KR20060088788A - Stopper of vessel and manufacturing system of the stopper - Google Patents

Abstract

The present invention is the body is mounted to the container inlet to the contents stored in the container discharged to the outside, the pressing plate is disposed to be movable in the vertical direction inside the main body, and at least one circumferentially formed on the lower edge of the pressing plate Pressing the pressing plate to penetrate the sealing member and rotating the main body to cut the sealing member; a catching part for protruding downward on the lower surface of the pressing plate to receive the sealing member cut by the cutter inside the main body; It is connected between the outer circumferential surface of the pressing plate and the inner circumferential surface of the main body is composed of a connecting portion which is elastically deformed so that the pressing plate can move in the vertical direction, the engaging portion extends downward from the lower surface of the pressing plate to press the pressing plate sealing member Written on the support rod penetrating through the outer peripheral surface of the support rod One or more formed of the locking projection is formed to be elastically deformable that the sealing member is locked and can be bent in an upward direction, when opening the stopper, the sealing member sealed at the inlet of the container can be cut and separated from the container with the stopper Provided is a container closure and a device for producing the container closure.

Container stopper, stopper, cap, sealing member removal unit, sealing member

Description

Container stopper and manufacturing apparatus {STOPPER OF VESSEL AND MANUFACTURING SYSTEM OF THE STOPPER}

1 is a cross-sectional view of a container cap according to the prior art.

2 is a perspective view of a container stopper according to the present invention.

3 is a bottom view of the container closure according to the present invention.

Figure 4 is a cross-sectional view showing a state in which the container closure according to the invention mounted on the container.

5 is a perspective view of a cutter according to the present invention.

6 is a cross-sectional view taken along the line VI-VI of FIG. 5.

7 is a perspective view of a locking portion according to the present invention.

8, 9 and 10 are operation state diagrams of the container closure according to the present invention.

11 is a cross-sectional view of the container closure manufacturing apparatus according to an embodiment of the present invention.

FIG. 12 is an enlarged view of a portion D of FIG. 11.

13 is an operation state diagram of the container cap manufacturing apparatus according to an embodiment of the present invention.

14 is a cross-sectional view of the container closure manufacturing apparatus according to the second embodiment of the present invention.

15 is a cross-sectional view taken along the line T-T of FIG. 14.

<Explanation of symbols for main parts of drawing>

10: container 12: container entrance

16: main body 18: sealing member removal unit

20: sealing member 40: pressing plate

42: cutter 44: engaging portion

46: connecting portion 50: support portion

52: first cutting portion 54: second cutting portion

56: support rod 58: jamming projection

60: punch part

The present invention relates to a container stopper for opening and closing the inlet of the container and to a manufacturing apparatus for manufacturing the container stopper, and more particularly, when the opening of the stopper to seal the sealing member sealed at the container inlet to be separated from the container with the stopper. A container stopper and its container stopper manufacturing method.

1 is a cross-sectional view of a container closure according to the prior art.

In general, in a drinking water container such as a lactic acid bacteria beverage is mounted at the container inlet 102 to prevent the contents stored in the container 104 from leaking to the outside, the container inlet 102 at the container 104, the contents stored in the container 104 A sealing member 114 for sealing the seal is attached, and a container stopper 100 for preventing the sealing member 114 from being damaged by an external impact or contact between objects is covered.

The container stopper 100 has a cylindrical shape in which the upper side is sealed, and the locking jaw 110 is formed on the inner circumferential surface of the container stopper 102 formed on the outer circumferential surface of the container inlet 102, and the container stopper 100 is closed. When detaching from the inlet 102, a handle 112 is formed that is pulled by hand.

The container stopper 100 is a handle 112 to remove the container stopper 100 from the container inlet 102 by pulling the handle 112 and then remove the sealing member 114 from the container inlet 102 and the contents contained in the container Discharge to the outside through the inlet 102.

However, the container stopper according to the prior art as described above should be removed by removing the container stopper from the container and tearing off the sealing member attached to the container opening by hand, or by using a separate mechanism such as a knife. Because of the inconvenience in use.

