CN101537936B - Paper blocking mechanism - Google Patents
Paper blocking mechanism Download PDFInfo
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- CN101537936B CN101537936B CN2009101305839A CN200910130583A CN101537936B CN 101537936 B CN101537936 B CN 101537936B CN 2009101305839 A CN2009101305839 A CN 2009101305839A CN 200910130583 A CN200910130583 A CN 200910130583A CN 101537936 B CN101537936 B CN 101537936B
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- paper
- drive shaft
- pressing board
- blocking mechanism
- paper blocking
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Abstract
A paper blocking mechanism comprises a paper blocking plate and a paper feed pallet and is characterized by comprising: a drive shaft connected with a power source and with a paper taking reel in a driving manner; a pull insert arranged on the drive shaft and swinging between a first position and a second position when the drive shaft rotates; and the paper blocking plate comprising a paper blocking part and arranged in the paper blocking mechanism by pin joint, wherein when the pull insert is at the first position, the pull insert butts the paper blocking plate so that the paper blocking part of the paper blocking mechanism is at one paper blocking position of the paper feed pallet; and when the pull insert is at the second position, the pull insert breaks away from the butting to the paper blocking plate which is at a releasing position in paper feed. The paper blocking mechanism can make use of the existing power driving mechanism to control the functions of the paper blocking plate and realize the paper blocking and releasing functions of the paper blocking plate, is reasonable in structural design, needs few elements, reduces cost and improves assembly convenience.
Description
Technical field
The invention belongs to the paper carrier of facsimile apparatus, scanner or chopping machine, be specifically related to a kind of paper blocking mechanism of automatic paper feeder.
Background technology
Present facsimile apparatus, scanner or chopping machine on the market, and the multifunction machine all with autoamtic paper feeding as its basic configuration function, automatic sheet feed mechanism adopts paper blocking mechanism (stopper) to finish paper usually and sets the position, its main function is to allow the user place paper to automatic sheet feed mechanism (ADF), and paper can be to the position of paper blocking mechanism and is produced the sensation that stops, stop at the appropriate location, make automatic paper feeder when grasping paper, be unlikely to cause the situation of once getting many (multi feed) or getting to take place less than paper (miss feed).
As U.S. Pat 6,893,013 provides a kind of machinery retaining paper apparatus of paper feed pallet, it connects the connecting rod mechanism 78 that a process transmission shaft 42 drives are set for 20 times at the paper feed pallet, the end of this connecting rod mechanism is provided with a cam set 80, and after the user places paper and when beginning to get paper, nationality is by transmission shaft drivening rod mechanism, make cam set 80 reach intermitten, make pressing board 54 can leave the paper feed path.Be somebody's turn to do so complicated mechanism, original paper is more, takes place easily to assemble and the positive motion problem.Its cost is also higher simultaneously, utilizes turning cylinder drivening rod mechanism not only to need the outside power source to carry out the accurate rotation control of transmission shaft, also can cause the increase of energy consumption and the complexity increase that transmission shaft rotates control.
The utility model content
The invention provides and a kind ofly can carry out the function control of pressing board by existing power-driven mechanism, realize the retaining paper of pressing board and the paper blocking mechanism of release function, its reasonable in design, required parts are less, only need install the simple components that matches with pressing board on existing transmission shaft can realize, has reduced cost and has improved property easy to assembly.
The invention provides a kind of paper blocking mechanism, comprise a paper feed pallet, it is characterized in that described paper blocking mechanism comprises:
One axle drive shaft connects a propulsion source and drives connection one and gets paper bowl;
Insert, be arranged on the described axle drive shaft, and when drive shaft turns, between the primary importance and the second place, swing for one group;
One pressing board comprises a paper stopping part, and described pressing board articulates the described paper blocking mechanism of what is set;
Wherein, dial and insert when being in primary importance, its conflict pressing board makes the paper stopping part of pressing board be in a retaining paper position of paper feed pallet; Insert when being in the second place for described group, dial and insert the conflict that breaks away from described pressing board, pressing board is in a releasing position when paper feed.
In one embodiment, insert by unidirectional spring connection for described group described axle drive shaft is set, the forward rotation of described axle drive shaft and backward rotation are in described unidirectional spring to loosen and screw state, and this unidirectional spring drives and connects described group and insert and make it be in the primary importance and the second place.
Described unidirectional spring suit is arranged on the described axle drive shaft, and a described group of slotting end suit connects described axle drive shaft, and unidirectional spring is by the unidirectional described axle drive shaft that is in transmission connection of an axle sleeve.
Among another embodiment, inserting for described group is a plectrum, and an end of described plectrum connects described axle drive shaft, conflict when the primary importance back of paper stopping part of described pressing board of the other end of described plectrum.
Offer a slotted eye on the described paper feed pallet, described pressing board is articulated in the described slotted eye, and the paper stopping part of described pressing board protrudes from the described paper feed pallet face.
Among the another embodiment, described paper stopping part is positioned at an end at the pivot joint position of pressing board, this pressing board other end is provided with a counterweight portion, described counterweight portion is under the situation of pressing board no conflict, its paper stopping part protrudes from the described paper feed pallet face and is in the releasing position, and under the promotion of feed-in paper on the paper feed pallet, this paper stopping part rotates under the paper feed pallet face.
Described axle drive shaft drive to connect by driving gear set gets paper bowl, and the described paper bowl of getting is arranged on the paper feed pallet face and fits the setting of paper feed pallet face.
Say that further described paper feed pallet comprises a paper-in sensor, this paper-in sensor is positioned at end face one side of described paper feed pallet.
But this paper blocking mechanism nationality reduces the element quantity of paper blocking mechanism by the running power of getting paper bowl originally; When the user places paper document to automatic paper feeder, produce barrier effect in the time of can be to the position of pressing board, it is stopped in position, and automatic paper feeder get paper bowl when grasping paper, the rotation of its axle drive shaft drives to dial to insert and it is discharged the restriction of pressing board is made automatic paper feeder smooth and easy carrying out when pushing away paper, can take into account the degree of belief that the user puts into paper document simultaneously.So, the present invention gets the paper blocking mechanism of paper axle drive shaft by integration, can effectively reduce cost and improve property easy to assembly.
The invention will be further elaborated below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the perspective view of paper blocking mechanism in the specific embodiment of the invention;
Fig. 2 is the cross-sectional view of paper blocking mechanism one state in the specific embodiment of the invention, dials slot this moment in primary importance;
Fig. 3 is the cross-sectional view of another state of paper blocking mechanism in the specific embodiment of the invention, dials slot this moment in the second place;
Fig. 4 is the cross-sectional view of another state of paper blocking mechanism behind the feed-in paper among Fig. 3.
The specific embodiment
This paper blocking mechanism can be facsimile apparatus, scanner, chopping machine, and the collocation mechanism of the automatic paper feeder of multifunctional paper feeding machine, is used for the paper location after paper is put into and the non-resistance got under the paper state discharges.
As Fig. 1, perspective view for paper blocking mechanism in the specific embodiment of the invention, this paper blocking mechanism is mainly by paper feed pallet 10, pressing board 30, axle drive shaft 40, dial and insert 51 compositions, paper feed pallet 10 has a paper and bears face, one pressing board 30 that articulates is set in the inboard of paper feed pallet, driving is got paper bowl 41 and is seen through gear cluster 42 and axle drive shaft 40 pivot joints, and axle drive shaft 40 also connects and is provided with one group and inserts 51, when carrying out paper feed, axle drive shaft 40 is under a propulsion source for example rotates under the driving of electrical motor, dial to insert 51 this moment and rotate thereupon and drive and get paper bowl 41 and rotates thereupon, be limited between two positions and dial slotting slewing area, i.e. the primary importance and the second place.
As Fig. 2 is the cross-sectional view of paper blocking mechanism one state in the specific embodiment of the invention; Dial to insert 51 when being positioned at primary importance, dial the paper stopping part 31 of an end conflict pressing board of inserting, make this paper stopping part 31 be erected in a retaining paper position of paper feed pallet 10, possess retaining paper function.After putting into paper this moment, the inward flange of paper is conflicted this paper stopping part 31 and is in a rational position.So can be convenient to rationally determining of paper position, guarantee to get accuracy and the reasonableness that paper bowl is got the paper operation.
