CN100422865C - Color image forming apparatus, and toner container - Google Patents
Color image forming apparatus, and toner container Download PDFInfo
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- CN100422865C CN100422865C CNB200510108835XA CN200510108835A CN100422865C CN 100422865 C CN100422865 C CN 100422865C CN B200510108835X A CNB200510108835X A CN B200510108835XA CN 200510108835 A CN200510108835 A CN 200510108835A CN 100422865 C CN100422865 C CN 100422865C
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Abstract
The invention discloses an image forming device which is provided with a plurality of photoreceptors, a transfer printing device, a plurality of toner storing containers, a plurality of developing devices and a setting part, wherein the transfer printing device superimposes the images formed on the photoreceptors in turn and transfers the images to a transfer printing belt; moreover, the transfer printing surface of the transfer printing belt is obliquely arranged relative to a body; the toner storing containers respectively stores toner and are detachable relative to the body; the developing devices which are arranged along the transfer printing belt are supplied with the toner stored inside the toner storing containers to form visual images on the photoreceptors; the setting part is detachably provided with the toner storing containers; moreover, the setting part adopts the following structure: among all toner storing containers which are arranged on the setting part, the lower part of a toner storing container which stores the toner conveyed to a developing device arranged at bottom is lower than other toner storing containers.
Description
The application is one and divides an application that the application number of corresponding female case is 01122467.3, and the applying date is July 11 calendar year 2001, and denomination of invention is " coloured image forms device and ink powder holding container ", and the application people is a Ricoh Co., Ltd.
Technical field
The present invention relates to coloured image forms device and is used for the ink powder holding container that this coloured image forms device.
Background technology
The coloured image formation method that coloured image forms device can be divided into four kinds of transfer drum modes, intermediate transfer mode, " Image on Image " mode, tandem moor.So-called " transfer drum mode " is meant transfer paper is wound on the transfer drum surface that is made of thin dielectric film, with the photoreceptor subtend, for yellow (Y), pinkish red (M), blue or green (C), black (Bk) formation electrostatic latent image of all kinds, development, transfer printing then, above-mentioned repeatedly electrophotographic processes, the order with China ink of all kinds as superimposed on transfer paper, obtain full-color image.So-called " intermediate transfer mode " is meant and uses drum or the band that is called the intermediate transfer body, replace the transfer paper in the above-mentioned transfer drum mode, order transfer printing black picture of all kinds on above-mentioned intermediate transfer body forms full color China ink picture, with its once again transfer printing on transfer paper.So-called " Image on Image " mode is meant on photoreceptor directly for yellow (Y), pinkish red (M), blue or green (C), black (Bk) formation electrostatic latent image of all kinds, develops then, transfer printing, and above-mentioned repeatedly electrophotographic processes, last transfer printing is on transfer paper.So-called " tandem moor " is meant that image is formed the China ink that assembly forms to be combined on the single transfer paper that is transported by transfer belt as order stack, carries out transfer printing, forms full color China ink picture on transfer paper.
Use the image processing system of above-mentioned each mode,, be provided for ink powder reservoir such as developer bottle, powder box, ink powder jar in its vicinity to developer supply ink powder no matter which kind of mode all is provided with 3 looks or 4 looks (yellow, pinkish red, blue or green, black) developing apparatus.In addition, it is more than other look ink powder to require to store the tusche powder in the ink powder reservoir sometimes, and the stored tusche powder of in fact many apparatus structures is than the ink powder of other look more.
But, form at above-mentioned coloured image near the developing apparatus of device, it is difficult guaranteeing to dispose as the space by the ink powder reservoir of four developer bottles etc., and, in order to make the user can change developer bottle etc., need and can carry out simply from the device front face side.As a result, although the consumption of powdered black ink is more than other look ink powder, can not deep stock, and cause that device body maximizes.
Summary of the invention
The present invention puts forward in view of the existing problem of above-mentioned prior art, the objective of the invention is to, provide ink powder holding container to change the simple and coloured image that can the restraining device body maximize of operation and form device and be used for the ink powder holding container that this coloured image forms device.
To achieve these goals,, provide a kind of image processing system, be provided with according to one aspect of the invention:
Some photoreceptors;
Transfer device will be formed on the superimposed transfer printing of image sequence on described some photoreceptors on transfer belt, the relative body tilted configuration of the transfer surface of this transfer belt;
Some ink powder holding containers are taken in ink powder respectively, body loading and unloading relatively;
Some developing apparatuss, along described transfer belt configuration, the powdered ink feed that is accommodated in described some ink powder holding containers arrives described some developing apparatuss, but forms video on described some photoreceptors;
Portion is set, described some ink powder holding containers releasably are set;
Wherein, the described portion of setting is set to, it is described when portion is set when described some ink powder holding containers are set to, among described some ink powder holding containers, be used to take in be transported to and be configured in that the lower height position of the ink powder holding container of the ink powder of the developing apparatus of below is in the position lower than other ink powder holding container.
Preferably, described be used to take in be transported to be configured in the ink powder holding container of the ink powder of the developing apparatus of below to take in the ink powder capacity than other ink powder holding container big.
According to a further aspect of the invention, provide a kind of image processing system, be provided with:
Some photoreceptors;
Transfer device will be formed on the superimposed transfer printing of image sequence on described some photoreceptors on transfer belt;
Some ink powder holding containers are taken in ink powder respectively;
Some developing apparatuss, along described transfer belt configuration, the powdered ink feed that is accommodated in described some ink powder holding containers arrives described some developing apparatuss, but forms video on described some photoreceptors;
Portion is set, described some ink powder holding containers releasably are set;
Wherein, the described portion of setting is set to, described when portion is set when described some ink powder holding containers are set to, among described some ink powder holding containers, the lower height position that is configured in the ink powder holding container of device front side is in the position lower than other ink powder holding container.
Preferably, to take in the ink powder capacity than other ink powder holding container big for the described ink powder holding container that is configured in the device front side.
Preferably, the above-mentioned portion of setting is set to, and the upper height position of above-mentioned some ink powder holding containers is in same position.
According to a further aspect of the present invention, provide a kind of ink powder holding container, be used to take in ink powder,,, be arranged in the ink powder conveyer, transported described ink powder, it is characterized in that with several ordered states with other ink powder holding container:
It is big that described ink powder holding container is taken in the ink powder capacity than described other ink powder holding container;
When described ink powder holding container being set to described ink powder conveyer, the upper height position of described ink powder holding container is set to the position identical with other ink powder holding container, and the lower height position of described ink powder holding container is set to the position lower than other ink powder holding container.
According to a further aspect of the invention, provide a kind of ink powder holding container, be used to take in ink powder,,, be arranged in the ink powder conveyer, transported described ink powder, it is characterized in that with several ordered states with other ink powder holding container:
It is little that described ink powder holding container is taken in the ink powder capacity than described other ink powder holding container;
When described ink powder holding container being set to described ink powder conveyer, the upper height position of described ink powder holding container is set to and the identical position of other ink powder holding container that is set to the ink powder conveyer, and the lower height position of described ink powder holding container is set to the position higher than other ink powder holding container.
The present invention proposes a kind of coloured image and forms device, be provided with the portion of setting, some not ink powder holding containers of homochromy ink powder of taking in respectively are set individually, it is characterized in that: be provided with in the above-mentioned portion of setting and received the parts of being received of above-mentioned ink powder holding container, be inserted into this part of being received the above-mentioned ink powder holding container in the parts and received parts from this and expose.
Form device according to coloured image of the present invention, its feature also is, it is open to be received the top of parts, and above-mentioned ink powder holding container can be extracted or insert by the above-mentioned relatively parts of being received from the top, and the top part of above-mentioned ink powder holding container is exposed from the above-mentioned parts of being received.
Form device according to coloured image of the present invention, its feature also is, is set at the above-mentioned above-mentioned ink powder holding container that portion the is set shape that is arranged in a straight line.
Form device according to coloured image of the present invention, its feature also is, comprise the transfer belt of transporting the transfer printing material and along some image-forming assemblies of this transfer belt configuration, the orientation that is set at the above-mentioned above-mentioned ink powder holding container that portion is set for the direction of this transfer belt moving direction approximate vertical.
Form device according to coloured image of the present invention, its feature is that also above-mentioned transfer belt moving direction is the Width of device body, the side direction inward that to be set at the above-mentioned orientation that the above-mentioned ink powder holding container of portion is set be device body.
Form device according to coloured image of the present invention, its feature also is, is set at the above-mentioned above-mentioned ink powder holding container that portion is set and roughly arranges along said apparatus body top one lateral margin.
Form device according to coloured image of the present invention, its feature also is, above-mentioned received parts along the length of the direction of insertion of above-mentioned ink powder holding container according to the length of this ink powder holding container and difference.
Form device according to coloured image of the present invention, its feature also is, the top height degree that is inserted into the above-mentioned above-mentioned ink powder holding container of being received parts is identical.
Form device according to coloured image of the present invention, its feature also is, in the above-mentioned portion that is provided with, the ink powder holding container of ink powder holding amount maximum is set at close operating personnel's the side of the about direction in edge in device body front.
Form device according to coloured image of the present invention, its feature also is, in the above-mentioned portion that is provided with, the ink powder holding container that direction of insertion length is the longest is set at close operating personnel's the side of the about direction in edge in device body front.
Form device according to coloured image of the present invention, its feature also is, in the above-mentioned portion that is provided with, the high ink powder holding container of exchange frequency is set at close operating personnel's the side of the about direction in edge in device body front.
Form device according to coloured image of the present invention, its feature also is, in the above-mentioned portion that is provided with, the ink powder holding container of taking in powdered black ink is set at close operating personnel's the side of the about direction in edge in device body front.
Form device according to coloured image of the present invention, its feature also is, the oblique configuration of above-mentioned transfer belt, and one is distolateral different with another distolateral height, and the above-mentioned portion of setting is located at the top that the transfer belt height is the end of lower side.
Form device according to coloured image of the present invention, its feature also is, is set at being provided with outside the width regions that the position is in above-mentioned transfer belt of ink powder holding container of close operating personnel one side of the about direction in edge in device body front.
Form device according to coloured image of the present invention, its feature also is, and is above-mentioned irrelevant with putting in order of the relative above-mentioned transfer belt of image-forming assembly putting in order of the ink powder holding container that portion is set.
Form device according to coloured image of the present invention, its feature also is, is provided with lid to be opened/closed on device body, is used to cover above-mentioned from being received the part of the ink powder holding container that parts expose.
To achieve these goals, the present invention proposes a kind of ink powder holding container that the described coloured image of the invention described above forms device that is used for, it is characterized in that, be set at ink powder holding container housing longer than other ink powder holding container housing of close operating personnel one side of the about direction in edge in device body front along installation direction length.
According to ink powder holding container of the present invention, its feature also is, the ink powder holding container housing width of close operating personnel one side of the about direction in edge that is set at the device body front is shorter than other ink powder holding container housing width.
The following describes effect of the present invention.
Form device according to coloured image of the present invention, because the ink powder holding container part that is set up exposed from receiving parts, so, the operation that has improved the loading and unloading ink powder holding containers.
Form device according to coloured image of the present invention, owing to can carry out the operation of loading and unloading ink powder holding container from the top, so, improved the operability of loading and unloading ink powder holding containers.
Form device according to coloured image of the present invention, the shape because the ink powder holding container that is set up is arranged in a straight line is so the space that is provided with that portion is set is suppressed to Min..
Form device according to coloured image of the present invention, because the orientation and the transfer belt moving direction approximate vertical of ink powder holding container, so, the space that is provided with of in confined spaces, easily guaranteeing the portion that is provided with.
Form device according to coloured image of the present invention, roughly arrange along said apparatus body top one lateral margin owing to be set at the above-mentioned above-mentioned ink powder holding container that portion is set, so, the operation that has improved the loading and unloading ink powder holding containers.
Form device according to coloured image of the present invention, even ink powder holding container is along the length difference of direction of insertion, but because it is identical to be received the top height degree of above-mentioned ink powder holding container of parts, so, be easy to the situation that is provided with by naked eyes identification ink powder holding container.
Heavy Weight, ink powder holding container that the amount of taking in is many forms device according to coloured image of the present invention, even also can be changed operation at an easy rate.
The long ink powder holding container of direction of insertion length forms device according to coloured image of the present invention, even also can be changed operation at an easy rate.
Form device according to coloured image of the present invention, also can exchange the replacing operation of the high ink powder holding container of taking in powdered black ink of frequency at an easy rate.
Form device according to coloured image of the present invention,, utilize this space conduct that portion is set because the oblique configuration of transfer belt forms wasted space, so, space utilization efficient in the device body improved, the implement device miniaturization.
Form device according to coloured image of the present invention, guarantee the portion that is provided with of the ink powder holding container that direction of insertion length is long easily.
Form device according to coloured image of the present invention, owing to putting in order and the transfer printing sequence independence of ink powder holding container, so, improved the design freedom of the portion that is provided with.
Form device according to coloured image of the present invention,,, and can also reduce and unconsciously take off ink powder holding container so it is attractive in appearance not damage device owing to cover the portion of setting with lid.
According to ink powder holding container of the present invention, ink powder holding container housing longer than other ink powder holding container housing along installation direction length, the capacity of taking in increases, and ink powder holding container housing width is lacked than other ink powder holding container housing width, can prevent to cause because of container is overweight the operation deterioration.
Description of drawings
Fig. 1 is that the coloured image that the present invention relates to forms the whole skeleton diagram that constitutes of device;
Fig. 2 is the oblique view of ink powder holding container one example;
Fig. 3 is the cross-sectional illustration figure that the coloured image of Fig. 1 forms powdered ink feed apparatus one example in the device;
Fig. 4 is that the coloured image of Fig. 1 forms the oblique view that ink powder holding container in the device is provided with portion;
Fig. 5 is the oblique view of the ink powder holding container outward appearance that the present invention relates to;
Fig. 6 is the oblique view that is provided with the coloured image formation device appearance of scanner;
Fig. 7 is the cross-sectional illustration figure that the ink powder holding container that the present invention relates to is provided with portion.
Embodiment
With reference to the accompanying drawings, describe the embodiment of the invention in detail.
Fig. 1 is that the coloured image that the present invention relates to forms the whole skeleton diagram that constitutes of device, and shown in Figure 1 is skeleton diagram as the color laser printer of image processing system one example.This color laser printer is at the bottom of device body 1 configuration sheet feed section 2, is configured to picture portion 3 formations above it.At imaging portion 3 tilted configuration belt transfer devices, make the paper supply side following, paper discharging side is last.Above-mentioned belt transfer device comprises transfer belt 20 for no reason, this for no reason transfer belt 20 be erected on some belt wheels 22, be provided with four belt wheels 22 in the present embodiment.The limit is moved on top along transfer belt 20, from disposing four image-forming assembly 4M, 4C, 4Y, the 4Bk of magenta (M), cyan (C), yellow (Y), black (Bk) usefulness down in proper order side by side.
Fig. 2 is the oblique view of ink powder holding container one example, and it is an image-forming assembly 4C part enlarged drawing, in Fig. 1, in order to distinguish each image-forming assembly, adds M, C, Y, Bk respectively behind numeric character.
In Fig. 1 and Fig. 2, each image-forming assembly 4M, 4C, 4Y, 4Bk are provided with as the photoconductor drum 5 as the mounting body, and this photoconductor drum 5 is not had illustrated drive unit to drive towards revolution clockwise.Around photoconductor drum 5, be provided with charged roller 6 as charged mechanism, by optical writing device 8 by laser carry out light write section that light writes, as the developing apparatus 10 of developing mechanism, as the cleaning device 9 of cleaning mechanism.The double-component developing device that developing apparatus 10 is made up of ink powder and carrier, according to the amount of toner that is consumed by powdered ink feed apparatus supply ink powder described later.
Below, illustrate that with image-forming assembly 4M color printer shown in Figure 1 carries out the imaging action that full color is printed by magenta.
Driving does not have illustrated laser diode to make laser radiation on polygonal mirror 80, optical writing device 8 by cylindrical lens etc. with guides reflected light by on the charged photoconductor drum 5M of charged roller 6M, carry out the light image that the articles for use red ink powder develops and write.Be written in photoconductor drum 5M by above-mentioned light and go up the electrostatic latent image that forms according to the view data of sending here by main frames such as computing machines, but become the video of magenta ink powder by developing apparatus 10 these sub-images.And optical writing device 8 writes the reflected light of single polygonal mirror 80 on each photoconductor drum 5, and this occasion with optical writing device 8 tilted configuration, with transfer belt 20 almost parallels, is easy to make the optical path length that arrives each photoreceptor for certain.
On the other hand, supply with appointment paper as the transfer printing material from sheet feed section 2, supplied with paper temporarily in registration roller 23 standbies of the carriage direction upstream side of being located at transfer belt 20.Then, but use paper and above-mentioned video to be sent to synchronously on the transfer belt 20, move the transfer position of coming by this transfer belt with photoconductor drum 5M subtend.In the effect of the transfer roll 24 of the rear side of this transfer position by being configured in transfer belt 20, but with the video transfer printing of magenta ink powder on paper.
Identical with above-mentioned imaging action, but also form video on the surface of photoconductor drum 5 by each ink powder respectively at other image-forming assembly 4C, 4Y, 4Bk.Whenever transfer belt 20 transport come come each transfer position with paper the time, but these video order stack are imprinted on on the paper.Therefore, this color printer with full-color image with the roughly short equally superimposed transfer printing of time of monochrome image on paper.Separating with transfer belt 20 after the transfer printing, carry out photographic fixing by fixing device 30 with paper.Photographic fixing intact with paper usually the row of maintaining the original state outside machine, or the paper upset is arranged on row's paper disc 40 above being located at device body 1, the back side is mounting up.For printer, back side mounting up is in order to make printout by page number in-line arrangement row, to belong to a kind of necessary function usually.
As shown in Figure 2, the ink powder holding container of ink powder is taken in 100 expressions, be used for developing apparatus 10 with each image-forming assembly 4 of taking in powdered ink feed, this ink powder holding container 100 is so-called " inner bag type ", is made of than these ink powder bag 102 big outer containers 101 the deformable ink powder holding bag of taking in ink powder (following brief note is " an ink powder bag ") 102 and the rigidity of taking in this ink powder bag 102.This ink powder bag 102 uses resin system or flexible sheet made of paper such as the tygon of 80-200 μ m left and right thickness for example or nylon, be made with individual layer or several layers, be fixed with the interface portion 103 of ink powder supply unit on this ink powder bag 102, interface portion 103 is by by blowing the making such as resin that the spray method of forming etc. forms.Above-mentioned ink powder bag 102 is closed structure, is provided with self-closing valve 104 on the interface portion 103 of its bottom, and it is with elastic body for example, preferably be made with foam sponge etc.Self-closing valve 104 also can use the mechanical type shutter with the elastic force closure to constitute.In addition, the sheet surface of ink powder bag 102 or the back side impose vacuum aluminum-coated processing, to electrostatic prevention and damp proof very effective.
Above-mentioned outer container 101 has can suitable inner space of taking in ink powder bag 102, and its material is to have the resin of suitable rigidity or paper etc.Therefore, even ink powder bag 102 has flexibility, but because outer container 101 has suitable rigidity, so ink powder holding container 100 carries out container easily to be handled, keeping etc. are also very convenient.
Below, explanation will be accommodated in powdered ink feed each image-forming assembly 4M, the 4C among ink powder holding container 100M, 100C, 100Y, the 100Bk, the powdered ink feed apparatus of 4Y, 4Bk with reference to Fig. 3.
In Fig. 3, in above-mentioned developing apparatus 10 sides, be provided with the helicoidal pump of single shaft off-centre in its vicinity or integratedly, shown in the figure powder pump 110 of induction type.This powder pump 110 comprises that the material that has a rigidity with metal etc. becomes eccentric spiral helicine rotor 142, makes of elastic bodys such as rubber and form two spiral-shaped stators 143 and encase above-mentioned rotor stator and the support of being made by resin material etc. 144 of formation powder conveyance passage.Drive above-mentioned rotor 142 revolutions by gear 146 and driving shaft 145, gear 146 links into an integrated entity with driving shaft 145, and above-mentioned rotor 142 is connected by pin connector with driving shaft 145, and gear 146 is not connected with there being illustrated drive unit.Symbol 147 is electromagnetic clutchs, is used for being communicated with or cutting off above-mentioned driving, by these clutch coupling 147 control powder pumps 110 runnings.
The front end of above-mentioned support 144, the right-hand member that promptly illustrates support 144 are provided with ink powder suction portion 148, and this ink powder suction portion 148 is connected with connector 165 with ink powder on being located at aftermentioned nozzle 160 by ink powder transfer tube 149.This ink powder transfer tube 149 can be the flexible tubing of diameter 4-10mm for example, if use the good elastomeric material of anti-ink powder, for example poly-amino, nitrile, ethylene-propylene-diene rubber, silicon etc. are made then very effective, and flexible tubing is easy to descend left and right sides any direction to be configured up.
In the powdered ink feed apparatus that constitutes like this, can transfer with high solid-gas ratio continuous and quantitative as the helicoidal pump of the single shaft off-centre of powder pump 110, can obtain the correct ink powder feeding amount that is directly proportional with the winding number of rotor 142.So, by detected image concentration etc. if send the powdered ink feed instruction, then powder pump 110 actions, the ink powder of institute's required amount replenishes to developing apparatus 10.
On the other hand, the portion that is provided with that is located at image forming device body 1 200 conducts of mounting ink powder holding container 100 constitute with another assembly that developing apparatus 10 separates.This be provided with portion 200 be provided with accept ink powder holding container 100 received parts 201, the upright nozzle 160 of establishing the cross section that is inserted into ink powder bag 102 in for circle in this is received parts 201.Therefore, as described later, ink powder holding container 100 is arranged on the portion that is provided with 200 of image forming device body 1 from the top.To form the cross section on top be the tip member 161 of taper to the nozzle 160 of being located at the portion of setting 200 by integrally formed or fixed etc., is right after this tip member 161 and is provided with gas feed path 162 and ink powder feed path 163.Nozzle 160 inside become two-layer pipe, and ink powder feed path 163 toward the bending of figure left, is provided with the ink powder connector 165 that is connected with above-mentioned ink powder transfer tube 149 in nozzle 160 lower ends at its front end.In addition, gas feed path 162 toward the right-hand bending of figure, arrives gas connector 164 above ink powder feed path 163.
The present embodiment occasion, gas connector 164 is connected with air pump 151 as gas supply device by gas transfer tube 152.If these air pump 151 actions, gas is ejected in the ink powder holding container 100 by gas transfer tube 152, gas connector 164 and gas feed path 162 from this pump.The air that is ejected in the ink powder holding container 100 passes through layer of toner, Yi Bian stir ink powder, Yi Bian it is flowed.
Even each image-forming assembly 4M, 4C, 4Y, 4Bk separate setting with ink powder holding container 100M, 100C, 100Y, 100Bk, above-mentioned powdered ink feed apparatus is reliable supply ink powder also, will ink powder holding container 100M, 100C, 100Y, 100Bk the position that the position is taken at image-forming assembly 4M, 4C, 4Y, 4Bk is set, and can be arranged on any place.In addition, the framework of image processing systems such as printer almost is roughly the Nogata body, if the transfer belt 20 of inclination is set on this printer, the top of transfer belt 20 and bottom form the cross section and be roughly leg-of-mutton space.So above transfer belt 20 lower end side, promptly the top triangle space that installs body 1 is provided with the portion that is provided with 200 of ink powder holding container 100M, 100C, 100Y, 100Bk.
Constitute color printer like this by the triangle space that portion 200 is located at transfer belt 20 formation of tilted configuration will be set, can effectively utilize the space, highly significant the implement device miniaturization.In addition, owing to use flexible tubing, therefore, and can be regardless of the configuration sequence of image-forming assembly 4, be the transfer printing order, increased configuration design freedom at each ink powder holding container 100 that portion 200 is set.The present embodiment occasion in the lower triangle space, is provided with waste toner tank 93.
As shown in Figure 4, see device body from the front, portion's 200 right corner located in the above are set, and are the front from the Width of transfer belt 20, are arranged on this ink powder holding container 100M, 100C that one 200 is set, 100Y, 100Bk and are configured to linearity side by side along direction inward.Ink powder holding container 100M, the 100C, the 100Y that take in color toner all are that same size is identical shaped, but tusche powder accommodating container 100Bk and above-mentioned color toner accommodating container 100M, 100C, 100Y to take in capacity different, container dimensional difference certainly.The present embodiment occasion, as shown in Figure 5, the width W of the housing of color toner accommodating container 100M, 100C, 100Y and tusche powder accommodating container 100Bk housing is a same size, for example about 130mm, and the height H 2 of tusche powder accommodating container 100Bk housing approximately is 2 times of color toner accommodating container 100M, 100C, 100Y housing height H 1, for about 270mm.The thickness of shell T1 of color toner accommodating container 100M, 100C, 100Y is thicker than the thickness of shell T2 of tusche powder accommodating container 100Bk.This thickness setting can carry out the length of charge and discharge operations for user's one hand, and for example, the thickness of shell T1 of color toner accommodating container 100M, 100C, 100Y is about 90mm, and the thickness of shell T2 of tusche powder accommodating container 100Bk is about 60mm.Why the thickness of shell T2 of tusche powder accommodating container 100Bk is set at thickness of shell T1 than color toner accommodating container 100M, 100C, 100Y thin is because if the thickness of shell T2 of tusche powder accommodating container 100Bk is made as the same 90mm of being of thickness of shell T1 with color toner accommodating container 100M, 100C, 100Y, then the weight of tusche powder accommodating container 100Bk is quite heavy, makes troubles for the singlehanded charge and discharge operations of user.
Ink powder holding container 100M, the 100C that will constitute like this from the top, 100Y, 100Bk insert and are arranged on above-mentioned the setting the portion 200.Face direction arrangement inward in line on normal ink powder holding container 100M, the 100C that is provided with, 100Y, the 100Bk.Promptly because the height H 2 of tusche powder accommodating container 100Bk, is received the dark part of the degree of depth of parts 201 than height H 1 height of color toner accommodating container 100M, 100C, 100Y is the poor of above-mentioned height.See device body from the front, be arranged on above-mentioned ink powder holding container 100M, 100C, 100Y, the 100Bk that portion 200 is set and expose certain altitude.
According to such formation, normal ink powder holding container 100M, the 100C that is provided with, 100Y, 100Bk's is top highly consistent, if set and do not make nozzle 160 not insert in the container, then this container is more outstanding than other container, and the user just can not know by visual inspection and sets.The exposed portions serve of this ink powder holding container 100M, 100C, 100Y, 100Bk is covered by open-close lid 202, and the cross section from the crossing-above to the side of above-mentioned open-close lid 202 roughly becomes " く " word shape.The open-close lid 202 of present embodiment opens and closes by near the hinge (not diagram) that is located at the device body side, and device body unloads but also can be made as lid 202 relatively, or makes hinge position be located at the inboard to make it in the past towards the inboard revolution etc.In addition, also can not establish and cover 202 and ink powder holding container 100M, 100C, 100Y, 100Bk part are exposed.
Be arranged on ink powder holding container 100M, the 100C of the portion of setting 200, the set positions that is provided with of 100Y, 100Bk is loaded on forward side for taking in the maximum tusche powder accommodating container 100Bk of capacity.This tusche powder accommodating container 100Bk is longer than color toner accommodating container 100M, 100C, 100Y in installation direction length, loading and unloading operation relative difficult during replacing.Have, the consumption of tusche powder is more than color toner again, changes the most frequent.Like this, the powdered black ink accommodating container 100Bk that operation is the poorest is configured in the front side of the easiest operation, can improve operation, reduces the difficulty that the user changes the ink powder holding container operation.The position that is provided with of color toner accommodating container 100M, 100C, 100Y is arbitrarily, for example can make range averagingization according to the image-forming assembly position.
As mentioned above, be arranged on above-mentioned ink powder holding container 100M, the 100C in the portion 200, the top unanimity of 100Y, 100Bk of being provided with in order to make, the tusche powder accommodating container 100Bk of height H 2 be provided with the part become color toner accommodating container 100M, 100C, 100Y be provided with the part about 2 times of degree of depth.Therefore, as shown in Figure 1, the bottom of tusche powder accommodating container 100Bk arrives the position that optical writing device 8 is reached, and optical writing device 8 is positioned at the logical paper zone of transfer belt 20 width, and the front door of tusche powder accommodating container 100Bk is configured between itself and the logical paper zone.Therefore, the size of tusche powder accommodating container 100Bk is not subjected to 3 restrictions such as grade of imaging portion, can be set at suitable size.
Color printer also has scanner section is configured in body top, and has copy function and facsimile function.In this color printer, as shown in Figure 6, can adopt the structure of configuration scanner 300.Have suitable space on device body 1, the row's of setting paper disc 40, this scanner 300 can be realized row's paper in the body, and paper is arranged on row's paper disc 40.At this moment, because the top of above-mentioned ink powder holding container 100M, 100C, 100Y, 100Bk is arranged on the portion of setting 200, above-mentioned scanner 300 probably can harm the operation that is provided with of ink powder holding container 100M, 100C, 100Y, 100Bk.Especially make troubles for the loading and unloading that the long tusche powder accommodating container 100Bk of direction is set.
But, in the present embodiment, as mentioned above,, portion 200 is set is located at the upper right corner from the device body front.As shown in Figure 7, make the oblique opening of insertion portion of ink powder holding container 100M, 100C, 100Y, 100Bk.Therefore, can portion 200 be set, and take out in the direction from the upper right side with ink powder holding container 100M, 100C, 100Y, 100Bk insertion.
By said structure, can not bring yet and hinder the loading and unloading of ink powder holding container 100M, 100C, 100Y, 100Bk even scanner 300 is set.
Certainly, the present invention is not limited to the foregoing description, can do all changes in the technology of the present invention thought range, and they all belong to protection scope of the present invention.
For example, the foregoing description is the color printer of tandem moor, and still, the present invention also is applicable to transfer drum mode, intermediate transfer mode, " Image on Image " mode certainly.In addition, scanner is bearing on the device body in the printer shown in Figure 6, and still, this scanner also can be bearing on other platform that is not device body.
Claims (7)
1. image processing system is provided with:
Some photoreceptors;
Transfer device will be formed on the superimposed transfer printing of image sequence on described some photoreceptors on transfer belt, the relative body tilted configuration of the transfer surface of this transfer belt;
Some ink powder holding containers are taken in ink powder respectively, body loading and unloading relatively;
Some developing apparatuss, along described transfer belt configuration, the powdered ink feed that is accommodated in described some ink powder holding containers arrives described some developing apparatuss, but forms video on described some photoreceptors;
Portion is set, described some ink powder holding containers releasably are set;
Wherein, the described portion of setting is set to, it is described when portion is set when described some ink powder holding containers are set to, among described some ink powder holding containers, be used to take in be transported to and be configured in that the lower height position of the ink powder holding container of the ink powder of the developing apparatus of below is in the position lower than other ink powder holding container.
2. according to the image processing system described in the claim 1, it is characterized in that, described be used to take in be transported to be configured in the ink powder holding container of the ink powder of the developing apparatus of below to take in the ink powder capacity than other ink powder holding container big.
3. image processing system is provided with:
Some photoreceptors;
Transfer device will be formed on the superimposed transfer printing of image sequence on described some photoreceptors on transfer belt;
Some ink powder holding containers are taken in ink powder respectively;
Some developing apparatuss, along described transfer belt configuration, the powdered ink feed that is accommodated in described some ink powder holding containers arrives described some developing apparatuss, but forms video on described some photoreceptors;
Portion is set, described some ink powder holding containers releasably are set;
Wherein, the described portion of setting is set to, described when portion is set when described some ink powder holding containers are set to, among described some ink powder holding containers, the lower height position that is configured in the ink powder holding container of device front side is in the position lower than other ink powder holding container.
4. according to the image processing system described in the claim 3, it is characterized in that it is big that the described ink powder holding container that is configured in the device front side is taken in the ink powder capacity than other ink powder holding container.
5. according to any described image processing system among the claim 1-4, it is characterized in that the above-mentioned portion of setting is set to, the upper height position of above-mentioned some ink powder holding containers is in same position.
6. an ink powder holding container is used to take in ink powder, with other ink powder holding container, with several ordered states, is arranged in the ink powder conveyer, transports described ink powder, it is characterized in that:
It is big that described ink powder holding container is taken in the ink powder capacity than described other ink powder holding container;
When described ink powder holding container being set to described ink powder conveyer, the upper height position of described ink powder holding container is set to the position identical with other ink powder holding container, and the lower height position of described ink powder holding container is set to the position lower than other ink powder holding container.
7. an ink powder holding container is used to take in ink powder, with other ink powder holding container, with several ordered states, is arranged in the ink powder conveyer, transports described ink powder, it is characterized in that:
It is little that described ink powder holding container is taken in the ink powder capacity than described other ink powder holding container;
When described ink powder holding container being set to described ink powder conveyer, the upper height position of described ink powder holding container is set to and the identical position of other ink powder holding container that is set to the ink powder conveyer, and the lower height position of described ink powder holding container is set to the position higher than other ink powder holding container.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000220871 | 2000-07-21 | ||
| JP220871/00 | 2000-07-21 | ||
| JP220872/00 | 2000-07-21 | ||
| JP141631/01 | 2001-05-11 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011224673A Division CN1229696C (en) | 2000-07-21 | 2001-07-11 | Color picture forming device and ink powder holding container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1746785A CN1746785A (en) | 2006-03-15 |
| CN100422865C true CN100422865C (en) | 2008-10-01 |
Family
ID=36166359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200510108835XA Expired - Fee Related CN100422865C (en) | 2000-07-21 | 2001-07-11 | Color image forming apparatus, and toner container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100422865C (en) |
Citations (5)
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|---|---|---|---|---|
| CN1116734A (en) * | 1994-03-08 | 1996-02-14 | 佳能株式会社 | Toner cartridge, process cartridge and electrophot ographic image forming apparatus |
| JPH08211715A (en) * | 1995-02-06 | 1996-08-20 | Konica Corp | Color image forming device |
| JPH0950174A (en) * | 1995-08-07 | 1997-02-18 | Hitachi Ltd | Color electrophotographic device |
| CN1207512A (en) * | 1997-07-31 | 1999-02-10 | 三星电子株式会社 | Toner supplying device for imaging system |
| CN1259690A (en) * | 1998-12-22 | 2000-07-12 | 株式会社理光 | Toner container, imaging method and device with same |
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2001
- 2001-07-11 CN CNB200510108835XA patent/CN100422865C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116734A (en) * | 1994-03-08 | 1996-02-14 | 佳能株式会社 | Toner cartridge, process cartridge and electrophot ographic image forming apparatus |
| JPH08211715A (en) * | 1995-02-06 | 1996-08-20 | Konica Corp | Color image forming device |
| JPH0950174A (en) * | 1995-08-07 | 1997-02-18 | Hitachi Ltd | Color electrophotographic device |
| CN1207512A (en) * | 1997-07-31 | 1999-02-10 | 三星电子株式会社 | Toner supplying device for imaging system |
| CN1259690A (en) * | 1998-12-22 | 2000-07-12 | 株式会社理光 | Toner container, imaging method and device with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1746785A (en) | 2006-03-15 |
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