CN114310283B - Synchronous fastening bolt moment frock of wind generating set multiporous site - Google Patents

Synchronous fastening bolt moment frock of wind generating set multiporous site Download PDF

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Publication number
CN114310283B
CN114310283B CN202210158853.2A CN202210158853A CN114310283B CN 114310283 B CN114310283 B CN 114310283B CN 202210158853 A CN202210158853 A CN 202210158853A CN 114310283 B CN114310283 B CN 114310283B
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Prior art keywords
gear
rotating plate
screw
connecting shaft
rod
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CN114310283A (en
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宋志丹
郭海军
孙晓宇
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Inner Mongolia Haizhuang Wind Power Equipment Co ltd
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Inner Mongolia Haizhuang Wind Power Equipment Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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Abstract

The invention discloses a torque tool for synchronously fastening bolts at multiple hole sites of a wind generating set, and relates to the technical field of bolt fastening equipment. The circumference through holes of the lower flange and the upper flange are respectively provided with a screw rod, three bolts at the joint of the upper flange and the lower flange are fastened by at least three mutually connected bolt fastening mechanisms, and the bolt fastening mechanisms are as follows: the screw head clamping assembly is arranged at the bottom of the rotating plate adjusting assembly and is clamped with the screw head positioned on the lower bottom surface of the lower flange, the screw head clamping assembly is fixedly connected with one end of a screw clamping rod through a connecting rod, and the other end of the screw clamping rod is connected with a fastening assembly used for fastening a nut positioned on the upper top surface of the upper flange and a screw. According to the invention, the head of the clamping bolt and the nut can be accurately positioned by adjusting the angle of the rotating plate according to the diameters of the lower flange and the upper flange and the distance between the adjacent through holes on the circumferences of the lower flange and the upper flange, and the effect of fastening the nut and the screw rod can be achieved through the fastening component.

Description

Synchronous fastening bolt moment frock of wind generating set multiporous site
Technical Field
The invention belongs to the technical field of bolt fastening equipment, and particularly relates to a multi-hole-site synchronous bolt fastening moment tool for a wind generating set.
Background
The wind generating set comprises a wind wheel and a generator, and a wind generating power supply consists of the wind generating set, a tower for supporting the generating set, a storage battery charging controller, an inverter, an unloader, a grid-connected controller, a storage battery pack and the like. The tower pole of wind power generation is connected with the base through bolts, the bolts are dense and more in number, and the screw thread length is longer.
The existing bolt fastening tool, such as a sleeve tool, is generally used for fastening bolts at common mounting positions, the space requirement on the upper parts of the bolts is relatively large, when the bolts are fastened in the wind generating set, the manual operation is very inconvenient, the strength is not well controlled, a large amount of time and manpower and material resources are required to be consumed, the fastening effect of the bolts cannot be well ensured, and the working efficiency is extremely low.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art, and provide the multi-hole site synchronous bolt fastening moment tool for the wind generating set, which has the advantages of high working efficiency, convenience in operation and good bolt fastening effect.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a wind generating set's tower pole fixed connection, go up flange lower extreme and lower flange upper end fixed connection through the bolt, lower flange lower extreme and base fixed connection, the bolt comprises screw rod, nut, screw rod head, is provided with the screw rod on the circumference through-hole of lower flange and last flange respectively, goes up the three bolt of flange and lower flange junction and is fastened by at least three interconnect's bolt-up mechanism, bolt-up mechanism be: the screw head clamping assembly is arranged at the bottom of the rotating plate adjusting assembly and is clamped with the screw head positioned on the lower bottom surface of the lower flange, the screw head clamping assembly is fixedly connected with one end of a screw clamping rod through a connecting rod, and the other end of the screw clamping rod is connected with a fastening assembly used for fastening a nut positioned on the upper top surface of the upper flange and a screw.
The rotating plate adjusting assembly is as follows: the third rotating plate is provided with a second motor for driving the tenth gear to rotate, the third rotating plate is provided with a ninth gear meshed with the tenth gear for transmission, one side of the third rotating plate is rotationally connected with one side of the first rotating plate, the first rotating plate is fixedly connected with an eighth gear meshed with the ninth gear for transmission, the eighth gear is fixedly connected with the seventh gear through a fourth connecting shaft, one side of the first rotating plate is provided with a sixth gear meshed with the seventh gear for transmission, the other side of the first rotating plate is provided with a fifth gear meshed with the sixth gear for transmission, and the first rotating plate is rotationally connected with the adjacent rotating plate at the other side of the first rotating plate through the fifth gear; the other side of the third rotating plate is rotationally connected with one side of the second rotating plate, a twelfth gear meshed with the tenth gear is fixedly connected to the second rotating plate, the twelfth gear is fixedly connected with the eleventh gear through a fifth connecting shaft, a thirteenth gear meshed with the eleventh gear is arranged on one side of the second rotating plate, a fourteenth gear meshed with the thirteenth gear is arranged on the other side of the second rotating plate, and the second rotating plate is rotationally connected with the adjacent rotating plate on the other side of the fourteenth gear through the fourteenth gear.
