CN109668521A - A kind of prefabricated components automation quick three-dimensional modeling system - Google Patents
A kind of prefabricated components automation quick three-dimensional modeling system Download PDFInfo
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- CN109668521A CN109668521A CN201910092185.6A CN201910092185A CN109668521A CN 109668521 A CN109668521 A CN 109668521A CN 201910092185 A CN201910092185 A CN 201910092185A CN 109668521 A CN109668521 A CN 109668521A
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- 238000013178 mathematical model Methods 0.000 claims abstract description 8
- 230000008676 import Effects 0.000 claims description 13
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- 238000012545 processing Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
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Abstract
The present invention relates to a kind of prefabricated components to automate quick three-dimensional modeling system, including object disposing platform, acquisition device, graphics workstation and controller；The object disposing platform level runs through the acquisition device, is placed with prefabricated components thereon；The acquisition device can acquire the image information of prefabricated components along the object disposing platform from one end of prefabricated components by the other end of arrival prefabricated components after repeatedly moving；The graphics workstation connects the acquisition device by data line and collected image information is carried out space three-dimensional operation to establish model, and then obtains mathematical model and the output of prefabricated components；The controller is in the operation on the acquisition device and for controlling the acquisition device and the graphics workstation.The system operatio is simple, short the time required to modeling, high-efficient, is particularly suitable for the modeling of the large-span concrete prefabricated components in fields such as rail traffic, science of bridge building.
Description
Technical field
The present invention relates to prefabricated components detection fields, and in particular to a kind of prefabricated components automation quick three-dimensional modeling system
System.
Background technique
As modernization construction process in China's is increasingly accelerated, fabricated construction system is developed rapidly, prefabricated components
As the chief component in fabricated construction system, its type quality will directly influence the quality of prefabricated components, into
And influence the quality of fabricated construction entirety.Prefabricated components profile measurement conventional method need to be hung down using total station, level, laser
The measuring tools such as quasi- instrument, tape measure are observed with eyes, and such detection method is not slowly and accurate, are not a kind of ideal, conjunctions
The prefabricated components method for detecting shape of reason.
Currently, the three-dimensional modeling based on image is one of prefabricated components shape quality inspection method, which precision is high, at
This is low, and model surface texture is true, but this method needs multi-angled shooting object, and adjacent image overlap degree is high, and single camera is not
Object can be shot from multi-angle simultaneously, required time is long, simultaneously because human factor influences the photograph it cannot be guaranteed that shooting
Tablet quality is unfavorable for the requirement quickly detected, greatly reduces working efficiency.
Summary of the invention
Above-mentioned, in order to solve existing the deficiencies in the prior art, guarantee modeling accuracy, skill to be solved by this invention
Art problem is to provide a kind of prefabricated components automation quick three-dimensional modeling system.
The technical scheme to solve the above technical problems is that a kind of prefabricated components automate quick three-dimensional modeling system
System, including object disposing platform, acquisition device, graphics workstation and controller；The object disposing platform level runs through the acquisition device,
It is placed with prefabricated components thereon；The acquisition device can pass through along the object disposing platform from one end of prefabricated components to be moved every time
Certain distance reaches the other end of prefabricated components after repeatedly movement to acquire the image information of prefabricated components；The graphical Work
It stands and the acquisition device is connected and by the progress space three-dimensional operation of collected image information to establish model by data line, into
And obtain mathematical model and the output of prefabricated components；The controller is on the acquisition device and for controlling the acquisition
The operation of device and the graphics workstation.
Wherein, the chip that chip used by above controller can be selected that current version is STM32F103 makees master control core
Piece.
The beneficial effects of the present invention are: the system operatio is simple, and it is short the time required to modeling, it is high-efficient, it is particularly suitable for track
The modeling of the large-span concrete prefabricated components in the fields such as traffic, science of bridge building.
Based on the above technical solution, the present invention can also be improved as follows:
Further, the acquisition device includes fixed frame, camera and moving trolley；The fixed frame is downward opening perpendicular
Straight rectangular frame structure, open horizontal of the object disposing platform through the fixed frame run through the fixed frame；The camera has
Several, are slidably mounted on the inner wall of the fixed frame and shoot to the prefabricated components on the object disposing platform
To acquire the image information of prefabricated components；The moving trolley has two, is separately fixed at fixed frame opening two sides
End and drive the fixed frame along the object disposing platform from one end of prefabricated components by every time moving a certain distance through more
The other end of prefabricated components is reached after secondary movement.
Further, the acquisition device further includes sliding block, band bolt and substrate；The inner sidewall of the fixed frame is equipped with
Sliding rail, the sliding block are slidably stuck on the sliding rail, and the band is sliding block described in bolt-through, in the band on bolt
Equipped with making the band that bolt is withstood the sliding rail to which the sliding block to be clamped on the sliding rail to securing nut；
It is further fixed on substrate on the slide block, the camera is fixed on the substrate.
Beneficial effect using above-mentioned further scheme is: energy multi-angle shoots prefabricated components, entire to complete
The image information collecting work of prefabricated components.
Further, the graphics workstation includes data import modul, model generation module and output module；
The data import modul connects the camera by the data line and by the collected image of the camera
Information is imported to the model generation module；
The model generation module, the image information for being used to import the data import modul are transported by space three-dimensional
Corresponding threedimensional model is established in calculation；
The output module is used to after carrying out format analysis processing to the threedimensional model that the model generation module is established lead
Out, and according to different needs it exports mathematical model or is transferred directly to D printer printer model.
Beneficial effect using above-mentioned further scheme is: fast and accurately providing the threedimensional model of prefabricated components.
Further, the moving trolley includes chassis and stepper motor；The chassis is fixed on the fixed frame opening
Side；It is rotatably equipped with front-wheel in the chassis lower front portion, rear portion is rotatably equipped with rear-wheel by transmission shaft below；
The stepper motor is on the chassis and connects the driving transmission shaft rotation, and then the rear-wheel is driven to roll to drive
The fixed frame is mobile.
Further, the controller includes starting module, Focusing module, photo module and mobile control module；
The starting module is used to control the unlatching of the camera, the stepper motor and the graphics workstation
Or it closes；
The Focusing module is used to automatically adjust the camera according to the distance between the camera and prefabricated components
Focal length is to complete to focus；
The mobile control module according to the degree of overlapping of the adjacent photo of camera shooting and passes through the stepping electricity
The moving distance that machine controls the distance that the fixed frame moves every time or the setting fixed frame is fixed every time, so that the fixation
Frame passes through the other end of arrival prefabricated components after repeatedly moving from one end of prefabricated components along the object disposing platform；
The photo module is used to control the camera and carries out one to prefabricated components after the fixed frame moves every time
Secondary shooting, and then complete the image information collecting work of entire prefabricated components.
Beneficial effect using above-mentioned further scheme is: whole process can only be completed by a staff, process
In do not need to be adjusted camera parameter, camera shot can automatic modeling, and automate driving shooting, improve work
Efficiency.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of moving trolley；
Fig. 3 is sliding rail, sliding block is mounted on the schematic diagram on fixed frame；
Fig. 4 is mounted on the schematic three dimensional views on fixed frame sliding track by substrate and sliding block for camera；
Fig. 5 is the top view (removing the components such as camera) that camera is mounted on fixed frame sliding track by substrate and sliding block；
Fig. 6 is flow diagram of the invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1, object disposing platform, 2, controller, 3, data line, 4, fixed frame, 5, camera, 6, moving trolley, 7, sliding block, 8, band handle
Bolt, 9, substrate, 10, sliding rail, 11, nut, 12, chassis, 13, stepper motor, 14, front-wheel, 15, transmission shaft, 16, rear-wheel, 17,
Image workstation.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in Figure 1, a kind of prefabricated components automate quick three-dimensional modeling system, including object disposing platform 1, acquisition device,
Graphics workstation 17 and controller 2.The object disposing platform 1 is horizontal to run through the acquisition device, is placed with prefabricated components thereon.Institute
State acquisition device can along the object disposing platform 1 from one end of prefabricated components by every time moving a certain distance after repeatedly moving
The other end of prefabricated components is reached to acquire the image information of prefabricated components.The graphics workstation 17 is connected by data line 3
Collected image information is simultaneously carried out space three-dimensional operation to establish model by the acquisition device, and then obtains prefabricated components
Mathematical model simultaneously exports.The controller 2 is on the acquisition device and for controlling the acquisition device and the figure
The operation of work station 17.
