Printing equipment capable of adjusting printing pressure

Abstract

The utility model relates to the technical field of printing, and provides printing equipment capable of adjusting printing pressure, which comprises a base, a support frame, a feeding roller, a printing roller and a conveying belt, the left side and the right side of the feeding roller are respectively connected with a sliding block in a socket joint manner, the left side and the right side of each sliding block are respectively provided with a clamping block, and the clamping blocks are connected with sliding chutes in a sliding manner; the lower end of the hydraulic rod extends to the gap of the supporting frame to be fixedly connected with the sliding block, and a telescopic rod is fixedly installed at the bottom of the conveying belt and can control the height of the conveying belt. The hydraulic rod drives the sliding block to accurately adjust the distance between the feeding roller and the printing roller, so that the printing pressure can be controlled, ink jet holes are formed in the printing roller, printing can be directly conducted, other coating mechanisms do not need to be arranged, buffer springs are arranged in the sliding grooves, direct contact between the feeding roller and the printing roller is avoided, and the safety of equipment is improved; the height of the conveying belt can be adjusted according to the position distance of the feeding rollers, and the practicability of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing technical field especially relates to a kind of printing equipment of adjustable printing pressure. BACKGROUND

[0002] The adjustment of printing pressure is often not flexible enough in the printing process of existing printing equipment, leading to unstable printing quality. For example, during the printing process, excessive printing pressure can cause thickening of text patterns, double images, reverse white, and unclear small fonts; insufficient printing pressure can prevent ink from being transferred to the printing plate, affecting the printing effect. In addition, the existing printing equipment is complex and not accurate enough when adjusting the printing pressure, which cannot meet the demand for high-quality printing. SUMMARY

[0003] The utility model aims at providing a kind of printing equipment of adjustable printing pressure to overcome the problems in the prior art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions:

[0005] A kind of printing equipment of adjustable printing pressure, characterized by including base, support frame, feeding roller, printing roller and conveyor belt, the base is located below support frame and conveyor belt, the support frame is located on the left and right sides of feeding roller and printing roller, the feeding roller and support frame are slidingly connected, the inner side of the support frame is provided with a sliding groove;

[0006] The left and right sides of the feeding roller are both connected with a sliding block in a socket, the left and right sides of the sliding block are provided with a clamping block, the clamping block and the sliding groove are slidingly connected, the top of the support frame is provided with a hydraulic rod, the lower end of the hydraulic rod extends to the gap of the support frame and is fixedly connected with the sliding block, the hydraulic rod and the sliding block are located on the same vertical axis;

[0007] The conveyor belt is located at the rear side of the support frame, the bottom of the conveyor belt is fixedly installed with a telescopic rod, the height of the conveyor belt can be controlled by the telescopic rod.

[0008] Further, a connecting short rod is provided below the printing roller, the connecting short rod is in contact with the printing roller, the top end surface of the connecting short rod is recessed in a circular arc shape, and the bottom of the connecting short rod is fixedly connected with the support frame.

[0009] Further, an ink inlet pipe is connected to one side of the printing roller in a socket, the ink inlet pipe is in a hollow state, and the ink inlet pipe is in communication with the ink suction pipe on its side wall.

[0010] Further, an ink ejection hole is provided on the printing roller, and an ink receiving tray is placed below the printing roller.

[0011] Furthermore, a driving motor 1 is provided on one side of the feed roller for driving the rotation of the feed roller;

[0012] A driving motor II is provided on one side of the printing roller for driving the rotation of the printing roller.

[0013] Furthermore, a buffer spring may be provided at the inner bottom end of the slide groove, and the upper end of the buffer spring is fixedly connected to a limit block to prevent the feed roller and the printing roller from contacting each other.

[0014] Beneficial effects:

[0015] It can be seen from the above technical solution that compared with the existing technology, the utility model provides a printing device with adjustable printing pressure. The slider is driven by a hydraulic rod to achieve precise adjustment of the distance between the feed roller and the printing roller, so that the printing pressure can be controlled. The printing roller is provided with an inkjet hole, which can be used for direct printing without the need to set up other coating mechanisms, thereby reducing costs. A buffer spring is provided inside the slide groove to increase the fault tolerance rate, avoid direct contact between the feed roller and the printing roller, and improve the safety of the equipment. The conveyor belt can be adjusted in height according to the position distance of the feed roller, thereby improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are merely embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying any creative work.

[0017] Figure 1 The accompanying drawing is a schematic diagram of the overall structure of the printing device of the present invention;

[0018] Figure 2 The accompanying drawing is a schematic structural diagram of the support frame and feed roller of the present invention;

[0019] Figure 3 The accompanying drawing is a schematic structural diagram of the buffer spring of the present utility model.

[0020] In the figure: 1 base, 2 feed roller, 3 printing roller, 4 ink inlet tube, 5 support frame, 6 connecting short rod, 7 inkjet hole, 8 ink suction tube, 9 ink receiving tray, 10 conveyor belt, 11 telescopic rod, 12 hydraulic rod, 13 slider, 14 clamping block, 15 slide, 16 limit plate, 17 buffer spring, 18 drive motor I, 19 drive motor II. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] In the description of this application, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this application.

[0023] The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. Throughout this application, unless otherwise specified, "plurality" means two or more.

[0024] In the description of this application, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances.

[0025] Example 1

[0026] The utility model provides a printing device with adjustable printing pressure, which is characterized in that it includes a base 1, a support frame 5, a feed roller 2, a printing roller 3 and a conveyor belt 10. The base 1 is located below the support frame 5 and the conveyor belt 10. The base 1 is the bottom of the entire printing device. The support frame 5 and the base 1 are fixedly connected. The transmission belt 10 is fixedly connected to the base 1 through a telescopic rod 11 below the base 1. The conveyor belt 10 is located on the rear side of the support frame 2. The telescopic rod 11 can control the height of the conveyor belt 10. The support frame 5 is located on the left and right sides of the feed roller 2 and the printing roller 3, and the feed roller 2 and the support frame 5 are slidably connected.

[0027] The inner side of the support frame 5 is provided with a sliding groove 15, the left and right sides of the feeding roller 2 are both connected with sliding blocks 13 in a tenon and mortise mode, the left and right sides of the sliding blocks 13 are welded with clamping blocks 14, the clamping blocks 14 can be clamped into the sliding groove 15 so as to be in sliding connection with the sliding groove 15, further driving the feeding roller 2 and the support frame 5 in sliding connection, the upper side of the support frame 2 is provided with a hydraulic rod 12, the lower end of the hydraulic rod 12 extends to the gap of the support frame 2, the bottom end of the hydraulic rod 12 is fixedly connected with the sliding block 13, the hydraulic rod 12 and the sliding block 13 are located on the same vertical axis, the hydraulic rod 12 can drive the feeding roller 2 to move up and down along the sliding groove 15, one side of the feeding roller 2 is provided with a driving motor I 18, which is used for driving the rotation of the feeding roller 2.

[0028] The lower side of the printing roller 3 is provided with a connecting short rod 6, the top end surface of the connecting short rod 6 is in a circular arc recessed mode, the connecting short rod 6 is in contact connection with the printing roller 3 and is used for supporting the printing roller 3, the bottom of the connecting short rod 6 is fixedly connected with the support frame 5, one side of the printing roller 3 is provided with a driving motor II 19, which is used for driving the rotation of the printing roller 3.

[0029] One side of the printing roller 3 is connected with an ink inlet pipe 4 in a tenon and mortise mode, the ink inlet pipe 4 is in a hollow state, the ink inlet pipe 4 is in communication with a ink suction pipe 8 on the side wall thereof, the ink suction pipe 8 can be in communication with an ink storage mechanism, the printing roller 3 is provided with an ink jet hole 7, the ink suction pipe 8 can suck ink to the printing roller 3 through the ink inlet pipe 4 and then out of the printing roller 3 through the ink jet hole 7, so as to achieve the printing purpose, wherein, the lower side of the printing roller 3 is further provided with an ink receiving disc 9, which can receive the excess or dripping ink.

[0030] Working principle and use method: connect the device with the signal control mechanism, insert the power supply, the hydraulic rod 12 can drive the downward movement of the feeding roller 2, the driving motor I 18 drives the rotation of the feeding roller 2, the driving motor II 19 drives the rotation of the printing roller 3, so as to drive the transmission of the paper to be printed, the ink suction pipe 8 sucks the ink into the printing roller 3, the signal control mechanism can control the ink jet hole 7 to jet ink, complete the printing of the corresponding text pattern, and then transmit to the conveying belt 10 to complete the printing.

[0031] Embodiment 2

[0032] The utility model provides a kind of printing equipment of adjustable printing pressure, it is characterized in that, including base 1, support frame 5, feeding roller 2, printing roller 3 and conveying belt 10, base 1 is located in the lower side of support frame 5 and conveying belt 10, base 1 is the bottom of entire printing equipment, support frame 5 and base 1 fixed connection, conveying belt 10 is fixedly connected with base 1 by its lower stretchable rod 11, conveying belt 10 is located in the rear side of support frame 2, stretchable rod 11 can control the height of conveying belt 10, support frame 5 is located in the left and right sides of feeding roller 2 and printing roller 3, feeding roller 2 and support frame 5 are in sliding connection.

[0033] A slide groove 15 is provided on the inner side of the support frame 5, and sliders 13 are connected to the left and right sides of the feed roller 2 with sockets. A clamping block 14 is welded on the left and right sides of the slider 13. The clamping block 14 can be clamped into the slide groove 15 and thus slidably connected with the slide groove 15, further driving the feed roller 2 and the support frame 5 to slide in connection. A hydraulic rod 12 is provided above the support frame 2, and the lower end of the hydraulic rod 12 extends to the gap in the support frame 2. The bottom end of the hydraulic rod 12 is fixedly connected to the slider 13, and the hydraulic rod 12 and the slider 1 are fixedly connected. 3 are located on the same vertical axis. The hydraulic rod 12 can drive the feed roller 2 to move up and down along the chute 15. A drive motor 118 is provided on one side of the feed roller 2 for driving the rotation of the feed roller 2. A buffer spring 17 is also provided at the bottom end of the inner part of the chute 15. The upper end of the buffer spring 17 is fixedly connected to the limit block 16. When the hydraulic rod 12 drives the feed roller 2 to move downward, the elasticity of the buffer spring 17 can prevent the feed roller 2 and the printing roller 3 from contacting each other, and play a role in shock absorption and buffering.

[0034] A connecting short rod 6 is provided below the printing roller 3. The top end surface of the connecting short rod 6 is in an arc-shaped depression. The connecting short rod 6 is in contact with the printing roller 3 and is used to support the printing roller 3. The bottom of the connecting short rod 6 is fixedly connected to the support frame 5. A drive motor II 19 is provided on one side of the printing roller 3 for driving the rotation of the printing roller 3.

[0035] An ink inlet tube 4 is connected to one side of the printing roller 3 in a socket connection. The ink inlet tube 4 is hollow and is connected to an ink suction tube 8 on its side wall. The ink suction tube 8 can be connected to an ink storage mechanism. An inkjet hole 7 is provided on the printing roller 3. The ink suction tube 8 can absorb the ink and enter the printing roller 3 through the ink inlet tube 4, and then exit through the inkjet hole 7 to achieve the printing purpose. An ink receiving tray 9 is also placed under the printing roller 3 to catch excess or dripping ink.

[0036] Working principle and usage: Connect the device to the signal control mechanism and plug in the power supply. The hydraulic rod 12 can drive the feed roller 2 to move downward, the drive motor I18 drives the feed roller 2 to rotate, and the drive motor II 19 drives the printing roller 3 to rotate, so as to drive the paper to be printed to be transported. The ink suction tube 8 absorbs the ink into the printing roller 3. The signal control mechanism can control the inkjet hole 7 to discharge ink, complete the printing of the corresponding text pattern, and then transmit it to the conveyor belt 10 to complete the printing.

[0037] The utility model provides a kind of adjustable printing pressure printing equipment, including base, support frame, feeding roller, printing roller and conveyer belt, the left and right sides of feeding roller are all socketed connection with sliding block, the left and right sides of the sliding block are equipped with clamping block, the clamping block and sliding slot sliding connection, the lower end of hydraulic stem extends to the clearance of support frame and sliding block fixed connection, the hydraulic stem and sliding block are located same vertical axis;The conveyer belt is located in the back of support frame, the bottom of conveyer belt is fixedly installed with telescopic link, the height of conveyer belt can be controlled by telescopic link. Sliding block is driven by hydraulic stem, realize the accurate adjustment of the distance between feeding roller and printing roller, to control printing pressure, printing roller is equipped with ink-jet hole, can directly print, need not set other film coating mechanism, reduce cost, sliding slot is equipped with buffer spring inside, increase fault tolerance, avoid feeding roller and printing roller direct contact, improve the security of equipment, conveyer belt can be height adjusted according to the position distance of feeding roller, improve the practicability of equipment.

[0038] The above description of disclosed embodiments enables those skilled in the art to make or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the generic principles defined herein can be applied to other embodiments without departing from the spirit or scope of the present application. Thus, the present application is not to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A printing device with adjustable printing pressure, characterized in that: The invention comprises a base (1), a support frame (5), a feed roller (2), a printing roller (3) and a conveyor belt (10), wherein the base (1) is located below the support frame (5) and the conveyor belt (10), the support frame (5) is located on the left and right sides of the feed roller (2) and the printing roller (3), the feed roller (2) and the support frame (5) are slidably connected, and a slide groove (15) is provided on the inner side of the support frame (5); The left and right sides of the feed roller (2) are both connected with sliders (13) in a socket-type manner. The left and right sides of the slider (13) are provided with clamping blocks (14). The clamping blocks (14) and the slide groove (15) are slidably connected. A hydraulic rod (12) is provided above the feed roller (2). The lower end of the hydraulic rod (12) extends to the gap of the feed roller (2) and is fixedly connected to the slider (13). The hydraulic rod (12) and the slider (13) are located on the same vertical axis. The conveyor belt (10) is located at the rear side of the feeding roller (2), and a telescopic rod (11) is fixedly installed at the bottom of the conveyor belt (10), and the telescopic rod (11) can control the height of the conveyor belt (10).

2. The printing device with adjustable printing pressure according to claim 1, characterized in that: A connecting short rod (6) is provided below the printing roller (3), the connecting short rod (6) and the printing roller (3) are in contact and connection, the top end surface of the connecting short rod (6) is in an arc-shaped concave shape, and the bottom of the connecting short rod (6) is fixedly connected to the support frame (5).

3. The printing device with adjustable printing pressure according to claim 1, characterized in that: An ink inlet tube (4) is connected to one side of the printing roller (3) in a socket-type manner. The ink inlet tube (4) is in a hollow state and is connected to an ink suction tube (8) on its side wall.

4. The printing device with adjustable printing pressure according to claim 3, characterized in that: The printing roller (3) is provided with an inkjet hole (7), and an ink receiving tray (9) is placed below the printing roller (3).

5. The printing device with adjustable printing pressure according to claim 1, characterized in that: A driving motor I (18) is provided on one side of the feeding roller (2) for driving the feeding roller (2) to rotate; A driving motor II (19) is provided on one side of the printing roller (3) for driving the rotation of the printing roller (3).

6. The printing device with adjustable printing pressure according to claim 1, characterized in that: The inner bottom end of the slide groove (15) may also be provided with a buffer spring (17), and the upper end of the buffer spring (17) is fixedly connected to a limit block (16) to prevent the feeding roller (2) and the printing roller (3) from contacting each other.

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