CN108856294A - Heat roller and using the heating roller to roller mill - Google Patents
Heat roller and using the heating roller to roller mill Download PDFInfo
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- CN108856294A CN108856294A CN201710333274.6A CN201710333274A CN108856294A CN 108856294 A CN108856294 A CN 108856294A CN 201710333274 A CN201710333274 A CN 201710333274A CN 108856294 A CN108856294 A CN 108856294A
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- heat
- heating roller
- heat transfer
- roller
- rolling
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 121
- 238000005096 rolling process Methods 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims description 16
- 238000005452 bending Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 6
- 238000005098 hot rolling Methods 0.000 claims description 6
- 238000010009 beating Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
- B21B27/021—Rolls for sheets or strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
- B21B38/006—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/386—Plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/08—Lubricating, cooling or heating rolls internally
- B21B2027/083—Lubricating, cooling or heating rolls internally cooling internally
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The present invention provides a kind of uniformity degree to roller mill to improve the heating roller temperature after heating uniformity and be pressed after pricking for heating roller and using the heating roller,The heating roller includes calandria,It is sheathed on the heat carrier of the calandria periphery and is sheathed on the roll body of the heat carrier periphery,The roll body includes the inner surface and the outer surface that is oppositely arranged with the inner surface towards the heat carrier,The outer surface includes the rolling surface for rolling and the extended surface for being set to the rolling surface both ends,The heat carrier includes the heat-transfer area towards the inner surface,It defines to form the first heat transfer region and the second heat transfer region positioned at first heat transfer region both ends between the inner surface and the heat-transfer area,First heat transfer region is in the range of the orthographic projection on the roll body is located at the rolling surface,And the heat transfer coefficient of first heat transfer region is less than the heat transfer coefficient of the second area with the temperature of the balanced roll body.
Description
Technical field
The present invention relates to cell manufacturing techniques fields, specifically, being related to a kind of heating roller and using the heating roller
To roller mill.
Background technique
In the manufacture production process of Soft Roll power battery, need by roller mill to pole piece material or lithium metal into
Row compacting is to improve the energy density of unit area, the uniformity of the uniformity of density and thickness.Now on the market to roller mill
It is divided into the cold rolling twin rollers not heated and that heats pricks machine two types to roller.It is answered however as material in power battery technology
Continuous breakthrough, the mode of cold heating can not meet the rolling characteristic and its requirement of energy density of new material, and
The purpose of the energy density of raising pole piece material unit area may be implemented by heating rolling.
With the difference of heating method, heating can be divided into oily circulating-heating to roller, electromagnetic heating to roller and electric heating pair to roller
Three kinds of roller.Wherein, oil heating is commonplace a kind of mode, but the safe flash-point due to being suitble to the high temperature oil used at present
About will cause the temperature limited system to roller at 200 DEG C or so, such heating method typically up to temperature at 150 DEG C, while oil
Pollution is also the maximum disadvantage of this mode；Electromagnetic heating is a new concept technology of comparison, but due to not having solution temperature
Uniformity (in the market the temperature difference be greater than 20 DEG C or more) cause to be heated it is big to roller thermal deformation, to cause the uniform of density
The property and uniformity of thickness is poor (on the market all in 0.01mm or more), main performance index in Soft Roll power battery is not achieved；Electricity
Heating and electromagnetic heating have same problem defect.
Summary of the invention
The temperature after heating uniformity can be improved and by after pressure bundle in order to solve the above technical problem, the present invention provides a kind of
Uniformity degree heating roller and using the heating roller to roller mill.
Technical scheme is as follows：
A kind of heating roller including calandria, is sheathed on the heat carrier of the calandria periphery and is sheathed on described thermally conductive
The roll body of body periphery, the roll body include the inner surface and the appearance that is oppositely arranged with the inner surface towards the heat carrier
Face, the outer surface include the rolling surface for rolling and the extended surface for being set to the rolling surface both ends, the heat carrier
Including the heat-transfer area towards the inner surface, defined between the inner surface and the heat-transfer area to be formed the first heat transfer region and
Positioned at second heat transfer region at first heat transfer region both ends, orthographic projection of first heat transfer region on the roll body
In the range of the rolling surface, and the heat transfer coefficient of first heat transfer region is less than the heat transfer system of the second area
Number is with the temperature of the balanced roll body.
Preferably, first heat transfer region is the heat transfer space that the inner surface and the heat-transfer area are enclosed.
Preferably, the heat-transfer area includes the first surface that recess is formed and be set to the first surface both ends the
Two surfaces, the first surface and the inner surface are enclosed the heat transfer space, the second surface and the inner surface
Contact is to form second heat transfer region.
Preferably, the inner surface and the second surface are cylindrical surface, and the second surface and the interior table
It is formed with the screw thread being mutually twisted on face, organizes timing, the roll body and the heat carrier are connected through a screw thread.
Preferably, the extended surface includes extending from the rolling towards inner surface direction bending extends first
Face and the second extended surface extended from first extended surface bending, the second surface include forming threaded threaded area,
The orthographic projection of second extended surface and the rolling surface on the heat carrier at least partly falls in the model of the threaded area
In enclosing.
The present invention also provides a kind of pair of roller mill, described includes supporting structure and double-roll device to roller mill, described to roller
Device includes two, and described in any item heating rollers, two heating rollers are rotationally connected with the branch respectively among the above
In frame structure, and a roll-in channel is formed therebetween, the synchronous backwards rotation of two heating rollers is to drive rolled material
Across the roll-in channel.
Preferably, described further includes heating control apparatus to roller mill, and the heating control apparatus includes that two temperature pass
Sensor group and the controller being connect respectively with calandria in the heating roller of two temperature sensor groups and two, often
The one temperature sensor group includes measuring in the heating roller to add described in the first sensor of the temperature of rolling surface and measurement
The second sensor of temperature of the extended surface far from described rolling surface one end in hot-rolling wheel, the controller is according to each temperature
The detection temperature for spending sensor group controls the calandria heating, with the temperature of the balanced heating roller central roll body.
Preferably, described further includes gap adjustment component to roller mill, and the both ends of each heating roller are arranged respectively
There is a gap adjustment component, and gap adjustment component is fixedly arranged on respectively on the two relative side of the supporting structure,
The gap adjustment component is by eliminating between the supporting structure and the heating roller because the heating roller expands with heat and contract with cold
The gap of generation is to prevent the heating roller from beating during pressure rolling.
Preferably, each gap adjustment component includes the mounting plate for being sheathed on described heating roller one end, described in
Sliding shoe that two opposite ends of mounting plate are extended is fixedly arranged on the supporting structure and sets with sliding shoe one-to-one correspondence
The elastic parts of the fixed block and the resilient support sliding shoe set, when between the supporting structure and the heating roller
When the gap of generation, the elastic parts drives the sliding shoe to drive the heating roller to move to and the bracket knot
Structure abuts.
Preferably, the elastic parts includes elastic element and passes through the sliding shoe and the elastic element and lock
Bolt on the fixed block, the both ends of the elastic element are respectively supported on the sliding shoe and the bolt, pass through rotation
Turning the bolt can be changed the compression ratio of the elastic element.
Heating roller and the use heating roller of the invention is the beneficial effect of roller mill：
One, the first heat transfer region is formed and positioned at described first by defining between the inner surface and the heat-transfer area
Second heat transfer region at heat transfer region both ends, orthographic projection of first heat transfer region on the roll body are located at the rolling
In the range of face, and the heat transfer coefficient of first heat transfer region is less than the heat transfer coefficient of the second area described in equilibrium
The temperature of roll body, can be accumulative in the middle section of the roll body to avoid heat, to cause to cause because local temperature is excessively high
The roll body total run-out range it is excessive, and then cause by pressed prick after material thickness uniformity it is unqualified.
It two, not only can be to avoid by being formed with the screw thread being mutually twisted on the inner surface and the second surface
Because of inner surface described caused by expanding with heat and contract with cold and second surface separation, and be conducive to improve heat transfer efficiency and heat transmitting
Uniformity, be also convenient for the connection of the roll body and the heat carrier.
Three, it is measured respectively by the first sensor and the second sensor described after the heating roller heats
The actual temperature of rolling surface and the heating roller wheel act on the temperature of portal frame, and by the controller according to each institute
The detection temperature for stating temperature sensor group controls the calandria heating, can make the roll body temperature after heating uniformity
No more than 2 DEG C, to guarantee the total run-out after the roll body is heated no more than 2 microns.
Four, the sliding shoe is flexibly supported by the elastic parts, and when the supporting structure and the heating roller
Between generate gap when, the elastic parts drives the sliding shoe to drive the heating roller to move to and the branch
Frame structure abuts, to eliminate between heating roller and the supporting structure because the heating roller expands with heat and contract with cold generation
Gap so as to prevent the heating roller from beating during pressure rolling, and then can guarantee described in rolled material process
The thickness uniformity behind roll-in channel.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, required in being described below to embodiment
The attached drawing used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings, wherein：
Fig. 1 is the perspective view provided by the invention to roller mill；
Fig. 2 is the perspective view shown in Fig. 1 to another angle of roller mill；
Fig. 3 is the partial structure diagram shown in Fig. 1 to roller mill；
Fig. 4 is shown in Fig. 1 to the cross-sectional view for heating roller in roller mill；
Fig. 5 is the structural schematic diagram of heating roller central roll body shown in Fig. 4；
Fig. 6 is the structural schematic diagram of heat carrier in heating roller shown in Fig. 4.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
Fig. 1 and Fig. 2 are please referred to, described includes supporting structure 1, driving device (not shown), biography to roller mill 100
Dynamic device 5 and double-roll device 7, the double-roll device 7 include two heating rollers 71, and two heating rollers 71 turn respectively
It is dynamic to be connected on the supporting structure 1, and a roll-in channel 7A is formed therebetween, the driving device 3 passes through the biography
Dynamic device 5 drives the synchronous backwards rotation of two heating rollers 71 to drive rolled material to pass through the roll-in channel 7A.?
In the present embodiment, rolled material can be pole piece material, be also possible to lithium metal, can also be other kinds of plate.
The supporting structure 1 includes pedestal 11 and the bracket 13 on the pedestal 11.Each heating roller 71
Both ends respectively with the bracket 13 be rotatablely connected.In the present embodiment, the pedestal 11 is body structure, the cabinet knot
Structure is equipped with ventilation and heat structure, and the driving device is set in the pedestal 11, and the bracket 13 is two spaced
The both ends of portal frame, each heating roller 71 are rotatablely connected with two portal frames respectively.
Fig. 1 to Fig. 3 is please referred to, the driving device includes motor.The transmission device 5 includes by the motor
The first gear 51 of driving and two are fixedly arranged on two heating rollers 71 respectively and mutually ratcheting second gear 53,
The first gear 51 and the second gear 53 of the close pedestal 11 are ratcheting.
Fig. 3 and Fig. 4 are please referred to, the heating roller 71 includes calandria 73, is sheathed on 73 periphery of calandria
Heat carrier 75 and be sheathed on the roll body 77 of 75 periphery of the heat carrier.In the present embodiment, the heating roller 71 further includes
The fixing seat 79 being fixedly connected respectively with the calandria 73, the heat carrier 75 and the roll body 77, the fixing seat 79
Positioned at the described heating one end of roller 71 far from the second gear 53, the calandria 73 is the heating bar of universal standard part.
Please refer to Fig. 4 and Fig. 5, the roll body 77 include towards the heat carrier 75 inner surface 771 and with it is described
The outer surface 773 that inner surface 771 is oppositely arranged.
The outer surface 773 includes the rolling surface 775 for rolling and is set to prolonging for 775 both ends of rolling surface
Stretch face 777.The rolling surface 775 is cylindrical surface.
Fig. 4 and Fig. 6 are please referred to, the heat carrier 75 includes the heat-transfer area 751 towards the inner surface 771.The interior table
It defines to form the first heat transfer region and positioned at the second of first heat transfer region both ends between face 771 and the heat-transfer area 751
Heat transfer region, first heat transfer region in the range of orthographic projection on the roll body 77 is located at rolling surface 775, and
The heat transfer coefficient of first heat transfer region is less than the heat transfer coefficient of the second area with the temperature of the balanced roll body 77.
Since the heating roller 71 is fixed among two portal frames, portal frame is metallic object, with good thermal conductivity, when
When the heating roller 71 heats, the heat at the both ends of the heating roller 71 can make the ratio of its heat energy loss because of portal frame
71 centre of heating roller is fast, higher than both ends so as to cause the temperature among the heating roller 71, meanwhile, add because described
The non-uniform temperature of hot-rolling wheel 71, will cause it is described heating roller 71 deformation, therefore, by the inner surface 771 with it is described
It defines to form the first heat transfer region and positioned at second heat transfer region at first heat transfer region both ends, institute between heat-transfer area 751
The first heat transfer region is stated in the range of the orthographic projection on the roll body 77 is located at rolling surface 775, and described first passes
The heat transfer coefficient of thermal region is less than the heat transfer coefficient of the second area with the temperature of the balanced roll body 77, can be to avoid heat
Amount is accumulative in the middle section of the roll body 77, thus cause because local temperature it is excessively high caused by the roll body 77 total run-out
Range is excessive, so cause by pressed prick after material thickness uniformity it is unqualified.
The heat-transfer area 751 includes the first surface 753 and be set to 753 both ends of first surface that recess is formed
Second surface 755.
The first surface 753 is enclosed heat transfer space a 71A, the heat transfer space 71A with the inner surface 771
For first heat transfer region.In other embodiments, being also possible to the inner surface 771 includes the surface that recess is formed
The heat transfer space 71A is enclosed with the heat-transfer area 751.
The second surface 755 is contacted with the inner surface 771 to form second heat transfer region.
The inner surface 771 and the second surface 755 are cylindrical surface, and the inner surface 771 and described second
It is formed with the screw thread being mutually twisted on surface 755, organizes timing, the roll body 77 and the heat carrier 75 are connected through a screw thread.Together
When, by being formed with the screw thread being mutually twisted on the inner surface 771 and the second surface 755, not only can to avoid because
The inner surface 771 caused by expanding with heat and contract with cold and the second surface 755 separate, and are conducive to improve heat transfer efficiency and heat
The uniformity of transmitting is also convenient for the connection of the roll body 77 and the heat carrier 75.
Fig. 4-Fig. 6 is please referred to, the extended surface 777 includes from the rolling surface 775 to 771 side of inner surface
The first extended surface 778 extended to bending and the second extended surface 779 extended from first extended surface 778 bending.Described
Two surfaces 755 include forming threaded threaded area 757, and second extended surface 779 and the rolling surface 775 are led described
Orthographic projection on hot body 75 is at least partly fallen in the range of the threaded area 757.In the present embodiment, the threaded area
757 are located at the second surface 755 close to one end of the first surface 753.
Fig. 2, Fig. 3 and Fig. 4 are please referred to, in the present embodiment, after further improving the heating of roll body 77
Temperature uniformity, described further includes heating control apparatus to roller mill 100.The heating control apparatus includes that two temperature pass
Sensor group and the controller being connect respectively with calandria 73 in the heating roller 71 of two temperature sensor groups and two
(not shown), each temperature sensor group include measure the temperature of rolling surface 775 in the heating roller 71 first
Second sensing of temperature of the extended surface 777 far from described 775 one end of rolling surface in sensor 81 and the measurement heating roller 71
Device 83, the controller controls the calandria 73 according to the detection temperature of each temperature sensor group and heats, with equilibrium
The temperature of roll body 77 in the heating roller 71.In the present embodiment, the first sensor 81 is fixedly arranged on the bracket 13
On, the end face that the roll body 77 connects the inner surface 771 and the outer surface 773 is equipped with mounting hole 774, and described second
Sensor 83 passes through the fixing seat 79 and is inserted into the mounting hole 774.In the present embodiment, the controller is programmable
Logic controller.The heating roller 71 is measured respectively by the first sensor 81 and the second sensor 83 to heat
The actual temperature of the rolling surface 775 is (i.e. afterwards：Equipment provide pressure prick temperature) and the heating roller 71 act on portal frame
Temperature, and by the controller according to the detection temperature of each temperature sensor group control the calandria 73 plus
Heat temperature after further the balanced roll body 77 heats and can improve the total run-out after the roll body 77 heats.For example,
After the roll body 77 is heated to 250 DEG C, temperature uniformity is not more than 2 DEG C, and total run-out is not more than 2 microns.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, in the present embodiment, the heating roller 71 and two gantry in order to prevent
Frame junction generates gap because the heating roller 71 expands with heat and contract with cold, so as to cause the heating roller 71 during pressure rolling
(the heating roller 71 is beated the thickness that will affect rolled material after the roll-in channel 7A during pressure rolling for bounce
Uniformity), described further includes gap adjustment component 9 to roller mill 100.The both ends of each heating roller 71 are arranged respectively
There is a gap adjustment component 9, and gap adjustment component 9 is fixedly arranged on the two relative side of the supporting structure 1 respectively
On, between the bracket 13 and the heating roller 71 of the gap adjustment component 9 by eliminating the supporting structure 1 because
It is described heating roller 7 expand with heat and contract with cold generation gap to prevent the heating roller 71 from beating during pressure rolling.In this implementation
In example, the quantity of the gap adjustment component 9 is four.
Gap adjustment component 9 includes the mounting plate 91 for being sheathed on one end of the heating roller 71, from the installation
Sliding shoe 93 that two opposite ends of plate 91 are extended is fixedly arranged on the bracket 13 and sets with the sliding shoe 93 one-to-one correspondence
The elastic parts of the fixed block 95 and the resilient support sliding shoe 93 set.
The elastic parts includes elastic element 97 and passes through the sliding shoe 93 and the elastic element 97 and lock in institute
The bolt 99 on fixed block 95 is stated, the both ends of the elastic element 97 are respectively supported at the sliding shoe 93 and the bolt 99
On.The compression ratio of the elastic element 97 can be changed to enhance the elastic parts to the cunning by rotating the bolt 99
The elastic anchorage force of motion block 93.In the present embodiment, the elastic element 97 is spring.
When the gap generated between the supporting structure 1 and the heating roller 71, described in the elastic parts driving
Sliding shoe 93 is abutted with driving the heating roller 71 to move to the bracket 13.
Specifically, accordingly being set when the heating roller 71 close to the pedestal 11 generates gap with the bracket 13
The elastic parts set drives the sliding shoe 93 to drive the heating roller 71 to transport along the direction far from the pedestal 11
It moves to the bracket 13 and abuts；When the heating roller 71 far from the pedestal 11 generates gap with the supporting structure 1
When, the elastic parts being accordingly arranged drives the sliding shoe 93 to drive the heating roller 71 along close to the pedestal
11 direction is moved to abut with the bracket 13.After in the heating control apparatus, further the balanced roll body 77 is heated
Temperature and in the case where improving the total run-out after the roll body 77 heats, by the gap adjust component 9 prevent it is described plus
Hot-rolling wheel 71 is beated during pressure rolling, it is ensured that the uniformity of the material thickness after being pricked by pressure is not more than 1.5 microns.
Heating roller and roller mill is had the advantages that using the heating roller provided by the invention：
One, the first heat transfer region is formed and positioned at institute by defining between the inner surface 771 and the heat-transfer area 751
Second heat transfer region at the first heat transfer region both ends is stated, orthographic projection of first heat transfer region on the roll body 77 is located at
In the range of the rolling surface 775, and the heat transfer coefficient of first heat transfer region is less than the heat transfer coefficient of the second area
, can be accumulative in the middle section of the roll body 77 to avoid heat with the temperature of the balanced roll body 77, to cause because of office
Portion's temperature it is excessively high caused by the roll body 77 total run-out range it is excessive, and then cause by pressed prick after material thickness uniformity
It is unqualified.
Two, by being formed with the screw thread being mutually twisted on the inner surface 771 and the second surface 755, not only may be used
It is separated to avoid because of inner surface 771 described caused by expanding with heat and contract with cold and the second surface 755, and is conducive to improve heat transfer
The uniformity of efficiency and heat transmitting, is also convenient for the connection of the roll body 77 and the heat carrier 75.
Three, the heating roller 71 is measured respectively by the first sensor 81 and the second sensor 83 to heat
The actual temperature of the rolling surface 775 and the heating roller 71 act on the temperature of portal frame afterwards, and pass through the controller
The calandria 73 is controlled according to the detection temperature of each temperature sensor group to heat, and the roll body 77 can be made to add
Temperature uniformity is not more than 2 DEG C after heat, to guarantee the total run-out after the roll body 77 is heated no more than 2 microns.
Four, the sliding shoe 93 is flexibly supported by the elastic parts, and when the supporting structure 1 and the heating
When the gap generated between roller 71, the elastic parts drives the sliding shoe 93 to drive the heating roller 71 to move
To being abutted with the supporting structure 1, to eliminate between the heating roller 71 and the supporting structure 1 because of the heating roller
71 gaps for expanding with heat and contract with cold generation, so as to prevent the heating roller 71 from beating during pressure rolling, and then can protect
Demonstrate,prove the thickness uniformity of the rolled material after the roll-in channel 7A.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant
Technical field is included within the scope of the present invention.
Claims (10)
1. a kind of heating roller, which is characterized in that including calandria, be sheathed on the heat carrier of the calandria periphery and be sheathed on
The roll body of the heat carrier periphery, the roll body include being oppositely arranged towards the inner surface of the heat carrier and with the inner surface
Outer surface, the outer surface includes the rolling surface for rolling and the extended surface for being set to the rolling surface both ends, described
Heat carrier includes defining to form the first heat transfer zone between the inner surface and the heat-transfer area towards the heat-transfer area of the inner surface
Domain and positioned at second heat transfer region at first heat transfer region both ends, positive throwing of first heat transfer region on the roll body
Shadow is located in the range of the rolling surface, and the heat transfer coefficient of first heat transfer region is less than the heat transfer system of the second area
Number is with the temperature of the balanced roll body.
2. heating roller according to claim 1, which is characterized in that first heat transfer region is the inner surface and institute
State the heat transfer space that heat-transfer area is enclosed.
3. heating roller according to claim 2, which is characterized in that the heat-transfer area includes the first surface that recess is formed
And it is set to the second surface at the first surface both ends, the first surface and the inner surface are enclosed the heat transfer sky
Between, the second surface is contacted with the inner surface to form second heat transfer region.
4. heating roller according to claim 3, which is characterized in that the inner surface and the second surface are cylinder
Surface, and the screw thread being mutually twisted is formed on the second surface and the inner surface, organizes timing, the roll body and described leads
Hot body is connected through a screw thread.
5. heating roller according to claim 4, which is characterized in that the extended surface includes from the rolling towards described
The first extended surface that the bending of inner surface direction extends and the second extended surface extended from first extended surface bending, described second
Surface includes forming threaded threaded area, and second extended surface and orthographic projection of the rolling surface on the heat carrier are equal
It at least partly falls in the range of the threaded area.
6. a kind of pair of roller mill, which is characterized in that including supporting structure and double-roll device, the double-roll device includes two as weighed
Benefit requires heating roller described in any one of 1-5, and two heating rollers are rotationally connected with respectively on the supporting structure,
And a roll-in channel is formed therebetween, the synchronous backwards rotation of two heating rollers is to drive rolled material to pass through the roller
Pressure passageway.
7. according to claim 6 to roller mill, which is characterized in that described further includes heating control apparatus to roller mill,
The heating control apparatus includes two temperature sensor groups and adds respectively with described in two temperature sensor groups and two
The controller that calandria connects in hot-rolling wheel, each temperature sensor group includes measuring rolling surface in the heating roller
Second sensing of temperature of the extended surface far from described rolling surface one end in the first sensor of temperature and the measurement heating roller
Device, the controller controls the calandria according to the detection temperature of each temperature sensor group and heats, described in equilibrium
Heat the temperature of roller central roll body.
8. according to claim 6 or 7 to roller mill, which is characterized in that described further includes gap adjustment group to roller mill
Part, the both ends of each heating roller are arranged with a gap adjustment component, and gap adjustment component difference respectively
It is fixedly arranged on the two relative side of the supporting structure, the gap adjustment component is added by eliminating the supporting structure with described
Between hot-rolling wheel because it is described heating roller expand with heat and contract with cold generation gap to prevent the heating roller from beating during pressure rolling.
9. according to claim 8 to roller mill, which is characterized in that each gap adjustment component includes being sheathed on institute
It states the mounting plate of heating roller one end, the sliding shoe extended from two opposite ends of the mounting plate, be fixedly arranged on the bracket knot
The elastic parts of the fixed block and the resilient support sliding shoe that are arranged in a one-to-one correspondence on structure and with the sliding shoe, when described
When the gap generated between supporting structure and the heating roller, the elastic parts drives the sliding shoe to drive described add
Hot-rolling wheel is moved to abut with the supporting structure.
10. according to claim 9 to roller mill, which is characterized in that the elastic parts includes elastic element and passes through
The sliding shoe and the elastic element simultaneously lock the bolt on the fixed block, and the both ends of the elastic element are respectively supported at
On the sliding shoe and the bolt, the compression ratio of the elastic element can be changed by rotating the bolt.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713636A (en) * | 2022-05-20 | 2022-07-08 | 安徽工业大学 | High-frequency impact rolling internal and external same-temperature roll assembly for stainless iron composite sheet |
Citations (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE944983C (en) * | 1952-05-18 | 1956-06-28 | Neef & Schwarz Ind Elektrowaer | Electrically heated roller, the core of which is provided with axially extending grooves |
| DE3932963A1 (en) * | 1989-10-03 | 1991-04-11 | Stork Gmbh | Laminating machine with adjustable gap between 2 heated rollers - has 1 roller fixed and other roller held on rocker arm and both are filled with liq. heating agent |
| JPH07251207A (en) * | 1994-03-16 | 1995-10-03 | Mitsubishi Heavy Ind Ltd | Rolling mill |
| JP2000271613A (en) * | 1999-03-25 | 2000-10-03 | Kawasaki Steel Corp | Device for controlling roll crown |
| US6278094B1 (en) * | 1998-11-16 | 2001-08-21 | Walzen Irle Gmbh | Induction heating for thermal rollers |
| US6486448B1 (en) * | 1990-08-15 | 2002-11-26 | Metso Corporation | Method for heating of a roll and a heatable roll |
| CN1452436A (en) * | 2002-04-17 | 2003-10-29 | 哈利盛东芝照明株式会社 | Induction heating roller device, fixing device and image forming device |
| CN1455304A (en) * | 2002-04-30 | 2003-11-12 | 哈利盛东芝照明株式会社 | Sensitive heating-roller device, photographic fixing device and image forming device |
| CN1668396A (en) * | 2003-05-23 | 2005-09-14 | 株式会社京仁特殊金属 | Electric heating type rolling device |
| JP2008020643A (en) * | 2006-07-12 | 2008-01-31 | Toshiba Tec Corp | Method of manufacturing fixing roller, fixing roller and fixing device |
| EP1894642A1 (en) * | 2006-08-31 | 2008-03-05 | Océ-Technologies B.V. | Temperature control system for a roller in an image forming apparatus |
| CN101937246A (en) * | 2010-09-28 | 2011-01-05 | 株洲科力通用设备有限公司 | Method and device for controlling temperature uniformity of heating roller |
| CN202162211U (en) * | 2011-07-11 | 2012-03-14 | 邢台纳科诺尔极片轧制设备有限公司 | Electromagnetism heated battery pole piece rolling mill |
| CN202270706U (en) * | 2011-10-18 | 2012-06-13 | 熊杰然 | Hot roll temperature rolling equipment |
| CN102527727A (en) * | 2012-01-13 | 2012-07-04 | 燕山大学 | Roller with flexibly adjustable roller type curves |
| US20120272705A1 (en) * | 2011-04-28 | 2012-11-01 | Akio Hirane | Sheet metal repair jig |
| CN202762730U (en) * | 2012-09-28 | 2013-03-06 | 吕景海 | Electric heating roller |
| CN102950152A (en) * | 2011-08-16 | 2013-03-06 | 赵宽 | Film rolling machine with horizontally parallel ceramic rollers for pole pieces of lithium batteries |
| CN203155703U (en) * | 2013-02-26 | 2013-08-28 | 邢台纳科诺尔极片轧制设备有限公司 | Four-roller electrothermic battery pole piece rolling mill |
| CN203888362U (en) * | 2014-06-17 | 2014-10-22 | 云南省玉溪市科技彩印有限公司 | Electromagnetic induction heating hot stamping roller |
| CN104588412A (en) * | 2015-01-13 | 2015-05-06 | 上海应用技术学院 | Roller heating device capable of realizing multiple temperature modes |
| CN105107840A (en) * | 2015-08-06 | 2015-12-02 | 上海应用技术学院 | Surface severe deformation rolling device and method of magnesium alloy plate |
| CN205084957U (en) * | 2015-09-07 | 2016-03-16 | 深圳市科晶智达科技有限公司 | Pole piece coating unit |
| CN206810857U (en) * | 2017-05-12 | 2017-12-29 | 深圳市科晶智达科技有限公司 | Heat disk roller and using the heating disk roller to roller mill |
-
2017
- 2017-05-12 CN CN201710333274.6A patent/CN108856294B/en active Active
Patent Citations (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE944983C (en) * | 1952-05-18 | 1956-06-28 | Neef & Schwarz Ind Elektrowaer | Electrically heated roller, the core of which is provided with axially extending grooves |
| DE3932963A1 (en) * | 1989-10-03 | 1991-04-11 | Stork Gmbh | Laminating machine with adjustable gap between 2 heated rollers - has 1 roller fixed and other roller held on rocker arm and both are filled with liq. heating agent |
| US6486448B1 (en) * | 1990-08-15 | 2002-11-26 | Metso Corporation | Method for heating of a roll and a heatable roll |
| JPH07251207A (en) * | 1994-03-16 | 1995-10-03 | Mitsubishi Heavy Ind Ltd | Rolling mill |
| US6278094B1 (en) * | 1998-11-16 | 2001-08-21 | Walzen Irle Gmbh | Induction heating for thermal rollers |
| JP2000271613A (en) * | 1999-03-25 | 2000-10-03 | Kawasaki Steel Corp | Device for controlling roll crown |
| CN1452436A (en) * | 2002-04-17 | 2003-10-29 | 哈利盛东芝照明株式会社 | Induction heating roller device, fixing device and image forming device |
| CN1455304A (en) * | 2002-04-30 | 2003-11-12 | 哈利盛东芝照明株式会社 | Sensitive heating-roller device, photographic fixing device and image forming device |
| CN1668396A (en) * | 2003-05-23 | 2005-09-14 | 株式会社京仁特殊金属 | Electric heating type rolling device |
| JP2008020643A (en) * | 2006-07-12 | 2008-01-31 | Toshiba Tec Corp | Method of manufacturing fixing roller, fixing roller and fixing device |
| EP1894642A1 (en) * | 2006-08-31 | 2008-03-05 | Océ-Technologies B.V. | Temperature control system for a roller in an image forming apparatus |
| CN101937246A (en) * | 2010-09-28 | 2011-01-05 | 株洲科力通用设备有限公司 | Method and device for controlling temperature uniformity of heating roller |
| US20120272705A1 (en) * | 2011-04-28 | 2012-11-01 | Akio Hirane | Sheet metal repair jig |
| CN202162211U (en) * | 2011-07-11 | 2012-03-14 | 邢台纳科诺尔极片轧制设备有限公司 | Electromagnetism heated battery pole piece rolling mill |
| CN102950152A (en) * | 2011-08-16 | 2013-03-06 | 赵宽 | Film rolling machine with horizontally parallel ceramic rollers for pole pieces of lithium batteries |
| CN202270706U (en) * | 2011-10-18 | 2012-06-13 | 熊杰然 | Hot roll temperature rolling equipment |
| CN102527727A (en) * | 2012-01-13 | 2012-07-04 | 燕山大学 | Roller with flexibly adjustable roller type curves |
| CN202762730U (en) * | 2012-09-28 | 2013-03-06 | 吕景海 | Electric heating roller |
| CN203155703U (en) * | 2013-02-26 | 2013-08-28 | 邢台纳科诺尔极片轧制设备有限公司 | Four-roller electrothermic battery pole piece rolling mill |
| CN203888362U (en) * | 2014-06-17 | 2014-10-22 | 云南省玉溪市科技彩印有限公司 | Electromagnetic induction heating hot stamping roller |
| CN104588412A (en) * | 2015-01-13 | 2015-05-06 | 上海应用技术学院 | Roller heating device capable of realizing multiple temperature modes |
| CN105107840A (en) * | 2015-08-06 | 2015-12-02 | 上海应用技术学院 | Surface severe deformation rolling device and method of magnesium alloy plate |
| CN205084957U (en) * | 2015-09-07 | 2016-03-16 | 深圳市科晶智达科技有限公司 | Pole piece coating unit |
| CN206810857U (en) * | 2017-05-12 | 2017-12-29 | 深圳市科晶智达科技有限公司 | Heat disk roller and using the heating disk roller to roller mill |
Non-Patent Citations (1)
| Title |
|---|
| 张婷婷;张春伟;: "温轧机的轧辊加热方式研究", 宝钢技术, no. 05, 15 October 2016 (2016-10-15) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713636A (en) * | 2022-05-20 | 2022-07-08 | 安徽工业大学 | High-frequency impact rolling internal and external same-temperature roll assembly for stainless iron composite sheet |
| CN114713636B (en) * | 2022-05-20 | 2023-11-28 | 安徽工业大学 | Stainless iron composite sheet high-frequency impact rolling inner and outer isothermal roller assembly |
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