JPH0415385Y2 - - Google Patents
Info
- Publication number
- JPH0415385Y2 JPH0415385Y2 JP16510888U JP16510888U JPH0415385Y2 JP H0415385 Y2 JPH0415385 Y2 JP H0415385Y2 JP 16510888 U JP16510888 U JP 16510888U JP 16510888 U JP16510888 U JP 16510888U JP H0415385 Y2 JPH0415385 Y2 JP H0415385Y2
- Authority
- JP
- Japan
- Prior art keywords
- flange
- small diameter
- large diameter
- cap
- diameter
- 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
Links
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 239000002184 metal Substances 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Landscapes
- Forging (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、例えば大型コンピユータの集積回路
を冷却するための冷媒注入容器等に用いられる成
形加工品、特にフランジ一体型成形加工品に関す
る。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a molded product used, for example, as a refrigerant injection container for cooling an integrated circuit of a large computer, and particularly to a flange-integrated molded product.
（従来の技術）
従来、このような成形加工品として第４図〜第
６図に示すような成形加工品がある。(Prior Art) Conventionally, there are molded products as shown in FIGS. 4 to 6 as such molded products.
第４図の成形加工品としてのキヤツプ部１００
は、フラツト部１０１と大径部１０１ａとからな
る底部１２０と、大径部１０１ａより小径のパイ
プ部１０２とを有する。ここで、底部１２０はプ
レス成形によつて加工され、パイプ部１０２は機
械切削により加工したものである。そして、底部
１２０とパイプ部１０２とは溶接により接続され
ている。 Cap part 100 as a molded product in Fig. 4
has a bottom portion 120 consisting of a flat portion 101 and a large diameter portion 101a, and a pipe portion 102 having a smaller diameter than the large diameter portion 101a. Here, the bottom portion 120 is processed by press molding, and the pipe portion 102 is processed by mechanical cutting. The bottom portion 120 and the pipe portion 102 are connected by welding.
一方、第５図に示す成形加工品としてのキヤツ
プ部１２３は液圧成形により一体的に加工したも
のであつて、フラツト部１２１、大径部１０４、
小径部１２２を有する。このキヤツプ部１２３は
有底円筒状の素材の底部側を液圧によりふくらま
せ、フラツト部１２１、大径部１０４を形成し
た。一方、別途用意されたフランジ部１０５の内
径部には、Ｏリング１０６が配置されており、キ
ヤツプ部１２３とフランジ部１０５とは互いに溶
接で接続されている。 On the other hand, the cap portion 123 as a molded product shown in FIG.
It has a small diameter portion 122. This cap portion 123 is formed by inflating the bottom side of a bottomed cylindrical material using hydraulic pressure to form a flat portion 121 and a large diameter portion 104. On the other hand, an O-ring 106 is disposed on the inner diameter portion of a separately prepared flange portion 105, and the cap portion 123 and the flange portion 105 are connected to each other by welding.
第６図に示した一体成形品としてのキヤツプ部
１１０にはフランジ部は取り付けられていない。
キヤツプ部１１０はフラツト部１１２、大径部１
１５とからなる底部１１１と、大径部１１５より
も小径のエンドフイツテイング１１２ａとからな
る。フラツト部１１２は前述のフラツト部１０
１，１２１より厚肉に構成してあるため、底部１
１１は機械切削により加工してある。一方、機械
切削により加工したエンドフイツテイング１１２
ａは、内周部にテーパ部１１３を有し、外周部に
は外環部１１４を有する。そして、外環部１１４
に段部１１４ａが形成され、この段部１１４ａに
底部１１１の大径部１１５が嵌合溶接されて一体
化している。 A flange portion is not attached to the cap portion 110 as an integrally molded product shown in FIG.
The cap part 110 has a flat part 112 and a large diameter part 1.
15, and an end fitting 112a having a smaller diameter than the large diameter part 115. The flat portion 112 is similar to the flat portion 10 described above.
1, 121, so the bottom part 1
11 is processed by mechanical cutting. On the other hand, end fitting 112 processed by machine cutting
a has a tapered portion 113 on the inner periphery and an outer ring portion 114 on the outer periphery. And outer ring part 114
A step portion 114a is formed in the step portion 114a, and the large diameter portion 115 of the bottom portion 111 is fitted and welded to the step portion 114a to be integrated.
（考案が解決しようとする課題）
しかしながら、上記した第４図、第６図の従来
例によれば、有底円筒状のキヤツプ部１００，１
１０の製作において、パイプ部１０２、エンドフ
イツテイング１１２ａを機械切削により加工して
いるため加工時間が長く、コスト高になり易く、
また量産に不向きであある。また、キヤツプ部１
００は底部１２０とパイプ部１０２との溶接工程
が必要であり、キヤツプ部１１０は底部１１１と
エンドフイツテイング１１２ａとの溶接工程が必
要であるため加工工程が増え、同様に量産化でき
にくい。また、各溶接部分から漏れの心配があ
る。(Problem to be Solved by the Invention) However, according to the conventional examples shown in FIGS. 4 and 6, the bottomed cylindrical cap portions 100,
10, the pipe portion 102 and the end fitting 112a are processed by mechanical cutting, so the processing time is long and the cost is likely to be high.
Also, it is not suitable for mass production. In addition, the cap part 1
00 requires a welding process between the bottom part 120 and the pipe part 102, and the cap part 110 requires a welding process between the bottom part 111 and the end fitting 112a, which increases the number of processing steps and similarly makes mass production difficult. Additionally, there is a risk of leakage from each welded part.
第５図のキヤツプ部１２３は一体的に加工され
ているため第４図、第６図のキヤツプ部に比べて
量産し易いが、液圧によりふくらまして大径部１
０４、フラツト部１２１を形成しているため、フ
ラツト部１２１の平坦度が均一になりにくいとい
う問題がある。また、フラツト部１２１の肉厚が
大径部１０４よりも厚いものは成形加工が困難で
ある。 Since the cap part 123 in Fig. 5 is integrally machined, it is easier to mass-produce than the cap parts in Figs. 4 and 6;
04. Since the flat portion 121 is formed, there is a problem that the flatness of the flat portion 121 is difficult to be uniform. Further, if the flat portion 121 is thicker than the large diameter portion 104, it is difficult to mold the flat portion 121.
本考案は上記問題を解決するためのもので、そ
の目的とするところはキヤツプ部の加工工程を減
らして生産性を向上させ量産を可能とし、またフ
ラツト部の平坦度を確保できるとともに、容易に
成形加工でき、しかも洩れのないフランジ一体型
成形加工品を提供することにある。 This invention was developed to solve the above problems, and its purpose is to reduce the processing steps for the cap part, improve productivity, enable mass production, ensure the flatness of the flat part, and easily To provide a flange-integrated molded product that can be molded and has no leakage.
（課題を解決するための手段）
上記目的を有する本考案は、円板状のフラツト
部と、フラツト部の外周縁から軸方向に延びた円
筒状の側面部とを有する有底円筒状の筒を設け、
前記側面部を絞り加工してフラツト部側の大径部
と、大径部の開口端側からテーパ部を介して連続
して軸方向に延びた小径部とを一体成形し、該小
径部の開口端部を径方向に曲げて成形加工するこ
とにより、略円筒形状のフランジが取り付けられ
るツバ部を設けたことを特徴とする。(Means for Solving the Problems) The present invention having the above object provides a bottomed cylindrical tube having a disc-shaped flat part and a cylindrical side part extending in the axial direction from the outer peripheral edge of the flat part. established,
The side surface portion is drawn to integrally form a large diameter portion on the flat portion side and a small diameter portion that extends continuously in the axial direction from the open end side of the large diameter portion via the tapered portion, and the small diameter portion is formed into one piece. The opening end is bent in the radial direction and formed to provide a collar portion to which a substantially cylindrical flange is attached.
（作用）
而して、本考案は、側面部を絞り加工して小径
部を成形しているため、フラツト部の平坦度が確
保し易く、フラツト部の肉厚に関りなく成形加工
できる。また加工工程、加工時間が減少し、コス
トダウン及び量産が可能となつた。(Function) According to the present invention, since the small diameter portion is formed by drawing the side surface portion, the flatness of the flat portion can be easily ensured, and the flat portion can be formed regardless of its wall thickness. In addition, the processing steps and processing time have been reduced, making cost reduction and mass production possible.
また溶接個所がなくなつたので洩れがなくなつ
た。 Also, since there are no welded parts, there is no leakage.
（実施例）
以下、本考案を図示の実施例に基づいて説明す
る。(Example) Hereinafter, the present invention will be explained based on the illustrated example.
第１図を参照すると、本考案のフランジ一体型
成形加工品としてのキヤツプ部２が示されてい
る。このキヤツプ部２は円板状のフラツト部２ｅ
と、フラツト部２ｅの外周縁から軸方向に延びた
大径部２ａと小径部２ｂとを有する。大径部２ａ
と小径部２ｂとの間にはテーパ部２ｃを有する。
従つて、テーパ部２ｃによつて大径部２ａから次
第に縮径して小径部２ｂに到るようになつてい
る。 Referring to FIG. 1, a cap portion 2 is shown as a flange-integrated molded product of the present invention. This cap part 2 is a disc-shaped flat part 2e.
The flat portion 2e has a large diameter portion 2a and a small diameter portion 2b extending in the axial direction from the outer peripheral edge of the flat portion 2e. Large diameter part 2a
A tapered portion 2c is provided between the small diameter portion 2b and the small diameter portion 2b.
Therefore, the tapered portion 2c gradually reduces the diameter from the large diameter portion 2a to reach the small diameter portion 2b.
大径部２ａから延びる小径部２ｂは、比較的長
く大径部２ａと対向する側の端部を外側に折り曲
げる曲げ加工が行なわれ、フランジ４を取り付け
るためのツバ部３が形成される。ツバ部３の端面
３ａは、端面機械切削が行なわれＯリング当たり
面を構成する。 The small diameter portion 2b extending from the large diameter portion 2a is bent so that its relatively long end facing the large diameter portion 2a is bent outward to form a collar portion 3 to which the flange 4 is attached. The end surface 3a of the collar portion 3 is machined to form an O-ring contact surface.
一方、小径部２ｂの外側にフランジ４が取り付
けられている。フランジ４は、略円筒形状をなし
ており、キヤツプ部２側に半径方向に延びる内径
部４ａを有し、さらにキヤツプ部２と反対方向に
形成された外径部４ｂを有する。内径部４ａの内
径は小径部２ｂの外径より大きく大径部２ａの外
径より小さくなるように形成している。そして内
径部４ａの側面４ｃとツバ部３の側面とは、金属
接着液または接着剤によつて固定される。 On the other hand, a flange 4 is attached to the outside of the small diameter portion 2b. The flange 4 has a substantially cylindrical shape, has an inner diameter part 4a extending radially toward the cap part 2, and further has an outer diameter part 4b formed in the opposite direction to the cap part 2. The inner diameter of the inner diameter portion 4a is larger than the outer diameter of the small diameter portion 2b and smaller than the outer diameter of the large diameter portion 2a. Then, the side surface 4c of the inner diameter portion 4a and the side surface of the collar portion 3 are fixed with a metal adhesive liquid or an adhesive.
次に、本考案のキヤツプ部２の製造方法につい
て詳細に説明する。 Next, a method for manufacturing the cap portion 2 of the present invention will be explained in detail.
まず、板状の金属板１ａを打抜き円形状の板状
とする（第２図イ参照）。 First, a plate-shaped metal plate 1a is punched out into a circular plate shape (see FIG. 2A).
次に、円板状の金属板１ａをプレス加工によつ
て有底円筒形の形状の筒２ｄに成形する。ここ
で、筒２ｄは、フラツト部２ｅと側面部４ｄとか
ら形成され、側面部４ｄは直径が一定の円筒形を
なしている。 Next, the disc-shaped metal plate 1a is formed into a bottomed cylindrical tube 2d by press working. Here, the tube 2d is formed from a flat portion 2e and a side surface portion 4d, and the side surface portion 4d has a cylindrical shape with a constant diameter.
その後、上記有底円筒形の筒２に径絞り加工を
施し、第２図ハのような形状に成形する。この径
絞り加工によつて第２図ハに示したように筒２ｄ
は大径部２ａと小径部２ｂとからなり、大径部２
ａと小径部２ｂとの間にテーパ部２ｃとを有し、
テーパ部２ｃは大径部２ａから小径部２ｂに向つ
て次第に縮径するようになつている。 Thereafter, the bottomed cylindrical tube 2 is subjected to a diameter drawing process to form the shape as shown in FIG. 2C. By this diameter drawing process, the cylinder 2d is formed as shown in Fig. 2C.
consists of a large diameter part 2a and a small diameter part 2b, and the large diameter part 2
It has a tapered part 2c between a and the small diameter part 2b,
The tapered portion 2c has a diameter that gradually decreases from the large diameter portion 2a toward the small diameter portion 2b.
次に、第２図ニのように小径部２ｂの外周にフ
ランジ４を挿入する。フランジ４は、略円筒形状
をしており、キヤツプ部２側に半径方向に延びる
内径部４ａを有し、さらにキヤツプ部２と反対方
向に形成された外径部４ｂを有する。 Next, as shown in FIG. 2D, the flange 4 is inserted into the outer periphery of the small diameter portion 2b. The flange 4 has a substantially cylindrical shape, has an inner diameter part 4a extending radially toward the cap part 2, and further has an outer diameter part 4b formed in the opposite direction to the cap part 2.
内径部４ａの内径は小径部２ｂの外径より大き
く、大径部２ａの外径より小さくなるように形成
している。 The inner diameter of the inner diameter portion 4a is larger than the outer diameter of the small diameter portion 2b and smaller than the outer diameter of the large diameter portion 2a.
その後、第２図ホのようにキヤツプ部２の開口
端部を折り曲げる曲げ加工を行ないツバ部３を形
成する。 Thereafter, as shown in FIG. 2E, the opening end of the cap part 2 is bent to form the collar part 3.
そして、ツバ部３の端面を切削加工する。この
ツバ部３の外径は、フランジ４の内径部４ｂの内
径より大きくなるように形成されているので、フ
ランジ４が抜けることがない。 Then, the end face of the collar portion 3 is cut. Since the outer diameter of the collar portion 3 is formed to be larger than the inner diameter of the inner diameter portion 4b of the flange 4, the flange 4 will not come off.
その後、フランジ４の内径部４ａの側面４ｃと
ツバ部３の側面とは、金属接着液または、金属接
着剤によつて固定される。 Thereafter, the side surface 4c of the inner diameter portion 4a of the flange 4 and the side surface of the collar portion 3 are fixed with a metal adhesive liquid or a metal adhesive.
次に、第３図に本考案の成形品の第２実施例を
示す。本実施例において、第１実施例と同様の機
能作用をするものについては、同一の符号で示
す。 Next, FIG. 3 shows a second embodiment of the molded product of the present invention. In this embodiment, parts having the same functions and operations as in the first embodiment are designated by the same reference numerals.
本実施例において成形加工品としてのキヤツプ
部２は、大径部２ａと小径部２ｂとを有する。大
径部２ａと小径部２ｂとの間にはテーパ部２ｃを
有する。従つて、テーパ部２ｃによつて大径部２
ａから次第に縮径して小径部２ｂに到るようにな
つている。更にフラツト部３ｂの肉厚ｔは第１図
のフラツト部２ｅよりも厚く設定される。 In this embodiment, the cap portion 2 as a molded product has a large diameter portion 2a and a small diameter portion 2b. A tapered portion 2c is provided between the large diameter portion 2a and the small diameter portion 2b. Therefore, the large diameter portion 2 is reduced by the tapered portion 2c.
The diameter gradually decreases from a to reach a small diameter portion 2b. Further, the wall thickness t of the flat portion 3b is set to be thicker than that of the flat portion 2e in FIG.
次に、本実施例の成形加工品の製造方法につい
て詳細に説明する。 Next, the method for manufacturing the molded product of this example will be described in detail.
まず、板状の金属板を打抜き円形状の板状とす
る。 First, a metal plate is punched out into a circular plate.
次に、円板状の金属板をプレス加工によつて有
底円筒形の形状の筒に成形する。ここで、筒は、
底部と側面部とから形成され、側面部は直径が一
定の円筒形をなしている。 Next, the disc-shaped metal plate is formed into a bottomed cylindrical tube by press working. Here, the tube is
It is formed from a bottom part and a side part, and the side part has a cylindrical shape with a constant diameter.
その後、上記有底円筒形の筒に径絞り加工を施
し、筒はフラツト部３ｂと大径部２ａと小径部２
ｂとを有するように形成される。大径部２ａと小
径部２ｂとの間にテーパ部２ｃとを有し、テーパ
部２ｃは大径部２ａから小径部２ｂに向つて次第
に縮径するように形成される。その後、キヤツプ
部２の端部を折り曲げる曲げ加工を行ないツバ部
３を形成する。 After that, the bottomed cylindrical tube is subjected to a diameter drawing process, and the tube has a flat part 3b, a large diameter part 2a, and a small diameter part 2.
b. A tapered portion 2c is provided between the large diameter portion 2a and the small diameter portion 2b, and the tapered portion 2c is formed so as to gradually reduce in diameter from the large diameter portion 2a toward the small diameter portion 2b. Thereafter, the end portion of the cap portion 2 is bent to form the collar portion 3.
そして、ツバ部３の端面を切削加工する。 Then, the end face of the collar portion 3 is cut.
このように、キヤツプ部２を成形するにあたつ
て、筒２ｄの側面部４ｄを径絞り加工して小径部
２ｂを形成しているから、フラツト部２ｅは素材
状態の均一な平坦度がそのまま維持される。ま
た、フラツト部２ｅと小径部２ｂとの肉厚が異な
るキヤツプ部をも容易に成形加工できる。 In this way, when forming the cap part 2, the side part 4d of the cylinder 2d is diameter drawn to form the small diameter part 2b, so that the flat part 2e maintains the uniform flatness of the material. maintained. Further, a cap portion in which the flat portion 2e and the small diameter portion 2b have different wall thicknesses can be easily formed.
更にフランジと結合部に溶接部がないため加工
工程、加工時間が減少して製造コストの低減、量
産化を実現できる。 Furthermore, since there are no welds between the flange and the joint, the processing steps and processing time are reduced, making it possible to reduce manufacturing costs and achieve mass production.
（考案の効果）
本考案は以上のように構成したものであるか
ら、キヤツプ部を成形するにあたつて、筒の側面
部を径絞り加工して小径部を形成しているから、
フラツト部は素材状態の均一な平坦度がそのまま
維持される。また、フラツト部と小径部との肉厚
が異なるキヤツプ部をも容易に成形加工できる。(Effects of the invention) Since the present invention is constructed as described above, when forming the cap part, the side part of the cylinder is diameter-drawn to form a small diameter part.
In the flat portion, the uniform flatness of the material state is maintained as it is. Further, it is possible to easily form a cap portion in which the flat portion and the small diameter portion have different wall thicknesses.
更にフランジと結合部に溶接部がないため加工
工程、加工時間が減少して製造コストの低減、量
産化を実現できる。 Furthermore, since there are no welds between the flange and the joint, the processing steps and processing time are reduced, making it possible to reduce manufacturing costs and achieve mass production.
第１図は本考案のフランジ付一体型成形品の第
１実施例の縦断面図、第２図は本考案のフランジ
付一体型成形品の製造工程を示す製造工程説明図
であり、イは金属板打抜き工程、ロはプレス加工
工程、ハは径絞り工程、ニはフランジ挿入工程、
ホはツバ加工工程を夫々示し、第３図は本考案の
成形品の第２実施例の縦断面図、第４図、第５図
及び第６図は従来技術の成形品の縦断面図であ
る。
符号の説明、２……キヤツプ部（成形加工品）、
２ａ……大径部、２ｂ……小径部、３……ツバ
部、４……フランジ、４ａ……内径部。
FIG. 1 is a longitudinal sectional view of a first embodiment of the flanged integral molded product of the present invention, and FIG. 2 is a manufacturing process explanatory diagram showing the manufacturing process of the flanged integral molded product of the present invention. Metal plate punching process, B is press processing process, C is diameter drawing process, D is flange insertion process,
3 shows a longitudinal sectional view of the second embodiment of the molded product of the present invention, and FIGS. 4, 5, and 6 show longitudinal sectional views of the molded product of the prior art. be. Explanation of symbols, 2...Cap part (molded product),
2a... Large diameter part, 2b... Small diameter part, 3... Flange part, 4... Flange, 4a... Inner diameter part.
Claims (1)
ら軸方向に延びた円筒状の側面部とを有する有底
円筒状の筒を設け、前記側面部を絞り加工してフ
ラツト部側の大径部と、大径部の開口端側からテ
ーパ部を介して連続して軸方向に延びた小径部と
を一体成形し、該小径部の開口端部を径方向に曲
げて成形加工することにより、略円筒形状のフラ
ンジが取り付けられるツバ部を設けたことを特徴
とするフランジ一体型成形加工品。 A bottomed cylindrical tube having a disc-shaped flat portion and a cylindrical side portion extending in the axial direction from the outer peripheral edge of the flat portion is provided, and the side portion is drawn to form a large diameter on the flat portion side. and a small diameter part that extends continuously in the axial direction from the open end side of the large diameter part through the tapered part, and by bending the open end of the small diameter part in the radial direction. , a flange-integrated molded product characterized by having a collar portion to which a substantially cylindrical flange is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16510888U JPH0415385Y2 (en) | 1988-12-22 | 1988-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16510888U JPH0415385Y2 (en) | 1988-12-22 | 1988-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0287529U JPH0287529U (en) | 1990-07-11 |
| JPH0415385Y2 true JPH0415385Y2 (en) | 1992-04-07 |
Family
ID=31451295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16510888U Expired JPH0415385Y2 (en) | 1988-12-22 | 1988-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0415385Y2 (en) |
-
1988
- 1988-12-22 JP JP16510888U patent/JPH0415385Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0287529U (en) | 1990-07-11 |
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