CN214150107U - Improved stainless steel mosaic type electrolytic corrosion sample - Google Patents
Improved stainless steel mosaic type electrolytic corrosion sample Download PDFInfo
- Publication number
- CN214150107U CN214150107U CN202022156423.6U CN202022156423U CN214150107U CN 214150107 U CN214150107 U CN 214150107U CN 202022156423 U CN202022156423 U CN 202022156423U CN 214150107 U CN214150107 U CN 214150107U
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- layer
- steel metal
- copper mesh
- sided copper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses an improved stainless steel mosaic type electrolytic corrosion sample, which relates to the technical field of stainless steel microscopic detection, the utility model comprises a 3M insulating adhesive tape layer, a first double-sided copper mesh conductive adhesive tape layer, a lead layer, a second double-sided copper mesh conductive adhesive tape layer, a stainless steel metal layer and a phenolic resin layer with the same length as the stainless steel metal layer from top to bottom in sequence, wherein the length of the stainless steel metal layer is longer than that of the 3M insulating adhesive tape layer, the length and the width of the stainless steel metal layer are 20mm, the lead layer comprises a lead and an insulating skin wrapped outside the lead, the length of the lead layer is 295mm-305mm, the stainless steel metal layer is a plurality of stainless steel metal samples, and the stainless steel metal samples are bonded through the second double-sided copper mesh conductive adhesive tape layer, the utility model has the advantages of avoiding the adverse effect of contact type conduction and making the current density more uniform, meanwhile, the electrode clamp can be directly clamped at the tail end of the lead to avoid current fluctuation caused by human factors.
Description
Technical Field
The utility model relates to a stainless steel microscopic detection technical field, more specifically relate to a modified stainless steel mosaic type electrolytic corrosion sample.
Background
Because the hot-mosaic or cold-mosaic sample is commonly used for microscopic detection and analysis of the stainless steel material, the detection items of the sample are relatively more. The conventional chemical corrosion effect of the high corrosion-resistant stainless steel is poor, and electrolytic corrosion is mostly adopted. The current density distribution of the inlaid sample is uneven and the corrosion effect is poor by using the existing method for electrolytic corrosion, so that the inlaid electrolytic corrosion sample of the stainless steel needs to be improved to a certain extent so as to achieve a good later-period corrosion effect.
The following methods are currently used: the first method adopts conductive mosaic powder for mosaic, but selective corrosion exists in electrolytic corrosion due to the potential difference between the conductive mosaic powder and stainless steel in the electrolytic corrosion process, so that the corrosion is uneven, and meanwhile, the conductive mosaic powder is seriously corroded, so that the efficiency is low and the effect is poor; secondly, adopting conventional hot or cold inlaying, performing machining grinding on the back of the inlaid sample until the surface of the stainless steel substrate is exposed, and then welding a lead or performing electrolytic corrosion by using a graphite rod as a contact electrode; and the third method adopts conventional hot or cold inlaying, the stainless steel exposed surface of the sample is placed in an electrolytic corrosion device, and contact electrodes such as graphite are used for electrolytic corrosion. The three methods have the phenomenon of uneven current density, meanwhile, the electrolytic corrosion effect is poor due to the bad contact effect caused by manual operation, and meanwhile, the second method has the defects that the welding of the lead is complicated, the lead needs to be removed after the electrolysis is finished, and the contact type electrode is subjected to electrolytic corrosion.
Therefore, an improved stainless steel embedded electrolytic corrosion sample was devised in light of the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problem that the current density of the existing prepared sample is uneven, and the electrolytic corrosion effect is poor due to the bad contact effect caused by manual operation, an improved stainless steel mosaic type electrolytic corrosion sample is designed.
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme: the utility model provides a modified stainless steel mosaic electrolysis corrodes sample, includes 3M insulating adhesive tape layer, two-sided copper mesh conducting adhesive layer one, wire layer, two-sided copper mesh conducting adhesive layer two, stainless steel metal level and with the unanimous phenol-formaldehyde resin layer of stainless steel metal level length down in proper order from last, the length of stainless steel metal level is longer than the length on 3M insulating adhesive tape layer, the length width of stainless steel metal level is 20 x 20mm, the wire layer includes wire and the insulating skin of parcel outside the wire, the length on wire layer is 295mm-305mm, the stainless steel metal level is multiple stainless steel metal sample, the stainless steel metal sample bonds through two-sided copper mesh conducting adhesive layer.
Furthermore, the area of the 3M insulating adhesive tape layer is larger than that of the double-sided copper mesh conductive adhesive layer, and the double-sided copper mesh conductive adhesive layer I, the lead layer and the double-sided copper mesh conductive adhesive layer II are completely wrapped inside the 3M insulating adhesive tape layer, so that the lead and the conductive adhesive are completely isolated from the electrolyte, and the current efficiency is improved.
The working principle is as follows: the conductive glue is selected to serve as a bridge for communicating different samples so as to achieve conductive consistency, and meanwhile, an insulated wire is adopted for bonding, so that good conductivity and convenience and rapidness of clamping the samples by an electrode clamp are ensured, the conductive glue is reused for conducting wire fixing and conducting, finally, 3M insulating adhesive tape is used for conducting sample packaging so as to achieve insulation between the conductive glue and the insulation layer removing wire and electrolyte, and finally, a rapid and efficient sample preparation structure of the stainless steel embedded electrolytic corrosion sample is achieved, and a proper electrolytic corrosion solution is selected so as to obtain a tissue with a better corrosion effect.
The utility model has the advantages as follows:
1. the utility model discloses a two-sided copper mesh conductive adhesive layer connects different stainless steel samples that have inlayed and can make the electric conductive property between each stainless steel sample reach unanimously, uses insulated wire to bond, has avoided the electrically conductive adverse effect of contact, makes current density more even, and the electrode clamp can directly press from both sides the electric current fluctuation of avoiding the human factor to cause at the wire end simultaneously.
2. The utility model discloses a be that double-deck conductive adhesive structure makes the wire more firm, has avoided the decline of conductive adhesive nature to lead to the problem that the wire drops completely for whole electrolysis process is steady in the same direction as going.
3. The utility model discloses a conducting resin and insulating cement adhesion not down by a wide margin under the prerequisite, a plurality of samples of inlaying of this mode repeatedly usable, electrolytic corrosion efficiency is high.
4. The utility model discloses a need not to have a damage to the sample and handle, guaranteed the integrality of sample, metallographic analysis finishes the back and does not have any influence to analyses such as follow-up inclusion.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a diagram showing the effect of the sample of the present invention after electrolytic corrosion in an electrolyte;
reference numerals: 1-3M insulating tape layer, 2-double-sided copper mesh conductive adhesive layer I, 3-wire layer, 4-double-sided copper mesh conductive adhesive layer II, 5-stainless steel metal layer and 6-phenolic resin layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1 to 2, an improved stainless steel embedded electrolytic corrosion sample sequentially comprises, from top to bottom, a 3M insulating adhesive tape layer 1, a double-sided copper mesh conductive adhesive layer one 2, a wire layer 3, a double-sided copper mesh conductive adhesive layer two 4, a stainless steel metal layer 5 and a phenolic resin layer 6 with the same length as the stainless steel metal layer 5, wherein the length of the stainless steel metal layer 5 is longer than that of the 3M insulating adhesive tape layer 1, the length and width of the stainless steel metal layer 5 is 20mm, the wire layer 3 comprises a wire and an insulating sheath wrapped outside the wire, the length of the wire layer 3 is 295mm to 305mm, the stainless steel metal layer 5 is a plurality of stainless steel metal samples, the stainless steel metal samples are bonded through the double-sided copper mesh conductive adhesive layer two 4, the area of the 3M insulating adhesive tape layer 1 is larger than that of the double-sided copper mesh conductive adhesive layer, the double-sided copper mesh conductive adhesive layer one 2, The wire layer 3 and the double-sided copper mesh conductive adhesive layer two 4 are completely wrapped inside the 3M insulating adhesive tape layer 1.
Preparation of this example:
1) preparing a metallographic sample: cutting a stainless steel sample plate to be subjected to metallographic analysis by using a shearing machine, wherein the cutting specification is the plate thickness multiplied by 20mm, inlaying a sample by using a hot inlaying instrument or a cold inlaying grinding tool, and performing machining, manual grinding and manual polishing on the inlaid sample to prepare for preparing an electrolytic corrosion sample.
2) Conducting treatment among samples: and (3) bonding different stainless steel samples by using a double-sided copper mesh conductive adhesive layer II 4, namely the double-sided copper mesh conductive adhesive, so that the different samples are mutually conductive.
3) And (3) wire connection: and pressing the lead with the insulating skin and the length of about 300mm above the second double-sided copper mesh conductive adhesive layer 4.
4) Fixing a lead: the double-sided copper mesh conductive adhesive layer I2 is laid on the lead and the adhered double-sided copper mesh conductive adhesive layer II 4, and the functions of fixing the lead and good conductivity are achieved.
5) Insulation treatment: and 3M insulating adhesive tapes are laid on the conductive adhesive and the lead, the area of each insulating adhesive tape is larger than that of the conductive adhesive, and the conductive adhesive is completely wrapped in the insulating adhesive tapes.
The protection scope of the present invention is not limited to the above examples, and those skilled in the art can easily change the hanging members, the anchoring nails, etc. on the basis of the present invention.
Claims (6)
1. The utility model provides a modified stainless steel mosaic electrolysis corrosion sample which characterized in that includes 3M insulating adhesive tape layer (1), two-sided copper mesh conducting glue layer (2), wire layer (3), two-sided copper mesh conducting glue layer (4), stainless steel metal level (5) and phenolic resin layer (6) unanimous with stainless steel metal level (5) length from last to down in proper order, the length of stainless steel metal level (5) is longer than the length of 3M insulating adhesive tape layer (1).
2. The improved stainless steel damascene electrolytic corrosion sample of claim 1, wherein: the stainless steel metal layer is formed by bonding different stainless steel metal samples through the double-sided copper mesh conductive adhesive layer II (4).
3. The improved stainless steel damascene electrolytic corrosion sample of claim 1, wherein: the area of the 3M insulating adhesive tape layer (1) is larger than that of the double-sided copper mesh conductive adhesive layer, and the double-sided copper mesh conductive adhesive layer I (2), the wire layer (3) and the double-sided copper mesh conductive adhesive layer II (4) are completely wrapped inside the 3M insulating adhesive tape layer (1).
4. The improved stainless steel damascene electrolytic corrosion sample of claim 2, wherein: the length and width of the stainless steel metal test is 20 x 20 mm.
5. The improved stainless steel damascene electrolytic corrosion sample of claim 1, wherein: the wire layer (3) comprises a wire and an insulating skin wrapped outside the wire.
6. The improved stainless steel damascene electrolytic corrosion sample of claim 5, wherein: the length of the lead layer (3) is 295-305 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022156423.6U CN214150107U (en) | 2020-09-27 | 2020-09-27 | Improved stainless steel mosaic type electrolytic corrosion sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022156423.6U CN214150107U (en) | 2020-09-27 | 2020-09-27 | Improved stainless steel mosaic type electrolytic corrosion sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214150107U true CN214150107U (en) | 2021-09-07 |
Family
ID=77557422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022156423.6U Active CN214150107U (en) | 2020-09-27 | 2020-09-27 | Improved stainless steel mosaic type electrolytic corrosion sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214150107U (en) |
-
2020
- 2020-09-27 CN CN202022156423.6U patent/CN214150107U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106066353A (en) | Flexible array reference electrode and apply the method that its on-spot study metal welding seam corrodes | |
| CN215163269U (en) | Electroplating carrier and electroplating device | |
| TW201231996A (en) | Solar cell output measuring device and measuring method | |
| CN109187128A (en) | The preparation method of sample | |
| CN214150107U (en) | Improved stainless steel mosaic type electrolytic corrosion sample | |
| CN105449221B (en) | The preparation method of collector | |
| CN109778289B (en) | Electroplating clamp and circuit board electroplating method using same | |
| CN107634170A (en) | The processing technology of electric automobile flexibility mains connection of the two with hard copper row | |
| CN204439591U (en) | A kind of working electrode of electrochemical property test three-electrode system | |
| CN212111245U (en) | Adjustable electrode of electrochemistry centre gripping equipment | |
| CN206244895U (en) | Electrolysis cathode component and electrolytic cell | |
| EP2751845A1 (en) | Photovoltaic cell assembly and method of manufacturing such a photovoltaic cell assembly | |
| CN105350059A (en) | Clamp and method for single surface electroplating of substrates | |
| CN111900592B (en) | Preparation method of nickel-plated-layer-assisted high-strength composite electric brush | |
| CN107576550A (en) | The preparation method of electrochemical corrosion sample | |
| CN111879593A (en) | Embedded metallographic sample suitable for electropolishing instrument and preparation method thereof | |
| CN105714369B (en) | The anode cathode device and its application method of live metallographic electrobrightening corrosion instrument | |
| CN218567027U (en) | Aluminum and aluminum alloy metallographic sample convenient for anodizing film | |
| CN107894366B (en) | Trapezoidal copper bar tensile test method | |
| CN206020329U (en) | For the flexible array reference electrode that metal welding seam corrodes in situ detection | |
| CN113049854B (en) | Multipurpose high-voltage test wire clamp connecting piece | |
| CN211374276U (en) | Diamond wire clamping device used in diamond dust inspection process | |
| CN213701884U (en) | Sample preparation clamp for clamping small-diameter high-carbon steel wire | |
| CN118225825B (en) | Electrolysis method and application of thickness end face of metal strip | |
| CN218726847U (en) | Conductive oxide film layer conductivity testing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |