WO2017152884A1 - Boîte à poudre et dispositif de formation d'image - Google Patents

Boîte à poudre et dispositif de formation d'image Download PDF

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Publication number
WO2017152884A1
WO2017152884A1 PCT/CN2017/080644 CN2017080644W WO2017152884A1 WO 2017152884 A1 WO2017152884 A1 WO 2017152884A1 CN 2017080644 W CN2017080644 W CN 2017080644W WO 2017152884 A1 WO2017152884 A1 WO 2017152884A1
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WO
WIPO (PCT)
Prior art keywords
developer
toner
slider
developing unit
powder
Prior art date
Application number
PCT/CN2017/080644
Other languages
English (en)
Chinese (zh)
Inventor
吴连俊
周文昌
黄万红
马海龙
曹建新
罗来
Original Assignee
珠海艾派克科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201610520712.5A external-priority patent/CN107168024B/zh
Priority claimed from CN201610886981.3A external-priority patent/CN107305332B/zh
Application filed by 珠海艾派克科技股份有限公司 filed Critical 珠海艾派克科技股份有限公司
Publication of WO2017152884A1 publication Critical patent/WO2017152884A1/fr

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • 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

Definitions

  • Embodiments of the present invention relate to image forming technologies, and in particular, to a toner cartridge and an image forming apparatus.
  • the image forming apparatus is an apparatus that forms an image on a recording material by an electrophotographic image forming processing technique, such as an electrophotographic copy, a laser printer, an electrophotographic printer, a facsimile machine, a word processor, or the like.
  • the image forming apparatus generally includes a monochrome image forming apparatus and a color image forming apparatus.
  • the image forming apparatus is generally provided with a toner cartridge for accommodating the developer, and when the image forming apparatus is in operation, the developer is transferred onto the recording material, and an image is formed.
  • the invention provides a powder box and an image forming apparatus, which have the advantages of simple structure and convenient operation.
  • the powder box provided by the invention comprises:
  • a housing in which a toner storage chamber for accommodating the developer is formed, and a developer output port for communicating the developer in communication with the toner hopper, the developer output port being for communicating with the developer input port of the developing unit,
  • the toner is transported from the toner reservoir to the developing unit.
  • the device further includes a pushing device including a slider and a pushing block; when the powder box is mounted to the developing unit in the mounting direction, the slider first contacts the developing unit to move the slider relative to the housing, and then pushes The block pushes the shutter of the developing unit to open the developer input port.
  • a pushing device including a slider and a pushing block
  • the slider moves in the opposite direction of the direction in which the container is mounted, and the slider moves to push the push block out of the housing in the vertical mounting direction.
  • the pressing device further includes an elastic member, and one end of the elastic member is connected to the housing and the other end is connected to the slider.
  • first rail and the second rail are disposed on the housing, the slider is slidably connected to the first rail, and the push block is slidably connected to the second rail.
  • the slider includes a first force receiving portion, a first force applying portion, and a first mounting portion.
  • the push block includes a second force receiving portion, a second force applying portion, and a second mounting portion.
  • first mounting portion is slidably coupled to the first rail
  • second mounting portion is slidably coupled to the second rail
  • first force receiving portion is configured to receive a force applied by the developing unit
  • first force applying portion is in contact with the second force receiving portion
  • second force applying portion is configured to be in contact with the shutter of the developing unit.
  • the second force receiving portion is an opening, and the starting end and the end of the opening have a height difference in a direction in which the push block protrudes.
  • the first mounting portion has an I-shape
  • the first force receiving portion has an L shape
  • the first force applying portion has a cylindrical shape
  • the second mounting portion includes two grooves.
  • the housing includes a detachable fixing frame, one end of the elastic member is connected to the fixing frame, and the other end is connected to the connecting portion of the slider.
  • the housing is provided with a first slide rail and a second slide rail, and the slider is slidably connected to the first slide rail, and the push block is slidably connected to the second slide rail.
  • the pressing device further includes an elastic member, and one end of the elastic member is connected to the housing and the other end is connected to the slider.
  • the urging device further includes a power transmission member for respectively engaging the slider and the push block, and the slider is driven when it is in contact with the developing unit and moves linearly relative to the housing.
  • the power transmission member rotates, and the power transmission member rotates to push the push block out of the housing in a vertical mounting direction.
  • the power transmission member is a gear
  • the slider is provided with a first rack
  • the push block is provided with a second rack
  • the gear is respectively coupled to the first rack and the second rack Engage the drive.
  • the housing is formed with a receiving cavity for mounting the power transmission component, and the receiving cavity has an opening for the power transmission component to be installed into the receiving cavity, and the opening is provided at the opening There is a shutter for closing the opening, the shutter being detachably coupled to the housing.
  • the power transmission component includes a power transmission portion and a first power conversion portion
  • the power transmission portion is configured to be in contact with the slider to receive the thrust applied by the slider, and the slider abuts the driving force transmitting portion when moving relative to the housing under the action of the developing unit, so that the power transmission member rotates in the forward direction;
  • the power conversion unit is in contact with the push block, and when the power transmission member rotates in the forward direction, the first The power conversion unit pushes the push block out of the housing in the vertical mounting direction.
  • the first power conversion portion is a guiding surface, and the starting end and the end of the first power conversion portion have a height difference in a direction in which the push block protrudes.
  • the height of the first power conversion portion continuously changes in the protruding direction of the push block, and the contact between the first power conversion portion and the push block when the power transmission member rotates in the forward direction The height of the place gradually increases.
  • the pressing device further includes an elastic member, one end of the elastic member is connected to the power transmission member, and the other end of the elastic member is connected to the housing or pressed against the housing; or the elastic member One end of the elastic member is pressed against the power transmission member, and the other end of the elastic member is connected to the housing;
  • the elastic member When the slider moves relative to the housing under the action of the developing unit to push the power transmission member to rotate, the elastic member is elastically deformed; when the developing unit is disengaged from the slider, the The elastic member recovers elastic deformation, and the power transmission member rotates in the reverse direction.
  • the elastic element is a torsion spring, one end of the torsion spring is in contact with the housing, and the other end of the torsion spring is connected to the power transmission component.
  • a transition section is provided between the rotation center of the power transmission member and the power transmission portion, the transition section is a concave arc surface, and the slider is formed with an outer convex portion, and the transition The concave curved surface of the segment is for contacting the outer convex portion.
  • the power transmission member has a fan shape, the power transmission portion is formed at a radius of the fan shape, and the first power conversion portion is formed at a circular arc of the fan shape.
  • a discharge port switch member is disposed at the developer output port, and the powder discharge port switch member has a first position for opening the developer output port and a second position for closing the developer output port;
  • the powder outlet switch member is configured to receive a driving force of the image forming apparatus to rotate to switch between the first position and the second position.
  • the powder outlet switch member is provided with an output port, and the output port is connected to the powder storage bin; when the powder outlet switch member is in the first position, the output port and the developer output The mouth is opposite; when the powder outlet switch member is in the second position, the output port is staggered from the developer output port.
  • a developer conveying groove is disposed in the casing, and the powder discharging port switch member is installed in the developer conveying groove, and is disposed between the developer conveying groove and the powder discharging port switch member. a positioning portion that defines a rotational position of the powder outlet switch member.
  • the positioning portion includes a starting groove and a stopping groove opened at a flange of the developer conveying groove, and a setting groove provided on the powder discharging port switch member a positioning protrusion that cooperates with the groove and the stop groove;
  • the positioning portion includes a positioning protrusion opened at a flange of the developer conveying groove, and a starting recess provided on the powder discharging port switch member for respectively engaging with the positioning protrusion Slot and stop groove;
  • the positioning protrusion When the powder outlet switch member is in the first position, the positioning protrusion is engaged in the stop groove, and when the powder outlet switch member is in the second position, the positioning protrusion is engaged In the starting groove.
  • a middle connecting portion is formed between the starting groove and the stopping groove, and the starting groove and the stopping groove are respectively smoothly connected with the middle connecting portion.
  • the powder outlet switch member is provided with a receiving port for receiving a driving force from the image forming device to rotate the powder discharging port switch member.
  • the toner cartridge is configured to be detachably mounted on the image forming apparatus, the developer output port is disposed downward, and the developer outlet is provided with a powder outlet switch member, and the powder outlet port The switch member has a first position to open the developer outlet and a second position to close the developer outlet;
  • a driving member is disposed on the housing, and the driving member is configured to drive the powder outlet switch member to move between the first position and the second position;
  • the drive member rotationally drives the powder discharge port switch member to translate relative to the developer output port to switch between the first position and the second position.
  • the developer outlet is located between the top and the bottom of the container, and the driving member drives the powder outlet switch member inside the housing.
  • the driving member includes a driving body, a receiving port on the driving body, a latching portion, and a first transmitting portion extending from the driving body, the receiving port for receiving a driving force from the printer to drive the driving
  • the component is rotated
  • the powder outlet switch member comprises a switch body and an open end and a force end at the two ends of the switch body, and a second transfer extends from the force end
  • the second transmission portion is mated with the first transmission portion to receive a rotational force of the driving member.
  • the inside of the casing has a developer conveying groove
  • the inner wall of the developer conveying groove is provided with a first guiding portion
  • the tubular body of the switch member body is provided with a second guiding portion, the second The guiding portion slides in cooperation with the first guiding portion to cause the switching member to translate in the developer conveying groove along the first guiding portion and the second guiding portion.
  • an inner elastic member is disposed between the powder outlet switch member and the developer transfer groove, and one end of the inner elastic member abuts against the switch member, and the other end abuts against a sidewall of the toner conveying portion.
  • first transmitting portion and the second transmitting portion are threaded structures respectively surrounding the inner surface or the outer surface of the driving member and the powder discharge port switch member.
  • a peripheral portion of the powder outlet switch member is provided with a powder outlet sealing member, and an outer circumference of the driving body is provided with an outer sealing member.
  • the developer outlet is provided with a powder outlet switch member, the powder outlet switch member has a first position for opening the developer outlet and a second position for closing the developer outlet;
  • the powder outlet switch member In the moving direction of the push block, the powder outlet switch member is slidably connected to the housing, and the powder outlet switch member can slide in the moving direction of the push block under the driving force to be in the first Switching between the location and the second location.
  • an elastic member is connected to the powder outlet switch member, and one end of the elastic member is connected to the powder outlet switch member, and the other end of the elastic member is connected to the housing, and the elastic member is expanded and contracted. The direction is consistent with the sliding direction of the powder outlet switch member;
  • the powder outlet switch member is provided with a power receiving portion for receiving a driving force
  • the power transmission member is provided with a second power conversion for contacting the power receiving portion to apply a driving force to the powder outlet switch member. unit.
  • a start end and an end of the second power conversion portion have a height difference in a moving direction of the push block, and in a reverse rotation direction of the power transmission member, each of the second power conversion portions The height at the position gradually decreases.
  • the second power conversion portion of the power transmission member abuts the power receiving portion in a pushing direction of the pushing block, and the elastic element is when the powder discharging port switch member is in the second position.
  • the second power conversion portion of the power transmission member gradually relieves the power receiving portion to gradually restore the elastic member until the powder is discharged.
  • the port switch member is moved to the first position.
  • the second power conversion portion of the power transmission member presses the power receiving portion in a direction opposite to the pushing direction of the pushing block, and when the powder discharging port switch member is in the second position, the elastic member is at a natural state or a stretched state; when the power transmission member rotates in the forward direction, the second power conversion portion of the power transmission member further presses the power receiving portion to further stretch the elastic member until the It is stated that the powder switch member is moved to the first position.
  • a guide rail is disposed on the powder outlet switch member along a moving direction of the push block, and a guide groove matched with the guide rail is disposed on the shell and on both sides of the developer output port. ;
  • a guide groove is disposed on the powder outlet switch member along a moving direction of the push block, and a guide rail matched with the guide groove is disposed on the casing and on both sides of the developer output port .
  • the housing is connected with a mounting plate, the mounting plate forms a sealed space with the housing, and the mounting plate further has a gear;
  • the mounting plate is provided with a positioning portion, and the gear is provided with a positioned portion, and the positioning portion is connected with the positioned portion to position the gear on the mounting plate.
  • the positioning portion is an annular protrusion provided on one side of the mounting plate in the thickness direction.
  • the positioning portion is a first cylindrical recess disposed on one side of the mounting plate in the thickness direction.
  • the positioned portion is a cylindrical protrusion that is coaxial with the gear and is disposed at one end in a direction along a rotation axis of the gear.
  • the outer diameter of the cylindrical protrusion is slightly smaller than the annular protrusion, or the inner diameter of the first cylindrical groove, when the gear is mounted on the mounting plate, the gear A cylindrical projection is inserted into the annular projection or the first cylindrical recess and is rotatably supported on the annular projection or the first cylindrical recess.
  • the positioned portion is a second cylindrical groove coaxial with the gear and disposed at one end in a direction of a rotation axis of the gear.
  • the outer diameter of the annular protrusion is slightly smaller than the inner side of the second cylindrical groove a ring-shaped projection inserted into the second cylindrical recess when the gear is mounted to the mounting plate, the gear being rotatably supported on the annular projection .
  • a rotating member is further disposed in the housing, and the mounting plate is coaxially disposed with a mounting hole in the annular protrusion or the first cylindrical recess, and one end of the rotating member is The rotating support is on the inner wall of the housing, and the other end of the rotating member passes through the mounting hole and is coupled to the gear.
  • the other end of the rotating member has a non-circular cross section
  • the gear is provided with a positioning hole having a cross-sectional shape identical to a cross section of the other end of the rotating member.
  • the other end of the rotating member is coupled to the gear through the positioning hole.
  • the rotating member is integral with the gear.
  • the mounting plate is further provided with a baffle covering the gear, and the baffle is connected to the mounting plate by snapping or welding or pasting or screwing.
  • the positioning portion is a plurality of protrusions located in one side of the thickness direction of the mounting plate and located in the same ring.
  • the housing is provided with a handle portion, the handle portion is rotatable relative to the housing, the handle portion includes a base plate, and a connecting portion for a rotatable connection with the housing, An elastic plate is also disposed on the substrate.
  • the elastic plate is not parallel to the substrate, and one end of the elastic plate is connected to one surface of the substrate in the thickness direction.
  • the elastic plate is located between the substrate and the housing.
  • the elastic plate and the housing are respectively located on two sides of the substrate.
  • a limiting portion is disposed on the housing, and the limiting portion limits a rotation angle of the handle portion.
  • the connecting portion is further provided with a restricted portion, and the limiting portion contacts the restricted portion to prevent the handle portion from rotating relative to the housing.
  • the connecting portion is a connecting plate, and the connecting plate is disposed on the substrate, and the substrate and the substrate are perpendicular to an axis of rotation of the housing.
  • the number of the connecting plates is two, which are respectively disposed at two ends of the substrate along the rotation axis direction of the substrate.
  • a connecting shaft is disposed on an opposite surface of the two connecting plates, and the handle portion is further The housing is coupled to the housing by the connecting shaft and rotates relative to the housing about the connecting shaft.
  • an elastic gripping portion is further connected to the elastic plate, and the elastic gripping portion is bent toward the substrate.
  • the elastic gripping portion includes a connecting portion and two rebound portions disposed at both ends of the connecting portion, the connecting portion is connected to the elastic plate, and the resilient portion is curved toward the substrate.
  • connection portion of the connecting portion and the rebound portion is a circular arc transition.
  • Another aspect of the present invention provides an image forming apparatus on which the toner cartridge according to any one of the above items is detachably mounted.
  • a powder container and an image forming apparatus include a casing in which a powder storage chamber for accommodating toner, and a developer output port for outputting toner which communicates with the powder storage hopper, and a developer output port for It is in communication with the developer input port of the developing unit to convey the toner from the toner hopper to the developing unit.
  • the structure is simple and the operation is convenient.
  • FIG. 1 is a schematic side view of the inside of an image forming apparatus according to an embodiment of the present invention.
  • Figure 2 is a schematic view of four processing units, a toner cartridge, and a developing unit;
  • 3A to 3C are schematic structural views of a powder cartridge according to Embodiment 1 of the present invention.
  • FIG. 4 is a schematic structural view of a powder container according to an embodiment of the present invention.
  • Figure 5 is a schematic view showing the explosion structure of the pushing device of Figure 4.
  • FIGS. 6A and 6B are schematic views of the sliders of Figs. 4 and 5;
  • FIGS. 7A and 7B are schematic views of the push block of Figs. 4 and 5;
  • Figure 8A is a schematic view showing the state of the slider, the push block and the elastic member of Figures 4 and 5 when the container is not mounted to the developing unit;
  • Figure 8B is a schematic view showing the state of the toner cartridge when the toner cartridge is not mounted to the developing unit;
  • Figure 9A is a schematic view showing the state of the slider, the push block and the elastic member of Figures 4 and 5 when the container is mounted to the developing unit;
  • Figure 9B is a schematic view showing the state of the toner cartridge when the toner cartridge is mounted to the developing unit;
  • FIG. 10A is a schematic view showing the state of a toner cartridge when the toner cartridge is not mounted to the developing unit according to another embodiment of the present invention.
  • FIG. 10B is a schematic view showing the state of the toner cartridge when the toner cartridge is mounted to the developing unit according to another embodiment of the present invention.
  • FIG. 11 is a schematic exploded view of a pushing device of a toner cartridge according to another embodiment of the present invention.
  • Figure 12A is a schematic structural view 1 of the toner cartridge after removing the pushing device from Figure 11;
  • Figure 12B is a second schematic view of the structure of the toner cartridge after removing the pushing device from Figure 11;
  • Figure 13 is a schematic structural view of the push block of Figure 11;
  • Figure 14 is a schematic structural view of the slider of Figure 11;
  • Figure 15 is a cross-sectional view of the container of Figure 11;
  • 16A is a schematic view showing the state of a toner cartridge when the toner cartridge is not mounted to the developing unit according to another embodiment of the present invention.
  • 16B is a schematic view showing the state of the toner cartridge when the toner cartridge is mounted to the developing unit according to another embodiment of the present invention.
  • FIG. 17 is a schematic exploded view of a pushing device of a toner cartridge according to still another embodiment of the present invention.
  • FIG. 18A is a schematic perspective structural view of a powder container according to another embodiment of the present invention.
  • Figure 18B is a side view of a powder container according to still another embodiment of the present invention.
  • Figure 19 is a schematic structural view of the slider of Figure 17;
  • 20A and 20B are schematic structural views of the push block of FIG. 17;
  • 21A and 21B are schematic structural views of the power transmission member of FIG. 17;
  • Figure 22 is a view showing a state in which the slider of Figure 17 is engaged with a power transmission member
  • FIG. 23 is a schematic structural view of a powder container according to Embodiment 14 of the present invention.
  • Figure 24A is an exploded perspective view of the container body and the powder outlet switch member of Figure 23;
  • Figure 24B is an enlarged view of I in Figure 24A;
  • Figure 25 is a schematic structural view of the powder outlet switch member of Figure 23;
  • Figure 26 is a perspective view of a powder container according to a seventeenth embodiment of the present invention.
  • Figure 27 is an exploded perspective view of the container of Figure 26;
  • Figure 28 is a cross-sectional view of the container of Figure 26;
  • Figure 29 is a perspective view of the driving member of Figure 27;
  • Figure 30 is a perspective view of the switch member of Figure 27;
  • Figure 31 is a perspective view of the switch member of Figure 27;
  • Figure 32 is a cross-sectional view showing the switch member of Figure 27 in an open state
  • Figure 33 is a schematic cross-sectional view showing the switch member of Figure 27 in a closed state
  • FIG. 34A, FIG. 34B and FIG. 34C are schematic diagrams showing the structure of a powder outlet switch according to an embodiment of the present invention.
  • 35A is a schematic view showing a state of cooperation between a powder outlet switch member and a power transmission member according to an embodiment of the present invention
  • 35B is a schematic view showing another cooperation state of the powder outlet switch member and the power transmission member according to an embodiment of the present invention.
  • 36A and 36B are schematic structural views of a powder container in the prior art
  • Figure 37 is a schematic view showing the structure of the powder container according to the twenty-first embodiment.
  • Figure 38 is a schematic view showing the structure of the mounting plate involved in Figure 37;
  • Figure 39 is a schematic view showing the structure of the first gear involved in Figure 37;
  • Figure 40 is a schematic view showing the structure of the first positioning groove in Figure 37;
  • Figure 41 is a schematic view showing another structure of the first gear involved in Figure 37;
  • Figure 42 is a schematic view showing the assembly of the gear set according to the twenty-second embodiment
  • Figure 43 is a schematic view showing the structure of the baffle involved in Figure 42;
  • Figure 44 is a schematic view showing the structure of the powder container involved in Figure 42;
  • FIG. 45A and FIG. 45B are schematic views showing the mounting holes of FIG. 42 and the other end of the rotating member; FIG.
  • Figure 46 is a schematic view showing the structure of a powder container according to a twenty-third embodiment of the present invention.
  • Figure 47 is a schematic view showing the structure of the powder container of Figure 46;
  • Figure 48 is a schematic view showing the receiving of the handle portion of Figure 46;
  • 49A and 49B are schematic views showing the operation of the handle portion according to the embodiment.
  • Figure 50 is a schematic view showing another structure of the handle portion provided in the twenty-third embodiment.
  • Figure 51 and Figure 52 are schematic diagrams showing the structure of the powder container provided in the twenty-fourth embodiment
  • Figure 53 is a schematic structural view of a powder container provided in the twenty-fifth embodiment of the present invention.
  • Figure 54 is a schematic exploded view of the powder container provided in the twenty-fifth embodiment of the present invention.
  • Figure 55 is a schematic structural view of a toner conveying device according to a twenty-fifth embodiment of the present invention.
  • Figure 56 is a view showing the structure of the front side of the powder container frame of the powder container provided in the twenty-fifth embodiment of the present invention. intention;
  • 57 is a schematic structural view of a rear side of a powder silo frame of a toner cartridge according to a twenty-fifth embodiment of the present invention.
  • Figure 58 is a schematic view showing the assembly of the toner conveying device and the powder container frame provided in the twenty-fifth embodiment of the present invention.
  • Figure 59 is a schematic view showing the external structure of the powder container provided in the twenty-fifth embodiment of the present invention.
  • Figure 60 is a schematic view showing the position of the toner outlet of the toner cartridge provided in the twenty-fifth embodiment of the present invention.
  • the image forming apparatus 10 includes a main body 11 and a processing unit 12, and the processing unit 12 is detachably mounted in the main body 11.
  • the processing unit 12 includes a toner cartridge 100, a developing unit 20, and a photosensitive Unit 30,
  • the toner cartridge 100 includes a toner hopper 101 for accommodating the developer, and a developer output port for communicating the developer in communication with the hopper 101, the developer output port for developer input with the corresponding developing unit 20.
  • the mouth is connected for conveying the developer from the toner hopper 101 to the developing unit 20.
  • One or more agitation members may be placed within the toner reservoir 101 to assist in moving the developer.
  • Each developing unit 200 includes a developing unit toner hopper 201 and a powder feeding roller 202 for moving the developer from the developing unit hopper 201 to the developing roller 203.
  • the photosensitive unit 30 includes a charging roller 121 and a photosensitive drum 122 for each processing unit 12.
  • the photosensitive drums 122 are mounted substantially in parallel with each other.
  • the developing unit 20, the photosensitive drum 122, and the charging roller 121 are labeled only on one of the processing units 12.
  • each processing unit 12 is substantially identical except for the color of the developer.
  • the frame 301 is made of a pressed metal plate to precisely control the position of the photosensitive drum 122 with respect to the other photosensitive drum 122 and with respect to the driving module in the image forming apparatus 10.
  • the frame 301 includes a central opening that is open to the center The size is set to receive the developing unit 20 and to enable the developing roller 203 and its respective photosensitive drum 122 to closely fit.
  • the toner cartridge 100 includes a housing 110 having a top portion 111, a bottom portion 112, a front portion 113, a rear portion 114, a left side portion 115, and a right side portion 116; the inside of the housing 110 Forming the powder storage chamber 101 for storing the developer; the housing 110 includes a mounting plate 117, and the mounting plate 117 is welded to the rear portion 114 of the housing 110; the housing 110 is provided with a developer output port 1101 connected to the developer input port of the developing unit to Supplying the developer to the developing unit; the developer output port 1101 is provided with a powder port switch member 120 having a first position for opening the developer output port 1101 and a second position for closing the developer output port 1101; A toner conveying device 130 is disposed inside the casing 110, and the toner conveying device 130 is configured to convey the developer in the powder storage bin 101 to the developer output port 1101; the top portion 111 of the casing 110 is provided with a
  • the housing 110 includes a body portion 118 and an extension portion 119.
  • the chip assembly 160 of the toner cartridge 100 may be mounted inside the extending portion 119 and disposed downward, and when the toner cartridge 100 is inserted into the developing unit, the chip assembly 160 is electrically connected to the developing unit; the pushing device 150 may be mounted on the extending portion 119;
  • a positioning rib 1191 may be disposed on the left side portion 115 of the extending portion 119, and a positioning groove 1192 is disposed on the right side portion 116 of the extending portion 119, and the positioning rib 1191 and the positioning groove 1192 are used for positioning of the toner cartridge 100 on the developing unit.
  • the above structure of the housing 110 in this embodiment is only a preferred mode, and is not an essential feature for defining the function realization of the embodiment.
  • the toner conveying device 130 includes a driving mechanism and a plurality of rotating members rotatably supported in the toner hopper 101 of the main body portion 118, the driving mechanism including a gear 131 for inputting power and a gear set for transmitting power 132; a gear 131 is located on the front portion 113 for engaging with the power output gear of the developing unit to transmit power; the gear set 132 is mounted on the mounting plate 117, and the gear 131 transmits the driving force to the gear through the transmission shaft 133 (FIG. 3C) Group 132, gear set 132 will drive again The force is transmitted to the rotating piece connected to it.
  • the driving mechanism including a gear 131 for inputting power and a gear set for transmitting power 132; a gear 131 is located on the front portion 113 for engaging with the power output gear of the developing unit to transmit power; the gear set 132 is mounted on the mounting plate 117, and the gear 131 transmits the driving force to the gear through the transmission shaft 133 (FIG. 3C) Group 132
  • the toner cartridge 100 further includes a front cover plate 170 for fixing the gear 131 and the powder discharge port switch member 120 to the front portion 113.
  • the toner cartridge 100 also includes a baffle 180 for securing the gear set 132 to the mounting plate 117.
  • the pushing device 150 the powder outlet switch member 120, the toner conveying device 130, and the handle portion 140 will be described in detail below.
  • the toner cartridge manufacturer in order to reduce the premature replacement of components housed in the toner cartridge for the image forming apparatus, the toner cartridge manufacturer has begun to separate the components having a longer life from those having a shorter life into separate replaceable. unit.
  • Relatively long-life components such as the developing roller, the powder feed roller, and the powder discharging knife are placed in a replaceable unit (developing unit).
  • the developer supply of the image forming apparatus which is relatively consumed as compared with the member housed in the developing unit is disposed in the toner hopper of the toner cartridge which is closely fitted with the developing unit, so that the container can be independently replaced.
  • the number of components housed in the toner cartridge is reduced as compared with a conventional toner cartridge.
  • An image forming apparatus having a separate toner container and developing unit is liable to cause developer leakage between the developer output port of the toner cartridge and the developer input port of the developing unit.
  • Developer leakage often occurs when the toner cartridge is separated from the developing unit and removed from the image forming apparatus.
  • the operation, movement or transportation of the image forming apparatus causes the developer to escape from the developer input port of the developing unit.
  • the leaked developer can contaminate both the inner and outer surfaces of the image forming apparatus, which is not only difficult to clean, but also causes reliability problems or print defects in some cases. Therefore, there is a need for a developing unit having a shutter for ensuring that the developer does not escape from the developing unit when the container is removed.
  • the developing unit must be accurately placed relative to its corresponding photosensitive drum. Otherwise, printing defects may occur, such as a "white gap" in the case where the developing roller is instantaneously separated from the photosensitive drum and the developer is not supplied to the drum. Therefore, the force balance on the developing unit must be closely controlled.
  • the opening and closing of the shutter on the developer input port of the developing unit must accurately correspond to the insertion or removal of the toner cartridge and the opening and closing of the corresponding shutter on the developer output port of the toner cartridge.
  • both the shutter on the developer output port of the toner cartridge and the shutter on the developer input port of the developing unit must be in accordance with the toner cartridge throughout the life of the component and throughout the range of part tolerances and cartridge insertion paths. Insert and Remove and reliably open and close.
  • the powder cartridge provided in this embodiment is described in detail below.
  • This embodiment can be based on the first embodiment, and further introduces the pushing device 150 in the first embodiment.
  • the developer output port 1101 of the toner cartridge may be disposed on the front portion 113 and toward the bottom portion 112.
  • the body portion 118 is an enclosed space for storing the developer inside; the interior of the extension portion 119 is for receiving the chip assembly 160 (FIG. 5), and the chip assembly 160 can be mounted into the extension portion 119 through the bottom opening 1121 of the bottom portion 112.
  • the third embodiment is based on the second embodiment.
  • the present embodiment describes the pushing device 150 in detail.
  • the pushing device 150 may include a slider 151 and a pushing block 152.
  • the slider 151 When mounted to the developing unit in the mounting direction (direction A in FIG. 5), the slider 151 is first brought into contact with the developing unit to move the slider 151 relative to the housing 110, and the push block 152 pushes the shutter of the developing unit to open the developer input port.
  • the slider 151 can move in the opposite direction of the mounting direction A of the toner cartridge, and the movement of the slider 151 pushes the push block 152 out of the housing 110 in the direction of the vertical mounting direction A (ie, the pushing direction B of the push block 152). .
  • the slider 111 is stationary with respect to the developing unit, and the toner cartridge is moved in the mounting direction A with respect to the developing unit, that is, the slider 151 is in the mounting direction A with respect to the housing 110.
  • the movement of the slider 151 causes the push block 152 to push the shutter of the developing unit in the direction B, so that the shutter on the developing unit can be quickly opened while the toner cartridge is mounted on the developing unit, and
  • the slider 151 can be retracted in the mounting direction A with respect to the housing 110, the push block 152 is retracted, and the shutter of the developing unit is simultaneously retracted to close the developer.
  • the status of the input port is not limited to the input port.
  • the pushing device 150 may further include an elastic member 190.
  • One end of the elastic member 190 is connected to the housing 110 and the other end is connected to the slider 151.
  • the elastic member 190 is elastically deformed, for example, to cause tensile deformation, and the contact between the slider 151 and the developing unit when the container is removed from the developing unit.
  • the elastic member 190 can immediately recover the elastic deformation, and the slider 151 is slid relative to the housing 110 in the mounting direction A, so that the slider 151 drives the push block 152 to retract, and the shutter on the developing unit is also fast.
  • the elastic member 190 is a tension spring, of course, in the embodiment.
  • the elastic member 190 is not limited to being a tension spring, and those skilled in the art can also select other elastic members that can achieve the same function according to actual needs.
  • Embodiment 5 This embodiment provides a specific structure for realizing the transmission relationship between the slider 151 and the push block 152 based on the third embodiment or the fourth embodiment.
  • the housing 110 may be provided with a first guide rail. 153.
  • the second rail 154, the slider 151 is slidably connected to the first rail 153
  • the push block 152 is slidably connected to the second rail 154.
  • Both the slider 151 and the push block 152 are slidably disposed on the housing 110 by means of a guide rail, so that the slider 151 and the push block 152 can slide in a predetermined direction, thereby ensuring that the push block 152 pushes the shutter on the developing unit. The process is more reliable.
  • FIGS. 6A and 6B are schematic views of the sliders of Figs. 4 and 5; Figs. 7A and 7B are schematic views of the push block of Figs. 4 and 5; specifically, as shown in Figs. 6A and 6B, the slider 151 is shown.
  • the first force receiving portion 1511, the first force applying portion 1512, and the first mounting portion 1513 may be specifically included.
  • the first mounting portion 1513 is configured to slidably connect the slider 151 on the first rail 153, and the first force receiving portion 1511 is for receiving an external force applied by the developing unit; the first urging portion 1512 is for transmitting a force to the push block 152.
  • a connecting portion 1514 may be disposed on the slider 151, and the connecting portion 1514 is used for connecting with the elastic member 190.
  • the elastic member 190 may be fixed on the slider 151 by other means, for example, the elastic member 190 is directly embedded into the slider 151.
  • the first mounting portion 1513 may be in an I-shape
  • the first force receiving portion 1511 is L-shaped
  • the first force receiving portion 1511 is connected to the first mounting portion 1513
  • the strength of the joint may be strengthened by the rib 1515.
  • the first urging portion 1512 may be a cylindrical protrusion disposed on one end surface of the first mounting portion 1513.
  • the connecting portion 1514 may be a U-shaped hook shape, and the U-shaped opening faces away from the elastic member 190.
  • the push block 152 includes a second force receiving portion 1521, a second force applying portion 1522, and a second mounting portion 1523.
  • the second mounting portion 1523 can include two strip-shaped recesses 1523a.
  • the second force-receiving portion 1521 can be an opening. The shape of the opening is curved. The opening is in clearance with the first urging portion 1512 of the slider 151.
  • the second force receiving portion 1521 is located at one end of the second mounting portion 1523
  • the second force applying portion 1522 is located at the other end of the second mounting portion 1523 .
  • the initial end 1521a of the trajectory of the opening and the end 1521b have a height difference in the projecting direction B of the push block 152, and the start end 1521a and the end 1521b of the opening are connected by a smooth curve 1521c.
  • the housing 110 based on the third embodiment or the fourth embodiment may further include a detachable fixing bracket 1191, and one end of the elastic member 190 may be connected to the fixing portion 11911 of the fixing bracket 1191, and the other The end is connected to the connecting portion 1514 of the slider 151.
  • the elastic member 190 is detachably coupled to the housing 110 to facilitate disassembly and maintenance of the resilient member 190.
  • the fixing bracket in this embodiment can be installed at the bottom opening 1121 of the housing.
  • the elastic member 190 in this embodiment is for holding the slider 151 in a first position that is not pressed by the developing unit, and when the slider 151 is in the first position, the elastic member 190 can be in a natural state when the slider 151 receives from When the pressing force of the developing unit is applied, the elastic member 190 is further elongated as the slider 151 moves.
  • the elastic member 190 when the toner cartridge is detached from the developing unit, the elastic member 190 is restored to deform, and the slider 151 is quickly reset to the initial position, the push block 152 is retracted into the toner cartridge, and the shutter on the developing unit can be resumed and closed. status.
  • the installation operation of the toner cartridge provided by the above embodiment is as follows: the second mounting portion 1523 of the push block 152 is first mounted to the bottom of the second rail 154, and then the slider 151 is mounted from the beginning end of the first rail 153 to the first The guide rail 153, at this time, the cylindrical projection of the first urging portion 1512 is fitted into the opening of the second force receiving portion 1521, and then the fixing bracket 1191 is attached to the housing 110, and finally one end of the elastic member 190 is connected to the connecting portion 1514. The other end is connected to the upper fixing portion 11911 of the fixing frame 1191.
  • the toner cartridge is in a position not mounted to the developing unit, at which time the cylindrical projection of the first urging portion 1512 is attached to the opening of the second force receiving portion 1521, and the push block 152 is located in the housing 110. .
  • the toner cartridge is in a position to be mounted to the developing unit, at which time the cylindrical projection of the first urging portion 1512 is attached to the end 1521b of the opening of the second force receiving portion 1521, and the push block 152 is driven from the housing. Extend within 110.
  • the toner cartridge In the process of mounting the toner cartridge to the developing unit, the toner cartridge is mounted to the developing unit in the mounting direction A, and the components of the developing unit are in contact with the first force receiving portion 1511 of the slider 151, and a force F1 is applied to the slider 151.
  • the slider 151 is moved in the opposite direction of the mounting direction A.
  • the first urging portion 1512 moves along the trajectory of the opening in the second force receiving portion 1521, and the initial end 1521a of the trajectory of the opening
  • the end 1521b has a height difference in the extending direction B, so that the first urging portion 1512 applies a force F2 to the second force receiving portion 1521 during the movement of the slider 151, and the direction of F2 is different from the position at which the cylinder contacts the opening.
  • the direction is different, the F2 direction is perpendicular to the contact surface when the opening is in contact with the cylinder; when the cylinder is in contact with the smooth curve 1521c of the opening, F2 has a component force for moving the push block in the extending direction B, so that the pushing block 152 is in the extending direction. B stretched out, The push block 152 thus projects from the inside of the housing 110.
  • the push block 152 extends to push the shutter of the developing unit, thereby opening the developer input port of the developing unit, so that the developer in the container can be conveyed to the developing unit.
  • the slider 151 increases the amount of elastic deformation of the elastic member 190 during the movement, and the F1 applied to the slider 151 by the developing unit overcomes the elastic force of the elastic member 190 to move the slider 151 in the opposite direction to the mounting direction A.
  • the force F1 applied to the first force receiving portion 1511 is revoked, and the slider 151 moves the slider 151 in the mounting direction A under the elastic force of the elastic member 190, first
  • the urging portion 1512 applies a force to the second force receiving portion 1521 to retract the push block 152, so that the force applied to the developing unit shutter by the second urging portion 1522 of the push block 152 is revoked, so that the developer input port is closed.
  • the pushing device 150 is quickly opened or quickly closed to the developer input port, thereby reducing the risk of the developer escaping from the developer input port.
  • the sixth embodiment the embodiment is intended to solve the technical problem described in the second embodiment.
  • the embodiment provides another powder container.
  • the embodiment is based on the third embodiment, and different from the above embodiment, the embodiment provides
  • the pushing device has a different structure and principle from the above embodiment, and other structures in the container that are not related to the pushing device can be the same as the above embodiment, and will not be described herein.
  • the pushing device in this embodiment will be described below. A detailed description.
  • the housing 110 is provided with a first slide 153' and a second slide 154', and the slider 151' slides with the first slide 153'.
  • the push block 152' is slidably coupled to the second slide 154'.
  • the first slide 153 ′ can be a sliding groove formed on the housing 110 , the sliding slot can pass through the wall surface of the housing 110 , the slider 151 ′ can be slidably disposed on the sliding slot, and the second sliding channel 154 ′ can be It is a guide rail or guide groove.
  • the slider 151' and the push block 152' are slidably disposed on the housing 110 by means of a slide guide, so that the slider 151' and the push block 152' can slide in a predetermined direction, thereby ensuring that the push block 152' is pushed.
  • the process of the shutter on the developing unit is relatively reliable.
  • the pushing device 150' provided by the embodiment may also include an elastic member 190'.
  • One end of the elastic member 190' is connected to the housing 110, and the other end is connected to the slider 151'.
  • the structure and function of the elastic member 190' in this embodiment are similar to those in the fourth embodiment, and are not described herein again.
  • a slider mounting groove and a push block mounting groove may be provided on the front portion 113 of the housing 110 and on the extended portion 119.
  • the slider 151' is slidably coupled to the slider mounting groove
  • the push block 152' is slidably coupled to the push block mounting groove.
  • the slider mounting groove forms a first slide 153'
  • the guide block can be provided with a guide rail To form a second slide 154'.
  • the seventh embodiment is based on the sixth embodiment.
  • the pushing device 150' further includes a power transmission member 155' for engaging with the slider 151' and the pushing block 152', respectively.
  • the power transmission member 155' is rotated, and the power transmission member 155' rotates to push the push block 152' to protrude from the housing 110 in the vertical mounting direction.
  • the rotation of the power transmission member 155' is driven by the slider 151', and the rotation of the power transmission member 155' drives the push block 152' to extend in the direction B of the vertical installation direction.
  • Embodiment 8 as shown in FIG. 11, FIG. 13, and FIG. 14, the embodiment is further limited to Embodiment 7 on the basis of Embodiment 7.
  • the power transmission member 155' is a gear
  • the slider 151' is provided.
  • the gears are meshed with the first rack 1516' and the second rack 1524', respectively.
  • a first force receiving portion 1511' may be formed on the slider 151', and a biasing portion 1522' may be formed on the push block 152'.
  • the first force receiving portion 1511' is for abutting against a meshing portion (not shown) on the developing unit, receives a force applied by the developing unit, and forces the slider 151' to slide under the driving of the developing unit.
  • the urging portion 1522' on the push block 152' is for contacting the shutter of the developing unit to push the shutter of the developing unit in a closed or open state.
  • the slider 151' Before the toner cartridge provided in this embodiment is mounted on the developing unit, the slider 151' is located at a position near the bottom of the toner cartridge, and the pusher block 152' is at the first position of the retracted position in Fig. 10A.
  • the slider 151' abuts against the engaging portion (not shown) on the developing unit, and as the toner cartridge continues to be mounted, the slider 151' slides through the power transmitting member 155'.
  • the force of the block 151' in the opposite direction to the mounting direction A is converted into the force of the push block 152' in the direction B perpendicular to the mounting direction A, causing the push block 152' to be pushed out of the housing to be in the extended position as shown in Fig. 10B.
  • a second position in the process of moving the push block 152' from the first position to the second position, the pushing device pushes the shutter on the developing unit to open the developer input port of the developing unit, thereby the toner cartridge
  • the developer output port communicates with the developer input port of the developing unit, and the developer can be transferred from the toner hopper of the toner cartridge to the developing unit.
  • the force of the engaging portion on the developing unit to the slider 151' is released, and as the toner cartridge continues to move in the opposite direction of the A direction, the elastic member 190' pulls the slider 151 in the A direction. ', the slider 151' restores the push block 152' to the FIG. 10A through the power transmission member 155' The first position shown (retracted into the position in the compact).
  • the housing 110 can also be formed with a receiving cavity 1102 for mounting the power transmission member 155'.
  • the receiving chamber 1102' has an opening 11021' for the power transmission member 155' to be mounted into the receiving chamber 1102'.
  • the opening 11021' of the receiving chamber 1102' may be specifically disposed on the extended portion 119 of the housing 110.
  • the bottom of the receiving chamber 1102' may be provided with a support shaft 1551', and a blocking block 156' (shown in FIGS.
  • the occlusion block 156' is detachably disposed on the housing 110, the occlusion block 156' can ensure the appearance in appearance, and can prevent impurities from entering the accommodating cavity 1102' and power transmission Piece 155' causes wear.
  • the side of the shielding block 156' facing the support shaft 1551' is provided with a shaft hole that cooperates with the support shaft 1551'.
  • the slider 151' is installed in the first slide 153'; the push block 152' is installed in the second slide 154'; and the power transmission member 155' is mounted on the support shaft 1551.
  • the support shaft 1551' is rotatably disposed on the housing 110, and the shielding block 156' can block the positioning power transmission member 155', and can be mounted to the power transmission member 155' to some extent; the slider 151'
  • the upper first rack 1516' and the second rack 1524' of the push block 152' are both for engaging the power transmission member 155'.
  • the slider 151' When the toner cartridge is mounted on the developing unit in the mounting direction A, when the first force receiving portion 1511' of the slider 151' comes into contact with the engaging portion on the developing unit, the slider 151' is driven in the mounting direction A with respect to the housing 110.
  • the first rack 1516' meshes with a portion of the power transmission member 155' to drive the power transmission member 155' to rotate, due to another portion of the power transmission member 155' and the second rack of the push block 152'.
  • the 1524' is engaged, so that the rotation of the power transmission member 155' can move the push block 152' in the B direction to extend out of the housing 110, thereby pushing the shutter on the developing unit to open.
  • one end of the elastic member 190' is fixed to the connecting portion 1514' of the slider 151', and the other end of the elastic member 190' is fixed to the fixing frame 1191.
  • the fixing portion 11911 is on the fixed portion.
  • the function of the elastic member 190' in this embodiment is the same as that in the fifth embodiment, and details are not described herein again.
  • the tenth embodiment of the present invention is to solve the technical problem described in the second embodiment.
  • the embodiment provides another toner cartridge.
  • the embodiment is based on the seventh embodiment and is based on the seventh embodiment. Step limit.
  • the powder cartridge provided in this embodiment can be the same as the first embodiment except for the special description.
  • the present embodiment is different in the embodiment of the pusher device.
  • the toner cartridge of the embodiment also uses the power transmission member to slide the slider 151′′. The power is transmitted to the push block 152" so that the push block 152" can simultaneously push out the toner cartridge during the mounting of the toner cartridge to the developing unit.
  • the power transmission member in the eighth embodiment is a gear, and in the embodiment The power transmission member is different from the eighth embodiment.
  • the power transmission member 155" includes a power transmission portion 1552" and a first power conversion portion 1553"; wherein the power transmission portion 1552" is used for
  • the slider 151" abuts against the top to receive the thrust applied by the slider 151", and the slider 151" abuts the urging force transmitting portion 1552" when moving relative to the housing 110 under the action of the developing unit, so that the power transmitting member 155" is positive Rotation (in the direction of C direction as shown in FIG.
  • the first power conversion portion 1553" is in contact with the push block 152", and when the power transmission member 155" rotates in the forward direction, the first power conversion portion 1553" pushes the push block 152" extends out of the housing 110 in the B direction.
  • the first sliding channel 153 ′′ can be formed on the housing 110 by the slider mounting slot, and the slider 151 ′′ can be slidably disposed in the slider mounting slot, and the slider mounting slot is disposed on the housing 110 .
  • the position may be selected according to actual conditions.
  • the slider mounting groove 153" may be disposed on the extended portion 119 of the housing 110 and located at the right side portion 116, and the slider 151" may be along the FIG. 16A. Show A direction to move back and forth.
