CN111457671A - Workpiece rapid cooling equipment for hot galvanizing - Google Patents
Workpiece rapid cooling equipment for hot galvanizing Download PDFInfo
- Publication number
- CN111457671A CN111457671A CN202010427656.7A CN202010427656A CN111457671A CN 111457671 A CN111457671 A CN 111457671A CN 202010427656 A CN202010427656 A CN 202010427656A CN 111457671 A CN111457671 A CN 111457671A
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- Prior art keywords
- fixedly connected
- hot
- adjusting
- base
- hot galvanizing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/04—Charging, supporting, and discharging the articles to be cooled by conveyors
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention discloses a workpiece rapid cooling device for hot galvanizing, which belongs to the field of hot galvanizing and comprises a base, wherein the bottom of the base is fixedly provided with a roller, the side surface of the base is fixedly connected with a transverse plate, an adjusting screw rod is sleeved on the inner thread of the transverse plate, the bottom end of the adjusting screw rod is fixedly connected with an anti-slip disc, the top of the base is fixedly connected with a support sleeve, and an adjusting rod is movably sleeved in the support sleeve; this a quick cooling arrangement of work piece for hot-galvanize, through setting up the transmission shaft, driving motor, the drive wheel, the conveyer belt, the gas transmission cover, the intake pipe, the pneumatic valve with go out the gas cap, can be at hot-galvanize work piece refrigerated in-process, be convenient for adopt air conditioning to convey the cooling to the hot-galvanize work piece, avoided the tradition to utilize the problem of the easy extravagant water resource of cold water soaking formula cooling, also accelerated hot-galvanize work piece cooling refrigerated speed simultaneously to hot-galvanize work piece refrigerated work efficiency has been improved.
Description
Technical Field
The invention belongs to the technical field of hot galvanizing, and particularly relates to workpiece rapid cooling equipment for hot galvanizing.
Background
Hot galvanizing, in which molten metal reacts with an iron substrate to generate an alloy layer, so that the substrate and a coating are combined, the hot galvanizing is to firstly perform acid cleaning on a steel workpiece, clean the steel workpiece in an ammonium chloride or zinc chloride aqueous solution or a mixed aqueous solution of ammonium chloride and zinc chloride after the acid cleaning, and then send the steel workpiece into a hot dipping tank, and after the hot galvanizing of the workpiece is completed, the workpiece is generally required to be cooled in order to reduce the problem of the surface of the workpiece; however, most of the existing cooling methods for hot-dip galvanized workpieces are to dip the workpiece which is just finished by hot-dip galvanizing into a water tank for cooling, and as the hot-dip galvanized workpiece is continuously added, the water temperature in the water tank continuously rises, and water needs to be continuously changed, so that not only water resources are wasted, but also the cooling process of the hot-dip galvanized workpiece is delayed, and the work efficiency of cooling the hot-dip galvanized workpiece is low.
Disclosure of Invention
The invention aims to provide a workpiece rapid cooling device for hot galvanizing, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a workpiece rapid cooling device for hot galvanizing comprises a base, wherein rollers are fixedly mounted at the bottom of the base, a transverse plate is fixedly connected to the side surface of the base, an adjusting screw is sleeved on the inner thread of the transverse plate, an anti-slip disc is fixedly connected to the bottom end of the adjusting screw, a support sleeve is fixedly connected to the top of the base, an adjusting rod is movably sleeved inside the support sleeve, the front surface of the support sleeve is fixedly connected with the front surface of the adjusting rod through a bolt, the top end of the adjusting rod is fixedly connected with a cooling box, a screw hole is formed in the front surface of the adjusting rod, the bottom end of the adjusting rod is in transmission connection with the bottom of an inner cavity of the support sleeve through an adjusting spring, a mounting plate is fixedly connected to one side of the adjusting rod, a transmission shaft is movably sleeved on the front surface of the mounting plate, a transmission motor is fixedly connected to, the improved cooling box is characterized in that a driving wheel is fixedly sleeved on the outer portion of the driving wheel, a conveying belt is sleeved on the outer portion of the driving wheel in a movable mode, a fixing rod is fixedly connected to the top of the inner cavity of the cooling box, a gas conveying sleeve is fixedly connected to the bottom end of the fixing rod, a gas inlet pipe is fixedly connected to the top of the gas conveying sleeve, a gas valve is fixedly mounted on the outer portion of the gas inlet pipe, and a gas outlet cover is fixedly mounted on the.
As a preferable embodiment, the middle part of the top end of the anti-skid disc is perpendicular to the bottom end of the adjusting screw rod, and the bottom of the anti-skid disc is provided with anti-skid grains.
In a preferred embodiment, one end of the bolt penetrates through the support sleeve and extends to the inner part of the screw hole, and the bolt is matched with the screw hole.
As a preferred embodiment, the adjusting spring is located inside the supporting sleeve, and two ends of the adjusting spring are respectively and fixedly connected with the bottom of the inner cavity of the supporting sleeve and the bottom end of the adjusting rod.
In a preferred embodiment, the conveyor belt is made of a metal material, penetrates through the cooling box, and is meshed in the middle of the surface.
As a preferred embodiment, the number of the gas transmission sleeves is two, the two gas transmission sleeves are equal in size, and the two gas transmission sleeves are fixedly connected through a connecting pipe.
Compared with the prior art, the invention has the beneficial effects that:
according to the workpiece rapid cooling device for hot galvanizing, the transmission shaft, the transmission motor, the transmission wheel, the conveyor belt, the air conveying sleeve, the air inlet pipe, the air valve and the air outlet cover are arranged, so that the hot galvanizing workpiece can be conveniently conveyed and cooled by cold air in the cooling process of the hot galvanizing workpiece, the problem that water resources are easily wasted due to the traditional cold water immersion type cooling is solved, the cooling speed of the hot galvanizing workpiece is increased, and the working efficiency of cooling the hot galvanizing workpiece is improved;
the workpiece rapid cooling device for hot galvanizing is provided with the base, the idler wheels, the transverse plate, the adjusting screw and the anti-slip disc, so that the cooling device can be conveniently moved and used in the cooling process of a hot galvanizing workpiece, the bottom of the cooling device can be conveniently fixed, the problem that the cooling device slides due to collision of external force when being placed and used is avoided, and the stability of the cooling device when being placed is improved;
this a quick cooling arrangement of work piece for hot-galvanize through setting up and supporting cover, regulation pole, bolt, screw and regulating spring, can be at hot-galvanize work piece refrigerated in-process, is convenient for highly adjust the cooler bin according to the demand of operation to the cooling of hot-galvanize work piece has brought the facility.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a bottom view of the base of the present invention;
FIG. 3 is a bottom view of the anti-skid plate of the present invention;
fig. 4 is a partial top view of a conveyor belt according to the invention.
In the figure: 1. a base; 2. a roller; 3. a transverse plate; 4. adjusting the screw rod; 5. an anti-slip disc; 6. a support sleeve; 7. adjusting a rod; 8. a bolt; 9. a cooling tank; 10. a screw hole; 11. adjusting the spring; 12. mounting a plate; 13. a drive shaft; 14. a drive motor; 15. a bearing plate; 16. a driving wheel; 17. a conveyor belt; 18. fixing the rod; 19. a gas transmission sleeve; 20. an air inlet pipe; 21. an air valve; 22. and an air outlet cover.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1, 2 and 3, the invention provides a fast cooling device for hot galvanizing workpieces, which comprises a base 1 and a cooling box 9, in order to facilitate the moving of the device, rollers 2 are fixedly installed at the bottom of the base 1, a transverse plate 3 is fixedly connected to the side surface of the base 1, an adjusting screw rod 4 is sleeved in the transverse plate 3 through threads, an anti-slip disc 5 is fixedly connected to the bottom end of the adjusting screw rod 4, the middle part of the top end of the anti-slip disc 5 is perpendicular to the bottom end of the adjusting screw rod 4, anti-slip patterns are arranged at the bottom of the anti-slip disc 5, when the device is pushed, the rollers 2 are forced to roll and drive the base 1 to move, so that the device can be moved for use, if the device is moved to a working area, the adjusting screw rod 4 is rotated to move downwards and the anti-slip disc 5 is driven to rotate downwards, so that the bottom of the anti-slip disc 5 is in close contact with the ground, the friction between the two is increased, thereby improving the stability of the device when the device is placed for use.
Referring to fig. 1, in order to facilitate the height adjustment of the cooling box 9 according to the operation requirement, a support sleeve 6 is fixedly connected to the top of the base 1, an adjustment rod 7 is movably sleeved inside the support sleeve 6, the front surface of the support sleeve 6 is fixedly connected to the front surface of the adjustment rod 7 through a bolt 8, the top end of the adjustment rod 7 is fixedly connected to the cooling box 9, a screw hole 10 is formed in the front surface of the adjustment rod 7, one end of the bolt 8 penetrates through the support sleeve 6 and extends into the screw hole 10, the bolt 8 is adapted to the screw hole 10, when the bolt 8 is rotated to be separated from the screw hole 10, the support sleeve 6 is loosened from the adjustment rod 7, and the adjustment rod 7 is moved in the vertical direction, so that the height adjustment of the cooling box 9 is facilitated according to the operation requirement.
Referring to fig. 1, in order to make the height adjustment process of the cooling box 9 simpler and more convenient, the bottom end of the adjusting rod 7 is in transmission connection with the bottom of the inner cavity of the supporting sleeve 6 through the adjusting spring 11, the adjusting spring 11 is located inside the supporting sleeve 6, and two ends of the adjusting spring 11 are respectively in fixed connection with the bottom of the inner cavity of the supporting sleeve 6 and the bottom end of the adjusting rod 7, when the supporting sleeve 6 and the adjusting rod 7 are loosened, the adjusting rod 7 can move under the elastic force action of the adjusting spring 11, and the cooling box 9 is driven to move in the vertical direction, so that the height adjustment process of the cooling box 9 is simpler and more convenient, and time and labor are saved.
Referring to fig. 1 and 4, in order to facilitate the transmission and cooling of the hot-dip galvanized workpiece, a mounting plate 12 is fixedly connected to one side of the adjusting rod 7, a transmission shaft 13 is movably sleeved on the front surface of the mounting plate 12, a transmission motor 14 is fixedly connected to an end portion of the transmission shaft 13, a bottom of the transmission motor 14 is fixedly connected to the back surface of the mounting plate 12 through a bearing plate 15, a transmission wheel 16 is fixedly sleeved on the outside of the transmission shaft 13, a transmission belt 17 is movably sleeved on the outside of the transmission wheel 16, the transmission belt 17 is made of a metal material, the transmission belt 17 penetrates through the inside of the cooling box 9, the middle portion of the surface of the transmission belt 17 is in a mesh shape, when the transmission motor 14 is turned on, the transmission shaft 13 rotates and drives the transmission wheel 16 to rotate, the transmission belt 17 is driven by the transmission wheel 16 to move, the hot-dip galvanized workpiece is placed on the top of, thereby being convenient for conveying and cooling the hot galvanizing workpiece.
Referring to fig. 1, in order to facilitate rapid cooling of a hot-dip galvanized workpiece, a fixing rod 18 is fixedly connected to the top of an inner cavity of a cooling box 9, two gas transmission sleeves 19 are fixedly connected to the bottom end of the fixing rod 18, the two gas transmission sleeves 19 are equal in size, the two gas transmission sleeves 19 are fixedly connected through a connecting pipe, an air inlet pipe 20 is fixedly connected to the top of the gas transmission sleeve 19, an air valve 21 is fixedly installed outside the air inlet pipe 20, an air outlet cover 22 is fixedly installed at the bottom of the gas transmission sleeve 19, when the hot-dip galvanized workpiece moves to the inside of the cooling box 9 along with a conveyor belt 17, the air valve 21 is opened, so that cold air enters the inside of the gas transmission sleeve 19 from the air inlet pipe 20, and is uniformly sprayed from the air outlet cover 22, thereby facilitating rapid cooling of the surface of the hot-dip galvanized workpiece.
The working principle and the using process of the invention are as follows: firstly, the equipment is pushed, the roller 2 is forced to roll, the base 1 is driven to move, and therefore the equipment is convenient to move and use, if the equipment moves to a working area, the adjusting screw rod 4 is rotated to rotate and move downwards, the anti-slip disc 5 is driven to rotate and move downwards, the bottom of the anti-slip disc 5 is in close contact with the ground, the friction force between the anti-slip disc 5 and the ground is increased, the stability of the equipment when the equipment is placed and used is improved, then the bolt 8 is rotated to separate from the screw hole 10, at the moment, the support sleeve 6 and the adjusting rod 7 are loosened, the adjusting rod 7 moves under the action of the elastic force of the adjusting spring 11, the adjusting rod 7 moves in the vertical direction, the adjusting rod 7 drives the cooling box 9 to move in the vertical direction, and therefore the height of the cooling box 9 is convenient to adjust according to the operation requirement, finally, the transmission motor 14 is opened, the transmission shaft 13 is enabled to rotate, the transmission wheel 16 is driven to rotate, the transmission belt 17 can move under the driving of the transmission wheel 16, the hot galvanizing workpiece is placed at the top of the transmission belt 17, the hot galvanizing workpiece can move to the inside of the cooling box 9 along with the transmission belt 17, the air valve 21 is opened simultaneously, air conditioning enters the inside of the air transmission sleeve 19 from the air inlet pipe 20, and is uniformly sprayed out of the air outlet cover 22, the surface of the hot galvanizing workpiece is conveniently conveyed, cooled and cooled, the cooling speed of the hot galvanizing workpiece is accelerated, and the cooling work efficiency of the hot galvanizing workpiece is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A quick cooling arrangement of work piece for hot dip galvanizing, includes base (1), its characterized in that: the bottom of the base (1) is fixedly provided with rollers (2), the side face of the base (1) is fixedly connected with a transverse plate (3), the inner thread of the transverse plate (3) is sleeved with an adjusting screw (4), the bottom end of the adjusting screw (4) is fixedly connected with an anti-skidding disc (5), the top of the base (1) is fixedly connected with a supporting sleeve (6), the inner part of the supporting sleeve (6) is movably sleeved with an adjusting rod (7), the front of the supporting sleeve (6) is fixedly connected with the front of the adjusting rod (7) through a bolt (8), the top end of the adjusting rod (7) is fixedly connected with a cooling box (9), the front of the adjusting rod (7) is provided with a screw hole (10), the bottom end of the adjusting rod (7) is connected with the bottom of the inner cavity of the supporting sleeve (6) through an adjusting spring (11), one side of the adjusting rod (7) is fixedly, the front activity of mounting panel (12) has cup jointed transmission shaft (13), tip fixedly connected with drive motor (14) of transmission shaft (13), the back fixed connection of bearing plate (15) and mounting panel (12) is passed through to the bottom of drive motor (14), the external fixation of transmission shaft (13) has cup jointed drive wheel (16), conveyer belt (17) have been cup jointed in the external activity of drive wheel (16), the top fixedly connected with dead lever (18) of cooler bin (9) inner chamber, the bottom fixedly connected with gas transmission cover (19) of dead lever (18), the top fixedly connected with intake pipe (20) of gas transmission cover (19), the external fixed mounting of intake pipe (20) has pneumatic valve (21), the bottom fixed mounting of gas transmission cover (19) has gas outlet cover (22).
2. The rapid workpiece cooling device for hot galvanizing according to claim 1, characterized in that: the middle part of the top end of the anti-skid disc (5) is perpendicular to the bottom end of the adjusting screw rod (4), and anti-skid grains are formed in the bottom of the anti-skid disc (5).
3. The rapid workpiece cooling device for hot galvanizing according to claim 1, characterized in that: one end of the bolt (8) penetrates through the support sleeve (6) and extends to the inside of the screw hole (10), and the bolt (8) is matched with the screw hole (10).
4. The rapid workpiece cooling device for hot galvanizing according to claim 1, characterized in that: the adjusting spring (11) is positioned in the supporting sleeve (6), and two ends of the adjusting spring (11) are respectively fixedly connected with the bottom of the inner cavity of the supporting sleeve (6) and the bottom end of the adjusting rod (7).
5. The rapid workpiece cooling device for hot galvanizing according to claim 1, characterized in that: the material of conveyer belt (17) is metal material, and conveyer belt (17) run through in the inside of cooler bin (9), the middle part on conveyer belt (17) surface is netted.
6. The rapid workpiece cooling device for hot galvanizing according to claim 1, characterized in that: the number of the gas transmission sleeves (19) is two, the two gas transmission sleeves (19) are equal in size, and the two gas transmission sleeves (19) are fixedly connected through a connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427656.7A CN111457671A (en) | 2020-05-20 | 2020-05-20 | Workpiece rapid cooling equipment for hot galvanizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427656.7A CN111457671A (en) | 2020-05-20 | 2020-05-20 | Workpiece rapid cooling equipment for hot galvanizing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111457671A true CN111457671A (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010427656.7A Pending CN111457671A (en) | 2020-05-20 | 2020-05-20 | Workpiece rapid cooling equipment for hot galvanizing |
Country Status (1)
| Country | Link |
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| CN (1) | CN111457671A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619725A (en) * | 2020-11-09 | 2021-04-09 | 中国航空工业集团公司沈阳飞机设计研究所 | Porous cooling device and system for temperature fatigue test |
| CN112981294A (en) * | 2021-02-03 | 2021-06-18 | 徐州瑞马智能技术有限公司 | Workpiece rapid cooling equipment for hot galvanizing |
| CN115074653A (en) * | 2022-08-12 | 2022-09-20 | 如皋富美龙金属制品有限公司 | Hot-galvanize iron wire cooling passivating device |
| CN115143728A (en) * | 2022-05-19 | 2022-10-04 | 安徽省力通稀土钢缆有限公司 | Accelerated cooling device after hot galvanizing of galvanized steel wires |
-
2020
- 2020-05-20 CN CN202010427656.7A patent/CN111457671A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619725A (en) * | 2020-11-09 | 2021-04-09 | 中国航空工业集团公司沈阳飞机设计研究所 | Porous cooling device and system for temperature fatigue test |
| CN112981294A (en) * | 2021-02-03 | 2021-06-18 | 徐州瑞马智能技术有限公司 | Workpiece rapid cooling equipment for hot galvanizing |
| CN115143728A (en) * | 2022-05-19 | 2022-10-04 | 安徽省力通稀土钢缆有限公司 | Accelerated cooling device after hot galvanizing of galvanized steel wires |
| CN115074653A (en) * | 2022-08-12 | 2022-09-20 | 如皋富美龙金属制品有限公司 | Hot-galvanize iron wire cooling passivating device |
| CN115074653B (en) * | 2022-08-12 | 2022-11-11 | 如皋富美龙金属制品有限公司 | Hot-galvanize iron wire cooling passivating device |
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