CN116788520A - Rotor blade correction device - Google Patents
Rotor blade correction device Download PDFInfo
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- CN116788520A CN116788520A CN202310790830.8A CN202310790830A CN116788520A CN 116788520 A CN116788520 A CN 116788520A CN 202310790830 A CN202310790830 A CN 202310790830A CN 116788520 A CN116788520 A CN 116788520A
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- 238000012937 correction Methods 0.000 title abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 44
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 36
- 229910052742 iron Inorganic materials 0.000 claims description 18
- 238000010330 laser marking Methods 0.000 claims description 7
- 230000004048 modification Effects 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 230000005389 magnetism Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 238000013499 data model Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
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Abstract
The invention relates to the technical field of propellers, in particular to a rotor blade correction device, which comprises a frame body, a laser detection part, a laser identification part, a mounting plate, a dynamic balance adjustment assembly and a rotor blade angle torsion device, wherein the frame body is provided with a plurality of rotary blades; the laser detection part and the laser mark are respectively fixedly connected to two sides of the top of the frame body; the mounting plate is positioned below the laser detection part and fixedly connected with the middle part of the frame body; the bottom axle center of the mounting plate is fixedly connected with a fixed end of a propeller driving part, and the output axle center of the propeller driving part is fixedly connected with a propeller consisting of a plurality of rotor blades; the dynamic balance adjusting component is arranged on the mounting plate and is used for adjusting the dynamic balance of the propeller; the rotary wing plate angle torsion device is movably arranged on the mounting disc, and the rotary wing plate angle torsion device is used for adjusting the torsion degree of any rotary wing plate of the propeller. The invention integrates the dynamic balance adjustment of the propeller and the torsion angle adjustment of each rotor blade, is convenient to use and greatly improves the correction efficiency.
Description
Technical Field
The invention relates to the technical field of propellers, in particular to a rotor blade correction device.
Background
The screw of screw aircraft comprises the rotor piece, and the quality of rotor piece influences the overall performance when the screw rotates, and the rotor piece probably has the performance difference when the preparation, leads to a plurality of rotor pieces to become the screw after the performance decline of screw, can not satisfy the flight requirement of screw aircraft, and to the adjustment of rotor piece, generally need many sets of equipment to correct the rotor piece respectively, lead to the correction process complicated, and the correction precision of each rotor piece is low, therefore need a rotor piece correction device to solve.
Disclosure of Invention
The invention aims to provide a rotor blade correction device for solving the problems.
In order to achieve the above object, the present invention provides the following solutions:
a rotor blade correction device comprises a frame body, a laser detection part, a laser marking part, a mounting plate, a dynamic balance adjustment assembly and a rotor blade angle torsion device;
the laser detection part and the laser mark are respectively fixedly connected to two sides of the top of the frame body;
the mounting disc is positioned below the laser detection part and fixedly connected with the middle part of the frame body;
the bottom axle center of the mounting plate is fixedly connected with a fixed end of a propeller driving part, and the output axle center of the propeller driving part is fixedly connected with a propeller consisting of a plurality of rotor blades;
the dynamic balance adjusting component is arranged on the mounting plate and is used for adjusting the dynamic balance of the propeller;
the rotor blade angle torsion device is movably arranged on the mounting plate and is used for adjusting the torsion degree of any rotor blade of the propeller.
Preferably, the propeller driving part comprises a driving motor, the fixed end of the driving motor is fixedly connected with the bottom of the mounting plate, the output shaft of the driving motor is connected with one end of a connecting shaft in a shaft mode, and the other end of the connecting shaft is fixedly connected with the propeller through a fastening ring.
Preferably, the dynamic balance adjusting assembly comprises two symmetrically arranged arc-shaped grinding plates, the arc-shaped grinding plates are slidably connected to two ends of the mounting plate, the propeller is arranged between the two arc-shaped grinding plates, the two arc-shaped grinding plates are in transmission connection with two ends of the horizontal moving assembly, and the horizontal moving assembly is arranged in the mounting plate.
Preferably, the horizontal moving assembly comprises two driving discs, the driving discs are coaxially sleeved on the connecting shaft, the connecting shaft is rotationally connected with the driving discs, the driving discs are in transmission connection with one end of a horizontal sliding rod, and the other end of the horizontal sliding rod is fixedly connected with the arc-shaped grinding disc;
the two driving discs are connected with the same adjustable driving locking part in a transmission way.
Preferably, the driving disc comprises a driving disc seat, the driving disc seat is coaxially sleeved on the connecting shaft, the driving disc seat is rotationally connected with the connecting shaft, a spiral chute is arranged on the driving disc seat, and one end of the horizontal sliding rod is slidably connected in the spiral chute.
Preferably, the adjustable driving locking part comprises two first gears, the first gears are meshed with the driving disc seat, the two first gears are rotatably arranged on the retainer, the bottom of the retainer is fixedly connected with the inner wall of the mounting disc, and the first gears are clamped with the clamping part;
the first gear is coaxially sleeved on the transmission shaft, a second gear is coaxially sleeved on the transmission shaft, the second gear and the transmission shaft are vertically and slidably arranged, and the second gear is meshed with the inner ring of any first gear;
the end part of the transmission shaft is in transmission connection with a first driving part;
the center of the second gear is connected with a screw in a threaded manner, the top end of the screw is connected with an output shaft of a second motor in a shaft manner, and the fixed end of the second motor is fixedly connected with the top of the transmission shaft.
Preferably, the first driving part comprises a first stepping motor, an output shaft of the first stepping motor is in shaft connection with the end part of the transmission shaft, and a fixed end of the first stepping motor is fixedly connected with the bottom of the mounting plate.
Preferably, the clamping and fixing part comprises a first pin rod, one end of the first pin rod is clamped with the side wall of the first gear, the first pin rod horizontally slides in the mounting disc, one end of the first pin rod, which is far away from the first gear, is fixedly connected with an iron slide, the iron slide is slidably connected in the mounting disc, a first spring is arranged between the iron slide and the inner wall of the mounting disc, one end of the first spring is fixedly connected with the iron slide, the other end of the first spring is fixedly connected with the inner wall of the mounting disc, the first spring is coaxially sleeved on the first pin rod, and one side, which is far away from the first pin rod, of the iron slide is magnetically connected with an electromagnet, and the electromagnet is fixedly embedded in the mounting disc.
Preferably, the second gear comprises an inner ring, the center of the inner ring is in threaded connection with the screw, one ends of a plurality of connecting arms are fixedly connected to the inner ring at equal intervals in the circumferential direction, the other ends of the connecting arms are fixedly connected to the inner ring of the outer gear, and the outer wall of the outer gear is meshed with the inner ring of the first gear;
the transmission shaft is of a hollow structure, a plurality of sliding grooves which are vertically arranged are formed in the side wall of the transmission shaft, the sliding grooves correspond to the connecting arms one by one, and the sliding grooves are matched with the connecting arms.
Preferably, the laser detection part comprises a plurality of laser radars, the laser radars are fixedly connected to one side of the top of the frame body in sequence, the laser radars are used for scanning the structure of the rotor blade and producing the rotor blade model, the rotor blade model is transmitted to a computer, the produced rotor blade model is adjusted through the computer, and the emitting angle of the laser radars faces 45 degrees in the axial center direction of the propeller;
the laser identification part comprises a plurality of positioning lasers, the positioning lasers are fixedly connected to one side, far away from the laser radar, of the top of the frame body in sequence, the positioning lasers are used for identifying modification points on corresponding rotor wing sheets according to the produced rotor wing sheet model, and the occurrence angle of the positioning lasers is vertical downwards.
The invention has the following technical effects: during the use, install the screw that comprises a plurality of rotor pieces on the output shaft of the screw drive portion of mounting disc, make a plurality of rotor pieces rotatory afterwards, at this moment because the quality difference of each rotor piece, produce axial float when the screw rotates easily, lead to rotating instability, polish each rotor piece limit through dynamic balance adjustment subassembly this moment, adjust the focus to the axis of rotation of screw on, realize the adjustment of dynamic balance, afterwards, carry out whole scanning to each rotor piece through laser detection portion, transmit the data model of every rotor piece to the computer, adjust the middle part torsion part of every rotor piece according to the detection parameter of each rotor piece, carry the setpoint to laser identification portion through the computer, will need the position mark of adjustment on corresponding rotor piece by laser identification portion, at this moment, through rotor piece angle torsion device moving to this position, the torsion angle of rotor piece is adjusted, finally, the school type of rotor piece has been realized, this device synthesizes rotor dynamic balance adjustment and each rotor piece torsion angle adjustment, convenient to use, improve school type efficiency greatly.
Drawings
For a clearer description of an embodiment of the invention or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of part of the present invention at C;
FIG. 3 is a schematic view of a transmission shaft according to the present invention;
FIG. 4 is a schematic view of the structure of FIG. 3, taken along line A-A, in accordance with the present invention;
FIG. 5 is a schematic view of the structure of the invention taken along line B-B in FIG. 1;
FIG. 6 is a schematic view of an arcuate abrasive disc according to the present invention;
FIG. 7 is a schematic view of a cage according to the present invention;
FIG. 8 is a schematic view of the structure of the driving disc of the present invention;
FIG. 9 is a schematic diagram of the structure of embodiment 2 of the present invention;
FIG. 10 is an enlarged view of a portion of the invention at D in FIG. 9;
wherein, 1, a frame body; 2. a mounting plate; 3. an arc-shaped sliding frame; 4. a clamping piece; 5. a horizontal slide bar; 6. a driving motor; 7. a first stepping motor; 8. a connecting shaft; 9. a drive plate; 10. a first gear; 11. a second gear; 12. a transmission shaft; 13. a second motor; 14. a screw; 15. arc-shaped grinding sheets; 16. a vane is screwed; 17. a horizontal chute; 18. a vane angle twisting device; 19. positioning laser; 20. a laser radar; 21. a fastening ring; 22. an electromagnet; 23. an iron slide sheet; 24. a first spring; 25. a first pin; 26. a second stepping motor; 27. an annular mounting ring; 28. an arc-shaped sliding block; 29. a telescopic rod; 30. a connecting rod; 31. a pressure head; 32. a press roller; 33. a third gear; 34. a third stepper motor; 35. a base; 36. a deflector rod; 37. a second spring; 38. a second pin; 39. a turntable; 40. a retainer; 41. a hoop; 901. a driving disc seat; 902. a spiral chute; 1101. an inner ring; 1102. a connecting arm; 1103. an external gear.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Example 1:
referring to fig. 1 to 8, the present embodiment provides a rotor blade calibration device, which includes a frame 1, a laser detection portion, a laser marking portion, a mounting plate 2, a dynamic balance adjustment assembly, and a rotor blade angle twisting device 18;
the laser detection part and the laser mark are respectively fixedly connected to two sides of the top of the frame body 1;
the mounting plate 2 is positioned below the laser detection part, and the mounting plate 2 is fixedly connected with the middle part of the frame body 1;
the bottom axle center of the mounting plate 2 is fixedly connected with a fixed end of a propeller driving part, and the output axle center of the propeller driving part is fixedly connected with a propeller consisting of a plurality of rotary wings 16;
the dynamic balance adjusting component is arranged on the mounting plate 2 and is used for adjusting the dynamic balance of the propeller;
a rotor blade angle twisting device 18 is movably provided on the mounting plate 2, the rotor blade angle twisting device 18 being used to adjust the degree of twist of any rotor blade 16 of the propeller.
When the device is used, the propeller consisting of the plurality of rotary wings 16 is arranged on the output shaft of the propeller driving part of the mounting disc 2, then the plurality of rotary wings 16 are rotated, at the moment, due to the mass difference of the rotary wings 16, axial movement is easy to occur when the propeller rotates, so that the rotation is unstable, at the moment, the side parts of the rotary wings 16 are polished through the dynamic balance adjusting assembly, the center of gravity is adjusted to the rotating shaft of the propeller, the dynamic balance is adjusted, then the laser detection part is used for integrally scanning the rotary wings 16, the data model of each rotary wing 16 is transmitted to a computer, the middle torsion part of each rotary wing 16 is adjusted according to the detection parameters of the rotary wings 16, the adjusting point is transmitted to the laser marking part through the computer, the position to be adjusted is marked on the corresponding rotary wings 16 through the laser marking part, at the moment, the torsion angle of the rotary wings 16 is adjusted through the rotary wings angle torsion device 18, the correction of the rotary wings 16 is finally realized, the device integrates the dynamic balance adjustment of the propeller and the torsion angle adjustment of the rotary wings 16, the correction efficiency is greatly improved.
Further optimizing scheme, screw drive part includes driving motor 6, driving motor 6's stiff end and mounting disc 2 bottom rigid coupling, and driving motor 6's output shaft coupling has the one end of connecting axle 8, and the other end of connecting axle 8 passes through fastening ring 21 and screw rigid coupling.
The fastening ring 21 is preferably in threaded connection with the connecting shaft 8, the shaft sleeve of the propeller is fastened on the connecting shaft 8 through the fastening ring 21, and the connecting shaft 8 can be driven to rotate by the driving motor 6.
Further optimizing scheme, dynamic balance adjustment subassembly includes the arc abrasive disc 15 that two symmetries set up, and arc abrasive disc 15 sliding connection is at the both ends of mounting disc 2, and the screw sets up between two arc abrasive discs 15, and two arc abrasive disc 15 transmission are connected with the both ends of horizontal migration subassembly, and horizontal migration subassembly sets up in mounting disc 2.
In a further optimized scheme, the horizontal moving assembly comprises two driving disks 9, the driving disks 9 are coaxially sleeved on a connecting shaft 8, the connecting shaft 8 is rotationally connected with the driving disks 9, one end of a horizontal sliding rod 5 is connected with the driving disks 9 in a transmission manner, and the other end of the horizontal sliding rod 5 is fixedly connected with an arc-shaped grinding disc 15;
the two driving discs 9 are connected with the same adjustable driving locking part in a transmission way.
The bottom rigid coupling of arc abrasive disc 15 has arc carriage 3, and arc carriage 3 is located mounting disc 2, and arc carriage 3 and mounting disc 2 horizontal slip setting, the both ends of the top of arc carriage 3 and bottom rigid coupling have clamping piece 4 respectively, and two clamping pieces 4 are used for blocking arc carriage 3 on mounting disc 2, prevent that arc carriage 3 and mounting disc 2 separation.
4 clamping pieces 4 and the arc sliding frame 3 are integrally formed.
Further optimizing scheme, driving disk 9 includes driving disk seat 901, and driving disk seat 901 is with the axle sleeve on connecting axle 8, and driving disk seat 901 rotates with connecting axle 8 to be connected, is equipped with spiral spout 902 on the driving disk seat 901, and horizontal slide bar 5's one end sliding connection is in spiral spout 902.
In a further optimized scheme, the adjustable driving locking part comprises two first gears 10, the first gears 10 are meshed with the driving disc seat 901, the two first gears 10 are rotatably arranged on the retainer 40, the bottom of the retainer 40 is fixedly connected with the inner wall of the mounting disc 2, and the first gears 10 are clamped with clamping parts;
the first gear 10 is coaxially sleeved on the transmission shaft 12, the transmission shaft 12 is coaxially sleeved with a second gear 11, the second gear 11 is vertically and slidably arranged with the transmission shaft 12, and the second gear 11 is meshed with the inner ring of any first gear 10;
the end part of the transmission shaft 12 is in transmission connection with a first driving part;
the center of the second gear 11 is connected with a screw 14 in a threaded manner, the top end of the screw 14 is connected with an output shaft of the second motor 13 in a shaft mode, and the fixed end of the second motor 13 is fixedly connected with the top of the transmission shaft 12.
Further optimizing scheme, the first drive part includes first step motor 7, and the output shaft of first step motor 7 and the tip coupling of transmission shaft 12, the stiff end and the mounting disc 2 bottom rigid coupling of first step motor 7.
Further optimizing scheme, the clamping and fixing part includes first pin 25, the one end and the lateral wall joint of first gear 10 of first pin 25, first pin 25 horizontal slip is in mounting plate 2, the one end rigid coupling that first gear 10 was kept away from to first pin 25 has iron slide 23, iron slide 23 sliding connection is in mounting plate 2, be equipped with first spring 24 between iron slide 23 and the mounting plate 2 inner wall, the one end and the iron slide 23 rigid coupling of first spring 24, the other end and the mounting plate 2 inner wall rigid coupling of first spring 24, first spring 24 is with the axle sleeve setting on first pin 25, one side magnetism that iron slide 23 kept away from first pin 25 is connected with electro-magnet 22, electro-magnet 22 builds in mounting plate 2.
In a further optimized scheme, the second gear 11 comprises an inner ring 1101, the center of the inner ring 1101 is in threaded connection with a screw 14, one ends of a plurality of connecting arms 1102 are fixedly connected to the inner ring 1101 at equal intervals in the circumferential direction, the other ends of the connecting arms 1102 are fixedly connected to the inner ring of an outer gear 1103, and the outer wall of the outer gear 1103 is meshed with the inner ring of the first gear 10;
the transmission shaft 12 is of a hollow structure, the side wall of the transmission shaft 12 is provided with vertically arranged sliding grooves, a plurality of sliding grooves are in one-to-one correspondence with a plurality of connecting arms 1102, and the sliding grooves are matched with the connecting arms 1102.
When the propeller is adjusted in dynamic balance, the outer edge of the propeller during rotation is polished, and the center of gravity is adjusted to the rotation axis of the propeller, so that the movement amounts of the two arc-shaped grinding plates 15 relative to the mounting plate 2 are different.
When the arc-shaped grinding disc 15 is required to move, the two driving disc seats 901 respectively rotate, so that one end of the horizontal sliding rod 5 slides along the spiral chute 902, the horizontal sliding rod 5 further horizontally moves in the mounting disc 2, the rotation amounts of the two driving disc seats 901 are different, and the movement amounts of the arc-shaped grinding disc 15 are also different.
The driving disc seat 901 is sleeved on the connecting shaft 8 and is rotationally connected with the connecting shaft 8, and the driving disc seat 901 cannot vertically slide on the connecting shaft 8.
The driving disc seats 901 are respectively driven to rotate through the first gears 10.
The two first gears 10 are rotatably connected to the cage 40, referring to fig. 7, the cage 40 is provided with a chute for the rotation of the first gears 10, the hoops 41 are coaxially and fixedly connected to the upper and lower surfaces of the first gears 10, the hoops 41 are rotatably arranged in the cage 40, and the hoops 41 are arranged so that the first gears 10 can only rotate on the cage 40 and cannot be separated from the cage 40.
The holder 40 has an arc-shaped structure.
Referring to fig. 4, the transmission shaft 12 is of a hollow structure, the side wall of the transmission shaft 12 is provided with vertically arranged sliding grooves, a plurality of sliding grooves are in one-to-one correspondence with a plurality of connecting arms 1102, and the number of the connecting arms 1102 is preferably 4.
The inner ring 1101, the 4 connecting arms 1102 and the outer gear 1103 are integrally constructed such that the second gear 11 slides vertically on the drive shaft 12. The drive shaft 12 is arranged coaxially with the second gear 11.
The screw 14 is driven to rotate by a second motor 13 at the top of the transmission shaft 12, and the screw 14 drives the outer gear 1103 to vertically slide on the transmission shaft 12 through the inner ring 1101 by the screw thread effect.
Since the second gear 11 and the transmission shaft 12 cannot rotate relatively, the second gear 11 and the transmission shaft 12 can move vertically.
When the second gear 11 moves to the inner side of one of the first gears 10, the external gear 1103 is meshed with the inner ring of the first gear 10, so that the corresponding first gear 10 rotates, and the corresponding driving disc 9 is driven to rotate, and one of the arc-shaped grinding sheets 15 is driven to move through the horizontal sliding rod 5.
When the other cambered abrasive piece 15 is required to move, the second gear 11 is driven to move to the inner side of the other first gear 10 by the rotation of the second motor 13 driving the screw 14, and the other cambered abrasive piece 15 is further realized to move.
After the position of the arc-shaped grinding disc 15 is moved, one end of the first pin rod 25 is clamped in the tooth of the first gear 10, so that the first gear 10 cannot rotate, and the position of the arc-shaped grinding disc 15 is fixed.
By controlling the electromagnet 22 to be opened and closed, the electromagnet 22 has magnetism, when the electromagnet 22 has magnetism, the iron slide piece 23 is attracted, at the moment, the first spring 24 is stretched, the end part of the first pin rod 25 is separated from the teeth of the first gear 10, the first gear 10 can rotate, when the electromagnet 22 is closed, the magnetism disappears, the first spring 24 restores the original length, the iron slide piece 23 and the first pin rod 25 are driven to slide, and the end part of the first pin rod 25 stretches into the teeth of the first gear 10, so that the clamping connection between the first gear 10 and the first pin rod 25 is realized.
In a further optimization scheme, the laser detection part comprises a plurality of laser radars 20, the plurality of laser radars 20 are sequentially fixedly connected to one side of the top of the frame body 1, the plurality of laser radars 20 are used for sweeping the structure of the code rotary wing piece 16 and producing a rotary wing piece 16 model, the rotary wing piece 16 model is transmitted to a computer, the produced rotary wing piece 16 model is adjusted through the computer, and the transmitting angle of the laser radars 20 faces 45 degrees in the axial center direction of the propeller;
the laser marking part comprises a plurality of positioning lasers 19, the positioning lasers 19 are fixedly connected to one side, far away from the laser radar 20, of the top of the frame body 1 in sequence, the positioning lasers 19 are used for marking modification points on corresponding rotor wing pieces 16 according to a produced rotor wing piece 16 model, and the occurrence angle of the positioning lasers 19 is vertical downward.
Example 2:
referring to fig. 9 to 10, the difference between the present embodiment and embodiment 1 is that the rotor blade angle twisting device 18 includes a horizontal chute 17, the horizontal chute 17 is fixedly connected to the top of the mounting plate 2, a second stepping motor 26 is slidably connected to the horizontal chute 17, an output shaft of the second stepping motor 26 is pivotally connected to a turntable 39, and a base 35 is hinged to the top of the turntable 39; the base 35 is provided with a second clamping portion, and the second clamping portion is used for clamping and fixing the base 35 and the turntable 39.
The top of the base 35 is fixedly connected with an annular mounting ring 27, and one side of the annular mounting ring 27 is provided with an opening; the annular mounting ring 27 is rotationally connected with two symmetrically arranged arc-shaped sliding blocks 28, one opposite sides of the two arc-shaped sliding blocks 28 are fixedly connected with two ends of a connecting rod 30 respectively, the middle parts of the side walls of the opposite sides of the two arc-shaped sliding blocks 28 are fixedly connected with fixed ends of telescopic rods 29 respectively, movable ends of the telescopic rods 29 are fixedly connected with pressing heads 31, and the pressing heads 31 are rotationally connected with pressing rollers 32.
The outer wall of the arc-shaped sliding block 28 at the bottom is meshed with a third gear 33, the third gear 33 is rotatably arranged in a base 35, the axle center of the third gear 33 is fixedly connected with an output shaft of a third stepping motor 34, and the fixed end of the third stepping motor 34 is fixedly connected to the outer side of the base 35.
The second clamping part comprises a second pin rod 38 which vertically slides, the second pin rod 38 vertically slides in the base 35, a second spring 37 is arranged between the top of the second pin rod 38 and the inner wall of the base 35, two ends of the second spring 37 are fixedly connected with the top of the second pin rod 38 and the inner wall of the base 35 respectively, the bottom end of the second pin rod 38 is clamped with a turntable 39, one end of a deflector rod 36 which is horizontally arranged is fixedly connected in the middle of the second pin rod 38, the other end of the deflector rod 36 is positioned outside the base 35, and the deflector rod 36 and the base 35 vertically slide.
When adjusting the propeller dynamic balance, by putting the annular mounting ring 27 flat, the annular mounting ring 27 is prevented from affecting the propeller rotation.
The horizontal chute 17 does not interfere with the movement of the arcuate grinding plates 15, and the horizontal chute 17 may be provided on one side of the connecting line of the two arcuate grinding plates 15. The horizontal chute 17 is only required to have its extension line arranged in line with the centre of the mounting plate 2.
After the dynamic balance is adjusted and the rotary fins 16 are scanned, the annular mounting ring 27 is erected, the second pin rod 38 is lifted by stirring the deflector rod 36, the second spring 37 is compressed, after the annular mounting ring 27 is erected, the deflector rod 36 is loosened, the second spring 37 releases elasticity, and the end part of the second pin rod 38 is inserted into a slot arranged on the turntable 39, so that the vertical state of the annular mounting ring 27 can be ensured.
The vane 16 is made to enter through the opening on one side of the annular mounting ring 27, and the vane 16 is held between the two press rollers 32, and the vane 16 is clamped by the two press rollers 32 by the telescopic rod 29.
The third gear 33 is driven to rotate by the third stepping motor 34, and the third gear 33 drives the arc-shaped sliding block 28 to rotate in the annular mounting ring 27 through meshing action, so that the torsion degree of the rotary wing piece 16 is adjusted.
The second stepping motor 26 drives the turntable 39 to rotate, so that the angle of the annular mounting ring 27 is adjusted.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (10)
1. The utility model provides a rotor piece school type device which characterized in that: comprises a frame body (1), a laser detection part, a laser marking part, a mounting disc (2), a dynamic balance adjusting component and a rotor blade angle torsion device (18);
the laser detection part and the laser mark are respectively fixedly connected to two sides of the top of the frame body (1);
the mounting plate (2) is positioned below the laser detection part, and the mounting plate (2) is fixedly connected with the middle part of the frame body (1);
the bottom axle center of the mounting plate (2) is fixedly connected with a fixed end of a propeller driving part, and the output axle center of the propeller driving part is fixedly connected with a propeller consisting of a plurality of rotary wings (16);
the dynamic balance adjusting component is arranged on the mounting plate (2) and is used for adjusting the dynamic balance of the propeller;
the rotor blade angle torsion device (18) is movably arranged on the mounting plate (2), and the rotor blade angle torsion device (18) is used for adjusting the torsion degree of any rotor blade (16) of the propeller.
2. A rotor blade calibration apparatus according to claim 1, wherein: the propeller driving part comprises a driving motor (6), the fixed end of the driving motor (6) is fixedly connected with the bottom of the mounting plate (2), the output shaft of the driving motor (6) is connected with one end of a connecting shaft (8) in a shaft mode, and the other end of the connecting shaft (8) is fixedly connected with the propeller through a fastening ring (21).
3. A rotor blade calibration apparatus according to claim 2, wherein: the dynamic balance adjusting assembly comprises two symmetrically arranged arc-shaped grinding plates (15), the arc-shaped grinding plates (15) are slidably connected to the two ends of the mounting plate (2), the screw propeller is arranged between the two arc-shaped grinding plates (15), the two arc-shaped grinding plates (15) are in transmission connection with the two ends of the horizontal moving assembly, and the horizontal moving assembly is arranged in the mounting plate (2).
4. A rotor blade calibration device according to claim 3, wherein: the horizontal moving assembly comprises two driving discs (9), the driving discs (9) are coaxially sleeved on the connecting shaft (8), the connecting shaft (8) is rotationally connected with the driving discs (9), one end of a horizontal sliding rod (5) is connected with the driving discs (9) in a transmission manner, and the other end of the horizontal sliding rod (5) is fixedly connected with the arc-shaped grinding disc (15);
the two driving discs (9) are connected with the same adjustable driving locking part in a transmission way.
5. The rotor blade calibration apparatus of claim 4, wherein: the driving disc (9) comprises a driving disc seat (901), the driving disc seat (901) is coaxially sleeved on the connecting shaft (8), the driving disc seat (901) is rotationally connected with the connecting shaft (8), a spiral chute (902) is arranged on the driving disc seat (901), and one end of the horizontal sliding rod (5) is slidably connected in the spiral chute (902).
6. The rotor blade calibration apparatus of claim 5, wherein: the adjustable driving locking part comprises two first gears (10), the first gears (10) are meshed with the driving disc seat (901), the two first gears (10) are rotatably arranged on the retainer (40), the bottom of the retainer (40) is fixedly connected with the inner wall of the mounting disc (2), and the first gears (10) are clamped with the clamping part;
the first gears (10) are coaxially sleeved on the transmission shaft (12), the transmission shaft (12) is coaxially sleeved with a second gear (11), the second gear (11) and the transmission shaft (12) are vertically and slidably arranged, and the second gear (11) is meshed with the inner ring of any one of the first gears (10);
the end part of the transmission shaft (12) is in transmission connection with a first driving part;
the center thread of the second gear (11) is connected with a screw rod (14), the top end of the screw rod (14) is connected with an output shaft of a second motor (13) in a shaft mode, and the fixed end of the second motor (13) is fixedly connected with the top of the transmission shaft (12).
7. The rotor blade calibration apparatus of claim 6, wherein: the first driving part comprises a first stepping motor (7), an output shaft of the first stepping motor (7) is in shaft connection with the end part of the transmission shaft (12), and a fixed end of the first stepping motor (7) is fixedly connected with the bottom of the mounting plate (2).
8. The rotor blade calibration apparatus of claim 6, wherein: the clamping part comprises a first pin rod (25), one end of the first pin rod (25) is clamped with the side wall of the first gear (10), the first pin rod (25) horizontally slides in the mounting plate (2), one end of the first pin rod (25) away from the first gear (10) is fixedly connected with an iron slide (23), the iron slide (23) is slidably connected in the mounting plate (2), a first spring (24) is arranged between the iron slide (23) and the inner wall of the mounting plate (2), one end of the first spring (24) is fixedly connected with the iron slide (23), the other end of the first spring (24) is fixedly connected with the inner wall of the mounting plate (2), the first spring (24) is coaxially sleeved on the first pin rod (25), one side, far away from the first pin rod (25), of the iron slide (23) is magnetically connected with an electromagnet (22), and the electromagnet (22) is embedded in the mounting plate (2).
9. The rotor blade calibration apparatus of claim 6, wherein: the second gear (11) comprises an inner ring (1101), the center of the inner ring (1101) is in threaded connection with the screw (14), one ends of a plurality of connecting arms (1102) are fixedly connected to the inner ring (1101) at equal intervals in the circumferential direction, the other ends of the connecting arms (1102) are fixedly connected to the inner ring of the outer gear (1103), and the outer wall of the outer gear (1103) is meshed with the inner ring of the first gear (10);
the transmission shaft (12) is of a hollow structure, a plurality of sliding grooves which are vertically arranged are formed in the side wall of the transmission shaft (12), the sliding grooves correspond to the connecting arms (1102) one by one, and the sliding grooves are matched with the connecting arms (1102).
10. A rotor blade calibration apparatus according to claim 1, wherein: the laser detection part comprises a plurality of laser radars (20), the laser radars (20) are fixedly connected to one side of the top of the frame body (1) in sequence, the laser radars (20) are used for scanning the structure of the rotor blade (16) and producing a rotor blade (16) model, the rotor blade (16) model is transmitted to a computer, the produced rotor blade (16) model is adjusted through the computer, and the transmitting angle of the laser radars (20) faces 45 degrees in the axial direction of the propeller;
the laser marking part comprises a plurality of positioning lasers (19), wherein the positioning lasers (19) are fixedly connected to one side, far away from the laser radar (20), of the top of the frame body (1) in sequence, the positioning lasers (19) are used for marking modification points on the corresponding rotor wing pieces (16) according to the produced rotor wing piece (16) model, and the occurrence angle of the positioning lasers (19) is vertical downward.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310790830.8A CN116788520B (en) | 2023-06-30 | 2023-06-30 | Rotor blade correction device |
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| CN202310790830.8A CN116788520B (en) | 2023-06-30 | 2023-06-30 | Rotor blade correction device |
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| CN116788520B CN116788520B (en) | 2024-05-14 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100162566A1 (en) * | 2008-12-22 | 2010-07-01 | Airbus Operations S.A.S. | Tool, tool set and method of setting the pitch of the blades of a model propeller |
| CN105644801A (en) * | 2014-11-14 | 2016-06-08 | 江西昌河航空工业有限公司 | Adjustment method for helicopter rotor single blade interchange |
| CN108970914A (en) * | 2018-08-14 | 2018-12-11 | 晨龙飞机（荆门）有限公司 | A kind of automatic machinery people of airframe part touch-up paint reparation |
| CN110562485A (en) * | 2019-09-24 | 2019-12-13 | 哈尔滨工业大学 | Coaxial rotor hovering characteristic measuring device of mars aircraft with adjustable propeller pitch |
| DE102019218993A1 (en) * | 2019-12-05 | 2021-06-10 | MTU Aero Engines AG | SUPPORT ARRANGEMENT FOR HANGING AN AIRCRAFT ENGINE OR MODULE FOR ASSEMBLY OR REVISION PURPOSES |
| CN114046935A (en) * | 2022-01-10 | 2022-02-15 | 天峋（常州）智能科技有限公司 | Unmanned aerial vehicle screw dynamic balance testing arrangement |
| CN116062184A (en) * | 2023-03-23 | 2023-05-05 | 中国民用航空飞行学院 | Aviation propeller performance testing device and application method thereof |
-
2023
- 2023-06-30 CN CN202310790830.8A patent/CN116788520B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100162566A1 (en) * | 2008-12-22 | 2010-07-01 | Airbus Operations S.A.S. | Tool, tool set and method of setting the pitch of the blades of a model propeller |
| CN105644801A (en) * | 2014-11-14 | 2016-06-08 | 江西昌河航空工业有限公司 | Adjustment method for helicopter rotor single blade interchange |
| CN108970914A (en) * | 2018-08-14 | 2018-12-11 | 晨龙飞机（荆门）有限公司 | A kind of automatic machinery people of airframe part touch-up paint reparation |
| CN110562485A (en) * | 2019-09-24 | 2019-12-13 | 哈尔滨工业大学 | Coaxial rotor hovering characteristic measuring device of mars aircraft with adjustable propeller pitch |
| DE102019218993A1 (en) * | 2019-12-05 | 2021-06-10 | MTU Aero Engines AG | SUPPORT ARRANGEMENT FOR HANGING AN AIRCRAFT ENGINE OR MODULE FOR ASSEMBLY OR REVISION PURPOSES |
| CN114046935A (en) * | 2022-01-10 | 2022-02-15 | 天峋（常州）智能科技有限公司 | Unmanned aerial vehicle screw dynamic balance testing arrangement |
| CN116062184A (en) * | 2023-03-23 | 2023-05-05 | 中国民用航空飞行学院 | Aviation propeller performance testing device and application method thereof |
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| CN116788520B (en) | 2024-05-14 |
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