CN111573665A - Synthetic material purification process of artificial diamond - Google Patents

Synthetic material purification process of artificial diamond Download PDF

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Publication number
CN111573665A
CN111573665A CN202010609256.8A CN202010609256A CN111573665A CN 111573665 A CN111573665 A CN 111573665A CN 202010609256 A CN202010609256 A CN 202010609256A CN 111573665 A CN111573665 A CN 111573665A
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China
Prior art keywords
artificial diamond
mixture
crushing
precipitate
crushing roller
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CN202010609256.8A
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Chinese (zh)
Inventor
张保民
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Anhui Xintai Diamond Co ltd
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Anhui Xintai Diamond Co ltd
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Priority to CN202010609256.8A priority Critical patent/CN111573665A/en
Publication of CN111573665A publication Critical patent/CN111573665A/en
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    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/25Diamond
    • C01B32/28After-treatment, e.g. purification, irradiation, separation or recovery

Abstract

The invention discloses a process for purifying synthetic material of artificial diamond, which comprises the following steps: the method comprises the following steps: crushing the artificial diamond by a crushing device to obtain an artificial diamond concentrate, adding the artificial diamond concentrate into concentrated sulfuric acid at the temperature of 0-10 ℃, and stirring for 0.5-1 h to obtain a mixture A1; adding nitrate into the mixture A1 at 0-10 ℃, and stirring for 0.5-1 h to obtain a mixture A2; adding potassium permanganate into the mixture A2 at 0-10 ℃, and stirring for 1-3 hours to obtain the mixture A. According to the invention, the potassium permanganate is used for oxidizing graphite, so that the consumption of concentrated sulfuric acid is reduced, the operation temperature is reduced, a matched high-temperature reaction system is omitted, the working environment is improved, the pollution of generated waste gas and waste liquid is greatly reduced, and the artificial diamond can be crushed by the arranged crushing device, so that the fineness of the artificial diamond is improved, the artificial diamond can be fully reacted in the purification process, and the purification rate of the synthetic material of the artificial diamond is improved.

Description

Synthetic material purification process of artificial diamond
Technical Field
The invention relates to the technical field of artificial diamond material purification, in particular to a process for purifying a synthetic material of an artificial diamond.
Background
Diamond is commonly called "diamond," which is a mineral composed of pure carbon and is the hardest substance in nature. Since the 18 th century confirmed that diamond is composed of pure carbon, research on artificial diamond was started, and the research and rapid development of artificial diamond was achieved only in the 50 th century by the development of high-voltage research and high-voltage experimental techniques.
The patent document (CN1903716A) is a purification process of synthetic material of artificial diamond, belonging to the technical field of diamond synthesis. The method uses potassium chlorate and a small amount of hydrochloric acid, can remove graphite and metal in the concentrate after shaking table at the same time, reduces working procedures, greatly reduces acid consumption, does not produce toxic gas, obviously reduces pollution to air, land and water, greatly improves working conditions, reduces sewage treatment cost, and has good social benefit and economic benefit.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a process for purifying synthetic materials of artificial diamonds, which utilizes potassium permanganate to oxidize graphite, reduces the using amount of concentrated sulfuric acid, reduces the operating temperature, omits a matched high-temperature reaction system, improves the working environment, greatly reduces the pollution of generated waste gas and waste liquid, can crush the artificial diamonds through the arranged crushing device, improves the fineness of the artificial diamonds, and improves the purification rate of the synthetic materials of the artificial diamonds due to full reaction of the artificial diamonds in the purification process.
