CN204883161U - Developing box - Google Patents
Developing box Download PDFInfo
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- CN204883161U CN204883161U CN201520427521.5U CN201520427521U CN204883161U CN 204883161 U CN204883161 U CN 204883161U CN 201520427521 U CN201520427521 U CN 201520427521U CN 204883161 U CN204883161 U CN 204883161U
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- delevoping cartridge
- frizzen
- power reception
- slide block
- power
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Abstract
The utility model discloses a developing box, include: the box body, the developer roll, development roller gear, a driving assembly. Drive assembly includes: the power receiving -member, the gear part, development roller gear with the meshing of gear part, control unit, control unit include slider and frizzen, the slider includes an inclined plane, and frizzen contact inclined plane promotes the slider. Owing to adopt the flexible of frizzen and slider structure control power receiving -member, flexible for the control of prior art stay cord, this structure is more reliable, and this structure triggers the accuracy in addition, and the external force that the frizzen receipt comes from image forming device can promote the slider motion.
Description
Technical field
The utility model relates to a kind of Delevoping cartridge, particularly relates to the driven unit of Delevoping cartridge.
Background technology
Imaging device, or claim electrophotographic image forming, image processing system, be the equipment being formed image by electrophotographic image forming principle on recording materials.Such as, electrophotographic copier, laser printer, electrophotographic printer (as laser printer and LED printer etc.), facsimile recorder and word processor etc.Imaging device generally includes the Delevoping cartridge be detachably arranged on imaging equipment body.
Usually, Delevoping cartridge is provided with developer roll, developer roll is provided with driven unit, and this driven unit engages with the machine driving head in image processing system, to drive developer roll to rotate, drives whole Delevoping cartridge work.
A kind of Delevoping cartridge is disclosed in China Patent Publication No. CN102419531A, this Delevoping cartridge is mounted to a kind ofly to be had in the image processing system of disc installation position, the disk installation position of this image processing system is divided into four separate space, be respectively used to the Delevoping cartridge of installation 4 kinds of colors, this image processing system has photosensitive drums, installing disk during work drives each Delevoping cartridge to rotate relative to photosensitive drums, thus the electrostatic latent image in development photosensitive drums, the driven unit being positioned at an axial end portion of developer roll adopts sphere type universal joint engaging structure.This engaging structure also exists easily to be deviate from from driven unit, and particularly in the middle of transportation, this phenomenon more easily occurs, in addition, universal joint engaging structure is more difficult to be engaged with machine driving head, thus makes afunction or the job insecurity of driven unit.
A kind of Delevoping cartridge is disclosed in China Patent Publication No. CN204188951U, the driven unit of this Delevoping cartridge is set to control to stretch by stay cord, in engagement with out-of-gear process, control stay cord by the ball receiving external force to stretch thus the engagement controlling driven unit is engaged with departing from, this structure medium pulling rope likely can rupture in stressed, whole driven unit not flexible after fracture, therefore, when installing or dismantle, Delevoping cartridge and image processing system interfere, and affect the use of client.
Utility model content
The utility model provides a kind of Delevoping cartridge, ball and stay cord is adopted to control driven unit to solve in prior art, stay cord likely can rupture in stressed, whole driven unit not flexible after fracture, the problem that Delevoping cartridge and image processing system interfere.
The technical solution of the utility model is for providing a kind of Delevoping cartridge.
Be mounted to the Delevoping cartridge in image processing system, described image processing system is provided with machine driving head and photosensitive drums, and what described Delevoping cartridge can rotate relative to described photosensitive drums is mounted in described image processing system, and described Delevoping cartridge comprises:
Box body;
Developer roll;
Developing roller gear, is mounted to described developer roll;
Be arranged at the driven unit of described box body one side;
Described driven unit comprises:
The power reception parts engaged with described machine driving head;
Geared parts, described power receiving portion is telescopic to be at least partially arranged in the inner chamber of described geared parts, and described developing roller gear engages with described geared parts;
Control assembly, the external force that described control assembly receives described image processing system controls described power reception parts and stretches along being parallel to described developer roll axial direction.
Described control assembly comprises slide block and frizzen, and described slide block comprises an inclined-plane, and described frizzen contacts described inclined-plane and edge promotes described slide block perpendicular to described developer roll axial direction.
Described slide block is also provided with locating slot, and described frizzen is mounted in described locating slot.
Described frizzen is provided with the first spigot surface, the described frizzen that leads of image processing system described in described first guide face contacts promotes described slide block.
Described frizzen is also provided with the second spigot surface, described second spigot surface when the work of described Delevoping cartridge and described image processing system keep in touch.
Described power reception parts comprise power reception head and power transfering part, described power reception head is provided with coupling slot, described power transfering part is provided with coupling projection, and described coupling slot is coupled with the described projection that is coupled.
Be provided with torsion spring between described power reception head and described power transfering part, one end of described torsion spring connects described power reception head, and the other end of described torsion spring connects described power transfering part.
Described power transfering part is provided with power transmission projection, and described gear part is provided with engaging hole, and described power transmission projection can engage with described engaging hole.
Described power reception parts and described slide block are had strong market potential by one and are connected, described in one end of having strong market potential be provided with major diameter part, the other end is provided with jump ring.
Owing to adopting frizzen and slide block structure to control the flexible of power reception parts, control flexible relative to prior art stay cord, this structure is more reliable, and separately this structure triggers accurately, and the external force that frizzen receives from image processing system can promote slide block movement.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model Delevoping cartridge structural representation;
Fig. 2 is the utility model Delevoping cartridge side structural representation;
Fig. 3 is the utility model process driven unit structural representation;
Fig. 4 is the utility model Delevoping cartridge driven unit decomposition view;
Fig. 5 is the utility model Delevoping cartridge driven unit cut-open view;
Fig. 6 is the utility model Delevoping cartridge control part structural representation;
Fig. 7 is the utility model Delevoping cartridge power transfering part and gear part structural representation;
Fig. 8 a-8c is the utility model Delevoping cartridge and machine driving head mesh schematic representation;
Fig. 9 a-9c is that the utility model Delevoping cartridge and machine driving head depart from mesh schematic representation.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the Delevoping cartridge 1 that the utility model provides comprises: box body 10, be supported in the developer roll 20 of box body front end, be positioned at gear train and the driven unit 30 of box body 10 side, and the protecting cover 40 preventing gear train and driven unit 30 from coming off from box body 10, driven unit 30 is set to receive drive force gear train from imaging device, and protecting cover 40 limiting gear system and driven unit 30 are in the movement of developer roll 20 axis direction.
As shown in Figure 2, the side of Delevoping cartridge 1 is also fixedly installed locating support 50, locating support 50 is for the installation site of positioning tooth train and driven unit 30, gear train comprises developing roller gear 21, powder feeding roller gear 51, developing roller gear 21 is arranged on developer roll 20, the drive force developer roll 20 that developing roller gear 21 receives from driven unit 30 rotates, powder feeding roller gear 51 is arranged on powder feeding roller (not shown), the drive force powder feeding roller that powder feeding roller gear 50 receives from driven unit 30 rotates, gear train and driven unit 30 are arranged between locating support 50 and protecting cover 40, therefore its axial displacement is by both restrictions, protecting cover 40 offers through hole 41, a part for driven unit 30 is exposed to outside box body 10 by this through hole 41.
The detailed construction of the driven unit that the utility model provides is described below with reference to Fig. 3-Fig. 7.
As shown in Figure 3, driven unit 30 comprises: power receiving portion 30a, geared parts 34 and control assembly 30b, power reception parts 30a is arranged in the inner chamber of geared parts 34, it can stretch relative to developer roll axis direction, when stretching out, the drive force geared parts 34 receiving image processing system rotates, and control assembly 30b is by touching a part for image processing system thus controlling the flexible of power reception parts 30a.
As as described in Fig. 4-7, power reception parts 30a comprises power reception head 31 and power transfering part 33, power reception head 31 is provided with power reception projection 31a and coupling slot 31b, power reception projection 31a engages with the driving projection 100a of machine driving head 100 driving force receiving image processing system, power transfering part 33 is provided with coupling projection 33a, power transmission projection 33c, coupling projection 33a engages with coupling slot 31b, thus the driving force that power reception head 31 receives can be passed to power transfering part 33, power transmission projection 33c is set to the power transmission shaft of transmission of drive force to geared parts 34, be provided with small diameter portion 33b, the diameter of small diameter portion 33b is less than the diameter of power transmission projection 33c, when small diameter portion 33b engages with geared parts 34, power transmission projection 33c cannot transmit power to geared parts 34, this kind of vibrational power flow, power transfering part 33 and geared parts 34 are not keep in the moment engaging, only has power transfering part 33 under the promotion of slide block 36, along be parallel to developer roll axial direction stretch out certain distance after (this distance is substantially equal to power reception head 31 and stretches out distance engage with machine driving head 100) power transfering part 33 ability engage with geared parts 34, consider that Delevoping cartridge is in a flash out-of-gear with machine driving head 100, machine drives projection 100a and power reception projection 31a to be in engaged state, because machine driving head 100 stops the rotation, even if Delevoping cartridge relative image forming apparatus rotates the pressing removed frizzen 37, power reception parts 30a is slight retraction first, because power reception projection 31a and machine drive projection 100a to be engaged, both cannot depart from engagement, therefore power reception parts 30a cannot bounce back further, the benefit that power transfering part 33 is provided with small diameter portion 33b is: small diameter portion 33b plays the effect of a clutch coupling, when power reception parts 30a slightly bounces back, small diameter portion 33b engages with geared parts 34 immediately, both cannot transmit power at engagement, therefore power transmission part 33 can dally with geared parts 34, now, power reception head 31 can be able to relatively rotate with machine driving head 100, remove interlocking pattern, both can be separated, and under the acting force of the first flexible member 35a and the second flexible member 35b, power reception parts 30a is returned to advanced position by slide block 36, therefore, this Delevoping cartridge can not interfere with image processing system, can very smooth and easyly take out from image processing system.
Torsion spring 32 is also provided with between power reception head 31 and power transfering part 33, one end of torsion spring 32 connects power reception head 31, the other end connects power transfering part 33, this kind of vibrational power flow, power reception head 31 can rotate with power transfering part 33, in installation process, when occurring that power reception projection 31a and machine drive projection 100a to withstand mutually cannot to engage, power reception projection 31a can rotate and drive projection 100a to stagger with machine, thus prevents dieback situation from occurring.
In the present embodiment, power reception head 31 and power transfering part 33 are set to two parts, are situated between and are provided with torsion spring, dieback phenomenon can be prevented, it will be appreciated by those skilled in the art that owing to occurring in installation process that to top situation be small probability event, also can arrange as a whole both it.
As described in Figure 7, geared parts 34 inside is set to hollow cavity for holding power transfering part 33, engaging hole 34a is offered in cavity bottom, engaging hole 34a engages with power transmission projection 33c, concrete engagement system is spline engagement, the outer setting of geared parts 34 has the first teeth portion 34b and the second teeth portion 34c, and the first teeth portion 34b is set to engage with developing roller gear 21, and the second teeth portion 34c is set to engage with powder feeding roller gear 51.
As shown in Figure 6, control assembly 30b comprises slide block 36 and frizzen 37, slide block 36 is provided with locating slot 36a, pressing inclined-plane 36b, flexible member mounting hole 36c and brace table 36d, frizzen 37 is provided with press section 37a, first spigot surface 37b, second spigot surface 37c, locating slot 36a is for holding press section 37a, press section 37a promotes pressing inclined-plane 36b promotion slide block 36 and slides, the direction that press section 37a promotes pressing inclined-plane 36b is vertical with slide block 36 glide direction, flexible member mounting hole 36c is for installing the second flexible member 35b, brace table 36d is used for supporting motive force transfer part 33, drive power transfering part 33 to move when slide block 36 is pressed, thus power transfering part 33 is engaged with geared parts 34.Flexible member mounting hole 36c is for installing the second flexible member 35b, second flexible member 35b applies spring force and makes frizzen 37 slide block 36 when not being triggered be in advanced position, first spigot surface 37b is set to inclined-plane, rotate relative to photosensitive drums during Delevoping cartridge work, frizzen 37 can touch a part for image processing system in Delevoping cartridge rotary course, along with further rotating, under the effect of the first spigot surface 37b, a part for image processing system compels to push away frizzen 37, frizzen 37 is forced to push away, because frizzen 37 coordinates with slide block 36, frizzen 37 is forced to push away therefore slide block 36 and slides, slide block 36 pushes power transfering part 33 and stretches out, power transfering part 33 stretches out and power reception head 31 can be driven to stretch out, therefore power reception head 31 stretches out and engages with machine driving head 100, power transfering part 33 stretches out its power transmission projection 33c in process and can engage with geared parts 34, thus drive whole gear train to rotate, second spigot surface 37c is set to cambered surface, when frizzen 37 is forced to push away, a part for second spigot surface 37c and image processing system keeps in touch.Employing frizzen 37 is flexible with slide block 36 structure control power reception portion 30a's, controls flexible relative to prior art stay cord, and more reliably, separately this structure triggers accurately this structure, and the external force that frizzen receives from image processing system can promote slide block movement.
As shown in Figure 5, Fig. 5 is the cut-open view after driven unit has been assembled, geared parts 34 is arranged on locating support 50, power reception parts 30a, geared parts 34 and control assembly 30b 39 to be connected by having strong market potential, 39 one end of having strong market potential have major diameter part 39a and connect power reception head 31, the other end is by jump ring 38 connection sliding block 36, the outside surface of power transfering part 33 is arranged with the first flexible member 35a, first flexible member 35a one end abuts the end face of gear part, the other end abuts slider support platform 36d, second flexible member 35b is arranged between slide block and locating support 50, its one end abuts locating support 50, the other end is mounted in flexible member mounting hole, second flexible member 35b and the first flexible member 35a is not when frizzen 37 is pressed, both apply spring force and keep slide block 36 to be in retracted state.When slide block 36 is subject to urging of frizzen 37, stretched out along the axial direction being parallel to developer roll by jump ring 38 and brace table 36d propulsion power receiving-member 30a, when slide block 36 is not stressed, under the resilient force of the first flexible member 35a and the second flexible member 35b, pull power reception parts 30a along being parallel to developer roll axial direction retraction by the major diameter part 39a of 39 one end of having strong market potential.
The installation process of the utility model Delevoping cartridge is introduced below in conjunction with Fig. 8 a-8c, after the utility model Delevoping cartridge is mounted to the installation position of image processing system, power reception parts 30a is in retracted state and does not engage with machine driving head 100, when Delevoping cartridge needs to perform development work, Delevoping cartridge rotates in image processing system, when rotating to close to developing location, frizzen 37 is slowly pressed by a part for image processing system, can slowly promote slide block 36 in the process that frizzen 37 is pressed to stretch out along developer roll axis direction, therefore slide block 36 drives power transfering part 33 and power reception head 31 to stretch out, when power reception head 31 extend out to the position of roughly engaging with machine driving head 100, the power transmission projection 33c of power transfering part 33 engages with geared parts 34, the driving force that now power reception head 31 receives machine driving head 100 transfers to power transfering part 33, power transfering part 33 transmission of drive force is to geared parts 34, thus drive whole gear train work, Delevoping cartridge starts to perform development work.
When Delevoping cartridge development work is finished, see Fig. 9 a-9c, Delevoping cartridge further rotates and leaves working position, further rotating in a flash, under the acting force of the first flexible member 35a and the second flexible member 35b, power reception parts 30a slightly bounces back, now, power transfering part 33 departs from geared parts 34 and engages under the effect of small diameter portion 33c, therefore relative rotation can be there is with power sub 31 and remove interlocking pattern in machine driving head 100, then along with Delevoping cartridge further rotates, power reception parts 30a bounces back, until rotate into next development work, power reception parts 30a stretches out by above-mentioned steps.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its in instructions still can be modified to the technical scheme described in foregoing embodiments, or equivalent replacement is carried out to wherein portion of techniques feature, and these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (9)
1. one kind is mounted to the Delevoping cartridge in image processing system, described image processing system is provided with machine driving head (100) and photosensitive drums, what described Delevoping cartridge can rotate relative to described photosensitive drums is mounted in described image processing system, and it is characterized in that, described Delevoping cartridge comprises:
Box body (10);
Developer roll (20);
Developing roller gear (21), is mounted to described developer roll (20);
Be arranged at the driven unit (30) of described box body (10) side;
Described driven unit (30) comprising:
The power reception parts (30a) engaged with described machine driving head (100);
Geared parts (34), described power receiving portion (30a) is telescopic to be at least partially arranged in the inner chamber of described geared parts (34), and described developing roller gear (21) engages with described geared parts (34);
Control assembly (30b), the external force that described control assembly receives described image processing system controls described power reception parts (30a) and stretches along being parallel to described developer roll axial direction;
Described control assembly comprises slide block (36) and frizzen (37), and described frizzen (37) contacts described slide block (36), and described frizzen (37) can promote described slide block (36) along perpendicular to described developer roll axial direction.
2. Delevoping cartridge according to claim 1, is characterized in that, described slide block (36) comprises an inclined-plane (36b), and described frizzen (37) contacts with described inclined-plane (36b).
3. Delevoping cartridge according to claim 2, is characterized in that, described slide block (36) is also provided with locating slot (36a), and described frizzen (37) is mounted in described locating slot (36a).
4. Delevoping cartridge according to claim 3, it is characterized in that, described frizzen (37) is provided with the first spigot surface (37b), described first spigot surface (37b) contacts the described image processing system described frizzen (37) that leads and promotes described slide block (36).
5. Delevoping cartridge according to claim 4, is characterized in that, described frizzen (37) is also provided with the second spigot surface (37c), described second spigot surface (37c) when the work of described Delevoping cartridge and described figure forming apparatus keep in touch.
6. according to the arbitrary described Delevoping cartridge of claim 1-5, it is characterized in that, described power reception parts (30a) comprise power reception head (31) and power transfering part (33), described power reception head (31) is provided with coupling slot (31b), described power transfering part (33) is provided with coupling projection (33a), described coupling slot (31b) is coupled with the described projection that is coupled (33a).
7. Delevoping cartridge according to claim 6, it is characterized in that, torsion spring (32) is provided with between described power reception head (31) and described power transfering part (33), one end of described torsion spring (32) connects described power reception head (31), and the other end of described torsion spring (32) connects described power transfering part (33).
8. Delevoping cartridge according to claim 7, it is characterized in that, described power transfering part (33) is provided with power transmission projection (33c), and described gear part (34) is provided with engaging hole (34a), and described power transmission projection (33c) can be engaged with described engaging hole (34a).
9. Delevoping cartridge according to claim 8, it is characterized in that, described power reception parts (30a) and described slide block (36) by one have strong market potential (39) be connected, described in (39) one end of having strong market potential be provided with major diameter part (39a), the other end is provided with jump ring (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520427521.5U CN204883161U (en) | 2015-06-19 | 2015-06-19 | Developing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520427521.5U CN204883161U (en) | 2015-06-19 | 2015-06-19 | Developing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204883161U true CN204883161U (en) | 2015-12-16 |
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ID=54827517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520427521.5U Active CN204883161U (en) | 2015-06-19 | 2015-06-19 | Developing box |
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| Country | Link |
|---|---|
| CN (1) | CN204883161U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106325023A (en) * | 2015-06-19 | 2017-01-11 | 江西镭博钛电子科技有限公司 | Developing box |
| CN106896657A (en) * | 2015-12-21 | 2017-06-27 | 邓平 | A kind of drive assembly of photosensitive drum and handle box |
| WO2017198119A1 (en) * | 2016-05-20 | 2017-11-23 | 珠海艾派克科技股份有限公司 | Processing cartridge and driving component |
-
2015
- 2015-06-19 CN CN201520427521.5U patent/CN204883161U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106325023A (en) * | 2015-06-19 | 2017-01-11 | 江西镭博钛电子科技有限公司 | Developing box |
| CN106325023B (en) * | 2015-06-19 | 2023-09-08 | 江西镭博钛电子科技有限公司 | Developing box |
| CN106896657A (en) * | 2015-12-21 | 2017-06-27 | 邓平 | A kind of drive assembly of photosensitive drum and handle box |
| WO2017198119A1 (en) * | 2016-05-20 | 2017-11-23 | 珠海艾派克科技股份有限公司 | Processing cartridge and driving component |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |