JPH0428469A - Method for squeezing molten metal - Google Patents
Method for squeezing molten metalInfo
- Publication number
- JPH0428469A JPH0428469A JP12977890A JP12977890A JPH0428469A JP H0428469 A JPH0428469 A JP H0428469A JP 12977890 A JP12977890 A JP 12977890A JP 12977890 A JP12977890 A JP 12977890A JP H0428469 A JPH0428469 A JP H0428469A
- Authority
- JP
- Japan
- Prior art keywords
- molten metal
- cavity
- pressurizing
- hot water
- water supply
- 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
- 239000002184 metal Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000001125 extrusion Methods 0.000 claims description 10
- 239000012467 final product Substances 0.000 claims description 7
- 238000005242 forging Methods 0.000 claims description 4
- 238000004904 shortening Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 101000649938 Mus musculus Vacuolar protein sorting-associated protein 28 homolog Proteins 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明は下金型のキャビティー四部に溶湯を注入し、ご
の溶湯を上金型により加圧凝固させて製品を得るいわゆ
る溶湯鍛造方法に関する。。[Detailed Description of the Invention] (Field of Industrial Application) The present invention is a so-called molten metal forging method in which a product is obtained by injecting molten metal into the four cavities of a lower mold and solidifying the molten metal under pressure using an upper mold. Regarding. .
(従来技術と間順点)
従来一般に行なわれている溶湯鍛造は、L金型とF金型
どを−L下に大きく型開きして溶湯の注入を容湯な状態
にして宗量給湯狡曾を使って下金型のキャビティー四部
に注湯を行ない、千の後、J二金型をゆっくり下降させ
て下金型のキャビティー凹部に嵌入さゼることに、 J
:り溶湯を加圧凝固させている。(Prior art and related points) Molten metal forging, which has been commonly carried out in the past, involves a technique for supplying molten metal by opening the L and F dies wide below -L and injecting the molten metal into a voluminous state. Pour the metal into the four cavities of the lower mold using a shovel, and after 1,000 minutes, slowly lower the J2 mold to fit it into the cavity recess of the lower mold.
: Molten metal is solidified under pressure.
しかしこのような方法ではキャビティー凹部へ、の溶湯
の注入からL金型にj、り溶湯を加圧するまでに時間が
かかり、溶湯の温度低下が激1.<十分な溶湯加圧かで
きない等、品質及び生産性の両面から種々の問題があっ
た。However, with this method, it takes time from injecting the molten metal into the cavity recess to pressurizing the molten metal into the L mold, and the temperature of the molten metal drops significantly. <There were various problems in terms of both quality and productivity, such as not being able to pressurize the molten metal sufficiently.
(目 的)
本発明は上記の間順に鑑みて成されたもので、溶湯の注
入から溶湯加圧までの時間を大11に短縮して十分な溶
湯加圧ができて品質向上が計れると共にタイム号イクル
を短縮させて生産性向上を計れる溶湯鍛造方法を提供す
ることである〇(問題を解決するための手段)
上記の目的な竣成するために本発明の溶湯鍛造方法は、
キャビティー部を画成するためのキャビティー凹部を千
の中央部に有する下金型と、前記キャビティー四部に嵌
入可能にされた加圧部を有する加圧中子型をその中央部
に備えた止金型とを型合せして最終製品キャビティーと
なる形状よりも若干上下方向に高い給湯キャビデイ−を
画成し、該給湯キャビティーに対して、該下金型の見切
面に水平に!ll成すると共に給湯孔を介L7て加圧給
湯炉tこ連通するsOを通して溶湯を加圧注入し、該湯
口の後端部から押出カットピンを該湯口内に挿入して該
湯口と給湯孔との連通部分を遮断し、前記加圧中子型を
前記給湯キャビティーが最終製品キャビティー形状にな
るまで下降させて加圧部により溶湯を加圧することを特
徴とするものである。(Purpose) The present invention has been made in view of the above-mentioned problems, and it is possible to shorten the time from injection of molten metal to pressurization of the molten metal by a factor of 11, thereby making it possible to sufficiently pressurize the molten metal, improving quality and reducing time. An object of the present invention is to provide a molten metal forging method that can shorten the cycle time and improve productivity.
A lower mold having a cavity concave portion in the center thereof for defining a cavity portion, and a pressurizing core mold having a pressurizing portion that can be fitted into the four cavities in the central portion thereof. A hot water supply cavity that is slightly higher in the vertical direction than the shape that will become the final product cavity is formed by matching the molds with the retaining mold, and a hot water supply cavity that is slightly higher in the vertical direction than the shape that will become the final product cavity is formed. ! At the same time, molten metal is injected under pressure through sO which communicates with the pressurized water supply furnace through the hot water supply hole L7, and an extrusion cut pin is inserted into the sprue from the rear end of the sprue to connect the sprue and the hot water supply hole. The pressurizing core mold is lowered until the hot water supply cavity takes the shape of a final product cavity, and the molten metal is pressurized by the pressurizing part.
(作 用)
本発明は上記のような解決手段を採用することにより溶
湯が短時間のうちに確実に供給されると共に溶湯の供給
から加圧までの時間が大幅に短縮され溶湯の加圧が十分
に行なわれる。(Function) By adopting the solution described above, the present invention can reliably supply molten metal within a short period of time, and the time from supplying molten metal to pressurization can be significantly shortened, thereby making it possible to pressurize molten metal. It is done well.
(実施例)
以下実施例を図面に基づいて説明すると、図において下
金型(1)は図示されないフレームに固定されていて移
動できないように支持されており、該下金型(1)の中
央部上面にはキャビティー部を画成する四部(2)が形
成されている。(Example) An example will be described below based on the drawings. In the figure, the lower mold (1) is fixed to a frame (not shown) and is supported so as not to be movable. Four parts (2) defining a cavity part are formed on the upper surface of the part.
該凹部(2)の一端には湯口(3)を構成する溝が水平
方向に延長して穿ってあり、該湯口(3)の後端下部に
はス[−り管(4)を介して図示されない加圧給湯炉に
連通ずる給湯孔(5)が連通されている。A groove constituting a sprue (3) is bored in one end of the recess (2) and extends horizontally, and a groove is formed at the bottom of the rear end of the sprue (3) through a sprue (4). A hot water supply hole (5) communicating with a pressurized hot water supply furnace (not shown) is connected.
またwI湯口(3)の後端部にはシリンダ(6)の作動
により湯口(3)内tこ入出して前記給湯孔(5)と湯
口(3)との連通部分を遮断及び開放する押出力。Also, there is a pusher at the rear end of the wI sprue (3) that moves in and out of the sprue (3) by the operation of the cylinder (6) to cut off and open the communication portion between the hot water supply hole (5) and the sprue (3). output.
トビン(7)が摺動自在にして配電されている。Electric power is distributed through a sliding bin (7).
該下金型(1,)の上部には上金型(No)が型合せさ
れていて、該止金型(1o)は中央部に加圧中子型(1
1)を摺動自在に配置した構成になっている。An upper mold (No.) is fitted to the upper part of the lower mold (1,), and the retaining mold (1o) has a pressure core mold (1,) in the center.
1) are arranged in a slidable manner.
上金型(10)は図示されない型合せシリンダのガイド
ロッF (12)(12)の下端に固着した取付板(1
3)及び取付フレーム(14)(14)を介して昇降可
能に設けられており、加圧中子型(11)は取付板(1
3)に固着された加圧シリンダ(15)のビアトンロッ
ド(16)に取付部材(I7)を介して固着されている
。The upper mold (10) is attached to a mounting plate (1) fixed to the lower end of the guide rod F (12) (12) of the mold matching cylinder (not shown).
3) and mounting frames (14) (14), and the pressure core mold (11) is mounted on the mounting plate (14).
3) is fixed to the Biaton rod (16) of the pressurizing cylinder (15) via a mounting member (I7).
また加圧中子型(11)の下面には前記下金型(1)の
凹5(2)に嵌入可能に対応して加圧部(IIA)が形
成されている。Further, a pressurizing portion (IIA) is formed on the lower surface of the pressurizing core mold (11) so as to fit into the recess 5 (2) of the lower mold (1).
なお第1図において加圧中子型(1m)は最上昇されて
取付部材(17)の上面が取付フレーム(14)(14
)の、m)ツバ一部G4A)(14A)に出液されてい
てその上昇を阻止されており、前記下金型(1)の凹部
(2)と加圧中子型旧)の加圧!+! (11A)とに
より最終製品キャビティー形状よりも若干上下方向に高
い給湯キャビティーが画成された状態になっている。In Fig. 1, the pressurized core mold (1 m) has been raised to the highest level and the top surface of the mounting member (17) is on the mounting frame (14) (14).
), m) Part of the brim G4A) (14A) is leaking liquid and its rise is prevented, and pressure is applied to the concave part (2) of the lower mold (1) and the pressurized core mold (old). ! +! (11A), a hot water supply cavity is defined which is slightly higher in the vertical direction than the final product cavity shape.
さらに図中(18)は製品押出ビンであって図示されな
い押出シリンダのピストンロッド(19)に固着すれた
取付板(20)に取付けられている。Further, (18) in the figure is a product extrusion bottle, which is attached to a mounting plate (20) fixed to a piston rod (19) of an extrusion cylinder (not shown).
このように構成されたものは、第1図の状態において図
示されない加圧給湯炉を作用させてストーク管(4)、
給湯孔(5)、湯口(3)を介して給湯キャビティーに
溶湯な加圧注入した後、シリンダ(6)を作動させて押
出カットピン(7)を点線の位置まで押し出して湯口(
3)と給湯孔(5)との連通を遮断する。この際湯口(
3)内の余分な溶湯は給湯孔(5)の方向へ押し戻され
る。With this structure, a pressurized hot water furnace (not shown) is operated in the state shown in FIG.
After injecting molten metal under pressure into the hot water supply cavity through the hot water supply hole (5) and the sprue (3), the cylinder (6) is operated to push out the extrusion cut pin (7) to the position indicated by the dotted line and the sprue (
3) and the hot water supply hole (5). At this time, the sprue (
The excess molten metal in 3) is pushed back toward the metal supply hole (5).
しかる後加圧シリンダ(工5)が作動して加圧中子型(
11)をその下面が下金型(1)の当り面(1人)に5
棲するまでのわずかな距離だけ下降させて溶湯を加圧保
持する。After that, the pressure cylinder (step 5) is operated and the pressure core mold (
11) so that its bottom surface is the contact surface of the lower mold (1) (1 person)
The molten metal is kept under pressure by lowering it a short distance until it reaches the bottom.
この際四部(2)と加圧部CIIA)とによりキャビテ
ィー部はIlk終製品キャビティーの形状にされる。At this time, the cavity part is formed into the shape of the Ilk finished product cavity by the fourth part (2) and the pressurizing part CIIA).
この状態で図示されない加圧給湯炉の作用を解除して給
湯孔(5)及びストーク管(4)内の溶湯を加圧給湯炉
内に戻すと共tこキャビティー内の溶湯が凝固完了する
まで加圧状覇を保持する。In this state, the action of the pressurized water supply furnace (not shown) is released and the molten metal in the feed hole (5) and the stalk pipe (4) is returned to the pressurized water supply furnace, and the molten metal in the cavity is completely solidified. Hold the pressurized position until the point.
次に加圧シリンダ(15)を逆作動させて加圧中子型(
11)を第1図の状態まで引き上げて溶湯鍛造製品(資
)と加圧中子型(11)とを離型させた後、図示されな
い型合せシリンダを逆作動させて取付板(13)に取付
けられている上金型(1o)を含む部材全体を上昇させ
る〇
次に図示されない押出シリンダを作動させて溶湯鍛造製
品(資)を下金型(1)から押し上げて第2図の状態に
する。Next, reversely operate the pressure cylinder (15) and pressurize the core mold (
11) to the state shown in Fig. 1 to release the molten metal forged product (material) and the pressurized core mold (11), the mold setting cylinder (not shown) is operated in reverse to attach the mold to the mounting plate (13). Raise the entire member including the attached upper mold (1o). Next, operate the extrusion cylinder (not shown) to push the molten metal forged product (material) up from the lower mold (1) to the state shown in Figure 2. do.
この状態で図示されない製品取出し装置により製品を取
り出した後押出シリンダ及びシリンダ(6)を逆作動さ
せて押出ビン(18)及び押出カットピン(7)を復帰
させ、さらに型合せシリンダを作動させて上金型(10
)を下金型(1)の上部に型合せさせて第1図の状態に
し、以後前述の作動をくりかえし行なうものである。In this state, after the product is taken out by a product take-out device (not shown), the extrusion cylinder and cylinder (6) are operated in reverse to return the extrusion bin (18) and extrusion cut pin (7), and the mold matching cylinder is further operated. Upper mold (10
) is fitted onto the upper part of the lower mold (1) to form the state shown in FIG. 1, and the above-mentioned operation is then repeated.
(効 果)
本発明は上記の説明から明らかなように最終製品キャビ
ティーにほぼ近い形状に給湯キャビティーをW成してお
き、ここに溶湯を加圧注入して給湯孔を遮断した後上金
型の加圧中子型をわずかな距離下降させて溶湯を加圧す
るようにしたから溶湯の注入から加圧までの時間が従来
に比べて大幅に短縮されるため溶湯の加圧鍛造が十分に
なされ製品の品質向上に寄与すると共に時間短縮による
生産性の向上が計れる等積々の効果がある。(Effects) As is clear from the above description, the present invention is to form a hot water supply cavity in a shape almost similar to the final product cavity, and after injecting molten metal under pressure into the hot water supply hole and blocking the hot water supply hole. Pressurizing the molten metal The pressurizing core of the mold is lowered a short distance to pressurize the molten metal, so the time from pouring the molten metal to pressurizing it is much shorter than before, making it possible to pressurize the molten metal sufficiently. It has many effects, such as contributing to improving the quality of the finished product and improving productivity by reducing time.
図は本発明を実施するための装置を示すものであって、
第1図は給湯前の状態を示す一部切断正面図、第2図は
製品取出し前の状態を示す一部切断正面図である。
(1)二下金型 (2):凹 部(3):湯
口 (4): ストーク管(7)
:押出カットピン αO):上金型q1):加圧
中子型 01人):加圧部q9:加圧シリン
ダ (w):製 品秦
図
算
図The figure shows an apparatus for carrying out the invention,
FIG. 1 is a partially cutaway front view showing the state before hot water is supplied, and FIG. 2 is a partially cutaway front view showing the state before product removal. (1) Lower mold (2): Concave part (3): Sprue (4): Stoke pipe (7)
: Extrusion cut pin αO): Upper mold q1): Pressure core mold 01 person): Pressure part q9: Pressure cylinder (w): Product Qin diagram
Claims (1)
ィー凹部に嵌入可能にされた加圧部を有する加圧中子型
をその中央部に備えた上金型とを型合せして最終製品キ
ャビティーとなる形状よりも若干上下方向に高い給湯キ
ャビティーを画成し、該給湯キャビティーに対して、該
下金型の見切面に水平に構成すると共に給湯孔を介して
加圧給湯炉に連通する湯口を通して溶湯を加圧注入し、
該湯口の後端部から押出カットピンを該湯口内に挿入し
て該湯口と給湯孔との連通部分を遮断し、前記加圧中子
型を前記給湯キャビティーが最終製品キャビティー形状
になるまで下降させて加圧部により溶湯を加圧すること
を特徴とする溶湯鍛造方法。[Scope of Claims] A lower mold having a cavity recess in its center for defining a cavity, and a pressurized core mold having a pressurizing part that can be fitted into the cavity recess. A hot water supply cavity that is slightly higher in the vertical direction than the shape of the final product cavity is defined by matching the upper mold provided in the center, and the lower mold is placed in the middle of the hot water supply cavity. The molten metal is pressurized and injected through the sprue, which is configured horizontally on the parting surface and communicates with the pressurized hot water furnace through the hot water supply hole,
An extrusion cut pin is inserted into the sprue from the rear end of the sprue to cut off the communication portion between the sprue and the hot water supply hole, and the pressurized core mold is shaped so that the hot water supply cavity has the shape of a final product cavity. A molten metal forging method characterized by pressurizing the molten metal by a pressurizing section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12977890A JPH0428469A (en) | 1990-05-18 | 1990-05-18 | Method for squeezing molten metal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12977890A JPH0428469A (en) | 1990-05-18 | 1990-05-18 | Method for squeezing molten metal |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0428469A true JPH0428469A (en) | 1992-01-31 |
Family
ID=15017989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12977890A Pending JPH0428469A (en) | 1990-05-18 | 1990-05-18 | Method for squeezing molten metal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0428469A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102433970A (en) * | 2011-05-23 | 2012-05-02 | 耿忠平 | Lightweight imitation board for inner wall decoration |
JP2014042926A (en) * | 2012-08-27 | 2014-03-13 | Honda Motor Co Ltd | Press casting apparatus and press casting method |
JP2015205317A (en) * | 2014-04-22 | 2015-11-19 | 日産自動車株式会社 | casting apparatus |
CN109719274A (en) * | 2018-12-28 | 2019-05-07 | 山东金艺珠宝有限公司 | A kind of noble metal production preforming device and technique |
-
1990
- 1990-05-18 JP JP12977890A patent/JPH0428469A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102433970A (en) * | 2011-05-23 | 2012-05-02 | 耿忠平 | Lightweight imitation board for inner wall decoration |
JP2014042926A (en) * | 2012-08-27 | 2014-03-13 | Honda Motor Co Ltd | Press casting apparatus and press casting method |
JP2015205317A (en) * | 2014-04-22 | 2015-11-19 | 日産自動車株式会社 | casting apparatus |
CN109719274A (en) * | 2018-12-28 | 2019-05-07 | 山东金艺珠宝有限公司 | A kind of noble metal production preforming device and technique |
CN109719274B (en) * | 2018-12-28 | 2021-03-12 | 山东金艺珠宝有限公司 | Tabletting device and technology for noble metal production |
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