JP2000107822A - Calking fitting for heat exchanger and calking method - Google Patents
Calking fitting for heat exchanger and calking methodInfo
- Publication number
- JP2000107822A JP2000107822A JP10282977A JP28297798A JP2000107822A JP 2000107822 A JP2000107822 A JP 2000107822A JP 10282977 A JP10282977 A JP 10282977A JP 28297798 A JP28297798 A JP 28297798A JP 2000107822 A JP2000107822 A JP 2000107822A
- Authority
- JP
- Japan
- Prior art keywords
- caulking
- core plate
- fitting
- contact
- heat exchanger
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0219—Arrangements for sealing end plates into casing or header box; Header box sub-elements
- F28F9/0224—Header boxes formed by sealing end plates into covers
- F28F9/0226—Header boxes formed by sealing end plates into covers with resilient gaskets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/12—Fastening; Joining by methods involving deformation of the elements
- F28F2275/122—Fastening; Joining by methods involving deformation of the elements by crimping, caulking or clinching
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Automatic Assembly (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、熱交換器のタンク
とコアプレートとの結合部をかしめる際に、かしめ金具
によりコアプレートの結合部側面を傷付けることが防止
できるかしめ金具及びそのかしめ方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a caulking device and a caulking method capable of preventing a side surface of a connecting portion of a core plate from being damaged by a caulking device when caulking a connection portion between a tank and a core plate of a heat exchanger. About.
【０００２】[0002]
【従来の技術】従来の熱交換器の樹脂タンクとコアプレ
ートとの結合部をかしめる金具としては、一対以上のピ
ンまたは複数のポンチを用いて結合部を数回のかしめ工
程でかしめる装置が、実開昭６０−６０１２４号公報、
特開昭６３−２４２４２８号公報及び特開昭６４−２７
３９号公報に開示されている。2. Description of the Related Art As a metal fitting for crimping a joint between a resin tank and a core plate of a conventional heat exchanger, an apparatus for crimping a joint in several times using a pair of pins or a plurality of punches. However, Japanese Utility Model Publication No. 60-60124,
JP-A-63-242428 and JP-A-64-27
No. 39 discloses this.
【０００３】さらに、従来の熱交換器の樹脂タンクとコ
アプレートとの結合部をかしめる金具としては、樹脂タ
ンクとコアプレートの互いの結合部に対してかしめ金具
を回転させることにより結合部をかしめる金具（治具）
が、実開昭第５７−７６９３２号に開示されている。上
記実開昭第５７−７６９３２号の熱交換器のかしめ金具
は、良好なかしめ形状の熱交換器を実現するために、図
２−ａに示すように、かしめ金具１１０の円筒部１１４
をコアプレート１１５の接触面１１５−２に押圧接触し
ながらかしめ金具１１０を回転して、かしめ金具の爪部
１１２によりコアプレートの突片１１５−１と樹脂タン
ク１１６の結合部１１９との互いのかしめ工程の開始か
ら終了するまで（図２−ｂ（１）から図２−ｂ（２）ま
で）、かしめ金具位置を所定位置に保持する必要があ
る。このために、かしめ金具が回転する間、かしめ金具
の円筒部がコアプレートの側部に接触して擦れ合うこと
により、図２−ｂ（２）に示すようにコアプレート１１
５の接触面１１５−２に傷１２０が発生する可能性が含
まれている。[0003] Further, as a metal fitting for crimping the joint between the resin tank and the core plate of the conventional heat exchanger, the joint is rotated by rotating the metal fitting with respect to the joint between the resin tank and the core plate. Clamping fitting (jig)
Is disclosed in Japanese Utility Model Laid-Open No. 57-76932. As shown in FIG. 2A, the caulking metal fitting of the heat exchanger disclosed in Japanese Utility Model Application Laid-Open No. 57-76732 is used to realize a heat exchanger having a good caulking shape.
Is pressed against the contact surface 115-2 of the core plate 115 to rotate the caulking metal fitting 110, and the claw 112 of the caulking metal fitting causes the protruding piece 115-1 of the core plate and the coupling part 119 of the resin tank 116 to be connected to each other. From the start to the end of the caulking process (from FIG. 2-b (1) to FIG. 2-b (2)), it is necessary to hold the position of the caulking fitting at a predetermined position. For this reason, while the caulking fitting rotates, the cylindrical portion of the caulking fitting comes into contact with the side of the core plate and rubs against the core plate 11 as shown in FIG.
