CN107918264B - Control mechanism and developing box comprising same - Google Patents
Control mechanism and developing box comprising same Download PDFInfo
- Publication number
- CN107918264B CN107918264B CN201611016599.3A CN201611016599A CN107918264B CN 107918264 B CN107918264 B CN 107918264B CN 201611016599 A CN201611016599 A CN 201611016599A CN 107918264 B CN107918264 B CN 107918264B
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- Prior art keywords
- force
- force receiving
- receiving portion
- developer
- developing cartridge
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- 238000000034 method Methods 0.000 claims description 17
- 230000008602 contraction Effects 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
- G03G21/186—Axial couplings
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/1661—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus
- G03G21/1676—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus for the developer unit
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
- G03G21/1864—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms associated with a positioning function
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Electrophotography Configuration And Component (AREA)
- Dry Development In Electrophotography (AREA)
Abstract
The invention discloses a control mechanism and a developing cartridge comprising the control mechanism, wherein an image forming apparatus comprises a driving head for outputting driving force; the developing cartridge includes: the developing cartridge includes a housing accommodating a developer, the developing cartridge including a power receiving portion which is retractable in a direction of a self rotation axis and is engageable with the driving head to receive a driving force from the driving head, and a control mechanism which controls the retraction of the power receiving portion, the control mechanism forcing the developer bearing member to contact an image bearing member disposed opposite to the developer bearing member with a certain pressure while controlling the extension of the power receiving portion to engage with the driving head. The technical problem that in the prior art, after the universal joint is installed in the imaging equipment, the universal joint needs to be repeatedly pivoted to cause unsmooth pivoting, so that the universal joint and a driving head in the imaging equipment cannot be normally meshed is solved.
Description
Technical Field
The present invention relates to a control mechanism in an image forming apparatus and a developing cartridge including the control mechanism.
Background
The process cartridge is a cartridge that can be detachably incorporated into a host of an image forming apparatus, and includes a photosensitive cartridge including an electrophotographic photosensitive member, a charger, and the like, and a developing cartridge including a developer, a cleaner, and the like. Since the process cartridge is detachably mounted with respect to the apparatus main body, maintenance of the apparatus is facilitated. An electrophotographic image forming apparatus employing an electrophotographic image forming manner is operated as follows: an electrophotographic photosensitive member uniformly charged by a charger is subjected to selective exposure by light of an image forming apparatus to form an electrostatic latent image, which is developed with toner by a developer into a toner image, and the formed toner image is transferred onto a recording medium by a transfer to form an image on a recording material.
The size of the image forming apparatus is becoming smaller and smaller, and in order to reduce the transportation cost of the process cartridge and the use cost of the user, many manufacturers now make the photosensitive cartridges and the developing cartridges into structures that can be replaced individually, and the service life of one photosensitive cartridge can be that of a plurality of developing cartridges, and when one developing cartridge gets the service life, the user only needs to replace the developing cartridge and continue to use the original photosensitive cartridge.
The related art provides an image forming apparatus and a process cartridge, the process cartridge being divided into a first unit having an image bearing member and a second unit having a developer bearing member, the first unit being detachably mounted to the image forming apparatus alone, the second unit also being detachably mounted to the image forming apparatus alone, the second unit having the developer bearing member being detachably mounted to the image forming apparatus along a mounting rail, a force receiving portion being provided on the second unit, a force applying portion being provided in the image forming apparatus to be engaged with the force receiving portion, the force applying portion acting on the force receiving portion and moving the second unit such that the developer bearing member on the second unit and the image bearing member on the first unit are movable between a contact position and a separation position. The above-mentioned second unit is provided with a swingable universal joint for engagement with a driving head in an image forming apparatus to receive driving force from the image forming apparatus, and the above-mentioned universal joint structure has a problem in that repeated pivoting is required when engaged with and disengaged from the driving head in the image forming apparatus, and the long-time use may cause the unsmooth pivoting of the universal joint to affect the engagement of the universal joint with the driving head, and at the same time, the pivot center of the structure of the universal joint may come loose due to excessive vibration during transportation to cause failure of the universal joint.
