Leaflet printing equipment

Abstract

The utility model discloses leaflet printing equipment which comprises a working table, a conveying mechanism is arranged on the working table, an upper paper conveying roller and a lower paper conveying roller are arranged at the tail end of the conveying mechanism, a fixing frame is installed on the working table, a movement control mechanism is arranged on the fixing frame, a connecting plate is arranged at the lower end of the movement control mechanism, and the upper paper conveying roller and the lower paper conveying roller are arranged on the connecting plate. According to the paper feeding device, the upper paper feeding roller and the lower paper feeding roller are provided with the electrode plates to control the on-off of the electromagnets, under the condition that no paper passes through, the electrode plates on the upper paper feeding roller and the lower paper feeding roller are in a contact state, and the paper feeding roller is driven by the electrode plates on the upper paper feeding roller and the lower paper feeding roller. When the paper passes through the upper paper conveying roller and the lower paper conveying roller, the electrode plates on the upper paper conveying roller and the lower paper conveying roller are in a non-contact state, the electromagnet is powered off, the paper pressing piece can move at intervals, the paper pressing piece can flatten the paper at intervals, and flatness during printing is guaranteed.

Description

Technical Field

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

[0002] A printing press is a device used to print paper. With the continuous development of science and technology and the increasing attention paid to printing paper, printing presses have been improved to a certain extent and are widely used in various tipping paper production technology fields. However, the existing printing presses still have certain shortcomings. The paper feeding box is prone to uneven paper spreading during the transportation process. Therefore, a leaflet printing device is proposed. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a leaflet printing device.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A leaflet printing device comprises a workbench, a conveying mechanism is arranged on the workbench, and an upper paper feed roller and a lower paper feed roller are arranged at the ends of the conveying mechanism, a fixed frame is installed on the workbench, a mobile control mechanism is arranged on the fixed frame, a connecting plate is arranged at the lower end of the mobile control mechanism, a plurality of groups of paper pressing sheets are connected to the connecting plate, electrode sheets are arranged on the surfaces of the upper paper feed roller and the lower paper feed roller, and the on and off of the mobile control mechanism is controlled by contact of two groups of the electrode sheets.

[0006] Preferably, the movement control mechanism includes guide rods fixedly installed on both sides of the connecting plate, the upper ends of the guide rods pass through the fixed frame and are commonly connected to the lifting plate, springs are sleeved on the surfaces of the guide rods, magnetic blocks are fixedly connected on both sides of the lifting plate, and electromagnets are fixedly connected on both sides of the fixed frame, and the positive and negative poles of the electromagnets are respectively connected to two groups of electrode sheets.

[0007] Preferably, when the two groups of electrode sheets are connected, the electromagnet is energized, and the electromagnet and the magnetic block have the same polarity and repel each other.

[0008] Preferably, when the lifting plate moves upward, the spring is in a stretched or compressed state.

[0009] Preferably, gears are fixed to one end of the upper paper feed roller and the lower paper feed roller, and the two sets of gears are meshed. A first motor is fixedly installed on the surface of the workbench, and the power end of the first motor is connected to the lower paper feed roller.

[0010] Preferably, the conveying mechanism includes conveying rollers rotatably installed on both sides of the workbench, the surfaces of the two groups of conveying rollers are provided with conveyor belts, the ends of the two groups of conveying rollers are provided with belts, a second motor is fixedly installed on the surface of the workbench, and the output shaft of the second motor is connected to one of the groups of conveying rollers.

[0011] Preferably, the upper paper feed roller and the lower paper feed roller are symmetrically arranged in the vertical direction, and the conveying plane of the conveying mechanism is located between the upper paper feed roller and the lower paper feed roller.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] The utility model controls the on and off of the electromagnet by arranging electrode sheets on the upper paper feeding roller and the lower paper feeding roller. When no paper passes through, the electrode sheets on the upper paper feeding roller and the lower paper feeding roller are in a contact state, the electromagnet is energized, and a repulsive force is generated on the magnetic block. When the paper passes through the upper paper feeding roller and the lower paper feeding roller, the electrode sheets on the upper paper feeding roller and the lower paper feeding roller are in a non-contact state, the electromagnet is de-energized, and the paper pressing sheet can move at intervals, thereby the paper pressing sheet can smooth the paper at intervals, thereby ensuring the flatness during printing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a leaflet printing device proposed by the utility model;

[0015] Figure 2 This is a structural schematic diagram of a leaflet printing device proposed by the utility model from another angle;

[0016] Figure 3 This is a partial structural diagram of a leaflet printing device proposed by the utility model;

[0017] Figure 4 A leaflet printing device proposed by the utility model Figure 3 Enlarged view of point A in the middle.

[0018] In the figure: 1. workbench; 2. conveyor belt; 3. conveyor roller; 4. belt; 5. upper paper feed roller; 6. lower paper feed roller; 7. electrode sheet; 8. gear; 9. first motor; 10. second motor; 11. lifting plate; 12. magnetic block; 13. electromagnet; 14. fixing frame; 15. guide rod; 16. connecting plate; 17. paper pressing sheet; 18. spring. DETAILED DESCRIPTION

[0019] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0020] Reference Figure 1-4 A leaflet printing device comprises a workbench 1, a conveying mechanism is arranged on the workbench 1, and an upper paper feed roller 5 and a lower paper feed roller 6 are arranged at the ends of the conveying mechanism, a fixing frame 14 is installed on the workbench 1, a mobile control mechanism is arranged on the fixing frame 14, a connecting plate 16 is arranged at the lower end of the mobile control mechanism, a plurality of groups of paper pressing sheets 17 are connected to the connecting plate 16, electrode sheets 7 are arranged on the surfaces of the upper paper feed roller 5 and the lower paper feed roller 6, and the on and off of the mobile control mechanism is controlled by contact of the two groups of electrode sheets 7.

[0021] Furthermore, the mobile control mechanism includes a guide rod 15 fixedly installed on both sides of the connecting plate 16, the upper end of the guide rod 15 passes through the fixed frame 14 and is commonly connected to the lifting plate 11, springs 18 are sleeved on the surface of the guide rod 15, magnetic blocks 12 are fixedly connected on both sides of the lifting plate 11, and electromagnets 13 are fixedly connected on both sides of the fixed frame 14, and the positive and negative poles of the electromagnets 13 are respectively connected to the two groups of electrode sheets 7.

[0022] Furthermore, when the two groups of electrode sheets 7 are connected, the electromagnet 13 is energized, and the electromagnet 13 and the magnetic block 12 have the same polarity and repel each other.

[0023] Furthermore, when the lifting plate 11 moves upward, the spring 18 is in a stretched or compressed state.

[0024] In this embodiment, when no paper passes through, the electrode sheets 7 on the upper paper feed roller 5 and the lower paper feed roller 6 are in contact, the electromagnet 13 is energized, and a repulsive force is generated on the magnetic block 12, so that the lifting plate 11 moves upward. At this time, the paper pressing sheet 17 does not contact the conveying plane, and the conveying mechanism can stably transport the paper; when the paper passes through the upper paper feed roller 5 and the lower paper feed roller 6, the electrode sheets 7 on the upper paper feed roller 5 and the lower paper feed roller 6 are in a non-contact state, the electromagnet 13 is de-energized, and no repulsive force is generated on the magnetic block 12, and the spring 18 drives the lifting plate 11, the guide rod 15, the connecting plate 16 and the paper pressing sheet 17 to move downward, so that the paper pressing sheet 17 can level the paper; when the conveying mechanism conveys the paper at intervals, the paper pressing sheet 17 can level the paper at intervals to ensure the flatness during printing.

[0025] Furthermore, a gear 8 is fixed to one end of the upper paper feed roller 5 and the lower paper feed roller 6, and the two sets of gears 8 are meshed. A first motor 9 is fixedly installed on the surface of the workbench 1, and the power end of the first motor 9 is connected to the lower paper feed roller 6.

[0026] Furthermore, the upper paper feed roller 5 and the lower paper feed roller 6 are symmetrically arranged in the vertical direction, and the conveying plane of the conveying mechanism is located between the upper paper feed roller 5 and the lower paper feed roller 6 .

[0027] In this embodiment, by driving the first motor 9, the two sets of gears 8 and the upper paper feeding roller 5 and the lower paper feeding roller 6 can be driven to rotate, so that the paper is fed into the printing press.

[0028] Furthermore, the conveying mechanism includes conveying rollers 3 rotatably installed on both sides of the workbench 1, conveyor belts 2 are sleeved on the surfaces of the two groups of conveying rollers 3, belts 4 are sleeved on the ends of the two groups of conveying rollers 3, a second motor 10 is fixedly installed on the surface of the workbench 1, and the output shaft of the second motor 10 is connected to one of the groups of conveying rollers 3.

[0029] In this embodiment, the second motor 10 is driven to drive the belt 4, the two groups of conveying rollers 3 and the conveying belt 2 to move, so as to convey the paper.

[0030] 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 leaflet printing device, comprising a workbench (1), characterized in that: The workbench (1) is provided with a conveying mechanism, and an upper paper feed roller (5) and a lower paper feed roller (6) are provided at the ends of the conveying mechanism. A fixed frame (14) is installed on the workbench (1). A mobile control mechanism is provided on the fixed frame (14). A connecting plate (16) is provided at the lower end of the mobile control mechanism. A plurality of groups of paper pressing sheets (17) are connected to the connecting plate (16). Electrode sheets (7) are provided on the surfaces of the upper paper feed roller (5) and the lower paper feed roller (6). The on and off of the mobile control mechanism is controlled by contact between the two groups of electrode sheets (7).

2. A leaflet printing device according to claim 1, characterized in that: The movement control mechanism comprises guide rods (15) fixedly mounted on both sides of a connecting plate (16); the upper ends of the guide rods (15) penetrate through a fixed frame (14) and are connected to a lifting plate (11); springs (18) are sleeved on the surfaces of the guide rods (15); magnetic blocks (12) are fixedly connected to both sides of the lifting plate (11); electromagnets (13) are fixedly connected to both sides of the fixed frame (14); and the positive and negative poles of the electromagnets (13) are respectively connected to two groups of electrode sheets (7).

3. A leaflet printing device according to claim 2, characterized in that: When the two groups of electrode sheets (7) are connected, the electromagnet (13) is energized, and the electromagnet (13) and the magnetic block (12) have the same polarity and repel each other.

4. A leaflet printing device according to claim 2, characterized in that: When the lifting plate (11) moves upward, the spring (18) is in a stretched or compressed state.

5. The leaflet printing device according to claim 1, characterized in that: One end of the upper paper feed roller (5) and the lower paper feed roller (6) are both fixed with a gear (8), and the two sets of gears (8) are meshed. A first motor (9) is fixedly mounted on the surface of the workbench (1), and the power end of the first motor (9) is connected to the lower paper feed roller (6).

6. The leaflet printing device according to claim 1, characterized in that: The conveying mechanism comprises conveying rollers (3) rotatably mounted on both sides of a workbench (1), conveyor belts (2) are sleeved on the surfaces of two groups of conveying rollers (3), belts (4) are sleeved on the ends of the two groups of conveying rollers (3), a second motor (10) is fixedly mounted on the surface of the workbench (1), and an output shaft of the second motor (10) is connected to one of the groups of conveying rollers (3).

7. The leaflet printing device according to claim 1, characterized in that: The upper paper feed roller (5) and the lower paper feed roller (6) are symmetrically arranged in the vertical direction, and the conveying plane of the conveying mechanism is located between the upper paper feed roller (5) and the lower paper feed roller (6).

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