The purpose of the invention can be realized by the following technical scheme:
a process for purifying synthetic material of artificial diamond comprises the following steps:
the method comprises the following steps: the artificial diamond is crushed by the crushing device, the artificial diamond is sent into the crushing box from the feed hopper, the servo motor on the motor base is started, the operating servo motor drives the second belt wheel on the output shaft to rotate, the rotating second belt wheel drives the first belt wheel on the second rotating shaft to rotate through the belt, so that the second extrusion crushing roller on the second rotating shaft rotates, when the artificial diamond falls between the second extrusion crushing roller and the first extrusion crushing roller, the rotating second extrusion crushing roller and the first extrusion crushing roller extrude the artificial diamond to crush the artificial diamond, when crushing, the first bearing mounting bases on two sides extrude the spring on the adjusting bolt through the cushion block, so as to adjust the distance between the second extrusion crushing roller and the first extrusion crushing roller, avoid the artificial diamond from clamping the second extrusion crushing roller too much, when the crushed artificial diamond falls into the material receiving box, starting two electric cylinders to push the scraper plate, discharging the crushed artificial diamond from a discharge hole to obtain an artificial diamond concentrate, adding the artificial diamond concentrate into concentrated sulfuric acid at the temperature of 0-10 ℃, and stirring for 0.5-1 h to obtain a mixture A1; adding nitrate into the mixture A1 at 0-10 ℃, and stirring for 0.5-1 h to obtain a mixture A2; adding potassium permanganate into the mixture A2 at the temperature of 0-10 ℃, and stirring for 1-3 hours to obtain a mixture A;
step two: reacting the mixture A at 20-40 ℃ for 0.5-2.5 h, adding water at 0-10 ℃, and reacting at 75-95 ℃ for 0.5-1.5 h to obtain a mixture B;
step three: adding water and hydrogen peroxide into the mixture B at room temperature, and mixing to obtain a mixture C;
step four; washing the mixture C by using dilute hydrochloric acid and water as detergents, adding the dilute hydrochloric acid into the mixture C, uniformly mixing, and performing centrifugal separation to obtain a precipitate; adding dilute hydrochloric acid into the obtained precipitate, uniformly mixing, and performing centrifugal separation to obtain the precipitate; adding dilute hydrochloric acid, repeatedly washing, centrifuging, adding water into the obtained precipitate, mixing uniformly, and centrifuging to obtain precipitate; adding water into the obtained precipitate, repeatedly washing, and centrifuging until the supernatant is nearly neutral to obtain solid mixture D;
step five: adding the solid mixture D into water, stirring and dispersing, standing, and separating to obtain a precipitate and an upper-layer liquid; adding the obtained precipitate into water, stirring, dispersing, standing, separating to obtain precipitate and upper layer liquid, repeatedly adding water, dispersing, standing and separating to obtain upper layer liquid, clarifying the upper layer liquid, and collecting the precipitate as synthetic material.
Further, the method comprises the following steps: in the first step, 45-55 ml of concentrated sulfuric acid, 0.8-1.5 g of nitrate and 5-8 g of potassium permanganate are added into every 2g of artificial diamond concentrate.
Further, the method comprises the following steps: the dosage of the hydrogen peroxide in the third step is as follows: 5-10 ml of hydrogen peroxide is correspondingly added into every 2g of the artificial diamond concentrate.
Further, the method comprises the following steps: when the detergent used in the fourth step is dilute hydrochloric acid, the rotating speed of centrifugal separation is 3000-6000 rpm, and the time of each centrifugal separation is 6-10 min; when the used detergent is water, the rotating speed of centrifugal separation is 8000-11000 rpm, and the time of each centrifugal separation is 10-20 min.
Further, the method comprises the following steps: the crushing device in the first step comprises a material receiving box, a base is fixedly arranged on the upper surface of the material receiving box, a crushing box is fixedly arranged on the upper surface of the base, the material receiving box is communicated with the crushing box, a feed hopper communicated with the crushing box is fixedly arranged on the upper surface of the crushing box, a support frame is fixedly arranged on the upper surface of the base, the crushing box is positioned in the support frame, a motor base is fixedly arranged on the upper surface of the base, which is close to one end, a servo motor is fixedly arranged on the upper surface of the motor base, a second belt wheel is fixedly arranged on an output shaft of the servo motor, two first bearing mounting seats are slidably arranged on the inner wall of the front frame and the rear frame of the support frame, first bearings are fixedly arranged in the two first bearing mounting seats, first rotating shafts are rotatably arranged between the two first bearings, and run through the crushing box, and the first rotating shaft is positioned on the arc side surface inside the crushing box and is fixedly provided with a first extrusion crushing roller.
Further, the method comprises the following steps: the inner wall of the front frame and the rear frame of the supporting frame are respectively fixedly provided with second bearing installation seats on one side close to the two first bearing installation seats, second bearings are fixedly arranged in the two second bearing installation seats, a second rotating shaft is rotatably arranged between the two second bearings and penetrates through the crushing box, a second extrusion crushing roller is fixedly arranged on the side face, located inside the crushing box, of the circular arc of the second rotating shaft, a first belt wheel is fixedly arranged at one end, penetrating through one of the second bearings, of the second rotating shaft, the first belt wheel is connected with the second belt wheel through a belt, and the first belt wheel is located on the same plane as the second belt wheel.
Further, the method comprises the following steps: the equal spiro union of both sides frame of carriage one end has the adjusting bolt, and two adjusting bolts run through the equal fixed mounting in one end of carriage frame and have the spring, and the equal fixed mounting in a side surface of two first bearing mount pads has the cushion, and the one end that the adjusting bolt was kept away from to two springs respectively with two cushion fixed mounting.
Further, the method comprises the following steps: the inner walls of the two sides of the material receiving box are fixedly provided with electric cylinders, piston rods of the two electric cylinders are fixedly provided with scrapers, the distance range between each scraper and the inner wall of the bottom end of the material receiving box is mm, and a discharge hole is formed in the surface of one side of the material receiving box.
The invention has the beneficial effects that:
1. the potassium permanganate is used for oxidizing graphite, so that the consumption of concentrated sulfuric acid is reduced, the operation temperature is reduced, a matched high-temperature reaction system is omitted, the working environment is improved, the pollution of generated waste gas and waste liquid is greatly reduced, and the method is green and environment-friendly; because the density of the diamond is greater than that of water, the density of the graphite oxide is small, and the dispersion effect in water is good, the separation operation process of the diamond and the graphite oxide is simple and convenient, the diamond and the graphite oxide can be separated by standing and settling for several minutes, the production efficiency is improved, extra expensive equipment is not needed, the investment is low, the cost is low, and the automatic control is easy to realize;
2. through the arranged crushing device, the artificial diamond can be crushed, the fineness of the artificial diamond is improved, the artificial diamond in the purification process can be fully reacted, the purification rate of the synthetic material of the artificial diamond is improved, the artificial diamond is sent into the crushing box from the feed hopper, the servo motor on the motor base is started, the operating servo motor drives the second belt wheel on the output shaft of the servo motor to rotate, the rotating second belt wheel drives the first belt wheel on the second rotating shaft to rotate through the belt, so that the second extrusion crushing roller on the second rotating shaft rotates along with the rotation, when the artificial diamond falls between the second extrusion crushing roller and the first extrusion crushing roller, the rotating second extrusion crushing roller and the first extrusion crushing roller extrude the artificial diamond, the artificial diamond is crushed, and when the artificial diamond is crushed, the first bearing mounting seats on two sides extrude the spring on the adjusting bolt through the cushion block, thereby adjust the distance between second extrusion crushing roller and the first extrusion crushing roller, avoid artificial diamond too big second extrusion crushing roller that blocks, after kibbling artificial diamond dropped into the receipts workbin, start two electric air cylinder and promote the scraper blade, discharge kibbling artificial diamond from the discharge gate, obtain artificial diamond beneficiated burden material.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view showing the overall construction of a crushing apparatus according to the present invention;
FIG. 2 is a schematic view showing the internal structure of the crushing apparatus according to the present invention;
FIG. 3 is a schematic view of the internal structure of the material receiving box of the present invention.
In the figure: 1. a material receiving box; 2. a base; 3. a support frame; 4. a crushing box; 5. a feed hopper; 6. a first bearing mount; 7. a first bearing; 8. a first rotating shaft; 9. a first pulley; 10. a motor base; 11. a servo motor; 12. a second pulley; 13. a first crushing roller; 14. adjusting the bolt; 15. a spring; 16. cushion blocks; 17. an electric cylinder; 18. a squeegee; 19. a discharge port; 20. a second rotating shaft; 21. a second bearing mount; 22. a second bearing; 23. a second crushing roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, a process for purifying a synthetic material of synthetic diamond includes the following steps:
the method comprises the following steps: the artificial diamond is crushed by a crushing device, the artificial diamond is sent into a crushing box 4 from a feed hopper 5, a servo motor 11 on a motor base 10 is started, the operating servo motor 11 drives a second belt wheel 12 on an output shaft thereof to rotate, the rotating second belt wheel 12 drives a first belt wheel 9 on a second rotating shaft 20 to rotate through a belt, so that a second extrusion crushing roller 23 on the second rotating shaft 20 rotates along with the artificial diamond, when the artificial diamond falls between the second extrusion crushing roller 23 and a first extrusion crushing roller 13, the rotating second extrusion crushing roller 23 and the first extrusion crushing roller 13 extrude the artificial diamond to crush the artificial diamond, first bearing mounting seats 6 on two sides extrude a spring 15 on an adjusting bolt 14 through a cushion block 16, so that the distance between the second extrusion crushing roller 23 and the first extrusion crushing roller 13 is adjusted, and the situation that the artificial diamond is blocked by the second extrusion crushing roller 23 too much is avoided, after the crushed artificial diamond falls into the material receiving box 1, starting two electric cylinders 17 to push the scraper 18, discharging the crushed artificial diamond from the material outlet 19 to obtain an artificial diamond concentrate, adding the artificial diamond concentrate into concentrated sulfuric acid at the temperature of 0-10 ℃, and stirring for 0.5-1 h to obtain a mixture A1; adding nitrate into the mixture A1 at 0-10 ℃, and stirring for 0.5-1 h to obtain a mixture A2; adding potassium permanganate into the mixture A2 at the temperature of 0-10 ℃, and stirring for 1-3 hours to obtain a mixture A;
step two: reacting the mixture A at 20-40 ℃ for 0.5-2.5 h, adding water at 0-10 ℃, and reacting at 75-95 ℃ for 0.5-1.5 h to obtain a mixture B;
step three: adding water and hydrogen peroxide into the mixture B at room temperature, and mixing to obtain a mixture C;
step four; washing the mixture C by using dilute hydrochloric acid and water as detergents, adding the dilute hydrochloric acid into the mixture C, uniformly mixing, and performing centrifugal separation to obtain a precipitate; adding dilute hydrochloric acid into the obtained precipitate, uniformly mixing, and performing centrifugal separation to obtain the precipitate; adding dilute hydrochloric acid, repeatedly washing, centrifuging, adding water into the obtained precipitate, mixing uniformly, and centrifuging to obtain precipitate; adding water into the obtained precipitate, repeatedly washing, and centrifuging until the supernatant is nearly neutral to obtain solid mixture D;
step five: adding the solid mixture D into water, stirring and dispersing, standing, and separating to obtain a precipitate and an upper-layer liquid; adding the obtained precipitate into water, stirring, dispersing, standing, separating to obtain precipitate and upper layer liquid, repeatedly adding water, dispersing, standing and separating to obtain upper layer liquid, clarifying the upper layer liquid, and collecting the precipitate as synthetic material.
In the first step, 45-55 ml of concentrated sulfuric acid, 0.8-1.5 g of nitrate and 5-8 g of potassium permanganate are added into every 2g of artificial diamond concentrate; the dosage of the hydrogen peroxide in the third step is as follows: 5-10 ml of hydrogen peroxide is correspondingly added into every 2g of artificial diamond concentrate; when the detergent used in the fourth step is dilute hydrochloric acid, the rotating speed of centrifugal separation is 3000-6000 rpm, and the time of each centrifugal separation is 6-10 min; when the used detergent is water, the rotating speed of centrifugal separation is 8000-11000 rpm, and the time of each centrifugal separation is 10-20 min;
the crushing device in the first step comprises a material receiving box 1, a base 2 is fixedly arranged on the upper surface of the material receiving box 1, a crushing box 4 is fixedly arranged on the upper surface of the base 2, the material receiving box 1 is communicated with the crushing box 4, a feed hopper 5 communicated with the crushing box 4 is fixedly arranged on the upper surface of the crushing box 4, a support frame 3 is fixedly arranged on the upper surface of the base 2, the crushing box 4 is positioned in the support frame 3, a motor base 10 is fixedly arranged on the upper surface of the base 2 close to one end, a servo motor 11 is fixedly arranged on the upper surface of the motor base 10, a second belt wheel 12 is fixedly arranged on an output shaft of the servo motor 11, two first bearing mounting bases 6 are slidably arranged on the inner walls of the front and back frames of the support frame 3, and first bearings 7 are fixedly arranged in the two first bearing mounting bases 6, a first rotating shaft 8 is rotatably arranged between the two first bearings 7, the first rotating shaft 8 penetrates through the crushing box 4, and a first extrusion crushing roller 13 is fixedly arranged on the arc side surface of the first rotating shaft 8 positioned in the crushing box 4;
a second bearing mounting seat 21 is fixedly mounted on one side, close to the two first bearing mounting seats 6, of the inner wall of the front frame and the rear frame of the supporting frame 3 respectively, second bearings 22 are fixedly mounted inside the two second bearing mounting seats 21, a second rotating shaft 20 is rotatably mounted between the two second bearings 22, the second rotating shaft 20 penetrates through the crushing box 4, a second extrusion crushing roller 23 is fixedly mounted on the arc side surface of the second rotating shaft 20, which is positioned inside the crushing box 4, a first belt pulley 9 is fixedly mounted at one end, penetrating through one of the second bearings 22, of the second rotating shaft 20, the first belt pulley 9 and the second belt pulley 12 are located on the same plane, and the first belt pulley 9 and the second belt pulley 12 are connected through a belt;
adjusting bolts 14 are screwed on the two side frames at one end of the supporting frame 3, springs 15 are fixedly mounted at one ends of the two adjusting bolts 14 penetrating through the side frames of the supporting frame 3, cushion blocks 16 are fixedly mounted on the surfaces of one sides of the two first bearing mounting seats 6, and one ends of the two springs 15 far away from the adjusting bolts 14 are fixedly mounted with the two cushion blocks 16 respectively; the inner walls of the two sides of the material receiving box 1 are fixedly provided with electric cylinders 17, piston rods of the two electric cylinders 17 are fixedly provided with scrapers 18, the distance range between the scrapers 18 and the inner wall of the bottom end of the material receiving box 1 is 0.2-0.4mm, and a discharge hole 19 is formed in the surface of one side of the material receiving box 1.
The working principle of the crushing device is as follows: when in use, the artificial diamond is sent into the crushing box 4 from the feed hopper 5, the servo motor 11 on the motor base 10 is started, the running servo motor 11 drives the second belt wheel 12 on the output shaft to rotate, the rotating second belt wheel 12 drives the first belt wheel 9 on the second rotating shaft 20 to rotate through a belt, so that the second extrusion crushing roller 23 on the second rotating shaft 20 rotates along with the second extrusion crushing roller, when the artificial diamond falls between the second extrusion crushing roller 23 and the first extrusion crushing roller 13, the rotating second extrusion crushing roller 23 and the first extrusion crushing roller 13 extrude the artificial diamond to crush the artificial diamond, the first bearing mounting seats 6 on two sides extrude the spring 15 on the adjusting bolt 14 through the cushion block 16 during crushing, so as to adjust the distance between the second extrusion crushing roller 23 and the first extrusion crushing roller 13 and avoid the artificial diamond from being excessively clamped on the second extrusion crushing roller 23, after the crushed artificial diamond falls into the charging box 1, two electric cylinders 17 are started to push the scraper 18, and the crushed artificial diamond is discharged from a discharge hole 19 to obtain an artificial diamond concentrate.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.

Claims (8)

1. A process for purifying synthetic material of artificial diamond is characterized by comprising the following steps:
the method comprises the following steps: the artificial diamond is crushed by a crushing device, the artificial diamond is sent into a crushing box (4) from a feed hopper (5), a servo motor (11) on a motor base (10) is started, the operating servo motor (11) drives a second belt wheel (12) on an output shaft to rotate, the rotating second belt wheel (12) drives a first belt wheel (9) on a second rotating shaft (20) to rotate through a belt, so that a second extrusion crushing roller (23) on the second rotating shaft (20) rotates along with the second extrusion crushing roller, when the artificial diamond falls between the second extrusion crushing roller (23) and the first extrusion crushing roller (13), the rotating second extrusion crushing roller (23) and the first extrusion crushing roller (13) extrude the artificial diamond, the artificial diamond is crushed, and when the artificial diamond is crushed, first bearing mounting seats (6) on two sides extrude a spring (15) on an adjusting bolt (14) through a cushion block (16), therefore, the distance between the second extrusion crushing roller (23) and the first extrusion crushing roller (13) is adjusted, the situation that the artificial diamond is excessively clamped on the second extrusion crushing roller (23) is avoided, after the crushed artificial diamond falls into the material receiving box (1), two electric cylinders (17) are started to push the scraper plate (18), the crushed artificial diamond is discharged from the material outlet (19), the artificial diamond concentrate is obtained, the artificial diamond concentrate is added into concentrated sulfuric acid at the temperature of 0-10 ℃, and the mixture A1 is obtained after stirring for 0.5-1 h; adding nitrate into the mixture A1 at 0-10 ℃, and stirring for 0.5-1 h to obtain a mixture A2; adding potassium permanganate into the mixture A2 at the temperature of 0-10 ℃, and stirring for 1-3 hours to obtain a mixture A;
step two: reacting the mixture A at 20-40 ℃ for 0.5-2.5 h, adding water at 0-10 ℃, and reacting at 75-95 ℃ for 0.5-1.5 h to obtain a mixture B;
step three: adding water and hydrogen peroxide into the mixture B at room temperature, and mixing to obtain a mixture C;
step four; washing the mixture C by using dilute hydrochloric acid and water as detergents, adding the dilute hydrochloric acid into the mixture C, uniformly mixing, and performing centrifugal separation to obtain a precipitate; adding dilute hydrochloric acid into the obtained precipitate, uniformly mixing, and performing centrifugal separation to obtain the precipitate; adding dilute hydrochloric acid, repeatedly washing, centrifuging, adding water into the obtained precipitate, mixing uniformly, and centrifuging to obtain precipitate; adding water into the obtained precipitate, repeatedly washing, and centrifuging until the supernatant is nearly neutral to obtain solid mixture D;
step five: adding the solid mixture D into water, stirring and dispersing, standing, and separating to obtain a precipitate and an upper-layer liquid; adding the obtained precipitate into water, stirring, dispersing, standing, separating to obtain precipitate and upper layer liquid, repeatedly adding water, dispersing, standing and separating to obtain upper layer liquid, clarifying the upper layer liquid, and collecting the precipitate as synthetic material.
2. The process for purifying synthetic material of artificial diamond according to claim 1, wherein 45-55 ml of concentrated sulfuric acid, 0.8-1.5 g of nitrate and 5-8 g of potassium permanganate are added to every 2g of synthetic diamond concentrate in the first step.
3. The process for purifying synthetic material of artificial diamond according to claim 1, wherein the amount of hydrogen peroxide in the third step is: 5-10 ml of hydrogen peroxide is correspondingly added into every 2g of the artificial diamond concentrate.
4. The process for purifying synthetic material of artificial diamond according to claim 1, wherein when the detergent used in the fourth step is dilute hydrochloric acid, the rotational speed of centrifugal separation is 3000-6000 rpm, and the time of each centrifugal separation is 6-10 min; when the used detergent is water, the rotating speed of centrifugal separation is 8000-11000 rpm, and the time of each centrifugal separation is 10-20 min.
5. The purification process of synthetic material of artificial diamond according to claim 1, wherein the crushing device in the first step comprises a material receiving box (1), a base (2) is fixedly arranged on the upper surface of the material receiving box (1), a crushing box (4) is fixedly arranged on the upper surface of the base (2), the material receiving box (1) is communicated with the crushing box (4), a feed hopper (5) communicated with the crushing box (4) is fixedly arranged on the upper surface of the crushing box (4), a support frame (3) is fixedly arranged on the upper surface of the base (2), the crushing box (4) is positioned inside the support frame (3), a motor base (10) is fixedly arranged on the upper surface of the base (2) close to one end, a servo motor (11) is fixedly arranged on the upper surface of the motor base (10), and a second belt wheel (12) is fixedly arranged on the output shaft of the servo motor (11), the utility model discloses a crushing device, including support frame (3), the equal slidable mounting of frame inner wall has two first bearing mount pads (6) around support frame (3), and the equal fixed mounting in inside of two first bearing mount pads (6) has first bearing (7), rotates between two first bearings (7) and installs first pivot (8), crushing case (4) are run through in first pivot (8), first pivot (8) are located crushing case (4) inside circular arc side fixed mounting and have first extrusion crushing roller (13).
6. The purification process of synthetic material of artificial diamond according to claim 5, wherein the inner walls of the front and rear frames of the supporting frame (3) are respectively fixedly provided with a second bearing mounting seat (21) at one side close to the two first bearing mounting seats (6), the two second bearing mounting seats (21) are respectively and fixedly provided with a second bearing (22), a second rotating shaft (20) is rotatably arranged between the two second bearings (22), the second rotating shaft (20) penetrates through the crushing box (4), the arc side surface of the second rotating shaft (20) positioned in the crushing box (4) is fixedly provided with a second extrusion crushing roller (23), one end of the second rotating shaft (20) penetrating through one of the second bearings (22) is fixedly provided with a first belt wheel (9), and the first belt wheel (9) and the second belt wheel (12) are positioned on the same plane, the first belt wheel (9) is connected with the second belt wheel (12) through a belt.
7. The process for purifying synthetic material of artificial diamond according to claim 5, wherein adjusting bolts (14) are screwed on both side frames of one end of the supporting frame (3), springs (15) are fixedly installed at one ends of the two adjusting bolts (14) penetrating through the side frames of the supporting frame (3), cushion blocks (16) are fixedly installed on one side surfaces of the two first bearing installation seats (6), and one ends of the two springs (15) far away from the adjusting bolts (14) are respectively fixedly installed with the two cushion blocks (16).
8. The purification process of synthetic material of artificial diamond according to claim 5, wherein the inner walls of two sides of the material receiving box (1) are fixedly provided with electric cylinders (17), the piston rods of the two electric cylinders (17) are fixedly provided with scrapers (18), the distance between each scraper (18) and the inner wall of the bottom end of the material receiving box (1) ranges from 0.2 mm to 0.4mm, and the surface of one side of the material receiving box (1) is provided with a material outlet (19).
CN202010609256.8A 2020-06-29 2020-06-29 Synthetic material purification process of artificial diamond Pending CN111573665A (en)

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