JPH0550163A - Fixing method for fitting member to shaft member and plastic working tool - Google Patents
Fixing method for fitting member to shaft member and plastic working toolInfo
- Publication number
- JPH0550163A JPH0550163A JP3213816A JP21381691A JPH0550163A JP H0550163 A JPH0550163 A JP H0550163A JP 3213816 A JP3213816 A JP 3213816A JP 21381691 A JP21381691 A JP 21381691A JP H0550163 A JPH0550163 A JP H0550163A
- Authority
- JP
- Japan
- Prior art keywords
- shaft member
- fitting member
- fitting
- shaft
- pair
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Gears, Cams (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、例えば、カム部材のよ
うな嵌合部材を、カムシャフトのような軸部材に固定す
るための嵌合部材の軸部材への固定方法、および、この
固定方法に使用される塑性加工工具に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of fixing a fitting member such as a cam member to a shaft member such as a cam shaft, and a method for fixing the fitting member to the shaft member. A plastic working tool used in the method.
【0002】[0002]
【従来の技術】従来、自動車等の内燃機関のカムシャフ
トは、例えば、嵌合部材であるリング状のカム部材およ
びジャーナル部材を、軸部材であるシャフトにろう付け
等して製造されている。2. Description of the Related Art Conventionally, a camshaft of an internal combustion engine of an automobile or the like is manufactured by brazing a ring-shaped cam member and a journal member, which are fitting members, to a shaft, which is a shaft member.
【0003】すなわち、従来の製造方法では、図8に示
すように、リング状のカム部材およびジャーナル部材か
らなる嵌合部材11,13を、シャフトからなる軸部材
15の所定の軸長方向位置に被嵌し、図9に示すよう
に、カム部材からなる嵌合部材11の回転方向位置が軸
部材15に対して所定の位置となるように位置決めした
後、この状態で、嵌合部材11,13の貫通孔17を、
軸部材15にろう付けすることによりカムシャフトが製
造されている。That is, in the conventional manufacturing method, as shown in FIG. 8, the fitting members 11 and 13 composed of the ring-shaped cam member and the journal member are arranged at predetermined positions in the axial direction of the shaft member 15 composed of the shaft. After being fitted and positioned such that the rotational direction position of the fitting member 11 made of a cam member is a predetermined position with respect to the shaft member 15, as shown in FIG. 9, in this state, the fitting member 11, 13 through holes 17,
The cam shaft is manufactured by brazing the shaft member 15.
【0004】そして、軸部材15に対する嵌合部材11
の位置決めは、軸部材15から突設される凸部19に、
嵌合部材11の側面に形成される凹溝21を係合するこ
とにより行われている。The fitting member 11 for the shaft member 15
Is positioned on the convex portion 19 protruding from the shaft member 15,
This is performed by engaging the concave groove 21 formed on the side surface of the fitting member 11.
【0005】[0005]
【発明が解決しようとする課題】しかしながら、このよ
うな従来の製造方法では、軸部材15に凸部19を形成
し、一方、嵌合部材11に凹溝21を形成する必要があ
るため、加工工数が増大するという問題があった。However, in such a conventional manufacturing method, since it is necessary to form the convex portion 19 on the shaft member 15 and the concave groove 21 on the fitting member 11, it is necessary to perform the processing. There was a problem that man-hours increased.
【0006】また、軸部材15から突設される凸部19
に、嵌合部材11の側面に形成される凹溝21を係合し
て、嵌合部材11の回転方向位置が、軸部材15に対し
て所定の位置となるように位置決めしているため、凸部
19と凹溝21とのクリアランスにより、嵌合部材11
の回転方向位置を、軸部材15に対して高精度で設定す
ることが困難になるという問題があった。Further, the convex portion 19 projecting from the shaft member 15
Since the concave groove 21 formed on the side surface of the fitting member 11 is engaged with the shaft member 15, the fitting member 11 is positioned such that the rotational direction position of the fitting member 11 is a predetermined position with respect to the shaft member 15. Due to the clearance between the convex portion 19 and the concave groove 21, the fitting member 11
There is a problem that it is difficult to set the rotational direction position of the with respect to the shaft member 15 with high accuracy.
【0007】さらに、ろう付け前には、嵌合部材11,
13が軸部材15に確実に固定されていないため、搬送
時あるいはろう付け時等に、嵌合部材11,13と軸部
材15との位置関係がずれる虞れがあるという問題があ
った。Further, before brazing, the fitting members 11,
Since 13 is not securely fixed to the shaft member 15, there is a problem that the positional relationship between the fitting members 11 and 13 and the shaft member 15 may shift during transportation or brazing.
【0008】本発明は、上記のような問題を解決したも
ので、軸部材の所定位置に、嵌合部材を簡易,確実に固
定することができる嵌合部材の軸部材への固定方法、お
よび、この方法に使用される塑性加工工具を提供するこ
とを目的とする。The present invention solves the above problems, and a method of fixing a fitting member to a shaft member, which enables the fitting member to be fixed easily and reliably at a predetermined position of the shaft member, and An object of the present invention is to provide a plastic working tool used in this method.
【0009】[0009]
【課題を解決するための手段】本発明の嵌合部材の軸部
材への固定方法は、金属製の軸部材の所定の軸長方向位
置に、嵌合部材を被嵌するとともに、嵌合部材の回転方
向位置が軸部材に対して所定の位置となるように位置決
めした後、前記軸部材における前記嵌合部材の両側近傍
となる位置に、一対のパンチ部材を同時に突入させ、こ
の突入により軸部材金属を嵌合部材の両側面に向けて塑
性流動させ、この塑性流動により形成される突出部によ
り、前記嵌合部材を軸部材に固定するものである。According to the method of fixing a fitting member to a shaft member of the present invention, the fitting member is fitted at a predetermined axial length position of a metal shaft member, and the fitting member is fitted. After positioning so that the rotational direction position of the shaft member becomes a predetermined position with respect to the shaft member, a pair of punch members are simultaneously thrust into positions in the shaft member in the vicinity of both sides of the fitting member. The member metal is plastically flowed toward both side surfaces of the fitting member, and the fitting member is fixed to the shaft member by the protrusion formed by the plastic flow.
【0010】本発明の塑性加工工具は、保持部材に、一
対のパンチ部材を、所定間隔を置いて並列に、かつ、内
側に向けて移動自在に保持させるとともに、前記一対の
パンチ部材の先端に、外側が前記保持部材側に向けて傾
斜する傾斜面を有する塑性加工部を形成し、さらに、前
記一対のパンチ部材を、付勢手段により外側に向けて付
勢してなるものである。In the plastic working tool of the present invention, the holding member holds the pair of punch members in parallel at predetermined intervals and movably toward the inner side, and at the tips of the pair of punch members. A plastic working portion having an inclined surface whose outer side is inclined toward the holding member side is formed, and the pair of punch members are further urged outward by an urging means.
【0011】[0011]
【作用】本発明の嵌合部材の軸部材への固定方法では、
嵌合部材の両側面が、軸部材に形成される一対の突出部
により押圧状態で挟持され、嵌合部材が軸部材に固定さ
れる。In the method of fixing the fitting member to the shaft member of the present invention,
Both side surfaces of the fitting member are sandwiched in a pressed state by a pair of protrusions formed on the shaft member, and the fitting member is fixed to the shaft member.
【0012】本発明の塑性加工工具では、一対のパンチ
部材を、嵌合部材の両側近傍の軸部材に当接し、パンチ
部材を軸部材側に押圧すると、一対のパンチ部材の塑性
加工部が、軸部材に同時に突入され、傾斜面の作用によ
り軸部材金属が、嵌合部材の両側面に向けて塑性流動さ
れ、この塑性流動により形成される突出部により、嵌合
部材が軸部材に固定される。In the plastic working tool of the present invention, when the pair of punch members are brought into contact with the shaft members near both sides of the fitting member and the punch members are pressed toward the shaft member side, the plastic working portions of the pair of punch members become The shaft member is simultaneously rushed into the shaft member, the shaft member metal is plastically flowed toward both side surfaces of the fitting member by the action of the inclined surface, and the fitting member is fixed to the shaft member by the protrusions formed by the plastic flow. It
【0013】[0013]
【実施例】以下、本発明の実施例を図面を用いて説明す
る。図1は、本発明方法の要部の詳細および塑性加工工
具を示しており、図2は、本発明方法により製造される
カムシャフトを示している。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows details of a main part of the method of the present invention and a plastic working tool, and FIG. 2 shows a camshaft manufactured by the method of the present invention.
【0014】本発明の嵌合部材の軸部材への固定方法の
一実施例では、先ず、図2に示すように、金属製の軸部
材33の所定の軸長方向位置に、複数の嵌合部材35,
37が被嵌される。In one embodiment of the method of fixing the fitting member to the shaft member of the present invention, first, as shown in FIG. 2, a plurality of fittings are made at predetermined positions in the axial direction of the metal shaft member 33. Member 35,
37 is fitted.
【0015】なお、この実施例では、軸部材33は、管
状のシャフトであり、嵌合部材35,37は、カム部材
およびジャーナル部材である。そして、カム部材からな
る嵌合部材35が、図3に示すように、嵌合部材35の
回転方向位置が、軸部材33に対して所定の位置となる
ように位置決めされる。In this embodiment, the shaft member 33 is a tubular shaft, and the fitting members 35 and 37 are cam members and journal members. Then, as shown in FIG. 3, the fitting member 35 formed of the cam member is positioned so that the rotation direction position of the fitting member 35 becomes a predetermined position with respect to the shaft member 33.
【0016】この後、図1に示すように、軸部材33に
おける嵌合部材35の両側近傍となる位置に、塑性加工
工具39の一対のパンチ部材41が同時に突入され、こ
の突入により軸部材33金属が、嵌合部材35の両側面
に向けて塑性流動され、この塑性流動により形成される
突出部43により、嵌合部材35が軸部材33に固定さ
れる。Thereafter, as shown in FIG. 1, a pair of punch members 41 of the plastic working tool 39 are simultaneously thrust into the shaft member 33 at positions near both sides of the fitting member 35, and by this thrust, the shaft member 33 is pushed. The metal is plastically flowed toward both side surfaces of the fitting member 35, and the fitting member 35 is fixed to the shaft member 33 by the protrusion 43 formed by this plastic flow.
【0017】そして、この後、ろう付け等により、軸部
材33に嵌合部材35,37が確実に連結される。図4
は、塑性加工工具39の詳細を示すもので、図において
符号45は、保持部材を示している。After that, the fitting members 35 and 37 are securely connected to the shaft member 33 by brazing or the like. Figure 4
Indicates the details of the plastic working tool 39, and in the figure, reference numeral 45 indicates a holding member.
【0018】この保持部材45には、矩形形状の凹部4
7が形成され、この凹部47の両側には、一対のパンチ
部材41が、所定間隔を置いて並列に、かつ、内側に向
けて移動自在に保持されている。The holding member 45 has a rectangular concave portion 4
7 are formed, and a pair of punch members 41 are held on both sides of the recess 47 in parallel at predetermined intervals and movably toward the inside.
【0019】一対のパンチ部材41の先端には、外側が
保持部材45側に向けて、角度θで傾斜する傾斜面49
を有する塑性加工部51が形成されている。そして、一
対のパンチ部材41の間には、例えば、硬質ゴムからな
り、一対のパンチ部材41を外側に向けて付勢する付勢
手段53が配置されている。At the tips of the pair of punch members 41, an inclined surface 49 whose outside is inclined at an angle θ toward the holding member 45 side.
A plastically processed portion 51 having is formed. Further, between the pair of punch members 41, for example, a biasing unit 53 made of hard rubber and biasing the pair of punch members 41 toward the outside is arranged.
【0020】なお、この実施例では、付勢手段53は、
保持部材45の凹部47の底面に、固着されており、付
勢手段53と凹部47の側面との間に、パンチ部材41
が圧入されている。In this embodiment, the biasing means 53 is
The punch member 41 is fixed to the bottom surface of the recess 47 of the holding member 45, and is provided between the biasing means 53 and the side surface of the recess 47.
Has been press-fitted.
【0021】また、付勢手段53の両側には、付勢手段
53の変形を容易にするために、凹溝55が形成されて
いる。この塑性加工工具39では、図5に示すように、
一対のパンチ部材41を、軸部材33に当接し、保持部
材45を軸部材33側に押圧し、パンチ部材41を軸部
材33側に押圧すると、一対のパンチ部材41の塑性加
工部51が、軸部材33に同時に突入され、この突入に
より、傾斜面49に垂直な方向に反力Nが作用し、この
反力の内側方向への分力Rにより、一対のパンチ部材4
1が、付勢手段53の付勢力に抗して、距離Lだけ、内
側方向に移動し、軸部材33金属が塑性流動され、この
塑性流動により突出部43が形成される。Further, concave grooves 55 are formed on both sides of the biasing means 53 in order to facilitate the deformation of the biasing means 53. In this plastic working tool 39, as shown in FIG.
When the pair of punch members 41 are brought into contact with the shaft member 33, the holding member 45 is pressed to the shaft member 33 side, and the punch member 41 is pressed to the shaft member 33 side, the plastic working portion 51 of the pair of punch members 41 becomes The pair of punch members 4 are thrust into the shaft member 33 at the same time, and by this thrust, a reaction force N acts in a direction perpendicular to the inclined surface 49, and a component force R of this reaction force inward.
1 moves inwardly by a distance L against the urging force of the urging means 53, the metal of the shaft member 33 is plastically flowed, and the protrusion 43 is formed by this plastic flow.
【0022】しかして、上述した嵌合部材の軸部材への
固定方法では、金属製の軸部材33の所定の軸長方向位
置に、嵌合部材35を被嵌するとともに、嵌合部材35
の回転方向位置が軸部材33に対して所定の位置となる
ように位置決めした後、軸部材33における嵌合部材3
5の両側近傍となる位置に、一対のパンチ部材41を同
時に突入させ、この突入により軸部材33金属を嵌合部
材35の両側面に向けて塑性流動させ、この塑性流動に
より形成される突出部43により、嵌合部材35を軸部
材33に固定するようにしたので、軸部材33の所定位
置に、嵌合部材35を簡易,確実に固定することが可能
となる。In the method of fixing the fitting member to the shaft member, however, the fitting member 35 is fitted at the predetermined axial position of the metal shaft member 33, and the fitting member 35 is fitted.
After the positioning is performed such that the rotational direction position of the shaft member 33 becomes a predetermined position with respect to the shaft member 33,
5, a pair of punch members 41 are simultaneously rushed into positions near both sides of the shaft 5, and the metal of the shaft member 33 is plastically flowed toward both side surfaces of the fitting member 35 by this rush, and a protrusion formed by this plastic flow. Since the fitting member 35 is fixed to the shaft member 33 by 43, the fitting member 35 can be simply and reliably fixed to the predetermined position of the shaft member 33.
【0023】すなわち、この嵌合部材の軸部材への固定
方法では、軸部材33に嵌合部材35を位置決めした
後、一対のパンチ部材41を、軸部材33における嵌合
部材35の両側近傍となる位置に、同時に突入させるこ
とにより、嵌合部材35を容易,確実に固定することが
できるため、従来のように、軸部材に凸部を形成し、一
方、嵌合部材に凹溝を形成する必要がなくなり、加工工
数を従来より大幅に低減することができる。That is, in the method of fixing the fitting member to the shaft member, after the fitting member 35 is positioned on the shaft member 33, the pair of punch members 41 are placed in the shaft member 33 in the vicinity of both sides of the fitting member 35. Since the fitting member 35 can be easily and surely fixed by simultaneously projecting into the above position, the convex portion is formed on the shaft member and the concave groove is formed on the fitting member as in the conventional case. It is not necessary to do so, and the processing man-hours can be significantly reduced as compared with the conventional method.
【0024】また、一対のパンチ部材41の軸部材33
への突入時には、嵌合部材35の回転方向に殆ど力が作
用しないため、嵌合部材35の回転方向位置を、軸部材
33に対して高精度に設定することが容易に可能にな
る。Further, the shaft member 33 of the pair of punch members 41.
Since almost no force acts in the rotation direction of the fitting member 35 when the fitting member 35 rushes into, it is possible to easily set the rotation direction position of the fitting member 35 with respect to the shaft member 33 with high accuracy.
【0025】さらに、ろう付け前において、嵌合部材3
5が軸部材33に確実に固定されるため、搬送時あるい
はろう付け時等に、嵌合部材35と軸部材33との位置
関係がずれる虞れを確実に解消することができる。Further, before brazing, the fitting member 3
Since 5 is securely fixed to the shaft member 33, it is possible to surely eliminate the risk that the positional relationship between the fitting member 35 and the shaft member 33 is displaced during transportation or brazing.
【0026】そして、上述した塑性加工工具では、保持
部材45に、一対のパンチ部材41を、所定間隔を置い
て並列に、かつ、内側に向けて移動自在に保持させると
ともに、一対のパンチ部材41の先端に、外側が保持部
材45側に向けて傾斜する傾斜面49を有する塑性加工
部51を形成し、さらに、一対のパンチ部材41を、付
勢手段53により外側に向けて付勢したので、上述した
嵌合部材の軸部材への固定方法を容易,確実に実施する
ことが可能となる。In the above-described plastic working tool, the holding member 45 holds the pair of punch members 41 in parallel at a predetermined interval and movably inward, and the pair of punch members 41. A plastically processed portion 51 having an inclined surface 49 whose outer side inclines toward the holding member 45 side is formed at the tip of the, and the pair of punch members 41 is further urged outward by the urging means 53. Thus, the above-described method of fixing the fitting member to the shaft member can be implemented easily and reliably.
【0027】すなわち、一対のパンチ部材41を、嵌合
部材35の両側近傍の軸部材33に当接し、パンチ部材
41を軸部材33側に押圧すると、一対のパンチ部材4
1の塑性加工部51が、軸部材33に同時に突入され、
傾斜面49の作用により軸部材33金属が、嵌合部材3
5の両側面に向けて塑性流動され、この塑性流動により
形成される突出部43により、嵌合部材35が軸部材3
3に固定されるため、上述した嵌合部材の軸部材への固
定方法を容易,確実に実施することが可能となる。That is, when the pair of punch members 41 are brought into contact with the shaft members 33 near both sides of the fitting member 35 and the punch members 41 are pressed toward the shaft member 33 side, the pair of punch members 4 are formed.
The plastically processed portion 51 of No. 1 is simultaneously thrust into the shaft member 33,
Due to the action of the inclined surface 49, the metal of the shaft member 33 moves to the fitting member 3
5, the fitting member 35 is plastically flowed toward both side surfaces of the shaft 5, and the protrusion 43 formed by the plastic flow causes the fitting member 35 to move.
Since it is fixed to No. 3, it is possible to easily and surely carry out the above-described method of fixing the fitting member to the shaft member.
【0028】図6および図7は、本発明の嵌合部材の軸
部材への固定方法の他の実施例を示すもので、この実施
例では、軸部材33に被嵌される嵌合部材35の貫通孔
57の両側には、凹溝59が形成され、上述した塑性加
工工具39により、軸部材33金属を、凹溝59に向け
て塑性流動し、この塑性流動により突出部43を、凹溝
59内に形成することにより、嵌合部材35が軸部材3
3に固定される。6 and 7 show another embodiment of the method of fixing the fitting member to the shaft member of the present invention. In this embodiment, the fitting member 35 fitted to the shaft member 33 is fitted. Grooves 59 are formed on both sides of the through hole 57 of the shaft member 33, and the metal of the shaft member 33 is plastically flowed toward the groove 59 by the above-described plastic working tool 39. By forming the fitting member 35 in the groove 59, the fitting member 35 is formed.
It is fixed at 3.
【0029】上述した嵌合部材の軸部材への固定方法に
おいても最初に示した実施例とほぼ同様の効果を得るこ
とができる。なお、以上述べた実施例では、カムシャフ
トに本発明方法を適用した例について説明したが、本発
明はかかる実施例に限定されるものではなく、嵌合部材
の軸部材への固定に広く適用できることは勿論である。Also in the above-described method of fixing the fitting member to the shaft member, it is possible to obtain substantially the same effect as that of the first embodiment. It should be noted that in the above-described embodiments, examples in which the method of the present invention is applied to a camshaft have been described, but the present invention is not limited to such embodiments, and is widely applied to fixing the fitting member to the shaft member. Of course you can.
【0030】また、以上述べた実施例では、付勢手段5
3にゴム部材を使用した例について説明したが、本発明
はかかる実施例に限定されるものではなく、例えば、ス
プリング等を使用しても良いことは勿論である。Further, in the embodiment described above, the biasing means 5
Although the example in which the rubber member is used in 3 is described, the present invention is not limited to such an example, and it goes without saying that a spring or the like may be used.
【0031】[0031]
【発明の効果】以上述べたように、本発明の嵌合部材の
軸部材への固定方法によれば、軸部材の所定位置に、嵌
合部材を簡易,確実に固定することができる。As described above, according to the method of fixing the fitting member to the shaft member of the present invention, the fitting member can be simply and surely fixed to the predetermined position of the shaft member.
【0032】また、本発明の塑性加工工具によれば、本
発明の嵌合部材の軸部材への固定方法を、簡易,確実に
実施することができるという利点がある。Further, according to the plastic working tool of the present invention, there is an advantage that the method of fixing the fitting member to the shaft member of the present invention can be carried out simply and reliably.
【図1】本発明の嵌合部材の軸部材への固定方法の一実
施例において塑性加工工具により突出部を形成している
状態を示す断面図である。FIG. 1 is a cross-sectional view showing a state in which a protrusion is formed by a plastic working tool in an embodiment of a method for fixing a fitting member to a shaft member of the present invention.
【図2】図1の嵌合部材の軸部材への固定方法が適用さ
れるカムシャフトを示す側面図である。FIG. 2 is a side view showing a camshaft to which the method of fixing the fitting member to the shaft member of FIG. 1 is applied.
【図3】図2のIII−III線に沿う断面図である。FIG. 3 is a sectional view taken along the line III-III in FIG.
【図4】本発明の塑性加工工具の一実施例を示す側面図
である。FIG. 4 is a side view showing an embodiment of the plastic working tool of the present invention.
【図5】図4の塑性加工工具により突出部を形成してい
る状態を示す説明図である。5 is an explanatory view showing a state in which a protrusion is formed by the plastic working tool of FIG.
【図6】本発明の嵌合部材の軸部材への固定方法の他の
実施例において塑性加工工具により凹溝内に突出部を形
成している状態を示す断面図である。FIG. 6 is a cross-sectional view showing a state in which a protruding portion is formed in the concave groove by a plastic working tool in another embodiment of the method for fixing the fitting member to the shaft member of the present invention.
【図7】図6のVII−VII線に沿う断面図である。7 is a sectional view taken along the line VII-VII of FIG.
【図8】従来のカムシャフトを示す側面図である。FIG. 8 is a side view showing a conventional camshaft.
【図9】図8のIX−IX線に沿う断面図である。9 is a sectional view taken along line IX-IX in FIG.
33 軸部材 35 嵌合部材 41 パンチ部材 43 突出部 45 保持部材 49 傾斜面 51 塑性加工部 53 付勢手段 33 shaft member 35 fitting member 41 punch member 43 projecting portion 45 holding member 49 inclined surface 51 plastic working portion 53 urging means
Claims (2)
に、嵌合部材を被嵌するとともに、嵌合部材の回転方向
位置が軸部材に対して所定の位置となるように位置決め
した後、前記軸部材における前記嵌合部材の両側近傍と
なる位置に、一対のパンチ部材を同時に突入させ、この
突入により軸部材金属を嵌合部材の両側面に向けて塑性
流動させ、この塑性流動により形成される突出部によ
り、前記嵌合部材を軸部材に固定することを特徴とする
嵌合部材の軸部材への固定方法。1. A fitting member is fitted in a predetermined axial length position of a metal shaft member, and the rotation direction position of the fitting member is positioned with respect to the shaft member. After that, a pair of punch members are simultaneously rushed into the shaft member at positions near both sides of the fitting member, and by this rush, the shaft member metal is plastically flowed toward both side surfaces of the fitting member, and this plastic flow A method of fixing a fitting member to a shaft member, characterized in that the fitting member is fixed to the shaft member by a protrusion formed by the above.
間隔を置いて並列に、かつ、内側に向けて移動自在に保
持させるとともに、前記一対のパンチ部材の先端に、外
側が前記保持部材側に向けて傾斜する傾斜面を有する塑
性加工部を形成し、さらに、前記一対のパンチ部材を、
付勢手段により外側に向けて付勢してなることを特徴と
する塑性加工工具。2. The holding member holds a pair of punch members in parallel at a predetermined interval and movably toward the inner side, and at the tips of the pair of punch members, the outer side is the holding member. Forming a plastically processed portion having an inclined surface inclined toward the side, further, the pair of punch members,
A plastic working tool characterized in that it is biased outward by a biasing means.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3213816A JPH0550163A (en) | 1991-08-26 | 1991-08-26 | Fixing method for fitting member to shaft member and plastic working tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3213816A JPH0550163A (en) | 1991-08-26 | 1991-08-26 | Fixing method for fitting member to shaft member and plastic working tool |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0550163A true JPH0550163A (en) | 1993-03-02 |
Family
ID=16645508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3213816A Pending JPH0550163A (en) | 1991-08-26 | 1991-08-26 | Fixing method for fitting member to shaft member and plastic working tool |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0550163A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004076095A1 (en) * | 2003-02-27 | 2004-09-10 | Mitsuba Corporation | Shaft and shaft molding device |
JP2009162081A (en) * | 2007-12-28 | 2009-07-23 | Musashi Seimitsu Ind Co Ltd | Molding method for cam shaft |
-
1991
- 1991-08-26 JP JP3213816A patent/JPH0550163A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004076095A1 (en) * | 2003-02-27 | 2004-09-10 | Mitsuba Corporation | Shaft and shaft molding device |
CN100333854C (en) * | 2003-02-27 | 2007-08-29 | 株式会社美姿把 | Shaft and shaft molding device |
JP2009162081A (en) * | 2007-12-28 | 2009-07-23 | Musashi Seimitsu Ind Co Ltd | Molding method for cam shaft |
US8458902B2 (en) | 2007-12-28 | 2013-06-11 | Musashi Seimitsu Industry Co., Ltd. | Method of forming cam shaft |
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