CN203241385U - Ship hull surface structure weld joint inspection device - Google Patents
Ship hull surface structure weld joint inspection device Download PDFInfo
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- CN203241385U CN203241385U CN 201320159491 CN201320159491U CN203241385U CN 203241385 U CN203241385 U CN 203241385U CN 201320159491 CN201320159491 CN 201320159491 CN 201320159491 U CN201320159491 U CN 201320159491U CN 203241385 U CN203241385 U CN 203241385U
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- 238000007689 inspection Methods 0.000 title abstract 6
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 239000000523 sample Substances 0.000 claims abstract description 40
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 230000009194 climbing Effects 0.000 claims description 20
- 238000010276 construction Methods 0.000 claims description 6
- 238000002372 labelling Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 230000009193 crawling Effects 0.000 abstract 3
- 230000000694 effects Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
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Abstract
The utility model discloses a ship hull surface structure weld joint inspection device. The weld joint inspection device comprises a crawling mechanism and two weld joint scanning mechanisms, wherein the two weld joint scanning mechanisms are driven by the crawling mechanism and are arranged in parallel. The weld joint inspection device is characterized by further comprising a laser weld joint tracking system and a PLC (Programmable Logic Controller) main controller, wherein the laser weld joint tracking system is fixed with the weld joint scanning mechanism and used for recognizing a weld joint; the PLC main controller is used for controlling the crawling mechanism, the weld joint scanning mechanisms and the laser weld joint tracking system; each weld joint scanning mechanism comprises a base; a probe frame which can move along a guide rod of each base is arranged on the base; a probe clamping head in which a probe is fixedly arranged is mounted on each probe frame; the laser weld joint tracking system is fixed with the bases. By adopting the weld joint inspection device, butt welds in external plates of a ship hull can be tracked and inspected rapidly and accurately in a scanning manner, detection data can be recorded in real time, defects can be marked, and the alarming can be performed, and thus the automation of the ultrasonic detection work can be realized, the flaw detection time can be greatly reduced, and the working efficiency can be improved; the weld joint inspection device has the advantages of being safe, reliable and low in operation cost.
Description
Technical field
The utility model relates to a kind of ultrasonic scanning mechanism, especially a kind of detection device for the hull surface structure.
Background technology
In the Modern Shipbuilding, welding is a very crucial technique.The quality of Ship Welding quality is directly connected to the navigation safety of boats and ships, and it not only affects the hull construction quality, and plays a part very large to boosting productivity, shorten shipbuilding period.In the shipbuilding process, the butt-weld of planking accounts for the welding quality that very large proportion, especially hull close up greatly butt-weld marine operation safety is played very important guaranteeing role in the shell weld seam.At present, this class weld seam often adopts X ray to detect, and along with boats and ships to the maximization future development, difficulty and cost that X ray detects are increasing, testing staff's labour intensity is large, it is not satisfactory to detect effect.In addition, X ray detects and can only inspect by random samples, can not satisfy the fast-developing needs of shipping industry far away.
The utility model content
Technical problem to be solved in the utility model provides the hull surface construction joint pick-up unit that a kind of cost is low, efficient is high, realization detects robotization.
The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of hull surface construction joint pick-up unit, comprise climbing mechanism, with two the weld seam scanning and searching mechanisms that are set up in parallel that driven by described climbing mechanism, it is characterized in that, also comprise the laser seam tracking system that be used for identification weld seam fixing with described weld seam scanning and searching mechanism, and control described climbing mechanism, the weld seam scanning and searching mechanism, PLC master controller with the laser seam tracking system, described weld seam scanning and searching mechanism comprises base, described base is provided with the probe holder that can move along the guide rod of base, the probe clamping head is installed on the described probe holder, be fixed with probe in the described probe clamping head, described laser seam tracking system and described base are fixed.
The both sides of described base are provided with the limit switch of the described probe holder mobile range of restriction, when probe holder moves when touching limit switch along guide rod, by corresponding relay control module effect, control the counter-rotating of the second servomotor, thereby drive the Timing Belt counter-rotating, so that probe holder moves round about, realized the automatic horizontal reciprocating movement of probe.
Described climbing mechanism is arranged on the both sides of described weld seam scanning and searching mechanism symmetrically, comprise the side plate fixing with described base, be rotatably connected on respectively drive sprocket and the driven sprocket at described side plate two ends, the crawler belt of winding on described drive sprocket and driven sprocket, and the first servomotor that drives described drive sprocket.
Described crawler belt is provided with permanent magnet, is used for detection device being adsorbed on the hull outside surface firmly, reliably, the absorption requirement in the time of guaranteeing to creep.
