CN204077499U - A kind of automobile front two-freedom driving and steering system - Google Patents
A kind of automobile front two-freedom driving and steering system Download PDFInfo
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- CN204077499U CN204077499U CN201320831085.9U CN201320831085U CN204077499U CN 204077499 U CN204077499 U CN 204077499U CN 201320831085 U CN201320831085 U CN 201320831085U CN 204077499 U CN204077499 U CN 204077499U
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Abstract
The utility model discloses a kind of automobile front two-freedom driving and steering system, comprise lamp body, the first support, two-freedom linear electric motors, microcontroller, the first universal-joint, pedestal, the second universal-joint, the second support, it is characterized in that the side of described two-freedom linear electric motors is circular arc, described mover can make linear running can make rotary motion again, and described microcontroller is connected with two-freedom linear electric motors by wire.The utility model structure is simple, reliability is high, with low cost, and can meet head light horizontal and vertical two-freedom turn to that clever lightness is high, steering angle requirement accurately, what meet driver turns to intention.Achieve the angular adjustment of lamp body horizontal and vertical two-freedom, ensure that the particularity of rapidity that lamp body turns to, corner, guarantee to illuminate " blind area ".
Description
Technical field
The utility model relates to the control apparatus of automobile front illumination direction, angle and width, is specifically related to a kind of automobile front two-freedom driving and steering system.
Background technology
Conventional truck head light direction is fixed, large lamp wiring because of and vehicle heading be consistent, in the bad visibility situation that night or climate reasons cause, unavoidably occur during turning throw light on " blind area "; The another axle load when various changes such as load-carrying, acceleration, deceleration, upward slope, descendings causes headlight change of pitch angle, cannot the road surface of effective lighting vehicle heading.In these cases, if road exists obstacle, traffic accident may be caused.
The bad visibility problem that mainly improve automobile front two-freedom steering technique (AFS) night and climatic factor cause.Head light two-freedom steering swivel system can regulate horizontal steering angle and the vertical elevation of head light automatically according to factors such as the changes of road speed, vehicle body steering angle, acceleration and deceleration, between centers load, to illuminate the region of " arrival " in time, omnibearing safety lighting is provided, guarantees the safety of night travel.
Application number be 201220083167.5 patent " asynchronous controlling follow-up steering headlight system ", application number be 201220399526.8 patent " automobile automatic follow-up steering head light device " and existing automobile in head light two-freedom steering swivel system primarily of light fixture, support, controller, servomotor or stepping motor and Positioning Gear composition.Its principle is by using an electric machine control rotating shaft to forward the adjustment reaching the lamp body elevation angle in the vertical direction up and down to, uses an electric machine control gear that lamp body horizontal direction is rotated.This system architecture is complicated, and manufacturing cost is high and easily break down.Completed by motor-driven gear because lamp body turns in addition, exist turn to delayed, steering sensitivity is poor, steering angle deviation, the problem such as to creep, and can not reflect the true intention of driver.
Utility model content
In order to solve problems of the prior art, the purpose of this utility model is to provide that a kind of structure is simple, reliability is high, with low cost, and can meet head light horizontal and vertical two-freedom turn to that clever lightness is high, steering angle requirement accurately, meet the automobile front two-freedom driving and steering system turning to intention of driver.
In order to achieve the above object, the utility model is by the following technical solutions: a kind of automobile front two-freedom driving and steering system, comprise lamp body, the first support, two-freedom linear electric motors, microcontroller, the first universal-joint, pedestal, the second universal-joint, the second support, it is characterized in that the side of described two-freedom linear electric motors is circular arc, described mover can make linear running can make rotary motion again, and described microcontroller is connected with two-freedom linear electric motors by wire.
Described two-freedom linear electric motors comprise stator and mover, Surface Mount two groups of magnet steel on described stator, described mover is provided with two groups of windings, two groups of magnet steel on described stator are orthogonal, two groups of windings on described mover are orthogonal, and two groups of windings on described mover are parallel with the magnet steel on stator respectively.
Described stator is provided with two groups of windings, Surface Mount two groups of magnet steel on described mover, and two groups of windings on described stator are orthogonal, and two groups of magnet steel on described mover are orthogonal, two groups of magnet steel on described mover respectively with the winding parallel on stator.
Described two-freedom linear electric motors are permanent magnet type or asynchronous induction type.
Described lamp body is arranged on the first support, the first described support is arranged on pedestal by the first universal-joint, the first described universal-joint is positioned on the axial line of stator cambered surface place cylinder, described lamp body afterbody side is connected with the second support by the second universal-joint, and the second described support installing is on mover.
Described lamp body rotation direction is contrary with the sense of motion of two-freedom linear motor rotor on stator.
After adopting technique scheme, the utility model has following beneficial effect: the utility model structure is simple, reliability is high, with low cost, and can meet head light horizontal and vertical two-freedom turn to that clever lightness is high, steering angle requirement accurately, what meet driver turns to intention.Achieve the angular adjustment of lamp body horizontal and vertical two-freedom, ensure that the particularity of rapidity that lamp body turns to, corner, guarantee to illuminate " blind area ".
Accompanying drawing explanation
Fig. 1 is integral structure schematic diagram of the present utility model.
Fig. 2 is lateral plan of the present utility model.
Fig. 3 is two-freedom structure of the linear motion actuator schematic diagram of the present utility model.
Fig. 4 is two-freedom linear electric motors drived control structural representation of the present utility model.
In figure: 1, lamp body 2, first support 3, two-freedom linear electric motors 3-1, stator 3-2, mover 3-3, magnet steel 3-4, winding 4, microcontroller 5, first universal-joint 6, pedestal 7, second universal-joint 8, second support.
Detailed description of the invention
According to Figure of description and specific embodiment, the utility model is further explained below.
As depicted in figs. 1 and 2, a kind of automobile front two-freedom driving and steering system, comprise lamp body 1, first support 2, two-freedom linear electric motors 3, microcontroller 4, first universal-joint 5, pedestal 6, second universal-joint 7, second support 8, the side that it is characterized in that described two-freedom linear motor stator electric 3-1 is circular arc, lamp body 1 pedestal 6 is arranged on front, two-freedom linear electric motors 3 side, lamp body 1 leading portion first support 2 is connected with pedestal 6 by the first universal-joint 5, lamp body 1 afterbody side is connected with the second support 8 on two-freedom linear electric motors 3 by the second universal-joint 7.Must ensure that lamp body 1 horizontal axis is vertical with pedestal 6 when two-freedom linear electric motors 3 mover 3-2 is in stator 3-1 midway location, lamp body 1 can in the horizontal plane left-right rotation, rotate up and down on the vertical plane.Described mover 3-2 can make linear running can make rotary motion again, and described microcontroller 4 is connected with two-freedom linear electric motors 3 by wire.Microcontroller 4 is connected with parts such as power supplys with two-freedom linear electric motors 3 respectively.
As shown in Figure 3, described two-freedom linear electric motors 3 comprise stator 3-1 and mover 3-2, Surface Mount two groups of magnet steel 3-3 on described stator 3-1, described mover 3-2 is provided with two groups of winding 3-4, two groups of magnet steel 3-3 on described stator 3-1 are orthogonal, two groups of winding 3-4 on described mover 3-2 are orthogonal, and two groups of winding 3-4 on described mover 3-2 are parallel with the magnet steel 3-3 on stator 3-1 respectively.
Described stator 3-1 is provided with two groups of winding 3-4, Surface Mount two groups of magnet steel 3-3 on described mover 3-2, two groups of winding 3-4 on described stator 3-1 are orthogonal, two groups of magnet steel 3-3 on described mover 3-2 are orthogonal, and two groups of magnet steel 3-3 on described mover 3-2 are parallel with the winding 3-4 on stator 3-1 respectively.
Described two-freedom linear electric motors 3 are permanent magnet type or asynchronous induction type.
Described lamp body 1 is arranged on the first support 2, the first described support 2 is arranged on pedestal 6 by the first universal-joint 5, the first described universal-joint 5 is positioned on the axial line of stator 3-1 cambered surface place cylinder, described lamp body 1 afterbody side is connected with the second support 8 by the second universal-joint 7, and the second described support 8 is arranged on mover 3-2.
Described lamp body 1 rotation direction is contrary with the sense of motion of two-freedom linear electric motors 3 mover 3-2 on stator 3-1.
As shown in Figure 4, described two-freedom linear electric motors 3 adopt vector control strategy, described microcontroller 4 controls two-freedom linear electric motors 3 mover 3-2 in time and do straight line and rotary motion according to actv. wheel steering signal, front and back height sensor signal on stator 3-1, thus drives lamp body 1 on horizontal surface and vertical surface, do two-freedom rotation.
During use, microcontroller 4 accepts the turn sign of bearing circle, calculates lamp body 1 expect steering angle according to speed meter.When turning indicator starts, microcontroller 4 thinks that wheel steering signal is effective, controls two-freedom linear electric motors 3 mover 3-2 and drives lamp body 1 to turn to expected angle in the horizontal plane by the effect of the second support 8, first universal-joint 5, second universal-joint 7; When turning indicator is closed, microcontroller 4 does not respond bearing circle turn sign, only controls two-freedom linear electric motors 3 and drives lamp body 1 to be returned to original zero-bit; Microcontroller 4 is according to front and back height sensor signal, the mover 3-2 controlling two-freedom linear electric motors 3 rotates, and the elevation angle being adjusted lamp body 1 by the second support 8, first universal-joint 5 and the effect of the second universal-joint 7 in time makes lamp body 1 axis parallel with road surface.
Claims (6)
1. an automobile front two-freedom driving and steering system, comprise lamp body, the first support, two-freedom linear electric motors, microcontroller, the first universal-joint, pedestal, the second universal-joint, the second support, it is characterized in that the side of described two-freedom linear electric motors is circular arc, described mover can make linear running can make rotary motion again, and described microcontroller is connected with two-freedom linear electric motors by wire.
2. a kind of automobile front two-freedom driving and steering system according to claim 1, it is characterized in that described two-freedom linear electric motors comprise stator and mover, Surface Mount two groups of magnet steel on described stator, described mover is provided with two groups of windings, two groups of magnet steel on described stator are orthogonal, two groups of windings on described mover are orthogonal, and two groups of windings on described mover are parallel with the magnet steel on stator respectively.
3. a kind of automobile front two-freedom driving and steering system according to claim 1, it is characterized in that described stator is provided with two groups of windings, Surface Mount two groups of magnet steel on described mover, two groups of windings on described stator are orthogonal, two groups of magnet steel on described mover are orthogonal, two groups of magnet steel on described mover respectively with the winding parallel on stator.
4. a kind of automobile front two-freedom driving and steering system according to claim 1, is characterized in that described two-freedom linear electric motors are permanent magnet type or asynchronous induction type.
5. a kind of automobile front two-freedom driving and steering system according to claim 1, it is characterized in that described lamp body is arranged on the first support, the first described support is arranged on pedestal by the first universal-joint, the first described universal-joint is positioned on the axial line of stator cambered surface place cylinder, described lamp body afterbody side is connected with the second support by the second universal-joint, and the second described support installing is on mover.
6. automobile front two-freedom driving and steering system according to claim 1, is characterized in that described lamp body rotation direction is contrary with the sense of motion of two-freedom linear motor rotor on stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831085.9U CN204077499U (en) | 2013-12-16 | 2013-12-16 | A kind of automobile front two-freedom driving and steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831085.9U CN204077499U (en) | 2013-12-16 | 2013-12-16 | A kind of automobile front two-freedom driving and steering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204077499U true CN204077499U (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320831085.9U Withdrawn - After Issue CN204077499U (en) | 2013-12-16 | 2013-12-16 | A kind of automobile front two-freedom driving and steering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204077499U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692960A (en) * | 2013-12-16 | 2014-04-02 | 江苏大学 | Two-degree-of-freedom steering driving system of automobile headlamp |
| CN107703372A (en) * | 2017-10-31 | 2018-02-16 | 广东美的厨房电器制造有限公司 | Microwave leakage automatic checkout equipment |
-
2013
- 2013-12-16 CN CN201320831085.9U patent/CN204077499U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692960A (en) * | 2013-12-16 | 2014-04-02 | 江苏大学 | Two-degree-of-freedom steering driving system of automobile headlamp |
| CN107703372A (en) * | 2017-10-31 | 2018-02-16 | 广东美的厨房电器制造有限公司 | Microwave leakage automatic checkout equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |