JPH053762Y2 - - Google Patents

Description

【考案の詳細な説明】 〔考案の目的〕 （産業上の利用分野） 本考案は、スクリユウねじによつて被取付体を
樹脂製部材に取付けるものにおいて、特に、樹脂
製部材のスクリユウねじ用下穴構造の改良に関す
る。[Detailed description of the invention] [Purpose of the invention] (Field of industrial application) The present invention is for attaching an object to a resin member using a screw screw, and is particularly applicable to the lower part of the screw screw of the resin member. Regarding improvement of hole structure.

（従来の技術） 樹脂製部材に被取付体を取付固定するには、ス
クリユウねじを用いることが多い。上記スクリユ
ウねじは、被取付体に穿設される透孔に挿入さ
れ、かつ樹脂製部材に穿設される下穴に螺挿して
締付固定をなす。(Prior Art) Screws are often used to attach and fix an object to a resin member. The screw is inserted into a through hole drilled in the object to be attached, and screwed into a pilot hole drilled in the resin member to be tightened and fixed.

ところで従来は、第５図ないし第９図に示すよ
うにして、上記下穴を構成する。すなわち第５図
および第６図に示すように、樹脂製部材本体ａの
側面一部に突部ｂが一体に設けられ、これらの軸
方向に沿つて下穴ｃが貫通する。ｄは被取付体で
あり、ここに設けられる透孔にスクリユウねじｅ
が挿通するとともに上記下穴ｃに螺挿して、被取
付体ｄを樹脂製部材本体ａに取付固定することに
なる。 Conventionally, the pilot hole is configured as shown in FIGS. 5 to 9. That is, as shown in FIGS. 5 and 6, a protrusion b is integrally provided on a part of the side surface of the resin member main body a, and a prepared hole c passes through the protrusion b along the axial direction of the protrusion b. d is the object to be attached, and a screw e is inserted into the through hole provided here.
is inserted and screwed into the prepared hole c to attach and fix the attached body d to the resin member main body a.

このように、充分な長さの下穴ｃを得るために
は上記突部ｂが必要となり、かつこれを成形する
ためにはスライド型が必要であり、成形型が複雑
でコストに悪影響を与えていた。 In this way, in order to obtain the prepared hole c of sufficient length, the protrusion b is required, and in order to mold it, a slide mold is required, which makes the mold complicated and has a negative impact on the cost. was.

また第７図および第８図に示す構造のものは、
樹脂製部材本体ａの端縁から切欠長孔ｆが設けら
れ、ここを覆うようにしてバネクリツプｇが挟持
する。そして、バネクリツプｇの一側面には被取
付体ｄが、かつ他側面には樹脂製ナツトｈがそれ
ぞれ当接するとともにスクリユウねじｅにより螺
着される。上記樹脂製ナツトｈは必ずしも必要な
ものではなく、バネクリツプｇにねじ孔を設けて
もよい。この場合には、樹脂製部材本体ａを製作
するのに、突出物がないから通常のキヤビテイお
よびコアのみで可能である。 In addition, the structure shown in FIGS. 7 and 8 is
A long notched hole f is provided from the edge of the resin member main body a, and a spring clip g is held so as to cover this hole. An attached body d is in contact with one side of the spring clip g, and a resin nut h is in contact with the other side of the spring clip g, and they are screwed together by a screw e. The resin nut h is not necessarily required, and a screw hole may be provided in the spring clip g. In this case, since there are no protrusions, the resin member main body a can be manufactured using only a normal cavity and core.

しかしながら、上記構造では少なくともバネク
リツプｇのごとき別部品が必要であり、在庫管理
が面倒であるとともにスクリユウねじｅが切欠長
孔ｆ方向に抜け易く、信頼性が低いという欠点が
ある。 However, the above structure requires separate parts such as at least the spring clip g, which makes inventory management troublesome and has the disadvantage that the screw e is easily pulled out in the direction of the notched elongated hole f, resulting in low reliability.

（考案が解決しようとする問題点） 本考案は上述したような、樹脂製部材の成形型
の複雑化による製作手間の繁雑さを避けるととも
に別部品など不要とした樹脂製部材のスクリユウ
ねじ用下穴構造を提供することを目的とする。(Problems to be solved by the invention) The present invention avoids the complexity of production due to the complexity of molds for resin parts, as described above, and eliminates the need for separate parts. The purpose is to provide a hole structure.

〔考案の構成〕[Structure of the idea]

（問題点を解決するための手段） すなわち本考案は、樹脂製部材本体の端縁から
所定長さだけ第１の切欠長孔を設け、この第１の
切欠長孔が設けられる樹脂製部材本体の側面部位
に一体に突面部を設け、この突面部の端縁から所
定長さの第２の切欠長孔を設けて、その端部のみ
を上記第１の長孔の端部と連通して下穴用孔とな
すことを特徴とする樹脂製部材のスクリユウねじ
用下穴構造である。 (Means for Solving the Problems) That is, the present invention provides a first notched elongated hole for a predetermined length from the edge of the resin member main body, and a resin member main body in which the first notched elongated hole is provided. A projecting surface part is integrally provided on the side surface of the projecting surface part, a second notched elongated hole having a predetermined length is provided from the edge of the projecting surface part, and only the end thereof is communicated with the end of the first elongated hole. This is a pilot hole structure for a screw of a resin member, characterized in that the hole is a pilot hole.

（作用） このような構成によれば、樹脂製部材を製作す
るにあたつて、通常の状態、すなわちキヤビテイ
とコアのみで可能であるとともに別部品は不要
で、かつスクリユウねじによる被取付体の確実な
取付が可能となる。(Function) According to such a configuration, when manufacturing a resin member, it is possible to manufacture the resin member in the normal state, that is, with only the cavity and the core, and no separate parts are required, and it is possible to manufacture the object to be attached using the screw. Enables reliable installation.

（実施例） 以下、本考案の一実施例を第１図ないし第４図
にもとづいて説明する。図中１はたとえば自動車
の空調装置を構成するケースであるところの樹脂
製部材本体の端部である。この樹脂製部材本体１
の一側面には突面部２が一体に設けられる。突面
部２は、樹脂製部材本体１の板厚と略同一の肉厚
であるとともに矩形面状をなす。そして、突面部
２が設けられる部位に対向する樹脂製部材本体１
には、図において下端縁から突面部２の略中央部
にかけて第１の切欠長孔３が設けられる。この第
１の切欠長孔３は後述するように、上端部を除い
て上記突面部２により閉塞されることになる。一
方、突面部２には第２の切欠長孔４が設けられ
る。この第２の切欠長孔４は、図において突面部
３の上端部から略中央にかけて設けられていて、
その下端部のみ上記第１の切欠長孔３の端部に連
通し、他の部分は樹脂製部材本体１により閉塞さ
れる。それぞれの切欠長孔３，４の端部は半円形
に形成され、かつ互いに連通するところから、第
３図および第４図に示すように表面側もしくは裏
面側から見て連通部分は完全な円形の透孔にな
る。すなわち、これが下穴用孔５である。(Example) Hereinafter, an example of the present invention will be described based on FIGS. 1 to 4. In the figure, reference numeral 1 denotes an end portion of a main body of a resin member, which is a case constituting, for example, an air conditioner for an automobile. This resin member body 1
A protruding surface portion 2 is integrally provided on one side surface. The protruding surface portion 2 has substantially the same thickness as the resin member body 1 and has a rectangular surface shape. Then, a resin member main body 1 facing the portion where the protruding surface portion 2 is provided.
In the figure, a first notched elongated hole 3 is provided from the lower edge to approximately the center of the protruding surface portion 2 . As will be described later, this first notched elongated hole 3 is closed by the protruding surface portion 2 except for its upper end. On the other hand, a second notched elongated hole 4 is provided in the protruding surface portion 2 . This second notched elongated hole 4 is provided from the upper end of the protruding surface portion 3 to approximately the center in the figure,
Only the lower end thereof communicates with the end of the first notched elongated hole 3, and the other portion is closed by the resin member main body 1. The ends of each of the long notched holes 3 and 4 are semicircular, and since they communicate with each other, the communicating portions are completely circular when viewed from the front side or the back side, as shown in FIGS. 3 and 4. It becomes a through hole. That is, this is the hole 5 for the pilot hole.

しかして、このようにして構成される樹脂製部
材を製作する場合には、成形型は通常のキヤビテ
イおよびコアのみでよく、型抜きが容易である。 Therefore, when manufacturing a resin member constructed in this manner, the molding die only needs to be an ordinary cavity and core, and the molding can be easily performed.

第２図に示すように、被取付体６を取付ける場
合には、これを樹脂製部材本体１のたとえば裏面
側に当接するとともに、端部に設けられる取付用
孔７を上記下穴用孔５に連通する。そして、スク
リユウねじ８を取付用孔７を介して下穴用孔５に
螺挿して締付ける。スクリユウねじ８は第１の切
欠長孔３の端部周面と、第２の切欠長孔４の端部
周面とにそれぞれかかり、被取付体６を樹脂製部
材本体１に取付固定することとなる。 As shown in FIG. 2, when mounting the object 6, it is brought into contact with, for example, the back side of the resin member main body 1, and the mounting hole 7 provided at the end is inserted into the pilot hole 5. communicate with. Then, screw the screw 8 through the mounting hole 7 into the pilot hole 5 and tighten. The screws 8 are engaged with the circumferential surfaces of the ends of the first elongated notched hole 3 and the circumferential surfaces of the second elongated notched hole 4, respectively, to attach and fix the object to be attached 6 to the resin member body 1. becomes.

なお上記実施例においては、樹脂製部材を自動
車に搭載される空調装置のケースに適用して説明
したが、これに限定されるものではなく、樹脂製
である他の構成部品に適用できること勿論であ
る。 In the above embodiment, the resin member was applied to the case of an air conditioner installed in an automobile, but the present invention is not limited to this, and of course can be applied to other resin components. be.

〔考案の効果〕[Effect of idea]

以上説明したように本考案によれば、成形型の
構造が簡単化するとともに他の追加部品が不要と
なつてコストの低減を得られるという効果を奏す
る。 As explained above, according to the present invention, the structure of the mold is simplified and other additional parts are not required, resulting in cost reduction.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ないし第４図は本考案の一実施例を示
し、第１図は樹脂製部材の一部縦断面図、第２図
は樹脂製部材に被取付体を取付けた状態の一部縦
断面図、第３図および第４図はそれぞれ異なる方
向から見た樹脂製部材本体の一部斜視図、第５図
は本考案の従来例を示す樹脂製部材に被取付体を
取付けた状態の一部縦断面図、第６図はその樹脂
製部材本体の側面図、第７図はさらに異なる本考
案の従来例を示す樹脂製部材に被取付体を取付け
た状態の一部縦断面図、第８図はその樹脂製部材
本体の側面図である。 １……樹脂製部材本体、３……第１の切欠長
孔、２……突面部、５……下穴用孔、４……第２
の切欠長孔。 Figures 1 to 4 show an embodiment of the present invention, in which Figure 1 is a partial longitudinal cross-sectional view of a resin member, and Figure 2 is a partial longitudinal cross-sectional view of a resin member with an attached object attached. The top view, FIGS. 3 and 4 are partial perspective views of the main body of the resin member as seen from different directions, and FIG. 6 is a side view of the main body of the resin member, and FIG. 7 is a partial longitudinal sectional view of a resin member with an attached object attached, showing a further different conventional example of the present invention, FIG. 8 is a side view of the main body of the resin member. DESCRIPTION OF SYMBOLS 1... Resin member main body, 3... First notched elongated hole, 2... Protruding surface portion, 5... Hole for prepared hole, 4... Second
Notched long hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 樹脂製部材本体と、この樹脂製部材本体の端縁
から所定長さ設けられる第１の切欠長孔と、この
第１の切欠長孔が設けられる樹脂製部材本体の側
面部位に一体に設けられる突面部と、この突面部
の端縁から所定長さ設けられその端部のみが上記
第１の長孔の端部と連通し下穴用孔となす第２の
切欠長孔とを具備したことを特徴とする樹脂製部
材のスクリユウねじ用下穴構造。 A resin member main body, a first notched elongated hole provided a predetermined length from an edge of the resin member main body, and an integrated part provided on a side surface of the resin member main body where the first notched elongated hole is provided. A second notched elongated hole provided a predetermined length from the edge of the protruding surface portion and whose only end communicates with the end of the first elongated hole to form a hole for the pilot hole. A pilot hole structure for screws in resin members characterized by: