CN220643228U - Recrystallization annealing device for niobium alloy cold forging - Google Patents
Recrystallization annealing device for niobium alloy cold forging Download PDFInfo
- Publication number
- CN220643228U CN220643228U CN202322343822.7U CN202322343822U CN220643228U CN 220643228 U CN220643228 U CN 220643228U CN 202322343822 U CN202322343822 U CN 202322343822U CN 220643228 U CN220643228 U CN 220643228U
- Authority
- CN
- China
- Prior art keywords
- annealing
- box
- niobium alloy
- rotary
- fixedly connected
- 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.)
- Active
Links
- 238000000137 annealing Methods 0.000 title claims abstract description 93
- 229910001257 Nb alloy Inorganic materials 0.000 title claims abstract description 46
- 238000010273 cold forging Methods 0.000 title claims abstract description 18
- 238000001953 recrystallisation Methods 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 36
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 42
- 238000000034 method Methods 0.000 abstract description 13
- 229910000990 Ni alloy Inorganic materials 0.000 abstract description 5
- 229910045601 alloy Inorganic materials 0.000 abstract description 5
- 239000000956 alloy Substances 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 229910000851 Alloy steel Inorganic materials 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Heat Treatment Of Articles (AREA)
Abstract
The utility model belongs to the technical field of annealing devices, and particularly relates to a recrystallization annealing device for niobium alloy cold forging, which comprises a placing box and an annealing box, wherein the annealing box is fixedly connected to the center of the top of the placing box, a rotary clamping device is arranged in the annealing box, and the rotary clamping device comprises a rotary unit and a clamping unit. According to the recrystallization annealing device for the niobium alloy cold forging, air in the annealing box is pumped out through the vacuum pump, the annealing box is kept in a sealing state through the electromagnetic sealing valve, oxidation reaction of a niobium alloy casting in the annealing process is avoided as much as possible, alloy performance is affected, when the high Wen Ni alloy casting is placed on the clamping plate, heat is conducted to the memory spring to enable the memory spring to be heated and stretched, niobium alloy castings with different diameters are clamped and positioned in the middle of the rotary cylinder and are matched with the rotary cylinder to rotate, and accordingly the niobium alloy casting is enabled to be annealed better and more comprehensively.
Description
Technical Field
The utility model relates to the technical field of annealing devices, in particular to a recrystallization annealing device for niobium alloy cold forging.
Background
Annealing is a metal heat treatment process that involves slowly heating the metal to a temperature, holding for a sufficient period of time, and then cooling at a suitable rate. The aim is to reduce the hardness and improve the machinability; residual stress is eliminated, the size is stabilized, and the deformation and crack tendency is reduced; grain refinement, structure adjustment and structure defect elimination, but the existing part annealing equipment is not sealed when annealing the alloy piece, and a large amount of oxygen still flows into the annealing equipment to affect the alloy steel casting, so that oxygen and annealed alloy steel are subjected to oxidation reaction.
As disclosed in chinese patent publication No. CN218435868U, when in use, the annealing device for alloy steel castings is preheated in the annealing box by the preheating component, then after the castings are put on the supporting frame in the annealing box, the box door is closed by moving downwards, the cover plate one fixedly connected with the cover plate two is driven to move downwards, oxygen in the annealing box is extruded and discharged, the cover plate two presses down the supporting frame and the castings on the supporting frame, the castings enter the settling tank, thereby maximally discharging oxygen in the annealing box, when the clamping blocks are extruded by the pressing block, the clamping blocks retract, the cover plate two rebounds to the top of the annealing box, so that the supporting frame in the settling tank is lifted again, and the annealing can be performed.
However, in the alloy steel casting annealing device in the above application, when the casting is annealed by nitrogen, one surface of the casting is always clung to the supporting frame, so that the overall annealing and cooling of the casting cannot be well realized, the performance of the casting can be possibly affected, and therefore, certain limitation exists.
For this reason, it is highly desirable to provide a recrystallization annealing apparatus for cold forging of niobium alloys.
Disclosure of Invention
The utility model aims to provide a recrystallization annealing device for niobium alloy cold forging, which aims to solve the problems that when a casting is annealed by nitrogen, one surface of the casting is always clung to a support frame, so that the overall annealing and cooling of the casting cannot be well realized and the performance of the casting can be possibly influenced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the recrystallization annealing device for niobium alloy cold forging comprises a placing box and an annealing box, wherein the annealing box is fixedly connected to the center of the top of the placing box, and a rotary clamping device is arranged in the annealing box.
The rotary clamping device comprises a rotary unit and a clamping unit.
