CN105157605A - Wireless three-dimensional detection device - Google Patents
Wireless three-dimensional detection device Download PDFInfo
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- CN105157605A CN105157605A CN201510518769.7A CN201510518769A CN105157605A CN 105157605 A CN105157605 A CN 105157605A CN 201510518769 A CN201510518769 A CN 201510518769A CN 105157605 A CN105157605 A CN 105157605A
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Abstract
The invention discloses a wireless three-dimensional detection device, which comprises an L-shaped hollow cylindrical bracket, an image acquisition module, a signal emission module, a control module, a display module and a light conduction module. The L-shaped hollow cylindrical bracket comprises a bent portion, a first end portion and a second end portion. The image acquisition module is fixed to the interior of the first end portion. The light conduction module is fixed to the bent portion. The signal emission module is fixed to the outlet of the second end portion. The control module and the display module are fixed at the outer side of the L-shaped hollow cylindrical bracket. The signal emission module is controlled by the control module to emit an optical signal. The emitted optical signal is emitted upon encountering a to-be-tested object to be transmitted to the image acquisition module via the light conduction module. The acquired image of the image acquisition module is processed by the control module and then is transmitted to the display module to be displayed. The device is convenient to carry about for measurement, and the limitation of connecting lines on the measurement is avoided. Meanwhile, the detection efficiency is ensured.
Description
Technical field
The present invention relates to a kind of Wireless 3 D pick-up unit, belong to mechanical vision inspection technology field.
Background technology
Used most of three-dimensional detection device, installs on a production line mostly, and the feature fixing for some detects, and helpless for the tiny characteristic on some large components.The location comparison at some feature place is hidden, and large-scale three-dimensional detection device cannot detect.Owing to not having small-sized checkout equipment easily, the testing process of a lot of equipment also continues to use the method for traditional-handwork detection.There is following problem in such detection: the first, and efficiency comparison is low, seriously disconnects with the rhythm of modern industry streamline, high speed; The second, the error brought due to artificial operation and mistake are far longer than pick-up unit, have impact to the quality of product; 3rd, need manpower and the material resources of at substantial.
Three-dimensional measurement, as the term suggests be exactly that measured object carries out comprehensive measurement, determines the three-dimensional coordinate measurement data of measured object.Its measuring principle is divided into range finding, angular displacement, scanning, directed four aspects.Instrument according to the research and development of 3-D technology principle comprises photo taking type (structured light) spatial digitizer, laser 3 d scanner and three coordinate measuring machine three kinds of surveying instruments.
1) testee is placed in three-dimensional coordinates measurement space, can obtains the coordinate position of each measuring point on testee, this technology is exactly the principle of three coordinate measuring machine.Three coordinate measuring machine measures and one of the most effective method obtaining dimensional data, can substitute kinds of surface survey instrument, reduce the time of complicated measurement required by task, for operator provides the useful information about production run situation.
2) three-dimensional laser scanner scans measured object by Emission Lasers, to obtain the three-dimensional coordinate on testee surface.Three-dimensional laser scanning technique is otherwise known as outdoor scene reproduction technology, has high-level efficiency, high-precision measurement advantage.Someone says, 3 D laser scanning has been the technological revolution again of survey field since GPS technology of continuing.Three-dimensional laser scanner is widely used in the field such as construction of structure measurement, construction account, shipbuilding, railway and engineering, in the last few years, three-dimensional laser scanner is from fixing towards moving direction development, and most is representational is exactly vehicle-mounted three-dimensional laser scanner and airborne three-dimensional laser radar.
3) photo taking type spatial digitizer adopts the complex three-dimensional non-contact measuring technology of a kind of integrated structure light technology, phase measurement, computer vision technique.This measuring principle, making to carry out photographic measurement to object becomes possibility.What is called is taken pictures measurement, is similar to camera exactly and takes a picture to the object in the visual field, and unlike camera picked-up is the two-dimensional image of object, and the measuring instrument of development obtains is the three-dimensional information of object.
There is a problem in three-dimensional detection device, operation more complicated, price is high, and applicability is not strong at present.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of Wireless 3 D pick-up unit, solves the problem that in prior art, three-dimensional detection device complicated operation cost is high.
The present invention, for solving the problems of the technologies described above, adopts following technical scheme:
A kind of Wireless 3 D pick-up unit, comprise L shape hollow circuit cylinder body support frame, image capture module, signal emission module, control module, display module, light conduction module, described L shape hollow circuit cylinder body support frame comprises bending part, first end, the second end, wherein, image capture module is fixed on the inside of first end, light conduction module is fixed on bending part, signal emission module is fixed on the exit of the second end, control module, display module is all fixed on the outside of L shape hollow circuit cylinder body support frame, by control module control signal transmitter module utilizing emitted light signal, after launching when the light signal launched runs into object under test by light conduction module transfer to image capture module, control module processes the image that image capture module collects, be sent to display module to show.
Described fiber optic conduction module is right angle prism, and the hypotenuse of right angle prism is fixed on bending part, and two right-angle sides are respectively in the face of the outlet of first end and the second end.
Described image capture module comprises smart camera, and wherein, the camera lens of smart camera is towards the inner side of first end, and the central point of the central point of camera lens and opposing right angles prism right-angle side is located on the same line.
Described signal emission module is generating laser.
Described control module comprises central processing unit, image processing module, control knob, described control knob is used for the work of control signal transmitter module, described image processing module is used for processing the image collected, and result is sent to display module and shows by central processing unit.
Described central processing unit is the one in fpga chip, ARM chip, dsp chip.
Described central processing unit is the one in the Spartan-6 family chip of Xilinx company.
Described central processing unit is XC6SLX16.
Compared with prior art, the present invention has following beneficial effect:
1, reduce the volume of three-dimensional fast detector, more convenient to carryly to measure, eliminate connecting line to the limitation measured, ensure that the efficiency of detection simultaneously.
2, by distinguishing object step and slot feature, different features is detected respectively.
3, only need to calculate the information paid close attention to, decrease calculated amount.
Embodiment
Below technical scheme of the present invention is described in detail:
Those skilled in the art of the present technique are understandable that, unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the present invention.Should also be understood that those terms defined in such as general dictionary should be understood to have the meaning consistent with the meaning in the context of prior art, unless and define as here, can not explain by idealized or too formal implication.
A kind of Wireless 3 D pick-up unit, comprise L shape hollow circuit cylinder body support frame, image capture module, signal emission module, control module, display module, light conduction module, described L shape hollow circuit cylinder body support frame comprises bending part, first end, the second end, wherein, image capture module is fixed on the inside of first end, light conduction module is fixed on bending part, signal emission module is fixed on the exit of the second end, control module, display module is all fixed on the outside of L shape hollow circuit cylinder body support frame, by control module control signal transmitter module utilizing emitted light signal, after launching when the light signal launched runs into object under test by light conduction module transfer to image capture module, control module processes the image that image capture module collects, be sent to display module to show.
Described fiber optic conduction module is right angle prism, and the hypotenuse of right angle prism is fixed on bending part, and two right-angle sides are respectively in the face of the outlet of first end and the second end.
Described image capture module comprises smart camera, and wherein, the camera lens of smart camera is towards the inner side of first end, and the central point of the central point of camera lens and opposing right angles prism right-angle side is located on the same line.
Described signal emission module is generating laser.
Described control module comprises central processing unit, image processing module, control knob, described control knob is used for the work of control signal transmitter module, described image processing module is used for processing the image collected, and result is sent to display module and shows by central processing unit.
Described central processing unit is the one in fpga chip, ARM chip, dsp chip.
Described central processing unit is the one in the Spartan-6 family chip of Xilinx company.
Described central processing unit is XC6SLX16.
XC6SLX16 chip in the Spartan-6 family chip of the present embodiment employing Xilinx company is as primary processor, and Spartan-6 series not only has leading system integration ability, can also realize the minimum total cost being applicable to high volume applications simultaneously.This series is by 13 member compositions, and available density is not from 3840 logical blocks to 147443 logical blocks etc.Compared with previous generation Spartan series, this serial power consumption be only its 50%, and speed is faster, linkage function is more comprehensively abundant.Spartan-6 series adopts the manufacture of ripe 45nm low-power consumption copper wiring technology, the perfection achieving cost performance and power consumption balances, brand-new and more efficient pair register 6 can be provided to input look-up table (LUT) logic and a series of abundant built-in system level module, comprising 18Kb (2x9Kb) BlockRAM, second generation DSP48A1Slice, SDRAM Memory Controller, enhancement mode mixed mode Clock management module, SelectIO technology, the high speed serialization transceiver module of power optimization, the compatible endpoint module of PCIExpress, AS level power supply management mode, automatic detection config option, and by AES and DeviceDNA defencive function realize enhanced ip security.These excellent specific properties provide the replacement scheme able to programme of low cost for customizing ASIC product with unprecedented ease for use.Spartan-6FPGA can be logical design in enormous quantities, is that the DSP design of guiding and cost-sensitive Embedded Application provide best solution with consumer.Spartan-6FPGA has established solid programmable chip basis, is highly suitable for the target design platform that can provide integrated software and hardware assembly, energy can be focused on innovation work to make designer at the beginning of development starts.
The grading of 1.Spartan-6FPGA logical block has fully demonstrated the more powerful logical block ability that up-to-date 6 input LUT frameworks possess.
2. each Spartan-6FPGASlice all comprises 4 LUT and 8 triggers.
3. each DSP48A1Slice includes a 18x18 multiplier, a totalizer and a totalizer.
4.BlockRAM size is 18Kb substantially.Each module can also as two independently 9Kb module uses.
5. each CMT includes two DCM and PLL.
6. under-3N speed step, do not support Memory Controller module.
Technician can select the concrete model being applicable to project according to the needs relating to input.
The central processing unit of described controller can also be ARM9 series monolithic.
The central processing unit of controller adopts ARM9 series monolithic, and ARM framework, be one 32 reduced instruction set computer (RISC) processor architectures, it is widely used in many Embedded System Design.Due to energy-conservation, arm processor is highly suitable for moving communicating field, meets the characteristic that its main design goal is low cost, high-performance, low power consumption.
The above is only some embodiments of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a Wireless 3 D pick-up unit, it is characterized in that: comprise L shape hollow circuit cylinder body support frame, image capture module, signal emission module, control module, display module, light conduction module, described L shape hollow circuit cylinder body support frame comprises bending part, first end, the second end, wherein, image capture module is fixed on the inside of first end, light conduction module is fixed on bending part, signal emission module is fixed on the exit of the second end, control module, display module is all fixed on the outside of L shape hollow circuit cylinder body support frame, by control module control signal transmitter module utilizing emitted light signal, after launching when the light signal launched runs into object under test by light conduction module transfer to image capture module, control module processes the image that image capture module collects, be sent to display module to show.
2. Wireless 3 D pick-up unit according to claim 1, is characterized in that: described light conduction module is right angle prism, and the hypotenuse of right angle prism is fixed on bending part, and two right-angle sides are respectively in the face of the outlet of first end and the second end.
3. Wireless 3 D pick-up unit according to claim 1, it is characterized in that: described image capture module comprises smart camera, wherein, the camera lens of smart camera is towards the inner side of first end, and the central point of the central point of camera lens and opposing right angles prism right-angle side is located on the same line.
4. Wireless 3 D pick-up unit according to claim 1, is characterized in that: described signal emission module is generating laser.
5. Wireless 3 D pick-up unit according to claim 1, it is characterized in that: described control module comprises central processing unit, image processing module, control knob, described control knob is used for the work of control signal transmitter module, described image processing module is used for processing the image collected, and result is sent to display module and shows by central processing unit.
6. Wireless 3 D pick-up unit according to claim 5, is characterized in that: described central processing unit is the one in fpga chip, ARM chip, dsp chip.
7. Wireless 3 D pick-up unit according to claim 6, is characterized in that: described central processing unit is the one in the Spartan-6 family chip of Xilinx company.
8. Wireless 3 D pick-up unit according to claim 7, is characterized in that: described central processing unit is XC6SLX16.
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| CN201510518769.7A CN105157605A (en) | 2015-08-24 | 2015-08-24 | Wireless three-dimensional detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063084A (en) * | 2017-02-14 | 2017-08-18 | 易思维（天津）科技有限公司 | Visual precision measurement wireless sensor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04110706A (en) * | 1990-08-31 | 1992-04-13 | Kiyadeitsukusu:Kk | Device for taking three-dimensional form data |
| US5305092A (en) * | 1991-09-03 | 1994-04-19 | Hitachi, Ltd. | Apparatus for obtaining three-dimensional volume data of an object |
| CN2786554Y (en) * | 2003-12-05 | 2006-06-07 | 邹定海 | Three-dimensional laser vision measuring sensor |
| CN201697615U (en) * | 2010-06-28 | 2011-01-05 | 南通北极光自动控制技术有限公司 | Three-dimensional laser scanning on-line detection profile meter |
| CN203454967U (en) * | 2013-09-11 | 2014-02-26 | 南京智周信息科技有限公司 | Portable wireless three-dimensional detector |
-
2015
- 2015-08-24 CN CN201510518769.7A patent/CN105157605A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04110706A (en) * | 1990-08-31 | 1992-04-13 | Kiyadeitsukusu:Kk | Device for taking three-dimensional form data |
| US5305092A (en) * | 1991-09-03 | 1994-04-19 | Hitachi, Ltd. | Apparatus for obtaining three-dimensional volume data of an object |
| CN2786554Y (en) * | 2003-12-05 | 2006-06-07 | 邹定海 | Three-dimensional laser vision measuring sensor |
| CN201697615U (en) * | 2010-06-28 | 2011-01-05 | 南通北极光自动控制技术有限公司 | Three-dimensional laser scanning on-line detection profile meter |
| CN203454967U (en) * | 2013-09-11 | 2014-02-26 | 南京智周信息科技有限公司 | Portable wireless three-dimensional detector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063084A (en) * | 2017-02-14 | 2017-08-18 | 易思维（天津）科技有限公司 | Visual precision measurement wireless sensor |
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Application publication date: 20151216 |