Disclosure of Invention
The invention aims to provide a processing box which solves the technical problem that in the prior art, after a universal joint is installed in imaging equipment, the universal joint needs to be pivoted repeatedly, so that the universal joint cannot be meshed with a driving head in the imaging equipment normally due to unsmooth pivoting.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a developing cartridge detachably mountable to an image forming apparatus;
the image forming apparatus includes:
a rotatable driving head for outputting a driving force;
the developing cartridge includes:
a housing that can accommodate a developer;
a developer carrying member that can carry a developer;
the developer carrying member may convey developer to an image carrying member provided outside a casing of the developer cartridge, the developer carrying member and the image carrying member being switchable before a contact position and a separation position;
the developing cartridge includes a power receiving portion that is retractable in a first direction along a direction of a self rotation axis, the power receiving portion being engageable with the driving head to receive a driving force from the driving head, and a control mechanism that controls the retraction of the power receiving portion, the control mechanism forcing the developer carrying member to contact the image carrying member with a certain pressure while controlling the extension of the power receiving portion into engagement with the driving head.
The image forming apparatus includes a force applying assembly reciprocally movable with an operation of the image forming apparatus, the force applying assembly having a force applying portion, the control mechanism including a force receiving member, an elastic member being provided between the force receiving member and the housing, the force receiving member being movable and pressed by the elastic member when the force applying portion moves, the elastic member providing an elastic force to keep the developer bearing member in contact with the image bearing member with a certain pressure.
The control mechanism comprises a connecting rod movably connected with the force receiving component, the connecting rod controls the power receiving part to stretch and retract, the force receiving component can rotate around a rotation center, and the connecting rod and the elastic component are arranged on two sides of the rotation center.
After the scheme is adopted, a novel control mechanism of the developing box driving force receiving assembly and a developing box comprising the control mechanism are adopted, and the technical problem that a power receiving part in a processing box cannot be normally disengaged from a driving head in imaging equipment in the prior art is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a structure of a process cartridge provided by the present invention;
FIG. 2 is a schematic view showing an exploded construction of a process cartridge control mechanism according to the present invention;
fig. 3 is a schematic exploded view of a driving force receiving assembly in a process cartridge according to the present invention;
fig. 4 is a schematic structural view of a driving force receiving assembly in the process cartridge provided by the present invention;
fig. 5 is a partial schematic structural view of a driving force receiving assembly in the process cartridge provided by the present invention;
fig. 6 is a schematic view of the structure of the process cartridge according to the present invention at the time of mounting;
fig. 7 is a schematic view of a structure of the process cartridge in which the driving force receiving member is mounted;
fig. 8 is a schematic structural view of the driving force receiving assembly in the process cartridge provided by the present invention in a first state;
fig. 9 is a schematic structural view of the driving force receiving assembly in the process cartridge provided by the present invention in a second state.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
First embodiment
As shown in fig. 1, the photosensitive cartridge 50 includes an image bearing member 51, a charging member 52, a photosensitive cartridge frame 53 supporting the image bearing member 51 and the charging member 52, and a photosensitive cartridge handle 54 is provided on the photosensitive cartridge frame 53. The charging member 52 is used to charge the image bearing member 51, and the photosensitive cartridge handle 54 is provided so that a user can grasp the photosensitive cartridge handle 54 to mount or dismount the photosensitive cartridge 50 into or from the image forming apparatus.
As shown in fig. 2 to 4, the developing cartridge 1 includes a developer bearing member 2, a developing cartridge frame 3 supporting the developer bearing member 2, and a developing cartridge handle 4 provided on the developing cartridge frame 3. The user can grasp the developing cartridge handle 4 to mount or dismount the developing cartridge 1 into or from the image forming apparatus. One side of the developing cartridge frame 3 is provided with a driving force receiving assembly 10 for engaging with a driving head 100 (see fig. 5) in the image forming apparatus to receive the driving force of the driving head 100 in the image forming apparatus.
The driving force receiving assembly 10 of the developing cartridge 1 includes a power receiving portion 11, a pressing block 12, a power transmitting portion 13, a first elastic member 14, a gear portion 15, a restricting member 16, and a latch 17. The driving force receiving assembly 10 receives a driving force from the image forming apparatus and drives the developer bearing member 2 in the developer cartridge 1 to rotate, and for convenience of explanation, the rotation axis direction of the developer bearing member is referred to as a first direction. The power receiving portion 11 is provided with a receiving claw portion 11a, the receiving claw portion 11a projects substantially in the first direction, the receiving claw portion 11a is engageable with a driving head 100 (see fig. 5) in the image forming apparatus to receive a driving force of the driving head 100, and the power transmitting portion 13 transmits the driving force to the gear portion 15. The first elastic member 14 is provided between the gear portion 15 and the power receiving portion 11, the first elastic member 14 providing an elastic force to control the expansion and contraction of the power receiving portion 11 in the first direction. The power transmission part 13 is provided with a first pin hole 13a, the power receiving part 11 is provided with a second pin hole 11b, the pin 17 passes through the first pin hole 13a and the second pin hole 11b to fix the power receiving part 11, the gear part 15 is provided with a groove 15a, and the groove 15a is matched with the pin 17 to receive the driving force from the power receiving part 11. The restriction member 16 is provided to prevent the power receiving portion 11 from being disengaged from the gear portion 15. In the present embodiment, the first elastic member 14 is a compression spring, or may be replaced by other elastic materials, such as elastic plastics, elastic metal sheets, and other elastic materials. The limiting member 16 is a snap spring, which is engaged with the power transmission portion 13, or may be other limiting means, for example, a portion of the power transmission portion 11 extending from the gear portion 15 may be formed as a snap-fit type.
The developing cartridge 1 further includes a control mechanism 20 that controls expansion and contraction of the driving force receiving assembly 10, the control mechanism 20 including a force receiving member 21, a link 22, and a second elastic member 23. One end of the link 22 is provided with a first connecting portion 22a, and the force receiving member 21 is provided with a second connecting portion 21a that mates with the first connecting portion 22 a. One end of the second elastic member 23 abuts against the developing cartridge frame 3, and the other end abuts against the force receiving member 21, the force receiving member 21 having a rotation center 21b and a first force receiving portion 21c, the force receiving member 21 being rotatable about the rotation center 21b when an external force acts on the first force receiving portion 21 c. In order to make the rotation of the force receiving member 21 smoother, the first force receiving portion 21c and the second connecting portion 21a are provided on both sides of the rotation center 21b, respectively, in the present embodiment. In this embodiment, the first connecting portion 22a is specifically configured to be a protruding snap-fit shape, the second connecting portion 21a is configured to be an elongated hole shape that is snap-fit with the protruding portion, and this structure can stably connect the force receiving member 21 and the connecting rod 22, alternatively, the first connecting portion 22a and the second connecting portion 21a may also be configured in a combined manner, for example, two protruding ribs are provided on the connecting rod 22, and one end of the force receiving member 21 is directly inserted into the one protruding rib, so that the force receiving member can drive the connecting rod to move, and the above effect can be achieved as long as the force transmission structure can be achieved. When the first force receiving portion 21c does not receive an external force as seen from the side of the driving force receiving assembly 10 of the developing cartridge 1 in the first direction, the second elastic member 23 pushes the power receiving member 21 to rotate clockwise around the rotation center 21b by its own elastic force, and the force receiving member 21 pushes the first connecting portion 22a to move the link 22 in a direction approaching the pressing block 12 by the second connecting portion 21a. The pressing portion 22c presses the pressed portion 12a to drive the pressing block 12 to move in the retracting direction of the power receiving portion 11, the pressing block 12 presses the power transmitting portion 13 in the retracting process, and the power transmitting portion 13 drives the power receiving portion 11 to retract through the plug 17.
The connecting rod 22 is further provided with a guide hole 22b and a pressing portion 22c, the developing cartridge 1 further includes a protecting cover 5 provided on the side of the driving force receiving assembly 10, the protecting cover 5 is provided with a guide block 5a, and the pressing block 12 is provided with a pressed portion 12a. The connecting rod 22 moves along the guide block 5a to approach the pressing block 12 through the guide hole 22 b.
As shown in fig. 5 to 8, the image forming apparatus is provided therein with a first rail 101 guiding the mounted photosensitive cartridge 50 and a second rail 102 guiding the mounted developing cartridge 1, the second rail 102 being provided movable, a specific second rail being rotatable about a fulcrum 102a, the first rail 101 being provided above the second rail 102. When the photosensitive cartridge 50 is mounted to the first rail 101, the developing cartridge 1 is mounted on the second rail 102, and the photosensitive cartridge 50 will be located on the upper side of the developing cartridge 1. A force applying assembly 110 is also provided in the imaging arrangement, the force applying assembly 110 being disposed below the first rail 100 and the second rail 101. The force application assembly 110 includes a first force application portion 110a and a second force application portion 11b, the first force application portion 110a being spaced apart from the second force application portion 110b, the first force application portion 110a being arranged to be rotatable about the shaft 110 c.
When the developing cartridge 1 and the photosensitive cartridge 50 are mounted in the image forming apparatus, the image forming apparatus controls the first force applying portion 110a and the second applying portion 110b to move in the second direction toward the force receiving member 21, the first force applying portion 110a is pressed by the force receiving member 21 to rotate downward while avoiding the force receiving member 21 when passing through the force receiving member 21, after which the second force applying portion 110b presses the first force receiving portion 21c on the force receiving member 21, the force receiving member 21 rotates in the counterclockwise direction about the rotation center 21c, the force receiving member 21 drives the link 22 to move in the direction away from the pressing block 12, the pressing portion 22 releases the pressing of the pressed portion 12a, the pressing block 12 no longer presses the power transmitting portion 13, and the power receiving portion 11 protrudes outward in the first direction under the elastic force of the first elastic member 14 and engages with the driving head 100 in the image forming apparatus to receive the driving force of the driving head 100. Meanwhile, since the force receiving member is pressed by the second force applying portion 110b, the second elastic member 23 will provide a urging force to bring the developer carrying member 2 in the developer cartridge 1 into contact with the image carrying member 51 in the photo cartridge with a predetermined pressure, and therefore, the force receiving member 21 and the second elastic member also have an effect of urging the developer carrying member 2 into contact with the image carrying member 51 with a certain pressure to complete development.
When printing is completed, the image forming apparatus controls the first force applying portion 110a and the second force applying portion 110b to move in a direction away from the force receiving member 21, the second force applying portion 110b releases the pressing of the first force receiving portion 21c, the second elastic member 23 pushes the force receiving member 21 to rotate clockwise around the rotation center 21b by its own elastic force, and the force receiving member 21 pushes the first connecting portion 22a to move the link 22 in a direction approaching the pressing block 12 by pushing the second connecting portion 21a. The pressing portion 22c presses the pressed portion 12a to drive the pressing block 12 to move in the retracting direction of the power receiving portion 11, the pressing block 12 presses the power transmitting portion 13 in the retracting process, and the power transmitting portion 13 drives the retracting of the power receiving portion 11 to be disengaged from the driving head 100 in the image forming apparatus through the latch 17.
The force receiving member 21 is further provided with a second force receiving portion 21d cooperating with the first force applying portion 110a, and the second force receiving portion 21d receives the force of the first force applying portion 110a to drive the developing cartridge 1 to move so that the developer carrying member 2 is out of contact with the image carrying member 51, preventing the developer carrying member 2 from contaminating the image carrying member 51.
Modified examples
The first embodiment of the present invention may also employ a modified embodiment in which the control mechanism 20 for controlling the expansion and contraction of the power receiving portion 11 is provided on the other side of the developing cartridge 1 opposite to the power receiving portion 11, the power receiving portion 11 is connected to the long shaft penetrating the developing cartridge frame 3, the control mechanism 20 controls the expansion and contraction of the long shaft on the opposite side of the power receiving portion 11, and the long shaft is used to drive the expansion and contraction of the power receiving portion 11, and this arrangement can avoid the adverse effect that the space occupied by the developing cartridge 1 on one side of the power receiving portion 11 becomes large due to the excessive structure provided on the same side of the power receiving portion 11, and finally the occupied volume of the image forming apparatus becomes large.
As shown in fig. 9, the second force receiving portion 21d is configured differently, and is referred to herein as a third force receiving portion 21d ', and when the first force applying portion 110a moves away from the developing cartridge 1, the third force receiving portion 21d' presses the first force applying portion 110a to rotate around the shaft 110c without driving the developing cartridge 1 to move, and specifically, places where the third force receiving portion 21d 'contacts the first force applying portion 110a are configured to incline in different directions, so that the third force receiving portion 21d' and the developing cartridge 1 configured as such will not move with the first force applying portion 110a any more, and adverse effects of repeatedly rubbing the power receiving portion 11 against the driving head 100 in the image forming apparatus during repeated movement of the developing cartridge 1, and eventually reducing the life of the power receiving portion 11 and the driving head 11 can be avoided.
It will be appreciated by those of ordinary skill in the art that the developer cartridge may be configured to be fixed to the image forming apparatus after installation, the photosensitive cartridge may be configured to move relative to the developer cartridge within the image forming apparatus, the control mechanism in this embodiment may also control the telescoping of the power receiving portion of the driving force receiving assembly of the photosensitive cartridge connected to the image bearing member, and the control mechanism in cooperation with the force applying assembly of the image forming apparatus may also control the switching of the image bearing member of the photosensitive drum and the developer bearing member of the developer cartridge before the contact position and the separation position, and may also effect the contacting of the image bearing member with the developer bearing member at a certain pressure.
The processing box provided by the embodiment adopts a novel developing box driving mechanism, has a simple structure and stable power transmission, and solves the technical problem that the universal joint in the prior art needs to repeatedly pivot after being installed in the imaging equipment, so that the universal joint cannot be normally meshed with the driving head in the imaging equipment due to unsmooth pivoting.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (13)
1. A control mechanism for use in a developer cartridge,
the developing cartridge is detachably mounted to the image forming apparatus,
the image forming apparatus includes:
a rotatable driving head for outputting a driving force;
a force applying assembly reciprocally movable with an operation of the image forming apparatus, the force applying assembly having a force applying portion;
the developing cartridge includes a power receiving portion that is retractable in a first direction along a direction of a self rotation axis, the power receiving portion being engageable with the drive head to receive a driving force from the drive head;
the developing cartridge further includes a developer carrying member that can carry a developer, and a housing having a developer accommodating portion; the developer carrying member may convey developer to an image carrying member disposed opposite to the developer carrying member;
the image bearing member and the developer bearing member in the developer cartridge are switchable between a contact position and a separation position,
wherein the control mechanism includes a force receiving member and a force transmitting mechanism connected to each other, and an elastic member provided between the force receiving member and the housing, the force receiving member being movable to receive the force of the force applying portion, the force transmitting mechanism being operable to apply a force to the force receiving portion to hold the force receiving portion retracted when the force receiving member does not receive the force of the force applying portion; when the force receiving member moves in response to receiving the force of the force applying portion, the force transmitting mechanism moves together with the force receiving member such that the power receiving portion protrudes out to engage with the driving head, and the force receiving member presses and causes the elastic member to generate an elastic force that urges the developer carrying member to contact the image carrying member with a certain pressure.
2. The control mechanism of claim 1, wherein,
the force receiving member is rotatable about a rotation center, and has two opposite ends with respect to the rotation center, one end of which abuts against the elastic member to press the elastic member, and the other end of which controls the expansion and contraction of the power receiving portion.
3. A control mechanism according to claim 1 or 2, wherein said force applying assembly has a first force applying portion and a second force applying portion, said force receiving member is provided with a first force receiving portion and a second force receiving portion, said first force receiving portion receives a force of said second force applying portion to move said force receiving member and press said elastic member, said second force receiving portion receives a force of said first force applying portion to move said force receiving member and bring said developer carrying member to be separated from said image carrying member.
4. A developing cartridge detachably mountable to an image forming apparatus;
the image forming apparatus includes:
a rotatable driving head for outputting a driving force;
a force applying assembly reciprocally movable with operation of the image forming apparatus, the force applying assembly having a force applying portion
The developing cartridge includes:
a housing that can accommodate a developer;
a developer carrying member that can carry a developer;
the developer carrying member may convey developer to an image carrying member provided outside a casing of the developer cartridge, the developer carrying member and the image carrying member being switchable before a contact position and a separation position;
the method is characterized in that;
the developing cartridge includes a power receiving portion that is retractable in a first direction along a direction of a self rotation axis, the power receiving portion being engageable with the driving head to receive a driving force from the driving head, and a control mechanism that controls the retraction of the power receiving portion, the control mechanism including a force receiving member and a force transmitting mechanism connected to each other, the force receiving member being movable by receiving a force of the force applying portion, and an elastic member provided between the force receiving member and the casing, the force transmitting mechanism being operable to apply a force to the power receiving portion to hold the power receiving portion retracted when the force receiving member does not receive the force of the force applying portion; when the force receiving member moves in response to receiving the force of the force applying portion, the force transmitting mechanism moves together with the force receiving member such that the power receiving portion protrudes out to engage with the driving head, and the force receiving member presses and causes the elastic member to generate an elastic force that urges the developer carrying member to contact the image carrying member with a certain pressure.
