CN211888822U - Auxiliary support device for rolling ring core roller - Google Patents

Abstract

The utility model discloses an auxiliary support device for a core roller of a ring rolling machine, which relates to the technical field of ring rolling machines. It is arranged in parallel with the axis of the core roller, and the rotating roller is located directly below the core axis. The rotating roller is connected with a lifting mechanism for controlling its working height. When working, the staff sets the forging on the core roller of the ring rolling machine, and then the staff adjusts the position of the support block so that the rotating roller of the support block is located directly under the core shaft, and then the staff adjusts the lifting mechanism to make the rotating roller Tighten the mandrel. When working, the core roller rotates, and the rotating roller presses against the core roller and provides support for the core roller, so as to reduce the bending deformation of the core roller during operation, thereby prolonging the service life of the core roller.

Description

Auxiliary support device for rolling ring core roller

technical field

The utility model relates to the technical field of ring rolling machines, in particular to an auxiliary support device for a ring rolling core roller.

Background technique

In the prior art, such as the Chinese patent with the publication number CN209021137U, a ring rolling machine for steel ring processing is proposed, which includes a frame, a rolling roller, a transmission unit for driving the rolling wheel to move up and down, a mandrel, and a sleeve. The core roller, guide roller and measuring roller on the mandrel, the transmission unit includes the first sliding block and the cylinder, the centerlines of the rolling roller and the core roller are on the same straight line, and the first sliding block is on the frame along the rolling The centerline of the pressing roller moves, thereby driving the rolling roller to approach or away from the core roller; the guide roller and the measuring roller are located on both sides of the core roller respectively. Set the flange on the core roll, start the ring rolling machine, the first slider drives the rolling roll to move toward the core roll and rolls the flange, and then abuts the guide roll and the measuring roll successively. This completes the processing of the flange.

In the above technical solution, after the forging is placed on the core roll, the core roll will be subjected to shearing force from the rolling roll and the forging piece during operation, causing the core roll to bend along the axial direction, and with the rotation of the core roll, The bending of the core roll will also recover, and the reciprocating bending and recovery will affect the practical life of the core roll.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide an auxiliary support device for a ring-rolling core roll, so as to reduce the axial bending of the core roll and improve the service life of the core roll.

To achieve the above object, the utility model provides the following technical solutions:

An auxiliary support device for a ring-rolling core roller, comprising a support block arranged below the core roller, a rotating roller is rotatably connected to the support block, the rotating roller and the core roller are axially arranged in parallel, and the rotating roller is located on the core shaft Just below the rotating roller, a lifting mechanism for controlling its working height is connected, and the supporting block is slidably arranged on the ground along the axial direction of the core roller.

By adopting the above technical solution, when working, the staff sets the forging on the core roller of the ring rolling machine, and then the staff adjusts the position of the support block so that the rotating roller of the support block is located directly under the core shaft, and then the staff adjusts the lifting and lowering mechanism so that the rollers are pressed against the mandrel. When working, the core roller rotates, and the rotating roller presses against the core roller and provides support for the core roller, so as to reduce the bending deformation of the core roller during operation, thereby prolonging the service life of the core roller.

The utility model is further provided that: the lifting mechanism includes a pair of lifting hydraulic cylinders and a pair of bearing seats, the cylinder body of the lifting hydraulic cylinder is fixedly connected with the support block, and the piston rod of the lifting hydraulic cylinder is fixedly connected with the bearing seat The two ends of the rotating roller are respectively rotatably sleeved on the bearing seat.

By adopting the above technical scheme, the working performance of the lifting hydraulic cylinder is stable, and the supporting force can be provided for the rotating roller and the core roller. At the same time, the arrangement of the lifting hydraulic cylinder also improves the adaptability of the auxiliary support device, so that the auxiliary support device can adapt to a variety of core rollers with different working heights.

The utility model is further provided that: the support blocks are respectively provided with accommodating grooves corresponding to the lifting hydraulic cylinders, the cylinder bodies of the lifting hydraulic cylinders are fixedly arranged in the accommodating grooves, and the accommodating grooves are provided with thermal insulation cotton.

By adopting the above technical solution, placing the lifting hydraulic cylinder in the accommodating groove can make the structure of the auxiliary supporting device more compact. At the same time, the setting of thermal insulation cotton can reduce the influence of high temperature forgings on the working stability of the lifting hydraulic cylinder.

The utility model is further arranged as follows: on the ground below the core roller, a guide rail is arranged along the axial direction of the core roller, the guide rail is located directly below the support block, a runner is rotated on the support block, and the runner Roll fit settings with rails.

By adopting the above technical solution, since the ring rolling machine needs to set the forging on the core roller when it is opened from the end of the mandrel during the loading and unloading process, the staff can push the support on the guide rail during the loading and unloading process. block to change the position of the support block. The setting of the guide rail and the runner is convenient for the staff to push the support block and change the position of the support block.

The utility model is further provided that: the support block is connected with a driving hydraulic cylinder, the driving hydraulic cylinder is arranged parallel to the guide rail, and the piston rod of the driving hydraulic cylinder is fixedly connected with a side wall of the support block away from the forging.

By adopting the above technical solution, the position of the support block can be flexibly changed by driving the hydraulic cylinder, thereby reducing the working intensity of the staff to manually push the support block. At the same time, the driving hydraulic cylinder can also play a fixed role on the support block, making the support block and the roller more stable when working.

The utility model is further configured as follows: the guide rail is connected with a dust cover, the dust cover is located directly under the core roller, and when the support block moves to the right under the core roller, the dust cover is sleeved on the support block perimeter side.

By adopting the above technical solution, since the forging is in a high temperature state when it is processed by the ring rolling machine, and its surface is rich in high-temperature oxide film, the high-temperature oxide film will be scattered and accumulated on the ground during processing, and it will easily fall to the ground. On the guide rail, it will affect the normal operation of the support block on the guide rail. By setting the dust cover, it can reduce the accumulation of falling waste on the guide rail.

The utility model is further provided that: the peripheral side of the support block is fixedly connected with a dust-proof baffle, and the dust-proof baffle is located above the dust cover.

By adopting the above technical solution, the dust-proof baffle can further reduce the waste material sliding from the gap between the support block and the dust-proof cover to the inside of the dust-proof cover, thereby improving the dust-proof effect.

The utility model is further configured as follows: the dust baffle is inclined and extended from the support block toward the ground, and the upper surface of the dust cover is inclined and extended toward the ground from the end close to the support block.

By adopting the above technical solution, the upper end surfaces of the dust baffle and the dust cover are inclined, so that the waste material falling on the dust baffle and the dust cover is easy to slide to the ground along the dust baffle and the dust cover.

To sum up, the beneficial technical effects of the present utility model are:

1. Setting of auxiliary support device: During work, the staff sets the forging on the core roller of the ring rolling machine, and then the staff adjusts the position of the support block so that the rotating roller of the support block is located directly under the core shaft, and then the staff Adjust the lift mechanism so that the rollers are against the mandrel. When working, the core roller rotates, and the rotating roller presses against the core roller and provides support for the core roller, so as to reduce the bending deformation of the core roller during operation, thereby prolonging the service life of the core roller;

2. Setting of guide rails and runners: Since the ring rolling machine is in the process of loading and unloading, it is necessary to set the forgings on the core roller when opening from the end of the mandrel. During the process of loading and unloading, the staff can pass the guide rail. Push the support block up to change the position of the support block. The setting of the guide rail and the runner is convenient for the staff to push the support block and change the position of the support block.

Description of drawings

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

Reference signs: 1. Support block; 2. Roller; 3. Core roller; 4. Lifting hydraulic cylinder; 5. Bearing seat; 6. Accommodating groove; 7. Guide rail; 8. Runner; 9. Driving hydraulic cylinder; 10. Dust cover; 11. Dust baffle.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to FIG. 1, an auxiliary support device for a ring-rolling core roll includes a support block 1 arranged below the core roll 3, and a rotating roll 2 is rotatably connected to the support block 1, and the rotating roll 2 and the core roll 3 are axially parallel to each other. , and the rotating roller 2 is located directly below the mandrel, the rotating roller 2 is connected with a lifting mechanism to control its working height, and the support block 1 is axially connected to the ground along the core roller 3 . When the workers use the ring rolling machine to process the forgings, the workers first move the support block 1 away from the bottom of the core roller 3, then the workers set the forging on the core roller 3, move the support block 1 and make the rotating roller 2 in the core roller 3. Right below the roller 3, the staff then adjusts the lifting mechanism, so that the rotating roller 2 is pressed against the core roller 3 to support the core roller 3, reduce the deformation of the core roller 3 during operation, and extend the core roller 3. service life.

The above-mentioned lifting mechanism includes a pair of lifting hydraulic cylinders 4 and a pair of bearing seats 5 . The cylinder body of the lifting hydraulic cylinder 4 is welded with the support block 1 , the piston rod of the lifting hydraulic cylinder 4 is welded with the bearing seat 5 , and the two ends of the rotating roller 2 are respectively rotatably sleeved on the bearing seat 5 . The power source of the lift hydraulic cylinder 4 is supplied by a hydraulic pump. When working, the staff adjusts the working height of the lifting hydraulic cylinder 4, so that the height position of the rotating roller 2 can be changed. The arrangement of the lifting mechanism also improves the adaptability of the auxiliary support device, so that the auxiliary support device can be adapted to core rollers 3 of various heights.

Since the forgings are usually installed at high temperature, the support block 1 is respectively provided with an accommodation groove 6 corresponding to the lifting hydraulic cylinder 4, the cylinder body of the lifting hydraulic cylinder 4 is fixedly arranged in the accommodation groove 6, and the accommodation groove 6 is provided with thermal insulation cotton to prevent The influence of high temperature forgings on the working stability of the lifting hydraulic cylinder 4 is reduced. At the same time, placing the lifting hydraulic cylinder 4 inside the accommodating groove 6 also makes the mechanism of the auxiliary support device more compact, and the space occupied by the auxiliary support device is smaller.

In order to facilitate the staff to move the support block 1 for loading and unloading. On the ground below the core roller 3, two guide rails 7 are arranged along the axial direction of the core roller 3. The guide rails 7 are located under the support block 1, and a plurality of runners 8 are rotatably arranged on the support block 1. The runners 8 and The guide rail 7 is rolled to fit the setting. When the worker needs to move the support block 1 , the position of the support block 1 can be changed by pushing the support block 1 to move on the guide rail 7 .

In order to further facilitate the staff to move the support block 1, the support block 1 is connected with a driving hydraulic cylinder 9, the driving hydraulic cylinder 9 is arranged parallel to the guide rail 7, and the piston rod of the driving hydraulic cylinder 9 is welded to a side wall of the support block 1 away from the forging. The power source for driving the hydraulic cylinder 9 is provided by a hydraulic pump. When the core roll 3 needs to be supported, the worker can move the support block 1 to just below the core roll 3 by driving the hydraulic cylinder 9 . When the staff needs to unload and unload the material, the staff can drive the support block 1 to be separated from the core roller 3 by driving the hydraulic cylinder 9, so as to facilitate the staff to unload and unload the material.

When the forging is processed on the ring rolling machine, the forging is in a high temperature state, and there is a large amount of high-temperature oxide film on the surface of the forging. When the forging is processed by the ring rolling machine, the oxide layer on the forging will continuously detach and easily fall on the guide rail 7. , it is easy to affect the operation of the guide rail 7 . In order to reduce the influence of the detached waste material on the support block 1, a dust cover 10 is connected to the guide rail 7, and the dust cover 10 is located directly under the core roller 3. The dust cover 10 is sleeved on the peripheral side of the support block 1 . The arrangement of the dust cover 10 can reduce the waste material falling into the guide rail 7 and reduce the influence of the waste material on the operation of the support block 1 .

In order to further improve the influence of waste materials on the operation of the support block 1 , a dust baffle 11 is welded on the peripheral side of the support block 1 . The upper surface of the dust cover 10 is inclined and extended toward the ground from the end close to the support block 1 . During operation, the waste material falls on the dust cover 11, and as the dust cover 11 falls on the dust cover 10, since the upper end surface of the dust cover 10 is inclined, the waste material falling on the dust cover 10 is also reduced. Slide down to the ground along the upper end face of the dust cover 10

The implementation principle of this embodiment is as follows: in the initial state, the piston rod of the driving hydraulic cylinder 9 shrinks, and the piston of the lifting hydraulic cylinder 4 shrinks.

When the workers use the ring rolling machine to process the forgings, they can set the ring rolling machine on the core roller 3, and then the workers adjust the driving hydraulic cylinder 9, so that the support block 1 runs along the guide rail 7 to just below the core roller 3. , when the support block 1 runs to a suitable position, the hydraulic cylinder 9 is driven to stop working, and the lifting hydraulic cylinder 4 works at the same time to press the rotating roller 2 against the core roller 3 to provide support for the core roller 3 and reduce the deformation of the core roller 3. Extend the service life of the core roll 3.

After the work is completed, the piston rod of the lifting hydraulic cylinder 4 shrinks, the rotating roller 2 is separated from the core roller 3, and the piston rod of the driving hydraulic cylinder 9 shrinks, so that the support block 1 runs on the guide rail 7 and is separated from the core roller 3. In order to facilitate the staff to remove the forgings on the core roll 3.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. An auxiliary support device for a ring-rolling core roller, characterized in that it comprises a support block (1) arranged below the core roller (3), and a rotating roller (2) is rotatably connected to the support block (1). , the rotating roller (2) is arranged in parallel with the core roller (3) in the axial direction, the rotating roller (2) is located directly below the core shaft, and the rotating roller (2) is connected with a lifting mechanism for controlling its working height. The support block (1) is axially slidably arranged on the ground along the core roller (3). 2. An auxiliary support device for a ring-rolling core roller according to claim 1, characterized in that the lifting mechanism comprises a pair of lifting hydraulic cylinders (4) and a pair of bearing seats (5). The cylinder body of the hydraulic cylinder (4) is fixedly connected with the support block (1), the piston rod of the lifting hydraulic cylinder (4) is fixedly connected with the bearing seat (5), and the two ends of the rotating roller (2) are respectively rotated and sleeved on the bearing housing (5). 3. An auxiliary support device for a ring-rolling core roller according to claim 2, characterized in that the support block (1) is provided with a receiving groove (6) corresponding to the lifting hydraulic cylinder (4), and the The cylinder body of the lifting hydraulic cylinder (4) is fixedly arranged in the accommodating groove (6), and the accommodating groove (6) is provided with thermal insulation cotton. 4. An auxiliary support device for a ring-rolling core roll according to claim 1, characterized in that, on the ground below the core roll (3), a guide rail (7) is axially provided along the core roll (3). ), the guide rail (7) is located directly below the support block (1), a wheel (8) is rotatably provided on the support block (1), and the wheel (8) rolls and fits with the guide rail (7). set up. 5. An auxiliary support device for a ring-rolling core roller according to claim 4, wherein the support block (1) is connected with a driving hydraulic cylinder (9), and the driving hydraulic cylinder (9) is parallel to the It is arranged on the guide rail (7), and the piston rod of the driving hydraulic cylinder (9) is fixedly connected with a side wall of the support block (1) away from the forging. 6. An auxiliary support device for a ring-rolling core roller according to claim 5, characterized in that a dust cover (10) is connected to the guide rail (7), and the dust cover (10) is located in the Directly below the core roller (3), and when the supporting block (1) moves to the direct below the core roller (3), the dust cover (10) is sleeved on the peripheral side of the supporting block (1). 7 . The auxiliary support device for a ring-rolling core roller according to claim 6 , wherein a dust-proof baffle ( 11 ) is fixedly connected to the peripheral side of the support block ( 1 ). The baffle (11) is located above the dust cover (10). 8 . The auxiliary support device for a ring-rolling core roller according to claim 7 , wherein the dust baffle ( 11 ) is inclined and extended from the support block ( 1 ) toward the ground, and the anti-dust baffle ( 11 ) The upper surface of the dust cover (10) is inclined and extended toward the ground from the end close to the support block (1).

Images