CN208619433U - Shield pipe sheet assembling machine follow-up hydraulic control system - Google Patents
Shield pipe sheet assembling machine follow-up hydraulic control system Download PDFInfo
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- CN208619433U CN208619433U CN201821156672.1U CN201821156672U CN208619433U CN 208619433 U CN208619433 U CN 208619433U CN 201821156672 U CN201821156672 U CN 201821156672U CN 208619433 U CN208619433 U CN 208619433U
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Abstract
The utility model discloses shield pipe sheet assembling machine follow-up hydraulic control systems, including 4 hydraulic control systems, the hydraulic control system includes servo antrol solenoid valve, three position four-way directional control valve, the first hydraulic control one-way valve, the second hydraulic control one-way valve, the first one-way throttle valve, the second one-way throttle valve and oil cylinder, the three position four-way directional control valve connects the first hydraulic control one-way valve, the hydraulic control one-way valve connects one-way throttle valve, the one-way throttle valve connects oil cylinder, and the servo antrol solenoid valve connects on the connecting line between one-way throttle valve and oil cylinder.Single cylinder adjustment section of jurisdiction posture, and easy to operate, safety, accurate positioning may be implemented in the servo-actuated fine tuning hydraulic control system of the shield pipe sheet assembling machine of the utility model.
Description
Technical field
It is specific to design the control of shield pipe sheet assembling machine follow-up hydraulic the utility model relates to tunnel construction apparatus field
System.
Background technique
Duct piece assembling machine is used to assembled lining segment, is to have oscilaltion, front and back flat the machinery of pipe sheet assembling cyclization
Seven kinds of shifting, positive and negative revolution, pitching, rolling, swing, locking movements.Various movements carry out special adjusting control so that section of jurisdiction
It can be accurately in place.Section of jurisdiction snatch head center machinery pin locked and after being lifted up section of jurisdiction, need it is left front, left back, right before, it is right after four
A support cylinder stretching holds out against section of jurisdiction, fixes section of jurisdiction position, section of jurisdiction is avoided to shake, therefore the still most dependence of section of jurisdiction fine adjustment of attitude
It is individually controlled between four oil cylinders, cooperating just is able to achieve positioning.For example section of jurisdiction comes back when adjusting, it is necessary to first will be left front and right
The first two oil cylinder retraction, make have gap between section of jurisdiction inner face and the two oil cylinders, could carry out again opposite it is left back and right after two
A oil cylinder stretching holds out against, adjusts fixed movement, final to realize the micro-adjustment of section of jurisdiction new line.Entire action process is cumbersome, adjustment is primary
Section of jurisdiction must lean between four oil cylinders that expanding-contracting action is just able to achieve respectively, if once adjusted not in place, it is necessary to carry out after first contracting
It stretches and does again from the beginning, and first contracting extendes back and means that section of jurisdiction can be in active state, there are security risks.
In the prior art, Chinese patent CN201610714412.0 discloses a kind of " shield pipe sheet assembling machine hydraulic control
System ", the system include longitudinal duct piece assembling machine, radial direction and circumferential direction hydraulic control system and posture hydraulic control system and grab
Hydraulic control system is held, the electro-hydraulic proportional multi-way valve compensated using bringing onto load realizes far distance control or remote control using electric signal.
The motion process of entire pipe sheet assembling has been comprehensively considered when the hydraulic control system design, is not only able to achieve fully automated control,
And can be accurately positioned, it can be controlled for the hydraulic-driven of different type shield segment assembling and reference is provided.But the hydraulic control
System structure is complicated, and during finely tuning to section of jurisdiction, still uses traditional adjustment method, divides support cylinder
It Kong Zhi not debug, such complex steps, and debug slow.
Utility model content:
In view of the shortcomings of the prior art, the utility model provides a kind of single cylinder adjustment section of jurisdiction posture, easy to operate, safe,
The shield pipe sheet assembling machine follow-up hydraulic control system of accurate positioning.
Technical problem to be solved in the utility model is realized using following technical scheme:
Shield pipe sheet assembling machine follow-up hydraulic control system, including 4 hydraulic control systems, the hydraulic control system packet
Include servo antrol solenoid valve, three position four-way directional control valve, the first hydraulic control one-way valve, the second hydraulic control one-way valve, the first one-way throttle valve,
Second one-way throttle valve and oil cylinder, the first oil outlet of the three position four-way directional control valve and the oil inlet of the first hydraulic control one-way valve connect
It connects, the oil outlet of first hydraulic control one-way valve is connect with the oil inlet of the first one-way throttle valve, first one-way throttle valve
Oil outlet and oil cylinder rodless cavity oil inlet connect；The second oil outlet and the second fluid-control one-way of the three position four-way directional control valve
The oil inlet of valve connects, and the oil outlet of second hydraulic control one-way valve is connect with the oil inlet of the second one-way throttle valve, and described the
The oil outlet of two one-way throttle valves and the rod chamber oil inlet of oil cylinder connect；The oil inlet of the servo antrol solenoid valve is connected to
On connecting line between first one-way throttle valve and oil cylinder, the oil outlet of the servo antrol solenoid valve and returning for master control oil circuit
Hydraulic fluid port connection.
As a kind of optimization of the utility model, the hydraulic control system further includes the first overflow valve and the second overflow
Valve, the oil outlet of first overflow valve are connect with the first one-way throttle valve oil inlet, the oil outlet of first overflow valve with
The oil return opening of master control oil circuit connects；The oil inlet of second overflow valve is connect with the oil outlet of servo antrol solenoid valve, described
The oil outlet of second overflow valve is connect with the oil return opening of master control oil circuit.
As a kind of optimization of the utility model, the hydraulic control system further includes that the first pressure measuring tie-in and second survey pressure
Connector, first pressure measuring tie-in are mounted on the connecting line between the first one-way throttle valve and oil cylinder, and described second surveys pressure
Connector is mounted on the connecting line between servo antrol solenoid valve and the second overflow valve.
The utility model has the beneficial effects that:
The servo-actuated fine tuning hydraulic control system of the shield pipe sheet assembling machine of the utility model uses 4 oil cylinder servo antrols, when 4
When a oil cylinder wherein has oil cylinder activity, remaining oil cylinder can take corresponding movement, such as when section of jurisdiction needs to bend down, before 2
A oil cylinder stretches out, and 2 oil cylinders just automatic retracted below, and when needing to adjust the angle at one of angle, corresponding oil cylinder is stretched
Out, remaining oil cylinder automatic retracted, and oil cylinder is remained while being moved, and is simultaneously stopped, and ensures that oil cylinder in this way
Between flexible amplitude it is consistent, remain shield duct piece and stablize motionless, must bounce back oil cylinder before solving the problems, such as adjustment, together
When avoid the insecurity factor that section of jurisdiction pose adjustment is in active state, can control independent oil cylinder to stretch adjustment section of jurisdiction appearance
State, easy to operate, safety, accurate positioning.
Detailed description of the invention
Fig. 1 is the schematic diagram of the shield pipe sheet assembling machine follow-up hydraulic control system of the utility model；
Fig. 2 is the structural schematic diagram of the shield pipe sheet assembling machine mechanical hoisting head of the utility model.
Appended drawing reference: 1, servo antrol solenoid valve；2, three position four-way directional control valve；3, the first hydraulic control one-way valve；4, first is single
To throttle valve；5, the second hydraulic control one-way valve；6, the second one-way throttle valve；7, oil cylinder；8, the first overflow valve；9, the second overflow valve；
10, the first pressure measuring tie-in；11, the second pressure measuring tie-in；12, mechanical hoisting head.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model:
As shown in Figure 1, shield pipe sheet assembling machine follow-up hydraulic control system, including 4 hydraulic control systems, it is described hydraulic
Control system include servo antrol solenoid valve 1, three position four-way directional control valve 2, the first hydraulic control one-way valve 3, the second hydraulic control one-way valve 5,
First one-way throttle valve 4, the second one-way throttle valve 6 and oil cylinder 7, the first oil outlet and first of the three position four-way directional control valve 2
The oil inlet of hydraulic control one-way valve 3 connects, the oil inlet of the oil outlet of first hydraulic control one-way valve 3 and the first one-way throttle valve 4
Connection, the oil outlet of first one-way throttle valve 4 are connect with the rodless cavity oil inlet of oil cylinder 7；The three position four-way directional control valve 2
The second oil outlet connect with the oil inlet of the second hydraulic control one-way valve 5, the oil outlet of second hydraulic control one-way valve 5 and second single
It is connected to the oil inlet of throttle valve 6, the oil outlet of second one-way throttle valve 6 is connect with the rod chamber oil inlet of oil cylinder 7；Institute
The oil inlet for stating servo antrol solenoid valve 1 is connected on the connecting line between the first one-way throttle valve 4 and oil cylinder 7, it is described with
The oil outlet of dynamic control solenoid valve 1 is connect with the oil return inlet T of master control oil circuit.
In addition, the hydraulic control system further includes the first overflow valve 8, the second overflow valve 9, the first pressure measuring tie-in 10 and
The oil outlet of two pressure measuring tie-ins 11, first overflow valve 8 is connect with 4 oil inlet of the first one-way throttle valve, first overflow
The oil return opening of the oil outlet of valve 8 and master control oil circuit connects T and connects；The oil inlet of second overflow valve 9 and servo antrol solenoid valve 1
Oil outlet connection, the oil outlet of second overflow valve 9 are connect with the oil return inlet T of master control oil circuit；First pressure measuring tie-in 10
It is mounted on the connecting line between the first one-way throttle valve 4 and oil cylinder 7, second pressure measuring tie-in 11 is mounted on servo antrol
On connecting line between solenoid valve 1 and the second overflow valve 9.
As shown in Fig. 2, the shield pipe sheet assembling machine includes mechanical hoisting head 12 and 4 oil cylinder 7, the oil cylinder 7 divides
Cloth is mounted on 12 surrounding of mechanical hoisting head.
Utility model works principle (by taking section of jurisdiction bends down fine tuning as an example): shield pipe sheet assembling machine mechanical hoisting head first
12 lift, and four oil cylinders 7 stretching of hoisting head surrounding distribution is withstood section of jurisdiction and fixed, and four support cylinders 7 are in half and stretch out at this time
State；Fine adjustment of attitude, when section of jurisdiction needs to bend down, the liquid of two oil cylinders 7 before shield pipe sheet assembling machine then are carried out to section of jurisdiction
In pressure control system three position four-way directional control valve 2 it is electric after start operation, oil enter oil cylinder 7 without in thick stick chamber, control front
Two oil cylinders 7 increase stretching amplitudes, while servo antrol solenoid valve 1 must be electric in the hydraulic control system of two oil cylinders 7 below, by
In the top power that section of jurisdiction front end is downward by the oil cylinder 7 of front two, causes section of jurisdiction rear end to oppress subsequent two oil cylinders 7, cause oil
Oil stream in 7 rodless cavity of cylinder is flowed out from servo antrol solenoid valve 1, thus realize that two oil cylinders 7 bounce back below, this completes
Section of jurisdiction bends down movement.The three position four-way directional control valve 2 of any oil cylinder 7 it is electric, then the corresponding following-up electromagnetic valve of oil cylinder 7 is not
It is electric, the corresponding following-up electromagnetic valve of other oil cylinders 7 all it is electric, it is possible to realize the servo antrol between oil cylinder 7, ensure that
The balance and stability of section of jurisdiction.
The servo-actuated fine tuning hydraulic control system of the shield pipe sheet assembling machine of the utility model uses 47 servo antrols of oil cylinder, when
When 4 oil cylinders 7 wherein have the activity of oil cylinder 7, remaining oil cylinder 7 can take corresponding movement, such as when section of jurisdiction needs to bend down, preceding
2 oil cylinders 7 in face stretch out, and 2 oil cylinders 7 just automatic retracted below, when needing to adjust the angle at one of angle, corresponding oil
Cylinder 7 stretches out, and 7 automatic retracted of remaining oil cylinder, and oil cylinder 7 is remained while being moved, and is simultaneously stopped, and can thus be protected
The flexible amplitude demonstrate,proved between oil cylinder 7 is consistent, remains shield duct piece and stablizes motionless, must bounce back oil cylinder 7 before solving adjustment
Problem, while avoiding the insecurity factor that section of jurisdiction pose adjustment is in active state, independent oil cylinder 7 can control to stretch tune
Homogeneous tube piece posture, easy to operate, safety, accurate positioning.
It will be apparent to those skilled in the art that can make various other according to the above description of the technical scheme and ideas
Corresponding change and deformation, and all these changes and deformation all should belong to the protection of the utility model claims
Within the scope of.
Claims (3)
1. shield pipe sheet assembling machine follow-up hydraulic control system, it is characterised in that: described hydraulic including 4 hydraulic control systems
Control system includes servo antrol solenoid valve, three position four-way directional control valve, the first hydraulic control one-way valve, the second hydraulic control one-way valve, first
One-way throttle valve, the second one-way throttle valve and oil cylinder, the first oil outlet and the first fluid-control one-way of the three position four-way directional control valve
The oil inlet of valve connects, and the oil outlet of first hydraulic control one-way valve is connect with the oil inlet of the first one-way throttle valve, and described the
The oil outlet of one one-way throttle valve and the rodless cavity oil inlet of oil cylinder connect；Second oil outlet of the three position four-way directional control valve with
The oil inlet of second hydraulic control one-way valve connects, the oil outlet of second hydraulic control one-way valve and the oil inlet of the second one-way throttle valve
Connection, the oil outlet of second one-way throttle valve and the rod chamber oil inlet of oil cylinder connect；The servo antrol solenoid valve
Oil inlet is connected on the connecting line between the first one-way throttle valve and oil cylinder, the oil outlet of the servo antrol solenoid valve with
The oil return opening of master control oil circuit connects.
2. shield pipe sheet assembling machine follow-up hydraulic control system according to claim 1, it is characterised in that: the hydraulic control
System processed further includes the first overflow valve and the second overflow valve, the oil outlet of first overflow valve and the first one-way throttle valve oil inlet
Mouth connection, the oil outlet of first overflow valve are connect with the oil return opening of master control oil circuit；The oil inlet of second overflow valve with
The oil outlet of servo antrol solenoid valve connects, and the oil outlet of second overflow valve is connect with the oil return opening of master control oil circuit.
3. shield pipe sheet assembling machine follow-up hydraulic control system according to claim 1, it is characterised in that: the hydraulic control
System processed further includes the first pressure measuring tie-in and the second pressure measuring tie-in, first pressure measuring tie-in be mounted on the first one-way throttle valve with
On connecting line between oil cylinder, second pressure measuring tie-in is mounted on the company between servo antrol solenoid valve and the second overflow valve
Adapter tube road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156672.1U CN208619433U (en) | 2018-07-20 | 2018-07-20 | Shield pipe sheet assembling machine follow-up hydraulic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156672.1U CN208619433U (en) | 2018-07-20 | 2018-07-20 | Shield pipe sheet assembling machine follow-up hydraulic control system |
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| Publication Number | Publication Date |
|---|---|
| CN208619433U true CN208619433U (en) | 2019-03-19 |
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ID=65706491
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821156672.1U Active CN208619433U (en) | 2018-07-20 | 2018-07-20 | Shield pipe sheet assembling machine follow-up hydraulic control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026869A (en) * | 2018-07-20 | 2018-12-18 | 中船重型装备有限公司 | A kind of servo-actuated fine tuning hydraulic control system of shield pipe sheet assembling machine |
| CN110284891A (en) * | 2019-07-09 | 2019-09-27 | 浙江大学 | A kind of active shield machine telescopic oscillating system |
-
2018
- 2018-07-20 CN CN201821156672.1U patent/CN208619433U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026869A (en) * | 2018-07-20 | 2018-12-18 | 中船重型装备有限公司 | A kind of servo-actuated fine tuning hydraulic control system of shield pipe sheet assembling machine |
| CN110284891A (en) * | 2019-07-09 | 2019-09-27 | 浙江大学 | A kind of active shield machine telescopic oscillating system |
| CN110284891B (en) * | 2019-07-09 | 2020-06-16 | 浙江大学 | Active shield constructs flexible swing system of machine |
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