CN1172831C - Automatic paper feeding mechanism with automatic regulation function - Google Patents
Automatic paper feeding mechanism with automatic regulation function Download PDFInfo
- Publication number
- CN1172831C CN1172831C CNB011106700A CN01110670A CN1172831C CN 1172831 C CN1172831 C CN 1172831C CN B011106700 A CNB011106700 A CN B011106700A CN 01110670 A CN01110670 A CN 01110670A CN 1172831 C CN1172831 C CN 1172831C
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- China
- Prior art keywords
- ball
- cardboard
- automatic carriage
- minute
- pickup roller
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- Expired - Fee Related
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Abstract
The present invention relates to an automatic paper feeding mechanism with the automatic regulation function, which is used for feeding files into a processing device for subsequent processing. The automatic paper feeding mechanism comprises a paper dividing plate, a paper taking roller and a regulation column, wherein a channel is formed between the paper dividing plate and the paper taking roller to lead the files to pass through the channel by means of the friction driving of the paper taking roller. A first end of the regulation column is fixedly connected to the paper dividing plate. When non-uniform force which is applied to the paper dividing plate by the paper taking roller, the paper dividing plate can deviate by using a second end of the regulation column as a fulcrum because of the non-uniform force. Thus, the force which is applied to the paper dividing plate by the paper taking roller is regulated.
Description
Technical field
The present invention relates to a kind of automatic carriage, refer to a kind of automatic carriage especially, can obtain the stabilized uniform positive force when the paper feeding with automatically regulating function.
Background technology
Automatic feed is that multiple business machine possesses and essential function, and for example facsimile apparatus, photoprinter, chopping machine or scanning device all have automatic carriage (ADF) so that the paper in the paper box is sent in the machine body one by one.
See also Fig. 1, it expresses a kind of traditional automatic carriage.This automatic carriage comprises an ADF body 11, a pickup roller 12, one minute a cardboard 13 and a compression spring 14.When getting paper action beginning, according to the difference of paper sheet thickness,, enter branch cardboard 13 one by one in regular turn by the adjusting of compression spring 14, and by and the frictional force drives of 12 of pickup rollers advance, and send in the machine body xerox, scan, required processing such as fax.
In automatic carriage commonly used, this minute cardboard 13 supports of spring 14 by compression, and borrow sending in regular turn of its auxiliary adjustment paper, therefore, this compression spring 14 must meet support strength and the average requirement that disperses roller pressure simultaneously, otherwise can produce the problem of underbraced or overlapping paper feed.Even so, the control of the manufacturing of automatic carriage and/or stack-mounted tolerance is not easy, still often causes the left and right sides pressure difference of pickup roller 12 on minute cardboard, makes separation strength inequality, thereby the situation of overlapping paper feed takes place easily.
Summary of the invention
Therefore, a purpose of the present invention is to provide a kind of automatic carriage with automatically regulating function, and it puts on strength on the branch cardboard in pickup roller and allows to divide cardboard a small a bit beat when inhomogeneous, so that the positive force of separation is kept evenly.
Another object of the present invention is to provide a kind of automatic carriage with automatically regulating function, it can use the spring that matter is soft and compression stroke is long under the situation that does not influence support strength, make and the tolerance of assembling to sponge, make the positive force of separation even.
A first aspect of the present invention relates to a kind of automatic carriage with automatically regulating function, carries out subsequent treatment in the processing equipment in order to a file is sent into.This automatic carriage comprises one fen cardboard; One pickup roller, and form a passage between this minute cardboard makes this document by the friction-driven of this pickup roller and by this passage; An and adjustable column, its first end is solidly connected to this minute cardboard, its second end is connected to the body of this automatic carriage in the socket and ball joint mode, put on strength on this minute cardboard when inhomogeneous in this pickup roller whereby, drive this minute cardboard skew, put on strength on this minute cardboard thereby regulate this pickup roller.
The better one, this automatic carriage comprises a compression spring in addition, is connected in this minute cardboard, when entering this passage when this document, make this minute cardboard press this document with this pickup roller closed contact.This compression spring can be positioned at the same side of branch cardboard with this adjustable column, and is positioned at the not homonymy of branch cardboard with this pickup roller.Better person, this minute cardboard on the surface of this pickup roller, have a sheet rubber, further to help the closed contact of this document and this pickup roller.
In one embodiment, second end of this adjustable column and the body of this automatic carriage form socket and ball joint structure (ball-and-socket joint), this adjustable column can be pivoted and drive this minute cardboard and carry out the skew of two dimension at least.
This socket and ball joint structure for example comprises a ball, is positioned at the end of this adjustable column; And a bearing, constitute the part of this automatic carriage body, in order to taking in this ball, its inner and the contacted surface of this ball are level and smooth sphere, in order to this ball in wherein freely rotating.This bearing can comprise two flexible seat pillars of erectting relatively, forms an ampuliform space between the two, and when this ball and the combination of this bearing, this ball struts bottleneck portion and enters the body part, and is placed in it.
The better one, the bottleneck portion in this ampuliform space is infundibulate, enters the body part to guide the bottleneck portion of this ball by this ampuliform space.
In the present invention, this adjustable column can select with this minute cardboard integrally formed so that make and assembling.
Automatic carriage of the present invention can be used in facsimile apparatus, photoprinter, chopping machine or the scanning device, carries out subsequent treatment in order to present an original copy to corresponding facsimile unit, Photomechanical printing apparatus or scanner device.Certainly, this automatic carriage also can be in order to present paper blank to for example photoprinter or other machine.
Another aspect of the present invention relates to a kind of automatic carriage with automatically regulating function, comprises one fen cardboard; One pickup roller, and form a passage between this minute cardboard makes this document by the friction-driven of this pickup roller and by this passage; And a socket and ball joint structure, be connected to this minute cardboard, put on strength on this minute cardboard in this pickup roller and pivot when inhomogeneous, be offset and drive this minute cardboard, put on strength on this minute cardboard so as to regulating this pickup roller.
The better one, this automatic carriage also comprises a compression spring, is connected in this minute cardboard, when entering this passage when this document, make this minute cardboard press this document with this pickup roller closed contact.
The better one, this socket and ball joint structure can but not necessarily to carry out the pivot of two dimension at least simultaneously, before and after for example can carrying out individually or simultaneously and/or about pivot.
The preferable ball that comprises of this socket and ball joint structure is solidly connected to this minute cardboard; And a bearing, constitute the part of this automatic carriage body, in order to taking in this ball, its inner and the contacted surface of this ball are level and smooth sphere, in order to this ball in wherein freely rotating.This bearing can comprise two flexible seat pillars of erectting relatively, forms an ampuliform space between the two, and when this ball and the combination of this bearing, this ball struts bottleneck portion and enters the body part, and is placed in it.The better one, the bottleneck portion in this ampuliform space is infundibulate, enter the body part to guide the bottleneck portion of this ball by this ampuliform space, and the shoulder of this body is a circular arc, in order to this ball in wherein freely rotating.
The better one, this ball and this minute cardboard integrally formed.
The better one, this minute cardboard on the surface of this pickup roller, have a sheet rubber, to help the closed contact of file and this pickup roller.
Description of drawings
Describe preferred embodiment of the present invention in detail below in conjunction with accompanying drawing, so that more in depth understand the present invention.
Fig. 1 represents the generalized section of known automatic carriage.
Fig. 2 is the generalized section of an embodiment of automatic carriage of the present invention.
It is the different directions block diagram of the separation regulating plate of automatic carriage among Fig. 2 for Fig. 3 a and 3b.
It is the separation regulating plate and the socket and ball joint structure stack-mounted front elevation of automatic carriage among Fig. 2 for Fig. 4 a.
It is section top view along the A-A ' line of socket and ball joint structure among Fig. 4 a for Fig. 4 b.
The specific embodiment
See also Fig. 2, its signal presents an embodiment of automatic carriage of the present invention.The automatic carriage of this embodiment comprises an ADF body 21, a pickup roller 22, a separation regulating plate 23 and a compression spring 24.This separation regulating plate 23 comprises one minute cardboard 231, a sheet rubber 232 and an adjustable column 233.This minute, there were two locating dowel pins 235 cardboard 231 tops, can be for the sheet rubber 232 rapid positioning combination that gone up gum, this minute cardboard 231 belows one spring set pin 236 is arranged, can hold and fix this compression spring 24.One end of this adjustable column 233 and this minute cardboard 231 affixed, the other end then is a ball 234.Above combination of elements situation is asked for an interview Fig. 3 a and 3b.Bearing mechanism 26 on this ball and this ADF body 21 forms socket and ball joint structure.This bearing 26 comprises two flexible seat pillars of erectting relatively 261, forms an ampuliform space 262 between the two, and when this ball 234 made up with this bearing 26, this ball 234 strutted bottleneck portion 263 and enters body part 264, and is placed in it.Wherein, the bottleneck portion 263 in this ampuliform space is infundibulate, enter body part 264 to guide the bottleneck portion of this ball 234 by this ampuliform space, and the shoulder 265 of this body is a circular arc, in wherein freely rotating, ask for an interview Fig. 4 a and 4b in order to this ball 234.By the running of this socket and ball joint structure, this adjustable column 233 just can pivot in this bearing 26, thus drive this minute cardboard 231 carry out before and after and/or about beat.
Please consult Fig. 2 again, when getting paper action beginning, difference according to file thickness, adjusting by compression spring 24, enter in regular turn one by one in the passage 25 of 22 of branch cardboard 231 and pickup rollers, and auxiliary by sheet rubber 232, make 22 of this document and this pickup rollers be closed contact, and be subjected to the friction-driven of pickup roller 22 and advance, xerox to send in the machine body, scan, required processing such as fax.
In file delivery procedure, if pickup roller 22 evenly forces on the branch cardboard 231, then file can be successfully one connect one in regular turn by this passage 25, and the situation of unlikely generation paper deflection or overlapping paper feed.Yet, because of the control of the manufacturing of automatic carriage and/or stack-mounted tolerance and be not easy, therefore idol has the different situation of the left and right sides pressure of pickup roller 22 on minute cardboard 231 to produce, thereby make separation strength inequality, at this moment, just can be by the running of this socket and ball joint structure, make this minute cardboard 231 carry out in response to the uneven situation of separation strength before and after and/or about beat.By the appropriate beat of this minute cardboard, the positive force that pickup roller 22 is put on the branch cardboard 231 is kept evenly.Therefore, can avoid the situation of paper deflection or overlapping paper feed.
In a preferred embodiment, this minute cardboard 231, this adjustable column 233 and this ball 234 can be one of the forming, make and the stack-mounted program to simplify.In addition, the assembling of the socket and ball joint structure that is constituted with ball and bearing is very easy, is another advantage of the present invention.In addition, because this adjustable column can be shared the support works of branch cardboard jointly with this compression spring, so this compression spring can be selected the soft compression stroke elder of matter that is commonly used.Thus, this compression spring just can sponge to be made and the tolerance of assembling, and makes the positive force of separation more become even.
The present invention has described preferred embodiment, yet is not to be used for limiting the present invention, anyly is familiar with this those skilled in the art, and modification of being done and improvement without departing from the spirit and scope of the present invention should be considered as belonging in the claim scope of the present invention.
Claims (15)
1. the automatic carriage with automatically regulating function carries out subsequent treatment in order to a file is sent in the processing equipment, and it comprises:
One fen cardboard;
One pickup roller, and form a passage between this minute cardboard makes this document by the friction-driven of this pickup roller and by this passage; And
One adjustable column, its first end is solidly connected to this minute cardboard, its second end is connected to the body of this automatic carriage in the socket and ball joint mode, put on strength on this minute cardboard when inhomogeneous in this pickup roller whereby, drive this minute cardboard skew, put on strength on this minute cardboard thereby regulate this pickup roller.
2. automatic carriage as claimed in claim 1 also comprises a compression spring, be connected in this minute cardboard and body between, when entering this passage when this document, make this minute cardboard press this document with this pickup roller closed contact.
3. automatic carriage as claimed in claim 2, wherein this compression spring and this adjustable column system is positioned at the same side of branch cardboard, and is positioned at the not homonymy of branch cardboard with this pickup roller.
4. automatic carriage as claimed in claim 1, wherein the body of second end of this adjustable column and this automatic carriage forms socket and ball joint structure, this adjustable column is pivoted and drives this minute cardboard and carries out the skew of two dimension at least.
5. automatic carriage as claimed in claim 4, wherein this socket and ball joint structure comprises:
One ball is positioned at the end of this adjustable column; And
One bearing constitutes the part of this automatic carriage body, and in order to taking in this ball, its inner and the contacted surface of this ball are level and smooth sphere, in order to this ball in wherein freely rotating.
6. automatic carriage as claimed in claim 5, wherein this bearing comprises two flexible seat pillars of erectting relatively, forms an ampuliform space between the two, when this ball and the combination of this bearing, this ball struts bottleneck portion and enters the body part, and is placed in it; And the bottleneck portion in this ampuliform space is infundibulate, enters the body part to guide the bottleneck portion of this ball by this ampuliform space.
7. automatic carriage as claimed in claim 1, wherein this adjustable column and this minute cardboard integrally formed, and this document is the one scan original copy.
8. as the automatic carriage of claim 10, wherein this processing equipment that carries out subsequent treatment is a facsimile unit, a Photomechanical printing apparatus or one scan apparatus.
9. automatic carriage with automatically regulating function comprises:
One fen cardboard;
One pickup roller, and form a passage between this minute cardboard makes this document by the friction-driven of this pickup roller and by this passage; And
One socket and ball joint structure is connected to this minute cardboard, puts on strength on this minute cardboard in this pickup roller and pivots when inhomogeneous, is offset and drive this minute cardboard, puts on strength on this minute cardboard so as to regulating this pickup roller.
10. automatic carriage as claimed in claim 9 also comprises a compression spring, be connected in this minute cardboard and body between, when entering this passage when this document, make this minute cardboard press this document with this pickup roller closed contact.
11. automatic carriage as claimed in claim 9, wherein this socket and ball joint structure can carry out the pivot of two dimension at least, and this socket and ball joint structure comprises:
One ball is solidly connected to this minute cardboard; And
One bearing constitutes the part of this automatic carriage body, and in order to taking in this ball, its inner and the contacted surface of this ball are level and smooth sphere, in order to this ball in wherein freely rotating.
12. as the automatic carriage of claim 11, wherein this bearing comprises two flexible seat pillars of erectting relatively, forms an ampuliform space between the two, when this ball and the combination of this bearing, this ball struts bottleneck portion and enters the body part, and is placed in it.
13. automatic carriage as claim 12, wherein the bottleneck portion in this ampuliform space is infundibulate, enter the body part to guide the bottleneck portion of this ball by this ampuliform space, and the shoulder of this body is a circular arc, in order to this ball in wherein freely rotating.
14. as the automatic carriage of claim 11, wherein this ball and this minute cardboard integrally formed.
15. automatic carriage as claimed in claim 9, wherein cardboard has a sheet rubber this minute on the surface of this pickup roller, to help the closed contact of file and this pickup roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011106700A CN1172831C (en) | 2001-04-16 | 2001-04-16 | Automatic paper feeding mechanism with automatic regulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011106700A CN1172831C (en) | 2001-04-16 | 2001-04-16 | Automatic paper feeding mechanism with automatic regulation function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1381391A CN1381391A (en) | 2002-11-27 |
| CN1172831C true CN1172831C (en) | 2004-10-27 |
Family
ID=4658747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011106700A Expired - Fee Related CN1172831C (en) | 2001-04-16 | 2001-04-16 | Automatic paper feeding mechanism with automatic regulation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1172831C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100815582B1 (en) * | 2004-01-29 | 2008-03-20 | 삼성전자주식회사 | paper feed apparatus |
| JP6188329B2 (en) * | 2013-01-11 | 2017-08-30 | キヤノン株式会社 | Sheet feeding apparatus and image forming apparatus |
| CN103612927A (en) * | 2013-10-17 | 2014-03-05 | 艾塔斯科技（镇江）有限公司 | Medical printer paper distributor and control method thereof |
| CN109658585B (en) * | 2017-10-11 | 2020-07-24 | 山东新北洋信息技术股份有限公司 | Paper kicking assembly, paper separating mechanism and paper money processing device |
| CN110510193A (en) * | 2019-10-08 | 2019-11-29 | 上海伟星新型建材有限公司 | A kind of label automatic release device |
-
2001
- 2001-04-16 CN CNB011106700A patent/CN1172831C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1381391A (en) | 2002-11-27 |
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| C10 | Entry into substantive examination | ||
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| C06 | Publication | ||
| PB01 | Publication | ||
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| ASS | Succession or assignment of patent right |
Owner name: GUANGBAO TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XULI CO., LTD. Effective date: 20040205 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20040205 Address after: Taiwan City, Taipei Applicant after: Lite-On Technology Corporation Address before: Taiwan City, Taipei Applicant before: Xuli Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041027 Termination date: 20130416 |