CN108953433B - Cradle-type turntable brake gear Anti-fall hydraulic pressure maintaining unit and its working method - Google Patents
Cradle-type turntable brake gear Anti-fall hydraulic pressure maintaining unit and its working method Download PDFInfo
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- CN108953433B CN108953433B CN201811293472.5A CN201811293472A CN108953433B CN 108953433 B CN108953433 B CN 108953433B CN 201811293472 A CN201811293472 A CN 201811293472A CN 108953433 B CN108953433 B CN 108953433B
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- type turntable
- oil cylinder
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/022—Installations or systems with accumulators used as an emergency power source, e.g. in case of pump failure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention relates to hydraulic system pressure maintaining fields, specially a kind of hydraulic pressure maintaining unit and its working method for cradle-type turntable brake gear Anti-fall, this hydraulic pressure maintaining unit include: auxiliary power module, main pressure maintaining component, auxiliary pressure maintaining component, main folder locking oil cylinder and auxiliary clamp oil cylinder；Wherein the auxiliary power module is suitable for when cradle-type turntable powers off suddenly, to the DC bus and light current unit emergency service of the high voltage unit of the control system of cradle-type turntable, so that hydraulic oil respectively enters the main folder locking oil cylinder, auxiliary clamp oil cylinder in the main pressure maintaining component, auxiliary pressure maintaining component, cradle-type turntable brake gear is kept to clamp cradle-type turntable A Spindle Status.Cradle-type turntable is avoided because of security risk caused by powering off.
Description
Technical field
The present invention relates to hydraulic system pressure maintaining field, specially a kind of liquid for cradle-type turntable brake gear Anti-fall
Press pressure maintaining unit and its working method.
Background technique
Cradle-type turntable is in industrial circle with universal.
When emergency situations power-off or emergent stopping occur when carrying out circular motion for cradle-type turntable, it will cause cradle-type and turn
Because inertia falls and causes damages after the power-off of platform shaft, needs to design a kind of Anti-fall system and keep cradle-type turntable when power is off
Brake gear keeps braking torque.
Based on the above issues, need to design a kind of new hydraulic pressure maintaining list for cradle-type turntable brake gear Anti-fall
Member and its working method.
Summary of the invention
The object of the present invention is to provide a kind of hydraulic pressure maintaining unit for cradle-type turntable brake gear Anti-fall and its
Working method.
In order to solve the above-mentioned technical problems, the present invention provides a kind of liquid for cradle-type turntable brake gear Anti-fall
Press pressure maintaining unit, comprising:
Auxiliary power module, main pressure maintaining component, auxiliary pressure maintaining component, main folder locking oil cylinder and auxiliary clamp oil cylinder；Wherein
The auxiliary power module be suitable for when cradle-type turntable powers off suddenly, to cradle-type turntable control system it is strong
The DC bus and light current unit emergency service of electric unit, so that hydraulic oil in the main pressure maintaining component, auxiliary pressure maintaining component
The main folder locking oil cylinder, auxiliary clamp oil cylinder are respectively enterd, cradle-type turntable brake gear is kept to clamp cradle-type turntable A shaft-like
State.
Further, the auxiliary power module includes: capacitor cell module and UPS Uninterruptible Power Module.
Further, the capacitor cell module is connect by D.C. contactor with the DC bus；
The capacitor cell module is suitable for passing through power source charges when cradle-type turntable works normally；And
The capacitor cell module is suitable for when cradle-type turntable powers off suddenly, the electric energy of capacitor cell module release storage
To the DC bus emergency service, so that the high voltage unit continues 3S or more the time of powering.
Further, the UPS Uninterruptible Power Module connects to power supply；
The UPS Uninterruptible Power Module is suitable for powering in power cut-off to the light current unit of the control system, protects
Barrier light current unit is in external power cut-off a length of 5 minutes or more when emergency service.
Further, the main pressure maintaining component and auxiliary pressure maintaining component include: accumulator and solenoid directional control valve；Wherein
The solenoid directional control valve is suitable between truncation or turn-on accumulator and corresponding main folder locking oil cylinder, auxiliary clamp oil cylinder
Running of hydraulic power oil；And
After hydraulic oil between solenoid directional control valve turn-on accumulator and corresponding main folder locking oil cylinder, auxiliary clamp oil cylinder,
To maintain cradle-type turntable A Spindle Status by accumulator.
On the other hand, the present invention also provides a kind of hydraulic pressure maintaining units for cradle-type turntable brake gear Anti-fall
Working method,
Through auxiliary power module when cradle-type turntable powers off suddenly, to the forceful electric power list of the control system of cradle-type turntable
The DC bus and light current unit emergency service of member, so that hydraulic oil respectively enters in main pressure maintaining component, auxiliary pressure maintaining component
Main folder locking oil cylinder, auxiliary clamp oil cylinder keep cradle-type turntable brake gear to clamp cradle-type turntable A Spindle Status.
Further, the working method is suitable for using above-mentioned Anti-fall system.
Further, at the end of the brake of cradle-type turntable brake gear, by the main pressure maintaining component and auxiliary pressure maintaining component
Not off-load is truncated in interior hydraulic oil；
In the brake of cradle-type turntable brake gear, hydraulic oil is flowed into the main folder locking oil cylinder and auxiliary clamp oil cylinder,
I.e.
The main pressure maintaining component, auxiliary pressure maintaining component respectively connect main folder locking oil cylinder, auxiliary clamp oil cylinder, main pressure maintaining group
Part, auxiliary pressure maintaining component obtain hydraulic oil repairing.
The invention has the advantages that the present invention passes through auxiliary power module, main pressure maintaining component, auxiliary pressure maintaining component, master
Clamping cylinder and auxiliary clamp oil cylinder；Wherein the auxiliary power module is suitable for when cradle-type turntable powers off suddenly, to cradle
The DC bus and light current unit emergency service of the high voltage unit of the control system of formula turntable, so that the main pressure maintaining component,
Hydraulic oil respectively enters the main folder locking oil cylinder, auxiliary clamp oil cylinder in auxiliary pressure maintaining component, keeps cradle-type turntable brake dress
It sets and clamps cradle-type turntable A Spindle Status, avoid cradle-type turntable because of security risk caused by powering off.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the schematic diagram of hydraulic pressure maintaining unit according to the present invention；
Fig. 2 is the schematic diagram of capacitor cell module according to the present invention；
Fig. 3 is the schematic diagram of UPS Uninterruptible Power Module according to the present invention；
Fig. 4 is main brake structure chart according to the present invention；
Fig. 5 is auxiliary brake structure figure according to the present invention；
Fig. 6 is cradle-type turntable main view according to the present invention；
Fig. 7 is the hydraulic improved complete schematic of pressure maintaining unit according to the present invention.
In figure: 11 for main brake structure, 111 be brake ring fixing seat, 112 be main brake ring, 113 be the first turntable rotation
Axis, 114 be main inlet connector, 115 be main clamping cylinder；
12 be auxiliary brake structure, 121 be auxiliary brake ring, 122 be the second turntable rotary shaft, 123 be auxiliary oil inlet pipe
Connector, 124 are auxiliary clamping cylinder；
13 it is brake base, 14 is O-ring seal.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment 1
Fig. 1 is the schematic diagram of hydraulic pressure maintaining unit according to the present invention.
As shown in Figure 1, present embodiments providing a kind of hydraulic pressure maintaining list for cradle-type turntable brake gear Anti-fall
Member, comprising: auxiliary power module, main pressure maintaining component, auxiliary pressure maintaining component, main folder locking oil cylinder 115 and auxiliary clamp oil cylinder 124；
Wherein the auxiliary power module is suitable for when cradle-type turntable powers off suddenly, to the forceful electric power list of the control system of cradle-type turntable
The DC bus and light current unit emergency service of member, so that hydraulic oil difference in the main pressure maintaining component, auxiliary pressure maintaining component
Into the main folder locking oil cylinder 115, auxiliary clamp oil cylinder 124, cradle-type turntable brake gear is kept to clamp cradle-type turntable A axis
State；When unexpected power-off, auxiliary power module powers to the high voltage unit and light current unit of Anti-fall system, guarantees Anti-fall
System work keeps cradle-type turntable brake gear to clamp cradle-type turntable A Spindle Status, prevents because power-off leads to cradle suddenly
Formula turntable is because inertia or gravity influence continue movement and accident occur.
In the present embodiment, the auxiliary power module may include: capacitor cell module and UPS uninterruptible power supply mould
Block.
Fig. 2 is the schematic diagram of capacitor cell module according to the present invention.
As shown in Fig. 2, in the present embodiment, the capacitor cell module is connected by D.C. contactor and the DC bus
It connects；The capacitor cell module is suitable for when cradle-type turntable is worked normally through power source charges to store electric energy；Work as cradle
When formula turntable external power supply powers off suddenly, capacitor cell module discharges forceful electric power of the electric energy to cradle-type rotating platform control system of storage
The DC bus emergency service of circuit, it can be ensured that the DC bus forceful electric power circuit of cradle-type turntable continues power supply a period of time,
Duration can achieve 3S or more, can make cradle-type turntable high voltage unit delay cut-off so for a period of time, delay duration 3S with
On, hydraulic oil respectively enters the main folder locking oil cylinder 115, auxiliary clamp oil cylinder in the main pressure maintaining component, auxiliary pressure maintaining component
124 time is within 1S, therefore the delay of 3S or more is fully able to make up the reaction of cradle-type turntable brake gear brake
The time of lag powers off measure synergy by hydraulic pressure maintaining measure, electrical delay in this way to ensure that cradle-type turntable brakes
The reliability of device solves the problems, such as the hydraulic system response lag in cradle-type turntable brake gear, avoids cradle-type and turns
Platform external power supply powers off the security hidden trouble for causing turntable A aixs cylinder so to fall suddenly.
Fig. 3 is the schematic diagram of UPS Uninterruptible Power Module according to the present invention.
As shown in figure 3, in the present embodiment, the UPS Uninterruptible Power Module connects to power supply；The UPS is uninterrupted
Power module is suitable for powering in power cut-off to the light current unit of the control system；The UPS Uninterruptible Power Module can
To use off-line UPS power supply；It ensures under cradle-type turntable external power supply power blackout situation, can meet an urgent need to the light current unit
Power supply, emergency service duration can achieve 5 minutes or more, it is ensured that cradle-type turntable after cradle-type turntable external power supply powers off suddenly
The 24V light current unit of control system still be able to delay power supply five minutes or more, it is unexpected to avoid cradle-type turntable external power supply
Power off the security hidden trouble for causing turntable A aixs cylinder so to fall.
In the present embodiment, the main pressure maintaining component and auxiliary pressure maintaining component include: accumulator and solenoid directional control valve；Its
Described in solenoid directional control valve be suitable for truncation or turn-on accumulator and corresponding main folder locking oil cylinder 115, auxiliary clamp oil cylinder 124 between
Running of hydraulic power oil；And in solenoid directional control valve turn-on accumulator and corresponding main folder locking oil cylinder 115, auxiliary clamp oil cylinder 124
Between hydraulic oil after, with pass through accumulator maintain cradle-type turntable A Spindle Status.
Fig. 4 is main brake structure chart according to the present invention；
Fig. 5 is auxiliary brake structure figure according to the present invention；
Fig. 6 is cradle-type turntable main view according to the present invention.
In the present embodiment, shown Anti-fall systemic effect brakes in cradle-type turntable as shown in Figure 4, Figure 5 and Figure 6 and fills
It sets, the cradle-type turntable brake gear includes: the main brake structure 11 being mounted in the first turntable rotary shaft 113, and
The auxiliary brake structure 12 being mounted in the second turntable rotary shaft 122；The main brake structure 11 includes: to be suitable for conveying hydraulic oil
Main oil inlet pipe connector 114 and the main brake ring 112 that is mounted in the first turntable rotary shaft 113；The main brake ring 112 is arranged
In the first turntable rotary shaft 113；The auxiliary brake structure 12 includes: the auxiliary inlet connector suitable for conveying hydraulic oil
123 and the auxiliary brake ring 121 that is mounted in the second turntable rotary shaft 122；The auxiliary brake ring 121 is set in the second turntable
In rotary shaft 122；The hydraulic oil enters the master by the main oil inlet pipe connector 114, auxiliary inlet connector 123 respectively
In auxiliary clamp oil cylinder 124 in main folder locking oil cylinder 115 in brake ring 112, in auxiliary brake ring 121, to oppress the master
Brake ring 112, auxiliary brake ring 121 hold the first turntable rotary shaft 113 tightly respectively, the second turntable rotary shaft 122 generates brake
Vehicle torque；It can preferably realize that the brake of cradle-type turntable stops operation by two brake gears.
In the present embodiment, it is equipped with main folder locking oil cylinder 115 in the main brake ring 112, in the auxiliary brake ring 121
Equipped with auxiliary clamp oil cylinder 124；The main folder locking oil cylinder 115 and auxiliary clamp oil cylinder 124 are suitable for storage hydraulic oil；The main brake
Vehicle ring 112, auxiliary brake ring 121 and the first turntable rotary shaft 113, the second turntable rotary shaft are all provided between 122 outer surface
It is equipped with gap (gap can be, but not limited to be set as 0.10mm)；The hydraulic oil respectively by the main oil inlet pipe connector 114,
Auxiliary inlet connector 123 respectively enters the main folder locking oil cylinder 115, auxiliary clamp oil cylinder 124, so that the main brake ring
112, auxiliary brake ring 121 to the first turntable rotary shaft 113, the 122 direction deformation of the second turntable rotary shaft (deformation quantity can with but not
Be limited to 0.15mm, and be greater than the gap of setting), i.e., the described main brake ring 112, auxiliary brake ring 121 respectively with described first turn
Platform rotary shaft 113, the second turntable rotary shaft 122 are held tightly, and braking torque is generated；Main brake ring 112 and auxiliary brake ring 121 are together
The braking torque of generation is 1.5 to 2 times of the braking torque that single brake ring generates；When 113, second turns of the first turntable rotary shaft
When the needs of platform rotary shaft 122 start again at progress circular motion, liquid in the main folder locking oil cylinder 115 and auxiliary clamp oil cylinder 124
Pressure oil off-load, main brake ring 112, auxiliary brake ring 121 restore original state by natural resiliency, the main brake ring 112, auxiliary
The gap between brake ring 121 and the first turntable rotary shaft 113,122 outer surface of the second turntable rotary shaft is helped to restore；Main brake
What vehicle ring 112 and auxiliary brake ring 121 generated that braking torque can be faster and better together reaches braking effect.
In the present embodiment, the outside of the main brake ring 112 and auxiliary brake ring 121 is arranged with brake base 13；
The main brake structure 11 and auxiliary brake structure 12 further include: O-ring seal 14 described in several O-ring seal 14(can be 8
It is a), the O-ring seal 14 in main brake structure 11 and auxiliary brake structure 12 is divided into two groups, and is respectively sleeved at master
In the groove that the contact surface of brake ring 112 and auxiliary brake ring 121 and corresponding brake base 13 is opened up.
In the present embodiment, the main brake structure 11 further include: brake ring fixing seat 111；The brake ring fixing seat
111 are suitable for for main brake ring 112 being mounted in the first turntable rotary shaft 113；The brake ring fixing seat 111 apply also for by
Main brake ring 112 is mounted on the brake base 13 of main brake structure 11.
Embodiment 2
On the basis of embodiment 1, the present embodiment 2 also provides a kind of liquid for cradle-type turntable brake gear Anti-fall
The working method for pressing pressure maintaining unit is powered off suddenly in cradle-type turntable by auxiliary power module, is shut down or when emergent stopping, to
The DC bus and light current unit emergency service of the high voltage unit of the control system of cradle-type turntable, so that main pressure maintaining component,
Hydraulic oil respectively enters main folder locking oil cylinder 115, auxiliary clamp oil cylinder 124 in auxiliary pressure maintaining component, keeps the brake of cradle-type turntable
Device clamps cradle-type turntable A Spindle Status；I.e. No. 12 solenoid directional control valves (SS-G01-C6-R-D2-5596J) must not be electric, No. 15 liquid
Control check valve (OCP-G01-A1-3176A), which only serves unidirectional valve action, cuts main pressure maintaining component, auxiliary pressure maintaining component and fuel tank
Break, No. 28.1 in main pressure maintaining component and No. 28.2 solenoid directional control valves (EP-08W-2A-32-N-05) in auxiliary pressure maintaining component
Also must not be electric, main pressure maintaining component, auxiliary pressure maintaining component are led with the cradle-type turntable brake gear on cradle-type turntable A axis respectively
Clamping cylinder 115, auxiliary clamp oil cylinder 124 are connected, and maintain cradle-type turntable A axis by main pressure maintaining component, auxiliary pressure maintaining component
On cradle-type turntable brake gear reliable grip.
In the present embodiment, the working method is suitable for using hydraulic pressure maintaining unit described in embodiment 1.
Fig. 7 is the hydraulic improved complete schematic of pressure maintaining unit according to the present invention.
As shown in fig. 7, in the present embodiment, at the end of the cradle-type turntable brake gear brake, the cradle-type turns
Hydraulic oil off-load in main folder locking oil cylinder 115 and auxiliary clamp oil cylinder 124 in platform brake gear, the main pressure maintaining component described at this time,
Not off-load is truncated in hydraulic oil in auxiliary pressure maintaining component；I.e. No. 12 solenoid directional control valves (SS-G01-C6-R-D2-5596J) obtain electric
When, liquid in the main folder locking oil cylinder 115 and auxiliary clamp oil cylinder 124 in cradle-type turntable brake gear on cradle-type turntable A axis
Pressure oil is by A2 mouthfuls of oil return boxes, and cradle-type turntable A axis cradle-type turntable brake gear, which clamps, to be resetted, at this time in main pressure maintaining component
No. 28.1 must be electric and suitable in logic with No. 28.2 solenoid directional control valves (EP-08W-2A-32-N-05) in auxiliary pressure maintaining component
Than No. 12 solenoid directional control valves (SS-G01-C6-R-D2-5596J) are early in sequence obtains electric 1 to 2 seconds, therefore main pressure maintaining component, auxiliary are protected
Pressure component internal hydraulic oil is disconnected latching, without by A2 mouthfuls of oil return boxes, so that it is guaranteed that main folder locking oil cylinder 115 and additional lock
Main pressure maintaining component when hydraulic oil off-load, the hydraulic oil not off-load in auxiliary pressure maintaining component, turn in locking oil cylinder 124 for subsequent cradle-type
Platform is performed after shutdown command or cradle-type turntable is performed after scram button or external power supply power off suddenly, cradle-type turntable
Hydraulic system power blackout situation under, main pressure maintaining component, auxiliary pressure maintaining component can be provided for cradle-type turntable brake gear it is hydraulic
Oil is ready.
Main folder locking oil cylinder 115 when the cradle-type turntable brake gear brakes, in the cradle-type turntable brake gear
Hydraulic oil is respectively enterd with auxiliary clamp oil cylinder 124, main pressure maintaining component, auxiliary pressure maintaining component turn with the cradle-type respectively at this time
Main folder locking oil cylinder 115, the connection of auxiliary clamp oil cylinder 124 in platform brake gear obtain hydraulic oil repairing；That is No. 12 electromagnetic switch
When valve (SS-G01-C6-R-D2-5596J) must not be electric, No. 15 hydraulic control one-way valves (OCP-G01-A1-3176A) are beaten by hydraulic oil
It opens, passes through in main folder locking oil cylinder 115 and auxiliary clamp oil cylinder 124 in the cradle-type turntable brake gear on cradle-type turntable A axis
A2 mouthfuls enter hydraulic oil, cradle-type turntable A axis clamping, at this time in No. 28.1 in main pressure maintaining component and auxiliary pressure maintaining component
No. 28.2 solenoid directional control valves (EP-08W-2A-32-N-05) also must not electricity, main pressure maintaining component, auxiliary pressure maintaining component respectively with cradle
Main folder locking oil cylinder 115, auxiliary clamp oil cylinder 124 are connected in cradle-type turntable brake gear on formula turntable A axis, main pressure maintaining group
Part, auxiliary pressure maintaining component obtain hydraulic oil repairing.
In conclusion the present invention by auxiliary power module, main pressure maintaining component, auxiliary pressure maintaining component, main folder locking oil cylinder and
Auxiliary clamp oil cylinder；Wherein the auxiliary power module is suitable for the control when cradle-type turntable powers off suddenly, to cradle-type turntable
The DC bus and light current unit emergency service of the high voltage unit of system processed, so that the main pressure maintaining component, auxiliary pressure maintaining group
Hydraulic oil respectively enters the main folder locking oil cylinder, auxiliary clamp oil cylinder in part, and cradle-type turntable brake gear is kept to clamp cradle
Formula turntable A Spindle Status avoids cradle-type turntable because of security risk caused by powering off；
The hydraulic oil pressure maintaining of turntable A axis brake structure is solved the problems, such as by mechanical structure, hydraulic measure synergy；It is logical
Cross mechanical major-minor double fastener locking structure, hydraulic pressure maintaining measure, electrical delay power-off measure synergy solve A axis brake structure
Security hidden trouble caused by powering off suddenly.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (4)
1. a kind of hydraulic pressure maintaining unit for cradle-type turntable brake gear Anti-fall characterized by comprising
Auxiliary power module, main pressure maintaining component, auxiliary pressure maintaining component, main folder locking oil cylinder and auxiliary clamp oil cylinder；Wherein
The auxiliary power module is suitable for when cradle-type turntable powers off suddenly, to the forceful electric power list of the control system of cradle-type turntable
Member it is DC bus powered so as to respectively enter the main folder tightly oily for hydraulic oil in the main pressure maintaining component, auxiliary pressure maintaining component
Cylinder, auxiliary clamp oil cylinder keep cradle-type turntable brake gear to clamp cradle-type turntable A Spindle Status；
The auxiliary power module includes: capacitor cell module and UPS Uninterruptible Power Module；
The capacitor cell module is connect by D.C. contactor with the DC bus；
The capacitor cell module is suitable for passing through power source charges when cradle-type turntable works normally；And
The capacitor cell module is suitable for when cradle-type turntable powers off suddenly, and the electric energy of capacitor cell module release storage is to institute
DC bus emergency service is stated, so that the high voltage unit continues 3S or more the time of powering；
The UPS Uninterruptible Power Module connects to power supply；
The UPS Uninterruptible Power Module is suitable for powering in power cut-off to the light current unit of the control system, ensures weak
Electric unit is in external power cut-off a length of 5 minutes or more when emergency service.
2. hydraulic pressure maintaining unit according to claim 1, which is characterized in that
The main pressure maintaining component and auxiliary pressure maintaining component include: accumulator and solenoid directional control valve；Wherein
The solenoid directional control valve is suitable for truncation or the liquid between turn-on accumulator and corresponding main folder locking oil cylinder, auxiliary clamp oil cylinder
Pressure oil flowing；And it is hydraulic between solenoid directional control valve turn-on accumulator and corresponding main folder locking oil cylinder, auxiliary clamp oil cylinder
After oil, to maintain cradle-type turntable A Spindle Status by accumulator.
3. a kind of work side for the hydraulic pressure maintaining unit of cradle-type turntable brake gear Anti-fall as described in claim 1
Method, which is characterized in that
Through auxiliary power module when cradle-type turntable powers off suddenly, the DC bus to the control system of cradle-type turntable is tight
Anxious power supply is protected so that hydraulic oil respectively enters main folder locking oil cylinder, auxiliary clamp oil cylinder in main pressure maintaining component, auxiliary pressure maintaining component
It holds cradle-type turntable brake gear and clamps cradle-type turntable A Spindle Status.
4. working method according to claim 3, which is characterized in that
At the end of the brake of cradle-type turntable brake gear, the hydraulic oil in the main pressure maintaining component and auxiliary pressure maintaining component is cut
Disconnected not off-load；
In the brake of cradle-type turntable brake gear, hydraulic oil is flowed into the main folder locking oil cylinder and auxiliary clamp oil cylinder, i.e.,
The main pressure maintaining component, auxiliary pressure maintaining component connect supplement hydraulic oil to main folder locking oil cylinder, auxiliary clamp oil cylinder respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811293472.5A CN108953433B (en) | 2018-11-01 | 2018-11-01 | Cradle-type turntable brake gear Anti-fall hydraulic pressure maintaining unit and its working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811293472.5A CN108953433B (en) | 2018-11-01 | 2018-11-01 | Cradle-type turntable brake gear Anti-fall hydraulic pressure maintaining unit and its working method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108953433A CN108953433A (en) | 2018-12-07 |
| CN108953433B true CN108953433B (en) | 2019-02-05 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109940395A (en) * | 2019-05-23 | 2019-06-28 | 江苏新瑞重工科技有限公司 | Nine axis control five-axle linkage bridge-type machining center and turn-milling complex machining center |
| CN111288029B (en) * | 2020-01-22 | 2022-10-04 | 武汉船用机械有限责任公司 | Brake hydraulic control system |
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| CN108953433A (en) | 2018-12-07 |
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