CN114714043A - Flange roundness and flatness control device - Google Patents
Flange roundness and flatness control device Download PDFInfo
- Publication number
- CN114714043A CN114714043A CN202210410491.1A CN202210410491A CN114714043A CN 114714043 A CN114714043 A CN 114714043A CN 202210410491 A CN202210410491 A CN 202210410491A CN 114714043 A CN114714043 A CN 114714043A
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- flange
- roundness
- die
- roll
- flatness
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- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 238000005096 rolling process Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005242 forging Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
- B23P9/02—Treating or finishing by applying pressure, e.g. knurling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention belongs to the technical field of flange production, and particularly relates to a device for controlling the roundness and the flatness of a flange, which comprises a vertical roll, a flat roll, a die, a slewing bearing and a crown block; compared with the prior art, the flange roundness and flatness control device (1) can simultaneously control the flatness of the flange on the bearing part of the die and the roundness of the inner circle and the outer circle, and the flange obtained by machining is beneficial to subsequent machining; (2) the die has a certain height, the vertical roller is arranged below the crown block, and the vertical roller is driven by the linear transmission device to be adjustable up and down, so that the vertical roller can be deeply embedded into the die to roll the inner surface of the flange, the periphery of the processed flange is attached to the inner surface of the die, the widths of all parts of the annular area of the flange are consistent, and the roundness of the outer circle and the roundness of the inner circle of the processed flange are controlled; (3) through the rolling of the flat roll to the flange on the bearing part, the upper surface of the flange is flush with the upper end surface of the die, and the flatness of the flange is controlled.
Description
Technical Field
The invention belongs to the technical field of flange production, and particularly relates to a device for controlling roundness and flatness of a flange.
Background
After the surface of the forged flange is processed for multiple times, the finished flange has the characteristics of good flatness and roundness, no burr, no scratch, no warping, no concave-convex and the like; meanwhile, the composite material has high tensile strength, compression strength, torsion strength and shear strength. In actual production, after forging, center punching and ring rolling, the flatness of the obtained flange semi-finished product and the roundness precision of the inner circle and the outer circle are not high, so that more quality problems are caused in the subsequent machining process.
Disclosure of Invention
The invention provides a device for controlling the roundness and the flatness of a flange, aiming at the problem that the flatness and the roundness precision of an inner circle and an outer circle of a flange semi-finished product obtained after forging, center punching and ring grinding are not high.
In order to achieve the purpose, the invention adopts the technical scheme that: the flange roundness and flatness control device comprises a vertical roll, a flat roll, a mould, a slewing bearing and a crown block;
the rotary support is arranged on the workbench and comprises a fixed part and a rotary part; the die is arranged on the upper surface of a rotary part of the rotary support and can rotate along with the rotary part;
the die has a certain height and a ring-shaped cross section; an annular bearing part is horizontally arranged in the mold; the height from the upper surface of the bearing part to the upper end surface of the die is equal to the height of the processed flange; the annular width of the bearing part is smaller than that of the machined flange;
the vertical roll and the flat roll are arranged below a beam of the crown block and can move along with the crown block; a first linear transmission device is vertically installed between the vertical roller and the cross beam of the crown block, and a second linear transmission device is vertically installed between the horizontal roller and the cross beam of the crown block.
Preferably, the slewing bearing is an external-tooth slewing bearing, and the slewing part is an outer ring of the external-tooth slewing bearing; and the outer teeth of the outer tooth slewing bearing are meshed with the driving gear.
Preferably, the first linear transmission device and the second linear transmission device are hydraulic cylinders, a horizontal plate is mounted at the movable end of the first linear transmission device, a first motor is vertically mounted on the horizontal plate, and the output end of the first motor is in driving connection with the vertical roller; and the movable end of the second linear transmission device is horizontally provided with a second motor, and the output end of the second motor is in driving connection with the flat roller.
Preferably, the output end of the second motor drives the flat roller to rotate through a chain.
Preferably, the axis of the flat roll is parallel to the radius of the mold; and in a working state, the surface of the flat roller is tangent to the upper end surface of the die.
Preferably, in the working state, the outer surface of the vertical roller is in contact with the inner surface of the flange on the bearing part; and the distance from the outer surface of the vertical roller to the inner surface of the mould is equal to the annular width of the processed flange.
Preferably, the crown block is mounted above the slewing bearing.
A method for controlling the roundness and the flatness of a flange comprises the following steps:
placing a flange with high temperature after ring rolling on a bearing part of the flange roundness and flatness control device according to the claims, wherein the height of the flange exceeds the upper end surface of a die;
moving the crown block to a set position, starting a motor I and a motor II, and driving the die and the flange to rotate by a rotating part of the slewing bearing; then the movable ends of the first linear transmission device and the second linear transmission device extend out to drive the vertical roll and the flat roll to move downwards until the outer surface of the flat roll is tangent to the upper end surface of the mold, and the lower end of the vertical roll is flush with or lower than the upper surface of the bearing part;
rolling the flange on the bearing part by a flat roller, wherein the upper surface of the flange is flush with the upper end surface of the die and has certain width; through the rolling of the vertical roller on the inner surface of the flange, the periphery of the processed flange is attached to the inner surface of the die, the width of each part of the annular area of the flange is consistent, and the roundness of the outer circle and the inner circle of the processed flange is controlled.
Compared with the prior art, the invention has the advantages and positive effects that:
compared with the prior art, the device for controlling the roundness and the flatness of the flange can control the flatness of the flange on the bearing part of the die and the roundness of the inner circle and the outer circle simultaneously, and the flange obtained by processing is beneficial to subsequent machining;
(2) the die has a certain height, the vertical roller is arranged below the crown block and can be adjusted up and down under the driving of the linear transmission device, so that the vertical roller can go deep into the die to roll the inner surface of the flange, the periphery of the processed flange is attached to the inner surface of the die, the widths of all parts of the annular area of the flange are consistent, and the roundness of the outer circle and the roundness of the inner circle of the processed flange are controlled;
(3) the upper surface of the flange is flush with the upper end surface of the die by rolling the flange on the bearing part through the flat roller, and the flatness of the flange is controlled;
(4) under the drive of the first linear transmission device, the vertical rollers can be higher than the upper end face of the mold, so that the flange after ring rolling can be conveniently placed on the bearing part of the mold.
Drawings
In order to more clearly illustrate the technical scheme of the embodiment of the invention, the drawings used in the description of the embodiment will be briefly introduced, and fig. 1 is a schematic view of a flange first machined by using a flange roundness and flatness control device;
FIG. 2 is a schematic view of a second flange processing method using a flange roundness and flatness control apparatus;
FIG. 3 is a first schematic view of a flange roundness and flatness control apparatus;
FIG. 4 is a schematic view of a flange roundness and flatness control apparatus II;
FIG. 5 is a third schematic view of a flange roundness and flatness control apparatus;
FIG. 6 is a first schematic view of a first mold of the flange roundness and flatness control apparatus;
FIG. 7 is a second schematic view of a mold of the flange roundness and flatness control apparatus;
FIG. 8 is a first schematic view of a vertical roller and a motor of the flange roundness and flatness control device;
fig. 9 is a schematic diagram of a first vertical roller and a motor of the flange roundness and flatness control device.
Description of reference numerals: 1-vertical roll, 2-flat roll;
3-mould, 31-carrier;
4-slewing bearing, 5-overhead traveling crane, 6-flange, 7-linear transmission device I, 8-linear transmission device II, 9-motor I, 10-motor II.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
Example 1
The invention will be further described with reference to fig. 1-9, and the flange roundness and flatness control apparatus shown in fig. 3-5 comprises a vertical roll 1, a flat roll 2, a mold 3, a slewing bearing 4 and a crown block 5.
As shown in fig. 3 and 4, the slewing bearing 4 is mounted on a table, and the slewing bearing 4 includes a fixed portion and a slewing portion; the mold 3 is mounted on the upper surface of the revolving portion of the revolving support 4 and is rotatable together with the revolving portion.
As shown in fig. 5-7, the mold 3 has a height and is annular in cross-section; an annular bearing part 31 is horizontally arranged in the mold 3; the height from the upper surface of the bearing part 31 to the upper end surface of the die 3 is equal to the height of the processed flange 6; the annular width of the carrier 31 is smaller than the annular width of the machined flange 6.
As shown in fig. 4, the vertical rolls 1 and the flat rolls 2 are installed below the beam of the crown block 5 and can move with the crown block 5; a linear transmission device I7 is vertically arranged between the vertical roller 1 and the beam of the crown block 5, and a linear transmission device II 8 is vertically arranged between the horizontal roller 2 and the beam of the crown block 5.
As shown in fig. 1-3, the slewing bearing 4 is an external-tooth slewing bearing, and the slewing part is an outer ring of the external-tooth slewing bearing; the external teeth of the external tooth slewing bearing are meshed with the driving gear.
As shown in fig. 2, 8 and 9, the first linear transmission device 7 and the second linear transmission device 8 are hydraulic cylinders, a horizontal plate is installed at the movable end of the first linear transmission device 7, a first motor 9 is vertically installed on the horizontal plate, and the output end of the first motor 9 is in driving connection with the vertical roller 1; a second motor 10 is horizontally arranged at the movable end of the second linear transmission device 8, and the output end of the second motor 10 is in driving connection with the flat roller 2.
As shown in fig. 1 and 2, the output end of the second motor 10 drives the flat roller 2 to rotate through the chain.
As shown in fig. 2 and 3, the axis of the flat roll 2 is parallel to the radius of the die 3; in the working state, the surface of the flat roller 2 is tangent to the upper end surface of the mould 3.
As shown in fig. 1 and 2, in the working state, the outer surface of the vertical roller 1 is in contact with the inner surface of the flange 6 on the bearing part 31; the distance from the outer surface of the vertical roller 1 to the inner surface of the die 3 is equal to the annular width of the flange 6 after processing.
As shown in fig. 3, the crown block 5 is mounted above the slewing bearing 4.
A method for controlling the roundness and the flatness of a flange comprises the following steps:
firstly, placing the flange 6 with high temperature after ring grinding on a bearing part 31 of the flange roundness and flatness control device in claim 7, wherein the height of the flange 6 exceeds the upper end surface of the die 3;
moving the crown block 5 to a set position, starting a first motor 9 and a second motor 10, and driving the die 3 and the flange 6 to rotate by a rotating part of the slewing bearing 4; then, the movable ends of the first linear transmission device 7 and the second linear transmission device 8 extend out to drive the vertical roll 1 and the flat roll 2 to move downwards until the outer surface of the flat roll 2 is tangent to the upper end surface of the mold 3, and the lower end of the vertical roll 1 is flush with the upper surface of the bearing part 31 or lower than the upper surface of the bearing part 31;
step three, as shown in fig. 1 and 2, rolling the flange 6 on the bearing part 31 by the flat roller 2, wherein the upper surface of the flange 6 is flush with the upper end surface of the die 3 and has certain width; through the rolling of the vertical roller 1 on the inner surface of the flange 6, the processed periphery of the flange 6 is attached to the inner surface of the die 3, the widths of all parts of the annular area of the flange 6 are consistent, and the roundness of the processed outer circle and inner circle of the flange 6 is controlled.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the above-mentioned technical details to other fields by using the equivalent embodiments with equivalent changes or modifications, but any simple modification and equivalent changes made to the above embodiments according to the technical spirit of the present invention may still fall within the protection scope of the technical solution of the present invention.
Claims (8)
1. A flange roundness and flatness control device is characterized by comprising a vertical roll (1), a flat roll (2), a mold (3), a slewing bearing (4) and a crown block (5);
the rotary support (4) is arranged on the workbench, and the rotary support (4) comprises a fixing part and a rotary part; the die (3) is arranged on the upper surface of a rotary part of the rotary support (4) and can rotate along with the rotary part;
the die (3) has a certain height and a ring-shaped cross section; an annular bearing part (31) is horizontally arranged in the mould (3); the height from the upper surface of the bearing part (31) to the upper end surface of the die (3) is equal to the height of the processed flange (6); the annular width of the bearing part (31) is smaller than that of the machined flange (6);
the vertical roll (1) and the flat roll (2) are arranged below a cross beam of the crown block (5) and can move along with the crown block (5); vertical straight line transmission (7) of installing between the crossbeam of edger roll (1) and overhead traveling crane (5), vertical straight line transmission two (8) of installing between the crossbeam of horizontal roller (2) and overhead traveling crane (5).
2. The flange roundness and flatness control apparatus according to claim 1, wherein the slewing bearing (4) is an external-tooth slewing bearing, and the slewing portion is an outer ring of the external-tooth slewing bearing; and the outer teeth of the outer tooth slewing bearing are meshed with the driving gear.
3. The flange roundness and flatness control device according to claim 1 or 2, characterized in that the first linear transmission device (7) and the second linear transmission device (8) are both hydraulic cylinders, a horizontal plate is installed at the movable end of the first linear transmission device (7), a first motor (9) is vertically installed on the horizontal plate, and the output end of the first motor (9) is in driving connection with the vertical roll (1); and a second motor (10) is horizontally arranged at the movable end of the second linear transmission device (8), and the output end of the second motor (10) is in driving connection with the flat roller (2).
4. A flange roundness and flatness control apparatus according to claim 3, wherein the output end of said second motor (10) drives the flat roll (2) to rotate through a chain.
5. A flange roundness and flatness control apparatus according to claim 4, wherein the axis of said flat roll (2) is parallel to the radius of the die (3); when the device is in a working state, the surface of the flat roller (2) is tangent to the upper end surface of the die (3).
6. A device for controlling the roundness and flatness of flanges according to claim 5, characterized in that, in the operating condition, the outer surfaces of the vertical rolls (1) are in contact with the inner surfaces of the flanges (6) on the bearing parts (31); the distance from the outer surface of the vertical roller (1) to the inner surface of the die (3) is equal to the annular width of the processed flange (6).
7. A flange roundness and flatness control apparatus according to claim 6, wherein said crown block (5) is installed above the slewing bearing (4).
8. A method for controlling the roundness and the flatness of a flange is characterized by comprising the following steps:
placing the flange (6) with high temperature after ring rolling on a bearing part (31) of the flange roundness and flatness control device according to claim 7, wherein the height of the flange (6) exceeds the upper end surface of the die (3);
moving the crown block (5) to a set position, starting the motor I (9) and the motor II (10), and driving the die (3) and the flange (6) to rotate by a rotating part of the slewing bearing (4); then the movable ends of the first linear transmission device (7) and the second linear transmission device (8) extend out to drive the vertical roll (1) and the flat roll (2) to move downwards until the outer surface of the flat roll (2) is tangent to the upper end surface of the mold (3), and the lower end of the vertical roll (1) is flush with the upper surface of the bearing part (31) or lower than the upper surface of the bearing part (31);
rolling a flange (6) on a bearing part (31) by a flat roller (2) through a step three, wherein the upper surface of the flange (6) is flush with the upper end surface of a die (3) and has certain spread; the inner surface of the flange (6) is rolled by the vertical roller (1), so that the periphery of the processed flange (6) is attached to the inner surface of the die (3) and the widths of all parts of the annular area of the flange (6) are consistent, and the roundness of the outer circle and the inner circle of the processed flange (6) is controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210410491.1A CN114714043B (en) | 2022-04-19 | 2022-04-19 | Flange roundness and flatness control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210410491.1A CN114714043B (en) | 2022-04-19 | 2022-04-19 | Flange roundness and flatness control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114714043A true CN114714043A (en) | 2022-07-08 |
| CN114714043B CN114714043B (en) | 2024-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210410491.1A Active CN114714043B (en) | 2022-04-19 | 2022-04-19 | Flange roundness and flatness control device |
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| Country | Link |
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| CN (1) | CN114714043B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116202468A (en) * | 2023-05-04 | 2023-06-02 | 牧铭智能制造(山东)有限公司 | Slewing bearing debugging mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018043286A (en) * | 2016-09-16 | 2018-03-22 | 新日鐵住金株式会社 | Metal tube molding roll, metal tube molding device, and metal tube molding method |
| CN210435648U (en) * | 2019-09-03 | 2020-05-01 | 无锡市创源科技有限公司 | Automatic workpiece grinding device |
| CN210847760U (en) * | 2019-11-04 | 2020-06-26 | 山西富兴通重型环锻件有限公司 | Leveling equipment device of heavy ring piece of wind-powered electricity generation flange |
| CN112496212A (en) * | 2020-11-17 | 2021-03-16 | 重庆骄航科技有限公司 | Forming device and forming method of annular part |
| CN213002408U (en) * | 2020-07-03 | 2021-04-20 | 山东徐氏重工有限公司 | Large-scale flange production is with ring rolling machine assembly jig |
| CN113231491A (en) * | 2021-05-25 | 2021-08-10 | 山东瑞烨法兰有限公司 | Rounding and flattening device and method for flange after ring grinding |
-
2022
- 2022-04-19 CN CN202210410491.1A patent/CN114714043B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018043286A (en) * | 2016-09-16 | 2018-03-22 | 新日鐵住金株式会社 | Metal tube molding roll, metal tube molding device, and metal tube molding method |
| CN210435648U (en) * | 2019-09-03 | 2020-05-01 | 无锡市创源科技有限公司 | Automatic workpiece grinding device |
| CN210847760U (en) * | 2019-11-04 | 2020-06-26 | 山西富兴通重型环锻件有限公司 | Leveling equipment device of heavy ring piece of wind-powered electricity generation flange |
| CN213002408U (en) * | 2020-07-03 | 2021-04-20 | 山东徐氏重工有限公司 | Large-scale flange production is with ring rolling machine assembly jig |
| CN112496212A (en) * | 2020-11-17 | 2021-03-16 | 重庆骄航科技有限公司 | Forming device and forming method of annular part |
| CN113231491A (en) * | 2021-05-25 | 2021-08-10 | 山东瑞烨法兰有限公司 | Rounding and flattening device and method for flange after ring grinding |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116202468A (en) * | 2023-05-04 | 2023-06-02 | 牧铭智能制造(山东)有限公司 | Slewing bearing debugging mechanism |
| CN116202468B (en) * | 2023-05-04 | 2023-08-15 | 牧铭智能制造(山东)有限公司 | Slewing bearing debugging mechanism |
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| Publication number | Publication date |
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| CN114714043B (en) | 2024-02-02 |
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