CN2891528Y - Automatic paper feeder with file control rollers - Google Patents
Automatic paper feeder with file control rollers Download PDFInfo
- Publication number
- CN2891528Y CN2891528Y CN 200620040484 CN200620040484U CN2891528Y CN 2891528 Y CN2891528 Y CN 2891528Y CN 200620040484 CN200620040484 CN 200620040484 CN 200620040484 U CN200620040484 U CN 200620040484U CN 2891528 Y CN2891528 Y CN 2891528Y
- Authority
- CN
- China
- Prior art keywords
- rolling wheel
- file control
- control rolling
- file
- conveying apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Delivering By Means Of Belts And Rollers (AREA)
- Facsimiles In General (AREA)
Abstract
Disclosed is an automatic form feeding device with file control roller which comprises a front paper feed roller train, a rear feed roller train, a file control roller and a mobile mechanism, wherein the file control roller is positioned between the front paper feed roller train and the rear feed roller train, the file control roller is arranged on the scanning window and kept apart from the scanning window, the front paper feed roller train feed the file through the scanning window to the rear paper feed roller train, the file control roller is rotated to assist in moving the file and make the file press close to the scanning window, and the file control roller can be moved to adjust the size of the clearance. Thereby, the scanning module which is arranged beneath the scanning window is capable of scanning the screenage of the file.
Description
Technical field
The utility model relates to a kind of automatic paper conveying apparatus with file control rolling wheel, relates in particular to the automatic paper conveying apparatus that a kind of roller that utilizes rotation comes control documents to drop in the depth of field of scan module and reduces rolling wheel wear.
Background technology
In traditional automatic paper conveying apparatus, utilize roller to come feed documents to pass through scanning window usually, come the image of scanning document for the scan module that is positioned at the scanning window below.The quality of scanning of document image is relevant with the depth of field of scan module.File during the big more depth of field then allows to present more can be smooth in scanning window fully, and the file during the more little depth of field does not then allow to present more breaks away from scanning window.
When file passed through scanning window, for effective control documents drops in the field depth of scan module, it was to utilize roller to come the contact scanning window that a kind of traditional scanner is arranged.When file passed through scanning window as yet, roller and scanning window were done sliding friction, and when file passed through scanning window, roller and file were done rolling friction, and file and scanning window are done sliding friction.In the case, the wear extent of roller and the wear extent of scanning window are all quite big, influence quality of scanning easily.And when file thickness thickening, file may be difficult for entering in the middle of roller and the scanning window, and can't finish fed with programs.Therefore, known technology in the depth of field of scanning window, normally utilizes elastic force that file is pushed away toward scanning window for the document control in will presenting as much as possible.Perhaps, the scanning window that has is not have glass and be the hollow out state.At this moment, produce the assembly that rubs with roller and just become scan module.Therefore, the known practice has been quickened the wearing and tearing of roller and scanning window or scan module, and then influences follow-up image scan quality.
The utility model content
Therefore, the purpose of this utility model provides a kind of automatic paper conveying apparatus with file control rolling wheel, and its roller that utilize to rotate comes control documents to drop in the depth of field of scan module and reduces the automatic paper conveying apparatus of rolling wheel wear.
For reaching above-mentioned purpose, the utility model provides a kind of automatic paper conveying apparatus with file control rolling wheel, and it comprises feedforward paper roller group, rear feed paper roller group, file control rolling wheel and travel mechanism.File control rolling wheel and is positioned at the top of scanning window and separates the gap with scanning window between feedforward paper roller group and rear feed paper roller group.Feedforward paper roller group arrives file feed in rear feed paper roller group by scanning window.File control rolling wheel is rotated with auxiliary and drives file and make file press close to scanning window.File control rolling wheel can be moved mechanism and move size with the adjusting play.
Thus, be positioned at the image that the scan module of scanning window below can scanning document.
Description of drawings
Fig. 1 shows the partial schematic diagram according to the automatic paper conveying apparatus of the utility model first embodiment;
Fig. 2 shows the partial schematic diagram according to the automatic paper conveying apparatus of the utility model second embodiment.
Embodiment
Fig. 1 shows the partial schematic diagram according to the automatic paper conveying apparatus of the utility model first embodiment.As shown in Figure 1, the automatic paper conveying apparatus with file control rolling wheel of the present utility model comprises feedforward paper roller group 10, rear feed paper roller group 20, file control rolling wheel 30 and travel mechanism 60.File control rolling wheel 30 can be made by rubber or other material.File control rolling wheel 30 and is positioned at the top of scanning window 40 and separates clearance G with scanning window 40 between feedforward paper roller group 10 and rear feed paper roller group 20.Feedforward paper roller group 10 is presented file D by scanning window 40 and is arrived rear feed paper roller group 20, shown in the direction of arrow A.In the process of presenting, file control rolling wheel 30 is rotated (direction of arrow B) and drives file D and make file D press close to scanning window 40 to assist, and makes the image of the scan module 70 scanning document D that are positioned at scanning window 40 belows.
Scan module 70 can be Charged Coupled Device (CCD) formula scan module or contact image sensor (CIS) scan module.Scanning window 40 is made by transparent materials such as glass or acryl materials, also can have hollow slots light is directly passed through.Perhaps, scanning window 40 can have opening, directly passes through to arrive scan module 70 for the light from file D.
Automatic paper conveying apparatus of the present utility model can be the unit that forms one with scanning window 40 and scan module 70, to form so-called paper feeding scanner.Perhaps, automatic paper conveying apparatus of the present utility model can be to form two unit that separate with scanning window 40 and scan module 70, to form the paper feed module that can be positioned on the falt bed scanner.
For the wearing and tearing that reduce file control rolling wheel 30, scanning window 40 and scan module 70 and make automatic paper conveying apparatus be suitable for the file feed of all thickness, must make file control rolling wheel 30 not contact scanning windows 40 or scan module 70.Therefore, in the present embodiment, file control rolling wheel 30 can be moved mechanism 60 and move the direction of arrow C (in fact along) size with adjusting play G.Travel mechanism 60 sees through electric power to be driven by devices such as motor or electromagnetically operated valves, or seeing through driving lever is driven by manpower.So, the user can see through driving lever and come adjusting play G according to the thickness of file.
In order to rotate file control rolling wheel 30, the automatic paper conveying apparatus of present embodiment more comprises rotating mechanism 50, in order to drive file control rolling wheel 30 rotations.Rotating mechanism 50 can be the mechanism that is formed with belt and belt pulley, the mechanism that a plurality of gear is formed, the mechanism that chain and sprocket wheel are formed, or other mechanism.Rotating mechanism 50, feedforward paper roller group 10 and rear feed paper roller group 20 can be by same drive power source, and perhaps the power source of rotating mechanism 50 can be the power source that is independent of feedforward paper roller group 10 and rear feed paper roller group 20.
Fig. 2 shows the partial schematic diagram according to the automatic paper conveying apparatus of the utility model second embodiment.As shown in Figure 2, present embodiment is similar to first embodiment, and difference is that rotating mechanism 50 comprises driving wheel 51, follower 52 and belt 53.Follower 52 coaxial being installed on the file control rolling wheel 30.Belt 53 is connected driving wheel 51 and follower 52, in order to be driven by driving wheel 51 to drive file control rolling wheel 30 rotations.It should be noted that driving wheel 51 and follower 52 can be articulated in the two ends of swing arm (not shown), do small size swing, can reach the function of travel mechanism 60 by driving swing arm.
By above-mentioned automatic paper conveying apparatus of the present utility model, file control rolling wheel 30 does not contact with scanning window 40, perhaps when scanning window 40 has opening, file control rolling wheel 30 does not contact with scan module 70 yet, in addition, file control rolling wheel 30 is to become to roll contact condition with file most of the time.Therefore, file control rolling wheel 30, scanning window 40 and scan module 70 do not have the situation of a large amount of wearing and tearing, make the image scan quality can not worsen fast because of permanent the use.In addition,, make user or whole system to come suitable adjusting play G, can make the paper feed operation carry out smoothly more according to the thickness of file because clearance G can be adjusted.
The specific embodiment that is proposed in the detailed description of preferred embodiment only is used for convenient explanation technology contents of the present utility model, but not with the utility model narrow sense be limited to the foregoing description, in the situation that does not exceed spirit of the present utility model and following claim scope, the many variations of being done is implemented, and all belongs to scope of the present utility model.
The drawing reference numeral explanation
A～direction of arrow
B～direction of arrow
C～direction of arrow
D～file
G～gap
10～feedforward paper roller group
20～rear feed paper roller group
30～file control rolling wheel
40～scanning window
50～rotating mechanism
51～driving wheel
52～follower
53～belt
60～travel mechanism
70～scan module
Claims (11)
1. the automatic paper conveying apparatus with file control rolling wheel is characterized in that, described automatic paper conveying apparatus comprises:
Feedforward paper roller group;
Rear feed paper roller group;
File control rolling wheel, it is between described feedforward paper roller group and described rear feed paper roller group, and be positioned at the top of scanning window and separate the gap with described scanning window, described feedforward paper roller group arrives file feed in described rear feed paper roller group by described scanning window, and described file control rolling wheel is rotated with auxiliary and drives described file and make described file press close to described scanning window; And
Travel mechanism is in order to move described file control rolling wheel to adjust the size in described gap.
2. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 1, it is characterized in that, described file control rolling wheel is rotated with auxiliary and drives described file and make described file press close to described scanning window, makes the scan module that is positioned at described scanning window below scan the image of described file.
3. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 2 is characterized in that described scanning window has opening, for from the light of described file directly by arriving described scan module.
4. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 1 is characterized in that, described automatic paper conveying apparatus more comprises:
Rotating mechanism is in order to drive described file control rolling wheel rotation.
5. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 4 is characterized in that, described rotating mechanism comprises:
Driving wheel;
Follower, it is coaxially installed on the described file control rolling wheel;
Belt, it is connected described driving wheel and described follower, in order to be driven by described driving wheel, to drive described file control rolling wheel rotation.
6. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 4 is characterized in that described rotating mechanism comprises gear.
7. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 4 is characterized in that, described rotating mechanism, described feedforward paper roller group and described rear feed paper roller group are by same drive power source.
8. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 1 is characterized in that described file control rolling wheel is made by rubber.
9. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 1 is characterized in that described travel mechanism is driven by electric power or manpower.
10. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 1 is characterized in that, described scanning window is made by glass or acryl material.
11. the automatic paper conveying apparatus with file control rolling wheel as claimed in claim 1 is characterized in that described scanning window has hollow slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620040484 CN2891528Y (en) | 2006-03-24 | 2006-03-24 | Automatic paper feeder with file control rollers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620040484 CN2891528Y (en) | 2006-03-24 | 2006-03-24 | Automatic paper feeder with file control rollers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2891528Y true CN2891528Y (en) | 2007-04-18 |
Family
ID=38022187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620040484 Expired - Lifetime CN2891528Y (en) | 2006-03-24 | 2006-03-24 | Automatic paper feeder with file control rollers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2891528Y (en) |
-
2006
- 2006-03-24 CN CN 200620040484 patent/CN2891528Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070418 |
|
| EXPY | Termination of patent right or utility model |