JP3245646B2 - Container bottom folding device - Google Patents
Container bottom folding deviceInfo
- Publication number
- JP3245646B2 JP3245646B2 JP15688092A JP15688092A JP3245646B2 JP 3245646 B2 JP3245646 B2 JP 3245646B2 JP 15688092 A JP15688092 A JP 15688092A JP 15688092 A JP15688092 A JP 15688092A JP 3245646 B2 JP3245646 B2 JP 3245646B2
- Authority
- JP
- Japan
- Prior art keywords
- mandrel
- folding
- container
- pressing member
- pressed
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/08—Forming three-dimensional containers from sheet material
- B65B43/10—Forming three-dimensional containers from sheet material by folding the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B3/00—Packaging plastic material, semiliquids, liquids or mixed solids and liquids, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B3/02—Machines characterised by the incorporation of means for making the containers or receptacles
- B65B3/025—Making parallelepipedal containers from a single carton blank
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/26—Folding sheets, blanks or webs
- B31B50/28—Folding sheets, blanks or webs around mandrels, e.g. for forming bottoms
- B31B50/30—Folding sheets, blanks or webs around mandrels, e.g. for forming bottoms the mandrels moving
- B31B50/32—Folding sheets, blanks or webs around mandrels, e.g. for forming bottoms the mandrels moving in circular paths
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Making Paper Articles (AREA)
- Supplying Of Containers To The Packaging Station (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、例えば牛乳が充填さ
れるカートンのような容器の底部折畳み装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bottom folding device for containers such as cartons filled with milk.
【０００２】[0002]
【従来の技術】この種の折畳み装置としては、例えば、
実開昭６３−１７００７号公報に開示されているよう
に、折畳みステーションで停止させられたマンドレルに
はめ被せられた容器の底部となるべき端部を折畳みうる
ように開閉自在に配され折畳み部材と、折畳み動作によ
って容器に作用する軸方向の力に抗して容器を固定しう
るように容器を介してマンドレルに押圧解除自在に押圧
される押圧部材とを備えており、折畳み部材と押圧部材
が、２つの流体圧シリンダで別々に同期して作動させら
れるようになされているものが知られている。2. Description of the Related Art As this type of folding device, for example,
As disclosed in Japanese Utility Model Laid-Open Publication No. 63-17007, a folding member is disposed so as to be openable and closable so as to be able to fold an end to be a bottom portion of a container fitted on a mandrel stopped at a folding station. A pressing member which is releasably pressed to the mandrel via the container so as to fix the container against an axial force acting on the container by the folding operation, wherein the folding member and the pressing member are provided. It is known that two hydraulic cylinders can be operated separately and synchronously.
【０００３】[0003]
【発明が解決しようとする課題】上記装置では、２つの
流体圧シリンダを同期させるための制御装置が必要であ
り、装置が複雑である。The above device requires a control device for synchronizing the two hydraulic cylinders, and the device is complicated.
【０００４】この発明の目的は、折畳み部材と押圧部材
を、１つの駆動源で同期作動させることができ、構造の
簡単な折畳み装置を提供することにある。An object of the present invention is to provide a folding device having a simple structure, in which a folding member and a pressing member can be operated synchronously by one driving source.
【０００５】[0005]
【課題を解決するための手段】この発明による容器底部
折畳み装置は、折畳みステーションで停止させられたマ
ンドレルにはめ被せられた容器の底部となるべき端部を
折畳みうるように開閉自在に配されている折畳み部材
と、折畳み動作によって容器に作用する軸方向の力に抗
して容器を固定しうるように容器を介してマンドレルに
押圧解除自在に押圧される押圧部材とを備えている容器
底部折畳み装置において、押圧部材が、折畳みステーシ
ョンで停止させられたマンドレルの側方でマンドレルの
軸線と直交する方向に移動自在に配されかつマンドレル
に押圧されるようにばねで付勢されており、折畳み部材
の閉位置から開位置へ向かう動作によってばねに抗して
押圧部材がマンドレルから離隔させられるようになされ
ていることを特徴とするものである。SUMMARY OF THE INVENTION A container bottom folding device according to the present invention is provided so as to be openable and closable so that an end to be a bottom of a container fitted to a mandrel stopped at a folding station can be folded. Container folding comprising a folding member, and a pressing member which is releasably pressed to a mandrel via the container so as to fix the container against an axial force acting on the container by the folding operation. In the apparatus, a pressing member is movably disposed on a side of the mandrel stopped at the folding station in a direction orthogonal to the axis of the mandrel, and is biased by a spring so as to be pressed by the mandrel. The pressing member is separated from the mandrel against the spring by the operation from the closed position to the open position. Is shall.
【０００６】[0006]
【作用】この発明による容器底部折畳み装置では、押圧
部材が、折畳みステーションで停止させられたマンドレ
ルの側方でマンドレルの軸線と直交する方向に移動自在
に配されかつマンドレルに押圧されるようにばねで付勢
されており、折畳み部材の閉位置から開位置へ向かう動
作によってばねに抗して押圧部材がマンドレルから離隔
させられるようになされているから、折畳み部材および
ばねによって、押圧部材がマンドレルにはめ被せられた
容器を固定しうるように押圧しかつ解除するように作動
させられる。In the container bottom folding device according to the present invention, the pressing member is disposed movably in the direction orthogonal to the axis of the mandrel on the side of the mandrel stopped at the folding station, and is pressed by the mandrel. Since the pressing member is separated from the mandrel against the spring by the operation of the folding member from the closed position to the open position, the pressing member is moved to the mandrel by the folding member and the spring. The fitted container is actuated to press and release in a secure manner.
【０００７】[0007]
【実施例】この発明の実施例を、図面を参照してつぎに
説明する。Embodiments of the present invention will be described below with reference to the drawings.
【０００８】図７に示す上下逆様の容器11は、胴部とな
るべき胴部形成部12、頂部となるべき頂部形成端部13お
よび底部形成端部14よりなる。底部形成端部14は、順次
エンドレスに連なった四角形の第１〜第４底壁パネル15
〜18よりなる。第１および第３底壁パネル15，17には、
逆Ｖ字状の折り目線19が形成されている。図２を参照す
ると、第１および第３底壁パネル15，17をマンドレル移
動方向（図２および図３に矢印で示す）と直交する方向
に向けて底部形成端部14をマンドレル21から外方に突出
させた状態で、容器11がマンドレル21にはめ被せられて
いる。The container 11 shown upside down as shown in FIG. 7 comprises a body forming part 12 to be a body, a top forming end 13 and a bottom forming end 14 to be a top. The bottom forming end 14 is formed of a first to fourth bottom wall panels 15 which are sequentially endlessly connected and rectangular.
Consists of ~ 18. The first and third bottom wall panels 15, 17 include:
An inverted V-shaped fold line 19 is formed. Referring to FIG. 2, the first and third bottom wall panels 15, 17 are oriented in a direction orthogonal to the mandrel movement direction (indicated by the arrows in FIGS. 2 and 3), and the bottom forming end 14 is moved outward from the mandrel 21. The container 11 is fitted over the mandrel 21 in such a state that it protrudes from the mandrel 21.
【０００９】包装機械は、図１に示すように、８つの放
射状マンドレル21を有し、マンドレル21が８つの第１〜
第８処理ステーションＩ〜VIIIに順次停止するように配
置されている間欠駆動ロータ22と、第１処理ステーショ
ンＩに配置されている容器供給装置23、第４処理ステー
ションIVに配置されている底部ヒータ24、第５処理ステ
ーションＶに配置されている底部折畳み装置25、第６ス
テーションVIに配置されている底部圧着装置26および第
８処理ステーションVIIIに配置されている容器排出装置
27と、第８処理ステーションVIIIを搬送経路の始端とし
てのびている容器搬送コンベヤ28とを備えている。The packaging machine has eight radial mandrels 21 as shown in FIG.
An intermittent drive rotor 22 arranged to stop sequentially at the eighth processing stations I to VIII, a container supply device 23 arranged at the first processing station I, and a bottom heater arranged at the fourth processing station IV 24, a bottom folding device 25 located at the fifth processing station V, a bottom crimping device 26 located at the sixth station VI, and a container discharge device located at the eighth processing station VIII.
27, and a container transport conveyor 28 extending from the eighth processing station VIII as the start of the transport path.
【００１０】第２処理ステーションII、第３処理ステー
ションIII および第７処理ステーションVII は、いずれ
も予備ステーションとされている。The second processing station II, the third processing station III, and the seventh processing station VII are all reserved stations.
【００１１】底部折畳み装置は、図２〜図６に示すよう
に、第５処理ステーションＶで停止させられているマン
ドレル21の外方延長線上に配置されているヨーク30と、
ヨーク30にマンドレル移動方向に開閉するように取付け
られている一対の第１折畳み部材31と、ヨーク30にマン
ドレル移動方向と直交するように取付けられている一対
の第２折畳み部材32と、第１折畳み部材31が折畳み動作
を行う前に、容器11を介してマンドレル21に押圧される
押圧部材33とを備えている。As shown in FIGS. 2 to 6, the bottom folding device includes a yoke 30 disposed on an outward extension of the mandrel 21 stopped at the fifth processing station V.
A pair of first folding members 31 attached to the yoke 30 so as to open and close in the mandrel moving direction; a pair of second folding members 32 attached to the yoke 30 so as to be orthogonal to the mandrel moving direction; The folding member 31 includes a pressing member 33 that is pressed by the mandrel 21 via the container 11 before performing the folding operation.
【００１２】ヨーク30は、内方開放箱型状のものであっ
て、ブラケット34によって容器底部圧着装置26に連結固
定されている。容器底部圧着装置26は、機械フレームに
支持されている。ヨーク30の内端部には、マンドレル移
動方向と直交する方向に互いに平行にのびた一対の内支
持軸35が回動自在に設けられるとともに、これらの外側
に、マンドレル移動方向と平行に互いに平行にのびた一
対の外支持軸36が回動自在に設けられている。内支持軸
35および外支持軸36のそれぞれには、互いに噛み合され
た一対ずつの歯車37，38が固定されている。The yoke 30 is in the shape of an open box in the inside, and is connected and fixed to the container bottom crimping device 26 by a bracket 34. The container bottom crimping device 26 is supported by a machine frame. At the inner end of the yoke 30, a pair of inner support shafts 35 extending parallel to each other in a direction perpendicular to the mandrel movement direction are provided rotatably, and outside these, parallel to the mandrel movement direction and parallel to each other. A pair of extended outer support shafts 36 are rotatably provided. Inner support shaft
A pair of gears 37 and 38 meshed with each other are fixed to each of the outer support shaft 35 and the outer support shaft 36.
【００１３】両第１折畳み部材31は、上端部を両内支持
軸35にそれぞれ固定した一対の垂下板41と、両垂下板41
の下端部にそれぞれ固着された一対の三角板片42とより
なる。両三角板片42は、合体して、垂直断面略逆Ｖ字状
となる。Each of the first folding members 31 includes a pair of hanging plates 41 having upper ends fixed to both inner support shafts 35, respectively, and both hanging plates 41.
And a pair of triangular plate pieces 42 respectively fixed to the lower ends of the triangular plates. The two triangular plate pieces 42 combine to form a substantially inverted V-shaped vertical cross section.
【００１４】両第２折畳み部材32は、上端部を両外支持
軸36にそれぞれ固定した一対の垂下バー43と、両垂下バ
ー43の下端部にそれぞれ固着された互いに平行にのびる
一対の水平棒44とよりなる。両垂下バー43の一方には、
押圧部材33に対する当接部45が内方延長突出状に設けら
れている。Each of the second folding members 32 includes a pair of hanging bars 43 having upper ends fixed to both outer support shafts 36, and a pair of horizontal bars extending parallel to each other and fixed to the lower ends of the hanging bars 43, respectively. It consists of 44. One of the two hanging bars 43
A contact portion 45 for the pressing member 33 is provided in a protruding shape extending inward.
【００１５】ヨーク30の外方には、内支持軸35と平行に
のびた水平回動軸50が配置されている。回動軸50は、図
示しない手段で支持されかつ駆動される。回動軸50には
下向き第１アーム51および上向き第２アーム52が固定さ
れている。第１アーム51には第１ロッド53の一端が連結
され、第１ロッド53の他端は第１折畳み部材31の一方に
連結されている。一方、第２アーム52には、第２ロッド
54の一端が連結され、第２ロッド54の他端は、外支持軸
36の一方に固定された第３アーム55に連結されている。A horizontal rotation shaft 50 extending parallel to the inner support shaft 35 is disposed outside the yoke 30. The rotating shaft 50 is supported and driven by means (not shown). A downward first arm 51 and an upward second arm 52 are fixed to the rotating shaft 50. One end of a first rod 53 is connected to the first arm 51, and the other end of the first rod 53 is connected to one of the first folding members 31. On the other hand, the second arm 52 has a second rod
The other end of the second rod 54 is connected to the outer support shaft.
It is connected to a third arm 55 fixed to one of the 36.
【００１６】回動軸50が回動駆動されると、第１アーム
51およびロッド53を介して第１折畳み部材31の一方が揺
動させられ、その揺動は内支持軸35および歯車37を介し
て他方の第１折畳み部材31に伝達され、その結果、両第
１折畳み部材31が開閉させられる。これと同時に、回動
軸50の回動は、第２アーム52、第２ロッド54および第３
アーム55を介して外支持軸36の一方に伝達され、歯車38
を介して両外支持軸36が互いに反対向きに回動させられ
る。その結果、両第２折畳み部材32が開閉させられる。When the rotation shaft 50 is driven to rotate, the first arm
One of the first folding members 31 is swung through the 51 and the rod 53, and the swing is transmitted to the other first folding member 31 through the inner support shaft 35 and the gear 37, and as a result, both The one folding member 31 is opened and closed. At the same time, the rotation of the rotation shaft 50 is controlled by the second arm 52, the second rod 54, and the third
The power is transmitted to one of the outer support shafts 36 via the arm 55 and the gear 38
, The outer support shafts 36 are turned in opposite directions to each other. As a result, both the second folding members 32 are opened and closed.
【００１７】押圧部材33は、マンドレル移動経路と向合
うように配された押圧パッド61と、押圧パッド61からマ
ンドレル21と反対向きにマンドレル軸線と直交する方向
にのびた進退ロッド62とを備えている。The pressing member 33 includes a pressing pad 61 disposed so as to face the mandrel moving path, and an advance / retreat rod 62 extending from the pressing pad 61 in a direction opposite to the mandrel 21 and in a direction perpendicular to the mandrel axis. .
【００１８】なお、ロータ22には２列のマンドレル輪が
備えられている。第５処理ステーションＶで停止させら
れた２つのマンドレル21の間には、ロータ軸受からマン
ドレルと平行にのびた傾斜支柱63が設けられ、この支柱
63の上端に設けられた支持板64上に、２つのマンドレル
21に対応する２つの押圧部材33の進退ロッド62が、一直
線上に反対向きに並んで、それぞれ両端を軸受65から突
出させるように軸受65で支持されている。両進退ロッド
62の相対する端部には可動板66およびばね受67が固定さ
れ、両ばね受67の間には圧縮コイルばね68が介在されて
いる。これにより、押圧部材33は、常時マンドレル21に
押圧されるように付勢されている。The rotor 22 is provided with two rows of mandrel wheels. Between the two mandrels 21 stopped at the fifth processing station V, there is provided an inclined support 63 extending parallel to the mandrel from the rotor bearing.
On the support plate 64 provided at the upper end of 63, two mandrels
The reciprocating rods 62 of the two pressing members 33 corresponding to 21 are aligned in opposite directions on a straight line, and are supported by the bearings 65 such that both ends thereof protrude from the bearings 65. Double retreat rod
A movable plate 66 and a spring support 67 are fixed to opposite ends of the 62, and a compression coil spring 68 is interposed between the two spring supports 67. Thereby, the pressing member 33 is urged to be constantly pressed by the mandrel 21.
【００１９】第５処理ステーションＶに容器11が搬入さ
れる際、第１および第２折畳み部材31，32は、ともに開
位置にある（図２〜図４に矢印で示す状態）。この状態
で第２折畳み部材32の当接部45が可動板66に当接してい
て、ばね68に抗してマンドレル21から押圧部材33を離隔
させている。When the container 11 is carried into the fifth processing station V, the first and second folding members 31, 32 are both in the open position (the state shown by the arrows in FIGS. 2 to 4). In this state, the contact portion 45 of the second folding member 32 is in contact with the movable plate 66, and separates the pressing member 33 from the mandrel 21 against the spring 68.
【００２０】第５処理ステーションＶに容器11が搬入さ
れると、回動軸50が図３中反時計方向に回転駆動され、
第１および第２折畳み部材31，32が開位置から閉位置に
向かって同時に移動開始し、その途中で、まず、第１折
畳み部材31がマンドレル21にはめ被せられた容器11の第
１および第３底壁パネル15，17を折目線19にそって内向
きに折畳み、ついで、第２折畳み部材32が、第２および
第４底壁パネル16，18を、折込まれた第１および第３底
壁パネル15，17の上に重なるように内向きに折畳む。一
方、第２折畳み部材32が開位置から閉位置に向かって移
動するにしたがって、押圧部材33がマンドレル21に接近
する方向に移動し、やがて、容器11を介してマンドレル
21に押圧されるが、この押圧される時点は、第１折畳み
部材31の折畳み動作が行われる前である。When the container 11 is loaded into the fifth processing station V, the rotating shaft 50 is driven to rotate counterclockwise in FIG.
The first and second folding members 31 and 32 start to move simultaneously from the open position to the closed position, and first, the first and second folding members 31 and 32 of the container 11 covered with the mandrel 21 on the way. The third bottom wall panels 15, 17 are folded inward along the fold line 19, and a second folding member 32 is used to divide the second and fourth bottom wall panels 16, 18 into the folded first and third bottom panels. Fold inward to overlap wall panels 15,17. On the other hand, as the second folding member 32 moves from the open position to the closed position, the pressing member 33 moves in a direction approaching the mandrel 21, and eventually, the mandrel via the container 11.
The first pressing member 21 is pressed before the folding operation of the first folding member 31 is performed.
【００２１】第１および第２折畳み部材31，32の折畳み
動作によってマンドレル21にはめ被せられた容器11に
は、その内外いずれの方向にも力が作用するが、容器11
を介してマンドレル21に押圧部材33が押圧されているこ
とにより、容器11がマンドレル21に対し固定され、移動
することがない。A force is applied to the container 11 fitted on the mandrel 21 by the folding operation of the first and second folding members 31 and 32 in both the inside and outside directions.
The container 11 is fixed to the mandrel 21 and does not move due to the pressing member 33 being pressed against the mandrel 21 via.
【００２２】第１および第２折畳み部材31，32が閉位置
に至ると、折畳み動作が完了する。そうすると、今度
は、回動軸50が図３中時計方向に回転駆動され、第１お
よび第２折畳み部材31，32が閉位置から開位置に向かっ
て同時に移動開始する。第１折畳み部材31はそのまま開
位置まで移動するが、第２折畳み部材32は、その途中で
押圧部材33の可動板66に当接し、これをマンドレル21か
ら離隔する方向に移動させながら、閉位置まで移動す
る。When the first and second folding members 31, 32 reach the closed position, the folding operation is completed. Then, this time, the rotation shaft 50 is driven to rotate clockwise in FIG. 3, and the first and second folding members 31, 32 simultaneously start moving from the closed position to the open position. The first folding member 31 moves to the open position as it is, while the second folding member 32 abuts on the movable plate 66 of the pressing member 33 in the middle thereof, and moves it in the direction away from the mandrel 21 to the closed position. Move up to.
【００２３】そして、ロータ22が１ピッチ駆動され、底
部を折畳まれた容器11が第５処理ステーションＶから搬
出され、つぎに折畳まれるべき容器11が第５処理ステー
ションに搬入され、始めに説明した状態に戻り１サイク
ルの折畳み動作が完了する。Then, the rotor 22 is driven by one pitch, the container 11 whose bottom is folded is carried out of the fifth processing station V, and the container 11 to be folded is carried into the fifth processing station. And the folding operation of one cycle is completed.
【００２４】[0024]
【発明の効果】この発明によれば、折畳み部材およびば
ねによって、押圧部材がマンドレルにはめ被せられた容
器を固定しうるように押圧しかつ解除するように作動さ
せられるから、折畳み部材と押圧部材を、１つの駆動源
で同期作動させることができ、構造の簡単な折畳み装置
が提供される。According to the present invention, the folding member and the spring actuate the pressing member so as to press and release the container fitted on the mandrel so as to be fixed. Can be operated synchronously by one drive source, and a folding device having a simple structure is provided.
【図１】この発明による折畳み装置を含むロータおよび
その周辺の側面図である。FIG. 1 is a side view of a rotor including a folding device according to the present invention and the periphery thereof.
【図２】この発明による折畳み装置の斜視図である。FIG. 2 is a perspective view of a folding device according to the present invention.
【図３】同折畳み装置の側面図である。FIG. 3 is a side view of the folding device.
【図４】図３のIVーIV線にそう矢視図である。FIG. 4 is a view taken along the line IV-IV in FIG. 3;
【図５】図３のＶーＶ線にそう断面図である。FIG. 5 is a sectional view taken along line VV of FIG. 3;
【図６】図３のVIーVI線にそう断面図である。FIG. 6 is a sectional view taken along line VI-VI of FIG. 3;
【図７】この発明による折畳み装置に用いられる容器の
斜視図ある。FIG. 7 is a perspective view of a container used in the folding device according to the present invention.
11 容器 14 底部となるべき端部 32 折畳み部材 33 押圧部材 68 ばね Ｖ 折畳みステーション 11 Container 14 End to be bottom 32 Folding member 33 Pressing member 68 Spring V Folding station
───────────────────────────────────────────────────── フロントページの続き (72)発明者 広瀬 章二 徳島県板野郡北島町太郎八須字西の川10 番地の１ 四国化工機株式会社内 (72)発明者 西岡 章二 徳島県板野郡北島町太郎八須字西の川10 番地の 四国化工機株式会社内 (72)発明者 藤川 康次 徳島県板野郡北島町太郎八須字西の川10 番地の１ 四国化工機株式会社内 (56)参考文献 特開 昭62−255128（ＪＰ，Ａ) 実開 昭63−17007（ＪＰ，Ｕ) 実開 平３−121827（ＪＰ，Ｕ) 実開 昭52−142066（ＪＰ，Ｕ) 実開 昭57−185533（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) B31B 1/32 301 B65B 43/24 B31B 1/28 301 B65B 43/26 B31B 5/00 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Shoji Hirose 10 No. 10 Nishikawa, Taro Yasushi, Kitajima-cho, Itano-gun, Tokushima Prefecture Inside Shikoku Kakoki Co., Ltd. (72) Inventor Shoji Nishioka Itano-gun Kita, Tokushima Prefecture Inside Shikoku Kakoki Co., Ltd., at 10 Nishikawa, Taro, Shimamachi (72) Inventor Koji Fujikawa Inside Shikoku Koki Co., Ltd., at 10 Nishikawa, Taro, Yasu, Kitajimacho, Itano-gun, Tokushima Prefecture (56) Reference Reference JP-A-62-255128 (JP, A) Japanese Utility Model Application Sho 63-17007 (JP, U) Japanese Utility Model Application Hei 3-121827 (JP, U) Japanese Utility Model Application Model 52-142066 (JP, U) Japanese Utility Model Application Sho 57- 185533 (JP, U) (58) Fields investigated (Int. Cl. 7 , DB name) B31B 1/32 301 B65B 43/24 B31B 1/28 301 B65B 43/26 B31B 5/00
Claims (1)
マンドレル21にはめ被せられた容器11の底部となるべき
端部14を折畳みうるように開閉自在に配されている折畳
み部材32と、 折畳み動作によって容器11に作用する軸方向の力に抗し
て容器11を固定しうるように容器11を介してマンドレル
21に押圧解除自在に押圧される押圧部材33と、 を備えている容器底部折畳み装置において、 押圧部材33が、折畳みステーションＶで停止させられた
マンドレル21の側方でマンドレル21の軸線と直交する方
向に移動自在に配されかつマンドレル21に押圧されるよ
うにばね68で付勢されており、折畳み部材32の閉位置か
ら開位置へ向かう動作によってばね68に抗して押圧部材
33がマンドレル21から離隔させられるようになされてい
ることを特徴とする容器底部折畳み装置。1. A folding member 32 which is openably and closably arranged so as to be able to fold an end portion 14 which is to be a bottom of a container 11 which is fitted on a mandrel 21 stopped at a folding station V, and Mandrel through the container 11 so that the container 11 can be fixed against the axial force acting on the container 11
And a pressing member 33 which is pressed to be releasably pressed on the container 21.The pressing member 33 is orthogonal to the axis of the mandrel 21 on the side of the mandrel 21 stopped at the folding station V. The foldable member 32 is biased by a spring 68 so as to be movably arranged in the direction and pressed by the mandrel 21, and is pressed against the spring 68 by the operation of the folding member 32 from the closed position to the open position.
A container bottom folding device characterized in that 33 is separated from the mandrel 21.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15688092A JP3245646B2 (en) | 1992-06-16 | 1992-06-16 | Container bottom folding device |
| DK93201735.3T DK0575008T3 (en) | 1992-06-16 | 1993-06-16 | packaging machine |
| DE69304431T DE69304431T2 (en) | 1992-06-16 | 1993-06-16 | Packaging machine |
| EP93201735A EP0575008B1 (en) | 1992-06-16 | 1993-06-16 | Packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15688092A JP3245646B2 (en) | 1992-06-16 | 1992-06-16 | Container bottom folding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05345372A JPH05345372A (en) | 1993-12-27 |
| JP3245646B2 true JP3245646B2 (en) | 2002-01-15 |
Family
ID=15637413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15688092A Expired - Fee Related JP3245646B2 (en) | 1992-06-16 | 1992-06-16 | Container bottom folding device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0575008B1 (en) |
| JP (1) | JP3245646B2 (en) |
| DE (1) | DE69304431T2 (en) |
| DK (1) | DK0575008T3 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6626810B1 (en) | 1999-10-13 | 2003-09-30 | International Paper Company | Carton bottom forming method and apparatus |
| US6887191B2 (en) | 2000-10-12 | 2005-05-03 | International Paper Company | Carton bottom forming method and apparatus |
| US7380389B2 (en) * | 2006-04-17 | 2008-06-03 | Tetra Laval Holdings & Finance, Sa | Bottom pre-folder for carton with folded-in gusset tips |
| JP4944144B2 (en) * | 2009-02-24 | 2012-05-30 | 石塚硝子株式会社 | Bottom folder drive device |
| CN111941924A (en) * | 2020-08-14 | 2020-11-17 | 平阳申华印刷机械有限公司 | Rotary type covering device of conjoined paper box |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4484431A (en) * | 1980-02-22 | 1984-11-27 | Dai Nippon Insatsu Kabushiki Kaisha | Apparatus for erecting, filling and sealing bag-in-box packages |
| DE3125624A1 (en) * | 1981-06-30 | 1983-01-13 | Robert Bosch Gmbh, 7000 Stuttgart | Device for producing packaging sleeves |
| JPS6317007U (en) * | 1986-07-15 | 1988-02-04 | ||
| JP2813820B2 (en) * | 1989-09-13 | 1998-10-22 | 四国化工機株式会社 | Container molding equipment |
-
1992
- 1992-06-16 JP JP15688092A patent/JP3245646B2/en not_active Expired - Fee Related
-
1993
- 1993-06-16 EP EP93201735A patent/EP0575008B1/en not_active Expired - Lifetime
- 1993-06-16 DK DK93201735.3T patent/DK0575008T3/en active
- 1993-06-16 DE DE69304431T patent/DE69304431T2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0575008B1 (en) | 1996-09-04 |
| JPH05345372A (en) | 1993-12-27 |
| DE69304431T2 (en) | 1997-02-06 |
| DK0575008T3 (en) | 1996-09-23 |
| EP0575008A1 (en) | 1993-12-22 |
| DE69304431D1 (en) | 1996-10-10 |
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| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20010904 |
|
| LAPS | Cancellation because of no payment of annual fees |