Feeding mechanism for carton printing

Abstract

The utility model discloses a feeding mechanism for carton printing, which belongs to the technical field of carton printing and comprises a conveying platform, a conveying belt is arranged at the upper end of the conveying platform, a cleaning component is arranged at the position, corresponding to the conveying belt, of one side of the conveying platform, a cross beam is arranged above the conveying belt, and a plurality of pressing wheel mounting frames are arranged below the cross beam. The cleaning assembly is arranged, one side of the conveying platform is fixedly connected with a connecting frame in a clamped mode through an L-shaped frame, a cleaning soft eraser is arranged on the surface of a cleaning plate at the upper end of the conveying platform and can wipe the moving conveying belt, and therefore dust attached to the surface of the conveying belt is removed, and cleaning operation is convenient. The protective assembly is arranged, the protective sleeve and the protective inner cylinder are installed on the outer side of the compression spring, the protective sleeve and the protective inner cylinder can guide and protect the compression spring when the protective sleeve and the protective inner cylinder move relatively, the spring is effectively prevented from being twisted, inclined and polluted by dust, and the protective effect is good.

Description

Technical Field

[0001] The utility model belongs to the technical field of carton printing, and in particular relates to a feeding mechanism for carton printing. Background Art

[0002] A carton printing machine is a printing device that can print the required text, patterns and other information onto the surface of a carton. It generally includes process steps such as plate mounting, inking, embossing, and paper feeding.

[0003] Chinese patent application No. 202020105785.X discloses a feeding mechanism for carton printing, including a conveying platform, a pressure wheel assembly and a transmission assembly. A first transmission roller and a second transmission roller are installed on the conveying platform, and the first transmission roller and the second transmission roller are connected by a transmission belt. The roller shaft of the first transmission roller is connected to a servo motor through a belt. The pressure wheel assembly is arranged directly above the conveying platform, and the transmission assembly is arranged on one side of the conveying platform. The utility model has a simple structural design, can realize rapid conveying of carton boards, and can ensure flatness during conveying. In addition, the transmission assembly can quickly convey carton boards of different thicknesses to the printing process, thereby improving the efficiency of carton printing.

[0004] In the above-mentioned patent disclosure, 1. when the conveyor belt is used to transport and feed cartons, its surface is easily contaminated with dust after long-term use and needs to be cleaned; 2. when the compression spring is deformed to adjust the position of the upper pressure wheel, the structure may bend and is also easily contaminated by dust. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a feeding mechanism for carton printing, which has the characteristics of convenient cleaning and good protection effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a feeding mechanism for carton printing, comprising a conveying platform, a conveying belt is arranged on the upper end of the conveying platform, a cleaning component is arranged on one side of the conveying platform at a position corresponding to the conveying belt, a crossbeam is arranged above the conveying belt, a plurality of pressure wheel mounting frames are arranged below the crossbeam, a compression spring is arranged between the pressure wheel mounting frame and the crossbeam, a protective component is arranged on the outside of the compression spring, an upper pressure wheel is arranged at the lower end of the pressure wheel mounting frame, a second conveying roller is arranged on the other side of the conveying platform, and a first conveying roller is arranged at a position corresponding to the lower end of the crossbeam and the second conveying roller.

[0007] Preferably, the cleaning component includes a cleaning soft wiper, a cleaning plate, a connecting frame and a fixed plate, wherein a connecting frame is provided on one side surface of the conveying platform, a fixed plate is provided at the lower end of the connecting frame, a cleaning plate is provided at the upper end of the connecting frame, and a cleaning soft wiper is provided on the surface of the cleaning plate close to the conveyor belt.

[0008] Preferably, a limiting structure is arranged between the connecting frame and the conveying platform, and the limiting structure comprises an L-shaped frame and a limiting groove, wherein the L-shaped frame is arranged on the surface of the conveying platform, and the limiting groove is arranged inside the connecting frame at a position corresponding to the L-shaped frame.

[0009] Preferably, the limiting structure includes a mounting groove and a ball, wherein a mounting groove is arranged inside the lower end of the L-shaped frame, and a ball is arranged inside the mounting groove.

[0010] Preferably, the protective assembly includes a protective sleeve, a protective inner cylinder and a mounting ring, wherein a protective sleeve is arranged at the lower end of the beam and located outside the compression spring, a protective inner cylinder is arranged inside the protective sleeve and extends to the surface of the pressure wheel mounting frame, and mounting rings are arranged on the surface of the protective inner cylinder and the protective sleeve.

[0011] Preferably, the protection component further includes a ventilation groove and a dustproof net, wherein a ventilation groove is arranged inside the upper end of the protection sleeve, and a dustproof net is arranged inside the ventilation groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a cleaning component, so that one side of the conveying platform is clamped with a fixed connecting frame through an L-shaped frame, and a cleaning soft wipe is provided on the surface of the cleaning plate at the upper end thereof, which can wipe the moving conveyor belt, thereby removing dust contaminated on the surface of the conveyor belt, and the cleaning operation is more convenient.

[0014] 2. The utility model is provided with a protection component, so that a protection sleeve and a protection inner cylinder are installed on the outside of the compression spring. When the two move relative to each other, they can guide and protect the compression spring, effectively avoiding the spring from twisting and tilting and being contaminated by dust, and the protection effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is the front view of the utility model;

[0017] Figure 3 This is a front view of the cleaning component of the utility model;

[0018] Figure 4 For this utility model Figure 3 The enlarged view of point B;

[0019] Figure 5 For this utility model Figure 2 A magnified image of point A;

[0020] In the figure: 1. Conveyor belt; 2. Cleaning assembly; 21. Cleaning soft wipe; 22. Cleaning plate; 23. Connecting frame; 24. Fixed plate; 25. Limiting structure; 251. L-shaped frame; 252. Limiting groove; 253. Mounting groove; 254. Ball bearing; 3. Conveying platform; 4. Second conveyor roller; 5. First conveyor roller; 6. Upper pressure wheel; 7. Pressure wheel mounting frame; 8. Crossbeam; 9. Protection assembly; 91. Protection sleeve; 92. Protection inner cylinder; 93. Mounting ring; 94. Ventilation groove; 95. Dustproof net; 10. Compression spring. DETAILED DESCRIPTION

[0021] 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.

[0022] Example 1

[0023] See also Figure 1-5 The utility model provides the following technical solutions: a feeding mechanism for carton printing, comprising a conveying platform 3, a conveying belt 1 is arranged on the upper end of the conveying platform 3, a cleaning component 2 is arranged on one side of the conveying platform 3 at a position corresponding to the conveying belt 1, a crossbeam 8 is arranged above the conveying belt 1, a plurality of pressure wheel mounting frames 7 are arranged below the crossbeam 8, a compression spring 10 is arranged between the pressure wheel mounting frame 7 and the crossbeam 8, a protective component 9 is arranged on the outside of the compression spring 10, an upper pressure wheel 6 is arranged at the lower end of the pressure wheel mounting frame 7, a second conveying roller 4 is arranged on the other side of the conveying platform 3, and a first conveying roller 5 is arranged at the lower end of the crossbeam 8 at a position corresponding to the second conveying roller 4.

[0024] Specifically, the cleaning assembly 2 includes a cleaning soft wipe 21, a cleaning plate 22, a connecting frame 23 and a fixing plate 24, wherein the connecting frame 23 is provided on one side of the conveying platform 3, the fixing plate 24 is provided at the lower end of the connecting frame 23, the cleaning plate 22 is provided on the upper end of the connecting frame 23, and the cleaning soft wipe 21 is provided on the surface of the cleaning plate 22 close to the conveyor belt 1.

[0025] By adopting the above technical solution, the connecting frame 23 is installed through the fixing plate 24, and the cleaning soft wiper 21 on the surface of the cleaning plate 22 at its upper end contacts the conveyor belt 1, which can be wiped to remove the dust on its surface.

[0026] Specifically, a limiting structure 25 is provided between the connecting frame 23 and the conveying platform 3, and the limiting structure 25 includes an L-shaped frame 251 and a limiting groove 252, wherein the L-shaped frame 251 is provided on the surface of the conveying platform 3, and the limiting groove 252 is provided inside the connecting frame 23 at a position corresponding to the L-shaped frame 251.

[0027] By adopting the above technical solution, the L-shaped frame 251 is engaged with the limiting groove 252 , so that the limiting structure 25 can play a role in limiting and stabilizing the connecting frame 23 .

[0028] Specifically, the limiting structure 25 includes a mounting groove 253 and a ball 254, wherein the mounting groove 253 is disposed inside the lower end of the L-shaped frame 251, and the ball 254 is disposed inside the mounting groove 253.

[0029] By adopting the above technical solution, the ball 254 rolls in the installation groove 253, which can reduce the friction between the L-shaped frame 251 and the limiting groove 252, making the movement smoother.

[0030] When this embodiment is in use, the first conveyor roller 5 and the second conveyor roller 4 rotate to transport the cartons, and the conveyor belt 1 at the upper end of the conveying platform 3 moves to stably transport and feed the cartons to be printed. The pressure wheel mounting frame 7 at the upper end of the crossbeam 8 drives the upper pressure wheel 6 to contact the carton under the push of the compression spring 10, so that the carton plate is flatter, and the connecting frame 23 is installed through the fixing plate 24. The cleaning soft wipe 21 on the surface of the cleaning plate 22 at its upper end contacts the conveyor belt 1, which can wipe it to remove dust on its surface. The L-shaped frame 251 is engaged with the limiting groove 252, so that the limiting structure 25 can play a limiting and stabilizing role on the connecting frame 23, and the ball 254 rolls in the mounting groove 253, which can reduce the friction between the L-shaped frame 251 and the limiting groove 252, making it move more smoothly.

[0031] Example 2

[0032] The present embodiment is different from the embodiment 1 in that the protection assembly 9 includes a protection sleeve 91, a protection inner sleeve 92 and a mounting ring 93, wherein the protection sleeve 91 is disposed at the lower end of the cross beam 8 and outside the compression spring 10, the protection inner sleeve 92 is disposed inside the protection sleeve 91 and extends to the surface of the pressure roller mounting frame 7, and the surfaces of the protection inner sleeve 92 and the protection sleeve 91 are both provided with mounting rings 93.

[0033] By adopting the above technical solution, the protective sleeve 91 and the protective inner cylinder 92 are installed through the mounting ring 93. When the protective inner cylinder 92 moves in the protective sleeve 91, the telescopic compression spring 10 can be guided and protected to avoid distortion and contamination.

[0034] Specifically, the protection component 9 further includes a ventilation groove 94 and a dustproof net 95, wherein the ventilation groove 94 is provided inside the upper end of the protection sleeve 91, and the dustproof net 95 is provided inside the ventilation groove 94.

[0035] By adopting the above technical solution, the ventilation groove 94 facilitates the flow of air and the balance of pressure, and the dustproof net 95 prevents dust from entering the ventilation groove 94.

[0036] When this embodiment is in use, the protective sleeve 91 and the protective inner cylinder 92 are installed by means of the mounting ring 93. When the protective inner cylinder 92 moves in the protective sleeve 91, the telescopic compression spring 10 can be guided and protected to avoid distortion and contamination. The ventilation groove 94 facilitates the flow of air and the balance of pressure, and the dustproof net 95 prevents dust from entering the ventilation groove 94.

[0037] Working principle and use process of the utility model: When the utility model is used, the first conveyor roller 5 and the second conveyor roller 4 rotate to transport the cartons, and the conveyor belt 1 at the upper end of the conveying platform 3 moves to stably transport and feed the cartons to be printed. The pressure wheel mounting frame 7 at the upper end of the crossbeam 8 drives the upper pressure wheel 6 to contact the carton under the push of the compression spring 10, so that the carton plate is flatter. The connecting frame 23 is installed through the fixing plate 24, and the cleaning soft wipe 21 on the surface of the cleaning plate 22 at its upper end contacts with the conveyor belt 1, which can wipe it to remove the dust on its surface. The L-shaped frame 251 is engaged with the limiting groove 252, so that the limiting structure 25 can play a limiting and stabilizing role on the connecting frame 23. The ball 254 rolls in the installation groove 253, which can reduce the friction between the L-shaped frame 251 and the limiting groove 252, making the movement smoother. The protective sleeve 91 and the protective inner cylinder 92 are installed by the installation ring 93. When the protective inner cylinder 92 moves in the protective sleeve 91, the telescopic compression spring 10 can be guided and protected to avoid distortion and contamination. The ventilation groove 94 facilitates the flow of air and the balance of pressure. The dustproof net 95 prevents dust from entering the ventilation groove 94.

[0038] 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 feeding mechanism for carton printing, comprising a conveying platform, characterized in that: A conveying belt is arranged at the upper end of the conveying platform, a cleaning component is arranged at a position corresponding to the conveying belt on one side of the conveying platform, a crossbeam is arranged above the conveying belt, a plurality of pressure wheel mounting frames are arranged below the crossbeam, a compression spring is arranged between the pressure wheel mounting frame and the crossbeam, a protective component is arranged on the outside of the compression spring, an upper pressure wheel is arranged at the lower end of the pressure wheel mounting frame, a second conveying roller is arranged on the other side of the conveying platform, and a first conveying roller is arranged at a position corresponding to the lower end of the crossbeam and the second conveying roller.

2. A feeding mechanism for carton printing according to claim 1, characterized in that: The cleaning assembly includes a soft cleaning wipe, a cleaning plate, a connecting frame and a fixed plate, wherein a connecting frame is provided on one side surface of the conveying platform, a fixed plate is provided at the lower end of the connecting frame, a cleaning plate is provided at the upper end of the connecting frame, and a soft cleaning wipe is provided on the surface of the cleaning plate close to the conveyor belt.

3. A feeding mechanism for carton printing according to claim 2, characterized in that: A limiting structure is arranged between the connecting frame and the conveying platform, and the limiting structure comprises an L-shaped frame and a limiting groove, wherein the L-shaped frame is arranged on the surface of the conveying platform, and a limiting groove is arranged inside the connecting frame at a position corresponding to the L-shaped frame.

4. A feeding mechanism for carton printing according to claim 3, characterized in that: The limiting structure includes a mounting groove and a ball, wherein the mounting groove is arranged inside the lower end of the L-shaped frame, and the ball is arranged inside the mounting groove.

5. The feeding mechanism for carton printing according to claim 1, characterized in that: The protective assembly includes a protective sleeve, a protective inner sleeve and a mounting ring, wherein a protective sleeve is arranged at the lower end of the cross beam and located outside the compression spring, a protective inner sleeve is arranged inside the protective sleeve and extends to the surface of the pressure wheel mounting frame, and mounting rings are arranged on the surface of the protective inner sleeve and the protective sleeve.

6. A feeding mechanism for carton printing according to claim 5, characterized in that: The protection component also includes a ventilation groove and a dustproof net, wherein the ventilation groove is arranged inside the upper end of the protection sleeve, and the dustproof net is arranged inside the ventilation groove.

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