KR100545548B1 - Lod-shaped cosmetics supply case - Google Patents

Abstract

In a supply container of a rod-shaped cosmetic material containing cosmetic materials such as eyebrows, eyeliners, and lip liners formed in a rod shape, the bumps are raised in a point shape that is screwed to the male screw 29 on the outer circumferential surface of the screw rod 2. By providing a plurality of protrusions on the inner circumferential surface of the cylinder 3, the engagement force of the screw coupling can be sufficiently maintained, the mold structure is simplified, no molding or mold processing is required, and the molding efficiency and the durability of the mold are also improved. Provided is an inexpensive rod-shaped container for reducing manufacturing costs.

A front barrel (1) having a through-hole provided with a threaded rod (2) for supporting the rod-shaped cosmetic material (10) at its tip, and rotatably coupled to the rear axial direction of the front barrel (1); A cylindrical body 3 which is screwed with the male screw 29 on the outer circumferential surface of 2) is provided, and is formed in a rod shape supported by the screw rod 2 by the relative rotation between the cylindrical body 3 and the front cylinder 1. In the supply container of the rod-shaped cosmetic material in which the cosmetic material 10 emerges from the front end of the front barrel 1, the projection 35 which is raised in a point shape screwed to the male screw 29 of the outer circumferential surface of the screw rod 2 is provided. , 36) is provided with the cylinder 3 provided in plural on the circumference.

Description

Loose-shaped cosmetics supply case

1 is a cross-sectional view showing the storage time of the supply-type container of the rod-shaped cosmetic material of the present invention,

Figure 2 is a cross-sectional view showing the maximum supply time of the supply-type container of the rod-shaped cosmetic material of the present invention,

FIG. 3 is a diagram in which the male screw in the middle of the screw rod used in the feeding container of the rod-shaped cosmetic material of the present invention is omitted.

Fig. 4 is a view of the screw rod used in the feeding container of the rod-shaped cosmetic material of the present invention as seen from the distal direction;

5 is a cross-sectional view taken along line A-A in FIG. 4,

Fig. 6 is a sectional view of a cylinder to be used for the supply-type container of the rod-shaped cosmetic material of the present invention.

7 is a partial cross-sectional view taken along line B-B in FIG. 6,

8 is a view seen from the front (left) direction of FIG.

9 is a cross-sectional view of a conventional threaded grooved female screw member disclosed in Japanese Patent Publication No. 2905825,

10 is a view of the top of the conventional spiral-shaped engaging projection disclosed in Japanese Patent Publication No. 2905825,

11 is a cross-sectional view taken along the line D-D in FIG. 10,

It is a perspective view which shows the registration part of the core pin of the metal mold | die of the cylinder used for the supply type container of the rod-shaped cosmetic material of this invention.

<Description of the code>

1 ... front tube 10 ... rod shaped makeup material

11 ... protrusion 12 ... tip diameter

13.Inner diameter 14 ... Vertical groove

15 ... inner protrusion 2 ... screw

21 ... tip 22 ... rib

24 holes 25 vertical ribs

26 Screw thread 27 Screw thread groove

29.Thread 3.Thread

31.Inner protrusions 32 ... Wonju home

33.vertical rib 35.projection (first projection)

36.Projection (second projection) 5 ... Body

51 vertical ribs 52 circumferential protrusions

6.O-ring 7 ... Front fitting

81 ... Spiral groove of female thread member 82 ... Spiral projection of female thread member

The present invention relates to a supply-type container of a rod-shaped cosmetic material containing a cosmetic material such as an eyebrow, eyeliner, lip liner and the like formed in a rod shape.

Background Art Conventionally, it has been proposed to provide a supply mechanism by means of relative rotation by screwing a screw rod to a female screw member with respect to a cosmetic material or a writing implement.

9 to 11 show the structure of the female screw member of the supplied cosmetic container described in Japanese Patent Publication No. 2905825. The container is provided with a female screw member having an inner circumferential surface with a helical groove cut in one of the two axially connected and relatively rotatable cylinders, and supports the cosmetic material and is received so as to be axially retracted on the inner circumferential surface of the cylinder. The projection on the outer circumferential surface of the screw rod is screwed to provide a supply mechanism.

The conventional container is provided with a screw engaging portion on a rear outer peripheral surface such as a screw rod accommodated in the axial direction, and screwed into a cylinder whose spiral groove is cut by the stroke length, or as long as the stroke length of the outer peripheral surface of the screw rod. A male screw and a group of protrusions are formed and screwed with a female screw of a part of the cylinder.

Therefore, it was necessary to form a spiral groove or a spiral protrusion in order to provide a female screw on the inner peripheral surface of the cylinder. To this end, in the case of embedding spiral metal parts, or forming spiral grooves or spiral protrusions made of resin by injection molding, the mold or the product is rotated at the time of release, or the core pin of the screw portion of the mold has a complicated shape. It is necessary to form a female thread in combination, which causes product cost in molding and mold processing, causing a cost increase.

As mentioned above, this invention was made in view of the said subject, In the supply type container of rod-shaped cosmetic material, On the inner peripheral surface of the cylinder which screw-fits with the external thread formed in the outer peripheral surface of the screw rod which supports the rod-shaped cosmetic material at the front end, It is a technical subject to provide the supply container of the rod-shaped cosmetic material which can form the screw connection part of a cylindrical body easily, and does not need to also complicate a metal mold | die by forming the protrusion of a simple shape raised to point shape.

MEANS TO SOLVE THE PROBLEM In order to solve the said subject, the supply type container of the rod-shaped cosmetic material of this invention employ | adopted the following means.

That is, the supply-type container of the rod-shaped cosmetic material of the present invention is coupled to the front barrel provided with a through-hole provided with a screw rod for supporting the rod-shaped cosmetic material at the front end thereof, and rotatably coupled to the rear axial direction of the front cylinder. A cylindrical container for screwing with a male screw on an outer circumferential surface of a screw rod, and a rod-shaped cosmetic material supplying container in which a rod-shaped cosmetic material supported on the screw rod emerges from the front barrel tip by a relative rotation between the cylinder and the front barrel. In the case of the inner periphery of the projections raised in a point shape to be screwed to the male screw of the outer circumferential surface of the screw rod, characterized in that it has a plurality of cylinders provided on the circumference.

By employing the above-described configuration, the coil parts are formed to form spiral grooves by forming female screw members that are screwed to the threaded rods 2, i.e., simple shaped projections 35 and 36, which are raised in a point shape in a cylindrical shape. There is no need to rotate the product or the core pin to take out the product from the mold after internal molding or injection molding, and there is no need to manufacture a mold having a complicated shape (fitting portion of the core pin) to form a spiral protrusion.

The pair of first projections 35 facing each other on the inner circumferential surface of the cylinder 3 and the first projections 35 and the axis in the position at which a constant distance is moved are further centered. By providing a pair of second projections 36 facing each other at a position rotated by 90 degrees, the screwing of the inner circumferential surface of the cylinder 3 is performed even if a plurality of projections are formed so as to sufficiently maintain the engagement force of the screw coupling. The part can be made into a simple mold structure, and since no molding or mold processing takes place, the molding efficiency is increased and the durability of the mold is also improved. And manufacturing cost can be reduced and a cheap container type supplying cosmetic material can be provided.

Hereinafter, the embodiment of the supply-type container of the rod-shaped cosmetic material of the present invention will be described with reference to the drawings. 1 is a cross-sectional view of the rod-shaped cosmetic material storage of the present invention, Figure 2 is a cross-sectional view of the maximum supply.

[Front tube (1)]

The front cylinder 1 is cylindrical in shape, and the front half of the outline is tapered so as to have a smaller diameter toward the tip. The rear half portion is thinner than the maximum outer diameter of the center portion, and three projection portions 11 for engaging with the main body 5 are provided on the outer circumferential circle. The maximum outer diameter of the center is the same as the outer diameter of the main body.

The inner diameter side has a shape similar to each other that the tip inner diameter 12 is slightly larger than the cross section of the rod-shaped cosmetic material. In addition, the inner diameter 13 is a shape similar to each other that is slightly larger than the cross-sectional outer diameter of the rod-shaped cosmetic material support 21 of the screw rod, and the screw rod 2 is axially slidable. In the inner diameter 13, two longitudinal grooves 14, to which the ribs 22 of the screw rods engage, are formed at a circumferential diagonal, so that the screw rods 2 cannot rotate. And the inner half of the inner diameter of the front cylinder 1 is provided inside so that the cylinder 3 can rotate, and is couple | bonded with the circumferential protrusion part 31 of the cylinder 3 by the circumferential protrusion part 15. As shown in FIG. The material of the front cylinder 1 is resin, and ABS, AS, PS, POM, etc. are suitable.

[Screw bar (2)]

The screw rod 2 is rod-shaped as shown in FIGS. The tip portion 21 has a hole 24 for supporting the rod-shaped cosmetic material 10 and a rib 22 which is not rotatable with the longitudinal grooves 14 of the front barrel 1 and slidably moves in the axial direction. It is installed. In the hole 24, four longitudinal ribs 25 are formed in the circumferential direction of the inner circumference to insert the rod-shaped cosmetic material 10 into contact with each other. The cross-sectional shape in the circumferential direction of the rod-shaped cosmetic material 10 is an elliptical shape, and can be arbitrarily selected such as a circle and a polygon.

The male screw 29 is constituted by the screw thread 26 and the screw groove 27 whose cross section in the axial direction is hemispherical at the rear of the screw rod 2. In addition to the hemispherical shape, the thread and the thread groove cross-sectional shape can be selected from a trapezoid, a triangle, a R-shaped complex, and the like. The embodiment is two sets of screws, and one set, four sets, etc. can be freely set. The material of the screw rod 2 is resin, and POM, PP, ABS, etc. are suitable.

[3]

The cylinder 3 has comprised the cylinder shape as shown to FIGS. 6-7. The outer circumference has a circumferential protrusion 31 that engages with the circumferential protrusion 15 of the front cylinder 1, and is rotatably coupled to the front cylinder. A rubber O ring 6 is attached to the circumferential groove 22 at the rear thereof to provide rotational resistance between the cylinder 3 and the front barrel 6, and to provide a comfortable feeling of resistance when the rod-shaped cosmetic material is supplied and used. It is possible to prevent the rod-shaped cosmetic material from being broken by being easily drawn out by the vibration in the handbag.

In the rear of the outer peripheral surface of the cylinder 3, eight longitudinal ribs 33 are provided on the circumference in order to rotate integrally with the main body 5 when the main body 5 is engaged.

On the inner circumferential surface of the cylinder body 3 in the tip direction, there are two projections (first projections) 35 which are raised in a point shape having a hemispherical cross section on the surface facing each other, and from the projections 35, Projections protruding in a hemispherical point shape at a position away from the distance C of a quarter of a thread lead (two screws) and a 90 ° rotation about an axis. (2nd protrusion) 36 is provided in two places (total four places) in the surface facing each other. Even if a plurality of protrusions are formed to maintain the engagement force of the screw coupling, the mold can be molded into a simple mold structure so as to show a tailored image of the core pin of the mold for forming the protrusions 35 and 36 in FIG. 12. In addition to the hemispherical shape, the cross-sectional shape of the projections 35 and 36 can be selected from a trapezoid, a quadrangle, a triangle, a complex shape of R, and the like. The material of the cylinder 3 is resin, and ABS, AS, PS, POM, etc. are suitable.

[Body (5)]

The outer diameter of the main body 5 is the same as the maximum outer diameter of the front cylinder 1, and forms the cylinder shape with the back blocked. Inside, there is a circumferential protrusion 52 coupled with three protrusions 11 on the outer circumference of the front barrel 1, and vertical ribs 51 for stopping the cylinder 3 from rotating so as to have the same interval in the circumference. Four places are installed. The material is made of resin, and ABS, AS, PS, POM and the like are suitable.

By constituting the above components, when the front cylinder 1 is supported and the main body 5 is rotated, rotation is transmitted to the cylinder 3 via the vertical ribs 51 and 33, and the longitudinal grooves 14 of the front cylinder 1 are formed. ) And the rod (2) and the cylinder (3) are rotated relative to each other through the longitudinal rib 22 of the screw rod (2), and the projections (35, 36) of the threaded cylinder (3) are screw rod (2) The rod-shaped cosmetic material supported at the end of the screw rod is supplied along the screw groove 27 of the rod, and is sunk from the front barrel tip.

By attaching the front cylinder 1 and the main body 5 to be detachable, the front cylinder attachment article 7 in which the front cylinder 1, the screw rod 2, the rod-shaped cosmetic material 10, and the cylinder 3 were incorporated. Can be replaced freely by refilling. In addition, it is possible to replace the rod-like cosmetic material having a different kind or to distinguish the rod-shaped cosmetic material having a different outer diameter or shape. In addition, the main body with both ends is opened so that the front cylinder attachment product 7 is built in the front end direction and the rear end direction, and two kinds of rod-shaped cosmetic materials are distinguished for use at both ends, or a sponge made of NBR for eyeliner at the rear end. Applicators such as spiral brushes wound with wire wrapped with nylon fibers for eyebrows can be incorporated.

By employing the above-described configuration, the coil parts are formed to form spiral grooves by forming female screw members that are screwed to the threaded rods 2, i.e., simple shaped projections 35 and 36, which are raised in a point shape in a cylindrical shape. There is no need to rotate the product or the core pin to take out the product from the mold after being embedded or injection molding, and there is no need to manufacture a mold having a complicated shape (fitting portion of the core pin) to form a spiral protrusion.

Then, on the inner circumferential surface of the cylindrical body 3 screwed to the male screw 29 on the outer circumferential surface of the screw rod 2, the projections raised in a point shape are moved with a pair of projection portions 35 facing each other. In the position, and by providing a pair of second projections 36 facing each other at a position rotated 90 degrees about the axis with the first projection 35, a plurality of projections to sufficiently maintain the engagement force of the screw coupling Even if the die is formed, the screw fitting portion of the inner circumferential surface of the cylinder 3 can have a simple mold structure, and since no molding or mold processing is required, the molding efficiency is increased and the durability of the mold is also improved. And manufacturing cost can be reduced and a cheap container type supplying cosmetic material can be provided.

Claims (3)

A front cylinder provided with a through-hole provided with a threaded rod for supporting a rod-shaped cosmetic material at the front end thereof, and coupled to be rotatable in the rear axial direction of the front cylinder, and having a tubular body engaged with a male screw on the outer circumferential surface of the screw rod. In the supply-type container of the rod-shaped cosmetic material in which the rod-shaped cosmetic material supported on the screw rod emerges from the front tube tip by the relative rotation of the front rod and the front passage, A supply container for a rod-shaped cosmetic material, characterized in that it has a plurality of cylinders provided on a circumference when an inner projection is raised in a point shape for screwing into a male screw on an outer circumferential surface of the screw rod. The method of claim 1, A supply container for a rod-shaped cosmetic material, characterized in that it has a cylinder provided in four circumferential inner circumferential surfaces of a position in which a raised protrusion in a point shape engaging a male screw of an outer circumferential surface of a screw rod is rotated by 90 degrees about an axis. The method of claim 1, A pair of first protrusions facing each other with a point-shaped protrusion projecting to the male screw of the outer circumferential surface of the screw rod and a position rotated by a certain distance from each other, and rotated 90 degrees about the axis with the first protrusion. A supply container of rod-shaped cosmetic material, characterized in that it has a cylinder provided with a pair of opposed second projections.

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