CN106011462B - A kind of powder vanadium ball encryption method - Google Patents
A kind of powder vanadium ball encryption method Download PDFInfo
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- CN106011462B CN106011462B CN201610433596.3A CN201610433596A CN106011462B CN 106011462 B CN106011462 B CN 106011462B CN 201610433596 A CN201610433596 A CN 201610433596A CN 106011462 B CN106011462 B CN 106011462B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/2406—Binding; Briquetting ; Granulating pelletizing
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
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- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
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- Organic Chemistry (AREA)
- Cosmetics (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a kind of powder vanadium ball encryption method, comprise the following steps：S1：Embathe vanadium grain, S2：Elute vanadium grain, S3：Pulverization process, S4：Grind vanadium grain, S5：Add water-soluble binder, S6：Ball processed is simultaneously encrypted, S7：Cooling.The technique of the present invention is simple, removal of impurities processing can be carried out to vanadium grain in advance, so as to tentatively improve the quality of powder vanadium ball, by adding water-soluble binder, vanadium grain can be bonded, improve the robustness of powder vanadium ball, it is to avoid the fragmentation in transportation, the space inside powder vanadium ball after being handled by pressurized, heated narrows, and can greatly improve the compactness of powder vanadium ball.
Description
Technical field
The present invention relates to vanadium powder production field, specially a kind of powder vanadium ball encryption method.
Background technology
The existing preparation technology for being used to prepare vanadium grain spheroid has the disadvantage that：1. made from spheroid it is loose, in transport
During allow you to be deliberately fragmented into fritter, the quality of influence vanadium grain；2. powder vanadium ball compactness is relatively low made from existing technique,
The service efficiency of vanadium grain is influenceed, the memory space of occupancy is larger, cost is high.
The content of the invention
It is an object of the invention to provide a kind of powder vanadium ball encryption method, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：A kind of powder vanadium ball encryption method, including following step
Suddenly：
S1：Vanadium grain is embathed, vanadium grain is placed into the immersion cleaning equipment for fill dip lotion and soaked, to leaching during immersion
Wash equipment to be heated, heating-up temperature is 80-90 degrees Celsius, and the reaction time is 10-15 minutes, and filtration treatment is carried out afterwards, will
Soluble impurity is removed；
S2：Vanadium grain is eluted, the vanadium grain after previous step is handled is transferred in elution equipment, is eluted using leacheate
Processing 20-25 minutes, removes insoluble impurity, and then vanadium grain is transferred in drying plant and carries out drying and processing；
S3：Pulverization process, the vanadium grain after drying is put into ball milling and carries out beating crushing, the crushing reaction time is 30-
40 minutes, 200 mesh sieves are then crossed, the vanadium grain of bulky grain is filtered out and proceeds to crush, secondary screening of laying equal stress on choosing is up to requirement
Vanadium grain powder storing is standby；
S4：Vanadium grain is ground, the vanadium grain after previous step pulverization process is transferred in milling apparatus and is ground, at grinding
The reason time is 50-60 minute, then crosses 400 mesh sieves and is screened, be up to standard vanadium powder leave it is standby, it is below standard
Particle continues to grind, duplicate step of laying equal stress on；
S5：Water-soluble binder is added, vanadium grain powder made from previous step is put into mixing plant and added water-soluble viscous
Mixture is stirred, and whipping process control device is closed, mixing time be 20-32 minute, to equipment in material bond
Stirring can be completed by being integrated, and vanadium grain lotion is made；
S6：Ball processed is simultaneously encrypted, and is in spherical by vanadium grain lotion is suppressed using ball equipment processed made from previous step, during ball processed
Keep equipment closed, the pressure in control device is 10-20 kPas of low-pressure state, obtained powder vanadium ball is transferred to closed
In pressurized equipment, pressurizeed and heated, the pressure of pressurization is 660-680 kPas, and reaction temperature is that 400-480 is Celsius
Degree, the reaction time is 10-20 minutes；
S7：Cooling, the powder vanadium ball after heating pressurized treatments is transferred in cooling device, natural cooling processing is carried out,
After temperature will be normal temperature, you can the powder vanadium ball of high solidity is made.
It is preferred that, the dip lotion used in the step S1 includes following composition by weight：10-12 parts of clear water, hydrogen peroxide 20-
30 parts.
It is preferred that, the leacheate used in the step S2 includes following composition by weight：20-22 parts of clear water, alcohol 10-15
Part.
It is preferred that, a diameter of 3-15 centimetres of the powder vanadium ball suppressed in the step S6.
Compared with prior art, the beneficial effects of the invention are as follows：The technique of the present invention is simple, and vanadium grain can be carried out in advance
Removal of impurities is handled, so as to tentatively improve the quality of powder vanadium ball, by adding water-soluble binder, can bond vanadium grain, carry
The robustness of high powder vanadium ball, it is to avoid the fragmentation in transportation, the space inside powder vanadium ball after being handled by pressurized, heated
Narrow, the compactness of powder vanadium ball can be greatly improved.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model that the present invention is protected
Enclose.
Embodiment one
The present invention provides a kind of technical scheme：A kind of powder vanadium ball encryption method, comprises the following steps：
S1：Vanadium grain is embathed, vanadium grain is placed into the immersion cleaning equipment for fill dip lotion and soaked, to leaching during immersion
Wash equipment to be heated, heating-up temperature is 80 degrees Celsius, and the reaction time is 10 minutes, filtration treatment is carried out afterwards, by solubility
Impurity remove；The dip lotion used includes following composition by weight：10 parts of clear water, 20 parts of hydrogen peroxide；
S2：Vanadium grain is eluted, the vanadium grain after previous step is handled is transferred in elution equipment, is eluted using leacheate
Processing 20 minutes, removes insoluble impurity, and then vanadium grain is transferred in drying plant and carries out drying and processing；It is used to drench
Washing lotion includes following composition by weight：20 parts of clear water, 10 parts of alcohol；
S3：Pulverization process, the vanadium grain after drying is put into ball milling and carries out beating crushing, it is 30 points to crush the reaction time
Clock, then crosses 200 mesh sieves, filters out the vanadium grain of bulky grain and proceeds to crush, secondary screening of laying equal stress on choosing, is up to the vanadium grain of requirement
Powder storing is standby；
S4：Vanadium grain is ground, the vanadium grain after previous step pulverization process is transferred in milling apparatus and is ground, at grinding
The reason time is 50 minutes, then crosses 400 mesh sieves and is screened, and the vanadium grain powder for being up to standard leaves standby, below standard
Grain continues to grind, duplicate step of laying equal stress on；
S5：Water-soluble binder is added, vanadium grain powder made from previous step is put into mixing plant and added water-soluble viscous
Mixture is stirred, and whipping process control device is closed, mixing time be 20 minutes, to equipment in material be bonded as one
Body can complete stirring, and vanadium grain lotion is made；
S6：Ball processed is simultaneously encrypted, by vanadium grain lotion made from previous step using ball equipment processed compacting in spherical, the powder vanadium of compacting
Keep equipment closed during a diameter of 3 centimetres of ball, ball processed, the pressure in control device is 10 kPas of low-pressure state, will
Obtained powder vanadium ball is transferred in closed pressurized equipment, is pressurizeed and is heated, and the pressure of pressurization is 660 kPas, instead
It is 400 degrees Celsius to answer temperature, and the reaction time is 10 minutes；
S7：Cooling, the powder vanadium ball after heating pressurized treatments is transferred in cooling device, natural cooling processing is carried out,
After temperature will be normal temperature, you can the powder vanadium ball of high solidity is made.
Embodiment two
The present invention provides a kind of technical scheme：A kind of powder vanadium ball encryption method, comprises the following steps：
S1：Vanadium grain is embathed, vanadium grain is placed into the immersion cleaning equipment for fill dip lotion and soaked, to leaching during immersion
Wash equipment to be heated, heating-up temperature is 86 degrees Celsius, and the reaction time is 12 minutes, filtration treatment is carried out afterwards, by solubility
Impurity remove；The dip lotion used includes following composition by weight：11 parts of clear water, 28 parts of hydrogen peroxide；
S2：Vanadium grain is eluted, the vanadium grain after previous step is handled is transferred in elution equipment, is eluted using leacheate
Processing 22 minutes, removes insoluble impurity, and then vanadium grain is transferred in drying plant and carries out drying and processing；It is used to drench
Washing lotion includes following composition by weight：21 parts of clear water, 13 parts of alcohol；
S3：Pulverization process, the vanadium grain after drying is put into ball milling and carries out beating crushing, it is 37 points to crush the reaction time
Clock, then crosses 200 mesh sieves, filters out the vanadium grain of bulky grain and proceeds to crush, secondary screening of laying equal stress on choosing, is up to the vanadium grain of requirement
Powder storing is standby；
S4：Vanadium grain is ground, the vanadium grain after previous step pulverization process is transferred in milling apparatus and is ground, at grinding
The reason time is 55 minutes, then crosses 400 mesh sieves and is screened, and the vanadium grain powder for being up to standard leaves standby, below standard
Grain continues to grind, duplicate step of laying equal stress on；
S5：Water-soluble binder is added, vanadium grain powder made from previous step is put into mixing plant and added water-soluble viscous
Mixture is stirred, and whipping process control device is closed, mixing time be 29 minutes, to equipment in material be bonded as one
Body can complete stirring, and vanadium grain lotion is made；
S6：Ball processed is simultaneously encrypted, by vanadium grain lotion made from previous step using ball equipment processed compacting in spherical, the powder vanadium of compacting
Keep equipment closed during a diameter of 8 centimetres of ball, ball processed, the pressure in control device is 16 kPas of low-pressure state, will
Obtained powder vanadium ball is transferred in closed pressurized equipment, is pressurizeed and is heated, and the pressure of pressurization is 670 kPas, instead
It is 440 degrees Celsius to answer temperature, and the reaction time is 14 minutes；
S7：Cooling, the powder vanadium ball after heating pressurized treatments is transferred in cooling device, natural cooling processing is carried out,
After temperature will be normal temperature, you can the powder vanadium ball of high solidity is made.
Embodiment three
The present invention provides a kind of technical scheme：A kind of powder vanadium ball encryption method, comprises the following steps：
S1：Vanadium grain is embathed, vanadium grain is placed into the immersion cleaning equipment for fill dip lotion and soaked, to leaching during immersion
Wash equipment to be heated, heating-up temperature is 80-90 degrees Celsius, and the reaction time is 15 minutes, and filtration treatment is carried out afterwards, will be solvable
Property impurity remove；The dip lotion used includes following composition by weight：12 parts of clear water, 30 parts of hydrogen peroxide；
S2：Vanadium grain is eluted, the vanadium grain after previous step is handled is transferred in elution equipment, is eluted using leacheate
Processing 25 minutes, removes insoluble impurity, and then vanadium grain is transferred in drying plant and carries out drying and processing；It is used to drench
Washing lotion includes following composition by weight：22 parts of clear water, 15 parts of alcohol；
S3：Pulverization process, the vanadium grain after drying is put into ball milling and carries out beating crushing, it is 40 points to crush the reaction time
Clock, then crosses 200 mesh sieves, filters out the vanadium grain of bulky grain and proceeds to crush, secondary screening of laying equal stress on choosing, is up to the vanadium grain of requirement
Powder storing is standby；
S4：Vanadium grain is ground, the vanadium grain after previous step pulverization process is transferred in milling apparatus and is ground, at grinding
The reason time is 60 minutes, then crosses 400 mesh sieves and is screened, and the vanadium grain powder for being up to standard leaves standby, below standard
Grain continues to grind, duplicate step of laying equal stress on；
S5：Water-soluble binder is added, vanadium grain powder made from previous step is put into mixing plant and added water-soluble viscous
Mixture is stirred, and whipping process control device is closed, mixing time be 32 minutes, to equipment in material be bonded as one
Body can complete stirring, and vanadium grain lotion is made；
S6：Ball processed is simultaneously encrypted, by vanadium grain lotion made from previous step using ball equipment processed compacting in spherical, the powder vanadium of compacting
Keep equipment closed during a diameter of 15 centimetres of ball, ball processed, the pressure in control device is 20 kPas of low-pressure state, will
Obtained powder vanadium ball is transferred in closed pressurized equipment, is pressurizeed and is heated, and the pressure of pressurization is 680 kPas, instead
It is 480 degrees Celsius to answer temperature, and the reaction time is 20 minutes；
S7：Cooling, the powder vanadium ball after heating pressurized treatments is transferred in cooling device, natural cooling processing is carried out,
After temperature will be normal temperature, you can the powder vanadium ball of high solidity is made.
The technique of the present invention is simple, removal of impurities processing can be carried out to vanadium grain in advance by step S1 and S2, so as to tentatively carry
The quality of high powder vanadium ball, vanadium grain by adding water-soluble binder in step s 5, can be bonded, improve powder vanadium ball
Robustness, it is to avoid the fragmentation in transportation, by controlling low pressure and HIGH PRESSURE TREATMENT in step s 6, can make obtained powder vanadium
Space inside ball narrows, and can greatly improve the compactness of powder vanadium ball, and experiment proves that this programme can be by the closely knit of powder vanadium ball
Degree improves 15% or so, therefore this programme has preferable market prospects.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of powder vanadium ball encryption method, it is characterised in that comprise the following steps：
S1：Vanadium grain is embathed, vanadium grain is placed into the immersion cleaning equipment for fill dip lotion and soaked, is set during immersion to embathing
Standby to be heated, heating-up temperature is 80-90 degrees Celsius, and the reaction time is 10-15 minutes, and filtration treatment is carried out afterwards, will be solvable
Property impurity remove；
S2：Vanadium grain is eluted, the vanadium grain after previous step is handled is transferred in elution equipment, and elution processing is carried out using leacheate
20-25 minutes, insoluble impurity is removed, then vanadium grain is transferred in drying plant and carries out drying and processing；
S3：Pulverization process, the vanadium grain after drying is put into ball milling and carries out beating crushing, it is 30-40 points to crush the reaction time
Clock, then crosses 200 mesh sieves, filters out the vanadium grain of bulky grain and proceeds to crush, secondary screening of laying equal stress on choosing, is up to the vanadium grain of requirement
Powder storing is standby；
S4：Vanadium grain is ground, the vanadium grain after previous step pulverization process is transferred in milling apparatus and is ground, during milled processed
Between be 50-60 minute, then cross 400 mesh sieves and screened, the vanadium powder for being up to standard leaves standby, below standard particle
Continue to grind, duplicate step of laying equal stress on；
S5：Water-soluble binder is added, vanadium grain powder made from previous step is put into mixing plant and water-soluble binder is added
Be stirred, whipping process control device is closed, mixing time be 20-32 minutes, to equipment in material be bonded as one
Body can complete stirring, and vanadium grain lotion is made；
S6：Ball processed is simultaneously encrypted, and vanadium grain lotion made from previous step is kept using ball equipment processed compacting in spherical during ball processed
Equipment is closed, and the pressure in control device is 10-20 kPas of low-pressure state, and obtained powder vanadium ball is transferred into closed pressurization
In equipment, pressurizeed and heated, the pressure of pressurization is 660-680 kPas, and reaction temperature is 400-480 degrees Celsius, instead
It is 10-20 minutes between seasonable；
S7：Cooling, the powder vanadium ball after heating pressurized treatments is transferred in cooling device, natural cooling processing is carried out, treats temperature
Spend for after normal temperature, you can the powder vanadium ball of high solidity is made.
2. a kind of powder vanadium ball encryption method according to claim 1, it is characterised in that：The leaching used in the step S1
Washing lotion includes following composition by weight：10-12 parts of clear water, 20-30 parts of hydrogen peroxide.
3. a kind of powder vanadium ball encryption method according to claim 1, it is characterised in that：The pouring used in the step S2
Washing lotion includes following composition by weight：20-22 parts of clear water, 10-15 parts of alcohol.
4. a kind of powder vanadium ball encryption method according to claim 1, it is characterised in that：The powder suppressed in the step S6
A diameter of 3-15 centimetres of vanadium ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610433596.3A CN106011462B (en) | 2016-06-18 | 2016-06-18 | A kind of powder vanadium ball encryption method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610433596.3A CN106011462B (en) | 2016-06-18 | 2016-06-18 | A kind of powder vanadium ball encryption method |
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| CN106011462A CN106011462A (en) | 2016-10-12 |
| CN106011462B true CN106011462B (en) | 2017-10-03 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3567811A (en) * | 1969-10-20 | 1971-03-02 | Clyde W Humphrey | Method of producing strong fired compacts from iron or iron oxide containing material |
| CN102372304A (en) * | 2010-08-18 | 2012-03-14 | 河北钢铁股份有限公司承德分公司 | Physical preparation method of high density vanadium oxide powder |
| CN103663555A (en) * | 2012-09-19 | 2014-03-26 | 大连博融新材料有限公司 | Granular vanadium oxide and production method thereof |
-
2016
- 2016-06-18 CN CN201610433596.3A patent/CN106011462B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3567811A (en) * | 1969-10-20 | 1971-03-02 | Clyde W Humphrey | Method of producing strong fired compacts from iron or iron oxide containing material |
| CN102372304A (en) * | 2010-08-18 | 2012-03-14 | 河北钢铁股份有限公司承德分公司 | Physical preparation method of high density vanadium oxide powder |
| CN103663555A (en) * | 2012-09-19 | 2014-03-26 | 大连博融新材料有限公司 | Granular vanadium oxide and production method thereof |
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| CN106011462A (en) | 2016-10-12 |
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