Wind turbine blade grinding device

Abstract

The present invention provides a wind turbine blade grinding device, which relates to the field of wind turbine blade processing, and specifically comprises a gantry hoist body, a grinding mechanical arm, a grinding clamping piece, a grinding and cleaning roller, a grinding clamping mechanism and a grinding and cleaning mechanism; the grinding limit base is arranged at the inner lower side of the gantry hoist body; the grinding guide rail is an arc-shaped guide rail structure, and the grinding guide rail is fixedly connected to the front end of the grinding limit base; the grinding mechanical arm is slidably connected to the upper part of the grinding guide rail; the grinding clamping piece is fixedly connected to the lower end of the clamping movable piece; the grinding and cleaning rollers are respectively arranged on the left and right sides of the inner front end of the grinding limit base; the grinding clamping mechanism is arranged below the clamping movable piece; the grinding and cleaning mechanism is arranged inside the grinding limit base, which reduces the labor intensity of workers, improves the processing efficiency of blades, and solves the problem that manual cleaning of the blade surface is required, resulting in high labor intensity for workers.

Description

Technical Field

[0001] The invention relates to the technical field of wind power generation blade processing, and in particular to a wind power generator blade grinding device. Background Art

[0002] Blades are an important part of wind turbines and are also key components that collect wind energy and convert it into mechanical energy of the hub, which then drives the generator to generate electricity. During the operation of large wind turbine blades, the root part of the blade bears the largest load, and is also subjected to extrusion, shear and bending and torsional loads. The stress condition is complex, requiring the connection between the blade root and the hub to have sufficient mechanical strength and bending and torsional stiffness, and high assembly precision requirements. In addition, large blades are large in size and are difficult to process on ordinary machine tools. In order to achieve the grinding of the blades, a robotic arm is generally used to automatically grind the blade roots.

[0003] However, when using a robotic arm to grind the blades, the surface of the blades after grinding will be contaminated with a lot of grinding debris, and the blades need to be removed and then manually cleaned, which results in high labor intensity for the workers and affects the processing efficiency of the blades. Summary of the invention

[0004] In view of this, the present invention provides a wind turbine blade grinding device to solve the above-mentioned problem at least to a certain extent.

[0005] The present invention provides a wind turbine blade grinding device, which specifically comprises a gantry hoist body, a grinding limit base, a grinding guide rail, a grinding mechanical arm, a clamping guide, a clamping movable part, a grinding clamping part, a grinding cleaning roller, a grinding clamping mechanism and a grinding cleaning mechanism; the grinding limit base is arranged at the lower inner side of the gantry hoist body, and a semicircular groove structure is provided at the upper end of the grinding limit base; the grinding guide rail is an arc-shaped guide rail structure, and the grinding guide rail is fixedly connected to the front end of the grinding limit base; the The grinding robot arm is slidably connected to the top of the grinding guide rail; the clamping guide is fixedly connected to the upper rear end of the gantry elevator body; the clamping movable part is slidably connected to the outside of the clamping guide; the grinding clamping part is fixedly connected to the lower end of the clamping movable part; two groups of grinding and cleaning rollers are arranged in total, and the two groups of grinding and cleaning rollers are respectively arranged on the left and right sides of the inner front end of the grinding limit base; the grinding clamping mechanism is arranged below the clamping movable part; the grinding and cleaning mechanism is arranged inside the grinding limit base.

[0006] Furthermore, the grinding clamping mechanism includes: a clamping drive motor, a clamping drive worm and a clamping drive worm wheel; the clamping drive motor is fixedly connected to the upper rear end of the gantry elevator body; the clamping drive worm is coaxially fixedly connected to the rear end of the rotating shaft of the clamping drive motor; the clamping drive worm wheel is rotatably connected to the upper rear end of the gantry elevator body, and the clamping drive worm wheel is engaged with the clamping drive worm.

[0007] Furthermore, the grinding clamping mechanism also includes: a clamping drive gear, a clamping drive rack and a clamping slot; the clamping drive gear is coaxially fixedly connected to the left side of the clamping drive worm gear; the clamping drive rack is fixedly connected to the rear end of the clamping movable part, and the clamping drive rack is meshed with the clamping drive gear; the clamping slot is a semi-cylindrical slot structure, and the clamping slot is opened at the lower end of the grinding clamping part.

[0008] Furthermore, the polishing and clamping mechanism also includes: a polishing adsorption piece and an adsorption fan; the polishing adsorption piece is a semicircular structure, and a plurality of suction head structures are arranged at the front end of the polishing adsorption piece, and the polishing adsorption piece is fixedly connected to the front end of the polishing clamping piece; the adsorption fan is fixedly connected to the upper end of the polishing clamping piece, and the air inlet of the adsorption fan is connected to the inside of the polishing adsorption piece, and the air outlet of the adsorption fan is externally connected to an air purification duct.

[0009] Furthermore, the grinding clamping mechanism also includes: a positioning drive cylinder, a positioning connecting piece and a positioning rod; the positioning drive cylinder is fixedly connected to the inner front end of the grinding limit base; the positioning connecting piece is slidably connected to the inner front end of the grinding limit base, and the rear end of the positioning connecting piece is fixedly connected to the piston rod of the positioning drive cylinder; the positioning rods are provided in multiple groups, and the multiple groups of positioning rods are respectively fixedly connected to the upper ends of the positioning connecting pieces.

[0010] Furthermore, the polishing and cleaning mechanism includes: a cleaning collection box and a cleaning movable wheel; the cleaning collection box is placed inside the polishing limit base; the cleaning movable wheel is provided with multiple groups, and the multiple groups of cleaning movable wheels are all universal wheel structures with brakes, and the multiple groups of cleaning movable wheels are respectively fixedly connected to the bottom of the cleaning collection box.

[0011] Furthermore, the grinding and cleaning mechanism also includes: a cleaning guide, a first transmission gear and a cleaning connecting spring; the cleaning guide is provided in four groups, and the four groups of cleaning guides are respectively rotatably connected to the front and rear ends of the grinding and cleaning roller, and the four groups of cleaning guides are respectively slidably connected to the inside of the grinding limit base; the first transmission gear is provided in four groups, and the four groups of first transmission gears are respectively coaxially fixedly connected to the front and rear ends of the grinding and cleaning roller; the cleaning connecting spring is provided in four groups, and the four groups of cleaning connecting springs are respectively fixedly connected to the outside of the cleaning guide, and the outsides of the four groups of cleaning connecting springs are fixedly connected to the grinding limit base.

[0012] Furthermore, the polishing and cleaning mechanism also includes: a second transmission gear, a cleaning drive shaft, a cleaning clapping piece and a cleaning clapping plate; the second transmission gear is provided with four groups, and the four groups of second transmission gears are respectively rotatably connected to the inside of the polishing limit base; the cleaning drive shaft is provided with two groups, and the two groups of cleaning drive shafts are crankshaft structures, and the front and rear ends of the two groups of cleaning drive shafts are respectively coaxially fixedly connected to the second transmission gear; the cleaning clapping piece is provided with two groups, and the two groups of cleaning clapping pieces are respectively slidably connected to the inside of the polishing limit base, and the inner sides of the two groups of cleaning clapping pieces are provided with rectangular groove structures, and the two groups of cleaning drive shafts are respectively provided in the rectangular grooves of the cleaning clapping pieces; the cleaning clapping plates are provided with two groups, and the two groups of cleaning clapping plates are respectively fixedly connected to the outside of the cleaning clapping pieces, and the two groups of cleaning clapping plates are rectangular rubber plate structures with a number of protrusions on the outside.

[0013] The beneficial effects of the present invention are:

[0014] The present invention provides a grinding clamping mechanism. When it is necessary to grind the root of a blade, the blade is first placed above the grinding limit base so that the front end connecting rod of the blade is inserted inside the positioning rod. At this time, the positioning rod realizes the positioning of the blade, thereby avoiding sliding of the blade when grinding the blade, and ensuring the grinding quality of the blade.

[0015] The present invention opens the clamping drive motor through the setting of the grinding clamping mechanism, and the rotation of the rotating shaft of the clamping drive motor drives the clamping drive worm to rotate, and the rotation of the clamping drive worm drives the clamping drive worm wheel to rotate, and the rotation of the clamping drive worm wheel drives the clamping drive gear to rotate, and the rotation of the clamping drive gear drives the clamping drive rack to move downward, and the clamping drive rack moves downward to drive the clamping movable part to move downward, and the clamping movable part moves downward to drive the grinding clamping part to move downward, and the grinding clamping part moves downward to clamp the blade into the inner side of the clamping slot, thereby ensuring the stability of the blade during grinding, starting the grinding robot arm, and realizing automatic grinding of the blade. When grinding, the adsorption fan is turned on, and the negative pressure generated by the adsorption fan is realized through the grinding adsorption part to absorb the flying dust generated by grinding, thereby ensuring the environmental protection of the grinding environment, avoiding the flying dust from blocking the image acquisition camera of the grinding robot arm, and ensuring the quality of the blade grinding.

[0016] The present invention opens the positioning drive cylinder by setting a grinding clamping mechanism. The piston rod of the positioning drive cylinder moves forward to drive the positioning connecting piece to move forward. The positioning connecting piece moves forward to drive the positioning rod to move forward. The positioning rod moves forward and no longer limits the blade, thereby achieving the positioning of the blade and facilitating the subsequent adjustment of the blade angle.

[0017] The present invention arranges a grinding and cleaning mechanism. The rotation of the grinding and cleaning roller drives the first transmission gear to rotate. The rotation of the first transmission gear drives the second transmission gear to rotate. The rotation of the second transmission gear drives the cleaning drive shaft to rotate. The rotation of the cleaning drive shaft drives the cleaning flapping member to reciprocate. The reciprocating movement of the cleaning flapping member drives the cleaning flapping plate to reciprocate. The reciprocating movement of the cleaning flapping plate knocks off the debris on the surface of the grinding and cleaning roller. The fallen debris enters the interior of the cleaning collection box. The cleaning collection box realizes the collection of debris, ensures the cleanliness of the blade surface during grinding, avoids subsequent manual cleaning of the blade grinding position, ensures the quality of grinding, reduces the labor intensity of workers, and improves the processing efficiency of blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0019] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0020] In the attached picture:

[0021] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present invention.

[0022] Figure 2 It is a schematic diagram of the structure of a grinding adsorption component according to an embodiment of the present invention.

[0023] Figure 3 It is a schematic diagram of the structure of an adsorption fan according to an embodiment of the present invention.

[0024] Figure 4 It is a schematic diagram of the structure of a clamping drive motor according to an embodiment of the present invention.

[0025] Figure 5 It is a schematic diagram of the structure of the grinding clamping mechanism of an embodiment of the present invention.

[0026] Figure 6 Schematic diagram of the positioning rod structure of an embodiment of the present invention.

[0027] Figure 7 It is a schematic diagram of the structure of a cleaning and beating plate according to an embodiment of the present invention.

[0028] Figure 8 It is a schematic diagram of the structure of the grinding and cleaning mechanism of an embodiment of the present invention.

[0029] Reference numerals list

[0030] 1. Gantry hoist body; 101. Clamping drive motor; 102. Clamping drive worm; 103. Clamping drive worm wheel; 104. Clamping drive gear; 105. Clamping drive rack; 106. Clamping slot; 107. Grinding adsorption part; 108. Adsorption fan; 109. Positioning drive cylinder; 110. Positioning connection part; 111. Positioning rod; 2. Grinding limit base; 3. Grinding guide rail; 4. Grinding mechanical arm; 5. Clamping guide part; 6. Clamping moving part; 7. Grinding clamping part; 8. Grinding cleaning roller; 801. Cleaning collection box; 802. Cleaning moving wheel; 803. Cleaning guide part; 804. First transmission gear; 805. Cleaning connecting spring; 806. Second transmission gear; 807. Cleaning drive shaft; 808. Cleaning slapping part; 809. Cleaning slapping plate. DETAILED DESCRIPTION

[0031] Embodiment 1:

[0032] Please refer to Figures 1 to 6 As shown:

[0033] The present embodiment provides a wind turbine blade grinding device, including a gantry hoist body 1, a grinding limit base 2, a grinding guide rail 3, a grinding mechanical arm 4, a clamping guide 5, a clamping moving part 6, a grinding clamping part 7, a grinding cleaning roller 8 and a grinding clamping mechanism; the grinding limit base 2 is arranged at the lower inner side of the gantry hoist body 1, and a semicircular groove structure is provided at the upper end of the grinding limit base 2; the grinding guide rail 3 is an arc-shaped guide rail structure, and the grinding guide rail 3 is fixedly connected to the grinding guide rail 3. The front end of the limiting base 2; the grinding robot arm 4 is slidably connected to the top of the grinding guide rail 3; the clamping guide 5 is fixedly connected to the upper rear end of the gantry hoist body 1; the clamping movable part 6 is slidably connected to the outside of the clamping guide 5; the grinding clamping part 7 is fixedly connected to the lower end of the clamping movable part 6; two groups of grinding and cleaning rollers 8 are arranged, and the two groups of grinding and cleaning rollers 8 are respectively arranged on the left and right sides of the inner front end of the grinding limiting base 2; the grinding clamping mechanism is arranged below the clamping movable part 6.

[0034] like Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, the grinding clamping mechanism includes a clamping drive motor 101, a clamping drive worm 102, a clamping drive worm wheel 103, a clamping drive gear 104, a clamping drive rack 105, a clamping slot 106, a grinding adsorption member 107, an adsorption fan 108, a positioning drive cylinder 109, a positioning connector 110 and a positioning rod 111; the clamping drive motor 101 is fixedly connected to the upper rear end of the gantry hoist body 1; the clamping drive worm 102 is coaxially fixedly connected to the rear end of the rotating shaft of the clamping drive motor 101; the clamping drive worm wheel 103 is rotatably connected to the upper rear end of the gantry hoist body 1, and the clamping drive worm wheel 103 is meshed with the clamping drive worm 102; the clamping drive gear 104 is coaxially fixedly connected to the left side of the clamping drive worm wheel 103; the clamping drive rack 105 is fixedly connected to the rear end of the clamping movable member 6, and the clamping drive rack 105 and the clamping drive gear 104 is engaged; the clamping slot 106 is a semi-cylindrical slot structure, and the clamping slot 106 is opened at the lower end of the grinding clamp 7; the grinding adsorption piece 107 is a semi-circular ring structure, and a plurality of suction head structures are arranged at the front end of the grinding adsorption piece 107, and the grinding adsorption piece 107 is fixedly connected to the front end of the grinding clamp 7; the adsorption fan 108 is fixedly connected to the upper end of the grinding clamp 7, and the air inlet of the adsorption fan 108 is connected to the inside of the grinding adsorption piece 107, and the air outlet of the adsorption fan 108 is externally connected to the air purification pipeline; the positioning drive cylinder 109 is fixedly connected to the internal front end of the grinding limit base 2; the positioning connection piece 110 is slidably connected to the internal front end of the grinding limit base 2, and the rear end of the positioning connection piece 110 is fixedly connected to the piston rod of the positioning drive cylinder 109; a plurality of positioning rods 111 are arranged, and a plurality of positioning rods 111 are respectively fixedly connected to the upper end of the positioning connection piece 110.

[0035] Specific usage and function of this embodiment: when it is necessary to grind the root of the blade, first place the blade above the grinding limit base 2, so that the front end connecting rod of the blade is inserted inside the positioning rod 111, and the positioning rod 111 realizes the positioning of the blade, avoiding the blade from sliding when grinding the blade, thereby ensuring the grinding quality of the blade, and turning on the clamping drive motor 101, the rotation of the rotating shaft of the clamping drive motor 101 drives the clamping drive worm 102 to rotate, the rotation of the clamping drive worm 102 drives the clamping drive worm wheel 103 to rotate, the rotation of the clamping drive worm wheel 103 drives the clamping drive gear 104 to rotate, the rotation of the clamping drive gear 104 drives the clamping drive rack 105 to move downward, the downward movement of the clamping drive rack 105 drives the clamping movable member 6 to move downward, and the downward movement of the clamping movable member 6 drives the grinding clamping member 7 to move downward, The grinding clamp 7 moves downward to clamp the blade into the inner side of the clamping slot 106, ensuring the stability of the blade during grinding, and starting the grinding robot arm 4, which realizes automatic grinding of the blade. When grinding, the adsorption fan 108 is turned on, and the adsorption fan 108 generates negative pressure to achieve the adsorption of flying dust generated by grinding through the grinding adsorption part 107, ensuring the environmental protection of the grinding environment, avoiding flying dust from blocking the image acquisition camera of the grinding robot arm 4, and ensuring the quality of blade grinding. Finally, when the grinding of the upper end surface of the blade is completed, the positioning drive cylinder 109 is turned on at this time, and the piston rod of the positioning drive cylinder 109 moves forward to drive the positioning connecting member 110 to move forward, and the positioning connecting member 110 moves forward to drive the positioning rod 111 to move forward, and the positioning rod 111 moves forward and no longer limits the blade, which facilitates the subsequent adjustment of the blade angle.

[0036] Embodiment 2:

[0037] The wind turbine blade grinding device of this embodiment is based on the first embodiment. Figure 1-Figure 8 As shown, it also includes a grinding and cleaning mechanism, which is arranged inside the grinding and limiting base 2.

[0038] like Figure 6 , Figure 7 and Figure 8As shown, the grinding and cleaning mechanism includes: a cleaning collection box 801, a cleaning moving wheel 802, a cleaning guide 803, a first transmission gear 804, a cleaning connecting spring 805, a second transmission gear 806, a cleaning drive shaft 807, a cleaning slapping member 808 and a cleaning slapping plate 809; the cleaning collection box 801 is placed inside the grinding limit base 2; there are multiple groups of cleaning moving wheels 802, and the multiple groups of cleaning moving wheels 802 are all universal wheel structures with brakes, and the multiple groups of cleaning moving wheels 802 are respectively fixedly connected to the bottom of the cleaning collection box 801; there are four groups of cleaning guide members 803, and the four groups of cleaning guide members 803 are respectively rotatably connected to the front and rear ends of the grinding and cleaning roller 8, and the four groups of cleaning guide members 803 are respectively slidably connected to the inside of the grinding limit base 2; there are four groups of first transmission gears 804, and the four groups of first transmission gears 804 are respectively coaxially fixedly connected to the front and rear ends of the grinding and cleaning roller 8; there are four groups of cleaning connecting springs 805, and the four groups of cleaning connecting springs 805 are respectively fixedly connected to the outside of the cleaning guide 803, and the outsides of the four groups of cleaning connection springs 805 are all fixedly connected to the grinding limit base 2; a total of four groups of second transmission gears 806 are provided, and the four groups of second transmission gears 806 are respectively rotatably connected to the inside of the grinding limit base 2; a total of two groups of cleaning drive shafts 807 are provided, and the two groups of cleaning drive shafts 807 are both crankshaft structures, and the front and rear ends of the two groups of cleaning drive shafts 807 are respectively coaxially fixedly connected to the second transmission gear 806; cleaning slap There are two groups of parts 808, and the two groups of cleaning and beating parts 808 are respectively slidably connected to the inside of the grinding limit base 2. The inner sides of the two groups of cleaning and beating parts 808 are provided with rectangular groove structures, and the two groups of cleaning drive shafts 807 are respectively arranged in the rectangular grooves of the cleaning and beating parts 808; there are two groups of cleaning and beating plates 809, and the two groups of cleaning and beating plates 809 are respectively fixedly connected to the outer sides of the cleaning and beating parts 808, and the two groups of cleaning and beating plates 809 are both rectangular rubber plate structures with a plurality of protrusions arranged on the outer sides.

[0039] Specific usage and function of this embodiment: when the blade is placed on the inner side of the grinding limit base 2, the blade squeezes the grinding and cleaning roller 8, and the grinding and cleaning roller 8 is squeezed and moved inward. The grinding and cleaning roller 8 moves inward and drives the first transmission gear 804 to move inward and mesh with the second transmission gear 806. When the grinding of one end of the blade is completed and the blade is rotated, the blade rubs against the grinding and cleaning roller 8, and the grinding and cleaning roller 8 is rotated by friction, thereby cleaning the grinding surface. At the same time, the rotation of the grinding and cleaning roller 8 drives the first transmission gear 804 to rotate, and the rotation of the first transmission gear 804 drives the second transmission gear 8 06 rotates, the second transmission gear 806 rotates to drive the cleaning drive shaft 807 to rotate, the cleaning drive shaft 807 rotates to drive the cleaning flapping member 808 to move back and forth, the reciprocating movement of the cleaning flapping member 808 drives the cleaning flapping plate 809 to move back and forth, the reciprocating movement of the cleaning flapping plate 809 will knock off the debris on the surface of the grinding cleaning roller 8, and the fallen debris enters the interior of the cleaning collection box 801, and the cleaning collection box 801 realizes the collection of debris, ensures the cleanliness of the blade surface during grinding, avoids subsequent manual cleaning of the blade grinding position, ensures the quality of grinding, and reduces the labor intensity of workers.

[0040] In this article, there are a few points to note:

[0041] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0042] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0043] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A wind turbine blade grinding device, comprising a gantry hoist body (1), a grinding limit base (2), a grinding guide rail (3), a grinding mechanical arm (4), a clamping guide member (5), a clamping moving member (6), a grinding clamping member (7), a grinding cleaning roller (8) and a grinding clamping mechanism; characterized in that: The grinding limit base (2) is arranged at the lower inner side of the gantry hoist body (1), and a semicircular groove structure is provided at the upper end of the grinding limit base (2); the grinding guide rail (3) is an arc-shaped guide rail structure, and the grinding guide rail (3) is fixedly connected to the front end of the grinding limit base (2); the grinding mechanical arm (4) is slidably connected to the upper end of the grinding guide rail (3); the clamping guide member (5) is fixedly connected to the upper rear end of the gantry hoist body (1); the clamping movable member (6) is slidably connected to the outer side of the clamping guide member (5); the grinding clamping member (7) is fixedly connected to the lower end of the clamping movable member (6); two groups of grinding cleaning rollers (8) are provided, and the two groups of grinding cleaning rollers (8) are provided. The rollers (8) are respectively arranged on the left and right sides of the inner front end of the grinding and limiting base (2); the grinding clamping mechanism is arranged below the clamping movable member (6); and also includes a grinding and cleaning mechanism, which is arranged inside the grinding and limiting base (2); the grinding and cleaning mechanism includes: a cleaning guide member (803), a first transmission gear (804) and a cleaning connection spring (805); the cleaning guide members (803) are arranged in four groups, and the four groups of cleaning guide members (803) are respectively rotatably connected to the front and rear ends of the grinding and cleaning rollers (8), and the four groups of cleaning guide members (803) are respectively slidably connected to the inside of the grinding and limiting base (2); the first transmission gear (804 ) are provided in four groups, and the four groups of first transmission gears (804) are respectively coaxially fixedly connected to the front and rear ends of the grinding and cleaning roller (8); the cleaning connection springs (805) are provided in four groups, and the four groups of cleaning connection springs (805) are respectively fixedly connected to the outer sides of the cleaning guide (803), and the outer sides of the four groups of cleaning connection springs (805) are all fixedly connected to the grinding limit base (2); the grinding and cleaning mechanism also includes: a second transmission gear (806), a cleaning drive shaft (807), a cleaning slapping member (808) and a cleaning slapping plate (809); the second transmission gears (806) are provided in four groups, and the four groups of second transmission gears (806) are respectively rotatably connected to the grinding guide The interior of the limiting base (2); two groups of cleaning drive shafts (807) are provided, and the front and rear ends of the two groups of cleaning drive shafts (807) are respectively coaxially fixedly connected to the second transmission gear (806); two groups of cleaning flapping members (808) are provided, and the two groups of cleaning flapping members (808) are respectively slidably connected to the interior of the grinding limiting base (2), and the inner sides of the two groups of cleaning flapping members (808) are both provided with rectangular groove structures, and the two groups of cleaning drive shafts (807) are respectively provided in the rectangular grooves of the cleaning flapping members (808); two groups of cleaning flapping plates (809) are provided, and the two groups of cleaning flapping plates (809) are respectively fixedly connected to the outer sides of the cleaning flapping members (808);When the blade is placed on the inner side of the grinding limit base (2), the blade presses the grinding cleaning roller (8), and the grinding cleaning roller (8) moves inward, driving the first transmission gear (804) to move inward and mesh with the second transmission gear (806). The grinding cleaning roller (8) is rotated by friction, thereby cleaning the grinding surface. At the same time, the rotation of the grinding cleaning roller (8) drives the first transmission gear (804) to rotate, and the rotation of the first transmission gear (804) drives the second transmission gear (806) to rotate, and the rotation of the second transmission gear (806) drives the cleaning drive shaft (807) to rotate. ; 2. The wind turbine blade grinding device according to claim 1, characterized in that: The grinding clamping mechanism comprises: a clamping drive motor (101), a clamping drive worm (102) and a clamping drive worm wheel (103); the clamping drive motor (101) is fixedly connected to the upper rear end of the gantry elevator body (1); the clamping drive worm (102) is coaxially fixedly connected to the rear end of the rotating shaft of the clamping drive motor (101); the clamping drive worm wheel (103) is rotatably connected to the upper rear end of the gantry elevator body (1), and the clamping drive worm wheel (103) is meshed with the clamping drive worm (102).

3. The wind turbine blade grinding device according to claim 2, characterized in that: The grinding clamping mechanism further comprises: a clamping drive gear (104), a clamping drive rack (105) and a clamping slot (106); the clamping drive gear (104) is coaxially fixedly connected to the left side of the clamping drive worm gear (103); the clamping drive rack (105) is fixedly connected to the rear end of the clamping movable member (6), and the clamping drive rack (105) is meshed with the clamping drive gear (104); the clamping slot (106) is a semi-cylindrical slot structure, and the clamping slot (106) is provided at the lower end of the grinding clamping member (7).

4. The wind turbine blade grinding device according to claim 3, characterized in that: The polishing clamping mechanism further comprises: a polishing adsorption piece (107) and an adsorption fan (108); the polishing adsorption piece (107) is a semi-circular ring structure, a front end of the polishing adsorption piece (107) is provided with a plurality of suction head structures, and the polishing adsorption piece (107) is fixedly connected to the front end of the polishing clamping piece (7); the adsorption fan (108) is fixedly connected to the upper end of the polishing clamping piece (7), an air inlet of the adsorption fan (108) is communicated with the inside of the polishing adsorption piece (107), and an air outlet of the adsorption fan (108) is externally connected to an air purification duct.

5. The wind turbine blade grinding device according to claim 4, characterized in that: The grinding clamping mechanism further comprises: a positioning drive cylinder (109), a positioning connection piece (110) and a positioning rod (111); the positioning drive cylinder (109) is fixedly connected to the inner front end of the grinding limit base (2); the positioning connection piece (110) is slidably connected to the inner front end of the grinding limit base (2), and the rear end of the positioning connection piece (110) is fixedly connected to the piston rod of the positioning drive cylinder (109); and a plurality of groups of positioning rods (111) are provided, and the plurality of groups of positioning rods (111) are respectively fixedly connected to the upper ends of the positioning connection pieces (110).

6. The wind turbine blade grinding device according to claim 1, characterized in that: The polishing and cleaning mechanism comprises: a cleaning collection box (801) and a cleaning moving wheel (802); the cleaning collection box (801) is placed inside the polishing limit base (2); a plurality of cleaning moving wheels (802) are provided, and the plurality of cleaning moving wheels (802) are all universal wheel structures with brakes, and the plurality of cleaning moving wheels (802) are respectively fixedly connected to the bottom of the cleaning collection box (801).

7. The wind turbine blade grinding device according to claim 1, characterized in that: Both sets of cleaning drive shafts (807) are crankshaft structures, and both sets of cleaning beating plates (809) are rectangular rubber plate structures with a plurality of protrusions arranged on the outer sides.

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