CN108462307B - A kind of roller screw electromechanical actuator - Google Patents
A kind of roller screw electromechanical actuator Download PDFInfo
- Publication number
- CN108462307B CN108462307B CN201810155516.1A CN201810155516A CN108462307B CN 108462307 B CN108462307 B CN 108462307B CN 201810155516 A CN201810155516 A CN 201810155516A CN 108462307 B CN108462307 B CN 108462307B
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- CN
- China
- Prior art keywords
- partition
- motor housing
- bearing
- integral structure
- cooling fan
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of roller screw electromechanical actuators, including motor housing, the motor housing is internally provided with cooling fan, and cooling fan is fixedly connected by bracket with motor housing, the side of the cooling fan is provided with first partition, and first partition is an integral structure with motor housing, the first partition is provided with GW420A master controller far from the side of cooling fan, and GW420A master controller is fixedly connected by bracket with motor housing, the present invention is provided with motor housing and cooling fan, the motor housing of setting can be good at protecting internal element, extend the service life of equipment, pass through the partition of setting simultaneously, each element is separated, thermogenetic interference is mutually dissipated between reduction electrical component, prevent the biggish equipment of heat production from influencing the lesser equipment of heat production, conducive to raising operational efficiency, Heat is quickly discharged by exhaust tube for the cooling fan of setting, guarantees the efficient operation of each element.
Description
Technical field
The invention belongs to electromechanical actuator technical fields, and in particular to a kind of roller screw electromechanical actuator.
Background technique
Electromechanical actuator is a kind of electromechanical integrated device, by the output instruction signal of servo-driver be changed into speed,
The mechanical quantities such as displacement, load, to realize the purpose to the driving of control object speed, displacement drive and load driving, electromechanical actuation
Device is in weapon following system, electric foldable system, electric winch system, steering gear control system, electric retractable system and intelligent machine
It is had been widely used in device people, and Hydrauservo System weight is larger, is unfavorable for integrating, the performance of motor is concerning arriving electromechanical actuator
Performance.
But electromechanical actuator using effect currently on the market is bad, the service life of equipment is poor, in operational process
The amount of heat that middle motor generates can not be discharged, and influence the operational efficiency of motor, the abrasion of operating bar is more serious, influences equipment
The stability of operation.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of roller screw electromechanical actuator
The service life of equipment is poor, and the amount of heat that motor generates in the process of running can not be discharged, and influences the operational efficiency of motor,
The problem of abrasion of operating bar is more serious, influences the stability of equipment operation.
To achieve the above object, the invention provides the following technical scheme: a kind of roller screw electromechanical actuator, including motor
Shell, the motor housing is internally provided with cooling fan, and cooling fan is fixedly connected by bracket with motor housing, institute
The side for stating cooling fan is provided with first partition, and first partition is an integral structure with motor housing, the first partition
Side far from cooling fan is provided with GW420A master controller, and GW420A master controller is fixed by bracket and motor housing
Connection, the GW420A master controller are provided with second partition, and second partition and motor housing far from the side of first partition
It is an integral structure, the second partition is provided with inverter far from the side of GW420A master controller, and inverter passes through branch
Frame is fixedly connected with motor housing, and the inverter is provided with third partition far from the side of second partition, and third partition with
Motor housing is an integral structure, and the third partition is provided with inner casing far from the side of inverter, is set above the inner casing
It is equipped with exhaust tube, and exhaust tube is an integral structure with first partition, the inner casing is internally provided with first bearing, and first
Bearing is an integral structure with inner casing, and rotating bar is equipped in the first bearing, is provided with rotor on the outside of the rotating bar,
And rotor is fixed by the bracket with rotating bar and connect, and stator is provided on the outside of the rotor, and stator and inner casing are integral type
Position sensor stator is arranged in the side of structure, the stator, and position sensor stator is an integral structure with inner casing, institute
Rheme sets the inside setting position sensor rotor of sensor stator, and position sensor rotor is solid by bracket and rotating bar
Fixed connection, the position sensor rotor is provided with second bearing far from the side of first bearing, and second bearing is with inner casing
Integral structure, the side of the motor housing is provided with actuator shell, and actuator shell and motor housing are integral type
Structure, the actuator shell are internally provided with 3rd bearing, are equipped with lead screw in the 3rd bearing, the lead screw and turn
Lever is fixedly connected by 3rd bearing, and operating bar, the inside installation of the actuator shell shell wall are arranged on the lead screw
There is oil storing tube, the oil storing tube is internally provided with piston, and the side of the oil storing tube is provided with electric telescopic rod, the piston
It is fixedly connected by bolt with electric telescopic rod, the oil storing tube is provided with conduit, and conduit far from the side of electric telescopic rod
It is an integral structure with oil storing tube, the stator and inverter are electrically connected, the inverter, cooling fan and electric telescopic rod
It is electrically connected with GW420A master controller, the GW420A master controller and external power supply are electrically connected, and pass through GW420A master
Controller control electric telescopic rod band piston pushes in oil storing tube, so that discontinuity is past by the lubricating oil stored in oil storing tube
It is added dropwise on screw rod.
Preferably, aspirating hole is offered on the exhaust tube.
Preferably, the oil storing tube is hollow cylindrical structure.
Preferably, the diameter of the piston is identical as the diameter of oil storage inside pipe wall.
Preferably, there are two the position sensor stator is arranged altogether.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention is provided with motor housing and cooling fan, and the motor housing of setting can be good at protecting internal member
Part extends the service life of equipment, while by the partition of setting, each element being separated, and mutually radiates between reduction electrical component
The interference of generation prevents the biggish equipment of heat production from influencing the lesser equipment of heat production, is conducive to improve operational efficiency, the radiation air of setting
Heat is quickly discharged by exhaust tube for machine, guarantees the efficient operation of each element.
(2) present invention is provided with oil storing tube, by GW420A main controller controls electric telescopic rod band piston in oil storage
Pushed in pipe, thus discontinuity toward lubricating oil is added dropwise on lead screw, reduce the friction between operating bar and lead screw, play lubrication and prevent
The effect of rust.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of motor housing of the present invention；
Fig. 2 is structural schematic diagram of the invention；
Fig. 3 is the structural schematic diagram of magnification region of the present invention；
Fig. 4 is circuit block diagram of the invention；
In figure: 1- first partition, 2-GW420A master controller, 3- inverter, 4- third partition, 5- first bearing, 6- turn
Lever, 7- position sensor stator, 8- second bearing, 9- position sensor rotor, 10- rotor, 11- stator, 12- exhaust tube,
13- inner casing, 14- motor housing, 15- second partition, 16- cooling fan, 17- actuator shell, 18- operating bar, 19- lead screw,
20- 3rd bearing, 21- electric telescopic rod, 22- piston, 23- oil storing tube, 24- conduit.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of roller screw electromechanical actuator, including outside motor
Shell 14, motor housing 14 are internally provided with cooling fan 16, and the heat for quickly generating each element is discharged, and improve each element
Operational efficiency, and cooling fan 16 is fixedly connected by bracket with motor housing 14, the side of cooling fan 16 is provided with first
Partition 1, plays the role of isolation, reduces interfering with each other for each interelement, and first partition 1 and motor housing 14 are integral type knot
Structure, first partition 1 is provided with GW420A master controller 2 far from the side of cooling fan 16, and GW420A master controller 2 passes through branch
Frame is fixedly connected with motor housing 14, and GW420A master controller 2 is provided with second partition 15 far from the side of first partition 1, and
Second partition 15 is an integral structure with motor housing 14, and second partition 15 is provided with far from the side of GW420A master controller 2
Inverter 3, and inverter 3 is fixedly connected by bracket with motor housing 14, inverter 3 is arranged far from the side of second partition 15
There is third partition 4, and third partition 4 is an integral structure with motor housing 14, third partition 4 is set far from the side of inverter 3
It is equipped with inner casing 13, the top of inner casing 13 is provided with exhaust tube 12, and exhaust tube 12 is an integral structure with first partition 1, inner casing
13 are internally provided with first bearing 5, and first bearing 5 is an integral structure with inner casing 13, and rotation is equipped in first bearing 5
Bar 6, the outside of rotating bar 6 is provided with rotor 10, and rotor 10 is fixed by the bracket with rotating bar 6 and connect, the outside of rotor 10
It being provided with stator 11, and stator 11 is an integral structure with inner casing 13, position sensor stator 7 is arranged in the side of stator 11,
And position sensor stator 7 is an integral structure with inner casing 13, the inside setting position sensor of position sensor stator 7 turns
Son 9, the effect of position sensor are the position signals for checking rotor magnetic pole relative to stator winding, are provided correctly for inverter 3
Commutation signal, and position sensor rotor 9 is fixedly connected by bracket with rotating bar 6, and position sensor rotor 9 is far from first
The side of bearing 5 is provided with second bearing 8, and second bearing 8 is an integral structure with inner casing 13, and the side of motor housing 14 is set
It is equipped with actuator shell 17, and actuator shell 17 is an integral structure with motor housing 14, the inside of actuator shell 17 is set
It is equipped with 3rd bearing 20, lead screw 19, lead screw 19 and rotating bar 6 are installed in 3rd bearing 20 and connected by the way that 3rd bearing 20 is fixed
It connects, operating bar 18 is arranged on lead screw 19, the inside of 17 shell wall of actuator shell is equipped with oil storing tube 23, stores lubricating oil, just
In adding lubricating oil for lead screw 19 to reduce friction, oil storing tube 23 is internally provided with piston 22, and the side of oil storing tube 23 is set
It is equipped with electric telescopic rod 21, piston 22 is fixedly connected by bolt with electric telescopic rod 21, and oil storing tube 23 is far from electric telescopic rod
21 side is provided with conduit 24, and conduit 24 is an integral structure with oil storing tube 23, and stator 11 and inverter 3 are electrically connected,
Inverter 3, cooling fan 16 and electric telescopic rod 21 with GW420A master controller 2 be electrically connected, GW420A master controller 2 with
External power supply is electrically connected, and is controlled electric telescopic rod 21 by GW420A master controller 2 and is pushed away in oil storing tube 23 with piston 22
It is dynamic, so that discontinuity is by the lubricating oil stored in oil storing tube 23 toward being added dropwise on screw rod 19.
For the ease of heat to be discharged, in the present embodiment, it is preferred that offer aspirating hole on exhaust tube 12.
It is mobile for the ease of piston 22, in the present embodiment, it is preferred that oil storing tube 23 is hollow cylindrical structure.
Leakproofness when in order to guarantee that piston 22 is mobile, in the present embodiment, it is preferred that the diameter and oil storing tube 23 of piston 22
The diameter of inner wall is identical.
It is accurate for positioning, in the present embodiment, it is preferred that position sensor stator 7 is altogether there are two settings.
The working principle of the invention and process for using: in use, external power supply is switched to inverter 3, it is past by inverter 3
Stator 11 is powered, and by electromagnetic induction principle, makes rotor 10 that rotating bar 6 be driven to rotate, and rotating bar 6 drives lead screw 19 to rotate again,
To make the operating bar 18 installed on lead screw 19 move, a large amount of heat can be generated during the operation of each element, by setting
First partition 1, third partition 4 and the second partition 15 set, each element is separated, and is mutually dissipated between reduction electrical component thermogenetic
Interference prevents the biggish equipment of heat production from influencing the lesser equipment of heat production, is conducive to improve operational efficiency, while cooling fan 16 passes through
Heat in motor housing 14 is quickly discharged exhaust tube 12, guarantees the efficient operation of each element, it is contemplated that operating bar 18 and silk
Thick stick 19 is rotated for a long time in the presence of abrasion, controls electric telescopic rod 21 with piston 22 in oil storing tube by GW420A master controller 2
Push in 23, thus discontinuity by the lubricating oil stored in oil storing tube 23 toward being added dropwise on lead screw 19, reduce operating bar 18 and silk
Friction between thick stick 19.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of roller screw electromechanical actuator, including motor housing (14), it is characterised in that: the motor housing (14) it is interior
Portion is provided with cooling fan (16), and cooling fan (16) is fixedly connected by bracket with motor housing (14), the radiation air
The side of machine (16) is provided with first partition (1), and first partition (1) is an integral structure with motor housing (14), and described
One partition (1) is provided with GW420A master controller (2) far from the side of cooling fan (16), and GW420A master controller (2) is logical
It crosses bracket to be fixedly connected with motor housing (14), the GW420A master controller (2) is provided with far from the side of first partition (1)
Second partition (15), and second partition (15) is an integral structure with motor housing (14), the second partition (15) is separate
The side of GW420A master controller (2) is provided with inverter (3), and inverter (3) is fixed by bracket and motor housing (14)
Connection, the inverter (3) is provided with third partition (4) far from the side of second partition (15), and third partition (4) and motor
Shell (14) is an integral structure, and the third partition (4) is provided with inner casing (13) far from the side of inverter (3), described interior
It is provided with above shell (13) exhaust tube (12), and exhaust tube (12) is an integral structure with first partition (1), the inner casing
(13) be internally provided with first bearing (5), and first bearing (5) is an integral structure with inner casing (13), the first bearing
(5) it is equipped on rotating bar (6), is provided with rotor (10) on the outside of the rotating bar (6), and rotor (10) and rotating bar (6)
It is fixed by the bracket connection, is provided with stator (11) on the outside of the rotor (10), and stator (11) is integrated with inner casing (13)
Position sensor stator (7) are arranged in the side of formula structure, the stator (11), and position sensor stator (7) and inner casing
(13) it is an integral structure, position sensor rotor (9) are arranged in the inside of the position sensor stator (7), and position passes
Sensor rotor (9) is fixedly connected by bracket with rotating bar (6), and the position sensor rotor (9) is far from first bearing (5)
Side is provided with second bearing (8), and second bearing (8) is an integral structure with inner casing (13), the motor housing (14)
Side is provided with actuator shell (17), and actuator shell (17) is an integral structure with motor housing (14), the actuation
Device shell (17) is internally provided with 3rd bearing (20), is equipped with lead screw (19), the lead screw on the 3rd bearing (20)
(19) it is fixedly connected with rotating bar (6) by 3rd bearing (20), is arranged with operating bar (18), the work on the lead screw (19)
The inside of dynamic device shell (17) shell wall is equipped with oil storing tube (23), and the oil storing tube (23) is internally provided with piston (22), institute
The side for stating oil storing tube (23) is provided with electric telescopic rod (21), and the piston (22) is solid by bolt and electric telescopic rod (21)
Fixed connection, the oil storing tube (23) is provided with conduit (24) far from the side of electric telescopic rod (21), and conduit (24) and oil storage
Pipe (23) is an integral structure, and the stator (11) and inverter (3) are electrically connected, the inverter (3), cooling fan (16)
It is electrically connected with GW420A master controller (2) with electric telescopic rod (21), the GW420A master controller (2) and external power supply
It is electrically connected, is pushed away in oil storing tube (23) by GW420A master controller (2) control electric telescopic rod (21) band piston (22)
It is dynamic, so that discontinuity is by the lubricating oil stored in oil storing tube (23) toward being added dropwise on screw rod (19).
2. a kind of roller screw electromechanical actuator according to claim 1, it is characterised in that: opened on the exhaust tube (12)
Equipped with aspirating hole.
3. a kind of roller screw electromechanical actuator according to claim 1, it is characterised in that: the oil storing tube (23) is sky
Heart cylindrical structure.
4. a kind of roller screw electromechanical actuator according to claim 1, it is characterised in that: the diameter of the piston (22)
It is identical as the diameter of oil storing tube (23) inner wall.
5. a kind of roller screw electromechanical actuator according to claim 1, it is characterised in that: the position sensor stator
(7) altogether there are two settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810155516.1A CN108462307B (en) | 2018-02-23 | 2018-02-23 | A kind of roller screw electromechanical actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810155516.1A CN108462307B (en) | 2018-02-23 | 2018-02-23 | A kind of roller screw electromechanical actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108462307A CN108462307A (en) | 2018-08-28 |
| CN108462307B true CN108462307B (en) | 2019-10-01 |
Family
ID=63217497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810155516.1A Expired - Fee Related CN108462307B (en) | 2018-02-23 | 2018-02-23 | A kind of roller screw electromechanical actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108462307B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002037104A (en) * | 2000-07-28 | 2002-02-06 | Showa Corp | Electric power steering device |
| CN201118372Y (en) * | 2007-11-09 | 2008-09-17 | 大连光洋科技工程有限公司 | Bus intelligent electromotor |
| CN104704717A (en) * | 2012-10-01 | 2015-06-10 | 三菱电机株式会社 | Electric drive apparatus |
| CN106458249A (en) * | 2014-06-27 | 2017-02-22 | 三菱电机株式会社 | Integrated electric power steering device, and manufacturing method thereof |
| CN107078607A (en) * | 2014-11-13 | 2017-08-18 | 三菱电机株式会社 | Control unit and the electric power-assisted steering apparatus using the control unit |
| CN107592955A (en) * | 2015-04-13 | 2018-01-16 | 三菱电机株式会社 | Vidacare corp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10707721B2 (en) * | 2016-06-23 | 2020-07-07 | Molon Motor And Coil Corporation | Dual compartment gear motor assembly |
-
2018
- 2018-02-23 CN CN201810155516.1A patent/CN108462307B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002037104A (en) * | 2000-07-28 | 2002-02-06 | Showa Corp | Electric power steering device |
| CN201118372Y (en) * | 2007-11-09 | 2008-09-17 | 大连光洋科技工程有限公司 | Bus intelligent electromotor |
| CN104704717A (en) * | 2012-10-01 | 2015-06-10 | 三菱电机株式会社 | Electric drive apparatus |
| CN106458249A (en) * | 2014-06-27 | 2017-02-22 | 三菱电机株式会社 | Integrated electric power steering device, and manufacturing method thereof |
| CN107078607A (en) * | 2014-11-13 | 2017-08-18 | 三菱电机株式会社 | Control unit and the electric power-assisted steering apparatus using the control unit |
| CN107592955A (en) * | 2015-04-13 | 2018-01-16 | 三菱电机株式会社 | Vidacare corp |
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| Publication number | Publication date |
|---|---|
| CN108462307A (en) | 2018-08-28 |
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