CN220413482U - Quenching device for hub bearing outer ring forging - Google Patents
Quenching device for hub bearing outer ring forging Download PDFInfo
- Publication number
- CN220413482U CN220413482U CN202321731024.5U CN202321731024U CN220413482U CN 220413482 U CN220413482 U CN 220413482U CN 202321731024 U CN202321731024 U CN 202321731024U CN 220413482 U CN220413482 U CN 220413482U
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- China
- Prior art keywords
- fixed
- hub bearing
- quenching
- cooling
- bearing outer
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- 238000005242 forging Methods 0.000 title claims abstract description 58
- 238000010791 quenching Methods 0.000 title claims abstract description 50
- 230000000171 quenching effect Effects 0.000 title claims abstract description 50
- 238000001816 cooling Methods 0.000 claims abstract description 46
- 239000007921 spray Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 abstract description 12
- 239000000110 cooling liquid Substances 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 10
- 238000004891 communication Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 230000009466 transformation Effects 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
Abstract
The utility model discloses a quenching device for hub bearing outer ring forgings, which relates to the technical field of quenching equipment and comprises a quenching box, wherein a cooling pond is arranged at the bottom of the quenching box, a spray assembly is arranged in communication with the cooling pond, a first electric push rod is fixed on the top wall of the quenching box, a lifting plate is arranged at the output end of the first electric push rod, wherein a driving motor is fixed on one side of the lifting plate, a push plate and a movable ring are pushed by a second electric push rod to move, the distance between the movable ring and the fixed ring is reduced, an inner supporting plate is pushed by the inclined plate to clamp and support hub bearing forgings from the inner wall, the quenching effect is not affected, the bottoms of the hub bearing forgings are soaked in the cooling pond for quenching and are continuously rotated in the cooling pond during the cooling process, the rest parts of the hub bearing forgings can be cooled by cooling liquid sprayed by a spray header in the rotation process, the cooling efficiency of the spray ring forgings can be accelerated, the hub bearing forgings and the cooling liquid are accelerated to be more uniformly, the cooling rate is accelerated, and the water resource is fully utilized in a circulating mode.
Description
Technical Field
The utility model relates to the technical field of quenching equipment, in particular to a quenching device for a hub bearing outer ring forging piece.
Background
The quenching of steel is a heat treatment process of heating the steel to a temperature above a critical temperature Ac3 (hypoeutectoid steel) or Ac1 (hypereutectoid steel), preserving heat for a period of time to fully or partially austenitize the steel, and then rapidly cooling the steel to below Ms (or isothermal near Ms) at a cooling speed greater than a critical cooling speed to perform martensite (or bainite) transformation, and is also commonly called quenching by solid solution treatment of materials such as aluminum alloy, copper alloy, titanium alloy, toughened glass and the like or heat treatment process with a rapid cooling process, wherein the quenching can 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;
the traditional hub bearing outer ring forging quenching mode is a soaking quenching mode, during quenching, a vapor film can be generated when the high-temperature hub bearing outer ring forging directly contacts with cooling liquid, and the vapor film can obstruct the heat exchange process, so that the cooling efficiency of the hub bearing outer ring forging is low.
Disclosure of Invention
The utility model provides a hub bearing outer ring forging quenching device, which solves the technical problems that the conventional hub bearing outer ring forging quenching mode is a soaking quenching mode, a vapor film is generated when the high-temperature hub bearing outer ring forging is directly contacted with cooling liquid during quenching, the vapor film can obstruct the heat exchange process, so that the cooling efficiency of the hub bearing outer ring forging is low, in addition, the instantaneous distortion of the whole high-temperature hub bearing outer ring forging put into the cooling liquid is large, the internal stress is generated in the workpiece due to rapid cooling, and the hub bearing outer ring forging is distorted and deformed even cracked when the internal stress is large to a certain extent.
In order to solve the technical problems, the quenching device for the hub bearing outer ring forging comprises a quenching box, wherein a cooling pool is arranged at the bottom of the quenching box, a spraying assembly is arranged in communication with the cooling pool, a first electric push rod is fixed on the top wall of the quenching box, a lifting plate is arranged at the output end of the first electric push rod, a driving motor is fixed on one side of the lifting plate, a rotating shaft is fixed at the output end of the driving motor, and an internal stay assembly is connected between the rotating shaft and the lifting plate.
Preferably, the spray assembly comprises a water pump fixed on one side of the quenching tank, the input end of the water pump extends to the bottom of the cooling tank, a shunt pipe is fixed in the water pump, the output end of the water pump penetrates through the top of the quenching tank, and a plurality of spray heads are fixed at the bottom of the shunt pipe.
Preferably, the inner support assembly comprises a fixed ring fixed at one end of the rotating shaft and a second electric push rod fixed at one side of the lifting plate, a push plate is fixed at the output end of the second electric push rod, a movable ring is fixedly embedded at the bottom of the push plate, a plurality of inner support plates are arranged between the fixed ring and the movable ring, a plurality of first inclined plates are hinged between the movable ring and the inner support plates, and a plurality of second inclined rods are hinged between the fixed ring and the inner support plates.
Preferably, the movable ring is slidably sleeved on the outer side of the rotating shaft, and the adjacent first inclined plates and second inclined rods are distributed in a splayed shape.
Preferably, a plurality of limit baffles are fixed on the outer wall of the inner supporting plate at equal intervals.
Preferably, a drain pipe is fixedly embedded at one side of the bottom of the cooling tank, and a valve is arranged on the drain pipe.
Compared with the related art, the quenching device for the hub bearing outer ring forging has the following beneficial effects:
according to the quenching device for the hub bearing outer ring forging, the second electric push rod pushes the push plate and the movable ring to move, the distance between the movable ring and the fixed ring is reduced, the inclined plate pushes the inner supporting plate to clamp and support the hub bearing forging from the inner wall, the quenching effect cannot be affected, the bottom of the hub bearing forging is soaked in the cooling pool to be quenched and continuously rotated during cooling, the rest of the hub bearing forging can be cooled by cooling liquid sprayed by the spray header in the rotating process, the cooling efficiency of the ring forging can be improved, the hub bearing forging and the cooling liquid are promoted to be faster and more uniform, the cooling rate is accelerated, the water resource is fully utilized in a circulating spraying mode, and the quality of the annular forging is improved due to uniform and small deformation of circulating cooling and spray quenching.
Drawings
FIG. 1 is a side cross-sectional view of a hub bearing outer race forging quench apparatus of the present utility model;
FIG. 2 is an elevation view of a hub bearing outer race forging quench apparatus of the present utility model;
FIG. 3 is an enlarged view of the structure of the quenching device for the hub bearing outer ring forging at A in FIG. 1.
Reference numerals in the drawings: 1. a quenching tank; 2. a cooling pool; 21. a drain pipe; 22. a valve; 3. a spray assembly; 31. a water pump; 32. a shunt; 33. a spray header; 4. a first electric push rod; 5. a lifting plate; 51. a driving motor; 52. a rotation shaft; 6. an inner support assembly; 61. a fixing ring; 62. a second electric push rod; 63. a push plate; 64. a movable ring; 65. an inner support plate; 66. a first swash plate; 67. a second diagonal bar; 68. and a limit baffle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.
Examples: 1-3, the quenching device for the hub bearing outer ring forging comprises a quenching box 1, wherein a cooling tank 2 is arranged at the bottom of the quenching box 1, a drain pipe 21 is fixedly embedded at one side of the bottom of the cooling tank 2, and a valve 22 is arranged on the drain pipe 21;
specifically, before cooling, the cooling liquid may be directly added into the cooling tank 2, and after cooling, the drain pipe 21 may be opened to drain the cooling liquid in the cooling tank 2 so as to cool the next work.
Further, the cooling tank 2 is provided with a spray assembly 3 in a communicating manner, the spray assembly 3 comprises a water pump 31 fixed on one side of the quenching tank 1, the input end of the water pump 31 extends to the bottom of the cooling tank 2, a shunt pipe 32 is fixed in the cooling tank 1 from the output end of the water pump 31 penetrating to the top of the quenching tank 1, and a plurality of spray heads 33 are fixed at the bottom of the shunt pipe 32;
specifically, the water pump 31 extracts the coolant liquid of cooling pond 2 bottom, and the coolant liquid sprays downwards from shower head 33, can spray the cooling to hub bearing forging, can accelerate the cooling efficiency to the ring forging for cooling rate improves the quality of annular forging.
Further, a first electric push rod 4 is fixed on the top wall of the quenching tank 1, a lifting plate 5 is installed at the output end of the first electric push rod 4, a driving motor 51 is fixed on one side of the lifting plate 5, and a rotating shaft 52 is fixed at the output end of the driving motor 51;
specifically, the first electric push rod 4 is used for controlling the lifting of the hub bearing outer ring forging piece, so that the hub bearing outer ring forging piece can be conveniently taken and placed, and the driving motor 51 is used for driving the rotating shaft 52 to rotate, so that the bottom of the hub bearing forging piece is immersed into the cooling pool 2 to be quenched and continuously rotated.
Further, an inner support assembly 6 is connected between the rotating shaft 52 and the lifting plate 5, the inner support assembly 6 comprises a fixed ring 61 fixed at one end of the rotating shaft 52 and a second electric push rod 62 fixed at one side of the lifting plate 5, a push plate 63 is fixed at the output end of the second electric push rod 62, a movable ring 64 is fixedly embedded at the bottom of the push plate 63, a plurality of inner support plates 65 are arranged between the fixed ring 61 and the movable ring 64, a plurality of first inclined plates 66 are hinged between the movable ring 64 and the inner support plates 65, and a plurality of second inclined rods 67 are hinged between the fixed ring 61 and the inner support plates 65;
specifically, the distance between the movable ring 64 and the fixed ring 61 becomes smaller, so that the inclination angles of the first inclined plate 66 and the second inclined rod 67 become larger, and the inner support plate 65 can clamp and support the hub bearing forging from the inner wall, so that the hub bearing forging can be fixed conveniently so as to be rotatable along with the rotary shaft 52.
Further, the movable ring 64 is slidably sleeved on the outer side of the rotary shaft 52, and adjacent first inclined plates 66 and second inclined rods 67 are distributed in a splayed shape;
specifically, the distance between the movable ring 64 and the fixed ring 61 is longer, so that the inclination angles of the first inclined plate 66 and the second inclined rod 67 are smaller, and the inner supporting plate 65 releases the hub bearing forging, thereby facilitating disassembly.
Further, a plurality of limit baffles 68 are fixed on the outer wall of the inner supporting plate 65 at equal intervals;
specifically, the distance between adjacent limit stops 68 is consistent with the width of the hub bearing outer race forging. The hub bearing outer ring forging piece can not shift left and right, a plurality of hub bearing outer ring forging pieces can be placed at the same time, and quenching efficiency is improved.
Working principle: when the device is used, the hub bearing forging is clamped and hung on the upper side of the inner supporting plate 65, the limiting baffle 68 plays a role in limiting division, the second electric push rod 62 pushes the push plate 63 and the movable ring 64 to move, the distance between the movable ring 64 and the fixed ring 61 is reduced, the inclination angle of the first inclined plate 66 and the second inclined rod 67 is changed, the inner supporting plate 65 can clamp and support the hub bearing forging from the inner wall, the driving motor 51 is started to drive the rotating shaft 52 to rotate, the fixed ring 61, the inner supporting plate 65 and the hub bearing forging synchronously rotate at a high speed, then the first electric push rod 4 drives the lifting plate 5 and the hub bearing forging to descend, the bottom of the hub bearing forging is immersed in the cooling pool 2 to be quenched and continuously rotated, meanwhile, the water pump 31 pumps cooling liquid at the bottom of the cooling pool 2, the cooling liquid sprays downwards from the spray head 33 to cool the hub bearing forging, the cooling efficiency of the ring forging can be accelerated, the cooling rate of the ring forging can be accelerated, and the quality of the annular forging can be 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.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a wheel hub bearing outer race forging guenching unit, includes quenching case (1), its characterized in that, the bottom of quenching case (1) is provided with cooling tank (2), cooling tank (2) intercommunication is provided with spray assembly (3), quenching case (1) roof is fixed with first electric putter (4), lifter plate (5) are installed to the output of first electric putter (4), wherein, lifter plate (5) one side is fixed with driving motor (51), the output of driving motor (51) is fixed with rotation axis (52), just be connected with between rotation axis (52) and lifter plate (5) and prop subassembly (6).
2. The hub bearing outer race forging quenching apparatus as recited in claim 1, wherein: the spray assembly (3) comprises a water pump (31) fixed on one side of the quenching tank (1), the input end of the water pump (31) extends to the bottom of the cooling tank (2), a shunt tube (32) is fixed in the top of the quenching tank (1) through the output end of the water pump (31), and a plurality of spray heads (33) are fixed at the bottom of the shunt tube (32).
3. The hub bearing outer race forging quenching apparatus as recited in claim 1, wherein: the inner support assembly (6) comprises a fixed ring (61) fixed at one end of the rotating shaft (52) and a second electric push rod (62) fixed at one side of the lifting plate (5), a push plate (63) is fixed at the output end of the second electric push rod (62), a movable ring (64) is fixedly embedded at the bottom of the push plate (63), a plurality of inner support plates (65) are arranged between the fixed ring (61) and the movable ring (64), a plurality of first inclined plates (66) are hinged between the movable ring (64) and the inner support plates (65), and a plurality of second inclined rods (67) are hinged between the fixed ring (61) and the inner support plates (65).
4. A hub bearing outer race forging quenching apparatus as set forth in claim 3 wherein: the movable ring (64) is slidably sleeved on the outer side of the rotary shaft (52), and the adjacent first inclined plates (66) and second inclined rods (67) are distributed in an eight shape.
5. A hub bearing outer race forging quenching apparatus as set forth in claim 3 wherein: and a plurality of limit baffles (68) are fixed on the outer wall of the inner supporting plate (65) at equal intervals.
6. The hub bearing outer race forging quenching apparatus as recited in claim 1, wherein: a drain pipe (21) is fixedly embedded at one side of the bottom of the cooling tank (2), and a valve (22) is arranged on the drain pipe (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321731024.5U CN220413482U (en) | 2023-07-03 | 2023-07-03 | Quenching device for hub bearing outer ring forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321731024.5U CN220413482U (en) | 2023-07-03 | 2023-07-03 | Quenching device for hub bearing outer ring forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220413482U true CN220413482U (en) | 2024-01-30 |
Family
ID=89654621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321731024.5U Active CN220413482U (en) | 2023-07-03 | 2023-07-03 | Quenching device for hub bearing outer ring forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220413482U (en) |
-
2023
- 2023-07-03 CN CN202321731024.5U patent/CN220413482U/en active Active
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