CN212989253U - Special ruler for drawing marking line before phased array detection - Google Patents
Special ruler for drawing marking line before phased array detection Download PDFInfo
- Publication number
- CN212989253U CN212989253U CN202021870641.XU CN202021870641U CN212989253U CN 212989253 U CN212989253 U CN 212989253U CN 202021870641 U CN202021870641 U CN 202021870641U CN 212989253 U CN212989253 U CN 212989253U
- Authority
- CN
- China
- Prior art keywords
- ruler
- phased array
- special
- workpiece
- bending
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The application relates to a special ruler for drawing a mark line before phased array detection, which relates to the technical field of nondestructive detection of workpieces and comprises a straight ruler part and a bending part which are connected, wherein one end of the bending part, which is far away from the straight ruler part, is abutted against a welding line, and the straight ruler part is positioned on the surface of the workpiece; the ruler part is connected with a sliding block in a sliding mode, a through hole is formed in the sliding block, and a pen point of the marking pen can be inserted into the through hole and contacts with the surface of a workpiece. This application has the comparatively even mark line of thickness of being convenient for draw to can promote phased array detecting instrument's displacement precision, and then can promote phased array detecting instrument's the effect of the detection precision.
Description
Technical Field
The application relates to the field of nondestructive testing of workpieces, in particular to a special ruler for marking lines in array control detection.
Background
At present, an ultrasonic system is commonly used for detecting defects of product parts in China. Generally, when a phased array inspection apparatus is used to inspect an flaw, echo data, i.e., an image after reflection of an acoustic wave, is displayed on the phased array inspection apparatus.
Before the phased array detection instrument is used for detecting flaws, marking lines need to be drawn on a workpiece so that the phased array detection instrument can move along the marking lines and detect the workpieces. In the related technology, a steel ruler with scale marks is mostly placed on the surface of a workpiece, one end of each scale mark is close to a welding line, the other end of each scale mark is perpendicular to the welding line, and then a marking pen is adopted to slide and mark in the length direction of the steel ruler.
In view of the above-mentioned related art, the inventor believes that since the steel rule is directly attached to the surface of the workpiece, the steel rule is generally thin, and the pen point of the marking pen is generally thick, the marking pen is easy to draw a line along the extending direction of the steel rule, so that the thickness of the marking line is uneven, and the displacement precision of the phased array detection instrument is reduced, and the detection precision of the phased array detection instrument is reduced.
SUMMERY OF THE UTILITY MODEL
In order to improve the inhomogeneous problem of mark line thickness appears easily after marking off, this application provides a draw special chi of mark line before phased array detects.
The application provides a draw special chi of mark line before phased array detects adopts following technical scheme:
a special ruler for drawing a mark line before phased array detection comprises a straight ruler part and a bending part which are connected, wherein one end of the bending part, which is far away from the straight ruler part, is abutted against a welding line, and the straight ruler part is positioned on the surface of a workpiece; the ruler portion is connected with a sliding block in a sliding mode, a through hole is formed in the sliding block, and a pen point of the marking pen can be inserted into the through hole and contacts with the surface of a workpiece.
By adopting the technical scheme, the bending part is abutted against the welding seam, so that the position of the ruler part can be stably fixed, and the displacement of the ruler part is reduced; secondly, the portion of bending can be so that there is the clearance between ruler portion and the workpiece surface, when the nib of marker pen removed the workpiece surface through inserting the through-hole, can make the most advanced complete contact workpiece surface of nib and the uneven condition emergence of nib contact workpiece surface that can appear drawing partially or more difficult to be convenient for draw the comparatively even mark line of thickness. The displacement precision of the phased array detecting instrument is improved, and therefore the detecting precision of the phased array detecting instrument is improved.
Optionally, the ruler part is provided with a waist-shaped hole along the axial direction thereof, and two ends of the waist-shaped hole in the width direction are provided with sliding grooves along the axial direction of the ruler part; the sliding block is provided with a connecting block which is embedded in the sliding groove and slides along the length direction of the sliding groove; the orthographic projection of the through hole is positioned in the waist-shaped hole.
By adopting the technical scheme, the waist-shaped hole provides a line drawing area for the marking pen on the surface of the workpiece, and the sliding block is connected with the sliding groove through the connecting block to realize directional sliding on the linear part.
Optionally, one end of the ruler portion, which is close to the bending portion, is connected with a limiting member, and the limiting member slides along the length direction of the ruler portion and limits the initial position of the sliding block.
By adopting the technical scheme, the limiting part is used for limiting the initial position of the sliding block, so that the distance between the starting end of the marking line and the welding line can be conveniently controlled.
Optionally, the limiting part is a magnetic plate, the magnetic plate can be magnetically connected with the ruler portion, and one end of the magnetic plate is arranged in a bending mode and is hooked at one end of the ruler portion in the width direction.
