CN109357805A - A kind of detection method of nickel aminosulfonic bath system internal stress - Google Patents
A kind of detection method of nickel aminosulfonic bath system internal stress Download PDFInfo
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- CN109357805A CN109357805A CN201811415653.0A CN201811415653A CN109357805A CN 109357805 A CN109357805 A CN 109357805A CN 201811415653 A CN201811415653 A CN 201811415653A CN 109357805 A CN109357805 A CN 109357805A
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- test piece
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- nickel
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- Electroplating And Plating Baths Therefor (AREA)
Abstract
The invention discloses a kind of detection methods of nickel aminosulfonic bath system internal stress, comprising the following steps: (1) first anneal at 400 DEG C 180 min before testing cathode test piece, and cathode back is insulated；(2) cathode test piece is immersed in 8cm in electroplate liquid, the insulating surfaces of cathode test piece access power supply, setting technological parameter is electroplated back to anode test piece；(3) plating terminates to measure the bending direction of cathode test piece and the maximum displacement of bottom end.Operation of the present invention is simple, and consuming cost is small, practical, can fast implement the qualitative detection to nickel sulfamic acid system plating solution deposition layer internal stress, has very big practicability and promotional value.
Description
Technical field
The present invention relates to electroplating technology, in particular to a kind of detection side of nickel aminosulfonic bath system internal stress
Method.
Background technique
Coating internal stress refers to the power being present in inside coating when no applied load acts on, and this stress is due in electricity
It is influenced, is caused caused by metal lattice defect by some deposition considerations in deposition process.Especially in certain metal ions and
Under the action of organic additive, the internal stress of deposition layer can be dramatically increased.Deposition layer internal stress is divided into macro-stress and micro-
See two kinds of stress.Macro-stress refers to the stress being present in inside coating, shows a sheet metal carrying out one-side electroplating, gold
Belong to thin slice and is generated bending by internal stress influence.It is bent to anode direction, shows deposition layer by tensile stress (tensile stress)；Back sun
Extreme direction bending, shows metal compression chord.Microstress refers to the stress for being present in intra-die in coating.Coating internal stress
Size and distribution have apparent influence to the mechanical property of coating, physical-chemical performance and processing performance.Storage and
In use process, phenomena such as coating internal stress can cause the coating on workpiece to generate bubble, cracking, peel off, in the outer masterpiece used time,
Will also cause stress corrosion and reduce fatigue resistance etc..
In view of above, the present invention provides a kind of detection methods of nickel aminosulfonic bath system internal stress.
Summary of the invention
Technical problem to be solved by the present invention lies in: the present invention provides a kind of nickel aminosulfonic bath system internal stress
Detection method.
In order to solve the above technical problems, the present invention provides a kind of detection method of nickel aminosulfonic bath system internal stress,
The following steps are included:
A. it chooses having a size of (90-110) mm × (8-12) mm × (0.1-0.3) mm cathode test piece, before cathode test piece test
First anneal at 390-410 DEG C 170-190 min, and insulating coating is coated at the back side, carries out oil removing and pickling processes；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 7-9cm in electroplate liquid, cathode and anode distance 4-6cm back to anode, connects electricity
Source, setting technological parameter are tested, technological parameter: time 15-25 min, area are 7-9 cm2, 35-45 DEG C, heat preservation, gas
It stirs；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
It is further, described that detection method includes the following steps:
A. 90mm × 8mm × 0.1mm cathode test piece is chosen, first anneal at 390 DEG C 170 min before cathode test piece test,
Insulating coating is coated at the back side, carries out oil removing and pickling processes；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 8cm in electroplate liquid, cathode and anode distance 4cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 15 min of time, area 7cm2, 35 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
It is further, described that detection method includes the following steps:
A. 100mm × 10mm × 0.2mm cathode test piece is chosen, first anneals 180 at 400 DEG C before cathode test piece test
The back side is coated insulating coating, carries out oil removing and pickling processes by min；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 8cm in electroplate liquid, cathode and anode distance 5cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 20 min of time, area 8cm2, 40 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
It is further, described that detection method includes the following steps:
A. 110mm × 12mm × 0.3mm cathode test piece is chosen, first anneal at 390-410 DEG C 170- before cathode test piece test
The back side is coated insulating coating, carries out oil removing and pickling processes by 190 min；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 9cm in electroplate liquid, cathode and anode distance 6cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 25 min of time, area 9cm2, 45 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
Further, the cathode test piece is latten(-tin).
Further, the displacement is the displacement i.e. cathode test piece bottom end and is not plated plane locating for region
Vertical range.
The utility model has the advantages that
The present invention provides a kind of detection method of nickel aminosulfonic bath system internal stress, and operation of the present invention is simple, consuming cost
It is small, it is practical, the qualitative detection to nickel sulfamic acid system plating solution deposition layer internal stress can be fast implemented, is had very big
Practicability and promotional value etc..
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment, in all embodiments
Displacement be cathode test piece bottom end and the vertical range for not being plated plane locating for region.
Embodiment 1
A kind of detection method of nickel aminosulfonic bath system internal stress, comprising the following steps:
A. 90mm × 8mm × 0.1mm latten(-tin) is chosen as cathode test piece, is first moved back at 390 DEG C before cathode test piece test
The back side is coated insulating coating, carries out oil removing and pickling processes by 170 min of fire；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 8cm in electroplate liquid, cathode and anode distance 4cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 15 min of time, area 7cm2, 35 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
Embodiment 2
A kind of detection method of nickel aminosulfonic bath system internal stress, comprising the following steps:
A. 100mm × 10mm × 0.2mm latten(-tin) is chosen as cathode test piece, before cathode test piece test first at 400 DEG C
Anneal 180 min, and insulating coating is coated at the back side, carries out oil removing and pickling processes；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 8cm in electroplate liquid, cathode and anode distance 5cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 20 min of time, area 8cm2, 40 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
Embodiment 3
A kind of detection method of nickel aminosulfonic bath system internal stress, comprising the following steps:
A. 110mm × 12mm × 0.3mm latten(-tin) is chosen as cathode test piece, first at 390-410 DEG C before cathode test piece test
The back side is coated insulating coating, carries out oil removing and pickling processes by lower annealing 170-190 min；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 9cm in electroplate liquid, cathode and anode distance 6cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 25 min of time, area 9cm2, 45 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (6)
1. a kind of detection method of nickel aminosulfonic bath system internal stress, it is characterised in that: the following steps are included:
It chooses having a size of (90-110) mm × (8-12) mm × (0.1-0.3) mm cathode test piece, before cathode test piece test first
Anneal 170-190 min at 390-410 DEG C, and insulating coating is coated at the back side, carries out oil removing and pickling processes；
It is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath, it will
Cathode test piece insulation side is dipped vertically into 7-9cm in electroplate liquid, cathode and anode distance 4-6cm back to anode, powers on,
Setting technological parameter is tested, technological parameter: time 15-25 min, and area is 7-9 cm2, 35-45 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
2. a kind of detection method of nickel aminosulfonic bath system internal stress according to claim 1, it is characterised in that: packet
Include following steps:
A. 90mm × 8mm × 0.1mm cathode test piece is chosen, first anneal at 390 DEG C 170 min before cathode test piece test,
Insulating coating is coated at the back side, carries out oil removing and pickling processes；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 8cm in electroplate liquid, cathode and anode distance 4cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 15 min of time, area 7cm2, 35 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
3. a kind of detection method of nickel aminosulfonic bath system internal stress according to claim 1, it is characterised in that: packet
Include following steps:
A. 100mm × 10mm × 0.2mm cathode test piece is chosen, first anneals 180 at 400 DEG C before cathode test piece test
The back side is coated insulating coating, carries out oil removing and pickling processes by min；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 8cm in electroplate liquid, cathode and anode distance 5cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 20 min of time, area 8cm2, 40 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
4. a kind of detection method of nickel aminosulfonic bath system internal stress according to claim 1, it is characterised in that: packet
Include following steps:
A. 110mm × 12mm × 0.3mm cathode test piece is chosen, first anneal at 390-410 DEG C 170- before cathode test piece test
The back side is coated insulating coating, carries out oil removing and pickling processes by 190 min；
B. it is packed into suitable nickel sulfamic acid system plating solution in electroplating bath, nickel anode is wrapped up with filter paper and is immersed in electroplating bath,
Cathode test piece insulation side is dipped vertically into 9cm in electroplate liquid, cathode and anode distance 6cm back to anode, is powered on, if
It sets technological parameter to be tested, technological parameter: 25 min of time, area 9cm2, 45 DEG C, heat preservation, gas mixing；
C. cathode test piece bending direction is observed after being electroplated and the displacement of cathode test piece bottom end is measured with ruler.
5. detection method according to claim 1-4, it is characterised in that: the cathode test piece is latten(-tin).
6. detection method according to claim 1-4, it is characterised in that: the displacement, that is, cathode test piece bottom end
With the vertical range for not being plated plane locating for region.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811415653.0A CN109357805A (en) | 2018-11-26 | 2018-11-26 | A kind of detection method of nickel aminosulfonic bath system internal stress |
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| CN201811415653.0A CN109357805A (en) | 2018-11-26 | 2018-11-26 | A kind of detection method of nickel aminosulfonic bath system internal stress |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857624A (en) * | 2021-01-04 | 2021-05-28 | 北京科技大学 | Measuring device for stress in coating and operation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625327A (en) * | 2009-07-28 | 2010-01-13 | 唐显仕 | Measurement method of internal stress of electrical deposition layer |
| CN101839778A (en) * | 2010-03-17 | 2010-09-22 | 邱安生 | Electroplating layer stress measurement device |
| CN107891255A (en) * | 2017-12-19 | 2018-04-10 | 晋江联兴反光材料有限公司 | A kind of electro-deposition stress test piece and preparation method thereof |
| CN108445037A (en) * | 2018-01-23 | 2018-08-24 | 上海恩捷新材料科技股份有限公司 | A kind of test method of stress in thin films |
| CN108519177A (en) * | 2018-05-16 | 2018-09-11 | 清华大学 | A kind of method and device measuring oxidation film internal stress by prefabricated marker |
-
2018
- 2018-11-26 CN CN201811415653.0A patent/CN109357805A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625327A (en) * | 2009-07-28 | 2010-01-13 | 唐显仕 | Measurement method of internal stress of electrical deposition layer |
| CN101839778A (en) * | 2010-03-17 | 2010-09-22 | 邱安生 | Electroplating layer stress measurement device |
| CN107891255A (en) * | 2017-12-19 | 2018-04-10 | 晋江联兴反光材料有限公司 | A kind of electro-deposition stress test piece and preparation method thereof |
| CN108445037A (en) * | 2018-01-23 | 2018-08-24 | 上海恩捷新材料科技股份有限公司 | A kind of test method of stress in thin films |
| CN108519177A (en) * | 2018-05-16 | 2018-09-11 | 清华大学 | A kind of method and device measuring oxidation film internal stress by prefabricated marker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857624A (en) * | 2021-01-04 | 2021-05-28 | 北京科技大学 | Measuring device for stress in coating and operation method |
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Application publication date: 20190219 |