block, the driving block is connected with a threaded rod, the threaded rod is provided with a worm gear, and the worm gear is connected with a double-end worm; a first leveling shaft is connected to the fixing block. One end of paper sequentially passes through the upper portion of the first leveling shaft and the lower portion of the second leveling shaft, a crank is rotated to drive a double-end worm to rotate, the double-end worm drives a worm wheel to rotate, the worm wheel drives a threaded rod to rotate, the threaded rod drives a driving block to enable a connecting frame to descend, and the connecting frame drives the second leveling shaft to move downwards so that the paper can be tightened and leveled. When the paper is tightened and leveled, the crank is stopped rotating, and then hot stamping is carried out, so that the problem that in the hot stamping process of the paper, the paper is uneven and wrinkles exist, so that the hot stamping image of the paper is uneven is solved, the number of defective products is reduced, the paper hot stamping effect is improved, and the hot stamping efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of paper hot stamping machines, in particular to a leveling mechanism and a paper hot stamping machine. Background Art

[0002] Hot stamping is a printing method that uses a heated hot stamping machine to press the hot stamping foil onto the printed workpiece, melt the adhesive layer of the hot stamping foil, separate the colorant carrier from the paper base, and heat-press the image colorant onto the printing surface until the colorant adheres to the printed surface.

[0003] In the prior art, during the hot stamping process, the paper is not flat and has wrinkles, which results in an uneven image printed on the paper, affecting the effect of hot stamping, and further increasing the number of defective products, affecting the hot stamping efficiency. To this end, the utility model proposes a flattening mechanism and a paper hot stamping machine for solving the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a flattening mechanism and a paper hot stamping machine to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a leveling mechanism, comprising: a base, a fixing frame and a connecting frame, the connecting frame is provided with a second leveling shaft and a driving block, the driving block is connected with a limiting rod and a threaded rod, the limiting rod is slidably connected with a limiting groove, the threaded rod is provided with a worm wheel, the worm wheel is connected with a double-headed worm, and the double-headed worm is provided with a crank;

[0006] A fixing block is arranged on the base, and a leveling shaft 1 is connected to the fixing block.

[0007] Preferably, two pairs of fixed blocks are provided, the bottom surfaces of the fixed blocks are fixedly connected to the top surface of the base, and the fixed blocks are respectively located at the four corners of the base, and a hot stamping machine is fixedly connected to the center of the side wall of the base, and the hot stamping machine is between the two fixed blocks.

[0008] Preferably, two leveling shafts are provided, which are parallel to each other, are on both sides of the hot stamping machine, and both ends of the leveling shaft are rotatably connected in two adjacent fixed blocks, perpendicular to the fixed blocks, and at the upper end of the fixed blocks.

[0009] Preferably, two fixing frames are provided, the cross section of the fixing frames is U-shaped, the lower ends of the fixing frames are fixedly connected to the top surface of the base, the fixing frames are between the leveling shafts, and the fixing frames are on both sides of the hot stamping machine.

[0010] Preferably, the fixed frame is provided with a double-headed worm gear, one end of the double-headed worm gear is rotatably connected to one side of the upper end of the fixed frame and is on the side close to the hot stamping machine, the other end of the double-headed worm gear passes through the outer wall of the fixed frame and is fixedly connected to a crank, the crank is at the end away from the hot stamping machine, and the double-headed worm gear and the leveling axis are parallel.

[0011] Preferably, the threaded rods are provided with two pairs, each pair of threaded rods is respectively between the fixed frame and the base, and the threaded rods are respectively on the side close to the inner wall of the fixed frame, and the threaded rods are on one side of the double-headed worm gear and on the side close to the leveling axis, and the threaded rods are perpendicular to the double-headed worm gear, the lower ends of the threaded rods are rotatably connected in the base, and the upper ends of the threaded rods are rotatably connected in the upper end of the fixed frame.

[0012] Preferably, the outer wall of the upper end of the threaded rod is fixedly connected to a worm wheel, and the threaded rod is perpendicular to the worm wheel, the outer wall of the worm wheel and the outer wall of the double-headed worm are meshingly connected, the outer walls of the threaded rod pass through the drive block respectively and are threadedly connected to the drive block, and the drive block is below the worm wheel.

[0013] Preferably, the center of the side wall of the driving block is fixedly connected to one end of a limiting rod, the limiting rod is below the worm gear, the other end of the limiting rod is in a limiting groove, and the limiting grooves are respectively provided on the inner walls opposite to the lower end of the fixing frame.

[0014] Preferably, two connecting frames are provided, and the cross-section of the connecting frames is U-shaped. The connecting frames are respectively between the base and the fixed frame, the connecting frames are between the driving blocks, and the two side walls of the upper ends of the connecting frames are respectively fixedly connected to the side walls of the driving blocks, and the two sides of the lower end of the connecting frames are respectively rotatably connected to the two ends of the leveling axis 2, and the leveling axis 2 is above the base.

[0015] A paper hot stamping machine comprises the above-mentioned leveling mechanism.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model enables one end of the paper to pass through the top of the first leveling shaft and the bottom of the second leveling shaft in sequence, and the crank is turned to drive the double-headed worm to rotate, the double-headed worm drives the worm wheel to rotate, the worm wheel drives the threaded rod to rotate, the threaded rod drives the driving block to lower the connecting frame, and the connecting frame drives the second leveling shaft to move downward to tighten and flatten the paper. When the paper is tightened and flattened, the crank is stopped from being turned, and then hot stamping is performed, thereby reducing the problem of uneven paper and wrinkles in the process of hot stamping, which causes uneven images of paper hot stamping, reduces the number of defective products, improves the hot stamping effect of paper, and improves the hot stamping efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the structural connection on the integral fixing frame of the utility model;

[0020] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure of area A in the middle.

[0021] In the figure: 1. base; 2. hot stamping machine; 3. fixing block; 4. leveling axis 1; 5. fixing frame; 6. connecting frame; 7. leveling axis 2; 8. crank; 9. double-headed worm; 10. threaded rod; 11. limiting groove; 12. worm wheel; 13. driving block; 14. limiting rod. DETAILED DESCRIPTION

[0022] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0026] See also Figures 1 to 3 The utility model provides a technical solution: a leveling mechanism, comprising: a base 1, a fixing frame 5 and a connecting frame 6, wherein the connecting frame 6 is provided with a leveling shaft 2 7 and a driving block 13, and the connecting frame 6 is provided with two, and the cross section of the connecting frame 6 is U-shaped, and the connecting frame 6 is respectively between the base 1 and the fixing frame 5, and the connecting frame 6 is between the driving block 13, and the two side walls of the upper end of the connecting frame 6 are respectively fixedly connected to the side walls of the driving block 13, and the two sides of the lower end of the connecting frame 6 are respectively rotatably connected to the two ends of the leveling shaft 2 7, and the leveling shaft 2 7 is above the base 1, and the driving block 13 is connected to the limiting rod 14 and the threaded rod 10, and the threaded rod 10 is provided with two pairs, and each pair of threaded rods 10 is respectively between the fixing frame 5 and the base 1, and the threaded rods 10 are respectively on the side close to the inner wall of the fixing frame 5, and the threaded rod 10 is on the side of the double-headed worm 9 and on the side close to the leveling shaft 1 4, and the threaded rod 10 is perpendicular to the double-headed worm 9, and the threaded rod 10 The lower end of the threaded rod 10 is rotatably connected in the base 1, and the upper end of the threaded rod 10 is rotatably connected in the upper end of the fixing frame 5. The fixing frame 5 is provided with two, and the cross-section of the fixing frame 5 is U-shaped. The lower end of the fixing frame 5 is fixedly connected to the top surface of the base 1, and the fixing frame 5 is between the leveling shaft 14, and the fixing frame 5 is on both sides of the hot stamping machine 2. The limit rod 14 is slidably connected to the limit groove 11, and the side wall center of the driving block 13 is respectively fixedly connected to one end of the limit rod 14, and the limit rod 14 is below the worm gear 12, and the other end of the limit rod 14 is in the limit groove 11. The limit grooves 11 are respectively arranged on the inner walls opposite to the lower end of the fixing frame 5. The matching use of the limit rod 14 and the limit groove 11 can ensure that the maximum distance of the leveling shaft 2 7 is lowered so that the paper is attached to the top surface of the base 1, and can also prevent the upward movement of the connecting frame 6 from affecting the rotation of the worm gear 12. The leveling shaft 2 7 is provided with two to ensure that the paper part stamped by the hot stamping machine 2 is in a flat state;

[0027] A worm wheel 12 is provided on the threaded rod 10, and the outer wall of the upper end of the threaded rod 10 is fixedly connected with the worm wheel 12, and the threaded rod 10 is perpendicular to the worm wheel 12, the outer wall of the worm wheel 12 is meshed with the outer wall of the double-headed worm 9, and the outer walls of the threaded rod 10 pass through the driving block 13 respectively and are threadedly connected with the driving block 13, and the driving block 13 is below the worm wheel 12, the worm wheel 12 is connected with the double-headed worm 9, and the double-headed worm 9 is provided with a crank 8, and the fixed frame 5 is provided with a double-headed worm 9, one end of the double-headed worm 9 is rotatably connected to one side of the upper end of the fixed frame 5 and is on the side close to the hot stamping machine 2, the other end of the double-headed worm 9 passes through the outer wall of the fixed frame 5 and is fixedly connected with the crank 8, and the crank 8 is at the end away from the hot stamping machine 2, and the double-headed worm 9 is parallel to the leveling shaft 4;

[0028] A fixed block 3 is provided on the base 1, and two pairs of fixed blocks 3 are provided. The bottom surfaces of the fixed blocks 3 are fixedly connected to the top surface of the base 1, and the fixed blocks 3 are respectively at the four corners of the base 1. A hot stamping machine 2 is fixedly connected to the center of the side wall of the base 1, and the hot stamping machine 2 is between the two fixed blocks 3. A leveling shaft 4 is connected to the fixed block 3. Two leveling shafts 4 are provided, and the leveling shafts 4 are parallel to each other. The leveling shafts 4 are on both sides of the hot stamping machine 2, and the two ends of the leveling shaft 4 are respectively rotatably connected in two adjacent fixed blocks 3, and are perpendicular to the fixed blocks 3, and are at the upper ends of the fixed blocks 3.

[0029] A paper hot stamping machine comprises the above-mentioned leveling mechanism.

[0030] When the device is working, one end of the paper passes through the top of the leveling shaft 1 4 and the bottom of the leveling shaft 2 7 in sequence, and the crank 8 is turned to drive the double-headed worm 9 to rotate, and the double-headed worm 9 drives the worm wheel 12 to rotate, and the worm wheel 12 drives the threaded rod 10 to rotate, and the threaded rod 10 drives the driving block 13 to lower the connecting frame 6, and the connecting frame 6 drives the leveling shaft 2 7 to move downward to tighten and flatten the paper. When the paper is tightened and flattened, the crank 8 is stopped, and then hot stamping is performed.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A leveling mechanism, comprising: A base (1), a fixing frame (5) and a connecting frame (6), characterized in that: a second leveling shaft (7) and a driving block (13) are provided on the connecting frame (6); the driving block (13) is connected to a limiting rod (14) and a threaded rod (10); the limiting rod (14) is slidably connected to a limiting groove (11); a worm wheel (12) is provided on the threaded rod (10); the worm wheel (12) is connected to a double-headed worm (9); and a crank (8) is provided on the double-headed worm (9); A fixing block (3) is provided on the base (1), and a leveling shaft 1 (4) is connected to the fixing block (3).

2. A leveling mechanism according to claim 1, characterized in that: The fixing blocks (3) are provided in two pairs, the bottom surfaces of the fixing blocks (3) are fixedly connected to the top surface of the base (1), and the fixing blocks (3) are respectively located at the four corners of the base (1). The center of the side wall of the base (1) is fixedly connected to a hot stamping machine (2), and the hot stamping machine (2) is located between the two fixing blocks (3).

3. A leveling mechanism according to claim 2, characterized in that: Two leveling shafts (4) are provided, the leveling shafts (4) are parallel to each other, the leveling shafts (4) are located on both sides of the hot stamping machine (2), and the two ends of the leveling shaft (4) are rotatably connected in two adjacent fixed blocks (3), perpendicular to the fixed blocks (3), and at the upper ends of the fixed blocks (3).

4. A leveling mechanism according to claim 3, characterized in that: Two fixing frames (5) are provided, and the cross section of the fixing frames (5) is U-shaped. The lower ends of the fixing frames (5) are fixedly connected to the top surface of the base (1). The fixing frames (5) are between the leveling shafts (4), and the fixing frames (5) are on both sides of the hot stamping machine (2).

5. A leveling mechanism according to claim 4, characterized in that: The fixed frame (5) is provided with a double-headed worm gear (9), one end of the double-headed worm gear (9) is rotatably connected to one side of the upper end of the fixed frame (5) and is on the side close to the hot stamping machine (2), the other end of the double-headed worm gear (9) passes through the outer wall of the fixed frame (5) and is fixedly connected to a crank (8), the crank (8) is at the end away from the hot stamping machine (2), and the double-headed worm gear (9) is parallel to the leveling shaft (4).

6. A leveling mechanism according to claim 1, characterized in that: The threaded rods (10) are provided in two pairs, each pair of threaded rods (10) is respectively between the fixing frame (5) and the base (1), and the threaded rods (10) are respectively on a side close to the inner wall of the fixing frame (5), and the threaded rods (10) are on a side of the double-headed worm gear (9) and on a side close to the leveling shaft (4), and the threaded rods (10) are perpendicular to the double-headed worm gear (9), the lower ends of the threaded rods (10) are rotatably connected in the base (1), and the upper ends of the threaded rods (10) are rotatably connected in the upper end of the fixing frame (5).

7. A leveling mechanism according to claim 6, characterized in that: The outer walls of the upper ends of the threaded rods (10) are fixedly connected to the worm gear (12), and the threaded rods (10) are perpendicular to the worm gear (12). The outer walls of the worm gear (12) and the outer walls of the double-headed worm (9) are meshingly connected. The outer walls of the threaded rods (10) respectively pass through the drive blocks (13) and are threadedly connected to the drive blocks (13). The drive blocks (13) are below the worm gear (12).

8. A leveling mechanism according to claim 7, characterized in that: The center of the side wall of the driving block (13) is respectively fixedly connected to one end of a limiting rod (14), the limiting rod (14) is below the worm gear (12), and the other end of the limiting rod (14) is in a limiting groove (11), and the limiting grooves (11) are respectively provided on the inner walls opposite to the lower end of the fixing frame (5).

9. A leveling mechanism according to claim 1, characterized in that: The connecting frames (6) are provided with two, and the cross section of the connecting frames (6) is U-shaped. The connecting frames (6) are respectively disposed between the base (1) and the fixing frame (5). The connecting frames (6) are disposed between the driving blocks (13), and both side walls of the upper end of the connecting frames (6) are respectively fixedly connected to the side walls of the driving blocks (13), and both sides of the lower end of the connecting frames (6) are respectively rotatably connected to both ends of the second leveling shaft (7), and the second leveling shaft (7) is above the base (1).

10. A paper hot stamping machine, characterized in that: It comprises the leveling mechanism described in any one of claims 1 to 9.

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