The acquisition device includes fixed frame 4, camera 5 and moving trolley 6.The fixed frame 4 is downward opening vertical
Rectangular frame structure, open horizontal of the object disposing platform 1 through the fixed frame 4 run through the fixed frame 4.The camera 5
There are several, be slidably mounted on the inner wall of the fixed frame 4 and the prefabricated components on the object disposing platform 1 are carried out
It shoots to acquire the image information of prefabricated components.The moving trolley 6 has two, is separately fixed at the fixed frame 4 and is open
The end of two sides simultaneously drives the fixed frame 4 certain by moving every time from one end of prefabricated components along the object disposing platform 1
Distance reaches the other end of prefabricated components after repeatedly movement.As shown in Fig. 2, the moving trolley 6 includes chassis 12 and stepping
Motor 13.The chassis 12 is fixed on the side that the fixed frame 4 is open.It is rotatably equipped in 12 lower front portion of chassis
Front-wheel 14, rear portion is rotatably equipped with rear-wheel 16 by transmission shaft 15 below.The stepper motor 13 is in the chassis 12
It goes up and connects the driving transmission shaft 15 and rotate, i.e., the output end of stepper motor 13 is equipped with transmission shaft 15, and output power is logical
It crosses transmission shaft 15 and then the rear-wheel 16 is driven to roll to drive the fixed frame 4 mobile.As in Figure 3-5, the acquisition dress
Set further includes sliding block 7, band bolt 8 and substrate 9.The inner sidewall of the fixed frame 4 is (including 4 two sides of fixed frame and top
Inner sidewall) it is equipped with sliding rail 10, the sliding block 7 is slidably stuck on the sliding rail 10, and bolt 8 is run through the cunning by the band
Block 7 makes the band that bolt 8 is withstood the sliding rail 10 to which the sliding block 7 is clamped on institute being equipped on bolt 8 in the band
It states on sliding rail 10 to securing nut 11.Substrate 9 is further fixed on the sliding block 7, the camera 5 is fixed on the base
On plate 9.
The graphics workstation 17 includes data import modul, model generation module and output module.The data import
Module is connected the camera 5 and is imported the collected image information of the camera 5 to the mould by the data line 3
Type generation module.The model generation module, the image information for being used to import the data import modul pass through space three
Corresponding threedimensional model is established in maintenance and operation calculation.The output module is used for the threedimensional model established to the model generation module
It is exported after carrying out format analysis processing, and exports mathematical model according to different needs or be transferred directly to 3D printer impression block
Type.
The controller 2 includes starting module, Focusing module, photo module and mobile control module.The starting module,
It is used to control opening or closing for the camera 5, the stepper motor 13 and the graphics workstation 17.The focusing mould
Block is used to automatically adjust the focal length of the camera 5 according to the distance between the camera 5 and prefabricated components to complete to focus.
The mobile control module is controlled according to the degree of overlapping of the adjacent photo of the camera 5 shooting and by the stepper motor 13
The distance that the fixed frame 4 moves every time or the moving distance that the setting fixed frame 4 is fixed every time are made, so that the fixed frame
4 pass through the other end of arrival prefabricated components after repeatedly moving from one end of prefabricated components along the object disposing platform 1.It is described to take pictures
Module is used to control the camera 5 and is once shot after the fixed frame 4 is mobile every time to prefabricated components, and then complete
At the image information collecting work of entire prefabricated components.
As shown in fig. 6, being debugged first to equipment when being modeled to prefabricated components, such as adjust at each camera 5
In position appropriate etc..After the completion of debugging efforts, camera 5, stepper motor 13 and figure are opened by the starting module of controller 2
Shape work station 17, then Focusing module automatically adjusts the focal length of camera 5 according to the distance between camera 5 and prefabricated components to complete
Focusing, photo module control camera 5 and carry out first time shooting to prefabricated components.It completes after shooting for the first time, mobile control module
It controls fixed frame 4 by stepper motor 13 repeatedly to be moved, so that fixed frame 4 is that camera 5 is reached from one end of prefabricated components
The other end of prefabricated components.The distance moved every time can be the degree of overlapping of the adjacent photo shot according to camera 5 or set in advance
The fixation moving distance set, and photo module carries out once prefabricated components after fixed frame 4 is mobile every time in control camera 5
Shooting just completes entire prefabricated components during fixed frame 4 reaches the other end of prefabricated components from one end of prefabricated components
Image information collecting work.Finally, camera 5 is imported collected image information to graphics workstation 17 by data line 3
Model generation module, the model generation module of graphics workstation 17 establishes image information by space three-dimensional operation corresponding
Threedimensional model, the output module of graphics workstation 17 export after carrying out format analysis processing to the threedimensional model of foundation, and according to difference
Demand output mathematical model or be transferred directly to 3D printer printer model.So far, entire modeling work is completed.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of prefabricated components automate quick three-dimensional modeling system, which is characterized in that including object disposing platform (1), acquisition device,
Graphics workstation (17) and controller (2)；The object disposing platform (1) is horizontal to run through the acquisition device, is placed with thereon prefabricated
Component；The acquisition device can along the object disposing platform (1) from one end of prefabricated components by every time move a certain distance through
The other end of prefabricated components is reached after movement repeatedly to acquire the image information of prefabricated components；The graphics workstation (17) passes through
Data line (3) connects the acquisition device and collected image information is carried out space three-dimensional operation to establish model, in turn
Obtain the mathematical model of prefabricated components and output；The controller (2) is on the acquisition device and for controlling described adopt
The operation of acquisition means and the graphics workstation (17).
2. prefabricated components according to claim 1 automate quick three-dimensional modeling system, which is characterized in that the acquisition dress
It sets including fixed frame (4), camera (5) and moving trolley (6)；The fixed frame (4) is downward opening vertical rectangular frame knot
Structure, the open horizontal of the object disposing platform (1) through the fixed frame (4) run through the fixed frame (4)；The camera (5) has
Several, be slidably mounted on the inner wall of the fixed frame (4) and to the prefabricated components on the object disposing platform (1) into
Row is shot to acquire the image information of prefabricated components；The moving trolley (6) has two, is separately fixed at the fixed frame
(4) be open two sides end and to drive the fixed frame (4) to pass through along the object disposing platform (1) from one end of prefabricated components every
It is secondary to move a certain distance the other end that prefabricated components are reached after repeatedly moving.
3. prefabricated components according to claim 2 automate quick three-dimensional modeling system, which is characterized in that the acquisition dress
Set further includes sliding block (7), band bolt (8) and substrate (9)；The inner sidewall of the fixed frame (4) is equipped with sliding rail (10), described
Sliding block (7) is slidably stuck on the sliding rail (10), and bolt (8) are run through the sliding block (7) by the band, in the band spiral shell
Bolt (8), which is equipped with, makes the band that bolt (8) is withstood the sliding rail (10) to which the sliding block (7) is clamped on the sliding rail
(10) securing nut (11) on；It is further fixed on the sliding block (7) substrate (9), the camera (5) is fixed on the base
On plate (9).
4. prefabricated components according to claim 2 automate quick three-dimensional modeling system, which is characterized in that the figure work
Stand (17) include data import modul, model generation module and output module；
The data import modul connects the camera (5) by the data line (3) and collects the camera (5)
Image information import to the model generation module；
The model generation module is used to build the image information that the data import modul imports by space three-dimensional operation
Found corresponding threedimensional model；
The output module is used to after carrying out format analysis processing to the threedimensional model that the model generation module is established export, and
Mathematical model is exported according to different needs or is transferred directly to 3D printer printer model.
5. automating quick three-dimensional modeling system according to the described in any item prefabricated components of claim 2 to 4, which is characterized in that
The moving trolley (6) includes chassis (12) and stepper motor (13)；The chassis (12) is fixed on the fixed frame (4) opening
The end of side；In the chassis (12), lower front portion is rotatably equipped with front-wheel (14), and rear portion passes through transmission shaft (15) below
Rotatably it is equipped with rear-wheel (16)；The stepper motor (13) is on the chassis (12) and connects the driving transmission shaft
(15) it rotates, and then drives the rear-wheel (16) to roll to drive the fixed frame (4) mobile.
6. prefabricated components according to claim 5 automate quick three-dimensional modeling system, which is characterized in that the controller
It (2) include starting module, Focusing module, photo module and mobile control module；
The starting module is used to control the camera (5), the stepper motor (13) and the graphics workstation (17)
Open or close；
The Focusing module is used to automatically adjust the camera (5) according to the distance between the camera (5) and prefabricated components
Focal length to complete to focus；
The mobile control module according to the degree of overlapping of the adjacent photo of the camera (5) shooting and passes through the stepping electricity
The moving distance that machine (13) controls the distance that the fixed frame (4) is moved every time or the setting fixed frame (4) is fixed every time, with
Make the fixed frame (4) along the object disposing platform (1) from one end of prefabricated components by repeatedly move after reach prefabricated components
The other end；
The photo module is used to control the camera (5) and carries out after the fixed frame (4) is mobile every time to prefabricated components
Primary shooting, and then complete the image information collecting work of entire prefabricated components.
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| CN113066175A (en) * | 2021-05-11 | 2021-07-02 | 中国五冶集团有限公司 | Bridge anti-collision wall disease data acquisition modeling system and method |
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