JPH09136155A - Tiltable casting device and core used with this device - Google Patents

Tiltable casting device and core used with this device

Info

Publication number
JPH09136155A
JPH09136155A JP31758395A JP31758395A JPH09136155A JP H09136155 A JPH09136155 A JP H09136155A JP 31758395 A JP31758395 A JP 31758395A JP 31758395 A JP31758395 A JP 31758395A JP H09136155 A JPH09136155 A JP H09136155A
Authority
JP
Japan
Prior art keywords
runner
molten metal
cavity
mold
core
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
Application number
JP31758395A
Other languages
Japanese (ja)
Inventor
Seiji Kondo
征治 近藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Tec Corp
Original Assignee
Asahi Tec Corp
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 Asahi Tec Corp filed Critical Asahi Tec Corp
Priority to JP31758395A priority Critical patent/JPH09136155A/en
Publication of JPH09136155A publication Critical patent/JPH09136155A/en
Pending legal-status Critical Current

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  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide a tiltable casting device which can simply remove oxide film (slag) floated up on the surface of molten metal. SOLUTION: In the tiltable casting device arranging a molten metal pool part 3 in an opening part C" of a runner C' communicated with a cavity C arranged in a mold 1 and supplying the molten metal (a) in the molten metal pool part 3 into the cavity C through the runner C' by tilting the mold 1, a slag removing part 1D positioned on the surface at the time when the molten metal (a) flows at least the runner C' in the runner C', and integrated with a cast product at the time when the molten metal (a) solidifies.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【発明の属する技術分野】本発明は可傾鋳造装置に係
り、特に、溶湯の表面に浮上している金属酸化物の被膜
がキャビティ内に供給されないようにしたものに関する
とともに、その可傾鋳造装置に好適な中子に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tiltable casting apparatus, and more particularly to a tiltable casting apparatus in which a metal oxide coating floating on the surface of a molten metal is not supplied into a cavity. For a suitable core.

【0002】[0002]

【従来の技術】図3(a)は、従来の可傾鋳造装置の概
略構成を示す断面図である。この可傾鋳造装置は、金型
からなる上型1a及び下型1bを接合して構成された鋳
型1を有し、この鋳型1の中心位置Oを中心にして図示
しない回動機構により、図3(b)の矢印に示される方
向に、すなわち時計方向に回動されるように構成されて
いる。
2. Description of the Related Art FIG. 3A is a sectional view showing a schematic structure of a conventional tilting casting apparatus. This tiltable casting apparatus has a mold 1 configured by joining an upper mold 1a and a lower mold 1b, which are metal molds, and a rotary mechanism (not shown) about a center position O of the mold 1 It is configured to rotate in the direction indicated by the arrow 3 (b), that is, in the clockwise direction.

【0003】鋳型1内には、中子2を介在させたキャビ
ティCが設けられているとともに、そのキャビティC
は、鋳型1の外側に通じる湯道C′が連通されている。
A cavity C having a core 2 interposed therein is provided in the mold 1, and the cavity C is provided.
Has a runner C ′ communicating with the outside of the mold 1.

【0004】湯道C′の開口部C″側の鋳型(図示の例
では下型1b)1には、キャビティCの容量とほぼ等し
い容量を有する湯溜り3が設けられている。
A mold 1 (lower mold 1b in the illustrated example) 1 on the side of the opening C "of the runner C'is provided with a puddle 3 having a capacity substantially equal to the capacity of the cavity C.

【0005】湯溜り3に、例えばアルミニウム合金等の
溶湯aを入れた後、鋳型1を図3(b)に示されるよう
に徐々に回動させると、湯溜り3内の溶湯aは湯道C′
を介してキャビティC内に供給される。この溶湯aの供
給に際しては、溶湯aの表面が空気に触れて生成される
酸化被膜、いわゆる滓が、キャビティCに取込まれて鋳
物製品中に混入しないようにするために、湯道C′の開
口部C″部分の鋳型1に邪魔板Bが設けられる。
After the molten metal a such as an aluminum alloy is put in the pool 3, the mold 1 is gradually rotated as shown in FIG. 3B, so that the molten metal a in the pool 3 runs. C '
And is supplied into the cavity C via. At the time of supplying the molten metal a, in order to prevent an oxide film, a so-called slag, which is generated when the surface of the molten metal a comes into contact with air, from being taken into the cavity C and mixed in the cast product, the runner C ' A baffle plate B is provided on the mold 1 in the opening C ″ of the mold 1.

【0006】この邪魔板Bは、下端部が少なくとも溶湯
a中に位置するように決められているとともに、溶湯a
の流れを阻害しないように、下端部側に十分な空間が確
保されている。
The baffle plate B is determined so that the lower end portion thereof is located at least in the molten metal a, and the molten metal a
A sufficient space is secured on the lower end side so as not to obstruct the flow of.

【0007】溶湯aが邪魔板Bによって滓が除去されな
がらキャビティC内に供給され、さらに、その供給され
た溶湯aが固結されると、鋳型1は元の位置(図3
(a)の位置)に逆回動される。その後、上型1aと下
型1bとが分離されてキャビティCから鋳造品が取出さ
れる。そして、その取出された鋳造品から中子2が除去
された後、湯道C′が切断されて鋳物製品が得られる。
When the molten metal a is supplied into the cavity C while the slag is removed by the baffle plate B, and the supplied molten metal a is solidified, the mold 1 is moved to its original position (see FIG. 3).
It is reversely rotated to the position (a). Then, the upper mold 1a and the lower mold 1b are separated, and the cast product is taken out from the cavity C. Then, after the core 2 is removed from the taken-out cast product, the runner C'is cut to obtain a cast product.

【0008】[0008]

【発明が解決しようとする課題】しかしながら、上記従
来の可傾鋳造装置において、滓を除去するための邪魔板
を必要とするので、鋳型の清掃時に邪魔となるだけでな
く、装置が複雑化する欠点があった。
However, in the conventional tilting casting apparatus described above, since the baffle plate for removing the slag is required, it not only becomes an obstacle when cleaning the mold, but also the apparatus becomes complicated. There was a flaw.

【0009】そこで、本発明は、上記欠点を解決するた
めになされたものであって、その目的は、邪魔板を用い
ないで滓を除去できる可傾鋳造装置を提供するととも
に、その装置に好適な中子を提供することにある。
Therefore, the present invention has been made in order to solve the above-mentioned drawbacks, and an object thereof is to provide a tilting casting apparatus capable of removing a slag without using a baffle plate, and suitable for the apparatus. To provide a good core.

【0010】[0010]

【課題を解決するための手段】本発明に係る可傾鋳造装
置は、上記目的を達成するために、鋳型内に設けられた
キャビティに通じる湯道の開口部に湯溜りを設け、その
鋳型を傾動させてその湯溜り内の溶湯をその湯道を介し
てそのキャビティ内に供給する可傾鋳造装置において、
前記湯道内に、少なくともその湯道を溶湯が流れるとき
の表面に位置し、その溶湯が凝固したときの鋳造品と一
体化される滓除去部を設けたことを特徴としている。ま
た、前記滓除去部はキャビティ内に配設される中子に設
けられていることを特徴としている。
In order to achieve the above object, a tilting casting apparatus according to the present invention is provided with a basin at the opening of a runner leading to a cavity provided in the mold, In a tilting casting device that tilts and supplies the molten metal in the pool through the runner into the cavity,
It is characterized in that at least a slag removing portion is provided inside the runner, which is located on a surface of the runner when the melt flows and is integrated with a cast product when the melt solidifies. Further, the slag removing portion is provided in a core arranged in the cavity.

【0011】さらに、本発明に係る可傾鋳造装置で用い
られる中子は、上記目的を達成するために、鋳型内に設
けられたキャビティに通じる湯道の開口部に湯溜りを設
け、その鋳型を傾動させてその湯溜り内の溶湯をその湯
道を介してそのキャビティ内に供給する可傾鋳造装置の
前記キャビティに配設される中子であって、その中子の
うち前記湯道に当る部分に、その湯道を溶湯が流れると
きの表面に位置する滓除去部を設けたことを特徴として
いる。
Further, in order to achieve the above object, the core used in the tilting casting apparatus according to the present invention is provided with a molten metal pool at the opening of a runner leading to a cavity provided in the mold, Is a core disposed in the cavity of the tiltable casting apparatus for tilting the molten metal in the pool to supply the molten metal into the cavity through the runway. It is characterized in that a slag removing portion located on the surface when the molten metal flows through the runner is provided in the contact portion.

【0012】[0012]

【発明の実施の形態】以下、本発明の実施の形態を図面
に基づいて説明する。なお、従来と同一構成要素には同
一符号を用い、これら構成要素については説明が重複す
るため、新規な構成要素について異なる符号を付して説
明する。
Embodiments of the present invention will be described below with reference to the drawings. Note that the same reference numerals are used for the same components as the conventional one, and the description of these components will be duplicated. Therefore, different components will be denoted by different reference numerals.

【0013】図1(a)は、一実施の形態に係る鋳造装
置の概略構成を示す断面図であり、図中、10は、中子
2と一体的に構成されている滓除去部である。
FIG. 1A is a cross-sectional view showing a schematic structure of a casting apparatus according to one embodiment, and in the drawing, 10 is a slag removing unit which is integrally formed with a core 2. .

【0014】滓除去部10は、中子2が鋳型1内に配設
されたときに、キャビティCに通じる湯道C′の入口側
(湯道C′の開口部C″側)に位置するように設けられ
ている。そして、その滓除去部10の下端部は、少なく
とも湯道C′を通る溶湯aの表面に位置するように決め
られている。
The slag removing portion 10 is located on the inlet side of the runner C'which leads to the cavity C (on the side of the opening C "of the runner C ') when the core 2 is placed in the mold 1. The bottom end of the slag removing portion 10 is determined to be located at least on the surface of the molten metal a passing through the runner C ′.

【0015】図2は、滓除去部10部分の湯道C′の斜
視図であり、この図から明らかなように、滓除去部10
は、溶湯aの流れ方向に対して直角方向に所定の間隔を
保って複数個(図示の例では3個)設けられているとと
もに、各滓除去部10の下端部と湯道C′の底との間に
間隙が設けられている。したがって、湯道C′には溶湯
aが流れる十分な間隙が確保され、これら滓除去部1
0,10…が溶湯aの流れを阻害するおそれはない。
FIG. 2 is a perspective view of the runner C'in the slag removing portion 10, and as is clear from this figure, the slag removing portion 10 is shown.
There are a plurality (three in the illustrated example) provided at predetermined intervals in the direction perpendicular to the flow direction of the molten metal a, and the lower end of each slag removing unit 10 and the bottom of the runner C '. There is a gap between and. Therefore, a sufficient gap for the molten metal a to flow is secured in the runner C ′, and these slag removing parts 1
There is no possibility that 0, 10 ... Obstruct the flow of the molten metal a.

【0016】湯溜り3に、例えばアルミニウム合金等の
溶湯aを入れた後、鋳型1を図1(b)に示されるよう
に徐々に回動させると、湯溜り3内の溶湯aは湯道C′
を介してキャビティC内に供給される。
After pouring a molten metal a such as an aluminum alloy into the pool 3, the mold 1 is gradually rotated as shown in FIG. 1 (b). C '
And is supplied into the cavity C via.

【0017】この溶湯aの供給の際、溶湯の表面に浮遊
している滓a′は、図2に示されるように、滓除去部1
0によって流れが阻止されて、溶湯aのみがキャビティ
C内に供給される。
During the supply of the molten metal a, the slag a'floating on the surface of the molten metal a, as shown in FIG.
The flow is blocked by 0, and only the molten metal a is supplied into the cavity C.

【0018】供給された溶湯aが凝固されると、鋳型1
は元の位置(図1(a)の位置)に逆回動される。その
後、上型1aと下型1bとが分離されてキャビティCか
ら鋳造品が取出される。そして、その取出された鋳造品
から中子2が除去された後、湯道C′が切断されて鋳物
製品が得られる。
When the supplied molten metal a is solidified, the mold 1
Is reversely rotated to the original position (the position shown in FIG. 1A). Then, the upper mold 1a and the lower mold 1b are separated, and the cast product is taken out from the cavity C. Then, after the core 2 is removed from the taken-out cast product, the runner C'is cut to obtain a cast product.

【0019】以上にように、本実施の形態に係る可傾鋳
造装置は、滓除去部10を有しているので、従来のよう
な邪魔板を特別に用意しなくとも、滓を効率よく除去す
ることができる。しかも、その滓除去部10は、中子2
と一体的に簡単に製造することができる特長を有してい
る。
As described above, since the tilting casting apparatus according to the present embodiment has the slag removing unit 10, the slag can be removed efficiently without specially preparing a baffle plate as in the conventional case. can do. Moreover, the slag removing unit 10 is the core 2
It has the feature that it can be easily manufactured integrally with.

【0020】[0020]

【発明の効果】本発明に係る可傾鋳造装置は、湯道内
に、少なくともその湯道を溶湯が流れるときの表面に位
置し、その溶湯が凝固したときの鋳造品と一体化される
滓除去部を設けたので、従来のような邪魔板を特別に用
意しなくとも滓を効率よく除去することができる。ま
た、その滓除去部をキャビティ内に配設される中子に設
けたときは、中子の製造とともに容易に製造することが
できる。
EFFECTS OF THE INVENTION The tilting casting apparatus according to the present invention is a slag removing apparatus which is located in a runner at least on the surface of the runner as the melt flows, and is integrated with a cast product when the melt solidifies. Since the part is provided, the slag can be efficiently removed without specially preparing a baffle plate as in the conventional case. Further, when the slag removing portion is provided on the core provided in the cavity, it can be easily manufactured together with the manufacturing of the core.

【0021】本発明に係る可傾鋳造装置で用いられる中
子は、中子のうち湯道に当る部分に、その湯道を溶湯が
流れるときの表面に位置する滓除去部を設けたので、滓
を効果的に除去することができる。
The core used in the tilting casting apparatus according to the present invention is provided with a slag removing portion located on the surface of the core when the molten metal flows, in the portion of the core that contacts the runner. The slag can be effectively removed.

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

【図1】(a)は一実施の形態に係る可傾鋳造装置の概
略構成を示す断面図、(b)は鋳型の回動途中を示す説
明図である。
FIG. 1A is a cross-sectional view showing a schematic configuration of a tilting casting apparatus according to an embodiment, and FIG. 1B is an explanatory view showing a middle of rotation of a mold.

【図2】滓除去を説明するための斜視図である。FIG. 2 is a perspective view for explaining slag removal.

【図3】(a)は従来の可傾鋳造装置の概略構成を示す
断面図、(b)は鋳型の回動途中を示す説明図である。
FIG. 3A is a cross-sectional view showing a schematic configuration of a conventional tilting casting apparatus, and FIG. 3B is an explanatory view showing a middle of rotation of a mold.

【符号の説明】[Explanation of symbols]

1 鋳型 1a 上型 1b 下型 2 中子 3 湯溜り 10 滓除去部 C キャビティ C′ 湯道 C″ 開口部 a 溶湯 DESCRIPTION OF SYMBOLS 1 Mold 1a Upper mold 1b Lower mold 2 Core 3 Hot water pool 10 Slag removing part C cavity C'runner C "opening a Molten metal

─────────────────────────────────────────────────────
────────────────────────────────────────────────── ───

【手続補正書】[Procedure amendment]

【提出日】平成7年11月27日[Submission date] November 27, 1995

【手続補正1】[Procedure amendment 1]

【補正対象書類名】図面[Document name to be amended] Drawing

【補正対象項目名】図3[Correction target item name] Figure 3

【補正方法】変更[Correction method] Change

【補正内容】[Correction contents]

【図3】 [Figure 3]

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 鋳型内に設けられたキャビティに通じる
湯道の開口部に湯溜りを設け、その鋳型を傾動させてそ
の湯溜り内の溶湯をその湯道を介してそのキャビティ内
に供給する可傾鋳造装置において、 前記湯道内に、少なくともその湯道を溶湯が流れるとき
の表面に位置し、その溶湯が凝固したときの鋳造品と一
体化される滓除去部を設けたことを特徴とする可傾鋳造
装置。
1. A hot water pool is provided at an opening of a runway leading to a cavity provided in a mold, and the mold is tilted to supply the molten metal in the hot pool into the cavity through the runner. In the tilting casting apparatus, the inside of the runner is provided with a slag removing unit which is located at least on a surface when the melt flows through the runner and is integrated with a cast product when the melt solidifies. Tilting casting equipment.
【請求項2】 滓除去部はキャビティ内に配設される中
子に設けられていることを特徴とする請求項1記載の可
傾鋳造装置。
2. The tilting casting apparatus according to claim 1, wherein the slag removing portion is provided in a core arranged in the cavity.
【請求項3】 鋳型内に設けられたキャビティに通じる
湯道の開口部に湯溜りを設け、その鋳型を傾動させてそ
の湯溜り内の溶湯をその湯道を介してそのキャビティ内
に供給する可傾鋳造装置の前記キャビティに配設される
中子であって、 前記中子のうち前記湯道に当る部分に、その湯道を溶湯
が流れるときの表面に位置する滓除去部を設けたことを
特徴とする中子。
3. A basin is provided at an opening of a runner leading to a cavity provided in the mold, and the mold is tilted to supply the molten metal in the basin into the cavity through the runner. A core disposed in the cavity of the tiltable casting apparatus, wherein a portion of the core that contacts the runner is provided with a slag removing portion located on a surface when molten metal flows through the runner. A core that is characterized.
JP31758395A 1995-11-10 1995-11-10 Tiltable casting device and core used with this device Pending JPH09136155A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31758395A JPH09136155A (en) 1995-11-10 1995-11-10 Tiltable casting device and core used with this device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31758395A JPH09136155A (en) 1995-11-10 1995-11-10 Tiltable casting device and core used with this device

Publications (1)

Publication Number Publication Date
JPH09136155A true JPH09136155A (en) 1997-05-27

Family

ID=18089861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31758395A Pending JPH09136155A (en) 1995-11-10 1995-11-10 Tiltable casting device and core used with this device

Country Status (1)

Country Link
JP (1) JPH09136155A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110003164A1 (en) * 2009-07-01 2011-01-06 Ksm Castings Gmbh Method for casting a material, utilization of the method, casting mould for implementing the method and objects manufactured in accordance with the method and in the casting mould, as well as core for being inserted into such a casting mould
CN103691881A (en) * 2013-12-24 2014-04-02 上海爱仕达汽车零部件有限公司 Aluminum alloy gravity tilt casting die

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110003164A1 (en) * 2009-07-01 2011-01-06 Ksm Castings Gmbh Method for casting a material, utilization of the method, casting mould for implementing the method and objects manufactured in accordance with the method and in the casting mould, as well as core for being inserted into such a casting mould
CN103691881A (en) * 2013-12-24 2014-04-02 上海爱仕达汽车零部件有限公司 Aluminum alloy gravity tilt casting die

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