CN213052903U - Automatic milling and grinding equipment for blade root of wind power generation blade - Google Patents
Automatic milling and grinding equipment for blade root of wind power generation blade Download PDFInfo
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- CN213052903U CN213052903U CN202021651756.XU CN202021651756U CN213052903U CN 213052903 U CN213052903 U CN 213052903U CN 202021651756 U CN202021651756 U CN 202021651756U CN 213052903 U CN213052903 U CN 213052903U
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Abstract
The invention relates to the technical field of automatic milling equipment, in particular to automatic milling equipment for a blade root of a wind power generation blade, which comprises a milling assembly, a positioning device, a clamping device, an automatic anti-tipping device and an equipment holder, wherein the milling assembly comprises a flange, a mounting plate, two groups of cutter motors which are symmetrically arranged, two groups of linear guide rails which are symmetrically arranged and two groups of cutter chucks which are symmetrically arranged, the two groups of cutter chucks which are symmetrically arranged can be respectively provided with a milling cutter and a grinding wheel, the positioning device comprises two auxiliary supports and a pressure induction main support, the automatic anti-tipping device is arranged on the inner side of the bottom of the equipment holder and is circumferentially distributed along the bottom of the equipment holder, when the equipment is taken out after the processing of the automatic anti-tipping device is finished, the safety of the automatic milling equipment for the blade root, the blade and workers can be ensured, and the clamping device is arranged corresponding to, and the clamping device is installed on the top of the automatic anti-tipping device.
Description
Technical Field
The invention relates to the technical field of automatic milling and grinding equipment, in particular to automatic milling and grinding equipment for a blade root of a wind power generation blade.
Background
Wind energy is used as a clean energy which can be repeatedly used, and the characteristics of no pollution and low cost are achieved by utilizing the wind energy to generate electricity, so that the wind energy has wider and wider prospects in many countries. The blade is an important component of the wind driven generator, and is also a key component for collecting wind energy and converting the wind energy into mechanical energy of the hub and then driving the generator to generate electricity. In the working process of the large-scale wind power generation blade, the blade root part bears the maximum load and simultaneously bears the actions of extrusion, shearing and bending load, the stress condition is complex, the blade root and the hub are required to be connected with enough mechanical strength and bending rigidity, the assembly precision requirement is high, in addition, the large-scale blade has larger size, the processing is difficult to be carried out on a common machine tool, and the defects of time consumption for clamping, insufficient processing strength, slow processing efficiency and the like exist in the conventional special equipment.
Disclosure of Invention
In view of the above situation, in order to overcome the defects of the prior art, the present invention aims to provide an automatic milling and grinding device for a wind turbine blade root, which meets the requirements of high processing efficiency, high milling and grinding strength and high processing precision on the premise of ensuring safety.
The technical purpose of the invention is realized by the following technical scheme:
an automatic milling and grinding device for a blade root of a wind power generation blade comprises a milling and grinding assembly, a positioning device, a clamping device, an automatic anti-tipping device and a device retainer;
the milling and grinding assembly comprises a flange, an installation plate, two groups of cutter motors which are symmetrically arranged, two groups of linear guide rails which are symmetrically arranged and two groups of cutter chucks which are symmetrically arranged, wherein a milling cutter and a grinding wheel can be respectively installed on the two groups of cutter chucks which are symmetrically arranged;
the center of the mounting plate is provided with a cable guide pipe for helping a cable to be led into the automatic milling and grinding equipment for the blade root, the bottom of the flange is provided with a movable positioning plate arranged on an equipment retainer, and the movable positioning plate plays a role in axial positioning when the equipment is mounted;
the two groups of symmetrically arranged tool motors respectively drive the milling cutter or the grinding wheel to do rotary motion to mill and grind the blade root of the blade, and the two groups of symmetrically arranged linear guide rails are provided with feeding motors to drive the milling cutter or the grinding wheel to do axial feeding motion so as to control the milling depth and intensity
Furthermore, the positioning device comprises two auxiliary supports and a pressure sensing main support, the three supports are uniformly distributed on the circumferential side of the equipment retainer, and the supports adopt variable support structures;
the pressure sensing main support is provided with a pressure sensor and a motor, can automatically detect pressure and lock, and realizes automatic clamping of the automatic blade root milling and grinding equipment.
Furthermore, the automatic anti-tipping devices are arranged on the inner side of the bottom of the equipment retainer, are distributed along the bottom of the equipment retainer in a circumferential manner, and can ensure the safety of automatic blade root milling equipment, blades and workers when the equipment is taken out after the processing is finished;
the clamping device is arranged corresponding to the automatic anti-tipping device and is arranged at the top of the automatic anti-tipping device, and the clamping device is also circumferentially distributed along the equipment retainer.
Furthermore, the equipment retainer adopts a cage-shaped structure, so that a larger load can be borne, and the reliability of the machining process is improved.
In conclusion, the invention has the following beneficial effects: by adopting the movable positioning plate and the automatic lifting clamping device, the mounting efficiency is improved; the anti-tipping device is adopted, so that the safety performance is improved; double milling cutters or double grinding wheels can be adopted for milling, so that the processing efficiency is improved; the inside cage structure that has adopted of whole equipment, intensity is high, can bear great load, improves the reliability of course of working.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, and are not to be considered limiting of the invention, in which:
FIG. 1 is a schematic structural view of an automatic milling and grinding apparatus according to the present invention;
FIG. 2 is a top view of the automatic milling apparatus of the present invention;
FIG. 3 is a perspective view of the pressure sensitive automatic clamping apparatus of the present invention;
FIG. 4 is a perspective view of the anti-rollover device of the present invention;
FIG. 5 is a perspective view of the milling apparatus of the present invention mounted to the root of a blade.
In the figure, 1, a flange; 2. mounting a plate; 3. a cutter motor; 4. a linear guide rail; 5. a tool holder; 6. a positioning device; 61. auxiliary supporting; 62. a pressure sensing main support; 7. a clamping device; 8. an automatic anti-tipping device; 9. an equipment holder; 10. a cable guide; 11. a movable positioning plate; 12. a blade.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 5. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1: an automatic milling and grinding device for a blade root of a wind power generation blade 12 is shown in figures 1 to 5 and comprises a milling and grinding assembly, a positioning device 6, a clamping device 7, an automatic anti-tipping device 8 and a device retainer 9, wherein the milling and grinding assembly comprises a flange 1, a mounting plate 2, two groups of cutter motors 3 which are symmetrically arranged, two groups of linear guide rails 4 which are symmetrically arranged and two groups of cutter chucks 5 which are symmetrically arranged, two groups of cutter chucks 5 which are symmetrically arranged can be respectively provided with a milling cutter and a grinding wheel, a mounting plate 2 is fixedly arranged at the inner side of a flange 1, a cutter motor 3 is arranged at the outer side of the cutter chucks 5, a linear guide rail 4 is arranged at the inner side of the cutter chucks 5, a blade 12 is arranged at the outer side of an equipment retainer 9, the inner ring of the flange 1 is a gear which is driven by the motor to be matched with the gear of the flange 1 for transmission, the milling and grinding assembly is driven to rotate, and milling and grinding of the blade root of the blade 12 are carried out by matching with a milling cutter or a grinding wheel;
the center of the mounting plate 2 is provided with a cable guide pipe 10 for helping a cable to be led into the automatic milling and grinding equipment for the blade root of the blade 12, the bottom of the flange 1 is provided with a movable positioning plate 11 arranged on an equipment retainer 9, and the movable positioning plate 11 plays a role in axial positioning when the equipment is mounted;
the two groups of symmetrically arranged cutter motors 3 respectively drive a milling cutter or a grinding wheel to do rotary motion to mill and grind the blade root of the blade 12, and the two groups of symmetrically arranged linear guide rails 4 are provided with feed motors to drive the milling cutter or the grinding wheel to do axial feed motion, so that the milling depth and the milling strength are controlled.
The positioning device 6 comprises two auxiliary supports 61 and a pressure sensing main support 62, the three supports are uniformly distributed on the circumferential side of the equipment retainer 9, and the supports adopt a variable support structure;
the pressure sensing main support 62 is provided with a pressure sensor and a motor, and can automatically detect pressure and lock, so that automatic clamping of the blade root automatic milling and grinding equipment of the blade 12 is realized.
The automatic anti-tipping device 8 is arranged on the inner side of the bottom of the equipment retainer 9, the automatic anti-tipping device 8 is circumferentially distributed along the bottom of the equipment retainer 9, and when the equipment is taken out after the processing is finished, the safety of the automatic blade root milling equipment of the blades 12, the blades 12 and workers can be guaranteed;
the clamping device 7 is arranged corresponding to the automatic anti-tipping device 8, the clamping device 7 is arranged at the top of the automatic anti-tipping device 8, and the clamping device 7 is also distributed circumferentially along the equipment holder 9.
The equipment retainer 9 adopts a cage-shaped structure, can bear larger load and improves the reliability of the processing process.
In the embodiment of the invention, the automatic milling and grinding equipment for the blade root of the wind power generation blade 12 is installed in a hoisting mode, the movable positioning plate 11 plays a role in axial positioning, the axial installation position of the automatic milling and grinding equipment at the blade root of the blade 12 is controlled, and the movable positioning plate 11 is detached after the clamping device 7 clamps the automatic milling and grinding equipment.
The two auxiliary supports 61 and the pressure sensing main support 62 are used for clamping the automatic milling and grinding equipment in the round hole of the blade 12, the pressure sensor is mounted on the pressure sensing main support 62, the automatic clamping is carried out by the driving of the motor, and the automatic stop is achieved when the set pressure is reached.
After the automatic milling and grinding equipment for the blade root of the wind power generation blade 12 is installed, a milling cutter is installed in one main shaft or two main shafts, the blade root of the blade 12 is milled in the circumferential direction under the driving of a motor, after the milling precision is achieved, the milling cutter is detached, a grinding wheel is installed in one main shaft or two main shafts, and the blade root of the blade 12 is ground under the driving of the motor until the machining precision is achieved.
After the automatic milling and grinding equipment for the blade root of the wind power generation blade 12 is installed and machined, the pressure sensing automatic clamping device 7 is loosened, the anti-tipping device is used for preventing the equipment from tipping, the safety of the equipment, the blade 12 and workers is ensured, after the hoisting is completed, the anti-tipping device is retracted, and the automatic milling and grinding equipment is taken out.
In the automatic milling and grinding equipment for the blade root of the wind power generation blade 12, a face milling cutter and a bowl-shaped grinding wheel are used for milling and grinding the blade root 12 with the diameter of 2.4 meters and made of glass fiber reinforced plastics, after milling for 1 hour and grinding for 1 hour, the flatness of the blade root of the blade 12 can be controlled within 0.3, and the roughness can be controlled within 3.2.
While the invention has been described in further detail with reference to specific embodiments thereof, it is not intended that the invention be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.
Claims (4)
1. The utility model provides an automatic equipment of milling of wind power generation blade root which characterized in that: comprises a milling and grinding assembly, a positioning device (6), a clamping device (7), an automatic anti-tipping device (8) and an equipment retainer (9);
the milling and grinding assembly comprises a flange (1), an installation plate (2), two groups of cutter motors (3) which are symmetrically arranged, two groups of linear guide rails (4) which are symmetrically arranged and two groups of cutter chucks (5) which are symmetrically arranged, wherein the two groups of cutter chucks (5) which are symmetrically arranged can be respectively provided with a milling cutter and a grinding wheel, the installation plate (2) is fixedly arranged on the inner side of the flange (1), the cutter motors (3) are arranged on the outer side of the cutter chucks (5), the linear guide rails (4) are arranged on the inner side of the cutter chucks (5), the blades (12) are arranged on the outer side of an equipment retainer (9), the inner ring of the flange (1) is a gear, the motor drives the gear of the flange (1) to be matched for transmission, the milling and grinding assembly is driven to rotate, and the milling and grinding of the blade roots;
a cable guide pipe (10) is arranged in the center of the mounting plate (2) to help a cable to be led into the automatic milling and grinding equipment for the blade root of the blade (12), a movable positioning plate (11) mounted on an equipment holder (9) is arranged at the bottom of the flange (1), and the movable positioning plate (11) plays a role in axial positioning when the equipment is mounted;
the symmetrical two groups of cutter motors (3) respectively drive the milling cutter or the grinding wheel to do rotary motion to mill and grind the blade root of the blade (12), and the symmetrical two groups of linear guide rails (4) are provided with feeding motors to drive the milling cutter or the grinding wheel to do axial feeding motion, so that the milling depth and intensity are controlled.
2. The automatic milling and grinding device for the blade root of the wind power generation blade according to claim 1, characterized in that: the positioning device (6) comprises two auxiliary supports (61) and a pressure sensing main support (62), the three supports are uniformly distributed on the circumferential side of the equipment holder (9), and the supports adopt variable support structures;
the pressure sensing main support (62) is provided with a pressure sensor and a motor, can automatically detect pressure and lock, and realizes automatic clamping of automatic blade root milling and grinding equipment of the blade (12).
3. The automatic milling and grinding device for the blade root of the wind power generation blade according to claim 2, characterized in that: the automatic anti-tipping devices (8) are arranged on the inner side of the bottom of the equipment holder (9), the automatic anti-tipping devices (8) are circumferentially distributed along the bottom of the equipment holder (9), and when the equipment is taken out after the processing is finished, the safety of the automatic blade (12) root milling equipment, the blade (12) and workers can be guaranteed;
the clamping device (7) is arranged corresponding to the automatic anti-tipping device (8), the clamping device (7) is arranged at the top of the automatic anti-tipping device (8), and the clamping device (7) is also circumferentially distributed along the equipment retainer (9).
4. The automatic milling and grinding device for the blade root of the wind power generation blade according to claim 3, characterized in that: the equipment retainer (9) adopts a cage-shaped structure, can bear larger load and improves the reliability of the processing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021651756.XU CN213052903U (en) | 2020-08-11 | 2020-08-11 | Automatic milling and grinding equipment for blade root of wind power generation blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021651756.XU CN213052903U (en) | 2020-08-11 | 2020-08-11 | Automatic milling and grinding equipment for blade root of wind power generation blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213052903U true CN213052903U (en) | 2021-04-27 |
Family
ID=75581817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021651756.XU Active CN213052903U (en) | 2020-08-11 | 2020-08-11 | Automatic milling and grinding equipment for blade root of wind power generation blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213052903U (en) |
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2020
- 2020-08-11 CN CN202021651756.XU patent/CN213052903U/en active Active
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