Winding device for roll paper lithographic book and periodical printing machine

Abstract

The utility model relates to the technical field of winding devices, and discloses a winding device for a roll paper lithographic book and periodical printing machine, which comprises a stand column, adjusting and fixing mechanisms are arranged at the bottom and on the left side of the stand column, and paper fixing mechanisms are arranged outside the adjusting and fixing mechanisms. According to the winding device for the roll paper lithographic book and periodical printing machine, after a winding drum is aligned with a limiting rotating column to be inserted, a clamping block with a cap is aligned with a positioning column to be inserted and fixed, the clamping block with the cap can be fixed through a first fixing bolt and the limiting rotating column, and winding can be conducted at the moment; the first transmission roller drives the rotating shaft to rotate so that the winding drum can rotate for winding, when the winding position deviates, the second driving motor enables the movable threaded rod to rotate, under the limitation of the limiting strip, the base drives the stand column to move, the winding position of the winding drum is adjusted, it is avoided that deviation influences wound paper, and the winding stability of the winding device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of winding devices, in particular to a winding device for a web-paper lithographic book and periodical printing press. Background Art

[0002] The web-fed lithographic book printing press is an important machine type for printing books and magazines. It has a fast printing speed, can print and fold in one go, and has high production efficiency. After printing is completed, a winding device is needed to roll the printed paper into a roll.

[0003] According to the description of a winding device for a roll-fed lithographic book printing machine disclosed on the patent website (authorization announcement number: CN216155101 U), "The utility model discloses a winding device for a roll-fed lithographic book printing machine, including a base, a roll and a pressure strip, a chassis is fixed on the upper surface of the base, a connecting shaft is rotatably installed on the upper side of one side of the chassis, a roll is mounted on the connecting shaft, grooves are respectively provided at the upper and lower ends of both sides of the roll, the two ends of the two pressure strips are respectively clamped in the grooves at the upper and lower ends of both sides of the roll, two fixed blocks are symmetrically fixed on both sides of the roll, screws are respectively fixed on the opposite sides of the four fixed blocks, the screw passes through the through hole provided on the pressure strip, and a nut is threadedly installed on one end of the screw passing through the through hole. The utility model has the advantages of positioning the paper on the roll after the winding operation is completed, and the paper on the removed roll will not loosen."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the utility model drives the motor to rotate the reel to reel up the paper. After the reeling is completed, the screw rod is used to lower the pressure bar to press the paper tightly. However, in actual use, the position of the device after fixing the reel is fixed. When the reeling position is offset, the reeling device that cannot be adjusted will affect the reeling of subsequent papers. Therefore, it is necessary to improve a reeling device for a roll paper lithographic book printing machine to solve the above problem. Utility Model Content

[0006] The utility model aims to provide a reeling device for a web-fed lithographic book and periodical printing press to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above purpose, the utility model provides the following technical solution: a winding device for a roll-fed lithographic book printing machine, comprising a column, wherein the bottom and left side of the column are provided with an adjustment and fixing mechanism, and the outside of the adjustment and fixing mechanism is provided with a paper fixing mechanism.

[0008] The adjusting and fixing mechanism comprises a rotating and fixing component and an adjusting component, and the adjusting component is arranged at the bottom of the rotating and fixing component.

[0009] Preferably, the rotating and fixing assembly includes a rotating shaft, which is rotatably mounted inside a column, a transmission roller 1 is fixedly mounted on the right side of the rotating shaft, a transmission belt is mounted on the external transmission of the transmission roller 1, a transmission roller 2 is mounted on the internal transmission of the transmission belt, a motor 1 is fixedly mounted on the right side of the transmission roller 2, a limited rotation column is fixedly mounted on the left side of the rotating shaft, a fixing bolt 1 is mounted on the internal thread of the limited rotation column, a capped block is provided on the outside of the fixing bolt 1, a positioning column is slidably mounted on the inside of the capped block, so as to facilitate the fixing and rotation of the paper fixing mechanism by the rotating and fixing assembly.

