JPS6297727U - - Google Patents
Info
- Publication number
- JPS6297727U JPS6297727U JP19007985U JP19007985U JPS6297727U JP S6297727 U JPS6297727 U JP S6297727U JP 19007985 U JP19007985 U JP 19007985U JP 19007985 U JP19007985 U JP 19007985U JP S6297727 U JPS6297727 U JP S6297727U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- opening amount
- mold opening
- clamping
- signal
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims 2
Description
第１図は本考案の一実施例の一部を断面した機
構図、第２図は本考案の他の実施例における一部
を断面した機構図である。
１２…移動金型、１３…型締シリンダ、１６…
固定金型、２７…リニアスケール、２８…検出ヘ
ツド、２２…電磁切換弁、３１…比較器、３２…
許容型開量設定器、５２…電気マイクロメータ。
FIG. 1 is a partially sectional view of the mechanism of one embodiment of the present invention, and FIG. 2 is a partially sectional view of the mechanism of another embodiment of the present invention. 12...Movable mold, 13...Mold clamping cylinder, 16...
Fixed mold, 27... Linear scale, 28... Detection head, 22... Solenoid switching valve, 31... Comparator, 32...
Permissible opening setting device, 52...Electric micrometer.
Claims (1)
手段と、許容型開量設定器と、前記検出手段の検
出信号を前記許容型開量設定器の設定値に比較し
両者が一致したとき一致信号を発する比較器と、
前記一致信号を受けたとき型締シリンダの型締圧
力をゼロにする電磁切換弁或いは前記型締圧力を
減少させる電磁減圧弁とからなる射出成形機の金
型保護装置。 In a mold clamping device of an injection molding machine, a detection means for a mold opening amount, an allowable mold opening amount setting device, and a detection signal of the detection means are compared with a set value of the allowable mold opening amount setting device, and when both match. a comparator that issues a match signal;
A mold protection device for an injection molding machine comprising an electromagnetic switching valve that reduces the clamping pressure of the mold clamping cylinder to zero when receiving the coincidence signal, or an electromagnetic pressure reducing valve that reduces the clamping pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985190079U JPH0339223Y2 (en) | 1985-12-10 | 1985-12-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985190079U JPH0339223Y2 (en) | 1985-12-10 | 1985-12-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6297727U true JPS6297727U (en) | 1987-06-22 |
| JPH0339223Y2 JPH0339223Y2 (en) | 1991-08-19 |
Family
ID=31142962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985190079U Expired JPH0339223Y2 (en) | 1985-12-10 | 1985-12-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339223Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5269467A (en) * | 1975-12-08 | 1977-06-09 | Sumitomo Heavy Industries | Low pressure mold cramping device |
| JPS54133555A (en) * | 1978-04-10 | 1979-10-17 | Toyo Machinery & Metal | Method and apparatus for fastening mold in injection machine |
| JPS58194524A (en) * | 1982-05-10 | 1983-11-12 | Tekunopurasu:Kk | Controlling method of operations of opening and closing mold in straight hydraulic mold clamping apparatus |
-
1985
- 1985-12-10 JP JP1985190079U patent/JPH0339223Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5269467A (en) * | 1975-12-08 | 1977-06-09 | Sumitomo Heavy Industries | Low pressure mold cramping device |
| JPS54133555A (en) * | 1978-04-10 | 1979-10-17 | Toyo Machinery & Metal | Method and apparatus for fastening mold in injection machine |
| JPS58194524A (en) * | 1982-05-10 | 1983-11-12 | Tekunopurasu:Kk | Controlling method of operations of opening and closing mold in straight hydraulic mold clamping apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0339223Y2 (en) | 1991-08-19 |
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