JPH0656109A - Packaging method and apparatus therefor - Google Patents

Abstract

PURPOSE:To obtain a packaging method, in which dust cannot enter and labor can be saved, by extending an extension piece part from the whole periphery of an opening edge, by receiving a product while leaving the bent base of the corner part of the product, by folding bent piece parts after placing a mount thereon so that the ends of the mount are held between, and by covering the outer peripheral part of the mount with the bent piece base of the corner. CONSTITUTION:The title package apparatus has a package carrier part 11 for carrying a package 1 containing a product to a first folding part 41. Secondly, the apparatus has a package supply part 21 for taking out packages 1 one by one and supplying them to the first folding part 41. Also, the apparatus has the first folding part 41 for folding left and right bent piece parts and processing the parts so that the left and right ends of a mount 8 are held between the bent piece parts and horizontal extension piece parts extended from a product-containing recess. Further, the apparatus has a transfer part 61 for transferring a package to a second folding part 85 and the second folding part 85 for folding the front and rear bent piece parts of the transferred package 1 and processing the parts so that the front and rear ends of the mount 8 are held between the bent piece parts and horizontal extension piece parts. Moreover, the apparatus is provided with a discharge part 90 for discharging the package of which folding ends.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging method and apparatus for bending the entire circumference of a package.

[0002]

2. Description of the Related Art Conventionally, the package body for storing products is
A product storage recess is formed in the center of the rectangle, and folding pieces are formed on the three pieces. After storing the product in the recesses, insert the mount from the piece on which the folding piece is not formed. However, a method of fixing the mount and the package body with a stapler or the like has been taken.

In such a packaging method, since the shape of the package body is limited to a rectangular body, it is not possible to freely design the package, and when the product inventory period becomes long, the package body and the mount are not provided at the portion without the folded piece. There was a problem that a gap was created between the product and the product, and dust invaded to contaminate the products inside and reduce the product value. Further, since the folding piece is provided on only three sides of the package body, a stapler must be used to fix it to the mount, which causes a problem that the packaging work is troublesome.

[0004]

Despite the simple structure of the present invention, it is possible to prevent the product value from deteriorating because dust does not enter inside the package even if the product inventory is long-term. The problem to be solved is the development of a packaging method and an apparatus therefor that can perform such packaging work automatically and reduce the packaging cost.

[0005]

The method of the present invention is defined in claim 1.
As shown in ``, the horizontal extending piece (3) is extended from the entire circumference of the opening edge of the product storage recess (2) and the bending piece (4) is extended vertically, and at the corner (5). The product (2) is stored in the package (1) that is cut off leaving the base (6) of the bent piece (4) and
Place the mount (8) on the horizontally extending piece (3) so as to cover (2), and then fold back the left and right bent pieces (4) of the package (1) to bend the bent piece ( Hold the left and right edges of the mount (8) between the horizontal piece (4) and the horizontal piece (3), then fold the front and rear bent pieces (4) of the package (1) and fold the front and rear edges of the mount. Hold it with the piece (4) and the horizontal piece (3) and cover the outer edge of the mount (8) with the bent piece base (6) remaining in the corner (5). After that, the feature is that the package (1a) after the bending process is discharged. ]

In order to carry out the method of the invention, the package device (A) according to claim 2 is arranged such that "a horizontal extension piece (3) is extended from the entire circumference of the opening edge of the product storage recess (2) and is vertical. Extend the bent piece (4) to the corner, and at the corner (5), the base of the bent piece (4).
Package in which the product (2) is stored in the package (1) that has been cut off leaving (6), and the product storage recess (7) is covered by the mount (8).
The package (1) is sandwiched between the package transport section (11) for transporting (1) toward the first folding processing section (41) and the vertical folding piece section (4) from the package transport section (11). A package supply unit (21) for taking out one by one and supplying the first bending process unit (41),
The left and right bent pieces (4) of the supplied package (1) are folded back and the backing piece (4) and the horizontally extending piece (3) that can extend from the product storage recess (7) 8) The 1st bending part (41) that is processed so as to hold the left and right ends, and the 2nd bending process of the package (1) that is bent by the 1st bending part (41). The transfer part (61) for transferring to the part (85) and the bent piece parts (4) before and after the transferred package (1) are folded back, and the front and rear end parts of the mount (8) are bent piece parts (4). The second bending part (85) which is processed so as to be held between the horizontal extension piece part (3) and the horizontally extending piece part (3), and the package (1
It is composed of a (90) discharge part for discharging a) '.

As a result, the product value can be prevented from falling due to no dust entering the inside of the package even if the stock of the product is long and the structure is simple, and the packaging work can be automated. It was possible to reduce the package cost.

[0008]

EXAMPLES The package device (A) according to the present invention will be described in detail below. Package transport unit that transports the package (1) containing the product (2) toward the first folding unit (41)
(11) and the package (1) from the package transport section (11)
The package supply unit (21) that takes out the products one by one and supplies them to the first bending processing unit (11), and the left and right bending piece parts (4) of the supplied package (1) are folded back to form the bending piece part (4). ) And product storage recess
A first bending part (41) for processing so as to hold the left and right ends of the mount (8) with a horizontally extending piece part (3) extending from (7), and a first bending part (41) ), The transfer section (61) for transferring the package (1) bent to the second bending section (85) and the bent piece sections (4) before and after the transferred package (1). Fold back, mount
A second bending portion (85) for processing the front and rear ends of (8) so as to be sandwiched between the bending piece portion (4) and the horizontally extending piece portion (3), and the package after the bending processing is completed. It is composed of a discharge part (90) for discharging (1a).

The package transport section (11) is a first bending section.
The main rail (12) elongated toward (41), the chain (13) stretched along the main rail (12), and the main rail (12) are arranged along the package (1). The sub-rail (14) for mounting the and the package on the sub-rail (14) project at a right angle from the chain (13).
It is composed of an arm (15) for engaging with (1) for intermittent feeding and a drive motor (16) for driving the chain (13). The chain (13) is adapted to be driven by meshing with a sprocket (17) attached to the main rail (12). In this embodiment, five packages (1) are arranged in a line. The position closest to the first folding processing unit (41) is the mount supply unit, and the mount (8) is automatically or manually supplied to the package.
The mount (8) may be supplied to the package (1) together with the product (1) from the beginning.

The main component of the package supply unit (21) is shown in FIG.
Lift plate (22) and lift plate (22)
A holding member (24) slidably fixed to the lower surface of the lifting plate (22) along the long hole (23) of the lifting plate (22);
Hold cylinder (25) mounted on (24), main block (26) fixed to the upper surface of lift plate (22), guide bar (27) standing on main block (26), and guide A fixed plate (28) through which the bar (27) is inserted, and an elevating cylinder (29) mounted on the fixed plate (28) and having the tip of its cylinder rod (29a) attached to the main block (26). It is composed of. The hold member (24) is an inverted U-shaped block in which the hold cylinder (25) is attached to the outer hanging portion (24a) and the inner hanging portion (24b).
Toward the hold cylinder (25) cylinder rod (25
a) is protruding. Cylinder rod (25a)
A protective member (25b) is attached to the tip of the
The vertically bent piece portion (4) of the package (1) is held between the (25b) and the inner hanging portion (hereinafter referred to as the holding claw (24b)). Further, when the bolts are loosened, the holding member (24) moves along the elongated hole (23) of the lifting plate (22), so that the holding member (24) is adjusted to the size of the package (1). Can be fixed.

As shown in FIG. 4, the drive unit of the package supply unit (21) includes a horizontal guide rail (31) and a guide screw (31) arranged parallel to the main rail (12) of the package supply unit (21).
(32) and a guide plate (33) that moves along the horizontal guide rail (31).
The arm (34) of is fixed to the fixing plate (28). (3
5) is a column (35) that supports the drive unit of the package supply unit (21)
Is. The drive of the package supply unit (21) is screw drive, but of course, the drive is not limited to this, and chain drive or other appropriate means is adopted.

