CN104196720B - A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device - Google Patents
A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device Download PDFInfo
- Publication number
- CN104196720B CN104196720B CN201410318960.2A CN201410318960A CN104196720B CN 104196720 B CN104196720 B CN 104196720B CN 201410318960 A CN201410318960 A CN 201410318960A CN 104196720 B CN104196720 B CN 104196720B
- Authority
- CN
- China
- Prior art keywords
- vane pump
- variable vane
- stator
- contiguous block
- discharge capacity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device, comprise variable vane pump, actuating motor is fixed on variable vane pump shell by end cap, the sun gear Spielpassung of servo motor output shaft and planetary reducer, the planet wheel of planetary reducer is connected with contiguous block by axle sleeve and bearing pin, contiguous block inside is connected with ball screw, tapered roller bearing is passed through in the outside of contiguous block, deep groove ball bearing and variable vane pump shell are connected, feed screw nut and stator are connected, actuating motor and planetary reducer are installed on variable vane pump shell, ball screw rotarily drives feed screw nut's horizontal motion, and then drive stator to make horizontal motion, thus realize regulating the offset of variable vane pump, the present invention regulates accurately, reaction velocity is fast.
Description
Technical field
The invention belongs to radial plunger pump technical field, particularly a kind of variable vane pump discharge capacity adjustment AC servo machinery driving device.
Background technique
Hydraulics, as an importance of modern industrial technology, various industry equipment, running mechanism and boats and ships, aircraft is obtained for extensive use.In hydraulic system, the function of oil hydraulic pump is the pressure energy mechanical energy of motor or internal combustion engine prime movers being converted to liquid, provides pressure oil and drives executive component work, belong to Hydraulic power units to system.
Vane pump has compact structure, and volume is little, stable movement, and noise is little, the advantages such as uniform flow and life-span length.Because its rated pressure is brought up to 16MPa or higher by the development of high-performance variable vane pump, thus make its application throughout all types of industries equipment.Single acting vane pump regulates, so the existing vane pump product overwhelming majority all adopts single acting vane pump structure owing to can realize becoming discharge capacity by the offset changed between its track ring and rotor easily.The adjusting device of eccentricity of such pump adopts spring and hydraulic pressure installation to regulate at present, exists and regulates inaccuracy, and reaction velocity is slow, the problems such as leakage of oil.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of variable vane pump discharge capacity adjustment AC servo machinery driving device, regulate accurately, reaction velocity is fast, oil-proof.
In order to achieve the above object, technological scheme of the present invention is as follows:
A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device, comprise the stator 11 of variable vane pump and coordinate with it and be arranged on the rotor 13 of stator 11 inside, rotor 13 is connected with transmission shaft 12, freely retreat in the fluting of blade 14 on rotor 13, stator 11 has an eccentric distance e with the center of rotor 13, transmission shaft 12 rotor driven 13 rotates in the counterclockwise direction, blade 14 presses to the internal surface of stator 11 under the influence of centrifugal force, and slide along this internal surface, the outside of stator 11 is provided with variable vane pump shell 9, actuating motor 1 is fixed on variable vane pump shell 9 by end cap 15, the sun gear 2-2 Spielpassung of actuating motor 1 output shaft and planetary reducer 2, the planet wheel 2-3 of planetary reducer 2 is connected with the end face of contiguous block 4 by axle sleeve 2-4 and bearing pin 2-5, contiguous block 4 inside is connected with the termination of ball screw 8, the outside of contiguous block 4 is by tapered roller bearing 3, deep groove ball bearing 5 and variable vane pump shell 9 are connected, tapered roller bearing 3 outer ring and inner ring are located by the gear ring 2-1 of planetary reducer 2 and contiguous block 4 respectively, deep groove ball bearing 5 outer ring and inner ring are located by variable vane pump shell 9 and contiguous block 4 respectively, be connected with stator 11 with feed screw nut 10 outside that ball screw 8 coordinates, ball screw 8 rotarily drives feed screw nut 10 horizontal motion, and then drive stator 11 to make horizontal motion, thus the adjustment realized the eccentric amount e of variable vane pump.
Planetary reducer 2 is arranged on variable vane pump shell 9.
Described actuating motor 1 is at afterbody with absolute encoder 1-1, and absolute encoder 1-1 is connected with computer.
Be provided with sensor at the oil outlet place of variable vane pump, sensor is connected with computer.
Beneficial effect of the present invention is: driven by actuating motor 1, can the eccentric amount e of accurate automatically Moderator Variable vane pump in time, and realize accurate controlled variable vane pump flow, improve the dynamic performance of pump, regulate accurately, reaction velocity is fast.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is planetary reducer 2, ball screw 8, feed screw nut 10 connect enlarged view.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
See figures.1.and.2, a kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device, comprise the stator 11 of variable vane pump and coordinate with it and be arranged on the rotor 13 of stator 11 inside, rotor 13 is connected with transmission shaft 12, freely retreat in the fluting of blade 14 on rotor 13, stator 11 has an eccentric distance e with the center of rotor 13, transmission shaft 12 rotor driven 13 rotates in the counterclockwise direction, blade 14 presses to the internal surface of stator 11 under the influence of centrifugal force, and slide along this internal surface, the outside of stator 11 is provided with variable vane pump shell 9, actuating motor 1 is fixed on variable vane pump shell 9 by end cap 15, the sun gear 2-2 of actuating motor 1 output shaft and planetary reducer 2 is by the first key 16 Spielpassung, the planet wheel 2-3 of planetary reducer 2 is connected with the end face of contiguous block 4 by axle sleeve 2-4 and bearing pin 2-5, contiguous block 4 inside is connected by the first bolt 17 and the second key 7 with the termination of ball screw 8, the outside of contiguous block 4 is by tapered roller bearing 3, deep groove ball bearing 5 and variable vane pump shell 9 are connected, tapered roller bearing 3 outer ring and inner ring are located by the gear ring 2-1 of planetary reducer 2 and contiguous block 4 respectively, deep groove ball bearing 5 outer ring and inner ring are located by variable vane pump shell 9 and contiguous block 4 respectively, be connected with stator 11 by the second bolt 18 with feed screw nut 10 outside that ball screw 8 coordinates, ball screw 8 rotarily drives feed screw nut 10 horizontal motion, and then drive stator 11 to make horizontal motion, thus realize regulating the offset of variable vane pump.
Planetary reducer 2 is arranged on variable vane pump shell 9.
Described actuating motor 1 is at afterbody with absolute encoder 1-1, and absolute encoder 1-1 is connected with computer, when adopt computer carry out variable vane pump automatically control time, the offset of variable vane pump can be reflected at any time.
Be provided with sensor at the oil outlet place of variable vane pump, sensor is connected with computer, and the output situation of pump is fed back to computer in time.
Working principle of the present invention is:
Transmission shaft 12 rotor driven 13 rotates in the counterclockwise direction, and blade 14 presses to the internal surface of stator 11 under the influence of centrifugal force, and slides along this internal surface, and blade 14 is when lower branch slips over, and the volume that every two adjacent blades are formed increases gradually, carries out oil suction; When upper half-turn slips over, volume reduces gradually, carries out oil extraction.
Ball screw 8 rotarily drives feed screw nut 10 horizontal motion, and then drives stator 11 to make horizontal motion, thus realizes regulating the offset of variable vane pump.During work, inner axial force is delivered on variable vane pump shell 9 by tapered roller bearing 3, and actuating motor 1 and sun gear 2-1 Spielpassung, such actuating motor 1 transmitting torque, does not bear thrust load.
When adopt computer carry out variable vane pump automatically control time, actuating motor 1 with absolute encoder 1-1, can reflect the offset of variable vane pump at afterbody at any time.At oil outlet, place is provided with sensor, and the output situation of pump is fed back to computer by sensor in time, and computer, according to the needs of actual conditions, sends signal to actuating motor 1, the offset of Moderator Variable vane pump, thus the demand meeting actual conditions.
