CN207619482U - A kind of continuous annealing unit cleaning section strip steel automatic deviation rectifying device - Google Patents
A kind of continuous annealing unit cleaning section strip steel automatic deviation rectifying device Download PDFInfo
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- CN207619482U CN207619482U CN201721484993.XU CN201721484993U CN207619482U CN 207619482 U CN207619482 U CN 207619482U CN 201721484993 U CN201721484993 U CN 201721484993U CN 207619482 U CN207619482 U CN 207619482U
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Abstract
The utility model discloses a kind of continuous annealing units to clean section strip steel automatic deviation rectifying device, top slewing rollers are fixed by bolts to by bearing block on upper bearing seat support, strip bypasses slot bottom sinking roller, slot bottom bearing block support plate is integral with slot bottom bearing bracket, slot bottom sinking roller passes through the mounting hole on bearing block and the kidney slot in slot bottom bearing block support plate by bearing block bolt, is flexibly connected with slot bottom bearing block support plate with nut.When from 1#By continuous annealing unit cleaning section sideslip occurs for the strip of jockey pulley, the torsion that the tension difference of strip both sides generates forces the bolt in slot bottom dip-roll bearing to be moved in the kidney slot in slot bottom bearing block support plate, slot bottom sinking roller is driven to carry out the micro- rotation self-balancing adjustment in left and right in the horizontal direction, make strip both sides equalization of strain, eliminates sideslip.The utility model need not increase input to be greatly improved with fall-back processing, production efficiency.
Description
Technical field
The utility model belongs to technical field of steel rolling, more particularly to a kind of continuous annealing unit cleaning section strip steel automatic deviation correction dress
It sets.
Background technology
In cold-rolled strip pickling-rolling-continuous annealing equipment, continuous annealing unit is most important in heat-treatment lines after cold rolling
It becomes a useful person unit.Continuous annealing unit cleaning section is production process crucial in continuous annealing unit, which is placed in before annealing furnace.It is cleaning
Section, strip is from 1#Jockey pulley is sent into, and is washed by immersion, 1#Scrub, electrolytic cleaned, 2#It scrubs, rinse, extracting, baking step, then
From 2#Jockey pulley exports (referring to Fig. 1), and iron filings, emulsion and the greasy filth of belt steel surface are removed by physics and chemistry method
Equal attachments.In cleaning section, top is equipped with 9 slewing rollers, and slot bottom is equipped with 7 sinking rollers, and slewing rollers, sinking roller are all made of extra large pa
Imperial rubber rollers, strip operation will bypass this 16 large sizesChlorosulfonated polyethylene rubber rollers, top slewing rollers with
Slot bottom sinking roller centre-to-centre spacing 4695mm.In continuous annealing unit cleaning section, if incoming band steel plate shape is bad and the abrasion of roller and
The variation of roller installation site precision, can all cause strip running deviation, in addition, strip bypasses sinking roller, cleansing medium lye is disturbed
It is dynamic, it will also aggravate the sideslip of strip.Strip often generates strip and scrapes groove body inner wall and 2 in cleaning section sideslip#Tension roller frame
When the serious consequence that steel construction collides, especially template bad (for example camber, shape wave are thick poor) and wide flat steel produce, run
Inclined problem is more serious.The bad strip of template and wide flat steel are produced, in order to avoid in the sideslip of cleaning section, being usually forced to make
Fall-back processing.Strip has seriously affected the raising of production direct motion and production efficiency in cleaning section sideslip.Since cleaning section does not have
It is a common and scabrous problem in cleaning section sideslip to have additional deviation correcting device, strip.
Invention content
In order to solve above-mentioned strip the continuous annealing unit cleaning section sideslip the technical issues of, the utility model provides a kind of company
Unit cleaning section strip steel automatic deviation rectifying device and its method for correcting error are moved back, the micro- rotation in left and right is carried out certainly to slot bottom sinking roller by tension
Balanced adjustment solves the problems, such as that strip cleaning section sideslip, specific technical solution are：
A kind of continuous annealing unit cleaning section strip steel automatic deviation rectifying device, including strip, top slewing rollers, slot bottom sinking roller, axis
Bearing, upper bearing seat support, slot bottom bearing bracket, slot bottom bearing block support plate, bolt, nut, top slewing rollers pass through
Bearing block is fixed by bolts on upper bearing seat support, and strip bypasses slot bottom sinking roller, slot bottom bearing block support plate and slot bottom
Bearing bracket is integral, which is characterized in that slot bottom sinking roller passes through the mounting hole on bearing block by bearing block bolt
And the kidney slot in slot bottom bearing block support plate, it is flexibly connected with slot bottom bearing block support plate with nut.
The gap that the nut is flexibly connected with slot bottom bearing block support plate is 0.5mm~1.0mm.
A kind of continuous annealing unit cleaning section strip steel automatic correction method, which is characterized in that when from 1#The strip of jockey pulley is logical
It crosses continuous annealing unit cleaning section and sideslip occurs, the torsion that the tension difference of strip both sides generates forces the spiral shell in slot bottom dip-roll bearing
Bolt moves in the kidney slot in slot bottom bearing block support plate, and slot bottom sinking roller is driven to carry out the micro- rotation in left and right in the horizontal direction certainly
Balanced adjustment makes strip both sides equalization of strain, eliminates sideslip.
The utility model is changed to kidney-shaped by circular hole compared with prior art, by the mounting hole in slot bottom bearing block support plate
Hole, and specially there are gaps with slot bottom bearing block support plate for nut when installing on bolt, it is ingenious to utilize sideslip strip both sides
The torsion that generates of tension difference enable slot bottom sinking roller to realize left and right micro- rotation self-balancing adjustment, change previous strip and send out
Raw sideslip, it is necessary to shutdown adjustment 1#The problem of jockey pulley or/and top slewing rollers, slot bottom sinking roller.The utility model does not need
It increases input and is greatly improved with fall-back processing, production efficiency, obtain unexpected advantageous effect.
Description of the drawings
Fig. 1 is continuous annealing unit cleaning section strip steel operation schematic diagram.
Fig. 2 is that washing trough structural schematic diagram is impregnated in the utility model application in Fig. 1.
Fig. 3 is that the utility model slot bottom dip-roll bearing is connected with structural representation with slot bottom bearing block support plate
Figure.
Fig. 4 is Fig. 2, Fig. 3 bracket groove base bearing seat supports plate vertical view.
Fig. 5 is continuous annealing unit cleaning section strip running deviation state diagram.
Fig. 6 is state diagram after the micro- rotation self-balancing adjustment of the utility model slot bottom sinking roller or so.
In figure：1, strip；2, top slewing rollers；3, bearing block；4, upper bearing seat support；5, slot bottom sinking roller；6, slot
Lower shaft base supporting；61, slot bottom bearing block support plate；7, bolt；8, nut；9、1#Jockey pulley；10, washing trough is impregnated；11、1#Brush
Washing trough；12, electrolytic cleaning tank；13、2#Scrub slot；14, potcher, 15, extract two pairs of rollers；16, dryer；17、2#Jockey pulley.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.
Referring to Fig. 1~Fig. 6, a kind of continuous annealing unit cleaning section strip steel automatic deviation rectifying device, including strip 1, top slewing rollers
2, slot bottom sinking roller 5, bearing block 3, upper bearing seat support 4, slot bottom bearing bracket 6, slot bottom bearing block support plate 61, bolt
7, nut 8, top slewing rollers 2 are fixed by bolts to by bearing block 3 on upper bearing seat support 4, and strip 1 sinks around slot bottom
Roller 5, slot bottom bearing block support plate 61 are integral with slot bottom bearing bracket 6, which is characterized in that slot bottom sinking roller 5 passes through axis
Bearing 3 passes through the mounting hole on bearing block 3 and the kidney slot in slot bottom bearing block support plate 61 with bolt 7, with nut 8 and slot bottom
Bearing block support plate 61 is flexibly connected.The gap that the nut 8 is flexibly connected with slot bottom bearing block support plate 61 be 0.5mm~
1.0mm。
A kind of continuous annealing unit cleaning section strip steel automatic correction method, which is characterized in that when from 1#The strip 1 of jockey pulley 9
Sideslip occurs by continuous annealing unit cleaning section, the torsion that the tension difference of 1 both sides of strip generates forces 5 bearing block 3 of slot bottom sinking roller
On bolt 7 moved in kidney slot in slot bottom bearing block support plate 61, drive slot bottom sinking roller 5 to carry out in the horizontal direction left
Right micro- rotation self-balancing adjustment, makes 1 both sides equalization of strain of strip, eliminates sideslip.
As shown in Figure 1, in continuous annealing unit cleaning section, strip is from 1#Jockey pulley 9 is sent into, by impregnating washing trough 10,1#Scrub slot
11, electrolytic cleaning tank 12,2#Scrub slot 13, potcher 14 extract two pairs of rollers 15, dryer 16, then from 2#Jockey pulley 17 exports.From
As can be seen that being provided with 9 top slewing rollers 2 on top frame, lower section slot bottom is provided with 7 slot bottom sinking rollers 5 in Fig. 1.On
The bearing block of 9 top slewing rollers 2 on square bearer is extremely fixed on upper bearing seat support 4 with bolt, installation accuracy
It is easily guaranteed that.Slot bottom 7 slot bottom sinking rollers 5 in lower section are immersed in various cleaning solutions, and slot bottom sinking roller 5 replaces dismounting installation
When, fore side roller bearing seat support will be removed all, and therefore, the mounting and adjusting of slot bottom sinking roller 5 wants much more difficult, especially passes
The limitation of the conditions such as dynamic side narrow space makes the adjustment of the verticality of unit centre line and roller correct inconvenient, overhauls every time
When slot bottom sinking roller 5 be to return dress by the graduation mark marked, verticality Adjustment precision be difficult to reach as defined in standard requirement.
In conjunction with Fig. 1~Fig. 6, the mechanism of 1 sideslip of strip is：Always try hard to keep with roller axis in 1 operational process of strip
90 °, when 1 center of strip is vertical with roller center, it is up to a balance, the tension of 1 both sides of strip is equal, if strip 1
The tension of both sides is unequal, just will produce 1 sideslip of strip, and to the big side sideslip of tension.According to this mechanism, by slot bottom
Mounting hole in bearing block support plate 61 is changed to kidney slot, and the bearing block 3 on slot bottom sinking roller 5 and slot bottom bearing by circular hole
61 activity of seat supports plate is fixed, and there are gaps.When sideslip occurs for strip 1, the torsion that the tension difference of 1 both sides of strip generates forces slot
Bolt 7 on 5 bearing block 3 of bottom sinking roller moves in the kidney slot in slot bottom bearing block support plate 61, drives slot bottom sinking roller 5
The micro- rotation self-balancing adjustment in left and right is carried out in the horizontal direction, is eliminated torsion, is made 1 both sides equalization of strain of strip, to eliminate sideslip.
Regardless of 1 sideslip state of strip changes, the utility model can make slot bottom sinking roller 5 flat into Mobile state in the horizontal direction always
Weighing apparatus adjustment, eliminates torsion, makes 1 both sides equalization of strain of strip, to eliminate strip 1 in cleaning section sideslip.
As shown in Fig. 2, upper bearing seat support 4 is fixed on by welding or bolt on girder steel, top slewing rollers 2 are placed
On bearing block 3, the mounting hole on 4 upper backup pad of mounting hole and upper bearing seat support on bearing block 3 is passed through with bolt, Gu
It is scheduled on upper bearing seat support 4, installation accuracy, that is, levelness of top slewing rollers 2, perpendicularity deviation are not more than 0.05mm/m.
Slot bottom bearing block support plate 61 is integral with slot bottom bearing bracket 6 by being welded into, and slot bottom bearing bracket 6 passes through welding
Or bolt is fixed on steelframe.On the basis of 2 installation accuracy of top slewing rollers, slot bottom sinking roller 5 is placed on bearing block 3, is used
Bolt 7 passes through the mounting hole on bearing block 3 and the kidney slot in slot bottom bearing block support plate 61, with nut 8 and slot bottom bearing block
Support plate 61 is flexibly connected (referring to Fig. 3, Fig. 4), and installation accuracy, that is, levelness, perpendicularity deviation are not more than 0.05mm/m.Installation
When, there are the gaps of 0.5mm~1.0mm with slot bottom bearing block support plate 61 for nut 8.From 1#The strip 1 of jockey pulley 9 is close to the right side
The roll surface of upper lateral part slewing rollers 2 bypasses slot bottom sinking roller 5, then is exported from left upper portion slewing rollers 2.
Fig. 5 shows continuous annealing unit cleaning section strip running deviation state diagram, and in conjunction with Fig. 1, this phenomenon changes in the utility model
Into be easy before impregnate washing trough 10, electrolytic cleaning tank 12, potcher 14 occur.In these regions, entangled using the utility model
Deflection device and method for correcting error, once 1 deviation phenomenon of strip occurs, the torsion that the tension difference of 1 both sides of strip generates forces slot bottom heavy
Do not have the bolt 7 on 5 bearing block 3 of roller to be moved in the kidney slot in slot bottom bearing block support plate 61, drives slot bottom sinking roller 5 in water
Square to left and right micro- rotation self-balancing adjustment is carried out, make 1 both sides equalization of strain of strip, eliminate sideslip (see Fig. 6).
Embodiment：
As shown in Figure 1, three slots of continuous annealing unit cleaning pars infrasegmentalis are soaking compartment 10, electrolytic cleaning tank 12 and low height respectively
Press potcher 14, the medium of potcher 14 is desalted water, soaking compartment 10, electrolytic cleaning tank 12 medium be alkali at a temperature of 90 °C
Liquid.These regions are all made of the utility model deviation correcting device and method for correcting error.From 1# jockey pulleys 9 to 2# jockey pulleys 17, strip 1 around
The total length for crossing each roller is 133.9m.As shown in Fig. 2, top slewing rollers 2 are installed：By transmission side and fore side upper bearing
Seat support 4 is installed in place, and top slewing rollers 2 are placed on bearing block 3, using bolt specification M24 × 150 (diameter 24mm, length
Spend 150mm) bolt pass through bearing block 3 on a diameter of 26mm 4 upper backup pad of mounting hole and upper bearing seat support on diameter
For the mounting hole of 26mm, levelness, the perpendicularity deviation of top slewing rollers 2 are measured, the levelness of top slewing rollers 2 is adjusted, hangs down
Straight degree deviation is not more than 0.05mm/m, then fixes.When top slewing rollers 2 are replaced, bearing block 3 is dissection type, and bearing block 3 is not
Dismounting, 2 levelness of top slewing rollers and verticality can keep precision when units' installation.As shown in figure 3, slot bottom sinking roller 5 is pacified
Dress：By the circular hole of a diameter of 26mm in original slot bottom bearing block support plate 61 be changed to 28mm × 150mm kidney slots (radius R14mm,
Overall length L150mm, is shown in Fig. 4), then transmission side and fore side slot bottom bearing bracket 6 are installed in place, subsequent two side shaft holder 3 is put
In slot bottom bearing block support plate 61, the levelness deviation of measuring flume bottom sinking roller 5, according to deviation situation in two side shaft holders 3
Adjust pad is padded between slot bottom bearing block support plate 61,5 horizontal accuracy of slot bottom sinking roller is made to reach 0.05mm/m；Turned with top
On the basis of installing vertical precision to roller 2, sinking roller 5 stationary state right angle setting precision in adjustment tank bottom reaches 0.05mm/m, then will
The connection bolt 7 of both sides roller axle bearing 3 is fastened using the bolt of specification M24 × 150；Strip 1 passes through each roller of cleaning section
Son establishes tension to setting technique tension, builds after the completion of opening, the connection bolt 7 of both sides roller axle bearing 3 is unclamped a bit, is made
There are the gap of 0.5mm~1.0mm, the preferred gaps 0.8mm of the present embodiment with slot bottom bearing block support plate 61 for nut 8；In strip 1
Tension and slot bottom sinking roller 5 are conducted oneself with dignity under (3.461 tons) interactions, and slot bottom sinking roller 5 is in stable state.It is turned to using top
Roller 2 carrys out adjustment tank bottom sinking roller 5, since slot bottom sinking roller 5 is that self-balancing is in place, verticality parallel with top slewing rollers 2
The tension of precision as top slewing rollers 2,1 both sides of strip will be equal.Due to 61 bolt of slot bottom bearing block support plate
Hole is kidney slot, and there are the gaps of 0.5mm~1.0mm with slot bottom bearing block support plate 61 for nut 8, when strip 1 occurs such as
Sideslip shown in fig. 5, the torsion that the tension difference of 1 both sides of strip generates force the bolt 7 on 5 bearing block 3 of slot bottom sinking roller in slot
It is moved in kidney slot on base bearing seat supports plate 61, drives slot bottom sinking roller 5 to carry out the micro- rotation in left and right in the horizontal direction in time
Self-balancing adjusts, and eliminates torsion, makes 1 both sides tension equilibrium state as shown in FIG. 6 of strip, to which dynamic eliminates 1 sideslip of strip.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, the other process sections of continuous annealing unit can also be generalized to
Or go to apply in other strip production units, these popularization and application also should be regarded as the scope of protection of the utility model.
Claims (2)
1. a kind of continuous annealing unit cleans section strip steel automatic deviation rectifying device, including strip, top slewing rollers, slot bottom sinking roller, bearing
Seat, upper bearing seat support, slot bottom bearing bracket, slot bottom bearing block support plate, bolt, nut, top slewing rollers pass through axis
Bearing is fixed by bolts on upper bearing seat support, and strip bypasses slot bottom sinking roller, slot bottom bearing block support plate and slot bottom axis
Base supporting is integral, which is characterized in that slot bottom sinking roller by bearing block with bolt pass through bearing block on mounting hole and
Kidney slot in slot bottom bearing block support plate is flexibly connected with nut with slot bottom bearing block support plate.
2. a kind of continuous annealing unit according to claim 1 cleans section strip steel automatic deviation rectifying device, which is characterized in that the spiral shell
The gap that mother is flexibly connected with slot bottom bearing block support plate is 0.5mm ~ 1.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484993.XU CN207619482U (en) | 2017-11-09 | 2017-11-09 | A kind of continuous annealing unit cleaning section strip steel automatic deviation rectifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484993.XU CN207619482U (en) | 2017-11-09 | 2017-11-09 | A kind of continuous annealing unit cleaning section strip steel automatic deviation rectifying device |
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| Publication Number | Publication Date |
|---|---|
| CN207619482U true CN207619482U (en) | 2018-07-17 |
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| CN201721484993.XU Active CN207619482U (en) | 2017-11-09 | 2017-11-09 | A kind of continuous annealing unit cleaning section strip steel automatic deviation rectifying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111519240A (en) * | 2020-04-26 | 2020-08-11 | 浙江龙盛薄板有限公司 | Safe cleaning line for cold-rolled steel strip |
-
2017
- 2017-11-09 CN CN201721484993.XU patent/CN207619482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111519240A (en) * | 2020-04-26 | 2020-08-11 | 浙江龙盛薄板有限公司 | Safe cleaning line for cold-rolled steel strip |
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