CN208410662U - A kind of neutron quick pressure releasing oil circuit applied to injection molding machine - Google Patents
A kind of neutron quick pressure releasing oil circuit applied to injection molding machine Download PDFInfo
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- CN208410662U CN208410662U CN201820814743.6U CN201820814743U CN208410662U CN 208410662 U CN208410662 U CN 208410662U CN 201820814743 U CN201820814743 U CN 201820814743U CN 208410662 U CN208410662 U CN 208410662U
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Abstract
The utility model relates to a kind of neutron quick pressure releasing oil circuits applied to injection molding machine, including ejection valve plate and fuel tank, shut-off valve and neutron valve plate are installed on ejection valve plate, Y type three position four-way directional control valve is installed on neutron valve plate, superposing type two-way check valve and the first check valve and second one-way valve, oil inlet is connected by pipeline with the P mouth of Y type three position four-way directional control valve, oil return opening is connected by pipeline with the T mouth of Y type three position four-way directional control valve, the A mouth of Y type three position four-way directional control valve and B mouthfuls are connected by pipeline with superposing type two-way check valve, superposing type two-way check valve passes through the pipeline left side with neutron oil cylinder respectively, right chamber is connected, a left side for superposing type two-way check valve and neutron oil cylinder, it is parallel with the first check valve and second one-way valve respectively on the connected pipeline of right chamber, first check valve and second one-way valve are connected with drain tap.This is practical for injection molding machine neutron quick pressure releasing oil circuit, improves the efficiency of neutron pressure release, reduces cost.
Description
Technical field
The utility model relates to injection molding machine technical fields, more particularly to a kind of neutron quick pressure releasing applied to injection molding machine
Oil circuit.
Background technique
Injection molding machine also known as injection (mo(u)lding) machine or injector.It is that thermoplastic or thermosetting plastics are utilized plastic shaping
The main molding equipment of plastic products of various shapes is made in mold.It is divided into vertical, horizontal, all electric.It is molded function heating modeling
Material applies high pressure to molten plastic, it is made to project and be full of mold cavity.
Currently, the neutron oil cylinder in injection molding machine is controlled by hydraulic circuit, pressure release oil circuit be hydraulic circuit very
Important a part.But the efficiency of existing its neutron pressure release of pressure release oil circuit is very low, and structure is complicated, higher cost.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of neutron quick pressure releasing oil circuit applied to injection molding machine,
For injection molding machine neutron quick pressure releasing oil circuit, the efficiency of neutron pressure release is improved, and also reduce cost.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of neutron applied to injection molding machine
Quick pressure releasing oil circuit, including valve plate, neutron valve plate, neutron oil cylinder and fuel tank are ejected, cut-off is installed on the ejection valve plate
Valve and neutron valve plate, are provided with oil inlet pipe, oil return line and drain line in the ejection valve plate, and the one of the oil inlet pipe
The one end at end, one end of oil return line and drain line passes through pipeline and is connected with fuel tank, the other end of the oil inlet pipe
Port is oil inlet, and the other end port of the oil return line is oil return opening, and the other end port of the drain line is
Drain tap is provided with shut-off valve on the pipeline that the fuel tank is connected with drain line, is equipped with control on the neutron valve plate
The Y type three position four-way directional control valve of neutron cylinder efficient processed, the superposing type two-way check valve for keeping neutron oil cylinder working-pressure and quickly
The first check valve and second one-way valve of pressure release, the oil inlet pass through the P mouth phase of pipeline and Y type three position four-way directional control valve
Even, the oil return opening is connected by pipeline with the T mouth of Y type three position four-way directional control valve, the Y type three position four-way directional control valve
A mouthfuls and B mouthfuls are connected by pipeline with superposing type two-way check valve, the superposing type two-way check valve pass through pipeline respectively with middle seed oil
The left and right chamber of cylinder is connected, parallel connection respectively on the pipeline that the superposing type two-way check valve is connected with the left and right chamber of neutron oil cylinder
There are the first check valve and second one-way valve, first check valve and second one-way valve pass through pipeline and be connected with drain tap.
The utility model has the advantages that the utility model relates to a kind of neutron quick pressure releasing oil circuit applied to injection molding machine, neutron oil cylinder exists
When work, shut-off valve close, the hydraulic oil of neutron oil cylinder is unable to pressure release oil return box, such as when neutron oil cylinder needs pressure release, section
Only valve is opened, and the hydraulic oil of neutron oil cylinder is by the first check valve and/or second one-way valve, finally by shut-off valve pressure release to oil
Case, to realize neutron quick pressure releasing.And if any the period of the day from 11 p.m. to 1 a.m in multichannel, multichannel can be superimposed by neutron valve plate, pressure release is only
It is achieved that with a shut-off valve.The utility model is used for injection molding machine neutron quick pressure releasing oil circuit, improves the effect of neutron pressure release
Rate, and also reduce cost.
Detailed description of the invention
Fig. 1 is the hydraulic schematic diagram of the utility model.
Diagram: 1, eject valve plate, 2, shut-off valve, 3, neutron valve plate, 4, Y type three position four-way directional control valve, 5, superposing type it is two-way
Check valve, the 6, first check valve, 7, second one-way valve, 8, oil inlet, 9, oil return opening, 10, drain tap, 11, neutron oil cylinder.
Specific embodiment
The present invention will be further illustrated below in conjunction with specific embodiments.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, in the content for having read the utility model instruction
Later, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
It please the appended claims limited range.
The embodiments of the present invention is related to a kind of neutron quick pressure releasing oil circuit applied to injection molding machine, as shown in Figure 1,
Including ejection valve plate 1, neutron valve plate 3, neutron oil cylinder 11 and fuel tank, shut-off valve 2 and neutron are installed on the ejection valve plate 1
Valve plate 3, oil inlet pipe, oil return line and drain line are provided in the ejection valve plate 1, and one end of the oil inlet pipe is returned
One end of oil pipe line and one end of drain line pass through pipeline and are connected with fuel tank, and the other end port of the oil inlet pipe is
Oil inlet 8, the other end port of the oil return line are oil return opening 9, and the other end port of the drain line is draining
Mouthfuls 10, shut-off valve 2 is provided on the pipeline that the fuel tank is connected with drain line, and control is installed on the neutron valve plate 3
Y type three position four-way directional control valve 4 that neutron oil cylinder 11 processed works, keep the superposing type two-way check valve 5 of 11 pressure of neutron oil cylinder with
And the first check valve 6 and second one-way valve 7 of quick pressure releasing, the oil inlet 8 pass through pipeline and Y type three position four-way directional control valve
4 P mouth is connected, and the oil return opening 9 is connected by pipeline with the T mouth of Y type three position four-way directional control valve 4, three four, the Y type
Lead to the A mouth of reversal valve 4 and B mouthfuls pass through pipeline and are connected with superposing type two-way check valve 5, which passes through pipe
Road is connected with the left and right chamber of neutron oil cylinder 11 respectively, the left and right chamber of the superposing type two-way check valve 5 and neutron oil cylinder 11
The first check valve 6 and second one-way valve 7, first check valve 6 and second one-way valve 7 are parallel on connected pipeline respectively
It is connected by pipeline with drain tap 10.
Embodiment
Ejection valve plate 1 is respectively oil inlet pipe, oil return line and drain line there are three pipeline, one end of oil inlet pipe,
One end of oil return line and one end of drain line pass through pipeline and are connected with fuel tank, and the other end port of oil inlet pipe is oil inlet
Mouth 8, the other end port of oil return line are oil return opening 9, and the other end port of drain line is drain tap 10, in neutron valve plate 3
On be equipped with control neutron oil cylinder 11 work 3-position 4-way direction valve 4 and keep 11 pressure of neutron oil cylinder the two-way list of superposing type
To valve 5, and for the first check valve 6 and second one-way valve 7 of quick pressure releasing.Wherein at work, shut-off valve 2 closes seed oil cylinder 11
It closing, the hydraulic oil of neutron oil cylinder 11 is unable to pressure release oil return box, such as when neutron oil cylinder 11 needs pressure release, shut-off valve 2 opened, in
The hydraulic oil of seed oil cylinder 11 is by the first check valve 6 and/or second one-way valve 7, finally by 2 pressure release of shut-off valve to fuel tank, from
And realize neutron quick pressure releasing.And if any the period of the day from 11 p.m. to 1 a.m in multichannel, multichannel can be superimposed by neutron valve plate 3, and pressure release is only used
One shut-off valve 2 achieves that.The utility model is used for injection molding machine neutron quick pressure releasing oil circuit, improves the effect of neutron pressure release
Rate, and also reduce cost.
Claims (1)
1. a kind of neutron quick pressure releasing oil circuit applied to injection molding machine, including ejection valve plate (1), neutron valve plate (3), neutron oil cylinder
(11) and fuel tank, it is characterised in that: shut-off valve (2) and neutron valve plate (3), the ejection are installed on the ejection valve plate (1)
Be provided with oil inlet pipe, oil return line and drain line in valve plate (1), one end of the oil inlet pipe, oil return line one
End and one end of drain line pass through pipeline and are connected with fuel tank, and the other end port of the oil inlet pipe is oil inlet (8),
The other end port of the oil return line is oil return opening (9), and the other end port of the drain line is drain tap (10),
It is provided on the pipeline that the fuel tank is connected with drain line shut-off valve (2), control is installed on the neutron valve plate (3)
The Y type three position four-way directional control valve (4) of neutron oil cylinder (11) work, the superposing type two-way check valve for keeping neutron oil cylinder (11) pressure
(5) and the first check valve (6) and second one-way valve (7) of quick pressure releasing, the oil inlet (8) pass through pipeline and Y type three
The P mouth of position and four-way reversing valve (4) is connected, and the oil return opening (9) passes through the T mouth phase of pipeline and Y type three position four-way directional control valve (4)
Even, A mouth of the Y type three position four-way directional control valve (4) and B mouthfuls pass through pipeline and are connected with superposing type two-way check valve (5), this is folded
Formula two-way check valve (5) are added to be connected respectively with the left and right chamber of neutron oil cylinder (11) by pipeline, the superposing type is two-way unidirectional
The first check valve (6) and second one-way valve are parallel on the pipeline that valve (5) is connected with the left and right chamber of neutron oil cylinder (11) respectively
(7), first check valve (6) and second one-way valve (7) are connected by pipeline with drain tap (10).
Priority Applications (1)
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CN201820814743.6U CN208410662U (en) | 2018-05-29 | 2018-05-29 | A kind of neutron quick pressure releasing oil circuit applied to injection molding machine |
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CN201820814743.6U CN208410662U (en) | 2018-05-29 | 2018-05-29 | A kind of neutron quick pressure releasing oil circuit applied to injection molding machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113565820A (en) * | 2021-08-11 | 2021-10-29 | 浙江旭昌昇装备科技有限公司 | Injection molding machine mould neutron pressurize pressure release oil piping system |
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2018
- 2018-05-29 CN CN201820814743.6U patent/CN208410662U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113565820A (en) * | 2021-08-11 | 2021-10-29 | 浙江旭昌昇装备科技有限公司 | Injection molding machine mould neutron pressurize pressure release oil piping system |
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