CN221211094U - Blade root end plane polishing device - Google Patents
Blade root end plane polishing device Download PDFInfo
- Publication number
- CN221211094U CN221211094U CN202322480311.XU CN202322480311U CN221211094U CN 221211094 U CN221211094 U CN 221211094U CN 202322480311 U CN202322480311 U CN 202322480311U CN 221211094 U CN221211094 U CN 221211094U
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- plate
- fixed
- polishing
- frame
- groove body
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- 238000005498 polishing Methods 0.000 title claims abstract description 46
- 238000000227 grinding Methods 0.000 claims description 9
- 125000003003 spiro group Chemical group 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 3
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a blade root end plane polishing device, which comprises a rack, wherein a placing groove body is fixed on the top surface of a top plate of the rack, and a blade to be processed is installed in the placing groove body; the vertical support frame is fixed on the top surface of the top plate of the frame at the right side of the placing groove body, the three-axis moving mechanism is fixed on the vertical support frame, the polishing frame is installed on the bottom surface of the left moving block and the right moving block of the three-axis moving mechanism, the polishing motor is fixed on the top surface of the bottom plate of the polishing frame, the bottom end of the output shaft of the polishing motor extends out of the bottom plate bottom surface of the polishing frame and is fixed with the polishing disc, and the polishing disc faces the top surface of the blade root end of the blade. The blade positioning device can position and fix the blade, automatically polish the upper plane of the blade root end, has high efficiency and greatly reduces the manual labor capacity.
Description
Technical field:
The utility model relates to the technical field of processing of turbine blades, in particular to a blade root end plane polishing device.
The background technology is as follows:
The turbine blade is the core component of the power station generator set, such as various torsion leaves, magnetic ring guide vanes, diamond-shaped movable blades and the like, and generally comprises a root end, a blade main body and a front end part, wherein the root end is generally in a rectangular block shape, milling grooves are formed in two side walls of the rectangular block, then the top surface of the root needs to be polished to achieve deburring, meanwhile, the surface of the turbine blade meets the processing requirements, and the existing mode is manual polishing, so that the manual labor amount is large and the efficiency is low.
The utility model comprises the following steps:
The utility model aims to overcome the defects of the prior art, and provides a blade root end plane polishing device which can position and fix a blade and automatically polish the upper plane of the blade root end, so that the efficiency is high, and the manual labor amount is greatly reduced.
The scheme for solving the technical problems is as follows:
The blade root end plane polishing device comprises a rack, wherein a placing groove body is fixed on the top surface of a top plate of the rack, and blades to be processed are installed in the placing groove body;
The vertical support frame is fixed on the top surface of the top plate of the frame at the right side of the placing groove body, the three-axis moving mechanism is fixed on the vertical support frame, the polishing frame is installed on the bottom surface of the left moving block and the right moving block of the three-axis moving mechanism, the polishing motor is fixed on the top surface of the bottom plate of the polishing frame, the bottom end of the output shaft of the polishing motor extends out of the bottom plate bottom surface of the polishing frame and is fixed with the polishing disc, and the polishing disc faces the top surface of the blade root end of the blade.
The left part, the right part, the front part and the rear part of the bottom surface of the left moving block and the right moving block are respectively fixed with a vertical screw rod, vertical through holes are respectively formed in the left part, the right part, the front part and the rear part of the radial extending edge on the outer side wall of the top of the polishing frame, the bottom ends of the vertical screw rods extend out of the corresponding vertical through holes and are in threaded connection with adjusting nuts, adjusting springs are inserted on the vertical screw rods in a sleeved mode, the top ends of the adjusting springs are applied to the bottom surfaces of the left moving block and the right moving block, and the bottom ends of the adjusting springs are applied to the top surfaces of the radial extending edges.
The bottom surface of the placing groove body is pressed against a sealing gasket, and the sealing gasket is pressed against the top surface of the top plate of the machine frame.
The standing groove body comprises a bottom plate, the front part and the left side and the right side of the top surface of the bottom plate are respectively fixed with a side plate, the left side and the right side of the side plates at the front part are respectively fixed on the inner side walls of the left side and the right side of the side plates, a plurality of vertical through holes are respectively formed in the front part and the middle part of the bottom plate, the vertical through holes are communicated with the corresponding middle through holes formed in the sealing gasket, a plurality of lower through holes are formed in the top plate of the frame, and the lower through holes are vertically corresponding to and communicated with the corresponding middle through holes.
The utility model has the outstanding effects that:
The blade positioning device can position and fix the blade, automatically polish the upper plane of the blade root end, has high efficiency and greatly reduces the manual labor capacity.
Description of the drawings:
FIG. 1 is a schematic view of a partial structure of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1;
Fig. 3 is a partial side view of the present utility model.
The specific embodiment is as follows:
As shown in fig. 1 to 3, an embodiment, see a blade root end plane polishing device, including a frame 10, the roof top surface of frame 10 is fixed with a standing groove body 20, standing groove body 20 includes the bottom plate, the front portion and the left and right sides of the top surface of bottom plate are all fixed with the curb plate, the left and right sides of the curb plate of front portion is fixed on the inside wall of two left and right curb plates, a plurality of vertical through-holes 21 are all formed in front portion department to the middle part department of bottom plate, the below of bottom plate is pressed and have sealed pad 1, the bottom surface of sealed pad 1 is pressed on the top surface of the roof of frame 10, the bottom plate, sealed pad 1 passes through bolt fixed connection on the roof top surface of frame 10, vertical through-hole 21 communicates with each other with the middle through-hole 2 that corresponds of sealed pad 1 shaping, the roof of frame 10 is last shaping has a plurality of lower through-holes 3 and corresponds from top to bottom and communicates with each other with the middle through-hole 2.
The middle part shaping of the curb plate of the front portion of standing groove body 20 has the spiro union through-hole, and the front portion lateral screw rod 22 spiro union is in the spiro union through-hole, and the rear end of front portion lateral screw rod 22 stretches out the rear end of spiro union through-hole and swing joint has preceding limiting plate 23, and the front end of front portion lateral screw rod 22 stretches out the curb plate of front portion and has the rotation portion to be moulded, and the front end spiro union of front portion lateral screw rod 22 has preceding lock nut, and preceding lock nut presses the preceding wall of the curb plate of the front portion of standing groove body 20.
The front and rear parts of the right side plate of the placing groove body 20 are respectively provided with a side threaded through hole, the side transverse screw 24 is in threaded connection with the corresponding side threaded through hole, the left end of the side transverse screw 24 extends out of the left end of the side threaded through hole and is movably connected with a side limiting plate 25, the right end of the side transverse screw 24 extends out of the right side plate and is provided with a rotating part, the right part of the side transverse screw 24 is in threaded connection with a side locking nut, and the side locking nut is pressed against the outer side wall of the right side plate.
When in use, the blade is placed in the placing groove body 20, the front lock nuts and all the side lock nuts are unscrewed, the front transverse screw 22 and the side transverse screw 24 are rotated, so that the positions of the front limit plate 23 and the side limit plate 25 can be changed, the blade root end of the blade is clamped between the corresponding side limit plate 25 and the inner side wall of the left side plate, the rear wall surface of the front limit plate 23 is pressed against the rear wall surface of the blade root end of the blade, and then all the corresponding front lock nuts and the corresponding side lock nuts are screwed down, so that limit fixation is realized.
The bottom surface of the front limiting plate 23 is fixed with a self-lubricating block 231, the bottom surface of the side limiting plate 25 is fixed with a self-lubricating block 231, and the bottom surface of the self-lubricating block 231 is tightly attached to the top surface of the bottom plate of the placement groove body 20. Which can ensure smooth movement of the front limiting plate 23 and the side limiting plate 25.
Further, a vertical support frame 30 is fixed on the top surface of the top plate of the frame 10 at the right side of the placement tank 20, and a triaxial moving mechanism 40 is fixed on the vertical support frame 30;
The triaxial moving mechanism 40 includes a vertical lifting mechanism, a front-rear moving mechanism and a left-right moving mechanism;
The vertical lifting mechanism, the front-back moving mechanism and the left-right moving mechanism comprise fixed plates, the two ends of the top surface of the fixed plates are respectively fixed with an end plate, the two ends of each transverse moving screw are movably connected to the two end plates through bearings, a movable servo motor is fixed on the outer side wall of one end plate, an output shaft of the movable servo motor is a spline shaft, a sleeve of the output shaft is inserted into a spline hole at one end of the corresponding transverse moving screw, the corresponding transverse moving screw is driven to rotate through the movable servo motor, guide rails are respectively fixed on two sides of the top surface of the fixed plates, a vertical moving block is screwed onto the transverse moving screw of the vertical lifting mechanism, a front-back moving block is screwed onto the transverse moving screw of the front-back moving mechanism, a left-right moving block 41 is screwed onto the transverse moving screw of the left-right moving mechanism, and guide blocks are respectively fixed on the bottom surfaces of the vertical moving block, the front-back moving block and the left-right moving block 41.
When in installation, the vertical lifting mechanism is vertically arranged, the fixed bottom plate of the vertical lifting mechanism is fixed on the left side wall of the vertical plate of the vertical support frame 30, the front-back moving mechanism is reversely arranged in a front-back extending mode, the fixed bottom plate of the vertical lifting mechanism is fixed on the bottom surface of the vertical moving block, the left-right moving mechanism is arranged in a left-right extending mode, and the fixed bottom plate of the vertical lifting mechanism is fixed on the bottom surface of the front-back moving block.
The bottom surface of the left-right moving block 41 is provided with a polishing frame 50, the top surface of the bottom plate of the polishing frame 50 is fixed with a polishing motor 60, the bottom end of the output shaft of the polishing motor 60 extends out of the bottom surface of the bottom plate of the polishing frame 50 and is fixed with a polishing disc 61, and the polishing disc 61 faces the top surface of the blade root end of the blade.
Further, the front, rear, left and rear parts of the bottom surface of the left and right moving block 41 are respectively fixed with a vertical screw rod 42, the left, right, front and rear parts of the radially extending edge 51 on the outer side wall of the top of the polishing frame 50 are respectively formed with a vertical through hole, the bottom end of the vertical screw rod 42 extends out of the corresponding vertical through hole and is screwed with an adjusting nut 43, an adjusting spring 44 is inserted on the vertical screw rod 42, the top end of the adjusting spring 44 is applied to the bottom surface of the left and right moving block 41, and the bottom end of the adjusting spring 44 is applied to the top surface of the radially extending edge 51.
When the three-shaft grinding machine is used, the three-shaft grinding machine runs through the three-shaft moving mechanism 40 and runs through the grinding motor 60, so that the grinding disc 61 moves up and down, back and forth, left and right, the plane of the top of the blade root end of the blade is ground, burrs of the plane are reduced, and machining requirements are met.
After an end face is finished, all corresponding front lock nuts and side lock nuts can be unscrewed, the front transverse screw 22 and the side transverse screw 24 are rotated, the blade can be disassembled, then, the blade is turned 180 degrees and then fixed, the top surface (the bottom surface before) where the blade root end of the blade is located can be polished, and in this way, the upper wall surface and the lower wall surface of the blade root end of the blade can be polished, so that the effect is good and the efficiency is high.
Meanwhile, as the four vertical screws 42 at the polishing frame 50 are respectively inserted with the adjusting springs 44, when the polishing disc 61 polishes the top surface of the blade root end, and when the plane has a certain radian or is uneven, the polishing disc 61 can compress or extend through the adjusting springs 44, and the polishing disc can be tightly attached to the plane for polishing along with the height fluctuation of the plane, so that the polishing effect is ensured.
And in the process of polishing, there is the part garrulous cutting to be in the standing groove body 20, and it can drop along with lower through-hole 3 and the middle part through-hole 2 that corresponds and lower through-hole 3, prevents to accumulate in the standing groove body 20, and it can set up the waste material below lower through-hole 3 and connect the storage bucket, realizes receiving the material.
Claims (5)
1. Blade root end plane grinding device, including frame (10), its characterized in that: a placing groove body (20) is fixed on the top surface of the top plate of the frame (10), and the blade to be processed is arranged in the placing groove body (20);
A vertical support frame (30) is fixed on the top surface of a top plate of a frame (10) at the right side of the placing groove body (20), a triaxial moving mechanism (40) is fixed on the vertical support frame (30), a polishing frame (50) is installed on the bottom surface of a left moving block (41) and a right moving block (41) of the triaxial moving mechanism (40), a polishing motor (60) is fixed on the top surface of a bottom plate of the polishing frame (50), the bottom end of an output shaft of the polishing motor (60) extends out of the bottom surface of the bottom plate of the polishing frame (50) and is fixed with a polishing disc (61), and the polishing disc (61) faces the top surface of the blade root end of a blade;
The left part, the right part, the front part and the rear part of the bottom surface of the left moving block (41) are respectively fixed with a vertical screw rod (42), the left part, the right part, the front part and the rear part of a radial extending edge (51) on the outer side wall of the top of the polishing frame (50) are respectively provided with a vertical through hole, the bottom end of the vertical screw rod (42) extends out of the corresponding vertical through hole and is in threaded connection with an adjusting nut (43), an adjusting spring (44) is inserted on the vertical screw rod (42), the top end of the adjusting spring (44) is applied to the bottom surface of the left moving block (41), and the bottom end of the adjusting spring (44) is applied to the top surface of the radial extending edge (51);
The bottom surface of the placing groove body (20) is pressed against a sealing gasket (1), and the sealing gasket (1) is pressed against the top surface of the top plate of the rack (10);
the standing groove body (20) comprises a bottom plate, the front part and the left side and the right side of the top surface of the bottom plate are respectively fixed with a side plate, the left side and the right side of the side plates at the front part are respectively fixed on the inner side walls of the left side and the right side of the side plates, a plurality of vertical through holes (21) are respectively formed in the front part and the middle part of the bottom plate, the vertical through holes (21) are communicated with corresponding middle through holes (2) formed in the sealing gasket (1), a plurality of lower through holes (3) are formed in the top plate of the frame (10), and the lower through holes (3) are vertically corresponding to and communicated with the corresponding middle through holes (2).
2. The blade root end portion plane grinding device according to claim 1, wherein: the middle part shaping of the curb plate of standing groove body (20) front portion has the spiro union through-hole, and the front portion transverse screw rod (22) spiro union is in the spiro union through-hole, and the rear end of front portion transverse screw rod (22) stretches out the rear end of spiro union through-hole and swing joint has preceding limiting plate (23), and the front end of front portion transverse screw rod (22) stretches out the curb plate of front portion and has the rotation portion of shaping.
3. The blade root end portion plane grinding device according to claim 1, wherein: the front part and the rear part of the side plate on the right side of the placing groove body (20) are respectively provided with a side threaded through hole, a side transverse screw rod (24) is in threaded connection with the corresponding side threaded through hole, the left end of the side transverse screw rod (24) extends out of the left end of the side threaded through hole and is movably connected with a side limiting plate (25), and the right end of the side transverse screw rod (24) extends out of the side plate on the right side and is provided with a rotating part.
4. A blade root end portion plane grinding apparatus as set forth in claim 2 wherein: the bottom surface of preceding limiting plate (23) is fixed with self-lubricating piece (231), and the top surface of the bottom plate of standing groove body (20) is hugged closely to the bottom surface of self-lubricating piece (231).
5. A blade root end portion plane grinding apparatus as set forth in claim 3 wherein: the bottom surface of the side limiting plate (25) is fixed with a self-lubricating block (231), and the bottom surface of the self-lubricating block (231) is clung to the top surface of the bottom plate of the placing groove body (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322480311.XU CN221211094U (en) | 2023-09-13 | 2023-09-13 | Blade root end plane polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322480311.XU CN221211094U (en) | 2023-09-13 | 2023-09-13 | Blade root end plane polishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221211094U true CN221211094U (en) | 2024-06-25 |
Family
ID=91579860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322480311.XU Active CN221211094U (en) | 2023-09-13 | 2023-09-13 | Blade root end plane polishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221211094U (en) |
-
2023
- 2023-09-13 CN CN202322480311.XU patent/CN221211094U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |