CN202943252U - Rare-earth permanent magnet alloy flexible sintering equipment - Google Patents
Rare-earth permanent magnet alloy flexible sintering equipment Download PDFInfo
- Publication number
- CN202943252U CN202943252U CN 201220586054 CN201220586054U CN202943252U CN 202943252 U CN202943252 U CN 202943252U CN 201220586054 CN201220586054 CN 201220586054 CN 201220586054 U CN201220586054 U CN 201220586054U CN 202943252 U CN202943252 U CN 202943252U
- Authority
- CN
- China
- Prior art keywords
- glove box
- chamber
- pipeline
- railway carriage
- separation valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model provides rare-earth permanent magnet alloy flexible sintering equipment which comprises a glove box, two conveying sealed car boxes, a pressing machine, sintering furnaces and a material outlet car. Logistics channels are respectively arranged at two ends of the glove box. The pressing machine and the sintering furnaces are arranged side by side on one side of the two logistics channels. The two conveying sealed car boxes respectively move in the two logistics channels. Partition valves are respectively arranged at the opposite ends of the two conveying sealed car boxes, the sintering furnaces and the pressing machine and two ends of the glove box, the conveying sealed car boxes are respectively connected with the partition valves of the glove box, the pressing machine and the sintering furnaces in an abutting mode through the partition valves. According to the rare-earth permanent magnet alloy flexible sintering equipment, the glove box corresponds to a plurality of single-chamber sintering furnaces with the partition valves, the conveying sealed car boxes which protect atmosphere are connected with the sintering furnaces in an abutting mode, and then pressing forming and sintering processing, cooling processing and oxygen-free circulation of blanks under inert gas shielding atmosphere are achieved. Magnet performance is improved, and production automation degree is greatly improved.
Description
Technical field
The present invention relates to the manufacture field of RE permanent magnetic alloy, is specifically a kind of agglomerating plant of permanent-magnet rare-earth NdFeB alloy.
Background technology
Fe-B rare-earth permanent magnet is widely used in electronics, motor and hybrid vehicle etc., and use is more and more widely arranged.
Existing permanent-magnet rare-earth NdFeB alloy agglomerating plant is seen the patent No.: 01248403.2, he comprises body of heater, the heating clamber that arranges in body of heater reaches and be provided with nozzle on the wall of heating clamber, it is characterized in that: the side at body of heater is provided with valve, body of heater connects with a seal box with vacuum line by valve, and its purpose is effectively to solve the problem that product oxidation, cooling uniformity and the consistent product such as poor exist.
The problem that existing equipment exists is that equipment investment is large, floor space is large, automaticity is low, can not complete the non-oxidation of the whole processing technology of permanent-magnet rare-earth NdFeB alloy sintering.
Summary of the invention
In order to address the above problem a kind of RE permanent magnetic alloy flexible sintered process and the equipment of the invention provides.
The present invention adopts following technical scheme:
Comprise that glove box, two transmits sealing railway carriage, press, sintering furnace and discharging car; Described glove box two ends are respectively logistics corridor, press and sintering furnace two logistics corridor one sides that are placed in side by side, two transmit the sealing railway carriage moves in two logistics corridors respectively, two opposite end and the glove box two ends of transmitting sealing railway carriages and sintering furnace and press are respectively equipped with separation valve door, dock respectively by the separation valve door of separation valve door with glove box, press and sintering furnace.
Described glove box is double-chamber vacuum or protective atmosphere seal case, and this glove box has two closed chambers, is provided with the 2# separation valve door between two closed chambers, two closed chamber ends are provided with 1# and 3# separation valve door; Each chamber is equipped with vacuum-pumping pipeline, inert gas imports pipeline, vent valve pipeline, Pressure gauge and vacuum gauge, is connected with the balanced valve pipeline between two Room, by balanced valve pipeline balance two chamber pressures; Two indoorly are respectively equipped with roller gearing at the bottom of 2#, the 3# that places charging tray; Wherein the 2# chamber is provided with the gloves flange assembly.
Described transmission sealing railway carriage one end is provided with the 5# separation valve door, and the other end is provided with chamber door; Transmit when docking respectively between sealing railway carriage and glove box, sintering furnace or press the sealing of two adpting flanges on the assurance separation valve door.
Described transmission sealing railway carriage inside is provided with the material fork mechanism that material is sent into roller gearing at the bottom of the 1# of glove box and material is sent into sintering furnace, transmission sealing railway carriage bottom is provided with universal wheel, transmits and is connected with 1# vacuum-pumping pipeline, inert gas importing pipeline and 1# vent valve pipeline on the sealing railway carriage.
Described material is pitched mechanism and is comprised material fork, rolling wheel guide rails frame, lead screw transmission pair, 1# motor reducer, the first cylinder, the output shaft of 1# motor reducer is connected with leading screw one end of lead screw transmission pair, the secondary other end of lead screw transmission is connected on the rolling wheel guide rails frame of the first cylinder supports, and at the bottom of 1#, roller gearing is arranged on box bottom by bracing frame.
Described the first cylinder is fixed on below casing, and the cylinder rod of its first cylinder stretches in casing and is connected with the roller shaft connecting rod of rolling wheel guide rails frame, and roller is shifted in the guide rail of 1# roller track pair.
Described sintering furnace is one or more, the one end has the 4# separation valve door, be positioned at logistics corridor one side, the other end has the fire door of pressure furnace circle locking, be provided with heating clamber in the furnace chamber of described sintering furnace, there is thermal insulation layer heating clamber inside, and thermal insulation layer inside is provided with many group heaters and thermocouples, the electrode of heater by arranging on heating clamber, is placed in the outer copper bar of heating clamber and is connected with the heating power supply cabinet; Radially pass a plurality of nozzles that are connected of thermal insulation layer setting along the body of heater inner chamber; The furnace shell outer wall is that Double water-cooled is jacket structured, is provided with water-cooled turnover pipe fitting on it; Be connected with inert gas on furnace chamber and import pipeline, safety valve pipeline, vent valve pipeline and air cooling system; By the first material fork that transmits in the sealing railway carriage, charging tray is placed on the bin of heating clamber in stove.
Be connected with the balanced valve pipeline of equalizing pressure between described sintering furnace furnace chamber and 4# separation valve door.
Described air cooling system has outer circulation or interior circulation, comprises blower fan, heat exchanger and a plurality of nozzles that arrange along the heating furnace body inner chamber, the air channel one end connecting fan that described each nozzle is connected, and the other end connects heat exchanger.
When described sintering furnace is a plurality of, placed side by side before logistics corridor.
The present invention has following advantage and beneficial effect:
The present invention adopts parallel process of flexible production; because the permanent-magnet rare-earth NdFeB alloy sintering process was for up to 24 hours; the permanent-magnet rare-earth NdFeB alloy blank from press out; manually pull out material with the blank graphite magazine of packing at glove box; graphite magazine code row on charging tray only needs more than 1 hour; so just can remove the gloves seal box of single chamber sintering furnace; with the corresponding a plurality of single chamber sintering furnaces with separation valve door of glove box, the transmission sealing railway carriage by protective atmosphere docks with sintering furnace.
The present invention adopts process of flexible production, seals railway carriage and press docking by transmission, thereby realizes that the non-oxidation from the die mould to the sintering connects, and on improving magnet performance, impact is significantly arranged, and the automaticity of production improves greatly.
Description of drawings
Fig. 1 is RE permanent magnetic alloy flexible sintered equipment schematic diagram of the present invention;
Fig. 2 transmits the structural representation of sealing railway carriage in Fig. 1;
Fig. 3 is glove box structural representation in Fig. 1;
Fig. 4 is the structural representation of sintering furnace in Fig. 1;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is the structural representation of separation valve door in Fig. 1.
In figure: 1, glove box; 2, first transmit the sealing railway carriage; 3, sintering furnace; 4, discharging car; 5, press; 6, second transmit the sealing railway carriage; 7, chamber door; 8,1# vent valve pipeline; 9,1# observation window; 10,1# electrical control cubicles; 11,2# observation window; 12,1# vacuum-pumping pipeline; 13,1# Pressure gauge; 14,5# separation valve door; 15, magazine; 16, roller gearing at the bottom of 1#; 17, material fork; 18,1# motor reducer; 19, universal wheel; 20, rolling wheel guide rails frame; 21, leading screw; 22, base plate; 23, roller; 24, guide rail; 25, valve base plate; 26, flange; 27, the first cylinder; 28, the 1# roller track is secondary; 29, screw rod transmission is secondary; 30,4# vacuum-pumping pipeline; 31,1# separation valve door; 32,1# chamber; 33,2# vent valve pipeline; 34,2# vacuum-pumping pipeline; 35,2# Pressure gauge; 36,2# separation valve door; 37, gloves flange assembly; 38,2# chamber; 39,2# electrical control cubicles; 40,3# vent valve pipeline; 41,3# vacuum-pumping pipeline; 42,3# Pressure gauge; 43,3# separation valve door; 44, charging tray; 45, roller gearing at the bottom of 3#; 46, roller gearing at the bottom of 2#; 47,3# electrical control cubicles; 48, heating power supply cabinet; 49, copper bar; 50, blower fan; 51, heat exchanger; 52, locking stove circle; 53, fire door; 54, electrode; 55, thermocouple; 56,4# separation valve door; 57, water-cooled turnover pipe fitting; 58, heater; 59, thermal insulation layer; 60, nozzle; 61, cap of high-vacuum baffle valve; 62, slide valve pump or sliding vane rotary pump; 63, lobe pump; 64, diffusion pump; 65, cold-trap; 66, electro connecting pressure gauge; 67, safety valve pipeline; 68, vent valve pipeline; 69, balanced valve pipeline; 70, the second cylinder; 71, magnetic switch; 72, Inlet and outlet water tubular axis; 73, win in succession; 74, cushion rubber; 75, water-cooled valve plate; 76, flap; 77, the 2# roller track is secondary; 78, connecting rod; 79, collision block.
The specific embodiment
The present invention will be further described for the below's set drawings and Examples.
Embodiment: as shown in Figure 1, present device comprises glove box 1, first, second transmission sealing railway carriage 2,6, press 5, sintering furnace 3 and discharging car 4; Described glove box 1 two ends are respectively logistics corridor, press 5 and sintering furnace 3 two logistics corridor one sides that are placed in side by side, first, second transmits sealing railway carriage 2,6 and moves in two logistics corridors respectively, first, second transmit sealing railway carriage 2,6 and the opposite end of sintering furnace 3 and press 5 and glove box 1 two ends be respectively equipped with separation valve door, dock respectively by the separation valve door of separation valve door with glove box 1, press 5 and sintering furnace 3.Described sintering furnace 3 and press 5 all can for a plurality of, be set up in parallel.
As shown in Figure 3, described glove box 1 is double-chamber vacuum or protective atmosphere seal case, and this glove box has two closed chambers, is respectively 1 # chamber 32 and 2# chamber 38; Be provided with 2# separation valve door 36 between two closed chambers, two closed chamber ends are provided with 1# separation valve door 31 and 3# separation valve door 43; Each chamber is equipped with vacuum-pumping pipeline, inert gas imports pipeline, vent valve pipeline, Pressure gauge and vacuum gauge, is connected with the balanced valve pipeline between two Room, by balanced valve pipeline balance two chamber pressures; Two indoorly are respectively equipped with roller gearing 46,45 at the bottom of 2#, the 3# that places charging tray 44; Wherein the 2# chamber is provided with gloves flange assembly and electrical control cubicles.
As shown in Figure 1, described first, second transmits sealing railway carriage 2,6 structures are identical, and the one end is provided with 5# separation valve door 14, and the other end is provided with chamber door 7; When first, second transmission sealing railway carriage 2,6 docks with glove box 1, sintering furnace 3 or 5 of press, guarantee the sealing of two adpting flanges on separation valve door, the valve vacuum-pumping pipeline 30 that the air that 5# separation valve door 14 and 1# separation valve door 31 and 3# separation valve door are 43 is provided with by the 5# separation valve door 14 that transmits the sealing railway carriage vacuumizes or inert gas importing pipeline is filled with inert gas replacement.
As shown in Figure 2, described transmission sealing railway carriage inside is provided with the material fork mechanism that material is sent into roller gearing at the bottom of the 1# of glove box 1 and material is sent into sintering furnace 3 or press 5, transmission sealing railway carriage bottom is provided with universal wheel 19, transmits and is connected with 1# vacuum-pumping pipeline 12, inert gas importing pipeline and 1# vent valve pipeline 8 on the sealing railway carriage.
Described material is pitched mechanism and is comprised material fork 17, rolling wheel guide rails frame 20, lead screw transmission pair 29,1# motor reducer 18, the first cylinder 27,1# motor reducer 18 is fixed on rolling wheel guide rails frame 20, its output shaft is connected with leading screw 21 1 ends, the other end of leading screw 21 also is connected on rolling wheel guide rails frame 20, the roller shaft of the first cylinder 27 support roller guide rail brackets 20; Material fork 17 is fixed with lead screw transmission pair 29, rotates by leading screw the nut that promotes in lead screw transmission pair 29 and drives material fork 17 upper rollers and lead to roll on rolling wheel guide rails frame 20 and material is pitched be shifted; At the bottom of 1#, roller gearing 16 is arranged on box bottom 22 by bracing frame 24.Described the first cylinder 27 is fixed on below casing, and the cylinder rod of its first cylinder 27 stretches in casing and is connected with the connecting rod of the roller shaft of expecting fork rolling wheel guide rails frame 20, and roller is shifted in the guide rail of 1# roller track pair 28.Roller gearing 16,46 at the bottom of described 1#, 2#, 3#, 45 structures are identical, all are fixed in its casing by bracing frame 24, consist of by motor, a plurality of rolling wheel support frame and sprocket wheel chain, and the motor-driven roller rotates, and the charging tray 44 that drives on it moves.During work, the roller that the first cylinder 27 drives 1# roller track pair 28 moves up and down along its guide rail, and the roller that 1# motor reducer 18 drives on the secondary 29 drive material forks 17 of lead screw transmission moves along the track cross level in rolling wheel guide rails frame 20, realizes moving horizontally up and down.
