Printing machine with automatic alignment function

Abstract

The utility model provides a printing machine with an automatic aligning function, which relates to the technical field of printing machines and comprises a workbench, supporting plates are fixedly mounted at the front end and the rear end of one side of the upper surface of the workbench respectively, and a printing machine is mounted at the upper ends of the supporting plates. An aligning mechanism is arranged on the upper surface of the workbench and located on one side of the lower end of the printing machine. According to the paperboard conveying device, the first conveying belt and the second conveying belt are matched to convey paperboards, and then when the paperboards move towards the lower end of the printing machine along the first conveying belt, the guiding blocks can guide the paperboards, so that the paperboards are located below the printing machine; and then through clamping of the first positioning block and limiting of the second positioning block, the paperboard is accurately located under the printing machine, so that the accuracy of the printing machine for printing the paperboard is improved, the condition of printing deviation is avoided, and more convenience is brought to a user.

Description

Technical Field

[0001] The utility model relates to the technical field of printing machines, in particular to a printing machine with an automatic alignment function. Background Art

[0002] A carton printing machine is a printing device that can print the required text, pattern and other information on the surface of a carton box. For example, a cardboard printing machine proposed in the publication number "CN109703186A" includes a base, a supporting foot is arranged at the bottom of the base, and a column is arranged above the base, a waste cardboard storage box is arranged on one side of the column, a waste cardboard storage box handle is arranged on the surface of the waste cardboard storage box, and a second conveyor belt is arranged above the waste cardboard storage box, a second conveyor belt first motor is arranged below the second conveyor belt, and a first conveyor belt is arranged on one side of the second conveyor belt, and a first conveyor belt driving first motor is arranged below the first conveyor belt, and a printer housing is arranged above the base; after the electrostatic precipitator is arranged on the inner wall of the printing part of the printer, when the printer is working or not in use, the electrostatic precipitator can remove dust inside the printer housing, so that the environment inside the printer is cleaner, and the service life of the machine can be effectively extended, and it is safer to use.

[0003] However, in the above technical solution, when the cardboard is transported by the conveyor belt, the conveyor belt will produce a slight shake when moving, causing the cardboard to be offset due to the vibration of the conveyor belt. Finally, when the printing press is printing on the cardboard, the printed text and pattern will be offset, making the cardboard unusable. Therefore, we propose a printing press with an automatic alignment function to solve the above problem. Utility Model Content

[0004] The main purpose of the utility model is to provide a printing machine with an automatic alignment function, which solves the problem that when the cardboard is transported by a conveyor belt, the conveyor belt will produce slight shaking when moving, causing the cardboard to be offset by the vibration of the conveyor belt, and finally causing the printed text and pattern to be offset when the printing machine prints and processes the cardboard, thereby causing the cardboard to be unusable.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A printing press with an automatic alignment function comprises a workbench, support plates are fixedly installed on the front and rear ends of one side of the upper surface of the workbench, a printing press is installed on the upper end of the support plate, an alignment mechanism is provided on the upper surface of the workbench and on the side located at the lower end of the printing press, a first conveyor belt is installed on the upper surface of the workbench and on the side away from the support plate, a second conveyor belt is installed on the upper surface of the workbench and on the side located at the lower end of the printing press, the first conveyor belt and the second conveyor belt are parallel to each other, and the alignment mechanism comprises a movable plate, the movable plate is movably installed at the lower end of the workbench, sliders are movably installed on the front and rear ends of the upper surface of the movable plate, and a first positioning block and a second positioning block for auxiliary alignment are respectively installed on the upper ends of the sliders.

[0007] Preferably, electric push rods are installed on both sides of the lower end of the workbench, the output ends of the electric push rods are connected to the movable plate, the upper surface of the movable plate is provided with a first groove, the lower ends of the sliders are respectively snap-fitted and installed in the first grooves, the upper ends of the sliders are respectively movably installed in the second grooves, and the second grooves are provided at the front and rear ends of the upper surface of the workbench.

