CN110173510A - A kind of locking bearing of gas-liquid driving - Google Patents
A kind of locking bearing of gas-liquid driving Download PDFInfo
- Publication number
- CN110173510A CN110173510A CN201910586210.6A CN201910586210A CN110173510A CN 110173510 A CN110173510 A CN 110173510A CN 201910586210 A CN201910586210 A CN 201910586210A CN 110173510 A CN110173510 A CN 110173510A
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- Prior art keywords
- ring
- interior
- sealing
- wall
- locking
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- 239000007788 liquid Substances 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 168
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000004080 punching Methods 0.000 claims abstract description 3
- 230000001105 regulatory effect Effects 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 235000014676 Phragmites communis Nutrition 0.000 claims description 9
- 238000007667 floating Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 4
- 230000002040 relaxant effect Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 3
- 239000000306 component Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The present invention relates to a kind of locking bearings of gas-liquid driving, and interior connecting column outer layer is provided with the interior pressure chamber of annular；The internal layer of outer connection ring is provided with the external pressure chamber of annular；Lockable mechanism includes the locking circle being set between inner ring assembly and outer ring assembl, and the transverse ends integrated punching of locking circle has two groups in sealing contact；Locking part is machined in the middle part of locking circle, the upper lobes of wave are outer locking protrusion, and the lower lobes of wave are interior locking protrusion, and the deformation slot of elliptical openings is machined between the top and lower part of wave, is inlaid with extension film in deformation slot；The interior pressure cavity wall annular array of inner ring assembly is provided with several interior locking grooves corresponding with aforementioned interior locking protrusion；The external pressure cavity wall annular array of outer ring assembl is provided with several outer locking grooves corresponding with aforementioned outer locking protrusion；The outer wall array of interior pressure chamber is provided with several interior relief holes；The inner wall array of outer pressure chamber is provided with several outer relief holes.
Description
Technical field
The present invention relates to a kind of locking bearings of gas-liquid driving, belong to intelligent robot oscillating bearing field.
Background technique
With the development of industry manufacture, the industrial robot multipurpose feeding, discharge novel as one kind, process equipment, with
By means of its high-precision, the high scope of application is widely used in all kinds of advanced manufacture scenes；Wherein mechanical arm is industrial robot
Core component, the magnetic resistance for relying primarily on stepper motor realize the accurate locking swung and determine angle of mechanical arm, but magnetic
Resistance locking belongs to non-contact support after all, for promoting some components with rotation, such as the electric rotating of other freedom degrees
Machine and cutting motor, it is easy to slight shake is brought in component rotary course, to influence the support accuracy of mechanical arm；Institute
Support is realized for some heavy load mechanical arms, can generally install castellated clutch between two groups of mechanical arms；
But in order to guarantee that good support effect, jaw clutch piece generally use high desnity metal material to be made, self weight is larger, and
Dental inlay clutch-plate needs to install clamping cylinder in rotating shaft position, is self-possessed also larger, for the mechanical arm of some low-load types, dental inlay
The overall structure of formula clutch can bring biggish burden, can not only reduce electrical machinery life, while can also reduce the rotation essence of motor
Accuracy；Also serious burden can be brought to swivel bearing.
Summary of the invention
The technical problem to be solved by the present invention is overcoming the huge skill of mechanical arm shaft lockable mechanism weight in the prior art
Art problem provides a kind of locking bearing of gas-liquid driving.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of locking shaft of gas-liquid driving, which is contracted, includes inner ring assembly, outer ring assembl and locking bindiny mechanism；The wherein inner ring group
Part includes an interior connecting column, interior connecting column outer layer is provided with an annular interior pressure chamber, in the interior side ring of interior pressure chamber
Shape array is provided with several interior pressurizing valves；The outer ring assembl includes an outer connection ring, is set in the internal layer of the outer connection ring
It is equipped with an annular external pressure chamber, the exterior annular array of outer pressure chamber is provided with several outer plus pressure valves；The inner ring
Pass through two groups of roller mechanism rotation connections between component and outer ring assembl；The locking bindiny mechanism includes being set to outer ring assembl
Two groups of sealing rings of inner wall, the inner circle of sealing ring and the interior pressure cavity outer wall of inner ring assembly are slidably and sealingly connected with；The locking machine
Structure further includes the locking circle being set between inner ring assembly and outer ring assembl, and the transverse ends integrated punching of the locking circle has two
In sealing contact of group, in sealing contact in sealing contact with the side walls of sealing ring；It is machined in the middle part of the locking circle transversal
Face is wavy locking part, and the upper lobes of Wave are outer locking protrusion, and the lower lobes of wave are interior locking protrusion,
It is machined with the deformation slot an of elliptical openings between the top and lower part of wave, is inlaid with extension glue in the deformation slot
Piece, the positive and negative two sides of extension film are provided with tabs, and tabs are contacted with the inner ring and outer ring of locking circle；Wherein in inner ring group
The interior pressure cavity wall annular array of part is provided with several interior locking grooves corresponding with aforementioned interior locking protrusion；In outer ring assembl
External pressure cavity wall annular array be provided with several outer locking grooves corresponding with aforementioned outer locking protrusion；Wherein in interior pressure
The outer wall array of chamber is provided with several interior relief holes, for pressurizeing to outer locking protrusion；It is arranged in the inner wall array of outer pressure chamber
There are several outer relief holes, for pressurizeing to interior locking protrusion；The floating shaft bearing structure that the present invention is driven using hydraulic, air pressure,
By air pressure or it is hydraulic can play the role of good suspension support under normal conditions for the rotation of bearing, the guarantee good rotation of bearing
Turn smoothness, in the state of needing to lock, can be further improved air pressure or oil pressure make the side protrusion of spring leaf by
It squeezes, so that spring leaf is embedded into inside and outside locking groove, simultaneously as entire locking circle is not extendable structure, institute
In addition in the case where locking protrusion evagination, the radian of interior locking protrusion can become larger therewith, and it is recessed can not to be normally embedded into interior locking
In slot, so this structure joined the deformation slot of oval structure, in the middle part of the axial deformation simulation locking circle of entire locking circle
Extension deformation, the extension film of rubber material is set in deformation slot, is guaranteeing extension film to external seal in locking circle point
From while, ensure that the good ductility of entire sealing ring, external lock can be made to stop under raised evagination, interior locking protrusion
Also convex may be implemented, from the rotary locking for realizing bearing, degree of integration is high, reduces the weight of original external hanging type lockable mechanism
Amount.
As a further improvement of the present invention, the interior connecting column is internally provided with pressure regulating cavity, and pressure regulating cavity is same with connecting column
Axis arrangement, wherein being provided with a pressurization mouth in the front end of pressure regulating cavity, is provided with a pressure regulator, pressure regulation in the tail end of pressure regulating cavity
The side wall of chamber and the inner wall of interior pressure chamber are structure as a whole, and are connected between pressure regulating cavity and interior pressure chamber by interior pressurizing valve；Pressure regulation
Chamber can reduce the load of hydraulic press or air compressor machine, provide stable oil pressure or air pressure for locking bearing and guarantee that stablizing for bearing is revolved
Turn, while can guarantee the sensitivity of lockable mechanism, the pressurization duration of pressure needed for shortening locking, while can guarantee to bearing
Lubrication pressure.
As a further improvement of the present invention, the pressure regulator includes the plunger cavity for being set to interior connecting column tail end,
The front end of plunger cavity is connected between current limiting tube and pressure regulating cavity by one, and a floating is sealedly connected in the plunger cavity and is lived
Plug slidably connects a precompressed piston in the end of the plunger cavity, and precompressed piston is by being set to the cunning of plunger cavity wall
It is slidably connected, is connected between floating piston and precompressed piston by diastole spring supporting, in plunger cavity between dynamic key and plunger cavity
End be rotatably connected to an adjusting bolt, the adjusting spiral shell connecting with adjusting bolt thread is provided in the middle part of precompressed piston
Set；Pressure regulator can carry out pressure adjusting by screw thread, can change Bearing inner when pneumatics power, hydraulic press do not work
Oil pressure or atmospheric pressure, may be implemented the flexible modulation to bearing locking sensitivity, and lesser precompression can reduce hydraulic oil
Loading, reduce the rolling resistance of bearing, higher precompression can guarantee the sensitivity of bearing locking work.
As a further improvement of the present invention, a connection inner ring is fixed on the inner wall of the outer connection ring with one heart,
The front end of the outer connection ring is provided with a sealing ring A, and the inner circle of sealing ring A passes through seal assembly A and interior connection column outer wall
Between be tightly connected, the front end of the connection inner ring passes through close between the middle part annular array fixing screws A arrange and sealing ring A
Envelope is fixedly connected, and is connected with a sealing ring B in the fixing screws B that the end of the outer connection ring is arranged by annular array,
By being tightly connected between seal assembly B and interior connection column outer wall, the external pressure chamber is set in connection the inner circle of sealing ring B
Between ring outer wall and outer connection ring inner wall；The inner wall of the connection inner ring is provided with a sealing ring E, and two groups of the locking circle
In sealing contact contacts with the inner ring of sealing ring E, sealing ring B respectively；The external pressure chamber of this structure is separate structure, be can be convenient
Realization disassemble and maintain.
As a further improvement of the present invention, the additional pressure valve is throttle valve, the end of additional pressure valve and outer connection ring
Between be fixedly connected, the front end of additional pressure valve is provided with a drain needle A, is provided with drainage hole A, institute on the side wall of drain needle A
It states and is provided with a support sleeve A on drain needle A, the both ends of support sleeve A are respectively and in the outer wall and outer connection ring for connecting inner ring
Wall contact, is provided with the auxiliary drainage hole A being connected to the drainage hole A on support sleeve A side wall；Additional pressure valve is throttle valve,
The promotion of pressure is realized using the method for throttling pressurization, the support sleeve of drain needle end part setting provides effectively for external pressure chamber
Support.
As a further improvement of the present invention, the outer wall of the interior connecting column is fixed with a connection outer ring with one heart, in institute
The front end for stating interior connecting column is provided with a sealing ring C, passes through annular array between the front end and sealing ring C of the connection outer ring
The fixing screws C of arrangement is fixedly connected, and the end of the connection outer ring is provided with a sealing ring D, sealing ring D and interior connection
It is fixedly connected between the end of column by the fixing screws D that annular array is arranged, the interior pressure chamber is set to connection outer ring
Between inner wall and the outer wall of interior connecting column；Interior pressure chamber is separate structure, easy to disassemble and maintenance.
As a further improvement of the present invention, the interior pressurizing valve is throttle valve, the end of interior pressurizing valve and interior connecting column
Between be fixedly connected, the front end of interior pressurizing valve is provided with a drain needle B, is provided with drainage hole B, institute on the side wall of drain needle B
State and be provided with a support sleeve B on drain needle B, the both ends of support sleeve B respectively with the outer wall of interior connecting column and connect in outer ring
Wall is in sealing contact, and the auxiliary drainage hole B being connected to the drainage hole B is provided on support sleeve B side wall；Interior pressurizing valve is throttling
Valve, the promotion of pressure is realized using the method for throttling pressurization, and the support sleeve of drain needle end part setting has provided for interior pressure chamber
The support of effect.
As a further improvement of the present invention, the seal assembly A includes being set between sealing ring A and sealing ring C
Reed is sealed, seal clearance A is provided between sealing ring A and interior connection column outer wall, is set between sealing ring A and sealing ring C
It is equipped with seal clearance B, the cross section of the sealing reed is L shape comprising the section of two groups of orthogonal arrangements is in wave knot
The sealing ring of structure, respectively sealing ring A and sealing ring B, sealing ring A are pressed in seal clearance A, and sealing ring B is pressed in sealing
In the B of gap；This structure uses the wavy sealing reed of L shape and realizes sealing, and sealing switch jaw contact area is small, frictional resistance
It is low, but its wavelike structure can form several accommodating chambers, have the effect of good isolation leakage, and it is subject to
Pressing force is bigger, and sealing effect is better.
As a further improvement of the present invention, the seal assembly A further includes one and is fixedly connected on interior connecting column front end
Compression ring A, compression ring A and interior connecting column be coaxially disposed, and the side of compression ring A is provided with a sealing rubber ring A, described close
Array is provided with the seal convexity A of several concentric structures on sealing rubber ring A, and seal convexity A is vertically arranged with sealing rubber ring A, close
Seal the outer side contacts of protrusion A and sealing ring A；Compression ring can not only fix the fine tuning of position by it, adjustment sealing reed
Pressing force, while also additional providing good sealing effect.
As a further improvement of the present invention, two groups of roller mechanisms include radial support roller mechanism and axial support
Roller mechanism, wherein axial support roller mechanism includes the Auxiliary support ring for being set to sealing ring D outer wall, Auxiliary support ring
It is provided with axial support ball between sealing ring B, is provided with one for inlaying axial branch on the front end face of Auxiliary support ring
The bracing ring A for supportting ball is provided with one for inlaying the bracing ring B of cross-brace ball in the end of sealing ring B, laterally props up
Support ball is located in the annular rolling chamber A that bracing ring A and bracing ring B is constituted；The radial support roller mechanism includes one and sets
Be placed in connection inner ring inner wall correspond to sealing ring E front position for inlay radial support ball bracing ring C and one be arranged
It is used to inlay the annular rolling chamber B that the bracing ring D, bracing ring C and bracing ring D of radial support ball are constituted in connecting outer ring outer wall
It is interior；Roller supporting mechanism realizes that stability is higher, and roller supporting mechanism to the rotational support of bearing entirety in both direction
Also have benefited from the detachable structure of interior pressure chamber, external pressure chamber, roller supporting mechanism is also detachable structure, convenient for safeguarding.
As a further improvement of the present invention, the seal assembly B includes a sealant for being set to sealing ring B inner ring
B is enclosed, array is provided with the seal convexity B of several concentric structures, seal convexity B and sealing rubber ring B on the sealing rubber ring B
It is vertically arranged, seal convexity B is contacted with interior connection column outer wall；The sealing structure of multi-layer annular has good voltage endurance capability,
Toroidal cavity between seal convexity can be absorbed hydraulic oil and guarantee to lubricate, while generate the liquid seal structure of multilayer, guarantee close
Seal effect.
The beneficial effects of the present invention are:
The present invention devises one group of locking bearing for installation into the gas-liquid driving inside mechanical swing arm, is not expanding mechanical arm
Originally while having rotational structure, one group is introduced in bearing by air pressure, the chip architecture of the spring of hydraulic-driven, is shunk in spring leaf
When, the surface of spring leaf can be used as sliding contact surface, guarantee good radial rotary support effect, in spring leaf extension,
The locking to bearing may be implemented in spring leaf, realizes the positioning of mechanical arm, this structure is lighter compared to jaw clutch；And this
Structure can realize driving using pneumatic tube, hydraulic tube, not need to install additional driving mechanism in swing arm rotating shaft position, whole
Structure is more simple, and stability is higher.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is horizontal section schematic diagram of the invention；
Fig. 2 is longitudinal profile schematic diagram of the invention.
In figure: 1, outer connection ring；2, interior connecting column；3, inner ring is connected；4, outer ring is connected；5, additional pressure valve；6, drain needle
A；7, support sleeve A；8, outer relief hole；9, interior relief hole；10, outer locking groove；11, interior locking groove；12, outer locking protrusion；
13, interior locking protrusion；14, interior pressurizing valve；15, drain needle B；16, support sleeve B；17, locking circle；18, in sealing contact；19, close
Seal ring A；20, sealing ring E；21, sealing ring C；22, sealing ring B；23, sealing ring D；24, Auxiliary support ring；25, compression ring A；
26, sealing rubber ring A；27, reed is sealed；28, radial support ball；29, cross-brace ball；30, sealing rubber ring B；31, it seals
Cushion rubber C；32, external pressure chamber；33, interior pressure chamber；34, pressure regulating cavity；35, pressurize mouth；36, plunger cavity；37, current limiting tube；38, it floats
Piston；39, precompressed piston；40, diastole spring；41, bolt is adjusted；42, slide key；43, extension film.
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.
As depicted in figs. 1 and 2, the present invention be a kind of gas-liquid driving locking bearing, including inner ring assembly, outer ring assembl and
Locking bindiny mechanism；
Wherein outer ring assembl includes an outer connection ring, is connected with a sealing ring A, sealing ring in the front end of outer connection ring
A is vertically connected at the inner wall of end of outer connection ring, is connected in the tail end of outer connection ring by the lock-screw that annular array is arranged
There is a sealing ring B, wherein a connection inner ring coaxial with outer connection ring is also vertically connected on sealing ring A, in connection
Circle is connected on sealing ring A by the lock-screw that annular array is arranged, and the inner ring of sealing ring B is provided with a spacing collar,
The tail end of connection inner ring is contacted with the outer circle of spacing collar, passes through sealing ring A, outer connection ring, sealing ring B, connection inner ring besieged city one
The sealing space of a annular, as external pressure chamber are provided with a mechanism for the pressurization of external pressure chamber on outer pressure chamber, are outer
Pressurizing valve, additional pressure valve are throttle valve, are fixedly connected between the end of additional pressure valve and outer connection ring, the front end of additional pressure valve is set
It is equipped with a drain needle A, drainage hole A is provided on the side wall of drain needle A, a support sleeve A is provided on drain needle A, is supported
The both ends for covering A are contacted with the outer wall of connection inner ring and the inner wall of outer connection ring respectively, are provided on support sleeve A side wall and drain
The auxiliary drainage hole A of hole A connection is provided or is released stress for external pressure chamber by drain needle A, drainage hole A, auxiliary leakage fluid dram A；
Be also provided with an annular protrusion face in the side of outer connection ring, annular protrusion face be mainly used for this bearing press fitting it
With.
Inner ring assembly main body includes a cylindrical interior connecting column, cylindrical interior settable one of the front end of interior connecting column
Hole, or it is wholely set a flange ring in the front end of interior connecting column, for realizing the connection of various forms of bearing inner races；Wherein
It is internally provided with a pressure regulating cavity in interior connecting column, pressure regulating cavity is coaxially arranged with connecting column, wherein the tail end in pressure regulating cavity is set
It is equipped with a pressurization mouth, the front end of pressure regulating cavity is provided with a pressure regulator, the side wall of pressure regulating cavity and the inner wall of interior pressure chamber are
Integral structure is connected between pressure regulating cavity and interior pressure chamber by interior pressurizing valve；Wherein pressure regulator is set to interior connection including one
The front end of the plunger cavity of column tail end, plunger cavity is connected between current limiting tube and pressure regulating cavity by one, is tightly connected in plunger cavity
There is a floating piston, slidably connects a precompressed piston in the end of plunger cavity, precompressed piston is by being set to plunger cavity
It is slidably connected between the slide key and plunger cavity of inner wall, is connected between floating piston and precompressed piston by diastole spring supporting,
It is rotatably connected to an adjusting bolt in the end of plunger cavity, one is provided in the middle part of precompressed piston and is connect with bolt thread is adjusted
Adjusting bolt Adjusting screw；
