JPH036915U - - Google Patents
Info
- Publication number
- JPH036915U JPH036915U JP6666989U JP6666989U JPH036915U JP H036915 U JPH036915 U JP H036915U JP 6666989 U JP6666989 U JP 6666989U JP 6666989 U JP6666989 U JP 6666989U JP H036915 U JPH036915 U JP H036915U
- Authority
- JP
- Japan
- Prior art keywords
- air
- cylinder
- hydraulic
- oil
- injection
- 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
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000010720 hydraulic oil Substances 0.000 claims 4
- 239000003921 oil Substances 0.000 claims 3
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Description
図は本考案の一実施例を従来と比較において示
すもので、第１図は従来の実施例の回路図、第２
図は本考案の実施例を示す回路図である。
１…樹脂加熱貯蔵シリンダー、３…射出シリン
ダー、４…射出ピストン、７…油圧室、９…空油
増圧シリンダー、１０…増圧ピストン、１１…油
圧室、１２…油管路、１３…ヘツト側、１４…空
圧室、１６…流量制御空圧比例制御弁、１７…空
気管路、１８…圧力制御空圧比例制御弁、１９…
空気源。
The figures show one embodiment of the present invention in comparison with the conventional one. Fig. 1 is a circuit diagram of the conventional embodiment, and Fig. 2
The figure is a circuit diagram showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Resin heating storage cylinder, 3... Injection cylinder, 4... Injection piston, 7... Hydraulic chamber, 9... Air-oil pressure increase cylinder, 10... Pressure increase piston, 11... Hydraulic chamber, 12... Oil pipe line, 13... Head side , 14... Pneumatic chamber, 16... Flow rate control pneumatic proportional control valve, 17... Air pipe line, 18... Pressure control pneumatic proportional control valve, 19...
air source.
Claims (1)
射出シリンダー３に内在する動作油５の油圧を用
いて射出ピストン４により圧出する射出装置にお
いて、射出ピストン４を動作する作動油５を内在
した射出シリンダー３の油圧室７と該油圧室７の
作動油５に係合する作動油８を内在させた空油増
圧シリンダー９の油圧室１１とを油管路１２を介
して接続すると共に、該空油増圧シリンダー９の
ヘツト側１３に設けた空圧室１４と空気１５の流
量制御空圧比例制御弁１６とを空気管路１７を介
して接続し、該流量制御空圧比例制御弁１６と空
気１５の圧力制御空圧比例制御弁１８とを空気管
路１９を介して接続し、該圧力制御空圧比例制御
弁１８を空気源２０に空気管路２１を介して接続
してなるように構成したことを特徴とした射出成
形機における射出装置。 In an injection device in which molten resin 2 held in a resin heating storage cylinder 1 is extruded by an injection piston 4 using hydraulic pressure of hydraulic oil 5 contained in an injection cylinder 3, the injection device contains hydraulic oil 5 that operates the injection piston 4. The hydraulic chamber 7 of the cylinder 3 and the hydraulic chamber 11 of the air-oil pressure increasing cylinder 9, which contains the hydraulic oil 8 that engages with the hydraulic oil 5 of the hydraulic chamber 7, are connected via an oil pipe 12, and the A pneumatic chamber 14 provided on the bottom side 13 of the oil pressure booster cylinder 9 and a pneumatic proportional control valve 16 for controlling the flow rate of air 15 are connected via an air pipe 17. A pressure control pneumatic proportional control valve 18 for air 15 is connected via an air pipe line 19, and the pressure control pneumatic proportional control valve 18 is connected to an air source 20 via an air pipe line 21. An injection device in an injection molding machine characterized by the following configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6666989U JPH036915U (en) | 1989-06-07 | 1989-06-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6666989U JPH036915U (en) | 1989-06-07 | 1989-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH036915U true JPH036915U (en) | 1991-01-23 |
Family
ID=31599573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6666989U Pending JPH036915U (en) | 1989-06-07 | 1989-06-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036915U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018001252A (en) * | 2016-07-06 | 2018-01-11 | 東芝機械株式会社 | Ejection device and molding machine |
| JP2018086686A (en) * | 2016-11-28 | 2018-06-07 | 株式会社ムラタ溶研 | Butt joining device for belt-like sheet metal |
-
1989
- 1989-06-07 JP JP6666989U patent/JPH036915U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018001252A (en) * | 2016-07-06 | 2018-01-11 | 東芝機械株式会社 | Ejection device and molding machine |
| JP2018086686A (en) * | 2016-11-28 | 2018-06-07 | 株式会社ムラタ溶研 | Butt joining device for belt-like sheet metal |
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