CN205701272U - Roller coater with pressure control - Google Patents
Roller coater with pressure control Download PDFInfo
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- CN205701272U CN205701272U CN201620400848.8U CN201620400848U CN205701272U CN 205701272 U CN205701272 U CN 205701272U CN 201620400848 U CN201620400848 U CN 201620400848U CN 205701272 U CN205701272 U CN 205701272U
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- pressure
- picking roller
- applicator roll
- motor
- roller
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 239000011248 coating agent Substances 0.000 claims abstract description 23
- 238000000576 coating method Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000000052 comparative effect Effects 0.000 claims description 23
- 238000002161 passivation Methods 0.000 abstract description 9
- 238000005097 cold rolling Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 2
- 230000008859 change Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Application Of Or Painting With Fluid Materials (AREA)
- Coating Apparatus (AREA)
Abstract
The utility model relates to the technical field of cold rolling aftertreatment passivation, and discloses a roller coater with pressure control, wherein a first coating mechanism, a second coating mechanism and a first pressure detection device of the roller coater are arranged between a first coating roller and a shaft head of a first material picking roller; the second pressure detection device is arranged between the second coating roller and the shaft head of the second material picking roller; the control device is respectively in electric signal connection with the first pressure detection device and the second pressure detection device; a first actual pressure between the first coating roller and the first pick-up roller and a second actual pressure between the second coating roller and the second pick-up roller are controlled by the control device. The utility model provides a roll coater with pressure control has prevented the emergence of passivation inequality phenomenon, makes the passive film thickness on belted steel surface more stable.
Description
Technical field
This utility model relates to cold rolling post processing passivating technique field, has pressure controlled roll coater particularly to one.
Background technology
The Main Function of roll coater is to coat one layer of uniformly passivating film of densification at belt steel surface, and this passivating film can be completely separated with corrosive medium by strip steel, thus improves the durability of galvanized sheet, thus roll coater becomes cold rolling hot dip galvanizing and produces requisite equipment in line.
In prior art, applicator roll and material-picking roller are the lifting of the turbine and worm regulation roller by spindle nose two ends thus control pressure size, finally realize the regulation to passivation film thickness.
Present inventor, during realizing the embodiment of the present application technical scheme, at least finds to exist in prior art following technical problem:
The thickness of passivating film needs to control in certain scope, and film is the thinnest, then corrosion resistance is low, and film is the thickest, then poorly conductive and cost increase, and therefore between two rollers, the stability of pressure directly determines the uniformity of thickness.Owing in prior art, turbine and worm is Non-follow control, cannot real-Time Compensation to the abrasion of the change of strip steel specification and rubber roll, so that thickness is unstable, it is easily generated the unequal phenomenon of passivation, thus cause the generation of waste product, additionally, operator it is frequently necessary to adjust for a long time parameter to stablize thickness, cause the waste of personnel and resource.
Utility model content
This utility model has pressure controlled roll coater by providing one, pressure-detecting device is increased between applicator roll and material-picking roller spindle nose, and increase driving means and control device, thus realize automatically controlling of pressure between applicator roll and material-picking roller, preventing from being passivated the generation of unequal phenomenon, the passivation film thickness making belt steel surface is more stable.
In order to solve the problems referred to above, this utility model provides one and has pressure controlled roll coater, it is applied to the coating of strip steel, described roll coater includes: the first coating mechanism, including the first charging tray, the first material-picking roller, it is arranged at the first motor that the first turbine and worm of described first material-picking roller roller head connects and the first applicator roll contacted with described first material-picking roller with described first worm and gear, wherein, described first motor drives described first turbine and worm to drive the movement of described first material-picking roller；Second coating mechanism, including the second charging tray, the second material-picking roller, it is arranged at the second motor that the second turbine and worm of described second material-picking roller roller head connects and the second applicator roll contacted with described second material-picking roller with described second worm and gear, wherein, described second motor drives described first turbine and worm to drive the movement of described second material-picking roller；First pressure-detecting device, is arranged between the spindle nose of described first applicator roll and described first material-picking roller；Second pressure-detecting device, is arranged between the spindle nose of described second applicator roll and described second material-picking roller；Control device, be connected with described first pressure-detecting device and the second pressure-detecting device signal of telecommunication respectively；Wherein, described first pressure-detecting device is for detecting the first pressure between described first applicator roll and described first material-picking roller, described second pressure-detecting device is for detecting the second pressure between described second applicator roll and described second material-picking roller, and control the second actual pressure between the first actual pressure and described second applicator roll and described second material-picking roller between described first applicator roll and described first material-picking roller by described control device, by described first material-picking roller and the rotation of the first applicator roll, thus passivating solution is coated in the first side of described strip steel；By described second material-picking roller and the rotation of the second applicator roll, thus passivating solution is coated in the second side of described strip steel.
Further, described roll coater also includes driving means, and described driving means is connected with described first motor, the second motor respectively.
Further, described control device specifically includes: comparator, for described first pressure and the first pressure set points being compared, obtains the first comparative result, described second pressure and the second pressure set points is compared, obtain the second comparative result；Controller, according to described first comparative result and the second comparative result, controls described first motor and the rotating speed of described second motor, thus drives described first turbine and worm and the rotation of the second worm and gear.
Further, controller is according to described first comparative result, and adjusting the pressure between the spindle nose of described first applicator roll and described first material-picking roller is the 3rd pressure；According to described second comparative result, the pressure adjusted between the spindle nose of described second applicator roll and described second material-picking roller is the 4th pressure, thus realizes being automatically adjusted of pressure.
Further, described controller is PID controller.
Further, described first motor and the second motor are motor.
Further, the first pressure-detecting device is pressure transducer.
Further, the second pressure-detecting device is pressure transducer.
Further, the end of described first applicator roll is provided with side cover.
Further, the end of described second applicator roll is provided with side cover.
Compared with prior art, the pressure controlled roll coater that has that this utility model provides has the following advantages and beneficial effect:
Of the present utility model have pressure controlled roll coater, roll coater includes the first coating mechanism and the second coating mechanism, the first turbine and worm is driven to drive the movement of the first material-picking roller by the first motor, and by described first material-picking roller and the rotation of the first applicator roll, thus passivating solution is coated in the first side of described strip steel；Second coating mechanism, drives the second turbine and worm to drive the movement of the second material-picking roller by the second motor, and by the second material-picking roller and the rotation of the second applicator roll, thus passivating solution is coated in the second side of described strip steel；And detect the second pressure between the first pressure between the first applicator roll and the first material-picking roller and the second applicator roll and the second material-picking roller respectively by the first pressure-detecting device and the second pressure-detecting device, the first actual pressure between the first applicator roll and the first material-picking roller and the second actual pressure between described second applicator roll and described second material-picking roller is controlled again by control device, realize being automatically adjusted of pressure, thus preventing from being passivated the generation of unequal phenomenon, the passivation film thickness making belt steel surface is more stable.
Further, control device to specifically include: comparator and controller, controller can be according to the result of comparator, control described first motor and the rotating speed of described second motor, specially controller is according to the first comparative result, and adjusting the pressure between the spindle nose of described first applicator roll and described first material-picking roller is the 3rd pressure；According to the second comparative result, the pressure adjusted between the spindle nose of the second applicator roll and described second material-picking roller is the 4th pressure, thus realizes being automatically adjusted of pressure.
Further, roll coater also includes driving means, and described driving means is connected with described first motor, the second motor respectively, provides driving force for the first motor and the second motor.
Further, the first pressure-detecting device and the second pressure-detecting device are pressure transducer, can the situation of change of reaction pressure more accurately.
Further, the end of described first applicator roll and the second applicator roll is provided with side cover, can prevent the splashing of passivating solution.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present application, in describing embodiment below, the required accompanying drawing used and reference are briefly described, apparently, accompanying drawing in describing below is only embodiments herein, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
The structural representation of the roll coater that Fig. 1 provides for this utility model embodiment；
The pressure controlled schematic diagram of roll coater that Fig. 2 provides for this utility model embodiment；
Description of reference numerals: 1. the first applicator roll 2. first pressure-detecting device 3. first material-picking roller 4. first charging tray 5. first worm and gear 6. first motor 7. second motor 8. second worm and gear 9. second charging tray 10. second material-picking roller 11. second pressure-detecting device 12. second applicator roll.
Detailed description of the invention
The embodiment of the present application has pressure controlled roll coater by providing one, pressure-detecting device is increased between applicator roll and material-picking roller spindle nose, and increase driving means and control device, thus realize automatically controlling of pressure between applicator roll and material-picking roller, preventing from being passivated the generation of unequal phenomenon, the passivation film thickness making belt steel surface is more stable.
The technical scheme of the embodiment of the present application is for solving above-mentioned technical problem, general thought is as follows: one has pressure controlled roll coater, described roll coater includes: the first coating mechanism, including the first charging tray, first material-picking roller, it is arranged at the first turbine and worm of described first material-picking roller roller head, the first motor connected with described first worm and gear and the first applicator roll contacted with described first material-picking roller, wherein, described first motor drives described first turbine and worm to drive the movement of described first material-picking roller, and by described first material-picking roller and the rotation of described first applicator roll, thus passivating solution is coated in the first side of described strip steel；Second coating mechanism, including the second charging tray, the second material-picking roller, it is arranged at the second motor that the second turbine and worm of described second material-picking roller roller head connects and the second applicator roll contacted with described second material-picking roller with described first worm and gear, wherein, described second motor drives described second turbine and worm to drive the movement of described second material-picking roller, and by described second material-picking roller and the rotation of described second applicator roll, thus passivating solution is coated in the second side of described strip steel；First pressure-detecting device, is arranged between the spindle nose of described first applicator roll and described first material-picking roller；Second pressure-detecting device, is arranged between the spindle nose of described second applicator roll and described second material-picking roller；Control device, be connected with described first pressure-detecting device and the second pressure-detecting device signal of telecommunication respectively；Wherein, described first pressure-detecting device is for detecting the first pressure between described first applicator roll and described first material-picking roller, described second pressure-detecting device is for detecting the second pressure between described second applicator roll and described second material-picking roller, and controls the second actual pressure between the first actual pressure and described second applicator roll and described second material-picking roller between described first applicator roll and described first material-picking roller by described control device.
In order to be more fully understood that the technical scheme of the application, below in conjunction with Figure of description and specific embodiment, technique scheme is described in detail, the specific features being to be understood that in this utility model embodiment and embodiment is the detailed description to technical scheme, rather than the restriction to technical scheme, in the case of not conflicting, the technical characteristic in the embodiment of the present application and embodiment can be mutually combined.
Referring to Fig. 1-2, this utility model embodiment provides one and has pressure controlled roll coater, and described roll coater includes:
First coating mechanism, including first charging tray the 4, first material-picking roller 3, it is arranged at the first motor 6 that the first turbine and worm 5 of described first material-picking roller 3 roller head connects and the first applicator roll 1 contacted with described first material-picking roller 3 with described first worm and gear 5, wherein, described first motor 6 drives described first turbine and worm 5 to drive the movement of described first material-picking roller 3, and by described first material-picking roller 3 and the rotation of the first applicator roll 1, thus passivating solution is coated in the first side of described strip steel；
Second coating mechanism, including second charging tray the 9, second material-picking roller 10, it is arranged at the second motor 7 that the second turbine and worm 8 of described second material-picking roller 10 roller head connects and the second applicator roll 12 contacted with described second material-picking roller 10 with described second worm and gear 8, wherein, described second motor 7 drives described second turbine and worm 8 to drive the movement of described second material-picking roller 10, and by described second material-picking roller 10 and the rotation of described second applicator roll 12, thus passivating solution is coated in the second side of described strip steel；
First pressure-detecting device 2, is arranged between the spindle nose of described first applicator roll 1 and described first material-picking roller 3；
Second pressure-detecting device 11, is arranged between the spindle nose of described second applicator roll 12 and described second material-picking roller 10；
Control device, be connected with described first pressure-detecting device 2 and second pressure-detecting device 11 signal of telecommunication respectively；
Wherein, described first pressure-detecting device 2 is for detecting the first pressure between described first applicator roll 1 and described first material-picking roller 3, described second pressure-detecting device 11 is for detecting the second pressure between described second applicator roll 12 and described second material-picking roller 10, and controls the second actual pressure between the first actual pressure and described second applicator roll 12 and described second material-picking roller 10 between described first applicator roll 1 and described first material-picking roller 3 by described control device.
Further, described roll coater also includes driving means, described driving means is connected with described first motor the 6, second motor 7 respectively, specifically, described driving means can drive the rotation of described first motor the 6, second motor 7, and the first motor 6 drives the movement of the first material-picking roller 3, by the first material-picking roller rotate thus pick the passivating solution in charging tray 1, second motor 7 drives the movement of the second material-picking roller 10, by the second material-picking roller rotate thus pick the passivating solution in charging tray 9.
Further, described control device specifically includes:
Comparator, for described first pressure and the first pressure set points being compared, obtains the first comparative result, described second pressure and the second pressure set points is compared, obtain the second comparative result；
Controller, according to described first comparative result and the second comparative result, controls described first motor 6 and the rotating speed of described second motor 7, thus drives described first turbine and worm 5 and the rotation of the second worm and gear 8.
Specifically, controller is according to described first comparative result, and the pressure adjusted between the spindle nose of described first applicator roll 1 and described first material-picking roller 3 is the 3rd pressure；According to described second comparative result, adjusting the pressure that described second applicator roll 12 states between the spindle nose of the second material-picking roller 10 is the 4th pressure, realize being automatically adjusted of pressure, make between the first applicator roll 1 and described first material-picking roller 3, the second applicator roll 12 is stated the pressure between the second material-picking roller 10 and is remained stable, preventing from being passivated the generation of unequal phenomenon, the passivation film thickness making belt steel surface is more stable.
Further, described controller is PID controller, by the change of the controlled pressing pressure of PID controller, and controls the first motor 6 and rotating speed of the second motor 7.
Further, described first motor 6 and the second motor 7 are motor.
Further, the first pressure-detecting device 2 and the second pressure-detecting device 11 are pressure transducer, can the situation of change of reaction pressure more accurately.
Further, described first applicator roll 1 and the second applicator roll 12 are provided with side cover, can prevent the splashing of passivating solution.
nullA kind of specific works principle with pressure controlled roll coater and process that this utility model provide are described below，See Fig. 2，As a example by the first side coating of strip steel，When roll gap pressure changes due to disturbance factors such as strip steel specification changes or applicator roll abrasion，The first pressure-detecting device 2 being arranged between the spindle nose of described first applicator roll 1 and described first material-picking roller 3 detects the first pressure，This force value is fed back to control device，By controlling the comparator of device，First pressure and the first preset value are compared，Obtain the first comparative result，The pressure adjusted by controller again between the spindle nose of described first applicator roll 1 and described first material-picking roller 3 is the 3rd pressure，And changed by signal，3rd force value is converted into the positional value of the first motor 6，The motor control to the first motor 6 is realized again by driving means，First motor 6 drives the first turbine and worm to drive the rotation of described first material-picking roller 3，And drive the rotation of described first applicator roll 1，Thus passivating solution is coated in the first side of described strip steel.
Compared with prior art, the pressure controlled roll coater that has that this utility model provides has the following advantages and beneficial effect:
Of the present utility model have pressure controlled roll coater, roll coater includes the first coating mechanism and the second coating mechanism, the first turbine and worm is driven to drive the movement of the first material-picking roller by the first motor, and by described first material-picking roller and the rotation of described first applicator roll, thus passivating solution is coated in the first side of described strip steel；Second coating mechanism, drives the second turbine and worm to drive the movement of the second material-picking roller by the second motor, and by described second material-picking roller and the rotation of described second applicator roll, thus passivating solution is coated in the second side of described strip steel；And detect the second pressure between the first pressure between the first applicator roll and the first material-picking roller and the second applicator roll and the second material-picking roller respectively by the first pressure-detecting device and the second pressure-detecting device, the first actual pressure between the first applicator roll and the first material-picking roller and the second actual pressure between described second applicator roll and described second material-picking roller is controlled again by control device, realize being automatically adjusted of pressure, thus preventing from being passivated the generation of unequal phenomenon, the passivation film thickness making belt steel surface is more stable.
Further, control device to specifically include: comparator and controller, controller can be according to the result of comparator, control described first motor and the rotating speed of described second motor, specially controller is according to the first comparative result, and adjusting the pressure between the spindle nose of described first applicator roll and described first material-picking roller is the 3rd pressure；According to the second comparative result, the pressure adjusted between the spindle nose of the second applicator roll and described second material-picking roller is the 4th pressure, thus realizes being automatically adjusted of pressure.
Further, roll coater also includes driving means, and described driving means is connected with described first motor, the second motor respectively, provides driving force for the first motor and the second motor.
Further, the first pressure-detecting device and the second pressure-detecting device are pressure transducer, can the situation of change of reaction pressure more accurately.
Further, the end of described first applicator roll and the second applicator roll is provided with side cover, can prevent the splashing of passivating solution.
Obviously, those skilled in the art can carry out various change and modification without deviating from spirit and scope of the present utility model to this utility model.So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (10)
1. there is a pressure controlled roll coater, be applied to the coating of strip steel, it is characterised in that described roll coater includes:
First coating mechanism, including the first charging tray, the first material-picking roller, it is arranged at the first motor that the first worm and gear of described first material-picking roller roller head connects and the first applicator roll contacted with described first material-picking roller with described first worm and gear, wherein, described first motor drives described first worm and gear to drive the movement of described first material-picking roller；
Second coating mechanism, including the second charging tray, the second material-picking roller, it is arranged at the second motor that the second worm and gear of described second material-picking roller roller head connects and the second applicator roll contacted with described second material-picking roller with described second worm and gear, wherein, described second motor drives described second worm and gear to drive the movement of described second material-picking roller；
First pressure-detecting device, is arranged between the spindle nose of described first applicator roll and described first material-picking roller；
Second pressure-detecting device, is arranged between the spindle nose of described second applicator roll and described second material-picking roller；
Control device, be connected with described first pressure-detecting device and the second pressure-detecting device signal of telecommunication respectively；
Wherein, described first pressure-detecting device is for detecting the first pressure between described first applicator roll and described first material-picking roller, described second pressure-detecting device is for detecting the second pressure between described second applicator roll and described second material-picking roller, and control the second actual pressure between the first actual pressure and described second applicator roll and described second material-picking roller between described first applicator roll and described first material-picking roller by described control device, by described first material-picking roller and the rotation of the first applicator roll, thus passivating solution is coated in the first side of described strip steel；By described second material-picking roller and the rotation of the second applicator roll, thus passivating solution is coated in the second side of described strip steel.
The most according to claim 1 have pressure controlled roll coater, it is characterised in that described roll coater also includes driving means, and described driving means is connected with described first motor, the second motor respectively.
The most according to claim 2 have pressure controlled roll coater, it is characterised in that described control device specifically includes:
Comparator, for described first pressure and the first pressure set points being compared, obtains the first comparative result, described second pressure and the second pressure set points is compared, obtain the second comparative result；
Controller, according to described first comparative result and the second comparative result, controls described first motor and the rotating speed of described second motor, thus drives described first worm and gear and the rotation of the second worm and gear.
The most according to claim 3 have pressure controlled roll coater, it is characterised in that controller is according to described first comparative result, and adjusting the pressure between the spindle nose of described first applicator roll and described first material-picking roller is the 3rd pressure；According to described second comparative result, the pressure adjusted between the spindle nose of described second applicator roll and described second material-picking roller is the 4th pressure, thus realizes being automatically adjusted of pressure.
The most according to claim 3 have pressure controlled roll coater, it is characterised in that described controller is PID controller.
The most according to claim 1 have pressure controlled roll coater, it is characterised in that described first motor and the second motor are motor.
The most according to claim 1 have pressure controlled roll coater, it is characterised in that the first pressure-detecting device is pressure transducer.
The most according to claim 1 have pressure controlled roll coater, it is characterised in that the second pressure-detecting device is pressure transducer.
The most according to claim 1 have pressure controlled roll coater, it is characterised in that the end of described first applicator roll is provided with side cover.
The most according to claim 1 have pressure controlled roll coater, it is characterised in that the end of described second applicator roll is provided with side cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400848.8U CN205701272U (en) | 2016-05-04 | 2016-05-04 | Roller coater with pressure control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400848.8U CN205701272U (en) | 2016-05-04 | 2016-05-04 | Roller coater with pressure control |
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| CN205701272U true CN205701272U (en) | 2016-11-23 |
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| CN201620400848.8U Active CN205701272U (en) | 2016-05-04 | 2016-05-04 | Roller coater with pressure control |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513244A (en) * | 2016-12-22 | 2017-03-22 | 北京首钢股份有限公司 | Pressure control method and pressure control device of silicon steel magnesium oxide coating |
| CN107841743A (en) * | 2017-09-28 | 2018-03-27 | 北京首钢自动化信息技术有限公司 | A kind of control device and method of passivation painting machine thickness for zinc wire of aluminizing |
| CN110408919A (en) * | 2019-08-29 | 2019-11-05 | 杭州冰玉科技有限公司 | A kind of machine for inactivating that bool can be uniformly handled using Worm Wheel System passivation |
| CN112221832A (en) * | 2020-09-30 | 2021-01-15 | 张家港扬子江冷轧板有限公司 | Cooperative roller coater and coating method |
| CN113073317A (en) * | 2021-03-26 | 2021-07-06 | 马鞍山钢铁股份有限公司 | Galvanized steel strip surface passive film weight control system and control method thereof |
-
2016
- 2016-05-04 CN CN201620400848.8U patent/CN205701272U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513244A (en) * | 2016-12-22 | 2017-03-22 | 北京首钢股份有限公司 | Pressure control method and pressure control device of silicon steel magnesium oxide coating |
| CN107841743A (en) * | 2017-09-28 | 2018-03-27 | 北京首钢自动化信息技术有限公司 | A kind of control device and method of passivation painting machine thickness for zinc wire of aluminizing |
| CN107841743B (en) * | 2017-09-28 | 2019-12-06 | 北京首钢自动化信息技术有限公司 | Device and method for controlling thickness of passivation coating machine for aluminum-plated zinc wire |
| CN110408919A (en) * | 2019-08-29 | 2019-11-05 | 杭州冰玉科技有限公司 | A kind of machine for inactivating that bool can be uniformly handled using Worm Wheel System passivation |
| CN112221832A (en) * | 2020-09-30 | 2021-01-15 | 张家港扬子江冷轧板有限公司 | Cooperative roller coater and coating method |
| CN113073317A (en) * | 2021-03-26 | 2021-07-06 | 马鞍山钢铁股份有限公司 | Galvanized steel strip surface passive film weight control system and control method thereof |
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