CN110317943A - A kind of two-sided quenching cooler of train wheel - Google Patents
A kind of two-sided quenching cooler of train wheel Download PDFInfo
- Publication number
- CN110317943A CN110317943A CN201910737833.9A CN201910737833A CN110317943A CN 110317943 A CN110317943 A CN 110317943A CN 201910737833 A CN201910737833 A CN 201910737833A CN 110317943 A CN110317943 A CN 110317943A
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- Prior art keywords
- wheel
- nozzle
- water
- ring
- hose
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- 238000010791 quenching Methods 0.000 title claims abstract description 42
- 230000000171 quenching effect Effects 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000007921 spray Substances 0.000 claims abstract description 31
- 241001289840 Trochus Species 0.000 claims abstract description 14
- 239000000498 cooling water Substances 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000009826 distribution Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 6
- 238000005507 spraying Methods 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/34—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tyres; for rims
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a kind of two-sided quenching coolers of train wheel, including wheel rotation drive device, middle ring water injector, lower ring spray water installations and top trochus, wheel rotation drive device holds up the wheel placed, wheel rotation drive device is made of carrying roller and decelerating through motor box assembly, installs carrying roller on the output shaft of decelerating through motor box assembly；Middle ring water injector is made of middle ring water pipe, middle hose and middle nozzle, and middle ring water pipe is connected with the middle nozzle towards wheel tread spray cooling water by middle hose；Lower ring spray water installations are made of lower ring water pipe, bottom hose and lower nozzle, and lower ring water pipe is connected with the lower nozzle towards rim face spray cooling water outside wheel by bottom hose.The present invention carries out water-spraying control to the tyre tread of rim for automobile wheel, outer rim face using this device simultaneously, i.e., by a kind of increase wheel rim film-cooled heat, the method for raising wheel rim cooling velocity, can improve wheel strong hardness and wearability in the case where not reducing plasticity, toughness.
Description
Technical field
The present invention relates to rail car wheel technical field of heat treatment, in particular to a kind of cooling dress of the two-sided quenching of train wheel
It sets.
Background technique
It is higher and higher to wheel mass requirement with the high speed of rolling stock, heavy loading, and being heat-treated is wheel manufacture
In very crucial quality control procedures together, wheel tissue, performance and internal stress distribution after heat treatment, directly decision
Operation military service situation of the wheel on railway.
Common wheel quenching mode is that tyre tread quenches (i.e. single side quenching) both at home and abroad at present, i.e., sprays to wheel rim tyre tread
Water quenching is cooling, to improve the comprehensive mechanical performance at rim for automobile wheel position.With world's shipping heavy loading development trend, Chinese,
The National Cargos axis such as Australia, North America, Brazil is continuously increased again, and wheel is easy to happen removing during military service, wears away too fast, rolling
The operational defect such as heap are rolled on side, therefore client is higher and higher to wheel strong hardness, plasticity and toughness, the requirement of wheel tread metallographic structure,
And the conventional wheel single side quenching type of cooling has been unable to satisfy this high performance requirements.
Summary of the invention
The purpose of the present invention is to provide a kind of two-sided quenching coolers of train wheel, in wheel quenching process, utilize
This device carries out water-spraying control simultaneously to the tyre tread of rim for automobile wheel, outer rim face, that is, passes through a kind of increase wheel rim film-cooled heat, raising
The method of wheel rim cooling velocity can improve wheel strong hardness and wearability in the case where not reducing plasticity, toughness, to solve
The problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme: a kind of two-sided quenching cooler of train wheel, including
Wheel rotation drive device, middle ring water injector, lower ring spray water installations and top trochus, the wheel rotation drive device are held up
Middle ring water injector is distributed in the wheel of placement, the periphery of the wheel, and lower ring spray water installations are distributed in the bottom of wheel, described
The center lower section of wheel is provided with top trochus；The wheel rotation drive device is made of carrying roller and decelerating through motor box assembly, institute
It states and carrying roller is installed on the output shaft of decelerating through motor box assembly；The middle ring water injector is by middle ring water pipe, middle hose and middle nozzle
Composition, the middle ring water pipe are connected with the middle nozzle towards wheel tread spray cooling water by middle hose；The lower ring spray water
Device is made of lower ring water pipe, bottom hose and lower nozzle, and the lower ring water pipe is connected with by bottom hose towards rim face outside wheel
The lower nozzle of spray cooling water.
Further, the lower nozzle is made of nozzle body, outer retaining ring and water fender, the periphery one of the nozzle body
Body formula is socketed outer retaining ring, and integral type connects water fender on the outer retaining ring.
Further, the bottom end of the nozzle body offers the external screw thread for being screwed in bottom hose.
Further, the jet hole of semicircular structure is provided at the top of the nozzle body.
Further, the wheel rotation drive device is arranged to three, is in array distribution in the bottom of wheel.
Further, for the middle nozzle in the tyre tread periphery of wheel around distribution, middle nozzle uses a kind of flow for 45L/
The low pressure and mass flow nozzle of min.
Further, the lower nozzle wheel the rounded distribution in outer rim face bottom, lower nozzle use a kind of flow for
The small flow fan nozzle of 4.9L/min.
Further, the top trochus by hydraulic cylinder and is mounted on the plectane of hydraulic cylinder piston rod and forms.
Compared with prior art, the beneficial effects of the present invention are:
1, the two-sided quenching cooler of train wheel proposed by the present invention, using this novel two-sided quenching unit to tyre tread, outer
Rim face carries out water-spraying control, increases wheel rim and is cooled area, to improve rim for automobile wheel cooling capacity；It is effectively improved rim for automobile wheel section
Hardness gradient, surface hardness can effectively reduce wheel hardness scattered error.
2, the two-sided quenching cooler of train wheel proposed by the present invention, novel lower nozzle design, can effectively prevent lower nozzle
The splash for quenching water, prevents wheel web water cooling, influences the tissue and performance of disc.
3, the two-sided quenching cooler of train wheel proposed by the present invention, two-sided quenching cooler can be effectively improved worker
Work on the spot environment；Cooling device is easy for installation, easy debugging, and easily realizes the two-sided quenching normalizing operation in scene, can mention significantly
High wheel heat processing production efficiency.
Detailed description of the invention
Fig. 1 is the two-sided quenching cooler structure of the main view of wheel of the present invention；
Fig. 2 is the two-sided quenching cooler structure schematic top plan view of wheel of the present invention；
Fig. 3 is the contrast schematic diagram of conventional wheel tread quenching and the two-sided quenching of the present invention；
Fig. 4 is lower nozzle arrangements schematic diagram of the invention.
In figure: 1, wheel rotation drive device；11, carrying roller；12, decelerating through motor box assembly；2, middle ring water injector；21,
Middle ring water pipe；22, middle hose；23, middle nozzle；3, lower ring spray water installations；31, lower ring water pipe；32, bottom hose；33, lower nozzle；
331, nozzle body；3311, external screw thread；3312, jet hole；332, outer retaining ring；333, water fender；4, trochus is pushed up；5, wheel；6,
Cooling water.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Refering to fig. 1-2, the two-sided quenching cooler of a kind of train wheel, including wheel rotation drive device 1, middle ring water spray dress
It sets 2, lower ring spray water installations 3 and top trochus 4, wheel rotation drive device 1 holds up the wheel 5 placed, for carrying out wheel 5
Middle ring water injector 2 is distributed in rotation, the periphery of wheel 5, and middle ring water injector 2 is cold for spray water to the tyre tread of wheel 5
But, lower ring spray water installations 3 are distributed in the bottom of wheel 5, and lower ring spray water installations 3 are cold for spray water to the outer rim face of wheel 5
But, the center lower section of wheel 5 is provided with top trochus 4, after the cooled processing of a wheel 5, is pushed up wheel 5 by top trochus 4
Out, top trochus 4 by hydraulic cylinder and is mounted on the plectane of hydraulic cylinder piston rod and forms.
