CN103809420A - Processing cartridge - Google Patents
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- CN103809420A CN103809420A CN201210449169.6A CN201210449169A CN103809420A CN 103809420 A CN103809420 A CN 103809420A CN 201210449169 A CN201210449169 A CN 201210449169A CN 103809420 A CN103809420 A CN 103809420A
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Abstract
The invention relates to a processing cartridge installed in an electronic imaging device. A rotary force driving head is arranged in the electronic imaging device. The processing cartridge comprises a processing cartridge shell, a photosensitive element installed inside the processing cartridge shell and a power receiving port which is connected with the photosensitive element and provides power for the photosensitive element, wherein the power receiving port comprises a rotary force receiving end which is used for being meshed with the rotary force driving head to transmit power; the power receiving port is also provided with demising parts avoiding interference between the rotary force receiving end and the end of the rotary force driving head in the process of installing the processing cartridge in the electronic imaging device. The processing cartridge solves the technical problem that rotary force receiving ends arranged on power receiving ports possibly collide and interfere with rotary force driving heads in the processes of installing existing processing cartridges, thus hindering the processing cartridges from being installed in the electronic imaging device.
Description
Technical field
The present invention relates to a kind of handle box.
Background technology
A kind of handle box of prior art, this handle box is removably installed in a kind of electronic imaging apparatus.Described electronic imaging apparatus comprises the electronic imaging devices such as laser printer, duplicating machine, printing machine, that one is utilized electrofax principle, at least through overcharging, the process such as exposure, development, transfer printing and photographic fixing, and form medium and form on as paper the equipment of image at image.In described electronic imaging apparatus, be provided with revolving force driving head.Described handle box comprises the photo-sensitive cell for load image carrier, and be arranged at the photo-sensitive cell wheel hub of described photo-sensitive cell one end, on photo-sensitive cell wheel hub, be provided with the power that rotary power is passed to described photo-sensitive cell that can be meshed with the revolving force driving head in described electronic imaging apparatus simultaneously and be subject to mouth.
A kind of handle box is disclosed in Chinese patent CN201010585490.8, this handle box comprises handle box housing (not shown), and as shown in Figure 1 be arranged on the photo-sensitive cell A8 in housing, be arranged on the photo-sensitive cell wheel hub A7 of the end of sensory elements A8, and comprise that the power for engage transferring power with the revolving force driving head A2 of electronic imaging apparatus being arranged on photo-sensitive cell wheel hub A7 is subject to a mouthful A1, also comprising for controlling described power is subject to mouthful A1 along the flexible telescoping mechanism of the axis of rotation direction of described photo-sensitive cell A8, with the flexible control gear of the described telescoping mechanism of control, and be arranged on handle box shell end for supporting photo-sensitive cell and for controlling centring ring A6 and guide pin bushing A5 wheel hub A11 in relative rotation.On described wheel hub A11, be provided with fixture block A11e, for the rotation that is arranged on axial limiting interface (not shown) on guide pin bushing A5 and coordinates to limit guide pin bushing A5.Described telescoping mechanism comprises power transfering part A1a, mortgage button A4 and the second flexible member A3, and described telescoping mechanism is retracted by the axis of rotation direction of opening's edge photo-sensitive cell for controlling described power; Control gear comprises disk boss A1b, guide pin bushing A5, centring ring A6, pressing lever A9 and the first flexible member A10, and described control gear is stretched out by the axis of rotation direction of opening's edge photo-sensitive cell for controlling described power; Thereby, be subject to the movement of mouth in the axis of rotation direction of photo-sensitive cell by telescoping mechanism with the control power that coordinates of control gear.Wherein, control gear is by controlling centring ring A6 with respect to photo-sensitive cell wheel hub A7 rotation, and orders about guide pin bushing A5 and rotate and drive power to be subject to mouthful A1 stretch out and engage transferring power with revolving force driving head A2 along photo-sensitive cell A8 axis of rotation direction by being arranged at the inclined-plane A6a of its inner ring.
The weak point of this technical scheme is, owing to being that inclined-plane contacts between centring ring A6 and guide pin bushing A5, being arranged on power is subject to the second flexible member A3 on mouth all the time power to be subject to mouthful A1 effect with resilience, engaged with revolving force driving head A2 in the course of work of rotation by mouthful A1 at power, easily make power bounced back along the axis direction of photo-sensitive cell A8 by mouthful A1, cause power engaged with revolving force driving head A2 by mouthful A1 unstable, even make the two have out-of-gear danger; Another weak point of this technical scheme is, because this technical scheme is more complicated, the part cooperatively interacting is more, be difficult to guarantee the precision of its manufacture or assembling, likely make power be subject to mouthful A1 to be subject to the axis of rotation of mouthful A1 and the axis of rotation of photo-sensitive cell A8 or photo-sensitive cell wheel hub A7 the heart not to be caused and beated with revolving force driving head A2 at the process medium power that engages rotation, affect the quality of product; Another weak point of this technical scheme is, power is subject to the power of mouthful A1 to receive the tapered structure of end A1c, and any place of outside surface of its pyramidal structure is subject to the distance of axis of rotation of mouthful A1 all large than the radius of connecting portion A1d to power.But in the installation process of handle box, handle box is along being arranged on guide rails assembling in electronic imaging apparatus, this guide rail has upper surface and a side near the end of revolving force driving head A2; The upper surface of guide rail is subject to the distance of axis of rotation of mouthful A1 for certain to power, and guide rail upper surface be subject to the distance of the axis of rotation of mouthful A1 apart from power be the radius that equals or be slightly larger than connecting portion A1d.So in the process of installing at handle box, because being subject to mouthful A1, can only move along the axis of rotation direction of photo-sensitive cell under the effect of external force power, thereby under the effect of guide rail in electronic imaging apparatus, make power in the axis of rotation direction of photo-sensitive cell, after moving up near the side that is arranged on the revolving force driving head A2 in electronic imaging apparatus, stretched out by mouthful A1.After power is subject to stretch out under the effect of mouthful A1 at guide rail, its end away from photo-sensitive cell A8 is greater than the end of revolving force driving head A2 to the distance of the side of guide rail to the distance of the side of guide rail, and revolving force driving head A2 is arranged in electronic imaging apparatus regularly, can only transfer non-displacement in the axis of rotation direction at himself at the effect backspin of motor.Thereby, in the installation process of handle box, be arranged on power and be subject to mouthful A1 may be inconsistent near the end of handle box with revolving force driving head A2 away from the end of photo-sensitive cell, and interfere, thereby affect the installation of handle box.
Summary of the invention
The invention provides a kind of handle box, be subject to mouth and revolving force driving head power to transmit unsettled technical matters to solve the power of existing handle box.
For achieving the above object, the present invention adopts following scheme:
A kind of handle box, be used for being installed to electronic imaging apparatus, in described electronic imaging apparatus, be provided with revolving force driving head, described handle box comprises handle box housing, be arranged on the photo-sensitive cell of handle box enclosure interior, be connected with photo-sensitive cell and be subject to mouth for photo-sensitive cell provides the power of power, described power is subject to mouth to comprise that revolving force receives end, described revolving force receives end in order to engage transferring power with described revolving force driving head, described power is subject to be also provided with at handle box and to be installed in the process in electronic imaging apparatus and to avoid revolving force to receive the portion that steps down interfering between end and the end of revolving force driving head on mouth.
Described power is subject to mouth axis direction along photo-sensitive cell under the effect of external force flexible.
In described electronic imaging apparatus, be provided with guide rail, described guide rail has upper surface and side, described handle box is installed along the upper surface of described guide rail, distance between axis of rotation and the upper surface of described guide rail that described power is subject to mouthful is certain value, described revolving force driving head is non-displacement in himself axis of rotation direction, and its end is certain value to the distance of the side of described guide rail.
Described handle box also comprises that controlling described power is subject to the control gear stretching out on the axis direction of opening's edge photo-sensitive cell, described control gear comprises guide pin bushing and centring ring, also comprise the fixture block of the described guide pin bushing of restriction with respect to described photo-sensitive cell axis rotation, described control gear can be controlled the axis rotation of described centring ring with respect to photo-sensitive cell, and described centring ring drives described guide pin bushing to move.
Described control gear also comprises the pressing lever and the first flexible member that are connected with described centring ring, and described first flexible member one end is connected with pressing lever, and the other end is connected with handle box housing.
Described handle box shell end is provided with wheel hub, is provided with axial limiting interface on described guide pin bushing, and described fixture block is arranged on described wheel hub and with described axial limiting interface and engages, and limits rotatablely moving of described guide pin bushing.
The described portion of stepping down at least has two overmoving surfaces, is respectively radially overmoving surface and axially overmoving surface.
The upper surface that the distance that the axis of rotation that point on described radially overmoving surface is subject to mouthful to power and perpendicular X-axis intersect the face forming is less than or equal to guide rail is subject to the distance of the axis of rotation of mouth to power.
Described revolving force receives end and is provided with the engaging piece that engage transferring power with described revolving force driving head, and the end of described engaging piece is less than or equal to described revolving force driving head and arrives near the end of described side the distance of described side to the distance of described axial overmoving surface.
The described portion of stepping down at least has the first radially overmoving surface of overmoving surface and second radially, described first radially overmoving surface and second angle that radially overmoving surface forms for being more than or equal to 180 degree.
Described revolving force receives end and is provided with the engaging piece that engages transferring power with described revolving force driving head, and described engaging piece is a pair of claw, described in the portion of stepping down have two, and be arranged on the both sides of the described a pair of claw line of centres.
Adopting after technique scheme, making to be installed to revolving force in the process in electronic imaging apparatus at handle box and receive the portion that steps down stepping down between end and the end of revolving force driving head and do not interfere because revolving force receives to be also provided with on end.Solve and in the process that existing handle box installs at handle box, be arranged on revolving force that power is subject to mouthful and receive end and likely interfere with revolving force driving head, thereby hindered handle box to be installed to the technical matters in electronic imaging device.
Accompanying drawing explanation
Fig. 1 is the exploded view of background technology scheme
Fig. 2 is the present invention program's exploded view
Fig. 3 is the three-dimensional view of photo-sensitive cell wheel hub
Fig. 4 is the three-dimensional view of centring ring
Fig. 5 is the three-dimensional view of guide pin bushing
Fig. 6 is the cross section view of guide pin bushing
Fig. 7 is the three-dimensional view that power is subject to mouth
Fig. 8 is the three-dimensional view that power is subject to mouthful other direction
Fig. 9 a is the view that power is subject to not arrange on mouth handle box while stepping down portion and is installed to electronic imaging apparatus
Fig. 9 b is the view of Fig. 9 a along diagram C direction
Fig. 9 c is that power is subject to mouth to be provided with the state of installing process cartridge while stepping down portion
Fig. 9 d is the view of Fig. 9 c along diagram C direction
Fig. 9 e is the another kind of view that power is subject to mouth to be provided with handle box while stepping down portion to be installed to electronic imaging apparatus
Fig. 9 f is the view of Fig. 9 e along diagram C direction
Figure 10 a is installed to electronic imaging apparatus by handle box to realize the schematic diagram of stepping down in the time that the first overmoving surface of the portion that steps down that power is subject to mouthful and the second overmoving surface form the angle of 180 degree
Figure 10 b is installed to electronic imaging apparatus by handle box to realize the schematic diagram of stepping down in the time that the first overmoving surface of the portion that steps down that power is subject to mouthful and the second overmoving surface form the angle that is greater than 180 degree
Figure 10 c is the scheme of utilizing Figure 10 b, still can realize the schematic diagram of stepping down when the line of centres of claw being subject to mouthful when power and the installation direction of handle box form an angle
Figure 10 d realizes the schematic diagram of stepping down after the angle of the first overmoving surface of the portion of stepping down and the formation of the second overmoving surface is increased
Figure 10 e is the scheme of utilizing Figure 10 d, still can realize the schematic diagram of stepping down when the line of centres of claw being subject to mouthful when power and the installation direction of handle box form an angle
Figure 10 f is the schematic diagram that the portion of stepping down has four overmoving surfaces
Figure 11 a power is subject to mouthful stretching out the claw view relative with revolving force driving head transmission pin while engage with revolving force driving head
Figure 11 b is the schematic diagram that in the situation of Figure 11 a, power is interfered with revolving force driving head by mouth after stretching out
Figure 12 is in the situation of Figure 11 b, the wiring layout of technical solution of the present invention
The inner structure schematic diagram of Figure 13 sensory elements wheel hub
Figure 14 is in the situation of Figure 11 b, and power transmits the view of pin in photo-sensitive cell wheel hub
Figure 15 a is the in the situation that of Figure 11 b, and power drive head continues the motion schematic diagram of the process of stretching out
Figure 15 b is that power is subject to the view after opening's edge diagram A direction rotation
Figure 15 c is that power is subject to the view after opening's edge diagram B direction rotation
Figure 16 be after power is stretched out by mouth with the mated condition schematic diagram of ducted body
Figure 17 a is the embodiment that another kind can solve the situation of Figure 11 b
Figure 17 b is the another kind of view that adopts the embodiment of Figure 17 a
Figure 18 power is subject to the schematic diagram of mouthful run-off the straight
Embodiment
The handle box that embodiment of the present invention are used, comprise handle box housing, be arranged on the photo-sensitive cell of handle box enclosure interior, be connected with photo-sensitive cell and be subject to mouth for photo-sensitive cell provides the power of power, make described power be subject to mouthful telescoping mechanism that can retract along photo-sensitive cell axis direction and control the control gear that described telescoping mechanism stretches out, described telescoping mechanism coordinates control power to be subject to mouthful stretching in the axis of rotation direction of photo-sensitive cell with described control gear.
As shown in Figure 2,6 for being arranged on the photo-sensitive cell wheel hub on one end of photo-sensitive cell (not shown), is provided with spiral gear, for rotary power is passed to other parts in handle box from photo-sensitive cell on the excircle of photo-sensitive cell wheel hub.Thereby centring ring 5 and guide pin bushing 4 cooperatively interact and are subject to mouth 2 to stretch out with the revolving force driving head 1 being arranged in electronic imaging apparatus and engage transferring power along the axis direction of photo-sensitive cell for controlling power.Mortgage button 8 and flexible member 7 are arranged on power and are subject on mouth 2, bounced back by mouth 2 for controlling power in the applied external force acting on pressing lever (pressing lever A9 as shown in Figure 1, the technical program is not shown) by the opposite direction of stretching out along it after being cancelled.3 are subject to the power transfering part on mouth for being arranged on power, pass to photo-sensitive cell wheel hub 6 for the rotary power that power is subject to mouth receive from electronic imaging apparatus.Fig. 3 is the topology view of photo-sensitive cell wheel hub, its inner periphery is upwards provided with multiple symmetrical force columns 61, between force column 61, be provided with gap 62, power transfering part 3 just can pass to photo-sensitive cell wheel hub 6 by rotary power by described force column 61, and then driving photo-sensitive cell rotation, photo-sensitive cell is coaxial with photo-sensitive cell wheel hub and relative fixing.On force column 61 both sides, be provided with dip plane 611 as shown in Figure 3.
In the present invention, described telescoping mechanism comprises in power transfering part 3(the present embodiment being that power transmits pin), mortgage button 8 and flexible member 7(the second flexible member A3 as shown in Figure 1); Described control gear comprises the guide pin bushing 4, the centring ring 5 that supports described guide pin bushing that connect with described telescoping mechanism, (A11 is consistent with wheel hub shown in Fig. 1 to be arranged on described wheel hub, not shown in Fig. 2) on be arranged on power and be subject to the boss 24(with evagination sphere on mouth 2 as shown in Figure 7 in order to limit fixture block (consistent with A11e shown in Fig. 1), the pressing lever being connected with described centring ring 5 and first flexible member (pressing lever A9, the first flexible member A10 as shown in Figure 1) of the rotation of described guide pin bushing, also to comprise); The described fixture block (A11e as shown in Figure 1) being arranged on wheel hub, for the rotation that is arranged on axial limiting interface 44 on guide pin bushing 4 and coordinates to limit guide pin bushing 4; Described first flexible member one end is connected with pressing lever, and the other end is connected with handle box housing.
