CN214098780U

CN214098780U - Drive-by-wire steering driving simulator device

Info

Publication number: CN214098780U
Application number: CN202023292904.6U
Authority: CN
Inventors: 陈礼; 樊人豪
Original assignee: Shanghai Henglu Automobile Technology Co ltd
Current assignee: Shanghai Henglu Automobile Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-31
Anticipated expiration: 2030-12-30

Abstract

The utility model belongs to the technical field of vehicle unmanned driving and autopilot, specifically be a drive-by-wire driving simulator device, including planet reduction gears, planet reduction gears includes ring gear, main shaft gear, pinion, install at the inside center of ring gear main shaft gear, the meshing has on main shaft gear's the circumference the pinion still includes the adjustment mechanism who is used for angle regulation position, adjustment mechanism includes input shaft, turning block, ribbon, first handle, second handle, threaded rod, installation interface, mount, there is the lower part of input shaft through bolted connection the turning block, worn the inside of turning block the ribbon. The utility model provides a drive-by-wire steering's functional test demand. On the premise of meeting the adjustable load, the development cost and the development period are greatly reduced; meanwhile, the installation is convenient, and the operation is simple.

Description

Drive-by-wire steering driving simulator device

Technical Field

The utility model belongs to the technical field of vehicle unmanned driving and autopilot, specifically relate to a drive-by-wire steering drives simulator device.

Background

The unmanned system is a mature technology, has gained abundant experience in the aspects of design, construction, equipment manufacturing and the like, and is used as an advanced passenger traffic system to guide the development trend of urban rail traffic. The prior vehicle steering is characterized in that a steering wheel is connected with a steering gear and a wheel steering mechanism through mechanical connection, so that decoupling and customized control of the steering wheel and wheels cannot be realized, and the requirements of applying a steering wheel silencing function, a folding function and the like to unmanned and automatic driving scenes cannot be realized.

It is noted that the information disclosed in this background section of the invention is only for enhancement of understanding of the general background of the invention, and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

Disclosure of Invention

For solving the problem that exists among the prior art, the utility model provides a under vehicle unmanned driving or the intelligent driving system scene, the steering wheel can't with vehicle steering mechanism disconnection mechanical connection, realize decoupling control's problem, realized steering wheel steering ratio customization control and steering wheel silence function.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a drive-by-wire steering simulator device comprises a planetary reduction mechanism, wherein the planetary reduction mechanism comprises an inner gear ring, a main shaft gear and a pinion, the main shaft gear is installed at the center inside the inner gear ring, the pinion is meshed on the circumference of the main shaft gear, the drive-by-wire steering simulator device further comprises an adjusting mechanism for adjusting the angle position, the adjusting mechanism comprises an input shaft, a rotating block, a binding belt, a first handle, a second handle, a threaded rod, an installation interface and a fixing frame, the lower part of the input shaft is connected with the rotating block through a bolt, the binding belt penetrates through the inside of the rotating block and bypasses the first handle, the lower part of the rotating block is rotatably connected with the fixing frame, the threaded rod is connected inside the fixing frame through a thread, the second handle is installed at one end of the threaded rod, and the front part of the second handle is rotatably connected with the first handle, the lower part of mount has through bolted connection the installation interface, planetary reduction mechanism's lower part is provided with assist drive device, assist drive device includes coaxial motor, motor pencil, controller, coaxial motor's upper portion is through motor pencil is connected with the controller.

On the basis of the technical scheme, the upper end of the input shaft is connected with the steering wheel, the tie can drive the rotating block to rotate, the first handle can enable the tie to be fixed tightly, the second handle can loosen to adjust the angle, the first handle and the second handle can adjust the angle and the telescopic position of the driving simulator and the steering wheel, and the mounting interface can be connected with the driving simulator and the vehicle beam mounting support.

On the basis of the technical scheme, the pinion is meshed with the inner ring of the inner gear ring, and the spindle gear is meshed inside the pinion.

On the basis of the technical scheme, the coaxial motor inputs steering torque to provide steering hand feeling, the motor wire harness provides a three-phase power supply for the motor and feeds back a motor position signal, and the controller controls the coaxial motor according to a finished automobile signal to provide various functional requirements of the driving simulator.

Compared with the prior art, the beneficial effects of the utility model are that:

the device realizes the basis of customized control of vehicle steering by applying unmanned and automatic driving technologies for vehicles, can mechanically decouple the steering wheel and wheels, can provide customized steering wheel control hand feeling and transmission ratio control of steering wheel and wheel turning angles according to the driving intention of the vehicles, can change the transverse control response state of the vehicles, and can realize the steering wheel silencing function under the working conditions of unmanned driving and automatic driving.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

Fig. 1 is an axonometric view of drive-by-wire steering driving simulator device under operating condition.

Fig. 2 is the internal structure schematic diagram of the wire-controlled steering driving simulator device planetary reduction mechanism of the utility model.

Fig. 3 is an axonometric view of a drive-by-wire steering driving simulator device adjustment mechanism of the utility model.

The reference numerals are explained below:

1. an adjustment mechanism; 101. an input shaft; 102. rotating the block; 103. binding a belt; 104. a first handle; 105. a second handle; 106. a threaded rod; 107. installing an interface; 108. a fixed mount; 2. a planetary reduction mechanism; 201. an inner gear ring; 202. a main shaft gear; 203. a pinion gear; 3. a power-assisted mechanism; 301. a coaxial motor; 302. a motor harness; 303. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Examples

Referring to fig. 1-3, the present invention provides a steer-by-wire driving simulator device: the planetary reduction mechanism 2 comprises an inner gear ring 201, a spindle gear 202 and a pinion 203, the spindle gear 202 is mounted at the center of the inner gear ring 201, the pinion 203 is meshed on the circumference of the spindle gear 202, the planetary reduction mechanism also comprises an adjusting mechanism 1 for adjusting the angle position, the adjusting mechanism 1 comprises an input shaft 101, a rotating block 102, a cable tie 103, a first handle 104, a second handle 105, a threaded rod 106, an installation interface 107 and a fixing frame 108, the rotating block 102 is connected to the lower portion of the input shaft 101 through a bolt, the first handle 103 penetrates through the rotating block 102, the cable tie 103 bypasses the first handle 104, the fixing frame 108 is rotatably connected to the lower portion of the rotating block 102, the threaded rod 106 is connected to the inside of the fixing frame 108 through a thread, the second handle 105 is mounted at one end of the threaded rod 106, the first handle 104 is rotatably connected to the front portion of the second handle 105, and, the lower part of the planetary reduction gear 2 is provided with a power-assisted mechanism 3, the power-assisted mechanism 3 comprises a coaxial motor 301, a motor wire harness 302 and a controller 303, and the upper part of the coaxial motor 301 is connected with the controller 303 through the motor wire harness 302.

On the basis of the above-described embodiment: the upper end of the input shaft 101 is connected with a steering wheel, the tie 103 can drive the rotating block 102 to rotate, the first handle 104 can enable the tie 103 to be fixed tightly, the rotating block 102 is enabled to be kept stable, the second handle 105 can be loosened to adjust the angle, the first handle 104 and the second handle 105 can achieve adjustment of the angle and the telescopic position of the driving simulator and the steering wheel, and the mounting interface 107 can be connected with the driving simulator and a vehicle beam mounting bracket; the inner ring of the ring gear 201 is engaged with a pinion 203, the inside of the pinion 203 is engaged with a main shaft gear 202, and the speed reduction and torque increase of 301 input torque can be realized; the coaxial motor 301 inputs steering torque to provide steering hand feeling, the motor wiring harness 302 provides a three-phase power supply for the motor to feed back a motor position signal, and the controller 303 controls the coaxial motor 301 according to a finished automobile signal to provide various functional requirements for the driving simulator.

The utility model discloses a theory of operation and use flow: the coaxial motor 301 and the planetary gear speed reducing mechanism 2 are used as power sources for realizing the driving simulator, and the controller 303 is used for receiving signals of the whole vehicle to realize different torque control of a steering wheel and transmission ratio control of the steering wheel and wheel corners when different vehicle speeds and steering wheel corner positions are realized. When the vehicle enters unmanned driving, the steering wheel can enter a silent mode, the steering wheel does not rotate along with the rotation of the wheels, meanwhile, the vehicle can enter an active driving mode through manual intervention, and the rotation angle of the wheels of the vehicle rotates along with the rotation angle of the steering wheel according to a specific transmission ratio.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. A steer-by-wire driving simulator device, includes planetary reduction gear (2), planetary reduction gear (2) includes ring gear (201), main shaft gear (202), pinion (203), the inside center of ring gear (201) is installed main shaft gear (202), meshing has on the circumference of main shaft gear (202) pinion (203), its characterized in that: the adjustable angle and position adjusting device is characterized by further comprising an adjusting mechanism (1) used for adjusting the angle and position, wherein the adjusting mechanism (1) comprises an input shaft (101), a rotating block (102), a binding belt (103), a first handle (104), a second handle (105), a threaded rod (106), an installation interface (107) and a fixing frame (108), the lower portion of the input shaft (101) is connected with the rotating block (102) through bolts, the binding belt (103) penetrates through the inside of the rotating block (102), the binding belt (103) bypasses the first handle (104), the lower portion of the rotating block (102) is rotatably connected with the fixing frame (108), the inside of the fixing frame (108) is connected with the threaded rod (106) through threads, the second handle (105) is installed at one end of the threaded rod (106), and the front portion of the second handle (105) is rotatably connected with the first handle (104), the lower part of mount (108) has through bolted connection installation interface (107), the lower part of planetary reduction gear (2) is provided with assist drive device (3), assist drive device (3) are including coaxial motor (301), motor pencil (302), controller (303), the upper portion of coaxial motor (301) is passed through motor pencil (302) is connected with controller (303).

2. A steer-by-wire driving simulator apparatus according to claim 1, wherein: the upper end and the steering wheel of input shaft (101) are connected, ribbon (103) can drive turning block (102) rotate, first handle (104) can make ribbon (103) fixed tight, but second handle (105) looseness angle regulation, first handle (104) with second handle (105) can realize the regulation to the angle and the telescopic position of driving simulator and steering wheel, driving simulator and vehicle crossbeam installing support can be connected to installation interface (107).

3. A steer-by-wire driving simulator apparatus according to claim 1, wherein: the pinion (203) is meshed with the inner ring of the inner gear ring (201), and the spindle gear (202) is meshed with the inside of the pinion (203).

4. A steer-by-wire driving simulator apparatus according to claim 1, wherein: the steering torque is input to the coaxial motor (301), the steering hand feeling is provided, the motor wiring harness (302) provides a motor three-phase power supply and feeds back a motor position signal, and the controller (303) controls the coaxial motor (301) according to a finished automobile signal and provides various functional requirements of a driving simulator.