JPH0884628A - Rolling roller unit for drawer and the like - Google Patents
Rolling roller unit for drawer and the likeInfo
- Publication number
- JPH0884628A JPH0884628A JP6259880A JP25988094A JPH0884628A JP H0884628 A JPH0884628 A JP H0884628A JP 6259880 A JP6259880 A JP 6259880A JP 25988094 A JP25988094 A JP 25988094A JP H0884628 A JPH0884628 A JP H0884628A
- Authority
- JP
- Japan
- Prior art keywords
- rolling roller
- support shaft
- diameter
- mounting
- rolling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Drawers Of Furniture (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は主としてスチール机や
スチールキャビネットなど事務用具の引出しに用いるの
に好適な転動ころユニットに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rolling roller unit suitable for drawing out office equipment such as a steel desk or a steel cabinet.
【０００２】[0002]
【従来の技術】一般に、その種の用途に用いる転動ころ
ユニットＡは、図６で示すように、硬質の合成樹脂によ
って成形された転動ころＢを用い、その中心孔にボルト
状の取付ねじ部材Ｂを嵌め、ワッシャＷとサークリップ
Ｃとによって抜け止めしてあり、前記ねじ部材Ｂに形成
した雄ねじＤを箱体その他に設けた雌ねじに嵌合して取
り付けるようになっている。2. Description of the Related Art Generally, as shown in FIG. 6, a rolling roller unit A used for such an application uses a rolling roller B molded from a hard synthetic resin and has a bolt-shaped mounting in its center hole. The screw member B is fitted and prevented from coming off by the washer W and the circlip C, and the male screw D formed on the screw member B is fitted and attached to the female screw provided on the box body or the like.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、転動こ
ろユニットをこのように構成すると、支軸にサークリッ
プ溝の加工を行わねばならず、部品点数が増し、さらに
は、予組立ての工数が増して、その製造単価を高騰させ
る不具合があった。However, if the rolling roller unit is constructed in this way, the circlip groove must be machined on the support shaft, which increases the number of parts and the number of pre-assembly steps. Then, there was a problem that the unit price of production increased.
【０００４】[0004]
【課題を解決するための手段】この発明は上記の課題を
解消するためなされたもので、支軸部を有する取付ねじ
部材の一端にフランジを設け、これに転動ころとその位
置決め用の取付座部材とを順次に嵌合させ、それらを前
記取付ねじ部材の他端に形成した雄ねじによって抜け止
めしてある。また、そこには前記雄ねじは支軸の一端を
転造加工して形成される。また、前記取付座部材に形成
された軸孔の径は支軸の径より大径で、かつ、その一端
に形成された雄ねじの山径より小径に設定される。更
に、前記転動ころの軸孔は両端に大径部が形成されてお
り、一側の大径部には取付ねじ部材のフランジ部が、他
側には取付座部材の一端がそれぞれ遊嵌したものなどが
選択的に付加される。SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and a flange is provided at one end of a mounting screw member having a support shaft portion, on which a rolling roller and a mounting member for positioning thereof are mounted. The seat member is fitted in order, and they are prevented from coming off by a male screw formed on the other end of the mounting screw member. The male screw is formed by rolling one end of the support shaft. Further, the diameter of the shaft hole formed in the mounting seat member is set to be larger than the diameter of the support shaft and smaller than the mountain diameter of the male screw formed at one end thereof. Further, a large diameter portion is formed at both ends of the shaft hole of the rolling roller, a flange portion of a mounting screw member is loosely fitted to the large diameter portion on one side, and one end of a mounting seat member is loosely fitted to the other side. The selected items are selectively added.
【０００５】[0005]
【作用】取付ねじ部材に嵌められた転動ころと取付座部
材とは、取付ねじ部材をなす支軸部の軸端を転造加工す
ることによって、その外径の一部が押されて小径になり
ねじの谷部が形成される一方、その際に余剰となった材
料が盛り上がって山部をなし、その結果、雄ねじが形成
される。その山部の外径は、前記支軸部より大径となる
ので、そこに嵌合されていた転動ころと取付座部材は、
それによって抜脱を阻止される。With the rolling roller and the mounting seat member fitted in the mounting screw member, a part of the outer diameter is pressed by rolling the shaft end of the supporting shaft portion forming the mounting screw member, and the small diameter is achieved. While the roots of the threads are formed, the excess material rises at that time to form peaks, and as a result, external threads are formed. Since the outer diameter of the mountain portion is larger than that of the support shaft portion, the rolling roller and the mounting seat member fitted therein are
This prevents removal.
【０００６】[0006]
【実施例】以下、図示の実施例によってこの発明を説明
する。図２において、１０はこの発明に係る転動ころユ
ニットであり、スチールキャビネットの引き出し形の箱
体Ｚの底部両側面に各２個が取り付けられている。各転
動ころユニット１０は図１で示すように、前記箱体Ｚに
設けた雌ねじに螺合させて取り付けられている。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the illustrated embodiments. In FIG. 2, 10 is a rolling roller unit according to the present invention, two of which are attached to each side surface of the bottom of a drawer type box body Z of a steel cabinet. As shown in FIG. 1, each rolling roller unit 10 is attached by being screwed into a female screw provided on the box body Z.
【０００７】すなわち、転動ころユニット１０は前記箱
体Ｚにねじ込まれるボルト状の取付ねじ部材２０と、そ
の支軸部２１に回動自在に嵌合される転動ころ３０、お
よびそれらを前記箱体Ｚへ取り付けるための取付座部材
４０などからなっている。That is, the rolling roller unit 10 includes a bolt-shaped mounting screw member 20 that is screwed into the box Z, a rolling roller 30 that is rotatably fitted to a support shaft portion 21, and the above-mentioned rolling rollers 30. It is composed of a mounting seat member 40 and the like for mounting on the box Z.
【０００８】取付ねじ部材２０には前記転動ころ３０と
取付座部材４０とを嵌合させて支持する支軸部２１の
他、その一端に大径の軸からなる大径部２２が形成され
て段付き軸とされ、さらにその端部にフランジ部２３が
設けられている。２４はそのフランジ部２３の外面部に
設けられた工具係止孔であり、具体的にはプラスねじに
用いられるプラス字形の凹溝からなっている。２５は支
軸部２１の端部に形成された雄ねじ、２６は支軸部２１
と大径部２２との間に形成された段部である。The mounting screw member 20 is provided with a support shaft portion 21 for fitting and supporting the rolling roller 30 and the mounting seat member 40, and a large diameter portion 22 formed of a large diameter shaft at one end thereof. Is a stepped shaft, and a flange portion 23 is provided at the end thereof. Reference numeral 24 denotes a tool locking hole provided on the outer surface portion of the flange portion 23, and specifically, it is a plus-shaped concave groove used for a plus screw. Reference numeral 25 is a male screw formed at the end of the support shaft portion 21, and 26 is the support shaft portion 21.
And a large-diameter portion 22.
【０００９】他方、転動ころ３０はポリプロピレンその
他、硬質の合成樹脂によって作られている。中央に軸孔
３１が形成されると共に、外周が転動面をなしている。
転動面は当然ながら円形であるが、その断面形状は平坦
なものばかりでなく、用途に応じて種々に変形されてい
る。すなわち、図５中、（ａ）で示すように、外面を円
弧状とし、転動面が線状になるよう構成する場合もあ
り、（ｂ）で示すように、中央部にＶ字形の溝を形成す
ることもある。さらに、外面が平坦なものであっても、
同図（Ｃ）で示すように、支軸部２１によって支持され
る部分と転動面とが一側にオフセットさせて設けられる
こともある。On the other hand, the rolling rollers 30 are made of polypropylene or other hard synthetic resin. A shaft hole 31 is formed in the center, and the outer circumference forms a rolling surface.
The rolling surface is naturally circular, but its cross-sectional shape is not limited to a flat one, but is variously modified depending on the application. That is, in FIG. 5, as shown in FIG. 5A, the outer surface may have an arc shape and the rolling surface may have a linear shape. As shown in FIG. May be formed. Furthermore, even if the outer surface is flat,
As shown in FIG. 7C, the portion supported by the support shaft portion 21 and the rolling surface may be provided offset to one side.
【００１０】転動ころ３０の軸孔３１は、前記支軸部２
１によって支持される小径の軸受孔３２とその両側に設
けられた逃げ孔３３、３３によって構成されている。軸
受孔３２は前記取付ねじ部材２０の支軸部２１によって
回動可能に支持されるべく、それより僅かに小径に作ら
れている。また、両逃げ孔３３、３３は同径かつ同深さ
に形成されており、軸受孔３２との間にそれぞれ段部３
４、３４が形成されている。The shaft hole 31 of the rolling roller 30 is formed by the support shaft portion 2
It is constituted by a small diameter bearing hole 32 supported by 1 and escape holes 33, 33 provided on both sides thereof. The bearing hole 32 is formed to have a diameter slightly smaller than that of the bearing hole 32 so as to be rotatably supported by the support shaft portion 21 of the mounting screw member 20. Further, both escape holes 33, 33 are formed to have the same diameter and the same depth, and the step portion 3 is formed between the escape holes 33 and 33 and the bearing hole 32, respectively.
4, 34 are formed.
【００１１】取付座部材４０は筒状をなし、その外周面
は一側が前記逃げ孔３３、３３の一方に嵌合する小径部
４１とされ、他側が前記箱体Ｚその他の被取付部材の端
面に当接する大径部４２とされている。また、その軸孔
も前記取付ねじ部材２０に形成した支軸部２１に嵌合す
る小径孔４３と大径部２２に嵌合する大径孔４４とから
なり、そこには段付き部４５が設けられて段付き孔とさ
れている。The mounting seat member 40 has a cylindrical shape, and the outer peripheral surface of the mounting seat member 40 has a small diameter portion 41 that fits into one of the escape holes 33, 33 on the outer side and the end surface of the box Z and other mounted members on the other side. The large-diameter portion 42 is in contact with the. Further, the shaft hole also includes a small diameter hole 43 fitted into the support shaft portion 21 formed in the mounting screw member 20 and a large diameter hole 44 fitted into the large diameter portion 22, and a stepped portion 45 is formed therein. It is provided as a stepped hole.
【００１２】転動ころユニット１０を構成する各部材は
上記のように構成されているので、取付ねじ部材２０に
転動ころ３０を嵌合すると、取付ねじ部材２０のフラン
ジ部２３が逃げ孔３３に嵌合し段部３４に当接する。次
に、他側から小径部４１を先にして支軸部２１へ取付座
部材４０を嵌合すると、その先端が逃げ孔３３に嵌合
し、且つ、軸孔の段付き部４５が支軸部２１と大径部２
２との間に形成された段部２６に当接して位置決めされ
る。その結果、取付座部材４０の先端部と逃げ孔３３の
端面との間には若干の隙間が形成され、転動ころ３０の
回動が阻止されることがなくなる。Since each member constituting the rolling roller unit 10 is configured as described above, when the rolling roller 30 is fitted into the mounting screw member 20, the flange portion 23 of the mounting screw member 20 is provided with the clearance hole 33. To contact the stepped portion 34. Next, when the mounting seat member 40 is fitted to the support shaft portion 21 from the other side with the small diameter portion 41 first, the tip thereof is fitted into the escape hole 33, and the stepped portion 45 of the shaft hole is attached to the support shaft portion. Part 21 and large diameter part 2
2 and the stepped portion 26 formed between the two and is positioned. As a result, a slight gap is formed between the tip of the mounting seat member 40 and the end surface of the escape hole 33, and the rotation of the rolling rollers 30 is not blocked.
【００１３】次に、このように組み付けた状態から、前
記支軸部２１の先端部、すなわち、取付座部材４０から
突出した部分に転造加工を施し、雄ねじ２５を形成す
る。転造加工によれば、支軸部２１の一部が図示してな
い左右一対の転造ローラに押されて小径になりねじの谷
部が形成される一方、その際に余剰となった材料が盛り
上がって支軸部２１の外径より大径の山部をなり、雄ね
じ２５が形成される。雄ねじ２５の外径は、前記支軸部
２１より大径となるので、そこに嵌合されていた転動こ
ろ３０と取付座部材４０は、それによって抜脱を阻止さ
れる。Next, from the assembled state, the tip end portion of the support shaft portion 21, that is, the portion protruding from the mounting seat member 40 is rolled to form the male screw 25. According to the rolling process, a part of the support shaft portion 21 is pushed by a pair of left and right rolling rollers (not shown) to have a small diameter and a valley portion of the screw is formed, while the surplus material at that time is formed. Rises to form a mountain portion having a diameter larger than the outer diameter of the support shaft portion 21, and a male screw 25 is formed. Since the outer diameter of the male screw 25 is larger than that of the support shaft portion 21, the rolling roller 30 and the mounting seat member 40 fitted therein are prevented from being pulled out.
【００１４】[0014]
【発明の効果】以上のように、この発明によれば、取付
ねじ部材２０に嵌合される転動ころ３０と取付座部材４
０とは、取付ねじ部材２０の端部に形成された雄ねじ２
５のねじ山によって抜け止めされるから、特に、サーク
リップその他の係止部材を必要とせず、構造が簡単にな
るとともに、その製造単価を低減することができるなど
の効果を有する。As described above, according to the present invention, the rolling roller 30 fitted to the mounting screw member 20 and the mounting seat member 4 are fitted.
0 is the male screw 2 formed at the end of the mounting screw member 20.
Since it is prevented from coming off by the screw thread of 5, the circlip and other locking members are not particularly required, and the structure is simplified and the manufacturing unit cost can be reduced.
【図１】図２中の要部を拡大して示す部分断面図であ
る。FIG. 1 is a partial cross-sectional view showing an enlarged main part in FIG.
【図２】本発明に係る転動ころユニットを用いたスチー
ルキャビネットの引出しを示す断面図である。FIG. 2 is a sectional view showing a drawer of a steel cabinet using the rolling roller unit according to the present invention.
【図３】この発明に係る取付ねじ部材の図１相当の断面
図である。FIG. 3 is a sectional view of a mounting screw member according to the present invention, which corresponds to FIG. 1.
【図４】取付ねじ部材の組立前の状態を示す図３相当の
断面図である。FIG. 4 is a sectional view corresponding to FIG. 3 showing a state before assembling the mounting screw member.
【図５】転動ころの変形例を示す断面図である。FIG. 5 is a cross-sectional view showing a modified example of rolling rollers.
【図６】従来の転動ころユニットを示す図３相当の断面
図である。FIG. 6 is a sectional view showing a conventional rolling roller unit corresponding to FIG.
１０・・・・転動ころユニット ２０・・・・取付ねじ部材 ２１・・・・支軸部 ２２・・・・大径部 ２３・・・・フランジ部 ２４・・・・工具係止孔 ２５・・・・雄ねじ ２６・・・・段部 ３０・・・・転動ころ ３１・・・・軸孔 ３２・・・・小径の軸受孔 ３３・・・・逃げ孔 ３４・・・・段部 ４０・・・・取付座部材 ４１・・・・小径部 ４２・・・・大径部 ４３・・・・小径孔 ４４・・・・大径孔 ４５・・・・段付き部 Ｚ・・・・・箱体 10-Rolling roller unit 20-Mounting screw member 21-Spindle part 22-Large diameter part 23-Flange part 24-Tool locking hole 25 ··· Male screw 26 ··· Step portion 30 ··· Rolling roller 31 ··· Shaft hole 32 ··· Small diameter bearing hole 33 ··· Escape hole 34 · · · Step portion 40 ... ・ Mounting seat member 41 ・ ・ ・ ・ Small diameter portion 42 ・ ・ ・ ・ Large diameter portion 43 ・ ・ ・ ・ Small diameter hole 44 ・ ・ ・ ・ Large diameter hole 45 ・ ・ ・ ・ ・ ・ Stepped portion Z ・ ・ ・..Boxes
Claims (4)
ンジを設け、これに転動ころと取付座部材とを順次に嵌
合させ、それらを前記取付ねじ部材の他端に形成した雄
ねじによって抜け止めしてなる引出しなどの転動ころユ
ニット。1. A male screw having a flange provided at one end of a mounting screw member having a support shaft portion, a rolling roller and a mounting seat member being fitted successively to the flange, and formed at the other end of the mounting screw member. Rolling roller unit such as a drawer that is prevented from coming off.
一端を転造加工して形成されている引出しなどの転動こ
ろユニット。2. A rolling roller unit such as a drawer according to claim 1, wherein the male screw is formed by rolling one end of a support shaft portion.
された軸孔の径は支軸部の径より大径で、かつ、その一
端に形成された雄ねじの山径より小径に設定してなる引
出しなどの転動ころユニット。3. The diameter of the shaft hole formed in the mounting seat member is set to be larger than the diameter of the support shaft portion and smaller than the mountain diameter of the male screw formed at one end thereof. Rolling roller unit such as a drawer.
両端に大径部が形成されており、一側の大径部には取付
ねじ部材のフランジ部が、他側には取付座部材の一端が
それぞれ遊嵌されている引出しなどの転動ころユニッ
ト。4. The shaft hole of the rolling roller according to claim 1, wherein a large diameter portion is formed at both ends, and a flange portion of a mounting screw member is mounted on the large diameter portion on one side, and a large diameter portion is mounted on the other side. A rolling roller unit such as a drawer in which one end of the seat member is loosely fitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6259880A JPH0884628A (en) | 1994-09-18 | 1994-09-18 | Rolling roller unit for drawer and the like |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6259880A JPH0884628A (en) | 1994-09-18 | 1994-09-18 | Rolling roller unit for drawer and the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0884628A true JPH0884628A (en) | 1996-04-02 |
Family
ID=17340230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6259880A Pending JPH0884628A (en) | 1994-09-18 | 1994-09-18 | Rolling roller unit for drawer and the like |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0884628A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100822749B1 (en) * | 2006-09-04 | 2008-04-17 | (주)삼본정공 | Universal roller |
| KR101015627B1 (en) * | 2008-11-11 | 2011-02-16 | (주)상아프론테크 | rolling wheel assembly applied to a hutch |
| KR200452543Y1 (en) * | 2008-08-20 | 2011-03-07 | 박용운 | roller assembly |
| KR101028583B1 (en) * | 2009-03-20 | 2011-04-12 | (주)상아프론테크 | roller assembly applied to refrigerator |
| KR101040378B1 (en) * | 2009-09-21 | 2011-06-10 | (주)상아프론테크 | rolling wheel assembly applied to a hutch of refrigerator |
| KR101437957B1 (en) * | 2014-01-29 | 2014-09-11 | (주)세고스 | Roller unit with a fixing element |
| WO2015115792A1 (en) * | 2014-01-29 | 2015-08-06 | (주)세고스 | Roller unit having integrated fastening portion |
| CN105980167A (en) * | 2014-01-29 | 2016-09-28 | Segos株式会社 | Roller unit having integrated fastening portion |
-
1994
- 1994-09-18 JP JP6259880A patent/JPH0884628A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100822749B1 (en) * | 2006-09-04 | 2008-04-17 | (주)삼본정공 | Universal roller |
| KR200452543Y1 (en) * | 2008-08-20 | 2011-03-07 | 박용운 | roller assembly |
| KR101015627B1 (en) * | 2008-11-11 | 2011-02-16 | (주)상아프론테크 | rolling wheel assembly applied to a hutch |
| KR101028583B1 (en) * | 2009-03-20 | 2011-04-12 | (주)상아프론테크 | roller assembly applied to refrigerator |
| KR101040378B1 (en) * | 2009-09-21 | 2011-06-10 | (주)상아프론테크 | rolling wheel assembly applied to a hutch of refrigerator |
| KR101437957B1 (en) * | 2014-01-29 | 2014-09-11 | (주)세고스 | Roller unit with a fixing element |
| WO2015115792A1 (en) * | 2014-01-29 | 2015-08-06 | (주)세고스 | Roller unit having integrated fastening portion |
| CN105980167A (en) * | 2014-01-29 | 2016-09-28 | Segos株式会社 | Roller unit having integrated fastening portion |
| CN105980167B (en) * | 2014-01-29 | 2018-03-20 | Segos株式会社 | The one-piece type roller unit in fastening part |
| US10165857B2 (en) | 2014-01-29 | 2019-01-01 | Segos Co., Ltd. | Roller unit having integrated fastening portion |
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