The rotary unit comprises a mounting seat, a driving motor, a rotary shaft and a rotary cylinder, wherein the mounting seat is fixedly connected to the back surface of the annealing box, the driving motor is fixedly arranged on the upper surface of the mounting seat, the rear end of the rotary shaft is connected to the output end of the driving motor, the front end of the rotary shaft extends into the annealing box, the rotary cylinder is fixedly connected to the front end of the rotary shaft, the rotary shaft is driven to rotate through the driving motor, and then the rotary cylinder is driven to rotate, so that a niobium alloy casting inside the rotary cylinder rotates along with the rotary cylinder, and annealing and cooling are better and more comprehensively carried out on the niobium alloy casting.
The sealing bearing is arranged in the center of the back of the annealing box, and the outer surface of the rotating shaft is rotationally connected to the inside of the sealing bearing, so that the joint of the annealing box and the rotating shaft is sealed, and the later air is prevented from entering the inside of the annealing box.
The further improvement lies in, the centre gripping unit includes memory spring and grip block, three memory spring vertical fixed connection is in the inside bottom of rotary drum, grip block fixed connection is in the top of memory spring, when high Wen Ni alloy foundry goods was placed on the grip block, heat conducted to memory spring department through the grip block, and memory spring is heated and is stretched to with the niobium alloy foundry goods centre gripping of different diameters location in the middle of the rotary drum, avoid the rotary drum at rotatory in-process, the unordered roll of niobium alloy foundry goods influences annealing effect, has improved the application scope of the device.
The further improvement lies in, the centre gripping unit is four groups altogether, four groups the centre gripping unit is annular fixed connection in the inner wall of rotatory section of thick bamboo, the bleeder vent has evenly been seted up in the surface of rotatory section of thick bamboo and grip block to the inside of the rotatory section of thick bamboo of low temperature nitrogen gas entering of being convenient for, fully contact with the niobium alloy foundry goods, carry out the annealing to it.
The vacuum pump is arranged on the right side of the inside of the placing box, the top of the vacuum pump is fixedly connected with an exhaust pipe, the top of the vacuum pump extends into the annealing box, an electromagnetic sealing valve is arranged on the outer surface of the exhaust pipe, air in the annealing box is pumped out through the vacuum pump, and oxidation reaction of a niobium alloy casting in the annealing process is avoided as much as possible, so that the performance of the alloy is influenced.
The nitrogen gas bottle is placed on the left side of the inside of the placement box, the top of the nitrogen gas bottle is fixedly connected with an exhaust pipe, a gas transmission mechanism is arranged on the outside of the exhaust pipe, and low-temperature nitrogen in the nitrogen gas bottle is conveyed to the inside of the annealing box through the exhaust pipe by the gas transmission mechanism to carry out annealing work on the niobium alloy castings.
The sealing door is hinged to the front faces of the placing box and the annealing box respectively, a handle is fixedly connected to the right side of the front face of the sealing door, and the sealing door can be opened by pulling the handle open, so that the niobium alloy casting and the nitrogen cylinder can be placed or taken out.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the recrystallization annealing device for the niobium alloy cold forging, air in the annealing box is pumped out through the vacuum pump, the annealing box is kept in a sealing state through the electromagnetic sealing valve, and oxidation reaction of a niobium alloy casting in the annealing process is avoided as much as possible, so that the performance of the alloy is influenced.
2. According to the recrystallization annealing device for niobium alloy cold forging, low-temperature nitrogen in the nitrogen cylinder is conveyed into the annealing box through the exhaust pipe by the gas conveying mechanism, and annealing work is carried out on the niobium alloy casting.
3. When the high Wen Ni alloy casting is placed on the clamping plate, heat is conducted to the memory spring to enable the high Wen Ni alloy casting to be heated and stretched, so that niobium alloy castings with different diameters are clamped and positioned in the middle of the rotary cylinder and are matched with the rotary cylinder to rotate, and the niobium alloy castings are enabled to be better and more comprehensively annealed.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is a schematic side sectional view of the annealing chamber of the present utility model;
fig. 4 is a schematic view showing the internal structure of the placing box and the annealing box of the present utility model.
In the figure: 1. placing a box; 2. an annealing box; 301. a mounting base; 302. a driving motor; 303. a rotation shaft; 304. a rotary drum; 305. sealing the bearing; 306. a memory spring; 307. a clamping plate; 401. a vacuum pump; 402. an exhaust pipe; 403. an electromagnetic sealing valve; 501. a nitrogen cylinder; 502. an exhaust pipe; 503. a gas delivery mechanism; 601. sealing the door; 602. a handle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution:
embodiment one:
the recrystallization annealing device for niobium alloy cold forging comprises a placing box 1 and an annealing box 2, wherein the annealing box 2 is fixedly connected to the center of the top of the placing box 1, and a rotary clamping device is arranged in the annealing box 2.
The rotary clamping device comprises a rotary unit.
The rotary unit comprises a mounting seat 301, a driving motor 302, a rotary shaft 303 and a rotary drum 304, wherein the mounting seat 301 is fixedly connected to the back surface of the annealing box 2, the driving motor 302 is fixedly arranged on the upper surface of the mounting seat 301, the rear end of the rotary shaft 303 is connected to the output end of the driving motor 302, the front end of the rotary shaft extends into the annealing box 2, the rotary drum 304 is fixedly connected to the front end of the rotary shaft 303, the rotary shaft 303 is driven to rotate by the driving motor 302, and then the rotary drum 304 is driven to rotate, so that a niobium alloy casting in the rotary drum 304 rotates along with the rotary drum, and annealing and cooling are better and more comprehensively carried out on the niobium alloy casting.
The sealing bearing 305 is installed at the center of the back of the annealing box 2, and the outer surface of the rotating shaft 303 is rotatably connected to the inside of the sealing bearing 305, so that the joint between the annealing box 2 and the rotating shaft 303 is sealed, and the air in the later stage is prevented from entering the inside of the annealing box 2.
The vacuum pump 401 is installed on the right side of the inside of the placement box 1, the exhaust pipe 402 is fixedly connected to the top of the vacuum pump 401, the top of the vacuum pump extends into the annealing box 2, the electromagnetic sealing valve 403 is installed on the outer surface of the exhaust pipe 402, air in the annealing box 2 is pumped out through the vacuum pump 401, and oxidation reaction of a niobium alloy casting in the annealing process is avoided as much as possible, and the performance of the alloy is influenced.
Place the inside left side of case 1 and placed nitrogen cylinder 501, the top fixedly connected with blast pipe 502 of nitrogen cylinder 501, the externally mounted of blast pipe 502 has gas transmission mechanism 503, carries the inside low temperature nitrogen gas of nitrogen cylinder 501 to the inside of annealing case 2 through blast pipe 502 through gas transmission mechanism 503, carries out annealing work to the niobium alloy foundry goods.
The front sides of the placing box 1 and the annealing box 2 are respectively hinged with a sealing door 601, the right side of the front side of the sealing door 601 is fixedly connected with a handle 602, and the sealing door 601 can be opened by pulling the handle 602 open, so that the niobium alloy casting and the nitrogen cylinder 501 are placed or taken out.
When the annealing device is used, firstly, the handle 602 is pulled open, the sealing door 601 on the annealing box 2 is opened, then the niobium alloy casting is placed in the rotary cylinder 304, then the sealing door 601 is closed, the vacuum pump 401 is started to pump out air in the annealing box 2, then the electromagnetic sealing valve 403 is closed, then the low-temperature nitrogen in the nitrogen cylinder 501 is conveyed into the annealing box 2 through the exhaust pipe 502 by the air conveying mechanism 503, the niobium alloy casting is annealed, meanwhile, the driving motor 302 is started to drive the rotary shaft 303 to rotate, and then the rotary cylinder 304 is driven to rotate, so that the niobium alloy casting in the rotary cylinder 304 rotates, and the niobium alloy casting is annealed and cooled better and more comprehensively.
Embodiment two:
on the basis of the first embodiment, the rotary clamping device further comprises a clamping unit, the clamping unit comprises memory springs 306 and clamping plates 307, the three memory springs 306 are longitudinally and fixedly connected to the inner bottom of the rotary cylinder 304, and the clamping plates 307 are fixedly connected to the top of the memory springs 306.
The clamping units are four groups, the four groups of clamping units are fixedly connected to the inner wall of the rotary cylinder 304 in an annular shape, and ventilation holes are uniformly formed in the outer surfaces of the rotary cylinder 304 and the clamping plate 307 in a penetrating mode, so that low-temperature nitrogen gas can conveniently enter the rotary cylinder 304, fully contact with the niobium alloy casting, and anneal the niobium alloy casting.
When the high Wen Ni alloy castings are placed on the clamping plate 307, heat is conducted to the memory spring 306 through the clamping plate 307, the memory spring 306 is heated and stretched, so that niobium alloy castings with different diameters are clamped and positioned in the middle of the rotary cylinder 304, disordered rolling of the niobium alloy castings in the rotary cylinder 304 in the rotating process is avoided, the annealing effect is affected, and the application range of the device is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Claims (7)
1. The utility model provides a niobium alloy is recrystallization annealing device for cold forging, is including placing case (1) and annealing case (2), annealing case (2) fixed connection is in the top center of placing case (1), its characterized in that: a rotary clamping device is arranged in the annealing box (2);
the rotary clamping device comprises a rotary unit and a clamping unit;
the rotary unit comprises a mounting seat (301), a driving motor (302), a rotary shaft (303) and a rotary cylinder (304), wherein the mounting seat (301) is fixedly connected to the back surface of the annealing box (2), the driving motor (302) is fixedly arranged on the upper surface of the mounting seat (301), the rear end of the rotary shaft (303) is connected to the output end of the driving motor (302), the front end of the rotary shaft extends into the annealing box (2), and the rotary cylinder (304) is fixedly connected to the front end of the rotary shaft (303).
2. The recrystallization annealing apparatus for cold forging of niobium alloy according to claim 1, wherein: a sealing bearing (305) is arranged in the center of the back surface of the annealing box (2), and the outer surface of the rotating shaft (303) is rotatably connected to the inside of the sealing bearing (305).
3. The recrystallization annealing apparatus for cold forging of niobium alloy according to claim 2, wherein: the clamping unit comprises a memory spring (306) and clamping plates (307), wherein the three memory springs (306) are longitudinally and fixedly connected to the inner bottom of the rotary cylinder (304), and the clamping plates (307) are fixedly connected to the top of the memory springs (306).
4. A recrystallization annealing apparatus for cold forging of niobium alloy as claimed in claim 3, wherein: the clamping units are four groups, the four groups of clamping units are fixedly connected to the inner wall of the rotary cylinder (304) in an annular shape, and ventilation holes are uniformly formed in the outer surfaces of the rotary cylinder (304) and the clamping plate (307) in a penetrating mode.
5. The recrystallization annealing apparatus for cold forging of niobium alloy according to claim 4, wherein: the vacuum pump (401) is installed on the right side of the inside of the placement box (1), the top of the vacuum pump (401) is fixedly connected with an exhaust pipe (402), the top of the vacuum pump extends into the annealing box (2), and an electromagnetic sealing valve (403) is installed on the outer surface of the exhaust pipe (402).
6. The recrystallization annealing apparatus for cold forging of niobium alloy according to claim 5, wherein: the nitrogen bottle (501) is placed on the left side of the inside of the placement box (1), the top of the nitrogen bottle (501) is fixedly connected with an exhaust pipe (502), and a gas transmission mechanism (503) is arranged outside the exhaust pipe (502).
7. The recrystallization annealing apparatus for cold forging of niobium alloy according to claim 6, wherein: the front sides of the placing box (1) and the annealing box (2) are respectively hinged with a sealing door (601), and the right side of the front side of the sealing door (601) is fixedly connected with a handle (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343822.7U CN220643228U (en) | 2023-08-30 | 2023-08-30 | Recrystallization annealing device for niobium alloy cold forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343822.7U CN220643228U (en) | 2023-08-30 | 2023-08-30 | Recrystallization annealing device for niobium alloy cold forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220643228U true CN220643228U (en) | 2024-03-22 |
Family
ID=90296995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322343822.7U Active CN220643228U (en) | 2023-08-30 | 2023-08-30 | Recrystallization annealing device for niobium alloy cold forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220643228U (en) |
-
2023
- 2023-08-30 CN CN202322343822.7U patent/CN220643228U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2014071843A1 (en) | Vacuum-induced smelting and rapid hardening apparatus for rare earth permanent magnetic alloy | |
| CN220643228U (en) | Recrystallization annealing device for niobium alloy cold forging | |
| CN210560576U (en) | Wire drawing annealing electric furnace device | |
| CN112143859A (en) | Steel ingot heat treatment method and device | |
| CN212864848U (en) | Metal heat treatment annealing equipment capable of controlling cooling speed | |
| CN113564501B (en) | Heat treatment method of die-casting aluminum alloy plate | |
| CN215925014U (en) | Vacuum heat treatment furnace | |
| CN113981349A (en) | Annealing process of high-grain-size spinning cathode roller titanium cylinder | |
| CN216107097U (en) | Energy-saving tempering furnace | |
| JP4537522B2 (en) | Intermittently driven vacuum carburizing furnace | |
| CN116871359B (en) | Method for correcting high-grade ductile iron products | |
| CN210657016U (en) | Anhydrous annealing mechanism | |
| CN112247040A (en) | Method and device for rapidly forging large steel ingot | |
| CN217536098U (en) | Nut annealing device | |
| CN214458196U (en) | Titanium-nickel memory alloy plate annealing furnace | |
| CN206375964U (en) | A kind of low-temp temper furnace being heated evenly | |
| CN109852772A (en) | A kind of metal material attemperator and its heat preserving method | |
| CN221192283U (en) | Heavy-duty gear heat treatment equipment | |
| CN219731003U (en) | Online annealing equipment of cold rolling stainless steel | |
| CN213680853U (en) | Carburizing furnace is used in planetary gear production | |
| CN221217839U (en) | Annealing device for smelting and calendaring ferrous metal | |
| CN220366690U (en) | Nitriding alloy vacuum nitriding furnace | |
| CN221398001U (en) | Stainless steel continuous nitriding quenching device | |
| CN213977790U (en) | Quenching device for heat treatment processing | |
| CN220959609U (en) | Automatic opening device for vacuum heat treatment furnace door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |