CN206741556U - A kind of three-dimensional modeling data acquisition system based on dynamic object - Google Patents
A kind of three-dimensional modeling data acquisition system based on dynamic object Download PDFInfo
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- CN206741556U CN206741556U CN201720577989.1U CN201720577989U CN206741556U CN 206741556 U CN206741556 U CN 206741556U CN 201720577989 U CN201720577989 U CN 201720577989U CN 206741556 U CN206741556 U CN 206741556U
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Abstract
The utility model discloses a kind of three-dimensional modeling data acquisition system based on dynamic object, including modelling apparatus, rotating device, camera, power supply unit and head, camera is arranged at the top of modelling apparatus by rotating device, bottom, power supply unit electrically connects with rotating device, head, head is connected with camera, also include the motorized subject table electrically connected with power supply unit, motorized subject table is arranged in modelling apparatus.The utility model solves the problem of man-hour manually hand-held camera shake, dynamic object attitudes vibration and low collecting efficiency so that later stage three-dimensional modeling effect is optimal.
Description
Technical field
It the utility model is related to oblique photograph technical field, and in particular to a kind of three-dimensional modeling data based on dynamic object
Acquisition system.
Background technology
With the development of external oblique photograph e measurement technology, domestic oblique photograph technology is also gradually risen, especially wisdom
The structure in city, cybercity construction have obtained many applications, and more extensive field is on aviation oblique photograph direction；For
Small-sized object or small-sized dynamic object, such as literary object for appreciation, food, clothes commodity, traditional two dimension in advertising map and browse graph
Vision also can no longer meet the needs of people, and browsing to three-dimensional image for two dimensional image is being browsed excessively at present, right
The technology that this type objects carries out three-dimensional modeling also tends to maturation, but when carrying out three-dimensional modeling to this type objects, it is necessary to data adopt
Mode set and equipment do not have temporarily, substantially can not meet three-dimensional modeling data manually with operating using digital equipments such as mobile phones
The quality of image and extremely inefficient, especially to dynamic object, such as pet cat, dog, due to object in expression at different moments and
Movement posture is not stopping to change, and when carrying out three-dimensional modeling data collection, can not obtain the image data of the same posture of object,
Effect extreme difference when causing later stage three-dimensional modeling.
The data acquisition modes to the modeling of small-sized static object dimensional are mainly to pass through data acquisition person's hand-held digital at present
The data acquisition equipment such as camera or mobile phone, shot against object around walking about, this manual type data acquisition efficiency is big
Big to reduce, due to manual operation, jitter problem causes image blur, it is impossible to meet the quality of data of later stage three-dimensional modeling requirement,
The design sketch for ultimately resulting in 3 D stereo is undesirable.
It is basic consistent with static data acquisition mode for the data acquisition modes of small-sized dynamic object dimensional modeling, at all
The effect of later stage three-dimensional modeling can not be ensured.Such as pet cat, in data acquisition half, the posture or expression of cat change,
Continue the data that collect and data above are inconsistent, it is captured in latter image when reflecting later stage three-dimensional modeling
Object with object in previous image data in the identical Point matching of carry out, identical point can not be found, can not be from two shadows
Identical object is found on picture, causes that it fails to match, can not successfully be modeled.
Utility model content
The purpose of this utility model solves the problems, such as that dynamic object attitudes vibration and collecting efficiency are low, improves three-dimensional and builds
Imitate fruit.
To achieve these goals, the invention provides a kind of three-dimensional modeling data acquisition system based on dynamic object,
Including modelling apparatus, rotating device, camera, power supply unit and head, camera is arranged at the top of modelling apparatus by rotating device,
Bottom, power supply unit are electrically connected with rotating device, head, and head is connected with camera, in addition to the electricity electrically connected with power supply unit
Dynamic object stage, motorized subject table are arranged in modelling apparatus；Rotating device includes the first fixator, the first drive mechanism, second
Fixator and the second drive mechanism, the first drive mechanism and the second drive mechanism are connected with head, wherein,
First fixator includes fixed arm, and fixed arm one end is arranged on modelling apparatus, and the other end installs the first rotating machine
Structure, the first rotating mechanism are connected by rotary shaft with the second fixator；
Second the first fixed mount of fixator, the second fixed mount, the second fixed mount are fixed on camera, and the first fixed mount passes through
Second rotating mechanism is connected with the second fixed mount.
Further, modelling apparatus includes top annular ring, base circle ring and support frame, support frame one end and top ring
Shape ring is connected, and the other end is connected with base circle ring.
Further, motorized subject table includes base fixture, disk plate and rotary shaft, rotary shaft respectively with disk plate,
Fixing device connects, installation motor in fixing device, motor output shaft and rotation axis connection.
In the above-mentioned technical solutions, the utility model combines artificial three-dimensional modeling image acquisitions technology, by integrated
More digital cameras, according to the size of object and the degree of overlapping of image data, the angles and posture of camera are set, met
When the degree of overlapping of every image data of three-dimensional modeling reaches more than 65% requirement, all camera moment exposures, object is collected
The image data of the time of exposure, it is subsequently used for later stage three-dimensional modeling.Solves man-hour manually hand-held camera shake, dynamic object posture becomes
The problem of change and collecting efficiency are low so that later stage three-dimensional modeling effect is optimal.
Brief description of the drawings
, below will be to institute in embodiment in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only described in the utility model
Some embodiments, for those of ordinary skill in the art, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the knot of three-dimensional modeling data acquisition system one embodiment described in the utility model based on dynamic object
Structure schematic diagram；
Fig. 2 is camera and rotating dress in the three-dimensional modeling data acquisition system described in the utility model based on dynamic object
Put the connection diagram of one embodiment；
Fig. 3 is modelling apparatus one in the three-dimensional modeling data acquisition system described in the utility model based on dynamic object
The structural representation of embodiment.
Embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing pair
The utility model is further detailed.
As Figure 1-3, the invention provides a kind of three-dimensional modeling data acquisition system based on dynamic object, including build
Mould equipment 1, rotating device 2, camera 3, power supply unit and head 4, camera is arranged at the top of modelling apparatus by rotating device, bottom
Portion, power supply unit are electrically connected with rotating device, head, and head is connected with camera, in addition to are electrically connected with power supply unit electronic
Objective table, motorized subject table are arranged in modelling apparatus；Rotating device is consolidated including the first fixator, the first drive mechanism, second
Determine device and the second drive mechanism, the first drive mechanism and the second drive mechanism are connected with head, wherein,
First fixator includes fixed arm 10, and fixed arm one end is arranged on modelling apparatus, and other end installation first rotates
Mechanism 11, the first rotating mechanism are connected by rotary shaft with the second fixator；
Second fixator the first fixed mount 12, the second fixed mount 13, the second fixed mount are fixed on camera, the first fixed mount
It is connected by the second rotating mechanism 15 with the second fixed mount.
8 cameras are mounted with the present embodiment, on modelling apparatus, 8 images captured by 8 cameras, per adjacent two
Between need more than 65% degree of overlapping (refer to camera shooting image and image between it is overlapping), according to subject
Size, camera focus is adjusted, according to image-forming principle, using similar triangles relation, estimates degree of overlapping, specifically can be by degree of overlapping
65% is set to, when the degree of overlapping for meeting every image data of three-dimensional modeling reaches more than 65% requirement, cradle head control owns
Camera moment exposes, and collects the image data of the object time of exposure, and then head is used for later stage three-dimensional modeling.Solve artificial
Handheld camera is shaken, the problem of dynamic object attitudes vibration and low collecting efficiency so that later stage three-dimensional modeling effect reaches
It is optimal.
Specific implementation is as shown in Fig. 2 the first rotating mechanism 11 is set to steering wheel, and the axle of steering wheel is perpendicular to camera, when steering wheel turns
Dynamic, structure drives camera in roll direction adjustment angle；Second rotating mechanism is also set to steering wheel, power transmission shaft level and the phase of steering wheel
Machine, when steering wheel rotates, structure drives camera to adjust angle in the pitch direction.The control in helm control circuit reception signal source
Pulse, and motor rotates；Gear train reduces the speed of motor into big multiple, and the output torque of motor is amplified into response
Multiple, then export；The final stage of potentiometer and gear train rotates together, measures steering wheel axle rotational angle；Circuit board detecting and root
Judge steering wheel rotational angle according to potentiometer, then control steering wheel to turn to angle on target or be maintained at angle on target.Servos control
Pwm signal control is typically sent by single-chip microcomputer and arrives steering wheel, also has part steering wheel directly to be controlled by computer serial port.
Camera is chosen as SONY A6000 cameras during specific implementation, but actually using SONY or micro- single class of other brands
Digital camera, it can realize, the utility model is required without excessive camera model.
Further, as shown in figure 3, modelling apparatus includes top annular ring 101, the ring of base circle 102 and support frame
103, support frame one end is connected with top annular ring, and the other end is connected with base circle ring.
Specifically, fixed arm is optionally fixed on modelling apparatus top annular ring and base circle using screw, bolt
On ring, the fixation of camera is realized.Meanwhile in order to reach the control using cradle head control camera selected angle and exposure, head
Optionally connected by data wire, so as to the control to the first rotating mechanism, the second rotating mechanism on camera and camera.
Further, motorized subject table includes base fixture, disk plate and rotary shaft, rotary shaft respectively with disk plate,
Fixing device connects, installation motor in fixing device, motor output shaft and rotation axis connection.
Some one exemplary embodiments of the present utility model are only described by way of explanation above, undoubtedly, for
One of ordinary skill in the art, can be with a variety of in the case of without departing from spirit and scope of the present utility model
Mode is modified to described embodiment.Therefore, above-mentioned accompanying drawing and description are inherently illustrative, should not be construed as
Limitation to the utility model claims protection domain.
Claims (3)
1. a kind of three-dimensional modeling data acquisition system based on dynamic object, including modelling apparatus, rotating device, camera, power supply
Equipment and head, camera is arranged at the top of modelling apparatus by rotating device, bottom, power supply unit and rotating device, head electricity
Connection, head is connected with camera, in addition to the motorized subject table electrically connected with power supply unit, motorized subject table are set installed in modeling
It is standby interior；Rotating device includes the first fixator, the first drive mechanism, the second fixator and the second drive mechanism, the first driving machine
Structure and the second drive mechanism are connected with head, wherein,
First fixator includes fixed arm, and fixed arm one end is arranged on modelling apparatus, and the other end installs the first rotating mechanism, the
One rotating mechanism is connected by rotary shaft with the second fixator；
Second the first fixed mount of fixator, the second fixed mount, the second fixed mount are fixed on camera, and the first fixed mount passes through second
Rotating mechanism is connected with the second fixed mount.
2. the three-dimensional modeling data acquisition system according to claim 1 based on dynamic object, it is characterised in that modeling is set
Standby to include top annular ring, base circle ring and support frame, support frame one end is connected with top annular ring, the other end and bottom
Annular ring connection.
3. the three-dimensional modeling data acquisition system according to claim 1 based on dynamic object, it is characterised in that electronic load
Thing platform includes base fixture, disk plate and rotary shaft, and rotary shaft is connected with disk plate, fixing device respectively, fixing device
Interior installation motor, motor output shaft and rotation axis connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720577989.1U CN206741556U (en) | 2017-05-22 | 2017-05-22 | A kind of three-dimensional modeling data acquisition system based on dynamic object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720577989.1U CN206741556U (en) | 2017-05-22 | 2017-05-22 | A kind of three-dimensional modeling data acquisition system based on dynamic object |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI680670B (en) * | 2018-11-05 | 2019-12-21 | 國立臺北科技大學 | Method and system for augmented reality comparison with real objects |
| CN113992905A (en) * | 2021-10-27 | 2022-01-28 | 广西师范大学 | Three-dimensional modeling high-definition acquisition system and equipment |
-
2017
- 2017-05-22 CN CN201720577989.1U patent/CN206741556U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI680670B (en) * | 2018-11-05 | 2019-12-21 | 國立臺北科技大學 | Method and system for augmented reality comparison with real objects |
| CN113992905A (en) * | 2021-10-27 | 2022-01-28 | 广西师范大学 | Three-dimensional modeling high-definition acquisition system and equipment |
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