CN105992871B - Inclined disc type machine, swash plate and for inclined disc type machine adjustment member connecting device carry out it is hydrostatic unloading and for during the commutation process of inclined disc type machine reduce working medium pressure method - Google Patents
Inclined disc type machine, swash plate and for inclined disc type machine adjustment member connecting device carry out it is hydrostatic unloading and for during the commutation process of inclined disc type machine reduce working medium pressure method Download PDFInfo
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- CN105992871B CN105992871B CN201480075540.4A CN201480075540A CN105992871B CN 105992871 B CN105992871 B CN 105992871B CN 201480075540 A CN201480075540 A CN 201480075540A CN 105992871 B CN105992871 B CN 105992871B
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- Prior art keywords
- disc type
- type machine
- inclined disc
- passage
- reel cage
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000002706 hydrostatic effect Effects 0.000 title claims abstract description 20
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 claims description 8
- 239000000314 lubricant Substances 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 description 11
- 238000009826 distribution Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2014—Details or component parts
- F04B1/2078—Swash plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
- F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F03C1/0644—Component parts
- F03C1/0668—Swash or actuated plate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
- F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F03C1/0644—Component parts
- F03C1/0668—Swash or actuated plate
- F03C1/0671—Swash or actuated plate bearing means or driven axis bearing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
- F03C1/0678—Control
- F03C1/0686—Control by changing the inclination of the swash plate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2014—Details or component parts
- F04B1/2078—Swash plates
- F04B1/2085—Bearings for swash plates or driving axles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/30—Control of machines or pumps with rotary cylinder blocks
- F04B1/32—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block
- F04B1/324—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/18—Lubricating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Reciprocating Pumps (AREA)
Abstract
The present invention relates to inclined disc type machine (1), including：Working piston (7), the working piston are substantially in axially direction and are directed to moving back and forth in the piston hole (6) of roller (5)；With can be by adjusting piston (29,30) the swing reel cage (14) to adjust,Wherein,The reel cage (14) that swings has the commutating zone (passage (50) of 44)s of at least one sliding surface (18) from the swing reel cage (14),Wherein,The passage is at least one operating room (49) of the working piston (7) and the adjustment piston (29,30) hydraulic connecting for carrying out hydrostatic unloading to the adjustment member connecting device (31) is formed between at least one adjustment member connecting device (31) being connected on the swing reel cage (14),And,The passage has at least one opening (56),It is described to be open for the pressure that working media is reduced during the commutation process of the inclined disc type machine (1),Wherein,The opening (56) is led in the area of low pressure (60) of the inclined disc type machine (1).In addition, the invention further relates to a kind of reel cage (14) and one kind of swinging for the hydrostatic unloading of adjustment member connecting device (31) progress to inclined disc type machine (1) and the method for reducing working medium pressure during inclined disc type machine (1) commutation process.
Description
Technical field
It is according to claim 11 to be used for the present invention relates to a kind of inclined disc type machine according to claim 1 preamble
The swing reel cage of inclined disc type machine, and it is according to claim 12, for the adjustment member connecting device to inclined disc type machine
Carry out hydrostatic unloading and the method for reducing working medium pressure during the commutation process of inclined disc type machine.
Background technology
Inclined disc type machine is used as being used to mechanical energy being converted into the axial poiston pump of hydraulic energy and as by hydraulic energy
It is converted into the axial piston motor of mechanical energy.In inclined disc type machine, the multiple pistons being directed in the roller of rotation are (also referred to as
For working piston) it is supported on the sliding surface for swinging reel cage.In order to adjust piston stroke, the gradient for swinging reel cage can be by one
Individual or multiple adjusting apparatus are adjusted.These adjusting apparatus are generally formed by adjustment piston and corresponding piston, wherein, it is necessary to it is right
The attachment means swung on reel cage that are connected to of adjusting apparatus carry out hydrostatic unloading, to reduce the mill of the component in operation
Damage.
The A1 of open source literature DE 10 2,011 113 533 disclose a kind of adjusting apparatus of axial piston machine, adjustment dress
Put and hole is provided with its spherical head, medium is directed into adjusting apparatus by the hole and swings the contact site between reel cage
Position.High pressure be present in the hole and adjust pressure in other words.
The shortcomings that solution, is, forms very important leakage loss in operation because in the hole or
High pressure has enduringly been acted at the contact site.
The A1 of open source literature DE 10 2,008 038 455 disclose a kind of axial piston machine, and it has adjusting apparatus, the tune
Engagement positions have adjustment piston and corresponding piston, wherein, two pistons have through the hole of whole piston length.In operation,
Effect has high pressure in this some holes, and the high pressure carries out hydrostatic unloading to piston at the contact site with swinging reel cage.
Identical principle is shown in the A1 of open source literature DE 10 2,008 038 435.
The shortcomings that these solutions, is that persistently existing high pressure and the leakage loss being consequently formed, and adjustment are lived
The bothersome manufacture of plug and the elongated hole in corresponding piston.
Formerly disclosed application DE 10 2,013 205 466 shows a kind of axial piston machine, and it swings reel cage bearing
Lubricated by pulse lubrication, also, in the axial piston machine, during commutation process, working media is via lubrication
Medium channel is from relatively high discharge degree to the relatively low pressure swung in reel cage bearing.
Hold in invention
Therefore, task of the invention is to provide a kind of inclined disc type machine, and its adjusting apparatus is in the contact site with swinging reel cage
Lubricated or by hydrostatic unloading at position, and it ensures reliable discharge degree during commutation process, wherein, adjustment dress
The adjustment piston put simply and can be manufactured cost-effectively.
The task solves in inclined disc type machine context by the feature of claim 1, passes through right in terms of reel cage is swung
It is required that 11 feature solves, hydrostatic unloading is being carried out and for oblique for the adjustment member connecting device to inclined disc type machine
Solved in terms of the method for working medium pressure is reduced during the commutation process of disc type machine by the feature of claim 12.
Included according to the inclined disc type machine of the present invention：Working piston, they, which are substantially in axially direction, is rolling
It is directed to moving back and forth in the piston hole of cylinder；With can by adjust piston adjust swing reel cage, wherein, the swing is shaken
Frame has the passage of at least one commutating zone from the sliding surface for swinging reel cage.According to the present invention, the passage is in work
Make at least one operating room of piston and at least one adjustment member connecting device being connected on swing reel cage of adjustment piston
Between form hydraulic connecting.In addition, the passage has at least one opening, it is used for the commutation process phase in inclined disc type machine
Between reduce working media pressure, wherein, the opening is led in the area of low pressure of the inclined disc type machine.
During inclined disc type machine is run, working medium pressure is established in the operating room of working piston, in other words in institute
State and accumulate pressure in operating room.The working media is preferably directed to oil, such as hydraulic oil.Meanwhile the working media lubrication is tiltedly
The part of disc type machine.According to the present invention, the working media under pressure is shaken from the operating room of working piston via swing
Passage in frame is directed at the adjustment member connecting device being connected on swing reel cage of adjustment piston.
In addition, the pressure of working media passes through the low-pressure area for leading to inclined disc type machine of the passage during commutation process
Opening in domain reduces.
By the present invention, member connecting device advantageously on the one hand is adjusted in the contact with swinging reel cage to adjustment piston
Position carries out hydrostatic unloading, thus reduces the abrasion of these parts in contact.In addition, the contact site can be held
By bigger load.
Bothersome processing to the hole in adjustment piston can be cancelled by using the passage swung in reel cage.
Carry out to the supply pulsed of working media, its reason is, logical at this when working piston passes through the passage
Pressure is established in road.Thus adjustment piston adjustment member connecting device swing reel cage on contact site at formed it is so-called
Pulse lubrication.
On the other hand, that is realized during commutation process in area of low pressure of the working media by entering inclined disc type machine must
The pressure wanted is reduced and carried out advantageous by swinging reel cage, rather than as in the case of the axial piston machine generally it is logical
The breach crossed in the distribution plate of inclined disc type machine is carried out.
Particularly advantageously, commutating zone of the passage from the sliding surface for swinging reel cage.
The commutating zone of the inclined disc type machine describes such region of the inclined disc type machine：In this region, work
Medium is expanded to from relatively high pressure (also referred to as high pressure) and is offloaded to relatively low pressure (also referred to as low pressure) in other words.Change
The region into region is particularly advantageous, because working media has been fully compressed there, then under pressure
Working media is reached in the passage.The adjustment member connecting device that the working media being under pressure is used to adjust piston exists
Swing the pulse lubrication at the contact site on reel cage.
Because the division of labor damages lost territory as medium belt and exports to low pressure in the middle part of the commutating zone of inclined disc type machine, favorably
Arteries and veins of the adjustment member connecting device that a part of working media is used to adjust piston by ground at the contact site on swing reel cage
Punching lubrication, thereby conform to destination using the off-energy come across in commutating zone come exchange integeral part attachment means progress it is quiet
Hydraulic pressure unloads.Thus leakage loss can further be reduced.
In the expansion scheme of the present invention, it is advantageous to which the starting point of passage is configured in commutating zone close to swing
The inner dead centre or the bottom dead-centre of reel cage.
At be rotated by 360 ° in cylinder complete one turn, each piston of inclined disc type machine passes through two dead points, the two dead points
In one be referred to as inner dead centre.At inner dead centre, piston is fully retracted, i.e., the operating room of working piston corresponds in other words for minimum
Cylinder volume for minimum.On the other hand, at the bottom dead-centre, piston is fully extended.By the way that the starting point of passage is arranged in into swing
The inner dead centre of reel cage is nearby simply realized：Pressure during commutation process in the corresponding operating room of piston or cylinder chamber reduces
Carried out from the sliding surface for swinging reel cage via the opening in the passage for swinging reel cage and be used to exchange by the energy discharged herein
Contact site of the adjustment member connecting device of whole piston on reel cage is swung carries out hydrostatic unloading.Thus can advantageously improve
The efficiency of inclined disc type machine.When inclined disc type machine as pump to run when, pressure conversion from high pressure to low pressure is dead including occurring
In point region.When inclined disc type machine is as motor operation, the pressure conversion occurs in outer dead point region.In inclined disc type machine
In the pump operation of device, the starting point of passage is arranged near the inner dead centre for swinging reel cage.In the motor operation of inclined disc type machine, lead to
The starting point in road is arranged near the bottom dead-centre for swinging reel cage.
In the expansion scheme of the present invention, the terminal of passage is at least one adjustment member connecting device of adjustment piston
Terminate.
By the way that working media to be fed to the destination county of passage, the contact of the adjustment member connecting device of piston is adjusted
Position is advantageously directly supplied with the working media under pressure.Thus can simply lubricate can move one another this
The contact site of a little parts.On the one hand the terminal can be directly arranged at swings on reel cage, or is also disposed at and is arranged in pendulum
Shake on the component in frame, such as be arranged on bar.Here, the bar is in adjustment piston in contacting, also, the terminal exists
Terminated on the bar at the contact site with adjusting piston.
In the expansion scheme of the present invention, the passage is formed by least three channel sections.First passage section is from logical
The starting point in road is set out.Second channel section from the terminal of passage, and third channel section through swing reel cage make it is first logical
Road section and second channel section are connected with each other.
The arrangement of three channel sections and swing the favourable simple geometric shape being consequently formed of the passage in reel cage and make
The swing reel cage can simply be manufactured by obtaining.Also thereby assisting in makes the spacing between passage beginning and end as small as possible, from
And the Iinvalid volume of passage is set to keep as minimum as possible.
Leakage loss when thus can reduce cost when manufacturing the inclined disc type machine and operation can be reduced.
In the first embodiment of the present invention, the opening of passage leads to the cartridge housing that reel cage is swung for supporting.By
This can advantageously by during commutation process derived working media be used as being used to lubricate the lubricant medium of cartridge housing.Thus improve
The efficiency of the inclined disc type machine and can cancel the hole in housing for for example inclined disc type machine of the other measures of lubrication or
Nozzle, or can more advantageously design them depending on applicable cases
In order to realize the optimal lubrication of the cartridge housing, in this embodiment, the opening for reducing pressure is only led to
Onto cartridge housing.It is all for supporting swing reel cage to reach but the passage can also have branch road and multiple openings
Cartridge housing.Swing reel cage in other for example relevant with processing openings for example by plug, bolt or similar to closure means come
Closing.
In second embodiment of the present invention, the opening of the passage leads to swash plate in the end of third channel section
In the area of low pressure of formula machine.Thus pressure can be reduced advantageous by reel cage is swung.It is likely to form when adjustment swings reel cage
Grain is denuded, it is reached in third channel section by second channel section.By by the location arrangements of the opening in threeway
The end of road section, the abrasion grain of formation simply can be exported to the low of inclined disc type machine when reducing working medium pressure
In intermediate pressure section.
Any opening led on cartridge housing is not provided with this embodiment.
In third embodiment of the present invention, the passage has at least two to lead in inclined disc type machine area of low pressure
Opening, wherein, first opening leads to for support swing reel cage cartridge housing, and second opening in third channel section
End is led in the area of low pressure of inclined disc type machine.
The advantages of the present embodiment summary embodiment, wherein, for each function only exist a small amount of working media with
For using.
Second and the 3rd embodiment expansion scheme in, the opening of the third channel section is arranged in swing reel cage
Alar part at, wherein, the alar part receives adjustment member connecting device.By the way that the location arrangements of the opening are being swung into reel cage
The alar part on so that adjustment swing reel cage caused by denude grain can be in a straightforward manner in working media pressure reducing period
Between export in the area of low pressure of inclined disc type machine.
In the expansion scheme of the present invention, the opening has restriction throttle point in other words, wherein the opening exists
There is the cross section smaller than the cross section of second channel section destination county in a kind of expansion scheme.Thus it is advantageously carried out：Logical
Opening is crossed to occur to realize the pressure pulse for hydrostatic unloading before pressure reduces.
The invention further relates to the swing reel cage for above-mentioned inclined disc type machine.The swing reel cage can individually be sold.
The invention further relates to for inclined disc type machine, especially to the inclined disc type machine according to one of the embodiment
The adjustment member connecting device of device carries out hydrostatic unloading and is situated between for reducing work during the commutation process of inclined disc type machine
The method of matter pressure, wherein, working media is used as lubricant medium.It is a feature of the present invention that in the commutation of inclined disc type machine
During process, its working piston passes through at least one starting point for the passage for swinging reel cage, also, the working media under pressure
It is directed into from the operating room of working piston in passage, wherein, the pulsed pressure increase of working media occurs in the channel simultaneously
Thus the adjustment member connecting device to inclined disc type machine carries out hydrostatic unloading.Additionally, after the pressure increase of pulsed,
The pressure of working media is reduced by the opening at least one area of low pressure for leading to inclined disc type machine in the passage.It is logical
Cross the starting point by lubricant medium passage be advantageously carried out position to be lubricated pulse lubrication and commutation process during pressure
Reduce.
The invention further relates to movable type or static fluid pressure drive device, it has above-mentioned inclined disc type machine.The liquid
Inclined disc type machine in hydraulic driver is also referred to as fluid pressure governor.The mobile hydraulic drive device is preferably hydraulic hybrid
A part for drivetrain, the hydraulic hybrid drivetrain of the hydraulic hybrid drivetrain especially motor vehicle.
In addition, the application as movable type or static hydraulic machine is also possible.
Other advantages and advantageous configuration are obtained by describing with accompanying drawing below.
Brief description of the drawings
Below with reference to the accompanying drawings show and embodiments of the invention are described in detail.Shown in accompanying drawing：
Fig. 1 according to the present invention inclined disc type machine sectional side elevation；
Fig. 2 shakes according to the swing of the present invention in other words according to the top view of the swing reel cage of the inclined disc type machine of the present invention
The top view of frame；
Fig. 3 according to the present invention inclined disc type machine working piston Local map；
Fig. 4 according to the present invention inclined disc type machine adjustment member connecting device Local map；
Fig. 5 according to the present invention inclined disc type machine another adjustment member connecting device Local map.
Embodiment
Vertical section shown in Fig. 1 shows the inclined disc type machine 1 according to the present invention, and it can be used as adjustable axial piston
Pump, for converting or being converted to hydraulic energy (volume flow, pressure) mechanical energy (torque, rotating speed), or it can be used as adjustable axle
To piston motor, for converting or being converted to mechanical energy (torque, rotating speed) by hydraulic energy (volume flow, pressure).It is here, described oblique
The transportation work medium of disc type machine 1, the working media are preferably directed to oil, such as hydraulic oil.Meanwhile the working media lubrication
The part of inclined disc type machine 1.Drive shaft 9 is by the bearing arrangement 10 on the housing parts 21 of inclined disc type machine 1 and by oblique
Another bearing arrangement 10 in the attachment plate 4 of disc type machine 1 is rotatable rotationally supported in other words around rotation axis 8.
The attachment plate 4 and housing parts 21 form the housing of inclined disc type machine 1, wherein, the cavity of the housing forms inclined disc type machine 1
Area of low pressure.In this embodiment, the bearing arrangement 10 in housing parts 21 can be installed from the inner side of housing parts 21.Rolling
Cylinder 5 is torsionally connected with drive shaft 9.Here, roller 5 can be connected in a manner of axially displaceable or can be fixedly connected.Driving
Construct 5 liang of bodies of axle 9 and roller, but be also configured to a component.Roller 5 is based on its antitorque connection and implements drive shaft together
9 rotary motion.Multiple piston holes 6 are machined with roller 5, piston 7 is directed in these piston holes, in other words at these
A piston 7 is movingly supported with piston hole respectively.These pistons 7 are also referred to as working piston 7.Here, the sum of piston hole 6
The rotation axis 8 of the longitudinal axis 35 of working piston 7 and drive shaft 9 or roller 5 is oriented substantially parallel.Depending on applicable cases
Determining also can significantly, and the longitudinal axis 35 of piston hole 6 is arranged without with the working piston 7 being directed in the piston hole
Mutual diameter parallel.
Swinging reel cage 14 can be swingingly supported on housing parts 21 around axis of oscillation 15 by reel cage bearing arrangement 11.
In addition, swinging reel cage 14 has the opening 42 being used for through drive shaft 9.By swinging reel cage 14, conveyed by inclined disc type machine 1
Volume flow can carry out stepless changing by least one pendulous device 24.The adjustment is carried out by adjusting piston 30, wherein, swing
Device 24 can be both made up of two adjustment pistons 30, can be also made up of an adjustment piston 30 and a corresponding piston 29.
The adjustment carried out by adjusting piston for example can be carried out hydraulically.It can also be envisaged that electricity ground or the pendulous device 24 mechanically driven.
When the swing angle for swinging reel cage 14 becomes big, the displacement volume increase of inclined disc type machine 1, become hour, exclusion in swing angle
Volume correspondingly reduces.
By swinging the slant setting of reel cage 14, each working piston 7 in the case where rotation is gone around via bottom dead centre and
Top dead-centre returns to its initial position.Here, imported and exported by control geometry in control panel or distribution plate 3 equivalent to
The working media of swept volume.The distribution plate 3 is arranged between attachment plate 4 and roller 5.
In suction side, working media is flowed into the operating room 49 of the continuous increase of working piston 7.Meanwhile in high-pressure side, lead to
Working piston 7 is crossed to be pressed into working media in the hydraulic system of attachment from operating room 49.
Reel cage 14, also referred to as swash plate are swung, there is flat surface flat in other words, the surface structure is sliding surface 18.
Slide 37 is disposed with the sliding surface 18, wherein, each slide 37 is connected with a working piston 7 respectively.These slides 37
It is maintained at by backhaul plate 12 on the sliding surface 18 for swinging reel cage 14 and is directed on the sliding surface.Each working piston 7
With a joint ball 39, the joint ball is fixed in the supporting ball-and-socket 59 on working piston 7 so that in joint ball 39 and slide
Piston connecting portion position 22 is formed between supporting ball-and-socket 59 on 37, also, working piston 7 by sliding surface 18 or passes through slide 37
It is supported on and swings on reel cage 14.It is configured to the joint ball 39 and supporting ball-and-socket 59 both complementally constructions or spherical of Part-spherical
Construction so that corresponding mutually motion possibility between joint ball 39 and the supporting ball-and-socket 59 on working piston 7 thus be present
In the case of, exist as far as possible between working piston 7 and sliding surface 18 and be continuously connected with.Rolling based on working piston 7 with rotation
The connection between connection and supporting ball-and-socket 59 and slide 37 between cylinder 5, slide 37 are implemented to transport around the rotation of rotation axis 8
It is dynamic.
In fig. 2 to see that line of vision to sliding surface 18 shown in broken lines shows the inclined disc type machine 1 according to the present invention
Swing reel cage 14.The swing reel cage has alar part 43, is disposed with the alar part and makees for the first of a pendulous device 24
With point 19 and the second application point 20 for another pendulous device 24.Pendulous device 24 surrounds its axis of oscillation to swinging reel cage 14
15 are adjusted.In the operation of inclined disc type machine 1, the commutating zone 44 for swinging reel cage 14 moves along sliding surface 18.When affiliated
Inclined disc type machine 1 as axial piston motor run when, then working piston 7 with roller 5 together relative to swing reel cage 14
Sliding surface 18 move along clockwise direction.When inclined disc type machine 1 as axial piston pump operation when, then working piston 7 with
Roller 5 moves in the counterclockwise direction relative to the sliding surface 18 for swinging reel cage 14 together.In pump operation, commutating zone 44 passes through
Inner dead centre 41 limits.Commutating zone 44 preferably corresponds to the angular range around about ± 15 ° of inner dead centre 41.Inner dead centre 41 is in fig. 2
It is arranged in top.The bottom dead-centre 42 is arranged below in fig. 2.At inner dead centre 41, the piston of inclined disc type machine 1 is fully retracted,
Wherein, affiliated cylinder volume is minimum.At the bottom dead-centre 42, piston is fully extended.In the operation of motor, situation is opposite.
In commutating zone 44, the working medium volume of each operating room 49 is expanded into low pressure, the operating room from high pressure
49 by inclined disc type machine 1 the gauge of working piston 7.The working media is preferably directed to oil.Therefore, the working medium volume
Referred to as oily volume.
The swing reel cage 14 has passage 50 shown in broken lines, and it, which is extended through, swings reel cage 14.In the embodiment
In, the passage 50 is from starting point 51 1 through to terminal 52, the hydraulic connecting that the passage is formed between the two points in other words.Tiltedly
The working piston 7 of disc type machine 1 moves along the sliding surface 18 and thereby by the starting point 51 of passage 50, pendulous device 24 or
Person says that the adjustment member connecting device 31 of adjustment piston 30 is arranged on application point 20 and thereby is arranged in the terminal 52 of passage 50
On.Therefore, the passage 50 is formed between the operating room 49 of working piston 7 and the adjustment member connecting device 31 of adjustment piston 30
Hydraulic connecting.The passage 50 is made up of three channel sections, and it is shown as hole in embodiment below.First passage
Section 53 is from the starting point 51s of passage 50.Second channel section 54 is from the terminal 52s of passage 50, third channel section 55
First channel section 53 and second channel section 54 are connected through reel cage 14 is swung.In the present embodiment, passage 50
Third channel section 55 has the opening 56 with throttle point on the alar part 43 of reel cage 14 is swung.Working media under pressure
It is directed into during commutation process from opening 56 in area of low pressure 60.
Fig. 2 a show the Local map A of Fig. 2 in another embodiment of the present invention, wherein, the direction of third channel section 55
Area of low pressure 60 is closed by closing cock 58.
Fig. 3 shows the working piston 50 illustrated with section view in the roller 5 of inclined disc type machine 1.The working piston is rolling
It is directed to moving back and forth in cylinder 5.Roller 5 is arranged between distribution plate 3 and swing reel cage 14.Here, the working piston 7
Coupled by the carriage for being embodied as slide 37 with swinging reel cage 14.The slide 37, which slidably abuts in, swings reel cage 14
On sliding surface 18.
The working piston 7 gauge operating room 49 in roller 5.The operating room 49 is via extending through the He of working piston 7
The passage 71 of slide 37 is connected with notch 72, and the notch construction is in slide 37 on the end of working piston 7.Passage 71
It is embodied as through hole.Sliding surface 18 of the notch 72 of slide 37 towards swing reel cage 14.
In figure 3, the motion of the working piston 7 in the operation of inclined disc type machine 1 is shown by arrow 73.When band notch 72
Slide 37 by starting point 51 of the passage 50 in sliding surface 18 when, then operating room 49 is in other words by the row of the gauge of working piston 7
Volume is squeezed to be connected with passage 50 via passage 71.The pressure increase of the working media formed in passage 50 or pressure pulse.
The first passage section 53 of passage 50 is to swing starting point 51s court of the sliding surface 18 of reel cage 14 for starting point
The bearing-surface 13 for swinging reel cage 14 extends, and in this embodiment, first passage section 53 is through swing reel cage 14 and has towards axle
Hold the opening 57 in the direction of shell 16.The opening 57 has throttle point, during commutation process, the working media under pressure
Cartridge housing 16 is reached by the throttle point and lubricates the cartridge housing.
The bearing-surface 13 of reel cage 14 is swung towards cartridge housing 16.As shown in Figure 1, the cartridge housing 16 is positioned at inclined disc type
In the housing parts 21 of machine 1.
The first passage section 53 of passage 5 intersects in reel cage 14 is swung with third channel section 55, here, first passage
Section 53, which extends vertically through, swings reel cage 14.But this is also tiltably implemented.
Fig. 3 a show another embodiment of volume of the present invention with Fig. 3 Local map B, and wherein first passage section 53 is in bearing-surface
13 side has closing cock 58.
In the embodiment of the present invention shown in Fig. 2 and Fig. 3, the starting point 51 of passage 50 is arranged in the slip for swinging reel cage 14
In the commutating zone 44 in face 18.
In addition, the starting point 51 of the passage 50 be configured in commutating zone 44 close to swing reel cage 14 inner dead centre 41 or
The bottom dead-centre 42.
Therefore, the first embodiment of the present invention is obtained by the description to Fig. 2 a and Fig. 3, wherein, the passage 50 is opened
Mouth 57 leads to the cartridge housing 16 that reel cage is swung for supporting, and is thus used for derived working media during commutation process
Lubricate the lubricant medium of cartridge housing 16.In the present embodiment, third channel section 55 is closed by closing cock 58.
Second embodiment of the present invention is obtained by the description to Fig. 2 and Fig. 3 a, wherein, the third channel of the passage 50
The opening 56 of the end of section is led in the area of low pressure 60 of inclined disc type machine, and pressure is reduced from there through reel cage 14 is swung.
In the present embodiment, first passage section 53 is closed by closing cock 58 or the channel section 53 is not through swing reel cage 14.
Third embodiment of the present invention can be obtained by the description to Fig. 2 and Fig. 3, wherein, the passage 50 has two
Opening 56,57 in the individual area of low pressure 60 for leading to inclined disc type machine 1, wherein the first opening 57 is led to swings reel cage for supporting
The direction of 14 cartridge housing 16, and the second opening 56 leads to the area of low pressure of inclined disc type machine 1 in the end of third channel section
In.
Fig. 4 shows the first embodiment of the adjustment member connecting device 31 of inclined disc type machine 1.The adjustment part connection dress
The carriage 26 put 31 bars 25 swung by being arranged in reel cage 14 and be arranged on adjustment piston 30 is formed, wherein, adjustment
Piston 30 is coupled by adjusting member connecting device 31 with swinging reel cage 14.The bar 25 is in the side structure towards adjustment piston 30
Cause spherical, also, the bar is movably arranged in carriage 26.Bar 25 and carriage 26 have hole 27, this some holes
Form passage 50 and adjust the hydraulic connecting between piston 30.In the present embodiment, second channel of the hole 27 equivalent to passage 50
Section 54.Adjustment member connecting device 31 is supplied with working media through bar 25 and the ground of carriage 26, waits to moisten so as to realize
Pulse lubrication at sliding contact site.On the one hand at the contact site between bar 25 and carriage 26, and on the other hand
At contact site between carriage 26 and adjustment piston 30.
In the present embodiment, the bar 25, which is pressed into, swings in reel cage 14.Alternatively, the bar can also be screwed in, is inserted in
Swing in reel cage 14 or welded with swinging reel cage 14.In the present embodiment, passage 50 has the opening 56 with restriction, wherein,
During commutation process, pressure medium can realize release by opening 56 to area of low pressure 60.
In the present embodiment, the terminal 52 of passage 50 is arranged on bar 25.
Fig. 5 shows another embodiment of the adjustment member connecting device 31 of inclined disc type machine 1.Herein, part is adjusted to connect
Connection device 31 is by adjustment ball 32 and swings the notch 33 of the receptions adjustment ball 32 in reel cage 14 and forms, wherein, adjustment piston 30
Coupled by adjusting member connecting device 31 with swinging reel cage 14.In this embodiment, connecing for member connecting device 31 is adjusted
Position to be lubricated is directly arranged on swing reel cage 14 in other words for contact portion position.The notch 33 is configured to ball cap shape.In pressure arteries and veins
When punching or pressure increase, pressure is established at the contact site between adjustment ball 32 and notch 33, so as to carry out hydrostatic to component
Pressure unloading.The passage 50 is connected with second channel section 54, and has the opening 56 with throttle point in the present embodiment, wherein
Realize that working media is depressurized to area of low pressure 60 during commutation process by opening 56.
In the present embodiment, the terminal 52 of passage 50, which is directly arranged at, swings on reel cage 14.
The hydrostatic unloading of the adjustment member connecting device 31 shown in figures 4 and 5 of inclined disc type machine 1 occurs in swash plate
During the commutation process of formula machine 1.Working piston 7 is under pressure by swinging the starting point 51 of the passage 50 of reel cage 14
Working media from the operating room 49 of working piston 7 via passage 50 be directed into inclined disc type machine 1 adjustment part connect dress
Put at 31, wherein, hydrostatic unloading thus is carried out to the adjustment member connecting device.
Claims (14)
1. a kind of inclined disc type machine (1), has：Working piston (7), the working piston are substantially in axially direction
It is directed to moving back and forth in the piston hole (6) of roller (5)；With can be by adjusting piston (29,30) the swing that adjusts
Reel cage (14), wherein, the reel cage (14) that swings has at least one changing from sliding surface (18) of the swing reel cage (14)
The passage (50) to be set out to region (44), it is characterised in that
The passage adjusts being connected to for piston (29,30) at least one operating room (49) of the working piston (7) with described
Formed between at least one adjustment member connecting device (31) swung on reel cage (14) for connecting to the adjustment part
Connection device (31) carries out the hydraulic connecting of hydrostatic unloading, also, the passage has at least one opening (56), and the opening is used
The pressure of working media is reduced during the commutation process in the inclined disc type machine (1), wherein, the opening (56) leads to institute
In the area of low pressure (60) for stating inclined disc type machine (1).
2. inclined disc type machine (1) according to claim 1, it is characterised in that the starting point (51) of the passage (50) is arranged to
Close to the inner dead centre (41) or the bottom dead-centre (42) of the swing reel cage (14) in the commutating zone (44).
3. the inclined disc type machine (1) according to one of the claims, it is characterised in that the terminal of the passage (50)
(52) terminated at described at least one adjustment member connecting device (31) place of the adjustment piston (29,30).
4. the inclined disc type machine (1) according to one of claim 1-2, it is characterised in that the passage (50) is by least three
Individual channel section (53,54,55) is formed, wherein, first passage section (53) from the starting points of the passage (50) (51)s, the
Two channel sections (54) are from the terminals of the passage (50) (52)s, and third channel section (55) passes through the swing reel cage
(14) connect the first passage section (53) and the second channel section (54).
5. inclined disc type machine (1) according to claim 4, it is characterised in that the opening (57) of the passage (50) is led to
For supporting the cartridge housing (16) of the swing reel cage (14).
6. inclined disc type machine (1) according to claim 4, it is characterised in that the opening (56) of the passage (50) is
The end of triple channel section (55) is led in the area of low pressure (60) of the inclined disc type machine (1).
7. inclined disc type machine (1) according to claim 4, it is characterised in that the passage (50) has at least two to lead to
To the opening (56,57) in the area of low pressure (60) of the inclined disc type machine (1), wherein, the first opening (57) is led to for branch
On the cartridge housing (16) for holding the swing reel cage (14), and the second opening (56) is led in the end of third channel section (55)
In the area of low pressure (60) of the inclined disc type machine (1).
8. the inclined disc type machine (1) according to claim 6 or 7, it is characterised in that third channel section (55) are opened
Mouth (56) is arranged in alar part (43) place of the swing reel cage (14), wherein, the alar part (43) receives the adjustment part and connected
Connection device (31).
9. the inclined disc type machine (1) according to one of claim 1-2,5-7, it is characterised in that opening (56, the 57) tool
There is restriction.
10. the inclined disc type machine (1) according to the claims 4, it is characterised in that the opening (56,57) has section
Stream portion.
11. inclined disc type machine (1) according to claim 10, it is characterised in that the opening (56,57) has than second
The small cross section in the cross section at terminal (52) place of channel section (54).
12. swinging reel cage (14), it is used for the inclined disc type machine (1) according to one of the claims.
13. for carrying out hydrostatic unloading and for commutating to the adjustment member connecting device (31) of inclined disc type machine (1)
The method that working medium pressure is reduced during journey, wherein, working media is used as lubricant medium, it is characterised in that
During the commutation process of the inclined disc type machine (1), its working piston (7) passes through the passage (50) for swinging reel cage (14)
At least one starting point (51), also, the working media under the pressure is drawn from the operating room of the working piston (7) (49)
Lead in the passage (50), wherein, the pulsed pressure that the working media occurs in the passage (50) increases, and by
This adjustment member connecting device (31) to the inclined disc type machine (1) carries out hydrostatic unloading,
And after pulsed pressure increase, the pressure of the working media passes through at least one of the passage (50)
The opening (56,57) led in the area of low pressure (60) of the inclined disc type machine (1) reduces.
14. according to the method for claim 13, it is characterised in that the inclined disc type machine (1) be according to claim 1 to
Inclined disc type machine (1) described in one of 11.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013225892.5A DE102013225892A1 (en) | 2013-12-13 | 2013-12-13 | Swash plate machine, swashplate and method for hydrostatic discharge of a Stellteilanbindung a swash plate machine and to reduce the pressure of a working fluid during a Umsteuervorgangs the swash plate machine |
| DE102013225892.5 | 2013-12-13 | ||
| PCT/EP2014/075867 WO2015086337A1 (en) | 2013-12-13 | 2014-11-27 | Swashplate machine, swashplate and method for relieving the hydrostatic pressure on a control part connection of a swashplate machine and for reducing the pressure of a working medium during a process of reversing the swashplate machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105992871A CN105992871A (en) | 2016-10-05 |
| CN105992871B true CN105992871B (en) | 2018-03-27 |
Family
ID=52002930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480075540.4A Expired - Fee Related CN105992871B (en) | 2013-12-13 | 2014-11-27 | Inclined disc type machine, swash plate and for inclined disc type machine adjustment member connecting device carry out it is hydrostatic unloading and for during the commutation process of inclined disc type machine reduce working medium pressure method |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN105992871B (en) |
| DE (1) | DE102013225892A1 (en) |
| WO (1) | WO2015086337A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019012133A1 (en) | 2017-07-14 | 2019-01-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for generating an enhanced sound-field description or a modified sound field description using a multi-layer description |
| AU2018298874C1 (en) | 2017-07-14 | 2023-10-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for generating an enhanced sound field description or a modified sound field description using a multi-point sound field description |
| FR3093138B1 (en) * | 2019-02-25 | 2022-07-15 | Univ Versailles Saint Quentin En Yvelines | Overpressure Compensated Hydraulic Actuator |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2147045A1 (en) * | 1971-09-21 | 1973-03-29 | Bosch Gmbh Robert | AXIAL PISTON MACHINE |
| US6705203B2 (en) * | 2001-11-28 | 2004-03-16 | Sauer-Danfoss Inc. | Extended male slipper servo pad arrangement for positioning swashplate and method assembling same |
| DE102007022568A1 (en) * | 2007-05-14 | 2008-11-20 | Robert Bosch Gmbh | Retaining segment |
| WO2009024336A1 (en) | 2007-08-20 | 2009-02-26 | Robert Bosch Gmbh | Axial piston machine in a swash-plate construction with an actuating device |
| DE102009006909B4 (en) * | 2009-01-30 | 2019-09-12 | Robert Bosch Gmbh | Axial piston machine with reduced actuating pressure pulsation |
| DE102011113533A1 (en) | 2011-09-15 | 2013-03-21 | Robert Bosch Gmbh | Hydrostatic axial piston machine user for swash plate construction, has cylinder piston unit whose axial section is encompassed with spring |
| DE102012006289A1 (en) * | 2012-03-29 | 2013-10-02 | Robert Bosch Gmbh | Hydrostatic axial piston machine |
| DE102012013436A1 (en) * | 2012-06-01 | 2013-12-05 | Robert Bosch Gmbh | Hydraulic piston engine i.e. axial piston engine, for hydrostatic drive of vehicle, has hydrostatic bearing fluidically connected with recess at start of suction stroke, so that bearing comprises less fluid pressure than restrictor space |
| DE102013205466A1 (en) | 2013-03-27 | 2014-10-02 | Robert Bosch Gmbh | axial piston |
-
2013
- 2013-12-13 DE DE102013225892.5A patent/DE102013225892A1/en not_active Withdrawn
-
2014
- 2014-11-27 CN CN201480075540.4A patent/CN105992871B/en not_active Expired - Fee Related
- 2014-11-27 WO PCT/EP2014/075867 patent/WO2015086337A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| DE102013225892A1 (en) | 2015-06-18 |
| CN105992871A (en) | 2016-10-05 |
| WO2015086337A1 (en) | 2015-06-18 |
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