CN103885306B - Driving assembly, roller and processing box - Google Patents
Driving assembly, roller and processing box Download PDFInfo
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- CN103885306B CN103885306B CN201410086660.6A CN201410086660A CN103885306B CN 103885306 B CN103885306 B CN 103885306B CN 201410086660 A CN201410086660 A CN 201410086660A CN 103885306 B CN103885306 B CN 103885306B
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- 235000019994 cava Nutrition 0.000 claims description 14
- 210000002421 cell wall Anatomy 0.000 claims description 7
- 238000003384 imaging method Methods 0.000 description 18
- 230000005540 biological transmission Effects 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 241001416181 Axis axis Species 0.000 description 3
- 241000282472 Canis lupus familiaris Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
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- 238000011900 installation process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
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Abstract
The invention provides a driving assembly, a roller and a processing box. The driving assembly comprises a gear seat, a connection piece and a driving force receiving piece, wherein a containing cavity which is concave inwards is formed on the gear seat along the axial direction; the connection piece is mounted in the containing cavity; the driving force receiving piece comprises an inner end part, an outer end part and a rod body part connected between the inner end part and the outer end part; the driving part is connected with the inner end part; the inner end part drives the driving part to rotate around the axis of the connection part; the containing cavity comprises a driven power receiving part arranged at the bottom of the containing cavity and a limiting groove formed in one end part of the containing cavity; the driven power receiving part is connected with a driven part; the driven power receiving part is driven to rotate around the axis of the gear seat by the driven part; the driving assembly further comprises a positioning assembly mounted in the limiting groove; the driving assembly further comprises a positioning assembly mounted in the limiting groove and a rod body part penetrates through the positioning assembly and can do reciprocating sliding relative to the positioning assembly. The invention provides the roller and the processing box which are provided with the driving assembly. The driving assembly, the roller and the processing box have the advantages of being reliable in performance, stable in falling, stable to work and the like.
Description
Technical field
The present invention relates to printing consumables field, especially relate to a kind of drive assembly, the roller using this driving component construction and handle box.
Background technology
The toner source of supply used when generally using handle box as imaging in imaging device, existing handle box can be detachably mounted to use in imaging device mostly.
Generally, many working rolls rotated in handle box, such as powder feeding roller, developer roll and photosensitive drums etc., they are commonly referred to as roller, and transmit power by gear train each other.At present, handle box has two kinds of structures.The first is integral type handle box as disclosed in american documentation literature US5815644, the handle box of integral type has photosensitive drums, developer roll, cleaning device and charging device etc., the second is split type handle box as disclosed in american documentation literature US6330410, split type handle box includes drum box and Delevoping cartridge, Delevoping cartridge is removably mounted on bulging box, drum box includes photosensitive drums, charging device and cleaning device, and Delevoping cartridge includes the parts such as developer roll, powder outlet cutter and powder feeding roller.
Generally, photosensitive drums works by being assemblied in its one end driving assembly to receive the driving force of imaging device, and developer roll is received by gear train and relies the driving force in photosensitive drums, the handle box as disclosed in american documentation literature US6898399.Additionally, developer roll can also directly receive work from the driving force of imaging device by being assemblied in the assembly that drives of its end, thus the driving force from imaging device, the handle box as disclosed in american documentation literature US20080138115A1 is received independently of one another with photosensitive drums.Developer roll receives the source of driving force and processes outside photosensitive drums and imaging device, assembly can also be driven by assembling one on the sidewall of handle box framework, this driving assembly receives the driving force of imaging device, by gear train, driving force is passed to developer roll again, the handle box as disclosed in U.S. Patent number US7826767.
With reference to Fig. 1, Fig. 2 and Fig. 3, american documentation literature US20080152388A1 discloses a kind of imaging device 1 as shown in Figure 1, in the housing of imaging device 1, body is installed, body is provided with can the installation position of installation process box 15 (see Fig. 3), the side of installation position is provided with driving means 11, driving means 11 includes driving wheel 12 and provides the motor 13 of rotary driving force for driving wheel 12, being provided with drive shaft 14 in driving wheel 12 mandrel S1 wherein, drive shaft 14 is provided with in the radial direction thereof and takes off post 141.With reference to Fig. 3, Fig. 3 is the handle box 15 structure chart when being installed in the direction of the arrow X in handle box installation position, in handle box 15, photosensitive drums is installed, driving assembly 16 is installed in the end of photosensitive drums, assembly 16 is driven to carry out installation with drive shaft 13 when coordinating, driving assembly 16 drive shaft 13 to be attached with driving assembly 16 in a sliding manner, so that driving assembly 16 to receive the rotary driving force transmitted by drive shaft 13, then taking the rotation of the parts such as photosensitive drums and developer roll to.
But above-mentioned driving assembly is the driving co-ordinative construction using sphere type universal joint, when transporting the handle box equipped with this driving assembly or imaging device, this driving assembly easily departs from from handle box or imaging device, thus cause photosensitive drums or developer roll cannot receive driving force, cause normally using.
And, owing to above-mentioned this driving assembly swings at random when non-stress, so when installing or removing with drive shaft, easily cause between driving assembly and drive shaft the most stuck, even result in driving assembly and the damage of drive shaft, cause handle box or imaging device normally to work.
Summary of the invention
The first object of the present invention is to provide a kind of driving assembly with dependable performance, machine-falling steady, working stability.
The second object of the present invention is to provide a kind of roller with dependable performance, machine-falling steady, working stability.
The third object of the present invention is to provide a kind of handle box with dependable performance, machine-falling steady, working stability.
In order to realize the first object of the present invention, the present invention provides a kind of and drives assembly, including pinion stand, connector and driving force receiving element, pinion stand is formed with the receiving chamber of indent vertically, connector is arranged on receiving intracavity, and connector includes drive division, follower and the connecting portion being connected between drive division and follower；Driving force receiving element includes being arranged on the inner end of receiving intracavity, being arranged on the outer end accommodated outside chamber and the rod body part being connected between inner end and outer end, and wherein, drive division is connected with inner end, and inner end drives drive division to rotate around the axis of connector；Accommodate chamber and include being arranged on the stopper slot accommodating end, chamber from power acceptance division and being arranged on accommodated bottom chamber, is connected with follower from power acceptance division, follower around the axis drive of pinion stand from the rotation of power acceptance division；Driving assembly also to include the positioning component being arranged in stopper slot, rod body part is through positioning component and can reciprocatingly slide relative to positioning component.
From such scheme, by be provided with at the two ends of connector gimbal structure make connector can obliquely around pinion stand axis rotate, then driving force receiving element can carry out telescopic slide on the direction of the axis of pinion stand, and it is linked in rod body part by positioning component, make the axis axis close to pinion stand of driving force receiving element, then the driving assembly of the present invention is under force-free state, and the position of driving force receiving element is relatively fixed.Be relatively fixed by position and be capable of the driving force receiving element of Telescopic be more beneficial for driving wheel carry out steady, be connected reliably so that this driving assembly has dependable performance, machine-falling steady, steady operation and other merits.
Further scheme is, positioning component includes the first elastic component and spacer, and the outer end of the first elastic component is connected to the cell wall of stopper slot, and the inner of the first elastic component is connected to spacer, spacer positions hole along axially offering of pinion stand, and rod body part is through hole, location.
Therefore, elastic component is the parts that spring or elastic sponge etc. have elastic restoring force, by hole, location, the axis of driving force receiving element is parallel to the axis of pinion stand, make driving force receiving element and drive shaft carry out steady, be connected reliably, after driving force receiving element and drive shaft are connected, due to axis and the axis collinear of drive shaft of driving force receiving element, conllinear transmission is conducive to improving transmission efficiency, lowers the probability occurring blocking fault of waiting indefinitely.
Further scheme is, positioning component includes the second elastic component, and the outer end of the second elastic component is connected to the cell wall of stopper slot, and the inner of the second elastic component is connected to rod body part.
Therefore, it is linked in rod body part by having the elastic component of elastic restoring force such as spring or elastic sponge etc., the axis axis close to pinion stand of driving force receiving element can be realized equally, and the position of driving force receiving element is relatively fixed, thus driving force receiving element and driving wheel can carry out steady, be connected reliably.
Further scheme is, includes accommodating the boss that bottom surface, chamber is axially extending from power acceptance division, and boss is formed with the outer wall that sphere caves in, and boss has been disposed radially the first groove；Inner end is formed with the outer wall that sphere caves in, and inner end has been disposed radially the second groove；Follower is provided with and the outer wall of the sphere evagination cooperated from power acceptance division, and the outer wall at follower is outward extended with first matched with the first groove and takes off post；Drive division is provided with the outer wall of the sphere evagination cooperated with inner end, and the outer wall at drive division is outward extended with second matched with the second groove and takes off post.
Further scheme is, drive division is provided with the outer wall that sphere caves in, and drive division has been disposed radially the 3rd groove；Follower is provided with the outer wall that sphere caves in, and drive division has been disposed radially the 4th groove；Inner end is provided with the outer wall of the sphere evagination cooperated with drive division, and the outer wall at inner end is outward extended with the 3rd matched with the 3rd groove and takes off post；It is provided with the outer wall of the sphere evagination cooperated with follower from power acceptance division, is outward extended with, at the outer wall from power acceptance division, the 4th matched with the 4th groove and takes off post.
Therefore, in drive division, follower, inner end and the structure being provided with universal joint from power acceptance division, make driving force receiving element can carry out telescopic slide swimmingly, and driving force receiving element can swing the most in any direction or rotate, thus realize rotary driving force steady, reliably transmit.
Further scheme is, positioning component also includes bearing pin and spring, and bearing pin is arranged on receiving intracavity and through driving force receiving element, and spring is arranged on receiving intracavity, and the first end of spring abuts bottom chamber with accommodating, and the second end of spring abuts with bearing pin.
Therefore, through driving force receiving element, driving force receiving element along pin slide, and can be resetted by spring by bearing pin, can effectively increase the reset force of driving force receiving element, make the position of driving force receiving element more be relatively fixed.
In order to realize the second object of the present invention, the present invention provides a kind of roller, and this roller includes roll body and is arranged on one end of roll body driving assembly, and driving assembly to include pinion stand, connector and driving force receiving element, pinion stand is formed with the receiving chamber of indent vertically；Connector is arranged on receiving intracavity, and connector includes drive division, follower and the connecting portion being connected between drive division and follower；Driving force receiving element includes being arranged on the inner end of receiving intracavity, being arranged on the outer end accommodated outside chamber and the rod body part being connected between inner end and outer end, and wherein, drive division is connected with inner end, and inner end drives drive division to rotate around the axis of connector；Accommodate chamber and include being arranged on the stopper slot accommodating end, chamber from power acceptance division and being arranged on accommodated bottom chamber, is connected with follower from power acceptance division, follower around the axis drive of pinion stand from the rotation of power acceptance division；Driving assembly also to include the positioning component being arranged in stopper slot, rod body part is through positioning component and can reciprocatingly slide relative to positioning component.
From such scheme, by the driving assembly being arranged on the rollers such as developer roll, powder feeding roller, photosensitive drums can realize driving force receiving element and drive shaft carry out steady, be connected reliably so that the roller being provided with this driving assembly has dependable performance, machine-falling steady, steady operation and other merits.
In order to realize the third object of the present invention, the present invention provides a kind of handle box, this handle box includes framework and the roller being pivotally supported in framework, roller includes roll body and is arranged on one end of roll body driving assembly, driving assembly to include pinion stand, connector and driving force receiving element, pinion stand is formed with the receiving chamber of indent vertically；Connector is arranged on receiving intracavity, and connector includes drive division, follower and the connecting portion being connected between drive division and follower；Driving force receiving element includes being arranged on the inner end of receiving intracavity, being arranged on the outer end accommodated outside chamber and the rod body part being connected between inner end and outer end, and wherein, drive division is connected with inner end, and inner end drives drive division to rotate around the axis of connector；Accommodate chamber and include being arranged on the stopper slot accommodating end, chamber from power acceptance division and being arranged on accommodated bottom chamber, is connected with follower from power acceptance division, follower around the axis drive of pinion stand from the rotation of power acceptance division；Driving assembly also to include the positioning component being arranged in stopper slot, rod body part is through positioning component and can reciprocatingly slide relative to positioning component.
From such scheme, the rollers such as developer roll, powder feeding roller, photosensitive drums are installed in handle box, by install on above-mentioned roller drive assembly can realize driving force receiving element and drive shaft carry out steady, be connected reliably so that the handle box being provided with this driving assembly has dependable performance, machine-falling steady, steady operation and other merits.
Accompanying drawing explanation
Fig. 1 is existing image device structure figure.
Fig. 2 is existing driving device structure figure.
Fig. 3 is existing handle box structure chart when coordinating with drive shaft.
Fig. 4 is the structure chart that the present invention drives assembly first embodiment.
Fig. 5 is the fragmentary, perspective view that the present invention drives assembly first embodiment.
Fig. 6 is the exploded view that the present invention drives assembly first embodiment.
Fig. 7 is that the present invention drives the structure chart of driving force receiving element in assembly first embodiment.
Fig. 8 is that the present invention drives the phantom of driving force receiving element in assembly first embodiment.
Fig. 9 is that the present invention drives the structure chart of spacer in assembly first embodiment.
Figure 10 is that the present invention drives the structure chart of connector in assembly first embodiment.
Figure 11 is the phantom that the present invention drives assembly first embodiment middle gear seat.
Figure 12 is the phantom that the present invention drives assembly first embodiment.
Figure 13 is that roller first embodiment of the present invention coordinates the structure chart being with drive shaft.
Figure 14 is the First Principle schematic diagram that the present invention drives assembly first embodiment and drive shaft engagement process.
Figure 15 is the second principle schematic that the present invention drives assembly first embodiment and drive shaft engagement process.
Figure 16 is the 3rd principle schematic that the present invention drives assembly first embodiment and drive shaft engagement process.
Figure 17 is the 4th principle schematic that the present invention drives assembly first embodiment and drive shaft engagement process.
Figure 18 is that the present invention drives the structure chart of spacer in assembly the second embodiment.
Figure 19 is the phantom that the present invention drives assembly the second embodiment.
Figure 20 is the phantom that the present invention drives assembly the 3rd embodiment.
Figure 21 is the structure principle chart that the present invention drives assembly the 3rd embodiment.
Below in conjunction with drawings and Examples, the invention will be further described.
Detailed description of the invention
Driving assembly first embodiment:
With reference to Fig. 4, Fig. 5 and Fig. 6, assembly 2 is driven to include pinion stand 21, connector 5, driving force receiving element 3 and positioning component.Assembly 2 is driven to be arranged on the end of the rollers such as photosensitive drums, developer roll, powder feeding roller, received the rotary driving force transmitted from the imaging device such as printer or photocopier by driving force receiving element 3, recycling connector 5 transmits this rotary driving force thus driven gear seat 21 rotates.The housing of pinion stand 21 is formed with the receiving chamber 26 along the axial indent of pinion stand 21, accommodating chamber 26 is a cavity having bottom tube-like, and offer opening 24 in the one end accommodating chamber 26, at pinion stand 21 outer wall relative to being provided with fixing end 23 on the other end of opening 24, pinion stand 21 outer wall position between opening 24 and fixing end 23 is provided with gear 22.When the rotary driving force received is delivered to pinion stand 21 and makes pinion stand 21 rotate by driving force receiving element 3, owing to fixing end 23 is fastenedly connected in roll body, so driving assembly 2 to drive the rollers such as photosensitive drums, developer roll, powder feeding roller to carry out rotary work by receiving driving force, and be engaged coordinating transmission by gear 23 and other gears, driving force can also be delivered to other associated component then so that it is he normally works at associated component.
With reference to Fig. 7 and Fig. 8, driving force receiving element 3 has a central shaft S2, driving force receiving element 3 includes the outer end 31 for receiving rotary driving force, for the inner end 33 that rotary driving force is delivered to next stage parts and the rod body part 32 being connected between outer end 31 and inner end 33, outer end 31, rod body part 32 and inner end 33 are arranged along central shaft S2 successively.The shape of the substantially similar torch in outer end 31, the diameter of outer end 31 diminishes successively from export-oriented inwardly (being from top to bottom in the middle of Fig. 7, Fig. 8), and the spherical outer wall 312 of indent it is formed with in the center of outer end 31, this spherical outer wall 312 be formed around outwardly directed two dogs 311, two dogs 311 are symmetrical in circumference along the periphery of spherical outer wall 312.Outermost in outer end 31 is provided with the guide surface 313 favouring central shaft S2.Inner end 33 heart position wherein is formed with the spherical outer wall 332 of indent, and spherical outer wall 332 is along being perpendicular on the direction of central shaft S2 offer groove 331.
With reference to Fig. 9, positioning component includes spacer 4 and return unit 46 (see Figure 11), spacer 4 includes the first half 41 and second half 42 identical with the first half 41 structure, first half 41 is provided with boss 45 on its base portion 44, and offer half-via in center, when the first half 41 coordinates with the second half 42, spacer 4 is formed centrally within a through hole 43.Return unit 46 is elastic sponge, and return unit 46 is arranged in the receiving chamber 26 of pinion stand 21.
With reference to Figure 10, connector 5 has a central shaft S3, and connector 5 includes drive division 51, follower 52 and the connecting portion 53 being connected between drive division 51 and follower 52, and drive division 51, follower 52 and connecting portion 53 are arranged along central shaft S3 successively.Drive division 51 includes the outer wall of outer convex spherical, and takes off post 511,512 along being perpendicular on the direction of central shaft S3 to be provided with two on the sphere outer wall of drive division 51, takes off post 511 and take off post 512 symmetrically disposed about with axle S3.Follower 52 includes the outer wall of outer convex spherical, and takes off post 521,522 along being perpendicular on the direction of central shaft S3 to be provided with two on the sphere outer wall of follower 52, takes off post 521 and take off post 522 symmetrically disposed about with axle S3.
With reference to Figure 11, pinion stand 21 has a central shaft S4, pinion stand 21 axially offers the receiving chamber 26 of bottom tube-like along it, the bottom surface 261 accommodating chamber 26 is formed from power acceptance division 27 axially outward, it is that bottom surface 261 extends, to the inside accommodating chamber 26, the boss formed vertically from power acceptance division 27, boss is formed with the outer wall that sphere caves in, and boss has been disposed radially the first groove.Be formed with the spherical outer wall 272 of indent from the center of power acceptance division 27, sphere caves in and has uncovered towards outer end, and at spherical outer wall 272 along being perpendicular on the direction of central shaft S4 offer groove 271.Accommodating chamber 26 and the position near opening 24 is provided with locating slot 25, locating slot 25 is along the ring-type setting of circumference in receiving chamber 26, and return unit 46 is arranged in the locating slot 25 of circulus.
With reference to Figure 12 and combine Fig. 5, when needing for driving each parts of assembly 2 to assemble, first it is installed to connector 5 accommodate in chamber 26, will the follower 52 of connector 5 be installed to from power acceptance division 27, and make to take off post 521 and take off post and 522 be positioned in groove 271.Owing to there is the follower 52 of outer convex spherical outer wall and there is cooperating from power acceptance division 27 of interior concave spherical surface outer wall, make connector 5 can favour pinion stand central shaft S4 around the axle center from the spherical outer wall 272 of power acceptance division 27 to rotate, and can be by the transmission of the power that is driven that cooperates of take off post 521,522 and groove 271.
Then driving force receiving element 3 is installed after installation connecting element 5, will reach in receiving chamber 26 by inner end 33, cooperate with the inner end 33 with interior concave spherical surface outer wall by having the drive division 51 of outer convex spherical outer wall, and make to take off post 511 and take off post and 512 be positioned in groove 331, to complete the connection of connector 5 and driving force receiving element 3.Cooperate with the inner end 33 with interior concave spherical surface outer wall owing to having the drive division 51 of outer convex spherical outer wall, the central shaft S2 making connector 5 can favour driving force receiving element 3 around the axle center of the spherical outer wall 332 of inner end 33 rotates, and can be by the transmission of the power that is driven that cooperates of take off post 511,512 and groove 331.
Installation to positioning component, is first installed to return unit 46 in locating slot 25, then the first half 41 and second half 42 of spacer 4 is respectively installed in locating slot 25 the most again, and hole 43, location is sleeved in rod body part 32.Owing to the outer end of return unit 46 abuts with the cell wall of locating slot 25, the inner of return unit 46 abuts with the base portion 44 of spacer 4, and due to the elastic sponge that return unit 46 is ring-type setting, so that the spacer 4 abutted with return unit 46 is only positioned at the central part of opening 24 under return unit 46 elastic restoring force effect.By being arranged so that at the through hole 43 of spacer 4 the central shaft S2 of driving force receiving element 3 is parallel to the central shaft S4 of pinion stand 21, make under the effect of return unit 46 and spacer 4, driving force receiving element 3 all can be parallel to central shaft S4 at central shaft S2 radially or when sliding axially, further, central shaft S2 is close or coincides with central shaft S4.
With reference to Figure 13 and combine Fig. 1 and Fig. 2, when handle box is installed to imaging device, the assembly 2 that drives being installed to roll body one end will be connected with the drive shaft 14 being fixed in imaging device in the direction of the arrow X.
With reference to Figure 14, driving assembly 2 when not contacting with driving wheel 14, under the effect of return unit and the preset reset force of spacer, making the central shaft S3 conllinear of the central shaft S1 of driving force receiving element 3, the central shaft S2 of connector and pinion stand, the bottom surface 261 in guide portion 313 and receiving chamber distance on the direction of central shaft S4 is L1.
With reference to Figure 15, assembly 2 is driven to move to the position shown in Figure 15 in the direction of the arrow X from the position shown in Figure 14, after the outer end 31 of driving force receiving element 3 contacts with drive shaft 14, owing to drive shaft 14 is relatively-stationary, so driving force receiving element 3 then slides towards the opposite direction of arrow X, and the spacer 4 being linked in rod body part 32 is driven to slide in locating slot 25.Central shaft S2 is made to favour central shaft S3, central shaft S3 favours central shaft S4, simultaneously because drive division 51 and follower 52 are respectively provided with glomeration gimbal structure, so driving force receiving element 3 is by along being perpendicular to the direction of arrow X towards accommodating chamber 26 slid inward, cause guide portion 313 and accommodate the bottom surface 261 in chamber 26 distance L2 on the direction of central shaft S4 less than L1, thus realizing the Telescopic of driving force receiving element 3 so that driving wheel can successfully slide into along guide portion in the sphere outer wall of indent.
With reference to Figure 16, when driving assembly 2 to continue to move to the position shown in Figure 16 in the direction of the arrow X from the position shown in Figure 15, the end of driving wheel 14 will slide through guide portion and the spherical outer wall 312 with the indent being positioned at driving force receiving element 3 center cooperates.Now, central shaft S1, S2, S3, S4 conllinear.When drive shaft 14 rotates, 141 cooperating transmission with dog 311 by taking off post, recycling driving force receiving element 3, connector 5 and pinion stand 21 transmission each other coordinate, to complete to be delivered on pinion stand 21 rotary driving force of drive shaft 14 then.
With reference to Figure 17, when needing to take out the handle box being provided with driving assembly 2 from imaging device, then the assembly 2 direction along the arrow Y contrary with arrow X will be driven to extract out, driving force receiving element 3 then slides towards the opposite direction of arrow Y, and drives the spacer 4 being linked in rod body part 32 to slide in locating slot.Central shaft S2 is made to favour central shaft S3, central shaft S3 favours central shaft S4, simultaneously because drive division 51 and follower 52 are respectively provided with glomeration gimbal structure, so driving force receiving element 3 is by along being perpendicular to the direction of arrow Y towards accommodating chamber 26 slid inward, cause guide portion 313 and accommodate the bottom surface 261 in chamber distance L3 on the direction of central shaft S4 less than L1, thus realizing the Telescopic of driving force receiving element 3 so that driving wheel 14 successfully can depart from from the sphere outer wall 312 of indent and slide along guide portion 313 and then complete to depart from driving assembly 2.
Driving assembly the second embodiment:
With reference to Figure 18 and Figure 19, on the basis of driving assembly first embodiment, spacer 4 in first embodiment is designed to spacer 6 as shown in figure 18, spacer 6 includes the first half 61 and the second half 62, first half 61 and the second half 62 offer half-via respectively, form through hole 63 when the first half 61 and the second half 62 cooperate.When spacer 6 is installed in the locating slot of driving assembly, through hole 63 is linked in rod body part and makes the central shaft of driving force receiving element to be parallel to the central shaft of pinion stand.The main object of the present invention is equally realized by this spacer 6.Compared with the spacer 4 of first embodiment, the spacer 6 of the present embodiment lacks the boss 45 of spacer 4, due to without coordinating restriction between boss 45 and the end face of locating slot of spacer 4, spacer 6 is slided in locating slot there is bigger slip interval range, then driving force receiving element has bigger telescopic extensions, is more beneficial for drive shaft and drives being connected between assembly.
Driving assembly the 3rd embodiment:
On the basis of driving assembly first embodiment, it is also possible to bearing pin 74 and spring 77 are set in the receiving chamber 76 of pinion stand 71.With reference to Figure 20 and Figure 21, the axial length of bearing pin 74 is set smaller than or equal to the diameter accommodating chamber 76, and offer through hole 721 on the position that rod body part 72 is positioned at receiving chamber 76, bearing pin 74 is through through hole 721 so that driving force receiving element can slide along bearing pin 74 and bearing pin 74 can be along accommodating moving axially of chamber 76 within accommodating chamber 76.Spring 77 is arranged in receiving chamber 76, and its one end abuts with the bottom surface 761 accommodating chamber 76, and the other end abuts with bearing pin 74.When driving force receiving element is attached with driving wheel, driving force receiving element will be moved along the radial direction accommodating chamber 76, and meanwhile, driving force receiving element slides along bearing pin 74, then driving force receiving element and bearing pin 74 are also along accommodating moving axially inward of chamber 76, cause spring 77 to deform upon.After removing external force, under driving force receiving element force-free state, owing to the elastic restoring force of spring 77 makes the adjacent outer wall with locating slot 75 of bearing pin 74, and drive driving force receiving element to reset by bearing pin 74, by bearing pin 74 and the cooperation of spring 77, effectively increase the reset force of driving force receiving element so that the position of driving force receiving element is more relatively fixed.
Driving assembly the 4th embodiment:
On the basis of driving assembly first embodiment, positioning component can also have the spring of elastic restoring force for disc spring etc., disc spring is sleeved in rod body part, and make spring outer end connect the cell wall with locating slot, the inner of spring is connected to rod body part, driven it the central shaft central shaft close to pinion stand of power receiving element by elastic restoring force, equally make driving force receiving element be relatively fixed at the middle part of pinion stand, such that it is able to realize the main object of the present invention.
Driving assembly the 5th embodiment:
Driving on the basis of assembly first embodiment, inner end and the outer wall of outer convex spherical can also be configured with from power acceptance division, and symmetrical taking off post is being set at the outer wall that evagination is spherical.Correspondingly, drive division and follower are arranged to the outer wall of interior concave spherical surface, and groove is set at the outer wall of interior concave spherical surface, cooperate with the drive division with interior concave spherical surface by having the inner end of outer convex spherical, have after the follower from power acceptance division and interior concave spherical surface of outer convex spherical cooperates, the purpose of the present invention can be realized equally.
Roller embodiment:
With reference to Figure 13, the roller 7 of the present embodiment at least includes one of photosensitive drums or developer roll, roller 7 includes roll body, driving assembly in the end of roll body is provided with any of the above-described driving Assemblies Example, can be fastenedly connected with one end of developer roll or the roll body of photosensitive drums by the fixing end of pinion stand, thus realize the rotary driving force of imaging device to be delivered to developer roll or photosensitive drums.
Handle box embodiment:
Handle box includes framework and the roller being pivotally supported in described framework, and this roller at least includes one of photosensitive drums or developer roll, and roller includes roll body, and is provided with in any of the above-described driving Assemblies Example driving assembly on one end of roll body.
From such scheme, make connector can favour from power acceptance division by being provided with gimbal structure at connector end, the axis of driving force receiving element rotates, then driving force receiving element can carry out telescopic slide on the direction of the axis of pinion stand, and it is linked in rod body part by positioning component, make the axis axis close to pinion stand of driving force receiving element, or make the axis of driving force receiving element and the axis of connector, the axis collinear of pinion stand, then the driving assembly of the present invention is under force-free state, the position of driving force receiving element is relatively fixed.Effectively it is controlled the radial-play of driving force receiving element is good by positioning component, position be relatively fixed and be capable of the driving force receiving element of Telescopic be more beneficial for driving wheel carry out steady, be connected reliably so that driving assembly, roller and the handle box of the present invention have dependable performance, machine-falling steady, steady operation and other merits.Connector and spacer in assembly will be driven to be arranged in the receiving chamber of pinion stand simultaneously, be effectively prevented from during installing or transporting causing coming off or losing of parts.
Claims (10)
1. drive assembly, including
Pinion stand, described pinion stand is formed with the receiving chamber of indent vertically；
Connector, is arranged on described receiving intracavity, and described connector includes drive division, follower and is connected to the connecting portion between described drive division and described follower；
Driving force receiving element, described driving force receiving element includes being arranged on the inner end of described receiving intracavity, the outer end being arranged on outside described receiving chamber and being connected to the rod body part between described inner end and described outer end；
It is characterized in that:
Described drive division is connected with described inner end, and described inner end drives described drive division to rotate around the axis of described connector；
Described receiving chamber include being arranged on bottom described receiving chamber from power acceptance division and the stopper slot being arranged on end, described receiving chamber, described being connected with described follower from power acceptance division, described follower drives and described rotates around the axis of described pinion stand from power acceptance division；
Described driving assembly also includes the positioning component being arranged in described stopper slot, and described rod body part is through described positioning component and can reciprocatingly slide vertically relative to described positioning component.
Driving assembly the most according to claim 1, it is characterised in that:
Described positioning component includes the first elastic component and spacer, the outer end of described first elastic component is connected to the cell wall of described stopper slot, the inner of described first elastic component is connected to described spacer, described spacer positions hole along axially offering of described pinion stand, and described rod body part passes hole, described location.
Driving assembly the most according to claim 1, it is characterised in that:
Described positioning component includes the second elastic component, and the outer end of described second elastic component is connected to the cell wall of described stopper slot, and the inner of described second elastic component is connected to described rod body part.
4. according to the driving assembly described in any one of claims 1 to 3, it is characterised in that:
Described including the boss that bottom surface, described receiving chamber is axially extending from power acceptance division, described boss is formed with the outer wall that sphere caves in, and the outer wall that described sphere caves in has uncovered towards described outer end, and described boss has been disposed radially the first groove；
Described inner end is formed with the outer wall that sphere caves in, and described inner end has been disposed radially the second groove；
Described follower is provided with and the outer wall of the described sphere evagination cooperated from power acceptance division, and the outer wall at described follower is outward extended with first matched with described first groove and takes off post；
Described drive division is provided with the outer wall of the sphere evagination cooperated with described inner end, and the outer wall at described drive division is outward extended with second matched with described second groove and takes off post.
5. according to the driving assembly described in any one of claims 1 to 3, it is characterised in that:
Described drive division is provided with the outer wall that sphere caves in, and described drive division has been disposed radially the 3rd groove；
Described follower is provided with the outer wall that sphere caves in, and described follower has been disposed radially the 4th groove；
Described inner end is provided with the outer wall of the sphere evagination cooperated with described drive division, and the outer wall at described inner end is outward extended with the 3rd matched with described 3rd groove and takes off post；
The described outer wall being provided with the sphere evagination cooperated with described follower from power acceptance division, is outward extended with, at the described outer wall from power acceptance division, the 4th matched with described 4th groove and takes off post.
6. according to the driving assembly described in any one of claims 1 to 3, it is characterised in that:
Described positioning component also includes bearing pin and spring, described bearing pin is arranged on described receiving intracavity and through described driving force receiving element, described spring is arranged on described receiving intracavity, and the first end of described spring abuts bottom described receiving chamber, and the second end of described spring abuts with described bearing pin.
7. roller, including roll body and the driving assembly being arranged on one end of described roll body, described driving assembly includes
Pinion stand, described pinion stand is formed with the receiving chamber of indent vertically；
Connector, is arranged on described receiving intracavity, and described connector includes drive division, follower and is connected to the connecting portion between described drive division and described follower；
Driving force receiving element, described driving force receiving element includes being arranged on the inner end of described receiving intracavity, the outer end being arranged on outside described receiving chamber and being connected to the rod body part between described inner end and described outer end；
It is characterized in that:
Described drive division is connected with described inner end, and described inner end drives described drive division to rotate around the axis of described connector；
Described receiving chamber include being arranged on bottom described receiving chamber from power acceptance division and the stopper slot being arranged on end, described receiving chamber, described being connected with described follower from power acceptance division, described follower drives and described rotates around the axis of described pinion stand from power acceptance division；
Described driving assembly also includes the positioning component being arranged in described stopper slot, and described rod body part is through described positioning component and can reciprocatingly slide vertically relative to described positioning component.
Roller the most according to claim 7, it is characterised in that:
Described positioning component includes the first elastic component and spacer, the outer end of described first elastic component is connected to the cell wall of described stopper slot, the inner of described first elastic component is connected to described spacer, described spacer positions hole along axially offering of described pinion stand, and described rod body part passes hole, described location.
9. according to the roller described in claim 7 or 8, it is characterised in that:
Described including the boss that bottom surface, described receiving chamber is axially extending from power acceptance division, described boss is formed with the outer wall that sphere caves in, and the outer wall that described sphere caves in has uncovered towards described outer end, and described boss has been disposed radially the first groove；
Described inner end is formed with the outer wall that sphere caves in, and described inner end has been disposed radially the second groove；
Described follower is provided with and the outer wall of the described sphere evagination cooperated from power acceptance division, and the outer wall at described follower is outward extended with first matched with described first groove and takes off post；
Described drive division is provided with the outer wall of the sphere evagination cooperated with described inner end, and the outer wall at described drive division is outward extended with second matched with described second groove and takes off post.
10. handle box, including framework and the roller being pivotally supported in described framework, described roller includes roll body and the driving assembly being arranged on one end of described roll body, and described driving assembly includes
Pinion stand, described pinion stand is formed with the receiving chamber of indent vertically；
Connector, is arranged on described receiving intracavity, and described connector includes drive division, follower and is connected to the connecting portion between described drive division and described follower；
Driving force receiving element, described driving force receiving element includes being arranged on the inner end of described receiving intracavity, the outer end being arranged on outside described receiving chamber and being connected to the rod body part between described inner end and described outer end；
It is characterized in that:
Described drive division is connected with described inner end, and described inner end drives described drive division to rotate around the axis of described connector；
Described receiving chamber include being arranged on bottom described receiving chamber from power acceptance division and the stopper slot being arranged on end, described receiving chamber, described being connected with described follower from power acceptance division, described follower drives and described rotates around the axis of described pinion stand from power acceptance division；
Described driving assembly also includes the positioning component being arranged in described stopper slot, and described rod body part is through described positioning component and can reciprocatingly slide vertically relative to described positioning component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410086660.6A CN103885306B (en) | 2014-03-10 | 2014-03-10 | Driving assembly, roller and processing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410086660.6A CN103885306B (en) | 2014-03-10 | 2014-03-10 | Driving assembly, roller and processing box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103885306A CN103885306A (en) | 2014-06-25 |
| CN103885306B true CN103885306B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410086660.6A Active CN103885306B (en) | 2014-03-10 | 2014-03-10 | Driving assembly, roller and processing box |
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| Country | Link |
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| CN (1) | CN103885306B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205038440U (en) * | 2015-07-17 | 2016-02-17 | 中山鑫威打印耗材有限公司 | Power transfer device |
| CN110286570B (en) * | 2015-09-30 | 2022-11-08 | 佳能株式会社 | Drum unit, process cartridge, and image forming apparatus |
| CN205229681U (en) * | 2015-10-26 | 2016-05-11 | 中山鑫威打印耗材有限公司 | Power coupling device and processing box |
| CN105242511B (en) * | 2015-11-17 | 2022-04-19 | 珠海天威飞马打印耗材有限公司 | Gear seat, drive assembly and processing box |
| CN110083039B (en) * | 2018-01-25 | 2021-08-27 | 上福全球科技股份有限公司 | Connecting piece and roller unit of electronic imaging device with same |
| CN208537916U (en) * | 2018-08-06 | 2019-02-22 | 中山市迪迈打印科技有限公司 | Power transmission and handle box |
| CN111176089A (en) * | 2020-01-13 | 2020-05-19 | 珠海中凯打印机耗材有限公司 | a processing box |
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| CN201945803U (en) * | 2011-02-22 | 2011-08-24 | 珠海天威飞马打印耗材有限公司 | Rotary driving force receiving head and driving assembly |
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| CN203732884U (en) * | 2014-03-10 | 2014-07-23 | 珠海天威飞马打印耗材有限公司 | Driving component, roller and processing box |
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| JP5306050B2 (en) * | 2008-06-20 | 2013-10-02 | キヤノン株式会社 | Cartridge, coupling member attaching method, and coupling member removing method |
| JP5862056B2 (en) * | 2011-05-31 | 2016-02-16 | ブラザー工業株式会社 | Image forming apparatus and rotating body unit |
| JP2013061403A (en) * | 2011-09-12 | 2013-04-04 | Canon Inc | Image forming apparatus |
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| CN103257563A (en) * | 2006-12-22 | 2013-08-21 | 佳能株式会社 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit |
| CN101907858A (en) * | 2009-06-16 | 2010-12-08 | 珠海天威飞马打印耗材有限公司 | Photosensitive drum driving assembly |
| CN201945803U (en) * | 2011-02-22 | 2011-08-24 | 珠海天威飞马打印耗材有限公司 | Rotary driving force receiving head and driving assembly |
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| CN103885306A (en) | 2014-06-25 |
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