JPH05253641A - Assembling device for precision casting - Google Patents
Assembling device for precision castingInfo
- Publication number
- JPH05253641A JPH05253641A JP5292292A JP5292292A JPH05253641A JP H05253641 A JPH05253641 A JP H05253641A JP 5292292 A JP5292292 A JP 5292292A JP 5292292 A JP5292292 A JP 5292292A JP H05253641 A JPH05253641 A JP H05253641A
- Authority
- JP
- Japan
- Prior art keywords
- molded product
- wax
- connecting part
- work
- casting product
- 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.)
- Withdrawn
Links
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、ロストワックス鋳造工
程において、製品と同形状の成形品を成形し、これらの
成形品を成形品連結部に連結して組立てる精密鋳造用組
立装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a precision casting assembling apparatus for forming a molded product having the same shape as a product in a lost wax casting process and connecting the molded product to a molded product connecting portion.
【0002】[0002]
【従来の技術】一般に、ロストワックス鋳造方法にあっ
ては、まず、製品と同形状のワックス成形品を射出成形
によって成形し、次いで、これらのワックス成形品をま
とめてツリー状に組立てた後に、この組立体のまわりに
セラミックスラリーを塗布した状態で耐火性粒子を吹き
付け、これを何回か繰り返すことにより、多数のコーテ
ィング層を組立体のまわりに形成し、乾燥して、さら
に、ワックス成形品(組立体)を溶解してコーティング
層内から取り除いて、あいた空間に溶解金属を注入し、
最後に、コーティング層を取り去って製品を取り出すよ
うにしている。2. Description of the Related Art Generally, in a lost wax casting method, first, a wax molded product having the same shape as the product is molded by injection molding, and then these wax molded products are assembled together in a tree shape, Refractory particles are sprayed around the assembly while the ceramic slurry is applied, and this is repeated several times to form a large number of coating layers around the assembly, which is then dried and then a wax molded product is formed. (Assembly) is melted and removed from inside the coating layer, and molten metal is injected into the open space,
Finally, the coating layer is removed to remove the product.
【0003】[0003]
【発明が解決しようとする課題】ところで、一般に、ワ
ックス成形品をツリー状に組立てる際には、ワックス成
形品を、別に射出成形により成形していたワックス組立
体の複数に分岐した成形品連結部の表裏面に溶着してい
た。そして、この溶着方法としては、従来、ヒートプレ
ートによって、ワックス成形品の成形品連結部との接触
面及びまたは成形品連結部のワックス成形品溶着領域面
を加熱溶融した後、ワックス成形品を成形品連結部に溶
着するようにしているが、この場合には、ヒートプレー
トによる加熱溶融操作の加減が難しく、確実に両者が溶
着しない場合や、溶融し過ぎてワックスが下方に垂れる
場合等の問題が生じる。Generally, when a wax molded product is assembled in a tree shape, the wax molded product is divided into a plurality of branched product connecting portions of the wax assembly which are separately molded by injection molding. Had been welded to the front and back surfaces of. As a conventional welding method, a heat plate is used to heat and melt the contact surface of the wax molded product with the molded product connecting portion and / or the wax molded product welding region surface of the molded product connecting portion, and then the wax molded product is molded. Although it is welded to the product connecting part, in this case, it is difficult to control the heating and melting operation by the heat plate, and there is a problem such as when both are not reliably welded or when the wax melts too much and the wax drips downward. Occurs.
【0004】本発明は、上記事情に鑑みてなされたもの
で、その目的とするところは、成形品を成形品連結部に
円滑にかつ確実に連結することができ、かつ連結不良等
の発生を防止することができる精密鋳造用組立装置を提
供することにある。The present invention has been made in view of the above circumstances. An object of the present invention is to enable a molded product to be smoothly and surely connected to a molded product connecting portion, and to prevent connection failure. An object of the present invention is to provide an assembling apparatus for precision casting which can be prevented.
【0005】[0005]
【課題を解決するための手段】上記目的を達成するため
に、本発明は、成形品を止着して、成形品連結部上に移
送する移送手段と、上記成形品を成形品連結部上に移送
する前に、上記成形品の成形品連結部との接触面に、上
記成形品と成形品連結部とを連結する連結材を付着する
連結材付着手段と、上記移送手段に設けられ、かつ上記
成形品連結部との距離を計測するセンサとを備えたもの
である。In order to achieve the above object, the present invention provides a transfer means for fixing a molded product and transferring it onto a molded product connecting portion, and a molded product on the molded product connecting portion. Before being transferred to, the contact surface of the molded product contacting the molded product connecting portion, a connecting material attaching means for attaching a connecting material connecting the molded product and the molded product connecting portion, and the transfer means, Further, it is provided with a sensor for measuring the distance to the molded product connecting portion.
【0006】[0006]
【作用】本発明の精密鋳造用組立装置にあっては、移送
手段によって、成形品を成形品連結部に移送する前に、
連結材付着手段によって、成形品の成形品連結部との接
触面に連結材を付着した後、センサによって、成形品と
成形品連結部との距離を計測しつつ、成形品を成形品連
結部に連結材を介して連結する。In the assembly apparatus for precision casting of the present invention, before transferring the molded product to the molded product connecting portion by the transfer means,
After attaching the connecting material to the contact surface of the molded product with the molded product connecting portion by the connecting material attaching means, the molded product is connected to the molded product connecting portion while measuring the distance between the molded product and the molded product connecting portion with the sensor. To be connected via a connecting material.
【0007】[0007]
【実施例】以下、図1ないし図5に基づいて本発明の実
施例を説明する。Embodiments of the present invention will be described below with reference to FIGS.
【0008】図1ないし図4において符号10は、所定
位置にまで搬送されてきたワーク(ワックス成形品)W
を止着して、ワックス組立体12の等間隔に配置された
5本の成形品連結部120上に移送する水平旋回型ロボ
ットである。この水平旋回型ロボット10は、図4に示
すように、ロボット本体100に水平旋回自在に第1ア
ーム部101が設けられ、かつこの第1アーム部101
に水平旋回自在に第2アーム部102が設けられると共
に、この第2アーム部102の先端にハンド部103
が、その軸線回りに回転自在にかつ軸線に沿って昇降自
在に設けられているものである。1 to 4, reference numeral 10 denotes a work (wax molded product) W which has been conveyed to a predetermined position.
It is a horizontal swivel type robot that fastens and transfers the above to the five molded product connecting portions 120 arranged at equal intervals of the wax assembly 12. As shown in FIG. 4, the horizontal swing robot 10 is provided with a first arm portion 101 on a robot body 100 so as to be horizontally swingable, and the first arm portion 101 is provided.
A second arm portion 102 is provided on the second arm portion 102 so as to be horizontally rotatable, and a hand portion 103 is provided at the tip of the second arm portion 102.
However, it is provided so as to be rotatable around its axis and capable of moving up and down along the axis.
【0009】上記ハンド部103は、上部に配置された
ヘッド本体103aと、このヘッド本体103aの下面
に水平配置されたロッドレスシリンダ103bと、この
ロッドレスシリンダ103bの可動部103cに垂設さ
れ、かつワークWの基部を把持するチャック機構103
dと、上記チャック機構103dに設けられ、かつこの
チャック機構103dに把持されたワークWの下面と上
記ワックス組立体120の成形品連結部120の上面と
の間の距離を計測するレーザー光を利用したセンサSと
を主体として構成されている。The hand portion 103 is vertically provided on a head main body 103a arranged at an upper portion, a rodless cylinder 103b horizontally arranged on a lower surface of the head main body 103a, and a movable portion 103c of the rodless cylinder 103b. A chuck mechanism 103 for gripping the base of the work W
and a laser beam for measuring the distance between the lower surface of the workpiece W provided on the chuck mechanism 103d and held by the chuck mechanism 103d and the upper surface of the molded product connecting portion 120 of the wax assembly 120. The sensor S is a main component.
【0010】上記ワックス組立体12は、湯口部121
が形成された横部材122に、5本の成形品連結部12
0が等間隔に並設されたものである。そして、上記成形
品連結部120の先端部と湯口部121とを把持するこ
とにより、ワックス組立体12を水平にかつ180°回
転自在に支持するワックス組立体支持機構14が水平旋
回型ロボット10の近傍に設置されている。また、上記
ワークWは、ワックス組立体12の5本の成形品連結部
120の上下両面(接着面)に等間隔に多数接着される
ようになっている。The wax assembly 12 includes a sprue part 121.
On the lateral member 122 in which the
0s are arranged in parallel at equal intervals. The wax assembly support mechanism 14 that horizontally and 180 ° rotatably supports the wax assembly 12 by gripping the tip end portion of the molded product connecting portion 120 and the sprue portion 121 of the horizontal swivel robot 10. It is installed in the vicinity. Further, a large number of the works W are bonded to the upper and lower surfaces (bonding surfaces) of the five molded product connecting portions 120 of the wax assembly 12 at equal intervals.
【0011】また、上記水平旋回型ロボット10の近傍
には、溶融ワックスMを貯留している貯槽16が設けら
れている。Further, a storage tank 16 for storing the molten wax M is provided near the horizontal turning robot 10.
【0012】上記のように構成された精密鋳造用組立装
置にあっては、まず、所定位置まで搬送されてきたワー
クWを、水平旋回型ロボット10のチャック機構103
dによって、把持し搬送する。そして、チャック機構1
03dに把持されたワークWを貯槽16の上方に移送
し、かつセンサSを用いて貯槽16内の有色の溶融ワッ
クスMの液面との距離を計測しつつ下降させて、ワーク
Wの下面に溶融ワックスMを付着させる。In the precision casting assembly apparatus configured as described above, first, the work W conveyed to a predetermined position is chucked by the chuck mechanism 103 of the horizontal turning robot 10.
It is gripped and conveyed by d. And the chuck mechanism 1
The work W gripped by 03d is transferred to the upper side of the storage tank 16 and is lowered while measuring the distance from the liquid surface of the colored molten wax M in the storage tank 16 using the sensor S to the lower surface of the work W. The molten wax M is attached.
【0013】次いで、上記水平旋回型ロボット10を操
作して、チャック機構103dに把持されたワークW
を、ワックス組立体支持機構14に支持されたワックス
組立体12の成形品連結部120の上面上に位置させた
後、上記センサSを用いて、上記成形品連結部120の
上面との距離を計測しつつ下降させて、ワークWの下面
を成形品連結部120の上面に接触させる。この場合、
ワークWの下面には溶融ワックスMが付着しているか
ら、ワークWは成形品連結部120の上面に確実に接着
される。Then, the horizontal turning robot 10 is operated to operate the work W held by the chuck mechanism 103d.
Is positioned on the upper surface of the molded product connecting portion 120 of the wax assembly 12 supported by the wax assembly supporting mechanism 14, and then the sensor S is used to measure the distance from the upper surface of the molded product connecting portion 120. The lower surface of the work W is brought into contact with the upper surface of the molded product connecting portion 120 while being lowered while being measured. in this case,
Since the molten wax M is attached to the lower surface of the work W, the work W is reliably adhered to the upper surface of the molded product connecting portion 120.
【0014】続いて、チャック機構103dによるワー
クWの把持を解除した後、水平旋回型ロボット10は次
のワークWを所定位置まで取りにいく。そして、上述し
た操作を繰り返すことにより、ワックス組立体12の成
形品連結部120の上下両面に順次ワークWを接着して
いく。Subsequently, after the gripping of the work W by the chuck mechanism 103d is released, the horizontal turning robot 10 picks up the next work W to a predetermined position. Then, by repeating the above-described operation, the works W are sequentially adhered to the upper and lower surfaces of the molded product connecting portion 120 of the wax assembly 12.
【0015】なお、上記実施例においては、溶融ワック
スMの液面の検出にもセンサSを使用したが、貯槽16
内の溶融ワックスMの液面を常時一定に制御した場合に
は、上記センサSを液面との距離の計測に用いる必要は
ない。Although the sensor S is used to detect the liquid level of the molten wax M in the above embodiment, the storage tank 16
When the liquid level of the molten wax M inside is constantly controlled, it is not necessary to use the sensor S for measuring the distance from the liquid level.
【0016】また、図5は本発明の第2実施例を示すも
ので、この実施例においては、図1に示す第1実施例の
ように、ワークWの下面を溶融ワックスMの液面に付着
する代わりに、チャック機構103dに把持されたワー
クWをワークWの下面と相似形の載置孔18に載置した
後、下方から溶融ワックスMを噴射してワークWの下面
に溶融ワックスMを付着してもよい。FIG. 5 shows a second embodiment of the present invention. In this embodiment, as in the first embodiment shown in FIG. 1, the lower surface of the work W is changed to the liquid surface of the molten wax M. Instead of adhering, the work W gripped by the chuck mechanism 103d is placed in the placement hole 18 having a shape similar to the lower surface of the work W, and then the molten wax M is sprayed from below to melt the molten wax M on the lower surface of the work W. May be attached.
【0017】なお、本実施例においては、センサSとし
てレーザー光を利用した非接触型のもので説明したが、
超音波を利用したセンサ等でもよい。また、ワークWを
成形品連結部120の上面に接着する操作のみに使用す
る場合には、接触型のセンサを用いて、ワークWの下面
と成形品連結部120の上面との距離を計測するように
してもよい。In the present embodiment, the sensor S is described as a non-contact type using laser light.
A sensor using ultrasonic waves or the like may be used. When the work W is used only for the operation of adhering the work W to the upper surface of the molded product connecting portion 120, the distance between the lower surface of the work W and the upper surface of the molded product connecting portion 120 is measured using a contact type sensor. You may do it.
【0018】[0018]
【発明の効果】以上説明したように、本発明は、成形品
を止着して、成形品連結部上に移送する移送手段と、上
記成形品を成形品連結部上に移送する前に、上記成形品
の成形品連結部との接触面に、上記成形品と成形品連結
部とを連結する連結材を付着する連結材付着手段と、上
記移送手段に設けられ、かつ上記成形品連結部との距離
を計測するセンサとを備えたものであるから、移送手段
によって、成形品を成形品連結部に移送する前に、連結
材付着手段によって、成形品の成形品連結部との接触面
に連結材を付着した後、センサによって、成形品と成形
品連結部との距離を計測しつつ、成形品を成形品連結部
に連結材を介して連結することにより、成形品を成形品
連結部に円滑にかつ確実に連結することができ、かつ連
結不良等の発生を防止することができ、従って、品質の
良好な製品を鋳造できる。As described above, according to the present invention, the transfer means for fixing the molded product and transferring it onto the molded product connecting portion, and before transferring the molded product onto the molded product connecting portion, A connecting material attaching means for attaching a connecting material for connecting the molded product and the molded product connecting portion to a contact surface of the molded product with the molded product connecting portion, and the molded product connecting portion provided in the transfer means. Since it is provided with a sensor for measuring the distance to the molded product, the contact surface of the molded product with the molded product connecting portion is contacted by the connecting material attaching means before transferring the molded product to the molded product connecting portion by the transfer means. After connecting the molded product to the molded product, the sensor measures the distance between the molded product and the molded product connecting part, and the molded product is connected to the molded product connecting part via the connecting material. Parts can be connected smoothly and securely, and the occurrence of connection failure, etc. It can be stopped, thus casting a good product quality.
【図1】本発明の第1実施例を示す概略構成図である。FIG. 1 is a schematic configuration diagram showing a first embodiment of the present invention.
【図2】図1のハンド部を示す正面図である。FIG. 2 is a front view showing a hand portion of FIG.
【図3】図2の側面図である。FIG. 3 is a side view of FIG.
【図4】上記第1実施例の全体構成を示す斜視図であ
る。FIG. 4 is a perspective view showing the overall configuration of the first embodiment.
【図5】本発明の第2実施例を示す概略構成図である。FIG. 5 is a schematic configuration diagram showing a second embodiment of the present invention.
10 水平旋回型ロボット(移送手段) 16 貯槽(連結材付着手段) 120 成形品連結部 W ワーク(ワックス成形品) S センサ M 溶融ワックス(連結材) 10 Horizontal Swirling Robot (Transfer Means) 16 Storage Tank (Connecting Material Adhering Means) 120 Molded Product Connecting Section W Work (Wax Molded Product) S Sensor M Melted Wax (Connecting Material)
Claims (1)
の成形品を成形品連結部に連結して組立てる精密鋳造用
組立装置において、上記成形品を止着して、上記成形品
連結部上に移送する移送手段と、上記成形品を成形品連
結部上に移送する前に、上記成形品の成形品連結部との
接触面に、上記成形品と成形品連結部とを連結する連結
材を付着する連結材付着手段と、上記移送手段に設けら
れ、かつ上記成形品連結部との距離を計測するセンサと
を具備したことを特徴とする精密鋳造用組立装置。1. A precision casting assembling apparatus for molding a molded product having the same shape as a product and connecting the molded product to a molded product connecting portion to fix the molded product and connect the molded product. Before transferring the molded product to the molded product connecting part and the transfer means for transferring the molded product to the molded product connecting part, the molded product and the molded product connecting part are connected to the contact surface between the molded product and the molded product connecting part. An assembly apparatus for precision casting, comprising: a connecting material adhering means for adhering a connecting material; and a sensor provided on the transfer means for measuring a distance from the molded product connecting portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5292292A JPH05253641A (en) | 1992-03-11 | 1992-03-11 | Assembling device for precision casting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5292292A JPH05253641A (en) | 1992-03-11 | 1992-03-11 | Assembling device for precision casting |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH05253641A true JPH05253641A (en) | 1993-10-05 |
Family
ID=12928329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5292292A Withdrawn JPH05253641A (en) | 1992-03-11 | 1992-03-11 | Assembling device for precision casting |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH05253641A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2377401A (en) * | 2001-05-22 | 2003-01-15 | Howmet Res Corp | Fugitive patterns for investment casting |
-
1992
- 1992-03-11 JP JP5292292A patent/JPH05253641A/en not_active Withdrawn
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2377401A (en) * | 2001-05-22 | 2003-01-15 | Howmet Res Corp | Fugitive patterns for investment casting |
US6719036B2 (en) | 2001-05-22 | 2004-04-13 | Howmet Research Corporation | Fugitive patterns for investment casting |
US6789604B2 (en) | 2001-05-22 | 2004-09-14 | Howmet Research Corporation | Fugitive patterns for investment casting |
US6889743B2 (en) | 2001-05-22 | 2005-05-10 | Howmet Research Corporation | Fugitive patterns for investment casting |
GB2377401B (en) * | 2001-05-22 | 2005-05-25 | Howmet Res Corp | Fugitive patterns for investment casting |
US6986949B2 (en) | 2001-05-22 | 2006-01-17 | Howmet Corporation | Fugitive patterns for investment casting |
GB2427580A (en) * | 2001-05-22 | 2007-01-03 | Howmet Res Corp | Method of manufacture of a fugitive pattern for investment casting |
GB2427580B (en) * | 2001-05-22 | 2007-02-14 | Howmet Res Corp | Method of making fugitive patterns for investment casting |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 19990518 |