CN201026713Y

CN201026713Y - Ink feeding device of ink roller for ribbon cartridge

Info

Publication number: CN201026713Y
Application number: CNU2007200510866U
Authority: CN
Inventors: 唐小强; 李宝生; 吴元进; 尹勋举
Original assignee: Print Rite Technology Development Co Ltd of Zhuhai
Current assignee: Print Rite Technology Development Co Ltd of Zhuhai
Priority date: 2007-04-26
Filing date: 2007-04-26
Publication date: 2008-02-27
Anticipated expiration: 2017-04-26

Abstract

The utility model discloses an ink roll ink injection device used in an ink ribbon box, comprising an ink storage cup and an ink injection pump. The ink injection pump injects a certain amount of ink into the ink storage cup intermittently. Furthermore, the ink injection device also comprises a pressure filtration head which is connected with a driving mechanism. Under the action of the driving mechanism, the pressure filtration head repeatedly presses into or withdraws from the ink storage cup. To the ink roll ink injection used in the ink ribbon box, the ink roll ink injection device has the advantages of high production efficiency, excellent ink injection precision and high yield.

Description

Ink roll for ribbon cartridge is irritated device for ink

Technical field

The utility model relates to ink roll for ribbon cartridge and irritates device for ink, particularly to adopt expanded material or porous fibrous material for example the black rumble as ribbon cartridge China ink source of sponge preparation irritate the device of China ink.

Background technology

The impact printer of models such as IBM2380, IBM9068, Panasonic-KXP1090 and IBM2380-B, the ribbon cartridge of its use are normally contaminated in advance by one has the soft band of ring seamless nylon of printing ink and other injection moulding parts to constitute.During use, the printing syringe needle of printer impacts the soft band of nylon continuously, the printing ink on it is knocked be transferred to recording medium for example on the paper, realizes the conversion of the signal of telecommunication and visual record symbol.

In print procedure, along with printing ink constantly consumes, the printing ink that carries on the colour band progressively exhausts, and causes the printing writing color to shoal, so that needs brand-new colour band of replacing or consideration that old colour band is replenished printing ink.Consider the reason of saving cost, the service life that many businessmans are conceived to improve colour band the printing ink supplementary mechanism is set in ribbon cartridge, for colour band replenishes printing ink.This design has general facilitation for the print life that improves colour band, and wherein, the colour band life-span of the partial new product improves significantly.

Fig. 1 is a kind of cross-sectional view of commercially available ribbon cartridge product.Its formation comprises box body 1, colour band 12, strainer and printing ink supplementary mechanism.

Box body 1 has corresponding shape according to the design feature of printer usually.It is provided for holding the spatial accommodation that stores up colour band 12 simultaneously, prints impact position--the LPT 2 of syringe needle, and the installation site and the space of strainer and printing ink supplementary mechanism.Strainer is made up of intermeshing

travelling gear

5,6 and reed 13.Along the course of colour band 12, be separation with

travelling gear

5,6 and reed 13, the part of box body 1 forms the container cavity 14 of colour band 12, and remainder forms LPT 2 and printing ink supplementary mechanism.Under installment state, colour band 12 is held between travelling gear 5, the 6 intermeshing teeth edges, and under the turning effort of

gear

5,6, be admitted to and hold band chamber 14, the sidewall of reed 13 and box body 1 cooperatively interacts on perpendicular to the direct of travel of colour band 12 to the colour band 12 generation stiction of exerting pressure, both cooperatively interact to make and are positioned on colour band 12 courses colour band 12 that holds outside the band chamber 14 and are in tensioning state, and colour band 12 transmits the rotation of directions X shown in the figure of lower edge in the rotation of

travelling gear

5,6 simultaneously.

Travelling gear

5,6 can be around the rotation of self axis, and this self axis again respectively can be around

axle

4,8 rotations of being fixed on the box body in parallel.The tightness of two gears, 5,6 engagements is regulated by reed 7, so that provide a suitable clamping force to colour band 12.The printing ink supplementary mechanism is store black rumble 10, last black gear 9 and reed 3 by mandruka matter and is constituted.The absorption storage has a certain amount of printing ink in the China ink rumble 10.Colour band 12 contacts with last black gear 9, and realizes the printing ink supply by the rotation and the last black gear 9 of last black gear 9 with contacting of black rumble 10.Under the situation of using major diameter China ink rumble 10 in order to strengthen ink reservoir volume, in on colour band 12 courses with black rumble 10 external cylindrical surfaces tangent and with the position of box body 1 sidewall apart from minimum near, add spacer 11,, cause wearing and tearing in case colour band 12 produces direct friction with black rumble 10 external cylindrical surfaces.

Ribbon cartridge 1 shown in Figure 1, under the initialization state, only go up between black gear 9 and black rumble 10 external cylindrical surfaces because the tension force of colour band 12 transforms the contention effect that obtains keeps slight and contact, almost do not contact the pressure existence therebetween, the printing ink that adsorbs in the black rumble 10 is influenced hardly.Therefore, print procedure at first consumes the printing ink that colour band 12 itself carries, until the state that is exhausted substantially near later stage printing ink.The printing ink that itself carries when colour band 12 exhausts substantially, when causing the printing writing color light, can adjust reed 3 and enter solid line position by dotted line position shown in Figure 1, last black gear 9 is pressed against on the cylinder of black rumble 10 tightly, to draw the printing ink of black rumble 10 adsorbed storages, delay the service life of colour band 12.

Above-mentioned ribbon cartridge, its colour band service life is subjected to follow-up printing ink supplementary mechanism--the influence of black rumble to a great extent except that himself physicochemical characteristic.Usually, the printing ink that carries of black rumble was finished perfusion before the ribbon cartridge assembling.The China ink rumble in printing ink distribution and contain the readability that black accuracy of measurement directly has influence on printing writing.With the black rumble that contains China ink amount 10g is example, requires black rumble to contain China ink amount error ± 5% usually, that is ± 0.5g in, printing ink should be even in the distribution of black rumble inside.

It is to adopt manual operations that the black rumble of blank sponge is soaked in the printing ink pond that known black rumble is irritated black mode, the unnecessary printing ink of filtering then, unnecessary printing ink of manual adjustment and shortcoming behind the projection electronic weighing.This mode of operation operation is numerous and diverse, printing ink purity susceptible to, and in the black rumble printing ink distribution and contain black accuracy of measurement and be easy to bad student's deviation so that influence the productive rate of qualified black rumble.The time of adopting manual mode to finish the black process consumption of adding of a black rumble of blank needs the many clocks of half point approximately.

The utility model content

The utility model purpose provides ink roll for ribbon cartridge and irritates device for ink, and this device can realize that the black rumble printing ink that produces is evenly distributed, and contains black accuracy of measurement height, produces consuming timely to shorten greatly than existing manual mode.

According to above-mentioned purpose, the utility model has designed the ink roll for ribbon cartridge of following structure and has irritated device for ink.It comprises contains China ink cup, refilling pump.The refilling pump intermittently injects quantitative printing ink to be contained in the China ink cup.In addition, this filling device for ink also comprises the pressure reel head.This pressure reel head connects with driving mechanism, and can be pressed into and withdraw from aforementioned action of containing the China ink cup under this driving mechanism effect repeatedly.

Usually, aforementioned ink roll for ribbon cartridge is irritated device for ink, and its refilling pump adopts the electronics measuring pump.

Preferably, aforementioned ink roll for ribbon cartridge is irritated device for ink, also comprises heater.The heat that this heater produces is transported to be injected in the printing ink of containing before black glass.

Comparatively speaking, aforementioned ink roll for ribbon cartridge is irritated device for ink, and it is good that its driving mechanism adopts first cylinder.And being provided with in containing the China ink cup can be along the cup end of containing the China ink cup to the reciprocating piston that is promoted by spring of the rim of a cup direction of containing the China ink cup.

Certainly, aforementioned ink roll for ribbon cartridge is irritated device for ink, and it is pulse electromagnetic drive-type stepper motor that its driving mechanism also can adopt.And being provided with in containing the China ink cup can be along the cup end of containing the China ink cup to the reciprocating piston that is promoted by spring of the rim of a cup direction of containing the China ink cup.

According to qualifications, aforementioned ink roll for ribbon cartridge is irritated device for ink, also comprises residual black catch tray.This residual black catch tray is placed in contains China ink cup bottom.

Preferably, aforementioned ink roll for ribbon cartridge is irritated device for ink, and its heater is the temperature control type heater.

Optimally, aforementioned ink roll for ribbon cartridge is irritated device for ink, and its quantity of containing the China ink cup is four, and the quantity of pressure reel head is four accordingly, and the refilling pump has four and adds black mouth.

Better, aforementioned ink roll for ribbon cartridge is irritated device for ink, and the area of the ink receiving port of its residual black catch tray is greater than the corresponding projected area of containing the China ink cup.

At last, aforementioned ink roll for ribbon cartridge is irritated device for ink, and its quantity of containing the China ink cup is two groups, four every group.The quantity of pressure reel head is two groups, four every group.The quantity of piston is two groups, four every group.The refilling pump has four and adds black mouth.Two groups contain the China ink cup all simultaneously cloth be put on the cup by second air cylinder driven.Second cylinder can promote cup to be made and contains one of China ink cup group and enter into acceptance and add the position that black mouth discharges printing ink from the refilling pump, makes two groups of two groups of entering into the pressure reel head containing China ink cup can be pressed into and withdraw from two groups the positions of containing black cup simultaneously.Second cylinder also can promote cup to be made two groups of containing China ink cup enter into acceptance to discharge the position that adds black mouth printing ink from the refilling pump, makes simultaneously to contain one of China ink cup group and enter into one of pressure reel head group and can be pressed into and withdraw from and contain the position that one of China ink cup is organized.

Ink roll for ribbon cartridge of the present utility model is irritated device for ink, sets and weighing waits to inject the quantity of ink of containing the China ink cup the containing black precision and reach error and be not more than of black rumble ± 2% by the electronics measuring pump.Through production testing, as the actual measurement sample, it contains black trueness error in ± 0.2g with the specified black rumble that contains China ink amount 10g.In addition, this China ink rumble was irritated device for ink before printing ink being injected into Sheng China ink cup, the temperature that improves printing ink by heater in advance is to pre-constant temperature territory, make printing ink obtain stable k value with relative mobile uniformly, can obtain measuring accuracy accurately like this, and improve the infiltration efficient of printing ink in blank sponge.At last, this China ink rumble is irritated the pressure reel head of device for ink by being pressed into the action of containing the China ink cup, extruding is placed into through the blank black rumble in the China ink of the Sheng after the refilling cup and makes it produce blockage effect, simultaneously in the black rolling compression process of blank, part printing ink is inhaled in it, withdraw from the action of containing the China ink cup by the pressure reel head again, make the black rumble of contraction be expanded to reinstatement, further the residual ink of containing in the China ink cup is sucked in the black rumble.So, this China ink rumble is irritated device for ink and has been simplified production process greatly than the black mode of known filling, has improved production efficiency.Through producing actual measurement, the time of adopting a finished product China ink of this China ink rumble filling device for ink preparation rumble to consume is about 10～12 seconds.

The drawing explanation

Fig. 1 has the ribbon cartridge cross-sectional view now.

Fig. 2 the utility model ink roll for ribbon cartridge is irritated device for ink planar structure schematic diagram.

Fig. 3 the utility model ink roll for ribbon cartridge is irritated device for ink course of work schematic diagram one.

Fig. 4 a the utility model ink roll for ribbon cartridge is irritated device for ink course of work partial schematic diagram one.

Fig. 4 b the utility model ink roll for ribbon cartridge is irritated device for ink course of work partial schematic diagram two.

Fig. 4 c the utility model ink roll for ribbon cartridge is irritated device for ink course of work partial schematic diagram three.

Fig. 4 d the utility model ink roll for ribbon cartridge is irritated device for ink course of work partial schematic diagram four.

Fig. 4 e the utility model ink roll for ribbon cartridge is irritated device for ink course of work partial schematic diagram five.

The specific embodiment

Referring to Fig. 2, be the planar structure that the utility model ink roll for ribbon cartridge is irritated device for ink.

The composition member of this filling device for ink 50 comprises that Sheng China ink cup 51, electronics measuring pump add black mouth 52, pressure reel head 53, temperature control type heater 54, residual black catch tray 55, piston 56, first cylinder 57, second cylinder 58, spring 59, cup 60 and programmable logic controller (PLC) (programmable logic controller, be called for short PLC, not shown).These are formed, and member is all integrated to be assemblied on the same support 100.

Contain China ink cup 51 cylindrical cavities that have with black rumble 10 correspondences shown in Figure 1.China ink rumble 10 can its outer cylindrical wall be close to the form of containing China ink cup 51 cylinder wall and be put into and contain China ink cup 51, or contains certainly in the China ink cup 51 and be removed.Contain China ink cup 51 and be divided into first group 511 and second groups 512 again, every group all contains four independent cups that the identical and rim of a cup of its rim of a cup direction is positioned at same plane and distributes in neighbour's mode in twos.Contain 511 and second groups of rims of a cup of containing black cup 512 of China ink cup for first group and all point to vertical upward.Contain in each independent cup of China ink cup 51 and be provided with the promotion that is subjected to spring 59, can along corresponding to the cup end of containing China ink cup 51 to its rim of a cup direction pistons reciprocating 56.Contain 511 and second groups of Sheng China inks of China ink cup cup 512 for first group and all be located at same cup 60 tops by its glass base fabric.Cup 60 connects with second cylinder 58.Under second cylinder 58 promoted, cup 60 can be made the linear reciprocal movement of horizontal direction.

Residual black catch tray 55 is placed in the below of cup 60, the area of its ink receiving port is greater than containing the projected area of China ink cup 51 on corresponding perspective plane, definite, the area of its ink receiving port has covered first group and has contained 511 and second groups of Sheng China inks of China ink cup cup 512 in the interval formed projected area of linear reciprocal movement.Therefore, contain 511 and second groups in China ink cup for first group and contain China ink cup 512, and first group is contained 511 and second groups in China ink cup and contain the printing ink spill and leakage that China ink cup 512 produces in the scope in one's power in the linear reciprocal movement interval and can be collected by residual black catch tray 55.

Electronics measuring pump (not shown) can realize extracting the effect that printing ink is also measured simultaneously from outside storage ink container, and it has and adds black mouth 52.The quantity that present embodiment electronics measuring pump adds black mouth 52 is independently four each other, and their distribution mode is corresponding to the laying state of containing China ink cup 51.Each electronics measuring pump adds black mouth 52 and all can inject quantitative printing ink in the Sheng China ink cup 51 of a correspondence in intermittent mode independently.Add the temperature control type heater 54 that corresponding temperature controllable is set on the pipeline that black mouth 52 transports printing ink at the electronics measuring pump.This temperature control type heater 54 can add printing ink that black mouth 52 transports to the electronics measuring pump and be heated to predetermined temperature before containing China ink cup 51 injecting.

Pressure reel head 53 has the disk of its shape with the cylindrical cavity correspondence of containing China ink cup 51, and the diameter of this disk is less than the cylindrical cavity of containing China ink cup 51.Pressure reel head 53 tops of containing China ink cup 51 that place being shot.Pressure reel head 53 is divided into first group 531 and second groups 532 again, and every group all contains its distribution mode with first group of four independent pressure head containing 511 or second groups of Sheng China inks of China ink cup cup, 512 correspondences.First group of pressure reel head 531 all is connected respectively with two first cylinders 57 corresponding with it with second group of pressure reel head 532.Under the effect of first cylinder 57 of correspondence, first group of pressure reel head 531 and second group of pressure reel head 532 can repeat to be pressed into respectively first group independently and contain 511 and second groups of Sheng China inks of China ink cup cup 512, and withdraw from first group respectively and contain China ink glass 511 and second groups of actions of containing China ink cup 512.

Above-mentioned temperature control type heater 54 adds printing ink that black mouth 52 transports to the electronics measuring pump and is injecting the process that is heated to predetermined temperature before containing China ink cup 51, first cylinder 57 alternately is pressed into first group of process of containing 511 and second groups of Sheng China inks of China ink cup cup 512 to first group of pressure reel head 531 and second group of pressure reel head 532 respectively, and second cylinder 58 promote the process that cups 60 are made linear reciprocal movement, can control realization by programmable logic controller (PLC) PLC.

Referring to Fig. 3,4a～e, be operating process to black rumble 10 perfuse inks shown in Figure 1.

At first, see Fig. 3,4a, trample the gauge tap 61 of programmable logic controller (PLC) PLC, start black rumble and irritate device for ink 50.At this state, second cylinder 58 promotes cup 60 and moves, and second group of Sheng China ink cup 512 is entered aim at the position that the electronics measuring pump adds black mouth 52 release printing ink.Immediately, programmable logic controller (PLC) PLC control temperature control type heater 54 the electronics measuring pump is added black mouth 52 weighings and the printing ink that transports inject second group be heated to predetermined temperature before containing China ink cup 512 after, identical quantitative printing ink 62 is flowed into respectively in second group of four independent cup containing China ink glasss 512.

Afterwards, four black rumbles 10 shown in Figure 1 are put into four independent cups containing China ink cup 512 to second group one by one, referring to Fig. 4 a.Trample the gauge tap 61 of programmable logic controller (PLC) PLC once more, programmable logic controller (PLC) PLC controls second cylinder 58 and promotes cup 60 motions, makes second group of Sheng China ink cup 512 enter the position of aiming at second group of pressure reel head 532, referring to Fig. 4 b.Immediately, programmable logic controller (PLC) PLC further control first cylinder 57 four pressure heads driving second group of pressure reel head 532 press down synchronously and enter second group and contain in the China ink cup 512, referring to Fig. 4 c, d.After several seconds, four pressure heads of second group of pressure reel head 532 rise synchronously and withdraw from second group of Sheng China ink cup 512, referring to Fig. 4 e.After this, programmable logic controller (PLC) PLC promotes four black rumbles 10 that pistons 56 finish refilling by spring 59 and is pushed out to second group simultaneously and contains China ink cup 512 and get outsidely, obtains black rumble finished product.

Promote cup 60 at second cylinder 58 and move, when making second group of Sheng China ink cup 512 enter the position of aiming at second group of pressure reel head 532, first group of black cup 511 of Sheng also is synchronized with the movement with cup 60 and adds the position that black mouth 52 discharges printing ink to aiming at the electronics measuring pump.Subsequently, follow the intermittent exercise of cup 60 under second cylinder 58 drives, contain China ink cup 511 for first group and cooperate, under programmable logic controller (PLC) PLC control, finish printing ink perfusion black rumble 10 with first group of pressure reel head 531.

Claims

1. ink roll for ribbon cartridge is irritated device for ink, comprise and contain China ink cup, refilling pump, the refilling pump intermittently injects quantitative printing ink in the described Sheng China ink cup, it is characterized in that also comprising the pressure reel head, described pressure reel head connects and can be pressed into repeatedly and withdraw from the action of described Sheng China ink cup under described driving mechanism effect with driving mechanism.

2. ink roll for ribbon cartridge according to claim 1 is irritated device for ink, it is characterized in that described refilling pump is the electronics measuring pump.

3. ink roll for ribbon cartridge according to claim 1 and 2 is irritated device for ink, it is characterized in that also comprising heater, and the heat of described heater generation is transported to injects described the Sheng in the China ink cup described printing ink before.

4. ink roll for ribbon cartridge according to claim 3 is irritated device for ink, it is characterized in that described driving mechanism is first cylinder, being provided with in the described Sheng China ink cup can be along the described cup end of China ink cup of containing to the described reciprocating piston that is promoted by spring of rim of a cup direction of containing the China ink cup.

5. ink roll for ribbon cartridge according to claim 3 is irritated device for ink, it is characterized in that described driving mechanism is a pulse electromagnetic drive-type stepper motor, being provided with in the described Sheng China ink cup can be along the described cup end of China ink cup of containing to the described reciprocating piston that is promoted by spring of rim of a cup direction of containing the China ink cup.

6. ink roll for ribbon cartridge according to claim 4 is irritated device for ink, it is characterized in that also comprising residual black catch tray, and described residual black catch tray is placed in described Sheng China ink cup bottom.

7. ink roll for ribbon cartridge according to claim 6 is irritated device for ink, it is characterized in that described heater is the temperature control type heater.

8. ink roll for ribbon cartridge according to claim 7 is irritated device for ink, it is characterized in that described quantity of containing the China ink cup is four, and the quantity of described pressure reel head is four, and described refilling pump has four and adds black mouth.

9. ink roll for ribbon cartridge according to claim 8 is irritated device for ink, and the area of ink receiving port that it is characterized in that described residual black catch tray is greater than described corresponding projected area of containing the China ink cup.

10. ink roll for ribbon cartridge according to claim 7 is irritated device for ink, it is characterized in that described quantity of containing the China ink cup is two groups, every group four, the quantity of described pressure reel head is two groups, every group four, described refilling pump has four and adds black mouth, the quantity of described piston is two groups, every group four, described two groups contain the China ink cup all cloth be put on the cup by second air cylinder driven, described second cylinder can promote described cup makes described one of the China ink cup group of containing enter into acceptance and add position that black mouth discharges printing ink from described refilling pump and make described two groups of containing China ink cup enter into two groups of described pressure reel head simultaneously can be pressed into and to withdraw from described two groups positions of containing China ink cup, and described second cylinder also can promote described cup to be made described two groups of containing China ink cup enter into acceptance to add position that black mouth discharges printing ink from described refilling pump and make described one of the China ink cup group of containing enter into one of described pressure reel head group and can be pressed into and withdraw from described one of the black glass position of organizing of containing simultaneously.