As Fig. 4, shown in Figure 5, described sintering furnace 3 is one or more, and is when a plurality of, placed side by side before logistics corridor.Sintering furnace 3 one ends have 4# separation valve door 56, be positioned at logistics corridor one side, the other end has the fire door 53 of pressure furnace circle locking, be provided with heating clamber in the furnace chamber of described sintering furnace 3, there is thermal insulation layer 59 heating clamber inside, thermal insulation layer 59 inside are provided with many group heaters 58 and thermocouple 55, and heater 58 is connected with heating power supply cabinet 48 by the electrode 54 that arranges on heating clamber, the copper bar 49 that is placed in outside heating clamber; Radially pass along the body of heater inner chamber a plurality of nozzles that are connected 60 that thermal insulation layer 59 arranges; The furnace shell outer wall is that Double water-cooled is jacket structured, is provided with water-cooled turnover pipe fitting 57 on it; Be connected with inert gas on furnace chamber and import pipeline, safety valve pipeline 67, vent valve pipeline 68 and air cooling system; By the first material fork 17 that transmits in sealing railway carriage 2, charging tray 44 is placed on the bin of heating clamber in stove.Be connected with the balanced valve pipeline 69 of equalizing pressure between described sintering furnace 3 furnace chambers and 4# separation valve door 56.
Described air cooling system has outer circulation or interior circulation, comprises blower fan 50, heat exchanger 51 and a plurality of nozzles 60 that arrange along the heating furnace body inner chamber, the air channel one end connecting fan 50 that described each nozzle 60 is connected, and the other end connects heat exchanger 51.
Described vacuum system comprises diffusion pump 64, lobe pump 63, slide valve pump or sliding vane rotary pump 62 and the vacuum line that is connected in series, and is respectively arranged with cap of high-vacuum baffle valve 61 on diffusion pump 64, lobe pump 63, slide valve pump or sliding vane rotary pump 62.
As shown in Figure 7, described each separation valve door is the push-pull valve structure of one-way sealing.comprise valve housing, the second cylinder 70 and the inner water-cooled valve plate 75 that arranges thereof, flap 76, connecting rod 78, 2# roller track secondary 77 and collision block 79, described water-cooled valve plate 75 is connected on flap 76 by a plurality of connecting rods 78, be provided with the guide rail 24 of 2# roller track pair 77 in valve housing, be equipped with on water-cooled valve plate 75 and flap 76 along the roller 23 of guide rail 24 interior slips, the second cylinder 70 is placed in outside valve housing, its cylinder rod stretches in valve housing and is connected with flap 76, collision block 79 is placed on valve housing internal valve base plate 25, water-cooled valve plate 75 is provided with cushion rubber 74 near valve port side flange 26 ends, the second cylinder 70 drives flap 76 and moves on guide rail 24, water-cooled valve plate 75 clashes into collision block 79, it is close to valve port side flange 26 that a plurality of connecting rods 78 promote water-cooled valve plate 75, compression cushion rubber 74 is completed the isolating seal effect.The Inlet and outlet water tubular axis 72 of water-cooled valve plate 75 and the second cylinder 70 bars are by 73 interlocks together of winning in succession.Also can be provided with thermal insulation board on water-cooled valve plate 75, valve housing top also is provided with upper flange 80, and during maintenance, water-cooled valve plate 75 can shift out valve housing by 80 mouthfuls of upper flanges.
Operating process of the present invention is:
Check power electric, power gas source, Municipal Sewage for Circulating and medium source of the gas.Check that all major-minor Plant in good condition are harmless, in running order.Glove box 1, sintering furnace 3, first, second transmit sealing railway carriage 2,6 and press 5 independent electrical control cubicles is arranged, adopt the scatter operation pattern, making equipment satisfy the production technology state is that vacuum system starts and is in interlocking state, and the regulation flow is opened and adjusted to the inert gas valve; Each separation valve door, fire door and chamber door are all closed; Heater is intact.
First, second transmits sealing railway carriage 2, the 6th, is with Packed casing on delivery vehicle, during work, closes chamber door 7 and 5# separation valve door 14, open that 1# vacuum-pumping pipeline 12 vacuumizes or filling with inert gas displacement case in air, 1# Pressure gauge 13 controlled pressures.Casing the right and left symmetry has 1# observation window 9, and top board has 1# electrical control cubicles 10,2# observation window 11,1# vent valve pipeline 8 handled easilies.The second universal wheel 19 that transmits sealing railway carriage 6 moves with 1# separation valve door 31 and the press 5 of glove box 1 and docks respectively, controls the location by position switch.First transmits sealing railway carriage 2 docks respectively with 3# separation valve door 43 and the sintering furnace 3 of glove box 1 by universal wheel 19, controls the location by position switch.
(1) fine powder of RE permanent magnetic alloy is weighed in the press under inert atmosphere, the dress mould, the blank of oriented moulding is put into magazine 15, 15 yards of magazines come on charging tray 44, second transmits sealing railway carriage 6 docks with press 5, lock the abutted flange of two separation valve doors, between two separation valve doors, air is opened two separation valve doors of connection after by inert gas replacement, (that is: open 4# vacuum-pumping pipeline 30, cavity volume between two separation valve doors is vacuumized, stop vavuum pump, be filled with inert gas by loading line 13, when the second pressure balance that transmits in sealing railway carriage 6 and press 5, open two separation valve doors.) start the material fork of the second transmission sealing railway carriage 6 with charging tray 44 taking-ups of the carrying magazine 15 in press, the material fork is transported to second with charging tray 44 and transmits in sealing railway carriage 6, close two separation valve doors, unclamp the abutted flange of locking, second transmits sealing railway carriage 6 leaves press 5, and docks with the 1# chamber end 1# separation valve door 31 of glove box 1.
(2) second transmit sealing railway carriage 6 is displaced to 1# separation valve door 31 docking with it of glove box 1 place, lock the abutted flange of two separation valve doors, between 5#, 1# two separation valve doors, air is opened two separation valve doors of connection after by inert gas replacement, (that is: open 4# vacuum- pumping pipeline 30,5#, 1# two separation valve doors 14, the cavity volume of 31 are vacuumized, stop vavuum pump, be filled with inert gas by loading line 13, when the second pressure balance that transmits in sealing railway carriage 6 and 1# chamber 32, open 5#, 1# two separation valve doors 14,31.) start at the bottom of 1# roller gearing 46 at the bottom of roller gearing 16 and 2#, the charging tray 44 of carrying magazine 15 is transported in 1# chamber 32, close 5#, 1# separation valve door 14,31, unclamp the abutted flange of two separation valve doors of locking, second transmits sealing railway carriage 6 leaves; When 1 # chamber 32 and 2# chamber 38 pressure balances, open the 2# separation valve door 36 of glove box 1, start at the bottom of 2# roller gearing 45 at the bottom of roller gearing 46 and 3#, the charging tray 44 of carrying magazine 15 32 is transported to 2# chamber 38 from the 1# chamber, close the 2# separation valve door; The graphite magazine of manually blank being packed in the 2# chamber comes graphite magazine code on charging tray 44;
(3) first transmit the 2# chamber end that sealing railway carriages 2 are displaced to glove box 1 docks with 3# separation valve door 43, lock the abutted flange of two separation valve doors, between two separation valve doors, air is opened the 5# of connection after by inert gas replacement, two separation valve doors of 3# (that is: are opened vacuum-pumping valve 30, to 5#, 3# two separation valve doors 14, the cavity volume of 43 vacuumizes, stop vavuum pump, be filled with inert gas by loading line 13, when the first pressure balance that transmits in sealing railway carriage 2 and 2# chamber 38, open 5#, 3# two separation valve doors 14, 43), roller gearing 45 at the bottom of roller gearing 16 and 3# at the bottom of startup 2# chamber 1#, the charging tray 44 of the indoor carrying magazine 15 of 2# is transported in the first transmission sealing railway carriage 2, close 5#, 3# separation valve door 14, 43, unclamp the 5# of locking, 3# two separation valve door abutted flanges, first transmits sealing railway carriage 2 leaves.
(4) first transmit sealing railway carriage 2 is displaced to 4# separation valve door 56 docking with it of sintering furnace 3 places, locking 5#, 4# two separation valve doors 14, 56 abutted flange, 5#, 4# two separation valve doors 14, 56 air are opened balanced valve after by inert gas replacement, after stove internal gas pressure and first transmits sealing railway carriage air pressure balance, open the 5# of connection, two separation valve doors 14 of 4#, 56, (that is: open 4# vacuum-pumping pipeline 30, to 5#, 4# two separation valve doors 14, the cavity volume of 56 vacuumizes, and stops vavuum pump, is filled with inert gas by loading line 13, when the first pressure balance that transmits in sealing railway carriage 2 and sintering furnace 2, opens two separation valve doors 14, 56), start 1# motor reducer 18, to expect that by screw pair 29 fork 17 extend into sintering furnace 3, by the first cylinder 27, material fork 17 is moved downward at 1# roller track secondary 28, charging tray 44 is placed on the bin of sintering furnace 3, material fork 17 is retracted into first and transmits in sealing railway carriage 2, closes 4# separation valve door 56 and 5# separation valve door 14, unclamps the 5# of locking, 4# two separation valve doors 14, 56 abutted flanges, first transmits sealing railway carriage 2 leaves.
(5) sintering furnace 2 vacuumizes, when vacuum higher than 50Pa or when being filled with protective gas, by predefined process curve heat tracing, 1200 ℃ of sintering of maximum temperature, filling with inert gas (nitrogen or argon gas) is to 0.01～0.03MPa, startup blower fan 50 begins the RE permanent magnetic alloy blank in magazine 15 and magazine 15 cooling, and refrigerating gas blows to magazine 15 by ventilation duct nozzle 60, and heated gas passes through high-performance heat exchanger 51 circulating coolings under the driving of blower fan 50; 39 pairs of sintering furnaces of electrical control cubicles 2 carry out automatically controlled control; Be cooled to below 80 ℃, stopped blower fan after delaying time at least 5 minutes; Furnace chamber is by 68 inflations of vent valve pipeline, and the furnace chamber pressure balance is opened the 4# separation valve door of sintering furnace 3 to atmospheric pressure, the material fork of discharging car 4 takes out charging tray 44 from sintering furnace 2 after, closes the 4# separation valve door, and discharging car 4 leaves.
Aborning, external control system can continuously scan status of equipment, and automatically moves according to predefined program.Whole operation is to complete on the man-machine interface of computer.
The display screen of external control system can provide following information: the running status of vavuum pump, vacuum valve and vacuum line vacuum; Drive and show and transmit conveying and the running status that seals railway carriage; Drive and demonstration separation valve door running status; Show glove box 1, sintering furnace 2, first, second transmits sealing railway carriage 2,6 and the pressure of 5# separation valve door 14 and the temperature of sintering furnace 3; Inert gas running status, safety valve state; Actual cooling water, power atmospheric pressure, alarming and managing; Show all relevant technological parameters (setting value and actual value); The parameter input; Historical technological parameter/data show and store; All main components of equipment can the operation of transmission display screen.
Can find out by above-described embodiment; adopt parallel process of flexible production; can remove the gloves seal box of single chamber sintering furnace, with the corresponding a plurality of single chamber sintering furnaces with separation valve door of glove box, the transmission sealing railway carriage by protective atmosphere docks with sintering furnace.Adopt process of flexible production, seal railway carriage and press docking by transmission, thereby realize that the non-oxidation from the die mould to the sintering connects, on improving magnet performance, impact is significantly arranged, the automaticity of production improves greatly.
This professional those of ordinary skill should be able to be understood essence of the present invention, and recognizes that concrete implementation detail of the present invention can make in the claim protection domain such as various variations such as expansion a plurality of sintering furnaces etc.
Claims (10)
1. a RE permanent magnetic alloy flexible sintered equipment, is characterized in that: comprise that glove box, two transmits sealing railway carriage, press, sintering furnace and discharging car; Described glove box two ends are respectively logistics corridor, press and sintering furnace two logistics corridor one sides that are placed in side by side, two transmit the sealing railway carriage moves in two logistics corridors respectively, two opposite end and the glove box two ends of transmitting sealing railway carriages and sintering furnace and press are respectively equipped with separation valve door, dock respectively by the separation valve door of separation valve door with glove box, press and sintering furnace.
2. RE permanent magnetic alloy flexible sintered equipment according to claim 1, it is characterized in that: described glove box is double-chamber vacuum or protective atmosphere seal case, this glove box has two closed chambers, is provided with the 2# separation valve door between two closed chambers, two closed chamber ends are provided with 1# and 3# separation valve door; Each chamber is equipped with vacuum-pumping pipeline, inert gas imports pipeline, vent valve pipeline, Pressure gauge and vacuum gauge, is connected with the balanced valve pipeline between two Room, by balanced valve pipeline balance two chamber pressures; Two indoorly are respectively equipped with roller gearing at the bottom of 2#, the 3# that places charging tray; Wherein the 2# chamber is provided with the gloves flange assembly.
