CN113664041A - Rolling mill roller system structure - Google Patents
Rolling mill roller system structure Download PDFInfo
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- CN113664041A CN113664041A CN202110928272.8A CN202110928272A CN113664041A CN 113664041 A CN113664041 A CN 113664041A CN 202110928272 A CN202110928272 A CN 202110928272A CN 113664041 A CN113664041 A CN 113664041A
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- rolls
- backing
- rollers
- box body
- roll
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- 238000005096 rolling process Methods 0.000 title claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/02—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
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- 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
- B21B27/03—Sleeved rolls
- B21B27/032—Rolls for sheets or strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B29/00—Counter-pressure devices acting on rolls to inhibit deflection of same under load, e.g. backing rolls ; Roll bending devices, e.g. hydraulic actuators acting on roll shaft ends
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/07—Adaptation of roll neck bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/07—Adaptation of roll neck bearings
- B21B31/076—Cooling; Lubricating roller bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts
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- 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
- B21B37/46—Roll speed or drive motor control
-
- 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
- B21B37/58—Roll-force control; Roll-gap control
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
A rolling mill roll system structure is characterized in that two supporting rolls 2 are symmetrically arranged at the bottom in a box body 1, a driving roll 3 is arranged in the middle of the box body 1, two first back-up rolls 4 are symmetrically arranged at the upper part of the box body 1, the driving roll 3 is positioned between the two first back-up rolls 4 and the two supporting rolls 2 and respectively circumscribed with the two supporting rolls 2 and the two first back-up rolls 4, and the two first back-up rolls 4 are driven to rotate through friction of the driving roll 3; the top of the box body 1 is provided with a working roll 8, the working roll 8 is positioned above the two first backing rolls 4 and is circumscribed with the two first backing rolls 4, and the working roll 8 is driven to rotate through friction of the two first backing rolls 4. The invention adopts the modular design, simplifies the transmission, control and adjustment mechanism of the roller, and further greatly reduces the volume of the rolling mill system and the production and maintenance cost.
Description
Technical Field
The invention belongs to the technical field of metal strip rolling, and particularly relates to a rolling mill roll system structure.
Background
At present, a multi-roller rolling mill is adopted for rolling metal strips, in order to improve the precision and the stability, the roller system structure of the existing rolling mill is huge, and the transmission, control and adjustment mechanisms of rollers are very complicated, so that the thickness coverage of raw materials and finished products of the products is narrow, and the production power consumption is large. Especially, the roll systems are twisted in the rolling process, so that the accumulated transmission error cannot be effectively eliminated, the rolled strip is uneven in thickness, the transverse and longitudinal tolerance runout amplitude of the rolled strip is large under the same production condition, and the product precision is not high.
Disclosure of Invention
The invention provides a rolling mill roll system structure, which overcomes the defects of the prior art.
The technical scheme adopted by the invention is as follows: a rolling mill roll system structure comprises a box body, wherein two supporting rolls are symmetrically arranged at the bottom in the box body, a driving roll is arranged in the middle of the box body, two first backing rolls are symmetrically arranged at the upper part of the box body, the driving roll is positioned between the two first backing rolls and the two supporting rolls and respectively circumscribed with the two supporting rolls and the two first backing rolls, and the two first backing rolls are driven to rotate through friction of the driving roll; the top of box is equipped with the working roll, and the working roll is located two first backing rolls's top and with two first backing rolls circumscribed, through two first backing roll friction drive working roll rotations.
Two second backing rolls are symmetrically arranged at the upper part of the box body, and the two second backing rolls are respectively positioned above the outer sides of the two first backing rolls; the upper part of the box body is also provided with three first intermediate rollers and two second intermediate rollers, one of the first intermediate rollers is positioned above the two first backing rollers and is circumscribed with the two first backing rollers, and the other two first intermediate rollers are symmetrically arranged and are respectively positioned between the first backing rollers and the second backing rollers and are circumscribed with the first backing rollers and the second backing rollers; the two second intermediate rolls are symmetrically arranged above the three first intermediate rolls and are respectively circumscribed with the two first intermediate rolls, and the working rolls are positioned above the two second intermediate rolls and are circumscribed with the two second intermediate rolls; the three first intermediate rollers are in friction transmission with the two first backing rollers, the three first intermediate rollers are in friction transmission with the two second intermediate rollers, and the two second intermediate rollers are in friction transmission with the working roller.
The box body consists of a lower box body and an upper box body, wherein the lower box body consists of a U-shaped base and lower end plates fixed at two ends of the U-shaped base; a pair of U-shaped supports are symmetrically fixed in the U-shaped base, and the two supporting rollers are respectively arranged in the pair of U-shaped supports; the supporting roller consists of a first supporting shaft and a first sleeve sleeved on the first supporting shaft, the first supporting shaft is supported in the U-shaped support at intervals through a first supporting plate sleeved and fixed on the first supporting shaft, the first supporting plate is fixedly connected with the U-shaped support, and the first sleeve is positioned between two adjacent first supporting plates; the transmission roller is arranged on the lower end plate and is tangent to the first sleeve;
the upper box body is composed of a pair of L-shaped supports which are symmetrically arranged and upper end plates which are fixed at two ends of the L-shaped supports, the upper end plates are fixed on the lower end plates, the two first backing rolls are respectively arranged at the lower parts of the pair of L-shaped supports, and the two second backing rolls are respectively arranged at the upper parts of the pair of L-shaped supports; the first backing roll consists of a second support shaft and a second sleeve sleeved on the second support shaft, the second support shaft is supported at the lower part of the L-shaped support at intervals by a second support plate sleeved and fixed on the second support shaft, the second support plate is fixedly connected with the L-shaped support, and the second sleeve is positioned between two adjacent second support plates and is externally tangent to the transmission roll; the second backing roll consists of a third supporting shaft and a third sleeve sleeved on the third supporting shaft; the third support shaft is supported at the upper part of the L-shaped support at intervals through a third support plate which is sleeved and fixed on the third support shaft, and the third support plate is fixedly connected with the L-shaped support, so that the third sleeve is positioned between two adjacent third support plates.
The upper end of the upper end plate is provided with a sinking groove, two ends of the first intermediate roll and the second intermediate roll are arranged in the sinking groove in a floating mode, the first intermediate roll in the middle is externally tangent to the second sleeve, and the first intermediate rolls on two sides are externally tangent to the second sleeve and the third sleeve respectively;
the upper end of the upper end plate is symmetrically fixed with a stop block, the inner ends of the stop blocks are respectively provided with a rotary bearing, and the working roll is arranged between the rotary bearings through end face bearings sleeved at the two ends of the working roll.
The second supporting plate and the third supporting plate are of an integrated structure.
A first steel plate is fixed in the sinking groove, the first steel plate is U-shaped, the center of the bottom of the U-shaped steel plate is arched upwards to form a semicircular pressing plate, and the semicircular pressing plate is buckled and pressed at the upper ends of bearing seats at the two ends of a first middle roller positioned in the middle; the two ends of the U shape extend inwards, the end parts of the U shape are bent downwards to form two end part pressing plates, and the two end part pressing plates are respectively buckled and pressed at the upper ends of the bearing seats at the two ends of the first middle roller at the two sides; and the upper end of the upper end plate is symmetrically fixed with a second steel plate and a third steel plate, cantilever ends of the second steel plate and the third steel plate are bent downwards to form two upper pressing plates respectively, and the two upper pressing plates are positioned on ports of the sinking grooves and are buckled and pressed at the upper ends of the bearing seats at the two ends of the two second middle rollers respectively.
Compared with the prior art, the invention has the following beneficial effects:
1. the modular rolling mill adopts a modular design, and the supporting roller module, the driving roller module, the backing roller module, the middle roller module and the working roller module are arranged in the box body to form a modular roller system, so that the driving, controlling and adjusting mechanisms of the roller are simplified, and the volume and the production and maintenance cost of the rolling mill system are greatly reduced.
2. The supporting roller and the backing roller have unique structures, and the rigidity of the roller system is improved through a multi-point supporting structure, so that the transverse twisting, the vibration and the longitudinal movement among the roller systems are reduced, and the working precision of the roller system is improved.
3. The working roll is simple and convenient to replace, can be adjusted according to the product process and thickness, and is provided with the working rolls with different roll diameters. The method is suitable for different rolling processes such as hot rolling, warm rolling, cold rolling and the like, and has wide application range.
4. The driving roller is clamped between the supporting roller and the back lining roller, has good rigidity, adopts a friction driving mode from bottom to top, and has simple structure, convenient adjustment and high driving precision.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the internal structure of the present invention;
FIG. 3 is a schematic cross-sectional view of an end construction of the present invention;
FIG. 4 is a schematic view of a work roll mounting arrangement of the present invention;
FIG. 5 is a schematic view of the support roll mounting arrangement of the present invention;
FIG. 6 is a schematic view of the backing roll mounting arrangement of the present invention;
fig. 7 is a schematic view of the use state of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying fig. 1 to 7 and the embodiments.
The utility model provides a rolling mill roller is structure, includes box 1, the bottom symmetry is provided with two backing rolls 2 in the box 1, the mid-mounting of box 1 has a driving roller 3, the upper portion symmetry of box 1 is provided with two first back lining rollers 4, driving roller 3 is located between two first back lining rollers 4 and two backing rolls 2 and is circumscribed with two backing rolls 2 and two first back lining rollers 4 respectively, rotates through two first back lining rollers 4 of 3 friction drive of driving roller.
Two second backing rolls 5 are symmetrically arranged at the upper part of the box body 1, and the two second backing rolls 5 are respectively positioned above the outer sides of the two first backing rolls 4; the upper part of the box body 1 is also provided with three first intermediate rollers 6 and two second intermediate rollers 7, one first intermediate roller 6 is positioned above the two first backing rollers 4 and is circumscribed with the two first backing rollers 4, and the other two first intermediate rollers 6 are symmetrically arranged and are respectively positioned between the first backing rollers 4 and the second backing rollers 5 and are circumscribed with the first backing rollers 4 and the second backing rollers 5; the two second intermediate rolls 7 are symmetrically arranged above the three first intermediate rolls 6 and are respectively circumscribed with the two first intermediate rolls 6, and the working rolls 8 are positioned above the two second intermediate rolls 7 and are circumscribed with the two second intermediate rolls 7; the three first intermediate rolls 6 are frictionally driven to rotate by the two first backing rolls 4, and the three first intermediate rolls 6 are frictionally driven to rotate the two second intermediate rolls 7.
The top of box 1 is equipped with work roller 8, and work roller 8 is located two second intermediate roll 7's top and with two second intermediate roll 7 circumscribed, through two second intermediate roll 7 friction drive work roller 8 rotations.
The box body 1 consists of a lower box body 1-1 and an upper box body 1-2, and the lower box body 1-1 consists of a U-shaped base 1-1-1 and lower end plates 1-1-2 fixed at two ends of the U-shaped base 1-1-1; a pair of U-shaped supports 10 are symmetrically fixed in the U-shaped base 1-1-1, and the two supporting rollers 2 are respectively arranged in the pair of U-shaped supports 10; the supporting roller 2 consists of a first supporting shaft 2-1 and a first sleeve 2-2 sleeved on the first supporting shaft 2-1, the first supporting shaft 2-1 is supported in the U-shaped support 10 at intervals through a first supporting plate 2-3 sleeved and fixed on the first supporting shaft 2-1, the first supporting plate 2-3 is fixedly connected with the U-shaped support 10, and the first sleeve 2-2 is positioned between two adjacent first supporting plates 2-3; the driving roller 3 is arranged on the lower end plate 1-1-2 and externally tangent to the first sleeve 2-2;
the upper box body 1-2 consists of a pair of L-shaped supports 1-2-1 which are symmetrically arranged and upper end plates 1-2-2 which are fixed at two ends of the L-shaped supports 1-2-1, the upper end plates 1-2-2 are fixed on the lower end plates 1-1-2, two first backing rolls 4 are respectively arranged at the lower parts of the pair of L-shaped supports 1-2-1, and two second backing rolls 5 are respectively arranged at the upper parts of the pair of L-shaped supports 1-2-1; the first backing roll 4 consists of a second support shaft 4-1 and a second sleeve 4-2 sleeved on the second support shaft 4-1, the second support shaft 4-1 is supported at the lower part of the L-shaped support 1-2-1 at intervals by a second support plate 4-3 sleeved and fixed on the second support shaft 4-1, the second support plate 4-3 is fixedly connected with the L-shaped support 1-2-1, and the second sleeve 4-2 is positioned between two adjacent second support plates 4-3 and is externally tangent to the driving roll 3; the second backing roll 5 consists of a third support shaft 5-1 and a third sleeve 5-2 sleeved on the third support shaft 5-1; the third supporting shaft 5-1 is supported at the upper part of the L-shaped support 1-2-1 at intervals by a third supporting plate 5-3 which is sleeved and fixed on the third supporting shaft, the third supporting plate 5-3 is fixedly connected with the L-shaped support 1-2-1, and the third sleeve 5-2 is positioned between two adjacent third supporting plates 5-3. The second supporting plate 4-3 and the third supporting plate 5-3 are of an integrated structure.
The upper end of the upper end plate 1-2-2 is provided with a sinking groove 1-2-3, two ends of a first intermediate roller 6 and a second intermediate roller 7 are arranged in the sinking groove 1-2-3 in a floating mode, the first intermediate roller 6 positioned in the middle is externally tangent to the second sleeve 4-2, and the first intermediate rollers 6 positioned on two sides are respectively externally tangent to the second sleeve 4-2 and the third sleeve 5-2;
the upper end of the upper end plate 1-2-2 is symmetrically fixed with a stop block 11, the inner ends of the stop blocks 11 are respectively provided with a rotary bearing 11-1, and the working roll 8 is arranged between the rotary bearings 11-1 through end face bearings 8-1 sleeved at the two ends of the working roll.
A first steel plate 12 is fixed in the sinking groove 1-2-3, the first steel plate 12 is U-shaped, the center of the bottom of the U-shaped is arched upwards to form a semicircular pressing plate 12-1, and the semicircular pressing plate 12-1 is buckled and pressed on the upper ends of the bearing seats at the two ends of the first middle roller 6 in the middle; the two ends of the U shape extend inwards and the ends are bent downwards to form two end pressing plates 12-2, and the two end pressing plates 12-2 are respectively buckled and pressed on the upper ends of the bearing seats at the two ends of the first middle roller 6 positioned at the two sides; and a second steel plate 13 and a third steel plate 14 are symmetrically fixed at the upper end of the upper end plate 1-2-2, cantilever ends of the second steel plate 13 and the third steel plate 14 are bent downwards to form two upper pressing plates 15 respectively, and the two upper pressing plates 15 are positioned at ports of the sink grooves 1-2-3 and are buckled and pressed at the upper ends of bearing seats at two ends of the two second intermediate rolls 7 respectively.
The invention becomes a roller system module 16 after the assembly is finished, when in use, the two roller system modules 16 are oppositely arranged in a portal bracket 23 of a rolling mill up and down to form a twenty-six roller system rolling mill, the rolling function is realized through the upper working roll 8 and the lower working roll 8 which are oppositely arranged, the roller system modules 16 are limited through an upper baffle 17, a middle baffle 18 and a lower baffle 19 which are arranged on the front end surface and the rear end surface of the portal bracket 23, and the roller system modules 16 on the upper part can freely slide up and down along the inner walls on the two sides of the portal bracket 23.
When the device works, the upper driving roller 3 and the lower driving roller 3 are connected with a power device to respectively provide power for the upper roller system module 16 and the lower roller system module 16, and a pressing device 22 arranged at the top of a door-shaped support 23 provides pressing force for the upper roller system module 16. The power device is a motor or other power mechanism, and the pressing device 22 is an electric pressing mechanism or a hydraulic pressing mechanism.
The working principle is as follows: the metal strip 20 enters between the upper working roll 8 and the lower working roll 8 from one end of the rolling mill through the guide and guard device 21, the lower pressing device 22 provides the lower pressure for the upper roll system module 16, and then the upper working roll 8 and the lower working roll 8 generate rolling force for the metal strip 20; during rolling, the rolling force is controlled by adjusting the lower pressure, and the rolling speed is controlled by controlling the rotating speed of the upper and lower driving rollers 3; the rolling accuracy and thickness of the metal strip 20 are controlled by controlling the rolling force and the rolling speed.
The above-mentioned embodiments are merely preferred embodiments of the present invention, which should not be construed as limiting the scope of the invention, and therefore all equivalent variations made by the following claims should be included in the scope of the invention.
Claims (5)
1. A rolling mill roll system structure is characterized in that: the automatic back-up device comprises a box body (1), wherein two back-up rolls (2) are symmetrically arranged at the bottom in the box body (1), a driving roll (3) is arranged in the middle of the box body (1), two first back-up rolls (4) are symmetrically arranged at the upper part of the box body (1), the driving roll (3) is positioned between the two first back-up rolls (4) and the two back-up rolls (2) and is respectively externally tangent to the two back-up rolls (2) and the two first back-up rolls (4), and the two first back-up rolls (4) are driven to rotate through friction of the driving roll (3); the top of the box body (1) is provided with a working roll (8), the working roll (8) is positioned above the two first backing rolls (4) and is externally tangent to the two first backing rolls (4), and the working roll (8) is in friction transmission through the two first backing rolls (4) to rotate.
2. The rolling mill roll system structure according to claim 1, wherein: two second backing rolls (5) are symmetrically arranged at the upper part of the box body (1), and the two second backing rolls (5) are respectively positioned above the outer sides of the two first backing rolls (4); the upper part of the box body (1) is also provided with three first intermediate rollers (6) and two second intermediate rollers (7), one first intermediate roller (6) is positioned above the two first backing rollers (4) and is circumscribed with the two first backing rollers (4), and the other two first intermediate rollers (6) are symmetrically arranged and are respectively positioned between the first backing rollers (4) and the second backing rollers (5) and are circumscribed with the first backing rollers (4) and the second backing rollers (5); the two second intermediate rolls (7) are symmetrically arranged above the three first intermediate rolls (6) and are respectively circumscribed with the two first intermediate rolls (6), and the working rolls (8) are positioned above the two second intermediate rolls (7) and are circumscribed with the two second intermediate rolls (7); the three first intermediate rollers (6) are in friction transmission with the two first back lining rollers (4) to rotate, the three first intermediate rollers (6) are in friction transmission with the two second intermediate rollers (7) to rotate, and the two second intermediate rollers (7) are in friction transmission with the working roller (8) to rotate.
3. The rolling mill roll system structure according to claim 2, wherein: the box body (1) is composed of a lower box body (1-1) and an upper box body (1-2), and the lower box body (1-1) is composed of a U-shaped base (1-1-1) and lower end plates (1-1-2) fixed at two ends of the U-shaped base (1-1-1); a pair of U-shaped supports (10) are symmetrically fixed in the U-shaped base (1-1-1), and the two supporting rollers (2) are respectively arranged in the pair of U-shaped supports (10); the supporting roller (2) consists of a first supporting shaft (2-1) and a first sleeve (2-2) sleeved on the first supporting shaft (2-1), the first supporting shaft (2-1) is supported in the U-shaped support (10) at intervals through first supporting plates (2-3) sleeved and fixed on the first supporting shaft, the first supporting plates (2-3) are fixedly connected with the U-shaped support (10), and the first sleeve (2-2) is positioned between two adjacent first supporting plates (2-3); the transmission roller (3) is arranged on the lower end plate (1-1-2) and is externally tangent to the first sleeve (2-2);
the upper box body (1-2) is composed of a pair of L-shaped supports (1-2-1) which are symmetrically arranged and upper end plates (1-2-2) which are fixed at two ends of the L-shaped supports (1-2-1), the upper end plates (1-2-2) are fixed on lower end plates (1-1-2), two first backing rolls (4) are respectively arranged at the lower parts of the pair of L-shaped supports (1-2-1), and two second backing rolls (5) are respectively arranged at the upper parts of the pair of L-shaped supports (1-2-1); the first backing roll (4) consists of a second support shaft (4-1) and a second sleeve (4-2) sleeved on the second support shaft (4-1), the second support shaft (4-1) is supported at the lower part of the L-shaped support (1-2-1) at intervals by a second support plate (4-3) sleeved and fixed on the second support shaft, the second support plate (4-3) is fixedly connected with the L-shaped support (1-2-1), and the second sleeve (4-2) is positioned between two adjacent second support plates (4-3) and externally tangent to the transmission roll (3); the second backing roll (5) consists of a third support shaft (5-1) and a third sleeve (5-2) sleeved on the third support shaft (5-1); the third support shaft (5-1) is supported at the upper part of the L-shaped support (1-2-1) at intervals through a third support plate (5-3) sleeved and fixed on the third support shaft, the third support plate (5-3) is fixedly connected with the L-shaped support (1-2-1), and the third sleeve (5-2) is positioned between two adjacent third support plates (5-3).
The upper end of the upper end plate (1-2-2) is provided with a sinking groove (1-2-3), two ends of the first intermediate roller (6) and the second intermediate roller (7) are arranged in the sinking groove (1-2-3) in a floating mode, the first intermediate roller (6) in the middle is externally tangent to the second sleeve (4-2), and the first intermediate rollers (6) on two sides are respectively externally tangent to the second sleeve (4-2) and the third sleeve (5-2);
the upper end of the upper end plate (1-2-2) is symmetrically fixed with a stop block (11), the inner ends of the stop blocks (11) are respectively provided with a rotary bearing (11-1), and the working roll (8) is arranged between the rotary bearings (11-1) through end face bearings (8-1) sleeved at the two ends of the working roll.
4. A rolling mill roll system structure according to claim 3, characterized in that: the second supporting plate (4-3) and the third supporting plate (5-3) are of an integrated structure.
5. A rolling mill roll system structure according to claim 3, characterized in that: a first steel plate (12) is fixed in the sinking groove (1-2-3), the first steel plate (12) is U-shaped, the center of the bottom of the U-shaped U is arched upwards to form a semicircular pressing plate (12-1), and the semicircular pressing plate (12-1) is buckled and pressed on the upper ends of bearing seats at the two ends of the first middle roller (6) in the middle; the two ends of the U shape extend inwards and the ends are bent downwards to form two end pressing plates (12-2), and the two end pressing plates (12-2) are respectively buckled and pressed on the upper ends of the bearing seats at the two ends of the first middle roller (6) positioned at the two sides; and a second steel plate (13) and a third steel plate (14) are symmetrically fixed at the upper end of the upper end plate (1-2-2), cantilever ends of the second steel plate (13) and the third steel plate (14) are bent downwards to form two upper pressing plates (15), and the two upper pressing plates (15) are positioned on ports of the sinking grooves (1-2-3) and are buckled and pressed at the upper ends of bearing seats at the two ends of the two second middle rollers (7) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110928272.8A CN113664041A (en) | 2021-08-13 | 2021-08-13 | Rolling mill roller system structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110928272.8A CN113664041A (en) | 2021-08-13 | 2021-08-13 | Rolling mill roller system structure |
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| CN113664041A true CN113664041A (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110928272.8A Pending CN113664041A (en) | 2021-08-13 | 2021-08-13 | Rolling mill roller system structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546965A (en) * | 2021-08-13 | 2021-10-26 | 宝鸡市荣豪钛业有限公司 | Back lining roller structure of rolling mill roller system |
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| CN201316734Y (en) * | 2008-11-26 | 2009-09-30 | 圣格兰（嘉兴）光机电技术有限公司 | Unequal-diameter back-lining roller distribution device of cold rolling machine |
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| CN207325587U (en) * | 2017-10-25 | 2018-05-08 | 武汉纺织大学 | A kind of very thin cold rolling band steel equipment |
| CN113546965A (en) * | 2021-08-13 | 2021-10-26 | 宝鸡市荣豪钛业有限公司 | Back lining roller structure of rolling mill roller system |
| CN113664044A (en) * | 2021-08-13 | 2021-11-19 | 宝鸡市荣豪钛业有限公司 | Supporting roller structure of rolling mill roller system |
| CN215879230U (en) * | 2021-08-13 | 2022-02-22 | 宝鸡市荣豪钛业有限公司 | Rolling mill roller system structure |
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| CN104438318A (en) * | 2013-09-16 | 2015-03-25 | 钱钢 | Multi-roller exchangeable cold rolling mill |
| CN206065029U (en) * | 2016-08-31 | 2017-04-05 | 庄松鹤 | For the support roller of multi-roll mill |
| CN106424146A (en) * | 2016-10-31 | 2017-02-22 | 中国重型机械研究院股份公司 | Lateral support structure for eighteen-roll mill |
| CN207325587U (en) * | 2017-10-25 | 2018-05-08 | 武汉纺织大学 | A kind of very thin cold rolling band steel equipment |
| CN113546965A (en) * | 2021-08-13 | 2021-10-26 | 宝鸡市荣豪钛业有限公司 | Back lining roller structure of rolling mill roller system |
| CN113664044A (en) * | 2021-08-13 | 2021-11-19 | 宝鸡市荣豪钛业有限公司 | Supporting roller structure of rolling mill roller system |
| CN215879230U (en) * | 2021-08-13 | 2022-02-22 | 宝鸡市荣豪钛业有限公司 | Rolling mill roller system structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113546965A (en) * | 2021-08-13 | 2021-10-26 | 宝鸡市荣豪钛业有限公司 | Back lining roller structure of rolling mill roller system |
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