CN107553033A - Projective iteration system - Google Patents
Projective iteration system Download PDFInfo
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- CN107553033A CN107553033A CN201710772080.6A CN201710772080A CN107553033A CN 107553033 A CN107553033 A CN 107553033A CN 201710772080 A CN201710772080 A CN 201710772080A CN 107553033 A CN107553033 A CN 107553033A
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Abstract
The present embodiments relate to processing auxiliary Tools Technology, more particularly to a kind of projective iteration system, including：Spatial digitizer, for carrying out three-dimensional reconstruction to workpiece, the three-dimensional system of coordinate and workpiece rebuild are for the threedimensional model for the three-dimensional system of coordinate rebuild；Main control device, it is connected with spatial digitizer, for obtaining projection instruction, projection instruction includes：The projection of shape of position to be processed in the three-dimensional model and the coordinate in three-dimensional system of coordinate；Projecting apparatus, it is connected with main control device, for being projected according to projection instruction to workpiece.Projective iteration system provided in an embodiment of the present invention, it can improve to vehicle body attachment positioning precision, reduce production cost, lift operating efficiency.
Description
Technical field
The present embodiments relate to processing auxiliary Tools Technology, more particularly to a kind of projective iteration system.
Background technology
Need to use substantial amounts of of different sizes, different vehicle body attachment during large-scale car body welding processing.At present, car
The positioning method of body annex when mounted, typically it is positioned using annex installation model.Different automobile types need to manufacture not
Same annex installation model, and the manufacturing cost of annex installation model is high, and the making precision of annex installation model is unstable,
The position of vehicle body attachment is easily set to produce deviation.In addition, annex installation model Inspection cycle is generally three months, to Workshop Production
Plan and workshop management impact larger, and operating efficiency is not high.
The content of the invention
The embodiment of the present invention provides a kind of projective iteration system, can improve to vehicle body attachment positioning precision, reduce production
Cost, lift operating efficiency.
The embodiment of the present invention provides a kind of projective iteration system, including：
Spatial digitizer, for carrying out three-dimensional reconstruction, the three-dimensional system of coordinate rebuild and the workpiece pin to workpiece
To the threedimensional model of the three-dimensional system of coordinate of the reconstruction；
Main control device, it is connected with the spatial digitizer, for obtaining projection instruction, the projection instruction includes：It is to be added
Projection of shape of the Ministry of worker position in the threedimensional model and the coordinate in the three-dimensional system of coordinate；
Projecting apparatus, it is connected with the main control device, for being projected according to the projection instruction to the workpiece.
In one embodiment, projective iteration system also includes：Frock, the frock are used to fix the workpiece；
The spatial digitizer is arranged in the frock；
The spatial digitizer is specifically used for when the workpiece is located at the predetermined position of the frock, with described default
The central point of position is the origin of coordinates, and three-dimensional reconstruction is carried out to the workpiece.
In one embodiment, the frock is provided with positioning hole, and the positioning hole is used for and the mounting hole spiral shell on the workpiece
Tether and connect, the predeterminated position is the location of described workpiece after the frock and the workpiece bolt connection.
In one embodiment, projective iteration system also includes：Rack and mounting seat；
The mounting seat includes：Drive device and with the rack meshed gears, the drive device be used for control institute
State pinion rotation；
The drive device is connected with the main control device, and the main control device is used for drive device described in start and stop；
The projecting apparatus is arranged in the mounting seat and moved with the mounting seat.
In one embodiment, the length of the rack is more than or equal to 25 meters.
In one embodiment, projective iteration system also includes：Slide rail and sliding block；
The sliding block is slidably disposed on the slide rail；
The sliding block is connected with the main control device, and the main control device is used to control the sliding block to move along the slide rail
It is dynamic；
The projecting apparatus is arranged on the sliding block and moved with the sliding block.
In one embodiment, the length of the slide rail is more than or equal to 25 meters.
Projective iteration system provided in an embodiment of the present invention, is mainly made up of spatial digitizer, main control device, projecting apparatus.
Three-dimensional reconstruction is carried out to workpiece by spatial digitizer, the three-dimensional system of coordinate rebuild and the workpiece are directed to the reconstruction
Three-dimensional system of coordinate threedimensional model.Projection instruction, the throwing are obtained by the main control device being connected with the spatial digitizer
Shadow instruction includes：Projection of shape of the position to be processed in the threedimensional model and the coordinate in the three-dimensional system of coordinate.Again
By being projected with the projecting apparatus that the main control device is connected according to the projection instruction to the workpiece.For operating personnel's root
According to the pointed position to be processed of projection, car body is processed.This kind of mode, eliminate and make annex installation model, save
Cost, processing efficiency is improved, also, because projected position is according to three-dimensional system of coordinate, project pointed station to be added
Put also more accurate.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the block schematic illustration of the projective iteration system in the embodiment of the present invention one；
Fig. 2 is the structural representation of the projective iteration system in the embodiment of the present invention one；
Fig. 3 is the structural representation of the projective iteration system in the embodiment of the present invention two；
Fig. 4 is the structural representation of the projective iteration system in the embodiment of the present invention three.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Technical scheme is described in detail with specifically embodiment below.These specific implementations below
Example can be combined with each other, and may be repeated no more for same or analogous concept or process in some embodiments.
Fig. 1 is the block schematic illustration of the projective iteration system in the embodiment of the present invention one, and Fig. 2 is in the embodiment of the present invention one
Projective iteration system structural representation, as depicted in figs. 1 and 2, the projective iteration system of the present embodiment, including：Three-dimensional is swept
Retouch instrument 1, main control device 2 and projecting apparatus 3.
Wherein, spatial digitizer 1, for carrying out three-dimensional reconstruction, the three-dimensional system of coordinate and workpiece rebuild to workpiece 4
4 for the threedimensional model for the three-dimensional system of coordinate rebuild.Specifically, spatial digitizer is a kind of scientific instrument, can be used to detect
And the shape (geometrical construction) of object in real world is analyzed, after it collected object data, Three-dimensional Gravity is carried out to the object
Build, the mathematical model of actual object is created in virtual world.For example, car body is positioned on a vacant lot by operating personnel,
Open spatial digitizer and three-dimensional reconstruction is carried out to car body, the mathematical model of the car body is created in a three-dimensional system of coordinate.
Main control device 2, it is connected with spatial digitizer 1, for obtaining projection instruction, projection instruction includes：Position to be processed
Projection of shape in the three-dimensional model and the coordinate in three-dimensional system of coordinate.For example, operating personnel, will according to design drawing
The three-dimensional coordinate at position to be processed, the shaping input at position to be processed are to main control device, and specifically, projection instruction can also include
Processing starting point, trajectory and the processing terminating point of the working position, to improve bandwagon effect.
Projecting apparatus 3, it is connected with main control device 2, for being projected according to projection instruction to workpiece 4.In the present embodiment
Projecting apparatus is laser-projector, and its function is that the projection sent according to main control device instructs, and laser is irradiated on car body, with aobvious
Show the location and shape at position to be processed.
By the above it is seen that, projective iteration system provided in an embodiment of the present invention, mainly by spatial digitizer,
Main control device, projecting apparatus are formed.By spatial digitizer to workpiece carry out three-dimensional reconstruction, the three-dimensional system of coordinate rebuild and
Workpiece is for the threedimensional model for the three-dimensional system of coordinate rebuild.Projection is obtained by the main control device being connected with spatial digitizer to refer to
Order, projection instruction include：The projection of shape of position to be processed in the three-dimensional model and the coordinate in three-dimensional system of coordinate.Again by with
The projecting apparatus of main control device connection projects according to projection instruction to workpiece.So that operating personnel treat according to projection is pointed
Working position, car body is processed.This kind of mode, eliminate and make annex installation model, save cost, improve processing
Efficiency, also, because projected position is according to three-dimensional system of coordinate, it is also more accurate to project pointed position to be processed.
