CN201317603Y - Paper feed mechanism of printing machine - Google Patents
Paper feed mechanism of printing machine Download PDFInfo
- Publication number
- CN201317603Y CN201317603Y CNU2008202225616U CN200820222561U CN201317603Y CN 201317603 Y CN201317603 Y CN 201317603Y CN U2008202225616 U CNU2008202225616 U CN U2008202225616U CN 200820222561 U CN200820222561 U CN 200820222561U CN 201317603 Y CN201317603 Y CN 201317603Y
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- paper
- defeated paper
- defeated
- live roll
- paper tape
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Abstract
The utility model discloses a paper feed mechanism of a printing machine, which comprises a low-speed paper feed unit, a high-speed paper feed unit, a paper cutting unit, a high-and-low speed conversion unit and a paper stacking unit. The paper stacking unit comprises a driving roll B and a driving roll A which are arranged in parallel, the driving roll B and the driving roll A are connected via a vacuum suction paper-feed belt, a vacuum suction chamber is arranged between the driving roll B and the driving roll A, a suction port of the vacuum suction chamber is downward, a paper tail lifting mechanism is arranged below the vacuum suction paper-feed belt and is connected with one end of a press plate, and the other end of the press plate can swing up and down. The paper feed mechanism of a printing machine is an auxiliary mechanism designed according to printing characteristics of a sheet-fed offset press, by means of the paper feed mechanism, roll paper can be applied to printing of the sheet-fed offset press, thereby reducing paper cost without auxiliary labor of workers, avoiding failures of double sheets and multiple sheets and error of paper location during the process of paper feeding, and increasing printing efficiency.
Description
Technical field
The utility model belongs to mechanical equipment manufacturing technology field, is specifically related to a kind of paper feed mechanism of printer.
Background technology
Growing along with printing technology, emerge in an endless stream with the matching used various new mechanisms of printer, especially at the business characteristic of different printing enterprise and the printer additional mechanism providing additional operation of Demand Design manufacturing, be subjected to the favor of printing enterprise, this additional mechanism providing additional operation has characteristics such as personalization, specific aim, alternative.
Need before the sheet-fed offset press printing to adopt special trimmer that sheet-fed is cut to the size that the printshop needs, again through manually strike paper, hit paper, operation such as heap paper, to reduce the fault that paper produces in course of conveying, as paper position error, more than two etc., then, manually with the sheet stacking that cuts on the pile board of printer paper feed mechanism, be used for printing.Traditional pile board formula paper feed mechanism can only adopt sheet-fed, and waste is serious, and the defeated paper efficient in the printing process is lower, need more artificial auxiliary labor, causes printing cost higher.
Summary of the invention
The purpose of this utility model provides a kind of paper feed mechanism of printer, paper in reel can be used for individual offset printing press, has higher defeated paper efficient, reduces the defeated paper fault in the defeated paper process, does not need artificial auxiliary labor, improves printing efficiency, reduces printing cost.
The technical scheme that the utility model adopted is, a kind of paper feed mechanism of printer, comprise the defeated paper tape live roll A of the low speed that be arranged in parallel successively, at a high speed defeated paper tape live roll B, low speed is failed paper tape live roll B, defeated paper platform, the at a high speed defeated paper tape live roll A and the platform of cutting a sheet of paper, the cut a sheet of paper top of platform is provided with rotatable cutting knife, the defeated paper tape live roll A of low speed is connected by the defeated paper tape of low speed with the defeated paper tape live roll B of low speed, at a high speed defeated paper tape live roll B is connected by at a high speed defeated paper tape with at a high speed defeated paper tape live roll A, the top of the defeated paper tape live roll B of low speed is provided with air roll counterrotating with it, be provided with the defeated paper platform of vacuum suction between defeated paper tape live roll A of low speed and the at a high speed defeated paper tape live roll B, the top of defeated paper platform is arranged with defeated paper platform air roll A and defeated paper platform air roll B in parallel, be arranged with live roll B and live roll A in parallel between air roll and the defeated paper platform air roll B, live roll B is connected by the defeated paper tape of vacuum suction with live roll A, be provided with the vacuum suction chamber between live roll B and the live roll A, the suction inlet of vacuum suction chamber down, the below of the defeated paper tape of vacuum suction is provided with paper afterbody lifting mechanism, paper afterbody lifting mechanism is connected with an end of compressing tablet, and the other end of compressing tablet can swing up and down.
Feature of the present utility model also is,
The suction inlet of vacuum suction chamber contacts with the medial surface of the defeated paper tape working portion of vacuum suction.
Compressing tablet is the arc thin slice.
The utility model paper feed mechanism can be directly used in paper in reel the printing process of individual offset printing press, make paper to cut, carry and print all be online finishing, and the cutoff length of paper can be adjusted at any time, do not need the special messenger to cut paper, improved automatization level, reduce labour power, reduced the cost of raw material that printing enterprise produces.
Description of drawings
Fig. 1 is the structural representation of the utility model paper feed mechanism;
Fig. 2 is the partial view of the P of Fig. 1 to view.
Among the figure, 1. cut a sheet of paper platform, 2. paper knife, 3. at a high speed defeated paper tape live roll A, 4. defeated paper platform air roll A, 5. defeated paper platform, 6. paper afterbody lifting mechanism, 7. defeated paper tape, 8. air roll of vacuum suction, 9. the vacuum suction chamber is 10. failed paper tape live roll B at a high speed, and 11. low speed are failed paper tape live roll A, 12. low speed is failed paper tape, 13. vacuum suction is failed the paper platform, 14. defeated paper tape idler roller A, and 15. low speed are failed paper tape live roll B, 16. at a high speed defeated paper tape, 17. defeated paper platform air roll B, 18. live roll A, 19. live roll B, 20. defeated paper tape idler roller B, 21. defeated paper tape idler roller C, 22. defeated paper tape idler roller D, 23. compressing tablets.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
The structure of the utility model paper feed mechanism, as shown in Figure 1 and Figure 2.Comprise the defeated paper tape live roll A11 of the low speed that be arranged in parallel successively, at a high speed defeated paper tape live roll B10, the defeated paper tape live roll B15 of low speed, defeated paper platform 5, at a high speed defeated paper tape live roll A3 and the platform 1 of cutting a sheet of paper, the defeated paper tape live roll A11 of low speed is connected by the defeated paper tape 12 of low speed with the defeated paper tape live roll B15 of low speed, and constitutes the defeated paper unit of low speed with independent defeated paper tape idler roller B20 that is provided with and defeated paper tape idler roller C21; At a high speed defeated paper tape live roll B10 is connected by at a high speed defeated paper tape 16 with at a high speed defeated paper tape live roll A3, and constitutes at a high speed defeated paper unit with independent defeated paper tape idler roller A14 that is provided with and defeated paper tape idler roller D22; The defeated paper tape 12 of low speed is located in the same horizontal plane with at a high speed defeated paper tape 16, and the defeated paper tape 12 of low speed is arranged with many respectively in parallel with at a high speed defeated paper tape 16, and is provided with at interval; Defeated paper platform 5 is positioned at the inboard of at a high speed defeated paper tape 16 working portions, and the top of the defeated paper tape live roll B15 of low speed is provided with air roll 8 counterrotating with it.The cut a sheet of paper top of platform 1 is provided with rotatable paper knife 2.
Be provided with the defeated paper platform 13 of rotating vacuum suction between defeated paper tape live roll A11 of low speed and the at a high speed defeated paper tape live roll B10, the suction mouth of the defeated paper platform 13 of vacuum suction and contacts with the inboard of defeated paper tape 12 working portions of low speed up.The top of defeated paper platform 5 is provided with defeated paper platform air roll A4, fail paper platform air roll B17 from defeated paper platform air roll A4 to being arranged with in parallel successively between the air roll 8, live roll B19 and live roll A18, the lower quadrant point of defeated paper platform air roll A4 and defeated paper platform air roll B17 aligns with the dual-side of defeated paper platform 5 respectively, live roll B19 is connected by the defeated paper tape 7 of vacuum suction with live roll A18, be provided with vacuum suction chamber 9 between live roll B19 and the live roll A18, the suction inlet of vacuum suction chamber 9 down, and contact with the inboard of the defeated paper tape 7 of vacuum suction, the below of at a high speed defeated paper tape 16 working portions is provided with paper afterbody lifting mechanism 6, it is the compressing tablet 23 that free end also can swing up and down that paper afterbody lifting mechanism 6 is hinged with an end, the defeated paper tape 7 corresponding settings of compressing tablet 23 and vacuum suction.
In the utility model paper feed mechanism,
Compressing tablet 23 is the arc thin slice.
The defeated paper platform 13 of vacuum suction is positioned at the top of offset printing press pile board, with realizing the defeated paper platform of the paper sheet delivery of defeated paper step pitch to printer, when printer does not adopt paper in reel, it can be unloaded, and uses the original pile board of printer to carry out the stacking and the conveying of sheet-fed.The ability to dismantle of the defeated paper platform 13 of vacuum suction has increased the alerting ability of printing.
Paper knife 2 will cut into sheet-fed through the paper in reel of the platform 1 of cutting a sheet of paper, and the cutoff length of this sheet-fed is by the control of the rotative speed of paper knife 2, and paper knife 2 used time that rotates a circle equals print cycle of printer.
The compressing tablet 23 of paper afterbody lifting mechanism 6 by swinging up and down lifts the afterbody of paper, and this paper can be held by the defeated paper tape 7 of vacuum suction, so as down a piece of paper insert be lifted paper below.
The defeated paper tape 7 of vacuum suction holds paper by the suction that suction inlet vacuum suction contacted with it chamber 9 produces, and drives the speed ahead running of this paper with the defeated paper tape 7 of vacuum suction.The effect that this mechanism plays is that the high speed paper that will be lifted by paper afterbody lifting mechanism 6 holds and slows down, and realizes overlapping with following a piece of paper.
The utility model paper feed mechanism is in the process that realizes the defeated paper step pitch of paper layer superimposition, and the speed of each transport function must be coordinated in the mechanism.High speed part in this paper feed mechanism comprises at a high speed defeated paper unit, the platform 1 of cutting a sheet of paper, paper knife 2, defeated paper platform air roll A4 and defeated paper platform air roll B17 roller, and this high speed paper feed speed partly is made as V
g, linear velocity and this paper feed speed V of paper in reel motion
gIdentical.Low speed part in the paper feed mechanism comprises that low speed is failed the paper unit, vacuum suction is failed paper tape 7 and air roll 8, and the paper feed speed of this low speed part is made as V
d, V
dBe the print out rate of printer, and V
g＞V
d
The working process of the utility model paper feed mechanism:
The defeated paper platform 13 of vacuum suction is affixed with printer, and be connected with the defeated paper platform of printer, then, the firm paper in reel of placing, start printer, paper feed mechanism of the present utility model entry into service thereupon, paper in reel is drawn back and be delivered to the platform 1 of cutting a sheet of paper after smooth from the head of paper, paper knife 2 becomes adjacent one by one sheet-fed with continuous paper cutting, this sheet-fed moves forward under the promotion of follow-up paper, arrive defeated paper platform air roll A4, defeated paper platform air roll A4 is pressed in this sheet-fed the upper surface of at a high speed defeated paper tape 16 working portions, the working portion of at a high speed defeated paper tape 16 drives single paper and moves forward, when the afterbody of this sheet-fed arrives the top of paper afterbody lifting mechanism 6, the free end of paper afterbody lifting mechanism 6 pivotally attached compressing tablets 23 lifts, its arcwall face contacts sheet-fed and its afterbody is lifted, the afterbody that sheet-fed lifts enters in the suction scope of vacuum suction chamber 9, the suction of vacuum suction chamber 9 is adsorbed in the afterbody of sheet-fed the working portion of the defeated paper tape 7 of vacuum suction, this moment, this sheet-fed moved under the guiding of the defeated paper tape 7 of vacuum suction, and its running velocity is by high-speed V
gBecome the low velocity V of the defeated paper tape 7 of vacuum suction
dCause this sheet-fed and immediately following velocity contrast occurring between other paper thereafter, and its afterbody is lifted, make immediately following thereafter paper from afterbody insert this sheet-fed below, realize the stacked of paper thus, the distance between adjacent two stacked paper is exactly the defeated paper step pitch of printer.When next sheet-fed arrives same position, repeat same step, carry out above-mentioned action continuously, paper through paper afterbody lifting mechanism 6 has just formed the streams of sheets that intussusception finishes, this streams of sheets arrives air roll 8, and air roll 8 suppresses it in the upper surface of defeated paper tape 6 working portions of low speed, makes paper leave the defeated paper tape 7 of vacuum suction, move with the defeated paper tape 6 of low speed and still to travel forward, realize the smooth transition that paper moves from the high-speed mobile to low speed with speed Vd.Paper arrives the defeated paper platform 13 of vacuum suction, the pull of vacuum that the defeated paper platform 13 of vacuum suction produces holds paper, make the operation of paper more stable, paper is by the defeated paper platform 13 of the vacuum suction of crossing over the printer pile board, directly arrive the defeated paper platform of printer, enter printing element by the defeated paper platform of printer again,, be used for printing as the carrier of accepting printing information.
The utility model paper feed mechanism is according to the printing characteristics of sheet-fed offset press and one of design-calculated has personalization, selectable additional mechanism providing additional operation, by adopting this paper feed mechanism paper in reel can be used for sheet-fed offset press, realized the sheet-fed printing of paper in reel, reduced paper cost, and do not need artificial auxiliary labor, two faults such as many and paper position error of opening of having avoided occurring in the defeated paper process have improved printing efficiency.
Claims (3)
1. the paper feed mechanism of a printer, it is characterized in that, this paper feed mechanism comprises the defeated paper tape live roll A (11) of the low speed that be arranged in parallel successively, at a high speed defeated paper tape live roll B (10), low speed is failed paper tape live roll B (15), defeated paper platform (5), at a high speed defeated paper tape live roll A (3) and the platform of cutting a sheet of paper (1), the cut a sheet of paper top of platform (1) is provided with rotatable cutting knife (2), the defeated paper tape live roll A (11) of low speed is connected by the defeated paper tape (12) of low speed with the defeated paper tape live roll B (15) of low speed, at a high speed defeated paper tape live roll B (10) is connected by at a high speed defeated paper tape (16) with at a high speed defeated paper tape live roll A (3), the top of the defeated paper tape live roll B (15) of low speed is provided with air roll counterrotating with it (8), be provided with the defeated paper platform (13) of vacuum suction between defeated paper tape live roll A (11) of low speed and the at a high speed defeated paper tape live roll B (10), the top of defeated paper platform (5) is arranged with defeated paper platform air roll A (4) and defeated paper platform air roll B (17) in parallel, be arranged with live roll B (19) and live roll A (18) between described air roll (8) and the defeated paper platform air roll B (17) in parallel, described live roll B (19) is connected by the defeated paper tape (7) of vacuum suction with live roll A (18), be provided with vacuum suction chamber (9) between described live roll B (19) and the live roll A (18), the suction inlet of vacuum suction chamber (9) down, the below that described vacuum suction is failed paper tape (7) is provided with paper afterbody lifting mechanism (6), paper afterbody lifting mechanism (6) is connected with an end of compressing tablet (23), and the other end of compressing tablet (23) can swing up and down.
2. according to the described paper feed mechanism of claim 1, it is characterized in that the suction inlet of described vacuum suction chamber (9) contacts with the medial surface of defeated paper tape (7) working portion of vacuum suction.
3. according to claim 1 or 2 described paper feed mechanisms, it is characterized in that described compressing tablet (23) is the arc thin slice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202225616U CN201317603Y (en) | 2008-11-21 | 2008-11-21 | Paper feed mechanism of printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202225616U CN201317603Y (en) | 2008-11-21 | 2008-11-21 | Paper feed mechanism of printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201317603Y true CN201317603Y (en) | 2009-09-30 |
Family
ID=41196372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202225616U Expired - Fee Related CN201317603Y (en) | 2008-11-21 | 2008-11-21 | Paper feed mechanism of printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201317603Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658999A (en) * | 2012-05-14 | 2012-09-12 | 北京印刷学院 | Stepless speed variation device and variable-pitch-step paper conveying machine |
| CN106970590A (en) * | 2017-05-11 | 2017-07-21 | 西安理工大学 | A kind of paper tape correcting controller and method for correcting error |
| CN107244572A (en) * | 2017-08-02 | 2017-10-13 | 广东云印科技有限公司 | A kind of conveyer of printing machine |
| CN109573674A (en) * | 2018-12-10 | 2019-04-05 | 合肥菲力姆科技有限公司 | A kind of film printer feeding device |
| CN111994674A (en) * | 2020-09-16 | 2020-11-27 | 浙江正博智能机械有限公司 | Sheet-fed conveying device |
-
2008
- 2008-11-21 CN CNU2008202225616U patent/CN201317603Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658999A (en) * | 2012-05-14 | 2012-09-12 | 北京印刷学院 | Stepless speed variation device and variable-pitch-step paper conveying machine |
| CN102658999B (en) * | 2012-05-14 | 2014-12-31 | 北京印刷学院 | Stepless speed variation device and variable-pitch-step paper conveying machine |
| CN106970590A (en) * | 2017-05-11 | 2017-07-21 | 西安理工大学 | A kind of paper tape correcting controller and method for correcting error |
| CN106970590B (en) * | 2017-05-11 | 2019-07-23 | 西安理工大学 | A kind of paper tape correcting controller and method for correcting error |
| CN107244572A (en) * | 2017-08-02 | 2017-10-13 | 广东云印科技有限公司 | A kind of conveyer of printing machine |
| CN109573674A (en) * | 2018-12-10 | 2019-04-05 | 合肥菲力姆科技有限公司 | A kind of film printer feeding device |
| CN111994674A (en) * | 2020-09-16 | 2020-11-27 | 浙江正博智能机械有限公司 | Sheet-fed conveying 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090930 Termination date: 20121121 |