CN211077862U - Flattening and clamping device and digital printing machine - Google Patents

Abstract

The utility model belongs to the technical field of digital printing machines, in particular to a flattening and clamping device, comprising: a worktable; a pressing roller mechanism is arranged above the worktable; the pressing roller mechanism comprises two pressing rollers symmetrically arranged above the worktable assembly, and two pressure roller drive assemblies that drive the two pressure roller assemblies to approach or move away from each other along the X direction; the pressure roller assembly includes a pressure roller; both ends of the roller shaft of the pressure roller are provided with height adjustment parts, and the adjustment parts are installed on the pressure roller drive On the drive of the assembly; the pressing roller driving assembly drives the pressing rollers of the two pressing roller assemblies away from each other to level the fabric to be printed on the worktable from the middle of the fabric to be printed to both sides, and adjusts the two pressing roller assemblies when they move to the end. The two ends of the fabric to be printed are clamped, so that the fabric will not be offset or wrinkled during printing, so that the printing position of the fabric is accurate; and a Z-direction lifting mechanism is installed on the side of the worktable and used to drive two pressing rollers The assembly moves in the Z direction to abut or move away from the fabric to be printed on the table.

Description

Flattening and clamping device and digital printing machine

technical field

The utility model belongs to the technical field of digital printing machines, in particular to a flattening and clamping device and a digital printing machine.

Background technique

Digital printing is printing using digital technology. Digital printing technology is a high-tech product that integrates machinery, computer electronic information technology and is gradually formed with the continuous development of computer technology. Due to the requirements of the printing process, the cloth needs to be laid flat on the worktable, which requires a pressing roller to achieve; the position between the existing pressing roller and the worktable is fixed and cannot be adjusted, and there are the following problems: when When printing different fabrics with different thicknesses and different objects, since the position between the two cannot be adjusted, the fabric is not easy to pass through the gap between the pressing roller and the worktable, which makes the digital printing impractical; in addition, the pressing roller can only The fabric is flat and does not have a clamping effect. When the digital printing head moves and prints, the fabric will bulge or wrinkle slightly, resulting in uneven or slightly skewed printing on the fabric, resulting in inaccurate fabric printing and unsatisfactory requirements, resulting in waste.

Utility model content

The purpose of the utility model is to provide a digital printing machine, which aims to solve the technical problem that the pressing roller mechanism in the prior art does not have a material clamping effect, resulting in inaccurate cloth printing and unsatisfactory requirements.

In order to achieve the above purpose, a digital printing machine provided by an embodiment of the present invention includes;

A workbench for placing the fabric to be printed;

The pressing roller mechanism is arranged above the worktable; the pressing roller mechanism includes two pressing roller assemblies symmetrically arranged above the worktable, and two pressing roller assemblies that drive the two pressing roller assemblies to approach or move away from each other along the X direction. A pressure roller drive assembly; the pressure roller assembly includes a pressure roller; both ends of the roller shaft of the pressure roller are provided with height adjustment parts, and the adjustment parts are installed on the drive of the pressure roller drive assembly; the pressure roller The driving assembly drives the pressing rollers of the two pressing roller assemblies away from each other to smooth the cloth to be printed on the worktable from the middle of the cloth to be printed to both sides, and when the two pressing roller assemblies move to the end Both ends of the fabric to be printed are clamped; and

The Z-direction lifting mechanism is arranged on the side of the worktable and connected to the pressing roller drive assembly, and is used to drive the two pressing roller assemblies to move along the Z direction to contact or move away from the fabric to be printed on the worktable.

Optionally, the height adjustment component includes an adjustment seat; the adjustment seat is provided with a Z-direction strip groove, and the width of the Z-direction strip groove is adapted to the diameter of the roller shaft of the pressing roller; A compression spring is accommodated at the lower end of the Z-direction strip groove, the lower end of the compression spring is in contact with the lower end of the Z-direction strip groove, and the upper end of the compression spring is in contact with the roller shaft of the pressure roller The upper part of the adjusting seat is threadedly connected with an adjusting screw, and the adjusting screw extends into the Z-direction strip groove and abuts with the roller shaft of the pressing roller.

