Cloth pressing structure of digital printing machine

Abstract

The utility model discloses a cloth pressing structure of a digital calico printing machine, which relates to the field of digital calico printing machines, and adopts the technical scheme that the cloth pressing structure comprises a workbench and a conveyor belt arranged on the workbench, a mounting rack is fixedly mounted at the top of the workbench through two clamping components, and a lifting frame is slidably mounted in the mounting rack through a height adjusting component; a pressing roller used for pressing cloth is rotationally installed in the lifting frame. Cloth is placed on the conveying belt to be conveyed, the height adjusting assembly can be used for adjusting the using height of the pressing roller according to the thicknesses of different pieces of cloth, then the pressing roller is rotated to press the cloth on the conveying belt, the pressing work of the cloth with different thicknesses is met, the pressing force of the pressing roller is adjusted, and the pressing efficiency is improved. During use, the pressing force can be adjusted according to the thickness of cloth.

Description

TECHNICAL FIELD

[0001] The utility model relates to digital printing machine field, more specifically, it relates to a digital printing machine cloth pressing structure. BACKGROUND

[0002] Digital printing machine is a large format printer industry, and the ink characteristic is water-based dispersion ink, which is printed on transfer paper and then transferred to cloth through high temperature, mainly applied in garment fabric printing and dyeing, and the cloth pressing structure is needed for pressing the cloth during the printing process, so as to provide limiting effect for the cloth and keep it stable during printing.

[0003] Because the thickness of different cloths is different, the existing cloth pressing structure cannot adjust the pressure of the cloth pressing structure according to the thickness of the cloth during use, so that the pressure does not correspond to the thickness of the cloth, which makes it inconvenient to press the cloth of different thickness, which is relatively inconvenient.

[0004] Therefore, a new scheme is needed to solve this problem. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a digital printing machine cloth pressing structure.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: a digital printing machine cloth pressing structure, comprising a workbench and a conveying belt arranged on the workbench, a mounting frame is fixedly installed on the top of the workbench through two clamping assemblies, a lifting frame is slidably installed in the mounting frame through a height adjusting assembly, a pressing roller for pressing the cloth is rotatably installed in the lifting frame, two anti-deviation plates for abutting against the side of the cloth are slidably installed in the mounting frame, the two anti-deviation plates can move close to or away from each other through sliding, and the pressing roller and the anti-deviation plates are located directly above the conveying belt.

[0007] Preferably, the height adjusting assembly comprises two connecting plates and two sliding blocks one, a sliding groove for accommodating the sliding block one to slide in the vertical direction is formed in the connecting plate, a vertical rod one is fixedly connected to the inner wall of the sliding groove, the vertical rod one penetrates the sliding block one, the inner top wall of the sliding groove and the top of the sliding block one are fixedly connected through a spring one, the spring one is sleeved on the vertical rod one, the cross sections of the mounting frame and the lifting frame are arranged in an inverted concave shape, the connecting plate is vertically arranged and fixedly connected to the inner top wall of the mounting frame, and the sliding block one is fixedly connected to the outer side wall of the lifting frame.

[0008] Preferably, a threaded rod is rotationally connected inside the mounting frame, the threaded rod comprises a left-handed portion and a right-handed portion, the left-handed portion and the right-handed portion are integrally formed and the spiral lines of the two are opposite in direction, two anti-deviation plates are respectively screw transmission connected on the left-handed portion and the right-handed portion, and scraping strips are arranged on the two anti-deviation plates, the length of the scraping strips is half of the width of the conveying belt, the two scraping strips are located directly above the conveying belt and are staggered, and the scraping strips are slidingly installed on the anti-deviation plates in the vertical direction.

[0009] Preferably, a through groove one is formed on each of the two anti-deviation plates, a vertical rod two is fixedly connected to the inner wall of the through groove one, a sliding block two is slidingly installed on the vertical rod two, and the inner top wall of the through groove one and the top of the sliding block two are fixedly connected through a spring two, the spring two is sleeved on the vertical rod two, the scraping strips are fixedly installed on the sliding block two through a suction accessory, and a through groove two is formed on each of the two anti-deviation plates for the scraping strips of adjacent anti-deviation plates to pass through.

[0010] Preferably, the suction accessory comprises a magnet, the magnet is fixedly connected to one side of the scraping strip close to the sliding block two, one side of the sliding block two is provided with an embedding groove for embedding the magnet, and the sliding block two is made of ferromagnetic metal.

[0011] Preferably, the clamping assembly comprises a clamping frame, two L-shaped plates and two springs three, the clamping frame is welded to the outer side wall of the workbench, the top of the clamping frame is provided with an opening and is used for embedding the bottom of the mounting frame, the two L-shaped plates are located on the two sides of the clamping frame, the two sides of the clamping frame are fixedly connected with L-shaped blocks, the two ends of the spring three are fixedly connected with the inner side wall of the L-shaped block and the vertical portion of the L-shaped plate respectively, and the clamping frame and the mounting frame are both provided with clamping grooves for embedding the horizontal portions of the L-shaped plates.

[0012] In summary, the utility model has the following beneficial effects: the utility model discloses a mounting frame is arranged on the top of the workbench, a lifting frame is slidingly arranged in the mounting frame through a height adjusting assembly, a compression roller is rotationally installed in the lifting frame, cloth is placed on the conveying belt for conveying, the use height of the compression roller is adjusted according to the thickness of different cloth through the height adjusting assembly, then the cloth on the conveying belt is compressed by rotating the compression roller, so that the compression of cloth of different thicknesses is satisfied, the spacing between the compression roller and the conveying belt is adjusted, so that the compression force of the compression roller is adjusted, and the compression force can be adjusted according to the thickness of the cloth during use.

[0013] Two anti-deviation plates are slidingly arranged in the mounting frame, the two anti-deviation plates can approach or move away from each other, so that when cloth is placed on the conveying belt for conveying, the two anti-deviation plates can approach or move away from each other according to the width of different cloth, so that the two anti-deviation plates abut against the two sides of the cloth, and the left and right deviation of the cloth when the cloth is compressed by the compression roller is avoided, so that the compression effect of the cloth is affected. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a partial sectional view of the utility model;

[0015] Figure 2 is Figure 1 is an enlarged schematic view of A part of

[0016] Figure 3 is a sectional view when the workbench and the conveying belt are removed in the utility model;

[0017] Figure 4 is a structural schematic view of the height adjusting assembly, the lifting frame and the compression roller in the utility model;

[0018] Figure 5 is an exploded view of the anti-deviation plate and the scraping strip in the utility model;

[0019] Figure 6 is Figure 5 is an enlarged schematic view of B part of

[0020] In the figure: 1, workbench; 2, conveying belt; 3, clamping assembly; 301, clamping frame; 302, L-shaped plate; 303, spring three; 4, mounting frame; 5, height adjusting assembly; 501, connecting plate; 502, sliding block one; 6, lifting frame; 7, compression roller; 8, anti-deviation plate; 9, sliding groove; 10, vertical rod one; 11, spring one; 12, threaded rod; 121, left-handed part; 122, right-handed part; 13, scraping strip; 14, through groove one; 15, vertical rod two; 16, sliding block two; 17, spring two; 18, through groove two; 19, magnet; 20, embedding groove; 21, U-shaped block; 22, clamping groove. DETAILED DESCRIPTION

[0021] The utility model will be described in detail below in combination with the drawings and examples.

[0022] Example:

[0023] A kind of cloth structure of digital printing machine, such as Figures 1 to 6As shown, including the workbench 1 and the conveyor belt 2 set on the workbench 1, the conveyor belt 2 is driven by rotating rollers and motors, the top of the workbench 1 is fixedly provided with a mounting frame 4 through two clamping assemblies 3, the inside of the mounting frame 4 is slidably provided with a lifting frame 6 through a height adjusting assembly 5, the inside of the lifting frame 6 is rotatably provided with a press roller 7 for pressing cloth through a rotating shaft, and the inside of the mounting frame 4 is slidably provided with two anti-deviation plates 8 for abutting against the side of the cloth, the two anti-deviation plates 8 can approach or move away from each other by sliding, the press roller 7 and the anti-deviation plate 8 are located directly above the conveyor belt 2, the height adjusting assembly 5 includes two connecting plates 501 and two sliding blocks 502, the connecting plate 501 is provided with a sliding groove 9 for accommodating the sliding block 502 to slide in the vertical direction, the inner wall of the sliding groove 9 is welded with a vertical rod 10, the vertical rod 10 is vertically arranged, the vertical rod 10 penetrates through the sliding block 502, the inner top wall of the sliding groove 9 and the top of the sliding block 502 are welded through a spring 11, the spring 11 is sleeved on the vertical rod 10, the cross sections of the mounting frame 4 and the lifting frame 6 are arranged in an inverted concave shape, the connecting plate 501 is vertically arranged and welded on the inner top wall of the mounting frame 4, and the sliding block 502 is welded on the outer side wall of the lifting frame 6.

[0024] The inside of the mounting frame 4 is rotatably connected with a threaded rod 12 through a servo motor, the axial direction of the threaded rod 12 is parallel to the axial direction of the press roller 7, the threaded rod 12 includes a left-handed portion 121 and a right-handed portion 122, the left-handed portion 121 and the right-handed portion 122 are integrally formed and the screw lines of the two are opposite in direction, one end of the threaded rod 12 close to the left-handed portion 121 is rotatably installed on the inner side wall of the mounting frame 4, the other end of the threaded rod 12 close to the right-handed portion 122 penetrates through the side wall of the mounting frame 4 and is welded with the output end of the servo motor, the servo motor is connected with the outer side wall of the mounting frame 4 through bolts, the two anti-deviation plates 8 are respectively connected with the left-handed portion 121 and the right-handed portion 122 through screw transmission, and each of the two anti-deviation plates 8 is provided with a scraping strip 13, the length of the scraping strip 13 is half of the width of the conveyor belt 2, the two scraping strips 13 are located directly above the conveyor belt 2 and are staggered, the scraping strip 13 is slidably installed on the anti-deviation plate 8 in the vertical direction, each of the two anti-deviation plates 8 is provided with a through groove 14, the inner wall of the through groove 14 is welded with a vertical rod 15, the vertical rod 15 is vertically arranged, a sliding block 16 is slidably installed on the vertical rod 15, the inner top wall of the through groove 14 and the top of the sliding block 16 are welded through a spring 17, the spring 17 is sleeved on the vertical rod 15, the scraping strip 13 is fixedly installed on the sliding block 16 through a suction member, and each of the two anti-deviation plates 8 is provided with a through groove 18, the through groove 18 is used for the scraping strip 13 of the adjacent anti-deviation plate 8 to pass through, the suction member includes a magnet 19, the magnet 19 is bonded on one side of the scraping strip 13 close to the sliding block 16, one side of the sliding block 16 is provided with an embedding groove 20 for embedding the magnet 19, and the sliding block 16 is made of ferromagnetic metal, and the sliding block 16 is made of metal iron.

[0025] The clamping assembly 3 comprises a clamping frame 301, two L-shaped plates 302 and two spring threes 303, the clamping frame 301 is welded on the outer side wall of the workbench 1, the top of the clamping frame 301 is provided with an opening and is used for embedding the bottom of the mounting frame 4, the two L-shaped plates 302 are located on the two sides of the clamping frame 301, the two sides of the clamping frame 301 are welded with two shaped blocks 21, the two shaped blocks 21 located on the two sides of the clamping frame 301 are symmetrically arranged, the two ends of the spring three 303 are welded on the inner side wall of the shaped block 21 and the vertical part of the L-shaped plate 302 respectively, and the clamping frame 301 and the mounting frame 4 are both provided with a clamping groove 22 used for embedding the horizontal part of the L-shaped plate 302.

[0026] The user first embeds the bottom of the mounting frame 4 into the top opening of the two clamping frames 301 respectively, at this time, the clamping grooves 22 located on the clamping frame 301 and the mounting frame 4 are communicated, then the horizontal part of the L-shaped plate 302 is sequentially embedded into the clamping groove 22 on the clamping frame 301 and the mounting frame 4, which is used for avoiding the deviation of the mounting frame 4 when the mounting frame 4 is installed on the workbench 1, and facilitating the installation of the mounting frame 4 on the top of the workbench 1, by moving the L-shaped plate 302 towards the direction of the shaped block 21, at this time, the spring three 303 is extruded and compressed, until the horizontal part of the L-shaped plate 302 is separated from the clamping groove 22 of the clamping frame 301 and the clamping groove 22 of the mounting frame 4 respectively, then the mounting frame 4 is moved upwards until the bottom of the mounting frame 4 is separated from the inside of the two clamping frames 301, the mounting frame 4 can be disassembled from the workbench 1 for transportation to reduce the occupied space.

[0027] When the mounting frame 4 is installed on the workbench 1, at this time the pressing roller 7, the threaded rod 12 and the anti-deviation plates 8 are all located directly above the conveying belt 2, when the user places the cloth on the conveying belt 2 and transports it towards the pressing roller 7, first, the servo motor is started to drive the threaded rod 12 to rotate clockwise, when the threaded rod 12 rotates, it drives the two anti-deviation plates 8 to move respectively, at this time, one of the anti-deviation plates 8 moves on the left-hand rotating part 121, and the other anti-deviation plate 8 moves on the right-hand rotating part 122, because the spiral line direction of the left-hand rotating part 121 is opposite to that of the right-hand rotating part 122, when the threaded rod 12 rotates clockwise, the distance between the two anti-deviation plates 8 gradually decreases, until the two anti-deviation plates 8 are in contact with the two sides of the cloth, at this time, the scraping strips 13 on the two anti-deviation plates 8 are in contact with the surface of the cloth, and the two scraping strips 13 simultaneously scrape off the impurities attached to the surface of the cloth, avoiding the impurities affecting the pressing effect of the cloth when the cloth is transported together, when the two anti-deviation plates 8 move close to each other, the scraping strip 13 on one of the anti-deviation plates 8 will pass through the through slot two 18 on the other anti-deviation plate 8, when the servo motor is started to drive the threaded rod 12 to rotate counterclockwise, at this time, the distance between the two anti-deviation plates 8 gradually increases for contact with the two sides of the wider cloth, so that the two anti-deviation plates 8 can move close to or away from each other according to the width of different cloths, until the two anti-deviation plates 8 are in contact with the two sides of the cloth, avoiding the cloth from shifting left and right on the conveying belt when being pressed, affecting the pressing effect of the cloth, when the cloth of different thicknesses is conveyed by the conveying belt 2, at this time, the surface of the cloth first contacts the bottom of the two scraping strips 13, when the cloth contacts the scraping strips 13, it drives the sliding block two 16 to move vertically upward, so that the sliding block two 16 moves in the through slot one 14, at this time, the magnet 19 is embedded in the embedding groove 20, the scraping strip 13 is conveniently installed on the sliding block two 16 through the magnet 19, when the sliding block two 16 moves upward, the spring two 17 is squeezed and deformed, so that the two scraping strips 13 can scrape off the impurities on the surface of the cloth of different thicknesses, when it is necessary to replace the scraping strip 13, the user pulls the scraping strip 13 along the axial direction of the pressing roller 7 to drive the magnet 19 to move, until the magnet 19 is separated from the embedding groove 20, so that the magnet 19 is not attracted to the sliding block two 16, facilitating the disassembly and replacement of the scraping strip 13.

[0028] When the cloth is scraped by the two scraping strips 13, the cloth continues to be transported by the conveying belt 2 to the direction close to the compression roller 7 until the cloth is in contact with the bottom of the compression roller 7, and the cloth drives the lifting frame 6, the compression roller 7 and the two sliding blocks 502 to move vertically upward, at this time, the sliding blocks 502 move in the vertical direction in the sliding groove 9, and the spring 11 is pressed to deform when the sliding blocks 502 move upward, so that the cloth of different thicknesses can be compressed, until the cloth is in contact friction with the compression roller 7 during conveying, so that the compression roller 7 rotates in the lifting frame 6 and can compress the cloth of different thicknesses, so as to meet the compression work of the cloth of different thicknesses, and the compression force of the compression roller 7 is adjusted by adjusting the distance between the compression roller 7 and the conveying belt 2, so that the compression force can be adjusted according to the thickness of the cloth during use.

[0029] The preferred embodiments of the present application have been described above, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical scheme falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled in the art, some improvements and decorations without departing from the principles of the present application can also be considered as the protection scope of the present application.

Claims

1. A cloth pressing structure of a digital printing machine, comprising a workbench (1) and a conveying belt (2) arranged on the workbench (1), characterized in that: The workbench (1) top is fixedly provided with a mounting rack (4) through two clamping assemblies (3), the mounting rack (4) is slidably provided with a lifting frame (6) through a height adjusting assembly (5), the lifting frame (6) is rotatably provided with a compression roller (7) for compressing cloth, and the mounting rack (4) is slidably provided with two anti-deviation plates (8) for abutting against the side of the cloth, the two anti-deviation plates (8) can be close to or away from each other by sliding, and the compression roller (7) and the anti-deviation plate (8) are located above the conveying belt (2).

2. The fabric pressing structure of a digital printing machine according to claim 1, characterized in that: The height adjusting assembly (5) comprises two connecting plates (501) and two sliding blocks (502), the connecting plate (501) is provided with a sliding groove (9) for accommodating the sliding block (502) to slide in the vertical direction, the inner wall of the sliding groove (9) is fixedly connected with a vertical rod (10), the vertical rod (10) penetrates the sliding block (502), the inner top wall of the sliding groove (9) and the top of the sliding block (502) are fixedly connected through a spring (11), the spring (11) is sleeved on the vertical rod (10), the cross sections of the mounting rack (4) and the lifting frame (6) are arranged in an inverted concave shape, the connecting plate (501) is vertically arranged and fixedly connected to the inner top wall of the mounting rack (4), and the sliding block (502) is fixedly connected to the outer side wall of the lifting frame (6).

3. The fabric pressing structure of a digital printing machine according to claim 1, characterized in that: The mounting rack (4) is rotatably connected with a threaded rod (12), the threaded rod (12) comprises a left-handed portion (121) and a right-handed portion (122), the left-handed portion (121) and the right-handed portion (122) are integrally formed and the spiral lines of the two are opposite in direction, the two anti-deviation plates (8) are respectively screw transmission connected with the left-handed portion (121) and the right-handed portion (122), and each of the two anti-deviation plates (8) is provided with a scraping strip (13), the length of the scraping strip (13) is half of the width of the conveying belt (2), the two scraping strips (13) are located above the conveying belt (2) and are staggered, and the scraping strips (13) are slidably arranged on the anti-deviation plates (8) in the vertical direction.

4. The fabric pressing structure of a digital printing machine according to claim 3, characterized in that: Two anti-deviation plates (8) are provided with a through groove (14), the inner wall of the through groove (14) is fixedly connected with a vertical rod (15), the vertical rod (15) is slidably provided with a sliding block (16), the inner top wall of the through groove (14) and the top of the sliding block (16) are fixedly connected through a spring (17), the spring (17) is sleeved on the vertical rod (15), the scraping strip (13) is fixedly arranged on the sliding block (16) through a suction member, and each of the two anti-deviation plates (8) is provided with a through groove (18), the through groove (18) is used for the scraping strip (13) of the adjacent anti-deviation plate (8) to pass through.

5. The fabric pressing structure of a digital printing machine according to claim 4, characterized in that: The suction member comprises a magnet (19), the magnet (19) is fixedly connected to one side of the scraping strip (13) close to the sliding block (16), one side of the sliding block (16) is provided with an embedding groove (20) for embedding the magnet (19), and the sliding block (16) is made of ferromagnetic metal.

6. The fabric pressing structure of a digital printing machine according to claim 1, characterized in that: Said clamping assembly (3) includes a clamping frame (301), two L-shaped plates (302) and two spring threes (303), the clamping frame (301) is welded on the outer side wall of the workbench (1), the top of the clamping frame (301) is provided with an opening and is used for embedding the bottom of the mounting frame (4), two L-shaped plates (302) are located on the two sides of the clamping frame (301), the two sides of the clamping frame (301) are fixedly connected with a U-shaped block (21), and the two ends of the spring three (303) are fixedly connected with the inner side wall of the U-shaped block (21) and the vertical part of the L-shaped plate (302) respectively, and the clamping frame (301) and the mounting frame (4) are both provided with a clamping groove (22) for embedding the horizontal part of the L-shaped plate (302).

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