CN106444316A - Driving force receiving assembly - Google Patents
Driving force receiving assembly Download PDFInfo
- Publication number
- CN106444316A CN106444316A CN201610807068.XA CN201610807068A CN106444316A CN 106444316 A CN106444316 A CN 106444316A CN 201610807068 A CN201610807068 A CN 201610807068A CN 106444316 A CN106444316 A CN 106444316A
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- China
- Prior art keywords
- driving
- driving force
- force receiving
- power
- transfering part
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
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- 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
- G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
- G03G15/757—Drive mechanisms for photosensitive medium, e.g. gears
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Electrophotography Configuration And Component (AREA)
Abstract
The invention discloses a driving force receiving assembly for receiving the rotating force of the driving head of an image forming device and transmitting the rotating force to a photosensitive drum so as to drive the photosensitive drum to rotate. The driving force receiving assembly comprises at least two symmetrically arranged power receiving parts, a driving matching part and a power transmission part, wherein the at least two symmetrically arranged power receiving parts are engaged with an engaging part of the driving head of the image forming device; the driving matching part is matched with the photosensitive drum; and the power transmission part is connected to the power receiving part and the driving matching part. According to the driving force receiving assembly, the two symmetrically arranged power receiving parts are engaged with the driving head in the manner that the minimum value L of the length of a connecting line between any two points in a projection area on a plane in the direction vertical to the installation direction of a processing cartridge meets the formula that L is greater than or equal to D/2 and smaller than or equal to D+H, wherein D is the maximum outer diameter of the driving head vertical to the rotation axis of the driving head, and H is the height of the outermost point of a contour surface of the driving head, extruding out of an engaging part installation position, of the engaging part of the driving head. According to the driving force receiving assembly, driving force transmission can be realized stably and reliably, and the smooth falling/taking of the processing cartridge can be guaranteed.
Description
Technical field
The present invention relates to the handle box with photosensitive drums used in laser printer, photocopier or facsimile machine, more
Body, it is related to the driving force receiving unit that use in photosensitive drums in a kind of handle box.
Background technology
Such as generally there are a handle box, the process in the electrophotographic image forming such as laser printer, photocopier, facsimile machine
Box can be taken apart from electrophotographic image forming.Existing handle box mainly has following a few classes：Photosensitive drums and developing unit,
Charging device and cleaning device are co-located on integral box together, and photosensitive drums and charging device are set together, or sense
The split box that light drum and developing unit are set together.No matter it is integral type handle box or split type handle box, in photosensitive drums
End is both provided with the driving force receiving unit of the rotary driving force for Receiving Host driving head.
In prior art, the handle box of some manufacturer production adopts the driving force receiving part of gimbal structure, but such
The driving force receiving part of structure relatively costly；Also there is the handle box of some manufacturer production using mechanical assistance swing arm structure
Driving force receiving unit, handle box assembling/take out during driving force receiving unit and main frame are realized by axial stretching
The engagement of driving head and disengaging；Or fork is promoted using main frame door closure, make driving force receiving unit axially retractable to realize
Driving force receiving unit is engaged and disengaging with host driven head, also have the handle box of some manufacturer production to load using strength or
Person is taken out mode and so that driving force component is engaged with machine driving force component and depart from effect.
The structure that assists to promote the mode of fork to depend on machine using fork auxiliary telescopic mode or main frame door closure is compatible
Property not good, and there is a problem of that machine is not in place or takes out difficult；Using the handle box for loading or taking out mode by force, fall
When there are problems of during machine that some angles are proceeded to, driver part is not engaged with host driven head and is caused.And, no
Pipe is the mode for assisting to promote fork using fork auxiliary telescopic mode or main frame door closure, or the process for strongly creating the mode that tears open
Box, during handle box loads/splits out, driving head will be contacted with the driving claw of driving force receiving unit, if position
When incorrect, it may appear that the driving claw of driving force receiving part engages, with host driven head, the problems such as blocking.
Content of the invention
It is an object of the invention to provide a kind of Stability Analysis of Structures, handle box fall, machine is smooth and can reliablely and stablely realize power transmission
The driving force receiving unit of effect.
To achieve these goals, the present invention takes following technical solution：
Driving force receiving unit, for receiving the revolving force of image processing system driving head, and revolving force is passed to sense
Light is roused, and to drive photosensitive drums to rotate, which includes：At least two couple being meshed with the engaging piece of the driving head of image processing system
Claim the power reception portion for arranging；The driving auxiliary section that matches with photosensitive drums；Connect the power reception portion and the driving is joined
The power transfering part in conjunction portion；The driving force receiving unit is with two symmetrically arranged power reception portions and handle box installation direction
In view field in vertical plane, minima L of any point-to-point transmission wire length meets mode and the drive of D/2≤L≤D+H
Dynamic head is engaged, and wherein, D is maximum outside diameter of the driving head perpendicular to driving head rotation axiss, and H is projected for driving head engaging piece
Height in the driving head contoured surface outermost point of engaging piece installation site.
Further, the driving auxiliary section has the accommodating chamber for arranging along its axis, and the power transfering part is arranged at
Described receiving intracavity and top stretch out in outside the accommodating chamber；Arrange between the power transfering part and the driving auxiliary section
There is apparatus for adjusting position, described apparatus for adjusting position one end is connected with the power transfering part, the other end is coordinated with described driving
Portion is connected.
