TWI295638B - Printer - Google Patents

Description

1295638 V. INSTRUCTION DESCRIPTION OF THE INVENTION (1) Technical Field of the Invention The present invention relates to a printer. [Prior Art] In the passbooks such as the bank deposits, the post office, the cooperative vault, etc., it is used for the bookkeeping of the financial deposits, such as the use of a folding machine, etc., which is disclosed in the Japanese Patent Early Publications Fair 6-50 2 1 5) In the printer, in order to locate in the media such as passbooks or paper strips. The printer is transported to the printing unit by the roll of the transfer roller or the like disposed on the conveyance path. Two of the platforms are provided with a print head, a money feed path, and a pair of opposites from the insert word, and a ribbon guide along the ink mark and the ink ribbon printed separately. And the ribbon guides, and the surface moves. When the media reaches the printing department, the platform 2 is printed by the ribbon on the top of the printing head. Press:: Support: The word of the media. In this way, the media is presenting and simultaneously printing and because the upper surface of the medium is in a state of being clamped with the printing master and the platform, the printing head can be stably maintained at a certain distance to the media, however, The printed surface will wear out, so the top of the media...j with the guiding portion touching the media is the continuous use of the ribbon guide bow for a long time; ^ = the spacing of the head will change. In particular, the amount of wear on the face that comes into contact with the media is large, because occasionally, there is a large change in the interval of the ribbon guide. In this way, when the interval between the top of the 2 media and the print head changes, the upper surface of the medium and the print head are more unstable, and the print becomes lighter and m\

$7 13492pif.ptd 1295638 V. INSTRUCTIONS (2) Reduced quality of printed characters. Moreover, the ink ribbon does not move smoothly, which can cause obstacles in the ink ribbon. When the ribbon guide is periodically replaced by f', or when the wearer of the surface contacting the medium becomes large, the change of the interval between the upper surface of the medium and the printing head can be prevented. However, since the ribbon guiding portion is fixed to the printing head by a fixing means such as a bolt or a screw, the ribbon guiding portion is replaced with a time. Therefore, in order to replace the ribbon guide, it is necessary to continue to stop the printer for a long time, thereby reducing the productivity of the printer. SUMMARY OF THE INVENTION The purpose of I month is to provide a printer that can solve the problem of the conventional watch machine, and the ribbon guiding portion is the sliding force of the printing head, and the A 贝 A The strap guide and 4 更换 can be replaced when the ink ribbon is replaced to make the media!"The stop of the ribbon guide is worn by the surface of the media and is not suitable for the surface and the print head. The change in spacing does not reduce the obstruction of the winding of the ink ribbon. - Machine, including: sliding cymbal, 2 other purposes, the present invention provides - seed printing movement; printing head, carried in the direction of the delivery direction of the ^, the package media is orthogonal to the direction of the ribbon guide, the:: on the moving frame And printing on the media... lies in: the ribbon guide and the ^' patina lead to the leading end of the printhead. The special part: the lead part is detachable, / to the media two guiding surface 'contact medium' and the color band is guided by the hair shaft or the printing head. In the shape of the joint member, and in the machine, the ribbon guide has elasticity; the joint is joined. The joint portion of the σ member is a carriage or a printing plate 1295638. The invention description (3), in the above printer, the ribbon guide bow portion includes: a body structure mounted to the body m groove to guide the ink ribbon; And the auxiliary member, ΐί! on the piece and covering at least the portion of the ribbon guiding groove. In the above printer with the printing word culvert, the ribbon guiding portion has an opening for the first end surface of the p sub-piece to be inserted, and the medium guiding surface is located on the opening side. In the above-described printer of the present invention, the ribbon guide is replaced. The above and other objects, features and advantages of the present invention will become more apparent from [Embodiment] Hereinafter, the present invention will be described in detail with reference to the embodiments of the present invention. 2 is a schematic view of a printer according to an embodiment of the present invention.

In the figure, reference numeral 10 denotes a printer having an insertion port 11 into which the medium 18 is inserted, a medium conveyance path 12 through which the medium 18 is transported, a plurality of conveyance rollers 13 disposed along the medium conveyance path 12, and a pressure roller. 14. A printing head 15 disposed on the printing unit 20 in the middle of the medium conveying path 12, a ribbon guiding portion 16 attached to a carriage described later, and a stage 17 disposed on the printing unit 2''. Here, the printer 1 is a pad folding machine for depositing a passbook such as a deposit passbook in a financial institution such as a bank, a post office, or a cooperative vault. Further, the printer 10 can be configured as a folding machine to form an independent structure, or to constitute an automatic transaction device such as an ATM (Automatic Teller Machine), a CD (Cash Dispenser), or the like. Some of the other devices are also available.

13492pif.ptd Page 9 1295638 V. INSTRUCTION DESCRIPTION (4) In the present embodiment, the media 1 8 is the object of the printer's printing. Further, ^, the type of the body 18, the passbook of the deposit passbook, and the transaction ticket for the customer who recorded the financial=details, and the leaflet for the internal affairs of the financial institution or the maintenance of the printer. Here, the medium (four) with more than ^^ = sub-shapes is called a good one, and the medium 18 of the single-sheet paper is called a sling of the paper strip, the paper strip has two sizes, and the first one is the passbook. The size of the closed size' is the opening size of the size after opening the passbook. (1) The transfer roller 13 is a stepping motor that is formed by the hole (hole) portion formed in the upper side guide portion 12a of the medium to the medium transport path 12; The conveyance (4) source* drive = 疋 ^ gears, belts, etc. are conveyed to cause the conveyance roller 13 to move back. The path-carrying wheel 14 is provided such that its outer peripheral portion protrudes from the hole portion formed in the medium transporting-lower-side guide portion 1 2b toward the medium transport path 1 2, and G = the transport roller 13. The medium 18 is held by the transport roller 13 and the wheel i to be transported. In this case, the conveyance roller: the feed amount of the mother: position w (inch) can be made to the medium 18. Step

I can: | At least the surface of the transport roller 13 is formed by a high friction member, so that the friction against the medium 18 can be increased. The printing head 15 can be recorded in a thermal mode, a pin point d〇t), a hot transfer mode, or the like, and the _ recording method can be used, and this is a pin point type for saying J: f : The picture set in the print head 15 is not shown: - Actuate to drive the specified print pin. The printing of the word information and I Yu Yu, then the tip of the enamel printing needle is through

1295638 V. Inventive Description (5) The ink ribbon 21, which will be described later, strikes the medium 18, and prints on this. For example, in the printer of the embodiment of the present invention, the printing head 丨5 is sent in the direction of the straight direction (the direction in the left and right directions in the drawing), that is, the scanning, thereby, in the above, Word, but a sequential printer. In this case, the aforementioned -, ρ is on the slide, and the carriage 23 is on the guide shaft 24 in the slidable direction. The guiding shaft 24 is fixed to the printing plate 22. When the medium 18 is set to the predetermined position, the sliding frame (2) moves to the scanning direction in the Shanghai media 18, and the printing head 15 is in the aforementioned media. When a part of the printing is completed, the transport roller 13 and the pressure roller 14 transport the medium only by a predetermined distance, and are positioned and changed to a fixed position. Then, the carriage 23 moves along the medium 18 toward the sweep 2, and then prints. The head 15 prints on the medium 18. After that, the same action as the J is performed on the media cassette 8 to cover the printer 1 of the embodiment, which is to be a passbook or a note, etc. The medium 18 of which the thickness is not printed is printed. In particular, when the medium 18 is a passbook, the thickness is different due to the difference in the number of pages opened, or the thickness variation of the part = problem. For example, opening the front page and inserting the passbook of the folding machine The front half of the conveying direction is thinner, and the rear half is thicker after the folding line. On the other hand, when the last page is opened and the passbook of the folding machine is inserted, the front half of the conveying direction is thicker, after the folding line, After half thinner. In 'when the printing head 1518 is moved toward the scan direction is necessary to maintain the print head 15 along the medium 18 and interval of certain media. Therefore, the front

13492pif.ptd face

1295638 V. INSTRUCTION DESCRIPTION (6) A guide medium is mounted thereon, and the bow portion 16 can also be mounted on the print head; the tape guide portion 16i is used to limit the position of the back surface of the medium 1 8 When the platform 17 is moved up and down from the platform (not shown) to the printing unit 20, it moves in the direction of the ribbon. Then, the aforementioned platform U is pressed against the medium 18 from the lower side toward the guiding portion 16. Thus, from the lower side, between the platform 17 and the ribbon guiding portion 16, the front can be maintained by the spacing of the body 18 of the medium 18 at a position suitable for printing. "Subheader 16 and medium, that is, 'disclose the printer 1', for the position of the printing U as a reference, the e, +. fip subhead 15 or the ribbon guiding portion is suitable for printing. Li f printing head 15 and The (five) compartments of the media 18 remain in place. Since Ι = 2 causes the platform 17 to move to limit the distance of the bits of the media 18, 35 can be; the spacing of the media 18 remains more suitable for printing the media 18 for printing. Eight times, the operation of the aforementioned platform 17 is explained. Fig. 3 shows the movement of the platform of the embodiment of the present invention, which shows the first step of the present invention, and the operation of the platform of the second embodiment. Step 2: First, 'When the media 1 8 is inserted into the insertion port JJ, the driving force from the w source will be transmitted and the driving force will be transmitted! 〇„ . ± hunger for the owner to carry the roller 1 3, and #贫协α, λ人=转. Then, as shown in Fig. 3, the medium 18 is held by the loading/unloading wheel and the pressure roller 14 from the upper and lower sides, and is transported by the roller 13 in the path 12 of the roller 13 by mistake. Hunting this, the printing unit 2〇 is moved toward the media. Here, the printing head 15 is located at the position of the media 1 8 that greets the media. After the iron, 芈Α see the outside of the direction ..., after, thousands of up and down moving devices are connected with the print head 13492pif.ptd Page 12

Then, it turns. Therefore, the aforementioned sliding direction is the scanning direction position. Then, the lower moving device stops the position of the conveying roller j 3 in the conveying direction even if the platform 17 and the ribbon are kept at the ink ribbon 2 1 in this case. set as. When the body 18 moves in the width direction of the medium 18 and the head 15 reaches the printing medium on the medium 18, the platform moves to move the platform 1 7 upward, as shown in FIG. It is held flat to distance the aforementioned print head 15 from the medium 18. The tip of the printing pin is through the oil to print on the media 18. The interval of the media 18 is to maintain the distance of the fixed end to highlight only the appropriate distance to print. When the media 18 arrives in this manner, the media 18 moves along the media so that the print' rises as the printhead 15 moves in conjunction with the printhead 15. Therefore, for example, between the guiding portions 16, the fixed media 1 8 suitable for printing can be executed because the printing head 15 and the printing needle can be used to perform high-quality i + π ^ / by the ink ribbon 2 1 It is supplied from an ink ribbon set (not shown). =. When the ink ribbon 21 is stored in a cassette case, the field printing head 15 is automatically wound by a winding device (not shown). In this manner, the entire length of the ink color can be used for printing. In the case where the concentration of the ink ribbon 2丨 is lowered after daily use, the ink ribbon 21 can be exchanged by exchanging the ink set. Further, the platform 17 is supported by an elastic member (not shown). 1295638 V. INSTRUCTION DESCRIPTION (8) Therefore, the aforementioned platform 17 accumulates an elastic force upward in the upward direction due to the elastic force of the elastic member to press the lower surface of the medium 18. By sandwiching the medium 18 between the platform 17 held by the elastic member and the ribbon guide bow portion 16, the interval of the print head 15 fish medium 18 can be maintained at a predetermined distance suitable for printing. Even if the thickness of the medium 18 is changed, the thickness of the medium 18 is changed by the upper and lower stages of the platform 17. n u Han Next, the supporting structure of the printing head 15 which can be moved in the scanning direction will be described. The arrow of Fig. 3 of the support structure of the print head of the embodiment of the first invention, t ^5^ not the both ends of the guide shaft 24 are fixed to the frame of the printer 10 - parallel to the platform 17. On the guide shaft 24, the sliding direction is slidably mounted in the direction in which the m direction is orthogonal (the left and right sides of the figure are the driving force of the moving drive source such as the feed motor). Screws, gears, toothed belts, etc. are conveyed so that the b-moving frame 23 along the guiding shaft 24 can be described as a sliding frame 23, for example, it is possible to prepare for the movement of the abundance. 1 The 1/180 (miles) of the mother's early step moves and the σ guide axis moves. Into: f The above-mentioned carriage 23 is mounted with a printing head 15 and a ribbon guiding frame 2 to move the root of the J: word data and act to make the movement of the sliding, 隹-g卩~金疋, fine, The print head 15 can be outputted on the medium 18, and a sensor for detecting the side end of the medium 18 can be mounted on the carriage 23.

13492pif.ptd Page 14 1295638 V. INSTRUCTION DESCRIPTION (9) $次, illustrating the structure of the aforementioned ribbon guide bow portion 16. 1 is a perspective view showing the structure of a mounting bracket according to an embodiment of the present invention, and FIG. 6 is an exploded perspective view showing the structure of the sliding of the 3 guide=4, FIG. 7, ===; = structure of the guiding portion with the guiding portion The exploded perspective view is the color of the ink ribbon: the color of the two, as shown in Fig. 6, the ribbon of this embodiment is ~, can not bear the picture. = and auxiliary member 44. Further, the ribbon guide 5 has a 16-degree defect and has a body member, but it is desirable to have a certain type of material. Further, the body member 31 and the auxiliary structure 2 are desirably formed. The body member 31 and the auxiliary member 44 are separate bodies; the shape head = front Ξ Γ = Γ 31 is a side surface of the stamp surface 131 2 m covering a slightly rectangular parallelepiped shape, and the front portion 31a and the cymbal The side surface portion 3 and the side surface 3 respectively connected to the sides of the 31" portion 31a are integrally formed with the receiving member 32 on each side surface portion 31b of the main body member 31. The joining member 32 is at the lower end side of Fig. 6. The upper part = the inner part = the protruding portion of the core protruding shape 仏 = the front and the joining member 32 are connected by the center / 32 °, t = the side "coffee. Here, the connecting portion 32b =: the elastic opening i is easily generated. Therefore, the operator presses the operation portion 3 2 c of the end portion on the upper side of the joint 6 with the finger toward the side surface portion 3丨b, and the joint portion 32b is elastically deformed, and the joint projection portion 32a is operated. The opposite direction of 曰32c, that is, moving to the outside. When the operation portion 32c is released according to the description of the invention (10), the elastic state can be restored to the original state, as shown in Fig. 6. In this manner, as shown in FIG. 1, the engaging projection 32a of the engaging member 32 is joined to the engaging recess 26 of the engaged portion formed on the side of the carriage 23, and the ribbon guiding portion 16 can be attached to the sliding On the shelf 23. Further, the operator presses the operation ' portion 32c of the engaging member 3 2 toward the side surface portion 3 1 b with the finger, whereby the engaging projection portion 32a moves to release the engaging projection portion 3 2 a and the engaging recess portion 26 Engagement, the ribbon guide 16 can be removed from the carriage 23. Thus, the ribbon guiding portion 16 of the present embodiment can be easily attached to the slider 23. Further, in Fig. 1, 25 is a guide shaft insertion hole (port) formed in the carriage 23, and the guide shaft insertion hole 25 is for inserting the guide shaft 24. The same engagement recess as the aforementioned engaging recess 26 may be formed on the printing head i 5 and the ribbon guiding portion 16 is mounted on the printing head 15. A lower side protrusion portion 34 is formed on the front surface portion 31a of the body member 31, and a front end surface insertion opening 35 is formed at the center of the lower side protrusion portion 34 as a tip end of the printing head portion 15. The opening into which the face 15a is inserted. A ribbon guiding groove 36 for guiding the ink ribbon 21 is formed on both sides of the front end insertion opening 35. The ribbon guiding groove 36 is shallow near the center of the lower projection 34. That is, the bottom surface of the ribbon guiding groove 36 is advanced near the center of the lower protruding portion 34 to form a position slightly opposite to the leading end face 15a of the printing head 15. In this manner, as shown in Fig. 7, the ink ribbon 2 1 can be smoothly guided to the position of the leading end face i5a of the printing head 15. Further, a media lead-and-lead surface 37 that contacts the medium 18 is formed on the lower side of the opening end 35 of the lower protruding portion 34. As shown in Figure 1, in the ribbon guide

13492pif.ptd Page 16 1295638 V. Description of the Invention (11) When the lead portion 16 is attached to the carriage 23 on which the print head 15 is mounted, the medium guide surface 37 is located further than the front end surface 15a of the print head 15. The prominent position in front. In this way, as shown in FIG. 4, when the media cassette 8 is clamped between the platform 17 and the ribbon guiding portion 16, the upper surface of the medium contacting the medium guiding surface 37 and the aforementioned apex can be The interval of the surface 1 5 a is maintained at a predetermined distance. The predetermined distance is the distance at which the tip end of the printing pin protrudes from the front end face 15a and is adapted to strike the medium 18, that is, the distance suitable for pin strucking. Further, the interval between the upper surface of the medium 18 and the front end surface 15a is such that the ink ribbon 21 is moved. In this manner, the medium guiding surface 37 is located on the side of the front end insertion opening 35, and can maintain the needle striking distance between the upper surface of the medium 18 and the leading end surface 15 & Further, an upper protruding portion 41 is formed on the front surface portion 3a of the main body member 3A, and a medium guiding surface 42 for contacting the medium 18 is formed at the center of the upper protruding portion 41. The medium guiding surface 42 is located at a position "on the side of the front end insertion opening 35" and protrudes forward until the position of the medium guiding surface 37 on the lower protruding portion 34 is at the same position. In this way, the upper side and the lower side of the front end surface 15 5a of the printing head 15 are both sides, because the medium guiding surface 42 located on the side of the opening end opening 35 and the medium guiding surface 37 are in contact with the upper surface of the medium ^, It is ensured that the needle between the upper surface of the medium 18 and the leading end surface 15a is knocked off. On the other hand, the auxiliary member 44 is shaped to cover at least a portion of the ribbon guiding groove 36 formed on the crotch portion 3 la of the body 31. The downward projection surface of the auxiliary member 44 is integrally formed with a fitting projection initial and a fitting projection 47. The fitting protrusion 46 and the fitting protrusion 47 are fitted to the body member 3

13492pif.ptd Page 17 1295638 V. INSTRUCTION OF THE INVENTION (12) Thus, the auxiliary member 44 can be fitted to the projection 46 and the fitting projection hole 40, so that it is less likely to fall off. The assisting member 44 does not cause the overlapping projections 46 and the fitting projections in the joint portion of the printer 10 member 31 and the auxiliary member 44. The adhesive projections 47, the fitting holes 38, and the fitting projections are also used. However, the number of the fitting projections 46 and the fitting projections may be appropriately changed. Before the body member 31, as shown in Fig. 7, the groove 36 is guided. When the front is raised like this, as shown in Fig. 1, because at least a part of the groove 36 is used. That is, the function of the auxiliary member 44 portion 16 falling off. The color of the ink ribbon 2 between the inner side surfaces (not shown) is illustrated by the fitting holes 38 of the upward facing faces and the fitting holes 4 3 on the body member 31. In this case, 47 is detached from the fitting hole 38 and the auxiliary action attached to the main body member 31. When it is necessary to construct the body to be stronger, the hand 47, the fitting hole 38, and the fitting hole 43 can be dazzled by heating or the like. Further, the number of the fitting projections 46 and the fitting holes 43 may be appropriately determined in the drawings. Further, the position of the 47, the merging hole 38, and the fitting hole 43 is such that the auxiliary member 44 is attached to the above, and the ink ribbon 2 1 is provided in the color. The auxiliary member 44 is attached to the body member 31. The cover ribbon guide ribbon 21 is not detached from the ribbon guide groove 36. The ink ribbon 2 is provided between the bottom surface auxiliary members 44 for preventing the ink ribbon 21 from the ribbon guide tape guide groove 36. mobile. And omitted in the figure. Further, the medium guiding surface 45 is formed from the center of the front surface of the auxiliary member 44 toward the left and right. Further, the interval between the left and right medium guiding faces 45 is larger than the width of the leading end face 15a of the printing head 15. In this manner, as shown in the figure, the ribbon guide portion 16 is attached to the carriage 23 on which the print head 15 is mounted.

1295638 V. Description of invention (13) =': stated! The body guiding surface 45 is located on the left and right of the front end surface of the printing head 15. Further, the heart medium guiding secret is located at the side ' and is protruded forward until the same position as the medium guiding surface 42 and the = surface 37 formed on the material member 31. , the left and right end faces 15a of the print head 15, because the media guide surface 45 is in contact with the media 18 & μ & to the sides, on the top of the MOP body, when the carriage 23 moves along the medium direction, The print head 15 on the aforementioned medium 18 = ' ensures a needle strike distance between the upper surface of the medium 18 and the front end surface 15a. As described above, in the present embodiment, by pressing the operation portion 3jc of the joint member 32 toward the side surface portion 31b, when the joint portion 32b is elastically deformed and the joint projection portion 32a is moved outward, the σ of the operation 解除 is released. Can return to the original state. In this manner, when the operator's hand is used as the operation portion 32e, the engaging projection of the engaging member 32 can be attached to the carriage 23 to the engaging recess 3 formed on the side of the carriage 23. When the operator presses the operation portion 32c of the front=32 toward the side surface portion 31b with the finger, the engagement projection "a" moves to release the engagement projection 32a and the engagement recess 26, and the carriage 23 is removed... The ribbon guide 46 can be easily loaded and detached to the carriage on which the print head 15 is mounted.

The same engagement recess as the description of the engagement recess 26 can be formed on the printing head i 5 and the color f guiding portion 16 can be attached to the printing head 15. In this way, because the ribbon guide is replaceable, the ink ribbon 2 1 is lowered in concentration after long-term use, and the ink ribbon Z is to be replaced.

1295638 5. In the description of the invention (14), the ribbon guiding portion 16 can also be replaced at the same time. Therefore, the ribbon guiding portion 16 is replaced before the media guiding surface 37, the media guiding surface 42, and the medium guiding surface 26 of the ribbon become larger, and thus the upper surface of the medium 18: the leading end surface 15a of the prefix 15 The interval does not change due to wear of the media guiding surface 37, the weir, the leading surface 42, the media guiding surface 45, and the like. In this way, the needle tapping distance can be ensured between the upper surface of the guide medium 18 and the front end surface 15a, and the quality is not lowered, and the winding of the ink ribbon 21 does not cause obstacles. The position where the tape guiding portion 16 contacts the medium 18 is not worn, and the surface 37, the medium guiding surface 42, the medium guiding surface 45, and the like are worn out, so that the medium 18 can be always guided by the ribbon guiding portion 6 with an appropriate force. Pressing the media 18 will not be distorted. Moreover, the media 18 will not produce, and the jin is the phenomenon of empty play, so it will not be accompanied by the printing, so that even if the media 18 is a passbook, the pages in the passbook are not = 22, and the printing pitch There will be no deviation. The B-bending is thus more the combination of the body member 31 and the auxiliary member 44. Therefore, the structure of the coloring page guide portion 16 is reduced, and the cost of the four portions 16 can be reduced. Therefore, the cost of the printer 1 也 does not rise. The π guide is more 'incorporating the body structure by the fitting protrusions 46 and the fitting protrusions 47. : Two holes 38 and 44. Therefore, when the ribbon guiding portion 16 is replaced, the new ribbon guiding portion 16 of the auxiliary member can be attached to the carriage 23. For a short time, the present invention is not limited to the foregoing embodiment. There may be various changes, such changes are also included in the present invention, the purpose of which is explained in detail above, according to the present invention, because ^ = inside. Qiaoba f guide is 1295638 V, invention description (15) The detachment is bonded to the printing head or the carriage on which the printing head is mounted, so that the ink ribbon can be easily replaced when the ink ribbon is replaced. Therefore, the wear of the surface of the ribbon guiding portion in contact with the medium can be prevented. When the amount is increased to change the interval between the upper surface of the medium and the printing head, the printing quality is not lowered, and the winding of the ink ribbon does not cause an obstacle. Although the present invention has been disclosed in the preferred embodiment as above, it is not limited thereto. In the present invention, it is to be understood that the scope of the invention is defined by the scope of the appended claims.

13492pif.ptd Page 21 1295638 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing the structure of a carriage for mounting a coloring belt guide according to an embodiment of the present invention. Fig. 2 is a schematic view of a printer according to an embodiment of the present invention. Fig. 3 is a first step diagram showing the operation of the platform of the embodiment of the present invention. Fig. 4 is a second step diagram showing the operation of the platform of the embodiment of the present invention. Fig. 5 is a view showing a supporting structure of a printing head in the direction of arrow A of Fig. 3 in the embodiment of the present invention. Fig. 6 is an exploded perspective view showing the structure of the ribbon guiding portion of the embodiment of the present invention. Fig. 7 is an exploded perspective view showing the structure of the ribbon guiding portion of the embodiment of the present invention, which is in a state in which an ink ribbon is loaded. [Illustration description] 10: Printer, 15: Print head, 15a: Front end face, 1 6 : Ribbon guide, 1 8 · Media, 2 1 : Ink ribbon, 2 3 : Slide, 2 5 : guide shaft insertion hole, 2 6 : engaging recess, 31 : body member, 32 : joint member, 32a: engaging projection, 35 : first end insertion opening, 36: ribbon guiding groove, 37, 42, 45: media guide surface, 44: auxiliary components.

13492pif.ptd Page 22

Claims (1)

1295638 VI. Patent Application Range 1 · A printer comprising: a carriage that moves in a direction orthogonal to a direction in which a medium is transported; a printing head mounted on the carriage and printed on the medium And a ribbon guiding portion guiding an ink ribbon to a front end surface of the printing head, wherein: the ribbon guiding portion has a media guiding surface contacting the medium, and the ribbon guiding The printer is detachably mounted to the carriage and the printing head. The printer of claim 1, wherein the ribbon guiding portion has an elastically deformable engaging member. And a joint portion of the joint member is engaged with a joint portion of one of the carriage and the print head. 3. The printer of claim 1 or 2, wherein the ribbon guiding portion comprises: a body member having a ribbon guiding groove for guiding the ink ribbon; and an auxiliary A member mounted to the body member and covering at least a portion of the ribbon guiding groove. 4. The printer of claim 1 or 2, wherein the ribbon guiding portion has an opening for the first end surface of the printing head to be inserted, and the media guiding surface is located at the opening side. 5. The printer of claim 3, wherein the ribbon is 13492pif.ptd Page 23 The first end face of 1295638 is inserted, and the medium, 'patent pending range has an opening for the printing head guiding surface to be located on the opening side. :6. The printer of claim 2, wherein the ribbon guide is replaced when the ink ribbon is replaced. 7 · If the printer of the third paragraph of the patent application scope is applied, the ribbon guide is replaced when the ink ribbon is replaced. 8. The printer of claim 4, wherein the ribbon guide is replaced when the ink ribbon is replaced. I 13492pif.ptd Page 24