Through adopting above-mentioned technical scheme, through linking with each other of colluding of the one end of the crooked one end of magnetic sheet and ruler portion width direction, the magnetic sheet that slides can make the magnetic sheet follow the directional displacement of length direction of ruler portion. Because the magnetic plate is magnetically connected with the ruler part, the magnetic plate can be fixed on the ruler part when the sliding of the magnetic plate is stopped, so that the initial position of the sliding block is limited.
Optionally, the ruler part is provided with scale marks perpendicular to the axis of the ruler part, and the length of the scale marks is equal to the width of the ruler part.
By adopting the technical scheme, the distance between the magnetic plate and the welding line can be conveniently and rapidly observed by a detector when the magnetic plate is moved, so that the distance between the initial position of the marking line and the welding line can be conveniently calculated; and the length of the drawn marking line can be observed at any time by a detector in the line drawing process.
Optionally, an adjusting piece for adjusting the distance between the ruler portion and the surface of the workpiece is arranged at one end, away from the bending portion, of the ruler portion.
Through adopting above-mentioned technical scheme, the regulating part is used for adjusting the distance between ruler portion and the workpiece surface in the one end of keeping away from the portion of bending to can make ruler portion remain parallel with the workpiece surface throughout at the setting-out in-process, and then be convenient for promote the precision of setting-out.
Optionally, the adjusting part includes the installation piece and with installation piece threaded connection's adjusting screw, the installation piece is connected with the one end that the portion of bending was kept away from to ruler portion, adjusting screw runs through the installation piece and the surface of butt work piece.
Through adopting above-mentioned technical scheme, rotate adjusting screw and can make adjusting screw towards the one end butt workpiece surface of installation piece, adjusting screw and the cooperation of the portion of bending can make ruler portion and workpiece surface continuously keep the level.
Optionally, the bending portion is perpendicular to the straight edge portion.
By adopting the technical scheme, the marking pen generates vertical force to the ruler part and the bending part is also vertically stressed when drawing a line, and the stress deformation of the bending part is small.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the straight rule part, the bending part, the sliding block and the through hole, the displacement precision of the phased array detection instrument can be improved, and therefore the detection precision of the phased array detection instrument is improved;
2. through the arrangement of the waist-shaped hole, the sliding groove and the connecting block, a line drawing area can be provided for the marking pen on the surface of the workpiece, and the marking pen can draw lines in the waist-shaped hole in an oriented manner;
3. through the setting of installation piece and adjusting screw, can play the screw and make ruler portion and workpiece surface keep the level with the cooperation of the portion of bending to be convenient for promote the effect of setting-out precision.
Drawings
Fig. 1 is a schematic view of the overall structure of a workpiece of the related art.
Fig. 2 is a schematic view of the entire structure of the special ruler according to the embodiment of the present application.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Description of reference numerals: 1. a workpiece; 11. welding seams; 2. a straight rule part; 21. a kidney-shaped hole; 22. a sliding groove; 23. scale lines; 3. a sliding block; 31. a through hole; 32. connecting blocks; 4. a magnetic plate; 41. a bending section; 5. a bending part; 6. mounting blocks; 61. and adjusting the screw.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
Referring to fig. 1, a workpiece 1 in the related art may be a circular tube welded together, and before phased array inspection of the workpiece 1 is required, a plurality of marking lines extending in the axial direction of the circular tube need to be drawn around the circumference of the circular tube near a weld 11.
The embodiment of the application discloses draw special chi of marking line before phased array detects. Referring to fig. 2 and 3, a ruler special for marking lines before phased array detection comprises a straight ruler part 2, a bending part 5, an adjusting part, a sliding block 3 and a limiting part. The both ends of ruler portion 2 are connected portion 5 and the regulating part of bending respectively, and the edge setting of 5 butt welding seams 11 of portion of bending, the setting of regulating part laminating work piece 1 surface, and portion 5 and the regulating part of bending make ruler portion 2 and work piece 1 surface parallel. The limiting piece and the sliding block 3 are both located on the linear portion and slide along the axial direction of the linear portion, and the initial position of the sliding block 3 can be limited after the limiting piece stops sliding. The sliding block 3 is provided with a through hole 31, a pen point of the marking pen can be inserted into the through hole 31 and contacts the surface of the workpiece 1, and the sliding marking pen can drive the sliding block 3 to axially move along the linear part so as to slide out the marking line.
Referring to fig. 2, the bent portion 5 is integrally formed with the straight portion, and the bent portion 5 may be disposed perpendicular to the straight portion to reduce the deformation degree of the bent portion 5 when being stressed. The length of the bending part 5 is 3-5mm, specifically 5mm, and the length of the straight part is 200 mm. In this embodiment, the bent portion 5 and the straight portion may be made of a material with a certain rigidity, and may be made of steel, ceramic composite material, or rigid plastic.
Referring to fig. 2, in order to keep the ruler portion 2 parallel to the surface of the workpiece 1 during use, the adjustment means employs a mounting block 6 and an adjustment screw 61 screwed to the mounting block 6. One side of the mounting block 6 is welded with one end of the straight edge part 2 far away from the bending part 5, and one end of the adjusting screw 61 penetrates through the mounting block 6 and is arranged towards the surface of the workpiece 1. The straight part 2 is manually held parallel to the surface of the workpiece 1, and then the nut of the adjustment screw 61 is turned until the end of the adjustment screw 61 abuts the surface of the workpiece 1.
Referring to fig. 2 and 3, the ruler portion 2 is provided with a plurality of scale marks 23 perpendicular to the axis of the ruler portion 2 along the length direction thereof, and the length of the scale marks 23 is equal to the width of the ruler portion 2. The straight ruler part 2 is provided with a waist-shaped hole 21 along the axial direction, and two ends of the waist-shaped hole 21 in the width direction are provided with sliding grooves 22 along the axial direction of the straight ruler part 2; the sliding block 3 is provided with a connecting block 32, the connecting block 32 is embedded in the sliding groove 22 and slides along the length direction of the sliding groove 22, and the orthographic projection of the through hole 31 is positioned in the kidney-shaped hole 21. The pen point of the marking pen sequentially penetrates through the through hole 31 and the waist-shaped hole 21 until the marking pen abuts against the surface of the workpiece 1, then the marking pen is pulled towards one side far away from the bending part 5, the sliding block 3 can slide along the length direction of the sliding groove 22 through the connecting block 32, so that the marking line with uniform thickness can be directionally drawn, and the scale value of the marking line can be observed at any time in the line drawing process.
Referring to fig. 2 and 3, a distance of 8-15mm is generally required between the starting point of the mark line and the weld 11, and in order to adjust the distance between the starting point of the mark line and the weld 11, the limiting member is a magnetic plate 4, one end of the magnetic plate 4 is provided with a bending portion 41, and the bending portion 41 is hooked at one end of the ruler portion 2 in the width direction. The magnetic plate 4 is slid along the length direction of the straight edge part 2, and the sliding of the magnetic plate 4 is stopped when the magnetic plate 4 reaches the designated scale mark 23. The ruler part 2 is made of steel, and the magnetic plate 4 can be magnetically connected with the ruler part 2, so that the magnetic plate 4 can be fixed on the ruler part 2 when the sliding of the magnetic plate 4 is stopped, and the initial position of the sliding block 3 is limited.
The implementation principle of the ruler special for marking lines before phased array detection is as follows: the side of the bent part 5 away from the straight part 2 abuts against the edge of the weld 11, and then the straight part 2 is leveled manually and the adjusting screw 61 is turned until the adjusting screw 61 abuts against the surface of the workpiece 1. Then drag the magnetic plate 4 so that the magnetic plate 4 is displaced to the specified graduation line 23, and then slide the sliding block 3 to abut against the magnetic plate 4. Then, the pen point of the marker is inserted into the through hole 31 and the waist-shaped hole 21 in this order until the marker abuts against the surface of the workpiece 1, and at this time, the slide block 3 can slide along with the marker by pulling the marker, thereby drawing a marker line having a uniform line. And finally, taking out the marking pen, sequentially placing the special ruler around the circumferential direction of the circular tube, and repeating the steps of sliding the sliding block 3 to be abutted against the magnetic plate 4 and drawing a line, so that the marking lines can be uniformly distributed along the circumferential direction of the circular tube.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a special chi of drawing mark line before phased array detects which characterized in that: the bending device comprises a ruler part (2) and a bending part (5) which are connected, wherein one end, far away from the ruler part (2), of the bending part (5) is abutted to a welding line (11), and the ruler part (2) is located on the surface of a workpiece (1); the ruler part (2) is connected with a sliding block (3) in a sliding mode, a through hole (31) is formed in the sliding block (3), and a pen point of the marker pen can be inserted into the through hole (31) and contacts the surface of the workpiece (1).
2. The ruler special for marking lines before phased array detection according to claim 1, characterized in that: a waist-shaped hole (21) is formed in the ruler part (2) along the axial direction of the ruler part, and sliding grooves (22) are formed in the two ends of the waist-shaped hole (21) in the width direction along the axial direction of the ruler part (2); the sliding block (3) is provided with a connecting block (32), and the connecting block (32) is embedded in the sliding groove (22) and slides along the length direction of the sliding groove (22); the orthographic projection of the through hole (31) is positioned in the waist-shaped hole (21).
3. The ruler special for marking lines before phased array detection as claimed in claim 2, wherein: one end, close to the bending portion (5), of the ruler portion (2) is connected with a limiting piece, and the limiting piece slides along the length direction of the ruler portion (2) and limits the initial position of the sliding block (3).
4. The ruler special for marking lines before phased array detection as claimed in claim 3, wherein: the limiting part adopts magnetic sheet (4), magnetic sheet (4) can be connected with ruler portion (2) magnetism, the crooked setting of one end of magnetic sheet (4) is colluded and is located ruler portion (2) width direction's one end.
5. The ruler special for marking lines before phased array detection as claimed in claim 4, wherein: the ruler part (2) is provided with scale marks (23) perpendicular to the axis of the ruler part, and the length of the scale marks (23) is equal to the width of the ruler part (2).
6. The ruler special for marking lines before phased array detection according to claim 1, characterized in that: one end of the ruler part (2) far away from the bending part (5) is provided with an adjusting piece used for adjusting the distance between the ruler part (2) and the surface of the workpiece (1).
7. The ruler special for marking lines before phased array detection as claimed in claim 6, wherein: the adjusting part comprises an installation block (6) and an adjusting screw (61) connected with the installation block (6) in a threaded mode, the installation block (6) is connected with one end, away from the bending part (5), of the straight edge part (2), and the adjusting screw (61) penetrates through the surface of the installation block (6) and abuts against the workpiece (1).
8. The ruler special for marking lines before phased array detection according to claim 1, characterized in that: the bending part (5) is perpendicular to the straight rule part (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021870641.XU CN212989253U (en) | 2020-08-31 | 2020-08-31 | Special ruler for drawing marking line before phased array detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021870641.XU CN212989253U (en) | 2020-08-31 | 2020-08-31 | Special ruler for drawing marking line before phased array detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212989253U true CN212989253U (en) | 2021-04-16 |
Family
ID=75435851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021870641.XU Active CN212989253U (en) | 2020-08-31 | 2020-08-31 | Special ruler for drawing marking line before phased array detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212989253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115980092A (en) * | 2023-03-20 | 2023-04-18 | 宁波吉宁汽车零部件有限公司 | Weld piece check out test set |
-
2020
- 2020-08-31 CN CN202021870641.XU patent/CN212989253U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115980092A (en) * | 2023-03-20 | 2023-04-18 | 宁波吉宁汽车零部件有限公司 | Weld piece check out test set |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105758360B (en) | A kind of steering bearing blowout patche raceway groove parameter measurement instrument and its measurement method | |
| CN212989253U (en) | Special ruler for drawing marking line before phased array detection | |
| CN101078710A (en) | Supersonic flaw-detecting curvature compensation method | |
| JP2007187593A (en) | Inspection device for piping and inspection method for piping | |
| WO2009030187A1 (en) | Method for the complete detection of the geometry of test objects by means of ultrasound | |
| CN105806290A (en) | Curved surface local normal vector measuring method based on vortex dot matrix | |
| CN202533417U (en) | Reference block for detecting incomplete penetration width of T-shaped joint by straight probe | |
| KR20130142608A (en) | Device for inspecting pipe | |
| JP6596227B2 (en) | Inspection apparatus and inspection method | |
| JP2017032354A (en) | Device for measuring wall thickness and displacement of inner and outer surfaces of tube | |
| US20210215477A1 (en) | Determining the orientation of at least one object and method for relatively orienting rollers | |
| CN101251377B (en) | Coordinate measuring auxiliary tool, coordinate measuring probe and coordinate measuring machine | |
| CN106679535A (en) | Dedicated ruler for measuring unevenness of end face of roll paper, and detection method of dedicated ruler | |
| CN110926308B (en) | Combined mapping device | |
| US20200141713A1 (en) | Methods and apparatus for determining a height of an edge portion of a product | |
| CN111413412B (en) | Method for measuring refraction angle of ultrasonic probe | |
| CN206459591U (en) | A kind of ruler fixed support | |
| CN202158814U (en) | Portable steel pipe sampling positioning ruler | |
| CN206670488U (en) | A kind of roll web end face concavo-convex amount detection special ruler | |
| CN217303872U (en) | Transducer positioning ruler for detecting concrete crack depth by ultrasonic method | |
| CN220039308U (en) | Stainless steel piping bending size detection tool | |
| CN212159689U (en) | Floating ultrasonic probe adjusting device of major diameter pipe rod | |
| CN215114272U (en) | Multifunctional welding seam detection ruler | |
| CN204008558U (en) | A kind of ultrasonic flaw detection positioning measuring device | |
| CN218723848U (en) | Full-automatic plate thickness detection device for alignment film printing plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |