JPH09165015A - Manufacturing equipment of sealed container, cap and cap-molding equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make compact in the overall size of the manufacturing equipment for a sealed container comprising a container main body and a cap sealed together. SOLUTION: A cap 3 in a cap receiving part 40 is transferred and board by transferring-loading equipment 43 on an inner metal die 12 of a mandrel 11 which rotates on its horizontal axis. During the rotation of the mandrel 11, the outer surface of the bent part 4 of the cap 3 mounted on the inner metal die 12 is heated by hot air from a hot air blower for cap 20. Under the mandrel 11, the container main body 2 whose inner surface is heated by a hot air blower for container main body 25 is placed. The container main body 2 and the cap 3 are heat sealed between the inner metal die 12 and an outer metal die 14, and a sealed container is thus obtained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for manufacturing a hermetically sealed container, in which a lid is fitted in a container body, a lid for the hermetically sealed container, and an apparatus for molding a lid.

[0002]

2. Description of the Related Art Conventionally, there is known a hermetically sealed container in which a liquid content is filled from the opening side into a container body whose bottom is sealed by a bottom material. A lid having a bent portion is fitted on the opening side of the container body filled with the contents, and the heat seal layer (polyethylene or the like) on the outer surface of the bent portion and the heat seal layer on the inner surface of the container body ( And polyethylene) are heat-sealed.

[0003]

As described above, the lid body is fitted into the opening side of the container body filled with the contents, and the lid body is heat-sealed in the opening of the container body. The transfer line for the lid is provided separately and independently from the transfer line for transferring the filled container.

In this case, it is required to install the lid transfer line compactly with respect to the container transfer line.

Further, as the lid body fitted in the container body,
In spite of the demand for high precision without warpage, such a lid has not been developed yet.

The present invention has been made in consideration of the above points, and an object of the present invention is to provide an apparatus for manufacturing a hermetically sealed container, a lid body and a lid body molding apparatus which are compactly arranged as a whole.

[0007]

According to a first aspect of the present invention, a mandrel having a plurality of inner molds attached to the tip thereof and rotatably arranged about a horizontal axis, and a mandrel arranged below the mandrel so as to be vertically movable. A support base for supporting an upper opening container body filled with contents, a lid receiving portion for receiving a lid having a bent portion, and a lid of the lid receiving portion for the inner metal of the mandrel A transfer device for transferring the mold to the mold and mounting the lid so that the inner peripheral surface of the bent portion is in close contact with the inner mold; and a transfer device disposed between the mandrel and the support table and between the inner mold. With an outer mold that seals the opening of the container body and the bent part of the lid,
An apparatus for manufacturing a hermetically sealed container, comprising:

According to an eighth aspect of the present invention, a male blade, a female blade for cutting a blank material between the male blade, and a holder arranged on the inner circumference of the female blade so as to face the male blade, A former slidably provided in the male blade, and a receiving piston slidably provided in the holder for receiving a blank material pressed by the former, forming a concave spherical surface at the center of the former surface, It is a lid molding device characterized in that a convex spherical surface is formed at the center of the surface of the receiving piston.

A tenth aspect of the present invention is a lid body having a convex spherical surface formed in the center and a bent portion provided on the outer periphery of the spherical surface and bent in the same direction as the protruding direction of the convex spherical surface. is there.

According to the first aspect of the present invention, the lid of the lid receiving portion is transferred to the inner die of the mandrel by the transfer device, and the lid is attached so that the bent portion is in close contact with the inner die. To be The lid attached to the inner mold by rotating the mandrel
It is fitted into the container body that is supported on a support table and lifted up. Next, the opening of the container body and the bent portion of the lid are sealed between the inner mold and the outer mold.

According to the invention described in claims 8 and 10,
After cutting the blank material between the male blade and the female blade, the blank material is held between the male blade and the holder. The former enters the holder, a bent portion is formed on the outer peripheral portion of the blank between the former and the holder, and a convex spherical surface is formed between the concave spherical surface of the former and the convex spherical surface of the receiving piston. .
In this way, the lid body having the convex spherical surface formed in the center and the bent portion having the same bending direction as the convex spherical surface provided on the outer circumference of the spherical surface is obtained.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First Embodiment Hereinafter, a first embodiment of the present invention will be described with reference to the drawings. 1 to 5 are views showing a method and an apparatus for manufacturing a sealed container according to the present invention.

As shown in FIGS. 1 and 2, an apparatus 10 for manufacturing a sealed container includes a mandrel 11 rotatably arranged around a horizontal shaft 11a, and the mandrel 11 is separated by 90 °. Four inner molds for cooling 12 arranged
Is installed. In addition, the inner mold 12 for cooling is set to 60 °
You may provide 6 pieces, which are shifted and spaced apart.

Each inner die 12 holds a substantially circular lid 3 (see FIG. 7) having a bent portion 4 on its peripheral edge by suction. In this case, the inner die 12 adheres the lid 3 closely. While adsorbing and holding. Further, a cooling water flow path (not shown) is provided inside each inner die 12.

Below the mandrel 11, a support base 13 for supporting the cylindrical container body 2 having an open upper end is provided.
It is arranged so that it can be raised and lowered. The fluid content 5 is previously filled in the container body 2. Furthermore, on the upstream side of the support base 13 (on the left side in FIG. 1), a container body hot air spraying device 25 for spraying hot air onto the inner peripheral surface of the upper end portion of the container body 2 is provided, and the container body 2 is transported. Device 1
5, a container is conveyed from a filling device (not shown) to the hot air spraying device 25 for the container body and the support base 13.

Further, as shown in FIG. 1, hot air is applied to the outer surface of the bent portion 4 of the lid 3 sucked and held by the inner mold 12 in the vicinity of the inner mold 12 located on the left side of the mandrel 11. A hot air spraying device 20 for spraying a lid is provided. Further, as shown in FIG. 1, an outer mold 14 for pressing the outer surface of the container body 2 against the inner mold 12 is arranged near the inner mold 12 located below the mandrel 11.
The lid body 3 thus attracted by the inner die 12 positioned below the mandrel is attached to the upper end of the container body 2 supported by the support 13, and the bent portion of the lid body 3 is attached by the outer die 14. 4 and the upper ends of the container body 2 are pressed against the inner mold 12.

The container body 2 has a layer structure of PE (heat seal layer) / paper / aluminum / PE from the inside, and the lid 3 is PE (heat seal layer) / from the outside. It has an aluminum / paper layer structure.

In addition, the container main body 2 is made of PE in order from the inside.
(Heat-seal layer) / aluminum / paper / PE, or PE (heat-seal layer) / paper / PE in order from the inside, and lid 3 having a layer structure of PE (heat-seal layer) / paper in order from the outside. Good.

As shown in FIG. 1, a lid receiving portion 40 is provided above the mandrel 11, and the bending portion formed by the lid forming device 50 (FIG. 6) is formed on the lid receiving portion 40. The lid body 3 having the above is fed via the chute 4. Of these, the lid body receiving portion 40 is provided at the lower end of the chute 44, a guide 42 for holding the lid body 3, a pusher 41 for pushing the lid body 3 in the guide in a direction orthogonal to the chute 44, and a pusher 41. And a drive unit 41a. When the pusher 41 pushes out the lid body 3 in the guide 42, the lid body 3 is re-molded and the molding accuracy is improved.

Between the lid receiving portion 40 and the mandrel 11, the lid 3 held in the guide 42 of the lid receiving portion 40.
The inner die 12 that is attached to the mandrel 11 and is positioned above the mandrel 11.
A transfer device 43 for transferring up to is provided. The transfer device 43 has a suction portion 43a for sucking the lid body 3, and the lid body 3 sucked by the suction portion 43a is attached to the inner die 12 of the mandrel and the inner peripheral surface of the bent portion 4 of the lid body 3. Are attached to the inner mold 12 so as to be in close contact with each other.

Next, the structure of each part will be described in more detail. First, the container body air blowing device 25 is movable in the vertical direction as shown in FIG. 5, is inserted into the container body 2 conveyed by the conveying device 15, and is attached to the inner peripheral surface of the upper end portion of the container body 2. It is designed to blow hot air against it. Further, the container body air blowing device 25 is provided with a slit 26 through which hot air flows out in a circumferential shape.
The slit 26 is directed obliquely downward as shown in FIG. 5, and the hot air blown from the slit 26 to the inner peripheral surface of the container body 2 fills the container main body 2 from the inner peripheral surface of the container body 2. The fluid is directed to the surface of the fluid content 5 and then discharged from a discharge port 28 to the outside through a vent hole 27 provided in the container body air blowing device 25.
Therefore, hot air does not accumulate in the container body 2 or shake the surface of the fluid content 5 to cause the content 5 to flow out.

Further, as shown in FIG. 6, the lid hot air spraying device 20 includes a circumferential slit 2 for hot air outflow.
1, the slit 21 is adapted to blow hot air onto the outer surface of the bent portion 4 of the lid 3 which is held by suction in the inner mold 12.

Further, as shown in FIGS. 1 and 7, the outer mold 14 is divided into four parts 14a and forms a circular space 35 into which the inner mold 12 enters. That is, each part 14 a of the outer mold 14 is attached to the guide 3
It is possible to move in the radial direction by 3 and each part 1
When 4a moves to the center side, the inner space 35 is narrowed, and the container main body 2 and the bent portion 4 of the lid 3 are pressed between the inner space 35 and the inner die 12. There is.

A drive pin 3 is provided on each portion 14a of the outer mold 14.
1 is provided, and the drive pin 31 is inserted into an elongated groove 30a formed in the circular cam 30. Circular cam 30
Is rotated by a lever 32, and the rotation of the circular cam 30 causes the drive pin 31 to slide in the elongated groove 30a, and the drive pin 31 moves in the radial direction accordingly. Next, as the drive pins 31 move in the radial direction, the portions 14a move in the radial direction.

Next, the operation of this embodiment having such a configuration will be described. First, as shown in FIG. 1, the lid 3 formed by the lid forming apparatus 50 (FIG. 6) is attached to the chute 4.
4 and reaches the inside of the guide 42 of the lid receiving portion 40. Next, the lid body 3 in the guide 42 is transferred by the pusher 41 to the transfer device 4
3 to the adsorption section 43a. When the pusher 41 pushes out the lid body 3 in the guide 42,
It is re-molded inside to improve the molding accuracy, the lid 3 is centered, and then sucked by the suction portion 43a. The lid 3 sucked by the suction portion 43a is then transferred by the transfer device 43 to the inner die 12 located above the mandrel 11. In this case, the lid 3 is attached to the inner mold 12 by the lid 3
The inner peripheral surface of the bent portion 4 is attached so as to be in close contact with the inner die 12, and is adsorbed and held by the inner die 12. Then the transfer device 43
Moves to the lid receiving portion 40 side.

In this case, the mandrel 11 and the lid hot air spraying device 20 are in the raised position (on the L ₁ line) as shown in FIG. 2A. Further, as shown in FIG. 2 (a), a lid hot air blowing device is attached to the outer peripheral surface of the bent portion 4 of the leading lid 3 suction-held by the inner mold 12 on the left side of the mandrel 11. Hot air is blown out from the slit 21 of 20, and the outer periphery (PE layer) of the bent portion 4 is melted.

Next, as shown in FIG. 2 (b), the mandrel 11 is further rotated in the direction of the arrow of 90 °, and the outer peripheral surface of the bent portion 4 is heated by the hot air spraying device 20 for the lid body. 3 reaches below the mandrel 11. Next, the mandrel 11 and the lid hot air spraying device 20 descend to the lowered position (on the line L ₂ ), and at the same time, the next bent portion 4 of the lid 3 is heated by the lid hot air spraying device 20. On the other hand, the container body 2 is conveyed by the carrier device 15 to the support base 13 provided below the mandrel 11, and then the container main body 2 is lifted up by the support base 13. Liquid contents 5 are previously stored in the container body 2.
And the inner peripheral surface (PE layer) of the container body 2 is heated by the container body hot air spraying device 25. The container body 2 supported by the support 13 in this manner
The preceding lid body 3 sucked and held by the inner mold 12 is attached to the upper end opening of the inner mold 12, and the inner mold 12 enters the inner space 35 of the outer mold 14 (see FIG. 2C).

In this case, in FIGS. 1 and 5, the four parts 14a of the outer mold 14 are moved outward in the radial direction, and the internal space 35 is greatly expanded. Next, as shown in FIG. 5, the circular cam 30 is rotated counterclockwise in FIG. 5 by the lever 32, and the drive pin 31 slides in the elongated groove 30 a of the circular cam 30. When the drive pin 31 slides in the elongated groove 30a in this way, the drive pin 31 moves inward in the radial direction, and each portion 14a moves inward in the radial direction by the drive pin 31 (position in FIG. 5). . This is the outer mold 1
When the four portions 14a of 4 move inward in the radial direction, the internal space 35 narrows, and the upper end of the container body 2 and the bent portion 4 of the lid 3 are separated between the outer mold 14 and the inner mold 12. Is pressed. In this way, the inner peripheral surface of the upper end of the container body 2 and the lid 3
The outer peripheral surface of the bent portion 4 is bonded.

When the upper end portion of the container body 2 and the bent portion 4 are bonded, the bent portion 4 side is cooled by the inner mold 12 for cooling, so that the PE layer of the container body 2 and the bent portion 4 are joined together. PE
The layers do not melt too much and flow out. Therefore, no pinhole is formed in the bonding portion between the container body 2 and the bent portion 4, and therefore the adhesiveness between the container body 2 and the bent portion 4 can be improved.

In this way, the lid 3 is adhered to the container body 2 filled with the fluid content 5 to obtain the sealed container 1.

As shown in FIG. 2C, during this time, the next container body 2 is filled with the fluid contents 5 from the upper end opening by a filling device (not shown), and the inside is filled with the fluid contents 5. The container body 2 thus formed is then conveyed by the conveying device 15 to the hot air spraying device 25 for the container body. Next, the container body hot air spraying device 25 descends, and hot air is sprayed from the slit 26 of the container body hot air spraying device 25 onto the inner peripheral surface of the upper end portion of the container body 2. By blowing such hot air, the inner peripheral surface (PE layer) of the container body 2 is melted. In this case, the slit 26
Since the hot air blown from the container body 2 to the container body 2 flows out from the ventilation port 27 through the discharge port 28, the contents 5 of the container body 2 are not shaken and leaked to the outside.

Next, each part 14a of the outer mold 14 moves in the radial direction, and the inner space 35 of the outer mold 14 expands. After that, the sealed container 1 obtained by heat-sealing the lid body 3 to the container body 2 is accompanied by the lowering of the support table 13 and the transport device 1
It is returned to 5, and is carried out to the downstream side by the carrying device 15. At the same time, the mandrel 11 and the lid hot air spraying device 20 are raised to the raised position (on the line L ₁ ), and the next lid 3 is attached to the inner die 12 located above the mandrel 11. Further, the hot air spraying device 25 for the container body also rises.

While the mandrel 11 and the lid hot air spraying device 20 are descending and rising, the lid hot air spraying device 20 can heat the outer peripheral surface of the bent portion 4 of the lid 3 for a long time. Therefore, the temperature of the hot air by the lid hot air spraying device 20 is lowered to lower the lid 3
The PE layer on the inner surface of the bent portion 4 can be melted uniformly.

As described above, according to the present embodiment, the lid 3 is conveyed to the container body 2 side by rotating the mandrel 11 having the inner die 12 at the tip thereof, so that the entire arrangement space is made compact. be able to. In addition to arranging a large number of mandrels 11, each mandrel 11
By providing the chute 44 in correspondence with the above, it is possible to increase the number of series of manufacturing apparatuses for the sealed container. Further, since the lid body 3 is reshaped and centered in the lid body receiving portion 40, by fitting the lid body 3 which is accurately centered into the container body 2, the container body 2 and the lid body 3 are separated from each other. The heat sealability can be improved.

In the above embodiment, hot air is blown to the inner peripheral surface of the upper end of the container body 2 and the outer peripheral surface of the bent portion 4 of the lid 3, but the invention is not limited to this. ,
That is, hot air may be blown onto either the inner peripheral surface of the container body 2 or the outer peripheral surface of the bent portion 4.

Second Embodiment Next, a second embodiment of the present invention will be described with reference to FIGS. 6 to 8.

The second embodiment shown in FIGS. 6 to 8 is a lid forming apparatus 50 for forming the lid 3 of the hermetically sealed container 1. The lid forming apparatus 50 has a chute 44 and a lid. It is connected to the receiving portion 40.

As shown in FIG. 6, the lid forming device 50 includes a male blade 51 and a female blade 52 which is disposed so as to face the male blade 51 and cuts a blank 60 for the lid between the male blade 51. And the blank material 6 is provided inside the female blade 52 between the male blade 51 and
A holder 53 that holds 0 is fixedly provided to the female blade 52.

A former 54 driven by a drive shaft 62 is slidably provided in the male blade 51, while a receiving piston 56 for receiving a blank material 60 pressed by the former 54 is slidable in the holder 53. It is provided freely.

A concave spherical surface 54a is formed in the center of the surface of the former 54, and a convex spherical surface 56a that fits into the concave spherical surface 54a of the former 54 is formed in the center of the surface of the receiving piston 56. There is. Further, a spherical concave portion 55 is provided on the outer periphery of the concave spherical surface 54a on the surface of the former 54, and an annular convex portion 57 that fits into the annular concave portion 55 of the former 54 is provided on the surface of the receiving piston 56.

In FIG. 6, a blank holder 58 is provided on the outer circumference of the male blade 51 so as to be fixed to the male blade 51.
The male blade 51 and the blank retainer 58 are driven by the drive shaft 61. Further, as shown in FIGS. 8A and 8B, the surface of the male blade 51 on the side of the holder 53 has a concave shape when viewed from a side surface, whereas the surface of the holder 53 on the male blade side has a convex shape. (See FIG. 8A). Further, as viewed from the side surface rotated by 90 ° with respect to FIG. 8A, the surface of the male blade 51 has a convex shape, while the surface of the holder 53 has a concave shape (FIG. 8B). reference).

Next, the operation of the present embodiment having such a configuration will be described. First, the drive shaft 61 causes the male blade 51
The blank presser 58 advances to the female blade 52 side, and at the same time, the drive shaft 62 causes the former 54 to advance to the receiving piston 56 side.

Next, the blank material 60 is sandwiched by the blank retainer 58 and the female blade 52, and then the blank material 60 is cut (punched) into a circular shape by the male blade 51 and the female blade 52.

Next, the male blade 51 comes close to the holder 53 to a certain distance and stops, and the outer peripheral portion of the blank material 60 punched in a circular shape is held between the male blade 51 and the holder 53.

Thereafter, the former 54 is further advanced by the drive shaft 62, the blank material 60 is pushed into the holder 53,
This blank material 60 is further pressed against the receiving piston 56 side. In this case, the bent portion 4 is formed on the outer peripheral portion of the blank material 60 between the former 54 and the holder 53, and the concave spherical surface 54a of the former 54 and the convex spherical surface 5 of the receiving piston 56 are formed.
A convex spherical surface 3a is formed between the convex spherical surface 3a and 6a. Further, the spherical concave portion 55 of the former 54 and the spherical convex portion 5 of the receiving piston 56
The spherical protrusion 3b is formed between the lid 3 and the cover 7, and thus the lid 3 is obtained (FIGS. 7A and 7B).

In FIGS. 7 (a) and 7 (b), since the lid 3 has the convex spherical surface 3a and the annular projection 3b which protrude in the same direction as the bending direction of the bent portion 4, the convex spherical surface 3a and the spherical surface 3a are spherical. The rigidity of the lid 3 is increased by the synergistic effect of the protrusions 3b, and the lid 3 is prevented from changing. Therefore, the lid body 3 is deformed and stopped at a portion such as the chute 44 (FIG. 1) or the container body 2
It is not inclined to be heat sealed.

[0047]

As described above, according to the first aspect of the present invention, the lid of the lid receiving portion can be conveyed to the container body side only by rotating the mandrel by the transfer device. , The whole arrangement space can be compactly integrated.

According to the eighth and tenth aspects of the present invention, there is provided a convex spherical surface formed in the center and a bent portion provided on the outer periphery of the spherical surface and having the same bending direction as the convex spherical surface. Since it is possible to obtain a lid body, it is possible to increase the rigidity of the lid body and prevent the lid body from being deformed.

[Brief description of the drawings]

FIG. 1 is a schematic side view showing an apparatus for manufacturing a sealed container according to the present invention.

FIG. 2 is a diagram showing an operation of a sealed container manufacturing apparatus.

FIG. 3 is a view showing a hot air spraying device for a container body.

FIG. 4 is a view showing a hot air spraying device for a lid.

FIG. 5 is a plan view showing details of an outer mold.

FIG. 6 is a view showing a lid forming device.

FIG. 7 is a view showing a lid.

FIG. 8 is a view showing a male blade and a holder of the lid forming device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sealed container 2 Container body 3 Lid body 4 Bending part 5 Fluid content 10 Equipment for manufacturing sealed container 11 Mandrel 12 Inner mold for cooling 13 Support stand 14 Outer mold 20 Hot air spraying device for lid 25 Hot air for container body Spraying device 40 Lid receiving part 41 Pusher 43 Transfer device 44 Chute 50 Lid forming device 51 Male blade 52 Female blade 53 Holder 54 Former 54a Concave spherical surface 56 Receiving piston 56a Convex spherical surface 60 Blank material

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shinzo Kasaoka 2-14-1, Musashino, Akishima-shi, Tokyo Within Glico Kyodo Dairy Co., Ltd. (72) Inventor Tomoyuki Nagami 2-chome, Musashino, Akishima-shi, Tokyo No. 14-1 Gurico Kyodai Daigaku Co., Ltd. (72) Inventor Futoshi Yamada 2-chome, Musashino, Akishima-shi, Tokyo No. 14-1 Grico Kyodai Daigaku Co., Ltd. (72) Inventor Shinjiro Tanaka Musashino, Akishima-shi, Tokyo 2-1-14-1 Glico Kyodai Dairy Co., Ltd. (72) Inventor Yoshio Nishida 1-1-1 Ichigaya-Kagacho, Shinjuku-ku, Tokyo Dai Nippon Printing Co., Ltd. (72) Inventor Shigeharu Suzuki 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo Within Dai Nippon Printing Co., Ltd. (72) Inventor Koichi Kushioka 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo Dai Nippon Printing Co., Ltd. (72) Yuichi Hirai 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo Dai Nippon Printing Co., Ltd. (72) 1-1-1, Ichiya-Kagacho, Shinjuku-ku, Tokyo Dai Nippon Printing Co., Ltd. (72) Inventor Tetsuya Inouchi Taro Kitajima-cho, Tokushima Prefecture, Kitajima Town, Nishinokawa, No. 1 1 Shikoku Kakoki Co., Ltd. (72) Inventor, Masao Shinoda Itano-gun, Tokushima Prefecture Kitajima Town Taro Yasu River Nishinokawa 10 Shikoku Kakoki Co., Ltd. (72) Inventor Yoshifumi Miki Kitajima Town, Itano-gun, Tokushima Prefecture Taro Yasu River Nishinokawa 10 Shikoku Kakoki Co., Ltd. ( 72) Inventor Mitsuhiro Nishitani 10th Nishikawa River, Taro Yasuji, Kitajima-cho, Itano-gun, Tokushima Prefecture Shikoku Kakoki Co., Ltd.

Claims (11)

[Claims] 1. A mandrel having a plurality of inner molds attached to its tip and rotatably arranged around a horizontal axis, and an upper opening which is arranged below the mandrel and is vertically movable and filled with contents. Of the container body, a lid body receiving portion for receiving a lid body having a bent portion, a lid body of the lid body receiving portion is transferred to the inner mold of the mandrel, and the lid body is folded. A transfer device that is attached so that the inner peripheral surface of the curved portion is in close contact with the inner die, and is disposed between the mandrel and the support base, and the opening of the container main body and the bending of the lid body between the inner die and An apparatus for manufacturing a hermetically sealed container, comprising: an outer mold for sealing a portion. 2. A heating device for a lid, which is provided adjacent to the mandrel and heats the outer peripheral surface of the bent portion of the lid attached to the inner die, further comprising: Equipment for manufacturing sealed containers. 3. A transport device for transporting a container to a support base in a substantially horizontal direction, and a container body heating device provided on the upstream side of the support base for heating the inner peripheral surface of the container body on the transport device on the opening side. The manufacturing apparatus for a sealed container according to claim 1, further comprising: 4. The apparatus for manufacturing a hermetically sealed container according to claim 2, wherein the inner mold has a cooling function. 5. A lid forming device, which is connected to a lid receiving portion through a chute, and which forms a lid having a bent portion from a blank material, further comprising a lid forming device. An apparatus for manufacturing a sealed container as described above. 6. A lid forming device comprises a male blade, a female blade for cutting a blank material between the male blade, a holder arranged on the inner periphery of the female blade so as to face the male blade, and a male blade. A former provided slidably in the holder and a receiving piston slidably provided in the holder to receive a blank material pressed by the former, and a concave spherical surface is formed at the center of the former surface, and the receiving piston 6. The apparatus for manufacturing a hermetically sealed container according to claim 5, wherein a convex spherical surface is formed at the center of the surface. 7. The apparatus for manufacturing a hermetically sealed container according to claim 6, wherein the former is provided with an annular recess on the outer circumference of the concave spherical surface, and the receiving piston is provided with an annular projection on the outer circumference of the convex spherical surface. 8. A male blade, a female blade for cutting a blank material between the male blade, a holder arranged on the inner circumference of the female blade so as to face the male blade, and slidable within the male blade. And a receiving piston that is slidably provided in the holder and receives the blank material pressed by the former. A concave spherical surface is formed at the center of the former surface, and a convex surface is formed at the center of the receiving piston surface. A lid forming device having a spherical surface. 9. The lid forming apparatus according to claim 8, wherein the former is provided with an annular recess on the outer circumference of the concave spherical surface, and the receiving piston is provided with an annular projection on the outer circumference of the convex spherical surface. 10. A lid body having a convex spherical surface formed in the center and a bent portion provided on the outer periphery of the spherical surface and bent in the same direction as the projecting direction of the convex spherical surface. 11. The lid according to claim 10, wherein an annular protrusion is provided between the convex spherical surface and the bent portion so as to project in the same direction as the projecting direction of the convex spherical surface.