WO2006120900A1 - シート送り装置 - Google Patents
シート送り装置 Download PDFInfo
- Publication number
- WO2006120900A1 WO2006120900A1 PCT/JP2006/308703 JP2006308703W WO2006120900A1 WO 2006120900 A1 WO2006120900 A1 WO 2006120900A1 JP 2006308703 W JP2006308703 W JP 2006308703W WO 2006120900 A1 WO2006120900 A1 WO 2006120900A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- roller
- sheet
- sheet feeding
- drive shaft
- feed roller
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
- B65H5/062—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers between rollers or balls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2220/00—Function indicators
- B65H2220/09—Function indicators indicating that several of an entity are present
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2403/00—Power transmission; Driving means
- B65H2403/40—Toothed gearings
- B65H2403/42—Spur gearing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/10—Rollers
- B65H2404/14—Roller pairs
- B65H2404/142—Roller pairs arranged on movable frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/176—Cardboard
- B65H2701/1762—Corrugated
Definitions
- the present invention relates to a sheet feeding apparatus for feeding sheets such as corrugated cardboard sheets.
- a printing machine for printing on a corrugated cardboard sheet is fed a corrugated sheet by a sheet feeding device comprising a pair of upper and lower feed rollers to a plate cylinder.
- a sheet feeding device comprising a pair of upper and lower feed rollers to a plate cylinder.
- the feed roller pinches the stepped ball sheet at the position of the ridge line-the pressure on the corrugated sheet becomes low, and the feeding of the corrugated sheet becomes unstable. , Causes a gap in printing.
- a pair of upper and lower feed rollers are arranged in the sheet feed direction, and the stages fed from the delivery device 30 by the feed rollers.
- a sheet feeding apparatus which feeds a sheet of paper 31 between a printing cylinder 32 and an impression cylinder 33 of a printing press.
- the feed rollers 36 and 37 in the other row sandwich the corrugated cardboard sheet 31. Since it can be fed, the corrugated cardboard sheet 31 can be sent accurately.
- the corrugated paper may not be inserted before the downstream feed rollers 36, 37 sandwich the front end of the corrugated cardboard sheet 31. Since the ridge line 31a of the belt 31 faces the upstream feed rollers 34, 35, the feeding of the corrugated cardboard sheet 31 becomes unstable. Also, even if there is a ridgeline near the rear end of the corrugated cardboard sheet 31, the ridgeline 31a of the corrugated cardboard sheet 31 is the downstream feed roller 36 after the upstream feed rollers 34 and 35 feed the rear end of the corrugated cardboard sheet. As opposed to 37, the feeding of the cardboard sheet 31 becomes unstable.
- An object of the present invention is to accurately feed a sheet even when there is a ridgeline near the front end or the rear end of the sheet.
- a plurality of roller units consisting of a pair of upper and lower feed rollers are provided at intervals in a direction perpendicular to the sheet feeding direction, and the adjacent roller units are mutually arranged in the sheet feeding direction.
- An upper roller drive means for shifting the upper feed rollers of the plurality of roller units simultaneously and a lower roller drive means for simultaneously rotating the lower feed rollers of the plurality of roller units are provided.
- a configuration is adopted in which the sheet is sandwiched and fed by the rotating upper feed roller and the lower feed roller.
- the deviation amount of the sheet feeding direction of the adjacent roller units can be freely set. Can. Therefore, even when there is a ridgeline near the front end or the rear end of the sheet, the shift amount in the sheet feeding direction of the adjacent roller units should be set smaller than the distance to the front edge or the rear end force ridgeline of the sheet. It is possible to feed the sheet with high accuracy.
- the upper roller driving means includes an upper rotation driving shaft provided in parallel with the upper feed roller, and torque transmitting means for transmitting the rotation of the upper rotation driving shaft to the upper feed rollers. It is preferable then. This way, each upper feed Since the rollers are driven by the common upper rotational drive shaft, the rotational speeds of the respective upper feed rollers match, and the sheet can be fed more accurately.
- the plurality of roller units are arranged in a staggered manner alternately shifted in the sheet feeding direction, and located above the middle between the upper feed roller located on the upstream side and the upper feed roller located on the downstream side. Since the feed roller and the upper rotation drive shaft are arranged up and down in the above arrangement of the upper rotation drive shaft, the installation space in the sheet feed direction can be reduced, and the assembly into a printing unit such as flexo folder dalar is easy. It is.
- the lower roller drive means includes a lower rotation drive shaft provided parallel to the lower feed roller, and a torque transmission for transmitting the rotation of the lower rotation drive shaft to the lower side.
- the plurality of roller units are arranged in a staggered manner alternately shifted in the sheet feeding direction, and the lower feed roller located on the upstream side and the lower side located on the downstream side. It is more preferable to arrange the lower rotation drive shaft below the middle of the feed roller.
- the sheet feeding apparatus can freely set the sheet feeding direction shift amount of the roller units adjacent in the direction perpendicular to the sheet feeding direction. Even when there are ridges on the sheet, the sheet can be sent accurately.
- FIG. 1 A side view of a roller unit of a sheet feeding apparatus according to the present invention
- FIG. 2 A perspective view of the roller unit of FIG.
- FIG. 3 The feed roller force on the upstream side of Fig. 1 A side view showing the corrugated sheet is separated at the position of the ridge line
- FIG. 4 A sectional view of the roller unit of FIG. 1 as viewed from the front
- FIG. 5 (a) is a cross-sectional view taken along the line A-A in FIG. 4, (b) is a cross-sectional view taken along the line B-B in FIG. Figure
- FIG. 1 shows an embodiment of a sheet feeding apparatus according to the present invention.
- This apparatus has a plurality of roller units 3 consisting of a pair of upper and lower feed rollers 1 and 2.
- the roller unit 3 sandwiches the cardboard sheet 5 delivered from the stage ball sheet delivery device 4 and feeds it between the plate cylinder 6 and the impression cylinder 7 of the printing press.
- Each of the roller units 3 is disposed at an interval in a direction perpendicular to the sheet feeding direction as shown in FIG. 2, and the adjacent roller units 3 and 3 are mutually offset in the sheet feeding direction. It is arranged as.
- the amount of deviation in the sheet feeding direction is set to be smaller than that of the corrugated sheet having the shortest distance to the sheet front end or sheet rear end force ridge line 5a. Therefore, as shown in FIG. 3, when the ridgeline 5a faces the upstream feed rollers 1 and 2 as in FIG. 3, the corrugated sheet 5 is pinched by the downstream feed rollers 1 and 2, and When the ridgeline 5a faces the downstream side feed rollers 1 and 2, the upstream side feed rollers 1 and 2 pinch the sheet and feed the sheet stably.
- the upper feed roller 1 is rotatably supported by the upper stay 8 as shown in FIG. 4, and a gear 9 is provided at one end thereof.
- An upper rotation drive shaft 10 parallel to the upper feed roller 1 is rotatably provided in the upper stay 8, and the upper rotation drive shaft 10 is engaged with the gear 9 of the upper feed roller 1.
- a gear 11 is provided.
- the upper rotation drive shaft 10 is driven to rotate by a driving device (not shown), and when the upper rotation drive shaft 10 rotates, the rotational movement of the upper rotation drive shaft 10 is performed by the upper feed roller via the gears 11 and 9. Transfer to 1 and rotate the feed roller 1 simultaneously. Therefore, the rotational speeds of the upper feed rollers 1 match, and the corrugated cardboard sheet 5 is fed more accurately.
- the upper feed rollers 1 are individually supported by the upper stay 8, It is hard to feel. Therefore, the feeding accuracy is good also when the upper feed roller 1 feeds the corrugated cardboard sheet 5 at high speed, which causes resonance.
- the upper stay 8 is attached to the frame 12 so as to be vertically movable.
- an adjustment cam 13 in contact with the upper stay 8 is rotatably provided.
- the adjustment cam 13 is rotated by a driving device (not shown), the adjustment is performed.
- the cam 13 pushes the upper stay 8 to move it vertically.
- the size of the gap between the upper feed roller 1 and the lower feed roller 2 changes.
- the size of the gap between the upper feed roller 1 and the lower feed roller 2 can be changed, and the size of the gap is adjusted according to the thickness of the corrugated sheet 5 and the state of the warp.
- the corrugated cardboard sheet 5 can be fed more accurately.
- the upper rotation drive shaft 10 is supported by the upper stay 8, and when the adjustment cam 13 is rotated to move the upper feed roller 1 in the vertical direction, the upper rotation drive shaft 10 moves Then, keep the gear 11 and gear 9 together!
- the lower feed roller 2 is also rotatably supported by the lower stay 14 as shown in FIG. 4, and a gear 15 is provided at one end.
- the gear 15 is in mesh with a gear 17 of the lower rotation drive shaft 16 disposed parallel to the lower feed roller 2. Therefore, when the lower rotation drive shaft 16 is rotated by a driving device (not shown), the lower feed rollers 2 are simultaneously rotated.
- the lower stay 14 is fixed to the frame 12 at both ends.
- the lower feed rollers 2 are also individually supported by the lower stay 14, they do not easily bend. Therefore, the feeding accuracy is good even when the lower sheet feeding roller 2 feeds the corrugated cardboard sheet 5 at a high speed so as to cause resonance.
- the roller units 3 are arranged in a staggered manner alternately in the sheet feeding direction as shown in FIG. 6, and as shown in FIG. 5, the feed roller 1 located on the upstream side and the feed roller 1 located on the downstream side.
- the upper rotary drive shaft 10 is disposed in the upper middle of the above. In this case, since the feed roller 1 and the upper rotation drive shaft 10 are vertically aligned, the installation space of the sheet feeding device in the sheet feeding direction is reduced, and incorporation into a printing unit such as flexo folder daller is acceptable. It becomes easy.
- the center-to-center distance between the upper feed roller 1 and the upper rotation drive shaft 10 is Because of the unification, the gears connecting the upper rotation drive shaft 10 and the upper feed rollers 1 can be made common to improve both maintainability and economy.
- the lower rotation drive shaft 16 be disposed below the middle of adjacent feed rollers 2, 2 of the staggered roller units 3. As shown in FIG.
- the roller units 3 have forces arranged in a zigzag form in the figure. For example, in a V-shaped arrangement in which the V-shaped arrangement is further deviated to the downstream side as it is farther from the center roller seat, a direction perpendicular to the sheet feeding direction. If the adjacent roller units are offset from each other in the sheet feeding direction, then.
- the torque transmission means for transmitting the rotation of the upper rotation drive shaft 10 to the upper feed roller 1 is not limited to a gear.
- a chain, timing belt, V-belt, etc. may be used.
- the upper feed roller 1 and the upper rotation drive shaft 10 are connected by a gear to rotate the upper feed rollers 1 simultaneously.
- driving of a motor or the like for each feed roller A device may be provided and simultaneously driven to rotate the drive simultaneously.
- the feed roller 1 can be selectively driven according to the size of the corrugated cardboard sheet 5 to minimize the wear of parts.
- the corrugated sheet is described as the sheet to be conveyed.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/911,322 US20090072476A1 (en) | 2005-05-09 | 2006-04-26 | Sheet feed device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-136304 | 2005-05-09 | ||
JP2005136304A JP2006312539A (ja) | 2005-05-09 | 2005-05-09 | シート送り装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006120900A1 true WO2006120900A1 (ja) | 2006-11-16 |
Family
ID=37396410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/308703 WO2006120900A1 (ja) | 2005-05-09 | 2006-04-26 | シート送り装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20090072476A1 (ru) |
JP (1) | JP2006312539A (ru) |
WO (1) | WO2006120900A1 (ru) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5276955B2 (ja) * | 2008-11-10 | 2013-08-28 | 理想科学工業株式会社 | 印刷装置の搬送機構 |
JP5500962B2 (ja) * | 2009-12-10 | 2014-05-21 | キヤノン株式会社 | シート後処理装置及び画像形成装置 |
DE102011011396B4 (de) * | 2010-03-19 | 2021-02-25 | Heidelberger Druckmaschinen Ag | Vorrichtung zum Zuführen von Bogen zu einem Bogenstapel |
KR101231200B1 (ko) | 2010-12-13 | 2013-02-15 | 주식회사 에스아이이 | 박판 이송장치 |
KR101256651B1 (ko) | 2011-11-24 | 2013-04-19 | 주식회사 에스아이이 | 박판 이송장치 |
KR101312026B1 (ko) | 2012-08-30 | 2013-09-27 | 주식회사 에스아이이 | 박판 이송장치 |
JP6154707B2 (ja) * | 2013-09-26 | 2017-06-28 | 株式会社Isowa | 段ボールシート製函機の給紙装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57126332A (en) * | 1981-01-30 | 1982-08-06 | Mitsubishi Heavy Ind Ltd | Transferring device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6343787B1 (en) * | 1998-11-12 | 2002-02-05 | Fuji Photo Film Co., Ltd. | Sheeting transport apparatus having anti-positional offset mechanism |
-
2005
- 2005-05-09 JP JP2005136304A patent/JP2006312539A/ja active Pending
-
2006
- 2006-04-26 US US11/911,322 patent/US20090072476A1/en not_active Abandoned
- 2006-04-26 WO PCT/JP2006/308703 patent/WO2006120900A1/ja active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57126332A (en) * | 1981-01-30 | 1982-08-06 | Mitsubishi Heavy Ind Ltd | Transferring device |
Also Published As
Publication number | Publication date |
---|---|
US20090072476A1 (en) | 2009-03-19 |
JP2006312539A (ja) | 2006-11-16 |
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