The pair of movable plates (42) of the first bent portion (41) are left and right screws (43) arranged between the bearing support blocks (43a).
It is screwed on and can be moved widely and narrowly by rotating the left and right screws (43), and can be adjusted to the width of the packaging package (1). The left and right screws (43) are driven by a motor (45) via an endless belt (44).

A heater block is provided on the outer surface of the movable plate (42).
(46) is arranged so that it can be moved closer to and away from it, and is operated by the heater block operating cylinder (47). (48) is a guide bar for the heater block. A plate-shaped heater (not shown) is sandwiched in the heater block (46) so that heat is transferred to the tip portion of the heater block (46) by heat transfer. The tip is slightly protruding from the movable plate (42) and the packaging package (1)
It is adapted to come into contact with the vertical bent piece portion (4) to be softened by heating.

An inverted L-shaped bending block (46) covering the heater block (46) is pivotally attached to the support projection of the movable plate (42) at the rod end (50) so as to be able to move up and down. It is designed to be tilted up and down by the bending block operating cylinder (52). The bending block (49) is hollow, and compressed air for cooling is supplied to the hollow part.The blowout hole (Fig. Cooling air is blown out through (not shown).

As shown in FIG. 6, the main constituent part of the transfer part (61) includes an elevating plate (62), a suction nozzle (63) mounted on the elevating plate (62), and a mounting block (64). Main block (65) fixed to the upper surface of the lift plate (62), the guide bar (66) standing on the main block (65), and the transfer plate (67) through which the guide bar (66) is inserted. ) And an elevating cylinder (68) mounted on the transfer plate (67) and having the tip of the cylinder rod (68a) attached to the main block (65). The suction nozzle (63) is biased downward by a coil spring (69), and a suction pad (70) is attached to the tip thereof. (71) is a decompression hose.

The drive part of the transfer part (61) is similar to that shown in FIG. 4, and the transfer rail (81) and the transfer screw (82) are arranged at right angles to the horizontal guide rail (31) of the package supply part (21). And the arm of the transfer block (86) that moves along the transfer rail (81)
The transfer plate (67) is fixed to (83). Reference numeral (84) is a column that supports the drive unit of the transfer unit. Package supply unit (2
1) Similarly, the drive is screw drive, but of course, the drive is not limited to this, and chain drive or other appropriate means may be employed.

Since the second bent portion (85) has the same structure as the first bent portion (41), its explanation is omitted. However, the installation direction is perpendicular to the first bending part (41), and the front and rear vertical bending pieces (4) that could not be bent by the first bending part (41) should be bent. It has become.

As shown in FIG. 9, the discharge part (90) includes a discharge arm (91) that is obliquely lifted from a horizontal state, a rotating shaft (92) pivotally attached to the discharge arm (91), and a drive arm (93). ) And a discharge cylinder (94) for rotating the rotating shaft (92). The drive arm (93) is fixed to the rotary shaft (92). (95) is a support for supporting the rotating shaft (92), (96)
Is a cylinder fixing base for fixing the discharge cylinder (94). The discharge arm (91) is arranged between the movable plates (42), and is designed to lift and slide the finished packaging package (1a) set between the movable plates (42). .

The shape of the package (1) used in this embodiment is the horizontal extending piece portion (3) extending outward from the opening edge of the product storage portion (7) and the horizontal extending piece portion. (3) It is composed of a vertical bent piece part (4) that is raised from the entire circumference, and a corner part.
In (5), the bent piece portion (4) is cut leaving the base portion (6) so that the straight bent portion (4) of the straight line portion can be easily bent. The base (6) is left at a height approximately equal to the thickness of the mount (8). The mount (8) is of a size that fits into the horizontally extending piece (3) and covers the opening of the product storage (7).

Then, the unprocessed packaging package (1) accommodating the product (2) is set at the front end portion of the package transfer section (11). The set package (1) is engaged with the arm (15) extending from the chain (13) and intermittently fed by one pitch, and gradually approaches the first bending section (41). The mount (8) is supplied to the package (1) at the position closest to the first folding unit (41) (mount supply unit). Mount (8)
As for the supply of (1), the operator manually supplies them one by one, or, though not shown, supplies them by using the suction nozzle (63). (Of course, it may be supplied in advance at the same time as the product (2) as described above.) The package (1) supplied with the mount (8) is first supplied by the package supply unit (21) at the mount supply unit. 1 bending part
Waiting for supply to (41).

The drive part of the package supply part (21) operates to transfer the main constituent parts to just above the mount supply part. When the main component reaches just above the mount supply unit, the hold member
The cylinder rod (25a) of the hold cylinder (25) attached to (24) is drawn into the cylinder, and the protection member (25b) attached to the tip of the cylinder rod (25a) and the hold member (24) are A gap is formed between the holding claw (24b). In this state, the lifting cylinder (29) operates to lower the lifting plate (22) and stop at the bottom dead center. When the bottom dead center is reached, the vertical bending piece (3) of the package (1) enters between the gaps and the hold cylinder (25) operates in this state to protect the holding claw (24b) and the tip of the cylinder rod. The vertical bending piece (3) is held by the member (25b). After that, lift cylinder (29)
Reversely operates and holds the package (1) while pulling up the lifting plate (22), and when the top dead center is reached, the drive part is reversely operated to move the package (1) to the first bending part (41). Move it directly above. The package (1) has the first bending part (4
When it reaches the position just above 1), the lifting cylinder (29) operates and lowers the lifting plate (22) together with the package (1), stops when reaching bottom dead center, and reverses the hold cylinder (25). Holding the protective member (25b) at the tip of the cylinder rod (25a)
Separate the package (1) from the package (24b). After removing the package (1), the lifting cylinder (29) is reversely actuated and the lifting plate (22) is raised to move to the next package (1) waiting in the mount supply section.

The left and right horizontal extension pieces (3) of the unprocessed packaging package (1) separated from the holding member (24) of the lifting plate (22) are the left and right sides of the first bending section (41). Movable Plate (42)
Set on. Then, the heater block operating cylinder (47) is operated to bring the tip of the heater block (46) into contact with the vertical bending piece (4) of the package (1) to heat the contact portion. At this time, the heater block (4
6) is kept at a predetermined temperature. After heating for a predetermined time, the heater block (46) becomes the heater block operating cylinder (47).
Is pulled back by the reverse operation of and separated from the vertical bending piece (4) of the package (1). Next, the bending block actuating cylinder (52) is actuated, the bending block (49) bends the left and right vertical bending pieces (4) of the package (1), and then the cooling air is bent. Spray on the edges to cool rapidly. When the cooling is completed, the bending block operating cylinder (52) operates in the opposite direction to pull back the bending block (49). In this way, the bending processing of the left and right bending pieces (4) of the package (1) is completed. At this time, the left and right ends of the mount (8) are held between the bent piece (4) and the horizontally extending piece (3).

When the bending process in the first bending process section (41) is completed, the transfer section which is on standby immediately above the first bending process section (41).
The lifting cylinder (68) of the main constituent part of (61) operates to lower the lifting plate (62), and the suction nozzle (63) mounted on the lifting plate (62) sucks onto the mount. When the adsorption onto the mount (8) is completed, the lifting cylinder (68) operates in reverse to pull up the lifting plate (62) together with the package (1). Lifting Plate (62)
When reaches the top dead center, the drive unit is activated, the main component of the transfer unit (61) moves to the second bending processing unit (85) together with the package (1), and the package (1) bends to the second bending unit. As soon as it reaches directly above the processing part (85), the lifting cylinder (68) operates and the lifting plate (62)
When it reaches the bottom dead center, the suction nozzle (63) is opened to the atmosphere and the mount (8) sucked by the suction pad (70) of the suction nozzle (63) is released. The horizontally extending piece portions (3) at the front and rear of the detached package (1) are placed on the movable plate (42) positioned at the front and rear of the second bending portion (82). After that, the same operation as that of the first bending portion (41) is performed, and the bending piece portions (4) before and after the package (1) are processed. In this way 4
The bending piece (4) on the circumference is processed, as shown in FIG.
As shown in, the bent piece base (6) is mounted on the corner (5).
It covers the corner of (8), and the package
(1) The structure makes it difficult for dust to enter inside. The main constituent part from which the package (1) has been detached causes the lifting cylinder (68) to reversely actuate to lift the lifting plate (62), and then the driving part reversely actuates to cause the first bending part (41). ) To prepare for the transfer of the next package (1). During this time, the next package (1) waiting in the mount supply section is the first
It is supplied to the bending section (41).

When the bending process of the package (1) is completed in this way, the discharge cylinder (94) is operated to move the discharge part (9).
The discharge arm (91) of (0) is obliquely lifted, and the package (1a) that has been processed is slid on the discharge arm (91) and discharged. When the package (1) is completely discharged, the discharge cylinder (9
Reverse the operation of 4), take it down horizontally, and wait for the next package (1a) to be discharged.

[0025]

EFFECTS OF THE INVENTION Since the present invention has the above-described structure, it has a simple structure, but even if the product is in stock for a long period of time, dust does not enter the inside of the package and the product value is high. It was possible to automate the special packaging work that could prevent the drop, and it was possible to reduce the packaging cost and improve the packaging quality.

[Brief description of drawings]

FIG. 1 is a plan view of an embodiment of the device of the present invention.

FIG. 2 is a front view of a package carrying section of the present invention.

FIG. 3 is a front view of the main components of the package supply unit of the present invention.

FIG. 4 is a front view of a first bending portion of the present invention.

FIG. 5 is a side view of the first bending portion of the present invention.

FIG. 6 is a front view of the main components of the transfer section of the present invention.

FIG. 7 is a front view of the discharge part of the present invention.

FIG. 8 is a perspective view of a green package used in the present invention.

FIG. 9 is a perspective view of a package in a processed state used in the present invention.

[Explanation of symbols]

(A)… Packaging device (1)… Unprocessed package (1a)… Folded package (2)… Product (3)… Horizontal extension piece (4)… Vertical bend piece (5)… Corner Part (6) ... Base part (7) ... Product storage recess (8) ... Mount (11) ... Package transfer part (21) ... Package supply part (41) ... First folding part (61) ... Transfer part ( 85) ... 2nd bending part (90) ... discharge part

Claims (2)

[Claims] 1. A package in which a horizontally extending piece portion is extended from the entire circumference of an opening edge of a product storage recess and a bending piece portion is vertically extended, and a corner portion is cut off while leaving a base portion of the bending piece portion. Place the backing on the horizontally extending piece so that the product is stored in the package and cover the product, and then fold the left and right bent pieces of the package back and put the left and right sides of the backing into the bent piece and the horizontal piece. Hold the edge, then fold back and forth the bent pieces of the package to hold the front and rear edges of the mount with the bent piece and the horizontal piece, and at the bent piece base that remains in the corner. A packaging method characterized in that the outer peripheral edge of the mount is covered, and then the package is discharged. 2. A package in which a horizontally extending piece portion is extended from the entire circumference of an opening edge of a product storage recess and a bending piece portion is vertically extended, and a corner portion is cut off while leaving a base portion of the bending piece portion. The product is stored in the package, and the package containing the product storage recess is covered with a mount. The package transport unit transports the package toward the first folding processing unit, and the package is held by sandwiching the vertical folding piece from the package transport unit. Mounted by a package supply unit that takes out the products one by one and supplies them to the first bending processing unit, and a bent piece on the left and right of the supplied package that is folded back and a horizontal piece that can extend from the product storage recess. A first bending part that processes the left and right ends of the package to hold it, and a transfer part that transfers the package processed by the first bending part to the second bending part. Fold the front and back of the package, and fold the front and back edges of the mount. A package device comprising: a second bending portion that is processed so as to be sandwiched between one piece and a horizontal piece; and a discharge portion that discharges a package that has been bent.