CN102025880B - Sheet-fed scanner and automatic sheet-feeding method - Google Patents
Sheet-fed scanner and automatic sheet-feeding method Download PDFInfo
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- CN102025880B CN102025880B CN2009101703605A CN200910170360A CN102025880B CN 102025880 B CN102025880 B CN 102025880B CN 2009101703605 A CN2009101703605 A CN 2009101703605A CN 200910170360 A CN200910170360 A CN 200910170360A CN 102025880 B CN102025880 B CN 102025880B
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Abstract
The invention relates to a paper-feeding scanner and an automatic paper-feeding method. The paper-feeding scanner comprises a scanning module for scanning, a first paper-feeding box for placing a plurality of files, a first paper-taking roller group for feeding the files, a paper-discharging box for placing the scanned files, a paper-feeding channel for allowing the files to pass through, a plurality of transmission rollers for feeding the files, a paper-discharging roller group for feeding the files to the paper-discharging box, a paper-feeding sensor for detecting whether the files pass through and a clutch module for cutting off power. When a first document in the plurality of documents is fed and the paper feed sensor is triggered, the clutch module cuts off the power, so that the first paper taking roller group cannot feed a second document positioned on the first paper feed box, and double paper feeding is avoided. The invention can avoid double paper feeding condition of the paper feeding scanner and provide better functionality for users.
Description
Technical field
The present invention relates to scanner, especially relate to a kind of paper feeding scanner and the autoamtic paper feeding method that can present automatically file.
Background technology
The main function of scanner is to carry out IMAQ, converts e-file in order to the content with the Hard copy file to through the mode that scans, so that the user propagates, puts in order or preserves.Along with the maturation of scanner technology, scanner is universalness more and more also.
Scanner the earliest only can the scanning document single face image, when the user desires the two-sided image of scanning document, must be with manual mode with the file turn-over to let the image that scanner can the scanning document another side.In view of manual turn-over too bothers, therefore develop the paper feeding scanner that can not need manual turn-over on the market, make that the user only needs a folded file is positioned on the feeding box of paper feeding scanner, then can not need manual turn-over and accomplish the scanning of this folded file.Hence one can see that, and scanner is to improve evolution along with the evolution in epoch and user's various different demands.
General paper feeding scanner is through after using for a long time; The pickup roller of paper feeding scanner and comber are because long-term abrasion make its deterioration; Make when file is folded in preparation scanning one; The situation of dual paper feed (Double feeding) takes place easily, and the file of just once presenting more than two or two gets in the paper feeding scanner.When dual paper feed takes place; Second the file part ground of desiring to present stacks with first file or second file folded with first file fully mutually; Cause second file scan not exclusively or situation such as can't scan; Let the user quite perplex, therefore, need a kind of paper feeding scanner of guaranteeing not take place dual paper feed.
Summary of the invention
The technical problem that the present invention mainly solves is that the above-mentioned deficiency to prior art exists provides a kind of paper feeding scanner that prevents dual paper feed.
Another technical problem that the present invention will solve is that the above-mentioned deficiency to prior art exists provides a kind of autoamtic paper feeding method that dual paper feed does not take place.
The technical solution adopted for the present invention to solve the technical problems provides a kind of paper feeding scanner; In order to scan one present thing image, this paper feeding scanner comprises scan module, first feeding box, the first pickup roller group, paper output box, paper-feeding channel, a plurality of conveying roller, paper delivery roller set, paper feed transducer and clutch module; Wherein, scan module is used to the one scan domain scanning this presents the image of thing; First feeding box is positioned at a side of this scan module, presents thing in order to place this; The first pickup roller group is arranged at a side of this first feeding box, presents thing and is fed in this paper feeding scanner in order to will be positioned on this first feeding box this; Paper output box is presented thing in order to place this that accomplished by scanning; Paper-feeding channel is presented thing in order to present this between this first feeding box and this scanning area; A plurality of conveying rollers are presented thing in order to present this; The paper delivery roller set is arranged at a side of this paper output box, is fed to this paper output box in order to this is presented thing; Whether the paper feed transducer is arranged at the opposite side of this scan module, present thing and pass through in order to detect this, presents thing when triggering this paper feed transducer when this, and this paper feed transducer is exported a pick-off signal; Clutch module is connected in this paper feed transducer, whether transmits power to this first pickup roller group in order to control; Wherein, when this clutch module received this pick-off signal, this clutch module cut off power, makes this first pickup roller group out of service.
Said paper feeding scanner also comprises second feeding box and the second pickup roller group, and wherein, second feeding box is positioned at this opposite side of this scan module, in order to place one another present thing; The second pickup roller group is fixed on this second feeding box, in order to present be positioned on this second feeding box this another present thing, wherein this another to present thing be a business card.
Said paper feeding scanner also comprises switchover apparatus, exports this first pickup roller group or this second pickup roller group in order to control power.
This switchover apparatus comprises electromagnetically operated valve, switching device, engaging arm and powershift gear train; Wherein, switching device is positioned at a side of this electromagnetically operated valve, and has first breach and second breach; The engaging arm is connected in this electromagnetically operated valve, makes it be sticked in this first breach or this second breach in order to swing according to the action of this electromagnetically operated valve; The powershift gear train has the first powershift gear and the second powershift gear; This first powershift gear and this second powershift gears engaged and can transmit power to this second powershift gear; And this second powershift gear is arranged on this switching device, can transmit power to this first pickup roller group or this second pickup roller group with the swing of this switching device.
Said paper feeding scanner also comprises a transmission of power module, and this transmission of power module is connected in this first pickup roller group and this second pickup roller group, in order to transmit power to this first pickup roller group or this second pickup roller group respectively.
This transmission of power module comprises the first transmission gear train, second transmission gear and the driving belt.
When making this engaging arm be sticked in this first breach when this switching device swing, this second powershift gear and this first transmission gear train engagement make this switchover apparatus transmission power to this first pickup roller group; And when making this engaging arm be sticked in this second breach when the swing of this switching device, this second powershift gear second transmits gears engaged with this, makes this switchover apparatus transmit power to this second pickup roller group.
This first pickup roller group also comprises the first pickup roller axle; This first pickup roller axle passes this first pickup roller group and is connected in this first transmission gear train of this transmission of power module, drives this first pickup roller group in order to receive from the power of this transmission of power module.
This second pickup roller group also comprises the second pickup roller axle; This second pickup roller axle passes this second pickup roller group and is connected in this second transmission gear of this transmission of power module, drives this second pickup roller group in order to receive from the power of this transmission of power module.
This clutch module comprises solenoid element, connector and sheet metal; Wherein, solenoid element is in order to produce magnetic force; Connector is connected in this solenoid element, and this connector can rotate or rotate synchronously with this solenoid element with respect to this solenoid element, and this connector has a serrated slot; Sheet metal has this serrated slot that a plurality of sawtooth and this sheet metal are arranged in this connector; When this solenoid element by excitatory and when producing magnetic force this sheet metal be adsorbed on this solenoid element, make a plurality of sawtooth of this sheet metal and this serrated slot Nie closes and this connector and this solenoid element are rotated synchronously; When this solenoid element not when excitatory, this sheet metal is arranged in this serrated slot and this connector rotates with respect to this solenoid element.
Said paper feeding scanner also comprises motor and motor gear group, and this motor is in order to provide power, and this motor gear group is in order to the power of transmission from this motor.
Said paper feeding scanner also comprises transmission axle, and this transmission axle is connected in this motor gear group and this clutch module, in order under the dynamic action of this motor, to rotate.
This motor is a stepper motor.
This presents the file that thing is the A4 size.
