JPH02200328A - Bender in heat exchanger - Google Patents
Bender in heat exchangerInfo
- Publication number
- JPH02200328A JPH02200328A JP1825389A JP1825389A JPH02200328A JP H02200328 A JPH02200328 A JP H02200328A JP 1825389 A JP1825389 A JP 1825389A JP 1825389 A JP1825389 A JP 1825389A JP H02200328 A JPH02200328 A JP H02200328A
- Authority
- JP
- Japan
- Prior art keywords
- work
- workpiece
- rotary drum
- rotating drum
- bending
- 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
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000005452 bending Methods 0.000 claims abstract description 17
- 230000003028 elevating effect Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、多数のフィン中に銅パイプを蛇行挿着させる
ようにした熱交換器に対して曲げ加工を施すための熱交
換器の曲げ装置に関するものである。Detailed Description of the Invention (Field of Industrial Application) The present invention is a heat exchanger bending process for bending a heat exchanger in which copper pipes are meanderingly inserted into a large number of fins. It is related to the device.
（従来の技術）
熱交換器の曲げ加工には、多層のフィンを備えたワーク
側の構造的制約があるため、型打ち等の通常の手段に依
ることなく、一端を回転ドラムに取付けて該ドラム側に
巻付は加工する加工手段が従来行われてきた。(Prior art) When bending a heat exchanger, there are structural constraints on the workpiece side, which has multi-layered fins. Conventionally, processing means have been used to process the winding on the drum side.
（発明が解決しようとする課題）
しかしながら、従来の曲げ装置は、重量および厚みを有
した熱交換器をワーククランプ位置に設定するための調
整作業やワークの取出作業に熟練と時間を要し、加工処
理の効率化が望まれていた。(Problems to be Solved by the Invention) However, with conventional bending devices, it takes skill and time to adjust the heavy and thick heat exchanger to the workpiece clamping position and to take out the workpiece. There was a desire to improve the efficiency of processing.
本発明は、上記従来の問題点に鑑みなされたものであっ
て、ワークの設定調整および取出しが容易で作業効率が
良好な熱交換器の曲げ装置を提供することを目的として
いる。The present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to provide a heat exchanger bending device that allows easy adjustment and removal of workpiece settings and has good working efficiency.
本発明に係る熱交換器の曲げ装置においては、楔状断面
の厚肉側円弧部を軸心として水平軸に支持された回転ド
ラムと、この回転ドラムの軸方向一側から一体に垂下し
て設けられ該ドラムの下面との間にワークを挟着させる
昇降可能な挟持板を設けたクランプ機構と、これらクラ
ンプ機構および回転ドラムを上記水平軸を介して回転駆
動させる駆動機構が装着され基台に対して昇降自在に配
設されたワーク保持台と、上記回転ドラムの下面側に対
向し上記クランプ機構を囲んで水平方向に延設され上記
基台上にカム作動機構を介して昇降可能に支承された昇
降テーブルとを備えたことを特徴としている。The bending device for a heat exchanger according to the present invention includes a rotating drum that is supported on a horizontal shaft with the thick-walled circular arc portion of the wedge-shaped cross section as the axis, and a rotating drum that hangs integrally from one side of the rotating drum in the axial direction. A clamp mechanism is provided with a clamping plate that can be raised and lowered to clamp the workpiece between the drum and the lower surface of the drum, and a drive mechanism that rotates the clamp mechanism and the rotary drum through the horizontal axis is attached to the base. A workpiece holder is disposed so as to be movable up and down; It features a raised and lowered table.
（作用）
本発明によれば、カム作動機構を介して昇降テーブルを
ワーク取付位置あるいは取出位置に一挙に昇降させて位
置させ、かつワーク保持台を昇降させて昇降テーブル上
のワークと回転テーブルとの相対位置の設定、つまりワ
ークのクランプ位置の設定を容易迅速に行わせることが
できる。(Function) According to the present invention, the lifting table is moved up and down to the work mounting position or the take-out position in one go via the cam operating mechanism, and the work holding table is moved up and down to separate the work on the lifting table and the rotary table. It is possible to easily and quickly set the relative position of the workpiece, that is, the clamping position of the workpiece.
（実施例）
以下、図示実施例について本発明を詳述すると、第１図
ないし第３図に示すように、基台（１）の前面側には昇
降テーブル（２）が水平方向全面に延設され、後面側一
側には案内部（ｌａ） （第２図）に沿わせて昇降可能
にワーク保持台（３）が支持されている。(Embodiment) Hereinafter, the present invention will be described in detail with reference to the illustrated embodiment. As shown in FIGS. A workpiece holder (3) is supported on one side of the rear surface so as to be movable up and down along a guide portion (la) (FIG. 2).
このワーク保持台（３）の前面に突設した水平軸（４）
に対して、軸支部が円弧状をなす楔状断面の回転ドラム
（５）を取付け、かつこの回転ドラム（５）の基端部か
ら一体に垂下させて、ワークの挟持板（６） とこれを
昇降させるクランプシリンダ（７）とから成るクランプ
機構（８）を設けている。A horizontal shaft (4) protruding from the front of this work holding table (3)
A rotating drum (5) with a wedge-shaped cross section and an arcuate shaft support is attached to the rotating drum (5), and is hung integrally from the base end of the rotating drum (5) to hold the workpiece with the clamping plate (6). A clamp mechanism (8) consisting of a clamp cylinder (7) that moves up and down is provided.
このクランプ機構（８）および回転ドラム（５）の回転
駆動系は、上記ワーク保持台（３）に設けた油圧モータ
（９）（第３図）、その駆動プーリ（１０）から■ベル
ト（１１）を介して動力を伝えられる大プーリ（１２）
、その大プーリ軸に形成されたウオームネジ（１３）、
およびこのウオームネジ（１３）に噛合された上記水平
軸（４）延長上のウオームホイール（１４）とにより構
成され、これらの系からなる回転ドラム（５）の駆動機
構（３ａ）は上記ワーク保持台（３）に装着されてこれ
とともに一体昇降される。そして、このワーク保持台（
３ン は、基台（１）前面下方のハンドル（１５）によ
り操作されるウオームネジ軸（１６）と、これに噛合さ
せたウオームホイール（１７）を下方に取付は鉛直上端
を上記ワーク保持台に螺合させた調整ネジ軸（１８）と
を介して昇降調整されるようになっている。The rotational drive system of this clamp mechanism (8) and rotating drum (5) consists of a hydraulic motor (9) (Fig. 3) installed on the workpiece holding table (3), a drive pulley (10), and a belt (11). ) A large pulley (12) that transmits power via
, a worm screw (13) formed on the large pulley shaft,
and a worm wheel (14) on the extension of the horizontal shaft (4) meshed with the worm screw (13), and the drive mechanism (3a) of the rotating drum (5) consisting of these systems is connected to the work holding table. (3) and is raised and lowered together with it. And this work holding table (
3. The worm screw shaft (16) is operated by the handle (15) at the lower front of the base (1), and the worm wheel (17) meshed with this shaft is mounted downward, and the vertical upper end is attached to the workpiece holding table. It is adapted to be adjusted up and down via a threaded adjustment screw shaft (18).
次に、上記回転ドラム（５）の下面側に対向する昇降テ
ーブル（２）は、基台（１）上の前面四隅に立設した案
内筒（１９）とこれに案内されるガイドピン（２０）を
介して昇降案内され、かつ基台（１）上にカム作動機構
（２１）によって一挙動で昇降作動される。このカム作
動機構（２１）は、昇降テーブル（２）の四隅内方部下
面に当接させた左側１対および右側１対の各カム片（２
２）を基台（１）上に各軸（２３）を介して軸支し、こ
れら各軸（２３）に取付けた各レバー（２４）の下辺を
連杆（２５）で連結されるとともに、基台（１）内に一
端を支承させたエア作動シリンダ（２Ｂ）のピストン杆
（２７）の先端を上記連杆（２５）に連絡して構成され
ている。Next, the elevating table (2) facing the lower surface side of the rotating drum (5) consists of guide tubes (19) erected at the four front corners of the base (1) and guide pins (20) guided by the guide tubes (19). ), and is lifted and lowered in one motion by a cam actuating mechanism (21) on the base (1). This cam actuating mechanism (21) consists of a pair of left cam pieces and a pair of right cam pieces (2
2) is pivotally supported on the base (1) via each shaft (23), and the lower side of each lever (24) attached to each of these shafts (23) is connected by a connecting rod (25), It is constructed by connecting the tip of a piston rod (27) of an air-operated cylinder (2B), one end of which is supported within the base (1), to the connecting rod (25).
そして、上記昇降テーブル（２）には、回転ドラム（５
）とともに水平軸（４）に関して回動するクランプ機構
（８）の回動空間部（２８） （第２図）があけられて
いる。なお、（２９）はこの空間部（２８）の左側にお
いて昇降テーブル（２）上にローラ（３０）を介して載
置したフリーテーブル、（３１）は空間部（２８）の左
側において昇降テーブル（２）上に載置されたワーク支
持部、（３２）はワーク、（３３）は油圧あるいは空圧
ポンプや制御機構の収納部を示している。The elevating table (2) is equipped with a rotating drum (5).
) is provided with a rotation space (28) (FIG. 2) for the clamp mechanism (8) to rotate about the horizontal axis (4). Note that (29) is a free table placed on the lifting table (2) via rollers (30) on the left side of this space (28), and (31) is a free table (31) placed on the lifting table (2) on the left side of this space (28). 2) A workpiece support section placed above, (32) is a workpiece, and (33) is a storage section for a hydraulic or pneumatic pump or control mechanism.
上述の構成を有するため、本実施例装置においては、先
ずカム作動機構（２１）を作動させることにより一挙動
で昇降テーブル（２）を上昇位置とし、フリーテーブル
（２９）と回転ドラム（５）との間にワーク（３２）を
装入するとともに、ハンドル（１５）の操作により回転
ドラム（５）を支持するワーク保持台（３）を昇降させ
ワーク（３２）と回転ドラム（５）との接触間隙を調節
してワーク（３２）を位置決めし、かつクランプ機構（
８）のシリンダ（７）を作動させて挟持板（６）により
ワーク（３２）を回転ドラム（５）の下面にクランプさ
せ、次いでワーク保持台（３）に装備された駆動機構（
３ａ）を作動させてクランプ機構（δ）とともに回転ド
ラム（５）を反時計方向に回動させるようにする。Since the device has the above-mentioned configuration, firstly, the cam actuating mechanism (21) is activated to bring the lifting table (2) to the raised position in one movement, and the free table (29) and rotating drum (5) are moved to the raised position. The workpiece (32) is loaded between the workpiece (32) and the rotating drum (5) by raising and lowering the workpiece holding table (3) that supports the rotating drum (5) by operating the handle (15). The workpiece (32) is positioned by adjusting the contact gap, and the clamping mechanism (
8) is actuated to clamp the workpiece (32) to the lower surface of the rotating drum (5) by the clamping plate (6), and then the drive mechanism (
3a) to rotate the rotating drum (5) counterclockwise together with the clamp mechanism (δ).
かくして、ワーク（３２）の第１図におけるクランプ位
置の左側部分はフリーテーブル（２９）とともに右方へ
８動するとともに回転ドラム（５）の軸心円弧部に巻付
けられて第４図（ａ）に示すような上記円弧部と同径Ｒ
，を有するワーク（３２）を得ることができる。また、
ワーク（３２）と曲げ曲率を異らせ、円弧部相互を重ね
合わせ得る同図（ｂ）に示すような円弧部径Ｒ１のワー
ク（３２ａ）を得るには、同図（Ｃ） に示すように、
軸心部径をＲ１とする回転ドラム（５） に軸心部径を
Ｒ７とする套管（５ａ）を嵌合させ、両者をボルト止め
するようにすれば良い。In this way, the left side of the clamp position in FIG. 1 of the workpiece (32) moves eight times to the right together with the free table (29), and is wrapped around the axial arc of the rotating drum (5) to the position shown in FIG. 4(a). ) The same diameter R as the above circular arc part
, a workpiece (32) can be obtained. Also,
In order to obtain a workpiece (32a) with a radius R1 of the circular arc part as shown in Figure (b), which has a bending curvature different from that of the workpiece (32) and whose circular arc parts can overlap each other, it is necessary to make the workpiece (32a) as shown in Figure (C). To,
A rotary drum (5) having a shaft center diameter of R1 may be fitted with a sleeve tube (5a) having a shaft center diameter of R7, and both may be bolted together.
さらに、上述の曲げ作業後には、クランプ機構（８）
の解除とともに、昇降テーブル（２）をカム作動機構（
２１）により降下させれば、曲げ成型されたワーク（３
２）を直ちに取出すことができる。Furthermore, after the above-mentioned bending operation, the clamp mechanism (8)
At the same time as the lifting table (2) is released, the cam actuating mechanism (
21), the bent workpiece (3
2) can be taken out immediately.