[0008] Preferably, a forward and reverse screw rod is movably installed inside the first groove, and sliders are movably installed on the outer sides of the rod bodies of the forward and reverse screw rods through threads. A first motor is installed at the front end of the movable plate, and the output end of the first motor is connected to the forward and reverse screw rods. First guide rods are fixedly installed at both ends of the interior of the first groove, and the rod bodies of the first guide rods are movably installed inside the sliders.

[0009] Preferably, a guide block is fixedly installed on the upper surface of the slider and at one end close to the first conveyor belt, and the guide blocks are respectively arranged in an inclined shape, a first positioning block is fixedly installed in the middle of the upper surface of the slider, and a second positioning block is movably installed on the upper surface of the slider and at one side away from the guide block.

[0010] Preferably, a slide groove is provided on the upper surface of the slider and on the side away from the first conveyor belt, the lower end of the second positioning block is respectively engaged and installed inside the slide groove, the inside of the slide groove is respectively fixedly installed with a second guide rod, the rod body of the second guide rod is respectively movably penetrated and installed at the inner lower end of the second positioning block, a spring is respectively installed between the second positioning block and the slide groove, and the spring is sleeved on the outside of the rod body of the second guide rod.

[0011] Preferably, a fixing frame is fixedly installed on the upper surface of the slider and at one end away from the guide block, a fixing rod is movably installed inside the fixing frame, a positioning frame is fixedly installed on the outside of the rod body of the fixing rod, a second motor is installed on one side of the fixing frame, the second motor is connected to the fixing rod, and the fixing frame is in contact with the second positioning block.

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

[0013] (1) In the utility model, the cardboard is transported by the cooperation of the first conveyor belt and the second conveyor belt. When the cardboard moves along the first conveyor belt toward the lower end of the printing press, the guide block guides the cardboard so that the cardboard is located below the printing press. Then, the cardboard is precisely located directly below the printing press through the clamping of the first positioning block and the limiting of the second positioning block, thereby improving the accuracy of the printing press when printing on the cardboard, avoiding printing deviation, and being more convenient for users.

[0014] (2) In the utility model, the first motor cooperates with the positive and negative screw rods to adjust the width of the cardboard at will. At the same time, the second motor cooperates with the positioning frame to adjust the positioning according to the length of the cardboard. Therefore, cardboards of various sizes and models can be controlled to be automatically aligned, which can not only improve the printing efficiency of the cardboard, but also make the cardboard more stable and accurate during the printing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a printing machine with automatic alignment function according to the utility model;

[0016] Figure 2 This is a front view structural schematic diagram of a printing machine with automatic alignment function according to the utility model;

[0017] Figure 3 It is a side view structural schematic diagram of a printing machine with automatic alignment function of the utility model;

[0018] Figure 4 The utility model is a printing machine with automatic alignment function Figure 3 Schematic diagram of the cross-section structure at AA in the middle;

[0019] Figure 5 The utility model is a printing machine with automatic alignment function Figure 3 Schematic diagram of the cross-section structure at BB in the middle;

[0020] Figure 6 The utility model is a printing machine with automatic alignment function Figure 5 Enlarged structural diagram at point C in the middle.

[0021] In the figure: 1. workbench; 2. support plate; 3. printing machine; 4. first conveyor belt; 5. alignment mechanism; 501. movable plate; 502. electric push rod; 503. first groove; 504. first guide rod; 505. forward and reverse screw rod; 506. first motor; 507. second groove; 508. slider; 509. guide block; 510. first positioning block; 511. second positioning block; 512. slide groove; 513. second guide rod; 514. spring; 515. fixing frame; 516. fixing rod; 517. positioning frame; 518. second motor; 6. second conveyor belt. DETAILED DESCRIPTION

[0022] The following will be combined with 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 of 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] like Figures 1 to 6 As shown, an embodiment of the utility model proposes a printing machine with an automatic alignment function, including a workbench 1, support plates 2 are fixedly installed at the front and rear ends of one side of the upper surface of the workbench 1, a printing machine 3 is installed at the upper end of the support plate 2, an alignment mechanism 5 is provided on the upper surface of the workbench 1 and on the side located at the lower end of the printing machine 3, a first conveyor belt 4 is installed on the upper surface of the workbench 1 and on the side away from the support plate 2, a second conveyor belt 6 is installed on the upper surface of the workbench 1 and on the side located at the lower end of the printing machine 3, the first conveyor belt 4 and the second conveyor belt 6 are parallel to each other, and the alignment mechanism 5 includes a movable plate 501, the movable plate 501 is movably installed at the lower end of the workbench 1, sliders 508 are movably installed at the front and rear ends of the upper surface of the movable plate 501, and a first positioning block 510 and a second positioning block 511 for auxiliary alignment are respectively installed on the upper ends of the slider 508.

[0024] like Figures 2 to 6As shown, in another embodiment of the utility model, electric push rods 502 are respectively installed on both sides of the lower end of the workbench 1, and the output end of the electric push rod 502 is connected to the movable plate 501. The upper surface of the movable plate 501 is provided with a first groove 503, and the lower ends of the sliders 508 are respectively engaged and installed in the first grooves 503, and the upper ends of the sliders 508 are respectively movably installed in the second grooves 507. The second grooves 507 are provided at the front and rear ends of the upper surface of the workbench 1. The first groove 503 is movably penetrated and installed with positive and negative screw rods 505. The outer side of the rod body of the reverse screw rod 505 is respectively installed with a slider 508 through a threaded movement, the front end of the movable plate 501 is installed with a first motor 506, the output end of the first motor 506 is connected to the positive and negative screw rods 505, the first guide rods 504 are respectively fixedly installed at both ends of the inside of the first groove 503, the rod body of the first guide rod 504 is respectively installed in the slider 508, the upper surface of the slider 508 and one end close to the first conveyor belt 4 are respectively fixedly installed with a guide block 509, and the guide block 509 is respectively set to an inclined shape, and the slider A first positioning block 510 is fixedly installed in the middle of the upper surface of the slider 508, a second positioning block 511 is movably installed on the upper surface of the slider 508 and on the side away from the guide block 509, a slide groove 512 is provided on the upper surface of the slider 508 and on the side away from the first conveyor belt 4, the lower end of the second positioning block 511 is respectively engaged and installed in the inside of the slide groove 512, and a second guide rod 513 is fixedly installed in the inside of the slide groove 512, and the rod body of the second guide rod 513 is movably installed through the inner lower end of the second positioning block 511, and the second positioning block 5 A spring 514 is installed between 11 and the slide groove 512 respectively, and the spring 514 is sleeved on the outside of the rod body of the second guide rod 513, a fixing frame 515 is fixedly installed on the upper surface of the slider 508 and at one end away from the guide block 509, a fixing rod 516 is installed in the fixing frame 515, a positioning frame 517 is fixedly installed on the outside of the rod body of the fixing rod 516, a second motor 518 is installed on one side of the fixing frame 515, the second motor 518 is connected to the fixing rod 516, and the fixing frame 515 is fitted with the second positioning block 511.

[0025] The user places the cardboard on the first conveyor belt 4, and the first conveyor belt 4 transports the cardboard. At the same time, the electric push rod 502 controls the movable plate 501 to move up, so that the movable plate 501 drives the guide block 509, the first positioning block 510 and the second positioning block 511 to move to the upper end of the workbench 1 through the slider 508, and then the first motor 506 drives the positive and negative screw rods 505 to rotate, so that the positive and negative screw rods 505 drive the slider 508 to move according to the width of the cardboard, so that the front and rear ends of the cardboard can fit between the first positioning block 510, and then the second motor 518 can drive the fixed rod 516 to rotate according to the length of the cardboard, so that the fixed rod 516 pushes the second positioning block 511, and the second positioning block 511 moves according to the length of the cardboard, so that one end of the cardboard fits with the second positioning block 511, and the cardboard is just located at the lower end of the printing press, and then the first conveyor belt 4 drives the cardboard to move to the upper end of the second conveyor belt 6, and the second conveyor belt 6 starts to carry When the movable cardboard is moving at the lower end of the printing frame 3, the two corners of the cardboard close to the printing press will first connect with the guide block 509, so that the guide block 509 can guide the cardboard, so that the cardboard enters between the first positioning blocks 510, so that the first positioning blocks 510 align the front and back sides of the cardboard, and then after the second conveyor belt 6 drives the cardboard to fit with the second positioning blocks 511, the second conveyor belt 6 stops moving, so that the second positioning blocks 511 align the left and right sides of the cardboard, and then the printing press 3 can process and print the cardboard, and then after the printing is completed, the first motor 506 and the forward and reverse screw rods 505 can be used to control the slider 508 to move forward and backward, so that the cardboard is separated from the first positioning blocks 510 and the second positioning blocks 511 for unloading, and the electric push rod 502 can continue to control the movable plate 501 and the second positioning blocks 511 to move up, and then after the height of the second positioning blocks 511 is higher than the cardboard, the cardboard can also be controlled to unload, which is simpler and faster;

[0026] When the slider 508 moves, the first guide rod 504 assists the slider 508 in moving, making the slider 508 more stable when moving;

[0027] When the positioning frame 517 pushes the second positioning block 511, the second positioning block 511 will move along the second guide rod 513 and cooperate with the slide groove 512 to squeeze the spring 514, so that the second positioning block 511 can align the cardboard more stably through the push of the spring 514 and the positioning frame 517, and when the positioning frame 517 is reset, the spring 514 can also push the second positioning block 511 to reset, so that the second positioning block 511 can align cardboards of different models more stably.

[0028] The working principle of a printing press with automatic alignment function:

[0029] When in use, the user first places the cardboard on the first conveyor belt 4, and the first conveyor belt 4 transports the cardboard. At the same time, the electric push rod 502 controls the movable plate 501 to move up, so that the movable plate 501 drives the guide block 509, the first positioning block 510 and the second positioning block 511 to move to the upper end of the workbench 1 through the slider 508, and then the first motor 506 drives the positive and negative screw rods 505 to rotate, so that the positive and negative screw rods 505 drive the slider 508 to move according to the width of the cardboard, so that the front and rear ends of the cardboard can fit between the first positioning block 510, and then the second motor 518 can drive the fixed rod 516 to rotate according to the length of the cardboard, so that the fixed rod 516 pushes the second positioning block 511, so that the second positioning block 511 moves according to the length of the cardboard, so that one end of the cardboard fits with the second positioning block 511, and the cardboard is just located at the lower end of the printing press, and then the first conveyor belt 4 drives the cardboard to move to the upper end of the second conveyor belt 6, and the second When the second conveyor belt 6 starts to drive the cardboard to move at the lower end of the printing frame 3, the two corners of the cardboard close to the printing machine side will first connect with the guide block 509, allowing the guide block 509 to guide the cardboard, allowing the cardboard to enter between the first positioning blocks 510, allowing the first positioning blocks 510 to align the front and back sides of the cardboard, and then after the second conveyor belt 6 drives the cardboard to fit with the second positioning blocks 511, the second conveyor belt 6 stops moving, allowing the second positioning blocks 511 to align the left and right sides of the cardboard, and then the printing machine 3 can process and print the cardboard, and then after the printing is completed, the electric push rod 502 controls the movable plate 501 and the second positioning block 511 to move up, and then after the height of the second positioning block 511 is higher than the cardboard, the first conveyor belt 4 and the second conveyor belt 6 start working again, allowing the first conveyor belt 4 to transport the new cardboard, and the second conveyor belt 6 controls the cardboard after printing to unload, and then overlaps the above steps to continue the alignment and printing of the cardboard.

[0030] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is impossible to list all the implementation methods here. All obvious changes or modifications derived from the technical solution of the present invention are still within the protection scope of the present invention.

Claims

1. A printing machine with automatic alignment function, comprising a workbench (1), characterized in that: A support plate (2) is fixedly mounted on the front and rear ends of one side of the upper surface of the workbench (1), a printing machine (3) is mounted on the upper end of the support plate (2), an alignment mechanism (5) is provided on the upper surface of the workbench (1) and on a side located at the lower end of the printing machine (3), a first conveyor belt (4) is mounted on the upper surface of the workbench (1) and on a side away from the support plate (2), a second conveyor belt (6) is mounted on the upper surface of the workbench (1) and on a side located at the lower end of the printing machine (3), the first conveyor belt (4) and the second conveyor belt (6) are parallel to each other, and the alignment mechanism (5) comprises a movable plate (501), the movable plate (501) is movably mounted on the lower end of the workbench (1), sliders (508) are movably mounted on the front and rear ends of the upper surface of the movable plate (501), and a first positioning block (510) and a second positioning block (511) for assisting alignment are mounted on the upper ends of the sliders (508).

2. A printing machine with automatic alignment function according to claim 1, characterized in that: Electric push rods (502) are respectively installed on both sides of the lower end of the workbench (1), and the output end of the electric push rod (502) is connected to the movable plate (501). The upper surface of the movable plate (501) is provided with a first groove (503), and the lower end of the slider (508) is respectively engaged and installed in the inside of the first groove (503), and the upper end of the slider (508) is respectively movably installed in the inside of the second groove (507), and the second groove (507) is provided at the front and rear ends of the upper surface of the workbench (1).

3. A printing machine with automatic alignment function according to claim 2, characterized in that: A forward and reverse screw rod (505) is movably installed inside the first groove (503), and a slider (508) is movably installed on the outer side of the rod body of the forward and reverse screw rod (505) through a thread. A first motor (506) is installed at the front end of the movable plate (501), and the output end of the first motor (506) is connected to the forward and reverse screw rod (505). First guide rods (504) are fixedly installed at both ends of the inside of the first groove (503), and the rod body of the first guide rod (504) is movably installed inside the slider (508).

4. A printing machine with automatic alignment function according to claim 2, characterized in that: A guide block (509) is fixedly installed on the upper surface of the slider (508) and at one end close to the first conveyor belt (4), and the guide block (509) is set to be inclined. A first positioning block (510) is fixedly installed in the middle of the upper surface of the slider (508), and a second positioning block (511) is movably installed on the upper surface of the slider (508) and at one side away from the guide block (509).

5. The printing machine with automatic alignment function according to claim 3, characterized in that: A slide groove (512) is provided on the upper surface of the slider (508) and on the side away from the first conveyor belt (4); the lower end of the second positioning block (511) is respectively engaged and installed inside the slide groove (512); a second guide rod (513) is fixedly installed inside the slide groove (512); the rod body of the second guide rod (513) is movably installed through the lower end of the inside of the second positioning block (511); a spring (514) is respectively installed between the second positioning block (511) and the slide groove (512), and the spring (514) is sleeved on the outside of the rod body of the second guide rod (513).

6. A printing machine with automatic alignment function according to claim 5, characterized in that: A fixing frame (515) is fixedly installed on the upper surface of the sliding block (508) and at one end away from the guide block (509); a fixing rod (516) is installed movably inside the fixing frame (515); a positioning frame (517) is fixedly installed on the outside of the rod body of the fixing rod (516); a second motor (518) is installed on one side of the fixing frame (515); the second motor (518) is connected to the fixing rod (516); and the fixing frame (515) is fitted with the second positioning block (511).

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