Screen printing machine with screen printing plate convenient to assemble and disassemble

Abstract

The utility model belongs to the technical field of printing devices, and particularly relates to a screen printing machine with a screen printing plate convenient to assemble and disassemble, which comprises a rack, a sheet material conveying mechanism, a mounting cross beam, a screen printing plate mounting component and a printing mechanism, the screen installation assembly comprises screen installation frames arranged at the two ends of the installation cross beam, a screen installation frame arranged on the screen installation frames, two screen fixing pieces oppositely arranged in the screen installation frame, screen installation grooves formed in the opposite sides of the two screen fixing pieces, and a screen telescopic fixing cylinder. The screen printing plate directly slides into the screen printing plate mounting groove from one end of the screen printing plate fixing piece, the telescopic end of the screen printing plate telescopic fixing cylinder can extend into the screen printing plate mounting groove to fix the screen printing plate, and when the screen printing plate needs to be detached and cleaned, the telescopic end of the screen printing plate telescopic fixing cylinder is far away from the screen printing plate, and the screen printing plate can be directly pulled out of the screen printing plate mounting groove. The screen printing plate is convenient to assemble, disassemble and clean, and production efficiency is improved.

Description

Technical field

[0001] The utility model belongs to the technical field of printing devices, in particular to a screen printing machine with convenient screen assembly and disassembly. [Background Technology]

[0002] A screen printer is a device that uses screen printing technology to print on sheet substrates (i.e., sheets). Its primary function is to achieve efficient and rapid printing, reduce production costs, and improve product quality. During the process, the screen must be fixed to the screen frame and then removed for cleaning after a period of operation. However, the existing method of manually fixing the screen to the screen frame using bolts and other parts is inconvenient, reducing production efficiency. [Utility Model Content]

[0003] The utility model aims to provide a screen printing machine which is convenient for assembling and disassembling the screen, is easy to clean and has improved production efficiency.

[0004] The utility model is realized by the following technical solutions:

[0005] A screen printing machine with convenient screen loading and unloading, comprising:

[0006] frame;

[0007] A sheet material conveying mechanism is provided on the frame and is used to convey the sheet material to be printed;

[0008] A mounting crossbeam is provided on the frame and is located above the sheet conveying mechanism;

[0009] A screen mounting assembly is provided on the mounting beam and is used to mount the screen;

[0010] A printing mechanism is provided on the mounting beam and is used to cooperate with the screen to print the sheet to be printed on the sheet conveying mechanism;

[0011] The screen mounting assembly includes:

[0012] Screen mounting frames, which are located at both ends of the mounting beam;

[0013] A screen mounting frame, which is mounted on the screen mounting rack;

[0014] Screen fixing parts, wherein the two screen fixing parts are arranged opposite to each other in the screen installation frame, and screen installation grooves are provided on opposite sides of the two screen fixing parts;

[0015] The screen telescopic fixing cylinder is arranged on the screen fixing piece. When the screen slides from one end of the screen fixing piece into the screen installation slot, the telescopic end of the screen telescopic fixing cylinder extends into the screen installation slot to fix the screen.

[0016] As described above, in the screen printing machine with convenient screen loading and unloading, there are two screen telescopic fixing cylinders, which are arranged at both ends of the screen fixing member.

[0017] As described above, a screen printing machine with convenient screen loading and unloading is provided with a fixing part mounting plate between the screen fixing part and the screen mounting frame, and adjustment slide grooves are arranged in the horizontal direction at both ends of the fixing part mounting plate, and adjustment locking holes are arranged in the vertical direction and connected to the adjustment slide grooves. The screen mounting frame is movably embedded in the adjustment slide grooves and can move in the horizontal direction on the adjustment slide grooves to adjust the distance between the two screen fixing parts.

[0018] In the screen printing machine with convenient screen installation and removal, the screen installation assembly further includes a first driving mechanism disposed between the screen installation rack and the screen installation frame for driving the screen installation frame to move upward and downward relative to the screen installation rack.

[0019] In the screen printing machine with convenient screen loading and unloading, the first driving mechanism includes:

[0020] A first telescopic drive cylinder is vertically mounted on the screen mounting frame;

[0021] a first drive connecting rod, which is provided at the telescopic end of the first telescopic drive cylinder;

[0022] The first sliding rod is movably arranged on the screen mounting frame and one end is connected to the first driving connecting rod, and the other end is connected to the screen mounting frame. There are two first sliding rods, and the two first sliding rods are respectively arranged at both ends of the first driving connecting rod.

[0023] The screen printing machine with convenient screen loading and unloading as described above, wherein the printing mechanism comprises:

[0024] A printing mounting frame is movably mounted on the mounting beam in the horizontal direction;

[0025] A printing head is movably mounted on a printing mounting frame in a vertical direction;

[0026] The second driving mechanism is provided between the printing mounting frame and the printing head, and is used to drive the printing head to move upward and downward;

[0027] The third driving mechanism is arranged between the printing mounting frame and the mounting crossbeam, and is used for driving the printing mounting frame to move horizontally.

[0028] In the aforementioned screen printing machine with convenient screen loading and unloading, the second driving mechanism includes:

[0029] a second telescopic drive cylinder, which is vertically mounted on the printing mounting frame;

[0030] a second drive connecting rod, which is provided at the telescopic end of the second telescopic drive cylinder;

[0031] The second sliding rod is movably arranged on the printing mounting frame and one end is connected to the second driving connecting rod, and the other end is connected to the printing head. There are two second sliding rods, and the two second sliding rods are respectively arranged at both ends of the second driving connecting rod.

[0032] As described above, in a screen printing machine with convenient screen loading and unloading, there are two printing heads, which are arranged side by side on a printing mounting frame and driven to rise and fall respectively by the two second driving mechanisms.

[0033] As described above, a screen printing machine with convenient screen loading and unloading is provided on the frame. The mounting column is movably arranged on the mounting column along the vertical direction. A fourth driving mechanism for driving the mounting beam to lift and lower is provided between the mounting column and the mounting beam.

[0034] Compared with the prior art, the utility model has the following advantages:

[0035] The utility model provides a screen printing machine with convenient screen loading and unloading, comprising a frame, a sheet material conveying mechanism, a mounting crossbeam, a screen mounting assembly and a printing mechanism. The screen mounting assembly comprises a screen mounting frame arranged at both ends of the mounting crossbeam, a screen mounting frame arranged on the screen mounting frame, two screen fixing members arranged oppositely in the screen mounting frame, a screen mounting slot arranged on opposite sides of the two screen fixing members, and a screen telescopic fixing cylinder. When the screen needs to be installed, the screen is directly slid from one end of the screen fixing member into the screen mounting slot, and the telescopic end of the screen telescopic fixing cylinder can be extended into the screen mounting slot to fix the screen. When the screen needs to be disassembled for cleaning, the telescopic end of the screen telescopic fixing cylinder is away from the screen, and the screen can be directly pulled out of the screen mounting slot. The screen is convenient to load and unload, easy to clean, and production efficiency is improved.

Brief Description of the Drawings

[0036] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments.

[0037] Figure 1 This is a structural diagram of a screen printing machine in a specific embodiment of the present invention;

[0038] Figure 2 This is a schematic diagram of the partial structure of a screen printing machine in a specific embodiment of the present invention;

[0039] Figure 3 It is a schematic diagram of the partial structure of the screen printing machine in a specific embodiment of the present utility model. [Specific implementation method]

[0040] In order to make the technical problems, technical solutions and beneficial effects solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0041] When the embodiments of the present invention mention ordinal numbers such as "first" and "second", unless they do express the meaning of order according to the context, they should be understood as being merely for the purpose of distinction.

[0042] In the description of this utility model, 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, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0043] Specific embodiments, such as Figure 1-3 The screen printing machine shown in the figure has convenient screen loading and unloading, and includes: a frame 1; a sheet conveying mechanism 2, which is arranged on the frame 1 and is used to convey the sheet to be printed; a mounting beam 3, which is arranged on the frame 1 and is located above the sheet conveying mechanism 2; a screen mounting assembly 4, which is arranged on the mounting beam 3 and is used to mount the screen; and a printing mechanism 5, which is arranged on the mounting beam 3 and is used to cooperate with the screen to print the sheet to be printed on the sheet conveying mechanism 2. Specifically, the screen mounting assembly 4 includes: a screen mounting frame 41, which is arranged at both ends of the mounting beam 3; a screen mounting frame 42, which is arranged on the screen mounting frame 41; a screen fixing part 43, two screen fixing parts 43 are relatively arranged in the screen mounting frame 42, and a screen mounting groove 44 is provided on the opposite side of the two screen fixing parts 43; a screen telescopic fixing cylinder 45, which is arranged on the screen fixing part 43, when the screen slides from one end of the screen fixing part 43 into the screen mounting groove 44, the telescopic end of the screen telescopic fixing cylinder 45 extends into the screen mounting groove 44 to fix the screen. The screen is installed by a pull-out method. When the screen needs to be installed, the screen is directly slid from one end of the screen fixing member into the screen installation slot. The telescopic end of the screen telescopic fixing cylinder can then be extended into the screen installation slot to automatically fix the screen. When the screen needs to be removed for cleaning, the telescopic end of the screen telescopic fixing cylinder is moved away from the screen, and the screen can be directly withdrawn from the screen installation slot. The screen is easy to install and remove, easy to clean, and improves production efficiency. The sheet material conveying mechanism 2 can use an existing belt conveyor line to convey the sheet material, which will not be described in detail here.

[0044] Specifically, in order to fix the screen more stably, there are two screen telescopic fixing cylinders 45 , and the two screen telescopic fixing cylinders 45 are arranged at both ends of the screen fixing member 43 .

[0045] Furthermore, a fixture mounting plate 6 is provided between the screen fixing member 43 and the screen mounting frame 42. Horizontally, adjustment slots 61 are provided at both ends of the fixture mounting plate 6, as well as vertically connected adjustment locking holes 62. The screen mounting frame 42 is movably embedded in the adjustment slots 61 and can be moved horizontally on the adjustment slots 61 to adjust the spacing between the two screen fixing members 43. The screen is then locked in place by bolts engaging the adjustment locking holes 62. This allows for replacement of screens of different sizes for different sheet materials, providing enhanced versatility.

[0046] Furthermore, the screen mounting assembly 4 further includes a first driving mechanism 7 disposed between the screen mounting bracket 41 and the screen mounting frame 42 , for driving the screen mounting frame 42 to move up and down relative to the screen mounting bracket 41 .

[0047] More specifically, the first drive mechanism 7 includes: a first telescopic drive cylinder 71, which is vertically mounted on the screen mounting frame 41; a first drive connecting rod 72, which is mounted at the telescopic end of the first telescopic drive cylinder 71; and a first sliding rod 73, which is movably mounted on the screen mounting frame 41 and connected to the first drive connecting rod 72 at one end and to the screen mounting frame 42 at the other end. Two first sliding rods 73 are provided, one at each end of the first drive connecting rod 72, to adjust the screen height according to actual processing conditions.

[0048] Furthermore, the printing mechanism 5 includes: a printing frame 51, which is horizontally movable on the mounting beam 3; a print head 52, which is vertically movable on the printing frame 51; a second drive mechanism 53, which is located between the printing frame 51 and the print head 52 and is used to drive the print head 52 to move up and down; and a third drive mechanism 54, which is located between the printing frame 51 and the mounting beam 3 and is used to drive the printing frame 51 to move horizontally. The second drive mechanism 53 and the third drive mechanism 54 drive the print head 52 to move up and down and laterally to complete printing.

[0049] Specifically, the second driving mechanism 53 includes: a second telescopic driving cylinder 531, which is vertically arranged on the printing installation frame 51; a second driving connecting rod 532, which is arranged at the telescopic end of the second telescopic driving cylinder 531; a second sliding rod 533, which is movably arranged on the printing installation frame 51 and one end is connected to the second driving connecting rod 532, and the other end is connected to the printing head 52. There are two second sliding rods 533, and the two second sliding rods 533 are respectively arranged at both ends of the second driving connecting rod 532.

[0050] More specifically, the third driving mechanism 54 includes a conveying wheel 541 , a conveying belt 542 , and a conveying motor 543 provided on the mounting beam 3 . The printing mounting frame 51 is provided on the conveying belt 542 to move horizontally back and forth with the conveying belt 542 .

[0051] Furthermore, in order to improve printing efficiency, there are two printing heads 52 , which are arranged side by side on the printing mounting frame 51 and are driven to rise and fall by two second driving mechanisms 53 respectively.

[0052] Specifically, the frame 1 is further provided with a mounting column 8, on which the mounting crossbeam 3 is movably mounted in a vertical direction, and a fourth drive mechanism 9 is provided between the mounting column 8 and the mounting crossbeam 3 for driving the mounting crossbeam 3 to move upward and downward. More specifically, the fourth drive mechanism 9 includes a slide groove vertically provided on the mounting column 8, on which the mounting crossbeam 3 is movably mounted, and is driven to move upward and downward by a telescopic cylinder.

[0053] The above is an implementation method provided in conjunction with specific content, and does not necessarily mean that the specific implementation of this utility model is limited to these descriptions. At the same time, due to differences in industry nomenclature, it is not limited to the above nomenclature, nor is it limited to English nomenclature. Any method, structure, etc. similar to or identical to the method, structure, etc. of this utility model, or any technical deduction or replacement based on the concept of this utility model, shall be considered within the scope of protection of this utility model.