Again as shown in Figure 3, Fig. 3 is the cross-sectional view of another state of paper blocking mechanism in the specific embodiment of the invention; When dial inserting 51 under the rotating drive of axle drive shaft 40, when rotating to the second place, to dial and insert 51 conflicts that broken away from pressing board 31, this pressing board 30 can articulate the position around it and freely rotate and be in the releasing position.And this kind situation, promptly axle drive shaft 40 situation of rotating then exactly axle drive shaft 40 drive when getting paper bowl 41 and getting the paper action,
As shown in Figure 4, it is the cross-sectional view of another state of paper blocking mechanism behind the feed-in paper among Fig. 3.So, be positioned at rational position the paper of getting 60 under the action of getting paper bowl 41 during feed-in, the paper stopping part 31 of pressing board rotates and abdicates the paper feed path around articulating the position under the driving of this paper edge, no longer possesses retaining paper function.
Among this embodiment, pressing board 30 articulates by pivot 32 and is arranged in the slotted eye 20 that paper feed pallet one side offers, pressing board 30 can further have a counterweight portion 33, this counterweight portion 33 lays respectively at the two ends that pressing board articulates the position with paper stopping part 31, this counterweight portion 33 can make the paper stopping part 31 of pressing board be in the position of retaining paper by the gravity of self all the time, but do not having under the effect of dialling slotting conflict, can drive by paper and abdicate the paper feed path.
As seen, this paper blocking mechanism is by being connected the slotting mode of dialling that the may command pressing board is in two states with the axle drive shaft of automatic paper feed, the retaining paper and the release function of few element have been realized, need not realize to have succinctly and accurately paper location and releasing effect by the driving propulsion source that adds.
As shown in Figures 2 and 3, in the specific embodiment, dial slotting 51 and can realize that the rotations of above-mentioned axle drive shaft are to dialling slotting 51 in the control of the primary importance and the second place by a unidirectional spring 53 and described axle drive shaft 40.Unidirectional spring 53 suits are arranged on the axle drive shaft 40, dial to insert an end of 51 also with axle drive shaft 40 suits, the installing of unidirectional spring overcoat put one with the axle sleeve 52 of axle drive shaft interlock, unidirectional spring 53 connects respectively dials slotting 51 and axle drive shaft 40.So, after paper feed action starting, when axle drive shaft 40 drives and gets paper bowl 41 and just changeing, dial to insert the less friction that 51 nationalitys provide by unidirectional spring 53 and be driven to the second place, this moment axle drive shaft 40 continue just changeing and dial insert 51 and one stop part (not shown) butt and no longer rotation present the state that loosens, 30 of pressing boards are in the releasing position, can freely realize getting the action of paper and paper feed.
After the paper feed action is finished, get paper bowl 41 and under the backward rotation of axle drive shaft 40, reverse, insert the paper stopping part 31 that utilizes screwing of unidirectional spring 53 and be rocked to fixed angle position conflict pressing board 30 downwards and dial, make pressing board performance limiting block paper function.
Further say, on this paper feed pallet a paper sensor 11 can be set, whether this paper sensor can have paper to place on the perception paper feed pallet 10, makes group slotting action that is in primary importance put into the location of paper thereby this axle drive shaft is produced.
Claims (7)
1. a paper blocking mechanism comprises a paper feed pallet, it is characterized in that described paper blocking mechanism comprises:
One axle drive shaft connects a propulsion source and drives connection one and gets paper bowl;
Insert, be arranged on the described axle drive shaft, and when drive shaft turns, between the primary importance and the second place, swing for one group; And
One pressing board comprises a paper stopping part, and described pressing board articulates and is arranged at described paper blocking mechanism;
Wherein, dial and insert when being in primary importance, its conflict pressing board makes the paper stopping part of pressing board be in a retaining paper position of paper feed pallet; Insert when being in the second place for described group, dial and insert the conflict that breaks away from described pressing board, pressing board is in a releasing position when paper feed; Insert to connect by a unidirectional spring for described group described axle drive shaft is set, the forward rotation of described axle drive shaft and backward rotation are in described unidirectional spring to loosen and screw state, and this unidirectional spring drives and connects described group and insert and make it be in the primary importance and the second place.
2. paper blocking mechanism according to claim 1 is characterized in that described unidirectional spring suit is arranged on the described axle drive shaft, and a described group of slotting end suit connects described axle drive shaft, and unidirectional spring is by the unidirectional described axle drive shaft that is in transmission connection of an axle sleeve.
3. paper blocking mechanism according to claim 1, it is characterized in that inserting for described group is a plectrum, an end of described plectrum connects described axle drive shaft, conflict when the primary importance back of paper stopping part of described pressing board of the other end of described plectrum.
4. paper blocking mechanism according to claim 1 is characterized in that offering a slotted eye on the described paper feed pallet, and described pressing board is articulated in the described slotted eye, and the paper stopping part of described pressing board protrudes from the described paper feed pallet face.
5. paper blocking mechanism according to claim 4, it is characterized in that described paper stopping part is positioned at an end at the pivot joint position of pressing board, this pressing board other end is provided with a counterweight portion, described counterweight portion is under the situation of pressing board no conflict, its paper stopping part protrudes from the described paper feed pallet face and is in the releasing position, and under the promotion of feed-in paper on the paper feed pallet, this paper stopping part rotates under the paper feed pallet face.
6. paper blocking mechanism according to claim 1 is characterized in that described axle drive shaft drive to connect by driving gear set to get paper bowl, and the described paper bowl of getting is arranged on the paper feed pallet face and fits the setting of paper feed pallet face.
7. paper blocking mechanism according to claim 1 is characterized in that described paper feed pallet comprises a paper-in sensor, and this paper-in sensor is positioned at end face one side of described paper feed pallet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101305839A CN101537936B (en) | 2009-03-30 | 2009-03-30 | Paper blocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101305839A CN101537936B (en) | 2009-03-30 | 2009-03-30 | Paper blocking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101537936A CN101537936A (en) | 2009-09-23 |
| CN101537936B true CN101537936B (en) | 2011-02-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101305839A Expired - Fee Related CN101537936B (en) | 2009-03-30 | 2009-03-30 | Paper blocking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101537936B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI422493B (en) * | 2011-03-25 | 2014-01-11 | Primax Electronics Ltd | Sheet stopper |
| CN104199262A (en) * | 2014-08-08 | 2014-12-10 | 珠海赛纳打印科技股份有限公司 | Paper stop mechanism, paper feeding part, image forming device and paper feeding method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111606088B (en) * | 2019-02-25 | 2022-02-01 | 深圳市亿和精密科技集团有限公司 | Detachable paper taking device |
| CN113199519A (en) * | 2021-06-07 | 2021-08-03 | 无锡市凌铭机械科技有限公司 | Honeycomb core paper cutter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5950050A (en) * | 1998-01-19 | 1999-09-07 | Mita Industrial Co., Ltd. | Image forming apparatus |
| CN101054135A (en) * | 2006-04-14 | 2007-10-17 | 东友科技股份有限公司 | Paper supplying mechanism and paper feeding device using the same |
| CN201002895Y (en) * | 2007-01-25 | 2008-01-09 | 崴强科技股份有限公司 | Paper taking out mechanism |
| CN201021418Y (en) * | 2007-03-16 | 2008-02-13 | 崴强科技股份有限公司 | Paper taking machine |
| CN201024000Y (en) * | 2007-04-05 | 2008-02-20 | 崴强科技股份有限公司 | Paper extraction device with paper blocking function |
-
2009
- 2009-03-30 CN CN2009101305839A patent/CN101537936B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5950050A (en) * | 1998-01-19 | 1999-09-07 | Mita Industrial Co., Ltd. | Image forming apparatus |
| CN101054135A (en) * | 2006-04-14 | 2007-10-17 | 东友科技股份有限公司 | Paper supplying mechanism and paper feeding device using the same |
| CN201002895Y (en) * | 2007-01-25 | 2008-01-09 | 崴强科技股份有限公司 | Paper taking out mechanism |
| CN201021418Y (en) * | 2007-03-16 | 2008-02-13 | 崴强科技股份有限公司 | Paper taking machine |
| CN201024000Y (en) * | 2007-04-05 | 2008-02-20 | 崴强科技股份有限公司 | Paper extraction device with paper blocking function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI422493B (en) * | 2011-03-25 | 2014-01-11 | Primax Electronics Ltd | Sheet stopper |
| CN104199262A (en) * | 2014-08-08 | 2014-12-10 | 珠海赛纳打印科技股份有限公司 | Paper stop mechanism, paper feeding part, image forming device and paper feeding method |
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| Publication number | Publication date |
|---|---|
| CN101537936A (en) | 2009-09-23 |
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Granted publication date: 20110209 Termination date: 20120330 |