CN108980233A - A kind of electrichydraulic control formula machinery wheel body lockable mechanism - Google Patents
A kind of electrichydraulic control formula machinery wheel body lockable mechanism Download PDFInfo
- Publication number
- CN108980233A CN108980233A CN201811101440.0A CN201811101440A CN108980233A CN 108980233 A CN108980233 A CN 108980233A CN 201811101440 A CN201811101440 A CN 201811101440A CN 108980233 A CN108980233 A CN 108980233A
- Authority
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- China
- Prior art keywords
- wheel body
- control formula
- slide bar
- hydraulic
- formula machinery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
- F16D49/16—Brakes with two brake-blocks
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H6/00—Buildings for parking cars, rolling-stock, aircraft, vessels or like vehicles, e.g. garages
- E04H6/08—Garages for many vehicles
- E04H6/12—Garages for many vehicles with mechanical means for shifting or lifting vehicles
- E04H6/16—Garages shaped as a wheel or drum rotatable about a horizontal axis
-
- 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
-
- 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
-
- 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
- F16D2125/00—Components of actuators
- F16D2125/18—Mechanical mechanisms
- F16D2125/20—Mechanical mechanisms converting rotation to linear movement or vice versa
- F16D2125/22—Mechanical mechanisms converting rotation to linear movement or vice versa acting transversely to the axis of rotation
- F16D2125/28—Cams; Levers with cams
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention relates to machinery to rotate control field, more specifically, it is related to a kind of electrichydraulic control formula machinery wheel body lockable mechanism, applied to mechanical wheel body rotation stop, mechanical wheel body is equipped with fulcrum bearing, including latch assembly and hydraulic pressure drive control system mechanism, and latch assembly sliding is set in fulcrum bearing, side is contacted with mechanical wheel body, and the other side is flexibly connected with hydraulic pressure drive control system mechanism and with hydraulic pressure drive control system mechanism kinematic.The rotation and locking orientation problem of this lockable mechanism solution large rotary wheel.Combination is connected using hydraulic drive, cam mechanism and latch assembly, is manipulated by PLC, according to turntable specific size, the rotation stop angle of adjust automatically latch assembly, there are the advantages such as the simple, good reliability of structure.
Description
Technical field
The present invention relates to machinery to rotate control field, more particularly, to a kind of electrichydraulic control formula machinery wheel body locking machine
Structure.
Background technique
To solve the problems, such as that parking stall is few, parking difficulty, there is the large-scale parking apparatus using three-dimensional rotating disc type at present, but large-scale turns
The structure of wheel is big, and quality and inertia are all bigger, it is not easy to solve the problems, such as rotation stop.Mechanical rotation stop chain or rotation stop are relied primarily at present
Limitation runner is brought, but this rotation stop mode consumes abrasion greatly, and be easy to skid, rotation stop is unreliable.So in order to preferably
The rotation and rotation stop for controlling large rotary wheel need a kind of relatively reliable rotation preventive mechanism.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above, provides a kind of electrichydraulic control formula machinery wheel body
Lockable mechanism solves the rotation and locking orientation problem of large rotary wheel.It is connected using hydraulic drive, cam mechanism with latch assembly
Combination, is manipulated by PLC, according to turntable specific size, the rotation stop angle of adjust automatically latch assembly, has structure letter
The advantages such as list, good reliability.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of electrichydraulic control formula machinery wheel body lockable mechanism is applied to mechanical wheel body rotation stop, and the machinery wheel body is equipped with fulcrum bearing,
Including latch assembly and hydraulic pressure drive control system mechanism, the latch assembly sliding is set in fulcrum bearing, and side connects with mechanical wheel body
Touching, the other side is flexibly connected with the hydraulic pressure drive control system mechanism and with hydraulic pressure drive control system mechanism kinematic.Wherein, fulcrum bearing is used
In supporting mechanical wheel body, it is the installation foundation part of entire retaining mechanism, is machined with cylindrical hole in fulcrum bearing, cylindrical hole is mainly used to
Latch assembly and hydraulic pressure drive control system mechanism are placed in installation.
Further, the latch assembly is flexibly connected with hydraulic pressure drive control system mechanism by cam mechanism.
Further, the latch assembly includes brake(-holder) block, slide bar and driven roller, brake(-holder) block be set to slide bar one end and with
Slide bar is hinged, and the driven roller is rotatablely connected with the slide bar other end and is close to hydraulic pressure drive control system mechanism.Slide bar is loaded on bearing
It can slide in the cylindrical hole of seat and along hole, it is outer end with the hinged one end of brake(-holder) block that being rotatablely connected one end with driven roller, which is inner end,.
Further, the hydraulic pressure drive control system mechanism includes hydraulic cylinder and cam contour axis, cam contour axis with it is hydraulic
The piston rod of cylinder is fixedly connected;The contour surface of the cam contour axis is bonded with driven roller, forms cam drive.Cam wheel
Vertical design between wide axis and slide bar, body profile are bonded with driven roller, are moved back and forth by the piston rod of hydraulic cylinder, cam
Profile axis pushes driven roller, and slide bar realization is made to slidably reciprocate.
Further, the body profile of the cam contour axis is slope.Body profile is broadly divided into low level, slope and height
Position, low level and a high position are relatively gentle.When cam contour axis pushes driven roller to a slope high position, slide bar is slided outward
Out, so that brake(-holder) block be made to compress mechanical wheel body, locking is realized;Conversely, when cam contour axis pushes driven roller to slope low level
When, mechanical wheel body unlock.
Further, the hydraulic pressure drive control system mechanism further includes PLC and solenoid valve, and hydraulic cylinder, solenoid valve are electric with PLC
Connection.In addition, hydraulic pressure drive control system mechanism further includes fuel tank, filter, oil pump, throttle valve, pressure limiting valve, three position four-way electromagnetic valve
Hydraulic Elements are waited, are connected between Hydraulic Elements by oil pipe, solenoid valve is connect by electric wire with PLC, controls solenoid valve by PLC
Switch, so that the piston rod for controlling hydraulic cylinder is movable back and forth.
Further, the hydraulic pressure drive control system mechanism further includes pressure sensor, and pressure sensor is set to hydraulic cylinder simultaneously
It is electrically connected with PLC, for detecting whether brake force reaches boundary value.When braking to mechanical wheel body, cam contour is needed
Axis is pushed driven roller to a high position and is fixed, and in order to preferably control braking effect, is measured using pressure sensor hydraulic
The real-time pressure of cylinder provides correlation values to PLC.
Further, the braking surface of the brake(-holder) block is cambered surface, is additionally provided on slide bar and turns for limiting brake(-holder) block small range
Dynamic spacer pin.Brake(-holder) block is to increase contact area to show consideration for close with mechanical wheel as much as possible using cambered surface.
Further, the outer surface of the slide bar is enclosed with wearing layer.For the service life of extend as far as possible slide bar, institute
To wrap up one layer of wearing layer in slide bar outer surface.
Further, the latch assembly shares two groups, and is symmetrical set.Two groups of latch assemblies are symmetrical arranged, therefore
Corresponding hydraulic cylinder is also symmetrical arranged with cam contour axis, by three position four-way electromagnetic valve and PLC, controls the movement shape of hydraulic cylinder
State.
Compared with prior art, advantageous effect of the invention is: 1) it is by brake(-holder) block and slide bar hinged, there is good make by oneself
Position property guarantees that brake(-holder) block contacts well with turntable;2) using cam contour high-low-position it is relatively gentle so that brake(-holder) block have it is certain
Self-locking performance reduces the high-pressure work of hydraulic cylinder and oil pump, provides efficiency;3) it is driven using cam mechanism, effectively reduces and rub
Scouring damage;4) it is operated by PLC, utilizes automation control;5) the configuration of the present invention is simple, parts member are at low cost, and
Convenient for later maintenance.
Detailed description of the invention
Fig. 1 is the installation diagram of mechanical wheel body.
Fig. 2 is the partial enlarged view of fulcrum bearing.
Fig. 3 is the connection figure of hydraulic pressure drive control system mechanism of the present invention.
Fig. 4 is the partial sectional view of latch assembly of the present invention.
Wherein, 1 mechanical wheel body, 2 fulcrum bearings, 3 brake(-holder) blocks, 4 slide bars, 5 driven rollers, 6 spacer pins, 7 single-piston rods are hydraulic
Cylinder, 8 cam contour axis, 9 fuel tanks, 10 filters, 11 oil pumps, 12 throttle valves, 13 pressure limiting valves, 14 three position four-way electromagnetic valves, 15 is living
Stopper rod, 16 wearing layers.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent;In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product;To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing
Illustrate, should not be understood as the limitation to this patent.
Below by specific embodiment, and in conjunction with attached drawing, technical scheme of the present invention is further described:
Embodiment 1
As shown in Figure 1, the present embodiment is applied to 1 rotation stop of mechanical wheel body, mechanical wheel body 1 is equipped with fulcrum bearing 2, and fulcrum bearing 2 is entire
The installation foundation part of retaining mechanism.Present embodiments provide a kind of 1 lockable mechanism of electrichydraulic control formula machinery wheel body, including locking group
Part and hydraulic pressure drive control system mechanism, latch assembly sliding are set in fulcrum bearing 2, and side is contacted with mechanical wheel body 1, and the other side passes through
Cam mechanism is flexibly connected with hydraulic pressure drive control system mechanism, and with hydraulic pressure drive control system mechanism kinematic.Wherein, latch assembly has two
Group is symmetrical set.
Specifically, latch assembly includes brake(-holder) block 3, slide bar 4, driven roller 5 and rotates for limiting 3 small range of brake(-holder) block
Spacer pin 6, brake(-holder) block 3 is set to 4 one end of slide bar and hinged with slide bar 4, and driven roller 5 and 4 other end of slide bar are rotatablely connected simultaneously
It is close to hydraulic pressure drive control system mechanism.Cylindrical hole of the slide bar 4 loaded on fulcrum bearing 2 is interior and can slide along hole, rotates and connects with driven roller 5
Connecing one end is inner end, is outer end with the hinged one end of brake(-holder) block 3.Wherein, the braking surface of brake(-holder) block 3 is cambered surface, the outer surface of slide bar 4
Also it is enclosed with wearing layer 16.
Specifically, hydraulic pressure drive control system mechanism includes two 15 hydraulic cylinders 7 of single-piston rod, cam contour axis 8, fuel tank 9, mistake
Filter 10,11, two throttle valves 12 of oil pump, pressure limiting valve 13, two three position four-way electromagnetic valves 14, pressure sensor and PLC such as scheme
Shown in 4, the above Hydraulic Elements are connected by oil pipe, solenoid valve 1et, 2et, 3et, 4et on two three position four-way electromagnetic valves 14
By electric wire and the PLC of control system connection, pressure sensor is set to hydraulic cylinder and is electrically connected with PLC, for detecting brake force
Whether boundary value is reached.
In addition, there are two orthogonal cylindrical holes, the cylindrical hole of vertical direction to install slide bar 4, water for processing in fulcrum bearing 2
Square to cylindrical hole install cam contour axis 8.
