CN214813603U

CN214813603U - Anti-impact roller

Info

Publication number: CN214813603U
Application number: CN202120619255.1U
Authority: CN
Inventors: 董军海; 张占明; 张红涛
Original assignee: Xingtai Xingye Machinery Equipment Co ltd
Current assignee: Xingtai Xingye Machinery Equipment Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-11-23
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a roll shocks resistance, including the roll body, one side of roll body has set gradually left roll neck and left bearing position, and the opposite side of roll body has set gradually square stopper, right roll neck and right bearing position, and the outside cover of left roll neck is equipped with the left end cover, and the outside cover of square stopper is equipped with the right-hand member lid, and the outside cover of right roll neck is equipped with the end cover of screwing, and the outside of roll body just is located and overlaps in proper order between left end cover and the right-hand member lid and is equipped with cushion collar and reinforcing sleeve. Has the advantages that: through setting up the reinforcing cover to utilize left end lid and right-hand member lid to fix it, thereby can realize improving the shock resistance of roll, in addition, directly change the reinforcing cover when the reinforcing cover takes place to damage, and need not dismantle the maintenance with whole roll, pass through hexagon socket head cap screw between left end lid and right-hand member lid and the reinforcing cover and be connected, thereby convenient dismantlement and installation, and then solved current roll maintenance relatively troublesome, maintenance cycle is also relatively long problem.

Description

Anti-impact roller

Technical Field

The utility model relates to a roll technical field particularly, relates to a roll shocks resistance.

Background

The rolls are important parts of rolling mills in steel rolling mills, and roll steel by using pressure generated when a pair or a group of rolls roll. It is mainly influenced by dynamic and static loads, abrasion and temperature change during rolling. The rolls are tools for plastically deforming the rolled stock and are important consumable parts for determining the efficiency of the rolling mill and the quality of the rolled stock. The rollers are various, the commonly used rollers include cast steel rollers, cast iron rollers and forging rollers, and a small amount of hard alloy rollers are arranged on a section rolling mill.

There is certain drawback in current steel processing roll when using, the roll is at the in-process that uses, there is comparatively powerful mechanical operation, external force has strong impact to the machine, can cause certain harm to the structure of roll, and current roll is mostly the integral type design, not only impact strength is not enough in the in-service use process, take place the damage at the roll moreover and maintain it dismantlement, like this has not only increased maintenance work volume, and the roll maintenance of integral type is more troublesome, maintenance cycle is also comparatively long, thereby production efficiency has been influenced and manufacturing cost has been increased.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a roll shocks resistance to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a roll shocks resistance, includes the roll body, one side of roll body has set gradually left roll neck and left bearing position, the opposite side of roll body has set gradually square stopper, right roll neck and right bearing position, right side bearing position is kept away from the one end of roll body is provided with the transmission end, the outside cover of left side roll neck is equipped with the left end lid, the outside cover of square stopper is equipped with the right-hand member lid, the outside cover of right side roll neck is equipped with the end cover of screwing, the outside of roll body just is located the left end lid reaches the cover is equipped with buffer sleeve and reinforcing cover between the right-hand member lid in proper order.

Furthermore, in order to facilitate the disassembly and the installation of the reinforcing sleeve, the left end cover and the right end cover are fixedly connected with the side surface of the reinforcing sleeve through hexagon socket head cap bolts, and the two sides of the reinforcing sleeve are provided with internal thread holes matched with the hexagon socket head cap bolts.

Further, in order to realize locking the right end cover and prevent the right end cover from axially moving, an external thread is arranged on the outside of the right roll neck, and the middle part of the screwed end cover is penetrated and arranged with an internal thread hole matched with the outside of the right roll neck.

Furthermore, in order to prevent the end cover of screwing from rotating and better ensure the fixing effect on the right end cover, the top of the end cover of screwing is provided with a jackscrew.

Furthermore, in order to realize synchronous rotation of the right end cover and the roller body, a square limiting groove matched with the square limiting block is formed in the middle of the right end cover in a penetrating mode, and a through hole matched with the left roller neck is formed in the middle of the left end cover.

Furthermore, in order to enable the reinforcing sleeve and the roller body to synchronously rotate, and therefore normal operation of the roller is guaranteed, a plurality of trapezoidal limiting blocks are arranged outside the circumference of one side, close to each other, of the left end cover and the right end cover, and a plurality of trapezoidal limiting grooves matched with the trapezoidal limiting blocks are formed in the two sides of the reinforcing sleeve.

Furthermore, in order to realize heat dissipation and prevent the deformation phenomenon of the roller caused by overheating in the working process, a plurality of heat dissipation grooves are transversely formed in the outer portion of the buffer sleeve.

The utility model has the advantages that:

(1) the reinforcing sleeve is arranged, the left end cover and the right end cover are used for fixing the reinforcing sleeve, the impact resistance of the roller can be improved, in addition, the reinforcing sleeve is directly replaced when the reinforcing sleeve is damaged, the whole roller does not need to be disassembled for maintenance, the left end cover and the right end cover are connected with the reinforcing sleeve through the hexagon socket head cap bolts, the roller is convenient to disassemble and assemble, the problems that the existing roller is troublesome to maintain and the maintenance period is long are solved.

(2) Through setting up the cushion collar, not only can further improve the shock resistance of roll, also can prevent in addition that the reinforcing cover from causing the damage to the roller body in the course of the work, in addition, the radiating groove that the cushion collar outside was seted up can realize the heat dissipation function to prevent that the roll from taking place the deformation phenomenon because overheated in the course of the work.

(3) Through setting up square stopper, can guarantee that right-hand member lid and roll body rotate in step, in addition, through set up trapezoidal stopper in left end lid and right-hand member lid outside to set up trapezoidal spacing groove in the both sides of reinforcing cover, can make reinforcing cover and roll body rotate in step, thereby guarantee the normal work of roll.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an isometric view of a shock-resistant roll according to an embodiment of the present invention;

fig. 2 is an isometric view of a roll body in a shock resistant roll according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of an impact resistant roll according to an embodiment of the present invention;

fig. 4 is an isometric view of a reinforcement sleeve in a shock resistant roll in accordance with an embodiment of the present invention;

fig. 5 is an isometric view of a right end cap in a shock resistant roll according to an embodiment of the present invention;

fig. 6 is an isometric view of a left end cap in a shock resistant roll according to an embodiment of the present invention;

fig. 7 is an isometric view of a screw-on end cap in a shock resistant roll according to an embodiment of the present invention;

fig. 8 is an isometric view of a cushion collar in a shock resistant roll according to an embodiment of the present invention.

In the figure:

1. a roll body; 2. a left roll neck; 3. a left bearing position; 4. a square limiting block; 5. a right roll neck; 6. a right bearing position; 7. a transmission end; 8. a left end cap; 9. a right end cap; 10. screwing the end cover; 11. a buffer sleeve; 12. a reinforcing sleeve; 13. a hexagon socket head cap screw; 14. carrying out top thread; 15. a square limiting groove; 16. a through hole; 17. a trapezoidal limiting block; 18. a trapezoidal limiting groove; 19. a heat dissipation groove.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a roll shocks resistance.

Now combine the attached drawing and detailed implementation mode right the utility model discloses it is further explained, as shown in fig. 1-8, according to the utility model discloses a roll shocks resistance, including roll body 1, one side of roll body 1 has set gradually left roll neck 2 and left bearing position 3, the opposite side of roll body 1 has set gradually square stopper 4, right roll neck 5 and right bearing position 6, right bearing position 6 is kept away from the one end of roll body 1 is provided with transmission end 7, the outside cover of left side roll neck 2 is equipped with left end cover 8, the outside cover of square stopper 4 is equipped with right end cover 9, the outside cover of right side roll neck 5 is equipped with the end cover 10 of screwing, the outside of roll body 1 just is located left end cover 8 reaches it is equipped with buffer sleeve 11 and reinforcing sleeve 12 to overlap in proper order between the right end cover 9.

With the help of the above scheme, through setting up reinforcing sleeve 12, and utilize left end cover 8 and right-hand member end cover 9 to fix it, thereby can realize improving the shock resistance of roll, in addition, reinforcing sleeve 12 directly changes reinforcing sleeve 12 when reinforcing sleeve 12 takes place to damage, and need not dismantle the maintenance with whole roll, be connected through hexagon socket head cap 13 between left end cover 8 and right-hand member lid 9 and the reinforcing sleeve 12, thereby convenient dismantlement and installation, and then solved current roll maintenance troublesome, maintenance cycle is also than longer problem.

In one embodiment, the left end cap 8 and the right end cap 9 are fixedly connected to the side surface of the reinforcing sleeve 12 through an inner hexagonal bolt 13, and both sides of the reinforcing sleeve 12 are provided with inner threaded holes matched with the inner hexagonal bolt 13, so that the reinforcing sleeve 12 is convenient to detach and mount.

In one embodiment, the right roll neck 5 is externally threaded, and the middle of the screwing end cap 10 is penetrated by an internally threaded hole matching with the outside of the right roll neck 5, so that the right end cap 9 can be locked, and further, the axial movement of the right end cap can be prevented.

In one embodiment, the top of the screwing end cap 10 is provided with a jackscrew 14, so that the screwing end cap 10 is prevented from rotating, and the fixing effect on the right end cap 9 is better ensured.

In one embodiment, a square limiting groove 15 matched with the square limiting block 4 is formed in the middle of the right end cover 9 in a penetrating mode, and a through hole 16 matched with the left roll neck 2 is formed in the middle of the left end cover 8, so that the right end cover 9 and the roll body 1 can rotate synchronously.

In one embodiment, the circumference outside of the side, close to each other, of the left end cover 8 and the right end cover 9 is provided with a plurality of trapezoidal limiting blocks 17, and the two sides of the reinforcing sleeve 12 are provided with a plurality of trapezoidal limiting grooves 18 matched with the trapezoidal limiting blocks 17, so that the reinforcing sleeve 12 and the roller body 1 can rotate synchronously, and normal operation of the roller is guaranteed.

In one embodiment, a plurality of heat dissipation grooves 19 are transversely formed on the outer portion of the buffer sleeve 11, so that the heat dissipation grooves 19 can be utilized to realize a heat dissipation function, and the deformation phenomenon of the roller due to overheating in the working process can be prevented.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, firstly, the right end cover 9 is sleeved on the trapezoidal limiting block 17, then the screwing end cover 10 is sleeved on the right roll neck 5 and screwed tightly through threads, the screwing end cover 10 is fixed by the jackscrew 14 after screwing, at the moment, the buffer sleeve 11 is sleeved outside the roll body 1, the reinforcing sleeve 12 is sleeved outside the buffer sleeve 11, the threaded hole on the reinforcing sleeve 12 is aligned with the through hole on the right end cover 9, the reinforcing sleeve 12 is screwed tightly through the hexagon socket head cap screw 13, the left end cover 8 is sleeved on the left roll neck 2, the through hole on the left end cover 8 is aligned with the threaded hole on the reinforcing sleeve 12, the reinforcing sleeve 12 is screwed tightly through the hexagon socket head cap screw 13, then the reinforcing sleeve 12 is screwed tightly with the right end cover 9, at the moment, the whole roll assembly is completed, the left bearing position 3 and the right bearing position 6 at two ends of the roll are respectively sleeved with bearing seats for installation and fixation, the transmission end 7 is connected with power transmission equipment, and the roller can perform rolling operation at the moment; when the reinforcing sleeve 12 is damaged, the reinforcing sleeve 12 can be replaced only by detaching the hexagon socket head cap bolts 13 on the left end cover 8 and the right end cover 9 (in the actual use process, the spare reinforcing sleeve 12 is convenient to replace).

To sum up, with the help of the above technical scheme of the utility model, through setting up reinforcing sleeve 12 to utilize left end housing 8 and right-hand member lid 9 to fix it, thereby can realize improving the shock resistance of roll, in addition, reinforcing sleeve 12 is directly changed when reinforcing sleeve 12 takes place to damage, and need not dismantle the maintenance with whole roll, be connected through hexagon socket head cap 13 between left end housing 8 and right-hand member lid 9 and the reinforcing sleeve 12, thereby convenient dismantlement and installation, and then solved current roll maintenance relatively more troublesome, maintenance cycle is also relatively longer problem.

In addition, through setting up cushion collar 11, not only can further improve the shock resistance of roll, can also prevent that reinforcing sleeve 12 from causing the damage to roll body 1 in the course of the work, in addition, the radiating groove 19 that the cushion collar 11 outside was seted up can realize the heat dissipation function to prevent that the roll from taking place the deformation phenomenon because of overheated in the course of the work.

In addition, through setting up square stopper 4, can guarantee that right-hand member lid 9 and roll body 1 rotate in step, in addition, through set up trapezoidal stopper 17 in left end lid 8 and right-hand member lid 9 outsides to set up trapezoidal spacing groove 18 in the both sides of reinforcing sleeve 12, can make reinforcing sleeve 12 and roll body 1 rotate in step, thereby guarantee the normal work of roll.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a roll shocks resistance, a serial communication port, including roll body (1), one side of roll body (1) has set gradually left roll neck (2) and left bearing position (3), the opposite side of roll body (1) has set gradually square stopper (4), right roll neck (5) and right bearing position (6), right bearing position (6) are kept away from the one end of roll body (1) is provided with transmission end (7), the outside cover of left side roll neck (2) is equipped with left end cover (8), the outside cover of square stopper (4) is equipped with right-hand member lid (9), the outside cover of right side roll neck (5) is equipped with end cover (10) of screwing, the outside of roll body (1) just is located left end cover (8) and the cover is equipped with cushion collar (11) and reinforcing cover (12) between right-hand member lid (9) in proper order.

2. The impact-resistant roller as claimed in claim 1, wherein the left end cover (8) and the right end cover (9) are both fixedly connected with the side surface of the reinforcing sleeve (12) through hexagon socket head cap bolts (13), and both sides of the reinforcing sleeve (12) are provided with internal thread holes matched with the hexagon socket head cap bolts (13).

3. An impact-resistant roller as claimed in claim 1 or 2, characterized in that the right roller neck (5) is externally threaded and the middle of the screwing end cap (10) is pierced with an internally threaded hole matching the outside of the right roller neck (5).

4. An impact-resistant roller as claimed in claim 3, characterised in that the top of said screw-on end closure (10) is provided with a jackscrew (14).

5. The impact-resistant roller as claimed in claim 1, wherein a square limiting groove (15) matched with the square limiting block (4) is formed in the middle of the right end cover (9) in a penetrating manner, and a through hole (16) matched with the left roller neck (2) is formed in the middle of the left end cover (8).

6. The impact-resistant roller as claimed in claim 1, wherein the circumference of the side of the left end cover (8) close to the right end cover (9) is externally provided with a plurality of trapezoidal limiting blocks (17), and the two sides of the reinforcing sleeve (12) are provided with a plurality of trapezoidal limiting grooves (18) matched with the trapezoidal limiting blocks (17).

7. An impact-resistant roller as claimed in claim 1, characterised in that said buffer sleeve (11) is externally provided with a plurality of heat-dissipating grooves (19) transversely.