JPS6363417U - - Google Patents
Info
- Publication number
- JPS6363417U JPS6363417U JP15683786U JP15683786U JPS6363417U JP S6363417 U JPS6363417 U JP S6363417U JP 15683786 U JP15683786 U JP 15683786U JP 15683786 U JP15683786 U JP 15683786U JP S6363417 U JPS6363417 U JP S6363417U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- mold clamping
- high pressure
- ram
- pressure switching
- 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 claims description 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
図面はこの考案に係る射出成形機の型締装置の
１実施例を示すもので、第１図から第４図は型締
工程を順に示す要部縦断面図、第５図は後部シリ
ンダの拡大縦断面図である。
１……型締シリンダ、２……型締ラム、１２…
…油通路、１３……プレフイルバルブ、１３ａ…
…通孔、１７……ブースタラム、１８……高圧切
換シリンダ、１９……流通路、２０……高圧切換
バルブ、２１……バルブ前進用油室。
The drawings show one embodiment of the mold clamping device for an injection molding machine according to this invention. Figures 1 to 4 are longitudinal sectional views of main parts showing the mold clamping process in order, and Figure 5 is an enlarged view of the rear cylinder. FIG. 1...mold clamping cylinder, 2...mold clamping ram, 12...
...Oil passage, 13...Prefill valve, 13a...
...Through hole, 17...Booster ram, 18...High pressure switching cylinder, 19...Flow path, 20...High pressure switching valve, 21... Oil chamber for valve advancement.
Claims (1)
ラムの内部に、型締シリンダの後端からブースタ
ラムを挿入し、流通孔を穿設したブースタラム基
部の周囲に、通孔を軸方向に貫設したプレフイル
バルブを進退自在に挿嵌し、プレフイルバルブの
内側に上記流通孔と接続したバルブ前進用油室を
形成するとともに、プレフイルバルブの外側と型
締シリンダの後部シリンダとの間にバルブ後退用
油室を形成した型締装置において、上記ブースタ
ラムの基端部に高圧切換シリンダを設け、この高
圧切換シリンダと上記バルブ前進用油室にわたり
円筒形の高圧切換バルブをブースタラムに挿嵌し
て設けてなることを特徴とする射出成形機の型締
装置。 A booster ram is inserted from the rear end of the mold clamping cylinder into the mold clamping ram, which moves forward and backward with the movable platen to open and close the mold, and a through hole is inserted in the axial direction around the base of the booster ram, which has a circulation hole. A pre-filled valve is inserted into the pre-filled valve so that it can move forward and backward, and an oil chamber for advancing the valve is formed inside the pre-filled valve, which is connected to the above-mentioned flow hole. In the mold clamping device, a high pressure switching cylinder is provided at the base end of the booster ram, and a cylindrical high pressure switching valve is inserted into the booster ram between the high pressure switching cylinder and the valve advancement oil chamber. A mold clamping device for an injection molding machine, characterized in that it is provided with:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15683786U JPH0337933Y2 (en) | 1986-10-14 | 1986-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15683786U JPH0337933Y2 (en) | 1986-10-14 | 1986-10-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6363417U true JPS6363417U (en) | 1988-04-26 |
| JPH0337933Y2 JPH0337933Y2 (en) | 1991-08-12 |
Family
ID=31078832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15683786U Expired JPH0337933Y2 (en) | 1986-10-14 | 1986-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0337933Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0336418U (en) * | 1989-08-10 | 1991-04-09 |
-
1986
- 1986-10-14 JP JP15683786U patent/JPH0337933Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0336418U (en) * | 1989-08-10 | 1991-04-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0337933Y2 (en) | 1991-08-12 |
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