Printing device capable of conveniently adjusting spacing
By designing an adjustable printing roller height in the printing device, and using the combination of a bidirectional threaded rod and a distance sensor, the problem of poor adaptability of the printing device to products of different thicknesses is solved, and a stable and efficient printing effect is achieved.
Patent Information
- Application Number
- CN202421316112.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-11
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-06-11
AI Technical Summary
Common printing devices are inconvenient to adjust the spacing between the printing roller and the guide roller, resulting in too large or too small gaps when printing products of different thicknesses, resulting in unclear printing or product damage.
A printing device that is convenient for adjusting the spacing is designed, and the height of the printing roller is adjustable by providing an adjustment mechanism on the printing roller, including a bidirectional threaded rod, a slider, a hinge rod, a connecting seat and a lifting seat. At the same time, a distance sensor and a display screen are set to accurately adjust the height of the printing roller according to the product thickness and the values monitored by the distance sensor.
The adjustability of the height of the printing roller is realized, so that the printing device can adapt to products of different thicknesses, avoid adverse effects caused by excessive or too small gaps, and ensure the stability of the printing effect and the safety of the product.
Smart Images
Figure CN222571835U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of printing, in particular to a printing device which is convenient for adjusting spacing. Background Art
[0002] Printing is graphic communication, which is a technology that transfers the ink of text, pictures, photos, anti-counterfeiting and other originals to the surface of paper, textiles, plastics, leather, PVC, PC and other materials through plate making, inking, pressurization and other processes to batch copy the original content; printing is the process of transferring the approved printing plate to the substrate through printing machinery and special ink.
[0003] However, it is not easy to adjust the gap between the printing roller and the guide roller in common printing devices. Therefore, when printing products of different thicknesses, the printing is unclear due to the large gap, or the gap is small, which causes too much pressure on the product and causes damage to the product. Utility Model Content
[0004] The utility model aims to provide a printing device with convenient spacing adjustment, so that the height of the printing roller can be adjusted, and products of different thicknesses can be printed, effectively avoiding the adverse effects caused by too large or too small a gap.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a printing device with convenient spacing adjustment, comprising a frame, a conveyor belt, and a printing roller; the frame is a rectangular frame structure, the conveyor belt is located inside the frame, and the two ends of the conveyor belt extend to the outside of the frame, the printing roller is located above the conveyor belt, and an adjustment mechanism is arranged on the printing roller, the adjustment mechanism comprises a bidirectional threaded rod, a group of sliding seats, a hinge rod, a connecting seat, and a lifting seat, the two ends of the bidirectional threaded rod are respectively threadedly penetrated in a group of sliding seats, and the two ends of the bidirectional threaded rod are arranged on both sides of the inner wall of the frame, the connecting seat is arranged on the top of the lifting seat, the two ends of the hinge rod are respectively hinged to the sliding seat and the connecting seat, the two sides of the lifting seat are attached to the two sides of the inner wall of the frame, and a rotating handle is arranged on the frame, and the output end of the rotating handle is fixedly connected to one end of the bidirectional threaded rod through a rotating shaft; the printing roller is arranged at the bottom of the lifting seat.
[0006] In order to detect the distance between the printing roller and the product surface, as a printing device that is convenient for adjusting the distance in the utility model, a distance sensor fixedly connected to the bottom of the lifting seat is preferably provided on one side of the printing roller, and a display screen fixedly connected to the frame is provided below the rotating handle, and the display screen is electrically connected to the distance sensor.
[0007] In order to realize the dust removal function, as a preferred printing device of the utility model that is convenient for adjusting the spacing, a dust removal mechanism fixedly connected to the bottom of the lifting seat is provided on the other side of the printing roller.
[0008] In order to avoid dust sticking to the product, as a preferred printing device of the utility model that is convenient for adjusting the spacing, the dust removal mechanism includes a pneumatic telescopic rod, a vacuum cleaner, a lifting plate, and a dust hood; the vacuum cleaner is arranged on the top of the lifting plate, the dust hood is arranged on the bottom of the lifting plate, the vacuum cleaner is connected to the dust hood through a pipe, the dust suction port of the dust hood faces the conveyor belt, the pneumatic telescopic rod is arranged on the top of the lifting seat, and the output end of the pneumatic telescopic rod is arranged on the top of the lifting plate.
[0009] In order to avoid displacement of printed products, as a preferred printing device of the utility model that is convenient for adjusting the spacing, a group of correction plates are arranged on the top of the conveyor belt, and electric telescopic rods fixedly connected to one side of the correction plate are embedded on the left and right sides of the frame.
