JP3112624B2 - Multiple injection molding equipment - Google Patents
Multiple injection molding equipmentInfo
- Publication number
- JP3112624B2 JP3112624B2 JP06248513A JP24851394A JP3112624B2 JP 3112624 B2 JP3112624 B2 JP 3112624B2 JP 06248513 A JP06248513 A JP 06248513A JP 24851394 A JP24851394 A JP 24851394A JP 3112624 B2 JP3112624 B2 JP 3112624B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- movable
- fixed
- mounting plate
- side mounting
- 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 - Fee Related
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
- B29C45/03—Injection moulding apparatus
- B29C45/12—Injection moulding apparatus using two or more fixed moulds, e.g. in tandem
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、複数の成型品を同時
成形可能な多重射出成形装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multiple injection molding apparatus capable of simultaneously molding a plurality of molded products.
【０００２】[0002]
【従来技術】従来の射出成形装置は、本体フレームに固
定され、固定金型が取付けられる固定側取付け盤と、固
定側取付け盤に相対して移動可能に支持され、可動金型
が取付けられる可動側取付け盤と、固定側取付け盤側の
本体フレームに、射出スクリューの軸線が機械中心とほ
ぼ一致するように取付けられる射出装置と、可動側取付
け盤を固定側取付け盤に向って往復移動する型締め部材
とから構成されたものが一般に知られている。2. Description of the Related Art A conventional injection molding apparatus is fixed to a body frame and has a fixed mounting plate on which a fixed die is mounted, and a movable mounting device which is movably supported relative to the fixed side mounting plate and has a movable die mounted thereon. An injection device that is mounted on the side mounting plate and the main frame on the fixed side mounting plate so that the axis of the injection screw substantially matches the center of the machine, and a type that reciprocates the movable mounting plate toward the fixed side mounting plate What consists of a fastening member is generally known.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記し
た従来の射出成形装置は、１回の成形作業に１種類の成
型品しか成形できなかった。このため、複数種類の成型
品を成形するには成型品の種類に応じた台数の射出成形
装置を使用して成形しなければならず、成形装置が高コ
スト化して成形コストが高くなる問題を有している。
又、所定のロットの成形作業が終了する毎に金型を交換
して成形作業を行うことにより複数種類の成型品を成形
し得るが、金型自体が極めて重量物であるため、その交
換作業に手間がかかって成形作業効率が悪かった。However, the above-mentioned conventional injection molding apparatus can form only one type of molded product in one molding operation. For this reason, in order to mold a plurality of types of molded products, it is necessary to perform molding using a number of injection molding devices corresponding to the types of molded products. Have.
In addition, a plurality of types of molded products can be formed by exchanging the mold every time the molding operation of a predetermined lot is completed, but the molding operation itself is extremely heavy. And the molding work efficiency was poor.
【０００４】上記の欠点は、固定側及び可動側の取付け
盤に複数種類の金型を夫々取付けると共に固定側の各金
型に応じた数の射出装置を本体フレームに取付け、１回
の成形作業により複数種類の成型品を同時成形可能とし
て射出成形装置自体を多重射出成形装置として専用機化
することにより解決し得るが、成形装置自体が極めて高
コスト化し、成形コストが高くなる問題を有している。
特に、このような多重射出成形装置を使用して１種類の
成型品を成形する場合には、成形機コストに対する成形
コストが極めて高くなっている。[0004] The above-mentioned drawbacks are that a plurality of types of dies are mounted on the fixed-side and movable-side mounting boards, respectively, and the number of injection devices corresponding to each of the fixed-side dies is mounted on the main body frame, and one molding operation is performed. It is possible to solve the problem by making the injection molding device itself a dedicated machine as a multiple injection molding device so that multiple types of molded products can be molded simultaneously, but there is a problem that the molding device itself becomes extremely expensive and the molding cost becomes high. ing.
In particular, when one type of molded product is molded using such a multiple injection molding apparatus, the molding cost relative to the molding machine cost is extremely high.
【０００５】本発明は、上記した従来の欠点を解決する
ために発明されたものであり、その目的とするところ
は、汎用成形装置を使用して簡易に複数種類の成型品を
同時成形可能にする多重射出成形装置を提供することに
ある。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional drawbacks, and an object of the present invention is to make it possible to simultaneously mold a plurality of types of molded products easily using a general-purpose molding apparatus. To provide a multiple injection molding apparatus.
【０００６】又、本発明の他の目的は、成形装置自体が
専用機化するのを回避して成形コストを低減することが
可能な多重射出成形装置を提供することにある。It is another object of the present invention to provide a multiple injection molding apparatus capable of reducing molding costs by avoiding the use of a dedicated molding apparatus.
【０００７】[0007]
【問題点を解決するための手段】このため本発明は、本
体フレームに所定の間隔をおいて相対するように配置さ
れ、タイバーが横架される固定側取付け盤及び支持盤
と、該タイバーに対して軸線方向へ摺動可能に支持され
る可動側取付け盤と、可動側取付け盤を軸線方向へ往復
移動する型締め部材と、固定側取付け盤及び可動側取付
け盤間のタイバーに対して着脱可能で、固定側及び可動
側取付け盤と平行で軸線方向へ摺動可能に支持される中
間取付け盤と、固定側取付け盤及び該固定側取付け盤に
相対する中間取付け盤の一面に夫々取付けられる第１固
定金型及び第１可動金型と、可動側取付け盤に相対する
中間取付け盤の他面及び可動側取付け盤に夫々取付けら
れる第２固定金型及び第２可動金型と、少なくとも第２
固定金型及び第２可動金型に対して軸線方向へ摺動可能
で、かつ抜止めされた状態で支持され、これら金型相互
を所定の間隔で離間した状態で連結する連結部材と、固
定側取付け盤側の本体フレームに、射出スクリューの軸
線が機械中心とほぼ一致するように配置され、合成樹脂
を射出する第１射出装置と、型締めされた第２固定金型
及び第２可動金型との型合わせ面に応じた本体フレーム
の側方に、射出スクリューの軸線が機械中心とほぼ直交
して配置され、これら金型内に合成樹脂を射出する第２
射出装置とを備えたことを特徴としている。SUMMARY OF THE INVENTION For this reason, the present invention provides a fixed-side mounting plate and a support plate which are arranged opposite to a main body frame at a predetermined interval and have a tie bar suspended laterally. A movable mounting plate that is slidably supported in the axial direction, a mold clamping member that reciprocates the movable mounting plate in the axial direction, and a tie bar between the fixed mounting plate and the movable mounting plate. An intermediate mounting plate capable of being slidably supported in the axial direction in parallel with the fixed and movable mounting plates, and mounted on one surface of the fixed mounting plate and the intermediate mounting plate facing the fixed mounting plate, respectively. A first fixed mold and a first movable mold, a second fixed mold and a second movable mold respectively mounted on the other surface of the intermediate mounting board facing the movable-side mounting board and on the movable-side mounting board; 2
A connecting member that is slidable in the axial direction with respect to the fixed mold and the second movable mold and is supported in a locked state, and connects these molds at a predetermined distance from each other; A first injection device for injecting a synthetic resin, which is disposed on the body frame on the side mounting board side such that the axis of the injection screw substantially coincides with the center of the machine, and a second fixed mold and a second movable mold which are clamped; The axis of the injection screw is arranged substantially orthogonal to the center of the machine on the side of the main body frame according to the mold mating surface with the mold, and the second injection of the synthetic resin into these molds is performed.
An injection device is provided.
【０００８】[0008]
【発明の作用】本発明は上記のように構成されるため、
単色成形する場合には、タイバーから中間取付け盤を取
外して固定側取付け盤に固定金型を、又可動側取付け盤
に可動金型を夫々取付けた後、型締め部材により可動金
型を固定金型に型締めし、第１射出装置によりこれら金
型の成形空間内に合成樹脂を射出することにより成形す
る。Since the present invention is configured as described above,
When performing single-color molding, remove the intermediate mounting plate from the tie bar, mount the fixed die on the fixed-side mounting plate, and mount the movable die on the movable-side mounting plate. Molding is performed by injecting a synthetic resin into the molding space of these molds with a first injection device by clamping the mold.
【０００９】一方、複数種類の成型品を同時に成形する
場合には、タイバーに対して中間取付け盤を取付けた
後、固定側取付け盤及び中間取付け盤の一面に第１固定
金型及び第１可動金型を、又中間取付け盤の他面及び可
動側取付け板に第２固定金型及び第２可動金型を夫々取
付けると共に第２固定金型及び第２可動金型を連結部材
により連結する。そして型締め部材により可動側取付け
盤を移動し、先ず第２固定金型と第２可動金型を型締め
させた後、この型締めに伴って中間取付け盤を移動させ
て第１固定金型及び第１可動金型を型締めさせる。次
に、型締めされた第１固定金型と第１可動金型の成形空
間内に対して第１射出装置により合成樹脂を、又型締め
された第２固定金型と第２可動金型の型合わせ面から第
２射出装置により合成樹脂を夫々射出して第１及び第２
成型品を夫々成形させる。On the other hand, when simultaneously molding a plurality of types of molded products, an intermediate mounting plate is mounted on the tie bar, and then a first fixed mold and a first movable die are mounted on one surface of the fixed mounting plate and the intermediate mounting plate. The mold and the second fixed mold and the second movable mold are mounted on the other surface of the intermediate mounting board and the movable-side mounting plate, respectively, and the second fixed mold and the second movable mold are connected by a connecting member. Then, the movable-side mounting plate is moved by the mold-clamping member. First, the second fixed die and the second movable die are clamped, and then the intermediate mounting plate is moved in conjunction with the die-clamping to move the first fixed die. And the first movable mold is clamped. Next, a synthetic resin is injected into the molding space of the clamped first fixed mold and the first movable mold by the first injection device, and the clamped second fixed mold and the second movable mold are molded. The synthetic resin is respectively injected from the mold-matching surface by the second injection device, and the first and second synthetic resin are injected.
Each molded article is molded.
【００１０】上記成形作業が終了した後に型締め部材を
復動して可動側取付け盤を原位置へ移動させると、先
ず、第２固定金型から第２可動金型が離間された後、こ
れら金型を連結している連結部材により中間取付け盤を
移動して第１固定金型から第１可動金型を離間させる。After the molding operation is completed, the mold clamping member is moved back to move the movable side mounting plate to the original position. First, after the second movable mold is separated from the second fixed mold, The intermediate mounting plate is moved by the connecting member connecting the dies, and the first movable die is separated from the first fixed die.
【００１１】[0011]
【実施例】以下、本発明の一実施例を図面に従って説明
する。An embodiment of the present invention will be described below with reference to the drawings.
【００１２】図１〜図３において、多重射出成形装置１
の本体フレーム３には固定側取付け盤５及び支持盤７が
所定の間隔をおいて相対するように配置され、これら固
定側取付け盤５及び支持盤７の各角部には４本のタイバ
ー９が横架されている。又、固定側取付け盤５側の本体
フレーム３には第１射出装置１１が、その射出スクリュ
ー（符号なし）の軸線と本体フレーム３の機械中心とが
ほぼ一致するように配置されている。該第１射出装置１
１は固定側取付け盤５に向って移動可能に支持された可
動台１１ａ上に取付けられる加熱シリンダー１１ｂ内に
射出スクリューを回転駆動可能に支持し、該射出スクリ
ューの回転に伴って溶融した合成樹脂を先端の射出ノズ
ルから射出する従来公知の構造からなる。1 to 3, a multiple injection molding apparatus 1 is shown.
A fixed mounting plate 5 and a support plate 7 are arranged on the main body frame 3 so as to face each other at a predetermined interval, and four tie bars 9 are provided at each corner of the fixed mounting plate 5 and the support plate 7. Is suspended. Further, the first injection device 11 is arranged on the main body frame 3 on the fixed-side mounting board 5 side such that the axis of the injection screw (no reference numeral) substantially coincides with the machine center of the main body frame 3. The first injection device 1
Reference numeral 1 denotes an injection screw rotatably supported in a heating cylinder 11b mounted on a movable table 11a movably supported toward the fixed-side mounting board 5, and a synthetic resin melted with the rotation of the injection screw. From the injection nozzle at the tip.
【００１３】各タイバー９には可動側取付け盤１３が固
定側取付け盤５及び支持盤７と平行して軸線方向へ摺動
可能に支持され、該可動側取付け盤１３は支持盤７に取
付けられた型締め部材としての型締めシリンダー１５の
ロッドが固定されている。そして型締めシリンダー１５
の作動に伴って可動側取付け盤１３は固定側取付け盤５
に近接及び離間する方向へ移動される。A movable mounting plate 13 is supported on each tie bar 9 in such a manner as to be slidable in the axial direction in parallel with the fixed mounting plate 5 and the support plate 7. The movable mounting plate 13 is mounted on the support plate 7. A rod of a mold clamping cylinder 15 as a mold clamping member is fixed. And mold clamping cylinder 15
With the operation of the movable side mounting plate 13, the fixed side mounting plate 5
Is moved in the direction of approaching and separating from.
【００１４】固定側取付け盤５と可動側取付け盤１３と
の間に応じたタイバー９には中間取付け盤１７が着脱可
能で、固定側取付け盤５及び可動側取付け盤１３に平行
に装着される。該中間取付け盤１７はほぼ四角盤状の金
属ブロックからなり、上部及び下部の各側部には軸支部
１９ａ・１９ｂ・１９ｃ・１９ｄが一体形成されてい
る。各軸支部１９ａ・１９ｂ・１９ｃ・１９ｄはその内
面が各タイバー９の外周面とほぼ一致した半円形状から
なり、タイバー９に対して摺動可能に支持される。尚、
中間取付け盤１７の上部両側には切欠部１７ａが夫々形
成され、該切欠部１７ａによりタイバー９への装着が可
能化される。An intermediate mounting board 17 is detachable from the tie bar 9 corresponding to a position between the fixed-side mounting board 5 and the movable-side mounting board 13, and is mounted in parallel with the fixed-side mounting board 5 and the movable-side mounting board 13. . The intermediate mounting plate 17 is formed of a substantially rectangular disk-shaped metal block, and shaft supports 19a, 19b, 19c, and 19d are integrally formed on upper and lower sides. Each of the shaft supports 19a, 19b, 19c, and 19d has a semicircular shape whose inner surface substantially coincides with the outer peripheral surface of each tie bar 9, and is slidably supported by the tie bar 9. still,
Notches 17a are formed on both sides of the upper portion of the intermediate mounting board 17, respectively. The notches 17a enable mounting to the tie bar 9.
【００１５】固定側取付け盤５及び可動側取付け盤１３
に相対する中間取付け盤１７の一面には第１及び第２固
定金型２１・２３が、又固定側取付け盤５に相対する中
間取付け盤１７の他面及び可動側取付け盤１３には第１
及び第２可動金型２５・２７が夫々取付けられている。
そして第１固定金型２１と第１可動金型２５には第１成
型品（符号なし）に応じたコア及びキャビィティを、又
第２固定金型２３及び第２可動金型２７とは第２成型品
（符号なし）に応じたコア及びキャビィティを有してい
る。Fixed side mounting plate 5 and movable side mounting plate 13
The first and second fixed dies 21 and 23 are provided on one surface of the intermediate mounting plate 17 facing the fixed mounting plate 5, and the first and second fixed dies 21 and 23 are provided on the other surface of the intermediate mounting plate 17 and the movable mounting plate 13 opposed to the fixed mounting plate 5.
And the second movable molds 25 and 27 are mounted respectively.
The first fixed mold 21 and the first movable mold 25 are provided with a core and a cavity corresponding to the first molded product (without reference numeral), and the second fixed mold 23 and the second movable mold 27 are provided with the second mold and the second movable mold 27. It has a core and a cavity corresponding to the molded product (no symbol).
【００１６】尚、第１可動金型２５及び第２可動金型２
７にはキャビィティ内へ突出可能な突出しピンを有した
突出し盤が軸線方向へ移動可能に夫々支持され、各突出
し盤には中間取付け盤１７及び可動側取付け盤１３に取
付けられたシリンダー（何れも図示せず）のロッドが連
結されている。The first movable mold 25 and the second movable mold 2
On each of the protrusions 7, a protruding plate having a protruding pin that can protrude into the cavity is supported so as to be movable in the axial direction. (Not shown).
【００１７】第１固定金型２１と第１可動金型２５及び
第２固定金型２３と第２可動金型２７の両側面には軸受
２９ａ・２９ｂ，３１ａ・３１ｂが夫々取付けられ、こ
れら軸受２９ａと軸受２９ｂ及び軸受３１ａと軸受３１
ｂには連結部材としてのロッド３３・３５が摺動可能
で、両端部が抜け止め可能に取付けられている。各ロッ
ド３３・３５はその軸線長さが、第１固定金型２１と第
１可動金型２５及び第２固定金型２３と第２可動金型２
７が夫々型開きされた際に、第１及び第２成型品の取出
しが可能な間隔に設定されている。Bearings 29a and 29b, 31a and 31b are mounted on both sides of the first fixed mold 21 and the first movable mold 25, and the second fixed mold 23 and the second movable mold 27, respectively. 29a and bearing 29b and bearing 31a and bearing 31
Rods 33 and 35 as connecting members are slidable at b, and both ends are attached so that they cannot be removed. Each of the rods 33 and 35 has an axial length of the first fixed mold 21 and the first movable mold 25 and the second fixed mold 23 and the second movable mold 2.
When the molds 7 are respectively opened, the intervals are set so that the first and second molded products can be taken out.
【００１８】型締めされた第２固定金型２３と第２可動
金型２７との型合せ面（パーティング面）に応じた本体
フレーム３の側方には第２射出装置３７が、その射出ス
クリュー（符号なし）の軸線とタイバー９の軸線とが直
交するように配置されている。該第２射出装置３７は第
１射出装置１１と同様に、そのフレーム３９上に移動可
能に支持された可動台３７ａ上に取付けられた加熱シリ
ンダー３７ｂ内に射出スクリューを回転可能に支持し、
射出スクリューの回転に伴って溶融した合成樹脂を先端
の射出ノズルから射出する構造からなる。A second injection device 37 is provided on the side of the main body frame 3 in accordance with the mating surface (parting surface) of the clamped second fixed mold 23 and second movable mold 27. The axis of the screw (unsigned) and the axis of the tie bar 9 are arranged to be orthogonal. The second injection device 37, like the first injection device 11, rotatably supports an injection screw in a heating cylinder 37b mounted on a movable table 37a movably supported on a frame 39 thereof,
It has a structure in which synthetic resin melted with the rotation of the injection screw is injected from the injection nozzle at the tip.
【００１９】次に、上記のように構成された多重射出成
形装置１の作用を説明する。Next, the operation of the multiple injection molding apparatus 1 configured as described above will be described.
【００２０】先ず、多重射出成形装置１を、１種類の成
型品を成形する通常の単色成形機として使用する場合に
は、タイバー９から中間取付け盤１７が取り外されてい
る。そして成型品に応じた固定金型を固定側取付け盤５
に、又可動金型を可動側取付け盤１３に取付けた後、型
締めシリンダー１５を作動して上記一対の金型を型締め
し、次に第１射出装置１１を作動して型締めされた一対
の金型における成形空間内に合成樹脂を射出して成形作
業を行う。First, when the multiple injection molding apparatus 1 is used as an ordinary single-color molding machine for molding one type of molded product, the intermediate mounting board 17 is removed from the tie bar 9. Then, the fixed mold corresponding to the molded product is fixed to the fixed side mounting plate 5.
After the movable mold is mounted on the movable side mounting plate 13, the mold clamping cylinder 15 is actuated to clamp the pair of molds, and then the first injection device 11 is actuated to clamp the mold. A molding operation is performed by injecting a synthetic resin into the molding space of the pair of molds.
【００２１】一方、多重射出成形装置１により２種類の
成型品を同時に成形する場合について説明すると、先ず
各タイバー９上に中間取付け盤１７の各軸支部１９ａ・
１９ｂ・１９ｃ・１９ｄを支承させた後、固定側取付け
盤５と中間取付け盤１７の他面に第１成型品に応じた第
１固定金型２１及び第１可動金型２５を取付けると共に
中間取付け盤１７の一面と可動側取付け盤１３に第２成
型品に応じた第２固定金型２３及び第２可動金型２７を
夫々取付けた後、型締めシリンダー１５を作動して可動
側取付け盤１３を固定側取付け盤５側へ移動させる。On the other hand, a case where two types of molded products are simultaneously molded by the multiple injection molding apparatus 1 will be described. First, each shaft support 19a of the intermediate mounting board 17 is placed on each tie bar 9.
After supporting 19b, 19c, and 19d, the first fixed mold 21 and the first movable mold 25 corresponding to the first molded product are mounted on the other surfaces of the fixed-side mounting plate 5 and the intermediate mounting plate 17, and the intermediate mounting is performed. After the second fixed mold 23 and the second movable mold 27 corresponding to the second molded product are respectively mounted on one surface of the board 17 and the movable mounting board 13, the mold clamping cylinder 15 is operated to move the movable mounting board 13. Is moved to the fixed-side mounting board 5 side.
【００２２】このとき、上記可動側取付け盤１３の移動
に伴って第２固定金型２３と第２可動金型２７とを型締
めさせた後（図４参照）、更に移動する可動側取付け盤
１３により中間取付け盤１７を移動して第１固定金型２
１と第１固定金型２３とを型締めさせる（図５参照）。
又、第１固定金型２１と第１可動金型２５及び第２固定
金型２３と第２可動金型２７とを連結するロッド３３が
第１固定金型２１と第１可動金型２５及び第２固定金型
２３と第２可動金型２７に対して摺動するように支持さ
れているため、第１固定金型２１と第１可動金型２５及
び第２固定金型２３と第２可動金型２７の型締めを可能
化している。At this time, after the second stationary mold 23 and the second movable mold 27 are clamped together with the movement of the movable-side mounting plate 13 (see FIG. 4), the movable-side mounting plate further moves. 13 to move the intermediate mounting plate 17 to the first fixed mold 2.
The first and the first fixed molds 23 are clamped (see FIG. 5).
Further, the rod 33 connecting the first fixed mold 21 and the first movable mold 25 and the second fixed mold 23 and the second movable mold 27 are connected to the first fixed mold 21 and the first movable mold 25, respectively. Since the second fixed mold 23 and the second movable mold 27 are slidably supported, the first fixed mold 21 and the first movable mold 25, and the second fixed mold 23 and the second The movable mold 27 can be clamped.
【００２３】そして第１射出装置１１の射出ノズルを第
１固定金型２１のスプルに、又第２射出装置３７の射出
ノズルを第２固定金型２３と第２可動金型２７との型合
せ面に当接させた後、第１射出装置１１により第１固定
金型２１と第１可動金型２５の成形空間内に、又第２射
出装置３７により第２固定金型２３と第２可動金型２７
の成形空間内に溶融した合成樹脂を夫々射出して第１及
び第２成型品を同時に成形させる。The injection nozzle of the first injection device 11 is set to the sprue of the first fixed die 21, and the injection nozzle of the second injection device 37 is set to the second fixed die 23 and the second movable die 27. After being brought into contact with the surface, the first injection device 11 enters the molding space between the first fixed die 21 and the first movable die 25, and the second injection device 37 connects the second fixed die 23 and the second movable die 23. Mold 27
The first and second molded products are simultaneously molded by injecting the molten synthetic resin respectively into the molding space of (1).
【００２４】そして所定の硬化時間経過後に型締めシリ
ンダー１５が復動されると、図６に示すように可動側取
付け盤１３の復動に伴って、先ず第２固定金型２３と第
２可動金型２７とを型開きさせる。このとき、第２固定
金型２３と第２可動金型２７とが抜け止めされたロッド
３５により連結されているため、図３に示すように第２
固定金型２３と第２可動金型２７とが所定の間隔で型開
きされると、可動側取付け盤１３の復動に伴って中間取
付け盤１７は可動側取付け盤１３側へ移動し、第１固定
金型２１及び第１可動金型２５を型開きさせる。When the mold clamping cylinder 15 is moved back after a predetermined hardening time has elapsed, as shown in FIG. 6, the second fixed mold 23 and the second movable mold The mold 27 is opened. At this time, since the second fixed mold 23 and the second movable mold 27 are connected by the rod 35 which has been prevented from coming off, as shown in FIG.
When the fixed mold 23 and the second movable mold 27 are opened at a predetermined interval, the intermediate mounting board 17 moves toward the movable mounting board 13 with the return movement of the movable mounting board 13, and the second The first fixed mold 21 and the first movable mold 25 are opened.
【００２５】次に、第１固定金型２１と第１可動金型２
５及び第２固定金型２３と第２可動金型２７が夫々型開
きされた後、中間取付け盤１７及び可動側取付け盤１３
に取付けられたシリンダーを夫々作動して突出し盤を移
動させることにより第１可動金型２５及び第２可動金型
２７に保持された第１及び第２成型品を、例えば成型品
自動取出し機によるチャッキング可能な位置へ突出して
成形作業を終了する。Next, the first fixed mold 21 and the first movable mold 2
After the mold 5 and the second fixed mold 23 and the second movable mold 27 are opened, respectively, the intermediate mounting board 17 and the movable mounting board 13 are opened.
The first and second molded products held by the first movable mold 25 and the second movable mold 27 are moved by operating the cylinders attached to the first and second movable molds 25 and moving the board, respectively, for example, by a molded product automatic take-out machine. It protrudes to a position where chucking is possible, and the molding operation is completed.
【００２６】このように本実施例は、汎用の射出成形装
置に中間取付け盤１７を取付けることにより、一回の成
形作業により２種類の成型品を同時に成形することがで
き、射出成形装置の低コスト化を維持しながら成形効率
を高めて低コスト化することができる。As described above, in the present embodiment, by mounting the intermediate mounting board 17 on a general-purpose injection molding apparatus, two types of molded products can be simultaneously molded by one molding operation. It is possible to increase molding efficiency and reduce costs while maintaining cost reduction.
【００２７】上記説明は、第２固定金型２３と第２可動
金型２７の他に第１固定金型２１と第１可動金型２５に
もロッド３３を取付けたが、本発明においては該ロッド
３３は必ずしも必要ではない。In the above description, the rod 33 is attached not only to the second fixed mold 23 and the second movable mold 27 but also to the first fixed mold 21 and the first movable mold 25. The rod 33 is not always necessary.
【００２８】又、上記説明は固定側取付け盤５と可動側
取付け盤１３との間に１個の中間取付け盤１７を装着し
て２種類の成型品を同時成形可能としたが、固定側取付
け盤５と可動側取付け盤１３との間に応じたタイバー９
に、２個以上の中間取付け盤１７を取付け、３種類以上
の成型品を同時成形可能にしたものであってもよい。In the above description, one intermediate mounting plate 17 is mounted between the fixed-side mounting plate 5 and the movable-side mounting plate 13 to enable simultaneous molding of two types of molded products. Tie bar 9 corresponding to between the board 5 and the movable side mounting board 13
In addition, two or more intermediate mounting boards 17 may be attached to enable three or more types of molded products to be simultaneously molded.
【００２９】[0029]
【発明の効果】このため本発明は、汎用成形機を使用し
て簡易に複数種類の成型品を同時成形可能にすることが
できる。As described above, according to the present invention, a plurality of types of molded products can be easily molded simultaneously using a general-purpose molding machine.
【００３０】又、成形機自体が専用機化するのを回避し
て成形コストを低減することができる。Further, the molding machine itself can be avoided from being dedicated, and the molding cost can be reduced.
【図１】多重射出成形装置の概略を示す斜視図である。FIG. 1 is a perspective view schematically showing a multiple injection molding apparatus.
【図２】中間取付け盤の取付け状態を示す斜視図であ
る。FIG. 2 is a perspective view showing a mounting state of an intermediate mounting board.
【図３】多重射出成形装置の平面図である。FIG. 3 is a plan view of the multiple injection molding apparatus.
【図４】型締め途中の状態を示す平面図である。FIG. 4 is a plan view showing a state during mold clamping.
【図５】型締め状態を示す平面図である。FIG. 5 is a plan view showing a mold clamping state.
【図６】型開き途中の状態を示す平面図である。FIG. 6 is a plan view showing a state in which the mold is being opened.
１ 多重射出成形装置 ３ 本体フレーム ５ 固定側取付け盤 ７ 支持盤 ９ タイバー １１ 第１射出装置 １３ 可動側取付け盤 １５ 型締め部材としての型締めシリンダー １７ 中間取付け盤 ２１ 第１固定金型 ２３ 第２固定金型 ２５ 第１可動金型 ２７ 第２可動金型 ３３ 連結部材としてのロッド ３７ 第２射出装置 DESCRIPTION OF SYMBOLS 1 Multiple injection molding apparatus 3 Main body frame 5 Fixed side mounting board 7 Supporting board 9 Tie bar 11 First injection apparatus 13 Movable mounting board 15 Mold clamping cylinder as a mold clamping member 17 Intermediate mounting board 21 First fixed mold 23 Second Fixed mold 25 First movable mold 27 Second movable mold 33 Rod as connecting member 37 Second injection device
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭61−121912（ＪＰ，Ａ) 特開 昭62−236717（ＪＰ，Ａ) 特開 昭62−9923（ＪＰ，Ａ) 特開 昭61−185424（ＪＰ，Ａ) 特開 昭61−11209（ＪＰ，Ａ) 特開 昭58−166030（ＪＰ，Ａ) 特開 昭58−14728（ＪＰ，Ａ) 特開 昭57−178733（ＪＰ，Ａ) 特開 昭52−100555（ＪＰ，Ａ) 特開 昭62−299315（ＪＰ，Ａ) 実開 昭60−94919（ＪＰ，Ｕ) 実開 平４−132916（ＪＰ，Ｕ) 実開 昭56−8162（ＪＰ，Ｕ) 特公 昭50−8109（ＪＰ，Ｂ１) (58)調査した分野(Int.Cl.7，ＤＢ名) B29C 45/00 - 45/68 B29C 45/26 - 45/37 B29C 45/64 - 45/68 B29C 33/20 - 33/36 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-61-121912 (JP, A) JP-A-62-236717 (JP, A) JP-A-62-9923 (JP, A) JP-A 61-121923 185424 (JP, A) JP-A-61-11209 (JP, A) JP-A-58-166030 (JP, A) JP-A-58-14728 (JP, A) JP-A-57-178733 (JP, A) JP-A-52-100555 (JP, A) JP-A-62-299315 (JP, A) JP-A-60-94919 (JP, U) JP-A-4-132916 (JP, U) JP-A-56-8162 (JP, U) JP 50-8109 (JP, B1) (58) Fields investigated (Int. Cl. 7 , DB name) B29C 45/00-45/68 B29C 45/26-45/37 B29C 45 / 64-45/68 B29C 33/20-33/36
Claims (1)
るように配置され、タイバーが横架される固定側取付け
盤及び支持盤と、該タイバーに対して軸線方向へ摺動可
能に支持される可動側取付け盤と、可動側取付け盤を軸
線方向へ往復移動する型締め部材と、固定側取付け盤及
び可動側取付け盤間のタイバーに対して着脱可能で、固
定側及び可動側取付け盤と平行で軸線方向へ摺動可能に
支持される中間取付け盤と、固定側取付け盤及び該固定
側取付け盤に相対する中間取付け盤の一面に夫々取付け
られる第１固定金型及び第１可動金型と、可動側取付け
盤に相対する中間取付け盤の他面及び可動側取付け盤に
夫々取付けられる第２固定金型及び第２可動金型と、少
なくとも第２固定金型及び第２可動金型に対して軸線方
向へ摺動可能で、かつ抜止めされた状態で支持され、こ
れら金型相互を所定の間隔で離間した状態で連結する連
結部材と、固定側取付け盤側の本体フレームに、射出ス
クリューの軸線が機械中心とほぼ一致するように配置さ
れ、合成樹脂を射出する第１射出装置と、型締めされた
第２固定金型及び第２可動金型との型合わせ面に応じた
本体フレームの側方に、射出スクリューの軸線が機械中
心とほぼ直交して配置され、これら金型内に合成樹脂を
射出する第２射出装置とを備えた多重射出成形装置。1. A fixed-side mounting plate and a support plate, which are disposed so as to face a main body frame at a predetermined interval, and on which a tie bar is suspended, and are supported slidably in the axial direction with respect to the tie bar. A movable-side mounting panel, a mold clamping member that reciprocates the movable-side mounting panel in the axial direction, and a detachable tie bar between the fixed-side mounting panel and the movable-side mounting panel. An intermediate mounting plate supported in parallel and slidably in the axial direction, a first fixed die and a first movable die respectively mounted on a fixed mounting plate and one surface of the intermediate mounting plate facing the fixed mounting plate. A second fixed mold and a second movable mold which are respectively attached to the other surface of the intermediate mounting board facing the movable side mounting board and the movable side mounting board, and at least a second fixed mold and a second movable mold. Slidable in the axial direction, The axis of the injection screw substantially coincides with the center of the machine, between the connecting member which is supported in a state where the mold is prevented from being pulled out, and which connects these dies with a predetermined space therebetween, and the main body frame on the fixed side mounting board side. The first injection device for injecting the synthetic resin and the second fixed mold and the second movable mold, which are arranged in the same manner, and the side of the main body frame corresponding to the mating surface of the injection mold, the axis of the injection screw And a second injection device which is disposed substantially orthogonal to the center of the machine and injects the synthetic resin into these molds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06248513A JP3112624B2 (en) | 1994-09-16 | 1994-09-16 | Multiple injection molding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP06248513A JP3112624B2 (en) | 1994-09-16 | 1994-09-16 | Multiple injection molding equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0885130A JPH0885130A (en) | 1996-04-02 |
| JP3112624B2 true JP3112624B2 (en) | 2000-11-27 |
Family
ID=17179306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP06248513A Expired - Fee Related JP3112624B2 (en) | 1994-09-16 | 1994-09-16 | Multiple injection molding equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3112624B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101146198B1 (en) | 2011-10-20 | 2012-06-01 | (주)양정 | Multi-side injection apparatus |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5802694B2 (en) * | 2013-03-15 | 2015-10-28 | 日精樹脂工業株式会社 | Injection molding equipment |
-
1994
- 1994-09-16 JP JP06248513A patent/JP3112624B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101146198B1 (en) | 2011-10-20 | 2012-06-01 | (주)양정 | Multi-side injection apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0885130A (en) | 1996-04-02 |
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