JPS6239086B2 - - Google Patents
Info
- Publication number
- JPS6239086B2 JPS6239086B2 JP18997381A JP18997381A JPS6239086B2 JP S6239086 B2 JPS6239086 B2 JP S6239086B2 JP 18997381 A JP18997381 A JP 18997381A JP 18997381 A JP18997381 A JP 18997381A JP S6239086 B2 JPS6239086 B2 JP S6239086B2
- Authority
- JP
- Japan
- Prior art keywords
- heating cylinder
- screw
- mounting block
- molding machine
- cylinder 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
Links
- 238000010438 heat treatment Methods 0.000 claims description 38
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 238000001746 injection moulding Methods 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- 238000000465 moulding Methods 0.000 description 6
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000003086 colorant Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1775—Connecting parts, e.g. injection screws, ejectors, to drive means
-
- 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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/176—Exchanging the injection unit or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
【発明の詳細な説明】
本発明は、樹脂等の材料を射出成形するための
射出成形機に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an injection molding machine for injection molding materials such as resins.
一般にインラインスクリユ式模型射出成形機に
おいては、スクリユを加熱シリンダ内に回転可能
に、および軸方向に所定距離だけ進退可能に挿着
されており、材料の色替えあるいは他の材料を使
用したい場合に簡単に取外すことが困難である。
また、加熱シリンダを取外すときに内蔵している
スクリユの着脱および芯合せ等が複雑である。し
たがつて、色替えあるいは樹脂替え等をする場
合、加熱シリンダを取外すことなく多量の樹脂を
用いてパージングしたり、スクリユを加熱シリン
ダから引抜いて清掃したりしていた。 Generally, in an in-line screw type model injection molding machine, the screw is rotatably inserted into the heating cylinder and can be moved forward and backward by a predetermined distance in the axial direction.If you want to change the color of the material or use a different material, It is difficult to remove it easily.
Furthermore, when the heating cylinder is removed, it is complicated to attach and detach the built-in screw, align the center, etc. Therefore, when changing colors or resins, the heating cylinder must be purged with a large amount of resin without removing it, or the screw must be pulled out from the heating cylinder and cleaned.
このため、成形機を長時間停止させることにな
り稼動率の低下、材料の浪費等の欠点があつた。
本発明は、かかる点に鑑み、加熱シリンダを簡単
かつ容易に短時間で交換でき稼動率が著しく向上
するような射出成形機を提供することを目的とす
る。 As a result, the molding machine has to be stopped for a long period of time, resulting in disadvantages such as a reduction in operating efficiency and waste of material.
SUMMARY OF THE INVENTION In view of the above, an object of the present invention is to provide an injection molding machine in which the heating cylinder can be easily and easily replaced in a short period of time, and the operating rate is significantly improved.
以下、図面を参照して本発明の一実施例につい
て説明する。 An embodiment of the present invention will be described below with reference to the drawings.
第１図および第２図において、射出成形機の射
出装置部は本体１を有し、この本体１の左側（前
部）には射出ブラケツト２が、その右側（後部）
にはスクリユ駆動部３が設けられている。前記射
出ブラケツト２の中央には前後方向に溝形の嵌合
凹部４が設けられ、この嵌合凹部４内に加熱シリ
ンダ５を支承する略角柱状の加熱シリンダ取付ブ
ロツク６が着脱自在に嵌合されている。そしてブ
ロツク６の前部上面に射出材料を挿入するための
ホツパｈの下端が固着されている。 1 and 2, the injection device section of the injection molding machine has a main body 1, an injection bracket 2 is located on the left side (front part) of this main body 1, and an injection bracket 2 is located on the right side (rear part) of the main body 1.
is provided with a screw drive section 3. A groove-shaped fitting recess 4 is provided in the center of the injection bracket 2 in the front-rear direction, and a substantially prismatic heating cylinder mounting block 6 that supports a heating cylinder 5 is removably fitted into this fitting recess 4. has been done. The lower end of a hopper h for inserting injection material is fixed to the front upper surface of the block 6.
前記射出ブラケツト２の幅方向両側には、ブロ
ツク６の締付装置７，７が設けられ、この締付装
置７は締付シリンダ８と、この締付シリンダ８に
より成形機の幅方向に摺動して前記ブロツク６の
上面を係止するスライドシユ９と、このスライド
シユ９上を跨座状に被いそれを案内するための案
内部材１０からなる。 Tightening devices 7, 7 for the block 6 are provided on both sides of the injection bracket 2 in the width direction, and the tightening device 7 has a tightening cylinder 8 and slides in the width direction of the molding machine by the tightening cylinder 8. It consists of a slide shoe 9 that locks the upper surface of the block 6, and a guide member 10 that straddles the slide shoe 9 and guides it.
前記スクリユ駆動部３は、射出ブラケツト２の
後端面の両側に固着されたガイド棒１１，１１の
案内によつて前後に移動自在とされており、スク
リユ駆動部３の前部には、加熱シリンダ５および
ブロツク６内を挿通されたスクリユ１２の基部１
２ａを回転駆動部１３に連結するためのチヤツク
部１４が設けられている。このチヤツク部１４
は、駆動軸１３の先端部を摺動するリング状のス
ライダ１５（第５図）と、このスライダ１５を摺
動せしめるスライダレバー１６と、このレバー１
６を前後に移動せしめるためにスクリユ駆動部３
の本体上に取付けられた操作シリンダ１８とを有
している。そして、操作シリンダ１８の両側には
ガイド桿１９，１９が設けられ、このガイド桿１
９の先端はレバー１６の上部両側を保持してい
る。 The screw drive unit 3 is movable back and forth by guide rods 11, 11 fixed to both sides of the rear end surface of the injection bracket 2, and a heating cylinder is provided at the front of the screw drive unit 3. 5 and the base 1 of the screw 12 inserted into the block 6
A chuck 14 is provided for connecting 2a to a rotary drive 13. This chuck part 14
These include a ring-shaped slider 15 (Fig. 5) that slides on the tip of the drive shaft 13, a slider lever 16 that slides this slider 15, and this lever 1.
The screw drive unit 3 is used to move the screw 6 back and forth.
It has an operating cylinder 18 mounted on the main body of the machine. Guide rods 19, 19 are provided on both sides of the operating cylinder 18.
The tip of the lever 9 holds both sides of the upper part of the lever 16.
前記駆動軸１３に対して、スクリユ１２の溝Ｓ
が形成された基部１２ａがスプライン結合され、
前記基部１２ａの前端にはリング状の溝２０が形
成され、この溝２０に沿つてボール２０，２１…
２１が適宜数駆動軸１３内に保持され、このボー
ル２１の駆動軸の半径方向の移動がスライダ１５
によつてコントロールされる。すなわち、スライ
ダ１５の内面には突条１５ａが設けられ、この突
条１５ａの前方にはコイルスプリング２２が内蔵
され、スライダ１５を図上左方向に移動せしめる
とボール２１が突条１５ａから開放されるので、
それが駆動軸１３の半径方向外側に移動可能にな
る。このような状態になると前記基部１２ａの駆
動軸１３からの引抜きあるいはそれへの挿入が可
能となる。 The groove S of the screw 12 is connected to the drive shaft 13.
The base 12a formed with is spline-coupled,
A ring-shaped groove 20 is formed at the front end of the base 12a, and balls 20, 21, . . . are formed along this groove 20.
A suitable number of balls 21 are held within the drive shaft 13, and the movement of the drive shaft of the balls 21 in the radial direction is controlled by the slider 15.
controlled by. That is, a protrusion 15a is provided on the inner surface of the slider 15, a coil spring 22 is built in the front of the protrusion 15a, and when the slider 15 is moved to the left in the figure, the ball 21 is released from the protrusion 15a. Because
It becomes movable radially outwardly of the drive shaft 13. In this state, the base portion 12a can be pulled out from or inserted into the drive shaft 13.
なお、前記駆動部本体１７の後側には駆動モー
タ２３が取付けられ、前記両ガイド棒１１の後端
は連結板２４によつて連結されている。 A drive motor 23 is attached to the rear side of the drive section body 17, and the rear ends of both guide rods 11 are connected by a connection plate 24.
前記射出ブラケツト２の後端面に沿つて、十字
形状のスクリユ着脱レバー２５（第４図）が設け
られ、スクリユ１２はこのレバー２５の上方枝２
５ａに係止され、その左右枝２５ｂ，２５ｂ先端
には前記ガイド棒１１に係合した案内筒２６，２
６が形成されている。前記一方の案内筒２６に
は、スクリユ着脱シリンダ２７のピストン軸２７
ａが固定され、このシリンダ２７は、スクリユ１
２の加熱シリンダ５の着脱時に使用され、前記ス
クリユ着脱レバー２５は第６図に示すようにシリ
ンダ２７の伸縮に応じてスクリユ１２を保持した
まゝ一定範囲を摺動する。 A cross-shaped screw attachment/detachment lever 25 (FIG. 4) is provided along the rear end surface of the injection bracket 2, and the screw 12 is attached to the upper branch 2 of this lever 25.
5a, and the left and right branches 25b, 25b have guide tubes 26, 2 engaged with the guide rod 11 at their tips.
6 is formed. A piston shaft 27 of a screw attachment/detachment cylinder 27 is attached to one of the guide tubes 26.
a is fixed, and this cylinder 27
The screw attachment/detachment lever 25 slides within a certain range while holding the screw 12 in accordance with the expansion and contraction of the cylinder 27, as shown in FIG.
前記ブロツク６は、第７図に示すように、その
前部と後部に前部フランジ部６ａおよび後部フラ
ンジ部６ｂが設けられ、前部フランジ部６ａは、
前記射出ブラケツト２の嵌合凹部４の前部に形成
されたフランジ受凹部４ａに係合され、後部フラ
ンジ部６ｂは射出ブラケツト２の後端面２ａに係
合される。 As shown in FIG. 7, the block 6 is provided with a front flange part 6a and a rear flange part 6b at its front and rear parts, and the front flange part 6a is
The flange receiving recess 4a formed at the front of the fitting recess 4 of the injection bracket 2 is engaged, and the rear flange 6b is engaged with the rear end surface 2a of the injection bracket 2.
前記ブロツク６の上面は２段に形成され、その
前部６ｃが高く、後部６ｄが低くなつている。前
部６ｃの後端は後方に突き出た形をなしており、
その両側には垂直面６ｅ，６ｅが形成されてい
る。そして、この垂直面６ｅは斜め後方に伸び、
垂直面６ｅには前記スライドシユ９の先細になつ
た先端の側面が係合するようになつている。 The upper surface of the block 6 is formed in two stages, with the front part 6c being high and the rear part 6d being low. The rear end of the front part 6c has a shape that protrudes rearward,
Vertical surfaces 6e, 6e are formed on both sides thereof. This vertical plane 6e extends diagonally backward,
A side surface of the tapered tip of the slide shoe 9 is adapted to engage with the vertical surface 6e.
前記後部６ｄの幅方向（横方向）両側にはその
外側にいくにつれて下降する傾斜面６ｆ，６ｆが
形成され、この傾斜面６ｆにスライドシユ９の傾
斜した下面が係合する。したがつて、スライドシ
ユ９と斜め後方に伸びる垂直面６ｅとの係合によ
りブロツク６の前後方向の位置決めがなされると
ともに、スライドシユ９と傾斜面６ｆとの係合に
よりブロツク６は下方に押圧される。 Slanted surfaces 6f, 6f that descend toward the outside are formed on both sides of the rear portion 6d in the width direction (lateral direction), and the inclined lower surface of the slide shoe 9 engages with the sloped surfaces 6f. Therefore, the engagement of the slide shoe 9 with the vertical surface 6e extending diagonally rearward positions the block 6 in the front-rear direction, and the engagement of the slide shoe 9 with the inclined surface 6f pushes the block 6 downward. be done.
前記ブロツク６の前端面６ｇにはシリンダ取付
カラ２８により加熱シリンダ５が片持梁状にブロ
ツク６に保持され、前記カラ２８は多数のボルト
２９，２９…２９によりブロツク６に固着され、
加熱シリンダ５の先端にはノズル５ａが取付けら
れている。 The heating cylinder 5 is held on the front end surface 6g of the block 6 in a cantilevered manner by a cylinder mounting collar 28, and the collar 28 is fixed to the block 6 with a large number of bolts 29, 29...29.
A nozzle 5a is attached to the tip of the heating cylinder 5.
加熱シリンダ５を射出ブラケツト２から取外す
ときには、前記操作シリンダ１８を伸ばしてスラ
イダ１５を前方に移動させた後、スクリユ駆動部
３を後方に下げて（第６図）、回転駆動軸１３と
スクリユ基部１２ａとの係合を解く。尚この場
合、スクリユ駆動部３を後方に下げるときスクリ
ユ１２が加熱シリンダ５の中とどまるように、ス
クリユ着脱レバ２５によりスクリユ１２を把持
し、スクリユ１２と回転駆動軸１３との係合を解
除することを容易にする。これとともに、締付シ
リンダ８を縮めてスライドシユ９をブロツクの傾
斜面６および垂直面６ｅから引つ込める。このよ
うな状態としてから加熱シリンダ５を持つて上方
に引上げれば、加熱シリンダ５、ブロツク６およ
びスクリユ１２を一体的に射出ブラケツト２から
離脱させることができる。 When removing the heating cylinder 5 from the injection bracket 2, extend the operation cylinder 18 and move the slider 15 forward, and then lower the screw drive section 3 backward (FIG. 6) to remove the rotary drive shaft 13 and the screw base. 12a. In this case, the screw 12 is gripped by the screw attachment/detachment lever 25 so that the screw 12 remains inside the heating cylinder 5 when the screw drive unit 3 is lowered backward, and the engagement between the screw 12 and the rotary drive shaft 13 is released. make things easier. At the same time, the tightening cylinder 8 is retracted to retract the slide shoe 9 from the inclined surface 6 and vertical surface 6e of the block. By holding the heating cylinder 5 in this state and pulling it upward, the heating cylinder 5, block 6 and screw 12 can be removed from the injection bracket 2 as one unit.
また、逆に、加熱シリンダ５を射出ブラケツト
２に取付けるときには、加熱シリンダ５、ブロツ
ク６および加熱シリンダ５に仮挿入されたスクリ
ユ１２が一体的に取付けられ、ブロツク６を嵌合
凹部４に係合せしめれば前後および幅方向の位置
決めが、前後部フランジ６ａ，６ｂとフランジ受
凹部４ａ，ブラケツト後端面２ａとの係合および
スライドシユ９の先細先端側面とブロツクの上面
の段部に形成された垂直面６ｅとの係合によりな
される。ブロツク６を嵌合凹部４に係合せしめた
後に、締付シリンダ８を伸ばしてスライドシユ９
をブロツク６の傾斜面６ｆ上に移動せしめれば、
ブロツク６は完全に固定される。 Conversely, when the heating cylinder 5 is attached to the injection bracket 2, the heating cylinder 5, the block 6, and the screw 12 temporarily inserted into the heating cylinder 5 are attached integrally, and the block 6 is engaged with the fitting recess 4. Preferably, positioning in the front and rear and width directions is formed in the engagement between the front and rear flanges 6a and 6b, the flange receiving recess 4a, and the rear end surface 2a of the bracket, and in the stepped portion on the tapered end side surface of the slide shoe 9 and the upper surface of the block. This is done by engagement with the vertical surface 6e. After the block 6 is engaged with the fitting recess 4, the tightening cylinder 8 is extended and the slide shaft 9
If it is moved onto the inclined surface 6f of block 6,
Block 6 is completely fixed.
ブロツク６を固定した後に、スクリユ基部１２
ａを受けたスクリユ着脱レバー２５を射出ブラケ
ツトの後端面２ａよりスクリユ着脱シリンダ２７
を伸長させることによりスクリユ基部１２ａを回
転駆動軸１３に近づけ、スクリユ基部１２ａを駆
動軸１３にスプライン結合せしめるが、このとき
にも操作シリンダ１８を操作してスライダ１５を
移動せしてスクリユ基部１２ａの挿着を可能にす
る。 After fixing the block 6, screw base 12
Push the screw attachment/detachment lever 25 that received a from the rear end surface 2a of the injection bracket into the screw attachment/detachment cylinder 27.
By extending the screw base 12a, the screw base 12a is brought closer to the rotary drive shaft 13, and the screw base 12a is spline-coupled to the drive shaft 13. At this time, too, the operation cylinder 18 is operated to move the slider 15 to move the screw base 12a closer to the rotation drive shaft 13. allows for the insertion of
成形機の作動時には、予備の加熱シリンダとブ
ロツクとを一体にしスクリユ１２を仮挿入したも
の（加熱シリンダ組立体）を準備し、色替えある
いは樹脂替えをするときには使用済の加熱シリン
ダ組立体スクリユを含めてを取除いた後に直ちに
予備の加熱シリンダ組立体を射出ブラケツトに装
着せしめる。このようにすれば、成形機の停止時
間は少なくなる。 When the molding machine is in operation, a spare heating cylinder and block are assembled together and the screw 12 is temporarily inserted (heating cylinder assembly), and when changing colors or resins, the used heating cylinder assembly screw is inserted. Immediately after removing the injection cylinder assembly, the spare heating cylinder assembly is installed on the injection bracket. In this way, the stop time of the molding machine is reduced.
本発明は、以上のように構成したので、加熱シ
リンダ組立体の射出ブラケツトへの着脱が正確か
つ容易となり、加熱シリンダの取替時における成
形機の停止時間が短くなり、成形機の稼動率が増
加するとともに材料が節約されるという効果を奏
する。 Since the present invention is configured as described above, the heating cylinder assembly can be accurately and easily attached to and removed from the injection bracket, the molding machine stop time when replacing the heating cylinder is shortened, and the operation rate of the molding machine is increased. This has the effect of increasing the amount of material used and saving materials.
第１図は本発明の射出成形機の平面図、第２図
は同側面図、第３図は同正面図、第４図は第２図
の―断面図、第５図はチヤツク部の縦断面
図、第６図は加熱シリンダ組立体着脱時の状態を
示す射出成形機の側面図、第７図は加熱シリンダ
取付ブロツクの一部切欠斜視図である。
１……本体、２……射出ブラケツト、３……ス
クリユ駆動部、４……嵌合凹部、５……加熱シリ
ンダ、６……加熱シリンダ取付ブロツク、７……
締付装置、１２……スクリユ、１５……スライ
ダ、１６……スライダレバー、２５……スクリユ
着脱レバー。
Fig. 1 is a plan view of the injection molding machine of the present invention, Fig. 2 is a side view thereof, Fig. 3 is a front view thereof, Fig. 4 is a cross-sectional view of Fig. 2, and Fig. 5 is a longitudinal section of the chuck portion. 6 is a side view of the injection molding machine showing the state when the heating cylinder assembly is attached and removed, and FIG. 7 is a partially cutaway perspective view of the heating cylinder mounting block. DESCRIPTION OF SYMBOLS 1...Main body, 2...Injection bracket, 3...Screw drive part, 4...Fitting recess, 5...Heating cylinder, 6...Heating cylinder mounting block, 7...
Tightening device, 12...screw, 15...slider, 16...slider lever, 25...screw attachment/detachment lever.
Claims (1)
を内蔵した加熱シリンダを取付けたインラインス
クリユ式射出成形機において、前記射出ブラケツ
トに嵌合凹部を設け、この嵌合凹部に、前記加熱
シリンダを一体的に取付けた加熱シリンダ取付ブ
ロツクを嵌合せしめ、この加熱シリンダ取付ブロ
ツクを締付装置により着脱自在に保持したことを
特徴とする射出成形機。 ２ 前記加熱シリンダ取付ブロツクの軸方向の加
熱シリンダ側に前部フランジを設け、その反対側
に後部フランジを設けるとともに、前記嵌合凹部
の加熱シリンダ側に前部フランジを受けるフラン
ジ受凹部を形成し、後部フランジを射出ブラケツ
トの後端面に当接させたことを特徴とする特許請
求の範囲第１項記載の射出成形機。 ３ 前記加熱シリンダ取付ブロツクの上面は、そ
の幅方向両端がその中央部よりも低くなるように
傾斜した傾斜面および垂直面を有する前記傾斜面
より高くなつた段部を備え、前記締付装置は加熱
シリンダ取付ブロツクの幅方向に摺動するスライ
ドシユを有し、このスライドシユを前記傾斜面上
に当接させるとともに、前記段部の垂直面は前記
スライドシユの先細りになつた側端面に沿うよう
に成すことにより加熱シリンダ取付ブロツクを嵌
合凹部内に固定したことを特徴とする特許請求の
範囲第１項又は第２項記載の射出成形機。[Scope of Claims] 1. In an in-line screw type injection molding machine in which a heating cylinder with a built-in screw is attached to an injection bracket of an injection molding machine main body, a fitting recess is provided in the injection bracket, and the fitting recess is provided with the An injection molding machine characterized in that a heating cylinder mounting block to which a heating cylinder is integrally attached is fitted, and the heating cylinder mounting block is detachably held by a tightening device. 2. A front flange is provided on the heating cylinder side in the axial direction of the heating cylinder mounting block, a rear flange is provided on the opposite side thereof, and a flange receiving recess for receiving the front flange is formed on the heating cylinder side of the fitting recess. 2. The injection molding machine according to claim 1, wherein the rear flange is brought into contact with the rear end surface of the injection bracket. 3. The upper surface of the heating cylinder mounting block is provided with an inclined surface that is inclined so that both ends in the width direction thereof are lower than the central portion thereof, and a stepped portion that is higher than the inclined surface and has a vertical surface, and the tightening device is The heating cylinder mounting block has a slide shoe that slides in the width direction of the heating cylinder mounting block, and the slide shoe is brought into contact with the inclined surface, and the vertical surface of the stepped portion is along the tapered side end surface of the slide shoe. An injection molding machine according to claim 1 or 2, characterized in that the heating cylinder mounting block is fixed within the fitting recess by the following construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18997381A JPS5890935A (en) | 1981-11-27 | 1981-11-27 | Injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18997381A JPS5890935A (en) | 1981-11-27 | 1981-11-27 | Injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5890935A JPS5890935A (en) | 1983-05-30 |
| JPS6239086B2 true JPS6239086B2 (en) | 1987-08-21 |
Family
ID=16250274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18997381A Granted JPS5890935A (en) | 1981-11-27 | 1981-11-27 | Injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890935A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5981145A (en) * | 1982-11-01 | 1984-05-10 | Nissei Plastics Ind Co | Injector with exchangeable injection cylinder |
| JPS59229326A (en) * | 1983-06-10 | 1984-12-22 | Yazaki Kako Kk | Method and device for changing material in molding machine |
| IT1216590B (en) * | 1988-04-18 | 1990-03-08 | Negri Bossi Spa | INJECTION PRESS WITH DEVICE FOR THE QUICK DISASSEMBLY AND REASSEMBLY OF THE PLASTICIZING GROUP. |
| JPH0742687Y2 (en) * | 1991-06-05 | 1995-10-04 | 株式会社新潟鉄工所 | Mounting structure for heating cylinder of injection molding machine |
-
1981
- 1981-11-27 JP JP18997381A patent/JPS5890935A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5890935A (en) | 1983-05-30 |
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