CN220149606U - Heat preservation pit type annealing furnace - Google Patents
Heat preservation pit type annealing furnace Download PDFInfo
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- CN220149606U CN220149606U CN202320831952.2U CN202320831952U CN220149606U CN 220149606 U CN220149606 U CN 220149606U CN 202320831952 U CN202320831952 U CN 202320831952U CN 220149606 U CN220149606 U CN 220149606U
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- annealing furnace
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- 238000000137 annealing Methods 0.000 title claims abstract description 80
- 238000004321 preservation Methods 0.000 title claims abstract description 23
- 230000006378 damage Effects 0.000 abstract description 5
- 102000001999 Transcription Factor Pit-1 Human genes 0.000 description 3
- 108010040742 Transcription Factor Pit-1 Proteins 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- 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
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- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The utility model discloses a heat preservation pit type annealing furnace, which relates to the technical field of annealing furnaces and comprises a ground, wherein a heat preservation pit is dug on the ground, an annealing furnace body is arranged in the heat preservation pit, a furnace cover is arranged on the annealing furnace body, a telescopic groove is formed in the inner wall of the annealing furnace body, a threaded rod is connected in the telescopic groove in a rotating mode, a rotating hole is formed in the upper surface of the annealing furnace body, a rotating rod is connected in the rotating hole in a rotating mode, and a centering structure is arranged in the telescopic groove. This heat preservation pit type annealing furnace, under the restriction of four centering blocks, external work piece bearing equipment can not with the inner wall contact of annealing furnace body to be located the central point of annealing furnace body all the time, and then can effectually avoid external work piece bearing equipment to collide with the inner wall of annealing furnace body when getting into the annealing furnace body inside, and then avoid work piece or annealing furnace body to produce the damage, consequently ensure life.
Description
Technical Field
The utility model relates to the technical field of annealing furnaces, in particular to a heat preservation pit type annealing furnace.
Background
The annealing furnace is characterized in that a metal part is placed in the annealing furnace and slowly heated to a certain temperature, the temperature is kept for a period of time, and then air cooling is carried out, so that the material or the workpiece subjected to casting, forging, welding or cutting processing is softened, the hardness is reduced, the plasticity and the toughness are improved, the chemical components are homogenized, and the residual stress is removed;
in the use process of the annealing furnace, workpieces to be annealed are usually required to be placed on the bearing equipment, so that the bearing equipment is integrally placed in the annealing furnace, the bearing equipment is lifted to the annealing furnace by the lifting equipment in the process, a slight shaking phenomenon is easily generated when the bearing equipment is suspended, the bearing equipment is caused to collide with the inner wall of the annealing furnace when the bearing equipment is placed in the annealing furnace, operators are required to manually pull the bearing equipment into the annealing furnace, the labor intensity of the operators is increased, and meanwhile, personal injury is easily caused to the operators once the traction mechanism of the lifting equipment breaks, and the heat preservation pit type annealing furnace is provided to solve the problems.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides a heat preservation pit type annealing furnace which can solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat preservation pit type annealing furnace, includes ground, subaerial digging is equipped with the heat preservation pit, and the inside of heat preservation pit is provided with the annealing furnace body, is provided with the bell on the annealing furnace body, has seted up the expansion tank on the inner wall of annealing furnace body, and the inside rotation of expansion tank is connected with the threaded rod, and the rotation hole has been seted up to annealing furnace body upper surface, and the inside rotation of rotation hole is connected with the dwang, and the inside of expansion tank is provided with centering structure.
Preferably, the centering structure comprises a moving block, the moving block is slidably connected in the telescopic groove, the moving block is in threaded connection with the threaded rod, an auxiliary block is movably sleeved on the moving block, and the end, which is not in contact with the moving block, of the auxiliary block is fixedly connected with a centering block which is triangular.
Preferably, a spring is fixedly connected in the auxiliary block, and one end, close to the moving block, of the spring is fixedly connected with the moving block.
Preferably, one end of the rotating rod extends to the inside of the telescopic groove, a first conical gear is fixedly connected to one end of the rotating rod extending to the inside of the telescopic groove, a second conical gear is fixedly sleeved on the threaded rod, and the second conical gear is in meshed connection with the first conical gear.
Preferably, the rotating rod is fixedly connected with a chain wheel, and the chain wheel is connected with a chain in a meshed manner.
Preferably, the four corners of the inside of the annealing furnace body are respectively fixedly connected with a supporting rod, the supporting rods are fixedly connected with guide wheels, and the four corners of the chain are respectively contacted with the guide wheels.
Compared with the prior art, the utility model has the beneficial effects that:
(1) When external workpiece bearing equipment needs to be placed into the annealing furnace body, the external workpiece bearing equipment is in contact with the centering blocks on the inner wall of the annealing furnace body, at the moment, under the limitation of the four centering blocks, the external workpiece bearing equipment cannot be in contact with the inner wall of the annealing furnace body and is always located at the center of the annealing furnace body, so that the external workpiece bearing equipment can be effectively prevented from colliding with the inner wall of the annealing furnace body when entering the annealing furnace body, and damage to the workpiece or the annealing furnace body is avoided, and the service life is ensured.