Claims (4)
1. a variable vane pump discharge capacity regulates and uses AC servo machinery driving device, comprise the stator (11) of variable vane pump and coordinate with it and be arranged on the inner rotor (13) of stator (11), rotor (13) is connected with transmission shaft (12), freely retreat in the fluting of blade (14) on rotor (13), stator (11) has an eccentric distance e with the center of rotor (13), transmission shaft (12) rotor driven (13) rotates in the counterclockwise direction, blade (14) presses to the internal surface of stator (11) under the influence of centrifugal force, and slide along this internal surface, the outside of stator (11) is provided with variable vane pump shell (9), it is characterized in that: actuating motor (1) is fixed on variable vane pump shell (9) by end cap (15), sun gear (2-2) Spielpassung of actuating motor (1) output shaft and planetary reducer (2), the planet wheel (2-3) of planetary reducer (2) is connected with the end face of contiguous block (4) by axle sleeve (2-4) and bearing pin (2-5), contiguous block (4) inside is connected with the termination of ball screw (8), the outside of contiguous block (4) is by tapered roller bearing (3), deep groove ball bearing (5) and variable vane pump shell (9) are connected, tapered roller bearing (3) outer ring and inner ring are respectively by gear ring (2-1) and contiguous block (4) location of planetary reducer (2), deep groove ball bearing (5) outer ring and inner ring are located by variable vane pump shell (9) and contiguous block (4) respectively, be connected with stator (11) with feed screw nut (10) outside that ball screw (8) coordinates, ball screw (8) rotarily drives feed screw nut (10) horizontal motion, and then drive stator (11) to make horizontal motion, thus realize regulating the offset of variable vane pump.
2. a kind of variable vane pump discharge capacity adjustment AC servo machinery driving device according to claim 1, is characterized in that: described planetary reducer (2) is arranged on variable vane pump shell (9).
3. a kind of variable vane pump discharge capacity adjustment AC servo machinery driving device according to claim 1, it is characterized in that: described actuating motor (1) is at afterbody with absolute encoder (1-1), and absolute encoder (1-1) is connected with computer.
4. a kind of variable vane pump discharge capacity adjustment AC servo machinery driving device according to claim 1, is characterized in that: be provided with sensor at the oil outlet place of variable vane pump, sensor is connected with computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410318960.2A CN104196720B (en) | 2014-07-07 | 2014-07-07 | A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410318960.2A CN104196720B (en) | 2014-07-07 | 2014-07-07 | A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104196720A CN104196720A (en) | 2014-12-10 |
| CN104196720B true CN104196720B (en) | 2016-04-13 |
Family
ID=52082064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410318960.2A Expired - Fee Related CN104196720B (en) | 2014-07-07 | 2014-07-07 | A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104196720B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952831B (en) * | 2016-04-28 | 2018-01-23 | 北京化工大学 | A kind of eccentric adjusting vibration absorber for non-contact seals |
| CN108418343B (en) * | 2018-05-21 | 2023-11-03 | 贾绍斌 | Two-position push-pull motor self-locked by limiting idling and ball phase sequence |
| CN110131160B (en) * | 2019-05-29 | 2020-08-11 | 河南航天液压气动技术有限公司 | Variable displacement vane pump |
| CN110701031A (en) * | 2019-10-09 | 2020-01-17 | 太原理工大学 | Variable mechanism of radial plunger pump for continuously and proportionally adjusting flow |
| CN110714917B (en) * | 2019-10-09 | 2021-05-28 | 太原理工大学 | Variable mechanism of single-acting vane pump for continuously and proportionally adjusting flow |
| CN110657078A (en) * | 2019-10-09 | 2020-01-07 | 太原理工大学 | Swash plate type plunger pump variable mechanism capable of continuously and proportionally adjusting flow |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4601641A (en) * | 1984-07-24 | 1986-07-22 | Nippondenso Co. Ltd. | Discharge pressure-dependant variable-capacity radial plunger pump |
| CN2244627Y (en) * | 1995-06-05 | 1997-01-08 | 上海科曼电气公司 | Variable controlling mechanism for digital hydraulic pump |
| CN1173912A (en) * | 1995-02-09 | 1998-02-18 | 罗伯特·博施有限公司 | Adjustable hydrostatic pump |
| CN101761464A (en) * | 2009-12-04 | 2010-06-30 | 威海华东数控股份有限公司 | Axial variable plunger pump |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6166872A (en) * | 1984-09-10 | 1986-04-05 | Nippon Denso Co Ltd | Variable-capacity pump |
| US8128386B2 (en) * | 2008-06-26 | 2012-03-06 | Hamilton Sundstrand Corporation | Variable flow pumping system |
-
2014
- 2014-07-07 CN CN201410318960.2A patent/CN104196720B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4601641A (en) * | 1984-07-24 | 1986-07-22 | Nippondenso Co. Ltd. | Discharge pressure-dependant variable-capacity radial plunger pump |
| CN1173912A (en) * | 1995-02-09 | 1998-02-18 | 罗伯特·博施有限公司 | Adjustable hydrostatic pump |
| CN2244627Y (en) * | 1995-06-05 | 1997-01-08 | 上海科曼电气公司 | Variable controlling mechanism for digital hydraulic pump |
| CN101761464A (en) * | 2009-12-04 | 2010-06-30 | 威海华东数控股份有限公司 | Axial variable plunger pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104196720A (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104196720B (en) | A kind of variable vane pump discharge capacity regulates uses AC servo machinery driving device | |
| CN104153958B (en) | A kind of radial plunger pump delivery regulates uses AC servo machinery driving device | |
| US20210087943A1 (en) | Five cylinder plunger pump | |
| CN104325055B (en) | A kind of fluid pressure type radial forging machine of mechanical trip adjustment of AC servo machinery driving | |
| CN103912517A (en) | Hydraulic all-adjusted tubular pump structure for vertical shaft | |
| CN102001016B (en) | Digital ultraprecise multifunctional hydrostatic lead screw controlled by electrohydraulic servo pump | |
| CN105822492B (en) | A kind of multiaction axial plunger type motor | |
| CN204371570U (en) | A kind of Self-rotation structure being applicable to the plunger uniform wear of radial plunger hydraulic pump | |
| RU2561254C1 (en) | Electrohydraulic drive | |
| CN202326055U (en) | Inclined-tray type dosing plunger pump | |
| CN211737797U (en) | Pumping type bearing thrust disc | |
| CN202645905U (en) | Double-kinetic-energy flow control pump | |
| CN103994045A (en) | Plunger piston type hydraulic pump with linear motors | |
| CN103758953B (en) | A kind of mechanical stepless speed regulator | |
| CN204152873U (en) | A kind of full hydraulic control universal swing oil hydraulic cylinder | |
| CN203604288U (en) | Valve plate for integrated type hydraulic transformer | |
| CN104088973B (en) | A kind of buncher of gear drive Hydraulic Adjustable Speed | |
| CN201848723U (en) | Digital ultra-precision multifunctional static-pressure lead screw controlled by electrohydraulic servo pump | |
| CN206280241U (en) | The variable inner curve hydraulic pump of adjustable type or motor | |
| CN204477239U (en) | A kind of liquid_viscosity regulator device of servo-drive mode | |
| CN1912387A (en) | Inner curve radial plunger type hydraulic pump/motor | |
| CN206280242U (en) | A kind of high-accuracy quantitative fluid supercharging vane type electric transmission assembly apparatus | |
| CN104806705A (en) | Gear reducer | |
| CN103768998A (en) | Rotary type ultrahigh pressure supercharger of synthetic diamond cubic press | |
| CN205070682U (en) | Servo unit head of multiaxis big load of gear reduction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20190707 |