CN107649525A - Prevent the spray header and Cold Rolling System of dropping liquid - Google Patents
Prevent the spray header and Cold Rolling System of dropping liquid Download PDFInfo
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- CN107649525A CN107649525A CN201711021046.1A CN201711021046A CN107649525A CN 107649525 A CN107649525 A CN 107649525A CN 201711021046 A CN201711021046 A CN 201711021046A CN 107649525 A CN107649525 A CN 107649525A
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- Prior art keywords
- header
- liquid
- liquid barrier
- spout
- spray header
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0239—Lubricating
- B21B45/0245—Lubricating devices
- B21B45/0248—Lubricating devices using liquid lubricants, e.g. for sections, for tubes
- B21B45/0251—Lubricating devices using liquid lubricants, e.g. for sections, for tubes for strips, sheets, or plates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The present invention relates to a kind of spray header for preventing dropping liquid and the Cold Rolling System using the spray header, the spray header includes header, header is provided with least one spout, liquid barrier is provided with the outside of each spout, each liquid barrier is respectively connected with the drive mechanism for driving its own to switch between working position and inoperative position, in working position, the hydrojet path of spout corresponding to liquid barrier deviation, in inoperative position, liquid barrier barrier is on the hydrojet path of corresponding spout.Spray header provided by the invention, in working position, liquid barrier leaves the hydrojet path of corresponding spout, each spout can realize normal ejection function, and this spray header is no different with conventional spray header, ensures normal work requirements, in non-station, liquid barrier can stop that the liquid in header sprays via spout or flows out and drop on belt steel surface, avoid polluting belt steel surface, so as to effectively improve the surface quality of strip.
Description
Technical field
The invention belongs to technical field of steel rolling, and in particular to a kind of to prevent the spray header of dropping liquid and use the spray header
Cold Rolling System.
Background technology
Cold-strip steel requires higher surface quality, must not exist be stained, patch etc..But in cold-reduced sheet rolling, put down
During whole, it is typically necessary using various types of technological lubrication liquids, to play lubrication, cooling effect;In technical process
In, technological lubrication liquid drippage, it is splashed on belt steel surface and is very difficult to avoid completely, particularly after single rolling process is completed, work
The liquid remained in skill injection of lubrication liquid collector is acted on by residual pressure in pipeline, is flowed out naturally from nozzle, meeting large area
Belt steel surface is polluted, causes to influence finished surface quality.
The content of the invention
The present embodiments relate to a kind of spray header for preventing dropping liquid and the Cold Rolling System using the spray header, at least
Can solve the segmental defect of prior art.
The present embodiments relate to a kind of spray header for preventing dropping liquid, including header, the header is provided with extremely
Lack a spout, liquid barrier is provided with the outside of each spout, each liquid barrier, which is respectively connected with, drives its own in work
Make the drive mechanism switched between position and inoperative position, in the working position, the spout corresponding to the liquid barrier deviation
Hydrojet path, in the inoperative position, the liquid barrier barrier is on the hydrojet path of the corresponding spout.
As one of embodiment, the drive mechanism includes driving plate and slide bar, and the driving plate is located at the header
Interior, described slide bar one end and a wherein plate face for the driving plate are connected, so as to two plate faces and intraluminal fluid of the driving plate
The area of body contact has difference, and the sliding bar passes through the tube wall and the other end and the corresponding gear liquid of the header
Plate connects.
As one of embodiment, support is installed in the afflux pipe outer wall, each liquid barrier is articulated with the branch
It is hinged on frame and respectively with the corresponding slide bar.
As one of embodiment, the drive mechanism makes what the liquid barrier resetted after being additionally included in the promotion liquid barrier
Reset unit.
As one of embodiment, coaxially one is offered by the perforating each passed through for the slide bar on the header
Annular storage tank, the notch of the annular storage tank turn on the corresponding perforating, and the reset unit includes being placed in
Back-moving spring in the corresponding storage tank, the back-moving spring is set on the corresponding slide bar and one end and the slide bar
It is connected, the other end abuts with the cell wall of the corresponding annular storage tank.
As one of embodiment, the drive mechanism also includes the fluid pressure threshold value of the adjustable triggering slide bar action
Adjustment unit.
As one of embodiment, the adjustment unit include regulation spring, it is described regulation spring one end with it is corresponding described
Liquid barrier connects, and the other end be connected with the header, it is described adjust spring and the header tie point position it is adjustable or
Installation length of the regulation spring between the liquid barrier and the header is adjustable.
As one of embodiment, in the inoperative position, spout corresponding to the liquid barrier closure.
As one of embodiment, support that the liquid barrier or the liquid barrier are connected can will keep off the liquid drain that falls extremely
Outside belt steel surface region.
The present embodiments relate to a kind of Cold Rolling System, is disposed with the entrance side and/or outlet side of milling train for spraying
The spray header of technological lubrication liquid, each spray header is using the spray header for preventing dropping liquid as described above.
The embodiment of the present invention at least has the advantages that:Spray header provided by the invention, in working position, liquid barrier
The hydrojet path of spout corresponding to leaving, each spout can realize normal ejection function, and this spray header collects with conventional injection
Pipe is no different, and ensures normal work requirements, in non-station, liquid barrier can stop liquid in header sprayed via spout or
Flow out and drop on belt steel surface, avoid polluting belt steel surface, so as to effectively improve the surface quality of strip.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of conventional spray header provided in an embodiment of the present invention;
Fig. 2 is the structural representation provided in an embodiment of the present invention for preventing the spray header of dropping liquid in working position;
Fig. 3 is the structural representation provided in an embodiment of the present invention for preventing the spray header of dropping liquid at inoperative position;
Fig. 4 is the structural representation for the floating type belt steel surface clearer that the embodiment of the present invention three provides;
Fig. 5 is the operation principle schematic diagram of the floating type belt steel surface clearer under smooth plate shape;
Fig. 6 is the operation principle schematic diagram of the floating type belt steel surface clearer under out-of-flatness plate shape.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment one
Such as Fig. 1, for conventional spray header, it includes header 1, and the header 1 is connected with collector feed tube 2, the collection
Flow tube 1 is provided with least one spout 101, can spray liquid in pipe to presumptive area, and the spout 101 can directly collected
What processing was formed on the body of flow tube 1 can play the spray orifice of the given shape of injection liquid effects, or pacify on the spout 101
Fill nozzle.
Such as Fig. 2 and Fig. 3, the embodiment of the present invention provides a kind of spray header for preventing dropping liquid, and it is in above-mentioned conventional injection collection
Transformed on the basis of pipe, including:The outside of each spout 101 is provided with liquid barrier 3, and each liquid barrier 3 connects
The drive mechanism for driving its own to switch between working position and inoperative position is connected to, it is inclined in the working position, the liquid barrier 3
From the hydrojet path of the corresponding spout 101, in the inoperative position, the barrier of liquid barrier 3 is in the corresponding spout
On 101 hydrojet path.
The spray header that the present embodiment provides, in working position, liquid barrier 3 leaves the hydrojet path of corresponding spout 101, respectively
Spout 101 can realize normal ejection function, and this spray header is no different with conventional spray header, ensure that normal work needs
Ask, in non-station, liquid barrier 3 can stop that the liquid in header 1 sprays or flowed out via spout 101 and drops to strip table
On face, avoid polluting belt steel surface, so as to effectively improve the surface quality of strip.
It is easy-to-understand to, each spout 101 can be correspondingly arranged a liquid barrier 3 respectively or each spout 101 shares
One liquid barrier 3 (can be understood as each liquid barrier 3 to be spliced to form as a complete plate body).
In above-described embodiment, for the mode in the hydrojet path of the barrier spout 101 of liquid barrier 3, Ke Yishi:In inoperative
Position, the liquid barrier 3 block corresponding spout 101;Or have between inoperative position, liquid barrier 3 and spout 101 certain
Spacing is also to meet functional requirement;It is those skilled in the art that the position of liquid barrier 3 corresponding to above two mode, which is set,
Can be with respective design.Preferably, (i.e. liquid barrier 3 passes through support to the support 9 that the liquid barrier 3 or the liquid barrier 3 are connected
9 be arranged on header 1 on or in rolling-mill housing) can by keep off fall liquid drain to belt steel surface region outside, this can
To be realized by the design of the plate shape of liquid barrier 3 (such as length, angle) or the design of the installation site of support 9 and length etc., such as
Elongated support 9 can be used, each liquid barrier 3 is installed on the support 9, and it can use L-type or U-shaped plate body structure, gear
The working solution that the gear of liquid plate 3 falls can trickle to the support 9, and be drained to setting regions, such as be recovered.
Above-mentioned drive mechanism is preferably to be acted according to the fluid pressure in header 1, usually, when technological requirement collection
When flow tube 1 stops injection working solution, fluid pressure can decline in header 1, but under this state, the residual solution inside header 1
Body is in the presence of residual pressure or gravitional force, it would still be possible to can spray or flow out along spout 101, liquid stream can't be in quilt
It is required that the moment for stopping hydrojet stopping completely;Now, accordingly, liquid barrier 3 is in inoperative position, block spout 101 spray or
The liquid of outflow;When fluid pressure is sufficiently large in header 1, drive device action so that liquid barrier 3 is in working position, respectively
The normal work of spout 101.
Then:Above-mentioned drive mechanism can use Automated condtrol mode, such as by setting fluid pressure in header 1
Detection piece, and can accordingly be set according to the specific setting structure of liquid barrier 3 with drive member interlocked control, the drive member
Meter, is specifically no longer repeated one by one herein;
And one of preferred embodiment as the present embodiment, above-mentioned drive mechanism are used needed for the completion of full mechanical component
Function, simple in construction, functional reliability is high, and service life length, equipment cost and job costs are all relatively low, specifically:Such as Fig. 2 and
Fig. 3, it includes driving plate 4 and slide bar 5, and the driving plate 4 is located in the header 1, described one end of slide bar 5 and the driving
A wherein plate face for plate 4 is connected, so as to which the area that two plate faces of the driving plate 4 contact with liquid in pipe has difference, institute
State that slide bar 5 slides through the tube wall of the header 1 and the other end connects with the corresponding liquid barrier 3.Pass through driving plate 4
The difference in areas of two plate faces and produce hydraulic thrust, acted with driving slider 5, so drive liquid barrier 3 act, above-mentioned hydraulic thrust
Power is related to the hydraulic pressure at the driving plate 4, and hydraulic pressure is bigger, then hydraulic thrust is bigger, on the contrary then anti-, so as to the drive mechanism
It is to be acted according to the fluid pressure in header 1.
Further, it is the phase rotationally so as to switch between working position and inoperative position that above-mentioned liquid barrier 3, which is preferably,
Ying Di, is provided with support 9 on the outer wall of header 1, each liquid barrier 3 be articulated with the support 9 and respectively with it is right
The slide bar 5 answered is be hinged;Preferably, each hinge is certainly not limited to this axially each parallel to the axial direction of the header 1,
It can realize that liquid barrier 3 can rotate between working position and inoperative position.
Further, as Fig. 2 and Fig. 3, slide bar 5 are connected by linkage 6 with the liquid barrier 3, enumerate one it is specific real
Under applying for example:The linkage 6 includes first connecting rod and second connecting rod, second connecting rod and the one of the close header 1 of liquid barrier 3
Lateral plates are vertically connected, and first connecting rod one end is hinged with the second connecting rod, and the other end is be hinged with slide bar 5.It is furthermore it is possible to preferable
Scheme is that the axial direction of the slide bar 5 is axially in parallel with the corresponding nozzle of spout 101/, in inoperative position, the axial direction of the slide bar 5 with
The plate face of corresponding liquid barrier 3 is vertical.
Further optimize the structure of above-mentioned drive mechanism, to ensure that liquid barrier 3 can be between working position and inoperative position
Switching, the drive mechanism are additionally included in the reset unit for promoting and resetting the liquid barrier 3 after the liquid barrier 3.Such as Fig. 2 and
Fig. 3, in the present embodiment, it is preferable that the reset unit uses following structure:The slide bar 5 is each supplied on the header 1
An annular storage tank coaxially is offered by the perforating passed through, the notch of the annular storage tank is led with the corresponding perforating
It is logical, the reset unit include being placed in corresponding to back-moving spring 7 in the storage tank, the back-moving spring 7 is set in pair
On the slide bar 5 answered and one end is connected with the slide bar 5, and the other end abuts with the cell wall of the corresponding annular storage tank.Examine
It is relatively thin to consider the tube wall of header 1, for ease of setting, a mounting blocks can be set in the corresponding position of the header 1, it is above-mentioned
Perforating and storage tank can be opened in the mounting blocks.The other end of above-mentioned back-moving spring 7 is preferably
The side cell wall of remote driving plate 4 abut, so as to which slide bar 5 is during driving liquid barrier 3 rotates to working position, the reset
Spring 7 is compressed;During overpressure deficiency, the elastic potential energy that back-moving spring 7 is put aside can reset with moving slide-bar 5, and then drive gear
Liquid plate 3 resets.Undoubtedly free burial ground for the destitute, the setting of above-mentioned back-moving spring 7 should meet that the pressure of liquid in pipe under normal operating conditions can
Overcome the resistance of the back-moving spring 7 and drive liquid barrier 3 to act.In addition, being easy-to-understand to, the reset unit can be used and separately set
Driving equipment the mode such as realize, this is that those skilled in the art are easily designed.
The structure for the above-mentioned drive mechanism that continues, moved based on above-mentioned drive mechanism according to the fluid pressure in header 1
The characteristics of making, it is remaining in header 1 to overcome preferably to grant an active force to liquid barrier 3 at original state/inoperative position
The effect of fluid pressure, only when liquid in pipe pressure, which increases to, can overcome the active force, drive mechanism is acted and driven
Liquid barrier 3 acts.Granting for the active force can be elastic force, magnetic attraction or thrust etc., that is, a resistance bullet can be set
Spring, the resistance spring one end are connected with liquid barrier 3, and the other end can be connected on body or on above-mentioned support 9, can also be adopted
With two blocks of electromagnet/permanent magnets that can be attracted each other, wherein a magnet is arranged on liquid barrier 3, another magnet may be disposed at
On the support 9 stated, etc..
Further optimize the structure of above-mentioned drive mechanism, it is dynamic that the drive mechanism also includes the adjustable triggering slide bar 5
The adjustment unit of the fluid pressure threshold value of work.When the fluid pressure in header 1 is less than the fluid pressure threshold value, liquid in pipe
It is not enough to drive driving plate 4 and slide bar 5 to act, to ensure not having contamination of working fluid strip.Preferably, such as Fig. 2 and Fig. 3, institute
State adjustment unit include regulation spring 8, it is described regulation the one end of spring 8 connected with the corresponding liquid barrier 3, the other end with it is described
Header 1 connects, and the tie point position of the regulation spring 8 and the header 1 is adjustable or the regulation spring 8 is in the gear
Installation length between liquid plate 3 and the header 1 is adjustable;In the present embodiment, the regulation spring 8 is connected with above-mentioned support 9,
It can be fixed on support 9 by bearing pin etc., then can correspond to and multiple spring attachment points are set on support 9, or, by changing
Become the regulation spring 8 in two mount points (mount point i.e. on liquid barrier 3 and the mount point on support 9 or header 1)
Between length adjust its pretension elastic force.Electromagnet is used in a manner of granting active force to liquid barrier 3 for above-mentioned, can
To realize the regulation of aforesaid liquid pressure threshold by controlling the magnetic force of electromagnet.
Embodiment two
The present embodiments relate to a kind of Cold Rolling System, is disposed with the entrance side and/or outlet side of milling train for spraying
The spray header of technological lubrication liquid, spray header is typically arranged in the entrance side and outlet side of the milling train, and per side in strip
Operation passage upper and lower is respectively provided to a few spray header, and this is that those skilled in the art are easy to determine according to actual conditions
, moreover, the installation site of spray header is this area routine techniques, no longer it is described in detail herein.Preferably, each spray header
The spray header for preventing dropping liquid provided using above-described embodiment one, this prevent the spray header of dropping liquid concrete structure this
Place repeats no more.
Embodiment three
Above-mentioned Cold Rolling System is further described the present embodiment, and it includes milling train, coiling machine and is arranged in described
Cleaning device between milling train and the coiling machine, the cleaning device is optimized below:
Such as Fig. 4-Fig. 6, the embodiment of the present invention provides a kind of floating type belt steel surface clearer, can be as above-mentioned sanitizer cartridge
Use is put, it includes roller seat 200 and flexible dancer 400, and the roller seat 200 is connected with for driving it closer or far from strip
Run the drive mechanism of passage;Usually, above-mentioned flexible dancer 400 is arranged in above strip operation passage, with to strip 500
Upper surface is cleaned, then above-mentioned drive mechanism 300 can drive roller seat 200 to lift, so as to drive dancer 400 to lift.Enter
Preferably, the above-mentioned bottom of roller seat 200 offers notch floating trough 201 directed downwardly to one step, and the dancer 400 is set by vertical spacing
It is placed in the floating trough 201 and bottom is located at outside the floating trough 201 to be contacted with the surface of strip 500, the dancer
400 enclose with the cell wall of the floating trough 201 and set to form an inflatable chamber 202, are offered on the roller seat 200 and the inflatable chamber
The filling channel of 202 conductings.Can definitely, the width for being axially parallel to strip operation passage of above-mentioned dancer 400,
And its length is preferably not less than the width of strip 500, then above-mentioned floating trough 201 is correspondingly arranged, and should ensure that it can house dancer
400, and also there is cavity between dancer 400 after housing, to be inflated into the inflatable chamber 202.Above-mentioned floating trough 201
Width of rebate be preferably less than the diameter of the dancer 400, vertical spacing can be carried out to dancer 400, avoid dancer 400 because
It is pressurized and drops out outside floating trough 201, and should ensure that the bottom of dancer 400 under nature is located at outside floating trough 201, or
Say that its bottom is located at the lower section of floating trough 201, in order to be contacted with the surface of strip 500, under working condition the dancer 400 be can
Dynamic, avoid the frictional force between dancer 400 and strip 500 excessive and aggravate loss.Meanwhile said structure can be utilized and floated
The above-mentioned inflatable chamber 202 of sealing is played a part of in contact between roller 400 and cell wall.
Such as Fig. 5 and Fig. 6, before strip 500 brings into operation, roller seat 200 is driven to drop to by drive mechanism 300 first
Position, has minim gap (can be controlled in below 6mm, more preferably control between the bottom of dancer 400 and strip 500
In the range of 0.1~2mm);Inflated into the inflatable chamber 202 of roller seat 200, dancer 400 is made by gas pressure intensity in inflatable chamber 202
With rear, roll body deformation, up to the bottom surface of dancer 400 compression strip 500 upper surface, the supporting force provided by the upper surface of strip 500
The supporting force Fs and gas pressure Fp that Ft, floating trough 201 provide reach balance, then dancer 400 keeps vertical direction position not
Become.
The clearer that the present embodiment provides, based on above-mentioned design, at least has the advantages that:
(1) dancer 400 is flexible dancer 400, and roll body case hardness is low, will not abrade the surface of strip 500, be applied to
The cold rolling of various material strips 500, smooth, finishing line use.
(2) inflatable chamber 202 is directly formed by dancer 400 and floating trough 201, and inflates driving dancer 400 and be pressed against band
Steel 500, throw-on pressure is small and stepless action is in the total length of dancer 400, does not influence the pressure tension force point on the width of strip 500
Cloth, the problems such as pressure at both sides of strip 500 is uneven caused by tradition extracts roller mode is overcome, does not influence the operation of strip 500
Side, transmission side tension adjustment, the sideslip problem of strip 500 will not be caused because pressure at both sides is uneven.
(3) in 500 surface irregularity of strip, dancer 400 can axially produce different crimp along it, and accordingly
Cause different vertical downslide amounts, can be effectively compensated in a less size range because of edge thinning, middle wave, rib wave
Etc. the surface of strip 500 caused by various flatness defects in the width direction out-of-flatness the problem of, this feature can ensure dancer
400 under bad working environments, and strip 500 is approximately uniformly compressed on the whole width of strip 500, overcome cleaning blind area to ask
Topic, play preferably cleaning strip 500 and act on.
(4) dancer 400 using material hardness it is low, do not scratch steel band, roll surface was slightly scratched without processing, life-span
Long, in light weight, replacing is conveniently.
Above-mentioned dancer 400 is fabricated from a flexible material, and such as can be made of flexible rubber or expanded material, expanded material
Can be polyurethane foam part, bipeltate etc..
Continue the structure of above-mentioned floating type belt steel surface clearer, and the trench structure of above-mentioned floating trough 201 is can be corresponding
Design, if its notch can be trapezoidal shape wide at the top and narrow at the bottom, its vallecular cavity can be rectangular cavity, cylindrical cavity or special-shaped cavity etc..
The preferred embodiment provided as the present embodiment, such as Fig. 4 and Fig. 5, the floating trough 201 specifically has following structure:The floating trough
201 it is upper wider, used as inflatable chamber 202, gas can be uniformly distributed in intracavitary;Bottom is gradually narrowed, smoothly transit to
At bottom plate rabbet, the positioning chamber as dancer 400, ensure dancer 400 not because compression is dropped out outside floating trough 201, while profit
Sealing inflatable chamber 202 is contacted with cell wall with dancer 400, and the contact friction force between dancer 400 and cell wall is relatively
It is small;In general, it is in the water-drop-shaped that bottom is narrowed along the section of the traffic direction of strip 500 floating trough 201, either, is down
Water-drop-shaped.
Further optimize the structure of above-mentioned floating type belt steel surface clearer, the roller seat 200 also has and the inflation
The bleed passage that chamber 202 turns on, by air pressure in the bleed passage adjustable inflatable chamber 202, ensure that the stress of dancer 400 is put down
Weighing apparatus property, job stability and reliability.The bleed passage can be the leakage port being opened on roller seat 200, it might even be possible to use
Above-mentioned filling channel also serves as bleed passage;One of in the present embodiment, preferably, the both ends point of the dancer 400
Do not contacted with two end walls of the floating trough 201 and form the contact sealing structure with leakage rate is allowed, required in guarantee
For sealing to ensure in inflatable chamber 202 on the premise of gas pressure, there is poorly sealed characteristic in it, and special using this simultaneously
Property, form above-mentioned bleed passage so that in the rotation process of dancer 400, being infected with the drop on dancer 400 can pass through
Air stream drives are discharged by the bleed passage, ensure that in inflatable chamber 202 be not in hydrops.
Contact sealing structure between the end of dancer 400 for continuing above-mentioned and the end wall of floating trough 201, preferably scheme
It is that, along the axial direction of dancer 400, the floating trough 201 is the groove that both ends penetrate, and its both ends is filled in set two sealing spiral shells respectively
Plug 600 to form two end wall, between sealing plug 600 and roller seat 200 can sandwiched sealing gasket 700, the both ends of dancer 400
Contacted respectively with two sealing plugs 600 and form above-mentioned contact sealing structure.
Further optimize the structure of above-mentioned floating type belt steel surface clearer, the floating type belt steel surface clearer also includes
Roll stand 800, the drive mechanism 300 are installed in the roll stand 800, are provided with the roll stand 800 and are used to limit the roller
The position-limit mechanism of 200 descending strokes of seat.As one of preferred embodiment, the position-limit mechanism is included along the dancer 400
The axially stop block of point row both sides of roller seat 200, two stop blocks are respectively positioned on the lifting operation passage of the roller seat 200
On, and the vertical installation site in the roll stand 800 is adjustable;By adjusting two stop blocks to suitable height, roll stand
800 is spacing by two stop blocks when falling, and ensures minim gap be present between the bottom of dancer 400 and strip 500.Stop block exists
The adjustable mode in position on roller seat 200 is that those skilled in the art are easily designed, is omitted herein.Certainly, position-limit mechanism is simultaneously
The mode of above-mentioned setting stop block is not limited to, can such as be realized using proximity switch, no longer repeated one by one herein.
Further illustrate that the present embodiment is as follows, above-mentioned drive mechanism 300 can use cylinder, hydraulic cylinder, screw body
Deng the driving equipment of routine;It is multiple inflation inlets 23 for being opened on roller seat 200 that above-mentioned filling channel, which is preferably, each inflation inlet
23 can be arranged at intervals successively along the axial direction of dancer 400;In the present embodiment, compressed air preferably is filled with into inflatable chamber 202,
I.e. above-mentioned filling channel connects with compressed air source.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
1. a kind of spray header for preventing dropping liquid, including header, the header is provided with least one spout, and its feature exists
In:Be provided with liquid barrier on the outside of each spout, each liquid barrier be respectively connected with driving its own working position with it is non-
The drive mechanism switched between working position, in the working position, the liquid barrier deviate corresponding to the spout hydrojet path,
In the inoperative position, the liquid barrier barrier is on the hydrojet path of the corresponding spout.
2. the spray header as claimed in claim 1 for preventing dropping liquid, it is characterised in that:The drive mechanism include driving plate and
Slide bar, the driving plate are located in the header, and described slide bar one end and a wherein plate face for the driving plate are connected, so as to
The area that two plate faces of the driving plate contact with liquid in pipe has difference, and the sliding bar passes through the header
Tube wall and the other end and the corresponding liquid barrier connection.
3. the spray header as claimed in claim 2 for preventing dropping liquid, it is characterised in that:Branch is installed in the afflux pipe outer wall
Frame, each liquid barrier are articulated with the support and are hinged respectively with the corresponding slide bar.
4. the spray header as claimed in claim 2 for preventing dropping liquid, it is characterised in that:The drive mechanism is additionally included in promotion
The reset unit for resetting the liquid barrier after the liquid barrier.
5. the spray header as claimed in claim 4 for preventing dropping liquid, it is characterised in that:Described in each confession on the header
Coaxial by perforating that slide bar passes through to offer an annular storage tank, the notch of the annular storage tank described is worn with corresponding
Hole is turned on, and the reset unit includes the back-moving spring being placed in the corresponding storage tank, and the back-moving spring is set in
On the corresponding slide bar and one end is connected with the slide bar, and the other end abuts with the cell wall of the corresponding annular storage tank.
6. the spray header for preventing dropping liquid as any one of claim 2 to 5, it is characterised in that:The drive mechanism
Also include the adjustment unit of the fluid pressure threshold value of the adjustable triggering slide bar action.
7. the spray header as claimed in claim 6 for preventing dropping liquid, it is characterised in that:The adjustment unit includes regulation bullet
Spring, the regulation spring one end are connected with the corresponding liquid barrier, and the other end is connected with the header, the regulation spring
With the tie point position of the header is adjustable or the installation of the regulation spring between the liquid barrier and the header
Adjustable length.
8. the spray header as claimed in claim 1 for preventing dropping liquid, it is characterised in that:In the inoperative position, the gear liquid
Spout corresponding to plate closure.
9. the spray header as claimed in claim 1 for preventing dropping liquid, it is characterised in that:The liquid barrier or liquid barrier institute
Outside liquid drain to the belt steel surface region that the support of connection can fall gear.
10. a kind of Cold Rolling System, the injection collection for spray technology lubricating fluid is disposed with the entrance side and/or outlet side of milling train
Pipe, it is characterised in that:Each spray header is using the injection for preventing dropping liquid as claimed in any one of claims 1-9 wherein
Collector.
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CN201711021046.1A CN107649525B (en) | 2017-10-27 | 2017-10-27 | Prevent the spray header and Cold Rolling System of dropping liquid |
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CN201711021046.1A CN107649525B (en) | 2017-10-27 | 2017-10-27 | Prevent the spray header and Cold Rolling System of dropping liquid |
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CN107649525A true CN107649525A (en) | 2018-02-02 |
CN107649525B CN107649525B (en) | 2019-07-05 |
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CN201711021046.1A Active CN107649525B (en) | 2017-10-27 | 2017-10-27 | Prevent the spray header and Cold Rolling System of dropping liquid |
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Cited By (1)
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CN115301670A (en) * | 2021-01-29 | 2022-11-08 | 苏州高之仙自动化科技有限公司 | Cleaning device |
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CN201423388Y (en) * | 2009-03-20 | 2010-03-17 | 宝山钢铁股份有限公司 | Laminar flow cooling down-spraying device |
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JPH06179012A (en) * | 1992-12-11 | 1994-06-28 | Nkk Corp | Cooling device for hot strip |
JPH09300011A (en) * | 1996-05-14 | 1997-11-25 | Sumitomo Metal Ind Ltd | Injection nozzle for rolling mill lubricant of reversing rolling mill |
CN1938111A (en) * | 2004-03-29 | 2007-03-28 | Sms迪马格股份公司 | Device for cooling metal sheets and strips |
CN201423388Y (en) * | 2009-03-20 | 2010-03-17 | 宝山钢铁股份有限公司 | Laminar flow cooling down-spraying device |
CN201437130U (en) * | 2009-08-11 | 2010-04-14 | 武汉钢铁(集团)公司 | Emulsion anti-dropping device for oil spray plate of Sendzimir mill |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN115301670A (en) * | 2021-01-29 | 2022-11-08 | 苏州高之仙自动化科技有限公司 | Cleaning device |
CN115301670B (en) * | 2021-01-29 | 2023-12-01 | 苏州高之仙自动化科技有限公司 | Cleaning device |
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CN107649525B (en) | 2019-07-05 |
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