CN202033585U - Driving force transmission mechanism and processing box of image forming device - Google Patents
Driving force transmission mechanism and processing box of image forming device Download PDFInfo
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- CN202033585U CN202033585U CN201120067185XU CN201120067185U CN202033585U CN 202033585 U CN202033585 U CN 202033585U CN 201120067185X U CN201120067185X U CN 201120067185XU CN 201120067185 U CN201120067185 U CN 201120067185U CN 202033585 U CN202033585 U CN 202033585U
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Abstract
The utility model relates to a driving force transmission mechanism and a processing box of an image forming device. The power transmission mechanism comprises a photosensitive drum driving module which axially extends from the end surface of a photosensitive drum of the processing box, wherein the photosensitive drum driving module is engaged with a driving head of the image forming device and receives the driving force from a motor of the image forming device, and the driving head of the image forming device is provided with a groove or a key slot; and the photosensitive drum driving module comprises a lug boss and an oblique key, wherein the lug boss extends axially from the end surface of a photosensitive drum axle; and the oblique key is arranged on the end surface of the lug boss and extends out along the axial direction of the photosensitive drum. The oblique key is connected with and engaged with the groove or the key slot through a key and transmits the power, and the structure of the key can adapt to the driving of the groove or the key slot having a twisted surface or an oblique bottom surface. The driving force transmission mechanism and the processing box have high processing and manufacturing precision and low cost; and the driving force transmission mechanism and the processing box can be respectively molded, positioned and assembled so as to standardize or universalize the key part.
Description
Technical field
The utility model relates to a kind of driving force transmission mechanism, particularly relates to a kind of driving force transmission mechanism and handle box of image processing system.
Background technology
Cartridge is the handle box in a kind of main frame of the image processing system of removably packing into, and this handle box includes an electronic photographic sensitive assembly as an integral unit and such as charger, developer, at least one of the processor of clearer or the like and so on.Because cartridge is removably installed with respect to the main frame of image processing system, therefore be convenient to the maintenance of equipment.Adopting the electrophotographic image of electrophotographic image forming mode to form device is work like this: the light by image processing system is to the charger uniform charging, the electronic photographic sensitive assembly is selectively exposed form electrostatic latent image, this electrostatic latent image becomes toner image by developer with toner development, formed toner image is transferred on the recording medium by the transfer printing device, to form image on recording medium.
As shown in Figure 1, be the driving head of image processing system in the prior art and the decomposing schematic representation between the photosensitive drums driving head.Its shown in a kind of prior art commonly used in the photosensitive drums on the cartridge driving head 17 and the power delivery mode between the driving head 18 of image processing system.Wherein, the end of the driving head 18 of image processing system is provided with a spiral helicine triangular groove 18a, and the end of the driving head 17 of photosensitive drums is provided with a spiral helicine triangular hill 17a accordingly, and this triangular hill 17a cooperatively interacts with above-mentioned triangular groove 18a to carry out transmission.Though this mode can transmission of drive force, the precision and the cost requirement of said structure manufacturing processing are very high.And since described protruding 17a and described groove 18a frequent contact and detachment process in wearing and tearing can cause in use for some time accurately centering of cartridge and image processing system, thereby influence the transmission accuracy and the efficient of equipment.
As shown in Figure 2, be the driving head of image processing system of prior art and the schematic perspective view of drive assembly of photosensitive drum.Wherein, the power transmission shaft 81b of image processing system be provided with in order to transferring power directly to key 81c, the photosensitive drums 31a of handle box is provided with a groove 31c.When directly after key 81c stretches into groove 31c, photosensitive drums 31a can be rotated by the motor driven of image processing system.In this rotating process, the phenomenon of separating or deviating from can appear because of the vibrations in the transmission process in the relation of cooperatively interacting of the groove 31c that the straight key 81c that the power transmission shaft 81b of image processing system is provided with and the photosensitive drums end 31a of handle box are provided with, thereby causes transmission failure or influence the transmission effect.
