JP3328037B2 - Extraction method and extraction device for spout port attached to container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for taking out spouts attached to a paper container for filling liquids such as sake, juice, milk and the like one by one from an alignment supply chute prior to attachment.

[0002]

2. Description of the Related Art As a device for taking out a spout portion attached to a paper container one by one from an alignment supply chute, a device disclosed in Japanese Patent Publication No. 64-2505 or a device disclosed in Japanese Utility Model Publication No.
-66735 is known.

However, Japanese Unexamined Patent Publication No. Sho 64-2505 discloses not only a means for preventing interference between a rear spout portion in the aligned supply chute and a spout portion taken out by soccer, but also does not disclose. However, there is a drawback that the takeout direction of the spout is limited to one direction.

[0004] Japanese Unexamined Utility Model Publication No. 3-66735 has a problem that the mechanism is relatively complicated, adjustment and maintenance are difficult, and the direction of taking out the spout is limited. are doing.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the conventional method and apparatus, and has a simple mechanism and easy maintenance and enables a stable and high-speed removal operation of a spout. It is another object of the present invention to provide a method and an apparatus for removing a spout having a large degree of freedom in the direction of removal.

[0006]

In order to solve the above-mentioned problems, according to the first aspect of the present invention, at the free fall port of the aligned supply chute of the spout section, the spout section that falls freely falls faces the free fall port. , So as to be received in the opening of the receiving jig which opens in a substantially U-shape.

Subsequently, the receiving jig is rotated so that the outer peripheral end face of the receiving jig interferes with a subsequent spout in the aligning / supplying chute with a spout supported by the receiving jig. In this configuration, the opening of the receiving jig is rotated in the direction of taking out the spout and stopped.

According to the second aspect of the present invention, in order to smoothly carry out the method of the first aspect of the present invention, a U-shape is provided immediately below the free fall port of the alignment and supply chute at the spout portion, facing the free fall port. A receiving jig having an opening for receiving a spout opening opening at the bottom was arranged.

Further, the receiving jig is connected to a rotation device having a rotation axis as an axis of the spout portion supported in the opening.

At least a part of the outer peripheral end surface of the receiving jig is spaced from the rotation axis by a spout which is supported in the receiving jig by a subsequent spout in the aligned supply chute. The dimensions are such that they can be pushed up to an upper position where they do not interfere with each other.

[0011]

According to the first aspect of the present invention, the spout exiting from the free fall port of the alignment supply chute is received and supported in the substantially U-shaped opening of the receiving jig opened immediately below. The next spout portion in the inside comes into contact with and stops at the spout portion supported in the receiving jig.

When the receiving jig is rotated in the take-out direction in this state, the next outlet is moved upward by the outer peripheral end surface of the receiving jig so as not to interfere with the outlet in the receiving jig. The spout is pushed up, and the spout in the receiving jig is rotated in the removal direction without receiving any interference.

The take-out direction of the spout by the receiving jig is as follows.
It can be set in a required direction within the 360-degree rotation range of the receiving jig.

Even when the spout has a flange for fixing to the container, the distance between the outer peripheral end face of the receiving jig and the axis of rotation thereof is set to be at least twice the width of the flange so that the spout does not interfere. A part can be taken out.

According to the apparatus of the second aspect, the first aspect is provided.
The method of the invention of the present invention is surely and smoothly performed.

The spout is taken out from the receiving jig at any time from the time when the spout falls freely into the receiving jig until the initial rotation of the receiving jig. The spout is held by an arbitrary holding means, and when the opening of the receiving jig is stopped facing the removal direction, the holding means is moved in the removal direction.

The receiving jig from which the spout is removed is returned to the old position and rotated, and the above-described steps are repeated.

[0018]

1 to 6 show an embodiment of the method according to the first aspect of the present invention and an apparatus according to the second aspect of the present invention for carrying out the method.

FIG. 1 shows a spout portion 5 continuously supplied by an alignment feed chute 4 into a spout mounting hole 3 formed in a side surface 2 of a paper container 1 having an open upper end. FIG. 2 schematically shows a mounting device 6 to be inserted and mounted, and a take-out device according to the invention of claim 2 is denoted by reference numeral 7.

As shown in FIGS. 1, 3 and 4,
As shown in FIG. 2, a receiving jig 10 having an opening 9 that opens substantially in a U-shape is provided immediately below the free fall port 8 of the alignment supply chute 4, facing the free fall port 8.

The receiving jig 10 is a jig for receiving and holding the spout 5 that falls freely from the free fall port 8 of the alignment and supply chute 4 into the opening 9 as shown in FIG. A rotation device 11 such as a motor having an axis of the spout 5 received in the portion 9 as a rotation axis OO;
While receiving the spout 5, it is rotated by a predetermined angle such as 90 degrees, 180 degrees, or 270 degrees, and is returned and rotated to the old position.

The above-mentioned rotation angle is determined by the direction in which the spout 5 is taken out of the receiving jig 10.

FIGS. 2 to 6 show that the receiving jig 10 faces the vertical direction to receive the spout portion 5 as shown in FIG. 3, and rotates the angle 180 degrees to take out the spout portion 5 vertically downward. The device is shown.

The inner diameter R of the opening 9 of the receiving jig 10 is slightly longer than the outer diameter of the cap 12 of the spout 5, and
Is set substantially equal to the length L from the upper surface of the mounting flange 13 of the spout 5 to the top surface of the cap 12.

In the case of this embodiment, the spout 5 that is aligned and supplied into the alignment supply chute 4 is supplied with the cap 12 screwed as shown in FIGS. Are arranged in an overlapping state.

If the overlapping of the mounting flanges 13 is not eliminated, the spouts 5A and 5B interfere with each other in the case of FIGS. 3 and 4 and cannot be taken out.

For this reason, the receiving jig 10 used for rotating the receiving jig 10 by an angle of 180 degrees and taking out the spout 5 vertically downward is a part of the outer peripheral end face 14, in the illustrated example, an opening. An outer peripheral end face 15 symmetrical to the portion 9 is projected outward, and a distance H between the outer peripheral end face 15 and the rotation axis OO is selected as follows.

That is, as shown in FIGS. 5 and 6, as the receiving jig 10 is gradually rotated, the outer peripheral end face 14 thereof becomes the next spout 5B in the aligned supply chute 4.
Abuts against the outer peripheral surface of the cap 12 of the
When the receiving jig 10 is rotated by 180 degrees and the opening 9 is directed vertically downward, the outer peripheral end face 15 is moved to the spout 5B. The mounting flange 13B of the spout 5B comes into contact with the spout 5B.
The interval H is selected so that the spout 5B can be pushed up to an upper position that does not interfere with the mounting flange 13A of A.

This means that the outer peripheral end face 15 of the receiving jig 10
The thickness of the portion is the width W of the mounting flange 13 of the spout 5.
Means that the length is twice or more.

The receiving jig 1 shown in FIGS.
2, a virtual circle 17 forming the bottom surface 16 of the opening 9 is a virtual circle 18 forming the outer peripheral end face 15 as shown in FIG.
On the other hand, the shape is inscribed at the upper center 19 of the opening 9, but the shape is not limited to this.

As described above, the spout 5 that has fallen freely from the alignment supply chute 4 into the receiving jig 10 and is supported is
Between the time when the receiving jig 10 is received and the time when the receiving jig 10 starts rotating, the holding jig 10 is gripped by the gripping means 20 as a vacuum suction disk of the mounting device 6 shown in FIG. As you can see,
When the receiving jig 10 is rotated vertically downward, the arm 21 of the mounting device 6 is taken out by moving vertically downward.

FIGS. 7 and 8 show another embodiment of the receiving jig. The receiving jig 22 shown in FIG.
It is of a structure that can be taken out sideways by turning it by 270 degrees or 270 degrees.

The receiving jig 22 has a bottom surface 24 of the opening 23.
And a virtual circle 27 forming the outer peripheral end face 26 are concentric circles, and the difference between the diameters of the virtual circles 25 and 27 is at least twice the width W of the mounting flange 13 of the spout 5. Is set to

Both ends 28 and 29 of the outer peripheral end surface 26 extend to the center O of the opening 23, that is, the height of the centers of the two virtual circles 25 and 27.

FIG. 8 shows a state in which the spout 5A is freely dropped into the receiving jig 22 shown in FIG. 7, the receiving jig 22 is rotated by 90 degrees, and the spout 5A is taken out to the left. In the drawing, the spout row after the next spout section 5B in the aligned supply chute 4 is attached to the mounting flange 1 by the outer peripheral end face 26.
This shows a state where 3A and 13B are pushed up to an upper position where they do not interfere with each other.

In the case of the take-out device shown in FIGS. 7 and 8,
The arm 21 of the mounting device 6 shown in FIG. 1 is rearranged so as to move laterally.

Note that the embodiment shown in FIGS. 1 to 6 and the embodiments shown in FIGS.
The outlet 5 can be taken out in the axial direction of the receiving jigs 10 and 22 as shown in FIG.
By selecting the circumferential lengths of the outer peripheral end surfaces 15 and 26 of 0 and 22 and adjusting the rotation angle, it is also possible to take out the rotation angles other than 90 degrees, 180 degrees and 270 degrees.

The spout 5 that has been rotated, stopped, and received
The receiving jigs 10 and 22 from which the are taken out are rotated back to just below the free fall port of the alignment supply chute, and the same operation is repeated again.

[0039]

According to the first aspect of the present invention, the spout is received by the receiving jig only by the rotation of the receiving jig, and the spout row in the aligned supply chute is pushed up to the non-interfering position. Direction of the opening of the receiving jig in the take-out direction and acceptance of the next spout can be performed continuously, enabling accurate and high-speed take-out of the spout and improving productivity. Play.

According to the second aspect of the present invention, by the action of the opening provided in the receiving jig and the outer peripheral end surface, the spouts can be taken out one by one only by rotating the receiving jig. The row of spouts in the alignment feed chute can be pushed up to the non-interfering position, which not only simplifies the structure and facilitates maintenance, but also adjusts the rotation angle of the rotation device only. This has the effect of allowing quick removal.

Also, since the take-out direction can be freely set,
The type of the corresponding container is widened, and there is an effect that a versatile spout take-out device can be obtained.

[Brief description of the drawings]

FIG. 1 is a schematic side view showing a receiving jig as a cross section in a spout mounting apparatus to which an embodiment of the invention of claim 2 is applied.

FIG. 2 is a perspective view of a first embodiment of a receiving jig.

FIG. 3 is a schematic front view showing only a main part of the receiving jig shown in FIG. 2 in a spout receiving state;

FIG. 4 is a sectional view taken along line YY in FIG. 3;

FIG. 5 is a schematic front view of only a main part showing a state in which it is rotated by 180 degrees from the state shown in FIG. 3 and occupies a spout outlet position;

FIG. 6 is a sectional view taken along the line ZZ in FIG. 5;

FIG. 7 is a sectional view of a main part of another embodiment of the receiving jig.

8 is a schematic front view of only a main part showing a state where the receiving jig shown in FIG. 7 is rotated by 90 degrees and occupies a spout take-out position.

[Explanation of symbols]

 Reference Signs List 4 Alignment supply chute 5 Injection port 8 Free fall port 9 Opening 10 Receiving jig 11 Rotating device 14 Outer peripheral end surface H interval OO Rotating axis

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-4-279492 (JP, A) JP-A-3-288637 (JP, A) JP-A-5-92808 (JP, A) 190718 (JP, U) Japanese Utility Model Application Sho 57-44093 (JP, U) US Patent 5,957,655 (US, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) B31B 1/00-B31F 7/02 B65B 59/00-65/08 B65B 7/28 B65G 47/00-47/20 WPI / L (QUESTEL)

Claims (2)

(57) [Claims] At the free fall port of the alignment supply chute at the spout section, the spout section that falls freely is received in the opening of a receiving jig that opens in a substantially U-shape facing the free fall port. Then, the receiving jig is rotated, and the subsequent spout portion in the alignment supply chute is pushed up by the outer peripheral end surface of the receiving jig to an upper position which does not interfere with the spout portion supported in the receiving jig. A method for removing a spout attached to a container, wherein the opening of the receiving jig is rotated in the direction of removing the spout and stopped. 2. A receiving jig having an opening for receiving a spout portion, which is formed in a substantially U-shape and faces the free fall port, is provided immediately below the free fall port of the alignment supply chute at the spout portion. The receiving jig is connected to a rotating device having an axis of a spout port supported in the opening as a rotating axis, and at least one of the outer peripheral end faces of the receiving jig. The portion is selected to have such a size that the distance from the rotation axis can be raised to an upper position that does not interfere with the subsequent spout portion in the alignment supply chute and the spout portion received in the jig. A spout take-out device attached to a container.