CN210632858U

CN210632858U - Vertical ring rolling mill

Info

Publication number: CN210632858U
Application number: CN201921103079.5U
Authority: CN
Inventors: 张良茅
Original assignee: Zhejiang Huagong Forging Co Ltd
Current assignee: Zhejiang Huagong Forging Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-05-29
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a vertical ring rolling machine, include base, rolling wheel, follow the driving wheel, be located the rolling wheel from the dabber between the driving wheel, be provided with fixed bolster and support pneumatic cylinder on the base, fixed bolster and support pneumatic cylinder set up respectively at the both ends of dabber, and the wherein one end of dabber is rotated and is connected on fixed bolster, the tailpiece of the piston rod portion of support pneumatic cylinder is provided with the supporting shoe with the other end matched with of dabber. The utility model discloses utilize fixed bolster and support pneumatic cylinder to support the both ends of dabber respectively when using, effectively improved the stability of dabber, the dabber is difficult for taking place crooked damage when using.

Description

Vertical ring rolling mill

Technical Field

The utility model relates to a machining equipment technical field, in particular to vertical ring rolls.

Background

A vertical ring mill is a commonly used forging apparatus. The existing vertical ring rolling mill generally comprises a frame, a rolling wheel, a driven wheel and a mandrel, wherein the mandrel is positioned between the rolling wheel and the driven wheel, and the rolling wheel is connected with a motor. During operation, the forging is placed on the mandrel, the rolling wheel rotates to drive the forging to rotate and roll the forging, and the driven wheel is located below the forging and plays a supporting role in the forging. In the existing vertical ring rolling mill, one end of a mandrel is connected to a rack, and the other end of the mandrel is in a suspended state and is not supported. This kind of structure is convenient for place the forging on the dabber, and its weak point lies in: when the rolling machine is used, the forging piece is heavy in weight, and the rolling wheel exerts large pressure on the mandrel during rolling, so that the mandrel is easy to bend and damage.

For example, chinese patent publication No. CN208083302U, the utility model discloses a ring rolling machine, relate to a forging reaming field, its technical scheme main points are including the bottom plate, fixed connection is in the backup pad of bottom plate top and vertical setting, rotate the core roller of connection in the backup pad, the setting can go on in the backup pad gliding slider rotation connection on the core roller top and roll the main roller of connection on the slider, rotate the lever of connection in the backup pad that is located core roller bottom both sides, it drives the lever and carries out pivoted adjust cylinder and rotate the vice roller of rolling of connection in the lever near core roller one side to rotate to connect in the backup pad, the mounting groove that is used for holding vice roller is offered to one side that the lever is close to the core roller, set up the open slot that is the U-shaped on the lever of mounting groove both sides, be provided with. The utility model discloses a weak point lies in: the utility model discloses an in, core roller (being equivalent to the dabber mentioned in the above) one end is connected in the backup pad, and the other end is unsettled state, does not have the support, when using, because forging own weight is heavier, and the rolling wheel is big to the pressure that the dabber was applyed when rolling, and the core roller takes place crooked damage easily.

Disclosure of Invention

The utility model aims at solving current vertical bucker, because dabber one end is connected with the frame, the other end is unsettled state, does not have the support, leads to when using, and the dabber takes place the problem of crooked damage easily, provides a vertical bucker, can effectively solve above-mentioned problem.

The utility model aims at realizing through the following technical scheme: the utility model provides a vertical ring rolling machine, includes base, rolling wheel, follows the driving wheel, is located the rolling wheel from the dabber between the driving wheel, be provided with fixed bolster and support pneumatic cylinder on the base, fixed bolster and support pneumatic cylinder set up respectively at the both ends of dabber, and the wherein one end of dabber is rotated and is connected on fixed bolster, the tailpiece of the piston rod portion that supports the pneumatic cylinder is provided with the supporting shoe with the other end matched with of dabber.

The utility model discloses in, place the dabber with the forging on, grind the ring processing through rolling wheel and from the driving wheel cooperation to the forging. When the forging die is used, the supporting hydraulic cylinder descends firstly, so that the supporting block is separated from the end part of the mandrel, one end of the mandrel is in a suspended state, and a forging piece is placed on the mandrel conveniently. After the forge piece is placed and is accomplished, the support hydraulic cylinder rises to make supporting shoe and mandrel end butt, like this, when the ring was ground, the both ends of dabber have obtained effectual support respectively, have effectively improved the stability of dabber, and the dabber is difficult for taking place the bending damage, has also improved the precision after the product processing simultaneously.

Preferably, an upper end plate is arranged above the base, a guide column is arranged between the upper end plate and the base, a first moving plate and a second moving plate are connected to the guide column in a sliding manner, the first moving plate is located below the second moving plate, a first hydraulic cylinder is arranged between the base and the first moving plate, and a second hydraulic cylinder is arranged between the upper end plate and the second moving plate; the driven wheel is rotatably connected to the first movable plate, the rolling wheel is rotatably connected to the second movable plate, and the rolling wheel is connected with the motor. The motor is used for driving the rolling wheel to rotate. The first moving plate moves along the axial direction of the guide column under the driving of the first hydraulic cylinder, and the second moving plate moves along the axial direction of the guide column under the driving of the second hydraulic cylinder. The driven wheel and the first moving plate move synchronously, and the rolling wheel and the second moving plate move synchronously, so that the distance between the rolling wheel, the driven wheel and the forge piece can be adjusted conveniently.

Preferably, a rolling wheel mounting seat for mounting a rolling wheel is arranged on the second moving plate, the rolling wheel is rotatably connected to the rolling wheel mounting seat, and the motor is arranged on one side of the rolling wheel mounting seat.

Preferably, four guide columns are arranged, and the guide columns are perpendicular to the base.

Preferably, the supporting hydraulic cylinder is perpendicular to the base.

Preferably, the supporting block is provided with a semicircular groove matched with the end part of the mandrel. The shape of the semicircular groove is matched with the end part of the supporting rod, so that the contact area between the supporting block and the core shaft is large, and the supporting effect is good.

Preferably, the surface of the semicircular groove is provided with a plurality of cylindrical rollers. The surface of the semicircular groove is provided with a plurality of roller grooves matched with the cylindrical rollers, the cylindrical rollers are embedded in the roller grooves, and the cylindrical rollers can roll in the roller grooves. The cylindrical roller effectively reduces the friction force between the contact block and the mandrel.

The utility model has the advantages that: the utility model discloses utilize fixed bolster and support pneumatic cylinder to support the both ends of dabber respectively when using, effectively improved the stability of dabber, the dabber is difficult for taking place crooked damage when using.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a schematic view of the support block.

In the figure: 1. The device comprises a base, 2, a guide column, 3, an upper end plate, 4, a first hydraulic cylinder, 5, a first moving plate, 6, a driven wheel, 7, a second moving plate, 8, a second hydraulic cylinder, 9, a rolling wheel, 10, a motor, 11, a fixed supporting seat, 12, a mandrel, 13, a supporting hydraulic cylinder, 14, a supporting block, 15, a rolling wheel mounting seat, 16 and a cylindrical roller.

Detailed Description

The invention will be further described with reference to the following detailed description and accompanying drawings.

Example (b):

as shown in fig. 1 to 3, a vertical ring rolling mill includes a base 1. The base is of a 1-bit rectangular plate-shaped structure. An upper end plate 3 is arranged above the base 1. The upper end plate 3 is of a rectangular plate-shaped structure. The upper end plate 3 is parallel to the base 1. A plurality of guide posts 2 are arranged between the base 1 and the upper end plate 3. The guide column 2 is of a round rod-shaped structure. The guide posts 2 are provided with four guide posts. The guide posts 2 are all perpendicular to the base 1. The guide post 2 is connected with a first moving plate 5 and a second moving plate 7 in a sliding mode. The first moving plate 5 and the second moving plate 7 are both rectangular plate-shaped structures. The first moving plate 5 and the second moving plate 7 are both parallel to the base. The first moving plate 5 is located below the second moving plate 7. A first hydraulic cylinder 4 is arranged between the first moving plate 5 and the base 1. A second hydraulic cylinder 8 is arranged between the second moving plate 7 and the upper end plate 3. The first moving plate 5 is driven by the first hydraulic cylinder 4 to move in the axial direction of the guide post 2, and the second moving plate 7 is driven by the second hydraulic cylinder 8 to move in the axial direction of the guide post 2. The first moving plate 5 is rotatably connected with a driven wheel 6. The driven wheels 6 are arranged in two, and the two driven wheels 6 are arranged adjacently. One side of the second moving plate 7 close to the first moving plate 5 is provided with a rolling wheel mounting seat 15. The rolling wheel mounting seat 15 is rotatably connected with a rolling wheel 9. One side of the rolling wheel mounting seat 15 is provided with a motor 10. The motor 10 is connected to the rolling wheel 9. The rolling wheel 9 is driven to rotate by a motor 10.

A mandrel 12 is arranged between the rolling wheel 9 and the driven wheel 6. The base 1 is provided with a fixed support seat 11 and a support hydraulic cylinder 13. The fixed support seat 11 and the support hydraulic cylinder 13 are respectively positioned at two ends of the mandrel 12. The fixed support seat 11 and the support hydraulic cylinder 13 are respectively positioned at two ends of the mandrel 12. The support cylinder 13 is arranged vertically. The front end of the piston rod of the supporting hydraulic cylinder 13 is provided with a supporting block 14. One end of the mandrel 12 is rotatably connected to the fixed support seat 11, and the support block 14 is matched with the other end of the mandrel 12. And a semicircular groove matched with the end part of the mandrel 12 is arranged on the supporting block 14. The surface of the semicircular groove is provided with a plurality of cylindrical rollers 16. The surface of the semicircular groove is provided with a plurality of roller grooves matched with the cylindrical rollers 16, the cylindrical rollers 16 are embedded in the roller grooves, and the cylindrical rollers 16 can roll in the roller grooves.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a vertical ring rolling machine, includes base (1), rolling wheel (9), follows driving wheel (6), is located rolling wheel (9) from dabber (12) between driving wheel (6), its characterized in that: the base (1) is provided with a fixed support seat (11) and a support hydraulic cylinder (13), the fixed support seat (11) and the support hydraulic cylinder (13) are respectively arranged at two ends of a mandrel (12), one end of the mandrel (12) is rotatably connected to the fixed support seat (11), and a support block (14) matched with the other end of the mandrel (12) is arranged at the end part of a piston rod of the support hydraulic cylinder (13).

2. The vertical ring rolling mill according to claim 1, characterized in that an upper end plate (3) is arranged above the base (1), a guide column (2) is arranged between the upper end plate (3) and the base (1), a first moving plate (5) and a second moving plate (7) are connected on the guide column (2) in a sliding manner, the first moving plate (5) is positioned below the second moving plate (7), a first hydraulic cylinder (4) is arranged between the base (1) and the first moving plate (5), and a second hydraulic cylinder (8) is arranged between the upper end plate (3) and the second moving plate (7); the driven wheel (6) is rotatably connected to the first moving plate (5), the rolling wheel (9) is rotatably connected to the second moving plate (7), and the rolling wheel (9) is connected with the motor (10).

3. Vertical ring mill according to claim 2, characterized in that the second moving plate (7) is provided with a rolling wheel mounting (15) for mounting a rolling wheel (9), the rolling wheel (9) is rotatably connected to the rolling wheel mounting (15), and the motor (10) is provided at one side of the rolling wheel mounting (15).

4. Vertical ring mill according to claim 2, characterized in that said guide posts (2) are provided in total in four, said guide posts (2) being perpendicular to the base (1).

5. Vertical ring mill according to claim 1, characterized in that the supporting hydraulic cylinders (13) are perpendicular to the base.

6. Vertical ring mill according to claim 1, characterized in that the support block (14) is provided with a semicircular groove matching the end of the mandrel (12).

7. Vertical ring mill according to claim 6, characterized in that the surface of the semi-circular groove is provided with a number of cylindrical rollers (16).