CN103969697B - Welding seam detection device in polygonal tube - Google Patents
Welding seam detection device in polygonal tube Download PDFInfo
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- CN103969697B CN103969697B CN201410168380.XA CN201410168380A CN103969697B CN 103969697 B CN103969697 B CN 103969697B CN 201410168380 A CN201410168380 A CN 201410168380A CN 103969697 B CN103969697 B CN 103969697B
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Abstract
The invention discloses welding seam detection device in a kind of polygonal tube, this polygonal tube has N number of internal face, described device includes the sensor stand (23) of the interior welding seam for detecting polygonal tube (1), being provided with N number of weld seam detection sensor (24～27) on sensor stand, each weld seam detection sensor can be correspondingly towards the respective inner walls face of polygonal tube in the tube chamber of polygonal tube.Detect in device at this, it is possible to detecting the weld seam on whole internal face easily and reliably, the internal face being formed with high frequency weld seam will be detected and position one by one, reduce labor strength, detect highly reliable and efficiency is high.Further can be applicable in automatic assembly line operation, carrying out unifying to rotate location subsequently through automatic mechanism by the polygonal tube after detection, make each polygonal tube the wall with high frequency weld seam (10) towards unification, more eliminate manual operations and poor efficiency thereof.
Description
Technical field
The present invention relates to a kind of detection device, in particular it relates to one to be exclusively used in detection square tube etc. many
The detection device of the high frequency weld seam of limit shape pipe.
Background technology
As the main chord of standard section of derrick crane or the assembly of the main chord of crane arm, square tube is by monolithic
Steel plate bending squarely, and by high frequency weld seam on the midline position of one of them wall of square inwall
Docking.Therefore, high frequency weld seam is axially formed in any one internal face.And, in tower lifting
During the molding of machine main chord of standard section or crane arm main chord, tying up as raw-material square tube supplied materials
Time, the wall with high frequency weld seam of square tube towards being inconsistent.Therefore at actual production standard knot
When, it is necessary to manual confirmation high frequency weld seam towards, and overturn location make high frequency weld seam towards
Unified.Otherwise, if the high frequency weld seam of square tube is towards exception, the assembling of reinforcing plate that will affect in standard knot
With weld, the use to tower crane simultaneously causes potential safety hazard, causes standard knot chord member reprocess or scrap.
But, the most manually the high frequency weld seam of square tube is confirmed one by one and adjust weld seam towards, to people
Member's self-disciplining requires height, easily produces missing inspection, causes waste product, and detection quality is unstable.And square tube weight
Measure heavier and workload is big so that labor strength is high, or use driving or material fork upset, then imitate
Rate is low.Meanwhile, manual detection mode is the most more difficult to meet the production requirement of automatic assembly line.
Summary of the invention
It is an object of the invention to provide welding seam detection device in a kind of polygonal tube, can be polygon to square tube etc.
Shape pipe carries out the high accurancy and precision detection of inside weld, and working performance is high, can be conjointly employed in automatic production line
In.
For achieving the above object, according to an aspect of the invention, it is provided connect weldering in a kind of polygonal tube
Seam detection device, this polygonal tube has N number of internal face, and this device includes for detecting polygonal tube
The sensor stand of interior welding seam, described sensor stand is provided with N number of weld seam detection sensor, respectively
Individual weld seam detection sensor can be correspondingly towards described polygon in the tube chamber of described polygonal tube
The respective inner walls face of shape pipe.
Preferably, described sensor stand is polygon support, the cross section of this polygon support relative to
The shape of the cross section of described polygonal tube is identical and cross-sectional area is scale smaller, described weld seam detection
Sensor is respectively correspondingly arranged on the respective external wall face of described polygon support.
Preferably, this device also includes that sensor-advancement mechanism, polygonal tube location-plate and detection and location are entered
To mechanism, this detection and location feed mechanism and described sensor-advancement mechanism are separately positioned on described polygon
The axial both sides of pipe, described detection and location feed mechanism is for described along axially promoting of described polygonal tube
Polygonal tube location-plate is resisted against on the axial end of described polygonal tube, and sensor-advancement mechanism is used for driving
In dynamic described sensor stand stretches into the tube chamber of described polygonal tube or therefrom remove.
It is highly preferred that welding seam detection device also includes movement slide rail, slide block and use in above-mentioned polygonal tube
Carry the bracket of described polygonal tube in torr, described bracket is slidably mounted in described shifting by described slide block
On fortune slide rail, described sensor stand be arranged on the lateral of described movement slide rail and can with on described bracket
The described polygonal tube that torr carries is axially aligned.
Preferably, this device includes parallel and spaced two described movement slide rails, every described shifting
Being provided with, in fortune slide rail, the screw mandrel arranged along movement direction, described slide block is connected with the swivel nut on described screw mandrel.
Preferably, between the described slide block on two described movement slide rails, connection has the synchronising (connecting) rod of rigidity.
Preferably, described bracket includes bracket body, saddle and picking-up elevating mechanism, described bracket body
Being arranged on described slide block, described picking-up elevating mechanism is arranged on described bracket body and drives for lifting
Dynamic described saddle, described polygonal tube is bearing on described saddle.
Preferably, described saddle is formed with right angle V-shaped groove.
It is highly preferred that this device also to include being separately positioned on described movement slide rail both sides described polygon with location
Two clamping mechanisms of shape pipe, each described clamping mechanism includes fixture and fixture feed control mechanism, institute
State fixture feed control mechanism for driving described fixture to move towards described polygonal tube and controlling clamping
This polygonal tube；
Wherein, at least one described clamping mechanism also includes rotating positioning motor and rotating register control,
Described rotation positioning motor is used for driving described fixture to drive described polygonal tube to realize rotating location, described
Rotate register control and be configured to receive the weld detection signal of described weld seam detection sensor and according to being somebody's turn to do
Signal calculates described polygonal tube and rotates orientation angle accordingly, thus controls described rotation positioning motor
Realize the rotation of described rotation orientation angle.
Preferably, described sensor stand can be along the shifting of described movement slide rail with the described clamping mechanism of homonymy
Interval, fortune direction is arranged, or described sensor stand and described clamping mechanism can be spaced cloth along short transverse
Put.
According to technique scheme, in the polygonal tube of the present invention in welding seam detection device, it is possible to logical
Crossing sensor-advancement mechanism drives sensor stand to stretch in polygonal tube, and sensor stand is provided with N
Individual weld seam detection sensor, it is possible to when stretching in polygonal tube correspondingly towards the N of polygonal tube
Individual internal face, to detect the weld seam on whole internal face.Therefore, the internal face being formed with high frequency weld seam will
Detected one by one and positioned, reduced labor strength, detect highly reliable and efficiency is high.More enter
One step ground, can be applicable in automatic assembly line operation, by detection after polygonal tube subsequently through
Automatic mechanism carries out unifying to rotate location so that the wall with high frequency weld seam of each polygonal tube
Towards unification, more eliminate manual arduous and inefficient.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with
Detailed description below is used for explaining the present invention together, but is not intended that limitation of the present invention.?
In accompanying drawing:
Fig. 1 is according to the vertical view of welding seam detection device in the polygonal tube of the preferred embodiment of the present invention
Figure；
Fig. 2 is the left view of welding seam detection device in the polygonal tube shown in Fig. 1, wherein, for clear
For the sake of, conceal the rotary positioning mechanism such as fixture, fixture feed control mechanism；
Fig. 3 is the structural representation that the sensor stand in Fig. 1 stretches into when carrying out weld seam detection in polygonal tube
Figure；
Fig. 4 is that the polygonal tube in welding seam detection device is transplanted in the polygonal tube shown in Fig. 1 or Fig. 2
The structural representation of mechanism；
Fig. 5 be in the polygonal tube shown in Fig. 1 the pipe fitting in welding seam detection device by movement to rotation
Detent mechanism alignment, to carry out rotating side view during location, wherein, for clarity sake, has concealed sensing
The weld seam detection mechanisms such as device feed mechanism, polygonal tube location-plate, sensor stand；And
Fig. 6 is that the clamp polygonal tube shown in Fig. 5 is to carry out rotating the clamping structure signal of location
Figure.
Description of reference numerals
1 polygonal tube 10 high frequency weld seam
21 sensor-advancement mechanism 22 polygonal tube location-plates
23 sensor stand 24 first weld seam detection sensors
25 second weld seam detection sensor 26 the 3rd weld seam detection sensors
27 the 4th weld seam detection sensor 28 detection and location feed mechanisms
31 fixture 32 fixture feed control mechanisms
33 rotate positioning motor 41 movement slide rail
42 slide block 43 screw mandrels
44 screw mandrels drive motor 45 bracket body
46 synchronising (connecting) rods 47 hold up elevating mechanism
48 saddles
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that
Detailed description of the invention described herein is merely to illustrate and explains the present invention, is not limited to this
Bright.
In the present invention, in the case of illustrating on the contrary, the noun of locality of use as " upper and lower, top,
The end " it is typically for for direction shown in the drawings or on vertical, vertical or gravity direction
For the relationship description word of each parts mutual alignment.
As shown in Figure 1, Figure 2 with shown in Fig. 5, the invention provides welding seam detection dress in a kind of polygonal tube
Putting, this polygonal tube 1 has N number of internal face, and described detection device includes for detecting polygonal tube 1
The sensor stand 23 of interior welding seam, sensor stand 23 is provided with N number of weld seam detection sensor
24,25,26,27, can be correspondingly towards polygon when each weld seam detection sensor is in tube chamber
The respective inner walls face of shape pipe 1.So, as it can be seen, at four internal faces corresponding to square tube, if adopting
All internal faces can be detected with four weld seam detection sensors 24,25,26,27 exhaustive, eliminate
The problem of artificial missing inspection, improves detection accuracy.If it will be appreciated by those skilled in the art that and adopting
The most also three internal faces corresponding in can detecting square tube with three weld seam detection sensors, and then can determine that
The internal face at interior welding seam place be in three internal faces detected or residue do not detect
Internal face.Four weld seams of only square tube and correspondence thereof to have four internal faces in implementation below
It is illustrated as a example by detection sensor.
Wherein, for ease of the location and installation of multiple sensors, sensor stand 23 is preferably such as Fig. 3 institute
The polygon support shown, the square set i.e. illustrated, the cross section of this square set is relative to the horizontal stroke of square tube
The shape in cross section is identical and cross-sectional area is scale smaller.In Fig. 3, sensor stand 23 is same
For Guan Bi square, the half of the corresponding length of side of the length of side on each limit tetragonal substantially square tube.Sensing
Can arrange installing hole in four outside wall surface of device support 23, the first weld seam detection sensor 24, second welds
Seam detection sensor the 25, the 3rd weld seam detection sensor 26 and the 4th weld seam detection sensor 27 can pass through
Securing member is respectively correspondingly arranged on the installing hole of four outside wall surface of sensor stand 23.So exist
When sensor stand 23 inserts in polygonal tube 1, the opposed inner walls of each sensor and polygonal tube 1
Interval it is formed with between face.Sensor preferably uses such as laser sensor, four sensors towards
Corresponding square tube inwall surface-emission laser.Relative to there is no three internal faces of high frequency weld seam 10, formed
The scattering degree having laser beam on the internal face of high frequency weld seam 10 is big many, and laser line path difference is the biggest
Many, thus can determine that this internal face is the wall with high frequency weld seam 10 accordingly.Certainly, it is possible to adopt
With such as image formation by rays sensors based on other Cleaning Principle etc., the laser sensor used at this is only made
Example.Similarly, sensor stand 23 may be alternatively formed to the shapes such as circle, and sensor also can detect and remove
Welding seam in other beyond high frequency weld seam 10.It is further to note that former due to manufacturing process
Cause, the high frequency weld seam 10 of square tube is typically incorporated in the midline position of certain internal face, therefore uses square
Align with four angles of the polygonal tube 1 as square tube in four angles of the sensor stand 23 of rack form
Time, one of them sensor can be directly toward high frequency weld seam 10, is more conducive to directly detection and judges.
It addition, four weld seam detection sensors 24,25,26,27 are preferably removably arranged on biography
On sensor bracket 23, sensor stand 23 preferably again detachably connected sensor-advancement mechanism 21.
So, sensor stand 23 is that is replaceable, to be adapted to various sizes of polygonal tube 1, examines in other words
Survey the polygonal tube 1 of various sizes, the spacing between laser sensor and square tube inwall can be made all the time
Enough it is maintained in effective detecting distance of laser.Or, also in Fig. 3, each sensor can be installed to
Securing member on sensor stand 23 improves design, for example with having the bolt of multiple nut,
Thus sensor can be arranged on the diverse location of bolt, to regulate between sensor and square tube inwall
Spacing.
Seeing Fig. 1 or Fig. 2, in polygonal tube, welding seam detection device may also include sensor-advancement mechanism
21, polygon location-plate 22 and detection and location feed mechanism 28, this detection and location feed mechanism 28 and biography
Sensor feed mechanism 21 is separately positioned on the axial both sides of polygonal tube 1, detection and location feed mechanism 28
It is resisted against the axial end of polygonal tube 1 for the square tube location-plate 22 that axially promotes along polygonal tube 1
On, sensor-advancement mechanism 21 in driving sensor stand 23 to stretch into the tube chamber of polygonal tube 1 or
Therefrom remove.It is automatically brought into operation feeding by sensor-advancement mechanism 21, it is possible to decrease labor intensity, carries
High workload efficiency, especially when being conjointly employed in automatic assembly line.The automatization that is positioned at of square tube flows
Waterline is even more important, when polygonal tube 1 moves to axial with sensor stand 23 along operating line
During alignment, detection and location feed mechanism 28 can promote polygonal tube location-plate 22 to be resisted against polygonal tube 1
An axial end on, so that polygonal tube 1 is axially positioned, the sensor-advancement mechanism of another axle side
21 can axially promote sensor stand 23 to insert suitable distance in polygonal tube 1.Upon completion of the assays,
Detection and location feed mechanism 28 and sensor-advancement mechanism 21 can be thus loose the most away from each other
Open polygon pipe 1, sensor stand 23 is withdrawn into outside polygonal tube 1.The most in other embodiments,
Sensor stand 23 also can be fixed position, by driving polygonal tube 1 to make sensor stand 23 stretch into
In tube chamber or therefrom remove.
Sensor-advancement mechanism 21, sensor stand 23 and detection and location feed mechanism is included above-mentioned
On the basis of the weld seam detection mechanism of 28 grades, in the polygonal tube of the present invention, welding seam detection device also can enter
One step ground includes the polygonal tube transplanting mechanism for moving polygonal tube 1.As shown in Figure 1 and Figure 4,
This polygonal tube transplanting mechanism can include movement slide rail 41, slide block 42 and for pop-up carry polygonal tube
The bracket of 1, bracket is slidably mounted on movement slide rail 41 by slide block 42, sensor stand 23
Then be arranged on movement slide rail 41 horizontal side and can with bracket pop-up carry polygonal tube 1 the most right
Together.Specifically, movement slide rail 41 can be single slide rail, but in view of polygonal tube 1 length and
Weight, in order to keep, mobile steadily torr carries reliable, double preferably by symmetrical structure in present embodiment
Slide rail and double cartridge, as it is shown in figure 1, include parallel and spaced two movement slide rails 41.Further,
In order to realize, the stroke of transfer square tube is accurately reliable and stroke self-locking performance, is additionally provided with in every movement slide rail 41
The screw mandrel 43 arranged along movement direction, slide block 42 is connected with the swivel nut on screw mandrel 43.Screw mandrel 43 can lead to
Receive and distribute and shake handle driving, in the present embodiment, it is contemplated that the requirement of automatization, more preferably use silk
Bar drives motor 44.Screw mandrel drives motor 44 to drive screw mandrel 43 to rotate to an angle, then drive screw mandrel
Swivel nut on 43 and connected slide block 42 thereof linearly move a certain amount of stroke, thus drive bracket and
Polygonal tube 1 moves same stroke along movement slide rail 41.Turning also now to Fig. 2 and Fig. 5, two movements are sliding
Also can connect between slide block 42 on rail 41 and have the synchronising (connecting) rod 46 of rigidity so that two of the left and right sides
Bracket can synchronizing moving so that the polygonal tube 1 that two brackets are lifted can keep axial invariant position,
So polygonal tube 1 is when sliding along movement slide rail 41, it becomes possible to move to horizontal with movement slide rail 41
The position that the sensor stand 23 of side is axially aligned.
Seeing Fig. 4, in the present embodiment, described bracket can include bracket body 45, saddle 48
With picking-up elevating mechanism 47, bracket body 45 is arranged on slide block 42, and holding up elevating mechanism 47 can adopt
With the screw mandrel drive mechanism etc. such as vertically arranged, it is arranged on bracket body 45 and drives for lifting
Dynamic saddle 48, polygonal tube 1 is then bearing on saddle 48.So, polygonal tube 1 can not only be with
Move along movement slide rail 41 with bracket, additionally it is possible to lifting moving under the driving holding up elevating mechanism 47,
Move and control flexibly.Additionally, in order to more stable lifts polygonal tube 1 so that polygon time mobile
The shape pipe 1 relative position on saddle 48 is the most constant, enable to as shown in Figure 3 with sensing
The corner alignment of device support 23, as in figure 2 it is shown, be preferably formed with right angle V-shaped groove on saddle 48,
Polygonal tube 1 supports and is reliably placed in right angle V-shaped groove.
It addition, after the high frequency weld seam 10 of polygonal tube 1 being detected by above-mentioned weld seam detection mechanism,
Either manually or by other mechanism each polygonal tube 1 through detection should be had high frequency weld seam 10
Wall is put towards unified direction, to facilitate main chord or the master of crane arm of follow-up assembling tower crane standard knot
The operation of chord member.Therefore, in the polygonal tube of the present invention, welding seam detection device also can include further
Polygonal tube rotary positioning mechanism, with by unified for the polygonal tube 1 after detection upset location.As example,
As shown in Figure 1 and Figure 5, the rotary positioning mechanism in present embodiment includes being separately positioned on movement slide rail
41 both sides are to position two clamping mechanisms of polygonal tube 1, and each clamping mechanism includes fixture 31 and folder
Tool feed control mechanism 32, fixture feed control mechanism 32 is used for driving fixture to 31 towards polygonal tube 1
Move axially and control to clamp this polygonal tube 1.Wherein, at least one clamping mechanism may also include rotation
Positioning motor 33 and rotation register control (not shown), rotate positioning motor 33 and be used for driving fixture to
31 drive polygonal tube 1 to realize rotating location, rotate register control and are configured to receive weld seam detection sensing
The weld detection signal of device 24,25,26,27 to calculate polygonal tube 1 according to this signal corresponding
Rotate orientation angle, thus control to rotate positioning motor 33 and realize rotating the rotation of orientation angle.So,
Moved to when axially aligning with clamping mechanism along movement slide rail 41 by bracket after weld seam detection,
Polygonal tube 1 can by the clamping of two clamping mechanisms, and by rotate rotation direction that register control calculates and
The anglec of rotation, carries out polygonal tube 1 rotating location so that the high frequency weld seam 10 in polygonal tube 1
Put towards an ad-hoc location.
As it is shown in figure 1, when streamline automated job, sensor stand 23 and the clamping machine of homonymy
Structure is generally spaced along the movement direction of movement slide rail 41 and arranges.Operator, robot or automatic blanking
Polygonal tube 1 can be first placed on the saddle 48 of bracket by mechanism, in the driving holding up elevating mechanism 47
Under polygonal tube 1 is flushed with the height of sensor stand 23, and the two is axially aligned.Then
By screw mandrel drive motor 44 drive screw mandrel 43, by polygonal tube 1 movement to sensor stand 23
The position of alignment, carries out the detection operation of high frequency weld seam 10.After having detected, detection signal is sent
Give rotate register control, simultaneously drive screw mandrel 43 drive polygonal tube 1 movement to clamping mechanism axle
After alignment, the axial two ends of clamping polygonal tube 1, according to rotating the rotation direction that register control calculates
And the anglec of rotation, drive fixture to 31 to drive polygonal tube 1 to realize accordingly by rotating positioning motor 33
Rotation location.
Additionally it will be appreciated to those of skill in the art that rotary positioning mechanism exemplified as above and polygon
Pipe transfer mechanism only makees reference, and those skilled in the art can design and be capable of identical function but have not
With other mechanism of internal structure, but it is regarded as within the scope of the present invention.
In using according to the polygonal tube of the present invention after welding seam detection device, alternative current craft
Operating type, it is achieved automatic assembly line operation, carries out automatic detection and location to polygonal tube high frequency weld seam,
The labor intensity of reduction operation personnel, plays supervisory role to product quality simultaneously.In actual production,
Can be as the auxiliary detection device of the Automation of Welding streamline of tower crane standard knot, automatic with this streamline
Turning device integration of operation, it is achieved the detection automatically of polygonal tube, location, automaticity is high, detection
With rotation accurate positioning.It addition, only in conjunction with accompanying drawing for square tube and interior welding seam thereof in embodiment of above
Structure and position characteristics devise above-mentioned sensor stand 23 and weld seam detection sensor 24 thereof, 25,
26,27, it will be appreciated to those of skill in the art that and also can be extended to other pipe fitting such as hexagonal tube
Even in the internal weld seams detection of pipe etc., it is only necessary to shape and the weld seam detection sensing to sensor stand
The number of device and installation site carry out respective change and design.Such as, hexagonal tube corresponding can install five
Individual or six weld seam detection sensors, pipe also can divide multiple sector, and each sector correspondence installs a weldering
Seam detection sensor.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention does not limit
Detail in above-mentioned embodiment, in the technology concept of the present invention, can be to the present invention
Technical scheme carry out multiple simple variant, such as, the clamping mechanism of sensor stand 23 and homonymy it
Between can be on the same position along the movement direction of movement slide rail 41, but the two is then spaced along short transverse
Arrange.So, after weld seam detection, only can carry out clamping by lifting moving and rotate location, saving
Pipe fitting movement process in the middle of, simple variant like this belongs to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (9)
1. a welding seam detection device in polygonal tube, this polygonal tube has N number of internal face, its
Being characterised by, described device includes the sensor stand of the interior welding seam for detecting polygonal tube (1)
(23), described sensor stand (23) is provided with N number of weld seam detection sensor (24～27), respectively
Individual described weld seam detection sensor in the tube chamber of described polygonal tube (1) can correspondingly towards
The respective inner walls face of described polygonal tube (1), this device also includes sensor-advancement mechanism (21), many
Limit shape pipe location-plate (22) and detection and location feed mechanism (28), this detection and location feed mechanism (28)
With the axial both sides that described sensor-advancement mechanism (21) is separately positioned on described polygonal tube (1),
Described detection and location feed mechanism (28) is for described many along axially promoting of described polygonal tube (1)
Limit shape pipe location-plate (22) is resisted against on the axial end of described polygonal tube (1), described sensor
Feed mechanism (21) is used for driving described sensor stand (23) to stretch into described polygonal tube (1)
In tube chamber or therefrom remove.
Welding seam detection device in polygonal tube the most according to claim 1, it is characterised in that
Described sensor stand (23) is polygon support, and the cross section of this polygon support is many relative to described
The shape of the cross section on limit shape pipe (1) is identical and cross-sectional area is scale smaller, described weld seam detection
Sensor (24～27) is respectively correspondingly arranged on the respective external wall face of described polygon support.
3. according to welding seam detection device in the polygonal tube described in any one in claim 1-2,
It is characterized in that, this device also includes movement slide rail (41), slide block (42) and is used for asking load described many
The bracket on limit shape pipe (1), described bracket is slidably mounted in described shifting by described slide block (42)
In fortune slide rail (41), described sensor stand (23) is arranged on the lateral of described movement slide rail (41)
And can axially align with the described polygonal tube (1) that described bracket pop-up carries.
Welding seam detection device in polygonal tube the most according to claim 3, it is characterised in that
This device includes parallel and spaced two described movement slide rails (41), every described movement slide rail
(41) screw mandrel (43) arranged along movement direction, described slide block (42) and described screw mandrel (43) it are provided with in
On swivel nut be connected.
Welding seam detection device in polygonal tube the most according to claim 4, it is characterised in that
Article two, connect between the described slide block (42) on described movement slide rail (41) and have the synchronising (connecting) rod (46) of rigidity.
Welding seam detection device in polygonal tube the most according to claim 3, it is characterised in that
Described bracket includes bracket body (45), saddle (48) and holds up elevating mechanism (47), described bracket
Body (45) is arranged on described slide block (42), and described picking-up elevating mechanism (47) is arranged on described
Bracket body (45) is upper and is used for lifting the described saddle of driving (48), and described polygonal tube (1) supports
On described saddle (48).
Welding seam detection device in polygonal tube the most according to claim 6, it is characterised in that
Described saddle is formed with right angle V-shaped groove on (48).
Welding seam detection device in polygonal tube the most according to claim 3, it is characterised in that
This device also includes being separately positioned on described movement slide rail (41) both sides to position described polygonal tube (1)
Two clamping mechanisms, each described clamping mechanism includes fixture (31) and fixture feed control mechanism
(32), described fixture feed control mechanism (32) is used for driving described fixture (31) towards described many
Limit shape pipe (1) is mobile and controls to clamp this polygonal tube (1)；
Wherein, at least one described clamping mechanism also includes rotating positioning motor (33) and rotating location control
Device processed, described rotation positioning motor (33) is used for driving described fixture (31) to drive described polygonal tube
(1) realizing rotating location, described rotation register control is configured to receive described weld seam detection sensor
The weld detection signal of (24,25,26,27) also calculates described polygonal tube (1) according to this signal
Rotate orientation angle accordingly, thus control described rotation positioning motor (33) and realize described rotation location
The rotation of angle.
Welding seam detection device in polygonal tube the most according to claim 8, it is characterised in that
The described clamping mechanism of described sensor stand (23) and homonymy is along the movement of described movement slide rail (41)
Interval, direction is arranged, or described sensor stand (23) and described clamping mechanism are spaced along short transverse
Arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168380.XA CN103969697B (en) | 2014-04-24 | 2014-04-24 | Welding seam detection device in polygonal tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168380.XA CN103969697B (en) | 2014-04-24 | 2014-04-24 | Welding seam detection device in polygonal tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103969697A CN103969697A (en) | 2014-08-06 |
| CN103969697B true CN103969697B (en) | 2016-11-23 |
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| CN201410168380.XA Active CN103969697B (en) | 2014-04-24 | 2014-04-24 | Welding seam detection device in polygonal tube |
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| FI20100016A (en) * | 2010-01-21 | 2011-07-22 | Outokumpu Oy | Method and device for detecting faults in a weld seam |
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Application publication date: 20140806 Assignee: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY DEVELOPMENT Co.,Ltd. WEINAN BRANCH Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Contract record no.: X2023980042749 Denomination of invention: Polygonal tube internal welding seam detection device Granted publication date: 20161123 License type: Common License Record date: 20231008 Application publication date: 20140806 Assignee: Zoomlion Construction Crane Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Contract record no.: X2023980042704 Denomination of invention: Polygonal tube internal welding seam detection device Granted publication date: 20161123 License type: Common License Record date: 20231008 |