CN213826418U

CN213826418U - Shaft sleeve of continuous casting roller for steel mill

Info

Publication number: CN213826418U
Application number: CN202022365956.5U
Authority: CN
Inventors: 庄井金; 李垠应
Original assignee: Changzhou Yinteng Machinery Co ltd
Current assignee: Changzhou Yinteng Machinery Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-30
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses an axle sleeve of continuous casting roll for steel mill, including axle sleeve body and shaft hole, the shaft hole has been seted up in inboard running through of axle sleeve body, the shaft hole both ends are all fixed and are equipped with the compensation cover, and compensate the cover and install in axle sleeve body both ends, the compensation groove has been seted up to the inner chamber wall of compensation cover, the utility model relates to a cast rolling technical field. This axle sleeve of continuous casting roll for steel mill has solved and has worn and torn consequently to influence the later stage work after long-term friction between current axle sleeve and the roll, and the big problem of friction heat between axle sleeve and the roll, drive ball extrusion roll under the effect of spring, make its ball extrusion roll compensation wearing and tearing value, automatic compensation function has, make and remain stable between roll and the axle sleeve body, avoid skew influence work, the inner chamber packing of cooling bath has the cold district liquid that is used for the refrigerated, the heat that the friction produced between cooling liquid adsorption roll and the axle sleeve like this, the heat dissipation wing improves heat absorption radiating effect.

Description

Shaft sleeve of continuous casting roller for steel mill

Technical Field

The utility model relates to a cast rolling technical field specifically is a shaft sleeve of continuous casting roll for steel mill.

Background

The rolls are tools for plastically deforming the metal and are important consumable parts for determining the efficiency of the rolling mill and the quality of the rolled material. 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. The roll mainly bears the influence of dynamic and static load, abrasion and temperature change during rolling, the types of the rolls are various, the commonly used roll types comprise three major types, namely a cast steel roll, a cast iron roll and a forging roll, a small number of hard alloy rolls are arranged on a section mill, and when the three-head ball milling steel ball spiral hole type skew rolling roll is used, the roll needs to be matched with a roll sleeve for use.

But there is wearing and tearing consequently to influence later stage work after long-term friction between current axle sleeve and the roll, and the heat of friction is big between axle sleeve and the roll moreover, influences life.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a steel mill is with axle sleeve of continuous casting roll has solved and has had consequently influenced later stage work to have wearing and tearing after long-term friction between current axle sleeve and the roll, the big problem of friction heat between axle sleeve and the roll moreover.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an axle sleeve of continuous casting roll for steel mill, includes axle sleeve body and shaft hole, the inboard shaft hole of having run through of axle sleeve body has been seted up, the shaft hole both ends are all fixed to be equipped with the compensation cover, and the compensation cover is installed in axle sleeve body both ends, the compensation groove has been seted up to compensation cover inner chamber wall, the spring is installed to compensation inslot cavity one end, the ball is installed to the compensation inslot cavity other end, and the ball is located spring one end, the cooling bath has been seted up to axle sleeve body lateral wall inboard, the fixed heat dissipation wing that is equipped with of cooling bath inner chamber both sides wall.

Preferably, the rotating shaft penetrates through the inner side of the ball in an inserted manner, sliding grooves are formed in the bottom ends of the two sides of the inner cavity of the compensation groove, and the two ends of the rotating shaft are slidably located in the inner cavities of the sliding grooves.

Preferably, the heat dissipation fins are made of aluminum.

Preferably, the cooling tank inner cavity is filled with cooling liquid.

Preferably, the balls are made of steel.

Advantageous effects

The utility model provides a shaft sleeve of continuous casting roller for steel mill. The method has the following beneficial effects:

1. according to the shaft sleeve of the continuous casting roller for the steel mill, the inner cavity wall of the compensation sleeve is provided with the plurality of compensation grooves, the inner cavity of each compensation groove is provided with the spring, one end of the spring is provided with the ball, the ball is arranged on one side of the sliding groove through the rotating shaft, after the roller is arranged in the inner cavity of the shaft hole, the roller is in extrusion contact with the ball, and the roller is abraded after long-term friction, so that the ball is driven to extrude the roller under the action of the spring, the ball extrudes the roller to compensate the abrasion value, the shaft sleeve body has an automatic compensation function, the roller and the shaft sleeve body are kept stable, and the work is prevented from being influenced by deviation; the ball is arranged in the inner cavity of the compensation groove through the rotating shaft, and the two ends of the rotating shaft are provided with sliding grooves used for compensation movement, so that the ball can move up and down for compensation while keeping stable; the inside wall of axle sleeve body is equipped with the cooling bath, and the inner chamber packing of cooling bath has the cold district liquid that is used for the cooling, and the heat that produces of friction between cooling liquid adsorption roll and the axle sleeve like this, and the inner chamber both sides of cooling bath are equipped with the heat dissipation wing of aluminium material, and the heat dissipation wing improves the heat absorption radiating effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a shaft sleeve body; 2. a shaft hole; 3. a compensation sleeve; 4. a cooling tank; 5. heat dissipation fins; 6. a compensation groove; 7. a spring; 8. a ball bearing; 9. a rotating shaft; 10. a chute.

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.

Referring to fig. 1-4, the present invention provides a technical solution for a shaft sleeve of a continuous casting roll for a steel mill: the utility model provides an axle sleeve of continuous casting roll for steel mill, including axle sleeve body 1 and

shaft hole

2, 1 inboard of axle sleeve body runs through and has seted up

shaft hole

2, 2 both ends in shaft hole are all fixed and are equipped with compensation cover 3, and compensation cover 3 installs in 1 both ends of axle sleeve body, compensation groove 6 has been seted up to the inner chamber wall in compensation cover 3, spring 7 is installed to 6 inner chamber one end in compensation groove, ball 8 is installed to the 6 inner chamber other ends in compensation groove, and ball 8 is located spring 7 one end, cooling bath 4 has been seted up to 1 lateral wall inboard of axle sleeve body, 4 inner chamber both sides walls of cooling bath are fixed.

The ball 8 inboard runs through the grafting and has had pivot 9, and spout 10 has been seted up to 6 inner chamber both sides bottoms of compensation groove, and the pivot 9 both ends slide to be located the spout 10 inner chamber.

The heat dissipation fins 5 are made of aluminum.

The inner cavity of the cooling tank 4 is filled with cooling liquid.

The balls 8 are made of steel.

When the automatic compensation device works, the inner cavity wall of the compensation sleeve 3 is provided with a plurality of compensation grooves 6, the inner cavity of each compensation groove 6 is provided with a spring 7, one end of each spring 7 is provided with a ball 8, each ball 8 is arranged on one side of a sliding groove 10 through a rotating shaft 9, and thus after a roller is arranged in the inner cavity of the shaft hole 2, the roller is in extrusion contact with the ball 8, and the roller is worn after long-term friction, so that the ball 8 is driven to extrude the roller under the action of the spring 7, the ball 8 extrudes the roller to compensate the abrasion value, the shaft sleeve body 1 has an automatic compensation function, the roller and the shaft sleeve body 1 are kept stable, and the work is prevented from being influenced by deviation; the ball 8 is arranged in the inner cavity of the compensation groove 6 through the rotating shaft 9, and the sliding grooves 10 used for compensation movement are arranged at the two ends of the rotating shaft 9, so that the ball 8 can move up and down for compensation while keeping stable; the inner side wall of the shaft sleeve body 1 is provided with a cooling groove 4, the inner cavity of the cooling groove 4 is filled with cold area liquid for cooling, the cooling liquid absorbs heat generated by friction between the roller and the shaft sleeve, heat dissipation fins 5 made of aluminum are arranged on two sides of the inner cavity of the cooling groove 4, and the heat absorption and heat dissipation effects are improved by the heat dissipation fins 5.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 an axle sleeve of continuous casting roll for steel mill, includes axle sleeve body (1) and shaft hole (2), axle sleeve body (1) inboard runs through and has seted up shaft hole (2), its characterized in that: shaft hole (2) both ends are all fixed and are equipped with compensation cover (3), and compensate cover (3) and install in axle sleeve body (1) both ends, compensation groove (6) have been seted up to compensation cover (3) inner chamber wall, spring (7) are installed to compensation groove (6) inner chamber one end, ball (8) are installed to compensation groove (6) inner chamber other end, and ball (8) are located spring (7) one end, cooling bath (4) have been seted up to axle sleeve body (1) lateral wall inboard, cooling bath (4) inner chamber both sides wall are fixed and are equipped with heat dissipation wing (5).

2. The sleeve for the continuous casting roll of a steel mill according to claim 1, wherein: the inner side of the ball (8) is inserted with a rotating shaft (9), the bottom ends of the two sides of the inner cavity of the compensation groove (6) are provided with sliding grooves (10), and the two ends of the rotating shaft (9) are slidably positioned in the inner cavity of the sliding grooves (10).

3. The sleeve for the continuous casting roll of a steel mill according to claim 1, wherein: the heat dissipation fins (5) are made of aluminum materials.

4. The sleeve for the continuous casting roll of a steel mill according to claim 1, wherein: and the inner cavity of the cooling tank (4) is filled with cooling liquid.

5. The sleeve for the continuous casting roll of a steel mill according to claim 1, wherein: the ball (8) is made of steel.