JP3026758B2 - Method of assembling the exhaust muffler - Google Patents

Method of assembling the exhaust muffler

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Publication number
JP3026758B2
JP3026758B2 JP8238289A JP23828996A JP3026758B2 JP 3026758 B2 JP3026758 B2 JP 3026758B2 JP 8238289 A JP8238289 A JP 8238289A JP 23828996 A JP23828996 A JP 23828996A JP 3026758 B2 JP3026758 B2 JP 3026758B2
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member
outer
outer tubular
assembling
tubular member
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JPH1089042A (en
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博司 光吉
泰夫 増田
雅明 早川
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本田技研工業株式会社
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Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【発明の属する技術分野】本発明は、例えば車両に装備される排気消音器の組付け方法の改良に関する。 The present invention relates to, for example relates to an improvement in a method of assembling the exhaust muffler to be mounted on a vehicle.

【0002】 [0002]

【従来の技術】従来、車両に装備する排気消音器として、外筒部材に二重構造等の複層構造を採用した消音器が知られており、一重の外筒部材に較べて消音効果に優れるため、例えば小型化が可能になり、隔壁、連通管、 Conventionally, as an exhaust muffler equipped to the vehicle, it is known muffler that employs a multi-layer structure of a double structure such as the outer cylinder member, the silencing effect compared to the single outer tubular member excellent for, for example, can be reduced in size, the partition wall, the communicating pipe,
多孔性板等の内蔵部材を簡略化出来る等の利点を有している。 The internal member such as porous plate has advantages such can be simplified.

【0003】 [0003]

【発明が解決しようとする課題】ところが、従来の外筒部材が複層構造の消音器の組付け方法は、1枚の板材をロール成形等で複数巻きにして外筒部材を成形した後、 [SUMMARY OF THE INVENTION However, the method of assembling the conventional outer cylinder member muffler multilayer structure, after forming the outer tube member to a single plate material into a plurality wound in roll forming or the like,
内部に内蔵部材を挿入して組み付けるようにしており、 And as assembled by inserting the internal member therein,
従来の一重構造の外筒部材のように内蔵部材を締め付けた状態で組み付けることが出来ず、最終的に内蔵部材と外筒部材をスポット溶接等で固着する必要があり、生産性が良くなかった。 Can not be assembled in a state of clamping the internal member as the outer cylinder member of the conventional single-layer structure, and finally the internal member and the outer tubular member must be secured by spot welding or the like, was not good productivity . また、外筒部材が1枚の板材で構成されているため、軽量化、外観デザインの多様化、材料費の低廉化等に簡易に対応出来ないという問題もあった。 Further, because the sleeve member is composed of one plate material, lightweight, diversification of appearance design, there is a problem that can not correspond to the simple to the cost reduction and the like of the material cost.

【0004】そこで、複数構造の外筒部材を採用した消音器の組付け方法において、内蔵部材を締め付けた状態で組み付けることで内蔵部材と外筒部材の溶接工程を省略出来、しかも、軽量化、外観デザインの多様化、材料費の低廉化等に容易に対応出来る技術が望まれていた。 [0004] Therefore, in the silencer assembly method employing the outer tubular member of the plurality structure can omit the welding process of the internal member and the outer tubular member by assembling in a state of clamping the internal member, moreover, light weight, diversification of appearance design, easily cope with possible technology to cost reduction, such as cost of materials has been desired.

【0005】 [0005]

【課題を解決するための手段】上記課題を解決するため本発明は、請求項1において内外材を重ねて同時にロール成形することで得られる複層構造をなす一巻き状の外筒部材と、複数の部材を予め組付けて構成される内蔵部材とを用意し、前記一巻き状の外筒部材に前記内蔵部材を挿入し、次いで、内蔵部材と外筒部材とを溶接等で固定することなく、外筒部材で内蔵部材を締め付けた状態で外筒部材の一部を溶接することで外筒部材に内蔵部材を保持するようにした。 Means for Solving the Problems] To solve the above problems the present invention comprises a one turn shaped outer cylindrical member having a multilayer structure obtained by roll forming simultaneously overlapping the inner and outer members according to claim 1, prepared and formed internal member previously assembled a plurality of members, the internal member is inserted into the outer cylinder member of the one turn-like, then by fixing the internal member and the outer tubular member by welding or the like without and to retain the internal member to the outer tubular member by welding a portion of the outer tubular member in a state of clamping the internal member with the outer tubular member.

【0006】外筒部材の成形にあたり、略同形状の複数の内外材を重ねて同時にロール成形するようにすれば、 [0006] Upon forming the outer tubular member, if substantially overlapping a plurality of inner and outer members having the same shape as roll forming simultaneously,
従来の一重構造の外筒部材の場合と同様に、内蔵部材を外筒部材で締め付けた状態で組み付けることが出来、内蔵部材は外筒部材の内部にリジッドに固定されて、内蔵部材と外筒部材を接合するための溶接工程等が省略出来る。 As with the outer tubular member of the conventional single structure, the internal member can be assembled in a state of clamping by the outer tubular member, the internal member is fixed to the rigid inside the outer tube member, internal member and the outer cylinder welding process or the like for joining members can be omitted. そしてこのロール成形は、特に外筒部材を分割せずに一体筒型にする時に便利な成形である。 And this roll-forming is a convenient molding particularly when integrated tubular without dividing the outer cylinder member.

【0007】また外筒部材を一対の半体から構成する場合、請求項2のように、内外材を重ねて同時にプレス成形することで得られる複層構造をなす半筒状の一対の外筒部材半体と、複数の部材を予め組付けて構成される内蔵部材とを用意し、前記一対の外筒部材半体内に前記内蔵部材を挿入し、次いで、内蔵部材と外筒部材とを溶接等で固定することなく、外筒部材で内蔵部材を締め付けた状態で一対の外筒部材半体同士を溶接することで、外筒部材に内蔵部材を保持するるようにしても良い。 [0007] When configuring the outer cylindrical member of a pair of halves, as claimed in claim 2, semi-cylindrical pair of outer cylinder constituting the multilayer structure obtained by press molding at the same time overlapping the inner and outer member welding and member halves, prepared and built member made previously assembled a plurality of members, the insert a pair of outer tubular member half the internal member within the body, then the internal member and the outer tubular member without fixing the like, by welding together a pair of outer tubular member half in a state of clamping the internal member with the outer tubular member, it may be Ruru to hold the internal member to the outer tubular member.

【0008】そしてこの場合は、複数の内外材を重ねてプレス成形により複層構造の半筒形状の一対の外筒部材半体を形成し、内蔵部材の周囲を一対の外筒部材半体で締め付けながら各外筒部材半体の接合部を溶接する。 [0008] Then, in this case forms a pair of outer tubular member halves of semi-cylindrical shape with a multilayer structure by press molding Multiple layers of the inner and outer members, the periphery of the internal member in a pair of outer tubular member halves tightening while welding a joint of the outer tubular member halves.

【0009】また請求項3では、外筒部材の端部に端板が設けられた排気消音器の組付け方法において、複数の内外材が重ね合せられた状態でプレスにより同時に一体化された端板を用意し、この端板が内蔵部材を外筒部材によって締め付け保持した後、端板を外筒部材の前後端部に溶接等により接合するようにした。 [0009] According to claim 3, in the method of assembling the exhaust silencer end plate is provided at an end portion of the outer tubular member, the end which is integrated at the same time by a press in a state in which a plurality of inner and outer members were superposed providing a plate, and to bonding the end plate is built member after tightening held by the outer tube member, the end plate before and after the end of the outer tubular member by welding or the like.

【0010】また請求項4では、外筒部材及び/又は端板の内外材を異質材で構成し、請求項1乃至請求項3のいずれか1項に記載の排気消音器の組付け方法により外筒部材に内蔵部材を保持するようにし、また請求項5では、外筒部材及び/又は端板の内外材の厚みを異ならせて構成し、請求項1乃至請求項4のいずれか1項に記載の排気消音器の組付け方法により外筒部材に内蔵部材を保持するようにした。 [0010] According to claim 4, constituted by foreign material inside and outside material of the outer tube member and / or the end plate, the method of assembling an exhaust muffler according to any one of claims 1 to 3 so as to retain the internal member to the outer tubular member, also in claim 5, configured with different thicknesses of the inner and outer material of the outer tubular member and / or the end plate, any one of claims 1 to 4 and to hold the internal member to the outer tubular member by a method of assembling the exhaust muffler according to. このように内外材を異質材にし、 In this way the inside and outside material to heterogeneous material,
又は厚みを変えることで、例えば軽量化が可能であり、 Or by changing the thickness, but may be for example light weight,
外観デザインの多様性の要求に容易に対応出来るとともに、材料費の低廉化も可能となる。 Together easily accommodate the requirements of diversity in exterior design, it is possible also cost reduction of material costs.

【0011】また請求項6では、外筒部材及び/又は端板の外材をステンレス鋼板又はアルミニウムメッキ鋼板等の耐熱、耐食材で構成するとともに、内材を圧延鋼鈑で構成し、請求項1乃至請求項5のいずれか1項に記載の排気消音器の組付け方法により外筒部材に内蔵部材を保持するようにした。 [0011] According to claim 6, the outer tubular member and / or the outer member of the end plate such as stainless steel or aluminum plated steel heat, as well as constituted by corrosion resistant materials, constitutes an inner member in rolled sheet, according to claim 1 or it was to hold the internal member to the outer tubular member by a method of assembling the exhaust muffler according to any one of claims 5. このように外材をステンレス鋼板又はアルミニウムメッキ鋼板等の耐熱、耐食材で構成すれば、例えば溶接後の耐食塗装等の後処理を廃止することが出来、また内材を圧延鋼板とすれば必要な強度を確保しつつコストダウンを図ることが出来る。 By configuring in this way the outer member heat such as stainless steel or aluminum-plated steel sheets, corrosion-resistant material, for example, it is possible to eliminate the post-treatment of corrosion-resistant coating or the like after welding, also required if the inner member and rolling steel plate strength it is possible to reduce the cost while securing.

【0012】また請求項7では、外筒部材及び/又は端板の成形時に、内板と外板を係止する係止手段が形成される構成とし、請求項1乃至請求項6のいずれか1項に記載の排気消音器の組付け方法により外筒部材に内蔵部材を保持するようにした。 [0012] According to claim 7, during the molding of the outer cylindrical member and / or the end plate, a structure in which locking means for locking the inner plate and the outer plate is formed, any one of claims 1 to 6 and to hold the internal member to the outer tubular member by a method of assembling the exhaust muffler according to item 1. そしてこのような係止手段を形成するものを使用することによって、内外材が分離しにくくなり、組立時の取り扱いが容易となり、生産性の向上が図れる。 And by the use of which forms such an engaging means, it inside and outside material is less likely to separate, handling during assembling becomes easy, thereby improving the productivity.

【0013】 [0013]

【発明の実施の形態】本発明の実施の形態について添付した図面に基づき説明する。 Based on the accompanying drawings for the embodiment of the embodiment of the present invention will be described. ここで図1は排気消音器の縦断面図、図2は外筒部材をロール成形した場合の一例を示し、図1の断面方向と直角方向の断面図、図3は外筒部材を一対の半体から構成した場合の一例を示す図2 Wherein 1 is a longitudinal sectional view of the exhaust muffler, Fig. 2 shows an example of a case where the roll forming the outer tubular member, the cross-sectional direction perpendicular to the direction of the sectional view of FIG. 1, FIG. 3 is an outer tubular member of the pair Figure shows an example of a case of constituting the halves 2
と同方向の断面図、図4は係止手段を形成する場合の一例を示す説明図、図5は端板を複層構造にした一例を示す部分断面図である。 Same direction cross-sectional view and an explanatory diagram showing an example of a case 4 to form a locking means, FIG. 5 is a partial sectional view showing an example in which the end plate to the multilayer structure.

【0014】排気消音器1は、図1に示すように、筒状の外筒部材2と、この外筒部材2の内部に組付けられる内蔵部材3と、外筒部材2の前後端部に取付けられる端板4、5を備えており、前方側の端板4には、不図示のエンジンに連なる排気パイプ6が接続されるとともに、 [0014] exhaust muffler 1, as shown in FIG. 1, a cylindrical outer cylinder member 2, and the internal member 3 to be assembled inside the outer tube member 2, the front and rear end portions of the outer cylindrical member 2 includes an end plate 4 and 5 mounted on the end plate 4 on the front side, together with the exhaust pipe 6 connected to the engine (not shown) is connected,
後方側の端板5には、以下に述べる内蔵部材3の一部ともなるテイルパイプ7が接続されている。 The end plate 5 of the rear side, tailpipe 7 also becomes a part of the internal member 3 described below is connected.

【0015】そして、前記内蔵部材3は、外筒部材2及び各端板4、5の裏面側に吸音材8を介装せしめた状態で取付けられる多孔性板10と、外筒部材2の内部空間を前後に仕切る複数の隔壁板11、…と、仕切られた区画室を連通する連通管12と、前記テイルパイプ7等からなり、このテイルパイプ7とか連通管12は所定の隔壁板11、…に取付けられている。 [0015] Then, the internal member 3 includes a porous plate 10 which is mounted in a state that allowed interposed acoustic material 8 on the back side of the outer cylindrical member 2 and each of the end plates 4 and 5, the interior of the outer cylinder member 2 a plurality of partition plate 11 partitioning the space around, ... and a communication pipe 12 communicating the compartment partitioned, made from the tail pipe 7, etc., the tail pipe 7 Toka communication pipe 12 is predetermined partition plate 11, It is attached to the ....

【0016】ここで、排気消音器1は、前記外筒部材2 [0016] Here, the exhaust muffler 1, the outer cylinder member 2
を内材13と外材14の複層構造にし、且つこの内材1 The multilayer structure of the inner member 13 and outer member 14 and the inner member 1
3と外材14を重ね合わせて同時に一体成形するようにしている。 3 and outer member 14 by overlapping and are to be integrally molded at the same time. そして予め内蔵部材3を組み付けておき、この内蔵部材3を外筒部材2の中に挿入した後、外筒部材2を締め付けて外筒部材2の端部等を溶接するようにしている。 The advance assembled the internal member 3, and the internal member 3 was inserted into the outer cylindrical member 2, so as to weld the end portion of the outer cylindrical member 2 such as by tightening the outer cylinder member 2.

【0017】また外筒部材2の内外材13、14を一体成形する一例は、例えば図2に示すように、外筒部材2 [0017] An example for integrally forming the inner and outer members 13, 14 of the outer tubular member 2, for example, as shown in FIG. 2, the outer cylindrical member 2
を分割しないで一体筒型方式として構成する場合であれば、ロール成形等が適しており、図3に示すように、半筒状の一対の半体2a、2bを接合する方式の場合であれば、プレス成形等が適している。 In the case that constitutes an integral tubular type not break, and roll forming or the like is suitable, as shown in FIG. 3, there in the case of the configuration in which the bonding semicylindrical pair of halves 2a, 2b if, press molding or the like are suitable.

【0018】すなわち、外筒部材2をロール成形する場合は、図2に示すように、略同形状の内外材13、14 [0018] That is, when the roll forming the outer cylindrical member 2, as shown in FIG. 2, substantially the same shape and outside member 13 and 14
を重ね合わせて、ローラにより一巻き状に同時に一体成形し、筒状に丸める。 The superimposed simultaneously integrally molded to one turn shape by rollers, rounded in a cylindrical shape. そしてこのように丸めた外筒部材2の内部に内蔵部材3を挿入し、一体化した外筒部材2 Then insert the internal member 3 inside the outer tube member 2 which thus rounding, integral outer cylindrical member 2
で内蔵部材3を締め付けた状態にし、端部c、c同士を重ね合わせて、例えばMIG溶接、TIG溶接、レーザー溶接等で溶接すれば、内蔵部材3は外筒部材2内に確固として組付けられ、別個に内蔵部材3と外筒部材2を固定する工程が不要である。 In a state in which tightened the internal member 3, the end portion c, by overlapping c together, e.g. MIG welding, TIG welding, if the welding by laser welding or the like, built-in members 3 assembled firmly to the outer tube member 2 is, the step of separately fixing the internal member 3 and the outer tubular member 2 is not required.

【0019】また、外筒部材2を一対の半体2a、2b Further, the outer tubular member 2 of the pair halves 2a, 2b
から構成する場合は、図3に示すように、内外材13、 When configuring a, as shown in FIG. 3, the inner and outer members 13,
14を重ね合わせてプレス成形により半筒状に形成する。 14 superposed to form a semi-cylindrical shape by press molding. そして半筒の両端部には、外方に向けて張出す張出部d、dを形成し、内蔵部材3を締め付けた状態で張出部d、dを相手側の張出部d、dに当接させるとともに、張出部d、dの当接部を例えばMIG溶接、TIG And at both ends of the semi-cylindrical, protruding portion d which overhangs outward to form d, projecting portion in a state of clamping the internal member 3 d, a d of the mating protruding part d, d It is brought into contact, the projecting portion d, the contact portion, for example, MIG welding d, TIG
溶接、レーザー溶接等によって溶接すれば、前記例と同様に内蔵部材3は外筒部材2内に確固として組付けられ、別個に内蔵部材3と外筒部材2を固定する工程が不要である。 Welding, if the welding by laser welding or the like, the examples as well as built-in member 3 is assembled firmly to the outer tube member 2, the step of separately fixing the internal member 3 and the outer tubular member 2 is not required.

【0020】ここで、図3に示す本実施形態では、内外材13、14を分離しにくくするため、張出部d、dに係止部s、sを形成している。 [0020] Here, in the present embodiment shown in FIG. 3, for difficult to separate the inner and outer members 13 and 14, to form a locking portion s, s projecting portion d, the d. この係止部s、sは、例えば重なり合った内外材13、14の張出部d、dの一部に、かしめ等によって凸部状又は凹部状の突起を一体に形成することで両者が分離しにくくなるようにしており、係止部s、sの形状、数、位置、形成手段等は任意である。 The locking portion s, s, for example overlapping extension portions d of the inner and outer members 13 and 14, a portion of d, both separated by integrally forming the protrusion-shaped or concave-shaped protrusion by caulking or the like and as to hardly locking portion s, s shape, number, position, forming means, etc. it is arbitrary. 因みに、本案の場合は、例えば図4(A)に示すように、プレス型15、16の所定部に係止部成形部15s、16sを設けておき、この係止部成形部15 Incidentally, in the case of merits, for example, as shown in FIG. 4 (A), a predetermined portion to the locking portion forming part 15s of the press dies 15, 16 may be provided to 16s, the engaging portion forming portion 15
s、16sによって、外材13と内材14を半筒状にプレス成形する際、同時に係止部s、sも形成するようにしている。 s, the 16s, when press-molding the outer member 13 and inner member 14 in a semi-cylindrical shape, so that at the same time engaging portions s, s also formed.

【0021】そしてこのように係止部s、sを設けることで、内外材13、14が分離しにくくなり、外筒部材2と内蔵部材3を組み付ける際等の取り扱いが容易となって生産性の向上に資することが出来る。 [0021] Then By providing the locking portion s, s, become out member 13 is not easily separated, productivity becomes easy to handle such when assembling the outer tubular member 2 and the internal member 3 it is possible to contribute to the improvement of.

【0022】また、図5に示すように、前記端板4、5 Further, as shown in FIG. 5, the end plates 4 and 5
を内外材17、18の複層構造にするようにしても良い。 It may be the multilayer structure of the inner and outer members 17 and 18. そしてこの場合は、プレス成形によって内外材1 And in this case, the inner and outer members 1 by press molding
7、18を同時に一体成形し、必要に応じて任意の箇所に係止部を設けて分離しにくくする。 7, 18 and simultaneously integrally molded to hard to separate the engaging portion is provided at an arbitrary position if necessary.

【0023】ところで、前記外筒部材2と各端板4、5 By the way, the outer cylinder member 2 and the end plates 4 and 5
の内材13、17の材質と、外材14、18の材質を異ならせると、外観デザインの多様化に容易に対応出来、 And the material of the inner member 13 and 17 of, when the different materials of the outer member 14 and 18, readily cope with diversification of appearance design,
しかも軽量化、コストダウン化も容易である。 Moreover lightweight, cost reduction is easy. すなわち、例えば比較的厚肉で安価な内材13、17と比較的薄肉で高価な外材14、18を組合わせて複層構造にすれば、安価で且つ外観デザイン性を良くすることが出来る。 That is, for example, if a relatively thick inexpensive inner member 13 and 17 and relatively thin in a combination of expensive outer member 14, 18 multilayer structure, it is possible to improve the and external design properties at low cost.

【0024】この際、例えば内材13、17の材質を圧延鋼板とし、外材14、18の材質をアルミニウムメッキ鋼板又はステンレス鋼板等にすると溶接後の塗装等を省略することが出来る。 [0024] At this time, for example, the material of the inner member 13 and 17 and rolled steel plate, the material of the outer member 14 and 18 can be omitted coating or the like after welding to aluminum plated steel sheet or stainless steel or the like. すなわち、外材14、18をアルミニウムメッキ鋼板又はステンレス鋼板等の耐熱、耐食材にすると、溶接部は不動態の防触作用で保護されるため、防触塗装等の部分塗装又は全面塗装を施したり、 That is, or subjected when the outer member 14 and 18 to heat, corrosion-resistant material such as aluminum plated steel or stainless steel, weld because it is protected by the anti-corrosion effect of passivation, the partial coating or the entire surface coating, such as anti-corrosion coating ,
表面にステンレス鋼板を追加巻きするような余分な工程を廃止することが出来る。 It can be eliminated extra steps like adding winding a stainless steel plate on the surface.

【0025】また、内材13、17と外材14、18の厚みを異ならせることで、一層の軽量化、コストダウン化等を図ることも出来る。 Further, by varying the thickness of the inner member 13, 17 and outer member 14, 18 can also be made more lightweight, the cost reduction and the like. すなわち、例えば圧延鋼板からなる内材13、17の厚みを1.0tとし、ステンレス鋼板からなる外材14、18の厚みを0.2tにする等である。 That is, for example, the thickness of the inner member 13 and 17 made of rolled steel and 1.0 t, and so that the thickness of the outer member 14, 18 made of stainless steel to 0.2t.

【0026】そして以上のように外筒部材2等を複層構造にすることで、消音効果を高め、内蔵部材3等の部品点数を削減することも可能であるが、内外材13、14 [0026] Then by the multilayer structure of the outer tubular member 2 such as described above, enhance the silencing effect, it is also possible to reduce the number of parts such as the internal member 3, and out member 13 and 14
を重ね合わせて同時に一体成形するようにしたため、外筒部材2によって内蔵部材3を締め付けた状態で組み付けることが出来、内蔵部材3と外筒部材2を別途溶接等で固定するような工程を省略することが出来る。 Because you be integrally molded simultaneously by superimposing, omit the step that can be assembled in a state of clamping the internal member 3 by the outer cylindrical member 2 is fixed in the internal member 3 and the outer tubular member 2 separately welding to it can be. この際、端板4、5も複層構造を採用すれば、一層効果的であることは勿論である。 In this case, the end plates 4 and 5 also be employed a multilayer structure, of course it is more effective.

【0027】尚、以上の実施形態では、外筒部材2又は端板4、5を内材13、17と外材14、18の二重構造にする場合を例にとって説明したが、二重以上の複数構造にしても良いことはいうまでもない。 [0027] In the above embodiment, a case has been described that the outer cylindrical member 2 or the end plates 4 and 5 in the double structure of the inner member 13, 17 and outer member 14 and 18 as an example, more than double it may of course be the more structure.

【0028】 [0028]

【発明の効果】以上のように本発明は、請求項1のように、内外材を重ねて同時にロール成形することで得られる複層構造をなす一巻き状の外筒部材と、複数の部材を予め組付けて構成される内蔵部材とを用意し、前記一巻き状の外筒部材に前記内蔵部材を挿入し、次いで、内蔵部材と外筒部材とを溶接等で固定することなく、外筒部材で内蔵部材を締め付けた状態で外筒部材の一部を溶接することで外筒部材に内蔵部材を保持するようにしたため、内蔵部材と外筒部材を接合するための溶接工程等が省略出来る。 The present invention as described above, according to the present invention, as claimed in claim 1, and the outer tubular member one turn shaped to form a multilayer structure obtained by roll forming simultaneously overlapping the inner and outer member, a plurality of members the previously assembled prepared and formed internal member, the internal member is inserted into the outer cylinder member of the one turn-like, then, without fixing the internal member and the outer tubular member by welding or the like, outside due to so as to retain the internal member to the outer tubular member by welding a portion of the outer tubular member in a state of clamping the internal member in the tubular member, the welding process or the like for joining the internal member and the outer tubular member is omitted can. そしてこのロール成形は特に外筒部材を分割せずに一体筒型に成形する時に便利である。 And it is useful when integrally molded cylindrical without the roll-forming particularly divides the outer cylinder member.

【0029】また外筒部材を一対の半体から構成する場合、請求項2のように内外材を重ねて同時にプレス成形することで得られる複層構造をなす半筒状の一対の外筒部材半体と、複数の部材を予め組付けて構成される内蔵部材とを用意し、前記一対の外筒部材半体内に前記内蔵部材を挿入し、次いで、内蔵部材と外筒部材とを溶接等で固定することなく、外筒部材で内蔵部材を締め付けた状態で一対の外筒部材半体同士を溶接することで、外筒部材に内蔵部材を保持するするようにしても、内蔵部材と外筒部材を接合するための溶接工程等が省略出来る。 [0029] In the case constituting the outer cylindrical member of a pair of halves, semicylindrical pair of outer tubular member having a multilayer structure obtained by press molding at the same time overlapping the inner and outer material as claimed in claim 2 and halves, prepared and built member made previously assembled a plurality of members, the insert a pair of outer tubular member half the internal member into the body and then, welding the internal member and the outer tubular member in without fixing, by welding together a pair of outer tubular member half in a state of clamping the internal member with the outer tubular member, it is to retain the internal member to the outer tubular member, the internal member and the outer welding process or the like for joining the tubular member can be omitted.

【0030】また請求項3のように、外筒部材の端部に端板が設けられる場合に、内蔵部材を外筒部材によって締め付け保持した後、端板を外筒部材の前後端部に溶接等により接合するようにすれば一層好ましい。 Further as claimed in claim 3 welding, when the end plate to the end of the outer tubular member is provided, after holding clamping the internal member by the outer tubular member, the end plate before and after the end of the outer tubular member more preferable if to join the like.

【0031】また請求項4のように、内外材を異質材で構成し、また請求項5のように、内外材の厚みを異ならせて構成し、請求項1乃至請求項3又は4のいずれか1 [0031] As claimed in claim 4, the inner and outer members and constituted by a heterogeneous material, and as of claim 5, configured with different thicknesses of the inner and outer members, one of the claims 1 to 3 or 4 one
項に記載の排気消音器の組付け方法により外筒部材に内蔵部材を保持するようにすれば、例えば軽量化が容易となり、外観デザインの多様性の要求に容易に対応出来るとともに、コストダウン化も可能となる。 If to hold the internal member to the outer tubular member by a method of assembling the exhaust muffler according to claim, for example, weight reduction can be facilitated, with easily accommodate the requirements of diversity of external design, cost reduction it is possible. また請求項6 The claim 6
のように、外材をステンレス鋼板又はアルミニウムメッキ鋼板等の耐熱、耐食材で構成し、内材を圧延鋼板で構成し、請求項1乃至請求項5のいずれか1項に記載の排気消音器の組付け方法により外筒部材に内蔵部材を保持すれば、例えば溶接後の耐食塗装等の後処理を廃止することが出来、また内材を圧延鋼板とすれば必要な強度を確保しつつコストダウンを図ることが出来る。 As such, constitute the outer member heat such as stainless steel or aluminum-plated steel sheets, corrosion-resistant material, constitutes the inner material in rolled steel plate, exhaust silencer according to any one of claims 1 to 5 for if holding the internal member to the outer tubular member by a method of assembling, the cost for example post-corrosion coating such as after welding can be eliminated, also while ensuring the necessary strength if the inner member and rolling steel plate it can be achieved. また請求項7のように、外筒部材及び/又は端板の成形時に内板と外板を係止する係止手段が形成される構成とし、請求項1乃至請求項6のいずれか1項に記載の排気消音器の組付け方法により外筒部材に内蔵部材を保持するようにすれば、内外材が分離しにくくなり、組立時の取り扱いが容易となって、生産性の向上が図れる。 Also as in claim 7, a configuration in which the locking means for locking the inner plate and an outer plate at the time of molding of the outer cylindrical member and / or the end plate is formed, any one of claims 1 to 6 if to hold the internal member to the outer tubular member by a method of assembling the exhaust muffler according to become out material is not easily separated, become easy to handle during assembly, thereby improving the productivity.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】排気消音器の縦断面図 Figure 1 is a longitudinal sectional view of the exhaust muffler

【図2】外筒部材をロール成形した場合の一例を示し、 [2] The outer tubular member showing an example of a case where the roll forming,
図1の断面方向と直角方向の断面図 Sectional view of the cross-sectional direction perpendicular to the direction in FIG. 1

【図3】外筒部材を一対の半体から構成した場合の一例を示す図2と同方向の断面図 [3] the same direction of the cross-sectional view and FIG. 2 shows an example of a case where the outer tubular member from a pair of halves

【図4】係止手段を形成する場合の一例を示す説明図 Explanatory view showing an example of a case of forming the Figure 4 the locking means

【図5】端板を複層構造にした一例を示す部分断面図 Figure 5 is a partial sectional view showing an example in which the end plate to the multilayer structure

【符号の説明】 DESCRIPTION OF SYMBOLS

1…排気消音器、2…外筒部材、3…内蔵部材、4、5 1 ... exhaust muffler, 2 ... outer cylindrical member, 3 ... internal member, 4,5
…端板、13…内材、14…外材、17…内材、18… ... end plate, 13 ... inner member, 14 ... outer member, 17 ... inner member, 18 ...
外材、s…係止部。 The outer member, s ... locking portion.

───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭57−83623(JP,A) 実開 昭59−133720(JP,U) 実開 昭55−30935(JP,U) 実開 昭63−134127(JP,U) 実開 昭63−134126(JP,U) (58)調査した分野(Int.Cl. 7 ,DB名) F01N 1/00 F01N 7/18 ────────────────────────────────────────────────── ─── front page continued (56) references Patent Sho 57-83623 (JP, a) JitsuHiraku Akira 59-133720 (JP, U) JitsuHiraku Akira 55-30935 (JP, U) JitsuHiraku Akira 63- 134127 (JP, U) JitsuHiraku Akira 63-134126 (JP, U) (58 ) investigated the field (Int.Cl. 7, DB name) F01N 1/00 F01N 7/18

Claims (7)

    (57)【特許請求の範囲】 (57) [the claims]
  1. 【請求項1】 内外材を重ねて同時にロール成形する 1. A stacked inside and outside material to roll forming simultaneously
    ことで得られる複層構造をなす一巻き状の外筒部材と、 An outer tube member one turn shaped to form a multilayer structure obtained by,
    複数の部材を予め組付けて構成される内蔵部材とを用意 Prepared and formed internal member previously assembled a plurality of members
    し、前記一巻き状の外筒部材に前記内蔵部材を挿入し、 And, inserting the internal member to the outer tubular member of the one turn shape,
    次いで、内蔵部材と外筒部材とを溶接等で固定すること Then, by fixing the internal member and the outer tubular member by welding or the like
    なく、外筒部材で内蔵部材を締め付けた状態で外筒部材 Without the outer tube member in a state of clamping the internal member with the outer tubular member
    の一部を溶接することで外筒部材に内蔵部材を保持する Holding the internal member to the outer tubular member by welding a part of
    ことを特徴とする排気消音器の組付け方法。 The method of assembling the exhaust muffler, characterized in that.
  2. 【請求項2】 内外材を重ねて同時にプレス成形する 2. A stacked inside and outside material to press molding at the same time
    ことで得られる複層構造をなす半筒状の一対の外筒部材 Semicylindrical pair of outer tubular member having a multilayer structure obtained by
    半体と、複数の部材を予め組付けて構成される内蔵部材 And half-chip member made previously assembled a plurality of members
    とを用意し、前記一対の外筒部材半体内に前記内蔵部材 Prepare the door, the pair of outer tubular member half the internal member into the body
    を挿入し、次いで、内蔵部材と外筒部材とを溶接等で固 Insert and then, the solid by welding or the like and internal member and the outer tubular member
    定することなく、外筒部材で内蔵部材を締め付けた状態 Without constant, the state in which tightened the internal member with the outer tubular member
    で一対の外筒部材半体同士を溶接することで、外筒部材 In by welding together a pair of outer tubular member halves, the outer cylindrical member
    に内蔵部材を保持することを特徴とする排気消音器の組 Exhaust muffler set, characterized in that to hold the internal member
    付け方法。 How to put.
  3. 【請求項3】 請求項1又は請求項2に記載の排気消 3. The exhaust consumption of claim 1 or claim 2
    音器の組付け方法において、前記外筒部材と前記内蔵部 A method of assembling the sound device, the said outer tubular member internal portion
    材の他に、複数の内外材が重ね合せられた状態でプレス In addition to wood, pressed at a plurality of states inside and outside material was superposed
    により同時に一体化された端板を用意し、前記内蔵部材 Prepared simultaneously integrated end plate by the internal member
    を外筒部材によって締め付け保持した後、端板を外筒部 After the clamping held by the outer cylinder member, the outer tubular portion of the end plate
    材の前後端部に溶接等により接合することを特徴とする And wherein the joining by welding or the like before and after the end of the timber
    排気消音器の組付け方法。 Method of assembling the exhaust muffler.
  4. 【請求項4】 請求項1乃至請求項3のいずれか1項に記載の排気消音器の組付け方法において、前記外筒部材及び/又は端板の内外材を異質材で構成することを特 A method of assembling an exhaust muffler according to claim 4] any one of claims 1 to 3, that constitutes the inner and outer material of the outer cylinder member and / or end plates in heterogeneous material Laid
    徴とする排気消音器の組付け方法。 The method of assembling the exhaust muffler to symptoms.
  5. 【請求項5】 請求項1乃至請求項4のいずれか1項に記載の排気消音器の組付け方法において、前記外筒部材及び/又は端板の内外材の厚みを異らせて構成するこ 5. A method of assembling the exhaust muffler according to any one of claims 1 to 4, constituting the thickness of the inner and outer material of the outer cylinder member and / or end plates by different al this
    とを特徴とする排気消音器の組付け方法。 The method of assembling the exhaust muffler, wherein the door.
  6. 【請求項6】 請求項1乃至請求項5のいずれか1項に記載の排気消音器の組付け方法において、前記外筒部材及び/又は端板の外材をステンレス鋼鈑又はアルミニウムメッキ鋼鈑等の耐熱、耐食材で構成し、内材を圧延鋼鈑で構成することを特徴とする排気消音器の組付け方 6. The method of claim 1 in a method of assembling the exhaust muffler according to any one of claims 5, wherein the outer cylinder member and / or stainless steel鈑又the outer member of the end plate is an aluminum plated steel鈑等heat, composed of corrosion-resistant material, the way the assembly of the exhaust muffler, characterized by configuring the inner material in rolled sheet
    法。 Law.
  7. 【請求項7】 請求項1乃至請求項6のいずれか1項に記載の排気消音器の組付け方法において、前記外筒部材及び/又は端板の成形時に内板と外板を係止する係止手段が形成される構成とすることを特徴とする排気消音 7. The method of assembling the exhaust muffler according to any one of claims 1 to 6, to lock the inner plate and an outer plate at the time of molding of the outer cylinder member and / or end plates exhaust muffler, characterized in that a structure in which locking means are formed
    器の組付け方法。 Method of assembling the vessel.
JP8238289A 1996-09-10 1996-09-10 Method of assembling the exhaust muffler Expired - Fee Related JP3026758B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8238289A JP3026758B2 (en) 1996-09-10 1996-09-10 Method of assembling the exhaust muffler

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP8238289A JP3026758B2 (en) 1996-09-10 1996-09-10 Method of assembling the exhaust muffler
MYPI9702693 MY121635A (en) 1996-07-11 1997-06-16 Exhaust muffler
US08/878,829 US5907135A (en) 1996-07-11 1997-06-20 Exhaust muffler
KR1019970027124A KR100265895B1 (en) 1996-07-11 1997-06-25 Exhaust muffler
IDP972284A ID17463A (en) 1996-07-11 1997-06-30 Sieve (silencer saura) exhaust
FR9708680A FR2751029B1 (en) 1996-07-11 1997-07-08 Exhaust silencer pot
TW86109687A TW451026B (en) 1996-07-11 1997-07-09 Exhaust muffler
CN 97114513 CN1092754C (en) 1996-07-11 1997-07-11 Exhaust muffler
ES9701543A ES2136021B1 (en) 1996-07-11 1997-07-11 Muffler.
ITRM970423 IT1293092B1 (en) 1996-07-11 1997-07-11 Muffler

Publications (2)

Publication Number Publication Date
JPH1089042A JPH1089042A (en) 1998-04-07
JP3026758B2 true JP3026758B2 (en) 2000-03-27

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Application Number Title Priority Date Filing Date
JP8238289A Expired - Fee Related JP3026758B2 (en) 1996-09-10 1996-09-10 Method of assembling the exhaust muffler

Country Status (1)

Country Link
JP (1) JP3026758B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002206422A (en) * 2001-01-12 2002-07-26 Sankei Kogyo Kk Shell for muffler
DE102009030632C5 (en) * 2009-06-25 2014-12-31 Benteler Automobiltechnik Gmbh Method and device for producing a catalyst
JP6457465B2 (en) * 2016-02-18 2019-01-23 本田技研工業株式会社 Exhaust device for saddle riding type vehicle

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