In particular, when the sealing member is removed by hand, the sealing member and the edge of the container inlet edge are strong, so that the sealing member is not separated from the edge smoothly, and thus, the sealing member has to be removed by hand. Contact may cause hygiene problems.

Therefore, the present invention was created in order to solve the above problems of the prior art, an object of the present invention is to form a sealing member removal unit integrally to the stopper to turn the stopper to open separately because the sealing member is automatically removed It is to provide a container closure which is convenient to use since there is no need to remove the member.

Another object of the present invention is to provide a container stopper which can prevent the environmental pollution caused by the separated sealing member is discarded to the outside because the sealing member removed from the container inlet by turning the stopper is stored inside.

Another object of the present invention is to provide a container stopper that can solve the hygiene problems caused by the hand contact with the container inlet when the sealing member is removed by hand because the sealing member is automatically removed by the sealing member removing unit. have.

Still another object of the present invention is to provide a container closure which can reduce the manufacturing cost by allowing the container closure to be manufactured by one injection mold.

The container closure according to the present invention for realizing the above object is a main body mounted on the container inlet in which the contents stored in the container is discharged to the outside, the pressing plate is arranged to be movable up and down in the interior of the main body, and the pressing plate At least one circumferential edge is formed at a lower edge thereof to press the pressing plate to penetrate the sealing member, and when the main body is rotated, the cutter cuts the sealing member, and the sealing member protrudes downward on the lower surface of the pressing plate and is cut by the cutter. A locking portion for accommodating the inside of the main body, and a connection part connected between an outer circumferential surface of the pressing plate and an inner circumferential surface of the main body so as to be elastically deformed so that the pressing plate can be moved up and down. Extends downward and presses the pressing plate to penetrate the sealing member Is characterized in that it is formed at least one on the outer peripheral surface of the support rod and the support rod is configured as an obstacle that the sealing member is formed to enable engagement with the elastic deformation can be bent in an upward direction.

The container closure manufacturing apparatus according to the present invention is a cavity for forming a container plug between the first core and the first core which is formed on the upper portion of the injection hole is formed and the plastic core is injected below the first core A stripper plate having a second core formed therebetween, a third core inserted into the center of the second core to form a locking protrusion of the container stopper, and a container stopper disposed between the first core and the second core to form the stopper. Characterized in that comprises a.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

2 is a perspective view of a container closure according to an embodiment of the present invention, Figure 3 is a bottom view of the container closure according to an embodiment of the present invention, Figure 4 is a container closure according to an embodiment of the present invention the container It is sectional drawing which shows the state attached to.

The container stopper 2 according to the embodiment of the present invention is mounted on the container inlet 12 through which the contents stored in the container 10 are discharged to the outside and has a space therein, and the main body 16. Is formed in the interior of the container stopper (2) is separated from the container inlet 12 to remove the sealing member 20 to be sealed at the container inlet 12 and remove the removed sealing member 20 in the stopper (2) inside It consists of a sealing member removal unit 18 for storage.

The container 10 seals the container inlet 12 to the container inlet 12 in which the contents of the liquid or solid state (including powder) are stored therein and the contents are discharged to the outside. The sealing member 20 is attached to protect the storage contained in. Here, the sealing member 20 is preferably formed of a material that is easy to remove by a knife or the like, such as a paper material or an aluminum sheet material.

Then, the container inlet 12 is formed with a locking projection 30 protruding in the circumferential direction so that the container cap is mounted.

The main body 16 has a cylindrical shape, and a plurality of uneven protrusions 28 are formed on the outer circumferential surface of the main body 16 to easily hold and turn the container stopper 2 by hand, and the lower part of the main body 16 has the container. A mounting portion 34 is formed that is detachably mounted to the inlet 12.

The mounting portion 34 is formed between two protrusions 34a and 34b protruding in a strip shape at regular intervals from the lower inner circumferential surface of the main body 16 and the two protrusions 34a and 34b to open the container. It is composed of a locking groove (34c) is caught by the locking projection 30 formed on the outer circumferential surface of the (12) to maintain the state in which the container stopper 2 is mounted on the container inlet (12).

