JPS62127016A - Synthetic resin hanger and its production - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION "Field of Industrial Application" The present invention mainly relates to a synthetic resin hanger for holding and hanging clothing such as skirts and pants, and a method for producing the synthetic resin hanger.

"Prior Art" First, this type of synthetic resin hanger has a hook part, left and right inclined shoulders formed to resemble the shoulders of the human body, and a horizontally suspended horizontal part below these left and right inclined shoulders. It consists of a hanger main body consisting of a horizontal bar made of a metal rod, and a plurality of movable or rotatable pinches suspended from the horizontal bar of the hanger main body, and the pinches are similar to ordinary clothespins. Similar to its shape, it was symmetrical and consisted of a pair of clamping pieces and a round or frame-shaped spring member that connected the clamping pieces in a closed state.

However, in the synthetic resin hanger having the above structure, horizontal bars of metal rods must be provided below the hanger main body in order to attach a plurality of pinches for gripping clothes such as skirts and pants. It has the disadvantage that it cannot be made into a simple form.

Next, in order to manufacture the conventional synthetic resin hanger, when injection molding the hanger main body, metal rod horizontal bars are fitted into the four parts of the mold corresponding to the horizontal bars of the hanger main body each time,
The main body of the hanger and the horizontal crosspiece are integrally molded, then the plurality of clamping pieces and the spring member are molded separately in separate processes, and then the plurality of pinches are formed horizontally while fitting the spring member into the pair of left and right clamping pieces. It was attached to the pier.

However, such a method is very time-consuming and, furthermore, the cost of the synthetic resin hanger is high, so it is not desirable.

``Object of the present invention'' In view of the above-mentioned drawbacks, the present invention does not use metal materials,
It is possible to obtain a simple synthetic resin hanger that can hold and hang clothing such as skirts and pants using only a synthetic resin material, and the synthetic resin hanger can be manufactured using a hour wheel method. Therefore, it is an object of the present invention to provide a method for manufacturing a synthetic resin hanger that can reduce costs.

[Means for achieving the object of the present invention] The first means of the present invention is a hanger main body, one side clamping piece integrally provided at both ends of the hanger main body, and this clamping piece and a flexible a clamping piece on the other side that is integrally connected in a normally open state at a connecting part, and an engaging groove that engages with a composite protrusion of the clamping piece, and an inner circumferential wall of the engaging groove and the engaging protrusion. and an operating piece that opens the clamping piece in a forced enclosing relationship.

"Embodiments of the present invention" The present invention will be described in detail below with reference to embodiments shown in the drawings.

FIG. 1 is a process diagram for producing the synthetic resin hanger X shown in FIG. 2. That is, A is a process of forming the hanger main body 1 by injection molding, and in this process A, one side clamping piece 4 and the clamping piece are connected to both ends of the support part 3 which curves toward the hook part 2 side. 4 and a clamping piece 6 on the other side which is connected to the hanger body 1 in a normally open state via a flexible connecting portion 5, is integrally formed by injection molding. Therefore, this step involves bending the support part 3 of the hanger main body 1 in a somewhat curved state toward the hook part as shown in the figure, and
．． 1 utilizes a mold 8 having a plurality of hanger main grooves 7 formed such that one hook part 2 is located between the opposing hook part 2 and the open-side clamping piece 6, which face each other in an upside-down manner. are doing. B has an engagement groove 10 that engages with a plurality of engagement protrusions 9 formed on the clamping piece 4.6, and the engagement groove 10
A plate-shaped operating piece 12 that closes the pair of clamping pieces 4.6 by a forced sliding relationship between the inner circumferential wall 11 and the engaging protrusion 9.
This is a step of forming a plurality of by injection molding separately from the step A. In C, the hanger main body 1 is formed in process A,
On the other hand, after the operation piece 12 is formed in step B, first, the engagement protrusion 9 of the clamping piece 6 on the other side of the hanger main body 1 is engaged with the engagement groove 10 of the operation piece 12, and then the engagement This is a step of forcibly engaging the groove with the engagement protrusion 9 of the clamping piece 4 on one side, thereby attaching the operating piece to the clamping piece 4.6 of the hanger main body 1.

The synthetic resin used for molding the main body of the hanger and the holding piece 4.6 of the present invention includes polyethylene, polypropylene, Duracon, polyvinyl chloride, polystyrene, mixtures thereof, copolymers, etc., which are commonly used in injection molding. Thermoplastic synthetic resins, phenolic resins, urea resins, melamine resins, mixtures thereof, copolymers, and thermosetting resins that can be used in injection molding are used as appropriate depending on the purpose.

Next, FIGS. 2 to 6 show an embodiment of the synthetic resin hanger X obtained by the method described above. Thus, the synthetic resin hanger X includes a hanger main body 1 having a hook portion 2 and a support portion 3 curved toward the hook portion, and one side clamping piece 4 integrally provided at both ends of the hanger main body 1. and this clamping piece 4 and flexible connection part 5
the gripping piece 6 on the other side which is always connected in an open state, and the engaging groove 1 that engages with the engaging protrusion 9 of both said gripping pieces, respectively.
0, and the clamping piece 4.6 can be closed by a forced sliding relationship between the inner circumferential wall 11 of the engagement groove 10 and the engagement protrusion? As shown in FIG. 4, the operating piece 6 has an engaging groove 10 that communicates with a cutout groove 10a into which the engaging protrusion 9 of the holding piece 4.6 can be introduced into both side walls. an operating end portion having a wide finger contact surface 14 integrally connected to the insertion end via a plate-shaped connecting portion 13 extending horizontally from the insertion end; and the connecting portion 13. When the operating piece 12 is rotated in one direction from the position shown in FIG. 5 to the position shown in FIG. and an engaging bulge 16 supported by a plurality of sliding contact parts 15 that are protruded inwardly from the flexible connecting part and facing each other. Reference numeral 17 denotes an insertion hole into which the insertion end of the operation piece 12 formed vertically from the center of the pair of clamping pieces 4.6 toward the sliding contact portion 15 can be inserted. The plurality of engaging protrusions 9 mentioned above are provided protrudingly facing each other, and the operating piece 1
A guide hole 18 for guiding the connecting portion 13 of the operating piece is communicated with the operating piece so that the operating piece 2 can rotate in one direction.

The synthetic resin hanger X has a pair of clamping pieces 4.
6 is always open in a mountain shape due to the elasticity or restoring force of the material, as shown in Figure 5, so when you want to hang clothing such as a skirt or pants (not shown) on the hanger into the gripping ends of the pair of clamping pieces 4.6, and then rotating the operating piece 12 in the direction of the arrow shown in FIG. 1
Due to the forced sliding relationship with the inner circumferential wall 11 on the second side, the pair of clamping pieces 4.6 clamp and close the edge of the garment. and,
The operating piece 12 rotates to the position shown in FIG. 6, and the clamping piece 4.
6, the engagement bulge 16 of the operation piece is supported by the plurality of sliding contact parts 15 of the clamping piece. Once the clothes have been clamped in this way, it is best to hang the hanger X on the appropriate hook.

Next, FIGS. 7 and 8 show different embodiments of the synthetic resin hanger Y obtained by the method of the present invention. In explaining this embodiment, parts that are the same or equivalent to those of the embodiment shown in FIG.

This embodiment is mainly different from the previous embodiment in that the support part 3 of the hanger main body A is linear, and the operating piece 12A that opens and closes the pair of gripping pieces 4A and 6A of the hanger main body A.
The structure is as follows.

That is, as shown in FIG. 9, the operation piece 12A has an insertion end 20 having an engagement groove 10A on both side walls that engages with the engagement protrusion 9A of the clamping pieces 4A, 6A, and is integrated with the insertion end 20. and a connecting portion 21 extending diagonally with respect to the longitudinal direction of the engaging groove 10, and the engaging groove 10A (7) integrated with this connecting portion 21! The operating end portion 22 has a disk-shaped finger contact surface 14A extending in the same direction as the opposite direction or in a slightly oblique direction.

With this configuration, as shown in FIGS. 10 and 11, the operation piece 12A can be rotated toward the outer surface of the clamping piece 12 to be laid down, and the pair of clamping pieces 4A and 6A can be opened. I can do it. In this case, the operating end 22 of the operating piece 12A is the 11th
As shown in the figure, it is close to the outer surface of the other side clamping piece 6A,
It is desirable that it be in a state substantially parallel to the outer surface.

In addition, in the opening/closing center of the clamping pieces 4A and 6A of this embodiment, that is, on the inside where the flexible connecting parts 5A and 5A are provided, there is a shaft part 24 having a shaft pin 23 at the base of one clamping piece 4A.
is provided protrudingly, and a first
As shown in FIG. 0, a shaft portion 26 having a shaft recess 25 that is forcibly engaged with the shaft pin 23 when the gripping piece 6△ is bent to face the gripping piece 4A on one side is provided protrudingly. However, these shaft portions 24 and 26 can be provided in the same manner as in the above embodiment.

In this way, the shaft portions 24 are attached to the pair of clamping pieces 4A and 6A, respectively.
．． 26, in the invention of the method shown in FIG. The clamping piece 4.4A and the shaft portion 24.26 are forcibly engaged so as to form a mountain shape, and then the operating piece 12 (12A
) should be attached to the clamping piece. By adding this step to the intermediate step, the operating piece 12 can be attached to the pair of clamping pieces easily and efficiently.

1. Effects of the Present Invention As is clear from the above description, the present invention has the following effects.

(1) With the invention of the method, a simple synthetic resin hanger capable of holding and hanging clothes such as pants and skirts can be produced at low cost. In particular, in the case of an embodiment in which the operating piece is easily attached to the holding piece by forcibly engaging in a chevron shape through a shaft provided at the opening/closing center of a pair of holding pieces, the work of assembling the hanger main body and the operating piece is difficult. Efficiency can be improved. In addition, a hanger is formed in which the support part of the hanger main body is curved toward the hook part side, and the plurality of hanger main bodies are formed upside down with respect to each other, with the other hook being located between the hook part and the holding piece on the open side. When using a mold having a plurality of main grooves, there is an advantage that the width of the mold can be made shorter.

(2) In the invention of the product, the clamping piece on one side is fixedly connected to the main body of the hanger, so when clamping clothes, put your finger on the operating part of the operating piece and rotate the operating piece. Just by doing this, you can close the pair of clamping pieces and easily clamp the clothes.

Therefore, the gripping piece can be opened and closed using only fingers, making it extremely convenient to use. Particularly in the case of an embodiment in which a wide finger contact surface is formed at the operating end of the operating piece, the operating piece can be rotated smoothly.

[Brief explanation of drawings]

FIG. 1 is an explanatory diagram showing an example of the steps of the method of the present invention,
2 to 6 are explanatory diagrams showing one embodiment of the synthetic resin hanger obtained by the method of the present invention shown in FIG. FIG. 3 is an explanatory diagram showing different examples of synthetic resin hangers obtained by the method. A... Step of forming the hanger main body, B... Step of forming the operating piece, C... Step of attaching the operating piece to the hanger main body, 1.1
A... Hanger main body, 3.3A... Support part, 4.4A16.6A... Clamping piece, 5.5A... Flexible connection part, 9.9A... Engaging protrusion, 10 , IOA...engaging groove, 11...inner peripheral wall, 12.
12A...Operation piece, 14.14A...Finger rest surface, 2
4.26...Shaft part.

Claims (1)

[Scope of Claims] 1) A hanger main body, one side clamping piece provided integrally at both ends of the hanger main body, and integrally connected to the clamping piece by a flexible connection part so as to be kept open at all times. an operating piece that has an engaging groove that engages with a holding piece on the other side and a protrusion of the holding piece, and closes the holding piece through a forced sliding relationship between an inner circumferential wall of the holding groove and the engaging protrusion; A synthetic resin hanger made of. 2) The operation piece is characterized by consisting of an insertion end portion having engagement grooves on both side walls, and an operation end portion having a wide finger contact surface that is integrally connected to the insertion end portion via a connecting portion. A synthetic resin hanger according to claim 1. 3) Integrate the hanger main body by injection molding, which has one side holding piece connected to both ends of the support part and the other side holding piece connected to this holding piece in a constantly open state via a flexible connection part. an operation piece that has an engaging groove that engages with an engaging protrusion of the clamping piece and closes the clamping piece by a forced sliding relationship between the inner circumferential wall of the engaging groove and the engaging protrusion; separately from the above step by injection molding, and then a step of attaching the operating piece to the clamping piece of the hanger main body by forcibly engaging the engagement protrusion of the clamping piece of the hanger main body with the engaging groove of the operating piece. A method for manufacturing a synthetic resin hanger comprising: 4) Before the process of attaching the operation piece to the gripping piece of the hanger main body, the pair of gripping pieces are forcibly engaged so that they form a mountain shape through the shaft protruding from the opening/closing center of the pair of gripping pieces. 4. The method for manufacturing a synthetic resin hanger according to claim 3, further comprising a mating step. 5) The step of forming the hanger main body involves bending the supporting part of the hanger main body into a somewhat curved state toward the hook part, and also forming a plurality of hanger main bodies upside down with each other between the hook part and the open-side clamping piece. 4. The method of manufacturing a synthetic resin hanger according to claim 3, wherein a plurality of hanger bodies are obtained by using a mold having a plurality of hanger body grooves formed so that the hook portions are located.