CN107817248A - A kind of precision metal parts surface inspection technique using permeating method - Google Patents
A kind of precision metal parts surface inspection technique using permeating method Download PDFInfo
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- CN107817248A CN107817248A CN201710924585.XA CN201710924585A CN107817248A CN 107817248 A CN107817248 A CN 107817248A CN 201710924585 A CN201710924585 A CN 201710924585A CN 107817248 A CN107817248 A CN 107817248A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink
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Abstract
The invention discloses a kind of precision metal parts surface inspection technique using permeating method, step includes：1) clean；2) apply bleeding agent, prepare two kinds of bleeding agents, by mass fraction, the first bleeding agent includes：Phthalic acid di-isooctyl, strychnine, carborundum, activating agent and phthalic acid ester；Second of bleeding agent includes：Bisazo is red, ethanol, glycol ether and rose-red；The first described bleeding agent is coated in the defects of metal part surface place after 1~3min at a temperature of metal parts is placed in into 60~70 DEG C；8~10min under conditions of metal parts is placed in 15~20 DEG C, second of bleeding agent is sprayed on the defects of metal part surface place；3) unnecessary bleeding agent is cleaned；4) image；5) check.A kind of precision metal parts surface inspection processing step using permeating method proposed by the present invention is simple, simple operation, efficiency high, visual result, be easy to observe, it is not necessary to which professional flaw detection personnel, general procedure personnel are operable by simple training.
Description
Technical field
The invention belongs to inspection technique field, more particularly to a kind of precision metal parts surface inspection using permeating method
Technique.
Background technology
In manufacturing, the defects of raw material and piece surface are existing, naked eyes are difficult the fine cracks seen clearly, is often
Prevent product quality is from meeting the requirement of client.These surface defects are detected, it is more in the industry to use fluorescent penetrant detection technique.
Its principle is fluorescent penetrant is penetrated into workpiece surface crackle to be detected by certain method, through over cleaning, drying so as to
The bleeding agent and moisture of workpiece surface to be detected are removed, then applies developer in workpiece surface to be detected, under capillary action, is split
Bleeding agent in line is adsorbed to workpiece surface to be detected, and defects detection is then carried out under black light lamp.Existing penetrant inspection
Technique also exist in the adjustment of processing step and device parameter etc. it is certain empirical and technical, for the behaviour newly to start with
For author, it is also necessary to which operation skill could be grasped by carrying out substantial amounts of exercise, produce the preferable product of mass.
The content of the invention
The problem of for being previously mentioned, the invention provides a kind of precision metal parts surface inspection work using permeating method
Skill, step include：
1) clean
1.1 remove the impurity of metal part surface, and polishing simultaneously removes deburring；
1.2 take 3~5 parts of tartaric acid, 1~1.5 part of stearic acid, 0.5~0.8 part of sodium tripolyphosphate, three second by mass fraction
0.6~0.8 part of hydramine, 1.2~1.6 parts of BTA, 0.2~0.4 part of potassium sulfate, sodium ethylene diamine tetracetate 0.4~0.6
0.2~0.5 part and 50~60 parts part, 0.3~0.6 part of coconut acid diethanolamide, AEO water mixing, are stirred
Mix uniformly；
Metal parts is heated to 20~25 DEG C by 1.3, and the mixed liquor that step 1.2 is configured is sprayed on metal part surface,
Stand 20~30min；
Metal parts is heated to 450~500 DEG C, after continuing 20~30min by 1.4, is rapidly cooled to 30~35 DEG C；
2) bleeding agent is applied
2.1 prepare two kinds of bleeding agents, and by mass fraction, the first bleeding agent includes：Phthalic acid di-isooctyl 30~50
Part, 15~20 parts of strychnine, 8~12 parts of carborundum, 5~10 parts of activating agent and 6~9 parts of phthalic acid ester；Second of infiltration
Agent includes：Bisazo is red 8~12 parts, 40~60 parts of ethanol, 10~12 parts of glycol ether and 1~3 part of rose-red；
2.2 metal parts is placed in 60~70 DEG C at a temperature of after 1~3min will the first described bleeding agent coated in gold
It is 20~30min in the time of penetration of metal part surface to belong to the defects of parts surface place, the first bleeding agent；
2.3 under conditions of metal parts is placed in 15~20 DEG C 8~10min, second of bleeding agent is sprayed on gold
It is 30~50mm apart from the defects of metal part surface place to belong to the defects of parts surface place, nozzle, and second of bleeding agent exists
The time of penetration of metal part surface is 30~40min；
3) unnecessary bleeding agent is cleaned
Unidirectional wiping is carried out with the cloth not lost hair or feathers, is then rinsed with clear water, then is dried with clean cloth；
4) image
Before spraying developer, developer should fully be shaken uniformly, then be sprayed on metal part surface uniform and thin
Developer, can not be in the repeated multiple times application in same place, sprinkling, and nozzle sprays direction from 100~200mm with a distance from detection faces
It it is 25~40 ° with metal part surface angle；
5) check
Observation display trace should be carried out after developer application in 8~12min, and the observation of defect mark trace should be under sufficient light
Carry out, recognize for tiny defect mark trace and observed using 5~10 times of magnifying glasses.
Preferred scheme is：3 parts of tartaric acid, 1 part of stearic acid, 0.5 part of sodium tripolyphosphate, triethanolamine are taken by mass fraction
0.6 part, 1.2 parts of BTA, 0.2 part of potassium sulfate, 0.4 part of sodium ethylene diamine tetracetate, coconut acid diethanolamide 0.3
50 parts of part, 0.2 part of AEO and water mixing, stir.
Preferred scheme is：5 parts of tartaric acid, 1.5 parts of stearic acid, 0.8 part of sodium tripolyphosphate, triethanolamine are taken by mass fraction
0.8 part, 1.6 parts of BTA, 0.4 part of potassium sulfate, 0.6 part of sodium ethylene diamine tetracetate, coconut acid diethanolamide 0.6
60 parts of part, 0.5 part of AEO and water mixing, stir.
A kind of precision metal parts surface inspection processing step using permeating method proposed by the present invention is simple, operates just
Prompt, efficiency high, visual result, is easy to observe, it is not necessary to which professional flaw detection personnel, general procedure personnel can grasp by simple training
Make.
Embodiment
The present invention is described in further detail below, to make those skilled in the art being capable of evidence with reference to specification word
To implement.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of individual other elements or its combination.
Embodiment 1
A kind of precision metal parts surface inspection technique using permeating method is present embodiments provided, step includes：
1) clean
1.1 remove the impurity of metal part surface, and polishing simultaneously removes deburring；
1.2 take 3 parts of tartaric acid, 1 part of stearic acid, 0.5 part of sodium tripolyphosphate, 0.6 part of triethanolamine, benzo by mass fraction
1.2 parts of triazole, 0.2 part of potassium sulfate, 0.4 part of sodium ethylene diamine tetracetate, 0.3 part of coconut acid diethanolamide, poly alkyl alcohol
The 0.2 part and 50 parts water mixing of oxygen vinethene, stir；
Metal parts is heated to 20 DEG C by 1.3, and the mixed liquor that step 1.2 is configured is sprayed on metal part surface, is stood
20min；
Metal parts is heated to 450 DEG C by 1.4, after continuing 20min, is rapidly cooled to 30 DEG C；
2) bleeding agent is applied
2.1 prepare two kinds of bleeding agents, and by mass fraction, the first bleeding agent includes：30 parts of phthalic acid di-isooctyl, scholar
Peaceful 15 parts, 8 parts of carborundum, 6 parts of 5 parts of activating agent and phthalic acid ester；Second of bleeding agent includes：Bisazo is red 8 parts, second
1 part of 40 parts of alcohol, 10 parts of glycol ether and rose-red；
2.2 metal parts is placed in 60 DEG C at a temperature of the first described bleeding agent is coated in metal parts table after 1min
The defects of face place, the first bleeding agent are 20min in the time of penetration of metal part surface；
2.3 under conditions of metal parts is placed in 15 DEG C 8min, second of bleeding agent is sprayed on metal parts table
The defects of face place, nozzle are 30mm apart from the defects of metal part surface place, and second of bleeding agent is in metal part surface
Time of penetration be 30min；
3) unnecessary bleeding agent is cleaned
Unidirectional wiping is carried out with the cloth not lost hair or feathers, is then rinsed with clear water, then is dried with clean cloth；
4) image
Before spraying developer, developer should fully be shaken uniformly, then be sprayed on metal part surface uniform and thin
Developer, can not be in the repeated multiple times application in same place, sprinkling, and nozzle sprays direction and metal from detection faces distance 100mm
Parts surface angle is 25 °；
5) check
Observation display trace should be carried out after developer application in 8min, and the observation of defect mark trace should enter under sufficient light
OK, recognize for tiny defect mark trace and observed using 5 times of magnifying glasses.
The present embodiment is in the crackle of metal parts, stomata, incomplete fusion and inclusion defect, the result of detection completed, flaw detection
Area of interest has reached the requirement of NB/T47013-2015 standards, the effective coverage of flaw detection completely corrupt metal parts the defects of
Place.
Embodiment 2
A kind of precision metal parts surface inspection technique using permeating method is present embodiments provided, step includes：
1) clean
1.1 remove the impurity of metal part surface, and polishing simultaneously removes deburring；
1.2 take 5 parts of tartaric acid, 1.5 parts of stearic acid, 0.8 part of sodium tripolyphosphate, 0.8 part of triethanolamine, benzene by mass fraction
And 1.6 parts of triazole, 0.4 part of potassium sulfate, 0.6 part of sodium ethylene diamine tetracetate, 0.6 part of coconut acid diethanolamide, fatty alcohol
0.5 part and 60 parts water mixing of APEO, stir；
Metal parts is heated to 25 DEG C by 1.3, and the mixed liquor that step 1.2 is configured is sprayed on metal part surface, is stood
30min；
Metal parts is heated to 500 DEG C by 1.4, after continuing 30min, is rapidly cooled to 35 DEG C；
2) bleeding agent is applied
2.1 prepare two kinds of bleeding agents, and by mass fraction, the first bleeding agent includes：50 parts of phthalic acid di-isooctyl, scholar
Peaceful 20 parts, 12 parts of carborundum, 9 parts of 10 parts of activating agent and phthalic acid ester；Second of bleeding agent includes：Bisazo red 12
Part, 60 parts of ethanol, 12 parts of glycol ether and 3 parts of rose-red；
2.2 metal parts is placed in 70 DEG C at a temperature of the first described bleeding agent is coated in metal parts table after 3min
The defects of face place, the first bleeding agent are 30min in the time of penetration of metal part surface；
2.3 under conditions of metal parts is placed in 20 DEG C 10min, second of bleeding agent is sprayed on metal parts table
The defects of face place, nozzle are 50mm apart from the defects of metal part surface place, and second of bleeding agent is in metal part surface
Time of penetration be 40min；
3) unnecessary bleeding agent is cleaned
Unidirectional wiping is carried out with the cloth not lost hair or feathers, is then rinsed with clear water, then is dried with clean cloth；
4) image
Before spraying developer, developer should fully be shaken uniformly, then be sprayed on metal part surface uniform and thin
Developer, can not be in the repeated multiple times application in same place, sprinkling, and nozzle sprays direction and metal from detection faces distance 200mm
Parts surface angle is 40 °；
5) check
Observation display trace should be carried out after developer application in 12min, and the observation of defect mark trace should enter under sufficient light
OK, recognize for tiny defect mark trace and observed using 10 times of magnifying glasses.
The present embodiment is in the crackle of metal parts, stomata, incomplete fusion and inclusion defect, the result of detection completed, flaw detection
Area of interest has reached the requirement of NB/T47013-2015 standards, the effective coverage of flaw detection completely corrupt metal parts the defects of
Place.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details.
Claims (3)
1. a kind of precision metal parts surface inspection technique using permeating method, it is characterised in that step includes：
1) clean
1.1 remove the impurity of metal part surface, and polishing simultaneously removes deburring；
1.2 take 3~5 parts of tartaric acid, 1~1.5 part of stearic acid, 0.5~0.8 part of sodium tripolyphosphate, triethanolamine by mass fraction
0.6~0.8 part, 1.2~1.6 parts of BTA, 0.2~0.4 part of potassium sulfate, 0.4~0.6 part of sodium ethylene diamine tetracetate, coconut palm
0.2~0.5 part and 50~60 parts sub- 0.3~0.6 part of oleic acid diethyl amide, AEO water mixing, stirring are equal
It is even；
Metal parts is heated to 20~25 DEG C by 1.3, and the mixed liquor that step 1.2 is configured is sprayed on metal part surface, is stood
20~30min；
Metal parts is heated to 450~500 DEG C, after continuing 20~30min by 1.4, is rapidly cooled to 30~35 DEG C；
2) bleeding agent is applied
2.1 prepare two kinds of bleeding agents, and by mass fraction, the first bleeding agent includes：30~50 parts of phthalic acid di-isooctyl, scholar
Peaceful 15~20 parts, 8~12 parts of carborundum, 6~9 parts of 5~10 parts of activating agent and phthalic acid ester；Second of bleeding agent bag
Include：Bisazo is red 8~12 parts, 40~60 parts of ethanol, 10~12 parts of glycol ether and 1~3 part of rose-red；
2.2 metal parts is placed in 60~70 DEG C at a temperature of the first described bleeding agent is coated in metal portion after 1~3min
The defects of part surface place, the first bleeding agent are 20~30min in the time of penetration of metal part surface；
2.3 under conditions of metal parts is placed in 15~20 DEG C 8~10min, second of bleeding agent is sprayed on metal portion
The defects of part surface place, nozzle are 30~50mm apart from the defects of metal part surface place, and second of bleeding agent is in metal
The time of penetration of parts surface is 30~40min；
3) unnecessary bleeding agent is cleaned
Unidirectional wiping is carried out with the cloth not lost hair or feathers, is then rinsed with clear water, then is dried with clean cloth；
4) image
Before spraying developer, developer should fully be shaken uniformly, uniform and thin imaging is then sprayed on metal part surface
Agent, can not be in the repeated multiple times application in same place, sprinkling, and nozzle is from 100~200mm with a distance from detection faces, sprinkling direction and gold
It is 25~40 ° to belong to parts surface angle；
5) check
Observation display trace should be carried out after developer application in 8~12min, and the observation of defect mark trace should enter under sufficient light
OK, recognize for tiny defect mark trace and observed using 5~10 times of magnifying glasses.
2. the precision metal parts surface inspection technique according to claim 1 using permeating method, it is characterised in that press
Mass fraction take 3 parts of tartaric acid, 1 part of stearic acid, 0.5 part of sodium tripolyphosphate, 0.6 part of triethanolamine, 1.2 parts of BTA,
0.2 part of potassium sulfate, 0.4 part of sodium ethylene diamine tetracetate, 0.3 part of coconut acid diethanolamide, 0.2 part of AEO
With 50 parts of mixing of water, stir.
3. the precision metal parts surface inspection technique according to claim 1 using permeating method, it is characterised in that press
Mass fraction takes 5 parts of tartaric acid, 1.5 parts of stearic acid, 0.8 part of sodium tripolyphosphate, 0.8 part of triethanolamine, BTA 1.6
Part, 0.4 part of potassium sulfate, 0.6 part of sodium ethylene diamine tetracetate, 0.6 part of coconut acid diethanolamide, AEO
0.5 part and 60 parts of mixing of water, stir.
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| CN201710924585.XA CN107817248A (en) | 2017-09-30 | 2017-09-30 | A kind of precision metal parts surface inspection technique using permeating method |
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Cited By (2)
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| CN109490313A (en) * | 2018-11-09 | 2019-03-19 | 中国科学院光电技术研究所 | Automatic detection device and method for surface defects of large-caliber curved surface optical element |
| CN111751385A (en) * | 2020-05-15 | 2020-10-09 | 通标标准技术服务有限公司 | Precision metal part surface flaw detection process adopting permeation method |
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