CN113959677A - Ultra-high-precision ultrasonic wave surface control technology combined with 3D holographic technology - Google Patents
Ultra-high-precision ultrasonic wave surface control technology combined with 3D holographic technology Download PDFInfo
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- CN113959677A CN113959677A CN202111128451.XA CN202111128451A CN113959677A CN 113959677 A CN113959677 A CN 113959677A CN 202111128451 A CN202111128451 A CN 202111128451A CN 113959677 A CN113959677 A CN 113959677A
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Abstract
The invention relates to the technical field of high-precision ultrasonic object control, in particular to an ultra-high-precision ultrasonic wave surface control technology combined with a 3D holographic technology. The technical scheme is as follows: including the water tank that contains water, be provided with ultrasonic emitter in the water tank, ultrasonic emitter upper end fixedly connected with 3D prints holographic board, the texture of different heights is printed out through high accuracy 3D printing technique in the surface that 3D printed holographic board, and ultrasonic emitter and 3D print the cooperation of holographic board and can produce the water ripple at the surface of water, promote the motion of particulate matter through the water ripple of control surface of water. The ultrasonic wave array can be driven by a single ultrasonic wave transmitter, and compared with the traditional ultrasonic wave array technology, the technology of ultrasonic wave accurate control can be applied to smaller scenes; the method and the device can improve the precision of ultrasonic wave surface and motion control on a small micro scale, namely, the technology can realize ultrahigh precision control freedom degree in unit area.
Description
Technical Field
The invention relates to the technical field of high-precision ultrasonic object control, in particular to an ultra-high-precision ultrasonic wave surface control technology combined with a 3D holographic technology.
Background
The existing ultrasonic wave surface control technology mainly adopts a plurality of ultrasonic wave transmitters to form an array mode to carry out accurate wave surface and object motion control. The main problems and disadvantages are two: one is as follows: the volume of the device formed by the ultrasonic transmitters is inevitably large, and the device is not suitable for being used on small and miniature equipment; the second step is as follows: the wave surface and object motion control accuracy that use ultrasonic array device can reach is limited, can't satisfy the required precision in the scene that has very high requirement to controlling the precision, mainly because: the size of the device array is too large due to the limitation of the volume of a single ultrasonic transmitter, and the precise control on the micro scale cannot be realized in the practical use; increasing the number of components to increase the control accuracy linearly increases the complexity of computer control.
Disclosure of Invention
The invention aims to provide an ultra-high-precision ultrasonic wave surface control technology combined with a 3D holographic technology aiming at the problems in the background technology.
The technical scheme of the invention is as follows: the utility model provides a combine the ultrasonic wave face control technique of super high accuracy of 3D holographic technique, is including the water tank that contains water, be provided with ultrasonic emitter in the water tank, ultrasonic emitter upper end fixedly connected with 3D prints holographic board, the surface that 3D printed holographic board prints out the texture of different height through high accuracy 3D printing technique, and ultrasonic emitter and 3D print the cooperation of holographic board and can produce the water ripple at the surface of water, promote the motion of particulate matter through the water ripple of control surface of water.
Preferably, a common ultrasonic transmitter with a power of 2mhz is used, but this method can be combined with an ultrasonic device using all frequencies.
An ultrasonic wave surface control method, which utilizes the ultrasonic wave surface control technology, comprises the following steps:
step S1, confirming the specific image and path for wave surface and motion control by using ultrasonic wave, and generating corresponding holographic image by computer;
step S2, printing the required holographic image into a 3D printing holographic plate with the precision of 375 microns and the diameter of 50mm by using a 3D printer;
s3, closely attaching the 3D printing holographic plate to a 2mhz ultrasonic emitter, and placing the 3D printing holographic plate in water so that the surface of the 3D printing holographic plate faces upwards and is 30mm away from the water surface;
and step S4, detecting a corresponding ultrasonic wave surface on the water surface 30mm away from the 3D printing holographic plate, and pushing the movement of the particulate matter by controlling the water wave of the water surface.
Preferably, in step S1, since the hologram image information is stored in the phase section, the hologram corresponding image is generated by using a method of calculating an angular spectrum, and an accurate result can be obtained with a relatively small amount of calculation.
Preferably, in step S2, the accuracy of 15000 ultrasonic pixels can be achieved, which is an order of magnitude higher than the control accuracy of a conventional phased array transducer or array ultrasonic device.
Compared with the prior art, the invention has the beneficial effects that:
(1): this application can use single ultrasonic transmitter to drive, compares in traditional ultrasonic array technique, can be so that the technique of ultrasonic wave accurate control is applied to in littleer scene, and this technique makes the ultrasonic wave accurate control technique can be applied to in the little scene through reducing the quantity and the volume of ultrasonic wave face and the used components and parts of motion control device promptly.
(2): the method and the device can improve the precision of ultrasonic wave surface and motion control on a small micro scale, namely, the technology can realize ultrahigh precision control freedom degree in unit area.
Drawings
FIG. 1 is a diagram showing the mode of operation of an ultrasonic transmitter and a 3D printed holographic plate according to the present invention;
fig. 2 is an experimental view of an ultrasonic transmitter and a 3D printed holographic plate under water.
Reference numerals: 1. an ultrasonic transmitter; 2. 3D printing a holographic plate; 3. an ultrasonic wave corrugated plane; 4. a water tank; 5. water ripple; 6. a particulate material.
Detailed Description
The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the ultra-high precision ultrasonic wave surface control technology combined with the 3D holographic technology provided by the invention comprises a water tank 4 filled with water, an ultrasonic emitter 1 is arranged in the water tank 4, a 3D printing holographic plate 2 is fixedly connected to the upper end of the ultrasonic emitter 1, textures with different heights are printed on the surface of the 3D printing holographic plate 2 through a high-precision 3D printing technology, water ripples 5 can be generated on the water surface through the cooperation of the ultrasonic emitter 1 and the 3D printing holographic plate 2, and the movement of a particle material 6 is pushed through controlling the water ripples 5 on the water surface. A common ultrasonic transmitter 1 with a power of 2mhz is used, but this method can be combined with an ultrasonic device using all frequencies.
An ultrasonic wave surface control method, which utilizes the ultrasonic wave surface control technology, comprises the following steps:
step S1, confirming the specific image and path for wave surface and motion control by using ultrasonic wave, and generating corresponding holographic image by computer;
step S2, printing the desired hologram image into a 3D printing hologram plate 2 with a diameter of 50mm with an accuracy of 375 μm using a 3D printer;
step S3, closely attaching the 3D printing holographic plate 2 to the 2mhz ultrasonic emitter 1, and placing the 3D printing holographic plate in water so that the 3D printing holographic plate 2 faces upwards and is 30mm away from the water surface;
step S4, the corresponding ultrasonic wave surface can be detected on the water surface 230mm away from the 3D printing holographic plate, and the water wave 5 of the water surface is controlled to push the movement of the particulate matter 6.
Since the hologram image information is stored in the phase section in step S1, the hologram corresponding image is generated by using a method of calculating an angular spectrum, and an accurate result can be obtained with a relatively small amount of calculation.
In step S2, the accuracy of 15000 ultrasonic pixels can be achieved, which is an order of magnitude higher control accuracy than the conventional phased array transducer or array ultrasonic device.
The method mainly utilizes a high-precision 3D printing technology to print out the 3D holographic plate with different high and low textures on the surface, and then realizes ultra-high precision wave surface and ultrasonic motion control by combining an ultrasonic transmitter and the 3D holographic plate;
in the conventional control mode of the ultrasonic array, the highest precision (minimum unit) of ultrasonic motion control is the size of a single ultrasonic component, while in the technical scheme, the highest precision (minimum unit) mainly depends on the precision of 3D printing, for example, the precision control of only one degree of freedom can be realized in the surface area of 1 square centimeter in the conventional device with the ultrasonic components with the diameter of 1cm, while in the scheme, if the precision of 3D printing is 100 micrometers (the precision of high-precision 3D printing in the market can reach about 50 micrometers), in the same surface area of 1 square centimeter, 10000 degrees of freedom can be accurately controlled.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. An ultra-high precision ultrasonic wave surface control technology combined with a 3D holographic technology is characterized in that: including water tank (4) that contain water, be provided with ultrasonic transmitter (1) in water tank (4), ultrasonic transmitter (1) upper end fixedly connected with 3D prints holographic board (2), the texture of different heights is printed out through high accuracy 3D printing technique in the surface that 3D printed holographic board (2), and ultrasonic transmitter (1) and 3D print the cooperation of holographic board (2) and can produce water ripple (5) at the surface of water, promote the motion of particulate matter (6) through water ripple (5) of control surface of water.
2. An ultra-high precision ultrasonic wave front control technique combined with 3D holography, according to claim 1, characterized in that a common ultrasonic transmitter (1) with a power of 2mhz is used, but this method can be combined with all frequency ultrasonic devices.
3. An ultrasonic wave front control method using the ultrasonic wave front control technique according to claim 1 or 2, comprising the steps of:
step S1, confirming the specific image and path for wave surface and motion control by using ultrasonic wave, and generating corresponding holographic image by computer;
step S2, printing the wanted holographic image into a 3D printing holographic plate (2) with the precision of 375 microns and the diameter of 50mm by using a 3D printer;
s3, closely attaching the 3D printing holographic plate (2) to the 2mhz ultrasonic emitter (1), and placing the 3D printing holographic plate in water to enable the 3D printing holographic plate (2) to face upwards and be 30mm away from the water surface;
and step S4, detecting a corresponding ultrasonic wave surface on the water surface 30mm away from the 3D printing holographic plate (2), and pushing the movement of the particulate matter (6) by controlling the water waves (5) of the water surface.
4. The method for controlling an ultrasonic wave front according to claim 3, wherein in step S1, since the holographic image information is stored in the phase section, the holographic mapping image is generated by using a method of calculating an angular spectrum, and an accurate result can be obtained with a relatively small amount of calculation.
5. An ultrasonic wave front control method according to claim 3, wherein in said step S2, the accuracy of 15000 ultrasonic pixels can be achieved, which is an order of magnitude higher than the control accuracy of a conventional phased array transducer or array ultrasonic device.
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CN105034363A (en) * | 2014-03-27 | 2015-11-11 | 雷恩哈德库兹基金两合公司 | Moulding body and method for production thereof |
CN107249859A (en) * | 2014-12-19 | 2017-10-13 | 马克斯-普朗克科学促进学会 | The increasing material manufacturing method and apparatus for being used to manufacture part of precursor material is positioned using sound power |
JP2018008040A (en) * | 2016-07-05 | 2018-01-18 | キヤノン株式会社 | Wavefront control apparatus, wavefront control method, information acquiring apparatus, program, and storage medium |
CN108463778A (en) * | 2015-12-11 | 2018-08-28 | 马克斯-普朗克科学促进学会 | Device and method for generating holographic ultrasonic field in object |
KR20190059099A (en) * | 2017-11-22 | 2019-05-30 | 주식회사 덴티스 | A three dimensional printer with ultrasonic transducer inserted into working plate |
CN110467021A (en) * | 2018-05-09 | 2019-11-19 | 精工爱普生株式会社 | It is overlapped transportation and detection apparatus and electronic equipment |
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- 2021-09-26 CN CN202111128451.XA patent/CN113959677A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105034363A (en) * | 2014-03-27 | 2015-11-11 | 雷恩哈德库兹基金两合公司 | Moulding body and method for production thereof |
CN107249859A (en) * | 2014-12-19 | 2017-10-13 | 马克斯-普朗克科学促进学会 | The increasing material manufacturing method and apparatus for being used to manufacture part of precursor material is positioned using sound power |
CN108463778A (en) * | 2015-12-11 | 2018-08-28 | 马克斯-普朗克科学促进学会 | Device and method for generating holographic ultrasonic field in object |
JP2018008040A (en) * | 2016-07-05 | 2018-01-18 | キヤノン株式会社 | Wavefront control apparatus, wavefront control method, information acquiring apparatus, program, and storage medium |
KR20190059099A (en) * | 2017-11-22 | 2019-05-30 | 주식회사 덴티스 | A three dimensional printer with ultrasonic transducer inserted into working plate |
CN110467021A (en) * | 2018-05-09 | 2019-11-19 | 精工爱普生株式会社 | It is overlapped transportation and detection apparatus and electronic equipment |
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