（発明の効果）
以上述べたように、本発明曲げ装置によれば、ワークの
曲げ位置への設定調整および取出し作業を迅速容易に行
うことができ、熱交換器の曲げ成型作業の効率を著しく
改善し得る効果がある。(Effects of the Invention) As described above, according to the bending device of the present invention, it is possible to quickly and easily adjust the setting of the workpiece to the bending position and take it out, thereby significantly improving the efficiency of the bending and forming work of the heat exchanger. There are effects that can be improved.
図はいずれも本発明の実施例を示すものであって、第１
図は熱交換器の曲げ装置の正面図、第２図はその平面図
、第３図は側面図、第４図（ａ）。
（ｂ） 、 （ｃ）はそれぞれ異なったワークの曲げ態
様を示す説明図である。
（１）・・・基台、
（２）・・・昇降テーブル、
（３）・・・ワーク保持台、
（３ａ）・・・駆動機構、
（４）・・・水平軸、
（５）・・・回転ドラム、
（６）・・・挟持板、
（８）・・・クランプ機構、
（２１）・・・カム作動機構、
（３２）・・・ワーク。
第３図All figures show embodiments of the present invention, and the first
The figure is a front view of a bending device for a heat exchanger, FIG. 2 is a plan view thereof, FIG. 3 is a side view, and FIG. 4(a). (b) and (c) are explanatory diagrams each showing different bending modes of the workpiece. (1) Base, (2) Elevating table, (3) Work holding table, (3a) Drive mechanism, (4) Horizontal axis, (5) ... Rotating drum, (6) ... Holding plate, (8) ... Clamp mechanism, (21) ... Cam operating mechanism, (32) ... Workpiece. Figure 3
Claims (1)
た回転ドラムと、この回転ドラムの軸方向一側から一体
に垂下して設けられ該ドラムの下面との間にワークを挟
着させる昇降可能な挟持板を設けたクランプ機構と、こ
れらクランプ機構および回転ドラムを上記水平軸を介し
て回転駆動させる駆動機構が装着され基台に対して昇降
自在に配設されたワーク保持台と、上記回転ドラムの下
面側に対向し上記クランプ機構を囲んで水平方向に延設
され上記基台上にカム作動機構を介して昇降可能に支承
された昇降テーブルとを備えたことを特徴とする熱交換
器の曲げ装置。A workpiece is sandwiched between a rotating drum that is supported by a horizontal shaft with the thick-walled circular arc portion of the wedge-shaped cross section as the axis, and the lower surface of the drum that is provided to hang integrally from one side in the axial direction of the rotating drum. a clamping mechanism provided with a holding plate that can be raised and lowered; and a workpiece holding table that is equipped with a drive mechanism that rotates these clamping mechanisms and the rotary drum through the horizontal shaft and is arranged to be able to rise and lower with respect to the base. , an elevating table that faces the lower surface of the rotating drum, extends horizontally around the clamp mechanism, and is supported on the base so as to be able to rise and fall via a cam actuating mechanism. Heat exchanger bending equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1825389A JPH02200328A (en) | 1989-01-27 | 1989-01-27 | Bender in heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1825389A JPH02200328A (en) | 1989-01-27 | 1989-01-27 | Bender in heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02200328A true JPH02200328A (en) | 1990-08-08 |
Family
ID=11966519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1825389A Pending JPH02200328A (en) | 1989-01-27 | 1989-01-27 | Bender in heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02200328A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6011117B2 (en) * | 1981-05-21 | 1985-03-23 | 日本鋼管株式会社 | Manufacturing method of iron-zinc alloy electroplated steel sheet |
| JPS62267016A (en) * | 1986-05-15 | 1987-11-19 | Daikin Ind Ltd | Cross fin coil bending device |
-
1989
- 1989-01-27 JP JP1825389A patent/JPH02200328A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6011117B2 (en) * | 1981-05-21 | 1985-03-23 | 日本鋼管株式会社 | Manufacturing method of iron-zinc alloy electroplated steel sheet |
| JPS62267016A (en) * | 1986-05-15 | 1987-11-19 | Daikin Ind Ltd | Cross fin coil bending device |
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