[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0011] The utility model rotates the rotating handle to rotate the bidirectional threaded rod, and a group of slide seats move on the bidirectional threaded rod. When a group of slide seats move relative to or opposite to each other, the hinge rod and the connecting seat will drive the lifting seat to move up and down, and the printing roller is arranged at the bottom of the lifting seat, so that the height of the printing roller can be adjusted. When the lifting seat drives the printing tube to move, the distance sensor monitors the distance between the printing tube and the product, and the monitored value is displayed on the display screen. According to the thickness of the product and the displayed value, the height of the printing roller can be accurately adjusted, so that the printing device can print on products of different thicknesses, and effectively avoid the adverse effects caused by too large or too small gaps. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the structure of the utility model;
[0013] Figure 2 It is a cross-sectional structural schematic diagram of the frame of the utility model;
[0014] Figure 3 It is a structural schematic diagram of the dust removal mechanism of the utility model.
[0015] In the figure: 1. frame; 2. conveyor belt; 3. printing roller; 4. adjustment mechanism; 5. bidirectional threaded rod; 6. slide seat; 7. hinge rod; 8. connecting seat; 9. lifting seat; 10. rotating handle; 11. distance sensor; 12. display screen; 13. dust removal mechanism; 14. pneumatic telescopic rod; 15. vacuum cleaner; 16. lifting plate; 17. dust hood; 18. correction plate; 19. electric telescopic rod. DETAILED DESCRIPTION
[0016] See also Figures 1 to 3 , a printing device with convenient spacing adjustment, comprising a frame 1, a conveyor belt 2, and a printing roller 3; the frame 1 is a rectangular frame structure, the conveyor belt 2 is located inside the frame 1, and the two ends of the conveyor belt 2 extend to the outside of the frame 1, the printing roller 3 is located above the conveyor belt 2, and an adjusting mechanism 4 is arranged on the printing roller 3, the adjusting mechanism 4 comprises a bidirectional threaded rod 5, a group of slide seats 6, a hinge rod 7, a connecting seat 8, and a lifting seat 9, the two ends of the bidirectional threaded rod 5 are respectively threadedly penetrated in a group of slide seats 6, and the two ends of the bidirectional threaded rod 5 are arranged on both sides of the inner wall of the frame 1, the connecting seat 8 is arranged on the top of the lifting seat 9, the two ends of the hinge rod 7 are respectively hinged to the slide seat 6 and the connecting seat 8, the two sides of the lifting seat 9 are attached to the two sides of the inner wall of the frame 1, and a rotating handle 10 is arranged on the frame 1, and the output end of the rotating handle 10 is fixedly connected to one end of the bidirectional threaded rod 5 through a rotating shaft; the printing roller 3 is arranged at the bottom of the lifting seat 9.
[0017] In this embodiment: the product to be printed is transported to the inside of the frame 1 through the conveyor belt 2 and moved under the printing roller 3. According to the thickness of the product, the rotating handle 10 is turned, the bidirectional threaded rod 5 is rotated, and a group of slides 6 move on the bidirectional threaded rod 5. When a group of slides 6 move relative to or opposite to each other, the hinge rod 7 and the connecting seat 8 will drive the lifting seat 9 to move up and down, and the printing roller 3 is arranged at the bottom of the lifting seat 9, so that the height of the printing roller 3 can be further adjusted, so that the printing device can print products of different thicknesses, effectively avoiding the adverse effects caused by too large or too small gaps.
[0018] As a technical optimization solution of the utility model, a distance sensor 11 fixedly connected to the bottom of the lifting seat 9 is provided on one side of the printing roller 3, and a display screen 12 fixedly connected to the frame 1 is provided below the rotating handle 10, and the display screen 12 is electrically connected to the distance sensor 11.
[0019] In this embodiment, the distance sensor 11 monitors the distance to the product, and the monitored value is displayed on the display screen 12. The displayed value can accurately adjust the height of the printing roller 3.
[0020] As a technical optimization solution of the present invention, a dust removal mechanism 13 fixedly connected to the bottom of the lifting seat 9 is provided on the other side of the printing roller 3 .
[0021] In this embodiment: the dust removal mechanism 13 can be used to remove dust from the inside of the frame 1 and the conveying end surface of the conveyor belt 2 to prevent dust from falling on the product and affecting the printing quality of the product.
[0022] As a technical optimization scheme of the utility model, the dust removal mechanism 13 includes a pneumatic telescopic rod 14, a vacuum cleaner 15, a lifting plate 16, and a dust hood 17; the vacuum cleaner 15 is arranged at the top of the lifting plate 16, and the dust hood 17 is arranged at the bottom of the lifting plate 16. The vacuum cleaner 15 is connected to the dust hood 17 through a pipe, and the dust suction port of the dust hood 17 faces the conveyor belt 2. The pneumatic telescopic rod 14 is arranged at the top of the lifting seat 9, and the output end of the pneumatic telescopic rod 14 is arranged at the top of the lifting plate 16.
[0023] In this embodiment: the pneumatic telescopic rod 14 is started, the lifting plate 16 drives the dust hood 17 downward to approach the conveyor belt 2, the vacuum cleaner 15 is started, and the dust hood 17 generates suction, which makes it easy to remove dust from the conveyor belt 2; at the same time, when tightening mechanisms or tensioning rollers are provided at both ends of the printed product, the dust hood 17 can be directly moved above the product surface, which makes it easy to remove dust from unprinted products, realize the dust removal function, and improve the quality of product printing.
[0024] As a technical optimization solution of the utility model, a group of correction plates 18 are arranged on the top of the conveyor belt 2, and electric telescopic rods 19 fixedly connected to one side of the correction plate 18 are embedded on the left and right sides inside the frame 1.
[0025] In this embodiment, the electric telescopic rod 19 is started, and the two correction plates 18 move relative to each other, so as to correct the product and avoid displacement of the product when it moves on the conveyor belt 2, thereby ensuring the quality of product printing.
[0026] Working principle: the product to be printed is transported to the inside of the frame 1 through the conveyor belt 2 and moved under the printing roller 3. The rotating handle 10 is turned, the bidirectional threaded rod 5 rotates, and a group of slides 6 move on the bidirectional threaded rod 5. When a group of slides 6 move relative to or away from each other, the hinge rod 7 and the connecting seat 8 will drive the lifting seat 9 to move up and down, and the printing roller 3 is arranged at the bottom of the lifting seat 9, so that the height of the printing roller 3 can be further adjusted. While the lifting seat 9 drives the printing tube to move, the distance sensor 11 monitors the distance between it and the product, and the monitored value is displayed on the display screen 12. According to the thickness of the product and the displayed value, the height of the printing roller 3 can be accurately adjusted, so that the printing device can print on products of different thicknesses, effectively avoiding the adverse effects caused by too large or too small a gap.
[0027] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A printing device with convenient spacing adjustment, comprising a frame (1), a conveyor belt (2), and a printing roller (3); the frame (1) is a rectangular frame structure, the conveyor belt (2) is located inside the frame (1), and both ends of the conveyor belt (2) extend to the outside of the frame (1), the printing roller (3) is located above the conveyor belt (2), and an adjustment mechanism (4) is provided on the printing roller (3), characterized in that: The adjusting mechanism (4) comprises a bidirectional threaded rod (5), a group of sliding seats (6), a hinge rod (7), a connecting seat (8), and a lifting seat (9). The two ends of the bidirectional threaded rod (5) are respectively threadedly inserted into the group of sliding seats (6), and the two ends of the bidirectional threaded rod (5) are arranged on the two sides of the inner wall of the frame (1). The connecting seat (8) is arranged on the top of the lifting seat (9). The two ends of the hinge rod (7) are respectively hinged to the sliding seat (6) and the connecting seat (8). The two sides of the lifting seat (9) are in contact with the two sides of the inner wall of the frame (1). A rotating handle (10) is arranged on the frame (1), and the output end of the rotating handle (10) is fixedly connected to one end of the bidirectional threaded rod (5) through a rotating shaft; the printing roller (3) is arranged at the bottom of the lifting seat (9).
2. A printing device with convenient spacing adjustment according to claim 1, characterized in that: A distance sensor (11) fixedly connected to the bottom of the lifting seat (9) is arranged on one side of the printing roller (3), and a display screen (12) fixedly connected to the frame (1) is arranged below the rotating handle (10), and the display screen (12) is electrically connected to the distance sensor (11).
3. A printing device with convenient spacing adjustment according to claim 1, characterized in that: The other side of the printing roller (3) is provided with a dust removal mechanism (13) fixedly connected to the bottom of the lifting seat (9).
4. A printing device with convenient spacing adjustment according to claim 3, characterized in that: The dust removal mechanism (13) comprises a pneumatic telescopic rod (14), a dust collector (15), a lifting plate (16), and a dust hood (17); the dust collector (15) is arranged on the top of the lifting plate (16), the dust hood (17) is arranged on the bottom of the lifting plate (16), the dust collector (15) is connected to the dust hood (17) through a pipeline, the dust suction port of the dust hood (17) faces the conveyor belt (2), the pneumatic telescopic rod (14) is arranged on the top of the lifting seat (9), and the output end of the pneumatic telescopic rod (14) is arranged on the top of the lifting plate (16).
5. A printing device with convenient spacing adjustment according to claim 1, characterized in that: A group of correction plates (18) are arranged on the top of the conveyor belt (2), and electric telescopic rods (19) fixedly connected to one side of the correction plates (18) are embedded on the left and right sides of the inside of the frame (1).