CN210080359U

CN210080359U - Hydraulic roller device

Info

Publication number: CN210080359U
Application number: CN201822107982.0U
Authority: CN
Inventors: 李明; 向文; 陈爱军
Original assignee: Sichuan Zhenhong Steel Products Co Ltd
Current assignee: Sichuan Zhenhong Steel Products Co Ltd
Priority date: 2018-12-16
Filing date: 2018-12-16
Publication date: 2020-02-18
Anticipated expiration: 2028-12-16

Abstract

The utility model relates to a hydraulic pressure roll device, including roll main part, connecting axle and dabber, the inside of roll main part is located to the dabber, be formed with the heat dissipation chamber between dabber and the roll main part inner wall, the both ends of roll main part are equipped with the mounting groove, and this hydraulic pressure roll device sets up the heat dissipation chamber through the inside at the roll main part, sets up the fin in the heat dissipation chamber and with the semiconductor refrigeration piece of fin contact, and this kind of design can realize dispelling the heat on roll main part surface to the both ends of roll main part are equipped with air inlet duct and exhaust duct respectively, and the exhaust duct sets up the heat dissipation fan, can dispel the heat to the heat that the semiconductor refrigeration piece produced, this kind of design for the temperature that the roll during operation produced can dispel fast, avoids appearing the hot expansion, influences the quality of work piece.

Description

Hydraulic roller device

Technical Field

The utility model relates to a cutting equipment technical field specifically is a hydraulic pressure roll device.

Background

Rolls are the primary working components and tools on a rolling mill that produce continuous plastic deformation of metal. The roller mainly comprises a roller body, a roller neck and a shaft head 3. The roll body is the middle part of the roll that actually participates in rolling metal. It has a smooth cylindrical or grooved surface. The roll neck is mounted in bearings and transmits the rolling force to the stand through a bearing block and a screw down device. The driving end shaft head is connected with the gear seat through a connecting shaft, and the rotating torque of the motor is transmitted to the roller.

At present, friction is generated on the surface of an existing roller during working so as to generate heat, the production quality of a workpiece is affected due to the existence of heat expansion and cold contraction, and a large number of unqualified products exist, so that the roller needs to be designed and improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic pressure roll device to improve the problem of proposing in the above-mentioned background art, the not enough that exists to prior art.

In order to improve the above problem, the present invention is embodied by the following technical solutions: the utility model provides a hydraulic pressure roll device, includes roll main part, connecting axle and dabber, the inside of roll main part is located to the dabber, be formed with the heat dissipation chamber between dabber and the roll main part inner wall, the both ends of roll main part are equipped with the mounting groove, inside the mounting groove was located to the connecting axle, the week side of connecting axle is equipped with the collar, and this collar passes through fixing bolt and roll main part both ends fixed connection, the heat dissipation intracavity portion be equipped with the inside fin of contact of roll main part, the intracavity portion that dispels the heat is equipped with the semiconductor refrigeration piece with the fin contact, the both sides of roll main part are equipped with the air inlet duct and the exhaust passage with heat dissipation chamber intercommunication respectively, the air inlet duct is equipped with the air intake, the exhaust passage is equipped with the air outlet, be equipped with the heat dissipation fan in the.

As a preferred embodiment of the utility model, the air inlet and the air outlet are provided with filter screens, and the mesh diameter of the filter screens is 10-20 mm.

As a preferred embodiment of the present invention, the heat dissipation plate is a hollow cylindrical structure, and the heat dissipation plate is made of copper or aluminum material.

As an optimized implementation manner of the utility model, the semiconductor refrigeration piece is two semicircular structures, and the refrigeration face contacts with the fin.

As a preferred embodiment of the present invention, the number of the fixing bolts is plural, and the fixing bolts are installed on the mounting ring at equal intervals.

As a preferred embodiment of the present invention, the mandrel is coaxially disposed with the roller main body.

The utility model has the advantages that: the utility model discloses a hydraulic pressure roll device, including roll main part, connecting axle, dabber, collar, fixing bolt, air intake, air inlet duct, fin, heat dissipation chamber, air-out duct, motor, heat dissipation fan, air outlet, mounting groove.

1. This hydraulic pressure roll device, through the inside at the roll main part set up the heat dissipation chamber, set up the fin in the heat dissipation chamber and with the semiconductor refrigeration piece of fin contact, this kind of design, can realize dispelling the heat on roll main part surface, and the both ends of roll main part are equipped with air inlet duct and exhaust passage respectively, the exhaust passage sets up the radiator fan, can dispel the heat that the semiconductor refrigeration piece produced, this kind of design, the temperature that makes the roll during operation produce can dispel fast, avoid appearing the hot shrinkage that rises, influence the quality of work piece.

The utility model discloses compensate the weak point in the background art to a certain extent.

Drawings

FIG. 1 is a view showing an overall structure of a hydraulic roll apparatus according to the present invention;

fig. 2 is a side view of a hydraulic roll device according to the present invention;

in the figure: 1. a roll body; 2. a connecting shaft; 3. a mandrel; 4. a mounting ring; 5. fixing the bolt; 6. an air inlet; 7. an air inlet duct; 8. a heat sink; 9. a heat dissipation cavity; 10. an air outlet channel; 11. a motor; 12. a heat dissipation fan; 13. an air outlet; 14. and (4) mounting the groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a hydraulic roller device comprises a roller main body 1, a connecting shaft 2 and a mandrel 3, wherein the mandrel 3 is arranged inside the roller main body 1, a heat dissipation cavity 9 is formed between the mandrel 3 and the inner wall of the roller main body 1, mounting grooves 14 are formed at two ends of the roller main body 1, the connecting shaft 2 is arranged inside the mounting grooves 14, a mounting ring 4 is arranged on the circumferential side of the connecting shaft 2, the mounting ring 4 is fixedly connected with two ends of the roller main body 1 through a fixing bolt 5, a radiating fin 8 in contact with the inner part of the roller main body 1 is arranged inside the heat dissipation cavity 9, a semiconductor refrigerating fin 15 in contact with the radiating fin 8 is arranged inside the heat dissipation cavity 9, an air inlet channel 7 and an air outlet channel 10 communicated with the heat dissipation cavity 9 are respectively arranged at two sides of the roller main body 1, the air inlet channel 7 is provided with an air inlet 6, the air outlet channel 10 is provided, the input end of the heat dissipation fan 12 is connected with the output end of the motor 11 arranged in the air outlet duct 10.

The working principle is as follows: during the use, through the inside at roll main part 1 set up heat dissipation chamber 9, set up fin 8 in the heat dissipation chamber 9 and with the semiconductor refrigeration piece 15 of fin 8 contact, this kind of design, can realize loosing the heat on roll main part 1 surface, and the both ends of roll main part 1 are equipped with air inlet duct 7 and exhaust duct 10 respectively, exhaust duct 10 sets up heat dissipation fan 12, can loose the heat that semiconductor refrigeration piece 15 produced, this kind of design, make the temperature that the roll during operation produced can fast loose, avoid appearing the expansion with heat and contraction with cold, influence the quality of work piece.

As a preferred embodiment of the present invention, the air inlet 6 and the air outlet 13 are provided with filter screens, and the mesh diameters of the filter screens are 10-20 mm.

As a preferred embodiment of the present invention, the heat sink 8 is a hollow cylindrical structure, and the heat sink 8 is made of copper or aluminum material.

As an preferable embodiment of the present invention, the semiconductor cooling fins 15 are two semicircular structures, and the cooling surface contacts with the cooling fins 8.

As a preferred embodiment of the present invention, the number of the fixing bolts 5 is plural, and the fixing bolts are installed on the mounting ring 4 at equal intervals.

As a preferred embodiment of the present invention, the mandrel 3 is disposed coaxially with the roller body 1.

This hydraulic pressure roll device, through the inside at the roll main part set up the heat dissipation chamber, set up the fin in the heat dissipation chamber and with the semiconductor refrigeration piece of fin contact, this kind of design, can realize dispelling the heat on roll main part surface, and the both ends of roll main part are equipped with air inlet duct and exhaust passage respectively, the exhaust passage sets up the radiator fan, can dispel the heat that the semiconductor refrigeration piece produced, this kind of design, the temperature that makes the roll during operation produce can dispel fast, avoid appearing the hot shrinkage that rises, influence the quality of work piece.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a hydraulic pressure roll device, includes roll main part (1), connecting axle (2) and dabber (3), its characterized in that, the inside of roll main part (1) is located in dabber (3), be formed with heat dissipation chamber (9) between dabber (3) and roll main part (1) inner wall, the both ends of roll main part (1) are equipped with mounting groove (14), inside mounting groove (14) was located in connecting axle (2), the week side of connecting axle (2) is equipped with collar (4), this collar (4) pass through fixing bolt (5) and roll main part (1) both ends fixed connection, inside fin (8) that contact with roll main part (1) that are equipped with in heat dissipation chamber (9), inside semiconductor refrigeration piece (15) that are equipped with fin (8) contact in heat dissipation chamber (9), the both sides of roll main part (1) are equipped with air inlet duct (7) and air outlet duct (10) that communicate with heat dissipation chamber (9) respectively, the air inlet duct (7) is provided with an air inlet (6), the air outlet duct (10) is provided with an air outlet (13), a heat dissipation fan (12) is arranged in the air outlet duct (10), and the input end of the heat dissipation fan (12) is connected with the output end of a motor (11) arranged inside the air outlet duct (10).

2. A hydraulic roll arrangement according to claim 1, characterised in that the inlet opening (6) and the outlet opening (13) are provided with filter screens having a mesh diameter of 10-20 mm.

3. A hydraulic roll arrangement according to claim 1, characterized in that the cooling fin (8) is of a hollow cylindrical configuration and that the cooling fin (8) is made of copper or aluminium material.

4. A hydraulic roller device according to claim 1, characterized in that said semiconductor chilling plates (15) are of two semi-circular configurations and the chilling surfaces are in contact with the cooling fins (8).

5. A hydraulic roll device according to claim 1, characterized in that the number of fixing bolts (5) is several and the fixing bolts are mounted on the mounting ring (4) at equal intervals.

6. A hydraulic roll device according to claim 1, characterized in that the spindle (3) is arranged coaxially with the roll body (1).