JP3217922B2 - Swaging type retaining mechanism in synthetic resin products - Google Patents

Swaging type retaining mechanism in synthetic resin products

Info

Publication number
JP3217922B2
JP3217922B2 JP00844194A JP844194A JP3217922B2 JP 3217922 B2 JP3217922 B2 JP 3217922B2 JP 00844194 A JP00844194 A JP 00844194A JP 844194 A JP844194 A JP 844194A JP 3217922 B2 JP3217922 B2 JP 3217922B2
Authority
JP
Japan
Prior art keywords
synthetic resin
retaining head
caulking
pin
retaining
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.)
Expired - Fee Related
Application number
JP00844194A
Other languages
Japanese (ja)
Other versions
JPH07214673A (en
Inventor
昌典 篠田
茂仁 後藤
Original Assignee
高島屋日発工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 高島屋日発工業株式会社 filed Critical 高島屋日発工業株式会社
Priority to JP00844194A priority Critical patent/JP3217922B2/en
Publication of JPH07214673A publication Critical patent/JPH07214673A/en
Application granted granted Critical
Publication of JP3217922B2 publication Critical patent/JP3217922B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/56Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/60Riveting or staking
    • B29C65/606Riveting or staking the rivets being integral with one of the parts to be joined, i.e. staking
    • B29C65/607Riveting or staking the rivets being integral with one of the parts to be joined, i.e. staking the integral rivets being hollow
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/40General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/81General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81427General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth
    • B29C66/81429General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth comprising a single tooth
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/83General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832Reciprocating joining or pressing tools
    • B29C66/8322Joining or pressing tools reciprocating along one axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/56Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/60Riveting or staking
    • B29C65/606Riveting or staking the rivets being integral with one of the parts to be joined, i.e. staking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/40General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/47Joining single elements to sheets, plates or other substantially flat surfaces
    • B29C66/472Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially flat

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Insertion Pins And Rivets (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Connection Of Plates (AREA)

Description

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

【0001】[0001]

【産業上の利用分野】本発明は、合成樹脂製品における
かしめ式抜け止め機構に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a caulking type retaining mechanism for a synthetic resin product.

【0002】[0002]

【従来の技術】自動車用内装材などでは熱可塑性合成樹
脂よりなる成形基板その他の取付部材にかしめピンを突
設してこれに被取付部材を嵌めたうえかしめピンの遊端
を高周波や超音波ホーンなどで溶融固化された抜け止め
頭部に形成することにより被取付部材を固定することが
従来より広く行われているが、従来のこの種の合成樹脂
製品におけるかしめ式抜け止め機構は、実開平1ー11
5531号公報に見られるように、かしめピンの遊端を
単なる鋲形頭部に形成してあるため、リサイクルのため
などの理由で解体したいときにはリューターやサンダー
で鋲形頭部を削りとらなければならず、その手数が面倒
なものであった。
2. Description of the Related Art In interior materials for automobiles, caulking pins are protruded from a molded board made of a thermoplastic synthetic resin or other mounting members, and a member to be mounted is fitted on the pins. It has been widely used to fix the member to be attached by forming it on the retaining head that has been melted and solidified with a horn or the like.However, the conventional caulking type retaining mechanism for this type of synthetic resin product is actually used. Kaihei 1-11
As shown in Japanese Patent No. 5531, the free end of the caulking pin is formed as a simple tack-shaped head, so if you want to disassemble it for recycling or other reasons, you must cut off the tack-shaped head with a luter or sander In addition, the trouble was troublesome.

【0003】[0003]

【発明が解決しようとする課題】本発明は前記のような
問題を解決し、抜け止め頭部の除去が容易で解体作業に
手数を要することがなく、しかも、高周波や超音波かし
めホーンにより偏心することのない抜け止め頭部を成形
するうえにも好都合な合成樹脂製品におけるかしめピン
の抜け止め機構を提供することにある。
DISCLOSURE OF THE INVENTION The present invention solves the above-mentioned problems, and the removal of the retaining head is easy, so that there is no need for trouble in dismantling work, and the eccentricity is achieved by a high frequency or ultrasonic caulking horn. An object of the present invention is to provide a mechanism for preventing a swaging pin of a synthetic resin product, which is convenient for molding a retaining head that does not perform any work.

【0004】[0004]

【課題を解決するための手段】前記のような課題を解決
した本発明の合成樹脂製品におけるかしめピンの抜け止
め機構は、熱可塑性合成樹脂よりなるかしめ用のピン主
体の遊端がその一部を溶融固化した抜け止め頭部に形成
されており、この抜け止め頭部にはその中心を通って直
径方向に延びて両翼端が周縁内側に達するとともに溝底
の尖端がピン主体の頸下にまで達するテーパ条溝が穿設
してあることを特徴とするものである。
In the synthetic resin product of the present invention which has solved the above-mentioned problems, a retaining mechanism for a caulking pin is provided, in which a free end of a caulking pin mainly composed of a thermoplastic synthetic resin is partially formed. Is formed on the retaining head, which has been melted and solidified.The retaining head extends diametrically through the center of the retaining head, the wing ends reach the inside of the periphery, and the tip of the groove bottom is located under the neck mainly composed of pins. It is characterized in that a tapered groove is formed so as to reach the maximum.

【0005】[0005]

【作用】このような合成樹脂製品におけるかしめピンの
抜け止め機構は、かしめピンに嵌められた被取付部材が
該かしめピンの遊端に形成してある抜け止め頭部により
抜け出ることなく取付部材に固定された状態を保持でき
ることは従来のこの種合成樹脂製品におけるかしめ式の
抜け止め機構と同様であるが、リサイクルのためなどの
理由で解体したいときには、抜け止め頭部に穿設してあ
るテーパ条溝が1個のときはマイナス形状のドライバ
を、また、テーパ条溝が十字状に交差する2個のときは
プラス形状のドライバなどの回動工具を差し込んで回動
させれば、前記したようにテーパ条溝は抜け止め頭部の
中心を通って直径方向に延びて両翼端が周縁内側に達す
るとともに溝底の尖端がピン主体の頸下にまで達してい
るため、抜け止め頭部は容易に破壊されることとなり、
従って、被取付部材を簡単に取り外すことができる。
The mechanism for preventing the caulking pin in such a synthetic resin product is provided on the mounting member without the captive member fitted to the caulking pin coming off by the retaining head formed at the free end of the caulking pin. The ability to maintain the fixed state is the same as the conventional caulking type retaining mechanism in this kind of synthetic resin product.However, when it is necessary to disassemble for reasons such as recycling, etc. If the number of grooves is one, a minus-shaped driver is inserted. If the number of tapered grooves intersects in a cross shape is two, a turning tool such as a plus-shaped driver is inserted and turned. As shown in the figure, the tapered groove extends diametrically through the center of the retaining head, the wing ends reach the inside of the peripheral edge, and the point of the groove bottom reaches under the neck mainly composed of pins. Will it be easily broken,
Therefore, the attached member can be easily removed.

【0006】[0006]

【実施例】以下、本発明を図示の実施例に基づいて詳細
に説明する。1は熱可塑性合成樹脂よりなる成形基板か
ら突設されているピン主体であって、該かしめピン1に
は被取付部材11がこれに形成してある嵌め込み孔12
をもって嵌め込まれており、また、かしめピン1の遊端
は高周波や超音波ホーンなどで一部が溶融固化された抜
け止め頭部2に形成されて被取付部材11を成形基板に
固定してあり、これらの点は従来のこの種合成樹脂製品
におけるかしめピンの抜け止め機構と変わることがない
が、本考案ではこの抜け止め頭部2の構造に特徴があ
る。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the illustrated embodiments. Reference numeral 1 denotes a pin mainly protruding from a molded substrate made of a thermoplastic synthetic resin. The caulking pin 1 has a fitting hole 12 in which a member 11 to be mounted is formed.
The free end of the caulking pin 1 is formed on a retaining head 2 that is partially melted and solidified by a high frequency wave or an ultrasonic horn, and the attached member 11 is fixed to a molded substrate. Although these points do not differ from the conventional retaining mechanism of the caulking pin in this kind of synthetic resin product, the present invention is characterized by the structure of the retaining head 2.

【0007】この抜け止め頭部2にはその中心を通って
直径方向に延びて両翼端3a、3aが抜け止め頭部2の
周縁内側に達するとともに、溝底の尖端3bがピン主体
1の頸下にまで達するテーパ条溝3が穿設してある。な
お、テーパ条溝3は図5に示すように抜け止め頭部2の
中心を通る1個のマイナス状のものとしてもよいが、図
3に示すように抜け止め頭部2の中心において交差する
2個よりなるプラス状のものとしても或いは抜け止め頭
部2の中心において交差する3個程度のものであっても
よい。
The retaining head 2 extends diametrically through its center so that both wing ends 3a and 3a reach the inside of the periphery of the retaining head 2, and the point 3b at the bottom of the groove is the neck of the pin main body 1. A tapered groove 3 reaching down is drilled. Note that the tapered groove 3 may be a single negative shape passing through the center of the retaining head 2 as shown in FIG. 5, but intersect at the center of the retaining head 2 as shown in FIG. It may be a two-plus-shaped one or about three that intersect at the center of the retaining head 2.

【0008】なお、21はこのような抜け止め頭部2を
形成する高周波や超音波かしめホーンのホーン主体で、
その基本構成は従来のものと変わることがないので説明
は省略するが、その先端の頭部形成用の凹部22にはテ
ーパ条溝3を形成するための刃23が取付けられてい
る。この刃23はテーパ条溝3をマイナス状のものとす
るときは図4に示すように単なる三角形の板片とし、テ
ーパ条溝3をプラス状のものとするときは図2に示すよ
うに4枚の三角形の板片が放射状に張り出した矢先状の
ものとする。
A horn 21 is a high-frequency or ultrasonic caulking horn that forms such a retaining head 2.
Although the basic configuration is the same as that of the conventional one, the description is omitted, but a blade 23 for forming the tapered groove 3 is attached to the concave portion 22 for forming the head at the tip. The blade 23 is a simple triangular plate as shown in FIG. 4 when the tapered groove 3 has a minus shape, and 4 as shown in FIG. 2 when the tapered groove 3 has a plus shape. An arrow-shaped triangular plate piece radially protrudes.

【0009】このように構成されたものは、取付部材で
ある成形基材に突設してあるピン主体1に嵌め込み孔1
2をもって嵌め込まれている被取付部材11はピン主体
1の遊端に形成してある抜け止め頭部2により抜け出る
ことがないので、取付部材に対して的確に固定された状
態を保持できることとなる。しかして、リサイクルのた
めなどの理由で解体したいときには、抜け止め頭部2に
穿設してあるテーパ条溝3が抜け止め頭部2の中心を通
って直径方向に延びて両翼端3a、3aが抜け止め頭部
2の周縁内側に達し且つ溝底の尖端3bがピン主体1の
頸下にまで達するものとしてあるので、このテーパ条溝
3に対応する形状のドライバなどの回動工具をテーパ条
溝3に差し込んでこれを回動させれば、抜け止め頭部3
は容易に破壊されることとなり、従って、リューターや
サンダーなどで抜け止め頭部3を削り取るような面倒な
手数を要することなく抜け止め頭部3を除いて被取付部
材11を成形基材から簡単に取り外すことができる。
[0009] The above-described structure is provided with a hole 1 fitted into a pin main body 1 projecting from a molding base material as an attachment member.
The attached member 11 fitted with 2 does not come off due to the retaining head 2 formed at the free end of the pin main body 1, so that it can be maintained in a state accurately fixed to the attaching member. . When it is desired to disassemble the retaining head 2 for recycling or the like, the tapered groove 3 formed in the retaining head 2 extends diametrically through the center of the retaining head 2 so that the two wing tips 3a, 3a Reach the inside of the periphery of the retaining head 2 and the point 3b of the groove bottom reaches below the neck of the pin main body 1. Therefore, a turning tool such as a driver having a shape corresponding to the tapered groove 3 is tapered. If it is inserted into the groove 3 and rotated, the retaining head 3
Can be easily destroyed. Therefore, the mounting member 11 can be easily removed from the molding base material without the retaining head 3 without the troublesome work of scraping the retaining head 3 with a luter or a sander. Can be removed.

【0010】また、ピン主体1の遊端を高周波や超音波
ホーンなどのホーンを用いて溶融固化して抜け止め頭部
2を形成する場合、前記したようにホーン主体21の先
端の頭部形成用の凹部22にはテーパ条溝3を形成する
ための尖先状の刃23が取付けられていることとなるの
で、抜け止め頭部2はこの刃23により偏心することな
くセンタリングされて安定した溶融固化状態が得られる
こととなる。
When the free end of the pin main body 1 is melted and solidified by using a horn such as a high frequency or ultrasonic horn to form the retaining head 2, as described above, the head of the tip of the horn main body 21 is formed. A pointed blade 23 for forming the tapered groove 3 is attached to the recess 22 for use, so that the retaining head 2 is centered by the blade 23 without eccentricity and is stable. A melt-solidified state is obtained.

【0011】[0011]

【発明の効果】本発明は前記説明によって明らかなよう
に、熱可塑性合成樹脂よりなるかしめ用のピン主体の遊
端の一部を溶融固化して抜け止め頭部に形成する合成樹
脂製品におけるかしめ式抜け止め機構において、抜け止
め頭部にその中心を通って直径方向に延びて両翼端が周
縁内側に達するとともに溝底の尖端がピン主体の頸下に
まで達するテーパ条溝を穿設しておくことにより、リサ
イクルのためなどの理由で解体したいときにリューター
やサンダーなどで抜け止め頭部を削り取るような面倒な
手数を要することなくドライバ類で簡単に抜け止め頭部
を除去でき、しかも、高周波や超音波かしめホーンによ
り偏心することなく安定して抜け止め頭部をピン主体の
遊端に成形するうえにも好都合なものとなる。従って、
本発明は従来の問題点を解決した合成樹脂製品における
かしめ式抜け止め機構として業界にもたらす益極めて大
なものである。
As is apparent from the above description, the present invention provides a swaging for a synthetic resin product in which a part of a free end mainly composed of a pin for caulking made of a thermoplastic synthetic resin is melted and solidified to form a retaining head. In the type retaining mechanism, a tapered groove is formed in the retaining head that extends diametrically through the center of the retaining head so that both wing ends reach the inside of the peripheral edge and the point of the groove bottom reaches under the neck of the pin. By doing so, when you want to disassemble for recycling or other reasons, you can easily remove the retaining head with a driver without the troublesome work of scraping off the retaining head with a luter or sander, and moreover, A high-frequency or ultrasonic caulking horn stably prevents the eccentricity of the retaining head without eccentricity, and is convenient for forming the free end mainly composed of the pin. Therefore,
The present invention is of great benefit to the industry as a caulking type retaining mechanism in a synthetic resin product that solves the conventional problems.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の実施例を示す要部の拡大断面図であ
る。
FIG. 1 is an enlarged sectional view of a main part showing an embodiment of the present invention.

【図2】プラス状のテーパ条溝を備えた抜け止め頭部を
成形する超音波ホーンの要部の一部切欠斜視図である。
FIG. 2 is a partially cutaway perspective view of a main part of an ultrasonic horn for forming a retaining head having a plus tapered groove.

【図3】図2に示す超音波ホーンにより得られたプラス
状のテーパ条溝を有する抜け止め頭部を備えた本発明の
実施例の一部切欠斜視図である。
FIG. 3 is a partially cutaway perspective view of an embodiment of the present invention having a retaining head having a positive tapered groove obtained by the ultrasonic horn shown in FIG. 2;

【図4】マイナス状のテーパ条溝を備えた抜け止め頭部
を成形する超音波ホーンの要部の一部切欠斜視図であ
る。
FIG. 4 is a partially cutaway perspective view of an essential part of an ultrasonic horn for forming a retaining head having a minus tapered groove.

【図5】図4に示す超音波ホーンにより得られたマイナ
ス状のテーパ条溝を有する抜け止め頭部を備えた本発明
の実施例の一部切欠斜視図である。
5 is a partially cutaway perspective view of an embodiment of the present invention having a retaining head having a minus tapered groove obtained by the ultrasonic horn shown in FIG. 4;

【符号の説明】[Explanation of symbols]

1 ピン主体 2 抜け止め頭部 3 テーパ条溝 3a 翼端 3b 尖端 1 Main body of pin 2 Retaining head 3 Tapered groove 3a Wing tip 3b Tip

───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平4−142919(JP,A) 特開 平7−9060(JP,A) 実開 昭62−63122(JP,U) 実開 平1−115531(JP,U) 特公 平5−42335(JP,B2) 実公 昭52−39106(JP,Y2) (58)調査した分野(Int.Cl.7,DB名) B29C 65/00 - 65/82 B23P 19/00 - 21/00 307 F16B 4/00 - 5/12 ──────────────────────────────────────────────────続 き Continuation of front page (56) References JP-A-4-142919 (JP, A) JP-A-7-9060 (JP, A) JP-A 62-63122 (JP, U) JP-A 115531 (JP, U) JP 5-42335 (JP, B2) Jikken 52-39106 (JP, Y2) (58) Fields investigated (Int. Cl. 7 , DB name) B29C 65/00-65 / 82 B23P 19/00-21/00 307 F16B 4/00-5/12

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 熱可塑性合成樹脂よりなるかしめ用のピ
ン主体(1) の遊端がその一部を溶融固化した抜け止め頭
部(2) に形成されており、この抜け止め頭部(2) にはそ
の中心を通って直径方向に延びて両翼端(3a)が周縁内側
に達するとともに溝底の尖端(3b)がピン主体(1) の頸下
にまで達する適当数のテーパ条溝(3)が穿設してあるこ
とを特徴とする合成樹脂製品におけるかしめ式抜け止め
機構。
A free end of a pin body (1) for caulking made of a thermoplastic synthetic resin is formed on a retaining head (2) having a part thereof melted and solidified. ), A suitable number of tapered grooves (3a) that extend diametrically through the center and reach the inner edge of the wings (3a) and the tips (3b) of the groove bottoms reach below the neck of the pin main body (1) A caulking type retaining mechanism for a synthetic resin product, characterized in that 3) is perforated.
JP00844194A 1994-01-28 1994-01-28 Swaging type retaining mechanism in synthetic resin products Expired - Fee Related JP3217922B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP00844194A JP3217922B2 (en) 1994-01-28 1994-01-28 Swaging type retaining mechanism in synthetic resin products

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP00844194A JP3217922B2 (en) 1994-01-28 1994-01-28 Swaging type retaining mechanism in synthetic resin products

Publications (2)

Publication Number Publication Date
JPH07214673A JPH07214673A (en) 1995-08-15
JP3217922B2 true JP3217922B2 (en) 2001-10-15

Family

ID=11693222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP00844194A Expired - Fee Related JP3217922B2 (en) 1994-01-28 1994-01-28 Swaging type retaining mechanism in synthetic resin products

Country Status (1)

Country Link
JP (1) JP3217922B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002037219A (en) * 2000-07-21 2002-02-06 Max Co Ltd Binding tool welding apparatus of bag binding machine
JP6039598B2 (en) * 2014-03-03 2016-12-07 日光金属工業株式会社 Daboca method

Also Published As

Publication number Publication date
JPH07214673A (en) 1995-08-15

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