CN112222336B - Main core roller rolling system, ring rolling mill and radial main core roller angle adjusting method of ring rolling mill - Google Patents
Main core roller rolling system, ring rolling mill and radial main core roller angle adjusting method of ring rolling mill Download PDFInfo
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- CN112222336B CN112222336B CN202011472357.1A CN202011472357A CN112222336B CN 112222336 B CN112222336 B CN 112222336B CN 202011472357 A CN202011472357 A CN 202011472357A CN 112222336 B CN112222336 B CN 112222336B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
Abstract
The invention discloses a main core roller system, a ring rolling mill and a radial main core roller angle adjusting method of the ring rolling mill, belonging to the field of metal rolling, wherein the main core roller system comprises: one end of the main core roller is connected with a first main core roller sliding block through a first bearing part, and the other end of the main core roller is connected with a second main core roller sliding block through a second bearing part; the bearing seat guide device is respectively connected with the first main core roller slide block and the second main core roller slide block, and is used for guiding the inclination of the main core roller and bearing the radial force and the axial force at two ends of the main core roller; the main core roller moving device comprises a first independent driving end and a second independent driving end, the first independent driving end is connected with the first main core roller sliding block, and the second independent driving end is connected with the second main core roller sliding block. The subsequent processing amount of the large special-shaped ring piece is reduced.
Description
Technical Field
The invention belongs to the field of metal rolling, and particularly relates to a main core roller rolling system, a ring rolling mill and a radial main core roller angle adjusting method of the ring rolling mill.
Background
In the radial and axial rolling process of the large ring forging, the main core rollers finish radial rolling to increase the diameter of the ring forging, the upper axial core rollers and the lower axial core rollers finish rolling in the height direction of the ring, the speeds of the radial main core rollers, the axial upper core rollers, the axial lower core rollers and the axial holding rollers are controlled, and the required ring forging can be obtained.
In the process of implementing the embodiment of the invention, the inventor finds that at least the following defects exist in the background art:
when the special-shaped annular forging is rolled, the main roller is stressed in different sizes from top to bottom, so that the special-shaped annular forging is not in accordance with the design standard when the conventional ring rolling mill is used for rolling, and the later stage of the annular forging needs to be subjected to more subsequent processing amount, thereby solving the problems of time and labor waste.
Disclosure of Invention
The invention provides a main core roller system, a ring rolling mill and a radial main core roller angle adjusting method of the ring rolling mill, and aims to solve the problems that when a special-shaped annular forging is rolled, because the upper and lower stress of a main roller are different, the special-shaped annular forging does not meet the design standard frequently when the conventional ring rolling mill is used for rolling, and the later stage of the annular forging needs more subsequent processing amount, so that time and labor are wasted.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a main core roll system comprising:
one end of the main core roller is connected with a first main core roller sliding block through a first bearing part, and the other end of the main core roller is connected with a second main core roller sliding block through a second bearing part;
the bearing seat guide device is respectively connected with the first main core roller slide block and the second main core roller slide block, and is used for guiding the inclination of the main core roller and bearing the radial force and the axial force at two ends of the main core roller;
the main core roller moving device comprises a first independent driving end and a second independent driving end, the first independent driving end is connected with the first main core roller sliding block, and the second independent driving end is connected with the second main core roller sliding block.
The bearing seat guide device comprises a first spherical guide rail and a second spherical guide rail which are oppositely arranged, the main core rolling roller is positioned between the first spherical guide rail and the second spherical guide rail, the first main core rolling roller sliding block is in sliding fit with the first spherical guide rail, and the second main core rolling roller sliding block is in sliding fit with the second spherical guide rail.
The opening of the first spherical guide rail is opposite to the opening of the second spherical guide rail.
The first independent driving end is a first linear transmission device, and the transmission direction of the first linear transmission device is perpendicular to the axial direction of the main core roller;
the second independent driving end is a second linear transmission device, and the transmission direction of the second linear transmission device is perpendicular to the axial direction of the main core roller.
The first bearing portion comprises two mutually connected back-to-back thrust self-aligning roller bearings and a first self-aligning roller bearing, the two mutually connected back-to-back thrust self-aligning roller bearing one end is connected with the first main core roller sliding block, the two mutually connected back-to-back thrust self-aligning roller bearing other end is connected with the first self-aligning roller bearing one end, and the first self-aligning roller bearing other end is connected with the main core roller.
The second bearing part comprises a second self-aligning roller bearing and a thrust self-aligning roller bearing which are connected with each other, one end of the second self-aligning roller bearing is connected with the main core roller, the other end of the second self-aligning roller bearing is connected with one end of the thrust self-aligning roller bearing, and the other end of the thrust self-aligning roller bearing is connected with a second main core roller sliding block.
The guide surface of the first spherical guide rail is spherical, and the first spherical guide rail and the first self-aligning roller bearing are concentric;
the guide surface of the second spherical guide rail is spherical, and the second spherical guide rail and the second self-aligning roller bearing are concentric.
The first bearing part or the second bearing part at least comprises a self-aligning roller bearing;
the main core roller system also comprises a rolling main roller, and the rolling main roller is arranged on one side of the main core roller;
the main core roller system also comprises a core roller lifting mechanism, the working end of the core roller lifting mechanism is connected with the first main core roller sliding block, and the core roller lifting mechanism is used for lifting the first main core roller sliding block;
the main core roller system further comprises a rolling main roller motor, a rolling main roller speed reducing motor and a rolling main roller coupler, wherein the output end of the rolling main roller motor is in transmission connection with the input end of the rolling main roller speed reducing motor, and the output end of the rolling main roller speed reducing motor is in transmission connection with the rolling main roller through the rolling main roller coupler.
A ring rolling mill comprising any one of the above described main core roll systems.
A method for adjusting the angle of a radial main core roller of a ring rolling mill comprises the following steps:
the method comprises the following steps that a bearing and a bearing seat are respectively arranged at two ends of a main core roller, the bearing seat is guided by a bearing seat guiding device, and the bearing seat guiding device is used for guiding the inclination of the main core roller through the bearing seat and bearing the radial force and the axial force at the two ends of the main core roller;
a main core roller moving device with two independent driving ends is adopted to drive bearing seats at two ends of a main core roller;
the feeding amount and the angle of the main core roller are adjusted by adjusting the asynchronous feeding of two independent driving ends of the main core roller moving device.
The invention has the beneficial effects that the two ends of the main core roller are respectively provided with the first bearing part and the first main core roller slide block, and the second bearing part and the second main core roller slide block, thereby ensuring that the main core roller can freely rotate. The first main core rolling roller sliding block, the second main core rolling roller sliding block and the bearing seat guiding device are installed, the angle of the main core rolling roller is finally adjusted through the angle adjustment of the bearing seat guiding device on the first main core rolling roller sliding block and the second main core rolling roller sliding block, the main core rolling roller can be slightly adjusted in the rolling process, the stress of the main core rolling roller above and below the main core rolling roller can be adjusted, the accurate rolling of the special-shaped ring piece is guaranteed, and the subsequent processing amount of the large special-shaped ring piece is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of a main core roller system according to an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a point a in fig. 1.
1. A first independent drive end; 2. a second independent drive end; 3. rolling a main roller; 4. a second main core roller slide block; 5. a main core rolling roller; 6. a core roll lifting mechanism; 7. a first main core roller slide block; 8. a rolling main roller motor; 9. a rolling main roller speed reducing motor; 10. rolling a main roller coupler; 11. a first spherical guide rail; 12. back-to-back thrust self-aligning roller bearings; 13. a first self-aligning roller bearing; 14. a second self-aligning roller bearing; 15. a thrust self-aligning roller bearing; 16. and a second spherical guide rail.
Detailed Description
In the following, a detailed description will be given of a main core roll scheme provided by an embodiment of the present invention through several specific examples.
Example 1
Referring to fig. 1, a schematic diagram of an overall structure of a main core roll system according to an embodiment of the present invention is shown, where the main core roll system includes:
one end of the main core roller 5 is connected with a first main core roller sliding block 7 through a first bearing part, and the other end of the main core roller 5 is connected with a second main core roller sliding block 4 through a second bearing part;
the bearing seat guide device is respectively connected with the first main core roller slide block 7 and the second main core roller slide block 4, and is used for guiding the inclination of the main core roller 5 and bearing the radial force and the axial force at two ends of the main core roller 5;
the main core roller moving device comprises a first independent driving end 1 and a second independent driving end 2, the first independent driving end 1 is connected with a first main core roller sliding block 7, and the second independent driving end 2 is connected with a second main core roller sliding block 4.
In the above embodiment, in the prior art, the rolling main roller 3 of the ring rolling mill is driven by the main power motor to roll the ring forging. In the rolling process, the main core roller moving device drives the main core roller 5 to be continuously close to the rolling main roller 3, and then the distance between the main core roller 5 and the rolling main roller 3 is continuously reduced. And the main core rolling roller 5 and the main rolling roller 3 continuously roll the ring forging, and finally, the ring forging is formed.
In the prior art, the main core rolling roller 5 can only move in parallel under the driving of the main core rolling roller moving device, and synchronously advances according to the process requirements to roll the ring. When rolling some special-shaped ring forgings, the process needs a small deflection angle in the rolling process. The existing ring rolling mill does not have the function.
In the embodiment, as shown in fig. 1, when the main core roller 5 is driven by the moving device to shift, the bearing seat guide device is used for guiding the shift of the main core roller 5; and when the bearing seat guide device bears the radial force and the axial force at the two ends of the main core roller 5, the main core roller 5 can be ensured to be stably deviated and changed. The bearing block guide device can be guided by spherical slide rails, for example, two arc slide rails with opposite openings, and the main core roller 5 can rotate between the two spherical slide rails and change the angle of the main core roller relative to the main rolling roller 3.
One end of the main core roller 5 is rotatably connected with the first main core roller sliding block 7 through a first bearing part, and the other end of the main core roller 5 is rotatably connected with the second main core roller sliding block 4 through a second bearing part. The bearing seat guide device can guide the first main core roller slide block 7 and the second main core roller slide block 4 in a sliding mode.
When the rolling mill works, the main core rolling roller moving device drives the main core rolling roller 5 to gradually approach the rolling main roller 3, and the rolling of the ring forging is completed. In the rolling process, the first independent driving end 1 and the second independent driving end 2 of the main core roller moving device run synchronously or asynchronously, so that the main core roller 5 is slightly adjusted in position. The main core roller can adjust the stress on the upper part and the lower part, the accurate rolling of the special-shaped ring piece is ensured, and the subsequent processing amount of the large special-shaped ring piece is reduced.
Example 2
In an example, according to another embodiment of the main core roller system of the present invention, as shown in fig. 2, the bearing seat guide device includes a first spherical guide rail 11 and a second spherical guide rail 16 which are oppositely disposed, the main core roller is located between the first spherical guide rail and the second spherical guide rail, the first main core roller block 7 is slidably engaged with the first spherical guide rail 11, and the second main core roller block 4 is slidably engaged with the second spherical guide rail 16.
In the above embodiment, the working surface of the first spherical guide rail 11 is in sliding engagement with one surface of the first main roll block 7, and the working surface of the second spherical guide rail 16 is in sliding engagement with one surface of the second main roll block 4.
The opening of the first spherical guide rail 11 is disposed opposite to the opening of the second spherical guide rail 16.
The concave surfaces of the first spherical guide rail 11 and the second spherical guide rail 16 are arranged oppositely, so that when the main core roller 5 is deviated to a certain extent, the first spherical guide rail 11 and the second spherical guide rail 16 can ensure that the main core roller 5 deflects, and simultaneously, the main core roller 5 is prevented from being separated from the first spherical guide rail 11 and the second spherical guide rail 16. The center of the arc of the first spherical guide rail 11 may coincide with the center of the arc of the second spherical guide rail 16, or may be offset. The arc surface of the first spherical guide rail 11 may be a regular arc or an elliptical arc. The arc surface of the second spherical guide rail 16 may be a regular arc or an elliptical arc.
Example 3
In an example, referring to fig. 1, according to another embodiment of the main core roll system of the present invention, the first independent driving end 1 is a first linear actuator, and the driving direction of the first linear actuator is perpendicular to the axial direction of the main core roll 5;
the second independent driving end 2 is a second linear transmission device, and the transmission direction of the second linear transmission device is perpendicular to the axial direction of the main core roller 5.
In the above embodiment, the first linear actuator and the second linear actuator are arranged perpendicular to the axial direction of the main core roller 5, so that the stability of the first linear actuator and the second linear actuator in driving the main core roller 5 to approach the main rolling roller 3 can be improved.
Example 4
In an example, referring to fig. 2, another embodiment of the main roll core system of the present invention, the first bearing portion comprises two interconnected back-to-back thrust self-aligning roller bearings 12 and a first self-aligning roller bearing 13,
two interconnect back-to-back thrust self-aligning roller bearing 12 one end with first main core roller slider 7 is connected, two interconnect back-to-back thrust self-aligning roller bearing 12 other end with first self-aligning roller bearing 13 one end is connected, first self-aligning roller bearing 13 other end with main core roller 5 is connected.
The second bearing portion comprises a second self-aligning roller bearing 14 and a thrust self-aligning roller bearing 15 which are connected with each other, one end of the second self-aligning roller bearing 14 is connected with the main core rolling roller 5, the other end of the second self-aligning roller bearing 14 is connected with one end of the thrust self-aligning roller bearing 15, and the other end of the thrust self-aligning roller bearing 15 is connected with the second main core rolling roller sliding block 4.
In the above embodiment, one end of the main roll core 5 and the first main roll core slider 7 are connected by using a set of first self-aligning roller bearings 13 and two sets of back-to-back thrust self-aligning roller bearings 12 to form a first bearing set; the first bearing group is in sliding fit with the bearing seat guide device through the first main core roller sliding block 7, and the first bearing group transmits the radial force and the axial force of one end of the main core roller 5 to the bearing seat guide device. The other end of the main core roller 5 is connected with the second main core roller sliding block 4 by adopting a group of second self-aligning roller bearings 14 and a group of thrust self-aligning roller bearings 15 to form a second bearing group; the second bearing group is in sliding fit with the bearing seat guide device through the second main core roller sliding block 4, and transmits the radial force and the axial force of the other end of the main core roller 5 to the bearing seat guide device. The first bearing group, the second bearing group and the bearing seat guide device are cooperated to enable the main core rolling roller 5 to slightly swing relative to the bearing seat guide device, so that when the main core rolling roller 5 rolls the special-shaped annular forging, the shape of the special-shaped annular forging is more standard, and the subsequent processing amount is reduced. (so that the core roll can oscillate slightly relative to the bearing housings).
Example 5
In an example, according to another embodiment of the main core roller system of the present invention, the guide surface of the first spherical guide rail 11 is spherical, and the first spherical guide rail 11 is concentric with the first self-aligning roller bearing 13;
the guide surface of the second spherical guide rail 16 is spherical, and the second spherical guide rail 16 and the second self-aligning roller bearing 14 are concentric.
In the above embodiment, in order to ensure the service life of the first self-aligning roller bearing 13, the first spherical guide rail 11 and the first self-aligning roller bearing 13 are concentric; and the second spherical guide rail 16 and the second self-aligning roller bearing 14 are concentric. When the main core rolling roller 5 rotates, the force generated during deflection can be concentrated on the stress centers of the first self-aligning roller bearing 13 and the second self-aligning roller bearing 14, so that the first self-aligning roller bearing 13 and the second self-aligning roller bearing 14 are uniformly stressed, and the service life of the main core rolling roller system is prolonged.
Example 6
In an example, referring to fig. 2, according to another embodiment of the main core roll system of the present invention, the first bearing portion or the second bearing portion at least includes a self-aligning roller bearing.
In the above embodiment, at least the first bearing portion or the second bearing portion needs to include a self-aligning roller bearing, and the self-aligning roller bearing has a self-aligning function for automatically aligning when the main core roller 5 deflects.
Example 7
In an example, referring to fig. 1, another embodiment of the main core roller system of the present invention further includes a rolling main roller 3, wherein the rolling main roller 3 is disposed on one side of the main core roller 5;
the core roller lifting mechanism 6 is connected with the first main core roller sliding block 7 at the working end of the core roller lifting mechanism 6, and the core roller lifting mechanism 6 is used for lifting the first main core roller sliding block 7;
still including rolling main roll motor 8, rolling main roll gear motor 9 and rolling main roll shaft coupling 10, rolling main roll motor 8's output with rolling main roll gear motor 9's input transmission is connected, rolling main roll gear motor 9's output passes through rolling main roll shaft coupling 10 with rolling main roll 3 transmission is connected.
In the above embodiment, the rolling main roll 3 is used for driving the ring forging, wherein the rolling main roll motor 8 provides a power source for the rolling main roll 3 through the rolling main roll speed reducing motor 9 and the rolling main roll coupler 10.
The core roller lifting mechanism 6 is used for lifting a first main core roller sliding block 7, so that the main core roller 5 is convenient to install.
Example 8
As shown in fig. 1, the invention also discloses a ring rolling mill, which comprises the main core roll system in any one of the embodiments 1-7.
In the above embodiments, the ring rolling machine having the main core rolling roller system in embodiments 1 to 7 inherits the advantage that the main core rolling roller can be slightly adjusted in the rolling process, so that the main core rolling roller can adjust the stress above and below the main core rolling roller, the accurate rolling of the special-shaped ring piece is ensured, and the beneficial effect of reducing the subsequent processing amount of the large special-shaped ring piece is achieved.
Example 9
The invention also discloses a method for adjusting the angle of the radial main core roller of the ring rolling mill, which comprises the following steps:
the method comprises the following steps that a bearing and a bearing seat are respectively arranged at two ends of a main core roller, the bearing seat is guided by a bearing seat guiding device, and the bearing seat guiding device is used for guiding the inclination of the main core roller through the bearing seat and bearing the radial force and the axial force at the two ends of the main core roller;
a main core roller moving device with two independent driving ends is adopted to drive bearing seats at two ends of a main core roller 5;
the feeding amount and the angle of the main core roller are adjusted by adjusting the asynchronous feeding of two independent driving ends of the main core roller moving device.
In the above embodiment, the bearing seats capable of sliding fitting with the bearing seat guide device are respectively installed at the two ends of the main roll core 5, and the main roll core 5 and the bearing seats are rotatably fitted together through the bearings. And then, the main core roller moving device with two independent driving ends drives the bearing seats at the two ends of the main core roller 5 to synchronously or asynchronously advance, and when the two independent driving ends of the main core roller moving device synchronously advance, the angle of the main core roller 5 relative to the main rolling roller 3 is unchanged. When the two independent driving ends of the main core roller moving device asynchronously advance, the angle of the main core roller 5 relative to the rolling main roller 3 is changed. Finally, the angle of the radial main core roller of the ring rolling mill is adjusted by the guiding of the bearing seat guiding device and the driving of the main core roller moving device. Finally, the requirement that the main core roller 5 has a small deflection angle in the rolling process is met.
It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In addition, descriptions related to "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Technical solutions between various embodiments may be combined with each other, but must be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Claims (10)
1. A main core roll system, comprising:
one end of the main core roller is connected with a first main core roller sliding block through a first bearing part, and the other end of the main core roller is connected with a second main core roller sliding block through a second bearing part;
the bearing seat guide device is respectively connected with the first main core roller slide block and the second main core roller slide block, and is used for guiding the inclination of the main core roller and bearing the radial force and the axial force at two ends of the main core roller;
the main core roller moving device comprises a first independent driving end and a second independent driving end, the first independent driving end is connected with the first main core roller sliding block, and the second independent driving end is connected with the second main core roller sliding block.
2. The main core roll system of claim 1 wherein said chock guide comprises first and second opposed spherical guide rails, said main core roll being positioned between said first and second spherical guide rails, said first main core roll slide being in sliding engagement with said first spherical guide rail and said second main core roll slide being in sliding engagement with said second spherical guide rail.
3. The main core roll system of claim 2 wherein the opening of the first spherical guide track is disposed opposite the opening of the second spherical guide track.
4. The main core roll system of claim 1 wherein the first independent drive end is a first linear actuator having a drive direction perpendicular to an axial direction of the main core roll;
the second independent driving end is a second linear transmission device, and the transmission direction of the second linear transmission device is perpendicular to the axial direction of the main core roller.
5. The main core roll system according to claim 2, wherein the first bearing portion comprises two interconnected back-to-back thrust aligning roller bearings and a first aligning roller bearing, one end of the two interconnected back-to-back thrust aligning roller bearings is connected with the first main core roll slider, the other end of the two interconnected back-to-back thrust aligning roller bearings is connected with one end of the first aligning roller bearing, and the other end of the first aligning roller bearing is connected with the main core roll.
6. The main core roll system according to claim 5, wherein the second bearing portion comprises a second self-aligning roller bearing and a self-aligning thrust roller bearing connected to each other, one end of the second self-aligning roller bearing is connected to the main core roll, the other end of the second self-aligning roller bearing is connected to one end of the self-aligning thrust roller bearing, and the other end of the self-aligning thrust roller bearing is connected to the second main core roll slider.
7. The main core roller system of claim 6 wherein the guide surface of the first spherical guide rail is spherical, the first spherical guide rail being concentric with the first self-aligning roller bearing;
the guide surface of the second spherical guide rail is spherical, and the second spherical guide rail and the second self-aligning roller bearing are concentric.
8. The main core roll system of claim 1 wherein the first bearing portion or the second bearing portion comprises at least a self-aligning roller bearing;
the main core roller system also comprises a rolling main roller, and the rolling main roller is arranged on one side of the main core roller;
the main core roller system also comprises a core roller lifting mechanism, the working end of the core roller lifting mechanism is connected with the first main core roller sliding block, and the core roller lifting mechanism is used for lifting the first main core roller sliding block;
the main core roller system further comprises a rolling main roller motor, a rolling main roller speed reducing motor and a rolling main roller coupler, wherein the output end of the rolling main roller motor is in transmission connection with the input end of the rolling main roller speed reducing motor, and the output end of the rolling main roller speed reducing motor is in transmission connection with the rolling main roller through the rolling main roller coupler.
9. A ring rolling mill characterized in that it comprises a main core roll system according to any one of claims 1-8.
10. A method for adjusting the angle of a radial main core roller of a ring rolling mill is characterized by comprising the following steps:
the method comprises the following steps that a bearing and a bearing seat are respectively arranged at two ends of a main core roller, the bearing seat is guided by a bearing seat guiding device, and the bearing seat guiding device is used for guiding the inclination of the main core roller through the bearing seat and bearing the radial force and the axial force at the two ends of the main core roller;
a main core roller moving device with two independent driving ends is adopted to drive bearing seats at two ends of a main core roller;
the feeding amount and the angle of the main core roller are adjusted by adjusting the asynchronous feeding of two independent driving ends of the main core roller moving device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011472357.1A CN112222336B (en) | 2020-12-15 | 2020-12-15 | Main core roller rolling system, ring rolling mill and radial main core roller angle adjusting method of ring rolling mill |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011472357.1A CN112222336B (en) | 2020-12-15 | 2020-12-15 | Main core roller rolling system, ring rolling mill and radial main core roller angle adjusting method of ring rolling mill |
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| CN112222336B true CN112222336B (en) | 2021-03-19 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201405023Y (en) * | 2009-04-29 | 2010-02-17 | 诸城市圣阳机械有限公司 | Radial rolling device of ring rolling machine |
| CN202079204U (en) * | 2011-04-06 | 2011-12-21 | 沈阳三重机械有限公司 | Special-shaped ring rolling machine |
| CN102886474A (en) * | 2012-11-05 | 2013-01-23 | 济南铸造锻压机械研究所有限公司 | Radial rolling device of ring rolling machine |
| JP5581429B1 (en) * | 2013-08-06 | 2014-08-27 | 株式会社山下鍛造所 | Ring rolling mill |
| CN210789051U (en) * | 2019-07-25 | 2020-06-19 | 济南沃茨数控机械有限公司 | Multi-station ring rolling machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6650110B2 (en) * | 2015-03-31 | 2020-02-19 | 日立金属株式会社 | Ring rolling mill and method for producing rolled material |
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2020
- 2020-12-15 CN CN202011472357.1A patent/CN112222336B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201405023Y (en) * | 2009-04-29 | 2010-02-17 | 诸城市圣阳机械有限公司 | Radial rolling device of ring rolling machine |
| CN202079204U (en) * | 2011-04-06 | 2011-12-21 | 沈阳三重机械有限公司 | Special-shaped ring rolling machine |
| CN102886474A (en) * | 2012-11-05 | 2013-01-23 | 济南铸造锻压机械研究所有限公司 | Radial rolling device of ring rolling machine |
| JP5581429B1 (en) * | 2013-08-06 | 2014-08-27 | 株式会社山下鍛造所 | Ring rolling mill |
| CN210789051U (en) * | 2019-07-25 | 2020-06-19 | 济南沃茨数控机械有限公司 | Multi-station ring rolling machine |
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