CN103075392A - Linear electromechanical static pressure servo mechanism - Google Patents

Linear electromechanical static pressure servo mechanism Download PDF

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Publication number
CN103075392A
CN103075392A CN201110328588XA CN201110328588A CN103075392A CN 103075392 A CN103075392 A CN 103075392A CN 201110328588X A CN201110328588X A CN 201110328588XA CN 201110328588 A CN201110328588 A CN 201110328588A CN 103075392 A CN103075392 A CN 103075392A
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CN
China
Prior art keywords
static pressure
servo
permanent magnet
magnet synchronous
synchronous motor
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.)
Pending
Application number
CN201110328588XA
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Chinese (zh)
Inventor
卢红影
王宇浩
赵守军
张文海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Academy of Launch Vehicle Technology CALT
Beijing Research Institute of Precise Mechatronic Controls
Original Assignee
China Academy of Launch Vehicle Technology CALT
Beijing Research Institute of Precise Mechatronic Controls
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Academy of Launch Vehicle Technology CALT, Beijing Research Institute of Precise Mechatronic Controls filed Critical China Academy of Launch Vehicle Technology CALT
Priority to CN201110328588XA priority Critical patent/CN103075392A/en
Publication of CN103075392A publication Critical patent/CN103075392A/en
Pending legal-status Critical Current

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Abstract

The invention belongs to a mechanism used for controlling a servo system through a missile thrust vector so as to provide thrust for an electromechanical static pressure servo system on a missile, and specifically relates to a linear electromechanical static pressure servo mechanism. The linear electromechanical static pressure servo mechanism comprises a servo electric pump, a supercharging oil tank and a hydraulic actuator, wherein the servo electric pump comprises an alternating current permanent magnet synchronous motor and a bidirectional rotating constant plunger pump, the alternating current permanent magnet synchronous motor and the bidirectional rotating constant plunger pump share one drive shaft, and the torque is transmitted to the bidirectional rotating constant plunger pump by the alternating current permanent magnet synchronous motor through the drive shaft. The linear electromechanical static pressure servo mechanism has the advantages that the alternating current permanent magnet synchronous motor and the bidirectional rotating constant plunger pump are coaxially connected, so that the servo mechanism has the characteristics of compact structure, small moment of inertia and high dynamic response, the total weight of the electromechanical static pressure servo mechanism is reduced, and the servo mechanism adapts to rigorous weight requirements.

Description

The dynamo-electric static pressure servomechanism of a kind of linear type
Technical field
The invention belongs to and a kind ofly realize that for guided missile thrust vectoring control servo-system dynamo-electric static pressure servo-system on the bullet provides the mechanism of thrust, is specifically related to the dynamo-electric static pressure servomechanism of a kind of linear type.
Background technique
Strategy coasting servo-system longevity of service, servo-system load average power is large, the servo-system working conditions change is large, installing space servo-system is narrow and small, weight requires harsh, wide temperature to work.This just requires the characteristics that dynamo-electric static pressure servomechanism possesses when long simultaneously, capacity is large, specific power is high, small light requirement when namely long.The overlapping layout can't satisfy above-mentioned requirements about " servo-electric pump, pressurized fuel tank and hydraulic actuator " adopted at present, needed to develop a kind of new servo-electric pump and hydraulic actuator for this reason.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can solve servomechanism longevity of service, average power is large, working conditions change is large work characteristics, solve simultaneously the linear type electromechanics static pressure servomechanism that installing space is narrow and small, weight requires the application restric-tion conditions such as harshness, wide temperature work of servomechanism.
The present invention realizes like this, the dynamo-electric static pressure servomechanism of a kind of linear type, it comprises servo-electric pump, pressurized fuel tank and hydraulic actuator, wherein the servo-electric pump comprises AC permanent magnet synchronous motor and bidirectional rotation constant plunger pump, AC permanent magnet synchronous motor and bidirectional rotation constant plunger pump share a transmission shaft, by AC permanent magnet synchronous motor by transmission shaft with transmission of torque to bidirectional rotation constant plunger pump.
The servo-electric pump adopts bolt to connect with hydraulic actuator.
Advantage of the present invention is that (1) utilizes AC permanent magnet synchronous motor and coaxial connection of bidirectional rotation constant plunger pump, has compact structure, rotary inertia is little, the characteristics that dynamic response is high have alleviated the gross weight of dynamo-electric static pressure servomechanism, adapt to harsh weight requirement; (2) maximum overload by AC permanent magnet synchronous motor provides peak power to load, AC permanent magnet synchronous motor designs according to load average power, relatively design according to maximum load power, have the advantages such as volume is little, quality is light, better meet small light requirement when long; (3) servo-electric pump and hydraulic actuator adopt the coaxial line layout, and both adopt the end face flange arrangement to dock, and satisfy the narrow and small demand of installing space of servomechanism.
Description of drawings
Fig. 1 is the dynamo-electric static pressure servomechanism of a kind of linear type provided by the present invention overall structure plan view;
Fig. 2 is the sectional view of Fig. 1.
Among the figure, 1 AC permanent magnet synchronous motor, 2 hydraulic actuators, 3 bidirectional rotation constant plunger pumps, 4 bolts, 5 transmission shafts, 6 pressurized fuel tanks.
Embodiment
Below in conjunction with drawings and Examples the present invention is described in detail:
As depicted in figs. 1 and 2, the dynamo-electric static pressure servomechanism of a kind of linear type comprises servo-electric pump, pressurized fuel tank 6 and hydraulic actuator 2, and wherein the servo-electric pump comprises AC permanent magnet synchronous motor 1 and bidirectional rotation constant plunger pump 3.AC permanent magnet synchronous motor 1 and bidirectional rotation constant plunger pump 3 share a transmission shaft 5, by AC permanent magnet synchronous motor by transmission shaft 5 with transmission of torque to bidirectional rotation constant plunger pump 3, exchange the rotating speed of controlling bidirectional rotation constant plunger pump 3 with the rotating speed of magnetic-synchro motor 1 by control, by the output high low pressure fluid direction that turn to control bidirectional rotation constant plunger pump 3 of control interchange with magnet synchronous machine 1, that is to say, can realize controlling servo-electric pump output speed and high low pressure fluid direction by the rotating speed of control AC permanent magnet synchronous motor 1 with turning to.
Servo-electric pump and hydraulic actuator 2 adopts 12 bolts 4 to connect, and it is coaxial that the transmission shaft 5 that guarantees the servo-electric pump and hydraulic actuator 2 are in, thus realization servo-electric pump and the coaxial structural type of hydraulic actuator.
Working procedure of the present invention is: when body carries out the attitude adjustment, need to provide thrust to steering gear system by dynamo-electric static pressure servomechanism.After dynamo-electric static pressure servomechanism is received the control system instruction, to hydraulic actuator, control hydraulic actuator ouput force and displacement by servo-electric pump output flow-controllable.Hydraulic actuator links to each other with steering gear system by driving mechanism, according to the demand of steering gear system to moment and swash angle position, to the hydraulic pressure actuator, the steering gear system demand is satisfied in control hydraulic actuator ouput force and displacement to dynamo-electric static pressure servomechanism by servo-electric pump output flow-controllable.

Claims (2)

1. the dynamo-electric static pressure servomechanism of a linear type, it is characterized in that: it comprises servo-electric pump, pressurized fuel tank (6) and hydraulic actuator (2), wherein the servo-electric pump comprises AC permanent magnet synchronous motor (1) and bidirectional rotation constant plunger pump (3), AC permanent magnet synchronous motor (1) and bidirectional rotation constant plunger pump (3) share a transmission shaft (5), by AC permanent magnet synchronous motor by transmission shaft (5) with transmission of torque to bidirectional rotation constant plunger pump (3).
2. the dynamo-electric static pressure servomechanism of a kind of linear type as claimed in claim 1, it is characterized in that: the servo-electric pump connects with hydraulic actuator (2) employing bolt (4).
CN201110328588XA 2011-10-26 2011-10-26 Linear electromechanical static pressure servo mechanism Pending CN103075392A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110328588XA CN103075392A (en) 2011-10-26 2011-10-26 Linear electromechanical static pressure servo mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110328588XA CN103075392A (en) 2011-10-26 2011-10-26 Linear electromechanical static pressure servo mechanism

Publications (1)

Publication Number Publication Date
CN103075392A true CN103075392A (en) 2013-05-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110328588XA Pending CN103075392A (en) 2011-10-26 2011-10-26 Linear electromechanical static pressure servo mechanism

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CN (1) CN103075392A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104564577A (en) * 2013-10-29 2015-04-29 北京精密机电控制设备研究所 Servo electric pump
CN106402098A (en) * 2016-10-19 2017-02-15 北京精密机电控制设备研究所 Electromechanical static pressure control system
CN106640583A (en) * 2015-10-30 2017-05-10 北京精密机电控制设备研究所 Servo motor pump
CN109340219A (en) * 2018-08-25 2019-02-15 江苏金陵智造研究院有限公司 Highly integrated hydraulic power unit

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2124330U (en) * 1992-04-02 1992-12-09 张金铎 Electromagnetic pump
CN2326747Y (en) * 1998-05-22 1999-06-30 武新民 Synchronous reciprocating gas/liquid pump for steam engine
CN1828294A (en) * 2006-03-28 2006-09-06 天津大学 Compound energy source driven under-water vertical section buoy
CN201412349Y (en) * 2009-06-17 2010-02-24 珠海格力电器股份有限公司 Structure for fixing pump body assembly and stator with shell in rotary compressor
CN201461429U (en) * 2009-05-22 2010-05-12 新乡市夏烽电器有限公司 Novel submersible direct drive screw pump

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2124330U (en) * 1992-04-02 1992-12-09 张金铎 Electromagnetic pump
CN2326747Y (en) * 1998-05-22 1999-06-30 武新民 Synchronous reciprocating gas/liquid pump for steam engine
CN1828294A (en) * 2006-03-28 2006-09-06 天津大学 Compound energy source driven under-water vertical section buoy
CN201461429U (en) * 2009-05-22 2010-05-12 新乡市夏烽电器有限公司 Novel submersible direct drive screw pump
CN201412349Y (en) * 2009-06-17 2010-02-24 珠海格力电器股份有限公司 Structure for fixing pump body assembly and stator with shell in rotary compressor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104564577A (en) * 2013-10-29 2015-04-29 北京精密机电控制设备研究所 Servo electric pump
CN106640583A (en) * 2015-10-30 2017-05-10 北京精密机电控制设备研究所 Servo motor pump
CN106402098A (en) * 2016-10-19 2017-02-15 北京精密机电控制设备研究所 Electromechanical static pressure control system
CN106402098B (en) * 2016-10-19 2018-11-06 北京精密机电控制设备研究所 A kind of electromechanical static pressure control system
CN109340219A (en) * 2018-08-25 2019-02-15 江苏金陵智造研究院有限公司 Highly integrated hydraulic power unit

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Application publication date: 20130501