CN204622516U - A kind of injection machine rapid mould-moving oil circuit - Google Patents
A kind of injection machine rapid mould-moving oil circuit Download PDFInfo
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- CN204622516U CN204622516U CN201520337097.5U CN201520337097U CN204622516U CN 204622516 U CN204622516 U CN 204622516U CN 201520337097 U CN201520337097 U CN 201520337097U CN 204622516 U CN204622516 U CN 204622516U
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Abstract
The utility model provides a kind of injection machine rapid mould-moving oil circuit, comprise folding mould oil cylinder and servo valve, described folding mould oil cylinder has by the ante-chamber of plunger separates and back cavity, described servo valve has oil-out A1, oil-out A2, oil inlet P 1, oil return inlet T 1, described oil-out A1 and oil-out A2 respectively with ante-chamber, back cavity connects, described oil inlet P 1 and oil return inlet T 1 respectively with system pressure oil circuit, system oil return road connects, it is characterized in that: it also comprises the inserted valve be connected with described servo valve, the oil-in A2 of described inserted valve is connected with the oil return inlet T 1 of servo valve, its oil-out B2 is connected with system oil-way.A kind of injection machine rapid mould-moving oil circuit of the present utility model, in the process of die sinking or matched moulds, during when plunger advancement or back to setting value position, carrys out split cavity by inserted valve, die-closed position carries out quick lock in, guarantee the end product quality of product; Meanwhile, realizing quick clamping and quick oil return by controlling regeneration valve, shortening injection time.
Description
Technical field
The utility model relates to a kind of injection machine rapid mould-moving oil circuit.
Background technology
Injection machine has another name called injection moulding machine or injector, and it utilizes mould to make the main former of the plastic products of various shape thermoplastic or thermosetting material.The shifting formwork oil circuit of traditional injection moulding forming machine is the advance or the retrogressing that are controlled folding mould oil cylinder plunger by a servo valve, when this injection moulding machine shifting formwork, because oil return speed is slow, close that mould speed is slow etc. can not realize shifting formwork fast, add the time of injection mo(u)lding, simultaneously, can not lock fast after folding mould oil cylinder plunger is pushed to certain position, affect the end product quality of product to a certain extent.
Summary of the invention
In order to solve the deficiency in background technology, the purpose of this utility model is the defect overcoming background technology, provides the injection machine shifting formwork oil circuit of a kind of rapid mould-moving, quick lock in.
For achieving the above object, the technical solution adopted in the utility model is: a kind of injection machine rapid mould-moving oil circuit, comprise folding mould oil cylinder and servo valve, described folding mould oil cylinder has by the ante-chamber of plunger separates and back cavity, described servo valve has oil-out A1, oil-out A2, oil inlet P 1, oil return inlet T 1, described oil-out A1 and oil-out A2 respectively with ante-chamber, back cavity connects, described oil inlet P 1 and oil return inlet T 1 respectively with system pressure oil circuit, system oil return road connects, it is characterized in that: it also comprises the inserted valve be connected with described servo valve, the oil-in A2 of described inserted valve is connected with the oil return inlet T 1 of servo valve, its oil-out B2 is connected with system oil-way.
In the utility model preferred embodiment, comprise it further and also comprise the regeneration valve be connected with described folding mould oil cylinder, described regeneration valve has oil-out A3, oil-out B3, oil inlet P 3, oil return inlet T 3, described oil-out A3 with B3 is connected with the ante-chamber of described folding mould oil cylinder and back cavity respectively, and described oil inlet P 3 is connected with system pressure oil circuit, system oil return road respectively with oil-out T3.
In the utility model preferred embodiment, comprise further be connected with the oil inlet P 3 of described regeneration valve be also provided with a pressure-reducing valve, described pressure-reducing valve has oil inlet P 4, oil-out T4, and oil-out T4 is connected with the oil inlet P 3 of regeneration valve, and oil inlet P 4 is connected with oil inlet pipe.
In the utility model preferred embodiment, comprising described servo valve is further three-position four-way electromagnetic directional valve.
Usefulness of the present utility model is: a kind of injection machine rapid mould-moving oil circuit of the present utility model, in the process of die sinking or matched moulds, during when plunger advancement or back to setting value position, carry out split cavity by inserted valve, die-closed position carries out quick lock in, guarantee the end product quality of product; Meanwhile, realizing quick clamping and quick oil return by controlling regeneration valve, shortening injection time.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is shifting formwork oil circuit schematic diagram of the present utility model.
In figure: 2, folding mould oil cylinder, 21, ante-chamber, 22, back cavity, 4, servo valve, 6, inserted valve, 8, regeneration valve, 10, pressure-reducing valve.
Detailed description of the invention
In order to make those skilled in the art person understand the utility model scheme better, and enable above-mentioned purpose of the present utility model, feature and advantage become apparent more, below in conjunction with embodiment and embodiment accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model provides a kind of injection machine rapid mould-moving oil circuit, comprise folding mould oil cylinder 2, the servo valve 4 be connected with folding mould oil cylinder 2, and the inserted valve 6 to be connected with servo valve 4, wherein folding mould oil cylinder 2 has by the ante-chamber 21 of plunger separates and back cavity 22, servo valve 4 controls the action of folding mould oil cylinder 2 plunger motion, and the speed of action, the preferred servo valve 4 of the utility model is three-position four-way electromagnetic directional valve, it has oil-out A1, oil-out A2, oil inlet P 1, oil return inlet T 1, described oil-out A1 and oil-out A2 respectively with ante-chamber 21, back cavity 22 connects, described oil inlet P 1 and oil return inlet T 1 respectively with system pressure oil circuit, system oil return road connects, the oil-in A2 of described inserted valve is connected with the oil return inlet T 1 of servo valve, its oil-out B2 is connected with system oil-way, the oil-out B2 of concrete inserted valve 6 is connected with the oil-in of thimble oil circuit.By the control of inserted valve 6, in die sinking or matched moulds process, during when the plunger advancement of folding mould oil cylinder 2 or back to setting value position, inserted valve 6 power-off, folding mould oil cylinder 2 plunger position is hydraulically locked.
As further improvement of the utility model, what be connected with described folding mould oil cylinder 2 is also provided with a regeneration valve 8, described regeneration valve 8 has oil-out A3, oil-out B3, oil inlet P 3, oil return inlet T 3, described oil-out A3 with B3 is connected with the ante-chamber 21 of described folding mould oil cylinder 2 and back cavity 22 respectively, and described oil inlet P 3 is connected with system pressure oil circuit, system oil return road respectively with oil-out T3.Can quick clamping and oil return by controlling regeneration valve 8 when injection machine matched moulds, shorten injection time.
As further improvement of the utility model, what be connected with the oil inlet P 3 of described regeneration valve 8 is also provided with a pressure-reducing valve 10, described pressure-reducing valve 10 has oil inlet P 4, oil-out T4, and oil-out T4 is connected with the oil inlet P 3 of regeneration valve 8, and oil inlet P 4 is connected with oil inlet pipe.When the pressure that ante-chamber 21 and the back cavity 22 of folding mould oil cylinder 2 bring because of motion compresses is excessive, by pressure-reducing valve 10, its pressure is regulated.
Above-described embodiment is the utility model preferably embodiment; but embodiment of the present utility model is not limited by the examples; the change done under other any does not deviate from Spirit Essence of the present utility model and principle, modification, substitute, combine, simplify the substitute mode that all should be equivalence, be included within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should define with claim is as the criterion.
Claims (4)
1. an injection machine rapid mould-moving oil circuit, comprise folding mould oil cylinder and servo valve, described folding mould oil cylinder has by the ante-chamber of plunger separates and back cavity, described servo valve has oil-out A1, oil-out A2, oil inlet P 1, oil return inlet T 1, described oil-out A1 and oil-out A2 respectively with ante-chamber, back cavity connects, described oil inlet P 1 and oil return inlet T 1 respectively with system pressure oil circuit, system oil return road connects, it is characterized in that: it also comprises the inserted valve be connected with described servo valve, the oil-in A2 of described inserted valve is connected with the oil return inlet T 1 of servo valve, its oil-out B2 is connected with system oil-way.
2. a kind of injection machine rapid mould-moving oil circuit according to claim 1, it is characterized in that: it also comprises the regeneration valve be connected with described folding mould oil cylinder, described regeneration valve has oil-out A3, oil-out B3, oil inlet P 3, oil return inlet T 3, described oil-out A3 with B3 is connected with the ante-chamber of described folding mould oil cylinder and back cavity respectively, and described oil inlet P 3 is connected with system pressure oil circuit, system oil return road respectively with oil-out T3.
3. a kind of injection machine rapid mould-moving oil circuit according to claim 2, it is characterized in that: what be connected with the oil inlet P 3 of described regeneration valve is also provided with a pressure-reducing valve, described pressure-reducing valve has oil inlet P 4, oil-out T4, oil-out T4 is connected with the oil inlet P 3 of regeneration valve, and oil inlet P 4 is connected with oil inlet pipe.
4. a kind of injection machine rapid mould-moving oil circuit according to claim 3, is characterized in that: described servo valve is three-position four-way electromagnetic directional valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520337097.5U CN204622516U (en) | 2015-05-22 | 2015-05-22 | A kind of injection machine rapid mould-moving oil circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520337097.5U CN204622516U (en) | 2015-05-22 | 2015-05-22 | A kind of injection machine rapid mould-moving oil circuit |
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| CN204622516U true CN204622516U (en) | 2015-09-09 |
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| CN201520337097.5U Active CN204622516U (en) | 2015-05-22 | 2015-05-22 | A kind of injection machine rapid mould-moving oil circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105538626A (en) * | 2016-01-25 | 2016-05-04 | 海天塑机集团有限公司 | Injection molding machine micro mould opening system and oil way control method thereof |
| CN105728694A (en) * | 2016-04-27 | 2016-07-06 | 中山市德工机械科技有限公司 | Quick die opening device of die-casting machine |
-
2015
- 2015-05-22 CN CN201520337097.5U patent/CN204622516U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105538626A (en) * | 2016-01-25 | 2016-05-04 | 海天塑机集团有限公司 | Injection molding machine micro mould opening system and oil way control method thereof |
| CN105538626B (en) * | 2016-01-25 | 2017-12-01 | 海天塑机集团有限公司 | A kind of crack modular system of injection machine and its oil circuit control method |
| CN105728694A (en) * | 2016-04-27 | 2016-07-06 | 中山市德工机械科技有限公司 | Quick die opening device of die-casting machine |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230811 Address after: 213000 280 Fumin Road, Wujin Economic Development Zone, Changzhou, Jiangsu Patentee after: Changzhou Dobot Robot Technology Co.,Ltd. Address before: No. 51 Dongfang East Road, Qishuyan District, Changzhou City, Jiangsu Province, 213000 Patentee before: CHANGZHOU DASI SHICHENG ELECTROMECHANICAL TECHNOLOGY CO.,LTD. |