(2) This heat preservation pit formula annealing stove, through the spring that sets up, consequently make the piece that centers on the middle when the atress, can make the auxiliary block slide on the movable block, consequently make between the middle piece can be with external work piece bearing device between flexible contact, avoid the rigidity to contact and produce the damage phenomenon, make simultaneously the piece that centers when the external work piece bearing device of different sizes in the face of external work piece bearing device, can carry out effectual centering to it according to external work piece bearing device's actual size.
(3) This heat preservation pit formula annealing stove when the position that the piece was located in the middle of needs regulation, only needs the dwang, and the pivoted threaded rod of dwang produces the rotation through the meshing of first conical gear and second conical gear, and consequently the rotation of threaded rod makes the movable block stretch out from the inside of expansion tank, and then drives auxiliary block and the piece in the middle removes, consequently makes the external work piece of adaptation that the piece can be preliminary in the middle carry the size of equipment, and then improves the adaptability of this equipment.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic view of a heat-retaining pit type annealing furnace according to the present utility model;
FIG. 2 is a schematic view of the interior of the annealing furnace body of the present utility model;
FIG. 3 is a schematic view of the interior of the annealing furnace body of the present utility model;
FIG. 4 is a schematic top view of the annealing furnace body of the present utility model;
fig. 5 is a schematic front view of the rotary rod and threaded rod of the present utility model.
Reference numerals: 1. ground surface; 2. a heat preservation pit; 3. an annealing furnace body; 4. a furnace cover; 5. a telescopic slot; 6. a threaded rod; 7. a rotation hole; 8. a rotating lever; 9. a spring; 10. a moving block; 11. an auxiliary block; 12. a centering block; 13. a sprocket; 14. a chain; 15. a support rod; 16. a guide wheel; 17. a first bevel gear; 18. a second bevel gear.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a pit-type annealing furnace, includes ground 1, digs on ground 1 to be equipped with heat preservation pit 2, and the inside of heat preservation pit 2 is provided with annealing furnace body 3, is provided with bell 4 on the annealing furnace body 3, has seted up expansion groove 5 on the inner wall of annealing furnace body 3, and the inside rotation of expansion groove 5 is connected with threaded rod 6, and rotation hole 7 has been seted up to annealing furnace body 3 upper surface, and rotation hole 7's inside rotates and is connected with dwang 8, and expansion groove 5's inside is provided with centering structure;
wherein, the inner wall of the heat preservation pit 2 is provided with heat preservation cotton or heat preservation filler;
wherein, the annealing furnace body 3 is of a double-layer structure and hollow;
the heat-insulating material is not arranged on the heat-insulating pits 2 and the like, so that the cooling speed of the annealing furnace body 3 is slower, the heat-insulating effect on the workpiece is ensured, and the annealing effect is further ensured;
further, the centering structure comprises a moving block 10, the moving block 10 is slidably connected in the telescopic groove 5, the moving block 10 is in threaded connection with the threaded rod 6, an auxiliary block 11 is movably sleeved on the moving block 10, and a triangular centering block 12 is fixedly connected to the end, which is not contacted with the moving block 10, of the auxiliary block 11;
the inside of the auxiliary block 11 is fixedly connected with a spring 9, and one end of the spring 9, which is close to the moving block 10, is fixedly connected with the moving block 10;
the four sides of the interior of the annealing furnace body 3 are provided with telescopic grooves 5, and the structures of the interior of the telescopic grooves 5 are the same; when external workpiece bearing equipment needs to be put into the annealing furnace body 3, the external workpiece bearing equipment is firstly contacted with the centering blocks 12 on the inner wall of the annealing furnace body 3, and at the moment, the external workpiece bearing equipment cannot be contacted with the inner wall of the annealing furnace body 3 and is always positioned at the center of the annealing furnace body 3 under the limitation of the four centering blocks 12, so that the external workpiece bearing equipment can be effectively prevented from colliding with the inner wall of the annealing furnace body 3 when entering the annealing furnace body 3, and further the workpiece or the annealing furnace body 3 is prevented from being damaged, and the service life is ensured;
meanwhile, due to the arranged springs 9, the auxiliary block 11 can slide on the movable block 10 when the centering block 12 is stressed, so that the centering block 12 can be in flexible contact with external workpiece bearing equipment, the phenomenon of damage caused by rigid contact is avoided, and meanwhile, the centering block 12 can be effectively centered according to the actual sizes of the external workpiece bearing equipment when the centering block 12 faces the external workpiece bearing equipment with different sizes;
further, one end of the rotating rod 8 extends to the interior of the telescopic groove 5, a first conical gear 17 is fixedly connected to one end of the rotating rod 8 extending to the interior of the telescopic groove 5, a second conical gear 18 is fixedly sleeved on the threaded rod 6, and the second conical gear 18 is in meshed connection with the first conical gear 17;
wherein the number of the rotating holes 7 is matched with the number of the telescopic slots 5;
the rotating rod 8 is fixedly connected with a chain wheel 13, the chain wheel 13 is connected with a chain 14 in a meshed manner, four corners of the interior of the annealing furnace body 3 are respectively fixedly connected with a supporting rod 15, the supporting rods 15 are fixedly connected with guide wheels 16, and the four corners of the chain 14 are respectively contacted with the guide wheels 16;
the friction between the chain 14 and the inner wall of the annealing furnace body 3 at the corner inside the annealing furnace body 3 can be effectively avoided through the guide wheels 16, so that the normal transmission of the chain 14 is ensured;
when the position of the centering block 12 needs to be adjusted, only the rotating rod 8 needs to be rotated, the rotating threaded rod 6 of the rotating rod 8 rotates through the engagement of the first conical gear 17 and the second conical gear 18, so that the moving block 10 extends out of the telescopic slot 5 due to the rotation of the threaded rod 6, and the auxiliary block 11 and the centering block 12 are driven to move, and therefore the centering block 12 can be primarily adapted to the size of external workpiece bearing equipment, and the adaptability of the equipment is improved;
when the turning bars 8 are turned, they are engaged by the sprocket 13 and the chain 14, so that all turning bars 8 and the threaded bars 6 can be turned simultaneously, and thus the adjustment of all centering blocks 12 is achieved.
Working principle: when external workpiece bearing equipment needs to be placed into the annealing furnace body 3, the external workpiece bearing equipment is firstly contacted with the centering blocks 12 on the inner wall of the annealing furnace body 3, and at the moment, the external workpiece bearing equipment cannot be contacted with the inner wall of the annealing furnace body 3 and is always positioned in the center of the annealing furnace body 3 under the limitation of the four centering blocks 12;
when the position of the centering block 12 needs to be adjusted, only the rotating rod 8 needs to be rotated, the rotating threaded rod 6 of the rotating rod 8 rotates through the engagement of the first conical gear 17 and the second conical gear 18, so that the moving block 10 extends out of the telescopic slot 5 due to the rotation of the threaded rod 6, the auxiliary block 11 and the centering block 12 are driven to move, and the centering block 12 can be preliminarily matched with the size of external workpiece bearing equipment.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides a heat preservation pit type annealing stove, includes ground (1), its characterized in that: dig on ground (1) and be equipped with heat preservation hole (2), the inside of heat preservation hole (2) is provided with annealing stove body (3), is provided with bell (4) on annealing stove body (3), has seted up expansion groove (5) on the inner wall of annealing stove body (3), and the inside rotation of expansion groove (5) is connected with threaded rod (6), and rotation hole (7) have been seted up to annealing stove body (3) upper surface, and the inside rotation of rotation hole (7) is connected with dwang (8), and the inside of expansion groove (5) is provided with centering structure.
2. The pit annealing furnace according to claim 1, wherein: the centering structure comprises a moving block (10), wherein the moving block (10) is slidably connected in the telescopic groove (5), the moving block (10) is in threaded connection with a threaded rod (6), an auxiliary block (11) is movably sleeved on the moving block (10), and a centering block (12) which is triangular is fixedly connected to the end, which is not in contact with the moving block (10), of the auxiliary block (11).
3. The pit annealing furnace according to claim 2, wherein: the inside fixedly connected with spring (9) of auxiliary block (11), the one end that spring (9) is close to movable block (10) is fixed connection with movable block (10).
4. The pit annealing furnace according to claim 1, wherein: one end of the rotating rod (8) extends to the inside of the telescopic groove (5), a first conical gear (17) is fixedly connected to one end of the rotating rod (8) extending to the inside of the telescopic groove (5), a second conical gear (18) is fixedly sleeved on the threaded rod (6), and the second conical gear (18) is meshed with the first conical gear (17).
5. The pit annealing furnace according to claim 1, wherein: the rotating rod (8) is fixedly connected with a chain wheel (13), and the chain wheel (13) is connected with a chain (14) in a meshed manner.
6. The pit annealing furnace according to claim 5, wherein: the four corners of the inside of the annealing furnace body (3) are respectively fixedly connected with a supporting rod (15), the supporting rods (15) are fixedly connected with guide wheels (16), and the four corners of the chain (14) are respectively contacted with the guide wheels (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320831952.2U CN220149606U (en) | 2023-04-13 | 2023-04-13 | Heat preservation pit type annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320831952.2U CN220149606U (en) | 2023-04-13 | 2023-04-13 | Heat preservation pit type annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220149606U true CN220149606U (en) | 2023-12-08 |
Family
ID=89018303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320831952.2U Active CN220149606U (en) | 2023-04-13 | 2023-04-13 | Heat preservation pit type annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220149606U (en) |
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2023
- 2023-04-13 CN CN202320831952.2U patent/CN220149606U/en active Active
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