WO2005075185A1 - 紙箱製造装置 - Google Patents
紙箱製造装置 Download PDFInfo
- Publication number
- WO2005075185A1 WO2005075185A1 PCT/JP2004/001255 JP2004001255W WO2005075185A1 WO 2005075185 A1 WO2005075185 A1 WO 2005075185A1 JP 2004001255 W JP2004001255 W JP 2004001255W WO 2005075185 A1 WO2005075185 A1 WO 2005075185A1
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- WO
- WIPO (PCT)
- Prior art keywords
- paper
- side wall
- paper material
- bending
- front side
- Prior art date
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Classifications
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- 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
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- 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
- B31B50/60—Uniting opposed surfaces or edges; Taping
- B31B50/62—Uniting opposed surfaces or edges; Taping by adhesives
- B31B50/624—Applying glue on blanks
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- 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
- B31B50/52—Folding sheets, blanks or webs by reciprocating or oscillating members, e.g. fingers
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- 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
- B31B50/60—Uniting opposed surfaces or edges; Taping
- B31B50/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure, e.g. by welding
- B31B50/642—Uniting opposed surfaces or edges; Taping by applying heat or pressure, e.g. by welding using sealing jaws or sealing dies
Definitions
- the present invention relates to a paper box manufacturing apparatus, and more specifically, a paper box manufacturing apparatus, which is cut into a predetermined shape and size in advance, and integrally formed with a side wall and a connecting flap (hereinafter, simply referred to as an ear) through a bottom wall with a streak.
- the present invention relates to an apparatus for manufacturing a paper box by gluing a predetermined portion of a side wall to a paper material, bending the side wall and the ear, and bonding the glued side wall and the ear.
- a side wall 102 formed integrally through the muscle f in the bottom wall 101, 102, 103 chi, 103 2 and ears 104 ⁇ 104 2; 104.
- side walls 103 E glued to 103 2, bent ear 1 4 chi -104 4, side walls 102 ⁇ , 102 0.103 ⁇ 103 fold bending and gluing has been in the paper box to be manufactured by performing binding (adhesion) between the side walls and ears 104 E to 104 4, as shown in FIG. 10 (Alpha), ear 104 ⁇ - 104 4 sidewalls Losi, 103 2 an inner bonding type is adhered to the inner surface of, as shown in FIG. 10 (B), the ear LOAi ⁇ 104 4 sidewalls 103 ⁇ , there is an outer bonding type that will be Ushitorauranai wear 103 2 of the outer surface.
- a paper box manufacturing apparatus for an in-stick type paper box is disclosed in Japanese Patent Application Laid-Open No. 2002-292761, for which a patent application has been filed by the present applicant.
- the present applicant has disclosed in a specification of Japanese Patent Application No. 2002-370122 a paper box manufacturing apparatus capable of manufacturing both a paper box of an externally attached type and a paper box of a fortune-telling type.
- any of the paper box manufacturing devices a process of bending the side wall and the ear so as to be perpendicular to the bottom wall is necessary, but the right-angle bending mechanism for realizing the process is a conventional technology.
- the pressing member presses the bottom wall of the paper fed to the predetermined position on the paper mounting surface, and the side wall or the ear passing through the position near the streak between the bottom wall and the side wall or the ear.
- a bending member that moves on a certain plane perpendicular to the plane. Disclosure of the invention
- the paper box is made of various paper qualities (thickness and structure), such as cardboard and corrugated cardboard, according to the protection requirements for the contents. Therefore, it is desired that the bending member of the paper box manufacturing apparatus be mounted so that its moving position can be adjusted according to the thickness of the paper material.
- the adjustment work is complicated, and the folded member always moves on a fixed plane perpendicular to the side wall or the ear of the paper material even after the adjustment.
- the bending member applies a strong right-angled force to the side wall or the location near the streak of the ear, and as a result, the side wall or the ear is broken, cracked or deformed. Waste paper boxes lose their product value and may be disposed of.
- the present invention has been made in view of the above points, and its problem is to use paper materials having various thicknesses, etc.
- a paper box manufacturing apparatus capable of producing an inner-stick type or an outer-stick type paper box at a high yield without breaking or deforming, that is, a high-yield paper box manufacturing apparatus.
- a paper box manufacturing apparatus includes: (a) a paper box fed at a predetermined position on a paper sheet mounting surface, wherein a bottom wall of the paper sheet is located near a streak between the front wall and the paper material
- the fixing member having a pressing surface for pressing and fixing to the paper material mounting surface and a pressure receiving surface extending along a vertical surface passing through a streak between a bottom wall and a front side wall of the paper material is retracted.
- a pair of paper fixing means provided so as to be able to move up and down between the position and the pressing position, and spaced apart in the width direction of the bottom wall; and (b) the paper fixing surface is pressed and fixed by the fixing means. It is characterized in that it has a pair of bending means for bending the front side wall of the paper material at right angles by pressing the front side wall between a streak adjacent to the front side wall and the tip of the front side wall.
- the paper fixing means is operated to set the paper near the line between the bottom wall and the side wall of the paper.
- the folding means is pressed and fixed to the mounting surface, and the reciprocating means of the bending means is operated to move the bending means to the bending position. Meanwhile, the folding means pushes the front side wall between its tip and the streaks. Therefore, the front side wall is gradually erected and finally bent at a right angle.
- the side wall since the side wall is pressed between the tip and the streak, Since no excessive force is applied, the side walls do not break or deform, and can be bent exactly at right angles to the bottom wall.
- the invention according to claim 2 is characterized in that the folding means is provided with a holding member provided on a side opposite to a direction in which the side wall is bent with respect to a side wall surface of the paper material fixed by the paper material fixing means; A folding member that is attached, and that presses a front side wall of the fixed paper material between a streak adjacent to the front side wall and a front end of the front side wall as the holding member reciprocates, thereby bending the side wall; A retracting position on a side opposite to the fixing member with respect to a streak between a bottom wall and a front side wall of the paper material to which the folding member is fixed, and a bending position on the same side as the fixing member. And reciprocating means for reciprocating between the two.
- the bending means has a simple configuration of the holding member, the bending member, and the reciprocating means, and does not break or deform the front side walls of the paper materials having various thicknesses. Bending at a right angle can be realized.
- the invention according to claim 3 is characterized in that the folding member of the folding means is a roller rotatably held around an axis parallel to a line between a bottom wall and a front side wall of the paper material. You.
- the roller since the roller is used as the bending member, it is possible to cope with a variation in the thickness of the paper material in a range substantially equal to the radius of the roller, and to damage, break, crack, etc. the side wall at the time of bending. Is better prevented.
- the roller is moved at a position slightly away from the streak between the bottom wall and the side wall of the paper material fixed to the paper material mounting surface in the direction perpendicular to the side wall, so that the thickness of the paper material is reduced. Even if they are different, they can be operated without having to adjust the mounting position of the bending member. Then, since the bent side wall is pushed toward the pressure receiving surface of the fixing member, no excessive force is applied to the side wall, so that the side wall is not broken or deformed, and is precisely perpendicular to the bottom wall. Bendable.
- the invention according to claim 4 is characterized in that a crimping means for pressing the front side wall bent by the bent portion toward the pressure receiving surface of the fixing member is also attached to the holding member.
- the bending means and the crimping means are mounted on the common holding member, the number of members required for mounting can be reduced, and the size of these paper boxes can be accommodated. This makes it possible to prevent complicated control for position adjustment. In addition, it is possible to significantly reduce the time and labor required to change the mounting position for changing the manufactured paper box from the inner type to the outer type or vice versa.
- the crimping means is provided on a side opposite to the front side wall of the paper material with respect to the bending member of the holding member, and has a pressing surface parallel to a reciprocating direction of the holding member; Reciprocating means attached to a holding member and configured to reciprocate between the crimping position of the crimping piece when the holding member is moved to the bending position and a retreat position for releasing the pressing.
- the crimping means is provided on the side opposite to the front side wall of the paper material with respect to the bending member of the holding member, and extends in a direction parallel to the reciprocating movement direction of the holding member.
- a reciprocating means attached to the holding member for reciprocating the pressing piece between the pressing position and the retracted position when the holding member is moved to the bending position. It is easy to change the mounting position.
- the holding member of the folding means is supported by the common support member which is long in the width direction of the paper material fed to the paper material mounting surface so that the fixed position in the longitudinal direction can be adjusted
- the holding member reciprocating means is constituted by a single cylinder that reciprocates the support member in a direction perpendicular to the paper material fixed to the paper material mounting surface (claim 6).
- the holding member reciprocating means is constituted by a single cylinder for the pair of bending means, the structure of the paper box manufacturing apparatus is simplified, and the manufacturing cost is reduced. Is done.
- FIG. 1 is a plan view conceptually showing the configuration of an example of a paper box manufacturing apparatus according to the present invention
- FIG. 2 is a plan view of the apparatus of the embodiment
- FIG. 3 is a cross-sectional view taken along line X--X of FIG. 2
- FIG. 5 is a block diagram showing a configuration example of a control system
- FIG. 6 is a flowchart schematically showing a manufacturing process
- FIG. 7 is an explanatory diagram showing the configuration and operation of a bent portion and a crimp portion
- FIG. 8 is a partially omitted cross-sectional view as viewed in the Z direction of FIG. 7
- FIG. 9 is a process schematic diagram showing a relationship between a manufacturing process and a change in the shape of a paper material when manufacturing an inner type paper box.
- Figure 10 is a typical paper box It is a top view which shows the two types.
- the paper material fixing means and the folding means can be applied to any of the paper box manufacturing apparatus of Japanese Patent Application No. 2000-37071 and the paper box manufacturing apparatus of Patent Document 1.
- the bending means is not limited to bending the side wall, but is applicable to bending the ear. The following is a detailed description of the case where the present invention is mainly applied to an in-line type paper box manufacturing apparatus.
- FIG. 1 is a plan view conceptually showing the principle and configuration of a carton manufacturing apparatus
- FIG. 2 is a plan view showing an example of a specific configuration of the carton manufacturing apparatus
- FIG. 3 is a cross-sectional view taken along line X--X of FIG. 4 is a cross-sectional view taken along the line Y--Y of FIG. 2
- FIG. 5 is a block diagram showing a configuration example of a control system
- FIG. 6 is a flowchart schematically showing a paper box manufacturing process by a paper box manufacturing apparatus
- FIG. FIG. 8 is an explanatory view showing the structure and operation
- FIG. 8 is a rear view of the bending mechanism in FIG.
- FIG. 9 is a process schematic diagram showing the relationship between the ig process and the change in the shape of the paper material in the case of manufacturing a paper box of the inner type.
- This paper box manufacturing apparatus has a frame 1.
- Frame 1 an example as a left and right side plates 2 ⁇ , connecting member 3 E a are two in a rear end and a front end, in engagement made by forming a 3 2.
- a drive unit 70, a control unit 80, and an operation unit 90 are provided.
- the side wall bent portion 50 is configured to bend the front side wall upward in order to enable the manufacture of a paper box of an internally bonded eve.
- each part will be described in detail.
- Part 1 0 mounting paper material as illustrated in FIG. 1 1, the paper material M, which is cut according to the size of the paper box to be produced, the bottom of the long side side wall 1 0 2 2 1 0 2 2
- the position of the paper in the left-right direction is accurately estimated, and the paper is settled at the predetermined position.
- 2 2 horizontal table-like movable tables 1 1 ⁇ , 1 1 2 extending in the front-rear direction parallel to each other
- the paper loading surface of the paper loading section 10 is designed such that when the short side wall 10 S i, 103 ⁇ of the paper is bent upward (that is, when it is internally adhered), the movable table 1 1 ⁇ , 1 1
- The can be configured by the upper surface, a short side sidewall 1 0 3 E, if 1 0 3 2 Ru bent downward (i.e., when the outer stick) is movable table 1 1 ⁇ , 1 1 2 placing the top plate 1 3 ⁇ , by attaching the 1 3 2 detachably, may be composed of an upper surface thereof.
- Table 1 3 ⁇ , 1 3 2 is formed in a block shape, a support surface for supporting the bottom wall of the paper material on its upper surface, has a perpendicular pressure receiving surface on the front end portion.
- movable templates 1 and 11 are available.
- the height from the top surface of the paper to the support surface is equal to the maximum height of the side wall of the paper.
- 101 is a bottom wall
- 102 ⁇ and 102 are long side walls
- 10 Si, 10 3 2 is the short-side side wall
- Ears formed at both ends of the long side side wall 1 0 2 i, 1 0 4 ⁇ , 1 0 4 4 are ears formed at both ends of the long side side wall 1 0 2 2.
- the terms long side wall and short side wall are used for convenience in identifying the side wall, and the length of the long side wall and the short side wall may be the same.
- the long side walls 1 0 2 and 1 0 2 2 are raised in advance, and turned upside down, loaded near this paper box manufacturing device and prepared for box making work.
- Movable tape one pull ⁇ E, 1 1 2 of the top surface, the mounting table 1 3 E, 1 3 2 removal state, the paper material M caused the long side side wall when manufacturing the type of carton bonded within the And can slide to a predetermined position.
- Ruler 1 E, 1 2 2 quickly guided to a predetermined feed position in the correct position when feeding the paper material M.
- the support member 14 In its front and rear side, right and left side plates 2, a frame over beam 1 ⁇ 2 2 guide rods 4 which are parallel to suspended between a, and is supported through the 4b slidably.
- Ruler 12 chi, 12 the distance between the two, set according to the size of the base-out paper box be produced, or when an example of the configuration of a drive mechanism 70 for adjusting explaining the frame 1 of the right and left side plates 2 ⁇ , 2 the screw shaft 71 a guide rod 4a between 2, between the 4b is rotatably supported in parallel with these, the screw shaft 71 a to the support member 14 1, 14 2, screw is penetrated in its longitudinal direction center Have been combined.
- the screw shaft 71 a, the longitudinal roots from the direction the center of mutually opposite directions on both sides Ji 72 1 5 72 2 is switched off.
- 7 Si, 73 2 in FIG. 2 is a bearing for supporting the screw shaft 71 a to the side plate 2 ⁇ 2 2.
- the screw shaft 71a is configured to be provided with a rotational force from a reversible rotary driving body installed on the frame 1 via a transmission means.
- a stepping motor 74 (see FIG. 3) can be used as the reversible rotary driving body.
- the transmission means can be configured by winding an endless chain 76 between sprockets 75a and 75b fixed respectively to a screw shaft 71a and a rotating shaft of the steering motor 74, for example.
- the screw shaft 71 a, the reversible rotary drive member (74) and transmission means (75a, 75b, 76) constitute the said ruler 1 chi, 12 9 driving means for spacing configuration.
- the stepping motor 74 is electrically connected to a motor dryino 81 of a control unit 80 mainly composed of a CPU and a Z or a sequencer, as shown in FIG. 5 and described later.
- An opening switch SW 1 and a closing switch SW 2 for performing a size setting operation are provided on an operation unit 90 provided in front of the frame 1.
- the open switch SW 1 When the open switch SW 1 is turned on, the size setting start command signal is controlled. It is to be given to part 80.
- an open limit switch constituted by a micro switch or a photoelectric switch operated by a ruler is detected in order to detect this.
- SW3 is provided.
- the control unit 80 sends a one-way rotation command signal to the stepping motor 74 via the motor driver 81, and the 1 through a two ruler 1 2 i, 1 2 2 a is moved in the direction away from each other.
- the control unit 80 stops supplying the one-way rotation command signal based on the operation of the open limit switch SW3.
- a closed limit switch SW4 constituted by a micro switch or a photoelectric switch, which is operated by a ruler, is provided.
- a paper material sensor such as a microswitch or a reflection type photoelectric switch for detecting that the long side wall of the paper material abuts the ruler on one or both ruler guide surfaces.
- 3 ⁇ and PS 2 are provided.
- the paper sensors PS i and PS 2 are provided, for example, with a hole opened in the guide surface of the ruler, in which a microswitch or a reflective photoelectric switch is operated by the paper material in contact with the guide surface. Can be configured.
- the positioning Hand stage 1 5, rotatably by a bearing 1 5 supported by the guide rod 4 a or 4 b as an example ball screw rod 1 5 2 is rotated by the handle 1 5 provided in front of the front-side connecting member
- the threaded portion at the tip of the threaded rod is screwed into the screw hole of the support member 15, which is held movably in the front-rear direction on the frame 1, and the stop member 15 is attached to the support member 15 4 F is fixed. Therefore, by turning the handle 15 right or left, the stop position of the paper at the time of paper feeding is determined according to the height of the short side wall (the distance from the streak to the end of the short side wall) of the paper ⁇ . It can be changed.
- the reciprocating means includes an electromagnetic switching valve (hereinafter simply referred to as a switching valve) VI, a mounting table elevating cylinder S] ⁇ , S1 ?, and a piston rod (not shown).
- the switching valve 22 is connected to a common compressor CP. The switching valve performs a switching operation according to a control signal from the control unit 80.
- the paper-sheet-mounting-surface-height adjustment mechanism uses the reciprocating means to move the mounting tables 13 ⁇ and 13 2 , and the supporting surface to the movable tables 11 ⁇ and 11 1. It is held at the standby position located below the upper surface of the.
- the reciprocating moving means raises the mounting tables 13 and 13 2 by the switching operation of the switching valve based on the switching signal from the control unit 80, and turns the table upside down.
- a predetermined portion at least near the left end and near the right end of the long side wall of the bottom wall of the paper material fed to the predetermined position is supported.
- Table 1 3, 1 3 2 rise height was substantially the same as the height of the long side side wall of the carton to be manufactured.
- Paper material placing surface height adjustment mechanism is also because it is attached to the movable table 1, 1 iota 2 of part 1 0 mounting paper material, in conjunction with the sizing of paper box, the table 1 3 i, 1 3 2
- the paper is fed by the drive mechanism 70 so as to have a predetermined interval corresponding to a predetermined portion near both ends in the width direction of the bottom wall of the paper material fed to the predetermined position.
- the paper material fixing section 20 moves the bottom wall of the paper material to the movable tables 11 ⁇ and 11 when the paper material M is fed to a predetermined position of the paper material placing section 10. Or it is fixed by pressing on the mounting table 1 3, 1 3 2 of the upper surface (paper Zaino surface), is folded by the ear folding unit 4 ear and the side wall folds 5 0 is folded by 0 to be described later It catches the front side wall Yes, a first paper material fixing mechanism 2 provided above the front end of the movable tape 1 1 ⁇ , 1 ⁇ 2 and acting near one end in the width direction of the bottom wall of the paper material, and the width direction of the bottom wall A second paper material fixing mechanism 20 acting near the other end. From These paper fixing mechanisms are symmetrical (see Figs. 3 and 4).
- Each paper material fixing mechanism is moved between reciprocating means 2:, 2 1 and 2, and between the action position of pressing the paper material mounting surface by the reciprocating means and the upper retreat position which does not interfere with sheet feeding. Pressed member 2? E, 22. Have
- the switching valve V3 performs a switching operation according to a control signal from the control unit 80.
- the pressing members 22, 22 2 are formed in a block shape, and a pressing surface for pressing and fixing the bottom wall of the paper material to the paper mounting surface at the time of internal application is provided at a lower end surface.
- the back has a pressure receiving surface that receives the ear bent horizontally inward by the edge folding portion 40 and the short side wall that is bent upward by the side wall bending portion 50 and pressed by the crimping portion 60 described later.
- Paper material fixing mechanism 2 0 1, 2 0 2 also in conjunction with cartons sizing paper material mounting portion, the bottom of the paper pressing member 2 2 i, 2 2 2 are respectively the paper feed to a predetermined position member
- the wall is driven by the driving mechanism 70 so as to have a predetermined interval corresponding to a predetermined portion near the left end or near the right end of the front end of the wall. That is, the cylinders S 3 ⁇ and S 3 of the reciprocating means 2 :, 2 12 .
- the reciprocating means 21 1 ⁇ , 21 when performing the box making operation, the reciprocating means 21 1 ⁇ , 21 .
- the switching members of the switching valve V 3 based on the switching signal from the controller 80 cause the pressing members 22 1 and 22 to move the bottom wall of the paper material ⁇ fed to a predetermined position to the movable tape 1 , 2. It is lowered to the acting position to press the upper surface of the 1 iota 2.
- the pressing members 22 1 and 22 2 are lowered from the standby position to the operation position, the bottom wall of the paper material existing at the predetermined position is pressed and fixed to the upper surface of the movable tape. ing.
- Gluing unit 3 0 is fed to a predetermined position of the paper material placing surface, glue to a predetermined portion of the front short side sidewall 1 0 3 or 1 0 3 2 fixed to the paper material M by the sheet material fixedly mechanism
- Gluing mechanism 3 ( ⁇ , 3 0 2 pressurized hot melt by the compressed air from the compressor CP (heated dissolved sizing agent) Norikyo supply which supplies 3 1 (see FIGS. 4 and 5)
- Hot melt guns 3 S i, 3 which are shared and have hot melt guns 33 ⁇ , 33 connected to the glue feeder 31 by two branched pipes 32 1 , 32. 3 2, as shown in FIG. 5, the nozzle 3 3 b or lines cover equipped with a magnetic valve 3 3 a which is opened and closed based on a control signal from the control unit 8 0.
- the left and right side plates 2 are an example of a means that enables the distance between the left and right hot melt guns 3S i, 33 seriouslyto be set and adjusted according to the size of the paper box to be manufactured. , 2 between which a guide shaft 34 is suspended and slidable on the guide shaft 34
- Support member 3 5 1 supported by the ability, 3 5 2 to gluing mechanism 3 0 1, 3 0 2 is installed. 3 3 6 2, the support member 3 5 E, 3 5 2 is operated when moving up main positions where along the guide shaft 3 4, a mouth-click member for the mouth click.
- gluing mechanism 3 0, 3 0 2 a hot melt gun 3 3 ⁇ , 3 3 2 near side for reciprocating the until a position spaced forwardly over from the standby position to a predetermined gluing distance It is connected to reciprocating means 37.
- the reciprocating means 37 includes a gun reciprocating cylinder S2 and a piston rod R2. One end of the cylinder S2 and the piston rod R2 is on the guide shaft 34, and the other end is on the other end. Connecting material3. Each is pivoted. At both ends of the guide shaft 3 4 provided the slider 3 7 a is, the slider 3 7 a is is formed side plates 2 E, the guide member 3 7 b extending longitudinally mounted in two second guide It is slidably fitted in the groove 37c.
- the gun reciprocating cylinder S 2 is connected to the compressor CP via a switching valve V 2, and the switching valve V 2 performs a switching operation by receiving a control signal from the control unit 80.
- the hot melt guns 3 S i, 33 n are driven by the hot melt gun nozzles 33 b via the reciprocating movement means 37 so that the hot melt gun nozzles 3 3 b It is held at a position facing the vicinity of the streak (this is referred to as a standby position in this specification).
- a hot melt gun 3 3, 3 3 2 by reciprocating means 3 7, referred before proceeding position this is referred to as a standby position in this specification.
- the solenoid valve 33a of the hot melt gun is opened for a predetermined time, so that the hot melt is ejected from the nozzle of the hot melt gun. Glue is applied to the site over the required length.
- the length of glue adhesion is determined by the relationship between the distance of the hot melt gun moved by the reciprocating means 37 and the opening time of the solenoid valve 33a, but is not shown in advance according to the height of the short side wall of the paper material.
- the setting is made from the input unit to the storage medium or the sequencer of the control unit 80.
- control valve 80 switches the switching valve V2 again to return the hot melt gun to the standby position.
- Gluing mechanism 3 of the glue portion 3 0, 3 0 2 are sized and communicating motion of paper material placing portion, gluing position by the hot melt gun is set between the ruler 1 1, 1 1 2 Paper
- a drive mechanism may be provided in conjunction with the drive mechanism 70 so as to correspond to predetermined portions near both ends of the short side wall of the material.
- this drive mechanism is not shown, but as an example, instead of the guide shaft 34, a screw shaft 71 1a having a pitch equal to the screw shaft 71a, which is threaded in opposite directions on both sides at the center in the longitudinal direction. the use, the support member 35 chi, a 3 5 2 with screwed to the screw shaft, by fixing the sprocket to the end of the screw shaft may be wound the endless Chiwe Ichin 7 6.
- a single drive source (74) can adjust the spacing between the paper material placement unit 10 and the gluing unit 30 in an interlocked manner, realizing cost reduction and simplification of the configuration. Wear. Further, it is possible to prevent a mismatch between the set value or the adjustment value.
- the edge folded part 40 is fed to a predetermined position, and the ear 104 formed at the front end of the long side wall 102 of the paper fixed by the paper fixing mechanism is attached to the paper fixing part 20.
- those bending pressing member 2 2 fold horizontally inward in cooperation with the pressure receiving surface of the chi, than the outer waiting position than the front ear 1 0 4 2 one paper material front ear 1 0 4 the first ear folding mechanism 4, the other of the front portion ear 1 0 4 9 wherein the front ear and the outside of the standby position than the paper material having a first ear folding piece to be moved between the well and the inner operating position 1 0 4 2 that consisted second ear folding mechanism 4 0 2 and having a second ear folding piece to be moved between the inner operative position than.
- Ear folding mechanism 4 0 ⁇ , 4 0 2 be configured to the left and right symmetrical, ruler 1? E, 1 2 2 reciprocating means 4 1 ⁇ mounted on the outer surface, and 4 1 2, the ear folding piece 4 2 ⁇ reciprocatingly moved to a more horizontal direction to the reciprocating means, consists 4 2 9 Metropolitan ing.
- Cylinder 3 4 E, S 4 0 is connected to a common compressor CP via the common selector valve V 4.
- the switching valve V4 performs a switching operation according to a control signal from the control unit 80.
- the reciprocating moving means 4 1 ⁇ and 4 1 2 of the edge folding section 40 are connected to the edge folding pieces 4 2 ⁇ and 4 2 2 via the switching valve V 4 with the rulers 1 2 1 and 1 2. . It is held at the standby position so that it does not protrude inward from the guide surface.
- the reciprocating movement means uses the switching operation of the switching valve V 4 based on the switching signal from the control unit 80 to guide the ear folding piece 4 4 2 2 to the rulers 1 2 and 1 2 2 . After protruding inward from the surface, the switching valve V4 is switched to return to the standby position.
- the ear folds are attached so that their positions can be adjusted in the front-rear direction to prevent damage to the ears when the ears 104 are thick when they protrude, and are made by bending the tip of a plate material having appropriate elasticity .
- the ear 1 0 4 E which is formed at a front end portion of the long side side wall of the paper material which is fed fixed in position
- 1 0 4 2 1 0 4 3 1 0 4 4 are ear folds 4 ⁇ , 42 which are advanced to the working position.
- the paper is bent inward in the horizontal direction by the streaks, and the pressing members 22 ⁇ and 22 of the paper material fixing portion.
- the cuff 40 is attached to another supporting means in the same manner as the gluing section 30 or the paper placing section 20, and the cuffs 42, 42 are used by using a driving mechanism 70.
- ⁇ is configured to adjust the distance between
- Side wall bent portion 5 0 is fed to the predetermined position, the front short side side wall of the paper material paper material which is fixed by the fixing mechanism 1 0 3 E or 1 0 3 perpendicular upper 2 to the bottom wall 1 0 1
- Folding mechanism 5 O, 5 0 2 is constructed symmetrically.
- the bending mechanism Hi is composed of a holding member 53 and a bending member 54 provided on the upper part of the holding member. , And reciprocating means 57.
- Breaker member 5 4 1 it is preferably made with a ruler 1 1 1 longitudinal roller which is rotatably held in a horizontal axis at right angles to (but not limited to Re this). In the case of a roller, there is an advantage that the intermediate position of the front side wall of the paper can be pushed up without difficulty when the roller is raised, even if the thickness of the paper is different within the range L, which is equal to the radius of the roller.
- An inverted U-shaped member can be used instead of the roller.
- a slider 55 ⁇ fixed to the lower end of the holding member 53 ⁇ is saddle seated movably in the longitudinal direction of the support member 52, and bolts 56 ⁇ penetrated by the slider are attached to the support member 52. It can be tightened or loosened.
- both sides of the folding mechanism 5 0, 5 0 2 interval may be adjusted according to the size of the paper box to be manufactured.
- Reciprocating means 5 7, as folding mechanism 5, 5 0 2 common means for elevating the side wall bent portion is coupled to the lower side of the longitudinal central portion of the support member 5 2.
- the reciprocating means 5 7, a fold 5 4 chi, 5 4 2 folding cylinder S 5 for raising and lowering the rod R 5 and the cylinder S 5 to the connected switching valve V 5 (see FIG. 5 ).
- Folding cylinder S 5 is attached to the left and right side plates 2 ⁇ , 2 connecting members 3 3 cross-linked between the two. Breaker member 5 4 2, 5 4 9 of paper material fixing portion pressing member 2 2 E, if provided at all times resiliently biased to 2 2 2 directions, various without the attachment position adjustment It can correspond to paper materials.
- the holding member 5 3 2 5 3 2, crimping portions 6 0 is also attached.
- the crimping portion 60 is for pressing and joining the glued portion of the front side wall 103 bent upward by the bending portion 50 to the ear bent inward in the horizontal direction, symmetrical of pressure Chakukiko 6 0 ⁇ , having 6 0 2.
- the crimping mechanism 6 0 ⁇ is the holding member A crimping piece 6 1 ⁇ ⁇ provided below the bending member of the vertical portion and having a pressing surface facing the front end surface of the movable table 1 , and attached to the vertical portion of the holding member 5 3 1 ,
- the retraction position where the pressing surface of the pressure contact piece 6 1 1 is retracted to the side opposite to the movable table 1 with respect to the vertical tangent passing through the movable table 1 1 ⁇ side portion of the peripheral surface of the roller, and the movable table 1 with respect to the vertical tangent Reciprocating means 62 for reciprocating movement to an operation position protruding to the 1 ⁇ side.
- the reciprocating means 6 2 ⁇ comprises a bending cylinder S 6 i and a rod for reciprocally moving the crimping piece 6 1 1 between the retracted position and the bent position, and a switching valve V 6 connected to the cylinder. Consists of
- the operation unit 90 provided on the front-side connecting member 3 i of the frame 1 is provided with the open switch SW1 and the close switch SW2 for setting the size, and also feeds the paper to a predetermined position.
- a start switch S SW is provided for starting the box making operation when the operation is completed. It is preferable that the starting switch S SW be constituted by a pedal switch that can be operated by the operator stepping on his / her feet in a standing posture. As a result, it is possible to start immediately after the sheet is manually fed. It goes without saying that a sensor for detecting that the paper material has been fed to the predetermined position may be provided, and the detection signal of the sensor may be replaced with a start signal from the start switch SWW.
- the drive unit 70 is configured to set one or both of the first group of support units and the second group of support units at right angles to the long side of the paper material placed between the paper material placement units 10. by moving in the Do uniaxial direction, when the movable tape one pull 1 1 pair of part 1 0 mounting paper material, 1 1 2, a pair of left and right ruler 1 ⁇ table ⁇ E, 1 3 2 is mounted Is a pair of left and right mounting tables 13 i, 13 2 , and a pair of left and right gluing mechanisms 30,, 3 of the gluing section 30.
- a pair of left and right ears of the ear folding portion 4 0 folding mechanism 4 0 chi, 4 0 2, the bent portion 5 left right pair of folding mechanism 5 0 0 chi, 5 0 2 and pressing mechanism 6 0, 6 0 is for adjusted according to the size of the paper box to be manufacturing the distance between the two, one or the support portion has a drive mechanism that along connection reciprocates both in the uniaxial direction.
- the drive mechanism may have a configuration in which a part of the support portion is screwed into a screw shaft rotated by the handle, and, instead of the handle, a rotary shaft is used in the screw shaft as described above.
- a given steering motor may be combined.
- the control unit 80 rotates the stepping motor 74 of the driving mechanism 70 in a predetermined direction, so that the screw shafts 71 a and 71 b are rotated in a predetermined direction, and Zaino portion 1 0 of the movable tape one pull 1 1 ⁇ , 1 1 2 and the supporting member 1 4, 1 4 2 via the ruler 1 2, 1 2. And table 1 3 E, 1 3 2 is moved in the direction in which the interval is open. At the maximum interval, the control unit 70 stops the rotation of the steering motor 74 based on the detection signal output from the open limit switch SW3.
- the sheet feeding positioning means 1 5 is fixed by aligning the stop member 1 5 5 to the width of the front short side sidewall.
- the distance and the distance between the crimping portion 6 1, 6 1 2 crimping portion 6 0 is set to the size of the paper material M used thereafter.
- Folding members 5 ⁇ , 54 of the bent part 50 During distance bolts 5 6 ⁇ , before the paper material ⁇ by operating the 5 6 2 The setting is made accurately in accordance with the gluing position on the side wall.
- the gluing unit 3 0 the narrow side sidewall hot agate Leto gun 3 3 at a predetermined gluing positions of ⁇ predetermined paper material which is fed between the ruler after sizing, 3 3 0 so that the nozzle corresponding the support member 3 5 E, 3 5 2 move the locking member 3 6 E, more fixed 3 6 9.
- the driving mechanism 70 is used for the gluing unit 30
- the nozzle of the glue feeder is positioned in conjunction with the paper material placing unit 10.
- table 1 3 E, 1 3 2 is removed. Then, as shown in FIG. 9 (a), the long side side wall 1 0 2 E, 1 0 2 2 paper material M which have not yet been erected, as shown in FIG. (B), advance the long side side wall 1 0 2 E, causing a 1 0 2 2.
- the control unit 80 When the paper feed detection sensor detects that the paper has been fed to the predetermined position, the control unit 80 first operates the paper material fixing mechanism (FIG. 6 (2)). In other words, giving a control signal to the switching valve V 3, the pressurized air of the compressor CP subjected feeding the paper material fixing cylinder S 1 1, S 1 2, pressing member 2 2 1 held in the retracted position, 2 2 2 is lowered to the fixing position, and the bottom wall of the paper is pressed and fixed to the paper mounting surface.
- the control unit 8 0 operates the gluing mechanism 3 0 1, 3 0 2 (FIG. 6 (3)). In other words, giving a control signal to the switching valve V 2, and supplies the pressurized fluid from the compressor CP to the gun reciprocating cylinder S 2, Hottome Rutogan 3 3 ⁇ held in the standby position, 3 3 2 a predetermined position Then, the paper material is moved forward so as to face the predetermined glued portion on the short side wall of the paper material stopped. At the same time, the control unit 8 0 by opening the hot-melt gun 3 S 1, 3 3 0 solenoid valve 3 3 This gives a control signal to a predetermined time, by injecting the glue from the nozzle 3 3 b, As shown in FIG.
- the adhesive 105 is adhered to a predetermined portion of the front short side wall 103 of the paper material M over a required length.
- the control unit 8 0-out based on that detects the retrieval of paper material M, giving again the control signal to the switching valve V 2, a hot melt gun 3 3 ⁇ , a 3 3 [pi Return to the standby position.
- control unit 8 0, giving a control signal to the switching valve V 4 is a switching operation, mechanism 4 folding ear pressurized fluid from the compressor CP, 4 0 2 ears folding cylinder SA i , it is supplied to S 4 2, Pitosunroddo, to advance the R 4 2, 9 fold the ear has been held in the standby position as shown at (d) piece 4 2 ⁇ , the 4 2 2, FIG.
- controller 8 0 immediately after the return operation of the ear folding mechanism operates the folding mechanism 5 0 2, 5 0 2 (FIG. 6 (5)). That is, the control unit 80 supplies a control signal to the switching valve V5 to perform a switching operation, and supplies pressurized fluid from the compressor CP to the bending cylinders S5 ⁇ and S5 of the reciprocating movement means 46. and, Pitosunroddo ⁇ , by extending the Ri R 5, FIGS. 7 (a) folding which has been held in the standby position, as shown in the bending member 5 4 chi, 5 4 0 in FIG.
- the control section 80 operates the crimping section following the upward bending operation of the front short side wall 103 (FIG. 6 (6)). That is, the control unit 80 gives a control signal to the switching valve V6 to perform a switching operation, and pressurizes the pressurized fluid from the compressor CP to the press-fitting cylinders S6, S6. Is supplied to, to advance the Pitosunro' de crimping mechanism 6, 6 0 2 forward standby position to the holding once was crimping pieces 61 ⁇ , 6 1 2 (see FIG. 7) a crimping position
- Ruler 1 E taken out from between the 1 2 2 paper material M on the front side.
- the semi-finished paper material is turned back and forth along the horizontal plane as shown in Fig. 9 (g) (P6 in Fig. 6).
- step P2 in FIG. That is, the long side side wall 1 0 2 Seiga is not yet done, 1 0 2 2 other hand side and the rest of the short side sidewall 1 0 3 2 toward the first, the paper material again to FIG 9 (c) the proceeds to process is guided by a ruler 1 2 1, 1 2 2 fed to a predetermined position to be stopped by the stop member 1 5 r, step on the start switch S SW again.
- the process is automatically performed from the process of FIG. 9 (c) to the process of FIG. 9 (e).
- the box making operation for one piece of paper is completed and removed at P4 in Fig. 6, as shown in Fig. 11 (B)
- the inner type of the inner type with the ears connected to the inner surface of the side wall is completed (Y in P5 in Fig. 6).
- the completed products are stacked in the loading space near the manufacturing equipment (P7 in Fig. 6). Whenever one product is available, the paper feeding operation in step P2 is restarted.
- the stepping motor 74 is used as the rotary driving body of the driving means. Since it is used, there is an advantage that the size can be set easily and quickly only by placing the paper material and operating the switch. As described above, by using the handle as the rotary drive, the size can be set with an inexpensive configuration.
- the present invention is based on the premise that the side wall on which the ear is formed is guided by a ruler, and the side wall adjacent to the side wall is glued. In this case, even if one or both of the side walls guided by the ruler and the side wall to be glued are folded walls, if the bending mechanism and the ear-folding mechanism are exchanged for one that is compatible with them, it will be applied. It is possible.
- the cylinder using the piston rod, which constitutes the reciprocating means can be replaced by a rodless cylinder.
- the preferred embodiment described above is based on the premise of manufacturing paper boxes of various sizes.
- the paper placing portion 10 the paper fixing portion 20, the edge folding portion 40, the bending portion 50, and the crimping portion 60 each have a single movable table, a pressing member, an edge folding piece, and a folding portion. It is possible to adopt a configuration in which the bending member and the crimping piece are reciprocated by a single reciprocating means.
- the mounting position and the vertical direction of the crimping section 60 can be realized by inverting the paper mounting surface as a boundary. In that case, the paper material with the side walls upright is turned upside down and fed.
- the side wall bending portion 50 and the crimping portion 60 bend the glued front side wall downward by the side wall bending portion 50, and then return to the upper retracted position once, and the ear folding portion becomes the front ear.
- the crimping section 60 After being bent horizontally inward, it is lowered again to the working position, at which time the crimping section 60 is activated, and its ear is pressed against the glued portion of the front side wall to be crimped.
- the ear folds 42 and 42 of the ear folds 40 are provided. Also bent member of the side wall folds 5 0, such as with 5 4 2 rollers, yet good a structure to press between the ear tip and the muscle.
Landscapes
- Making Paper Articles (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2005508130A JPWO2005075185A1 (ja) | 2004-02-06 | 2004-02-06 | 紙箱製造装置 |
PCT/JP2004/001255 WO2005075185A1 (ja) | 2004-02-06 | 2004-02-06 | 紙箱製造装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2004/001255 WO2005075185A1 (ja) | 2004-02-06 | 2004-02-06 | 紙箱製造装置 |
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WO2005075185A1 true WO2005075185A1 (ja) | 2005-08-18 |
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PCT/JP2004/001255 WO2005075185A1 (ja) | 2004-02-06 | 2004-02-06 | 紙箱製造装置 |
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JP (1) | JPWO2005075185A1 (ja) |
WO (1) | WO2005075185A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2011527961A (ja) * | 2008-07-12 | 2011-11-10 | ジェンセン、ヤール | 小売箱および小売箱の製造方法 |
ITBO20120029A1 (it) * | 2012-01-25 | 2013-07-26 | Emmeci Spa | Dispositivo incollatore per una macchina formatrice di scatole e relativo metodo di incollaggio |
CN104325713A (zh) * | 2014-10-19 | 2015-02-04 | 东莞市鸿铭机械有限公司 | 具有台板升降机构的推纸导向机构 |
US9266640B2 (en) | 2008-07-12 | 2016-02-23 | Jarl Jensen | Retail boxes and method of manufacturing retail boxes |
EP3248772A1 (de) * | 2016-05-28 | 2017-11-29 | Kolbus GmbH & Co. KG | Vorrichtung zum auftragen von klebstoff auf vorwiegend flächige materialzuschnitte |
EP3954534A1 (en) * | 2020-08-14 | 2022-02-16 | Quadient Technologies France | Flap folding unit, flap folding apparatus, flap folding method and systems and methods using the same |
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JP2001328182A (ja) * | 2000-05-22 | 2001-11-27 | Lion Corp | ダンボール箱フラップ折り方法および装置 |
JP2002292761A (ja) * | 2001-03-30 | 2002-10-09 | Hajime Nagai | 紙箱製造装置 |
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US2846929A (en) * | 1955-06-13 | 1958-08-12 | Ohio Boxboard Co | Method of erecting cartons |
US4578054A (en) * | 1983-11-17 | 1986-03-25 | Herrin Robert M | Carton erection and sealing apparatus |
US4636185A (en) * | 1985-05-07 | 1987-01-13 | Book Covers Inc. | Apparatus for fabricating a box-like article |
US5184998A (en) * | 1991-04-08 | 1993-02-09 | Volk Packaging Corporation | Corrugated cardboard or chipboard carton forming machine |
JP2001328182A (ja) * | 2000-05-22 | 2001-11-27 | Lion Corp | ダンボール箱フラップ折り方法および装置 |
JP2002292761A (ja) * | 2001-03-30 | 2002-10-09 | Hajime Nagai | 紙箱製造装置 |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011527961A (ja) * | 2008-07-12 | 2011-11-10 | ジェンセン、ヤール | 小売箱および小売箱の製造方法 |
US9266640B2 (en) | 2008-07-12 | 2016-02-23 | Jarl Jensen | Retail boxes and method of manufacturing retail boxes |
EP3513960A1 (en) * | 2012-01-25 | 2019-07-24 | EMMECI S.p.A. | Gluing device for a box forming machine and related gluing method |
ITBO20120029A1 (it) * | 2012-01-25 | 2013-07-26 | Emmeci Spa | Dispositivo incollatore per una macchina formatrice di scatole e relativo metodo di incollaggio |
WO2013110986A1 (en) * | 2012-01-25 | 2013-08-01 | Emmeci S.P.A. | Gluing device for a box forming machine and related gluing method |
JP2015504797A (ja) * | 2012-01-25 | 2015-02-16 | エメッチ ソシエタ ペル アチオニ | 箱形成機のための接着装置および接着方法 |
EP3246154A1 (en) * | 2012-01-25 | 2017-11-22 | EMMECI S.p.A. | Gluing device for a box forming machine and related gluing method. |
CN104325713A (zh) * | 2014-10-19 | 2015-02-04 | 东莞市鸿铭机械有限公司 | 具有台板升降机构的推纸导向机构 |
CN104325713B (zh) * | 2014-10-19 | 2019-03-05 | 广东鸿铭智能股份有限公司 | 具有台板升降机构的推纸导向机构 |
CN107433731A (zh) * | 2016-05-28 | 2017-12-05 | 柯尔布斯有限责任两合公司 | 用于在主要为面状的材料坯件上涂敷胶粘剂的设备 |
EP3248772A1 (de) * | 2016-05-28 | 2017-11-29 | Kolbus GmbH & Co. KG | Vorrichtung zum auftragen von klebstoff auf vorwiegend flächige materialzuschnitte |
EP3954534A1 (en) * | 2020-08-14 | 2022-02-16 | Quadient Technologies France | Flap folding unit, flap folding apparatus, flap folding method and systems and methods using the same |
US11667411B2 (en) | 2020-08-14 | 2023-06-06 | Sparck Technologies B.V. | Flap folding unit, flap folding apparatus, flap folding method and systems and methods using the same |
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