Composite printing screen with cleaning function

Abstract

The utility model provides a composite printing screen with a cleaning function, which relates to the technical field of printing screens and comprises a fixing plate and a fixing frame arranged on the upper surface of the fixing plate, a limiting frame is arranged on the upper surface of the fixing frame, and a printing plate is fixedly connected to the inner side wall of the limiting frame. A transmission mechanism for driving the limiting frame to move is arranged at the bottom of the fixing plate, the transmission mechanism comprises a first motor fixedly connected to the bottom of the fixing plate, the output end of the first motor is fixedly connected with a driving wheel, and the driving wheel is rotationally connected to the bottom of the fixing plate. According to the composite printing screen plate with the cleaning function, a second motor drives a second threaded rod to rotate, the second threaded rod drives a supporting rod to move through a moving block, the supporting rod drives a cleaning rod to clean the bottom of the printing plate, and it is avoided that sundries are accumulated at the bottom of the printing plate after long-time operation, and normal printing operation is affected; and the operation efficiency of the screen printing plate is improved.

Description

Technical Field

[0001] The utility model relates to a printing screen, in particular to a composite printing screen with a cleaning function, belonging to the technical field of printing screens. Background Art

[0002] Printing is a technology that uses processes such as plate making, inking, and pressurization to transfer ink from original manuscripts such as text, pictures, and photos to the surface of materials such as paper, fabric, and leather, in order to batch reproduce the content of the original manuscripts. In a simple sense, printing is a process that uses printing plates or other methods to transfer the graphic information on the original manuscript to the printing substrate.

[0003] A composite printing screen is disclosed in the Chinese patent application disclosure specification CN220163439U, which includes an upper mounting frame, a lower mounting frame and a printing screen. When replacing the printing screen, the utility model aligns the insertion holes around the printing screen and the upper mounting frame with the insertion rods, calibrates the upper mounting frame and the printing screen, and then fixes the threaded rod with a fixing bolt to complete the installation and replacement of the printing screen.

[0004] Although the above scheme can facilitate the replacement of the printing screen, the composite printing screen in the above patent needs to be manually disassembled and cleaned after the operation is completed, and the cleaning efficiency is not high. Therefore, we provide a composite printing screen with a cleaning function to solve the above problems. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model provides a composite printing screen with a cleaning function to solve the problem in the prior art that the composite printing screen needs to be manually disassembled and then cleaned after the operation is completed.

[0007] (II) Technical solution

[0008] The utility model is realized through the following technical scheme: a composite printing screen with a cleaning function, comprising a fixed plate and a fixed frame arranged on the upper surface of the fixed plate, a limit frame is arranged on the upper surface of the fixed frame, the inner side wall of the limit frame is fixedly connected with the printing plate, and a transmission mechanism for driving the limit frame to move is arranged at the bottom of the fixed plate.

[0009] Preferably, the transmission mechanism includes a first motor fixedly connected to the bottom of the fixed plate, the output end of the first motor is fixedly connected to a driving wheel, the driving wheel is rotatably connected to the bottom of the fixed plate, the outer surface of the driving wheel is meshed with a gear rod, the outer surface of the gear rod is meshed with a driven wheel, the driven wheel is rotatably connected to the bottom of the fixed plate, the outer surface of the driving wheel is provided with mutually symmetrical teeth on both sides, and the teeth on both sides of the driving wheel are alternately meshed with the gear rod and the driven wheel.

[0010] Preferably, a first threaded rod is fixedly sleeved inside the driven wheel, the upper surface of the fixing plate is fixedly connected to a support frame, the top end of the first threaded rod passes through the fixing plate and is rotatably connected to the inner top wall of the support frame, the outer surface of the first threaded rod is threadedly connected to a limiting frame, and one side of the outer surface of the limiting frame is slidably connected to the inner side wall of the support frame.

[0011] The two side walls of the limit frame are respectively provided with a first slide groove and a second slide groove, the inner side wall of the limit frame close to the fixed plate is provided with a clamping groove, and the outer surface of the limit frame is provided with a cleaning mechanism for cleaning the printing plate.

[0012] Preferably, the cleaning mechanism includes a second motor fixedly connected to the outer surface of the limit frame, the output end of the second motor is fixedly connected to a second threaded rod, the end of the second threaded rod away from the second motor is rotatably connected to the inside of the limit frame, the outer surface of the second threaded rod is threadedly connected to a moving block, and the outer surface of the moving block is slidably connected to a slide groove inside the limit frame.

[0013] Preferably, a first limiting block is fixedly connected to one side of the outer surface of the moving block, and an inner side wall of the first limiting block is slidably connected to the inside of the second sliding groove.

[0014] Preferably, the bottom of the moving block is fixedly connected to a support rod, the upper surface of the support rod is slidably connected to the bottom of the limit frame, the upper surface of the support rod is fixedly connected to a cleaning rod, the end of the support rod away from the moving block is fixedly connected to a second limit block, and one side of the outer surface of the second limit block is slidably connected to the inside of the first slide groove.

[0015] The utility model provides a composite printing screen with a cleaning function, which has the following beneficial effects:

[0016] 1. The composite printing screen with cleaning function drives the second threaded rod to rotate through the second motor, and the second threaded rod drives the support rod to move through the moving block, and the cleaning rod is driven by the support rod to clean the bottom of the printing plate, so as to avoid the accumulation of debris at the bottom of the printing plate during long-term operation, affecting the normal printing operation, and improving the printing screen operation efficiency.

[0017] 2. The composite printing screen with cleaning function drives the driving wheel to rotate through the first motor, and the driving wheel drives the first threaded rod to rotate through the gear rod and the driven wheel. The first threaded rod drives the limit frame to move up and down above the fixed frame, so that the printing plate rises to a certain height during cleaning, avoiding the printing mechanism from touching the fixed frame below during operation, thereby improving the safety of the cleaning mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0019] Figure 2 It is a three-dimensional structural schematic diagram of the transmission mechanism of the utility model;

[0020] Figure 3 It is a sectional view of the three-dimensional structure of the limiting frame of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the cleaning mechanism of the utility model.

[0022] Description of Reference Numerals

[0023] 1. Fixed plate; 2. Fixed frame; 3. Limit frame;

[0024] 4. Transmission mechanism; 41. First motor; 42. Driving wheel; 43. Gear rod; 44. Driven wheel; 45. First threaded rod; 46. Support frame;

[0025] 5. Printed version;

[0026] 6. Cleaning mechanism; 61. Second motor; 62. Second threaded rod; 63. Moving block; 64. First stop block; 65. Support rod; 66. Cleaning rod; 67. Second stop block;

[0027] 7. First slide slot; 8. Second slide slot; 9. Card slot. DETAILED DESCRIPTION

[0028] The embodiment of the utility model provides a composite printing screen with a cleaning function.

[0029] See also Figure 1 and Figure 2 , including a fixed plate 1 and a fixed frame 2 arranged on the upper surface of the fixed plate 1, a limit frame 3 is arranged on the upper surface of the fixed frame 2, a printing plate 5 is fixedly connected to the inner side wall of the limit frame 3, and the printing plate 5 is driven up and down by the limit frame 3 according to the cleaning needs, and a transmission mechanism 4 for driving the limit frame 3 to move is arranged at the bottom of the fixed plate 1.

[0030] See also Figure 2 The transmission mechanism 4 includes a first motor 41 fixedly connected to the bottom of the fixed plate 1, and the output end of the first motor 41 is fixedly connected to a driving wheel 42, which is rotatably connected to the bottom of the fixed plate 1. A gear rod 43 is meshed on the outer surface of the driving wheel 42, and a driven wheel 44 is meshed on the outer surface of the gear rod 43. The driven wheel 44 is rotatably connected to the bottom of the fixed plate 1. The outer surface of the driving wheel 42 is provided with mutually symmetrical teeth on both sides, and the teeth on both sides of the driving wheel 42 are alternately meshed with the gear rod 43 and the driven wheel 44.

[0031] A first threaded rod 45 is fixedly sleeved inside the driven wheel 44, and the limit frame 3 is driven by the first threaded rod 45 to move up and down above the fixed frame 2. The upper surface of the fixed plate 1 is fixedly connected to a support frame 46. The top end of the first threaded rod 45 penetrates the fixed plate 1 and is rotatably connected to the inner top wall of the support frame 46. The outer surface of the first threaded rod 45 is threadedly connected to the limit frame 3, and one side of the outer surface of the limit frame 3 is slidably connected to the inner side wall of the support frame 46.

[0032] In the above scheme, the driving wheel 42 is driven to rotate by the first motor 41, and the driving wheel 42 drives the driven wheel 44 to rotate through the gear column. The symmetrical teeth on both sides of the driving wheel 42 are alternately engaged with the gear rod 43 and the driven wheel 44 to drive the first threaded rod 45 to rotate horizontally inside the fixed plate 1, and the first threaded rod 45 drives the limit frame 3 to move up and down above the fixed frame 2.

[0033] See also Figure 1 and Figure 4 The two side walls of the limit frame 3 are respectively provided with a first slide groove 7 and a second slide groove 8, the inner side wall of the limit frame 3 close to the fixed plate 1 is provided with a card slot 9, and the outer surface of the limit frame 3 is provided with a cleaning mechanism 6 for cleaning the printing plate 5.

[0034] See also Figure 3 and Figure 4 The cleaning mechanism 6 includes a second motor 61 fixedly connected to the outer surface of the limit frame 3, the output end of the second motor 61 is fixedly connected to a second threaded rod 62, one end of the second threaded rod 62 away from the second motor 61 is rotatably connected to the inside of the limit frame 3, the outer surface of the second threaded rod 62 is threadedly connected to a moving block 63, and the outer surface of the moving block 63 is slidably connected to the internal slide groove of the limit frame 3.

[0035] A first limiting block 64 is fixedly connected to one side of the outer surface of the moving block 63 , and an inner side wall of the first limiting block 64 is slidably connected to the inside of the second sliding groove 8 .

[0036] A support rod 65 is fixedly connected to the bottom of the moving block 63, and the upper surface of the support rod 65 is slidably connected to the bottom of the limit frame 3. A cleaning rod 66 is fixedly connected to the upper surface of the support rod 65. The support rod 65 is horizontally moved at the bottom of the limit frame 3 through the first slide groove 7 and the second slide groove 8. The end of the support rod 65 away from the moving block 63 is fixedly connected to the second limit block 67. One side of the outer surface of the second limit block 67 is slidably connected to the inside of the first slide groove 7. After cleaning, the support rod 65 is driven by the second motor 61 to be retracted into the card slot 9 to prevent the support rod 65 from affecting the normal operation of the printing plate 5.

[0037] In the above scheme, when the limit frame 3 moves to a certain height, the second motor 61 drives the second threaded rod 62 to rotate, and the second threaded rod 62 drives the moving block 63 to move horizontally inside the limit frame 3. The moving block 63 drives the cleaning rod 66 through the support rod 65 to clean the bottom of the printing plate 5, thereby improving the cleaning efficiency of the printing screen. After cleaning, the support rod 65 is driven by the second motor 61 to be retracted into the card slot 9 to prevent the support rod 65 from affecting the normal operation of the printing plate 5.

[0038] When the utility model is in use, the printing plate 5 needs to be placed on the inner wall of the limiting frame 3 during printing, and the material to be printed is placed on the upper surface of the fixing frame 2 for printing. When the printing plate 5 needs to be cleaned, the limiting frame 3 is driven to rise by the transmission mechanism 4. When the limiting frame 3 is raised to a certain height, the bottom of the printing plate 5 is cleaned by the cleaning mechanism 6, so that the traditional printing plate 5 does not need to be disassembled when cleaning, thereby improving the printing screen operation efficiency.

[0039] The first motor 41 drives the driving wheel 42 to rotate, and the driving wheel 42 drives the driven wheel 44 to rotate through the tooth column. The symmetrical teeth on both sides of the driving wheel 42 are alternately engaged with the toothed rod 43 and the driven wheel 44 to drive the first threaded rod 45 to rotate horizontally inside the fixing plate 1, and the first threaded rod 45 drives the limit frame 3 to move up and down above the fixing frame 2;

[0040] When the limit frame 3 moves to a certain height, the second motor 61 drives the second threaded rod 62 to rotate, and the second threaded rod 62 drives the moving block 63 to move horizontally inside the limit frame 3. The moving block 63 drives the cleaning rod 66 through the support rod 65 to clean the bottom of the printing plate 5, thereby improving the cleaning efficiency of the printing screen. After cleaning, the second motor 61 drives the support rod 65 to be retracted into the card slot 9 to prevent the support rod 65 from affecting the normal operation of the printing plate 5.

[0041] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A composite printing screen with a cleaning function, comprising a fixing plate (1) and a fixing frame (2) arranged on the upper surface of the fixing plate (1), characterized in that: A limit frame (3) is arranged on the upper surface of the fixing frame (2), a printing plate (5) is fixedly connected to the inner side wall of the limit frame (3), and a transmission mechanism (4) for driving the limit frame (3) to move is arranged at the bottom of the fixing plate (1); The two side walls of the limit frame (3) are respectively provided with a first slide groove (7) and a second slide groove (8); the inner side wall of the limit frame (3) close to the fixed plate (1) is provided with a clamping groove (9); and the outer surface of the limit frame (3) is provided with a cleaning mechanism (6) for cleaning the printing plate (5).

2. The composite printing screen with cleaning function according to claim 1, characterized in that: The transmission mechanism (4) comprises a first motor (41) fixedly connected to the bottom of the fixed plate (1); the output end of the first motor (41) is fixedly connected to a driving wheel (42); the outer surface of the driving wheel (42) is meshed with a toothed rod (43); the outer surface of the toothed rod (43) is meshed with a driven wheel (44); the outer surface of the driving wheel (42) is provided with teeth symmetrically disposed on both sides; the teeth on both sides of the driving wheel (42) are alternately meshed with the toothed rod (43) and the driven wheel (44).

3. The composite printing screen with cleaning function according to claim 2, characterized in that: A first threaded rod (45) is fixedly sleeved inside the driven wheel (44); a support frame (46) is fixedly connected to the upper surface of the fixed plate (1); the top end of the first threaded rod (45) passes through the fixed plate (1) and is rotatably connected to the inner top wall of the support frame (46); the outer surface of the first threaded rod (45) is threadably connected to a limit frame (3); and one side of the outer surface of the limit frame (3) is slidably connected to the inner side wall of the support frame (46).

4. The composite printing screen with cleaning function according to claim 1, characterized in that: The cleaning mechanism (6) comprises a second motor (61) fixedly connected to the outer surface of the limit frame (3); the output end of the second motor (61) is fixedly connected to a second threaded rod (62); one end of the second threaded rod (62) away from the second motor (61) is rotatably connected to the inside of the limit frame (3); the outer surface of the second threaded rod (62) is threadably connected to a moving block (63); and the outer surface of the moving block (63) is slidably connected to a sliding groove inside the limit frame (3).

5. The composite printing screen with cleaning function according to claim 4, characterized in that: A first limiting block (64) is fixedly connected to one side of the outer surface of the moving block (63), and an inner side wall of the first limiting block (64) is slidably connected to the inside of the second sliding groove (8).

6. The composite printing screen with cleaning function according to claim 4, characterized in that: The bottom of the moving block (63) is fixedly connected to a support rod (65), the upper surface of the support rod (65) is fixedly connected to a cleaning rod (66), and one end of the support rod (65) away from the moving block (63) is fixedly connected to a second limit block (67), and one side of the outer surface of the second limit block (67) is slidably connected to the inside of the first slide groove (7).

Images