CN115290434A

CN115290434A - Wind-force blade detection device

Info

Publication number: CN115290434A
Application number: CN202210950454.XA
Authority: CN
Inventors: 周建松; 周建中
Original assignee: Jiangsu Yinhao Intelligent Equipment Co ltd
Current assignee: Jiangsu Yinhao Intelligent Equipment Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-11-04

Abstract

The invention discloses a wind blade detection device, which relates to the technical field of wind power generation equipment and comprises a bottom plate, a clamping mechanism and a testing mechanism, wherein the bottom plate is provided with the clamping mechanism for fixing a fan blade; the testing mechanism for hardness detection is arranged on the bottom plate and comprises a movable frame which is slidably mounted on the upper surface of the bottom plate, an extrusion assembly, a walking assembly and a scanning assembly are arranged on the movable frame, the extrusion assembly comprises an extrusion rod which is horizontally slidably mounted on the movable frame, the movable frame moves along the direction perpendicular to the front edge of the fan blade through the walking assembly, the scanning assembly comprises a walking rod, a scanner is arranged at the upper end of the walking rod, a double-engraving pen is arranged at the lower end of the walking rod, a scroll is arranged below the walking rod, and an alarm is arranged at the position close to the walking rod.

Description

Wind-force blade detection device

Technical Field

The invention relates to the technical field of wind power generation equipment, in particular to a wind blade detection device.

Background

The blade is the most basic and key component in the wind driven generator, the good design, the reliable quality and the superior performance of the blade are the determining factors for ensuring the normal and stable operation of the unit, in the wind driven generator, the design of the blade directly influences the conversion efficiency of wind energy and the annual energy production, and is an important ring for the utilization of the wind energy, the large-scale wind driven generator blade adopts two main processes, namely mold opening manual layering and closed mold vacuum soaking, commonly used is closed mold vacuum soaking, firstly, a reinforcing material is paved on a mold coated with silica gel, in an advanced modern factory, a special layering machine is adopted for layering, and then basic resin is input by a vacuum auxiliary soaking technology. The cured blade is sent to the next working procedure by an automatic operating device for grinding, polishing and the like, and most of the blades do not need to be painted because the die is coated with silica gel.

In the production and manufacturing process of the wind power blade, in order to ensure the manufacturing quality of the wind power blade, the wind power blade needs to be detected in an all-around manner, and the Chinese patent with the publication number of CN210321651U discloses a wind power generation blade detection device, which comprises a fixed base, a detection mechanism and a conveying mechanism, wherein a plurality of supporting blocks are arranged on the lower end surface of the fixed base, a power box is arranged on one side of the upper end surface of the fixed base, the detection mechanism is arranged on the upper end surface of the fixed base, the detection mechanism consists of a fixed frame, a connecting block, a mounting ring and a plurality of ultrasonic coating thickness gauges, the fixed frame is arranged at the middle position of the upper end surface of the fixed base, the connecting block is arranged on one side, close to the middle of the fixed base, of the fixed frame, the mounting ring is arranged at the other end of the connecting block, and a plurality of ultrasonic coating thickness gauges are arranged on the inner side wall of the mounting ring.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: a wind blade detecting device is provided which can test the stiffness of the leading edge position of a wind blade.

Aiming at the technical problems, the technical scheme adopted by the invention is as follows: a wind blade detection device comprises a bottom plate, wherein a clamping mechanism used for fixing a fan blade is arranged on the bottom plate, the clamping mechanism comprises a first clamping jaw and a second clamping jaw which are arranged at two ends of the bottom plate, and the number of the first clamping jaw and the number of the second clamping jaw are two respectively; the bottom plate on be equipped with and be used for carrying out the accredited testing organization that hardness detected to the leading edge position of fan blade, accredited testing organization include the movable frame of slidable mounting at the bottom plate upper surface, movable frame on be equipped with extrusion subassembly, walking subassembly and scanning subassembly, extrusion subassembly include horizontal sliding mounting at the extrusion pole on the movable frame, the extrusion pole be the telescopic link, movable frame pass through the leading edge position direction removal of walking subassembly along perpendicular to fan blade, the scanning subassembly include the upper bracket of fixed mounting on movable frame, the upper bracket on horizontal sliding mounting have the walking pole, walking pole upper end be equipped with the scanner, the walking pole lower extreme is equipped with the repetition pen, walking pole below be equipped with the spool, the walking pole on be equipped with the ejector pin, upper bracket below be close to ejector pin one side be equipped with the alarm.

Furthermore, the extrusion assembly further comprises a linkage rod vertically and slidably mounted on the movable frame, a horizontal sliding groove is formed in the linkage rod, and the linkage rod drives the extrusion rod to reciprocate through the adjusting part so as to provide power for the movement of the extrusion rod.

Furthermore, the adjusting part comprises a moving block which is slidably mounted in the horizontal sliding groove, a round block is arranged on one side of the moving block and hinged to the second end of the connecting rod, a connecting block is rotatably mounted on the extrusion rod, a driving block is rotatably mounted on the linkage rod, limiting blocks are arranged on two sides of the driving block and slidably connected with the first limiting block, and a second limiting block is slidably connected with the connecting rod and used for adjusting the acting force of the extrusion rod.

Furthermore, the moving block is in threaded connection with the adjusting lead screw, the adjusting lead screw is rotatably installed in the horizontal sliding groove, the adjusting lead screw is fixedly connected with the installing gear, the installing gear is meshed with the driving gear to form gear transmission, the adjusting motor is fixedly installed on the horizontal sliding groove, and the driving gear is coaxially and fixedly installed on an output shaft of the adjusting motor to provide power for the moving block to move.

Further, linkage rod lower extreme fixed mounting have an arc frame, arc frame in be equipped with the arc wall, moving frame on fixed mounting have a walking motor, the coaxial fixed mounting of walking motor output shaft have intermittent gear, intermittent gear and bull stick first end articulated, bull stick second end sets up the arc wall in, provide power for the reciprocating motion of linkage rod.

Further, the removal frame on rotate and install full gear, full gear and intermittent gear have a tooth portion to mesh, intermittent gear rotate four rings, full gear rotate the round, full gear be connected through drive belt and axletree, the removal frame on rotate and install the axletree, axletree both ends fixed mounting have the walking wheel, removal frame on be equipped with the universal wheel, be convenient for remove frame's removal.

Further, moving frame on fixed mounting have a bracing piece, the bracing piece on rotate and install two running rollers, the leading edge position of running roller lateral wall and fan blade contact, moving frame on fixed mounting have a dead lever, bottom plate upper surface fixed mounting have a spacing groove, the spacing groove on slidable mounting have a slider, the slider on rotate and install the first end of right-angle bar, through the powerful spring sliding connection coaxial with the dead lever between right-angle bar second end and the dead lever for guarantee moving frame along perpendicular to fan blade leading edge position direction removal.

Furthermore, the axle is fixedly provided with a round rod, the round rod is fixedly provided with a rotating gear, the rotating gear is meshed with the driven gear to form gear transmission, the lower end of the movable frame is fixedly provided with a lower support, the lower support is provided with a reel, and the reel is fixedly connected with the driven gear and used for driving the reel to rotate so as to record data conveniently.

Compared with the prior art, the invention has the beneficial effects that: (1) The extrusion assembly provided by the invention can apply acting force to the front edge position of the wind blade by utilizing the reciprocating movement of the extrusion rod, indentations with different depths are left on the surface according to the hardness difference of the wind blade, and meanwhile, the size of the acting force can be changed by the adjusting part, so that the detection requirements of different degrees are met, the automation degree is greatly improved, and the batch detection of the wind blade can be realized; (2) The walking assembly drives the walking wheels to move through gear transmission, the direction is controlled by the universal wheels, and meanwhile, the positioning part is arranged on the moving frame, so that the moving frame can move forwards along the position vertical to the front edge of the wind blade, the acting force applied by the extrusion rod is ensured to be vertical to the front edge of the wind blade all the time, the detection accuracy is improved, and errors are avoided; (3) The scanning assembly can move along the indentation through the walking rod, so that the indentation is scanned onto the scroll, workers can conveniently observe the detection structure, and meanwhile, when the indentation exceeds a standard value, the alarm is automatically triggered to remind the workers to check, and the hardness detection of the wind blade is ensured to be smoothly carried out.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic structural diagram of a wind turbine blade according to the present invention.

Fig. 3 is a schematic structural view of the clamping mechanism of the present invention.

FIG. 4 is a schematic structural diagram of a testing mechanism according to the present invention.

FIG. 5 is a schematic diagram of a moving frame according to the present invention.

FIG. 6 is a schematic view of the extrusion assembly of the present invention.

Fig. 7 is a sectional view taken at B-B in fig. 6.

FIG. 8 is a schematic view of the walking assembly of the present invention.

FIG. 9 is a schematic view of a positioning portion of the present invention.

Fig. 10 is a cross-sectional view taken at C-C in fig. 9.

FIG. 11 is a schematic view of a scanning assembly according to the present invention.

Fig. 12 is a schematic view of the walking stick of the present invention.

Fig. 13 is a schematic view of the alarm of the present invention.

Fig. 14 is a schematic view of the internal structure of the alarm of the present invention.

Reference numerals: 1-a bottom plate; 2-fan blades; 3-a clamping mechanism; 4-a testing mechanism; a-a leading edge; 301-a fixed support; 302-a clamping motor; 303-main gear; 304-pinion; 305-a worm; 306-a sleeve; 307-worm gear; 308-bidirectional screw rod; 309-a guide bar; 310-a first clamping jaw; 311-clamping jaw two; 401-moving the frame; 402-a squeeze bar; 403-linkage rod; 404-connecting block; 405-a drive block; 406-a link; 407-moving block; 408-adjusting the lead screw; 409-mounting a gear; 410-a drive gear; 411-a trim motor; 412-an arc shaped shelf; 413-rotating rod; 414-intermittent gear; 415-a walking motor; 416-full gear; 417-axle; 418-road wheels; 419-universal wheels; 420-a fixing rod; 421-right angle rod; 422-a slide block; 423-strong spring; 424-limiting groove; 425-support rods; 426-rolling; 427-upper support; 428-walking beam; 429-lower support; 430-round bar; 431-a rotating gear; 432-a driven gear; 433-reel; 434-alarm; 4341-top cap; 4342-inferior shell; 4343-sector gear; 4344-first gear; 4345-second gear; 4346-turning block; 4347 iron block.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example (b): the wind blade detection device shown in fig. 1-12 comprises a bottom plate 1, a clamping mechanism 3 and a testing mechanism 4, wherein the bottom plate 1 is provided with the clamping mechanism 3 for fixing a fan blade 2, the clamping mechanism 3 comprises guide rods 309 fixedly installed at two ends of the bottom plate 1, a first clamping jaw 310 and a second clamping jaw 311 are respectively installed on the two guide rods 309 in a sliding mode, the two clamping jaws 310 and the two clamping jaws 311 are respectively arranged, the two ends of the fan blade 2 are fixed through the first clamping jaw 310 and the second clamping jaw 311, the fan blade 2 is provided with a leading edge a, the testing mechanism 4 is used for testing the hardness of the position of the leading edge a, the testing mechanism 4 is arranged above the bottom plate 1 and comprises a movable frame 401 sliding along the upper surface of the bottom plate 1, the movable frame 401 is provided with an extrusion assembly, a walking assembly and a scanning assembly, and the hardness test of the position a on the fan blade 2 is realized through mutual matching of the leading edges.

The clamping mechanism 3 further comprises a fixed support 301, a clamping motor 302, a main gear 303, a secondary gear 304, a worm 305, sleeves 306, a worm gear 307, a bidirectional screw rod 308, a first clamping jaw 310 and a second clamping jaw 311, the fixed support 301 is fixedly arranged on the upper surface of the bottom plate 1, the clamping motor 302 is fixedly arranged on the fixed support 301, the main gear 303 is coaxially and fixedly arranged on an output shaft of the clamping motor 302, the main gear 303 is meshed with the secondary gear 304 to form gear transmission, the secondary gear 304 is fixedly connected with the worm 305, the worm 305 is meshed with the worm gear 307, the two sleeves 306 are fixedly arranged on the upper surface of the bottom plate 1, the two sleeves 306 are arranged at two ends of the bottom plate 1, the bidirectional screw rod 308 is coaxially and rotatably arranged on the sleeves 306, the bidirectional screw rod 308 is coaxially and fixedly connected with the worm gear 307, the threads at two ends of the bidirectional screw rod 308 are reversed, the total number of the bidirectional screw rods 308 is two, the first two-way screw 308 is provided with two first clamping jaws 310 for clamping a first end of the fan blade 2, the second two-way screw 308 is provided with two second clamping jaws 311 for clamping a second end of the fan blade 2, during operation, the fan blade 2 is placed between the first clamping jaws 310 and the second clamping jaws 311, the clamping motor 302 is started, an output shaft of the clamping motor 302 rotates to drive the main gear 303 to rotate, the main gear 303 drives the pinion 304 to rotate through gear transmission, the pinion 304 drives the worm 305 to rotate, the worm 305 drives the worm wheel 307 to rotate, the worm wheel 307 drives the two-way screw 308 to rotate, the first clamping jaws 310 and the second clamping jaws 311 are close to each other by two sections of reverse threads of the two-way screw 308, the first clamping jaws 310 clamp the first end of the fan blade 2, and the second clamping jaws 311 clamp the second end of the fan blade 2, so that the fan blade 2 is fixed above the bottom plate 1.

The extrusion assembly comprises an extrusion rod 402, a linkage rod 403 and an adjusting part, the extrusion assembly applies acting force to a front edge A position on the fan blade 2 by utilizing reciprocating movement of the extrusion rod 402, the extrusion rod 402 is horizontally installed on the moving frame 401 in a sliding mode, the extrusion rod 402 is a telescopic rod, indentations with different depths are obtained according to hardness difference of the front edge A position on the fan blade 2, the linkage rod 403 is vertically installed on the moving frame 401 in a sliding mode, the linkage rod 403 drives the extrusion rod 402 to reciprocate through the adjusting part, in operation, the moving frame 401 ensures that the front edge A positions on the extrusion rod 402 and the fan blade 2 are in a vertical state through the traveling assembly, the linkage rod 403 intermittently reciprocates, the extrusion rod 402 is driven by the adjusting part to intermittently reciprocate, the acting force with the same size is applied to the front edge A position on the fan blade 2, and the indentations are formed.

The adjusting part comprises a connecting block 404, a driving block 405, a connecting rod 406, a moving block 407, an adjusting screw 408, an installing gear 409, a driving gear 410 and an adjusting motor 411, the connecting block 404 is rotatably installed on the extrusion rod 402, the driving block 405 is rotatably installed on the linkage rod 403, two sides of the driving block 405 are provided with limiting blocks, the connecting block 404 slides along the first limiting block of the driving block 405, the first end of the connecting rod 406 is slidably installed on the second limiting block of the driving block 405, the side surface of the moving block 407 is provided with a round block, the second end of the connecting rod 406 is hinged with the round block of the moving block 407, the linkage rod 403 is provided with a horizontal sliding groove, the moving block 407 is slidably installed in the horizontal sliding groove of the linkage rod 403, the moving block 407 is in threaded connection with the adjusting screw 408, the horizontal sliding groove of the linkage rod is rotatably installed with the adjusting screw 408, and the adjusting screw 408 is fixedly connected with the installing gear 409, the installation gear 409 is meshed with the driving gear 410 to form gear transmission, an adjusting motor 411 is fixedly installed on a horizontal sliding groove of the linkage rod 403, the driving gear 410 is coaxially and fixedly installed on an output shaft of the adjusting motor 411, in operation, when the acting force of the extrusion rod 402 needs to be adjusted, the adjusting motor 411 is started, the output shaft of the adjusting motor 411 rotates to drive the driving gear 410 to rotate, the driving gear 410 drives the installation gear 409 to rotate through the gear transmission, the installation gear 409 drives the adjusting screw 408 to rotate, the adjusting screw 408 drives the moving block 407 to slide along the horizontal sliding groove of the linkage rod 403, the moving block 407 drives the driving block 405 to rotate through the connecting rod 406, the driving block 405 rotates to change a limiting block and a horizontal angle of the driving block 405, the reciprocating movement distance of the extrusion rod 402 is changed through the connecting block 404, the acting force of the extrusion rod 402 is adjusted, and the detection requirement of the fan blade 2 is met.

The walking assembly comprises an arc-shaped frame 412, a rotating rod 413, an intermittent gear 414, a walking motor 415, a full gear 416, an axle 417, walking wheels 418, a universal wheel 419 and a positioning part, the arc-shaped frame 412 is fixedly installed at the lower end of a linkage rod 403, an arc-shaped groove is formed in the arc-shaped frame 412, the walking motor 415 is fixedly installed at the lower end of the moving frame 401, the intermittent gear 414 is fixedly installed on an output shaft of the walking motor 415 coaxially, the intermittent gear 414 is fixedly connected with a first end of the rotating rod 413, a second end of the rotating rod 413 is arranged in the arc-shaped groove of the arc-shaped frame 412, the full gear 416 is rotatably installed at the lower end of the moving frame 401 and meshed with a tooth part of the intermittent gear 414, the intermittent gear 414 rotates for one circle to drive the full gear 416, the axle 417 is rotatably installed at the lower end of the moving frame 401, the full gear 416 is connected with the axle 417 through a transmission belt to form belt transmission, the walking wheels 418 are fixedly installed at two ends of the axle 417, the outer wall of the walking wheels 418 is contacted with the upper surface of the bottom plate 1, the universal wheel 419 is arranged at the lower end of the moving frame 401, the positioning part is arranged on the moving frame 401, for ensuring that the moving frame 401 moves in a position perpendicular to the leading edge a of the fan blade 2, which, in operation, the walking motor 415 is started, the output shaft of the walking motor 415 rotates to drive the intermittent gear 414 to rotate, the intermittent gear 414 drives the rotating rod 413 to rotate, the rotating rod 413 drives the linkage rod 403 to slide along the vertical direction of the moving frame 401 in a reciprocating manner through the arc-shaped frame 412, when the distance between the arc frame 412 and the upper surface of the bottom plate 1 is shortest, the second end of the rotating rod 413 slides along the arc groove of the arc frame 412, meanwhile, the intermittent gear 414 drives the rotating rod 413 to rotate through gear transmission, the rotating rod 413 drives the axle 417 to rotate through belt transmission, the axle 417 drives the travelling wheels 418 to rotate, the traveling wheels 418 are controlled by universal wheels 419 to move the moving frame 401 upward at a position perpendicular to the front edge a of the fan blade 2 by the positioning portion.

Location portion includes extrusion stem 402, right angle pole 421, slider 422, powerful spring 423, spacing groove 424, bracing piece 425, running roller 426, fixed mounting has dead lever 420 on the removal frame 401, fixed surface installs spacing groove 424 on the bottom plate 1, slidable mounting has slider 422 on the spacing groove 424, the first end of right angle pole 421 is installed in the rotation of slider 422 upper end, right angle pole 421 second end has dead lever 420 through powerful spring 423 slidable mounting, fixed mounting has bracing piece 425 on the removal frame 401, bracing piece 425 both ends are rotated and are installed running roller 426, in operation, running roller 426 and fan blade 2's leading edge A position contacts, powerful spring 423 is in the extension state, when removal frame 401 removes along perpendicular to fan blade 2 position, under the effect of powerful spring 423 right angle force,

dead lever

420 and 421 take place the relative slip, slider 422 removes along spacing groove 424, guarantee to remove frame 401 and remove along perpendicular to fan blade 2's leading edge A position.

The scanning assembly comprises an upper support 427, a walking rod 428, a lower support 429, a round rod 430, a rotating gear 431, a driven gear 432, a reel 433 and an alarm 434, wherein an upper support 427 and a lower support 429 are fixedly installed at the lower end of the movable frame 401, the upper support 427 is arranged above the lower support 429, a vertical chute is arranged in the upper support 427, the walking rod 428 is installed in the vertical chute of the upper support 427 in a sliding mode through a return spring, a scanner is arranged at the upper end of the walking rod 428, a double-engraving pen is arranged at the lower end of the walking rod 428, the scanner scans the indentation at the front edge A onto the reel 433 through the double-engraving pen, a reel is arranged on the lower support 429, the axle 417 is fixedly connected with the round rod 430, the rotating gear 431 is fixedly installed on the round rod 430, the rotating gear 431 is meshed with the driven gear 432 to form gear transmission, the driven gear 432 is fixedly connected with the first end of the reel 433 and is used for driving the reel 433 to rotate, a push rod is arranged below the upper support 427 on the walking rod 428, the upper support 427 and the alarm 427 is fixedly installed below the alarm 427 and the alarm 427 below the upper support 427, when the movable frame 401 moves, the movable frame drives the walking rod 428 to remind people of scanning the front edge A to check the reel that the indentation of the indentation through the reel 433, and the alarm 434, the working personnel can check the alarm 434, and the working push rod 433 to check that the indentation of the indentation.

The alarm 434 comprises a top cap 4341, a lower shell 4342, a sector gear 4343, a first gear 4344, a second gear 4345, a rotary block 4346 and an iron block 4347, wherein the lower shell 4342 is made of iron alloy, the top cap 4341 is coaxially and fixedly installed on the lower shell 4342, the sector gear 4343 is rotatably installed on the lower shell 4342 through a torsion spring, a handle is arranged at a first end of the sector gear 4343, a push rod of a walking rod 428 can push the sector gear 4343 to enable the sector gear 4343 to reciprocate, the sector gear 4343 is meshed with the first gear 4344, the first gear 4344 is fixedly connected with the second gear 4345, the rotary block 4346 is coaxially and rotatably installed on the lower shell 4342, A central gear is arranged at the center of the rotating block 4346, the central gear of the rotating block 4346 is meshed with the second gear 4345 to form gear transmission, iron blocks 4347 are arranged at two ends of the rotating block 4346, the iron blocks 4347 and the rotating block 4346 are in clearance fit, when the indentations are unqualified in work, a push rod of the walking rod 428 is in contact with the sector gear 4343, the sector gear 4343 rotates to drive the first gear 4344 to rotate, the first gear 4344 drives the second gear 4345 to rotate, the second gear 4345 drives the rotating block 4346 to rotate, the rotating block 4346 drives the iron block 4347 to rotate, the iron block 4347 is affected by centrifugal force, the iron block 4347 is in contact with the lower shell, and the lower shell gives out sound to remind a worker to check the sound.

The working principle of the wind blade detection device disclosed by the invention is as follows: the fan blade 2 is placed in the middle of the first clamping jaw 310 and the second clamping jaw 311, the clamping motor 302 is started, the output shaft of the clamping motor 302 rotates to drive the main gear 303 to rotate, the main gear 303 drives the pinion 304 to rotate through gear transmission, the pinion 304 drives the worm 305 to rotate, the worm 305 drives the worm wheel 307 to rotate, the worm wheel 307 drives the bidirectional screw rod 308 to rotate, the first bidirectional screw rod 308 drives the two first clamping jaws 310 to approach each other through reverse threads, the first end of the fan blade 2 is clamped, the second bidirectional screw rod 308 drives the two second clamping jaws 311 to approach each other through the reverse threads, and the second end of the fan blade 2 is clamped, so that the fan blade 2 is fixed above the bottom plate 1.

The movable frame 401 is placed on the upper surface of the bottom plate 1, the acting force of the extrusion rod 402 is adjusted, the adjusting motor 411 is started, the output shaft of the adjusting motor 411 rotates to drive the driving gear 410 to rotate, the driving gear 410 drives the mounting gear 409 to rotate through gear transmission, the mounting gear 409 drives the adjusting lead screw 408 to rotate, the adjusting lead screw 408 drives the movable block 407 to slide along the horizontal chute of the linkage rod 403, the movable block 407 drives the driving block 405 to rotate through the connecting rod 406, the driving block 405 drives the connecting block 404 to rotate through the limiting block, the limiting block 405 rotates to change the limiting block and the horizontal included angle of the driving block 405, the reciprocating movement distance of the extrusion rod 402 is further changed through the connecting block 404, the acting force of the extrusion rod 402 is adjusted, and the detection requirements of the fan blade 2 are met.

The walking motor 415 is started, an output shaft of the walking motor 415 rotates to drive the intermittent gear 414 to rotate, the intermittent gear 414 drives the rotating rod 413 to rotate, the rotating rod 413 drives the linkage rod 403 to reciprocate through the arc-shaped frame 412, the linkage rod 403 drives the extrusion rod 402 to reciprocate through the connecting block 404 and the driving block 405, when the distance between the arc-shaped frame 412 and the upper surface of the bottom plate 1 is shortest, the rotating rod 413 moves along the arc-shaped groove of the arc-shaped frame 412, meanwhile, the intermittent gear 414 drives the full gear 416 to rotate, the full gear 416 drives the axle 417 to rotate through belt transmission, the axle 417 drives the walking wheel 418 to rotate, and the walking wheel 418 pushes the universal wheel 419 to move forwards.

When the moving frame 401 moves forward, the sliding block 422 slides along the limiting groove 424, the fixing rod 420 and the right-angle rod 421 slide relatively, and under the elastic force of the strong spring 423, the roller 426 contacts with the front edge a of the fan blade 2, so that the moving frame 401 is guaranteed to move along the position perpendicular to the front edge a of the fan blade 2.

The round bar 430 is driven to rotate by the traveling wheel 418 in the process of moving forwards, the round bar 430 drives the rotating gear 431 to rotate, the rotating gear 431 drives the driven gear 432 to rotate through gear transmission, the driven gear 432 drives the scroll 433 to rotate, so that the indentation at the position of the front edge A of the fan blade 2 can be scanned conveniently, when the moving frame 401 moves forwards, the traveling bar 428 is driven to move, under the elastic force action of the return spring, the traveling bar 428 moves forwards along the indentation, the indentation is scanned onto the scroll 433, and recording is facilitated.

When the indentation is larger than the standard value, the top rod on the walking rod 428 touches the handle on the sector gear 4343 to drive the sector gear 4343 to move, the sector gear 4343 rotates to drive the first gear 4344 to rotate in a reciprocating manner, the first gear 4344 drives the second gear 4345 to rotate, the second gear 4345 drives the rotating block 4346 to rotate, the rotating block 4346 drives the iron block 4347 to rotate, the iron block 4347 is influenced by the centrifugal force, and the iron block 4347 is in contact with the lower shell 4342 to make a sound to remind a worker to check the sound.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and fall within the scope of the present invention.

Claims

1. A wind blade detection device comprises a bottom plate (1), and is characterized in that a clamping mechanism (3) for fixing a fan blade (2) is arranged on the bottom plate (1), the clamping mechanism (3) comprises a first clamping jaw (310) and a second clamping jaw (311) which are arranged at two ends of the bottom plate (1), and the number of the first clamping jaw (310) and the number of the second clamping jaw (311) are two respectively; the testing mechanism (4) used for detecting the hardness of the front edge (A) of the fan blade (2) is arranged on the bottom plate (1), the testing mechanism (4) comprises a moving frame (401) which is slidably mounted on the upper surface of the bottom plate (1), an extrusion assembly, a walking assembly and a scanning assembly are arranged on the moving frame (401), the extrusion assembly comprises an extrusion rod (402) which is horizontally slidably mounted on the moving frame (401), the extrusion rod (402) is a telescopic rod, the moving frame (401) moves along the direction perpendicular to the position of the front edge (A) of the fan blade (2) through the walking assembly, the scanning assembly comprises an upper support (427) fixedly mounted on the moving frame (401), the walking rod (428) is horizontally slidably mounted on the upper support (427), a scanner is arranged at the upper end of the walking rod (428), a re-engraving pen is arranged at the lower end of the walking rod (428), a scroll (433) is arranged below the walking rod (428), a push rod (428) is arranged on the walking rod (428), and an alarm (434) close to one side of the upper support (428) is arranged below the upper support.

2. A wind blade detection apparatus according to claim 1, wherein: the extrusion assembly further comprises a linkage rod (403) vertically and slidably mounted on the movable frame (401), a horizontal sliding groove is formed in the linkage rod (403), and the linkage rod (403) drives the extrusion rod (402) to move in a reciprocating mode through the adjusting portion.

3. A wind blade detection apparatus according to claim 2, wherein: the adjusting part comprises a moving block (407) which is slidably mounted in the horizontal sliding groove, a round block is arranged on one side of the moving block (407), the round block is hinged with the second end of the connecting rod (406), a connecting block (404) is rotatably mounted on the extrusion rod (402), a driving block (405) is rotatably mounted on the linkage rod (403), limiting blocks are arranged on two sides of the driving block (405), the connecting block (404) is slidably connected with the first limiting block, and the second limiting block is slidably connected with the connecting rod (406).

4. A wind blade sensing device according to claim 3, wherein: the movable block (407) is in threaded connection with the adjusting lead screw (408), the adjusting lead screw (408) is rotatably mounted in the horizontal chute, the adjusting lead screw (408) is fixedly connected with the mounting gear (409), the mounting gear (409) is meshed with the driving gear (410) to form gear transmission, the adjusting motor (411) is fixedly mounted on the horizontal chute, and the driving gear (410) is coaxially and fixedly mounted on an output shaft of the adjusting motor (411).

5. A wind blade sensing device according to claim 4, wherein: linkage rod (403) lower extreme fixed mounting have arc frame (412), arc frame (412) in be equipped with the arc wall, removal frame (401) on fixed mounting have walking motor (415), the coaxial fixed mounting of walking motor (415) output shaft have intermittent gear (414), intermittent gear (414) and bull stick (413) first end articulated, bull stick (413) second end sets up the arc wall in.

6. A wind blade sensing device according to claim 5, wherein: move frame (401) on rotate and install full gear (416), full gear (416) and intermittent gear (414) toothed portion meshing, intermittent gear (414) rotate four rings, full gear (416) rotate the round, full gear (416) be connected with axletree (417) through the drive belt, move frame (401) on rotate and install axletree (417), axletree (417) both ends fixed mounting have walking wheel (418), move frame (401) on be equipped with universal wheel (419).

7. A wind blade sensing device according to claim 6, wherein: moving frame (401) on fixed mounting have bracing piece (425), bracing piece (425) on rotate and install two running rollers (426), running roller (426) lateral wall and leading edge (A) position of fan blade (2) contact, moving frame (401) on fixed mounting have dead lever (420), bottom plate (1) on fixed surface install spacing groove (424), spacing groove (424) on slidable mounting have slider (422), slider (422) on rotate and install right-angle bar (421) first end, right-angle bar (421) second end and dead lever (420) between through strong spring (423) sliding connection coaxial with dead lever (420).

8. A wind blade sensing device according to claim 7, wherein: axle (417) on fixed mounting have round bar (430), round bar (430) on fixed mounting have rotating gear (431), rotating gear (431) and driven gear (432) mesh mutually, form gear drive, removal frame (401) lower extreme fixed mounting have lower carriage (429), lower carriage (429) on be equipped with spool (433), spool (433) and driven gear (432) fixed connection.