[0010] Preferably, holes are provided at corresponding positions of the capped block and the fixing bolt 1, and the fixing bolt 1 is slidably installed inside the hole provided inside the capped block, so as to facilitate fixing under normal conditions.

[0011] Preferably, the adjustment component includes a movable plate, the movable plate is fixedly mounted on the bottom of the column, a base is slidably mounted on the bottom of the movable plate, side ears are fixedly mounted on the front and back of the base, two fixing bolts are arranged inside the side ears, a movable threaded rod is rotatably mounted inside the base, two motors are fixedly mounted on the right side of the movable threaded rod, and a limit strip is fixedly mounted on the top of the base to facilitate the position adjustment of the reel through the adjustment component.

[0012] Preferably, the interior of the movable plate is threadedly mounted with the exterior of the movable threaded rod, and the interior of the movable plate is slidably mounted with the exterior of the limiting strip, thereby improving stability.

[0013] Preferably, the paper fixing mechanism includes a drum, which is slidably mounted on the outside of a limiting rotating column, a side plate one is fixedly mounted on the right side of the drum, a limiting rod is fixedly mounted inside the side plate one, a side plate two is fixedly mounted on the left side of the drum, a screwing threaded rod is rotatably mounted inside the side plate two, and a paper pressing strip is mounted on the external thread of the screwing threaded rod, so as to facilitate limiting and fixing the printed paper through the paper fixing mechanism after it is wound up.

[0014] Preferably, the left side of the second side plate is fixedly mounted to the right side of the positioning column, and the paper pressing strip is slidably mounted on the outside of the limiting rod to facilitate fixation in a normal state.

[0015] Compared with the prior art, the utility model provides a reeling device for a web-fed lithographic book and periodical printing press, which has the following beneficial effects:

[0016] 1. The winding device for the roll-fed lithographic book and periodical printing machine has an adjusting and fixing mechanism. During use, after the roll is aligned with the limit rotating column and inserted, the capped block is aligned with the positioning column and inserted and fixed. The capped block can be fixed by using a fixing bolt 1 and the limit rotating column. At this time, the roll can be wound up, and the driving motor 1 is driven to rotate the transmission roller 2. Under the drive of the transmission belt, the transmission roller 1 drives the rotating shaft to rotate, so that the roll is rotated for winding up. When the winding position is offset, the driving motor 2 is driven to rotate the movable threaded rod. Under the restriction of the limit strip, the base drives the column to move, and the winding position of the roll is adjusted to avoid the offset affecting the wound paper, thereby improving the winding stability of the winding device.

[0017] 2. The winding device for the web-fed offset book and periodical printing press has a paper fixing mechanism. During use, after the printing paper is wound up, the paper pressing strip is aligned with the edge of the paper, so that the paper pressing strip is first inserted into the top of the limit rod and the screw thread rod, and the screw thread rod is rotated to make the screw thread rod descend, so that the wound paper can be fixed to prevent the paper from falling. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the appearance structure of the adjusting and fixing mechanism of the utility model;

[0021] Figure 3 This is a schematic diagram of the exploded appearance structure of the rotating and fixing assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the appearance structure of the adjustment component of the utility model;

[0023] Figure 5 The figure is a schematic diagram of the appearance structure of the paper fixing mechanism of the utility model.

[0024] In the figure: 1. column; 2. adjustment and fixing mechanism; 21. rotation and fixing component; 211. rotating shaft; 212. driving roller 1; 213. driving belt; 214. driving roller 2; 215. motor 1; 216. limiting rotating column; 217. fixing bolt 1; 218. capped block; 219. positioning column; 22. adjustment component; 221. moving plate; 222. base; 223. side ear; 224. fixing bolt 2; 225. moving threaded rod; 226. motor 2; 227. limiting strip; 3. paper fixing mechanism; 31. reel; 32. side plate 1; 33. limiting rod; 34. side plate 2; 35. twisting threaded rod; 36. paper pressing strip. DETAILED DESCRIPTION

[0025] 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.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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 an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] See also Figure 1-4 The utility model provides a technical solution: a reeling device for a web-fed lithographic book and periodical printing press, comprising a column 1, an adjusting and fixing mechanism 2 is arranged at the bottom and the left side of the column 1, and a paper fixing mechanism 3 is arranged outside the adjusting and fixing mechanism 2.

[0029] The adjusting and fixing mechanism 2 comprises a rotating and fixing component 21 and an adjusting component 22 . The adjusting component 22 is arranged at the bottom of the rotating and fixing component 21 .

[0030] Furthermore, the rotating and fixing component 21 includes a rotating shaft 211, which is rotatably installed inside the column 1, a transmission roller 212 is fixedly installed on the right side of the rotating shaft 211, a transmission belt 213 is installed for the external transmission of the transmission roller 212, a transmission roller 214 is installed for the internal transmission of the transmission belt 213, a motor 215 is fixedly installed on the right side of the transmission roller 214, a limited rotation column 216 is fixedly installed on the left side of the rotating shaft 211, a fixing bolt 217 is installed on the internal thread of the limited rotation column 216, a capped block 218 is arranged on the outside of the fixing bolt 217, and a positioning column 219 is slidably installed inside the capped block 218, so as to facilitate the fixing and rotation of the paper fixing mechanism 3 by rotating the fixing component 21.

[0031] Furthermore, holes are provided at corresponding positions of the capped block 218 and the fixing bolt 217, and the fixing bolt 217 is slidably installed inside the hole provided inside the capped block 218, so as to facilitate fixing under normal conditions.

[0032] Furthermore, the adjusting component 22 includes a movable plate 221, which is fixedly mounted on the bottom of the column 1, and a base 222 is slidably mounted on the bottom of the movable plate 221. Side ears 223 are fixedly mounted on the front and back of the base 222, and a fixing bolt 224 is arranged inside the side ear 223. A movable threaded rod 225 is rotatably mounted inside the base 222, and a motor 226 is fixedly mounted on the right side of the movable threaded rod 225. A limiting strip 227 is fixedly mounted on the top of the base 222, so as to facilitate the position adjustment of the reel 31 through the adjusting component 22.

[0033] Furthermore, the interior of the movable plate 221 is threadedly mounted with the exterior of the movable threaded rod 225 , and the interior of the movable plate 221 is slidably mounted with the exterior of the limiting strip 227 , thereby improving stability.

[0034] Embodiment 2:

[0035] See also Figure 5 In combination with the first embodiment, it is further obtained that the paper fixing mechanism 3 includes a reel 31, the reel 31 is slidably mounted on the outside of the limiting rotation column 216, a side plate 1 32 is fixedly mounted on the right side of the reel 31, a limiting rod 33 is fixedly mounted inside the side plate 1 32, a side plate 2 34 is fixedly mounted on the left side of the reel 31, a screw threaded rod 35 is rotatably mounted inside the side plate 24, and a paper pressing strip 36 is threadedly mounted on the outer surface of the screw threaded rod 35, so that the printing paper can be limited and fixed by the paper fixing mechanism 3 after it is rolled up.

[0036] Furthermore, the left side of the second side plate 34 is fixedly mounted to the right side of the positioning column 219, and the paper pressing strip 36 is slidably mounted on the outside of the limiting rod 33, so as to facilitate fixation in a normal state.

[0037] In actual operation, when this device is used, the side ear 223 is used to fix the side ear 223 to the ground, so that the winding device can be fixed. After the reel 31 is aligned with the limit rotation column 216 and inserted, the capped block 218 is aligned with the positioning column 219 and inserted and fixed. The capped block 218 can be fixed by using the fixing bolt 217 and the limit rotation column 216. At this time, the winding can be carried out, and the driving motor 215 is driven to rotate the transmission roller 214. Under the drive of the transmission belt 213, the transmission roller 212 drives the rotating shaft 211 to rotate, so that the reel 31 rotates to be wound. When the winding is wound, When the position of the roll is offset, the driving motor 226 rotates the movable threaded rod 225. Under the restriction of the limit strip 227, the base 222 drives the column 1 to move and adjust the winding position of the reel 31 to avoid the offset affecting the wound paper, thereby improving the stability of the winding device for winding. After the printed paper is wound, the paper pressing strip 36 is aligned with the edge of the paper, so that the paper pressing strip 36 is first inserted into the top of the limit rod 33 and the screwing threaded rod 35, and the screwing threaded rod 35 is rotated to make the screwing threaded rod 35 descend, so that the wound paper can be fixed to avoid the situation of paper falling.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A reeling device for a web-fed lithographic book printing press, comprising a column (1), characterized in that: The bottom and left side of the column (1) are both provided with an adjusting and fixing mechanism (2), and the outside of the adjusting and fixing mechanism (2) is provided with a paper fixing mechanism (3); The adjusting and fixing mechanism (2) comprises a rotating and fixing component (21) and an adjusting component (22), wherein the adjusting component (22) is arranged at the bottom of the rotating and fixing component (21).

2. The reeling device for a web-fed lithographic book and periodical printing press according to claim 1, characterized in that: The rotating fixing assembly (21) comprises a rotating shaft (211), the rotating shaft (211) is rotatably mounted inside the column (1), a transmission roller 1 (212) is fixedly mounted on the right side of the rotating shaft (211), a transmission belt (213) is mounted on the external transmission of the transmission roller 1 (212), a transmission roller 2 (214) is mounted on the internal transmission of the transmission belt (213), a motor 1 (215) is fixedly mounted on the right side of the transmission roller 2 (214), a limited rotation column (216) is fixedly mounted on the left side of the rotating shaft (211), a fixing bolt 1 (217) is threadedly mounted on the internal part of the limited rotation column (216), a capped block (218) is arranged on the outside of the fixing bolt 1 (217), and a positioning column (219) is slidably mounted on the inside of the capped block (218).

3. The reeling device for a web-fed lithographic book and periodical printing press according to claim 2, characterized in that: The capped block (218) and the fixing bolt (217) are provided with holes at corresponding positions, and the fixing bolt (217) is slidably installed inside the hole provided inside the capped block (218).

4. The reeling device for a web-fed lithographic book and periodical printing press according to claim 1, characterized in that: The adjustment component (22) comprises a movable plate (221), wherein the movable plate (221) is fixedly mounted on the bottom of the column (1), a base (222) is slidably mounted on the bottom of the movable plate (221), side ears (223) are fixedly mounted on the front and back of the base (222), a second fixing bolt (224) is arranged inside the side ear (223), a movable threaded rod (225) is rotatably mounted inside the base (222), a second motor (226) is fixedly mounted on the right side of the movable threaded rod (225), and a limit strip (227) is fixedly mounted on the top of the base (222).

5. The reeling device for a web-fed lithographic book and periodical printing press according to claim 4, characterized in that: The interior of the movable plate (221) is threadedly mounted with the exterior of the movable threaded rod (225), and the interior of the movable plate (221) is slidably mounted with the exterior of the limiting strip (227).

6. The reeling device for a web-fed lithographic book and periodical printing press according to claim 1, characterized in that: The paper fixing mechanism (3) comprises a reel (31), the reel (31) is slidably mounted on the outside of a limiting rotation column (216), a side plate 1 (32) is fixedly mounted on the right side of the reel (31), a limiting rod (33) is fixedly mounted inside the side plate 1 (32), a side plate 2 (34) is fixedly mounted on the left side of the reel (31), a screwing threaded rod (35) is rotatably mounted inside the side plate 2 (34), and a paper pressing strip (36) is threadedly mounted on the outside of the screwing threaded rod (35).

7. The reeling device for a web-fed lithographic book and periodical printing press according to claim 6, characterized in that: The left side of the second side plate (34) is fixedly mounted on the right side of the positioning column (219), and the paper pressing strip (36) is slidably mounted on the outside of the limiting rod (33).

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