CN216064854U

CN216064854U - Novel combined roller

Info

Publication number: CN216064854U
Application number: CN202122408772.7U
Authority: CN
Inventors: 鲍立中; 钱凤贤; 鲍伟中
Original assignee: Wuxi Qiangmao Roll Co ltd
Current assignee: Wuxi Qiangmao Roll Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-18
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a novel combined roller, which comprises a roller core and a roller sleeve, wherein a strip-shaped plate is arranged on the surface of the roller core, the roller sleeve is arranged on the surface of the roller core, the strip-shaped plate is clamped into a strip-shaped groove, a nut abutting against the right end of the roller sleeve is screwed on the threaded surface, tapered grooves and rectangular grooves are formed in the left side wall and the right side wall of the roller core, a conical column is inserted into the tapered grooves, a square rod inserted into the rectangular groove is arranged at the insertion end of the conical column, a circular disc is arranged on the surface of the conical column, which is far away from the square rod, and roller heads are arranged at the center of the left side surface of the left side circular disc and the center of the right side surface of the right side circular disc.

Description

Novel combined roller

Technical Field

The utility model relates to the technical field of rollers, in particular to a novel combined roller.

Background

Rolls are the primary working components and tools on a rolling mill that produce continuous plastic deformation of metal. During the hot rolling of metal products, rollers are worn along with the increase of service time, once worn, the precision of the metal products is affected, the conventional rollers are basically of an integrated structure, and only new rollers can be replaced after the rollers are worn, so that not only is the resource waste caused, but also the input cost of a steel rolling mill is increased. The roller assembled in the prior art has the defects that the coaxiality of the installation between the shaft part and the outer roller ring is reduced due to processing errors, installation errors and the like, so that the phenomenon of jumping of the roller during operation is caused, and the production quality of metal products is influenced.

Therefore, the novel combined roller which is convenient for the roller sleeve to be detached and replaced after the roller sleeve is abraded is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a novel combination roller to solve the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel combined roller comprises a roller core and a roller sleeve, wherein the inner diameter of the roller sleeve is matched with that of the roller core, a strip-shaped plate is arranged on the surface of the roller core, an annular baffle and threads are respectively arranged on the left side and the right side of the surface of the roller core, a strip-shaped groove is arranged in the roller sleeve, and the size of the strip-shaped groove is matched with that of the strip-shaped plate;

the roller sleeve is arranged on the surface of the roller core, the left end of the roller sleeve abuts against the surface of the annular baffle, the diameter of the annular baffle is slightly smaller than that of the roller sleeve, the strip-shaped plates are clamped into the strip-shaped grooves and can slide along the strip-shaped grooves, six strip-shaped plates are arranged on the outer side surface of the roller core at equal intervals in an annular mode, six strip-shaped grooves which are respectively clamped with the six strip-shaped plates in a one-to-one corresponding mode are arranged on the inner side surface of the roller sleeve at equal intervals in an annular mode, and a nut abutting against the right end of the roller sleeve is connected to the threaded surface in a threaded mode;

tapered grooves and rectangular grooves are formed in the left side wall and the right side wall of the roller core, the tapered grooves are communicated with the corresponding rectangular grooves, lightening holes are formed in the roller core and are located between the two groups of rectangular grooves, the ends, with the larger diameters, of the two groups of tapered grooves are far away from each other, and the ends, with the smaller diameters, of the two groups of tapered grooves are close to each other;

the roller core is characterized in that a conical column is inserted into the conical groove, a square rod inserted into the rectangular groove is arranged at the insertion end of the conical column, a disc is arranged on the surface of the conical column, which is far away from the square rod, the conical column and the disc are integrally formed, the discs are fixedly connected to the surface of the roller core through screws, at least two groups of screws are arranged, and the screws are symmetrically distributed around the center of the disc;

the center of the left side surface of the left side disc and the center of the right side surface of the right side disc are both provided with roller heads, and the surfaces of the two groups of roller heads are fixedly connected with transmission blocks. The transmission block and the roller head are integrally formed.

Compared with the prior art, the utility model has the beneficial effects that: the roller sleeve and the roller core are of a detachable assembly structure, after the strip-shaped plates are clamped with the strip-shaped grooves, the roller core can conveniently drive the roller sleeve, meanwhile, power of the roller core can be uniformly transmitted to the roller sleeve, the roller core and the roller sleeve are locked and fixed through nuts, the roller sleeve can be rapidly installed or detached through the nuts, when the roller sleeve is abraded, the roller sleeve is conveniently replaced or maintained, the six groups of strip-shaped plates on the roller core can drive the roller sleeve and the roller core to rotate together, the conical column is inserted into the conical groove, coaxiality of the roller core and the conical column is ensured, the square rod can drive the roller core to rotate after being inserted into the rectangular groove, and the roller head can be driven to rotate through the transmission block after being connected with external power equipment;

the roller sleeve is easy to disassemble, great convenience is brought to workers to maintain equipment, the whole roller does not need to be replaced when the roller sleeve is damaged, the use cost is reduced, resource waste is avoided, the conical groove has good positioning and guiding functions, the accuracy of coaxiality is guaranteed, and the production quality of metal products is improved.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic view of the construction of the sleeve of the present invention;

FIG. 3 is a schematic structural view of a roll core of the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at A.

In the figure: 1. a roll core; 2. a strip plate; 3. a roller sleeve; 4. a strip-shaped groove; 5. a tapered groove; 6. a rectangular groove; 7. a square bar; 8. a conical column; 9. a disc; 10. a screw; 11. a roll head; 12. a transmission block; 13. an annular baffle; 14. a nut; 15. a thread; 16. and (7) lightening holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel combined roller comprises a roller core 1 and a roller sleeve 3, wherein the roller sleeve 3 is used for processing an external metal product, the roller core 1 supports the roller sleeve 3, a strip-shaped plate 2 is arranged on the surface of the roller core 1, an annular baffle 13 and a thread 15 are respectively arranged on the left side and the right side of the surface of the roller core 1, a strip-shaped groove 4 is formed in the roller sleeve 3, the roller sleeve 3 is installed on the surface of the roller core 1, the left end of the roller sleeve 3 abuts against the surface of the annular baffle 13, the strip-shaped plate 2 is clamped into the strip-shaped groove 4, a nut 14 abutting against the right end of the roller sleeve 3 is screwed on the surface of the thread 15, and the nut 14 is matched with the annular baffle 13 to fix the roller sleeve 3;

the roller core comprises a roller core 1 and is characterized in that tapered grooves 5 and rectangular grooves 6 are formed in the left side wall and the right side wall of the roller core 1, tapered columns 8 are inserted into the tapered grooves 5, the tapered columns 8 can be completely inserted into the tapered grooves 5, square rods 7 inserted into the rectangular grooves 6 are arranged at insertion ends of the tapered columns 8, the square rods 7 are convenient to drive the roller core 1 to rotate through the rectangular grooves 6, discs 9 are arranged on the surfaces, far away from the square rods 7, of the tapered columns 8, the discs 9 are fixedly connected to the surface of the roller core 1 through screws 10, and roller heads 11 are arranged at the center of the left side surface of each disc 9 on the left side and the center of the right side surface of each disc 9 on the right side;

the central axes of the roller head 11 and the disc 9 are on the same straight line, and the disc 9 is arranged at the center of the conical column 8, so that the coaxiality of the whole device is ensured, and the phenomenon that the roller sleeve 3 jumps is avoided.

Specifically, 1 lateral surface annular equidistance of roller core is arranged and is equipped with six bar panels 2, just the medial surface annular equidistance of roller shell 3 is arranged and is equipped with six respectively with the bar groove 4 of 2 one-to-one joints of six bar panels, makes things convenient for roller core 1 to drive roller shell 3, can evenly conduct roller core 1's power on the roller shell 3 simultaneously.

Specifically, conical groove 5 and the rectangular groove 6 intercommunication that corresponds make things convenient for square bar 7 to inject in rectangular groove 6, square bar 7, awl post 8 and disc 9 set up for integrated into one piece, guarantee the fastness between the three.

Specifically, at least two groups of screws 10 are arranged and are symmetrically distributed around the center of the disc 9, so that the disc is stably and fixedly connected with the roller core 1.

Specifically, the surfaces of the two groups of roller heads 11 are fixedly connected with transmission blocks 12. The transmission block 12 and the roller head 11 are integrally formed, and the transmission block 12 facilitates better driving of the roller head 11 to rotate by external power equipment.

Specifically, lightening holes 16 are formed in the roller core 1, so that the material is saved, the self weight of the roller core 1 is reduced, the pressure of external power equipment is reduced, and the lightening holes 16 are located between the two groups of rectangular grooves 6.

Specifically, when the roller core processing device is used, the two groups of roller heads 11 are connected with external power equipment, the external power equipment drives the roller heads 11 to rotate, the roller heads 11 drive the corresponding circular discs 9 to rotate, the circular discs 9 drive the conical columns 8 and the square rods 7 to rotate together, the square rods 7 are arranged in a square shape and matched with the rectangular grooves 6 to drive the roller core 1 to rotate, the roller core 1 drives the roller sleeve 3 to rotate through the six groups of strip plates 2, and the roller sleeve 3 rotates to process a metal product;

when this device is dismantled to needs, unpack two sets of roller heads 11 apart with external power equipment, screw nut 14 is unscrewed, because the roller shell 3 is connected with six groups of bar plates 2 on the roller core 1 through six groups of bar grooves 4, the bar plate can slide along the bar groove, can dismantle roller shell 3 from roller core 1 this moment, conveniently maintain or change roller shell 3, unscrew all screws 10 again, can extract conical column 8 from conical chute 5, conveniently overhaul square bar 7, can accomplish the installation or the dismantlement of whole device through unscrewing or screwing up screw 10 and nut 14, and is easy and simple to handle, and it is very convenient to overhaul.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel combination formula roll, includes roll core (1) and roller shell (3), its characterized in that: the roller core (1) surface is equipped with strip shaped plate (2), roller core (1) surface left side and right side are equipped with ring baffle (13) and screw thread (15) respectively, inside strip shaped groove (4) that is equipped with of roller shell (3), roller shell (3) are installed on roller core (1) surface, and roller shell (3) left end supports at ring baffle (13) surface, strip shaped plate (2) card is gone into inside strip shaped groove (4), screw thread (15) surface spiro union has nut (14) of supporting at roller shell (3) right-hand member, roller core (1) left and right sides wall all is equipped with bell jar (5) and rectangular channel (6), bell jar (5) inside has inserted conical column (8), the end of inserting of conical column (8) is equipped with square bar (7) that inserts rectangular channel (6) inside, the surface that square bar (7) were kept away from to conical column (8) is equipped with disc (9), disc (9) pass through screw (10) fixed connection at roller core (1) surface, the center of the left side surface of the left side disc (9) and the center of the right side surface of the right side disc (9) are both provided with roller heads (11).

2. A new modular roll as claimed in claim 1, characterised in that: roller core (1) lateral surface annular equidistance is arranged and is equipped with six bar boards (2), just the medial surface annular equidistance of roller shell (3) is arranged and is equipped with six respectively with bar groove (4) of six bar boards (2) one-to-one joint.

3. A new modular roll as claimed in claim 1, characterised in that: the tapered slot (5) is communicated with the corresponding rectangular slot (6), and the square rod (7), the tapered column (8) and the disc (9) are integrally formed.

4. A new modular roll as claimed in claim 1, characterised in that: the screws (10) are at least arranged in two groups and are symmetrically distributed by the center of the disc (9).

5. A new modular roll as claimed in claim 1, characterised in that: two sets of roller head (11) equal fixedly connected with in surface drives piece (12), drive piece (12) set up for integrated into one piece with roller head (11).

6. A new modular roll as claimed in claim 1, characterised in that: lightening holes (16) are formed in the roller core (1), and the lightening holes (16) are located between the two groups of rectangular grooves (6).