CN220550201U - Casting quenching furnace - Google Patents
Casting quenching furnace Download PDFInfo
- Publication number
- CN220550201U CN220550201U CN202322204826.7U CN202322204826U CN220550201U CN 220550201 U CN220550201 U CN 220550201U CN 202322204826 U CN202322204826 U CN 202322204826U CN 220550201 U CN220550201 U CN 220550201U
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- quenching
- furnace
- quenching furnace
- trolley
- door
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- 238000010791 quenching Methods 0.000 title claims abstract description 210
- 230000000171 quenching effect Effects 0.000 title claims abstract description 201
- 238000005266 casting Methods 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000004321 preservation Methods 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000006073 displacement reaction Methods 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The utility model relates to a casting quenching furnace, which comprises a quenching furnace and a quenching trolley, wherein the quenching trolley is movably arranged at the bottom of the quenching furnace, a quenching furnace door is arranged at one side of the quenching furnace, which is close to the quenching trolley, the quenching furnace door is movably connected to the quenching furnace, sealing convex strips are arranged at two sides of the quenching trolley, two groups of sealing parts are correspondingly arranged on the quenching furnace, and the sealing convex strips are tightly matched with the sealing parts. The bottom of the quenching furnace is provided with the quenching trolley, the quenching trolley can enter and exit the quenching furnace, the quenching trolley enters the quenching furnace for heating, and exits the quenching furnace after heating is finished, and a sealing raised strip and a sealing part are arranged between the quenching trolley and the quenching furnace, so that the sealing property and the heat preservation property of the quenching furnace are ensured, the quenching hardness of a product is greatly improved, and the safety of quenching work and the quenching work efficiency are improved.
Description
Technical Field
The utility model belongs to the technical field of quenching equipment, and particularly relates to a casting quenching furnace.
Background
The quenching process is to heat the metal workpiece to a proper temperature and hold the metal workpiece for a period of time, then immerse the metal workpiece in quenching medium to cool the metal workpiece rapidly, the quenching process aims to make supercooled austenite undergo martensite or bainite transformation to obtain martensite or bainite structure, and then tempering at different temperatures is matched to greatly improve the rigidity, hardness, wear resistance, fatigue strength, toughness and the like of the steel, thereby meeting different use requirements of various mechanical parts and tools, and also meeting the special physical and chemical properties such as ferromagnetism, corrosion resistance and the like of certain special steels through quenching.
The quenching furnace is a furnace for heating the workpiece before quenching, the existing quenching furnace is divided into a horizontal quenching furnace and a vertical quenching furnace, the volume is large, the operation is complex, the manual discharging is needed during discharging, the temperature around the quenching furnace is high, workers are easy to scald, the use danger coefficient is high, the use efficiency is low, and the heat preservation effect in the furnace is general.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a casting quenching furnace, wherein the bottom of the furnace is provided with a quenching trolley, the quenching trolley is used for rapidly cooling workpiece conveying, the sealing heat preservation is good, the safety coefficient is high, and the quenching efficiency is improved.
The technical scheme adopted by the utility model for realizing the purposes is as follows: the utility model provides a foundry goods quenching furnace, includes quenching furnace and quenching dolly, the mobilizable setting of quenching dolly is in the bottom of quenching furnace the quenching furnace is close to one side of quenching dolly is provided with the quenching furnace door, and quenching furnace door swing joint is on the quenching furnace the both sides of quenching dolly are provided with sealed sand grip correspond on the quenching furnace and be provided with two sets of sealing, sealed sand grip with sealing close fit.
Preferably, the sealing part is made of heat insulation cotton, a groove is formed in the sealing part, the sealing convex strips are inserted into the groove, the distance between the sealing convex strips on two sides of the quenching trolley is gradually increased along the direction away from the quenching furnace, or the distance between the two sealing parts is gradually reduced along the direction away from the quenching furnace door.
Preferably, the quenching trolley comprises a frame, a placing table and a telescopic device, wherein one side of the placing table is rotationally connected with one side of the frame, the telescopic device is rotationally arranged on the frame, and the upper end of the telescopic device is rotationally connected with the bottom of the placing table.
Preferably, the telescopic device is a hydraulic cylinder, a cylinder body of the hydraulic cylinder is rotationally connected with the frame, and a piston rod of the hydraulic cylinder is rotationally connected with the bottom of the placing table.
Preferably, a position sensor is arranged on one side of the quenching trolley, which is close to the quenching furnace.
Preferably, door frames are arranged on two sides of the quenching furnace door, and the quenching furnace door is arranged between the two door frames in a sliding manner.
Preferably, rollers are connected to two sides of the quenching furnace door, roller tracks are correspondingly arranged on the door frame, and the rollers are arranged in the roller tracks in a rolling mode.
Preferably, the lower end of the door frame is provided with a bend towards the quenching furnace.
Preferably, the quenching furnace door is connected with a lifting power mechanism.
Preferably, the lifting power mechanism comprises a lifting pull rope, a rotating shaft and a power device, the rotating shaft is rotatably arranged on the quenching furnace, one end of the lifting pull rope is wound on the rotating shaft, the other end of the lifting pull rope is fixedly connected to the quenching furnace door, and the power device drives the rotating shaft to rotate.
Compared with the prior art, the technical scheme has the following beneficial effects:
1. the bottom of the quenching furnace is provided with the quenching trolley, the quenching trolley can enter and exit the quenching furnace, the quenching trolley enters the quenching furnace for heating, and exits the quenching furnace after heating is finished, and a sealing raised strip and a sealing part are arranged between the quenching trolley and the quenching furnace, so that the sealing property and the heat preservation property of the quenching furnace are ensured, the quenching hardness of a product is greatly improved, and the safety of quenching work and the quenching work efficiency are improved.
2. The heat preservation cotton sealing part is obliquely arranged, and the sealing raised strips are smaller when entering the quenching furnace gap, so that the sealing performance is higher.
3. One side of a placing table of the quenching trolley is rotationally connected to the frame, so that the quenching trolley has a side dump function, the quenching time is greatly shortened, and the work flow time is shortened.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the cooperation of the sealing ribs and the sealing parts.
FIG. 3 is a schematic diagram of the quenching train according to the present utility model.
Fig. 4 is a schematic view of the structure of the present utility model in use.
Wherein: 1. quenching trolley 2, quenching furnace 3, quenching furnace door 4, door frame 5, lifting rope 6, guide rail 7, safety displacement switch 8, rail wheel 9, placing table 10, hydraulic cylinder 11, position sensor 12, stop 13, sprocket 14, rotating shaft 15, motor 16, chain 17, frame 18, support plate 19, sealing convex strip 20, sealing part.
Detailed Description
Fig. 1 to 4 are diagrams illustrating preferred embodiments of the present utility model, and the present utility model is further described below with reference to fig. 1 to 4.
As shown in fig. 1-2, the casting quenching furnace comprises a quenching furnace 2 and a quenching trolley 1, wherein the quenching trolley 1 is movably arranged at the bottom of the quenching furnace 2, one side, close to the quenching trolley 1, of the quenching furnace 2 is provided with a quenching furnace door 3, two sides of the quenching trolley are provided with sealing convex strips, sealing parts are correspondingly arranged on the quenching furnace, when the quenching trolley 1 runs into the quenching furnace 2, the sealing convex strips are tightly connected to the sealing parts, and the sealing convex strips 19 are tightly matched and connected with the sealing parts 20, so that the sealing heat preservation performance of the quenching furnace 2 during quenching is ensured.
The quenching trolley 1 comprises a frame 17, a placing table 9 and a telescopic device, one side of the placing table 9 is rotationally connected to one side of the frame 17, the telescopic device is arranged on the frame 17, the upper end of the telescopic device is rotationally connected to the bottom of the placing table 9, a quenching water tank is arranged on one side of the outer portion of the quenching furnace, a workpiece is placed on the placing table 9, the quenching trolley 1 moves into the quenching furnace 2, the quenching furnace door 3 descends to be closed, the workpiece is heated, after the heating is completed, the quenching trolley 1 exits the quenching furnace 2, the telescopic device pushes the placing table 9 to incline, and the workpiece on the placing table 9 is unloaded into the quenching water tank on one side to be rapidly cooled.
The bottom of the quenching furnace 2 is provided with a guide rail 6, the guide rail 6 is arranged along the length direction of the quenching furnace 2, part of the guide rail 6 is arranged inside the quenching furnace 2, part of the guide rail 6 is arranged outside the quenching furnace 2, a quenching water tank is arranged on one side of the guide rail 6 outside the quenching furnace 2, a rail wheel 8 is arranged at the bottom of a frame 17 of the quenching trolley 1, the rail wheel 8 is arranged on the guide rail 6 in a rolling way, the rail wheel 8 is connected with a power device to drive the quenching trolley 1 to move along the guide rail 6, when the quenching trolley 1 moves towards the quenching furnace 2, a sealing raised strip 19 enters a sealing part 20 to seal the lower side of the quenching furnace 2, in the embodiment, the sealing raised strip 19 is an iron block, the sealing part 20 is made of a heat insulation cotton material, the sealing raised strip 19 is hemispherical, a groove corresponding to the sealing raised strip 19 is arranged on the sealing part 20, the sealing raised strip 19 is tightly arranged on the sealing part 20, the sealing raised strip 19 is obliquely arranged along with the quenching trolley 2, and the gap between the sealing raised strip 19 and the sealing part 20 is smaller the sealing raised sealing strip along with the quenching trolley 2.
As shown in fig. 3, the quenching trolley 1 comprises a frame 17, a placing table 9 and a telescopic device, wherein one side of the placing table 9, which is close to a quenching water tank, is rotatably connected to the frame 17, in this embodiment, the telescopic device is a hydraulic cylinder 10, the hydraulic cylinder 10 is arranged on the frame 17, the hydraulic cylinder 10 is obliquely arranged, the end part of a piston rod of the hydraulic cylinder 10 is rotatably connected to the bottom of the placing table 9, when the piston rod of the hydraulic cylinder 10 is in an unextended state, the placing table 9 is horizontally arranged on the frame 17, a workpiece to be quenched is placed on the placing table 9, the quenching trolley 1 is used for conveying the workpiece, when the quenching trolley 1 moves to one side of the quenching water tank, when the piston rod of the hydraulic cylinder 10 stretches out, the piston rod of the hydraulic cylinder 9 pushes the placing table 9 upwards, and the placing table 9 is overturned along the connection part with the frame, namely towards the quenching water tank, so that the workpiece on the placing table 9 is overturned to one side of the quenching water tank for cooling treatment.
As shown in fig. 4, a quenching furnace door 3 is arranged at one side of the quenching furnace 2, door frames 4 are arranged at two sides of the quenching furnace door 3, the quenching furnace door 3 is slidably arranged between the two door frames 4, specifically, rollers are connected at two sides of the quenching furnace door 3, roller tracks are correspondingly arranged on the door frames 4, the rollers are arranged in the roller tracks in a rolling manner, the quenching furnace door 3 is further connected with a lifting power mechanism, the lifting power mechanism drives the quenching furnace door 3 to move up and down along the roller tracks of the door frames 4, bending towards the quenching furnace 2 is further arranged at the lower end of the door frames 4, and when the quenching furnace door 3 descends along the door frames, the bending position at the bottommost end can be pressed towards the quenching furnace 2.
In this embodiment, the lifting power mechanism includes lifting rope 5, rotating shaft 14 and power device, rotating shaft 14 rotates and sets up on quenching furnace 2, is provided with the carousel at the both ends of rotating shaft 14, and one end of two lifting rope 5 winds respectively on the carousel at rotating shaft 14 both ends, and the other end is fixed connection respectively in quenching furnace door 3 both sides, and power device drives rotating shaft 14 rotates, and the carousel at rotating shaft 14 both ends also rotates, twines lifting rope 5 on the carousel when rotating shaft 14 corotation, and lifting rope 5 just pulls quenching furnace door 3 upwards and opens, loosens lifting rope 5 from the carousel when rotating shaft 14 contrarotation, and under quenching furnace door 3's dead weight effect, quenching furnace door 3 descends along the door frame and closes. When the quenching trolley 1 moves into the quenching furnace 2 to be quenched, the quenching furnace door 3 descends, the placing table 9 is placed in the quenching furnace 2 at the moment, two supporting plates 18 are fixedly arranged at the forefront end of the placing table 9, the upper end face of each supporting plate 18 is lower than the upper end face of the corresponding placing table 9, and the lower end of the quenching furnace door 3 abuts against the supporting plate 18 at the front end of the corresponding placing table 9.
The power device is a motor 15, the motor 15 is transversely arranged on the quenching furnace 2, a speed reducer is arranged between the motor 15 and a rotating shaft 13, the speed reducer transmits the power of the motor 15 to the rotating shaft 13, a chain wheel 13 is fixedly arranged on the outer side of a rotating disc at one end of the rotating shaft 13, a chain 16 is wound outside the chain wheel 13 and the output end of the speed reducer, the rotating power output by the speed reducer is transmitted to the chain wheel 13 through the chain 16 so as to drive the rotating shaft 13 to rotate, and a travel switch is further arranged for protection.
In addition, a position sensor 11 is arranged at one end of the quenching trolley 1, which is close to the quenching furnace 2, so that the end of the quenching trolley 1 is prevented from colliding with the inner wall of the quenching furnace 2; a stop block 12 is arranged on a supporting plate 18 on one lifting side of the placing table 9, a safety displacement switch 7 is arranged on a frame 17 corresponding to the stop block 12, when the placing table 9 is horizontally placed on the frame 17, the stop block 12 is pressed on the safety displacement switch 7, when one end of the placing table 9 is lifted and inclined, the stop block 12 leaves the safety displacement switch 7, the safety displacement switch 7 plays a role in protection, and only when the stop block 12 presses the safety displacement switch 7 to ensure that the placing table 9 falls in place, the quenching trolley 1 can run; the water spraying device is arranged in the quenching water tank, and when the quenched workpiece is cooled, water jet flow is added, so that the cooling speed of the workpiece is accelerated, and the quality of the quenched workpiece is improved.
When the quenching trolley 1 carrying quenching workpieces moves towards the quenching furnace along the guide rail 6 until the placing table 9 completely enters the quenching furnace 2, the quenching furnace door 3 descends and is tightly pressed on the supporting plate 18, the width of the quenching trolley 1 is approximately the same as that of the inner space of the quenching furnace 2, so that the quenching workpieces on the placing table 9 are in a relatively airtight high-temperature environment after the quenching furnace door 3 descends, the quenching furnace door 3 is lifted after heating, the quenching trolley 1 is moved out of the quenching furnace 2, when the quenching trolley 1 moves to a quenching water tank, the quenching trolley 1 stops moving, at the moment, a piston rod of the hydraulic cylinder 10 stretches out, the placing table 9 ascends, the placing table 9 overturns along the connecting part with the frame 17, and the workpieces on the placing table 9 are overturned into the quenching water tank for low-temperature cooling treatment.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.
Claims (10)
1. A casting quenching furnace, characterized in that: the quenching trolley comprises a quenching furnace (2) and a quenching trolley (1), wherein the quenching trolley (1) is movably arranged at the bottom of the quenching furnace (2), one side, close to the quenching trolley (1), of the quenching furnace (2) is provided with a quenching furnace door (3), the quenching furnace door (3) is movably connected to the quenching furnace (2), sealing raised strips (19) are arranged on two sides of the quenching trolley (1), two groups of sealing parts (20) are correspondingly arranged on the quenching furnace (2), and the sealing raised strips (19) are tightly matched with the sealing parts (20).
2. A casting quench furnace as defined in claim 1 wherein: the sealing parts (20) are made of heat-insulating cotton, grooves are formed in the sealing parts (20), sealing convex strips (19) are inserted into the grooves, the distance between the sealing convex strips (19) on two sides of the quenching trolley (1) is gradually increased along the direction away from the quenching furnace (2), or the distance between the two groups of sealing parts (20) is gradually reduced along the direction away from the quenching furnace door (3).
3. A casting quench furnace as defined in claim 1 wherein: the quenching trolley (1) comprises a frame (17), a placing table (9) and a telescopic device, wherein one side of the placing table (9) is rotationally connected to one side of the frame (17), the telescopic device is rotationally arranged on the frame (17), and the upper end of the telescopic device is rotationally connected to the bottom of the placing table (9).
4. A casting quench as defined in claim 3 wherein: the telescopic device is a hydraulic cylinder (10), a cylinder body of the hydraulic cylinder (10) is rotationally connected with the frame (17), and a piston rod of the hydraulic cylinder (10) is rotationally connected with the bottom of the placing table (9).
5. A casting quench furnace as defined in claim 1 wherein: a position sensor (11) is arranged on one side of the quenching trolley (1) close to the quenching furnace (2).
6. A casting quench furnace as defined in claim 1 wherein: door frames (4) are arranged on two sides of the quenching furnace door (3), and the quenching furnace door (3) is arranged between the two door frames (4) in a sliding mode.
7. A casting quench furnace as defined in claim 6 wherein: the two sides of the quenching furnace door (3) are connected with rollers, roller tracks are correspondingly arranged on the door frame (4), and the rollers are arranged in the roller tracks in a rolling way.
8. A casting quench furnace as defined in claim 6 wherein: the lower end of the door frame (4) is provided with a bending towards the quenching furnace (2).
9. A casting quench furnace as defined in claim 1 wherein: the quenching furnace door (3) is connected with a lifting power mechanism.
10. A casting quench as defined in claim 9 wherein: the lifting power mechanism comprises a lifting pull rope (5), a rotating shaft (14) and a power device, wherein the rotating shaft (14) is rotatably arranged on the quenching furnace (2), one end of the lifting pull rope (5) is wound on the rotating shaft (14), the other end of the lifting pull rope is fixedly connected to the quenching furnace door (3), and the power device drives the rotating shaft (14) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322204826.7U CN220550201U (en) | 2023-08-16 | 2023-08-16 | Casting quenching furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322204826.7U CN220550201U (en) | 2023-08-16 | 2023-08-16 | Casting quenching furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220550201U true CN220550201U (en) | 2024-03-01 |
Family
ID=90008958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322204826.7U Active CN220550201U (en) | 2023-08-16 | 2023-08-16 | Casting quenching furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220550201U (en) |
-
2023
- 2023-08-16 CN CN202322204826.7U patent/CN220550201U/en active Active
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