CN214813610U

CN214813610U - Rolling mill back-up roll with coupling assembling just uses in cold rolling

Info

Publication number: CN214813610U
Application number: CN202120305585.3U
Authority: CN
Inventors: 焦党辉
Original assignee: Hubei Luoyan Machinery Co ltd
Current assignee: Hubei Luoyan Machinery Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-23
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a rolling mill backing roll with connecting assembly for cold rolling steel, which comprises a main body, the inside of both ends of the main body is run through and provided with an inner groove, the inside of the inner groove is provided with a bearing, the bearing is connected with the inner groove through a spring, one end of the bearing runs through the inner groove and extends to the outside of the main body, the inside of both ends of the main body is provided with a rotary groove relative to the outside of the bearing, the rotary groove and the inner groove are communicated with each other, the inside of the rotary groove is provided with a movable ring, and the movable ring is sleeved on the outside of the bearing; through the inside groove of design, can let the bearing freely flexible at the both ends of main part, the person of facilitating the use installs and dismantles the backing roll, and operates simple swift, need not with the help of other instruments, has improved the speed of installation with dismantling, also has brought the convenience for the maintenance change to the backing roll simultaneously, is favorable to going on smoothly of work.

Description

Rolling mill back-up roll with coupling assembling just uses in cold rolling

Technical Field

The utility model belongs to the technical field of the backing roll, concretely relates to cold rolling mill backing roll just used with coupling assembling.

Background

The rolling mill is equipment for realizing a metal rolling process, is equipment for completing the whole process of rolled material production, and can be divided into two rolls, four rolls, six rolls, eight rolls, twelve rolls, eighteen rolls and the like according to the number of the rolls; according to the arrangement mode of the rollers, the rollers can be divided into an L shape, a T shape, an F shape, a Z shape and an S shape. The rolling mill is provided with a support roll, the essence of the support roll is a roll which supports the working roll, and the diameter of the working roll can be reduced and the rigidity of the working roll can be enhanced by the contact of the working roll and the rolled piece. Back-up rolls are important parts in rolling mills to back up work or intermediate rolls in case of deflection of the work rolls affecting the yield and quality of the plate or strip.

The bearing on the current backing roll generally all is the both ends of snap-on in the main part, and there is a serious drawback in this kind of design, that is very inconvenient when the installation with dismantle the backing roll, and it is very difficult to operate, and the backing roll can and product in close contact with when using simultaneously, and the during operation can be difficult to avoid producing and rock, and the shock attenuation effect of current equipment is very poor, and stability is general, is unfavorable for going on smoothly of work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cold rolling mill backing roll just used with coupling assembling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rolling mill support roller with a connecting assembly for cold rolling steel comprises a main body, wherein inner grooves are formed in two ends of the main body in a penetrating mode, a bearing is placed inside each inner groove, the bearing is connected with the inner grooves through a spring, one end of the bearing penetrates through the inner grooves and extends to the outside of the main body, spiral grooves are formed in the two ends of the main body and correspond to the outside of the bearing, the spiral grooves and the inner grooves are communicated with each other, a movable ring is placed inside each spiral groove and is sleeved outside the bearing, one end of the movable ring penetrates through the spiral grooves and extends to the outside of the main body, limiting pieces are arranged on the inner surface of each movable ring, limiting grooves are formed in the surface of the bearing corresponding to the limiting pieces, the limiting pieces are embedded inside the limiting grooves, the limiting pieces and are adsorbed by magnets, and a sliding groove is formed in one side, corresponding to the limiting grooves, of the surface of the bearing, and the sliding groove and the limiting groove are communicated with each other.

Preferably, an interlayer is arranged in the main body, a built-in plate is arranged in the interlayer, the thickness of the built-in plate is two millimeters, a plurality of placing grooves are formed in the interlayer and the built-in plate at equal intervals, and metal blocks are placed in the placing grooves.

Preferably, the interlayer is arranged at a position close to the outer surface of the main body, and the cross section of the interlayer is annular.

Preferably, a friction end is fixed at one end of the bearing, and the friction end is made of wear-resistant alloy steel materials.

Preferably, the diameter of the friction end is one centimeter, and one end of the friction end is provided with a round angle.

Preferably, the surface cover that the activity ring extended out one end is equipped with the lantern ring, the surface of lantern ring is provided with anti-skidding line.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the inside groove of design, can let the bearing freely flexible at the both ends of main part, the person of facilitating the use installs and dismantles the backing roll, and operates simple swift, need not with the help of other instruments, has improved the speed of installation with dismantling, also has brought the convenience for the maintenance change to the backing roll simultaneously, is favorable to going on smoothly of work.

2. Through the built-in plate and the metal block of design, the influence that vibrations that can the at utmost had brought for equipment is favorable to the maintenance to the backing roll, has improved the life of equipment, also very big reinforcing the shock attenuation performance of backing roll simultaneously, is favorable to going on smoothly of work.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front cross-sectional view of the bearing of fig. 1 according to the present invention;

fig. 3 is a side sectional view of the bearing of the present invention;

fig. 4 is a top cross-sectional view of the bearing of the present invention;

fig. 5 is a front sectional view of the area a in fig. 1 according to the present invention.

In the figure: 1. a main body; 2. a bearing; 3. an inner tank; 4. a movable ring; 5. rotating the groove; 6. a limiting groove; 7. a sliding groove; 8. a limiting sheet; 9. an interlayer; 10. a built-in plate; 11. a placement groove; 12. a metal block; 13. a collar; 14. and (4) rubbing the ends.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1 to 5, the present invention provides a technical solution: a rolling mill supporting roller with a connecting assembly for cold rolling steel comprises a main body 1, inner grooves 3 are formed in the two ends of the main body 1 in a penetrating mode, bearings 2 can freely stretch out and draw back at the two ends of the main body 1 through the designed inner grooves 3, a user can conveniently install and dismantle the supporting roller, the operation is simple and rapid, other tools are not needed, the installation and disassembly speed is improved, convenience is brought to maintenance and replacement of the supporting roller, smooth operation is facilitated, the bearings 2 are placed in the inner grooves 3, the bearings 2 are connected with the inner grooves 3 through springs, one ends of the bearings 2 penetrate through the inner grooves 3 and extend to the outer portion of the main body 1, rotary grooves 5 are formed in the two ends of the main body 1 relative to the outer portion of the bearings 2, the rotary grooves 5 are communicated with the inner grooves 3, movable rings 4 are placed in the rotary grooves 5, and the movable rings 4 are sleeved on the outer portion of the bearings 2, the one end of activity ring 4 runs through spiral groove 5 and extends to the outside of main part 1, and the internal surface of activity ring 4 is provided with spacing piece 8, and spacing groove 6 has been seted up for spacing piece 8's position on the surface of bearing 2, and spacing piece 8 imbeds to the inside of spacing groove 6, and adsorbs mutually through the magnet between spacing piece 8 and the spacing groove 6, and sliding tray 7 has been seted up for one side of spacing groove 6 in the inside surface of bearing 2, and sliding tray 7 and spacing groove 6 link up each other.

In this embodiment, it is preferred, intermediate layer 9 has been seted up to the inside of main part 1, intermediate layer 9's inside is provided with built-in board 10, the thickness of built-in board 10 is two millimeters, a plurality of standing grooves 11 have been seted up to the position equidistance between intermediate layer 9 and the built-in board 10, metal block 12 has been placed to the inside of standing groove 11, built-in board 10 and metal block 12 through the design, the influence that vibrations that can the at utmost had brought for equipment, be favorable to the maintenance to the backing roll, the life of equipment has been improved, simultaneously also very big reinforcing the damping performance of backing roll, be favorable to going on smoothly of work.

In this embodiment, preferably, the interlayer 9 is provided at a position close to the outer surface of the main body 1, and the cross section of the interlayer 9 is annular, so as to ensure that the damping effect of each part of the support roller is good.

In this embodiment, preferably, a friction end 14 is fixed at one end of the bearing 2, and the friction end 14 is made of wear-resistant alloy steel material, so that the wear resistance is enhanced.

In this embodiment, preferably, the diameter of the friction end 14 is one centimeter, and one end of the friction end 14 is provided with a round corner, so as to facilitate the installation of the friction end 14.

In this embodiment, it is preferable that the surface cover that activity ring 4 extended out one end is equipped with lantern ring 13, and the surface of lantern ring 13 is provided with anti-skidding line, has increased frictional force, conveniently rotates lantern ring 13.

The utility model discloses a theory of operation and use flow: the utility model discloses need install the backing roll earlier when using, the installation operation is holding lantern ring 13 and rotatory earlier, let loose ring 4 rotate in the inside of spiral groove 5, under the drive of loose ring 4, spacing piece 8 also can take place to remove, until spacing piece 8 moves to the inside of sliding tray 7 completely, the fixing of spacing piece 8 is relieved at this moment, the user can press the friction end 14 of bearing 2 one end, let bearing 2 slide in the inside of inside groove 3, meanwhile spacing piece 8 also can slide in the inside of sliding tray 7, the spring of inside groove 3 is compressed this moment, then just can put into the position that will install with the one end of friction end 14, loosen friction end 14, under the effect of spring, bearing 2 can slide in the inside of inside groove 3, until recovering to the original state, and friction end 14 also is blocked into the inside of mounted position, then need fix bearing 2, at this moment, the lantern ring 13 needs to be held again and rotates, the movable ring 4 rotates in the rotary groove 5, the limiting piece 8 can be driven by the movable ring 4 to move together until the limiting piece 8 is completely clamped into the limiting groove 6, and the magnet on one side of the limiting piece 8 and the magnet on one side of the limiting groove 6 are attracted, at this moment, the limiting piece 8 is fixed in the limiting groove 6, the position of the bearing 2 is fixed immediately, then the other end of the supporting roller is installed according to the method, the supporting roller can be put into use, and the supporting roller can vibrate to a certain extent in the using process.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cold rolling just uses rolling mill backing roll with coupling assembling, includes main part (1), its characterized in that: the bearing is characterized in that inner grooves (3) are formed in two ends of the main body (1) in a penetrating mode, bearings (2) are placed in the inner grooves (3), the bearings (2) are connected with the inner grooves (3) through springs, one ends of the bearings (2) penetrate through the inner grooves (3) and extend to the outer portion of the main body (1), spiral grooves (5) are formed in two ends of the main body (1) relative to the outer portion of the bearings (2), the spiral grooves (5) and the inner grooves (3) are communicated with each other, movable rings (4) are placed in the spiral grooves (5), the movable rings (4) are sleeved on the outer portion of the bearings (2), one ends of the movable rings (4) penetrate through the spiral grooves (5) and extend to the outer portion of the main body (1), limiting pieces (8) are arranged on the inner surfaces of the movable rings (4), and limiting grooves (6) are formed in the surfaces of the bearings (2) relative to the positions of the limiting pieces (8), spacing piece (8) are embedded into the inside of spacing groove (6), just adsorb through the magnet between spacing piece (8) and the spacing groove (6), sliding tray (7) have been seted up for one side of spacing groove (6) to the surperficial inside of bearing (2), just sliding tray (7) and spacing groove (6) link up each other.

2. A cold rolling mill backup roll with a connection assembly according to claim 1, characterized in that: the metal block placing device is characterized in that an interlayer (9) is arranged in the main body (1), a built-in plate (10) is arranged in the interlayer (9), the thickness of the built-in plate (10) is two millimeters, a plurality of placing grooves (11) are formed in the position between the interlayer (9) and the built-in plate (10) at equal intervals, and metal blocks (12) are placed in the placing grooves (11).

3. A cold rolling mill backup roll with a connection assembly according to claim 2, characterized in that: the interlayer (9) is arranged at a position close to the outer surface of the main body (1), and the cross section of the interlayer (9) is annular.

4. A cold rolling mill backup roll with a connection assembly according to claim 1, characterized in that: a friction end (14) is fixed at one end of the bearing (2), and the friction end (14) is made of wear-resistant alloy steel materials.

5. A cold rolling mill backup roll with a connection assembly according to claim 4, characterized in that: the diameter of the friction end (14) is one centimeter, and one end of the friction end (14) is provided with a round angle.

6. A cold rolling mill backup roll with a connection assembly according to claim 1, characterized in that: the surface cover that activity ring (4) extended out one end is equipped with lantern ring (13), the surface of lantern ring (13) is provided with anti-skidding line.