CN2719785Y - Paper feeding mechanism capable of dynamically adjusting paper taking angle - Google Patents
Paper feeding mechanism capable of dynamically adjusting paper taking angle Download PDFInfo
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- CN2719785Y CN2719785Y CN 200420074020 CN200420074020U CN2719785Y CN 2719785 Y CN2719785 Y CN 2719785Y CN 200420074020 CN200420074020 CN 200420074020 CN 200420074020 U CN200420074020 U CN 200420074020U CN 2719785 Y CN2719785 Y CN 2719785Y
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- paper
- angle
- disc
- getting
- type printer
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Abstract
The utility model relates to a paper feeding mechanism which can dynamically adjust paper fetching angle and comprises a paper bearing disk, a paper fetching roller, a burst slice and a torsion spring, wherein, the paper bearing disk can contain multiple sheets of paper to be printed, a paper feeding opening is arranged at one side, a cantilever extends from the bottom side of the paper bearing disk, is pivoted with a printing device and rotates relative to the printing device; the paper fetching roller is arranged next to the paper feeding opening of the paper bearing disk, the burst slice is movably arranged next to the paper feeding opening of the paper bearing disk and cooperates with the paper fetching roller to clamp and fetch the paper sheets into the printing device; the torsion spring comprises a first elastic arm, and a second elastic arm which deploys displacing angle relative to the first elastic arm under the effect of the elastic force. The first elastic arm is connected with the printing device, and the second elastic arm abutts the bottom side of the paper bearing disk; when the number of the paper sheets is reduced, the displacing angle between the second elastic arm and the first elastic arm increases, which drives the paper bearing disk to rotate, and the rotating angle of the paper bearing disk relative to the printing device can increase. The utility model has the advantage that the paper fetching angle can be accurately adjusted.
Description
Technical field
The utility model relates to a kind of paper delivery mechanism, relates in particular to a kind of foundation and holds the quantity for the treatment of print paper in the paper disc and dynamically adjust and get the paper delivery mechanism of paper angle.
Background technology
The use, particularly letter of paper and the contact of various file mostly are dependent in the running of general industry office, need print, xerox or fax.By and large, business machine that industrial community is common such as duplicator, ink jet type, laser printer (Printer), facsimile apparatus (Fax), scanner (Scanner) etc. all are required paper to be sent into print in the business machine or the input of information.Unusable paper so in large quantities, the quality of its printing and the efficient of operation are the emphasis that the relevant manufacture of business machine is developed always.
In order to the conveyer of conveyance of sheets, particularly avoid producing paper jam phenomenon and the correct single paper of gripping in this type of business machine, be the important directions of industry research and development.As for the correlation technique of sheet feeding, announce No. 4212456 (being called for short 456 cases) and No. 5718424 (being called for short 424 cases) or the like as TaiWan, China patent announcement No. 529873 (being called for short 873 cases), US Patent, will be in hereinafter being illustrated one by one.873 cases disclose a kind of " autoamtic paper feeding roller pressure regulating mechanism ", please refer to Fig. 1, the technical characterstic of this case is in holding paper box 100 belows plate 110 to be set, the two ends of plate 110 are provided with first spring 120 respectively and are connected with in second spring 130 that holds paper box 100, the position, stage casing of plate 110 is provided with fulcrum 140, hold the paper feed angle of paper box 100 by the pressure adjustment that leverage and first spring 120, the deformation pressure variation of second spring 130 of plate 110 are adjusted between paper distributing roller and paper distributing card, and reach the purpose of separation.
Middle section, 456 cases employed paper box below is provided with pivot, and makes paper box type printer rotation relatively; The paper box below is provided with elastic panel, and in the paper inlet port place of paper box front end assembling pressure spring, adjusts the paper feed angle of paper box by elastic panel and pressure spring.424 cases are the paper inlet ports in paper box, and the pressure plate of paper-feed and movable rotation is set, and are provided with elastic element in an end of pressure plate.Push pressure plate and the interlock elastic element by paper, make to have the different paper gap pattern characteristics for this reason of getting between paper-feed and pressure plate.
The utility model content
The utility model is improved based on the operating principle of case before above-mentioned, and propose that a kind of element is less, action more simple direct, be easy to assemble maintenance can dynamically adjust the paper delivery mechanism of getting the paper angle.
Can dynamically adjust the paper delivery mechanism of getting the paper angle according to of the present utility model, can be applicable to type printers such as chopping machine, facsimile apparatus, scanning machine and multifunctional paper feeding machine, consist predominantly of and hold paper disc, pickup roller, paper distributing card and torsion spring.Wherein hold paper disc and can be installed with many and treat print paper, and offer paper feeding port in a side.The bottom side of holding paper disc is extended with cantilever, in order to being articulated in type printer, and make hold paper disc relatively this type printer produce rotation.Pickup roller is disposed at the contiguous place of this paper feeding port of holding paper disc.Paper distributing card is disposed at the contiguous place of this paper feeding port of holding paper disc with mobilizable relation, and the gripping paper enters type printer in order to the collocation pickup roller.Torsion spring includes first elasticity arm and second elasticity arm, and second elasticity arm is influenced by elastic force and relative first elasticity arm launches that a specific displacement angle is arranged, and wherein first elasticity arm is connected with in type printer, and second elasticity arm then contacts at the bottom side of holding paper disc.When holding paper that paper disc is installed with and reduce because of use, the displacement angle between second elasticity arm and first elasticity arm will increase gradually, and then affect that to hold paper disc be the center of circle with the cantilever, make hold paper disc relatively the anglec of rotation of this type printer also increase thereupon.
According to above-mentioned conception can dynamically adjust the paper delivery mechanism of getting the paper angle, wherein this type printer also includes a rotating shaft, is nested with for this torsion spring.
According to above-mentioned conception can dynamically adjust the paper delivery mechanism of getting the paper angle, wherein this cantilever includes a rotating shaft, is nested with for this torsion spring.
According to above-mentioned conception can dynamically adjust the paper delivery mechanism of getting the paper angle, wherein also include an elastic element, be disposed at a side of this paper distributing card, but so that this paper distributing card normality is taken touches in this pickup roller.
According to above-mentioned conception can dynamically adjust the paper delivery mechanism of getting the paper angle, wherein this pickup roller is coated with a rubber layer.
According to above-mentioned conception can dynamically adjust the paper delivery mechanism of getting the paper angle, wherein this type printer has the block piece that can conflict for this first elastic arm.
So hold the interior paper of paper disc more for a long time, the angle that holds paper disc is comparatively mild; If when holding paper in the paper disc and reducing gradually because of use, subsides are touched in second elasticity arm of the torsion spring that holds paper disc and are subjected to less paper weight, and make the displacement angle increase between first elasticity arm and second elasticity arm and then promote to hold paper disc, the holding paper disc and will present the comparatively precipitous paper angle of getting of this moment, the paper that holds in the paper disc will be easier to enter the separation district.
Of the present utility modelly can dynamically adjust the paper delivery mechanism of getting the paper angle, utilize the torsion spring that does not produce action via other member, directly contact at the bottom side of holding paper disc, its action contact surface is more direct and complete, and the number of paper of depositing in the paper disc is held in reaction more quickly and accurately, that dynamically adjusts paper gets the paper angle, avoids the improper paper situation of getting of the most paper of gripping, or can't obtain the operational misstep situation of paper.
For above-mentioned purpose of the present utility model and other purpose, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. is described in detail below.
Description of drawings
Fig. 1 is the scheme drawing of known sheet feeding.
Fig. 2 can dynamically adjust the first action scheme drawing of the paper delivery mechanism of getting the paper angle for the utility model.
Fig. 3 can dynamically adjust the second action scheme drawing of the paper delivery mechanism of getting the paper angle for the utility model.
10: hold paper disc 11: paper feeding port 12: cantilever
20: pickup roller 30: 31: the first elasticity arms of torsion spring
Elasticity arm 33 in 32: the second: displacement angle 40: paper distributing card
50: elastic element 60: paper 70: rotating shaft
80: block piece 90: put reference plane 95: get the paper angle
100: paper box 110: 120: the first springs of plate
The specific embodiment
Can dynamically adjust the paper delivery mechanism of getting the paper angle according to of the present utility model, please refer to Fig. 2 and Fig. 3 composition of the present utility model is described.The utility model can be applicable to type printers such as chopping machine, facsimile apparatus, scanning machine and multifunctional paper feeding machine, mainly includes to hold paper disc 10, pickup roller 20, torsion spring 30 and paper distributing card 40.Hold paper disc 10 and open 60 in order to be installed with plurality of sheets of paper, the one side offers paper feeding port 11, can enter the type printer (not shown) for the paper 60 that holds in the paper disc 10.The bottom side of holding paper disc 10 is extended with cantilever 12, is articulated in type printer so that hold paper disc 10 relatively type printer produce and to rotatablely move.Pickup roller 20 is coated with rubber layer, can increase the friction force of gripping paper 60, pickup roller 20 is disposed at the contiguous place of the paper feeding port of holding paper disc 10, paper distributing card 40 is corresponding to pickup roller 20, be disposed at paper feeding port 11 places of holding paper disc 10 with mobilizable relation, gripping paper 60 enters type printer in order to collocation pickup roller 20.Paper distributing card 40 is provided with an elastic element 50 corresponding to the opposite side of pickup roller 20, makes its normality touch pickup roller 20 in order to ejection paper distributing card 40.Torsion spring 30 includes first elasticity arm 31 and second elasticity arm, 32, the first elasticity arms 31 contact at type printer, and is subjected to block piece 80 and is limited to produce displacement, and second elasticity arm 32 is fitted and tightly invested the bottom side of holding paper disc 10.First elasticity arm 31 of torsion spring 30 is that relative expansion has a displacement angle 33 with second elasticity arm 32.As for the installation position of torsion spring 30 might not, the better one can establish a rotating shaft 70 as shown in Figure 2 in type printer, be nested with torsion spring 30 for cantilever 12, pickup roller 20.In fact rotating shaft 70 can be formed on the cantilever 12 for torsion spring 30 sockets, the utility model does not limit to the installation position of rotating shaft 70 and torsion spring 30 yet.
Please cooperate again with reference to figure 3, when holding paper disc 10 stored paper 60 and reduce because of use quantity, displacement angle 33 between second elasticity arm 32 and first elasticity arm 31 will increase gradually, and then to affect lifting to hold paper disc 10 be the center of circle with the rotating shaft 70 that cantilever 12 1 ends are connected with, relatively this type printer produces rotation, and the anglec of rotation of holding paper disc 10 also increases along with the variation of displacement angle 33.In other words, the paper 60 in holding paper disc 10 more for a long time, hold between the storing reference plane 90 of paper disc 10 and type printer to get paper angle 95 comparatively mild; When the paper 60 in holding paper disc 10 reduces gradually because of use, the weight that is subjected to less paper 60 in second elasticity arm 32 of the torsion spring 30 that holds paper disc 10 is touched in subsides, and the displacement angle 33 that makes 32 of first elasticity arm 31 and second elasticity arms increases and then promote to hold paper disc 10, the paper disc 10 of holding of this moment accompanies the comparatively precipitous paper angle 95 of getting with putting reference plane 90, and the paper 60 that hold in the paper disc 10 will be easier to enter type printer.
Of the present utility modelly can dynamically adjust the paper delivery mechanism of getting the paper angle, its torsion spring 30 directly contacts at the bottom side of holding paper disc 10, the action contact surface is direct and complete, can more rapid, accurate reflection hold paper 60 quantity of depositing in the paper disc 10, dynamically adjust and get paper angle 95, avoid the improper paper situation of getting of the most paper 60 of gripping, or can't obtain the operational misstep situation of paper 60.
The above only is the utility model preferred embodiment wherein, is not to be used for limiting practical range of the present utility model; Be that all equalizations of being done according to the utility model claim change and modification, be all the utility model claim and contain.
Claims (6)
1. can dynamically adjust the paper delivery mechanism of getting the paper angle for one kind, be assemblied in a type printer, it is characterized in that including:
One is installed with the paper disc that holds that plurality of sheets of paper opens, and this side of holding paper disc has a paper feeding port, and this bottom side of holding paper disc be extended with one be articulated in this type printer so that this hold paper disc relatively this type printer produce the cantilever of rotation;
One pickup roller is disposed at the contiguous place of this paper feeding port of holding paper disc;
One collocation this pickup roller and the gripping paper enters the paper distributing card of this type printer is disposed at the contiguous place of this paper feeding port of holding paper disc with mobilizable relation; And
One torsion spring, have one first elasticity arm and one second elasticity arm, this second elasticity arm influenced by an elastic force and relatively this first elasticity arm launch that a displacement angle is arranged, wherein this first elasticity arm is located at this type printer, this second elasticity arm contacts at the bottom side that this holds paper disc.
2. as claimed in claim 1ly can dynamically adjust the paper delivery mechanism of getting the paper angle, it is characterized in that, this type printer also includes a rotating shaft that is nested with for this torsion spring.
3. as claimed in claim 1ly can dynamically adjust the paper delivery mechanism of getting the paper angle, it is characterized in that, this cantilever includes a rotating shaft that is nested with for this torsion spring.
4. as claimed in claim 1ly can dynamically adjust the paper delivery mechanism of getting the paper angle, it is characterized in that, make this paper distributing card normality take the elastic element that touches in this pickup roller, be disposed at a side of this paper distributing card but also include one.
5. as claimed in claim 1ly can dynamically adjust the paper delivery mechanism of getting the paper angle, it is characterized in that this pickup roller is coated with a rubber layer.
6. as claimed in claim 1ly can dynamically adjust the paper delivery mechanism of getting the paper angle, it is characterized in that, this type printer has the block piece that can conflict for this first elastic arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420074020 CN2719785Y (en) | 2004-08-02 | 2004-08-02 | Paper feeding mechanism capable of dynamically adjusting paper taking angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420074020 CN2719785Y (en) | 2004-08-02 | 2004-08-02 | Paper feeding mechanism capable of dynamically adjusting paper taking angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2719785Y true CN2719785Y (en) | 2005-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420074020 Expired - Lifetime CN2719785Y (en) | 2004-08-02 | 2004-08-02 | Paper feeding mechanism capable of dynamically adjusting paper taking angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2719785Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449208A (en) * | 2012-05-31 | 2013-12-18 | 颜立锋 | Synchronous embedded high-speed separating device |
| CN105905638A (en) * | 2016-06-25 | 2016-08-31 | 西南民族大学 | Paper conveying device |
| CN111689240A (en) * | 2020-04-29 | 2020-09-22 | 鲁帅东 | Automatic Buddha incense separating device |
-
2004
- 2004-08-02 CN CN 200420074020 patent/CN2719785Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449208A (en) * | 2012-05-31 | 2013-12-18 | 颜立锋 | Synchronous embedded high-speed separating device |
| CN105905638A (en) * | 2016-06-25 | 2016-08-31 | 西南民族大学 | Paper conveying device |
| CN111689240A (en) * | 2020-04-29 | 2020-09-22 | 鲁帅东 | Automatic Buddha incense separating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140802 Granted publication date: 20050824 |