CN2681176Y - Processing case having conductive transmission and buffering device - Google Patents
Processing case having conductive transmission and buffering device Download PDFInfo
- Publication number
- CN2681176Y CN2681176Y CN 03274537 CN03274537U CN2681176Y CN 2681176 Y CN2681176 Y CN 2681176Y CN 03274537 CN03274537 CN 03274537 CN 03274537 U CN03274537 U CN 03274537U CN 2681176 Y CN2681176 Y CN 2681176Y
- Authority
- CN
- China
- Prior art keywords
- torsion spring
- photosensitive drums
- handle box
- image forming
- conductive transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Electrophotography Configuration And Component (AREA)
Abstract
The utility model relates to a treating box with a conductive transmission and buffering device, comprising a powder bin. A magnetic roller is provided on the powder outlet of the powder bin. A photosensitive drum, a charging roller charging to the photosensitive drum, and a cleaning scraper which can clean the residual carbon powder on the surface of the photosensitive drum are rotatablely supported at the port of the waste powder bin. A stirrer and the magnetic roller accept the power from the photosensitive drum through a gear system, and a conductive elastic torque receptor is provided on one shaft end of the photosensitive drum. When the instant impulse of the treating box is maximum in operation, an elastic relative rotation can be occurred between the axial sections of the elastic torque receptor, the impulse is absorbed, which can effectively release the mutual impact between a power output mechanism of an electrophotographic image forming apparatus and a power input mechanism of the treating box, and the earthing structure of the photosensitive drum is simple and reliable.
Description
Technical field
The utility model relates to a kind of handle box of the conductive transmission snubber assembly of handle box, particularly tool of electronic photographicing image forming device use.
Background technology
Such as electronic photographic image forming devices such as duplicating machine, facsimile recorder, laser printers, use the removable handle box container of carbon dust as a supplement usually, also finally on medium, form image by a series of actions.The required power source of handle box internal motion parts is the motor in the electronic photographic image forming device, and the output terminal of motor power output mechanism can be a gear, also can be the shrinkage pool of an on-circular cross-section.At present, corresponding with the above-mentioned power way of output respectively handle box power input mechanism then has gearing mesh and two kinds of the projections that cooperate with the on-circular cross-section shrinkage pool; In the handle box principle of work of photosensitive drums be earlier by charging roller to its surperficial uniform charging, scan on its surface by picture signal by laser beam again, the sensitization place photosensitive coating conducting of image is arranged, the discharge of the logical peraluminous drum of the electronics of this place's photosensitive drum surface body ground connection, thereby the formation latent image has the zone absorption carbon dust of latent image and prints to medium.The mode of photosensitive drums circuit ground has two kinds, a kind of is the axle center of removably inserting photosensitive drums with a conduction pivot pin, one end of conduction pivot pin and an end of an elastic conductor electrically contact, the inwall of the aluminium matter main body of the other end of elastic conductor and photosensitive drums electrically contacts, in the time of in handle box is packed the electronic photographic image forming device into, an elasticity earthing contact electrically contacts on the overhanging end of pivot pin and the electronic photographic image forming device, thereby constitutes the grounded circuit of photosensitive drums.Another kind of mode is basic identical with first kind of mode, and difference is that the metal pivot pin is non-removable, and is arranged at photosensitive drums and accepts power intake.
The defective of meshed transmission gear mode is that the relative positioning precision of handle box in the electronic photographic image forming device is lower, is easy to generate the print quality defective; The mode that adopts projection to engage with shrinkage pool, some defectives of meshed transmission gear have been overcome, and, as projection and shrinkage pool are designed to the distortion body that can cooperatively interact and twist the hole, also can realize the axial and radial location of handle box in the electronic photographic image forming device during work.
In above two kinds of power delivery modes, the moment that electronic photographic image forming device drive motor is started working, can produce the very high momentum of amplitude between power take-off mechanism and the handle box power input mechanism inevitably, this makes that not only output mechanism and input mechanism all can be because of this recurrent overload reductions of service life, and problem also takes place motor easily; The assembly technology of other two kinds of electrically conducting manners is complicated, and manufacturing cost is higher, and the electrically conducting manner of detachable pivot pin, is easy to generate the defective of loose contact.
Summary of the invention
Fundamental purpose of the present utility model is the handle box of the conductive transmission snubber assembly of a kind of tool of design, alleviates the moment momentum that electronic photographic image forming device drive motor is started working;
Another purpose of the present utility model is to design a kind of not only can the realization axially and radial location, the also handle box of the conductive transmission snubber assembly of tool that can cooperate with the various ways shrinkage pool of on-circular cross-section;
A purpose more of the present utility model is the handle box of the conductive transmission snubber assembly of tool that design is a kind ofly simplified production technology, reduced cost of products, serviceability is more stable.
For achieving the above object, the technical solution adopted in the utility model is as follows: the handle box of the conductive transmission snubber assembly of the tool that provides comprises a powder storehouse, in fill carbon dust and stir the stirring apparatus of carbon dust, the two axial ends of stirring apparatus is bearing on the bearing seat of powder storehouse inwall, be provided with a magnetic roller at the meal outlet place in powder storehouse, the two supports of magnetic roll shaft is on the bearing seat on the end walls that is positioned at powder Hatch Opening place.
A waste powder hopper, the Hatch Opening rotatably support a photosensitive drums, be used to accept light signal and produce the image latent image, a charging roller that charges to photosensitive drums, charging roller and the friction of photosensitive drums face touch scrolling form the essentially identical rotation of linear velocity, article one, remove the cleaning doctor of the residual carbon dust of photosensitive drums, blade flexibly is pressed on photosensitive drum surface.
Be connected rotatably by the hinge of being located at two ends between powder storehouse and the waste powder hopper.Stirring apparatus, magnetic roller rotate at work by the power of gear train acceptance from photosensitive drums.
One axle head of photosensitive drums is fixed with a conductive elastic torque receiving element, and the power input that is used to accept the electronic photographicing image forming device contacts with the elasticity earthing contact of electronic photographicing image forming device with handle box.
From above scheme as seen, because the power input mechanism of cartridge is a conductive elastic torque receiving element that is arranged on photosensitive drums one end, when the moment that drive motor is started working, momentum was maximum, elasticity can take place between the axial section of each of this receiving element to relatively rotate, absorb momentum, be about to momentum and be converted to the potential energy of deformation of elastic torque receiving element, thereby alleviated the mutual impact between electronic photographicing image forming device power take-off mechanism and the handle box power input mechanism effectively.
Conductive elastic torque receiving element can be a torsion spring, and the external diameter of torsion spring is slightly less than the inscribed circle diameter of electronic photographicing image forming device power output shrinkage pool.Torsion spring and photosensitive drums coaxial line, the preferably rotation direction and the photosensitive drums switched in opposite of torsion spring.
The oriented internal diameter bending of one end of torsion spring and basic by extending and protrude from the discount of external diameter behind the axle center, be used for against the madial wall of electronic photographicing image forming device power output shrinkage pool, photosensitive drums is rotated, and radially bending part conducts electricity by the elasticity earthing contact Elastic Contact of central core region and electronic photographicing image forming device.The other end of torsion spring is fixed on the photosensitive drum shaft, and the aluminium matter main body Elastic Contact that back and photosensitive drums are extended in the end constitutes grounded circuit.
In order to make transmission of power more steadily and reliable, when discount can be processed into the discount that an end protrudes to the spring external diameter, make again discount form one be close to the torsion spring external diameter, to axial kink.
For the electronic photographicing image forming device that distorted shape power output shrinkage pool is arranged, when discount can be processed into the discount that an end protrudes to the spring external diameter, make again discount form one be close to the torsion spring outer wall and with the kink that spiral angle is axially arranged, spiral angle is cooperated with the torsion resistance of shrinkage pool, combination on warp surface is transmitted moment of torsion to handle box.
The stiff end of torsion spring and photosensitive drums is one axially to bend and extend after one section again radially bending and extend behind structure from the end to the axioversion bending more again, it can insert the hole that is positioned at torsion spring seat bottom, photosensitive drums end, and flexibly open, make the relative photosensitive drums axial restraint of torsion spring, the torsion spring base has certain degree of depth, this can make the relative photosensitive drums of torsion spring radially fixing, and extended end flexibly contacts with the aluminium matter main body of photosensitive drums.
Description of drawings
Fig. 1 is the shaft side figure of the utility model most preferred embodiment;
Fig. 2 is the sectional drawing of the utility model most preferred embodiment along photosensitive drums axis vertical direction;
Fig. 3 is the outboard profile that the utility model most preferred embodiment can be seen elastic torque receiving element external part;
Fig. 4 is the part figure that photosensitive drums is equipped with the axial section of elastic torque receiving element end;
Fig. 5 is an A-A sectional view among Fig. 4, and the planform of reflection photosensitive drums end torsion spring base has been omitted the elastic torque receiving element among Fig. 5;
Fig. 6 is the shaft side figure of the utility model most preferred embodiment torsion spring and photosensitive drums one end released state;
Fig. 7 is the shaft side figure after torsion spring and photosensitive drums one end are fixed;
Fig. 8 be torsion spring with electronic photographicing image forming device power output shrinkage pool from synoptic diagram;
Fig. 9 is a torsion spring and synoptic diagram after electronic photographicing image forming device power output shrinkage pool engages;
Figure 10 is the section relative status figure of handle box torsion spring and shrinkage pool when not working;
The section relative status figure of torsion spring and shrinkage pool when Figure 11 is handle box work;
Figure 12 is the torsion spring structural drawing of another embodiment;
Figure 13 is the torsion spring structural drawing of another embodiment.
Be described in further detail below in conjunction with each embodiment of the present utility model itself and accompanying drawing.
Embodiment
Referring to Fig. 1, handle box is made of a powder storehouse 1 and a waste powder hopper 2, powder storehouse 1 can be connected in a small angle range by a pair of hinge 3 that is arranged on the two storehouse sidewalls rotationally with waste powder hopper 2, can only see a hinge 3 among Fig. 1, and another cuts with scissors on relative sightless.The shaft end that stretches out this side of handle box in photosensitive drums, fixing the conductive elastic torque receiving element that axially stretches out, in this example, it is a torsion spring 4, when handle box is inserted the electronic photographicing image forming device, it can cooperate with the clutch end of electronic photographicing image forming device, the power of handle box moving components such as input photosensitive drums, puddle support, magnetic roller, charging roller; The end face of the free end 42 of the torsion spring 4 formation ground loop that contacts with elasticity earthing contact on the electronic photographicing image forming device simultaneously.
Referring to Fig. 2, the handle box that the utility model provides is the same with prior art, and a powder storehouse 1 that holds carbon dust is arranged, and except that carbon dust is arranged, stirs the rotary type stirring apparatus 9 of carbon dust when also having a job in powder storehouse 1, at the meal outlet place in powder storehouse 1 a magnetic roller 8 is arranged.As described above, waste powder hopper 2 is hinged with powder storehouse 1, and charging roller 5, photosensitive drums 7 are housed on it, is provided with a cleaning doctor 6 at the Hatch Opening of waste powder hopper 2.The a pair of spring 10 that is arranged between powder storehouse 1 and the waste powder hopper 2 makes two warehouses push against at photosensitive drums 7 and magnetic roller 8 tangent positions, carry reliably on photosensitive drums 7 to guarantee the carbon dust on the magnetic roller 8, charging roller 5 is used for to photosensitive drums 7 chargings, cleaning doctor 6 is used for that remaining useless powder is gone up on photosensitive drums 7 surfaces and scrapes, and the useless powder that scrapes falls in the bin of waste powder hopper 2.Photosensitive drums 7, charging roller 5, magnetic roller 8 and stirring apparatus 9 all are rotatable parts, each rotating shaft is parallel to each other in the space, receive the rotational power that the electronic photographicing image forming device provides by photosensitive drums 7, gear by photosensitive drum shaft 7 ends drives magnetic roller 8 and stirring apparatus 9 rotations by carrier gear again, 5 of charging rollers are to force it to be pressed on the photosensitive drums 7 by the elastic shaft support, by friction force acquisition rotational power between the two.
Referring to Fig. 3, at this end face of powder storehouse 1 and waste powder hopper 2, the main body of torsion spring 4 is circular, and itself and photosensitive drums 7 coaxially are fixed on the photosensitive drums external part.
Referring to Fig. 4 and Fig. 5, photosensitive drums 7 has an annular groove 71 that cooperates with torsion spring 4 on end face, torsion spring 4 inserts wherein and obtains radial location, the stiff end of torsion spring 4 has one to have the radially bar of bending part 41, it inserts the strip hole 72 on the photosensitive drums 7, and axioversion portion 46 flexibly opens on aluminium matter main body 74 inwalls that are resisted against photosensitive drums 7 and forms conductive path; Simultaneously, bending part 41 is hooked on the inwall 73 of photosensitive drums 7 end faces, thereby obtains axial location, and torsion spring 4 has also obtained circumferentially fixing in the photosensitive drums end.Torsion spring 4 has a free end 42 on Fig. 4 right side, its central core region cooperates with the power take-off mechanism and the elasticity earthing contact of electronic photographicing image forming device, and concrete working method will be explained below.
Referring to Fig. 6 and Fig. 7, the length direction in the strip hole 72 of photosensitive drums 7 ends is radially, the bending part 41 of torsion spring 4 is also radially, axioversion portion 46 is vertically but radius vector is outwards oblique, like this, bending part 41 and axioversion portion 46 are subjected to radially oppressing in the process that enters strip hole 72, are just recovered as described above after in place.The free end 42 of torsion spring 4 has a discount 43 that radially outward protrudes.
Referring to Fig. 8, handle box is when putting into the electronic photographicing image forming device, the unit head 10 of power input mechanism and elasticity earthing contact 12 are away from torsion spring 4, when the handle box storehouse on covering the electronic photographicing image forming device was covered, unit head 10 and elasticity earthing contact 12 can be advanced vertically and be engaged as Fig. 9 with torsion spring 4.Unit head 10 has a shrinkage pool 11, and shrinkage pool 11 is the triangular prism space of a distortion substantially, and torsion spring stretches in the shrinkage pool 11 for 4 this moments; The central core region of torsion spring 4 free ends 42 contacts with elasticity earthing contact 12 in the electronic photographicing image forming device.
Referring to Figure 10, shrinkage pool 11 has a slightly larger in diameter in the incircle of torsion spring 4 external diameters, when handle box is not worked, because the discount 43 of torsion spring 4 radially outward protrudes, is positioned at naturally outside the incircle of shrinkage pool 11 and puts in the corner angle portion of twisting the triangular prism space.
Referring to Figure 11, during handle box work, unit head 10 will show direction of arrow rotation by Figure 11, because the rotation direction of torsion spring 4 in contrast, powerful torsional pulse is defeated on discount 43 and is made torsion spring 4 twistings, the diameter that is torsion spring 4 is expanded, and this process is one momentum is converted into the process of knob spring 4 potentials energy of deformation, also is a process of slowing down impact simultaneously.
Referring to Figure 12, the design that the utility model provides is not limited only to the foregoing description, for making power transmission more reliable, when having on-circular cross-section shrinkage pool 11 for unit head 10, can also be designed to not only have the discount 43 that radially outward protrudes to torsion spring 4, and then an axial bending part 44 be arranged at the outer wall that pastes spring.
Referring to Figure 13, when having the distortion shrinkage pool 11 of on-circular cross-section, then can be designed to not only have radially outward the discount 43 that protrudes to torsion spring 4 for unit head 10, and then be close to the outer wall of spring, and with the kink 45 that spiral angle is axially arranged.
Claims (7)
1, the handle box of the conductive transmission snubber assembly of tool comprises
A powder storehouse, in fill carbon dust and stir the stirring apparatus of carbon dust, be provided with a magnetic roller at the meal outlet place in powder storehouse;
A waste powder hopper, Hatch Opening rotatably support a photosensitive drums, are used to accept light signal and produce the image latent image, a charging roller that charges to photosensitive drums, a cleaning doctor of removing the residual carbon dust of photosensitive drum surface;
Be connected rotationally by the hinge of being located at two ends between powder storehouse and the waste powder hopper;
Stirring apparatus, magnetic roller are by the power of gear train acceptance from photosensitive drums;
It is characterized in that:
One axle head of photosensitive drums has an electrically conductive elastic moment of torsion receiving element, is used to accept the power input of electronic photographicing image forming device.
2, the handle box of the conductive transmission snubber assembly of tool according to claim 1 is characterized in that:
Described electrically conductive elastic moment of torsion receiving element be one with the torsion spring of photosensitive drums coaxial cable, the inwall of an end of torsion spring and photosensitive drums aluminium matter main body electrically contacts, the other end can electrically contact with the elasticity earthing contact of electronic photographic image forming device.
3, according to the handle box of the conductive transmission snubber assembly of the described tool of claim 1, it is characterized in that:
The external diameter of described torsion spring is slightly less than the inscribed circle diameter of electronic photographicing image forming device power output shrinkage pool.
4, according to the handle box of the conductive transmission snubber assembly of the arbitrary described tool of claim 1 to 3, it is characterized in that:
Described torsion spring free end has a bent radial and protrudes from the discount of external diameter, is used for electrically contacting against the madial wall of electronic photographicing image forming device power output shrinkage pool and with earthing contact;
The other end of described torsion spring is fixed on the photosensitive drums axle head, and the end of torsion spring is obliquely extended to the aluminium matter main body inner wall of photosensitive drums.
5, according to the handle box of the conductive transmission snubber assembly of the described tool of claim 4, it is characterized in that:
One end of described torsion spring is close to the torsion spring outer wall to axial kink in addition to the discount that the spring external diameter protrudes.
6, according to the handle box of the conductive transmission snubber assembly of the described tool of claim 4, it is characterized in that:
The discount that one end of described torsion spring protrudes to the spring external diameter be close in addition the torsion spring outer wall and with the kink that spiral angle is axially arranged.
7, according to the handle box of the conductive transmission snubber assembly of the described tool of claim 4, it is characterized in that:
The stiff end of described torsion spring and photosensitive drums is one to axial bending and extend after one section not only radially bending and extend after one section again but also the structure of axioversion bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03274537 CN2681176Y (en) | 2003-09-11 | 2003-09-11 | Processing case having conductive transmission and buffering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03274537 CN2681176Y (en) | 2003-09-11 | 2003-09-11 | Processing case having conductive transmission and buffering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2681176Y true CN2681176Y (en) | 2005-02-23 |
Family
ID=34598961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03274537 Expired - Fee Related CN2681176Y (en) | 2003-09-11 | 2003-09-11 | Processing case having conductive transmission and buffering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2681176Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100388134C (en) * | 2003-07-29 | 2008-05-14 | 珠海天威飞马打印耗材有限公司 | Processing cartridge with power inputting buffer unit |
| CN102221795A (en) * | 2010-04-16 | 2011-10-19 | 珠海赛纳打印科技股份有限公司 | Power transmission device of printer |
| CN102436163A (en) * | 2011-09-16 | 2012-05-02 | 富美科技有限公司 | Magnetic roller electrifying structure |
-
2003
- 2003-09-11 CN CN 03274537 patent/CN2681176Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100388134C (en) * | 2003-07-29 | 2008-05-14 | 珠海天威飞马打印耗材有限公司 | Processing cartridge with power inputting buffer unit |
| CN102221795A (en) * | 2010-04-16 | 2011-10-19 | 珠海赛纳打印科技股份有限公司 | Power transmission device of printer |
| CN102221795B (en) * | 2010-04-16 | 2015-09-30 | 珠海赛纳打印科技股份有限公司 | A kind of power transmission device of printer |
| CN102436163A (en) * | 2011-09-16 | 2012-05-02 | 富美科技有限公司 | Magnetic roller electrifying structure |
| CN102436163B (en) * | 2011-09-16 | 2013-12-11 | 富美科技集团有限公司 | Magnetic roller electrifying structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1140852C (en) | Treating card box and electric photographic image forming device | |
| CN1109930C (en) | Process cartridge, assembling method for process cartridge and electrophotographic image forming apparatus | |
| CN102087494B (en) | Photosensitive drum drive assembly, photosensitive drum and processing cartridge | |
| CN207096695U (en) | Handle box | |
| CN2681176Y (en) | Processing case having conductive transmission and buffering device | |
| CN107272387A (en) | The renovation process and handle box of a kind of handle box | |
| CN1149445C (en) | Toner ocntainer, process cartridge, and image forming apparatus | |
| CN100388134C (en) | Processing cartridge with power inputting buffer unit | |
| CN1100211A (en) | Developing sleeve having a cylindrical portion and a non-cylindrical portion provided by the same member, and developing device using the sleeve | |
| CN2615707Y (en) | Laser printer processing box | |
| CN208477303U (en) | Handle box | |
| CN107357157B (en) | Regeneration method of processing box and processing box | |
| CN101320230B (en) | Light sensitive drum and processing box | |
| CN1460903A (en) | Developer supply device and developer supply container | |
| CN212569430U (en) | Activating portion and developing cartridge | |
| CN215954066U (en) | Selenium drum with selenium drum scraper | |
| CN216526738U (en) | Developing box | |
| CN210323778U (en) | Processing box | |
| CN108614404A (en) | Handle box | |
| CN201174020Y (en) | Driving force transmission member and processing box | |
| CN207937761U (en) | Handle box | |
| CN209433194U (en) | A kind of novel waste powder hopper of the useless powder cleaning of plain type laser printer | |
| CN201615993U (en) | Developing device for an image forming equipment | |
| CN201556031U (en) | Developing unit used for imaging equipment | |
| CN219898339U (en) | Roller scraping mechanism of sand making machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |