CN210359178U

CN210359178U - Semi-steel roll centrifugal casting device

Info

Publication number: CN210359178U
Application number: CN201921294301.4U
Authority: CN
Inventors: 阮棉教
Original assignee: Huzhou Zhonghang Roller Co ltd
Current assignee: Huzhou Zhonghang Roller Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-21
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a semi-steel roll centrifugal casting device, including supporting seat one, supporting seat two and auxiliary wheel, the welding of supporting seat one upper end one side has support one, be provided with the drive roller on the support one, drive roller one end is provided with the shaft coupling, shaft coupling one end is provided with step motor, the drive roller other end is provided with support two, two lower extremes of support are provided with supporting seat two, the welding of two upper end middle parts of supporting seat has the backup pad. Has the advantages that: the utility model discloses a set up backup pad, connecting axle and auxiliary wheel, make the section mould can be compressed tightly by the auxiliary wheel when high-speed rotating to make the section mould can remain stable when high-speed rotating, make the raw materials in the section mould fill the type and solidify into the roll under centrifugal action, and the raw materials organizes more closely knit under stable centrifugal action, and the roll wear resistance who produces is better.

Description

Semi-steel roll centrifugal casting device

Technical Field

The utility model relates to a roll manufacturing technical field, concretely relates to semi-steel roll centrifugal casting device.

Background

The roller is the main working part and tool for producing continuous plastic deformation on the rolling mill, the traditional semi-steel roller is produced by a static pouring method, a large number of moulds are required to be prepared during casting, the manufacturing cost is higher, compared with a permanent static casting method, a centrifugal casting method does not need to prepare a large number of tooling moulds, the cost for manufacturing the tooling moulds due to the production of the roller can be reduced, due to the fact that the casting process is different in design, the roller with the same finished product weight is cast, the weight of molten metal used during centrifugal casting is reduced by twenty-five percent compared with the weight of molten metal used during static casting, the yield of the roller is improved, the machining allowance is also reduced, and the machining efficiency is improved.

The existing semisteel roller centrifugal casting device has poor stability when rotating at a high speed, and easily influences the molding of raw materials in a section die, thereby influencing the yield.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the semi-steel roller centrifugal casting device is provided, and the problems that the stability of the existing semi-steel roller centrifugal casting device is poor when the existing semi-steel roller centrifugal casting device rotates at a high speed, and the forming of raw materials in a section die is easily influenced are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a semi-steel roll centrifugal casting device, including supporting seat one, supporting seat two and auxiliary wheel, the welding of supporting seat one upper end one side has support one, be provided with the drive roller on the support one, drive roller one end is provided with the shaft coupling, shaft coupling one end is provided with step motor, the drive roller other end is provided with support two, two lower extremes of support are provided with supporting seat two, the welding of two upper end middle parts of supporting seat has the backup pad, be provided with the connecting axle on the backup pad lateral wall, be provided with on the connecting axle the auxiliary wheel, the support one-to-one side is provided with support three, be provided with the auxiliary roller on the support three, auxiliary roller one end is provided with support four.

Further, a section mould is arranged on the driving roller, and one end of the section mould is connected with a sealing cover through a hinge.

By adopting the technical scheme, the liquid metal raw material can be poured into the mould after the sealing cover is opened.

Further, the forming die is engaged with the driving roller, the auxiliary roller and the auxiliary wheel.

Through adopting above-mentioned technical scheme, the section mould can with the drive roller, the auxiliary roller and the auxiliary wheel rotates.

Further, the drive roller with support one and support two all passes through the bearing and connects, the drive roller with step motor passes through the coupling joint.

Through adopting above-mentioned technical scheme, step motor is the during operation accessible the shaft coupling drives the drive roller rotates, the shaft coupling can be right step motor with the drive roller carries out overload protection, in order to prevent step motor or the drive roller damages.

Further, the second support and the fourth support are welded with the second support, the connecting shaft is welded with the supporting plate, and the auxiliary wheel is connected with the connecting shaft through a bearing.

By adopting the technical scheme, the auxiliary wheel can compress the section mould, so that the section mould can keep stable when rotating.

Furthermore, the third support is welded with the first support.

Further, the auxiliary roller is connected with the third support and the fourth support through bearings.

By adopting the technical scheme, the driving roller can enable the forming die to rotate under the assistance of the auxiliary roller and the auxiliary wheel when rotating, so that the raw material in the forming die is filled and solidified into the roller under the centrifugal action.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving current semisteel roll centrifugal casting device stability when carrying out high-speed rotation relatively poor, influence the fashioned problem of raw materials in the section mould easily, the utility model discloses a set up backup pad, connecting axle and auxiliary wheel, make the section mould can be compressed tightly by the auxiliary wheel when high-speed rotation to make the section mould can remain stable when high-speed rotation, make the raw materials in the section mould fill the type and solidify into the roll under centrifugal action, and the raw materials is organized more compactly under stable centrifugal action, and the roll wear resistance that produces is better.

Drawings

FIG. 1 is a schematic structural view of a semi-steel roll centrifugal casting device according to the present invention;

FIG. 2 is a schematic structural view of a second support seat in the centrifugal casting device for semisteel rolls of the present invention;

fig. 3 is a schematic structural diagram of a sealing cover in a semi-steel roll centrifugal casting device of the present invention.

The reference numerals are explained below:

1. a first supporting seat; 2. a first support; 3. a drive roller; 4. a coupling; 5. a stepping motor; 6. a second support; 7. a second supporting seat; 8. a support plate; 9. a connecting shaft; 10. an auxiliary wheel; 11. a third support; 12. an auxiliary roller; 13. a fourth support; 14. forming a mould; 15. and (7) sealing the cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, the centrifugal casting device for semisteel rolls in the embodiment comprises a first support seat 1, a second support seat 7 and an auxiliary wheel 10, wherein a first support seat 2 is welded on one side of the upper end of the first support seat 1, a driving roller 3 is arranged on the first support seat 2, a coupling 4 is arranged at one end of the driving roller 3, a stepping motor 5 is arranged at one end of the coupling 4, a second support seat 6 is arranged at the other end of the driving roller 3, a second support seat 7 is arranged at the lower end of the second support seat 6, a support plate 8 is welded in the middle of the upper end of the second support seat 7, a connecting shaft 9 is arranged on one side wall of the support plate 8, the auxiliary wheel 10 is arranged on the connecting shaft 9, a third support seat 11 is arranged on one side of the first support seat 2, an auxiliary roller 12 is arranged on the third support seat 11, a fourth support seat 13, the forming die 14 is meshed with the driving roller 3, the auxiliary roller 12 and the auxiliary wheel 10, the forming die 14 can be rotated with the driving roller 3, the auxiliary roller 12 and the auxiliary wheel 10, the driving roller 3 is connected with the first support 2 and the second support 6 through bearings, the driving roller 3 is connected with the stepping motor 5 through the coupler 4, the driving roller 3 can be driven to rotate by the stepping motor 5 through the coupler 4 when working, the coupler 4 can carry out overload protection on the stepping motor 5 and the driving roller 3 to prevent the stepping motor 5 or the driving roller 3 from being damaged, the second support 6 and the fourth support 13 are both welded with the second support 7, the connecting shaft 9 is welded with the support plate 8, the auxiliary wheel 10 is connected with the connecting shaft 9 through bearings, the auxiliary wheel 10 can tightly press the forming die 14 to enable the forming die 14 to be kept stable when rotating, the third support 11 is welded with the first support 1, and the auxiliary roller 12 is connected with the third, the driving roller 3 rotates to rotate the forming die 14 with the aid of the auxiliary roller 12 and the auxiliary wheel 10, so that the raw material in the forming die 14 is centrifugally filled and solidified into a roller.

As shown in fig. 1, in this embodiment, when the stepping motor 5 works, the driving roller 3 can be driven by the coupler 4 to rotate, so that the driving roller 3 can rotate the pattern die 14 at a high speed with the assistance of the auxiliary roller 12, the pattern die 14 generates a centrifugal effect, and further the raw material in the pattern die is filled and solidified into a roll under the centrifugal effect, the texture of the raw material under the centrifugal effect is denser, and the produced roll has better wear resistance.

As shown in fig. 1-2, in this embodiment, the auxiliary roller 12 is engaged with the connecting shaft 9 and the supporting plate 8, so as to press the mold 14 when the mold 14 rotates, so that the mold 14 can be kept stable when rotating.

The specific implementation process of this embodiment is as follows: the device uses an external power supply and is controlled by external control equipment, when a roller is manufactured, the sealing cover 15 is opened, liquid metal raw materials are poured into the pattern die 14, then the sealing cover 15 is closed, the stepping motor 5 can drive the driving roller 3 to rotate through the coupler 4 when in work, so that the driving roller 3 enables the pattern die 14 to rotate at a high speed under the assistance of the auxiliary roller 12, the pattern die 14 generates a centrifugal action, further, the raw materials in the pattern die are filled and solidified into the roller under the centrifugal action, the auxiliary roller 12 is matched with the connecting shaft 9 and the supporting plate 8 and can compress the pattern die 14 when the pattern die 14 rotates, the pattern die 14 can be kept stable when rotating, the stability of the device is greatly improved, the coupler 4 can perform overload protection on the stepping motor 5 and the driving roller 3, and the stepping motor 5 or the driving roller 3 is prevented from being damaged.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a semi-steel roll centrifugal casting device which characterized in that: comprises a first supporting seat (1), a second supporting seat (7) and an auxiliary roller (10), wherein a first support (2) is welded on one side of the upper end of the first supporting seat (1), a driving roller (3) is arranged on the first support (2), a shaft coupler (4) is arranged at one end of the driving roller (3), a stepping motor (5) is arranged at one end of the shaft coupler (4), a second support (6) is arranged at the other end of the driving roller (3), the second supporting seat (7) is arranged at the lower end of the second support (6), a supporting plate (8) is welded in the middle of the upper end of the second supporting seat (7), a connecting shaft (9) is arranged on one side wall of the supporting plate (8), the auxiliary roller (10) is arranged on the connecting shaft (9), a third support (11) is arranged on one side of the first support, and a support seat IV (13) is arranged at one end of the auxiliary roller (12).

2. The semi-steel roll centrifugal casting device according to claim 1, wherein: a section mould (14) is arranged on the driving roller (3), and one end of the section mould (14) is connected with a sealing cover (15) through a hinge.

3. The semi-steel roll centrifugal casting device according to claim 2, wherein: the forming die (14) is meshed with the driving roller (3), the auxiliary roller (12) and the auxiliary wheel (10).

4. The semi-steel roll centrifugal casting device according to claim 1, wherein: drive roller (3) with support one (2) and support two (6) all are connected through the bearing, drive roller (3) with step motor (5) pass through shaft coupling (4) are connected.

5. The semi-steel roll centrifugal casting device according to claim 1, wherein: the second support (6) and the fourth support (13) are welded with the second support (7), the connecting shaft (9) is welded with the supporting plate (8), and the auxiliary wheel (10) is connected with the connecting shaft (9) through a bearing.

6. The semi-steel roll centrifugal casting device according to claim 1, wherein: and the third support seat (11) is welded with the first support seat (1).

7. The semi-steel roll centrifugal casting device according to claim 1, wherein: the auxiliary roller (12) is connected with the third support (11) and the fourth support (13) through bearings.