CN104749919B

CN104749919B - Driving member and the photoconductive drum unit with the driving member

Info

Publication number: CN104749919B
Application number: CN201510157519.5A
Authority: CN
Inventors: 黄世傑
Original assignee: General Plastic Industrial Co Ltd
Current assignee: General Plastic Industrial Co Ltd
Priority date: 2014-06-20
Filing date: 2015-04-03
Publication date: 2018-02-09
Anticipated expiration: 2035-04-03
Also published as: TW201600942A; TWI547775B; DE102015104038A1; CN104749919A

Abstract

A kind of driving member and the photoconductive drum unit with the driving member, the driving member to a photosensitive drums clamping, the photosensitive drums have a drum axle, together with one sleeve is coaxially attached to the photosensitive drums, the driving member includes an axostylus axostyle and at least two clamping blocks, the axostylus axostyle can rotate relative to the sleeve around the drum axle, and it can be moved relative to the sleeve along the drum axle, one end of the axostylus axostyle has a base portion, at least two clamping blocks are extended by two opposite sides of the base portion towards the direction away from the drum axle, wherein, two opposite sides of the base portion have a pivotal axis respectively, and respectively the clamping block can be respectively around two pivot axis, the two pivots shafting is perpendicular to the drum axle, thereby, the transmission group can be fixedly combined with the actuator and swimmingly separate.

Description

Driving member and the photoconductive drum unit with the driving member

Technical field

It is particularly a kind of to use the present invention relates to a kind of photosensitive drums installed in electronic imaging apparatus such as printer, copying machines Driving member in photosensitive drums and the photoconductive drum unit with the driving member.

Background technology

Prior art content described herein represents the ins and outs of the present invention to outline, the existing skill in invention chapters and sections The target of art content discussion should not only be assumed to be prior art, and similarly, what the prior art contents of invention chapters and sections lifted asks Topic or relevant with the target of the prior art content of invention chapters and sections it should not be assumed to be in being done sth. in advance in the prior art It is open.The target of the prior art content of the invention chapters and sections only represents different methods, wherein invention may be also included originally Body.The present inventor's works described in prior art or embodiment not should be understood that or metaphor as core refute the present invention it is existing Technology, prior art when also uncomfortable lattice are as application.

Photosensitive drums are led for one of most important component in electronic imaging apparatus and in an individual toner cartridges by photosensitization Electricity simultaneously adsorbs carbon dust and images file of prining simultaneously, and a photosensitive drums mainly contain a photosensitive roller and one located at this is photosensitive The transmission component of roller one end, the transmission component are connected with an actuator in the housing of electronic imaging apparatus, will rotated Kinetic energy is sent to the photosensitive roller by the actuator.

The transmission component of existing photosensitive drums includes one can be with the driving member of the actuator clamping, and the generally use driving member It can be pushed against by the actuator and beat is designed (as disclosed by United States Patent (USP) US8295734), or the driving member can be driven by this The design (as disclosed by Chinese patent CN201532527U) that moving part is pushed against and moved axially, through these design techniques, the biography Moving part just can when the individual toner cartridges are positioned in the electronic imaging apparatus by user with the actuator clamping, and user will The individual toner cartridges separate when being taken out from the electronic imaging apparatus with the actuator.

However, it is above-mentioned be currently used for photosensitive drums and with a driving member can beat or axial movement transmission component, due to Its construction is considerably complicated, so that more difficult in manufacture and assembling.

Therefore, still suffer from the prior art shortcomings and deficiencies have it is to be solved.

The content of the invention

The technical problems to be solved by the invention are to provide a kind of driving member for photosensitive drums, and the driving member can be with electronics The actuator of imaging device is combined and separated in a manner of being different from prior art, and structure is more simple, and of the invention is another Purpose is to provide a kind of driving member for photosensitive drums, and the driving member can be fixedly combined with the actuator of electronic imaging apparatus And swimmingly separate.Another object of the present invention is to provide a photoconductive drum unit, the photoconductive drum unit can be firmly with one The actuator of electronic imaging apparatus is combined and swimmingly separated with the actuator.

To achieve these goals, the invention provides a kind of photoconductive drum unit (driving member) to be filled with an electronic imaging The actuator clamping put, the actuator have two projections.

In an aspect of of the present present invention, the photoconductive drum unit includes a photosensitive drums, and it has a drum axle L, a housing removably Linked together with the photosensitive drums and with drum axle L is coaxial, a sleeve located at the housing and with drum axle L is coaxial and a biography Moving part is located at the sleeve and coaxial with drum axle L.In an embodiment, the sleeve and the housing be integrally formed and with drum axle L Coaxially.

The driving member includes an axostylus axostyle and at least two clamping blocks, and the axostylus axostyle can turn relative to the sleeve around drum axle L It is dynamic, and can be moved relative to the sleeve along drum axle L, one end of the axostylus axostyle has a base portion.At least two clamping blocks are by this Two opposite sides of base portion extend towards the direction away from drum axle L, wherein, two opposite sides of the base portion have a pivotal axis respectively, And respectively the clamping block can be respectively around two pivot axis, the pivotal axis is perpendicular to drum axle L.

In an embodiment, the base portion has two opposite sides that at least two accommodating short slots are located at the base portion, wherein the respectively card Connect block to be pivotly located in the respectively accommodating short slot, make respectively that the clamping block can be around the pivot axis.

In an embodiment, respectively the clamping block has a bottom, a clamping pawl by this it is bottom up extend, Yi Jiyi Perforate consistent with the position correspondence of the pivotal axis when assembling.In an embodiment, respectively the clamping block is inserted in by a latch The perforation and be articulated with the base portion.

In an embodiment, the axostylus axostyle includes a first component and a second component, and respectively the part includes a semicolumn Shape body, and a part of base portion are located at one end of the semi-cylindrical body, two semicircles of the first component and the second component Cylindrical body removably engages each other together.

In an embodiment, respectively the semi-cylindrical body has an at least projection by being respectively somebody's turn to do by the respectively semi-cylindrical body One plane protrudes out, and at least a groove is recessed by the plane of the semi-cylindrical body.When assembled state, this first An at least projection for the semi-cylindrical body of part is located in an at least groove for the semi-cylindrical body of the second component, and should An at least projection for the semi-cylindrical body of second component is located in an at least groove for the semi-cylindrical body of the first component In.

In an embodiment, respectively there are the base thereof two projections to be respectively facing at least two accommodating short slot extension, make each The projection is consistent with the position correspondence of the pivotal axis when assembling.In an embodiment, respectively the clamping block has a bottom, a card Connect pawl by this it is bottom up extend, and two perforation for being located at opposite side, two projections of the base thereof hold when making assembling In two perforation of the respectively clamping block.

In an embodiment, respectively the base thereof has two perforation respectively at least two accommodating short slot, make respectively this wear Hole is consistent with the position correspondence of the pivotal axis when assembling.In an embodiment, respectively the clamping block has a bottom, a clamping pawl By this it is bottom up extend, and projections of two relative protrusions make during assembling that respectively two projections of the clamping block are placed in this In the corresponding perforation of base thereof.

In order to which above-mentioned purpose is better achieved, present invention also offers a kind of driving member, to a photosensitive drums clamping, should Photosensitive drums have a drum axle L, together with a sleeve is coaxially attached to the photosensitive drums.In an embodiment, the driving member includes One axostylus axostyle and at least two clamping blocks, the axostylus axostyle can rotate relative to the sleeve around drum axle L, and can be relative to the sleeve edge Drum axle L movements, one end of the axostylus axostyle has a base portion；At least two clamping blocks are somebody's turn to do by two opposite sides of the base portion towards remote Drum axle L direction extension, wherein, two opposite sides of the base portion have a pivotal axis respectively, and respectively the clamping block can be respectively around Two pivot axis, the pivotal axis is perpendicular to drum axle L.

The technical effects of the invention are that：

The driving member for photosensitive drums of the present invention, its construction is more simple compared with prior art, and two clamping block can be with Two projection clampings of the actuator of electronic imaging apparatus, and then the driving member is driven and is rotated.In addition, when user will When the driving member is combined and separated with the actuator of the electronic imaging apparatus, the interface arrangment is driven by the electronic imaging apparatus Moving part pushes against, and the driving member is moved axially along the sleeve, simultaneously, the projection of the axostylus axostyle by the sleeve respectively this lead The guiding of groove and rotate the driving member, consequently, it is possible to the driving member pass through it is simultaneously mobile and rotate can be with the electronic imaging The actuator of device is fixedly combined and swimmingly separated.

Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.

Brief description of the drawings

Fig. 1 is the schematic perspective view of the photoconductive drum unit of one embodiment of the invention；

Fig. 2A is the three-dimensional exploded view of the photoconductive drum unit of one embodiment of the invention；

Fig. 2 B are the three-dimensional exploded view of the photoconductive drum unit of another embodiment of the present invention；

Fig. 3 A and 3B are the driving member of two embodiments of the invention, the stereogram of its retaining piece；

Fig. 4 A, Fig. 4 B be one embodiment of the invention photoconductive drum unit, the stereogram and top view of its driving member；

Fig. 5 A-5D be one embodiment of the invention photoconductive drum unit, the different stereograms of the clamping block of its driving member；

Fig. 6 A-6F are one embodiment of the invention photoconductive drum unit, the assembling process schematic diagram of its driving member；

Fig. 7 A, the photoconductive drum unit that 7B, 7C are another embodiment of the present invention, the stereogram of its driving member, another stereogram, And top view；

Fig. 8 A-8D be another embodiment of the present invention photoconductive drum unit, the different stereograms of the clamping block of its driving member；

Fig. 9 A-9C, 10A-10F are the photoconductive drum unit of another embodiment of the present invention, and the assembling process of its driving member is illustrated Figure；

Figure 11 A, the photoconductive drum unit that B, C are one embodiment of the invention, top view, the sectional view of its sleeve, and it is another Sectional view；

Figure 12 A, 12B be one embodiment of the invention photoconductive drum unit, the sectional view and stereogram of its sleeve；

Figure 13 A, the photoconductive drum unit that 13B, 13C, 13D are one embodiment of the invention, its gear member and sleeve and gear Stereogram, top view, the sectional view of part combination, and another sectional view；

Figure 14 be one embodiment of the invention photoconductive drum unit, the stereogram of its latch；

Figure 15 be one embodiment of the invention photoconductive drum unit, the stereogram of its elastic component；

Figure 16 A-C are the assembling process schematic diagram of the photoconductive drum unit of one embodiment of the invention；

Figure 17 is the three-dimensional exploded view of the photoconductive drum unit of one embodiment of the invention；

Figure 18 A-D are the driving member and its assembling process of one embodiment of the invention；

Figure 19 A-D are the driving member and its assembling process of another embodiment of the present invention；

Figure 20 A-D are the driving member of one embodiment of the invention and the assembling process of retaining piece；

Figure 21 A-D are the assembling process of the photoconductive drum unit of one embodiment of the invention.

Wherein, reference

1 transmission component 702a projection 823a recesses

10 photosensitive drums 702b projection 823b confined planes

The medial surface of 100 transmission component 703a grooves 824

The lateral surface of 20 driving member 703b grooves 825

The hook portion of 20 ' driving member, 71 first end 826

Perforate at the end 827 of 20 " driving member 72 second

The projection of 200 transmission component, 73 jack 827 '

The body of rod 827a of 30 sleeve 74 perforates

The positive stop end of 300 transmission component, 75 projection 828

The positive stop end of 32 body, 80 interface arrangment 828 '

The bottom of 322 axis hole, 81 base portion 829

324 guide groove 81a base thereof 829a first ends

The a base thereof 829b the second ends of 34 projection 81 '

The latch of 40 latch 81b base thereofs 83

The accommodation space of 50 elastic component, 81 ' b base thereofs 86

60 gear members (housing) 811 house the retaining piece of short slot 89 (elastic ring)

61 body 811a, 89 ' retaining pieces of opening (elastic ring)

The earrings of 64 roof 811b grooves 891

The actuator of 65 bottom wall, 812 hole 90

The projection of 66 top 812a projections 92

The a of 67 gear part 812 ' perforation D1 first directions

The stop section D2 second directions of 68 bottom 818

The clamping block L of 69 groove 82 rouses axle

The clamping block N1 width of 70 axostylus axostyle 82 '

The clamping pawl N2 width of 70a first components 820

The first width of top W1 of 70b second components 821

The second width of sloped top face W2 of 701a semi-cylindricals body 822

701b semi-cylindricals body 823 hooks neck

Embodiment

The structural principle and operation principle of the present invention are described in detail below in conjunction with the accompanying drawings：

The present invention will be described in more detail in following with several embodiments collocation diagram, and the present invention can be with a variety of not similar shapes Formula is implemented according to this, so should not be as limit, and the offer of different embodiments will make the present invention more complete, and make people in the art Member can fully understand the content of the invention, and similar label refers to similar components in this specification.Accompanying drawing for the present invention one or Multiple embodiments are explained, and the creation principle of the present invention is explained together with explanatory note.It is identical in each schema in embodiment Reference numerals refer to same or analogous element.

This specification generally has the common connotation in this area with title used in the content of the invention, describes the present invention's Title will be in following or specification explains, further to guide the implementer according to this of the present invention.For convenience, Mou Xieming Title may be marked with italics and/or quotation marks, not had using mark and/or capitalization to the scope of title with connotation Influence, that is, the title in this specification and the content of the invention is regardless of whether use the scope of mark and/or capitalization to title Do not influenceed with connotation, same part thing can be described with a variety of sayings rather than only be limited a kind of saying, and therefore, any one is herein The title that is discussed, which can be used, substitutes language and synonym, and no matter whether title is set forth or discusses herein is not endowed times What special meaning, some titles have a synonym, and the enumerating of one or more synonyms does not represent that can to exclude other synonymous The use of word, in this manual, using and discuss only as explanation for embodiment, not limit the present invention or embodiment title Scope and connotation.

When an element be described as be in another element it " on " when, can be read as directly on another element or in member Among part, on the contrary, when an element be described as " direct " another element it " on " when, just do not have among element Connotation.Such as the use of this specification, the title " and/or " contain any name combinations of one or more tool associations.

It is to be understood that even if first, second, third title etc. may be used to describe a variety of elements, group Part, region, layer and/or section, right these elements, component, region, layer and/or section should not be restricted by the limit of the respectively title System, these titles are only used for distinguishing an element, component, region, layer or section and another element, component, region, layer or section, Therefore, a first component, component, region, layer or the section discussed in following description, is not departing from teachings of the present invention Under the premise of, it is referred to alternatively as second component, component, region, layer or section.

It is to be understood that when the relation of an element and another element is regarded as " ... on ", " attachment " arrive, " company Connect " arrive, " with reference to " in, " contact " etc. when, that is, mean the element can directly " ... on ", " additional " arrive, " connection " To, " with reference to " in, " contact " another element or there is medium element to be clipped in wherein.On the contrary, when the pass of an element and another element System described for " on directly existing ... ", " directly attachment " to, " being directly connected to " arrives, " directly in conjunction with " in or " directly connecing Touch " when, just in the absence of the medium element, when one constructs or feature " adjoining " is in another feature, its meaning may have for both Part is overlapping or under it.

The purpose of title used herein is to describe specific embodiment, not of the invention in limitation, for example, odd number shape Formula " one ", the connotation of "one" and "the" are also intended to include plural form, unless the context, it will be appreciated that It is, when the wording such as "comprising" and/or "comprising", " comprising " and/or " comprising ", " with " and/or " with " is used in specification When carrying out the presence of specified stated feature, region, entirety, step, operation, element and/or component, can not exclude other one The presence of individual or multiple features, region, entirety, step, operation, element, component, and/or group is additional.

In addition, other relative titles such as " lower section ", " bottom ", " top ", " top ", are used to describe in schema at this The relation of one element and another element, it will be understood that, these relational languages also can be used to the element not presented in Expression pattern Position and orientation, for example, the element in the schema is overturn, the description to this element will from other elements " under Side " becomes in other elements " top ", and the title of precedent " lower section " defines the meaning that can represent lower section and top simultaneously according to schema Think, similarly, when the element in a schema is overturn, the description to this element will be from " being less than " other elements or at other Element " following " become other elements " above ".The title of precedent " being less than " or " following " can represent simultaneously above with it is following The meaning.

Unless otherwise defining, all titles (including technology and scientific name) that the present invention uses have people in the art The synonymous that is generally understood that of member, even, the title that some common dictionaries are defined should with correlation technique with the present invention Connotation it is consistent, and unless there is clear and definite definition in the description, otherwise these titles and should not be construed too idealization or Overly formal.

" left and right ", " about ", " substantial " or " general " refers generally within the 20% of a given numerical value or scope, preferably Scope within 10% very within 5%.Numerical value provided by the invention is an outline value, if not otherwise specified, it is intended that Meanings such as " left and right ", " about ", " substantial " or " general ".

The similar words such as herein "comprising", " comprising ", " carrying ", " having ", " containing " or " comprising " is used to be open Word, imply that including but not limited to.

Herein, " A, B, and C at least one " a kind of logic (A or B or C) should be construed as because "or" is does not have exclusive logic, on the premise of the principle of the invention is not changed, one or more of method step Perhaps can change with different order either while to implement.

Then embodiments of the invention are illustrated with reference to schema, according to the purpose of the present invention, such as implementation discussed herein The description of example and broad sense, the photoconductive drum unit of photosensitive drums of the present invention with being located at the electronic imaging apparatus such as printer, copying machines have Close, the photoconductive drum unit has a transmission component.

The schematic perspective view of the photoconductive drum unit (driving member) of Fig. 1 one embodiment of the invention, the photoconductive drum unit include one Photosensitive drums 10 its have one drum axle L, and a transmission component 1 removably linked together with the photosensitive drums 10 and with the drum axle L is coaxial.The transmission component 1 is receiving the rotary driving force of a drive device for coming from an electronic imaging apparatus and revolve this Turn driving force and be transferred to the photosensitive drums 10, the photosensitive drums 10 can rouse axle L rotations around it repeatedly in the presence of the rotary driving force Turn.

In the present embodiment, the transmission component 1 is connected to comprising the one end of a housing 60 removably with the photosensitive drums 10 Together and with drum axle L is coaxial, a sleeve 30 is located at the housing 60 and coaxial with drum axle L and a driving member 20 is located at this Sleeve 30 is simultaneously coaxial with drum axle L.In an embodiment, the sleeve 30 is integrally formed and coaxial with drum axle L with the housing 60. The driving member 20 includes an axostylus axostyle 70, a base portion 81 and at least two clamping blocks 82, the axostylus axostyle 70 can relative to the sleeve 30 around Drum axle L rotations, and can be moved relative to the sleeve 30 along drum axle L, the base portion 81 is integratedly by the one of the axostylus axostyle 70 End is extended, and at least two clamping blocks 82 are extended by two opposite sides of the base portion 81 towards the direction away from drum axle L, wherein, Two opposite sides of the base portion 81 have a pivotal axis respectively, and respectively the clamping block 82 can be respectively around two pivot axis, should Pivotal axis is perpendicular to drum axle L.

Details are as follows for the other embodiment of the transmission component of the present invention.

Fig. 2A is refer to, the transmission component 100 for the photoconductive drum unit that one embodiment of the invention provides, it comprises one Driving member 20, a sleeve 30, an elastic component 50, and a gear member (housing) 60.Fig. 2 B are the photosensitive of another embodiment offer The transmission component 200 of drum unit, it is substantially identical with the transmission component 100 shown in Fig. 2A, but the elasticity of the transmission component 100 is consolidated Gripping member 89 is different from the elastic holder 89 ' of the transmission component 200.

As shown in Fig. 2A, Fig. 2 B and Fig. 4 A-10F, the driving member 20 has an axostylus axostyle 70 and an interface arrangment 80, should Axostylus axostyle 70 has a cylindric body of rod 74 and at least a projection 75 radially extends along the body of rod 74, and the body of rod 74 is an edge The drum axle L extension elongated member, and with a first end 71 towards a first direction D1, one second end 72 towards with this first A second direction D2 opposite direction D1, and a jack 73 extend radially through the body of rod 74, in an embodiment, a latch 40 Penetrated when assembling in the jack 73, the part that the latch 40 protrudes from the jack 73 is the projection 75.

There is the interface arrangment 80 base portion 81 integratedly to be extended by the first end 71 of the axostylus axostyle 70, and one accommodating Short slot 811 is formed at the base portion 81, and there are the base portion 81 two pairs of holes 812 to be connected with the accommodating short slot 811.

As shown in Fig. 4 A-7C, there are the accommodating short slot 811 two opening 811a to be symmetrically located at the two relative of the base portion 81 Side, and the recessed first ends 71 in the base portion 81 and the axostylus axostyle 70 of two groove 811b and connected respectively with two opening 811a, As shown in Fig. 7 A, 7B, 7C, respectively groove 811b has a width N1, and respectively opening 811a has a width N2, respectively the groove 811b width N1 is narrower than respectively opening 811a width N2.In an embodiment, as shown in Fig. 7 A, 7B, 7C, the accommodating short slot 811 have multiple stop sections 818 to prevent a clamping block 82 from excessively being rotated towards drum axle L, in addition, two groove 811b can connect Lead to and form a groove, in this situation, the base portion 81 is divided into two base thereof 81a and 81b, such as Fig. 4 A, Fig. 4 B institute Show.

The interface arrangment 80 also includes two clamping blocks 82, and in the present embodiment, two clamping block 82 is L-shaped, and other classes The clamping block of type is also used to implement the present invention；Respectively the clamping block 82 has a bottom 829 and a clamping pawl 820, the bottom 829 there is the relative the second end 829b of a first end 829a and one, first end 829a to form a hook portion 826, the card Connecing pawl 820, (or vertical) extends upwards by the second end 829b of the bottom 829, and two clamping block 82 difference is pivotly Two opposite sides of the accommodating short slot 811 are located in, make respectively that the clamping block 82 can be around a second end for being located at the bottom 829 829b pivot axis, the pivotal axis is under drum axle L, usual state, the first end 829a directions of the bottom 829 The drum axle L and clamping pawl 820 extends spirally towards first direction D1, has an accommodation space 86 between two clamping block 82 To house the actuator (drive device) of an electronic imaging apparatus.

As shown in Fig. 5 A-5D, 8A-8D, respectively there is the clamping block 82 lateral surface 825 to be moved closer to toward first direction D1 Drum axle L, a medial surface 824 are located at the lateral surface 825 and the medial surface 824 towards the accommodation space 86, a sloped top face 822 An intersection, a hook neck 823 be located at another intersection of the lateral surface 825 and the medial surface 824, and a top 821 Between the sloped top face 822 and the hook neck 823, the bearing of trend of the sloped top face 822 and the drum axle L angle are about For 30 to 80 degree, the hook neck 823 of two clamping block 82 is open substantially mutually in the opposite direction, with for the electronic imaging apparatus Two projections 92 of actuator are stretched into such hook neck 823 via the opening of such hook neck 823.Respectively the hook neck 823 has One arcuate recess 823a and a confined planes 823b are located between recess 823a and the top 821, and confined planes 823b is substantially Tilted from the top 821 towards the direction of the sloped top face 822, the hook neck 823 of two clamping block 82 is open substantially mutually towards phase Opposite direction.

As shown in Fig. 5 A-5D, 8A-8D, each first end 829a and the second end of the bottom 829 of the clamping block 82 829b respectively there is one first width W1 and one second width W2, first width W1 to be narrower than second width W2.

In other embodiment, respectively the hook portion 826 of the clamping block 82 is a T-hook, in addition, respectively the clamping block 82 also has One perforation 827 is located at the second end 829b of the bottom 829, as shown in the 5th, 8 figures, the perforation 827 and the position of the pivotal axis It is corresponding consistent.

In addition, respectively the clamping block 82 has the second end 829b and direction that a rotary stopper end 828 is located at the bottom 829 The first end 829a of the bottom 829, in an embodiment, as shown in figs. 5 a-5d, the rotary stopper end 828 is by the bottom 829 The second end 829b side extend to opposite side, and the rotary stopper end 828 has the of a width W2 and the bottom 829 Two end 829b are identical, however, in another embodiment, as shown in figures 8 a-8d, the rotary stopper end 828 ' is by the bottom 829 The second end 829b middle extend, and the rotary stopper end 828 ' have a width W1 substantially with the bottom 829 First end 829a it is identical and be narrower than the second end 829b of the bottom 829 width W2.

In addition, the interface arrangment 80 also overlaps comprising a retaining piece 89 and the hook portion 826 of the bottom 829 of the respectively clamping block 82 Together, the retaining piece 89 can be elastic ring, magnet or spring, and in this embodiment, as shown in Figure 3A, the retaining piece one is elastic Ring 89, the elastic ring 89 can be made up of an elastomeric material, and the elastomeric material such as plastic cement or silica gel, in this embodiment, this two The hook portion 826 of the bottom 829 of clamping block 82 overlaps with the elastic ring 89., as shown in Figure 3 B, should in another embodiment Elastic ring 89 ' has two opposite sides that two earrings 891 are located at the elastic ring 89 ', thereby, the bottom 829 of two clamping block 82 Hook portion 826 and two earrings 891 of the elastic ring 89 ' overlap.In addition, a spring can also be used to connect two card The hook portion 826 of the bottom 829 of block 82 is connect, in addition, magnetic force also can be used to make two clamping block 82 maintain usual state.

According to the present invention, the assembling process of the driving member 20 is comparatively simple, as shown in Fig. 6 A-6F, 9A-9C, 10A-10F, Two clamping block 82 is placed in the accommodating short slot 811 and is articulated by two latches 83 with the base portion 81, for example, Respectively the clamping block 82 is respectively contained in corresponding opening 811a and groove 811b, two latches 83 and is then inserted in the respectively clamping block respectively 82 perforation 827 and each pair of hole 812 of the base portion 81, and make respectively the clamping block 82 be articulated with the base portion 81, connect , the retaining piece 89 (elastic ring) overlaps the hook portion 826 for catching on two clamping block 82, as shown in Fig. 6 A-6F.In addition, such as Fig. 9 A- Shown in 9C, 10A-10F, first, the axostylus axostyle 70 is penetrated into the elastic ring 89 ' makes two earrings 891 be located at two groove 811b, connects , respectively the clamping block 82 is respectively placed in corresponding opening 811a and groove 811b, and the hook portion 826 of two clamping block 82 is penetrated In two earrings 891 of the elastic ring 89 ', two latches 83 are then inserted in perforation 827 and base portion of the respectively clamping block 82 respectively 81 corresponding hole 812, you can make respectively the clamping block 82 be articulated with the base portion 81.

Thereby, respectively the second end 829b of the bottom 829 of the clamping block 82 is placed in respectively opening 811a, respectively the clamping block The first end 829a of 82 bottom 829 is placed in respectively groove 811b, and respectively the clamping block 82 can around its pivot axis, That is, respectively the clamping block 82 can rotate around position latch 83 corresponding with pivotal axis.Such clamping block 82 is respectively by the base portion 81 Two opposite sides extend spirally, the position of such clamping block 82 is approximately at the top and lower section of the base portion 81, such as scheme Shown in 2A, Fig. 2 B, and such clamping block 82 is towards first direction D1 and away from drum axle L, the elastic ring 89 (or 89 ') effect Such clamping block 82 is set to be positively retained at usual state in the pulling force of the hook portion 826 of two clamping block 82.

In addition, a sleeve 30, a gear member 60 and an elasticity should be further comprises with the transmission component of a driving member 20 Part 50.

It refer to Fig. 2A, Fig. 2 B, Figure 11 A, particularly B, C and Figure 12 A, 12B, Figure 11 A, B, C and Figure 12 A, 12B, the set There is cylinder 30 body 32, an axis hole 322 to be formed at the body 32 through body 32, two guide grooves 324 along drum axle L and connect and be somebody's turn to do Axis hole 322, and two projections 34 are protruded out by the body 32, and a guide groove 324 is only presented in schema, and another guide groove is located at schema In the guide groove 324 relative position.

As shown in Figure 11 A, B, C, respectively the guide groove 324 is rectangular, and is approximately perpendicular to drum axle L, two sides with a base Side respectively by the base two ends towards first direction D1 extend, and a top margin be connected between the dual side-edge and with the base Parallel, as shown in Figure 12 A, 12B, the top margin has one to tilt position and an extending part parallel with the base, it should be understood that , to those skilled in the art, other kinds of sleeve also can be used to implement the present invention.

According to the present invention, for the axostylus axostyle 70 of the driving member 20 in the axis hole 322, the axostylus axostyle 70 can be relative to this after assembling Sleeve 30 rotates around drum axle L, and can be moved relative to the sleeve 30 along drum axle L, and the jack 73 of the driving member 20 is for being somebody's turn to do Latch 40 penetrates, and makes the axostylus axostyle 70 of the driving member 20 there are two projections 75 to be radially extended along the axostylus axostyle 70, and as shown in Figure 2 B, this two The latch 40 of projection 75 protrudes from two positions of the jack 73, and it is movably respectively contained in the respectively guide groove 324.

To those skilled in the art, the jack 73 of the driving member 20 also can be not through the axostylus axostyle 70, for example, should The axostylus axostyle 70 of driving member 20 can only with a projection 75 and the sleeve 30 is also only needed with a guide groove 324, in addition, the axostylus axostyle 70 Projection 75 do not limit to and formed by the latch 40 for penetrating the jack 73, for example, the projection 75 can be integrally formed by the bar Body 74 protrudes, and in this situation, the guide groove 324 should have an open end to enter for the projection 75 in the guide groove 324, recycle one Ring cover closes the open end of the guide groove 324, and the ring cover can be located at but be not limited on the axostylus axostyle 70.

Fig. 2A, Fig. 2 B and Figure 13 A, 13B, 13C, 13D are refer to, the gear member 60 is to connect photosensitive drums and have One 66, one gear part 67 of top is by the top 66 along the drum axle L towards two direction D2 extensions, a bottom 68 by the edge of gear part 67 The drum axle L is located at the side at the top 66 towards second direction D2 extensions, a roof 64, and a bottom wall 65 is located at the bottom 68 Side, in addition, the top 66 of the gear member 60 can have an at least groove 69, the peripheral structure of the gear member 60 is analogous to existing There is technology, the inside of the gear member 60 has a body 61 accommodating for the body 32 of the sleeve 30 along drum axle L extensions, makes the set Cylinder 30 is combined together in a manner of it can not be rotated around drum axle L with the gear member 60, in other embodiment, the sleeve 30 Form in the gear member 60.

In other embodiment, there is the gear member 60 mounting groove to be formed at the roof 64, and two are interconnected Stopper slot, the body 61 extend along drum axle L and open at the roof 64, and the mounting groove conversely radially prolongs from the body 61 towards two Stretch and open at the roof 64, two stopper slot extends adjacent to the mounting groove and parallel drum axle L, and two stopper slot does not open In the roof 64, the sleeve 30 also there are two projections 34 to be protruded out from the body 32, during assembling, two projections 34 of the sleeve 30 Inserted by the mounting groove in the body 61, then the sleeve 30 rotatably causes two projection 34 to enter the stopper slot, the set Cylinder 30 is just limited in the gear member 60, the details of these embodiments be exposed in CN201410542142.0, In CN201420043683.4 and CN201420375511.7 patent applications, repeated no more in this.

The transmission component assembling of the photoconductive drum unit of the present invention is quite easy, as shown in Figure 16 A, first, by the elastic component 50 are placed in the axis hole 322 of the sleeve 30, and the axis hole 322 of the sleeve 30 is communicated in the body 61 of the gear member 60, secondly, by this The axostylus axostyle 70 of driving member 20 inserts the axis hole 322 of the sleeve 30, as shown in fig 16b, then, the latch 40 is passed through into the gear member 60 groove 69 and the guide groove 324 of the sleeve 30 and penetrate in the jack 73 of the axostylus axostyle 70 of the driving member 20, such as Figure 16 C institutes Show, consequently, it is possible to two ends (i.e. two projection 75) of the latch 40 can be movably installed with two guide groove 324, and the bullet Two ends of property part 50 are connected to the second end 72 of the bottom wall 65 of the gear member 60 and the axostylus axostyle 70 of the driving member 20, the bullet respectively Property elastic force caused by part 50 be acted on along the drum axle L driving member 20 axostylus axostyle 70 the second end 72, make the photosensitive drums In the normal state, the latch 40 (that is, two projection 75) of the axostylus axostyle 70 is resisted against the sleeve 30 to the transmission component 100 of unit Two guide grooves 324 top margin or top.

The transmission component 300 for the photoconductive drum unit that another embodiments of Figure 17 provide, its transmission group shown in substantially with Fig. 2 B Part 200 is identical, but the driving member 20 ' of the transmission component 300 is different from the driving member 20 of the transmission component 200.Shown in Figure 18 A-D There is the axostylus axostyle, the base portion, and two clamping block in this embodiment for the driving member 20 '.

Figure 17,18A-D are refer to, in the present embodiment, the axostylus axostyle 70 has a first component 70a and a second component 70b, respectively part 70a, 70b include half cylindrical body 701a, 701b, the base portion 81 have two base thereof 81a with 81b, respectively base thereof 81a, 81b extended by respectively semi-cylindrical body 701a, 701b one end, the first component Together with 70a removably engages each other with second component 70b semi-cylindrical body 701a with 701b.

In the present embodiment, each semi-cylindrical body 701a, 701b have an elongated plane parallel with drum axle L, extremely A few projection 702a is protruded by the elongated plane, and at least a groove 703a is recessed by the elongated plane, and when assembling, this An one part 70a semi-cylindrical body 701a at least projection 702a is located in second component 70b semi-cylindrical body In a 701b at least groove 703b, and a second component 70b semi-cylindrical body 701b at least projection 702b is installed with In a first component 70a semi-cylindrical body 701a at least groove 703a, in other words, the axostylus axostyle 70 first, Second component 70a, 70b semi-cylindrical body 701a, 701b are removably mutually lapped together.

In the present embodiment, the base portion 81 has two base thereof 81a, 81b, respectively base thereof 81a, and 81b has two Projection 812a is respectively facing at least two accommodating short slot 811 and extended, and makes respectively positions of projection 812a when assembling with the pivotal axis Put corresponding consistent.

In the present embodiment, respectively the clamping block 82 is substantially identical with shown in Fig. 8 A-8D, but two perforation 827a are located at the bottom Opposite side and instead of the perforation 827, when making assembling, two base thereof 81a, 81b two projection 812a be located in this two Two perforation 827a of clamping block 82, therefore, respectively the clamping block 82 can turn around the second end 829b of the bottom 829 pivotal axis It is dynamic.

Figure 19 A-D be another embodiment provide driving member 20 ", its substantially with the phase of driving member 20 ' shown in Figure 18 A-D Together, but the base thereof of the driving member 20 " is different with the driving member 20 ' from clamping block, in the present embodiment, each base thereof 81 ' a, 81 ' b have two 812 ' a of perforation respectively at least two accommodating short slot 811, make respectively the perforation 812 ' a when assembling with The position correspondence of the pivotal axis is consistent.In addition, respectively there is the clamping block 82 ' a of two projection 827 ' to be protruded by the bottom is relative, make group Respectively a of two projection 827 ' of the clamping block 82 ' is placed in two base thereof 81 ' a, 81 ' b two corresponding perforation 812 ' during dress In a, thereby, respectively the clamping block 82 ' can be around the pivot axis.

The group of the driving member 20 ' (or driving member 20 ") that Figure 20 A-D one embodiment of the invention provides and the retaining piece 89 ' Dress process, it is identical with shown in Fig. 9 A-9C, and in this embodiment, there are the elastic ring 89 ' two earrings 891 to be located at the elastic ring 89 ' two opposite sides, thereby, the hook portion 826 of the bottom 829 of two clamping block 82 overlap with two earrings 891 of the elastic ring 89 ' Together.In addition, a spring can also be used to connect the hook portion 826 of the bottom 829 of two clamping block 82.

Figure 21 A-D are the assembling process of the transmission component 300, and it is identical with the transmission component 100 shown in Figure 16 A-C, First, the elastic component 50 is placed in the axis hole 322 of the sleeve 30, as illustrated in fig. 21, the axis hole 322 of the sleeve 30 is communicated in The body 61 of the gear member (housing) 60, secondly, the axostylus axostyle 70 of the driving member 20 ' is inserted to the axis hole 322 of the sleeve 30, such as schemed Shown in 21B, then, the latch 40 is penetrated into the biography by the groove 69 of the gear member 60 and the guide groove 324 of the sleeve 30 In the jack 73 of the axostylus axostyle 70 of moving part 20 ', as shown in fig. 21 c, consequently, it is possible to which two ends (i.e. two projection 75) of the latch 40 are just Movably be installed with two guide groove 324, and two ends of the elastic component 50 be connected to respectively the bottom wall 65 of the gear member 60 with And the second end 72 of the axostylus axostyle 70 of the driving member 20 ', elastic force caused by the elastic component 50 act on the biography along drum axle L Second end 72 of the axostylus axostyle 70 of moving part 20 ', makes the transmission component 300 in the normal state, the latch 40 of the axostylus axostyle 70 (that is, should Two projections 75) be resisted against the sleeve 30 two guide grooves 324 top margin or top.

During using transmission component 100,200,300, the housing 60 is fixed on one and is used for being located in individual toner cartridges (not shown) Photosensitive drums, the interface arrangment 80 of the driving member 20 is stretched out by one end of the individual toner cartridges, when the individual toner cartridges are put into one by user In the housing (not shown) of electronic imaging apparatus, in the interface arrangment 80 of the driving member 20 and the housing of the electronic imaging apparatus The clamping of one actuator 90, snap fit are placed in the accommodation space 86 for a part for the actuator 90 of the electronic imaging apparatus, The two hooks neck 823 then stretches into and clamping for two projections 92 of the actuator 90 of the electronic imaging apparatus respectively, and the photosensitive drums are just It can be driven and rotated by the actuator 90 of the electronic imaging apparatus.

In the present invention, photoconductive drum unit is constructively simple compared with prior art, and the photoconductive drum unit fills with the electronic imaging The actuator 90 put combines is different from prior art with the mode separated, because the driving member 20 can move simultaneously together along drum axle L When around drum axle L rotate, and the clamping block 82 of the driving member 20 have particular design shape, therefore no matter the photosensitive drums list Member enters or exited the housing of the electronic imaging apparatus with which kind of angle, and the driving member 20 can be fixedly combined with the actuator 90 And swimmingly separate.

The detailed process that the transmission component of the photoconductive drum unit is combined and separated with the actuator is exposed in TW103133602 In application, repeated no more in this.

Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence Know those skilled in the art when can be made according to the present invention it is various it is corresponding change and deformation, but these corresponding change and become Shape should all belong to the protection domain of appended claims of the invention.

Claims

1. a kind of photoconductive drum unit, it is characterised in that include：

One photosensitive drums, there is a drum axle (L)；

One housing (60), removably link together with the photosensitive drums and coaxial with the drum axle (L)；

One sleeve (30), it is located at the housing (60) and coaxial with the drum axle (L)；And

One driving member (20), the driving member (20) contains an axostylus axostyle (70) located at the sleeve (30) and with the drum axle (L) coaxially And two clamping blocks (82), the axostylus axostyle (70) can rotate relative to the sleeve (30) around the drum axle (L), and can be relative to the set Cylinder (30) is mobile along the drum axle (L), and one end of the axostylus axostyle (70) has a base portion (81), and two clamping block (82) is by the base portion (81) two opposite sides extend towards the direction away from the drum axle (L), wherein, two opposite sides of the base portion (81) have a pivot respectively Rotating shaft, and respectively the clamping block (82) can be respectively around two pivot axis, the pivotal axis is perpendicular to the drum axle (L).

2. photoconductive drum unit as claimed in claim 1, it is characterised in that the base portion (81) has two accommodating short slots (811), institute Two opposite sides that two accommodating short slots (811) are located at the base portion (81) are stated, wherein respectively the clamping block (82) is pivotly located in respectively In the accommodating short slot (811), make respectively that the clamping block (82) can be around the pivot axis.

3. photoconductive drum unit as claimed in claim 2, it is characterised in that respectively the clamping block (82) has a bottom, a clamping Pawl by this it is bottom up extend, and one perforation (827) in assembling when it is consistent with the position correspondence of the pivotal axis.

4. photoconductive drum unit as claimed in claim 3, it is characterised in that respectively the clamping block (82) is plugged by a latch (83) It is articulated in the perforation with the base portion (81).

5. photoconductive drum unit as claimed in claim 2, it is characterised in that the axostylus axostyle (70) include a first component (70a) with And a second component (70b), the first component (70a) and the second component (70b) respectively include half cylindrical body (701a, 701b), and a part of base portion (81a, 81b) located at one end of the semi-cylindrical body (701a, 701b), wherein The two semi-cylindrical bodies (701a, 701b) of the first component and the second component (70a, 70b) removably engage each other Together.

6. photoconductive drum unit as claimed in claim 5, it is characterised in that respectively the semi-cylindrical body (701a) has at least one Projection (702a), and an at least groove (703a), an at least projection (702a) are one flat by the respectively semi-cylindrical body Face protrudes out, and an at least groove (703a) is recessed by the plane of the semi-cylindrical body.

7. photoconductive drum unit as claimed in claim 6, it is characterised in that when assembled state, the half of the first component (70a) An at least projection (702a) for cylindrical body is located in an at least groove for the semi-cylindrical body of the second component (70b) In (703b), and an at least projection (702b) for the semi-cylindrical body of the second component (70b) is located in the first component In an at least groove (703a) for the semi-cylindrical body of (70a).

8. photoconductive drum unit as claimed in claim 5, it is characterised in that respectively the base thereof (81a, 81b) has two projections (812a), two projection (812a) are respectively facing two accommodating short slot (811) extension, make respectively the projection when assembling with the pivot The position correspondence of rotating shaft is consistent.

9. photoconductive drum unit as claimed in claim 8, it is characterised in that respectively the clamping block (82) has a bottom, a clamping Pawl by this it is bottom up extend, and two perforation (827a) for being located at opposite side, the two of the base thereof is convex when making assembling Post (812a) is located in two perforation (827a) of the respectively clamping block (82).

10. photoconductive drum unit as claimed in claim 5, it is characterised in that respectively the base thereof (81a, 81b) has two to wear Hole, two perforation make the respectively position correspondence perforated when assembling with the pivotal axis respectively for the two accommodating short slot (811) Unanimously.

11. photoconductive drum unit as claimed in claim 10, it is characterised in that respectively the clamping block (82) has a bottom, a card Connect pawl by this it is bottom up extend, and projections of two relative protrusions make during assembling that respectively two projections of the clamping block house In the corresponding perforation of the base thereof.

12. photoconductive drum unit as claimed in claim 1, it is characterised in that the sleeve (30) is integrally formed with the housing (60) It is and coaxial with the drum axle (L).

A 13. driving member, there is a drum axle (L) with a photosensitive drums clamping, the photosensitive drums, it is characterised in that a sleeve (30) together with being coaxially attached to the photosensitive drums, the driving member includes：

One axostylus axostyle (70), can relative to the sleeve (30) around the drum axle (L) rotate, and can relative to the sleeve (30) along this Drum axle (L) is mobile, and one end of the axostylus axostyle (70) has a base portion (81)；And

Two clamping blocks (82), extended by two opposite sides of the base portion (81) towards the direction away from the drum axle (L), wherein, the base portion (81) two opposite sides have a pivotal axis respectively, and respectively the clamping block (82) can be respectively around two pivot axis, the pivot Rotating shaft is perpendicular to the drum axle (L).

14. driving member as claimed in claim 13, it is characterised in that the base portion (81) has two accommodating short slots (811), described Two accommodating short slots (811) are located at two opposite sides of the base portion (81), wherein respectively the clamping block (82) is pivotly located in and respectively should In accommodating short slot (811), make respectively that the clamping block (82) can be around the pivot axis.

15. driving member as claimed in claim 14, it is characterised in that respectively the clamping block (82) has a bottom, a clamping pawl By this it is bottom up extend, and one perforation (827) in assembling when it is consistent with the position correspondence of the pivotal axis.

16. driving member as claimed in claim 15, it is characterised in that respectively the clamping block (82) is inserted in by a latch (83) The perforation and be articulated with the base portion (81).

17. driving member as claimed in claim 14, it is characterised in that the axostylus axostyle (70) include a first component (70a) and One second component (70b), the first component (70a) and the second component (70b) respectively include half cylindrical body (701a, 701b), and a part of base portion (81a, 81b) located at one end of the semi-cylindrical body (701a, 701b), wherein The two semi-cylindrical bodies (701a, 701b) of the first component and the second component (70a, 70b) removably engage each other Together.

18. driving member as claimed in claim 17, it is characterised in that respectively the semi-cylindrical body (701a) is convex with least one Block (702a), and an at least groove (703a), an at least projection (702a) by the respectively semi-cylindrical body a plane Protrude out, an at least groove (703a) is recessed by the plane of the respectively semi-cylindrical body.

19. driving member as claimed in claim 18, it is characterised in that when assembled state, the semi-cylindrical of the first component An at least projection for body is located in an at least groove for the semi-cylindrical body of the second component, and the half of the second component An at least projection for cylindrical body is located in an at least groove for the semi-cylindrical body of the first component.

20. driving member as claimed in claim 17, it is characterised in that respectively the base thereof (81a, 81b) has two projections (812a), two projection (812a) are respectively facing two accommodating short slot (811) extension, make respectively the projection when assembling with the pivot The position correspondence of rotating shaft is consistent.

21. driving member as claimed in claim 20, it is characterised in that respectively the clamping block (82) has a bottom, a clamping pawl By this it is bottom up extend, and two be located at opposite side perforation, be located in two projections of base thereof during assembling Respectively in two perforation of the clamping block (82).

22. driving member as claimed in claim 17, it is characterised in that respectively the base thereof (81a, 81b) has two perforation, institute Two perforation are stated respectively for the two accommodating short slot (811), make respectively this perforate it is consistent with the position correspondence of the pivotal axis when assembling.

23. driving member as claimed in claim 22, it is characterised in that respectively the clamping block (82) has a bottom, a clamping pawl By this it is bottom up extend, and projections of two relative protrusions make during assembling that respectively two projections of the clamping block are placed in this In the corresponding perforation of two base thereofs.