CN109797356A - A kind of intelligent zincification device and control method with control Effective Aluminum Content function - Google Patents
A kind of intelligent zincification device and control method with control Effective Aluminum Content function Download PDFInfo
- Publication number
- CN109797356A CN109797356A CN201910095816.XA CN201910095816A CN109797356A CN 109797356 A CN109797356 A CN 109797356A CN 201910095816 A CN201910095816 A CN 201910095816A CN 109797356 A CN109797356 A CN 109797356A
- Authority
- CN
- China
- Prior art keywords
- zinc
- zincification
- effective
- control
- aluminum content
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention discloses a kind of intelligent zincification devices and control method with control Effective Aluminum Content function, including zinc pot, zincification hoisting hook, the effective aluminium on-line detecting system of laser and control system, zincification hoisting hook is arranged in above zinc pot, liquid level detecting sensor and zinc liquid temperature sensor are equipped in zinc pot, the effective aluminium on-line detecting system of laser includes the effective aluminium on-line checking head of laser, the effective aluminium on-line checking head of laser is immersed in zinc liquid, control system respectively with zincification hoisting hook, the effective aluminium on-line detecting system of laser, liquid level detecting sensor is connected with zinc liquid temperature sensor.Continuity during the On-line Control of Effective Aluminum Content and zincification is realized in zinc liquid, the probability that cadmia generates in zinc liquid is greatly reduced, improves the strip quality of production；Improve the safety of production and the stability of production technology.
Description
Technical field
The present invention relates to metallurgical technology fields, and in particular to a kind of intelligent zincification dress with control Effective Aluminum Content function
It sets and control method.
Background technique
High quality heat galvanized sheet is widely used in the industries such as automobile, household electrical appliances, and demand is big, has a extensive future, in zinc-plated life
During production. art, the fluctuation of zinc liquid level, the variation of zinc bath temperature and Effective Aluminum Content and the generation of cadmia cease manner of breathing in zinc pot
It closes, and the generation of cadmia seriously restricts the promotion of strip surface quality.The hot dip zinc product of different cultivars is to zinc bath temperature
And the demand of effectively aluminium is also different in zinc bath, needs to carry out dynamic regulation to zinc bath ingredient for different product, to mention
The surface quality of high strip.
There is part cold rolling mill to put into automatic zincification device at present, but it controls target and all concentrates on the steady of liquid level in zinc pot
Fixed, a kind of Chinese invention patent " zinc melting device for hot-dip galvanizing machine set " of Publication No. CN102230149B provides a kind of molten zinc
Device realizes closed-loop control to the liquid level variation of zinc liquid level, and solving artificial zincification speed and being difficult to control leads to zinc liquid temperature wave
Big problem is moved, but the hanging of zinc ingot metal still needs to manually participate in；" one kind is certainly for the Chinese invention patent of Publication No. CN102373391B
Dynamic zincification device and its control method " a kind of automatic zincification device and its control method are provided, it is able to achieve the complete of zincification process
The automation for the zincification process that automation, the lifting including zinc ingot metal, but its emphasis consider is not accounted for replacing manual work
The factor of zinc ingot metal stable components.
Summary of the invention
The technical problem to be solved by the present invention is in view of the foregoing defects the prior art has, provide a kind of with control
The intelligent zincification device and control method of Effective Aluminum Content function processed, realize in zinc liquid the On-line Control of Effective Aluminum Content and
Continuity during zincification greatly reduces the probability that cadmia generates in zinc liquid, improves the strip quality of production；Improve production
Safety and production technology stability.
Used technical solution is the present invention to solve above-mentioned technical problem:
A kind of intelligent zincification device with control Effective Aluminum Content function, including zinc pot, zincification hoisting hook, laser are effective
Aluminium on-line detecting system and control system, zincification hoisting hook are arranged in above zinc pot, be equipped in zinc pot liquid level detecting sensor and
Zinc liquid temperature sensor, the effective aluminium on-line detecting system of laser include the effective aluminium on-line checking head of laser, and the effective aluminium of laser is online
Detector is immersed in zinc liquid, and control system is passed with zincification hoisting hook, the effective aluminium on-line detecting system of laser, level sensing respectively
Sensor is connected with zinc liquid temperature sensor.
According to above-mentioned technical proposal, zincification hoisting hook includes moving trolley, electric block device for hoisting and bracket, is set on bracket
There is Crane Rail, moving trolley is set on Crane Rail, can be moved along Crane Rail, and electric block device for hoisting is set to movement
On trolley, electric block device for hoisting is for lifting zinc ingot metal.
According to above-mentioned technical proposal, the motor of electric block device for hoisting is equipped with encoder, and encoder and control system connect
It connects.
According to above-mentioned technical proposal, the number of Crane Rail is 2, is arranged side by side on bracket in parallel, each driving rail
It is equipped with moving trolley on road, electric block device for hoisting is equipped in each moving trolley.
According to above-mentioned technical proposal, the section of Crane Rail be it is I-shaped, moving trolley is embedded in I-shaped Crane Rail
On.
According to above-mentioned technical proposal, zinc ingot metal is added in zinc pot by zincification hoisting hook for lifting zinc ingot metal.
According to above-mentioned technical proposal, it is equipped with furnace nose above zinc pot, strip is entered in zinc pot by furnace nose.
According to above-mentioned technical proposal, the number of liquid level detecting sensor is 2, is distributed in two sides in zinc pot；
The number of zinc liquid temperature sensor is 2, is distributed in two sides in zinc pot.
According to above-mentioned technical proposal, Crane Rail is equipped with limit switch.
According to above-mentioned technical proposal, control system includes PLC.
It is including following using the control method of the above-described intelligent zincification device with control Effective Aluminum Content function
Step:
1) control system passes through the effective aluminium on-line checking head of laser, liquid level detecting sensor and zinc liquid temperature sensor difference
Content, zinc liquid level and the zinc liquid temperature of effective aluminium in current zinc bath are acquired, while control system passes through superior system and obtains
The creation data of next strip；
2) control system according to the Effective Aluminum Content detected and the steel band residue length produced, coating weight and
The speed of service calculates the variable quantity for having produced rear Effective Aluminum Content in zinc pot；
3) demand of effective aluminium is calculated by the creation data of strip for control system, in conjunction with the life for collecting strip
Produce that data, zinc liquid temperature, zinc liquid level, Effective Aluminum Content carries out data analysis in zinc liquid, provide maintain zinc liquid level constant and
Reach the control strategy of demand Effective Aluminum Content range；
4) zinc ingot metal of high alumina and low-aluminum-content is hung on the suspension hook of defined zincification hoisting hook according to strategy, lifting
After drive zinc ingot metal to be moved to above zinc pot, stop movement behind the position that reaches capacity, according to Developing Tactics zinc ingot metal height, and
Strategically zinc ingot metal is immersed in pot.
According to above-mentioned technical proposal, the creation data of strip described in the step 1) includes strip kind and length
Degree, the temperature when speed of service, coating weight and strip enter zinc pot in zinc pot；
In the step 3) control strategy include the zinc ingot metal of different aluminum contents alternately and/or simultaneously to immerse in zinc liquid,
And the downlink of each zinc ingot metal immerses the speed of zinc liquid.
The invention has the following advantages:
By the intelligent zincification device and control method with control Effective Aluminum Content function, realize in zinc liquid
Continuity during the On-line Control and zincification of Effective Aluminum Content greatly reduces the probability that cadmia generates in zinc liquid, improves
The strip quality of production；Further, since realizing automatic zincification, staff is on the one hand avoided because in zinc pot near zone work
Make and generate dangerous, it is thus also avoided that the fluctuation of zinc liquid level and the fluctuation of zinc liquid temperature when artificial zincification improve production technology
Stability, be conducive to improve product surface quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in the embodiment of the present invention with the intelligent zincification device of control Effective Aluminum Content function；
Fig. 2 is the structural schematic diagram of zincification hoisting hook in the embodiment of the present invention；
Fig. 3 is the structural block diagram of control system in the embodiment of the present invention；
Fig. 4 is in the embodiment of the present invention using the control of the intelligent zincification device with control Effective Aluminum Content function
The flow chart of method processed；
In figure, 1- furnace nose, the effective aluminium on-line checking head of 2- laser, 3- liquid level detecting sensor, 4- zinc liquid temperature sensing
Device, 5- zinc pot, 6- zinc ingot metal, 7- zincification hoisting hook, 7.1- moving trolley, 8- Crane Rail, 9- zinc liquid, 10- bracket, 11- are electronic
Cucurbit device for hoisting, 12- motor.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
The intelligence with control Effective Aluminum Content function shown in referring to Fig.1~Fig. 4, in one embodiment provided by the invention
Energy zincification device, including the effective aluminium on-line detecting system of zinc pot 5, zincification hoisting hook 7, laser and control system, zincification hoisting hook 7
It is arranged in 5 top of zinc pot, is equipped with liquid level detecting sensor 3 and zinc liquid temperature sensor 4 in zinc pot 5, the effective aluminium of laser is examined online
Examining system includes the effective aluminium on-line checking head 2 of laser, and the effective aluminium on-line checking head 2 of laser is immersed in zinc liquid, control system point
It is not connect with zincification hoisting hook 7, the effective aluminium on-line detecting system of laser, liquid level detecting sensor 3 and zinc liquid temperature sensor 4.
Further, zincification hoisting hook 7 includes moving trolley 7.1, electric block device for hoisting 11 and bracket 10,10 cloth of bracket
It is placed in 5 top of zinc pot, bracket 10 is equipped with Crane Rail 8, and moving trolley 7.1 is set on Crane Rail 8, can be along Crane Rail
8 is mobile, and electric block device for hoisting 11 is set in moving trolley 7.1, and electric block device for hoisting 11 is for lifting zinc ingot metal 6.
Further, the motor of electric block device for hoisting is equipped with encoder, and encoder is connect with control system.
Further, the number of Crane Rail 8 is 2, is arranged side by side on bracket in parallel, on each Crane Rail 8
Equipped with moving trolley 7.1, electric block device for hoisting is equipped in each moving trolley 7.1.
Further, the section of Crane Rail 8 is I-shaped, and moving trolley 7.1 is embedded on I-shaped Crane Rail 8.
Further, zinc ingot metal 6 is added in zinc pot 5 by zincification hoisting hook 7 for lifting zinc ingot metal 6.
Further, furnace nose 1 is equipped with above zinc pot 5, strip is entered in zinc pot 5 by furnace nose 1.
Further, the number of liquid level detecting sensor 3 is 2, is distributed in two sides in zinc pot 5；
The number of zinc liquid temperature sensor 4 is 2, is distributed in two sides in zinc pot 5.
Further, Crane Rail 8 is equipped with limit switch.
Further, control system includes PLC.
It is including following using the control method of the above-described intelligent zincification device with control Effective Aluminum Content function
Step:
1) control system passes through the effective aluminium on-line checking head 2 of laser, liquid level detecting sensor 3 and zinc liquid temperature sensor 4
Content, zinc liquid level and the zinc liquid temperature of effective aluminium in current zinc bath are acquired respectively, while control system passes through superior system
Obtain the creation data of next coiled strip steel；
2) control system according to the Effective Aluminum Content detected and the steel band residue length produced, coating weight and
The speed of service calculates the variable quantity for having produced rear Effective Aluminum Content in zinc pot 5；
3) demand of effective aluminium is calculated by the creation data of strip for control system, in conjunction with the life for collecting strip
Produce that data, zinc liquid temperature, zinc liquid level, Effective Aluminum Content carries out data analysis in zinc liquid, provide maintain zinc liquid level constant and
Reach the control strategy of demand Effective Aluminum Content range；
4) the zincification lifting being hung in the zinc ingot metal 6 of high alumina and low-aluminum-content according to strategy on defined Crane Rail 8
It hangs on 7 suspension hook, moving trolley 7.1 drives zinc ingot metal 6 to reach 5 top of zinc pot after lifting, stops moving behind the position that reaches capacity
It is dynamic, the mode of zinc pot is immersed according to Developing Tactics zinc ingot metal.
Further, the creation data of strip described in the step 1) includes in strip kind and length, zinc pot 5
The speed of service, coating weight and strip enter temperature when zinc pot 5；
In the step 3) control strategy include the zinc ingot metal 6 of different aluminum contents alternately and/or simultaneously to immerse in zinc liquid,
And the downlink of each zinc ingot metal 6 immerses the speed of zinc liquid.
In one embodiment of the present of invention, as shown in FIG. 1 to 3, which has the intelligence of control Effective Aluminum Content function
Zincification device comprising: a set of intelligence zincification control system, zinc pot 5 and zincification hoisting hook 7.Wherein intelligent zincification control system
Including control cabinet, the PLC module containing man-machine picture, PLC output module and input module, two liquid level detecting sensors 3, two
Zinc liquid temperature sensor 4 and the effective aluminium on-line checking head 2 of a laser.Control cabinet one end and two sets of zincification hoisting hooks 7 connect
It connects, the other end is connect with PLC module, and liquid level detecting sensor 3 is mounted on 5 top of zinc pot, is respectively placed in the two sides of zinc pot 5, is used
In the liquid level of zinc liquid 9 in detection zinc pot 5, the input module of output signal and PLC are connected；Zinc liquid temperature sensor 4 is used
In the temperature of zinc liquid 9 in detection zinc pot 5, positioned at the two sides of zinc pot 5, the input module of output signal and PLC are connected；Laser has
It imitates aluminium on-line checking head 2 to immerse in zinc pot, the variation of interior Effective Aluminum Content, the data of the detection system is bathed for monitoring zinc on-line
By bus transfer to PLC for data analysis and decision.Zincification hoisting hook 7 is the electric gourd hang containing moving trolley 7.1
Device 11, including a bracket 10, there is two parallel Crane Rails 8 above, and two Crane Rails 8 are used for moving trolley 7.1
Walking, be furnished with a set of electric block device for hoisting 11 under each moving trolley, lifted for zinc ingot metal 6, zinc ingot metal 6 passes through hook lifting
Under electric hoist 11.Two parallel moving trolley Crane Rails 8 are fixed on the steel structure support 10 on 5 side of zinc pot, each rail
For 7 section of road at " work " word machine structure, moving trolley 7.1 is embedded on " work " word track 8 movement, and moving trolley 7.1 is driven by motor
It is dynamic, make it that electric block device for hoisting be driven to orbit, every track two sides are fitted with limit limit switch, for fixed
Position lifting zinc ingot metal and zinc ingot metal enter the position of zinc pot, and the signal output end of limit switch is connect by control cabinet with PLC module.Electricity
Dynamic cucurbit device for hoisting 11, is able to achieve the lifting of zinc ingot metal, encoder is equipped on motor 12, the output signal of encoder passes through control
Case is connect with PLC module, and signal input part is connect with motor 12.
Such as Fig. 4, when carrying out zincification using above-mentioned zincification device:
First: moving trolley is in Wait Orders such as zinc ingot metal libraries；
Step 1: collecting the content parameter of effective aluminium in current zinc bath by the input module of PLC, while passing through bus
System PLC is available current and manufacturing parameters of next number volume coiled strip steels, and manufacturing parameter includes: kind, length, in zinc pot
The speed of service, zinc liquid temperature, coating weight and effective aluminium demand.
Step 2: whether comparison current detection Effective Aluminum Content meets the requirements with demand, if met the requirements, check down
One coiled strip steel Effective Aluminum Content requires and estimates Effective Aluminum Content variable quantity in zinc bath, and can see meet the requirements, if still meeting
It is required that the Effective Aluminum Content for continuing to retrieve x+2 (x is current strip) coiled strip steel requires and estimates Effective Aluminum Content variation in zinc bath
Amount, compares judgement, until the Effective Aluminum Content and demand estimated mismatch.
Step 3: intelligence system combine collected creation data early period (temperature when thickness of coating, strip such as zinc pot),
Zinc liquid temperature, zinc liquid level, Effective Aluminum Content carries out big data analysis in zinc liquid, and carries out intelligent decision, provides maintenance zinc
Liquid level constant and the control strategy for reaching demand Effective Aluminum Content range, control strategy include the zinc ingot metal of different aluminum contents with how
Mode (alternately, simultaneously, the downstream rate of each zinc ingot metal) immerse in zinc liquid, and zinc ingot metal suspending way is shown on HMI.
Step 4: hanging oneself in defined suspension hook according to the hanging scheme shown on HMI and installing the zinc ingot metal of corresponding requirements.
Step 5: zincification hoisting hook is run to right above zinc pot, moving trolley stops after limit switch detects signal
Movement, and zinc ingot metal is put into zinc pot according to scheme.
Step 6: returning to the detection that second step continues Effective Aluminum Content in zinc bath.
Above is only presently preferred embodiments of the present invention, and of course, the scope of rights of the present invention cannot be limited by this,
Therefore according to equivalence changes made by scope of the present invention patent, still belong to protection scope of the present invention.
Claims (10)
1. a kind of intelligent zincification device with control Effective Aluminum Content function, which is characterized in that including zinc pot, zincification lifting
It hangs, the effective aluminium on-line detecting system of laser and control system, zincification hoisting hook are arranged in zinc pot top, are equipped with liquid level in zinc pot and examine
It surveys sensor and zinc liquid temperature sensor, the effective aluminium on-line detecting system of laser includes the effective aluminium on-line checking head of laser, laser
Effective aluminium on-line checking head is immersed in zinc pot, control system respectively with zincification hoisting hook, the effective aluminium on-line detecting system of laser,
Liquid level detecting sensor is connected with zinc liquid temperature sensor.
2. the intelligent zincification device with control Effective Aluminum Content function according to claim 1, which is characterized in that zincification
Hoisting hook includes moving trolley, electric block device for hoisting and bracket, and bracket is equipped with Crane Rail, and moving trolley is set to driving
It on track, can be moved along Crane Rail, electric block device for hoisting is set in moving trolley, and electric block device for hoisting is for lifting
Zinc ingot metal.
3. the intelligent zincification device with control Effective Aluminum Content function according to claim 2, which is characterized in that electronic
The motor of cucurbit device for hoisting is equipped with encoder, and encoder is connect with control system.
4. the intelligent zincification device with control Effective Aluminum Content function according to claim 2, which is characterized in that driving
The number of track is 2, is arranged side by side on bracket in parallel, moving trolley is equipped on each Crane Rail, each movement is small
Electric block device for hoisting is equipped on vehicle.
5. the intelligent zincification device with control Effective Aluminum Content function according to claim 2, which is characterized in that driving
The section of track be it is I-shaped, moving trolley is embedded on I-shaped Crane Rail.
6. the intelligent zincification device with control Effective Aluminum Content function according to claim 1, which is characterized in that liquid level
The number of detection sensor is 2, is distributed in two sides in zinc pot；
The number of zinc liquid temperature sensor is 2, is distributed in two sides in zinc pot.
7. the intelligent zincification device with control Effective Aluminum Content function according to claim 1, which is characterized in that driving
Track is equipped with limit switch.
8. the intelligent zincification device with control Effective Aluminum Content function according to claim 1, which is characterized in that control
System includes PLC.
9. special using the control method of the intelligent zincification device with control Effective Aluminum Content function described in claim 1
Sign is, comprising the following steps:
1) control system is acquired respectively by the effective aluminium on-line checking head of laser, liquid level detecting sensor and zinc liquid temperature sensor
Effective content, zinc liquid level and the zinc liquid temperature of aluminium in current zinc bath, at the same control system obtained by superior system it is next
The creation data of strip；
2) control system is according to the Effective Aluminum Content detected and the steel band residue length, coating weight and the zinc pot that are producing
The interior speed of service calculates the variable quantity for having produced rear Effective Aluminum Content；
3) demand of effective aluminium is calculated by the creation data of strip for control system, in conjunction with the production number for collecting strip
According to, Effective Aluminum Content carries out data analysis in zinc liquid temperature, zinc liquid level, zinc liquid, provide and maintain zinc liquid level constant and reach
The control strategy of demand Effective Aluminum Content range；
4) zinc ingot metal of high alumina and low-aluminum-content is hung on the suspension hook of defined zincification hoisting hook according to strategy, lifting finishes
It drives zinc ingot metal to be moved to above zinc pot afterwards, stops movement behind the position that reaches capacity, according to Developing Tactics zinc ingot metal height, and according to
Strategy immerses zinc ingot metal in pot.
10. according to control method described in claims 1, which is characterized in that the life of steel band described in the step 1)
Producing data includes the temperature when speed of service, coating weight and strip enter zinc pot in steel band kind and length, zinc pot；
Control strategy includes the zinc ingot metal of different aluminum contents alternately and/or simultaneously to immerse in zinc liquid in the step 3), and
The downlink of each zinc ingot metal immerses the speed of zinc liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095816.XA CN109797356B (en) | 2019-01-31 | 2019-01-31 | Intelligent zinc adding device with effective aluminum content control function and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095816.XA CN109797356B (en) | 2019-01-31 | 2019-01-31 | Intelligent zinc adding device with effective aluminum content control function and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109797356A true CN109797356A (en) | 2019-05-24 |
| CN109797356B CN109797356B (en) | 2021-05-28 |
Family
ID=66560620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910095816.XA Active CN109797356B (en) | 2019-01-31 | 2019-01-31 | Intelligent zinc adding device with effective aluminum content control function and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109797356B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111882030A (en) * | 2020-06-29 | 2020-11-03 | 武汉钢铁有限公司 | Ingot adding strategy method based on deep reinforcement learning |
| CN113934237A (en) * | 2020-06-29 | 2022-01-14 | 上海梅山钢铁股份有限公司 | Zinc pot liquid level control method |
| CN114182189A (en) * | 2020-09-14 | 2022-03-15 | 上海梅山钢铁股份有限公司 | Automatic zinc melting method for hot-dip aluminum-zinc production line |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205581003U (en) * | 2016-04-15 | 2016-09-14 | 华菱安赛乐米塔尔汽车板有限公司 | Novel zinc liquid composition measurement device |
| CN107365955A (en) * | 2016-05-12 | 2017-11-21 | 鞍钢股份有限公司 | A kind of method for controlling the effective aluminium of zinc pot |
| CN208279674U (en) * | 2018-05-31 | 2018-12-25 | 宝钢工程技术集团有限公司 | Automatic zincification ingot device |
-
2019
- 2019-01-31 CN CN201910095816.XA patent/CN109797356B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205581003U (en) * | 2016-04-15 | 2016-09-14 | 华菱安赛乐米塔尔汽车板有限公司 | Novel zinc liquid composition measurement device |
| CN107365955A (en) * | 2016-05-12 | 2017-11-21 | 鞍钢股份有限公司 | A kind of method for controlling the effective aluminium of zinc pot |
| CN208279674U (en) * | 2018-05-31 | 2018-12-25 | 宝钢工程技术集团有限公司 | Automatic zincification ingot device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111882030A (en) * | 2020-06-29 | 2020-11-03 | 武汉钢铁有限公司 | Ingot adding strategy method based on deep reinforcement learning |
| CN113934237A (en) * | 2020-06-29 | 2022-01-14 | 上海梅山钢铁股份有限公司 | Zinc pot liquid level control method |
| CN111882030B (en) * | 2020-06-29 | 2023-12-05 | 武汉钢铁有限公司 | Ingot adding strategy method based on deep reinforcement learning |
| CN114182189A (en) * | 2020-09-14 | 2022-03-15 | 上海梅山钢铁股份有限公司 | Automatic zinc melting method for hot-dip aluminum-zinc production line |
| CN114182189B (en) * | 2020-09-14 | 2023-10-13 | 上海梅山钢铁股份有限公司 | Automatic zinc melting method for hot-dip aluminum zinc production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109797356B (en) | 2021-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102230149B (en) | Zinc melting device for hot-dip galvanizing machine set | |
| CN109797356A (en) | A kind of intelligent zincification device and control method with control Effective Aluminum Content function | |
| CN103388117B (en) | A kind of galvanized steel wire and manufacture method thereof and hot-galvanizing equipment | |
| CN106757159A (en) | A kind of anode surveys intelligence pole-changing device high and method | |
| CN106365043B (en) | Bridge crane semi-loop constant speed prevents shaking control method | |
| CN102607504B (en) | Method for detecting spangle sizes on surfaces of hot-dipped galvanized sheets on line | |
| CN108672504B (en) | A kind of cold-strip steel induction heating coil of strip transition temperature control method | |
| CN111961998A (en) | Novel process and system for high-efficiency production of hot galvanizing aluminum-zinc coating and color coating | |
| CN109763085A (en) | A kind of temperature controlled method of hot galvanizing line alloying section | |
| CN208279674U (en) | Automatic zincification ingot device | |
| CN205774762U (en) | Zinc pot liquid level built-in stabilizers | |
| CN206843568U (en) | The control device of wire galvanization thickness | |
| KR101186190B1 (en) | Position recognition system for removing dross of hot zinc pot | |
| CN110551958A (en) | Automatic zinc ingot feeding device and using method thereof | |
| CN1717505B (en) | Method and device for hot-dip coating a metal strand | |
| CN101538695B (en) | Multifunctional device used for plating layer research | |
| KR100887114B1 (en) | Apparatus and method for controlling aluminum concentration in molten zinc pot of continuous hot dip galvanizing line | |
| CN206069208U (en) | A kind of bridging crane main beam body structure | |
| CN203238320U (en) | Automatic zinc adding device of hot galvanizing unit | |
| JP3770480B2 (en) | Tact-type electrodeposition coating method | |
| CN107022728A (en) | The control device and method of wire galvanization thickness | |
| CN107761030A (en) | A kind of zinc pot process for stabilizing control method applied to galvanizing link | |
| CN216613788U (en) | Iron tower structure intelligence hot-galvanize system | |
| AU2013211694A1 (en) | Method for improving a metal coating on a steel strip | |
| CN220787797U (en) | Hot dip galvanization lifting appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |