CN112269305A - Universal photosensitive drum driving assembly - Google Patents
Universal photosensitive drum driving assembly Download PDFInfo
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- CN112269305A CN112269305A CN202011268077.9A CN202011268077A CN112269305A CN 112269305 A CN112269305 A CN 112269305A CN 202011268077 A CN202011268077 A CN 202011268077A CN 112269305 A CN112269305 A CN 112269305A
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- universal
- coupling sleeve
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- 230000008878 coupling Effects 0.000 claims abstract description 59
- 238000010168 coupling process Methods 0.000 claims abstract description 59
- 238000005859 coupling reaction Methods 0.000 claims abstract description 59
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 238000013016 damping Methods 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 5
- 108091008695 photoreceptors Proteins 0.000 claims 8
- 206010070834 Sensitisation Diseases 0.000 claims 1
- 230000008313 sensitization Effects 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 2
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 10
- 229910052711 selenium Inorganic materials 0.000 description 10
- 239000011669 selenium Substances 0.000 description 10
- 239000000243 solution Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000000306 component Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000007639 printing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
- G03G15/757—Drive mechanisms for photosensitive medium, e.g. gears
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/0011—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
- G03G21/1814—Details of parts of process cartridge, e.g. for charging, transfer, cleaning, developing
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
Abstract
The invention discloses a universal photosensitive drum driving assembly which comprises an outer shell and four inner connecting sleeves, wherein a cleaning scraper is fixedly connected to the front surface of the outer shell, two sealing scrapers are symmetrically and fixedly connected to the front surface of the outer shell, a fixed end cover is fixedly connected to the side surface of the outer shell, the connecting sleeves are integrally formed on the side surface of the fixed end cover, and an outer connecting sleeve is fixedly connected to the inner side wall of the outer shell; elastic fit between the outer connecting sleeve and the inner connecting sleeve is used as a main deformation connecting mechanism, stepped adjustment can be performed through sliding connection of the pin shaft sleeve and the pin shaft, the driving and mounting requirements of driving rods of different printers are met, meanwhile, the deep groove ball bearing performs auxiliary transmission, and a star-shaped elastic coupling mechanism formed by the first coupling sleeve, the second coupling sleeve and the star-shaped elastic retainer ring is matched, so that the driving requirement of the coupling mechanism is perfectly transmitted, and the condition of driving consumption caused by deformation connection cannot occur.
Description
Technical Field
The invention relates to the technical field of photosensitive drum devices, in particular to a universal photosensitive drum driving assembly.
Background
The photosensitive drum is also called a toner cartridge, and is a core component of a laser printer; it uses the principle of charging on the surface of a pattern-sensing semiconductor, which reacts to the optical image and discharges on the designated area, thus generating an electrostatic image; then, the image is contacted with a coloring material (carbon powder), the coloring material is selectively adsorbed on the electrostatic image, and then the electrostatic image is transferred to the plain paper; the laser printer wins the favor of consumers due to good printing quality, low noise and high speed; the market share of the laser printer in the modern society is rapidly improved and becomes a market leading product; the selenium drum is an important part in the laser printer, the quality of the selenium drum affects the printing quality, and the service life of the selenium drum affects the printing cost; generally, more than seventy percent of imaging components of the laser printer are concentrated in the toner cartridge, and the quality of a printed product is determined by the toner cartridge to a large extent; the selenium drum not only determines the quality of printing, but also determines the money required by a user in the using process; because of the current technical limitation, the selenium drum can age quickly along with the lapse of time, and then powder leakage, paper jam or fixation failure and the like occur; except for the protection measure structures of some selenium drums, the aging phenomena are relieved to a certain extent, the most widely used solution at present is that printer manufacturers produce selenium drums of printers of different models in multiple batches, and once the selenium drum of a customer is irreversibly aged and repaired, the selenium drum is replaced by the manufacturer;
the invention is disclosed in China: a universal photosensitive drum driving component (publication number: CN 104730877B) discloses a photosensitive drum driving component, which is provided with a driving and positioning bracket supported by a spring, wherein the driving and positioning bracket can move along the axial direction, and a bracket assembling part on the driving and positioning bracket extends into a driving and assembling groove of a driving wheel under the action of the elastic force of the spring and is used for being matched with a small-size printer driving part; when the printer driving part is matched with a large-size printer driving part, the printer driving part presses the driving positioning support inwards to enable the support assembling part to exit from the driving assembling groove, and the printer driving part is directly matched with the assembling part in the driving assembling groove. The invention is provided with the movable driving and positioning support, the assembly part in the driving wheel driving assembly groove is matched with the large-size printer driving part, the support assembly part of the driving and positioning support is matched with the small-size printer driving part, and the universal photosensitive drum driving assembly is adopted, so that the toner cartridge with one specification can be suitable for different printers, the applicability of the product is improved, and different use requirements are met. However, the photosensitive drums have the same working principle, the injection mold and the production line are manufactured again to adapt to the driving rods of different printers, the photosensitive drums with different connection sizes are produced irrevocably, huge economic loss is caused to manufacturers, and the photosensitive drums are inconvenient to use.
Disclosure of Invention
The present invention is directed to a universal drum driving assembly to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a general photosensitive drum driving assembly comprises an outer shell and four inner connecting sleeves, wherein a cleaning scraper is fixedly connected to the front surface of the outer shell, two sealing scrapers are symmetrically and fixedly connected to the front surface of the outer shell, a fixing end cover is fixedly connected to the side surface of the outer shell, a connecting sleeve is integrally formed on the side surface of the fixing end cover, an outer connecting sleeve is fixedly connected to the inner side wall of the outer shell, four fixing holes are symmetrically formed in the inner side wall of the outer connecting sleeve, a spring is fixedly connected to the inner side wall of the inner connecting sleeve, the outer surface of the spring is matched with the fixing holes of the outer connecting sleeve, twenty pin shaft sleeves are symmetrically and integrally formed on the inner side wall of the outer connecting sleeve, a fixing retaining ring is fixedly connected to the inner side wall of the outer shell, the inner side wall of the fixing retaining ring, the utility model discloses a fixed stop ring, including fixed baffle ring, first shaft coupling sleeve of opposite side fixedly connected with of fixed baffle ring, three tang groove has been seted up to first shaft coupling sleeve's inside wall, first shaft coupling sleeve's inside wall fixedly connected with second shaft coupling sleeve, the even integrated into one piece of the telescopic inside wall of second shaft coupling has the connection tooth, the inside wall fixedly connected with drum core of shell body, the side fixedly connected with of drum core connects the ring gear, connect the ring gear with connect tooth looks adaptation, the lower fixed surface of drum core is connected with the roller that charges.
As further preferable in the present technical solution: the outer surface of the fixed end cover is integrally formed with a first reinforcing rib.
Further: twelve second reinforcing ribs are symmetrically welded on the outer surface of the connecting sleeve.
On the basis of the scheme: the inside wall fixedly connected with sealing ring of connecting sleeve.
As further preferable in the present technical solution: the outer fixed surface of connecting sleeve is connected with dustproof cloth, the outer fixed surface of dustproof cloth is connected with the lantern ring.
Further: five pin shafts are symmetrically and integrally formed on the outer surface of the inner connecting sleeve, and the outer surfaces of the pin shafts are matched with the pin shaft sleeves.
On the basis of the scheme: and the inner tile of the deep groove ball bearing is fixedly connected with a damping lantern ring.
As further preferable in the present technical solution: the telescopic inside wall integrated into one piece of second shaft coupling has three tang, the surface of tang with tang groove looks adaptation.
On the basis of the scheme: the inner side walls of the second coupler sleeve and the first coupler sleeve are fixedly connected with star-shaped elastic check rings, and twelve third reinforcing ribs are symmetrically welded on the outer surfaces of the second coupler sleeve and the first coupler sleeve.
Compared with the prior art, the invention has the beneficial effects that:
the flexible coupling device comprises an outer connecting sleeve, an inner connecting sleeve, a pin shaft sleeve, a deep groove ball bearing, a star-shaped flexible coupling mechanism, a first coupling sleeve, a second coupling sleeve and a star-shaped flexible retainer ring, wherein the outer connecting sleeve and the inner connecting sleeve are in flexible fit to serve as a main deformation connecting mechanism, the pin shaft sleeve and the pin shaft are in sliding connection to achieve stepped adjustment, the driving installation requirements of driving rods of different printers are met, meanwhile, the deep groove ball bearing serves as auxiliary transmission, the first coupling sleeve, the second coupling sleeve and the star-shaped flexible coupling mechanism formed by the star-shaped flexible retainer ring are matched, the driving requirements are transmitted perfectly;
secondly, in the step of matching with driving rods of printers with different models and sizes, three layers of protection of dustproof cloth, a sealing retainer ring and a damping lantern ring are assisted, so that the leakage of carbon powder in the drum core is prevented, the influence on the normal operation of other precise elements is prevented, and the entering of external dust is also prevented; simultaneously inside damping lantern ring also can be according to the size difference of the actuating lever of printer and take place the deformation compression to fill the space, the fastening connection reaches dustproof effect.
Drawings
FIG. 1 is a schematic illustration of a three-dimensional split structure according to the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic perspective view of another embodiment of the present invention;
FIG. 4 is a schematic perspective view of the outer connecting sleeve and the inner connecting sleeve of the present invention;
FIG. 5 is a perspective view of the outer connecting sleeve of the present invention;
FIG. 6 is a schematic perspective view of the retaining ring of the present invention;
FIG. 7 is a schematic perspective view of the first and second coupling sleeves of the present invention shown in disassembled configuration;
FIG. 8 is a perspective view of the drum core of the present invention;
fig. 9 is a schematic view of the full-section structure of the present invention.
In the figure: 1. an outer housing; 2. cleaning a scraper; 3. sealing the scraping blade; 4. fixing an end cover; 401. a first reinforcing rib; 5. a connecting sleeve; 501. a sealing retainer ring; 502. a second reinforcing rib; 6. a dust cloth; 601. a collar; 7. an outer connecting sleeve; 701. a pin shaft sleeve; 702. a fixing hole; 8. an inner connecting sleeve; 801. a pin shaft; 802. a spring; 9. fixing the baffle ring; 10. a deep groove ball bearing; 11. a damping collar; 12. a first coupling sleeve; 1201. a spigot groove; 13. a second coupling sleeve; 1301. stopping the opening; 1302. a connecting tooth; 14. a star-shaped elastic retainer ring; 15. a third reinforcing rib; 16. a drum core; 1601. connecting the gear ring; 1602. and a charging roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-9, the present invention provides a technical solution: a general photosensitive drum driving component comprises an outer shell 1 and four inner connecting sleeves 8, wherein the front surface of the outer shell 1 is fixedly connected with a cleaning scraper 2, the front surface of the outer shell 1 is symmetrically and fixedly connected with two sealing scrapers 3, the side surface of the outer shell 1 is fixedly connected with a fixed end cover 4, the side surface of the fixed end cover 4 is integrally formed with a connecting sleeve 5, the inner side wall of the outer shell 1 is fixedly connected with an outer connecting sleeve 7, the inner side wall of the outer connecting sleeve 7 is symmetrically provided with four fixing holes 702, the inner side wall of the inner connecting sleeve 8 is fixedly connected with a spring 802, the outer surface of the spring 802 is matched with the fixing holes 702 of the outer connecting sleeve 7, the inner side wall of the outer connecting sleeve 7 is symmetrically and integrally formed with twenty pin shaft sleeves 701, the inner side wall of the outer shell 1 is fixedly connected with a fixed baffle ring 9, the, fixed stop ring 9's the first shaft coupling sleeve 12 of opposite side fixedly connected with, three tang groove 1201 has been seted up to the inside wall of first shaft coupling sleeve 12, the inside wall fixedly connected with second shaft coupling sleeve 13 of first shaft coupling sleeve 12, the even integrated into one piece of inside wall of second shaft coupling sleeve 13 has the engaging tooth 1302, the inside wall fixedly connected with of shell body 1 drum core 16, the side fixedly connected with of drum core 16 connects ring gear 1601, connect ring gear 1601 and engaging tooth 1302 looks adaptation, the lower fixed surface of drum core 16 is connected with the roller 1602 that charges.
It should be further noted that the outer surface of the fixed end cover 4 is integrally formed with a first reinforcing rib 401; first strengthening rib 401 can increase the ability that fixed end cover 4 bears the different variable loads from the inside both sides of printer to further improve the stability of selenium drum, it is specific: twelve second reinforcing ribs 502 are symmetrically welded on the outer surface of the connecting sleeve 5; the second reinforcing rib 502 can increase the capacity of the connecting sleeve 5 for bearing different variable loads from two sides in the printer, so that the stability of the toner cartridge is further improved, and the inner side wall of the connecting sleeve 5 is fixedly connected with a sealing retainer ring 501; the connecting sleeve 5 prevents the leakage of carbon powder inside the drum core 16 through the sealing retainer ring 501, so that the normal operation of other precise elements is influenced, and external dust is prevented from entering, the outer surface of the connecting sleeve 5 is fixedly connected with dustproof cloth 6, and the outer surface of the dustproof cloth 6 is fixedly connected with a lantern ring 601; the dustproof cloth 6 can help the connecting sleeve 5 to prevent carbon powder inside the drum core 16 from leaking and prevent external dust from entering to influence the normal operation of other precise elements, five pin shafts 801 are symmetrically and integrally formed on the outer surface of the inner connecting sleeve 8, and the outer surfaces of the pin shafts 801 are matched with the pin shaft sleeve 701; when the inner connecting sleeve 8 is displaced and deformed under the action of the spring 802, twenty pin shafts 801 (four inner connecting sleeves 8 in total) can be matched with twenty pin shaft sleeves 701 of the outer connecting sleeve 7 to perform sliding displacement so as to provide centering force and positioning requirements, and an inner tile of the deep groove ball bearing 10 is fixedly connected with a damping sleeve ring 11; damping lantern ring 11 can take place the deformation compression according to the size difference of the actuating lever of printer to fill the space, the fastening connection reaches dustproof effect.
Example 2
The invention provides a technical scheme that: a general photosensitive drum driving component comprises an outer shell 1 and four inner connecting sleeves 8, wherein the front surface of the outer shell 1 is fixedly connected with a cleaning scraper 2, the front surface of the outer shell 1 is symmetrically and fixedly connected with two sealing scrapers 3, the side surface of the outer shell 1 is fixedly connected with a fixed end cover 4, the side surface of the fixed end cover 4 is integrally formed with a connecting sleeve 5, the inner side wall of the outer shell 1 is fixedly connected with an outer connecting sleeve 7, the inner side wall of the outer connecting sleeve 7 is symmetrically provided with four fixing holes 702, the inner side wall of the inner connecting sleeve 8 is fixedly connected with a spring 802, the outer surface of the spring 802 is matched with the fixing holes 702 of the outer connecting sleeve 7, the inner side wall of the outer connecting sleeve 7 is symmetrically and integrally formed with twenty pin shaft sleeves 701, the inner side wall of the outer shell 1 is fixedly connected with a fixed baffle ring 9, the, fixed stop ring 9's the first shaft coupling sleeve 12 of opposite side fixedly connected with, three tang groove 1201 has been seted up to the inside wall of first shaft coupling sleeve 12, the inside wall fixedly connected with second shaft coupling sleeve 13 of first shaft coupling sleeve 12, the even integrated into one piece of inside wall of second shaft coupling sleeve 13 has the engaging tooth 1302, the inside wall fixedly connected with of shell body 1 drum core 16, the side fixedly connected with of drum core 16 connects ring gear 1601, connect ring gear 1601 and engaging tooth 1302 looks adaptation, the lower fixed surface of drum core 16 is connected with the roller 1602 that charges.
It should be further noted that three spigots 1301 are integrally formed on the inner side wall of the second coupling sleeve 13, and the outer surfaces of the spigots 1301 are matched with the spigots 1201; through the matching of the seam allowance 1301 and the seam allowance groove 1201, the matching of the second coupling sleeve 13 and the first coupling sleeve 12 can be more stable and tight, the condition of additional metal fatigue caused by transverse variable load is offset, star-shaped elastic check rings 14 are fixedly connected to the inner side walls of the second coupling sleeve 13 and the first coupling sleeve 12, and twelve third reinforcing ribs 15 are symmetrically welded to the outer surfaces of the second coupling sleeve 13 and the first coupling sleeve 12; the second coupling sleeve 13 and the first coupling sleeve 12 are matched with the star-shaped elastic retainer ring 14, so that a star-shaped elastic coupling mechanism is formed by the second coupling sleeve 13 and the first coupling sleeve 12, and the mechanism can avoid internal deformation caused by impact and external deformation caused by centrifugal force; the concave surface with large convex claws ensures that the surface pressure on the involute teeth is very small, and the teeth can not be worn or deformed even if the teeth bear overload, thereby achieving the using effect of long-time operation.
Working principle or structural principle: firstly, a driving rod of a printer is matched and placed in an inner connecting sleeve 8, four springs 802 are matched with an outer connecting sleeve 7 in the period, the inner diameter size of the inner connecting sleeve 8 is adjusted, and therefore the matching requirements of different sizes of different driving rods are met, and in the period, when the inner connecting sleeve 8 is displaced and deformed under the action of the springs 802, twenty pin shafts 801 (totally four inner connecting sleeves 8) are matched with twenty pin shaft sleeves 701 of the outer connecting sleeve 7 to be displaced in a sliding mode, so that the centering force and the positioning requirements are met; then the driving rod will cooperate with the inner wall of the damping lantern ring 11, the damping lantern ring 11 can deform and compress according to the different sizes of the driving rod of the printer, so as to fill the gap, fasten and connect and achieve the dustproof effect, and according to the connection relation of the damping lantern ring 11 and the deep groove ball bearing 10, so as to offset the driving consumption condition caused by the deformation connection through the deep groove ball bearing 10, then the driving shaft is connected with the first coupling sleeve 12, and the second coupling sleeve 13 and the first coupling sleeve 12 cooperate with the star-shaped elastic retainer ring 14, so that the three form a star-shaped elastic coupling mechanism, and the mechanism can avoid the internal deformation caused by the impact and the external deformation caused by the centrifugal force; the concave surface with large convex claws ensures that the surface pressure on the involute teeth is small, and the teeth can not be worn or deformed even if the teeth bear overload, thereby achieving the use effect of long-time operation; meanwhile, the matching of the spigot 1301 and the spigot groove 1201 can enable the matching of the second coupling sleeve 13 and the first coupling sleeve 12 to be more stable and tight, and offset the condition of additional metal fatigue caused by transverse variable load; then, the connecting gear ring 1601 of the drum core 16 is connected in a matching way through the connecting teeth 1302 of the second coupling sleeve 13 so as to meet the use requirement of stable connection, and the connecting sleeve 5 prevents carbon powder inside the drum core 16 from leaking through the sealing retainer ring 501 and the dustproof cloth 6, so that the normal operation of other precise elements is influenced, and external dust is prevented from entering; meanwhile, the first reinforcing rib 401 can increase the capacity of the fixed end cover 4 for bearing different variable loads from two sides in the printer, so that the stability of the toner cartridge is further improved, and the second reinforcing rib 502 can increase the capacity of the connecting sleeve 5 for bearing different variable loads from two sides in the printer, so that the stability of the toner cartridge is further improved; and then, the normal work of the driving shaft of the printer can be realized through the connection of all the steps, and the photosensitive drum can adapt to the use requirements of the driving shafts with different models and sizes.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A general sensitization drum drive assembly, includes shell body (1) and four internal connection sleeve (8), its characterized in that: the cleaning scraper (2) is fixedly connected to the front surface of the outer shell (1), the two sealing scrapers (3) are fixedly connected to the front surface of the outer shell (1) in a symmetrical mode, the fixing end covers (4) are fixedly connected to the side surfaces of the outer shell (1), the connecting sleeves (5) are integrally formed on the side surfaces of the fixing end covers (4), the outer connecting sleeve (7) is fixedly connected to the inner side wall of the outer shell (1), four fixing holes (702) are symmetrically formed in the inner side wall of the outer connecting sleeve (7), the springs (802) are fixedly connected to the inner side wall of the inner connecting sleeve (8), the outer surface of each spring (802) is matched with the corresponding fixing hole (702) of the outer connecting sleeve (7), the twenty pin shaft sleeves (701) are integrally formed in the symmetrical mode on the inner side wall of the outer connecting sleeve (7), and the fixing baffle ring (9) is fixedly connected, the utility model discloses a deep groove ball bearing, including fixed fender ring (9), the fixed outside tile of inside wall fixed connection in deep groove ball bearing (10) that keeps off ring (9), the fixed first shaft coupling sleeve (12) of opposite side fixedly connected with that keeps off ring (9), three tang groove (1201) have been seted up to the inside wall of first shaft coupling sleeve (12), the inside wall fixedly connected with second shaft coupling sleeve (13) of first shaft coupling sleeve (12), the even integrated into one piece of inside wall of second shaft coupling sleeve (13) has connecting tooth (1302), the inside wall fixedly connected with of shell body (1) drum core (16), the side fixedly connected with of drum core (16) connects ring gear (1601), connect ring gear (1601) with connecting tooth (1302) looks adaptation, the lower fixed surface of drum core (16) is connected with roller (1602) that charges.
2. The universal photoreceptor drum drive assembly according to claim 1, wherein: the outer surface of the fixed end cover (4) is integrally formed with a first reinforcing rib (401).
3. The universal photoreceptor drum drive assembly according to claim 1, wherein: twelve second reinforcing ribs (502) are symmetrically welded on the outer surface of the connecting sleeve (5).
4. The universal photoreceptor drum drive assembly according to claim 1, wherein: and the inner side wall of the connecting sleeve (5) is fixedly connected with a sealing retainer ring (501).
5. The universal photoreceptor drum drive assembly according to claim 1, wherein: the outer fixed surface of connecting sleeve (5) is connected with dustproof cloth (6), the outer fixed surface of dustproof cloth (6) is connected with lantern ring (601).
6. The universal photoreceptor drum drive assembly according to claim 1, wherein: five pin shafts (801) are symmetrically and integrally formed on the outer surface of the inner connecting sleeve (8), and the outer surfaces of the pin shafts (801) are matched with the pin shaft sleeve (701).
7. The universal photoreceptor drum drive assembly according to claim 1, wherein: and the inner tile of the deep groove ball bearing (10) is fixedly connected with a damping lantern ring (11).
8. The universal photoreceptor drum drive assembly according to claim 7, wherein: the inner side wall of the second coupling sleeve (13) is integrally formed with three rabbets (1301), and the outer surfaces of the rabbets (1301) are matched with the rabbets (1201).
9. The universal photoreceptor drum drive assembly according to claim 7, wherein: the inner side wall of the second coupling sleeve (13) and the inner side wall of the first coupling sleeve (12) are fixedly connected with star-shaped elastic check rings (14), and twelve third reinforcing ribs (15) are symmetrically welded on the outer surface of the second coupling sleeve (13) and the outer surface of the first coupling sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011268077.9A CN112269305B (en) | 2020-11-13 | 2020-11-13 | Universal photosensitive drum driving assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011268077.9A CN112269305B (en) | 2020-11-13 | 2020-11-13 | Universal photosensitive drum driving assembly |
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| Publication Number | Publication Date |
|---|---|
| CN112269305A true CN112269305A (en) | 2021-01-26 |
| CN112269305B CN112269305B (en) | 2023-04-14 |
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|---|---|---|---|
| CN202011268077.9A Active CN112269305B (en) | 2020-11-13 | 2020-11-13 | Universal photosensitive drum driving assembly |
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| JP2002258632A (en) * | 2001-02-28 | 2002-09-11 | Kyocera Mita Corp | Image forming device |
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