JPS62220412A - Filling packaging machine - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Industrial application field The present invention relates to a filling and packaging machine, and more specifically, a container is formed into a band-shaped container film, an item is filled therein, a cover film is sealed, and the packaging machine is used. In the filling and packaging machine that pulls out, the forming device,
The present invention relates to a filling and packaging machine that facilitates replacement and adjustment of the upper and lower molds of seal lids, punching devices, etc., or the main body of the filling device.

(b) Prior Art A filling and packaging machine that forms a container into a belt-shaped container film, fills the container with an item, and then covers and seals the container with a cover film, as shown in FIG. 4, transfers the container film f1. Heating device α along the direction.

Forming device b + filling device C, sealing device @cl, and punching device We are arranged in series, and after heating the container film f with the heating device α, containers are sequentially formed on the container film f by the forming device. After that, the container film is covered with a two-cover film f2, and both films are adhesively sealed by a sealing device d.Finally, the sealed package is cut into a desired size by a punching device ffe. It is designed to punch out. In conventional filling and packaging machines, the heating device, forming device, filling cage, sealing device, and punching device are fixedly held in fixed positions, and are rarely removed after being set. Little consideration was given to the installation and removal of the

However, although these traditional filling and packaging machines are good for producing small numbers of packages, when producing small quantities of many different kinds of packages, it is necessary to prepare each device accordingly, and to There was a problem in that the equipment had to be changed in a complicated manner each time a change was made.

e→ Problem to be Solved by the Invention The problem to be solved by the invention is that in a filling packaging machine, at least one of the upper and lower dies, such as the forming device, sealing device, and punching device, is used to control the progress of the packaging film. The molding device is slidably placed on a rail extending in the direction of the
To make a filling and packaging machine adaptable to high-mix, low-volume production by easily replacing a filling device, a sealing device, a punching device, etc.

(b) Means for solving gap@point In order to solve the above-mentioned problem, the present invention aims to solve the above-mentioned problem by filling a container formed on a container film with an item and then covering the container film with a cover film so that both films can be (In a filling packaging machine, a fixed rail and a movable rail extending in the direction of travel of the film are provided at the upper and lower sides of the film transport path, respectively. A lifting mechanism is connected so that the movable rail can be moved up and down by the lifting mechanism, and at least one of a forming device, a sealing device, an upper mold of a punching device, and a main body of a filling device is connected to the fixed rail. The upper mold or the main body is fixed to the fixed rail so as to be slidable in the extending direction, and at least one of the molding device, the sealing device, and the lower mold of the punching device is mounted on the movable rail in an extending direction. The lower mold is fixed to the movable rail so as to be slidable in the direction of the movable rail.

(e) Operation In the above configuration, the movable rail is moved up and down by operating the lifting mechanism, thereby forming the molding device.

At least one of the sealing device and the lower die of the punching device is moved up and down. When the lower die is raised, the respective devices perform molding of the container, sealing of the container film and cover film, punching, or filling by the filling device.

When replacing the upper and lower molds or the main body of the device, the fixing means is removed and replaced with another one.

(F) Example Hereinafter, an example of a filling and packaging machine according to the present invention will be described with reference to the drawings.

1 and 2, main parts of a filling and packaging machine 1 according to this embodiment are shown. The filling and packaging machine uses a packaging film f (that is, a container film f on which a container is formed, and a cover film f placed on the container film).
It has a fixed rail 2 disposed above the transfer path, and a fixed rail 3 disposed vertically movably below the transfer path. The fixed rail 2 is composed of a pair of long rod-shaped members that are arranged parallel to each other and separated from each other in the width direction of the packaging film f, and extend in the traveling direction of the packaging film.

Furthermore, the movable rail 3 is arranged approximately at the center of the packaging film in the width direction and is constituted by a member extending in the traveling direction of the packaging film.

On the fixed rail 2 are the upper mold of the molding device 4 and the seal group fj.
The upper die 61 of it6, the upper die 71 of the punching device 7, and the main body 51 of the filling device f5 are placed with their lower parts sandwiched between the fixed rails 20 so as to be slidable in the extending direction of the fixed rails. Each of these upper molds 41° 61 and 71 and the main body 51
is removably fixed to the fixed rail by means of fixing means of known construction, such as for example fixing bolts.

On the movable rail 3, a lower mold 42 of the forming device 4, a lower mold 62 of the sealing device 6, and a lower mold 72 of the punching device 7 are arranged so that the movable rail 3 is received in grooves on their lower surfaces. It is slidably mounted on the movable rail in the direction of extension thereof, and is removably fixed to the movable rail by known fixing means such as fixing bolts. A plurality of guide rods 44, 64 and 74 extending downward are respectively fixed to the upper molds 41, 61 and 71 of the molding device 6 and the punching device #7. Type 42
, 62 and 72 (not shown), respectively. Therefore, when the movable rail 3 moves up and down, each lower die is guided by those guide rods and moves up and down.

In addition, the molding device 4. Filling device5. The structures of the other parts of the sealing device 6 and the punching device 7 are similar to those of the conventional ones, and therefore, detailed explanation thereof will be omitted.

A plurality of guide rods 31 are provided on the movable rail 3 and are spaced apart from each other in the longitudinal direction and extend downward. Each guide rod 31 is movably guided by a pair of rollers 12 rotatably attached to a bracket 11 fixed to the frame 10 of the filling and packaging machine 1 .

The movable rail 3 is moved up and down by a lifting mechanism 8 provided at its lower part. This elevating mechanism 8 includes a pair of drive shafts 81 rotatably attached to a pair of frames 10, and one end (lower end in the figure) of each part pIIJllI18.
A link 84 is rotatably connected to one arm 82 fixed to the arm 82 and the other is rotatably attached to the movable rail 3 by a pin 83, and one drive wheel shaft (on the right in FIG. 1). The hydraulic cylinder 86 is connected to the arm 85 of 81 and is rotatable about a fulcrum 89. Each drive shaft 810
Further arms 87 are connected to each other by a connecting rod 88 so that the movement of one drive shaft can be transmitted to the other drive shaft.

In the filling and packaging machine configured as described above, the movable rail 3 is moved up and down while maintaining a state parallel to the fixed rail 2 by the operation of the fluid pressure cylinder 86 of the lifting mechanism 8, and the forming device 4. Seal #
The lower molds 42, 62 and 72 of the punching device 6 and the punching device 7 also move up and down, and when the lower molds rise, these devices and the filling device 5 form the container into the container film f, and place the articles into the container. filling, container film f, and cover film f,
The sealing and punching after sealing are performed at the same time.

It should be noted that the individual operations of each device are the same as those of the prior art, so a description thereof will be omitted.

When replacing each device, remove each fixing means and replace each device. Remove the upper mold, lower mold, or main body from the i location, and install a new upper mold.
The lower mold or main body may be placed on fixed rails and movable rails, slid in the longitudinal direction of each rail, positioned, and fixed by a fixing means.

When attaching the fixing means for the upper and lower dies, fine adjustments can be easily made by making the holes into elongated holes extending in the direction of the rail.

In the above embodiment, the molding device, the seal neck, and the lower die of the punching device were all mounted on the movable rail, but as shown in FIG. The sealing device 6 and the lower molds 62, 72 of the punching device 7 are placed on the movable rail 3α, and are moved up and down by the lifting mechanism 8α,
The lower mold of the molding device may be moved up and down independently by a cylinder or the like.

(G) Effect ■ The molding device, the sealing device, the upper and lower molds of the punching device, or the main body of the filling device can be easily replaced, and various types of packaging can be easily made.

- Since the drive is performed for each movable rail, the timing of the drive of multiple types on the drive only needs to be adjusted once.

[Brief explanation of drawings]

Fig. 1 is a diagram showing the main parts of the filling and packaging machine according to the present invention;
The figure is a sectional view taken over the line ■-■ in Figure 1, Figure 3 is a diagram showing a part of a modified example of the filling and packaging machine according to the present invention, and Figure 4 is a line of a conventional filling and packaging machine. FIG. 1: Filling and packaging machine 2: Fixed rail 3: Movable rail 4: Forming device 41: Upper mold 42: Lower mold 5: Filling device 6: Sealing device 61: Upper mold 62: Lower mold 7 2. Punching device 71: Upper mold 72 : Lower mold 8: Lifting mechanism patent applicant: CKD Co., Ltd. (5 others)

Claims (1)

[Claims] In a filling and packaging machine that fills a container formed on a container film with an item, then covers the container film with a cover film, seals both films, and punches them into a predetermined size, the upper side of the film transport path. A fixed rail and a movable rail extending in the direction of travel of the film are respectively provided on the lower side, and a lifting mechanism is connected to the movable rail so that the moving rail can be moved up and down by the lifting mechanism. At least one of the upper die of the molding device, the sealing device, and the punching device, and the main body of the filling device are slidably mounted on the fixed rail in the extending direction, and the upper die or the main body is fixed to the fixed rail, and the movable rail is fixed to the fixed rail. The filling and packaging machine is characterized in that at least one of the lower molds of the molding device, the sealing device, and the punching device is slidably placed in the extending direction of the movable rail, and the lower mold is fixed to the movable rail. sealing and punching equipment for