CN201229469Y - Developing box - Google Patents
Developing box Download PDFInfo
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- CN201229469Y CN201229469Y CNU2008200034987U CN200820003498U CN201229469Y CN 201229469 Y CN201229469 Y CN 201229469Y CN U2008200034987 U CNU2008200034987 U CN U2008200034987U CN 200820003498 U CN200820003498 U CN 200820003498U CN 201229469 Y CN201229469 Y CN 201229469Y
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- gear
- developer roll
- delevoping cartridge
- protrusion tab
- stirrer
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Abstract
The utility model aims at providing an improved utility model of a developing box which can detect new products in an image forming device, the developing box (28) comprises a computer case body (box main body 60 and a cover body 70) whose inner contains developing agent, a developer roll (31) which can be rotatably supported on the developer roll (31) and a detecting part (90) on the computer case body, wherein the detecting part (90) is provided with a projecting piece (91) which is projected to the outer side from the external surface (71) of the computer case body and a supporting part (92) which supports the projecting piece (91) and can move corresponding to the computer case body. The projecting piece (91) is provided with an elastic body.
Description
Technical field
The utility model relates to can carry out the Delevoping cartridge that new product detects in the image processing system.
Background technology
Generally speaking, in image processing systems such as laser printer, the Delevoping cartridge of accommodating toner is installed releasably on its apparatus main body.As this image processing system, in the past, judged that whether the Delevoping cartridge installed was that the image processing system of new product (new product detection) is known (referring to patent documentation 1).
Particularly, in the patent documentation 1 disclosed image processing system, on its apparatus main body, be provided with: the topworks of swing arch freely, to the neutral position to the spring of topworks's application of force, detect topworks swing sensor and carry out the control device that new product detects according to signal from sensor.And be provided with in being installed on the Delevoping cartridge of image processing system: the tabular butt projection of stretching out to radial outside from predetermined axial region, to be the center with above-mentioned axial region mesh and driving force passed to the gear mechanism of developer roll with the detection of gear of butt projection one rotation and with this detection of gear.
In this image processing system, when being installed to Delevoping cartridge on the apparatus main body, the butt projection pushes an end of topworks and makes topworks's swing, arrives this swing by sensor.The detected signal of this sensor is sent to control device, and control device is judged as Delevoping cartridge after receiving this detection signal be new product.
And, in this image processing system, after installing Delevoping cartridge, for example when closing protecgulum, carry out preheating action (the idle running action: ガ ラ returns Move and does) by control device.Here, so-called idle running action is meant the action that makes agitating plate (stirrer) rotation in the Delevoping cartridge in order to stir the toner in the Delevoping cartridge.
In the process of carrying out this idle running action,, pass to the stirrer and the detection of gear of Delevoping cartridge via gear mechanism from the transmission power that is located at the drive source on the apparatus main body.Thus, stirrer begins agitation of toner, and the butt projection is rotated and disengaging topworks.So, the butt projection begins to move from initial position, when the Delevoping cartridge after therefore will using is also installed once more from the apparatus main body dismounting, since the butt projection no longer with topworks's butt, so control device does not receive the signal from the sensor of topworks, thereby judge that Delevoping cartridge is used.
Patent documentation 1: 2006-No. 267994 communiques of TOHKEMY
But, can carry out the Delevoping cartridge that new product detects about this, require to carry out various improvement.
The utility model content
Therefore, the purpose of this utility model is to provide a kind of improvement utility model of Delevoping cartridge.
The utility model that is used to address the above problem is following a kind of Delevoping cartridge, and it comprises: the framework of developer is accommodated in inside; Rotatably be supported on the developer roll on the described framework; And detection part, it has from the outstanding laterally protrusion tab of the outside surface of described framework and supports the support component that described protrusion tab also can move relative to described framework; It is characterized in that described protrusion tab has elastic body.
According to the utility model, because protrusion tab has elastic body, so for example when Delevoping cartridge is installed, even protrusion tab and miscellaneous part sharp impacts also can suppress the breakage of protrusion tab.
According to the utility model, owing to protrusion tab is made of elastic body, so can suppress because of causing the protrusion tab breakage with the miscellaneous part collision.
Description of drawings
Fig. 1 is the side sectional view of the laser printer that relates to of expression the utility model first embodiment.
Fig. 2 is the side view (b) of the state of the side view (a) of the state behind the dismounting lid of expression Delevoping cartridge and expression installation lid.
Fig. 3 is the skeleton view of expression cam and detection part.
Fig. 4 be the expression support component with the figure of the fixture construction of protrusion tab, promptly, the expression cut-open view (a), expression that support the structure of protrusion tab with a pair of holding piece of the front end bending mounting groove support section that is the T font with section is the cut-open view (b) of structure of protrusion tab of T font and the cut-open view (c) that makes the structure that the engaging protrusion of formation on the hole of protrusion tab and the side in a pair of holding piece engages.
To be expression remove the cut-open view of the state behind the Delevoping cartridge from main body case to Fig. 5.
Fig. 6 is the skeleton view of each component parts of expression new product pick-up unit.
Fig. 7 be used to illustrate the key diagram of the action of detection part, promptly, the key diagram (c) of the state of the detection part the when key diagram (b) of the state when key diagram (a), the expression of the detection part when expression is installed in Delevoping cartridge on the main body case and the relation between the detection arm begin to dally action and cam rotation half-turn.
Fig. 8 be used to illustrate detection arm forward lateral deviation from the time detection part action key diagram,, the key diagram (c) of the state of detection part when the key diagram (b) of state when key diagram (a), the expression of detection part when expression is installed in Delevoping cartridge on the main body case and the relation between the detection arm begin to dally action and cam rotation half-turn.
Fig. 9 is the vertical view (b) of the state of the vertical view (a) of state of the protrusion tab 91 of expression detection arm when being positioned at the inboard and the detection arm protrusion tab 91 when being positioned at the front side.
Figure 10 is the side view of the Delevoping cartridge that relates to of expression second embodiment.
Figure 11 be the key diagram of the action of the detection part that is used to illustrate that second embodiment relates to, promptly, the dally key diagram (b) of the state after moving of the key diagram (a) of the detection part when expression is installed in Delevoping cartridge on the main body case and the relation between the detection arm and expression.
Figure 12 is the side view (b) of the state of the side view (a) of the state behind the dismounting lid of the Delevoping cartridge that relates to of expression the 3rd embodiment and expression installation lid.
Figure 13 is the skeleton view of details of the detection part of expression Figure 12.
Figure 14 be the key diagram of the action of the detection part that is used to illustrate that the 3rd embodiment relates to, promptly, the detection part when expression is installed in Delevoping cartridge on the main body case and the key diagram (a) of the relation between the detection arm and the key diagram (b) that expression begins the state after moving that dallies.
Figure 15 is the side view (b) of the state of the side view (a) of the state behind the dismounting lid of the Delevoping cartridge that relates to of expression the 4th embodiment and expression installation lid.
Figure 16 be observe from the inboard key diagram of the action of the detection part that explanation the 4th embodiment relates to, promptly, the dally key diagram (b) of position of the detection part after moving of the key diagram (a) of the position of the detection part when expression is installed in Delevoping cartridge on the main body case and representing.
Figure 17 is the dally side view (b) of the state after moving of the side view (a) of the state of expression when observing the box main body of the Delevoping cartridge that the 5th embodiment relates to from the left side and expression.
The side view (a) of the state that Figure 18 is expression when the box main body of the Delevoping cartridge that the 6th embodiment relates to is observed in the left side and be illustrated in the hypodontia gear of Figure 18 (a) and the stirrer-driven gear between be provided with the side view (b) of the form of neutral gear.
Embodiment
(first embodiment)
Then, explain first embodiment of the present utility model with reference to suitable accompanying drawing.In addition, in the following description, after at first the integral body of simple declaration laser printer constitutes, describe characteristic of the present utility model again in detail.And, in the following description, describe as the direction of benchmark according to the user when using laser printer 1.That is, in Fig. 1, the right side is called " front side ", the left side is called " inboard ", the inboard in the direction of vertical paper is called " right side ", the front side in the direction of vertical paper is called " left side ".In addition, about above-below direction, directly the above-below direction with accompanying drawing is called " above-below direction ".
The integral body of＜laser printer constitutes 〉
As shown in Figure 1, laser printer 1 comprises the sheet feed section 4 that is used for supplying with paper 3 in main body case 2, the image forming part 5 that is used for formation image on paper 3 etc.
The formation of＜sheet feed section 〉
The formation of＜image forming part 〉
Delevoping cartridge 28 can freely load and unload by drum unit 51 relative main body cases 2, or the drum unit 51 of relative fixed on main body case 2 freely loads and unloads.Delevoping cartridge 28 mainly comprises developer roll 31, bed thickness confinement plate 32, donor rollers 33 and toner dispenser 34.
In this Delevoping cartridge 28, as the toner of an example of the developer in the toner dispenser 34, after stirring by stirrer 34A, supply with developer rolls 31 by donor rollers 33, at this moment between donor rollers 33 and the developer roll 31 because of the friction positively charged.Supply to the toner on the developer roll 31, along with rotating between bed thickness confinement plate 32 and the developer roll 31 of developer roll 31, and then frictional electrification and being supported on the developer roll 31 as certain thickness thin layer.In addition, describe the detailed content of Delevoping cartridge 28 later in detail.
Then, by the rotation of developer roll 31, the toner that is supported on the developer roll 31 is supplied to the lip-deep electrostatic latent image that is formed at photosensitive drums 27, forms the toner picture on the surface of photosensitive drums 27.Then, conveyance of sheets 3 between photosensitive drums 27 and transfer roll 30, thus the lip-deep toner that will be supported at photosensitive drums 27 looks like to be transferred on the paper 3.
The detailed construction of＜Delevoping cartridge 〉
Then, the detailed construction as the Delevoping cartridge 28 of characteristic of the present utility model is described.
As Fig. 2 (a) and (b), Delevoping cartridge 28 also has as the box main body 60 of an example of framework and lid 70 etc. except having above-mentioned developer roll 31 grades.Lid 70 releasably is installed on the left surface of box main body 60, shown in Fig. 2 (a), between box main body 60 and lid 70, be provided be used for driving force etc. pass to developer roll 31 etc. gear mechanism 61, can be to the cam 80 of a direction rotation and the detection part 90 that can move along the vertical direction.
As shown in Figure 3, cam 80 comprises the gear part 81 of semicircle shape and the diameter support portion 82 greater than the semicircle shape of gear part 81.On said gear portion 81 and support portion 82, be formed with through hole 83 by the gear part 81 of semicircle shape and the center of support portion 82, thus by back shaft 67 supporting cam wheels 80 that form on the left surface of box main body 60, and cam 80 is rotatable.Shown in Fig. 2 (a), at Delevoping cartridge 28 when not using, gear part 81 and 66 engagements of stirrer-driven gear, and support detection part 90 from downside with the barrel surface of support portion 82.
In addition, in other words, being configured to of cam 80, support portion 82 plays a role as the cam that contacts with detection part 90.Gear part 81 plays a role as the hypodontia gear, in the part formative gear tooth portion of its semicircular cylinder face, forms the toothless portion) that does not contact with stirrer-driven gear 66 at remaining planar section.The support portion 82 that plays a role as cam is with coaxial with the gear part that plays a role as the hypodontia gear 81 and can be provided with the mode of its one rotation.
As shown in Figure 3, detection part 90 comprises: from the outstanding laterally protrusion tab 91 of the outside surface 71 of lid 70 with support the support component 92 that protrusion tab 91 also can move relative to box main body 60.
In other words, installation direction is meant on the inboard end of box main body shown in Figure 2 60 the also column direction that the 60B of wall portion of the roller support portion 60A that forms and support developer roll 31 and the front side of box main body 60 arranges.Here, the 60B of wall portion of the front side of box main body 60 is positioned at a side opposite with roller support portion 60A with respect to the resettlement section 60C (referring to Fig. 1) that accommodates toner.
As shown in Figure 3, in the left and right directions substantial middle portion of the front-back of support component 92, form the slide plate 93 outstanding and that extend along above-below direction of the direction outside forwards, backwards.And, shown in Fig. 4 (a), on the left surface 92A of support component 92, be formed for supporting securely the support portion 94 of protrusion tab 91.In addition, for convenience of explanation, in Fig. 2, omitted diagram to this support portion 94.
In addition,, be not limited to the structure among Fig. 4 (a), also can adopt other structures as the support portion.
For example, shown in Fig. 4 (b), when protrusion tab 95 formation sections are the T font, can on the left surface 92A of support component 92, form the mounting groove 96 that section is the T font.Particularly, in this mode, protrusion tab 95 has the laminar main part 95A of formation and root 95B, and wherein root 95B and main part 95A form orthogonally, and are integrally formed at the right-hand member of main part 95A highlightedly from the two sides of main part 95A.And mounting groove 96 has resettlement section 96B and the peristome 96A of the root 95B that is used to accommodate protrusion tab 95, and wherein peristome 96A forms narrowlyer than this resettlement section 96B, and makes the main part 95A of protrusion tab 95 outstanding laterally.Thus, can make the root 95B of protrusion tab 95 be difficult for getting loose from mounting groove 96.
Shown in Fig. 4 (c), when forming hole 97A in the right part of laminar protrusion tab 97, can form have the hole 98A that aligns with this hole 97A a pair of holding piece 98 as the support portion.Thus, by mounting screw N on the hole 98A of the hole of protrusion tab 97 97A and a pair of holding piece 98, can make protrusion tab 97 be difficult for getting loose from a pair of holding piece 98.
As shown in Figure 3, the protrusion tab 91 that is formed for making detection part 90 on lid 70 is from outstanding laterally peristome 72 of outside surface 71 and the chute 73 that forms in the inboard of the front and rear edge portion of peristome 72.Chute 73 is at the section on the inside that is formed at lid 70 between the inside of the slide rail sheet 74 of L font and lid 70 and forms.
Insert these chutes 73 by slide plate 93, make protrusion tab 91 outstanding laterally, and can roughly move relative to lid 70 along above-below direction (direction of intersecting with installation direction) from peristome 72 with detection part 90.
In addition, as shown in Figure 5, in main body case 2, be provided with known drive unit 110 and new product pick-up unit 120.Below it is carried out simple declaration.
The part setting of the installation Delevoping cartridge 28 in main body case 2: be used for driving force pass to Delevoping cartridge 28 input gear 62 drive unit 110 and detect whether Delevoping cartridge 28 is the new product pick-up unit 120 of new product.In addition, in the present embodiment, the Delevoping cartridge of so-called new product (using) is meant as yet not to importing the Delevoping cartridge that gear 62 applies driving force, do not drive developer roll 31.And the Delevoping cartridge of so-called old product (using) is meant input gear 62 is applied the Delevoping cartridge that driving force, developer roll 31 be driven.
As shown in Figure 6, new product pick-up unit 120 mainly comprises optical sensor 121, detection arm 122, volute spring 123 and control device 124.
Then, the action of the detection part 90 when being installed on Delevoping cartridge 28 on the main body case 2 describes.
As shown in Figure 5, when the Delevoping cartridge 28 with new product was installed in the main body case 2, shown in Fig. 7 (a), the protrusion tab 91 of detection part 90 contacted with the bottom of detection arm 122, with the bottom of protrusion tab 91 pushing detection arm 122 it was moved inward thus.
Like this, when detection arm 122 swings, be judged as new product by above-mentioned control device 124.Then, when moving by the known idle running of control device 124 execution, then shown in Fig. 7 (b), the driving force of drive unit 110 is via importing the gear part 81 that gear 62, neutral gear 65 and stirrer-driven gear 66 are passed to cam 80, and cam 80 is rotated counterclockwise.
When cam 80 during from initial position rotation half-turn, the gear part 81 of cam 80 breaks away from stirrer-driven gears 66, and cam 80 stops the rotation, and cam 80 rests on this position.Thus, because detection part 90 can not be back to original position (position of top), even therefore the Delevoping cartridge 28 after will using is temporarily installed after main body case 2 is removed once more, protrusion tab 91 can not contact with detection arm 122 yet, detection arm 122 can not swung, and can be judged as old product (using) by control device 124 thus.
Then, to detection arm 122 because of error or specification than above-mentioned position forward lateral deviation from the time the action of detection part 90 describe.
Shown in Fig. 8 (a), when the Delevoping cartridge 28 with new product was installed in the main body case 2, the protrusion tab 91 of detection part 90 engaged with the bottom of detection arm 122 under the state of significantly deflection.That is, when detection arm 122 was positioned at the inboard shown in Fig. 7 (a), shown in Fig. 9 (a), the deflection of protrusion tab 91 was less; When detection arm 122 was positioned at the front side shown in Fig. 8 (a), shown in Fig. 9 (b), the deflection of protrusion tab 91 was bigger.Thus, ground same as described above, detection arm 122 can and only not swung scheduled volume to the excessive swing in inboard, is judged as new product by control device 124.Then, as Fig. 8 (b) with (c), when carrying out the idle running action, ground same as described above, cam 80 rotation half-turns, thus detection part 90 is slided downwards, detection arm 122 is returned the neutral position.
As mentioned above, can obtain following effect in the present embodiment.
Because the protrusion tab 91 of detection part 90 is made of elastic body, so for example when Delevoping cartridge 28 is installed,, also can suppress the breakage of protrusion tab 91 even protrusion tab 91 collides tempestuously with miscellaneous part.And, because protrusion tab 91 is made of elastic body,, also can make detection arm 122 only swing scheduled volume even when detection arm 122 is configured because of error or specification depart from installation direction, therefore can not damage detection arm 122 ground and carry out new product well and detect.
Owing on lid 70, form chute 73, and on detection part 90, form the slide plate 93 that engages with chute slidably, so detection part 90 is moved along straight line reliably along the direction (above-below direction) of chute 73.
(second embodiment)
Then, suitably describe second embodiment of the present utility model in detail with reference to suitable accompanying drawing.In addition, in the present embodiment, owing to changed the structure of the part of above-mentioned first embodiment, so for the inscape mark same numeral identical with first embodiment, and omit explanation.
As shown in figure 10, the Delevoping cartridge 282 that second embodiment relates to replaces the cam 80 that adopts in first embodiment, forms the structure that supports detection part 90 with rack member 200 from downside.
The rack tooth 220 that rack member 200 comprises the main part 210 of essentially rectangular, form at the lower surface of main part 210, outstanding upward and support the support portion 230 of detection part 90 and from the outstanding to the right slide plate 240 of the right flank of main part 210 from downside from the front side of the upper surface of main part 210.Rack member 200 can move by the installation direction along Delevoping cartridge 282 by its slide plate 240 is engaged with the chute 601 that forms on box main body 600 slidably.
And, between the rack tooth 220 of rack member 200 and stirrer-driven gear 66, be provided with first gear 300 of stirrer-driven gear 66 engagements and as with second gear 310 of the pinion wheel of first gear 300 and rack tooth 220 engagements.Second gear 310 is as the hypodontia gear that is formed with toothless portion), can make only side shifting forward of rack member 200 thus.In addition, also can replace second gear 310 and with first gear 300 as the hypodontia gear.
When being installed to the Delevoping cartridge 282 of said structure on the main body case 2 under the new product state, shown in Figure 11 (a), the protrusion tab 91 of detection part 90 engages with the bottom of detection arm 122.Thus, with first embodiment in the same manner, detection arm 122 swing is judged as new product by control device 124.
Then, shown in Figure 11 (b), when carrying out the idle running action, the rotation by first gear 300 and second gear 310 makes rack member 200 side shifting forward, and the support portion 230 of rack member 200 breaks away from the lower surface of detection parts 90.Thus, detection part 90 slides downwards, and protrusion tab 91 breaks away from the bottom of detection arm 122, and detection arm 122 is returned the neutral position.
Therefore, in second embodiment, also can reach the effect identical with first embodiment.
(the 3rd embodiment)
Then, describe the 3rd embodiment of the present utility model in detail with reference to suitable accompanying drawing.In addition, in the present embodiment, owing to changed the structure of the part of the respective embodiments described above, so for inscape mark same numeral identical and omission explanation with the respective embodiments described above.
As Figure 12 (a) and (b), the Delevoping cartridge 283 that the 3rd embodiment relates to forms the structure that detection part 900 can be moved along the installation direction of Delevoping cartridge 283.Particularly, detection part 900, as shown in figure 13, except have with the same protrusion tab 91 and support component 92 that constitutes of first embodiment, also have on the right side of the lower surface of support component 92 and arrange the rack tooth 903 that ground forms along the length direction of support component 92.
When being installed to the Delevoping cartridge 283 of said structure on the main body case 2 under the new product state, shown in Figure 14 (a), the protrusion tab 91 of detection part 900 engages with the bottom of detection arm 122.Thus, with first embodiment in the same manner, detection arm 122 swing is judged as new product by control device 124.
Then, shown in Figure 14 (b), when carrying out the idle running action, the rotation by first gear 300 and second gear 310 makes detection part 900 side shifting forward, engaging between the bottom of protrusion tab 91 and detection arm 122 is disengaged, and detection arm 122 is returned the neutral position.
Therefore, in the 3rd embodiment, also can reach the effect identical with first embodiment.
(the 4th embodiment)
Then, suitably describe the 4th embodiment of the present utility model in detail with reference to suitable accompanying drawing.In addition, in the present embodiment, owing to changed the structure of the part of the respective embodiments described above, so for the inscape mark same numeral identical with the respective embodiments described above, and omit explanation.
As Figure 15 (a) and (b), the Delevoping cartridge 284 that the 4th embodiment relates to forms and makes detection part 910 to the structure of rotating away from the direction of box main body 620.
And, between second bevel gear 330 and stirrer-driven gear 66, the neutral gear 340 that neutral gear 370 is set and meshes with this neutral gear 370. Neutral gear 370 and 66 engagements of stirrer-driven gear, neutral gear 340 and 330 engagements of second bevel gear.Neutral gear 340 forms the hypodontia gear with toothless portion), thus as Figure 15 (a) and (b), and the mobile downwards scheduled volume of detection part 910.In addition, also can replace neutral gear 340 and with first bevel gear 320 or second bevel gear 330 as the hypodontia gear.
Therefore, in the 4th embodiment, also can reach the effect identical with first embodiment.
(the 5th embodiment)
Then, suitably describe the 5th embodiment of the present utility model in detail with reference to suitable accompanying drawing.In addition, in the present embodiment, owing to changed the structure of the part of the respective embodiments described above, so for the inscape mark same numeral identical with the respective embodiments described above, and omit explanation.
Shown in Figure 17 (a), the Delevoping cartridge 285 that the 5th embodiment relates to forms the structure that detection part 920 is rotated to the left surface along box main body 630.
As mentioned above, in the 5th embodiment, also can reach the effect identical with first embodiment.
(the 6th embodiment)
Then, suitably describe the 6th embodiment of the present utility model in detail with reference to suitable accompanying drawing.In addition, in the present embodiment, owing to changed the structure of the part of the respective embodiments described above, so for the inscape mark same numeral identical with the respective embodiments described above, and omit explanation.
Shown in Figure 18 (a), the Delevoping cartridge 286 that the 6th embodiment relates to forms the structure that detection part 930 is rotated to the left surface along box main body 640.
Particularly, detection part 930 has the protrusion tab identical with first embodiment 91 and supports this protrusion tab 91 and the hypodontia gear 932 of a part and 66 engagements of stirrer-driven gear.In addition, in the present embodiment, though support the part of the integrally formed hypodontia gear 932 of support component of protrusion tab 91, the utility model is not limited thereto, and also can fix the support component that constitutes with 932 splits of hypodontia gear on hypodontia gear 932.
Thus, when carrying out the idle running action, hypodontia gear 932 is rotated counterclockwise, Yi Bian the further side shifting inwards of protrusion tab 91 deflection deformations on one side breaks away from not shown detection arm then, makes detection arm return the neutral position thus.And shown in Figure 18 (b), when between hypodontia gear 932 and stirrer-driven gear 66 neutral gear 360 being set, it is opposite that the sense of rotation of hypodontia gear 932 becomes.Therefore, in this structure, when carrying out the idle running action, hypodontia gear 932 turns clockwise, and protrusion tab 91 breaks away from not shown detection arm, makes detection arm return the neutral position thus.In addition, also can replace the mode of Figure 18 (b), hypodontia gear 932 is set as the ordinary gear of complete all formative gear portion, and with neutral gear 360 as the hypodontia gear.
Therefore, in the 6th embodiment, also can reach the effect identical with first embodiment.
In addition, the utility model is not limited to the respective embodiments described above, can adopt the variety of way shown in following each example.
In the respective embodiments described above, though it is laminar that protrusion tab is formed, the utility model is not limited thereto, so long as shape that can deflection deformation adopts which kind of shape (for example bar-shaped) all can.
The quantity of each gear in the respective embodiments described above and layout also can suitably change.For example, in the first embodiment,, the gear of regulation number can be set between them also though make cam 80 direct and stirrer-driven gear 66 engagements.And, also cam 80 directly or via the gear of regulation number can be connected on the neutral gear 65.
In the first embodiment, by the support of removing 80 pairs of detection parts 90 of cam make detection part 90 downwards straight line move, but the utility model is not limited thereto.And, though cam 80 is directly contacted with detection part 90, but the utility model is not limited thereto, and the parts that move to the direction identical with detection part 90 also can be set between cam 80 and detection part 90, makes cam 80 and detection part 90 indirect contacts via these parts.
In the first embodiment, though detection part 90 moves downwards by gravity, but the utility model is not limited thereto, and the force application parts such as spring to detection part 90 application of forces for example also can be set downwards, by this force application part detection part 90 is moved downwards.
In the second or the 3rd embodiment, though make rack member 200 or detection part 900 from the inboard side shifting forward, but the utility model is not limited thereto, and side direction is inboard mobile in the past also can to make detection part 900 as Figure 18 (a) of the 6th embodiment shown in by suitable configuration gear etc.
In the respective embodiments described above, though protrusion tab is formed by polyethylene terephthalate, the utility model is not limited thereto, and also can be formed by silicon, polyurethane, sheet metal, cardboard.
In addition, in the respective embodiments described above, though protrusion tab is formed by flexible thin sheet parts, the utility model is not limited thereto, and for example also can constitute protrusion tab by the elastic body of deflections such as leaf spring or volute spring distortion and the plate-shaped member of inflexibility.
Claims (15)
1. Delevoping cartridge comprises:
Framework, developer is accommodated in inside;
Developer roll rotatably is supported on the described framework; And
Detection part, it has from the outstanding laterally protrusion tab of the outside surface of described framework and supports the support component that described protrusion tab also can move relative to described framework;
It is characterized in that,
Described protrusion tab has elastic body.
2. Delevoping cartridge as claimed in claim 1, wherein,
Described protrusion tab forms laminar; And,
The a pair of holding piece of the described protrusion tab of clamping is set on described support component;
Each leading section of described a pair of holding piece forms agley to described protrusion tab.
3. Delevoping cartridge as claimed in claim 1, wherein,
Described protrusion tab comprise form laminar main part and
Root, described root and described main part form orthogonally, and are integrally formed at an end of described main part highlightedly from the two sides of described main part;
Form mounting groove on described support component, described mounting groove has the resettlement section of the root of accommodating described protrusion tab and forms narrowly than this resettlement section and peristome that the main part that makes described protrusion tab is given prominence to laterally.
4. as each described Delevoping cartridge in the claim 1 to 3, wherein,
Described support component with can be described relatively the mode of framework rotation be provided with.
5. Delevoping cartridge as claimed in claim 4, wherein,
Comprise: the developer roll driven wheel, it is provided with in mode coaxial with described developer roll and that can relative described developer roll rotate integratedly;
The input gear, itself and described developer roll driven wheel mesh, and from outside transmission of drive force;
The stirrer-driven gear, it is via neutral gear and described input gearing mesh; With
Hypodontia gear, its part have from the gear teeth portion of described neutral gear or described stirrer-driven gear transmission driving force, and remainder has the toothless portion) that can not transmit from the driving force of described neutral gear or described stirrer-driven gear;
Described support component is being provided with the mode of described hypodontia gear one rotation.
6. as each described Delevoping cartridge in the claim 1 to 3, wherein,
Comprise cam, it rotatably is supported on the described framework, and contacts directly or indirectly with described detection part;
Described support component constitutes in the mode of carrying out straight line by described cam and moving.
7. as each described Delevoping cartridge in the claim 1 to 3, wherein,
Comprise: pinion wheel rotatably is supported on the described framework; With
Rack tooth, be located on the described support component and with described pinion;
Rotation by described pinion wheel pushes described rack tooth, so that described detection part straight line moves.
8. as each described Delevoping cartridge in the claim 1 to 3, wherein,
Comprise: pinion wheel rotatably is supported on the described framework; With
Rack member, its lower surface has the rack tooth with described pinion, and the part of its upper surface has the support portion of supporting described support component from downside;
Rotation by described pinion wheel pushes described rack tooth laterally moves described rack member, so that described support portion breaks away from described support component, thereby described support component is moved downwards.
9. Delevoping cartridge as claimed in claim 6, wherein,
Comprise: the developer roll driven wheel, it is provided with in mode coaxial with described developer roll and that can relative described developer roll rotate integratedly;
The input gear, itself and described developer roll driven wheel mesh, and from outside transmission of drive force;
The stirrer-driven gear, it is via neutral gear and described input gearing mesh; With
Hypodontia gear, its part have from the gear teeth portion of described neutral gear or described stirrer-driven gear transmission driving force, and remainder has the toothless portion) that can not transmit from the driving force of described neutral gear or described stirrer-driven gear;
Described cam is provided with in mode coaxial with described hypodontia gear and that can relative described hypodontia gear rotate integratedly.
10. Delevoping cartridge as claimed in claim 7, wherein,
Comprise: the developer roll driven wheel, it is provided with in mode coaxial with described developer roll and that can relative described developer roll rotate integratedly;
The input gear, itself and described developer roll driven wheel mesh, and from outside transmission of drive force; With
The stirrer-driven gear, it is via neutral gear and described input gearing mesh;
Described pinion wheel is the hypodontia gear, its part has from described neutral gear or described stirrer-driven gear transmission driving force and with driving force and passes to the gear teeth portion of described rack tooth, and remainder has the toothless portion) that can not transmit from the driving force of described neutral gear or described stirrer-driven gear.
11. Delevoping cartridge as claimed in claim 8, wherein,
Comprise: the developer roll driven wheel, it is provided with in mode coaxial with described developer roll and that can relative described developer roll rotate integratedly;
The input gear, itself and described developer roll driven wheel mesh, and from outside transmission of drive force; With
The stirrer-driven gear, it is via neutral gear and described input gearing mesh;
Described pinion wheel is the hypodontia gear, its part has from described neutral gear or described stirrer-driven gear transmission driving force and with driving force and passes to the gear teeth portion of described rack tooth, and remainder has the toothless portion) that can not transmit from the driving force of described neutral gear or described stirrer-driven gear.
12. Delevoping cartridge as claimed in claim 6, wherein,
Form on the side in described framework and described support component along the chute of the moving direction of described detection part, on the opposing party, form the slide plate that engages slidably with described chute.
13. Delevoping cartridge as claimed in claim 4, wherein,
One end of described support component is being supported on the described framework around the mode with the axle rotation of the rotating shaft parallel of described developer roll; And
Also have cam, the other end butt of described cam and described support component, and rotatably be supported on the described framework.
14. Delevoping cartridge as claimed in claim 4, wherein,
On described framework rotary body is set, described rotary body can be that the center is rotated with the axle with the rotating shaft direct cross of described developer roll;
On described rotary body, fix described support component.
15. Delevoping cartridge as claimed in claim 1, wherein,
Described protrusion tab is made of in polyethylene terephthalate, silicon, polyurethane, sheet metal, the cardboard any one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008020532 | 2008-01-31 | ||
| JP2008020532A JP2009180983A (en) | 2008-01-31 | 2008-01-31 | Developing cartridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201229469Y true CN201229469Y (en) | 2009-04-29 |
Family
ID=40634415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200034987U Expired - Lifetime CN201229469Y (en) | 2008-01-31 | 2008-03-07 | Developing box |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2009180983A (en) |
| CN (1) | CN201229469Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013040989A1 (en) * | 2011-09-23 | 2013-03-28 | 珠海天威飞马打印耗材有限公司 | Developing cartridge |
| CN104678729A (en) * | 2011-03-31 | 2015-06-03 | 兄弟工业株式会社 | Cartridge |
| CN105137735A (en) * | 2011-11-24 | 2015-12-09 | 兄弟工业株式会社 | Cartridge Provided With Pivotable Member for New Product Detection |
| CN108255033A (en) * | 2016-12-28 | 2018-07-06 | 兄弟工业株式会社 | Delevoping cartridge |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4919124B2 (en) | 2010-03-31 | 2012-04-18 | ブラザー工業株式会社 | cartridge |
| JP5115607B2 (en) | 2010-08-31 | 2013-01-09 | ブラザー工業株式会社 | Caps and cartridges |
| JP5716498B2 (en) * | 2011-03-31 | 2015-05-13 | ブラザー工業株式会社 | cartridge |
| JP6102573B2 (en) | 2013-06-28 | 2017-03-29 | ブラザー工業株式会社 | cartridge |
| JP6127779B2 (en) | 2013-06-28 | 2017-05-17 | ブラザー工業株式会社 | cartridge |
| JP6060866B2 (en) | 2013-09-20 | 2017-01-18 | ブラザー工業株式会社 | Image forming apparatus |
| JP6064867B2 (en) | 2013-10-31 | 2017-01-25 | ブラザー工業株式会社 | cartridge |
| JP6136938B2 (en) | 2014-01-06 | 2017-05-31 | ブラザー工業株式会社 | Developer cartridge |
| JP6137029B2 (en) | 2014-03-31 | 2017-05-31 | ブラザー工業株式会社 | cartridge |
| JP6135583B2 (en) | 2014-03-31 | 2017-05-31 | ブラザー工業株式会社 | cartridge |
| JP6137027B2 (en) | 2014-03-31 | 2017-05-31 | ブラザー工業株式会社 | cartridge |
| JP6079687B2 (en) | 2014-03-31 | 2017-02-15 | ブラザー工業株式会社 | cartridge |
| JP6137028B2 (en) | 2014-03-31 | 2017-05-31 | ブラザー工業株式会社 | cartridge |
| JP6221905B2 (en) | 2014-03-31 | 2017-11-01 | ブラザー工業株式会社 | cartridge |
| JP6079688B2 (en) | 2014-03-31 | 2017-02-15 | ブラザー工業株式会社 | cartridge |
| JP5967278B2 (en) * | 2015-09-02 | 2016-08-10 | ブラザー工業株式会社 | cartridge |
-
2008
- 2008-01-31 JP JP2008020532A patent/JP2009180983A/en active Pending
- 2008-03-07 CN CNU2008200034987U patent/CN201229469Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678729A (en) * | 2011-03-31 | 2015-06-03 | 兄弟工业株式会社 | Cartridge |
| CN104678729B (en) * | 2011-03-31 | 2019-02-12 | 兄弟工业株式会社 | Box |
| WO2013040989A1 (en) * | 2011-09-23 | 2013-03-28 | 珠海天威飞马打印耗材有限公司 | Developing cartridge |
| CN105137735A (en) * | 2011-11-24 | 2015-12-09 | 兄弟工业株式会社 | Cartridge Provided With Pivotable Member for New Product Detection |
| CN105137735B (en) * | 2011-11-24 | 2019-09-24 | 兄弟工业株式会社 | The box equipped with pivotable member for new product detection |
| CN108255033A (en) * | 2016-12-28 | 2018-07-06 | 兄弟工业株式会社 | Delevoping cartridge |
| CN108255033B (en) * | 2016-12-28 | 2022-05-17 | 兄弟工业株式会社 | Developing box |
| USRE49689E1 (en) * | 2016-12-28 | 2023-10-10 | Brother Kogyo Kabushiki Kaisha | Developing cartridge capable of releasing meshing between gear and rack gear |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009180983A (en) | 2009-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090429 |
|
| CX01 | Expiry of patent term |