Further, the rotation direction of the first rotating plate is opposite to the rotation direction of the second rotating plate.
Further, the rotation direction of the first rotating plate is the same as the rotation direction of the rotating plate adjacent to the other side of the first rotating plate.
Further, the rotation direction of the second rotating plate is the same as the rotation direction of the adjacent rotating plate at the other side of the fourteenth gear.
Further, the fastening assembly is: the third rotating plate is provided with a first supporting frame, the first supporting frame is provided with a screw rod, one end of the screw rod is rotationally connected with the top end of the first supporting frame, the other end of the screw rod is rotationally connected with the rotating plate, the first supporting frame is provided with a sliding support which is in sliding connection with the screw rod, the sliding support is provided with a third gear which is in sliding connection with the outer circumference of the screw rod through a second supporting frame, the sliding support is rotationally connected with a second connecting shaft, two ends of the second connecting shaft are rotationally connected with bolt fastening mechanisms which are adjacent to two sides of the second connecting shaft through first universal joints respectively, the second connecting shaft is rotationally connected with a second bevel gear, one end of the first connecting shaft is movably connected with a connecting rod, the other end of the first connecting shaft is provided with a first gear which is in meshing transmission with the second bevel gear, an output shaft of the first motor is provided with a ratchet wheel which is in meshing transmission with the first bevel gear through the third connecting shaft, the second gear is in meshing transmission with the third gear, and the screw rod is provided with a pre-tightening unit which is connected with a nut, and the other end of the pre-tightening unit is respectively connected with the first gear and the other end of the screw rod.
Further, the pretightening force unit is: the outer circumference threaded connection of screw rod has the sleeve, and sleeve outer circumference is provided with the fourth gear with first gear engagement transmission, sleeve lower extreme circumferencial direction evenly fixedly connected with connecting rod, connecting rod and the nut swing joint that is located the sleeve below, screw rod chucking pole other end and sleeve fixed connection are provided with the spring that is located between sleeve and the nut on the screw rod, and spring one end is connected with the sleeve bottom, the other end is connected with the nut top.
Further, the screw head clamping assembly is as follows: the bottom of the third rotating plate is provided with a third supporting frame, the bottom of the third supporting frame is provided with a third motor, and an output shaft of the third motor is provided with a fifteenth gear; the bottom of the third rotating plate is provided with two second supporting plates which are symmetrical with each other, a sixth connecting shaft is rotationally connected to the second supporting plates, two ends of the sixth connecting shaft are rotationally connected with bolt fastening mechanisms adjacent to two sides of the sixth connecting shaft through second universal joints respectively, sixteenth gears which are meshed with fifteenth gears for transmission are arranged on the sixth connecting shaft, the bottom of the third rotating plate is provided with a sliding plate which is in sliding connection with a rack, one end of the rack is movably connected with a connecting rod, and the other end of the rack is provided with a clamping for clamping the head of a screw.
Further, the clip is: the screw head is hexahedron, and the medial surface of concave plate is four side connection constitution, and four sides of concave plate are with four excircle Zhou Cemian joints of screw head, and the terminal surface is the inclined plane before the concave plate, and the bottom of concave plate is provided with the bottom plate with screw head bottom joint, and the preceding terminal surface of bottom plate is the inclined plane.
Further, a handle is arranged on the screw clamping rod.
The beneficial effects of the invention are as follows:
(1) According to the invention, the angle of the rotating plate is adjusted according to the diameters of the lower flange and the upper flange and the distance between the lower flange and the circumferentially adjacent through holes of the upper flange, the rotating plate drives the clamping on the rack to align with the position of the head of the screw rod, the rack drives the clamping rod of the screw rod to adjust the angle through the connecting rod, and the clamping rod of the screw rod aligns with the position above the screw rod, so that the head of the bolt and the nut can be accurately clamped.
(2) The invention adopts the first gear and the fourth gear to move along the vertical direction of the screw while being meshed and driven, and the first gear sequentially drives the sleeve and the connecting rod to move along the vertical direction through the fourth gear, thereby driving the nut to do circular motion on the screw and simultaneously doing linear motion along the vertical direction, and achieving the effect of fastening the nut and the screw.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a synchronous fastening bolt moment tooling for multiple hole sites of a wind turbine generator system of the present invention.
Fig. 2 is a schematic structural view of the connection of three bolt-up mechanisms.
Fig. 3 is a schematic view of another angle of fig. 2.
Fig. 4 is a schematic view of the structure of the connection of the three fastening assemblies 4 in fig. 2.
Fig. 5 is a schematic view of the structure of the single fastening assembly 4 of fig. 4.
Fig. 6 is a schematic view of the structure of fig. 5 with the screw chucking lever 6 removed.
Fig. 7 is a schematic view of the connection of the three rotating plate adjusting assemblies 8 in fig. 2.
Fig. 8 is a schematic view of the connection of the three screw head clamping assemblies 9 of fig. 2.
Fig. 9 is a schematic view of the structure of the single screw head clamping assembly 9 of fig. 8.
Fig. 10 is a schematic view of the structure of the clip 9010 in fig. 9.
Reference numerals: 1. a lower flange; 2. an upper flange; 3. a screw; 4. a fastening assembly; 401. a first motor; 402. a first connecting shaft; 403. a first gear; 404. a first universal joint; 405. a screw rod; 406. a second gear; 407. a third gear; 408. a ratchet wheel; 409. a first support frame; 4010. a sleeve; 4011. a fourth gear; 4012. a connecting rod; 4013. a spring; 4014. a sliding support; 4015. a first helical gear; 4016. a second helical gear; 4017. a second connecting shaft; 4018. a second support frame; 4019. a first support plate; 4020. a third connecting shaft; 5. a nut; 6. a screw rod clamping rod; 7. a connecting rod; 8. a rotating plate adjusting assembly; 801. a fifth gear; 802. a first rotating plate; 803. a sixth gear; 804. a seventh gear; 805. a fourth connecting shaft; 806. an eighth gear; 807. a ninth gear; 808. a second motor; 809. a tenth gear; 8010. an eleventh gear; 8011. a fifth connecting shaft; 8012. a twelfth gear; 8013. a thirteenth gear; 8014. a second rotating plate; 8015. a fourteenth gear; 8016. a third rotating plate; 9. a screw head clamping assembly; 901. a second universal joint; 902. a sixth connecting shaft; 903. a third support frame; 904. a third motor; 905. a fifteenth gear; 906. a sixteenth gear; 907. a rack; 908. a second support plate; 909. a slide plate; 9010. a clip; 901001, concave plate; 901002, a bottom plate; 10. a handle; 11. a screw head.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 3, the multi-hole site synchronous fastening bolt moment tool for the wind generating set of the embodiment is formed by connecting a lower flange 1, an upper flange 2, a screw 3, a fastening component 4, a nut 5, a screw clamping rod 6, a connecting rod 7, a rotating plate adjusting component 8, a screw head clamping component 9, a lifting handle 10 and a screw head 11.
The upper end of the upper flange 2 is fixedly connected with the tower pole of the wind generating set, the lower end of the upper flange 2 is fixedly connected with the upper end of the lower flange 1 through bolts, the lower end of the lower flange 1 is fixedly connected with a base, the bolts consist of screw rods 3, nuts 5 and screw rod heads 11, the screw rods 3 are respectively installed on circumferential through holes of the lower flange 1 and the upper flange 2, and three bolts at the joint of the upper flange 2 and the lower flange 1 are fastened by at least three mutually connected bolt fastening mechanisms. The bolt fastening mechanism is as follows: screw head clamping assembly 9 is installed to rotating plate adjusting assembly 8 bottom, and screw head clamping assembly 9 and the screw head 11 joint that is located the lower bottom surface of lower flange 1, screw head clamping assembly 9 pass through connecting rod 7 and screw clamping pole 6 one end fixed connection, and screw clamping pole 6 other end is connected with fastening assembly 4, and fastening assembly 4 is used for fastening nut 5 and screw rod 3 that are located the upper top surface of flange 2, installs handle 10 on the screw clamping pole 6, is convenient for carry out fastening work.
As shown in fig. 4 to 6, the fastening assembly 4 is formed by coupling a first motor 401, a first connecting shaft 402, a first gear 403, a first universal joint 404, a screw rod 405, a second gear 406, a third gear 407, a ratchet 408, a first support bracket 409, a sliding bracket 4014, a first helical gear 4015, a second helical gear 4016, a second connecting shaft 4017, a second support bracket 4018, a first support plate 4019, a third connecting shaft 4020, and a pretensioning unit, and the fastening assembly 4 is configured by: the third rotating plate 8016 is provided with a first supporting frame 409, the first supporting frame 409 is provided with a screw rod 405, one end of the screw rod 405 is rotationally connected with the top end of the first supporting frame 409, the other end of the screw rod 405 is rotationally connected with the rotating plate, the first supporting frame 409 is provided with a sliding support 4014, the sliding support 4014 is in sliding connection with the screw rod 405, the sliding support 4014 is fixedly provided with a second supporting frame 4018, the second supporting frame 4018 is provided with a third gear 407, and the third gear 407 is in sliding connection with the outer circumference of the screw rod 405. The sliding bracket 4014 is rotatably connected with a second connecting shaft 4017, two ends of the second connecting shaft 4017 are respectively rotatably connected with bolt fastening mechanisms adjacent to two sides of the second connecting shaft 4017 through first universal joints 404, and the second connecting shaft 4017 is rotatably connected with a second bevel gear 4016.
One end of the first connecting shaft 402 is movably connected with the connecting rod 7, a first gear 403 is arranged at the other end of the first connecting shaft 402, a first bevel gear 4015 is arranged on the first connecting shaft 402, the first bevel gear 4015 is in meshed transmission with a second bevel gear 4016, a first supporting plate 4019 is arranged on the sliding support 4014, a first motor 401 is fixedly arranged on the first supporting plate 4019, a ratchet 408 is arranged on an output shaft of the first motor 401, the ratchet 408 can prevent reversion, the ratchet 408 is in meshed transmission with the first bevel gear 4015, a second gear 406 is arranged on the ratchet 408 through a third connecting shaft 4020, the second gear 406 is in meshed transmission with a third gear 407, a pre-tightening unit connected with a nut 5 is arranged on the screw 3, and the pre-tightening unit is respectively connected with the first gear 403 and the other end of the screw clamping rod 6.
The pre-tightening unit is formed by connecting a sleeve 4010, a fourth gear 4011, a connecting rod 4012 and a spring 4013, and is: the outer circumference of the screw rod 3 is in threaded connection with a sleeve 4010, a fourth gear 4011 is arranged on the outer circumference of the sleeve 4010, the fourth gear 4011 is in meshed transmission with the first gear 403, a connecting rod 4012 is uniformly and fixedly connected to the lower end of the sleeve 4010 in the circumferential direction, the connecting rod 4012 is movably connected with a nut 5 positioned below the sleeve 4010, the other end of a screw rod clamping rod 6 is fixedly connected with the sleeve 4010, a spring 4013 positioned between the sleeve 4010 and the nut 5 is arranged on the screw rod 3, one end of the spring 4013 is connected with the bottom of the sleeve 4010, and the other end of the spring 4013 is connected with the top of the nut 5.
As shown in fig. 7, the rotating plate adjusting assembly 8 is formed by coupling a fifth gear 801, a first rotating plate 802, a sixth gear 803, a seventh gear 804, a fourth connecting shaft 805, an eighth gear 806, a ninth gear 807, a second motor 808, a tenth gear 809, an eleventh gear 8010, a fifth connecting shaft 8011, a twelfth gear 8012, a thirteenth gear 8013, a second rotating plate 8014, a fourteenth gear 8015, and a third rotating plate 8016, and the rotating plate adjusting assembly 8 is: the third rotating plate 8016 is provided with a second motor 808, an output shaft of the second motor 808 is connected with a tenth gear 809, the second motor 808 drives the tenth gear 809 to rotate, the third rotating plate 8016 is provided with a ninth gear 807, the ninth gear 807 is in meshed transmission with the tenth gear 809, one side of the third rotating plate 8016 is in rotary connection with one side of the first rotating plate 802, the first rotating plate 802 is fixedly connected with an eighth gear 806, the eighth gear 806 is in meshed transmission with the ninth gear 807, the eighth gear 806 is fixedly connected with a seventh gear 804 through a fourth connecting shaft 805, one side of the first rotating plate 802 is provided with a sixth gear 803, the sixth gear 803 is in meshed transmission with the seventh gear 804, the other side of the first rotating plate 802 is provided with a fifth gear 801, the fifth gear 801 is in meshed transmission with the sixth gear 803, and the first rotating plate 802 is in rotary connection with an adjacent rotating plate on the other side of the first rotating plate 802 through the fifth gear 801.
The other side of the third rotating plate 8016 is rotationally connected with one side of the second rotating plate 8014, a twelfth gear 8012 is fixedly connected to the second rotating plate 8014, the twelfth gear 8012 is in meshed transmission with a tenth gear 809, the twelfth gear 8012 is fixedly connected with an eleventh gear 8010 through a fifth connecting shaft 8011, a thirteenth gear 8013 is mounted on one side of the second rotating plate 8014, the thirteenth gear 8013 is in meshed transmission with the eleventh gear 8010, a fourteenth gear 8015 is mounted on the other side of the second rotating plate 8014, the fourteenth gear 8015 is in meshed transmission with the twelfth gear 8012, and the second rotating plate 8014 is in rotary connection with an adjacent rotating plate on the other side of the fourteenth gear 8015 through the fourteenth gear 8015. The rotation direction of the first rotation plate 802 is opposite to the rotation direction of the second rotation plate 8014. The rotation direction of the first rotation plate 802 is the same as the rotation direction of the rotation plate adjacent to the other side of the first rotation plate 802, and the rotation direction of the second rotation plate 8014 is the same as the rotation direction of the rotation plate adjacent to the other side of the fourteenth gear 8015. The angles of the first rotating plate 802, the second rotating plate 8014 and the third rotating plate 8016 are adjusted according to the diameters of the lower flange 1 and the upper flange 2 and the distances between the adjacent through holes of the circumferences of the lower flange 1 and the upper flange 2, the first rotating plate 802, the second rotating plate 8014 and the third rotating plate 8016 drive clips 9010 on racks 907 to align with the positions of screw heads 11, the racks 907 drive screw clamping rods 6 to adjust angles through connecting rods 7, and the screw clamping rods 6 align with the positions above screws 3.
As shown in fig. 8 and 9, the screw head clamping assembly 9 is formed by coupling a second universal joint 901, a sixth connecting shaft 902, a third supporting frame 903, a third motor 904, a fifteenth gear 905, a sixteenth gear 906, a rack 907, a second supporting plate 908, a slide plate 909, and a clip 9010, and the screw head clamping assembly 9 is: a third supporting frame 903 is installed at the bottom of the third rotating plate 8016, a third motor 904 is installed at the bottom of the third supporting frame 903, and a fifteenth gear 905 is installed on an output shaft of the third motor 904.
Two second supporting plates 908 which are symmetrical with each other are arranged at the bottom of the third rotating plate 8016, a sixth connecting shaft 902 is rotatably connected to the second supporting plates 908, two ends of the sixth connecting shaft 902 are rotatably connected with bolt fastening mechanisms adjacent to two sides of the sixth connecting shaft 902 through second universal joints 901 respectively, a sixteenth gear 906 is arranged on the sixth connecting shaft 902, the sixteenth gear 906 is meshed with a fifteenth gear 905 for transmission, a sliding plate 909 is arranged at the bottom of the third rotating plate 8016, a groove of the sliding plate 909 is slidably connected with a rack 907, one end of the rack 907 is movably connected with a connecting rod 7, and a clamp 9010 is arranged at the other end of the rack 907 and used for clamping a screw head 11.
As shown in fig. 10, the clip 9010 is formed by coupling a concave plate 901001 and a bottom plate 901002, and the clip 9010 is: the screw head 11 is hexahedron, and the medial surface of concave plate 901001 is four side connection constitution, and four sides of concave plate 901001 are with four excircles Zhou Cemian joint of screw head 11, and the terminal surface is the inclined plane before concave plate 901001, and the bottom fixed mounting of concave plate 901001 has the bottom plate 901002 with screw head 11 bottom joint, and the terminal surface is the inclined plane before bottom plate 901002 is convenient for with screw head 11 joint.
