CN114260322A - Feeding press roller of rolling mill - Google Patents

Feeding press roller of rolling mill Download PDF

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Publication number
CN114260322A
CN114260322A CN202111635650.XA CN202111635650A CN114260322A CN 114260322 A CN114260322 A CN 114260322A CN 202111635650 A CN202111635650 A CN 202111635650A CN 114260322 A CN114260322 A CN 114260322A
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China
Prior art keywords
roller
compression roller
pressing
compression
bearing seats
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Pending
Application number
CN202111635650.XA
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Chinese (zh)
Inventor
段建虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Yongjin Metal Technology Co ltd
Original Assignee
Jiangsu Yongjin Metal Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Jiangsu Yongjin Metal Technology Co ltd filed Critical Jiangsu Yongjin Metal Technology Co ltd
Priority to CN202111635650.XA priority Critical patent/CN114260322A/en
Publication of CN114260322A publication Critical patent/CN114260322A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the technical field of steel rolling, and particularly provides a feeding compression roller of a rolling mill, which comprises an upper compression roller and a lower compression roller, wherein the upper compression roller is a steel roller; two guide bases are arranged corresponding to the upper roll bearing seats; the two pressing mechanisms are in mirror symmetry and are respectively arranged on the two guide bases, each pressing mechanism comprises an end cover, a guide rod, a pressing block and a connecting rod, and one end of each connecting rod is connected with the pressing block; the both ends of compressing roller are provided with the compressing shaft seat, the other end of connecting rod is fixed on compressing shaft seat, compress tightly the steel band and carry through last compression roller and lower compression roller, it adopts the steel roller to go up the compression roller, the head of steel band and last compression roller after taking place the striking has effectively been avoided, lead to the phenomenon that the compression roller damaged or the sweeps that drops, the quality of rolling the steel has been promoted, further exert pressure to the steel band through the compression roller, make the linear velocity of steel band can keep unanimous with the linear velocity of last compression roller, and then the phenomenon that the compression roller skidded has been avoided.

Description

Feeding press roller of rolling mill
Technical Field
The invention relates to the field of steel rolling, in particular to a feeding compression roller of a rolling mill.
Background
Rolling mills are important equipment in the production of steel strip, it is difficult to guide heavy steel strip through the rolling mill, and the currently used roll apparatus generally employs two rollers to squeeze the steel strip from both sides thereof and rotate, thereby driving the steel strip forward into the rolling mill. For convenient transportation, the steel strip is usually packed into a coil and transported to a rolling mill, and the steel strip enters into a compression roller device after being guided by a guide rail, is uncoiled by the compression roller device and is sent into the rolling mill. Wherein, the head of steel band is when getting into compression roller equipment, because not leveling, the head can be the perk state, this moment very easily with the last roller of compression roller equipment bump, and the roller of traditional compression roller equipment adopts the rubber roll usually, consequently when the head striking roller of steel band, can cause the roller damage, reduce the life of roller, on the other hand, after the rubber roll is strikeed by the head of steel band, some rubber roll can be cut off and drop on the steel band, this results in the steel band when getting into the rolling mill and beginning the steel rolling, the waste material can tightly adhere on the steel band surface, the quality of the steel band of production has seriously been influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problem that the roller is easy to damage due to the collision of the head of the steel strip and the roller, the invention provides a feeding compression roller of a rolling mill to solve the problem.
The technical scheme adopted by the invention for solving the technical problems is as follows: a feeding compression roller of a rolling mill comprises an upper compression roller and a lower compression roller which are arranged up and down, wherein the upper compression roller is a steel roller, upper roller bearing seats are arranged at two ends of the upper compression roller, the upper compression roller is rotationally connected with the upper roller bearing seats, lower roller bearing seats are arranged at two ends of the lower compression roller, and the lower compression roller is rotationally connected with the lower roller bearing seats; the guide bases are arranged corresponding to the upper roller bearing seats, the upper roller bearing seats are slidably mounted on the guide bases, and the upper roller bearing seats can slide up and down along the guide bases; the pressing mechanisms are in mirror symmetry and are respectively arranged on the two guide bases, each pressing mechanism comprises an end cover, a guide rod, a pressing block and a connecting rod, the end cover is arranged at the top of each guide base, the lower end of each pressing rod penetrates through the end cover and is fixed on the corresponding pressing block, the pressing rods are in sliding connection with the end covers, a first spring is abutted between the pressing blocks and the upper roller bearing seats, the lower ends of the guide rods are fixed on the upper roller bearing seats, the upper ends of the guide rods penetrate through the pressing blocks and are in sliding insertion connection with the pressing rods, the pressing rods and the guide rods share the same axis, and one end of each connecting rod is connected with the corresponding pressing block; the diameter of the compression roller is smaller than that of the upper compression roller, compression bearing seats are arranged at two ends of the compression roller and are rotatably connected with the compression roller, the other end of the connecting rod is fixed on the compression bearing seats, when the compression mechanism is in a compression state, the upper compression roller and the compression roller are tangent to the lower compression roller, and when the compression mechanism is in a loosening state, the axis height of the upper compression roller is lower than that of the compression roller.
Preferably, the pressing block is provided with an accommodating cavity for accommodating the first spring, and the pressing block abuts against the upper roller bearing seat after the first spring completely enters the accommodating cavity.
Preferably, the connecting rod is of a telescopic rod structure, one end of the connecting rod is fixed on the pressing block through a rod seat, and a second spring is abutted between the rod seat and the pressing bearing seat.
Preferably, the pressure roller is a polyurethane roller.
Preferably, the positions close to the two ends of the pressing roller are provided with protruding circular truncated cones, and the minimum distance between the two protruding circular truncated cones is larger than the width of the steel strip.
Preferably, the circumferential surface of the circular truncated cone has a slip-proof pattern.
Preferably, the lower roll is a polyurethane roll.
The steel strip conveying device has the advantages that the steel strip is compressed and conveyed through the upper compression roller and the lower compression roller, the steel roller is adopted as the upper compression roller, the phenomenon that the upper compression roller is damaged or scraps fall off after the head of the steel strip collides with the upper compression roller is effectively avoided, the steel rolling quality is improved, the compression roller is further arranged, pressure is further applied to the steel strip through the compression roller, the phenomenon that the steel strip slips is effectively avoided, the linear speed of the steel strip can be kept consistent with the linear speed of the upper compression roller, and the phenomenon that the upper compression roller slips is further avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view showing a state before feeding of a steel strip to a feeding pinch roller of a rolling mill according to the present invention;
FIG. 2 is a schematic view showing a state after a steel strip is fed to a feeding pinch roller of a rolling mill according to the present invention;
FIG. 3 is a schematic structural view of a preferred embodiment of a rolling mill feed pinch roll of the present invention;
FIG. 4 is a schematic view of the released state of the hold-down mechanism of a rolling mill feed pinch roll of the present invention;
FIG. 5 is a schematic view of the pressing state of the pressing mechanism of the feeding compression roller of the rolling mill of the invention;
fig. 6 is a schematic structural diagram of a pressing block of a feeding compression roller of a rolling mill.
In the figure, 1, an upper compression roller, 2, a lower compression roller, 3, an upper roller bearing seat, 4, a lower roller bearing seat, 5, a guide base, 6, a steel strip, 7, a guide rail, 8, a pressing mechanism, 9, an end cap, 10, a guide rod, 11, a pressing rod, 12, a pressing block, 13, a connecting rod, 14, a first spring, 15, a rod seat, 16, a pressing bearing seat, 17, a pressing roller, 18, a second spring, 19 and a convex circular truncated cone are arranged.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 6, the present invention provides an embodiment of a feeding compression roller of a rolling mill, which comprises an upper compression roller 1 and a lower compression roller 2 which are arranged up and down, wherein two ends of the upper compression roller 1 are provided with upper roller bearing seats 3, the upper compression roller 1 is rotatably connected with the upper roller bearing seats 3, two ends of the lower compression roller 2 are provided with lower roller bearing seats 4, the lower compression roller 2 is rotatably connected with the lower roller bearing seats 4, two guide bases 5 are arranged corresponding to the upper roller bearing seats 3, the upper roller bearing seats 3 are slidably mounted on the guide bases 5, the upper roller bearing seats 3 can slide up and down along the guide bases 5, the upper compression roller 1 and the lower compression roller 2 are driven by a motor to rotate, when a steel strip 6 is conveyed, the steel strip 6 is guided by a guide track 7 and then conveyed to the feeding compression roller, after the head of the steel strip 6 touches the upper compression roller 1, the steel strip 6 is conveyed between the upper compression roller 1 and the lower compression roller 2 by the rotation of the upper compression roller 1, the head of the steel strip 6 is in a tilting state when not entering, and is easy to collide with the upper press roll 1, in the embodiment, the lower press roll 2 is a polyurethane roll, the adhesion with the steel strip 6 is better, meanwhile, the surface of the polyurethane roll is rougher, the friction between the polyurethane roll and the steel strip 6 can be effectively improved, the lower press roll 2 is prevented from slipping, the upper press roll 1 is a steel roll, and the hardness of the metal adopted by the upper press roll 1 is greater than that of the steel strip 6, so that when the head of the steel strip 6 collides with the upper press roll 1, the upper press roll 1 can be effectively prevented from being damaged, on the other hand, after the steel roll is collided by the head of the steel strip 6, the phenomenon that rubber is separated does not occur, and waste materials are prevented from being tightly adhered to the surface of the steel strip 6 when the steel strip 6 enters a rolling mill to start rolling;
two pressing mechanisms 8 are in mirror symmetry and are respectively arranged on two guide bases 5, each pressing mechanism 8 comprises an end cap 9, a guide rod 10, a pressing rod 11, a pressing block 12 and a connecting rod 13, the end cap 9 is arranged at the top of the guide base 5, the lower end of the pressing rod 11 penetrates through the end cap 9 and is fixed on the pressing block 12, the pressing rod 11 is in sliding connection with the end cap 9, a first spring 14 is abutted between the pressing block 12 and the upper roller bearing seat 3, an accommodating cavity for accommodating the first spring 14 is arranged on the pressing block 12, the first spring 14 can be accommodated in the accommodating cavity after being compressed, after the first spring 14 completely enters the accommodating cavity, the pressing block 12 is directly abutted with the upper roller bearing seat 3, so that the pressing block 12 can apply larger force to the upper roller bearing seat 3, the upper pressing roller 1 can be tightly attached to the surface of the steel strip 6 to rotate, the phenomenon that the upper pressing roller 1 slips is avoided, the lower end of the guide rod 10 is fixed on the upper roller bearing seat 3, the upper end of a guide rod 10 penetrates through a pressing block 12 to be in sliding insertion connection with the pressing rod 11, the pressing rod 11 and the guide rod 10 are coaxial, so that the guide rod 10 can be retracted into the pressing rod 11, when an upper pressing roller 1 presses a steel strip 6, pressure is firstly applied to the pressing rod 11, the pressing rod 11 pushes the pressing block 12, a spring and the guide rod 10 to move downwards, so that an upper roller bearing seat 3 and an upper pressing roller 1 are driven to move towards a lower pressing roller 2 until the upper pressing roller 1 is pressed on the surface of the steel strip 6, the pressing block 12 is not abutted against the upper roller bearing seat 3 at the moment, then pressure is continuously applied to the pressing rod 11 to enable the pressing rod 11 to move downwards until the pressing block 12 is abutted against the upper roller bearing seat 3, at the moment, a first spring 14 is compressed into a containing cavity, and the guide rod 10 is retracted into the pressing rod 11;
one end of a connecting rod 13 is fixed on the pressing block 12 through a rod seat 15, the other end of the connecting rod 13 is fixed on a pressing bearing seat 16, two ends of a pressing roller 17 are respectively installed on the two pressing bearing seats 16, the diameter of the pressing roller 17 is smaller than that of the upper pressing roller 1, so that the area of the pressing roller 17 is small and the pressing force is strong when the pressing roller 17 is contacted with the steel strip 6, the steel strip 6 is convenient to elastically deform and bend downwards and is tightly attached to the surface of the lower pressing roller 2, the pressing bearing seats 16 are rotatably connected with the pressing roller 17, when the pressing mechanism 8 is in a pressing state, the upper pressing roller 1 and the pressing roller 17 are both tangent to the lower pressing roller 2, so that the upper pressing roller 1 and the pressing roller 17 can simultaneously apply pressure on the steel strip 6 to press the steel strip 6 on the lower pressing roller 2, the steel strip slipping phenomenon is prevented, the pressing roller 17 is a polyurethane roller, the friction force of the pressing roller 17 is improved, and the slipping phenomenon of the pressing roller 17 in the rolling process is further avoided; when the pressing mechanism 8 is in a loose state, the axial height of the upper pressing roller 1 is lower than that of the pressing roller 17, so that when the head of the steel strip 6 is tilted, the head of the steel strip can pass below the pressing roller 17 and then is in contact with the upper pressing roller 1, and the head of the steel strip 6 is effectively prevented from colliding with the pressing roller 17; when the compact heap 12 when going up roller bearing housing 3 and removing, can drive rod seat 15, connecting rod 13, compress tightly bearing housing 16 and pinch roller 17 downstream, connecting rod 13 is telescopic rod structure, it has second spring 18 to have butt joint between rod seat 15 and the pinch roller bearing housing 16, after pinch roller 17 and 6 surperficial butt of steel band, compact heap 12 continues downstream until compact heap 12 and last roller bearing housing 3 butt, second spring 18 and connecting rod 13 are compressed and for pinch roller 17 provides pressure this moment, effectively increased the frictional force between push roller 2 and the steel band 6, make steel band 6, lower compression roller 2 and last compression roller 1 can keep the same linear velocity, and then prevent that steel band 6 from taking place to skid.
The positions close to the two ends of the pressing roller 17 are also provided with the protruding round platforms 19, anti-slip patterns are arranged on the circumferential surfaces of the round platforms, the polyurethane has certain elasticity, when the pressing roller 17 is pressed on the surface of the steel strip 6, the protruding round platforms 19 at the two ends of the pressing roller 17 can be abutted to the lower pressing roller 2 at the same time, the minimum distance between the two protruding round platforms 19 is larger than the width of the steel strip 6, the situation that the steel strip 6 blocks the protruding round platforms 19 to be in contact with the lower pressing roller 2 is further avoided, the power of the lower pressing roller 2 can be transmitted to the pressing roller 17 and drives the pressing roller 17 to rotate, the anti-slip patterns arranged on the round platforms can prevent the slipping phenomenon between the pressing roller 17 and the lower pressing roller 2, and therefore the transmission of the power is better.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of terms does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (7)

1. A rolling mill feeding compression roller is characterized in that: the device comprises an upper compression roller and a lower compression roller which are arranged up and down, wherein the upper compression roller is a steel roller, upper roller bearing seats are arranged at two ends of the upper compression roller, the upper compression roller is rotationally connected with the upper roller bearing seats, lower roller bearing seats are arranged at two ends of the lower compression roller, and the lower compression roller is rotationally connected with the lower roller bearing seats;
the guide bases are arranged corresponding to the upper roller bearing seats, the upper roller bearing seats are slidably mounted on the guide bases, and the upper roller bearing seats can slide up and down along the guide bases;
the pressing mechanisms are in mirror symmetry and are respectively arranged on the two guide bases, each pressing mechanism comprises an end cover, a guide rod, a pressing block and a connecting rod, the end cover is arranged at the top of each guide base, the lower end of each pressing rod penetrates through the end cover and is fixed on the corresponding pressing block, the pressing rods are in sliding connection with the end covers, a first spring is abutted between the pressing blocks and the upper roller bearing seats, the lower ends of the guide rods are fixed on the upper roller bearing seats, the upper ends of the guide rods penetrate through the pressing blocks and are in sliding insertion connection with the pressing rods, the pressing rods and the guide rods share the same axis, and one end of each connecting rod is connected with the corresponding pressing block;
the diameter of the compression roller is smaller than that of the upper compression roller, compression bearing seats are arranged at two ends of the compression roller and are rotatably connected with the compression roller, the other end of the connecting rod is fixed on the compression bearing seats, when the compression mechanism is in a compression state, the upper compression roller and the compression roller are tangent to the lower compression roller, and when the compression mechanism is in a loosening state, the axis height of the upper compression roller is lower than that of the compression roller.
2. A rolling mill feed pinch roll as claimed in claim 1, wherein: the pressing block is provided with an accommodating cavity for accommodating the first spring, and the pressing block is abutted to the upper roller bearing seat after the first spring completely enters the accommodating cavity.
3. A rolling mill feed pinch roll as claimed in claim 2, wherein: the connecting rod is of a telescopic rod structure, one end of the connecting rod is fixed on the pressing block through a rod seat, and a second spring is connected between the rod seat and the pressing bearing seat in a butting mode.
4. A rolling mill feed pinch roll as claimed in claim 3, wherein: the compression roller is a polyurethane roller.
5. The rolling mill feed pinch roll of claim 4, wherein: and the positions close to the two ends of the pressing roller are also provided with protruding round tables, and the minimum distance between the two protruding round tables is greater than the width of the steel belt.
6. The rolling mill feed pinch roll of claim 5, wherein: the circumference of the circular truncated cone is provided with anti-skid patterns.
7. The rolling mill feed pinch roll of claim 6, wherein: the lower pressing roller is a polyurethane roller.
CN202111635650.XA 2021-12-29 2021-12-29 Feeding press roller of rolling mill Pending CN114260322A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111635650.XA CN114260322A (en) 2021-12-29 2021-12-29 Feeding press roller of rolling mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111635650.XA CN114260322A (en) 2021-12-29 2021-12-29 Feeding press roller of rolling mill

Publications (1)

Publication Number Publication Date
CN114260322A true CN114260322A (en) 2022-04-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111635650.XA Pending CN114260322A (en) 2021-12-29 2021-12-29 Feeding press roller of rolling mill

Country Status (1)

Country Link
CN (1) CN114260322A (en)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1015614A (en) * 1996-07-04 1998-01-20 Nippon Steel Corp Method for preventing contact between rolls
JP2009148826A (en) * 2007-11-30 2009-07-09 Jfe Steel Corp Pinch roll for cold-rolled steel strip
CN203886931U (en) * 2014-05-28 2014-10-22 雷亚夫 High-strength automobile plate rolling mill
CN205254257U (en) * 2016-01-02 2016-05-25 温州万明不锈钢制品有限公司 A steel band positioner that before is used for steel band to divide strip machine
CN206716889U (en) * 2017-04-07 2017-12-08 上海上垫垫圈有限公司 A kind of pressure holding delivery member of stamping machine
CN209631898U (en) * 2019-02-02 2019-11-15 北京和田汽车改装有限公司 A kind of press machine
CN209680820U (en) * 2019-03-23 2019-11-26 常州赛密思新材料有限公司 A kind of drawing material machine for driving steel band to advance
CN110883251A (en) * 2019-12-23 2020-03-17 东莞市优特美电器有限公司 Feeding device of high-speed precision punch press
CN211360383U (en) * 2019-12-24 2020-08-28 溧阳市储丰钢板仓设备制造工程有限公司 Steel plate feeding device
CN111842511A (en) * 2020-07-22 2020-10-30 河南省新昌铜业有限公司 Copper bar rolling mill feeding equipment
CN214269616U (en) * 2021-01-18 2021-09-24 无锡市烨镔机械设备有限公司 Steel band feeder with compress tightly function
CN215199054U (en) * 2021-05-13 2021-12-17 新郑市华裕电缆材料有限公司 Steel strip feeding and grading device
CN215287316U (en) * 2021-05-31 2021-12-24 湖北三盛刀锯有限公司 S-roller tractor for steel belt processing

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1015614A (en) * 1996-07-04 1998-01-20 Nippon Steel Corp Method for preventing contact between rolls
JP2009148826A (en) * 2007-11-30 2009-07-09 Jfe Steel Corp Pinch roll for cold-rolled steel strip
CN203886931U (en) * 2014-05-28 2014-10-22 雷亚夫 High-strength automobile plate rolling mill
CN205254257U (en) * 2016-01-02 2016-05-25 温州万明不锈钢制品有限公司 A steel band positioner that before is used for steel band to divide strip machine
CN206716889U (en) * 2017-04-07 2017-12-08 上海上垫垫圈有限公司 A kind of pressure holding delivery member of stamping machine
CN209631898U (en) * 2019-02-02 2019-11-15 北京和田汽车改装有限公司 A kind of press machine
CN209680820U (en) * 2019-03-23 2019-11-26 常州赛密思新材料有限公司 A kind of drawing material machine for driving steel band to advance
CN110883251A (en) * 2019-12-23 2020-03-17 东莞市优特美电器有限公司 Feeding device of high-speed precision punch press
CN211360383U (en) * 2019-12-24 2020-08-28 溧阳市储丰钢板仓设备制造工程有限公司 Steel plate feeding device
CN111842511A (en) * 2020-07-22 2020-10-30 河南省新昌铜业有限公司 Copper bar rolling mill feeding equipment
CN214269616U (en) * 2021-01-18 2021-09-24 无锡市烨镔机械设备有限公司 Steel band feeder with compress tightly function
CN215199054U (en) * 2021-05-13 2021-12-17 新郑市华裕电缆材料有限公司 Steel strip feeding and grading device
CN215287316U (en) * 2021-05-31 2021-12-24 湖北三盛刀锯有限公司 S-roller tractor for steel belt processing

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