CN116175211A - Rotary workbench for full static pressure vertical turning - Google Patents
Rotary workbench for full static pressure vertical turning Download PDFInfo
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- CN116175211A CN116175211A CN202310359522.XA CN202310359522A CN116175211A CN 116175211 A CN116175211 A CN 116175211A CN 202310359522 A CN202310359522 A CN 202310359522A CN 116175211 A CN116175211 A CN 116175211A
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- Prior art keywords
- workbench
- static pressure
- base
- vertical turning
- circular
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
- B23Q1/38—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members using fluid bearings or fluid cushion supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
- B23Q1/50—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism
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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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of equipment manufacturing, and discloses a rotary workbench for full static pressure vertical turning, which comprises a base, a round workbench, a workbench driving ring, a speed reducer and a hydraulic system, wherein the rotary workbench is arranged on the base; the workbench transmission ring is fixedly connected with the circular workbench through bolts and is integrally arranged on the base; the base is arranged on the sizing block component, and the pressing plate is arranged on the upper end face of the inner ring of the base through bolts. The rotary workbench for full static pressure vertical turning adopts the hydrostatic bearing as a support, and the upward hydrostatic oil cavity part not only carries out radial positioning support on the workbench, but also carries out axial positioning support on the workbench.
Description
Technical Field
The invention relates to the technical field of equipment manufacturing, in particular to a rotary workbench for full static pressure vertical turning.
Background
The wind power tower cylinder, the yaw and pitch device are provided with a large number of flanges and brake discs with the diameters of 3500-6300 mm, the thicknesses of 60-200 mm and the inner and outer diameter differences of 600-1200 mm, and the flanges and the brake discs are usually turned by adopting a standard large-scale numerical control vertical lathe of 4 meters, 5 meters or 6.3 meters. Because the thickness of the parts is small, the hollow size of the inner ring is large, and the weight is below 15 tons and is far smaller than the bearing capacity of a standard vertical lathe workbench, the functions of the standard large-scale numerical control vertical lathe cannot be exerted when the parts are processed, and the investment resource waste is caused.
In view of the above, a large number of vertical numerically controlled lathes with 15 tons of bearing weight and high rotation precision of a workbench are required for processing wind power towers, yaw and pitch device flanges and brake pads. To satisfy the above functions, a special vertical numerically controlled lathe for design and manufacture is required.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a rotary workbench for full static pressure vertical turning, and aims at the problems that a large amount of bearing 15 tons are needed for processing a wind power tower cylinder, a yaw and pitch device flange and a brake block, and the rotary precision of the workbench is high.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions:
a rotary workbench for full static pressure vertical turning comprises a base, a circular workbench, a workbench driving ring, a speed reducer and a hydraulic system;
the workbench transmission ring is fixedly connected with the circular workbench through bolts and is integrally arranged on the base;
the base is arranged on the sizing block component, and the pressing plate is arranged on the upper end surface of the inner ring of the base through a bolt;
the base is provided with three processing surfaces, and the three processing surfaces are respectively provided with a first upward static pressure oil cavity, a second upward static pressure oil cavity and a third upward static pressure oil cavity; the first upward static pressure oil cavity, the second upward static pressure oil cavity and the third upward static pressure oil cavity are all composed of a plurality of oil cavities, an oil hole is formed in the middle of each oil cavity, and a hydraulic quick connector is arranged at one end of the oil hole; hydraulic oil enters an upward static pressure oil cavity through a hydraulic quick connector after passing through a gear oil separator, a throttle valve and a pressure relay, and returns to an oil tank through an oil return hole;
the outer side of the base is provided with a motor, the output end of the motor is connected with a speed reducer to be connected with an output gear B, the outer circumference of the workbench driving ring is provided with an outer gear ring A, and the outer gear ring A is meshed with the output gear B; the rotary motion of the motor is transmitted to the output gear B through the speed reducer, so that the motion and power are transmitted to the workbench driving ring, and finally the rotary motion is transmitted to the circular workbench through the bolts, so that the circular workbench rotates.
Preferably, the outer side of the workbench driving ring is fixedly connected with an outer gear ring A through bolts and positioning pins.
Preferably, the outer side of the circular workbench is provided with a sinking boss, and a threaded hole is formed in the sinking boss for installing the extension workbench, so that the extension circular workbench with different specifications can be installed according to actual machining requirements;
preferably, the motor adopts a variable frequency motor, so that variable frequency speed regulation can be realized, namely stepless speed regulation of the circular workbench in a certain range can be realized according to actual processing requirements;
preferably, a pressing plate is arranged on a sinking boss at the inner side of the workbench transmission ring, a downward static pressure oil cavity is machined on the pressing plate, the pressing plate is fixedly connected with the workbench through a bolt, downward pressure is generated during working, and the workbench is prevented from overturning during machining;
preferably, when the three static pressure oil cavities on the base work, an oil film is generated on the contact surface of the static pressure oil cavities, and the whole workbench is supported, so that low-friction rotation is realized between the circular workbench and the base.
Preferably, the sizing block component is provided with an anchor bolt.
Preferably, an end cover is arranged in the middle of the circular workbench, and the end cover is arranged on the upper plane of the inner ring of the circular workbench through bolts so as to prevent scrap iron or other foreign matters from entering the guide surface of the circular workbench of the workbench in the processing process.
(III) beneficial effects
Compared with the prior art, the invention provides the rotary workbench for the full static pressure vertical turning, which has the following beneficial effects:
the rotary workbench for full static pressure vertical turning adopts the hydrostatic bearing as a support, and the upward hydrostatic oil cavity part not only carries out radial positioning support on the workbench, but also carries out axial positioning support on the workbench.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a graph showing the distribution of static pressure oil chambers in the present invention;
fig. 5 is a diagram of a hydraulic system in accordance with the present invention.
In the figure: 1-base, 2-circular workbench, 3-plug, 4-workbench driving ring, 5-pressing plate, 6-hydraulic quick connector, 7-reducer, 8-motor, 9-sizing block components, 10-foundation bolts, 11-a downward static pressure oil cavity, 12-a first upward static pressure oil cavity and 13-a second upward static pressure oil cavity; 14-third upward static pressure oil cavity, 15-end cover, A-external gear ring and B-output gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-5, a rotary workbench for full static pressure vertical turning comprises a base 1, a circular workbench 2, a workbench transmission ring 4, a speed reducer 7 and a hydraulic system;
the workbench transmission ring 4 is arranged on the base 1, the workbench transmission ring 4 is fixedly connected with the circular workbench 2 through bolts, and the workbench transmission ring is integrally arranged on the base 1;
the base 1 is arranged on the sizing block component 9, and the pressing plate 5 is arranged on the upper end surface of the inner ring of the base 1 through bolts;
the base 1 is provided with three processing surfaces, and the three processing surfaces are respectively provided with a first upward static pressure oil cavity 12, a second upward static pressure oil cavity 13 and a third upward static pressure oil cavity 14; the first upward static pressure oil cavity 12, the second upward static pressure oil cavity 13 and the third upward static pressure oil cavity 14 are all composed of a plurality of oil cavities, an oil hole is formed in the middle of each oil cavity, and a hydraulic quick connector 6 is arranged at one end of the oil hole; hydraulic oil enters an upward static pressure oil cavity through a hydraulic quick connector 6 after passing through a gear oil separator, a throttle valve and a pressure relay, and returns to an oil tank through an oil return hole;
the outer side of the base 1 is provided with a motor 8, the output end of the motor 8 is connected with a speed reducer 7 and is connected with an output gear B, the outer circumference of the workbench transmission ring 4 is provided with an outer gear ring A, and the outer gear ring A is meshed with the output gear B; the rotary motion of the motor 8 is transmitted to the output gear B through the speed reducer 7, so that the motion and power are transmitted to the workbench transmission ring 4, and finally transmitted to the circular workbench 2 through bolts, so that the circular workbench 2 rotates.
The outer side of the workbench transmission ring 4 is fixedly connected with an outer gear ring A through bolts and positioning pins.
The outer side of the circular workbench 2 is provided with a sinking boss, a threaded hole is formed in the sinking boss for installing the extension workbench, and the extension circular workbench with different specifications can be installed according to actual machining requirements;
the motor 8 adopts the variable frequency motor 8, can realize variable frequency speed regulation, can realize the stepless speed regulation of the circular workbench 2 in a certain range according to the actual processing requirement.
A pressing plate 5 is arranged on a sinking boss at the inner side of the workbench transmission ring 4, a downward static pressure oil cavity 11 is processed on the pressing plate 5, the pressing plate 5 is fixedly connected with the workbench through bolts, downward pressure is generated during working, and the workbench is prevented from overturning during processing;
when the three static pressure oil cavities on the base 1 work, an oil film is generated on the contact surface of the static pressure oil cavities, and the whole workbench is supported, so that low-friction rotation is realized between the circular workbench 2 and the base 1.
The sizing block component 9 is provided with an anchor bolt 10.
An end cover 15 is arranged in the middle of the circular workbench 2, and the end cover 15 is arranged on the upper plane of the inner ring of the circular workbench 2 through bolts so as to prevent scrap iron or other foreign matters from entering the guide surface of the circular workbench 2 in the processing process.
Claims (8)
1. The rotary workbench for full static pressure vertical turning comprises a base (1), a circular workbench (2), a workbench driving ring (4), a speed reducer (7) and a hydraulic system; the method is characterized in that:
the workbench driving ring (4) is arranged on the base (1), the workbench driving ring (4) is fixedly connected with the circular workbench (2) through bolts, and the workbench driving ring is integrally arranged on the base (1);
the base (1) is arranged on the sizing block component (9), and the pressing plate (5) is arranged on the upper end surface of the inner ring of the base (1) through bolts;
three machining surfaces are arranged on the base (1), and a first upward static pressure oil cavity (12), a second upward static pressure oil cavity (13) and a third upward static pressure oil cavity (14) are respectively arranged on the three machining surfaces; the first upward static pressure oil cavity (12), the second upward static pressure oil cavity (13) and the third upward static pressure oil cavity (14) are all composed of a plurality of oil cavities, an oil hole is formed in the middle of each oil cavity, and a hydraulic quick connector (6) is arranged at one end of the oil hole; the hydraulic oil enters an upward static pressure oil cavity through a hydraulic quick connector (6) after passing through a gear oil separator, a throttle valve and a pressure relay, and returns to an oil tank through an oil return hole;
the outer side of the base (1) is provided with a motor (8), the output end of the motor (8) is connected with a speed reducer (7) and is connected with an output gear (B), the outer circumference of the workbench driving ring (4) is provided with an outer gear ring (A), and the outer gear ring (A) is meshed with the output gear (B); the rotary motion of the motor (8) is transmitted to the output gear (B) through the speed reducer (7), so that the motion and the power are transmitted to the workbench driving ring (4), and finally transmitted to the circular workbench (2) through bolts, and the circular workbench (2) is rotated.
2. The rotary table for full static pressure vertical turning as set forth in claim 1, wherein: the outer side of the workbench driving ring (4) is fixedly connected with an outer gear ring (A) through bolts and positioning pins.
3. A rotary table for full static pressure vertical turning as defined in claim 2, wherein: the outside of the circular workbench (2) is provided with a sinking boss, and a threaded hole is formed in the sinking boss for installing the extension workbench, so that the extension circular workbench with different specifications can be installed according to actual machining requirements.
4. A rotary table for full static pressure vertical turning as defined in claim 3, wherein: the motor (8) adopts a variable frequency motor (8), so that variable frequency speed regulation can be realized, and stepless speed regulation of the circular workbench (2) in a certain range can be realized according to actual processing requirements.
5. The rotary table for full static pressure vertical turning as defined in claim 4, wherein: the workbench is characterized in that a pressing plate (5) is arranged on a sinking boss at the inner side of the workbench driving ring (4), a downward static pressure oil cavity (11) is formed in the pressing plate (5), and the pressing plate (5) is fixedly connected with the workbench through bolts.
6. The rotary table for full static pressure vertical turning as defined in claim 5, wherein: when the three static pressure oil cavities on the base (1) work, an oil film is generated on the contact surface of the static pressure oil cavities, and the whole workbench is supported, so that low-friction rotation is realized between the circular workbench (2) and the base (1).
7. The rotary table for full static pressure vertical turning as defined in claim 6, wherein: and the sizing block component (9) is provided with an anchor bolt (10).
8. The rotary table for full static pressure vertical turning as defined in claim 7, wherein: an end cover (15) is arranged in the middle of the circular workbench (2), and the end cover (15) is arranged on the upper plane of the inner ring of the circular workbench (2) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310359522.XA CN116175211A (en) | 2023-04-06 | 2023-04-06 | Rotary workbench for full static pressure vertical turning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310359522.XA CN116175211A (en) | 2023-04-06 | 2023-04-06 | Rotary workbench for full static pressure vertical turning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116175211A true CN116175211A (en) | 2023-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310359522.XA Pending CN116175211A (en) | 2023-04-06 | 2023-04-06 | Rotary workbench for full static pressure vertical turning |
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| Country | Link |
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| CN (1) | CN116175211A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117484214A (en) * | 2023-12-20 | 2024-02-02 | 长坂(扬州)机器人科技有限公司 | Flat thin high-precision hydrostatic turntable |
-
2023
- 2023-04-06 CN CN202310359522.XA patent/CN116175211A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117484214A (en) * | 2023-12-20 | 2024-02-02 | 长坂(扬州)机器人科技有限公司 | Flat thin high-precision hydrostatic turntable |
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