Screen printing machine

Abstract

The utility model relates to a screen printing machine, which belongs to the technical field of screen printing machines and comprises a storage cabinet, a printing table is arranged on the upper surface of the storage cabinet, a support frame is arranged on the back of the printing table, a linear module is arranged on the bottom wall of an inner cavity of the support frame, and a first electric push rod is arranged on the lower surface of the linear module. And no less than two spring compression rods are arranged on the lower surface of the fixed plate. According to the screen printing machine, printing paper needing to be printed can be placed on the upper surface of the printing table, then a screen printing plate is placed on the upper surface of the printing paper, then a motor can be started, the screen printing plate can be clamped and fixed through connecting plates on the left side and the right side, and then rotating handles on the left side and the right side are twisted; the lower pressing plates on the left side and the right side move downwards to press and fix the screen printing plate to the upper surface of the printing table, the printing stability can be improved, then the screen printing plate can be fixed conveniently, and meanwhile the device can adapt to screen printing plates of different sizes.

Description

Technical Field

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

[0002] A screen printing press is a machine that uses a screen printing plate to print. It is a type of printing press. A screen printing press is a machine that prints text and images. It is a general term for machines or equipment used to produce printed products. A printing press includes an ink mechanism, a scraper assembly, a screen printing plate, and a printing table. The printing paper passes through the bottom of the screen printing plate, and the scraper assembly is used to scrape the material from the screen printing plate with the graphic part. The ink passes through the mesh of the screen printing plate and is printed on the printing paper.

[0003] For example, Chinese patent CN213920137U discloses a screen printing machine, which aims to solve the technical problem of unstable installation of screen printing plates in the prior art. Its technical solution is: it includes a machine body, the machine body includes a base and a side frame, the side frame is fixedly arranged on the top of the base, and the base is also provided with a printing table for printing printing paper; a screen printing plate is arranged on the side of the side frame close to the printing table, and the side frame is also provided with a fixing component for fixing the screen printing plate, the fixing component includes a fixing rod arranged on the side frame, and an outer frame for fixing the fixing rod is provided on the outer peripheral side of the screen printing plate, and the fixing component also includes a fastener arranged on the fixing rod to fasten the outer frame. The application has the effect of improving the installation stability of the screen printing plate.

[0004] Although the above patent has the effect of improving the installation stability of the screen printing plate, it is necessary to twist at least two screw caps to fix the screen printing plate. The fixing process is relatively cumbersome, which reduces practicality. Utility Model Content

[0005] In response to the shortcomings of the existing technology, the utility model provides a screen printing machine with the advantages of being easy to fix the screen printing plate, solving the problem of needing to twist no less than two screw caps to fix the screen printing plate, which makes the fixing process more cumbersome and reduces practicality.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a screen printing machine, comprising a storage cabinet, a printing table being provided on the upper surface of the storage cabinet, a support frame being provided on the back of the printing table, a linear module being provided on the bottom wall of the inner cavity of the support frame, a first electric push rod being provided on the lower surface of the linear module, a fixing plate being provided on the outer side of the output shaft of the first electric push rod, a fixing mechanism being provided on the upper surface of the printing table, no less than two spring compression rods being provided on the lower surface of the fixing plate, a mounting plate being provided on the lower surface of the no less than two spring compression rods, and a scraper being provided on the lower surface of the mounting plate;

[0007] The fixing mechanism includes a frame, a motor, a first threaded rod, two moving blocks, a fixing port, two moving plates and a connecting assembly, the frame is arranged on the rear side of the upper surface of the printing table, the motor is arranged on the right side of the frame, the first threaded rod is rotatably connected to the inside of the frame through a bearing, the right side of the first threaded rod rotates through the frame and is fixedly connected to the outside of the motor output shaft, the two moving blocks are both threadedly connected to the outside of the first threaded rod, the fixing port is opened on the front side of the frame, the back sides of the left and right moving plates are fixedly connected to the front sides of the left and right moving blocks, the moving plate is slidably connected to the front side of the frame, and the moving block is slidably connected to the inside of the frame;

[0008] The connecting assembly includes two connecting plates, two lower pressure plates, two second threaded rods, two rotating handles and four telescopic rods, the two connecting plates are arranged on the upper side of the opposite side of the left and right movable plates, the two second threaded rods are threadedly connected to the inside of the left and right connecting plates, the two lower pressure plates are rotatably connected to the bottom ends of the left and right second threaded rods through bearings, the two rotating handles are arranged on the top ends of the left and right second threaded rods, the four telescopic rods are arranged on the front and rear sides of the lower surface of the left and right connecting plates, and the bottom ends of the four telescopic rods are fixedly connected to the front and rear sides of the upper surface of the left and right lower pressure plates.

[0009] By adopting this technical solution, it is convenient to fix the screen printing plate.

[0010] Furthermore, a limiting slide groove is provided on the back wall of the inner cavity of the frame, and sliders are slidably connected to the left and right sides of the limiting slide groove, and the front surfaces of the left and right sliders are fixedly connected to the back surfaces of the left and right moving blocks.

[0011] By adopting this technical solution, the stability of the left and right moving blocks moving inside the frame is improved.

[0012] Furthermore, an anti-slip layer is provided on the outer side of the rotating handle, and the anti-slip layer is a rubber layer.

[0013] By adopting this technical solution, the anti-slip performance of the rotating handle is improved.

[0014] Furthermore, the front of the storage cabinet is connected to two fixed doors by hinges, and handles are provided on the fronts of the fixed doors on the left and right sides.

[0015] By adopting this technical solution, the fixed door can be opened by pulling the handle.

[0016] Furthermore, the telescopic rod includes a first sliding rod, the interior of the first sliding rod is slidably connected to the second sliding rod, the spring compression rod includes a first sliding rod, the interior of the first sliding rod is slidably connected to the second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

[0017] By adopting this technical solution, the lower pressing plate can be limited by the telescopic rod.

[0018] Furthermore, the frame is located on the longitudinal center axis of the printing table.

[0019] By adopting this technical solution, the stability of the connection between the frame and the printing table is improved.

[0020] Furthermore, the lower surface of the lower pressing plate is provided with an anti-slip sheet, and the anti-slip sheet is a rubber sheet.

[0021] By adopting this technical solution, the stability of downward pressing and fixing can be improved through the anti-slip sheet.

[0022] Furthermore, the back wall of the inner cavity of the storage cabinet is provided with at least two placement boards, and the at least two placement boards are evenly distributed at equal distances on the back wall of the inner cavity of the storage cabinet.

[0023] By adopting this technical solution, objects can be stored in the storage cabinet.

[0024] Compared with the existing technology, the technical solution of this application has the following beneficial effects:

[0025] The screen printing machine can place the printing paper to be printed on the upper surface of the printing table, and then place the screen printing plate on the upper surface of the printing paper. After that, the motor can be started, and the connecting plates on the left and right sides can clamp and fix the screen printing plate. Then, the rotating handles on the left and right sides are twisted, and the left and right lower pressure plates move downward to press the screen printing plate down and fix it on the upper surface of the printing table. This can improve the stability of printing, make it easier to fix the screen printing plate, and can adapt to screen printing plates of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the structure of the utility model;

[0027] Figure 2 This is a schematic diagram of the fixing mechanism of the utility model;

[0028] Figure 3 This is a schematic diagram of the connection structure between the frame and the fixing port of the utility model.

[0029] In the figure: 1. Storage cabinet; 2. Printing table; 3. Support frame; 4. Linear module; 5. First electric push rod; 6. Fixed plate; 7. Fixing mechanism; 71. Frame; 72. Motor; 73. First threaded rod; 74. Moving block; 75. Fixing port; 76. Moving plate; 771. Connecting plate; 772. Lower pressure plate; 773. Second threaded rod; 774. Rotating handle; 775. Telescopic rod; 8. Spring compression rod; 9. Mounting plate; 10. Scraper. DETAILED DESCRIPTION

[0030] 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.

[0031] See also Figure 1 A screen printing machine in this embodiment includes a storage cabinet 1, a printing table 2 is provided on the upper surface of the storage cabinet 1, a support frame 3 is provided on the back of the printing table 2, a linear module 4 is provided on the bottom wall of the inner cavity of the support frame 3, a first electric push rod 5 is provided on the lower surface of the linear module 4, a fixing plate 6 is provided on the outer side of the output shaft of the first electric push rod 5, a fixing mechanism 7 is provided on the upper surface of the printing table 2, the fixing mechanism 7 is convenient for fixing the screen printing plate, and at least two spring compression rods 8 are provided on the lower surface of the fixing plate 6, and a mounting plate 9 is provided on the lower surface of the at least two spring compression rods 8, and a scraper 10 is provided on the lower surface of the mounting plate 9.

[0032] In this embodiment, the front of the storage cabinet 1 is connected to two fixed doors by hinges, the fronts of the left and right fixed doors are both provided with handles, and the back wall of the inner cavity of the storage cabinet 1 is provided with no less than two placement boards, and the no less than two placement boards are evenly distributed at equal distances on the back wall of the inner cavity of the storage cabinet 1.

[0033] See also Figures 2 to 3 In order to facilitate the fixation of the screen printing plate, in this embodiment, the fixing mechanism 7 includes a frame 71, a motor 72, a first threaded rod 73, two moving blocks 74, a fixing port 75, two moving plates 76 and a connecting assembly. The frame 71 is arranged on the rear side of the upper surface of the printing table 2, the motor 72 is arranged on the right side of the frame 71, and the first threaded rod 73 is rotatably connected to the inside of the frame 71 through a bearing.

[0034] In this embodiment, the right side of the first threaded rod 73 rotates through the frame 71 and is fixedly connected to the outer side of the output shaft of the motor 72. The two moving blocks 74 are both threadedly connected to the outer side of the first threaded rod 73. The fixing port 75 is opened on the front of the frame 71. The back sides of the left and right side moving plates 76 are fixedly connected to the front sides of the left and right side moving blocks 74. The moving plate 76 is slidably connected to the front side of the frame 71, and the moving block 74 is slidably connected to the inside of the frame 71.

[0035] In this embodiment, the outer side of the first threaded rod 73 is engraved with threads in opposite directions. When the first threaded rod 73 rotates, the object threadedly connected to the outer side of the first threaded rod 73 can move synchronously in the relative direction or synchronously in the opposite direction on the outer side of the first threaded rod 73.

[0036] In this embodiment, the connecting assembly includes two connecting plates 771, two lower pressure plates 772, two second threaded rods 773, two rotating handles 774 and four telescopic rods 775. The two connecting plates 771 are both arranged on the upper side of the opposite side of the left and right movable plates 76, the two second threaded rods 773 are both threadedly connected to the inside of the left and right connecting plates 771, the two lower pressure plates 772 are both rotatably connected to the bottom ends of the left and right second threaded rods 773 through bearings, the two rotating handles 774 are both arranged at the top ends of the left and right second threaded rods 773, and the four telescopic rods 775 are all arranged on the front and rear sides of the lower surface of the left and right connecting plates 771.

[0037] In this embodiment, when the left and right lower pressure plates 772 move downward, the screen printing plate can be pressed downward and fixed, thereby improving the stability of printing.

[0038] In this embodiment, the printing paper to be printed can be placed on the upper surface of the printing table 2, and then the screen printing plate can be placed on the upper surface of the printing paper. After that, the motor 72 can be started, and the output shaft of the motor 72 drives the first threaded rod 73 to rotate inside the frame 71. The two moving blocks 74 threadedly connected to the outside of the first threaded rod 73 move synchronously in relative directions inside the frame 71, driving the left and right connecting plates 771 to move in relative directions, and then the left and right connecting plates 771 can clamp and fix the screen printing plate, and then the left and right rotating handles 774 are twisted to drive the left and right lower pressure plates 772 to move downward.

[0039] The bottom end of the four telescopic rods 775 is fixedly connected with the front and rear sides of the upper surface of the left and right side pressing plates 772, a limiting sliding groove is arranged on the back wall of the inner cavity of the frame body 71, sliding blocks are slidably connected to the left and right sides of the limiting sliding groove, the front surfaces of the left and right side sliding blocks are fixedly connected with the back surfaces of the left and right side moving blocks 74, the outer side of the rotating handle 774 is provided with an anti-skid layer, the anti-skid layer is a rubber layer, the telescopic rod 775 comprises a first sliding rod, a second sliding rod is slidably connected to the inner side of the first sliding rod, the spring compression rod 8 comprises a first sliding rod, a second sliding rod is slidably connected to the inner side of the first sliding rod, a spring is movably sleeved on the outer side of the first sliding rod, and the lower surface of the pressing plate 772 is provided with an anti-skid piece, which is a rubber piece.

[0040] It should be noted that the silk screen plate can be fixed on the upper surface of the printing table 2 by moving the left and right side pressing plates 772 downward, thereby improving the stability of printing. Then, ink is poured on one side of the upper surface of the silk screen plate. Then, the first electric push rod 5 is started to drive the squeegee 10 to move downward and contact the upper surface of the silk screen plate. Then, the linear module 4 is started to drive the squeegee 10 to move on the upper surface of the silk screen plate. The ink on the upper surface of the silk screen plate can be scraped by the squeegee 10. Then, the ink is printed on the printing paper through the mesh of the silk screen plate, thereby realizing printing.

[0041] The working principle of the above embodiment is as follows:

[0042] The printing paper to be printed can be placed on the upper surface of the printing table 2, and then the silk screen plate can be placed on the upper surface of the printing paper. Then, the motor 72 can be started, the output shaft of the motor 72 drives the first threaded rod 73 to rotate in the inner cavity of the frame body 71, the two moving blocks 74 threadedly connected to the outer side of the first threaded rod 73 are synchronously moved in opposite directions in the inner cavity of the frame body 71, thereby driving the left and right side connecting plates 771 to move in opposite directions. Then, the left and right side connecting plates 771 can clamp and fix the silk screen plate. Then, the left and right side rotating handles 774 are twisted to drive the left and right side pressing plates 772 to move downward. The silk screen plate can be fixed on the upper surface of the printing table 2 by moving the left and right side pressing plates 772 downward, thereby improving the stability of printing. Then, ink is poured on one side of the upper surface of the silk screen plate. Then, the first electric push rod 5 is started to drive the squeegee 10 to move downward and contact the upper surface of the silk screen plate. Then, the linear module 4 is started to drive the squeegee 10 to move on the upper surface of the silk screen plate. The ink on the upper surface of the silk screen plate can be scraped by the squeegee 10. Then, the ink is printed on the printing paper through the mesh of the silk screen plate, thereby realizing printing.

Claims

1. A screen printing machine, comprising a storage cabinet (1), characterized in that: The upper surface of the storage cabinet (1) is provided with a printing table (2), the back of the printing table (2) is provided with a support frame (3), the bottom wall of the inner cavity of the support frame (3) is provided with a linear module (4), the lower surface of the linear module (4) is provided with a first electric push rod (5), the outer side of the output shaft of the first electric push rod (5) is provided with a fixing plate (6), the upper surface of the printing table (2) is provided with a fixing mechanism (7), the lower surface of the fixing plate (6) is provided with no less than two spring compression rods (8), the lower surface of the no less than two spring compression rods (8) is provided with a mounting plate (9), and the lower surface of the mounting plate (9) is provided with a scraper (10); The fixing mechanism (7) comprises a frame (71), a motor (72), a first threaded rod (73), two moving blocks (74), a fixing port (75), two moving plates (76) and a connecting assembly, wherein the frame (71) is arranged on the rear side of the upper surface of the printing table (2), the motor (72) is arranged on the right side of the frame (71), the first threaded rod (73) is rotatably connected to the inside of the frame (71) through a bearing, the right side of the first threaded rod (73) rotates through the frame (71) and is fixedly connected to the outside of the output shaft of the motor (72), the two moving blocks (74) are both threadedly connected to the outside of the first threaded rod (73), the fixing port (75) is opened on the front side of the frame (71), the back sides of the left and right moving plates (76) are both fixedly connected to the front sides of the left and right moving blocks (74), the moving plate (76) is slidably connected to the front side of the frame (71), and the moving block (74) is slidably connected to the inside of the frame (71); The connecting assembly comprises two connecting plates (771), two lower pressing plates (772), two second threaded rods (773), two rotating handles (774) and four telescopic rods (775), wherein the two connecting plates (771) are arranged on the upper side of the opposite side of the left and right movable plates (76), the two second threaded rods (773) are threadedly connected to the inside of the left and right connecting plates (771), the two lower pressing plates (772) are rotatably connected to the bottom ends of the left and right second threaded rods (773) through bearings, the two rotating handles (774) are arranged on the top ends of the left and right second threaded rods (773), the four telescopic rods (775) are arranged on the front and rear sides of the lower surface of the left and right connecting plates (771), and the bottom ends of the four telescopic rods (775) are fixedly connected to the front and rear sides of the upper surface of the left and right lower pressing plates (772).

2. The screen printing machine according to claim 1, characterized in that: A limiting slot is provided on the back wall of the inner cavity of the frame (71), and sliders are slidably connected to the left and right sides of the limiting slot, and the front faces of the left and right sliders are fixedly connected to the back faces of the left and right moving blocks (74).

3. The screen printing machine according to claim 1, characterized in that: The outer side of the rotating handle (774) is provided with an anti-slip layer, and the anti-slip layer is a rubber layer.

4. The screen printing machine according to claim 1, characterized in that: The front of the storage cabinet (1) is rotatably connected to two fixed doors via hinges, and handles are provided on the fronts of the fixed doors on the left and right sides.

5. The screen printing machine according to claim 1, characterized in that: The telescopic rod (775) includes a first sliding rod, the interior of the first sliding rod is slidably connected to the second sliding rod, the spring compression rod (8) includes a first sliding rod, the interior of the first sliding rod is slidably connected to the second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

6. The screen printing machine according to claim 1, characterized in that: The frame (71) is located on the longitudinal center axis of the printing table (2).

7. The screen printing machine according to claim 1, characterized in that: The lower surface of the lower pressing plate (772) is provided with an anti-slip sheet, which is a rubber sheet.

8. The screen printing machine according to claim 1, characterized in that: The back wall of the inner cavity of the storage cabinet (1) is provided with at least two placement boards, and the at least two placement boards are evenly distributed at equal distances on the back wall of the inner cavity of the storage cabinet (1).

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