3. RE permanent magnetic alloy flexible sintered equipment according to claim 1 is characterized in that: described transmission sealing railway carriage one end is provided with the 5# separation valve door, and the other end is provided with chamber door; Transmit when docking respectively between sealing railway carriage and glove box, sintering furnace or press the sealing of two adpting flanges on the assurance separation valve door.
4. RE permanent magnetic alloy flexible sintered equipment according to claim 1, it is characterized in that: described transmission sealing railway carriage inside is provided with the material fork mechanism that material is sent into roller gearing at the bottom of the 1# of glove box and material is sent into sintering furnace, transmission sealing railway carriage bottom is provided with universal wheel, transmits and is connected with 1# vacuum-pumping pipeline, inert gas importing pipeline and 1# vent valve pipeline on the sealing railway carriage.
5. RE permanent magnetic alloy flexible sintered equipment according to claim 4, it is characterized in that: described material is pitched mechanism and is comprised material fork, rolling wheel guide rails frame, lead screw transmission pair, 1# motor reducer, the first cylinder, the output shaft of 1# motor reducer is connected with leading screw one end of lead screw transmission pair, the secondary other end of lead screw transmission is connected on the rolling wheel guide rails frame of the first cylinder supports, and at the bottom of 1#, roller gearing is arranged on box bottom by bracing frame.
6. RE permanent magnetic alloy flexible sintered equipment according to claim 5, it is characterized in that: described the first cylinder is fixed on below casing, the cylinder rod of its first cylinder stretches in casing and is connected with the roller shaft connecting rod of rolling wheel guide rails frame, and roller is shifted in the guide rail of 1# roller track pair.
7. RE permanent magnetic alloy flexible sintered equipment according to claim 1, it is characterized in that: described sintering furnace is one or more, the one end has the 4# separation valve door, be positioned at logistics corridor one side, the other end has the fire door of pressure furnace circle locking, is provided with heating clamber in the furnace chamber of described sintering furnace, and there is thermal insulation layer heating clamber inside, thermal insulation layer inside is provided with many group heaters and thermocouple, and heater is connected with the heating power supply cabinet by the electrode that arranges on heating clamber, the copper bar that is placed in outside heating clamber; Radially pass a plurality of nozzles that are connected of thermal insulation layer setting along the body of heater inner chamber; The furnace shell outer wall is that Double water-cooled is jacket structured, is provided with water-cooled turnover pipe fitting on it; Be connected with inert gas on furnace chamber and import pipeline, safety valve pipeline, vent valve pipeline and air cooling system; By the first material fork that transmits in the sealing railway carriage, charging tray is placed on the bin of heating clamber in stove.
8. RE permanent magnetic alloy flexible sintered equipment according to claim 7, is characterized in that: the balanced valve pipeline that is connected with equalizing pressure between described sintering furnace furnace chamber and 4# separation valve door.
9. RE permanent magnetic alloy flexible sintered equipment according to claim 7, it is characterized in that: described air cooling system has outer circulation or interior circulation, comprise blower fan, heat exchanger and a plurality of nozzles that arrange along the heating furnace body inner chamber, the air channel one end connecting fan that described each nozzle is connected, the other end connects heat exchanger.
10. RE permanent magnetic alloy flexible sintered equipment according to claim 7, is characterized in that: when described sintering furnace is a plurality of, placed side by side before logistics corridor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220586054 CN202943252U (en) | 2012-11-08 | 2012-11-08 | Rare-earth permanent magnet alloy flexible sintering equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220586054 CN202943252U (en) | 2012-11-08 | 2012-11-08 | Rare-earth permanent magnet alloy flexible sintering equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202943252U true CN202943252U (en) | 2013-05-22 |
Family
ID=48418967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220586054 Withdrawn - After Issue CN202943252U (en) | 2012-11-08 | 2012-11-08 | Rare-earth permanent magnet alloy flexible sintering equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202943252U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801692A (en) * | 2012-11-08 | 2014-05-21 | 沈阳中北真空科技有限公司 | Rare earth permanent magnetic alloy flexible sintering equipment |
| CN107321977A (en) * | 2016-04-29 | 2017-11-07 | 沈阳中北通磁科技股份有限公司 | A kind of rare earth permanent magnet vacuum sintering method and vacuum-sintering Equipment for Heating Processing |
| CN109273230A (en) * | 2018-07-23 | 2019-01-25 | 沈阳中北真空技术有限公司 | A kind of intelligence rare earth permanent magnet sintered production line and sintering method |
| CN114683316A (en) * | 2022-04-08 | 2022-07-01 | 内蒙古粟创磁性材料有限公司 | Neodymium iron boron powder partial shipment device |
| CN114799165A (en) * | 2022-04-28 | 2022-07-29 | 江苏华普干燥工程有限公司 | Box type sintering furnace |
-
2012
- 2012-11-08 CN CN 201220586054 patent/CN202943252U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801692A (en) * | 2012-11-08 | 2014-05-21 | 沈阳中北真空科技有限公司 | Rare earth permanent magnetic alloy flexible sintering equipment |
| CN103801692B (en) * | 2012-11-08 | 2015-09-16 | 沈阳中北真空科技有限公司 | RE permanent magnetic alloy flexible sintered equipment |
| CN107321977A (en) * | 2016-04-29 | 2017-11-07 | 沈阳中北通磁科技股份有限公司 | A kind of rare earth permanent magnet vacuum sintering method and vacuum-sintering Equipment for Heating Processing |
| CN107321977B (en) * | 2016-04-29 | 2022-12-23 | 沈阳中北通磁科技股份有限公司 | Rare earth permanent magnet vacuum sintering method and vacuum sintering heat treatment equipment |
| CN109273230A (en) * | 2018-07-23 | 2019-01-25 | 沈阳中北真空技术有限公司 | A kind of intelligence rare earth permanent magnet sintered production line and sintering method |
| CN114683316A (en) * | 2022-04-08 | 2022-07-01 | 内蒙古粟创磁性材料有限公司 | Neodymium iron boron powder partial shipment device |
| CN114799165A (en) * | 2022-04-28 | 2022-07-29 | 江苏华普干燥工程有限公司 | Box type sintering furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103801693B (en) | RE permanent magnetic alloy flexible sintered process | |
| CN202943252U (en) | Rare-earth permanent magnet alloy flexible sintering equipment | |
| CN103801692B (en) | RE permanent magnetic alloy flexible sintered equipment | |
| CN103801688B (en) | RE permanent magnetic alloy continuous sintering plant | |
| CN103805825B (en) | RE permanent magnetic alloy vacuum induction melting rapid hardening equipment | |
| CN201016120Y (en) | Continuous three-chamber air cooling vacuum annealing oven | |
| US20140127072A1 (en) | Continuous sintering method for rare earth permanent magnetic alloy and equipment therefor | |
| CN202943251U (en) | Rare-earth permanent magnet alloy continuous sintering equipment | |
| WO2020108409A1 (en) | Externally heated vacuum continuous sintering furnace | |
| CN201284356Y (en) | Non-oxidation roller heart type continuous annealing furnace for bar material | |
| CN107321977B (en) | Rare earth permanent magnet vacuum sintering method and vacuum sintering heat treatment equipment | |
| CN107056029A (en) | A kind of 3D glass heat pressing forming machines | |
| CN103801701A (en) | Rare earth permanent magnetic alloy flexible hydrogen breaking equipment | |
| CN202943254U (en) | Rare-earth permanent magnet alloy flexible hydrogen breaking equipment | |
| CN103805835B (en) | RE permanent magnetic alloy stoking processing method | |
| CN206915994U (en) | A kind of 3D glass heat pressing forming machines | |
| CN102534147B (en) | Furnace door sealing device of box type protective atmosphere thermal treatment furnace | |
| CN202947462U (en) | Lanthanon permanent magnet alloy continuous sintering furnace | |
| CN103801700A (en) | Rare earth permanent magnetic alloy flexible hydrogen breaking process method | |
| CN207115216U (en) | Continous way devitrified glass precision bending furnace | |
| CN109158608B (en) | Vacuum hydrogen crushing production line and hydrogen crushing method | |
| CN111793738A (en) | Muffle-tank-free pre-vacuumizing atmosphere protection furnace | |
| CN103031415A (en) | Continuous protective atmosphere heating high-pressure gas quenching furnace | |
| CN203878194U (en) | Push-disk aluminum alloy solid solution aging heat treatment production line | |
| CN202278691U (en) | Combined die forming oven |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENYANG NORTH-VACUUM TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENYANG ZHONGBEI VACUUM MAGNETIC ELECTRICITY TECHNOLOGY CO., LTD. Effective date: 20140126 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140126 Address after: 110200 No. 19, main street, offshore economic zone, Liaoning, Shenyang Patentee after: SHENYANG ZHONGBEI VACUUM DEVICE CO., LTD. Address before: 110200 No. 19, main street, offshore economic zone, Liaoning, Shenyang Patentee before: Shenyang Zhongbei Vacuum Magnet Technology Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130522 Effective date of abandoning: 20150916 |
|
| RGAV | Abandon patent right to avoid regrant |