A kind of high-power air-cooled permanent-magnet speed governor
Technical field
The present invention relates to permanent-magnet speed governor, specifically a kind of high-power air-cooled permanent-magnet speed governor.
Background technology
With the rapid development of economy, permanent-magnet speed governor has had the basis of decades, permanent magnetism tune from the external China that introduces
The development of fast device is increasingly rapid, and due to the exclusive characteristic of permanent-magnet speed governor, has energy-saving and environment-friendly effect, therefore obtain
Country vigorously supports, but permanent-magnet speed governor itself still remains problem, and as what is used gos deep into, and disadvantage is particularly prominent
Go out, if heat dissipation performance is poor, particularly with high-power permanent magnet governor, heat dissipation is the most important thing, and temperature is higher for permanent magnet
Influence is more serious, or even the problem of demagnetization occurs;The small problem such as torque, existing technical solution are to increase the quantity of permanent magnet
With increase diameter dimension, not only increase the volume of equipment in this way, and since diameter is big, rotating speed is high, to which centrifugal force is big, is easy
Cause safety accident.
Invention content
The technical problem to be solved by the present invention is to the shortcomings that for the above prior art, propose a kind of high-power air-cooled
Type permanent-magnet speed governor, is not only simple in structure, and processing cost is low, and good heat dissipation effect, the operation is stable, service life is long, and torque is big, shake
It is dynamic small.
In order to solve the above-mentioned technical problem, the technical scheme is that being accomplished by the following way:It is a kind of high-power
Air-cooled permanent-magnet speed governor, the support component for including and loading the first governor of connection and being connect with motor, the first governor
Including first base, it being equipped with the inner sleeve that can be rotated in the horizontal direction in first base, inner sleeve outer surface is arranged with outer sleeve,
Driving outer sleeve is rotated by inner sleeve to move in the horizontal direction, driven shaft is axially arranged with along it in interior sleeve inner, driven
Axle position is arranged with moving sleeve in one end close to outer sleeve, and endoporus and the driven shaft of moving sleeve are slidably matched, in movable sleeving
Cylinder is set in the horizontal direction there are two permanent magnet rotor component, respectively the first rotor component and the second rotor assembly;
The first rotor component includes symmetrically arranged first permanent magnetism pallet and the second permanent magnetism pallet, is arranged in the first permanent magnetism support
Torque plate between disk and the second permanent magnetism pallet, torque plate is keyed with moving sleeve, wherein the first permanent magnetism pallet and movable sleeving
Cylinder is fixed, and the first permanent magnetism pallet is equipped with sliding pin in the horizontal direction, and the second permanent magnetism pallet is set on sliding pin, torque plate
It is internally provided with gear, the both sides of gear are respectively equipped with the first rack being connect with the first permanent magnetism pallet, connect with the second permanent magnetism pallet
The second rack connect moves driving the first permanent magnetism pallet movement, to drive the first rack drives gear to turn by moving sleeve
It is dynamic, and then the second rack moves, and the first permanent magnetism pallet and the second permanent magnetism pallet is finally made to be moved along opposite or opposite direction;
Second rotor assembly includes the third permanent magnetism pallet being arranged in moving sleeve one end, is symmetrically set with third permanent magnetism pallet
The 4th permanent magnetism pallet set, by sliding pin connection, third permanent magnetism pallet between third permanent magnetism pallet and the 4th permanent magnetism pallet
The second torque plate is equipped between the 4th permanent magnetism pallet, the second torque plate is connect with driven shaft key, third permanent magnetism pallet and the 4th
Movement between permanent magnetism pallet is identical as the structure in the first rotor component;First permanent magnetism pallet, the second permanent magnetism pallet, third are forever
Magnetic pallet and the 4th permanent magnetism pallet are uniformly provided with multiple permanent magnets along its circumferencial direction;
Support component includes second base, and second base is equipped with driving shaft in the horizontal direction, and driving shaft is solid by bearing block
It is scheduled in second base, conductor rotor component, conductor rotor component packet is equipped with close to the position of the second rotor assembly in driving shaft
Include the first conductor assembly with active axis connection, the second conductor assembly being connect with the first conductor assembly, the first conductor assembly with
Second conductor assembly is connected by the first connecting plate,
First conductor assembly includes the first annular conductor plate with active axis connection, and first annular conductor plate opposite side is flat
Row is equipped with the second ring shaped conductor plate, is connected by the second connecting plate between first annular conductor plate and the second ring shaped conductor plate, the
Two rotor assembly are led between first annular conductor plate and the second ring shaped conductor plate in first annular conductor plate and the second annular
Body plate is respectively equipped with copper ring corresponding with permanent magnet;Second conductor assembly is identical as the first conductor assembly structure;And second conductor
Component is matched with the first rotor component;
It is coated with heat-conducting metal coating, the group of heat-conducting metal coating in first annular conductor plate and the second ring shaped conductor plate surface
Divide and is by mass percentage:Carbon:0.001-0.003%, chromium:4.52-4.58%, magnesium:0.73-0.75%, nickel:2.72-
2.75%, niobium:0.34-0.37%, molybdenum:3.46-3.49%, zinc:6.32-6.35%, cobalt:8.45-8.48%, copper:0.75-
0.78%, titanium:3.84-3.86%, neodymium:2.47-2.49%, promethium:2.43-2.45%, gadolinium:2.26-2.28%, terbium:0.42-
0.45%, auxiliary agent:0.35-0.58%, surplus are iron;
Auxiliary agent is made of various ingredients, and the component of auxiliary agent is calculated by weight as:Zircon:3-5 parts, kaolinite:1-3
Part, graphite powder:5-8 parts, copper powder:20-25 parts, nickel powder:21-23 parts, aluminium powder:32-35 parts;
Auxiliary agent is prepared by following steps:First zircon, kaolinite, graphite powder are crushed respectively, cross 100 mesh numbers
Zircon powder is obtained, kaolinite stone powder, graphite powder powder are spare;Then copper powder, nickel powder, aluminium powder are put into smelting furnace and are heated to
300-350 DEG C, 1-3 hours are kept the temperature, then graphite powder powder is put into smelting furnace and is stirred, mixing speed 300-
350r/min stirs 20-30min, and melting furnace temperature is then heated to 500-600 DEG C, keeps the temperature 30-45min, zirconium is then added
Diamond stone powder, mixing speed 500-550r/min stir 15-20min, melting furnace temperature are then increased to 800-820 DEG C,
Then kaolinite stone powder is added, mixing speed 600-800r/min, mixing time is 1-3 hours, then by melting furnace temperature
It is heated to 1200-1400 DEG C, keeps the temperature 3-5 hour, using air-cooled after being then air-cooled to 1080-1100 DEG C, air-cooled speed is 10-15
DEG C/min, it is cooled to 560-600 DEG C, it is 20-25 DEG C/s finally to use water cooling, cooling velocity, is cooled to 150-160 DEG C, finally
It is air-cooled to room temperature and obtains metallic object, then crush metallic object, cross 200 mesh numbers and can be obtained auxiliary agent.
In this way, the development due to permanent magnetic coupling is getting faster, and has obtained the approval of many users, the country has very much
Enterprise in mass production, be not just described in detail for the active force that permanent magnet is generated with copper ring, is simply saying:Permanent magnetism
Rotor assembly is two independent discontiguous components with conductor cartridge module, and permanent magnet rotor component is connected with load, conductor cylinder group
Part is connect with motor, and when the gap between permanent magnet and copper ring is bigger, torque is bigger, on the contrary then torque is smaller, to carry out
To loading speed governing, realize energy saving;
Difference lies in the technical program utilizes special construction, realizes for the technical solution of the application and the scheme of the prior art
Two groups of p-m rotor group valences and two groups of conductor cartridge modules, considerably increase the ability of the transmission torque of equipment, while not increasing straight
The size in diameter direction greatly reduces processing cost, and since existing high-power permanent magnet governor calorific value is huge, it is necessary to
It is equipped with outer loop cooling water, considerably increases cost and the maintenance of worker, the technical program is cold without using outer loop
The heat Quick diffusing of generation can be gone out using the air-cooled structure of itself, ensure that the stabilization continuous service of equipment by but water;
And the heat-conducting metal coating that independent research is also used in the technical program, considerably increases conductor rotor component
Radiating efficiency can not only increase first annular containing elements such as chromium, magnesium, nickel, niobium, molybdenum, zinc, cobalt, copper in heat-conducting metal coating
The integral strength of conductor plate and the second ring shaped conductor plate, and high temperature resistant, corrosion resistance greatly improve, and wherein painting can be improved in chromium
The intensity and hardness of layer, improve the high-temperature mechanical property of coating, and coating is made to have good corrosion resistance and inoxidizability, reduce
The critical cooling rate of coating improves the quenching degree of coating;The effect of nickel in the coating:The intensity of coating can be improved without notable
Its toughness is reduced, nickel can reduce the brittle transition temperature of coating, you can the low-temperature flexibility for improving coating improves the processability of coating
And solderability, the resistance to corrosion of coating can be improved, can not only be acidproof, and the corrosion of energy alkali resistant and air;Niobium is in coating
In effect:Niobium and carbon, nitrogen, oxygen have extremely strong binding force, and form corresponding extremely stable compound therewith, thus energy
Crystal grain thinning reduces the superheated susceptivity and temper brittleness of coating, there is fabulous resistant to hydrogen performance;The effect of molybdenum in the coating:Molybdenum
There is solution strengthening effect to ferrite, improve the intensity and hardness of coating, improve the heat resistance and elevated temperature strength of coating, resistant to hydrogen is invaded
The effect of erosion;Thermal conductivity can be increased by adding rare earth element, form fine and close crystal grain, improve intensity, the mistake of each constituent content
High or too low improper, excessively high increase cost is too low that due mechanical performance is not achieved;
And it is also added into auxiliary agent, containing zircon, kaolinite, graphite powder, copper powder, nickel powder, aluminium powder substance in auxiliary agent, no
It is only capable of playing the role of catalyst, increases heat dissipation performance, crocking resistance and high temperature resistance, auxiliary agent in the technical program
Preparation method is only applicable to the technical program, first by copper powder, nickel powder, aluminium powder carry out melting, then sequentially add graphite powder powder,
Zircon powder, kaolinite stone powder, first allow graphite powder powder to be combined with alloying element, using graphite powder conductive characteristic and
Rub resistance characteristic, makes alloying element closely be combined together, and using the heat-resistant quality of zircon, improves high temperature resistance,
Using kaolinic adhesive property, so that each component is mutually combined closely, be not easily disconnected from, and increase beauty, it is at low cost.
The technical solution that the present invention further limits is:
High-power air-cooled permanent-magnet speed governor above-mentioned, the component of heat-conducting metal coating are by mass percentage:Carbon:
0.001%, chromium:4.52%, magnesium:0.73%, nickel:2.72%, niobium:0.34%, molybdenum:3.46%, zinc:6.32%, cobalt:
8.45%, copper:0.75%, titanium:3.84%, neodymium:2.47%, promethium:2.43%, gadolinium:2.26%, terbium:0.42%, auxiliary agent:
0.35%, surplus is iron;
Auxiliary agent is made of various ingredients, and the component of auxiliary agent is calculated by weight as:Zircon:3 parts, kaolinite:1 part, stone
Ink powder:5 parts, copper powder:20 parts, nickel powder:21 parts, aluminium powder:32 parts;
Auxiliary agent is prepared by following steps:First zircon, kaolinite, graphite powder are crushed respectively, cross 100 mesh numbers
Zircon powder is obtained, kaolinite stone powder, graphite powder powder are spare;Then copper powder, nickel powder, aluminium powder are put into smelting furnace and are heated to
300 DEG C, 1 hour is kept the temperature, then graphite powder powder is put into smelting furnace and is stirred, mixing speed 300r/min, stirring
Then melting furnace temperature is heated to 500 DEG C by 20min, keep the temperature 30min, and zircon powder is then added, and mixing speed is
500r/min stirs 15min, melting furnace temperature is then increased to 800 DEG C, and kaolinite stone powder is then added, and mixing speed is
600r/min, mixing time are 1 hour, and melting furnace temperature is then heated to 1200 DEG C, 3 hours is kept the temperature, is then air-cooled to
Using air-cooled after 1080 DEG C, air-cooled speed is 10 DEG C/min, is cooled to 560 DEG C, finally uses water cooling, cooling velocity is 20 DEG C/
S, is cooled to 150 DEG C, is finally air-cooled to room temperature and obtains metallic object, then crushes metallic object, crosses 200 mesh numbers and can be obtained
Auxiliary agent.
High-power air-cooled permanent-magnet speed governor above-mentioned, the component of heat-conducting metal coating are by mass percentage:Carbon:
0.003%, chromium:4.58%, magnesium:0.75%, nickel:2.75%, niobium:0.37%, molybdenum:3.49%, zinc:6.35%, cobalt:
8.48%, copper:0.78%, titanium:3.86%, neodymium:2.49%, promethium:2.45%, gadolinium:2.28%, terbium:0.45%, auxiliary agent:
0.58%, surplus is iron;
Auxiliary agent is made of various ingredients, and the component of auxiliary agent is calculated by weight as:Zircon:5 parts, kaolinite:3 parts, stone
Ink powder:8 parts, copper powder:25 parts, nickel powder:23 parts, aluminium powder:35 parts;
Auxiliary agent is prepared by following steps:First zircon, kaolinite, graphite powder are crushed respectively, cross 100 mesh numbers
Zircon powder is obtained, kaolinite stone powder, graphite powder powder are spare;Then copper powder, nickel powder, aluminium powder are put into smelting furnace and are heated to
350 DEG C, 3 hours are kept the temperature, then graphite powder powder is put into smelting furnace and is stirred, mixing speed 350r/min, stirring
Then melting furnace temperature is heated to 600 DEG C by 30min, keep the temperature 45min, and zircon powder is then added, and mixing speed is
550r/min stirs 20min, melting furnace temperature is then increased to 820 DEG C, and kaolinite stone powder is then added, and mixing speed is
800r/min, mixing time are 3 hours, and melting furnace temperature is then heated to 1400 DEG C, 5 hours is kept the temperature, is then air-cooled to
Using air-cooled after 1100 DEG C, air-cooled speed is 15 DEG C/min, is cooled to 600 DEG C, finally uses water cooling, cooling velocity is 25 DEG C/
S, is cooled to 160 DEG C, is finally air-cooled to room temperature and obtains metallic object, then crushes metallic object, crosses 200 mesh numbers and can be obtained
Auxiliary agent.
High-power air-cooled permanent-magnet speed governor above-mentioned, the component of heat-conducting metal coating are by mass percentage:Carbon:
0.002%, chromium:4.53%, magnesium:0.74%, nickel:2.73%, niobium:0.35%, molybdenum:3.47%, zinc:6.34%, cobalt:
8.47%, copper:0.76%, titanium:3.85%, neodymium:2.48%, promethium:2.44%, gadolinium:2.27%, terbium:0.44%, auxiliary agent:
0.38%, surplus is iron;
Auxiliary agent is made of various ingredients, and the component of auxiliary agent is calculated by weight as:Zircon:4 parts, kaolinite:2 parts, stone
Ink powder:6 parts, copper powder:22 parts, nickel powder:22 parts, aluminium powder:34 parts;
Auxiliary agent is prepared by following steps:First zircon, kaolinite, graphite powder are crushed respectively, cross 100 mesh numbers
Zircon powder is obtained, kaolinite stone powder, graphite powder powder are spare;Then copper powder, nickel powder, aluminium powder are put into smelting furnace and are heated to
320 DEG C, 2 hours are kept the temperature, then graphite powder powder is put into smelting furnace and is stirred, mixing speed 320r/min, stirring
Then melting furnace temperature is heated to 550 DEG C by 26min, keep the temperature 40min, and zircon powder is then added, and mixing speed is
520r/min stirs 18min, melting furnace temperature is then increased to 810 DEG C, and kaolinite stone powder is then added, and mixing speed is
700r/min, mixing time are 2 hours, and melting furnace temperature is then heated to 1300 DEG C, 4 hours is kept the temperature, is then air-cooled to
Using air-cooled after 1090 DEG C, air-cooled speed is 12 DEG C/min, is cooled to 580 DEG C, finally uses water cooling, cooling velocity is 22 DEG C/
S, is cooled to 152 DEG C, is finally air-cooled to room temperature and obtains metallic object, then crushes metallic object, crosses 200 mesh numbers and can be obtained
Auxiliary agent.
High-power air-cooled permanent-magnet speed governor above-mentioned, heat-conducting metal coating are prepared by following steps:
Step 1:First carbon, chromium, magnesium, nickel, niobium, molybdenum, zinc, cobalt, copper and iron are put into reacting furnace and are heated to 800-850 DEG C,
30-40min is kept the temperature, is then again heated to 1500-1680 DEG C, 1-3 hours is kept the temperature, is then placed in titanium, neodymium, promethium, gadolinium, terbium element,
Heat preservation 3-5 hours, is then passed through nitrogen as protective gas, and start to stir, mixing speed 150-300r/ into reacting furnace
Min, mixing time 50-60min;
Step 2:Then reacting furnace temperature is reduced 1180-1190 DEG C, is then placed in auxiliary agent, is then passed through into reacting furnace
Nitrogen starts to stir as protective gas, mixing speed 240-280r/min, then mixing time 1-3 hours is air-cooled to
850-890 DEG C, air-cooled to 550-580 DEG C is then used, air-cooled speed is 12-18 DEG C/min, then uses water cooling to room temperature, water
Speed of cooling is 20-25 DEG C/min, you can obtains metal solid;
Step 3:Metal solid in step 2 is put into ball mill and is crushed, 100 mesh numbers is crossed and obtains metal powder A, cross 120
Mesh number obtains metal powder B, crosses 200 mesh numbers and obtains metal powder C, metal powder C is then sprayed into the first ring using spraying equipment
Shape conductor plate and the second ring shaped conductor plate surface, thickness 0.05-0.08mm is then whole to be heated to 500-600 DEG C, heat preservation
Then 30-40min is air-cooled to 150-180 DEG C, then proceed to that metal powder B is sprayed into metal powder C tables using spraying equipment
Face, thickness 0.05-0.08mm is then whole to be heated to 650-680 DEG C, keeps the temperature 30-40min, then water cooling to 150-180
DEG C, it then proceedes to that metal powder A is sprayed into metal powder B surface using spraying equipment, thickness 0.1-1.2mm is then whole
Body is heated to 930-950 DEG C, and is passed through nitrogen as protective gas, keeps the temperature 1-3 hours, is then air-cooled to 720-750 DEG C, heat preservation
15-30min, it is 15-18 DEG C/s then to use oil cooling, oil cooling speed, is cooled to 250-280 DEG C, is finally air-cooled to room temperature.
The preparation method of heat-conducting metal coating in the technical program uses nitrogen as protective gas in step 1, not only
Internal stomata can be greatly reduced, improve integral strength, and niobium element and nitrogen have extremely strong binding force, and form phase therewith
The extremely stable compound answered, thus energy crystal grain thinning, reduce the superheated susceptivity and temper brittleness of coating, there is fabulous resist
Hydrogen performance;In step 2 " it is air-cooled to 850-890 DEG C, then uses air-cooled to 550-580 DEG C, air-cooled speed is 12-18 DEG C/min,
Then use water cooling to room temperature, water cooling speed is 20-25 DEG C/min, you can obtains metal solid ", using first air-cooled, then wind
Cold, the technique of last water cooling, the air-cooled combination that can further increase component reduces the gap between molecule, is carried using cold energy is divided
The speed that height combines, and it is avoided that generation stomata, water cooling can improve the intensity and mechanical performance on surface, reduce brittleness;
Heat conducting coating is sprayed in three times in step 3, using the metal powder C of 200 mesh numbers, the metal of 120 mesh numbers
The metal powder A of powder B and 100 mesh numbers, can not only reduce processing cost, and the metal powder C for first passing through 200 mesh numbers is compound
It is showing, then metal powder B and metal powder A is compound successively, this is simple for process, saves the time, reduces cost, and
Coating absorption is secured, and not easily to fall off, heat conductivility is extremely strong, thoroughly solves the problems, such as that the heat-sinking capability of permanent-magnet speed governor is low.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Wherein:1- first bases, 2- inner sleeves, 3- outer sleeves, 4- driven shafts, 5- moving sleeves, 6- the first permanent magnetism pallets,
7- the second permanent magnetism pallets, 8- torque plates, 9- third permanent magnetism pallets, the 4th permanent magnetism pallets of 10-, the second torque plates of 11-, 12- permanent magnetism
Body, 13- second bases, 14- driving shafts, 15- bearing blocks, the first annular conductor plates of 16-, 17- the second ring shaped conductor plates, 18-
Two connecting plates, 19- copper rings, 20- slide pin, the first racks of 21-, the second racks of 22-, the first connecting plates of 23-.
Specific implementation mode
The present invention is described in further detail below:Wherein the first governor is the prior art;
Embodiment 1
A kind of high-power air-cooled permanent-magnet speed governor provided in this embodiment, include with load connection the first governor and
The support component being connect with motor, the first governor include first base 1, and being equipped in the horizontal direction in first base 1 can rotate
Inner sleeve 2,2 outer surface of inner sleeve is arranged with outer sleeve 3, and rotate driving outer sleeve 3 by inner sleeve 2 moves in the horizontal direction
It is dynamic, it is axially arranged with driven shaft 4 along it inside inner sleeve 2, is located in driven shaft 4 and is arranged with movement close to one end of outer sleeve 3
Sleeve 5, endoporus and the driven shaft 4 of moving sleeve 5 are slidably matched, and are set in the horizontal direction there are two p-m rotor in moving sleeve 5
Component, respectively the first rotor component and the second rotor assembly;
The first rotor component includes symmetrically arranged first permanent magnetism pallet 6 and the second permanent magnetism pallet 7, is arranged in the first permanent magnetism
Torque plate 8 between pallet 6 and the second permanent magnetism pallet 7, torque plate 8 is keyed with moving sleeve 5, wherein the first permanent magnetism pallet 6
It is fixed with moving sleeve 5, the first permanent magnetism pallet 6 is equipped with sliding pin 20 in the horizontal direction, and the second permanent magnetism pallet 7 is set in sliding
On pin 20, torque plate 8 is internally provided with gear, and the both sides of gear are respectively equipped with the first rack being connect with the first permanent magnetism pallet 6
21, the second rack 22 being connect with the second permanent magnetism pallet 7 moves driving the first permanent magnetism pallet 6 movement by moving sleeve 5, from
And the rotation of 21 sliding tooth wheel of the first rack is driven, and then the second rack 22 moves, and finally makes the first permanent magnetism pallet 6 and the second permanent magnetism
Pallet 7 is moved along opposite or opposite direction;
Second rotor assembly includes the third permanent magnetism pallet 9 being arranged in 5 one end of moving sleeve, right with third permanent magnetism pallet 9
The 4th permanent magnetism pallet 10 for claiming setting is connected between third permanent magnetism pallet 9 and the 4th permanent magnetism pallet 10 by sliding pin 20, the
The second torque plate 11 is equipped between three permanent magnetism pallets 9 and the 4th permanent magnetism pallet 10, the second torque plate 11 is keyed with driven shaft 4,
Third permanent magnetism pallet 9 is identical as the structure in the first rotor component as the movement between the 4th permanent magnetism pallet 10;First permanent magnetism support
Disk 6, the second permanent magnetism pallet 7, third permanent magnetism pallet 9 and the 4th permanent magnetism pallet 10 are uniformly provided with permanent magnet 12 along its circumferencial direction;
Support component includes second base 13, and second base 13 is equipped with driving shaft 14 in the horizontal direction, and driving shaft 14 passes through
Bearing block 15 is fixed in second base 13, and conductor rotor component is equipped with close to the position of the second rotor assembly in driving shaft 14,
Conductor rotor component includes the first conductor assembly being connect with driving shaft 14, the second conductor group being connect with the first conductor assembly
Part, the first conductor assembly are connect with the second conductor assembly by the first connecting plate 23,
First conductor assembly includes the first annular conductor plate 16 being connect with driving shaft 14, and first annular conductor plate 16 is opposite
Side is parallel to be equipped with the second ring shaped conductor plate 17, connects by second between first annular conductor plate 16 and the second ring shaped conductor plate 17
Fishplate bar 18 connects, and the second rotor assembly is between first annular conductor plate 16 and the second ring shaped conductor plate 17, first annular
Conductor plate 16 and the second ring shaped conductor plate 17 are respectively equipped with copper ring corresponding with permanent magnet 12 19;Second conductor assembly is led with first
Body modular construction is identical;And second conductor assembly matched with the first rotor component;
It is coated with heat-conducting metal coating, heat-conducting metal coating in first annular conductor plate 16 and 17 surface of the second ring shaped conductor plate
Component be by mass percentage:Carbon:0.001%, chromium:4.52%, magnesium:0.73%, nickel:2.72%, niobium:0.34%, molybdenum:
3.46%, zinc:6.32%, cobalt:8.45%, copper:0.75%, titanium:3.84%, neodymium:2.47%, promethium:2.43%, gadolinium:2.26%,
Terbium:0.42%, auxiliary agent:0.35%, surplus is iron;
Auxiliary agent is made of various ingredients, and the component of auxiliary agent is calculated by weight as:Zircon:3 parts, kaolinite:1 part, stone
Ink powder:5 parts, copper powder:20 parts, nickel powder:21 parts, aluminium powder:32 parts;
Auxiliary agent is prepared by following steps:First zircon, kaolinite, graphite powder are crushed respectively, cross 100 mesh numbers
Zircon powder is obtained, kaolinite stone powder, graphite powder powder are spare;Then copper powder, nickel powder, aluminium powder are put into smelting furnace and are heated to
300 DEG C, 1 hour is kept the temperature, then graphite powder powder is put into smelting furnace and is stirred, mixing speed 300r/min, stirring
Then melting furnace temperature is heated to 500 DEG C by 20min, keep the temperature 30min, and zircon powder is then added, and mixing speed is
500r/min stirs 15min, melting furnace temperature is then increased to 800 DEG C, and kaolinite stone powder is then added, and mixing speed is
600r/min, mixing time are 1 hour, and melting furnace temperature is then heated to 1200 DEG C, 3 hours is kept the temperature, is then air-cooled to
Using air-cooled after 1080 DEG C, air-cooled speed is 10 DEG C/min, is cooled to 560 DEG C, finally uses water cooling, cooling velocity is 20 DEG C/
S, is cooled to 150 DEG C, is finally air-cooled to room temperature and obtains metallic object, then crushes metallic object, crosses 200 mesh numbers and can be obtained
Auxiliary agent;
Heat-conducting metal coating is prepared by following steps in the present embodiment:
Step 1:First carbon, chromium, magnesium, nickel, niobium, molybdenum, zinc, cobalt, copper and iron are put into reacting furnace and are heated to 800 DEG C, heat preservation
Then 30min is again heated to 1500 DEG C, keep the temperature 1 hour, is then placed in titanium, neodymium, promethium, gadolinium, terbium element, keeps the temperature 3 hours, then
It is passed through nitrogen into reacting furnace as protective gas, and starts to stir, mixing speed 150r/min, mixing time 50min;
Step 2:Then reacting furnace temperature is reduced by 1180 DEG C, is then placed in auxiliary agent, nitrogen is then passed through into reacting furnace
As protective gas, and start to stir, mixing speed 240r/min, then mixing time 1 hour is air-cooled to 850 DEG C, then
Using air-cooled to 550 DEG C, air-cooled speed is 12 DEG C/min, then uses water cooling to room temperature, and water cooling speed is 20 DEG C/min, you can
Obtain metal solid;
Step 3:Metal solid in step 2 is put into ball mill and is crushed, 100 mesh numbers is crossed and obtains metal powder A, cross 120
Mesh number obtains metal powder B, crosses 200 mesh numbers and obtains metal powder C, metal powder C is then sprayed into the first ring using spraying equipment
Shape conductor plate and the second ring shaped conductor plate surface, thickness 0.05mm is then whole to be heated to 500 DEG C, keeps the temperature 30min, then
150 DEG C are air-cooled to, then proceedes to that metal powder B is sprayed into metal powder C Surface using spraying equipment, thickness 0.05mm,
Then whole to be heated to 650 DEG C, 30min is kept the temperature, then water cooling then proceedes to utilize spraying equipment by metal powder A to 150 DEG C
It is sprayed into metal powder B surface, thickness 0.1mm is then whole to be heated to 930 DEG C, and is passed through nitrogen as protective gas, protects
Then temperature 1 hour is air-cooled to 720 DEG C, keep the temperature 15min, and it is 15 DEG C/s then to use oil cooling, oil cooling speed, is cooled to 250 DEG C,
It is finally air-cooled to room temperature, adds first annular conductor plate and the second ring shaped conductor plate together with coating wherein entirety is heated to be
Heat.
Embodiment 2
A kind of high-power air-cooled permanent-magnet speed governor provided in this embodiment, the technical solution in embodiment 2 and embodiment 1
It is identical, the component of wherein heat-conducting metal coating is by mass percentage:Carbon:0.003%, chromium:4.58%, magnesium:0.75%,
Nickel:2.75%, niobium:0.37%, molybdenum:3.49%, zinc:6.35%, cobalt:8.48%, copper:0.78%, titanium:3.86%, neodymium:
2.49%, promethium:2.45%, gadolinium:2.28%, terbium:0.45%, auxiliary agent:0.58%, surplus is iron;
Auxiliary agent is made of various ingredients, and the component of auxiliary agent is calculated by weight as:Zircon:5 parts, kaolinite:3 parts, stone
Ink powder:8 parts, copper powder:25 parts, nickel powder:23 parts, aluminium powder:35 parts;
Auxiliary agent is prepared by following steps:First zircon, kaolinite, graphite powder are crushed respectively, cross 100 mesh numbers
Zircon powder is obtained, kaolinite stone powder, graphite powder powder are spare;Then copper powder, nickel powder, aluminium powder are put into smelting furnace and are heated to
350 DEG C, 3 hours are kept the temperature, then graphite powder powder is put into smelting furnace and is stirred, mixing speed 350r/min, stirring
Then melting furnace temperature is heated to 600 DEG C by 30min, keep the temperature 45min, and zircon powder is then added, and mixing speed is
550r/min stirs 20min, melting furnace temperature is then increased to 820 DEG C, and kaolinite stone powder is then added, and mixing speed is
800r/min, mixing time are 3 hours, and melting furnace temperature is then heated to 1400 DEG C, 5 hours is kept the temperature, is then air-cooled to
Using air-cooled after 1100 DEG C, air-cooled speed is 15 DEG C/min, is cooled to 600 DEG C, finally uses water cooling, cooling velocity is 25 DEG C/
S, is cooled to 160 DEG C, is finally air-cooled to room temperature and obtains metallic object, then crushes metallic object, crosses 200 mesh numbers and can be obtained
Auxiliary agent;
Heat-conducting metal coating is prepared by following steps in the present embodiment:
Step 1:First carbon, chromium, magnesium, nickel, niobium, molybdenum, zinc, cobalt, copper and iron are put into reacting furnace and are heated to 850 DEG C, heat preservation
Then 40min is again heated to 1680 DEG C, keep the temperature 3 hours, is then placed in titanium, neodymium, promethium, gadolinium, terbium element, keeps the temperature 5 hours, then
It is passed through nitrogen into reacting furnace as protective gas, and starts to stir, mixing speed 300r/min, mixing time 60min;
Step 2:Then reacting furnace temperature is reduced by 1190 DEG C, is then placed in auxiliary agent, nitrogen is then passed through into reacting furnace
As protective gas, and start to stir, mixing speed 280r/min, then mixing time 3 hours is air-cooled to 890 DEG C, then
Using air-cooled to 580 DEG C, air-cooled speed is 18 DEG C/min, then uses water cooling to room temperature, and water cooling speed is 25 DEG C/min, you can
Obtain metal solid;
Step 3:Metal solid in step 2 is put into ball mill and is crushed, 100 mesh numbers is crossed and obtains metal powder A, cross 120
Mesh number obtains metal powder B, crosses 200 mesh numbers and obtains metal powder C, metal powder C is then sprayed into the first ring using spraying equipment
Shape conductor plate and the second ring shaped conductor plate surface, thickness 0.08mm is then whole to be heated to 600 DEG C, keeps the temperature 40min, then
180 DEG C are air-cooled to, then proceedes to that metal powder B is sprayed into metal powder C Surface using spraying equipment, thickness 0.08mm,
Then whole to be heated to 680 DEG C, 40min is kept the temperature, then water cooling then proceedes to utilize spraying equipment by metal powder A to 180 DEG C
It is sprayed into metal powder B surface, thickness 1.2mm is then whole to be heated to 950 DEG C, and is passed through nitrogen as protective gas, protects
Then temperature 3 hours is air-cooled to 750 DEG C, keep the temperature 30min, and it is 18 DEG C/s then to use oil cooling, oil cooling speed, is cooled to 280 DEG C,
It is finally air-cooled to room temperature, adds first annular conductor plate and the second ring shaped conductor plate together with coating wherein entirety is heated to be
Heat.
Embodiment 3
A kind of high-power air-cooled permanent-magnet speed governor provided in this embodiment, the technical solution in embodiment 3 and embodiment 1
It is identical, the component of wherein heat-conducting metal coating is by mass percentage:Carbon:0.002%, chromium:4.53%, magnesium:0.74%,
Nickel:2.73%, niobium:0.35%, molybdenum:3.47%, zinc:6.34%, cobalt:8.47%, copper:0.76%, titanium:3.85%, neodymium:
2.48%, promethium:2.44%, gadolinium:2.27%, terbium:0.44%, auxiliary agent:0.38%, surplus is iron;
Auxiliary agent is made of various ingredients, and the component of auxiliary agent is calculated by weight as:Zircon:4 parts, kaolinite:2 parts, stone
Ink powder:6 parts, copper powder:22 parts, nickel powder:22 parts, aluminium powder:34 parts;
Auxiliary agent is prepared by following steps:First zircon, kaolinite, graphite powder are crushed respectively, cross 100 mesh numbers
Zircon powder is obtained, kaolinite stone powder, graphite powder powder are spare;Then copper powder, nickel powder, aluminium powder are put into smelting furnace and are heated to
320 DEG C, 2 hours are kept the temperature, then graphite powder powder is put into smelting furnace and is stirred, mixing speed 320r/min, stirring
Then melting furnace temperature is heated to 550 DEG C by 26min, keep the temperature 40min, and zircon powder is then added, and mixing speed is
520r/min stirs 18min, melting furnace temperature is then increased to 810 DEG C, and kaolinite stone powder is then added, and mixing speed is
700r/min, mixing time are 2 hours, and melting furnace temperature is then heated to 1300 DEG C, 4 hours is kept the temperature, is then air-cooled to
Using air-cooled after 1090 DEG C, air-cooled speed is 12 DEG C/min, is cooled to 580 DEG C, finally uses water cooling, cooling velocity is 22 DEG C/
S, is cooled to 152 DEG C, is finally air-cooled to room temperature and obtains metallic object, then crushes metallic object, crosses 200 mesh numbers and can be obtained
Auxiliary agent;
Heat-conducting metal coating is prepared by following steps in the present embodiment:
Step 1:First carbon, chromium, magnesium, nickel, niobium, molybdenum, zinc, cobalt, copper and iron are put into reacting furnace and are heated to 820 DEG C, heat preservation
Then 36min is again heated to 1600 DEG C, keep the temperature 2 hours, is then placed in titanium, neodymium, promethium, gadolinium, terbium element, keeps the temperature 4 hours, then
It is passed through nitrogen into reacting furnace as protective gas, and starts to stir, mixing speed 200r/min, mixing time 55min;
Step 2:Then reacting furnace temperature is reduced by 1185 DEG C, is then placed in auxiliary agent, nitrogen is then passed through into reacting furnace
As protective gas, and start to stir, mixing speed 260r/min, then mixing time 2 hours is air-cooled to 860 DEG C, then
Using air-cooled to 560 DEG C, air-cooled speed is 15 DEG C/min, then uses water cooling to room temperature, and water cooling speed is 22 DEG C/min, you can
Obtain metal solid;
Step 3:Metal solid in step 2 is put into ball mill and is crushed, 100 mesh numbers is crossed and obtains metal powder A, cross 120
Mesh number obtains metal powder B, crosses 200 mesh numbers and obtains metal powder C, metal powder C is then sprayed into the first ring using spraying equipment
Shape conductor plate and the second ring shaped conductor plate surface, thickness 0.06mm is then whole to be heated to 550 DEG C, keeps the temperature 35min, then
170 DEG C are air-cooled to, then proceedes to that metal powder B is sprayed into metal powder C Surface using spraying equipment, thickness 0.6mm, so
It is whole afterwards to be heated to 670 DEG C, 35min is kept the temperature, and then water cooling then proceedes to metal powder A be sprayed using spraying equipment to 175 DEG C
It is applied to metal powder B surface, thickness 0.11mm is then whole to be heated to 932 DEG C, and is passed through nitrogen as protective gas, protects
Then temperature 2 hours is air-cooled to 740 DEG C, keep the temperature 18min, and it is 17 DEG C/s then to use oil cooling, oil cooling speed, is cooled to 260 DEG C,
It is finally air-cooled to room temperature, adds first annular conductor plate and the second ring shaped conductor plate together with coating wherein entirety is heated to be
Heat.
Following table is the Determination of conductive coefficients result of heat conducting coating in embodiment 1, embodiment 2, embodiment 3
Title |
Embodiment 1 |
Embodiment 2 |
Embodiment 3 |
Thermal coefficient |
198.5W/mK |
188.8W/mK |
218.9W/mK |
Above example is merely illustrative of the invention's technical idea, and protection scope of the present invention cannot be limited with this, every
According to technological thought proposed by the present invention, any change done on the basis of technical solution each falls within the scope of the present invention
Within.