5. A developing cartridge according to claim 4, wherein said developing cartridge includes a driving force receiving assembly including said power receiving portion, said driving force receiving assembly having a pressed portion, said force transmitting mechanism transmitting an external force received by said force receiving member to said pressed portion and pressing said pressed portion to control expansion and contraction of said power receiving portion in the first direction.
6. A developing cartridge according to claim 5, wherein said control mechanism includes a connecting rod movably connected to said force receiving member, said connecting rod controlling expansion and contraction of said power receiving portion, said force receiving member being rotatable about a rotation center, said connecting rod and said elastic member being provided on both sides of said rotation center.
7. A developing cartridge according to claim 5, wherein said force receiving member is rotatable about a rotation center, said force receiving member has two ends with respect to said rotation center, one end of said force receiving member is provided with a force receiving portion that can receive an external force of said force applying portion, and movement of the other end of said force receiving member controls expansion and contraction of said power receiving portion.
8. A developing cartridge according to any one of claims 5-7, wherein said force receiving member controls the power receiving portion to protrude to engage with said driving head to receive the driving force from said driving head when said elastic member is pressed.
9. The developing cartridge according to claim 4, wherein the force applying assembly has a first force applying portion and a second force applying portion, the force receiving member has a first force receiving portion that receives a force of the second force applying portion to move and urge the developer bearing member to contact the image bearing member with a certain pressure, and a second force receiving portion that receives a force of the first force applying portion to move and separate the developer bearing member from the image bearing member.
10. The developing cartridge according to claim 9, wherein the first force receiving portion is provided on the force receiving member facing the second force receiving portion.
11. A developing cartridge according to claim 4, wherein said control mechanism includes a connecting rod movably connected to said force receiving member, said connecting rod controlling expansion and contraction of said power receiving portion, said force receiving member being rotatable about a rotation center, said connecting rod and said elastic member being provided on both sides of said rotation center.
12. A developing cartridge according to claim 10, wherein said force receiving member is rotatable about a rotation center, said force receiving member has two ends with respect to said rotation center, one end of said force receiving member is provided with a force receiving portion that can receive an external force of said force applying portion, and movement of the other end of said force receiving member controls expansion and contraction of said power receiving portion.
13. A developing cartridge according to claim 4, wherein said developer carrying member and said image bearing member are switchable between a contact position and a separation position, said force receiving member receiving an external force compresses said elastic member to bring said developer carrying member into contact with said image bearing member with a certain pressure while controlling said power receiving portion to protrude out of engagement with said driving head to receive a driving force from said driving head, and said elastic force of said elastic member when said force receiving member does not receive an external force can push said force receiving member and control said power receiving portion to retract out of engagement with said driving head.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016108703377 | 2016-10-06 | ||
| CN201610870337 | 2016-10-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107918264A CN107918264A (en) | 2018-04-17 |
| CN107918264B true CN107918264B (en) | 2023-12-22 |
Family
ID=59308186
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621237907.0U Withdrawn - After Issue CN206339832U (en) | 2016-10-06 | 2016-11-18 | Handle box with drive component |
| CN201710082256.5A Active CN107918266B (en) | 2016-10-06 | 2016-11-18 | Processing box with driving assembly |
| CN201621238201.6U Active CN206369918U (en) | 2016-10-06 | 2016-11-18 | Controlling organization and the Delevoping cartridge comprising the controlling organization |
| CN201611016599.3A Active CN107918264B (en) | 2016-10-06 | 2016-11-18 | Control mechanism and developing box comprising same |
| CN201611016324.XA Active CN107918263B (en) | 2016-10-06 | 2016-11-18 | Processing box with driving assembly |
| CN201611210797.3A Active CN107918265B (en) | 2016-10-06 | 2016-12-24 | Control mechanism and developing box comprising same |
| CN201621428823.5U Withdrawn - After Issue CN206573864U (en) | 2016-10-06 | 2016-12-24 | Controlling organization and the Delevoping cartridge comprising the controlling organization |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621237907.0U Withdrawn - After Issue CN206339832U (en) | 2016-10-06 | 2016-11-18 | Handle box with drive component |
| CN201710082256.5A Active CN107918266B (en) | 2016-10-06 | 2016-11-18 | Processing box with driving assembly |
| CN201621238201.6U Active CN206369918U (en) | 2016-10-06 | 2016-11-18 | Controlling organization and the Delevoping cartridge comprising the controlling organization |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611016324.XA Active CN107918263B (en) | 2016-10-06 | 2016-11-18 | Processing box with driving assembly |
| CN201611210797.3A Active CN107918265B (en) | 2016-10-06 | 2016-12-24 | Control mechanism and developing box comprising same |
| CN201621428823.5U Withdrawn - After Issue CN206573864U (en) | 2016-10-06 | 2016-12-24 | Controlling organization and the Delevoping cartridge comprising the controlling organization |
Country Status (1)
| Country | Link |
|---|---|
| CN (7) | CN206339832U (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206339832U (en) * | 2016-10-06 | 2017-07-18 | 江西亿铂电子科技有限公司 | Handle box with drive component |
| WO2018064872A1 (en) * | 2016-10-06 | 2018-04-12 | 江西亿铂电子科技有限公司 | Control mechanism and process cartridge |
| CN107942633A (en) * | 2017-11-01 | 2018-04-20 | 珠海市拓佳科技有限公司 | A kind of Delevoping cartridge |
| CN108398871B (en) * | 2018-04-23 | 2024-06-11 | 珠海联合天润打印耗材有限公司 | Process cartridge |
| CN108388095A (en) * | 2018-05-14 | 2018-08-10 | 珠海大琴信息科技有限公司 | A kind of handle box |
| CN108388097A (en) * | 2018-05-14 | 2018-08-10 | 珠海大琴信息科技有限公司 | A kind of handle box |
| CN108388098A (en) * | 2018-05-14 | 2018-08-10 | 珠海大琴信息科技有限公司 | A kind of handle box |
| CN109445259A (en) * | 2018-12-02 | 2019-03-08 | 中山市迪迈打印科技有限公司 | With can reset count component Delevoping cartridge |
| CN109407487A (en) * | 2018-12-02 | 2019-03-01 | 中山市迪迈打印科技有限公司 | Counting component and Delevoping cartridge |
| CN110133980B (en) * | 2019-06-03 | 2024-03-26 | 珠海市拓佳科技有限公司 | Process cartridge and image forming apparatus |
| CN113156789A (en) * | 2021-03-11 | 2021-07-23 | 珠海天威飞马打印耗材有限公司 | Driving force transmission assembly, rotating part, toner cartridge and electronic imaging equipment |
| CN112859562A (en) * | 2021-03-12 | 2021-05-28 | 珠海联合天润打印耗材有限公司 | Cartridge for electrophotographic image forming apparatus |
| CN217982131U (en) * | 2022-07-06 | 2022-12-06 | 珠海市拓佳科技有限公司 | Limiting mechanism of developing box |
| WO2024109940A1 (en) * | 2022-11-25 | 2024-05-30 | 江西亿铂电子科技有限公司 | Developing cartridge |
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| US5258811A (en) * | 1991-03-01 | 1993-11-02 | Canon Kabushiki Kaisha | Image forming system and process cartridge removably mountable on same |
| JPH10282752A (en) * | 1997-04-04 | 1998-10-23 | Canon Inc | Electrophotographic image forming device and process cartridge |
| JP2003131545A (en) * | 2001-10-30 | 2003-05-09 | Canon Inc | Process cartridge and electrophotographic image forming device |
| JP5362086B1 (en) * | 2012-09-11 | 2013-12-11 | キヤノン株式会社 | Process cartridge and image forming apparatus |
| CN206369918U (en) * | 2016-10-06 | 2017-08-01 | 江西亿铂电子科技有限公司 | Controlling organization and the Delevoping cartridge comprising the controlling organization |
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| JP4604550B2 (en) * | 2004-05-24 | 2011-01-05 | ブラザー工業株式会社 | Image forming apparatus and process cartridge |
| JP4630634B2 (en) * | 2004-11-05 | 2011-02-09 | キヤノン株式会社 | Image forming apparatus |
| JP4928226B2 (en) * | 2006-11-07 | 2012-05-09 | キヤノン株式会社 | Image forming apparatus |
| JP4464435B2 (en) * | 2006-12-11 | 2010-05-19 | キヤノン株式会社 | Process cartridge and electrophotographic image forming apparatus |
| JP2009003375A (en) * | 2007-06-25 | 2009-01-08 | Brother Ind Ltd | Developing device |
| CN102656524B (en) * | 2009-12-18 | 2015-04-29 | 佳能株式会社 | Image forming device and process cartridge |
| CN106773583B (en) * | 2011-11-26 | 2020-08-11 | 江西亿铂电子科技有限公司 | Control mechanism and processing box comprising same |
| CN202494868U (en) * | 2012-02-03 | 2012-10-17 | 江西亿铂电子科技有限公司 | Toner cartridge |
| JP2014119592A (en) * | 2012-12-17 | 2014-06-30 | Canon Inc | Process cartridge and image forming apparatus |
| CN105204309B (en) * | 2014-06-03 | 2019-10-22 | 纳思达股份有限公司 | A kind of handle box |
| CN204613597U (en) * | 2015-01-10 | 2015-09-02 | 珠海赛纳打印科技股份有限公司 | Handle box driven unit, photoconductive drum unit, handle box and image forming apparatus |
| CN205121160U (en) * | 2015-10-27 | 2016-03-30 | 江西镭博钛电子科技有限公司 | Developing box |
| CN205263487U (en) * | 2015-12-21 | 2016-05-25 | 邓平 | Processing case |
| CN205353578U (en) * | 2015-12-26 | 2016-06-29 | 江西亿铂电子科技有限公司 | Developing box |
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- 2016-11-18 CN CN201621237907.0U patent/CN206339832U/en not_active Withdrawn - After Issue
- 2016-11-18 CN CN201710082256.5A patent/CN107918266B/en active Active
- 2016-11-18 CN CN201621238201.6U patent/CN206369918U/en active Active
- 2016-11-18 CN CN201611016599.3A patent/CN107918264B/en active Active
- 2016-11-18 CN CN201611016324.XA patent/CN107918263B/en active Active
- 2016-12-24 CN CN201611210797.3A patent/CN107918265B/en active Active
- 2016-12-24 CN CN201621428823.5U patent/CN206573864U/en not_active Withdrawn - After Issue
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| US5258811A (en) * | 1991-03-01 | 1993-11-02 | Canon Kabushiki Kaisha | Image forming system and process cartridge removably mountable on same |
| JPH10282752A (en) * | 1997-04-04 | 1998-10-23 | Canon Inc | Electrophotographic image forming device and process cartridge |
| JP2003131545A (en) * | 2001-10-30 | 2003-05-09 | Canon Inc | Process cartridge and electrophotographic image forming device |
| JP5362086B1 (en) * | 2012-09-11 | 2013-12-11 | キヤノン株式会社 | Process cartridge and image forming apparatus |
| CN206369918U (en) * | 2016-10-06 | 2017-08-01 | 江西亿铂电子科技有限公司 | Controlling organization and the Delevoping cartridge comprising the controlling organization |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107918266A (en) | 2018-04-17 |
| CN206369918U (en) | 2017-08-01 |
| CN206573864U (en) | 2017-10-20 |
| CN107918265A (en) | 2018-04-17 |
| CN107918263A (en) | 2018-04-17 |
| CN107918264A (en) | 2018-04-17 |
| CN107918263B (en) | 2020-09-08 |
| CN107918266B (en) | 2020-10-09 |
| CN206339832U (en) | 2017-07-18 |
| CN107918265B (en) | 2023-11-14 |
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