KR20110075609A - Head cleaning apparatus for digital printing machine - Google Patents

Abstract

PURPOSE: A head cleaning device of digital printing machine is provided to facilitate the replacement of a wiper in abrasion. CONSTITUTION: A head cleaning device of digital printing machine comprises a case(10), a plate(20), and a wiper. The case has an internal space with open top in order to store falling ink from a head part. The case comprises a discharging hole part. The plate is located on the upper of the case to move up and down in straight line. The plate has a chimney hole part opened ward the case. The wiper is formed in the plate.

Description

Head cleaning device of digital printing machine {HEAD CLEANING APPARATUS FOR DIGITAL PRINTING MACHINE}

The present invention relates to a head cleaning apparatus of a digital printing machine, and more particularly, to a head of a digital printing machine that can prevent printing paper contamination due to waste ink on the lower side of the head by reciprocating a flexible wiper. It relates to a cleaning device.

In general, a digital printing machine is frequently (magenta, M), yellow (yellow, Y), cyan (cyan, C) on a head for ejecting ink by digitizing a desired output signal from a digital controller. It is a modern printing device that draws a pattern desired by a user by using a subtractive mixing technique that supplies three primary colors, and colors the printing paper (messia) to create various colors.

In order to use the subtractive mixing technique, ink having each color is individually received and supplied to a head for scanning each color, so that the ink of the color scanned from each head is overlaid to show a new color.

Existing digital printing machine is difficult to maintain the clean state of the head by dropping the ink on the head to the transfer tray or base, there is a problem that contaminate the media due to the ink on the base. Therefore, there is a need for improvement.

The present invention has been made to solve the above problems, the head of the digital printing machine to prevent the contamination of the printing paper due to the waste ink on the lower side of the head by wiping the lower side of the head with a flexible wiper The object is to provide a cleaning device.

In addition, an object of the present invention is to provide a head cleaning apparatus of a digital printing machine that makes it possible to easily discharge the waste ink from the case by attaching the case containing the waste ink to the digital printing machine.

In addition, the present invention is provided on the upper side of the case to adjust the height of the plate supporting the wiper can be easily adjusted the gap between the wiper and the head portion to provide a head cleaning device of the digital printing machine to protect the head portion thereof. There is this.

It is also an object of the present invention to provide a head cleaning device of a digital printing machine that can be easily replaced when worn by making the wiper formed on the plate easily detachable.

The head cleaning apparatus of the digital printing machine according to the present invention includes: a case having an inner space open to the top to store ink liquid naturally falling from the head for a printer and having a discharge hole, and capable of linear reciprocating movement on the upper side of the case. And a flexible wiper formed on the plate and wiping the lower side of the head when the plate moves.

The case may form a frame formed to be adjustable in height, and the frame may form an operation unit for reciprocating the plate.

The operation unit includes guide rails formed on both sides of the frame, a guide block formed on the plate so as to reciprocate along the guide rail, and an operation member for manipulating the plate to be forced to the frame.

The operation member may include at least one pair of transfer members connected to the plate and forming a closed curve, rotatably connected to the frame and connecting both edges of the transfer member or winding the transfer member to reciprocate the plate. It includes a rotating member, and an electric motor connected to any one of the rotating member forcibly rotating the rotating member.

The plate is preferably to form a fitting groove to detachably insert the wiper.

The case preferably extends the bracket in an upward direction.

As described above, the head cleaning apparatus of the digital printing machine according to the present invention can prevent contamination of the printing paper due to waste ink on the lower side of the head by wiping the lower side of the head with a flexible wiper.

In addition, the present invention can facilitate the discharge operation of the waste ink from the case by mounting the case containing the waste ink suspended to the digital printing machine.

In addition, the present invention can be adjusted to the height of the plate supporting the wiper while being provided on the upper side of the case can easily adjust the gap between the wiper and the head portion can protect the head portion.

In addition, the present invention can be easily replaced when worn by making the wiper formed on the plate easily detachable.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a head tilting device and a digital printing machine having the same according to the present invention. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a front view of a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention, and FIG. 2 is a plan view of a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention.

3 is a side view of a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention, and FIG. 4 is a cross-sectional view of the head cleaning apparatus of a digital printing machine according to an embodiment of the present invention.

1 to 4, a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention includes a case 10, a plate 20, and a wiper 30.

The case 10 is formed in the main body 2 and has an inner space 12 open to the top to store waste ink liquid freely falling from the printer head portion 4 and wiped waste ink liquid.

In addition, the case 10 forms a discharge hole 14 in the inner space 12 to communicate with the upper and lower sides, and discharges the stored waste ink liquid to the outside.

At this time, the waste ink liquid stored in the inner space 12 is discharged to the waste ink container (not shown) through the discharge hole 14.

In particular, the discharge hole 14 may be formed to be openable and coupled to the waste ink container as needed, or may be always connected to the waste ink container.

In addition, the case 10 is preferably mounted to the body 2 so that the discharge hole 14 can be easily connected to the waste ink container.

Thus, the case 10 is formed to extend the bracket 60 upwards. The bracket 60 is detachably coupled to the main body 2 by various methods such as bolting.

That is, the case 10 is coupled to hang on the main body 2.

Thus, the case 10 can be easily connected to the waste ink container 14 to the discharge hole 14 downward.

Here, the case 10 may be modified in various shapes and various materials.

On the other hand, the plate 20 is formed so as to be capable of linear reciprocating movement on the upper side of the case 10, and has a communication hole portion 22 that opens in the case 10 direction.

The communication hole 22 serves to flow away the waste ink liquid to the case 10.

In particular, the plate 20 may be formed in a rod shape.

In addition, the wiper 30 is formed on the plate 20 to linearly reciprocate with the plate 20, and serves to wipe the lower side of the head 4.

At this time, the wiper 30 is preferably made of a material having flexibility so as not to damage the head portion (4).

In other words, the wiper 30 reciprocates with the plate 20 reciprocated while being supported by the case 10 by an external force and serves to wipe the lower side of the head 4.

The wiper 30 can be deformed into various shapes.

In particular, the distance between the wiper 30 and the head portion 4 is preferably adjusted.

This is to protect the head portion 4 directly in contact with the wiper 30.

Thus, the case 10 forms a frame 40 on the upper side, and the frame 40 connects the plate 20 to the upper side.

In this case, the frame 40 is preferably formed in a frame shape supported along the upper edge of the case 10. This is to allow the waste ink liquid to fall into the case 10.

Of course, the frame 40 can be modified in various shapes and various materials.

In addition, the frame 40 is formed to adjust the height relative to the case 10.

That is, the frame 40 forms the height adjusting pin 42 along the edge. The height adjusting pin 42 connects the lower side to the edge of the case 10.

In other words, the height adjustment pin 42 serves to adjust the distance between the case 10 and the frame 40 while being forcibly rotated by an external force.

Accordingly, the height adjustment pin 42 is preferably a bolt. Of course, the height adjustment pin 42 can be applied in various ways.

In particular, the reason why the frame 40 is adjusted in height relative to the case 10 is to protect the head portion 4 by adjusting the force that the wiper 30 presses the lower side of the head portion 4.

 Of course, the plate 20 may be supported on the frame 40 to adjust the height.

On the other hand, the plate 20 is preferably provided to be linear reciprocating movement.

This is for wiping the lower side of the head portion 4 automatically by the wiper 30.

That is, the frame 40 preferably forms an operation unit 50 for reciprocating the plate 20.

Here, the operation unit 50 includes a guide rail 51, a guide block 52 and the operation member 53.

Guide rails 51 are formed on both sides of the frame 40.

In particular, the guide rails 51 are preferably arranged side by side in a direction perpendicular to the traveling direction of the head portion (4).

Of course, the guide rail 51 may be formed on the upper edge of the frame 40, or may be formed on the side of the frame 40.

In addition, the guide block 52 is formed on the plate 20 to be able to reciprocate along the guide rail 51.

As a result, both sides of the plate 20 are supported by the frame 40 to enable linear reciprocating movement.

At this time, the guide rail 51 and the guide block 52 is preferably LM guide in general.

Here, the guide rail 51 is coupled to the frame 40 by various methods, and the guide block 52 is coupled to the plate 20 by various methods.

Of course, the guide rail 51 may be formed on the plate 20, and the guide block 52 may be formed on the frame 40.

And, the operation member 53 serves to manipulate the guide block 52 connected to the plate 20 to reciprocate along the guide rail 51.

That is, the plate 20 is linearly reciprocated on the frame 40 by the operation of the operation member 53.

As an example, the operation member 53 includes a transfer member 54, a rotating member 55 and the electric motor 56.

Here, the transfer member 54 is part of the plate 20 is fixedly connected.

Then, the conveying member 54 forms a closed curve. Thus, the conveying member 54 is formed in a band shape to be able to rotate indefinitely.

Of course, the transfer member 54 can be variously modified.

In addition, the rotating member 55 is provided with at least one pair is rotatably mounted to the frame 40, respectively.

In addition, the rotating member 55 is formed to connect both edges of the band-shaped conveying member 54 or to wind the conveying member 54.

Accordingly, the rotary member 55 rotates to rotate the transfer member 54. For this reason, the plate 20 is conveyed on the frame 40 according to the rotation direction of the rotating member 55.

For convenience, the conveying member 54 is shown by a timing belt and the rotating member 55 is shown by a pulley.

Of course, the rotating member 55 can be variously modified.

Here, the reason why the transfer member 54 is a timing belt is to keep the traveling speed of the plate 20 constant by minimizing the occurrence of slip during rotation of the pulley.

On the other hand, the rotating member 55 is forcibly rotated by an external force.

Thus, any one of the rotating members 55 is connected to the electric motor 56.

That is, the electric motor 56 reciprocates the guide block 52 connected to the conveying member 54 as the rotary member 55 is forcibly rotated. As a result, the plate 20 can be linearly reciprocated.

Here, the electric motor 56 is preferably a step motor.

On the other hand, as the plate 20 is linearly reciprocated, the wiper 30 wipes the lower side of the head 4 while repeating forward and backward.

In particular, the plate 20 may be formed integrally with the wiper 30, it is preferable that the wiper 30 is formed detachably.

This is to facilitate the maintenance of the wiper 30.

As an example, it is preferable that the plate 20 forms the fitting groove 24.

The fitting groove 24 serves to receive the wiper 30 of the rubber material. That is, the wiper 30 is fitted into the fitting groove 24 is fixed.

In particular, the fitting groove 24 may be formed in various ways, and is not limited to the number.

As a result, when the plate 20 is linearly reciprocated by the operation of the operation member 53, the wiper 30 is wiped the lower side of the head portion (4).

Then, the waste ink liquid on the head 4 falls on the plate 20 and the case 10.

In particular, the waste ink liquid dropped on the plate 20 is discharged to the case 10 through the communication hole 22.

Thus, the waste ink liquid is stored in the case 10. In addition, the case 10 discharges the waste ink liquid to the set position through the discharge hole 14.

At this time, as the frame 40 is adjustable in height with respect to the case 10, the wiper 30 adjusts the pressing force and wipes the head portion 4 by directly touching the head portion 4 to ensure sufficient cleanliness. maintain.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. I will understand.

Therefore, the true technical protection scope of the present invention will be defined by the claims below.

1 is a front view of a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention.

2 is a plan view of a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention.

3 is a side view of a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention.

4 is a cross-sectional view of a head cleaning apparatus of a digital printing machine according to an embodiment of the present invention.

<Explanation of symbols on main parts of the drawings>

2: body 4: head

10: case 12: interior space

20: plate 22: communication hole

24: fitting groove 30: wiper

40: frame 42: height adjustment pin

50: operating part 60: bracket

Claims (6)

A case having an internal space opened upward to store ink liquid naturally falling from the head for the printer and having a discharge hole; A plate having a communication hole formed in the upper side of the case so as to be linearly reciprocated and opened in the case direction; And And a flexible wiper formed on the plate and wiping the lower side of the head portion when the plate is moved. The method of claim 1, The case forms a frame formed to be adjustable height; And said frame forms an actuating portion for reciprocating said plate. The method of claim 2, wherein the operating unit, Guide rails formed at both sides of the frame; A guide block formed on the plate to reciprocate along the guide rail; And And an operation member for manipulating the plate to be forcedly conveyed with respect to the frame. The method of claim 3, wherein the operation member, A conveying member connected to the plate and forming a closed curve; A rotating member rotatably connected to the frame and provided with at least one pair for connecting both edges of the transfer member or winding the transfer member to reciprocate the plate; And And an electric motor connected to any one of the rotating members to forcibly rotate the rotating member. 5. The method according to any one of claims 1 to 4, The plate is a head cleaning device of the digital printing machine, characterized in that to form a fitting groove for detachably fitting the wiper. 5. The method according to any one of claims 1 to 4, The case is a head cleaning device of the digital printing machine, characterized in that to extend the bracket in the upward direction.

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