The present invention also provides a kind of automatic feeding method; Only present one in order to the control paper feeding scanner at every turn and present thing; This paper feeding scanner comprises clutch module, a plurality of conveying roller, paper feed transducer and the scan module that is positioned at a side of scanning area, and this method comprises:
(a) start this clutch module;
(b) utilize these a plurality of conveying rollers to present first in the thing and present thing and present and get into this paper feeding scanner with a plurality of;
(c) judging this first presents thing and whether triggers this paper feed transducer; Wherein, When this first when presenting thing and triggering this paper feed transducer; Close this clutch module, make this paper feeding scanner stop to present this and a plurality ofly present second in the thing and present thing, and utilize this a plurality of conveying rollers that this first is presented thing and present and get into this scanning area to be scanned by this scan module; When this first when presenting thing and not triggering this paper feed transducer, judge this first present thing displacement whether surpass a preset displacement amount; And
(d) when this first present thing displacement when being no more than this preset displacement amount, repeating step (b); When this first present thing displacement when surpassing this preset displacement amount, stop the operation of paper feeding scanner.
When this first present thing by the scanning of this scan module after; Judging this first presents thing and whether leaves this scanning area: if this first presents thing and left this scanning area, carry out this step (a) and to utilize this a plurality of conveying rollers this second is presented thing and present this paper feeding scanner of entering; If this first is presented thing and do not leave this scanning area, then continue to present this and first present thing.
These a plurality of things of presenting are a plurality of files.
These a plurality of things of presenting are a plurality of business cards.
The present invention presents formula scanner and autoamtic paper feeding method and sees through the cooperation of paper feed transducer and clutch module and be able in each file feed process, only a file feed got into and present in the formula scanner, to avoid the situation of dual paper feed.In addition, paper feeding scanner of the present invention also utilizes switchover apparatus to cooperate with clutch module, but feed documents not only more can be presented business card, thereby increases the function of paper feeding scanner.Compare with existing paper feeding scanner, paper feeding scanner of the present invention not only can improve the shortcoming that dual paper feed takes place easily prior art, and more the user brings preferable functional.
Description of drawings
Fig. 1 is the structural representation of paper feeding scanner preferred embodiment of the present invention.
Fig. 2 is the partial structurtes sketch map of paper feeding scanner preferred embodiment of the present invention.
Fig. 3 is the partial structurtes sketch map of another angle of paper feeding scanner preferred embodiment of the present invention.
Fig. 4 is the structural representation of the clutch module of paper feeding scanner preferred embodiment of the present invention.
Fig. 5 is the STRUCTURE DECOMPOSITION sketch map of the clutch module of paper feeding scanner preferred embodiment of the present invention.
Fig. 6 is the flow chart of autoamtic paper feeding method of the present invention preferred embodiment.
Fig. 7 is the structural representation that the switchover apparatus of paper feeding scanner preferred embodiment of the present invention is connected with the first transmission gear train.
Fig. 8 is the structural representation that the switchover apparatus of paper feeding scanner preferred embodiment of the present invention is connected with the second transmission gear.
Embodiment
In order to overcome the defective of existing paper feeding scanner; The present invention provides a kind of paper feeding scanner that can prevent dual paper feed really; And with the paper feeding scanner with two feeding box is that example describes; Its structure sees also Fig. 1, and it is the structural representation of paper feeding scanner one preferred embodiment of the present invention.Paper feeding scanner 1 comprise one be positioned at scanning area 11 scan module 10, one first feeding box 12, one first pickup roller group 13, a paper output box 14, a paper-feeding channel 15, a plurality of conveying roller 16, a paper delivery roller set 19, one second feeding box 17, one second pickup roller group 18, a paper feed transducer 20, a transmission of power module 21 (seeing also Fig. 2), a switchover apparatus 22 (seeing also Fig. 2) and a clutch module 23 (seeing also Fig. 3).First feeding box 12 is positioned at a side of this scan module 10, and in order to place a plurality of things (not being shown among the figure) of presenting that do not scanned, in this preferred embodiment, presenting thing is the file of an A4 size.Second feeding box 17 is then presented thing (not being shown among the figure) in order to place another that do not scanned, and in this preferred embodiment, another presents thing is a business card.The first pickup roller group 13 of a side that is arranged at first feeding box 12 will be in order to will be positioned in file feed to the paper feeding scanner 1 on first feeding box 12.And paper output box 14 is arranged at the below of first feeding box 12 and in order to placing file or the business card of being accomplished by scanning, and paper delivery roller set 19 is positioned at a side of paper output box 14, in order to file or business card are fed to paper output box 14.And paper-feeding channel 15 is in order to feed documents, and a plurality of conveying rollers 16 are arranged on the paper-feeding channel 15, in order to be fed to the file or the business card of advancing in the paper-feeding channel 15.Whether paper feed transducer 20 is arranged at the opposite side of this scan module 10, present thing and pass through in order to detect this.Fig. 1 only shows in order to presenting and the component structure of scanning document or business card, sees also Fig. 2 as for the structure of transmission of power module 21, switchover apparatus 22 and clutch module 23.
Fig. 2 is the partial structurtes sketch map of paper feeding scanner preferred embodiment of the present invention.The transmission of power module 21 of paper feeding scanner 1 is connected in the first pickup roller group 13 or the second pickup roller group 18; In order to transmission power to the first pickup roller group 13 or the second pickup roller group 18, this transmission of power module 21 comprises that one first transmission gear train 211, one second transmits a gear 212 and a driving belt 213.22 of switchover apparatus are in order to drive the first pickup roller group 13 or the second pickup roller group 18; Switchover apparatus 22 comprises that an electromagnetically operated valve 221, switches element 222, an engaging arm 223 and a powershift gear train 224 (seeing also Fig. 4); Wherein, Switching device 222 is positioned at a side of electromagnetically operated valve 221, and switching device 222 has first breach 2221 and second breach 2222.Engaging arm 223 is connected in electromagnetically operated valve 221, makes it be sticked in first breach 2221 or second breach 2222 in order to swing according to the action of electromagnetically operated valve 221.And whether clutch module 23 transmits power to the first pickup roller group 13 or the second pickup roller group 18 in order to control, and the internal structure of clutch module 23 is explanation more after a while.
Among Fig. 2; The first pickup roller group 13 of paper feeding scanner 1 also comprises one first pickup roller axle 131; This first pickup roller axle 131 passes the first pickup roller group 13 and is connected in the first transmission gear train 211 of transmission of power module 21, drives the first pickup roller group 13 in order to receive from the power of transmission of power module 21.On the other hand; The second pickup roller group 18 also comprises one second pickup roller axle 181; This second pickup roller axle 181 passes the second pickup roller group 18 and is connected in the second transmission gear 212 of transmission of power module 21, drives the second pickup roller group 18 in order to receive from the power of transmission of power module 21.And the power resources of paper feeding scanner 1 come from a motor 24, and in this preferred embodiment, motor 24 is stepper motors.
Next see also Fig. 3, it is the partial structurtes sketch map of another angle of paper feeding scanner preferred embodiment of the present invention.Fig. 3 shows that paper feeding scanner 1 comprises a motor 24 and a motor gear group 25, and wherein, motor 24 is in order to providing power, and motor gear group 25 is in order to the power of transmission from motor 24.And paper feeding scanner 1 also comprises a transmission axle 26, and this transmission axle 26 is connected in motor gear group 25 and clutch module 23, in order under the dynamic action of motor 24, to rotate with transmission power to clutch module 23 and switchover apparatus 22.
Annexation as for clutch module 23 and switchover apparatus 22 sees also Fig. 4, and it is the structural representation of the clutch module of paper feeding scanner preferred embodiment of the present invention.Among Fig. 4; Clutch module 23 and switchover apparatus 22 are transmitted axle 26 and pass; Make clutch module 23 and switchover apparatus 22 be able to rotate with transmission axle 26; Yet clutch module 23 and switchover apparatus 22 are transmitted axle 26 axis holes that pass and are respectively D type hole (can be found out by Fig. 5) and circular port, so clutch module 23 and switchover apparatus 22 can not rotate synchronously; Be shaped as present technique field personage and know and have different axis holes, and do not add explanation.Fig. 4 shows that clutch module 23 comprises a solenoid element 231 and a connection piece 232.And the powershift gear train 224 of switchover apparatus 22 also is shown among Fig. 4; Powershift gear train 224 comprises one first powershift gear 2241 and one second powershift gear 2242; The first powershift gear 2241 and 2242 engagements of the second powershift gear and the first powershift gear 2241 also are transmitted axle 26 and pass, and the feasible clutch module 23 that rotates with the rotation of transmission axle 26 drives the first powershift gear 2241 under excitatory state rotate the second powershift gear 2242.And the second powershift gear 2242 is arranged on the switching device 222, can be with the swing of switching device 222 change of location.
And the internal structure of clutch module 23 sees also Fig. 5, and it is the STRUCTURE DECOMPOSITION sketch map of the clutch module of paper feeding scanner preferred embodiment of the present invention.Clutch module 23 also comprises a sheet metal 233 except above-mentioned solenoid element 231 and connector 232, sheet metal 233 has a plurality of sawtooth 2331.And Fig. 5 shows that connector 232 inside have a serrated slot 2321, in order to hold this sheet metal 233.The solenoid element 231 of clutch module 23 is not when excitatory, and sheet metal 233 is arranged in serrated slot 2321, and connector 232 rotates with respect to solenoid element 231, that is connector 232 does not rotate with solenoid element 231 synchronously.Yet; When solenoid element 231 by excitatory and when producing magnetic force, sheet metal 233 is adsorbed on the solenoid element 231, and sheet metal 233 and solenoid element 231 are rotated synchronously; On the other hand; Produce displacement owing to sheet metal 233 is adsorbed, make a plurality of sawtooth 2331 and serrated slot 2321 engagements of sheet metal 233, make solenoid element 231 drive sheet metal 233 and rotate; And sheet metal 233 drives connector 232 rotations, and just connector 232 rotates with solenoid element 231 synchronously.Above-mentioned is the structure and the annexation of paper feeding scanner 1 of the present invention, and next the method for avoiding dual paper feed is described.
See also Fig. 6, it is for the flow chart of autoamtic paper feeding method of the present invention preferred embodiment.This autoamtic paper feeding method comprises step a: the clutch module that starts paper feeding scanner.Following step b: utilize a plurality of conveying rollers to present first in the thing and present thing and present the entering paper feeding scanner with a plurality of.Get into step c again: judge that first presents thing and whether trigger the paper feed transducer, first presents thing when not triggering the paper feed transducer, gets into steps d.And steps d for judge first present thing displacement whether surpass the preset displacement amount, if first present the thing displacement and surpass the preset displacement amount and then represent to take place paperboard, stop the operation of paper feeding scanner at this moment; If first presents the thing displacement when surpassing the preset displacement amount, then repeating step b.That gets back to step c judges that first presents thing and whether trigger the paper feed transducer, when first presents thing and trigger the paper feed transducer, then gets into step e: close clutch module, make paper feeding scanner stop to present and a plurality ofly present second in the thing and present thing; Next get into step f: utilize a plurality of conveying rollers to present thing and present the entering scanning area to be scanned by scan module with first; Proceed next step---step g: judge that first presents thing and whether leave scanning area, present thing and judged when not leaving scanning area as yet repeating step f when first; Present thing and judged when leaving scanning area when first, what repeating step a so that be stopped presented second presents thing and is able to continue to be fed and scans.
Next the situation of paper feeding scanner 1 utilization autoamtic paper feeding method of the present invention is described; Please consult Fig. 1 and Fig. 3 simultaneously; When the file of A4 size is folded in user's desire scanning one; One folded file is positioned on first feeding box 12, and when file feed began, motor 24 outputting powers also saw through motor gear group 25 and transmission axle 26 and with transmission of power to switchover apparatus 22 and clutch module 23.Next please consult Fig. 2 and Fig. 7 simultaneously, Fig. 7 transmits the structural representation that gear train is connected for the switchover apparatus of paper feeding scanner preferred embodiment of the present invention with first.When power is passed to switchover apparatus 22 and clutch module 23; Switchover apparatus 22 and clutch module 23 are activated (step a); And switching device 222 swings of switchover apparatus 22; And engaging arm 223 moves with the operation of electromagnetically operated valve 221, makes first breach 2221 that engaging arm 223 is sticked in switching device 222 with fixing switching device 222 it no longer swung.On the other hand; The second powershift gear 2242 of powershift gear train 224 meshes with the first transmission gear train 211 with the swing of switching device 222; Make switchover apparatus 22 transmission power to the first pickup roller groups 13, wherein transmit power to the first pickup roller group 13 through motor gear group 25, transmission axle 26, clutch module 23, the first powershift gear 2241, the second powershift gear 2242, the first transmission gear train 211, driving belt 213 and the first pickup roller axle 131 from the power of motor 24.
Please consult Fig. 1 once again, when presenting the paper-feeding channel 15 that gets in the paper feeding scanner 1, a plurality of conveying rollers 16 are presented the first file (step b) with first file (first file is claimed in the back) in the folded file when the first pickup roller group 13.(step c) when first file triggers paper feed transducer 20; Paper feed transducer 20 output one pick-off signal to clutch modules 23; Make the solenoid element 231 of clutch module 23 stop excitatory; Then sheet metal 233 is not adsorbed and gets back in the serrated slot 2321 of connector 232, and connector 232 is not rotated with solenoid element 231 synchronously, that is the clutch module 23 (step e) that dallies.Therefore, the first pickup roller group 13 can't receive power and can't present second file (second file is claimed in the back) in the folded file.Next; First file gets into scanning area 11 and (step f) after first file scan completion, judges whether first file leaves scanning area 11 (step g) by scan module 10 scannings; If first file does not leave scanning area 11, then continue scanning or present first file; If first file left scanning area 11, then repeating step a just starts clutch module 23, second file can be fed get into paper-feeding channel 15 and begin to scan.Therefore in this preferred embodiment, motor 24 is stepper motors, judges whether file leaves the step number of scanning area calculated step motor 24 capable of using and learn that the displacement of file realizes.After first file left scanning area 11, conveying roller 16 and paper delivery roller set 19 were accomplished the scanning of first file feed to paper output box, 14, the first files.
Get back to step c, when first file did not trigger paper feed transducer 20, whether the displacement that then must judge first file surpasses a preset displacement amount, and (step d) if the displacement of first file surpasses the preset displacement amount, then continued to present the first file (step b); If the displacement of first file surpasses preset displacement amount, the operation that then stops to present formula scanner 1.The displacement of first file surpasses the situation that the preset displacement scale shows the first file generation paperboard, therefore must close and present formula scanner 1, and just can continue to use after the eliminating fault and present formula scanner 1.And the operation of the scanning of second file and file afterwards thereof and first file is in like manner, and do not add to give unnecessary details.
And when the folded business card of formula scanner 1 scanning one is presented in the utilization of user's desire, please consulting Fig. 1 and Fig. 8 simultaneously, Fig. 8 transmits the structural representation that gear is connected for the switchover apparatus of paper feeding scanner preferred embodiment of the present invention with second.Identical with the situation of scanning document; Switchover apparatus 22 and clutch module 23 receive the power from motor 24; Make switching device 222 swings of switchover apparatus 22; And engaging arm 223 is sticked in second breach 2222, and the second powershift gear 2242 and the second transmission gear 212 mesh, and drives the second pickup roller group 18 through the second pickup roller axle 181.Follow-up business card present and scanning process and file scan identical, so do not add explanation.
Can know by above-mentioned preferred embodiment; The present invention presents formula scanner and autoamtic paper feeding method and sees through the cooperation of paper feed transducer and clutch module and be able in each file feed process, only a file feed got into and present in the formula scanner, to avoid the situation of dual paper feed.In addition, paper feeding scanner of the present invention also utilizes switchover apparatus to cooperate with clutch module, but feed documents not only more can be presented business card, thereby increases the function of paper feeding scanner.Compare with existing paper feeding scanner, paper feeding scanner of the present invention not only can improve the shortcoming that dual paper feed takes place easily prior art, and more the user brings preferable functional.
The above is merely preferred embodiment of the present invention, is not in order to limiting practical range of the present invention, and therefore all other do not break away from the equivalence of being accomplished under the disclosed spirit and change or modify, and all should be included in protection scope of the present invention.
Claims (13)
1. paper feeding scanner, in order to scan one present thing image, it is characterized in that this paper feeding scanner comprises:
Scan module, this presents the image of thing to be used to the one scan domain scanning;
First feeding box is positioned at a side of this scan module, presents thing in order to place this;
The first pickup roller group is arranged at a side of this first feeding box, presents thing and is fed in this paper feeding scanner in order to will be positioned on this first feeding box this;
Paper output box is presented thing in order to place this that accomplished by scanning;
Paper-feeding channel between this first feeding box and this scanning area, is presented thing in order to present this;
A plurality of conveying rollers are presented thing in order to present this;
The paper delivery roller set is arranged at a side of this paper output box, is fed to this paper output box in order to this is presented thing;
Whether the paper feed transducer is arranged at the opposite side of this scan module, present thing and pass through in order to detect this, presents thing when triggering this paper feed transducer when this, and this paper feed transducer is exported a pick-off signal; And
Clutch module is connected in this paper feed transducer, whether transmits power to this first pickup roller group in order to control, and this clutch module comprises:
Solenoid element is in order to produce magnetic force;
Connector is connected in this solenoid element, and this connector can rotate or rotate synchronously with this solenoid element with respect to this solenoid element, and this connector has a serrated slot; And
Sheet metal; Has this serrated slot that a plurality of sawtooth and this sheet metal are arranged in this connector; When this solenoid element by excitatory and when producing magnetic force this sheet metal be adsorbed on this solenoid element, make a plurality of sawtooth of this sheet metal and this serrated slot Nie closes and this connector and this solenoid element are rotated synchronously; When this solenoid element not when excitatory, this sheet metal is arranged in this serrated slot and this connector rotates with respect to this solenoid element;
Wherein, when this clutch module received this pick-off signal, this solenoid element made this first pickup roller group out of service not by excitatory.
2. paper feeding scanner as claimed in claim 1 is characterized in that, also comprises:
Second feeding box is positioned at this opposite side of this scan module, in order to place one another present thing; And
The second pickup roller group is fixed on this second feeding box, in order to present be positioned on this second feeding box this another present thing, wherein this another to present thing be a business card.
3. paper feeding scanner as claimed in claim 2 is characterized in that, also comprises switchover apparatus, exports this first pickup roller group or this second pickup roller group in order to control power.
4. paper feeding scanner as claimed in claim 3 is characterized in that, this switchover apparatus comprises:
Electromagnetically operated valve;
Switching device is positioned at a side of this electromagnetically operated valve, and has first breach and second breach;
The engaging arm is connected in this electromagnetically operated valve, makes it be sticked in this first breach or this second breach in order to swing according to the action of this electromagnetically operated valve; And
The powershift gear train; Have the first powershift gear and the second powershift gear; This first powershift gear and this second powershift gears engaged and can transmit power to this second powershift gear; And this second powershift gear is arranged on this switching device, can transmit power to this first pickup roller group or this second pickup roller group with the swing of this switching device.
5. paper feeding scanner as claimed in claim 4; It is characterized in that; Also comprise a transmission of power module, this transmission of power module is connected in this first pickup roller group and this second pickup roller group, in order to transmit power to this first pickup roller group or this second pickup roller group respectively.
6. paper feeding scanner as claimed in claim 5 is characterized in that, this transmission of power module comprises the first transmission gear train, second transmission gear and the driving belt.
7. paper feeding scanner as claimed in claim 6; It is characterized in that; When making this engaging arm be sticked in this first breach when this switching device swing, this second powershift gear and this first transmission gear train engagement make this switchover apparatus transmission power to this first pickup roller group; And when making this engaging arm be sticked in this second breach when the swing of this switching device, this second powershift gear second transmits gears engaged with this, makes this switchover apparatus transmit power to this second pickup roller group.
8. paper feeding scanner as claimed in claim 6; It is characterized in that; This first pickup roller group also comprises the first pickup roller axle; This first pickup roller axle passes this first pickup roller group and is connected in this first transmission gear train of this transmission of power module, drives this first pickup roller group in order to receive from the power of this transmission of power module.
9. paper feeding scanner as claimed in claim 6; It is characterized in that; This second pickup roller group also comprises the second pickup roller axle; This second pickup roller axle passes this second pickup roller group and is connected in this second transmission gear of this transmission of power module, drives this second pickup roller group in order to receive from the power of this transmission of power module.
10. paper feeding scanner as claimed in claim 1 is characterized in that, also comprises motor and motor gear group, and this motor is in order to provide power, and this motor gear group is in order to the power of transmission from this motor.
11. paper feeding scanner as claimed in claim 10 is characterized in that, also comprises transmission axle, this transmission axle is connected in this motor gear group and this clutch module, in order under the dynamic action of this motor, to rotate.
12. paper feeding scanner as claimed in claim 10 is characterized in that, this motor is a stepper motor.
13. paper feeding scanner as claimed in claim 1 is characterized in that, this presents the file that thing is the A4 size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101703605A CN102025880B (en) | 2009-09-11 | 2009-09-11 | Sheet-fed scanner and automatic sheet-feeding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101703605A CN102025880B (en) | 2009-09-11 | 2009-09-11 | Sheet-fed scanner and automatic sheet-feeding method |
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| Publication Number | Publication Date |
|---|---|
| CN102025880A CN102025880A (en) | 2011-04-20 |
| CN102025880B true CN102025880B (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101703605A Expired - Fee Related CN102025880B (en) | 2009-09-11 | 2009-09-11 | Sheet-fed scanner and automatic sheet-feeding method |
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| CN (1) | CN102025880B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103516949A (en) * | 2012-06-21 | 2014-01-15 | 致伸科技股份有限公司 | Document image reading apparatus |
| JP5994533B2 (en) * | 2012-09-28 | 2016-09-21 | ブラザー工業株式会社 | Image reading device |
| CN104767902A (en) * | 2014-01-06 | 2015-07-08 | 光宝电子(广州)有限公司 | Automatic paper-feeding image scanning device and its operation method |
| CN104980604A (en) * | 2014-04-09 | 2015-10-14 | 致伸科技股份有限公司 | Automatic paper feeder |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1149028A (en) * | 1995-08-28 | 1997-05-07 | 富士通株式会社 | File transfer mechanism in data processing device |
| US6485011B1 (en) * | 1999-08-23 | 2002-11-26 | Benq Corporation | Paper feeding apparatus and driving method thereof for office machine |
| US6612561B2 (en) * | 2000-11-13 | 2003-09-02 | Canon Kabushiki Kaisha | Sheet feeder with mechanism for protecting input and discharge openings and image reading device including the same |
| CN1803562A (en) * | 2005-01-14 | 2006-07-19 | 株式会社Pfu | Sheet feeder and jam detecting method |
-
2009
- 2009-09-11 CN CN2009101703605A patent/CN102025880B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1149028A (en) * | 1995-08-28 | 1997-05-07 | 富士通株式会社 | File transfer mechanism in data processing device |
| US6485011B1 (en) * | 1999-08-23 | 2002-11-26 | Benq Corporation | Paper feeding apparatus and driving method thereof for office machine |
| US6612561B2 (en) * | 2000-11-13 | 2003-09-02 | Canon Kabushiki Kaisha | Sheet feeder with mechanism for protecting input and discharge openings and image reading device including the same |
| CN1803562A (en) * | 2005-01-14 | 2006-07-19 | 株式会社Pfu | Sheet feeder and jam detecting method |
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|---|---|
| CN102025880A (en) | 2011-04-20 |
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