CN205644029U - Process cartridge and image forming apparatus - Google Patents

Abstract

The utility model discloses a process cartridge and image forming apparatus wherein, handles the box and includes: photoreceptor box and development cartridge, the photoreceptor box with development cartridge detachably connects, be formed with first guide rail and second guide rail on the photoreceptor box, the last protruding and second guide arch of first guide that is equipped with of development cartridge, first guide protruding with the bellied protruding volume of second guide is equal the development cartridge installation extremely in -process on the photoreceptor box, the protruding quilt of first guide the guide of first guide rail, the protruding quilt of second guide the guide of second guide rail. The utility model provides a process cartridge and image forming apparatus, simple structure, processing is convenient, and can realize development cartridge and the dismouting between the photoreceptor box in the processing box comparatively conveniently.

Description

Handle box and image processing system

Technical field

This utility model embodiment relates to image forming apparatus technology, particularly relates to a kind of handle box and image Form device.

Background technology

Image processing system is a kind of equipment being formed image by image-forming principle on recording materials, image Form device and generally form image on the print medium by following process: to photosensitive unit after charge member is charged Part (photoconductor drum) fills the uniform surface charge of last layer；Exposed element is formed in device according to electronic image Signal-selectivity scan photo-sensitive cell, photosensitive member surface forms uniform electrostatic sub-image；Electronegative Developing agent attracted by the electrostatic latent image of positively charged, developing element (developer roll) is corresponding according to electrostatic latent image Image, the developing agent of developer-accommodating indoor scheduled volume is carried photosensitive member surface, photo-sensitive cell table Face forms developer image；Developer image after the transfer effect of transfer roll, on electrostatic latent image On print media, and form visual developer image on the print medium；Cleaning assemblies clean feel again The developing agent transferred the most completely on optical element surface, in order to make photo-sensitive cell preferably enter the next one and follow During ring.

Image processing system generally includes the handle box being removably mounted in image processing system main body, And handle box generally uses split type structure, split type handle box is by photo-sensitive cell and developing element difference As in two box bodys, i.e. photoreceptor cartridge and accommodate the Delevoping cartridge of developing agent, during work photoreceptor cartridge and Delevoping cartridge fits together separably, and is detachably mounted in image processing system main body, along with The consumption of developing agent, changes wherein according to the life-span alternative of other attrition component in split type handle box A part, with cost-effective, here it is the convenient part of split type handle box.

Prior art discloses one and can dismantle photoreceptor cartridge and development from image processing system main body respectively The handle box of box and use the image processing system of this handle box.Fig. 1 is that image of the prior art is formed The sectional view of device；Fig. 2 is the axonometric drawing of image processing system of the prior art；Fig. 3 is existing The structural representation of the photoreceptor cartridge in handle box in technology；Fig. 4 is the first guide rail and second in Fig. 3 Partial enlarged drawing at guide rail；Fig. 5 is the structural representation of the Delevoping cartridge in handle box of the prior art. As shown in Fig. 1～Fig. 5, this image processing system includes main body 100, photoreceptor cartridge 200a and Delevoping cartridge 300a.There is on photoreceptor cartridge 200a the first guide rail 231a and the second guide rail installed for Delevoping cartridge 300a 232a, the second guide rail 232a are the branches formed by the first guide rail 231a, and specifically in guide rail branch At the 233a of position start branch, Delevoping cartridge 300a be provided with respectively with the first guide rail 231a and the second guide rail The first guide hump 310a and the second guide hump 320a of 232a cooperation, and the first and second guiding are convex Play 310a and 320a and there is different projection amount Sa1 from two sidepieces and Sa2, the i.e. first guide hump Projection amount Sa1 of 310a projection amount Sa2 more than the second guide hump 320a.Pacify at Delevoping cartridge 300a During installing to photoreceptor cartridge 200a, when the first guide hump 310a arrives guide rail branch location 233a Time, owing to projection amount Sa1 of the first guide hump 310a is more than the projection amount of the second guide hump 320a Sa2, therefore the first guide hump 310a is continued to guide to presetting installation site by the first guide rail 231a, by In the second guide hump 320a projection amount Sa2 less than the first guide hump 310a projection amount Sa1 and First guide rail 231a forms step at guide rail branch location 233a, thus the second guide hump 320a with First guide rail 231a separately and is guided to presetting installation site by the second guide rail 232a.Wherein, it is illustrated that side Being photoreceptor cartridge 200a and the installation direction of Delevoping cartridge 300a to A1, direction A2 is photoreceptor cartridge 200a With the disassembly direction of Delevoping cartridge 300a, direction B is the length direction of photoconductor drum 1.

The handle box of above-mentioned image processing system, the mounting structure between Delevoping cartridge and photoreceptor cartridge, need First guide hump 310a and the second guide hump 320a is designed to different projection amount and it needs to In height the first guide hump 310a and the second guide hump 320a is distinguished, and respectively with first Guide rail 231a and the second guide rail 232a accurately mates, and so, causes guide hump and guide rail processing Cumbersome.

Utility model content

This utility model provides a kind of handle box and image processing system, in order to solve on of the prior art State defect, there is simple in construction and advantage easy to process.

On the one hand this utility model provides a kind of handle box, including: photoreceptor cartridge and Delevoping cartridge, described sense Body of light box is detachably connected with described Delevoping cartridge, and described photoreceptor cartridge is formed with the first guide rail and second Guide rail, described Delevoping cartridge is provided with the first guide hump and the second guide hump, described first guide hump Equal with the projection amount of described second guide hump, install to described photoreceptor cartridge at described Delevoping cartridge During, described first guide hump is by described first rail guidance, and described second guide hump is described Second rail guidance.

The handle box that this utility model provides, further, described first guide rail and described second guide rail phase The most independent, the head end of the head end of described first guide rail and described second guide rail is at the height of described photoreceptor cartridge There is on direction difference in height.

The handle box that this utility model provides, further,

Surround between lower surface and the upper surface of described second guide rail of described first guide rail and draw for described second Pilot plays the guiding groove of slip, and the width of described guiding groove is more than the diameter of described second guide hump.

The handle box that this utility model provides, further, the tail end at described first guide rail is formed with use First fix groove in accommodate described first guide hump, the tail end at described second guide rail be formed for Accommodate described second guide hump second fixes groove.

The handle box that this utility model provides, further, installs to described photoreceptor at described Delevoping cartridge On the installation direction of box, described first fixes groove is positioned at the described second front fixing groove；And in described sense In the short transverse of body of light box, described first fixes groove is positioned at the described second top fixing groove.

This utility model provide handle box, further, described first fix groove in be provided with for hindering Hinder the anti-back portion that described first guide hump is deviate from along disassembly direction.

This utility model provide handle box, further, described second fix groove in be provided with for hindering Hinder described second guide hump along the anti-rotation feature of the direction of rotation rotation of developer roll, install extremely at Delevoping cartridge Under installment state on photoreceptor cartridge, described anti-rotation feature is positioned at the top of described second guide hump.

The handle box that this utility model provides, further, described first guide rail and described second guide rail are The rib protruded above from the medial wall of described photoreceptor cartridge respectively.

The handle box that this utility model provides, further, forms the protrusion of the rib of described first guide rail Amount is equal to the bulge quantity of the rib forming described second guide rail.

On the other hand this utility model provides a kind of image processing system, including image processing system main body, In described image processing system main body, the handle box as described in any of the above-described is installed.

The handle box of this utility model offer and image processing system, handle box includes photoreceptor cartridge and development Box, by detachably connected between photoreceptor cartridge and Delevoping cartridge, be formed with first on photoreceptor cartridge and lead Rail and the second guide rail, Delevoping cartridge is provided with the first guide hump and the second guide hump, and first guides Protruding and the second guide hump projection amount is equal, during Delevoping cartridge is installed to photoreceptor cartridge, First guide hump all the time can only be by the first rail guidance, and the second guide hump can only be led by second all the time Rail guides.The projection amount of the first guide hump and the second guide hump is equal, and the first guide hump Only coordinating with the first guide rail, the second guide hump coordinates with the second guide rail, the first guide hump and the Two guide humps need not in height make a distinction, and processing is got up the simplest.

Accompanying drawing explanation

Fig. 1 is the sectional view of image processing system of the prior art；

Fig. 2 is the axonometric drawing of image processing system of the prior art；

Fig. 3 is the structural representation of the photoreceptor cartridge in handle box of the prior art；

Fig. 4 is the partial enlarged drawing in Fig. 3 at the first guide rail and the second guide rail；

Fig. 5 is the structural representation of the Delevoping cartridge in handle box of the prior art.

The structural representation of the photoreceptor cartridge in the handle box that Fig. 6 provides for this utility model embodiment；

Fig. 7 is the partial enlarged drawing in Fig. 6 at the first guide rail and the second guide rail；

The structural representation one of the Delevoping cartridge in the handle box that Fig. 8 provides for this utility model embodiment；

The structural representation two of the Delevoping cartridge in the handle box that Fig. 9 provides for this utility model embodiment；

Figure 10 A to Figure 10 C is installed to the mistake of photoreceptor cartridge for the Delevoping cartridge that this utility model embodiment provides Journey schematic diagram；

Figure 11 be in this utility model embodiment when Delevoping cartridge is installed in photoreceptor cartridge first guide convex Rise and the second guide hump is corresponding and first fixes groove and second and fixes the schematic diagram of the relation between groove；

Figure 12 is the signal of the power attachment structure of photoreceptor cartridge and Delevoping cartridge in this utility model embodiment Figure；

Figure 13 is the sectional view of the image processing system in this utility model embodiment；

Figure 14 is the structural representation of the cover plate in this utility model embodiment on image processing system.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearer, below in conjunction with Accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clear, It is fully described by, it is clear that described embodiment is a part of embodiment of this utility model rather than complete The embodiment in portion.Based on the embodiment in this utility model, those of ordinary skill in the art are not making The every other embodiment obtained under creative work premise, broadly falls into the scope of this utility model protection.

Embodiment one

The structural representation of the photoreceptor cartridge in the handle box that Fig. 6 provides for this utility model embodiment；Figure 7 is the partial enlarged drawing in Fig. 6 at the first guide rail and the second guide rail；Fig. 8 is this utility model embodiment The structural representation one of the Delevoping cartridge in the handle box provided；Fig. 9 provides for this utility model embodiment The structural representation two of the Delevoping cartridge in handle box.Refer to accompanying drawing 6 to accompanying drawing 9.

The present embodiment provides a kind of handle box, including: photoreceptor cartridge 10 and Delevoping cartridge 20, photoreceptor cartridge 10 is detachably connected with Delevoping cartridge 20, photoreceptor cartridge 10 is formed the first guide rail 131 and second and leads Rail 132, Delevoping cartridge 20 is provided with the first guide hump 231 and the second guide hump 232, and first guides Protruding 231 and second projection amount Sb1 of guide hump 232, Sb2 equal, Delevoping cartridge 20 install to During on photoreceptor cartridge 10, the first guide hump 231 is guided by the first guide rail 131, and second guides Protruding 232 are guided by the second guide rail 132.Wherein, the first guide hump 231 and the second guide hump 232 Projection amount be the height that same datum level from the lateral wall of Delevoping cartridge 20 protrudes.

Generally photoreceptor cartridge 10 includes base 12 and the photoconductor drum 11 being arranged on base 12, photoconduction Drum 11 can rotate under the effect of driving force centered by own axes, and developer roll 21 is the most rotationally Being arranged on Delevoping cartridge 20, Figure 12 is photoreceptor cartridge and the power of Delevoping cartridge in this utility model embodiment The schematic diagram of attachment structure；Refer to accompanying drawing 12, photoreceptor cartridge 10 passes through as shown with Delevoping cartridge 20 Power set connect, the power transmission means of the handle box of the present embodiment and image processing system and existing skill Art is identical, such as, can refer to Fig. 2 of prior art, and the first bonder 30 can be arranged on image and form dress On one or two sidewall of the housing 40 put, in the present example, the first bonder 30 can set Put on a sidewall of housing 40, and may be disposed at the motor driving in housing 40, and photosensitive Second bonder 50 can be set on the sidewall of body box 10.Second bonder 50 can be arranged on photoconductor drum At the rotary shaft of 11 (as shown in figure 12), thus, it is possible to make from motor to the first bonder 40 again Revolving force to the second bonder 50 can be transmitted directly to photoconductor drum 11.Certainly, art technology Personnel are it is understood that the second bonder 50 can also be by being arranged on the gear in photoreceptor cartridge 10 Fasten, and then indirectly revolving force is transferred to photoconductor drum 11.When photoreceptor cartridge 10 is installed to housing Time in 40, the first bonder 30 and the second bonder 50 are engaged with each other, and that thus transmits at motor drives Power can be transferred to photoreceptor cartridge 10 from housing 40.As shown in figure 12, the first gear 60 is arranged on At the rotary shaft 111 of photoconductor drum 11, the second gear 70 is arranged in the rotary shaft 211 of developer roll 21, In this place during the work of reason box, the first gear 60 rotates under the drive of the second bonder 50, and with second Gear 70 engages, and thus, driving force can be delivered to Delevoping cartridge 20 from photoreceptor cartridge 10.

In the present embodiment, it is preferred that the first guide hump 231 and the second guide hump 232 are permissible It is protrude above from the lateral wall of Delevoping cartridge 20 cylindric.And photoreceptor cartridge 10 can include framework 15, and the first medial wall 151 and the second medial wall extended back from two sidepieces of framework 15 152, the quantity of the first guide rail 131 and the second guide rail 132 can be two, and one first is led Rail 131 and second guide rail 132 are arranged on the first medial wall 151 of photoreceptor cartridge 10, separately One the first guide rail 131 and another second guide rail 132 are arranged on inside the second of photoreceptor cartridge 10 On wall 152.First medial wall 151 and the second medial wall 152 can be by the length at photoconductor drum 11 The connecting elements 153 of the upper extension of degree direction B and be connected to each other, connecting elements 153 can be connected to the One medial wall 151 and the rear end of the second medial wall 152.First guide rail 131 and the second guide rail 132 can To be separately positioned on the relative wall of the first medial wall 151 and the second medial wall 152.First guides Projection 231 and the second guide hump 232 can be correspondingly arranged at two sidepieces of Delevoping cartridge 20, And second guide hump 232 be arranged on spaced apart with the first guide hump 231 A1 in assembly direction Position.Delevoping cartridge 20 passes through the first guide hump 231 and the second guide hump 232 correspondence by first Guide rail 131 and the second guide rail 132 guiding support and be arranged in mounting portion 13 or from its installation portion Divide in 13 and take apart.

The handle box that the present embodiment provides, including photoreceptor cartridge 10 and Delevoping cartridge 20, by photoreceptor cartridge Between 10 and Delevoping cartridge 20 detachably connected, photoreceptor cartridge 10 is formed the first guide rail 131 With the second guide rail 132, Delevoping cartridge 20 is provided with the first guide hump 231 and the second guide hump 232, And the projection amount of the first guide hump 231 and the second guide hump 232 is equal, pacify at Delevoping cartridge 20 During being filled on photoreceptor cartridge 10, the first guide hump 231 all the time can only be by the first guide rail 131 Guiding, the second guide hump 232 can only be guided by the second guide rail 132 all the time.First guide hump 231 Equal with the projection amount of the second guide hump 232, and the first guide hump 231 only with the first guide rail 131 coordinate, and the second guide hump 232 only coordinates with the second guide rail 132, the first guide hump 231 Need not in height make a distinction with the second guide hump 232, it is not necessary to be quantitatively processed into different Highly, processing is got up the simplest.

Further, refer to accompanying drawing 6 and accompanying drawing 7, the first guide rail 131 is mutual with the second guide rail 132 Independent, the head end 1301 of the first guide rail 131 and the head end 1302 of the second guide rail 132 are at photoreceptor cartridge 10 Short transverse on there is difference in height.Concrete, " in the short transverse of photoreceptor cartridge 10 " i.e., as Shown in Fig. 6 and Fig. 7, the direction of the diapire 121 being perpendicular to the base 12 of photoreceptor cartridge 10 is photoreceptor The short transverse of box 10, the head end 1301 of the first guide rail 131 and the head end 1302 of the second guide rail 132 exist There is in the direction difference in height, namely there is predeterminable range, therefore, the first guide hump 231 and second Guide hump 232 is to slide in photoreceptor cartridge 10 along different height.In the present embodiment first is led Rail 131 is separate with the second guide rail 132 refer to both will not be the most impacted, the first guide hump 231 individually coordinate with the first guide rail 131, and the second guide hump 232 individually coordinates with the second guide rail 132, First guide hump 231 slide in photoreceptor cartridge 10 whole during only slide with the first guide rail 131 Contact, the second guide hump 232 slide in photoreceptor cartridge 10 whole during only with the second guide rail 132 sliding contacts.

It addition, in the present embodiment, the head end 1301 of the first guide rail 131 and the head end of the second guide rail 132 At 1302 lateral edges that can be both formed in photoreceptor cartridge 10.In diagram A1 be Delevoping cartridge 20 install to Installation direction time in photoreceptor cartridge 10, A2 is the direction that Delevoping cartridge 20 is dismantled from photoreceptor cartridge 10, B is the length direction of the photoconductor drum 11 of photoreceptor cartridge 10, installation direction A1 and disassembly direction A2 and light The length direction B leading drum 11 is vertical.Delevoping cartridge 20 is being installed the process to photoreceptor cartridge 10, behaviour Author can promote forward Delevoping cartridge 20 by A1 in assembly direction, and it is convex that the first of Delevoping cartridge 20 is guided Play 231 to be supported by the first guide rail 131, and slide on the first guide rail 131 under the promotion of operator, And the second guide hump 232 can be supported by the second guide rail 132, and lead second under the promotion of operator Slide on rail 132, it should be noted that the second guide hump 232 can be when the first guide hump 231 Slide with the first guide rail 131 and just contact with the second guide rail 132 after certain distance, specifically guided by first convex Play 231 and second distances between guide hump 232 to determine.Sense in the handle box that the present embodiment provides First guide rail 131 of body of light box 10 is separate with the second guide rail 132, the first guide hump 231 and Two guide humps 232 slide into photoreceptor cartridge 10 from different entrances respectively, and sliding process is steady, operation More convenient.

Can surround between lower surface and the upper surface of the second guide rail 132 of the first guide rail 131 and draw for second Pilot plays the guiding groove 133 of 232 slips, and the width of guiding groove 133 can be more than the second guide hump 232 Diameter.Concrete, the second guide hump 232 slides in guiding groove 133, and the most only with second Guide rail 132 contacts, and owing to when Delevoping cartridge 20 dismounts from photoreceptor cartridge 10, operator then needs Delevoping cartridge 20 is moved along A1 or A2 direction, and owing to the width of guiding groove 133 can be more than the second guiding The diameter of protruding 232, therefore, the second guide hump 232 slides in guiding groove 133 and is difficult to by first Guide rail 131 and 132 clamping stagnations of the second guide rail, it is ensured that the dismounting of Delevoping cartridge 20 is smooth and easy, have preferably behaviour Make feel, and, the second guide hump 232 is not easy to abrasion, and service life is longer.

Further, continue referring to accompanying drawing 6 and accompanying drawing 7, permissible at the tail end of the first guide rail 131 It is formed and first fixes groove 141, at the tail of the second guide rail 132 for accommodate the first guide hump 231 End is formed and second fixes groove 142 for accommodate the second guide hump 232.First fixes groove 141 Shape can be U-shaped or V-arrangement, wherein, first fix the U-shaped of groove 141 or the opening of V-arrangement towards Deviate from the direction of the diapire 121 of photoreceptor cartridge 10 so that having columned first guide hump 231 can Contained therein to be inserted into and to consolidate.Second fixes groove 142 can also be for U-shaped or V-arrangement, and second is solid Determine the U-shaped of groove 142 or the opening of V-arrangement towards disassembly direction A2 so that have the second of cylindrical shape Guide hump 232 is inserted into and consolidates contained therein, and be difficult to second fix in groove 142 deviate from.

Certainly, it will be appreciated by persons skilled in the art that first fixes groove 141 and second and fix groove 142 Shape be also not necessarily limited to this, it is only necessary to ensure that fixing groove can accommodate guide hump, and ensure as far as possible Guide hump is difficult to deviate from fixing groove or be difficult to rock.Due to the first guide hump 231 He Second guide hump 232 is individually guided by the first guide rail 131 and the second guide rail 132, can reduce development The revolving force of box 20, ensures that Delevoping cartridge 20 is installed to the stability in photoreceptor cartridge 10 further.

Figure 10 A to Figure 10 C is installed to the mistake of photoreceptor cartridge for the Delevoping cartridge that this utility model embodiment provides Journey schematic diagram；Such as Figure 10 A to Figure 10 C, photoreceptor cartridge 10 is being installed by the handle box that the present embodiment provides To Delevoping cartridge 20, first, as shown in Figure 10 A, Delevoping cartridge 20 close to photoreceptor cartridge 10, First guide hump 231 is supported on by the first guide rail 131, and now, Delevoping cartridge 20 is pushed into photosensitive In body box 10.Along with operator continues to press on Delevoping cartridge 20, the first guide hump 231 is at the first guide rail Slide on 131.When the first guide hump 231 slides into predeterminated position.As shown in Figure 10 B, second draws Pilot plays 232 and is naturally slid in the second guide rail 232, and is guided support by the second guide rail 232.When When Delevoping cartridge 20 continues to be pushed into, the first guide hump 231 is continued to guide by the first guide rail 131, and leans on Nearly first fixes groove 141, and the second guide hump 232 is guided by the second guide rail 132, and solid near second Determine groove 142.Finally, as illustrated in figure 10 c, when Delevoping cartridge 20 is completely installed in photoreceptor cartridge 10, First guide hump 231 and the second guide hump 232 are respectively by the first guide rail 131 and the second guide rail 132 Guide and support, and be respectively received in first and fix groove 141 and second and fix in groove 142.

Further, in the present embodiment, the first guide rail 131 and the second guide rail 132 can be respectively from sense The rib that the medial wall of body of light box 10 protrudes above, by directly protruding rib on the medial wall of photoreceptor cartridge 10 Bar, on the one hand can serve as reinforcement, to improve the intensity of photoreceptor cartridge 10, the most permissible As guide rail, it is simple to the dismounting of Delevoping cartridge 20.

And the bulge quantity forming the rib of the first guide rail 131 can be equal to the rib forming the second guide rail 132 The bulge quantity of bar.Thus, the first guide rail 131 and the second guide rail 132 need not in forming process into Differentiation on line height.Certainly, the first guide rail 131 and the second guide rail 132 can also be other forms, Here, the present embodiment is not specifically limited.

It addition, in the above-described embodiments, at Delevoping cartridge 20, the installation direction to photoreceptor cartridge 10 is installed On A1, first fixes groove 141 may be located at the second front fixing groove 142；And at photoreceptor cartridge In the short transverse of 10, first fixes groove 141 is positioned at the second top fixing groove 142.Wherein, " front Side " refer on the basis of Delevoping cartridge 20, Delevoping cartridge 20 is being pushed into photoreceptor cartridge by operator Sight line front during in 10." top " refers to Benchmark, the in the example shown top of this diapire 121.

Figure 11 be in this utility model embodiment when Delevoping cartridge is installed in photoreceptor cartridge first guide convex Rise and the second guide hump is corresponding and first fixes groove and second and fixes the schematic diagram of the relation between groove；As Shown in Figure 11, first fix groove 141 in be also provided with for hindering the first guide hump 231 along tearing open Unload the anti-back portion 1411 of direction A2 abjection.Wherein, anti-back portion 1411 is ramped shaped, this ramped shaped Anti-back portion 1411 and the contacts side surfaces of the first guide hump 231, oblique direction compresses first and draws Pilot plays 231.When handle box operationally, at the rotary shaft 211 of developer roll 21 provide the second tooth When wheel 70 and the first gear 60 provided at the rotary shaft 111 of photoconductor drum 11 engage, developer roll 21 Rotate, now, owing to the rotation of developer roll 21 can produce repulsive force F, Delevoping cartridge on Delevoping cartridge 20 20 have, due to repulsive force F, the trend of exiting, and cause the mesh volume of the first gear 60 and the second gear 70 to subtract Little, and then the exposure of developer roll 21 and photoconductor drum 11 is reduced, finally, can produce by developer roll The image that the bad rotation of 21 causes is omitted or image deflects, has a strong impact on print quality.Therefore, this reality Execute example by arranging anti-back portion 1411, it is possible to make the first guide hump 231 be difficult to a certain extent Fix in groove 141 from first so that the relative position of photoconductor drum 11 and developer roll 21 can be by relatively For stably keeping, and then the reliability of print quality is made to improve.

It addition, the first guide hump 231 can be coaxial with the rotary shaft 211 of developer roll 21, thus, aobvious The position of shadow roller 21 can directly be limited, and then can reduce due to showing that manufacturing tolerance or error cause The position deviation of shadow roller 21.This first guide hump 231 can serve as position fixed lobe, aobvious to determine The installation site of shadow box 20.

Second fix groove 142 in can be provided with for hindering the second guide hump 232 along developer roll 21 The anti-rotation feature 1421 that direction of rotation rotates, under the installment state that Delevoping cartridge is installed to photoreceptor cartridge, Anti-rotation feature 1421 is positioned at the top of the second guide hump 232." top " in the present embodiment refers to On the basis of the diapire 121 of photoreceptor cartridge 10, the direction extended the most upward.Such as Figure 11 and Shown in Figure 12, when the first gear 60 and the second gear 70 rotate, turning moment M is applied to development Box 20.In order to prevent Delevoping cartridge 20 from rotating, second fixes the anti-rotation feature 1421 in groove 142 first The second guide hump 232 is hindered to move in the direction of rotation of gear 60 (or developer roll 21).This second draws Pilot plays the 232 anti-rotational projections being used as Delevoping cartridge 20, prevents the drive of the developer roll 21 of Delevoping cartridge 20 Lower rotation.

Embodiment two

Figure 13 is the sectional view of the image processing system in this utility model embodiment.Such as Figure 11, figure Shown in 12 and Figure 13, the present embodiment provides a kind of image processing system, including image processing system master Body 100a, is provided with the handle box that as above any embodiment provides in image processing system main body 100a, Image processing system main body 100a can also offer opening 80, at opening 80 rotationally Being provided with the cover plate 90 for being closed by opening 80, cover plate 90 is for applying outside to Delevoping cartridge 20 Pressure, to stablize Delevoping cartridge 20 at predeterminated position, and keeps stable contacting with photoreceptor cartridge 10.

When photoreceptor cartridge 10 and Delevoping cartridge 20 fit in image processing system main body 100a, photosensitive The photoconductor drum 11 provided in body box 10 and the drive member of charging roller 16 and Delevoping cartridge 20 provide Developer roll 21, powder feeding roller 24 and agitator 25 are all by receiving from image processing system main body 100a The driving force of the driver element (such as motor) of middle setting and rotate.

In the present embodiment, due in being installed to image processing system main body 100a at photoreceptor cartridge 10 it After, when Delevoping cartridge 20 is arranged in photoreceptor cartridge 10, Delevoping cartridge 20 is not completely fixed to photoreceptor In box 10, i.e. Delevoping cartridge 20 can disassemble from photoreceptor cartridge 10.In other words, now, use Family can be by only being allowed to form dress from photoreceptor cartridge 10 and image at disassembly direction pull-up Delevoping cartridge 20 Put removal Delevoping cartridge 20 in main body 100a, without untiing Delevoping cartridge 20 on photoreceptor cartridge 10. According to the image processing system in present example, Delevoping cartridge more than 20 photoreceptor cartridge 10 in handle box it Between mounting structure simple, handling ease, and Delevoping cartridge 20 can tear open easily from photoreceptor cartridge 10 Unload, or install to photoreceptor cartridge 10.

Figure 14 is the structural representation of the cover plate in this utility model embodiment on image processing system.Reference Figure 14, the cover plate 90 in the present embodiment can arrange presser unit 90a, and presser unit 90a can be wrapped Include multiple pressurization part 91a, 92a, 93a and 94a, be arranged on length direction B for pressure development box 20.Pressurization part 91a, 92a, 93a and 94a all include the first pressurization structure for pressure development box 20 Part 912a and on installation direction A1 give second pressing element 912a provide elastic force elastic component 911a, elastic component 911a can be collapse coil spring.With reference to Fig. 8 and Figure 14, contact pressing element The pressure of 912a receives unit 22 (22a, 22b) and is arranged on the rear portion of Delevoping cartridge 20, and lays respectively at The Delevoping cartridge handle 26 every side on the length direction B of photoconductor drum 11.Pressure receives unit 22b pair Should in pressurization part 91a and 92a or pressurization part 91a, and pressure receive unit 22a corresponding to pressurization Part 94a.Here, pressurization part 93a is the information on image processing system receives contact pilotage 93a.Corresponding With reference to Fig. 8, Delevoping cartridge 20 includes memory element 27 and the multiple die terminals arranged in memory element 27 Son 28.After Delevoping cartridge 20 is installed in the mounting portion 13 of photoreceptor cartridge 10, such as Fig. 9 and Tu Shown in 10, when cover plate 90 is closed, the pressure Fb on installation direction A1 is executed by presser unit 90a It is added to Delevoping cartridge 20.Meanwhile, the memory element 27 on Delevoping cartridge 20 is by multiple chip terminals thereon 28 correspondences contact with the multiple contact pilotage 93a on cover plate 90 and the information on Delevoping cartridge 20 are transferred to image Formed in apparatus main body 100a to realize the communication between Delevoping cartridge 20 and image processing system main body 100a.

Image processing system based on the present embodiment, when Delevoping cartridge 20 is arranged in photoreceptor cartridge 10, First guide hump 231 and the second guide hump 232 lay respectively at first and fix groove 141 and second and fix In groove 142.At this moment when cover plate 90 is closed, Delevoping cartridge 20 by cover plate 90 at installation direction A1 On push formation thrust, now, developer roll 21 and photoconductor drum 11 keep state during work, development Box 20 no longer moves on installation direction A1.

Last it is noted that above example is only in order to illustrate the technical solution of the utility model, rather than It is limited；Although this utility model being described in detail with reference to previous embodiment, this area Those of ordinary skill is it is understood that the technical scheme described in foregoing embodiments still can be carried out by it Amendment, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, not The essence making appropriate technical solution departs from the spirit and scope of this utility model each embodiment technical scheme.

Claims (10)

1. a handle box, it is characterised in that including: photoreceptor cartridge and Delevoping cartridge, described photoreceptor cartridge Detachably connected with described Delevoping cartridge, described photoreceptor cartridge is formed the first guide rail and the second guide rail, Described Delevoping cartridge is provided with the first guide hump and the second guide hump, described first guide hump and described The projection amount of the second guide hump is equal, during described Delevoping cartridge is installed to described photoreceptor cartridge, Described first guide hump is by described first rail guidance, and described second guide hump is by described second guide rail Guide.

Handle box the most according to claim 1, it is characterised in that described first guide rail and described the Two guide rails are separate, and the head end of the head end of described first guide rail and described second guide rail is at described photoreceptor In the short transverse of box, there is difference in height.

Handle box the most according to claim 1, it is characterised in that the lower surface of described first guide rail And surround the guiding groove slided for described second guide hump between the upper surface of described second guide rail, described The width of guiding groove is more than the diameter of described second guide hump.

Handle box the most according to claim 1, it is characterised in that at the tail end of described first guide rail It is formed and first fixes groove, in the tail end shape of described second guide rail for accommodate described first guide hump Become to have and second fix groove for accommodate described second guide hump.

Handle box the most according to claim 4, it is characterised in that install to institute at described Delevoping cartridge Stating on the installation direction of photoreceptor cartridge, described first fixes groove is positioned at the described second front fixing groove；And In the short transverse of described photoreceptor cartridge, described first fixes groove is positioned at the described second top fixing groove.

Handle box the most according to claim 5, it is characterised in that described first fixes setting in groove There is the anti-back portion for hindering described first guide hump to deviate from along disassembly direction.

Handle box the most according to claim 6, it is characterised in that described second fixes setting in groove Have for hindering described second guide hump along the anti-rotation feature of the direction of rotation rotation of developer roll, developing Box is installed under the installment state to photoreceptor cartridge, and described anti-rotation feature is positioned at described second guide hump Top.

8. according to the handle box described in any one of claim 1～7, it is characterised in that described first leads Rail and described second guide rail are the rib protruded above from the medial wall of described photoreceptor cartridge respectively.

Handle box the most according to claim 8, it is characterised in that form the rib of described first guide rail The bulge quantity of bar is equal to the bulge quantity of the rib forming described second guide rail.

10. an image processing system, including image processing system main body, it is characterised in that described Install just like the handle box described in any one of claim 1～9 in image processing system main body.