CN208126107U - Delevoping cartridge - Google Patents

Abstract

The utility model provides a kind of Delevoping cartridge, is releasably attached to imaging device, is equipped with power output part in imaging device；Delevoping cartridge includes first unit, is equipped with first unit frame and the first rotary part, and the first rotary part has rotation axis L1；Second unit is flexibly connected with first unit, has second unit frame and the second rotary part, and the second rotary part has rotation axis L2；Relative to second unit, first unit can be moved along rotation axis L1.Delevoping cartridge with above structure, first unit can move in the axial direction relative to second unit, to can avoid interfering in Delevoping cartridge installation and disassembly process with the power output part in device Host.Take this, the structure and manufacturing process of driving part can be simplified, and driving part is made to obtain the performances such as better intensity.

Description

Delevoping cartridge

【Technical field】

The utility model relates to a kind of Delevoping cartridges for imaging device.

【Background technique】

The example of electrophotographic image forming include electrophotographic copier, electrophotographic printer (laser beam printer, LED printer etc.) and the like.In such imaging device, usually there is a Delevoping cartridge, which can be with detachable Mode install into imaging device, with convenient for users to that oneself can be safeguarded to equipment, without relying on attendant.

Existing Delevoping cartridge mainly includes：The integral type Delevoping cartridge that photoconductive drum unit and developing cell are integrated, And only including photoconductive drum unit or only including the split type Delevoping cartridge of developing cell.In integral type Delevoping cartridge, image is had The unit of load bearing component is referred to as photoconductive drum unit, image-bearing unit or cleaning unit, and with developer bearing part and The unit of developer is referred to as developing cell or developer carrying unit.The example of image bearing member has photosensitive drums, developer The example of load bearing component has developer roll.Two units of integral type Delevoping cartridge can be arranged to be flexibly connected or be fixedly connected.It is living The example of dynamic connection has：To be rotatably connected between two units, in the side perpendicular to photosensitive drums axis between two units The connection, etc. that can relatively translate upwards.By being set as being flexibly connected by two units, photosensitive drums and developer roll can be made Mobilizable Elastic Contact or separation on photoconductive drum unit radially of the axis of rotation direction.

The power output parts such as drive motor, driving head are provided on imaging device host.And in order to be set from imaging Standby middle stable reception driving force, is equipped in one end of Delevoping cartridge and is connected or cooperates with the power output part in imaging device Driving part, the example of driving part has the non-circular driving head of distortion, driving head with universal joint etc..In order to enable Delevoping cartridge freely can take out or load from imaging device, and driving part is also provided with various orientations, offset, swings etc. The mechanism of auxiliary.

A kind of existing Delevoping cartridge, including photoconductive drum unit, developing cell, end cap, driving part, photoconductive drum unit include sense Light drum unit frame, photosensitive drums, charging roller, waste powder hopper, cleaning doctor etc., developing cell include developing cell frame, powder cabin, send Powder roller, developer roll, layer thickness adjustment device, developer etc..It wherein, is rotatably to live between photoconductive drum unit and developing cell Dynamic connection.Driving part can be located at one end of photoconductive drum unit or developing cell, driving part one end and photosensitive drums, developer roll Or other rotatable part connections, the other end can stretch out the power output part phase with imaging device from a mounting hole of end cap Even, to receive driving force from imaging device to drive the rotary part in Delevoping cartridge.Driving part be equipped with driving force receiving unit and Attitude reference device, wherein attitude reference device makes the driving force of driving part to position on its direction of rotation to driving part Receiving unit is in a predetermined position in circumferential direction, sends out it with power output part when Delevoping cartridge is installed to imaging device Raw interference.The driving part of the Delevoping cartridge can also stretch in the axial direction, by Delevoping cartridge from the host of imaging device When disassembling, the driving force receiving unit of driving part is possible to interfere with power output part, at this time driving part It can be axially contracted under the action of power output part, so that Delevoping cartridge be made smoothly to disassemble from host without damaging Bad driving part.But structure is complicated for the driving part of this kind of Delevoping cartridge, structural strength is fragile, and manufacture craft is difficult, and cost is quite It is high.

【Summary of the invention】

The technical problem to be solved by the present invention is to provide a kind of novel integrated Delevoping cartridges.

In order to solve the above technical problems, technical solution provided by the utility model is：Delevoping cartridge, is releasably attached into As equipment, power output part is equipped in imaging device；Delevoping cartridge includes first unit, is equipped with first unit frame and the first rotation Rotation member, the first rotary part have rotation axis L1；Second unit is flexibly connected with first unit, has second unit frame Frame and the second rotary part, the second rotary part have rotation axis L2 relative to second unit, and first unit can be along rotary shaft Line L1 is mobile.

Preferably, the both ends of Delevoping cartridge are respectively equipped with an end cap, and end cap is mounted on second unit；First unit can be two It is moved between a end cap along rotation axis L1.

Preferably, Delevoping cartridge further includes：Operating mechanism applies active force to first unit, makes first unit along rotary shaft Line L1 is moved to the second position from first position；Elastic device applies elastic force to first unit, makes first unit along rotary shaft Line L1 is moved to first position from the second position.

Preferably, operating mechanism includes：At least one slide protrusion is located on first unit frame, has an inclination Surface；At least one abutting part is located on end cap or second unit frame；When Delevoping cartridge is in installation or removal state, support Socket part is mutually pressed against each other with inclined surface, moves first unit along rotation axis L1 relative to second unit.

Preferably, slide protrusion is stretched out from an end wall of first unit frame to end cap direction；Abutting part is a groove, It is located on end cap, the inclined surface towards slide protrusion, is equipped with guide surface.

Preferably, slide protrusion is located on the end wall of first unit frame, a mounting hole of neighbouring end cap；End cap is extremely Few a part constitutes abutting part.

Preferably, operating mechanism is cam rotation mechanism.

Preferably, operating mechanism includes the first cam and the second cam with the first cam coaxial, and the second cam is in external force Under the action of can be rotated relative to the first cam, and to the first cam apply axial force, make first unit along rotation axis L1 It is mobile.

Preferably, the first cam is located on first unit frame, and the second cam is located on second unit frame or end cap.

Preferably, operating mechanism further includes a tensile elements, and one end of tensile elements is connected with a protrusion on the second cam is located at It connects, the other end is free end；Tensile elements are pull rod or flexible piece.

Preferably, operating mechanism is lever mechanism.

Preferably, lever mechanism includes：Substantially L-shaped lever has fulcrum, first end and second end；Wherein prop up Point is located on second unit frame or end cap；Under the effect of external force, the second end of lever compresses first unit frame, makes first Unit is moved along the direction rotation axis L1.

Preferably, lever mechanism includes：Substantially L-shaped lever has fulcrum, first end and second end；Wherein prop up Point be located at end cap towards first unit side, first end is connected with a tensile elements, end wall of the second end face to first unit；It draws Power part is pull rod or flexible piece；Under the effect of external force, second end compresses the end wall of first unit, makes first unit along rotary shaft The direction line L1 is mobile.

Preferably, operating mechanism is slide block mechanism, and linkage rod slide block mechanism includes connecting rod and sliding block, and connecting rod is for receiving outside It is mobile that active force simultaneously drags sliding block, and sliding block is between first unit frame and second unit frame or the end of first unit frame Between wall and end cap.

Preferably, first unit is image-bearing unit, and the first rotary part is image bearing member；Second unit is aobvious Shadow unit, the second rotary part are developer bearing part.

Preferably, Delevoping cartridge further includes a driving part, and one end of driving part is connected with image bearing member, the other end It is stretched out from a through-hole of an end cap；Driving part has driving force receiving unit and orienting device.

Preferably, being equipped between end cap and the end wall of first unit frame allows first unit to move along rotation axis L1 Removable gap；

On the direction rotation axis L1, the length for moving gap is more than or equal to the length of driving force receiving unit.

Preferably, in Delevoping cartridge under natural conditions or under working condition, removable gap is located at the remote of first unit frame From driving part side.

Preferably, elastic device is mounted between the end wall and end cap of first unit frame.

Preferably, elastic device is spring, is mounted in the mounting hole on the end wall of first unit frame.

Delevoping cartridge with above structure, first unit can move in the axial direction relative to second unit, so as to It avoids installing in Delevoping cartridge and disassembly process is interfered with the power output part in device Host.Take this, without that will drive Component is designed to carry out axial shrinkage relative to box body or rotary part, thus simplify the structure and manufacturing process of driving part, And driving part is made to obtain the performances such as better intensity.Elastic device in Delevoping cartridge can be spring, and spring can be compression Spring, extension spring etc. make first unit carry out axis with respect to second unit under the effect of external force by the way that elastic device is arranged To after movement, when external force disappear when first unit can under the action of elastic force return origin-location.The utility model is to elasticity The position of device does not have considered critical, is preferably located between any end and end cap of first unit frame, more preferably It is to be located at one end far from driving part.The effect of operating mechanism is to apply active force to first unit, makes it in the axial direction Upper movement.

【Detailed description of the invention】

Fig. 1 is the perspective view of 1 Delevoping cartridge of embodiment；

Fig. 2 is the cross-sectional view of 1 Delevoping cartridge of embodiment：

Fig. 3 is the explosive view of 1 Delevoping cartridge of embodiment；

Fig. 4 is A partial enlarged view in Fig. 3；

Fig. 5 is the partial structural diagram of 1 Delevoping cartridge of embodiment；

Fig. 6 is that the driving part of 1 Delevoping cartridge of embodiment and the working principle of host computer side power output part cooperation are illustrated Figure；

Fig. 7 a, Fig. 7 b are the operation principle schematic diagrams in working condition or under natural conditions of 1 Delevoping cartridge of embodiment；

Fig. 8 a, Fig. 8 b are the operation principle schematic diagrams in the disassembled condition of 1 Delevoping cartridge of embodiment；

Fig. 9 a is 1 Delevoping cartridge of embodiment in nature or the partial structural diagram of working condition；

Fig. 9 b is B partial enlarged view in Fig. 9 a；

Fig. 9 c is C partial enlarged view in Fig. 9 a；

Figure 10 a is the partial structural diagram of 1 Delevoping cartridge of embodiment in the disassembled condition；

Figure 10 b is D partial enlarged view in Figure 10 a；

Figure 10 c is E partial enlarged view in Figure 10 a；

Figure 11 a is that 2 Delevoping cartridge of the utility model embodiment is in running order or structural schematic diagram under natural conditions；

Figure 11 b is the structural schematic diagram that 2 Delevoping cartridge of the utility model embodiment is under installation condition or disassembly status；

Figure 11 c is the structural schematic diagram of the cam of 2 Delevoping cartridge of the utility model embodiment；

The knot of operating mechanism when Figure 12 a is the in running order or nature of 3 Delevoping cartridge of the utility model embodiment Structure schematic diagram；

Figure 12 b is the knot that 3 Delevoping cartridge of the utility model embodiment is in installation condition or the operating mechanism under disassembly status Structure schematic diagram；

Figure 13 a is that 4 Delevoping cartridge of the utility model embodiment is in running order or structural schematic diagram under natural conditions；

Figure 13 b is the structural schematic diagram that 4 Delevoping cartridge of the utility model embodiment is under installation condition or disassembly status；

Figure 14 a is that 5 Delevoping cartridge of the utility model embodiment is in running order or structural schematic diagram under natural conditions；

Figure 14 b is the structural schematic diagram that 5 Delevoping cartridge of the utility model embodiment is under installation condition or disassembly status.

Specific embodiment of the present utility model is described in more detail below in conjunction with attached drawing.

【Specific embodiment】

Embodiment 1

As shown in Figures 1 to 5, the present embodiment Delevoping cartridge 100 includes first unit 1, second unit 2, first end cover 3 and the Two end caps 4.First unit 1 is photoconductive drum unit, and second unit 2 is developing cell.First unit 1 includes first unit frame 11, image bearing member 12, charging roller (not shown) and waste powder hopper (not shown) etc..Second unit 2 includes second unit frame 21, developer bearing part 22, powder feeding roller (not shown), layer thickness adjustment device (not shown) and powder cabin (not shown) etc., powder Developer can be accommodated in storehouse.In the present embodiment, image bearing member 12 is photosensitive drums, and alternatively referred to as the first rotary part is shown Developer bearing part 22 is developer roll, alternatively referred to as the second rotary part.Photosensitive drums 12 have a rotation axis L1, developer roll 22 have a rotation axis L2, and rotation axis L1 and L2 are parallel to each other, and parallel with the length direction of Delevoping cartridge.First unit 1 It is linked together in a manner of rotatable movement with second unit 2.When Delevoping cartridge 100 is segregated the effect of power, first is single Member 1 and second unit 2 can relative rotation it is mobile, separate photosensitive drums 12 with developer roll 22.When Delevoping cartridge 100 be in not by When the original state or working condition of separating force effect, under the action of the first spring of 100 end of Delevoping cartridge and second spring, Photosensitive drums 12 and developer roll 22 are in the state that contacts with each other.Delevoping cartridge 100 is additionally provided with a driving part 5 and gear set 6, driving portion One end of part 5 is connect with photosensitive drums 12, mounting hole of the other end from bearing 111 and first end cover 3 on first unit frame 11 31 stretch out.Driving part 5 includes driving force receiving unit 51, driving force transmitting portion 52 and interconnecting piece 53, wherein driving force receiving unit 51 can match with the power output part in imaging device host, receive driving force from power output part, and then pass through drive Power transfering part 52 passes to photosensitive drums 12, then passes to the rotating parts such as charging roller, developer roll 22, powder feeding roller by gear set 6 Part.The first torsional spring 54, the table of the first end cover 3 near mounting hole 31 are equipped in the outer surface of the interconnecting piece 53 of driving part 5 Face is equipped with a mounting protrusion 55, and mounting protrusion 55 is equipped with the second torsional spring 56, and a torque arm of torsional spring 56 is against driving part 5 Interconnecting piece 53 outer surface a convex 531 on.When Delevoping cartridge 100 descends in the raw, the first torsional spring 54 and second Torsional spring 56 can make driving part 5 be located at predetermined position, so as to during the installation of Delevoping cartridge 100 is to imaging device host not Interfered.The above structure of Delevoping cartridge 100 and Delevoping cartridge in the prior art are essentially identical, and details are not described herein again.

As shown in Figure 2 and Figure 3, first end cover 3 and second end cover 4 are mounted on the both ends of second unit 2.First end cover 3 and Two end caps 4 form relatively-stationary entirety with second unit 2, that is, after being installed, second unit 2 and first end cover 3, second end It will not be relatively moved again between lid 4.First unit 1, can be in first end cover 3 between first end cover 3 and second end cover 4 It is translated between second end cover 4 along the rotation axis L2 of photosensitive drums 12.For convenience of statement, Delevoping cartridge 100 is in nature below The location of first unit 1 is known as first position under state or working condition, along rotation axis L1 from first end cover 3 to the Final position after two end caps, 4 direction is mobile is known as the second position.Furthermore first unit 1 is relative to second unit 2, first end cover 3 and second end cover 4 can also relative rotation.

As shown in Fig. 2, being equipped with elastic device 7 between the end wall 112 and second end cover 4 of first unit frame 11.This reality It applies in example, elastic device 7 is compressed spring, is mounted in a mounting hole 1121 of end wall 112.One end of elastic device 7 is against On end wall 112, the other end is against in second end cover 4.When first unit 1 arrives second end cover 4 by first end cover 3 along rotation axis L1 Direction when being moved to the second position from first position, elastic device 7 is compressed.When promote first unit 1 along rotation axis L1 When from first end cover 3 to 4 direction of second end cover, mobile power disappears, elastic device 7 can apply elastic force to first unit 1, make First unit 1 is moved to first position from the second position by the direction of second end cover 4 to first end cover 3 along rotation axis L1.

The operating mechanism of Delevoping cartridge 100 is introduced below with reference to Fig. 3 to Fig. 5.

As shown in Figure 3 to Figure 4, the first slide protrusion is equipped in one end of the close first end cover 3 of first unit frame 11 81 and second slide protrusion 82.End wall of first slide protrusion 81 from one end of the close first end cover 3 of first unit frame 11 113 stretch out to 3 direction of first end cover, have an inclined surface 811 towards first end cover 3.When Delevoping cartridge 100 is in work shape When state or nature, the minimum distance of inclined surface 811 and first end cover 3 is more than or equal to zero namely inclined surface 811 and the Though an end cap 3 does not contact or has contact but therebetween without any active force.Corresponding first slide protrusion 81, in first end cover Equipped with the abutting part abutted against with the first slide protrusion, abutting part can be a part of a groove (not shown).When will develop When box 100 is disassembled out of imaging device host, at least part of groove can be pressed against each other with inclined surface 811, to Unit one applies active force, moves first unit 1 from first end cover 3 to second end cover 4 along rotation axis L1, i.e., from first It sets and is moved to the second position.In the present embodiment, the part that groove and inclined surface 811 are pressed against each other is an inclined guide surface (figure In be not shown).

As shown in Figures 3 to 5, the second slide protrusion 82 from end wall 113 along bearing 111 appearance towards 3 side of first end cover To stretching, the inner wall towards the mounting hole 31 in first end cover 3 has an inclined surface 821.When Delevoping cartridge 100 is in work shape When state or nature, the minimum distance of inclined surface 821 and mounting hole 31 is more than or equal to zero namely inclined surface 821 and peace Though dress hole 31 does not contact or has contact but therebetween without any active force.The internal perisporium of mounting hole 31 and first end cover it is interior A part of side wall intersection may make up abutting part (not shown), under dismantling Delevoping cartridge 100 out of imaging device host When coming, abutting part can be pressed against each other with inclined surface 821, applied active force to first unit, made first unit 1 along rotation axis L1 It is mobile from first end cover 3 to second end cover 4, i.e., the second position is moved to from first position.Second slide protrusion 81 and dress hole 31 Internal perisporium and a part of inner sidewall intersection of first end cover also constitute an operating mechanism, for applying to first unit 1 Active force.

It should be noted that the first slide protrusion 81 and the second slide protrusion 82 are not required while having, as long as having One of them, can be realized the axial movement of first unit 1.But two slide protrusions are set simultaneously, first unit stress can be made Uniformly.

As shown in fig. 6, have between second end cover 4 and the end wall 112 of first unit frame distance be D1 it is removable between Gap 10, to allow first unit 1 to move on the direction rotation axis L1.The driving force receiving unit 51 of driving part 5 has length H1.To guarantee that Delevoping cartridge 100 does not occur to do during installation or removal with the power output part F of imaging device host computer side It relates to, the relationship between D1 and H1 should meet：D1≥H1.

The second unit 2 relatively of first unit 1 of Delevoping cartridge 100 is introduced along rotation axis L1's below with reference to Fig. 7 to Figure 10 Moving process.

Fig. 7 a, Fig. 7 b, Fig. 9 a, Fig. 9 b, Fig. 9 c be Delevoping cartridge 100 in the raw or structural representation when working condition Figure.As shown in Fig. 7 a, Fig. 7 b, first unit 1 is in first position at this time.As shown in Fig. 9 a, Fig. 9 b, Fig. 9 c, the first sliding is prominent Rising between 81 inclined surface 811 and the abutting part 91 of first end cover 3 has gap, does not contact therebetween, and the second sliding is prominent It is contacted between 82 inclined surface 821 and abutting part 92 but though rising between each other without active force.

Fig. 8 a, Fig. 8 b, Figure 10 a, Figure 10 b, Figure 10 c are structural schematic diagram of the Delevoping cartridge 100 in disassembly (taking-up) state. When taking out Delevoping cartridge 100 from the host of imaging device by direction Z, in the power output part of driving part 5 and host computer side In the state of also keeping connection, second unit 2 can make first unit 1 relative to second unit 2 along the direction P when mobile by direction Z (Fig. 8 b) rotation.When first unit 1 rotates, the inclined surface 811 of the first slide protrusion 81 and the abutting part 91 of first end cover 3 Be pressed against each other, inclined surface 821 and the abutting part 92 of the second slide protrusion 82 are pressed against each other, abutting part 91 to inclined surface 811, abut Portion 92 applies active force to the second slide protrusion 821 respectively, and first unit 1 is made to be moved to second by X-direction along rotation axis L1 Position, i.e., it is mobile from first end cover 3 to 4 direction of second end cover.When first unit 1 is moved to the second position, driving part 5 with The power output part of host computer side is detached from, and Delevoping cartridge 100 is able to smoothly take out from host.When Delevoping cartridge 100 is complete out of host Restore nature after full taking-up, first unit 1 returns to first position from the second position under the action of elastic device 7.

Embodiment 2

2 Delevoping cartridge 200 of embodiment and the structure of 1 Delevoping cartridge 100 of embodiment are essentially identical, and difference is only that operating mechanism Structure is different.

As shown in Figure 11 a, Figure 11 b and Figure 11 c, the operating mechanism of Delevoping cartridge 200 is cam rotation mechanism.Operating mechanism packet Include the first cam 208 being located on the end wall 20113 of first unit frame 2011 and the inside for being located at first end cover 203 and with The second coaxial cam 209 of one cam 208.Operating mechanism further includes a tensile elements 210, and one end of tensile elements 210 is fixed on prominent It rises on 2091, the other end is free end.Protrusion 2091 is located in the peripheral surface of the second cam 209.Tensile elements 210 can be drawing Bar or flexible piece.In the present embodiment, tensile elements 210 are drawstring flexible.

In Delevoping cartridge 200 in the raw or when working condition, first unit 201 is in first position, and at this time first Cam 208 is parallel with two apparent surfaces 2081 and 2092 of the second cam 209.It is needing Delevoping cartridge from imaging device Host in when taking out, pull tensile elements 210, the second cam 209 can be made to rotate, the second cam 209 is applied to the first cam 208 Add axial force, to make first unit along the rotation axis L1 of photosensitive drums 2012 from first end cover 203 to second end cover 204 Direction is mobile.When first unit 201 is moved to the second position, the power output part of driving part 205 and host computer side is detached from, Delevoping cartridge 200 is able to smoothly take out from host.

Embodiment 3

3 Delevoping cartridge 300 of embodiment and the structure of 1 Delevoping cartridge 100 of embodiment are essentially identical, and difference is only that operating mechanism Structure is different.

As shown in Figure 12 a, Figure 12 b, the operating mechanism of Delevoping cartridge 300 is lever mechanism.Lever mechanism includes substantially in " L " The lever 308 of type, lever 308 have fulcrum 3081, first end 082 and second end 3083.Fulcrum 3081 is located at first end cover 303 On, first end 3082 is connected with tensile elements 310, and second end 3083 is pressed on the end wall 30113 of first unit frame 3011.It draws Power part 310 can be pull rod or flexible piece, and one end of which is fixed on first end 3082, the other end is free end.

In Delevoping cartridge 300 in the raw or when working condition, first unit 301 is in first position, at this time lever Though 308 second end 3083 does not contact or is had with the end wall 30113 of first unit frame 3011 contact but do not make between each other Firmly.When needing to take out Delevoping cartridge 300 from the host of imaging device, pull tensile elements 310, can make lever 308 around Fulcrum 3081 rotates, and so that second end 3083 is compressed the end wall 30113 of first unit frame 3011 and is applied to first unit 301 and makees Firmly, so that first unit be made to move along the rotation axis L1 of photosensitive drums 3012 from first end cover 303 to 304 direction of second end cover It is dynamic.When first unit 301 is moved to the second position, the power output part of driving part 305 and host computer side is detached from, Delevoping cartridge 300 are able to smoothly take out from host.

Embodiment 4

4 Delevoping cartridge 400 of embodiment and the structure of 1 Delevoping cartridge 100 of embodiment are essentially identical, and difference is only that, difference only exists It is different in the structure of operating mechanism.

As shown in Figure 13 a, Figure 13 b, the operating mechanism of Delevoping cartridge 400 is linkage rod slide block mechanism.Linkage rod slide block mechanism includes Sliding block 409 and connecting rod 410.Sliding block 409 is located at the inside of first end cover 3, has an end towards first unit member frame 4011 The inclined surface 4091 of wall 40113.Connecting rod 410 for receiving applied external force and dragging the movement of sliding block 409, fix by one end On sliding block 409, the other end is free end.A projection 408 can be also equipped on the end wall 40113 of first unit frame 4011.

In Delevoping cartridge 400 in the raw or when working condition, first unit 401 is in first position, at this time sliding block Though 409 surface 4091 does not contact or is had with projection 408 contact but between each other without active force.It is needing Delevoping cartridge 400 When being taken out from the host of imaging device, connecting rod 410 is pushed, sliding block 409 can be made to moving in the y-direction, support surface 4091 Press projection 408, with to first unit 401 apply active force, thus make first unit along photosensitive drums 4012 rotation axis L1 from First end cover 403 is mobile to 404 direction of second end cover.When first unit 401 is moved to the second position, driving part 405 with The power output part of host computer side is detached from, and Delevoping cartridge 400 is able to smoothly take out from host.

Embodiment 5

5 Delevoping cartridge 500 of embodiment and the structure of 4 Delevoping cartridge 400 of embodiment are essentially identical, and difference is only that, difference only exists It is different in the position of operating mechanism.

As shown in Figure 14 a, Figure 14 b, the operating mechanism of Delevoping cartridge 500 is linkage rod slide block mechanism.Linkage rod slide block mechanism includes Sliding block 509 and connecting rod 510.Sliding block 509 is located on second unit frame 5021, with one towards first unit member frame 5011 The inclined surface 5091 of end wall 50112.End wall 40112 is the end wall far from 5 side of driving part.Connecting rod 510 is for receiving Applied external force simultaneously drags the movement of sliding block 509, and one end of which is fixed on sliding block 509, the other end is free end.In first unit frame A projection 508 can be also equipped on the end wall 50112 of frame 5011.

In Delevoping cartridge 500 in the raw or when working condition, first unit 501 is in first position, at this time sliding block Though 509 surface 5091 does not contact or is had with projection 508 contact but between each other without active force.It is needing Delevoping cartridge 500 When being taken out from the host of imaging device, connecting rod 510 is pushed, sliding block 509 can be made to move to along the direction direction y, make surface 5091 compress projection 508, to apply active force to first unit 501, to make first unit along the rotary shaft of photosensitive drums 5012 Line L1 is mobile from first end cover 503 to 504 direction of second end cover.When first unit 501 is moved to the second position, driving part 505 are detached from the power output part of host computer side, and Delevoping cartridge 500 is able to smoothly take out from host.

Above embodiments are the preferred embodiment for being the utility model, and the implementation model of the utility model is not limited with this It encloses.There are also all different transforms for shape, construction and principle according to the present utility model, e.g., the first unit and second unit of Delevoping cartridge Between connection can not be rotatable, can be fixed, can also be along and photosensitive drums axis perpendicular direction translate , it is such etc..Therefore, any transformation made under the spirit and scope for not departing from the utility model and modification, all It should cover in the scope of the utility model.

Claims (20)

1. Delevoping cartridge is releasably attached to imaging device, is equipped with power output part in the imaging device；The Delevoping cartridge Including：First unit, is equipped with first unit frame and the first rotary part, and first rotary part has rotation axis L1； Second unit is flexibly connected with the first unit, has second unit frame and the second rotary part, second rotating part Part has rotation axis L2；

It is characterized in that：Relative to the second unit, the first unit can be moved along rotation axis L1.

2. Delevoping cartridge according to claim 1, it is characterised in that：

The both ends of the Delevoping cartridge are respectively equipped with an end cap, and the end cap is mounted on the second unit；The first unit It can be moved between described two end caps along the rotation axis L1.

3. Delevoping cartridge according to claim 2, it is characterised in that：

The Delevoping cartridge further includes：

Operating mechanism applies active force to the first unit, makes the first unit along the rotation axis L1 from first It sets and is moved to the second position；

Elastic device applies elastic force to the first unit, makes the first unit along the rotation axis L1 from described the Two positions are moved to the first position.

4. Delevoping cartridge according to claim 3, it is characterised in that：

The operating mechanism includes：

At least one slide protrusion is located on the first unit frame, has an inclined surface；

At least one abutting part is located on the end cap or the second unit frame；

When the Delevoping cartridge is in installation or removal state, the abutting part is mutually pressed against each other with the inclined surface, is made described First unit is moved relative to the second unit along the rotation axis L1.

5. Delevoping cartridge according to claim 4, it is characterised in that：

The slide protrusion is stretched out from an end wall of the first unit frame to the end cap direction；

The abutting part is a groove, is located on the end cap, the inclined surface towards the slide protrusion, and guiding is equipped with Face.

6. Delevoping cartridge according to claim 4, it is characterised in that：

The slide protrusion is located on the end wall of the first unit frame, a mounting hole of the neighbouring end cap；

At least part of the end cap constitutes the abutting part.

7. Delevoping cartridge according to claim 3, it is characterised in that：

The operating mechanism is cam rotation mechanism.

8. Delevoping cartridge according to claim 7, it is characterised in that：

The operating mechanism includes the first cam and the second cam with first cam coaxial, and second cam is in external force Under the action of can be rotated relative to first cam, and to first cam apply axial force, make the first unit It is moved along the rotation axis L1.

9. Delevoping cartridge according to claim 8, it is characterised in that：

First cam is located on the first unit frame, and second cam is located at the second unit frame or end cap On.

10. Delevoping cartridge according to claim 8, it is characterised in that：

The operating mechanism further includes a tensile elements, and one end of the tensile elements is connected with a protrusion on second cam is located at It connects, the other end is free end；The tensile elements are pull rod or flexible piece.

11. Delevoping cartridge according to claim 3, it is characterised in that：

The operating mechanism is lever mechanism.

12. Delevoping cartridge according to claim 11, it is characterised in that：

The lever mechanism includes：Substantially L-shaped lever has fulcrum, first end and second end；Wherein the fulcrum is set On the second unit frame or end cap；Under the effect of external force, the second end of the lever compresses the first unit frame Frame moves the first unit along the rotation axis L1.

13. Delevoping cartridge according to claim 11, it is characterised in that：

The lever mechanism includes：Substantially L-shaped lever has fulcrum, first end and second end；Wherein the fulcrum is set In the end cap towards the first unit side, the first end is connected with a tensile elements, and the second end face is to described The end wall of first unit；The tensile elements are pull rod or flexible piece；Under the effect of external force, the second end compresses described first The end wall of unit moves the first unit along the rotation axis L1.

14. Delevoping cartridge according to claim 3, it is characterised in that：

The operating mechanism is linkage rod slide block mechanism, and the linkage rod slide block mechanism includes connecting rod and sliding block, and connecting rod is outer for receiving It is mobile that portion's active force simultaneously drags sliding block, and sliding block is between the first unit frame and the second unit frame or described the Between the end wall of one unit framework and the end cap.

15. according to the described in any item Delevoping cartridges of claim 3 to 14, it is characterised in that：

The first unit is image-bearing unit, and first rotary part is image bearing member；The second unit is Developing cell, second rotary part are developer bearing part.

16. Delevoping cartridge according to claim 15, it is characterised in that：

The Delevoping cartridge further includes a driving part, and one end of the driving part is connected with described image load bearing component, another End is stretched out from a through-hole of one end cap；The driving part has driving force receiving unit and orienting device.

17. 6 Delevoping cartridge according to claim 1, it is characterised in that：

Being equipped between the end cap and the end wall of the first unit frame allows the first unit along the rotation axis The mobile removable gap in the direction L1；

On the direction the rotation axis L1, the length in the removable gap is more than or equal to the length of the driving force receiving unit Degree.

18. 7 Delevoping cartridge according to claim 1, it is characterised in that：

In the Delevoping cartridge under natural conditions or under working condition, the removable gap is located at the separate institute of first unit frame State driving part side.

19. Delevoping cartridge according to claim 15, it is characterised in that：

The elastic device is mounted between the end wall and the end cap of the first unit frame.

20. 9 Delevoping cartridge according to claim 1, it is characterised in that：

The elastic device is spring, is mounted in the mounting hole on the end wall of the first unit frame.