JPH04316705A - Coupling method for structural angle and structure thereof - Google Patents
Coupling method for structural angle and structure thereofInfo
- Publication number
- JPH04316705A JPH04316705A JP10811991A JP10811991A JPH04316705A JP H04316705 A JPH04316705 A JP H04316705A JP 10811991 A JP10811991 A JP 10811991A JP 10811991 A JP10811991 A JP 10811991A JP H04316705 A JPH04316705 A JP H04316705A
- Authority
- JP
- Japan
- Prior art keywords
- profile
- shape
- joining
- shape member
- deformation
- 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.)
- Granted
Links
- 238000010168 coupling process Methods 0.000 title claims abstract description 28
- 238000003780 insertion Methods 0.000 claims abstract description 75
- 230000037431 insertion Effects 0.000 claims abstract description 75
- 230000008878 coupling Effects 0.000 claims abstract description 25
- 238000005859 coupling reaction Methods 0.000 claims abstract description 25
- 238000005304 joining Methods 0.000 claims description 38
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 18
- 238000003466 welding Methods 0.000 abstract description 7
- 229920003023 plastic Polymers 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 230000001939 inductive effect Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
- Joining Of Building Structures In Genera (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
Description
【0001】0001
【産業上の利用分野】この発明は形材の連結方法及びそ
の構造に関するもので、更に詳細には、少なくとも一方
が中空状をなす2つの形材を交差状に結合する形材の結
合方法及びその構造に関するものである。TECHNICAL FIELD This invention relates to a method for connecting sections and their structure, and more particularly, to a method for joining two sections, at least one of which is hollow, in a crosswise manner. It concerns its structure.
【0002】0002
【従来の技術】近年の自動車の軽量化の傾向、その他の
構造物の軽量化の傾向に伴ってアルミニウム形材が利用
されており、形材と形材を例えばT字状に交差させた状
態で結合することが多く行われている。[Prior Art] With the recent trend toward lighter weight automobiles and other structures, aluminum shapes have been used, and the shapes are intersected, for example, in a T-shape. It is often used to combine.
【0003】従来では、形材同士を上記のように結合す
るには、一般に溶接や接着等の固定手段や、リベット、
ボルト・ナット等の固定部材を用いて行っている。[0003] Conventionally, in order to join the sections together as described above, fixing means such as welding or gluing, rivets,
This is done using fixing members such as bolts and nuts.
【0004】0004
【発明が解決しようとする課題】しかしながら、従来の
結合方法では多くの工数がかかるばかりか、確実な結合
が行えないという問題があった。すなわち、溶接や接着
等の固定手段による結合においては、接合部の寸法精度
が要求されると共に、ろう材や接着剤の塗布等に熟練が
要求される等の問題があった。また、リベットやボルト
・ナット等の固定部材を用いる結合方法においては、リ
ベット等の固定部材が必要であると共に、これら固定部
材を取付けるための加工が必要となるため、工数がかか
ると共に、多くの時間及び労力がかかる等の問題があっ
た。[Problems to be Solved by the Invention] However, the conventional joining method not only requires a large number of man-hours, but also has the problem that reliable joining cannot be performed. That is, when joining by fixing means such as welding or adhesive, there are problems such as requiring dimensional accuracy of the joint part and also requiring skill in applying the brazing material or adhesive. In addition, in connection methods that use fixing members such as rivets, bolts, and nuts, fixing members such as rivets are required, and processing is required to attach these fixing members, which requires a lot of man-hours and There were problems such as time and effort required.
【0005】この発明は上記事情に鑑みなされたもので
、簡単かつ確実に強固な結合を可能にした形材の結合方
法及びその構造を提供することを目的とするものである
。The present invention was made in view of the above-mentioned circumstances, and it is an object of the present invention to provide a method of joining shapes and a structure therefor that enable simple, reliable and strong joining.
【0006】[0006]
【課題を解決するための手段】上記目的を達成するため
に、この発明の第1の形材の結合方法は、少なくとも一
方が中空状をなす2つの形材を交差状に結合する形材の
結合方法を前提とし、第1の形材の結合部に第2の形材
の挿入穴を穿設し、上記挿入穴を介して第2の形材を第
1の形材の中空部内に挿入すると共に、第1又は第2の
形材のいずれかに荷重を加えることにより、上記挿入穴
と係合する結合用の変形を与えるようにしたことを特徴
とするものである。[Means for Solving the Problems] In order to achieve the above object, the first method for joining shapes of the present invention is to connect two shapes, at least one of which is hollow, in a crosswise shape. Assuming the joining method, an insertion hole for the second shape member is drilled in the joint part of the first shape member, and the second shape member is inserted into the hollow part of the first shape member through the insertion hole. In addition, the present invention is characterized in that by applying a load to either the first or second shape member, deformation for coupling to engage with the insertion hole is applied.
【0007】この第1の発明において、上記第2の形材
の第1の形材の中空部内側に挿入穴と係合する結合用の
変形を設ける方法であれば、その手段は任意のものでよ
く、例えば第1の形材の中空部内に挿入される第2の形
材の先端部に変形誘導部を設け、この変形誘導部を有す
る横断面の外方向に結合用の変形を与えることができる
。この場合、変形誘導部は、例えば穴やスリット等の開
口あるいは周囲の肉厚より薄い薄肉部にて形成すること
ができる。また、第1の形材の中空部内に挿入される第
2の形材の先端部に拡開方向にテーパ面を有する拡開部
材を嵌合し、この拡開部材のテーパ面により結合用の変
形を与えることができる。また、第1の形材の中空部内
に挿入される第2の形材の先端部に補強リングを嵌着し
、第2の形材の中空部内に封入される加圧媒体を介して
荷重を加えることにより、第1の形材の中空部における
上記補強リング以外の部分に結合用の変形を与えてもよ
い。この場合、加圧媒体は荷重を第2の形材の内側に伝
達するものであれば任意のものでよく、例えば油等の液
体あるいはポリウレタン等の弾性を有する合成樹脂等を
使用することができる。[0007] In this first invention, any means may be used as long as it is a method of providing a deformation for coupling that engages with the insertion hole inside the hollow portion of the first section of the second section. For example, a deformation inducing portion may be provided at the tip of the second shape member inserted into the hollow portion of the first shape member, and deformation for coupling may be applied in the outward direction of the cross section having the deformation inducing portion. Can be done. In this case, the deformation guide portion can be formed, for example, by an opening such as a hole or a slit, or by a thin portion that is thinner than the surrounding wall thickness. Further, an expansion member having a tapered surface in the expansion direction is fitted to the tip of the second shape member inserted into the hollow part of the first shape member, and the tapered surface of the expansion member allows the coupling Can give deformation. In addition, a reinforcing ring is fitted to the tip of the second profile inserted into the hollow part of the first profile, and the load is applied via a pressurized medium sealed in the hollow part of the second profile. By adding this, a portion of the hollow portion of the first section other than the reinforcing ring may be deformed for connection. In this case, the pressurizing medium may be any medium as long as it transmits the load to the inside of the second profile, and for example, a liquid such as oil or a synthetic resin having elasticity such as polyurethane may be used. .
【0008】また、別の手段として、第2の形材に第1
の形材の挿入穴の開口縁と係合する切欠を設け、第2の
形材に回転荷重を加えることにより、切欠部位にこじり
変形を与えることもできる。また、第1の形材における
第2の形材の挿入方向と直交する面から第2の形材に向
って荷重を加えることにより、第1及び第2の形材に変
形を与えることもできる。更にまた、第1の形材の内側
壁と第2の形材の挿入側先端の対向する部位におけるい
ずれか一方に変形可能な係合凹部と圧接溝を設け、他方
には上記係合凹部に係合する係合凸部及び圧接溝内に圧
入する圧接突起を設け、第1又は第2の形材のいずれか
に荷重を加えることにより、上記係合凹部を変形させて
係合凸部に係合させると共に、上記圧接溝内に圧接突起
を圧入させるようにしてもよい。[0008] Furthermore, as another means, a first
By providing a notch that engages with the opening edge of the insertion hole of the second profile and applying a rotational load to the second profile, it is also possible to apply prying deformation to the notch. Furthermore, the first and second sections can be deformed by applying a load to the second section from a plane perpendicular to the insertion direction of the second section in the first section. . Furthermore, a deformable engagement recess and a pressure contact groove are provided on either one of the opposing parts of the inner wall of the first profile and the insertion side tip of the second profile, and the other is provided with a deformable engagement recess and a pressure contact groove. By providing an engagement protrusion to be engaged and a pressure contact protrusion that is press-fitted into the pressure contact groove, and applying a load to either the first or second shape member, the engagement recess is deformed to the engagement protrusion. In addition to the engagement, a pressure contact protrusion may also be press-fitted into the pressure contact groove.
【0009】更に、別の手段として、例えば第1の形材
又は第2の形材の結合部のいずれか一方に連結部材を固
定し、上記連結部材を第1又は第2の形材に嵌挿し、上
記第1又は第2の形材のいずれかに荷重を加えて嵌挿部
に結合用の変形を与えることにより、連結部材を介して
第1の形材と第2の形材とを結合することもできる。こ
の場合、連結部材の固定は溶接やリベット等の固定手段
を用いることなく直接第1又は第2の形材固定されるも
のであれば、その手段は任意のものでよく、例えば第1
又は第2の形材に設けられる狭隘開口状の固定溝内に連
結部材を嵌挿させて固定することができる。Furthermore, as another means, for example, a connecting member is fixed to either the connecting portion of the first profile member or the second profile member, and the connecting member is fitted to the first or second profile member. By applying a load to either the first or second shape member and deforming the insertion portion for coupling, the first shape member and the second shape member are connected via the connecting member. They can also be combined. In this case, the connecting member may be fixed by any means as long as it is directly fixed to the first or second shape without using fixing means such as welding or rivets.
Alternatively, the connecting member can be fixed by being fitted into a narrow opening-shaped fixing groove provided in the second profile.
【0010】加えて、第1の形材と第2の形材の結合を
更に強固にするためには、第1の形材に第2の形材を貫
通させてその突出部を拡開変形する方が好ましい。更に
好ましくは、第2の形材の挿入側端部に挿入方向に沿う
補強部を設けるか、あるいは、第2の形材の結合側端部
に設けられた中空部内に、基部の先端に膨隆部を有する
拡開治具の基部を嵌着し、第2の形材を第1の形材の挿
入穴に挿入した後、拡開治具を引き抜くことにより、膨
隆部によって挿入穴に圧接係合する変形を与えるように
する方がよい。In addition, in order to further strengthen the connection between the first profile and the second profile, the second profile is passed through the first profile and the protrusion is expanded and deformed. It is preferable to do so. More preferably, a reinforcing portion along the insertion direction is provided at the insertion side end of the second section, or a bulge is provided at the tip of the base in a hollow section provided at the connection side end of the second section. After fitting the base of the expansion jig having a section and inserting the second section into the insertion hole of the first section, by pulling out the expansion jig, the bulging section presses into the insertion hole. It is better to give a matching deformation.
【0011】また、この発明の第2の形材の結合構造は
、上記結合方法と同様に、少なくとも一方が中空状をな
す2つの形材を交差状に結合する形材の結合を前提とし
、第1の形材の結合部に第2の形材の挿入穴が穿設され
、上記挿入穴を介して第2の形材が第1の形材の中空部
内に挿入されると共に、その中空部内側に挿入穴と係合
する結合用の変形を設けたことを特徴とするものである
。[0011] Furthermore, the second shape member joining structure of the present invention is based on the premise that two shapes, at least one of which is hollow, are joined in a crosswise manner, similar to the above-described joining method, An insertion hole for a second shape member is bored in the joint part of the first shape member, and the second shape member is inserted into the hollow part of the first shape member through the insertion hole, and the hollow part of the second shape member is inserted into the hollow part of the first shape member. It is characterized in that a coupling deformation is provided on the inner side of the portion to engage with the insertion hole.
【0012】第2の発明において、上記第2の形材は第
1の形材の中空部内側に挿入穴と係合する結合用の変形
を設ける構造であれば、その形態は任意のものでよく、
例えば第1の形材の中空部内に挿入される第2の形材の
先端部に、例えば穴やスリット等の開口あるいは薄肉部
にて形成される変形誘導部を設け、この変形誘導部を有
する横断面の外方向に結合用の変形を設けることができ
る。また、第1の形材の中空部内に挿入される第2の形
材の先端部に拡開方向にテーパ面を有する拡開部材を嵌
合し、この拡開部材のテーパ面により結合用の変形を設
けてもよい。また、第1の形材の中空部内に挿入される
第2の形材の先端部に補強リングを嵌着し、第1の形材
の中空部における上記補強リング以外の部分に結合用の
変形を設けてもよい。[0012] In the second invention, the second shape member may have any form as long as it has a structure in which a deformation for coupling that engages with the insertion hole is provided inside the hollow portion of the first shape member. often,
For example, a deformation inducing part formed by an opening such as a hole or a slit or a thin part is provided at the tip of the second shape member inserted into the hollow part of the first shape member, and the deformation inducing part is provided. A coupling deformation can be provided in the outward direction of the cross section. Further, an expansion member having a tapered surface in the expansion direction is fitted to the tip of the second shape member inserted into the hollow part of the first shape member, and the tapered surface of the expansion member allows the coupling Variations may also be provided. In addition, a reinforcing ring is fitted to the tip of the second profile inserted into the hollow part of the first profile, and a part of the hollow part of the first profile other than the reinforcing ring is deformed for coupling. may be provided.
【0013】また、別の結合構造として、第2の形材に
第1の形材の挿入穴の開口縁と係合する切欠を設け、こ
の切欠の部位にこじり変形を設けてもよい。また、第2
の形材の挿入方向と直交する面に、互いに係合する第1
及び第2の形材の変形を設けてもよい。更にまた、第1
の形材の内側壁と第2の形材の挿入側先端の対向する部
位におけるいずれか一方に変形可能な係合凹部と圧接溝
を設け、他方には上記係合凹部に係合する係合凸部及び
圧接溝内に圧入する圧接突起を設けた構造としてもよい
。[0013] Furthermore, as another joining structure, the second section may be provided with a notch that engages with the opening edge of the insertion hole of the first section, and the section of this notch may be pryingly deformed. Also, the second
A first plate that engages with a plane perpendicular to the insertion direction of the profile.
and a modification of the second profile may also be provided. Furthermore, the first
A deformable engagement recess and a press-contact groove are provided on one of the opposing parts of the inner wall of the section and the insertion side tip of the second section, and the other is provided with an engagement recess that engages with the engagement recess. A structure may be provided in which a pressure contact protrusion is press-fitted into the convex portion and the pressure contact groove.
【0014】更に、別の形態としては、第1の形材又は
第2の形材の結合部のいずれか一方に固定される連結部
材が他方の形材に嵌挿固定されると共に、その形材に設
けられた変形部に係合して、上記連結部材を介して第1
の形材と第2の形材とを結合することもできる。この場
合、連結部材をクランク状に形成することにより第1の
形材と第2の形材の結合中心をずらすことができる。[0014] Furthermore, as another form, the connecting member fixed to either the joint portion of the first section or the second section is fitted and fixed to the other section, and the shape The first
It is also possible to connect the profile and the second profile. In this case, by forming the connecting member in the shape of a crank, the center of connection between the first section and the second section can be shifted.
【0015】加えて、第1の形材と第2の形材の結合を
更に強固にするためには、第1の形材に第2の形材を貫
通させてその突出部を拡開変形する方が好ましく、更に
好ましくは、第2の形材の挿入側端部に挿入方向に沿う
補強部を設けるか、あるいは、第2の形材を第1の形材
の挿入穴内に圧接状態で挿入する方がよい。In addition, in order to further strengthen the connection between the first profile and the second profile, the second profile is passed through the first profile and the protrusion is expanded and deformed. It is more preferable to do so, and more preferably, a reinforcing part along the insertion direction is provided at the insertion side end of the second profile, or the second profile is pressed into the insertion hole of the first profile. Better to insert.
【0016】[0016]
【作用】上記のように構成されるこの発明によれば、第
1の形材に穿設された挿入穴を介して第2の形材を第1
の形材の中空部内に挿入し、第1又は第2の形材のいず
れかに荷重を加えて、第2の形材に挿入穴と係合する結
合用の塑性変形を与えることにより、簡単かつ確実に第
1の形材と第2の形材を交差状に結合することができる
。また、第1の形材又は第2の形材の結合部のいずれか
一方に連結部材を固定すると共に、この連結部材を第1
又は第2の形材に嵌挿し、第1又は第2の形材のいずれ
かに荷重を加えて嵌挿部に結合用の変形を与えることに
より、連結部材を介して第1の形材と第2の形材とを簡
単かつ確実に結合することができる。[Operation] According to the present invention configured as described above, the second profile is inserted into the first profile through the insertion hole drilled in the first profile.
By inserting the shape into the hollow part of the shape, applying a load to either the first or second shape, and giving the second shape a plastic deformation for the connection to engage the insertion hole. Moreover, the first section and the second section can be reliably connected in a crosswise manner. Further, the connecting member is fixed to either the connecting portion of the first shape member or the second shape member, and the connecting member is fixed to the connecting portion of the first shape member or the second shape member.
Or, by inserting the fitting into the second section and applying a load to either the first or second section to deform the fitting section for connection, the first section can be connected to the first section through the connecting member. The second profile can be easily and reliably joined.
【0017】[0017]
【実施例】以下にこの発明の実施例を図面に基いて詳細
に説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS Examples of the present invention will be described below in detail with reference to the drawings.
【0018】◎第一実施例
図1はこの発明の第一実施例の結合構造の断面斜視図が
示されている。◎First Embodiment FIG. 1 shows a cross-sectional perspective view of a coupling structure according to a first embodiment of the present invention.
【0019】第一実施例の結合構造は断面矩形状のアル
ミニウム製押出形材にて形成される第1の形材1と、断
面方形状のアルミニウム製押出形材にて形成される第2
の形材2とをT字状に結合した場合で、第2の形材2に
おける第1の形材1の中空部3内側に座屈変形5(塑性
変形)を与えて、第1の形材1と第2の形材2を結合し
た場合である。The joint structure of the first embodiment includes a first member 1 formed of an extruded aluminum member having a rectangular cross section, and a second member 1 formed of an extruded aluminum member having a rectangular cross section.
When the first shape member 2 and the second shape member 2 are combined in a T-shape, a buckling deformation 5 (plastic deformation) is applied to the inside of the hollow portion 3 of the first shape member 1 in the second shape member 2. This is a case where the material 1 and the second shape material 2 are combined.
【0020】この第一実施例の結合方法を図2及び図3
を参照して説明すると、まず、第1の形材1の結合部側
の一側に第2の形材2の挿入穴6を穿設し、また、第2
の形材2の中空部挿入側の先端部の4辺に変形誘導部で
ある穴7を穿設したものを用意して、図示しないプレス
装置等にセットする。次に、第2の形材2を挿入穴6を
介して第1の形材1の中空部3内に挿入すると共に、第
2の形材2の軸方向に荷重Pを加える(図2(a),(
b)参照)。すると、変形誘導用穴7を有する横断面に
おける外方向の穴以外の断面積の一番小さい部分すなわ
ち第2の形材2の隅角部が外方に座屈変形5(塑性変形
)して挿入穴6と係合するので(図3(a),(b)参
照)、荷重Pの印加を解除すれば、第1の形材1と第2
の形材2がT字状に結合される。The connection method of this first embodiment is shown in FIGS. 2 and 3.
To explain with reference to FIG.
A shape member 2 having holes 7, which serve as deformation guide parts, formed on four sides of the tip end on the hollow insertion side is prepared and set in a press device (not shown) or the like. Next, the second profile 2 is inserted into the hollow part 3 of the first profile 1 through the insertion hole 6, and a load P is applied in the axial direction of the second profile 2 (see FIG. a), (
b)). Then, the part of the cross section having the deformation guiding hole 7 with the smallest cross-sectional area other than the outward hole, that is, the corner part of the second profile 2, is buckled outward 5 (plastic deformation). Since it engages with the insertion hole 6 (see FIGS. 3(a) and 3(b)), when the application of the load P is released, the first profile 1 and the second
The sections 2 are connected in a T-shape.
【0021】この場合、第1の形材1を60mm×30
mm,肉厚2mm、第2の形材2を25mm×25mm
,肉厚2mm、変形誘導用穴7の直径を12mm、第1
の形材1の内側面から変形誘導用穴7の中心までの距離
H=2mmとして、荷重P=2500kgを加えたとこ
ろ、外見上の美観を損なうことなく、非常に強固な結合
状態が得られた。
なおこの場合、第1の形材1及び第2の形材2の材料は
JIS A6063Sである。[0021] In this case, the first profile 1 is 60 mm x 30
mm, wall thickness 2mm, second profile 2 25mm x 25mm
, the wall thickness is 2 mm, the diameter of the deformation guiding hole 7 is 12 mm, the first
When the distance H = 2 mm from the inner surface of the profile 1 to the center of the deformation guiding hole 7 and a load P = 2500 kg was applied, a very strong bond was obtained without spoiling the external appearance. Ta. In this case, the material of the first profile 1 and the second profile 2 is JIS A6063S.
【0022】なお、上記説明では、第2の形材2の4辺
に変形誘導用穴7を穿設した場合について述べたが、必
ずしも変形誘導用穴7は4辺に設ける必要はなく、対向
する2辺に変形誘導用穴7を同様に設けてもよい。この
ように形成したものを、第1の形材1を60mm×30
mm,肉厚2mm、第2の形材2を25mm×25mm
,肉厚2mm、変形誘導用穴7の直径を12mm、第1
の形材1の内側面から変形誘導用穴7の中心までの距離
H=2mmとして、荷重P=3000kgを加えたとこ
ろ、上記と同様に外見上の美観を損なうことなく、非常
に強固な結合状態が得られた。また、第2の形材2の断
面形状は必ずしも角形である必要はなく、円形としたり
、異形のものを結合することもできる。第2の形材2を
中空円形状とした場合について、第1の形材1を60m
m×30mm,肉厚2mm、第2の形材2の直径を30
mm,肉厚2mm、変形誘導用穴7の直径を12mm、
第1の形材1の内側面から変形誘導用穴7の中心までの
距離H=2mmとして、荷重P=3200kgを加えた
ところ、上記と同様に外見上の美観を損なうことなく、
非常に強固な結合状態が得られた。[0022] In the above explanation, the case has been described in which the deformation guiding holes 7 are bored on the four sides of the second section 2. However, the deformation guiding holes 7 do not necessarily have to be provided on the four sides; Similarly, deformation guiding holes 7 may be provided on the two sides. The first shape 1 formed in this way is 60mm x 30mm.
mm, wall thickness 2mm, second profile 2 25mm x 25mm
, the wall thickness is 2 mm, the diameter of the deformation guiding hole 7 is 12 mm, the first
When a load P = 3000 kg was applied with the distance H = 2 mm from the inner surface of the profile 1 to the center of the deformation guiding hole 7, a very strong bond was obtained without impairing the external appearance as in the above case. state was obtained. Further, the cross-sectional shape of the second section 2 does not necessarily have to be square, but may be circular or may have irregular shapes. In the case where the second profile 2 is a hollow circular shape, the first profile 1 is 60m long.
m x 30 mm, wall thickness 2 mm, diameter of second section 2 is 30 mm
mm, wall thickness 2 mm, diameter of deformation guiding hole 7 12 mm,
When the distance H from the inner surface of the first profile 1 to the center of the deformation guiding hole 7 was set to 2 mm, and a load P = 3200 kg was applied, the result was as follows without impairing the aesthetic appearance as described above.
A very strong bond was obtained.
【0023】また、上記説明では第1の形材1の下面が
平坦状である場合について説明したが、図4に示すよう
な下面に凹凸部8を有するものにおいても同様に結合す
ることができる。Furthermore, in the above description, the case where the lower surface of the first profile member 1 is flat has been explained, but it is also possible to connect the first profile member 1 in the same manner even if the lower surface has an uneven portion 8 as shown in FIG. .
【0024】なお、上記説明では変形誘導部が穴7にて
形成される場合について述べたが、穴7以外に、例えば
間隔をおいて穿設される複数のスリット7a,7a…に
て変形誘導部を形成してもよく(図5(a)参照)、あ
るいは周囲の肉厚より薄い薄肉部7bにて変形誘導部を
形成してもよい(図5(b)参照)。In the above description, the case where the deformation guiding part is formed by the hole 7 has been described, but in addition to the hole 7, the deformation guiding part is formed by, for example, a plurality of slits 7a, 7a, . . . formed at intervals. (see FIG. 5(a)), or the deformation guiding portion may be formed by a thin portion 7b that is thinner than the surrounding wall thickness (see FIG. 5(b)).
【0025】◎第二実施例
図6及び図7はこの発明の第二実施例の結合方法及びそ
の構造を説明する断面図が示されている。◎Second Embodiment FIGS. 6 and 7 are cross-sectional views illustrating a joining method and structure of a second embodiment of the present invention.
【0026】第二実施例は補助部材を用いて第2の形材
に変形を与えるようにした場合である。すなわち、第1
の形材1の中空部3内に挿入される第2の形材2の先端
部に拡開方向にテーパ面9aを有する拡開部材9を嵌合
した後、挿入穴6を介して第1の形材1の中空部3内に
挿入すると共に、軸方向に荷重Pを加えることにより(
図6(a),(b)参照)、拡開部材9のテーパ面9a
により結合用の塑性変形5を与えるようにした場合であ
る(図7(a),(b)参照)。この場合、拡開部材9
の材質は任意のものでよく、例えばアルミニウム製のも
のを使用することができる。また、その幅寸法は挿入穴
6より若干小さく設定されている。The second embodiment is a case where the second profile is deformed using an auxiliary member. That is, the first
After fitting the expansion member 9 having a tapered surface 9a in the expansion direction to the tip of the second shape member 2 to be inserted into the hollow part 3 of the second shape member 1, the first shape member 9 is inserted through the insertion hole 6. By inserting it into the hollow part 3 of the profile 1 and applying a load P in the axial direction (
(see FIGS. 6(a) and (b)), tapered surface 9a of expansion member 9
This is a case in which plastic deformation 5 for bonding is applied by (see FIGS. 7(a) and 7(b)). In this case, the expansion member 9
The material may be any material; for example, aluminum may be used. Further, its width dimension is set to be slightly smaller than the insertion hole 6.
【0027】第二実施例において、上記第一実施例と同
様に以下の条件で第1の形材1と第2の形材2を結合し
たところ、上記と同様に外見上の美観を損なうことなく
、非常に強固な結合状態が得られた。In the second embodiment, when the first shape member 1 and the second shape member 2 were joined under the following conditions in the same manner as in the first embodiment, the aesthetic appearance was impaired in the same way as above. A very strong bond was obtained.
【0028】すなわち、■第1の形材1を25mm×2
5mm,肉厚2mm、第2の形材2を20mm×20m
m,肉厚2mm、拡開部材9のテーパ角度を15度とし
、そして、第2の形材2の中空部3内への突入量S=1
mmとして、荷重P=1500kgを加えた場合、■第
1の形材1を60mm×30mm,肉厚2mm、第2の
形材2を25mm×25mm,肉厚2mm、拡開部材9
のテーパ角度を15度、第2の形材2の中空部3内への
突入量S=1mmとして、荷重P=2000kgを加え
た場合、また、■第1の形材1を60mm×30mm,
肉厚2mm、第2の形材2の直径を30mm,肉厚2m
m、拡開部材9のテーパ角度を15度、第2の形材2の
中空部3内への突入量S=1mmとして、荷重P=30
00kgを加えた場合について、上記と同様に結合した
ところ、十分満足できる結果が得られた。[0028] That is, ■ the first shape member 1 is 25 mm x 2
5mm, wall thickness 2mm, second profile 2 20mm x 20m
m, the wall thickness is 2 mm, the taper angle of the expanding member 9 is 15 degrees, and the amount of protrusion of the second profile 2 into the hollow portion 3 is S = 1
mm, and when a load P = 1500 kg is applied, ■ the first profile 1 is 60 mm x 30 mm, wall thickness 2 mm, the second profile 2 is 25 mm x 25 mm, wall thickness 2 mm, expansion member 9
When the taper angle of is 15 degrees, the amount of protrusion of the second profile 2 into the hollow part 3 is S = 1 mm, and a load P = 2000 kg is applied, ■ the first profile 1 is 60 mm x 30 mm,
The wall thickness is 2 mm, the diameter of the second profile 2 is 30 mm, and the wall thickness is 2 m.
m, the taper angle of the expanding member 9 is 15 degrees, the amount of protrusion of the second profile 2 into the hollow part 3 is S = 1 mm, and the load P = 30
When 00 kg was added, the bonding was performed in the same manner as above, and a sufficiently satisfactory result was obtained.
【0029】なお、第二実施例において、その他の部分
は上記第一実施例と同様であるので、その説明は省略す
る。The other parts of the second embodiment are the same as those of the first embodiment, so their explanation will be omitted.
【0030】◎第三実施例
図8及び図9はこの発明の第三実施例の結合方法及び結
合構造の概略断面図が示されている。◎Third Embodiment FIGS. 8 and 9 are schematic sectional views of a joining method and a joining structure according to a third embodiment of the present invention.
【0031】第三実施例は加圧媒体を用いて第2の形材
に変形を与えるようにした場合である。すなわち、第1
の形材1の中空部3内に挿入される第2の形材2の先端
部に補強リング10を嵌着し、第1の形材1の中空部3
内に挿入された第2の形材2の中空部4内に加圧媒体で
ある油等の液体11を封入して、この液体11に液圧p
を加えると共に、第2の形材2に圧縮荷重Fを加えるこ
とにより(図8(a),(b)参照)、第1の形材1の
中空部3における補強リング10以外の部分に結合用の
変形5を与えるようにした場合である。この場合、第2
の形材2の外周に変形防止壁35を配置しておけば、第
2の形材2の結合部以外の変形を防止することができる
。The third embodiment is a case in which the second profile is deformed using a pressurized medium. That is, the first
A reinforcing ring 10 is fitted to the tip of the second profile 2 inserted into the hollow part 3 of the first profile 1.
A liquid 11 such as oil, which is a pressurizing medium, is sealed in the hollow part 4 of the second shape member 2 inserted therein, and a hydraulic pressure p is applied to the liquid 11.
At the same time, by applying a compressive load F to the second profile 2 (see FIGS. 8(a) and (b)), it is bonded to the part other than the reinforcing ring 10 in the hollow part 3 of the first profile 1. This is a case in which modification 5 is given. In this case, the second
By arranging the deformation prevention wall 35 around the outer periphery of the second shape member 2, deformation of the second shape member 2 other than the joint portion can be prevented.
【0032】なお、補強リング10は第2の形材2の外
側に突出して嵌着してもよく、あるいは、図10に示す
ように第2の形材2に設けた段部2bに嵌着してもよい
。[0032] The reinforcing ring 10 may protrude to the outside of the second profile 2 and be fitted therein, or alternatively, as shown in FIG. You may.
【0033】なお、上記説明では加圧媒体が油等の液体
11の場合について述べたが、加圧媒体は必ずしも油等
の液体11に限定されるものではなく、図11に示すよ
うに、ポリウレタン等の弾性部材12を用いることもで
きる。この場合、弾性部材12に設けられた貫通穴13
を貫通する係合頭部14aを有する載荷用治具14を下
方へ引張ることにより、荷重を加えることもできる。第
1の形材1と第2の形材2を結合した後は、載荷用治具
14は上方へ引き抜くか、あるいは、一定の荷重で破断
させればよい。In the above explanation, the case where the pressurizing medium is a liquid 11 such as oil is described, but the pressurizing medium is not necessarily limited to the liquid 11 such as oil, and as shown in FIG. It is also possible to use an elastic member 12 such as the following. In this case, the through hole 13 provided in the elastic member 12
A load can also be applied by pulling downwardly the loading jig 14 having the engaging head 14a that penetrates through it. After the first profile 1 and the second profile 2 are joined, the loading jig 14 may be pulled upward or broken under a certain load.
【0034】なお、第三実施例において、その他の部分
は上記第一実施例及び第二実施例と同じであるので、そ
の説明は省略する。The other parts of the third embodiment are the same as those of the first and second embodiments, so their explanation will be omitted.
【0035】◎第四実施例
図12は第四実施例における第1の形材の斜視図、図1
3は第四実施例における第2の形材の斜視図、図14な
いし図16は第四実施例の結合方法及び結合構造を説明
する正面図及び側断面図が示されている。◎Fourth embodiment FIG. 12 is a perspective view of the first section in the fourth embodiment, FIG.
3 is a perspective view of the second profile in the fourth embodiment, and FIGS. 14 to 16 are front views and side sectional views illustrating the coupling method and structure of the fourth embodiment.
【0036】第四実施例は回転荷重を加えて結合用の変
形を与えるようにした場合である。すなわち、図12に
示すように、第1の形材1の結合側壁1aにある角度θ
傾斜した矩形状の挿入穴6を穿設し、また、図13に示
すように、第2の形材2に第1の形材1の挿入穴6の開
口縁6aと係合する切欠15を設け、そして、図14に
示すように、第2の形材2に回転荷重Pを加えることに
より、切欠部位にこじり変形を与えるようにした場合で
ある。The fourth embodiment is a case in which a rotational load is applied to provide deformation for connection. That is, as shown in FIG.
An inclined rectangular insertion hole 6 is bored, and a notch 15 is formed in the second section 2 to engage with the opening edge 6a of the insertion hole 6 of the first section 1, as shown in FIG. This is a case in which the notch portion is subjected to prying deformation by applying a rotational load P to the second profile 2, as shown in FIG.
【0037】この場合、第2の形材2を変形後に逆回転
すると、結合状態が解除される虞れがあるので、回転変
形後に、逆回転止め部材16を第1の形材1の上下端に
設けた一対のL字状の係止片1bと第2の形材2の間に
介在させておく方が望ましい。この逆回転止め部材16
は、図16に示すように、係止片1bに係合する係止溝
16aを設けてもよく、あるいは、係止片1bの内側に
介在される角柱部材のいずれであってもよい。また、第
2の形材2の回転角度は任意であるが、挿入穴6の傾斜
角度θと同じ角度回転させることにより、第1の形材1
と第2の形材2の面を同一とすることができる。In this case, if the second section 2 is rotated in the opposite direction after being deformed, there is a risk that the bonded state will be released. It is preferable to interpose it between the pair of L-shaped locking pieces 1b and the second shape member 2 provided in the. This reverse rotation stopper member 16
may be provided with a locking groove 16a that engages with the locking piece 1b, as shown in FIG. 16, or may be a prismatic member interposed inside the locking piece 1b. Although the rotation angle of the second profile 2 is arbitrary, by rotating the second profile 2 by the same angle as the inclination angle θ of the insertion hole 6, the first profile 1 can be rotated at any angle.
and the surface of the second profile 2 can be made the same.
【0038】上記説明では第1の形材1が閉断面の中空
状形材である場合について説明したが、例えばC形の開
断面の中空状形材にて第1の形材1を形成することもで
きる。In the above description, the case where the first profile 1 is a hollow profile with a closed cross section has been explained, but the first profile 1 may be formed of, for example, a C-shaped hollow profile with an open cross section. You can also do that.
【0039】なお、第四実施例においてその他の部分は
上記第一実施例ないし第三実施例と同じであるので、そ
の説明は省略する。Note that other parts of the fourth embodiment are the same as those of the first to third embodiments, so their explanation will be omitted.
【0040】◎第五実施例
図17はこの発明の第五実施例における第2の形材の平
面図、図18は第五実施例における別の第2の形材の斜
視図、図19及び図20は第五実施例の結合方法及び結
合構造を説明する側面図及び平面図が示されている。◎Fifth Embodiment FIG. 17 is a plan view of a second profile in the fifth embodiment of the present invention, FIG. 18 is a perspective view of another second profile in the fifth embodiment, FIGS. FIG. 20 shows a side view and a plan view for explaining the coupling method and structure of the fifth embodiment.
【0041】第五実施例は第1の形材1における第2の
形材2の挿入方向と直交する面から荷重Pを加えて第1
の形材1及び第2の形材2に変形5を与えるようにした
場合である。すなわち、まず、第2の形材2の挿入側空
間内に、筒状補強部17aを有する座屈防止用部材17
を挿入するか(図17参照)、あるいは、第2の形材2
に補強リブ18を設けておき(図18参照)、そして、
第1の形材1に穿設された挿入穴6を介して第2の形材
2を第1の形材1の中空部3内に挿入した後、第2の形
材2の挿入方向と直交する第1の形材1の面1cに例え
ばポンチ19等の治具を当接すると共に、ハンマー(図
示せず)等をもって荷重Pを加えることにより(図19
参照)、図21に示すように、第1の形材1及び第2の
形材2に結合用の変形5を与えて結合させるようにした
場合である。In the fifth embodiment, a load P is applied to the first section 1 from a surface perpendicular to the direction in which the second section 2 is inserted.
This is a case where the deformation 5 is given to the section 1 and the second section 2. That is, first, the buckling prevention member 17 having the cylindrical reinforcing portion 17a is installed in the insertion side space of the second profile 2.
(see Figure 17) or insert the second profile 2
A reinforcing rib 18 is provided in (see FIG. 18), and
After inserting the second profile 2 into the hollow part 3 of the first profile 1 through the insertion hole 6 drilled in the first profile 1, the insertion direction of the second profile 2 and By abutting a jig such as a punch 19 on the perpendicular surface 1c of the first section 1, and applying a load P using a hammer (not shown) or the like (Fig. 19
(see FIG. 21), this is a case where the first shape member 1 and the second shape member 2 are given a coupling deformation 5 and are coupled.
【0042】この場合、図20に示すように、荷重Pを
加える位置に予め十字状のスリット20を施すか、ある
いは小孔(図示せず)等を施しておけば、荷重Pを低減
できかつ正確に加えることができる。また、荷重Pの加
える箇所を、図19に想像線で示すように、両側面とす
ることにより更に強固な結合を行うことができる。In this case, as shown in FIG. 20, if a cross-shaped slit 20 or a small hole (not shown) is formed in advance at the position where the load P is applied, the load P can be reduced. Can be added accurately. Further, by applying the load P to both sides as shown by the imaginary line in FIG. 19, an even stronger connection can be achieved.
【0043】第五実施例において、第1の形材1を60
mm×30mm,肉厚を2mmとし、第2の形材2を2
5mm×25mm,肉厚2mmとし、そして、座屈防止
用部材17の筒状補強部17aの外径を16mm,肉厚
を1.5mmとして、荷重P=2900kgを加えた場
合、また、これと同じ条件で、十字状のスリット20を
設けて荷重P=2000kgを加えた場合、カシメを行
った部分の凹み以外は平坦でかつ突起のない強固な結合
状態が得られた。In the fifth embodiment, the first profile 1 is 60
mm x 30 mm, wall thickness is 2 mm, and the second profile 2 is 2
When the dimensions are 5 mm x 25 mm and the wall thickness is 2 mm, and the outer diameter of the cylindrical reinforcing portion 17a of the buckling prevention member 17 is 16 mm and the wall thickness is 1.5 mm, and a load P = 2900 kg is applied. Under the same conditions, when a cross-shaped slit 20 was provided and a load P = 2000 kg was applied, a strong bonded state was obtained that was flat except for the dent in the caulked part and free of protrusions.
【0044】なお、第五実施例において、その他の部分
は上記第一実施例ないし第四実施例と同じであるので、
その説明は省略する。Note that the other parts of the fifth embodiment are the same as those of the first to fourth embodiments, so
The explanation will be omitted.
【0045】◎第六実施例
図22及び図23はこの発明の第六実施例の結合方法及
び結合構造を説明する側断面図が示されている。◎Sixth Embodiment FIGS. 22 and 23 are side sectional views illustrating a joining method and a joining structure according to a sixth embodiment of the present invention.
【0046】第六実施例は結合用の変形以外に第1の形
材と第2の形材とを係合させて強固な結合を得られるよ
うにした場合である。すなわち、第2の形材2の挿入側
端部に、軸方向に沿う変形溝21によって変形可能な係
合片22の外面に係合凹部23を形成すると共に、変形
溝21と平行なと圧接溝24を設け、一方、第1の形材
1の挿入穴6と対向する壁面には、係合凹部23に係合
する係合凸部25と圧接溝24内に圧入する圧接突起2
6を設け、そして、第2の形材2に軸方向の荷重Pを加
えることにより、係合片22を変形させて係合凹部23
を係合凸部25に係合させると共に、圧接溝24内に圧
接突起26を圧入させて結合した場合である。The sixth embodiment is a case in which, in addition to the deformation for coupling, the first profile member and the second profile member are engaged with each other to obtain a strong bond. That is, an engagement recess 23 is formed on the outer surface of an engagement piece 22 that can be deformed by a deformation groove 21 along the axial direction at the insertion side end of the second section 2, and a part parallel to the deformation groove 21 is pressed. A groove 24 is provided on the wall surface facing the insertion hole 6 of the first profile 1, and an engagement protrusion 25 that engages with the engagement recess 23 and a press-fit protrusion 2 that press-fits into the press-fit groove 24 are provided.
6, and by applying an axial load P to the second profile 2, the engagement piece 22 is deformed and the engagement recess 23 is deformed.
This is a case where the contact projections 26 are engaged with the engagement protrusions 25 and the pressure contact projections 26 are press-fitted into the pressure contact grooves 24 for coupling.
【0047】この場合、係合片22の係合凹部23より
先端側に勾配面22aを設けると共に、係合凸部25に
も同様な勾配面25aを設けることにより、係合凹部2
3と係合凸部25の係合が円滑となる。また、圧接溝2
4の幅より圧接突起26の幅を若干大きくすることによ
り、圧接が強固となり結合状態が更に強固となる。In this case, by providing a sloped surface 22a on the distal end side of the engagement recess 23 of the engagement piece 22 and also providing a similar slope surface 25a on the engagement protrusion 25, the engagement recess 2
3 and the engagement protrusion 25 can be smoothly engaged. In addition, pressure contact groove 2
By making the width of the press-contact protrusion 26 slightly larger than the width of 4, the press-contact becomes strong and the bonded state becomes even stronger.
【0048】上記のように係合凹部23と係合凸部25
との係合と、圧接溝24と圧接突起26との圧接係合と
の双方の係合によって、強固な結合状態を維持すること
ができる。As described above, the engagement recess 23 and the engagement protrusion 25
A strong bonding state can be maintained by both the engagement with the pressure contact groove 24 and the pressure contact engagement between the pressure contact groove 24 and the pressure contact protrusion 26.
【0049】なお、上記説明では、第2の形材2に係合
凹部23と圧接溝24を設け、第1の形材1には、係合
凸部25と圧接突起26を設けた場合について述べたが
、必ずしもこのような構造に限定するものではなく、逆
に設けてもよく、あるいは、相対的に係合する状態にあ
れば、これら係合凹部23、係合凸部25、圧接溝24
及び圧接突起26を任意に設けることができる。また、
複数組設けることも可能である。In the above description, the second profile 2 is provided with the engagement recess 23 and the pressure groove 24, and the first profile 1 is provided with the engagement protrusion 25 and the pressure contact protrusion 26. As described above, the structure is not necessarily limited to this, and may be provided in the opposite manner, or if they are in a state of relative engagement, these engagement recesses 23, engagement protrusions 25, and pressure grooves 24
and pressure contact protrusions 26 can be provided as desired. Also,
It is also possible to provide multiple sets.
【0050】◎第七実施例
図24はこの発明の第七実施例における第1の形材の斜
視図、図25は第七実施例における第2の形材の斜視図
、図26は第七実施例における連結部材の斜視図、図2
7及び図28は第七実施例の結合状態を説明する断面図
が示されている。◎Seventh Embodiment FIG. 24 is a perspective view of the first profile in the seventh embodiment of the present invention, FIG. 25 is a perspective view of the second profile in the seventh embodiment, and FIG. 26 is the seventh embodiment. A perspective view of a connecting member in an example, FIG. 2
7 and 28 are cross-sectional views illustrating the combined state of the seventh embodiment.
【0051】第七実施例は連結部材を介在させて第1の
形材と第2の形材を連結させるようにした場合である。
すなわち、第1の形材1の連結側面に設けた固定溝27
に連結部材30の一端を固定した後、連結部材30の他
端を第2の形材2の中空部4内に嵌挿し、そして、第2
の形材2における連結部材30の挿入方向と直交する面
にポンチ19等の治具を当接すると共に、ハンマー(図
示せず)をもって荷重Pを加えて嵌挿部に結合用の変形
5を与えることにより、連結部材30を介して第1の形
材1と第2の形材2とを結合した場合である。The seventh embodiment is a case in which a connecting member is interposed to connect the first section and the second section. That is, the fixing groove 27 provided on the connecting side surface of the first section 1
After fixing one end of the connecting member 30 to the second frame member 2, the other end of the connecting member 30 is inserted into the hollow part 4 of the second section 2, and then
A jig such as a punch 19 is brought into contact with a surface perpendicular to the insertion direction of the connecting member 30 in the profile 2, and a load P is applied with a hammer (not shown) to give a deformation 5 for coupling to the insertion part. This is a case where the first section 1 and the second section 2 are connected via the connecting member 30.
【0052】この場合、第1の形材1の連結側面に狭隘
開口状の固定溝27を設け、連結部材30の固定側端部
にはこの固定溝27内に摺動可能に嵌合されるT形の固
定部31を設けることにより、溶接やリベット等の固定
部材等を用いることなく、直接連結部材30を第1の形
材1に固定することができる。また、第1の形材1の上
部に上部水平片28を設けると共に、この上部水平片2
8の一部に第2の形材2の幅に相当する切欠28aを設
けることにより、第2の形材2の横方向の移動を防止す
ることができる。また、第1の形材1の下部に下部水平
片29を設けることにより、この下部水平片29上に第
2の形材2を載置することができると共に、連結部材3
0と第2の形材2とを結合する際の荷重Pを支持するこ
とができる。一方、第2の形材2の中空部4内の両側壁
2aには連結部材30の挿入部32を案内する一対の凸
条34が設けられている。In this case, a fixing groove 27 in the form of a narrow opening is provided on the connecting side surface of the first section 1, and the fixing groove 27 is slidably fitted into the fixing groove 27 at the fixed side end of the connecting member 30. By providing the T-shaped fixing portion 31, the connecting member 30 can be directly fixed to the first section 1 without using fixing members such as welding or rivets. Further, an upper horizontal piece 28 is provided on the upper part of the first section 1, and this upper horizontal piece 2
By providing a notch 28a corresponding to the width of the second section 2 in a part of the section 8, the second section 2 can be prevented from moving in the lateral direction. Further, by providing the lower horizontal piece 29 at the lower part of the first profile 1, the second profile 2 can be placed on this lower horizontal piece 29, and the connecting member 3
0 and the second shape member 2 can be supported. On the other hand, a pair of protrusions 34 for guiding the insertion portion 32 of the connecting member 30 are provided on both side walls 2a in the hollow portion 4 of the second profile 2.
【0053】なお、連結部材30はアルミニウム製押出
形材にて形成されており、第2の形材2の中空部4内に
挿入される挿入部32にはカシメ用穴33が穿設されて
いる。このカシメ用穴33は上下からカシメる場合には
上下方向に貫通し、また、横からカシメる場合には水平
方向に貫通している(図26の想像線参照)。また、連
結部材30は固定部31と挿入部32とを同軸上に設け
る(図26(a)参照)他、図26(b)に示すように
固定部31と挿入部32とを段状に形成することにより
、第1の形材1と第2の形材2とを段違い状にずらせて
結合することができる(図27及び図28参照)。なお
、第1の形材1と第2の形材2を段違い状に結合する場
合には、図27に示すように、第2の形材2の凸条34
を切り欠くか、あるいは、図26(b)に示す連結部材
30の側部に切欠部を設けておく必要がある。The connecting member 30 is made of an extruded aluminum section, and a caulking hole 33 is formed in the insertion section 32 inserted into the hollow section 4 of the second section 2. There is. This caulking hole 33 penetrates in the vertical direction when caulking is performed from above and below, and in the horizontal direction when caulking is performed from the side (see the imaginary line in FIG. 26). In addition, the connecting member 30 has the fixing part 31 and the insertion part 32 coaxially arranged (see FIG. 26(a)), and also has the fixing part 31 and the insertion part 32 arranged in a stepped manner as shown in FIG. 26(b). By forming the first shape member 1 and the second shape member 2, the first shape member 1 and the second shape member 2 can be connected to each other in a staggered manner (see FIGS. 27 and 28). In addition, when joining the first profile 1 and the second profile 2 in a stepped manner, as shown in FIG.
Alternatively, it is necessary to provide a notch on the side of the connecting member 30 shown in FIG. 26(b).
【0054】なお、上記説明では第1の形材1に連結部
材30を固定した後、第2の形材2に変形5を与えて連
結部材30に結合させる場合について述べたが、第1の
形材1と第2の形材2とを逆にしてもよい。また、第七
実施例において、上記第一実施例ないし第六実施例と同
様に異種材料の結合が可能であると共に、種々の断面形
状の形材同士の結合にも適用できる。[0054] In the above explanation, after the connecting member 30 is fixed to the first section 1, the second section 2 is deformed 5 and is connected to the connecting member 30. The profile 1 and the second profile 2 may be reversed. Further, in the seventh embodiment, it is possible to join dissimilar materials as in the first to sixth embodiments, and it is also applicable to joining sections having various cross-sectional shapes.
【0055】なお、上記実施例では第1の形材1と第2
の形材2とをT字状に結合する場合について説明したが
、必ずしもT字状に結合する場合に限定されるものでは
なく、適宜角度をもって第1の形材1と第2の形材2と
を交差状に結合することもできる。[0055] In the above embodiment, the first shape member 1 and the second
Although the case where the first profile member 1 and the second profile member 2 are coupled in a T-shape has been described, it is not necessarily limited to the case where the first profile member 1 and the second profile member 2 are coupled at an appropriate angle. They can also be combined in a crosswise manner.
【0056】◎第八実施例
図29はこの発明の第八実施例の結合構造の断面図、図
30は図29のA−A断面図、図31は第八実施例にお
ける第2の形材の斜視図、図32は第八実施例における
第1の形材の一部断面斜視図が示されている。◎Eighth Embodiment FIG. 29 is a sectional view of a joint structure according to an eighth embodiment of the present invention, FIG. 30 is a sectional view taken along line A-A in FIG. 29, and FIG. 31 is a second profile in the eighth embodiment. FIG. 32 is a partially sectional perspective view of the first section in the eighth embodiment.
【0057】第八実施例は第1の形材と第2の形材の結
合を更に強固にした場合である。すなわち、図31に示
すように、偏平中空状に形成される第2の形材2の結合
側先端部をプレス等によって圧潰して両側に挿入方向に
沿う補強部すなわち補強リブ35,35を形成し、かつ
、先端側の両端を切除して分割可能な係合片36,36
を有する断面凹状の偏平部37を設ける。一方、第1の
形材1には、図32に示すように、第2の形材2の偏平
部37の断面形状と相似形の挿入穴6をレーザー加工に
よって穿設する。そして、第1の形材1の挿入穴6内に
第2の形材2の偏平部37を挿入して貫通した後、第1
の形材1から突出した係合片36に荷重Pを加えて拡開
変形5して挿入穴6の開口縁部に係合させるようにした
場合である。The eighth embodiment is a case where the connection between the first section and the second section is further strengthened. That is, as shown in FIG. 31, the joining side tip of the second shape member 2 formed in a flat hollow shape is crushed by a press or the like to form reinforcing portions, that is, reinforcing ribs 35, 35 along the insertion direction on both sides. and engaging pieces 36, 36 that can be divided by cutting off both ends on the distal end side.
A flat portion 37 having a concave cross section is provided. On the other hand, as shown in FIG. 32, an insertion hole 6 having a similar cross-sectional shape to the flat part 37 of the second profile 2 is bored in the first profile 1 by laser machining. Then, after inserting and penetrating the flat part 37 of the second profile 2 into the insertion hole 6 of the first profile 1,
This is a case where a load P is applied to the engaging piece 36 protruding from the profile 1, causing it to expand and deform 5 and engage with the opening edge of the insertion hole 6.
【0058】このように構成することにより、第2の形
材2の基部側と偏平部37との間の段部37aと拡開変
形5とによって挾持状に結合されるので、強固な結合と
することができる。また、挿入穴6をレーザー加工によ
り穿設することにより高精度の穴加工を行うことができ
、偏平部37を挿入穴6内に密接させた状態で嵌挿させ
ることができる。なお、上記説明では、補強部である補
強リブ35が2つ設けられる場合について述べたが必ず
しも補強リブ35は2つである必要はなく、1つあるい
は3つ以上であってもよい。With this configuration, the step portion 37a between the base side of the second section 2 and the flat portion 37 and the expansion deformation 5 are connected in a sandwich-like manner, so that a strong connection is achieved. can do. Further, by drilling the insertion hole 6 by laser processing, it is possible to perform hole processing with high precision, and the flat portion 37 can be inserted into the insertion hole 6 in a close state. In the above description, a case has been described in which two reinforcing ribs 35, which are reinforcing portions, are provided, but the number of reinforcing ribs 35 does not necessarily have to be two, and may be one or three or more.
【0059】◎第九実施例
図33はこの発明の第九実施例の結合状態の断面図、第
34は第九実施例における第2の形材と拡開治具の分解
斜視図、図35は第2の形材に拡開治具を取付けた状態
の斜視図が示されている。◎Ninth Embodiment FIG. 33 is a cross-sectional view of the combined state of the ninth embodiment of the present invention, FIG. 34 is an exploded perspective view of the second profile and the expansion jig in the ninth embodiment, and FIG. 35 shows a perspective view of the second profile with the expansion jig attached.
【0060】第九実施例は第1の形材の挿入穴と第2の
形材の挿入部とを密接させて強固な結合を行うようにし
た場合である。すなわち、偏平中空状に形成される第2
の形材2の結合側端部内に、板状の基部38の先端に基
部38の厚みよりやや大きな寸法を有する膨隆部39を
設けた拡開治具40を一部突出させた状態で嵌挿した後
、プレス成形によって基部38と第2の形材2とを圧接
し(図35参照)、そして、図36に示すように、拡開
治具40を嵌着した第2の形材2の結合側先端部を第1
の形材1の挿入穴6内に挿入して貫通させた後、図37
に示すように、拡開治具40を外方に引き抜くことによ
って膨隆部39により第2の形材2の肉厚を膨隆部39
の寸法と基部38の厚みとの差分だけ塑性変形5して挿
入穴6の開口縁に圧接係合するようにした場合である。
このようにして第1の形材1と第2の形材2とを結合し
た後、最後に第2の形材2の突出部を拡開変形5するこ
とにより、更に強固な結合とすることができる。なおこ
の場合、第1の形材1に設けられる挿入穴6は上記と同
様にレーザ加工により行えば精度のよい穴加工とするこ
とができる。また、拡開治具40に引張り荷重を加える
装置を連結するための連結穴41を設けておく方が望ま
しい。The ninth embodiment is a case in which the insertion hole of the first section and the insertion section of the second section are brought into close contact to form a strong connection. In other words, the second
An expansion jig 40, which has a plate-shaped base 38 and a bulge 39 having a dimension slightly larger than the thickness of the base 38 at the tip thereof, is inserted into the joining side end of the profile 2 with a portion protruding. After that, the base 38 and the second profile 2 are pressed together by press molding (see FIG. 35), and as shown in FIG. 36, the second profile 2 fitted with the expansion jig 40 is Place the tip of the connecting side as the first
After inserting it into the insertion hole 6 of the section 1 of FIG. 37
As shown in FIG.
This is a case where the base part 38 is plastically deformed 5 by the difference between the dimension of the base part 38 and the thickness of the base part 38, and is pressed into engagement with the opening edge of the insertion hole 6. After joining the first section 1 and the second section 2 in this way, the protrusion of the second section 2 is finally expanded and deformed 5 to make the connection even stronger. Can be done. In this case, the insertion hole 6 provided in the first profile 1 can be machined with high precision by laser processing in the same manner as described above. Further, it is preferable to provide a connection hole 41 for connecting a device that applies a tensile load to the expansion jig 40.
【0061】したがって、挿入穴6と第2の形材2との
隙間がなくなるので、結合後のがたつきや捩じれ等を防
止することができ、強固な結合とすることができる。[0061] Therefore, since there is no gap between the insertion hole 6 and the second shape member 2, rattling or twisting after joining can be prevented, and a strong joint can be achieved.
【0062】[0062]
【発明の効果】以上に説明したように、この発明の形材
の結合方法及び結合構造によれば、上記のように構成さ
れているので、以下のような効果が得られる。As explained above, according to the method and structure for joining shapes of the present invention, which are constructed as described above, the following effects can be obtained.
【0063】第1の形材に穿設された挿入穴を介して第
2の形材を第1の形材の中空部内に挿入し、第1又は第
2の形材のいずれかに荷重を加えて、第2の形材に挿入
穴と係合する結合用の変形を与えることにより、溶接等
の固定手段やリベット等の固定部材を用いることなく簡
単かつ確実に第1の形材と第2の形材を交差状に結合す
ることができる。また、第1の形材又は第2の形材の結
合部のいずれか一方に連結部材を固定すると共に、この
連結部材を第1又は第2の形材に嵌挿し、第1又は第2
の形材のいずれかに荷重を加えて嵌挿部に結合用の変形
を与えることにより、溶接等の固定手段やリベット等の
固定部材を用いることなく連結部材を介して第1の形材
と第2の形材とを簡単かつ確実に結合することができる
。[0063] The second profile is inserted into the hollow part of the first profile through the insertion hole drilled in the first profile, and a load is applied to either the first or second profile. In addition, by giving the second profile a coupling deformation that engages with the insertion hole, the first profile and the second profile can be easily and reliably connected without using fixing means such as welding or fixing members such as rivets. Two profiles can be joined in a crosswise manner. Further, a connecting member is fixed to either the connecting portion of the first or second shape member, and the connecting member is inserted into the first or second shape member, and the connecting member is inserted into the first or second shape member.
By applying a load to one of the sections and deforming the fitting part for connection, it can be connected to the first section through the connecting member without using fixing means such as welding or fixing members such as rivets. The second profile can be easily and reliably joined.
【図1】この発明の第一実施例の結合構造の断面斜視図
である。FIG. 1 is a cross-sectional perspective view of a coupling structure according to a first embodiment of the present invention.
【図2】第一実施例の結合状態を示す正断面図及びその
側断面図である。FIG. 2 is a front cross-sectional view and a side cross-sectional view thereof showing a coupled state of the first embodiment.
【図3】第一実施例の結合構造を示す正断面図及びその
側断面図である。FIG. 3 is a front cross-sectional view and a side cross-sectional view of the joint structure of the first embodiment.
【図4】第一実施例の別の結合構造を示す断面図である
。FIG. 4 is a sectional view showing another coupling structure of the first embodiment.
【図5】第一実施例における変形誘導部の別の形態を示
す断面図である。FIG. 5 is a sectional view showing another form of the deformation guide part in the first embodiment.
【図6】第二実施例の結合状態を示す正断面図及びその
側断面図である。FIG. 6 is a front cross-sectional view and a side cross-sectional view thereof showing a coupled state of the second embodiment.
【図7】第二実施例の結合構造を示す正断面図及びその
側断面図である。FIG. 7 is a front cross-sectional view and a side cross-sectional view of the joint structure of the second embodiment.
【図8】第三実施例の結合状態を示す正断面図及びその
側断面図である。FIG. 8 is a front cross-sectional view and a side cross-sectional view thereof showing a coupled state of the third embodiment.
【図9】第三実施例の結合構造を示す正断面図及びその
側断面図である。FIG. 9 is a front cross-sectional view and a side cross-sectional view of the joint structure of the third embodiment.
【図10】第三実施例における補強リングの別の取付け
態様を示す断面図である。FIG. 10 is a cross-sectional view showing another attachment mode of the reinforcing ring in the third embodiment.
【図11】第三実施例の別の結合状態を示す断面図であ
る。FIG. 11 is a sectional view showing another coupled state of the third embodiment.
【図12】第四実施例における第1の形材を示す斜視図
である。FIG. 12 is a perspective view showing the first section in the fourth embodiment.
【図13】第四実施例における第2の形材を示す斜視図
である。FIG. 13 is a perspective view showing a second profile in the fourth embodiment.
【図14】第四実施例の結合状態を示す正面図である。FIG. 14 is a front view showing a coupled state of the fourth embodiment.
【図15】第四実施例の結合構造の一部を断面で示す正
面図である。FIG. 15 is a front view showing a part of the coupling structure of the fourth embodiment in cross section.
【図16】第四実施例の結合構造の側断面図である。FIG. 16 is a side sectional view of the coupling structure of the fourth embodiment.
【図17】第五実施例における第2の形材と座屈防止用
部材を示す平面図である。FIG. 17 is a plan view showing a second profile and a buckling prevention member in the fifth embodiment.
【図18】第五実施例における第2の形材の別の形態を
示す斜視図である。FIG. 18 is a perspective view showing another form of the second profile in the fifth embodiment.
【図19】第五実施例の結合状態を示す側断面図である
。FIG. 19 is a side sectional view showing a coupled state of the fifth embodiment.
【図20】第五実施例の結合構造を示す平面図である。FIG. 20 is a plan view showing the coupling structure of the fifth embodiment.
【図21】第五実施例の結合構造を示す要部断面図であ
る。FIG. 21 is a sectional view of a main part showing a coupling structure of a fifth embodiment.
【図22】第六実施例の結合前の状態を示す正断面図で
ある。FIG. 22 is a front sectional view showing the state of the sixth embodiment before connection.
【図23】第六実施例の結合状態を示す正断面図及びそ
の側断面図である。FIG. 23 is a front cross-sectional view and a side cross-sectional view thereof showing a joined state of the sixth embodiment.
【図24】第七実施例における第1の形材を示す斜視図
である。FIG. 24 is a perspective view showing the first section in the seventh embodiment.
【図25】第七実施例における第2の形材を示す斜視図
である。FIG. 25 is a perspective view showing a second profile in the seventh embodiment.
【図26】第七実施例における連結部材の2つの形態を
示す斜視図である。FIG. 26 is a perspective view showing two forms of the connecting member in the seventh embodiment.
【図27】第七実施例の結合状態を示す断面図である。FIG. 27 is a sectional view showing a coupled state of the seventh embodiment.
【図28】第七実施例の別の結合状態を示す断面図であ
る。FIG. 28 is a sectional view showing another coupled state of the seventh embodiment.
【図29】第八実施例の結合状態を示す断面図である。FIG. 29 is a sectional view showing a coupled state of the eighth embodiment.
【図30】図29のA−A断面図である。FIG. 30 is a sectional view taken along line AA in FIG. 29;
【図31】第八実施例における第2の形材を示す斜視図
である。FIG. 31 is a perspective view showing a second profile in the eighth embodiment.
【図32】第八実施例における第1の形材を示す斜視図
である。FIG. 32 is a perspective view showing the first section in the eighth embodiment.
【図33】第九実施例の結合状態を示す断面図である。FIG. 33 is a sectional view showing a coupled state of the ninth embodiment.
【図34】第九実施例における第2の形材と拡開治具を
示す分解斜視図である。FIG. 34 is an exploded perspective view showing the second profile and the expansion jig in the ninth embodiment.
【図35】第九実施例における第2の形材と拡開治具の
嵌着状態を示す斜視図である。FIG. 35 is a perspective view showing a fitted state of the second profile and the expansion jig in the ninth embodiment.
【図36】第九実施例の結合前の状態を示す断面図であ
る。FIG. 36 is a sectional view showing the state of the ninth embodiment before connection.
【図37】第九実施例における結合状態を示す拡大断面
図である。FIG. 37 is an enlarged sectional view showing a coupled state in the ninth embodiment.
1 第1の形材 2 第2の形材 5 変形部 6 挿入穴 6a 開口縁 7 変形誘導用穴(変形誘導部) 7a スリット(変形誘導部) 7b 薄肉部(変形誘導部) 9 拡開部材 9a テーパ面 10 補強リング 11 液体(加圧媒体) 12 弾性部材(加圧媒体) 15 切欠 23 係合凹部 24 圧接溝 25 係合凸部 26 圧接突起 27 固定溝 30 連結部材 31 固定部 32 挿入部 35 補強リブ(補強部) 36 係合片 37 偏平部 38 基部 39 膨隆部 40 拡開治具 P 荷重 p 液圧(荷重) F 圧縮荷重 1 First profile 2 Second profile 5 Deformed part 6 Insertion hole 6a Opening edge 7 Deformation guidance hole (deformation guidance part) 7a Slit (deformation guiding part) 7b Thin wall part (deformation guiding part) 9 Expansion member 9a Tapered surface 10 Reinforcement ring 11 Liquid (pressurized medium) 12 Elastic member (pressure medium) 15 Notch 23 Engagement recess 24 Pressure groove 25 Engagement convex part 26 Pressure contact protrusion 27 Fixed groove 30 Connecting member 31 Fixed part 32 Insertion part 35 Reinforcement rib (reinforcement part) 36 Engagement piece 37 Flat part 38 Base 39 Swelling part 40 Expansion jig P Load p Hydraulic pressure (load) F Compressive load
Claims (11)
形材を交差状に結合する形材の結合方法において、第1
の形材の結合部に第2の形材の挿入穴を穿設し、上記挿
入穴を介して第2の形材を第1の形材の中空部内に挿入
すると共に、第1又は第2の形材のいずれかに荷重を加
えることにより、上記挿入穴と係合する結合用の変形を
与えるようにしたことを特徴とする形材の結合方法。Claim 1. A method for joining two shapes, at least one of which is hollow, in a crosswise manner, comprising:
An insertion hole for a second shape member is formed in the joining part of the shape members, and the second shape member is inserted into the hollow part of the first shape member through the insertion hole, and the first or second shape member is inserted into the hollow part of the first shape member. A method for joining shapes, characterized in that by applying a load to one of the shapes, deformation is applied for joining to engage with the insertion hole.
形材を交差状に結合する形材の結合方法において、第1
の形材又は第2の形材の結合部のいずれか一方に連結部
材を固定し、上記連結部材を第1又は第2の形材に嵌挿
し、上記第1又は第2の形材のいずれかに荷重を加えて
嵌挿部に結合用の変形を与えることにより、連結部材を
介して第1の形材と第2の形材とを結合することを特徴
とする形材の結合方法。2. A method for joining two shapes, at least one of which is hollow, in a crosswise manner, comprising:
A connecting member is fixed to either one of the connecting portions of the shape member or the second shape member, the connecting member is inserted into the first or second shape member, and the connecting member is fixed to either the first or second shape member. 1. A method for joining shapes, which comprises joining a first shape member and a second shape member via a connecting member by applying a load to apply deformation for coupling to the insertion portion.
形材を交差状に結合する形材の結合構造において、第1
の形材の結合部に第2の形材の挿入穴が穿設され、上記
挿入穴を介して第2の形材が第1の形材の中空部内に挿
入されると共に、その中空部内側に挿入穴と係合する結
合用の変形を設けたことを特徴とする形材の結合構造。3. In a structure for joining two shapes, at least one of which is hollow, in a shape of a cross, the first
An insertion hole for the second shape member is bored in the joining part of the shape members, and the second shape member is inserted into the hollow part of the first shape member through the insertion hole, and the inside of the hollow part is inserted. A joint structure for a shape member, characterized in that a joint deformation that engages with an insertion hole is provided in the member.
2の形材の先端部に変形誘導部を設け、この変形誘導部
を有する横断面の外方向に結合用の変形を設けたことを
特徴とする請求項3記載の形材の結合構造。4. A deformation guide is provided at the tip of the second profile inserted into the hollow part of the first profile, and a coupling deformation is provided in the outward direction of the cross section having the deformation guide. 4. The joining structure of sections according to claim 3, characterized in that:
2の形材の先端部に拡開方向にテーパ面を有する拡開部
材が嵌合され、この拡開部材のテーパ面により結合用の
変形を設けたことを特徴とする請求項3記載の形材の結
合構造。5. An expansion member having a tapered surface in the expansion direction is fitted to the distal end of the second shape member inserted into the hollow portion of the first shape member, and the tapered surface of the expansion member 4. The structure for joining sections according to claim 3, further comprising a deformation for joining.
2の形材の先端部に補強リングが嵌着され、第1の形材
の中空部における上記補強リング以外の部分に結合用の
変形を設けたことを特徴とする請求項3記載の形材の結
合構造。6. A reinforcing ring is fitted to the tip of the second profile inserted into the hollow part of the first profile, and is coupled to a portion of the hollow part of the first profile other than the reinforcing ring. 4. The structure for connecting sections according to claim 3, further comprising a deformation for the shape.
口縁と係合する切欠が設けられ、この切欠の部位にこじ
り変形を設けたことを特徴とする請求項3記載の形材の
結合構造。7. The second shape member is provided with a notch that engages with the opening edge of the insertion hole of the first shape member, and the notch is provided with a prying deformation. Combined structure of sections.
、互いに係合する第1及び第2の形材の変形を設けたこ
とを特徴とする請求項3記載の形材の結合構造。8. The joining of the sections according to claim 3, characterized in that the first and second sections are deformed so as to engage with each other on a plane perpendicular to the insertion direction of the second section. structure.
入側先端の対向する部位におけるいずれか一方に変形可
能な係合凹部と圧接溝を設け、他方には上記係合凹部に
係合する係合凸部及び圧接溝内に圧入する圧接突起を設
けたことを特徴とする請求項3記載の形材の結合構造。9. A deformable engagement recess and a press-contact groove are provided on one of the opposing parts of the inner wall of the first profile and the insertion side tip of the second profile, and the other is provided with the engagement groove. 4. The structure for joining shapes according to claim 3, further comprising an engagement convex portion that engages with the recess and a press-contact protrusion that press-fits into the press-contact groove.
の形材を交差状に結合する形材の結合構造において、第
1の形材又は第2の形材の結合部のいずれか一方に固定
される連結部材が他方の形材に嵌挿されると共に、その
形材に設けられた変形部に係合して、上記連結部材を介
して第1の形材と第2の形材とを結合してなることを特
徴とする形材の結合構造。10. In a shape joining structure in which two shapes, at least one of which is hollow, are joined in a crosswise manner, the shape is fixed to either the first shape or the second shape. A connecting member is inserted into the other shape member and engages with a deformed portion provided on the other shape member to connect the first shape member and the second shape member via the connecting member. A joint structure of shapes that is characterized by a
向に沿う補強部と分割可能な係合片を有する偏平部を設
け、上記偏平部がこの偏平部と相似形の挿入穴内に嵌合
挿入されると共に、上記係合片が挿入穴に係合すべく拡
開変形してなることを特徴とする請求項3記載の形材の
結合構造。11. A flat part having a reinforcing part along the insertion direction and a separable engagement piece is provided at the joining side end of the second profile, and the flat part is inserted into an insertion hole having a similar shape to the flat part. 4. The structure for joining shapes according to claim 3, wherein the engaging piece is expanded and deformed to engage with the insertion hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3108119A JP2500542B2 (en) | 1991-04-15 | 1991-04-15 | How to join sections |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3108119A JP2500542B2 (en) | 1991-04-15 | 1991-04-15 | How to join sections |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17024295A Division JP2591516B2 (en) | 1995-06-13 | 1995-06-13 | How to join sections |
JP17024395A Division JP2591517B2 (en) | 1995-06-13 | 1995-06-13 | How to join sections |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04316705A true JPH04316705A (en) | 1992-11-09 |
JP2500542B2 JP2500542B2 (en) | 1996-05-29 |
Family
ID=14476407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3108119A Expired - Fee Related JP2500542B2 (en) | 1991-04-15 | 1991-04-15 | How to join sections |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2500542B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008051237A (en) * | 2006-08-25 | 2008-03-06 | Showa Denko Kk | Connecting structure of for a plurality of pipes |
JP2015132081A (en) * | 2014-01-10 | 2015-07-23 | 株式会社Lixil | Connection structure between beam and column, and car port |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52135435U (en) * | 1976-04-09 | 1977-10-14 | ||
JPS52128871A (en) * | 1976-04-21 | 1977-10-28 | Daidou Kakouki Kougiyou Kk | Method of bonding metal pipe material |
JPS57163772A (en) * | 1981-03-31 | 1982-10-08 | Asahi Malleable Iron Co Ltd | Fixing of valve seat |
JPS57200713A (en) * | 1981-06-02 | 1982-12-09 | Tadahiro Yuuki | Fixing of iron plate and boss or bearing |
JPS5891942A (en) * | 1981-11-24 | 1983-06-01 | Mazda Motor Corp | Combined structure of parts |
JPS6024911U (en) * | 1983-07-28 | 1985-02-20 | 日本プライメタル株式会社 | Connection device for circular pipe members |
-
1991
- 1991-04-15 JP JP3108119A patent/JP2500542B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52135435U (en) * | 1976-04-09 | 1977-10-14 | ||
JPS52128871A (en) * | 1976-04-21 | 1977-10-28 | Daidou Kakouki Kougiyou Kk | Method of bonding metal pipe material |
JPS57163772A (en) * | 1981-03-31 | 1982-10-08 | Asahi Malleable Iron Co Ltd | Fixing of valve seat |
JPS57200713A (en) * | 1981-06-02 | 1982-12-09 | Tadahiro Yuuki | Fixing of iron plate and boss or bearing |
JPS5891942A (en) * | 1981-11-24 | 1983-06-01 | Mazda Motor Corp | Combined structure of parts |
JPS6024911U (en) * | 1983-07-28 | 1985-02-20 | 日本プライメタル株式会社 | Connection device for circular pipe members |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008051237A (en) * | 2006-08-25 | 2008-03-06 | Showa Denko Kk | Connecting structure of for a plurality of pipes |
JP2015132081A (en) * | 2014-01-10 | 2015-07-23 | 株式会社Lixil | Connection structure between beam and column, and car port |
Also Published As
Publication number | Publication date |
---|---|
JP2500542B2 (en) | 1996-05-29 |
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