Screen printing machine with positioning structure

Abstract

The utility model discloses a screen printing machine with a positioning structure, and belongs to the technical field of printing machines. Comprising a machine body, a first guide rail is fixedly connected to the top of the machine body, a fixing seat is fixedly connected to the front side of the first guide rail, a first electric push rod is fixedly connected to the top of the fixing seat, and a second guide rail is fixedly connected to the bottom of the first electric push rod; and the moving assembly comprises a third guide rail fixedly connected to the top of the machine body. According to the feeding device, by arranging a second electric push rod and a limiting plate, two third electric push rods can synchronously push the limiting plate to limit a printed product, and a third gear can drive a fixing shaft, the third electric push rods and the limiting plate to rotate to a proper direction, so that the feeding device can adjust the placement angle of the printed product after feeding; and the situation that the follow-up printing effect is affected due to deviation and dislocation is avoided, and the working efficiency of the device is guaranteed while stable printing work is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of printing machines, and in particular relates to a screen printing machine with a positioning structure. Background Art

[0002] A screen printing machine is a machine that uses a screen printing plate to print. It is a type of printing machine. A screen printing machine is a machine that prints text and images. It is a general term for machines or equipment used to produce printed products. A screen printing machine is a more representative printing equipment among stencil printing machines.

[0003] Prior art has disclosed utility model patents in the field of printing machine technology. Among them, the utility model patent with application number CN221137206U discloses a fully automatic screen printing machine with a positioning structure, including a baffle and a precision assembly. The precision assembly is arranged at the upper end of the baffle. The precision assembly includes an electric push rod 1 fixedly mounted at the front and rear ends of the front end of the inner portion of the baffle. The transmission end of the electric push rod 1 is fixedly mounted with a push rod 1. The fully automatic screen printing machine with a positioning structure can be manually positioned by installing the precision assembly. The electric push rod 1 is activated to push the push rod 1 toward the middle, thereby accurately positioning the blank printed product without manual work, so that the rubber pad can accurately position the blank printed product. At the same time, the electric push rod 2 is activated to move the push plate 2 downward to block the blank printed product, thereby preventing the blank printed product from being inaccurately positioned. The electric push rods 1 and 2 are then activated again to retract the push plates 1 and 2, so that the blank printed product can be quickly and conveniently positioned and transported.

[0004] The disadvantage of the existing technology is that after the printed product is loaded, the placement angle cannot be adjusted and needs to be manually adjusted by the staff, which not only easily affects the subsequent printing work, but also further affects the working efficiency of the existing device.

[0005] Based on this, the present invention designs a screen printing machine with a positioning structure to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to propose a screen printing machine with a positioning structure in order to solve the problem that printed products are easily placed in the opposite direction when loading quickly, which requires manual adjustment by staff, which not only easily affects subsequent printing work, but also further affects the working efficiency of existing devices.

[0007] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0008] A screen printing machine with a positioning structure includes a machine body, a first guide rail fixedly connected to the top of the machine body, a fixing seat fixedly connected to the front side of the first guide rail, a first electric push rod fixedly connected to the top of the fixing seat, and a second guide rail fixedly connected to the bottom of the first electric push rod;

[0009] A moving assembly, the moving assembly comprising a third guide rail fixedly connected to the top of the machine body, the right side of the third guide rail being rotatably connected to a rotating shaft, the outside of the rotating shaft being fixedly connected to a first gear, the outside of the first gear being meshed with two racks, the sides of the two racks being fixedly connected to a moving platform, and the right side of the rear rack being fixedly connected to a second electric push rod;

[0010] The rotating assembly includes two stepper motors fixedly connected to two mobile platforms, the output end of the stepper motor is fixedly connected to a second gear, the second gear is externally meshed with a third gear, the third gear is internally fixedly connected to a fixed shaft, and the fixed shaft is rotatably connected to the mobile platform.

[0011] As a further description of the above technical solution: two fixed blocks are fixedly connected to the top of the moving platform, and a third electric push rod is fixedly connected to each of the two fixed blocks.

[0012] As a further description of the above technical solution: both ends of the two third electric push rods that are close to each other are fixedly connected to the limit plates, and the second electric push rod is fixedly connected to the outside with a support block.

[0013] As a further description of the above technical solution: the support block is fixedly connected to the top of the body, and the rack located in the front is penetrated and slidably connected in the third guide rail.

[0014] As a further description of the above technical solution: a fourth electric push rod is fixedly connected to the front side of the second guide rail, and a movable frame is fixedly connected to the left end of the fourth electric push rod.

[0015] As a further description of the above technical solution: the rear end of the movable frame is slidably connected to the second guide rail, and the bottom of the movable frame is fixedly connected to a scraper.

[0016] As a further description of the above technical solution: a screen printing plate is fixedly connected to the front side of the second guide rail, and the scraper abuts against the top of the screen printing plate.

[0017] As a further description of the above technical solution: four supporting legs are provided at the bottom of the machine body, and a control box is provided at the front side of the machine body.

[0018] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0019] 1. In the utility model, by arranging a second electric push rod, a stepper motor, a second gear, a third gear, a third electric push rod and a limit plate, the two third electric push rods can synchronously push the limit plate to limit the printed product. When the direction of the printed product is opposite, the stepper motor drives the second gear to rotate, and can enable the third gear to drive the fixed shaft, the third electric push rod and the limit plate to rotate to the appropriate direction, so that the device can adjust the angle of placement of the printed product after loading, avoiding the situation where the subsequent printing effect is affected by the offset and misalignment, ensuring the stable printing work while ensuring the working efficiency of the device.

[0020] 2. In the utility model, by setting the third guide rail, the rotating shaft, the first gear, the rack and the movable platform, the second electric push rod drives the front rack, the connecting block and the movable platform to slide backward, while the rear rack drives the rear movable platform to move forward, so that the device can quickly load the material and conveniently take out the printed product, thereby improving the use effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the three-dimensional structure of a screen printing machine with a positioning structure proposed by the present invention;

[0022] Figure 2 This is a schematic diagram of the three-dimensional structure of the second gear of a screen printing machine with a positioning structure proposed by the present invention;

[0023] Figure 3 This is a schematic diagram of the three-dimensional structure of a mobile platform of a screen printing machine with a positioning structure proposed by the present invention;

[0024] Figure 4 This is a schematic diagram of the three-dimensional structure of the third guide rail of a screen printing machine with a positioning structure proposed by the present invention;

[0025] Figure 5 This is a schematic diagram of the three-dimensional structure of a stepping motor with a positioning structure for a screen printing machine proposed by the present invention.

[0026] Legend:

[0027] 1. Machine body; 2. First guide rail; 3. Fixed seat; 4. First electric push rod; 5. Second guide rail; 6. Third guide rail; 7. Rotating shaft; 8. First gear; 9. Rack; 10. Moving table; 11. Second electric push rod; 12. Stepper motor; 13. Second gear; 14. Third gear; 15. Fixed shaft; 16. Fixed block; 17. Third electric push rod; 18. Limit plate; 19. Support block; 20. Fourth electric push rod; 21. Moving frame; 22. Scraper; 23. Screen printing plate. DETAILED DESCRIPTION

[0028] The following will be combined with the accompanying 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.

[0029] First embodiment:

[0030] See also Figure 1-Figure 5 , the utility model provides a technical solution:

[0031] A screen printing machine with a positioning structure includes a body 1, a first guide rail 2 is fixedly connected to the top of the body 1, a fixing base 3 is fixedly connected to the front side of the first guide rail 2, a first electric push rod 4 is fixedly connected to the top of the fixing base 3, and a second guide rail 5 is fixedly connected to the bottom of the first electric push rod 4;

[0032] The moving assembly includes a third guide rail 6 fixedly connected to the top of the body 1, the right side of the third guide rail 6 is rotatably connected to a rotating shaft 7, the outside of the rotating shaft 7 is fixedly connected to a first gear 8, the outside of the first gear 8 is meshed with two racks 9, the sides of the two racks 9 are fixedly connected to a moving platform 10, and the right side of the rack 9 located at the rear is fixedly connected to a second electric push rod 11;

[0033] The rotating assembly includes two stepper motors 12 fixedly connected to the two moving platforms 10. The output end of the stepper motor 12 is fixedly connected to the second gear 13. The second gear 13 is externally meshed with a third gear 14. The third gear 14 is internally fixedly connected to a fixed shaft 15. The fixed shaft 15 is rotatably connected to the moving platform 10.

[0034] Two fixed blocks 16 are fixedly connected to the top of the movable platform 10, and a third electric push rod 17 is fixedly connected to the inside of the two fixed blocks 16. The two adjacent ends of the two third electric push rods 17 are fixedly connected to a limit plate 18. The outside of the second electric push rod 11 is fixedly connected to a support block 19, and the support block 19 is fixedly connected to the top of the body 1.

[0035] By setting up a second electric push rod 11, a stepper motor 12, a second gear 13, a third gear 14, a third electric push rod 17 and a limit plate 18, the device can adjust the angle at which the printed product is placed after loading, thereby avoiding the situation where the subsequent printing effect is affected by offset and misalignment, thereby ensuring the stable progress of the printing work and the working efficiency of the device.

[0036] Second embodiment:

[0037] Specifically, such as Figure 1-2As shown, the rack 9 located in the front passes through and is slidably connected in the third guide rail 6, the front side of the second guide rail 5 is fixedly connected with the fourth electric push rod 20, the left end of the fourth electric push rod 20 is fixedly connected with the moving frame 21, the rear end of the moving frame 21 is slidably connected in the second guide rail 5, the bottom of the moving frame 21 is fixedly connected with a scraper 22, the front side of the second guide rail 5 is fixedly connected with a screen printing plate 23, the scraper 22 abuts against the top of the screen printing plate 23, four supporting legs are provided at the bottom of the body 1, and a control box is provided on the front side of the body 1.

[0038] By providing the third guide rail 6, the rotating shaft 7, the first gear 8, the rack 9 and the movable platform 10, the device can quickly load materials and conveniently remove printed products, thereby improving the use effect of the device.

[0039] Working principle: when in use: first, place the printed product on the moving table 10 located in the front, and be able to start the two third electric push rods 17 respectively. The two third electric push rods 17 can synchronously push the limit plate 18 to limit the printed product. When the direction of the printed product is opposite, start the stepper motor 12, and the stepper motor 12 drives the second gear 13 to rotate, and can make the third gear 14 drive the fixed shaft 15, the third electric push rod 17 and the limit plate 18 to rotate to the appropriate direction. Then the second electric push rod 11 can be started. The second electric push rod 11 drives the front rack 9 and the moving table 10 to slide backward while the rear rack 9 drives the rear moving table 10 forward to facilitate reloading. Then the first electric push rod 4 can be started, so that the second guide rail 5 can drive the moving frame 21, the third guide rail 6, the screen printing plate 23 and the scraper 22 to move to the appropriate position. Finally, start the fourth electric push rod 20 to drive the scraper 22 to move back and forth on the screen printing plate 23.

[0040] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A screen printing machine with a positioning structure, comprising a machine body (1), characterized in that: The top of the machine body (1) is fixedly connected to a first guide rail (2), the front side of the first guide rail (2) is fixedly connected to a fixing seat (3), the top of the fixing seat (3) is fixedly connected to a first electric push rod (4), and the bottom of the first electric push rod (4) is fixedly connected to a second guide rail (5); A moving assembly, the moving assembly comprising a third guide rail (6) fixedly connected to the top of the machine body (1), the right side of the third guide rail (6) being rotatably connected to a rotating shaft (7), the rotating shaft (7) being externally fixedly connected to a first gear (8), the first gear (8) being externally meshed with two racks (9), the sides of the two racks (9) being fixedly connected to a moving platform (10), and the right side of the rear rack (9) being fixedly connected to a second electric push rod (11); A rotating assembly comprises two stepping motors (12) fixedly connected to two moving platforms (10), an output end of the stepping motor (12) fixedly connected to a second gear (13), the second gear (13) externally meshing with a third gear (14), the third gear (14) internally fixedly connected to a fixed shaft (15), and the fixed shaft (15) rotatably connected to the moving platform (10).

2. The screen printing machine with a positioning structure according to claim 1, characterized in that: Two fixed blocks (16) are fixedly connected to the top of the movable platform (10), and a third electric push rod (17) is fixedly connected to each of the two fixed blocks (16).

3. The screen printing machine with a positioning structure according to claim 2, characterized in that: Both ends of the two third electric push rods (17) that are close to each other are fixedly connected to a limit plate (18), and the second electric push rod (11) is externally fixedly connected to a support block (19).

4. The screen printing machine with a positioning structure according to claim 3, characterized in that: The support block (19) is fixedly connected to the top of the machine body (1), and the rack (9) located in the front is slidably connected to the third guide rail (6).

5. The screen printing machine with a positioning structure according to claim 1, characterized in that: A fourth electric push rod (20) is fixedly connected to the front side of the second guide rail (5), and a movable frame (21) is fixedly connected to the left end of the fourth electric push rod (20).

6. The screen printing machine with a positioning structure according to claim 5, characterized in that: The rear end of the movable frame (21) is slidably connected to the second guide rail (5), and the bottom of the movable frame (21) is fixedly connected to a scraper (22).

7. The screen printing machine with a positioning structure according to claim 6, characterized in that: A screen printing plate (23) is fixedly connected to the front side of the second guide rail (5), and the scraper (22) abuts against the top of the screen printing plate (23).

8. The screen printing machine with a positioning structure according to claim 1, characterized in that: Four supporting legs are provided at the bottom of the machine body (1), and a control box is provided at the front side of the machine body (1).

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