Also comprise anti-overturning mechanism, described anti-overturning mechanism comprises the antidumping lever that is fixed on the described base, described antidumping lever extends along the direction of creeping of described climbing mechanism, be provided with the threaded connector that can move relative to described antidumping lever on one end of described antidumping lever, described threaded connector is provided with spring, also be provided with roller on the end of described threaded connector, flexible and roller by spring, can help detection device to cross safely and reliably the weld seam of projection, to adapt to the rough structure of hull surface, improve the stability of creeping.
One end of described spring and described antidumping lever butt, the terminal butt of the other end and described threaded connector also is provided with setting nut on another end that is positioned at the antidumping lever outside, described threaded connector.
Also comprise being arranged on described laser seam tracking system both sides by the couplant sprinkling system of described PLC main controller controls, be used for getting rid of the air between probe and the hull surface, make ultrasonic wave energy effectively penetrate weld seam and reach testing goal.
Also comprise the flaw labeling system that is arranged between the described base by described PLC main controller controls, according to testing result sign weld defect.
Compared with prior art, the utility model has the advantage of: can be rapidly and accurately scanning is followed the tracks of in butt-weld to ship hull plate, real time record detects data, sign defective and warning, thereby realized the robotization of Ultrasonic Detection operation, the flaw detection time can significantly be shortened, improve operating efficiency, and have the advantages such as safety, reliable, low operating cost.
Description of drawings
Fig. 1 is the synoptic diagram of detection device of the present utility model;
Fig. 2 is the side view of detection device of the present utility model;
Fig. 3 is two kinds of scanning mode synoptic diagram of detection device of the present utility model.
Embodiment
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
Referring to Fig. 1 and Fig. 2, a kind of hull surface construction joint pick-up unit comprises climbing mechanism 1, weld seam scanning and searching mechanism 2, anti-overturning mechanism 3, laser seam tracking system 4, couplant sprinkling system 5 and flaw labeling system 6.
Weld seam scanning and searching mechanism 2 comprises two that are set up in parallel, comprise respectively base 21, fixing with side plate 14, base 21 is provided with probe holder 22, base 21 be positioned at probe holder 22 below be provided with guide rod 23, probe holder 22 can move horizontally along guide rod 23 (being seen as left and right directions on Fig. 1 moves).Ultrasonic probe 24 is fixed in the probe clamping head 25, and probe clamping head 25 is installed on the probe holder 22.The top of probe holder 22 is connected to the Timing Belt 26 that is horizontally set on the base 21, and Timing Belt 26 windings are carried out clockwise or rotated counterclockwise on synchronous pulley 27, move in the horizontal direction along guide rod 23 thereby drive probe holder 22.Synchronous pulley 27 is by motor, and is preferred, driven by the second servomotor (not shown).The both sides of base 21 are provided with limit switch 28, are used for the mobile range of restriction probe holder 22.When probe holder 22 moves when touching limit switch 28 along guide rod 23, by corresponding relay control module effect, control the counter-rotating of the second servomotor, thereby drive Timing Belt 26 counter-rotatings, so that probe holder 22 moves round about, probe 24 automatic horizontal reciprocating movements have been realized.
Laser seam tracking system 4 is fixing with base 21, can identify various weld seams, can carry out the accurate tracking of weld seam in certain scope, prevents that detection device from departing from weld seam, guarantees to walk along the weld seam both sides all the time when detection device detects operation.Couplant sprinkling system 5 be arranged on the both sides of laser seam tracking system 4, and flaw labeling system 6 such as paint sprayer, is arranged between two bases 21.When detecting operation, detection device makes equidistant, the reverse uniform motion in the left and right sides by laser seam tracking system 4 with the detection reference line (being generally the center line of detected weld) that PLC master controller 7 is controlled two groups of probe 3 relative detected weld of weld seam scanning and searching mechanism in real time.
Because the thickness of large ship ship hull plate surpasses 100mm usually, therefore the probe 24 of weld seam scanning and searching mechanism has adopted tandem angle probe group symmetrical expression flaw detection mode, two groups of tandem angle probes (one group of probe acknowledge(ment) signal, one group of probe transmitted signal) place the both sides of detected weld symmetrically, cooperate the probe 24 that drives scanning to finish rectangular scanning or sawtooth form scanning by the first servomotor 16 of detection device climbing mechanism and the second servomotor of weld seam scanning and searching mechanism, referring to Fig. 3.In addition, consider the couplant convenient sources, cheap, harmless, without corrosive attack, convenient operation such as is eliminated easily at the factor after the detection, select to be added with the water of antiseptic and wetting agent as the couplant of flaw detection to hull material.
