CN219562529U - Positioning and polishing device for wind power hub - Google Patents
Positioning and polishing device for wind power hub Download PDFInfo
- Publication number
- CN219562529U CN219562529U CN202321351883.1U CN202321351883U CN219562529U CN 219562529 U CN219562529 U CN 219562529U CN 202321351883 U CN202321351883 U CN 202321351883U CN 219562529 U CN219562529 U CN 219562529U
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- mounting
- positioning
- polishing device
- wind power
- polishing
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model relates to the technical field of wind turbines, in particular to a positioning and polishing device for a wind turbine hub, which is used for polishing a flange port on the wind turbine hub, wherein a plurality of mounting holes are further formed in the flange port; clamping grooves are symmetrically formed in two sides of the mounting template, each clamping groove is polygonal, and the two clamping grooves are abutted to form a symmetrical polygon; the mounting template is detachably connected with a positioning bracket, the positioning bracket is provided with a clamping protrusion, the clamping protrusion is connected in the clamping groove in a matched manner, and the clamping protrusion is in a symmetrical polygon shape and is consistent with the cross section of the two clamping grooves after being spliced.
Description
Technical Field
The utility model relates to the technical field of wind turbines, in particular to a positioning and polishing device for a wind turbine hub.
Background
The main parts of the wind power generation equipment comprise a hub for installing blades, a gear box body, a base, a bearing seat, a planet carrier, a motor casing and the like. The wind power hub is an important part for transmitting the force and torque of the wind wheel to a mechanism, the main structure of the wind power hub is shown in the wind power hub 10 shown in the figure 1, three flange ports 11 are uniformly arranged on the wind power hub 10, a plurality of mounting holes 12 are formed in the end faces of the flange ports 11, the blades are connected in the flange ports 11 in a matched mode, during manufacturing, the flange ports 11 are machined with respect to design problems such as curved surfaces, cambered surfaces, cracks, burrs and flash edges, and the like, the machining accuracy of the flange ports 11 can directly influence the assembly accuracy of the blades, fine polishing is needed for the flange ports 11, in actual production, the wind power hub 10 is overlarge in size, and a step of manually or semi-manually holding a cutter for cleaning the wind power hub is remained for polishing, so that the wind power hub has the problems of slow machining efficiency, large manual operation difference, difficulty in achieving uniform standard specifications and the like.
In order to solve the technical problem, chinese patent CN214642605U discloses an automatic polishing device for wind-powered electricity generation wheel hub, the on-line screen storage device comprises a base, bearing assembly, polishing assembly and driving assembly, bearing assembly is including the loading board that is used for installing wind-powered electricity generation wheel hub, the loading board is rotationally installed on the base, polishing assembly is including the slider of slidable installation on the base, install the compression jar on the slider, install the gyrator at the extension end of compression jar, install the dead lever on the output shaft of gyrator, telescopic movable rod of locating on the dead lever, articulated the motor of polishing in movable rod one end and install the epaxial polishing roller of output of motor, the polishing roller is cylindric, polishing roller's terminal surface and circumference are the face of polishing, the extension direction of movable rod and the extension direction of compression jar all mutually perpendicular with gyrator's output shaft, driving assembly drive slider slides. The above-mentioned patent is not applicable to large-scale wheel hub, when polishing large-scale wheel hub, the polishing assembly volume that needs to use is too big for processing cost is too high, and the operation degree of difficulty is great.
Therefore, the positioning polishing device for the wind power hub is provided, polishing treatment is carried out on the flange port on the large wind power hub, the operation difficulty is reduced, the processing precision is improved, and the production cost is reduced by a person skilled in the art.
Disclosure of Invention
The utility model aims to provide a positioning and polishing device for a wind power hub, which aims to solve the technical problems that the wind power hub in the prior art is overlarge in volume, inconvenient to polish, slow in processing efficiency and difficult to achieve unified standard in processing quality.
