CN208330873U - A kind of Multi-cylinder synchronization structure of Close loop servo control - Google Patents
A kind of Multi-cylinder synchronization structure of Close loop servo control Download PDFInfo
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- CN208330873U CN208330873U CN201820676848.XU CN201820676848U CN208330873U CN 208330873 U CN208330873 U CN 208330873U CN 201820676848 U CN201820676848 U CN 201820676848U CN 208330873 U CN208330873 U CN 208330873U
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Abstract
The utility model relates to a kind of Multi-cylinder synchronization structures of Close loop servo control, including PLC control system, the PLC control system connection several groups hydraulic synchronization control unit, several groups hydraulic cylinder and displacement sensor, the hydraulic synchronization control unit connects high pressure sealing oil pump, and the high pressure sealing oil pump connects sheet frame group；The hydraulic cylinder is set in rack, it connects displacement sensor, hydraulic synchronization control unit, high pressure sealing oil pump and sheet frame group, the cylinder body of the hydraulic cylinder is fixed by fixation clip, and piston rod is fixed by movable pressing board, and the sheet frame is mounted on the top of hydraulic cylinder；The utility model has the advantages that realizing that sealing is once quickly opened and compressed to sheet frame by by hydraulic cylinder and drawing-plate mechanism combination, by the synchronous operation of hydraulic cylinder, realizing the opening and sealing of sheet frame, guarantee not reveal when charging；High pressure sealing oil pump is set simultaneously, the high-pressure of sheet frame group sealing is provided, reduces energy consumption, is more energy-saving and environmentally friendly.
Description
Technical field
The utility model relates to the hydraulic mechanism of filter press frame opening and closing, in particular to a kind of Close loop servo controls
Multi-cylinder synchronization structure.
Background technique
Filter press is when in use, it is necessary first to push pressure plate to compress sheet frame with hydraulic cylinder, be formed between sheet frame closed
Ability fed filtration after chamber, after filtering completion filter cake is formed, oil cylinder drives pressure plate to retract, and is then beaten by drawing-plate mechanism block-by-block
Open sheet frame discharge filter cake.The sheet frame quantity of general filter press is more, and tens pieces to up to a hundred pieces are differed, need block-by-block opening sheet frame with
Just filter cake is discharged, so the speed of the opening and closing of sheet frame directly affects the working efficiency of filter press.Common filter press, packet
Fast opening pressure filter is included, is architectural limitation, the impulse stroke of hydraulic cylinder is shorter, the width that generally one to six sheet frame is opened
Degree, efficiency are lower.
Existing Chinese patent document CN201610694567 discloses a kind of Multi-cylinder synchronous vertical filter press, main skill
Art scheme are as follows: a kind of Multi-cylinder synchronous vertical filter press, including Multi-cylinder synchronous vertical filter press include host, electrical control system
It unites, hydraulic control system system, auxiliary system, further includes synchronization mechanism on host comprising hydraulic cylinder, oil cylinder seat, filter plate pressure
Tight plate, guide post, retaining plate；Cylinder body of hydraulic oil cylinder is mounted on oil cylinder seat, guide post rigid connection oil cylinder seat and retaining plate, filter
Plate pressure plate is connect with hydraulic cylinder piston rod, and filter plate pressure plate is slidably connected with guide post, retaining plate and guide post nut
Connection, guide post upper end and oil cylinder seat connect with nut, and guide post outer circle is equipped with telescopic protective jacket, filter plate pressure plate with
Hydraulic cylinder connects, and replaceable guide sleeve is housed on filter plate pressure plate, and guide post passes through guide sleeve.It is mainly solved the problems, such as
Are as follows: the asynchronous problem of filter press compaction process oil cylinder, filter press filter board group sealed pressure are uneven.It is solved with the utility model
Problem is different.
Utility model content
The purpose of this utility model is to solve the above problems, and is provided a kind of by hydraulic cylinder and drawing-plate mechanism combination, realization
The Multi-cylinder synchronization structure of the Close loop servo control of sealing is once quickly opened and compressed to sheet frame.
To achieve the above object, the utility model provides the following technical solutions:
A kind of Multi-cylinder synchronization structure of Close loop servo control, including PLC control system, the PLC control system connection
Several groups hydraulic synchronization control unit, several groups hydraulic cylinder and displacement sensor, the hydraulic synchronization control unit connection are high
Means of press seals oil pump, the high pressure sealing oil pump connect sheet frame group；
The hydraulic cylinder is set in rack, connects displacement sensor, hydraulic synchronization control unit, high pressure sealing oil pump
And sheet frame group, the cylinder body of the hydraulic cylinder are fixed by fixation clip, piston rod is fixed by movable pressing board, the sheet frame group
Set on the top of hydraulic cylinder.
Further, the hydraulic cylinder is four groups, and the opening and sealing of sheet frame group are driven by piston rod movement.
Further, institute's displacement sensors are four groups, are separately mounted on four hydraulic cylinders, real-time detection is hydraulic
The displacement of oil cylinder, and PLC control system will be sent to after the adjusting of its signal.
Further, high-pressure needed for the high pressure sealing oil pump is used to provide the sealing of sheet frame group.
Further, the hydraulic synchronization control unit is four groups, is controlled by hydraulic Special servo motor.
The utility model has the beneficial effects that:
The utility model is by the way that it is close to realize that sheet frame is once quickly opened and compressed by hydraulic cylinder and drawing-plate mechanism combination
Envelope when piston rod stretches out, drives sheet frame group successively to open by the synchronous operation of hydraulic cylinder, when piston rod is retracted, band movable plate
Frame group closure, and high pressure conditions are switched to afterwards in place in closure, it realizes the sealing of sheet frame, guarantees not reveal when charging；It sets simultaneously
High pressure sealing oil pump is set, the high-pressure of sheet frame group sealing is provided, energy consumption is reduced, is more energy-saving and environmentally friendly；Hydraulic synchronization control is single
Member is controlled using hydraulic Special servo motor, receives the live signal from PLC control system, realizes the pressure of high pressure sealing oil pump
The real-time adjusting of power, flow.
Detailed description of the invention
In order to illustrate more clearly of the utility model embodiment technical solution, will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model in order to more clearly
Illustrate the utility model embodiment or technical solution in the prior art, for those of ordinary skill in the art, is not paying
Out under the premise of creative work, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
A kind of Multi-cylinder synchronization structure of Close loop servo control as shown in Figure 1, including PLC control system 1, the PLC
Control system 1 connects several groups hydraulic synchronization control unit 2, several groups hydraulic cylinder 4 and displacement sensor 5, described hydraulic same
It walks control unit 2 and connects high pressure sealing oil pump 3, the high pressure sealing oil pump 3 connects sheet frame group 8；
The hydraulic cylinder 4 is set in rack 9, connects displacement sensor 5, hydraulic synchronization control unit 2, high pressure sealing
The cylinder body of oil pump 3 and sheet frame group 8, the hydraulic cylinder 4 is fixed by fixation clip 7, and piston rod is fixed by movable pressing board 6,
The sheet frame group 8 is set to the top of hydraulic cylinder 4.
The hydraulic cylinder 4 is four groups, and the opening and sealing of sheet frame group 8 are driven by piston rod movement.The displacement
Sensor 5 is four groups, is separately mounted on four hydraulic cylinders 4, the displacement of real-time detection hydraulic cylinder 4, and by its signal
PLC control system 1 is sent to after adjusting.The PLC control system 1 is used to set the movement speed of hydraulic cylinder 4, and receives and
From the oil cylinder displacement of displacement sensor 5, offset deviation is calculated in real time, and adjusts the output quantity of hydraulic synchronization control unit 2, it is real
The stabilization of existing four hydraulic cylinders 4, synchronous operation.
The hydraulic synchronization control unit 2 is four groups, is all made of hydraulic Special servo motor control, receives and control from PLC
The live signal of system 1 processed realizes the real-time adjusting of the pressure, flow of high pressure sealing oil pump 3.
Four hydraulic cylinders 4, cylinder body one end are fixed on fixation clip 7, and piston rod one end of oil cylinder 4 is fixed on movable pressure
On plate 6, centerline parallel installation guarantees uniform force.Four hydraulic cylinders 4 are run simultaneously, and when piston rod stretches out, drive sheet frame
Group 8 is successively opened；When piston rod is retracted, sheet frame group 8 is driven to be closed, and switch to high pressure conditions afterwards in place in closure, realizes plate
The sealing of frame 8 guarantees not reveal when charging.When the sealed pressure that sheet frame group 8 is needed in sealing is far longer than synchronous operation
Operating pressure provides the high-pressure of the sealing of sheet frame 8 so dedicated high pressure sealing oil pump 3 is arranged from the aspect of energy conservation,
It is more energy-saving and environmentally friendly.
The utility model is by realizing hydraulic cylinder 4 and drawing-plate mechanism combination that sheet frame group 8 is primary and quickly opening and compress
Sealing.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of Multi-cylinder synchronization structure of Close loop servo control, including PLC control system (1), which is characterized in that the PLC
Control system (1) connects several groups hydraulic synchronization control unit (2), several groups hydraulic cylinder (4) and displacement sensor (5), institute
Hydraulic synchronization control unit (2) connection high pressure sealing oil pump (3) is stated, the high pressure sealing oil pump (3) connects sheet frame group (8)；
The hydraulic cylinder (4) is set on rack (9), connects displacement sensor (5), hydraulic synchronization control unit (2), high pressure
The cylinder body of sealing oil pump (3) and sheet frame group (8), the hydraulic cylinder (4) is fixed by fixation clip (7), and piston rod passes through work
Dynamic pressure plate (6) is fixed, and the sheet frame group (8) is set to the top of hydraulic cylinder (4).
2. a kind of Multi-cylinder synchronization structure of Close loop servo control according to claim 1, which is characterized in that described hydraulic
Oil cylinder (4) is four groups, and the opening and sealing of sheet frame group (8) are driven by piston rod movement.
3. a kind of Multi-cylinder synchronization structure of Close loop servo control according to claim 1, which is characterized in that the displacement
Sensor (5) is four groups, is separately mounted on four hydraulic cylinders (4), the displacement of real-time detection hydraulic cylinder (4), and will
PLC control system (1) is sent to after the adjusting of its signal.
4. a kind of Multi-cylinder synchronization structure of Close loop servo control according to claim 2, which is characterized in that the high pressure
High-pressure needed for sealing oil pump (3) is used to provide sheet frame group (8) sealing.
5. a kind of Multi-cylinder synchronization structure of Close loop servo control according to any one of claims 1 to 4, feature exist
In the hydraulic synchronization control unit (2) is four groups, is controlled by hydraulic Special servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820676848.XU CN208330873U (en) | 2018-05-06 | 2018-05-06 | A kind of Multi-cylinder synchronization structure of Close loop servo control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820676848.XU CN208330873U (en) | 2018-05-06 | 2018-05-06 | A kind of Multi-cylinder synchronization structure of Close loop servo control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330873U true CN208330873U (en) | 2019-01-04 |
Family
ID=64777020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820676848.XU Active CN208330873U (en) | 2018-05-06 | 2018-05-06 | A kind of Multi-cylinder synchronization structure of Close loop servo control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330873U (en) |
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2018
- 2018-05-06 CN CN201820676848.XU patent/CN208330873U/en active Active
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