JPH08208066A - Sheet type material transfer method, sheet type material transfer device, manufacture of label and device therefor - Google Patents

Abstract

PURPOSE: To prevent a sheet type material from being entrapped with a transfer roller by carrying the material under static elimination with a static eliminator brush in contact with the roller in the vicinity of the section where the material parts from the roller at the delivery side thereof. CONSTITUTION: A sheet type material 20 is carried with a transfer device and cut with a cutter blade 12 into labels via a guide 6 after leaving the last roller 5. The labels so made are loaded on a label stacker. In this case, a static eliminator brush 3 is provided in such a state as in contact with the vicinity of the section where the material 20 leaves the roller 5 on the rotation thereof at the side of the blade 12. As a result, the brush 3 laid at the delivery side of the roller 5 and kept in contact therewith, eliminates static electricity from the material 20, and prevents the occurrence of a force for causing the material 20 to be entrapped with the roller 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for conveying a sheet-like material such as paper, film, cloth, etc., a sheet-conveying apparatus, a label manufacturing method and a label-manufacturing apparatus. The present invention relates to a method for conveying a sheet-like material that effectively prevents sheet jamming, a conveying apparatus, and a label manufacturing method and a label manufacturing apparatus that utilize the characteristics of the conveying apparatus.

[0002]

2. Description of the Related Art Conventionally, various studies have been made in order to prevent sheet jamming in a conveying device for a sheet-like material (printed paper, film, cloth, etc.) provided in a printer or the like. Further, there is also known a copying machine in which the position of the static elimination brush is specified to prevent document jamming (Japanese Utility Model Publication No. 61-124045 and Japanese Utility Model Publication No. 4-2).
9543, etc.).

Sheet jams in printers and the like occur at various parts of the conveying device.
There is a sheet jam that occurs when a sheet is caught in a conveyance roll included in a conveyance device. FIG. 2 shows an example of how a sheet jam of this type occurs in a conventional printer or the like. In FIG. 2, the sheet material 20 is conveyed from the left side to the right side by the conveying device, and is cut by the cutter blade 12 via the guide guide 6 after leaving the last conveying roll 5 to be a label, which is a label stacker (not shown). It is supposed to be loaded. However, the electrostatic force may act between the sheet-like material 20 and the transport roll 5 to bring them into close contact with each other, and the sheet-like material 20 may be directly wound around the transport roll 5 in the direction of arrow A. Especially when the device is a printer device and the printing part of the printer is of a type that comes into contact with a sheet-like object (for example, thermal transfer type, wire dot type, electrophotographic type, etc.), the contact with the printing part In many cases, the sheet-like material is charged, and the charging often causes the sheet-like material to be caught in the transport roll.

In particular, when the printer or the like has the above-mentioned cutter on the discharge side of the conveying device for manufacturing a label, the tip end of the cut sheet-like material is short and friction with a guide or the like occurs. Since the force is small, it tends to be easily caught in the transport roll.

[0005]

SUMMARY OF THE INVENTION A first object of the present invention is to prevent a sheet-like material from being caught in a conveyance roll while conveying the sheet-like material such as paper, film and cloth. It is an object of the present invention to provide a sheet-like material conveying method and a sheet-like material conveying device for conveying a sheet.

A second object of the present invention is to provide a label manufacturing apparatus for manufacturing a label while cutting the sheet-shaped material to manufacture a label while preventing the sheet-shaped material from being caught by a transport roll. It is to provide a label manufacturing method.

[0007]

The essence of the printer of the present invention that achieves the above object is as follows.

The sheet-like material conveying method of the present invention is a method of conveying a sheet-like material using a conveying roll, wherein the sheet-like material is rotated by the rotation of the conveying roll on the discharge side of the conveying roll. It is characterized in that the sheet-like material is conveyed while the charge-removing brush that comes into contact with the conveying roll near the part away from is removed.

Further, the sheet-like material conveying device of the present invention comprises a conveying roll for conveying the sheet-like material, a driving means for driving the conveying roll, and the sheet-like material on the discharge side of the conveying roll. It is characterized in that it is provided with a static elimination brush which comes into contact with the transport roll in the vicinity of a portion separated from the transport roll by rotation.

A preferred embodiment of the sheet-shaped material conveying device of the present invention is characterized in that the sheet-shaped material is mainly composed of paper, plastic film or cloth.

Further, the label manufacturing apparatus of the present invention comprises a carrying roll for carrying the sheet, a driving means for driving the carrying roll, and a sheet cutting means provided on the discharge side of the carrying roll. Between the carrier roll and the sheet-like material cutting means, a static elimination brush is provided, which comes into contact with the carrier roll near a portion where the sheet-like object is separated from the carrier roll by rotation of the carrier roll. There is.

A preferred embodiment of the label producing apparatus of the present invention is characterized in that the sheet-like material is mainly composed of paper, plastic film or cloth.

The label manufacturing method of the present invention is a method for manufacturing a label in which a sheet is cut by the discharge side of the conveying roll while the sheet is being conveyed using a conveying roll. Then, between the transport roll and the cutting position of the sheet-like material, the sheet-like material is neutralized by a static eliminator brush that comes into contact with the transporting roller in the vicinity of a position where the sheet-like material separates from the transporting roller by the rotation of the transporting roller. However, it is characterized in that the sheet is conveyed.

[0014]

The present invention will be described in detail below with reference to the drawings.

FIG. 1 shows an embodiment of a label producing apparatus 1 incorporating the sheet-like material conveying apparatus of the present invention. This apparatus is a printer for label production having a printing unit (not shown) on the left side of FIG. In FIG. 1, the sheet material 20 is conveyed from the left side to the right side by a conveying device, and is cut by a cutter blade 12 (sheet material cutting means) via a guide guide 6 after leaving the last conveying roll 5. It becomes a label and is loaded on a label stacker (not shown). Here, the cutter blade 12 of the transport roll 5
A static elimination brush 3 is provided which is in contact with the vicinity of a portion where the sheet-shaped material 20 is separated from the transport roll 5 by the rotation of the transport roll 5 on the side.

According to the above-described embodiment of the present invention, since the discharging roller 3 has the discharging brush 3 on the discharge side and the discharging brush 3 is in contact with the discharging roller 5 at the above-mentioned portion, the discharging brush 3 is a sheet. The static electricity is removed from the particulate matter 20 to remove static electricity, and the generation of force tending to be caught in the transport roll 5 is prevented.
In addition, since the static elimination brush 3 is in contact with the transport roll 5, it also acts to mechanically prevent the sheet 20 from being caught in the transport roll 5. That is, the charge removal brush 3 not only removes the charge of the sheet-shaped material 20, but also serves as a mechanical guide. Therefore, the effect of preventing the sheet-like material 20 from being caught by the static elimination brush 3 is very high.

In this embodiment, the static elimination brush 3 is urged by the guide 6 against the transport roll 5, thereby strengthening the mechanical strength of the static elimination brush 3 and acting as a guide. Enhances the action of.

In particular, in the label manufacturing apparatus having the sheet-like material cutting means as in the above example on the discharge side of the transport roll of the transport device, the tip end of the cut sheet-like material is wound around the transport roll. Since it is easy to be damaged, it is a suitable application target of the sheet-shaped material conveying device of the present invention.

Further, when the label manufacturing apparatus is a printer and has a printing portion that comes into contact with the sheet-like material, the sheet-like material is likely to be charged and is easily rolled into a transport roll. Is a preferable application target of.

In the present invention, the sheet material means cloth,
It refers to a sheet-shaped one made of tacky paper such as a plastic film, paper, a label or the like, or a sheet-shaped one made of the above combination. In addition, the effect of the present invention is preferably obtained when a sheet having a low rigidity, a cloth, a thin plastic film (for example, having a thickness of 20 μm or less), or a material which is easily charged is used as the sheet-like material. Exert.

The static elimination brush used in the present invention is not limited, but a brush made of a material such as carbon fiber, copper-dyed acrylic fiber, and stainless fiber is used.

Further, the method for bringing the static elimination brush 3 into contact with the roll 5 is not particularly limited, but as shown in FIG. 1, the static elimination brush is brought into contact with the transport roll 5 while being urged by urging means such as a guide. Is preferred. As the urging means, the guide guide may be used as it is or separately provided. It is preferable to use the guide guide because the guide guide itself cooperates with the charge removal brush to prevent sheet jamming.

In the present invention, the label refers to a sheet-shaped material piece of a predetermined length, which is manufactured by cutting a sheet-shaped material. The label may be printed by a printing means,
It may not be printed. Further, it may be already printed before being applied to the label manufacturing apparatus of the present invention, or may be printed after being cut as a label.

The static elimination brush used in the present invention is not limited, but a brush made of a material such as carbon fiber, copper-dyed acrylic fiber, and stainless fiber is used.

[0025]

EXAMPLE A label manufacturing apparatus (printer) having the structure shown in FIG. 1 was manufactured. As the sheet, a printing tape composed of a fabric layer and an adhesive layer was used. As a fabric layer, 0.06
A high-density fabric obtained by weaving polyester filament yarns of 700 denier single yarns in a vertical direction of 140 filaments / inch and a horizontal dimension of 110 filaments / inch was subjected to a water jet punch treatment, and then subjected to a heat calender treatment.
A polyester hot melt adhesive was used as the adhesive layer. The cloth layer and the adhesive layer were laminated by laminating and cut into a width of 60 mm to prepare a printing tape.
The material of the static elimination brush was copper-dyed acrylic fiber, and it was installed so that the static elimination brush was pressed against the transport roll by the guide.

When the above sheet-like material was mounted on this printer and printing was performed 50 times, good printing results could be obtained without being caught in a roll.

Comparative Example 1 A printer similar to that of Example 1 was manufactured except that a static elimination brush was not attached. The same sheet-shaped material as in Example 1 was used.

When a continuous sheet was attached to this printer and printing was performed, the sheet was caught in a transport roll and printing could not be performed satisfactorily.

[0029]

According to the sheet material conveying apparatus and method of the present invention, in order to convey a sheet material such as paper, film, cloth, etc. for discharging electricity by providing a discharging brush on the discharge side of the conveying roll, It is possible to prevent the sheet material from being caught in the transport roll. Further, since the static elimination brush plays a role of a mechanical guide, it is highly effective in preventing the sheet-like material from being caught.

Further, according to the label manufacturing apparatus and manufacturing method of the present invention, a sheet-like material such as paper, film, cloth, etc., is conveyed after cutting in order to provide a discharging brush on the discharge side of the conveying roll for discharging electricity. It is possible to effectively prevent the leading end of the sheet-like material from being caught in the transport roll. Further, since the static elimination brush plays a role of a mechanical guide, it is highly effective in preventing the sheet-like material from being caught.

[Brief description of drawings]

FIG. 1 is a model diagram showing an embodiment of a label manufacturing apparatus of the present invention.

FIG. 2 is a diagram illustrating sheet jamming on a transport roll according to a conventional technique.

[Explanation of symbols]

 1: Printer 3: Static elimination brush 5: Roll 6: Guide guide 12: Cutter 20: Continuous sheet 21: Cut continuous sheet (label)

Claims (6)

[Claims] 1. A method of transporting a sheet-like material using a transporting roll, wherein the sheet-like material is transported near a portion of the discharge side of the transporting roller where the sheet-like material is separated from the transporting roller by rotation of the transporting roll. A sheet-like material conveying method, wherein the sheet-like material is conveyed while discharging electricity from the sheet-like material by a static elimination brush that is in contact with a roll. 2. A transport roll for transporting a sheet-like material, a driving means for driving the transport roll, and a portion on the discharge side of the transport roll where the sheet-like material is separated from the transport roll by the rotation of the transport roll. And a static elimination brush that comes into contact with the transport roll. 3. The sheet-like material conveying device according to claim 2, wherein the sheet-like material is mainly made of paper, plastic film or cloth. 4. A transport roll for transporting a sheet-like material, a drive means for driving the transport roll, a sheet-like material cutting means provided on the discharge side of the transport roll, the transport roll and the sheet-like material. A label manufacturing apparatus, comprising: a sheet-like material, which is provided between the cutting means and a cutting means, and a static elimination brush that comes into contact with the transport roll in the vicinity of a portion separated from the transport roll by rotation of the transport roll. 5. The label manufacturing apparatus according to claim 4, wherein the sheet-like material is mainly made of paper, plastic film or cloth. 6. A label manufacturing method for manufacturing a label by cutting a sheet-like material on the discharge side of the conveying roll while conveying the sheet-like material using a conveying roll, the method comprising: The sheet-like material is conveyed between the cutting position and the cutting position of the sheet-like material while the charge-removing brush is in contact with the conveying roll in the vicinity of the portion where the sheet-like material is separated from the conveying roll by the rotation of the conveying roll. A method of manufacturing a label, comprising: