CN114999266A

CN114999266A - Six-freedom-degree VR lunar vehicle driving simulation system

Info

Publication number: CN114999266A
Application number: CN202210155775.0A
Authority: CN
Inventors: 金智峰; 彭梓琪; 亓俊杰; 陈巍
Original assignee: SHANGHAI INSTITUTE OF AEROSPACE INFORMATION
Current assignee: SHANGHAI INSTITUTE OF AEROSPACE INFORMATION
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-09-02

Abstract

The invention discloses a driving simulation system of a VR lunar vehicle with six degrees of freedom, which comprises: the system comprises a safety seat, a six-degree-of-freedom mechanical device, a tracker, VR display equipment, control equipment, a high-performance PC (personal computer), a base and an infrared positioner; the six-degree-of-freedom mechanical device is arranged above the base; the control equipment and the safety seat are arranged on the six-degree-of-freedom mechanical device; the control equipment is arranged at the front part of the position of the safety seat; the VR display device is mounted in the safety seat; the infrared positioner is arranged in front of the safety seat through a bracket; the tracker is arranged on one side above the safety seat; the high-performance PC computer is arranged in the base. According to the lunar rover posture simulation control system, active control over lunar rover postures in a safety seat and simulation software is achieved through control equipment, and physical experience of pitching, inclining and other posture changes, acceleration and the like of a lunar rover running on lunar terrain is simulated through the visual effect of VR equipment in combination with six-degree-of-freedom motion, so that the problem of insufficient immersion of lunar rover lunar simulation driving is solved.

Description

Six-freedom-degree VR lunar vehicle driving simulation system

Technical Field

The invention relates to the technical field of digital media technology, virtual reality technology, mechanical design technology and attitude control, in particular to a six-degree-of-freedom VR lunar rover driving simulation system.

Background

With the development of scientific technology, virtual reality technology (hereinafter, VR technology) becomes more mature, and a large number of hardware devices are developed and applied to various fields. The simulation driving training and the simulation driving entertainment are a large application field of the virtual reality technology, and the immersion feeling of a simulator can be greatly improved through vision through the application of the VR technology. However, only by using the VR technology, the operator cannot feel the motion sensations such as acceleration, forward and backward movements and the like caused by body movement, so that more real simulation experience cannot be achieved, and the influence caused by the motion sensation effect is lacked, so that the driver also lacks reality for driving training, and cannot simulate the reaction of the trainer in a real environment.

Disclosure of Invention

The invention aims to provide a six-degree-of-freedom VR lunar vehicle driving simulation system, which solves the dual requirements of somatosensory simulation and immersive visual simulation brought by gesture motion during lunar vehicle simulation training or entertainment by combining a six-degree-of-freedom mechanical device with VR equipment.

In order to achieve the above object, the present invention provides a driving simulation system for a VR lunar vehicle with six degrees of freedom, comprising: the system comprises a safety seat, a six-degree-of-freedom mechanical device, a tracker, VR display equipment, control equipment, a high-performance PC (personal computer), a base and an infrared positioner; the six-degree-of-freedom mechanical device is arranged above the base; the control equipment and the safety seat are arranged on the six-degree-of-freedom mechanical device; the control equipment is arranged at the front part of the position of the safety seat; the VR display device is mounted in a safety seat; the infrared positioner is arranged in front of the safety seat through a bracket; the tracker is arranged on one side above the safety seat; the six-degree-of-freedom mechanical device, the VR display equipment, the infrared positioner and the control equipment are all connected with a high-performance PC computer; the high-performance PC computer is arranged in the base.

The driving simulation system for the six-degree-of-freedom VR lunar vehicle comprises: steering wheel, footboard.

The driving simulation system of the VR lunar vehicle with six degrees of freedom comprises a six-degree-of-freedom mechanical device with a carrying capacity of 300KG, and can carry the weight of an adult operator and the equipment.

According to the driving simulation system of the six-degree-of-freedom VR lunar vehicle, the VR display equipment can be matched with the posture change of the six-degree-of-freedom mechanical device through a stereoscopic vision principle to realize the simulation of the acceleration and the back pushing feeling of an operator.

The six-degree-of-freedom VR lunar rover driving simulation system enables the movement of the head wearing the VR display device of the driver to be matched with the posture and position change in the virtual space by tracking the head position movement of the driver through the tracker.

According to the driving simulation system of the VR lunar rover with six degrees of freedom, synchronous active control of the virtual lunar rover and the mechanical device with six degrees of freedom is achieved through the control equipment and the attitude simulation control program, and a simulated driver can achieve free and independent control over the movement attitude, speed and direction of the safety seat.

Compared with the prior art, the invention has the technical beneficial effects that:

the six-degree-of-freedom VR lunar vehicle driving simulation system provided by the invention can enable a simulation driver to be immersed in a virtual lunar vehicle driver through a binocular stereoscopic vision principle and full-view vision by using the latest VR technology, so that the immersion feeling of the simulation driver is greatly improved.

The six-degree-of-freedom VR lunar rover driving simulation system provided by the invention realizes the simulation of the six-degree-of-freedom motion attitude by using the six-degree-of-freedom mechanical device with the bearing capacity of 300KG, and can simulate the motion senses such as acceleration, back pushing, steering and the like by matching programs with VR visual pictures.

The driving simulation system of the VR lunar rover with six degrees of freedom provided by the invention realizes synchronous active control of the virtual lunar rover and a mechanical device with six degrees of freedom by using the control equipment and the attitude simulation control program, and simulates a driver to realize free and autonomous control of the motion attitude, speed and direction of the safety seat.

According to the driving simulation system of the VR lunar rover with the six degrees of freedom, the movement of the head of the driver wearing the VR equipment can be matched with the posture and position change in the virtual space by using the tracker to track the head position movement of the driver, and the immersion feeling is further enhanced.

According to the driving simulation system of the VR lunar rover with the six degrees of freedom, the problem that a large number of data wires are wound along with the movement of a mechanical device with the six degrees of freedom is solved through the design scheme that the main body equipment is arranged inside the base below the safety seat.

Drawings

The driving simulation system of the six-degree-of-freedom VR lunar vehicle is provided by the following embodiments and attached drawings.

FIG. 1 is a schematic structural diagram of a driving simulation system of a VR lunar vehicle with six degrees of freedom;

wherein, 1-safety seat, 2-six-degree-of-freedom mechanical device, 3-tracker, 4-VR display equipment, 5-steering wheel, 6-high performance computer, 7-pedal, 8-base and 9-infrared locator.

Detailed Description

The six-degree-of-freedom VR lunar vehicle driving simulation system of the present invention will be further described in detail with reference to the accompanying drawings.

The driving simulation system of the six-degree-of-freedom VR lunar vehicle comprises a safety seat 1, a six-degree-of-freedom mechanical device 2, a tracker 3, a VR display device 4, a steering wheel 5, a high-performance computer 6, a pedal 7, a base 8 and an infrared positioner 9.

The safety seat is arranged at the tail end of the six-degree-of-freedom mechanical device; the high-performance PC computer is arranged below the safety seat; the VR display equipment is arranged above the safety seat and is connected with a high-performance PC computer at the lower part of the seat; the control equipment is arranged in the middle and the bottom of the safety seat; the tracker is arranged on one side above the safety seat; the infrared positioner is arranged at the front end of the equipment.

When the device is operated, a driver sits on the safety seat, ties up the safety belt and takes the VR helmet device, can see the virtual lunar surface writing scene, places both hands on the steering wheel, controls the simulated lunar vehicle to turn to drive the posture of the seat to move, places both feet on the pedal controller, controls the simulated lunar vehicle to move forwards, brake and move backwards, and performs driving simulation or entertainment of the lunar vehicle.

Claims

1. Six degree of freedom VR lunar rover drive analog system, its characterized in that includes: the system comprises a safety seat, a six-degree-of-freedom mechanical device, a tracker, VR display equipment, control equipment, a high-performance PC (personal computer), a base and an infrared positioner; the six-degree-of-freedom mechanical device is arranged above the base; the control equipment and the safety seat are arranged on the six-degree-of-freedom mechanical device; the control equipment is arranged at the front part of the position of the safety seat; the VR display device is mounted in a safety seat; the infrared positioner is arranged in front of the safety seat through a bracket; the tracker is arranged on one side above the safety seat; the six-degree-of-freedom mechanical device, the VR display equipment, the infrared positioner and the control equipment are all connected with a high-performance PC computer; the high-performance PC computer is arranged in the base.

2. The six-degree-of-freedom VR lunar vehicle driving simulation system of claim 1, wherein the control device comprises: steering wheel, footboard.

3. The six-degree-of-freedom VR lunar vehicle driving simulation system of claim 1, wherein the six-degree-of-freedom mechanism has a capacity of 300KG and is capable of carrying the weight of an adult operator and the equipment.

4. The six-degree-of-freedom VR lunar vehicle driving simulation system of claim 1, wherein the VR display device is capable of simulating acceleration and a feeling of pushing back of an operator by a principle of stereoscopic vision in cooperation with a posture change of a six-degree-of-freedom mechanical device.

5. The six-degree-of-freedom VR lunar vehicle driving simulation system of claim 1, wherein the driver's head position motion is tracked by using a tracker so that the driver's head mounted VR display device motion can match pose, position changes in virtual space.

6. The driving simulation system for a six-degree-of-freedom VR lunar vehicle as claimed in claim 1, wherein the simulated driver can achieve the freedom and autonomy control of the moving posture, speed, direction of the safety seat by using the control device and the posture simulation control program to achieve the synchronous active control of the virtual lunar vehicle and the six-degree-of-freedom mechanical device.