JP4725566B2 - Roll sheet holder - Google Patents

Roll sheet holder Download PDF

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Publication number
JP4725566B2
JP4725566B2 JP2007254724A JP2007254724A JP4725566B2 JP 4725566 B2 JP4725566 B2 JP 4725566B2 JP 2007254724 A JP2007254724 A JP 2007254724A JP 2007254724 A JP2007254724 A JP 2007254724A JP 4725566 B2 JP4725566 B2 JP 4725566B2
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roll sheet
portion
sheet holder
positioning
holder
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JP2008037659A (en
Inventor
朗 佐郷
淳 春日井
淳 杉本
恵二 瀬尾
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ブラザー工業株式会社
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Description

  The present invention is a roll sheet holder to which a roll sheet wound around a cylindrical winding core is rotatably attached, a conveying means for conveying the roll sheet, and a printing means for printing on the roll sheet; It is related with the roll sheet holder supported in the state which can be attached or detached in the tape printer provided with.

Conventionally, various tape printers have been proposed that print characters and the like on a long sheet in which a release sheet is bonded to an adhesive sheet via a thermal head. In such a tape printer, a roll sheet wound around a core, a roll sheet holder to which the core is rotatably mounted, and each roll sheet holder having a plurality of types of sheet widths are arranged in the tape printer. And a support mechanism that is detachably supported, and a transport unit that pulls and transports the roll sheet from the roll sheet holder.
For example, in such a roll sheet holder, the roll sheet wound around the winding core is used in a tape printer provided with a conveying means for conveying a roll sheet wound around a cylindrical winding core. In a roll sheet holder that is detachably attached and is rotatably supported in the tape printer, a first support shaft that is fitted into the cylindrical hole from one end side of the cylindrical hole of the core, and the core A second support shaft that is fitted into the cylindrical hole from the other end side of the first support shaft and is detachably fitted to an end surface portion of the first support shaft, and an axis on the outer peripheral surface of the first support shaft. And a guide member that is slidably fitted in the direction and abuts against the end surface of the roll sheet, and the first support shaft is formed on the outer peripheral portion of the outer end surface of the first support shaft. And one or more parts formed in the axial direction of the peripheral surface of the first support shaft And a plurality of guide grooves formed circumferentially from each slide groove with a predetermined spacing in the axial direction of the first support shaft, the second support shaft being the second support shaft A second flange portion that is formed on an outer peripheral portion of the outer end surface of the roll sheet and abuts against an end surface of the roll sheet, and the guide member projects from the sliding surface of the guide member toward the axial center side, and the slide One or more locking pieces fitted into the groove or the guide groove, and by engaging the locking piece with a predetermined guide groove, the second flange portion of the second support shaft and the guide member It is comprised so that a roll sheet | seat may be mounted | worn between (for example, refer patent document 1).

And according to the roll sheet holder of such a structure, the roll sheet holder supported rotatably in the tape printer is removed, the roll sheet having a different width dimension is attached to the roll sheet holder, and the tape is again used. When attaching the roll sheet holder in the printing apparatus, the roll sheet can be easily and reliably attached and the roll sheet holder can be prevented from being lost. Can be prevented, and product reliability can be improved.
JP 2001-270660 A (paragraphs (0028) to (0052), FIGS. 1 to 8)

  However, in the above-described tape printing apparatus to which the roll sheet holder is mounted, in order to rotatably support the roll sheet holder, two unit holders are mounted on the left and right sides, respectively, and then the outer side of each unit holder. It is necessary to fit the mounting member protruding to the pair of unit support members erected on the bottom surface portion of the tape printer, and there is a problem that the mounting operation of the roll sheet holder becomes complicated.

  Then, this invention is made | formed in order to solve the problem mentioned above, and it aims at providing the roll sheet holder which can be mounted | worn easily and rapidly.

In order to achieve the above object, a roll sheet holder according to claim 1 includes a conveying means for conveying a long roll sheet wound around a cylindrical core , and a printing means for printing on the roll sheet. An insertion port into which the roll sheet is inserted; a positioning support member that is erected on one side edge of the bottom surface portion so as to face one side in the width direction of the insertion port; and the positioning support member A first positioning groove portion that is substantially U-shaped in a front view that opens upward, a placement portion provided on the near side of the insertion port, and an upper surface portion of the placement portion that opens upward in the conveying direction. A roll sheet holder that is used in a tape printing apparatus having a second positioning groove portion and is detachably supported in the tape printing apparatus in a state in which the roll sheet is wound. Guy in contact with the end face Comprising members and a reference-side holding member that contacts the other end face of the roll sheet, and a cylindrical member which is fixed respectively to be as the guide member and the reference-side holding member inside the winding core, When the roll sheet holder is mounted on the tape printer, the lower edge of the guide member extends to the second positioning groove portion when the guide member is extended outside the front end portion in the transport direction at the maximum outer diameter of the roll sheet. And the reference side holding member protrudes vertically in the center in the left-right direction of the outer surface, and when the roll sheet holder is attached to the tape printer. And a positioning rib portion for positioning the roll sheet holder with respect to the tape printer by being fitted into the first positioning groove portion.

  Further, the roll sheet holder according to claim 2 is the roll sheet holder according to claim 1, wherein the reference side holding member is located at both ends of the outer surface of the positioning rib portion in a direction protruding from the reference side holding member. An outer surface of the reference-side holding member and an inner surface of the guide portion when the guide rib extends a predetermined length outward from the edge portion and the positioning rib portion is fitted into the first positioning groove portion; The positioning support member is sandwiched between the two.

  Moreover, the roll sheet holder which concerns on Claim 3 is a roll sheet holder of Claim 1 or Claim 2, Comprising: As for the said reference | standard side holding member, a lower end edge part is lower than the outer peripheral surface lower end part of the said roll sheet. And a lower extending portion extending a predetermined length from the lower end edge so as to face the outer peripheral surface of the roll sheet.

  In addition, the roll sheet holder according to claim 4 is the roll sheet holder according to claim 3, wherein the lower extension portion is disposed below the axis of the roll sheet in the vertical direction. .

  The roll sheet holder according to claim 5 is the roll sheet holder according to claim 3 or 4, wherein the tape printer is formed on a bottom surface portion of the base end portion on the roll sheet holder side of the positioning support member. Discriminating recesses having a predetermined depth, and a sheet discriminating sensor disposed on a bottom surface portion of the discriminating recesses, and the lower extension portion cooperates with the sheet discriminating sensor to provide a type of the roll sheet. It has the roll sheet specific part which specifies this.

  Furthermore, the roll sheet holder which concerns on Claim 6 is a roll sheet holder of Claim 5, The said roll sheet specific part has a through-hole arrange | positioned according to the kind of said roll sheet, The said through-hole When the roll sheet holder is attached to the tape printer, the sheet discrimination sensor facing the through hole is inserted.

In the roll sheet holder according to the present invention, the positioning rib portion protruding from the outer end surface portion of the reference side holding member is aligned and fitted into the first positioning groove portion opened above the tape printer, thereby guiding the guide member. Since the lower edge of the front extending portion is fitted into the second positioning groove and the roll sheet holder is detachably supported in the tape printer, it can be easily attached to the tape printer. . In addition, since the roll sheet is guided to the insertion port by the inner surface of the front extending portion, it is possible to prevent the roll sheet from skewing. Further, since the guide member and the reference side holding member are integrated by a cylindrical member that is inserted through the core around which the roll sheet is wound, the roll sheet holder can be more easily attached to the tape printer. be able to. Further, since the guide member and the reference side holding member are integrated by a cylindrical member inserted through the core around which the roll sheet is wound, a positioning rib portion protruding from the outer end surface portion of the reference side holding member Is inserted into the first positioning groove portion, the rattling of the guide member is reliably prevented, and the roll sheet can be pulled out stably. Furthermore, by changing the length dimension of the cylindrical member, a plurality of types of roll sheet holders on which roll sheets having different width dimensions are mounted can be easily manufactured.

  DESCRIPTION OF EMBODIMENTS Hereinafter, a roll sheet holder according to the present invention will be described in detail with reference to the drawings based on a specific embodiment.

First, a schematic configuration of the tape printer according to the present embodiment will be described with reference to FIGS.
As shown in FIGS. 1 to 3, the tape printer 1 covers an upper side of a main body housing 2 and a roll sheet holder storage portion 4 that stores a roll sheet holder 3 around which a roll sheet 3 </ b> A having a predetermined width is wound. The transparent resin upper cover 5 attached to the rear upper end edge so as to be freely opened and closed, the transparent resin tray 6 erected so as to face the front center of the upper cover 5, The power button 7 is arranged on the front side of the tray 6, and the cutter lever 9 is provided on the front side surface so as to be movable left and right and moves the cutter unit 8 (see FIG. 7) left and right. Further, a power cord 10 is connected to one side end of the back surface of the main body housing 2, and a USB (Universal Serial Bus) connected to a personal computer (not shown) or the like is connected to the other side end. A configured connector 11 (see FIG. 6) is provided. The roll sheet 3A includes a self-coloring long heat-sensitive sheet (so-called thermal paper) or a long label in which a release paper is attached to one side of the heat-sensitive sheet via an adhesive. It is comprised with a sheet | seat etc. and is wound by the core 3B (refer FIG. 4).

  As shown in FIGS. 2 to 6, the tape printing apparatus 1 includes one side edge portion in the direction substantially perpendicular to the transport direction of the roll sheet holder storage portion 4 (left side edge portion in FIG. 6). ) Is provided with a holder support member 15 into which a mounting member 13 having a substantially rectangular cross-section protruding from the positioning holding member 12 constituting the roll sheet holder 3 described later can be fitted. The holder support member 15 is formed with a first positioning groove portion 16 that is open in an upward direction and is substantially U-shaped in front view. In addition, an engagement recess 15 </ b> A is formed at the inner base end of the holder support member 15 to engage with an elastic locking piece 12 </ b> A protruding from the lower end of the positioning holding member 12.

  Further, the guide member 20 that extends substantially horizontally from the rear end edge portion of the insertion port 18 into which the roll sheet 3A is inserted to the front upper end edge portion of the roll sheet holder storage portion 4 and constitutes the roll sheet holder 3 described later. A placement portion 21 on which the tip portion is placed is provided. Further, four second positioning groove portions 22A to 22D having a substantially L-shaped cross section corresponding to a plurality of width dimensions of the roll sheet 3A are formed at the edge corners on the rear side in the transport direction of the placement portion 21. Has been. As shown in FIG. 7, each of the second positioning groove portions 22 </ b> A to 22 </ b> D can be fitted with a part of the portion that comes into contact with the placement portion 21 of the guide member 20 constituting the roll sheet holder 3 from above. Is formed. Further, the distal end portion of the guide member 20 constituting the roll sheet holder 3 extends to the insertion port 18.

  In addition, the bottom surface portion of the roll sheet holder storage portion 4 has a positioning recess 4A having a horizontally long rectangular shape in a plan view substantially perpendicular to the transport direction from the inner base end portion of the holder support member 15 to a position facing the second positioning groove portion 22A. Is formed at a predetermined depth (in this embodiment, the depth is about 1.5 to 3 mm). The width direction of the positioning recess 4 </ b> A is formed so as to be substantially equal to the width dimension of the lower end edge portions of the positioning holding member 12 and the guide member 20 constituting the roll sheet holder 3. Further, a portion facing the later-described sheet discriminating portion 60 (see FIG. 10), which extends from the lower end edge of the positioning holding member 12 in a substantially perpendicular inner direction at the inner base end portion of the holder supporting member 15 of the positioning recess 4 </ b> A Is formed to be deeper than the positioning recess 4A by a predetermined depth (in this embodiment, a depth of about 1.5 to 3 mm). In addition, the determination recess 4B is configured by a push-type micro switch or the like, and sheet determination sensors S1, S2, S3, S4, and S5 for determining the type of the roll sheet 3A are provided in an L shape. Yes. Each of the sheet determination sensors S1 to S5 is a known mechanical switch including a plunger, a micro switch, and the like. (See FIG. 8) is detected, and the type of the roll sheet 3A attached to the roll sheet holder 3 is detected by the on / off signal. In the case of this embodiment, in each tape discrimination sensor S1 to S5, the plunger always protrudes from the bottom surface of the discrimination recess 4B, and the microswitch is in the OFF state. When each sensor hole 60A of the sheet determination unit 60 is located at a position facing each of the sheet determination sensors S1 to S5, the plunger is not pressed and the micro switch is in the OFF state, so an OFF signal is output. On the other hand, when each sensor hole 60A of the sheet determination unit 60 is not located at a position facing each of the sheet determination sensors S1 to S5, the plunger is pressed and the micro switch is turned on, so an on signal is output. Is done.

  Further, the side edge (on the left edge in FIG. 6) of the insertion port 18 on the holder support member 15 side is formed at a position facing the inner end surface of the positioning member 12 fitted into the holder support member 15. . A guide rib portion 23 is erected on the side edge of the insertion port 18 on the holder support member 15 side.

  Further, a lever for performing a vertical movement operation of the thermal head 31 (see FIG. 7) is provided at the front end portion in the transport direction of the other side edge portion (upper side edge portion in FIG. 5) of the roll sheet holder storage portion 4. 27 is provided. In other words, by rotating the lever 27 upward, the thermal head 31 is moved downward and separated from the platen roller 26 (see FIG. 7) disposed opposite to the thermal head 31, and the lever 27 is moved downward. , The thermal head 31 is moved upward, and the roll sheet 3A is pressed against the platen roller 26 to be in a printable state. A control circuit unit that drives and controls each mechanism unit according to a command from an external personal computer or the like is provided below the roll sheet holder storage unit 4.

  As a result, the roll sheet holder 3 to which the roll sheet 3A wound around the core 3B is fitted fits the mounting member 13 of the positioning member 12 into the first positioning groove 16 of the holder support member 15, and the positioning member 12 The elastic locking piece 12A protruding from the lower end is engaged with the engagement recess 15A formed at the inner base end of the holder support member 15, and the lower surface of the distal end of the guide member 20 is set to each second positioning groove 22A. The lower end portion of the guide member 20 is fitted into and brought into contact with the positioning recess 4A by being fitted into ˜22D, and is detachably attached to the roll sheet holder storage portion 4. Then, the lever 27 is rotated upward so that one side edge of the roll sheet 3A is brought into contact with the inner surface of the guide member 20, while the other side edge of the roll sheet 3A is inserted into the insertion port 18. Printing is enabled by inserting into the insertion slot 18 while abutting against the guide rib portion 23 erected on the side edge portion of the first lever and rotating the lever 27 downward.

  Here, as shown in FIG. 7, the roll sheet 3 </ b> A inserted from the insertion opening 18 is pressed toward the platen roller 26 by the line-type thermal head 31 by rotating the lever 27 downward. Be energized by. The platen roller 26 is rotationally driven by a stepping motor (not shown) and the like, and the thermal head 31 is driven and controlled, so that image data can be sequentially printed on the printing surface while the roll sheet 3A is being conveyed. The roll sheet 3A discharged onto the tray 6 is cut by the cutter unit 8 by moving the cut lever 9 in the right direction.

Next, a schematic configuration of the roll sheet holder 3 will be described with reference to FIGS.
As shown in FIG. 8 to FIG. 12, the roll sheet holder 3 to which the roll sheet 3A wound around the core 3B is mounted has a first end edge portion of the cylindrical hole of the core 3B of the roll sheet 3A. The cylindrical member 35 is inserted and the guide member 20 is brought into contact with one end face of the roll sheet 3A, and the second cylindrical portion 37 is inserted into the other end side of the core 3B and the other end of the roll sheet 3A is inserted. A positioning and holding member 12 that is in contact with the end surface, and a flange portion 36 that is inserted into the first tube portion 35 of the guide member 20 and is formed on the outer peripheral portion of the end surface on one end side are outer end surfaces of the first tube portion 35. And a substantially cylindrical holder shaft member 40 fitted to the second cylindrical portion 37 of the positioning holding member 12 and fixed to the second cylindrical portion 37. ing. Therefore, by changing the length dimension of the holder shaft member 40, a plurality of types of roll sheet holders 3 to which roll sheets 3A having different width dimensions are mounted can be easily manufactured.

Further, the guide member 20 extends downward from the lower outer peripheral portion of the outer end surface of the first cylindrical portion 35 and is fitted into a positioning recess 4 </ b> A formed on the bottom surface portion of the roll sheet holder storage portion 4. Thus, a first extending portion 42 is formed in contact with the bottom surface of the positioning recess 4A. Further, the guide member 20 is formed with a second extending portion 43 extending in the outer direction so as to cover the outer end surface portion on the substantially ¼ circumference in the front direction of the roll sheet 3A. Further, a third extending portion 44 is formed in which the upper edge extends from the outer peripheral portion of the second extending portion 43 to the vicinity of the insertion port 18 (see FIG. 6) of the roll sheet 3A. . The lower end surface of the distal end portion of the third extending portion 44 is formed substantially horizontally and abuts on the mounting portion 21 of the tape printer 1 so that the third extending portion 44 and the second extending portion 43 are in contact with each other. It is configured to guide one side edge of the roll sheet 3 </ b> A attached by the inner surface to the insertion port 18. Further, a fourth extending portion 45 is formed that extends a predetermined length from the position facing the rear end edge in the transport direction of the mounting portion 21 on the lower end surface of the third extending portion 44 to the first extending portion 42. When the lower end surface of the third extending portion 44 is brought into contact with the mounting portion 21, the leading end portion in the transport direction of the fourth extending portion 45 is the sheet width of the mounted roll sheet 3A. It is comprised so that it may be inserted in either of each 2nd positioning groove part 22A-22D which opposes (refer FIG. 7).
Further, the upper end portion of the first extending portion 42 of the guide member 20, that is, the left and right central portions of the outer peripheral portion of the outer end surface of the first cylindrical portion 35 are provided with notches 47 having a substantially square shape in front view, Each positioning projection 48 protruding from the inner surface of the flange portion 36 of the holder shaft member 40 is fitted. Further, the scales 43A, 43B, and 43C representing the winding lengths 10m, 20m, and 30m of the mounted roll sheet 3A are formed on the inner side surfaces of the extending portions 43, 44, and 45 of the guide member 20, respectively. Yes. The maximum winding length of the roll sheet 3A wound around the roll sheet holder 3 is about 30 m.

In addition, a positioning rib 50 that protrudes in an inner radial direction at an inner lower end portion of the second cylindrical portion 37 is provided at a distal end portion of the holder shaft member 40 that is fitted into the second cylindrical portion 37 of the positioning holding member 12. A substantially vertically long cutout 51 to be inserted is formed. Accordingly, the positioning holding member 12 and the guide member 20 can be positioned via the holder shaft member 40 by fitting the positioning rib portion 50 of the positioning holding member 12 into the notch 51 of the holder shaft member 40. it can.
Further, the core 3B around which the roll sheet 3A is wound is rotatably held by the first tube portion 35 and the second tube portion 37. The holder shaft member 40 is provided with a plurality of types (four types in this embodiment) of length dimensions corresponding to the lengths of the core 3B.

  Further, the outer end surface of the second cylindrical portion 37 is closed by the positioning member 12. In addition, a flange portion 55 is formed on the outer peripheral portion of the second cylindrical portion 37, and an extending portion 56 that extends downward from the lower outer peripheral portion of the flange portion 55 is formed. The inner surfaces of the flange portion 55 and the extension portion 56 are in contact with the outer end surfaces of the roll sheet 3A and the core 3B. In addition, a mounting member 13 having a substantially rectangular section in the vertical direction protrudes at a substantially central portion in the conveying direction (left and right direction in FIG. 10A) of the outer end surface portion of the flange portion 55 and the extending portion 56. It is installed. The attachment member 13 is formed so as to be narrow in the downward direction when viewed from the front, and is formed so as to be able to closely contact the first positioning groove portion 16 that is narrow in the downward direction of the holder support member 15 of the tape printer 1. . Further, the protruding height dimension of the mounting member 13 is formed substantially equal to the width dimension of the first positioning groove 16.

Further, the lower end portion of the attachment member 13 of the positioning member 12 has a predetermined length in the lateral direction from the lower end portion of the attachment member 13 in the lateral direction (in the present embodiment, it is about 1.5 mm to 3 mm). A projecting guide 57 having a substantially rectangular flat plate shape (in the present embodiment, a thickness dimension of about 1.5 mm to 3 mm) is formed. Thus, when the roll sheet holder 3 is mounted, the mounting member 13 is placed in the first positioning groove portion 16 while the guide portion 57 formed at the lower end portion of the mounting member 13 is brought into contact with the outer end surface of the holder support member 15. By inserting, the roll sheet holder 3 can be mounted while being positioned easily.
Further, the lower end edge of the extending portion 56 of the positioning member 12 protrudes in a lower direction than the lower end edge of the guide member 20 by a predetermined length (in this embodiment, about 1 mm to 2.5 mm). In addition, a substantially rectangular sheet discriminating portion 60 is formed at the lower edge of the lower end so as to extend a predetermined length in a substantially perpendicular inner direction. Further, as described above, each sensor hole 60A is formed in the sheet determination unit 60 at a predetermined position facing each of the sheet determination sensors S1 to S5. In FIG. 8B, five sensor holes 60A are formed, but the sensor holes 60A are formed at predetermined positions corresponding to the type of the roll sheet 3A attached.
In addition, a vertically long rectangular through hole 62 is formed in the extending portion 56 at the lower end portion of the mounting member 13 of the positioning member 12, and the upper end edge of the through hole 62 is directed downwardly toward the distal end and outwardly toward the distal end portion. An elastic locking piece 12 </ b> A in which a protruding portion is formed is provided.

Next, attachment of the roll sheet holder 3 configured as described above to the tape printer 1 will be described with reference to FIG.
As shown in FIG. 13A, in the case of the roll sheet holder 3 in which the roll sheet 3A having the maximum width is wound around the core 3B, first, the mounting member 13 of the positioning holding member 12 of the roll sheet holder 3 is moved. It is inserted into the positioning groove 16 of the holder support member 15. And while making the lower end surface of the 3rd extension part 44 of the guide member 20 of this roll sheet holder 3 contact | abut on the mounting part 21, the 4th extension part 45 of this guide member 20 of the mounting part 21 is made to contact | abut. It is made to fit in the 2nd positioning groove part 21A formed in a conveyance direction rear side corner | angular part. Further, the lower end edge portion of the first extending portion 42 of the guide member 20 is fitted and brought into contact with a positioning recess 4 </ b> A formed on the bottom surface portion of the roll sheet holder storage portion 4. At the same time, the sheet determination portion 60 formed at the lower end portion of the extension portion 56 of the positioning holding member 12 of the roll sheet holder 3 is inserted into the determination recess 4B formed inside the base end portion of the holder support member 15. At the same time, the elastic locking piece 12 </ b> A is engaged with an engagement recess 15 </ b> A formed at the base end portion of the holder support member 15. Thereby, the roll sheet holder 3 is detachably attached to the roll sheet holder storage part 4.
Subsequently, in a state where the lever 27 is rotated upward, the one side edge of the roll sheet 3A is brought into contact with the inner surface of the guide member 20, and the roll sheet 3A is pulled out. The other side edge portion is inserted into the insertion port 18 while being brought into contact with the guide rib portion 23 erected on the side edge portion of the insertion port 18. Thereafter, by rotating the lever 27 downward, the leading end portion of the roll sheet 3A is pressed against the platen roller 26 by the thermal head 31, and printing is possible.

As shown in FIG. 13B, in the case of the roll sheet holder 3 in which the roll sheet 3A having the minimum width is wound around the core 3B, first, the mounting member for the positioning holding member 12 of the roll sheet holder 3 is used. 13 is inserted into the positioning groove 16 of the holder support member 15. And while making the lower end surface of the 3rd extension part 44 of the guide member 20 of this roll sheet holder 3 contact | abut on the mounting part 21, the 4th extension part 45 of this guide member 20 of the mounting part 21 is made to contact | abut. It is made to fit in 2nd positioning groove part 21D formed in a conveyance direction rear side corner | angular part. And the lower end edge part of the 1st extension part 42 of this guide member 20 is inserted in the positioning recessed part 4A formed in the bottom face part of the roll sheet holder accommodating part 4, and is made to contact | abut. At the same time, the sheet determination portion 60 formed at the lower end portion of the extension portion 56 of the positioning holding member 12 of the roll sheet holder 3 is inserted into the determination recess 4B formed inside the base end portion of the holder support member 15. At the same time, the elastic locking piece 12 </ b> A is engaged with an engagement recess 15 </ b> A formed at the base end portion of the holder support member 15. Thereby, the roll sheet holder 3 is detachably attached to the roll sheet holder storage part 4.
Subsequently, in a state where the lever 27 is rotated upward, the one side edge of the roll sheet 3A is brought into contact with the inner surface of the guide member 20, and the roll sheet 3A is pulled out. The other side edge portion is inserted into the insertion port 18 while being brought into contact with the guide rib portion 23 erected on the side edge portion of the insertion port 18. Thereafter, by rotating the lever 27 downward, the leading end portion of the roll sheet 3A is pressed against the platen roller 26 by the thermal head 31, and printing is possible.

  Here, the platen roller 26 functions as a conveying unit. Further, the platen roller 26 and the thermal head 31 constitute a printing unit. Further, the positioning holding member 12 functions as a reference side holding member. Moreover, the attachment member 13 functions as a positioning rib part. Further, the sheet determination unit 60 functions as a lower extension unit. The holder support member 15 functions as a positioning support member. Each sensor hole 60A functions as a roll sheet specifying portion and a through hole. Further, the discrimination recess 4B functions as a recess.

As described above in detail, in the tape printer 1 according to the present embodiment, the first positioning groove portion into which the attachment member 13 protruding from the outer end surface of the flange portion 55 and the extension portion 56 of the roll sheet holder 3 is fitted. 16 is formed on the holder support member 15 erected on the one side edge of the roll sheet holder storage 4, so that the roll sheet is based on the one side edge of the roll sheet holder storage 4. The holder 3 is reliably positioned, and each roll sheet 3A having a plurality of types of sheet widths can be accurately positioned and conveyed, so that the print quality can be improved.
In addition, since the roll sheet 3A of the roll sheet holder 3 is mounted facing the roll sheet holder storage part 4 formed in a concentric arc shape with the roll sheet 3A, the roll sheet holder 3 can be easily positioned in the conveying direction. , It is possible to fit into the first positioning groove 16 into which the mounting member 13 protruding from the outer end face of the flange portion 55 and the extension portion 56 of the roll sheet holder 3 is fitted. Mounting can be performed easily.

In addition, the roll sheet 3A of the roll sheet holder 3 is mounted to face the roll sheet holder storage portion 4 formed in an arc shape concentric with the roll sheet 3A, and the guide member 20 of the roll sheet holder 3 The fourth extending portion 45 is formed by being cut out in a substantially L-shaped side section at the rear end edge on the rear side in the conveying direction of the placing portion 21, that is, the upper end edge on the insertion port side of the roll sheet holder storage portion 4. Accordingly, the mounting portion of the roll sheet holder 3 can be reduced in size, that is, the tape printer 1 can be easily reduced in size.
Further, the guide member 20 of the roll sheet holder 3 can be fixed by fitting the fourth extending portion 45 into the second positioning groove portions 22A to 22D at the rear rear edge portion of the placement portion 21. In addition, it is not necessary to provide a support member or the like for supporting the other end of the roll sheet holder 3 in the roll sheet holder storage portion 4, and it is possible to easily reduce the number of parts and the manufacturing cost of the tape printer 1. it can.

Further, since the guide rib portion 23 is erected with a predetermined width dimension in the transport direction along the side end edge portion on the side end edge portion of the insertion port 18 facing the holder support member 15, the roll sheet 3 </ b> A is Since the guide rib portion 23 is guided to the insertion port 18 by the inner side surface of the guide rib portion 23 and the inner side surfaces of the second extension portion 43 and the third extension portion 44 of the roll sheet holder 3, the roll sheet 3A is skewed. Can be reliably prevented. Further, since the guide rib portion 23 is not covered from the rear end portion to the outer peripheral surface of the roll sheet 3A, when the roll sheet 3A is inserted into the insertion port 18, the front end portion of the roll sheet 3A is easily held. The roll sheet 3A can be inserted easily, and the mounting operation of the roll sheet holder 3 can be performed easily and quickly.
Further, corresponding to the plurality of types of width dimensions of the roll sheet 3 </ b> A, the second positioning groove portions 22 </ b> A to 22 </ b> D are provided at a plurality of locations facing the fourth extending portions 45 of the rear side rear edge of the placement portion 21. By providing, the roll sheet holder 3 having a plurality of types of width dimensions can be detachably mounted. In particular, the other end side of the roll sheet holder 3 is supported by the roll sheet holder storage portion 4 of the tape printer 1. There is no need to provide a mechanism for moving the supporting member in the roll sheet width direction, a fixing mechanism for the supporting member, and the like, and the number of parts of the tape printer 1 can be further reduced and the manufacturing cost can be greatly reduced. it can.

  Further, since the lower end portion of the first extending portion 42 of the roll sheet holder 3 is fitted and mounted in the positioning recess 4A formed in the bottom surface portion of the roll sheet holder storage portion 4, the roll sheet holder 3 is pulled out. Rotation and rattling of the roll sheet holder 3 can be easily prevented in cooperation with the holder support member 15, and the tape printer 1 repeatedly pulls the roll sheet 3A through the platen roller 26 for a certain length accurately. Printing quality can be improved. Further, since the positioning recess 4A is formed in a horizontally long rectangular shape in plan view that is long in the roll sheet width direction, the lower end portion of each first extending portion 42 of the roll sheet holder 3 having a plurality of types of width dimensions is formed on the positioning recess 4A. The tape printing apparatus 1 can repeatedly draw a plurality of types of width-sized roll sheets accurately by a certain length via the platen roller 26, thereby further improving the printing quality. be able to.

Further, the roll sheet holder 3 is fitted by aligning and fitting the mounting member 13 protruding from the outer end surface portion of the positioning holding member 12 into the first positioning groove portion 16 opened above the tape printer 1. The roll sheet holder 3 is detachably supported in the tape printing apparatus 1 by being fitted into the second positioning groove portions 22A to 22D formed at positions where the fourth extending portions 45 of the roll sheet holder 3 are opposed to each other. Therefore, it is possible to easily attach the tape printer 1. Each of the roll sheet holders 3 around which the roll sheets 3 </ b> A having a plurality of types of widths are wound open a mounting member 13 projecting from the outer end surface portion of the positioning holding member 12 above the tape printer 1. The first positioning groove portion 16 is fitted into the positioning groove portion 16 so that the fourth extending portion 45 of the guide member 20 is inserted into any one of the second positioning groove portions 22A to 22D formed at the opposing positions, and the roll Since the sheet holder 3 is detachably supported in the tape printing apparatus 1, the roll sheet holder 3 having a plurality of types of roll sheet widths can be easily and quickly replaced.
Further, the second extending portion 43 and the third extending portion 44 of the guide member 20 are brought into contact with the end face of the roll sheet 3A wound around the core 3B, and the roll sheet 3A of the tape printer 1 is provided. Since it extends to the vicinity of the insertion port 18, the other edge of the roll sheet 3A can be guided from the winding portion to the insertion port 18 by the second extension part 43 and the third extension part 44, and the roll sheet 3A Can be easily performed, and skewing of the roll sheet 3A in the outward direction on the guide member 20 side can be prevented.

Further, by changing only the length of the holder shaft member 40 with respect to the roll sheet 3A having a plurality of types of width dimensions, the guide member 20 and the positioning holding member 12 can be used in a plurality of types using the same shape. Since the roll sheet holder 3 can be configured, the number of parts of the roll sheet holder 3 can be reduced, and the manufacturing cost can be reduced.
Further, the mounting member 13 of the positioning and holding member 12 includes an outer side surface of the positioning and holding member 12 and an inner side surface of the guide portion 57 that extends a predetermined length outward from both side edge portions of the outer end surface portion of the mounting member 13. Thus, the roll sheet holder 3 can be reliably positioned in the roll sheet width direction because the inner end face part and the outer end face part of the first positioning groove part 16 are sandwiched and inserted into the first positioning groove part 16. At the same time, the fourth extending portion 45 of the guide member 20 can be reliably fitted into any one of the second positioning groove portions 22A to 22D formed at the opposing positions.
Further, the mounting member 13 can be easily positioned with respect to the first positioning groove 16 by bringing the inner side surface of the guide portion 57 of the positioning holding member 12 into contact with the outer end surface of the first positioning groove 16. The roll sheet holder 3 can be mounted more easily and quickly.

Moreover, the lower end edge part of the extension part 56 of the positioning holding member 12 faces the lower end part of the maximum outer diameter of the roll sheet 3A wound around the core 3B, and the outer peripheral surface of the roll sheet 3A from the lower end edge part. Is provided with a sheet discriminating portion 60 that extends a predetermined length so as to face the lower end of the outermost peripheral surface when the roll sheet 3A is slightly wound by the elastic restoring force of the roll sheet 3A. The portion comes into contact with and is pressed against the sheet discriminating portion 60, and the roll sheet 3A can be reliably prevented from being scattered.
Furthermore, since each scale 43A-43C showing the winding length of the roll sheet 3A is provided on a plurality of concentric circles on the inner side surface of the second extending portion 43 of the guide member 20, the roll sheet 3A The remaining amount can be easily recognized. Further, since the upper cover 5 of the tape printer 1 is made of a transparent resin, the remaining amount of the roll sheet 3A during printing can be easily recognized by checking the scales 43A to 43C, and the roll sheet holder 3 can be exchanged with good timing.

  In addition, this invention is not limited to the said embodiment, Of course, various improvement and deformation | transformation are possible within the range which does not deviate from the summary of this invention.

It is a schematic perspective view of the tape printer concerning this embodiment. It is a perspective view which removes an upper cover and shows the state by which the roll sheet holder of the maximum roll sheet width was mounted | worn with the tape printer which concerns on this embodiment. It is a side view which removes an upper cover and shows the state by which the roll sheet holder of the maximum roll sheet width was mounted | worn with the tape printer which concerns on this embodiment. It is XX arrow sectional drawing of FIG. It is a schematic perspective view of the state which opened the upper cover of the tape printer concerning this embodiment. It is a schematic back perspective view of the state which removed the upper cover of the tape printer concerning this embodiment. It is a sectional side view which shows the state by which the roll sheet holder was mounted | worn with the tape printer which concerns on this embodiment, removing an upper cover. It is a figure which shows the roll sheet holder with which the roll sheet of the tape printer which concerns on this embodiment was mounted | worn, (A) is a perspective view from the front upper side, (B) is a perspective view from the lower back. It is a perspective view which shows the roll sheet holder of the tape printer which concerns on this embodiment, (A) is a perspective view from diagonally back side, (B) is a perspective view from diagonally forward side. It is a figure which shows the roll sheet holder of the tape printer which concerns on this embodiment, (A) is a left view, (B) is a front view, (C) is a right view. It is a YY arrow sectional view of Drawing 10 (A). It is ZZ arrow sectional drawing of FIG. 10 (A). 2A and 2B are diagrams illustrating a state in which a roll sheet holder is mounted on the tape printing apparatus according to the present embodiment, in which FIG. 1A is a perspective view illustrating a state in which a roll sheet having a maximum width is mounted, and FIG. It is a perspective view which shows the state which carried out.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Tape printer, 2 Main body housing, 3 Roll sheet holder 3A Roll sheet, 4 Roll sheet holder accommodating part, 4A Positioning recessed part 5 Upper cover, 12 Positioning holding member, 12A Elastic locking piece 13 Mounting member, 15 Holder support member , 15A engagement recess 16 first positioning groove, 18 insertion port, 20 guide member 21 mounting portion, 22A to 22D second positioning groove, 23 guide rib portion 26 platen roller, 31 thermal head, 40 holder shaft member 42 first Extension part, 43 2nd extension part, 43A-43C Scale 44 3rd extension part, 45 4th extension part, 60 Sheet discrimination | determination part

Claims (6)

  1. A conveying means for conveying a long roll sheet wound around a cylindrical core, a printing means for printing on the roll sheet, an insertion slot into which the roll sheet is inserted, and A positioning support member that is erected on one side edge of the bottom surface portion so as to face one side in the width direction, and a first substantially U-shaped first view that is provided on the positioning support member and opens upward. It is used in a tape printer provided with a positioning groove, a mounting part provided on the front side of the insertion opening, and a second positioning groove provided on the upper surface of the mounting part and opening upward in the transport direction. In the roll sheet holder that is detachably supported in the tape printer in a state where the roll sheet is wound,
    A guide member in contact with one end face of the roll sheet;
    A reference side holding member in contact with the other end face of the roll sheet;
    Cylindrical members that pass through the inside of the core and are respectively fixed to the guide member and the reference-side holding member;
    With
    When the roll sheet holder is mounted on the tape printer, the lower edge of the guide member extends to the second positioning groove portion when the guide member is extended outside the front end portion in the transport direction at the maximum outer diameter of the roll sheet. Having a front extension part fitted into the
    The reference side holding member protrudes vertically in the center in the left-right direction of the outer surface, and is fitted into the first positioning groove when the roll sheet holder is mounted on the tape printer. A roll sheet holder comprising positioning rib portions for positioning the roll sheet holder with respect to the tape printer.
  2. The reference side holding member has guide portions that extend a predetermined length outward from both side edge portions of the outer side surface of the positioning rib portion in a direction protruding from the reference side holding member,
    The positioning support member is sandwiched between an outer surface of the reference side holding member and an inner surface of the guide portion when the positioning rib portion is fitted into the first positioning groove portion. A roll sheet holder according to 1.
  3.   The reference side holding member extends a predetermined length so that a lower end edge extends downward from a lower end of the outer peripheral surface of the roll sheet and faces the outer peripheral surface of the roll sheet from the lower end edge. The roll sheet holder according to claim 1, further comprising a lower extending portion.
  4.   The roll sheet holder according to claim 3, wherein the lower extension part is disposed vertically below the axis of the roll sheet.
  5. The tape printer is
    A determination recess having a predetermined depth formed on the bottom surface of the roll sheet holder side base end of the positioning support member;
    A sheet discrimination sensor arranged on the bottom surface of the discrimination recess;
    With
    5. The roll sheet holder according to claim 3, wherein the lower extending portion includes a roll sheet specifying portion that specifies the type of the roll sheet in cooperation with the sheet determination sensor.
  6. The roll sheet specifying part has a through hole arranged according to the type of the roll sheet,
    The roll sheet holder according to claim 5, wherein the sheet discrimination sensor facing the through hole is inserted into the through hole when the roll sheet holder is attached to the tape printer.
JP2007254724A 2007-09-28 2007-09-28 Roll sheet holder Active JP4725566B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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JP2007254724A JP4725566B2 (en) 2007-09-28 2007-09-28 Roll sheet holder

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FR2982525A1 (en) 2011-11-15 2013-05-17 Ingenico Sa Paper roller printer, payment terminal, paper roll and corresponding placing method

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* Cited by examiner, † Cited by third party
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JP2531413B2 (en) * 1993-02-27 1996-09-04 村田機械株式会社 Russia - of the roll paper support structure
JP3657754B2 (en) * 1997-11-20 2005-06-08 富士写真フイルム株式会社 Recording material magazine
JP3568802B2 (en) * 1998-11-16 2004-09-22 望 猿橋 Camera device
JP2001270660A (en) * 2000-03-28 2001-10-02 Brother Ind Ltd Rolled sheet holder and electronic apparatus
JP2002096947A (en) * 2000-09-21 2002-04-02 Brother Ind Ltd Roll cassette and tape printing device

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