CN107271554A

CN107271554A - A kind of Non-Destructive Testing synchronous scanning devices, systems, and methods

Info

Publication number: CN107271554A
Application number: CN201710633771.8A
Authority: CN
Inventors: 裘揆; 李进春; 张国方; 黄威
Original assignee: Shanghai Hewu Precision Apparatus Co Ltd
Current assignee: Shanghai Hewu Precision Apparatus Co Ltd
Priority date: 2017-07-28
Filing date: 2017-07-28
Publication date: 2017-10-20
Also published as: WO2019020121A1

Abstract

The present invention discloses a kind of Non-Destructive Testing synchronous scanning devices, systems, and methods, including：First motion, the second motion, detection module and image processing module, the detection module is connected with one in first motion, second motion, detection sample is then connected with another in first motion, second motion, and first motion, second motion drive the detection sample, detection part motion；First motion and the second motion synchronous scanning, realize first direction, the scanning track of second direction respectively；The scanning track of above-mentioned first direction, second direction is synthesized predetermined scanning track by described image processing module.The present invention can effectively realize that Fast synchronization is scanned, and both can guarantee that good scanning effect, sweep speed can be greatly improved again.

Description

A kind of Non-Destructive Testing synchronous scanning devices, systems, and methods

Technical field

The invention belongs to the detection means of technical field of nondestructive testing and method, more particularly to a kind of Non-Destructive Testing is synchronous Scanning means, system and method.

Background technology

Non-Destructive Testing is, using characteristics such as sound, light, magnetic and the electricity of material, not damage or do not influenceing detected object to use On the premise of performance, it whether there is defect or inhomogeneities in detection checked object, provide defect size, position, property sum The information such as amount.It is compared with destructiveness detection, and Non-Destructive Testing has following characteristics.First is with non-destructive, because it is doing The performance of detected object will not be damaged during detection；Second with comprehensive, because detection is non-destructive, therefore necessary When 100% complete detection can be carried out to detected object, this is that destructive detection is unable to handle；3rd has whole process, breaks The detection of bad property typically is only applicable to detect raw material, the stretching that is generally used in such as mechanical engineering, compression, bends, Destructive test is carried out both for manufacture with raw material, for finished product and in articles for use, unless do not prepared to allow it to continue to take Labour, otherwise can not carry out destructive detection, and performance of the Non-Destructive Testing because not damaging detected object.So, it Not only can be to manufacture raw material, each middle process link, until final finished product carries out whole detection also can be in commission Equipment is detected.

Non-Destructive Testing includes the equipment such as ultrasonic microscope, electromagnetism, X-ray.It is widely used in electrical contact contact welding matter The Non-Destructive Testing and assessment of amount detection, the Key Electron Device and precision mechanical part, while being also widely used in the aobvious of biological tissue It is microcosmic to survey.

In Non-Destructive Testing, inspection of the detection module completion to whole sample is carried frequently with two-dimentional machinery sweep mechanism Survey.The actuator of sweep mechanism typically all adds precision ball screw using linear electric motors or electric rotating machine.Traditional two-dimentional machinery Scan pattern is grid scan pattern, and scan axis is responsible for scanning, often scans through a line, and stepping axle is moved once, and step size is Size corresponding to one pixel.

In order to improve the speed of scanning ultrasonic wave micro-imaging, German KSI Inc. employs Multi probe sweeping scheme simultaneously, I.e. each sub-regions of scanning probe one, then get up each sub-region stitching, form final scanning result.Using N number of Probe, then sweep time can just save N times.But this method significantly increases cost.

Publication No. CN102608208A Chinese invention patent, discloses a kind of grid scanning based on Dual-spindle linked formula Pattern, this method shortens the time of scanning and stepping by two-axle interlocking, but is substantially still stepping grid scanning mould Formula, the scan efficiency of lifting is limited.

At present, it is all to the hard of each motor under existing grid scan pattern that external major company, which puies forward efficient mode, Part structure proposes optimization, on the premise of kinematic accuracy is met, and the speed of X or Y-motor is improved as much as possible.But this mode The motor speed that significantly improves of essence is unable to, the maximum of motor speed is limited to grating frequency and resolution ratio.

Therefore, it is to pass through the technological improvement under grid scan pattern using conventional technique thinking, has been difficult to be lifted again Sweep speed, this restrict the further development of whole industry, becomes the technical barrier of whole industry.

The content of the invention

For above-mentioned defect of the prior art, the purpose of the present invention is that a kind of Non-Destructive Testing of design is filled with synchronous scanning Put, system and method, abandoned conventional technique thinking, can effectively realize Fast synchronization scan, both can guarantee that good scanning Effect, can greatly improve sweep speed again.

According to the first object of the present invention there is provided a kind of Non-Destructive Testing synchronous scanning device, described device includes：First Motion, the second motion, detection module and image processing module, wherein：

First motion is moved in the first direction, and second motion is moved in a second direction；

The detection module is connected with one in first motion, second motion, and detection sample is then It is connected with another in first motion, second motion, first motion, second motion Mechanism drives the detection sample, detection module motion；

First motion and the second motion synchronous scanning, realize first direction, second direction respectively Scanning track；

Described image processing module is by the of the first motion described above and the second motion synchronous scanning One direction, the scanning track of second direction synthesize predetermined scanning track.

Preferably, first motion comes and goes the motion moved along a straight line to realize, and/or,

Second motion is the machine for realizing second direction step motion, linear uniform motion or change speed linear motion Structure.

It is highly preferred that first motion is cam link mechanism, slider-crank mechanism, spiral vice mechanism, cylinder It is any one or more in grooved cam mechanism, cam link transmission mechanism, cylindrical end face cam mechanism, pinion and rack, and/ Or,

Second motion is horicontal motion mechanism, the one or more of vertical movement mechanism.

It is highly preferred that described device further comprises：Balanced controls, the balanced controls and first motion pair Claim arrangement, and with the first motion direction of motion on the contrary, to produce and first motion is equal in magnitude, direction Opposite effect power, so as to offset the active force of first motion.

It is further preferred that the cam link mechanism, including：First driving part, the first cam, the first roller, One spring, first connecting rod, the first slide unit and the first guiding parts, wherein：The output shaft of first driving part and institute State the side connection of the first cam, one end of the first connecting rod connects first roller, the first connecting rod and described the First spring is set between one roller, and first spring keeps the profile of first roller and first cam Contact；First guiding parts coordinates with first slide unit, and first slide unit is in first guide part Moved back and forth in part；The detection module or detection sample are connected with the first connecting rod；

First driving part drives the first cam rotation, and first spring causes first roller and institute State the first cam contact, drive the first connecting rod to swing, the first connecting rod drives first slide unit described the First direction linear reciprocating motion is realized in one guiding parts, and then drives the detection module or detection sample to complete first party To linear reciprocating motion.

It is further preferred that the balanced controls used corresponding to the cam link mechanism, including：The stabilizer tab Wheel, optimal position, balancing spring, balanced connecting rod, balance slide unit, stable steering part and balance mass block, wherein：

The equilibrium cam is connected with the output shaft of first driving part, and the installation direction of the equilibrium cam with The installation direction of first cam is opposite；One end of the balanced connecting rod connects the optimal position；The optimal position, institute State and balancing spring is set between balanced connecting rod, the balancing spring causes the profile of the optimal position and the equilibrium cam to protect Hold contact；The stable steering part coordinates with the balance slide unit, and the balance slide unit is in the stable steering Moved back and forth in part；The balance mass block is connected with the balanced connecting rod；

First driving part drives the equilibrium cam rotation, and the balancing spring causes the optimal position and institute Equilibrium cam contact is stated, and drives the balanced connecting rod to swing, the balanced connecting rod drives the balance slide unit described Linear reciprocating motion is realized in stable steering part, and then drives the balance mass block to complete linear reciprocating motion.

It is further preferred that in the cam link mechanism and its corresponding balanced controls, at least with following a kind of special Levy：

- the first slide unit is sliding block；

- it is described balance slide unit be sliding block；

- first guiding parts is guide rail；

- stable steering the part is guide rail.

It is further preferred that the slider-crank mechanism, including the first driving part, the first crank, first connecting rod, first Slide unit and the first guiding parts, wherein：The output end of first driving part is connected with one end of first crank, One end of the first connecting rod is connected with the other end of first crank, and the other end of the first connecting rod is slided with described first Dynamic component is connected；First guiding parts coordinates with first slide unit, and first slide unit is described first Moved back and forth in guiding parts；The detection module or detection sample are connected with first slide unit；

First driving part drives the first crank rotation, and first connecting rod described in first crank handle turns is put Dynamic, the first connecting rod drives first slide unit to do linear reciprocating motion, and then band in first guiding parts The dynamic detection module being fixed on first slide unit or detection sample complete first direction linear reciprocating motion.

It is further preferred that the balanced controls used corresponding to the slider-crank mechanism, including：Balance crank, put down Weigh connecting rod, stable steering part, balance slide unit and balance mass block, wherein：

The balance crank is connected with the output shaft of the first driving part, and the installation direction and first of the balance crank The installation direction of crank is on the contrary, the side of the balanced connecting rod is connected with the balance crank, the opposite side of the balanced connecting rod It is connected with the balance slide unit, the balance slide unit coordinates with the stable steering part, the balance mass block It is fixed on the balance slide unit.

The first driving part driving balance crank is rotated, balanced connecting rod pendulum described in the balance crank handle turns Dynamic, the balanced connecting rod drives the balance slide unit to realize linear reciprocating motion in the stable steering part, and then The balance mass block being fixed on the balance slide unit is driven to complete linear reciprocating motion.

It is further preferred that in the slider-crank mechanism and its corresponding balanced controls, at least with following a kind of special Levy：

- the first slide unit is sliding block；

- it is described balance slide unit be sliding block；

- first guiding parts is guide rail；

- stable steering the part is guide rail.

It is further preferred that the spiral vice mechanism, including the first driving part, bearing, the first belt wheel, the first leading screw Seat, the first leading screw, the first motion guide plate and the first guide rail, wherein：First driving part is arranged on the bearing, described First driving part is connected with first leading screw by first belt wheel and drives first leading screw；First leading screw Two ends be separately fixed on first screw block；The first motion guide plate and first leading screw, first guide rail Connection；The first motion guide plate connects the detection module or detection sample；First guide rail ensures first motion Guide plate drives the detection module or detection sample to carry out first direction linear reciprocating motion；

First driving part drives the first belt wheel rotation, and the first band wheel drives the first leading screw rotation Turn, first leading screw drives the first motion guide plate to carry out linear reciprocating motion, and then band along first guide rail direction Move the detection module or detection sample completes first direction linear reciprocating motion.

It is further preferred that the balanced controls used corresponding to the spiral vice mechanism, including：Balance belt wheel, balance Screw block, balance guide rail, balance leading screw, balance exercise guide plate, balance mass block, wherein：

The balance belt wheel is connected by conveyer belt with the first belt wheel；The balance belt wheel connects the balance leading screw；Institute The two ends for stating balance leading screw are fixed on the balance screw block；It is the balance exercise guide plate and the balance leading screw, described flat The guide rail that weighs is connected；The balance exercise guide plate connects the balance mass block；The balance guide rail ensures that the balance exercise is led Strip moves the balance mass block and carries out linear reciprocating motion；

First driving part drives the first belt wheel rotation, and first belt wheel is driven described flat by conveyer belt The belt wheel that weighs rotates, and the balancing band wheel drives the balance leading screw rotation, the balance leading screw drive balance exercise guide plate Linear reciprocating motion is carried out along the balance guide rail direction, and then drives the balance being fixed on the balance exercise guide plate Mass carries out linear reciprocating motion；

The rotation direction of the balance leading screw is oppositely oriented with first leading screw, so that the balance mass block and the inspection Survey module or detect that the direction of motion of sample is opposite.

It is further preferred that the cylinder groove cam mechanism include the first driving part, cylinder grooved cam, the first driving lever and First connecting rod, wherein：One end of the cylinder grooved cam is connected on the output shaft of first driving part, and described first drives Dynamic component drives the cylinder grooved cam motion；Cam groove, the one of first driving lever are provided with the cylinder grooved cam End is inserted in the cam groove and in slip in the cam groove；The other end of first driving lever connects with described first Bar is connected, and the detection module or detection sample are connected with the first connecting rod；

First driving part drives the cylinder grooved cam rotation, and first driving lever is along the cylinder grooved cam Cam groove slide, and drive the first connecting rod to do linear reciprocating motion, and then drive and be fixed on the first connecting rod The detection module or detection sample complete first direction linear reciprocating motion.

It is further preferred that the balanced controls used corresponding to the cylinder groove cam mechanism, including balance driving lever, put down Weigh connecting rod and balance mass, wherein：

One end of the balance driving lever is inserted in the cam groove on the cylinder grooved cam Nei and in sliding in cam groove It is dynamic；The other end of the balance driving lever is connected with the balanced connecting rod；The balance mass block is connected solid with the balanced connecting rod It is fixed；

First driving part drives the cylinder grooved cam rotation, and the driving lever that balances is along the cylinder grooved cam Cam groove slide, and drive the balanced connecting rod to do linear reciprocating motion along the guide groove direction in the support member, enter And drive the balance mass block linear reciprocating motion being fixed on the balanced connecting rod.

It is further preferred that curvilinear path of the cam groove of the cylinder grooved cam with setting, first driving lever, The balance driving lever is moved along the curvilinear path that cam groove is set.

It is further preferred that the cam link transmission mechanism, including：First driving part, cam, the first push rod and One guiding parts, wherein：The cam is connected with first driving part and driven by first driving part；Described One end of one push rod is connected by roller with the cam, the other end of first push rod be connected the detection module or Detect sample；First push rod is inserted in first guiding parts and reciprocating linear is transported in first guiding parts It is dynamic.

It is further preferred that the balanced controls used corresponding to the cam link transmission mechanism, including：Balance is pushed away Bar, the second guiding parts and balance mass, wherein：

One end of the balance push rod is connected by roller with the cam of first motion, the balance push rod The other end is connected the balance mass block, and the balance push rod is inserted in second guiding parts and led described second The linear reciprocating motion into part；

First driving part drives the cam rotation, and balance push rod is led described second described in the cam driven Linear reciprocating motion is realized into part, and then drives the balance mass block for being fixed on the balance push rod other end to carry out Linear reciprocating motion, and the balance push rod is opposite with the direction of motion of first push rod.

It is further preferred that the cam link transmission mechanism, wherein the cam is grooved cam, sets on the grooved cam It is equipped with the groove for placing the roller；And/or,

The groove is the groove with setting curvilinear path, and first push rod, the balance push rod are along curve rail Mark is moved.

It is further preferred that the cylindrical end face cam mechanism includes：First driving part, cam, the first push rod and One guiding parts, wherein：The output end of first driving part is connected with the cam side by axle, first push rod One end be connected with the side of the cam；First push rod is inserted in first guiding parts and is oriented to along described first Move in part direction；The detection module or detection sample are connected and fixed on the other end of first push rod.

It is further preferred that the balanced controls used corresponding to the cylindrical end face cam mechanism, including：Balance is pushed away Bar, stable steering part, balance mass block, wherein：

One end of the balance push rod is connected with the opposite side of the cylindrical end face cam, and the balance push rod insertion is described Move in stable steering part and along the stable steering part direction；The balance mass block is fixed on the balance push rod The other end；

First driving part drives the cylindrical end face cam rotation, and the cylindrical end face cam drives the balance Push rod carries out linear reciprocating motion in the stable steering part, so as to drive the institute for being fixed on the balance push rod other end State balance mass block and carry out linear reciprocating motion.It is further preferred that the cylindrical end face cam mechanism and its corresponding balance In mechanism, at least with a kind of following feature：

- the cam is cylindrical end face cam, the cylinder of one end connecting cylinder edge cam side of first push rod End face；

- described one end for balancing push rod connects the cylinder end face of cam opposite side；

- first guiding parts is guide rail；

- stable steering the part is guide rail.

It is further preferred that the pinion and rack, including：First driving part, gear, the first guiding parts and One rack, wherein：The mounting hole of the gear connects the output shaft of first driving part, and the gear is nibbled with the first rack Close, first rack is arranged in first guiding parts and moved back and forth in first guiding parts, the inspection Survey module or detection sample is fixed on one end of first rack.

It is further preferred that the balanced controls used corresponding to the pinion and rack, including：Balance rack, put down Weigh guiding parts and balance mass, wherein：

The balance rack is engaged with the gear of first motion, and the balance rack is arranged on the balance and led Moved back and forth into part and in the stable steering part, the balance mass block is fixed on the one of the balance rack End；

The first driving part rotating shuttling movement drives the gear both forward and reverse directions rotation, the gear with it is described Rack engagement is balanced, so that driving the balance rack to be realized in the stable steering part comes and goes linear motion, and then band Move the balance mass block and do linear reciprocating motion.

It is further preferred that in the pinion and rack and its corresponding balanced controls, at least with following a kind of special Levy：

- round the linear movement direction for balancing rack in the stable steering part and first rack are in institute The round linear movement direction in the first guiding parts is stated on the contrary, so as to the balance mass block and the detection module or detection The direction of motion of sample is opposite；

- stable steering the part is line channel；

- first guiding parts is line channel.

It is further preferred that the horicontal motion mechanism, including：Frame, the second driving part and horizontal rotating disc, wherein：

Second driving part connects the horizontal rotating disc and drives the horizontal rotating disc to carry out stepping in the horizontal plane Motion, uniform circular motion or speed change circular motion；Detection sample or detection module are placed on the horizontal rotating disc and with institute State horizontal rotating disc and do step motion, uniform circular motion or speed change circular motion in the horizontal plane.

It is further preferred that the vertical movement mechanism includes：Frame, the 3rd driving part and vertical dial, wherein：

3rd driving part connects the vertical dial and drives the vertical dial to carry out stepping in vertical plane Motion, uniform circular motion or speed change circular motion, detection sample or detection module are placed on the vertical dial and with institute State vertical dial and step motion, uniform circular motion or speed change circular motion are done in vertical plane.

It is further preferred that described device further comprises：Support member, the support member is used to connecting and supporting the Two motions and the first motion.

The nondestructive detection system of above-mentioned synchronous scanning device is included there is provided a kind of according to the second object of the present invention.

Preferably, the nondestructive detection system, in addition to：Harvester, high-speed collection card, tank occur for ultrasonic pulse And computer；Wherein：

Detection sample is placed on the first motion of the synchronous scanning device, the second motion on one of them simultaneously Be immersed in the liquid of tank, detection module be arranged on the first motion, the second motion another on be placed in inspection The top of test sample product, the first motion, the second motion of the synchronous scanning device are synchronized with the movement, synchronous to drive detection Sample, detection module realize first direction, the scanning track of second direction respectively, and the ultrasonic pulse occurs harvester and used In producing ultrasonic pulse signal, by setting sampled point, collection is detected sample message to the detection module in real time, and generates figure As being shown in computer.

It is highly preferred that the nondestructive detection system, wherein the image processing module connection institute of the synchronous scanning device State detection module, and by first motion and the first direction of the second motion synchronous scanning, second direction Scanning track synthesize predetermined scanning track.

The lossless detection method of above-mentioned synchronous scanning device is included there is provided a kind of according to the third object of the present invention, it is described Method cancels the scan mode of stepping grid, is scanned, specifically included using Biaxial synchronous：

Detection module is driven to move in the first direction using the first motion；

Detection sample is driven to move in a second direction using the second motion；

The scanning track of above-mentioned first direction, second direction is subjected to image procossing, predetermined scanning track is synthesized.

Preferably, the lossless detection method comprises the following steps：

S1：Planning scanning track, the cycle of scanning track is N times of the detection resolution of the first motion axle, peak peak It is worth for the second motion axle scope of scanning；

Detection module on sampled point on planning scanning track, triggering synchronous scanning device is accurately sampled；

S2：First motion is driven, by setting trajectory synchronization motion, to be detected simultaneously with second motion By setting sampled point, collection is detected sample message to module in real time, and plane picture is generated using sampling point information；

S3：The sampling point information that the scanning down-sampling point station acquisition that is synchronized with the movement is arrived carries out interpolation calculation, generates pixel The workpiece information of point correspondence position, synthesizes predetermined scanning track.

Preferably, the lossless detection method is by adjusting the fortune of first motion and second motion Dynamic acceleration-deceleration changes scanning type of gesture, wherein：

First motion uses the acceleration and deceleration motion of fixed proportion with second motion, then movement locus For triangle；

First motion and acceleration and deceleration motion of second motion using not fixed proportion, then move rail Mark is close to trapezoidal；

First motion is with second motion using sinusoidal acceleration and deceleration motion, then movement locus is sine Track；

First motion uses different acceleration and deceleration motion forms from second motion, then realizes more multiple Miscellaneous movement locus.

Compared with prior art, the present invention has the advantages that：

1. the present invention, which has abandoned conventional technique thinking, passes through improvement under grid scan pattern, but by first direction Motion and second direction are moved to be performed by different mechanisms, with reference to synchronous scanning, can synthesize predetermined scanning track, so that gram The technical barrier that the whole industry of restriction further develops is taken, the development to whole industry is significant.

Compared with grid type scan method, stepping axle motion Acceleration and deceleration time is saved, scan efficiency is improved.Grid type is swept The method once using stepping single pass is retouched, when stepping axle is moved, scanning spindle motor can only shut down wait；Scan axis is moved When, stepping spindle motor can only shut down wait.The present invention can eliminate existing scanning technique stepping axle and the time of scan axis wastes.

2. further, scan axis is realized according to the mechanical reciprocating mechanism of rotation driving, scans what is used than grid type Linear drives are more efficient.Grid type scan axis is generally moved by the way of linear electric motors or electric rotating machine add leading screw.Will Reach at high speed there is very big requirement to motor driving force, particularly short-range scanning has been difficult using prior art Speed is lifted again.

Second direction motion of the present invention is step motion, uniform motion or variable motion etc., and first direction motion is quick Linear motion is come and gone, sweep speed is improved.

Further, the present invention further sets balanced controls, can improve the overall stability of device, reduce and shake It is dynamic, it is ensured that the precision of detection.

3. it is further, sweep speed is limited to, existing motion scanning mode can not be real for the workpiece of many types The demand of present line full inspection (while production is detected simultaneously), can only do sampling Detection.Using the scan method of the present invention, it is scanned Efficiency can apply to on-line checking and realize full inspection.

Brief description of the drawings

Fig. 1 is example structure schematic diagram of the present invention using the synchronous scanning device of cam link mechanism；

In Fig. 1：Frame 101, the first motor 102, the first cam 103, the first roller 104, the first spring 105, the One guide rail 106, the first sliding block 107, first connecting rod 108, the first detection part 109, first detection sample 110, the second fitness machine Structure 111, equilibrium cam 112, optimal position 113, balancing spring 114, balance guide rail 115, balance slide block 116, balanced connecting rod 117th, balance mass block 118.

Fig. 2 is the structural representation of slider-crank mechanism Fast synchronization scanning means in one embodiment of the invention；

In Fig. 2：Frame 201, the first motor 202, the first crank 203, first connecting rod 204, the first guide rail 205, It is one sliding block 206, detection part 207, detection sample 208, the second motion 209, balance crank 210, balanced connecting rod 211, flat Weigh sliding block 212, balance guide rail 213, balance mass block 214.

Fig. 3 is the structural representation of spiral vice mechanism Fast synchronization scanning means in one embodiment of the invention；

In Fig. 3：Frame 301, the first motor 302, motor cabinet 303, the first screw block 304, the second motion 305th, the first guide rail 306, the first leading screw 307, first motion guide plate 308, detection part 309, detection sample 310, the first belt wheel 311st, conveyer belt 312, balance belt wheel 313, balance screw block 314, balance guide rail 315, balance leading screw 316, balance exercise guide plate 317th, balance mass block 318.

Fig. 4 is structural representation of the cylinder grooved cam with roller Fast synchronization scanning means in one embodiment of the invention；

In Fig. 4：Frame 401, the first motor 402, cylinder grooved cam 403, the first driving lever 404, first connecting rod 405, Detection part 406, detection sample 407, the second motion 408, balance driving lever 409, balanced connecting rod 410, balance mass block 411。

Fig. 5 is the structural representation of one embodiment of the invention cam link transmission Fast synchronization scanning means；

In Fig. 5：Frame 501, the first motor 502, grooved cam 503, the first push rod 504, detection part 505, detection Sample 506, the second motion 507, balance push rod 508, balance mass block 509, the first guiding parts 510, the second guide part Part 511.

Fig. 6 is the structural representation of another cam link Fast synchronization scanning means in one embodiment of the invention；

In Fig. 6：Frame 601, the first motor 602, cylindrical end face cam 603, the first push rod 604, the first guide part It is part 605, detection part 606, detection sample 607, the second motion 608, balance push rod 609, stable steering part 610, flat Weigh mass 611.

Fig. 7 is the structural representation of one embodiment of the invention middle gear rackwork Fast synchronization scanning means；

In Fig. 7：Frame 701, the first motor 702, gear 703, the first rack 704, detection part 705, detection sample Product 706, the second motion 707, balance rack 708, balance mass block 709.

Fig. 8 is the structural representation of the second motion in one embodiment of the invention；

In Fig. 8：Second motor 801, horizontal rotating disc 802, detection sample 803, detection part 804, frame 805；

Fig. 9 is the structural representation of another second motion in one embodiment of the invention；

In Fig. 9：3rd motor 901, vertical dial 902, detection sample 903, detection part 904, frame 905；

Figure 10 is the structural representation of nondestructive detection system in one embodiment of the invention；

In Figure 10：Harvester 1003, high speed occur for synchronous scanning device 1001, detection module 1002, ultrasonic pulse Capture card 1004, tank 1005, computer 1006, detection sample 1007, the first motion 1008, the second motion 1009；

Figure 11 is prior art grid scan mode schematic diagram；

Figure 12 is the triangle scan track sampled point first direction equidistantly distributed schematic diagram of one embodiment of the invention；

Figure 13 is the final bitmap array matrix resulting pixel image schematic diagram of one embodiment of the invention.

Embodiment

Technical scheme is further described below, the following description is only to understand technical solution of the present invention It is used, is not used in restriction the scope of the present invention, protection scope of the present invention is defined by claims.

As illustrated, Non-Destructive Testing of the present invention synchronous scanning device, including：First motion, the second fortune Motivation structure, detection module, image processing module, support member, the support member are used to connecting and supporting the second motion With the first motion；

The scanning track of above-mentioned first direction, second direction is synthesized default scanning track by described image processing module.

Second motion, the first motion use twin shaft (such as Y-axis and X-axis) synchronous scanning mode, when the While two motions realize that second direction is moved back and forth, first motion is synchronized with the movement to realize default rail Mark.Second motion, the first motion each independently realize second direction, first direction motion.

As preferred embodiment, the support member can use frame, and the frame is made up of some, when When second motion, the first motion have support function in itself, the support member can also be omitted.

As preferred embodiment, the detection module can use detection head, can be ultrasonic transducer, can also It is other forms, including transmitting and reception light or electromagnetic wave or such as neutron, electronics or other particles or fluid, gas Body or sound wave either magnetic field or the device of electric field or other can detect or influence the medium of object.

Second motion has a various ways, including cam link mechanism, slider-crank mechanism, spiral vice mechanism, It is any one or more in cylinder groove cam mechanism, cam link mechanism, cylindrical end face cam mechanism, pinion and rack etc..

Based on said structure, embodiment presented below is illustrated to the details of concrete application of the present invention, is easy to this area Understanding of the technical staff to technical solution of the present invention.

Embodiment one：

The present embodiment describes its structure in detail and worked by taking the synchronous scanning device using cam link mechanism as an example Journey.

As shown in figure 1, the preferred embodiment of the device to realize Fast synchronization scanning based on cam link mechanism, including： Frame 101, the first motion, detection part 109, the second motion 111 and balanced controls, first motion, Second motion 111 and balanced controls are arranged in frame 101；

First motion is connected with the frame 101, and second motion 111 is connected with the frame 1, The detection part 109 is connected with one in first motion, second motion 111, detection sample then with Another in first motion, second motion 111 is connected, and first motion connects and drives institute State detection part 109 or detection sample 110 realizes that first direction is moved, second motion 111 drives the detection Sample 110 or the detection part 109 realize that second direction is moved；First motion and second motion 111 synchronous scannings, synthesize predetermined scanning track；

The balanced controls be arranged symmetrically with first motion and with the first motion direction of motion phase Instead, with generation and first motion active force equal in magnitude, in opposite direction, so as to offset first motion Active force.

First motion uses cam link mechanism, including：First motor 102, the first cam 103, One roller 104, the first spring 105, the first guide rail 106, the first sliding block 107, first connecting rod 108, wherein：

First motor 102 is fixedly connected with the frame 101, the output end of first motor 102 It is connected with the side of first cam 103, one end of the first connecting rod 108 is provided with the first roller 104, and described first connects First spring 105 is set between bar 108 and first roller 104, and first spring 105 causes first roller 104 EDGE CONTACT all the time with first cam 103；The other end of the first connecting rod 8 is connected with first sliding block 7, First guide rail 6 is fixed in the frame 101, and first sliding block 107 is matched somebody with somebody with first guide rail 106 and merged along described Move in the direction of first guide rail 106；The detection part 109 is arranged on the first connecting rod 108；

When detection part 109 is arranged on the first motion, then detect that sample 110 is arranged on the second motion 111 On；Opposite, such as detection sample 110 is arranged on the first motion, then detection part 109 is arranged on the second motion On 111, so as to drive detection sample 110, detection part by the first above-mentioned motion and second motion 111 109 realize the motion of different directions.

In the present embodiment, the balanced controls include：Equilibrium cam 112, optimal position 113, balancing spring 114, balance Guide rail 115, balance slide block 116, balanced connecting rod 117, balance mass block 118, wherein：

The equilibrium cam 112 is connected with the output shaft of first motor 102, and the installation of equilibrium cam 112 The installation direction of direction and first cam 3 is on the contrary, one end of the balanced connecting rod 117 is connected the optimal position 117, institute State and balancing spring 114 is provided between optimal position 117, the balanced connecting rod 121, the optimal position 113 and the balance The profile of cam 112 keeps contact, and the balance guide rail 115 is fixed in the frame 1 and matched somebody with somebody with the balance slide block 116 Close, the balance slide block 116 is moved back and forth in the balance guide rail 115；The balance mass block 118 and the balanced connecting rod 117 connections.

When first motor 102 works, first motor 102 drives 103 turns of first cam Dynamic, first cam 103 drives the first connecting rod 108 to swing by first roller 104, spring 105, and described first Connecting rod 108 drives first sliding block 107 to realize linear reciprocating motion along the direction of the first guide rail 106, so as to drive installation Detection part 109 or detection sample 110 on the first connecting rod 108 do reciprocating linear motion；

Meanwhile, first motor 102 drives the equilibrium cam 112 to rotate, and the balancing spring 114 causes institute State optimal position 113 to contact with the equilibrium cam 112, and drive the balanced connecting rod 117 to swing, the balanced connecting rod 117 Drive the balance slide block 116 to realize linear reciprocating motion in the balance guide rail 115, and then drive the balance mass block 118 complete linear reciprocating motion.The balanced connecting rod 117 is with the direction of motion of first connecting rod 108 on the contrary, so as to the balance Mass 118 is opposite with detection part 109 or the detection direction of motion of sample 110.

In the present embodiment, the frame 101 can be an entirety, second motion 111, first motion Mechanism and balanced controls are connected with the frame 101, and make to form dynamic balance between balanced controls and the first motion.

In the present embodiment, the detection part 109 can be ultrasonic transducer or other forms, including hair Penetrate and receive light or electromagnetic wave or such as neutron, electronics or other particles or fluid, gas or sound wave or magnetic field or electricity Device, or other can detect or influence the medium of object.

Further, in a further embodiment, the balanced controls shown in above-described embodiment can also be cancelled, that is, includes Frame 101, the first motion, detection part 109, the second motion 111, first motion, the second fitness machine Structure 111 is arranged in frame 101；Other structures are similar with motion working method.Cancellation balanced controls can equally be realized quick same The purpose of scanning is walked, simply the overall stability of device is slightly worse.

Further, in other examples, the balanced controls and frame shown in above-described embodiment can also all be taken Disappear, i.e., including the first motion, detection part 109, the second motion 111.This embodiment be applied to the first motion, Second motion 111 is that the part in frame 101, which can be corresponded to, is arranged on the first fortune in itself with support function On motivation structure, the support section of the second motion 111.Other structures and the course of work are similar to the above embodiments.

Certainly, in other examples, frame can also be cancelled, retain balanced controls, the balanced controls can be consolidated It is scheduled on the first motion, on the second motion support section of itself.The example structure is simple, both can guarantee that good Effect and stability are scanned, sweep speed can be greatly improved again.

In above-described embodiment, the first motion and the second motion can drive sweep unit or detection sample to realize The motion of first direction and the motion of second direction.Realize that Fast synchronization is scanned using cam link mechanism, it is simple and compact for structure, Kinematic accuracy is high, and control is simple.

In above-described embodiment, the overall stability of device further can be improved using balanced controls, vibration is reduced, protected The precision of detection is demonstrate,proved.

Embodiment two

The present embodiment describes its structure in detail and worked by taking the synchronous scanning device using slider-crank mechanism as an example Journey.

As shown in Fig. 2 be the preferred embodiment of the synchronous scanning device based on slider-crank mechanism, including frame 201, One motion, detection part 207, the second motion 209 and balanced controls, first motion, the second fitness machine Structure 209 and balanced controls are arranged in frame 201, wherein：

First motion is connected with the frame 201, and second motion 209 connects with the frame 201 Connect, the detection part 207 is connected with one of first motion, second motion 209, the detection sample 208 are connected with another in first motion, second motion 209, the detection part 207, described Detection sample 208 realizes that first direction linear motion, second motion 209 realize the with first motion Move in two directions；First motion is combined synchronous scanning with second motion 209, synthesizes predetermined scanning rail Mark；

The balanced controls are connected with the frame 201 and are arranged symmetrically with first motion, the balancing machine Structure is with the first motion direction of motion on the contrary, equal in magnitude, in opposite direction with first motion so as to produce Active force, offset the active force of first motion.

In the present embodiment, first motion is slider-crank mechanism, including the first motor 202, first is bent Handle 203, first connecting rod 204, the first guide rail 205, the first sliding block 206, wherein：

First motor 202 is fixed in the frame 201, the output end of first motor 202 with One end connection of first crank 203, one end of the first connecting rod 204 is connected with the other end of first crank 203, The other end of the first connecting rod 204 is connected with one end of first sliding block 206, and first guide rail 205 is fixed on described In frame 201, first sliding block 206 is matched somebody with somebody with first guide rail 205 and merges and can back and forth be transported in first guide rail 205 Dynamic, the detection part 207 is fixed on the other end of first sliding block 206；

In the present embodiment, when detection part 207 is arranged on the first motion, then detect that sample 208 is arranged on second On motion 209；Opposite, such as detection sample 208 is arranged on the first motion, then detection part 207 is arranged on the On two motions 209, so as to drive detection sample by the first above-mentioned motion and second motion 209 208th, detection part 207 realizes the motion of different directions.

In the present embodiment, the balanced controls include：Balance crank 210, balanced connecting rod 211, balance slide block 212, balance Guide rail 213, balance mass block 214；Wherein：

The balance crank 210 is connected with the output shaft of first motor 2 of said apparatus, and the balance is bent The installation direction of the installation direction of handle 210 and first crank 3 is on the contrary, the side of the balanced connecting rod 211 and the balance Crank 210 is connected, and the opposite side of the balanced connecting rod 211 is connected with one end of the balance slide block 212, the balance guide rail 213 are fixed in the frame 201 and coordinate with the balance slide block 212, and the balance mass block 214 is fixed on the balance On the other end of sliding block 212；The frame 201 as described in no in device, the balance guide rail 213 can be fixed on the first fitness machine On structure, the second motion 209 support member of itself.

When first motor 202 works, first motor 202 drive first crank 203 around The output shaft rotation of first motor 202, first crank 203 drives the first connecting rod 204 to swing, and described One connecting rod 204 drives first sliding block 206 to realize linear reciprocating motion along first guide rail 205, is fixed on so as to drive The detection part 207 on first sliding block 206 makees first direction linear reciprocating motion.

Meanwhile, first motor 202 drives the balance crank 210 to rotate, and the balance crank 210 drives institute State balanced connecting rod 211 to swing, it is past that the balanced connecting rod 211 drives the balance slide block 212 to realize in the balance guide rail 213 Linear motion, and then drive the balance mass block 214 being fixed in the balance slide block 212 to complete reciprocating linear fortune It is dynamic.The balance slide block 212 is with the direction of motion of the first sliding block 206 on the contrary, so as to the balance mass block 214 and the inspection The direction of motion for surveying part 207 is opposite.

In the present embodiment, the frame 201 can be an entirety, second motion 209, first motion Mechanism and balanced controls are connected with the frame 201, and make to form dynamic balance between balanced controls and the first motion.

In the present embodiment, the detection part 207 in embodiment 1 with selecting identical.

Further, in other embodiments, can also cancel the balanced controls shown in Fig. 1, i.e. device includes frame 201st, the first motion, detection part 209, the second motion 211, first motion, the second motion 211 It is arranged in frame 201；Other structures are similar with above-described embodiment.When first motor 202 works, described One motor 202 drives first crank 203 bent around the output shaft rotation of first motor 202, described first Handle 203 drives the first connecting rod 204 to swing, and the first connecting rod 204 drives first sliding block 206 along first guide rail 205 realize linear reciprocating motion, so as to drive the detection part 207 being fixed on first sliding block 206 to make first party To linear reciprocating motion.The present embodiment cancels balanced controls, can equally realize the purpose of Fast synchronization scanning, and simply device is overall Stability it is more slightly worse than embodiment 1.

Further, in a further embodiment, the balanced controls and frame shown in Fig. 1 can be cancelled, i.e., described dress Put, including the first motion, detection part 209, the second motion 211.This embodiment is applied to the first motion, the Two motions 211 are that the part in above-described embodiment frame 201, which can be corresponded to, to be installed in itself with support function On the first motion, the support section of the second motion 211.

Certainly, in other embodiments, frame 201 can also be cancelled, retain balanced controls, the balanced controls can be consolidated It is scheduled on the first motion, on the second motion 211 support section of itself, it is simple in construction, and can guarantee that good scanning Effect and stability, can greatly improve sweep speed again.

In above-described embodiment, the first motion and the second motion can drive sweep unit or detection sample to realize The motion of first direction and the motion of second direction；Using above-mentioned slider-crank mechanism, mechanism is simple, and motion is accurate, control letter Single, operating efficiency is high, with good motion and dynamic characteristics.

In above-described embodiment, the overall stability of device can be improved using balanced controls, vibration is reduced, it is ensured that inspection The precision of survey.

Embodiment three

The present embodiment describes its structure and the course of work in detail by taking the synchronous scanning device using spiral vice mechanism as an example.

As shown in figure 3, the preferred embodiment of the device to realize Fast synchronization scanning based on screw pair, including frame 1, the One motion, detection part 9, the second motion 305 and balanced controls.In embodiment the overall structure setting of device with it is upper State it is identical in embodiment one, two, difference be the first motion use spiral vice mechanism.In Fig. 3：Frame 301, first Motor 302, motor cabinet 303, the first screw block 304, the second motion 305, the first guide rail 306, the first leading screw 307, It is first motion guide plate 308, detection part 309, detection sample 310, the first belt wheel 311, conveyer belt 312, balance belt wheel 313, flat Weigh screw block 314, balance guide rail 315, balance leading screw 316, balance exercise guide plate 317, balance mass block 318.

Wherein described screw pair mechanism, including：First motor 302, motor cabinet 303, the first screw block 304, first Guide rail 306, the first leading screw 307, the first motion guide plate 308, wherein：

First motor 302 is fixed in the frame 301 by the motor cabinet 303, first driving Motor 302 is connected with first leading screw 307 by the first belt wheel 16 and drives first leading screw 307, first leading screw 307 two ends are fixed in the frame 301 by first screw block 304 respectively, and first guide rail 306 is fixed on institute State in frame 301, it is described first motion guide plate 308 is connected on first leading screw 307, while with first guide rail 306 Connection；The detection part 309 or detection sample 310 are fixed on the first motion guide plate 308, first guide rail 306 For ensureing that the first motion guide plate 308 drives the detection part 309 or detection sample 310 to carry out linear reciprocating motion.

In the present embodiment, when the detection part 309 is arranged on the first motion, then detect that sample 310 is arranged on On second motion 305；Opposite, detect that sample 310 is arranged on the first motion as described, then the detection Part 309 is arranged on second motion 305, so as to pass through first motion and second motion The 305 drives detection sample 310, the detection part 309 realize the motion of different directions.

In the present embodiment, the balanced controls include：First belt wheel 311, conveyer belt 312, balance belt wheel 313, balance silk Thick stick seat 314, balance guide rail 315, balance leading screw 316, balance exercise guide plate 317, balance mass block 318.Wherein：The balancing band Wheel 313 is connected by conveyer belt 312 with the first belt wheel 311, and the balance belt wheel 313 connects the balance leading screw 316, described flat The two ends of weighing apparatus leading screw 316 are fixed in the frame 301 by the balance screw block 314 respectively；The balance exercise guide plate 317 are connected on the balance leading screw 316, meanwhile, the balance exercise guide plate 317 is connected with the balance guide rail 315；；Institute Balance guide rail 315 is stated to be fixed in the frame 301；The balance exercise guide plate 317 connects the balance mass block 318, institute State balance guide rail 315 and ensure that the balance exercise guide plate 317 drives the balance mass block 318 to carry out linear reciprocating motion；Such as Described device does not have the frame 301, then the balance guide rail 315, the balance leading screw 316 are then fixed on first motion In mechanism, the support section of itself of the second motion 305.

When first motor 302 works, first motor 302 drives the first belt wheel 16 to rotate, from And drive the first leading screw 307 to rotate；First leading screw 307 drives the first motion guide plate 308 along first guide rail 306 The linear reciprocating motion of first direction is carried out, so as to drive the test section being fixedly connected with the described first motion guide plate 308 Part 309 makees first direction linear reciprocating motion.

While first motor 302 drives the rotation of the first belt wheel 311, first belt wheel 311 passes through transmission Band 312 drives the balance belt wheel 313 to rotate, and the balance belt wheel 313 drives the balance leading screw 316 to rotate, the balance Leading screw 316 drives the balance exercise guide plate 317 to carry out linear reciprocating motion along balance guide rail 315 direction, and then drives The balance mass block 318 carries out linear reciprocating motion；The rotation direction of the balance leading screw 316 and the rotation of first leading screw 307 To on the contrary, and then the balance mass block 318 is opposite with the direction of motion of the detection part 309.

In above-described embodiment, the first motion and the second motion can drive sweep unit or detection sample to realize The motion of first direction and the motion of second direction；It is simple in construction using above-mentioned screw pair as the first motion, motion essence Really, mechanical stability is preferable.

Further, in other embodiments, can cancel the balanced controls shown in Fig. 3, i.e. device includes frame 301st, the first motion, detection part 309, the second motion 305, first motion, the second motion 305 It is arranged in frame 1；Other structures are similar with embodiment one, two.When first motor 302 works, described One motor 302 drives the first belt wheel 311 to rotate, so as to drive the first leading screw 307 to rotate；First leading screw 307 drives It is described first motion guide plate 308 along first guide rail 306 carry out first direction linear reciprocating motion so that drive with it is described The detection part 309 that first motion guide plate 308 is fixedly connected makees first direction linear reciprocating motion.Cancel balanced controls same Sample can realize the purpose of Fast synchronization scanning, and simply the overall stability of device is more slightly worse than embodiment 1.

Further, in a further embodiment, the balanced controls and frame 301 shown in Fig. 3, including can be cancelled One motion, detection part 9, the second motion 305.This embodiment is applied to the first motion, the second motion 305 be in itself with support function, part in above-mentioned frame 301 can correspond to installed in the first motion, On the support section of second motion 305.Other structures are similar with embodiment 1.

Certainly, in other embodiments, frame can also be cancelled, retain balanced controls, the balanced controls can be fixed On the first motion, the second motion support section of itself.This kind of structure is the simplest, but can guarantee that good sweep Effect and stability are retouched, sweep speed can be greatly improved again.

Using the synchronous scanning device of above-described embodiment, the improvement under grid scan pattern is abandoned, using first direction Motion and second direction are moved to be performed by different mechanisms, with reference to synchronous scanning, can synthesize predetermined scanning track, so that gram The technical barrier that the whole industry of restriction further develops is taken.

Example IV

The present embodiment describes its structure in detail and worked by taking the synchronous scanning device using cylinder groove cam mechanism as an example Journey.

As shown in figure 4, be a kind of preferred embodiment for the device that Fast synchronization scanning is realized based on cylinder grooved cam, it is described Device includes：Frame 401, the first motion, detection part 406, the second motion 408 and balanced controls；Its totality Structure setting is identical with embodiment above, and difference is that the first motion is cylinder groove cam mechanism.

Specifically, the cylinder groove cam mechanism includes the first motor 402, cylinder grooved cam 403, the first driving lever 404th, first connecting rod 405, wherein：

The two ends of the cylinder grooved cam 403 are supported in the frame 401, and one end of the cylinder grooved cam 403 connects Connect the output shaft of first motor 402 and moved under the driving of first motor 402；The cylinder geosynclinal convex Open up fluted on wheel 403, one end of first driving lever 404 is inserted in the groove and in slip, institute in the groove The other end for stating the first driving lever 404 is connected with the first connecting rod 405；Guide groove, first connecting rod are provided with the frame 401 405 guide grooves being arranged in the frame 401 are interior and can be moved back and forth along guide groove, and the detection part 406 connects with described first Bar 405 is connected.

When the detection part 406 is arranged on the first motion, then detect that sample 407 is arranged on second motion In mechanism 408；Opposite, detect that sample 407 is arranged on the first motion as described, then the detection part 406 is set On second motion 408, so as to be driven by first motion and second motion 408 described Detection sample 407, the detection part 406 realize the motion of different directions.

In the present embodiment, the balanced controls include：Balance driving lever 409, balanced connecting rod 410 and balance mass 411； Wherein：

One end of the balance driving lever 409 is inserted in the groove on the cylinder grooved cam 3 Nei and in slip in groove；Institute The other end for stating balance driving lever 409 is connected with the balanced connecting rod 410, and the balanced connecting rod 410 is arranged on leading for the frame 1 In groove and along guide groove linear reciprocating motion, the balance mass block 411 is connected with the balanced connecting rod 410.

When first motor 402 drives work, first motor 402 drives the cylinder grooved cam 403 rotations, groove of first driving lever 404 along the cylinder grooved cam 403 is slided, and drives the first connecting rod 405 Linear reciprocating motion is done in the guide groove of the frame 401, and then it is back and forth straight to drive the detection part 406 to complete first direction Line is moved；

Meanwhile, first motor 402 drives the cylinder grooved cam 403 to rotate, it is described balance driving lever 409 along The groove of the cylinder grooved cam 403 is slided, and drives the balanced connecting rod 410 to be done in the guide groove of the frame 401 back and forth Linear motion, and then drive the balance mass block 411 to complete linear reciprocating motion.The balanced connecting rod 410 and described first The direction of motion of connecting rod 405 is on the contrary, the direction of motion of the balance mass block 411 and the detection part 406 is on the contrary, to produce The active force equal in magnitude, in opposite direction with first motion, so as to offset the active force of first motion.

As a preferred embodiment, the groove of the cylinder grooved cam 403 has the curvilinear path of setting, described first group The curvilinear path that bar 4 and the balanced connecting rod 410 are set along the groove is moved.

In above-described embodiment, the first motion and the second motion can drive sweep unit or detection sample to realize The motion of first direction and the motion of second direction.Realize that Fast synchronization is scanned using cylinder grooved cam, it is simple and compact for structure, if Meter is simple, saves cost.Further, the overall stability of device can be improved using balanced controls, reduces vibration, it is ensured that The precision of detection.

Further, in other embodiments, the balanced controls shown in Fig. 4 can also be cancelled, described device includes：Machine Frame 401, the first motion, detection part 406, the second motion 408, first motion, the second motion 408 are arranged in frame 401, and other structures are similar with above-described embodiment.The present embodiment cancels balanced controls, can equally realize The purpose of Fast synchronization scanning, simply the overall stability of device is more slightly worse than embodiment 1.

Further, in a further embodiment, the balanced controls and frame 401 shown in Fig. 4 can also be cancelled, it is described Device includes：First motion, detection part 406, the second motion 408, this embodiment be applied to the first motion, Second motion is that, with support function, other structures are similar with above-described embodiment in itself.

Certainly, frame 401 can also be cancelled in other embodiment, retain balanced controls, the balanced controls can be fixed It is simple in construction on the first motion, the second motion 408 support section of itself, it both can guarantee that good scanning effect Fruit and stability, can greatly improve sweep speed again.

Embodiment five

As shown in figure 5, being a kind of preferred embodiment that the device for realizing Fast synchronization scanning is driven based on cam link, bag Including rack 501, the first motion, the second motion 507, detection part 505 and balanced controls.Its overall structure setting Identical with embodiment above, difference is that the first motion is cam link transmission mechanism.

Specifically, the cam link transmission mechanism includes：First motor 502, grooved cam 503, the first push rod 504 With the first guiding parts 510, wherein：

First motor 502 is connected with the frame 1, the grooved cam 503 by installation axle with it is described First motor 502 is connected, and one end of first push rod 504 is connected by roller with the grooved cam 503, the detection Part 505 is fixed on by fixture on the other end of first push rod 504；First push rod 504 inserts described first and led The linear reciprocating motion into part 510 and in first guiding parts 510.

When detection part 505 is arranged on the first motion, then detect that sample 506 is arranged on the second motion 507 On；Opposite, such as detection sample 506 is arranged on the first motion, then detection part 505 is arranged on the second motion On 507, so as to drive detection sample 506, detection part by the first above-mentioned motion and second motion 507 505 realize the motion of different directions.

The balanced controls include balance push rod 508, the second guiding parts 511 and balance mass block 509, wherein：

One end of the balance push rod 508 is connected by roller with the grooved cam 503, and the balance mass block 509 is consolidated On the other end for being scheduled on the balance push rod 508.The balance push rod 508 is inserted in second guiding parts 511 and in institute State linear reciprocating motion in the second guiding parts 511.

When first motor 502 works, first motor 502 drives the grooved cam 503 around peace Fill axle to rotate, the grooved cam 503 drives first push rod 504 to do linear reciprocating motion, and then drive and be fixed on described the The detection part 505 of the other end of one push rod 504 completes first direction linear reciprocating motion.

Meanwhile, first motor 502 drives the grooved cam 503 to be rotated around installation axle, the band of grooved cam 503 The dynamic balance push rod 508 does linear reciprocating motion in second guiding parts, and then drive is fixed on the balance and pushed away The balance mass block 509 of the other end of bar 508 does linear reciprocating motion, and the balance push rod 508 and first push rod 504 direction of motion is opposite.

Preferably, the cam groove for placing the roller is provided with the grooved cam 503, it is described Roller is inserted in the cam groove and slided in the cam groove.Preferably, the cam groove is that have setting The groove of curvilinear path, motion of the roller along the geometric locus.

Preferably, guiding parts is provided with the frame 1, first push rod 504, the balance are pushed away Bar 508 is inserted in the guiding parts and along guiding parts direction linear reciprocating motion.Accordingly, first push rod 504th, the balance push rod 508 is moved along the guiding parts opposite direction, so that the detection part 505 and the balance matter The direction of motion of gauge block 509 is opposite.

In above-described embodiment, the first motion and the second motion can drive sweep unit or detection sample to realize The motion of first direction and the motion of second direction.Realize that Fast synchronization is scanned using cam link transmission mechanism, design is simple, Compact conformation, efficiency high, with preferable kinetic characteristic and dynamic characteristics.Further, dress can be improved using balanced controls Overall stability is put, vibration is reduced, it is ensured that the precision of detection.

Further, in other embodiments, the balanced controls shown in Fig. 5 can also be cancelled, described device includes machine Frame 1, the first motion, the second motion 507, detection part 505, first motion, the second motion 507 It is arranged in frame 501.Other structures are similar with above-described embodiment：First motion is sweep mechanism and the machine Frame 501 is connected, and second motion 507 is connected with the frame 1, the detection part 505 and first fitness machine Structure is connected, and the detection sample 506 is fixed on second motion 507；First motion and described second The synchronous scanning of motion 507, synthesizes predetermined scanning track.Cancel balanced controls, can equally realize Fast synchronization scanning Purpose, simply the overall stability of device is more slightly worse than other embodiment.

Further, in a further embodiment, the balanced controls and frame 501 shown in Fig. 1 can also be cancelled, it is described Device include the first motion, the second motion 507, detection part 505, this embodiment be applied to the first motion, Second motion 11 is that, with support function, other structures are similar with above-described embodiment in itself：When the described first driving When motor 502 works, first motor 502 drives the grooved cam 503 to be rotated around installation axle, the grooved cam 503 Drive first push rod 504 to do linear reciprocating motion, and then drive the inspection for being fixed on the other end of the first push rod 504 Survey part 505 and complete first direction linear reciprocating motion.

Certainly, in other embodiments, frame 501 can also be cancelled, retain balanced controls, the balanced controls can be consolidated It is scheduled on the first motion, on the second motion support section of itself.This kind of structure is the simplest, both can guarantee that good Effect and stability are scanned, sweep speed can be greatly improved again.

Embodiment six

The present embodiment describes its structure and work in detail by taking the synchronous scanning device using another cam link mechanism as an example Make process.

As shown in fig. 6, one of preferred embodiment of device scanned for Fast synchronization, described device includes：Frame 601, First motion, detection part 606, the second motion 608 and balanced controls, the embodiment six are compared with embodiment five Similar, difference is the structure for the cam link mechanism that the first motion is used.

Specifically, the cam link mechanism includes：First motor 602, cylindrical end face cam 603, the first push rod 604th, the first guiding parts 605.Wherein：

First motor 602 is fixedly connected with the frame 601, and the cylindrical end face cam 603 is by installing Axle is connected with the output end of first motor 602, one end and the cylindrical end face cam of first push rod 604 603 side connection, first push rod 604 is limited in first guiding parts 605, first guiding parts 605 It is fixed in the frame 601, the detection part 606 is fixed on the other end of first push rod 604 by fixture；

In said structure, when detection part 606 is arranged on the first motion, then detect that sample 607 is arranged on second On motion 608；Opposite, such as detection sample 607 is arranged on the first motion, then detection part 606 is arranged on the On two motions 608, so as to drive detection sample by the first above-mentioned motion and second motion 608 607th, detection part 606 realizes the motion of different directions.

As shown in figure 1, the balanced controls include：Push rod 609, stable steering part 610, balance mass block 611 are balanced, Wherein：

One end of the balance push rod 609 is connected with the opposite side of the cylindrical end face cam 603, the balance push rod 609 are limited in the stable steering part 610, and the stable steering part 610 is fixed in the frame 601, described flat Weighing apparatus mass is fixedly connected on the other end of the balance push rod 609.

When first motor 602 works, the output end of first motor 602 drives the cylindrical end The installation axle of face cam 603 is rotated, so as to drive the cylindrical end face cam 603 to rotate, the cylindrical end face cam 603 is two Cylindrical end face cam is held, drives first push rod 604 to carry out reciprocating linear in first guiding parts 605 by roller Motion, so as to drive the detection part 606 for being fixed on the other end of the first push rod 604 to do first direction reciprocating linear fortune It is dynamic.

Meanwhile, first motor 602 drives the cylindrical end face cam 603 to rotate, the cylindrical end face cam 603 drive the balance push rod 609 to carry out linear reciprocating motion in the stable steering part 610 by roller, so that band Move the balance mass block 611 and do linear reciprocating motion.First push rod 604 and the balance direction of motion phase of push rod 609 Instead, so that the detection part 606 is opposite with the direction of motion of balance mass block 611.

Above-mentioned first guiding parts 605 and the stable steering part 610 can use guide rail or other forms Guiding parts.

In above-described embodiment, the first motion and the second motion can drive sweep unit or detection sample to realize The motion of first direction and the motion of second direction.Realize that Fast synchronization is scanned using cam follower mechanism, mechanism is simple, coordinates Its corresponding dynamic balance mechanism, improves the overall stability of device, reduces vibration, it is ensured that the precision of detection, it is possible to achieve Obtain good kinetic characteristic and dynamic characteristics.

Further, in other embodiments, the balanced controls shown in Fig. 1 can be cancelled, described device includes：Frame 601st, the first motion, detection part 606, the second motion 608, other structures are same as the previously described embodiments：Described One motion is connected with the frame 601, and second motion is connected with the frame 601, the detection part 606 It is connected with first motion and realizes first direction linear reciprocating motion, second fortune with first motion The connecting detection sample 607 of motivation structure 608 simultaneously drives the detection sample 607 to realize that second direction is moved, first fitness machine Structure and the second motion combination synchronous scanning, synthesize predetermined scanning track.Cancelling balanced controls can equally realize soon The purpose of fast synchronous scanning, simply the overall stability of device is more slightly worse than embodiment 1.

Further, in a further embodiment, the balanced controls and frame 601 shown in Fig. 1 can also be cancelled, it is described Device includes：First motion, detection part 606, the second motion 608, this embodiment be applied to the first motion, Second motion 11 is that, with support function, rack-mounted part can correspond to and be arranged on the first fitness machine in itself On structure, the support section of the second motion 11.Other structures are similar with above-described embodiment with the course of work.

Certainly, in other embodiments, frame can also be cancelled, retain balanced controls, the balanced controls can be fixed On the first motion, the second motion 608 support section of itself, the most simple in construction, the Ji Nengbao of whole device Card good scanning effect and stability, can greatly improve sweep speed again.

Embodiment seven

The present embodiment describes its structure in detail and worked by taking the synchronous scanning device using pinion and rack as an example Journey.

As shown in fig. 7, one of preferred embodiment of device scanned for Fast synchronization, described device includes：Frame 601, First motion, detection part 606, the second motion 608 and balanced controls, compared with other embodiment, difference It is that the first motion uses pinion and rack.

The pinion and rack, including the first motor 702, gear 703, the first rack 704, wherein：

First motor 702 is connected with the frame 701, one end of the gear 703 and described first The output end connection of motor 702, the gear 703 is arranged on the support 1 by mounting hole, first rack 704 are arranged in the line channel (the first guiding parts) set on the support 1, and first rack 704 and the tooth Wheel 703 is engaged, and the detection part 705 is fixed on one end of first rack 704 by fixture；

In said structure, when detection part 705 is arranged on the first motion, then detect that sample 706 is arranged on second On motion 707；Opposite, such as detection sample 706 is arranged on the first motion, then detection part 705 is arranged on the On two motions 707, so as to drive detection sample by the first above-mentioned motion and second motion 707 706th, detection part 705 realizes the motion of different directions.

The balanced controls include：Rack 708 and balance mass 709 are balanced, wherein：The balance rack 708 and institute State gear 703 to engage, the balance rack is arranged in the line channel (the second guiding parts) set in the frame 701 simultaneously Moved back and forth in the line channel, the balance mass block 709 is fixed on one end of the balance rack 708.

When first motor 702 works, the positive counter-movement of first motor 702 drives the gear 703 positive and negative rotations, the gear 703 is engaged with first rack 704, so as to drive first rack 704 along described straight Line guide groove carries out linear reciprocating motion, and then drives the detection part 705 installed in described one end of first rack 704 to carry out First direction linear reciprocating motion；

Meanwhile, the rotating shuttling movement of the first motor 702 drives the both forward and reverse directions of gear 703 rotation, institute State gear 703 to engage with the balance rack 708, so as to drive the balance rack 708 in the line channel of the frame 701 Interior realize comes and goes linear motion, and then drives the balance mass block 709 to do linear reciprocating motion.It is described balance rack 708 with First rack 704 is moved toward opposite direction, so that the motion side of the balance mass block 709 and the detection part 705 To opposite.

The frame 701 can be an entirety, second motion 707, first motion and flat Weighing apparatus mechanism is connected with the frame 701, and makes to form dynamic balance between balanced controls and the first motion.

In above-described embodiment, the first motion and the second motion can drive sweep unit or detection sample to realize The motion of first direction and the motion of second direction.Realize that Fast synchronization is scanned using pinion and rack, simple in construction, cost Relatively low, stable movement while can improve the overall stability of device using balanced controls, reduces vibration, it is ensured that detection Precision.

Further, in other embodiments, the balanced controls shown in Fig. 7 can be cancelled, described device includes：Frame 701st, the first motion, detection part 705, the second motion 707, first motion, the second motion are set Put in frame 701；Other structures are similar with above-described embodiment.

First motion is that sweep mechanism is connected with the frame 701；The detection part 705 and described first Motion is connected, and realizes first direction linear reciprocating motion with first motion；Second motion 707 I.e. stepping mechanism is connected with the frame 701；Detection sample 706 is connected with second motion 707, and described second Realize that second direction is moved under the drive of motion 707；First motion is combined with second motion 707 Synchronous scanning, synthesizes predetermined scanning track.Cancel balanced controls, can equally realize the purpose of Fast synchronization scanning, simply fill Put overall stability more slightly worse than embodiment 1.

Further, in a further embodiment, the balanced controls and frame shown in Fig. 7, the dress can also be cancelled Put including：First motion, detection part 705, the second motion 707, this embodiment are applied to the first motion, the Two motions 707 are that the part in frame 701, which can be corresponded to, is arranged on the first motion in itself with support function In mechanism, the support section of the second motion 11.

Certainly, other embodiment can also cancel frame, retain balanced controls, and the balanced controls can be fixed on first It is simple in construction on motion, the second motion 707 support section of itself, it both can guarantee that good scanning effect and steady It is qualitative, sweep speed can be greatly improved again.

Embodiment eight

In the present embodiment, the preferred structure of the second motion in above-described embodiment 1-7 is illustrated.

As shown in figure 8, being an embodiment of the second motion；Second motion is horicontal motion mechanism, bag Include：Second motor 801, horizontal rotating disc 802, wherein：

The bottom of second motor 801 and the support section of the frame 805 or first/second motion connect Fixation is connect, the horizontal rotating disc 802 is connected by connecting shaft with the output shaft of second motor 801, the detection sample Product 803 are placed on the horizontal rotating disc 802；

When second motor 801 works, second motor 801 drive the horizontal rotating disc 802 around The connecting shaft carries out second direction step motion, uniform circular motion or speed change circular motion, the detection in the horizontal plane Sample 803 does second direction step motion, uniform circular motion or speed change circumference with the horizontal rotating disc 802 and transported in the horizontal plane It is dynamic；Because the radius selected by the horizontal rotating disc 802 is sufficiently large, therefore in the range of movement of detection part 804, the inspection The second direction motion of test sample product can be approximated to be linear motion.

Using the second motion in the present embodiment, the structure in 1-7, has abandoned grid scan pattern in conjunction with the embodiments Under improvement, moved using first direction and second direction moved and performed by different mechanism, with reference to synchronous scanning, can synthesized Predetermined scanning track, the technical barrier that whole industry further develops is restricted so as to overcome.

Embodiment nine

In the present embodiment, another preferred structure of the second motion in above-described embodiment 1-7 is illustrated.

As shown in figure 9, be another embodiment of the second motion, including：3rd motor 901, vertical dial 902, wherein：

The bottom of 3rd motor 901 is connected with the frame 905, and the vertical dial 902 passes through even Spindle is connected with the output shaft of the 3rd motor 901, and the detection sample 903 is placed on the vertical dial 902；

When the 3rd motor 901 works, the 3rd motor 901 drives the vertical dial 11 around institute State connecting shaft and second direction step motion, uniform circular motion or speed change circular motion, the detection sample are carried out in vertical plane Product 903 do second direction step motion, uniform circular motion or speed change circumference with the vertical dial 902 in vertical plane and transported It is dynamic；Because the radius of the vertical dial 902 is sufficiently large, therefore in the range of movement of detection part 904, the detection sample 903 second direction motion can be approximated to be linear motion.

Above example eight, nine is the preferred embodiment of second motion.In other embodiments, described Two motions can also be cam link mechanism, slider-crank mechanism, cylindrical cam mechanism, pinion and rack, leading screw spiral shell The devices such as parent agency, synchronous belt mechanism, cylindrical end face cam mechanism, groove bar mechanism, electric cylinder.

Synchronous scanning device described in above-described embodiment one~nine, cancels the scan mode (as shown in Figure 4) of stepping grid, By the way of Biaxial synchronous, while the first motion is moved back and forth, the second motion is synchronized with the movement pre- to realize If track.

Embodiment ten

On the basis of each above-mentioned embodiment, in the synchronous scanning device, image processing module can be using installation The computer for having image processing program is realized, it would however also be possible to employ the realization such as logic combination circuit, single-chip microcomputer or other integrated circuits, Described image processing module/equipment by the first direction of first motion and the second motion synchronous scanning, The scanning track of second direction synthesizes predetermined scanning track, so as to obtain required scanning result.

Embodiment 11

There is provided a kind of Non-Destructive Testing system for including above-mentioned synchronous scanning device on the basis of above-described embodiment one~ten System.

Shown in reference picture 10, specifically, the system includes：Synchronous scanning device 1001, detection module 1002, ultrasonic wave Pulse generation harvester 1003, high-speed collection card 1004, tank 1005 and computer 1006；

Wherein：

Detection sample 1007 is placed on the first motion 1008, the second motion of the synchronous scanning device 1001 1009 on one of them and are immersed in the liquid of tank 1005, and detection module 1002 is arranged on the first motion 1008, the It is placed in detecting the top of sample 1007, the first fortune of the synchronous scanning device 1001 on another of two motions 1009 Motivation structure 1008, the second motion 1009 are synchronized with the movement, synchronous to drive detection sample 1007, detection module 1002 to realize respectively The scanning track of first direction, second direction, harvester 1003, which occurs, for the ultrasonic pulse is used to produce ultrasonic pulse Signal, by setting sampled point, collection is detected sample message to the high-speed collection card 1004 in real time, and generates image and be shown in meter Calculation machine 1006.

Synchronous scanning device is provided with image processing module/equipment as described, then image processing module/equipment connects the inspection Module is surveyed, by the result of detection module, by first motion and the first of the second motion synchronous scanning Direction, the scanning track of second direction synthesize predetermined scanning track.

Embodiment 12

There is provided a kind of Non-Destructive Testing synchronous scanning method on the basis of above-described embodiment one~11, methods described takes Disappear the scan mode of stepping grid, is scanned, specifically included using Biaxial synchronous：

More specifically, the lossless detection method comprises the following steps：

Further, the lossless detection method is by adjusting first motion and second motion Move acceleration-deceleration and change scanning type of gesture, wherein：

The above-mentioned type can select one and use in use, can also be applied in combination, pass through the place of image processing module/equipment Reason, reaches required scanning result.

Before above-mentioned S1, detection sample can be adjusted relative with the detection module being mounted on the scanning means high Degree so that detection sample is located at optimal tested surface.

Further, second motion can also provide the first direction of motion step function simultaneously, for size Beyond the detection sample of the first motion scanning range, the second motion regulation detection sample first side of moving can be passed through To stepping so that non-sweep test is in the scanning area of scanning means, return again to S3 and be scanned (now second direction of motion It is opposite with preceding single pass), repeat until entirely detection Sample Scan is completed, finally by the positional information completion figure recorded As splicing.For above-mentioned S3, it can be realized using image processing equipment, so as to complete first direction motion, second direction motion The processing of synchronous scanning track and image mosaic, obtain required image.

Embodiment 13

The present embodiment uses said gear rackwork synchronous scanning device, carries out Non-Destructive Testing synchronous scanning, specific step Rapid and principle is described：

Step 1: the first motor drive gear rotates, and then it is reciprocal at a high speed to do the first rack drives detection part Motion, while driving the second motion to make sample move along a straight line；Scanning track have a generally triangular shape curve, step curve, Sine curve or similar various curves.

Step 2: using the first rack linear position described in optical grating ruler measurement, equidistant trigger signal collection, so as to realize The equidistant signal acquisition of first direction of motion.Back and forth fixing triggering collection card collection signal n times every time using grating scale must expire Sufficient below equation, to ensure that the first direction of motion detection resolution meets demand：

N ＞ S*2/Y_resolution,

In formula：S is swash width, Y_resolutionFor the first direction of motion detection resolution；

The equidistant signal acquisition of first direction of motion under triangle scan track is as shown in figure 12.

In this step, the rotary encoder through signals of the first motor, equidistant trigger signal collection, so as to realize are utilized The equidistant signal acquisition of first direction of motion.

In this step, using the linear position of the motion of optical grating ruler measurement second, equidistant trigger signal is gathered, so that Realize the equidistant signal acquisition of second direction of motion.

In this step, using the rotary encoder through signals of the second motor or the 3rd motor, equidistantly triggering is believed Number collection, so as to realize the equidistant signal acquisition of second direction of motion.

Step 3, is converted into image intensity value by the magnitude of voltage acquired in the collection point on path planning and makees interpolation meter Calculate, draw final required bitmap array matrix, resulting pixel image is as shown in figure 13.

Second motion provides the first direction of motion step function simultaneously, exceeds the first motion for size The detection sample of scanning range, after step 3, can pass through the second motion regulation detection direction of motion of sample first Stepping so that non-sweep test is in the scanning area of scanning means, returns again to step 3 and is scanned (now the second motion side To opposite with preceding single pass), repeat, until entirely detection Sample Scan is completed, to complete finally by the positional information recorded Image mosaic.

For above-mentioned steps three, it can be realized using image processing equipment, so as to complete first direction motion, second direction Processing and the image mosaic of synchronous scanning track are moved, required image is obtained.

Above-mentioned is the embodiment that present invention application rack-and-pinion synchronous scanning device is detected, the synchronization of other mechanisms is swept Imaging apparatus implementation process and principle are similar with the present embodiment, will not be repeated here.

Figure 11 is prior art grid scan mode schematic diagram；Figure 12 is the triangle scan track of one embodiment of the invention Sampled point first direction equidistantly distributed schematic diagram；Figure 13 is the final bitmap array matrix resulting pixel of one embodiment of the invention Image schematic diagram, realizes that nondestructive detection system synchronous scanning is detected.With reference to the accompanying drawings it can be seen that：

The present invention creatively proposes to drive detection sample, detection part to realize different directions using different motion mechanism Motion, is moved, second direction is moved, and is being combined synchronous scanning, can synthesized predetermined scanning track by first direction, improved Sweep speed.Further, the overall stability of device can be improved using balanced controls, reduces vibration, it is ensured that inspection The precision of survey.

Mostly important innovation is that current stepping grid type scan mode in the present invention, using independent control The motion of one direction, the movement locus of second direction motion are realized, can effectively realize that Fast synchronization is scanned under a variety of scan patterns, Both good scanning effect had been can guarantee that, sweep speed can be greatly improved again, the linear drives efficiency used is scanned more than grid type It is high.

Although present disclosure is discussed in detail by above-described embodiment, but it should be appreciated that the description above It is not considered as limitation of the present invention.After those skilled in the art have read the above, for a variety of of the present invention Modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.

Claims

1. a kind of Non-Destructive Testing synchronous scanning device, it is characterised in that：Described device includes：First motion, the second fortune Motivation structure, detection module and image processing module, wherein：

The detection module is connected with one in first motion, second motion, detection sample then with institute State another in the first motion, second motion to connect, first motion, second motion Drive the detection sample, detection module motion；

First motion and the second motion synchronous scanning, realize that first direction, second direction are swept respectively Retouch track；

Described image processing module is by the first party of the first motion described above and the second motion synchronous scanning Predetermined scanning track is synthesized to the scanning track of, second direction.

2. Non-Destructive Testing according to claim 1 synchronous scanning device, it is characterised in that：First motion is The motion for coming and going linear motion is realized, and/or,

Second motion is the mechanism for realizing second direction step motion, linear uniform motion or change speed linear motion.

3. Non-Destructive Testing according to claim 2 synchronous scanning device, it is characterised in that：First motion is Cam link mechanism, slider-crank mechanism, spiral vice mechanism, cylinder groove cam mechanism, cam link mechanism, cylindrical end face cam It is any one or more in mechanism, pinion and rack, and/or,

4. Non-Destructive Testing according to claim 3 synchronous scanning device, it is characterised in that：The cam link mechanism, Including：First driving part, the first cam, the first roller, the first spring, first connecting rod, the first slide unit and first are oriented to Part, wherein：The output shaft of first driving part is connected with the side of first cam, one end of the first connecting rod First roller is connected, first spring, first spring are set between the first connecting rod and first roller First roller is set to keep contacting with the profile of first cam；First guiding parts and first slide unit Coordinate, first slide unit is moved back and forth in first guiding parts；The detection module or detection sample and institute State first connecting rod connection；

First driving part drives the first cam rotation, and first spring causes first roller and described the One cam contact, drives the first connecting rod to swing, and the first connecting rod drives first slide unit to be led described first First direction linear reciprocating motion is realized into part, and then it is past to drive the detection module or detection sample to complete first direction Linear motion.

5. a kind of Non-Destructive Testing synchronous scanning device according to claim 4, it is characterised in that：Described device is further Including：Balanced controls, the balanced controls are arranged symmetrically with first motion, and are moved with first motion In the opposite direction, with generation and first motion active force equal in magnitude, in opposite direction, so as to offset first fortune The active force of motivation structure.

6. a kind of Non-Destructive Testing synchronous scanning device according to claim 5, it is characterised in that：The balanced controls, Including：The equilibrium cam, optimal position, balancing spring, balanced connecting rod, balance slide unit, stable steering part and flat Weigh mass, wherein：

The equilibrium cam is connected with the output shaft of first driving part, and the installation direction of the equilibrium cam with it is described The installation direction of first cam is opposite；One end of the balanced connecting rod connects the optimal position；It is the optimal position, described flat Balancing spring is set between weighing apparatus connecting rod, and the balancing spring causes the profile of the optimal position and the equilibrium cam to keep connecing Touch；The stable steering part coordinates with the balance slide unit, and the balance slide unit is in the stable steering part It is interior to move back and forth；The balance mass block is connected with the balanced connecting rod；

First driving part drives the equilibrium cam rotation, and the balancing spring causes the optimal position to be put down with described Weigh cam contact, and drives the balanced connecting rod to swing, and the balanced connecting rod drives the balance slide unit in the balance Linear reciprocating motion is realized in guiding parts, and then drives the balance mass block to complete linear reciprocating motion.

7. a kind of Non-Destructive Testing synchronous scanning device according to claim 3, it is characterised in that：The crank block machine Structure, including the first driving part, the first crank, first connecting rod, the first slide unit and the first guiding parts, wherein：Described The output end of one driving part is connected with one end of first crank, one end of the first connecting rod and first crank The other end is connected, and the other end of the first connecting rod is connected with first slide unit；First guiding parts with it is described First slide unit coordinates, and first slide unit is moved back and forth in first guiding parts；The detection module or Detection sample is connected with first slide unit；

First driving part drives the first crank rotation, and first connecting rod described in first crank handle turns is swung, institute Stating first connecting rod drives first slide unit to do linear reciprocating motion in first guiding parts, and then drives fixation The detection module or detection sample on first slide unit complete first direction linear reciprocating motion.

8. a kind of Non-Destructive Testing synchronous scanning device according to claim 7, it is characterised in that：Described device is further Including：Balanced controls, the balanced controls are arranged symmetrically with first motion, and are moved with first motion In the opposite direction, with generation and first motion active force equal in magnitude, in opposite direction, so as to offset first fortune The active force of motivation structure.

9. a kind of Non-Destructive Testing synchronous scanning device according to claim 8, it is characterised in that：The balanced controls bag Include：Crank, balanced connecting rod, stable steering part, balance slide unit and balance mass block are balanced, wherein：

The balance crank is connected with the output shaft of the first driving part, and the installation direction and the first crank of the balance crank Installation direction on the contrary, the side of the balanced connecting rod with it is described balance crank be connected, the opposite side of the balanced connecting rod and institute Balance slide unit connection is stated, the balance slide unit coordinates with the stable steering part, and the balance mass block is fixed On the balance slide unit；

The first driving part driving balance crank is rotated, and balanced connecting rod described in the balance crank handle turns is swung, institute Stating balanced connecting rod drives the balance slide unit to realize linear reciprocating motion in the stable steering part, and then drives solid The balance mass block being scheduled on the balance slide unit completes linear reciprocating motion.

10. a kind of Non-Destructive Testing synchronous scanning device according to claim 3, it is characterised in that：The spiral slave Structure, including the first driving part, bearing, the first belt wheel, the first screw block, the first leading screw, the first motion guide plate and the first guide rail, Wherein：First driving part be arranged on the bearing on, first driving part by first belt wheel with it is described First leading screw connects and drives first leading screw；The two ends of first leading screw are separately fixed on first screw block； The first motion guide plate is connected with first leading screw, first guide rail；The first motion guide plate connects the detection Module or detection sample；First guide rail ensures that the first motion guide plate drives the detection module or detection sample to carry out First direction linear reciprocating motion；

First driving part drives the first belt wheel rotation, and the first band wheel drives the first leading screw rotation, institute Stating the first leading screw drives the first motion guide plate to carry out linear reciprocating motion along first guide rail direction, and then drives described Detection module or detection sample complete first direction linear reciprocating motion.

11. a kind of Non-Destructive Testing synchronous scanning device according to claim 10, it is characterised in that：Described device enters one Step includes：Balanced controls, the balanced controls are arranged symmetrically with first motion, and are transported with first motion It is dynamic in opposite direction, with generation and first motion active force equal in magnitude, in opposite direction, so as to offset described first The active force of motion.

12. a kind of Non-Destructive Testing synchronous scanning device according to claim 11, it is characterised in that：The balanced controls Including：Belt wheel, balance screw block, balance guide rail, balance leading screw, balance exercise guide plate, balance mass block are balanced, wherein：

The balance belt wheel is connected by conveyer belt with the first belt wheel；The balance belt wheel connects the balance leading screw；It is described flat The two ends of weighing apparatus leading screw are fixed on the balance screw block；The balance exercise guide plate is led with the balance leading screw, the balance Rail is connected；The balance exercise guide plate connects the balance mass block；The balance guide rail ensures the balance exercise guide plate band The dynamic balance mass block carries out linear reciprocating motion；

First driving part drives the first belt wheel rotation, and first belt wheel drives the balancing band by conveyer belt Wheel rotation, the balancing band wheel drives the balance leading screw rotation, and the balance leading screw drives the balance exercise guide plate along institute State balance guide rail direction and carry out linear reciprocating motion, and then drive the balance mass being fixed on the balance exercise guide plate Block carries out linear reciprocating motion；

The rotation direction of the balance leading screw is oppositely oriented with first leading screw, so that the balance mass block and the detection mould Block detects that the direction of motion of sample is opposite.

13. Non-Destructive Testing according to claim 3 synchronous scanning device, it is characterised in that：The cylinder grooved cam machine Structure includes the first driving part, cylinder grooved cam, the first driving lever and first connecting rod, wherein：One end of the cylinder grooved cam connects On the output shaft for being connected to first driving part, first driving part drives the cylinder grooved cam motion；The circle It is provided with cam groove on post grooved cam, one end of first driving lever is inserted in the cam groove and recessed in the cam Slided in groove；The other end of first driving lever is connected with the first connecting rod, the detection module or detection sample with it is described First connecting rod is connected；

First driving part drives the cylinder grooved cam rotation, and first driving lever is convex along the cylinder grooved cam Take turns groove to slide, and drive the first connecting rod to do linear reciprocating motion, and then drive the institute being fixed on the first connecting rod State detection module or detection sample completes first direction linear reciprocating motion.

14. Non-Destructive Testing according to claim 13 synchronous scanning device, it is characterised in that：Described device is further wrapped Include balanced controls, the balanced controls are arranged symmetrically with first motion, and with the direction of first motion Motion is on the contrary, so as to produce the active force equal in magnitude, in opposite direction with first motion, to offset first fortune The active force of motivation structure.

15. Non-Destructive Testing according to claim 14 synchronous scanning device, it is characterised in that：The balanced controls include Driving lever, balanced connecting rod and balance mass are balanced, wherein：

One end of the balance driving lever is inserted in the cam groove on the cylinder grooved cam Nei and in slip in cam groove；Institute The other end for stating balance driving lever is connected with the balanced connecting rod；The balance mass block is connected with the balanced connecting rod；

First driving part drives the cylinder grooved cam rotation, and the driving lever that balances is along the convex of the cylinder grooved cam Take turns groove to slide, and drive the balanced connecting rod to do linear reciprocating motion, and then band along the guide groove direction in the support member The dynamic balance mass block linear reciprocating motion being fixed on the balanced connecting rod.

16. Non-Destructive Testing according to claim 15 synchronous scanning device, it is characterised in that：The cylinder grooved cam Cam groove has the curvilinear path of setting, the curvilinear path that first driving lever, the balance driving lever are set along cam groove It is mobile.

17. Non-Destructive Testing according to claim 3 synchronous scanning device, it is characterised in that：The cam link transmission Mechanism, including：First driving part, grooved cam, the first push rod and the first guiding parts, wherein：The grooved cam and described the One driving part is connected and driven by first driving part；One end of first push rod passes through roller and the grooved cam Connection, the other end of first push rod is connected the detection module or detection sample；The first push rod insertion is described In first guiding parts and the linear reciprocating motion in first guiding parts.

18. Non-Destructive Testing according to claim 17 synchronous scanning device, it is characterised in that：Described device is further wrapped Balanced controls are included, the balanced controls are arranged symmetrically with first motion, and transported with the first motion direction Move on the contrary, so as to produce the active force equal in magnitude, in opposite direction with first motion, for offsetting first fortune The active force of motivation structure.

19. Non-Destructive Testing according to claim 18 synchronous scanning device, it is characterised in that：The balanced controls bag Include：Push rod, the second guiding parts and balance mass are balanced, wherein：

One end of the balance push rod is connected by roller with the grooved cam of first motion, described to balance the another of push rod One end is connected the balance mass block, and the balance push rod is inserted in second guiding parts and is oriented to described second Linear reciprocating motion in part；

First driving part drives the grooved cam rotation, and the grooved cam drives the balance push rod to be led described second Linear reciprocating motion is realized into part, and then drives the balance mass block for being fixed on the balance push rod other end to carry out Linear reciprocating motion, and the balance push rod is opposite with the direction of motion of first push rod.

20. Non-Destructive Testing according to claim 19 synchronous scanning device, it is characterised in that：Set on the grooved cam There is the groove for placing the roller；And/or,

The groove is the groove with setting curvilinear path, and first push rod, the balance push rod are transported along curvilinear path It is dynamic.

21. Non-Destructive Testing according to claim 3 synchronous scanning device, it is characterised in that：The cylindrical end face cam Mechanism includes：First driving part, cylindrical end face cam, the first push rod and the first guiding parts, wherein：First drive division The output end of part is connected with the cylindrical end face cam side by axle, and one end of first push rod and the cylinder end face are convex The side connection of wheel；First push rod is inserted in first guiding parts and moved along the first guiding parts direction； The detection module or detection sample are connected and fixed on the other end of first push rod.

22. Non-Destructive Testing according to claim 3 synchronous scanning device, it is characterised in that：The pinion and rack, Including：First driving part, gear, the first guiding parts and the first rack, wherein：The mounting hole connection described the of the gear The output shaft of one driving part, the gear is engaged with the first rack, and first rack is arranged on first guiding parts The interior and reciprocating motion in first guiding parts, the detection module or detection sample are fixed on the one of first rack End.

23. Non-Destructive Testing according to claim 22 synchronous scanning device, it is characterised in that：Described device is further wrapped Include balanced controls, the balanced controls are arranged symmetrically with first motion, and with the first motion motion side To on the contrary, with generation and first motion active force equal in magnitude, in opposite direction, so as to offset first motion The active force of mechanism.

24. Non-Destructive Testing according to claim 23 synchronous scanning device, it is characterised in that：The balanced controls bag Include：Rack, stable steering part and balance mass are balanced, wherein：

The balance rack is engaged with the gear of first motion, and the balance rack is arranged on the stable steering portion Moved back and forth in part and in the stable steering part, the balance mass block is fixed on one end of the balance rack；

The first driving part rotating shuttling movement drives the gear both forward and reverse directions rotation, the gear and the balance Rack is engaged, so that driving the balance rack to be realized in the stable steering part comes and goes linear motion, and then drives institute State balance mass block and do linear reciprocating motion.

25. Non-Destructive Testing according to claim 24 synchronous scanning device, it is characterised in that：Described device at least has A kind of following feature：

The round linear movement direction of the balance rack in the stable steering part and first rack are described the Round linear movement direction in one guiding parts is on the contrary, so as to the balance mass block and the detection module or detection sample The direction of motion it is opposite；

The stable steering part is line channel；

First guiding parts is line channel.

26. Non-Destructive Testing according to claim 3 synchronous scanning device, it is characterised in that：The horicontal motion mechanism, Including：Frame, the second driving part and horizontal rotating disc, wherein：

Second driving part connect the horizontal rotating disc and drive the horizontal rotating disc carry out in the horizontal plane step motion, Uniform circular motion or speed change circular motion；Detection sample or detection module are placed on the horizontal rotating disc and with the level Rotating disk does step motion, uniform circular motion or speed change circular motion in the horizontal plane.

27. Non-Destructive Testing according to claim 3 synchronous scanning device, it is characterised in that：The vertical movement mechanism Including：Frame, the 3rd driving part and vertical dial, wherein：

3rd driving part connect the vertical dial and drive the vertical dial carried out in vertical plane step motion, Uniform circular motion or speed change circular motion, detection sample or detection module are placed on the vertical dial and with described vertical Rotating disk does step motion, uniform circular motion or speed change circular motion in vertical plane.

28. the Non-Destructive Testing synchronous scanning device according to claim any one of 1-27, it is characterised in that：Described device Further comprise：Support member, the support member is used to connecting and supporting the second motion and the first motion.

29. a kind of nondestructive detection system of the synchronous scanning device including described in claim any one of 1-28.

30. nondestructive detection system according to claim 29, it is characterised in that：Also include：Ultrasonic pulse is gathered Device, high-speed collection card, tank and computer；Wherein：

Detection sample is placed on the first motion of the synchronous scanning device, the second motion on one of them and submerged In the liquid of tank, detection module be arranged on the first motion, the second motion another on be placed in detect sample The top of product, the first motion, the second motion of the synchronous scanning device are synchronized with the movement, synchronous to drive detection sample Product, detection module realize first direction, the scanning track of second direction respectively, and harvester, which occurs, for the ultrasonic pulse is used for Ultrasonic pulse signal is produced, collection is detected sample message to the detection module in real time by setting sampled point, and generates image It is shown in computer.

31. a kind of Non-Destructive Testing synchronous scanning method of the synchronous scanning device described in use claim any one of 1-28, its It is characterised by：Methods described cancels the scan mode of stepping grid, is scanned, specifically included using Biaxial synchronous：

32. Non-Destructive Testing synchronous scanning method according to claim 31, it is characterised in that：Methods described includes following step Suddenly：

S1：Planning scanning track, the cycle of scanning track is N times of the detection resolution of the first motion axle, and peak-to-peak value is Scan the second motion axle scope；

S2：Drive first motion with second motion by setting trajectory synchronization motion, while detection module By setting sampled point, collection is detected sample message in real time, and plane picture is generated using sampling point information；

S3：The sampling point information that the scanning down-sampling point station acquisition that is synchronized with the movement is arrived carries out interpolation calculation, generates pixel pair The workpiece information of position is answered, predetermined scanning track is synthesized.

33. the lossless detection method according to claim 31 or 32, it is characterised in that：Methods described is by adjusting described The motion acceleration-deceleration of one motion and second motion changes scanning type of gesture, wherein：

First motion uses the acceleration and deceleration motion of fixed proportion with second motion, then movement locus is three It is angular；

First motion connects with acceleration and deceleration motion of second motion using not fixed proportion, then movement locus It is near trapezoidal；

First motion is with second motion using sinusoidal acceleration and deceleration motion, then movement locus is sinusoidal rail Mark；

First motion uses different acceleration and deceleration motion forms from second motion, then realizes more complicated Movement locus.