The external concentric of interior connecting column is provided with a connection outer ring, connects and is provided between outer ring and the outer wall of interior connecting column
Gap, the inner wall at end in connection outer ring have been wholely set a sealing ring D, and sealing ring D is fixed to the tail end of interior connecting column, together
When, the front end of interior connecting column is provided with a sealing ring C, sealing ring C passes through the front end of several lock-screws and outer clamping ring
It is fixedly connected, by the support of sealing ring C and sealing ring D, is constituted in one between connection outer ring and interior connection column outer wall
Pressure chamber is provided with an interior pressurizing valve on the namely interior connecting column in the inside of interior pressure chamber, and interior pressurizing valve realizes internal pressure
Power chamber is connected to pressure regulating cavity, and interior pressurizing valve is throttle valve, is fixedly connected between the end of interior pressurizing valve and interior connecting column, interior pressurization
The front end of valve is provided with a drain needle B, and drainage hole B is provided on the side wall of drain needle B, a branch is provided on drain needle B
Support set B, the both ends of support sleeve B respectively with the outer wall of interior connecting column and connect outer ring inner wall it is in sealing contact, in support sleeve B side wall
On be provided with the auxiliary drainage hole B being connected to drainage hole B, by drain needle B, drainage hole B, auxiliary leakage fluid dram B be interior pressure chamber
It provides or releases stress；
Lockable mechanism includes one and is set to connection inner ring and connects the pressure chamber between outer ring, and one is provided in pressure chamber
Locking circle, having cross section in the middle part punch process of locking circle is wavy locking part, and the upper lobes of Wave are outer
Locking protrusion, the lower lobes of wave are interior locking protrusion, and an ellipse is machined between the top and lower part of wave and is opened
The deformation slot of mouth, is inlaid with extension film, the positive and negative two sides of extension film are provided with tabs, tabs in the deformation slot
It is contacted with the inner ring and outer ring of locking circle；Wherein the interior pressure cavity wall annular array of inner ring assembly be provided with it is several with it is aforementioned
The raised corresponding interior locking groove of interior locking；It is provided in the external pressure cavity wall annular array of outer ring assembl several and aforementioned outer
The corresponding outer locking groove of locking protrusion；Wherein array is provided in several on the namely outer clamping ring of the outer wall of interior pressure chamber
Relief hole, for pressurizeing to outer locking protrusion；Array is provided with several on the inner wall namely connection inner ring of outer pressure chamber
Outer relief hole, for pressurizeing to interior locking protrusion；
There is one in sealing contact in each punch process of the transverse ends of locking circle, wherein in the front inner wall setting of connection inner ring
One sealing ring C, in sealing contact of front end are in close contact between sealing ring C, in sealing contact of rear end then with sealing
The spacing collar of ring B inner ring contacts；To constitute two inside and outside locking circle mutually by sealing contact in sealing contact
Mutually independent pressure cavity configuration is realized the distortion of locking circle by the pressurization of different directions, and then realizes the locking of bearing.
Furthermore in order to guarantee integrally-built sealing effect, the inner circle of sealing ring A passes through outside seal assembly A and interior connecting column
Be tightly connected between wall, seal assembly A includes the sealing reed being set between sealing ring A and sealing ring C, sealing ring A with
It is provided with seal clearance A between interior connection column outer wall, seal clearance B is provided between sealing ring A and sealing ring C, seals spring
The cross section of piece is L shape comprising the section of two groups of orthogonal arrangements is in the sealing ring of wave structure, respectively sealing ring A
It is pressed in seal clearance A with sealing ring B, sealing ring A, sealing ring B is pressed in seal clearance B；Seal assembly A further includes one
A compression ring A for being fixedly connected on interior connecting column front end, compression ring A and interior connecting column are coaxially disposed, the side setting of compression ring A
Have a sealing rubber ring A, array is provided with the seal convexity A of several concentric structures on sealing rubber ring A, seal convexity A with
Sealing rubber ring A is vertically arranged, the outer side contacts of seal convexity A and sealing ring A；The inner circle of sealing ring B by seal assembly B with it is interior
It is tightly connected between connection column outer wall, seal assembly B includes a sealing rubber ring B for being set to sealing ring B inner ring, described close
Array is provided with the seal convexity B of several concentric structures on sealing rubber ring B, and seal convexity B is vertically arranged with sealing rubber ring B, close
Envelope protrusion B is contacted with interior connection column outer wall；
It is additionally provided with an annular end seal protrusion in the outer ring of Auxiliary support ring, is provided with one in end seal protrusion
Array is provided with the seal convexity C of several concentric structures on the sealing rubber ring C of a annular, sealing rubber ring C, seal convexity C with
Sealing rubber ring C is vertically arranged, and seal convexity C is contacted with sealing ring B.
Furthermore in order to guarantee that the spin stabilization of bearing, this bearing are additionally provided with two groups of roller mechanisms, respectively radial support
Roller mechanism and axial support roller mechanism, wherein axial support roller mechanism includes one and is set to Auxiliary support ring and sealing
Axial direction between ring B supports ball, and one is provided on the front end face of Auxiliary support ring for inlaying the branch of axial back-up roller pearl
Support ring A is provided with one for inlaying the bracing ring B of cross-brace ball in the end of sealing ring B, and cross-brace ball is located at
In the annular rolling chamber A that bracing ring A and bracing ring B is constituted；The radial support roller mechanism includes one and is set in connection
Circle inner wall corresponds to the bracing ring C for being used to inlay radial support ball of sealing ring E front position and one is set to connection outer ring
In the annular rolling chamber B that the bracing ring D, bracing ring C and bracing ring D that outer wall is used to inlay radial support ball are constituted.
This structure removes the compression ring A for being located at interior connecting column front end in assembling first, and sealing is socketed on sealing ring C
Entire outer connection ring set is then connected on interior connecting column by reed, so that the inner ring of sealing ring A passes through sealing reed and sealing ring
C Elastic Contact then realizes that the support of sealing ring A is fixed by interference fit press fitting compression ring A, while realizing outer connection ring
Support is fixed, and then by lock-screw installation connection inner ring, is installed between inner ring and outer connection ring connecting when installation in advance
Support sleeve A, and while installation connects inner ring, radial support ball is installed, additional pressure valve is screwed in after this, so that drain
Needle A is inserted into support sleeve A, and the end of drain needle A is then threadably secured to the outer wall of connection inner ring, then fills in locking
It encloses, and sealing ring B is connected to the tail end of outer connection ring by lock-screw；So connection column outer wall is pre- by sealant inside again
The internal rotor being integrally formed by connection outer ring, sealing ring D, Auxiliary support ring after the completion of fixed, is sealed structure by fixed support sleeve B
Part is installed in the inner ring of sealing ring B, and installs cross-brace ball bearing mechanism simultaneously, realizes sealing ring finally by locking screw
The fixation of D and interior connecting column tail end；The installation of inside and outside loop mechanism is realized, screws in pressure regulation in the end of interior connecting column after this
Valve, meanwhile, the link block that the mouth that pressurizes connects entire pressurization mouth is removed, interior pressurizing valve is installed by spanner, so that drain needle B is inserted
Entering into support sleeve B, the end of drain needle B is threadably secured on the inner wall of connection outer ring, pressurization mouth structure is finally reinstalled,
Realize the overall package of bearing；It is entire to guarantee that sealant can be smeared in the contact surface position of each lock-screw connection simultaneously
The sealing of bearing, pressure-resistant effect；
In use, outer connection ring is installed on bearing block, the rotary shaft of swing arm is then passed through into flanged joint to interior connecting column
Front end on, before the mounting, the preload pressure of pressure regulator i.e. pressure regulator valve is adjusted according to swing arm weight precompressed, guaranteed good
Oil pressure pressure；Pneumatic tube or hydraulic tube are then connected on pressurization mouth, while being connected in each outer plus pressure valve by branching-passage device for tube
Pneumatic tube or hydraulic tube are connect, difference pressurization is carried out by the external pressure chamber of forcing pipe and interior pressure chamber, while external pressure chamber and interior
The pressure of pressure chamber can be transmitted to the two sides of locking circle by outer relief hole and interior relief hole, main when bearing normality rotates
Rotational support power is provided by radial support roller mechanism and axis support roller mechanism, while the oil pressure by being located at locking circle two sides
Or air pressure provides the rotation support force and lubrication of auxiliary, when needing to provide rotational resistance, pressurizing valve in increase that can be unidirectional
Or the pressure of additional pressure valve, so that it is the deformation begun towards axial sides gradual change that locking circle, which is generated by middle part, so that locking circle
It is embedded into connection inner ring or connection outer ring, so that the wave mechanism of locking circle side provides biggish flow resistance；It is swinging
Terminate, when needing locking, the pressure of external pressurizing valve and interior pressurizing valve can be improved with moment, at this point, locking circle can equally generate
It is the deformation begun towards axial sides gradual change by middle part, so that the radian of the outer locking protrusion of locking circle and interior locking protrusion
Become larger, curvature increases, so that outer locking protrusion is embedded into outer locking groove, while interior locking protrusion is embedded into interior locking groove
In, it realizes connection inner ring and connects the axial lock of outer ring, to realize the locking of bearing.
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 (11)
1. a kind of locking bearing of gas-liquid driving, it is characterized in that: including inner ring assembly, outer ring assembl and locking bindiny mechanism；Its
Described in inner ring assembly include an interior connecting column, interior connecting column outer layer is provided with an annular interior pressure chamber, in internal pressure
The interior annular array of power chamber is provided with several interior pressurizing valves；The outer ring assembl includes an outer connection ring, in the outer company
The internal layer for connecing ring is provided with an annular external pressure chamber, and the exterior annular array of outer pressure chamber is provided with several external pressurizeds
Valve；Pass through two groups of roller mechanism rotation connections between the inner ring assembly and outer ring assembl；The locking bindiny mechanism includes setting
Two groups of sealing rings of outer ring assembl inner wall are placed in, the inner circle of sealing ring and the interior pressure cavity outer wall of inner ring assembly are slidingly sealed company
It connects；The lockable mechanism further includes the locking circle being set between inner ring assembly and outer ring assembl, the transverse direction two of the locking circle
End integrated punching has two groups in sealing contact, and in sealing contact in sealing contact with the side walls of sealing ring；The locking circle
It is wavy locking part that middle part, which is machined with cross section, and the upper lobes of Wave are outer locking protrusion, and the lower part of wave is convex
Rising is interior locking protrusion, the deformation slot an of elliptical openings is machined between the top and lower part of wave, in the deformation
Extension film is inlaid in slot, the positive and negative two sides of extension film are provided with tabs, the inner ring and outer ring of tabs and locking circle
Contact；The interior pressure cavity wall annular array of inner ring assembly is wherein provided with several internal locks corresponding with aforementioned interior locking protrusion
Only groove；The external pressure cavity wall annular array of outer ring assembl is provided with several outer lockings corresponding with aforementioned outer locking protrusion
Groove；The outer wall array of interior pressure chamber is wherein provided with several interior relief holes, for pressurizeing to outer locking protrusion；In external pressure
The inner wall array of chamber is provided with several outer relief holes, for pressurizeing to interior locking protrusion.
2. the locking bearing of a kind of gas-liquid driving as described in claim 1, it is characterized in that: the interior connecting column is internally provided with
Pressure regulating cavity, pressure regulating cavity is coaxially arranged with connecting column, wherein the tail end in pressure regulating cavity is provided with a pressurization mouth, before pressure regulating cavity
End is provided with a pressure regulator, and the side wall of pressure regulating cavity and the inner wall of interior pressure chamber are structure as a whole, pressure regulating cavity and interior pressure chamber it
Between connected by interior pressurizing valve.
3. the locking bearing of a kind of gas-liquid driving as claimed in claim 2, it is characterized in that: the pressure regulator includes a setting
It is connected between current limiting tube and pressure regulating cavity in the front end of the plunger cavity of interior connecting column tail end, plunger cavity by one, in the plunger
It is intracavitary to be sealedly connected with a floating piston, a precompressed piston, precompressed piston are slidably connected in the end of the plunger cavity
It is slidably connected by being set between the slide key and plunger cavity of plunger cavity wall, by relaxing between floating piston and precompressed piston
The connection of spring supporting is rotatably connected to an adjustings bolt in the end of plunger cavity, be provided in the middle part of precompressed piston one and
Adjust the Adjusting bolt Adjusting screw of bolt thread connection.
4. the locking bearing of a kind of gas-liquid driving as described in claim 1, it is characterized in that: same on the inner wall of the outer connection ring
The heart is fixed with a connection inner ring, the front end of the outer connection ring is provided with a sealing ring A, the inner circle of sealing ring A passes through
It is tightly connected between seal assembly A and interior connection column outer wall, the fixation that the front end of the connection inner ring is arranged by annular array
It is sealedly and fixedly connected between in the middle part of screw A and sealing ring A, in the fixation that the end of the outer connection ring is arranged by annular array
Screw B is connected with a sealing ring B, and the inner circle of sealing ring B passes through to be tightly connected between seal assembly B and interior connection column outer wall,
The external pressure chamber is set in connection between ring outer wall and outer connection ring inner wall；The inner wall of the connection inner ring is provided with one
Two groups in sealing contact of sealing ring E, the locking circle contacts with the inner ring of sealing ring E, sealing ring B respectively.
5. a kind of locking bearing of gas-liquid driving as claimed in claim 4, it is characterized in that: the additional pressure valve is throttle valve,
It is fixedly connected between the end of additional pressure valve and outer connection ring, the front end of additional pressure valve is provided with a drain needle A, drain needle A
Side wall on be provided with drainage hole A, be provided with a support sleeve A on the drain needle A, the both ends of support sleeve A respectively with connection
The outer wall of inner ring and the contact of the inner wall of outer connection ring are provided with the auxiliary row being connected to the drainage hole A on support sleeve A side wall
Fluid apertures A.
6. the locking bearing of a kind of gas-liquid driving as claimed in claim 4, it is characterized in that: the outer wall of the interior connecting column is concentric
Be fixed with a connection outer ring, the front end of the interior connecting column be provided with a sealing ring C, the front end of the connection outer ring with
It is fixedly connected between sealing ring C by the fixing screws C that annular array is arranged, the end of the connection outer ring is provided with one
Sealing ring D is fixedly connected between sealing ring D and the end of interior connecting column by the fixing screws D that annular array is arranged, described interior
Pressure chamber is set between the inner wall of connection outer ring and the outer wall of interior connecting column.
7. a kind of locking bearing of gas-liquid driving as claimed in claim 6, it is characterized in that: the interior pressurizing valve is throttle valve,
It is fixedly connected between the end of interior pressurizing valve and interior connecting column, the front end of interior pressurizing valve is provided with a drain needle B, drain needle B
Side wall on be provided with drainage hole B, be provided with a support sleeve B on the drain needle B, the both ends of support sleeve B respectively with interior company
The outer wall of column and the inner wall contact of connection outer ring are connect, the auxiliary row being connected to the drainage hole B is provided on support sleeve B side wall
Fluid apertures B.
8. the locking bearing of a kind of gas-liquid driving as claimed in claim 6, it is characterized in that: the seal assembly A includes setting
Sealing reed between sealing ring A and sealing ring C is provided with seal clearance A between sealing ring A and interior connection column outer wall,
Seal clearance B is provided between sealing ring A and sealing ring C, the cross section of the sealing reed is L shape comprising two groups mutual
The section of perpendicular arrangement is in the sealing ring of wave structure, and respectively sealing ring A and sealing ring B, sealing ring A are pressed between sealing
In gap A, sealing ring B is pressed in seal clearance B.
9. the locking bearing of a kind of gas-liquid driving as claimed in claim 8, it is characterized in that: the seal assembly A further includes one
A compression ring A for being fixedly connected on interior connecting column front end, compression ring A and interior connecting column are coaxially disposed, the side setting of compression ring A
There is a sealing rubber ring A, array is provided with the seal convexity A of several concentric structures, seal convexity on the sealing rubber ring A
A is vertically arranged with sealing rubber ring A, the outer side contacts of seal convexity A and sealing ring A.
10. the locking bearing of a kind of gas-liquid driving as claimed in claim 6, it is characterized in that: two groups of roller mechanisms include
Radial support roller mechanism and axial support roller mechanism, wherein axial support roller mechanism includes one and is set to sealing ring D
The Auxiliary support ring of outer wall is provided with axial support ball, the front end face of Auxiliary support ring between Auxiliary support ring and sealing ring B
On be provided with one for inlaying the bracing ring A of axial back-up roller pearl, be provided with one for inlaying cross in the end of sealing ring B
To the bracing ring B of support ball, cross-brace ball is located in the annular rolling chamber A that bracing ring A and bracing ring B is constituted；It is described
Radial support roller mechanism include one be set to connection inner ring inner wall correspond to sealing ring E front position be used for inlay radial branch
It supports the bracing ring C of ball and one is set to bracing ring D, bracing ring C that the outer ring outer wall of connection is used to inlay radial support ball
In the annular rolling chamber B constituted with bracing ring D.
11. the locking bearing of a kind of gas-liquid driving as claimed in claim 4, it is characterized in that: the seal assembly B includes setting
In a sealing rubber ring B of sealing ring B inner ring, array is provided with the sealing of several concentric structures on the sealing rubber ring B
Raised B, seal convexity B are vertically arranged with sealing rubber ring B, and seal convexity B is contacted with interior connection column outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910586210.6A CN110173510B (en) | 2019-07-01 | 2019-07-01 | Gas-liquid driven locking bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910586210.6A CN110173510B (en) | 2019-07-01 | 2019-07-01 | Gas-liquid driven locking bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110173510A true CN110173510A (en) | 2019-08-27 |
| CN110173510B CN110173510B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910586210.6A Active CN110173510B (en) | 2019-07-01 | 2019-07-01 | Gas-liquid driven locking bearing |
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| Country | Link |
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| CN (1) | CN110173510B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030099419A1 (en) * | 2001-11-28 | 2003-05-29 | Skf Industrie S.P.A. | Locking device for a wheel hub bearing |
| CN1459580A (en) * | 2002-05-24 | 2003-12-03 | 达纳公司 | Mechanism for operating and locking external ring of rolling bearing with screw |
| CN105443571A (en) * | 2015-12-26 | 2016-03-30 | 广东瑞荣泵业有限公司 | Water-lubricating thrust bearing of submersible motors for wells |
| CN106062423A (en) * | 2013-12-13 | 2016-10-26 | 舍弗勒技术股份两合公司 | Torque converter including stator thrust bearing |
-
2019
- 2019-07-01 CN CN201910586210.6A patent/CN110173510B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030099419A1 (en) * | 2001-11-28 | 2003-05-29 | Skf Industrie S.P.A. | Locking device for a wheel hub bearing |
| CN1459580A (en) * | 2002-05-24 | 2003-12-03 | 达纳公司 | Mechanism for operating and locking external ring of rolling bearing with screw |
| CN106062423A (en) * | 2013-12-13 | 2016-10-26 | 舍弗勒技术股份两合公司 | Torque converter including stator thrust bearing |
| CN105443571A (en) * | 2015-12-26 | 2016-03-30 | 广东瑞荣泵业有限公司 | Water-lubricating thrust bearing of submersible motors for wells |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110173510B (en) | 2024-02-09 |
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