  • a push block support portion for mating with the push block 152" may also be disposed on the housing 110, and the push block support portion may form a guide rail to form a second slide path 154".
  • the push block 152" can be moved back and forth in the B direction shown in FIG. 16A.
  • the push block support portion and the power transmission member 155" can both be disposed on the extended portion 119 of the housing 110 and located at the front portion 113.
  • the slider 151" may include a first force receiving portion 1511" and a first force applying portion 1512".
  • the slider 151" is assembled to the housing 110, and the first force receiving portion 1511" is located in the slider mounting groove. (in the first slide 153 ′′), the first urging portion 1512 ′′ may protrude from the inside of the housing 110 into contact with the power transmission portion 1552 ′′ of the power transmission member 155 ′′ as shown in FIGS. 20A and 20B .
  • the push block 152" may include a second force receiving portion 1521" for receiving the force of the first power conversion portion 1553" from the power transmission member 155".
  • a through hole 1103 ′′ for extending the first urging portion 1512 ′′ can be opened on the housing 110 .
  • the through hole 1103 ′′ can be elongated, and the first urging portion 1512 "It is possible to slide along the elongated through hole 1103" in a predetermined direction and to abut the movement of the power transmission member 155"
  • the force transmitting portion 1552" is such that the power transmission member 155" rotates at a certain center.
  • the power transmission member 155" is rotatably disposed on the housing 110 via a rotating shaft 1554", and the rotating shaft 1554" is mounted in the extending portion 119 of the housing 110 and in the shaft hole 1192".
  • the slider 151" slides in a straight line, and at the same time, the first urging portion 1512" of the slider 151" and the power transmitting member 155"
  • the power transmitting portion 1552" contacts, applies a thrust to the power transmitting member 155" to rotate the power transmitting member 155", and the power transmitting member 155" rotates, and pushes the pushing block 152" out of the housing 110 through the first power converting portion 1553" .
  • the eleventh embodiment is based on the tenth embodiment.
  • the first power conversion unit 1553" can be a guiding surface.
  • the start end and the end of a power conversion portion 1553" have a height difference in the direction in which the push block 152" protrudes.
  • the power transmission member 155" is rotating, due to the start end and the end end of the first power conversion portion 1553" There is a height difference between them, so that the push block 152" can be pushed at different heights, that is, the push block 152" can be extended or retracted to the housing 110.
  • the power transmission member 155" provided in this embodiment may have a fan shape, the power transmission portion 1552" may be formed at a radius of the fan shape, and the first power conversion portion 1553" may be formed at a circular arc of the sector.
  • the piece 155" may include a sector-shaped main body 1555"; a circular arc portion 1556" extends in a circular arc direction of the sector-shaped main body 1555", and an end portion of the circular arc portion 1556" is a gradient inclined surface extending in the B direction. The gradual slope forms a first power conversion portion 1553", and the first power conversion portion 1553" can extend toward the center of rotation of the sector body to support the push block 152".
  • the conversion portion 1553" may also extend in a direction away from the center of rotation of the sector-shaped body, as long as the first conversion portion 1553" can have a sufficient support area to support the push block 152". This embodiment is not limited.
  • the height of the first power conversion portion 1553" in the extending direction of the push block 152" can be continuously changed, and the power transmission member 155" rotates in the forward direction.
  • the height of the contact between the first power conversion portion 1553" and the push block 152" gradually increases.
  • the push block The height at the position of the 152" contact first power conversion portion 1553" is continuously increased, whereby the push block 152" is pushed to the extension housing 110.
  • the height is based on a certain fixed surface of the housing 110. , push block 152" in the process of pushing, push block 152" top The height to the fixed surface of the housing 110 is constantly increasing.
  • the embodiment 12 is further optimized based on the tenth embodiment or the eleventh embodiment.
  • the pushing device 150 in the embodiment may further Including an elastic member 190", one end of the elastic member 190" is coupled to the power transmission member 155", and the other end of the elastic member 190" is coupled to or pressed against the housing 110; or one end of the elastic member 190" is abutted Pressed on the power transmission member 155", the other end of the elastic member 190" is coupled to the housing 110.
  • the elastic member 190" is coupled to the housing 110 or the power transmission member 155".
  • the elastic member 190" may be connected to the housing 110 at one end and the other end of the elastic member 190". Connected to the power transmission member 155"; or one end of the elastic member 190" is pressed against the housing 110, and the other end of the elastic member 190" is coupled to the power transmission member 155"; or one end of the elastic member 190" and the housing 110 is connected, the other end of the elastic member 190" is pressed against the power transmission member 155".
  • the elastic member 190" is a torsion spring, one end of the torsion spring is in abutting contact with the housing 110, and the other end of the torsion spring is connected to the power transmission member 155. "connection.
  • the torsion spring can be sleeved on the rotating shaft 1554" of the power transmission member 155".
  • the power transmission member 155" can be provided with a connecting portion 1514" for connecting with the torsion spring.
  • One end portion of the torsion spring is hooked to the connecting portion 1514"
  • the other end of the torsion spring is directly pressed against a side wall of the housing 110.
  • the elastic member 190" can also be other types of elastic members, as long as the above functions can be achieved. Not limited.
  • a transition portion 1157" may be provided between the center of rotation of the power transmission member 155" and the power transmission portion 1552", and the transition portion 1157” is concave.
  • the curved surface, the slider 151" is formed with an outer convex portion, and the concave curved surface of the transition portion 1157” is for contacting the outer convex portion.
  • the outer convex portion is formed on the first urging portion 1512" of the slider 151" and is in contact with the slider 151" through the concave curved surface to ensure the transition of the first urging portion 1512" of the slider 151"
  • the slide between the segment 1157" and the power transmission portion 1552" is smooth.
  • the slider 151" Before the toner cartridge is mounted on the developing unit, the slider 151" is located at a position near the bottom of the compact, and the push block 152" The first position in the low position in FIG. 16A; when the toner cartridge is mounted in the mounting direction A direction, the slider 151" abuts against the engaging portion (not shown) on the developing unit, and continues to be installed with the toner cartridge The slider 151" moves in the direction opposite to A in the first slide 153", the slider 151” pushes the power transmission member 155" to rotate in the C direction, and the rotational force of the power transmission member 155" is converted into the push block 152.
  • a force in a direction B perpendicular to the A direction causes the push block 152" to move up on the second slide 154" to a second position at a high position as shown in Fig. 16B, and the push block 152" is shown from the During a position to the second position, the shutter on the developing unit is pushed open to open the developer input port of the developing unit, so that the developer output port of the toner cartridge is connected to the developer input port of the developing unit, and the developer can be The toner hopper of the toner cartridge is transferred to the developing unit.
  • the toner cartridge since the toner cartridge is consumed relatively quickly with respect to other devices in the image forming apparatus, the toner cartridge has been detachably mounted in the image forming apparatus in the prior art for independent replacement, when the toner cartridge is mounted to the image forming apparatus.
  • the developer output port of the toner cartridge Before the device, the developer output port of the toner cartridge should be closed to avoid leakage of the developer.
  • the developer output port When the toner cartridge is mounted to the image forming device, the developer output port should be opened immediately. Therefore, it should be set at the developer output port.
  • the powder port switch member opens and closes the developer output port.
  • the structure of the powder outlet switch in the prior art is relatively complicated and high in cost.
  • This embodiment provides a toner cartridge including a powder outlet switch member having a simple structure. See the description below for details.
  • the powder cartridge provided in this embodiment can be the same as the first embodiment except for special instructions.
  • This embodiment is intended to improve the powder outlet switch member of the toner cartridge.
  • the powder outlet switch member will be described in detail below. Please refer to FIG. 23, FIG. 24A, FIG. 24B and FIG.
  • the powder discharging port switch member 120 has a first position for opening the developer output port 1101 and a second position for closing the developer output port 1101; specifically, the powder discharging port switch member 120 is configured to receive the driving force of the image forming device and rotate, Switching between the first position and the second position.
  • the developer output port 1101 in this embodiment may be located between the top portion 111 and the bottom portion 112 of the toner cartridge, as shown in FIGS. 23 and 24B, inside the casing 110 (storage bin) and above the developer outlet port 1101.
  • the powder discharge port switch member 120 in this embodiment can be installed in the developer transfer tank 1104.
  • the powder discharge port switch member 120 of the present embodiment can be rotated in the developer transfer tank 1104 to close or open the developer output port 1101.
  • the opening and closing of the developer output port 1101 can be effectively realized, and has the advantages of simple structure and low cost.
  • the powder outlet switch member 120 may be provided with a mouthpiece 1201 for receiving a driving force from the image forming apparatus to rotate the powder outlet switch member 120.
  • the image forming apparatus can give the powder port switch member 120 a driving force to rotate the powder outlet switch member 120.
  • the outlet port switch member 120 can be provided with an output port 1202, and the output port 1202 is connected with the powder storage bin; When the port switch member 120 is in the first position, the output port 1202 is opposed to the developer output port 1101; when the powder port switch member 120 is in the second position, the output port 1202 is offset from the developer output port 1101.
  • the powder outlet switch member 120 is rotatable relative to the developer conveying groove 1104 from a first position (a position where the developer output port 1101 is closed) to a second position (a position at which the developer output port 1101 is opened) when the powder outlet switch member 120 is opened.
  • Embodiment 16 This embodiment is based on Embodiment 14 or Embodiment 15, on the basis of Embodiment 14 or Embodiment 15, and further, as shown in FIG. 24A, FIG. 24B and FIG.
  • a positioning portion for defining a rotational position of the powder port switch member 120 may be provided between the developer conveying groove 1104 and the powder outlet switch member 120.
  • the positioning portion the first position and the second position of the powder port switch member 120 can be effectively defined, and the opening and closing of the developer output port 1101 can be precisely controlled.
  • the positioning portion may include a starting groove 12031 and a stopping groove 12032 which are opened at the flange of the developer conveying groove 1104, and are disposed on the powder discharging port switch member 120 for a positioning protrusion 12033 that cooperates with the starting groove 12031 and the stopping groove 12032; or, the positioning portion 1203 includes a positioning protrusion that is opened at the flange of the developer conveying groove 1104, and is disposed on the powder discharging port switch member.
  • the initial groove and the stop groove respectively matched with the positioning protrusions; when the powder outlet switch member 120 is in the first position, the positioning protrusion 12033 is caught in the stop groove 12032, when the powder outlet switch member 120 is at In the second position, the positioning protrusion 12033 is snapped into the starting groove 12031.
  • the positioning protrusion 12033 can be switched between the start groove 12031 and the stop groove 12032 to accurately switch the powder discharge switch member 120 between the first position and the second position.
  • a middle connecting portion 12034 may be formed between the starting groove 12031 and the stopping groove 12032, and the starting groove 12031 and the stopping groove 12032 are smoothly connected to the middle connecting portion 12034, respectively.
  • the positioning protrusion 12033 is engaged in the starting groove 12031;
  • the positioning protrusion 12033 slides out of the starting groove 12031 to the middle connecting portion 12034; as the powder opening switch member 120 continues to rotate, the positioning protrusion 12033 slides to the stop concave.
  • the powder discharge port switch member 120 is positioned at the first position (the position at which the output port 1202 is in contact with the developer output port 1101), and the developer can be output from the powder storage bin.
  • the toner cartridge is taken out from the developing unit, the developing unit gives a reverse rotation force to the powder outlet switch member 120 through the receiving port 1201.
  • the movement process of the positioning projection 12033 is opposite to the above, and will not be described herein.
  • the starting groove 12031 and the stopping groove 12032 in this embodiment appear in groups, and the number of groups of the starting groove 12031 and the stopping groove 12032 can be one group or a group.
  • two groups include a starting groove 12031 and a stopping groove 12032.
  • the seventeenth embodiment of the present invention mainly solves the problem that the rotating powder outlet switch member provided in the above-mentioned fourteenth to sixteenth embodiments finds that such a rotating structure causes the carbon powder to fly out obviously.
  • an elastic seal such as a sponge must be provided between the periphery of the powder outlet switch member and the inner wall of the developer outlet, and the opening or closing rotation action tends to generate an outward centrifugal force, in particular, the elastic seal is disposed in the cylinder.
  • the elastic material and centrifugal force generated by the porous material such as sponge when it rotates relative to the edge of the developer outlet, causes the developer in the pore to scatter and scatter, causing the user to use the toner cartridge.
  • the action of inserting or unplugging causes the developer to scatter over a large area, causing contamination of the environment of the machine and the user.
  • the powder cartridge provided in this embodiment can be the same as the first embodiment except for special instructions.
  • This embodiment is intended to provide another powder outlet switch member.
  • the powder outlet switch member in this embodiment will be described in detail below.
  • the powder outlet switch member 120' is disposed at the developer output port 1101, and the powder storage chamber is further provided with a driving member 1301'.
  • a developer conveying groove 1104' is provided inside the casing 110 above the developer output port 1101, and similarly to the fourteenth embodiment, the developer conveying groove 1104' is along the front portion 113 of the container. Set in the direction of the rear portion 114.
  • the inner wall of the developer conveying groove 1104' may be a circular arc surface, and the powder storage chamber communicates with the outside through the developer output port 1101 of the lower portion of the developer conveying groove 1104', and the developer conveyed by the screw 11041' flows to the outside of the container through the developer output port 1101. .
  • a gear train (not shown) may be further disposed at the rear portion 114 of the housing 110.
  • the gear train may include a driving force input gear and a plurality of power transmitting gears, and the power receiving gear transmits the driving force to the power transmitting gear meshing therewith.
  • the transmission gear drives the corresponding components (such as the screw 11041', etc.) to rotate.
  • a toner agitating device (not shown) is disposed inside the casing 110, and the agitating device includes a stirring frame (not shown) and a stirring blade (not shown) mounted on the agitating frame, and two rotating shafts of the agitating frame
  • the end is rotatably mounted on the side walls of the front portion 113 and the rear portion 114 of the housing 110, wherein one end 1302a' of the rotating shaft of the stirring frame is connected to the transmission gear through the side wall of the front portion 113, and is stirred by the transmission gear.
  • the apparatus is rotatable within the housing 110 to agitate the toner, and the toner in the housing 110 is transferred into the developer transfer tank 1104'.
  • the developer conveying groove 1104' includes an open section and a closed section, and the closing section is formed by the driving member 1301' being mounted on the housing 110, and the developer outlet 1101 is located near the bottom of the closed section and facing downward. It is provided that the powder storage chamber communicates with the outside through the developer output port 1101; one end of the screw 11041' is connected to one of the transmission gears of a gear train (not shown) located at the rear portion 114 of the toner cartridge, and the other end is placed in the developer conveying In the closed section of the groove 1104', the screw 11041' conveys the developer in the open section of the developer transfer tank 1104' to the closed section.
  • a first guiding portion 11042' may be disposed on the inner wall of the developer conveying groove 1104'.
  • the first guiding portion 11042' is a protruding rib extending in the axial direction of the developer conveying groove 1104', the first guiding The portion 11042' is for guiding the powder discharge switch member 120' to translate in the developer transfer groove 1104' to switch between the first position and the second position.
  • Embodiment 18 This embodiment is based on Embodiment 17. Further, the driving member 1301' is disposed on the housing 110 at a front portion 113 of the housing 110 near the developer output port 1101. As shown in FIG. 29, the driving member 1301' includes a driving body 13011', a groove-shaped receiving port 13012' on the driving body 13011', a catching portion 13013', and a first transmitting portion extending from the driving body 13011'.
  • the receiving port 13012' has a first end surface 13012a' and a second end surface 13012b' for receiving the thrust of the urging portion on the developing unit to rotate the driving member 1301' in the forward direction, the second end surface 13012b 'a pulling force for receiving the urging portion on the developing unit to reversely rotate the driving member 1301';
  • the engaging portion 13013' is engaged with one end of the torsion spring 250', and receives a force imparted by the torsion spring 250' to maintain the rotational state of the driving member .
  • the first transmitting portion 13014' is for transmitting a rotational force to the powder outlet switch member 120' and converting the rotational motion into a translational motion.
  • the nineteenth embodiment of the present invention is further defined by the powder outlet switch member 120' based on the seventeenth embodiment or the eighteenth embodiment.
  • the powder outlet switch member 120' of this embodiment is shown.
  • a hollow cylinder includes a switch body 12' and an open end 1211' and a force receiving end 1212' at both ends of the switch body 121'.
  • the second transfer portion 12121' extends from the wall of the force receiving end 1212'.
  • the first transmitting portion 13014' in this embodiment has a first inclined surface 13014a'
  • the second transmitting portion The 12121' has a second inclined surface 12121a', and the first inclined surface 13014a' is in mating contact with the second inclined surface 12121a' and is relatively slidable.
  • a second guiding portion 1213' is disposed on the wall of the switch body 121', and the second guiding portion 1213' is a groove extending along the axial direction of the powder outlet switch member 120'.
  • the second guiding portion 1213' A guiding portion 11042' slides in cooperation.
  • the open end 1211' of the powder outlet switch member 120' is provided with an open end side wall 1211a', and the open end side wall 1211a' and the developer transfer groove 1104' are open.
  • An elastic member 1105' such as a spring is disposed between the side walls 1104a', and the elastic member 1105' is closer to the screw 11041' with respect to the first guiding portion 11042', and the elastic member 1105' is located at the powder outlet switch member 120' A position has a predetermined spring force such that the elastic member 1105' remains compressed when the powder outlet switch member 120' is in the second position to urge the powder outlet switch member 120' to return to the first position.
  • the second transmitting portion 12121' may be disposed on the circumferential surface of the inner wall of the switch member main body 121'. After the driving member 1301' and the powder discharging port switch member 120' are assembled, the first transmitting portion 13014' is slidably The second transmission portion 12121' is disposed on the inner surface of the outer wall of the switch body 121', and after the drive member 1301' and the powder outlet switch member 120' are assembled, A transmission portion 13014' is slidably fitted to the outer wall of the switch body 121'.
  • the first transmitting portion 13014' and the second transmitting portion 12121' are disposed in one or more toothed configurations. Further, the first transmitting portion 13014' and the second transmitting portion 12121' may also be threaded structures respectively surrounding the inner surface or the outer surface of the driving member 1301' and the powder discharging port switch member 120'. There is no need to provide an elastic member 1105' between the open end 1211' of the piece 120' and the open side wall 1104a' of the developer conveying groove 1104', and the reverse rotation of the driving member 1301' directly drives the powder opening switch member 120' to translate back to the initial state. Location, reducing the use of components.
  • the first guiding portion 11042' and the second guiding portion 1213' may be provided in one or more, wherein the first guiding portion 11042' may not be disposed on the developer conveying groove 1104' but by the driving body of the driving member 1301' a strip member formed to extend outward.
  • the outer circumference of the cylinder of the powder outlet switch member 120' may be provided with a sponge or a rubber.
  • the powder outlet sealing member 120a' is waited for to secure a seal between the powder outlet switch member 120' and the developer outlet port 1101.
  • an annular groove 13015' may be disposed on the outer circumference of the driving body 13011' of the driving member 1301', and an outer sealing member (not shown) such as an annular sponge, rubber or the like is applied to the annular groove 13015' to ensure the developer conveying.
  • the slot 1104' closes the seal of the segment.
  • the screw and the inner elastic member are omitted in Figs. 32 and 33, respectively showing that the drive member 1301' and the powder discharge port switch member 120' hold the developer output port 1101 closed and the drive member 1301' drives the powder port switch member 120'.
  • the first end surface 13012a' of the receiving port 13012' receives the thrust of the urging portion on the developing unit toward the top of the toner cartridge, so that the driving member 1301 'Forward rotation, the powder port switch member 120' is pushed by the rotational force of the driving member 1301' to the inside of the casing in the developer conveying groove 1104', and the cylinder wall of the powder discharging port switch member 120' is opposed to the developer.
  • the misalignment of the output port 1101 opens the developer output port 1101.
  • the elastic force of the torsion spring 250' maintains the rotation state of the driving member, that is, keeps the toner outlet open;
  • the second end surface 13012b' of the receiving port 13012' is for receiving the pulling force of the urging portion on the developing unit to rotate the driving member 1301' in the reverse direction.
  • the elastic force abutting of the member 1105' pushes the powder outlet switch member 120' to be reversely translated in the developer conveying groove 1104' along the first guiding portion 11042' and the second guiding portion 1213' to the initial developer conveying groove 1104'. Position the segment and keep the developer outlet closed.
  • the switch member of the present application does not need to be provided with a toner transfer port, and the toner outlet is directly opened by the translation of the switch member, so that the toner outlet is opened more directly, and the prior art toner transfer port and the toner outlet are prevented from being aligned.
  • Technical problems caused by poor toner delivery are not due to the relative translational sliding between the switch member and the toner outlet, the force of the powder sealing member carried by the powder outlet sealing member is effectively reduced compared with the prior art, and a large area of the carbon powder is avoided.
  • the switch member of the present application does not need to be provided with a toner transfer port, and the toner outlet is directly opened by the translation of the switch member, so that the toner outlet is opened more directly, and the prior art toner transfer port and the toner outlet are prevented from being aligned.
  • the embodiment 20 is further improved on the basis of the tenth embodiment to provide a toner cartridge including another powder outlet switch member.
  • a powder outlet switch member 120" is provided at the developer outlet, and the powder outlet switch member 120" has a first position for opening the developer output port 1101 and a second portion for closing the developer output port 1101.
  • Two position In the moving direction of the block 152", the powder outlet switch member 120" is slidably coupled to the housing 110, and the powder outlet switch member 120" is slidable in the moving direction of the push block 152" under the driving force to be in the first position. Convert between the second position and the second position.
  • the powder outlet switch member 120" in the embodiment can slide in the moving direction of the push block 152" under the driving force (the B direction moves back and forth), thereby blocking or avoiding the developer output port 1101. The opening and closing of the developer output port 1101 is achieved.
  • the powder outlet switch member 120" is connected with an elastic member 1204", one end of the elastic member 1204" is connected with the powder outlet switch member 120", and the elastic member 1204" is additionally provided.
  • One end is connected to the housing 110, and the telescopic direction of the elastic member 1204" coincides with the sliding direction of the powder outlet switch member 120";
  • the powder outlet switch member 120" is provided with a power receiving portion 1205" for receiving the driving force, and the power transmission
  • the member 155" is provided with a second power conversion portion 1557" for contacting the power receiving portion 1205" to apply a driving force to the powder discharge switch member 120".
  • the elastic member 1204" is preferably a tension spring, and the elastic member 1204" is connected at one end.
  • the other end may be coupled to the connection portion 1206" of the powder outlet switch member 120".
  • the slider 151" slides the power transmission member 155" in the forward direction (
  • the powder outlet switch member 120" can be slid in the opposite direction to the B direction by the action of the elastic member 1204" and the power transmission member 155" to open the developer output port 1101 (as shown in FIG. 16B).
  • the powder outlet switch member 120" can be slid in the direction of the figure B by the elastic member 1204" and the power transmission member 155" to close the developer output port 1101 (e.g. Figure 16A).
  • the starting end and the end of the second power conversion portion 1557" may have a height difference in the moving direction of the push block 152", and in the reverse rotation direction of the power transmission member 155" (the direction opposite to the C direction), The height at each position on the second power conversion portion 1557” gradually decreases. Thereby, the raising and lowering of the powder port switch member 120" is realized by the difference in height of the second power conversion portion 1557", thereby further opening or closing the developer output port 1101.
  • the second power conversion portion 1557" of the power transmission member 155" can support the power receiving portion in the pushing direction of the push block 152", at the powder outlet.
  • the elastic member 1204" is in a compressed state; when the power transmission member 155" is rotated in the forward direction, the second power conversion portion 1557” of the power transmission member 155" gradually relieves the power receiving portion so that The elastic element 1204" gradually recovers The change is made until the powder outlet switch member 120" is moved to the first position.
  • the powder outlet switch member 120" when the toner cartridge is not mounted on the developing unit, the powder outlet switch member 120" needs to be in the second position of closing the developer output port 1101, and the powder outlet is provided.
  • the power receiving portion 1205" of the switch member 120" is abutted by the power transmitting member 155", and the elastic member 1204" can be compressed and stored with a certain elastic potential energy.
  • the power transmitting member 155 When the toner cartridge is mounted on the developing unit, the power transmitting member 155 The height at the contact of the "forward rotation, the powder outlet switch member 120" and the second power conversion portion 1557” is gradually lowered, and therefore, the elastic potential energy of the elastic member 1204" is gradually released during the rotation of the power transmission member 155", The elastic member 1204" is gradually elongated, and is gradually moved in the direction B' opposite to the B direction with the powder outlet switch member 120" until the elastic member 1204" is restored to the original length, and the developer output port 1101 is opened by the powder outlet switch member. 120" open.
  • the power transmission member 155" When the toner cartridge is detached from the developing unit, the power transmission member 155" will rotate in the reverse direction, and the height of the contact portion of the powder outlet switch member 120" and the second power conversion portion 1557” gradually increases, and therefore, the power transmission During the rotation of the piece 155", the elastic member 1204" is gradually compressed, and the elastic member 1204" is gradually compressed, and is gradually moved in the B direction with the powder outlet switch member 210" until the developer output port 1101 is opened by the powder outlet switch. The piece 120" is closed.
  • the second power conversion portion 1557" of the power transmission member 155" is opposed to the direction B' opposite to the pushing direction B of the push block 152".
  • the pressing force receiving portion 1205" is in a natural state or a stretched state when the powder discharging port switch member 120" is in the second position; when the power transmitting member 155" is rotated in the forward direction, the power transmitting member 155"
  • the second power conversion portion 1557” further presses the power receiving portion 1205" to further stretch the elastic member 1204" until the powder outlet switch member 120" is moved to the first position.
  • the power receiving portion 1205" is in contact with the other side of the second power converting portion 1557", and the driving force applied to the power receiving portion 1205" by the second power converting portion 1557” is opposite to the B direction.
  • the power transmission member 155" is rotated in the forward direction, the powder outlet switch member 120" and the second power
  • the height of the contact portion of the conversion portion 1557” is gradually lowered, and therefore, in the power transmission member
  • the elastic member 1204" is gradually stretched, and the elastic member 1204" is gradually extended further, and is gradually moved in the direction B' opposite to the B direction with the powder outlet switch member 120" until the developer is output.
  • the port 1101 is opened by the powder outlet switch member 120".
  • the power transmission member 155" is reversely rotated in a direction opposite to the direction C, and the powder outlet switch member 120" and the second The height of the contact portion of the power conversion portion 1557” is gradually increased. Therefore, during the rotation of the power transmission member 155", the stretched elastic member 1204" gradually recovers and is gradually brought along with the powder outlet switch member 120". The direction of the B direction is moved until the developer outlet port 1101 is closed by the powder outlet switch member 120".
  • a guide rail may be disposed on the upper side of the powder outlet switch member 120" along the pushing block 152", and the housing 110 is disposed on both sides of the developer output port 1101.
  • the powder outlet switch member 120" is provided with a guide groove 1207” on the moving direction of the push block 152", and the housing 110 is disposed on both sides of the developer output port 1101.
  • a guide rail that cooperates with the guide groove 1207".
  • Embodiment 21 This embodiment is directed to solving the problems in the prior art as described below.
  • a plurality of rotating members are disposed in the casing 2a of the powder container 1a in the prior art. (such as the transmission shaft 3a, the agitating frame 4a, and the screw 5a), and the mounting plate 11a connected to the opening 21a of the casing 2a and forming a sealed space with the casing 2a; the rotating member is rotatably supported at one end of the casing 2a ( For example, on the drive shaft 3a), the other end passes through a mounting hole (such as the first mounting hole 113a) provided on the mounting plate 11a corresponding to the rotating member, and is rotatably supported on the mounting plate 11a.
  • a mounting hole such as the first mounting hole 113a
  • the other end of the rotating member in the housing 2a is passed through a mounting hole provided on the mounting plate 11a corresponding to the rotating member, and the diameter of the mounting hole is set to be larger than The diameter of the other end of the corresponding rotating member.
  • the mounting plate 11a is further provided with a plurality of rotating members.
  • a gear set 12a connected at one end.
  • the diameter of the other end of the rotating member is smaller than the diameter of the corresponding mounting hole, when the rotating member rotates, the other end of the rotating member swings in the radial direction of the rotating member to displace the gear connected to the rotating member. As a result, the gears of the gear set are disengaged from each other, and the rotational force cannot be transmitted, and the rotating member in the casing 2a cannot be stably rotated.
  • a bearing plate 111a is further mounted on the mounting plate 11a for supporting the rotating member, and the bearing plate 111a is provided with a mounting hole (such as a mounting hole 1111a) on the mounting plate 11a. And a positioning hole corresponding to the gear support shaft 116a, each of the positioning holes being equal in diameter to the other end of the corresponding rotating member, when the bearing plate 111a is mounted on the mounting plate 11a, the other end of the rotating member, and the gear support The shaft 116a passes through the positioning hole on the bearing plate 111a, thereby preventing the other end of the rotating member from swinging, thereby allowing the gear set to stably transmit the rotational force.
  • the method of fixing the rotating member by the bearing plate not only consumes material but also has a complicated structure, and the assembly step is increased.
  • the present embodiment is directed to solving the above technical problems, and the present embodiment provides a structure of a mounting plate and a gear to prevent the rotating member from swinging during the rotation.
  • the embodiment can be based on the first embodiment.
  • the toner cartridge of the present embodiment includes a housing, a plurality of rotating members disposed in the housing, and a connection with the housing to form a sealed space.
  • the plurality of rotating members are a transmission shaft 133, a stirring frame 134, and a screw 11041.
  • the mounting plate 117 is provided with a first mounting hole 1171, a second mounting hole 1172, and a third mounting hole 1173.
  • the drive shaft 133, the agitation frame 134, and the screw 11041 are mounted into the housing 110 through the opening of the housing 110, and one end thereof is rotatably supported on the inner wall of the housing 110 when the mounting plate 117 is mounted to the housing 110.
  • the other ends of the drive shaft 133, the agitating frame 134, and the screw 11041 pass through the first mounting hole 1171, the second mounting hole 1172, and the third mounting hole 1173 provided in the mounting plate 117, respectively.
  • the diameters of the first mounting hole 1171, the second mounting hole 1172, and the third mounting hole 1173 are respectively set to It is larger than the maximum rotation diameter of the drive shaft 133, the agitating frame 134, and the other end of the screw 11041.
  • the elastic annular first seal member 71a, the second seal member 72a, and the third seal member 73a shown in FIG. 36A may be attached to the first mounting hole 1171, the second mounting hole 1172, and the first On the three mounting holes 1173, the developer is prevented from leaking out of the gap between the mounting hole and the other end of the rotary member.
  • the gear set includes a first gear 1321, a second gear 1322, a third gear 1323, and a fourth gear 1324; a first gear 1321, a second gear 1322, and a third tooth
  • the wheel 1323 is engaged with the other end of the drive shaft 133, the agitating frame 134, and the screw 11041 which protrude from the mounting hole of the mounting plate 117, respectively; the fourth gear 1324 is an intermediate transmission gear.
  • One end of the transmission shaft 133 is provided with a gear 131 that meshes with a gear (not shown) provided in the image forming apparatus when the toner cartridge is mounted in the image forming apparatus, and transmits a rotational force to rotate the transmission shaft 133.
  • the gear set 132 drives the agitator 134 and the screw 11041 to rotate.
  • the agitating blade 1331 may be further disposed on the propeller shaft 133.
  • the agitating blade 1341 on the agitating blade 1331 and the agitating frame 134 rotates to agitate the developer in the container to prevent the developer from affecting the developing quality of the process cartridge due to agglomeration.
  • the screw 11041 moves the developer in the container in the direction of the rotation axis of the screw 11041 to the connection hole (not shown) communicating with the process cartridge through the spiral groove of the surface during the rotation, and causes the developer It flows into the powder silo of the process cartridge through the connection hole.
  • the present embodiment is provided with a positioning portion on one end of the mounting plate along the thickness direction of the mounting plate for positioning the gear to prevent the gear from being displaced during the rotation.
  • the first mounting hole 1171 , the second mounting hole 1172 , and the third mounting hole 1173 are respectively disposed with an annular first positioning protrusion 1174 coaxial with the mounting hole.
  • the second positioning protrusion 1175 and the third positioning protrusion 1176, and the diameters of the first mounting hole 1171, the second mounting hole 1172, and the third mounting hole 1173 are respectively smaller than or equal to the annular first positioning protrusion. 1174, the second positioning projection 1175, and the inner diameter of the third positioning projection 1176.
  • the structures of the first positioning protrusion 1174, the second positioning protrusion 1175, and the third positioning protrusion 1176 are similar, and the structures of the first gear 1321, the second gear 1322, and the third gear 1323 are similar.
  • the positioning method of the positioning portion will be described by taking the structure of the first positioning protrusion 1174 and the first gear 1321 as an example.
  • the circular arc surface 1174a of the annular first positioning protrusion 1174 facing the first mounting hole 1171 is a first positioning surface, and the first positioning protrusion 1174 is away from the arc of the first mounting hole 1171.
  • Face 1174b is the second positioning surface.
  • the first gear 1321 is provided at one end in the direction of the rotation axis of the first gear 1321 with a cylindrical projection 1321a coaxial with the rotation axis.
  • the cylindrical projection 1321a is provided with a through hole 13211a in the direction of the rotation axis of the first gear 1321, and the cross-sectional shape of the through hole 13211a in the radial direction of the first gear 1321 and the non-circular shape of the other end of the transmission shaft 133
  • the sections are basically the same.
  • the circular arc-shaped outer surface of the cylindrical projection 1321a is a third positioning surface 13211b.
  • the diameter of the cylindrical projection 1321a is slightly smaller than the inner diameter of the annular first positioning projection 1174.
  • the tolerance of the diameter of the cylindrical protrusion 1321a and the inner diameter of the first positioning protrusion 1174 is between 0.05 mm and 0.2 mm, preferably between 0.05 mm and 0.1 mm.
  • the first gear 1321 is not displaced during the rotation, and the first gear 1321 is positioned.
  • the surface of the first positioning surface 1311b of the cylindrical protrusion 1321a or the first positioning surface 1174a of the first positioning protrusion 1174 may be coated with grease to reduce the cylindrical convexity before the first gear 1321 is mounted. The wear between the 1321a and the first positioning projection 1174.
  • the first mounting hole 117 is disposed on the mounting plate 117 coaxially with the first mounting hole 1171.
  • a cylindrical recess 1177 the arcuate surface of the first cylindrical recess 1177 can serve as the first positioning surface 1174a, and the diameter of the cylindrical projection 1321a of the first gear 1321 is slightly smaller than the diameter of the first positioning surface 1174a,
  • the fitting tolerance of the diameter of the first positioning surface 1174a and the cylindrical protrusion 1321a of the first gear 1321 is between 0.05 mm and 0.2 mm, preferably between 0.05 mm and 0.1 mm.
  • the cylindrical projection 1321a of the first gear 1321 is inserted into the first cylindrical recess 1177, and the third projection 1321a of the first gear 1321 is third.
  • the positioning surface 13211b is in contact with the first positioning surface 1174a of the first cylindrical recess 1177, and the first gear 1321 is rotatable relative to the first cylindrical recess 1177.
  • a second cylindrical recess 1178 coaxial with the rotation axis is disposed around the through hole 13211a at one end of the first gear 1321 in the direction of the rotation axis of the first gear 1321.
  • the rotation axis of the first gear 1321 coincides with the rotation axis of the transmission shaft 133.
  • Second circle The inner surface of the circular arc in the direction of the rotation axis of the cylindrical groove 1178 away from the first gear 1321 is the fourth positioning surface 1178a.
  • the outer diameter of the first positioning protrusion 1174 is slightly smaller than the inner diameter of the second cylindrical groove 1178.
  • the fitting tolerance of the inner diameter of the second cylindrical groove 1178 and the outer diameter of the first positioning protrusion 1174 is 0.05 mm.
  • the first positioning projection 1174 is inserted into the second cylindrical recess 1178 of the first gear 1321, and
  • the fourth positioning surface 1178a of the second cylindrical recess 1178 is in contact with the second positioning surface 1174b of the first positioning protrusion 1174, and the first gear 1321 is rotatable relative to the first positioning protrusion 1174.
  • the first gear 1321 is not displaced during the rotation, and the first gear 1321 is positioned.
  • a person skilled in the art may also set the positioning portion on the mounting plate to be composed of a plurality of protrusions located in the same ring, and the inscribed circles of the plurality of protrusions are the first positioning surface, the plurality of The raised circumscribed circle is the second positioning surface.
  • the first gear 1321 mounts the other end of the first fixed agitating frame 133 and is positioned by the first positioning protrusion 1174;
  • the second gear 1322 is mounted to the other end of the mixing frame 134 and positioned by the second positioning projection 1175;
  • the third gear 1323 is mounted to the other end of the screw 1104 and positioned by the third positioning projection 1176;
  • the fourth gear 1324 is the intermediate transmission gear Installed on the fixing post 1179 provided on the mounting plate 117.
  • the first gear 1321, the second gear 1322, and the third gear mounted on the mounting plate 117 are disposed by the positioning of the first positioning protrusion 1174, the second positioning protrusion 1174, the third positioning protrusion 1175, and the fixing post 1179. 1323, and the fourth gear 1324 can be displaced during the rotation, and the rotating member can be rotated indefinitely.
  • the shutter 180 (shown in FIG. 37) is mounted to the mounting plate 117 and covers the gear set 132.
  • the baffle 180 can be fixed to the mounting plate 117 by snapping, pasting, welding or screwing.
  • Embodiment 22 provides a structure of a baffle to prevent the rotating member from swinging during the rotation.
  • the shutter 180 is mounted on the mounting plate 117 for protecting the gear set 132 and preventing the gears in the gear set 132 from moving in the direction of the rotation axis.
  • the first positioning hole 181 and the second surface are disposed on one side of the baffle 180 in the thickness direction.
  • the positioning hole may be a circular hole formed by the protrusion from the baffle 180, or may be a circular hole formed by forming a groove on the baffle 180, and in particular, according to the thickness of the baffle 180 and the baffle 180
  • the space between the gear set 132 is determined.
  • the first positioning hole 181, the second positioning hole 182, and the third positioning hole 183 on the baffle 180 overlap with the drive shaft 133, the agitation frame 134, and the screw 11041 in the housing 110, respectively, along the rotation axis direction of the transmission shaft 133.
  • the diameters of the first positioning hole 181, the second positioning hole 182, and the third positioning hole 183 are substantially the same as the maximum rotation diameters of the drive shaft 133, the agitating frame 134, and the other end of the screw 11041, respectively.
  • the transmission shaft 133, the agitating frame 134, and the screw 11041 By providing the lengths of the transmission shaft 133, the agitating frame 134, and the screw 11041, the transmission shaft 133, the agitating frame 134, the screw 11041, the mounting plate 117, the first sealing member 71a, the second sealing member 72a, the third sealing member 73a, After the gear set 132 is installed, the other ends of the drive shaft 133, the agitating frame 134, and the screw 11041 pass through the through holes of the gear and continue to extend outward.
  • the baffle 180 is mounted on the mounting plate 117, and the portions of the drive shaft 133, the agitating frame 134, and the screw 11041 that protrude to the outside of the gear set 132 are respectively inserted into the first positioning hole 181, the second positioning hole 182, and the third positioning.
  • the hole 183 the purpose of positioning the other ends of the drive shaft 133, the agitating frame 134, and the screw 11041 is achieved.
  • the first positioning hole 181 and the transmission shaft 133 are taken as an example to illustrate the positioning effect of the positioning hole on the rotating member.
  • the non-circular cross-section of the other end of the drive shaft 133 is a "D"-shaped structure, and the maximum swing diameter thereof is substantially the same as the inner diameter of the first positioning hole 181.
  • the first positioning hole 181 is The circular arc inner surface 1811 is always in contact with the outer arc surface of the other end of the propeller shaft 133, thereby restricting the movement of the other end of the propeller shaft 133 in the radial direction, thereby preventing displacement of the first gear.
  • FIG. 45A the non-circular cross-section of the other end of the drive shaft 133 is a "D"-shaped structure, and the maximum swing diameter thereof is substantially the same as the inner diameter of the first positioning hole 181.
  • the first positioning hole 181 is The circular arc inner surface 1811 is always in contact with the outer arc surface of the other end of the propeller shaft 133, thereby restricting the
  • the non-circular cross section of the other end of the transmission shaft 133 is a hexagonal structure that is inscribed in the arc inner surface 1811 of the first positioning hole 181.
  • the transmission shaft 133 is another.
  • the six ridges at one end are always in contact with the circular arc inner surface 1811 of the first positioning hole 181, thereby preventing the other end of the transmission shaft 133 from moving in the radial direction during the rotation of the transmission shaft 133, thereby preventing displacement of the first gear.
  • the mating relationship between the other end of the agitating frame 134 and the screw 11041 and the second positioning hole 182 and the third positioning hole 183 can refer to the cooperation relationship between the other end of the driving shaft 133 and the first positioning hole 181, and details are not described herein.
  • those skilled in the art can also not install the mounting holes on the gears, but set the rotating parts and the gears as a whole, such as installing the mixing frame and the second gear as a whole, and installing
  • the mixer is stirred, one end of the agitator is passed through the mounting hole of the mounting plate, and then the agitating blade is mounted on the agitating frame, and the positioned portion of the gear is connected with the positioning portion of the mounting plate, so that the gear mounting plate is positioned.
  • the transmission shaft 133, the agitating frame 134, and the screw 11041 can be effectively prevented from occurring during the rotation, and the other ends of the transmission shaft 133, the agitating frame 134, and the screw 135 are generated.
  • the gears caused by the displacement in the radial direction cannot mesh with each other, the rotating member cannot rotate stably, the mounting step of the bearing plate is reduced, and only the positioning portion on the mounting plate or the baffle plate is disposed on the gear. Department, saving materials and improving efficiency.
  • Embodiment 23 In the prior art, since the toner cartridge is removed from the image forming apparatus, the powder cartridge is generally heavy and inconvenient to be taken out. Therefore, it is urgent to provide a technology for conveniently taking out the toner cartridge. Program.
  • the embodiment provides a toner cartridge with a simple handle portion for facilitating the user to take out the toner cartridge from the image forming apparatus. This embodiment can be based on the first embodiment.
  • the powder cartridge provided in this embodiment can be the same as the first embodiment except for special instructions. As shown in FIGS.
  • the handle portion 140 provided on the housing 110 is rotatably coupled to the housing 110, the handle portion 140 is rotatable relative to the housing 110, and the handle portion 140 includes a base plate 140a and A connection for a rotatably connected connection to the housing 110.
  • the substrate 140a is provided with an elastic plate 140b made of an elastic material, which may be connected to the substrate 140a by pasting, welding, or the like, or may be integrally formed by injection molding. One side of the elastic plate 140b is connected to the substrate 140a, and the other side is lifted in the thickness direction of the substrate 140a so that the elastic plate 140b is at an angle to the substrate 140a and is not parallel to each other.
  • the surface of the casing 110 opposite to the substrate 140b is the top surface 110b, and the elastic plate 140b and the top surface 110b are respectively located on both sides of the substrate 140a in the thickness direction.
  • a groove 140c is provided at a position on the substrate 140a where the elastic plate 140b is disposed opposite to the elastic plate 140b for accommodating the elastic plate 140b.
  • those skilled in the art can also directly cut off the portion of the substrate 140a opposite to the elastic plate 140b.
  • the connecting portion of the handle portion 140a is the connecting plate 140d, and the connecting plate 140d is perpendicular to the rotation axis of the opposite housing 110 of the substrate 140a and the handle portion 140a.
  • the number of the connecting plates 140d is two. Both ends of the substrate 140a in the direction of the rotation axis are respectively disposed.
  • the opposite side of the two connecting plates 140d is provided with a connecting shaft 1401, and the handle portion 140 is connected
  • the coupling shaft 1401 is coupled to the housing 110, and the handle portion 140 is rotatable relative to the housing 110 about the coupling shaft 1401 by an angle.
  • a positioning portion 110a (shown in FIG. 46) is further disposed on the housing 110.
  • One side of the connecting plate 140d in the M direction is the positioned portion 140d1.
  • the positioning portion 110a of the housing 110 is in contact with the positioned portion 140d1 of the connecting plate 140d, thereby preventing the handle portion 140 from continuing to rotate, and fixing the relative position of the handle portion 140 and the housing 110 to facilitate the user to pass the powder through the handle portion 140.
  • the cartridge is taken out of the image forming apparatus.
  • the force of the door cover on the elastic plate 140b gradually becomes smaller, and eventually disappears, and the elastic plate 140b returns to the original position.
  • the user can conveniently grasp the elastic plate 140b and apply a force in the Y direction opposite to the elastic plate 140b, so that the elastic plate 140b drives the handle portion 140 to rotate in the M direction relative to the housing 110 about the connecting shaft 1401.
  • the positioning portion 110a of the housing 110 is in contact with the positioned portion 140d1 of the connecting plate 140d (as shown in FIG. 47).
  • a gap 1402 is formed between the substrate 140a of the handle portion 140 and the top surface 110b of the housing 110 (as shown in FIG. 47), the user easily grasps the substrate 140a through the slit 1402, and applies an edge to the substrate 140a.
  • the force in the Y direction is reversed, thereby taking the reverse direction of the toner cartridge in the Y direction from the image forming apparatus.
  • the elastic plate 140b of the handle portion 140 is disposed on the other surface of the substrate 140a, that is, the elastic plate 140b is located between the substrate 140a and the top surface 110b of the housing 110, the door.
  • the cover first applies a force to the substrate 140a, and then presses the elastic plate 140b through the substrate 140a, which also satisfies the above requirements.
  • the door cover of the image forming apparatus since the door cover of the image forming apparatus is closed, the door cover applies a force to the elastic plate 140b to bend the elastic plate 140b in the Y direction, that is, the elastic plate 140b applies a cover to the door cover.
  • the opposite elasticity When the door cover is opened, the elastic force applied to the door cover by the elastic plate 140b makes the door cover easier to open.
  • Embodiment 24 as shown in FIG. 51 and FIG. 52, the embodiment is further improved on the basis of the twenty-third embodiment.
  • the elastic plate 140b is further connected with an elastic grasping portion 1402b for elastically grasping.
  • the portion 1402b is curved toward the substrate 140a.
  • the type of the elastic gripping portion 1402b may be the same as that of the elastic plate 140b.
  • a spring steel sheet may be used.
  • the elastic gripping portion 1402b may be integrally formed with the elastic plate 140b, or may be integrally formed and then joined together by a connecting member, or may be joined together by other means such as bonding, welding, etc., which is not limited in this embodiment.
  • the operator can further facilitate the grasping of the handle, and since the elastic gripping portion 1402b is bent toward the substrate 140a, the elastic gripping portion 1402b can be combined with the elastic plate 140b. Further increase the elasticity of the handle, making the door easier to open.
  • the elastic gripping portion 1402b may include a connecting portion 14021b and two resilient portions 14022b disposed at two ends of the connecting portion 14021b.
  • the connecting portion 14021b is coupled to the elastic plate 140b, and the resilient portion 14022b is bent toward the substrate 140a.
  • the connecting portion 14021b may extend in a direction parallel to the substrate 140a.
  • the two rebound portions 14022b may be symmetrically disposed on both sides of the connecting portion 14021b, and may have the same degree of bending on both sides of the connecting portion 14021b, thereby enabling the elastic plate 140b and the elastic gripping portion 1402b to give a door when rebounding Covering a relatively stable elastic force makes the door cover more balanced.
  • the number of the rebound portions 14022b may not be limited to two, for example, three or more, and when there are multiple rebound portions 14022b, the rebound portions 14022b may be uniform. Settings.
  • connection between the connecting portion 14021b and the rebound portion 14022b is a circular arc transition.
  • the arc transition between the connecting portion 14021b and the rebound portion 14022b can reduce the stress concentration at the joint as much as possible, and ensure that the entire elastic grip portion 1402b is not easily deformed.
  • the end of the rebound portion 14022b may be parallel to the substrate 140a. Thereby, it can be ensured that the end of the resilient portion 14022b can also be attached to the substrate 140a or the top surface 110b when the door is closed.
  • the two rebound portions 14022b are pressed against the substrate 140a or the top surface 110b, so that the elastic gripping portion 1402b is oriented. Both sides of the container are expanded and deformed until the elastic grip portion 1402b is attached to the substrate 140a or to the top surface 110b.
  • the pressing position of the elastic gripping portion 1402b is related to the size of the elastic gripping portion 1402b.
  • the elastic gripping portion 1402b protrudes from the substrate 140a, it is used for abutting contact with the top surface 110b, and if the elastic gripping portion 1402b
  • the substrate 140a is not attached to the substrate 140a, and is not limited in this embodiment.
  • Figure 53 is a schematic view showing the structure of a powder container provided in the twenty-fifth embodiment of the present invention.
  • Figure 54 is a schematic exploded view of a powder container provided in the twenty-fifth embodiment of the present invention.
  • the toner cartridge provided in this embodiment includes a casing 210, a toner conveying device 220, and a driving device 230.
  • the casing 210 has a hollow cavity therein, and the toner conveying device 220 is disposed in the casing 210.
  • the toner conveying device 220 may include a first conveying portion 221, a second conveying portion 222, and a rotatable rotating shaft 223.
  • the first conveying portion 221 is spiral, and the first end of the rotating shaft 223 is connected to the driving device 230.
  • the first conveying portion 221 is disposed around the rotating shaft 223 to agitate the toner in the casing 210 under the rotation of the rotating shaft 223, and to drive the toner in the casing 210 to move along the axis of the rotating shaft 223, the second conveying
  • the portion 222 is disposed at the second end of the rotating shaft 223 and is rotatable about the rotating shaft 223 to agitate the toner that has been carried by the first conveying portion 221 to the second end of the rotating shaft 223; the casing 210 is corresponding to the second conveying portion 222
  • a toner outlet 2117 is opened on the wall of the box.
  • the second conveying portion 222 is generally a blade.
  • the box body 210 may be a split type design, which specifically includes a powder silo frame 211 and a powder silo cover 212.
  • the powder silo frame 211 is a cavity structure having an opening, and the powder silo cover 212 is covered on the opening to match the powder.
  • the cartridge frames 211 collectively form a hollow cavity of the toner cartridge, and the toner for printing is stored in the hollow cavity, that is, the powder magazine 213.
  • the powder frame 211 and the powder cover 212 may be welded together.
  • the toner conveying device 220 is located inside the casing 210 for conveying the toner in the powder bin, and the driving device 230 is disposed outside the casing 210, generally located outside the first end of the rotating shaft 223 to receive the driving force from the outside. And transmits the driving force to the toner conveying device 220.
  • the powder bin further includes a first side plate 240 and a second side plate 250, and the first side plate 240 and the second side plate 250 are respectively disposed on opposite sides of the outer side of the casing 210.
  • the first side plate 240 is located outside the first end of the rotating shaft 223, and the second side plate 250 is Located outside the second end of the rotating shaft 223.
  • the driving device 230 may be disposed in a space between the toner hopper frame 221 and the second side plate 250.
  • the first conveying portion 221 In order to stir and push the toner in the powder silo, it is necessary to rotate the first conveying portion 221 which is spiraled around the rotating shaft 223 to push the toner in the powder silo to move. Since the first conveying portion 221 is spiral, and the screw axis of the first conveying portion 221 coincides with the rotating shaft 223, when the rotating shaft 223 rotates, the first conveying portion 221 does not rotate under the rotation of the rotating shaft 223.
  • the rotating shaft 223 rotates to agitate the toner in the toner cartridge, and pushes the toner in the axial direction (S direction) of the rotating shaft 223 by its own spiral surface; the toner is conveyed to the second end of the rotating shaft 223
  • the second conveying unit 222 sends the toner to the side of the casing wall located outside the second conveying unit 222 by its own rotating stirring action, and the toner outlet 2117 is opened on the wall of the casing box. Therefore, toner can be sent out through the outlet.
  • the toner in the container is moved to the toner outlet 2117 in a spiral form by the toner conveying device 220, and the toner can be efficiently transferred to the toner outlet 2117 at all times, and the amount of residual powder in the container is small.
  • Figure 55 is a schematic view showing the structure of a toner conveying device provided in a twenty-fifth embodiment of the present invention.
  • the toner conveying device 220 includes a first conveying portion 221, a second conveying portion 222, and a rotatable rotating shaft 223 which are spiral, wherein the first conveying portion 221 and the rotating shaft 223 are
  • the toner conveying device 220 further includes at least one supporting rib 2213, and one end of the supporting rib 2213 is connected to the peripheral outer edge of the rotating shaft 223, and One end is connected to the inner edge of the first conveying portion 221.
  • a toner return space 2214 is formed between the first conveying portion 221 and the rotating shaft 223, so that the recirculated toner can pass through the space to reversely fill the gap generated by the movement of the toner before the toner is moved in the container. Evenly distributed.
  • the support ribs 2213 are generally disposed between the rotating shaft 223 and the first conveying portion 221 to ensure the overall structural rigidity of the toner conveying device 220.
  • an outer edge of the first transfer portion 221 near the first end 2231 of the rotating shaft 223 is provided with an extending portion 224 that is parallel to the axial direction of the rotating shaft 223.
  • the extending portion 224 extends toward the second side wall 2112, and the stirring effect on the toner can be enhanced to prevent the toner from accumulating between the first conveying portion 221 and the inner wall of the second side wall 2112.
  • the second conveying portion 222 has a flat shape and is disposed on the side closer to the second end 2232 of the rotating shaft 223; and the second conveying portion 222 extends in the radial direction of the rotating shaft 223.
  • the second conveying portion 222 as a whole is a stirring blade connected to the rotating shaft 223, and The rotation of the rotating shaft 223 drives the toner to be agitated, and pushes the toner to move outward in the radial direction of the rotating shaft 223, and finally to the toner outlet 2117.
  • the second conveying portion 222 is generally two blades of the same shape symmetrically disposed on both sides of the rotating shaft 223.
  • the second conveying portion 222 may be three or more blades that are connected to the rotating shaft 223 as long as the second conveying portion 222 is in the shape of a blade and can push the toner in the radial direction of the rotating shaft 223. You can move outside and there is no limit here.
  • a groove parallel to the rotating shaft 223 is provided on the second conveying portion 222.
  • the agitating blades may be attached to the first conveying portion 221, the second conveying portion 222, and the extending portion 224 to increase the stirring effect.
  • the agitating paddle may be a PE sheet or other sheet-like material having flexibility.
  • Figure 56 is a schematic view showing the structure of the front side of the powder container frame of the powder container provided in the twenty-fifth embodiment of the present invention.
  • Figure 57 is a schematic view showing the structure of the rear side of the powder container frame of the powder container provided in the twenty-fifth embodiment of the present invention.
  • the powder frame 211 in order to house the toner conveying device, includes a first side wall 2111, a second side wall 2112, and a front end surface 2113, and the first side wall 2111 and the second side wall 2112 are oppositely disposed. On both sides of the front end surface 2113, both ends of the rotating shaft 223 are connected to the first side wall 2111 and the second side wall 2112, respectively.
  • a support groove may be disposed on the powder frame frame, and the support groove is disposed on the first side wall 2111 and/or the second side wall 2112 to position the rotating shaft 223, for example,
  • the first side wall 2111 is provided with a shaft hole 2114.
  • the first end of the rotating shaft 223 is disposed in the shaft hole 2114.
  • the inner wall of the second side wall 2112 is provided with a supporting groove 2115.
  • the second end of the rotating shaft 223 is disposed at Supported in the groove 2115.
  • the first end of the rotating shaft 223 can be supported by the sleeve 1 to be disposed in the shaft hole 2114 disposed on the first side wall 2111.
  • the shaft hole 2114 is a through hole, and the first end of the rotating shaft 223 can be worn out.
  • the driving device 230 is connected; the second end of the rotating shaft 223 is disposed in the supporting groove 2115 of the second side wall 2112, so that the first side wall 2111 and the second side wall 2112 simultaneously support the rotating shaft 223, and rotate The shaft 223 is free to rotate.
  • the support groove 2115 is a trapezoidal groove, and the bottom of the support groove 2115 is provided with a carbon powder return groove 21151 communicating with the hollow cavity.
  • the width of the tip end of the trapezoidal groove is larger than the width of the bottom of the bottom end, which facilitates the insertion of the rotating shaft 223.
  • a limiting protrusion provided on the powder cover 212 at a position corresponding to the supporting groove 2115 can be inserted into the supporting groove 2115 to restrict the position of the rotating shaft 223 to the supporting groove 2115 and The space enclosed by the limit projections.
  • the toner return tank 21151 allows the toner that has entered the support groove 2115 to re-enter the inside of the cavity of the toner cartridge by the rotation of the rotating shaft 223.
  • Figure 58 is a schematic view showing the assembly of the toner conveying device and the powder container frame provided in the twenty-fifth embodiment of the present invention.
  • a receiving groove 2116 is provided in the casing.
  • the receiving groove 2116 can be disposed on the inner wall of the front end surface 2113, and the toner outlet 2117 is opened on the groove wall of the receiving groove 2116.
  • the receiving groove 2116 is provided with a rotatable rotating stirring member 290 for rotating the rotating stirring member 290.
  • the axis is parallel to the axis of rotation 223.
  • one end of the rotating agitating member 290 can be supported and connected to the first rotating shaft hole 21121 on the second side wall 2112 through the support member 2, and a sealing member 3 can be disposed between the supporting member 2 and the rotating stirring member 290 to Preventing toner from leaking from the first rotating shaft hole 21121 on the second side wall 2112; the other end of the rotating agitating member 290 is disposed in the second rotating shaft hole 21162 of the outer side wall 21161 of the receiving groove 2116, thus rotating the stirring member
  • the 290 is rotatable in parallel with respect to the rotating shaft 223 and drives the toner at the second conveying portion 222 into the toner outlet 2117.
  • the rotary stirring member 290 can be a plurality of stirring structures as long as the stirring function can be realized to allow the carbon powder to enter the toner outlet, which will not be described herein.
  • the joint of the receiving groove 2116 with the inner wall of the front end surface 2113 is a slope 21163. This facilitates the movement of the toner and prevents the toner from being accumulated at the junction of the accommodating groove 2116 and the inner wall of the other portion of the powder hopper 213.
  • the container may further include a driving member 260.
  • the first end of the driving member 260 is coupled to the end of the rotating agitating member 290, and the second end of the driving member 260 is coupled to the driving device 230.
  • the rotary agitating member 290 is rotated by the driving device 230.
  • a support portion 2118 may be disposed at the bottom of the front end surface 2113, and the driving member 260 is disposed in the hole of the support portion 2118 to be rotatably supported on the powder frame 211.
  • the rotary agitating member 290 may be directly driven by the toner conveying device 220 to operate. At this time, the rotary agitating member 290 is coupled to the toner conveying device 220 to be rotated by the toner conveying device 220. Specifically, the rotary agitating member 290 is coupled to the toner conveying device 220 through a gear transmission, that is, the rotating agitating member 290 and the toner conveying device 220 are provided with intermeshable gears, and power transmission is realized by gear transmission; or The rotary agitating member 290 can be coupled to the toner conveying device 220 by a belt drive.
  • the flat surface 2119 where the toner outlet 2117 is located is provided with a slidable cover disposed on the toner The powder outlet switch on the outlet 2117.
  • an elastic member is disposed between the powder outlet switch member 270 and the powder container frame 211, so that the powder outlet switch member 270 can be switched between a position at which the toner outlet 2117 is opened and a position at which the toner outlet 2117 is closed.
  • the powder frame frame 211 is further provided with a wedge-shaped resilient member 4, and the tip end of the wedge-shaped resilient member 4 faces the outside of the powder frame 211.
  • the wedge-shaped resilient member 4 can be used to open the switch member of the toner inlet of the developing unit to perform the toner conveying operation of the image forming apparatus.
  • the wedge-shaped resilient member 4 may specifically be a triangular wedge structure, and an elastic member is further disposed between the resilient member 4 and the powder frame 211.
  • Figure 59 is a schematic view showing the external structure of a powder container provided in the twenty-fifth embodiment of the present invention.
  • the second side plate 250 is provided with a guide rail 251.
  • the extending direction of the guide rail 251 is parallel to the plane of the second side wall 2112, and the second side wall 2112 is on the guide rail.
  • the upper portion of the 251 is provided with a chip assembly 280 for connecting to the printer chip contacts and two guiding portions 252.
  • the two guiding portions 252 are arranged in a bell mouth shape, and the smaller diameter end of the bell mouth faces the chip assembly 280.
  • Figure 60 is a schematic view showing the position of the toner outlet of the toner cartridge provided in the twenty-fifth embodiment of the present invention. As shown in Fig.
  • the bottom portion 214 of the reference container (indicated by L1), the plane 2119 where the toner outlet 2117 is located or the outer surface of the powder outlet switch member 270 (indicated by L2) forms an angle of 0° to Between -30°, that is, the angle between L1 and L2 is 0° to -30° to ensure that the toner outlet 2117 can correspond to the rest of the printer, and the toner outlet 2117 can normally discharge the toner.
  • the plane of the toner outlet 2117 or the outer surface L2 of the powder discharge switch member 270 and the plane L1 of the bottom portion 214 of the container are at an angle of between 0° and -10°.
  • the toner cartridge comprises a box body, a toner conveying device and a driving device
  • the casing body has a hollow cavity body
  • the toner conveying device is disposed in the hollow cavity of the casing body.
  • the toner conveying device comprises a first conveying portion, a second conveying portion and a rotatable rotating shaft in a spiral shape, the first end of the rotating shaft is connected with the driving device, and the first conveying portion is arranged around the rotating shaft to rotate
  • the rotation of the shaft drives the toner in the mixing box and drives the toner in the box to move along the axis of the rotating shaft.
  • the conveying portion is disposed at the second end of the rotating shaft and rotates around the rotating shaft to agitate the toner located at the second end of the rotating shaft, and the box body is provided with a toner outlet on the wall of the box corresponding to the second conveying portion.
  • the toner in the toner cartridge is driven by the toner conveying device to move toward the toner outlet in a spiral form, and the carbon powder can be efficiently transferred to the toner outlet at all times, and the amount of residual powder in the toner cartridge is small.
  • the present invention also provides a printer comprising an image forming apparatus and a toner cartridge according to the twenty-fifth embodiment, wherein the image forming apparatus has a toner inlet, and the toner inlet and the toner outlet of the toner cartridge are correspondingly connected.
  • the printer includes an image forming apparatus and a toner cartridge, and the image forming apparatus has a toner inlet, and the toner inlet and the toner outlet of the toner cartridge are correspondingly connected.
  • the toner cartridge comprises a box body, a toner conveying device and a driving device
  • the casing body has a hollow cavity body
  • the toner conveying device is disposed in the hollow cavity of the casing
  • the toner conveying device comprises a first conveying portion which is spirally shaped, a second conveying portion and a rotatable rotating shaft, the first end of the rotating shaft is connected to the driving device, and the first conveying portion is disposed around the rotating shaft to stir the toner in the casing under the rotation of the rotating shaft
  • the second conveying portion is disposed at the second end of the rotating shaft
  • the casing is provided with a toner outlet on the wall of the box corresponding to the second conveying portion.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)

Abstract

L'invention concerne une boîte à poudre (100) et un dispositif de formation d'image (10), la boîte à poudre (100) comprenant : un boîtier (110), l'intérieur du boîtier (110) étant pourvu d'un compartiment de stockage de poudre (101) qui est utilisé pour loger une encre en poudre, et un orifice de sortie d'agent de développement (1101) qui est en communication avec le compartiment de stockage de poudre (101) et utilisé pour délivrer un agent de développement. L'orifice de sortie d'agent de développement (1101) est utilisé pour être en communication avec un orifice d'entrée d'agent de développement d'une unité de développement (20), afin de transférer l'encre en poudre du compartiment de stockage de poudre (101) à l'unité de développement (20). La boîte à poudre (100) et le dispositif de formation d'image (10) ont une structure simple et sont faciles à utiliser.
PCT/CN2017/080644 2016-03-08 2017-04-14 Boîte à poudre et dispositif de formation d'image WO2017152884A1 (fr)

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
CN201620177079 2016-03-08
CN201620177506 2016-03-08
CN201620177079.X 2016-03-08
CN201620177506.4 2016-03-08
CN201620176029.X 2016-03-08
CN201620176029 2016-03-08
CN201620181042.4 2016-03-09
CN201620181042 2016-03-09
CN201620343447 2016-04-20
CN201620343447.3 2016-04-20
CN201610520712.5 2016-07-01
CN201610520712.5A CN107168024B (zh) 2016-03-08 2016-07-01 粉盒及图像形成装置
CN201610886981.3A CN107305332B (zh) 2016-04-20 2016-10-11 粉盒及打印机
CN201610886981.3 2016-10-11

Publications (1)

Publication Number Publication Date
WO2017152884A1 true WO2017152884A1 (fr) 2017-09-14

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PCT/CN2017/080644 WO2017152884A1 (fr) 2016-03-08 2017-04-14 Boîte à poudre et dispositif de formation d'image

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CN112764334A (zh) * 2020-12-31 2021-05-07 江西凯利德科技有限公司 一种显影剂供应装置
CN113625536A (zh) * 2020-05-06 2021-11-09 上福全球科技股份有限公司 用于碳粉匣的连动机构

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CN103186071A (zh) * 2011-12-30 2013-07-03 利盟国际有限公司 用于成像设备的可替换单元的可移动的色粉口盖部件
CN104272196A (zh) * 2012-04-30 2015-01-07 利盟国际有限公司 具有接合特征部以致动显影单元快门的墨粉盒
CN206020925U (zh) * 2016-03-08 2017-03-15 珠海艾派克科技股份有限公司 粉盒及图像形成装置

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JP2000356895A (ja) * 1999-06-15 2000-12-26 Kyocera Corp 現像装置
CN102354090A (zh) * 2011-09-28 2012-02-15 珠海天威飞马打印耗材有限公司 碳粉盒
CN103186071A (zh) * 2011-12-30 2013-07-03 利盟国际有限公司 用于成像设备的可替换单元的可移动的色粉口盖部件
CN104272196A (zh) * 2012-04-30 2015-01-07 利盟国际有限公司 具有接合特征部以致动显影单元快门的墨粉盒
CN206020925U (zh) * 2016-03-08 2017-03-15 珠海艾派克科技股份有限公司 粉盒及图像形成装置

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Publication number Priority date Publication date Assignee Title
CN113625536A (zh) * 2020-05-06 2021-11-09 上福全球科技股份有限公司 用于碳粉匣的连动机构
CN113625536B (zh) * 2020-05-06 2024-06-04 上福全球科技股份有限公司 用于碳粉匣的连动机构
CN112764334A (zh) * 2020-12-31 2021-05-07 江西凯利德科技有限公司 一种显影剂供应装置
CN112764334B (zh) * 2020-12-31 2023-07-04 江西凯利德科技有限公司 一种显影剂供应装置

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