Further, the driving auxiliary section has an accommodating chamber for arranging along its axis, and the power transfering part is arranged
In described receiving intracavity and top stretch out in outside the accommodating chamber；Apparatus for adjusting position is provided with the gear end lid of handle box,
The apparatus for adjusting position is included the fork being arranged on gear end lid by rotating shaft, can rotate perpendicular to power transmission member
That moved in the plane of centrage touches block with the reset portion that touches the connected connecting rod of block and make the connecting rod reset
Part, the block that touches is located in the chute of the fork；The connecting rod the fork and described touch in the presence of block with dynamic
Power transfer part contacts.
Further, the driving auxiliary section drives the photosensitive drums single direction rotation.
Further, the driving auxiliary section include the first department of assembly for matching with the power transfering part and with sense
The second department of assembly that light drum matches；First department of assembly has the accommodating chamber for arranging along its axis, second department of assembly
Fixed part outwardly is provided with outer wall, and first department of assembly is arranged on second department of assembly, described first
It is connected by the face gear of one way engagement between department of assembly and second department of assembly.
Further, it is provided with, on the driving auxiliary section, the unidirectional limiting section for protruding from its surface, sets in photosensitive drums
The position elastic spacing portion corresponding with the unidirectional limiting section position is equipped with, the elastic spacing portion makes the driving auxiliary section
Drive photosensitive drums single direction rotation.
Further, axial limiting component is provided with the input gear, and the axial limiting component is arranged at driving
Between auxiliary section and input gear inwall.
Further, between the driving auxiliary section and photosensitive drums end, axial action power apparatus are provided with.
Further, limited location adjusting apparatus are set on gear end lid, on the power transfering part on be provided with
The spacing preiection that the spacing adjusting apparatus contact, the spacing adjusting apparatus are against on the spacing preiection makes the power
The axis of transfer part and the dead in line of photosensitive drums.
Further, be provided with latch on the power transfering part, the latch end protrude from power transfering part and its
Axis is contacted with the latch perpendicular to the axis of power transfering part, the connecting rod.
From above technical scheme, by the present invention in that two symmetrically arranged power reception portions are being installed with handle box
In view field in the vertical plane in direction, minima L of any point-to-point transmission wire length meets D/2≤L≤D+H, so as to can
Space is formed between power reception portion, driving head smoothly can be entered, power reception portion and driving head will not occur
Situation about blocking, and can stably be driven power transmission.Further, by set location adjusting means so that
Handle box installation after, will contact with driving head when so that at least two symmetrically arranged power reception portions be in specific
Position, be easy to and the driving head coordinate.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention, below will be to using needed for embodiment or description of the prior art
Accompanying drawing do simple introduction, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can also be obtained according to these accompanying drawings other attached
Figure.
When Fig. 1 is assembled together with gear end cap and input gear for the driving force receiving unit of the embodiment of the present invention one
Structural representation；
Fig. 2 is the structural representation of the driving force receiving unit of embodiment one；
Fig. 3 is the decomposition texture schematic diagram of the driving force receiving unit of embodiment one；
Fig. 4 is the sectional view of the driving auxiliary section of embodiment one；
Fig. 5 is the structural representation of the apparatus for adjusting position of embodiment one；
Schematic diagram when Fig. 6 does not complete assembling for the handle box of embodiment one with driving head；
Fig. 7 is schematic diagram of the driving force receiving unit of embodiment one with driving head when unassembled；
Schematic diagram when Fig. 8 is completed with driving head assembling for the driving force receiving unit of embodiment one；
Fig. 9 is the structural representation of the embodiment of the present invention two；
Figure 10 is the structural representation of the embodiment of the present invention three；
Figure 11 is the structural representation of the embodiment of the present invention four；
Figure 12 is the structural representation of the embodiment of the present invention five；
Figure 13 is the structural representation of the embodiment of the present invention six；
Figure 14 is the driving force receiving unit of the embodiment of the present invention seven without schematic diagram during block；
Figure 15 is the schematic diagram that the driving force receiving unit of embodiment seven is contacted with block；
Figure 16 again passes by schematic diagram during block for the driving force receiving unit of embodiment seven when taking out；
Figure 17 is the structural representation of the driving force receiving unit of the embodiment of the present invention eight.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in more detail.
Specific embodiment
Embodiment one
Driving force receiving unit is used for receiving the revolving force of driving head in image processing system, and revolving force is passed to sense
Light is roused, and to drive photosensitive drums to rotate, the revolving force passes to process also by the input gear for being arranged at photosensitive drums end simultaneously
Other rotary parts in box.As shown in Figure 1, Figure 2 and Figure 3, the driving force receiving unit of the present invention includes that two are symmetrical arranged
Power reception portion 1, power transfering part 2, drive auxiliary section 3 and apparatus for adjusting position.The driving auxiliary section 3 of the present embodiment is
Split-type structural, which includes the first department of assembly 3-1 for matching with power transfering part 2 and the second dress for matching with photosensitive drums
Joining portion 3-2, the second department of assembly of the present embodiment 3-2 is matched with the input gear 10 for being arranged at photosensitive drums end, but the second dress
The portion 3-2 of joining directly can also coordinate with photosensitive drums, so as to transmit drive force to photosensitive drums, to drive photosensitive drums to rotate.
Two symmetrically arranged power reception portions 1 are symmetricly set on power transfering part 2, and power reception portion 1 dashes forward vertically
For power transfering part 2, power reception portion 1 is used for fastening with driving head in image processing system, and forms dress from image
Put side joint and receive power.The rotation centerline (axis) of driving force receiving unit (power transfering part) and the dead in line of photosensitive drums.
In driving force receiving unit can include multipair symmetrically arranged power reception portion 1, between multipair power reception portion 1 with driving
When head engaging piece is meshed, the symmetrically arranged power reception portion 1 of one pair of which is only selected to be meshed with driving head engaging piece.
Used as a preferred embodiment of the present invention, in the present embodiment, the bottom in power reception portion 1 is spherical articulated section
1-1, power reception portion 1 is articulated with power transfering part 2, during stress by articulated section 1-1, and power reception portion 1 can turn around hinge
Dynamic so that driving force receiving unit and driving head can carry out the fine adjustment of position, be more convenient for power reception portion and driving when departing from
Head departs from.Meanwhile, the resilient resilient mounting 5 of tool is provided between two power reception portions 1, the two ends of resilient mounting 5 are respectively
It is connected with power reception portion 1, state of two power reception portions 1 in a fixation is made by its elastic force effect, when power connects
After receipts portion 1 rotates around hinge and completes the disengaging with driving head, can recover to original position under the effect of the elastic force of resilient mounting 5.This
The resilient mounting 5 of embodiment adopts metal clips, is machined with the installation for matching with power reception portion at the two ends of metal clips
Hole, the two ends of metal clips are enclosed within power reception portion 1, and power reception portion 1 is through the installing hole of metal clips end.Resilience is filled
Put and spring or rubber shell fragment or rubber ring etc. can also be adopted to have resilient component, as long as reset can be provided for power reception portion
Active force.
A latch 2-1 being provided with power transfering part 2, the latch of the present embodiment is located at the middle and lower part of power transfering part, inserts
Pin 2-1 through power transfering part 2 and its axis perpendicular to power transfering part 2 axis (rotation centerline).In addition, end projects
In power transfering part surface and axis perpendicular to power transfering part axis projection it can be appreciated that another kind of realization of latch
Mode.The apparatus for adjusting position of the present embodiment is torsion spring, and torsion spring 4 is as the pre-rotation power offer device of power transfering part
Power transfer part provides the active force of pre-rotation.4 one end of torsion spring is fixed on latch 2-1 (that is, power transfering part), and the other end is solid
It is scheduled on driving auxiliary section 3.The present embodiment is provided with torsion spring fixed part 3-1b, one end of torsion spring in the first department of assembly 3-1 bottom
Portion is fixed on torsion spring fixed part 3-1b.On the one hand the effect of latch makes the active force of power transfering part pre-rotation for acceptance,
On the other hand the active force is can also be used for spacing from pre-rotation power offer device.The first department of assembly 3-1 of the present embodiment is tool
Have the cylinder of an accommodating chamber for arranging along its axis, power transfering part 2 be inserted in the receiving intracavity of the first department of assembly 3-1 and
Top is stretched out in outside the first department of assembly 3-1, and power transfering part 2 can be rotated around the axis of its own in the first department of assembly 3-1.Turn round
Spring 4 is enclosed within outside the first department of assembly 3-1.
First department of assembly 3-1 is arranged on the second department of assembly 3-2, between the first department of assembly 3-1 and the second department of assembly 3-2
It is connected by the face gear of one way engagement, i.e., the upper surface of the bottom surface of the first department of assembly and the second department of assembly is the tooth of one way engagement
Face, when first department of assembly's stress is rotated along predetermined driving direction of rotation, which can carry with meshing relation between the second department of assembly
Move the second department of assembly and (Fig. 8, Fig. 2) is rotated together with, so as to drive photosensitive drums to rotate；When the first department of assembly rotates backward, its with
Skidding occurs between second department of assembly, then the second department of assembly cannot be driven to rotate together with, can only so as to realize photosensitive drums
The purpose of single direction rotation.
Be provided with a pair fixed part 3-2a outwardly on second department of assembly's 3-2 outer wall, be provided with input gear with
The mounting groove (not shown) that fixed part 3-2a coordinates, when driving auxiliary section 3 in input gear 10, fixed part 3-2a is arranged
In the mounting groove in input gear, so as to be fixed together with input gear assembling, can carry when the second department of assembly 3-2 is rotated
Dynamic input gear (photosensitive drums) are rotated together.When the second department of assembly is directly coordinated with photosensitive drums, mounting groove may be disposed at photosensitive
On drum inner wall of end, drive auxiliary section in photosensitive drums end, fixed part is arranged in mounting groove, so as to join with photosensitive drums
It is fixed together, drives when the second department of assembly rotates photosensitive drums to rotate together.
Used as a preferred embodiment, the present embodiment is corresponding with latch 2-1 position on first department of assembly's 3-1 perisporium
Place is machined with circumferentially arranged groove, and the end wall of groove constitutes the rotary stopper portion 3-1a of the present embodiment.The two ends of latch 2-1
Pass groove and stretch out in outside the first department of assembly 3-1, when power transfering part 2 is along own axis, latch 2-1 can be logical
In groove, a mobile segment distance, when latch 2-1 arrives to the end wall 3-1a of groove, cannot be continued because limiting by end wall 3-1a
Mobile, the first department of assembly 3-1 can be promoted to rotate together so as to power transfering part 2.
Driving force receiving unit is assemblied on input gear 10 by gear end cap 11 and pressure ring 12, and input gear 10 is installed
End in photosensitive drums.Pressure ring 12 as axial limiting component, be assemblied in the first department of assembly 3-1 top and input gear 10 it
Between, latch is located at 12 lower section of pressure ring, by limiting the movement in the axial direction of the first department of assembly, prevents driving force receiving unit axial direction
Abjection.Further, between driving auxiliary section 3 and photosensitive drums (input gear 10), axial action power apparatus 6, this reality are provided with
The axial action power apparatus 6 for applying example are spring, and which is located at the second department of assembly 3-2 (driving auxiliary section 3) bottom and input gear 10
Between end wall (Fig. 4), axial action power apparatus 6 can make driving force receiving unit produce axial displacement along photosensitive drums axis.Axially
Force device 6 can also be that shell fragment or rubber spring or rubber ring etc. have resilient component.
Engagement process to driving force receiving unit of the present invention with the driving head of image processing system is entered below in conjunction with the accompanying drawings
Row explanation.With reference to Fig. 6 and Fig. 7, a pair radially projecting engaging piece 100a on the driving head 100 of image processing system, is provided with,
Engaging piece 100a carries out the transmission of driving force, the diameter of driving head 100 with the power reception portion 1 of driving force receiving unit after engaging
It is the rotation axiss of driving head 100 perpendicular to paper that the height for driving head side being protruded from for D, engaging piece 100a is a in H, Fig. 7
The projection (forming the center of rotation that driving head is projected in paper plane) of plane, b is the rotation axiss in power power transmission portion 2 perpendicular to paper
The projection (forming the center of rotation that power transmission part is projected in paper plane) of plane.When handle box (driving force receiving unit) is falling
When entering machine and will contact with driving head 100, the power transfering part 2 of the present invention is not subject to other external force, only position
Adjusting means applies to make the active force of its pre-rotation to power transfering part 2, and the apparatus for adjusting position of the present embodiment is using torsion spring etc.
Have resilient component by itself savings revolution potential energy, to apply active force on power transfering part, keep power transfering part 2
In a certain precalculated position, handle box is fallen into state when machine rear-guard power reception component is in the precalculated position and is defined as not
Confined state.When driving force receiving unit is in unassembled state, two power reception portions 1 are vertical with handle box installation direction
Plane s on view field misaligned (no occuring simultaneously, non-overlapping part), and two power reception portions 1 are being installed with handle box
In view field in vertical plane s in direction, between any two points, minima L of wire length meets：D/2≤L≤D+H, that is, exist
Wire length between any point in any point on same projection plane in a view field and another view field
Minima L meets：D/2≤L≤D+H.Wherein, D is maximum outside diameter of the driving head perpendicular to driving head rotation axiss, and H is for driving
Head engaging piece protrudes from the height of the driving head contoured surface outermost point of engaging piece installation site.
Make, by applying one to power transfering part 2, the active force which rotates, make power transfering part predetermined in one
Position, during handle box installation, driving head 100 smoothly can be entered between two power reception portions 1, will not be by power acceptance division
Block.View field of the driving force receiving unit with two power reception portions 1 in plane s vertical with handle box installation direction
In misaligned and two view fields, minima L of any point-to-point transmission wire length meets mode and the driving head of D/2≤L≤D+H
Be engaged, herein described be engaged referring to that handle box loads image processing system after, driving force receiving unit will be with
Driving head contact when state, now driving head be also not in contact with being combined together with driving force receiving unit.
After handle box loads and finishes, driving head 100 first voluntarily turns an angle, as shown in figure 8, with driving head
100 rotation, the engaging piece 100a of driving head is contacted with power reception portion 1, and is fastened togather, now driving head and driving
The assembling of power receiving unit is completed；When driving head 100 is rotated further, power transfering part 2 will be driven to rotate together, now power
Latch 2-1 in transfer part 2 also can be rotated with power transfering part, until the latch 2-1 on power transfering part 2 is moved to rotation
Turn at limiting section 3-1a, power transfering part 2 is further driven to drive auxiliary section 3 to rotate, and the rotary driving force of driving head is transmitted
To photosensitive drums, so as to realize driving photosensitive drums rotation by driving force receiving unit.
Latch is arranged in the present embodiment to fix torsion spring, but torsion spring can also be directly anchored on power transfering part 2, as long as
Realize providing the active force of pre-rotation for power transfering part, so that two power reception portions 1 is being hung down with handle box installation direction
In misaligned and two view fields of view field in straight plane s minima L of any point-to-point transmission wire length meet D/2≤
L≤D+H.In addition to it can adopt torsion spring as the apparatus for adjusting position for providing revolving force, it would however also be possible to employ shell fragment, rubber
Other elastic components such as circle.Power transfering part only by the case of apparatus for adjusting position to apply active force, driving force reception group
The power reception portion of part can form the space for passing through for driving head with driving head during engaging, and driving head will not
Situations such as blocking with driving force receiving unit during this, smooth so as to ensure the handle box machine that falls.
With reference to Fig. 5, further, the present embodiment also includes spacing adjusting apparatus 7, and spacing adjusting apparatus 7 are for being fixed on tooth
Jump ring on wheel end cap 11, one end of jump ring is against on the side wall of gear end cap.It is provided with power transfering part 2 and protrudes from outside which
The spacing preiection 2-2 of wall, the other end of jump ring is against on the spacing preiection 2-2 of power transfering part 2, is adjusted by spacing adjusting apparatus
Position between whole power transfering part and photosensitive drums axis.Spacing preiection 2-2 includes the first surface s1 for supporting with jump ring and with
The connected second surface s2 in one surface s1 top, first surface is all connected with the side of power transfering part with second surface, and first
When surface s1 is the front of spacing preiection, then second surface s2 is the back side of spacing preiection.First surface s1 is spacing support surface,
First surface s1 being radially arranged along power transfering part 2 of the present embodiment, second surface s2 is to push up an inclined-plane, from first surface s1
Portion inclines and extends.One end of jump ring 7 is connected to the axis that can avoid power transfering part 2 on the first surface s1 of spacing preiection 2-2
Deviate the axis of photosensitive drums；When power transfering part 2 is rotated, as second surface s2 is that inclined-plane, jump ring end can be along the second table
Face s2 is passed through, and will not be stuck.
Embodiment two
As shown in figure 9, direction shown in arrow is predetermined rotation driving direction in Fig. 9.The present embodiment is with embodiment one not
It is where same：The spacing adjusting apparatus 7 of the present embodiment are fixed on the elastic swing arm on gear end cap 11, elasticity pendulum for one end
Arm is made by having resilient material, for example metal clips or rubber bodies etc..It is provided with power transfering part 2 and protrudes from its outer wall
Spacing preiection 2-2, the spacing preiection 2-2 of the present embodiment be ladder along the cross sectional shape perpendicular to power transfering part axis direction
Shape, but it is also possible to for rectangle.The axis a2 of elastic swing arm between spacing preiection central point and power transfering part rotation centerline
Angle of the line a3 on power transfering part direction of rotation is more than 0 degree, less than 90 degree.One end of elastic swing arm is fixed on gear end
On lid 11, when in 2 rotary course of power transfering part, spacing preiection 2-2 when elastic swing arm, the limited projection 2- of elastic swing arm
2 outside tops, can pass through elastic swing arm so as to spacing preiection 2-2, after spacing preiection 2-2 leaves elastic swing arm, elastic swing arm
Set back under its own resilient effect.When power transfering part 2 stops the rotation, the free end of elastic swing arm is against spacing preiection
On 2-2, which is carried out spacing.
Embodiment three
As shown in Figure 10, in Figure 10, direction shown in arrow is predetermined rotation driving direction.The present embodiment and embodiment two
It is where difference, spacing adjusting apparatus include rotary swinging arm 7 and an elastic component 7a, rotary swinging arm is articulated with gear end cap
On 11, and can rotate around hinge, elastic component 7a is arranged between rotary swinging arm and gear end cap sidewalls, respectively with rotary swinging arm
And gear end cap sidewalls are connected.Company between the axis of rotary swinging arm and spacing preiection central point and power transfering part rotation centerline
Angle of the line on power transfering part direction of rotation is more than 0 degree, less than 90 degree.Power transfering part 2 in rotary course, limit convex
Rise 2-2 when rotary swinging arm, rotary swinging arm can limited projection 2-2 outwards push up, rotation can be passed through so as to spacing preiection 2-2
Switch arm, when power transfering part 2 is after rotary swinging arm, rotary swinging arm return in the presence of elastic component 7a.When power is passed
When passing portion 2 and stopping the rotation, the free end of rotary swinging arm is against on spacing preiection 2-2, which is carried out spacing.
Example IV
As shown in figure 11, in Figure 11, direction shown in arrow is predetermined rotation driving direction.The present embodiment and embodiment one
It is where difference：The driving auxiliary section 3 of the present embodiment is integral type structure, protrudes from driving to be provided with auxiliary section 3
The unidirectional limiting section 3a on its surface, the present embodiment is provided with a pair the unidirectional limiting section 3a being arranged symmetrically on driving auxiliary section 3.
The position elastic spacing portion corresponding with the unidirectional limiting section 3a position on driving auxiliary section 3 is provided with input gear 10
10a, elastic spacing portion 10a are articulated with the installation portion 10c of 10 inwall of input gear, and elastic spacing portion 10a can turn around its hinge
Dynamic, the elastic force for being provided with elastic component 10b, elastic component 10b between elastic spacing portion 10a and installation portion 10c acts on elastic limit
On position portion 10a so as to contact with installation portion 10c.Elastic spacing portion 10a near installation portion 10c when moving direction with predetermined
Driving direction of rotation consistent, elastic spacing portion 10a is away from moving direction during installation portion 10c and predetermined driving direction of rotation
On the contrary.
Installation portion 10c protrudes from the inwall of input gear 10, turns along predetermined driving direction of rotation when auxiliary section 3 is driven
Move and go to when so that unidirectional limiting section 3a is contacted with elastic spacing portion 10a, unidirectional limiting section 3a can be by elastic spacing portion 10a
And installation portion 10c stops, so as to drive input gear 10 to rotate together；And direction of rotation rotation is driven when driving auxiliary section 3 not press
When turning (reverse rotation) and going to unidirectional limiting section 3a and contact with elastic spacing portion 10a, unidirectional limiting section 3a can be by elasticity limit
Position portion 10a is backed down so as to away from installation portion 10c, can pass through elastic spacing portion 10a so as to unidirectional limiting section 3a, when unidirectional limit
After position portion 3a leaves, elastic spacing portion 10a returns to original position under the elastic force effect of elastic component 10b, and now driving auxiliary section 3 can not
Drive input gear 10 rotate together with, it is achieved that photosensitive drums can only single direction rotation purpose.
Embodiment five
As shown in figure 12, it is where the present embodiment is different from example IV：The elastic spacing portion 10a of the present embodiment can
Radially reciprocatingly it is arranged in input gear 10 along input gear 10.It is provided with input gear 10 and radially arranges
Installation portion 10c, elastic spacing portion 10a is arranged on installation portion 10c, and (interior) can be moved radially on installation portion 10c, elasticity
Part 10b is arranged between elastic spacing portion and installation portion 10c diapire (or input gear inwall).The freedom of elastic spacing portion 10a
End has and the bearing surface s3 for driving the unidirectional limiting section 3a on auxiliary section 3 to contact, and top connected with bearing surface s3
When end inclined-plane s4, bearing surface s3 are the front of 10 free end of elastic spacing portion, top inclined-plane s4 is then for elastic spacing portion 10 certainly
The back side by end.Inclined-plane s4 in top can be plane or cambered surface.Elastic spacing portion move back and forth direction and top inclined-plane s4 it
Between be less than 90 ° along the predetermined angle for driving on direction of rotation.
When driving auxiliary section 3 to rotate about the axis thereof along predetermined driving direction of rotation, unidirectional limiting section 3a and bearing surface s3
Contact, so as to be blocked by elastic spacing portion 10a so as to input gear 10 can be driven to rotate together；When drive auxiliary section 3 not
Direction of rotation is driven (to reversely rotate) when rotating about the axis thereof along predetermined, unidirectional limiting section 3a is contacted with top inclined-plane s4, single
Can be rotated further along top inclined-plane s4 to limiting section 3a, so as to press elastic spacing portion 10a to input gear inwall direction, make
Elastic spacing portion 10a just can be passed through elastic spacing portion 10a, unidirectional limiting section 3a and leave elasticity near input gear inwall
After limiting section 10a, elastic spacing portion 10a moves return to the direction away from input gear inwall in the presence of elastic component 10b,
Now drive auxiliary section 3 input gear 10 can not be driven to rotate together with, it is achieved that photosensitive drums can only single direction rotation purpose.
Embodiment six
As shown in figure 13, it is where the present embodiment is different from example IV：The elastic spacing portion 10a of the present embodiment is
Elastic arm, one end of elastic spacing portion 10a is connected on 10 inwall of input gear, in elastic spacing portion 10a with input gear
Elastic component 10b is provided between wall.It is provided with, driving, the unidirectional limiting section 3a for protruding from its surface on auxiliary section 3.Elasticity limit
The axis of line a4 and elastic arm of the contact point B between position portion 10a and unidirectional limiting section 3a with 3 centreline space of driving auxiliary section
Angle between a5 on reversely is less than 100 degree.Reversely referring to here is contrary with predetermined driving direction of rotation.
When driving auxiliary section 3 to rotate about the axis thereof along predetermined driving direction of rotation (direction shown in arrow in Figure 13), single
Contact to limiting section 3a with elastic arm, so as to be blocked by elastic arm so as to input gear 10 can be driven to rotate together；Work as drive
Dynamic auxiliary section 3 does not drive direction of rotation (to reversely rotate) when rotating about the axis thereof along predetermined, and unidirectional limiting section 3a can be by elastic arm
Press to input gear inwall direction, backed down, can be rotated further so as to unidirectional limiting section 3a, unidirectional limiting section 3a leaves elasticity
After arm, elastic arm moves return to the direction away from input gear inwall in the presence of elastic component 10b, now drives auxiliary section
3 can not drive input gear 10 to rotate together with, it is achieved that photosensitive drums can only single direction rotation purpose.
Embodiment seven
As shown in figure 14, it is where the present embodiment is different from embodiment one：Do not have on the power transfering part of the present embodiment
There is setting torsion spring, apparatus for adjusting position is the fork link gear being arranged on gear end cap 11, fork link gear includes pendulum
Bar 4-1, connecting rod 4-2, reset components 4-3, touch block 4-4 and rotating shaft 4-5.Fork 4-1 is arranged at gear end cap by rotating shaft 4-5
On 11, fork 4-1 4-5 can be rotated around the shaft.Chute 4-1a is provided with fork 4-1.Touch block 4-4 to be connected with connecting rod 4-2, touch
Contact block 4-4 can be moved in the plane perpendicular to power transmission member rotation centerline, touch block 4-4 while being also located at fork 4-
In chute 4-1a on 1.The block 4-4 that touches of the present embodiment is located at the guide rail or guide groove (not shown) being opened on gear end cap 11
Interior, and can move back and forth along guide rail or guide groove, guide rail or guide groove can be linear or arc.Reset components 4-3 is torsion spring, turns round
One end of spring is fixed on gear end cap 11, the other end is connected with fork 4-1, for making connecting rod 4-2 return.
As shown in figure 15, when handle box is installed, fork 4-1 can encounter the block 200 on machine, and by 200 institute of block
Stop, as handle box is moved in assembly direction, fork 4-1 because of the stop by block 200 around the shaft 4-5 rotate, and promote
Block 4-5 movement is touched, when touching block 4-5 movement, drivening rod 4-2 is moved along the installation direction of handle box, so that connecting rod 4-2
Contact with the latch 2-1 on power transfering part 2, and as the mobile propulsion power transfer part 2 of connecting rod 4-2 is revolved around own axes
Turn so that the view field of two power reception portions in the plane vertical with handle box installation direction is misaligned, and two dynamic
Minima L of any point-to-point transmission wire length in view field of the power acceptance division in the plane vertical with handle box installation direction
Meet：D/2≤L≤D+H.
As shown in figure 16, when handle box is taken out, fork 4-1 can also encounter the block 200 on machine, with handle box
Move along removing direction, 4-5 is rotated fork 4-1 around the shaft, rotation direction now with during installation rotation direction conversely, and with
When promote touch block 4-5 movement, with drivening rod along handle box place to go direction move, now, smoothly handle box can be taken out.
Embodiment eight
As shown in figure 17, it is where the present embodiment is different from embodiment seven：The reset components 4-3 of the present embodiment is for drawing
Spring, one end of extension spring is fixed on gear end cap 11, the other end is connected with connecting rod 4-2, the axis of reset components 4-3 and connecting rod 4-
2 diameter parallel.Fork 4-1 around the shaft 4-5 rotate when, can by be located at its chute 4-1a in touch block 4-4 drivening rod
4-2 along installation direction (direction shown in filled arrows in Figure 17) translation of handle box so that connecting rod 4-2 and power transfering part 2
On latch 2-1 contact so that two projected area of two power reception portions in the plane vertical with handle box installation direction
On domain, minima L of any point-to-point transmission wire length meets：D/2≤L≤D+H.
The present invention pass through set location adjusting means so that handle box installation after, will contact with driving head when, power
Acceptance division is in specific position, and two power reception portions are in the plane vertical with handle box installation direction at the position
View field is misaligned, and in the view field of two power reception portions in the plane vertical with handle box installation direction arbitrarily
Minima L of point-to-point transmission wire length meets：D/2≤L≤D+H, such that it is able to form space between power reception portion, allows drive
Dynamic head smoothly can be entered, the situation that will not occur power reception portion to block with driving head, and stably can be driven
Power is transmitted.
In this specification, various pieces are described by the way of going forward one by one, and what each some importance was illustrated is and other parts
Difference, between various pieces same or similar part mutually referring to.Syntagmatic between these parts is simultaneously
Form more than disclosed in embodiment, the foregoing description of the disclosed embodiments, enable professional and technical personnel in the field
Realize or use the present invention.Multiple modifications to these embodiments will be apparent for those skilled in the art
, generic principles defined herein can without departing from the spirit or scope of the present invention, in other embodiments
Middle realization.Therefore, the present invention is not intended to be limited to embodiment illustrated herein, and is to fit to and principles disclosed herein
The widest range consistent with features of novelty.
Claims (10)
1. driving force receiving unit, for receiving the revolving force of image processing system driving head, and revolving force is passed to photosensitive
Drum, to drive photosensitive drums to rotate, which includes：
At least two symmetrically arranged power reception portions being meshed with the engaging piece of the driving head of image processing system；
The driving auxiliary section that matches with photosensitive drums；
Connect the power transfering part of the power reception portion and the driving auxiliary section；
It is characterized in that：
The driving force receiving unit is with two symmetrically arranged power reception portions in the plane vertical with handle box installation direction
On view field on minima L of arbitrarily point-to-point transmission wire length meet the mode of D/2≤L≤D+H and driving head is nibbled
Close, wherein, D is maximum outside diameter of the driving head perpendicular to driving head rotation axiss, and H protrudes from engaging piece peace for driving head engaging piece
The height of the driving head contoured surface outermost point of holding position.
2. driving force receiving unit as claimed in claim 1, it is characterised in that：The driving auxiliary section have set along its axis
The accommodating chamber that puts, the power transfering part is arranged at the receiving intracavity and top is stretched out in outside the accommodating chamber；
Apparatus for adjusting position is provided between the power transfering part and the driving auxiliary section, described apparatus for adjusting position one end
It is connected with the power transfering part, the other end is connected with the driving auxiliary section.
3. driving force receiving unit as claimed in claim 1, it is characterised in that：The driving auxiliary section has one along its axis
The accommodating chamber of setting, the power transfering part is arranged at the receiving intracavity and top is stretched out in outside the accommodating chamber；
Apparatus for adjusting position is provided with the gear end lid of handle box, the apparatus for adjusting position includes tooth to be arranged at by rotating shaft
Fork, the block that touches that can move in the plane perpendicular to power transmission member rotation centerline on wheel end cap is touched with described
The connected connecting rod of contact block and make the connecting rod reset reset components, described touch block be located at the fork chute in；
The connecting rod the fork and described touch block in the presence of contact with power transfering part.
4. the driving force receiving unit according to Claims 2 or 3, it is characterised in that：The driving auxiliary section drives described
Photosensitive drums single direction rotation.
5. driving force receiving unit as claimed in claim 2 or claim 3, it is characterised in that：The driving auxiliary section include with described
The first department of assembly and the second department of assembly for matching with photosensitive drums that power transfering part matches；
First department of assembly has the accommodating chamber for arranging along its axis, is provided with outwardly on second department of assembly outer wall
Fixed part, first department of assembly is arranged on second department of assembly, first department of assembly and second assembling
It is connected by the face gear of one way engagement between portion.
6. as claimed in claim 2 or claim 3 driving force receiving unit, it is characterised in that：It is provided with the driving auxiliary section prominent
For the unidirectional limiting section on its surface, the position elasticity limit corresponding with the unidirectional limiting section position is provided with photosensitive drums
Position portion, the elastic spacing portion makes the driving auxiliary section drive photosensitive drums single direction rotation.
7. driving force receiving unit as claimed in claim 2 or claim 3, it is characterised in that：Axial direction is provided with the input gear
Limit component, the axial limiting component is arranged between driving auxiliary section and input gear inwall.
8. driving force receiving unit as claimed in claim 2 or claim 3, it is characterised in that：The driving auxiliary section and photosensitive drums end
Axial action power apparatus are provided between portion.
9. driving force receiving unit as claimed in claim 2 or claim 3, it is characterised in that：Limited location tune is set on gear end lid
Engagement positions, on the power transfering part on be provided with the spacing preiection for contacting with the spacing adjusting apparatus, described spacing
Adjusting apparatus are against on the spacing preiection makes the axis of the power transfering part and the dead in line of photosensitive drums.
10. driving force receiving unit as claimed in claim 3, it is characterised in that：Latch is provided with the power transfering part,
The latch end protrude from power transfering part and its axis perpendicular to power transfering part axis, the connecting rod and the latch
Contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807068.XA CN106444316B (en) | 2016-09-06 | 2016-09-06 | Driving force receiving unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610807068.XA CN106444316B (en) | 2016-09-06 | 2016-09-06 | Driving force receiving unit |
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| CN106444316A true CN106444316A (en) | 2017-02-22 |
| CN106444316B CN106444316B (en) | 2019-03-15 |
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| CN201610807068.XA Active CN106444316B (en) | 2016-09-06 | 2016-09-06 | Driving force receiving unit |
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| WO2017202205A1 (en) * | 2016-05-27 | 2017-11-30 | 珠海联合天润打印耗材有限公司 | Driving force reception assembly and processing box using assembly |
| CN108089424A (en) * | 2018-01-26 | 2018-05-29 | 珠海天威飞马打印耗材有限公司 | Handle box |
| CN108107697A (en) * | 2018-01-26 | 2018-06-01 | 珠海天威飞马打印耗材有限公司 | Handle box and its driving force transfer unit |
| CN108469722A (en) * | 2018-04-16 | 2018-08-31 | 刘建平 | A kind of drive component of cartridge |
| WO2019170017A1 (en) * | 2018-03-06 | 2019-09-12 | 纳思达股份有限公司 | Processing cartridge |
| CN110231761A (en) * | 2018-03-06 | 2019-09-13 | 纳思达股份有限公司 | Handle box |
| CN110275417A (en) * | 2018-03-14 | 2019-09-24 | 珠海天威飞马打印耗材有限公司 | Handle box and image forming |
| WO2020015691A1 (en) * | 2018-07-20 | 2020-01-23 | 卢敬坤 | Processing cartridge |
| CN116203811A (en) * | 2017-12-13 | 2023-06-02 | 佳能株式会社 | Cartridge and image forming apparatus |
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| WO2019170017A1 (en) * | 2018-03-06 | 2019-09-12 | 纳思达股份有限公司 | Processing cartridge |
| CN110231761A (en) * | 2018-03-06 | 2019-09-13 | 纳思达股份有限公司 | Handle box |
| US11256210B2 (en) | 2018-03-06 | 2022-02-22 | Ninestar Corporation | Processing cartridge |
| CN110275417A (en) * | 2018-03-14 | 2019-09-24 | 珠海天威飞马打印耗材有限公司 | Handle box and image forming |
| CN108469722A (en) * | 2018-04-16 | 2018-08-31 | 刘建平 | A kind of drive component of cartridge |
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| WO2020015691A1 (en) * | 2018-07-20 | 2020-01-23 | 卢敬坤 | Processing cartridge |
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| CN106444316B (en) | 2019-03-15 |
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