JP2000052614A - Printer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate setting of paper for continuous issuing when a label paper is to be issued without being peeled and setting of paper when a linerless label roll is used. SOLUTION: A body case 21 is equipped with a paper housing section where a roll of paper is accommodated. A peeling roller support frame 23 is detachably provided to a tip edge of an openable cover 22 which is rotatably supported with the body case 21. An issuing hole 24 is formed between the peeling roller support frame 23 and openable cover 22. When the peeling roller support frame 23 is removed from the openable cover 22, the issuing hole 24 is opened so that setting of paper for continuous issuing and a linerless label can be facilitated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a label roll in which label paper is continuously affixed to a long backing sheet and a linerless label roll in which a long label sheet is wound without a backing sheet. Regarding possible printers.

[0002]

2. Description of the Related Art In a printer using a label roll formed by laminating label paper, which has been cut into a predetermined size one by one, on a long base sheet, a release plate for releasing and issuing a release sheet is generally used. A peeling roller is provided.

A label printer 1 as an example of such a conventional printer will be described with reference to FIG.

[0004] A label printer 1 includes a main body case 2
A paper storage unit 3 for rotatably storing the label roll R is provided. One end of the open cover 4 is rotatably supported by the main body case 2 on a rotation shaft 5. The open cover 4 opens and closes the paper storage unit 3 according to the rotation, and forms a paper guide path 6 between the open cover 4 and the main body case in a closed state.

[0005] In the vicinity of the other end of the open cover 4, an issuing port 7 for communicating with the paper guide path 6 is formed.

Open cover 4 in main body case 2
The platen 8 is disposed at a position near the issuing port 7 with the cover closed. And in the open cover 4,
A thermal head 9 that is in contact with the platen 8 via the paper guide path 6 is attached.

[0007] The peeling plate 10 is mounted near the platen 8. The peeling roller 11 is rotatably mounted on the surface of the open cover 4 on the side facing the paper storage unit 3, and sandwiches the issuing port 7 between the peeling roller 11 and the thermal head 9. When the open cover 4 is closed, the peeling roller 11 is pressed against the platen 8.

Further, when the open cover 4 is closed, a mount sheet discharge port 12 is formed between the other end of the open cover 4 and the main body cover 2.

A cutter 13 is attached to the issuing port 7.

With such a structure, when the label paper L attached to the mount D is peeled and issued, first,
The label roll R is dropped into the paper storage unit 3, the mount D is pulled out by an appropriate length and put on the platen 8.
Close. When printing is performed in this state, the label paper L and the backing paper D are transported according to the rotation of the platen 8, and the label paper L is peeled off from the backing paper D by the peeling plate 10 and issuance port 7
, And the mount D is discharged from the mount discharge port 12.

In order to continuously issue the label paper L without separating it from the mount D, when setting the label roll R, the leading end of the mount D is passed through the issuing port 7 and the open cover 4 is closed.

[0012]

In the label printer 1 shown in FIG. 5 as an example of a conventional printer, when the label paper L is continuously issued, the mount D must be passed through the issuing port 7, and the paper is set. Is not easy.

Furthermore, when a linerless label roll in which continuous label paper is wound without a backing paper is used, the glue surface of the label paper sticks around the issue port 7, making it difficult to pass the label sheet through the issue port 7. It is.

According to the present invention, it is possible to easily set a paper for continuous issuance without releasing label paper and a paper for label issuance using a linerless label roll wound with no label. The purpose is to.

[0015]

According to a first aspect of the present invention, there is provided a printer, wherein a paper guide path is formed between a main body case having a paper storage portion for storing a paper roll and the main body case, and a leading edge is provided. An open cover that is openably and closably attached to the main body case forming an issuing port that communicates with the paper guide path between the main body case and the main body case; and an open cover that is disposed near the issuing port and provided in the main body case. A platen, a thermal head provided on the open cover so as to abut on the platen, a peeling plate disposed near the platen on the downstream side of the paper guide path, and detachably attached to a leading edge of the open cover Attached to
A separation roller supporting frame that rotatably supports a separation roller that presses against the platen and conveys the base material separated by the separation plate.

Therefore, the issuing port is opened by removing the peeling roller support frame from the open cover.

According to a second aspect of the present invention, there is provided the printer according to the first aspect, wherein the peeling roller support frame is attached to and detached from a surface of the open cover facing the paper storage portion.

Therefore, the peeling roller support frame attached to the open cover does not come off when the open cover is closed.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A label printer 20, which is an embodiment of the printer of the present invention, will be described with reference to FIGS. FIG. 1 is a perspective view showing the appearance of the label printer 20. Label printer 20 of the present embodiment
Has a paper storage unit (not shown) in the main body case 21. An open cover 22 is rotatably attached at one end to the main body case 21.
The paper storage unit is opened and closed according to the rotation of.

A peeling roller support frame 23 is detachably attached to the other end of the open cover 22.
When the peeling roller support frame 23 is attached to the open cover 22, an issuing port 24 for printing printed label paper is formed between the peeling roller support frame 23 and the other end of the open cover 22. You. Further, the peeling roller support frame 23 is
When the open cover 22 closes the paper storage unit and is attached to the main body case 21, the mount paper discharge port 25 through which the mount paper from which the label paper has been peeled is discharged is provided between the peeling roller support frame 23 and the main body case 21. Is formed.

A thermal head (not shown) is mounted near the other end of the surface of the open cover 22 facing the paper storage unit. With the open cover 22 closed, the thermal head is pressed against a platen (not shown) attached to a predetermined position in the main body case 21.

FIG. 2 is an exploded perspective view showing a mounting structure of the open cover 22 and the peeling roller support frame 23. FIG. 3 shows a peeling roller supporting frame 23 and a peeling roller 2 rotatably supported by the peeling roller supporting frame 23.
FIG. 6 is a vertical right side view showing a mounting structure with No. 6. The peeling roller 26 is in pressure contact with the platen when the peeling roller support frame 23 is attached to the open cover 22 and the open cover 22 is closed.

At both ends of the peeling roller 26, a rotating shaft 27 is provided so as to project therefrom.
Penetrate the hole formed in the hole.

A slide groove 29 for supporting a bearing 28 is formed in the peeling roller support frame 23 so as to be slidable in a direction in which the peeling roller 26 comes into contact with and separates from the platen. The platen side end of the slide groove 29 is open, and the bearing 28 is inserted from this open end. A helical spring 30 is sandwiched between the end of the slide groove 29, that is, the end opposite to the open end, and the bearing 28, and urges the peeling roller 26 toward the platen.

To assemble, first, the helical spring 30 is inserted into the slide groove 29, then the bearing 28 is inserted, and the bearing 28 is inserted into the slide groove 2 against the bias of the helical spring 30.
9 while being pressed in the end direction,
To close the open end of the slide groove 29.

At both ends of the peeling roller support frame 23,
Arm 3 orthogonal to the longitudinal direction of peeling roller support frame 23
2 are protruding. A rib 33 is formed at the tip of each arm 32.

A guide groove (not shown) into which the rib 33 is slidably fitted is formed in the open cover 22 in a direction substantially perpendicular to the surface of the open cover 22 on the paper storage unit side. The guide groove is open to the paper storage unit side so that the rib 33 is inserted from the surface of the open cover 22 on the paper storage unit side.

Each arm 32 has a plate spring portion 34 formed by cutting a U-shaped groove in the plate-like arm 32. Each leaf spring portion 34 has an engagement claw 35 at the tip.
Each of the engaging claws 35 protrudes in a direction opposite to each other.

The open cover 22 has an engagement hole 36 with which each engagement claw 35 is engaged.

In such a configuration, the peeling roller support frame 23 is detachable from the open cover 22. When a peeling is performed using a label roll on which a backing sheet on which a label paper is stuck is wound, the label printer 20 is used with the peeling roller support frame 23 attached to the open cover 22.

To attach the peeling roller support frame 23 to the open cover 22, the rib 33 is inserted into a guide groove formed in the open cover 22, and the engaging claw 35 is engaged with the engaging hole 36. FIG. 4 shows an engagement claw 35 and an engagement hole 36.
3 shows the engagement state.

The peeling roller support frame 23 is provided on the side of the paper storage section of the open cover 22, that is, the open cover 2.
2 is mounted in the direction in which the platen presses the peeling roller in a closed state, so that it does not come off when the open cover 22 is closed.

A label roll on which a backing sheet on which a label sheet is pasted is used to continuously issue the label sheet without peeling it off, and a linerless label roll where a continuous label sheet is wound without a backing sheet When the label printer 20 is used, the label printer 20 is used with the peeling roller support frame 23 removed from the open cover 22. In this case, by pulling out the label roll or the linerless label roll stored in the paper storage unit slightly longer than the open cover 22 and closing the open cover 22,
The paper setting work is completed.

According to the present invention, since the peeling roller supporting frame for supporting the peeling roller is detachably formed on the open cover and the issuing port is formed between the peeling roller supporting frame and the open cover, the peeling roller is provided. If the support frame is attached to the open cover, peeling of label paper can be issued, and if the peeling roller support frame is removed from the open cover, paper can be easily set when continuously issuing label paper or when using a linerless label roll. Become.

[0035]

According to the first aspect of the present invention, since the peeling roller supporting frame for supporting the peeling roller is detachable from the open cover, the issuing port is opened by removing the peeling roller supporting frame from the open cover. In the case of continuous issuance without peeling the label paper, or in the case of using a linerless label roll in which the continuous label paper is wound without a backing paper, the paper setting can be easily performed by removing the peeling roller support frame. Can be.

According to the second aspect of the present invention, since the peeling roller support frame is detached from the side of the open cover facing the paper storage portion, the peeling roller support frame is in a state where the open cover is closed. Since it does not come off, it is possible to prevent the separation roller support frame from falling off during use.

[Brief description of the drawings]

FIG. 1 is a perspective view illustrating an appearance of a printer according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view showing a mounting structure of an open cover and a peeling roller support frame.

FIG. 3 is a vertical right side view showing a mounting structure of a peeling roller support frame and a peeling roller.

FIG. 4 is a longitudinal sectional front view showing an engagement state between an engagement claw and an engagement hole.

FIG. 5 is a right side view in vertical section showing the structure of an example of a conventional printer.

[Explanation of symbols]

 Reference Signs List 20 printer 21 main body case 22 open cover 23 peeling roller support frame 24 issuing port 26 peeling roller

Claims (2)

[Claims] 1. A main body case having a paper storage portion for storing a paper roll, and a paper guide path is formed between the main body case and the main body case is connected to the paper guide path between a leading edge and the main body case. An open cover openably and closably attached to the main body case forming an issuance opening, a platen disposed in the main body case disposed near the issuance opening, and the open cover so as to contact the platen. A thermal head provided, a release plate disposed near the platen on the downstream side of the paper guide path, and detachably attached to a leading edge of the open cover, and press-contacted with the platen so that the release plate A separation roller supporting frame that rotatably supports a separation roller that conveys the separated backing sheet. 2. The printer according to claim 1, wherein the peeling roller support frame is attached to and detached from a surface of the open cover facing the paper storage unit.