CN100399210C - Process cartridge remanufacturing method - Google Patents
Process cartridge remanufacturing method Download PDFInfo
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- CN100399210C CN100399210C CNB2005100643933A CN200510064393A CN100399210C CN 100399210 C CN100399210 C CN 100399210C CN B2005100643933 A CNB2005100643933 A CN B2005100643933A CN 200510064393 A CN200510064393 A CN 200510064393A CN 100399210 C CN100399210 C CN 100399210C
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Abstract
The present invention provides a process cartridge remanufacturing method including: detaching, at one longitudinal end of a process cartridge, a first cover member from a drum frame and a developing frame; detaching, at the other longitudinal end, a second cover member from the drum frame and the developing frame; detaching a drum supporting member from the drum frame; separating the developing frame and the drum frame; detaching a developing roller from the developing frame; filling a developer containing portion with the developer from a developer supply port provided on the developing frame; mounting a developing roller to a developing frame; mounting, at the one end, a photosensitive drum to a drum frame; securing the drum frame and the developing frame in position at the one end by a first cover member; securing the drum frame and the developing frame in position at the other end by a second cover member; temporarily mounting a drum supporting member to support the photosensitive drum at the other end; and mounting the drum supporting member and the second cover member to the drum frame by mounting a fixation member to a mounting hole provided in the second cover member by using the screw.
Description
Technical field
The present invention relates to form with respect to electrophotographic image the method for reproducing of the Flame Image Process box of apparatus main body loading and unloading.
Background technology
In the past, using electrophotographic image to form in the image processing system of handling (electrophotographic image forming apparatus), adopting Electrophtography photosensor drum (drum of electrophotographic photosensitive member) and act on that processor on the Electrophtography photosensor drum is formed one and case assemblyization and make this case assembly can form the Flame Image Process box mode of apparatus main body loading and unloading with respect to electrophotographic image.
According to this Flame Image Process box mode, owing to just can carry out the maintenance of device by user self without the maintenance personal, so can significantly improve operability.
In addition, Flame Image Process box mode is to use developer to form the mode of image on recording medium.Therefore, form, consumed developer, and when developer was depleted to the degree that can not form image, the Flame Image Process box had just been lost commodity value along with carrying out image repeatedly.
In the past, in order to produce the Flame Image Process box that has by the framework joint portion of resin-bonded again, be after having cut off resin-bonded portion, framework is combined in again (with reference to the US-2002-0159788) that produces again on the junction surface by clipping liner.
Summary of the invention
The present invention further develops above-mentioned prior art and forms.
The objective of the invention is to, the method for reproducing of easy Flame Image Process box is provided.
Another object of the present invention is, a kind of method of reproducing of Flame Image Process box is provided, when developer exhaustion after the degree of the image that can not form the satisfied quality of user, the renovation process of this Flame Image Process box can make the Flame Image Process box commercialization again of having lost commodity value.
In addition, another object of the present invention is, a kind of method of reproducing of Flame Image Process box is provided, this Flame Image Process box is to form the Flame Image Process box that device (electrophotographic image forming apparatus) can load and unload with respect to electrophotographic image, and it comprises: the drum frame of Electrophtography photosensor drum (drum of electrophotographic photosensitivemember), the above-mentioned Electrophtography photosensor drum of supporting; Be developed in the developer roll that above-mentioned Electrophtography photosensor drum is gone up the electrostatic latent image that forms with developer; Developing frame developing frame (developing frame), that have the developer receptacle portion of taking in above-mentioned developer as the above-mentioned developer roll of supporting; First cover of above-mentioned developing frame of positioning and fixing and above-mentioned drum frame on the length direction one of above-mentioned drum frame is distolateral; At the length direction above-mentioned developing frame of another distolateral positioning and fixing of above-mentioned drum frame and second cover of above-mentioned drum frame; Be used for the bulging support unit of the above-mentioned Electrophtography photosensor of above-mentioned drum frame upper support drum, on the length direction one of above-mentioned drum frame is distolateral, be fixed on the bulging support unit on the Screw hole that is arranged on the above-mentioned drum frame with Screw, by in the resin-bonded portion that is arranged on above-mentioned drum frame and above-mentioned developing frame and above-mentioned second cover, injecting molten resin, above-mentioned drum frame and above-mentioned developing frame are bonded on above-mentioned second cover, in the method for reproducing of above-mentioned Flame Image Process box, have:
(a) distolateral at the length direction of above-mentioned Flame Image Process box unloads the first cover operation that unloads of above-mentioned first cover from above-mentioned drum frame and above-mentioned developing frame;
(b) on another of the length direction of above-mentioned Flame Image Process box is distolateral, unload the second cover operation that unloads of above-mentioned second cover from above-mentioned drum frame and above-mentioned developing frame;
(c) unload the bulging support unit operation of unloading of above-mentioned bulging support unit from above-mentioned drum frame;
(d) the split-frame operation of above-mentioned developing frame of separation and above-mentioned drum frame;
(e) unload the developer roll operation from what above-mentioned developing frame unloaded above-mentioned developer roll;
(f) from recharging the developer operation to what developer was filled by above-mentioned developer receptacle portion by the developer replenishing mouth that is arranged on the above-mentioned developing frame that unloads from above-mentioned developing frame that above-mentioned developer roll exposes;
(g) developer roll is installed in fixedly developer roll operation on the developing frame;
(h) above-mentioned length direction one distolateral on, the Electrophtography photosensor drum is installed in installation drum operation on the drum frame;
(i) distolateral at above-mentioned length direction, by the first cover positioning and fixing drum frame and developing frame in conjunction with the first framework operation;
(j) distolateral at another of above-mentioned length direction, by the second cover positioning and fixing drum frame and developing frame in conjunction with the second framework operation;
(k) in another distolateral, as above-mentioned bulging support unit to be installed interim installation drum support unit operation of the length direction of above-mentioned drum frame temporarily in order to support the Electrophtography photosensor drum;
(1), above-mentioned bulging support unit and above-mentioned second cover are installed in the installation second cover operation on the above-mentioned drum frame by using above-mentioned Screw fixed part to be installed on the mounting hole that is arranged on above-mentioned second cover.
Description of drawings
Fig. 1 is the sectional view that the electrophotographic image of embodiment forms device.
Fig. 2 is the sectional view of the Flame Image Process box of embodiment.
Fig. 3 is near the stereographic map of scaffold of embodiment.
Fig. 4 is near the sectional view of developer roll of embodiment.
Fig. 5 is near the sectional view the magnetic seal portion.
Fig. 6 A and Fig. 6 B are the stereographic maps that is used to illustrate the weld portion of developing frame and developer frame.
Fig. 7 is the stereographic map of the developing device unit of embodiment.
Fig. 8 is the partial perspective view of the developing device unit of embodiment.
Fig. 9 is the vertical view of state that has decomposed the photoreceptor unit of embodiment.
Figure 10 is the stereographic map of photoreceptor (photosensitive member) unit of embodiment.
Figure 11 is the exploded perspective view of the photoreceptor unit of embodiment.
Figure 12 is near the stereographic map of drive transmission member that electrophotographic image forms device.
Figure 13 is the stereographic map of explanation photoreceptor cellular construction.
Figure 14 is the stereographic map of the Flame Image Process box of embodiment.
Figure 15 is the exploded perspective view that is used to illustrate the assembling of developing frame and developer frame.
Figure 16 A and 16B are the part sectioned views that is used to illustrate weld portion.
Figure 17 is the partial perspective view that is used to illustrate the assembling of developing blade.
Figure 18 is the exploded perspective view that is used to illustrate the assembling of scaffold.
Figure 19 is the exploded perspective view that is used to illustrate the assembling of developer roll.
Figure 20 is the partial perspective view that is used to illustrate the joint portion of first cover, developing device unit and photoreceptor unit.
Figure 21 is the partial perspective view that is used to illustrate the joint portion of second cover, developing device unit and photoreceptor unit.
Figure 22 A, 22B and 22C are the sectional views of the resin-bonded portion of second cover and developer frame.
Figure 23 A, 23B and 23C are the sectional views of the resin-bonded portion of second cover and drum frame.
Figure 24 is used to illustrate the exploded perspective view that unloads the first cover operation.
Figure 25 is used to illustrate the exploded perspective view that unloads the second cover operation.
Figure 26 A, 26B and 26C are the sectional views of separation method that is used to illustrate the resin-bonded portion of second cover and developer frame.
Figure 27 A, 27B and 27C are the sectional views of separation method that is used to illustrate the resin-bonded portion of second cover and drum frame.
Figure 28 is used to illustrate the exploded perspective view that unloads the operation of developer roll from developing device unit.
Figure 29 is used to illustrate the stereographic map that unloads developing blade.
Figure 30 is the exploded perspective view that is used to illustrate the operation that unloads scaffold.
Figure 31 is the sectional view that is used to illustrate the operation that recharges developer in developer frame.
Figure 32 is the sectional view of the Flame Image Process box of embodiment.
Figure 33 is used to illustrate the exploded perspective view that unloads the photoconductor drum operation.
Figure 34 is used to illustrate the exploded perspective view that unloads the photoconductor drum operation.
Figure 35 is used to illustrate the exploded perspective view that unloads the charged roller operation.
Figure 36 is the stereographic map of assembling procedure again that is used to illustrate the photoreceptor unit.
Figure 37 is the stereographic map that is used to illustrate the photosensitive unit installation procedure.
Figure 38 is used to illustrate the stereographic map that the photoconductor drum operation is installed.
Figure 39 is the stereographic map that is used for description taken in conjunction framework operation.
Figure 40 is the stereographic map that is used for description taken in conjunction framework operation.
Figure 41 A, 41B and 41C are the sectional views in conjunction with operation that is used to illustrate the resin junction surface.
Figure 42 is the mode chart of key diagram as the state of installing on apparatus main body of handle box.
Figure 43 A and 43B are near the sectional views the screw mounting hole portion that centration axis is installed on the drum frame.
Figure 44 A and 44B are the stereographic maps of fixed part.
Embodiment
Reaching embodiment with reference to the accompanying drawings describes in detail for example and is used to implement best mode of the present invention.But, the function of the member of putting down in writing in the present embodiment, material, shape, function, its relative configuration etc., short of specific explanation is not to mean scope of the present invention is only limited to them just.In addition, short of for the material that had once illustrated, shape etc. in the following description especially to its work explanation again, be exactly the same with initial explanation.
[embodiment 1]
Explanation can be fit to implement the Flame Image Process box of production method again of Flame Image Process box of the present invention and the electrophotographic image that its Flame Image Process box releasably is installed forms device with reference to the accompanying drawings.
At this, so-called electrophotographic image forms device, is the device that forms image with the electrophotographic image generation type on recording medium.Form device as electrophotographic image, comprise for example electrophotographic copier, electrophotographic printer (laser printer, LED printer etc.), facsimile unit, word processor etc.
In addition, so-called Flame Image Process box refers to and will form the parts that apparatus main body can load and unload the integrated and case assemblyization of charged elements, developing cell or cleaning unit and Electrophtography photosensor and with respect to electrophotographic image.
In addition, the Flame Image Process box, it is integrated and form the parts that apparatus main body can load and unload by case assemblyization and with respect to electrophotographic image to refer at least one and the Electrophtography photosensor that make charged elements, developing cell, cleaning unit.
In addition, in the following description, the Width of so-called Flame Image Process box refers to the direction of loading and unloading the Flame Image Process box on apparatus main body, and is consistent with the throughput direction of recording medium.The length direction of Flame Image Process box is and with respect to the direction (approximate vertical direction) that the direction of apparatus main body loading and unloading Flame Image Process box is intersected to be and the surperficial parallel of recording medium and the direction of intersecting with the throughput direction of recording medium.
(electrophotographic image forms all structures of device)
With Fig. 1 the laser printer that electrophotographic image forms an embodiment of device (hereinafter referred to as " image processing system ") is described.Image processing system main body P shown in Figure 1 forms method by electrophotographic image and goes up the formation image at recording medium 4 (for example, recording chart, OHP sheet, cloth etc.).
As the surface of the photoconductor drum 10 of the Electrophtography photosensor of cydariform, charged equably by charged roller 11.Then, shone the laser L corresponding on the photoconductor drum after charged 10 by 1 pair of optical devices with image information, thereby on photoconductor drum 10, form the sub-image corresponding with image information, the sub-image that forms on photoconductor drum 10 is developed by developing mechanism described later, thereby forms the toner picture on photoconductor drum 10.
On the other hand, synchronous with the formation of toner picture, be placed on the recording medium 4 in the feed cassette 6a, by pickup roller 6b, conveying 6c and aligning roller 6e is carried.Then, the clamping contact site of recording medium 4 by forming by transfer roll 3 that adds certain voltage and photoconductor drum 10.At this moment, the toner on the photoconductor drum 10 looks like to be transferred on the recording medium 4.The recording medium 4 that has been subjected to the transfer printing of toner picture is fed to fuser 5 by conveying 6f.
(Flame Image Process box)
Below with reference to Fig. 2 Flame Image Process box C is described.
As shown in Figure 2, Flame Image Process box C is the parts that form in conjunction with developing device unit A and photoreceptor unit B.
Developing device unit A has the developer frame 21 of accommodating toner, be used for supplying with toner and forming the developer roll 20 of visual image, give toner the frictional electrification electric charge to the electrostatic latent image that forms on photoconductor drum 10, the developing blade 29 of shape toner layer etc. on the surface of developer roll 20.
In addition, on the lower openings between developer roll 20 and the developer roll framework 50, be provided with to blow out for the toner of the bottom that prevents to be in developer roll 20 leaks and prevent sheet 25.
Above-mentioned developing mechanism is passed out to the toners in the developer frame 21 on the developer roll 20 by the rotation of toner supply parts 23a, 23b.Then, developer roll 20 rotation of fixed magnet 28 is housed in making, by with developing blade 29 integrally formed or bonding all-in-one-piece scraper plate 29e restriction developer rolls 20 on the bed thickness of toner layer.At this moment, the frictional electrification electric charge is given toner.
The toner that is supplied to forms the toner picture according to electrostatic latent image to photoconductor drum 10 transfers.The toner mixing component 24 that makes the toner circulation in the developing room is installed near developer roll 20 pivotally.
The photoreceptor unit B has the photoconductor drum 10 that forms electrostatic latent image, be used to make the charged equably charged roller in photographic layer surface 11, be not transferred to the waste-toner container 12 that makes the cleaning balde 14 that scrapes from photoconductor drum 10 surfaces attached to the remaining toner on the photoconductor drum 10, toner that storage scrapes on the recording medium etc.
Have, in Fig. 2, photoconductor drum 10 turns round to clockwise direction again.
Then, be radiated on photoconductor drum 10 surfaces through exposure peristome 2, on photoconductor drum 10, form electrostatic latent image from the laser L corresponding of optical facilities 1 with image information.Then, on photoconductor drum 10, form the toner picture by developing cell.
(shell structure of Flame Image Process box C)
Shell structure to the Flame Image Process box C of present embodiment describes below.
Flame Image Process box C shown in the present embodiment combines developing device unit A and photoreceptor unit B and case assemblyization forms, wherein, developing device unit A is in conjunction with developer frame 21 and developer roll framework 50, and on developer roll framework 50, form in conjunction with the scaffold 40 as developing frame that maintains developing blade 29, above-mentioned photoreceptor unit B is housed in photoconductor drum 10, charged roller 11, cleaning balde 14 etc. in the drum frame 13 and forms.
In addition, Flame Image Process box C is installed on the box installing mechanism that is arranged on the image processing system main body P, and can disassemble from image processing system main body P.
(developing device unit A)
As shown in Figure 2, developing device unit A is made of developer frame 21 and developer roll framework 50 as developing frame.
As shown in Figures 3 and 4, first end cap 42 and second end cap 43 are set on the two ends of scaffold 40.Then, scaffold 40, first end cap 42 and second end cap 43 keep developer roll 20 and developing blade 29 under the fixing state that mutually combined.
In addition, can be provided with roughly with one heart and have a lining roller 26 of the external diameter bigger than developer roll 20 external diameters with developer roll 20 on the two ends of developer roll 20 rotationally, the external diameter of this lining roller 26 is than essential gap between the big photoconductor drum 10 of external diameter of developer roll 20 and the developer roll 20.
Developing blade 29 is engaged on the 40a of positioning convex portion, the 40b of positioning support framework 40, and fixing by screw 95.And the front end of scraper plate 29e contacts with developer roll 20.
One end of developer roll 20 is provided with: rotary driving force pass to developer roll 20 developer roll gear 72, prevent anticreep parts that developer roll gear 72 comes off, be contained in the fixed part 73 of the phase place of the fixed magnet 28 in the developer roll 20 in being used to determine.
In addition, be provided with the toner limiting part 100 of scraping the also close length direction inboard of toner of getting developer roll 20 ends at the length direction both ends of developing blade 29.
In addition, between developing blade 29 and toner limiting part 100, laminal scraper plate 101 is set.The front end 101d of scraper plate 101 contacts with lining roller 26.And, scrape attached to the dirts such as toner on the lining roller 26, to prevent the change of the distance between photoconductor drum 10 and the developer roll 20.Configuration magnetic seal parts 60 on the length direction both ends of developer roll 20.
As shown in Figure 5, magnetic seal parts 60 with the surperficial relative face 60a of developer roll 20 on be provided with a plurality of magnetic poles, be by and developer roll 20 in fixed magnet 28 between the sealing mechanism of magnetic loop absorption toner.Because developer roll 20 and magnetic seal parts 60 are fixed on the same scaffold 40, so even developer roll 20 is followed periphery, the scaffold 40 of photoconductor drum 10 to be moved, also can set for the gap between developer roll 20 and the magnetic seal parts 60 constant.For this reason, can carry out the sealing of the toner at developer roll 20 both ends well by magnetic seal parts 60.
Shown in Fig. 6 A and 6B, developer roll framework 50 and developer frame 21 are fixedly installed on welding rib 50e, the 50f of upper and lower of peristome 50g of developer roll framework 50 by welding (aftermentioned) and welding plane 21g, the 21h of upper and lower that is arranged on the peristome 21k of developer frame 21 forms.
As shown in Figure 7, toner is set and fills a mouthful 21a on the side of developer frame 21.Toner is filled a mouthful 21a, and is by covering toner lid 22 that it is airtight after filling toner by a toner filling mouthful 21a in developer frame 21, and toner is not leaked.
Have, form the clearance fit that can rotate between the swing hole 47 of first end cap 42 and the fixed pin 83, the fixed orifice 56 of developer roll framework 50 and fixed pin 83 form the interference configuration.
Slip plane 43a, the 43b of regulation glide direction are set on the lower surface haply of second end cap 43 as shown in Figure 8, abreast.On the other hand, on the position of the developer roll framework 50 relative with slip plane 43a, 43b guide surface 50a, 50b are set, this guide surface 50a, 50b are respectively and be provided with small gap between slip plane 43a, the 43b.By these slip planes 43a, 43b and guide surface 50a, 50b, second end cap 43 can slide to certain direction.
As shown in Figure 7, pushing spring 32 is set between first end cap 42 and developer roll framework 50.Similarly between second end cap 43 and developer roll framework 50, pushing spring 32 (not shown) is set.And pushing spring 32 keeps certain clearance ground that the developer roll 20 that is arranged on the scaffold 40 is pressed against on the photoconductor drum 10 by lining roller 26.
(photoreceptor unit B)
The structure of photoreceptor unit B is described with reference to Fig. 9, Figure 10, Figure 11.On photoconductor drum 10, at the one end driving side flange 10a is installed, at its other end non-drive side flange 10b is installed.Driving side flange 10a has the gear part 10a3 that connects protuberance 10a1 and axial region 10a2 and drive developer roll gear (not shown).On the other hand, non-drive side flange 10b has inside diameter 10b1 that inserts centration axis 31 usefulness and the gear part 10b2 that drives the transfer roll gear (not shown) of main body.
The bearing method of photoconductor drum 10 is that in right (driving input) side, under the state that the axial region 10a2 of inside diameter 30a that rouses bearing 30 and driving side flange 10a cooperates pivotally, drum bearing 30 usefulness screws 99 are fixed on the sidepiece 13a of drum frame 13.
Drum bearing 30, its inside diameter 30a and outer diameter part 30c are side-prominent in length direction.Outer diameter part 30c cooperates with the notch part 13o of circular arc on being arranged on drum frame 13.The width of the peristome of notch part 13o is bigger than the diameter of axial region 10a2.
The connection protuberance 10a1 of driving side flange 10a is the polygonal column shape of having reversed.
As shown in figure 12, when Flame Image Process box C load map picture is formed apparatus main body P, connect protuberance 10a1 and be arranged on that image processing system main body P goes up and drive transmission member 503 with the polygon hole 503a that reverses cooperates the transmission rotary driving force.Meanwhile, driving side flange 10a is drawn to the direction of drive transmission member 503 gears, and by aligning.
In addition, as Fig. 9, shown in Figure 10, in a left side (non-driving input) side, under the state of the inside diameter 10b1 that can cooperate centration axis 31 and non-drive side flange 10b pivotally, centration axis 31 usefulness screws 98 are fixed on the sidepiece 13b of drum frame 13.
As shown in figure 11, the bearing method of charged roller 11 is that the inwall 13d of drum frame 13 inside (because of two local left-right symmetric, so the left side is not shown) has bearing guiding piece 19.And bearing 15 can move along bearing guiding piece 19.
In addition, an end that suppresses parts 82 is installed on the lug boss 15a of bearing 15, and the other end contacts with the seat surface 13g of drum frame 13.For this reason, elastic force pressure acts on the direction of photoconductor drum 10 usually.
In addition, bearing 15 is owing to the block 19a that bearing guiding piece 19 has can not come off from bearing guiding piece 19.Charged roller 11 because mandrel 8a is installed on the bearing 15, so supported by drum frame 13, makes it to contact with the surface of photoconductor drum 10 by suppressing parts 82.At this, suppressing parts 82 is compression helical springs.
As shown in Figure 2, the frame structure of drum frame 13 is to constitute with drum upper frame 122 by integrally formed product (not shown) or the combining drum underframe 121 that is made of resin material.
Have, the drum frame 13 of present embodiment makes them incorporate by ultrasonic fusing drum underframe 121 and drum upper frame 122 again.
In addition, as Fig. 2 and shown in Figure 13, cleaning balde 14 and drum frame 13 are covered the face of photoconductor drum 10 installation sides of the screed support 14b of portion by the rib 122a of drum upper frame 122.And, seal by injecting foaming elastomer 123 in the gap between 14b of screed support portion and rib 122a.
As shown in figure 14, developing device unit A and photoreceptor unit B are by first cover 80 and second cover, 81 location of its length direction two sides.Have, developing device unit A and photoreceptor unit B are fixed on second cover 81 and second cover 81 composing images handle box C by screw and resin-bonded described later combination integratedly again.
Shown in figure 32, on the length direction of Flame Image Process box C, the location of first cover 80 and second cover 81 is determined by the photoreceptor unit B.Promptly, be because first cover 80 and second cover 81 contact with the S size with the photoreceptor unit B in the longitudinal direction, yet developing device unit A contacts with first cover 80 in the longitudinal direction, but the gap of W1 size is arranged between the developing device unit A and second cover 81.This is because as described above, the location of first cover 80 and second cover 81 is determined by the photoreceptor unit B.Thereby, in order to engage the developing device unit A and second cover 81, can in the 81c of junction surface, flow into molten resin filling gap and engage.When considering operating efficiency, also can engage (below be called resin-bonded) second cover 81 and photoreceptor unit B by molten resin.This is because can unify with resin-bonded second cover 81 to be engaged with developing device unit A and photoreceptor unit B.About resin-bonded, the back is described in detail.
(the dress group of methods of developing device unit A)
Local assemble method to the developing device unit A that uses embodiments of the invention describes.
At first, with Fig. 6, Figure 15, Figure 16 A and 16B the welding method of developer roll framework 50 and developer frame 21 is described.
As shown in figure 15, between developer roll framework 50 and developer frame 21, on length direction one end, elastic sealing element 36 is set, at another distolateral elastic sealing element 37 that is provided with of length direction, and this elastic sealing element 36,37 is overlapped on welding rib 50e, the 50f, developer roll framework 50 and developer frame 21 will position and assemble in the 50i of positioning convex portion of developer roll framework 50, pilot hole 21I, the 21j that 50j is entrenched in developer frame 21 respectively.
At this moment, shown in Figure 16 A, the fusing department 50h of the front end of the welding rib 50e (50f) of developer roll framework 50 contacts with welding plane 21g (21h) of developer frame 21.When encouraging vibrating device by ultrasound wave when making this contact site carry out ultrasonic vibration, shown in Figure 16 B, fusing department 50h fusion and being welded on welding plane 21g, the 21h.Its result, developer roll framework 50 and developer frame 21 are firmly fixed, and constitute developing frame.
Next, the installation to magnetic seal parts 60 and developing blade 29 describes.As shown in figure 17, magnetic seal parts 60 are inserted in the recess 40e on length direction one end that is arranged on scaffold 40.Then, magnetic seal parts 60 are developed scraper plate 29 pushings through seal member 18.At this moment, magnetic seal parts 60 are in the state of interim location, because through seal member 18 pushings, so can not come off from scaffold 40.The other end of not shown length direction also is to assemble equally.
[the developing blade operation is installed]
As shown in figure 17, developing blade 29 is positioned by cooperating with the 40a of positioning convex portion, the 40b (40b is with reference to Figure 18) of scaffold 40.
The same screw 95 of developing blade 29, toner limiting part 100 and scraper plate 101 usefulness is fixed on the scaffold 40 together.Not shown opposition side is also assembled equally.
[the scaffold operation is set]
As shown in figure 18, the pilot hole 40g of scaffold 40 is cooperated with the positioning convex portion 52 of developer roll framework 50, carry out the location of length direction, then, scaffold 40 is arranged on the peristome of developer roll framework 50.
[fixedly developer roll operation]
As shown in figure 19, being configured on the scaffold 40 at the developer roll 20 that can be provided with lining roller 26 on the two ends rotationally.Then, on an end of scaffold 40, make the 42a of positioning convex portion (not shown) cooperate the back to be set with first end cap 42 of bearing 27 by screw 92 with the pilot hole 40h of scaffold 40.Similarly, after making the 43c of positioning convex portion on the other end of scaffold 40 and the pilot hole 40i (not shown) of scaffold 40 cooperates, be set with second end cap 43 of bearing 27 by screw 93.At this moment, developer roll 20 can be rotatably fixed on first end cap 42, second end cap 43 its two ends respectively by bearing 27.
In fixing developer roll operation, the 43c of positioning convex portion of the 42a of positioning convex portion of first end cap 42 and second end cap 43 cooperates with the pilot hole 60b (with reference to Fig. 5) of each magnetic seal parts 60, the position of decision magnetic seal 60.
Then, on an end of developer roll 20, insert developer roll gear 72, fixed part 73 positioning and fixing on first end cap.
[in conjunction with the scaffold operation]
With fixed pin 83 rotationally in conjunction with being arranged on the swing hole 47 on the swing arm 46 of first end cap 42 and being arranged on fixed orifice 56 on the supporting arm 55 of developer roll framework 50.
(assemble method of Flame Image Process box C)
As Figure 20, shown in Figure 21, practise physiognomy developing device unit A and photoreceptor unit B are set over the ground.
Be used in and go up the pin 80a of location first cover 80 to developing device unit A and cooperate with pilot hole 50a on being arranged on developer roll framework 50, the hole 80b that is used in location first cover 80 on the photoreceptor unit B cooperates with the outer diameter part 30b of the bulging bearing 30 of photoreceptor unit B, thus, the relative position of decision developing device unit A and photoreceptor unit B.Then, Unit two are combined on first cover 80 with screw 96.
Similarly, be used in and go up the pin 81a of location second cover 81 to developing device unit A and cooperate with pilot hole 50b on being arranged on developer roll framework 50, the hole 81b that is used in location second cover on the photoreceptor unit B cooperates with the centration axis 31 of photoconductor drum 10, thus, determine the position of Unit two.Then, developing device unit A and photoreceptor unit B and second cover 81 are fixed by resin-bonded as following.
As shown in figure 21, second cover 81 has the 81c of resin-bonded portion, 21c with developer frame 21 on mutual relative face.And, as with Figure 32 explanation, be fixed by in the gap of the 81c of resin-bonded portion, 21c, injecting molten resin 90.
Figure 22 A, 22B, 22C are the figure of the structure at explanation resin junction surface.Figure 22 A is the sectional view at junction surface, and Figure 22 B is the sectional view that molten resin is injected the state at junction surface, and Figure 22 C is the stereographic map of the shape of the joint resin that injects of expression.
Shown in Figure 22 A, 22B and 22C, the 81c of resin-bonded portion of second cover 81 has the inlet 81d that is used to inject molten resin 90, the protuberance 81f that injects the general cylindrical shape at stream 81e, formation junction surface.
In addition, the 21c of resin-bonded portion of the developer frame 21 of developing device unit A has teat 21d roughly cylindraceous, the 21f of its weight reduction portion that forms the junction surface, the cylindrical portion 21e with internal diameter bigger than the external diameter of teat 81f.
Be used to engage of the inlet 81d injection of the molten resin 90 of second cover 81 and developing device unit A from second cover 81.The molten resin 90 that injects is by after injecting stream 81e arrival downstream opening 81g, on the face vertical, form the first junction surface 90a of discoideus expansion with injecting stream 81e, then, between the periphery of the interior week of teat 81f and teat 21d, form the second junction surface 90b.Its result, the resin 90 of injection becomes the state shown in Figure 22 B, and the developer frame 21 of second cover 81 and developing device unit A is firmly fixed.
In addition, as shown in figure 21, second cover 81 has the 81h of resin-bonded portion, 13p with drum frame 13 on relative mutually face, by between two 81h of resin-bonded portion, 13p
With reference to Figure 28, the operation that unloads developer roll 20 from the developing device unit A that separates is described.
[extracting the fixed pin operation]
Extract the fixed pin 83 that can engage first end cap 42 and developer roll framework 50 rotationally, make separating of the developer roll framework 50 and first end cap 42 in conjunction with throwing off.Pull up fixed part 73 and the developer roll gear 72 of positioning and fixing on first end cap 42 again.
[unloading the developer roll operation]
Next, unload first end cap 42 is fixed on screw 92 on the scaffold 40, then, unload first end cap 42 from scaffold 40 with bearing 27.Similarly unload second end cap 43 is fixed on screw 93 on the scaffold 40.Unload second end cap 43 with bearing 27 from scaffold 40 then.
Like this, by unloading first end cap 42 and second end cap 43, can unload developer roll 20.
At this moment, either party end cap that also can only unload first end cap 42 and second end cap 43 unloads developer roll 20.
[unloading developing blade, toner limiting part operation]
Below, the operation that unloads developing blade 29 from scaffold 40 is described.
As shown in figure 29, developer roll 20 after scaffold 40 is unloaded down, unload developing blade 29, scraper plate 101, toner limiting part 100 be fixed on screw 95 on the scaffold 40 together.The length direction opposition side unloads screw 95 (not shown) similarly.Developing blade 29 is removed with scraper plate 101, toner limiting part 100.Make the part that to change when assembling again like this
[unloading the scaffold operation]
Then, unload the scaffold 40 (Figure 30) that has unloaded developing blade 29 from developer roll framework 50.
Unloading also of developing blade 29 can carried out after developer roll framework 50 unloads scaffold 40.By unloading scaffold 40, can expose toner supply opening 51 commodiously, the developer operation that recharges described later becomes easy
[recharging the developer operation]
With reference to Figure 31, (fix to call toning crack injection molten resin 91 in the following text in developer frame 21, recharging developer.
Figure 23 A, 23B and 23C are the figure of the structure at explanation resin junction surface.Figure 23 A is the sectional view at junction surface, and Figure 22 B is the sectional view that has injected the state of molten resin in the junction surface, and Figure 23 C is the stereographic map of the shape of the joint resin that injects of expression.
Shown in Figure 23 A, 23B and 23C, the 81h of resin-bonded portion of second cover 81 has inlet 81i and the injection stream 81j that is used to inject molten resin, the teat 81k that forms the general cylindrical shape at junction surface.
In addition, the 13p of resin-bonded portion of drum frame 13 has the teat 13g roughly cylindraceous that forms the junction surface, the cylindrical portion 13r with internal diameter bigger than the external diameter of teat 81k.
Be used to engage the molten resin 91 of second cover 81 and drum frame 13, from the inlet 81i injection of second cover 81.The molten resin 91 that injects is by after injecting stream 81j arrival downstream opening 81i, on the face vertical, form and be extended to the first discoideus junction surface 91a with injecting stream 81j, then, between the interior week of the periphery of teat 81k and teat 13q, form the second junction surface 91b.Its result, the resin 91 of injection becomes the state shown in Figure 23 B, and second cover 81 and drum frame 13 are firmly fixed.
In the present embodiment, second cover 81 and drum frame 13 be by the reason of resin-bonded, be because second cover 81 and developer frame 21 by resin-bonded.That is, second cover 81 and developer frame 21 are suitable for resin-bonded for the gap of filling length direction.And resin-bonded is also used in combination identical with an above-mentioned resin-bonded in the longitudinal direction side, second cover 81 and drum frame 13, then Zu Zhuan operating efficiency height.
In the present embodiment, engaged 3 frameworks, that is, the material of second cover 81, developer frame 21 and drum frame 13 is used HIPS (high strength polystyrene).Similarly, molten resin 90,91 also uses HIPS.
Have, material is not limited to this again, thereby but preferably injects the resin that resin uses with the resin of its framework that is engaged has a melting and can engage effectively.And, even the Flame Image Process box is subjected to impacting in conveying or when falling and also can firmly fixes the part of composing images handle box and it is broken away from mutually.
By above operation, developing device unit A and photoreceptor unit B are by relative positioning and be combined into one.
(decomposition method of Flame Image Process box C)
With Figure 24 to Figure 42 decomposition and the method for reproducing of the Flame Image Process box C of use embodiments of the present invention are described.
[dismantling the operation of first, second cover]
As Figure 24, shown in Figure 25, one distolateral at the length direction of Flame Image Process box C, by unloading screw 96, unload first cover 80 from the developer roll framework 50 that constitutes developing device unit A or developer frame 21 and from the drum frame 13 that constitutes the photoreceptor unit B.
In addition, distolateral at another of the length direction of Flame Image Process box C, second cover 81 unloads from photoreceptor unit B and developing device unit A in the resin-bonded portion of knock-out drum framework 13, developer roll framework 50 or developer frame 21.
The separation method of resin-bonded portion has the following method shown in Figure 26 A, 26B and 26C, Figure 27 A, 27B and the 27C
(1) direction of second cover 81 to arrow Y applied power and peel off resin-bonded portion, perhaps make the method (Figure 26 A, Figure 27 A) that engages the resin fracture and separate
(2) in the last method (Figure 26 B) of cutting off the 81c of resin-bonded portion of second cover 81 in the position (outside of teat 81f) of wave N
(3) cut second cover 81 inlet 81d, inject stream 81e, the first junction surface 90a (zone that the figure with dashed lines fences up) and the method (Figure 26 C) of separating
(4) cut off the method (Figure 27 B) of the 81h of resin-bonded portion of second cover 81 in the position (outside of teat 81k) of wave D
(5) cut second cover 81 inlet 81i, inject from road 81j the first junction surface 91a (zone that with dashed lines E fences up among the figure) and the method (Figure 27 C) of separating
The separation method of resin-bonded portion is not limited to above-mentioned method.
[separation circuit of developer frame (developer roll framework) and drum frame]
Like this,, the combination of developer frame 21 (developer roll framework 50) and drum frame 13 is broken away from by removing first cover 80 and second cover 81, its result, developing device unit A and photoreceptor unit B are separated.And because developing device unit A and photoreceptor unit B are separated, production process more described later becomes easy.
(decomposition of developing device unit A, method of reproducing) agent) operation describes.
At first, from attracting because of the toner supply opening 51 that unloads the developer frame 21 that developer roll 20 exposes from scaffold 40 or cleaning the interior remaining toner of developer frame 21 with blowing etc.Because toner supply opening 51 is along the length direction opening of photoconductor drum 10, so attract toner easily or blow etc.Then, keep toner supply opening 51 up, developer frame 21 is following.Insert funnel 501 to toner supply opening 51, to funnel 501, fall into toner T from toner bottle 502.
By said method, toner is filled by the developer receptacle portion in developer frame 21 from toner supply opening 51.
Then, seal again, prevent the leakage of toner by clogging toner supply opening 51 with new developer seal member.
Have again, also not necessarily need to carry out the sealing process again of toner supply opening 51, even also can not produce again under the state of sealing again.
Have, this toner filling also can not unloaded scaffold 40 and carry out again.
In addition, this toner is filled, and also can not unload scaffold 40, developing blade 29 carries out.
[the developing blade operation is installed]
With the operation assembling identical with [the developing blade operation is installed] of above-mentioned (assemble method of developing device unit A).
Have again, in the occasion that developing blade of installing once more 29 is not replaced with new product on scaffold 40, also can append following cleaning, check operation.
Developing blade 29 attracted to use simultaneously method such as airs blowing to clean the toner that adheres to before being installed on the scaffold 40 with air.After the cleaning, check, the judgement use of can regenerating, if could former state attach it to unchangeably on the scaffold 40.The result who detects does not satisfy the developing blade of specified standard for its performance, is replaced with suitable new product.
[fixedly developer roll operation]
Assemble with the operation identical with [the scaffold operation is set] and [fixedly developer roll operation] of above-mentioned (assemble method of developing device unit A).
But,, in the occasion of developer roll 20 not being changed new product, also can append following cleaning, check operation in order to improve reproducibility.
Attached to the toner on the developer roll 20, blow when being attracted and clean by air.Then carry out the inspection of developer roll 20, judge that can it reuse, if could constant same as before with its installation.For the result who checks, performance does not satisfy the parts of specified standard, then it is replaced with suitable new product.
In addition, the inspection of developing device unit A also can developer roll 20, fixed magnet 28, bearing 27, lining roller 26, developer roll gear 72 etc. are back to carry out each parts decomposing.Find out operable parts then, out of use parts can be replaced with suitable new product.
[in conjunction with the scaffold operation]
In the operation identical, assemble with [in conjunction with the scaffold operation] of above-mentioned (assemble method of developing device unit A).
(decomposition of photoreceptor unit B, method of reproducing)
Decomposition, the method for reproducing that reaches the photoreceptor unit B of [operation of separating developing frame and drum frame] through above-mentioned [unloading first, second cover operation] described.
[unloading the lower shaft operation]
As shown in figure 34, unload screw 98, unload centration axis 31 from photoconductor drum 10 from the sidepiece 13b in drum frame 13 left sides.
[unloading lower bearing portion operation]
Equally, as shown in figure 33, unload screw 99, remove drum bearing 30 from the sidepiece 13a on the right side of drum frame 13.Unload the lower shaft operation and unload lower bearing portion operation, whichsoever formerly all it doesn't matter.
[unloading the photoconductor drum operation]
By removing centration axis 31 and drum bearing 30 in this wise, can unload photoconductor drum 10 from the direction of intersecting with its length direction.
When taking out this photoconductor drum 10, also can take out even only remove centration axis 31.This occasion can shorten operation.At this moment, photoconductor drum 10 moves its non-drive side earlier and unloads (with reference to Figure 34) again
By unloading photoconductor drum 10, can exchange photoconductor drum 10 described later, remove the toner that is accommodated in the waste-toner container 12.
[unloading the charged roller operation]
As shown in figure 35, unload the charged roller 11 that is arranged on the inwall 13d.At this moment, also can unload if desired lower bearing 15, suppress parts 82.
[unloading the scraper cleaner operation]
As described above, the drum frame 13 of present embodiment, integrated by ultrasonic fusing in conjunction with making bulging underframe 121 and rousing upper frame 122.
In addition, cleaning balde 14 and drum frame 13 are as Fig. 2 and shown in Figure 35, and the rib 122a of drum upper frame 122 covers the face of photoconductor drum 10 installation sides of the screed support 14b of portion.
Therefore, when unloading bottom clearer board 14 from drum frame 13, use instruments excision rib 122a such as cutting knife, ultrasound wave cutter, milling cutter after, unload screw 94 and unload cleaning balde 14 (not shown) from drum frame 13.
By carrying out this operation, can unload cleaning balde 14 from drum frame 13 simple and reliablely.
[removing the developer operation]
Have again, after unloading cleaning balde 14, from the waste-toner container 12 of the toner of photoconductor drum 10 removals, remove the toner of taking in from taking in by cleaning balde 14.Owing to unloaded cleaning balde 14, the opening of waste-toner container 12 increases, so the removal transfiguration of toner is easy.
In removing the developer operation, the removal of toner from waste-toner container 12 can perhaps, blow out toner with pressurized air and carry out by vacuum attraction toner in waste-toner container 12.Have, sending into compressed-air actuatedly when attracting simultaneously in waste-toner container 12, toner does not disperse, and is suitable for removing hastily toner.
In said process, if not needing also can omit unloads the charged roller operation, unload the cleaning balde operation.If do not need can omit yet and unload the charged roller operation.
[the regeneration assembling of photoreceptor unit B]
Order is loaded onto cleaning balde 14, charged roller 11, photoconductor drum 10 and is assembled the photoreceptor unit B on drum frame 13.
Then, the axle 8a of charged roller 11 is embedded in the bearing 15.In [unloading the charged roller operation], in the occasion that has unloaded bearing 15, push part 82, make and suppress parts 82 and bearing 15 cooperates with the bearing guiding piece 19 (not shown) of the inwall 13d of drum frame 13 inside, the axle 8a of charged roller 11 is embedded in the bearing 15.
[the photoconductor drum operation of packing into]
Next, as shown in figure 37, make in new photoconductor drum 10 packs drum frame 13 into from the direction of intersecting with its length direction.At this, photoconductor drum 10 in the drum frame 13 of packing into when, be arranged on axial region 10a2 on the one end and pack in the notch part 13o of drum frame 13.
[the photoconductor drum operation is installed]
The bulging bearing 30 usefulness screws 99 that become bearing portion are installed on the end of length direction of drum frame 13, make it to support the axial region 10a2 on the end that is arranged on new photoconductor drum 10.On the other hand, centration axis 31 is installed on the other end of length direction of drum frame 13, makes it to support the other end of new photoconductor drum 10.
Have again, only removing the occasion that centration axis 31 unloads photoconductor drum 10, photoconductor drum 10 can insert driving side flange 10a in the inside diameter 30a of drum bearing 30 earlier, the direction changing of the relative positions of non-drive side, centration axis 31 is installed on the end of length direction of drum frame 13 to arrow D2 shown in Figure 38.
(assemble method again of Flame Image Process box C)
[in conjunction with the framework operation]
As shown in figure 39, developing device unit A is arranged to face one another mutually with the photoreceptor unit B, then, to be used for the pin 80a that first cover 80 navigates on the developing device unit A is cooperated with pilot hole 50a on being arranged on developer roll framework 50, will be used for the hole 80b that first cover 80 navigates on the photoreceptor unit B is cooperated with the outer diameter part 30b of the bulging bearing 30 of photoreceptor unit B.Thus, the relative position of decision developing device unit A and photoreceptor unit B.Then, with screw 96 Unit two are combined on first cover 80.
Similarly, as shown in figure 40, to be used for second cover 81 navigate on the developing device unit A pin 81a be arranged on developer roll framework 50 on pilot hole 50b cooperate, will be used for the hole 81b that second cover navigates on the photoreceptor unit B is cooperated with the centration axis 31 of the photoconductor drum 10 of photoreceptor unit B.Thus, determine the position of Unit two.Then, developing device unit A and photoreceptor unit B, second cover 81 is following is fixed by resin-bonded like that.
Then, will be in above-mentioned [unloading first, second cover operation] separated developing device unit A and resin-bonded portion combination in following operation of second cover 81.
[operation at binding resin junction surface]
With Figure 41 A, 41B and 41C the associated methods of the resin-bonded portion that separates is described.Figure 41 A is the sectional view with the resin-bonded portion of the method separation of explanation in the past.
After the inboard of the cylindrical portion 81h of the 81c of resin-bonded portion of second cover 81 is cut off, this second cover 81 is unloaded down from developer frame 21.When second cover 81 and developer frame 21 in conjunction with in, shown in Figure 41 B, prepare bonded block 110, be pressed into the cylindrical portion 81h of the 81c of resin-bonded portion that is pressed into second cover 81 on the 110a of portion being arranged at first on this bonded block 110.Then, shown in Figure 41 C, be arranged at second on the bonded block 110 be pressed into the 21C of resin-bonded portion that is pressed into developer frame 21 on the 110b of portion cylindrical portion 21e operation and on bonded block 110, be pressed into the operation of second cover 81 and developer frame 21, whichsoever formerly all right.
First of bonded block 110 is pressed into the 110a of portion and makes cylindric with the such size of cylindrical portion 81h interference fit of second cover 81.Similarly, second be pressed into the 110b of portion and become drum with the such size of cylindrical portion 21e interference fit of developer frame 21.
In addition, in the present embodiment, the end face 110c of bonded block 110 is positioned by running into second cover 81.Similarly, the end face 110d of bonded block 110 is positioned by running into developer frame 21.That is, second cover 81 and developer frame 21 are by the length decision position of bonded block 110.Therefore, the length of bonded block 110 is confirmed as making second cover 81 and developer frame 21 to become and decomposes preceding identical position.By using such bonded block, can carry out easier location and combination.
So, if in conjunction with second cover 81 and developer frame 21, the combination of the resin-bonded portion that bonding and operation such as back processing etc. just can separate simply can need be set not then.The material of bonded block has no particular limits, and can get the enough power that tightens up according to the shape and size that are pressed into portion in conjunction with second cover 81 and developer frame 21.
In addition, when the photoconductor drum 10 of changing new product, also can carry out simply according to above-mentioned method of reproducing.
Even make above such structure, also can easily and carry out the combination of resin-bonded portion reliably.
[fixedly operation]
Next, in the operation of the following stated, be combined in the photoreceptor unit B of separation in above-mentioned [unloading first, second cover operation] and the resin-bonded portion of second cover 81.
Figure 43 A is the sectional view that is used for be installed in the screw mounting hole 13s portion (thread Pilot hole of screw 97) on the drum frame 13 as the centration axis 31 of the support unit that can support photoconductor drum 10 pivotally, and Figure 43 B is the sectional view of the screw mounting hole 13s portion of the drum frame 13 that centration axis 31 is installed on drum frame 13 when combining second cover 81 and photoreceptor unit B with fixed part 114 described later.
At this moment, the fixed part shown in Figure 43 B 114 (with reference to Figure 44) has than big flange part 114a of the diameter of the hole 81m of second cover 81 and the external diameter littler than the diameter of hole 81m.Have, fixed part 114 has cylindrical portion 114b that the inside diameter of an end and flange part 114a links and links with the other end of cylindrical portion 114b again, is provided with the bottom 114c in the hole that screw 97 connects.In addition, on the 114c of bottom, be provided with the hole 114d of the screw division perforation of screw 97.
And, when screw 97 is installed in the 13s portion of mounting hole portion, a 97a contact bottom 114c.And screw 97 is to F direction pushing fixed part 114.
The inner peripheral surface of cylindrical portion 114b, than a 97a of screw 97 external diameter big.The height of cylindrical portion 114b is that a 97a of screw 97 does not give prominence to such height from flange part 114a.Thus, as shown in figure 42, when Flame Image Process box C has been installed on the apparatus main body, can not reduce the gap S of the length direction end of the inner face 504a of guide part 504 of image processing system main body P and Flame Image Process box C.That is,, also can guarantee necessary gap S on image processing system main body P even the Flame Image Process box C that produces again is installed.
Then, shown in Figure 43 B, fixed part 114 is fixed on the drum frame 13 by screw 97.At this moment, the flange part 114a of fixed part 114 contacts with second cover 81, and second cover 81 is pushed to arrow F direction towards drum frame 13.At this moment, on the F direction, between the 31a of sheet metal portion of bottom 114c and centration axis 31, has the gap.
Have again, the centration axis pushing 81n of portion of second cover 81, because and drum frame 13 between sandwich the 31a of sheet metal portion of centration axis 31, so centration axis 31 is fixed with respect to drum frame 13, promptly, be installed in the mounting hole 13s portion by screw 97, can be installed in second cover 81 and centration axis 31 simultaneously on the drum frame 13.Thus, even at separation resin junction surface once once more in the method for reproducing of the Flame Image Process box of combination, photoconductor drum 10 can be fixedly mounted on the drum frame 13.For this reason, even in the Flame Image Process box of producing again, photoconductor drum 10 can not cause ground revolutions such as revolution instability, and the image of good picture element can be provided.
Have, Figure 44 A represents the stereoscopic figure of fixed part 114 again, and Figure 44 B represents the fixed part 115 as the variation of fixed part 114.That is, flange part 115a is not circular, but from the roughly rectangular projection of radially extending of cylindrical portion 115b to cylindrical portion 115b.And flange part 115a is provided with 2 on the relative position on the cylindrical portion 115b (promptly differing 180 ° of phase bit positions).Other formation is identical with fixed part 114.
As mentioned above, similarly second cover 81 is pressed against on the drum frame 13, can firmly fix second cover 81, centration axis 31 and drum frame 13 by flange 115a.
Have, the material of the fixed part 114,115 that uses in the method for reproducing of the Flame Image Process box of present embodiment is metal or resin material again.
Have, fixed part 114,115 if can be installed in the centration axis 31 and second cover 81 on the drum frame 13, then is not limited to the shape shown in Figure 44 A, Figure 44 B again.
More than, according to present embodiment, by in the resin-bonded portion that is arranged on the drum frame, injecting molten resin, form in the method for reproducing of the Flame Image Process box that can load and unload on the device with respect to being positioned electrophotographic image fixing with cover, after the separating of drum frame and cover, can be easily and carry out the combination again of drum frame and cover securely.In addition, lost in the Flame Image Process box of commodity value to the degree that can not form image, can carry out the filling of developer simply at developer exhaustion.
Each operation in the method for reproducing of Flame Image Process box of the present invention is not limited to the order of above-mentioned operation, also can suitably change the order of above-mentioned operation.
Have again, also comprise following several situations in the present invention.
(1) when the Flame Image Process box is produced in regeneration, only re-uses the situation of producing again that the part that unloads from 1 Flame Image Process box carries out box.
(2) in the occasion of above-mentioned (1), the part that can not re-use for having reached life-span or damaged etc. re-uses the situation of producing again that part carries out box with new part or from what other box was unloaded down.
(3) when the Flame Image Process box is produced in regeneration, the part of unloading down from a plurality of Flame Image Process boxes is temporarily put together by every kind of identical parts, then, the part that selection and taking-up need from every kind of part re-uses the situation of producing again that its part carries out box.
(4) in the situation of above-mentioned (3),, carry out the situation of producing again of box with new part for having reached the part that life-span or damaged etc. can not re-use.
Have, so-called above-mentioned part is the part that constitutes certain part of box again.And, also comprise the least unit that can decompose or the situation of unit.
More than, according to the present invention, by injecting molten resin to resin-bonded portion, in the method for reproducing of the Flame Image Process box that drum frame and developing frame combine with second cover, can be easily and combining drum framework, developing frame and second cover more securely.
Claims (9)
1. the method for reproducing of a Flame Image Process box, this Flame Image Process box are to form the Flame Image Process box that device can load and unload with respect to electrophotographic image, and it comprises: the Electrophtography photosensor drum, support the bulging drum frame of above-mentioned Electrophtography photosensor; Be developed in the developer roll that above-mentioned Electrophtography photosensor drum is gone up the electrostatic latent image that forms with developer; Support the developing frame of above-mentioned developer roll, this developing frame has the developer receptacle portion of taking in above-mentioned developer; At the length direction above-mentioned developing frame of one distolateral positioning and fixing of above-mentioned drum frame and first cover of above-mentioned drum frame; At the length direction above-mentioned developing frame of another distolateral positioning and fixing of above-mentioned drum frame and second cover of above-mentioned drum frame; Be used for bulging support unit at the above-mentioned Electrophtography photosensor drum of above-mentioned drum frame upper support, this drum support unit is another distolateral being fixed on Screw on the Screw hole that is arranged on the above-mentioned drum frame of length direction of above-mentioned drum frame, by in the resin-bonded portion that is arranged on above-mentioned drum frame, above-mentioned developing frame and above-mentioned second cover, injecting molten resin, above-mentioned drum frame and above-mentioned developing frame are bonded on above-mentioned second cover
In the method for reproducing of above-mentioned Flame Image Process box, comprising:
(a) distolateral at the length direction of above-mentioned Flame Image Process box unloads the first cover operation that unloads of above-mentioned first cover from above-mentioned drum frame and above-mentioned developing frame;
(b) on another of the length direction of above-mentioned Flame Image Process box is distolateral, unload the second cover operation that unloads of above-mentioned second cover from above-mentioned drum frame and above-mentioned developing frame;
(c) unload the bulging support unit operation of unloading of above-mentioned bulging support unit from above-mentioned drum frame;
(d) the split-frame operation of above-mentioned developing frame of separation and above-mentioned drum frame;
(e) unload the developer roll operation from what above-mentioned developing frame unloaded above-mentioned developer roll;
(f) from recharging the developer operation to what developer was filled by above-mentioned developer receptacle portion by the developer replenishing mouth that is arranged on the above-mentioned developing frame that unloads from above-mentioned developing frame that above-mentioned developer roll exposes;
(g) developer roll is installed in fixedly developer roll operation on the developing frame;
(h) distolateral at above-mentioned length direction is installed in installation drum operation on the drum frame to the Electrophtography photosensor drum;
(i) distolateral at above-mentioned length direction, by the first cover positioning and fixing drum frame and developing frame in conjunction with the first framework operation;
(j) distolateral at another of above-mentioned length direction, by the second cover positioning and fixing drum frame and developing frame in conjunction with the second framework operation;
(k) in another distolateral, as above-mentioned bulging support unit to be installed interim installation drum support unit operation of the length direction of above-mentioned drum frame temporarily in order to support the Electrophtography photosensor drum;
(l) by using above-mentioned Screw fixed part to be installed on the mounting hole that is arranged on above-mentioned second cover and above-mentioned bulging support unit and above-mentioned second cover are installed in the installation second cover operation on the above-mentioned drum frame.
2. the method for reproducing of Flame Image Process box as claimed in claim 1,
The said fixing parts have:
Flange part with diameter bigger than the diameter of above-mentioned mounting hole, this flange part contacts with second cover;
The bottom that contacts with the head of above-mentioned Screw;
In conjunction with above-mentioned flange part and above-mentioned bottom, have a cylindrical portion of the diameter bigger than the diameter of above-mentioned Screw head.
3. the method for reproducing of Flame Image Process box as claimed in claim 1,
The said fixing parts have:
Along radially extending of above-mentioned mounting hole the roughly rectangular flange part bigger than the diameter of above-mentioned mounting hole, this flange part contacts with second cover;
The bottom that contacts with the head of above-mentioned Screw;
In conjunction with above-mentioned flange part and above-mentioned bottom, have a cylindrical portion of the diameter bigger than the diameter of above-mentioned Screw head.
4. as the method for reproducing of claim 2 or 3 described Flame Image Process boxes,
When the said fixing parts were installed on the above-mentioned drum frame, above-mentioned flange part pressed against above-mentioned second cover on the above-mentioned bulging support unit.
5. as the method for reproducing of claim 2 or 3 described Flame Image Process boxes,
The height of the head of the above-mentioned Screw of aspect ratio of above-mentioned cylindrical portion is big.
6. the method for reproducing of Flame Image Process box as claimed in claim 1,
The material of said fixing parts is metals.
7. the method for reproducing of Flame Image Process box as claimed in claim 1,
The material of said fixing parts is resins.
8. the method for reproducing of Flame Image Process box as claimed in claim 1,
In above-mentioned installation drum operation, the above-mentioned Electrophtography photosensor drum that is supported is new Electrophtography photosensor drum.
9. the method for reproducing of Flame Image Process box as claimed in claim 1,
At the above-mentioned above-mentioned cover that uses in conjunction with the second framework operation is at the above-mentioned above-mentioned cover that unloads in the second cover operation that unloads.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP121927/2004 | 2004-04-16 | ||
| JP2004121927 | 2004-04-16 | ||
| JP112646/2005 | 2005-04-08 |
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| Publication Number | Publication Date |
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| CN1728015A CN1728015A (en) | 2006-02-01 |
| CN100399210C true CN100399210C (en) | 2008-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100643933A Expired - Fee Related CN100399210C (en) | 2004-04-16 | 2005-04-15 | Process cartridge remanufacturing method |
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| CN (1) | CN100399210C (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101070621B1 (en) * | 2007-01-31 | 2011-10-07 | 삼성전자주식회사 | Developing cartridge and image forming apparatus including the same |
| JP4986948B2 (en) | 2008-07-31 | 2012-07-25 | キヤノン株式会社 | Process cartridge and method for removing magnet roller from process cartridge |
| JP5136582B2 (en) * | 2010-03-24 | 2013-02-06 | ブラザー工業株式会社 | Developer cartridge |
| KR102128342B1 (en) * | 2016-07-04 | 2020-07-08 | 캐논 가부시끼가이샤 | Reproduction method for developing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002014594A (en) * | 2000-06-28 | 2002-01-18 | Canon Inc | Recycling method for process cartridge |
| CN1384407A (en) * | 2001-04-27 | 2002-12-11 | 佳能株式会社 | Processing box and its regeneration method |
| US6519430B2 (en) * | 2000-06-28 | 2003-02-11 | Canon Kabushiki Kaisha | Remanufacturing method comprising developing blade dismounting and mounting steps |
-
2005
- 2005-04-15 CN CNB2005100643933A patent/CN100399210C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002014594A (en) * | 2000-06-28 | 2002-01-18 | Canon Inc | Recycling method for process cartridge |
| US6519430B2 (en) * | 2000-06-28 | 2003-02-11 | Canon Kabushiki Kaisha | Remanufacturing method comprising developing blade dismounting and mounting steps |
| CN1384407A (en) * | 2001-04-27 | 2002-12-11 | 佳能株式会社 | Processing box and its regeneration method |
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