CN206551336U - A kind of high accuracy stream film thickness automaton - Google Patents
A kind of high accuracy stream film thickness automaton Download PDFInfo
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- CN206551336U CN206551336U CN201720166447.5U CN201720166447U CN206551336U CN 206551336 U CN206551336 U CN 206551336U CN 201720166447 U CN201720166447 U CN 201720166447U CN 206551336 U CN206551336 U CN 206551336U
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- film thickness
- scraper
- stream film
- doctor blade
- stream
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Abstract
The utility model provides a kind of high accuracy stream film thickness automaton, including doctor blade holder, scraper, adjusting bolt and film thickness monitoring system, it is characterised in that：The film thickness monitoring system includes servomotor, stream film thickness sensor, shaping membrane thickness transducer, controller and host computer；1 servomotor 1 laser displacement sensor of correspondence and 1 shaping membrane thickness transducer, the stream film thickness sensor and shaping membrane thickness transducer are laser displacement sensor；The controller connects the servomotor, stream film thickness sensor, shaping membrane thickness transducer and host computer respectively.The utility model is used as the important evidence for controlling to adjust the device of casting machine scraper 3 using the ratio for flowing film thickness and shaping film thickness so that the control of convection current film thickness more tends to rationalize, and control accuracy is higher.
Description
Technical field
The utility model is related to casting apparatus technical field, is specifically a kind of high accuracy stream film thickness automaton.
Background technology
Steel band casting machine is the one kind for belonging to casting machine, and steel band casting machine is that one kind can be prepared into slurry homogeneous thickness
Degree, the former of the laminar film band of specific width, the control of generally stream film thickness are main by the way that debugging is flowed manually before technique
Prolong the doctor blade device on machine, the gap between doctor blade device and steel band is disclosure satisfy that technological requirement, will be scraped after debugging
Knife system is fixed on casting machine and then carried out casting technique, and the control of this convection current film thickness is manual, static control,
And it is slurries pump on steel band to flow along technique, under the drive of steel band, is sprawled through doctor blade device and open up flat defeated by drying section again
The dynamic process gone out, therefore traditional control mode convection current controlling with certain limitation, manually control along technique thickness
The precision that can be reached is not high, and the uniformity is ± 0.002mm.
Raw slurry passes through drying because moisture evaporation makes the thickness of the film strips of final molding be less than the film strips thickness of pre-profiling,
Through research, though the stream film through one-step forming at the beginning of scraper of raw slurry has identical thickness, but by the components influence of slurries
And the influence of the viscosity of slurries etc., difference also occurs in the thickness of the film strips of different raw slurries by drying final molding
Different, the thickness difference before and after film strips shaping is the performance data of reacting slurry, and traditional control is typically to lean on micro-judgment pre-profiling
Stream film thickness and final molding film strips thickness difference so that control out shaping film thickness, the control of this mode also certain journey
The accuracy of shaping membrane tape thickness is have impact on degree.
The content of the invention
In view of the shortcomings of the prior art, the utility model provides a kind of high accuracy stream film thickness automaton.
The technical solution of the utility model is：A kind of high accuracy stream film thickness automaton, including doctor blade holder, scrape
Knife, adjusting bolt and film thickness monitoring system, it is characterised in that：The scraper is fixed on the doctor blade holder, the doctor blade holder two
End is fixedly mounted in casting machine frame by support member, and doctor blade holder left and right ends are separately installed with after adjusting screw rod, doctor blade holder
Side is disposed with first support and second support；The film thickness monitoring system include servomotor, stream film thickness sensor, into
Type film thickness sensor, controller and host computer；1 servomotor correspondence, 1 stream film thickness sensor and 1 shaping film thickness
Sensor, the stream film thickness sensor and shaping membrane thickness transducer are laser displacement sensor；The controller difference
Connect the servomotor, stream film thickness sensor, shaping membrane thickness transducer and host computer；The servomotor is provided with 2
It is individual, correspond to respectively installed in the top of adjusting bolt；2 stream film thickness sensors are simultaneously listed in level branch installed in first support
On bar；2 shaping membrane thickness transducers are simultaneously listed on the horizontal strut of second support, the first support and second
The horizontal strut of frame is parallel with the scraper of doctor blade device.
The scraper includes one-level scraper and two grades of scrapers, the one-level scraper and two grades of scrapers are parallel is fixed on doctor blade holder
Bottom of the bottom of upper and one-level scraper higher than two grades of scrapers.
Two grades of scrapers include blade fixed plate and blade, and the fixed plate bottom surface is provided with strip groove, blade top
Portion's insertion is fixed in strip groove, and strip groove opening two ends at least one end sets the fixed pressure by being engaged with blade
Plate.
The blade of two grades of scrapers is set to cylindrical structural.
The one-level scraper be formed in one and one-level scraper the trapezoidal structure in blade section, blade bottom surface be planar junction
Structure.
The beneficial effects of the utility model are：
1st, 2 servo-electronics that the utility model is set control to be cast the adjustment spiral shell of scraper device left and right ends respectively
Bar, can make casting machine doctor blade device keep the balance of height on steel band.
2nd, periodically convection current film thickness and shaping film thickness are detected and data transmission laser displacement sensor, simultaneously
Controller just sends control instruction after carrying out mean value computation to accumulative multiple data, reaches the mesh of periodicity controlling stream film thickness
, it is not high to solve traditional-handwork control accuracy, the drawbacks of low to whole flow process technique adaptability, while it also avoid reality
When control may result in frequently harmful effect of the change to film strips thickness control.
3rd, the utility model is used as control and regulation curtain coating scraper device to flow film thickness and be molded the ratio of film thickness
Important evidence so that the control of convection current film thickness more tends to rationalize, and control accuracy is higher.
4th, the utility model is provided with two-stage scraper, and slurries go backward through one-level scraper and two grades of scrapers, in one-level scraper
In the presence of, slurries are spread to form banding and tentatively be smoothed, and the flatness and smoothness on film strips surface now be not also up to
To requiring, in the presence of two grades of follow-up scrapers, film strips are further smoothed, and the practical circle of blade innovation of two grades of scrapers
Column construction, advantageously in being formed, surface is smooth, film strips in uniform thickness, advantageously in film thickness monitoring system convection current thickness
The control of degree.
Brief description of the drawings
Fig. 1 is top view of the present utility model,
Fig. 2 is front view of the present utility model,
Fig. 3 is the left view of the new one-level scraper of this practicality,
Fig. 4 is the left view of the new two grades of scrapers of this practicality,
Fig. 5 is the structural representation of the utility model film thickness monitoring system,
Wherein, 1- doctor blade holders, 2- adjusting bolts, 3- scrapers, 4- film thickness monitorings system, 5- first supports, 6- second supports,
31- one-levels scraper, bis- grades of scrapers of 32-, 321- blades fixed plate, 322- blades, 323- fixation clips, 41- servomotors, 42-
Flow film thickness sensor, 43- shaping membranes thickness transducer, 44- controllers, 45- host computers.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in Fig. 1 to 5, a kind of high accuracy stream film thickness automaton, including doctor blade holder 1, scraper 3, adjustment spiral shell
Bar 2 and film thickness monitoring system 4, it is characterised in that：The scraper 3 is fixed on doctor blade holder 1, and the two ends of doctor blade holder 1 pass through branch
Support member is fixedly mounted in casting machine frame, and the left and right ends of doctor blade holder 1 are separately installed with adjusting screw rod, and the rear of doctor blade holder 1 is successively
It is provided with first support 5 and second support 6；The film thickness monitoring system 4 include servomotor 41, stream film thickness sensor 42,
Shaping membrane thickness transducer 43, controller 44 and host computer 45；1 correspondence of servomotor 41 1 flows film thickness sensor and 1
Shaping membrane thickness transducer 43, the stream film thickness sensor 42 and shaping membrane thickness transducer 43 are laser displacement sensing
Device；The controller 44 connect respectively the servomotor 41, stream film thickness sensor 42, shaping membrane thickness transducer 43 and on
Position machine 45；The servomotor 41 is provided with 2, corresponds to respectively installed in the top of adjusting bolt 2；2 stream film thickness sensings
Device 42 is simultaneously listed on the horizontal strut of first support 5；2 shaping membrane thickness transducers 43 are simultaneously listed in installed in second
On the horizontal strut of frame 6, the horizontal strut of the first support 5 and second support 6 is parallel with the scraper 3 of the device of scraper 3.
The scraper 3 includes one-level scraper 31 and two grades of scrapers 32, and the one-level scraper 31 and two grades of scrapers 32 are parallel solid
Be scheduled on the frame 1 of scraper 3 and one-level scraper 31 bottom of the bottom higher than two grades of scrapers 32.
Two grades of scrapers 32 include blade fixed plate 321 and blade 322, and it is recessed that the fixed plate bottom surface is provided with bar shaped
Groove, the top of blade 322 insertion is fixed in strip groove, strip groove opening two ends at least one end set by with blade 322
The fixation clip being engaged.
The blade 322 of two grades of scrapers 32 is set to cylindrical structural.
The one-level scraper 31 is formed in one and the trapezoidal structure of blade of one-level scraper 31 and blade bottom surface are plane
Structure.
When specifically used, by the frame of 3 frame of scraper 1 of the present utility model above steel band, 2 stream film thickness sensors 42 are arranged side by side
On the horizontal strut of first support 5, first support 5 is arranged on the rear of 3 frame of scraper 1 and is cast case positioned in casting machine
Front, 2 shaping membrane thickness transducers 43 are side by side on the horizontal strut of second support 6, and second support 6 is arranged on curtain coating
The rear of machine curtain coating case and the front for being located at film device；1 correspondence of stream film thickness sensor 42 and 1 shaping film thickness sensing
Device 43 detects the same basic point of film strips in the rectilinear direction of curtain coating.
Slurries pump is described successively by one-level scraper 31 and two grades of scrapers 32 after slurries under steel strip driving on steel band
The periodicity induced flow film thickness of stream film thickness sensor 42 simultaneously transfers data to controller 44, be arranged on curtain coating case rear into
Type film thickness sensor 43 is with identical cycle sensing shaping film thickness and transfers data to controller 44；Controller 44 is distinguished
Mean value computation, and average and the shaping that will flow film thickness are carried out to accumulative multiple stream film thickness datas and shaping film thickness data
The average of film thickness carries out ratio calculation, and sends corresponding control instruction, controller 44 to controller 44 on this basis
The adjusting bolt 2 on the device of the adjustment casting machine of servomotor 41 scraper 3 is controlled according to corresponding control instruction, periodicity, height is reached
Precision automatically controls the purpose of stream film thickness, and operator can carry out the reading and setting of data by host computer 45.
Controller 44 often adds up the average that 10 stream film thickness datas calculate once stream film thickness in the present embodiment, often adds up
10 shaping film thickness datas calculate the average for once flowing film thickness, and the number of specific cumulative data can be according to specific need
Software is configured.
The utility model is used as the weight for controlling to adjust the device of casting machine scraper 3 using the ratio for flowing film thickness and shaping film thickness
Will foundation so that the control of convection current film thickness more tends to rationalize, and control accuracy is higher.The individual servomotor 41 that system is set
The adjusting bolt 2 of the device left and right ends of control casting machine scraper 3, can be such that the device of casting machine scraper 3 is kept on steel band respectively
The balance of height.Periodically convection current film thickness and shaping film thickness carry out detection and data transmission to laser displacement sensor, together
When the accumulative multiple data of 45 pairs of host computer carry out mean value computation after just send control instruction, reach periodicity controlling stream film thickness
Purpose, it is not high to solve traditional-handwork control accuracy, the drawbacks of low to whole flow process technique adaptability, while also avoiding
Real-time control may result in frequently harmful effect of the change to film strips thickness control.
In addition, the utility model is provided with two-stage scraper 3, slurries go backward through one-level scraper 31 and two grades of scrapers 32,
In the presence of one-level scraper 31, slurries are spread to form banding and tentatively be smoothed, the flatness and light on film strips surface now
Slippery does not reach requirement also, and in the presence of two grades of follow-up scrapers 32, film strips are further smoothed, and two grades of scrapers 32
Blade 322 innovates practical cylindrical structural, and advantageously in being formed, surface is smooth, film strips in uniform thickness, advantageously in film
The control of the thick convection current film thickness of control system 4.
Simply illustrate principle of the present utility model and most preferred embodiment described in above-described embodiment and specification, do not taking off
On the premise of from the utility model spirit and scope, the utility model also has various changes and modifications, these changes and improvements
Both fall within the range of claimed the utility model.
Claims (5)
1. a kind of high accuracy stream film thickness automaton, including doctor blade holder, scraper, adjusting bolt and film thickness monitoring system,
It is characterized in that：The scraper is fixed on the doctor blade holder, and the doctor blade holder two ends are fixedly mounted on curtain coating by support member
In machine frame, doctor blade holder left and right ends are separately installed with adjusting screw rod, and doctor blade holder rear is disposed with first support and second
Support；The film thickness monitoring system include servomotor, stream film thickness sensor, shaping membrane thickness transducer, controller and on
Position machine；11 stream film thickness sensor of servomotor correspondence and 1 shaping membrane thickness transducer, the stream film thickness sensor
It is laser displacement sensor with shaping membrane thickness transducer；The controller connects the servomotor, stream film thickness respectively
Sensor, shaping membrane thickness transducer and host computer；The servomotor is provided with 2, corresponds to be arranged on adjusting bolt respectively
Top；2 stream film thickness sensors are simultaneously listed on the horizontal strut of first support；2 shaping membrane thickness transducers
And be listed on the horizontal strut of second support, the horizontal strut of the first support and second support is and doctor blade device
Scraper it is parallel.
2. high accuracy stream film thickness automaton according to claim 1, it is characterised in that：The scraper includes one
Level scraper and two grades of scrapers, the one-level scraper and two grades of scrapers are parallel is fixed on doctor blade holder and the bottom of one-level scraper is higher than
The bottom of two grades of scrapers.
3. high accuracy stream film thickness automaton according to claim 2, it is characterised in that：Two grades of scraper bags
Blade fixed plate and blade are included, the fixed plate bottom surface is provided with strip groove, and blade tip insertion is fixed in strip groove,
Strip groove opening two ends at least one end sets the fixation clip by being engaged with blade.
4. high accuracy stream film thickness automaton according to claim 3, it is characterised in that：Two grades of scrapers
Blade is set to cylindrical structural.
5. high accuracy stream film thickness automaton according to claim 2, it is characterised in that：The one-level scraper is
Be integrally formed and one-level scraper the trapezoidal structure in blade section, blade bottom surface be planar structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720166447.5U CN206551336U (en) | 2017-02-23 | 2017-02-23 | A kind of high accuracy stream film thickness automaton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720166447.5U CN206551336U (en) | 2017-02-23 | 2017-02-23 | A kind of high accuracy stream film thickness automaton |
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| Publication Number | Publication Date |
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| CN206551336U true CN206551336U (en) | 2017-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720166447.5U Active CN206551336U (en) | 2017-02-23 | 2017-02-23 | A kind of high accuracy stream film thickness automaton |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109333896A (en) * | 2018-11-26 | 2019-02-15 | 靳职雄 | Casting machine |
| CN109895308A (en) * | 2019-03-26 | 2019-06-18 | 电子科技大学 | A kind of prediction technique of tape casting film strips thickness |
-
2017
- 2017-02-23 CN CN201720166447.5U patent/CN206551336U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109333896A (en) * | 2018-11-26 | 2019-02-15 | 靳职雄 | Casting machine |
| CN109895308A (en) * | 2019-03-26 | 2019-06-18 | 电子科技大学 | A kind of prediction technique of tape casting film strips thickness |
| CN109895308B (en) * | 2019-03-26 | 2020-10-23 | 电子科技大学 | Method for predicting thickness of tape casting molding film |
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