JPH0839175A - Production device of drum can like vessel - Google Patents

Abstract

PURPOSE:To compact a device and to obtain a drum can like vessel at an in-expensive cost by hanging with bending a top plate pre-coated with a seal adhesive or a bottom plate, pressing from the side, filling with rolling the adhesive. CONSTITUTION:A flange periphery 10b of a drum plate 10 is inserted inside a bent circumferential periphery 11c pre-coated with a seal adhesive 12 and dried of a flange part 11b of a top plate or a bottom plate 11. The bent circumferential periphery 11c together with a flange periphery 10b of a drum plate 10 is wound and hung with bending by a rotary press system winding roller 14, 14. The outside of the flange 11b of the top plate or the bottom plate 11 is pressed from the side with a rotary press system pressing roller 15, and a seaming part 16 is formed by filling with rolling the adhesive 12 between the face of the flange periphery 10b and the face of the bent circumferential periphery 11c. Because the adhesive 12 is filled with rolling between the face of the flange periphery 10b and the face of the bent circumferential periphery 11c with the broad surface area, the strength of the seaming part 16 and the air-tightness are enlarged.

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 drum canisters.

[0002]

2. Description of the Related Art Conventionally, as an apparatus for manufacturing this kind of drum can container, for example, as shown in FIGS. 5 to 7, a flange portion 20a protruding from an end portion of a cylindrical body plate 20 and a top plate or In some cases, a drum can-shaped container is manufactured by winding and fastening the flange portion 21a of the base plate 21. The body plate 2
The 0 and the top plate or the base plate 21 are chucked by a known chuck ring 22 and driven by a rotary motor.

First, as shown in FIG. 5 (a), a flange portion 20a protruding from an end portion of a cylindrical body plate 20 is bent slightly at the end portion, and an inner surface of a flange portion 21a of a top plate or a base plate 21 is formed. After fitting at a predetermined position, the sealing adhesive 2 is attached to the tip portion of the flange portion 20a as shown in FIG.
3a is injected by the sealing adhesive injection machine 23. next,
As shown in FIG. 5B, after the end portion of the flange portion 21a is wound around the flange portion 20a by the rotating / pressing type winding roller 24, the sealing adhesive 23a is hermetically bonded to the tip portion of the flange portion 20a. It is injected by the agent injector 23. Next, the flange portion 20a and the flange portion 21a wound as shown in FIG.
As shown in FIG. 7C, when the rotary / push type pressing roller 25 is laterally pressed, the winding tightening portion 26 becomes as shown in FIG.

In addition to this, as an apparatus for manufacturing this kind of drum can-shaped container, for example, JP-A-54-85175.
JP-A-57-62827, JP-A-57-
115932, JP-A-59-191529, JP-A-60-58336, JP-A-62-25
There is one disclosed in Japanese Patent No. 1342 and the like.

[0005]

By the way, in the conventional example shown in FIGS. 5 to 7, since the sealing adhesive 23a must be injected by the sealing adhesive injecting machine 23 once or twice, The process becomes complicated and the manufacturing apparatus becomes large. Further, the pressure applied from the lateral direction by the rotating / pressing type pressing roller 25 is weak, and the strength and airtightness in the winding portion 26 of the manufactured drum canister is limited to only one or two injection points of the sealing adhesive 23a. There was a problem such as deterioration in sex. The present invention has been made in view of the above-described problems of the conventional technology, the device is compact, at low cost, the drum can-shaped container can be easily manufactured, and further, the drum can-shaped container manufactured. An object of the present invention is to provide an apparatus for manufacturing a drum can-shaped container in which the strength and airtightness of the winding portion are large.

[0006]

DISCLOSURE OF THE INVENTION In order to solve the above-mentioned problems, a drum can-shaped container manufacturing apparatus of the present invention has a flange portion protruding from an end of a cylindrical body plate and a top plate or In a device for manufacturing a drum can container by tightening a flange portion of a main plate, a flange portion of the body plate and a flange portion of a top plate or a main plate to which a sealing adhesive is applied in advance are wound together. A bending locking means for locking the bending is provided, and the outside of the flange portion of the top plate or the base plate bent by the bending locking means is laterally pressed to apply the sealing adhesive to the flange of the body plate. Rolling and filling means for rolling and filling is provided between the surface of the portion and the surface of the flange portion of the top plate or the base plate.

A preferred embodiment of the drum can-shaped container manufacturing apparatus of the present invention is such that a flange portion protruding from an end portion of a cylindrical body plate and a flange portion of a top plate or a base plate are tightened by winding. In the device that manufactures drum canisters,
The flange edge of the body plate is inserted into the bent peripheral edge portion of the flange portion of the top plate or the base plate to which a sealing adhesive is applied in advance, and the bent peripheral edge portion is wound together with the flange edge of the body plate. The sealing adhesive is provided with a pair of bending locking means for locking the bending, and laterally presses the outer side of the flange portion of the top plate or the base plate, which is bent by the pair of bending locking means, respectively. One roll-filling means for rolling-filling between the surface of the edge portion of the flange portion and the surface of the bent peripheral edge portion is provided so as to face the pair of curved hooking means.

Still another preferred embodiment of the drum can container manufacturing apparatus of the present invention comprises winding a flange portion protruding from an end portion of a cylindrical body plate and a flange portion of a top plate or a base plate. In an apparatus for manufacturing a drum-shaped container by tightening, the flange edge of the body plate is inserted into a bent peripheral edge of a flange of a top plate or a base plate to which a sealing adhesive is applied in advance, and the bent peripheral edge A bending stop means is provided to start winding the portion together with the flange edge of the body plate and then to end the winding at a rotation angle of about 310 ° and to stop the bending, and to change the rotation angle after starting the winding with the bending stop means. From the position wound about 230 °, the outside of the flange portion of the top plate or the base plate that is bent and locked is started to be laterally pressed, and after the rotation angle is about 120 ° to 130 °, the sealing is completed. adhesive It is provided with a rolling filling means for rolling filled between the surface and the surface of the bent peripheral portion of the flange portion edge.

[0009]

According to the drum can container manufacturing apparatus of the present invention,
Insert the flange edge of the body plate into the bent peripheral edge portion of the flange of the top plate or the base plate, to which the sealing adhesive is applied in advance, and wrap the bent peripheral edge portion together with the flange edge of the body plate, The flange edge and the bent peripheral edge are opposed to each other, and the bent peripheral edge is rolled up together with the flange edge so as to be bent and hooked. The outer side of the flange portion of the top plate or the base plate is laterally pressed to roll-fill the sealing adhesive between the surface of the edge portion of the flange portion and the surface of the bent peripheral edge portion.

[0010]

1 to 4 are views showing a preferred embodiment of an apparatus for manufacturing a drum can container according to the present invention. FIG. 1 is a schematic plan view showing the concept of an apparatus for manufacturing a drum canister, and FIGS. 2 (a), 2 (b), 2 (c), and 2 (d).
[Fig. 3] is an explanatory diagram for explaining a process of the manufacturing apparatus.
FIG. 3 is a sectional view of the winding tightening portion. FIG. 4 is an explanatory diagram for explaining the operating states of the rotating / pressing type winding roller and the rotating / pressing type pressing roller with a rotation angle.

1 to 3, reference numeral 10 denotes a cylindrical body plate. At the end of this body plate 10, the flange portion 10
a is overhanging. The end portion 10 of this flange portion 10a
b is bent slightly outward. Reference numeral 11 denotes a top plate or a base plate, and the top plate or the base plate 11 is formed with a rising portion 11a and a flange portion 11b. Moreover, the peripheral edge portion 11c of the flange portion 11b is bent in a substantially arc shape. The substantially arcuate bent peripheral portion 11c
For example, a sealing adhesive 12 such as Darex (trade name) is applied and dried in advance.

Reference numeral 13 is a chuck ring. Although not shown in detail because it is well known, the body plate 10 and the top plate or base plate 11 are chucked by the chuck ring 13 and driven by a rotation motor (not shown). Numerals 14 and 14 are a pair of rotating / pressing type winding rollers, which are appropriately separated from each other. Reference numeral 15 denotes one rotating / pressing type pressing roller, and this rotating / pressing type pressing roller faces the pair of rotating / pressing type winding rollers 14, 14 as shown in FIG.
Is installed through.

2 (a), 2 (b), 2 (c), and 2 (c) of the process of the apparatus for manufacturing a drum-shaped container according to the present invention.
A description will be given based on FIG. First, as shown in FIG. 2A, the flange edge 10b of the body plate 10 is moved into the bent peripheral edge portion 11c of the flange portion 11b of the top plate or the base plate 11 on which the sealing adhesive 12 is applied and dried in advance. insert.

Next, as shown in FIG. 2B, the bent peripheral edge portion 11c of the top plate or the base plate 11 is rotated together with the flange edge 10b of the body plate 10 by the rotating and pressing type winding rollers 14,14. Taken up and the flange edge 1
0b and the bent peripheral edge portion 11c face each other,
As shown in FIG. 2 (c), the bent peripheral edge portion 11c is wound together with the flange portion end edge 10b so as to be bent and hooked.

Next, as shown in FIG. 2D, the outside of the flange portion 11b of the top plate or the base plate 11 is rotated / rotated.
The pressure is applied laterally by the pressing type pressing roller 15 so that the sealing adhesive 12 is roll-filled between the surface of the flange edge 10b and the surface of the bent peripheral edge 11c, and is wound as shown in FIG. The part 16 is formed.

The sealing adhesive 12 is roll-filled with a large surface area between the surface of the flange edge 10b and the surface of the bent peripheral edge 11c.
The strength and airtightness of are extremely high.

Next, FIG. 4 shows a rotating / pressing type winding roller 14
FIG. 6 is an explanatory diagram for explaining an operating state of the rotation / pressing type push roller 15 with a rotation angle. In FIG. 4, A indicates the winding start position of the rotating / pressing type winding roller 14, and B indicates
Indicates the winding end position of the rotating / pressing type winding roller 14.
The rotation angle is approximately 310 °. C shows the pressing start position of the rotary / pressing push roller 15, and D shows the pressing end position of the rotary / pressing push roller 15. The rotation angle is approximately 120 ° to 130 °. The pressing / starting position C of the rotating / pressing type pressing roller 15 is a position rotated by about 230 ° in rotation angle from the start of winding of the rotating / pressing type winding roller 14.

Thus, the outside of the flange portion 11b of the top plate or the base plate 11 is rotated / pressed by the push roller 1.
The position from which the pressure is started from the lateral direction by 5 is an intermediate position from the start of the rotation / pressing type winding roller 14 to the end of the winding, and the position at which the rotation / pressing type pressing roller 15 finishes pressing is the rotation / pressing type winding roller It is a position where the rotation angle of approximately 30 ° to 40 ° has passed since the roller 14 was completely wound. Therefore, with such a positional relationship, the sealing adhesive 12 is reliably roll-filled between the surface of the flange end 10b and the surface of the bent peripheral edge 11c.

Moreover, the rotating / pressing type pressing roller 15
The position of (one) is the rotation / pressing winding roller 14
It becomes the apex of the triangle formed for (two). Therefore, the pressing force of the rotating / pressing type pressing roller 15 is
It becomes stronger and more stable. Therefore, the sealing adhesive 12, which is roll-filled with a large surface area, is evenly sealed and adhered between the surface of the flange portion edge 10b and the surface of the bent peripheral edge portion 11c that are pressed.

[0020]

The drum can-shaped container manufacturing apparatus of the present invention comprises:
In a device for manufacturing a drum can container by tightening a flange portion protruding from an end portion of a cylindrical body plate and a flange portion of a top plate or a base plate, a flange portion of the body plate is preliminarily hermetically bonded. The top plate or the base plate flange to which the agent is applied is provided with a curved hooking unit that locks the member by bending it together, and the flange part of the top plate or the ground plate that is bent by the bending hooking unit. Since the rolling filling means is provided to press the outer side of the sheet from the lateral direction to roll-fill the sealing adhesive between the surface of the flange portion of the body plate and the surface of the flange portion of the top plate or the base plate. The apparatus is compact, the cost is low, the drum can-shaped container can be easily manufactured, and the strength and airtightness of the wound portion of the manufactured drum can-shaped container are large.

[Brief description of drawings]

FIG. 1 is a schematic plan view showing a preferred embodiment of an apparatus for manufacturing a drum can according to the present invention and showing the concept of the apparatus.

2 (a), (b), (c) and (d) are explanatory views for explaining steps of the manufacturing apparatus.

FIG. 3 is a cross-sectional view of the winding tightening portion.

FIG. 4 is an explanatory diagram for explaining an operating state of the rotating / pressing type winding roller and an operating state of the rotating / pressing type pressing roller with a rotation angle.

FIG. 5 is a process drawing for explaining a conventional drum can-shaped container manufacturing apparatus.

FIG. 6 is a schematic plan view showing the concept of the manufacturing apparatus.

FIG. 7 is a sectional view of the winding portion.

[Explanation of symbols]

 10 Cylindrical Body Plate, 10a Flange Part, 10b End Part, 11 Top Plate or Base Plate, 11a Rising Part, 11b Flange Part, 11c Bending Peripheral Part, 12 Sealing Adhesive, 13 Chuck Ring, 14 Rotation / Pressing Winding Roller, 15 rotation / pressing push roller, 16 winding section.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Haruo Saito 3-12-2 Nihonbashi, Chuo-ku, Tokyo Toho Seat Frame Co., Ltd. (72) Toshimasa Mogi 3-12-2 Nihonbashi, Chuo-ku, Tokyo Toho Seat Frame Co., Ltd. (72) Inventor Makoto Kuji 3-12-2 Nihonbashi, Chuo-ku, Tokyo Toho Seat Frame Co., Ltd.

Claims (3)

[Claims] 1. An apparatus for manufacturing a drum can container by winding a flange portion protruding from an end portion of a cylindrical body plate and a flange portion of a top plate or a base plate, to manufacture a drum can-shaped container. And a flange part of the top plate or the base plate to which a sealing adhesive has been applied in advance, and a bending locking means for locking the same by bending together, and the ceiling plate locked by the bending locking means. Alternatively, there is provided roll filling means for rolling and filling the outside of the flange portion of the main plate from the lateral direction to roll-fill the sealing adhesive between the surface of the flange portion of the body plate and the surface of the flange portion of the top plate or the main plate. An apparatus for manufacturing a drum-shaped container, which is characterized in that 2. A device for manufacturing a drum can container by winding and fastening a flange portion projecting from an end portion of a cylindrical body plate and a flange portion of a top plate or a base plate, wherein the flange portion of the body plate is provided. A pair of end portions are inserted into the bent peripheral edge portion of the flange portion of the top plate or the base plate to which the sealing adhesive is applied in advance, and the curved peripheral edge portion is wound together with the flange portion end edge of the body plate to be curvedly hooked. A curved hooking means is provided, and the outer side of the flange portion of the top plate or the base plate, which is bent and bent by the pair of bending hooking means, is laterally pressed to apply the sealing adhesive to the edge portion of the flange portion. An apparatus for manufacturing a drum can container, characterized in that one roll-filling means for roll-filling is provided between said surface and the surface of the bent peripheral edge portion so as to oppose the pair of curved hooking means. 3. A device for manufacturing a drum can container by winding and fastening a flange portion protruding from an end portion of a cylindrical body plate and a flange portion of a top plate or a base plate, wherein the flange portion of the body plate is provided. The end edge is inserted into the bent peripheral edge portion of the flange portion of the top plate or the base plate to which the sealing adhesive is applied in advance, and the bent peripheral edge portion is started to wind together with the flange edge portion of the body plate at a rotation angle of about 310. There is provided a curved hooking means for finishing the winding over the angle of 50 degrees and stopping the bending, and a top plate or a base plate which is curvedly hooked from a position wound by about 230 ° at a rotation angle after starting the winding by the bending hooking means. Starting to pressurize the outside of the flange part of the
A drum is provided with rolling and filling means for rolling and filling the sealing adhesive between the surface of the flange edge and the surface of the bent peripheral edge after finishing the pressurization to about 20 ° to 130 °. Canister manufacturing equipment.