The technical scheme adopted for solving the technical problems is as follows: the positioning and polishing device for the wind power hub is used for polishing a flange port on the wind power hub, a plurality of mounting holes are further formed in the flange port, the positioning and polishing device comprises a plurality of mounting templates, the mounting templates are detachably connected to the flange port, the mounting templates are arc-shaped, the radian of the mounting templates is consistent with that of the flange port, a polishing device is slidably arranged on the mounting templates, and the polishing part of the polishing device abuts against an inner ring of the flange port; clamping grooves are symmetrically formed in two sides of the mounting template, each clamping groove is polygonal, and the two clamping grooves are abutted to form a symmetrical polygon; the mounting template is detachably connected with a positioning bracket, the positioning bracket is provided with a clamping protrusion, the clamping protrusion is connected in the clamping groove in a matched manner, and the clamping protrusion is in a symmetrical polygon shape and is consistent with the cross section of the two clamping grooves after being spliced.
Further, a plurality of assembly holes are formed in the mounting template, one assembly hole corresponds to one mounting hole, a guide hole is formed in the positioning support, and one guide hole corresponds to one assembly hole.
Further, diamond pins, cylindrical pins and locking screws are detachably connected to the mounting templates in the plurality of mounting holes.
Further, the diamond pins and the cylindrical pins respectively penetrate through the guide holes and the assembly holes and are connected in the installation holes in a plug-in mode.
Further, one end of the locking screw rod is abutted against the upper plane of the positioning support, and the other end of the locking screw rod penetrates through the guide hole and is in threaded connection with the mounting hole.
Further, the end part of the locking screw rod extends into the mounting hole and is in threaded connection with an expansion sleeve, the end face of the expansion sleeve is abutted against the bottom wall of the mounting hole, and the side wall of the expansion sleeve is abutted against the inner wall of the mounting hole.
Further, a chute is arranged on the cambered surface of the installation template, and the polishing device is slidably arranged in the chute.
Further, the polishing device comprises a sliding frame, a motor and a polishing head, wherein the sliding frame is connected in a matched mode in the sliding groove.
Further, the motor is fixed on the sliding frame through threads, the polishing head is detachably connected to the rotating shaft of the motor, and the polishing head abuts against the inner ring of the flange port.
The beneficial effects of the utility model are as follows:
the utility model utilizes a plurality of mounting templates to form the spliced clamping die, the spliced clamping die is mounted around the flange port, and the polishing device positioned on the mounting templates can rapidly polish the inner ring of the flange port only by sliding, so that the spliced clamping die has extremely high processing precision and processing efficiency. According to the utility model, the mounting holes on the flange ports are used as positioning references, so that the positioning accuracy and the clamping stability are improved, the mounting holes have higher machining precision, the positioning requirements of the utility model can be ensured, meanwhile, the mounting templates in modular design can be positioned and mounted freely according to part of the mounting holes, the use convenience is improved, the simultaneous machining of multiple parts is realized, and the machining efficiency is further improved.
Drawings
FIG. 1 is a perspective view of a wind power hub.
Fig. 2 is a perspective view of the positioning and polishing device for the wind power hub of the utility model.
Fig. 3 is a front cross-sectional view of the positioning and polishing device for a wind power hub of the present utility model.
Fig. 4 is a perspective view of the positioning and polishing device for a wind power hub according to the present utility model (the wind power hub is omitted).
Fig. 5 is an exploded view of fig. 4.
Fig. 6 is a front view of fig. 4.
Fig. 7 is a cross-sectional view taken along A-A in fig. 6.
The components in the drawings are marked as follows: 10. wind power wheel hub; 11. a flange port; 12. a mounting hole; 21. installing a template; 211. a chute; 212. a clamping groove; 22. a positioning bracket; 221. a clamping and embedding bulge; 23. a fitting hole; 24. a guide hole; 26. diamond pins; 27. a cylindrical pin; 28. locking the screw rod; 281. a guide thread; 282. assembling a thread; 29. an expansion sleeve; 30. a polishing device; 31. a carriage; 32. a motor; 33. grinding head.
Detailed Description
The present utility model will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the utility model only by way of illustration, and therefore it shows only the constitution related to the utility model.
Referring to fig. 2 and 3, the utility model provides a positioning polishing device for a wind power hub, which is used for polishing a flange port 11 on a wind power hub 10, wherein a plurality of mounting holes 12 are formed in the flange port 11, the positioning polishing device comprises a plurality of mounting templates 21, the mounting templates 21 are arc-shaped, the mounting templates 21 are detachably connected to the flange port 11, the radian of the mounting templates 21 is consistent with that of the flange port 11, a polishing device 30 is slidably arranged on the mounting templates 21, and the polishing part of the polishing device 30 abuts against the inner ring of the flange port 11 so as to polish the inner ring of the flange port 11; the utility model utilizes a plurality of mounting templates 21 to form the spliced clamping die, the spliced clamping die is mounted around the flange port 11, and the polishing device 30 positioned on the mounting templates 21 can rapidly polish the inner ring of the flange port 11 only by sliding, so that the spliced clamping die has extremely high processing precision and processing efficiency.
Preferably, the arc of the inner ring of the mounting template 21 is consistent with the arc of the inner ring of the flange port 11.
Further, referring to fig. 2, 4 and 5, the mounting template 21 is provided with a plurality of mounting holes 23, one mounting hole 23 corresponds to one mounting hole 12, part of the mounting holes 23 are through holes, the other part of the mounting holes 23 are threaded holes, clamping slots 212 are symmetrically arranged on two sides of the mounting template 21, the clamping slots 212 are polygonal, and after the two clamping slots 212 are abutted, a symmetrical polygon is formed.
Further, the mounting template 21 is detachably connected with a positioning bracket 22, the positioning bracket 22 is provided with a guide hole 24, one guide hole 24 corresponds to one assembly hole 23, the positioning bracket 22 is provided with a clamping protrusion 221, the clamping protrusion 221 is connected in the clamping groove 212 in a matching manner, and the clamping protrusion 221 is in a symmetrical polygon shape and is consistent with the cross section of the two clamping grooves 212 after being spliced.
When the installation template 21 is used, the installation templates 21 are combined into a whole, the clamping and embedding grooves 212 on one installation template 21 are spliced with the clamping and embedding grooves 212 on the other installation template 21 into a whole, the positioning support 22 is installed on the installation template 21, the clamping and embedding protrusions 221 are matched and connected into the two clamping and embedding grooves 212, the connection stability between the two installation templates 21 is further ensured, falling is prevented, and meanwhile, the installation is convenient.
Further, referring to fig. 3, 5 and 7, the mounting template 21 is detachably connected with a diamond pin 26, a cylindrical pin 27 and a locking screw 28, and the diamond pin 26 and the cylindrical pin 27 respectively pass through the partial guide hole 24 and the assembly hole 23 and are connected in the partial mounting hole 12 in a plugging manner, so that a one-side two-pin positioning manner for the mounting template 21 is realized, and the accuracy of mounting and positioning is improved.
Further, the locking screw 28 is provided with a guide thread 281 and an assembly thread 282, one end of the locking screw 28 is abutted against the upper plane of the positioning bracket 22, the other end of the locking screw 28 passes through part of the guide hole 24 and is in threaded connection with part of the mounting hole 12, the end of the locking screw 28 extends into the mounting hole 12 and is in threaded connection with an expansion sleeve 29, the end face of the expansion sleeve 29 is abutted against the bottom wall of the mounting hole 12, and the side wall of the expansion sleeve 29 is abutted against the inner wall of the mounting hole 12.
Specifically, the guide screw 281 is screwed to the mounting hole 12, and the fitting screw 282 is screwed to the expansion sleeve 29.
In this embodiment, the expansion sleeve 29 has an annular structure, and a plurality of openings are formed in the side wall of the expansion sleeve 29 along the axial direction of the expansion sleeve 29, the openings penetrate through the inner and outer side walls of the expansion sleeve 29, and the openings penetrate through one end surface of the expansion sleeve 29; the inner wall of the expansion sleeve 29 is positioned at the opening to form a conical surface, and the locking screw 28 is in threaded connection with the expansion sleeve 29 and abuts against the conical surface.
