CN106367801A - Additive manufacturing metal surface polishing and grinding method - Google Patents
Additive manufacturing metal surface polishing and grinding method Download PDFInfo
- Publication number
- CN106367801A CN106367801A CN201610817569.6A CN201610817569A CN106367801A CN 106367801 A CN106367801 A CN 106367801A CN 201610817569 A CN201610817569 A CN 201610817569A CN 106367801 A CN106367801 A CN 106367801A
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- China
- Prior art keywords
- material manufacturing
- increasing material
- manufacturing metal
- surface polishing
- metal surface
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
- C25F3/24—Polishing of heavy metals of iron or steel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
- C25F3/26—Polishing of heavy metals of refractory metals
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention discloses an additive manufacturing metal surface polishing and grinding method. The method includes the following steps that S1, an electrolyte solution is prepared, specifically, all the following components including, by mass, 40%-50% of carbonate, 20%-40% of carbonaceous organic material, 10%-15% of halide and 10%-15% of water are mixed, and a mixed electrolyte solution is obtained; and S2, additive manufacturing metal micro-arc discharge is performed, specifically, an additive manufacturing metal workpiece is put in the prepared electrolyte solution at the room temperature, additive manufacturing metal serves as an anode, graphite serves as a cathode, the additive manufacturing metal workpiece is put in the solution to be treated for 3-5 minutes under working voltage, and metal surface polishing and grinding are achieved. The additive manufacturing metal surface polishing and grinding method is high in treatment speed and short in treatment time, the surface bio-compatibility is high, residual materials can be fast removed, and moreover, the surface properties are not affected.
Description
Technical field
The invention belongs to technical field of surface is and in particular to a kind of increasing material manufacturing metal surface polishing Ginding process.
Background technology
Medal polish can make surface of the work more smooth and bright.Conventional glossing include mechanical polishing, ultrasonic
Ripple polishing, ion beam polishing and chemical polishing etc., and laser polishing is a kind of new non contact metal process of surface treatment,
The shortcoming that mechanically and electrically chemical polishing exists can be overcome.However, still suffering from technical barrier at present for laser polishing technology: i.e.
Increasing material manufacturing metal material does not account for using different metal alloy powders to increasing material manufacturing metal product surface roughness
Impact;In the laser polishing process of metallic article, not yet develop a kind of effectively oxidation prevention and control mechanism;For in having
The increasing material manufacturing metal product of portion's structure, not yet studies effective laser polishing process.Meanwhile, laser polishing presence is processed
Time is long, and operating condition is poor, needs following process, and relatively costly grade limits.Chinese patent literature cn201410315813.x is public
Open a kind of increasing material manufacturing metalwork surface multi-use laser polishing and intensifying method, but laser polishing method utilization rate is low, cost
Higher, and the precision being easily caused workpiece reduces.
Therefore, those skilled in the art aim to provide a kind of reduces cost, improve the increasing material manufacturing of polishing efficiency and precision
Metal surface polishing Ginding process.
Content of the invention
For above-mentioned deficiency of the prior art, the invention provides one kind can quickly remove remaining material, and do not affect table
The increasing material manufacturing metal surface polishing Ginding process of face performance.In the method, increasing material manufacturing metal surface is formed because of point discharge
The differential of the arc, in specific electrolyte, with increasing material manufacturing metal as anode, inert material is negative electrode, applies special between anode and cathode
Fixed voltage, controls electric field to make electrolyte produce micro-arc discharge with increasing material manufacturing metal works, makes tip form oxygen by oxidation
Compound and dissolve in the solution, thus ensure that workpiece size precision, having reached reduces cost, having put forward efficient purpose.
For achieving the above object, present invention employs technical scheme below:
A kind of increasing material manufacturing metal surface polishing Ginding process, comprises the steps:
S1, preparation electrolyte: in terms of mass fraction, by each component mixing of following content, carbonate 40~50%, carbon containing
Organic substance 20~40%, halogenide 10~15%, water 10~15%, obtain mixed electrolyte solution;
S2, increasing material manufacturing metal micro-arc discharge: under room temperature, increasing material manufacturing metalwork is put in the electrolyte of preparation, with
Increasing material manufacturing metal be anode, graphite be negative electrode, under running voltage, increasing material manufacturing metalwork is inserted in solution, process 3~
5 minutes, that is, realize metal surface polishing and grind.
Preferably, described carbonate is sodium carbonate or potassium carbonate.
Preferably, described carbonaceous organic material is triethanolamine or glycerol.
Preferably, described halogenide is sodium chloride or potassium chloride.
Preferably, described water is distilled water or deionized water.
Preferably, in step s2, running voltage is 350v~500v.
The beneficial effects of the present invention is:
1) the inventive method is with increasing material manufacturing metal as anode, and inert material is negative electrode, after voltage reaches particular value,
Pending increasing material manufacturing metal is inserted in electrolyte treatment liquid, produces the differential of the arc using electric field high pressure most advanced and sophisticated, by oxidation
Material more than removal.This micro- meter per second of disposal methods speed 5~10,3~5 minutes time, can quickly remove remaining material, and can drop
Low surface roughness is below micron.
2) after the present invention is processed, workpiece no deforms, and without post processing, reduces cost.
3) the increasing material manufacturing metal surface polishing that the present invention adopts grinds micro-arc discharge electrolyte, is polished at room temperature
, not only processing speed is fast, and the time is short, simplifies treatment process, reduces cost well, and it is suitable almost all of
Increasing material manufacturing metal works.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the present invention is clearly and completely described.Following reality
Apply example to be only used for clearly technical scheme being described, and can not be limited the scope of the invention with this.
A kind of increasing material manufacturing metal surface polishing Ginding process, comprises the steps:
S1, preparation electrolyte: in terms of mass fraction, by each component mixing of following content, carbonate 40~50%, carbon containing
Organic substance 20~40%, halogenide 10~15%, water 10~15%, obtain mixed electrolyte solution;
S2, increasing material manufacturing metal micro-arc discharge: under room temperature, increasing material manufacturing metalwork is put in the electrolyte of preparation, with
Increasing material manufacturing metal is anode, and graphite is negative electrode, under running voltage 350v~500v, increasing material manufacturing metalwork is inserted solution
In, process 3~5 minutes, that is, realize metal surface polishing and grind.
Wherein, described carbonate is sodium carbonate or potassium carbonate, and described carbonaceous organic material is triethanolamine or glycerol, institute
The halogenide stated is sodium chloride or potassium chloride, and described water is distilled water or deionized water.
Embodiment 1
Take the distilled water of 2/3 volume first in a 1l groove, successively dissolving 3500g triethanolamine and 4000g potassium carbonate,
After all dissolving Deng reagent in groove, 1500g sodium chloride is poured in tank liquor under fast stirring, until being mixed thoroughly,
Finally add water to 1l, obtain electrolyte;Increasing material manufacturing ti-6al-4v part is put in the solution of preparation, with increasing material manufacturing ti-
6al-4v is anode, and graphite is negative electrode, and voltage inserts increasing material manufacturing ti-6al-4v part in solution after rising to 350v, process 3 to
5 minutes, that is, realize surface polishing grinding, surface roughness is in 10~500 nanometer range.
Embodiment 2
The deionized water of 2/3 volume is taken first in a 1l groove, the 3000g glycerol dissolving successively and 5000g sodium carbonate,
After all dissolving Deng reagent in groove, 1000g potassium chloride is poured in tank liquor under fast stirring, until being mixed thoroughly,
Finally add water to 1l and obtain electrolyte;Increasing material manufacturing w60ni40 part is put in the solution of preparation, with increasing material manufacturing w60ni40
For anode, graphite is negative electrode, and voltage is inserted increasing material manufacturing w60ni40 part in solution after rising to 380v, process 3 to 5 minutes, that is,
Realize surface polishing grinding, surface roughness is in 10~500 nanometer range.
Embodiment 3
Take 2/3 distilled water first in a 1.5l groove, successively dissolving 3500g triethanolamine and 4x000g sodium carbonate,
After all dissolving Deng reagent in groove, 1000g sodium chloride is poured in tank liquor under fast stirring, until being mixed thoroughly,
Finally add water to 1.5l and obtain electrolyte;Increasing material manufacturing 316l stainless steel part is put in the solution of preparation, with increasing material manufacturing
316l is anode, and graphite is negative electrode, and voltage is inserted increasing material manufacturing 316l part in solution after rising to 500v, processes 3 to 5 minutes,
Realize surface polishing grinding, surface roughness is in 10~500 nanometer range.
Embodiment 4
The deionized water of 2/3 volume is taken first in a 1l groove, the 4000g glycerol dissolving successively and 4000g sodium carbonate,
After all dissolving Deng reagent in groove, 1000g potassium chloride is poured in tank liquor under fast stirring, until being mixed thoroughly,
Finally add water to 1l and obtain electrolyte;Increasing material manufacturing w60ni40 part is put in the solution of preparation, with increasing material manufacturing w60ni40
For anode, graphite is negative electrode, and voltage is inserted increasing material manufacturing w60ni40 part in solution after rising to 380v, processes 3 minutes, that is, real
Existing surface polishing grinding, surface roughness is in 10~500 nanometer range.
Embodiment 5
Take the deionized water of 2/3 volume first in a 1.5l groove, the 2000g glycerol dissolving successively and 5000g carbonic acid
Sodium, after waiting the whole dissolving of reagent in groove, 1500g potassium chloride is poured in tank liquor under fast stirring, until being thoroughly mixed all
Even, finally add water to 1.5l and obtain electrolyte;Increasing material manufacturing 316l stainless steel part is put in the solution of preparation, with increasing material manufacturing
316l is anode, and graphite is negative electrode, and voltage is inserted increasing material manufacturing 316l part in solution after rising to 500v, processes 5 minutes, that is, real
Existing surface polishing grinding, surface roughness is in 10~500 nanometer range.
The above is only the preferred embodiment of the present invention it is noted that ordinary skill people for the art
For member, on the premise of without departing from the technology of the present invention principle, some improvement can also be made and deform, these improve and deform
Also should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of increasing material manufacturing metal surface polishing Ginding process is it is characterised in that comprise the steps:
S1, preparation electrolyte: in terms of mass fraction, by each component mixing of following content, carbonate 40~50%, carbon containing is organic
Thing 20~40%, halogenide 10~15%, water 10~15%, obtain mixed electrolyte solution;
S2, increasing material manufacturing metal micro-arc discharge: under room temperature, increasing material manufacturing metalwork is put in the electrolyte of preparation, to increase material
Manufacture metal is anode, graphite is negative electrode, under running voltage, increasing material manufacturing metalwork is inserted in solution, processes 3~5 points
Clock, that is, realize metal surface polishing and grind.
2. a kind of increasing material manufacturing metal surface polishing Ginding process according to claim 1 it is characterised in that: described carbon
Hydrochlorate is sodium carbonate or potassium carbonate.
3. a kind of increasing material manufacturing metal surface polishing Ginding process according to claim 1 it is characterised in that: described contains
Carbon Organic substance is triethanolamine or glycerol.
4. a kind of increasing material manufacturing metal surface polishing Ginding process according to claim 1 it is characterised in that: described halogen
Compound is sodium chloride or potassium chloride.
5. a kind of increasing material manufacturing metal surface polishing Ginding process according to claim 1 it is characterised in that: described water
For distilled water or deionized water.
6. a kind of increasing material manufacturing metal surface polishing Ginding process according to claim 1 it is characterised in that: step s2
In, running voltage is 350v~500v.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113056577A (en) * | 2018-10-18 | 2021-06-29 | Rena科技奥地利有限责任公司 | Method for removing a metallic support structure from an additionally produced metal component |
CN113481583A (en) * | 2021-07-30 | 2021-10-08 | 南京铖联激光科技有限公司 | Electrolyte solution and electrolysis method for cobalt-chromium alloy electrolytic corrosion for 3D printing |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113056577A (en) * | 2018-10-18 | 2021-06-29 | Rena科技奥地利有限责任公司 | Method for removing a metallic support structure from an additionally produced metal component |
CN113481583A (en) * | 2021-07-30 | 2021-10-08 | 南京铖联激光科技有限公司 | Electrolyte solution and electrolysis method for cobalt-chromium alloy electrolytic corrosion for 3D printing |
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Application publication date: 20170201 |