CN114085964B - A multicavity room guenching unit for steel conveying platform - Google Patents
A multicavity room guenching unit for steel conveying platform Download PDFInfo
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- CN114085964B CN114085964B CN202111356320.7A CN202111356320A CN114085964B CN 114085964 B CN114085964 B CN 114085964B CN 202111356320 A CN202111356320 A CN 202111356320A CN 114085964 B CN114085964 B CN 114085964B
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- steel
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- storage box
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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
- C21D1/64—Quenching devices for bath quenching with circulating liquids
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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
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
-
- 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
- C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
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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 Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention relates to the technical field of steel processing production equipment, in particular to a multi-chamber quenching device for a steel conveying platform. According to the multi-chamber quenching device for the steel conveying platform, the inner part of the internal quenching liquid storage box is divided into two chambers with the bottoms communicated through the middle-arranged isolation plate, quenching is performed through the chamber positioned at the left side of the middle-arranged isolation plate, and then lifting separation is performed by utilizing the chamber positioned at the right side of the middle-arranged isolation plate, so that the quenching stroke of a steel plate can be improved, and meanwhile, the processing efficiency of a subsequent steel plate is not influenced; the electric centrifugal fan on the middle-arranged isolation plate is used for rapidly guiding water vapor generated in the quenching process into the gas transmission flow channel in the serpentine structure, and finally guiding the water vapor into the internal quenching liquid storage box, so that the recycling rate of water resources is improved, and the processing process is more environment-friendly.
Description
Technical Field
The invention relates to the technical field of steel processing production equipment, in particular to a multi-chamber quenching device for a steel conveying platform.
Background
Steel is a generic term for iron-carbon alloys, and steel containing only carbon elements is called carbon steel or plain steel. In actual production, steel often contains different alloying elements according to the application, such as: manganese, nickel, vanadium, and the like.
Today, steel, which is one of the most used materials in the world with its inexpensive, reliable properties, is an indispensable component in the construction industry, manufacturing industry and people's daily life. Steel can be said to be the material basis of modern society.
In traditional steel production process, in order to conveniently transport the steel after accomplishing, need use large-scale conveying mechanism, quench the steel sheet in conveying process, the quenching equipment structure of traditional installation on conveying mechanism is simple, the quenching mode adopts the spraying more, this kind of quenching mode produces the spray clearance easily, and the sputtering easily produces, lead to the water resource to leak, it is more serious to the water resource waste, and control mode needs to be with the help of outside electronic control equipment, because the temperature of operation face is higher, lead to electronic control equipment's life not high, stability is not high, and water logging formula quenching is although the effect is better, but mostly single cavity, the steel sheet needs to go up and down in same position, seriously influence the transportation and the quenching efficiency of follow-up steel sheet, the vapor is unable to take out fast simultaneously to retrieve, lead to the resource recycle rate not high.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problems in the prior art, an improved multi-chamber quenching device for a steel conveying platform is provided, the problems that quenching equipment is simple in structure, the quenching mode is mainly used for spraying, waste of water resources is serious, the control mode is not high in stability by means of external electric control equipment, steel plates in water immersion quenching are required to be lifted at the same position, conveying and quenching efficiency of subsequent steel plates are seriously affected, water vapor cannot be rapidly pumped and recycled, and resource recycling rate is low are solved.
The technical scheme adopted for solving the technical problems is as follows: a multi-chamber guenching unit for steel conveying platform, including the bottom installation platform seat of the horizontal supporting roller of top installation, electronic centrifugal fan and overhead type electric capstan engine, bottom installation platform seat upper surface offer and be used for depositing the inside quenching liquid storage box of quenching liquid, inside quenching liquid storage box medial surface middle part upper end fixedly connected with put the division board, inside quenching liquid storage box inside be located in the division board left side and install elasticity slow descending device, inside quenching liquid storage box inner bottom surface be located in the division board below and install bottom direction roller, inside quenching liquid storage box inside be located in the division board right side and be provided with the bottom lifting mechanism by overhead type electric capstan engine control.
The inner part of the middle-arranged isolation plate is provided with an upper end opening and a lower end opening of a snakelike structure inner gas transmission runner, a top wind scooper for installing the electric centrifugal fan is fixed on the upper surface of the middle-arranged isolation plate through bolts, and the lower end of the right side wall of the middle-arranged isolation plate is provided with a strip-shaped inclined gas outlet communicated with the inner gas transmission runner.
The elastic descent control device comprises a first longitudinal guide rail, a first hydraulic lifting cylinder, a first lateral lifting block, a first lifting supporting roller and a first extrusion spring, wherein the first longitudinal guide rail is fixed on the inner walls of two sides of an internal quenching liquid storage box through bolts, the first hydraulic lifting cylinder is fixed on the upper surface of the first longitudinal guide rail through bolts, the first lateral lifting block is slidingly assembled in the first longitudinal guide rail, the first lifting supporting roller is movably assembled on the outer wall of the inner side of the first lateral lifting block, and the first extrusion spring is installed in the first hydraulic lifting cylinder.
The bottom lifting mechanism comprises a second longitudinal guide rail, a second lateral lifting block and a second lifting supporting roller, wherein the second longitudinal guide rail is fixed on the inner walls of two sides of the internal quenching liquid storage box through bolts, the second lateral lifting block is slidably assembled in the second longitudinal guide rail, and the second lifting supporting roller is movably assembled on the outer wall of the second lateral lifting block.
The first lifting supporting roller and the second lifting supporting roller are arranged in a staggered mode with the bottom guiding roller.
The upper surface of the second lateral lifting block is provided with an arc-shaped assembly groove with a built-in transverse linkage rod, and the bottom of an assembly steel cable in the overhead electric winch is connected with the upper end of the second lateral lifting block by winding on the outer side of the transverse linkage rod.
The upper surface of the bottom mounting platform seat is positioned above the internal quenching liquid storage box and is fixedly connected with a top cross beam for mounting the overhead electric winch through a lateral supporting frame, and a plurality of internal wire grooves with built-in guide supporting wheels are formed in the top cross beam.
And an assembled steel cable in the overhead electric winch bypasses a groove on the arc surface at the outer side of the guide supporting wheel and is connected with the second lateral lifting block.
The upper surfaces of the first lateral lifting block and the second lateral lifting block are provided with arc-shaped top supporting grooves.
The upper surface of the first longitudinal guide rail is positioned outside the first hydraulic lifting cylinder and is fixedly connected with an arc-shaped lateral heat shield.
The beneficial effects of the invention are as follows:
(1) According to the multi-chamber quenching device for the steel conveying platform, the inner part of the internal quenching liquid storage box is divided into two chambers with the bottoms communicated through the middle-arranged isolation plate, quenching is performed through the chamber positioned at the left side of the middle-arranged isolation plate, and then lifting separation is performed by utilizing the chamber positioned at the right side of the middle-arranged isolation plate, so that the quenching stroke of a steel plate can be improved, and meanwhile, the processing efficiency of a subsequent steel plate is not influenced;
(2) The electric centrifugal fan on the middle-arranged isolation plate is used for rapidly guiding water vapor generated in the quenching process into the gas transmission flow channel in the serpentine structure, and finally guiding the water vapor into the internal quenching liquid storage box, so that the recycling rate of water resources is improved, and the processing process is more environment-friendly;
(3) The water vapor is discharged into the cavity on the right side of the middle-arranged isolation plate from the strip-shaped inclined air outlet, so that the internal circulation of the internal liquid of the internal quenching liquid storage box can be improved, the heat dissipation efficiency of the internal quenching liquid is avoided, and meanwhile, the conveying and lifting efficiency of the steel plate in the interior can be improved;
(4) The elastic slow-descending device slowly descends the steel plate at the input end through the inside of the first hydraulic lifting cylinder with the first extrusion spring, and simultaneously slowly lifts and resets after the plate leaves, and the elastic reset is utilized to realize the circular lifting operation, so that the use is simpler and more convenient.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of the top beam position of the present invention.
Fig. 3 is a partial schematic view of the present invention at position a in fig. 1.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
A multichamber guenching unit for steel conveying platform shown in figures 1, 2 and 3, including the bottom mounting platform seat 2 of the horizontal supporting roller 1 of top installation, electronic centrifugal fan 3 and overhead electric capstan engine 4, the inside quenching liquid storage box 5 that is used for depositing the quenching liquid has been seted up to bottom mounting platform seat 2 upper surface, the middle part upper end fixedly connected with of inside quenching liquid storage box 5 medial surface put division board 6, the inside elastic descent control device that is arranged in putting division board 6 left side of inside quenching liquid storage box 5, bottom direction roller 7 is installed to the bottom surface in putting division board 6 below in the inside quenching liquid storage box 5, inside in putting division board 6 right side is provided with the bottom lifting mechanism by overhead electric capstan engine 4 control in the inside quenching liquid storage box 5.
Working principle: the steel plate falls into the internal quenching liquid storage box 5 through the elastic descent control device, then slides into the bottom lifting mechanism from the bottom guide roller 7, and then is lifted back to the transverse supporting roller 1 through the bottom lifting mechanism.
The electric centrifugal fan 3 and the overhead electric winch 4 are obtained by market purchase, the electric centrifugal fan 3 is used for pumping air laterally, water vapor generated in the quenching process is led into the middle-arranged isolation plate 6 downwards, finally, the water vapor flows back into the middle-arranged isolation plate 6 as the quenching liquid is stored in the quenching liquid storage box 5, and the overhead electric winch 4 is used for lifting the steel plate when the steel plate slides into the right side of the middle-arranged isolation plate 6 and then slides rightwards through the transverse supporting roller 1.
The number of the elastic descent control devices and the bottom lifting mechanisms is at least 2, so that the stability of the steel plate in the lifting process can be guaranteed, and then the bottom of the elastic descent control device positioned on the right side is higher than that of the elastic descent control device positioned on the left side, and the top of the bottom lifting mechanism positioned on the right side is higher than that of the bottom lifting mechanism positioned on the left side. The overhead electric winch 4 can be provided with two groups of bottom lifting mechanisms for respectively controlling different positions.
Further, in order to cooperate to carry out condensation reflux from outside water vapor that draws in, put the inside snakelike structure inside gas-supply runner 8 of upper and lower extreme open-ended of division board 6, put division board 6 upper surface bolt fastening and be used for installing electric centrifugal fan 3's top wind scooper 9, put division board 6 right side wall lower extreme and offered the bar of being linked together with inside gas-supply runner 8 put gas outlet 10 to one side.
Further, in order to promote stability in the slow descent and elastic reset processes, the elastic slow descent device comprises a first longitudinal guide rail 11 fixed on the inner walls of the two sides of the internal quenching liquid storage tank 5 by bolts, a first hydraulic lifting cylinder 12 fixed on the upper surface of the first longitudinal guide rail 11 by bolts, a first lateral lifting block 13 slidingly assembled in the first longitudinal guide rail 11, a first lifting support roller 14 movably assembled on the inner outer wall of the first lateral lifting block 13 and a first extrusion spring 15 installed in the first hydraulic lifting cylinder 12.
Further, in order to improve stability during the pulling up, the bottom lifting mechanism includes a second longitudinal rail 16 bolted to the inner walls of both sides of the internal quench liquid storage tank 5, a second lateral lifting block 17 slidably fitted inside the second longitudinal rail 16, and a second lifting support roller 18 movably fitted on the outer wall of the second lateral lifting block 17.
Further, in order to cooperate with lifting, the internal conduction is facilitated, and the first lifting support roller 14 and the second lifting support roller 18 are both arranged in a staggered manner with the bottom guide roller 7.
Further, in order to cooperate the top connection, the upper surface of the second lateral lifting block 17 is provided with an arc-shaped assembly groove 20 with a built-in transverse linkage rod 19, and the bottom of an assembly steel cable 21 in the overhead electric winch 4 is connected with the upper end of the second lateral lifting block 17 by winding on the outer side of the transverse linkage rod 19.
Further, in order to cooperate with the top installation, the top beam 23 for installing the overhead electric winch 4 is fixedly connected with the upper surface of the bottom installation platform base 2 above the internal quenching liquid storage box 5 through the lateral support frame 22, and a plurality of internal wire grooves 25 with built-in guide support wheels 24 are formed in the top beam 23.
Further, in order to improve the lifting efficiency and reduce the resistance in the pulling process, the assembly steel cable 21 inside the overhead electric winch 4 bypasses the groove of the arc surface at the outer side of the guide supporting wheel 24 and is connected with the second lateral lifting block 17.
Further, for the purpose of cooperating with the assembly support and improving the stability during lifting, the upper surfaces of the first lateral lifting block 13 and the second lateral lifting block 17 are provided with arc-shaped top support grooves 26.
Further, in order to improve the durability of the first hydraulic lifting cylinder 12, an arc-shaped lateral heat shield 27 is fixedly connected to the upper surface of the first longitudinal guide rail 11 outside the first hydraulic lifting cylinder 12.
The heat insulation plate is arranged on the surface of the arc-shaped lateral heat insulation cover 27 adjacent to the first hydraulic lifting cylinder 12, and a hollow heat insulation layer can also be arranged inside the arc-shaped lateral heat insulation cover 27.
The horizontal supporting roller 1, the bottom guiding roller 7 and the first lifting supporting roller 14 and the second lifting supporting roller 18 are all lowered from left to right, so that the steel plate can automatically slide rightwards through gravity.
According to the multi-chamber quenching device for the steel conveying platform, the inner part of the internal quenching liquid storage box 5 is divided into two chambers with the bottoms communicated through the middle-arranged isolation plate 6, quenching is performed through the chambers positioned on the left side of the middle-arranged isolation plate 6, and then lifting separation is performed by utilizing the chambers positioned on the right side of the middle-arranged isolation plate 6, so that the quenching stroke of a steel plate can be improved, and the processing efficiency of a subsequent steel plate is not influenced; the electric centrifugal fan 3 on the middle-arranged isolation plate 6 is used for rapidly guiding water vapor generated in the quenching process into the gas transmission flow channel 8 in the serpentine structure and finally into the internal quenching liquid storage box 5, so that the recycling rate of water resources is improved, and the processing process is more environment-friendly; by discharging water vapor from the strip-shaped inclined air outlet 10 into the cavity on the right side of the middle-arranged isolation plate 6, the internal circulation of the internal liquid of the internal quenching liquid storage box 5 can be improved, the heat dissipation efficiency of the internal quenching liquid is avoided, and meanwhile, the conveying and lifting efficiency of the steel plate in the interior can be improved; the elastic slow-descending device slowly descends the steel plate at the input end through the inside of the first hydraulic lifting cylinder 12 with the first extrusion spring 15, and simultaneously slowly lifts and resets after the plate leaves, and the elastic reset is utilized to realize the circular lifting operation, so that the use is simpler and more convenient.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. A multi-chamber guenching unit for steel conveying platform, including bottom installation platform seat (2), electric centrifugal fan (3) and overhead electric capstan winch (4) of the horizontal supporting roller of top installation (1), characterized by: the automatic quenching device is characterized in that an inner quenching liquid storage box (5) for storing quenching liquid is arranged on the upper surface of the bottom mounting platform seat (2), a middle-arranged isolation plate (6) is fixedly connected to the upper end of the middle part of the inner side surface of the inner quenching liquid storage box (5), an elastic descent control device is arranged on the left side of the middle-arranged isolation plate (6) in the inner quenching liquid storage box (5), a bottom guide roller (7) is arranged below the middle-arranged isolation plate (6) in the inner bottom surface of the inner quenching liquid storage box (5), and a bottom lifting mechanism controlled by an overhead electric winch (4) is arranged on the right side of the middle-arranged isolation plate (6) in the inner quenching liquid storage box (5);
the steel plate falls into an internal quenching liquid storage box (5) through an elastic descent control device, slides into a bottom lifting mechanism from a bottom guide roller (7), and then is lifted back to a transverse supporting roller (1) through the bottom lifting mechanism;
the electric centrifugal fan (3) is used for guiding water vapor generated in the quenching process into the middle-arranged isolation plate (6) downwards through lateral air suction, and finally flows back into the inner quenching liquid storage box (5), and the overhead electric winch (4) has the function of sliding a steel plate into the right side of the middle-arranged isolation plate (6), then lifting the steel plate and finally continuing to slide rightwards through the transverse supporting roller (1).
2. A multi-chamber quench apparatus for a steel delivery platform as claimed in claim 1 wherein: the novel electric centrifugal fan is characterized in that an upper-end opening snake-shaped structure inner gas transmission runner (8) is arranged in the middle-arranged isolation plate (6), a top wind scooper (9) for installing the electric centrifugal fan (3) is fixed on the upper surface of the middle-arranged isolation plate (6) through bolts, and a strip-shaped inclined gas outlet (10) communicated with the inner gas transmission runner (8) is arranged at the lower end of the right side wall of the middle-arranged isolation plate (6).
3. A multi-chamber quench apparatus for a steel delivery platform as claimed in claim 1 wherein: the elastic descent control device comprises first longitudinal guide rails (11) fixed on the inner walls of two sides of the internal quenching liquid storage box (5) through bolts, first hydraulic lifting cylinders (12) fixed on the upper surfaces of the first longitudinal guide rails (11) through bolts, first lateral lifting blocks (13) slidingly assembled in the first longitudinal guide rails (11), first lifting support rollers (14) movably assembled on the outer walls of the inner sides of the first lateral lifting blocks (13) and first extrusion springs (15) installed in the first hydraulic lifting cylinders (12).
4. A multi-chamber quench for a steel delivery platform as claimed in claim 3 wherein: the bottom lifting mechanism comprises second longitudinal guide rails (16) which are fixed on the inner walls of the two sides of the internal quenching liquid storage box (5) through bolts, second lateral lifting blocks (17) which are slidably assembled in the second longitudinal guide rails (16), and second lifting supporting rollers (18) which are movably assembled on the outer walls of the second lateral lifting blocks (17).
5. The multi-chamber quench apparatus for a steel delivery platform of claim 4, wherein: the first lifting support roller (14) and the second lifting support roller (18) are arranged in a staggered mode with the bottom guide roller (7).
6. The multi-chamber quench apparatus for a steel delivery platform of claim 4, wherein: the upper surface of the second lateral lifting block (17) is provided with an arc-shaped assembly groove (20) internally provided with a transverse linkage rod (19), and the bottom of an assembly steel cable (21) in the overhead electric winch (4) is connected with the upper end of the second lateral lifting block (17) by winding the outer side of the transverse linkage rod (19).
7. A multi-chamber quench apparatus for a steel delivery platform as claimed in claim 1 wherein: the upper surface of the bottom installation platform seat (2) is positioned above the internal quenching liquid storage box (5), a top cross beam (23) for installing the overhead electric winch (4) is fixedly connected with the lateral support frame (22), and a plurality of internal wire grooves (25) with built-in guide support wheels (24) are formed in the top cross beam (23).
8. The multi-chamber quench apparatus for a steel delivery platform of claim 7, wherein: the assembly steel cable (21) in the overhead electric winch (4) bypasses the groove of the arc surface at the outer side of the guide supporting wheel (24) and is connected with the second lateral lifting block (17).
9. The multi-chamber quench apparatus for a steel delivery platform of claim 4, wherein: the upper surfaces of the first lateral lifting block (13) and the second lateral lifting block (17) are provided with arc-shaped top supporting grooves (26).
10. A multi-chamber quench for a steel delivery platform as claimed in claim 3 wherein: the upper surface of the first longitudinal guide rail (11) is positioned outside the first hydraulic lifting cylinder (12) and fixedly connected with an arc-shaped lateral heat shield (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111356320.7A CN114085964B (en) | 2021-11-16 | 2021-11-16 | A multicavity room guenching unit for steel conveying platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111356320.7A CN114085964B (en) | 2021-11-16 | 2021-11-16 | A multicavity room guenching unit for steel conveying platform |
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| Publication Number | Publication Date |
|---|---|
| CN114085964A CN114085964A (en) | 2022-02-25 |
| CN114085964B true CN114085964B (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111356320.7A Active CN114085964B (en) | 2021-11-16 | 2021-11-16 | A multicavity room guenching unit for steel conveying platform |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2500849A1 (en) * | 1981-02-27 | 1982-09-03 | Vallourec | QUICK COOLING DEVICE FOR METALLIC TUBES |
| CN202090025U (en) * | 2010-12-27 | 2011-12-28 | 天龙科技炉业(无锡)有限公司 | Integral material platform salt bath underwater swimming quenching tank |
| CN110964887A (en) * | 2019-12-27 | 2020-04-07 | 江苏中冶新能源科技有限公司 | Box quenching furnace of controllable temperature |
| CN213866318U (en) * | 2020-12-18 | 2021-08-03 | 张家港市晨发集装箱配件有限公司 | Superaudio guenching unit is used in steel processing |
| CN113265517A (en) * | 2021-06-15 | 2021-08-17 | 东台市正祥金属制品有限公司 | Profile steel production line conveying mechanism with linkage type quenching device |
-
2021
- 2021-11-16 CN CN202111356320.7A patent/CN114085964B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2500849A1 (en) * | 1981-02-27 | 1982-09-03 | Vallourec | QUICK COOLING DEVICE FOR METALLIC TUBES |
| CN202090025U (en) * | 2010-12-27 | 2011-12-28 | 天龙科技炉业(无锡)有限公司 | Integral material platform salt bath underwater swimming quenching tank |
| CN110964887A (en) * | 2019-12-27 | 2020-04-07 | 江苏中冶新能源科技有限公司 | Box quenching furnace of controllable temperature |
| CN213866318U (en) * | 2020-12-18 | 2021-08-03 | 张家港市晨发集装箱配件有限公司 | Superaudio guenching unit is used in steel processing |
| CN113265517A (en) * | 2021-06-15 | 2021-08-17 | 东台市正祥金属制品有限公司 | Profile steel production line conveying mechanism with linkage type quenching device |
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| CN114085964A (en) | 2022-02-25 |
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