CN107386665B - A kind of three-dimensional positioning device and positioning construction method of oval calotte building - Google Patents

A kind of three-dimensional positioning device and positioning construction method of oval calotte building Download PDF

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Publication number
CN107386665B
CN107386665B CN201710563020.3A CN201710563020A CN107386665B CN 107386665 B CN107386665 B CN 107386665B CN 201710563020 A CN201710563020 A CN 201710563020A CN 107386665 B CN107386665 B CN 107386665B
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China
Prior art keywords
laser
emitting
axis
curved
building
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CN201710563020.3A
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Chinese (zh)
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CN107386665A (en
Inventor
王若林
朱道佩
桑农
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武汉大学
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/18Adjusting tools; Templates
    • E04G21/1841Means for positioning building parts or elements
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/10Geometric CAD
    • G06F30/13Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/30Polynomial surface description

Abstract

The invention discloses the three-dimensional positioning devices and positioning construction method of a kind of oval calotte building, device is made of laser beam emitting device array, roller bearing, rotation control module, telescopic device and remote control apparatus, can be accurately positioned to the axis of curved-surface building;Curved surface where oval calotte building axis is respectively classified into m parts and n-layer first by method with vertical direction in the horizontal direction, total to be divided into m × n parts;Then, it calculates according to the height of every a curved-surface building and Curvature varying and processes enough muti-piece small panels;Then, small panel is subjected to horizontal splicing along axis direction at bottom one layer, is then fixed using bolt, form template;Location and installation is carried out by three-dimensional positioning device in splicing, one layer of template after the installation is completed, carries out concrete casting in bottom, after construction, the height of the template of curved surface two sides where axis is improved one layer, then carries out next layer of construction, until reaching the height h of building.

Description

A kind of three-dimensional positioning device and positioning construction method of oval calotte building

Technical field

The invention belongs to optical locating techniques fields, and in particular to a kind of laser three-D positioning of oval calotte building is applied Work method.

Background technique

Since the exterior contour of oval calotte building is beautiful, and stress performance is good, currently, chemical plant, large-scale meeting Exhibition center and theater have the configuration design using oval calotte.The sectional dimension of concrete component, displacement in curved-surface building object Deviation, the control of verticality are more difficult than normal concrete Structural Engineering many, therefore complicated construction technique, construction quality are more difficult Control.

Summary of the invention

Technical solution used by the device of the invention is: a kind of three-dimensional positioning device of oval calotte building, It is characterized by comprising laser beam emitting device, remote control apparatus, mobile machine arms;

Several laser beam emitting devices form lateral laser beam emitting device array, and several laser beam emitting device compositions are longitudinal Laser beam emitting device array;The mobile machine arm is two, and the two sides of oval calotte building are arranged in direction mutual vertically, It is fixedly installed the lateral laser beam emitting device array and longitudinal laser beam emitting device array respectively thereon;

The remote control apparatus is used to control the angle of laser beam emitting device transmitting laser, so that it is guaranteed that oval calotte is built Every bit can be determined by the intersection point of two beam laser on curved surface where the axis built.

Technical solution used by method of the invention is: a kind of laser three-D positioning construction party of oval calotte building Method, which comprises the following steps:

Step 1: design oval calotte building template;

If oval calotte building with a thickness of t, exterior contour is ellipse:

Firstly, curved surface where the axis of oval calotte building is horizontally split into m parts;Then, in short transverse point At n-layer, every layer of height isThe height of i.e. one piece curved surface small panel;At this point, oval calotte building is divided into m × n parts, I.e. it can be spliced to form by m × n block curved surface small panel;Then 4 vertex of every a curved surface small panel are set as key point;Most Afterwards, it calculates according to the Curvature varying of every a curved surface small panel and every layer of height and processes enough muti-piece curved surface small panels;

Step 2: the axis of positioning oval calotte building;

If laser beam emitting device AiWith laser beam emitting device BiAngle of the light beam launched respectively with y-axis and x-axis direction be αiAnd βi;The angle of they and z-axis is respectively γiAnd λi;Wherein, i=1,2 ..., n;

Z is taken first0=0 plane is studied, and in this plane, the intersection point of two beam laser is P (x0,y0, 0), A1P Length be l1, B1The length of P is l2, focal length l, semi-major axis a;

Solving equations (1) and (2):

l1+l2=2a (1);

It can obtain:

WhenWhen, by P (x0,y0,z0) point in xoy plane projection obtain P ' (x0,y0, 0), it is assumed that A2The length of P ' is x1, B2The length of P ' is x2

It can be obtained by the cosine law:

Wherein, d indicates two neighboring laser hair in lateral laser beam emitting device array and longitudinal laser beam emitting device array The distance between injection device;l1Indicate A1The length of P.

