KR20140113222A - Welding Training Device based on Virtual Reality - Google Patents

Welding Training Device based on Virtual Reality Download PDF

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Publication number
KR20140113222A
KR20140113222A KR1020130028346A KR20130028346A KR20140113222A KR 20140113222 A KR20140113222 A KR 20140113222A KR 1020130028346 A KR1020130028346 A KR 1020130028346A KR 20130028346 A KR20130028346 A KR 20130028346A KR 20140113222 A KR20140113222 A KR 20140113222A
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KR
South Korea
Prior art keywords
welding
unit
virtual
information
odor
Prior art date
Application number
KR1020130028346A
Other languages
Korean (ko)
Inventor
차현진
김문주
조인호
김귀영
이회민
국동화
Original Assignee
차현진
국동화
조인호
김귀영
이회민
김문주
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.)
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Publication date
Application filed by 차현진, 국동화, 조인호, 김귀영, 이회민, 김문주 filed Critical 차현진
Priority to KR1020130028346A priority Critical patent/KR20140113222A/en
Publication of KR20140113222A publication Critical patent/KR20140113222A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • G06Q50/20—Education
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B9/00—Simulators for teaching or training purposes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/50—General characteristics of the apparatus with microprocessors or computers
    • A61M2205/502—User interfaces, e.g. screens or keyboards
    • A61M2205/507—Head Mounted Displays [HMD]

Abstract

The present invention relates to a sensible welding training apparatus for providing a complete immersion environment by expressing not only smoke but also sound and smell to a practitioner using a virtual reality, comprising: a display unit for virtually displaying a welding object; A control unit for transmitting shape information of a virtual welding object to the display unit in real time according to a user operation; At least one or more sensors, at least one welder for driving the sensing unit according to an operation of the user to transmit pressure information and position information to the controller; Wherein the display unit includes an odor ejecting unit for ejecting an odor when the user operates the welding unit and the control unit receives the input of the user to determine a welding type for virtual training And a program inputting section for calculating shape information of the virtual welding target based on the pressure information and the position information received from the welding section and transmitting the result to the display section and calculating the odor information according to the welding type And synchronizing the shape information of the plurality of virtual welding objects calculated according to the operation of each welding portion when the welding portion is a plurality of welding portions, The welds are haptic, Provide ground training devices.

Description

{Welding Training Device based on Virtual Reality}

[0001] The present invention relates to a virtual reality-based haptic welding training apparatus, and more particularly, to a haptic type welding training apparatus for providing a complete immersion environment by expressing not only smoke but also sound and smell to practitioners using virtual reality .

In general, welding is a welding process in which a part of materials is melted by locally applying heat at the joining position and then mixed with each other and then cooled to be hardened. Widely used in all metal and nonmetal fields including shipbuilding, automobile, aircraft, . In the industrial sector, welding is an important process for assembling and joining machines, but it is a dangerous process that can not be repetitively modified, requiring highly sophisticated welding techniques and experience for the operator.

In order to familiarize welding workers with skilled welding techniques, there are scattered private welding training institutes throughout the country. However, in the conventional welding training, expensive welding materials are not supplied smoothly, so advanced welding such as nickel alloy is studied only by theory. In the case of the shipbuilding industry, The cost of billions of won or more is paid every year.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a virtual reality-based breeze-type welding training apparatus which is developed to solve the above-described problems and which can be safely welded and saved in consumable materials.

According to another aspect of the present invention, there is provided a virtual reality-based sensory-feeling welding training apparatus comprising: a display unit for virtually displaying an object to be welded; A control unit for transmitting shape information of a virtual welding object to the display unit in real time according to a user operation; At least one or more sensors, at least one welder for driving the sensing unit according to an operation of the user to transmit pressure information and position information to the controller; Wherein the display unit includes an odor ejecting unit for ejecting an odor when the user operates the welding unit and the control unit receives the input of the user to determine a welding type for virtual training And a program inputting section for calculating shape information of the virtual welding target based on the pressure information and the position information received from the welding section and transmitting the result to the display section and calculating the odor information according to the welding type And synchronizing the shape information of the plurality of virtual welding objects calculated according to the operation of each welding portion when the welding portion is a plurality of welding portions, The welds include a wireless module for wireless communication with each other. .

The display unit may be in the form of an HMD (Head Mounted Display) that a user can wear on his / her face.

The display unit receives the shape information of the virtual welding object by the control unit receiving the pressure information and the position information from the welding unit, and can reproduce the shape of the virtual welding object.

The control unit may include a database storing environmental information for each welding type obtained through an actual welding operation. The environmental information for each welding type obtained through the actual welding operation may include information on actual environment of the welding target, odor information according to the welding type, Welding scenarios.

The sensing unit may include any one of a position sensor, a coordinate sensor, an angle sensor, a gyro sensor, an acceleration sensor, a touch sensor, and a physical switch.

The display unit may include a sound output unit for realizing actual welding sound according to driving of the welding unit.

The odor ejector may include an odor chip array storing odor information for each welding type.

As described above, the present invention has the effect of providing the same interaction as the actual through the virtual reality-based bass-feel type welding training, as well as visualizing the welding training environment with high-quality images and training the same as the actual environment.

In addition, the present invention has the effect of enabling safe welding and reducing consumable materials through virtual reality based haptic welding training.

In addition, the present invention is configured such that a plurality of users can perform cooperative welding training by respectively operating a plurality of welds, thereby enabling simultaneous welding to be performed in the same manner as in an actual environment.

1 is a block diagram schematically showing the configuration of a virtual reality-based haptic welding training apparatus according to an embodiment of the present invention.
2 is a perspective view illustrating an HMD type display unit constituting a virtual reality-based haptic welding training apparatus according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

1 is a block diagram schematically showing the configuration of a virtual reality-based haptic welding training apparatus according to an embodiment of the present invention.

The virtual reality-based haptic type welding training apparatus (hereinafter abbreviated as "apparatus") 100 includes a display unit 130 and a control unit 120 for controlling the same. And includes a plurality of operable welds 110, 140.

The display unit 130 displays a visual signal according to the progress of the welding simulation. The control unit 120 is connected to the display unit 130 in a wired or wireless manner to transmit and receive signals to and from the display unit 130, 130). The visual signal displayed on the display unit 130 may be the virtual shape of the object to be welded according to the progress of the welding simulation. The control unit 120 may include a CPU (Central Processor Unit) 123 to process shape information of a virtual object to be welded and a welding scenario, and may include a database 124 in which environment information for each welding type is stored. The environmental information for each welding type stored in the database 124 may include actual shape information of the welding object obtained through actual welding operations, welding scenarios for each welding type, odor information for each welding type, and the like. In addition, the control unit may select a welding scenario for each welding type stored in the database 124 through the program input unit 127 so that the user can determine various types of welding according to the welding type.

The welding portions 110 and 140 include sensing portions 112 and 142 and drive the sensing portions 112 and 142 according to the user's operation to transmit pressure information and position information of the sensing portion to the control portion 120. [ The sensing units 112 and 142 may include a physical switch directly pressed by the user, a position sensor, a coordinate sensor, an angle sensor, a gyro sensor, and the like, which can receive position information of the welding portion according to a movement of a user holding the welding portions 110 and 140, An acceleration sensor, and a touch sensor. The controller 120 and the welds 110 and 140 may include wireless modules 116, 146, and 126, respectively, to wirelessly communicate with each other.

On the other hand, the control unit 120 may calculate the shape information of the virtual welding object based on the pressure information and the position information received from the plurality of welding units 110 and 140, and then transmit the result to the display unit 130. That is, the control unit 120 compares the actual shape information of the welding object stored in the database 124 with the pressure information received from the welding units 110 and 140 and the position information, , The calculated shape of the virtual welding object can be displayed on the display unit 130. In addition, the display unit 130 can discharge the welding odor through the odor spraying unit 133 in response to the driving of the welding units 110 and 140. At this time, the pressure information and the position information are received from the welding units 110 and 140 The control unit 120 may calculate the odor information based on the odor information for each welding type stored in the database 124 and send the result to the odor spraying unit 133 of the display unit 130 to reproduce the welding odor . At this time, the odor spraying unit 133 may include an odor chip array storing odor information for each welding type.

Further, the control unit may transmit the pressure information received from each of the welding portions 110 and 14 and the shape information of the plurality of virtual welding objects calculated from the position information when the plurality of users simultaneously operate the welding portions 110 and 140, 125) so that a plurality of users can respectively operate a plurality of welds to perform cooperative welding.

When the system 100 is started, the CPU 123 of the control unit 120 sends the visual information of the virtual welding object and the odor information to the display unit 130 to generate a visual signal (screen) Outputs the red signal (smell). When a plurality of users move the welds 110 and 140 in response to a visual signal and an audible signal, the sensing units 112 and 142 sense movement of the welds 110 and 140, And transmits the pressure information and the position information to the controller 120. The pressure information and the position information transmitted to the control unit 120 are processed by the CPU 123 to calculate shape information and smell information of a plurality of virtual welding objects, and the shape information of the plurality of imaginary welding objects is synchronized And the controller 120 transmits the shape information and the smell information of the virtual welding object synchronized for outputting the visual signal and the olfactory signal to the display unit 130 again.

2 is a perspective view illustrating an HMD type display unit constituting a virtual reality-based haptic welding training apparatus according to an embodiment of the present invention.

2, the display unit 230 has a shape of a head mounted display (HMD) that can be worn by a user, and a display unit 231 is formed on a front surface thereof. . One side of the display unit 230 may include an odor ejecting unit 232 for emitting a welding smell while a user performs a virtual welding operation and a sound output unit 233 provided at a rear end of the display unit 230, You can implement the sound of the actual welding environment during execution.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art without departing from the scope of the appended claims.

100: Virtual reality-based haptic training device
110, 140: welding portion
120:
112, 142:
116, 126, 146: wireless module
123: CPU
124: Database
125: synchronization section
127: Program input
130:
230: HMD type display unit
231:
232: odor spout
233: Audio output unit

Claims (8)

A display unit for virtually displaying a welding object;
A control unit for transmitting shape information of a virtual welding object to the display unit in real time according to a user operation;
At least one or more sensors, at least one welder for driving the sensing unit according to an operation of the user to transmit pressure information and position information to the controller;
A virtual welding simulation apparatus comprising:
Wherein the display unit includes an odor ejecting unit for ejecting an odor when the user operates the welding unit,
Wherein the control unit includes a program input unit for receiving a user input to determine a welding type for virtual training, and calculates shape information of the virtual welding target based on the pressure information received from the welding unit and the position information, And transmits the result to the odor ejection unit to reproduce the welding odor. When a plurality of the welding portions are provided, the plurality of the welding portions And a synchronization unit for synchronizing shape information of a virtual welding target,
Wherein the control unit and the welding unit include a wireless module for wireless communication with each other.
[2] The virtual welding simulation apparatus according to claim 1, wherein the display unit is configured as an HMD (Head Mounted Display)
The virtual welding apparatus according to claim 2, wherein the display unit receives the shape information of the virtual welding object by the control unit, which receives the pressure information and the position information from the welding unit, Simulation device
The virtual welding simulation apparatus according to claim 1, wherein the control unit includes a database storing environmental information for each welding type obtained through an actual welding operation,
5. The virtual welding simulation apparatus according to claim 4, wherein the environmental information for each welding type obtained through the actual welding operation includes actual shape information of the welding object, odor information for each welding type,
The virtual welding simulation apparatus according to claim 1, wherein the sensing unit comprises a virtual welding simulation apparatus including a position sensor, a coordinate sensor, an angle sensor, a gyro sensor, an acceleration sensor, a touch sensor,
The virtual welding simulation apparatus according to claim 1, wherein the display unit includes a voice output unit that realizes actual welding sound according to driving of the welding unit
The virtual welding simulation apparatus according to claim 1, characterized in that the deodorizing unit comprises an odor chip array in which odor information for each welding type is stored


KR1020130028346A 2013-03-16 2013-03-16 Welding Training Device based on Virtual Reality KR20140113222A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180081274A (en) * 2017-01-06 2018-07-16 한국과학기술원 Method and system for making training program based on virtual reality
CN108701428A (en) * 2016-01-11 2018-10-23 伊利诺斯工具制品有限公司 Synchronous welding data for presentation welding training system
CN108694872A (en) * 2018-07-09 2018-10-23 厦门风云科技股份有限公司 A kind of integrated safe experience system based on virtual reality
KR20220068622A (en) * 2020-11-19 2022-05-26 김기홍 System for providing virtual experience contents to feel five senses
US11925857B2 (en) 2018-02-20 2024-03-12 International Flavors & Fragrances Inc. Device and method for integrating scent into virtual reality environment

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108701428A (en) * 2016-01-11 2018-10-23 伊利诺斯工具制品有限公司 Synchronous welding data for presentation welding training system
US11605308B2 (en) 2016-01-11 2023-03-14 Illinois Tool Works Inc. Weld training systems to synchronize weld data for presentation
KR20180081274A (en) * 2017-01-06 2018-07-16 한국과학기술원 Method and system for making training program based on virtual reality
US11925857B2 (en) 2018-02-20 2024-03-12 International Flavors & Fragrances Inc. Device and method for integrating scent into virtual reality environment
CN108694872A (en) * 2018-07-09 2018-10-23 厦门风云科技股份有限公司 A kind of integrated safe experience system based on virtual reality
KR20220068622A (en) * 2020-11-19 2022-05-26 김기홍 System for providing virtual experience contents to feel five senses

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