JP4188661B2 - Port seal device for filling bag - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention provides a filling bag filling a liquid or powder bodies, port seal instrumentation of filling bag mounting and sealing the port (flanged cylindrical body) in the opening of these filling bag Related to the position.
[0002]
[Prior art]
The flexible filling bag (bag) used in the medical field will be described. For example, according to Patent Document 1 (Japanese Patent Laid-Open No. 2000-313076), a synthetic resin material such as a polyethylene resin is vertically and vertically A filling bag body is formed by laterally sealing to form a filling chamber, and a single-chamber type filling bag body with a port in which an injection port (tubular body with a flange) is sealed and attached to the opening. A method of manufacturing a filling bag with a port in which a filling chamber is filled with a liquid (a liquid solution such as a saline solution or a glucose solution) or a powdery body (a powder agent or a granule), and mass production means have been proposed.
[0003]
[Patent Document 1]
JP 2000-313076 A
[Problems to be solved by the invention]
Regarding the port seal of the conventional filling bag body, the above-mentioned patent document 1 and the like have also shown its structure and mass production means, but the port mounting accuracy, sealing accuracy and reliability are further improved, and further mass production is possible. However, the improvement such as the reduction of the manufacturing cost is insufficient, and such an improvement is a problem.
[0005]
In view of the above-described problems of the prior art, the present invention takes out a port by changing the direction by a plurality of stages of transfer means, transfers the port, heats the front periphery of the port during transfer, (Heating) is directed to the opening of the filling bag body and transferred, enabling simultaneous transfer and sealing of multiple ports, improving port mounting accuracy and sealing performance, enabling mass production, and reducing manufacturing costs an object of the present invention is to provide a port seal equipment of use bag.
[0006]
[Means for Solving the Problems]
The present invention solves such a problem, and the invention according to claim 1 is characterized in that a port is provided by a sealing means in an opening of a filling bag formed by sealing the outer peripheral portion of the laminated thin film material. Oite port sealing apparatus configured for filling bag as fixed seals,
A first transfer means to output successively takes the port supplied by the supply means port, and a second transfer means port a direction change extracted in said first transfer means, received from the second transport means pass A rotary third transfer means for rotating the formed port in the vertical direction, a port heating means for heating the port in the upper position of the transfer process by the third transfer means, and the third transfer means to A fourth port that rotates the port further from the upper position to change the direction of the port in the horizontal direction and direct the port to the opening of the filling bag body is transferred to the opening of the filling bag body. A transfer means; and a sealing means for pressing the port fitted in the opening of the filling bag body and fixing the port to the filling bag body by the fourth transfer means. Port seal for filling bag characterized by It is in the location.
[0009]
According to this device invention, the port taken out from the port supply means by the rotary transfer means rotating in the vertical direction is changed in direction to the transfer means and transferred, and the front portion of the port is the filling bag body. After the direction toward the opening is accurately directed, the transfer means is advanced in a state where the front portion of the port is directed toward the opening of the filling bag body, and the opening of the filling bag body opened by the opening means The port is fitted into the portion with high accuracy, and the fitting portion of the port is sealed with high accuracy by the sealing means.
[0010]
Also, during the transfer of the port, the surroundings of the front part of one or more ports are heated by the heating means, and the heated front part of the port is fitted into the opening of the filling bag body so that the inner surface of the bag material is highly accurate. Therefore, it is not necessary to interrupt the port transfer and insert a heating process around the front of the port, and the port delivery process is omitted, and the fitting accuracy of the port is improved. Further enhanced.
Therefore, according to such an invention, a series of processes from the removal of the port to the sealing of the port to the filling bag body through the heating of the port can be smoothly performed, and the work process of the port seal can be shortened. It is possible to manufacture a filling bag with a port.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described in detail with reference to the illustrated embodiments. However, the dimensions, shapes, materials, relative arrangements, etc. of the products described in this embodiment are not intended to limit the scope of the present invention only to specific examples unless otherwise specified, but are merely illustrative examples. Absent.
FIG. 1 is an overall configuration diagram of a port sealing device for a filling bag, and FIG. 2 is a flowchart of a port sealing procedure.
[0012]
In FIG. 1, reference numeral 330 denotes a port seal device. The port seal device 330 includes a supply means 331 for the port 11, a transfer means 332 including an air cylinder 332a and a clamping claw 332b, a screw shaft 333a, a chuck 333b, and the like. The transfer means 333 provided, the transfer means 334 provided with a plurality of (four in the illustrated example) clamping claws 334b projecting around the turret 334a, the air cylinder 336a and the heater 336b installed facing the transfer means 334 One or a plurality of heating means 336 including a screw shaft 335a and a final stage conveying means 335 including a chuck 335b, a pair of upper and lower opening means 337 including a screw shaft 337a and an air cylinder 337b, and a seal It is constituted by means 338 and the like.
[0013]
In each of the means, the holding claws 332b and 334b, the chucks 333b and 335b, the heater 336b, the opening means 337, and the sealing means 338 are each configured by a plurality of appropriate means, and simultaneously receive the plurality of ports 11 and change the direction. Thus, the ports 11 can be simultaneously fitted and sealed in the openings 9 of the plurality of filling bags 10 (details are not shown). In the port seal device 330, the respective means are interlocked in a predetermined order by appropriate control means and drive mechanism (not shown).
[0014]
A procedure of port sealing in the port sealing device for a filling bag having such a configuration will be described with reference to FIGS.
In FIG. 1, a plurality of filling bags 10 are fixed by pins and are sequentially fed, and both sides of the opening 9 are supported by a support tool so as to be openable by a support device, and are sequentially fed to a port seal position on a table. .
Next, at the port seal position, the opening 9 of the filling bag 10 is sucked up and down by the opening means 337 of the port seal device 330 and opened.
[0015]
On the other hand, the port 11 is carried in from the port supply means 331 (step (1) in FIG. 2), and the port 11 is clamped (saddle) from the port supply means 331 by the clamping claws 332b of the transfer means 332 (step). (2)).
Next, the port 11 a is taken out by the chuck 333 b of the transfer means 333, the neck portion is caught and the direction is temporarily changed (step (3)), and the changed direction of the port 11 b is the holding claw of the rotary transfer means 334. The collar portion is held by 334b, and the direction is secondarily changed by the rotation of the turret 334a, so that the front portion of the port 11 faces upward 11c (step (4)).
[0016]
Next, the heating means 336 is fitted to the front portion of the port 11c in the transfer path by the transfer means 334 and heats it. As a result, the periphery of the front portion of the port 11 (11c) is appropriately heated and melted, and the heated front portion of the port 11 is accurately and fluid-tightly sealed to the inner surface of the opening 9 of the filling bag 10. (Step (5)).
Further, the port 11 is rotated by the transfer means 334 to be in a forward-facing state 11 d directed toward the opening 9 of the filling bag 10.
[0017]
Next, the port 11d whose direction has been changed is moved forward by the neck portion being caught by the chuck 333b of the transfer means 335 and fitted into the opening 9 of the filling bag 10 (steps (6) and (7)).
At this stage, the suction of the opening 9 of each filling bag 10 by the opening means 337 is released, and the port fitting portion of each filling bag 10 is heated from the outside of the bag by the advancement and vertical movement of the sealing means 338. After sealing, the port 11 is sealed and attached to the opening 9 of the filling bag 10, and the filling bag with the port 11 is automatically manufactured (step (8)).
In this case, the sealing means 338 does not necessarily require a heating function, and may be a mechanism that presses the bag body at the port fitting portion or cools it appropriately.
[0018]
As described above, according to this embodiment, the seal 11 is attached to the opening 9 of the filling bag 10 with respect to the opening 9 that is fixed on the table. ˜334, the port 11 is taken out and changed in direction by rotation so that the front portion of the port 11 is accurately directed toward the opening 9 of the filling bag body 10, and then the moving means 335 in the final stage Therefore, the port 11 is inserted into the opening 9 of the filling bag body 10 by the above-described series of smooth operations. Fits accurately with accurate placement.
[0019]
The illustrated embodiments are shown as typical examples of the present invention, and the dimensions, materials, shapes, relative arrangements, and the like of these components are the same as the illustrated examples unless otherwise specified. Can be modified without being specifically identified.
[0020]
【The invention's effect】
The present invention is configured as described above. According to the present invention, the port is taken out from the port supply means and the direction is changed by the transfer means, and the front portion of the port is directed to the opening of the filling bag body. It is pointed with high accuracy and is advanced toward the opening, and the port is accurately fitted into the opening of the filling bag that is opened by the opening means, and the port fitting portion is accurately set by the sealing means. It is possible to seal well, and a highly accurate port seal can be made automatically and continuously with high work efficiency.
[0021]
Also, the port is heated by heating means during the transfer of the port, and the heated front part of the port is fitted into the opening of the filling bag body so that the inner surface of the bag material is tightly sealed with high accuracy and fluid tightness. It is not necessary to interrupt the port transfer and insert a heating process around the front of the port, the port delivery process is omitted, and the fitting accuracy of the port is further enhanced.
Therefore, according to the present invention, it is possible to smoothly perform a series of processes from taking out the port, heating the port, and sealing, shortening the work process of the port seal, and providing a highly accurate filling bag with a port. Can be manufactured.
[Brief description of the drawings]
FIG. 1 is an overall configuration diagram of a port seal device for a filling bag according to an embodiment of the present invention.
FIG. 2 is a flowchart of a port seal procedure in the embodiment. Plan [Explanation of symbols]
DESCRIPTION OF SYMBOLS 9 Opening part 10 Filling bag 11 Port 330 Port seal apparatus 331 Port supply means 332, 333, 334, 335 Transfer means 336 Heating means 337 Opening means 338 Sealing means

Claims (1)

In the port sealing device of the filling bag body configured to seal and fix the port by the sealing means to the opening of the filling bag body formed by sealing the outer peripheral portion of the laminated thin film material,
The first transfer means for sequentially taking out the ports supplied by the port supply means, the second transfer means for changing the direction of the ports taken out by the first transfer means, and the second transfer means A rotary third transfer means for rotating the port in the vertical direction; a port heating means for heating the port at an upper position of the transfer process by the third transfer means; and A fourth transfer means for transferring the port, which is further rotated from the upper position and changes the direction of the port in the horizontal direction so as to be directed to the opening of the filling bag, to the opening of the filling bag. wherein when, by the transfer means of said 4, and sealing means for securing the port to the fill bag body mated ports to the opening of the filling bag pressurizing, to become comprise Port seal for filling bag Location.

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