When the locking device is used, the locking screw 28 moves towards the bottom wall direction of the mounting hole 12, the expansion sleeve 29 is abutted to the bottom wall of the mounting hole 12, the locking screw 28 is connected into the expansion sleeve 29 in a threaded mode and abuts against the conical surface, one end of the expansion sleeve 29 expands outwards along the opening under the extrusion of the locking screw 28, and then locking and fixing of the mounting template 21 are achieved.
According to the utility model, the mounting holes 12 on the flange ports 11 are used as positioning references, so that the positioning accuracy and the clamping stability are improved, the mounting holes 12 have higher machining precision, the positioning requirements of the utility model can be ensured, meanwhile, the mounting templates 21 in modular design can be positioned and mounted freely according to part of the mounting holes 12, the use convenience is improved, the simultaneous machining of multiple parts is realized, and the machining efficiency is further improved.
Referring to fig. 4, 5 and 6, a sliding groove 211 is formed on the arc surface of the mounting template 21, and the polishing device 30 is slidably disposed in the sliding groove 211.
Further, the polishing device 30 includes a carriage 31, a motor 32, and a polishing head 33, where the carriage 31 is cooperatively connected in the sliding slot 211, and rollers (not shown) are disposed between the carriage 31 and the sliding slot 211 to ensure that the carriage 31 can stably move along the sliding slot 211.
In this embodiment, the sliding groove 211 is a T-shaped groove, a T-shaped boss is formed on the sliding frame 31, and the T-shaped boss is cooperatively connected in the T-shaped groove, so as to ensure that the sliding groove 211 does not fall off, and improve the stability in the sliding process.
Further, the motor 32 is screwed to the carriage 31 by using a fastening member such as a bolt or a screw, the polishing head 33 is detachably connected to the rotating shaft of the motor 32, and the polishing head 33 abuts against the inner ring of the flange port 11.
When in use, according to the thickness required to be ground, a proper grinding head 33 is selected and mounted on the motor 32, the motor 32 is driven and the sliding frame 31 is moved, so that the grinding head 33 moves along the sliding groove 211, and further the grinding processing of the inner ring of the flange port 11 is realized.
The specific operation mode of the utility model is as follows, step one: the plurality of mounting templates 21 are combined into a whole and placed on the flange port 11, the clamping and embedding grooves 212 on one mounting template 21 are spliced with the clamping and embedding grooves 212 on the other mounting template 21 into a whole, the positioning support 22 is mounted on the mounting template 21, the clamping and embedding protrusions 221 are matched and connected into the two clamping and embedding grooves 212, and preliminary mounting is completed.
Step two: the diamond pins 26 and the cylindrical pins 27 respectively penetrate through the part of the guide holes 24 and the assembly holes 23 and are connected in the part of the mounting holes 12 in a plugging manner, so that the positioning is finished.
Step three: the locking screw 28 passes through part of the guide hole 24 and is in threaded connection with part of the mounting hole 12, and the locking screw 28 is continuously rotated, so that the expansion sleeve 29 is abutted against the bottom wall of the mounting hole 12 and expands, and the clamping is completed.
Step four: the polishing device 30 is mounted on the mounting template 21, a proper polishing head 33 is selected according to the thickness required to be ground and mounted on the motor 32, the motor 32 is driven and the sliding frame 31 is moved, so that the polishing head 33 moves along the sliding groove 211, and further the grinding processing of the inner ring of the flange port 11 is realized.
