CN220761531U - Be used for large-scale aerogenerator main shaft welding auxiliary frame - Google Patents

Abstract

The utility model provides a welding auxiliary frame for a main shaft of a large-scale wind driven generator, which relates to the technical field of welding auxiliary frames and comprises a fixed base, a movable base, a double-tooth screw rod and side supporting blocks.

Description

Be used for large-scale aerogenerator main shaft welding auxiliary frame

Technical Field

The utility model relates to the technical field of welding auxiliary frames, in particular to a main shaft welding auxiliary frame for a large-scale wind driven generator.

Background

The main shaft of the large-scale wind driven generator is one of key components in the wind driven generator and is responsible for transmitting mechanical energy of rotation of a fan blade to the generator so as to generate electric energy, and a welding auxiliary frame is used when the main shaft is processed and welded and is used for supporting and maintaining a device for welding the main shaft so as to ensure stability and accuracy of the main shaft in the welding process.

The existing welding auxiliary frame for the main shaft of the large-scale wind driven generator is usually fixed by adopting a steel support frame with a fixed structure, in the actual machining process, the length and the diameter of the main shaft are different, and the design of the support frame cannot flexibly adapt to the main shafts with different sizes, so that the applicability of the welding auxiliary frame is limited, and the welding auxiliary frame cannot meet the requirements on the flexibility and the diversity of the main shaft of the large-scale wind driven generator.

Thus, we provide an auxiliary welding stand for a main shaft of a large wind power generator.

Disclosure of Invention

The utility model aims to provide an auxiliary welding frame for a main shaft of a large wind driven generator, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a be used for large-scale aerogenerator main shaft welding auxiliary frame, includes unable adjustment base, movable base, two tooth lead screw and side supporting shoe, unable adjustment base's one end screw thread installs adjusting threaded rod, unable adjustment base's the other end movable mounting has movable base, the support frame is all bolted mounting to the upper end of unable adjustment base and movable base, the front side fixed mounting of support frame has the control box, the upper end of support frame rotates installs two tooth lead screw, two sets of side supporting shoe of outside movable mounting of two sets of side supporting shoe, two sets of the main supporting shoe is installed to the inboard of side supporting shoe, the upper surface adhesion of main supporting shoe is connected with square rubber pad.

Preferably, the inside both sides of fixed base have all seted up the spout, just the spout runs through to fixed base's bottom, two sets of guide slots have been seted up to fixed base's inside and the inboard that is located the spout, the standing groove has been seted up to fixed base's one side that is close to movable base, just the standing groove runs through spout and guide slot mutually, threaded hole has been seted up in the one side that the movable base was kept away from in the guide slot run through.

Preferably, one end of the adjusting threaded rod is welded with a hexagonal knob, the other end of the adjusting threaded rod is rotatably provided with a push plate, and the push plate is slidably arranged in the guide groove.

Preferably, both ends of one side of the movable base, which is close to the fixed base, are welded with side plates, the outer sides of the side plates are rotatably provided with rollers through short shafts, and the rollers are slidably arranged in the sliding grooves.

Preferably, the inner side of the side plate is provided with a guide block, the guide block is welded on the inner side of the movable base, the guide block is slidably mounted in the guide groove, the guide block is connected with the side plate through a connecting block, and the connecting block is welded on the side surface of the movable base.

Preferably, the support frame comprises mounting panel, square frame, supporting beam, base plate, supporting seat, fixed frame and fixed plate, the mounting panel is all installed to the equal bolt of upper end of fixed base and movable base, the upper end welding of mounting panel is by square frame, the inboard welding of square frame has a supporting beam, the upper end welding of square frame has the base plate, the upper end welding of base plate has three support seats of group, and one of them a set of the front side welding of supporting seat has the fixed frame, the upper end welding of supporting seat has the fixed plate, just the main tributary supporting shoe welding is in the upper end of fixed plate, the upper surface of fixed plate just is located the both sides of main tributary supporting shoe and has all run through and has seted up logical groove.

Preferably, the gear motor is installed through the shaft coupling to one end of double-tooth lead screw, just gear motor fixed mounting is in the inside of fixed frame, the lower extreme welding of side supporting shoe has the connecting rod, the lower extreme welding of connecting rod has the nut seat, just the screw thread seat thread bush is established in the outside of double-tooth lead screw, the equal adhesion of upper surface of side supporting shoe is connected with the arc rubber pad.

Compared with the prior art, the utility model has the beneficial effects that:

1. this a be used for large-scale aerogenerator main shaft welding auxiliary frame, through movable base's setting, adjust the distance between movable base and the fixed base according to the length of main shaft, with guaranteeing to place steadily the main shaft, be convenient for the welding machine welds it, manual rotatory hexagonal knob also can rotate with the help of the spanner, hexagonal knob drives and adjusts the threaded rod and rotates, thereby push out the guide slot with the guide block through the push pedal, movable base is pushed away this moment, can adapt to the main shaft of different length in a flexible way, make its suitability greatly increased, can satisfy large-scale aerogenerator main shaft welded flexibility and variety requirement.

2. Through the setting of double-tooth lead screw and side supporting piece, gear motor drives double-tooth lead screw and rotates to drive two sets of side supporting pieces and carry out the removal in opposite directions, make the distance between its two sets of side supporting pieces increase, can adapt to the main shaft of different diameters in a flexible way.

Drawings

FIG. 1 is a schematic diagram of the overall appearance and structure of a welding auxiliary frame for a main shaft of a large-scale wind driven generator;

FIG. 2 is a schematic cross-sectional view of a stationary base of the present utility model;

FIG. 3 is a schematic view of a movable base structure according to the present utility model;

fig. 4 is a schematic structural view of the support frame, the double-tooth screw rod, the side support block and the main support block of the utility model.

Reference numerals in the drawings: 1. a fixed base; 11. a chute; 12. a guide groove; 13. a placement groove; 14. a threaded hole; 2. adjusting a threaded rod; 21. a hexagonal knob; 22. a push plate; 3. a movable base; 31. a side plate; 32. a short shaft; 33. a roller; 34. a guide block; 35. a connecting block; 4. a support frame; 41. a mounting plate; 42. a square frame; 43. a support beam; 44. a substrate; 45. a support base; 46. a fixed frame; 47. a fixing plate; 471. a through groove; 5. a control box; 6. a double-tooth screw rod; 61. a speed reducing motor; 7. a side support block; 71. a connecting rod; 72. a nut seat; 73. an arc-shaped rubber pad; 8. a main support block; 81. square rubber pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides an embodiment: a be used for large-scale aerogenerator main shaft welding auxiliary frame, including fixed base 1, movable base 3, two tooth lead screw 6 and side supporting shoe 7, the one end screw thread of fixed base 1 installs adjusting threaded rod 2, the other end movable mounting of fixed base 1 has movable base 3, the support frame 4 is all installed to the equal bolt of upper end of fixed base 1 and movable base 3, the front side fixed mounting of support frame 4 has control box 5, two tooth lead screw 6 are installed in the upper end rotation of support frame 4, the outside movable mounting of two tooth lead screw 6 has two sets of side supporting shoe 7, main supporting shoe 8 is installed to the inboard of two sets of side supporting shoe 7, the upper surface adhesion of main supporting shoe 8 is connected with square rubber pad 81, place the main shaft at main supporting shoe 8 upper end, square rubber pad 81 can play the purpose of protection, can effectively play support safeguard effect to the main shaft.

Further, the inside both sides of fixed base 1 have all been seted up spout 11, spout 11 has provided slide path and space for curb plate 31 and gyro wheel 33, and spout 11 runs through to the bottom of fixed base 1, two sets of guide slots 12 have been seted up to the inside of fixed base 1 and be located the inboard of spout 11, guide slot 12 has provided slide path for guide block 34 slides, standing groove 13 has been seted up to one side of fixed base 1 near movable base 3, and standing groove 13 runs through spout 11 and guide slot 12 mutually, standing groove 13 is used for placing connecting block 35, threaded hole 14 has been seted up in the running through of one side of guide slot 12 far away from movable base 3.

Further, hexagonal knob 21 has been welded to the one end of adjusting threaded rod 2, the setting of hexagonal knob 21 makes things convenient for operating personnel to handle the rotation of adjusting threaded rod 2, when manual unable regulation, can adjust hexagonal knob 21 with the help of the spanner, and push pedal 22 is installed in the other end rotation of adjusting threaded rod 2, and push pedal 22 slidable mounting is in the inside of guide slot 12, and push pedal 22 contacts with guide block 34, when adjusting threaded rod 2 rotary motion, can drive push pedal 22 and remove, and push pedal 22 is ejecting guide block 34.

Further, both ends of one side of the movable base 3, which is close to the fixed base 1, are welded with side plates 31, the outer sides of the side plates 31 are rotatably provided with rollers 33 through short shafts 32, the rollers 33 are slidably arranged in the sliding grooves 11, and when the movable base 3 is ejected out, the side plates 31 on both sides drive the rollers 33 to slide in the sliding grooves 11, so that the movement of the rollers is smoother.

Further, the inside of the side plate 31 is provided with a guide block 34, the guide block 34 is welded on the inside of the movable base 3, the guide block 34 is slidably mounted in the guide groove 12, the guide block 34 is connected with the side plate 31 through a connecting block 35, the connecting block 35 is welded on the side surface of the movable base 3, the connecting block 35 achieves the purpose of reinforcing, and the side plate 31 and the guide block 34 are connected more firmly.

Further, the support frame 4 comprises mounting panel 41, square frame 42, supporting beam 43, base plate 44, supporting seat 45, fixed frame 46 and fixed plate 47, mounting panel 41 is all installed to the upper end of fixed base 1 and movable base 3 bolt, square frame 42 has been welded to the upper end of mounting panel 41, the inboard welding of square frame 42 has supporting beam 43, the upper end welding of square frame 42 has base plate 44, the upper end welding of base plate 44 has three groups of supporting seat 45, the front side welding of one group of supporting seat 45 has fixed frame 46, the upper end welding of supporting seat 45 has fixed plate 47, and main tributary supporting shoe 8 welds the upper end at fixed plate 47, the upper surface of fixed plate 47 just is located main tributary supporting shoe 8 both sides and has all run through and has seted up logical groove 471, the support frame 4 can highly customize according to the actual height of needs.

Further, gear motor 61 is installed through the shaft coupling to the one end of double-tooth lead screw 6, and gear motor 61 fixed mounting is in the inside of fixed frame 46, the lower extreme welding of side supporting shoe 7 has connecting rod 71, the lower extreme welding of connecting rod 71 has nut seat 72, and nut seat 72 thread bush is established in the outside of double-tooth lead screw 6, the upper surface of side supporting shoe 7 all adheres to and is connected with arc rubber pad 73, gear motor 61 passes through the shaft coupling and drives double-tooth lead screw 6 and rotate, two sets of nut seats 72 in the outside take place opposite directions motion this moment, nut seat 72 passes through connecting rod 71 and drives side supporting shoe 7 and remove.

Working principle: firstly, a welding auxiliary frame for a main shaft of a large wind driven generator is moved to a working position, firstly, the distance between a movable base 3 and a fixed base 1 is adjusted according to the length of the main shaft, so that the main shaft is placed stably, a welding machine is convenient to weld the main shaft, a hexagonal knob 21 is manually rotated, the hexagonal knob 21 can also be rotated by means of a spanner, an adjusting threaded rod 2 is driven to rotate in a threaded hole 14 by the hexagonal knob 21, a push plate 22 slides in a guide groove 12 at the moment, a guide block 34 is pushed out of the guide groove 12, secondly, the guide block 34 drives the movable base 3 to move, the movable base 3 is pushed away, thirdly, the distance between two groups of side supporting blocks 7 is adjusted according to the actual size of the main shaft, a speed reducing motor 61 is controlled to operate through a control box 5, the speed reducing motor 61 drives a double-tooth screw rod 6 to rotate through a coupler, at the moment, two groups of nut seats 72 move in opposite directions, at the moment, the side supporting blocks 7 are driven by a connecting rod 71 to move by the nut seats 72, and at the moment, the upper ends of the two groups of side supporting blocks 7 are required to be welded, and the main shaft 8 also plays a supporting role in pushing main shaft to push the guide plate 12, and the main shaft is used for welding auxiliary welding frame.

Claims (7)

1. The utility model provides a be used for large-scale aerogenerator main shaft welding auxiliary frame, includes fixed base (1), movable base (3), double-tooth lead screw (6) and side supporting shoe (7), its characterized in that: one end screw thread of fixed base (1) is installed and is adjusted threaded rod (2), the other end movable mounting of fixed base (1) has movable base (3), support frame (4) are all installed to the equal bolt in upper end of fixed base (1) and movable base (3), the front side fixed mounting of support frame (4) has control box (5), the upper end rotation of support frame (4) is installed double-tooth lead screw (6), the outside movable mounting of double-tooth lead screw (6) has two sets of side supporting shoe (7), two sets of main supporting shoe (8) are installed to the inboard of side supporting shoe (7), the upper surface adhesion of main supporting shoe (8) is connected with square rubber pad (81).

2. The welding auxiliary frame for the main shaft of the large wind driven generator according to claim 1, wherein sliding grooves (11) are formed in two sides of the inside of the fixed base (1), the sliding grooves (11) penetrate through the bottom of the fixed base (1), two groups of guide grooves (12) are formed in the inside of the fixed base (1) and located on the inner side of the sliding grooves (11), a placing groove (13) is formed in one side, close to the movable base (3), of the fixed base (1), the placing groove (13) penetrates through the sliding grooves (11) and the guide grooves (12), and threaded holes (14) are formed in one side, far away from the movable base (3), of the guide grooves (12).

3. A welding auxiliary frame for a main shaft of a large-sized wind driven generator according to claim 1 or 2, wherein one end of the adjusting threaded rod (2) is welded with a hexagonal knob (21), the other end of the adjusting threaded rod (2) is rotatably provided with a push plate (22), and the push plate (22) is slidably arranged in the guide groove (12).

4. The welding auxiliary frame for the main shaft of the large-scale wind driven generator according to claim 1 or 2, wherein two ends of one side of the movable base (3) close to the fixed base (1) are welded with side plates (31), the outer sides of the side plates (31) are rotatably provided with rollers (33) through short shafts (32), and the rollers (33) are slidably arranged in the sliding grooves (11).

5. The auxiliary welding frame for the main shaft of the large wind driven generator according to claim 4, wherein a guide block (34) is arranged on the inner side of the side plate (31), the guide block (34) is welded on the inner side of the movable base (3), the guide block (34) is slidably mounted in the guide groove (12), the guide block (34) is connected with the side plate (31) through a connecting block (35), and the connecting block (35) is welded on the side surface of the movable base (3).

6. The auxiliary welding frame for the main shaft of the large wind driven generator according to claim 1, wherein the supporting frame (4) consists of a mounting plate (41), a square frame (42), a supporting beam (43), a base plate (44), supporting seats (45), a fixing frame (46) and a fixing plate (47), the mounting plate (41) is mounted at the upper ends of the fixing base (1) and the movable base (3) through bolts, the square frame (42) is welded at the upper end of the mounting plate (41), the supporting beam (43) is welded at the inner side of the square frame (42), the base plate (44) is welded at the upper end of the square frame (42), three groups of supporting seats (45) are welded at the upper end of the base plate (44), the fixing frame (46) is welded at the front side of one group of the supporting seats (45), the fixing plate (47) is welded at the upper end of the supporting seat (45), and the main supporting blocks (8) are welded at the upper ends of the fixing plate (47), and through grooves (471) are formed in the two sides of the main supporting blocks (8).

7. The auxiliary welding frame for the main shaft of the large wind driven generator according to claim 1 or 6, wherein one end of the double-tooth screw rod (6) is provided with a gear motor (61) through a coupler, the gear motor (61) is fixedly arranged in the fixed frame (46), the lower end of the side supporting block (7) is welded with a connecting rod (71), the lower end of the connecting rod (71) is welded with a nut seat (72), the nut seat (72) is sleeved on the outer side of the double-tooth screw rod (6) in a threaded manner, and the upper surface of the side supporting block (7) is connected with an arc-shaped rubber pad (73) in a blocking manner.