It can be obtained by sine:

That is:

Similarly, it can obtain:

At this point,

Remote control apparatus passes through laser beam emitting device AiIn signal receiver and AiIn longitudinally rotate control module and Lateral rotation control module is communicated, and control longitudinally rotates the rotational angle of control module and lateral rotation control module, into And to αi、βi、γiAnd λiIt is adjusted in real time;The key point on axis is positioned one by one;With x0,y0And z0It is continuous Variation, αi、βi、γiAnd λiAnd then change, at this point, the track of P point is also constantly changing, these tracing points are connected, are obtained The axis built to oval calotte;

Step 3: installation oval calotte building template;

Firstly, curved surface small panel is carried out horizontal splicing along axis direction at bottom one layer, then fix, forms mould Plate, distance of this template apart from curved surface where axis areThen it is in the curved surface where axisOther side be arranged phase Same template;

Step 4: the construction of oval calotte building;

In bottom, one layer of template after the installation is completed, carries out concrete casting, after construction, by curved surface two where axis The height of the template of side fromIt is increased toNext layer of construction is carried out again, until reaching the height h of building.

The invention has the advantages that

1: the axis of curved-surface building can be accurately positioned, thus real-time control construction precision, method is simple, construction It is high-efficient;

2: multiple key points of building can be positioned, to realize the three-dimensional reconstruction of building.

Detailed description of the invention

Fig. 1 and Fig. 2 is the method schematic of the embodiment of the present invention;

Fig. 3 and Fig. 4 is the laser beam emitting device figure of the embodiment of the present invention;

Fig. 5 is the detail of construction of the roller bearing of the embodiment of the present invention;

Fig. 6 is the remote control apparatus figure of the embodiment of the present invention;

Fig. 7 is the curved-surface building figure of the embodiment of the present invention;

Fig. 8 and Fig. 9 is the laser beam emitting device array of the embodiment of the present invention;

Figure 10 is the β of the embodiment of the present invention1With α1The curve graph of variation;

Figure 11 is the β of the embodiment of the present invention2With α2The curve graph of variation;

Figure 12 is the γ of the embodiment of the present invention2With α2The curve graph of variation;

Figure 13 is the λ of the embodiment of the present invention2With α2The curve graph of variation.

In figure, 1 be oval calotte building, 2 be curved surface where axis, 3 be laser, 4 be lateral laser beam emitting device array, 5 it is longitudinal laser beam emitting device array, 6 be laser emitter, 7 be signal control module, 8 be data processing module, 9 is signal Transmitter, 10 be signal receiver, 11 for longitudinally rotate control module, 12 be telescopic device, 13 be roller bearing, 14 be outer layer ring, 15 it is ball, 16 be inner layer ring, 17 be lateral rotation control module, 18 be remote control apparatus, 19 is mobile machine arm.

Specific embodiment

Understand for the ease of those of ordinary skill in the art and implement the present invention, with reference to the accompanying drawings and embodiments to this hair It is bright to be described in further detail, it should be understood that implementation example described herein is merely to illustrate and explain the present invention, not For limiting the present invention.

See Fig. 3-Fig. 9, a kind of three-dimensional positioning device of oval calotte building provided by the invention, including ellipse Curved-surface building 1, laser 3, lateral laser beam emitting device array 4, longitudinal laser beam emitting device array 5, is stretched axis place curved surface 2 Compression apparatus 12, roller bearing 13, remote control apparatus 18, mobile machine arm 19;

Laser beam emitting device array 4 is made of many laser beam emitting devices, laser beam emitting device include laser emitter 6, Signal control module 7, data processing module 8, signal receiver 10 and/or signal projector 9, telescopic device 12;Telescopic device 12 both ends are configured with roller bearing 13, and roller bearing 13 is made of outer layer ring 14, ball 15 and inner layer ring 16;Horizontal and vertical Laser emission dress It sets array 4 and 5 to be fixed on above mobile machine arm 19, the distance between every two laser beam emitting device can according to need tune It is whole;The two sides of oval calotte building 1 are arranged in two mobile machine arms 19, and direction is mutually perpendicular to;Telescopic device 12 is used for Laser emitter 6 is adjusted as needed to appropriate height;Two laser beam emitting device A1And B1The distance between be l;Laser emission Device AiAnd BiThe light beam launched is respectively α with the angle of y-axis and x-axis directioniAnd βi;The angle of they and z-axis is respectively γi And λi;Remote control apparatus 18 can be to angle αi、βi、γiAnd λiIt is adjusted in real time;Every bit where axis on curved surface 2 It can be determined by the intersection point of two beam laser.

See Fig. 1 and Fig. 2, a kind of laser three-D positioning construction method of oval calotte building provided by the invention, packet Include following steps:

Step 1: design oval calotte building template;

If oval calotte building with a thickness of t, exterior contour is ellipse:

Firstly, curved surface where the axis of oval calotte building is horizontally split into m parts;Then, in short transverse point At n-layer, every layer of height isThe height of i.e. one piece curved surface small panel;At this point, oval calotte building is divided into m × n parts, I.e. it can be spliced to form by m × n block curved surface small panel, as shown in Figure 7;Then 4 vertex of every a curved surface small panel are set For key point;Finally, calculating according to the Curvature varying of every a curved surface small panel and every layer of height and processing enough muti-piece curved surfaces Small panel;

Step 2: the axis of positioning oval calotte building;

If laser beam emitting device AiWith laser beam emitting device BiAngle of the light beam launched respectively with y-axis and x-axis direction be αiAnd βi;The angle of they and z-axis is respectively γiAnd λi;Wherein, i=1,2 ..., n;

Z is taken first0=0 plane is studied, and in this plane, the intersection point of two beam laser is P (x0,y0, 0), A1P Length be l1, B1The length of P is l2, focal length l, semi-major axis a;

Solving equations (1) and (2):

l1+l2=2a (1);

It can obtain:

WhenWhen, by P (x0,y0,z0) point in xoy plane projection obtain P ' (x0,y0, 0), it is assumed that A2The length of P ' is x1, B2The length of P ' is x2

It can be obtained by the cosine law:

Wherein, d indicates two neighboring laser in lateral laser beam emitting device array 4 and longitudinal laser beam emitting device array 5 The distance between emitter;l1Indicate A1The length of P.

It can be obtained by sine:

That is:

Similarly, it can obtain:

At this point,

Remote control apparatus (18) passes through laser beam emitting device AiIn signal receiver (10) and AiIn longitudinally rotate control Molding block (11) and lateral rotation control module (17) are communicated, and control longitudinally rotates control module (11) and lateral rotation control The rotational angle of molding block (17), and then to αi、βi、γiAnd λiIt is adjusted in real time;The key point on axis is carried out one by one Positioning;With x0,y0And z0Continuous variation, αi、βi、γiAnd λiAnd then change, at this point, the track of P point is also constantly changing, These tracing points are connected, the axis of oval calotte building is obtained;Figure 10-13 is a=5, b=3, z0When=2 and d=3, βi、γiAnd λiWith αiChange curve.

Step 3: installation oval calotte building template;

Firstly, curved surface small panel is carried out horizontal splicing along axis direction at bottom one layer, then fix, forms mould Plate, distance of this template apart from curved surface where axis areThen it is in the curved surface where axisOther side be arranged phase Same template;

Step 4: the construction of oval calotte building;

In bottom, one layer of template after the installation is completed, carries out concrete casting, after construction, by curved surface two where axis The height of the template of side fromIt is increased toNext layer of construction is carried out again, until reaching the height h of building.

Curved surface 2, laser 3, lateral laser hair where although this specification has more used oval calotte building 1, axis Injection device array 4, longitudinal laser beam emitting device array 5, laser emitter 6, signal control module 7, data processing module 8, letter Number transmitter 9, signal receiver 10, longitudinally rotate control module 11, telescopic device 12, roller bearing 13, outer layer ring 14, ball 15, The terms such as inner layer ring 16, lateral rotation control module 17, remote control apparatus 18, mobile machine arm 19, but use is not precluded A possibility that other terms.The use of these items is only for more easily describing essence of the invention, it is construed as Any additional limitation is disagreed with spirit of that invention.

It should be understood that the part that this specification does not elaborate belongs to the prior art.

It should be understood that the above-mentioned description for preferred embodiment is more detailed, can not therefore be considered to this The limitation of invention patent protection range, those skilled in the art under the inspiration of the present invention, are not departing from power of the present invention Benefit requires to make replacement or deformation under protected ambit, fall within the scope of protection of the present invention, this hair It is bright range is claimed to be determined by the appended claims.

Claims (3)

1. a kind of laser three-D positioning construction method of oval calotte building, fixed using the laser three-D of oval calotte building Position device;Described device includes laser beam emitting device, remote control apparatus (18), mobile machine arm (19);
Several laser beam emitting devices form lateral laser beam emitting device array (4), and several laser beam emitting device compositions are longitudinal Laser beam emitting device array (5);The mobile machine arm (19) is two, and oval calotte building is arranged in direction mutual vertically (1) two sides are fixedly installed the lateral laser beam emitting device array (4) and longitudinal laser beam emitting device array respectively thereon (5);
The remote control apparatus (18) is used to control the angle of laser beam emitting device transmitting laser (3), so that it is guaranteed that oval bent Every bit can be determined by the intersection point of two beam laser on curved surface (2) where the axis of face building (1);
It is characterized in that, the described method comprises the following steps:
Step 1: design oval calotte building template;
If oval calotte building with a thickness of t, exterior contour is ellipse:
Firstly, curved surface where the axis of oval calotte building is horizontally split into m parts;Then, it is divided into n in short transverse Layer, every layer of height areThe height of i.e. one piece curved surface small panel;At this point, oval calotte building is divided into m × n parts, i.e., It can be spliced to form by m × n block curved surface small panel;Then 4 vertex of every a curved surface small panel are set as key point;Most Afterwards, it calculates according to the Curvature varying of every a curved surface small panel and every layer of height and processes enough muti-piece curved surface small panels;
Step 2: the axis of positioning oval calotte building;
If laser beam emitting device AiWith laser beam emitting device BiThe light beam launched is respectively α with the angle of y-axis and x-axis directioniWith βi;The angle of they and z-axis is respectively γiAnd λi;Wherein, i=1,2 ..., n;
Z is taken first0=0 plane is studied, and in this plane, the intersection point of two beam laser is P (x0,y0, 0), A1The length of P For l1, B1The length of P is l2, focal length l, semi-major axis a;
Solving equations (1) and (2):
l1+l2=2a (1);
It can obtain:
WhenWhen, by P (x0,y0,z0) point in xoy plane projection obtain P ' (x0,y0, 0), it is assumed that A2P's ' Length is x1, B2The length of P ' is x2
It can be obtained by the cosine law:
Wherein, d indicates two neighboring laser in lateral laser beam emitting device array (4) and longitudinal laser beam emitting device array (5) The distance between emitter;l1Indicate A1The length of P;
It can be obtained by sine:
That is:
Similarly, it can obtain:
At this point,
Remote control apparatus (18) passes through laser beam emitting device AiIn signal receiver (10) and AiIn longitudinally rotate control mould Block (11) and lateral rotation control module (17) are communicated, and control longitudinally rotates control module (11) and lateral rotation control mould The rotational angle of block (17), and then to αi、βi、γiAnd λiIt is adjusted in real time;The key point on axis is positioned one by one; With x0,y0And z0Continuous variation, αi、βi、γiAnd λiAnd then change, at this point, the track of P point is also constantly changing, by these Tracing point connects, and obtains the axis of oval calotte building;
Step 3: installation oval calotte building template;
Firstly, curved surface small panel is carried out horizontal splicing along axis direction at bottom one layer, then fix, form template, This template distance of curved surface where the axis isThen it is in the curved surface where axisOther side setting it is identical Template;
Step 4: the construction of oval calotte building;
In bottom, one layer of template after the installation is completed, carries out concrete casting, after construction, by curved surface two sides where axis The height of template fromIt is increased toNext layer of construction is carried out again, until reaching the height h of building.
2. according to the method described in claim 1, it is characterized by: the laser beam emitting device includes laser emitter (6), letter Number control module (7), signal receiver (10), signal projector (9), longitudinally rotates control module at data processing module (8) (11) and lateral rotation control module (17);
The laser beam emitting device is also configured with telescopic device (12), for adjusting laser emitter (6) as needed to suitably Highly.
3. according to the method described in claim 2, it is characterized by: the telescopic device (12) both ends be configured with roller bearing (13), Roller bearing (13) is made of outer layer ring (14), ball (15) and inner layer ring (16).
CN201710563020.3A 2017-07-11 2017-07-11 A kind of three-dimensional positioning device and positioning construction method of oval calotte building CN107386665B (en)

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CN107390228B (en) * 2017-07-11 2019-04-12 武汉大学 A kind of three-dimensional positioning device and method of oval calotte building

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CN203213585U (en) * 2013-04-19 2013-09-25 江苏省华建建设股份有限公司 Scaffold tool for pouring concrete slab provided with saddle-shaped double curved surfaces
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