CN216427343U - Gravity type pressurized quenching device - Google Patents
Gravity type pressurized quenching device Download PDFInfo
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- CN216427343U CN216427343U CN202123362942.9U CN202123362942U CN216427343U CN 216427343 U CN216427343 U CN 216427343U CN 202123362942 U CN202123362942 U CN 202123362942U CN 216427343 U CN216427343 U CN 216427343U
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Abstract
The utility model discloses a gravity type pressurization guenching unit, including supporting shoe and briquetting, briquetting and supporting shoe relative setting from top to bottom to be equipped with some supporting mechanism and pressure mechanism respectively at supporting shoe upper surface and briquetting lower surface, the distance between some supporting mechanism and the pressure mechanism with treat the quenching steel sheet and correspond, just the briquetting has a basis weight, thereby will treat the quenching steel sheet pressure to establish on some supporting mechanism and point pressure mechanism all with treat the quenching steel sheet point contact, evenly be equipped with a plurality of nozzles in some supporting mechanism and the point pressure mechanism and the nozzle symmetry setting on some supporting mechanism, all nozzles pass through pipeline and high pressure water intercommunication, in order to treat the quenching steel sheet about two surfaces quench. The quenching device can effectively ensure the surface smoothness of the steel plate in the quenching process and ensure the quenching quality of the steel plate.
Description
Technical Field
The utility model belongs to the technical field of industrial heat treatment, concretely relates to gravity type pressurization guenching unit.
Background
In the production of steel plates, in order to improve the subsequent processability of the products or the service performance of the final products, heat treatment, including annealing, quenching, normalizing, tempering and the like, is required to be performed on the products during the production process.
In the production process of high-strength steel plates, in order to improve the strength and ductility and toughness of the steel plate matrix, the steel plate matrix is generally required to be quenched and tempered, and in the quenching treatment of the steel plate matrix in the prior art, quenching by water jet cooling is also a common mode. The surface of the steel plate is sprayed with a large amount of water through the nozzle so as to achieve the purpose of quenching treatment.
However, the steel plate has different surface states of the alloy due to different use occasions, the thickness variation range is large, and the requirement on a quenching device is higher. Firstly, the cooling speed is high, otherwise, the purpose of quenching treatment is not achieved. Furthermore, the cooling rate is controlled, otherwise the thick plate is not quenched, and the thin plate is deformed by a large amount of water, which affects the flatness. In addition, the water flow must be uniform along the length and width directions of the steel plate, otherwise, the performance is uneven, the plate shape is not straight, and waste is caused. Meanwhile, in order to improve the quenching efficiency, water staying on the surface of the steel plate must be drained away, otherwise, a water film is generated due to boiling of the water at a high temperature to prevent further cooling of the cooling water, and the cooling efficiency is influenced.
In the quenching process in the prior art, the nozzle directly sprays water to the steel plate matrix, so that the free deformation is large, the flatness is poor, the quality of a workpiece is not favorably controlled, the processing difficulty of subsequent procedures is increased, and the labor intensity of operators is increased. In view of the above, the quenching apparatus in the prior art cannot meet the requirements of the quenching process of the high-strength steel sheet.
Disclosure of Invention
The utility model aims to solve the problems of the prior art, and aims to provide a gravity type pressurized quenching device which can effectively ensure the surface flatness of a steel plate in the quenching process and ensure the quenching quality of the steel plate.
The technical scheme of the utility model is realized like this:
the utility model provides a gravity type pressurization guenching unit, includes supporting shoe and briquetting, briquetting and supporting shoe relative up-down set up to be equipped with some supporting mechanism and point hold-down mechanism respectively at supporting shoe upper surface and briquetting lower surface, the distance between some supporting mechanism and the hold-down mechanism with treat the quenching steel sheet and correspond, just the briquetting has a basis weight, thereby will treat the quenching steel sheet pressure establish on some supporting mechanism and point hold-down mechanism all with treat the quenching steel sheet point contact, evenly be equipped with a plurality of nozzles in point hold-down mechanism and the nozzle symmetry setting on some supporting mechanism, all nozzles pass through pipeline and high pressure water intercommunication, in order to treat the quenching steel sheet upper and lower two surfaces and quench.
Further, the point supporting mechanism and the point pressing mechanism are both made of tooth-shaped grids.
Further, all nozzles on the point supporting mechanism and the point pressing mechanism are respectively and uniformly distributed in the interval of the corresponding tooth-shaped grating.
Furthermore, all the nozzles can rotate and can be lifted, so that quenching treatment can be conveniently carried out on steel plates with different thicknesses.
Further, the distance from all the nozzles on the point supporting mechanism to the surface of the steel plate to be quenched is equal to the distance from all the nozzles on the point pressing mechanism to the surface of the steel plate to be quenched, and the distances are all 60 mm-100 mm.
Furthermore, the injection directions of all the nozzles on the spot pressing mechanism form included angles with the horizontal direction, and the included angles are 60-85 degrees.
Furthermore, the upper surface of the pressing block is provided with a lifting lug, so that the pressing block can be conveniently lifted to take out the steel plate.
Furthermore, a water tank is arranged below the supporting block, and the supporting block is supported and arranged in the water tank and positioned on the upper portion of the water tank, so that cooling water can flow into the water tank conveniently.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses through some supporting mechanism and point pressing mechanism and steel sheet contact when quenching to the steel sheet to utilize the dead weight of briquetting to carry out pressurization to the steel sheet, guarantee the roughness on steel sheet surface among the quenching process, thereby be favorable to improving steel sheet quenching quality.
2. The utility model discloses evenly set up the nozzle in point pressure mechanism and some supporting mechanism clearance, and the height and the angle of nozzle can be adjusted for when quenching treatment is thick or thinner steel sheet, the homoenergetic guarantees that the nozzle on point pressure mechanism and the some supporting mechanism is to the distance and the angle of steel sheet upper and lower surface match, and upper and lower nozzle spun cooling water can be symmetrical to the steel sheet, makes the cooling rate on two surfaces can not differentiate about the steel sheet. Meanwhile, the cooling speed can be controlled, the plate can be completely quenched for thick plates and thin plates, the quenching performance is uniform, the plate shape is straight and does not deform, and the flatness is not influenced.
Drawings
Fig. 1-the structure of the present invention.
Fig. 2-top view of the present invention.
Fig. 3-structural schematic diagram of the usage state of the present invention.
Wherein: 1-briquetting; 2-a nozzle; 3-a support block; 4-a water tank; 5-lifting lugs; 6-point pressing mechanism; 7-point support mechanism; 8-steel plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, 2 and 3, a gravity type pressure quenching device comprises a supporting block 3 and a pressing block 1, wherein the pressing block 1 and the supporting block 3 are arranged up and down oppositely, a point supporting mechanism 7 and a point pressing mechanism 6 are respectively arranged on the upper surface of the supporting block 3 and the lower surface of the pressing block 1, the distance between the point supporting mechanism 7 and the point pressing mechanism 6 corresponds to a steel plate 8 to be quenched, the pressing block 1 has a certain weight, so that the steel plate 8 to be quenched is pressed on the point supporting mechanism 7, the point supporting mechanism and the point pressing mechanism are in point contact with the steel plate to be quenched, a plurality of nozzles 2 are uniformly arranged in the point pressing mechanism 6 and the point supporting mechanism 7, the point pressing mechanism 6 and the nozzles 2 on the point supporting mechanism 7 are symmetrically arranged, and all the nozzles 2 are communicated with high-pressure water through pipelines so as to quench the upper surface and the lower surface of the steel plate 8 to be quenched.
Like this, point supporting mechanism and pressure mechanism and treat the quenching steel sheet and carry out the point contact, should guarantee simultaneously that the contact point distributes evenly and point supporting mechanism and voltage mechanism and treat that quenching steel sheet area of contact is as little as possible, and the briquetting has certain weight, just so can rely on the dead weight to treat the quenching steel sheet and pressurize, then use the water under high pressure to quench to guarantee steel sheet surfacing in the quenching process, and then improve steel sheet quenching quality.
In specific application, the weight of the briquettes can be designed according to the thickness of the steel plate, for example, when the steel plate with the length, width and thickness of 2m, 1m, 8mm is quenched, 3 tons of briquettes are preferably weighed, so that the steel plate is quenched and is also subjected to pressure treatment, and the problem of uneven surface of the steel plate in the quenching process is avoided.
In specific implementation, the point supporting mechanism 7 and the point pressing mechanism 6 are both made of tooth-shaped grids.
In specific implementation, all the nozzles 2 on the point supporting mechanism 7 and the point pressing mechanism 6 are respectively and uniformly distributed in the interval of the corresponding tooth-shaped grating.
During specific implementation, all the nozzles 2 can rotate and can be lifted, so that quenching treatment can be conveniently carried out on steel plates 8 with different thicknesses.
Therefore, the height and the angle of the nozzle can be adjusted, so that when a thicker or thinner steel plate is quenched, the distance and the angle from the nozzle on the point pressing mechanism and the point supporting mechanism to the upper surface and the lower surface of the steel plate can be equal, the cooling water sprayed by the upper nozzle and the lower nozzle can be symmetrical relative to the steel plate, and the cooling speed of the upper surface and the cooling speed of the lower surface of the steel plate can not be different. Meanwhile, the cooling speed can be controlled, the plate can be completely quenched for thick plates and thin plates, the quenching performance is uniform, the plate shape is straight and does not deform, and the flatness is not influenced.
During specific implementation, the distance from all the nozzles 2 on the point supporting mechanism 7 to the surface of the corresponding steel plate 8 to be quenched is equal to the distance from all the nozzles 2 on the point pressing mechanism 6 to the surface of the corresponding steel plate 8 to be quenched, and the distances are all 60 mm-100 mm.
During specific implementation, the spraying directions of all the nozzles 2 on the spot pressing mechanism 6 form included angles with the horizontal direction, and the included angles range from 60 degrees to 85 degrees.
Therefore, water staying on the surface of the steel plate can be drained away, water is prevented from boiling at high temperature to generate a water film, further cooling of cooling water is prevented, and cooling efficiency is improved.
During specific implementation, the upper surface of the pressing block 1 is provided with the lifting lug 5, so that the pressing block 1 is conveniently lifted to take out the steel plate 8.
Therefore, when the steel plate to be quenched needs to be quenched, the pressing block is lifted, the steel plate to be quenched is placed on the point supporting mechanism, the pressing block is placed above the steel plate to be quenched, the steel plate to be quenched is tightly pressed between the point supporting mechanism and the voltage mechanism, high-pressure water is sprayed to quench the upper surface and the lower surface of the steel plate to be quenched, after the treatment is completed, the pressing block is lifted, the quenched steel plate is taken down, and the quenched steel plate can be used for treating the next steel plate to be quenched.
In specific implementation, a water tank 4 is arranged below the supporting block 3, and the supporting block 3 is supported and arranged in the water tank 4 and positioned on the upper part of the water tank 4, so that cooling water can flow into the water tank 4 conveniently.
Finally, it should be noted that the above-mentioned embodiments of the present invention are only examples for illustrating the present invention, and are not limitations to the embodiments of the present invention. Variations and modifications in other variations will occur to those skilled in the art upon reading the foregoing description. Not all embodiments are exhaustive. All obvious changes or variations which are introduced by the technical solution of the present invention are still within the scope of the present invention.
Claims (8)
1. The utility model provides a gravity type pressure quenching device, its characterized in that, includes supporting shoe and briquetting, briquetting and supporting shoe relative setting from top to bottom to be equipped with some supporting mechanism and pressure mechanism respectively at supporting shoe upper surface and briquetting lower surface, the distance between some supporting mechanism and the pressure mechanism with treat the quenching steel sheet and correspond, just the briquetting has certain weight, thereby will treat that the quenching steel sheet is pressed and is established on some supporting mechanism and pressure mechanism all with treat the quenching steel sheet point contact, evenly be equipped with a plurality of nozzles in some pressure mechanism and the point supporting mechanism and press the nozzle symmetry setting on some supporting mechanism, all nozzles pass through pipeline and high pressure water intercommunication to treat the quenching steel sheet upper and lower two surfaces and quench.
2. The gravity type press hardening apparatus according to claim 1, wherein the point support mechanism and the point pressing mechanism are made of a tooth-shaped grating.
3. The gravity type pressure quenching device according to claim 2, wherein all nozzles of the point supporting mechanism and the point pressing mechanism are uniformly distributed in the interval of the corresponding tooth-shaped grating.
4. A gravity type press quenching device according to claim 3, wherein all the nozzles are rotatable and liftable to facilitate quenching treatment of steel plates with different thicknesses.
5. The gravity type press quenching device according to claim 4, wherein the distance from all the nozzles of the point support mechanism to the surface of the steel plate to be quenched is equal to the distance from all the nozzles of the point press mechanism to the surface of the steel plate to be quenched, and the distances are 60 mm to 100 mm.
6. The gravity type pressure quenching device according to claim 4, wherein the spraying direction of all the nozzles on the spot-pressing mechanism has an included angle with the horizontal direction, and the included angle is 60-85 degrees.
7. The gravity type press quenching apparatus according to claim 1, wherein the upper surface of the briquette is provided with a lifting lug for facilitating lifting of the briquette to take out the steel plate.
8. The gravity type pressure quenching apparatus according to claim 1, wherein a water tank is provided below the support block, and the support block is supported in the water tank and positioned above the water tank to facilitate the flow of cooling water into the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123362942.9U CN216427343U (en) | 2021-12-29 | 2021-12-29 | Gravity type pressurized quenching device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123362942.9U CN216427343U (en) | 2021-12-29 | 2021-12-29 | Gravity type pressurized quenching device |
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| CN216427343U true CN216427343U (en) | 2022-05-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032374A (en) * | 2021-12-29 | 2022-02-11 | 宝武特冶航研科技有限公司 | Gravity type pressure quenching device |
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2021
- 2021-12-29 CN CN202123362942.9U patent/CN216427343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032374A (en) * | 2021-12-29 | 2022-02-11 | 宝武特冶航研科技有限公司 | Gravity type pressure quenching device |
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