CN106468295A - Oscillating disc oil cylinder motor - Google Patents
Oscillating disc oil cylinder motor Download PDFInfo
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- CN106468295A CN106468295A CN201510520532.2A CN201510520532A CN106468295A CN 106468295 A CN106468295 A CN 106468295A CN 201510520532 A CN201510520532 A CN 201510520532A CN 106468295 A CN106468295 A CN 106468295A
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Abstract
The invention discloses a kind of oscillating disc oil cylinder motor, including bent axle, wobble-plate, oil cylinder, oil distributing valve, shift fork, connecting rod and housing, wherein wobble-plate is arranged on bent axle, oil cylinder is connected with wobble-plate and oil distributing valve respectively, shift fork is arranged on oil cylinder, connecting rod one end is connected with oil distributing valve, and the other end is connected with shift fork, and bent axle, oil cylinder and oil distributing valve are installed on housing.The present invention makes oil distributing valve correspondingly carry out joining oil by the action of shift fork and connecting rod, makes multiple oil cylinders carry out different actions, thus promoting wobble-plate to swing, and making crank rotation, driving load movement with this.The present invention does not use oil distribution casing and carries out planar oil distributing, and structure is simple, decreases rotary part, joins oil accurately, can reduce abrasion and the Leakage joined during oil, reliability, life-span length.
Description
Technical field
The present invention relates to hydraulic component design field, especially relate to a kind of oscillating disc oil cylinder motor.
Background technology
Hydraulic motor is the executive component in hydraulic system, and it is that the liquid pressure energy providing hydraulic pump turns
It is changed into the mechanical energy of its output shaft, and provide rotating speed and torque for load.Conventional hydraulic motors are mainly with teeth
Wheel motor, sliding-vane motor and piston motor etc., the internal structure of these motors differs, but it joins oil
The principle of mechanism and structure are but substantially identical, and all using planar oil distributing, that is, in motor, oil is joined in setting
Disk, then relies on the mechanisms such as bent axle to rotarily drive oil distribution casing rotation and carries out joining oil, this oil distribution mechanism structure
More complicated, high cost, it is serious to join during oil Leakage, and it is very fast to wear and tear, and has a strong impact on hydraulic motor
Life-span, time length more adversely affects to the performance of system, and its functional reliability is poor.
Content of the invention
It is an object of the invention to provide a kind of structure is simple, reliability is high, life-span length, and cost is relatively low,
The oscillating disc oil cylinder motor of abrasion and oil leak can be reduced.
According to an aspect of the invention, it is provided a kind of oscillating disc oil cylinder motor, including bent axle, pendulum
Moving plate, oil cylinder, oil distributing valve, shift fork, connecting rod and housing, wherein wobble-plate are arranged on bent axle, oil cylinder
It is connected with wobble-plate and oil distributing valve respectively, shift fork is arranged on oil cylinder, connecting rod one end is connected with oil distributing valve,
The other end is connected with shift fork, and bent axle, oil cylinder and oil distributing valve are installed on housing.
The invention has the beneficial effects as follows：The present invention makes oil distributing valve correspondingly enter by the action of shift fork and connecting rod
Row joins oil, makes multiple oil cylinders carry out different actions, thus promoting wobble-plate to swing, and makes crank rotation,
Load movement is driven with this.The present invention does not use oil distribution casing and carries out planar oil distributing, and structure is simple, reduces
Rotary part, joins oil accurately, can reduce abrasion and the Leakage joined during oil, reliability, life-span length.
In some embodiments, bent axle includes left half axle, eccentric shaft and right axle shaft, wherein left half axle,
Eccentric shaft and right axle shaft pass sequentially through flat key and connect.Bent axle is provided with eccentric shaft so as to wobble-plate can be coordinated to transport
Dynamic, make wobble-plate its axle center discord axis when swinging overlapping, so can make and wobble-plate connection
Oil cylinder is in different actions.
In some embodiments, wobble-plate includes sleeve and flange, and wherein flange is fixed on sleeve,
Sleeve is arranged on eccentric shaft, and flange is provided with the first hole.The setting in the first hole can facilitate the connection of oil cylinder.
In some embodiments, oil cylinder includes cylinder body, plunger and cylinder rack, and wherein cylinder body is arranged on oil
On cylinder frame, plunger is connected with cylinder body, and plunger is provided with the second hole, and the second hole and the first hole match, oil cylinder
Erection has the first oilhole, and the first oilhole is connected with cylinder body.Plunger is provided with the first hole and can facilitate plunger and swing
Disk connects, and cylinder rack is provided with the first oilhole, is to facilitate cylinder body oil-feed, so that plunger is stretched out and receives
Contracting action.
In some embodiments, wherein housing is provided with fuel feed hole and oil outlet.Housing be provided with fuel feed hole and
Oil outlet be for convenience hydraulic oil flow into and out oil distributing valve.
In some embodiments, oil distributing valve includes valve body, valve element and valve gap, and wherein valve gap is arranged on valve
Body two ends, valve element is arranged in valve body, and connecting rod is arranged on valve body, and one end is connected with valve element.Connecting rod
Connect with valve element, enable connecting rod to carry movable valve plug to move in valve body, so that oil distributing valve is reasonably joined
Oil.
In some embodiments, valve body is provided with the second oilhole, the 3rd oilhole and the 4th oilhole, and wherein
Two oilholes are connected with the first oilhole, and the 3rd oilhole and fuel feed hole are connected by oil pipe, the 4th oilhole and fuel-displaced
Hole is connected by oil pipe.The setting of the 3rd oilhole and the 4th oilhole can make valve element when mobile, change in good time
It connects situation with the second oilhole, to change the working condition of oil cylinder with this.
In some embodiments, valve element is provided with the first groove and the second groove, the wherein first groove, the second groove with
3rd oilhole and the 4th oilhole all mate.The setting of the first groove and the second groove can facilitate hydraulic oil inflow and
Flow out it is ensured that the work of valve element is effectively reliable.
In some embodiments, valve element is provided with balance pipe.Balance pipe can allow valve element and valve gap both sides between
Gap pressure energy balances it is ensured that when valve element moves in valve body, will not be obstructed because of hydraulic oil.
Brief description
Fig. 1 is the structural representation of the oscillating disc oil cylinder motor of one embodiment of the present invention.
Fig. 2 is the left view of oscillating disc oil cylinder motor shown in Fig. 1.
Fig. 3 is the structural representation of the bent axle of oscillating disc oil cylinder motor shown in Fig. 1.
Fig. 4 is the left view of the bent axle of oscillating disc oil cylinder motor shown in Fig. 3.
Fig. 5 is the structural representation of the wobble-plate of oscillating disc oil cylinder motor shown in Fig. 1.
Fig. 6 is the left view of the wobble-plate of oscillating disc oil cylinder motor shown in Fig. 4.
Fig. 7 is the structural representation of the oil cylinder of oscillating disc oil cylinder motor shown in Fig. 2.
Fig. 8 is the right view of the oil cylinder of oscillating disc oil cylinder motor shown in Fig. 7.
Fig. 9 is the structural representation of the oil distributing valve of oscillating disc oil cylinder motor shown in Fig. 1.
Figure 10 is the top view of the oil distributing valve of oscillating disc oil cylinder motor shown in Fig. 9.
Figure 11 is the sectional view of the A-A section of oil distributing valve of oscillating disc oil cylinder motor shown in Fig. 9.
Figure 12 is the schematic diagram of oscillating disc oil cylinder motor shown in Fig. 1.
Specific embodiment
The present invention is further detailed explanation below in conjunction with the accompanying drawings.
With reference to Fig. 1 and Fig. 2, the oscillating disc oil cylinder motor of the present invention, including bent axle 1, wobble-plate 2,
Oil cylinder 3, oil distributing valve 4, shift fork 5, connecting rod 6 and housing 7.Wherein wobble-plate 2 is arranged on song with bearing
On axle 1, oil cylinder 3 has multiple, and multiple oil cylinders 3 are all connected with wobble-plate 2, and each oil cylinder 3 connects
There is an oil distributing valve 4, shift fork 5 is arranged on oil cylinder 3, connecting rod 6 one end and oil distributing valve 4 connect, separately
One end and shift fork 5 connect, and bent axle 1, oil cylinder 3 and oil distributing valve 4 are installed on housing 7, housing 7
It is additionally provided with fuel feed hole 71 and oil outlet 72.
With reference to Fig. 3 and Fig. 4, bent axle 1 includes left half axle 11, eccentric shaft 12 and right axle shaft 13.Wherein
Left half axle 11, eccentric shaft 12 and right axle shaft 13 pass sequentially through flat key and connect, and the axle of eccentric shaft 12
The heart is misaligned with the axle center of left half axle 11 and right axle shaft 13, i.e. the axle center of eccentric shaft 12 and housing 7 axle center
Also misaligned.
With reference to Fig. 5 and Fig. 6, wobble-plate 2 includes sleeve 21 and flange 22.Wherein flange 22 welding is solid
It is scheduled on sleeve 21, sleeve 21 is arranged on eccentric shaft 12, flange 22 is provided with the first hole 221, the
One hole 221 is multiple, is evenly distributed on flange 22.
With reference to Fig. 7 and Fig. 8, oil cylinder 3 includes cylinder body 31, plunger 32 and cylinder rack 33.Cylinder body 31 is used
Nut is arranged in cylinder rack 33, and plunger 32 and cylinder body 31 connect, and plunger 32 is provided with the second hole 321,
Second hole 321 and the first hole 221 match so that unit's pin is passed through even in the second hole 321 and the first hole 221
Pick up, that is, plunger 32 is fixedly connected on wobble-plate 2, and cylinder body 31 surrounds cavity, cylinder rack 33
It is provided with the first oilhole 331, the cavity that the first oilhole 331 is surrounded with cylinder body 31 connects.
With reference to Fig. 9 Figure 11, oil distributing valve 4 includes valve body 41, valve element 42 and valve gap 43.Valve gap 43
It is arranged on valve body 41 two ends with bolt, valve element 42 is arranged in valve body 41, and connecting rod 6 is arranged on valve body
On 41, and one end unit pin and valve element 42 connect.Valve body 41 is provided with the second oilhole 411, the 3rd oilhole
412 and the 4th oilhole 413, the second oilhole 411 and the first oilhole 331 are connected by oil pipe, the 3rd oilhole
412 and fuel feed hole 71 connected by oil pipe, the 4th oilhole 413 and oil outlet 72 are connected by oil pipe,
Valve element 42 is provided with the first groove 421 and the second groove 422, and the first groove 421 and the second groove 422 are all annular grooves,
First groove 421, the size of the second groove 422 are matched with the 3rd oilhole 412 and the 4th oilhole 413 size,
And position is also mated, in addition between the first groove 421 and the second groove 422, valve element 42 is provided with certain
Inclined-plane, facilitates hydraulic oil to flow in groove.
In addition, valve element 42 is little compared with the chamber that valve body 41 and valve gap 43 surround, in order that valve element 42 can be
Motion in valve body 41, valve element 42 is additionally provided with balance pipe 423 so that between valve element 42 and valve gap 43
The pressure in both sides gap is equal so that valve element 42 can successfully move.
With reference to Fig. 1 Figure 12, during present invention work, bent axle 1 can connect load, and fuel feed hole 71
Can connect with the oil inlet end of hydraulic system and oil revolving end with oil outlet 72.And in the present invention, a part of oil cylinder
The shift fork 5 meeting drivening rod 6 of 3 connections, pulls valve element 42 to left movement, now, the 4th oilhole 413
It is closed, the second oilhole 411 connects with the second groove 422, hydraulic oil is flowed into the 3rd oil from fuel feed hole 71
Hole 412, then by the second groove 422 of valve element 42, flow out from the second oilhole 411, finally by first
Oilhole 331 flows in the cylinder body 31 of oil cylinder 3, and plunger 32 stretches out, and this part oil cylinder 3 is in and stretches out shape
State；And the shift fork 5 meeting drivening rod 6 that another part oil cylinder 3 connects, pull valve element 42 to move right,
Now, the 3rd oilhole 412 is closed, and the second oilhole 411 connects with the first groove 421, and hydraulic oil is from oil
Flow out in the cylinder body 31 of cylinder 3, then the first groove is flowed into by the first oilhole 331 and the second oilhole 411
In 421, then flowed out by the 3rd oilhole 413, flow back in hydraulic system finally by oil outlet 72,
Because hydraulic oil flows out in the cylinder body 31 of oil cylinder 3, plunger 32 is retracted, and this part oil cylinder 3 is in contracting
The state of returning.
It is in the cooperation together with the oil cylinder 3 being in retracted mode of the oil cylinder 3 of the state of stretching out and can promote wobble-plate
2 swings, then promote bent axle 1 to rotate, and because the eccentric shaft 12 of bent axle 1 and housing 7 axle center do not weigh
Close so that the line of centres intersection point of all oil cylinders 3 and the center of eccentric shaft 12 of bent axle 1 misaligned,
When the eccentric shaft 12 of bent axle 1 rotates, the cylinder body 31 of oil cylinder 3 can produce swing, simultaneously oil cylinder 3
Shift fork 5 on cylinder body 31 also can swing, drivening rod 6 make valve element 42 mobile so that plunger 32 dynamic
Gradually change, so that the state of oil cylinder 3 is accordingly changed, that is, the oil cylinder 3 stretching out state can become contracting
The oil cylinder 3 of the state of returning, the oil cylinder 3 of retracted mode then can become the oil cylinder 3 of the state of stretching out so that oil cylinder 3
Alternately constantly extend and retract plunger 32, bent axle 1 also therefore can be made constantly to rotate, provide for load
Endlessly power.
In addition, when oil revolving end fuel feed hole 71 being accessed hydraulic system, oil outlet 72 accesses hydraulic system
Oil inlet end, hydraulic oil passes in and out from different position, can make oil cylinder 3 in above-mentioned same the joining of oil distributing valve 4
During oil, what acquisition was different extends and retracts state, therefore, it is possible to carry dynamic crankshaft 1 to invert, even
The present invention inverts.The oil distributing valve 4 of the present invention is novel in design, not only simplify structure, reduces cost, and
And join oily process reliability, reduce parts depreciation, improve the life-span of motor.
Above-described is only some embodiments of the present invention.Those of ordinary skill in the art is come
Say, without departing from the concept of the premise of the invention, some deformation can also be made and improve, these
Broadly fall into protection scope of the present invention.
Claims (9)
1. oscillating disc oil cylinder motor, wherein, including bent axle (1), wobble-plate (2), oil cylinder (3),
Oil distributing valve (4), shift fork (5), connecting rod (6) and housing (7), described wobble-plate (2) is arranged on song
On axle (1), described oil cylinder (3) is connected with wobble-plate (2) and oil distributing valve (4) respectively, described group
Fork (5) is arranged on oil cylinder (3), and described connecting rod (6) one end is connected with oil distributing valve (4), another
End is connected with shift fork (5), and described bent axle (1), oil cylinder (3) and oil distributing valve (4) are installed in housing
(7) on.
2. oscillating disc oil cylinder motor according to claim 1, wherein, described bent axle (1) bag
Include left half axle (11), eccentric shaft (12) and right axle shaft (13), described left half axle (11), eccentric shaft (12)
Pass sequentially through flat key with right axle shaft (13) to connect.
3. oscillating disc oil cylinder motor according to claim 2, wherein, described wobble-plate (2)
Including sleeve (21) and flange (22), described flange (22) is fixed on sleeve (21), described set
Cylinder (21) is arranged on eccentric shaft (12), and described flange (22) is provided with the first hole (221).
4. oscillating disc oil cylinder motor according to claim 3, wherein, described oil cylinder (3) bag
Include cylinder body (31), plunger (32) and cylinder rack (33), described cylinder body (31) is arranged on cylinder rack (33)
On, described plunger (32) is connected with cylinder body (31), and described plunger (32) is provided with the second hole (321),
Described second hole (321) and the first hole (221) match, and described cylinder rack (33) is provided with the first oil
Hole (331), described first oilhole (331) is connected with cylinder body (31).
5. oscillating disc oil cylinder motor according to claim 4, wherein, described housing (7) sets
There are fuel feed hole (71) and oil outlet (72).
6. oscillating disc oil cylinder motor according to claim 5, wherein, described oil distributing valve (4)
Including valve body (41), valve element (42) and valve gap (43), described valve gap (43) is arranged on valve body (41)
Two ends, described valve element (42) is arranged in valve body (41), and described connecting rod (6) is arranged on valve body (41)
On, and one end is connected with valve element (42).
7. oscillating disc oil cylinder motor according to claim 6, wherein, described valve body (41) sets
There are the second oilhole (411), the 3rd oilhole (412) and the 4th oilhole (413), described second oilhole (411)
It is connected with the first oilhole (331), described 3rd oilhole (412) and fuel feed hole (71) are by oil pipe even
Connect, described 4th oilhole (413) and oil outlet (72) are connected by oil pipe.
8. oscillating disc oil cylinder motor according to claim 7, wherein, described valve element (42) sets
There are the first groove (421) and the second groove (422), described first groove (421), the second groove (422) and the
Three oilholes (412) and the 4th oilhole (413) all mate.
9. oscillating disc oil cylinder motor according to claim 8, wherein, described valve element (42) sets
There is balance pipe (423).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510520532.2A CN106468295A (en) | 2015-08-21 | 2015-08-21 | Oscillating disc oil cylinder motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510520532.2A CN106468295A (en) | 2015-08-21 | 2015-08-21 | Oscillating disc oil cylinder motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106468295A true CN106468295A (en) | 2017-03-01 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510520532.2A Pending CN106468295A (en) | 2015-08-21 | 2015-08-21 | Oscillating disc oil cylinder motor |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2217703Y (en) * | 1994-12-30 | 1996-01-17 | 刘莹 | Radical-piston type low-speed large-torque hydraulic motor |
| US5524581A (en) * | 1994-10-05 | 1996-06-11 | Outboard Marine Corporation | Outboard motor with improved engine lubrication system |
| US5718197A (en) * | 1994-09-28 | 1998-02-17 | Honda Giken Kogyo Kabushiki Kaisha | Cylinder block structure of vertical type multi-cylinder engine |
| CN2299182Y (en) * | 1997-03-10 | 1998-12-02 | 胡世璇 | Swinging-cylinder hydraulic motor |
| CN2777231Y (en) * | 2003-12-24 | 2006-05-03 | 闫学富 | Combination type low-speed hydraulic motor |
| CN101027506A (en) * | 2004-05-10 | 2007-08-29 | Zf腓德烈斯哈芬股份公司 | Drive unit for mobile vehicles |
| CN102606379A (en) * | 2011-06-16 | 2012-07-25 | 兰州理工大学 | Offset type radial plunger motor of six-star single-action piston cylinder |
-
2015
- 2015-08-21 CN CN201510520532.2A patent/CN106468295A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5718197A (en) * | 1994-09-28 | 1998-02-17 | Honda Giken Kogyo Kabushiki Kaisha | Cylinder block structure of vertical type multi-cylinder engine |
| US5524581A (en) * | 1994-10-05 | 1996-06-11 | Outboard Marine Corporation | Outboard motor with improved engine lubrication system |
| CN2217703Y (en) * | 1994-12-30 | 1996-01-17 | 刘莹 | Radical-piston type low-speed large-torque hydraulic motor |
| CN2299182Y (en) * | 1997-03-10 | 1998-12-02 | 胡世璇 | Swinging-cylinder hydraulic motor |
| CN2777231Y (en) * | 2003-12-24 | 2006-05-03 | 闫学富 | Combination type low-speed hydraulic motor |
| CN101027506A (en) * | 2004-05-10 | 2007-08-29 | Zf腓德烈斯哈芬股份公司 | Drive unit for mobile vehicles |
| CN102606379A (en) * | 2011-06-16 | 2012-07-25 | 兰州理工大学 | Offset type radial plunger motor of six-star single-action piston cylinder |
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Application publication date: 20170301 |
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| RJ01 | Rejection of invention patent application after publication |