CN104655565A - Detection method of welding gun body production process - Google Patents
Detection method of welding gun body production process Download PDFInfo
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- CN104655565A CN104655565A CN201310590724.1A CN201310590724A CN104655565A CN 104655565 A CN104655565 A CN 104655565A CN 201310590724 A CN201310590724 A CN 201310590724A CN 104655565 A CN104655565 A CN 104655565A
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- rifle body
- welding gun
- manufacture craft
- detection method
- polishing
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Abstract
The present invention discloses a detection method of a welding gun body production process. The detection method comprises: intercepting any part of a welding gun body to be detected; carrying out mounting, burnishing and polishing on the intercepted welding gun body part to prepare a metallurgical specimen; and placing the metallurgical specimen into a metallurgical analyzer, observing the metallurgical structure of the gun body part, and evaluating the gun body production process. According to the detection method of the welding gun body production process, the assessment on the welding gun body production process is achieved and is synchronized into the incoming quality control program of the welding gun, such that the safety and the service life of the welding gun during the use process are improved, and the cost is saved.
Description
Technical field
The present invention relates to detection method, particularly relate to a kind of detection method of welding gun rifle body manufacture craft.
Background technology
Welding gun widely uses in soldering processes, forms air-flow and spray in gas outlet and form thermal-flame and make metal molten mainly pass into the oxygen of certain pressure value and combustion gas mixing in its rifle body pipeline after, thus realize by two independently parts be welded and fixed.Owing to relating to pressure, inflammable gas and naked light in the use procedure of welding gun, in use can fuse, therefore can cause the leakages such as combustion gas, and soldering scene exist naked light, great potential safety hazard can be caused, therefore its security performance and important.
In current industry, welding gun rifle body starting material are brass, and in the production run of welding gun rifle body, have two kinds of manufacture crafts, a kind of employing casting technique, another technique is for drawing after annealing destressing, the welding gun rifle body drawing after annealing state comparatively cast the welding gun rifle body physical strength of state and physical property all more excellent, therefore the life-span is longer, but does not introduce the manufacture craft of rifle body when welding gun is sold, and does not also have relevant detection method in current industry.
Summary of the invention
For above-mentioned prior art present situation, technical matters to be solved by this invention is, provides a kind of detection method of welding gun rifle body manufacture craft, effectively to pass judgment on the manufacture craft of welding gun rifle body, thus improves the usage safety performance of welding gun.
In order to solve the problems of the technologies described above, the detection method of a kind of welding gun rifle body manufacture craft provided by the present invention, comprises the steps:
Intercept any part of welding gun rifle body to be measured;
Edge sample, polishing, polishing is carried out, obtained metallographic specimen by by the rifle body region intercepted; And
Described metallographic specimen is put into metallographic examination instrument, observes the metallographic structure of described rifle body region, assess the manufacture craft of described rifle body.
Wherein in an embodiment, the length of the described rifle body region of intercepting is 3 ~ 5mm.
Wherein in an embodiment, described edge sample comprises: the described rifle body region intercepted is put into mounting press, then adds and inlays powder and carry out edge sample.
Wherein in an embodiment, described rifle body region traverse enters in described mounting press.
Wherein in an embodiment, described polishing comprises: polished by the rifle body region sander after edge sample, first roughly grind 3 ~ 6min, then fine grinding to can clear view to rifle body region and smooth surface.
Wherein in an embodiment, described polishing comprises: the rifle body region buffing machine after polishing is carried out polishing, to rifle body region without scratches visible.
Wherein in an embodiment, the manufacture craft assessing described rifle body comprises:
If coarse grains, and many in long striated, then the manufacture craft of described rifle body is poor; If crystal grain is tiny, grain size is high, and many in little bulk, then the manufacture craft of described rifle body is good.
Wherein in an embodiment, if coarse grains, and many in long striated, then the manufacture craft of described rifle body is casting technique; If crystal grain is tiny, grain size is high, and many in little bulk, then the manufacture craft of described rifle body is for drawing post growth annealing.
Wherein in an embodiment, the material of described welding gun rifle body is brass.
The detection method of welding gun rifle body manufacture craft of the present invention, by intercepting any part of welding gun rifle body to be measured, edge sample is carried out again by by the rifle body region intercepted, polishing, polishing, obtained metallographic specimen, then described metallographic specimen is put into metallographic examination instrument, observe the metallographic structure of described rifle body region, the manufacture craft of described rifle body is assessed according to metallographic structure, thus achieve the evaluation of Butt welding gun rifle body manufacture craft, and synchronously bring welding gun into enter in factory's quality monitoring project, improve the security in welding gun use procedure and serviceable life, saved cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the detection method of welding gun rifle body manufacture craft in one of them embodiment of the present invention;
Fig. 2 a, 2b are the metallograph of metallographic specimen, and wherein, Fig. 2 a is the metallograph of 1# welding gun, and Fig. 2 b is the metallograph of 2# welding gun.
Embodiment
And the present invention is described in detail in conjunction with the embodiments below with reference to the accompanying drawings.It should be noted that, when not conflicting, the feature in following embodiment and embodiment can combine mutually.
The present invention mainly utilizes the welding gun rifle body of two kinds of different manufacture crafts (the casting state welding gun (hereinafter referred to as 1# welding gun) that namely serviceable life is shorter and serviceable life longer drawing after annealing state welding gun (hereinafter referred to as 2# welding gun)) in use presented difference to be analyzed, breach is have found from the metallographic structure of rifle body, and using the difference of metallographic structure both it as the standard judging welding gun rifle body manufacture craft quality, thus achieve judge and the detection of Butt welding gun rifle body manufacture craft, and synchronously bring welding gun into enter in factory's quality monitoring project, improve the security in welding gun use procedure and serviceable life, saved cost simultaneously.(see Fig. 1) specific as follows:
Embodiment one
Step S101, respectively the rifle body any part of 1# welding gun and 2# welding gun is respectively intercepted a bit of, be preferably 3 ~ 5mm.The material of the rifle body of 1# welding gun and 2# welding gun is brass.
Step S102, carry out edge sample by by the rifle body region intercepted.Specific as follows: put into mounting press by by the rifle body region intercepted, during placement, traverse enters in mounting press, to guarantee that the metallographic structure of rifle body can effectively be observed, then add after inlaying powder (carbon dust) and start to carry out edge sample.
Step S103, polishing.Specific as follows: edge is after sample terminates, and take out the rifle body region after edge sample, adopt sander to polish, corase grind 3 ~ 6min, is preferably 5min, then refine to rifle body region can clear view to and surface is more smooth.
Step S104, polishing.Specific as follows: to adopt buffing machine to carry out polishing at polishing rear lance position, to edge sample welding gun rifle body region without scratches visible, and brighter.
After step S105, polishing complete, described metallographic specimen is put into metallographic examination instrument, adopt QuantLab400-MG metallographic examination software, under all product of edge are placed on the observation camera lens of metallographic examination instrument, adjustment enlargement factor is 100X, now screen can present the metallurgical tissue picture (see Fig. 2 a, 2b) of the welding gun rifle body of two kinds of different manufacture crafts.
Step S106, assess the manufacture craft of described rifle body.As can be seen from Fig. 2 a, 2b, the coarse grains of 1# welding gun rifle body, and many in long striated; And the grain structure of 2# welding gun rifle body is more tiny, grain size is higher, and many in little bulk.Therefore, difference can be found from the metallographic structure analysis picture of welding gun rifle body material, and from difference, analyze the processing technology thereof judging rifle body further, thus the detection achieving Butt welding gun rifle body manufacture craft judges, effectively improve the quality inspection of welding gun, improve usage safety performance and serviceable life.
Embodiment two
Welding gun rifle body (hereinafter referred to as 3# welding gun) in the present embodiment is obtained by grab sample, and the material of the rifle body of 3# welding gun is brass.
Step S101, the rifle body any part of 3# welding gun is respectively intercepted a bit of, be preferably 3mm.
Step S102, carry out edge sample by by the rifle body region intercepted, edge quadrat method is identical with embodiment one.
Step S103, polishing, polishing process is identical with embodiment one.
Step S104, polishing, polishing is identical with embodiment one.
After step S105, polishing complete, described metallographic specimen is put into metallographic examination instrument, adopts QuantLab400-MG metallographic examination software, under all product of edge are placed on the observation camera lens of metallographic examination instrument, adjustment enlargement factor is 100X, now screen presents the metallurgical tissue picture of 3# welding gun rifle body.
Step S106, assess the manufacture craft of described rifle body.Observe the metallurgical tissue picture of 3# welding gun rifle body, the coarse grains of 3# welding gun rifle body, and many in long striated, can judge thus, the manufacture craft of 3# welding gun rifle body is casting technique, and manufacture craft is poor.
Embodiment three
Welding gun rifle body (hereinafter referred to as 4# welding gun) in the present embodiment is obtained by grab sample equally, and the material of the rifle body of 4# welding gun is brass.
Step S101, the rifle body any part of 4# welding gun is respectively intercepted a bit of, be preferably 5mm.
Step S102, carry out edge sample by by the rifle body region intercepted, edge quadrat method is identical with embodiment one.
Step S103, polishing, polishing process is identical with embodiment one.
Step S104, polishing, polishing is identical with embodiment one.
After step S105, polishing complete, described metallographic specimen is put into metallographic examination instrument, adopts QuantLab400-MG metallographic examination software, under all product of edge are placed on the observation camera lens of metallographic examination instrument, adjustment enlargement factor is 100X, now screen presents the metallurgical tissue picture of 4# welding gun rifle body.
Step S106, assess the manufacture craft of described rifle body.Observe the metallurgical tissue picture of 4# welding gun rifle body, the crystal grain of 4# welding gun rifle body is tiny, and grain size is high, and how in little bulk, can judge thus, and the manufacture craft of 4# welding gun rifle body is for drawing post growth annealing, and manufacture craft is good.
To sum up, by the detection method of welding gun rifle body manufacture craft of the present invention, achieve the evaluation of Butt welding gun rifle body manufacture craft, and synchronously bring welding gun into enter in factory's quality monitoring project, improve the security in welding gun use procedure and serviceable life, save cost simultaneously.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (9)
1. a detection method for welding gun rifle body manufacture craft, is characterized in that, comprise the steps:
Intercept any part of welding gun rifle body to be measured;
Edge sample, polishing, polishing is carried out, obtained metallographic specimen by by the rifle body region intercepted; And
Described metallographic specimen is put into metallographic examination instrument, observes the metallographic structure of described rifle body region, assess the manufacture craft of described rifle body.
2. the detection method of welding gun rifle body manufacture craft according to claim 1, is characterized in that, the length of the described rifle body region of intercepting is 3 ~ 5mm.
3. the detection method of welding gun rifle body manufacture craft according to claim 1, it is characterized in that, described edge sample comprises: the described rifle body region intercepted is put into mounting press, then adds and inlays powder and carry out edge sample.
4. the detection method of welding gun rifle body manufacture craft according to claim 3, is characterized in that, described rifle body region traverse enters in described mounting press.
5. the detection method of welding gun rifle body manufacture craft according to claim 1, it is characterized in that, described polishing comprises: polished by the rifle body region sander after edge sample, first roughly grind 3 ~ 6min, then fine grinding to can clear view to rifle body region and smooth surface.
6. the detection method of welding gun rifle body manufacture craft according to claim 1, it is characterized in that, described polishing comprises: the rifle body region buffing machine after polishing is carried out polishing, to rifle body region without scratches visible.
7. the detection method of welding gun rifle body manufacture craft according to claim 1, it is characterized in that, the manufacture craft assessing described rifle body comprises:
If coarse grains, and many in long striated, then the manufacture craft of described rifle body is poor; If crystal grain is tiny, grain size is high, and many in little bulk, then the manufacture craft of described rifle body is good.
8. the detection method of welding gun rifle body manufacture craft according to claim 7, is characterized in that, if coarse grains, and many in long striated, then the manufacture craft of described rifle body is casting technique; If crystal grain is tiny, grain size is high, and many in little bulk, then the manufacture craft of described rifle body is for drawing post growth annealing.
9. the detection method of welding gun rifle body manufacture craft according to claim 1, is characterized in that, the material of described welding gun rifle body is brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310590724.1A CN104655565A (en) | 2013-11-20 | 2013-11-20 | Detection method of welding gun body production process |
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| CN201310590724.1A CN104655565A (en) | 2013-11-20 | 2013-11-20 | Detection method of welding gun body production process |
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| CN102095623A (en) * | 2011-01-16 | 2011-06-15 | 首钢总公司 | Preparation method for silicon steel metallographic sample |
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2013
- 2013-11-20 CN CN201310590724.1A patent/CN104655565A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006169574A (en) * | 2004-12-15 | 2006-06-29 | Mitsubishi Alum Co Ltd | Aluminum alloy sheet for secondary battery case and producing method therefor |
| CN101692026A (en) * | 2009-10-14 | 2010-04-07 | 承德建龙特殊钢有限公司 | Process method for manufacturing metallographic specimen |
| CN102095623A (en) * | 2011-01-16 | 2011-06-15 | 首钢总公司 | Preparation method for silicon steel metallographic sample |
| CN103163005A (en) * | 2013-04-08 | 2013-06-19 | 山东建筑大学 | Metallographical grinding method for fragile coating or co-oozing layer |
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| 张路怀: "60Cu-Zn-xMg合金组织与性能研究", 《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》 * |
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