Optionally, a accommodating groove adapted to the compression spring is dug at the lower end of the Z-direction bar-shaped groove, and the lower end of the compression spring is accommodated in the accommodating groove.

Optionally, the first end and the second end of the roller shafts of the two pressing rollers are respectively connected with the moving ends of the two pressing roller driving assemblies; the pressing roller driving assemblies include: on the moving end of the Z-direction lifting mechanism; the X-direction driving screw, the two ends of the X-direction driving screw are rotatably connected to the pressure roller drive mounting frame; the X-direction driving screw includes a left-handed screw and a right-hand screw connected to one end of the left-hand screw, the left-hand screw and the right-hand screw are respectively provided with a left screw block and a right screw block, the left screw block and the right screw The screw blocks are respectively connected with the adjustment seats of the two pressing roller assemblies; and the pressing roller driving motor is arranged on the pressing roller driving mounting frame and the rotating shaft of the pressing roller driving motor is fixed to one end of the X-direction driving screw catch.

Optionally, the pressure roller drive assembly further includes a guide member; the guide member includes an X-direction guide rod, both ends of the X-direction guide rod are mounted on the pressure roller drive mounting frame, the X-direction guide rod The guide rod is provided with two sliding blocks, and the two sliding blocks are respectively connected with the left screw block and the right screw block.

Optionally, the pressure roller drive mounting frame is a shield-shaped mounting frame, and a mounting cavity is dug on one side of the shield-shaped mounting frame, and the X-direction driving screw, left screw block, right screw The rod block, the X-direction guide rod and the sliding block are all arranged in the installation cavity.

Optionally, the Z-direction lifting mechanism includes two Z-direction lifting assemblies symmetrically arranged on both sides of the worktable, and the moving ends of the two Z-direction lifting assemblies are respectively connected with the two pressure roller driving assemblies; the The Z-direction lifting assembly includes a lifting installation frame installed on the side of the worktable; a Z-direction lifting screw is rotatably connected to the middle of the lifting installation frame, and a guide seat is slidably connected to the upper part of the lifting installation frame, and the guide The upper end of the seat is connected with the pressure roller drive mounting frame, and the lower end of the guide seat is connected with the slider of the Z-direction lifting screw; The component is connected with the lower end of the Z-direction lifting screw and is used to drive the Z-direction lifting screw to rotate.

Optionally, the elevating drive component includes: an elevating drive motor disposed on the side of the elevating mounting frame; a synchronous pulley, the two synchronous pulleys are respectively installed on the rotating shaft of the elevating drive motor and the Z on the lower end shaft of the lifting screw; and a synchronous belt sleeved on the two synchronous pulleys.

Optionally, the flattening and clamping device further includes a second X-direction moving assembly; the second X-direction moving assembly includes: a second X-direction linear guide rail, and the two second X-direction linear guide rails are symmetrically arranged at an upper end of a frame; a second X-direction screw, two ends of the second X-direction screw are rotatably connected to the frame; and a second X-direction drive motor, mounted on the frame and connected to the frame One end of the second X-direction screw rod is connected; the working table is installed on the slider of the second X-direction linear guide rail and the screw block of the second X-direction screw rod.

A digital printing machine has the above-mentioned flattening and clamping device.

The above-mentioned one or more technical solutions in the flattening and clamping device provided by the embodiment of the present invention have at least one of the following technical effects: during operation, the cloth to be printed is placed on the worktable, and initially, the two pressing The pressing rollers of the roller assembly are close to each other, and the Z-direction lifting mechanism drives the pressing rollers of the two pressing roller assemblies to move down along the Z direction to contact the middle of the fabric to be printed, and then the pressing roller driving assembly drives the two pressing rollers. The pressing rollers of the pressing roller assembly move away from each other along the X direction to smooth the fabric to be printed on the worktable from the middle to both sides, and clamp both ends of the fabric to be printed when the two pressing rollers move to the end Between the two pressing rollers and the worktable, the cloth to be printed on the worktable is flattened and clamped at the same time, so that the cloth will not be offset or wrinkled during printing. At this time, through the digital printing machine When the head prints the cloth to be printed on the worktable, the printing position of the cloth is accurate, the printing pattern is neat, the printing effect is good, and the reject rate is reduced.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present utility model. For some novel embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a partial structural schematic diagram of a flattening and clamping device provided by an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a pressing roller assembly of a flattening and clamping device according to an embodiment of the present invention.

3 is a schematic structural diagram of a pressing roller driving component of the flattening and clamping device provided by the embodiment of the present invention.

FIG. 4 is a schematic structural diagram of the pressing roller drive assembly and the Z-direction lifting mechanism of the flattening and clamping device provided by the embodiment of the present invention.

5 is a schematic structural diagram of a digital printing machine provided by an embodiment of the present invention.

FIG. 6 is another perspective view of the structure of the digital printing machine provided by the embodiment of the present invention.

Among them, each reference sign in the figure:

Rack 10, stand 11, support base 12, first X-direction moving assembly 20, first X-direction linear guide 21, first X-direction screw 22, X-direction moving plate 23, first X-direction drive motor 24, Y-direction moving assembly 30, Y-direction linear module 31, Z-direction moving assembly 40, digital printing head 50, second X-direction moving assembly 60, second X-direction linear guide 61, second X-direction screw 62, first Two X-direction drive motors 63, worktable 70, pressure roller mechanism 80, two pressure roller assemblies 81, pressure rollers 811, height adjustment parts 812, adjustment seats 813, Z-direction strip grooves 814, pressure springs 815, adjustment screws 816, Roller drive assembly 82, Roller drive mount 821, X-direction drive screw 822, Left-hand screw 823, Right-hand screw 824, Left screw block 826, Right screw block 827, Roller drive motor 829, guide Component 83, X-direction guide rod 831, slider 832, Z-direction lifting mechanism 90, Z-direction lifting assembly 91, lifting and lowering mounting bracket 911, Z-direction lifting screw 912, guide seat 913, lifting and lowering drive component 914, lifting and lowering drive motor 915 , timing pulley 916, timing belt 917, connecting seat 918.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the embodiments of the present invention, but should not be construed as a limitation of the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical" The orientation or positional relationship indicated by "straight", "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the embodiments of the present invention and simplified description, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more, unless otherwise expressly and specifically defined.

In the embodiments of the present utility model, unless otherwise explicitly specified and limited, terms such as "installation", "connected", "connected", "fixed" should be understood in a broad sense, for example, it may be a fixed connection or a Detachable connection or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium, internal communication between two elements or interaction between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific situations.

In an embodiment of the present invention, referring to FIGS. 1-4 , a flattening and clamping device is provided, including a worktable 70 , a pressing roller mechanism 80 and a Z-direction lifting mechanism 90 .

Wherein, the working table 70 is used for placing the fabric to be printed.

The pressing roller mechanism 80 is arranged above the worktable 70 ; the pressing roller mechanism 80 includes two pressing roller assemblies 81 symmetrically arranged above the worktable 70 , and drives the two pressing roller assemblies 81 Two pressure roller drive assemblies 82 that are close to or away from each other along the X direction.

The pressure roller assembly 81 includes a pressure roller 811 ; both ends of the roller shaft of the pressure roller 811 are provided with height adjustment parts 812 , and the adjustment parts 812 are installed on the moving end of the drive assembly 82 of the pressure roller 811 . . The levelness of the pressing roller 811 can be adjusted by the height adjusting member 812, so that the pressing roller 811 can better flatten the fabric to be printed on the work table 70, and the height adjusting member 812 can also be adjusted The distance between the pressing roller 811 and the work table 70 is such that the pressing roller 811 can flatten the fabrics to be printed with different thicknesses on the work table 70 .

Wherein, the pressing roller driving assembly 82 drives the pressing rollers 811 of the two pressing roller assemblies 81 away from each other so as to level the fabric to be printed on the worktable 70 from the middle of the fabric to be printed to both sides, and the two When the pressing roller 811 of the pressing roller assembly 81 moves to the end, both ends of the fabric to be printed are clamped.

Wherein, the Z-direction lifting mechanism 90 is provided on the side of the worktable 70 and is connected to the pressing roller driving assembly 82, and is used to drive the two pressing roller assemblies 81 to move along the Z direction to abut or move away from the work. The fabric to be printed on the table 70.

The flattening and clamping device provided by the embodiment of the present invention has one of the following technical effects: during operation, the cloth to be printed is placed on the worktable 70, and initially, the pressing rollers 811 of the two pressing roller assemblies 81 are mutually approaching, the Z-direction lifting mechanism 90 drives the pressing rollers 811 of the two pressing roller assemblies 81 to move down along the Z direction to contact the middle of the fabric to be printed, and then the pressing roller driving assembly 82 drives the two pressing roller assemblies The pressing rollers 811 of 81 move away from each other along the X direction to level the fabric to be printed on the worktable 70 from the middle to both sides, and when the two pressing rollers 811 move to the ends, the two ends of the fabric to be printed are clamped. Tightly between the two pressing rollers 811 and the workbench 70, the cloth to be printed on the workbench 70 is flattened and clamped at the same time, so that the cloth will not be offset or wrinkled during printing. At this time, When the cloth to be printed on the worktable 70 is printed by the digital printing head, the printing position of the cloth is accurate and the printing pattern is neat, the printing effect is good, and the reject rate is reduced.

In another embodiment of the present invention, referring to FIGS. 1 and 2 , the height adjustment component 812 of the flattening and clamping device includes an adjustment seat 813 , and the adjustment seat 813 is installed on the pressing roller driving assembly 82 On the moving end of the adjusting seat 812 , a Z-direction strip groove 814 is excavated, and the width of the Z-direction strip groove 814 is adapted to the diameter of the roller shaft of the pressing roller 811 . A compression spring 815 is accommodated at the lower end of the Z-direction strip groove 814 , the lower end of the compression spring 815 is in contact with the lower end of the Z-direction strip groove 814 , and the upper end of the compression spring 815 is in contact with the pressure roller The roller shaft of 811 abuts; further, the lower end of the Z-direction strip groove 814 is dug with a accommodating groove adapted to the compression spring 815, and the lower end of the compression spring 815 is accommodated in the accommodating groove , so that the compression spring 815 is stably installed in the Z-direction strip groove 814 . An adjusting screw 816 is threadedly connected to the upper part of the adjusting seat 813. The adjusting screw 816 extends into the Z-direction strip groove 814 and is in contact with the roller shaft of the pressing roller 811; A hexagonal groove is dug on the upper end of the cap, and one can extend one end of the hexagonal adjustment tool into the hexagonal groove, and rotate the hexagonal adjustment tool to drive the adjustment screw 816 to rotate, using convenient. When adjusting the level of the pressing roller 811, the adjusting screws 816 on the height adjusting parts 812 at both ends of the pressing roller 811 can be rotated to make the two ends of the pressing roller 811 be on the same horizontal plane, so that the The pressing roller 811 can better flatten the fabric to be printed on the working table 70 . When adjusting the distance between the pressing roller 811 and the table 70 , the adjusting screws 816 on the height adjusting parts 812 at both ends of the pressing roller 811 can be rotated to change the distance between the pressing roller 811 and the table 70 . The distance between the worktables 70 is adjusted so that the pressing roller 811 can flatten the fabrics to be printed with different thicknesses on the worktable 70 . During the process of adjusting the pressing roller 811 by rotating the adjusting screw 816 , the pressing spring 815 is always in a state of elastically supporting the pressing roller 811 .

In another embodiment of the present invention, referring to FIG. 2 and FIG. 3 , the first and second ends of the roller shafts of the two pressing rollers 811 of the flattening and nip device pass through the height adjusting member 812 respectively. It is connected with the moving ends of the two pressing roller driving assemblies 82 . The pressure roller drive assembly 82 includes: a pressure roller drive mounting frame 821, which is arranged on the moving end of the Z-direction lifting mechanism 90; an X-direction driving screw 822, two ends of the X-direction driving screw 822 pass through the wire The rod bearing is rotatably connected to the pressure roller drive mounting frame 821; the X-direction driving screw 822 includes a left-handed screw 823 and a right-handed screw 824 connected to one end of the left-handed screw 823. The rod 823 and the right screw 824 are respectively provided with a left screw block 826 and a right screw block 827, and the left screw block 826 and the right screw block 827 are respectively connected with the adjustment seats 812 of the two pressing roller assemblies 81. and a pressure roller drive motor 829, which is arranged on the pressure roller drive mounting frame 821 and the rotating shaft of the pressure roller drive motor 829 is fixedly connected to one end of the X-direction drive screw 822. The left-handed screw 823 and the right-handed screw 824 are driven to rotate by the roller drive motor 829 to drive the left screw block 826 and the right screw block 827 to approach or move away from each other, thereby driving the two The pressing rollers 811 are close to or away from each other.

Further, referring to FIG. 3 , the roller drive assembly 82 further includes a guide member 83 ; the guide member 83 includes an X-direction guide rod 831 , and both ends of the X-direction guide rod 831 are mounted on the X-direction drive On the roller drive mounting frame 821 on one side of the screw rod 822, the X-direction guide rod 831 is provided with two sliders 832, the two sliders 832 are respectively connected with the left screw rod block 826 and the right screw rod block 827 connect. The guide member 83 makes the two pressing rollers 811 approach or move away from each other smoothly along the X direction.

Further, referring to FIG. 3 , the pressure roller drive mounting frame 821 is a shield-shaped mounting frame, and a mounting cavity 825 is dug out on one side of the shield-shaped mounting frame. The X-direction driving screw 822, the left The screw block 826 , the right screw block 827 , the X-direction guide rod 831 and the slider 832 are all arranged in the installation cavity 825 . The shield-shaped mounting frame can be the X-direction drive screw 822, the left screw block 826, the right screw block 827, the X-direction guide rod 831 and the slider 832 to block part of the dust in the air, which is not easy to be in the air. Part of the dust falls on the X-direction driving screw 822 , the left screw block 826 , the right screw block 827 , the X-direction guide rod 831 and the slider 832 .

In another embodiment of the present invention, referring to FIGS. 1 and 4 , the Z-direction lifting mechanism 90 of the flattening and clamping device includes two Z-direction lifting components 91 symmetrically arranged on both sides of the worktable, The moving ends of the two Z-direction lifting assemblies 91 are respectively connected with the pressing roller driving mounting brackets 821 of the two pressing roller driving assemblies 82 . The Z-direction lifting assembly 91 includes a lifting mounting frame 911 mounted on the side of the worktable 70 . Specifically, the lifting mounting frame 911 is mounted on the side of the worktable 70 through a connecting seat 918 . A Z-direction lifting screw 912 is rotatably connected to the middle of the lifting mounting frame 911, and a guide seat 913 is slidably connected to the upper part of the lifting mounting frame 911. Further, the guide seat 913 includes an upper end plate, a lower end plate, and a connecting Two guide rods for the upper and lower end plates. The upper end plate of the guide seat 913 is connected to the lower end of the pressure roller drive mounting frame 821 , the lower end plate of the guide seat 913 is connected to the slider of the Z-direction lifting screw 912 , and the guide rod passes through a linear bearing. It is slidably connected with the upper part of the lift mounting frame 911 . A lift drive member 914 is provided on the side of the lift mounting frame 911 . The lift drive member 914 is connected to the lower end of the Z-direction lift screw 912 and used to drive the Z-direction lift screw 912 to rotate. The Z-direction lift screw 912 is driven to rotate by the lift drive member 914 to drive the pressure roller drive mounting frame 821 to move in the Z direction, thereby driving the two pressure rollers 811 to move along the Z direction.

Further, referring to FIG. 4 , the elevating drive component 914 includes: an elevating drive motor 915 , which is arranged on the side of the elevating mounting frame 911 ; The rotating shaft of the driving motor 915 and the lower end shaft of the Z-direction lifting screw 912 ; and the synchronous belt 917 are sleeved on the two synchronous pulleys 916 . The Z-direction lift screw 912 is driven to rotate by the lift drive motor 915, the structure is simple and the design is reasonable.

In another embodiment of the present invention, referring to FIG. 1 , the second X-direction moving assembly 60 of the flattening and clamping device includes: a second X-direction linear guide 61 , two of the second X-direction linear guides 61 is symmetrically arranged on the upper end of a frame 10; a second X-direction screw 62, two ends of the second X-direction screw 62 are rotatably connected to the frame 10; and a second X-direction drive motor 63, Set on the frame 10 and connected with one end of the second X-direction screw 62; the slider of the second X-direction linear guide 61 and the screw block of the second X-direction screw 62 The table 70 is installed. The second X-direction drive motor 63 drives the worktable 70 to move in the X-direction, so that the worktable 70 can be switched between the material loading station and the printing station, which is convenient for the staff to load the material.

The rest of this embodiment is the same as that of Embodiment 1, and the features not explained in this embodiment are explained in Embodiment 1, and will not be repeated here.

A digital printing machine, referring to FIG. 5 and FIG. 6 , has the above-mentioned flattening and clamping device. The digital printing machine further includes a frame 10 , a first X-direction moving assembly 20 , a stand 11 , a Y-direction moving assembly 30 , a Z-direction moving assembly 40 and a digital printing head 50 .

Among them, the rack 10 is a common support rack, mainly referring to the support function.

Wherein, the two first X-direction moving components 20 are symmetrically arranged on the frame 10; 20 is installed on the support base 12 .

Wherein, the stand 11 is arranged on the moving ends of the two first X-direction moving components 20 .

Wherein, the Y-direction moving assembly 30 is arranged on the stand 11 .

Wherein, the Z-direction moving component 40 is arranged on the moving end of the Y-direction moving component 30 .

Wherein, the digital printing head 50 is arranged on the moving end of the Z-direction moving component 40; the digital printing head 50 is the prior art well-known to those skilled in the art, so its structure and working principle are described here. The utility model is not repeated here.

Wherein, the second X-direction moving assembly 60 is disposed on the frame 10 below the digital printing head 50 .

Further, referring to FIG. 5 , the first X-direction moving assembly 20 includes: a first X-direction linear guide rail 21 , and two of the first X-direction linear guide rails 21 are symmetrically arranged on the upper end of the support base 12 of the frame 10 ; The first X-direction screw 22, the two ends of the first X-direction screw 22 are rotatably connected to the support base 12 of the frame 10; the X-direction moving plate 23 is installed on the second X-direction linear guide rail 21 and the screw block of the second X-direction screw 22; and the first X-direction drive motor 24, which is arranged on the support base 12 of the frame 10 and is connected to the first X-direction screw One end of the rod 22 is connected; the lower end of the stand 11 is mounted on the X-direction moving plates 23 of the two first X-direction moving assemblies 20 . The first X-direction screw 22 is driven to rotate by the X-direction drive motor 24 to drive the vertical frame 11X to move in the direction, thereby driving the digital printing head 50X to move in the direction of the waiting on the table 70. Printed fabric for printing.

Further, referring to FIG. 5 and FIG. 6 , the Y-direction moving assembly 30 of the digital printing machine includes a Y-direction linear module 31; the Y-direction linear module 31 is arranged on the stand 22, and the Y The slider of the linear module 31 is arranged on the Y-direction moving plate, and the Z-direction moving assembly 40 is mounted on the Y-direction moving plate. The Z-direction moving component 40 is driven by the Y-direction linear module 30 to move in the Y-direction, thereby driving the digital printing head 50 to move in the Y-direction, which facilitates the digital printing head 50 to perform the printing on the worktable 70 to be printed. The fabric is printed.

Further, referring to FIG. 5 and FIG. 6 , the structure of the Z-direction moving assembly 40 is basically the same as the structure of the Y-direction moving assembly 30 , and the Z-direction moving assembly 40 is used to drive the digital printing head 50 along the Move in the Z direction so that the digital printing head 50 is close to or away from the upper surface of the fabric to be printed on the table 70 .

The digital printing machine provided by the embodiment of the present invention has one of the following technical effects: when working, the fabric to be printed is placed on the worktable 70, and initially, the two pressing roller assemblies 81 are close to each other, and the Z direction The lifting mechanism 90 drives the two pressing roller assemblies 81 to move down along the Z direction to contact the middle of the fabric to be printed on the table 70, and then the pressing roller driving assembly 82 drives the two pressing roller assemblies 81 to move along the X direction Away from each other, the cloth to be printed on the worktable 70 is leveled from the middle of the cloth to be printed to both sides, and when the two pressing roller assemblies 81 move to the ends, the two ends of the cloth to be printed are clamped to the pressing roller assembly. Between 81 and the worktable 70, the cloth to be printed on the worktable 70 is flattened and clamped at the same time, so that the cloth will not be offset or wrinkled during printing, and then the second X-direction moving assembly 60 Drive the worktable 70 and the fabric to be printed to the printing station, and finally drive the digital printing head 50 to approach the worktable through the first X-direction moving assembly 20, Y-direction moving assembly 30 and Z-direction moving assembly 40 70 is placed on the fabric to be printed, and the fabric to be printed is printed, to ensure that the digital printing head 50 accurately prints the set position of the fabric to be printed, so that the printing effect of the fabric is accurate and the printing effect is good.

The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be considered that the specific implementation of the present invention is limited to these descriptions. For those of ordinary skill in the technical field to which the present invention pertains, on the premise of not departing from the concept of the present invention, its architectural form can be flexible and changeable, and a series of products can be derived. Just making some simple deductions or substitutions should be regarded as belonging to the scope of patent protection of the present invention determined by the submitted claims.

Claims (10)

1. The utility model provides a flat clamp material device that flattens which characterized in that includes:

the workbench is used for placing cloth to be printed;

the compression roller mechanism is arranged above the workbench; the compression roller mechanism comprises two compression roller assemblies symmetrically arranged above the workbench and two compression roller driving assemblies for driving the two compression roller assemblies to mutually approach or depart from each other along the X direction; the compression roller assembly comprises a compression roller; the two ends of a roll shaft of the compression roll are respectively provided with a height adjusting part, and the adjusting parts are arranged on the drive of the compression roll drive assembly; the press roller driving assembly drives the press rollers of the two press roller assemblies to be away from each other so as to flatten the cloth to be printed on the workbench from the middle part to two sides of the cloth to be printed, and the two press roller assemblies clamp two ends of the cloth to be printed when moving to the tail ends; and

and the Z-direction lifting mechanism is arranged on the side part of the workbench and connected with the compression roller driving assembly and used for driving the two compression roller assemblies to move along the Z direction so as to abut against or be far away from the to-be-printed cloth on the workbench.

2. The flattening clamping device according to claim 1, characterized in that: the height adjusting component comprises an adjusting seat; a Z-direction strip-shaped groove is dug in the adjusting seat, and the width of the Z-direction strip-shaped groove is matched with the diameter of a roller shaft of the compression roller; z has a pressure spring to the lower extreme holding in bar groove, the lower extreme of pressure spring with the lower extreme butt in Z to the bar groove, the upper end of pressure spring with the roller butt of compression roller, the upper portion threaded connection of adjusting the seat has an adjusting screw, adjusting screw stretches into Z to the bar inslot and with the roller butt of compression roller.

3. The flattening clamping device according to claim 2, characterized in that: the lower extreme in Z to the bar groove is dug and is equipped with the holding tank of pressure spring adaptation, the lower extreme holding of pressure spring is in the holding tank.

4. The flattening clamp device according to claim 3, characterized in that: the first ends and the second ends of the roll shafts of the two compression rolls are respectively connected with the moving ends of the two compression roll driving components; the platen roller driving assembly includes: the press roller driving mounting frame is arranged on the moving end of the Z-direction lifting mechanism; the two ends of the X-direction driving screw rod are rotatably connected to the compression roller driving mounting frame; the X-direction driving screw rod comprises a left-handed screw rod and a right-handed screw rod connected with one end of the left-handed screw rod, a left screw rod block and a right screw rod block are respectively arranged on the left-handed screw rod and the right-handed screw rod, and the left screw rod block and the right screw rod block are respectively connected with adjusting seats of the two compression roller assemblies; and the compression roller driving motor is arranged on the compression roller driving mounting frame, and the rotating shaft of the compression roller driving motor is fixedly connected with one end of the X-direction driving screw rod.

5. The flattening clamp device according to claim 4, characterized in that: the compression roller driving assembly also comprises a guide component; the guide part comprises an X-direction guide rod, the two ends of the X-direction guide rod are installed on the compression roller driving installation frame, two sliding blocks are arranged on the X-direction guide rod, and the two sliding blocks are respectively connected with the left screw rod block and the right screw rod block.

6. The flattening clamp device of claim 5, wherein: compression roller drive mounting bracket is guard shield shape installation frame, a side portion of guard shield shape installation frame is dug and is equipped with the installation cavity, X is all located to drive lead screw, left lead screw piece, right lead screw piece, X to guide bar and slider in the installation cavity.

7. The flattening clamp device of claim 6, wherein: the Z-direction lifting mechanism comprises two Z-direction lifting components symmetrically arranged on two sides of the workbench, and moving ends of the two Z-direction lifting components are respectively connected with the two compression roller driving components; the Z-direction lifting assembly comprises a lifting mounting frame arranged on the side part of the workbench; the middle part of the lifting mounting frame is rotatably connected with a Z-direction lifting screw rod, the upper part of the lifting mounting frame is connected with a guide seat in a sliding manner, the upper end of the guide seat is connected with the compression roller driving mounting frame, and the lower end of the guide seat is connected with a sliding block of the Z-direction lifting screw rod; and a lifting driving part is arranged on the side part of the lifting mounting frame, and the lifting driving part is connected with the lower end of the Z-direction lifting screw rod and is used for driving the Z-direction lifting screw rod to rotate.

8. The flattening clamp device of claim 7, wherein: the lift driving part includes: the lifting driving motor is arranged on the side part of the lifting mounting frame; the two synchronous belt wheels are respectively arranged on a rotating shaft of the lifting driving motor and a lower end shaft of the Z-direction lifting screw rod; and the synchronous belts are sleeved on the two synchronous belt wheels.

9. The flattening clamp device of claim 7, wherein: the flattening and clamping device also comprises a second X-direction moving assembly; the second X-direction moving assembly includes: the two second X-direction linear guide rails are symmetrically arranged at the upper end of a rack; the two ends of the second X-direction screw rod are rotatably connected to the rack; the second X-direction driving motor is arranged on the rack and is connected with one end of the second X-direction screw rod; and the workbench is arranged on the slide block of the second X-direction linear guide rail and the screw rod block of the second X-direction screw rod.

10. The utility model provides a digital calico printing machine which characterized in that: having a flattening grip device according to any of claims 1 to 9.

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