Wheel rotation drive device 1 is made of carrying roller 11 and decelerating through motor box assembly 12, decelerating through motor box assembly 12 it is defeated
Carrying roller 11 is installed, wheel rotation drive device 1 is arranged to three, is in array distribution, 11 support of carrying roller in the bottom of wheel 5 on shaft
Play wheel 5, carrying roller 11 is driven by decelerating through motor box assembly 12 to making wheel 5 be rotated, it is ensured that the tyre tread of wheel 5 and
Each position in outer rim face can be cooled sufficiently.
Middle ring water injector 2 is made of middle ring water pipe 21, middle hose 22 and middle nozzle 23, and middle ring water pipe 21 passes through middle hose
22 are connected with the middle nozzle 23 towards 5 tyre tread spray cooling water 6 of wheel, and middle ring water pipe 21 is defeated to middle nozzle 23 by middle hose 22
Cooling water 6 is sent, middle nozzle 23 is in the tyre tread periphery of wheel 5 around distribution, it is ensured that each position of the tyre tread of wheel 5 can
It is cooled sufficiently.
Lower ring spray water installations 3 are made of lower ring water pipe 31, bottom hose 32 and lower nozzle 33, and lower ring water pipe 31 passes through bottom hose
32 are connected with the lower nozzle 33 towards the outer rim face spray cooling water 6 of wheel 5, and lower ring water pipe 31 passes through the downward nozzle 33 of bottom hose 32
Convey cooling water 6, outer rim face bottom rounded distribution of the lower nozzle 33 in wheel 5, it is ensured that the outer each portion in rim face of wheel 5
Position can be cooled sufficiently.
Lower nozzle 33 is made of nozzle body 331, outer retaining ring 332 and water fender 333, the periphery one of nozzle body 331
Formula is socketed outer retaining ring 332, and integral type connects water fender 333 on outer retaining ring 332, and the effect of water fender 333 is to prevent nozzle body
331 cooling waters sprayed do not splash to disc, avoid influencing disc tissue and performance, when cooling water 6 injection direction face wheel 5
Outer rim face.The bottom end of nozzle body 331 offers the external screw thread 3311 for being screwed in bottom hose 32, so that nozzle body
331 can be detachable.The top of nozzle body 331 is provided with the jet hole 3312 of semicircular structure, and nozzle body 331 passes through spray
What mouthpiece 3312 was capable of high speed ejects cooling water 6, and the structure design of lower nozzle 33 can effectively prevent lower nozzle 33 to quench water
Splash prevents wheel web water cooling, influences the tissue and performance of disc.
Fig. 3 describes the two ways of conventional wheel tread quenching and two-sided quenching of the present invention, it can be seen that simultaneously
Water-spraying control is carried out to the tyre tread of wheel rim, outer rim face, rim for automobile wheel film-cooled heat can be dramatically increased, improve wheel rim cooling capacity,
Accelerate entire rim region metal in two-phase section temperature drop rate, increases austenite toward perlitic transformation degree of supercooling, improve pearlite
Nucleation rate refines pearlite piece interlamellar spacing, further promotes the strong hardness of entire rim region.
Wherein, middle nozzle 23 uses a kind of flow for the low pressure and mass flow nozzle of 45L/min, around 5 tyre tread circumference of wheel
12~16 uniformly distributed, hydraulic pressure is set as 0.01~0.50MPa, and middle nozzle 23 connects middle ring water pipe 21 by middle hose 22, to vehicle
It takes turns 5 tyre treads and carries out quenching cooling, each nozzle sprays the water surface can entire 5 tyre tread of wheel of uniform fold along circumferential direction；Lower nozzle
33 use a kind of flow, and for the small flow fan nozzle (such as Fig. 4) of 4.9L/min, pressure is set as 0.10~0.70MPa, lower spray
Mouth 33 connects lower ring water pipe 31, each 4~6 uniformly distributed on the circumferencial direction of quenching bench lower part, each nozzle by bottom hose 32
Spray the fan-shaped water surface can the radially entire wheel 5 of uniform fold outer rim face.
The working principle of the invention is: wheel 5 is placed it in using manipulator and is quenched after Quench heating stove heating is come out of the stove
The top trochus 4 of fiery platform, top trochus 4 sink, wheel 5 are placed on 3 carrying rollers 11, and carrying roller 11 carries out counterclockwise along its center line
Rotation, to guarantee that wheel 5 rotates, 5 rotation speed of wheel can be adjusted by adjusting the revolving speed of carrying roller 11.Nozzle in utilization
23, lower nozzle 33 respectively to the tyre tread of wheel 5, outer rim face carry out jet hardening, middle nozzle 23, lower nozzle 33 position can basis
5 diameter of wheel wheel is adjusted, to guarantee the quenching cooling effect of wheel 5.Outer rim face water spray end time and tyre tread
The quenching end time is identical or completes before, can specifically be carried out according to the quenching cooling effect and wheel performance test results of wheel rim
It adjusts.
In summary: the two-sided quenching cooler of train wheel of the invention, lower nozzle 33, middle nozzle 23 are configured to point
Not Dui Zhun the outer rim face of rim for automobile wheel, tyre tread position structure, in quenching process, wheel 5 carries out clockwise on a spinstand
Rotation, lower nozzle 33, middle nozzle 23 can independent control to rim for automobile wheel position progress water-spraying control, hydraulic pressure, water can lead to
Control is adjusted in the system of overregulating.Water-spraying control is carried out to the tyre tread of wheel 5, outer rim face simultaneously, to increase wheel rim cooling surface
Product improves wheel rim cooling capacity, and to meet wheel different performance requirement, the device is easy, cheap, adjusts during producing and using
It is convenient, fast.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of two-sided quenching cooler of train wheel, which is characterized in that spray water including wheel rotation drive device (1), middle ring
Device (2), lower ring spray water installations (3) and top trochus (4), the wheel rotation drive device (1) hold up the wheel placed
(5), the periphery of the wheel (5) is distributed with middle ring water injector (2), and lower ring spray water installations are distributed in the bottom of wheel (5)
(3), the center lower section of the wheel (5) is provided with top trochus (4)；The wheel rotation drive device (1) by carrying roller (11) and
Decelerating through motor box assembly (12) forms, and installs carrying roller (11) on the output shaft of the decelerating through motor box assembly (12)；The middle ring
Water injector (2) is made of middle ring water pipe (21), middle hose (22) and middle nozzle (23), the middle ring water pipe (21) pass through in it is soft
Pipe (22) is connected with the middle nozzle (23) towards wheel (5) tyre tread spray cooling water (6)；The lower ring spray water installations (3) are under
Ring water pipe (31), bottom hose (32) and lower nozzle (33) composition, the lower ring water pipe (31) are connected oriented by bottom hose (32)
The lower nozzle (33) of the outer rim face spray cooling water (6) of wheel (5).
2. the two-sided quenching cooler of a kind of train wheel according to claim 1, which is characterized in that the lower nozzle (33)
It is made of nozzle body (331), outer retaining ring (332) and water fender (333), the peripheral integral type set of the nozzle body (331)
It connects outer retaining ring (332), integral type connection water fender (333) on the outer retaining ring (332).
3. the two-sided quenching cooler of a kind of train wheel according to claim 2, which is characterized in that the nozzle body
(331) bottom end offers the external screw thread (3311) for being screwed in bottom hose (32).
4. the two-sided quenching cooler of a kind of train wheel according to claim 2 or 3, which is characterized in that the nozzle master
The jet hole (3312) of semicircular structure is provided at the top of body (331).
5. the two-sided quenching cooler of a kind of train wheel according to claim 1, which is characterized in that the wheel rotation is driven
Dynamic device (1) is arranged to three, is in array distribution in the bottom of wheel (5).
6. the two-sided quenching cooler of a kind of train wheel according to claim 1, which is characterized in that the middle nozzle (23)
In the tyre tread periphery of wheel (5) around distribution, middle nozzle (23) uses a kind of flow for the low pressure and mass flow nozzle of 45L/min.
7. the two-sided quenching cooler of a kind of train wheel according to claim 1, which is characterized in that the lower nozzle (33)
In the rounded distribution in outer rim face bottom of wheel (5), lower nozzle (33) uses a kind of flow for the small flow fan of 4.9L/min
Nozzle.
8. the two-sided quenching cooler of a kind of train wheel according to claim 1, which is characterized in that the top trochus (4)
It is made of hydraulic cylinder and the plectane for being mounted on hydraulic cylinder piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910737833.9A CN110317943A (en) | 2019-08-12 | 2019-08-12 | A kind of two-sided quenching cooler of train wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910737833.9A CN110317943A (en) | 2019-08-12 | 2019-08-12 | A kind of two-sided quenching cooler of train wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110317943A true CN110317943A (en) | 2019-10-11 |
Family
ID=68125879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910737833.9A Pending CN110317943A (en) | 2019-08-12 | 2019-08-12 | A kind of two-sided quenching cooler of train wheel |
Country Status (1)
| Country | Link |
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| CN (1) | CN110317943A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110819779A (en) * | 2019-12-16 | 2020-02-21 | 安徽马钢表面技术股份有限公司 | Water spraying device for cooling outer rim surface of wheel |
| CN111235368A (en) * | 2020-03-27 | 2020-06-05 | 中国科学院理化技术研究所 | Cryogenic treatment device and method for train wheels |
| CN111575461A (en) * | 2020-06-03 | 2020-08-25 | 宝武集团马钢轨交材料科技有限公司 | Wheel quenching table and processing method thereof |
| CN112063811A (en) * | 2020-09-16 | 2020-12-11 | 宝武集团马钢轨交材料科技有限公司 | Adjustable quenching control device and quenching mode thereof |
| CN113046540A (en) * | 2021-03-11 | 2021-06-29 | 宝武集团马钢轨交材料科技有限公司 | Heat treatment process for wheel |
| CN113061695A (en) * | 2021-03-23 | 2021-07-02 | 北京机电研究所有限公司 | Steel wheel heat treatment system and method |
| CN114525386A (en) * | 2022-02-18 | 2022-05-24 | 滨州学院 | Adjustable spray quenching device and method for heat treatment of passenger car hub |
| CN115029536A (en) * | 2022-05-09 | 2022-09-09 | 北京机电研究所有限公司 | Positioning and supporting mechanism in rail wheel quenching and cooling process |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110819779A (en) * | 2019-12-16 | 2020-02-21 | 安徽马钢表面技术股份有限公司 | Water spraying device for cooling outer rim surface of wheel |
| CN110819779B (en) * | 2019-12-16 | 2020-09-29 | 安徽马钢表面技术股份有限公司 | Water spraying device for cooling outer rim surface of wheel |
| CN111235368A (en) * | 2020-03-27 | 2020-06-05 | 中国科学院理化技术研究所 | Cryogenic treatment device and method for train wheels |
| CN111575461A (en) * | 2020-06-03 | 2020-08-25 | 宝武集团马钢轨交材料科技有限公司 | Wheel quenching table and processing method thereof |
| CN112063811A (en) * | 2020-09-16 | 2020-12-11 | 宝武集团马钢轨交材料科技有限公司 | Adjustable quenching control device and quenching mode thereof |
| CN112063811B (en) * | 2020-09-16 | 2022-05-17 | 宝武集团马钢轨交材料科技有限公司 | Adjustable quenching control device and quenching mode thereof |
| CN113046540A (en) * | 2021-03-11 | 2021-06-29 | 宝武集团马钢轨交材料科技有限公司 | Heat treatment process for wheel |
| CN113061695A (en) * | 2021-03-23 | 2021-07-02 | 北京机电研究所有限公司 | Steel wheel heat treatment system and method |
| CN114525386A (en) * | 2022-02-18 | 2022-05-24 | 滨州学院 | Adjustable spray quenching device and method for heat treatment of passenger car hub |
| CN114525386B (en) * | 2022-02-18 | 2024-05-24 | 滨州学院 | Adjustable spray quenching device and method for heat treatment of hubs of passenger cars |
| CN115029536A (en) * | 2022-05-09 | 2022-09-09 | 北京机电研究所有限公司 | Positioning and supporting mechanism in rail wheel quenching and cooling process |
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