Fig. 4 is the concrete structure view of technical solution of the present invention centring ring 5,51 is the release inclined-plane arranging on centring ring inner cylinder face, 52 release the first supporting tables 51 ends, inclined-plane and parallel with centring ring end face for being arranged on, 53 is to connect with 51 the other end, release inclined-plane and second supporting table parallel with centring ring end face, and the first supporting table 52 and the second supporting table 53 have difference in height in the axis of rotation direction of centring ring.Fig. 5 is the topology view of guide pin bushing 4, is provided with inclined-plane 41 and the interior concave spherical surface (as shown in Figure 6) of the table top parallel with its end face 42,43 for setting within it on circle on it, 44 axial limiting interfaces for cooperatively interacting with the fixture block being arranged on wheel hub.In the time of original state, the table top 42 of guide pin bushing 4 engages with the first supporting table 52 of centring ring 5, when pressing lever (not shown, as the pressing lever A9 of Fig. 1) receive applied external force after, drive centring ring 5 rotate with respect to photo-sensitive cell wheel hub 6 and do not move relative to photo-sensitive cell wheel hub 6 on axis direction, but rotate with respect to guide pin bushing 4, and guide pin bushing 4 under the effect of wheel hub (consistent with wheel hub A11 described in Fig. 1 in background technology) with photo-sensitive cell wheel hub 6 relative to not rotating, in this process, the release inclined-plane 51 of centring ring 5 engages with the inclined-plane 41 on guide pin bushing 4 all the time, between inclined- plane 51 and 41 along with the rotation of centring ring 5 relative sliding, guide pin bushing 4 under the effect of wheel hub (wheel hub A11 as shown in Figure 1) with photo-sensitive cell wheel hub 6 relative to not rotating.So, by the effect on inclined- plane 51 and 41, and by the rotation of centring ring 5, can realize guide pin bushing 4 and on the axis direction of photo-sensitive cell wheel hub 6, move certain distance.
Fig. 7 is that the power of technical solution of the present invention is subject to mouthfuls 2 three-dimensional view, and power is subject to mouthfuls 2 to comprise that revolving force receives end 21, the portion 22 that steps down, end coupling shaft 23, boss 24, power transfering part mounting hole 25, coupling shaft 26 and draw-in groove 27 with evagination sphere; Wherein revolving force receives on end 21 and is provided with support portion 212, and two portions 22 that step down are symmetricly set on the position of revolving force reception end 21 near end coupling shaft 23; The described portion 22 that steps down at least has radially overmoving surface 221 and axially overmoving surface 222, on described coupling shaft 26, is provided with boss 261, and power transfering part mounting hole 25 is arranged on this boss simultaneously; Described draw-in groove is in order to arrange described mortgage button 8.Power is arranged on photo-sensitive cell wheel hub by mouth 2, and through centring ring 5 and guide pin bushing 4, the boss with evagination sphere 24 arranging on it and the interior concave spherical surface 43(of guide pin bushing 4 interior settings are as shown in Figure 6) cooperatively interact, in guide pin bushing 4 is mobile on the axis direction of photo-sensitive cell wheel hub, drive power to be subject to mouth 2 along stretching out on the axis direction of photo-sensitive cell wheel hub, and engage transferring power with revolving force driving head 1.
When guide pin bushing 4 be positioned circle 5 drive and after the axis of rotation direction of centring ring 5 moves certain distance, centring ring 5 stops operating, the table top 42 of guide pin bushing 4 will be meshed with the second supporting table 53 on centring ring 5, be that guide pin bushing 4 is supported on the second supporting table 53 of centring ring 5, meanwhile, power is subject to mouthfuls 2 to engage with revolving force driving head 1 after a mobile segment distance on the axis direction of photo-sensitive cell wheel hub with guide pin bushing 4.Engaged with revolving force driving head 1 in the process of rotation by mouth 2 at power, photo-sensitive cell can rotate with respect to handle box housing, but centring ring 5 does not rotate with respect to handle box housing with guide pin bushing 4, and the table top 42 of guide pin bushing 4 engages and can make guide pin bushing 4 not bounce back with the second supporting table 53 of centring ring 5.By this mode of setting table surface bearing, to reach the object of mutual retaining, can effectively guarantee that power is subject to mouth 2 engaging in the process of transferring power with revolving force driving head 1, still with revolving force driving head stable engagement transferring power; And effectively avoid only having inclined-plane to contact in the situation of supporting described in background technology, guide pin bushing 4 rollbacks, cause that power is subject to mouthful 2 rollbacks, causes power engaged with revolving force driving head 1 by mouth 2 unstable, the generation of even out-of-gear situation.
Utilize technical scheme of the present invention in the process of transferring power, guide pin bushing 4 and centring ring 5 with handle box housing relative to not rotating, power is relatively rotated by mouth 2 and handle box housing, power is subject to mouth 2 by engaging rotation with revolving force driving head 1, rotary power (is to power and transmits pin 3 by power transfering part in the present embodiment, it is arranged in power transfering part mounting hole 25) pass to photo-sensitive cell wheel hub 6, and relatively rotate by photo-sensitive cell wheel hub 6 dynamic optical elements and handle box.The technical program is provided with interior concave spherical surface 43 in guide pin bushing inside, be subject to be provided with the boss 24 with evagination sphere on mouth at power, coordinated by the sphere that is equipped with into of mouth 2 guide pin bushing 4 and power.Engaged in the process of transferring power with revolving force driving head 1 by mouth 2 at power, utilize the cooperation of sphere, can effectively guarantee that power is subject to the centering between mouth 2 and guide pin bushing 4, also reduced power and be subject to the coaxiality error between mouth 2 and photo-sensitive cell wheel hub 6, be subject to mouthful 2 problems of beating that heart is not caused by the axis of rotation of mouth 2 and the axis of rotation of photo-sensitive cell or photo-sensitive cell wheel hub 6 at the process medium power that engages rotation with revolving force driving head 1 thereby reduced power simultaneously.
Figure 8 shows that power is subject to the three-dimensional view of mouth 2,21 are subject to the revolving force that engages transferring power with revolving force driving head 1 of mouthful end to receive end for being arranged on power, on it, be provided with the engaging piece 211 for transferring power, in the present embodiment, engaging piece is set to claw and is provided with support portion 212, and end face 213; Outside, described support portion is provided with outside surface 2121 and inside surface 2122; In the technical program, claw 211 is a pair of, and is symmetricly set on power and is subject on mouthfuls 2 end face, and each claw 211 is subject to mouthfuls 2 axis of rotation L direction outstanding along power; 2111 for being arranged on the surface of contact engaging with revolving force driving head 1 on claw 211, and be parallel to each other or slight inclination by the axis of rotation of mouth 2 with power, and 2112 for being arranged on the curved surface on claw 211; Power is received on end by mouthfuls 2 revolving force and is provided with the portion of stepping down 22, and this portion that steps down is subject to the distance between mouthfuls 2 end and the end 11 of revolving force driving head 1 for adjusting handle box at installation process medium power.Two portions 22 of stepping down are symmetricly set on revolving force reception end 21 by mouthfuls 2 axis of rotation L relatively with power; Two support portion 212(are as shown in Figure 7) be symmetricly set on revolving force reception end 21 by the axis of rotation L of mouth 2 with respect to power, and each support portion 212 and each adjacent setting of portion 22 of stepping down; Suppose that the Z-direction of coordinate shown in Fig. 8 and power are subject to mouthfuls 2 axis of rotation L in the same way, when the portion of stepping down 22 is arranged in the Y-axis vertical with Z axis and with respect to Z axis symmetry, claw 211 is just roughly arranged in the X-direction vertical with Y-axis and relative and Z axis symmetry so, and claims that X-axis is the line of centres of two claws 211.
Below several states of installation process of handle box when utilizing the technical program are described.
Fig. 9 a and Fig. 9 b are depicted as power and are subject to not arrange while stepping down portion on mouth, handle box are installed in the process of electronic imaging apparatus to the situation that power may be interfered by mouth and revolving force driving head.In Fig. 9 a, 9 for being arranged on the handle box attachment rail in electronic imaging apparatus; The installation direction that the direction of C shown in arrow is handle box; When revolving force driving head 1 is not worked at electronic imaging apparatus, in fixed state, and and handle box mounting guide rail 9 between relative position immobilize, the end 11 of revolving force driving head 1 be necessarily to the distance of the side 92 of guide rail 9, is labeled as n in figure; Fig. 9 a is depicted as the power that is arranged on photo-sensitive cell (not shown) one end and is subject to mouthfuls 2 in the time installing along with handle box, power is subject to mouthful 2 residing wherein a kind of location statuss, the i.e. center line connecting direction of two claws (direction of dot-and-dash line shown in figure, be aforementioned X-direction) during with the installation direction almost parallel of handle box, now power is subject to mouthfuls 2 magnitude of interference maximums that interfere with revolving force driving head 1.Fig. 9 b is depicted as the view of seeing from the installation direction C of handle box, and power is subject to mouthfuls 2 revolving force to receive the tapered structure in end 21, and any place of outside surface of its pyramidal structure is subject to the distance of axis of rotation L of mouth 2 all large than the radius of end coupling shaft 23 to power.But in the installation process of handle box, handle box is along being arranged on guide rails assembling in electronic imaging apparatus, the upper surface 91 of guide rail 9 is subject to the distance of the axis of rotation L of mouth 2 to power be certain, in figure, this distance of mark be d1, and the upper surface 91 of guide rail to be subject to the distance of mouth 2 axis of rotation apart from power be the radius that equals or be slightly larger than end coupling shaft 23.So in the process of installing at handle box, because being subject to mouth 2, can only stretch along the axis of rotation direction of photo-sensitive cell under the external force effect of (described external force comprises described control gear and telescoping mechanism or all the other external factors) power, when handle box enters electronic imaging apparatus inside along guide rail, power is subject to the outside surface of pyramidal structure of mouth and the upper surface of guide rail to contact generation axial thrust load, makes power in the axis of rotation direction of photo-sensitive cell, protruded upward to the close side that is arranged on the revolving force driving head 1 in electronic imaging apparatus by mouth 2.After power is stretched out by mouth 2, its claw end is greater than the end 11 of revolving force driving head 1 to the distance n of the side 92 of guide rail to the distance k1 of the side 92 of guide rail.Thereby, in the installation process of handle box, power is stretched out too much by mouth, is arranged on that power is subject to mouthful 2 ends and the claw 211 that projects upwards along its axis of rotation side just likely interferes near the end of handle box with revolving force driving head 1, affect the continuation installation of handle box.
Be subject to mouthfuls 2 problems that interfere with revolving force driving head 1 in order to solve the process medium power of installing at handle box, what the technical program was set step down, and portion 22 is provided with radially overmoving surface 221 and axially overmoving surface 222; Radially overmoving surface 221 is subject to mouthfuls 2 stepping down in the radial direction for realizing guide rail 9 with respect to power, and axially overmoving surface 222 is subject to stepping down in mouthfuls 2 axis of rotation direction for realizing guide rail 9 with respect to power, make guide rail enter power and be subject to mouthfuls 2 the portion that steps down 22, power is subject to mouthful under the guiding of guide rail, to slide, and then guarantees that power is subject to mouthfuls 2 can not stretch out too much and situation about interfering with revolving force driving head 1.Meanwhile, the set portion that steps down 22, make the end of claw 211 be less than or equal to the bee-line of revolving force driving head 1 to the side 92 of guide rail to the distance of its axial overmoving surface 222; And the upper surface 91 that will make distance that axis of rotation that point on overmoving surface 221 is radially subject to mouthful to power and perpendicular X-axis intersect the face forming be less than or equal to guide rail is subject to the distance d1 of the axis of rotation L of mouth 2 to power.
Fig. 9 c and Fig. 9 d are that technical solution of the present invention has adopted after the portion that steps down 22 shown in Fig. 8, the service condition of handle box in the time being installed in electronic imaging apparatus.Two portions 22 that step down are arranged on the both sides of the line of centres of two claws 211, and are subject to the axis of rotation L symmetry of mouth 2 with respect to power.Shown in Fig. 9 c, in the time of installing process cartridge, power is subject to mouthful 2 residing states to be still the line of centres of two claws 211 and the installation direction almost parallel of handle box.Fig. 9 d is the view that Fig. 9 c sees from C direction, under the effect of the portion of stepping down 22, make power be subject to mouthfuls 2 with guide rail 9 occur along power be subject to mouthfuls 2 radially and axial stepping down; Now, the axial overmoving surface 222 of the portion that steps down is against the side 92 of guide rail 9, and so, the end of claw 211 equals 211 ends of claw to the distance of the axial overmoving surface 222 of the portion of stepping down 22 to the distance k2 of the side 92 of guide rail 9.Reach and make the end of claw 211 be less than or equal to the bee-line n of revolving force driving head 1 end 11 to the side 92 of guide rail 9 to the distance k2 of the side 92 of guide rail 9; Simultaneously, the upper surface 91 that the distance d2 that the axis of rotation that radially point on overmoving surface 221 is subject to mouthful to power and perpendicular X-axis intersect the face forming is less than guide rail is subject to the distance d1 of mouthfuls 2 axis of rotation L to power, prevent from being subject to mouthfuls 2 and the problem that interferes of revolving force driving head 1 at the installation process medium power of handle box thereby reached.
In the time of installing process cartridge, power is subject to mouth 2 in the state shown in Fig. 9 e, and the line of centres of two claws 211 and the installation direction of handle box (illustrating C direction) are vertical, and Fig. 9 f is the view that Fig. 9 e sees from C direction.Because claw in the technical program 211 is a pair of, and be subject to the axis of rotation L of mouth 2 symmetrical with respect to power, the portion of stepping down is arranged on the both sides of the line of centres of claw simultaneously.Thereby, when handle box occurs as shown in Fig. 9 e when situation in installation process, as shown in Fig. 9 f, even if power is subject to mouth 2 and revolving force driving head 1 to have maximum interference amount, but power is subject to the claw of mouth 2 to dodge and not interfere with revolving force driving head 1, now, power is subject to the end face 213 of mouth 2 to be less than the distance n of revolving force driving head 1 to the side 92 of guide rail 9 to the distance k3 of the side 92 of guide rail, now, power is not interfered by the claw end of mouth 2 and the end of revolving force driving head 1 11, can realize the smooth installation of handle box.
The chance being used in order to increase the portion of stepping down 22, when reducing handle box and installing and the probability that interferes of the revolving force driving head of electronic imaging apparatus inside, how Figure 10 a to Figure 10 e arranges description to the portion of stepping down.Figure 10 a is for carrying out in handle box installation process, in the time being arranged on power and being subject to the line of centres of the claw on mouth parallel with the installation direction of handle box, from the direction C of handle box installation to the view of seeing.Power shown in Figure 10 a is subject to the portion that steps down 22 arranging on mouth 2, and each portion of stepping down has crossing radially overmoving surface 221 and axial overmoving surface 222.In order to increase the scope of stepping down of the portion of stepping down, the portion 22 that steps down arranges as shown in Figure 10 b, the portion 22 that steps down has the first radially overmoving surface 221a2 and axial overmoving surface 222 of overmoving surface 221a1, second radially, now overmoving surface 221a1 and 221a2 form the angle [alpha] (I-I direction view as shown in Figure 10 a) that is greater than 180 °, and situation shown in Figure 10 a is just when the first special case of overmoving surface 221a1 and second when radially the angle of overmoving surface 221a2 formation is 180 ° radially; So, can realize the portion of stepping down 22 and there is the larger scope of stepping down, thereby reduce the probability that power is interfered by mouth 2 and revolving force driving head.Figure 10 c is depicted as, in the time that the portion of stepping down 22 arranges the situation as Figure 10 b, be subject to the line of centres of a pair of claw 211 on mouthfuls 2 and the installation direction of handle box time at a certain angle and be arranged on power, the effect of stepping down still can be played by the portion 22 that steps down, and makes power be subject to mouthfuls 2 to avoid interfering with revolving force driving head 1.In the case of guaranteeing that support portion 212 has enough intensity, first of the portion 22 that steps down makes the angle that radially overmoving surface 221a2 forms of plane 221a1 and second radially larger, just more can be reduced in handle box and be installed to the probability that the process medium power in electronic imaging apparatus is interfered by mouth 2 and revolving force driving head 1, as shown in Figure 10 d and Figure 10 e.If step down shown in Figure 10 d first of portion 22 radially overmoving surface 221a1 and second radially overmoving surface 221a2 form angle beta be greater than α, just set the stepping down of Figure 10 d has the scope of stepping down more greatly so, as shown in Figure 10 e.
Certainly, the present invention is also included in the distortion of on the basis of the technical program, the concrete structure of the portion of stepping down being done.As shown in Figure 10 f, the portion of stepping down also comprises the situation of 4 overmoving surfaces.The first radially radially overmoving surface 221a3 and axial overmoving surface 222 of overmoving surface 221a2, the 3rd of overmoving surface 221a1, second radially that this portion of stepping down has, still can realize aforementioned effect of stepping down.
The realization of the solution of the present invention is stretched out by the axis of rotation direction of opening's edge photo-sensitive cell and engaged transferring power with the revolving force driving head that is arranged on electronic imaging apparatus inside by external control mechanism controls power.Thereby after in handle box is installed to electronic imaging apparatus, also need stretched out by the axis of rotation direction of opening's edge photo-sensitive cell by external control mechanism controls power, and the photo-sensitive cell wheel hub that is arranged on photo-sensitive cell one end is coaxial setting with photo-sensitive cell, power is not swung by mouth in mobile process.Situation shown in Figure 11 a, for being subject to mouthfuls 2 when power being driven in the processes of stretching out along the direction of photo-sensitive cell axis, being arranged on revolving force that power is subject to mouthful and receiving claw 211 on end 21 just to being arranged on the revolving force transfer part 12 on revolving force driving head 1; Situation shown in Figure 11 b is that power is subject to mouthful 2 continuation stretch out and mutually conflict with the revolving force transfer part 12 being arranged on revolving force driving head 1 along the axis of rotation direction of photo-sensitive cell, engages transferring power thereby hindered power to be subject to mouth 2 to continue to stretch out with revolving force driving head 1.
While Figure 12 shows that the state in Figure 11 b, the confined state of the technical program, power transfering part 12 by revolving force driving head 1 is engaged by the claw 211 of mouth 2 with power, rotary power is passed to power and be subject to mouth 2, and be subject to the power transfering part 3 on mouth 2 that power is passed to photo-sensitive cell wheel hub 6 by being arranged on power, then by the force column 61 being arranged on photo-sensitive cell wheel hub 6, power is passed to photo-sensitive cell (not shown).Figure 13 shows that the concrete structure of photo-sensitive cell wheel hub 6 inside, be distributed with multiple force columns 61 in its inner periphery direction, have gap 62 between force column, gap 62 has the side 612, inclined-plane 611 and the power that are arranged on force column and transmits the field of conjugate action 613; And photo-sensitive cell wheel hub inside is hollow structure, this hollow structure comprises through hole 63, is arranged on side arc surface 614, inclination arc surface 615 and the arc surface 616 larger than the diameter of arc surface 614 on force column.Thereby, the gap 62 forming has from photo-sensitive cell wheel hub near one end of photo-sensitive cell to the one end away from photo-sensitive cell by the narrow feature broadening, the hollow structure forming in photo-sensitive cell wheel hub also tool from photo-sensitive cell wheel hub near one end of photo-sensitive cell to there is the feature being broadened by narrow away from one end of photo-sensitive cell.Figure 14 shows that when in state shown in Figure 11 b, power transmits pin 3 in the interior residing position of photo-sensitive cell wheel hub 6, is among the gap 62 between interior two the symmetrically arranged force columns 61 of photo-sensitive cell wheel hub 6.Due to gap 62 have near one end of photo-sensitive cell to the one end away from photo-sensitive cell by the narrow feature broadening, power transmits pin 3 and is subject to mouth 2 to have relatively-stationary position with power, in the time that power is protruded upward along photo-sensitive cell axis of rotation side by mouthful 2 quilt control mechanism controls, power transmits pin 3 thereupon in the interior movement in gap 62, and it is wider to shift to clearance opening from the narrower one end of clearance opening, move to Kuan Kouchu from slot, and power is subject to mouth in mobile process, to keep not rotating and not swinging, power is subject to mouthfuls 2 transfer part 3 gap in the time of the slot place in gap 61 and between gap less, and be subject to after a mouthful mobile segment distance at power, go out to move to Kuan Kouchu from slot, gap between power transfering part 3 and gap 61 increases, thereby power transfering part can have certain angle of revolution in photo-sensitive cell wheel hub 6 circumferential direction.So in the time that power is stretched out along the axis of rotation direction of photo-sensitive cell by mouthful 2 continuation, under the competing effect of revolving force transfer part 12 of claw 211 and revolving force driving head 1, power is rotated by mouth 1, as shown in Figure 15 a.If power is subject to opening's edge A direction rotation, the state that power engages with revolving force driving head after stretched out by mouth is as shown in Figure 15 b; If power is subject to opening's edge B direction rotation, revolving force transfer part 12 slips over the inclined-plane 2112 being arranged on claw 211, and the state that power engages with revolving force driving head after stretched out by mouth is as shown in Figure 15 c.
Engaged with revolving force driving head 1 by mouth 2 in order still can to realize power in the situation that occurring as shown in Figure 11 b, technical scheme of the present invention can also adopt as 16 to Figure 18 illustrated embodiment.And in the time that power is subject to mouthful in original state, before also not stretching out, the outside surface for boss 261 that transfer part 3 is installed on the coupling shaft 26 that power is subject to mouthful coordinates with the arc surface 614 being arranged on the force column 61 of photo-sensitive cell wheel hub 6.And the state shown in Figure 16 is, power be subject to mouthfuls 2 under the effect of control gear along the segment distance that stretched out (direction of arrow as shown in figure 16) on photo-sensitive cell axis direction; Now, the outside surface of described boss 261 completely departs from and coordinates with side arc surface 614, power is subject to mouthful ducted body through photo-sensitive cell wheel hub 6 simultaneously, described ducted body has from photo-sensitive cell wheel hub 6 near one end of photo-sensitive cell to the one end away from photo-sensitive cell by the narrow feature broadening, power is subject to have gap between mouthfuls 2 coupling shaft 26 and through hole 63, thereby coupling shaft 26 and described ducted body that power is subject to mouthful have formed gap; Now, power is subject to mouthful 2 only intermeshing supportings of interior concave spherical surface on boss with sphere and guide pin bushing 4 by it.Thereby, in the time that power is stretched out along photo-sensitive cell axis direction by mouth 2, claw 211 on it is inconsistent with the revolving force transfer part 12 on revolving force driving head 1, make power be subject to mouthful axis of rotation run-off the straight with respect to photo-sensitive cell wheel hub 6, may there is situation as shown in Figure 17 a or Figure 17 b, the diagram direction of arrow be power be subject to mouthful stretch out direction, thereby realize power be subject to mouthfuls 2 with the engaging of revolving force driving head 1.Figure 18 shows that occur as shown in Figure 17 a power be subject to mouthfuls 2 with the mutual conflict effect of revolving force driving head 1 after, under the External Force Acting of revolving force driving head 1, power is subject to the view of mouthful 2 run-off the straights, and now, revolving force driving head 1 enters power and is subject to the revolving force of mouth 2 to receive end 21.After revolving force driving head 1 rotates, its revolving force transfer part 12 engages with claw 211, after power is ajusted by mouth 2, be that power is subject to the basic axis of rotation almost coaxial with photo-sensitive cell of mouthfuls 2 axis of rotation, just realized the power that is arranged on photo-sensitive cell end and be subject to mouth to engage transferring power with the revolving force driving head being arranged in electronic imaging apparatus.Simultaneously, the technical program is also conducive to take off handle box from electronic imaging apparatus, revolving force driving head 1 is subject to mouth 2 to engage all the time and sting tightly in rotation transferring power process with power, in the time of demounting process cartridge, power is subject to mouthfuls 2 can be relatively and the axis of rotation run-off the straight of photo-sensitive cell, make claw 211 depart from and engage with revolving force transfer part 12, the convenient handle box that takes out.
Claims (11)
1. a handle box, be used for being installed to electronic imaging apparatus, in described electronic imaging apparatus, be provided with revolving force driving head, described handle box comprises handle box housing, be arranged on the photo-sensitive cell of handle box enclosure interior, be connected with photo-sensitive cell and be subject to mouth for photo-sensitive cell provides the power of power, described power is subject to mouth to comprise that revolving force receives end, described revolving force receives end in order to engage transferring power with described revolving force driving head, it is characterized in that: described power is subject to be also provided with at handle box and to be installed in the process in electronic imaging apparatus and to avoid revolving force to receive the portion that steps down interfering between end and the end of revolving force driving head on mouth.
2. handle box as claimed in claim 1, is characterized in that: described power is subject to mouth axis direction along photo-sensitive cell under the effect of external force flexible.
3. handle box as claimed in claim 1, it is characterized in that: in described electronic imaging apparatus, be provided with guide rail, described guide rail has upper surface and side, described handle box is installed along the upper surface of described guide rail, distance between axis of rotation and the upper surface of described guide rail that described power is subject to mouthful is certain value, described revolving force driving head is non-displacement in himself axis of rotation direction, and its end is certain value to the distance of the side of described guide rail.
4. handle box as claimed in claim 2, it is characterized in that: described handle box also comprises that controlling described power is subject to the control gear stretching out on the axis direction of opening's edge photo-sensitive cell, described control gear comprises guide pin bushing and centring ring, also comprise the fixture block of the described guide pin bushing of restriction with respect to described photo-sensitive cell axis rotation, described control gear can be controlled the axis rotation of described centring ring with respect to photo-sensitive cell, and described centring ring drives described guide pin bushing to move.
5. handle box as claimed in claim 4, is characterized in that: described control gear also comprises the pressing lever and the first flexible member that are connected with described centring ring, and described first flexible member one end is connected with pressing lever, and the other end is connected with handle box housing.
6. handle box as claimed in claim 5, it is characterized in that: described handle box shell end is provided with wheel hub, on described guide pin bushing, be provided with axial limiting interface, described fixture block is arranged on described wheel hub and with described axial limiting interface and engages, and limits rotatablely moving of described guide pin bushing.
7. handle box as claimed in claim 3, is characterized in that: described in the portion of stepping down at least there are two overmoving surfaces, be respectively radially overmoving surface and axial overmoving surface.
8. handle box as claimed in claim 7, is characterized in that: the upper surface that the distance that the axis of rotation that the point on described radially overmoving surface is subject to mouthful to power and perpendicular X-axis intersect the face forming is less than or equal to guide rail is subject to the distance of the axis of rotation of mouth to power.
9. handle box as claimed in claim 7, it is characterized in that: described revolving force receives end and is provided with the engaging piece that engage transferring power with described revolving force driving head, the end of described engaging piece is less than or equal to described revolving force driving head and arrives near the end of described side the distance of described side to the distance of described axial overmoving surface.
10. handle box as claimed in claim 8, is characterized in that: described in the portion of stepping down at least there is the first radially overmoving surface of overmoving surface and second radially, described first radially overmoving surface and second angle that radially overmoving surface forms for being more than or equal to 180 degree.
11. any handle boxes as described in claim 7 to 10, it is characterized in that: described revolving force receives end and is provided with the engaging piece that engages transferring power with described revolving force driving head, described engaging piece is a pair of claw, the described portion of stepping down has two, and is arranged on the both sides of the described a pair of claw line of centres.
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| CN201210449169.6A CN103809420B (en) | 2012-11-12 | 2012-11-12 | Processing cartridge |
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| CN201210449169.6A CN103809420B (en) | 2012-11-12 | 2012-11-12 | Processing cartridge |
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| CN103809420B CN103809420B (en) | 2017-02-01 |
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Effective date of registration: 20151026 Address after: 6, 519075 A District, 4 buildings, 63 North Pearl Road, Zhuhai, Guangdong Applicant after: Zhuhai Aipeike Science and Technology Co Ltd Address before: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Applicant before: Zhuhai Seine Printing Technology Co., Ltd. |
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