JP2999888B2 - Printer with cutter - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printer with a cutter used for a label printer or the like.

[0002]

2. Description of the Related Art A printer with a cutter, such as a label printer, generally has a structure in which a cutter unit for cutting continuous paper is detachably mounted with a bolt or the like to a printer device for printing an image on continuous paper. In such a printer with a cutter, continuous paper on which a predetermined image has been printed by the printer device can be cut into a predetermined length by the cutter unit, so that it is possible to support the work of issuing labels and the like.

[0003]

In a printer with a cutter as described above, continuous paper on which a predetermined image has been printed by a printer device can be cut into a predetermined length by a cutter unit.

However, when such a cutter unit is mounted on a printer device with bolts or the like, the mounting requires a tool, and the work is complicated, which is not preferable. In particular, it is difficult for a general user to attach and detach the cutter unit using the tool as described above, and the work efficiency at the time of jam clearance is significantly reduced, which is not desirable.

[0005]

SUMMARY OF THE INVENTION In a printer with a cutter in which a cutter unit for cutting the continuous paper is detachably mounted on a printer for printing an image on the continuous paper, a concave portion engageable and disengageable in a substantially vertical direction. One of the concave and convex portions is formed on the front surface of the printer device, and the other is formed on the rear surface of the cutter unit. And the other is formed on the bottom surface of the cutter unit, and one of a concave portion and a convex portion which is detachably engaged in the same direction as the engagement between the cutter unit and the connection plate is provided on the upper surface of the connection plate. And the other was formed on the bottom surface of the printer device.

[0006]

The cutter unit detachably mounted in the vertical direction on the front surface of the printer device by the engagement of the concave and convex portions is held so as not to be vertically movable with respect to the printer device by the engagement with the connecting plate. The cutter unit can be mounted on the printer device very easily without the need for bolting or the like.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described with reference to FIGS. First, this printer 1 with a cutter
As illustrated in FIG. 1, a cutter unit 3 is detachably mounted on a label printer 2 as a printer device together with a lock plate 4 as a connecting plate.

Accordingly, here, the structure of the label printer 2 will be described first. First, in the label printer 2, an image printing unit 6 is provided before and after the inside of the main body housing 5.
And a sheet supply unit 7. The sheet supply unit 7 is configured to rotatably support a continuous paper 8 such as a label sheet or a tag sheet wound in a roll shape.
The image printing unit 6 for printing an image on the continuous paper 8 has a structure in which a line head 10 is opposed to a rotatable and rotatably supported platen roller 9 so as to be capable of coming and going. A triangular prism-shaped label peeling section 11 is provided in front of the platen roller 9 of the image printing section 6 having the structure.

Here, when the cutter unit 3 is not used, the label peeling section 11 bends a label sheet mount (not shown), which is one of the continuous papers 8, at a steep angle as required, when the cutter unit 3 is not used. (Not shown) is peeled off, and under such a label peeling section 11, a mount carrier 12 for transporting the mount of the label sheet and discharging it to the outside is provided. Further, in the label printer 2, the main housing 5 has a structure in which an upper housing 13 and a lower housing 14 are integrally joined, and a label outlet 15 communicating with the image printing unit 6 is provided in the upper housing 13. A mount outlet 16 which is formed and communicates with the mount transport device 12 is formed in the lower housing 14.

[0010] In the label printer 2, as illustrated in FIGS. 1 and 2, recesses 17 each having an open upper surface are formed substantially vertically at both ends of the mount outlet 16 of the lower housing 14. As illustrated in FIGS. 1 and 4, an L-shaped projection 18 protruding forward from below is provided on the front edge of the bottom surface of the lower housing 14. In this label printer 2, as shown in FIG. 4, a detachable cover 20 is detachably mounted on a rectangular opening 19 formed on the bottom surface of the lower housing 14,
A connection connector 21 is provided in the rectangular opening 19 covered by the detachable cover 20.

Next, the structure of the cutter unit 3 which is detachably mounted on the label printer 2 having the above structure will be described below. First, as illustrated in FIGS. 1 and 3, a cutter body 25 is housed in a body housing 24 in which a front housing 22 and a rear housing 23 are integrally joined. Mouth 2
6 and a paper outlet 27 communicating with each of the paper outlet 27 and the rear housing 23 and the front housing 22.
And formed. In the cutter unit 3, two L-shaped protrusions 30 are provided on the rear surface of the main body housing 24 to engage with the concave portions 17 on the front surface of the label printer 2 from above in a detachable manner, and project downward from behind. A projection 31 whose lower end is expanded is protruded downward at both ends of the bottom surface of the main body housing 24, and an engagement claw 32 that is vertically bendable is protruded at the center. ing. In this cutter unit 3, the connector 33 connected to the cutter body 25 is connected to the body housing 24.
, And the connector 33 is connected to the connector 21 of the label printer 2.

The lock plate 4 detachably mounted on the bottom surface of the cutter unit 3 and the label printer 2 having such a structure is bent in a crank shape.
As illustrated in FIG. 4, through holes 34 and 35, which are concave portions that engage with the convex portions 18 and 31 on the bottom surfaces of the label printer 2 and the cutter unit 3 from the front so as to be detachable from the front, are provided at the rear edge and the front. And the cutter unit 3
A concave portion 36 with which the engaging claw 32 is detachably engaged is formed at the front edge portion.

In such a configuration, in the printer 1 with the cutter, the label printer 2 is
The continuous paper 8 is conveyed by the platen roller 9 of the image printing unit 6 and the image is printed by the line head 10, and the cutter unit 3 cuts the continuous paper 8 on which the image printing has been performed to a predetermined length. Has become. In this way, the printer 1 with a cutter can issue a label on which a predetermined image has been printed one by one.

The procedure for mounting the cutter unit 3 on the label printer 2 of the printer 1 with a cutter will be described below. First, the cutter unit 3 is slid downward on the front surface of the label printer 2 so that the projection 30 on the rear surface of the cutter unit 3 is engaged with the concave portion 17 on the front surface of the label printer 2. Then, since the cutter unit 3 is suspended on the front surface of the label printer 2, the lock plate 4 is slid backward on the bottom surface of the cutter unit 3 and the label printer 2 in this state, and the through-hole 3 of the lock plate 4 is formed.
The projections 18 and 31 on the bottom surface of the label printer 2 and the cutter unit 3 are engaged with the projections 4 and 35, and the engagement claws 32 of the cutter unit 3 are engaged with the recesses 36 of the lock plate 4.

In this way, in the printer 1 with the cutter, the cutter unit 3 which is detachably mounted only on the front surface of the label printer 2 by the engagement between the concave portion 17 and the convex portion 30 can be detached from the lock plate 4. The cutter unit 3 can be mounted on the label printer 2 very easily without the need for bolting or the like by a tool.

Next, a second embodiment of the present invention will be described with reference to FIGS. Here, the same portions as those of the printer with cutter 1 described above as the first embodiment are denoted by the same names and reference numerals, and description thereof is omitted. First, the printer with a cutter 37 of the present embodiment has a structure in which the cutter unit 3 is detachably mounted on a label printer 38 as a printer device together with a lock plate 39 as a connecting plate, as illustrated in FIG. .

Here, the label printer 38 has the same internal mechanism and the like as the label printer 2 exemplified as the first embodiment, and differs only in the structure of the bottom surface of the main body housing 40. That is, in the label printer 38, the main body housing 40 has a structure in which the upper housing 41 and the lower housing 42 are integrally joined, and the bottom surface of the lower housing 42 is
3 is formed in a two-stage structure in which an irregularly shaped step portion 44 is protruded. In the label printer 38, the step 4
Four recesses 45 are formed at the boundary between the front edge of the flat portion 4 and the flat portion 43, and a recess 46 formed in the flat portion 43 facing the front edge of the step portion 44 between the recesses 45. Is provided with an engaging claw 47 that can bend vertically. Further, in the label printer 38, a long groove 48 having a front opening is formed on the left side of the step portion 44, and the connector 21 is inserted into the rectangular opening 19 formed in the flat portion 43 in the long groove 48. Is provided.

The lock plate 39 which is detachably mounted on the bottom surfaces of the label printer 38 and the cutter unit 3 having such a structure is an L-shaped plate having an extension 50 projecting rearward from the left end of the main body 49 here. It is formed in the shape of a letter and is sequentially bent in two steps in the shape of a crank. Like the lock plate 4 described above as the first embodiment, the protrusion 31 on the bottom surface of the cutter unit 3 and the engaging claw 32 A through-hole 51 and a concave portion 52 are formed in the main body 49 so as to be engaged with and disengageable from the main body 49. Further, as illustrated in FIGS. 6 and 7, the lock plate 39 has a convex portion 53 which is detachably engaged with a concave portion 45 of the label printer 38 from the front, and a lock portion 39 in the concave portion 46 of the label printer 38. An engaging claw 54, which is a convex portion that engages with the engaging claw 47 in a detachable manner from the front, protrudes from the rear edge of the main body 49.

As shown in FIG. 5, the lock plate 39 also has the extending portion 50 which is engaged with the long groove 48 of the label printer 38 so as to be freely detachable from the front. The connection connector 33 of the cutter unit 3 and the connection connector 21 of the label printer 38 are connected via a through hole 55 formed in the portion 50.

In such a configuration, in the printer 37 with the cutter, similarly to the printer 1 with the cutter described in the first embodiment, the label printer 38 converts the continuous paper 8 in the sheet supply section 7 into an image printing section. 6 platen roller 9
And the image is printed by the line head 10, and the cutter unit 3 cuts the continuous paper 8 on which the image printing has been performed to a predetermined length.

The procedure for mounting the cutter unit 3 on the label printer 38 of the printer 37 with a cutter will be described below. First, the printer 1 with the cutter described above
In the same manner as described above, the cutter unit 3 is suspended on the front surface of the label printer 38, and in this state, the lock plate 39 is slid rearward on the bottom surfaces of the cutter unit 3 and the label printer 38, and the through holes 51 of the lock plate 39 and the recesses are formed. 5
2 and the projection 31 on the bottom surface of the cutter unit 3 and the engagement claw 32
And the projection 53 and the engagement claw 54 of the lock plate 39 are engaged with the depression 45 and the engagement claw 47 on the bottom surface of the label printer 38, respectively.

In this manner, in the printer with cutter 37, the cutter unit 3 detachably mounted on the front surface of the label printer 38 only upward and detachably is engaged with the lock plate 39 so as to be attached to the label printer 38. Since the cutter unit 3 is held so as not to be vertically movable, the cutter unit 3 can be mounted on the label printer 38 very easily without the necessity of fastening a bolt with a tool.

In addition, in the printer with cutter 37, when the lock plate 39 is mounted to fix the cutter unit 3 and the label printer 38, the extension 50 of the lock plate 39 is attached to the long groove 48 of the bottom of the label printer 38. By sliding inside, the lock plate 39 to be mounted is guided, so that work efficiency is improved. Further, in the printer with cutter 37, when the cutter unit 3 and the label printer 38 are fixed by the lock plate 39 as described above, the lock plate after mounting is engaged by the engagement of the extension 50 with the long groove 48 of the label printer 38. 39 is also prevented from fluctuating. In addition, the printer 37 with the cutter is used.
Then, when the cutter unit 3 and the label printer 38 are fixed by the lock plate 39 as described above, the engaging claw 32 of the cutter unit 3 and the label printer 38 are inserted into the concave portion 52 and the engaging claw 54 of the lock plate 39. Engaging claw 47
Are resiliently engaged, so that the user can confirm that the locking of the lock plate 39 is completed by the sound or vibration at the time of the engagement.

[0024]

As described above, the present invention relates to a printer with a cutter in which a cutter unit for cutting the continuous paper is detachably mounted on a printer for printing an image on the continuous paper. One of the engaging concave portion and the convex portion is formed on the front surface of the printer device, and the other is formed on the rear surface of the cutter unit, and one of the engaging concave portion and the convex portion is detachably engaged in a substantially front-rear direction. The other is formed on the upper surface of the connection plate and the other is formed on the bottom surface of the cutter unit, and one of the concave portion and the convex portion is detachably engaged in the same direction as the engagement between the cutter unit and the connection plate. The cutter unit, which is formed on the upper surface of the connection plate and the other is formed on the bottom surface of the printer device, is provided on the front surface of the printer device so that the cutter unit is detachably mounted in the vertical direction by engagement of the concave portion and the convex portion. Since the upper and lower non retained to the printer apparatus in the engaged and has an effect such as can be mounted cutter unit very easily without requiring bolting or the like by the tool to the printer.

[Brief description of the drawings]

FIG. 1 is a vertical sectional side view showing a first embodiment of the present invention.

FIG. 2 is a perspective view illustrating an enlarged main part of the printer device.

FIG. 3 is an exploded perspective view of the cutter unit.

FIG. 4 is an exploded perspective view observed from a bottom direction.

FIG. 5 is an exploded perspective view of the second embodiment viewed from the bottom.

FIG. 6 is a longitudinal sectional side view showing an enlarged main part.

[Explanation of symbols]

1,37 Printer with cutter 2,38 Printer device 3 Cutter unit 4,39 Connecting plate 17,34,35,45,46,51 Concave portion 18,30,31,53,54 Convex portion

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-58-3889 (JP, A) JP-A-57-89589 (JP, A) Fully open Showa 57-118852 (JP, U) Really open 90552 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) B41J 11/00-11/ ⁷⁰

Claims (1)

(57) [Claims] 1. A printer with a cutter in which a cutter unit for cutting continuous paper is detachably mounted on a printer device for printing an image on continuous paper, wherein a concave portion and a convex portion engageable and disengageable in a substantially vertical direction. One is formed on the front surface of the printer device, and the other is formed on the rear surface of the cutter unit, and one of a concave portion and a convex portion which are removably engaged in a substantially front-rear direction is formed on an upper surface of the connecting plate. The other is formed on the bottom surface of the cutter unit, and one of a concave portion and a convex portion which is detachably engaged in the same direction as the engagement between the cutter unit and the connecting plate is formed on the upper surface of the connecting plate. A printer with a cutter, wherein the other is formed on a bottom surface of the printer device.