CN114754571B - A vacuum tempering furnace for magnesium fluoride material processing - Google Patents
A vacuum tempering furnace for magnesium fluoride material processing Download PDFInfo
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- CN114754571B CN114754571B CN202210359587.XA CN202210359587A CN114754571B CN 114754571 B CN114754571 B CN 114754571B CN 202210359587 A CN202210359587 A CN 202210359587A CN 114754571 B CN114754571 B CN 114754571B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories or equipment specially adapted for furnaces of these types
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories or equipment specially adapted for furnaces of these types
- F27B5/14—Arrangements of heating devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories or equipment specially adapted for furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/12—Casings; Linings; Walls; Roofs incorporating cooling arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids or removable covers
- F27D1/1808—Removable covers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories or equipment specially adapted for furnaces of these types
- F27B2005/062—Cooling elements
- F27B2005/064—Cooling elements disposed in the furnace, around the chamber, e.g. coils
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories or equipment specially adapted for furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
- F27B2005/161—Gas inflow or outflow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories or equipment specially adapted for furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
- F27B2005/166—Means to circulate the atmosphere
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- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The invention relates to the field of vacuum tempering furnaces, in particular to a vacuum tempering furnace for magnesium fluoride material processing, which comprises a heating mechanism, a ventilation mechanism, a cooling mechanism, a rotating mechanism, a clamping mechanism and a stabilizing mechanism, wherein the cooling channel is arranged in the ventilation channel, nitrogen flowing in the furnace body and the ventilation channel can be cooled rapidly at the same time, cooled nitrogen flows back into the furnace body again, the cooling speed can be accelerated, a second motor is used for driving a driving gear to rotate, the driving gear is meshed with four driven gears at the same time, the four driven gears can be driven to rotate at the same time, the driven gears drive a discharging bottom plate to synchronously rotate through a rotating shaft, namely four stations synchronously rotate, the four workpieces can be synchronously processed at the same time, meanwhile, the workpieces are uniformly rotated in situ, the heated surfaces of the workpieces are guaranteed to be uniform, a top plate is abutted against the materials, and the clamping mechanism is matched, and the inclination and the shaking of the materials in the rotating process can be prevented.
Description
Technical Field
The invention relates to the field of vacuum tempering furnaces, in particular to a vacuum tempering furnace for processing magnesium fluoride materials.
Background
The magnesium fluoride is a compound of halogen element fluorine and metal element magnesium, and the magnesium fluoride needs to be used in a vacuum tempering furnace during processing, wherein the vacuum tempering furnace consists of a host machine, a vacuum system, a cold air system, an inflation system, a pneumatic system, an electrical control system, an external furnace transportation vehicle and the like. Is mainly suitable for the processes of tempering treatment after vacuum quenching and bright quenching, low-temperature annealing, aging treatment and the like.
When the existing vacuum tempering furnace is used, a placing mode is adopted, a workpiece to be tempered is placed on a placing plate in the vacuum tempering furnace for heating tempering, uneven heating of the surface of the workpiece is often caused, tempering quality of the workpiece is affected, and meanwhile the existing vacuum tempering furnace is mainly suitable for tempering processing of single workpiece and low in processing efficiency of the workpiece.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a vacuum tempering furnace for processing magnesium fluoride materials.
The vacuum tempering furnace for processing the magnesium fluoride material comprises a heating mechanism, a ventilation mechanism, a cooling mechanism, a rotating mechanism, a clamping mechanism and a stabilizing mechanism, wherein the ventilation mechanism and the cooling mechanism are arranged in the side wall of the heating mechanism, the cooling mechanism is positioned at the outer side of the ventilation mechanism, the rotating mechanism is arranged at the bottom end inside the heating mechanism, the clamping mechanism is fixedly arranged on the rotating mechanism, the stabilizing mechanism is arranged at the upper end inside the heating mechanism, the heating mechanism comprises a barrel-shaped furnace body, annular electric heating wires are arranged on the inner side wall of the furnace body, a furnace cover is arranged at the upper end of the furnace body, a handle is arranged on one side of the furnace cover, a rotating support rod is arranged at the other side of the furnace cover, the rotating support rod is rotatably arranged in a mounting block, the lower end of the mounting block is fixedly arranged at the upper end of a first telescopic rod, the first telescopic rod is fixedly arranged on the outer side wall of the upper end of the furnace body, a sealing flange is arranged at the lower end of the furnace cover, and the sealing flange is matched with the upper port.
The ventilation mechanism comprises an exhaust port arranged on the side wall of the furnace body, the exhaust port is in sealing connection with an external vacuum machine, an air inlet is arranged on the side wall of the furnace body at the same time, the air inlet is in sealing connection with an external nitrogen charging machine, a partition cavity is vertically arranged between the exhaust port and the air inlet, a hydraulic rod is arranged at the bottom of the partition cavity, the upper end of the hydraulic rod is fixedly connected with a partition plate, and the diameter size of the partition plate is larger than that of the air inlet and the air outlet.
The ventilation mechanism further comprises a ventilation cavity arranged in the furnace cover, an air inlet through groove is formed in the middle of the ventilation cavity and is communicated with the ventilation cavity and the furnace body, a first motor is arranged in the middle of the upper end face of the ventilation cavity, a ventilation fan is arranged at the lower end of the first motor and is located in the air inlet through groove, a plurality of through air outlet bayonets are formed in the periphery of the bottom face of the ventilation cavity, a sealing clamping groove corresponding to the air outlet bayonets is formed in the side edge of the upper port of the furnace body, a vertical ventilation channel is formed in the lower end of the sealing clamping groove and is located in the side wall of the furnace body, and the lower end of the ventilation channel is communicated with the furnace body.
Specifically, the cooling mechanism comprises a cooling channel which is arranged in the side wall of the furnace body in a surrounding manner, the cooling channel is positioned at the outer side of the ventilation channel, a water inlet interface is arranged at the upper end of the cooling channel, and a water outlet interface is arranged at the lower end of the cooling channel.
The rotary mechanism comprises a mounting plate fixedly arranged at the lower end inside the furnace body, four supporting bosses are arranged on the upper end face of the mounting plate, the four supporting bosses are located on four vertexes of the same circle, a second motor is arranged below the mounting plate, a driving gear is arranged at the upper end of the second motor and located at the middle position of the upper end face of the mounting plate, driven gears of the same specification are respectively arranged on the four supporting bosses, the four driven gears are meshed with the driving gear, direct contact does not exist among the four driven gears, a rotating shaft of the same specification is coaxially arranged at the upper ends of the driven gears, a partition plate is arranged at the upper end of the driven gears, the partition plate is fixedly arranged in the furnace body, and the rotating shaft penetrates to the upper end of the partition plate.
Specifically, the clamping mechanism comprises a discharging bottom plate coaxially arranged at the upper end of the rotating shaft, a movable groove is arranged in the discharging bottom plate, two guide grooves are symmetrically arranged on the upper end face of the discharging bottom plate and are communicated with the movable groove, a limiting sliding groove is arranged in the middle of the lower end of the movable groove, and two limiting guide grooves are symmetrically arranged at the two ends of the limiting sliding groove.
Specifically, the clamping mechanism further comprises a third motor fixedly installed at the bottom of the limiting chute, the upper end of the third motor is connected with a screw rod, the upper end of the screw rod is sleeved in a movable sleeve, a hollow chute is arranged in the movable sleeve, an inner screw is arranged at the lower port of the hollow chute and is in threaded connection with the screw rod, two limiting sliding bolts are symmetrically arranged at the outer side of the lower end of the movable sleeve, and the limiting sliding bolts are clamped in the limiting guide grooves.
Specifically, fixture is still including fixed and coaxial setting the cover bolt of movable sleeve pipe upper end, cover bolt upper end sets up a clamp plate, cup joint a linkage sleeve pipe in the cover bolt, linkage sleeve pipe bilateral symmetry sets up two connectors, a movable connecting rod of swing joint on the connector, movable connecting rod other end swing joint is in a slider lower extreme, the slider cartridge is in the guide slot, the slider upper end is close to the one end at blowing bottom plate center sets up a square chuck.
Specifically, the stabilizing mechanism comprises a hydraulic box arranged in the furnace cover, the hydraulic box is located at the upper end of the ventilation cavity, two second telescopic rods are connected to the lower end of the hydraulic box, the second telescopic rods penetrate through the ventilation cavity, the lower ends of the second telescopic rods extend out of the lower end of the furnace cover, the lower ends of the second telescopic rods are simultaneously connected to two ends of an annular mounting plate, four limit sleeves are arranged at the lower end of the annular mounting plate and correspond to the position of the discharging bottom plate, a limit protrusion is sleeved at the lower end of the limit sleeve, and a top plate is fixedly connected to the lower end of the limit protrusion.
The invention has the beneficial effects that:
(1) The cooling channel is arranged in the ventilation channel, so that nitrogen flowing in the furnace body and the ventilation channel can be cooled rapidly at the same time, and cooled nitrogen flows back into the furnace body again, so that the cooling speed can be increased.
(2) The passive gear is supported and limited through the supporting convex table, and the passive gear can be effectively prevented from deflecting and falling off by matching with the limiting effect of the partition plate on the rotating shaft.
(3) Through second motor drive gear rotation, drive gear simultaneously with four driven gear meshing, can drive four driven gears and rotate simultaneously, driven gear drives blowing bottom plate synchronous rotation through the pivot, exists four station synchronous rotations promptly, can carry out synchronous processing to four work pieces simultaneously, the work piece is the in situ and rotates at the uniform velocity, guarantees that each face of work piece is heated evenly.
(4) The upper end of the screw rod is sleeved in the movable sleeve, the lower port of the hollow chute is provided with an inner screw port in threaded connection with the screw rod, meanwhile, the limiting sliding bolt is clamped in the limiting guide groove, and the limiting guide groove has a limiting effect on the movable sleeve, so that when the third motor drives the screw rod to rotate, the movable sleeve can slide up and down along the limiting chute.
(5) After bell and furnace body block, extend through hydraulic tank drive second telescopic link, make cyclic annular mounting panel move down, until roof and material upper end contact, when driven gear drive blowing bottom plate synchronous rotation, because spacing protruding movable mounting in spacing sleeve pipe, so the roof can rotate along with the material, and roof and material conflict can prevent that the material from rotating the in-process and taking place the slope and rocking.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a front cross-sectional view of a vacuum tempering furnace for processing magnesium fluoride materials provided by the invention;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of a rotating mechanism and a clamping mechanism according to the present invention;
fig. 5 is a top view of a rotating mechanism structure provided by the invention.
In the figure, 1, a heating mechanism; 11, a furnace body; 12, an electric heating wire; 13, furnace cover, 14, rotating support rod, 15, mounting block, 16, first telescopic rod, 17, sealing flange, 2, ventilation mechanism, 21, exhaust port, 22, vacuum machine, 23, air inlet, 24, nitrogen charging machine, 25, partition cavity, 26, hydraulic rod, 27, partition plate, 28, ventilation cavity, 29, air inlet through groove, 210, first motor, 211, ventilation fan, 212, air outlet bayonet, 213, sealing clamping groove, 214, ventilation channel, 3, cooling mechanism, 31, cooling channel, 32, water inlet interface, 33, water outlet interface, 4, rotating mechanism, 41, mounting plate, 42, supporting boss, 43, second motor, 44, driving gear, 45, driven gear, 46, rotating shaft, 47, partition plate, 5, clamping mechanism, 51, discharge bottom plate, 52, movable groove, 53, guide groove, 54, limit chute, 55, limit chute, 56, third motor, 57, screw, 58, movable sleeve, 59, hollow chute, 510, internal screw port, 511, limit chute, 512, sleeve, 512, press plate, 514, fan, etc., and driving gear, wherein the driving gear, and the driving gear, and the driving gear.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in figures 1-5, the vacuum tempering furnace for magnesium fluoride material processing comprises a heating mechanism 1, a ventilation mechanism 2, a cooling mechanism 3, a rotating mechanism 4, a clamping mechanism 5 and a stabilizing mechanism 6, wherein the ventilation mechanism 2 and the cooling mechanism 3 are arranged in the side wall of the heating mechanism 1, the cooling mechanism 3 is positioned on the outer side of the ventilation mechanism 2, the rotating mechanism 4 is arranged at the bottom end inside the heating mechanism 1, the clamping mechanism 5 is fixedly arranged on the rotating mechanism 4, the stabilizing mechanism 6 is arranged at the upper end inside the heating mechanism 1, the heating mechanism 1 comprises a barrel-shaped furnace body 11, an annular electric heating wire 12 is arranged on the inner side wall of the furnace body 11, a furnace cover 13 is arranged at the upper end of the furnace body 11, a handle is arranged on one side of the furnace cover 13, a rotating support rod 14 is arranged at the other side of the furnace cover 13, the rotating support rod 14 is rotatably arranged in a mounting block 15, the lower end of the mounting block 15 is fixedly arranged at the upper end of a first telescopic rod 16, the first telescopic rod 16 is fixedly arranged on the outer side wall of the upper end of the furnace body 11, a ring-shaped sealing flange 17 is arranged at the lower end of the furnace cover 13, the sealing flange 17 is matched with the upper end of the furnace body 11, the upper end of the furnace cover 11 is matched with the upper end through the electric heating wire 12, when the furnace cover 11 is matched with the upper end through the upper end of the furnace cover 11, the rotating support rod 13 or the furnace cover 13, and the furnace cover can conveniently rotate to be matched with the furnace cover 13 through the upper end through the rotating support rod 13, and the sealing flange 13.
The ventilation mechanism 2 comprises an exhaust port 21 arranged on the side wall of the furnace body 11, the exhaust port 21 is in sealing connection with an external vacuum machine 22, an air inlet 23 is arranged on the side wall of the furnace body 11, the air inlet 23 is in sealing connection with an external nitrogen charging machine 24, a partition cavity 25 is vertically arranged between the exhaust port 21 and the air inlet 23, a hydraulic rod 26 is arranged at the bottom of the partition cavity 25, the upper end of the hydraulic rod 26 is fixedly connected with a partition plate 27, the diameter size of the partition plate 27 is larger than that of the air inlet 23 and the air outlet 21, when vacuumizing is needed, the furnace cover 13 is installed, the furnace body 11 is sealed, the partition plate 27 at the air inlet 23 is pushed upwards, the partition cavity 25 at the air inlet 23 is sealed, the partition plate 27 at the air outlet 21 is contracted, the air outlet 21 is opened, the vacuum machine 22 is used for vacuumizing the inside of the furnace body 11 until the vacuum degree in the furnace body 11 reaches the standard, at the moment, the partition plate 27 at the air outlet 21 is pushed upwards, the air inlet 23 is contracted, the air inlet 23 is opened, and then the nitrogen is fully charged into the inside the furnace body 11 through the nitrogen charging machine 24, and the air inlet 23 is sealed, and the air inlet 11 is closed.
Specifically, the ventilation mechanism 2 further comprises a ventilation cavity 28 arranged in the furnace cover 13, an air inlet through groove 29 is arranged in the middle of the ventilation cavity 28, the air inlet through groove 29 is communicated with the ventilation cavity 28 and the furnace body 11, a first motor 210 is arranged in the middle of the upper end face of the ventilation cavity 28, a ventilation fan 211 is arranged at the lower end of the first motor 210, the ventilation fan 211 is positioned in the air inlet through groove 29, a plurality of through air outlet bayonets 212 are arranged on the periphery of the bottom face of the ventilation cavity 28, a sealing clamping groove 213 corresponding to the air outlet bayonets 212 is arranged on the side edge of the upper end of the furnace body 11, a vertical ventilation channel 214 is arranged at the lower end of the sealing clamping groove 213, the ventilation channel 214 is positioned in the side wall of the furnace body 11, the lower end of the ventilation channel 214 is communicated with the furnace body 11, and in the tempering process, the ventilation fan 211 is driven to rotate through the first motor 210, so that nitrogen in the furnace body 11 is sucked into the ventilation cavity 28, flows into the ventilation channel 214 through the air outlet bayonets 212 and finally flows back into the furnace body 11, so that the use efficiency of the nitrogen is improved.
Specifically, the cooling mechanism 3 comprises a cooling channel 31 which is arranged in the side wall of the furnace body 11 in a surrounding manner, the cooling channel 31 is positioned at the outer side of the ventilation channel 214, a water inlet interface 32 is arranged at the upper end of the cooling channel 31, a water outlet interface 33 is arranged at the lower end of the cooling channel 31, the water inlet interface 32 and the water outlet interface 33 are both connected with an external water tank, cooling liquid is introduced through the water inlet interface 32 and then flows out through the water outlet interface 33, the cooling channel 31 is arranged in the ventilation channel 214, nitrogen flowing in the furnace body 11 and nitrogen flowing in the ventilation channel 214 can be rapidly cooled at the same time, and cooled nitrogen flows back into the furnace body 11 again, so that the cooling speed can be increased.
Specifically, the rotating mechanism 4 comprises a mounting plate 41 fixedly arranged at the lower end of the inside of the furnace body 11, four supporting bosses 42 are arranged on the upper end face of the mounting plate 41, the four supporting bosses 42 are located at four vertexes of the same circle, a second motor 43 is arranged below the mounting plate 41, a driving gear 44 is arranged at the upper end of the second motor 43, the driving gear 44 is located at the middle position of the upper end face of the mounting plate 41, driven gears 45 with the same specification are respectively arranged on the four supporting bosses 42, the four driven gears 45 are meshed with the driving gear 44, direct contact is not achieved among the four driven gears 45, a rotating shaft 46 with the same specification is coaxially arranged at the upper end of each driven gear 45, a partition plate 47 is arranged at the upper end of each driven gear 45, the partition plate 47 is fixedly arranged in the furnace body 11, the rotating shaft 46 penetrates to the upper end of the partition plate 47, the driving gear 44 is driven to rotate through the second motor 43, the driving gear 44 is meshed with the four driven gears 45 at the same time, the driven gears 45 are supported and limited by the supporting bosses 42, the driven gears 45 are matched with the partition plate 47, and the driven gears 45 can be effectively prevented from falling off the space of the driven gears 45 and the space of the furnace body 4 is limited by the space.
Specifically, the clamping mechanism 5 comprises a discharging bottom plate 51 coaxially arranged at the upper end of the rotating shaft 46, a movable groove 52 is arranged in the discharging bottom plate 51, two guide grooves 53 are symmetrically arranged on the upper end surface of the discharging bottom plate 51, the guide grooves 53 are communicated with the movable groove 52, a limiting sliding groove 54 is arranged in the middle of the lower end of the movable groove 52, and two limiting guide grooves 55 are symmetrically arranged at two ends of the limiting sliding groove 54.
Specifically, the clamping mechanism 5 further comprises a third motor 56 fixedly installed at the bottom of the limiting chute 54, the upper end of the third motor 56 is connected with a screw rod 57, the upper end of the screw rod 57 is sleeved in a movable sleeve 58, a hollow chute 59 is arranged in the movable sleeve 58, an inner screw 510 is arranged at the lower port of the hollow chute 59, the inner screw 510 is in screw connection with the screw rod 57, two limiting sliding bolts 511 are symmetrically arranged at the outer side of the lower end of the movable sleeve 58, the limiting sliding bolts 511 are clamped in the limiting guide grooves 55, the upper end of the screw rod 57 is sleeved in the movable sleeve 58, an inner screw 510 in screw connection with the screw rod 57 is arranged at the lower port of the hollow chute 59, meanwhile, the limiting sliding bolts 511 are clamped in the limiting guide grooves 55, and the limiting guide grooves 55 have a limiting effect on the movable sleeve 58, so that when the third motor 56 drives the screw rod 57 to rotate, the movable sleeve 58 can slide up and down along the limiting chute 54.
Specifically, the clamping mechanism 5 further comprises a sleeve bolt 512 fixedly and coaxially arranged at the upper end of the movable sleeve 58, a pressing plate 513 is arranged at the upper end of the sleeve bolt 512, a linkage sleeve 514 is sleeved in the sleeve bolt 512, two connectors are symmetrically arranged at two sides of the linkage sleeve 514, a movable connecting rod 515 is movably connected to the connectors, the other end of the movable connecting rod 515 is movably connected to the lower end of a sliding block 516, the sliding block 516 is clamped in the guide groove 53, one end, close to the center of the discharging bottom plate 51, of the upper end of the sliding block 516 is provided with a square chuck 517, the linkage sleeve 514 is sleeved in the sleeve bolt 512, when the movable sleeve 58 slides up and down along the limiting sliding groove 54, the linkage sleeve 514 is driven to synchronously move, when the linkage sleeve 514 moves down, the sliding block 516 is driven to move towards the center of the discharging bottom plate 51 through the movable connecting rod 515, and the two square chucks 517 are mutually close to clamp materials, and similarly, when the sleeve 514 moves up, the two square chucks 517 are mutually far away, and discharging is facilitated.
Specifically, the stabilizing mechanism 6 comprises a hydraulic box 61 installed in the furnace cover 13, the hydraulic box 61 is located at the upper end of the air exchanging cavity 28, the lower end of the hydraulic box 61 is connected with two second telescopic rods 62, the second telescopic rods 62 penetrate through the air exchanging cavity 28, the lower ends of the second telescopic rods 62 extend out of the lower end of the furnace cover 13, the lower ends of the two second telescopic rods 62 are simultaneously connected with two ends of an annular mounting plate 63, four limit sleeves 64 are arranged at the lower ends of the annular mounting plate 63, the limit sleeves 64 correspond to the position of the discharging bottom plate 51, the lower ends of the limit sleeves 64 are sleeved with a limit protrusion 65, the lower ends of the limit protrusions 65 are fixedly connected with a top plate 66, after the material is placed, the furnace cover 13 is adjusted to be in a horizontal state, the first telescopic rods 16 drive the furnace cover 13 to be clamped with the furnace body 11, then the second telescopic rods 62 are driven to extend through the hydraulic box 61, the annular mounting plate 63 are driven to move downwards until the top plate 66 is abutted against the upper ends of the material, and when the driven gear 45 drives the discharging bottom plate 51 to synchronously rotate, the limit protrusions 65 are movably installed in the limit sleeves 64, the top plate 66 can rotate along with the material, and the top plate 66 is abutted against the material, and the material can be prevented from rotating in the process of tilting.
When the invention is used, the first telescopic rod 16 is started to extend, the furnace cover 13 is moved upwards and separated from the furnace body 11, and the furnace cover 13 is rotated ninety degrees by taking the rotating support rod 14 as a fulcrum to be in a vertical state.
One end of a tubular or strip-shaped material is vertically placed at the center of a discharging bottom plate 51, the vertical state of the material is kept, a third motor 56 is started, a driving screw 57 rotates, the upper end of the screw 57 is sleeved in a movable sleeve 58, an inner screw 510 screwed with the screw 57 is arranged at the lower port of a hollow sliding groove 59, meanwhile, a limiting sliding bolt 511 is clamped in a limiting guide groove 55, the limiting guide groove 55 has a limiting effect on the movable sleeve 58, the movable sleeve 58 slides downwards along the limiting guide groove 55, a linkage sleeve 514 drives a sliding block 516 to move towards the center of the discharging bottom plate 51 through a movable connecting rod 515, two square chucks 517 are mutually close to clamp the material, and the material is sequentially placed.
The furnace cover 13 is rotated ninety degrees by taking the rotating support rod 14 as a pivot, the furnace cover is restored to a horizontal state, the first telescopic rod 16 is driven to retract until the furnace cover 13 is completely clamped with the furnace body 11, the sealing flange 17 is clamped with an upper port of the furnace body 11 to seal the furnace body 11, meanwhile, the air outlet bayonet 212 on the furnace cover 13 is clamped with the sealing clamping groove 213 on the furnace body 11, then the second telescopic rod 62 is driven to extend through the hydraulic box 61 to drive the annular mounting plate 63 to move downwards until the top plate 66 is abutted against the upper end of the material, and when the driven gear 45 drives the discharging bottom plate 51 to synchronously rotate, the top plate 66 rotates along with the material because the limiting protrusion 65 is movably arranged in the limiting sleeve 64, and the top plate 66 is abutted against the material, so that the inclination and the shaking of the material in the rotating process can be prevented.
The hydraulic rod 26 is driven to push up the partition plate 27 at the air inlet 23, the partition cavity 25 at the air inlet 23 is sealed, the partition plate 27 at the air outlet 21 is contracted, the air outlet 21 is opened, the inside of the furnace body 11 is vacuumized through the vacuum machine 22 until the vacuum degree in the furnace body 11 reaches the standard, at the moment, the partition plate 27 at the air outlet 21 is pushed up again, the air outlet 21 is sealed, then the partition plate 27 at the air inlet 23 is contracted, the air inlet 23 is opened, then nitrogen is added into the inside of the furnace body 11 through the nitrogen charging machine 24, and when the nitrogen amount is sufficient, the partition plate 27 at the air inlet 23 is pushed up, the air inlet 23 is closed, and the sealing of the inside of the furnace body 11 is realized.
The electric heating wire 12 is electrified to heat the materials in the furnace body 11, meanwhile, the second motor 43 is started to drive the driving gear 44 to rotate, the driving gear 44 is meshed with the four driven gears 45 at the same time, the four driven gears 45 are driven to rotate at the same time, the driven gears 45 drive the discharging bottom plate 51 to rotate synchronously through the rotating shaft 46, namely, the materials are driven to rotate at the same speed in situ, the materials are uniformly heated, the first motor 210 is started to drive the ventilation fan 211 to rotate when the electric heating wire 12 starts to heat, so that nitrogen in the furnace body 11 is sucked into the ventilation cavity 28, flows into the ventilation channel 214 through the air outlet bayonet 212, and finally flows back into the furnace body 11, and thus circulation is formed.
After the tempering is detected, the electric heating wire 12 is powered off, heating is stopped, cooling liquid is introduced through the water inlet interface 32 and flows out through the water outlet interface 33, the cooling channel 31 is arranged in the ventilation channel 214, nitrogen flowing in the furnace body 11 and the ventilation channel 214 can be rapidly cooled at the same time, the cooled nitrogen flows back into the furnace body 11 again, the cooling speed can be increased, after the cooling is finished, water supply is stopped, the rotation of the ventilation fan 211 and the driving gear 44 is stopped, the furnace cover is opened, after the nitrogen in the furnace body 11 is dispersed, air flows back, the third motor 56 is started to reversely rotate, the square clamping heads 517 are promoted to be separated, and materials can be taken out.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The vacuum tempering furnace for processing the magnesium fluoride material comprises a heating mechanism (1), a ventilation mechanism (2), a cooling mechanism (3), a rotating mechanism (4), a clamping mechanism (5) and a stabilizing mechanism (6), and is characterized in that the ventilation mechanism (2) and the cooling mechanism (3) are arranged in the side wall of the heating mechanism (1), the cooling mechanism (3) is positioned at the outer side of the ventilation mechanism (2), the rotating mechanism (4) is arranged at the bottom end inside the heating mechanism (1), the clamping mechanism (5) is fixedly arranged on the rotating mechanism (4), and the stabilizing mechanism (6) is arranged at the upper end inside the heating mechanism (1);
The heating mechanism (1) comprises a barrel-shaped furnace body (11), wherein an annular electric heating wire (12) is arranged on the inner side wall of the furnace body (11), a furnace cover (13) is arranged at the upper end of the furnace body (11), a handle is arranged on one side of the furnace cover (13), a rotating support rod (14) is arranged on the other side of the furnace cover (13), the rotating support rod (14) is rotatably arranged in a mounting block (15), the lower end of the mounting block (15) is fixedly arranged at the upper end of a first telescopic rod (16), the first telescopic rod (16) is fixedly arranged on the outer side wall of the upper end of the furnace body (11), a circle of sealing flange (17) is arranged at the lower end of the furnace cover (13), and the sealing flange (17) is matched with the upper port of the furnace body (11);
The stabilizing mechanism (6) comprises a hydraulic tank (61) arranged in the furnace cover (13), the hydraulic tank (61) is positioned at the upper end of the air exchanging cavity (28), the lower end of the hydraulic tank (61) is connected with two second telescopic rods (62), the second telescopic rods (62) penetrate through the air exchanging cavity (28), the lower ends of the second telescopic rods (62) extend out of the lower end of the furnace cover (13), the lower ends of the two second telescopic rods (62) are simultaneously connected to two ends of an annular mounting plate (63), four limit sleeves (64) are arranged at the lower end of the annular mounting plate (63), the limit sleeves (64) correspond to the position of the discharging bottom plate (51), the lower ends of the limit sleeves (64) are sleeved with a limit protrusion (65), and the lower ends of the limit protrusions (65) are fixedly connected with a top plate (66);
The ventilation mechanism (2) comprises an exhaust port (21) arranged on the side wall of the furnace body (11), wherein the exhaust port (21) is in sealing connection with an external vacuum machine (22), an air inlet (23) is arranged on the side wall of the furnace body (11) at the same time, the air inlet (23) is in sealing connection with an external nitrogen charging machine (24), a partition cavity (25) is vertically arranged between the exhaust port (21) and the air inlet (23), a hydraulic rod (26) is arranged at the bottom of the partition cavity (25), the upper end of the hydraulic rod (26) is fixedly connected with a partition plate (27), and the diameter size of the partition plate (27) is larger than that of the air inlet (23) and the air outlet (21);
The ventilation mechanism (2) further comprises a ventilation cavity (28) arranged in the furnace cover (13), an air inlet through groove (29) is formed in the middle of the ventilation cavity (28), the air inlet through groove (29) is communicated with the ventilation cavity (28) and the furnace body (11), a first motor (210) is arranged in the middle of the upper end face of the ventilation cavity (28), a ventilation fan (211) is arranged at the lower end of the first motor (210), the ventilation fan (211) is arranged in the air inlet through groove (29), a plurality of through air outlet bayonets (212) are formed in the periphery of the bottom face of the ventilation cavity (28), a sealing clamping groove (213) corresponding to the air outlet bayonets (212) is formed in the side edge of the upper port of the furnace body (11), a vertical ventilation channel (214) is formed in the lower end of the sealing clamping groove (213), the ventilation channel (214) is arranged in the side wall of the furnace body (11), and the lower end of the ventilation channel (214) is communicated with the furnace body (11);
the cooling mechanism (3) comprises a cooling channel (31) which is arranged in the side wall of the furnace body (11) in a surrounding manner, wherein the cooling channel (31) is positioned outside the ventilation channel (214), the upper end of the cooling channel (31) is provided with a water inlet interface (32), and the lower end of the cooling channel (31) is provided with a water outlet interface (33);
The rotary mechanism (4) comprises a mounting plate (41) fixedly arranged at the lower end of the inner part of the furnace body (11), four supporting bosses (42) are arranged on the upper end face of the mounting plate (41), the four supporting bosses (42) are positioned on four vertexes of the same circle, a second motor (43) is arranged below the mounting plate (41), a driving gear (44) is arranged at the upper end of the second motor (43), the driving gear (44) is positioned at the middle position of the upper end face of the mounting plate (41), driven gears (45) with the same specification are respectively arranged on the four supporting bosses (42), the four driven gears (45) are meshed with the driving gear (44), and the four driven gears (45) are not in direct contact with each other, a rotary shaft (46) with the same specification is coaxially arranged at the upper end of each driven gear (45), a partition plate (47) is arranged at the upper end of each driven gear (45), and the partition plate (47) is fixedly arranged in the furnace body (11) and penetrates through the rotary shaft (46);
The clamping mechanism (5) comprises a discharging bottom plate (51) coaxially arranged at the upper end of the rotating shaft (46), a movable groove (52) is formed in the discharging bottom plate (51), two guide grooves (53) are symmetrically formed in the upper end face of the discharging bottom plate (51), the guide grooves (53) are communicated with the movable groove (52), a limiting chute (54) is formed in the middle position of the lower end of the movable groove (52), and two limiting guide grooves (55) are symmetrically formed in the two ends of the limiting chute (54);
The clamping mechanism (5) further comprises a third motor (56) fixedly arranged at the bottom of the limiting chute (54), the upper end of the third motor (56) is connected with a screw rod (57), the upper end of the screw rod (57) is sleeved in a movable sleeve (58), a hollow chute (59) is arranged in the movable sleeve (58), an inner screw (510) is arranged at the lower port of the hollow chute (59), the inner screw (510) is in screw connection with the screw rod (57), two limiting sliding bolts (511) are symmetrically arranged at the outer side of the lower end of the movable sleeve (58), and the limiting sliding bolts (511) are clamped in the limiting guide grooves (55);
The clamping mechanism (5) further comprises a sleeve bolt (512) which is fixedly and coaxially arranged at the upper end of the movable sleeve (58), a pressing plate (513) is arranged at the upper end of the sleeve bolt (512), a linkage sleeve (514) is sleeved in the sleeve bolt (512), two connectors are symmetrically arranged on two sides of the linkage sleeve (514), a movable connecting rod (515) is movably connected to the connectors, the other end of the movable connecting rod (515) is movably connected to the lower end of a sliding block (516), the sliding block (516) is clamped in the guide groove (53), and a square clamping head (517) is arranged at one end, close to the center of the discharging bottom plate (51), of the upper end of the sliding block (516).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210359587.XA CN114754571B (en) | 2022-04-06 | 2022-04-06 | A vacuum tempering furnace for magnesium fluoride material processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210359587.XA CN114754571B (en) | 2022-04-06 | 2022-04-06 | A vacuum tempering furnace for magnesium fluoride material processing |
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| CN114754571A CN114754571A (en) | 2022-07-15 |
| CN114754571B true CN114754571B (en) | 2025-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210359587.XA Active CN114754571B (en) | 2022-04-06 | 2022-04-06 | A vacuum tempering furnace for magnesium fluoride material processing |
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| CN116907207B (en) * | 2023-09-13 | 2023-11-28 | 盱眙新远光学科技有限公司 | Vacuum sintering furnace and sintering process for processing silicon-aluminum mixed oxide material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108504836A (en) * | 2018-03-28 | 2018-09-07 | 宁波高新区新柯保汽车科技有限公司 | A kind of vacuum quenching device |
| CN109554520A (en) * | 2019-01-23 | 2019-04-02 | 刘童童 | A kind of mesh-belt type hot air circulation annealing stove |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212199332U (en) * | 2020-04-26 | 2020-12-22 | 晋江市诚进热处理有限公司 | Tempering equipment capable of achieving uniform heating |
| CN213570614U (en) * | 2020-09-24 | 2021-06-29 | 苏州绿洲机械设备有限公司 | Tempering furnace for chain processing |
| CN214881733U (en) * | 2021-07-19 | 2021-11-26 | 安庆金野新材料有限公司 | Vacuum annealing furnace for processing alloy metal material |
| CN215887131U (en) * | 2021-09-17 | 2022-02-22 | 高碑店市益友工业有限责任公司 | Vacuum annealing device for titanium alloy parts |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108504836A (en) * | 2018-03-28 | 2018-09-07 | 宁波高新区新柯保汽车科技有限公司 | A kind of vacuum quenching device |
| CN109554520A (en) * | 2019-01-23 | 2019-04-02 | 刘童童 | A kind of mesh-belt type hot air circulation annealing stove |
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Effective date of registration: 20250310 Address after: 201800 floor 1, building 2, No. 618, Shisheng Road, industrial zone, Jiading District, Shanghai Patentee after: SHANGHAI MINGJIA METAL TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 325000 room 1501, building 8, dongrongqiuyuan, the intersection of Xianqian road and Aodi Road, Dongtou District, Wenzhou City, Zhejiang Province Patentee before: Guo Dongxin Country or region before: China |