CN206445926U - The curtain coating production equipment of zirconium oxide substrate - Google Patents
The curtain coating production equipment of zirconium oxide substrate Download PDFInfo
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- CN206445926U CN206445926U CN201720046639.2U CN201720046639U CN206445926U CN 206445926 U CN206445926 U CN 206445926U CN 201720046639 U CN201720046639 U CN 201720046639U CN 206445926 U CN206445926 U CN 206445926U
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- workbench
- curtain coating
- zirconium oxide
- baffle plate
- oxide substrate
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Abstract
The utility model discloses the curtain coating production equipment of zirconium oxide substrate, it is characterised in that：Lay the curtain coating loading plate of stainless steel plate material in the surface of workbench, the film strips that unreeling structure is unreeled are wound in level behind the surface of workbench by rolling-up mechanism, workbench is provided with casting device in one end close to unreeling structure, the top of workbench is provided with multiple hothouses, multiple hothouses mutually communicate and closing dry place are formed in the top of workbench, close in dry place in front position provided with downtake pipe, second exhaust pipe is provided with centre position, glass baffle plate is provided with hothouse, glass baffle plate carries out blocking to the film strips passed through out of hothouse, glass baffle plate is inclined to set with level in a lateral direction, the bottom of the curtain coating loading plate is installed by the resistance heater with thermocouple.The utility model can meet the efficient high-quality production of zirconium oxide substrate, and the zirconium oxide substrate produced does not ftracture, surfacing, thickness are uniform.
Description
Technical field
The utility model is related to zirconia sensor technical field, and in particular to the oxidation of zirconia sensor chip manufacturing
Zirconium base piece is cast production equipment.
Background technology
Zirconia sensor is used to measure remaining oxygen amount during automobile burning, and it is reducing environmental pollution, is improving burning
Positive effect is played in terms of efficiency.The critical component of zirconia sensor is zirconium oxide chip, and zirconium oxide chip is newest to be used
Technique is laminated above and below multilayer zirconium oxide substrate.In the prior art, zirconium oxide substrate is produced using curtain coating mode, in curtain coating life
In the curtain coating stage of production, blank is generally formed to be struck off to pulp surface using the flat scraper of single cutter head at present, due to
The viscosity of slurry and the control of rheological behavior are relatively difficult, so blank surface easily generates striated surface in the curtain coating stage；In addition,
When carrying out continuous feeding to stock chest by multiple feeding pipelines, slurry is also resulted in mixing because slurry is being moved through
It can not keep uniform in journey and tend to shortrange order, blank surface is produced striped；Further, in the drying stage of curtain coating production,
Drying process of the blank in hothouse is generally by the way of hot blast is blasted, and blasting the mode of hot blast can form in hothouse
Larger air agitation, due to containing substantial amounts of additive and solvent, in the drying process of blank, the base of every kind of slurry in slurry
The drying behavior of piece has very big difference, and solvent of the blank in the drying process in blank is all the upper table from blank
Face one side evaporation, and because the thickness of thin of blank（Typically in 0.1-0.2mm）, so blank is very easy to production in drying stage
The phenomenons such as raw bending crack, the efficient high-quality production of serious restriction zirconium oxide substrate, not only influence the making matter of zirconium oxide chip
Amount, and the measurement accuracy and job stability of influence zirconia sensor.
The content of the invention
In view of the shortcomings of the prior art, the purpose of this utility model is to provide one kind can to meet zirconium oxide substrate efficiently high-quality
The curtain coating production equipment of production.
The utility model is implemented by the following technical programs：
The curtain coating production equipment of zirconium oxide substrate, it is characterised in that：Including workbench and located at workbench front and back end
Unreel, rolling-up mechanism, the curtain coating loading plate of stainless steel plate material, the film that unreeling structure is unreeled are laid in the surface of workbench
Band is wound in level behind the surface of workbench by rolling-up mechanism, and workbench is set in one end close to unreeling structure
There is casting device, the top of workbench is provided with multiple hothouses along the longitudinal direction, and multiple hothouses are mutually communicated and in work
The top of platform is formed in closing dry place, closing dry place in front position provided with downtake pipe, in centre position
Provided with second exhaust pipe, the exhaust gas intake port of first, second blast pipe upward, the air exit and exhausting of first, second blast pipe
Blower fan is communicated, and glass baffle plate is provided with hothouse, and the height distance that glass baffle plate leaves workbench surface is no more than 5cm, glass
Glass baffle plate carries out blocking to the film strips that pass through out of hothouse, glass baffle plate in a lateral direction with level is inclined sets
Put, the resistance heater with thermocouple is installed in the bottom of the curtain coating loading plate, and different hothouses have different heating temperature
Control.
After adopting the above technical scheme, the achievable course of work of the utility model is：The film strips that unreeling structure is unreeled
Wound in level behind the surface of workbench by rolling-up mechanism, while film strips are moved, casting device curtain coating exists
Slurry in film strips is moved in hothouse with film strips, and the surface that slurry is attached to film strips forms blank, in hothouse,
Resistance heater is heated to workbench surface, and then to the blank in the film strips and film strips by workbench surface
Heated, evaporated the solvent in blank, during the heating evaporation of solvent, there is short glass the top of blank all the time
Glass baffle plate is carried out blocking to it, therefore the drying process of blank seldom can be influenceed by air agitation, it is to avoid produce bending crack
Etc. phenomenon, so as to realize the efficient high-quality production of zirconium oxide substrate, the zirconium oxide substrate produced does not ftracture, finally, evaporation
Solvent is pulled out hothouse under the scavenging action of blast pipe；The starting stage dried in blank, solvent evaporation amount is big, so
Many droplets can be formed on glass baffle plate, the lateral inclination setting of glass baffle plate can avoid droplet from collecting and drop onto blank
On；Further, it is the more preferable drying completed to blank, casting apparatus is all up accurate temperature control at each section, uses
The design of multiple hothouses, different hothouses have different heating temperature, and different heating temperature can pass through resistance heater
Thermocouple control to realize, ideally, hothouse inlet temperature is close to room temperature, and then temperature is with certain temperature gradient
Gradually rise.
Preferably, the casting device includes the stock chest crossed jointly by hopper side plate and scraper, scraper is located at storage
On rear side of hopper, mutually it is close between the bottom surface of hopper side plate and the film strips, stream is reserved between the bottom of scraper and the film strips
Prolong gap, the scraper, which has, outputs forward and backward cutter groove to form the double-pole header structure of scraper on round bottom, round bottom, preceding cutter groove is three
Angle-shaped groove, rear cutter groove is flat shape groove.
After adopting the above technical scheme, scraper has round bottom design, round bottom can make slurry soft before scraper bottom is entered
Property extend, form the smooth plane of flattening in pulp surface, reduce frictional force when slurry passes through scraper bottom, make slurry in film strips table
Face is easier to sprawl, then the striking off twice to slurry through Double-cutter head, so that it is guaranteed that smooth in casting processes of blank surface and
Striated surface will not be generated, and blank thickness is uniform.
Preferably, the top of the stock chest is provided with liquid level sensor, the front side of the stock chest is provided with regulation hopper,
Adjust and control valve is installed on hopper connection pulp feeder pipeline, pulp feeder pipeline, control valve is electrically connected with liquid level sensor
Connect, the front side board of the hopper side plate is obliquely installed to form inclined-plane, the spilling slurry in the regulation hopper is entered by inclined-plane
Stock chest.
Mixed after adopting the above technical scheme, the slurry that many feeding pipelines are sent out is first into regulation hopper,
Then the slurry in regulation hopper is entered stock chest, and stock chest above provided with liquid level in the mode of overflowing and by inclined-plane mitigation
Sensor come control and keep the slurry in stock chest by scraper have constant height, so, not only adjust hopper
Interior slurry mixing will not be impacted to the curtain coating of blank, and the constant slurry pressure that can make in stock chest of slurry height
Power is stable, and then makes the mobility that has stable and uniform by the slurry of scraper bottom, thereby, it is ensured that blank surface is smooth, has
Effect solves many feeding pipelines when supplying slurry due to generation fringe phenomena in blank surface caused by slurry mixing.
Preferably, there is the work below the flange bent to film strips side, flange to put down for the both sides of the glass baffle plate
There is groove on platform, and groove floor is obliquely installed, groove lowest part has liquid outflow port, and the liquid outflow port passes through pipeline
Connected drainage pump.By above-mentioned design, glass baffle plate preferably can disturb the influence dried to blank by slow down air, while glass
The droplet assembled on glass baffle plate can be fallen into groove by flange and be drained outward.
In summary, the utility model can meet the efficient high-quality production of zirconium oxide substrate, the zirconium oxide substrate produced
Do not ftracture, surfacing, thickness it is uniform, compared with prior art, with substantive distinguishing features and progress.
Brief description of the drawings
The utility model has the following drawings：
Fig. 1 is structural representation of the present utility model,
Fig. 2 is Fig. 1 partial enlarged drawing,
Fig. 3 is the transverse sectional view inside hothouse.
Embodiment
As illustrated, the curtain coating production equipment of zirconium oxide substrate of the present utility model, including workbench 5, located at work
The unreeling structure 1 and rolling-up mechanism 8 of the front and back end of platform 5, the curtain coating carrying of the surface laying stainless steel plate material of workbench 5
Plate, the film strips A that unreeling structure 1 is unreeled is wound in level behind the surface of workbench 5 by rolling-up mechanism 8, close
Rolling-up mechanism 8 is provided with diaphragm automatic deviation rectifying mechanism 7, and workbench 5 is provided with casting device 2, work in one end close to unreeling structure 1
Make the top of platform 5 along the longitudinal direction provided with nine hothouses 4, nine hothouses are mutually communicated and in the top of workbench 5
Formed in closing dry place, closing dry place in front position（The inlet side of first hothouse）Provided with downtake pipe 3,
In centre position（The inlet side of 5th hothouse）Provided with second exhaust pipe 6, the court of exhaust gas intake port 31 of first, second blast pipe
On, the air exit of first, second blast pipe is communicated with induced draft fans, and glass baffle plate 9, glass are provided with the first to the 7th hothouse
The height distance that glass baffle plate 9 leaves the surface of workbench 5 is no more than 5cm, described in 9 pairs of glass baffle plate passes through out of hothouse 4
Blocked in film strips A progress, and then glass baffle plate 9 is formed above blank B and approximately completely cut off small space, to avoid in hothouse 4
Drying of the air agitation to blank B is impacted, and glass baffle plate 9 is inclined to set with level in a lateral direction, angle of inclination
No more than 5 degree；The influence dried to blank B is disturbed for preferably slow down air, the both sides of the glass baffle plate 9 have to film strips
There is groove 51 on the flange 91 of A sides bending, the workbench 5 of the lower section of flange 91, and the inclined bottom surface of groove 51 is set, groove
51 lowest parts have liquid outflow port, and the liquid outflow port so, is assembled by pipeline connected drainage pump on glass baffle plate
Droplet can be fallen into groove and drain outward by flange；The bottom of the curtain coating loading plate is installed by the resistance wire with thermocouple
Heater 10, each hothouse 4 has independent resistance heater, different hothouses 4 is had different heating temperature control.
The casting device 2 is included by hopper side plate（Front side board 24, left and right side plate 23）The storage crossed jointly with scraper 27
Hopper 26, scraper 27 is located at the rear side of stock chest 26, is mutually close between the bottom surface of hopper side plate and the film strips A, scraper 27
Curtain coating gap is reserved between bottom and the film strips A, the scraper 27 has to be outputed forward and backward cutter groove to be formed on round bottom, round bottom
The double-pole header structure of scraper, preceding cutter groove 28 is vee gutter, and rear cutter groove 29 is flat shape groove；The top of the stock chest 26 is provided with
Liquid level sensor 25, the front side of the stock chest 26 is provided with regulation hopper 22, the regulation connection pulp feeder of hopper 22 pipeline 20, slurry
Expect control valve 21 is installed on feeding pipeline 20, control valve 21 is electrically connected with liquid level sensor 25, before the hopper side plate
Side plate 24 is obliquely installed to form inclined-plane, and the spilling slurry in the regulation hopper 22 enters stock chest 26 by inclined-plane.
The course of work of the present utility model is：The film strips A that unreeling structure 1 is unreeled passes through the table of workbench 5 in level
Wound behind face by rolling-up mechanism 8, while film strips A is moved, the slurry in stock chest 26 is through the bottom of round bottom scraper 27
Curtain coating gap is cast on film strips A sprawls, and the surface that slurry is attached to film strips A forms the uniform and smooth blank B of thickness, so
Blank B is moved in hothouse 4 with film strips A afterwards, in hothouse 4, and resistance heater 10 enters to the surface of workbench 5
Row heating, hothouse inlet temperature is gradually risen close to room temperature, then temperature with certain temperature gradient, and then to passing through work
Blank B on the film strips A and film strips on the surface of platform 5 is heated, and the solvent in blank B is evaporated in order, in adding for solvent
In thermal evaporation process, blank B top has short glass baffle plate 9 to carry out blocking to it all the time, therefore blank B's is dried
Journey seldom can be influenceed by air agitation, it is to avoid the phenomenons such as bending crack be produced, so as to realize the efficient high-quality life of zirconium oxide substrate
Production, the zirconium oxide substrate produced does not ftracture, and finally, the solvent of evaporation is pulled out drying under the scavenging action of blast pipe 3,6
Room 4；The starting stage dried in blank B, solvent evaporation amount is big, so can form many droplets, glass on glass baffle plate 9
The lateral inclination of glass baffle plate 9 sets and droplet can be avoided to collect drop onto on blank B.
Claims (4)
1. the curtain coating production equipment of zirconium oxide substrate, it is characterised in that：Including workbench and located at workbench front and back end
Unreel, rolling-up mechanism, the curtain coating loading plate of stainless steel plate material, the film strips that unreeling structure is unreeled are laid in the surface of workbench
Wound in level behind the surface of workbench by rolling-up mechanism, workbench is provided with one end close to unreeling structure
Casting device, the top of workbench is provided with multiple hothouses along the longitudinal direction, and multiple hothouses are mutually communicated and flat in work
The top of platform is formed to be installed in closing dry place, closing dry place in front position provided with downtake pipe, in interposition
Have a second exhaust pipe, the exhaust gas intake port of first, second blast pipe upward, air exit and the exhausting wind of first, second blast pipe
Machine is communicated, and glass baffle plate is provided with hothouse, and the height distance that glass baffle plate leaves workbench surface is no more than 5cm, glass
Baffle plate carries out blocking to the film strips that pass through out of hothouse, glass baffle plate in a lateral direction with level is inclined sets
Put, the resistance heater with thermocouple is installed in the bottom of the curtain coating loading plate, and different hothouses have different heating temperature
Control.
2. the curtain coating production equipment of zirconium oxide substrate as claimed in claim 1, it is characterised in that：The casting device include by
The stock chest that hopper side plate and scraper are crossed jointly, scraper is located on rear side of stock chest, the bottom surface of hopper side plate and the film strips it
Between be mutually close to, reserved between the bottom of scraper and the film strips curtain coating gap, the scraper has to be outputed on round bottom, round bottom
Forward and backward cutter groove is to form the double-pole header structure of scraper, and preceding cutter groove is vee gutter, and rear cutter groove is flat shape groove.
3. the curtain coating production equipment of zirconium oxide substrate as claimed in claim 2, it is characterised in that：Set above the stock chest
There is liquid level sensor, the front side of the stock chest is provided with regulation hopper, regulation hopper connection pulp feeder pipeline, pulp feeder pipe
Control valve is installed, control valve is electrically connected with liquid level sensor on road, the front side board of the hopper side plate is obliquely installed to be formed
Spilling slurry in inclined-plane, the regulation hopper enters stock chest by inclined-plane.
4. the curtain coating production equipment of zirconium oxide substrate as claimed in claim 1, it is characterised in that：The both sides of the glass baffle plate
With the flange bent to film strips side, there is groove on the workbench below flange, and groove floor is obliquely installed, groove
Lowest part has liquid outflow port, and the liquid outflow port passes through pipeline connected drainage pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720046639.2U CN206445926U (en) | 2017-01-16 | 2017-01-16 | The curtain coating production equipment of zirconium oxide substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720046639.2U CN206445926U (en) | 2017-01-16 | 2017-01-16 | The curtain coating production equipment of zirconium oxide substrate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206445926U true CN206445926U (en) | 2017-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720046639.2U Active CN206445926U (en) | 2017-01-16 | 2017-01-16 | The curtain coating production equipment of zirconium oxide substrate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106738197A (en) * | 2017-01-16 | 2017-05-31 | 陈振宁 | The curtain coating production equipment of zirconium oxide substrate |
| CN112028629A (en) * | 2020-09-07 | 2020-12-04 | 苏州超田新材料有限公司 | High-toughness piezoelectric ceramic and formula and manufacturing method thereof |
-
2017
- 2017-01-16 CN CN201720046639.2U patent/CN206445926U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106738197A (en) * | 2017-01-16 | 2017-05-31 | 陈振宁 | The curtain coating production equipment of zirconium oxide substrate |
| CN112028629A (en) * | 2020-09-07 | 2020-12-04 | 苏州超田新材料有限公司 | High-toughness piezoelectric ceramic and formula and manufacturing method thereof |
| CN112028629B (en) * | 2020-09-07 | 2022-05-17 | 苏州超田新材料有限公司 | High-toughness piezoelectric ceramic and formula and manufacturing method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200302 Address after: 325200 floor 2, building 2, Jixiang Road, Tangxia Town, Ruian City, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Baian Technology Co., Ltd Address before: 325200 Zhejiang city of Wenzhou province Ruian Yuhai street street 1 building 7 unit Yuhai Room 204 Patentee before: Chen Zhenning |