JPH0343226A - Mold for injection molding for cassette half - Google Patents
Mold for injection molding for cassette halfInfo
- Publication number
- JPH0343226A JPH0343226A JP17990589A JP17990589A JPH0343226A JP H0343226 A JPH0343226 A JP H0343226A JP 17990589 A JP17990589 A JP 17990589A JP 17990589 A JP17990589 A JP 17990589A JP H0343226 A JPH0343226 A JP H0343226A
- Authority
- JP
- Japan
- Prior art keywords
- mold
- movable
- resin
- cassette half
- plate
- 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.)
- Granted
Links
- 238000001746 injection moulding Methods 0.000 title description 3
- 239000011347 resin Substances 0.000 claims abstract description 56
- 229920005989 resin Polymers 0.000 claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、主としてオーディオカセットハーフを射出成
形法で成形するカセットハーフの射出成形金型に関する
。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention mainly relates to an injection mold for a cassette half for molding an audio cassette half by an injection molding method.
一般に、この種のオーディオカセットハーフを射出成形
する場合には、カセットハーフの外表面を形成するキャ
ビ型とカセットハーフの内面を形成するコア型との間の
キャビティ内に、キャビ型内を流通してきた溶融樹脂を
、ゲートを介して供給することにより、製品を成形して
いる。Generally, when injection molding this type of audio cassette half, the air flow inside the cavity mold is placed between the cavity mold forming the outer surface of the cassette half and the core mold forming the inner surface of the cassette half. The product is molded by supplying the molten resin through the gate.
ところで、この場合、ゲートの位置をカセットハーフの
外表面に対応するキャビ型に設けると、成形されたカセ
ットハーフの外表面にゲート跡が残り、みばえが悪いと
いう問題があり、外観上。However, in this case, if the gate is located in the cavity mold corresponding to the outer surface of the cassette half, there is a problem in that the gate marks remain on the outer surface of the molded cassette half, resulting in poor appearance.
機能上問題がないゲート(装置の選定が望まれている。It is desirable to select a gate (device) that has no functional problems.
また、離型の際の成形品と樹脂通路内の固化樹脂との分
離の容易性が要求されている。Furthermore, it is required that the molded product and the solidified resin in the resin passage can be easily separated during mold release.
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、カセットハーフの外表面にゲート跡が
残ることがなく、外観上、機能上問題が生じることがな
い上に、離型の際の成形品と樹脂通路内の固化樹脂との
分離が容易で、ゲート部の切断が円滑に行われるカセッ
トハーフの射出成形金型を提供することにある。The present invention has been made in view of the above-mentioned circumstances, and its purpose is to prevent gate marks from remaining on the outer surface of the cassette half, to cause no problems in terms of appearance or functionality, and to prevent separation of the cassette halves. To provide an injection mold for a cassette half in which the molded product and the solidified resin in the resin passage can be easily separated during molding, and the gate portion can be smoothly cut.
上記目的を達成するために、本発明の射出成形金型は、
カセットハーフの貫通孔部の裏面に対応する金型の部位
に樹脂注入口を設け、この樹脂注入口に連通ずる樹脂溜
りを上記カセットハーフの貫通孔の内側に対応する金型
の部位に設け、かつ上記カセットハーフを金型から離型
させる第1の突出vA構と、この第1の突出機構の作動
から遅れて上記樹脂溜りを金型から離型させる第2の突
出機構とを金型に備えると共に、上記両突出機構間に両
者を離間させる方向に付勢する弾発部材を設けたもので
ある。In order to achieve the above object, the injection mold of the present invention has the following features:
A resin injection port is provided in a part of the mold corresponding to the back side of the through-hole portion of the cassette half, and a resin reservoir communicating with the resin injection port is provided in a part of the mold corresponding to the inside of the through-hole of the cassette half; and a first protrusion vA mechanism for releasing the cassette half from the mold, and a second protrusion mechanism for releasing the resin reservoir from the mold after the operation of the first protrusion mechanism. At the same time, an elastic member is provided between both the protruding mechanisms to bias them in a direction to separate them.
本発明のカセットハーフの射出成形金型にあっては、カ
セットハーフの貫通孔部の裏面に対応する金型の部位に
設けた樹脂注入口によってキャビティ内に溶融樹脂を供
給することにより、カセットハーフに残るゲート跡を貫
通孔部の裏面に位置させ、外部からゲート跡が見えない
ようにすると共に、第1の突出機構によってカセットハ
ーフを金型から離型させる際には、弾発部材によって第
2の突出機構が第1の突出機構に連動するのを防止し、
カセットハーフ(成形品)が突き出された後に、樹脂溜
りの固化樹脂を突き出すことにより、ゲート部での成形
品と樹脂溜り内の固化樹脂との分離を円滑に行う。In the cassette half injection mold of the present invention, the cassette half The gate marks remaining on the through-hole are located on the back side of the through-hole so that the gate marks are not visible from the outside, and when the cassette half is released from the mold by the first protruding mechanism, the resilient member preventing the second protrusion mechanism from interlocking with the first protrusion mechanism;
After the cassette half (molded product) is ejected, the solidified resin in the resin reservoir is pushed out to smoothly separate the molded product at the gate from the solidified resin in the resin reservoir.
以下、第1図ないし第11図に基づいて本発明の一実施
例を説明する。Hereinafter, one embodiment of the present invention will be described based on FIGS. 1 to 11.
これらの図において符号lは固定型板であり、この固定
型板lに対向して可動型板2が開閉自在に設けられてい
る。そして、これらの型板1.2間に成形品(カセット
ハーフ)形状をなすキャビティ3が形成されている。上
記固定型板lは、受板を介して固定取付板に、かつ可動
型板2は、受板を介して可動取付板にそれぞれ固定され
ている。In these figures, reference numeral 1 denotes a fixed mold plate, and a movable mold plate 2 is provided opposite to this fixed mold plate 2 so as to be openable and closable. A cavity 3 in the shape of a molded product (cassette half) is formed between these templates 1.2. The fixed mold plate 1 is fixed to the fixed mounting plate via a receiving plate, and the movable mold plate 2 is fixed to the movable mounting plate via the receiving plate.
上記カセットハーフのリール軸挿入孔(貫通孔)部の裏
面に対応して第1筒状型体4が上記可動型板2の内部に
配置されている。モして゛、この’Jl筒状型体4の一
部には、平面視舌状の凹曲面5が形成されており、この
凹曲面5に対向して固定型板lには、キャビティ3に近
づくほど上方に傾斜する傾斜溝部6が形成されている。A first cylindrical mold body 4 is disposed inside the movable mold plate 2 corresponding to the back surface of the reel shaft insertion hole (through hole) of the cassette half. In addition, a concave curved surface 5 having a tongue-like shape in plan view is formed in a part of this 'Jl cylindrical mold body 4, and a cavity 3 is formed in the fixed mold plate l opposite to this concave curved surface 5. An inclined groove portion 6 is formed which slopes upward as it approaches.
この傾斜溝部6は、第10図に示すように、キャビティ
3に近づくほど溝幅が狭くなる撥状に形成されており、
上記凹曲面5と傾斜溝部6とで構成される空間のキャビ
ティ3側の端部がゲート7とされている。As shown in FIG. 10, this inclined groove portion 6 is formed in a shape where the groove width becomes narrower as it approaches the cavity 3.
The end of the space formed by the concave curved surface 5 and the inclined groove portion 6 on the cavity 3 side is a gate 7 .
また、このゲート7は円形状の樹脂溜り(樹脂通路)8
に連通されている。さらに、上記樹脂溜り8の下面は、
第1筒状型体4の内部に配置された第2筒状型体9と、
この第2筒状型体9の内部に配置された支持ピン10と
によって形成されていると共に、樹脂溜り8の上面は固
定型板lによっ顔中央部に対向して、上記固定型板1に
は樹脂通路11が形成されている。さらにまた、上記支
持ピンIOの上部は凸状に形成され、かつ第2筒状型体
9の上部内側は環状に切り欠かれている。This gate 7 also has a circular resin reservoir (resin passage) 8.
is communicated with. Furthermore, the lower surface of the resin reservoir 8 is
a second cylindrical mold body 9 disposed inside the first cylindrical mold body 4;
The upper surface of the resin reservoir 8 is formed by a support pin 10 disposed inside the second cylindrical mold body 9, and the upper surface of the resin reservoir 8 is opposed to the center of the face by a fixed mold plate l. A resin passage 11 is formed in. Furthermore, the upper part of the support pin IO is formed in a convex shape, and the upper inner side of the second cylindrical mold body 9 is cut out in an annular shape.
上記可動型板2には、キャビティ3の二次注入材料充填
空間を閉塞する移動コア12が、キャビティ3内に出没
自在に(型開き方向に移動自在に)設けられている。そ
して、この移動コア12は、可動型板2と、この可動型
板2が固定されている第1受板13とを貫通して第2受
板I4内の移動受板15.16に連結されており、図示
しない油圧シリンダにより、移動受板15.16を介し
て移動コア12がキャビティ3内に出没するようになっ
ている。The movable mold plate 2 is provided with a movable core 12 that closes the secondary injection material filling space of the cavity 3 so as to be freely retractable into the cavity 3 (moveable in the mold opening direction). The movable core 12 passes through the movable template 2 and the first receiving plate 13 to which the movable template 2 is fixed, and is connected to the movable receiving plate 15, 16 in the second receiving plate I4. The movable core 12 is moved into and out of the cavity 3 via the movable receiving plates 15 and 16 by a hydraulic cylinder (not shown).
また、型開き時にキャビティ3内・の製品を突出ず突出
ピン17が、上記移動コア12.移動受板15.16及
び第3受板18を介して、突出板19.20.21に連
結されている。この突出板!9.20.21は、第3受
板I8と可動取付仮2られている。Also, when the mold is opened, the protruding pin 17 does not protrude the product inside the cavity 3, and the movable core 12. It is connected to the projecting plate 19.20.21 via the movable receiving plate 15.16 and the third receiving plate 18. This protruding board! 9.20.21 is attached to the third receiving plate I8 and the movable attachment temporary 2.
さらに、上記支持ビン10は、上記移動コア12、移動
受板15.16、第3受板18、突出板19.20.2
1を貫通して、可動取付板22に固定された支持部材2
3.24に取付けられている。そして、支持ピンIOの
周囲の第1.第2筒状型体4.9は、移動コア12、移
動受板+5゜16、第3受板18、突出板19.20を
貫通して、突出板21内の可動部材25.26に取付け
られている。これらの可動部材25.26は、上記支持
部材23の先端面に支持されると共に、突出板20と、
突出板21に形成された凹所とで構成された空間内にお
いて、型開き方向に所定距離の範囲内で移動自在に設け
られている。また、第1筒状型体4のまわりには、筒状
ピン27が、移動コア12、移動受板15,16、第3
受板!8を貫通して、突出板19.20に固定されてい
る。Further, the support bin 10 includes the moving core 12, the moving receiving plate 15.16, the third receiving plate 18, and the protruding plate 19.20.2.
1 and fixed to the movable mounting plate 22.
It is attached to 3.24. Then, the first . The second cylindrical body 4.9 passes through the movable core 12, the movable receiving plate +5°16, the third receiving plate 18, and the protruding plate 19.20, and is attached to the movable member 25.26 in the protruding plate 21. It is being These movable members 25 and 26 are supported by the distal end surface of the support member 23, and are connected to the protrusion plate 20,
It is provided so as to be movable within a predetermined distance in the mold opening direction within a space defined by a recess formed in the protrusion plate 21. Further, around the first cylindrical mold body 4, a cylindrical pin 27 is arranged such that the movable core 12, the movable receiving plates 15, 16, and the third
Receiving board! 8 and is fixed to the protruding plate 19.20.
さらにまた、突出tfi、19と可動部材26との間に
は、両者を引き離す方向に付勢するスプリング28が装
着されている。Furthermore, a spring 28 is installed between the protrusion tfi, 19 and the movable member 26 to bias them in a direction to separate them.
上記のように構成された射出成型金型を用いてカセット
ハーフを成形する場合には、固定型板lと可動型板2と
を合致させた型締状態において、図示しない油圧シリン
ダによって移動受板15゜16を介して移動コア12を
固定型板1側に突出させ、二次注入材料充填空間を閉塞
した後に、固定型板lの樹脂通路11を通して溶融樹脂
を供給する。これにより、溶融樹脂は、樹脂通路11を
介して樹脂溜り8に入り、樹脂溜り8からゲート7を介
してキャビティ3の一次注入材料充填用空間内に充填さ
れる。When molding a cassette half using the injection mold configured as described above, in a clamped state in which the fixed mold plate 1 and the movable mold plate 2 are aligned, the movable receiving plate is moved by a hydraulic cylinder (not shown). The movable core 12 is made to protrude toward the fixed mold plate 1 through the angles 15 and 16, and after closing the secondary injection material filling space, molten resin is supplied through the resin passage 11 of the fixed mold plate 1. As a result, the molten resin enters the resin reservoir 8 through the resin passage 11, and is filled from the resin reservoir 8 through the gate 7 into the primary injection material filling space of the cavity 3.
次いで、上記移動コア12を可動型板2内に戻した状態
において、二次注入用溶融樹脂を固定型板lに形成され
た樹脂通路(図示せず)を介してキャビティ3内に供給
する。これにより、上記移動コア12を可動型板2内に
後退させたことによって生じた空間に二次注入用溶融樹
脂が充填されて、この結果、カセットハーフが二色成形
される。Next, with the movable core 12 returned into the movable mold plate 2, the molten resin for secondary injection is supplied into the cavity 3 through a resin passage (not shown) formed in the fixed mold plate l. As a result, the space created by retracting the movable core 12 into the movable mold plate 2 is filled with the molten resin for secondary injection, and as a result, the cassette half is molded in two colors.
次いで、キャビティ3内を冷却して製品を形成した後、
型を開いて製品を取り出す。この場合、まず、固定型板
1と可動型板2間を開くと、製品は可動型板2側に付着
したまま、可動型板2とともに動く。続いて、突出板1
9,20.21を固定型板lに押し出すことにより、ま
ず、突出ビン17が移動コア12から突出して製品を可
動型板2から離型させる。この時、突出[2+と可動部
材26との間に間隙が形成されていると共に、筒状ビン
27の先端と第1筒状型体4との間にも間隙が形成され
ており、かつスプリング28によって、突出板19に対
して可動部材25.26が可動取付板22側に付勢され
ているため、突出板19 20.21及び筒状ピン27
の移動にかかわらず、可動部材25.26及び第1.第
2筒状型体4.9が連れ動くことがない。Next, after cooling the inside of the cavity 3 and forming the product,
Open the mold and take out the product. In this case, first, when the fixed mold plate 1 and the movable mold plate 2 are opened, the product moves together with the movable mold plate 2 while remaining attached to the movable mold plate 2 side. Next, protruding plate 1
By extruding the products 9, 20, and 21 onto the fixed mold plate l, the protruding pin 17 first protrudes from the movable core 12 and releases the product from the movable mold plate 2. At this time, a gap is formed between the protrusion [2+ and the movable member 26, a gap is also formed between the tip of the cylindrical bottle 27 and the first cylindrical mold body 4, and the spring 28, the movable members 25, 26 are biased toward the movable mounting plate 22 with respect to the protruding plate 19.
Regardless of the movement of the movable members 25, 26 and the first . The second cylindrical body 4.9 does not move together.
この結果、ゲート7部及び樹脂溜り8の樹脂は、第1.
第2筒状型体4.9及び支持ピン10に付着I2て残り
、製品とその他の固化樹脂とはゲート7部分て円滑に分
離されろ。As a result, the resin in the gate 7 portion and the resin reservoir 8 is the same as that in the first portion.
The adhesive I2 remains on the second cylindrical mold body 4.9 and the support pin 10, and the product and other solidified resin are smoothly separated at the gate 7.
さらに、突出板19,20.21が移動して、突出板2
1が可動部材26に接触すると、突出板19.20.2
1とともに可動部材25.26が移動し、これにより、
第1.第2筒状型体4,9が移動コア12から突出して
樹脂溜り8の11詣を離型させ、吸盤にて吸着して金型
から除去する。Further, the protruding plates 19, 20, 21 move, and the protruding plates 2
1 comes into contact with the movable member 26, the protruding plate 19.20.2
1 and the movable members 25, 26 move, thereby
1st. The second cylindrical mold bodies 4 and 9 protrude from the movable core 12 to release the resin reservoir 8 from the mold, and are removed from the mold by suction with a suction cup.
以上説明したように、本発明のカセットハーフの射出成
型金型は、カセットハーフの貫通孔部の裏面に対応する
金型の部位に樹脂注入口を設け、この樹脂注入口に連通
ずる樹脂溜りを上記カセットハーフの貫通孔の内側に対
応する金型の部位に設け、かつ上記カセットハーフを金
型から離型させる第1の突出機構と、この第1の突出機
L1の作動から遅れて上記樹脂溜りを金型から離型させ
る第2の突出機構とを金型に備えると共に、上記両突出
磯構間に両者を離間させる方向に付勢する7式発部材を
設けたものであるから、カセットハーフの貫通孔部の裏
面に対応する金型のLf: jlに設けf二樹脂注入口
によってキャビティ内に溶fi F”=を指をV(給す
ることにより、カセットハーフに残るゲート跡を貫通孔
部の裏面に位置させ、外部からゲー!・跡が見えないよ
うにすると共に、第1の突出機構によってカセットハー
フを金型から離型させる際には、弾発部材によって第2
の突出機構が第1の突出機構に連動するのを防止し、カ
セットハーフ(成形品)が突き出された後に、樹脂溜り
の固化松脂を突き出すことにより、ゲート部での成形品
と樹脂溜り内の固化樹脂との分離を円滑に行うことがで
きる。As explained above, the injection mold for the cassette half of the present invention has a resin injection port provided in the part of the mold corresponding to the back side of the through-hole portion of the cassette half, and a resin reservoir communicating with the resin injection port. A first ejecting mechanism is provided at a part of the mold corresponding to the inside of the through hole of the cassette half and releases the cassette half from the mold; Since the mold is equipped with a second protruding mechanism for releasing the pool from the mold, and a Type 7 springing member is provided between the two protruding rock structures to bias them in a direction to separate them, the cassette Lf of the mold corresponding to the back side of the through-hole part of the half: Penetrate the gate mark left on the cassette half by feeding molten fi F''= into the cavity using the resin injection port provided at Lf:jl. It is positioned on the back side of the hole so that the game mark is not visible from the outside, and when the first protruding mechanism releases the cassette half from the mold, the second protruding member
By preventing the ejection mechanism from interlocking with the first ejection mechanism and ejecting the solidified rosin in the resin reservoir after the cassette half (molded product) has been ejected, the molded product at the gate part and the resin in the resin reservoir are Separation from the solidified resin can be performed smoothly.
第1図ないし第11図は本発明の一実施例を示すもので
、第1図は樹脂溜り部の断面図、第2図は一部を断面視
した側面図、第3図は下面図、第4図は樹脂溜り部の詳
細図、第5図はゲート部の詳細図、第6図ないし第1O
図は固定型板の窓入子部を示すもので、第6図は正面図
、第7図は側面図、第8図は断面図、第9図は下面図、
第1O図は傾斜溝部の詳細図、第11図は突出機構部を
説明する断面図である。
l・・・固定型板、2・・・可動型板、3・・・キャビ
ティ、4・・・第!筒状型体、7・・・ゲート(樹脂注
入口)、8・・・樹脂溜り(樹脂通路)、9・・・第2
筒状型体、17・・・突出ピン、19,20.21・・
・突出板、25.26・・・可動部材、28・・・スプ
リング(弾発部材)。1 to 11 show an embodiment of the present invention, in which FIG. 1 is a sectional view of the resin reservoir, FIG. 2 is a partially sectional side view, and FIG. 3 is a bottom view. Figure 4 is a detailed view of the resin reservoir, Figure 5 is a detailed view of the gate, and Figures 6 to 10.
The figures show the window insert part of the fixed mold board, and Fig. 6 is a front view, Fig. 7 is a side view, Fig. 8 is a cross-sectional view, and Fig. 9 is a bottom view.
FIG. 1O is a detailed view of the inclined groove portion, and FIG. 11 is a sectional view illustrating the protruding mechanism portion. l...Fixed template, 2...Movable template, 3...Cavity, 4...No.! Cylindrical body, 7... Gate (resin injection port), 8... Resin reservoir (resin passage), 9... Second
Cylindrical body, 17... Protrusion pin, 19, 20.21...
- Projection plate, 25. 26... Movable member, 28... Spring (elastic member).
Claims (1)
樹脂を供給してカセットハーフを射出成形するカセット
ハーフの射出成形金型において、上記カセットハーフの
貫通孔部の裏面に対応する金型の部位に樹脂注入口を設
け、この樹脂注入口に連通する樹脂溜りを上記カセット
ハーフの貫通孔の内側に対応する金型の部位に設け、か
つ上記カセットハーフを金型から離型させる第1の突出
機構と、この第1の突出機構の作動から遅れて上記樹脂
溜りを金型から離型させる第2の突出機構とを金型に備
えると共に、上記両突出機構間に両者を離間させる方向
に付勢する弾発部材を設けたことを特徴とするカセット
ハーフの射出成形金型。In an injection mold for a cassette half in which a cavity is formed between the molds and a molten resin is supplied into the cavity to injection mold the cassette half, a part of the mold corresponding to the back side of the through-hole portion of the cassette half. a resin injection port is provided in the mold, a resin reservoir communicating with the resin injection port is provided in a part of the mold corresponding to the inside of the through hole of the cassette half, and a first protrusion for releasing the cassette half from the mold. The mold is provided with a mechanism and a second protrusion mechanism that releases the resin reservoir from the mold with a delay from the operation of the first protrusion mechanism, and a second protrusion mechanism is provided between the two protrusion mechanisms in a direction to separate them. An injection mold for a cassette half, characterized by being provided with a resilient member.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1179905A JP2718194B2 (en) | 1989-07-12 | 1989-07-12 | Cassette half injection mold |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1179905A JP2718194B2 (en) | 1989-07-12 | 1989-07-12 | Cassette half injection mold |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0343226A true JPH0343226A (en) | 1991-02-25 |
JP2718194B2 JP2718194B2 (en) | 1998-02-25 |
Family
ID=16073959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1179905A Expired - Lifetime JP2718194B2 (en) | 1989-07-12 | 1989-07-12 | Cassette half injection mold |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2718194B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102256843B1 (en) * | 2020-09-09 | 2021-05-27 | 주식회사 메인텍 | Sliding structure of two colour molding injection mold |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5314698U (en) * | 1976-07-19 | 1978-02-07 | ||
JPS5926232A (en) * | 1982-08-05 | 1984-02-10 | Nissan Motor Co Ltd | Injection die |
JPS59164716U (en) * | 1983-04-20 | 1984-11-05 | 矢崎化工株式会社 | Mold release device |
JPS63125523U (en) * | 1987-02-10 | 1988-08-16 | ||
JPS63276519A (en) * | 1987-05-08 | 1988-11-14 | Sony Corp | Injection molding device |
-
1989
- 1989-07-12 JP JP1179905A patent/JP2718194B2/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5314698U (en) * | 1976-07-19 | 1978-02-07 | ||
JPS5926232A (en) * | 1982-08-05 | 1984-02-10 | Nissan Motor Co Ltd | Injection die |
JPS59164716U (en) * | 1983-04-20 | 1984-11-05 | 矢崎化工株式会社 | Mold release device |
JPS63125523U (en) * | 1987-02-10 | 1988-08-16 | ||
JPS63276519A (en) * | 1987-05-08 | 1988-11-14 | Sony Corp | Injection molding device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102256843B1 (en) * | 2020-09-09 | 2021-05-27 | 주식회사 메인텍 | Sliding structure of two colour molding injection mold |
Also Published As
Publication number | Publication date |
---|---|
JP2718194B2 (en) | 1998-02-25 |
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