TW201544357A - Indirect gravure press - Google Patents

Abstract

The purpose of the present invention is to provide an indirect gravure press (indirect intaglio printing machine) which can accurately print different patterns on the same substrate easily. The indirect gravure press 100 of the present invention comprises: a substrate platform 115 to hold the substrate 1; a printing plate cylinder 113, mounted with the sleeve-type intaglio plate 101 forming the pattern and supplied with ink; a plate platform 116, carrying a deep-etch plate 102 formed with the pattern and supplied with ink; a rubber roller 121 of which an outer periphery is mounted with a rubber blanket; and a blanket cylinder moving mechanism 111, 117-120 capable of transfer printing the ink supplied to the sleeve-type intaglio plate 101 to rubber roller 121 and the substrate 1 on the substrate platform 115, and meanwhile, transfer printing the ink supplied to the deep-etch plate 102 to the rubber roller 121 and the substrate 1 on the substrate platform 115, and in this way, the rubber roller 121 is moved relative to the printing plate cylinder 113 and plate platform 116 and substrate platform 115.

Description

Indirect gravure printing machine

This invention relates to an indirect gravure printing machine.

In the field of printed electronics (PE), the application of indirect gravure presses is being studied. For example, in a flat bed type in which a sheet-like substrate is disposed on a platform and printed, on the other hand, a plate cylinder having a sleeve-type intaglio plate on which a pattern such as a wiring pattern is formed is rotated, and ink is supplied to the plate cylinder. And a blanket cylinder wound with a blanket on the outer periphery is butted and rotated with the above-mentioned plate cylinder, thereby transferring the ink corresponding to the pattern of the sleeve type intaglio of the plate cylinder to the blanket cylinder After the blanket is applied, the ink on the blanket of the blanket cylinder can be transferred onto the substrate and printed by rolling the blanket cylinder onto the substrate of the platform.

[Previous Technical Literature] [Patent Literature]

[Patent Document 1] Japanese Patent Laid-Open Publication No. 2005-186597

However, in the above-described indirect gravure printing machine, a pattern including a wiring pattern having a different line width (for example, a very thin line (about 5 to 10 μm) and a thin line (about 20 to 50 μm)) is printed on the same substrate. In the case of conditions for properly transferring the ink to the substrate (for example, ink viscosity when transferring from the blanket cylinder to the substrate (drying time of the ink on the blanket cylinder), from the blanket cylinder to the base The printing pressure and speed of the material when transferring the ink, etc.) Since the line width or the type of the ink is different, the pattern of the wiring pattern including the above-described ultrafine line is printed on the substrate as described above, and the printing machine must not only be used by other different printing machines. A pattern including a wiring pattern or the like of the thin line is printed on the substrate, and it is necessary to precisely perform overprinting of a pattern including a wiring pattern of an extremely thin line and a pattern including a wiring pattern of a thin line, which is very laborious.

As such, it is an object of the present invention to provide an intaglio printing press that can easily print different patterns to the same substrate.

In order to solve the above problems, the indirect gravure printing machine of the present invention is characterized by comprising: a substrate platform that holds the substrate; a first intaglio plate formed with a pattern and supplied with ink; and a second intaglio plate formed with a pattern and An ink is supplied; a blanket cylinder is attached to the outer periphery with a blanket; and a relative moving mechanism is configured to transfer the ink supplied to the first intaglio to the blanket of the blanket cylinder, and the The ink on the blanket of the blanket cylinder is transferred to the substrate on the substrate platform, and the ink supplied to the second intaglio is transferred to the blanket of the blanket cylinder, and the blanket is applied The ink on the blanket of the drum is transferred to the substrate on the substrate platform such that the blanket cylinder moves relative to the first intaglio plate and the second intaglio plate and the substrate platform.

Further, the indirect gravure printing machine of the present invention is the above-described offset gravure printing machine, wherein the relative movement mechanism is such that the blanket cylinder is opposite to the first intaglio plate, the second intaglio plate, and the substrate platform. The blanket cylinder moving mechanism for moving the substrate.

Further, the indirect gravure printing machine of the present invention is the above-described indirect gravure printing machine, characterized in that one of the first intaglio plate and the second intaglio plate is a sleeve type intaglio plate mounted on a plate cylinder; the first intaglio plate And the other of the second intaglio plates described above is mounted on the plano-panel of the plate platform.

By the indirect gravure printing machine of the present invention, it is not necessary to print different patterns by different printing machines as before, and the overprinting of different patterns can be simultaneously performed, so that different patterns can be easily printed accurately on the same substrate. .

1‧‧‧Substrate

100‧‧‧Indirect gravure printing machine

101‧‧‧Sleeve gravure

102‧‧‧ flat version

111‧‧‧ machine base

112‧‧‧Fixed rack

113‧‧‧ plate cylinder

114‧‧‧Scraper

115‧‧‧Substrate platform

116‧‧ version platform

117‧‧‧rail

118‧‧‧Sliding members

119‧‧‧Sliding frame

120‧‧‧Eccentric bearing

121‧‧‧ blanket roller

122‧‧‧ scraper

123‧‧‧Drive motor

124‧‧‧Drive motor

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic block diagram showing a first embodiment of an in-line gravure printing machine according to the present invention.

Figure 2 is a plan view of Figure 1.

3(A) to (F) are diagrams showing the operation of the gravure printing machine between FIG.

4(G) to (M) are diagrams of the operation immediately following FIG. 3.

Although the embodiment of the indirect gravure printing machine of the present invention will be described based on the drawings, the present invention is not limited to the following embodiments described based on the drawings.

<Main Embodiment>

The main embodiment of the indirect gravure printing machine of the present invention will be described based on Figs.

As shown in FIG. 1 and FIG. 2, on one end side of the upper surface of the base 111 (left side in FIGS. 1 and 2), the pair of fixed racks 112 are connected to one end side and the other end side of the base 111. The direction (the right side in FIGS. 1 and 2) is orthogonal to the horizontal direction (the vertical direction of the paper in FIG. 1 and the vertical direction in FIG. 2). Positioned on the upper side of the opposite fixed frame 112 opposite to the other end of the base 111 (rightward position in FIGS. 1 and 2), a first intaglio plate is mounted on the outer circumference, that is, a cylindrical sleeve The plate cylinder 113 of the intaglio plate 101 is supported to be axially rotatable in a direction to which the fixed frame 112 is joined.

Positioned on the upper side of the opposite fixed frame 112 opposite to one end of the base 111 (leftward position in FIGS. 1 and 2), disposed along the axial direction parallel to the plate cylinder 113 The scraper 114 is a first intaglio printing ink supply mechanism that faces the longitudinal direction, and the scraper 114 has a front end side (the lower side in FIG. 1) with respect to the plate cylinder 113. The manner in which the outer peripheral surface abuts is supported by the fixed frame 112 described above.

On the other end side (the right side in FIGS. 1 and 2) of the upper surface of the base 111, a base platform 115 for holding the sheet-like base material 1 is disposed. A plate platform 116 for holding a second intaglio plate, that is, a flat plate type planoplate 102, is disposed on the base 111 between the substrate platform 115 and the plate cylinder 113. On the base 111 between the fixed frame 112 and the platforms 115 and 116, the pair of guide rails 117 in the opposite direction of the fixed frame 112 are connected to one end side and the other end side of the base 111. The direction (the left and right directions in Figs. 1 and 2) is laid over substantially the entire length.

The pair of guide rails 117 are respectively engaged with a sliding member 118 slidably movable along the longitudinal direction of the guide rail 117, and the sliding member 118 can be driven by a sliding member (not shown) (for example, a linear motor or the like) Slide along the guide rail 117. On the sliding member 118, sliding frames 119 are respectively erected, and the sliding frames 119 are paired in the opposing direction.

The eccentric bearing 120 is rotatably disposed in a pair of opposite directions on the upper side of the slide frame 119 near the other end of the base 111 (the rightward position in FIGS. 1 and 2). Between the eccentric bearings 120 opposed to each other, the blanket cylinder 121 oriented in the axial direction parallel to the axial direction of the plate cylinder 113 is rotatably supported.

The eccentric bearing 120 is rotatable and positioned relative to the slide frame 119 by an eccentric bearing drive mechanism (for example, an actuator such as a cylinder or the like) (not shown), and by actuating the drive mechanism, When the slide frame 119 is located on one end side (the left side in FIGS. 1 and 2) of the above-mentioned base 111 (the solid line position on the left side in FIGS. 1 and 2), the blanket cylinder 121 can be switched to the above-mentioned plate cylinder. The above-mentioned sleeve type gravure 101 of the outer peripheral surface of 113 is butted and separated from the above-mentioned flat intaglio plate 102 on the plate platform 116 (the dotted line position in FIG. 1), and the above-mentioned outer sleeve from the outer peripheral surface of the plate cylinder 113 The cylindrical gravure 101 is separated from the lower position of the flat plate 102 on the plate platform 116 (the two-point chain position in FIG. 1), and the sliding frame 119 is located on the other end side of the frame 111 (Fig. 1, 2 in In the case of the right side (the two-point chain line position on the right side in FIGS. 1 and 2), the blanket cylinder 121 can be butted/separated from the substrate 1 on the substrate stage 115.

Positioned on the lower side of the opposite sliding frame 118 opposite to one end of the base 111 (leftward position in FIGS. 1 and 2), disposed along the axial direction of the blanket cylinder 121 The blade 122 is oriented in the longitudinal direction, and when the blade 122 is located on the plate platform 116, the front end side (the lower side in FIG. 1) is abuttable and movable relative to the plano-embossing plate 102 on the plate platform 116. The manner, that is, the sliding position of the flat gravure 102 that can be switched to abut against the plate platform 116 and the retracted position separated from the flat gravure 102 on the plate platform 116, relative to the sliding machine The frame 119 is rotatably supported.

In addition, in Fig. 2, 123 is a drive motor for rotating the plate cylinder 113, and 124 is a drive motor for rotating the blanket cylinder 119.

In the above-described embodiment, the housing 111, the guide rail 117, the sliding member 118, the slide frame 119, the sliding member driving mechanism, and the like constitute a horizontal movement mechanism; and the eccentric bearing 120 and the An eccentric bearing drive mechanism or the like constitutes a lifting movement mechanism; the horizontal movement mechanism, the lifting movement mechanism, and the like constitute a blanket cylinder moving mechanism; and the blanket cylinder moving mechanism constitutes a relative movement mechanism; and the scraper 122 is formed by the scraper 122 The horizontal moving mechanism or the like constitutes a second intaglio ink supply mechanism.

Next, the operation of the intaglio printing machine 100 according to this embodiment will be described based on Figs.

First, for example, the sleeve type intaglio 101 in which a pattern including a wiring pattern of an extremely thin line (about 5 to 10 μm) is formed is attached to the plate cylinder 113, and a thin line (about 20 to 50 μm) is formed. The plano-embossing plate 102 of the pattern of the wiring pattern or the like is placed on the plate platform 116, and the substrate 1 is placed on the substrate platform 115 at a predetermined position, and the ink corresponding to the above-described pattern of the ultrafine line is filled with ink. In the above plate cylinder 113 An ink between the outer peripheral surface of the sleeve type intaglio 101 and the front end side of the doctor blade 114 and the condition corresponding to the pattern of the thin line is supplied to the end of the flat end plate 102 on the other end side of the base 111 on.

Next, the scraper 122 is rotated in a manner to be positioned at the retracted position, and the blanket cylinder 121 is mated with the sleeve intaglio 101 of the plate cylinder 113 and is self-loaded on the plate platform 116. The gravure plate 102 is separated, and the drive mechanism is actuated, whereby the slide frame 119 is slid along the guide rail 117 toward one end side of the base 111 via the sliding member 118, and the eccentric bearing 120 is opposed to each other. The sliding frame 119 is rotated.

When the platen motor 113 and the blanket cylinder 121 are rotated by the driving motors 123 and 124, the ink corresponding to the ultrafine line of the sleeve type intaglio 101 formed in the plate cylinder 113 is inked. The scraper 114 is supplied to the concave portion of the ultrafine line of the sleeve type intaglio 101, and is transferred to the outer peripheral surface of the blanket cylinder 121 in accordance with the shape of the recessed portion (see FIG. 3A).

The ink is transferred from the recess of the ultra-fine line of the sleeve-type intaglio 101 of the plate cylinder 113 to the blanket of the blanket cylinder 121, so that the blanket cylinder 121 is located on the substrate platform 115. On the end portion of the base material 1 on one end side of the base 111 (see FIG. 3B), the drive mechanism is actuated to slide the slide frame 119 along the guide rail 117 via the slide member 118.

Next, the driving mechanism is actuated by abutting the blanket cylinder 121 against the base material 1 on the base platform 115 (see FIG. 3C), and the eccentric bearing 120 is rotated to make the blanket. The roller 121 is moved to the end portion of the base material 1 on the other end side of the base 111 (see FIG. 3D), and the drive mechanism is actuated to move the slide frame 119 along the guide rail 117 via the sliding member 118. The sliding movement is performed to transfer the ink on the blanket of the blanket cylinder 121 transferred from the sleeve type intaglio plate 101 of the plate cylinder 113 to the substrate 1.

Thus, the ink on the blanket of the blanket cylinder 121 transferred from the sleeve type intaglio plate 101 of the plate cylinder 113 is transferred to the substrate 1 to separate the blanket cylinder 121 from the substrate 1. In the manner (see Fig. 3E), the drive mechanism is actuated to rotate the eccentric bearing 120.

Then, the driving mechanism is actuated by the sliding member 118 so that the scraping blade 122 is positioned on the end of the flat end plate 102 of the plate platform 116 on the other end side of the base 111. The slide frame 119 is slidably moved along the guide rail 117, and the scraper 122 is rotated in a manner of being positioned at the actuating position (see FIG. 3F), so that the front end side of the scraper 122 abuts against the plate platform 116. The end of the flat end plate 102 on the other end side of the base 111.

Next, the drive mechanism is actuated by moving the front end side of the scraper 112 to the end of the flat plate 102 on the plate platform 116 on one end side of the base 111 (see FIG. 4G). When the slide member 118 slides the slide frame 119 along the guide rail 117, the ink corresponding to the thin line formed on the plano-embossing plate 102 is supplied to the concave portion of the thin line of the plano-embossing plate 102 by the doctor blade 112.

After the ink is supplied to the concave portion of the thin line of the plano-embossed plate 102 as described above, the scraper 122 is rotated so as to be positioned at the retracted position (see FIG. 4H), so that the front end side of the scraper 122 is from the plano-embossing plate 102. Separation.

Then, the blanket cylinder 121 is brought into contact with the end portion of the flat recess 102 of the plate platform 116 on the one end side of the base 111 (see FIG. 4I), and the drive mechanism is actuated to After the eccentric bearing 120 is rotated, the blanket cylinder 121 is moved to the end of the flat end plate 102 of the plate platform 116 on the other end side of the base 111 (see FIG. 4J) to drive the drive. When the sliding member 119 is slidably moved along the guide rail 117 via the sliding member 118, the ink supplied to the concave portion of the thin line of the plano-cork 102 on the plate platform 116 is transferred to the blanket cylinder. 121 on the outer blanket of the blanket.

In this manner, the ink is transferred from the recess of the thin line of the flat plate 102 on the plate 116 to the substrate of the blanket cylinder 121 so that the blanket cylinder 121 is positioned on the substrate platform 115. In a manner of one end side of the base 111 on the one end side (see FIG. 4K), the drive mechanism is actuated to slide the slide frame 119 along the guide rail 117 via the slide member 118.

Then, the blanket cylinder 121 is moved to the end portion of the base material 1 on the other end side of the base 111 (see FIG. 4L), the drive mechanism is actuated, and the sliding is performed via the sliding member 118. The gantry 119 is slidably moved along the above-described guide rails 117, whereby the ink on the blanket of the blanket cylinder 121 transferred from the embossing plate 102 is further transferred to the substrate 1.

The ink on the blanket of the blanket cylinder 121 transferred from the plano-embossing plate 102 is further transferred to the substrate 1 in such a manner as to separate the blanket cylinder 121 from the substrate 1 (see FIG. 4M). The driving mechanism is actuated to rotate the eccentric bearing 120.

Then, the substrate 1 on the substrate stage 115 is exchanged, and the ink corresponding to the condition of the pattern including the wiring pattern of the ultrafine line (about 5 to 10 μm) can be continuously performed by repeating the same operation as described above. The ink corresponding to the condition of the pattern including the wiring pattern of the thin line (about 20 to 50 μm) is printed together with the substrate 1.

Therefore, in the gravure printing machine 100 of the present embodiment, it is not necessary to print a pattern of a wiring pattern having a different line width by using a different printing machine as in the prior art, and it is also possible to simultaneously perform a wiring pattern including an extremely thin line. The overprint of the pattern and the pattern containing the wiring pattern of the thin line.

Therefore, by the intaglio printing machine 100 of the present embodiment, it is possible to easily print different patterns to the substrate 1 accurately.

<Other Embodiments>

Further, in the above embodiment, the sliding member moving mechanism by a linear motor or the like The slide member 118 is slidably moved relative to the guide rail 117. As another embodiment, instead of the guide rail 117, for example, a ball screw shaft is applied, and the slide frame 119 is erected on the moving member screwed to the ball screw shaft. The ball screw shaft is rotated by a drive motor or the like, whereby the slide frame 119 can be slidably moved.

Further, in the above embodiment, the ink of the sleeve type intaglio 101 supplied to the plate cylinder 113 is transferred from the blanket of the blanket cylinder 121 to the substrate 1, and then supplied to the plate. The ink of the plano-embossing plate 102 on the stage 116 is transferred from the blanket of the blanket cylinder 121 to the substrate 1. However, the present invention is not limited thereto, and as another embodiment, for example, it may be supplied. After the ink of the flat gravure 102 on the plate 116 is transferred from the blanket of the blanket cylinder 121 to the substrate 1, the ink supplied to the sleeve intaglio 101 of the plate cylinder 113 is from the above The above-described blanket of the blanket cylinder 121 is transferred to the substrate 1.

Further, in the above embodiment, the blanket cylinder 121 is moved relative to the substrate 1 by moving the blanket cylinder 121 against the plate cylinder 113, the plate platform 116, and the substrate stage 115 by the blanket cylinder moving mechanism. In other embodiments, the printing ink may be transferred to the substrate 1 by moving the plate cylinder 113, the plate stage 116, and the substrate stage 115 relative to the blanket cylinder 121, for example.

That is, by moving the blanket cylinder relative to the first intaglio plate and the second intaglio plate and the substrate, the same effect as that of the above embodiment can be obtained by the relative movement mechanism for transferring the ink with respect to the substrate.

Further, in the above-described embodiment, the case where the sleeve type intaglio 101 is applied as the first intaglio plate and the plano-embossed plate 102 is applied as the second intaglio plate has been described. However, the present invention is not limited thereto, and as another embodiment, For example, both the first intaglio plate and the second intaglio plate may be applied together as a sleeve type intaglio plate, or both the first intaglio plate and the second intaglio plate may be applied together as a plano-gravure plate.

[Industrial availability]

The indirect gravure printing machine of the present invention can be advantageously utilized in various printing industries represented by the field of printed electronics (PE) because it can easily print different patterns on the same substrate.

1‧‧‧Substrate

100‧‧‧Indirect gravure printing machine

101‧‧‧Sleeve gravure

102‧‧‧ flat version

111‧‧‧ machine base

112‧‧‧Fixed rack

113‧‧‧ plate cylinder

114‧‧‧Scraper

115‧‧‧Substrate platform

116‧‧ version platform

117‧‧‧rail

118‧‧‧Sliding members

119‧‧‧Sliding frame

120‧‧‧Eccentric bearing

121‧‧‧ blanket roller

122‧‧‧ scraper

Claims (3)

An indirect gravure printing machine, comprising: a substrate platform that holds a substrate; a first intaglio plate formed with a pattern and supplied with ink; and a second intaglio plate formed with a pattern and supplied with ink; a blanket a roller attached to the outer periphery with a blanket; and a relative moving mechanism for transferring the ink supplied to the first intaglio to the blanket of the blanket cylinder, and the rubber of the blanket cylinder Transfer the ink on the cloth to the substrate on the substrate platform, and transfer the ink supplied to the second intaglio to the blanket of the blanket cylinder, and apply the blanket to the blanket The blanket cylinder is transferred to the substrate on the substrate platform such that the blanket cylinder moves relative to the first intaglio plate and the second intaglio plate and the substrate platform. The request item 1 is connected to a gravure printing machine, wherein the relative movement mechanism is a blanket cylinder moving mechanism that moves the blanket cylinder relative to the first intaglio, the second intaglio, and the substrate on the substrate platform. An intaglio printing machine is interposed between claim 1 or 2, wherein one of said first intaglio plate and said second intaglio plate is mounted on a sleeve type intaglio plate of said plate cylinder; and said first intaglio plate and said second intaglio plate are further The system is mounted on the flat version of the plate.