JP3417711B2 - Double plastic ampule separation device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a separating device for separating a plurality of plastic ampules in which a plurality of plastic ampules are arranged in parallel for each plastic ampule.

[0002]

2. Description of the Related Art An ampoule dispensing device in which ampules are stored and a necessary number of ampules are taken out one by one is disclosed in Japanese Utility Model Publication No. 5-86873, Japanese Utility Model Publication 6-1.
No. 4753.

Ampoules dispensed by the above-described ampoule dispensing device include those made of glass and those made of plastic.

As shown in FIGS. 6 and 7, a plastic ampoule (hereinafter referred to as a plastic ampoule) is a knob having a cap portion c on a body a filled with a liquid medicine such as an injection liquid via a parting line b. The pieces d are connected to each other, the knob pieces d are separated from the body a by twisting the knob pieces d, and one end of the body a is opened by separating the piece d.

A plurality of such plastic ampules A ₁ are continuously arranged in a state where the bodies a are arranged in parallel, and a thin separating line B is provided between the adjacent plastic ampules A ₁ .

[0006] When a double-layered plastic ampoule A ₀ as shown in FIG. 6 is to be dispensed by an ampoule dispenser, it is necessary to separate each plastic ampoule A ₁ by disconnection from the disconnection line B.

[0007]

By the way, the plastic ampoule A ₁ in the double plastic ampoule A ₀ is to be solved.
Conventionally, it was very troublesome to separate the two because they were manually separated.

An object of the present invention is to provide a disconnecting device capable of efficiently separating a double-layered plastic ampoule.

[0009]

In order to solve the above-mentioned problems, according to the present invention, a plurality of plastic ampules are arranged in parallel, and a multiple plastic ampule in which a separating line is formed between adjacent plastic ampules is separated. In the separating device for separating along the line, the multiple plastic ampoule is conveyed in one direction with the plastic ampoule on one side as a head, and is rotated in the moving direction of the multiple plastic ampoule provided on the front side of the conveyor. , A cutter roll having a plurality of teeth on the outer periphery that can be engaged with a plastic ampule, and when the teeth of the cutter roll are engaged with the leading plastic ampule,
The following structure is used to hold the second plastic ampoule and hold it.

Here, as a holding mechanism, a plurality of feed dogs engageable with a plastic ampoule are provided on the outer periphery,
Adopt a feed wheel that is stopped when two feed teeth engage with the front side of the second plastic ampule from the top, and a guide plate that holds the plastic ampule with the feed wheels. You can

Further, it is preferable to provide a supply means for supplying the multiple plastic ampules on the conveyor.

[0012] As the above-mentioned supply means, a stocker in which a plurality of multiple plastic ampules are stored in a stacked state on the conveyor, and a multiple plastic ampule that is moved forward and backward with respect to the interior of the stocker and is in a stacked state at the time of forward movement are supported. It is possible to employ a stopper which comprises a stopper.

[0013]

The separating device having the above structure conveys the multiple plastic ampules supplied on the conveyor forward by the conveyor, and the plastic roll ampules are engaged by the teeth of the cutter roll at the leading plastic ampules. 2 from the beginning each time you try to carry it further forward
The second plastic ampoule is held by the holding mechanism, and the cutter roll conveys the front plastic ampoule further forward to generate a tearing force on the parting line between the first and second plastic ampules, so that the first plastic ampoule is removed. To separate.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described below with reference to FIGS.

As shown in FIGS. 1 to 3, a conveyor 1 for transporting a double-sided plastic ampoule A ₀ in one direction with the plastic ampoule A ₁ on one side as a head has a belt 3 between a pair of front and rear pulleys 2 and 2. Consists of a belt conveyor that spans over.

On the conveyor 1, there is provided a supply device 10 for supplying the multiple plastic ampules A ₀ to the conveyor 1.

The supply device 10 can support a square tubular stocker 11 capable of accommodating a plurality of multiple plastic ampules A ₀ in a stacked state, and a stacked multiple plastic ampule A ₀ accommodated in the stocker 11. A pair of first stoppers 12 and a second stopper 13 capable of supporting the next multiple plastic ampule A ₀ on the multiple plastic ampule A ₀ supported by the first stopper 12, The stoppers 12 and the second stoppers 13 are alternately moved forward and backward with respect to the inside of the stocker 11, and the stacked multiple plastic ampules A ₀ are conveyed from the bottom to the conveyor 1.
I try to drop them one by one.

Here, the first stopper 12 is made of a plate body, and the first stopper 12 is slidably supported along a guide shaft 14 provided on the side surface of the stocker 11. Further, a motor 15 is attached to the first stopper 12, and a spring 16 biases the first stopper 12 in a direction in which a cam 16 attached to a rotation shaft of the motor 15 comes into contact with a side surface of the stocker 11. The first stopper 12 is moved forward and backward with respect to the inside of the stocker 11 by the rotation.

Further, the second stopper 13 has a comb tooth 18 at the tip which can support the lower outer peripheral portion of the plastic ampoule A ₁ of the multiple plastic ampoule A ₀ . The second stopper 13 is a guide shaft 1 provided on the side surface of the stocker 11.
It is movably supported along 9.

Further, the motor 20 is attached to the second stopper 13.
Is attached, and the second stopper 13 is deflected by the spring 22 in the direction in which the cam 21 attached to the rotary shaft of the motor 20 contacts the side surface of the stocker 11, and the rotation of the cam 21 causes the second stopper 13 to move to the stocker 11. I try to move back and forth to the inside.

[0021] Incidentally, by providing a spacing one Fukuren plastic ampule A ₀ is disposed between the first stopper 12 and the ampoule conveying surface of the conveyor 1, the multi-communication plastic ampule A ₀ stacked state When the first stopper 12 is moved toward the inside of the stocker 11 while being supported by the conveyor 1, the first stopper 1
2 for supporting a multi communicating plastic ampule A ₀ to forcibly penetrate between multiple communication plastic ampule A ₀ thereon with double continuous plastic ampule A ₀ of the lowest, it is possible to omit the second stopper 13.

A cutter roll 3 is provided in front of the conveyor 1.
0 is provided. Further, a feed wheel 40 and a guide plate 41 above the feed wheel 40 are provided between the cutter roll 30 and the conveyor 1.

The cutter roll 30 has a plurality of teeth 31 which can be engaged with the plastic ampoule A ₁ on its outer circumference. The cutter roll 30 is arranged on the transfer path of the multiple plastic ampule A ₀ delivered from the conveyor 1, and is rotated in the transfer direction of the multiple plastic ampule A ₀ by a driving device (not shown).

The feed wheel 40 is arranged below the transfer path of the multiple plastic ampule A ₀ . The feed wheel 40 has feed teeth 42 which can be engaged with the outer circumference of the plastic ampoule A ₁ .

The feed wheel 40 is used for the cutter roll 3
When the tooth 31 of ₀ engages the _first plastic ampoule A ₁ of the double-sided plastic ampoule A ₀ and tries to carry the ampoule A ₁ further forward, it is stopped and the second plastic ampoule A ₁ from the top is stopped. Guide plate 41
It is designed to be held by and.

The feed wheel 40 may be rotatably supported and rotated by the movement of the multiple plastic ampoule A ₀ , or may be rotated at the same peripheral speed as the cutter roll 30 by a driving device. .

Further, when supplying Fukuren plastic ampule A ₀ stacked in the stocker 11 of that of the bottom on the conveyor 1, the Fukuren plastic ampule A ₀ is conveyed forward by the conveyor 1.

When the top plastic ampoule A _{1 of the} above-mentioned multiple plastic ampoule A ₀ is fed to the position of the cutter roll 30, the feed wheel 40 is stopped, and the second plastic ampule A ₁ from the top is fed by the feed wheel 4.
It is held by 0 and the guide plate 41.

[0029] At this time, since the cutter roll 30 is in a rotating state, the top plastic ampule A ₁ of the forced conveyed forward by the rotation of the cutter roll 30, the head of the plastic ampule A ₁ and the second between the plastic ampule A ₁ The parting line B is cut off, and the leading plastic ampoule A ₁ is separated as shown in FIG.

After separating the plastic ampoule A ₁ , the stop of the feed wheel 40 is released, and the multiple plastic ampoule A ₀ is conveyed forward by the conveyor 1.

When the leading plastic ampule A ₁ advances to the position of the cutter roll 30 and the cutter roll 30 starts feeding the plastic ampule A ₁ , the feed wheel 40 stops, and the rotation of the cutter roll 30 causes the leading plastic ampule A _1. A ₁ is separated.

After that, the plastic ampule A ₁ is sequentially separated by repeating the above-mentioned operation.

When the duplicate plastic ampoule A ₀ is no longer present on the conveyor 1, the supply device 10 is activated and the conveyor 1
The next double plastic ampoule A ₀ is supplied above.
The conveyor 1 conveys the multiple plastic ampules A ₀ forward each time the multiple plastic ampules A ₀ are supplied.

[0034]

As described above, in the separating apparatus according to the present invention, the leading plastic ampoule of the multiple plastic ampoule conveyed forward by the conveyor is conveyed to the position of the cutter roll, and the cutter roll is plastic ampule. Since the second plastic ampule from the top is held by the holding means when the sheet is to be conveyed forward, the top plastic ampule can be reliably separated by the rotation of the cutter roll. Also, each time the cutter roll separates the plastic ampules, the holding means is released and the conveyor is used to feed the multiple plastic ampules, so that the multiple plastic ampules can be continuously separated one by one efficiently. You can

Further, since the rotary wheel having the feed dog and the guide plate hold the second plastic ampule from the top, the plastic ampule can be securely held without being damaged.

By providing the supply means for supplying the multiple plastic ampules on the conveyor, the separating operation of the plastic ampules can be continued and efficiently performed.

[Brief description of drawings]

FIG. 1 is a vertical sectional front view showing an embodiment of a separating device according to the present invention.

FIG. 2 is a sectional view taken along line II-II in FIG.

FIG. 3 is a sectional view taken along line III-III in FIG.

FIG. 4 is a cross-sectional view showing the operating state of FIG.

FIG. 5 is a view showing a separated state of a plastic ampule.

FIG. 6 is a partially cutaway front view of a double-layered plastic ampoule.

7 is a sectional view taken along line VII-VII of FIG.

[Explanation of symbols]

1 conveyor 10 Supply device 11 stocker 12 stopper 30 cutter rolls 31 teeth 40 feed wheel 41 Guide plate 42 Feed dog

─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-6-155400 (JP, A) JP-A-6-134699 (JP, A) Actually open 5-5-17373 (JP, U) Actually open 52- 91362 (JP, U) Jikkouhei 6-14753 (JP, Y2) (58) Fields investigated (Int.Cl. ⁷ , DB name) A61J 3/00 310 A61J 1/06 B26F 3/00

Claims (4)

(57) [Claims] 1. A plurality of plastic ampules are arranged in parallel,
A separating device for separating a double-layered plastic ampoule in which a separating line is formed between adjacent plastic ampules along the separating line, wherein the double-sided plastic ampoule is conveyed in one direction with the plastic ampoule on one side as a head. , A cutter roll that is provided on the front side of the conveyor and that rotates in the moving direction of the multiple plastic ampule and that has a plurality of teeth on the outer periphery that can engage with the plastic ampule, and the teeth of the cutter roll are engaged with the leading plastic ampule. When they meet, they follow 2
A disconnecting device for a compound plastic ampule, which comprises a holding mechanism for stopping and holding the second plastic ampule. 2. The holding mechanism has a plurality of feed dogs on the outer circumference capable of engaging with a plastic ampoule, and stops when one feed dog engages with the front side of the second plastic ampule from the top. 2. The disconnecting device for a double-layered plastic ampule according to claim 1, comprising a feed wheel which is brought into a state and a guide plate which holds the plastic ampule by the feed wheel. 3. The disconnecting device for a multiple plastic ampule according to claim 1, further comprising a supply means for supplying a multiple plastic ampule on the conveyor. 4. A stocker in which the supply means stores a plurality of multiple plastic ampules in a stacked state on the conveyor, and a multiple plastic ampule that is moved forward and backward with respect to the inside of the stocker and is in a stacked state when moving forward. The disconnecting device for a double-layered plastic ampoule according to claim 3, further comprising a stopper that supports the.