The utility model utilizes a plurality of mounting templates 21 to form the spliced clamping die, the spliced clamping die is mounted around the flange port 11, and the polishing device 30 positioned on the mounting templates 21 can rapidly polish the inner ring of the flange port 11 only by sliding, so that the spliced clamping die has extremely high processing precision and processing efficiency. According to the utility model, the mounting holes 12 on the flange ports 11 are used as positioning references, so that the positioning accuracy and the clamping stability are improved, the mounting holes 12 have higher machining precision, the positioning requirements of the utility model can be ensured, meanwhile, the mounting templates 21 in modular design can be positioned and mounted freely according to part of the mounting holes 12, the use convenience is improved, the simultaneous machining of multiple parts is realized, and the machining efficiency is further improved.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (9)
1. The positioning polishing device for the wind power hub is used for polishing a flange port (11) on the wind power hub (10), and a plurality of mounting holes (12) are further formed in the flange port (11), and is characterized in that the positioning polishing device comprises a plurality of mounting templates (21), the mounting templates (21) are detachably connected to the flange port (11), the mounting templates (21) are arc-shaped, the radian of the mounting templates (21) is consistent with that of the flange port (11), a polishing device (30) is slidably arranged on the mounting templates (21), and the polishing part of the polishing device (30) is abutted against the inner ring of the flange port (11);
clamping grooves (212) are symmetrically formed in two sides of the mounting template (21), the clamping grooves (212) are polygonal, and the two clamping grooves (212) are abutted to form a symmetrical polygon; the mounting template (21) is detachably connected with a positioning bracket (22), the positioning bracket (22) is provided with a clamping protrusion (221), the clamping protrusion (221) is connected in the clamping groove (212) in a matched mode, and the clamping protrusion (221) is in a symmetrical polygon and is consistent with the cross section of the two clamping grooves (212) after being spliced.
2. The positioning and polishing device for the wind power hub according to claim 1, wherein a plurality of assembly holes (23) are formed in the mounting template (21), one assembly hole (23) corresponds to one mounting hole (12), a guide hole (24) is formed in the positioning support (22), and one guide hole (24) corresponds to one assembly hole (23).
3. The positioning and polishing device for the wind power hub according to claim 2, wherein diamond pins (26), cylindrical pins (27) and locking screws (28) are detachably connected to the mounting templates (21) in the plurality of mounting holes (23).
4. A positioning and polishing device for a wind power hub according to claim 3, wherein the diamond pins (26) and cylindrical pins (27) respectively penetrate through the guide holes (24) and the assembly holes (23) and are connected in the mounting holes (12) in a plug-in mode.
5. A positioning and polishing device for a wind power hub according to claim 3, wherein one end of the locking screw (28) is abutted against the upper plane of the positioning bracket (22), and the other end of the locking screw (28) passes through the guide hole (24) and is in threaded connection with the mounting hole (12).
6. The positioning and polishing device for a wind power hub according to claim 5, wherein the end part of the locking screw (28) extends into the mounting hole (12) and is in threaded connection with an expansion sleeve (29), the end surface of the expansion sleeve (29) is abutted against the bottom wall of the mounting hole (12), and the side wall of the expansion sleeve (29) is abutted against the inner wall of the mounting hole (12).
7. The positioning and polishing device for a wind power hub according to claim 1, wherein a chute (211) is arranged on the cambered surface of the mounting template (21), and the polishing device (30) is slidably arranged in the chute (211).
8. The positioning and polishing device for a wind power hub according to claim 7, wherein the polishing device (30) comprises a sliding frame (31), a motor (32) and a polishing head (33), and the sliding frame (31) is connected in the sliding groove (211) in a matching manner.
9. The positioning and polishing device for a wind power hub according to claim 8, wherein the motor (32) is screwed on the sliding frame (31), the polishing head (33) is detachably connected to a rotating shaft of the motor (32), and the polishing head (33) abuts against an inner ring of the flange port (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321351883.1U CN219562529U (en) | 2023-05-31 | 2023-05-31 | Positioning and polishing device for wind power hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321351883.1U CN219562529U (en) | 2023-05-31 | 2023-05-31 | Positioning and polishing device for wind power hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219562529U true CN219562529U (en) | 2023-08-22 |
Family
ID=87648560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321351883.1U Active CN219562529U (en) | 2023-05-31 | 2023-05-31 | Positioning and polishing device for wind power hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219562529U (en) |
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2023
- 2023-05-31 CN CN202321351883.1U patent/CN219562529U/en active Active
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