KR20170119222A - Platen arrangement structure of digital printer for wallpaper - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a platen arrangement structure for a digital printer for wallpaper, and more particularly, to a digital printer for supporting a wallpaper material at the time of reciprocal printing of a head, Wherein the platen is divided into a fixed platen and a variable platen and disposed on the upper portion of the gutter of the base, wherein the fixed platen is fixed at three points at intervals between the intermediate point of the gutter and both ends of the base, On both side gutters of the fixed platen, a variable platen for changing the length of both sides of the fixed platen is detachably installed according to the arrangement position of the ink recovery cartridge guiding the edge of the wallpaper fabric and recovering the residual ink from the head, And is arranged to fit a wallpaper fabric having a width of ~ 1500 mm, The fixed platen is basically fixed from the base side gutter of the printer and the variable platen and the ink recovery cartridge are disposed in parallel with the position of the variable platen and the variable platen is simply attached and arranged by the magnetic force so that the widths of 1000 mm, 1250 mm, Thereby providing an effect that the wallpaper can be carried to the edge without contamination of the platen.

Description

[0001] Platen arrangement structure of digital printer for wallpaper [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a digital printer for wallpaper, and more particularly, to a digital printer for continuously and repeatedly printing selected patterns on one side of a roll of paper, such as wallpaper or transfer paper, The platen which keeps it in a close contact state is improved so that the variable platen can be selectively set on both sides of the fixed platen in accordance with the size of the width of the wallpaper to be printed, And a platen arrangement structure of a digital printer for a wallpaper which can prevent contamination of the fixed platen at a point where the printing is terminated by the ink and facilitate the arrangement workability with the ink recovery cartridge .

As we all know, wallpaper (wallpaper) is used to decorate the walls of the house, the interior of the home, office, office and so on.

Paper or a special material is used. Such wallpaper is printed on various patterns in accordance with the taste of a large number of people, and is rolled into a roll type, and circulated and sold on the market.

Such wallpaper is printed through a digital printer. The digital control unit digitizes the desired output signal so that the ink is printed in black (K), cyan (C), magenta Magenta; M), and yellow (yellow; Y) are supplied to a print head to superimpose colors on a printing paper (media) to produce various colors And printed.

A feed roller having a wallpaper (paper) wound around the base of the digital printer is provided at the base of the digital printer. A collection roller for winding the printed fabric around the printed fabric is installed at the front of the digital printer. A head for feeding and reciprocating is provided.

Meanwhile, a gutter is provided along the longitudinal direction of the base, and a platen is mounted on the upper portion of the gutter so as to support the fabric with respect to the head while the fabric is being conveyed in a flat state.

A technique relating to the above-described pressing of a digital printer is disclosed in Korean Registered Utility Model No. 20-0459613 (name: digital copying and printing digital, registered on March 27, 2012, hereinafter referred to as "patent document") .

In the digital printer, a pattern is printed on a textile fabric, which is a transfer sheet and cloth. The ink is collected on the base by passing through the back of the textile to the degree that the ink passes through the textile, The tray is guided.

For reference, the textile, which is printed through the head and gradually transported forward, is moved while maintaining a predetermined tension through guide rollers guiding the fabric, dried through a drying device, Work is done.

As described above, a digital textile printer that prints a pattern on a textile can perform printing on the fabric itself as a direct printing method as described above. However, indirect printing without elasticity such as stretchable textile fabric and transfer paper can be used only for one In order to accomplish this, an ink recovery tray for a textile is recovered from a base side gutter, and then a suction platen provided with a plurality of suction holes is replaced with a suction fan drive provided under the vacuum cleaner. The transfer sheet can be stably fed and conveyed as a close contact between the grit roller and the pinch roller provided on the base side in addition to maintaining the sheet in a planar state favorable for indirect printing by the suction of the transfer sheet passing through the upper surface of the suction platen, This excellent transfer paper print is a It will have to be implemented on site.

In the case of printing paper or wallpaper made of paper, paper cloth is generally produced with a cloth width of 1000 mm and 1500 mm. Recently, the paper is printed without edges to the edges of the paper.

However, as described above, in the digital printer, the printing is performed by bringing the wallpaper material into close contact with the platen by a vacuum method. In printing the two types of wallpaper materials having different widths as described above, The process of collecting the ink coming out from the head passing through the point where the ink recovery cartridge is placed on the end portion through the suction hole on the platen to contaminate the upper surface of the platen on the edge side where the wallpaper material is located, It is troublesome to wipe and repair the contaminated portion of the platen and to fix the position of the ink recovery cartridge to the gutter at a position corresponding to the width of the wallpaper.

Disclosure of Invention Technical Problem [8] The present invention has been accomplished in order to solve the above problems, and it is an object of the present invention to provide a digital printer for continuously and repeatedly printing selected patterns on one side of a paper roll, A platen that keeps the supplied wallpaper in close contact is improved, and a variable platen is selectively and easily set on both sides of the fixed platen so as to match the size of the width of the wallpaper to be printed, A digital printer for a wallpaper which can perform high quality printing to both ends and can prevent contamination of the fixed platen at the end of printing by the ink, The platen arrangement structure of the present invention.

According to an aspect of the present invention, there is provided a platen of a digital printer which sucks and adheres a bottom portion of a roll-type wallpaper material unidirectionally supplied from a gutter on a base in vacuum, and supports a wallpaper material when the head reciprocates ,

The platen,

Wherein the fixed platen is fixed at three positions at intervals between the intermediate point of the gutter and both side ends of the base, and on both side gutters of the fixed platen, And a variable platen for detachably attaching a variable platen for varying the lengths of both sides of the fixed platen according to an arrangement position of the ink recovery cartridge, wherein the platen is detachably attached to a wallpaper fabric having a width of 1000 mm to 1500 mm And are arranged to be aligned with each other.

The fixed platen fixed to the center of the gutter according to the present invention is made to have a length of 950 mm and the fixed platen fixed to both sides of the base is made to have a length of 125 mm and the fixed platen has a clearance of 300 mm The variable pressure unit and the ink recovery cartridge are guided and arranged.

The variable platen according to the present invention is characterized in that the upper plate on which the adsorption holes are formed and the fixing block are fixed to the lower part of the upper plate and one or more magnets are embedded in the bottom surface of the fixing block, .

The variable platelets disposed on the right and left sides of the fixed platen according to the present invention are each divided into two so that the ink recovery cartridge is selectively disposed between the left and right sides of the variable platen and between the variable platen and the variable platen, .

A platen arrangement structure of a digital printer for wallpaper according to the present invention is characterized in that a fixed platen is basically fixed from a base side gutter of a digital printer and a variable platen is attached and disposed simply by magnetic force in parallel with the position of the variable platen and the ink recovery cartridge Thereby providing an effect that wallpaper fabrics produced with different widths of 1000 mm, 1250 mm, and 1500 mm can be carried to the edges without any contamination of the platen.

1 is a perspective view showing a digital printer to which a platen according to the present invention is applied,
2 is a plan view showing a base portion of a digital printer equipped with a platen according to the present invention,
3 is a bottom perspective view showing a variable platen according to the present invention,
4 is a side cross-sectional view illustrating a state in which a variable platen according to the present invention is attached to a gutter;
5 is a cross-sectional view of Fig. 2 in which a variable platen according to the present invention is installed, Fig.
FIG. 6 is a cross-sectional view taken along the line II-II of FIG. 2 with a fixed platen according to the present invention,
7 and 8 are plan views showing the arrangement of the variable platen and the ink recovery cartridge relative to the fixed platen according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It should be understood that various equivalents and modifications may be present.

1 to 4, the bottom of a roll-type wallpaper material A fed in one direction is vacuum-adhered to the bottom of the gutter 12 on the base 11 and brought into close contact with the head 11, (10) of a digital printer (100) which supports a wallpaper material (A) at the time of reciprocal printing of the printing medium (H)

The platen (10)

Is divided into a fixed platen (13) and a variable platen (14) and disposed on the upper portion of the gutter (12) of the base (11).

The fixed platen 13 is fixed at three positions at intervals between the intermediate point of the gutter 12 and the both side ends of the base 11 and on both side gutters 12 of the fixed platen 13, 20 and a variable platen 14 are detachably installed from the gutter 12 and are arranged in accordance with a wallpaper fabric A having a width of 1000 mm to 1500 mm. So that the base print is performed.

The platen 10 is located on the upper surface of the upper side gutter of the base 11 on which the head H is located and the transfer paper is moved to the upper surface of the platen 10 as described in the digital printer of the patent document The suction of the transfer paper is carried out by vacuuming the inside of the gutter 12 at the time of printing (transfer paper) passing through the upper surface of the platen through the suction hole 12a driven by the suction fan F at the lower side of the gutter 12, So that correct printing through the head can be induced.

In other words, the platen 10 according to the present invention is constituted by a stationary type and a variable type as described above, and the width of the wallpaper fabric A, which has different lengths, The variable platen 14 and the ink collecting cartridge 20 are disposed relative to the fixed platen 13 so that printing can be performed.

The position of the ink recovery cartridge 20 disposed at the position different from that of the variable platen 14 is 50 mm in width. And the absorber for absorbing the residual ink is provided at a position where the widthwise printing end of the wallpaper material is formed by absorbing the residual ink at a point where the reciprocating operation of the head is terminated.

The fixed platen 13 fixed to the center of the gutter 12 is formed to have a length of 950 mm and the fixed platen 13 fixed to both sides of the base 11 in the platen 10, And the variable platen 14 and the ink recovery cartridge 20 are guided and arranged with a clearance of 300 mm between the fixed platens 13.

The fixed platen 13 is mounted on the lower portion of the upper plate 13-1 of the fixed platen 13 with a fixing block 13 -2), and is fixed to the inner bottom of the gutter 2 as a fastening screw (S).

The variable platen 14 provided on the left and right side gutters 12 after the installation of the fixed platen 13 has an upper plate 14-1 on which a suction hole 14a is formed and a lower plate 14-1 on the lower side of the upper plate 14-1 The fixed block 14-2 is coupled with the fixing screw S and one or more magnets M are embedded in the bottom surface of the fixed block 14-2. So that the fixed block 14-2 can be detached.

5 and 6, the suction holes 12a formed in the gutter 12 are formed in the same manner as the fixed block 13-2 of the fixed platen 13 and the fixed platen 13-2 of the variable platen 14 And it is preferably formed on both sides of the middle where the fixed block 14-2 is located.

The variable platelets 14 disposed on the right and left sides of the fixed platen 13 are divided into two groups so that the ink recovery cartridge 20 is disposed on the left and right sides of the variable platen 14, So as to correspond to the widthwise printing length of the wallpaper material A. [

A specific function of the platen arrangement structure of the digital printer for wallpaper, which is constructed as described above, will be described below.

First, the supply of the wallpaper material A from the supply roller side in accordance with the driving of the digital printer 100 is carried out through a collection roller provided in front of the digital printer, and the base 11, on which the head H is located, A pattern of a given program is printed through the head as a reciprocating operation of the head H, passing through the platen 10 provided on the upper side gutter 12 of the head.

The platen 10 provided on the upper side of the gutter 12 feeds the wallpaper fabric A on the basis of the fixed platen 13. When the width of the wallpaper fabric A supplied here is 1000 mm, As shown in FIG. 2 attached hereto.

That is, the length of the upper plate 13-1 of the fixed platen 13 corresponds to the width of the wallpaper fabric A, and the ink recovery cartridge 20 located on the left and right sides of the label fabric 13 has a width So that the head H reciprocating over the upper portion of the wallpaper can be moved away from the end of the fixed platen 13 to recover the residual ink at the point of the ink recovery cartridge 20, Printing to the edge is performed, and the residual ink is recovered.

7, the position of the variable platen 14 with respect to the fixed platen 13 is set to be smaller than the clearance interval between the fixed platens 13 (see FIG. 7) The variable platen 14 and the ink recovery cartridge 20 are rearranged in the printer 1, so that the printing can be performed by setting the printing plate in accordance with the wallpaper material A having a long width as described above.

The arrangement of the variable fabric 14 as described above can be easily performed by the magnetic force of the magnet M embedded in the bottom surface of the fixed block 14-2 fixed to the bottom of the upper plate 14-1, Both side ends of the upper plate 14-1 of the variable pressure plate 14 are seated on the opened top of the gutter 12 and the fixing block 14-2 is easily detached and attached to the center of the bottom of the gutter The length of the fixed platen 13 can be extended by arranging the variable fabric 14 easily.

The total length of the fixed platen 13 and the variable platen 14 through which the wallpaper material A is supplied is 1450 mm and the ink recovery cartridge 20 disposed on both sides of the variable platen 14 50 mm, the edge of the wallpaper fabric having a width of 1,500 mm can be placed on the ink recovery cartridges disposed on both sides, and printing can be performed.

As described above, the variable platen 14 is arranged such that the variable platen extends directly to the left and right ends of the fixed platen 13 so that the fixed platen extends. The ink recovery cartridge 20 includes a variable platen 14, Printing can be performed up to both side edges of the wallpaper material A having a width of 1,500 mm when printing, as described above, The remaining ink can be recovered in the ink recovery cartridge 20 as described above.

The variable platen 14 has two sets of two left and right sides, and the sum of the lengths of the variable platen 14 located on the left and right sides is 250 mm. As shown in FIG. 8 It can also be deployed.

The arrangement of the variable platelets 14 is such that a variable platen is disposed on the left and right sides of the fixed platen 13 and the ink recovery cartridge 20 is disposed beside the fixed platen 13, And another variable platen 40 on the opposite side can be easily disposed in such a manner that it is attached to the gutter 12 by the magnet M on the fixed block 14-2 side.

In this arrangement, the length of the fixed platen 13 and the variable pressure tie 14 is set to 1250 mm before the ink recovery cartridge 20, and the pattern printing of the wallpaper fabric A having a width of 1250 mm is performed as described above The same is true.

Therefore, unlike the conventional method in which the platen 10 of the digital printer 100 can be entirely removed from the gutter 12, the variable platen 14 is disposed on the left and right sides of the fixed platen fixed to the gutter 12, In parallel with the position of the ink collecting cartridge 20, and by changing the position at a given clearance interval, the operation according to the printing supply of the different wallpaper fabrics It is possible to solve the existing problem that residual ink is deposited on the platen according to the width of the width of the wallpaper fabric.

As described above, the present invention has been described with reference to particular embodiments, such as specific elements, and specific embodiments and drawings. However, it should be understood that the present invention is not limited to the above- And various modifications and changes may be made thereto by those skilled in the art to which the present invention pertains.

Accordingly, the spirit of the present invention should not be construed as being limited to the embodiments described, and all of the equivalents or equivalents of the claims, as well as the following claims, belong to the scope of the present invention .

10: Platen 11: Base
12: Gutter 13: Fixed platen
14: variable platen 14a: adsorber
14-1: upper plate 14-2: fixed block
20: ink recovery cartridge 100: digital printer
A: wallpaper fabric H: head
M: Magnet S: Clamping screw

Claims (4)

A digital printer (not shown) that sucks and adheres a bottom portion of a roll-type wallpaper cloth A supplied in one direction with vacuum from a gutter 12 on a base 11 and supports the wallpaper fabric A at the time of reciprocal printing of the head H In the platen 10 of the image forming apparatus 100,
The platen 10 is divided into a fixed platen 13 and a variable platen 14 so as to be disposed above the gutter 12 of the base 11, And the edge of the wallpaper material A is guided on the both side gutters 12 of the fixed platen 13 and the residual ink is collected from the head H, A variable platen 14 for varying the lengths of both sides of the fixed platen is detachably installed in accordance with the arrangement position of the ink recovery cartridge 20 and the ink recovery cartridge arranged to fit the wallpaper fabric A having a width of 1000 mm to 1500 mm And a platen disposed in the housing.
The method according to claim 1,
The fixed platen 13 fixed to the center of the gutter 12 is made to have a length of 950 mm and the fixed platen 13 fixed to both sides of the base 11 is made to have a length of 125 mm, 13) are arranged so that the variable platen (14) and the ink recovery cartridge (20) are guided with a clearance of 300 mm.
The method according to claim 1,
The variable platen 14 has a top plate 14-1 on which a suction hole 14a is formed and a fixing block 14-2 on the bottom of the top plate 14-1 with a fixing screw S, Wherein at least one magnet M is embedded in the bottom surface of the platen 14-2 so that the fixed block 14-2 is detachably attached to the inner bottom surface of the plaster 12 with a magnetic force.
The method according to claim 1,
The variable platelets 14 disposed on the right and left sides of the fixed platen 13 are divided into two groups so that the ink recovery cartridge 20 is disposed on the left and right sides of the variable platen 14, ) Of the wallpaper fabric (A) in accordance with the widthwise printing length of the wallpaper fabric (A).

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