JPH0412431U - - Google Patents
Info
- Publication number
- JPH0412431U JPH0412431U JP5213490U JP5213490U JPH0412431U JP H0412431 U JPH0412431 U JP H0412431U JP 5213490 U JP5213490 U JP 5213490U JP 5213490 U JP5213490 U JP 5213490U JP H0412431 U JPH0412431 U JP H0412431U
- Authority
- JP
- Japan
- Prior art keywords
- vacuum pressure
- piping system
- paper feeding
- sheet
- compression
- 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.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000012840 feeding operation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 1
Landscapes
- Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
Description
第１図は本考案に係わる枚葉印刷機の給紙装置
の一実施例を示す系統図、第２図乃至第４図はそ
の作用説明図、第５図は従来の枚葉印刷機の給紙
装置を示す系統図、第６図乃至第８図はその作用
説明図である。
１……複合ポンプ、……圧縮圧発生ポンプ、
Ｐ……真空圧発生ポンプ、２……圧縮圧配管系、
３……真空圧配管系、４……セパレータ、５……
ロータリバルブ、１１……電磁弁。
Fig. 1 is a system diagram showing an embodiment of a paper feeding device for a sheet-fed printing press according to the present invention, Figs. A system diagram showing the paper device, and FIGS. 6 to 8 are explanatory diagrams of its operation. 1...Compound pump,...Compression pressure generating pump,
P...Vacuum pressure generation pump, 2...Compression pressure piping system,
3... Vacuum pressure piping system, 4... Separator, 5...
Rotary valve, 11... Solenoid valve.
Claims (1)
と真空圧発生源から吸口に延びた真空圧配管系と
を別個に連通、遮断するロータリバルブをセパレ
ータに設けた枚葉印刷機の給紙装置において、給
紙動作開始と同時に数枚に相当する給紙タイミン
グの間だけ前記真空圧配管系を大気に開放して真
空圧を絶つ電磁弁を同真空圧配管系に設けたこと
を特徴とする枚葉印刷機の給紙装置。 A paper feeding device for a sheet-fed printing press in which a separator is provided with a rotary valve that separately communicates and shuts off the compression piping system extending from the compression pressure source to the paper feeder and the vacuum pressure piping system extending from the vacuum pressure source to the suction port. is characterized in that the vacuum pressure piping system is provided with a solenoid valve that opens the vacuum pressure piping system to the atmosphere to cut off the vacuum pressure only during the paper feeding timing corresponding to several sheets at the same time as the paper feeding operation starts. Paper feeding device for sheet-fed printing presses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5213490U JPH0412431U (en) | 1990-05-21 | 1990-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5213490U JPH0412431U (en) | 1990-05-21 | 1990-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0412431U true JPH0412431U (en) | 1992-01-31 |
Family
ID=31572182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5213490U Pending JPH0412431U (en) | 1990-05-21 | 1990-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0412431U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014182344A (en) * | 2013-03-21 | 2014-09-29 | Fuji Xerox Co Ltd | Conveyance device for medium and image forming apparatus |
-
1990
- 1990-05-21 JP JP5213490U patent/JPH0412431U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014182344A (en) * | 2013-03-21 | 2014-09-29 | Fuji Xerox Co Ltd | Conveyance device for medium and image forming apparatus |
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