CN203276641U - Welding line dissection test block - Google Patents
Welding line dissection test block Download PDFInfo
- Publication number
- CN203276641U CN203276641U CN 201320328492 CN201320328492U CN203276641U CN 203276641 U CN203276641 U CN 203276641U CN 201320328492 CN201320328492 CN 201320328492 CN 201320328492 U CN201320328492 U CN 201320328492U CN 203276641 U CN203276641 U CN 203276641U
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- vestige
- weld seam
- test block
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Abstract
The utility model discloses a welding line dissection test block, comprising a first welded plate (1) and a second welded plate (2); the side edge of the first welded plate (1) and the side edge of the second welded plate (2) are fixedly welded through a welding line (3); two ends of the welding line (3) are respectively a first end portion and a second end portion; a first nature defect (5) is formed on the external surface of the first end portion and a second nature defect (7) is formed on the external surface of the second end portion. The beneficial effects are that the welding line dissection test block is convenient for understanding feature characteristics of different natural defects in steel welding processes and is in favor of training and teaching; besides, the welding line dissection test block is convenient for observing image characteristics of steel welding different defect radiographic inspection, echo characteristics of ultrasonic testing and display characteristics of magnetic particle testing and penetrant testing; in addition, the welding line dissection test block is convenient for setting detection conditions, selecting testing parameters and determining detection process in a process of performing welding part radiographic inspection, ultrasonic testing, magnetic particle testing and penetrant testing on a testing object of a natural detect.
Description
Technical field
The utility model relates to teaching mode, more particularly, relates to a kind of weld seam and dissects test block.
Background technology
The steel weld seam is a kind of weld seam that often can run at welding field.In the forming process of steel weld seam, often can be at steel face of weld and inner some natural flaws that form, natural flaw comprises pore vestige, slag inclusion vestige and lack of penetration vestige etc.But in the practical training teaching process, generally be difficult to show the above-mentioned natural flaw of steel weld seam on the classroom, cause the student to be difficult for the difference of the shape characteristic of the different natural flaws of understanding, be unfavorable for like this teaching and study.Owing to being difficult to directly to see natural flaw, when Ultrasonic Detection, be difficult to allow the student set up contact between defective and Ultrasonic Detection echo character; When ray detection, contacting between the image feature that is difficult to allow the student set up defective and radiography detection; In magnetic detects or permeates detection, also be difficult to allow the student set up defective and magnetic detection or permeate contacting between the indicating characteristic that detects.Simultaneously, also need to testing conditions be set with the sample of natural flaw during detection, select detected parameters, determine characterization processes.
The utility model content
The technical problems to be solved in the utility model is, defects for prior art: the above-mentioned natural flaw that generally is difficult to show the steel weld seam on the classroom, cause the student to be difficult for the difference of the shape characteristic of the different natural flaws of understanding, be unfavorable for like this teaching and study, provide a kind of weld seam that has overcome defects to dissect test block.
The technical scheme that its technical matters that solves the utility model adopts is: construct a kind of weld seam and dissect test block, comprise the first welded plate and the second welded plate, the side of the side of described the first welded plate and described the second welded plate is welded and fixed by weld seam; Two ends of described weld seam are respectively first end and the second end, are formed with the first natural flaw on the outside surface of described first end, are formed with the second nature defective on the outside surface of described the second end.
Dissect in test block at weld seam described in the utility model, described the first natural flaw comprises pore vestige, slag inclusion vestige or the lack of penetration vestige of zones of different on the outside surface of being located at described first end, and described the second nature defective comprises incomplete fusion vestige, crackle vestige or the tungsten inclusion vestige of zones of different on the outside surface of being located at described the second end;
Described pore vestige comprises the cavity on the outside surface that is formed on described first end, described slag inclusion vestige comprises the filling material that is embedded on the outside surface of described first end, and described lack of penetration vestige one end is arranged on the outside surface of described first end, the other end extends to the inside of described weld seam along the length direction of described weld seam;
The domatic upper or described incomplete fusion vestige that described incomplete fusion vestige is positioned at described the first welded plate is positioned on described the second welded plate domatic, described crackle vestige comprises the crack on the outside surface that is positioned at described the second end, and described tungsten inclusion vestige comprises the tungsten that is embedded on the outside surface of described the second end.
Dissect in test block at weld seam described in the utility model, described first end is formed with the first section, and described the second end is formed with the second section; Described the first natural flaw is located on described the first section, and described the second nature defective is located on described the second section.
Dissect in test block at weld seam described in the utility model, the length of described weld seam is between the 100-200 millimeter.
Dissect in test block at weld seam described in the utility model, the thickness of described the first welded plate is between the 10-20 millimeter.
Dissect in test block at weld seam described in the utility model, the thickness of described the second welded plate is between the 10-20 millimeter.
Implement weld seam of the present utility model and dissect test block, have following beneficial effect: be convenient to understand the shape characteristic of different natural flaws in the steel welding process, be conducive to training, teaching; Be convenient to observe the image feature of the different defective ray detection of steel welding, the echo character of Ultrasonic Detection, the indicating characteristic that magnetic detects and infiltration detects; Be convenient to carry out take natural flaw as detected object weldment ray detection, Ultrasonic Detection, magnetic detection, when infiltration detects, testing conditions be set, select detected parameters, determine characterization processes.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in accompanying drawing:
Fig. 1 is the forward sight structural representation that the utility model weld seam is dissected test block embodiment;
Fig. 2 is the partial enlarged drawing of the first section in Fig. 1;
Fig. 3 is the backsight structural representation that the utility model weld seam is dissected test block embodiment;
Fig. 4 is the partial enlarged drawing of the second section in Fig. 1.
Embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, the weld seam of the present embodiment is dissected test block, comprises that the side of the first welded plate 1 and the second welded plate 2, the first welded plates 1 and the side of the second welded plate 2 are welded and fixed by weld seam 3; Two ends of weld seam 3 are respectively first end and the second end, are formed with the first natural flaw 5 on the outside surface of first end, are formed with the second nature defective 7 on the outside surface of the second end; The first natural flaw 5 comprises pore vestige 51, slag inclusion vestige 52 or the lack of penetration vestige 53 of zones of different on the outside surface of being located at first end, and the second nature defective 7 comprises incomplete fusion vestige 71, crackle vestige 72 or the tungsten inclusion vestige 73 of zones of different on the outside surface of being located at the second end;
Pore vestige 51 comprises the cavity on the outside surface that is formed on first end, slag inclusion vestige 52 comprises the filling material that is embedded on the outside surface of first end, and lack of penetration vestige 53 1 ends are arranged on the outside surface of first end, the other end extends to the inside of weld seam 3 along the length direction of weld seam 3;
The domatic upper or incomplete fusion vestige 71 that incomplete fusion vestige 71 is positioned at the first welded plate 1 is positioned on the second welded plate 2 domatic, crackle vestige 72 comprises the crack on the outside surface that is positioned at the second end, tungsten inclusion vestige 73 comprises the tungsten that is embedded on the outside surface of the second end, and it is block or spherical that tungsten is.
As shown in Figure 1 and Figure 2, first end is formed with the first section 4, and as shown in Figure 3, Figure 4, the second end is formed with the second section 6; The first natural flaw 5 is located on the first section 4, and the second nature defective 7 is located on the second section 6.
The position relationship of the below's narration natural flaw:
As shown in Figure 2, pore vestige 51 and slag inclusion vestige 52 are positioned at the top, and the below of pore vestige 51 and slag inclusion vestige 52 arranges lack of penetration vestige 53.As shown in Figure 2, lack of penetration vestige 53 is positioned at the middle part of the section of the figure of eight.Certainly, in other embodiments, the position relationship between pore vestige 51, slag inclusion vestige 52, lack of penetration vestige 53 is not limited to above-mentioned, can be also other position relationship.
As shown in Figure 4, set gradually from top to bottom crackle vestige 72, tungsten inclusion vestige 73, incomplete fusion vestige 71.Certainly, in other embodiments, the position relationship between incomplete fusion vestige 71, crackle vestige 72, tungsten inclusion vestige 73 is not limited to above-mentioned, can be also other position relationship.
In the present embodiment, the length of weld seam 3 is 150 millimeters, and in other embodiments, the length of weld seam 3 can be also other numerical value between the 100-200 millimeter such as 100 millimeters, 180 millimeters, 200 millimeters; The length of weld seam 3 depends on the length of two welded plates (the first welded plate 1 and the second welded plate 2) joint, and certainly, the length of weld seam 3 is less than or equal to the length of two welded plate joints.
In the present embodiment, the thickness of the first welded plate 1 is 15 millimeters, and in other embodiments, the thickness of the first welded plate 1 can be also other numerical value between the 10-20 millimeter such as 10 millimeters, 16 millimeters, 20 millimeters.
In the present embodiment, the thickness of the second welded plate 1 is 15 millimeters, and in other embodiments, the thickness of the first welded plate 1 can be also other numerical value between the 10-20 millimeter such as 10 millimeters, 17 millimeters, 20 millimeters.
Pore vestige 51, slag inclusion vestige 52 and lack of penetration vestige 53 adopt following method to prepare:
Pore vestige 51: with moist welding rod welding.
Slag inclusion vestige 52: sneak into the nonmetal oxide that welding forms during welding in weld seam.
Lack of penetration vestige 53: at the position fast moving welding rod of wanting prefabricated lack of penetration vestige 53.
Incomplete fusion vestige 71, crackle vestige 72, tungsten inclusion vestige 73 adopt following method to prepare:
Incomplete fusion vestige 71: first weld steel disc, then a welding on domatic.
Crackle vestige 72: add sulphur during welding in the molten bath.
Tungsten inclusion vestige 73: sneak into tungsten piece or tungsten ball during welding in weld seam.
The weld seam of the present embodiment is dissected test block: form natural flaw on the section 11 of steel casting 1, thereby obtain the model test block, just can see the shape characteristic of each natural flaw on section, convenient teaching also facilitates student's study.Certainly, the weld seam in the present embodiment is dissected test block, also can be used for ray detection and Ultrasonic Detection: by ray detection, can obtain the image feature of different natural flaws, thereby correctly identify the defect property of film image; Can record echo character corresponding to different defectives during Ultrasonic Detection, thereby correctly explain the defect property of echo, this research for natural flaw is significant with detection.
The above is described embodiment of the present utility model by reference to the accompanying drawings; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, also can make a lot of forms, within these all belong to protection of the present utility model.
Claims (6)
1. a weld seam is dissected test block, it is characterized in that, comprise the first welded plate (1) and the second welded plate (2), the side of the side of described the first welded plate (1) and described the second welded plate (2) is welded and fixed by weld seam (3); Two ends of described weld seam (3) are respectively first end and the second end, are formed with the first natural flaw (5) on the outside surface of described first end, are formed with the second nature defective (7) on the outside surface of described the second end.
2. weld seam according to claim 1 is dissected test block, it is characterized in that, described the first natural flaw (5) comprises pore vestige (51), slag inclusion vestige (52) or the lack of penetration vestige (53) of zones of different on the outside surface of being located at described first end, and described the second nature defective (7) comprises incomplete fusion vestige (71), crackle vestige (72) or the tungsten inclusion vestige (73) of zones of different on the outside surface of being located at described the second end;
Described pore vestige (51) comprises the cavity on the outside surface that is formed on described first end, described slag inclusion vestige (52) comprises the filling material that is embedded on the outside surface of described first end, and described lack of penetration vestige (53) one ends are arranged on the outside surface of described first end, the other end extends to the inside of described weld seam (3) along the length direction of described weld seam (3);
The domatic upper or described incomplete fusion vestige (71) that described incomplete fusion vestige (71) is positioned at described the first welded plate (1) is positioned on described the second welded plate (2) domatic, described crackle vestige (72) comprises the crack on the outside surface that is positioned at described the second end, and described tungsten inclusion vestige (73) comprises the tungsten that is embedded on the outside surface of described the second end.
3. weld seam according to claim 2 is dissected test block, it is characterized in that, described first end is formed with the first section (4), and described the second end is formed with the second section (6); Described the first natural flaw (5) is located on described the first section (4), and described the second nature defective (7) is located on described the second section (6).
4. weld seam according to claim 1 is dissected test block, it is characterized in that, the length of described weld seam (3) is between the 100-200 millimeter.
5. weld seam according to claim 1 is dissected test block, it is characterized in that, the thickness of described the first welded plate (1) is between the 10-20 millimeter.
6. weld seam according to claim 1 is dissected test block, it is characterized in that, the thickness of described the second welded plate (1) is between the 10-20 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320328492 CN203276641U (en) | 2013-06-07 | 2013-06-07 | Welding line dissection test block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320328492 CN203276641U (en) | 2013-06-07 | 2013-06-07 | Welding line dissection test block |
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| CN203276641U true CN203276641U (en) | 2013-11-06 |
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| CN 201320328492 Expired - Fee Related CN203276641U (en) | 2013-06-07 | 2013-06-07 | Welding line dissection test block |
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| CN105940437A (en) * | 2014-01-07 | 2016-09-14 | 伊利诺斯工具制品有限公司 | Welding software for detection and control of devices and for analysis of data |
| CN106053613A (en) * | 2016-08-10 | 2016-10-26 | 北京中实国金国际实验室能力验证研究有限公司 | Butt weld sample used for verifying ultrasonic nondestructive detection ability |
| CN106498176A (en) * | 2016-12-08 | 2017-03-15 | 东北大学 | A kind of esr process metal bath shape scaling method |
| CN108181146A (en) * | 2017-12-21 | 2018-06-19 | 石家庄钢铁有限责任公司 | It is a kind of choose and using hinder naturally stick as detect a flaw sample method |
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- 2013-06-07 CN CN 201320328492 patent/CN203276641U/en not_active Expired - Fee Related
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| US11241754B2 (en) | 2014-01-07 | 2022-02-08 | Illinois Tool Works Inc. | Feedback from a welding torch of a welding system |
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| C14 | Grant of patent or utility model | ||
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| C17 | Cessation of patent right | ||
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Granted publication date: 20131106 Termination date: 20140607 |