阅读说明：本技术 一种碳带安装结构 (Carbon ribbon mounting structure ) 是由 植立才 曾安 钟榕胜 涂贻兰 王治才 于 2021-06-17 设计创作，主要内容包括：本发明涉及热转打印机技术领域,公开了一种碳带安装结构,其用以安装碳带单元,所述碳带单元包括主动轮、从动轮以及连接所述主动轮和所述从动轮的碳带,所述碳带安装结构包括两个第一安装位、滑道以及压紧单元,两个所述第一安装位分别用以安装所述主动轮和所述从动轮且限制所述主动轮和所述从动轮的径向运动；所述滑道与所述第一安装位连接,其用以供所述主动轮和所述从动轮向上径向滑动；所述压紧单元用以限制所述主动轮和所述从动轮轴向移动。本发明的结构可以保证主动轮和从动轮的稳定,且可以快速拆卸和安装主动轮和从动轮,方便更换。(The invention relates to the technical field of thermal transfer printers, and discloses a thermal transfer printer mounting structure which is used for mounting a thermal transfer printer unit, wherein the thermal transfer printer unit comprises a driving wheel, a driven wheel and a thermal transfer ribbon for connecting the driving wheel and the driven wheel; the slideway is connected with the first mounting position and is used for enabling the driving wheel and the driven wheel to slide upwards and radially; the pressing unit is used for limiting the driving wheel and the driven wheel to move axially. The structure of the invention can ensure the stability of the driving wheel and the driven wheel, and the driving wheel and the driven wheel can be quickly disassembled and assembled, thereby being convenient for replacement.)

1. The utility model provides a carbon ribbon mounting structure, its is used for installing the carbon ribbon unit, the carbon ribbon unit includes the action wheel, follows the driving wheel and connects the action wheel with follow the carbon ribbon of driving wheel, its characterized in that, the carbon ribbon mounting structure includes:

the two first mounting positions are respectively used for mounting the driving wheel and the driven wheel and limiting radial movement of the driving wheel and the driven wheel;

the slideway is connected with the first mounting position and is used for enabling the driving wheel and the driven wheel to slide upwards and radially;

and the pressing unit is used for limiting the axial movement of the driving wheel and the driven wheel.

2. The carbon ribbon mounting structure according to claim 1, wherein: the carbon ribbon mounting structure further comprises a mounting frame for arranging the first mounting position, and the pressing unit is mounted on the mounting frame.

3. The carbon ribbon mounting structure according to claim 2, wherein: the unit that compresses tightly includes pressure strip and screw, the pressure strip pastes tightly the mounting bracket, and its butt in the action wheel with from the wheel core terminal surface of driving wheel, the one end of screw is passed connect in behind the pressure strip the mounting bracket realizes the pressure strip pastes tightly all the time the mounting bracket, with the restriction the action wheel with from the axial displacement of driving wheel.

4. The carbon ribbon mounting structure according to claim 3, wherein: the pressing unit further comprises a return spring for limiting the movement of the pressing plate, the return spring is sleeved on the screw, one end of the return spring is abutted to the pressing plate, and the other end of the return spring is abutted to the screw cap of the screw.

5. The carbon ribbon mounting structure according to claim 3, wherein: the top surface of pressure strip extends to have two to keep away from gradually the deflector of mounting bracket, two the deflector corresponds the setting with two first installation position respectively.

6. The carbon ribbon mounting structure according to claim 2, wherein: the slide is seted up in on the mounting bracket, slide one end extends to on the top surface of mounting bracket, its other end intercommunication first installation position.

7. The carbon ribbon mounting structure according to claim 2, wherein: the mounting bracket includes first mounting panel, with the second mounting panel that first mounting panel corresponds the setting and connects first mounting panel with the guiding axle of second mounting panel, the guiding axle is used for supporting the carbon ribbon.

8. The carbon ribbon mounting structure according to claim 7, wherein: the first mounting panel is close to be provided with the limiting plate on one side of second mounting panel, set up on the limiting plate with the second installation position that first installation position corresponds the setting, the action wheel with wheel core one end from the driving wheel install in on the second installation position.

9. The carbon ribbon mounting structure according to claim 2, wherein: the carbon ribbon mounting structure further comprises a handle, and the handle is mounted on the mounting frame.

10. The carbon ribbon mounting structure according to claim 1, wherein: the end faces of the driving wheel and the driven wheel, which are far away from one end of the pressing unit, are provided with guide faces.

Technical Field

The invention relates to the technical field of thermal transfer printers, in particular to a thermal transfer ribbon mounting structure.

Background

The thermal transfer printing apparatus uses a thermal transfer technique. The thermal transfer printing technology is that a special carbon ribbon is utilized, carbon powder coatings on the carbon ribbon are transferred to paper or other types of materials in a heating mode, coating materials on the carbon ribbon can be selected according to needs, strong adhesive force is generated, and printed handwriting is not affected by the outside.

The existing carbon tape printing device comprises a carbon tape mounting structure and a printing module, wherein carbon powder on the carbon tape is transferred to a printed object (such as a tissue box or a slide) through heating of a thermistor in the printing module. The printing module comprises a printing head and a driving structure for driving the printing head to move; however, the handwriting printed by the existing carbon tape printing device can be blurred or inclined, and the printing effect is poor; and when the carbon ribbon is used up and needs to be replaced, the driving wheel and the driven wheel are difficult to remove and replace and are not easy to operate, so that the replacement efficiency is greatly reduced.

Disclosure of Invention

The invention aims to provide a carbon belt mounting structure which can ensure the stability of a driving wheel and a driven wheel, can rapidly disassemble and assemble the driving wheel and the driven wheel and is convenient to replace.

In order to solve the above technical problem, the present invention provides a thermal transfer ribbon mounting structure for mounting a thermal transfer ribbon unit, the thermal transfer ribbon unit including a driving wheel, a driven wheel, and a thermal transfer ribbon connecting the driving wheel and the driven wheel, the thermal transfer ribbon mounting structure including: the two first mounting positions are respectively used for mounting the driving wheel and the driven wheel and limiting radial movement of the driving wheel and the driven wheel; the slideway is connected with the first mounting position and is used for enabling the driving wheel and the driven wheel to slide upwards and radially; the pressing unit is used for limiting the driving wheel and the driven wheel to move axially.

Preferably, the carbon ribbon mounting structure further comprises a mounting frame for forming the first mounting position, and the pressing unit is mounted on the mounting frame.

Preferably, the compressing unit includes pressure strip and screw, the pressure strip pastes tightly the mounting bracket, and its butt in the action wheel with follow the wheel core terminal surface of driving wheel, the one end of screw is passed connect in behind the pressure strip the mounting bracket realizes the pressure strip pastes tightly all the time the mounting bracket, with the restriction the action wheel with follow the axial displacement of driving wheel.

Preferably, the pressing unit further comprises a return spring for limiting the movement of the pressing plate, the return spring is sleeved on the screw, one end of the return spring abuts against the pressing plate, and the other end of the return spring abuts against a nut of the screw.

Preferably, the top surface of pressure strip extends there are two deflectors of keeping away from gradually the mounting bracket, two the deflector respectively with two first installation position corresponds the setting.

Preferably, the slide is seted up on the mounting bracket, slide one end extend to on the top surface of mounting bracket, its other end intercommunication first installation position.

Preferably, the mounting bracket includes a first mounting plate, a second mounting plate disposed corresponding to the first mounting plate, and a guide shaft connected to the first mounting plate and the second mounting plate, the guide shaft being configured to support the carbon ribbon.

Preferably, the first mounting panel is close to be provided with the limiting plate on one side of second mounting panel, set up on the limiting plate with the second installation position that first installation position corresponds the setting, the action wheel with wheel core one end from the driving wheel install in on the second installation position.

Preferably, the carbon ribbon mounting structure further comprises a pull handle mounted on the mounting frame.

Preferably, the end surfaces of the ends, away from the pressing unit, of the wheel cores of the driving wheel and the driven wheel are provided with guide surfaces.

The invention has the following beneficial effects:

(1) the carbon belt mounting structure is provided with a first mounting position for mounting the driving wheel and the driven wheel, wherein the first mounting position limits radial movement of the driving wheel and the driven wheel, but the first mounting position is connected with a slideway for upward radial movement of the driving wheel and the driven wheel, and limits axial movement of the driving wheel and the driven wheel through the pressing unit, so that the driving wheel and the driven wheel can only move radially from the slideway, thereby not only ensuring the stability of the driving wheel and the driven wheel in the using process and ensuring the printing effect, but also only lifting the driving wheel or the driven wheel along the slideway when dismounting the driving wheel or the driven wheel, and in the same way, only the driving wheel and the driven wheel are required to be aligned with the slideway for mounting when mounting the driving wheel or the driven wheel, the whole process is simple and convenient, and the replacement and maintenance are quick;

(2) the carbon belt mounting structure is provided with the pressing unit, so that the carbon belt mounting structure can be used in cooperation with the first mounting position, the driving wheel and the driven wheel can be prevented from axially moving, the carbon belt is prevented from being deviated after long-term use, the printed handwriting is clear and neat, and the printing effect is good.

Drawings

Fig. 1 is a schematic structural diagram of a carbon ribbon mounting structure provided in an embodiment of the present invention;

fig. 2 is another angle structure diagram of a carbon ribbon mounting structure provided in an embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of a carbon ribbon mounting structure provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a pressing unit according to an embodiment of the present invention.

Reference numerals: 1. a first mounting location; 2. a slideway; 3. a pressing unit; 31. a compression plate; 311. a guide plate; 32. a screw; 33. a return spring; 4. a mounting frame; 41. a first mounting plate; 42. a second mounting plate; 43. a guide shaft; 44. a through hole; 5. a carbon ribbon unit; 51. a driving wheel; 52. a driven wheel; 53. a carbon ribbon; 6. a limiting plate; 61. a second mounting location; 7. a handle; 8. a guide surface.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1 to 3, a preferred embodiment of the present invention provides a carbon ribbon mounting structure for mounting a carbon ribbon unit 5, where the carbon ribbon unit 5 includes a driving wheel 51, a driven wheel 52, and a carbon ribbon 53 connecting the driving wheel 51 and the driven wheel 52, and the carbon ribbon mounting structure includes: the device comprises two first installation positions 1, a slideway 2 and a pressing unit 3, wherein the two first installation positions 1 are respectively used for installing a driving wheel 51 and a driven wheel 52 and limiting radial movement of the driving wheel 51 and the driven wheel 52; the slideway 2 is connected with the first installation position 1 and is used for enabling the driving wheel 51 and the driven wheel 52 to slide upwards and radially; the pressing unit 3 is used for limiting the axial movement of the driving wheel 51 and the driven wheel 52.

It should be noted that the driving wheel 51 and the driven wheel 52 both have wheel centers, and the wheel centers are hollow. The driving wheel 51 and the driven wheel 52 are mounted on the first mounting position 1 through a wheel core.

Referring to fig. 1, in some embodiments of the present invention, the thermal transfer ribbon mounting structure further includes a mounting frame 4 for opening the first mounting position 1, and the pressing unit 3 is mounted on the mounting frame 4. Specifically, adopt mounting bracket 4 can alleviate the holistic weight of carbon ribbon mounting structure, convenient removal alleviates operating personnel's burden, also raises the efficiency.

Referring to fig. 4, in some embodiments of the present invention, the pressing unit 3 includes a pressing plate 31 and a screw 32, the pressing plate 31 abuts against the mounting frame 4 and abuts against the wheel center end surfaces of the driving wheel 51 and the driven wheel 52, and one end of the screw 32 passes through the pressing plate 31 and then is connected to the mounting frame 4, so that the pressing plate 31 always abuts against the mounting frame 4 to limit axial movement of the driving wheel 51 and the driven wheel 52. Specifically, the pressing plate 31 abuts against the end faces of one ends of the wheel cores of the driving wheel 51 and the driven wheel 52, and the pressing plate 31 is mounted on the first mounting plate 41 through the screw 32, so that the pressing plate 31 is guaranteed to press the wheel cores of the driving wheel 51 and the driven wheel 52, the driving wheel 51 and the driven wheel 52 are prevented from axial deviation, and the stability of the driving wheel 51 and the driven wheel 52 is guaranteed.

Referring to fig. 4, in some embodiments of the present invention, the pressing unit 3 further includes a return spring 33 for limiting the movement of the pressing plate, the return spring 33 is sleeved on the screw 32, and one end of the return spring 33 abuts against the pressing plate 31, and the other end of the return spring abuts against the nut of the screw 32. Specifically, when the driving wheel 51 or the driven wheel 52 is replaced, one hand can take the driving wheel 51 or the driven wheel 52, the other hand can pull the pressing plate 31 outwards, so that the pressing plate 31 slides outwards along the screw 32 and presses the return spring 33, after the driving wheel 51 or the driven wheel 52 is replaced, the pressing plate 31 is released, and the pressing plate 31 is pressed again under the action of the return spring 33.

In some embodiments of the present invention, two guide plates 311 gradually far away from the mounting frame 4 extend from the top surface of the pressing plate 31, and the two guide plates 311 are respectively disposed corresponding to the two first mounting locations 1. Specifically, when the driving wheel 51 or the driven wheel 52 is placed at the first installation position 1, the driving wheel 51 and the driven wheel 52 can be directly guided to the first installation position 1 through the guiding effect of the guide plate 311 without being precisely aligned with the first installation position 1, so that the time for replacing the driving wheel 51 and the driven wheel 52 is greatly saved.

Referring to fig. 1, in some embodiments of the present invention, the slide way 2 is opened on the mounting rack 4, one end of the slide way 2 extends to the top surface of the mounting rack 4, and the other end thereof communicates with the first mounting position 1.

Referring to fig. 1 and 2, in some embodiments of the present invention, the mounting frame 4 includes a first mounting plate 41, a second mounting plate 42 disposed corresponding to the first mounting plate 41, and a guide shaft 43 connecting the first mounting plate 41 and the second mounting plate 42, the guide shaft 43 supporting the carbon ribbon 53. Specifically, the first mounting plate 41 and the second mounting plate 42 are arranged in parallel, two circular arc grooves are respectively arranged on the first mounting plate 41 and the second mounting plate 42, the arc-shaped groove on the first mounting plate 41 and the corresponding arc-shaped groove on the second mounting plate 42 are combined into the first mounting position 1, wherein one end of the wheel core of the driving wheel 51/driven wheel 52 is arranged on the circular arc groove on the first mounting plate 41, the other end is arranged on the corresponding circular arc groove on the second mounting plate 42, the circular arc groove semi-surrounds the wheel core of the driving wheel 51/driven wheel 52 to limit the radial movement thereof, but the arc-shaped groove extends upwards to form a slideway 2, the slideway 2 can be used for the driving wheel 51/the driven wheel 52 to slide upwards and radially, it is only necessary to lift the driving wheel 51/driven wheel 52 to remove it.

Referring to fig. 3, in some embodiments of the present invention, a limiting plate 6 is disposed on a side of the first mounting plate 41 close to the second mounting plate 42, a second mounting position 61 corresponding to the first mounting position 1 is disposed on the limiting plate 6, and one end of the wheel core of the driving wheel 51 and one end of the wheel core of the driven wheel 52 are mounted on the second mounting position 61. Specifically, the limiting plate 6 is mounted on the inner side surface of the second mounting plate 42, and the limiting plate 6 can ensure that the distance between the first mounting plate 41 and the second mounting plate 42 is greater than the width of the carbon ribbon 53, so as to prevent the carbon ribbon 53 from rubbing the first mounting plate 41 and the second mounting plate 42, further prevent the driving wheel 51 or the driven wheel 52 from axially shifting, and ensure the stability of the driving wheel 51 and the driven wheel 52; the second mounting position 61 on the limiting plate 6 can replace the first mounting position 1 for mounting the wheel core of the driving wheel 51 and the driven wheel 52

Referring to fig. 1, in some embodiments of the present invention, the carbon ribbon mounting structure further comprises a pull 7, and the pull 7 is mounted on the mounting frame 4. Specifically, the handle 7 can facilitate movement of the thermal transfer ribbon mounting structure.

Referring to fig. 1, in some embodiments of the present invention, the end surfaces of the ends of the wheel cores of the driving wheel 51 and the driven wheel 52 away from the pressing unit 3 are provided with guide surfaces 8.

Referring to fig. 1 and 2, in some embodiments of the present invention, the first mounting plate 41 and the second mounting plate 42 are respectively provided with a plurality of through holes 44. Specifically, because the carbon ribbon mounting structure needs to be moved, it is necessary to ensure a suitable weight, and the weight of the carbon ribbon mounting structure can be reduced by forming the through holes 44 on the first mounting plate 41 and the second mounting plate 42.

In some embodiments of the present invention, the number of the limiting plates 6 is one. Specifically, two second installation positions 61 are arranged through one limiting plate 6, and the two second installation positions 61 are aligned with the first installation position 1, so that the distance between the first installation plate 41 and the second installation plate 42 is greater than the width of the carbon ribbon 53, the carbon ribbon 53 is prevented from rubbing the first installation plate 41 and the second installation plate 42, the driving wheel 51 or the driven wheel 52 is further prevented from axially deviating, and the stability of the driving wheel 51 and the driven wheel 52 is ensured.

Referring to fig. 3, in some embodiments of the present invention, the number of the limiting plates 6 is two, and each of the limiting plates 6 is provided with a second mounting position 61. Specifically, through two limiting plates 6 and two first installation positions 1 corresponding settings, can guarantee that the distance between first mounting panel 41 and the second mounting panel 42 is greater than the width of carbon ribbon 53, avoid carbon ribbon 53 to rub first mounting panel 41 and second mounting panel 42, also further prevent action wheel 51 or follow driving wheel 52 along axial deviation, guarantee action wheel 51 and the steadiness from driving wheel 52.

It should be noted that the thickness of the limiting plate 6 can be determined according to the width of the carbon ribbon 53, and the limiting plates 6 with different thicknesses can also ensure the distance between the wide carbon ribbon 53 and the first mounting plate 41.

The working process of the invention is as follows: when the printing device normally works, the driving wheel 51 and the driven wheel 52 normally rotate, the first mounting position 1 limits radial movement of the driving wheel 51 and the driven wheel 52, and the pressing unit 3 limits axial movement of the driving wheel 51 and the driven wheel 52, so that the stability of the driving wheel 51 and the driven wheel 52 is ensured when the printing device normally works, the stability of the carbon ribbon 53 is ensured, and the printing effect is ensured; when the driving wheel 51 and the driven wheel 52 need to be replaced, an operator pulls the pressing plate 31 outwards with one hand, lifts the driving wheel 51 or the driven wheel 52 with the other hand, slides the driving wheel 51 or the driven wheel 52 upwards along the slideway 2, finally leaves the carbon belt mounting structure, then slides a new driving wheel 51 or a new driven wheel 52 in from the sliding way, mounts the new driving wheel 51 or the new driven wheel 52 on the first mounting position 1, releases the pressing plate 31, and completes the replacement of the driving wheel 51 or the driven wheel 52.

To sum up, a preferred embodiment of the present invention provides a thermal transfer ribbon mounting structure, which is compared with the prior art:

(1) the carbon ribbon mounting structure of the invention is provided with a first mounting position 1 for mounting a driving wheel 51 and a driven wheel 52, wherein the first mounting position 1 limits the radial movement of the driving wheel 51 and the driven wheel 52, but the first mounting position 1 is connected with a slideway 2 for upward radial movement of the driving wheel 51 and the driven wheel 52, and limits the axial movement of the driving wheel 51 and the driven wheel 52 through a pressing unit 3, so that the driving wheel 51 and the driven wheel 52 can only move radially from the slideway 2, thereby ensuring the stability of the driving wheel 51 and the driven wheel 52 in the using process and ensuring the printing effect, when the driving wheel 51 or the driven wheel 52 is dismounted, only the driving wheel 51 or the driven wheel 52 needs to be lifted along the slideway 2, and similarly, when the driving wheel 51 or the driven wheel 52 is mounted, only the driving wheel 51 and the driven wheel 52 need to be mounted in alignment with the slideway 2, the whole process is simple and convenient, and the replacement and maintenance are rapid;

(2) the carbon ribbon mounting structure is provided with the pressing unit 3, so that the carbon ribbon mounting structure can be used together with the first mounting position 1, and can prevent the driving wheel 51 and the driven wheel 52 from axially moving, avoid the carbon ribbon 53 from deviating after long-term use, ensure clear and neat printed handwriting and have good printing effect.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.