JP3186030B2 - Cooling pipe for mold - Google Patents
Cooling pipe for moldInfo
- Publication number
- JP3186030B2 JP3186030B2 JP34283097A JP34283097A JP3186030B2 JP 3186030 B2 JP3186030 B2 JP 3186030B2 JP 34283097 A JP34283097 A JP 34283097A JP 34283097 A JP34283097 A JP 34283097A JP 3186030 B2 JP3186030 B2 JP 3186030B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- pipe
- cooling
- mold
- inner pipe
- 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 - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
【0001】[0001]
【発明の属する技術分野】本発明は、ダイカスト鋳造や
射出成形等に使用される金型の冷却穴に装着して金型を
冷却するための金型用冷却パイプに関し、特に、外パイ
プの中に内パイプを配置して冷却水の往路と復路を形成
せしめ、これら外パイプ及び内パイプの一端側に、上記
往路に通じる入水接続口と復路に通じる出水接続口を備
えたホース接続口金を取付けて構成される金型用冷却パ
イプに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooling pipe for a die for cooling a die by mounting it in a cooling hole of a die used for die casting or injection molding, and more particularly to a cooling pipe for an outer pipe. An inner pipe is arranged to form a forward path and a return path of the cooling water, and a hose connection base having an inlet connection port leading to the outward path and an outlet connection port leading to the return path is attached to one end of the outer pipe and the inner pipe. And a cooling pipe for a mold.
【0002】[0002]
【従来の技術】本発明に近い技術として、実公平6−1
4926号公報に開示されたものがある。この従来技術
のものは、図3に示すとおり、ホース接続口金aに入水
室bと出水室cとを軸芯線上に並べて形成し、入水室b
内に連通孔dを開口した保持管eを軸方向に抜き差し可
能に設置し、外パイプfの一端側を出水室cに螺合接続
させると共に、内パイプgの一端側を出水室cを貫通さ
せてその開口hを保持管eに当接させる構成となってい
る。その為に、保持管e内に入ったゴミがその内パイプ
gの一端側開口h部分に溜り目詰まりを起こしやすいと
同時に、その構造上栓蓋iを必要とし製造コストが高く
なる不具合があった。2. Description of the Related Art As a technique close to the present invention, Japanese Utility Model 6-1
There is one disclosed in Japanese Patent No. 4926. In this prior art, as shown in FIG. 3, a water inlet chamber b and a water outlet chamber c are formed side by side on an axis of a hose connection base a, and the water inlet chamber b
A holding pipe e having a communication hole d opened therein is installed so as to be able to be inserted and removed in the axial direction. Then, the opening h is brought into contact with the holding tube e. Therefore, dust entering the holding pipe e tends to accumulate at the opening h on one end side of the inner pipe g to cause clogging, and at the same time, the structure requires the stopper lid i and the manufacturing cost is increased. Was.
【0003】[0003]
【発明が解決しようとする課題】本発明はこのような従
来の不具合に鑑みてなされたものであり、内パイプにお
ける一端側開口(入水口)の目詰まりが発生し難くなる
と共に、部品点数を減らし製造コストの低減化を図るこ
とが出来る金型用冷却パイプを提供せんとするものであ
る。SUMMARY OF THE INVENTION The present invention has been made in view of such a conventional problem, and it is difficult to cause clogging of an opening (water inlet) at one end of an inner pipe and to reduce the number of parts. It is an object of the present invention to provide a mold cooling pipe capable of reducing the manufacturing cost.
【0004】[0004]
【課題を解決するための手段】斯かる目的を達成する本
発明の金型用冷却パイプは、外パイプの中に内パイプを
配置して冷却水の往路と復路を形成せしめ、これら外パ
イプ及び内パイプの一端側に上記往路に通じる入水接続
口と復路に通じる出水接続口を備えたホース接続口金を
取付けて構成される金型用冷却パイプにおいて、前記ホ
ース接続口金に上記入水接続口に連通する入水室と上記
出水接続口に連通する出水室とを長手軸線上に形成し、
前記外パイプの一端側開口を上記出水室に連通接続させ
ると共に、前記内パイプの一端側開口を上記出水室を貫
通させて上記入水室内に突出状に連通接続せしめてなる
事を特徴としたものである。According to the present invention, there is provided a mold cooling pipe according to the present invention, in which an inner pipe is disposed in an outer pipe to form a forward path and a return path of cooling water. In a cooling pipe for a mold, which is provided with a hose connection base provided with an inlet connection port leading to the outward path and an outlet connection port leading to the return path at one end of the inner pipe, the hose connection base is connected to the water connection port. Forming a water inlet chamber communicating with the water outlet chamber communicating with the water outlet on the longitudinal axis,
The one end opening of the outer pipe is connected in communication with the water discharge chamber, and the one end opening of the inner pipe is penetrated through the water discharge chamber so as to protrude and connect to the water entry chamber. Things.
【0005】[0005]
【発明の実施の形態】以下、本発明の具体的な実施例を
図面に基づいて詳細に説明する。本発明に係る金型冷却
用パイプAは、同芯状に配置された外パイプ1と内パイ
プ2の一端側に、冷却水往路3に通じる入水接続口4と
冷却水復路5に通じる出水接続口6を備えたホース接続
口金7を一体的に取付けて構成される。そして、金型B
の背面側からキャビティ方に向けて穿設された冷却穴8
に取外し自在に挿入装着され、冷却穴8から抜け出さな
いように金型Bの背面側に設けた押え板9でもって固定
される。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, specific embodiments of the present invention will be described in detail with reference to the drawings. The mold cooling pipe A according to the present invention is provided with a water inlet connection port 4 leading to a cooling water outward path 3 and a water outlet connection leading to a cooling water return path 5 at one end side of an outer pipe 1 and an inner pipe 2 arranged concentrically. A hose connection mouthpiece 7 having a mouth 6 is integrally attached. And mold B
Cooling holes 8 drilled from the back side of the
And is fixed by a holding plate 9 provided on the back side of the mold B so as not to come out of the cooling hole 8.
【0006】尚、この種の金型冷却用パイプAでは通
常、内パイプ2を外パイプ1より少し長く形成し、内パ
イプ2の中を冷却水往路3とし、外パイプ1と内パイプ
2の間を冷却水復路5としている。In this type of mold cooling pipe A, the inner pipe 2 is usually formed to be slightly longer than the outer pipe 1, the inside pipe 2 is used as a cooling water outward path 3, and the outer pipe 1 and the inner pipe 2 are connected to each other. The space between them is defined as a cooling water return path 5.
【0007】ホース接続口金7は、適当な長さを有する
略円柱形状又は多角柱形状の金属製ブロック材を用い
て、冷却水往路3に通じる入水接続口4と冷却水復路5
に通じる出水接続口6をそれぞれ長手軸方向と直交する
方向に形成すると共に、入水接続口4に連通する入水室
10と出水接続口6に連通する出水室11とを長手軸線
上に並べて形成してなる。The hose connection base 7 is made of a substantially cylindrical or polygonal metal block material having an appropriate length, and is provided with a water inlet connection port 4 leading to the cooling water outward path 3 and a cooling water return path 5.
Are formed in a direction orthogonal to the longitudinal axis direction, and a water inlet chamber 10 communicating with the water inlet port 4 and a water outlet chamber 11 communicating with the water outlet port 6 are formed side by side on the longitudinal axis. It becomes.
【0008】出水室11には、入水室10との間に形成
された仕切壁12とは反対側の位置に、内周面に雌螺子
を刻設した接続穴13を長手軸線上に貫通状に形成せし
め、その接続穴13に外パイプ1の一端側1aを螺合連
結せしめて外パイプ1の一端側開口1cを出水室11に
連通接続させる。[0008] In the water discharge chamber 11, a connection hole 13 formed with an internal thread on the inner peripheral surface thereof is formed at a position opposite to the partition wall 12 formed between the water discharge chamber 10 and the water supply chamber 10 on the longitudinal axis. The one end 1a of the outer pipe 1 is screwed and connected to the connection hole 13 so that the one end opening 1c of the outer pipe 1 is connected to the water discharge chamber 11.
【0009】また、出水室11と入水室10との間に形
成された仕切壁12には、上記出水室11側に形成した
接続穴13と同軸線上同芯状に、内周面に雌螺子を刻設
した貫通穴14を形成せしめ、その貫通穴14に内パイ
プ2の一端側2aを上記出水室11を貫通させて螺合連
結せしめ、内パイプ2の一端側開口2cを入水室10に
連通接続させる。この際、内パイプ2外周の一端側2a
に、その外周に雄螺子を刻設した止水栓15を一体的に
取付け、止水栓15を貫通穴14の雌螺子に緊密に螺合
させて、内パイプ2の一端側開口2cを入水室10内に
突出状に連通接続させる。A partition wall 12 formed between the water discharge chamber 11 and the water input chamber 10 has a female screw on the inner peripheral surface coaxially coaxial with the connection hole 13 formed on the water discharge chamber 11 side. Is formed, and one end 2a of the inner pipe 2 is screwed into the through hole 14 through the water discharge chamber 11, and the one end opening 2c of the inner pipe 2 is connected to the water inlet chamber 10. Make communication connection. At this time, one end 2a of the outer periphery of the inner pipe 2
A water stopcock 15 having a male screw engraved on its outer periphery is integrally attached thereto, and the water stopcock 15 is tightly screwed into a female screw of the through hole 14 so that the one end side opening 2c of the inner pipe 2 is filled with water. The connection is made to protrude into the chamber 10.
【0010】而して、本金型冷却用パイプAを組立てる
場合には、始めに内パイプ2の一端側2aをホース接続
口金7の出水室11を貫通させて貫通穴14に止水栓1
5を介して螺合連結させる。すると、出水室11と入水
室10が止水栓15で仕切られると同時に、内パイプ2
の一端側開口2cが入水室10内に突出状に連通接続さ
れる。次に、外パイプ1の一端側1aを内パイプ2の外
周に嵌挿通させてホース接続口金7の接続穴13に螺合
連結させる。すると、外パイプ1の一端側開口1cが出
水室11に連通接続されると共に、外パイプ1及び内パ
イプ2の他端側1b,2bが二重パイプ構造をもってホ
ース接続口金7から突出する。When assembling the mold cooling pipe A, first, one end 2a of the inner pipe 2 is passed through the water discharge chamber 11 of the hose connection mouthpiece 7, and the water stopcock 1 is inserted into the through hole 14.
5 and screwed together. Then, the outflow chamber 11 and the inflow chamber 10 are separated by the stopcock 15 and at the same time, the inner pipe 2
One end side opening 2c is connected to and protrude into water inlet chamber 10. Next, one end 1a of the outer pipe 1 is inserted into the outer circumference of the inner pipe 2 and screwed and connected to the connection hole 13 of the hose connection base 7. Then, the one end opening 1c of the outer pipe 1 is connected to the water discharge chamber 11, and the other ends 1b, 2b of the outer pipe 1 and the inner pipe 2 project from the hose connection base 7 with a double pipe structure.
【0011】そして、本金型冷却用パイプAを金型Bの
冷却穴8に装着する場合には、外パイプ1の他端側1b
外周にリング状パッキングを取付けて金型Bの冷却穴8
内に押し込み装着するか、又は図示実施例のごとく外パ
イプ1の他端側1b外周に雄螺子1dを刻設して金型B
の冷却穴8内に捩じ込み装着し、最後に、水接続口4及
び出水接続口6にそれぞれホース16を接続させる。か
くして、ホース接続口金7の入水接続口4から供給され
た冷却水は、入水室10を通って内パイプ2の一端側開
口2cから内パイプ2の内部すなわち冷却水往路3を通
り、金型Bの冷却穴8内で熱交換されて金型の熱を奪
う。そして、金型Bの冷却穴8内で熱交換された冷却水
は、外パイプ1と内パイプ2の間で形成された冷却水復
路5を通り、外パイプ1の一端側開口1cから出水室1
1にいたり、そこから出水接続口6を通して外部に排出
される。When the mold cooling pipe A is mounted in the cooling hole 8 of the mold B, the other end 1b of the outer pipe 1
Cooling hole 8 of mold B by attaching ring-shaped packing
The male screw 1d is inserted into the outer pipe 1 or a male screw 1d is engraved on the outer circumference of the other end 1b of the outer pipe 1 as shown in the illustrated embodiment.
Then, the hose 16 is connected to the water connection port 4 and the water connection port 6, respectively. Thus, the cooling water supplied from the water inlet connection port 4 of the hose connection mouthpiece 7 passes through the water inlet chamber 10, from the one end side opening 2 c of the inner pipe 2 to the inside of the inner pipe 2, that is, the cooling water outward path 3, and the mold B The heat is exchanged in the cooling hole 8 of the mold to take the heat of the mold. The cooling water heat exchanged in the cooling hole 8 of the mold B passes through the cooling water return path 5 formed between the outer pipe 1 and the inner pipe 2, and flows out of the water discharge chamber through one end side opening 1 c of the outer pipe 1. 1
1 and is discharged to the outside through the water connection port 6 therefrom.
【0012】[0012]
【発明の効果】本発明の金型用冷却パイプは斯様に、ホ
ース接続口金に、入水接続口に連通する入水室と出水接
続口に連通する出水室とを長手軸線上に形成し、外パイ
プの一端側を上記出水室に連通接続させると共に、内パ
イプの一端側を上記出水室を貫通させて上記入水室内に
突出状に連通接続せしめてなる構成としたので、入水室
内に入ったゴミが内パイプの一端側開口部分に溜るよう
なことがなくなり、従って、従来品と比較して内パイプ
における一端側開口の目詰まりを発生し難くすることが
出来る。According to the cooling pipe for a mold of the present invention, a water inlet chamber communicating with the water inlet port and a water outlet chamber communicating with the water outlet port are formed on the hose connecting base on the longitudinal axis. One end of the pipe was connected to the water chamber, and the other end of the inner pipe was penetrated through the water chamber and connected to the water chamber in a protruding manner. Dirt does not accumulate in the opening at one end of the inner pipe, so that clogging of the opening at one end of the inner pipe can be made less likely to occur as compared with conventional products.
【0013】[0013]
【図1】 本発明実施の一例を示す金型の冷却穴に装着
した状態の断面図。FIG. 1 is a cross-sectional view of a state in which a mold is mounted on a cooling hole according to an embodiment of the present invention.
【図2】 本発明実施の一例を示す分解断面図。FIG. 2 is an exploded sectional view showing one embodiment of the present invention.
【図3】 従来例を示す断面図。FIG. 3 is a sectional view showing a conventional example.
A:金型用冷却パイプ B:金型 1:外パイプ 2:内パイプ 3:冷却水往路 4:入水接続口 5:冷却水復路 6:出水接続口 7:ホース接続口 8:冷却穴 9:押え板 10:入水室 11:出水室 12:仕切壁 13:接続穴 14:貫通穴 15:止水栓 16:ホース 1a:外パイプの一端側 2a:内パイプの
一端側 1c:外パイプの一端側開口 2c:内パイプの
一端側開口A: Cooling pipe for mold B: Mold 1: Outer pipe 2: Inner pipe 3: Cooling water outward path 4: Incoming water connection port 5: Cooling water return path 6: Outflow connection port 7: Hose connection port 8: Cooling hole 9: Holding plate 10: Water inlet chamber 11: Water outlet chamber 12: Partition wall 13: Connection hole 14: Through hole 15: Water stopcock 16: Hose 1a: One end of outer pipe 2a: One end of inner pipe 1c: One end of outer pipe Side opening 2c: One end side opening of inner pipe
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7,DB名) B22D 17/22 B22C 9/06 B29C 33/04 B29C 45/73 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. 7 , DB name) B22D 17/22 B22C 9/06 B29C 33/04 B29C 45/73
Claims (1)
却水の往路と復路を形成せしめ、これら外パイプ及び内
パイプの一端側に上記往路に通じる入水接続口と復路に
通じる出水接続口を備えたホース接続口金を取付けて構
成される金型用冷却パイプにおいて、前記ホース接続口
金に上記入水接続口に連通する入水室と上記出水接続口
に連通する出水室とを長手軸線上に形成し、前記外パイ
プの一端側開口を上記出水室に連通接続させると共に、
前記内パイプの一端側開口を上記出水室を貫通させて上
記入水室内に突出状に連通接続せしめてなる事を特徴と
する金型用冷却パイプ。1. An inner pipe is arranged in an outer pipe to form a forward path and a return path of cooling water. One end of each of the outer pipe and the inner pipe has a water inlet port leading to the outward path and a water outlet port leading to the return path. In a cooling pipe for a mold configured by attaching a hose connection base provided with a water supply chamber communicating with the water connection port and a water discharge chamber communicating with the water connection port on the hose connection base on a longitudinal axis. Formed, and one end side opening of the outer pipe is communicated and connected to the water discharge chamber,
A cooling pipe for a mold, characterized in that one end side opening of the inner pipe penetrates the water discharge chamber and is connected to and protrude from the water inlet chamber in a protruding manner.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34283097A JP3186030B2 (en) | 1997-12-12 | 1997-12-12 | Cooling pipe for mold |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34283097A JP3186030B2 (en) | 1997-12-12 | 1997-12-12 | Cooling pipe for mold |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11170025A JPH11170025A (en) | 1999-06-29 |
JP3186030B2 true JP3186030B2 (en) | 2001-07-11 |
Family
ID=18356827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP34283097A Expired - Lifetime JP3186030B2 (en) | 1997-12-12 | 1997-12-12 | Cooling pipe for mold |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3186030B2 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4658349B2 (en) * | 2001-02-14 | 2011-03-23 | 本田技研工業株式会社 | Mold cooling structure |
GB2397548B (en) * | 2003-01-25 | 2005-06-22 | Husky Injection Molding | Core cooling tube assembly |
KR100579276B1 (en) * | 2004-03-18 | 2006-05-11 | 현대자동차주식회사 | Mold cooling device |
CN101733385A (en) * | 2009-12-30 | 2010-06-16 | 绵阳新晨动力机械有限公司 | Device for cooling cast metal mould |
JP5487242B2 (en) | 2011-06-15 | 2014-05-07 | 佳代 渡▲邊▼ | Water flow mechanism, manufacturing method thereof, and bushing device |
-
1997
- 1997-12-12 JP JP34283097A patent/JP3186030B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH11170025A (en) | 1999-06-29 |
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