JPH0447851U - - Google Patents
Info
- Publication number
- JPH0447851U JPH0447851U JP9121690U JP9121690U JPH0447851U JP H0447851 U JPH0447851 U JP H0447851U JP 9121690 U JP9121690 U JP 9121690U JP 9121690 U JP9121690 U JP 9121690U JP H0447851 U JPH0447851 U JP H0447851U
- Authority
- JP
- Japan
- Prior art keywords
- push rod
- gas vent
- ejector plate
- vent valve
- outside
- 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.)
- Pending
Links
- 238000013022 venting Methods 0.000 claims description 2
- 238000007872 degassing Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案の実施例に係るガス抜き装置が
用いられる成形型を示し縦断面図、第２図は本考
案の実施例を示す要部拡大断面図、第３図は他の
実施例を示す部分拡大説明図である。
１０……ガス抜き通路、２０……ガス抜き弁、
４２……エジエクタプレート、４４……押し棒、
４８……コイルスプリング、５１……筒部材、５
２……段差部。
Fig. 1 is a vertical sectional view showing a mold in which a gas venting device according to an embodiment of the present invention is used, Fig. 2 is an enlarged sectional view of main parts showing an embodiment of the present invention, and Fig. 3 is another embodiment. It is a partially enlarged explanatory diagram showing. 10... Gas vent passage, 20... Gas vent valve,
42... Ejector plate, 44... Push rod,
48... Coil spring, 51... Cylindrical member, 5
2...Step part.
Claims (1)
通路を外部に対して遮断するときエジエクタプレ
ート側に向けて一定量変位するガス抜き弁と、前
記エジエクタプレートに相対変位可能に嵌挿され
るガス抜き弁復帰用押し棒と、該押し棒と前記エ
ジエクタプレートとの間に介装され該押し棒を前
記ガス抜き弁に向けて付勢する付勢手段と、 を備える成形型用ガス抜き装置において、 前記押し棒又は前記エジエクタプレートのいず
れか一方に、該押し棒が該エジエクタプレートに
対して所定量だけ相対変位したとき、該押し棒又
は該エジエクタプレートの他方に当接して相対変
位不能とする当接部が設けられている、 ことを特徴とする成形型用ガス抜き装置。[Scope of Claim for Utility Model Registration] A gas vent valve that faces a gas vent passage communicating with the outside and is displaced by a certain amount toward an ejector plate when the gas vent passage is blocked from the outside; a gas vent valve return push rod that is fitted and inserted so as to be relatively displaceable; urging means that is interposed between the push rod and the ejector plate and urges the push rod toward the gas vent valve; In the mold degassing device, when the push rod is relatively displaced by a predetermined amount with respect to the ejector plate, the push rod or the ejector plate is A gas venting device for a mold, comprising: a contact portion that contacts the other side of the plate to prevent relative displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9121690U JPH0447851U (en) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9121690U JPH0447851U (en) | 1990-08-31 | 1990-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447851U true JPH0447851U (en) | 1992-04-23 |
Family
ID=31826644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9121690U Pending JPH0447851U (en) | 1990-08-31 | 1990-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447851U (en) |
-
1990
- 1990-08-31 JP JP9121690U patent/JPH0447851U/ja active Pending
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