Improved automatic screen printing machine

Abstract

The utility model discloses an improved automatic screen printing machine which comprises a machine frame body, a feeding device, two transfer conveying devices, a conveying carrier plate, a scraper printing mechanism and a discharging device are arranged on the machine frame body, the feeding device and the discharging device are correspondingly arranged at the input end and the output end of the machine frame body respectively, the number of the transfer conveying devices is two, the conveying carrier plate is arranged on the conveying carrier plate, and the scraper printing mechanism is arranged on the conveying carrier plate. The conveying carrier plates are symmetrically arranged on the left side and the right side of the scraper printing mechanism respectively, the conveying carrier plates convey the printing stock to a working area of the scraper printing mechanism, and the scraper printing mechanism conducts silk-screen printing on the printing stock. According to the utility model, not only can the printed material and the printed material be conveyed, printed and collected in a stacking manner, so that the field space occupied by production equipment is greatly reduced, the working field is saved, the production cost is reduced, but also the automatic feeding, transfer conveying and discharging of the screen printing machine are realized, the conveyed material is effectively aligned, fixed and conveyed, and the production efficiency is improved. And the precision and the printing quality of silk-screen printing are improved.

Description

Technical Field

[0001] This utility model relates to the design and application of screen printing machines, and more specifically to an improved automatic screen printing machine. Background Technology

[0002] A screen printing machine is a printing device that uses a screen printing plate for printing. Its main structure includes a screen printing plate, a screen printing frame, a printing table, a squeegee, and other components. When using a screen printing machine in production, the substrate needs to be transported to the printing table, and then the squeegee is used for printing. After printing is completed, the printed material is removed and unloaded.

[0003] Existing screen printing machines include, for example, Chinese patent: A screen printing machine for painting golf clubs, authorized announcement number: CN222713078U. This patent document discloses the specific structure and usage of existing screen printing machines. As can be seen from the disclosed patent content, the screen printing machine of this solution can realize screen printing processing operations and is a relatively common screen printing equipment in the industry.

[0004] Existing screen printing machines have the following shortcomings and disadvantages when in use: Traditional screen printing machines generally lay the printing screen flat in the production workshop, which not only requires a large production and processing workshop, but also requires manual screen scraping and printing operations, resulting in unstable printing quality.

[0005] This technical solution improves and perfects the structure of existing screen printing machines. It can not only stack and transport, print, and collect the substrate and the printed material, greatly reducing the space occupied by the production equipment, saving work space, and reducing production costs, but also realize the automatic feeding, transfer, and unloading of the screen printing machine, effectively aligning, fixing, and transporting the conveyed material, thereby improving the accuracy and printing quality of screen printing. Utility Model Content

[0006] This utility model discloses an improved automatic screen printing machine, the main purpose of which is to overcome the above-mentioned deficiencies and shortcomings of the existing technology.

[0007] The technical solution adopted in this utility model is as follows:

[0008] An improved automatic screen printing machine includes a frame body, on which are mounted a feeding device, a transfer conveying device, a conveyor plate, a squeegee printing mechanism, and a discharging device. The feeding device and the discharging device are respectively installed at the input and output ends of the frame body. There are two transfer conveying devices, symmetrically arranged on the left and right sides of the squeegee printing mechanism. The left transfer conveying device transfers the substrate from the feeding device to the conveyor plate, which then transports the substrate to the working area of ​​the squeegee printing mechanism for screen printing. The right transfer conveying device transfers the printed substrate from the conveyor plate to the discharging device.

[0009] Furthermore, the loading and unloading devices respectively include a lifting platform, a lifting screw, a lifting slider, a first drive motor, and a lifting guide rail. The lifting slider is slidably mounted on the lifting screw, and the lifting platform is connected to the lifting slider. The first drive motor drives the lifting screw to rotate, and the lifting screw drives the lifting slider to slide. The lifting platform slides up and down along the direction of the lifting guide rail. Two symmetrically arranged support plates are provided on the front side of the lifting platform, and the printed material and the printed material are stacked on the support plates respectively.

[0010] Furthermore, infrared sensors for positioning are also provided at the input and output ends of the frame.

[0011] Furthermore, the transfer and conveying device includes a horizontally arranged sliding arm, a moving platform, a second drive motor, and a lifting device. The moving platform is mounted on the sliding arm in cooperation with the sliding mechanism. The second drive motor drives the moving platform to slide horizontally. The lifting device is mounted on the moving platform, and a lifting plate is provided at the bottom of the moving platform. The lifting device is driven and connected to the lifting plate, and the lifting device drives the lifting plate to move up and down in the vertical direction. A clamping device is provided at the bottom of the lifting plate, which is used to clamp the printed material and the printed material on the support plate.

[0012] Furthermore, the clamping device includes a sliding plate, a clamping plate, and a driving cylinder. The sliding plate is slidably mounted on the bottom surface of the lifting plate, the clamping plate is fixedly mounted on the outer end of the sliding plate, and the driving cylinder is driven and connected to the sliding plate. The driving cylinder drives the sliding plate to move back and forth in the horizontal direction, and the clamping plate is provided with a clamping groove.

[0013] Furthermore, the lifting device includes a second lifting screw and a lifting motor. The lifting motor is driven and connected to the second lifting screw. A sliding frame is provided on the second lifting screw. The second lifting screw drives the sliding frame to slide in the up and down direction. The bottom of the sliding frame is connected to the lifting plate. The sliding frame drives the lifting plate to move up and down.

[0014] Furthermore, the clamping device consists of four sets, which are respectively installed at the four corners of the lifting plate.

[0015] Furthermore, the surface of the frame is provided with a sliding rail and a third drive motor, the conveyor plate is slidably mounted on the sliding rail, and the third drive motor drives the conveyor plate to move horizontally via a conveyor belt.

[0016] As can be seen from the above description and explanation of this utility model, compared with the prior art, the advantages of this utility model are as follows:

[0017] Advantage 1: By setting up a feeding device, a transfer conveying device, a conveying plate, a scraper printing mechanism, and a unloading device, this utility model can stack and transport, print, and collect the substrate and the printed material, which greatly reduces the space occupied by the production equipment, saves work space, and reduces production costs.

[0018] Advantage 2: By incorporating a clamping device, an infrared sensor, and a lifting screw, this invention can precisely achieve the positioning, lifting, clamping, and transfer of items, enabling effective alignment, fixing, and transport of the conveyed items, thereby improving the accuracy and quality of screen printing. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the structure of this utility model.

[0020] Figure 2 This is a top view of the frame structure of this utility model.

[0021] Figure 3 This is a schematic diagram of the feeding device and unloading device of this utility model.

[0022] Figure 4 This is a schematic diagram of the transfer and conveying device of this utility model.

[0023] The components include: frame 1, sliding rail 11, third drive motor 12, conveyor belt 13, feeding device 2, lifting platform 21, lifting screw 22, lifting slider 23, first drive motor 24, lifting guide rail 25, support plate 26, infrared sensor 27, clamping device 28, sliding plate 281, clamping plate 282, clamping groove 2821, drive cylinder 283, transfer conveying device 3, sliding arm 31, moving platform 32, second drive motor (not shown in the figure due to perspective), lifting device 34, second lifting screw 341, lifting motor 342, sliding frame 343, lifting plate 35, conveying carrier plate 4, scraper printing mechanism 5, and unloading device 6. Detailed Implementation

[0024] The specific embodiments of this utility model will be further described and illustrated below with reference to the accompanying drawings.

[0025] like Figures 1 to 4 As shown, an improved automatic screen printing machine includes a frame 1. The frame 1 is equipped with a feeding device 2, a transfer conveying device 3, a conveyor plate 4, a squeegee printing mechanism 5, and a discharging device 6. The feeding device 2 and the discharging device 6 are respectively installed at the input and output ends of the frame 1. There are two transfer conveying devices 3, symmetrically arranged on the left and right sides of the squeegee printing mechanism 5. The left transfer conveying device 3 transfers the substrate from the feeding device 2 to the conveyor plate 4, which then conveys the substrate to the working area of ​​the squeegee printing mechanism 5 for screen printing. The right transfer conveying device 3 transfers the printed substrate from the conveyor plate 4 to the discharging device 6. A sliding rail 11 and a third drive motor 12 are provided on the surface of the frame 1. The conveyor plate 4 is slidably mounted on the sliding rail 11, and the third drive motor 12 drives the conveyor plate 4 to move horizontally via a conveyor belt 13.

[0026] like Figures 1 to 4 As shown, the feeding device 2 and unloading device 6 respectively include a lifting platform 21, a lifting screw 22, a lifting slider 23, a first drive motor 24, and a lifting guide rail 25. The lifting slider 23 is slidably mounted on the lifting screw 22. The lifting platform 21 is connected to the lifting slider 23. The first drive motor 24 drives the lifting screw 22 to rotate forward or backward. The lifting screw 22 drives the lifting slider 23 to slide. The lifting platform 21 slides up and down along the lifting guide rail 25. Two symmetrically arranged support plates 26 are provided on the front side of the lifting platform 21. The printed materials and the printed materials are stacked and placed on the support plates 26 respectively. Infrared sensors 27 for positioning are also provided at the input and output ends of the frame body 1 to locate the stacked printed materials and the printed materials.

[0027] like Figures 1 to 4 As shown, the transfer and conveying device 3 includes a horizontally arranged sliding arm 31, a moving platform 32, a second drive motor, and a lifting device 34. The moving platform 32 is mounted on the sliding arm 31. The second drive motor drives the moving platform 32 to slide horizontally. The lifting device 34 is mounted on the moving platform 32. A lifting plate 35 is provided at the bottom of the moving platform 32. The lifting device 34 is driven and connected to the lifting plate 35, and drives the lifting plate 35 to move up and down in the vertical direction. The lifting device 34 includes a second lifting screw 341 and a lifting motor 342. The lifting motor 342 is driven and connected to the second lifting screw 341. A sliding frame 343 is provided on the second lifting screw 341. The second lifting screw 341 drives the sliding frame 343 to slide vertically. The bottom of the sliding frame 343 is connected to the lifting plate 35, and the sliding frame 343 drives the lifting plate 35 to move vertically.

[0028] like Figures 1 to 4 As shown, a clamping device 28 is installed at the bottom of the lifting plate 35. The clamping device 28 is used to clamp the substrate and printed material on the support plate 26. The clamping device 28 includes a sliding plate 281, a clamping plate 282, and a driving cylinder 283. The sliding plate 281 is slidably mounted on the bottom surface of the lifting plate 35. The clamping plate 282 is fixedly mounted on the outer end of the sliding plate 281. The driving cylinder 283 is driven and connected to the sliding plate 281, and drives the sliding plate 281 to move back and forth in the horizontal direction. The clamping plate 282 is provided with a clamping groove 2821. There are four sets of clamping devices 28, which are respectively installed at the four corners of the lifting plate 35.

[0029] When using:

[0030] Step 1: First, place the stacked substrates on the support plate 26 of the feeding device 2, and prepare for feeding;

[0031] Step 2: The second drive motor of the transfer conveying device 3 drives the moving table 32 to move horizontally above the support plate 26 of the feeding device 2. Then, the lifting device 34 drives the lifting plate 35 to move downward above the substrate. At this time, the drive cylinder 283 of the clamping device 28 at the bottom of the lifting plate 35 retracts inward, drives the sliding plate 281 to move inward, and the clamping plate 282 clamps the substrate, completing the preparation for clamping the substrate.

[0032] Step 3: The second drive motor of the transfer conveyor 3 drives the moving table 32 to move horizontally onto the conveyor plate 4. At this time, the drive cylinder 283 of the clamping device 28 outputs outward, driving the sliding plate 281 to move outward. The clamping plate 282 releases the printing substrate, and the printing substrate is placed stably on the conveyor plate 4. Then, the third drive motor 12 drives the conveyor plate 4 to move horizontally to the working area of ​​the squeegee printing mechanism 5 via the conveyor belt 13, ready for squeegee printing.

[0033] Step 4: The squeegee printing mechanism 5 fixes the substrate that has been transported to its working area, and then performs screen printing to complete the printing of the substrate;

[0034] Step 5: The third drive motor 12 continues to drive the conveyor plate 4 to move horizontally to the working area of ​​the transfer conveyor 3 on the other side via the conveyor belt 13. At this time, the transfer conveyor 3 will clamp the printed material on the conveyor plate 4 and move it to the receiving plate 26 of the unloading device 6 for stacking and unloading, thus completing the unloading and collection operation.

[0035] The above are merely specific embodiments of this utility model, but the design concept of this utility model is not limited thereto. Any non-substantial improvements made to this utility model using this concept should be considered as infringing on the protection scope of this utility model.

Claims

1. An improved automatic screen printing machine, characterized in that: The device includes a frame, on which are mounted a feeding device, a transfer conveying device, a conveyor plate, a squeegee printing mechanism, and a discharging device. The feeding device and the discharging device are respectively installed at the input and output ends of the frame. There are two transfer conveying devices, symmetrically arranged on the left and right sides of the squeegee printing mechanism. The left transfer conveying device transfers the substrate from the feeding device to the conveyor plate, which then transports the substrate to the working area of ​​the squeegee printing mechanism for screen printing. The right transfer conveying device transfers the printed substrate from the conveyor plate to the discharging device.

2. The improved automatic screen printing machine according to claim 1, wherein: The feeding device and unloading device respectively include a lifting platform, a lifting screw, a lifting slider, a first drive motor, and a lifting guide rail. The lifting slider is slidably mounted on the lifting screw. The lifting platform is connected to the lifting slider. The first drive motor drives the lifting screw to rotate. The lifting screw drives the lifting slider to slide. The lifting platform slides up and down along the lifting guide rail. Two symmetrically arranged support plates are provided on the front side of the lifting platform. The printed material and the printed material are stacked on the support plates.

3. The improved automatic screen printing machine according to claim 1, wherein: The frame is also equipped with infrared sensors for positioning at its input and output ends.

4. The improved automatic screen printing machine according to claim 1, wherein: The transfer and conveying device includes a horizontally arranged sliding arm, a moving platform, a second drive motor, and a lifting device. The moving platform is mounted on the sliding arm in cooperation with the sliding arm. The second drive motor drives the moving platform to slide horizontally. The lifting device is mounted on the moving platform. A lifting plate is provided at the bottom of the moving platform. The lifting device is driven and connected to the lifting plate, and the lifting device drives the lifting plate to move up and down in the vertical direction. A clamping device is provided at the bottom of the lifting plate. The clamping device is used to clamp the printed material and the printed material on the support plate.

5. The improved automatic screen printing machine according to claim 4, wherein: The clamping device includes a sliding plate, a clamping plate, and a driving cylinder. The sliding plate is slidably mounted on the bottom surface of the lifting plate, the clamping plate is fixedly mounted on the outer end of the sliding plate, and the driving cylinder is driven and connected to the sliding plate. The driving cylinder drives the sliding plate to move back and forth in the horizontal direction. The clamping plate is provided with a clamping groove.

6. The improved automatic screen printing machine according to claim 4, wherein: The lifting device includes a second lifting screw and a lifting motor. The lifting motor is driven and connected to the second lifting screw. A sliding frame is provided on the second lifting screw. The second lifting screw drives the sliding frame to slide in the up and down direction. The bottom of the sliding frame is connected to the lifting plate. The sliding frame drives the lifting plate to move up and down.

7. The improved automatic screen printing machine according to claim 4, wherein: The clamping device consists of four sets, which are respectively installed at the four corners of the lifting plate.

8. The improved automatic screen printing machine according to claim 1, wherein: The surface of the frame is provided with a sliding rail and a third drive motor. The conveyor plate is slidably mounted on the sliding rail, and the third drive motor drives the conveyor plate to move horizontally via a conveyor belt.

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