JPH0722916B2 - Method and device for notching paper tube end - Google Patents

Method and device for notching paper tube end

Info

Publication number
JPH0722916B2
JPH0722916B2 JP31231990A JP31231990A JPH0722916B2 JP H0722916 B2 JPH0722916 B2 JP H0722916B2 JP 31231990 A JP31231990 A JP 31231990A JP 31231990 A JP31231990 A JP 31231990A JP H0722916 B2 JPH0722916 B2 JP H0722916B2
Authority
JP
Japan
Prior art keywords
paper tube
block
receiving portion
notch
punch
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
Application number
JP31231990A
Other languages
Japanese (ja)
Other versions
JPH04183600A (en
Inventor
博幸 山田
Original Assignee
三ッ矢鉄工株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三ッ矢鉄工株式会社 filed Critical 三ッ矢鉄工株式会社
Priority to JP31231990A priority Critical patent/JPH0722916B2/en
Publication of JPH04183600A publication Critical patent/JPH04183600A/en
Publication of JPH0722916B2 publication Critical patent/JPH0722916B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/50—Methods of making reels, bobbins, cop tubes, or the like by working an unspecified material, or several materials

Description

【発明の詳細な説明】 （産業上の利用分野） 本発明は、コンピュータ用紙等に長尺用紙の巻芯となる
紙管の端部に切込みを施す方法及びその装置に関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and a device for making a cut in an end portion of a paper tube which is a core of a long paper in a computer paper or the like.

（従来の技術） コンピュータ用紙を巻芯である紙管に巻き付ける場合、
紙管を紙巻込み方向に回転させる軸と紙管の滑りを防止
して、巻付け力を一定にすることが要求される。(Prior Art) When winding computer paper around a paper core that is a core,
It is required to prevent slippage between the shaft that rotates the paper tube in the paper winding direction and the paper tube so that the winding force is constant.

そのため第５図に示す如く、紙管（９）の端部に切欠き
（91）を施し、回転軸（92）に突起（93）を設けて該切
欠き（91）に嵌め、紙管（９）と回転軸（92）の滑りを
防いでいる。Therefore, as shown in FIG. 5, a notch (91) is formed at the end of the paper tube (9), and a projection (93) is provided on the rotary shaft (92) to fit into the notch (91), 9) and the rotation shaft (92) are prevented from slipping.

上記切欠き（91）は、紙管（９）の一端を受け部（図示
せず）に支持せしめ、打抜きパンチ（81）を紙管の端部
に打込んで形成される。The notch (91) is formed by allowing one end of the paper tube (9) to be supported by a receiving portion (not shown) and punching a punch (81) into the end of the paper tube.

（発明が解決しようとする課題） 紙管は帯状紙を螺旋状に複数層に巻いて形成されてお
り、紙管の長手方向と直交して紙管端部にパンチを打込
み、剪断によって切欠きを形成すると、紙管端部と打抜
き部の交叉部にて紙の積層が開き、商品価値が低下し、
又、回転軸の挿入に支障を来すことがあった。(Problems to be solved by the invention) A paper tube is formed by spirally winding a band-shaped paper into a plurality of layers, and a punch is driven into the end of the paper tube at right angles to the longitudinal direction of the paper tube, and a notch is formed by shearing. When the sheet is formed, the paper stack opens at the intersection of the paper tube end and the punching section, reducing the commercial value,
In addition, the insertion of the rotary shaft may be hindered.

本発明は、上記問題を解決できる紙管端部の切欠き（9
1）を形成する方法及びその装置を明らかにするもので
ある。The present invention provides a notch (9
The method and apparatus for forming 1) are clarified.

（課題を解決する手段） 本発明の方法は、回転切断刃（62）によって紙管（９）
端部に長手方向に平行切条を施し、次に紙管と直交して
昇降する打抜きパンチ（81）によって前記切条によって
囲まれた部分を打ち抜く。(Means for Solving the Problems) In the method of the present invention, the paper tube (9) is rotated by the rotary cutting blade (62).
The end portion is provided with parallel cuts in the longitudinal direction, and then the portion surrounded by the cuts is punched by a punching punch (81) which moves up and down orthogonally to the paper tube.

又、本発明の装置は、基台（１）上に配備され、紙管の
一端を受ける受け部（２）と、該受け部の開口部（31）
に接近離間可能且つ紙管端部の打抜き幅に対応する間隔
を存して配備された一対の回転切断刃（62）（62）と、
受け部（２）の上方に上下動可能に配備され受け部
（２）に開設したパンチ逃し用切欠部（44）（54）に侵
入して紙管端部を打抜く打抜きパンチ（81）とで構成さ
れる。Further, the device of the present invention is provided on the base (1) and receives the receiving portion (2) for receiving one end of the paper tube and the opening portion (31) of the receiving portion.
A pair of rotary cutting blades (62) (62) that are arranged at a distance corresponding to the punching width of the end of the paper tube
A punching punch (81) which is provided above the receiving portion (2) so as to be movable up and down and enters the punch relief notches (44) (54) opened in the receiving portion (2) to punch the end of the paper tube. Composed of.

（作用及び効果） 打抜きパンチ（81）の打抜きに先立って、予め紙管端部
に紙管の長手方向に切条を施し、切条の奥側をパンチに
よって剪断するため、切欠きの紙管の端面側でパンチに
よる剪断力は作用せず、従って紙管端面にて紙の積層が
開くことはない。(Operation and effect) Prior to punching of the punching punch (81), a cut line is made in advance in the longitudinal direction of the paper tube at the end of the paper tube, and the back side of the cut is sheared by the punch. The shearing force by the punch does not act on the end face side of the paper, and therefore the paper stack does not open at the end face of the paper tube.

（実施例） 第１図は装置全体の平面図、第２図は要部斜面図であ
る。(Embodiment) FIG. 1 is a plan view of the entire apparatus, and FIG. 2 is a perspective view of a main part.

基台（１）の一端に紙管案内台（７）、該案内台の内端
に対向して紙管端部を受ける受け部（２）、案内台
（７）の反対方向から受け部（２）に接近離間に一対の
切断刃（62）（62）が配備され、受け部（２）上に打抜
き装置（８）が配備される。A paper tube guide (7) at one end of the base (1), a receiving portion (2) that faces the inner end of the guide and receives the end of the paper tube, and a receiving portion (from the opposite direction of the guide (7) ( A pair of cutting blades (62) and (62) are provided for approaching and separating from each other at 2), and a punching device (8) is provided on the receiving portion (2).

案内台（７）は上面に受け部方向に延びるＶ底溝（70）
を開設しており、該Ｖ底溝（70）上に紙管（９）を載せ
る。The guide base (7) has a V-bottom groove (70) on the upper surface extending in the direction of the receiving portion.
The paper tube (9) is placed on the V bottom groove (70).

案内台（７）上には紙管（９）を受け部（２）側に押出
す押し杆（71）がスライド可能に配備され、該押し杆
（71）の基端に駆動用シリンダ装置（72）が配備され
る。A push rod (71) for pushing the paper tube (9) toward the receiving portion (2) is slidably arranged on the guide base (7), and a drive cylinder device (at the base end of the push rod (71) ( 72) will be deployed.

受け部（２）は、第１ブロック（３）、第２ブロック
（４）及び第３ブロック（５）の３つのブロックを組合
せて形成される。The receiving part (2) is formed by combining three blocks of a first block (3), a second block (4) and a third block (5).

第１ブロック（３）は基台（１）に固定され、前記案内
台（７）に面して上端中央から下方にかけて前後に貫通
する開口部（31）を有している。The first block (3) is fixed to the base (1) and has an opening (31) facing the guide base (7) and penetrating forward and backward from the center of the upper end to the lower part.

又、第１ブロック（３）上部には後記の第３ブロック
（５）を取付けるための円形の凹部（32）が形成されて
いる。A circular recess (32) for mounting a third block (5) described later is formed on the upper part of the first block (3).

第２ブロック（４）は第１ブロック（３）上部の案内台
（７）側の面にボルト止めされ、中央部に円形の貫通孔
（41）及び案内台（７）側の面に支え片（40）を突設
し、該支え片（40）に紙管端部を載せる丸底状の受け面
（42）を形成している。The second block (4) is bolted to the guide block (7) side surface of the upper part of the first block (3), and has a circular through hole (41) in the center and a supporting piece on the guide block (7) side surface. (40) is provided so as to project, and a round bottom-shaped receiving surface (42) on which the end of the paper tube is placed is formed on the supporting piece (40).

第３ブロック（５）は第２ブロック（４）の第１ブロッ
ク（３）側の面にボルト止めされ、前記第１ブロック
（３）の円形凹部（32）に嵌まる円板（51）の中央に、
第２ブロック（４）の貫通孔（41）に余裕のある状態に
嵌まる短軸（52）を突設して形成される。The third block (5) is bolted to the surface of the second block (4) on the side of the first block (3) and is formed of a disc (51) fitted in the circular recess (32) of the first block (3). in the center,
The through hole (41) of the second block (4) is formed by protrudingly providing a short shaft (52) which fits in a state of margin.

第２ブロック（４）の第１ブロック（３）側の面の上下
端に、第１切欠部（43）及び該第１切欠部（43）の底部
に第２切欠部（44）が開設される。第１切欠部（43）の
幅は、紙管端部の切欠き（91）の幅よりも少し大で、第
２切欠部（44）の幅は該切欠き（91）の幅に対応してい
る。A first notch (43) is provided at the upper and lower ends of the surface of the second block (4) on the first block (3) side, and a second notch (44) is provided at the bottom of the first notch (43). It The width of the first notch (43) is slightly larger than the width of the notch (91) at the end of the paper tube, and the width of the second notch (44) corresponds to the width of the notch (91). ing.

第３ブロック（５）の円板（51）の背面に、円板（51）
の中心を通って上下に貫通する第３切欠部（53）が開設
され、該切欠部の奥に第４切欠部（54）が開設される。On the back surface of the disc (51) of the third block (5), the disc (51)
A third cutout portion (53) is opened vertically through the center of the, and a fourth cutout portion (54) is formed in the back of the cutout portion.

第３切欠部（53）の幅は第２ブロック（４）の第１切欠
部（43）に対応し、該第１切欠部（43）に連通する。第
４切欠部（54）の幅は第２ブロック（４）の第２切欠部
（44）に対応し、該第２切欠部（44）に連通する。The width of the third notch (53) corresponds to the first notch (43) of the second block (4) and communicates with the first notch (43). The width of the fourth notch (54) corresponds to the second notch (44) of the second block (4) and communicates with the second notch (44).

第３ブロック（５）の短軸（52）と、第２ブロック
（４）の貫通孔（41）との間に形成される環状の空間は
紙管の端部が挿脱可能に緊密に嵌まる大きさである。The annular space formed between the minor axis (52) of the third block (5) and the through hole (41) of the second block (4) is tightly fitted so that the end of the paper tube can be inserted and removed. It is a whole size.

受け部（２）の前方にて基台（１）上にレール（67）が
敷設され、レール（67）上に取付け板（60）が第１ブロ
ック（３）にスライド可能に配備され、該第１ブロック
（３）にスライド駆動用シリンダ装置（65）が連繋され
る。A rail (67) is laid on the base (1) in front of the receiving portion (2), and a mounting plate (60) is slidably arranged on the rail (67) on the first block (3). The slide drive cylinder device (65) is connected to the first block (3).

取付け板（60）の受け部（２）側の端部に支持板（66）
が上向きに突設され、該支持板（６）上に前記案内台
（７）に対応する高さに回転軸（61）が水平に配備され
る。回転軸（61）上の前記受け部（２）の第１切欠部
（43）との対応位置に一対の円形切断刃（62）（62）が
配備される。切断刃（62）（62）の間隔は、紙管端部に
施す切欠き（91）の幅に対応している。The support plate (66) is attached to the end of the mounting plate (60) on the receiving portion (2) side.
Are provided so as to project upward, and a rotary shaft (61) is horizontally arranged on the support plate (6) at a height corresponding to the guide base (7). A pair of circular cutting blades (62) and (62) are arranged on the rotary shaft (61) at positions corresponding to the first cutout portions (43) of the receiving portion (2). The distance between the cutting blades (62) (62) corresponds to the width of the notch (91) provided at the end of the paper tube.

回転軸（61）は取付け板（60）上のモータ（62）にベル
ト伝達手段（66）を介して連繋される。The rotating shaft (61) is connected to the motor (62) on the mounting plate (60) via the belt transmission means (66).

受け部（２）の上方に配備された打抜き装置（８）は、
第２ブロック（４）の第２切欠部（44）及び第３ブロッ
ク（５）の第４切欠部（54）に侵入可能な打抜きパンチ
（81）を上下動可能に配備し、駆動用シリンダ装置（図
示せず）に連繋したものである。The punching device (8) arranged above the receiving part (2) is
A punching punch (81) capable of penetrating into the second cutout portion (44) of the second block (4) and the fourth cutout portion (54) of the third block (5) is provided so as to be movable up and down, and a driving cylinder device is provided. (Not shown).

然して、案内台（７）に紙管（９）を載せ、押し杆（7
1）によって紙管を受け部（２）側に押込む。Then, place the paper tube (9) on the guide (7) and push the rod (7
1) Push the paper tube into the receiving part (2) side.

紙管の端部は受け部（２）の第２ブロック（４）と第３
ブロック（５）との間の環状空間に嵌まり、保持され
る。The end of the paper tube is connected to the second block (4) and the third block of the receiving part (2).
It is fitted and retained in the annular space between the block (5).

取付け板（60）が受け部（２）側にスライドし、回転切
断刃（62）が、受け部（２）の開口部（31）及び第１切
欠部（43）、第３切欠部（53）に侵入し、紙管の端部に
平行切条を施す。切条の紙管端部からの深さは、紙管端
部の切欠き深さの1/2〜2/3程度で可い。The mounting plate (60) slides toward the receiving portion (2), and the rotary cutting blade (62) causes the opening (31) of the receiving portion (2), the first cutout portion (43), and the third cutout portion (53). ) And make parallel cuts at the end of the paper tube. The depth of the cut line from the end of the paper tube may be 1/2 to 2/3 of the depth of the notch at the end of the paper tube.

取付け板（60）が後退し、切断刃（62）が受け部（２）
から離間すると、打抜き装置（８）のパンチ（81）が下
降して、前記切条の間を打抜く。The mounting plate (60) moves backward, and the cutting blade (62) receives the receiving part (2).
When separated from, the punch (81) of the punching device (8) descends and punches between the slits.

上記の如く、打抜きパンチ（81）の打抜きに先立って、
予め紙管端部に紙管の長手方向に切条を施しておき、切
条の奥側をパンチによって剪断するため、切欠きの紙管
の端面側でパンチによる剪断力は作用せず、従って紙管
端面に於て、紙の積層が開くことはない。As described above, prior to punching the punching punch (81),
Since the end of the paper tube is cut in the longitudinal direction of the paper tube and the back side of the cut is sheared by the punch, the shearing force by the punch does not act on the end surface side of the notched paper tube, and At the end of the paper tube, the paper stack does not open.

尚、本発明の実施に際し、コンベアシステムによって紙
管を受け部（２）との対向位置にて間欠停止させ、コン
ベアの停止毎にに前記作業を行ない、能率的に紙管端部
の切込みを行なうことができる。In carrying out the present invention, the conveyor system intermittently stops the paper tube at a position facing the receiving portion (2), and the above work is performed every time the conveyor is stopped to efficiently cut the paper tube end. Can be done.

本発明は、上記実施例の構成に限定されることはなく、
特許請求の範囲に記載の範囲で種々の変形が可能であ
る。The present invention is not limited to the configuration of the above embodiment,
Various modifications are possible within the scope described in the claims.

【図面の簡単な説明】[Brief description of drawings]

第１図は切欠き装置の平面図、第２図は要部斜面図、第
３図は受け部の分解斜面図、第４図は受け部の断面図、
第５図は紙管の斜面図である。 （１）……基台、（２）……受け部 （６）……切込み装置、（７）……案内台FIG. 1 is a plan view of the notch device, FIG. 2 is a perspective view of a main portion, FIG. 3 is an exploded perspective view of a receiving portion, and FIG. 4 is a sectional view of the receiving portion.
FIG. 5 is a perspective view of the paper tube. (1) ...... Base, (2) ...... Receiving part (6) ...... Cutting device, (7) ...... Guide

Claims (2)

【特許請求の範囲】[Claims] 【請求項１】回転切断刃（62）によって紙管（９）端部
に長手方向に平行切条を施し、次に紙管と直交して昇降
する打抜きパンチ（81）によって前記切条によって囲ま
れた部分を打ち抜いて紙管の端部を切欠き方法。1. A rotary cutting blade (62) makes a longitudinal parallel slit in the end of a paper tube (9), and is surrounded by the punch by a punching punch (81) which moves up and down at right angles to the paper tube. The method of punching out the cut part and notching the end of the paper core. 【請求項２】基台（１）上に配備され、紙管の一端を受
ける受け部（２）と、該受け部（２）の開口部（31）に
接近離間可能且つ紙管端部の打抜き幅に対応する間隔を
存して配備された一対の回転切断刃（62）（62）と、受
け部（２）の上方に上下動可能に配備され受け部（２）
に開設したパンチ逃し用切欠部（44）（54）に侵入して
紙管端部を打抜く打抜きパンチ（81）とで構成された紙
管端部の切欠き装置。2. A receiving portion (2) disposed on a base (1) for receiving one end of a paper tube, and an opening (31) of the receiving portion (2) capable of approaching and separating from each other, and at the end of the paper tube. A pair of rotary cutting blades (62) (62) arranged at intervals corresponding to the punching width, and a receiving portion (2) provided above the receiving portion (2) so as to be vertically movable.
A notch device for the end of the paper tube, which comprises a punching punch (81) that penetrates into the notch (44) (54) for punch release and punches the end of the paper tube.
JP31231990A 1990-11-16 1990-11-16 Method and device for notching paper tube end Expired - Lifetime JPH0722916B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31231990A JPH0722916B2 (en) 1990-11-16 1990-11-16 Method and device for notching paper tube end

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31231990A JPH0722916B2 (en) 1990-11-16 1990-11-16 Method and device for notching paper tube end

Publications (2)

Publication Number Publication Date
JPH04183600A JPH04183600A (en) 1992-06-30
JPH0722916B2 true JPH0722916B2 (en) 1995-03-15

Family

ID=18027813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31231990A Expired - Lifetime JPH0722916B2 (en) 1990-11-16 1990-11-16 Method and device for notching paper tube end

Country Status (1)

Country Link
JP (1) JPH0722916B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103144352B (en) * 2013-01-21 2014-12-10 宁海县雁苍山电力建设有限公司 Manufacturing device for mould pressing combined paper reel
CN106113127B (en) * 2016-08-16 2018-09-28 合肥齐兴电器有限责任公司 A kind of transformer insulating paper slotting machine

Also Published As

Publication number Publication date
JPH04183600A (en) 1992-06-30

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