The possibility that the scratch 120 is generated on the contact surface 115-2 of No. 5 is included.
【０００４】[0004]
【発明が解決しようとする課題】上記先行技術は、樹脂
タンクとコアプレートとの結合部を形成するためにかし
め金具が回転する間に、かしめ金具とコアプレートとの
側面とが滑り接触となり互いに擦れ合うことにより、コ
アプレートの側面に傷を発生して、熱交換器に外観不良
ををもたらす問題がある。In the prior art described above, the side surfaces of the caulking fitting and the core plate come into sliding contact with each other during rotation of the caulking fitting to form a joint between the resin tank and the core plate. Rubbing causes a problem on the side surface of the core plate, resulting in poor appearance of the heat exchanger.
【０００５】本発明は、上記状況を鑑みてなされたもの
であり、上記先行技術の滑り接触による擦れ合いを防止
して、コアプレートの側面の傷付きを抑制し、熱交換器
の外観形状を大幅に向上させることができるかしめ金具
及びかしめ方法を提供することを課題とするものであ
る。The present invention has been made in view of the above circumstances, and prevents the friction caused by the sliding contact of the prior art, suppresses the side plate of the core plate from being damaged, and improves the external shape of the heat exchanger. An object of the present invention is to provide a caulking fitting and a caulking method which can be significantly improved.
【０００６】[0006]
【課題を解決するための手段】上記課題を解決するため
に、請求項１〜請求項３に記載する技術手段を採用す
る。本発明においては、請求項１に記載するように、か
しめ金具の円筒部とコアプレートの側面との接触面付近
であって、かしめ金具の円筒部内に、コアプレートの側
面と転がり押圧接触するための転がり接触部を設ける技
術を採用する。これにより、タンクとコアプレートとの
結合部をかしめ金具の爪部によりかしめる際に、かしめ
金具の円筒部内に設けられた転がり接触部が、コアプレ
ートの側面の接触面と転がり押圧接触することにより、
従来の滑り接触を回避することができ、所定の外観形状
を有する熱交換機を提供することができるようになる。Means for Solving the Problems To solve the above problems, the technical means described in claims 1 to 3 are adopted. In the present invention, as described in claim 1, in the vicinity of the contact surface between the cylindrical portion of the caulking fitting and the side surface of the core plate, and inside the cylindrical portion of the caulking fitting, there is rolling contact with the side surface of the core plate. The technology of providing a rolling contact part is adopted. Accordingly, when the joint between the tank and the core plate is swaged by the claw portion of the swaging member, the rolling contact portion provided in the cylindrical portion of the swaging member comes into rolling contact with the contact surface on the side surface of the core plate. By
Conventional sliding contact can be avoided, and a heat exchanger having a predetermined external shape can be provided.
【０００７】さらに本発明においては、請求項１記載の
かしめ金具を用いて請求項３に記載するように、タンク
とコアプレートとの結合部をかしめ金具の爪部によりか
しめる際に、かしめ金具の円筒部内に設けられた転がり
接触部が、コアプレートの側面の接触面と転がり押圧接
触することにより、従来技術のかしめ方法による滑り接
触を回避するでき、熱交換器のコアプレートの側面に発
生する傷を防止でき、所定の外観形状を有する熱交換機
のかしめ方法を提供することができるようになる。Further, in the present invention, as described in claim 3 by using the caulking device according to claim 1, when the connecting portion between the tank and the core plate is caulked by the claw portion of the caulking device, the caulking device is used. The rolling contact portion provided inside the cylindrical portion of the heat exchanger makes rolling contact with the contact surface on the side surface of the core plate, thereby avoiding the sliding contact by the caulking method of the prior art, and is generated on the side surface of the core plate of the heat exchanger. It is possible to provide a method of caulking a heat exchanger having a predetermined external shape.
【０００８】本発明においては、請求項２に記載するよ
うに、かしめ金具の円筒部内に設けられる転がり接触部
は、針状ローラ形式の転がり接触が好ましが、これによ
り円筒部と針状ローラとの接触面は滑り摩擦となるが、
針状ローラと熱交換器のコアプレートの側面とは転がり
接触となり、従来の滑り接触を回避することができる。
さらに、かしめ金具の円筒部にかしめ回転円周方向に複
数の針状ローラ及びベルト形式の接触板を採用すること
により、かしめ金具が回転する際の接触部の移動に対処
することができる。In the present invention, the rolling contact portion provided in the cylindrical portion of the caulking metal fitting is preferably a rolling contact of a needle roller type. The contact surface with is sliding friction,
The needle roller and the side surface of the core plate of the heat exchanger are in rolling contact, and the conventional sliding contact can be avoided.
Further, by employing a plurality of needle-like rollers and a belt-type contact plate in the circumferential direction of caulking in the cylindrical portion of the caulking fitting, it is possible to cope with the movement of the contact portion when the caulking fitting rotates.
【０００９】[0009]
【発明の実施の形態】先ず、本発明のかしめ金具により
かしめられる熱交換器及びかしめ方法を以下に図面を参
照して説明する。以下の実施例においては、熱交換器の
タンクが樹脂製である場合について記載する。かしめ金
具によりかしめられた熱交換器についての概略を述べ
る。本発明のかしめ金具を用いて樹脂タンクとコアプレ
ートとの結合部をかしめた熱交換器を図５に示す。図５
に示すように、熱交換器３０は、熱交換流体が通過する
チューブ３２及びフィン３３を交互に積層したコア３１
と、このコア３１の上部と下部の両部に二つの樹脂タン
ク１６、１６とを備えている。樹脂タンク１６、１６
は、コア３１の上下両端部に設けられたコアプレート１
５、１５にかしめ結合されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, a heat exchanger caulked by a caulking device of the present invention and a caulking method will be described below with reference to the drawings. In the following examples, the case where the tank of the heat exchanger is made of resin will be described. The outline of the heat exchanger caulked by the caulking fitting will be described. FIG. 5 shows a heat exchanger in which the joint between the resin tank and the core plate is caulked using the caulking fitting of the present invention. FIG.
As shown in the figure, the heat exchanger 30 has a core 31 in which tubes 32 and fins 33 through which a heat exchange fluid passes are alternately stacked.
And two resin tanks 16 at both the upper and lower portions of the core 31. Resin tank 16, 16
Are the core plates 1 provided at the upper and lower ends of the core 31.
5 and 15 are caulked.
【００１０】次に、樹脂タンクとコアプレートとの結合
部とのかしめ方法についての概略を述べる。本発明のか
しめ金具と、樹脂タンクとコアプレートとの結合部とを
図６に示す。図６に示すように、かしめ金具１０は基台
１８に取り付けられ、さらに、樹脂タンク１６とコアプ
レート１５との結合部１９が、基台１８の所定のかしめ
位置（図１参照）に保持される。このように保持された
結合部１９は、ヒンジピン１３を回転軸としてかしめ金
具１０をアーム２７によって回動させて、かしめ金具の
爪部１２によってかしめられる。Next, an outline of a method of caulking the joint between the resin tank and the core plate will be described. FIG. 6 shows the caulking fitting of the present invention and the joint between the resin tank and the core plate. As shown in FIG. 6, the caulking fitting 10 is attached to the base 18, and the joint 19 between the resin tank 16 and the core plate 15 is held at a predetermined caulking position (see FIG. 1) of the base 18. You. The holding portion 19 held in this manner is swaged by the claw 12 of the swaging member by rotating the swaging member 10 by the arm 27 using the hinge pin 13 as a rotation axis.
【００１１】本発明の転がり接触部を備えたかしめ金具
を図を参照して以下に示す。図１−ａは、本発明のかし
め金具１０と、熱交換器の樹脂タンク１６とコアプレー
ト１５の結合部１９を示し、且つ図１−ｂ（１）はかし
め工程開始前の状態、図１−ｂ（２）はかしめ工程終了
後の状態をしめす側部断面図である。図１−ａに示すよ
うに、本発明のかしめ金具１０は、かしめ用爪部１２を
備え、且つかしめ作業をするために矢印Ａの方向に回転
する際回転軸となるヒンジピン１３を備える。さらに、
かしめ金具１０は、円筒部１４について図４ｂからも分
かるように１４は円筒形状でコアプレート１５の側部の
接触する面１５−２の付近に、転がり接触部１１が設け
られる。図１には転がり接触部として一つの針状ローラ
１１を設けた実施例を示す。針状ローラ１１は一部が接
触面１５−２の表面に突き出る状態でかしめ金具１０に
回転可能にして取り付けられる。針状ローラ１１は、か
しめ作業の際のかしめ金具１０の回転による針状ローラ
１１とコアプレート１５との接触面１５−２の移動に十
分に対応できる角度だけ前記円筒部の表面から露出す
る。A swaging fitting provided with a rolling contact portion according to the present invention will be described below with reference to the drawings. FIG. 1A shows the caulking fitting 10 of the present invention, the connecting portion 19 between the resin tank 16 of the heat exchanger and the core plate 15, and FIG. 1B (1) shows a state before the start of the caulking step. -B (2) is a side sectional view showing the state after the completion of the caulking step. As shown in FIG. 1A, the caulking fitting 10 of the present invention includes a caulking claw portion 12 and a hinge pin 13 serving as a rotation axis when rotating in the direction of arrow A for caulking operation. further,
As can be seen from FIG. 4B, the caulking fitting 10 has a cylindrical shape, and the rolling contact portion 11 is provided in the vicinity of a contact surface 15-2 on the side of the core plate 15. FIG. 1 shows an embodiment in which one needle roller 11 is provided as a rolling contact portion. The needle roller 11 is rotatably attached to the metal fitting 10 in a state where a part thereof protrudes from the surface of the contact surface 15-2. The needle-shaped roller 11 is exposed from the surface of the cylindrical portion by an angle that can sufficiently cope with the movement of the contact surface 15-2 between the needle-shaped roller 11 and the core plate 15 due to the rotation of the caulking fitting 10 during the caulking operation.
【００１２】本発明の転がり接触部を備えたかしめ金具
を使用する従来のかしめ装置の概要を以下に説明する。
本発明のかしめ金具は、図３に示す従来のかしめ装置２
０に使用される。図３に示すように、かしめ装置２０
は、樹脂タンクとコアプレートとの結合部の所定かしめ
位置にかしめ金具を位置決めする一対のロボット２１、
２１を有する。ロボットのア−ム２２、２２の一端部に
は、かしめ作業を実施するため駆動部を有するかしめユ
ニット２３、２３（一部図示せず）が装備されている。
かしめユニットの拡大図を図４−ａに示す。かしめユニ
ット２３は、一端にかしめ金具１０が設けられたアーム
２７と、このアーム２７の他端に接続されたリンク部材
２６と、このリンク部材２６が取り付けられた歯車２５
と、この歯車２５と噛合するねじ部２４ａを有するアク
チュエータ２４とを備えている。このようにアーム２７
はリンク部材２６、歯車２５を介してアクチュエータ２
４に接続されており、アクチュエータ２４が駆動される
と、アーム２７はヒンジピン１３を中心として回動す
る。その結果、上述したように、かしめ金具１０はヒン
ジピン１３を中心に回動する。An outline of a conventional caulking device using a caulking fitting provided with a rolling contact portion according to the present invention will be described below.
The caulking fitting of the present invention is a conventional caulking device 2 shown in FIG.
Used for 0. As shown in FIG.
Are a pair of robots 21 for positioning a caulking fitting at a predetermined caulking position at the joint between the resin tank and the core plate,
21. At one end of each of the arms 22 and 22 of the robot, caulking units 23 and 23 (partly not shown) having a drive unit for performing a caulking operation are provided.
An enlarged view of the caulking unit is shown in FIG. The caulking unit 23 includes an arm 27 having the caulking fitting 10 at one end, a link member 26 connected to the other end of the arm 27, and a gear 25 to which the link member 26 is attached.
And an actuator 24 having a screw portion 24a that meshes with the gear 25. Thus, the arm 27
Is the actuator 2 via the link member 26 and the gear 25.
4, the arm 27 rotates about the hinge pin 13 when the actuator 24 is driven. As a result, as described above, the caulking fitting 10 rotates about the hinge pin 13.
【００１３】所定位置でかしめ金具１０が回転し、１回
目のかしめ作業が終了すると、かしめユニット２３、２
３を次の所定位置にロボット２１、２１により移動し、
次の位置のかしめ作業が行われ、この作業を繰り返しコ
アプレートと樹脂タンクとの結合部１９をかしめを終了
する。次に、本発明の転がり接触部を備えたかしめ金具
を使用し、熱交換器の樹脂タンクとコアプレートとの結
合部をかしめる本発明のかしめ方法を以下に示す。When the caulking fitting 10 rotates at a predetermined position and the first caulking operation is completed, the caulking units 23, 2
3 is moved to the next predetermined position by the robots 21 and 21,
The caulking operation at the next position is performed, and this operation is repeated to end the caulking of the joint 19 between the core plate and the resin tank. Next, the caulking method of the present invention for caulking the joint between the resin tank and the core plate of the heat exchanger using the caulking fitting provided with the rolling contact portion of the present invention will be described below.
【００１４】図１−ａ、及び図１−ｂ（１）に示すよう
に、コアプレート１５がパッキン１７を挟んで樹脂タン
ク１６と組み合わされた状態で、または順次その場で組
み込まれ基台１８の取り付け部１８−１上に配される。
その後、図４−ａに示すかしめユニット４０のアクチュ
エータ４１の駆動力によりヒンジピン１３を回転軸とし
てかしめ金具１０が回転することにより、かしめ金具の
爪部１２がコアプレートの突片１５−１を樹脂タンク１
６を押さえつけながら、パッキン１７を圧縮しつつコア
プレートの突片１５−１が樹脂タンク１６にかしめられ
る。このかしめ工程の際に、本発明においては、かしめ
金具１０の円筒部１４に設けた本発明の針状ローラ１１
がコアプレートの接触面１５−２に、かしめ開始時（図
１−ｂ（１））からかしめ工程の終了（図１−ｂ
（２））までのあいだ、転がりまたは回転接触しながら
接触する構造となっている。この転がりまたは回転接触
構造を採用したことにより、かしめ金具１０とコアプレ
ートの接触面１５−２と擦れ合い接触することが全く回
避でき、コアプレートの接触面１５−２には、図１−ｂ
（２）に示すように傷及び凹みなどの損傷を与えること
が防止できる。As shown in FIG. 1A and FIG. 1B (1), the core plate 15 is assembled with the resin tank 16 with the packing 17 interposed therebetween, or is sequentially assembled on the spot, and the base 18 is assembled. On the mounting portion 18-1.
Thereafter, the caulking fitting 10 is rotated about the hinge pin 13 as a rotation axis by the driving force of the actuator 41 of the caulking unit 40 shown in FIG. Tank 1
While pressing down 6, the protrusion 15-1 of the core plate is caulked to the resin tank 16 while compressing the packing 17. At the time of this caulking step, in the present invention, the needle-shaped roller 11 of the present invention provided on the cylindrical portion 14 of the caulking fitting 10 is used.
Is applied to the contact surface 15-2 of the core plate from the start of crimping (FIG. 1B (1)) to the end of the crimping process (FIG. 1B).
Until (2)), there is a structure in which rolling or rotating contact is made. By adopting this rolling or rotating contact structure, it is possible to completely avoid rubbing contact between the swaging member 10 and the contact surface 15-2 of the core plate, and the contact surface 15-2 of the core plate has the configuration shown in FIG.
As shown in (2), damages such as scratches and dents can be prevented.
【００１５】本発明のかしめ金具１０に設けられる転が
り接触部は、図７のａに示すようなハーフリング１１−
１に代えることもできる。かしめ金具にハーフリング１
１−１を備えたこのかしめ工程の場合、ハーフリング１
１−１がコアプレートの接触面１５−２に、かしめ開始
時からかしめ工程の終了までのあいだ接触したままであ
るが、ハーフプレート１１−１と円筒部１４との間で転
がりまたは回転接触しながら接触する構造となってい
る。さらに、コアプレート１９の接触面１５−１での接
触圧力が大きい場合は図７のｂに示すようなハーフリン
グ１１−２と複数の針状ローラ１１−３に代えることも
できる。かしめ金具にハーフリング１１−２と複数の針
状ローラ１１−３を備えたこのかしめ工程の場合、ハー
フリング１１−２がコアプレートの接触面１５−２に、
かしめ開始時からかしめ工程の終了までのあいだ接触し
たままであるが、ハーフプレート１１−２と円筒部１４
との間に存在する複数の針状ローラ１１−３が転がりま
たは回転接触しながら接触する構造となっている。The rolling contact portion provided on the crimping fitting 10 of the present invention includes a half ring 11- as shown in FIG.
It can be replaced with 1. Half ring 1 for swaging
In the case of this caulking process with 1-1, the half ring 1
1-1 stays in contact with the contact surface 15-2 of the core plate from the start of crimping to the end of the caulking step, but rolls or rotates between the half plate 11-1 and the cylindrical portion 14. It is structured to contact while touching. Further, when the contact pressure on the contact surface 15-1 of the core plate 19 is large, the half ring 11-2 and a plurality of needle rollers 11-3 as shown in FIG. 7B can be used. In the case of this caulking process in which the caulking fitting is provided with the half ring 11-2 and the plurality of needle rollers 11-3, the half ring 11-2 is provided on the contact surface 15-2 of the core plate.
The contact between the half plate 11-2 and the cylindrical portion 14 is maintained between the start of the swaging and the end of the swaging process.
Are in contact with each other while rolling or rotating.
【００１６】上記の本発明のかしめ金具を使用し且つ本
発明のかしめ方法を実施することによって、樹脂タンク
熱交換器の樹脂タンクとコアプレートとの結合部をかし
め金具の爪部によりかしめる際に、かしめ金具の円筒部
内に設けられた転がり接触部が、コアプレートの側面の
接触面と転がり押圧接触することにより、従来の滑り接
触を回避することができ、所定の外観形状を有する樹脂
タンク熱交換機を提供することができる。When the above-described caulking fitting of the present invention is used and the caulking method of the present invention is carried out, the joint between the resin tank and the core plate of the resin tank heat exchanger is caulked by the claw of the caulking fitting. In addition, the rolling contact portion provided in the cylindrical portion of the caulking fitting is in rolling contact with the contact surface on the side surface of the core plate, so that the conventional sliding contact can be avoided, and a resin tank having a predetermined appearance shape A heat exchanger can be provided.
【図１】図１−ａは、本発明のかしめ金具と、熱交換器
の樹脂タンクとコアプレートの結合部との側部断面図を
示し、且つ図１−ｂ（１）はかしめ工程開始前の状態、
図１−ｂ（２）はかしめ工程終了後の状態を示す側部断
面図である。FIG. 1A is a side sectional view of a caulking fitting of the present invention, a joint portion between a resin tank of a heat exchanger and a core plate, and FIG. 1B (1) shows a start of a caulking process. Previous state,
FIG. 1B (2) is a side sectional view showing a state after the completion of the caulking step.
【図２】図２−ａは、従来のかしめ金具と、熱交換器の
樹脂タンクとコアプレートとの結合部の側部断面図を示
し、且つ図２−ｂ（１）はかしめ工程開始前の状態、図
２−ｂ（２）はかしめ工程終了後の状態を示す側部断面
図である。FIG. 2A is a side cross-sectional view of a conventional caulking fitting, a connecting portion between a resin tank of a heat exchanger and a core plate, and FIG. 2-B (1) is before starting a caulking step. FIG. 2-b (2) is a side sectional view showing the state after the completion of the caulking step.
【図３】本発明のかしめ金具を備えたかしめ装置の概略
斜視図を示す。FIG. 3 is a schematic perspective view of a caulking device provided with a caulking device of the present invention.
【図４】図４−ａは図３の円Ｘで示す部分の拡大図であ
りかしめユニットを示し、且つ、図４−ｂは図４−ａの
円Ｙで示す部分の拡大図でありかしめ金具と、樹脂タン
クとコアプレートの結合部を示す。4A is an enlarged view of a portion indicated by a circle X in FIG. 3 and shows a caulking unit, and FIG. 4B is an enlarged view of a portion indicated by a circle Y in FIG. 3 shows a metal fitting and a joint between a resin tank and a core plate.
【図５】本発明のかしめ金具を用いて製造した一部分を
図示しない熱交換器の斜視図を示す。FIG. 5 is a perspective view of a heat exchanger (not shown) manufactured by using the swaging device of the present invention.
【図６】本発明のかしめ金具と樹脂タンクとコアプレー
トとの結合部を示し、一部分を省略した斜視図である。FIG. 6 is a perspective view showing a connecting portion of a caulking fitting, a resin tank, and a core plate according to the present invention, with a part thereof being omitted.
【図７】本発明の別の転がり接触部を備えるかしめ金具
と、樹脂タンクとコアプレートとの結合部との側部断面
図を示し、図７−ａは転がり接触部がハーフリングから
なり、且つ図７−ｂは転がり接触部が針状ローラとハー
フリングとからなる図である。FIG. 7 is a side sectional view of a caulking fitting provided with another rolling contact portion of the present invention and a coupling portion between a resin tank and a core plate, and FIG. 7-a shows a rolling contact portion formed of a half ring; FIG. 7B is a diagram in which the rolling contact portion is composed of a needle roller and a half ring.
１０…かしめ金具 １１…転がり接触部、針状ローラ １１−１…ハーフリング １１−２…ハーフリング １１−３…複数の針状ローラ １２…爪部 １３…ヒンジピン １４…円筒部 １５…コアプレート １５−１…コアプレートの突片 １５−２…コアプレートの接触面 １６…樹脂タンク １７…パッキン １８…基台 １８−１…基台の取り付け部 １９…結合部 ２０…かしめ装置 ２１…ロボット ２２…ロボットアーム ２３…かしめユニット ２４…アクチュエータ ２４ａ…ねじ部 ２５…歯車 ２６…リンク部材 ２７…アーム ３０…樹脂タンク熱交換器 ３１…コア本体 ３２…チューブ ３３…フィン １１０…かしめ金具 １１２…爪部 １１３…ヒンジピン １１４…円筒部 １１５…コアプレート １１５−１…コアプレートの突片 １１５−２…コアプレートの接触面 １１６…樹脂タンク １１７…パッキン １１８…基台 １１８−１…基台の取り付け部 １１９…結合部 １２０…接触面の傷 DESCRIPTION OF SYMBOLS 10 ... Caulking metal 11 ... Rolling contact part, needle roller 11-1 ... Half ring 11-2 ... Half ring 11-3 ... Plural needle rollers 12 ... Claw part 13 ... Hinge pin 14 ... Cylindrical part 15 ... Core plate 15 -1: Core plate protrusion 15-2: Contact surface of the core plate 16: Resin tank 17: Packing 18: Base 18-1: Mounting portion of base 19: Coupling unit 20: Caulking device 21: Robot 22 ... Robot arm 23 ... Caulking unit 24 ... Actuator 24a ... Screw part 25 ... Gear 26 ... Link member 27 ... Arm 30 ... Resin tank heat exchanger 31 ... Core body 32 ... Tube 33 ... Fin 110 ... Caulking fitting 112 ... Claw part 113 ... Hinge pin 114 ... Cylindrical part 115 ... Core plate 115-1 ... Projection piece of core plate 115-2 ... Core Contact surfaces 116 ... resin tank 117 ... packing 118 ... base 118-1 ... base of the mounting portion 119 ... coupling portion 120 ... contact surface scratches rate
Claims (3)
接触させてかしめ金具を回転することにより、前記かし
め金具の爪部により前記結合部をかしめる熱交換器のか
しめ金具において、 前記かしめ金具は、前記かしめ金具の円筒部と前記コア
プレートの側面との接触面付近において、前記コアプレ
ートの側面と転がり押圧接触するために、前記円筒部内
に転がり接触部が設けられ、且つ前記転がり接触部は、
前記かしめ金具の回転に応じて前記接触面の移動に対応
できる角度だけ前記円筒部の表面から露出し、かつ回転
可能に備えられること、を特徴とする熱交換器のかしめ
金具。1. A caulking fitting of a heat exchanger for caulking said coupling portion by a claw portion of said caulking fitting by rotating a caulking fitting by pressing against a connecting portion between a tank and a core plate. In the vicinity of the contact surface between the cylindrical portion of the caulking fitting and the side surface of the core plate, a rolling contact portion is provided in the cylindrical portion in order to make rolling contact with the side surface of the core plate, and the rolling contact portion is provided. Is
A swaging member for a heat exchanger, wherein the swaging member is exposed from the surface of the cylindrical portion by an angle corresponding to the movement of the contact surface in accordance with the rotation of the swaging member and is rotatably provided.
とを特徴とする請求項１記載のかしめ金具。2. The swaging device according to claim 1, wherein the rolling contact portion is a needle roller.
接触させてかしめ金具を回転することにより、前記かし
め金具の爪部により前記結合部をかしめる熱交換器のか
しめ方法において、 前記かしめ金具は、前記かしめ金具の円筒部と前記コア
プレートの側面との接触面付近に、前記コアプレートの
側面と転がり押圧接触するために、前記円筒部内に転が
り接触部を回転可能に設けられ、前記接触面の移動に対
応できる角度だけ前記円筒部の表面から露出し、且つ前
記かしめ金具がかしめ作業をする際に、前記円筒部の転
がり接触部が、前記コアプレートの側面の接触面付近に
転がり押圧接触しつつ、前記タンクと前記コアプレート
との前記結合部を前記かしめ金具の爪部によりかしめる
こと、を特徴とする熱交換器のかしめ方法。3. A caulking method for a heat exchanger in which a crimping member is rotated by bringing a pressing portion into contact with a connecting portion between a tank and a core plate, thereby caulking the connecting portion with a claw portion of the caulking member. A rolling contact portion is rotatably provided in the cylindrical portion in the vicinity of the contact surface between the cylindrical portion of the caulking fitting and the side surface of the core plate so as to make rolling contact with the side surface of the core plate. The rolling contact portion of the cylindrical portion rolls and presses near the contact surface on the side surface of the core plate when the caulking fitting is exposed to the surface of the cylindrical portion by an angle that can correspond to the movement of the surface, and when the caulking fitting performs the caulking operation. A method for caulking a heat exchanger, comprising caulking the connecting portion between the tank and the core plate with a claw portion of the caulking fitting while making contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10282977A JP2000107822A (en) | 1998-10-05 | 1998-10-05 | Calking fitting for heat exchanger and calking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10282977A JP2000107822A (en) | 1998-10-05 | 1998-10-05 | Calking fitting for heat exchanger and calking method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000107822A true JP2000107822A (en) | 2000-04-18 |
Family
ID=17659603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10282977A Pending JP2000107822A (en) | 1998-10-05 | 1998-10-05 | Calking fitting for heat exchanger and calking method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000107822A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003019525A (en) * | 2001-07-03 | 2003-01-21 | Denso Corp | Mechanism and method for detecting seating of caulking device |
| US6540428B2 (en) * | 2000-03-29 | 2003-04-01 | Tsubakimoto Chain Co. | Caulking roller and sintered flanged pulley caulked by the caulking roller |
| JP2009030951A (en) * | 2007-06-28 | 2009-02-12 | Denso Corp | Manufacturing method of heat exchanger, and caulking device |
| WO2018230383A1 (en) * | 2017-06-13 | 2018-12-20 | カルソニックカンセイ株式会社 | Tank mounting structure and tank mounting method |
| JP2019002610A (en) * | 2017-06-13 | 2019-01-10 | カルソニックカンセイ株式会社 | Tank attachment structure |
| JP2019015441A (en) * | 2017-07-06 | 2019-01-31 | カルソニックカンセイ株式会社 | Tank attachment structure and tank attachment method |
| CN113146205A (en) * | 2021-04-21 | 2021-07-23 | 彩虹（合肥）液晶玻璃有限公司 | Automatic push in device of chopping block strip |
| JP2021186832A (en) * | 2020-05-29 | 2021-12-13 | 株式会社デンソー | Caulking device for heat exchanger and caulking method for heat exchanger |
-
1998
- 1998-10-05 JP JP10282977A patent/JP2000107822A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6540428B2 (en) * | 2000-03-29 | 2003-04-01 | Tsubakimoto Chain Co. | Caulking roller and sintered flanged pulley caulked by the caulking roller |
| JP2003019525A (en) * | 2001-07-03 | 2003-01-21 | Denso Corp | Mechanism and method for detecting seating of caulking device |
| JP4715049B2 (en) * | 2001-07-03 | 2011-07-06 | 株式会社デンソー | Seating detection mechanism and method for detecting the device |
| JP2009030951A (en) * | 2007-06-28 | 2009-02-12 | Denso Corp | Manufacturing method of heat exchanger, and caulking device |
| WO2018230383A1 (en) * | 2017-06-13 | 2018-12-20 | カルソニックカンセイ株式会社 | Tank mounting structure and tank mounting method |
| JP2019002610A (en) * | 2017-06-13 | 2019-01-10 | カルソニックカンセイ株式会社 | Tank attachment structure |
| CN110730896A (en) * | 2017-06-13 | 2020-01-24 | 马瑞利株式会社 | Tank mounting structure and tank mounting method |
| CN110730896B (en) * | 2017-06-13 | 2021-03-12 | 马瑞利株式会社 | Tank mounting structure and tank mounting method |
| JP2019015441A (en) * | 2017-07-06 | 2019-01-31 | カルソニックカンセイ株式会社 | Tank attachment structure and tank attachment method |
| JP2021186832A (en) * | 2020-05-29 | 2021-12-13 | 株式会社デンソー | Caulking device for heat exchanger and caulking method for heat exchanger |
| JP7443935B2 (en) | 2020-05-29 | 2024-03-06 | 株式会社デンソー | Heat exchanger caulking device and heat exchanger caulking method |
| CN113146205A (en) * | 2021-04-21 | 2021-07-23 | 彩虹（合肥）液晶玻璃有限公司 | Automatic push in device of chopping block strip |
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