In addition, a handle 36 is formed at the lower end of the main body 16 to hold and pull the main body 16 by hand when the main body 16 is separated from the container inlet 12.

In addition to the above-described structure, the mounting portion 34 may have a female screw portion formed on the inner circumferential surface of the main body 16 and a male screw portion formed at the container inlet 12 so that the female screw portion and the male screw portion are screwed together. That is, when the main body 16 is grasped and turned, the container plug is separated from the container inlet 12. The mounting portion 34 is applicable to any structure that can be detachably mounted to the container inlet in addition to the above described.

The sealing member removing unit 18 is disposed to be movable up and down inside the main body 16 so that the pressing plate 40 pressed by the user and the lower surface of the pressing plate 40 at equal intervals in the circumferential direction. When the pressing plate 40 is formed to penetrate the sealing member 20 and rotate the main body 16, the cutter 42 cutting the sealing member 20 and the lower surface of the pressing plate 40 downward. A catching portion 44 to which the sealing member is caught to protrude and seal the sealing member 20 cut by the cutter 42 into the main body 16, an outer circumferential surface of the pressing plate 40, and the main body 16. It is connected between the inner circumferential surface of the) is configured to guide the pressing plate 40 to move in the vertical direction and to support the moved position of the pressing plate 40 by its own elastic force.

The pressing plate 40 is preferably formed in the shape of a disc having a diameter smaller than the inner diameter of the main body 16, it is preferably disposed in a position lower than the height of the upper surface of the main body 16. In addition, a cover (not shown) may be mounted on an upper surface of the main body 16 to have a structure protected by the pressing plate.

As shown in FIGS. 5 and 6, the cutter 42 has a plurality of support parts 50 formed at equal intervals on the bottom edge of the pressing plate 40 and at the lower ends of the support parts 50. When the pressing plate 40 is formed, the first cutting part 52 penetrating the sealing member 20 while moving downward and formed on at least one side of both sides of the support part 50 is formed in the main body ( When the 16 is rotated, the second cutting part 54 cuts the sealing member 20 in a circular shape while being rotated in contact with the inner circumferential surface of the container inlet 12.

Here, the support portion 50 is formed in a trapezoidal cross section so that the portion protruding protruding to both sides forms a second cutting portion (54). The support 50 is formed to be inclined toward the inner side, that is, toward the center of the main body 16 toward the lower end side to prevent the cutter 42 from hitting the container inlet 12 when the pressing plate 40 is pressed downward.

In addition, the first cutting part 52 is formed to be inclined from the outer surface of the support 50 to the face to prevent the cutter 42 from being caught by the container inlet 12 when the cutter 42 is lowered.

The connecting portion 46 is formed of a thin film of a dome shape that connects between the inner circumferential surface of the main body 16 and the outer circumferential surface of the pressing plate 40, and the pressing plate 40 is elastically deformed while pressing the pressing plate 40 by a predetermined force or more. Guide 40 to move downward.

The connecting portion 46 elastically maintains the current position of the pressing plate 40. That is, when the pressing plate 40 is positioned to protrude upward, which is a position that is not pressed, the connection part 46 maintains the current position of the pressing plate 40 while maintaining the convex dome shape. In addition, pressing the pressing plate 40 by a predetermined force or more maintains the pressed position of the pressing plate 40 while elastically deforming into a concave shape.

As shown in FIG. 7, the locking portion 44 extends downward from the center of the lower surface of the pressing plate 40, and presses the pressing plate 40 to support and penetrate the sealing member 20. At least one end of the support rod 56 is formed on the outer circumferential surface of the locking projection 20 is caught so that the sealing member 20 is cut so that the sealing member 20 cut by the cutter 42 is stored in the main body 16 It consists of 58.

Here, the support rod 56 is formed in the shape of a circular rod that is formed to extend at a right angle in the lower direction from the center of the pressing plate 40, the end portion is formed so as to penetrate through the sealing member 20 Punch portion 60 is formed.

The locking projection 58 is formed in a form that is capable of elastic deformation that can be bent in an upward direction, while passing through the hole drilled by the punch portion 60 while being bent upwardly when penetrating the sealing member 20. After entering the inside of the sealing member 20 and entering the inside of the sealing member 20 is unfolded in the original state is caught on the inner surface of the sealing member 20.

The locking protrusion 58 is formed to extend in a direction perpendicular to the outer circumferential surface of the support rod 56 by a predetermined length, and is formed in at least one or more on the outer circumferential surface of the support rod 56. The locking protrusion 58 is preferably configured in pairs at intervals of 180 degrees on the outer circumferential surface of the support rod 56.

The following describes the operation of the container closure according to the invention constructed as described above.

8, 9 and 10 are operation state diagrams of the container closure according to the present invention.

In order to discharge the contents stored in the container 10 to the outside, first press the pressing plate 40 in the downward direction while the connecting portion 46 is elastically deformed while the pressing plate 40 is moved downward. Then, the first cutting portion 52 of the cutters 42 formed on the lower surface of the pressing plate 40 penetrates through the edge of the sealing member 20, and at the same time, the support rod 56 of the locking portion 44. Enters through the center of the sealing member (20).

At this time, the engaging projection 58 of the engaging portion 44 is bent upward when entering the sealing member 20 enters the hole punched by the punch portion 60 of the support rod 56. When the locking protrusion 58 enters the inside of the sealing member 20, the locking protrusion 58 is positioned on the inner surface of the sealing member 20 in a state in which it is elastically deformed and unfolded.

Then, when the main body 16 is held and turned, the cutter 42 is rotated while being in contact with the inner circumferential surface of the container inlet 12, and the second cutting part 54 formed on both sides of the support part 50 has the sealing member. Cut 20 into a circle.

Then, when holding the handle 36 formed on the main body 16 and pulled upwards, the locking step 30 formed on the upper surface of the container inlet 12 in the locking groove 32 formed on the inner circumferential surface of the main body 16 is The container stopper 2 is separated from the container inlet 12 while being separated.

At this time, since the sealing member 20 removed from the container inlet 12 is caught in the catching protrusion 58 of the catching part 44, the sealing member 20 is separated from the container inlet 12 like the main body 16 so that the main body ( 16) housed inside.

11 is a cross-sectional view of the container closure manufacturing apparatus according to an embodiment of the present invention, Figure 12 is an enlarged view of part D of FIG.

The container closure manufacturing apparatus according to an embodiment of the present invention is an injection molding apparatus for injection molding a container closure, the first core 72 is formed and positioned above the injection hole 70 is injected into the plastic melt, A second core 76 disposed below the one core and having a cavity 74 formed between the first core and a container stopper, and inserted into the center of the second core to A stripper plate 80 separating the third core 78 for forming the locking projections 58 and the container cap 2 formed between the first core 72 and the second core 74 for separation. It is composed of

A cavity 74 is formed between the first core 72 and the second core 76 in the container cap shape described above to inject the plastic melt.

In the center of the second core 76 is formed a support rod forming part 82 in which the support rod 56 of the container stopper 2 is formed, and at the upper end of the third core 78 the support rod ( A punch forming part in which a locking protrusion forming part 84 for forming a locking protrusion 58 extending in an outward direction of the 82 and a punching part 60 formed at an end of the support rod 56 are formed; 86) is formed.

Here, since the locking projection 58 is formed to extend in the lateral direction of the support rod 56, the locking projection 58 is caught when the container stopper 2 is formed and then removed from the core. In order to solve this problem, by forming the engaging protrusion forming part 84 in the third core 78 and separating the third core 78 from the second core 76, the lower portion of the formed engaging protrusion 58 is free. In this state, when it is pulled out instantaneously through the support rod forming portion 82, the locking protrusion 58 is bent downward and passes through the support rod forming portion 82, and the elastic restoration is restored to its original state. do.

The manufacturing process of the container closure manufacturing apparatus according to an embodiment of the present invention configured as described above will be described below.

The plastic melt is injected into the cavity 74 formed between the first core 72, the second core 76, and the third core 78 through the injection hole 70 formed in the first core 72.

Then, when molding of the container cap 2 is completed, first, the first core 72 is pulled out. In this state, when the third core 78 is separated from the second core 76 in the downward direction and the stripper plate 80 is moved upward, the container plug 2 is removed from the second core 76. Are separated.

At this time, when the third core 78 is separated, the lower portion of the locking protrusion 58 is free, and the locking protrusion is formed in an elastically deformable form, so that the support rod forming portion 82 of the second core 76 is formed. When exiting through the moment it is bent momentarily bent out and after exiting the support rod forming part 82 is returned to its original state while elastically deformed.

14 is a cross-sectional view of the container closure manufacturing apparatus according to a second embodiment of the present invention, Figure 15 is a cross-sectional view of the T-T line of FIG.

The container closure manufacturing apparatus according to the second embodiment of the present invention is formed with an injection hole 70 into which a plastic melt is injected, and is disposed on an upper side of the first core 87 and a lower side of the first core 87. A second core 88 having a container stopper 2 formed between the core 87 and a cavity 89 having a shape, and a second core 88 inserted into the second core 88 to form the locking protrusion 58; 3 core 90 and the container plug 2 disposed between the first core 87 and the second core 88 to be manufactured between the first core 87 and the second core 88 is separated. It consists of a stripper plate (91).

Here, the second core 88 is formed so that the insertion hole 96 into which the third core 90 is inserted is penetrated, and an inner surface of the through hole 96 of the second core 88 and the first Between the side surfaces of the three cores 90, a support rod forming portion 92 in which the support rod 56 of the container plug 2 is formed is formed, and the support rod forming portion 92 of the second core 88 is formed. Is formed to extend in the transverse direction is formed locking projection 94 is formed a locking projection (58).

Preferably, the third core 90 is formed in a circular shape, and a support rod forming part 92 for forming the support rod 56 is formed on an upper side thereof, and a locking protrusion forming part of the second core 88 is formed. The outer circumferential surface is disposed at 94 to form one side of the locking projection 58.

Here, since the one side surface is molded by the third core 90 formed in the circular shape, the locking projection 58 is formed in a curved state on the outer circumferential surface of the support rod 56.

The manufacturing process of the container closure manufacturing apparatus which concerns on 2nd Embodiment comprised in this way is demonstrated below.

The plastic melt is injected into the cavity 89 formed between the first core 87, the second core 88, and the third core 90 through the injection hole 70 formed in the first core 87.

Then, when the molding of the container cap 2 is completed, first, the first core 87 is pulled out. In this state, the third core 90 is separated from the second core 88.

Then, one side of the locking protrusion formed on the locking protrusion of the second core is in a free state. When the stripper plate 91 is moved upward in this state, the container plug ( 2) is separated.

At this time, since one side of the locking protrusion 58 is free, when the second core is separated from the second core, the side surface of the locking protrusion 58 is slightly inclined to the empty space from which the third core is pulled out of the locking protrusion forming portion of the second core. .

Therefore, the locking projection may be manufactured in a form extending in the direction perpendicular to the support rod.

The container stopper according to the present invention constructed and operated as described above is provided with a sealing member removing unit inside the stopper, and then pressing the pressing part of the sealing member removing unit and opening the stopper before opening the stopper to open the sealing member automatically at the container inlet. It is easy to use because it is removed.

In addition, since the sealing member removed from the container inlet by turning the cap is stored in the accommodating portion inside the cap, it is possible to prevent environmental pollution by the sealing member being discarded to the outside.

In addition, since the sealing member is automatically removed by the sealing member removing unit, when the sealing member is removed by hand, a hygienic problem due to hand contact with the container inlet can be solved.

Claims (14)

A main body mounted at a container entrance through which contents stored in the container are discharged to the outside; A pressing plate disposed inside the main body so as to be movable upward and downward; At least one cutter in a circumferential direction formed at an edge of a lower surface of the pressing plate and presses the pressing plate to penetrate the sealing member and to rotate the main body to cut the sealing member; A catching portion protruding downward from the lower surface of the pressing plate to accommodate the sealing member cut by the cutter inside the main body; Is connected between the outer circumferential surface of the pressing plate and the inner circumferential surface of the main body is composed of a connecting portion which is elastically deformed to move the pressing plate in the vertical direction, The locking portion extends downward from the lower surface of the pressing plate and presses the pressing plate to form a support rod penetrating the sealing member, and at least one formed on an outer circumferential surface of the supporting rod to lock the sealing member and bend upward. Container stopper, characterized in that consisting of the engaging projection is formed to be elastically deformable. The method of claim 1, The main body has a cylindrical shape, a plurality of uneven protrusions are formed on the outer peripheral surface of the main body so as to easily hold and turn the main body, and a lower part of the main body is provided with a mounting portion detachably mounted to the container inlet. Container stopper. The method of claim 1, The pressing plate is formed in a disc shape having a diameter smaller than the inner diameter of the main body, the container closure, characterized in that disposed in a position lower than the height of the upper surface of the main body. The method of claim 1, The cutter may include a plurality of support parts formed at equal intervals on the lower edge of the pressing plate; A first cutting part which is formed at the lower end of the support part and penetrates the sealing member when the pressing plate is pressed; Is formed on at least one side of both sides of the support portion container closure, characterized in that consisting of a second cutting portion for cutting the sealing member in a circular shape when rotating the main body. The method of claim 1, The support rod of the engaging portion is formed of a rod type is formed to extend at a right angle in the downward direction from the center of the pressing plate, the end of the container characterized in that the punch portion of the form is formed so as to penetrate the sealing member stopper. The method of claim 1, The locking projection is formed to extend in a direction perpendicular to the outer circumferential surface of the support rod by a predetermined length, when passing through the sealing member passes through the hole drilled by the support rod in a bent upward direction, and into the sealing member After entering, the container stopper, characterized in that it is caught on the inner surface of the sealing member while being expanded to its original state. The method of claim 6, The locking projection is a container cap, characterized in that consisting of a pair of intervals of 180 degrees on the outer peripheral surface of the support rod. The container closure according to claim 1, wherein the connection part is formed of a thin film of a dome shape connected between the inner circumferential surface of the main body and the outer circumferential surface of the pressing plate, and the pressing plate is elastically deformed when the pressing plate is pressed by a predetermined force or more. A first core in which an injection hole through which the plastic melt is injected is formed and positioned; A second core disposed below the first core and having a cavity for forming a container plug between the first core; A third core inserted into the center of the second core to form a locking protrusion of the container plug; Container cap manufacturing apparatus characterized in that it comprises a stripper plate disposed between the first core and the second core to separate the formed container cap. The method of claim 9, And a support rod forming part for forming the support rod of the container stopper at the center of the second core, and having an insertion groove into which the third core is inserted. The method of claim 10, The third core is formed in the shape of a circular rod inserted into the insertion groove of the second core, the upper end is formed with a protrusion forming projection for forming a locking projection formed in a direction perpendicular to the support rod, Container cap manufacturing apparatus, characterized in that the punch formed by forming a punch formed on the end of the support rod end. The method of claim 1, The second core is formed to penetrate the insertion hole into which the third core is inserted, and a support rod molding part in which a support rod of a container plug is formed between an inner surface of the through hole of the second core and a side surface of the third core. And, the support rod forming part of the second core container stopper manufacturing device, characterized in that the locking projection forming part is formed in the locking projection is formed. The method of claim 12, The third core is a container plug manufacturing apparatus, characterized in that formed in a circular rod type. The method of claim 12, The third core is a container, characterized in that the support rod forming portion for forming the support rod is formed on the upper side, the outer peripheral surface is in close contact with the locking projection forming portion of the second core to form one side of the locking projection Plug manufacturing equipment.

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