The working principle of this embodiment is as follows:
(1) Adjusting the clamping direction: starting a second motor 808, driving a tenth gear 809 to rotate by the second motor 808, driving a ninth gear 807 to rotate by the tenth gear 809, driving an eighth gear 806 to rotate by the ninth gear 807, driving a first rotating plate 802 to rotate by the eighth gear 806, adjusting angles of the first rotating plate 802 and a third rotating plate 8016 according to the diameters of the lower flange 1 and the upper flange 2 and the distance between the circumferential adjacent through holes of the lower flange 1 and the upper flange 2, driving a seventh gear 804 to rotate by the eighth gear 806 through a fourth connecting shaft 805, driving a sixth gear 803 to rotate by the seventh gear 803, driving a fifth gear 801 to rotate by the fifth gear 801, and adjusting angles of the adjacent rotating plates of the first rotating plate 802 according to the diameters of the lower flange 1 and the upper flange 2 and the distance between the circumferential adjacent through holes of the lower flange 1 and the upper flange 2;
the tenth gear 809 drives the twelfth gear 8012 to rotate, the twelfth gear 8012 drives the second rotating plate 8014 to rotate, the angles of the second rotating plate 8014 and the third rotating plate 8016 are adjusted according to the diameters of the lower flange 1 and the upper flange 2 and the distance between the lower flange 1 and the circumferentially adjacent through holes of the upper flange 2, the twelfth gear 8012 drives the eleventh gear 8010 to rotate through the fifth connecting shaft 8011, the eleventh gear 8010 drives the thirteenth gear 8013 to rotate, the thirteenth gear 8013 drives the fourteenth gear 8015 to rotate, the fourteenth gear 8015 drives the rotating plates adjacent to the second rotating plate 8014 to move, the angles of the second rotating plate 8014 adjacent to the rotating plates are adjusted according to the diameters of the lower flange 1 and the upper flange 2 and the distance between the circumferentially adjacent through holes of the lower flange 1 and the upper flange 2, the first rotating plate 802, the second rotating plate 8014 and the third rotating plate 8016 drive clips 9010 on the racks 907 to align with the screw heads 11, and the racks 907 drive the screw rods 6 to adjust angles through the connecting rods 7 to align with the screw rods 6 to the clamping positions above the screw rods 6.
(2) Clamping screw head 11: the third motor 904 is started, the third motor 904 drives the fifteenth gear 905 to rotate, the fifteenth gear 905 drives the sixteenth gear 906 to rotate, the sixteenth gear 906 drives the rack 907 to move in the horizontal direction, and the rack 907 drives the clamp 9010 to clamp the screw head 11. The sixteenth gear 906 drives the sixth connecting shaft 902 to rotate, and two ends of the sixth connecting shaft 902 drive the connecting shafts adjacent to two sides of the sixth connecting shaft 902 to rotate through the second universal joints 901 respectively, and each clamp 9010 is clamped with the screw head 11.
(3) Alignment screw 3: the rack 907 drives the screw clamping rod 6 to move in the horizontal direction through the connecting rod 7, and the position of the screw clamping rod 6 is adjusted to enable the screw clamping rod 6 to be aligned with the upper position of the screw 3.
(4) Fastening nut 5: starting the first motor 401, the first motor 401 drives the ratchet 408 to rotate, the ratchet 408 drives the second gear 406 to rotate through the third connecting shaft 4020, the second gear 406 drives the third gear 407 to rotate, the third gear 407 drives the screw rod 405 to rotate, the screw rod 405 drives the sliding support 4014 to move along the vertical direction of the screw rod 405, the sliding support 4014 drives the screw rod clamping rod 6 to move along the vertical direction of the screw rod 405, the screw rod clamping rod 6 moves downwards, the screw rod clamping rod 6 is clamped on the outer circumference of the sleeve 4010, and the fourth gear 4011 is arranged on the outer circumference of the sleeve 4010.
The ratchet 408 drives the first bevel gear 4015 to rotate, the first bevel gear 4015 drives the first connecting shaft 402 to rotate, the first connecting shaft 402 drives the first gear 403 to rotate, the first gear 403 drives the fourth gear 4011 to rotate, the fourth gear 4011 drives the nut 5 to rotate on the screw 3 through the sleeve 4010 and the connecting rod 4012, meanwhile, the sliding support 4014 drives the third gear 407 to move along the vertical direction of the screw 405 through the second support 4018, the third gear 407 sequentially passes through the second gear 406, the third connecting shaft 4020, the ratchet 408, the first bevel gear 4015, the first connecting shaft 402, the first gear 403 and the fourth gear 4011 drive the sleeve 4010 to move along the vertical direction of the screw 3, and when the sleeve 4010 moves to be in contact with the nut 5, the sleeve 4010 drives the nut 5 to move downwards along the vertical direction of the screw 3 to fasten the nut 5.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention.

Claims (9)

1. Multi-hole-site synchronous fastening bolt moment tool for wind generating set, wherein the upper end of an upper flange (2) is fixedly connected with a tower pole of the wind generating set, the lower end of the upper flange (2) is fixedly connected with the upper end of a lower flange (1) through bolts, the lower end of the lower flange (1) is fixedly connected with a base, and the bolts consist of a screw rod (3), a nut (5) and a screw head (11), and are characterized in that: the screw rods (3) are respectively arranged on the circumferential through holes of the lower flange (1) and the upper flange (2), three bolts at the joint of the upper flange (2) and the lower flange (1) are fastened by at least three mutually connected bolt fastening mechanisms, and the bolt fastening mechanisms are as follows: the screw head clamping assembly (9) is arranged at the bottom of the rotating plate adjusting assembly (8), the screw head clamping assembly (9) is clamped with a screw head (11) positioned on the lower bottom surface of the lower flange (1), the screw head clamping assembly (9) is fixedly connected with one end of a screw clamping rod (6) through a connecting rod (7), and the other end of the screw clamping rod (6) is connected with a fastening assembly (4) for fastening a nut (5) positioned on the upper top surface of the upper flange (2) and the screw (3);
the rotating plate adjusting component (8) is as follows: a second motor (808) for driving a tenth gear (809) to rotate is arranged on a third rotating plate (8016), a ninth gear (807) which is in meshing transmission with the tenth gear (809) is arranged on the third rotating plate (8016), one side of the third rotating plate (8016) is in rotating connection with one side of a first rotating plate (802), an eighth gear (806) which is in meshing transmission with the ninth gear (807) is fixedly connected on the first rotating plate (802), the eighth gear (806) is fixedly connected with a seventh gear (804) through a fourth connecting shaft (805), a sixth gear (803) which is in meshing transmission with the seventh gear (804) is arranged on one side of the first rotating plate (802), a fifth gear (801) which is in meshing transmission with the sixth gear (803) is arranged on the other side of the first rotating plate (802), and the first rotating plate (802) is in rotating connection with an adjacent rotating plate on the other side of the first rotating plate (802) through the fifth gear (801);
the other side of the third rotating plate (8016) is rotationally connected with one side of the second rotating plate (8014), a twelfth gear (8012) which is in meshed transmission with a tenth gear (809) is fixedly connected on the second rotating plate (8014), the twelfth gear (8012) is fixedly connected with an eleventh gear (8010) through a fifth connecting shaft (8011), a thirteenth gear (8013) which is in meshed transmission with the eleventh gear (8010) is arranged on one side of the second rotating plate (8014), a fourteenth gear (8015) which is in meshed transmission with the thirteenth gear (8013) is arranged on the other side of the second rotating plate (8014), and the second rotating plate (8014) is rotationally connected with the adjacent rotating plate on the other side of the fourteenth gear (8015) through the fourteenth gear (8015).
2. The wind generating set multi-hole site synchronous fastening bolt moment tooling of claim 1, wherein: the rotation direction of the first rotating plate (802) is opposite to the rotation direction of the second rotating plate (8014).
3. The wind generating set multi-hole site synchronous fastening bolt moment tooling of claim 1, wherein: the rotating direction of the first rotating plate (802) is the same as the rotating direction of the rotating plate adjacent to the other side of the first rotating plate (802).
4. The wind generating set multi-hole site synchronous fastening bolt moment tooling of claim 1, wherein: the rotation direction of the second rotating plate (8014) is the same as the rotation direction of the adjacent rotating plate at the other side of the fourteenth gear (8015).
5. The torque fixture for synchronous fastening bolts at multiple holes of a wind generating set according to claim 1, wherein the fastening assembly (4) is: a first support frame (409) is arranged on a third rotating plate (8016), a screw rod (405) is arranged on the first support frame (409), one end of the screw rod (405) is rotationally connected with the top end of the first support frame (409), the other end of the screw rod is rotationally connected with the rotating plate, a sliding support (4014) which is in sliding connection with the screw rod (405) is arranged on the first support frame (409), a third gear (407) which is in sliding connection with the outer circumference of the screw rod (405) is arranged on the sliding support (4014) through a second support frame (4018), a second connecting shaft (4017) is rotationally connected with the sliding support (4014), two ends of the second connecting shaft (4017) are respectively rotationally connected with bolt fastening mechanisms adjacent to two sides of the second connecting shaft (4017) through a first universal joint (404), the second connecting shaft (4017) is rotationally connected with the second bevel gear (4016), one end of the first connecting shaft (402) is movably connected with the connecting rod (7), the other end of the first connecting shaft (402) is provided with a first gear (403), the first connecting shaft (4014) is rotationally connected with a first motor (4016) which is in sliding connection with a second bevel gear (4015), two ends of the first motor (4015) are meshed with the first bevel gear (4015) on the first support plate (401), the ratchet (408) is provided with a second gear (406) through a third connecting shaft (4020), the second gear (406) is meshed with a third gear (407) for transmission, the screw (3) is provided with a pre-tightening unit connected with the nut (5), and the pre-tightening unit is respectively connected with the first gear (403) and the other end of the screw clamping rod (6).
6. The synchronous fastening bolt moment tool for multiple hole sites of a wind generating set according to claim 5, wherein the pre-tightening unit is: the outer circumference threaded connection of screw rod (3) has sleeve (4010), sleeve (4010) outer circumference is provided with fourth gear (4011) with first gear (403) meshing transmission, even fixedly connected with connecting rod (4012) of sleeve (4010) lower extreme circumferencial direction, connecting rod (4012) and nut (5) swing joint that are located sleeve (4010) below, screw rod chucking pole (6) other end and sleeve (4010) fixed connection are provided with spring (4013) that are located between sleeve (4010) and nut (5) on screw rod (3), spring (4013) one end is connected with sleeve (4010) bottom, the other end is connected with nut (5) top.
7. The multi-hole site synchronous fastening bolt moment tooling of the wind generating set according to claim 1, wherein the screw head clamping assembly (9) is: a third supporting frame (903) is arranged at the bottom of the third rotating plate (8016), a third motor (904) is arranged at the bottom of the third supporting frame (903), and a fifteenth gear (905) is arranged on an output shaft of the third motor (904); the bottom of the third rotating plate (8016) is provided with two second supporting plates (908) which are symmetrical to each other, the second supporting plates (908) are rotationally connected with a sixth connecting shaft (902), two ends of the sixth connecting shaft (902) are rotationally connected with bolt fastening mechanisms adjacent to two sides of the sixth connecting shaft (902) through second universal joints (901) respectively, the sixth connecting shaft (902) is provided with a sixteenth gear (906) which is meshed with a fifteenth gear (905) for transmission, the bottom of the third rotating plate (8016) is provided with a sliding plate (909) which is in sliding connection with a rack (907), one end of the rack (907) is movably connected with a connecting rod (7), and the other end of the rack is provided with a clamp (9010) which is used for clamping a screw head (11).
8. The synchronous fastening bolt moment tooling for multiple hole sites of a wind generating set according to claim 7, wherein the clamping clips (9010) are: the screw head (11) is hexahedron, and the medial surface of concave plate (901001) is four side connection constitution, and four sides of concave plate (901001) are with four excircle Zhou Cemian joint of screw head (11), and the terminal surface is the inclined plane before concave plate (901001) both ends, and the bottom of concave plate (901001) is provided with bottom plate (901002) with screw head (11) bottom joint, and the preceding terminal surface of bottom plate (901002) is the inclined plane.
9. The torque tool for synchronously fastening bolts at multiple holes of the wind generating set according to claim 1, wherein a handle (10) is arranged on the screw clamping rod (6).
CN202210158853.2A 2022-02-21 2022-02-21 Synchronous fastening bolt moment frock of wind generating set multiporous site Active CN114310283B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102463550A (en) * 2010-11-11 2012-05-23 天津市七星精密机械有限公司 Tool for fastening pipeline flange bolts
CN107717863A (en) * 2017-10-30 2018-02-23 贵港市厚顺信息技术有限公司 A kind of flange to corner bolt up and down simultaneously locking device
CN109538582A (en) * 2018-11-26 2019-03-29 储国亲 A kind of flange convenient for the installation of precision machinery components
CN113199235A (en) * 2021-04-30 2021-08-03 西安理工大学 Mechanism is disassembled to aircraft tire bolt with moment of torsion control function

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6414168B2 (en) * 2016-09-26 2018-10-31 トヨタ自動車株式会社 Temporary fastening tool

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102463550A (en) * 2010-11-11 2012-05-23 天津市七星精密机械有限公司 Tool for fastening pipeline flange bolts
CN107717863A (en) * 2017-10-30 2018-02-23 贵港市厚顺信息技术有限公司 A kind of flange to corner bolt up and down simultaneously locking device
CN109538582A (en) * 2018-11-26 2019-03-29 储国亲 A kind of flange convenient for the installation of precision machinery components
CN113199235A (en) * 2021-04-30 2021-08-03 西安理工大学 Mechanism is disassembled to aircraft tire bolt with moment of torsion control function

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