Paper cutting device for printing

Abstract

The utility model relates to the technical field of printing, and discloses a printing paper cutting device which comprises supporting legs, a workbench, a moving groove, a placing plate, a limiting plate and an adjusting cutting component, the workbench is fixedly connected to the tops of the supporting legs, the moving groove is formed in the top of the workbench, the placing plate is arranged above the moving groove, and the limiting plate is arranged above the placing plate. The limiting plate is fixedly connected to the top of the containing plate, the adjusting cutting component is installed at one end of the top of the workbench and comprises an installation frame, a front face cutting piece, a side face cutting piece, a lifting column and a pressing plate, and the installation frame is fixedly connected to the top of the workbench. According to the paper cutting device for printing, the lifting column drives the pressing plate to press downwards, paper is fixed, the cutting quality is ensured, three faces of the printing paper can be cut at the same time under the action of the front face cutting piece and the side face cutting piece, the cutting efficiency is improved, and the work of manually rotating the cutting faces is reduced.

Description

Technical Field

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

[0002] Printing is the technology of batch copying the contents of original manuscripts such as text, drawings, photos and anti-counterfeiting through processes such as plate making, inking and pressurization, so as to transfer ink to the surface of materials such as paper, fabrics, plastics and leather. Printing is the process of transferring the approved printing plate to the substrate through printing machinery and special ink. Paper is needed in the printing process, and books for printing are obtained by stacking papers.

[0003] According to publication number CN216658071U, a cutting device for paper printing is disclosed, comprising a cutting table, support rods are symmetrically fixed on the top of the cutting table, a top plate is fixed on the top of the support rods, a cylinder is fixed on the top of the top plate, a mounting block is fixedly provided at the telescopic end of the cylinder movably extending out of the top plate, a pressing device is fixedly provided on both sides of the mounting block, a mounting groove is fixedly provided at the bottom of the mounting block, and a cutting knife is movably provided in the mounting groove through a fixing device; the utility model facilitates the cutting knife to press and fix the two ends of the paper when cutting the paper through the pressing device, thereby ensuring the regularity of paper cutting and improving the quality of paper cutting, and facilitates the cutting knife and the mounting groove to be quickly disassembled and assembled through the fixing device, thereby facilitating the replacement of the cutting knife.

[0004] However, the above device still has some shortcomings. The pressing device ensures that the paper is fixed during cutting to ensure the cutting quality, but the cutting knife can only cut one side, which is inefficient for cutting printed books, etc. Secondly, the cutting knife cannot be adjusted, which further limits the use of the above device in practice. Utility Model Content

[0005] The purpose of the utility model is to provide a printing paper cutting device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a printing paper cutting device, comprising a supporting leg, a workbench, a movable groove, a placement plate, a limiting plate and an adjusting cutting component, wherein the workbench is fixedly connected to the top of the supporting leg, the movable groove is opened at the top of the workbench, the placement plate is arranged above the movable groove, the limiting plate is fixedly connected to the top of the placement plate, and the adjusting cutting component is installed at one end of the top of the workbench.

[0007] The adjusting cutting component comprises a mounting frame, a front cutting piece, a side cutting piece, a lifting column and a pressing plate. The mounting frame is fixedly connected to the top of the workbench, the front cutting piece is arranged at one end inside the mounting frame, the side cutting piece is arranged on the inner wall of the mounting frame, the lifting column is fixedly connected to the top inside the mounting frame, and the pressing plate is arranged at the bottom of the lifting column. The lifting column drives the pressing plate to press down to fix the paper to ensure the quality of cutting. Through the action of the front cutting piece and the side cutting piece, the three sides of the printed paper can be cut at the same time, thereby improving the cutting efficiency and reducing the manual work of rotating the cutting surface.

[0008] Preferably, the side cutting piece includes a cylinder, a lifting rod, a fixed block, a screw, a turntable, a connecting plate, a cutting knife and a guide rod, the cylinder is fixedly connected to the inner wall of the mounting frame, the lifting rod is pneumatically connected to the bottom of the cylinder, the fixed block is fixedly connected to the bottom of the lifting rod, the screw is threadedly connected to the inside of the fixed block, the turntable is fixedly connected to one end of the screw, the connecting plate is arranged at the other end of the screw, the cutting knife is fixedly connected to one end of the connecting plate, the guide rod is fixedly connected to both ends of the fixed block and passes through the inside of the cutting knife, the fixed block is driven to rise and fall by the lifting rod, and then the cutting knife connected to the fixed block is driven to rise and fall, and the screw is driven to rotate by the turntable, so that the position of the cutting knife can be adjusted, which is convenient for adjustment to different papers and cutting, and the setting of the guide rod ensures that the cutting knife will not deviate, thereby ensuring the cutting effect.

[0009] Preferably, the number of the side cutting pieces is two, and the structure of the side cutting pieces is consistent with that of the front cutting piece, so that the three cutting knives can be adjusted for easy use.

[0010] Preferably, a mover is provided inside the movable groove, and the top of the mover is fixedly connected to the bottom of the placement plate. The mover moves in the movable groove, driving the placement plate to move, and the paper is fed to the bottom of the adjustment cutting component for work.

[0011] Preferably, movable grooves are provided on both sides of the mounting frame, and the width of the movable grooves is greater than the width of the screw rod, so as to ensure that when the fixing block moves up and down to drive the screw rod to move, the mounting frame will not block the movement of the screw rod.

[0012] Preferably, an anti-skid pad is provided at the bottom of the supporting leg to ensure the stability of the device during operation.

[0013] Preferably, a rubber pad is provided on one side of the limit plate facing the adjusting and cutting component, and the rubber pad ensures that the position of the paper placed on the placement plate is fixed, making it convenient to enter the adjusting and cutting component for cutting.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The printing paper cutting device uses a lifting column to drive the pressing plate to press down to fix the paper and ensure the cutting quality. Through the action of the front cutting piece and the side cutting piece, the three sides of the printing paper can be cut at the same time, which improves the cutting efficiency and reduces the manual work of rotating the cutting surface.

[0016] 2. The printing paper cutting device can adjust the position of the cutting knife by driving the screw rod to rotate through the turntable, so as to facilitate adjustment and cutting of different papers. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model for adjusting the cutting component;

[0019] Figure 3 This is a schematic diagram of the structure of the side cutting piece of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the mounting frame of the utility model.

[0021] In the figure: 1. Support leg; 2. Workbench; 3. Moving slot; 4. Placement plate; 5. Limiting plate; 6. Adjusting cutting part; 101. Mounting frame; 102. Front cutting part; 103. Side cutting part; 104. Lifting column; 105. Pressing plate; 110. Cylinder; 111. Lifting rod; 112. Fixed block; 113. Screw; 114. Turntable; 115. Connecting plate; 116. Cutting knife; 117. Guide rod; 121. Movable slot. 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] See also Figure 1-4The utility model provides a technical solution: a paper cutting device for printing, comprising a supporting leg 1, a workbench 2, a moving slot 3, a placing plate 4, a limiting plate 5 and an adjusting cutting component 6. The workbench 2 is fixedly connected to the top of the supporting leg 1, the moving slot 3 is opened at the top of the workbench 2, the placing plate 4 is arranged above the moving slot 3, the limiting plate 5 is fixedly connected to the top of the placing plate 4, and the adjusting cutting component 6 is installed at one end of the top of the workbench 2. A mover is arranged inside the moving slot 3, and the top of the mover is fixedly connected to the bottom of the placing plate 4. The placing plate 4 is moved by the mover in the moving slot 3 to drive the placing plate 4 to move, and the paper is fed to the bottom of the adjusting cutting component 6 for work. An anti-skid pad is arranged at the bottom of the supporting leg 1 to ensure the stability of the device during operation. A rubber pad is arranged on the side of the limiting plate 5 facing the adjusting cutting component 6 to ensure that the position of the paper placed on the placing plate 4 is fixed by the rubber pad, so that it is convenient to enter the adjusting cutting component 6 for cutting.

[0024] The adjusting cutting component 6 includes a mounting frame 101, a front cutting piece 102, a side cutting piece 103, a lifting column 104 and a pressing plate 105. The mounting frame 101 is fixedly connected to the top of the workbench 2, the front cutting piece 102 is arranged at one end inside the mounting frame 101, the side cutting piece 103 is arranged on the inner wall of the mounting frame 101, the lifting column 104 is fixedly connected to the top inside the mounting frame 101, and the pressing plate 105 is arranged at the bottom of the lifting column 104. The lifting column 104 drives the pressing plate 105 to press down to fix the paper and ensure the quality of cutting. Through the action of the front cutting piece 102 and the side cutting piece 103, the three sides of the printed paper can be cut at the same time, thereby improving the cutting efficiency and reducing the manual work of rotating the cutting surface.

[0025] The side cutting member 103 includes a cylinder 110, a lifting rod 111, a fixing block 112, a screw 113, a rotating disk 114, a connecting plate 115, a cutting knife 116 and a guide rod 117. The cylinder 110 is fixedly connected to the inner wall of the mounting frame 101, the lifting rod 111 is pneumatically connected to the bottom of the cylinder 110, the fixing block 112 is fixedly connected to the bottom of the lifting rod 111, the screw 113 is threadedly connected to the inside of the fixing block 112, the rotating disk 114 is fixedly connected to one end of the screw 113, the connecting plate 115 is arranged at the other end of the screw 113, the cutting knife 116 is fixedly connected to one end of the connecting plate 115, and the guide rod 117 is fixedly connected to the bottom of the lifting rod 111. The two ends of the fixed block 112 pass through the interior of the cutting knife 116. The fixed block 112 is lifted and lowered by the lifting rod 111, and then the cutting knife 116 connected to the fixed block 112 is lifted and lowered. The screw 113 is rotated by the turntable 114, and the position of the cutting knife 116 can be adjusted, which is convenient for adjustment to different papers and easy to cut. The setting of the guide rod 117 ensures that the cutting knife 116 will not deviate, ensuring the cutting effect. There are two side cutting pieces 103, and the structure of the side cutting piece 103 is consistent with the structure of the front cutting piece 102, so that the three cutting knives 116 can be adjusted for easy use.

[0026] Movable slots 121 are provided on both sides of the mounting frame 101 . The width of the movable slots 121 is greater than the width of the screw rod 113 , ensuring that the mounting frame 101 will not block the movement of the screw rod 113 when the fixing block 112 moves up and down to drive the screw rod 113 to move.

[0027] When in use, the paper to be cut is placed on the placement plate 4, and then the mover inside the movable slot 3 drives the placement plate 4 to move to the inside of the adjusting cutting component 6, and then the cylinder 110 in the front cutting piece 102 drives the cutting knife 116 to move down to cut one side of the paper, and then the cylinder 110 of the side cutting piece 103 drives the cutting knife 116 to cut both sides of the paper. After cutting is completed, the placement plate 4 returns to the outside of the adjusting cutting component 6, and the cut paper can be taken out.

[0028] Although the 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 paper cutting device for printing, comprising a supporting leg (1), a workbench (2), a movable slot (3), a placing plate (4), a limiting plate (5) and an adjusting cutting component (6), characterized in that: The workbench (2) is fixedly connected to the top of the supporting leg (1), the movable groove (3) is opened on the top of the workbench (2), the placement plate (4) is arranged above the movable groove (3), the limit plate (5) is fixedly connected to the top of the placement plate (4), and the adjusting cutting component (6) is installed at one end of the top of the workbench (2); The adjusting cutting component (6) comprises a mounting frame (101), a front cutting piece (102), a side cutting piece (103), a lifting column (104) and a pressing plate (105); the mounting frame (101) is fixedly connected to the top of the workbench (2); the front cutting piece (102) is arranged at one end inside the mounting frame (101); the side cutting piece (103) is arranged on the inner wall of the mounting frame (101); the lifting column (104) is fixedly connected to the top inside the mounting frame (101); and the pressing plate (105) is arranged at the bottom of the lifting column (104).

2. A printing paper cutting device according to claim 1, characterized in that: The side cutting member (103) comprises a cylinder (110), a lifting rod (111), a fixing block (112), a screw (113), a rotating disk (114), a connecting plate (115), a cutting knife (116) and a guide rod (117); the cylinder (110) is fixedly connected to the inner wall of the mounting frame (101); the lifting rod (111) is pneumatically connected to the bottom of the cylinder (110); the fixing block (112) is fixedly connected to the bottom of the lifting rod (111); the screw (113) is threadedly connected to the inside of the fixing block (112); the rotating disk (114) is fixedly connected to one end of the screw (113); the connecting plate (115) is arranged at the other end of the screw (113); the cutting knife (116) is fixedly connected to one end of the connecting plate (115); and the guide rod (117) is fixedly connected to both ends of the fixing block (112) and passes through the inside of the cutting knife (116).

3. A printing paper cutting device according to claim 1, characterized in that: The number of the side cutting pieces (103) is two, and the structure of the side cutting pieces (103) is consistent with the structure of the front cutting piece (102).

4. A printing paper cutting device according to claim 1, characterized in that: A mover is provided inside the moving groove (3), and the top of the mover is fixedly connected to the bottom of the placement plate (4).

5. The printing paper cutting device according to claim 1, characterized in that: Movable grooves (121) are provided on both sides of the mounting frame (101), and the width of the movable grooves (121) is greater than the width of the screw rod (113).

6. A printing paper cutting device according to claim 1, characterized in that: The bottom of the supporting leg (1) is provided with an anti-slip pad.

7. A printing paper cutting device according to claim 1, characterized in that: A rubber pad is provided on one side of the limiting plate (5) facing the adjusting cutting component (6).

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