Connecting structure for paper pressing wheel of printing machine

Abstract

The utility model relates to the technical field of printing machines, and discloses a connecting structure for a paper pinch roller of a printing machine, which comprises a fixing rod, two sides of the fixing rod are fixedly provided with supporting frames, the outer sides of the supporting frames are provided with a limiting groove I and a limiting groove II, and the inner sides of the limiting groove I and the limiting groove II are in threaded connection with a positioning bolt I; a sliding assembly is slidably connected to the outer side of the fixing rod, and a mounting plate is arranged on the outer side of the sliding assembly. According to the connecting structure for the paper pressing wheel of the printing machine, through cooperation of a screw rod and a first spring, when a limiting block is rotated, a second spring can deform, then the screw rod is rotated again, the first spring can deform, the angle of a pressing assembly can be adjusted according to the thicknesses of different pieces of paper, and through the design of three sliding assemblies, the paper pressing wheel is more convenient to adjust. The distance between multiple pieces of paper can be adjusted according to the actual use condition, the paper with different widths can be pressed, and the diversity of the whole structure can be improved conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of printing machines, in particular to a connecting structure for a paper pressing wheel of a printing machine. Background Art

[0002] A printing press is a machine that prints text and images. It generally consists of mechanisms such as plate loading, inking, embossing, and paper feeding. During the embossing process, a clamping mechanism is required to press the paper tightly to prevent the paper from shifting during the printing process, thereby affecting normal printing.

[0003] China Utility Model Patent Publication No.: CN219115040U, discloses: a paper clamping mechanism for a printing press, the paper clamping mechanism for the printing press, the threaded rod is spirally rotated according to the thickness of the printing paper, so as to facilitate the adjustment of the squeezing block, and then facilitate the squeezing of the paper by the squeezing block, and at the same time, the device facilitates the squeezing block to slide up and down 1mm, so as to facilitate the movement of the printing paper, and the device has a simple structure and is easy to use, but the connection structure for the paper clamping wheel of the printing press, although the squeezing block is designed for clamping, it is easy to cause friction between the squeezing block and the paper, resulting in damage to the paper, affecting subsequent use, and the connection structure for the paper clamping wheel of the printing press is not convenient for realizing the rapid disassembly and assembly of the clamping assembly, which is easy to cause damage to the subsequent clamping assembly, affecting normal use. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a connection structure for a paper pinch wheel of a printing press, which can effectively solve the problems in the prior art that the extrusion block is prone to friction with the paper, causing damage to the paper, affecting subsequent use, and the connection structure for the paper pinch wheel of a printing press is not convenient for rapid disassembly and assembly of the pinch assembly, which is prone to damage to the subsequent pinch assembly, affecting normal use, and the like.

[0005] The technical solution adopted by the utility model is: a connecting structure for a paper pressure wheel of a printing press, comprising a fixing rod, support frames are fixedly installed on both sides of the fixing rod, a limiting groove 1 and a limiting groove 2 are arranged on the outer side of the support frame, a positioning bolt 1 is threadedly connected to the inner sides of the limiting groove 1 and the limiting groove 2, a sliding component is slidably connected to the outer side of the fixing rod, a mounting plate is arranged on the outer side of the sliding component, a fixing bolt 2 is threadedly connected to the outer side of the mounting plate, a fixing bolt 3 is fixedly installed on the outer side of the sliding component, and a clamping component is rotatably installed on the outer side of the fixing bolt 3.

[0006] Preferably, the sliding assembly includes a sliding plate, a positioning hole 1 and a positioning hole 2 are opened on the outer side of the sliding plate, and the fixing bolts 2 are provided in a plurality, and the plurality of fixing bolts 2 penetrate the mounting plate and extend into the positioning holes 1 and 2.

[0007] Through the above technical solution, through the cooperation of fixing bolt 2 and positioning hole 1 and positioning hole 2, after the sliding plate is moved to the appropriate position, the fixing bolt 2 can pass through positioning hole 1 and positioning hole 2 to install the mounting plate, thereby realizing the rapid installation of the sliding assembly.

[0008] Preferably, a screw is threadedly connected to the bottom of the sliding plate, a spring 1 is fixedly installed on the bottom of the sliding plate, a spring 2 is fixedly installed on the top of the sliding plate, the outer side of the screw is threadedly connected to a limiting block, the screw and spring 1 are located at the bottom of the clamping assembly, and the sliding plate and the screw are adapted to each other.

[0009] Through the above technical solution, through the cooperation of the screw and spring one, when the limit block is rotated, spring two can be deformed, and then rotating the screw again can deform spring one, and the angle of the clamping assembly can be adjusted according to the thickness of different papers.

[0010] Preferably, the clamping assembly includes a rotating rod, a fixed sleeve is fixedly installed on the outer side of the rotating rod, an internal thread is provided on the inner side of the fixed sleeve, a roller is rotatably installed on the outer side of the fixed sleeve, a bolt 1 is threadedly connected to the inner side of the fixed sleeve, a pressure plate is fixedly installed on the outer side of the rotating rod, a bolt 2 is provided on the inner side of the pressure plate, the fixed sleeve is adapted to the bolt 1, and the sliding plate is rotatably installed with the rotating rod through a fixing bolt 3.

[0011] Through the above technical scheme, the installation of the rotating rod can be achieved through the cooperation between the fixing bolt three and the rotating rod, and the subsequent angle adjustment of the rotating rod can be facilitated. In addition, the cooperation between the fixing sleeve and the bolt one can be used to rotate the bolt one after the roller is installed, so that the roller can be quickly replaced.

[0012] Preferably, the second bolt passes through the rotating rod and extends to the inside of the pressure plate, and the pressure plate is located at the bottom of the second spring.

[0013] Through the above technical solution, the pressure plate can be quickly installed by the bolt 2 passing through the rotating rod and extending to the inside of the pressure plate, and the design of the spring 2 can change the angle of the pressure plate when the spring 2 is deformed.

[0014] Preferably, the cross section of the support frame is an "L"-shaped structure, and the fixing rod is adapted to the sliding assembly.

[0015] Through the above technical solution, through the design of the support frame, the upper components can be supported, and after the support frame is installed on the top of the printer, the stability of the upper components can be further improved to avoid displacement.

[0016] Preferably, the sliding components are provided in three identical numbers, and the three sliding components are located on the fixed rod and are equidistantly distributed.

[0017] Through the above technical solution, through the design of three sliding components, the distance between multiple papers can be adjusted according to actual usage, and papers of different widths can be compressed, which is convenient for improving the diversity of the overall structure.

[0018] Compared with the prior art, the utility model provides a connection structure for a paper pinch wheel of a printing press, which has the following beneficial effects:

[0019] 1. The connection structure for the paper pinching wheel of the printing press can make the spring 2 deform when the limit block is rotated through the cooperation of the screw and the spring 1, and then the spring 1 can be deformed by rotating the screw again. The angle of the pinching component can be adjusted according to the thickness of different papers. The distance between multiple papers can be adjusted according to the actual use through the design of three sliding components, and papers of different widths can be pinched, so as to improve the diversity of the overall structure.

[0020] 2. The connection structure for the paper pinch wheel of the printing press can realize the installation of the rotating rod through the cooperation of the fixing bolt three and the rotating rod, and can facilitate the subsequent angle adjustment of the rotating rod. The cooperation of the fixing sleeve and the bolt one can be used to rotate the bolt one after the roller is installed, so that the roller can be quickly replaced and the subsequent maintenance is convenient. The roller can also prevent the paper from being easily damaged, which affects the normal printing. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0022] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0023] Figure 3 This is a schematic diagram of the split structure of the limit slot 1 and the positioning bolt of the utility model;

[0024] Figure 4 This is a schematic diagram of the disassembly structure of the sliding assembly and the mounting plate of the utility model;

[0025] Figure 5 This is a schematic diagram of the disassembly structure of the sliding assembly of the utility model;

[0026] Figure 6 This is a schematic diagram of the disassembly structure of the clamping assembly of the utility model;

[0027] Figure 7 This is a schematic diagram of the installation structure of the second fixing bolt of the sliding assembly of the utility model.

[0028] Among them: 1. fixing rod; 2. supporting frame; 3. limiting groove one; 4. limiting groove two; 5. positioning bolt one; 6. sliding assembly; 601. sliding plate; 602. positioning hole one; 603. positioning hole two; 604. screw rod; 605. spring one; 606. spring two; 607. limiting block; 7. mounting plate; 8. fixing bolt two; 9. fixing bolt three; 10. clamping assembly; 1001. rotating rod; 1002. fixing sleeve; 1003. internal thread; 1004. roller; 1005. bolt one; 1006. pressure plate; 1007. bolt two. DETAILED DESCRIPTION

[0029] 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.

[0030] Embodiment 1: Figure 1-7 As shown, the utility model provides a connection structure for a paper pressure wheel of a printing press, comprising a fixing rod 1, support frames 2 are fixedly installed on both sides of the fixing rod 1, a limiting groove 1 3 and a limiting groove 2 4 are provided on the outer side of the support frame 2, a positioning bolt 1 5 is threadedly connected to the inner sides of the limiting groove 1 3 and the limiting groove 2 4, a sliding component 6 is slidably connected to the outer side of the fixing rod 1, a mounting plate 7 is provided on the outer side of the sliding component 6, a fixing bolt 2 8 is threadedly connected to the outer side of the mounting plate 7, a fixing bolt 3 9 is fixedly installed on the outer side of the sliding component 6, and a clamping component 10 is rotatably installed on the outer side of the fixing bolt 3 9.

[0031] Specifically, the sliding assembly 6 includes a sliding plate 601, and a positioning hole 1 602 and a positioning hole 2 603 are opened on the outer side of the sliding plate 601. The same number of fixing bolts 2 8 is provided, and the multiple fixing bolts 2 8 pass through the mounting plate 7 and extend to the inside of the positioning hole 1 602 and the positioning hole 2 603. The advantage is that, through the cooperation between the fixing bolt 2 8 and the positioning hole 1 602 and the positioning hole 2 603, after the sliding plate 601 is moved to a suitable position, the fixing bolt 2 8 can pass through the positioning hole 1 602 and the positioning hole 2 603, and the mounting plate 7 can be installed, so that the sliding assembly 6 can be quickly installed.

[0032] Specifically, a screw 604 is threadedly connected to the bottom of the sliding plate 601, a spring 1 605 is fixedly installed at the bottom of the sliding plate 601, a spring 2 606 is fixedly installed on the top of the sliding plate 601, and the outer side of the screw 604 is threadedly connected to a limiting block 607. The screw 604 and the spring 1 605 are located at the bottom of the clamping assembly 10, and the sliding plate 601 and the screw 604 are adapted to each other. The advantage is that, through the cooperation of the screw 604 and the spring 1 605, when the limiting block 607 is rotated, the spring 2 606 can be deformed, and then the screw 604 can be rotated again to deform the spring 1 605, and the angle of the clamping assembly 10 can be adjusted according to the thickness of different papers.

[0033] Specifically, the clamping assembly 10 includes a rotating rod 1001, a fixing sleeve 1002 is fixedly installed on the outer side of the rotating rod 1001, an internal thread 1003 is provided on the inner side of the fixing sleeve 1002, a roller 1004 is rotatably installed on the outer side of the fixing sleeve 1002, a bolt 1005 is threadedly connected on the inner side of the fixing sleeve 1002, a pressure plate 1006 is fixedly installed on the outer side of the rotating rod 1001, a bolt 2 1007 is provided on the inner side of the pressure plate 1006, the fixing sleeve 1002 is adapted to the bolt 1005, and the sliding plate 601 is rotatably installed with the rotating rod 1001 through the fixing bolt 3 9. The advantage is that the installation of the rotating rod 1001 can be realized through the cooperation of the fixing bolt 3 9 and the rotating rod 1001, and the subsequent angle adjustment of the rotating rod 1001 can be facilitated, and the cooperation of the fixing sleeve 1002 and the bolt 1005 can be convenient for quickly replacing the roller 1004 by rotating the bolt 1005 after the roller 1004 is installed.

[0034] Embodiment 2: Figure 2-7 As shown, as an improvement to the previous embodiment.

[0035] Specifically, bolt 1007 passes through the rotating rod 1001 and extends to the inside of the pressure plate 1006, and the pressure plate 1006 is located at the bottom of spring 606. The advantage is that the pressure plate 1006 can be quickly installed by bolt 1007 passing through the rotating rod 1001 and extending to the inside of the pressure plate 1006, and the design of spring 606 can change the angle of the pressure plate 1006 when the spring 606 is deformed.

[0036] Specifically, the cross-section of the support frame 2 is an "L"-shaped structure, and the fixed rod 1 is adapted to the sliding component 6. The advantage is that the design of the support frame 2 can support the upper components, and after the support frame 2 is installed on the top of the printer, the stability of the upper components can be further improved to avoid displacement.

[0037] Specifically, three identical sliding components 6 are provided, and the three sliding components 6 are equidistantly distributed on the fixed rod 1. The advantage is that through the design of the three sliding components 6, the distance between multiple papers can be adjusted according to actual usage, and papers of different widths can be compressed, which is convenient for improving the diversity of the overall structure.

[0038] Working principle: When in use, through the cooperation of the fixing bolt 2 8 and the positioning hole 1 602 and the positioning hole 2 603, after the sliding plate 601 moves to the appropriate position, the fixing bolt 2 8 can pass through the positioning hole 1 602 and the positioning hole 2 603, and the mounting plate 7 can be installed, so that the sliding component 6 can be quickly installed. Through the cooperation of the screw rod 604 and the spring 1 605, when the limit block 607 is rotated, the spring 2 606 can be deformed, and then the screw rod 604 can be rotated again to deform the spring 1 605, and the angle of the clamping component 10 can be adjusted according to the thickness of different papers. Through the cooperation of the fixing bolt 3 9 and the rotating rod 1001, the installation of the rotating rod 1001 can be realized, and the subsequent angle adjustment of the rotating rod 1001 can be facilitated, and the fixing sleeve 1002 and the screw rod 604 can be used to fix the fixing bolt 3 9 and the rotating rod 1001. With the cooperation of bolt 1005, after the roller 1004 is installed, the bolt 1005 can be turned to facilitate the quick replacement of the roller 1004. The bolt 1007 penetrates the rotating rod 1001 and extends to the inside of the pressure plate 1006, so that the pressure plate 1006 can be quickly installed. The design of spring 2 606 can change the angle of the pressure plate 1006 when the spring 606 is deformed. The design of the support frame 2 can support the upper components. After the support frame 2 is installed on the top of the printer, the stability of the upper components can be further improved to avoid displacement. The design of the three sliding components 6 can adjust the distance between multiple papers according to actual use, and papers of different widths can be compressed, which is convenient to improve the diversity of the overall structure.

[0039] 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 connecting structure for a paper pinch wheel of a printing press, comprising a fixing rod (1), characterized in that: Support frames (2) are fixedly mounted on both sides of the fixing rod (1); a limiting groove 1 (3) and a limiting groove 2 (4) are provided on the outer side of the supporting frame (2); a positioning bolt 1 (5) is threadedly connected to the inner sides of the limiting groove 1 (3) and the limiting groove 2 (4); a sliding assembly (6) is slidably connected to the outer side of the fixing rod (1); a mounting plate (7) is provided on the outer side of the sliding assembly (6); a fixing bolt 2 (8) is threadedly connected to the outer side of the mounting plate (7); a fixing bolt 3 (9) is fixedly mounted on the outer side of the sliding assembly (6); and a clamping assembly (10) is rotatably mounted on the outer side of the fixing bolt 3 (9).

2. The connecting structure for a paper pinch wheel of a printing press according to claim 1, characterized in that: The sliding assembly (6) comprises a sliding plate (601), the outer side of the sliding plate (601) is provided with a first positioning hole (602) and a second positioning hole (603), and a plurality of second fixing bolts (8) are provided, and the plurality of second fixing bolts (8) penetrate the mounting plate (7) and extend into the first positioning hole (602) and the second positioning hole (603).

3. The connecting structure for a paper pinch wheel of a printing press according to claim 2, characterized in that: The bottom of the sliding plate (601) is threadedly connected to a screw rod (604), the bottom of the sliding plate (601) is fixedly installed with a spring 1 (605), the top of the sliding plate (601) is fixedly installed with a spring 2 (606), the outer side of the screw rod (604) is threadedly connected to a limit block (607), the screw rod (604) and the spring 1 (605) are located at the bottom of the clamping assembly (10), and the sliding plate (601) and the screw rod (604) are adapted to each other.

4. The connection structure for a paper pinch wheel of a printing press according to claim 3, characterized in that: The clamping assembly (10) comprises a rotating rod (1001), a fixing sleeve (1002) is fixedly mounted on the outer side of the rotating rod (1001), an internal thread (1003) is provided on the inner side of the fixing sleeve (1002), a roller (1004) is rotatably mounted on the outer side of the fixing sleeve (1002), a bolt 1 (1005) is threadedly connected to the inner side of the fixing sleeve (1002), a pressing plate (1006) is fixedly mounted on the outer side of the rotating rod (1001), a bolt 2 (1007) is provided on the inner side of the pressing plate (1006), the fixing sleeve (1002) is matched with the bolt 1 (1005), and the sliding plate (601) is rotatably mounted on the rotating rod (1001) via a fixing bolt 3 (9).

5. The connection structure for a paper pinch wheel of a printing press according to claim 4, characterized in that: The second bolt (1007) passes through the rotating rod (1001) and extends to the inside of the pressure plate (1006), and the pressure plate (1006) is located at the bottom of the first spring (605).

6. The connection structure for a paper pinch wheel of a printing press according to claim 1, characterized in that: The support frame (2) has an L-shaped cross-section, and the fixing rod (1) is compatible with the sliding assembly (6).

7. The connection structure for a paper pinch wheel of a printing press according to claim 1, characterized in that: The sliding components (6) are provided in three identical ones, and the three sliding components (6) are located on the fixed rod (1) and are distributed at equal distances.

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