CN116121500A - Quenching device and quenching method for petroleum machinery accessory production - Google Patents
Quenching device and quenching method for petroleum machinery accessory production Download PDFInfo
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- CN116121500A CN116121500A CN202211689836.8A CN202211689836A CN116121500A CN 116121500 A CN116121500 A CN 116121500A CN 202211689836 A CN202211689836 A CN 202211689836A CN 116121500 A CN116121500 A CN 116121500A
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- quenching
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- protective cover
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- 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
- C21D1/63—Quenching devices for bath quenching
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- 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
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
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- 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 relates to the technical field of quenching, in particular to a quenching device for petroleum machinery accessory production and a quenching method thereof, wherein the upper end of a protective cover is provided with a plurality of groups of exhaust ports distributed in a circumferential array, the upper end of the exhaust ports is provided with an exhaust pump, the protective cover is arranged at the upper end of a quenching cooling tank, the lower end of the protective cover is provided with a float ring driven by a telescopic rod, the float ring is level with the liquid level at the upper end of the quenching cooling tank, and the float ring is internally provided with a water pump for pumping water to the outer side of the float ring, and the quenching device has the beneficial effects that: through increasing the device that has to bleed and draw water in current guenching unit to reach the purpose of quick exhaust vapor, avoid vapor to gather the liquefaction at work piece surface, utilize pumping unit simultaneously, form quick convection current, destroy the heat isolation environment, form quick cooling quenching treatment, and then improve the quality of quenching greatly.
Description
Technical Field
The invention relates to the technical field of quenching, in particular to a quenching device and a quenching method for petroleum machinery accessory production.
Background
In the production and pouring process of petroleum machinery equipment, the formed workpiece is required to be subjected to quenching treatment, so that the performance of the workpiece is improved.
The quenching is to make the work piece completely austenitized by heating and then to achieve the purpose of quenching by rapid cooling.
However, in the actual quenching process, the cooling water is gasified rapidly due to extremely high temperature difference in the quenching process to form water vapor, and high-temperature water flow is formed around the cooling water wrapping the workpiece to form a heat insulation environment, so that the further rapid cooling of the workpiece is affected, and the quenching effect is prolonged.
Disclosure of Invention
The invention aims to provide a quenching device and a quenching method for petroleum machinery accessory production, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a quenching apparatus for petroleum machinery fitting production, the quenching apparatus comprising:
the upper end of the protection cover is provided with a plurality of groups of exhaust ports distributed in a circumferential array, the upper end of the exhaust port is provided with an exhaust pump, the protection cover is arranged at the upper end of the quenching cooling tank, the lower end of the protection cover is provided with a float ring driven by a telescopic rod, the float ring is flush with the liquid level at the upper end of the quenching cooling tank, and a water pump for pumping water to the outer side of the float ring is arranged in the float ring;
the clamping assembly comprises a connecting rod and a hook, the connecting rod is fixedly inserted in the middle of the protective cover, one end of the connecting rod is connected with the lifting device, the other end of the connecting rod extends into the inner cavity of the protective cover, and the end part of the connecting rod is provided with the hook for hanging the quenching machining workpiece.
Preferably, a stepped groove is formed in the middle of the upper end of the protective cover, and the connecting rod is inserted into the stepped groove.
Preferably, the end part of the connecting rod is rotationally connected with the hook, a first hanging ring and a second hanging ring are respectively arranged on the free end part of the hook and the side wall of the connecting rod, the first hanging ring and the second hanging ring are connected through a basket bolt, and the basket bolt is sealed at the upper end of the opening of the hook.
Preferably, a water suction pipe extending to the lower end of the liquid level of the quenching tank is arranged on the inner side of the float ring, the water suction pipe is connected with the input end of the water suction pump, the output end of the water suction pump is externally connected with a water discharge pipe, the water discharge pipe extends to the outer side of the protective cover, and the water discharge pipe is positioned at the upper end of the liquid level of the quenching tank.
Preferably, the lower extreme of protection casing is provided with the lift groove of ring cross-section, and the outer fringe in lift groove is through four sets of installation pole fixed connection of circumference array distribution.
Preferably, the telescopic rod is fixed at the upper end of the lifting groove, and the lower end of the buoy ring is provided with a folding screen plate.
Preferably, the upper end of the protective cover is provided with an annular heat dissipation ring, the lower end of the heat dissipation ring is provided with a plurality of groups of communication air pipes communicated with the exhaust ports, and an annular inner cavity is arranged in the inner cavity of the heat dissipation ring.
Preferably, the upper end of protection casing is provided with the buffer tank, through the connecting tube intercommunication between buffer tank and the ring inner chamber, the upper end of buffer tank is provided with the exhaust pump.
Preferably, the folding net plates are arranged into a plurality of groups of net plate structures which are mutually folded, and the adjacent net plates are rotationally connected through bolts.
A quenching method implemented by the quenching device for petroleum machinery accessory production, the quenching method comprising the following steps:
height adjustment, namely adjusting the height of the float ring according to the size of the workpiece of the quenching part, so that the float ring is positioned at the upper end of the liquid level after the quenching part is completely immersed;
lifting quenching, namely hanging and installing the quenching part through a hook, and lifting the protective cover on the quenching cooling tank through a lifting device, so that the quenching part is rapidly cooled;
quenching regulation, a large amount of vapor and heat waves are generated in the rapid cooling of quenching, and the generated vapor and heat waves easily form a heat insulation environment around a workpiece, so that further rapid cooling of the workpiece is affected, the vapor is rapidly discharged through an air pump, rapid convection of water flow inside and outside a protective cover is realized through a water suction pump in a buoy ring, the aim of destroying the heat insulation is achieved, and further rapid cooling of a quenching part is realized.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the device with air suction and water pumping is added in the existing quenching device, so that the aim of rapidly discharging water vapor is fulfilled, the water vapor is prevented from gathering and liquefying on the surface of a workpiece, and meanwhile, the water pumping device is utilized to form rapid convection, destroy the heat insulation environment and form rapid cooling quenching treatment, so that the quenching quality is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
fig. 3 is a side view of a three-dimensional structure of the present invention.
In the figure: 1. a protective cover; 2. a connecting rod; 3. a hook; 4. a stepped groove; 5. a basket bolt; 6. a first hanging ring; 7. a second hanging ring; 8. an exhaust port; 9. a heat dissipation ring; 10. a communicating air pipe; 11. an annular inner cavity; 12. a connecting pipe; 13. a buffer tank; 14. an exhaust pump; 15. a lifting groove; 16. a float ring; 17. a telescopic rod; 18. a drain pipe; 19. a water pumping pipe; 20. folding the screen plate; 21. and (5) mounting a rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 3, the present invention provides a technical solution:
example 1:
a quenching device for petroleum machinery accessory production comprises a protective cover 1 and a clamping assembly.
The upper end of the protection cover 1 is provided with a plurality of groups of exhaust ports 8 distributed in a circumferential array, the upper end of the exhaust ports 8 is provided with an exhaust pump 14, the protection cover 1 is arranged at the upper end of the quenching cooling tank, the lower end of the protection cover 1 is provided with a float ring 16 driven by a telescopic rod 17, the float ring 16 is flush with the liquid level at the upper end of the quenching cooling tank, and a water pump for pumping water to the outer side of the float ring 16 is arranged in the float ring 16.
By arranging the float ring 16 with the water suction pump, high-temperature water in contact with the quenched workpiece is quickly pumped away, so that quick convection inside and outside the protective cover 1 is formed, the underwater heat insulation environment is destroyed, the cooling speed is improved, and gasified water vapor is quickly discharged by utilizing the air discharge pump 14.
The clamping assembly comprises a connecting rod 2 and a hook 3, the connecting rod 2 is fixedly inserted in the middle of the protective cover 1, one end of the connecting rod 2 is connected with the lifting device, the other end of the connecting rod 2 extends into the inner cavity of the protective cover 1, and the end part of the connecting rod 2 is provided with the hook 3 for hanging a quenching machining workpiece.
The hanging and lifting of the quenching workpiece are realized by arranging the hanging hook 3.
Example 2:
on the basis of the embodiment 1, a step groove 4 is arranged in the middle of the upper end of the protective cover 1, and the connecting rod 2 is inserted into the step groove 4.
The installation of the connecting rod 2 is achieved by means of the stepped slot 4.
The end part of the connecting rod 2 is rotationally connected with the hook 3, a first hanging ring 6 and a second hanging ring 7 are respectively arranged on the free end part of the hook 3 and the side wall of the connecting rod 2, the first hanging ring 6 and the second hanging ring 7 are connected through a basket bolt 5, and the basket bolt 5 is sealed at the upper end of the opening of the hook 3.
Through setting up the couple 3 of basket of flowers bolt 5 and rotation installation to the realization is adjusted the opening angle of couple 3, forms closed articulated subassembly, avoids the drop of work piece, improves the security of articulated, hoist and mount.
Example 3:
on the basis of embodiment 2, a water suction pipe 19 extending to the lower end of the liquid level of the quenching tank is arranged on the inner side of the float ring 16, the water suction pipe 19 is connected with the input end of the water suction pump, the output end of the water suction pump is externally connected with a water discharge pipe 18, the water discharge pipe 18 extends to the outer side of the protective cover 1, and the water discharge pipe 18 is positioned at the upper end of the liquid level of the quenching tank.
By arranging the matching of the water drainage pipe 19 and the water suction pipe 19, circulating water suction convection is formed.
Example 4:
on the basis of embodiment 3, the lower extreme of protection casing 1 is provided with the lift groove 15 of ring cross-section, and the outer fringe of lift groove 15 is through four sets of installation pole 21 fixed connection of circumference array distribution, and telescopic link 17 is fixed in the upper end of lift groove 15, and the lower extreme of cursory ring 16 is provided with folding otter board 20, and folding otter board 20 sets up to the multiunit otter board structure of mutual folding, rotates through the bolt between the adjacent otter board and connects.
The height of the floating ring 16 is adjusted by arranging the telescopic rod 17, and the quenching workpiece at high temperature is protected by arranging the folding screen plate 20, so that high-temperature scalding is avoided.
Example 5:
on the basis of embodiment 4, the upper end of protection casing 1 is provided with annular heat dissipation ring 9, and the lower extreme of heat dissipation ring 9 is provided with the multiunit intercommunication trachea 10 of intercommunication gas vent 8, is provided with ring inner chamber 11 in the inner chamber of heat dissipation ring 9, and the upper end of protection casing 1 is provided with buffer tank 13, communicates through connecting pipe 12 between buffer tank 13 and the ring inner chamber 11, and the upper end of buffer tank 13 is provided with exhaust pump 14.
The temperature of the water vapor is reduced by arranging the heat scattering ring 9, and the flow speed of the water vapor is reduced by arranging the buffer tank 13, so that the influence of the water vapor on the construction environment is reduced, and the protection of constructors is improved.
The quenching method realized by the quenching device for petroleum machinery accessory production comprises the following steps:
height adjustment, namely adjusting the height of the float ring 16 according to the size of the workpiece of the quenching part, so that the float ring 16 is positioned at the upper end of the liquid level after the quenching part is completely immersed;
lifting quenching, namely hanging and installing the quenching part through a hook, and lifting the protective cover 1 on the quenching cooling tank through a lifting device, so that the quenching part is rapidly cooled;
quenching regulation, a large amount of water vapor and heat waves are generated in the rapid cooling of quenching, and the generated water vapor and heat waves easily form a heat insulation environment around a workpiece, so that further rapid cooling of the workpiece is affected, the water vapor is rapidly discharged through an air pump, rapid convection of water flow inside and outside the protective cover 1 is realized through a water suction pump in the buoy ring 16, the purpose of destroying the heat insulation is achieved, and further rapid cooling of a quenched part is realized.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A quenching device for petroleum machinery accessory production is characterized in that: the quenching device comprises:
the quenching cooling device comprises a protection cover (1), wherein a plurality of groups of exhaust ports (8) distributed in a circumferential array are arranged at the upper end of the protection cover (1), an exhaust pump (14) is arranged at the upper end of the exhaust ports (8), the protection cover (1) is arranged at the upper end of a quenching cooling tank, a float ring (16) driven by a telescopic rod (17) is arranged at the lower end of the protection cover (1), the float ring (16) is flush with the liquid level at the upper end of the quenching cooling tank, and a water suction pump for pumping water to the outer side of the float ring (16) is arranged in the float ring (16);
the clamping assembly comprises a connecting rod (2) and a hook (3), the connecting rod (2) is fixedly inserted in the middle of the protective cover (1), one end of the connecting rod (2) is connected with the lifting device, the other end of the connecting rod (2) extends into the inner cavity of the protective cover (1), and the end part of the connecting rod (2) is provided with the hook (3) for hanging a quenching machining workpiece.
2. The quenching apparatus for petroleum machinery fitting production according to claim 1, wherein: the middle of the upper end of the protective cover (1) is provided with a stepped groove (4), and the connecting rod (2) is inserted into the stepped groove (4).
3. The quenching apparatus for petroleum machinery fitting production according to claim 2, wherein: the novel hook is characterized in that the end part of the connecting rod (2) is rotationally connected with the hook (3), a first hanging ring (6) and a second hanging ring (7) are respectively arranged on the free end part of the hook (3) and the side wall of the connecting rod (2), the first hanging ring (6) and the second hanging ring (7) are connected through a flower basket bolt (5), and the flower basket bolt (5) is sealed at the upper end of the opening of the hook (3).
4. A quenching apparatus for petroleum machinery fitting production according to claim 3, wherein: the inner side of the buoy ring (16) is provided with a water pumping pipe (19) extending to the lower end of the liquid level of the quenching cooling tank, the water pumping pipe (19) is connected with the input end of a water pumping pump, the output end of the water pumping pump is externally connected with a water discharging pipe (18), the water discharging pipe (18) extends to the outer side of the protective cover (1), and the water discharging pipe (18) is positioned at the upper end of the liquid level of the quenching cooling tank.
5. The quenching apparatus for petroleum machinery fitting production according to claim 1, wherein: the lower extreme of protection casing (1) is provided with lift groove (15) of ring cross-section, and the outer fringe of lift groove (15) is through four sets of installation pole (21) fixed connection of circumference array distribution.
6. The quenching apparatus for petroleum machinery fitting production according to claim 5, wherein: the telescopic rod (17) is fixed at the upper end of the lifting groove (15), and the lower end of the buoy ring (16) is provided with a folding screen plate (20).
7. The quenching apparatus for petroleum machinery fitting production according to claim 1, wherein: the upper end of protection casing (1) is provided with annular heat dissipation ring (9), the lower extreme of heat dissipation ring (9) is provided with multiunit intercommunication trachea (10) of intercommunication gas vent (8), is provided with ring inner chamber (11) in the inner chamber of heat dissipation ring (9).
8. The quenching apparatus for petroleum machinery fitting production according to claim 7, wherein: the upper end of the protective cover (1) is provided with a buffer tank (13), the buffer tank (13) is communicated with the circular ring inner cavity (11) through a connecting pipe (12), and the upper end of the buffer tank (13) is provided with an exhaust pump (14).
9. The quenching apparatus for petroleum machinery fitting production according to claim 6, wherein: the folding net plates (20) are arranged into a plurality of groups of net plate structures which are mutually folded, and adjacent net plates are connected in a rotating mode through bolts.
10. A quenching method achieved by a quenching apparatus for petroleum machinery parts production according to any one of claims 1 to 9, characterized in that: the quenching method comprises the following steps:
height adjustment, namely adjusting the height of the float ring (16) according to the size of the workpiece of the quenching part, so that the float ring (16) is positioned at the upper end of the liquid level after the quenching part is completely immersed;
lifting quenching, namely hanging and installing the quenching part through a hook, and lifting the protective cover (1) on the quenching cooling tank through a lifting device, so that the quenching part is rapidly cooled;
quenching regulation, a large amount of steam and heat waves are generated in the rapid cooling of quenching, and the generated steam and heat waves easily form a thermal insulation environment around a workpiece, so that further rapid cooling of the workpiece is affected, the steam is rapidly discharged through an air pump (14), rapid convection of water flow inside and outside a protective cover (1) is realized through a water suction pump in a buoy ring (16), the aim of destroying thermal insulation is achieved, and further rapid cooling of the quenched workpiece is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211689836.8A CN116121500A (en) | 2022-12-27 | 2022-12-27 | Quenching device and quenching method for petroleum machinery accessory production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211689836.8A CN116121500A (en) | 2022-12-27 | 2022-12-27 | Quenching device and quenching method for petroleum machinery accessory production |
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| Publication Number | Publication Date |
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| CN116121500A true CN116121500A (en) | 2023-05-16 |
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| CN202211689836.8A Pending CN116121500A (en) | 2022-12-27 | 2022-12-27 | Quenching device and quenching method for petroleum machinery accessory production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117431377A (en) * | 2023-10-19 | 2024-01-23 | 上海狄兹精密机械有限公司 | Cooling equipment and method for planetary roller screw after heat treatment |
-
2022
- 2022-12-27 CN CN202211689836.8A patent/CN116121500A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117431377A (en) * | 2023-10-19 | 2024-01-23 | 上海狄兹精密机械有限公司 | Cooling equipment and method for planetary roller screw after heat treatment |
| CN117431377B (en) * | 2023-10-19 | 2024-04-26 | 上海狄兹精密机械有限公司 | Cooling equipment and method for planetary roller screw after heat treatment |
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