CN213861478U - Cleaning device for ribbon printer - Google Patents

Abstract

The utility model provides a cleaning device for ribbon printer, including the ribbon cartridge body that is the frame construction, the inside of ribbon cartridge body is equipped with the first delivery wheel, the second delivery wheel, the third delivery wheel, take-up pulley and the fourth delivery wheel through ribbon interconnect in proper order, be equipped with cleaning mechanism between third delivery wheel and take-up pulley, cleaning mechanism includes U type frame, slidable mounting has the connecting plate in U type frame, adopt above-mentioned technical scheme, the ribbon circulates between first delivery wheel, the second delivery wheel, the third delivery wheel, take-up pulley and fourth delivery wheel and rotates, when the printing ink that paints on the ribbon is too much, promote the actuating lever downwards, make the connecting plate move downwards in U type frame, cleaning rod also moves downwards simultaneously under the connecting plate moves, make the cleaning plate of cleaning rod bottom contact with ribbon surface, clean scraping off too much printing ink on the ribbon through the cleaning sponge, thus, the cleaning device for the ribbon printer can clean and scrape excessive ink on the ribbon.

Description

Cleaning device for ribbon printer

Technical Field

The utility model relates to a typewriter ribbon printer field, in particular to typewriter ribbon is cleaning device for printer.

Background

The ink ribbon printer uses ink ribbon box, which is composed of box body, ring nylon soft belt with ink and other injection molding parts. During the use, the printing syringe needle of printer hits the nylon soft area according to controller instruction, strikes the printing ink on it and shifts to on the recording medium, realizes the conversion of signal of telecommunication and visual record symbol, at printing the in-process, the printing ink is supplied with too much can to be printed the trace on the typewriter ribbon deeply, leads to the handwriting fuzzy, needs clean the scraping to too much printing ink on the typewriter ribbon, consequently, through the cleaning device for the typewriter ribbon that can clean the scraping to too much printing ink on the typewriter ribbon just become the problem that the urgent need be solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the above problems in the prior art, the utility model provides a can carry out the clean belt cleaning device for typewriter ribbon printer who strikes off to too much printing ink on the typewriter ribbon.

(II) technical scheme

In order to achieve the above object, the utility model discloses a main technical scheme include:

the utility model provides a cleaning device for typewriter ribbon printer, is including the typewriter ribbon box body that is frame construction, the inside of typewriter ribbon box body is equipped with first delivery wheel, second delivery wheel, third delivery wheel, take-up pulley and the fourth delivery wheel through typewriter ribbon interconnect in proper order, the third delivery wheel with be equipped with clean mechanism between the take-up pulley, clean mechanism includes U type frame, slidable mounting has the connecting plate in the U type frame, the bottom of connecting plate is equipped with clean pole, clean pole is kept away from the one end of connecting plate is worn to establish U type frame and fixed mounting has clean board, the bottom of clean board is attached with clean sponge, the bottom of connecting plate still is equipped with the spring, the spring is kept away from the one end of connecting plate with U type frame inner wall bottom fixed connection, one side of connecting plate is connected with the actuating lever perpendicularly.

Preferably, the outer surface of the ribbon cartridge body is provided with a vertically arranged notch, and the driving rod penetrates through the notch and can move up and down in the notch.

Preferably, the take-up pulley includes roller and inner bag, roller surface cover is equipped with the china ink core ring, the surperficial equipartition of roller has a plurality of through-holes, the inner bag with the roller sets up with the axle center, the surface of inner bag with the ring cavity between the roller inner wall is for sending the china ink chamber, the both ends of roller are equipped with left end spindle nose and right-hand member spindle nose respectively, left end spindle nose and right-hand member spindle nose rotate respectively and install on the lateral wall of typewriter ribbon box body, the push rod is established to left end spindle nose endotheca, the one end of push rod is worn to establish to in the inner bag, and fixed mounting has the push pedal, the other end of push rod is worn to establish to outside the typewriter ribbon box, the inner bag is kept away from left end spindle nose one is served and has been seted up annular spread groove, annular spread groove makes the inner bag with send the china ink chamber to communicate with each other, be equipped with the check valve structure in the right-hand member spindle nose.

Preferably, the two ends of the first conveying wheel, the second conveying wheel, the third conveying wheel and the fourth conveying wheel are fixed on the side wall of the ribbon box body, and the first conveying wheel is driven to rotate by the driving motor.

Preferably, the left upper end of the ribbon cartridge body is provided with a printing port for printing, and the printing port is rectangular.

(III) advantageous effects

The beneficial effects of the utility model reside in that: adopt above-mentioned technical scheme, the typewriter ribbon is at first delivery wheel, the second delivery wheel, the third delivery wheel, circulating rotation between take-up pulley and fourth delivery wheel, when the ink of paining on the typewriter ribbon is too much, promote the actuating lever downwards, make the connecting plate move down in U type frame, clean pole also simultaneously move down under the connecting plate removes, make the cleaning plate and the typewriter ribbon surface contact of clean pole bottom, clean scraping through too much ink on the cleaning sponge with the typewriter ribbon, thereby a typewriter ribbon printer that can clean the scraping to too much ink on the typewriter ribbon is provided.

Drawings

FIG. 1 is a schematic view of a cleaning apparatus for a ribbon printer;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic cross-sectional view of a tensioner.

[ description of reference ]

1-a fourth delivery wheel; 2-a first delivery wheel; 3-a tension wheel; 4-a cleaning mechanism; 5-a third delivery wheel; 6-a second delivery wheel; 7-ink ribbon cartridge body; 41-a drive rod; 42-a connecting plate; a 43-U-shaped frame; 44-a spring; 45-cleaning plate; 46-a cleaning rod; 47-cleaning sponge; 31-core ring; 32-a push rod; 33-left end shaft head; 34-an ink feed chamber; 35-a through hole; 36-a roller; 37-a one-way valve; 38-right end spindle nose; 39-annular connecting groove; 310-inner container; 311-push plate.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

Referring to fig. 1 to 2, the present invention provides a cleaning device for a ribbon printer, which comprises a ribbon cartridge 7 having a frame structure, a first transporting wheel 2 and a second transporting wheel 6 connected to each other via a ribbon are sequentially disposed in the ribbon cartridge 7, a third conveying wheel 5, a tensioning wheel 3 and a fourth conveying wheel 1, wherein a cleaning mechanism 4 is arranged between the third conveying wheel 5 and the tensioning wheel 3, the cleaning mechanism 4 comprises a U-shaped frame 43, a connecting plate 42 is slidably mounted in the U-shaped frame 43, a cleaning rod 46 is arranged at the bottom of the connecting plate 42, one end, far away from the connecting plate 42, of the cleaning rod 46 penetrates through the U-shaped frame 43 and is fixedly provided with a cleaning plate 45, a cleaning sponge 47 is attached to the bottom of the cleaning plate 45, a spring 44 is further arranged at the bottom of the connecting plate 42, one end, far away from the connecting plate 42, of the spring 44 is fixedly connected with the bottom of the inner wall of the U-shaped frame 43, and one side of the connecting plate 42 is vertically connected with a driving rod 41; when the cleaning device is used, the ribbon circularly rotates among the first conveying wheel 2, the second conveying wheel 6, the third conveying wheel 5, the tension wheel 3 and the fourth conveying wheel 1, when ink smeared on the ribbon is excessive, the driving rod 41 is pushed downwards, the connecting plate 42 moves downwards in the U-shaped frame 43, the cleaning rod 46 moves downwards under the movement of the connecting plate 42, the cleaning plate 45 at the bottom of the cleaning rod 46 is in surface contact with the ribbon, excessive ink on the ribbon is cleaned and scraped through the cleaning sponge 47, and therefore the cleaning device for the ribbon printer is capable of cleaning and scraping excessive ink on the ribbon.

In this embodiment, the outer surface of the ribbon cartridge body 7 is provided with a vertically arranged notch, the driving rod 41 penetrates through the notch and can move up and down in the notch, the driving rod 41 is arranged outside, the driving rod 41 can be directly moved downwards outside the ribbon cartridge body 7, and the complex actions that the ribbon cartridge body 7 needs to be opened to push the driving rod 41 when the ribbon is cleaned are avoided.

In this embodiment, the first transport wheel 2, the second transport wheel 6, the third transport wheel 5, and the fourth transport wheel 1 are fixed to the side wall of the ribbon cassette 7 at both ends, and the first transport wheel 2 is driven to rotate by the driving motor.

In this embodiment, the left upper end of the ribbon cartridge 7 is provided with a printing port for printing, and the printing port is rectangular.

Referring to fig. 3, in a second embodiment of the present invention: the tensioning wheel 3 comprises a roller 36 and an inner container 310, an ink core ring 31 is sleeved on the outer surface of the roller 36, a plurality of through holes 35 are uniformly distributed on the surface of the roller 36, the inner container 310 and the roller 36 are coaxially arranged, an annular cavity between the outer surface of the inner container 310 and the inner wall of the roller 36 is an ink feeding cavity 34, a left end spindle nose 33 and a right end spindle nose 38 are respectively arranged at two ends of the roller 36, the left end spindle nose 33 and the right end spindle nose 38 are respectively rotated on the side wall for installing the ribbon box body 7, a push rod 32 is sleeved in the left end spindle nose 33, one end of the push rod 32 is penetrated in the inner container 310 and fixedly provided with a push plate 311, the other end of the push rod 32 is penetrated outside the ribbon box body 7, an annular connecting groove 39 is arranged at one end of the inner container 310 far away from the left end spindle nose 33, the annular connecting groove 39 enables the inner container 310 to be communicated with the ink feeding cavity 34, and a one-way valve 37 structure is arranged in the right end spindle nose 38; the ink is injected into the inner container 310 through the right end shaft head 38 by using an injector, in the process that the first conveying wheel 2, the second conveying wheel 6, the third conveying wheel 5, the tensioning wheel 3 and the fourth conveying wheel 1 drive the color ribbon to rotate, the inner container 310 rotates to generate centripetal force, the ink is sprayed and thrown into the ink delivery cavity 34, the ink is transmitted to the ink core ring 31 through the through hole 35, the ink is smeared on the color ribbon through the ink core ring 31, when the ink stored in the inner container 310 does not enter the ink delivery cavity 34, the push rod 32 can be pushed, the push rod 32 pushes the push plate 311, the ink stored in the inner container is squeezed into the ink delivery cavity 34, the waste of the ink is avoided, and the tensioning wheel 3 capable of supplementing the ink is provided.

The working principle of the utility model is as follows: the ribbon rotates circularly among the first conveying wheel 2, the second conveying wheel 6, the third conveying wheel 5, the tension wheel 3 and the fourth conveying wheel 1, when too much ink is smeared on the ribbon, the driving rod 41 is pushed downwards, the connecting plate 42 moves downwards in the U-shaped frame 43, the cleaning rod 46 moves downwards under the movement of the connecting plate 42, the cleaning plate 45 at the bottom of the cleaning rod 46 is in contact with the surface of the ribbon, and the cleaning sponge 47 cleans and scrapes the too much ink on the ribbon, so that the cleaning device for the ribbon printer is provided, which can clean and scrape the too much ink on the ribbon.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims (5)

1. The utility model provides a cleaning device for typewriter ribbon printer, is including the typewriter ribbon box body that is frame construction, the inside of typewriter ribbon box body is equipped with first delivery wheel, second delivery wheel, third delivery wheel, take-up pulley and the fourth delivery wheel through typewriter ribbon interconnect in proper order, a serial communication port, the third delivery wheel with be equipped with clean mechanism between the take-up pulley, clean mechanism includes U type frame, slidable mounting has the connecting plate in the U type frame, the bottom of connecting plate is equipped with clean pole, clean pole is kept away from the one end of connecting plate is worn to establish U type frame and fixed mounting has clean board, the bottom of clean board is attached with clean sponge, the bottom of connecting plate still is equipped with the spring, the spring is kept away from the one end of connecting plate with U type frame inner wall bottom fixed connection, one side of connecting plate is connected with the actuating lever perpendicularly.

2. A cleaning device for an ink ribbon printer according to claim 1, wherein a vertically disposed notch is provided in an outer surface of the ink ribbon cassette, and the driving lever passes through the notch and is movable up and down in the notch.

3. The ribbon printer cleaning device according to claim 1, wherein the tension pulley comprises a roller and an inner container, an ink core ring is sleeved on an outer surface of the roller, a plurality of through holes are uniformly distributed on a surface of the roller, the inner container and the roller are coaxially arranged, an annular cavity between the outer surface of the inner container and an inner wall of the roller is an ink feeding cavity, a left end spindle nose and a right end spindle nose are respectively arranged at two ends of the roller, the left end spindle nose and the right end spindle nose are respectively rotatably mounted on a side wall of a ribbon box body, a push rod is sleeved in the left end spindle nose, one end of the push rod penetrates into the inner container and is fixedly mounted with a push plate, the other end of the push rod penetrates out of the ribbon box, an annular connecting groove is formed in one end of the inner container, which is far away from the left end spindle nose, and is communicated with the ink feeding cavity, and a check valve structure is arranged in the right end shaft head.

4. A cleaning device for an ink ribbon printer according to claim 1, wherein both ends of the first feed roller, the second feed roller, the third feed roller, and the fourth feed roller are fixed to a side wall of the ink ribbon cassette body, and the first feed roller is driven to rotate by a drive motor.

5. A cleaning device for an ink ribbon printer according to claim 1, wherein a printing port for printing is formed at a left upper end of the ink ribbon cartridge body, and the printing port has a rectangular shape.

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