CN105352413A - Small-diameter tube radiography elliptical projection positioning ruler and operating method thereof - Google Patents
Small-diameter tube radiography elliptical projection positioning ruler and operating method thereof Download PDFInfo
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- CN105352413A CN105352413A CN201510656954.2A CN201510656954A CN105352413A CN 105352413 A CN105352413 A CN 105352413A CN 201510656954 A CN201510656954 A CN 201510656954A CN 105352413 A CN105352413 A CN 105352413A
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- diameter tube
- positioning rule
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- 238000002601 radiography Methods 0.000 title claims abstract description 25
- 238000011017 operating method Methods 0.000 title 1
- 238000001179 sorption measurement Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009659 non-destructive testing Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention discloses a small-diameter tube radiography elliptical projection positioning ruler, and the ruler comprises a laser indicator and a positioning plate. The laser indicator is disposed at the front end of a swinging needle, and the swinging needle is provided with a first straight ruler. The first straight ruler is in close and sliding connection with the swinging needle through a triangular hole on the swinging needle, and a vertical edge of the first straight ruler is perpendicular to the swinging needle. The swinging needle is connected to the positioning plate through a fastening part, and the positioning plate is provided with a chute. The positioning plate is also provided with a second straight ruler, and the second straight ruler is in close and sliding connection with the positioning plate through a square hole on the positioning plate. A vertical edge of the second straight ruler is perpendicular to the positioning plate. The ruler is simple in structure, and can be operated by one person. During positioning operation, the positioning ruler is placed on a wall of a to-be-detected small-diameter tube after the positioning ruler is assembled, and the swinging needle is adjusted to complete the placement of a radiography unit through the accuracy of lase rays. The positioning ruler does not need calculation, quickly simulates an angle formed by the central line of a radiation field of a directed radiography unit and the cross section of a weld joint, and an oval opening width, and effectively improves the work efficiency.
Description
Technical field
The invention belongs to small diameter tube technical field of nondestructive testing, refer in particular to a kind of small diameter tube X-ray radiography elliptical projection positioning rule and method of operating thereof.
Background technology
At present, at the known sensitivity of film small diameter tube of field of non destructive testing, the oval opening width that standard-required is formed on egative film upper and lower weld seam projection maximum spacing will at 3mm ~ 10mm, in order to reach standard-required, testing staff will calculate according to the offset distance formula of small diameter tube, Lo=[F-Do+ Δ h] × b+q/Do+ Δ h, F--focal length, Do--small diameter tube external diameter, Lo--eccentric throw, Δ h--weld reinforcement, b--weld width, the A/F (spacing of oval image short-axis direction) of q--ellipse, if detect the small diameter tube of different model specification, all measurements and calculations will be carried out, time when greatly will increase work.
After calculated, during each inspection, checker still needs by rule of thumb, by eyes or fine rule hue angle, not only time-consuming but also can because of the slight change of angle in operating process, cause the oval opening width of small diameter tube weld seam on egative film defective, cause egative film transillumination qualification rate to decline, corresponding engineering cost improves.
Summary of the invention
Technical matters to be solved by this invention is for above-mentioned prior art present situation, and provide structure simple, easy to operate orientation is accurate, and not calculative a kind of small diameter tube X-ray radiography elliptical projection positioning rule can be realized, it is applied in the method for operating in the elliptical projection of small diameter tube X-ray radiography, Fast Modular draws up the angle and oval opening width that the center line in directed X-ray production apparatus radiation field becomes with seam cross-section, effectively increases work efficiency.
The present invention solves the problems of the technologies described above adopted technical scheme:
A kind of small diameter tube X-ray radiography elliptical projection positioning rule, comprise laser designator and location-plate, it is characterized in that: laser designator is arranged at balancing point front end, balancing point is provided with the first try square, first try square is closely slidably connected with balancing point through the delthyrium on balancing point and the first try square vertical edge is vertical with balancing point, balancing point to be connected on location-plate by securing member and balancing point lower surface and location-plate upper surface are fitted, location-plate is provided with chute, location-plate is provided with the second try square, second try square is closely slidably connected with location-plate through the square hole on location-plate and the second try square vertical edge is vertical with location-plate.
For optimizing technique scheme, the measure taked also comprises:
Above-mentioned securing member includes bolt, packing ring, nut, bolt head is provided with the plane that twice match with chute inwall, be provided with the face of cylinder of matching with balancing point hole in the middle part of screw rod, nut outer wall is provided with the annular knurl being easy to screw, and bolt is connected with nut through chute, balancing point hole, packing ring.
Above-mentioned location-plate is provided with scale and end face is 0 scale, and location-plate upper surface is plane, and location-plate lower surface has one section of inclined-plane.
Above-mentioned location-plate one end is provided with adsorption magnet and the width of adsorption magnet is identical with location-plate width, and adsorption magnet is provided with square hole and is connected with the convex body eye-splice-type of location-plate one end.
The second above-mentioned try square and location-plate junction are provided with lock-screw, and lock-screw head is provided with the annular knurl being easy to screw.
The first above-mentioned try square is provided with scale, and the first try square both sides are triangular prism.
Above-mentioned balancing point front end is provided with the cylinder for installing laser designator, and described balancing point tail end is triangle, and leg-of-mutton drift angle, the central point in balancing point hole, the central point of delthyrium and cylinder center's point are positioned at same level line.
Above-mentioned laser designator is connected with the cylinder eye-splice-type of balancing point front end.
Above-mentioned laser designator uses transmitting color to be red, green, the Small Cylindrical formula laser pen of emissive power 5mW.
A method of operating for small diameter tube X-ray radiography elliptical projection positioning rule, comprises the following steps:
The assembling of step one, positioning rule: balancing point is connected on location-plate by securing member, location-plate arranges the second try square, balancing point arranges the first try square, laser designator is set in balancing point front end, adsorption magnet is set in location-plate one end, completes the installation of positioning rule;
Step 2, the placement of positioning rule: regulate the distance of the second try square horizontal sides and location-plate plane to be the radius of small diameter tube to be checked, screw lock-screw, positioning rule is fixed on tube wall by adsorption magnet, make location-plate one end abut against weld edge and made scale while be close to tube wall, make simultaneously the bottom of the second try square horizontal sides and small diameter tube tube wall tangent, adjust loose nut, movable balancing point, the bottom of the first try square horizontal sides is made to traverse axis of a weld, make balancing point needle point and weld edge distance controlling at 3mm ~ 10mm simultaneously, tightening nut, complete the placement of positioning rule.
The placement of step 3, X-ray machine X, is placed in the side that small diameter tube is equipped with positioning rule, focal length measurement by X-ray machine X, the window of the laser rays perpendicular ray machine simultaneously making laser designator send and by window center, complete the placement of X-ray machine X.
Compared with prior art, a kind of small diameter tube X-ray radiography elliptical projection positioning rule of the present invention, comprise laser designator and location-plate, laser designator is arranged at balancing point front end, balancing point is provided with the first try square, first try square to be closely slidably connected with balancing point by the delthyrium on balancing point and the first try square vertical edge is vertical with balancing point, balancing point is connected on location-plate by securing member, location-plate is provided with chute, location-plate is provided with the second try square, second try square is vertical with location-plate by the square hole on location-plate and the location-plate second try square vertical edge that is closely slidably connected, its structure is simple, one man operation can be realized, substantially increase a kind of accuracy of small diameter tube X-ray radiography X-ray machine X placement location.
The method of operating of a kind of small diameter tube X-ray radiography of the present invention elliptical projection positioning rule, comprise the assembling of positioning rule, the placement of positioning rule, placement three steps of X-ray machine X, after the assembling of positioning rule, positioning rule is placed on small diameter tube tube wall to be measured, balancing point is regulated to utilize the accuracy of laser rays to complete the placement of X-ray machine X, projective iteration chi operation of the present invention is single just can be completed, simple, convenient; The present invention is applied in projective iteration method of operating, and having can without the need to calculating, and Fast Modular draws up the angle and oval opening width that the center line in directed X-ray production apparatus radiation field becomes with seam cross-section, effectively increases work efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is left view in Fig. 1;
Fig. 3 is structural perspective of the present invention;
Fig. 4 is fastener constructions schematic diagram in Fig. 3;
Fig. 5 is that positioning rule is placed on left view on small diameter tube to be measured;
Fig. 6 is the vertical view after positioning rule is placed on small diameter tube to be measured location.
Embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Be structural representation of the present invention as shown in Figures 1 to 6,
Reference numeral is wherein: laser designator 1, location-plate 2, balancing point 3, first try square 4, delthyrium 5, securing member 6, chute 7, second try square 8, bolt 9, packing ring 10, nut 11, balancing point hole 12, inclined-plane 13, end face 14, magnet square hole 15, convex body 16, square hole 17 on location-plate, lock-screw 18, cylinder 19, triangle pointer 20, needle point 21, center, balancing point hole 22, delthyrium drift angle 23, adsorption magnet 24, small diameter tube 25, axis of a weld 26, the window 27 of X-ray machine X, the distance L2 of the second try square horizontal sides and location-plate plane, balancing point needle point and weld edge distance L1.
Below in conjunction with accompanying drawing, the present invention is described in further detail:
As shown in Figures 1 to 6,
A kind of small diameter tube X-ray radiography elliptical projection positioning rule, comprise laser designator 1 and location-plate 2, laser designator 1 is arranged at balancing point 3 front end, balancing point 3 is provided with the first try square 4, first try square 4 is closely slidably connected with balancing point 3 through the delthyrium 5 on balancing point 3 and the first try square 4 vertical edge is vertical with balancing point 3, balancing point 3 to be connected on location-plate 2 by securing member 6 and balancing point lower surface and location-plate upper surface are fitted, location-plate 2 is provided with chute 7, location-plate 2 is provided with the second try square 8, second try square 8 is closely slidably connected with location-plate 2 through the square hole 17 on location-plate 2 and the second try square 8 vertical edge is vertical with location-plate 2.
In embodiment, securing member 6 includes bolt 9, packing ring 10, nut 11, bolt 9 head is provided with the plane that twice match with chute 7 inwall, the face of cylinder of matching with balancing point hole 12 is provided with in the middle part of screw rod, nut 11 outer wall is provided with the annular knurl being easy to screw, bolt 9 is connected with nut 11 through chute 7, balancing point hole 12, packing ring 10, after nut 11 is tightened, balancing point 3 lower surface and location-plate 2 upper surface offset, balancing point 3 upper surface and packing ring lower surface offset, upper surface of washer and nut 11 lower surface offset, and are controlled rotation and the displacement of balancing point by turn nut 11.
In embodiment, location-plate 2 is provided with scale and end face 14 is 0 scale, and location-plate 2 upper surface is plane, and location-plate 2 lower surface has one section of inclined-plane 13, makes the contact of location-plate and small diameter tube become linear contact lay by face and locates more accurate.
In embodiment, location-plate 2 one end is provided with adsorption magnet 24 and the width of adsorption magnet 24 is identical with location-plate 2 width, adsorption magnet 24 is provided with square hole 15 and is connected with convex body 16 eye-splice-type of location-plate 2 one end, eye-splice-type connects simple and convenient, can combine with the arbitrary convex body of location-plate 2 end, more adapt to Site Detection.
In embodiment, the second try square 8 and location-plate 2 junction are provided with lock-screw 18, and described lock-screw 18 head is provided with the annular knurl being easy to screw, and can prevent because overexertion causes the change in size that regulated.
In embodiment, the first try square 4 is provided with scale, and the first try square 4 both sides are triangular prism, the becoming point cantact with the contact of small diameter tube by line and locate more accurate of the first try square 4.
In embodiment, balancing point 3 front end is provided with the cylinder 19 for installing laser designator 1, described balancing point 3 tail end is triangle 20, and central point 23 and cylinder center's point of the drift angle 21 of triangle 20, the central point 22 in balancing point hole 12, delthyrium 5 are positioned at same axis.
In embodiment, laser designator 1 is connected with cylinder 19 eye-splice-type of balancing point 3 front end, and easy to connect being easy to operates.
In embodiment, laser designator 1 uses transmitting color to be red, green, the Small Cylindrical formula laser pen of emissive power 5mW.
A method of operating for small diameter tube X-ray radiography elliptical projection positioning rule, comprises the following steps:
The assembling of step one, positioning rule: balancing point 3 is connected on location-plate 2 by securing member 6, location-plate 2 arranges the second try square 8, balancing point 3 arranges the first try square 4, in balancing point 3 front end, laser designator 1 is set, adsorption magnet 24 is set in location-plate 2 one end, completes the installation of positioning rule;
Step 2, the placement of positioning rule: regulate the distance L2 of the second try square 8 horizontal sides and location-plate 2 plane to be the radius of small diameter tube 25 to be checked, screw lock-screw 18, positioning rule is fixed on tube wall by adsorption magnet 24, location-plate 2 one end is made to abut against weld edge and make scale while be close to tube wall, make simultaneously the bottom of the second try square 8 horizontal sides and small diameter tube tube wall tangent, adjust loose nut 11, movable balancing point 3, the bottom 28 of the first try square 4 horizontal sides is made to traverse axis of a weld 26, make balancing point 3 needle point 21 and weld edge distance L1 control at 3mm ~ 10mm simultaneously, tightening nut 11, complete the placement of positioning rule, wherein the best value of L1 is 1/2 weld width.
The placement of step 3, X-ray machine X, is placed in the side that small diameter tube is equipped with positioning rule, focal length measurement by X-ray machine X, the window 27 of the laser rays perpendicular ray machine simultaneously making laser designator 1 send and by window center, complete the placement of X-ray machine X.
Most preferred embodiment of the present invention is illustrated, and the various change made by those of ordinary skill in the art or remodeling all can not depart from the scope of the present invention.
Claims (10)
1. a small diameter tube X-ray radiography elliptical projection positioning rule, comprise laser designator (1) and location-plate (2), it is characterized in that: described laser designator (1) is arranged at balancing point (3) front end, described balancing point is shaped with delthyrium (5), described balancing point (3) is provided with the first try square (4), described the first try square (4) and described balancing point (3) are closely slidably connected, described the first try square (4) vertical edge is vertical with balancing point (3), described balancing point (3) is connected on described location-plate (2) by securing member (6), and balancing point lower surface and location-plate upper surface offset, described location-plate (2) is provided with chute (7), described location-plate (2) is provided with the second try square (8), described the second try square (8) and described location-plate (2) are closely slidably connected, described the second try square (8) vertical edge is vertical with location-plate (2).
2. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 1, it is characterized in that: described securing member (6) includes bolt (9), packing ring (10), nut (11), described bolt (9) head is provided with twice and the suitable plane of chute (7) inwall, screw rod is provided with the face of cylinder suitable with balancing point hole (12), described nut (11) outer wall is provided with the annular knurl being easy to screw, described bolt (9) is placed through chute (7), balancing point hole (12), on packing ring (10), and be connected with described nut (11).
3. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 2, it is characterized in that: described location-plate (2) is provided with scale and end face (14) is 0 scale, described location-plate (2) upper surface is plane, and described location-plate (2) lower surface is shaped with inclined-plane (13).
4. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 3, it is characterized in that: described location-plate (2) one end is provided with adsorption magnet (24), the width of described adsorption magnet (24) is identical with location-plate (2) width, and described adsorption magnet (24) is provided with square hole (15) and is connected with convex body (16) eye-splice-type of location-plate (2) one end.
5. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 4, it is characterized in that: described the second try square (8) and described location-plate (2) junction are provided with lock-screw (18), and described lock-screw (18) head is provided with the annular knurl being easy to screw.
6. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 5, is characterized in that: described the first try square (4) is provided with scale, and described the first try square (4) two limits are triangular prism.
7. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 6, it is characterized in that: described balancing point (3) front end is provided with the cylinder (19) for installing laser designator (1), described balancing point (3) tail end is triangle (20), and central point (23) and cylinder center's point of the drift angle (21) of triangle (20), the central point (22) of balancing point hole (12), delthyrium (5) are positioned at same level line.
8. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 7, is characterized in that: described laser designator (1) is connected with cylinder (19) eye-splice-type of described balancing point (3) front end.
9. a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 8, is characterized in that: described laser designator (1) uses transmitting color to be red, green, the Small Cylindrical formula laser pen of emissive power 5mW.
10. the method for operating of a kind of small diameter tube X-ray radiography elliptical projection positioning rule according to claim 1, is characterized in that: comprise the following steps:
The assembling of step one, positioning rule: balancing point (3) is connected on location-plate (2) by securing member (6), location-plate (2) arranges the second try square (8), balancing point (3) arranges the first try square (4), in balancing point (3) front end, laser designator (1) is set, adsorption magnet (24) is set in location-plate (2) one end, completes the installation of positioning rule;
Step 2, the placement of positioning rule: regulate the distance L2 of the second try square (8) horizontal sides and location-plate (2) plane to be the radius of small diameter tube to be checked (25), screw lock-screw (18), positioning rule is fixed on tube wall by adsorption magnet (24), location-plate (2) one end is made to abut against weld edge and make scale while be close to tube wall, make simultaneously the bottom of the second try square (8) horizontal sides and small diameter tube tube wall tangent, adjust loose nut (11), movable balancing point (3), the bottom (28) of the first try square (4) horizontal sides is made to traverse axis of a weld (26), make balancing point (3) needle point (21) and weld edge distance L1 control at 3mm ~ 10mm simultaneously, tightening nut (11), complete the placement of positioning rule,
The placement of step 3, X-ray machine X, X-ray machine X is placed in the side that small diameter tube is equipped with positioning rule, focal length measurement, the window (27) of the laser rays perpendicular ray machine simultaneously making laser designator (1) send and by window center, complete the placement of X-ray machine X.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510656954.2A CN105352413B (en) | 2015-10-14 | 2015-10-14 | A kind of small diameter tube X radiography elliptic projection positioning rules and its operating method |
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| CN201510656954.2A CN105352413B (en) | 2015-10-14 | 2015-10-14 | A kind of small diameter tube X radiography elliptic projection positioning rules and its operating method |
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| CN105352413B CN105352413B (en) | 2018-05-15 |
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| CN108132265A (en) * | 2017-12-29 | 2018-06-08 | 卢乐 | A kind of small diameter tube X-ray radiography elliptic projection locator |
| CN108152307A (en) * | 2017-12-29 | 2018-06-12 | 卢乐 | Small diameter tube X-ray radiography elliptic projection locator with adjusting knob |
| CN108318509A (en) * | 2018-02-07 | 2018-07-24 | 东方电气集团东方锅炉股份有限公司 | Two-way focusing method and focusing mechanism for ray detection |
| CN109099819A (en) * | 2018-10-25 | 2018-12-28 | 中核新科（天津） 精密机械制造有限公司 | A kind of the bulk detection device and detection method of steel construction piece |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108132265A (en) * | 2017-12-29 | 2018-06-08 | 卢乐 | A kind of small diameter tube X-ray radiography elliptic projection locator |
| CN108152307A (en) * | 2017-12-29 | 2018-06-12 | 卢乐 | Small diameter tube X-ray radiography elliptic projection locator with adjusting knob |
| CN108132265B (en) * | 2017-12-29 | 2020-10-30 | 日照朝一科技创新发展有限公司 | Small-diameter tube X-ray photography elliptical projection positioner |
| CN108152307B (en) * | 2017-12-29 | 2020-11-20 | 安徽小飞智能科技有限公司 | Small diameter tube X-ray photographic elliptic projection positioner with regulating knob |
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| CN108318509B (en) * | 2018-02-07 | 2023-11-28 | 东方电气集团东方锅炉股份有限公司 | Bidirectional focusing method and focusing device for ray detection |
| CN109099819A (en) * | 2018-10-25 | 2018-12-28 | 中核新科（天津） 精密机械制造有限公司 | A kind of the bulk detection device and detection method of steel construction piece |
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| Publication number | Publication date |
|---|---|
| CN105352413B (en) | 2018-05-15 |
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