Specifically, the piston rod 15 of two 15 hydraulic cylinders 7 of single-piston rod is fixedly connected with cam contour axis 8 respectively, and is in
It is arranged symmetrically, meanwhile, the contour surface of two sides cam contour axis 8 is bonded with corresponding driven roller 5, forms cam drive machine
Structure.Body profile is broadly divided into low level, slope and a high position, and low level and a high position are relatively gentle, when cam contour axis 8 will be driven
When idler wheel 5 pushes a slope high position to, slide bar 4 skids off outward, so that brake(-holder) block 3 be made to compress mechanical wheel body 1, realizes locking;Conversely,
When cam contour axis 8 pushes driven roller 5 to slope low level, mechanical wheel body 1 is unlocked.
The working principle of this lockable mechanism is as follows: this lockable mechanism is designed to that each mechanical wheel body 1 installs a fulcrum bearing
2, two lockable mechanisms are installed, two brake(-holder) blocks 3 are symmetrically installed in each fulcrum bearing 2.
When carrying out locking to mechanical wheel body 1, PLC controls solenoid valve 2et and 3et and is powered, and hydraulic cylinder rear end oil inlet has bar
Oil is brought out, the piston rod 15 of left hydraulic cylinder moves downward, and the piston rod 15 of right hydraulic cylinder moves right, as shown in Figure 3;It is left hydraulic
The piston rod 15 of cylinder drives cam contour axis 8 to move downward, and pushes slide bar 4 to move to a high position from cam contour, and drive braking
3 pairs of piece mechanical wheel bodys 1 contact, and generate brake force, as shown in Figure 2;When brake force reaches specified value, it is mounted on the high pressure of hydraulic cylinder
Pressure sensor conducting, PLC control solenoid valve 2et and 3et and have a power failure, and reversal valve is in middle position, 11 off-load of oil pump, at this moment by cam
The locking of the self-locking performance holding mechanism of profile.
When being unlocked to mechanical wheel body 1, PLC controls solenoid valve 1et and 4et and is powered.Hydraulic cylinder rod end oil inlet, no bar
Oil is brought out, the piston rod 15 of left hydraulic cylinder moves right, and the piston rod 15 of right hydraulic cylinder moves downward, the piston rod of left hydraulic cylinder
15 drive cam contour axis 8 move right, and push slide bar 4 under Gravitative Loads to lower position from cam contour, and drive system
Movable plate 3 is separated with mechanical wheel body 1, and brake force releases.When brake force drops to specified value, the low pressure for being mounted on hydraulic cylinder is passed
Sensor conducting, PLC control solenoid valve 1et and 4et and have a power failure, and reversal valve is in middle position, and unlock is completed in 11 off-load of oil pump.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of electrichydraulic control formula machinery wheel body lockable mechanism, is applied to mechanical wheel body rotation stop, the machinery wheel body is equipped with bearing
Seat, it is characterised in that: including latch assembly and hydraulic pressure drive control system mechanism, the latch assembly sliding is set in fulcrum bearing, and one
Side is contacted with mechanical wheel body, and the other side is flexibly connected with the hydraulic pressure drive control system mechanism and transports with hydraulic pressure drive control system mechanism
It is dynamic.
2. a kind of electrichydraulic control formula machinery wheel body lockable mechanism according to claim 1, it is characterised in that: the locking group
Part is flexibly connected with hydraulic pressure drive control system mechanism by cam mechanism.
3. a kind of electrichydraulic control formula machinery wheel body lockable mechanism according to claim 1, it is characterised in that: the locking group
Part includes brake(-holder) block, slide bar and driven roller, and brake(-holder) block is set to slide bar one end and, the driven roller and slide bar hinged with slide bar
The other end is rotatablely connected and is close to hydraulic pressure drive control system mechanism.
4. a kind of electrichydraulic control formula machinery wheel body lockable mechanism according to claim 3, it is characterised in that: the hydraulic biography
Dynamic control mechanism includes hydraulic cylinder and cam contour axis, and cam contour axis is fixedly connected with the piston rod of hydraulic cylinder;The cam
The contour surface of profile axis is bonded with driven roller, forms cam drive.
5. a kind of electrichydraulic control formula machinery wheel body lockable mechanism according to claim 4, it is characterised in that: the cam wheel
The body profile of wide axis is slope.
6. a kind of electrichydraulic control formula machinery wheel body lockable mechanism according to claim 4, it is characterised in that: the hydraulic biography
Dynamic control mechanism further includes PLC and solenoid valve, and hydraulic cylinder, solenoid valve are electrically connected with PLC.
7. a kind of electrichydraulic control formula machinery wheel body lockable mechanism according to claim 6, it is characterised in that: the hydraulic biography
Dynamic control mechanism further includes pressure sensor, and pressure sensor is set to hydraulic cylinder and is electrically connected with PLC, is for detecting brake force
No arrival upper limit value.
8. according to a kind of described in any item electrichydraulic control formula machinery wheel body lockable mechanisms of claim 3-7, it is characterised in that: institute
The braking surface for stating brake(-holder) block is cambered surface, and the slide bar is additionally provided with the spacer pin for limiting the rotation of brake(-holder) block small range.
9. according to a kind of described in any item electrichydraulic control formula machinery wheel body lockable mechanisms of claim 3-7, it is characterised in that: institute
The outer surface for stating slide bar is enclosed with wearing layer.
10. a kind of electrichydraulic control formula machinery wheel body lockable mechanism according to claim 1-7, it is characterised in that:
The latch assembly shares two groups, and is symmetrical set.
Priority Applications (1)
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CN201811101440.0A CN108980233A (en) | 2018-09-20 | 2018-09-20 | A kind of electrichydraulic control formula machinery wheel body lockable mechanism |
Applications Claiming Priority (1)
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CN201811101440.0A CN108980233A (en) | 2018-09-20 | 2018-09-20 | A kind of electrichydraulic control formula machinery wheel body lockable mechanism |
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CN108980233A true CN108980233A (en) | 2018-12-11 |
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CN201811101440.0A Pending CN108980233A (en) | 2018-09-20 | 2018-09-20 | A kind of electrichydraulic control formula machinery wheel body lockable mechanism |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0751302A2 (en) * | 1995-06-28 | 1997-01-02 | Robert Bosch Gmbh | Electrohydraulic detent system for a directional valve |
CN201461793U (en) * | 2009-08-04 | 2010-05-12 | 李德一 | Service braking device |
CN101858394A (en) * | 2009-04-13 | 2010-10-13 | 刘宝义 | Novel band-type hand brake control device for wheel type hydraulic machinery |
CN202108904U (en) * | 2011-01-11 | 2012-01-11 | 金来兴 | Efficient cam brake device |
CN202441767U (en) * | 2012-02-29 | 2012-09-19 | 重庆市双鹰制动器有限公司 | Single driving traveling wheel braking device used on crane |
CN102817946A (en) * | 2012-08-10 | 2012-12-12 | 四川南充凯来机械制造有限公司 | Acting cylinder casing structure |
-
2018
- 2018-09-20 CN CN201811101440.0A patent/CN108980233A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0751302A2 (en) * | 1995-06-28 | 1997-01-02 | Robert Bosch Gmbh | Electrohydraulic detent system for a directional valve |
CN101858394A (en) * | 2009-04-13 | 2010-10-13 | 刘宝义 | Novel band-type hand brake control device for wheel type hydraulic machinery |
CN201461793U (en) * | 2009-08-04 | 2010-05-12 | 李德一 | Service braking device |
CN202108904U (en) * | 2011-01-11 | 2012-01-11 | 金来兴 | Efficient cam brake device |
CN202441767U (en) * | 2012-02-29 | 2012-09-19 | 重庆市双鹰制动器有限公司 | Single driving traveling wheel braking device used on crane |
CN102817946A (en) * | 2012-08-10 | 2012-12-12 | 四川南充凯来机械制造有限公司 | Acting cylinder casing structure |
Non-Patent Citations (1)
Title |
---|
钳工技术编写组: "凸轮传动", pages 223 * |
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