This shows that the driving force transmission mechanism of above-mentioned existing image processing system obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of driving force transmission mechanism and handle box of display of new structure, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
The purpose of this utility model is, overcoming deforms after the complex manufacturing technology of the photosensitive drums driving head that the driving force transmission mechanism of existing image processing system exists and long-time the use easily damages and influences the problem of transmission accuracy and efficient, and the inefficacy of the driving force transmission mechanism of existing image processing system and transmission effect defect of bad, and provide a kind of driving force transmission mechanism and handle box of image processing system of new structure, technical matters to be solved is to make it by on the end face of the photosensitive drums of handle box the boss that axially stretches out being set, and the oblique key that setting is stretched out vertically on the end face of boss, and this oblique key is matched with the upper groove or the keyway of the driving head of this image processing system, to connect engagement and transferring power by key, thereby has processing and manufacturing precision height, cost is low, the part of key is easy to standardization or unitized effect, is very suitable for practicality.
The purpose of this utility model and solve its technical matters and realize by the following technical solutions.According to the driving force transmission mechanism of a kind of image processing system that the utility model proposes, it comprises the drive assembly of photosensitive drum that is positioned at handle box and the driving head of this image processing system; Described drive assembly of photosensitive drum comprises: from the end axis of the photosensitive drums of this handle box to the boss that stretches out and the process of this handle box work, support rotatably this photosensitive drums, and the oblique key that stretches out from the end face axial of this boss, this oblique key is to be arranged at obliquely on the end face of this boss, and two opposite side surfaces of this key form an inclination angle along the end face of same direction and this boss; The end face of the driving head of described image processing system is provided with a groove or the keyway that cooperates with this key, described groove has warp surface, and described keyway forms this inclination angle corresponding to the two side of two opposite side surfaces of this key along the end face of same direction and described driving head.
The purpose of this utility model and solve its technical matters and also can be applied to the following technical measures to achieve further.
The driving force transmission mechanism of aforesaid image processing system, the upper surface of wherein said key is provided with shrinkage pool, is provided with accordingly on the bottom surface of described groove or keyway and the spacing positioning guide column of this shrinkage pool coupling.
The driving force transmission mechanism of aforesaid image processing system, wherein said inclination angle are the acute angles greater than 45 °.
The driving force transmission mechanism of aforesaid image processing system, wherein said key adds strong bond two parts by the first driving force driving key and second and forms; This first driving force driving key extends along a first direction on the end face of this boss; This second adds strong bond and extends along a second direction vertical with this first direction direction on the end face of this boss, this second adds strong bond and comprises two identical bond structures, and these second these two identical bond structures that add strong bond lay respectively at the both sides at this first driving force driving key middle part; Two opposite side surfaces of the wherein said first driving force driving key form this inclination angle along the end face of same direction and this boss, the described second two opposite side surfaces edge that adds strong bond is with the identical vergence direction of the described first driving force driving key this inclination angle identical with the end slope of described boss, and perhaps described second adds the end face of strong bond perpendicular to described boss; The corner that described groove has or twists, and described corner is connected with described warp surface.
The driving force transmission mechanism of aforesaid image processing system, the end face of wherein said boss is provided with slot, and the bottom of described key is provided with the projection that is complementary with described slot, and described projection is connected by interference fit, screw or pivot pin with described slot.
The purpose of this utility model and solve its technical matters and also realize by the following technical solutions.According to a kind of handle box that the utility model proposes, be used for an image processing system, this image processing system has a driving head, wherein this handle box has a drive assembly of photosensitive drum, this drive assembly of photosensitive drum comprises: from the end axis of the photosensitive drums of this handle box to the boss that stretches out and the process of this handle box work, support rotatably this photosensitive drums, and from the end face axial of this boss is stretched out and the groove that is provided with the end face of the driving head of this image processing system or keyway cooperate oblique key, this oblique key is to be arranged at obliquely on the end face of this boss, and two opposite side surfaces of this key form an inclination angle along the end face of same direction and this boss.
The purpose of this utility model and solve its technical matters and also can be applied to the following technical measures to achieve further.
Aforesaid handle box, the upper surface of wherein said key is provided with shrinkage pool, is provided with accordingly on the bottom surface of described groove or keyway and the spacing positioning guide column of this shrinkage pool coupling.
Aforesaid handle box, wherein said inclination angle are the acute angles greater than 45 °.
Aforesaid handle box, wherein said key adds strong bond two parts by the first driving force driving key and second and forms; This first driving force driving key extends along a first direction on the end face of this boss; This second adds strong bond and extends along a second direction vertical with this first direction direction on the end face of this boss, and this second adds strong bond and comprises two identical bond structures, and these second these two identical bond structures that add strong bond lay respectively at the both sides at this first driving force driving key middle part; Two opposite side surfaces of the wherein said first driving force driving key form this inclination angle along the end face of same direction and this boss, the described second two opposite side surfaces edge that adds strong bond is with the identical vergence direction of the described first driving force driving key this inclination angle identical with the end slope of described boss, and perhaps described second adds the end face of strong bond perpendicular to described boss; Described groove has warp surface, described keyway forms this inclination angle corresponding to the two side of two opposite side surfaces of this key along the end face of same direction and described driving head, the corner that described groove also has or twists, and described corner is connected with this warp surface.
Aforesaid handle box, the end face of wherein said boss is provided with slot, and the bottom of described key is provided with the projection that is complementary with described slot, and described projection is connected by interference fit, screw or pivot pin with described slot.
The utility model compared with prior art has tangible advantage and beneficial effect.By technique scheme, the driving force transmission mechanism and the handle box of the utility model image processing system have following advantage and beneficial effect at least: the utility model driving force transmission mechanism, can solve conventional images form device the driving force transmission mechanism the photosensitive drums driving head complex manufacturing technology and use the back easy deformation to damage and influence the problem of transmission accuracy and efficient and the inefficacy and the bad problem of transmission effect of the driving force transmission mechanism of conventional images formation device for a long time.The utility model is by being provided with the boss that axially stretches out on the end face of the photosensitive drums of handle box, and the oblique key that setting is stretched out vertically on the end face of boss, and this oblique key is matched with the groove or the keyway of the driving head of this image processing system, to connect engagement and transferring power by key, its processing and manufacturing precision height, cost are low, and boss and oblique key can be distinguished moulding and location assembling, realize standardization or universalization with the part to the key that is easy to be worn.
In sum, the utility model relates to a kind of driving force transmission mechanism and handle box of image processing system.This Poewr transmission mechanism comprises the drive assembly of photosensitive drum that stretches out from the end face axial of the photosensitive drums of handle box, the driving head engagement of this drive assembly of photosensitive drum and image processing system, and from the driving force of this driving head reception from the motor of image processing system, the driving head of this image processing system is provided with groove or keyway; Drive assembly of photosensitive drum comprises: the boss that stretches out from the photosensitive drum shaft end face axial; And be arranged at the oblique key that axially stretches out on the end face of boss along photosensitive drums.This oblique key be with this groove or keyway between by key be connected the engagement and transferring power, and the structure of above-mentioned key can be adapted to have the groove of bottom surface of warp surface or inclination or the driving of keyway arrangements, the utlity model has processing and manufacturing precision height, cost is low; And can distinguish moulding and location assembling, so that the part of key is carried out standardization or unitized effect.The utility model has obvious improvement technically, and has tangible good effect, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the driving head of image processing system in the prior art and the decomposing schematic representation between the photosensitive drums driving head.
Fig. 2 is the driving head of image processing system of prior art and the schematic perspective view of drive assembly of photosensitive drum.
Fig. 3 A is the decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model first embodiment and image processing system.
Fig. 3 B is the section decomposing schematic representation of the driving head of the drive assembly of photosensitive drum of the utility model first embodiment and image processing system.
Fig. 4 is the decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model second embodiment and image processing system.
Fig. 5 is the decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model the 3rd embodiment and image processing system.
Fig. 6 is the decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model the 4th embodiment and image processing system.
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to driving force transmission mechanism and its embodiment of handle box, structure, feature and effect thereof according to the display that the utility model proposes, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present utility model can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.Explanation by embodiment, when can being to reach technological means that predetermined purpose takes and effect to obtain one more deeply and concrete understanding to the utility model, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the utility model is limited.
Embodiment one:
See also shown in Fig. 3 A and Fig. 3 B, Fig. 3 A is the decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model first embodiment and image processing system.Fig. 3 B is the section decomposing schematic representation of the driving head of the drive assembly of photosensitive drum of the utility model first embodiment and image processing system.The driving force transmission mechanism of image processing system of the present utility model comprises the drive assembly of photosensitive drum that is positioned at handle box and the driving head of image processing system, and described drive assembly of photosensitive drum comprises: from the end axis of photosensitive drums 1 to the boss 2 that stretches out; And from being used for that the end face axial of boss 2 is stretched out from the key 3 of the driving head 5 reception driving forces of image processing system.Wherein, boss 2 is used for rotatably supporting photosensitive drums 1 in the process of handle box work.The xsect of key 3 is by two formed figures of polygon quadrature, and key 3 is the oblique keys that are arranged at obliquely on the end face of boss 2, shown in Fig. 3 B, two opposite side surfaces of described key 3 form an inclination angle A along the end face of same direction and boss 2, and this inclination angle A satisfies 45 °＜A＜90 °.As shown in Figure 3A, wherein said key 3 is made up of two parts, promptly on the end face of boss 2, extend the first driving force driving key 3a along a first direction, with on the end face of boss 2, second add strong bond 3b along what a second direction vertical with this first direction direction extended, second adds strong bond 3b comprises two identical bond structures, and second these two identical bond structures that add strong bond 3b lay respectively at the both sides at first driving force driving key 3a middle part.Wherein two opposite side surfaces of the first driving force driving key 2a form inclination angle A along the end face of same direction and boss 2, second adds the two opposite side surfaces vergence direction that also the same first driving force driving key 3a in edge is identical of strong bond 3b and the identical inclination angle A of end slope of boss 2, and perhaps second adds the end face of strong bond 3b perpendicular to boss 2.
Shown in Fig. 3 A and Fig. 3 B, cooperate the end face of driving head 5 of the image processing system of transmission to be provided with a keyway 4 with drive assembly of photosensitive drum of the present utility model.This keyway 4 is to be depressed in the end face of driving head 5, and the xsect of this keyway 4 is two formed figures of polygon quadrature corresponding to the key 3 of this drive assembly of photosensitive drum, and keyway 4 forms an angle of inclination B corresponding to two of two opposite side surfaces that tilt along same direction of the oblique key 3 relative sidewalls and the end face of this driving head 5, this angle of inclination B satisfies 45 °＜B＜90 °, thereby makes the bottom surface of keyway 4 parallel with the upper surface of key 3.Accordingly, keyway 4 also comprises two parts, promptly corresponding to the first driving force transmission keyway 4a of the first driving force driving key 3a with add second of strong bond 3b corresponding to second and strengthen keyway 4b.Wherein the second reinforcement keyway 4b is the both sides that are vertically installed in first driving force transmission keyway 4a middle part, and the first driving force transmission keyway 4a is corresponding to the end face formation angle of inclination B of two of two opposite side surfaces that tilt along same direction of oblique key 3 relative sidewalls with driving head 5, second strengthens the relative sidewall of keyway 4b two also along with the end slope identical angle of inclination B of the identical vergence direction of the first driving force transmission keyway 4a with driving head 5, and perhaps the second reinforcement keyway 4b is perpendicular to the end face of driving head 5.Can cooperate with keyway 4 enter the keyway 4 of driving head 5 when above-mentioned oblique key 3 after.Wherein, the left-hand face of the first driving force driving key 3a can match with the left side wall in the first driving force transmission keyway 4a, and second left-hand face that adds strong bond 3b matches with second left side wall of strengthening in the keyway 4b, right side wall in the right lateral surface of the first driving force driving key 3a and the first driving force transmission keyway 4a matches, and second right lateral surface and second that adds strong bond 3b is strengthened the interior right side wall of keyway 4b and matched.Consider the smooth realization of cooperation, the size of keyway 4 should be greater than the size of key 3, and promptly both gap X should satisfy 1.0mm＞X＞0.1mm.Like this, when the driving head 5 of image processing system rotates, the left-hand face that the first driving force driving key 3a and second on the boss 2 adds strong bond 3b respectively with driving head 5 on the first driving force transmission keyway 4a and second left side wall of strengthening in the keyway 4b in the keyway 4 cooperate tangent, key 3 contacts transferring power with the seamed edge of the inboard of keyway 4, drive boss 2 and rotate, thus the synchronous rotation of the driving head 5 of realization boss 2 and image processing system.The driving force that boss 2 will receive from the driving head 5 of image processing system this moment passes to photosensitive drums 1, drives photosensitive drums 1 and rotates.Owing to be obliquely installed on the end face of boss 2 with the first driving force driving key 3a of driving head 5 engaged transmission of image processing system, make image processing system driving head 5 with process that drive assembly of photosensitive drum combines in can produce an axial tension each other, can make the driving head 5 of drive assembly of photosensitive drum and image processing system finish engagement so at an easy rate, and in the process of image processing system running, make drive assembly of photosensitive drum be unlikely to from image processing system driving head 5, to deviate from, solved problems of the prior art.
Embodiment two:
The described oblique key 3 of the utility model first embodiment also applicable to the groove fit that has warp surface, and can obtain and the described keyway 4 of the first embodiment same desirable transmission effect that cooperatively interacts.As shown in Figure 4, be decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model second embodiment and image processing system.The drive assembly of photosensitive drum of the utility model second embodiment is identical with first embodiment.Difference is that in the present embodiment, the end face of the driving head 5 of image processing system is provided with the groove 11 of a distortion, cooperates with the key 3 of drive assembly of photosensitive drum by the keyway 4 among groove 11 alternative first embodiment of distortion.This groove 11 has a circular arc side 14 and a corner 13 that tilts or twist, and is connected with warp surface 12 between corner 13 and circular arc side 14.After handle box is packed image processing system into, key 3 on boss 2 end faces just can insert in the groove 11, the first driving force driving key 3a that is arranged on the boss 2 can contact engagement with the warp surface 12 in the groove 11, same according to required different requirements in conjunction with the cycle, groove 11 also can have the corner 13 of two or more inclinations or distortion.
Like this, when the driving head 5 of image processing system rotates, the side surface of the first driving force driving key 3a on the boss 2 can contact engagement with the warp surface 12 in the groove 11 of driving head 5, drives boss 2 and rotates, thereby realize the synchronous rotation of boss 2 and the driving head 5 of image processing system.The driving force that boss 2 will receive from the driving head 5 of image processing system this moment passes to photosensitive drums 1, drives photosensitive drums and rotates.
Embodiment three:
Seeing also shown in Figure 5ly, is the decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model the 3rd embodiment and image processing system.Wherein the drive assembly of photosensitive drum of the utility model the 3rd embodiment is identical with first embodiment, for the key 3 that makes the utility model drive assembly of photosensitive drum can accurately successfully enter in the described groove 11 of second embodiment, the upper surface of the key 3 of the drive assembly of photosensitive drum of present embodiment is provided with shrinkage pool 16.And being provided with accordingly and the spacing positioning guide column 15 of shrinkage pool 16 couplings, and the top chamfering of described guide pillar 15 in the geometric center of the bottom surface of the groove 11 of the driving head 5 of image processing system.The drive assembly of photosensitive drum of present embodiment is that the importing that cooperatively interacts of the round guide pillar 15 by the shrinkage pool on the key 3 16 and the geometric center of the groove 11 of the driving head 5 that is arranged at image processing system realizes the center coincident pair of the driving head 5 of drive assembly of photosensitive drum and image processing system, and in the process that driving force is transmitted, rely on the center coincident pair of the driving head 5 that shrinkage pool 16 and being bonded with each other of guide pillar 15 make drive assembly of photosensitive drum and video picture image processing system, the raising power transmission efficiency.
Embodiment four:
The boss 2 of drive assembly of photosensitive drum described in the utility model and described oblique key 3 can be that integral type making moulding also can be to relocate after the moulding respectively to be assembled.Consider that from the intensity of material and performance the boss 2 of drive assembly of photosensitive drum of the present utility model and oblique key 3 can be by preferred POM (polyformaldehyde resin), PC (polycarbonate) or ABS (acrylonitrile-styrene-butadiene copolymer) with PC high-intensity resin materials such as (polycarbonate) and mix selected high-intensity resin material and be made as raw material.Seeing also shown in Figure 6ly, is the decomposing schematic representation between the driving head of the drive assembly of photosensitive drum of the utility model the 4th embodiment and image processing system.The difference of the present embodiment and second embodiment is that the boss 2 on the photosensitive drums 1 is detachable structure with key 3.Wherein the end face of boss 2 is provided with the slot 18 that is used for fitting key 3, and the bottom of key 3 is provided with the projection 17 that is complementary with slot 18.Described protruding 17 can realize by interference fit with being connected generally of slot 18, connected but connected mode herein is not limited to interference fit, also can select screw or pivot pin connection etc. that key 3 is combined with boss 2.And key 3 can select same material to make with boss 2, also can select different material according to the difference of abrasion condition.
When the influence of the handle box of image processing system because of assembly technology and material, the transmission load is bigger, even when exceeding normal working range, adopt the key 3 of POM (polyformaldehyde resin), PC (polycarbonate) or ABS (acrylonitrile-styrene-butadiene copolymer) and PC high-intensity resin material mixing manufactures such as (polycarbonate), can be because of being subjected to the effect that heavy wear reduces transmission, even can transship the situation that fractures and handle box or photosensitive drums can't be rotated.In order to prevent the generation of transmission failure, key 3 of the present utility model and boss 2 are by detachable design, can be to the wearing and tearing that in the process of transmission of power, are subjected to bigger key 3, select for use the metal material of copper and so on to separate and make moulding with boss 2, and to the high-intensity resin material of boss 2 owing to the less still selection of the wearing and tearing that are subjected to mixing, and will make key 3 and boss 2 after the moulding respectively by the assembling together of projection 17 and slot 18, be made into drive assembly of photosensitive drum described in the utility model.Simultaneously key 3 and boss 2 are separated and make standardization and the universalization that design that moulding assembles again also helps key 3 sizes, and moulding in batches, so that key 3 is changed in key 3 wearing and tearing backs.In addition, described key 3 of the present utility model both can be for the flat key as shown in Fig. 3 A to Fig. 6, also can be woodruff key.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. the driving force transmission mechanism of an image processing system is characterized in that it comprises the drive assembly of photosensitive drum that is positioned at handle box and the driving head of this image processing system; Described drive assembly of photosensitive drum comprises: from the end axis of the photosensitive drums of this handle box to the boss that stretches out and the process of this handle box work, support rotatably this photosensitive drums, and the oblique key that stretches out from the end face axial of this boss, this oblique key is to be arranged at obliquely on the end face of this boss, and two opposite side surfaces of this key form an inclination angle along the end face of same direction and this boss; The end face of the driving head of described image processing system is provided with a groove or the keyway that cooperates with this key, described groove has warp surface, and described keyway forms this inclination angle corresponding to the two side of two opposite side surfaces of this key along the end face of same direction and described driving head.
2. the driving force transmission mechanism of image processing system according to claim 1 is characterized in that the upper surface of wherein said key is provided with shrinkage pool, is provided with accordingly on the bottom surface of described groove or keyway and the spacing positioning guide column of this shrinkage pool coupling.
3. the driving force transmission mechanism of image processing system according to claim 1 is characterized in that wherein said inclination angle is the acute angle greater than 45 °.
4. the driving force transmission mechanism of image processing system according to claim 1 is characterized in that wherein said key adds strong bond two parts by the first driving force driving key and second and forms; This first driving force driving key extends along a first direction on the end face of this boss; This second adds strong bond and extends along a second direction vertical with this first direction direction on the end face of this boss, this second adds strong bond and comprises two identical bond structures, and these second these two identical bond structures that add strong bond lay respectively at the both sides at this first driving force driving key middle part; Two opposite side surfaces of the wherein said first driving force driving key form this inclination angle along the end face of same direction and this boss, the described second two opposite side surfaces edge that adds strong bond is with the identical vergence direction of the described first driving force driving key this inclination angle identical with the end slope of described boss, and perhaps described second adds the end face of strong bond perpendicular to described boss; The corner that described groove has or twists, and described corner is connected with described warp surface.
5. according to the driving force transmission mechanism of the described image processing system of arbitrary claim in the claim 1 to 4, the end face that it is characterized in that wherein said boss is provided with slot, the bottom of described key is provided with the projection that is complementary with described slot, and described projection is connected by interference fit, screw or pivot pin with described slot.
6. handle box, be used for an image processing system, this image processing system has a driving head, it is characterized in that this handle box has a drive assembly of photosensitive drum, this drive assembly of photosensitive drum comprises: from the end axis of the photosensitive drums of this handle box to the boss that stretches out and the process of this handle box work, support rotatably this photosensitive drums, and from the end face axial of this boss is stretched out and the groove that is provided with the end face of the driving head of this image processing system or keyway cooperate oblique key, this oblique key is to be arranged at obliquely on the end face of this boss, and two opposite side surfaces of this key form an inclination angle along the end face of same direction and this boss.
7. handle box according to claim 6 is characterized in that the upper surface of wherein said key is provided with shrinkage pool, is provided with accordingly on the bottom surface of described groove or keyway and the spacing positioning guide column of this shrinkage pool coupling.
8. handle box according to claim 6 is characterized in that wherein said inclination angle is the acute angle greater than 45 °.
9. handle box according to claim 6 is characterized in that wherein said key adds strong bond two parts by the first driving force driving key and second and forms; This first driving force driving key extends along a first direction on the end face of this boss; This second adds strong bond and extends along a second direction vertical with this first direction direction on the end face of this boss, and this second adds strong bond and comprises two identical bond structures, and these second these two identical bond structures that add strong bond lay respectively at the both sides at this first driving force driving key middle part; Two opposite side surfaces of the wherein said first driving force driving key form this inclination angle along the end face of same direction and this boss, the described second two opposite side surfaces edge that adds strong bond is with the identical vergence direction of the described first driving force driving key this inclination angle identical with the end slope of described boss, and perhaps described second adds the end face of strong bond perpendicular to described boss; Described groove has warp surface, described keyway forms this inclination angle corresponding to the two side of two opposite side surfaces of this key along the end face of same direction and described driving head, the corner that described groove also has or twists, and described corner is connected with this warp surface.
10. according to the described handle box of arbitrary claim in the claim 6 to 9, the end face that it is characterized in that wherein said boss is provided with slot, the bottom of described key is provided with the projection that is complementary with described slot, and described projection is connected by interference fit, screw or pivot pin with described slot.
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| CN201120067185XU CN202033585U (en) | 2011-03-11 | 2011-03-11 | Driving force transmission mechanism and processing box of image forming device |
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| CN201120067185XU CN202033585U (en) | 2011-03-11 | 2011-03-11 | Driving force transmission mechanism and processing box of image forming device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109471347A (en) * | 2018-12-18 | 2019-03-15 | 中山市慧阳打印耗材有限公司 | A kind of driving gear with general purpose card slot |
| CN110426935A (en) * | 2013-09-12 | 2019-11-08 | 佳能株式会社 | Box and drum unit for electro-photographic image forming apparatus |
-
2011
- 2011-03-11 CN CN201120067185XU patent/CN202033585U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426935A (en) * | 2013-09-12 | 2019-11-08 | 佳能株式会社 | Box and drum unit for electro-photographic image forming apparatus |
| CN110426939A (en) * | 2013-09-12 | 2019-11-08 | 佳能株式会社 | Box and drum unit for electro-photographic image forming apparatus |
| CN110426939B (en) * | 2013-09-12 | 2022-07-05 | 佳能株式会社 | Cartridge and drum unit for electrophotographic image forming apparatus |
| CN110426935B (en) * | 2013-09-12 | 2022-07-29 | 佳能株式会社 | Cartridge and drum unit for electrophotographic image forming apparatus |
| US11579561B2 (en) | 2013-09-12 | 2023-02-14 | Canon Kabushiki Kaisha | Cartridge and drum unit for electrophotographic image forming apparatus |
| CN109471347A (en) * | 2018-12-18 | 2019-03-15 | 中山市慧阳打印耗材有限公司 | A kind of driving gear with general purpose card slot |
| CN109471347B (en) * | 2018-12-18 | 2021-09-24 | 中山市慧阳打印耗材有限公司 | Drive gear with universal clamping groove |
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