Fig. 3 is the structural representation of the projective iteration system in the embodiment of the present invention two, as shown in figure 3, the present embodiment
Projective iteration system, in addition to：Frock 5, frock 5 are used to fix workpiece 4.What deserves to be explained is the frock 5 in the present embodiment has
There is size adjustment structure, various sizes of workpiece 4 can be fixed.For example, one end of frock 5 is fixed, the other end is scalable knot
Structure, the i.e. other end of frock 5 can be relatively fixed end movement, for clamping the workpiece 4 of different length.Spatial digitizer 1 is arranged on
In frock 5, spatial digitizer 1 is specifically used for when workpiece 4 is located at the predetermined position of frock 5, with the central point of predeterminated position
For the origin of coordinates, three-dimensional reconstruction is carried out to workpiece 4.In the present embodiment, the localization method of workpiece is as follows, and frock is provided with positioning hole,
It is position of the frock residing for workpiece after workpiece bolt connection that positioning hole, which is used for the mounting hole bolt connection on workpiece, predeterminated position,
Put.In embodiment one, laser projection is required for progress manual operations to establish coordinate system, and respective target is chosen in digital-to-analogue by craft
After point, coordinate data is input in administrator software, then in operator's software, hand-guided laser spots, scans target rapidly
Point, completes the foundation of coordinate system, and the present embodiment, by the positioning of frock, is put into when different workpiece in frock, you can with
The central point of predeterminated position of the workpiece in frock is the origin for establishing coordinate system, quickly completes the foundation of coordinate system, simplifies
The operation of coordinate system is established, further increases efficiency.
In addition, it is worthy of note that, the drop shadow spread of projecting apparatus is limited, if workpiece size is very big, can not project to institute
Need position.To solve the above problems, as shown in figure 3, the projective iteration system of the present embodiment, including：Slide rail 6 and sliding block 7.
Sliding block 7 is slidably disposed on slide rail 6, and sliding block 7 is connected with main control device 2, and main control device 2 is used for control slide block
7 move along slide rail 6, and projecting apparatus 3 is arranged on sliding block 7 and moved with sliding block 7.The drop shadow spread for equally solving projecting apparatus has
Limit, if workpiece size is very big, can not project to needed for position the problem of.In the present embodiment, the length of slide rail is more than or waited
In 25 meters, to meet conventional car body size.
Fig. 4 is the structural representation of the projective iteration system in the embodiment of the present invention three, and embodiment three is embodiment two
Another implementation, as shown in figure 4, the projective iteration system in the present embodiment also includes：Rack 8 and mounting seat 9.
Mounting seat 9 includes：Drive device and with the meshed gears of rack 8, drive device be used for control pinion rotation；Driving
Device is connected with main control device 2, and main control device 2 is used for start and stop drive device；Projecting apparatus 3 is arranged in mounting seat 9 and with installation
Seat 9 moves.In the present embodiment, the length of rack is more than or equal to 25 meters, to meet conventional car body size.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (7)
- A kind of 1. projective iteration system, it is characterised in that including：Spatial digitizer, for carrying out three-dimensional reconstruction to workpiece, the three-dimensional system of coordinate rebuild and the workpiece are directed to institute State the threedimensional model of the three-dimensional system of coordinate of reconstruction；Main control device, it is connected with the spatial digitizer, for obtaining projection instruction, the projection instruction includes：The Ministry of worker to be added Projection of shape of the position in the threedimensional model and the coordinate in the three-dimensional system of coordinate；Projecting apparatus, it is connected with the main control device, for being projected according to the projection instruction to the workpiece.
- 2. projective iteration system according to claim 1, it is characterised in that also include：Frock, the frock are used to fix the workpiece；The spatial digitizer is arranged in the frock；The spatial digitizer is specifically used for when the workpiece is located at the predetermined position of the frock, with the predeterminated position Central point be the origin of coordinates, to the workpiece carry out three-dimensional reconstruction.
- 3. projective iteration system according to claim 2, it is characterised in that the frock is provided with positioning hole, the positioning Hole be used for the mounting hole bolt connection on the workpiece, after the predeterminated position is the frock and the workpiece bolt connection The location of described workpiece.
- 4. projective iteration system according to claim 1, it is characterised in that also include：Rack and mounting seat；The mounting seat includes：Drive device and with the rack meshed gears, the drive device be used for control the tooth Wheel rotates；The drive device is connected with the main control device, and the main control device is used for drive device described in start and stop；The projecting apparatus is arranged in the mounting seat and moved with the mounting seat.
- 5. projective iteration system according to claim 4, it is characterised in that the length of the rack is more than or equal to 25 Rice.
- 6. projective iteration system according to claim 1, it is characterised in that also include：Slide rail and sliding block；The sliding block is slidably disposed on the slide rail；The sliding block is connected with the main control device, and the main control device is used to control the sliding block to move along the slide rail；The projecting apparatus is arranged on the sliding block and moved with the sliding block.
- 7. projective iteration system according to claim 6, it is characterised in that the length of the slide rail is more than or equal to 25 Rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710772080.6A CN107553033A (en) | 2017-08-31 | 2017-08-31 | Projective iteration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710772080.6A CN107553033A (en) | 2017-08-31 | 2017-08-31 | Projective iteration system |
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| CN107553033A true CN107553033A (en) | 2018-01-09 |
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| CN201710772080.6A Pending CN107553033A (en) | 2017-08-31 | 2017-08-31 | Projective iteration system |
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Citations (7)
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| CN202523112U (en) * | 2012-04-09 | 2012-11-07 | 北京拓博尔机器人科技有限公司 | System for reconstructing three-dimensional model by robot carrying laser scanner |
| CN203108698U (en) * | 2012-07-25 | 2013-08-07 | 杭州先临三维科技股份有限公司 | Spraying system capable of automatically acquiring spraying position size |
| CN103278091A (en) * | 2013-06-07 | 2013-09-04 | 上海发那科机器人有限公司 | Space positioning system for intelligent assembly and space positioning method for intelligent assembly |
| CN103324007A (en) * | 2012-03-22 | 2013-09-25 | 维蒂克影像国际公司 | Laser projection system using variable part alignment |
| CN104182095A (en) * | 2014-08-13 | 2014-12-03 | 长春理工大学 | Mobile self-positioning laser three-dimensional projection system |
| CN104668958A (en) * | 2015-02-13 | 2015-06-03 | 深圳市圆梦精密技术研究院 | Flexible processing system |
| US20170041582A1 (en) * | 2015-03-09 | 2017-02-09 | Laser Projection Technologies, Inc. | 3d laser projection, scanning and object tracking |
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2017
- 2017-08-31 CN CN201710772080.6A patent/CN107553033A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103324007A (en) * | 2012-03-22 | 2013-09-25 | 维蒂克影像国际公司 | Laser projection system using variable part alignment |
| CN202523112U (en) * | 2012-04-09 | 2012-11-07 | 北京拓博尔机器人科技有限公司 | System for reconstructing three-dimensional model by robot carrying laser scanner |
| CN203108698U (en) * | 2012-07-25 | 2013-08-07 | 杭州先临三维科技股份有限公司 | Spraying system capable of automatically acquiring spraying position size |
| CN103278091A (en) * | 2013-06-07 | 2013-09-04 | 上海发那科机器人有限公司 | Space positioning system for intelligent assembly and space positioning method for intelligent assembly |
| CN104182095A (en) * | 2014-08-13 | 2014-12-03 | 长春理工大学 | Mobile self-positioning laser three-dimensional projection system |
| CN104668958A (en) * | 2015-02-13 | 2015-06-03 | 深圳市圆梦精密技术研究院 | Flexible processing system |
| US20170041582A1 (en) * | 2015-03-09 | 2017-02-09 | Laser Projection Technologies, Inc. | 3d laser projection, scanning and object tracking |
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Application publication date: 20180109 |