Claims

1. A screen printing machine with convenient screen loading and unloading, characterized in that: include: Rack (1); A sheet material conveying mechanism (2) is provided on the frame (1) and is used for conveying the sheet material to be printed; A mounting crossbeam (3) is provided on the frame (1) and is located above the sheet material conveying mechanism (2); A screen mounting assembly (4) is provided on the mounting beam (3) and is used for mounting the screen; A printing mechanism (5) is provided on the mounting beam (3) and is used to cooperate with the screen to print the sheet to be printed on the sheet conveying mechanism (2); The screen mounting assembly (4) comprises: Screen mounting frames (41) are provided at both ends of the mounting beam (3); A screen mounting frame (42) is provided on the screen mounting frame (41); Screen fixing members (43), wherein the two screen fixing members (43) are arranged opposite to each other in the screen installation frame (42), and a screen installation groove (44) is provided on the opposite side of the two screen fixing members (43); The screen telescopic fixing cylinder (45) is provided on the screen fixing member (43). When the screen slides from one end of the screen fixing member (43) into the screen installation slot (44), the telescopic end of the screen telescopic fixing cylinder (45) extends into the screen installation slot (44) to fix the screen.

2. A screen printing machine with convenient screen loading and unloading according to claim 1, characterized in that: There are two screen telescopic fixing cylinders (45), and the two screen telescopic fixing cylinders (45) are arranged at both ends of the screen fixing member (43).

3. The screen printing machine with convenient screen loading and unloading according to claim 1, characterized in that: A fixing member mounting plate (6) is provided between the screen fixing member (43) and the screen mounting frame (42), and adjustment slots (61) are provided at both ends of the fixing member mounting plate (6) in the horizontal direction, and adjustment locking holes (62) are provided in the vertical direction and communicated with the adjustment slots (61). The screen mounting frame (42) is movably embedded in the adjustment slots (61) and can move in the horizontal direction on the adjustment slots (61) to adjust the distance between the two screen fixing members (43).

4. The screen printing machine with convenient screen loading and unloading according to claim 1, characterized in that: The screen mounting assembly (4) further comprises a first driving mechanism (7) disposed between the screen mounting frame (41) and the screen mounting frame (42) and used for driving the screen mounting frame (42) to move up and down relative to the screen mounting frame (41).

5. The screen printing machine with convenient screen loading and unloading according to claim 4, characterized in that: The first driving mechanism (7) comprises: A first telescopic drive cylinder (71) is vertically mounted on the screen mounting frame (41); a first drive connecting rod (72) provided at the telescopic end of the first telescopic drive cylinder (71); A first sliding rod (73) is movably arranged on the screen mounting frame (41) and one end of which is connected to the first driving connecting rod (72) and the other end of which is connected to the screen mounting frame (42). There are two first sliding rods (73), and the two first sliding rods (73) are respectively arranged at both ends of the first driving connecting rod (72).

6. The screen printing machine with convenient screen loading and unloading according to claim 1, characterized in that: The printing mechanism (5) comprises: A printing mounting frame (51) is movably mounted on the mounting beam (3) in a horizontal direction; A printing head (52) is movably mounted on a printing mounting frame (51) in a vertical direction; A second driving mechanism (53) is provided between the printing mounting frame (51) and the printing head (52) and is used to drive the printing head (52) to move upward and downward; The third driving mechanism (54) is arranged between the printing mounting frame (51) and the mounting beam (3) and is used to drive the printing mounting frame (51) to move horizontally.

7. The screen printing machine with convenient screen loading and unloading according to claim 6, characterized in that: The second driving mechanism (53) comprises: A second telescopic drive cylinder (531) is vertically mounted on the printing mounting frame (51); a second drive connecting rod (532) provided at the telescopic end of the second telescopic drive cylinder (531); The second sliding rod (533) is movably arranged on the printing mounting frame (51) and one end of the second sliding rod is connected to the second driving connecting rod (532), and the other end is connected to the printing head (52). There are two second sliding rods (533), and the two second sliding rods (533) are respectively arranged at the two ends of the second driving connecting rod (532).

8. The screen printing machine with convenient screen assembly and disassembly according to claim 6, characterized in that: There are two printing heads (52), which are arranged side by side on the printing mounting frame (51) and are driven to rise and fall respectively by the two second driving mechanisms (53).

9. The screen printing machine with convenient screen loading and unloading according to claim 1, characterized in that: The frame (1) is further provided with a mounting column (8), the mounting crossbeam (3) is movably arranged on the mounting column (8) in a vertical direction, and a fourth driving mechanism (9) for driving the mounting crossbeam (3) to move upward and downward is provided between the mounting column (8) and the mounting crossbeam (3).

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