Flat type printing machine

Abstract

The utility model relates to the technical field of fabric printing, in particular to a flattening type printing machine which comprises a cavity horizontally penetrating through a cavity, a printing plate is vertically arranged in the cavity in a sliding mode, a flattening assembly is arranged at the lower end of the printing plate, and the contact priority of the flattening assembly and fabric is higher than that of the printing plate and the fabric. The flattening assembly makes contact with the fabric and pulls the fabric in the unfolding direction when the printing plate moves downwards. The air cylinder drives the printing plate to be close to the fabric, the printing plate drives the pressing block and the sliding pressing block to press the fabric, it is ensured that the fabric cannot move during printing, the printing quality is improved, and meanwhile when the fabric is pressed, an external power system drives the rotary sleeve to rotate and drives the threaded shaft and the sliding pressing block to move; the pressing block slides to push the pressing block to move, the fabric can be pulled all around when pressed, it is guaranteed that the surface of the fabric is smooth during printing, and the printing quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fabric printing, in particular to flat type printing machine. BACKGROUND

[0002] Printing process can form patterns and characters on the surface of fabric by using one or several different colors of dyes or pigments.

[0003] The prior art with the publication number CN106004024A discloses a weaving and printing flattening device for textiles, which flattens the fabric before and after printing by using rollers at different positions, mainly uses the flattening of the rollers to ensure the flatness of the fabric, but can only solve the unevenness of the fabric itself, and cannot solve the problems of creases along the roller shaft direction of the fabric itself and the edge curling and wrinkling of the fabric during transportation on the roller.

[0004] Therefore, there is a need for flat type printing machine to solve the problem of uneven surface during fabric printing. INVENTION CONTENTS

[0005] In view of the deficiencies of the prior art, the purpose of the utility model is to provide flat type printing machine, which tightens the fabric before printing by the flattening assembly, and then pulls the fabric around the printing position, ensuring the flatness of the printing position, which helps to increase the printing quality.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: the flat type printing machine comprises a cavity with a cavity through a horizontal cavity, a printing plate is vertically slidably arranged in the cavity, a flattening assembly is arranged at the lower end of the printing plate, the contact priority of the flattening assembly and the fabric is higher than the contact priority of the printing plate and the fabric, and the flattening assembly contacts the fabric and pulls the fabric in the unfolding direction when the printing plate is displaced downward.

[0007] By adopting the above technical scheme, the external air pressure system provides power for the cylinder, and the cylinder drives the printing plate to move up and down. Before the printing plate prints the fabric on the bottom wall of the cavity, the flattening assembly tightens the fabric and simultaneously pulls the fabric around, which can pull the fabric surface apart and reduce the influence of uneven surface on the printing quality.

[0008] The utility model is further provided as follows: the flattening assembly comprises two pressing blocks arranged below the printing plate and a sliding pressing block, the two pressing blocks move in opposite directions, and the moving direction of the pressing blocks is perpendicular to the through direction of the cavity, and the sliding pressing block passes through the middle of the two pressing blocks and pushes the two pressing blocks apart.

[0009] By adopting the technical scheme, the two pressing blocks are first used to press the fabric at the middle position of the fabric, and then the sliding pressing block is moved to the middle position between the two pressing blocks, so that the sliding pressing block pushes the two pressing blocks to move away from each other, and the fabric is pulled apart to the two sides, and the fabric is also pulled apart in the vertical direction of the movement of the sliding pressing block, so that the fabric is pulled apart in multiple directions around the printing position, and the fabric is flattened.

[0010] The utility model further sets up: two slide rods are fixedly arranged on one end of the pressing block close to the printing plate, pressure springs are fixedly arranged on the slide rod, the upper end of the pressure spring is fixedly arranged with a sliding block, two first sliding grooves that are positionally symmetrical are formed in the bottom wall of the printing plate, and the two first sliding grooves are respectively located at the two end positions of the pressing block, and the two sliding blocks on the same pressing block are respectively slidably connected with the inner walls of different first sliding grooves.

[0011] By adopting the technical scheme, the initial position of the pressing block is ensured to be located at the middle position of the fabric by the reset spring, and the fabric is pressed by the pressing block before printing, and the pressing block and the fabric are always in the extrusion state during the movement of the pressing block, so that the pressing block can exert pressure and friction on the fabric.

[0012] The utility model further sets up: the support block is fixedly arranged on one end of the printing plate close to the cavity opening, and the support block extends downward below the printing plate, a second sliding groove is through -perforated in the support block along the through -perforated direction of the cavity, a rotating sleeve is slidably connected with the inner wall of the second sliding groove, the rotating sleeve is internally provided with a screw thread and is threadedly connected with a threaded shaft extending below the printing plate, and the threaded shaft is fixedly connected with the sliding pressing block at the end away from the rotating sleeve.

[0013] By adopting the technical scheme, the rotating sleeve is driven to rotate by the external power system, the rotating sleeve is threadedly connected with the threaded shaft, the sliding pressing block fixedly connected with the threaded shaft abuts against the lower end of the printing plate, so that the rotating sleeve drives the threaded shaft to move along the through -perforated direction of the cavity when rotating, the threaded shaft drives the sliding pressing block to move, the sliding pressing block pushes the pressing block to move to the two sides and also scrapes the surface of the fabric, and the sliding pressing block can also discharge the sundries on the surface of the fabric from the printing position, increase the printing quality, and provide power for the movement of the pressing block.

[0014] The utility model further sets up: the sliding pressing block is "<", the pointed end faces the gap between the two pressing blocks, the sliding pressing block abuts against the lower end of the printing plate and is located on the side of the pressing block away from the support block, the threaded shaft passes through the gap between the two pressing blocks, and the edge close to the fabric on the outer side of the sliding pressing block is a circular arc edge, and the edge close to the fabric on the inner side of the sliding pressing block is a right angle edge.

[0015] By adopting the above technical scheme, the two pressing blocks are separated to two sides by the "<" of the sliding pressing block, the burrs on the surface of the fabric are compacted by the arc edge of the lower surface of the sliding pressing block, and the sundries are discharged, and after the printing is completed, the burrs generated during printing are scraped flat by the right angle edge of the lower surface of the sliding pressing block, thereby increasing the product quality.

[0016] The utility model further sets up: each side of the pressing block bottom surface is arranged as arc edge, and the pressing block thickness is greater than the sliding pressing block thickness.

[0017] By adopting the above technical scheme, the burrs on the surface of the fabric are compacted when the fabric is pressed and moved, and the fabric is prevented from being pierced by the pressing block corner, and the pressing block thickness greater than the sliding pressing block can ensure that the pressing block presses the fabric first, a certain pressure is ensured between the pressing block and the fabric by the pressure spring, and then the fabric is scraped flat by the sliding pressing block, thereby preventing the fabric from being damaged due to direct contact with the sliding pressing block.

[0018] The utility model further sets up: two first through grooves are formed in the lower end of the printing plate, the two first through grooves are communicated with the two first sliding grooves and are in the shape of "back", the depth of the first through groove is the same as the thickness of the pressing block, a second through groove is further formed in the bottom wall of the printing plate, and the depth of the second through groove is the same as the thickness of the sliding pressing block.

[0019] By adopting the above technical scheme, after the fabric before printing is flattened, the pressing block and the sliding pressing block are respectively below the corresponding positions of the first through groove and the second through groove, the printing plate is continuously driven downward by the air cylinder, the pressing block drives the sliding rod to compress the pressure spring and enters the first through groove, the sliding pressing block drives the threaded shaft and the rotating sleeve to move upward, the sliding pressing block enters the second through groove, the cooperation of the printing action and the flattening action is completed, and the working efficiency and the product quality are increased.

[0020] The utility model further sets up: one end of the printing plate close to the cavity opening is flush with the cavity port, and the supporting block is located outside the cavity opening.

[0021] By adopting the above technical scheme, it is ensured that the supporting block does not interfere during printing, and the supporting block can also support the rotating sleeve.

[0022] In summary, the utility model has the following beneficial effects:

[0023] The printing plate is driven by the cylinder to approach the fabric, the printing plate drives the pressing block and the sliding pressing block to press the fabric tightly, so that the fabric cannot move during printing, and the printing quality is improved; meanwhile, the rotating sleeve is driven to rotate by the external power system during pressing the fabric, the threaded shaft and the sliding pressing block are driven to move, the sliding pressing block pushes the pressing block to move, and the fabric can be pulled around during pressing the fabric, so that the surface of the fabric is flat during printing, and the printing quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structural schematic view of the utility model;

[0025] Figure 2 It is a structural schematic view of the sliding pressing block in the utility model;

[0026] Figure 3 It is a structural schematic view of the printing plate in the utility model;

[0027] Figure 4 It is a structural schematic view of the pressing block in the utility model;

[0028] Figure 5 It is a sectional view of the sliding block in the utility model;

[0029] Figure 6 It is a structural schematic view of the threaded shaft in the utility model;

[0030] Figure 7 It is a sectional view of the supporting block in the utility model.

[0031] In the drawings:

[0032] 11, cavity; 12, cavity; 13, printing plate; 14, first sliding groove; 15, first through groove; 16, second through groove; 17, sliding block; 18, sliding rod; 19, pressing block; 20, return spring; 21, pressure spring; 22, sliding pressing block; 23, threaded shaft; 24, supporting block; 25, rotating sleeve; 26, second sliding groove. DETAILED DESCRIPTION

[0033] The utility model will be described in detail below by combining the drawings in the embodiment. EMBODIMENT

[0034] The flat printing machine, like Figures 1 to 4As shown, the cavity 11 includes a cavity 12 that runs horizontally through it. A printing plate 13 is vertically slidably disposed in the cavity 12. A flattening component is provided at the lower end of the printing plate 13. The flattening component has a higher contact priority with the fabric than the printing plate 13 has a higher contact priority with the fabric. When the flattening component contacts the fabric and the printing plate 13 moves downward, it pulls the fabric in the unfolding direction. The flattening component includes two pressing blocks 19 and a sliding pressing block 22 disposed below the printing plate 13. The two pressing blocks 19 move in opposite directions, and the direction of movement of the pressing blocks 19 is perpendicular to the direction of penetration of the cavity 12. The sliding pressing block 22 passes through the middle of the two pressing blocks 19 and pushes the two pressing blocks 19 apart to both sides.

[0035] like Figures 4 to 5 As shown, two sliding rods 18 are fixedly provided at one end of the pressure block 19 near the printing plate 13. A pressure spring 21 is fixedly provided on the sliding rod 18. A slider 17 is fixedly provided at the upper end of the pressure spring 21. Two first sliding grooves 14 are opened on the bottom wall of the printing plate 13. The two first sliding grooves 14 are located at both ends of the pressure block 19, and the two sliders 17 on the same pressure block 19 are slidably connected to the inner walls of different first sliding grooves 14. A support block 24 is fixedly provided at one end of the printing plate 13 near the opening of the cavity 12. The support block 24 extends downward to the bottom of the printing plate 13. A second sliding groove 26 is provided through the support block 24 along the through direction of the cavity 12. A rotating sleeve 25 is slidably connected to the inner wall of the second sliding groove 26. The rotating sleeve 25 is threaded and threadedly connected to a threaded shaft 23 extending to the bottom of the printing plate 13. The end of the threaded shaft 23 away from the rotating sleeve 25 is fixedly connected to the sliding pressure block 22.

[0036] like Figures 6 to 7 As shown, the sliding pressure block 22 is shaped like a "<" with its tip pointing towards the gap between the two pressure blocks 19. The sliding pressure block 22 abuts against the lower end of the printing plate 13 and is located on the side of the pressure block 19 away from the support block 24. The threaded shaft 23 passes through the gap between the two pressure blocks 19. The outer edge of the sliding pressure block 22 near the fabric is a rounded edge, and the inner edge of the sliding pressure block 22 near the fabric is a right-angled edge. All sides of the bottom surface of the pressure block 19 are set as rounded edges, and the thickness of the pressure block 19 is greater than the thickness of the sliding pressure block 22.

[0037] like Figure 3 As shown, the lower end of the printing plate 13 has two first through grooves 15, and the two first through grooves 15 connect the two first sliding grooves 14 and form a "U" shape. The depth of the first through groove 15 is the same as the thickness of the pressure block 19. The bottom wall of the printing plate 13 also has a second through groove 16, the depth of which is the same as the thickness of the sliding pressure block 22. The end of the printing plate 13 near the opening of the cavity 12 is flush with the port of the cavity 11, and the support block 24 is located outside the opening of the cavity 12.

[0038] The fabric is placed on the bottom wall of the cavity 12, and then the external air pressure system provides power to the air cylinder, the air cylinder drives the printing plate 13 to move downward, the printing plate 13 drives the pressing block 19 to press the fabric downward through the sliding block 17 and the sliding rod 18, and the two pressing blocks 19 are located in the middle position of the fabric, at this time, the pressure spring 21 is compressed by the reverse force of the pressing block 19 and the bottom wall of the cavity 12, and the pressing block 19 moves slightly upward, so that the sliding pressing block 22 located higher than the pressing block 19 is in contact with the surface of the fabric, and at this time, the pressing block 19 is located below the printing plate 13, the printing plate 13 stops moving downward, and then the external power system drives the rotating sleeve 25 to rotate, the rotating sleeve 25 is screwed with the threaded shaft 23, and the rotating sleeve 25 is limited by the inner wall of the second sliding groove 26 to rotate around its own axis and slide along the inner wall of the second sliding groove 26, and the sliding pressing block 22 and the threaded shaft 23 are limited by the bottom wall of the printing plate 13 and cannot rotate, so that the rotating sleeve 25 can drive the threaded shaft 23 and the sliding pressing block 22 to move along the direction of the cavity 12, that is, through the gap between the two pressing blocks 19, and the structure of the outer side wall of the sliding pressing block 22 can drive the pressing block 19 to move to both sides, so that the pressing block 19 and the sliding pressing block 22 are both moved with the surface of the fabric, and the fabric is pulled open around the printing position by the friction force, the fabric is flattened, and the fabric surface is also compacted and the debris is discharged during the movement of the pressing block 19 and the sliding pressing block 22, so as to increase the printing efficiency, when the sliding pressing block 22 and the pressing block 19 move to the farthest point, that is, the pressing block 19 and the sliding pressing block 22 are located below the first through groove 15 and the second through groove 16 respectively, the air cylinder continues to drive the printing plate 13 to move downward, the pressing block 19 enters the first through groove 15, and the sliding pressing block 22 enters the second through groove 16, so that the printing plate 13 contacts the fabric and performs printing, the printing operation is completed, the air cylinder drives the printing plate 13 to move upward, and when the printing plate 13 moves to a height at which the sliding pressing block 22 can move between the fabric and the printing plate 13, it stops, at this time, the external power system drives the rotating sleeve 25 to rotate in the opposite direction, thereby driving the threaded shaft 23 and the sliding pressing block 22 to move in the opposite direction, and the pressing block 19 also moves in the opposite direction under the driving of the return spring 20, the burrs generated during printing are flattened by the opposite movement of the sliding pressing block 22 and the pressing block 19, and the printing quality is further improved, and after the sliding pressing block 22 moves to the initial position, the air cylinder drives the printing plate 13 to move upward, and the whole process is completed.

[0039] 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 solutions falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principles of the present application shall also be considered as the protection scope of the present application.

Claims

1. Flat type printing machine comprising a horizontal cavity (11) through which a cavity (12) passes, characterized in that: The flatting assembly is in contact with the fabric and pulls the fabric in the spreading direction when the printing plate (13) is displaced downward.

2. The flat type printing machine according to claim 1, characterized in that: The flatting assembly includes two pressing blocks (19) and a sliding pressing block (22) arranged below the printing plate (13), the two pressing blocks (19) move in opposite directions, and the moving direction of the pressing blocks (19) is perpendicular to the penetrating direction of the cavity (12), and the sliding pressing block (22) penetrates between the two pressing blocks (19) and pushes the two pressing blocks (19) apart.

3. The flat type printing machine according to claim 2, characterized in that: Two slide rods (18) are fixedly arranged on one end of the pressing block (19) close to the printing plate (13), a pressure spring (21) is fixedly arranged on the slide rod (18), an upper end of the pressure spring (21) is fixedly arranged with a sliding block (17), and a bottom wall of the printing plate (13) is provided with two first sliding grooves (14) in a position-symmetrical manner, the two first sliding grooves (14) are respectively located at two ends of the pressing block (19), and the two sliding blocks (17) on the same pressing block (19) are respectively connected with the inner walls of different first sliding grooves (14) in a sliding manner.

4. The flat type printing machine according to claim 3, characterized in that: A supporting block (24) is fixedly arranged on one end of the printing plate (13) close to the opening of the cavity (12), the supporting block (24) extends downward below the printing plate (13), a second sliding groove (26) is arranged in the penetrating direction of the cavity (12), a rotating sleeve (25) is connected with the inner wall of the second sliding groove (26) in a sliding manner, a threaded shaft (23) extending downward below the printing plate (13) is arranged in the rotating sleeve (25) in a threaded manner, and one end of the threaded shaft (23) away from the rotating sleeve (25) is fixedly connected with the sliding pressing block (22).

5. The flat type printing machine according to claim 4, characterized in that: The sliding pressing block (22) is "<" and the pointed end faces the gap between the two pressing blocks (19), the sliding pressing block (22) is in abutment with the lower end of the printing plate (13) and located on the side of the pressing block (19) away from the supporting block (24), the threaded shaft (23) penetrates through the gap between the two pressing blocks (19), and the edge of the sliding pressing block (22) close to the fabric on the outer side is a circular arc edge, and the edge of the sliding pressing block (22) close to the fabric on the inner side is a right angle edge.

6. The flat type printing machine according to claim 5, characterized in that: The bottom surface of the pressing block (19) is provided with a circular arc edge, and the thickness of the pressing block (19) is greater than the thickness of the sliding pressing block (22).

7. The flat type printing machine according to claim 6, characterized in that: A first through groove (15) is arranged at the lower end of the printing plate (13), the two first through grooves (15) are communicated with the two first sliding grooves (14) and are in the shape of "back", the depth of the first through groove (15) is the same as the thickness of the pressing block (19), and a second through groove (16) is further arranged in the bottom wall of the printing plate (13), and the depth of the second through groove (16) is the same as the thickness of the sliding pressing block (22).

8. The flat type printing machine according to claim 5, characterized in that: The printing plate (13) is flush with the port of the cavity (11) at one end near the opening of the cavity (12), and the support block (24) is located outside the opening of the cavity (12).

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