Detection device of the present utility model has adopted take industrial computer and PLC master controller 7 and has controlled as the two-stage of core, comprises manual control and automatically controls two kinds of control models.Industrial computer is host computer, and it can be inputted detected parameters by wired or wireless remote control mode by human-computer interaction interface, and main the execution formulated Detection task, shows detected state, the functions such as action of coordinating to creep.PLC master controller 7 is slave computers, it mainly receives and carries out the signal of host computer, and be sent to climbing mechanism 1, weld seam scanning and searching mechanism 2, anti-overturning mechanism 3, laser seam tracking system 4, couplant sprinkling system 5 and flaw labeling system 6, the motion of above-mentioned each parts of control, the direction of creeping, speed such as climbing mechanism, whether couplant sprinkling system 5 sprays couplant etc., and the signal that above-mentioned each parts are detected, the weld seam information that detects such as laser seam tracking system 4, feed back, be sent to host computer.
The above only is preferred implementation of the present utility model; should be pointed out that for the ordinary skill in the art, do not breaking away under the principle prerequisite of the present utility model; can also make various deformation and improvement, this also should be considered as protection domain of the present utility model.
Claims (8)
1. hull surface construction joint pick-up unit, comprise climbing mechanism (1), with two the weld seam scanning and searching mechanisms (2) that are set up in parallel that driven by described climbing mechanism (1), it is characterized in that, also comprise the laser seam tracking system (4) that be used for identification weld seam fixing with described weld seam scanning and searching mechanism (2), and control described climbing mechanism (1), weld seam scanning and searching mechanism (2), PLC master controller (7) with laser seam tracking system (4), described weld seam scanning and searching mechanism (2) comprises base (21), described base (21) is provided with can be along the mobile probe holder (22) of the guide rod (23) of base (21), probe clamping head (25) is installed on the described probe holder (22), be fixed with probe (24) in the described probe clamping head (25), described laser seam tracking system (4) is fixing with described base (21).
2. detection device as claimed in claim 1 is characterized in that, the both sides of described base (21) are provided with the limit switch (28) of restriction described probe holder (22) mobile range.
3. detection device as claimed in claim 1 or 2, it is characterized in that, described climbing mechanism (1) is arranged on the both sides of described weld seam scanning and searching mechanism (2) symmetrically, comprise the side plate (14) fixing with described base (21), be rotatably connected on respectively drive sprocket (12) and the driven sprocket (13) at described side plate (14) two ends, the crawler belt (11) of winding on described drive sprocket (12) and driven sprocket (13), and the first servomotor (16) that drives described drive sprocket (12).
4. detection device as claimed in claim 3 is characterized in that, described crawler belt (11) is provided with permanent magnet (20).
5. detection device as claimed in claim 1 or 2, it is characterized in that, also comprise anti-overturning mechanism (3), described anti-overturning mechanism (3) comprises the antidumping lever (31) that is fixed on the described base (21), described antidumping lever (31) extends along the direction of creeping of described climbing mechanism (1), be provided with the threaded connector (32) that can move relative to described antidumping lever (31) on one end of described antidumping lever (31), described threaded connector (32) is provided with spring (33), also is provided with roller (34) on the end of described threaded connector (32).
6. detection device as claimed in claim 5, it is characterized in that, one end of described spring (33) and described antidumping lever (31) butt, the terminal butt of the other end and described threaded connector (32) also is provided with setting nut (35) on another end that is positioned at antidumping lever (31) outside, described threaded connector (32).
7. detection device as claimed in claim 1 or 2 is characterized in that, also comprises being arranged on described laser seam tracking system (4) both sides by the couplant sprinkling system (5) of described PLC master controller (7) control.
8. detection device as claimed in claim 1 or 2 is characterized in that, also comprises the flaw labeling system (6) that is controlled by described PLC master controller (7) between the described base (21) that is arranged on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320159491 CN203241385U (en) | 2013-04-01 | 2013-04-01 | Ship hull surface structure weld joint inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320159491 CN203241385U (en) | 2013-04-01 | 2013-04-01 | Ship hull surface structure weld joint inspection device |
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| CN203241385U true CN203241385U (en) | 2013-10-16 |
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| CN 201320159491 Expired - Fee Related CN203241385U (en) | 2013-04-01 | 2013-04-01 | Ship hull surface structure weld joint inspection device |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816762A (en) * | 2015-05-08 | 2015-08-05 | 浙江海洋学院 | Automatic cleaning device for ship fouling |
| CN104859742A (en) * | 2015-05-08 | 2015-08-26 | 浙江海洋学院 | Novel flaw-detection wall-climbing machine for ship |
| CN105158337A (en) * | 2015-10-18 | 2015-12-16 | 东北石油大学 | Automatic detector for welding line of storage tank bottom plate based on wireless transmission |
| CN105203630A (en) * | 2015-09-29 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Manual scanner for welding joints of aluminum alloy and carbon steel sheets |
| CN105467005A (en) * | 2015-11-28 | 2016-04-06 | 江苏风雷文化传媒有限公司 | Welded seam inspection robot |
| CN105527343A (en) * | 2015-11-28 | 2016-04-27 | 江苏风雷文化传媒有限公司 | Robot for detecting welds on outer wall of large-scale water storage tank |
| CN106461618A (en) * | 2013-12-17 | 2017-02-22 | 安大略发电有限公司 | Improved ultrasound inspection |
| CN106932483A (en) * | 2017-04-18 | 2017-07-07 | 南通友联数码技术开发有限公司 | A kind of steel rail welding seam ultrasonic inspection device |
| CN106950286A (en) * | 2017-02-28 | 2017-07-14 | 河海大学 | The detection of steel bridge deck top board welding line ultrasonic walks dolly certainly |
| CN107764898A (en) * | 2017-10-17 | 2018-03-06 | 吉林大学 | Electrostatic adsorption type solder joint ultrasonic wave automatic detection device and method |
| CN110243863A (en) * | 2019-07-09 | 2019-09-17 | 苏交科集团股份有限公司 | A kind of the weld defect infrared intelligent detection system and method for Active spurring |
| CN112162039A (en) * | 2020-09-30 | 2021-01-01 | 四川大学 | Ultrasonic detection device and detection method for detecting weld defects of large storage tank |
| CN114002328A (en) * | 2021-11-10 | 2022-02-01 | 大连海洋大学 | Welding seam detection robot for ship oil tank and detection method |
| CN116577411A (en) * | 2023-05-23 | 2023-08-11 | 威海瀚克船舶科技有限公司 | Ultrasonic nondestructive testing platform for ship welding line |
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2013
- 2013-04-01 CN CN 201320159491 patent/CN203241385U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106461618B (en) * | 2013-12-17 | 2020-03-17 | 安大略发电有限公司 | Improved ultrasound examination |
| CN106461618A (en) * | 2013-12-17 | 2017-02-22 | 安大略发电有限公司 | Improved ultrasound inspection |
| CN104859742A (en) * | 2015-05-08 | 2015-08-26 | 浙江海洋学院 | Novel flaw-detection wall-climbing machine for ship |
| CN104816762A (en) * | 2015-05-08 | 2015-08-05 | 浙江海洋学院 | Automatic cleaning device for ship fouling |
| CN105203630B (en) * | 2015-09-29 | 2017-10-20 | 中车南京浦镇车辆有限公司 | A kind of aluminium alloy, carbon steel thin plate weld seam manual checking device |
| CN105203630A (en) * | 2015-09-29 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Manual scanner for welding joints of aluminum alloy and carbon steel sheets |
| CN105158337A (en) * | 2015-10-18 | 2015-12-16 | 东北石油大学 | Automatic detector for welding line of storage tank bottom plate based on wireless transmission |
| CN105158337B (en) * | 2015-10-18 | 2018-03-20 | 张庚瀚 | Based on the storage tank bottom plate weld seam automatic tester being wirelessly transferred |
| CN105467005B (en) * | 2015-11-28 | 2018-11-13 | 浙江国盛铜业有限公司 | A kind of weld seam detection robot |
| CN105527343A (en) * | 2015-11-28 | 2016-04-27 | 江苏风雷文化传媒有限公司 | Robot for detecting welds on outer wall of large-scale water storage tank |
| CN105527343B (en) * | 2015-11-28 | 2018-12-11 | 孙健春 | A kind of large size water storage box outer wall weld seam detection robot |
| CN105467005A (en) * | 2015-11-28 | 2016-04-06 | 江苏风雷文化传媒有限公司 | Welded seam inspection robot |
| CN106950286A (en) * | 2017-02-28 | 2017-07-14 | 河海大学 | The detection of steel bridge deck top board welding line ultrasonic walks dolly certainly |
| CN106932483A (en) * | 2017-04-18 | 2017-07-07 | 南通友联数码技术开发有限公司 | A kind of steel rail welding seam ultrasonic inspection device |
| CN107764898A (en) * | 2017-10-17 | 2018-03-06 | 吉林大学 | Electrostatic adsorption type solder joint ultrasonic wave automatic detection device and method |
| CN110243863A (en) * | 2019-07-09 | 2019-09-17 | 苏交科集团股份有限公司 | A kind of the weld defect infrared intelligent detection system and method for Active spurring |
| CN112162039A (en) * | 2020-09-30 | 2021-01-01 | 四川大学 | Ultrasonic detection device and detection method for detecting weld defects of large storage tank |
| CN114002328A (en) * | 2021-11-10 | 2022-02-01 | 大连海洋大学 | Welding seam detection robot for ship oil tank and detection method |
| CN116577411A (en) * | 2023-05-23 | 2023-08-11 | 威海瀚克船舶科技有限公司 | Ultrasonic nondestructive testing platform for ship welding line |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20140401 |