JPH0264553U - - Google Patents
Info
- Publication number
- JPH0264553U JPH0264553U JP14272888U JP14272888U JPH0264553U JP H0264553 U JPH0264553 U JP H0264553U JP 14272888 U JP14272888 U JP 14272888U JP 14272888 U JP14272888 U JP 14272888U JP H0264553 U JPH0264553 U JP H0264553U
- Authority
- JP
- Japan
- Prior art keywords
- projections
- rotary cutter
- feed roll
- roll
- lower feed
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims 1
- 229910052721 tungsten Inorganic materials 0.000 claims 1
- 239000010937 tungsten Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
- Advancing Webs (AREA)
Description
第１図は、本考案におけるロータリーカツター
の概念図、第２図は同カツターのドローロール部
を構成する上部フイードロールの一例を示す正面
図、第３図は同じく他の実施例を示す正面図、第
４図は同上一部を拡大して示した断面図、第５図
は前記ドローロール部の従来型における紙の挙動
を説明する略図である。
１３：ドローロール部、２０：上部フイードロ
ール、２１：下部フイードロール、３１：連続突
条、３２：突起、３３：角部、Ｒ：丸み、Ｅ：エ
ツジ間に形成された空間部。
Fig. 1 is a conceptual diagram of a rotary cutter according to the present invention, Fig. 2 is a front view showing an example of an upper feed roll constituting the draw roll portion of the cutter, and Fig. 3 is a front view showing another embodiment. , FIG. 4 is an enlarged cross-sectional view of a part of the same, and FIG. 5 is a schematic diagram illustrating the behavior of paper in the conventional draw roll section. 13: Draw roll portion, 20: Upper feed roll, 21: Lower feed roll, 31: Continuous protrusion, 32: Protrusion, 33: Corner, R: Roundness, E: Space formed between edges.
Claims (1)
を構成する上下一対のフイードロールのうち、上
部フイードロールの周面に、中心部から側方に向
つて左右対称に螺旋状の連続突条を形成させるか
、または螺旋状に配列せしめられた突起を形成さ
せ、かつ前記突条または突起の角部を削り、もし
くは角部に丸みを帯びさせたことを特徴とするロ
ータリーカツターにおけるフイードロール。 ２ 前記ドローロール装置を構成する上下一対の
フイードロールのうち、下部フイードロールの周
表面を、タングステン製とした請求項第１項記載
のロータリーカツターにおけるフイードロール。[Claims for Utility Model Registration] 1. Among a pair of upper and lower feed rolls that constitute a draw roll device in a rotary cutter, continuous protrusions in a spiral shape symmetrical from the center to the sides are formed on the circumferential surface of the upper feed roll. 1. A feed roll for a rotary cutter, characterized in that the projections or projections are formed in a spiral manner, and the corners of the projections or projections are shaved or rounded. 2. The feed roll for a rotary cutter according to claim 1, wherein of the pair of upper and lower feed rolls constituting the draw roll device, the peripheral surface of the lower feed roll is made of tungsten.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14272888U JPH0264553U (en) | 1988-11-02 | 1988-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14272888U JPH0264553U (en) | 1988-11-02 | 1988-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0264553U true JPH0264553U (en) | 1990-05-15 |
Family
ID=31408925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14272888U Pending JPH0264553U (en) | 1988-11-02 | 1988-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0264553U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH078352U (en) * | 1993-06-30 | 1995-02-07 | ぺんてる株式会社 | Paper feed mechanism of continuous paper cutting device |
| JPH0717531U (en) * | 1993-08-31 | 1995-03-28 | 株式会社ムサシノキカイ | Expander roll |
| JPH07309483A (en) * | 1994-05-19 | 1995-11-28 | Beloit Technol Inc | Roll or drum with adaptable cover |
-
1988
- 1988-11-02 JP JP14272888U patent/JPH0264553U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH078352U (en) * | 1993-06-30 | 1995-02-07 | ぺんてる株式会社 | Paper feed mechanism of continuous paper cutting device |
| JPH0717531U (en) * | 1993-08-31 | 1995-03-28 | 株式会社ムサシノキカイ | Expander roll |
| JPH07309483A (en) * | 1994-05-19 | 1995-11-28 | Beloit Technol Inc | Roll or drum with adaptable cover |