CN219616899U - Automatic welding device for vertical support tube of wind driven generator - Google Patents

Automatic welding device for vertical support tube of wind driven generator Download PDF

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Publication number
CN219616899U
CN219616899U CN202222907400.3U CN202222907400U CN219616899U CN 219616899 U CN219616899 U CN 219616899U CN 202222907400 U CN202222907400 U CN 202222907400U CN 219616899 U CN219616899 U CN 219616899U
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welding
cantilever beam
cantilever
automatic
driven generator
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袁名伟
赵卓翔
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Tianjin Huaxiang Technology Co ltd
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Tianjin Huaxiang Technology Co ltd
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    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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Abstract

The utility model relates to an automatic welding device for a vertical support tube of a wind driven generator, which comprises a guide rail, a wheel support mechanism and a movable welding mechanism, wherein the wheel support mechanism and the movable welding mechanism are respectively arranged at two ends of the guide rail, the movable welding mechanism comprises a movable frame, a horizontal servo motor, a screw rod transmission mechanism, a first cantilever beam, a second cantilever beam and at least one automatic lifting welding trolley, the movable frame is driven by the horizontal servo motor and the screw rod transmission mechanism to horizontally move along the guide rail, the first cantilever beam is fixedly arranged on the movable frame, the second cantilever beam is horizontally arranged at the lower part of the first cantilever beam, and the automatic lifting welding trolley is arranged on the second cantilever beam. The welding device is scientific and reasonable in structural design, can automatically adjust the welding positions in the horizontal and vertical directions, realizes automatic welding of the inner ring seam of the support tube, is simple to operate, saves time and labor, has high welding precision, and completely meets the welding requirement of the inner ring of the vertical support tube of the wind driven generator.

Description

Automatic welding device for vertical support tube of wind driven generator
Technical Field
The utility model belongs to the technical field of welding of support pipes of wind driven generators, and particularly relates to an automatic welding device for a vertical support pipe of a wind driven generator.
Background
The diameter of the wind driven generator support tube is larger, the length of the cylinder body is longer, the diameter of the common wind driven generator support tube is 2000-5000mm, the length of the cylinder body is 10000-35000mm, each wind driven generator support tube is formed by welding a plurality of sections of cylinder bodies, and the welding workload is extremely large.
In the prior art, the outer annular seam is welded at the joint of the support pipes, a welding platform needs to be arranged, the welding platform is large in size, and the stability of the moving process is difficult to control. The X-shaped groove is arranged at the joint of the support tube, when the X-shaped groove is welded, the outer circular seam and the inner circular seam are welded, the existing inner circular seam is welded mostly by manual welding, or the existing welding trolley is welded by manual placement at the position of the welding seam, the welding trolley is required to move at a constant speed in the reverse direction in the rotation process of the support tube, the position of the welding trolley is static, the rotation speed of the support tube and the rotation speed of the trolley roller are not easy to control, the welding trolley is easy to be disturbed, and the unstable welding process and the like are caused. In addition, carbon dioxide arc welding is adopted for the inner circumferential seam welding of the support tube, so that the efficiency is low.
In summary, the existing welding process for the support tube of the wind driven generator has high production cost, and cannot meet the production requirements of mass production and manufacture of the existing wind power generation equipment.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides an automatic welding device for a vertical support tube of a wind driven generator, which can automatically adjust the welding positions in the horizontal and vertical directions, realize automatic submerged arc welding of an inner circular seam of the support tube, and has high welding efficiency and good welding quality.
The utility model solves the technical problems by the following technical proposal:
an automatic welding device for a vertical support tube of a wind driven generator is characterized in that: including guide rail, wheel supporting mechanism and removal welding mechanism, arrange wheel supporting mechanism and removal welding mechanism respectively at the both ends of guide rail, remove welding mechanism and include and remove frame, horizontal servo motor, lead screw drive mechanism, first cantilever beam, the automatic lifting welding dolly of second cantilever Liang Jizhi at least, remove the frame and drive along guide rail horizontal migration by horizontal servo motor and lead screw drive mechanism, fixed mounting first cantilever beam on removing the frame, at first cantilever beam lower part horizontal mounting second cantilever beam, install on the second cantilever beam automatic lifting welding dolly.
The automatic lifting welding trolley comprises a positioning sleeve, a positioning seat, a guide cylinder, a lifting sleeve, a trolley and a vertical servo motor, wherein the positioning sleeve and a second cantilever Liang Taozhuang are fixedly arranged at the front part of the positioning sleeve, the guide cylinder is vertically and fixedly arranged in the positioning seat, the lifting sleeve is sleeved at the lower part of the guide cylinder, the servo motor is arranged in the guide cylinder, a motor shaft of the servo motor is connected with a screw rod through a coupling, a special nut is meshed and arranged on the screw rod, guide columns are symmetrically arranged on two sides of the special nut, the guide columns penetrate through a vertical long groove formed in the guide cylinder and are fixedly arranged with the lifting sleeve, the servo motor drives the screw rod to drive the special nut to lift, and then the lifting sleeve is driven to lift outside the guide cylinder, the trolley is fixedly arranged at the bottom end part of the guide cylinder, and a submerged arc welding gun is arranged on the lifting sleeve through a welding gun bracket.
And the second cantilever beam comprises a fixed cantilever and a telescopic cantilever, wherein the fixed cantilever is fixed with the movable frame and the first cantilever beam, and the telescopic cantilever is slidably inserted into the front end of the fixed cantilever.
Moreover, the automatic lifting welding trolley comprises two or more automatic lifting welding trolleys which are arranged on the fixed cantilever and the telescopic cantilever at intervals.
And the second cantilever beam is provided with a lifting column assembly, the bottom of the lifting column is provided with a supporting roller, the upper end of the lifting column is provided with a threaded column, the threaded column is meshed with a nut positioning seat fixedly arranged on the second cantilever beam, and the rolling direction of the supporting roller is consistent with that of the automatic lifting welding trolley.
And the front end of the first cantilever beam or the second cantilever beam corresponding to the automatic lifting welding trolley is vertically provided with a high-pressure air pipe which is connected with a high-pressure air source.
The utility model has the advantages and beneficial effects that:
1. according to the automatic welding device for the vertical support pipe of the wind driven generator, the movable welding mechanism is driven by the horizontal servo motor through the screw rod transmission mechanism and can move along the X direction, the movable welding mechanism comprises a movable frame, the horizontal servo motor, the screw rod transmission mechanism, at least one automatic lifting welding trolley for the first cantilever beam and the second cantilever beam Liang Jizhi, and the automatic lifting welding trolley adopts a cantilever mounting structure, so that the automatic lifting welding trolley can extend to the joint of the vertical support pipe of the wind driven generator to weld an inner ring, and the first cantilever beam and the second cantilever beam are assembled and mounted to realize the stability and reliability of the cantilever structure.
2. According to the automatic welding device for the vertical support pipe of the wind driven generator, multiple layers of welding are needed in the inner ring welding process, the automatic lifting welding trolley of the welding device drives the lifting sleeve through the vertical servo motor, so that the submerged arc welding gun is driven to lift, multiple layers of welding of inner ring welding are realized, the operation is convenient, and the precision is good; the movable frame can meet the requirement of multi-path welding treatment at the welding seam through X-direction movement, and accurate control can be realized.
3. According to the automatic welding device for the vertical support pipe of the wind driven generator, the automatic lifting welding trolley is a plurality of pieces, two pieces, three pieces and four pieces are arranged at intervals, and can be used for simultaneously welding a plurality of inner ring welding seams, so that the welding processing efficiency is effectively improved.
4. According to the automatic welding device for the vertical support tube of the wind driven generator, at least one lifting column is arranged on the second cantilever beam, and the bottom of the lifting column is provided with the support roller, so that the supporting function is realized in the welding process, and the stability of the welding process is ensured.
5. According to the automatic welding device for the vertical support pipe of the wind driven generator, the front end of the second cantilever beam is vertically provided with the high-pressure air pipe, the high-pressure air pipe is connected with the high-pressure air source, after each layer of submerged arc welding gun is welded, after welding flux is solidified and becomes brittle, the high-pressure air pipe is used for blowing welding slag, so that welding slag cleaning is realized, and the welding slag is cleaned and then the next layer of welding treatment is carried out.
6. The welding device is scientific and reasonable in structural design, can automatically adjust the welding positions in the horizontal and vertical directions, realizes automatic welding of the inner ring seam of the support tube, is simple to operate, saves time and labor, has high welding precision, and completely meets the welding requirement of the inner ring of the vertical support tube of the wind driven generator.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a perspective view of the structure of the present utility model;
FIG. 4 is a schematic view of the structure of the automatic lifting welding carriage of the present utility model;
FIG. 5 is a cross-sectional view of the automatic lifting welding carriage of the present utility model;
FIG. 6 is a cross-sectional view taken along A-A of FIG. 5;
fig. 7 is a schematic view of a lifting column mounting structure.
Description of the reference numerals
The device comprises a 1-wheel supporting mechanism, a 2-guide rail, a 3-movable welding mechanism, a 4-wind driven generator vertical supporting tube, a 5-U-shaped supporting seat, a 6-roller, a 7-automatic lifting welding trolley, an 8-second cantilever beam, a 9-lifting column, a 10-first cantilever beam, a 11-transmission screw rod, a 12-guide wheel, a 13-movable frame, a 14-guide seat, a 15-horizontal servo motor, a 16-horizontal servo motor mounting seat, a 17-positioning sleeve, a 18-positioning seat, a 19-guide cylinder, a 20-lifting sleeve, a 21-vertical long groove, a 22-trolley, a 23-vertical servo motor, a 24-screw rod, a 25-abnormal nut, a 26-guide column, a 27-high-pressure air pipe, a 28-telescopic cantilever, a 29-fixed cantilever, a 30-nut positioning seat and a 31-supporting roller.
Detailed Description
The utility model is further illustrated by the following examples, which are intended to be illustrative only and not limiting in any way.
The utility model provides a perpendicular stay tube automatic welder of aerogenerator, it includes guide rail 2, wheel supporting mechanism 1, remove welding mechanism 3, arrange wheel supporting mechanism and remove welding mechanism respectively at the both ends of guide rail, wheel supporting mechanism can be a plurality of that side by side, with remove welding structure not interfere can, this wheel supporting mechanism includes U type supporting seat 5 and top surface symmetrical running roller 6, be used for a plurality of to the perpendicular stay tube of aerogenerator to reliably support, and one of the symmetrical running roller is the initiative roller, the drive rotates the perpendicular stay tube of aerogenerator in step, perhaps adopt the rotation support of current welding set.
The movable welding mechanism comprises a movable frame 13, a horizontal servo motor 15, a screw rod transmission mechanism, a first cantilever beam 10, a second cantilever beam 8 and at least one automatic lifting welding trolley 7. The movable frame is driven by a horizontal servo motor and a screw rod transmission mechanism to horizontally move along the guide rail, and guide wheels 12 are arranged at four corners of the bottom of the movable frame. The end part of the guide rail corresponding to the moving frame is fixedly provided with a horizontal servo motor mounting seat 16, a horizontal servo motor is arranged on the horizontal servo motor mounting seat, the horizontal servo motor is connected with a transmission screw rod 11 through a coupling, and the bottom of the moving frame is fixedly provided with a guide seat 14 meshed with the transmission screw rod. The horizontal servo motor drives the movable frame to horizontally move along the guide rail through the transmission screw rod.
The first cantilever beam is fixedly installed on the movable frame, the second cantilever beam is horizontally installed on the lower portion of the first cantilever beam, and the automatic lifting welding trolley is installed on the second cantilever beam. The first cantilever beam and the second cantilever beam structure realize the stability and reliability of the whole cantilever structure, and realize that the automatic lifting welding trolley stretches into the vertical support tube of the wind driven generator to weld the inner ring. The second cantilever comprises a fixed cantilever 29 and a telescopic cantilever 28. The fixed cantilever, the movable frame and the first cantilever beam are fixed, the telescopic cantilever is slidably inserted into the front end of the fixed cantilever, and the automatic lifting welding trolley comprises two or more automatic lifting welding trolleys which are arranged on the fixed cantilever and the telescopic cantilever at intervals.
The automatic lifting welding trolley comprises a positioning sleeve 17, a positioning seat 18, a guide cylinder 19, a lifting sleeve 20, a trolley 22 and a vertical servo motor 23, wherein the positioning sleeve and a second cantilever Liang Taozhuang are fixedly arranged at the front part of the positioning sleeve, the guide cylinder is vertically and fixedly arranged in the positioning seat, the lifting sleeve is sleeved at the lower part of the guide cylinder, the vertical servo motor is arranged in the guide cylinder, a motor shaft of the vertical servo motor is connected with a screw rod 24 through a coupling, a special-shaped nut 25 is meshed and arranged on the screw rod, guide columns 26 are symmetrically arranged on two sides of the special-shaped nut, the guide columns penetrate through a vertical long groove 21 formed in the guide cylinder and are fixedly arranged with the lifting sleeve, the vertical servo motor drives the screw rod to drive the special-shaped nut to lift, the lifting sleeve is driven to lift outside the guide cylinder, the trolley is fixedly arranged at the bottom end part of the guide cylinder, a submerged arc welding gun (not shown in the drawing) is arranged on the lifting sleeve, and the submerged arc welding gun is buckled on the lifting sleeve.
The automatic lifting welding trolleys are two arranged at intervals. At least one lifting column 9 is arranged on the second cantilever beam, a supporting roller 31 is arranged at the bottom of the lifting column, a threaded column is arranged at the upper end of the lifting column, the threaded column is meshed with a nut positioning seat 30 fixedly arranged on the second cantilever beam, and the rolling direction of the supporting roller is consistent with that of the automatic lifting welding trolley. In the welding process, the support function is achieved, and the stability of the welding process is guaranteed.
The front end of the first cantilever beam or the second cantilever beam corresponding to the automatic lifting welding trolley is vertically provided with a high-pressure air pipe 27 which is connected with a high-pressure air source. After each layer of submerged arc welding gun is welded, after the welding flux is solidified and embrittled, the welding slag is blown at the position 700-800mm away from the welding seam by adopting a high-pressure air pipe, so that the cleaning of the welding slag is realized, and the welding treatment of the next layer is carried out after the cleaning of the welding slag.
The working principle of the automatic welding device for the vertical support tube of the wind driven generator is as follows:
the vertical supporting tube 4 of the wind driven generator is placed on the supporting device, the welding part of the vertical supporting tube 4 is positioned on the upper part of the wheel supporting frame, the horizontal servo motor is adjusted, the position to which the horizontal X direction of the vertical supporting tube moves is accurately controlled, in the welding process, the horizontal movement is carried out according to a set program, the inner ring multi-channel welding of the vertical supporting tube of the wind driven generator is realized, the vertical servo motor is adjusted, the screw rod is driven to rotate through the rotation of the vertical servo motor, so that the special-shaped nut is lifted, and the lifting cylinder is driven to lift along the Y direction of the submerged arc welding gun, so that the multi-layer welding of the inner ring welding seam is realized. Two automatic lifting welding trolleys can simultaneously weld a plurality of welding seams, and welding efficiency is further improved. Finally, the full-automatic welding process is realized. The automatic lifting welding trolley is in rolling support with the vertical support pipe of the wind driven generator, and the trolley is kept still all the time and is not influenced by the outside. And the program setting of the horizontal servo motor and the vertical servo motor can be used for setting the moving distance in the X direction and the Y direction according to welding requirements, so that welding operations with different numbers of channels on different layers can be realized.
Although the embodiments of the present utility model and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that various substitutions, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, and thus the scope of the utility model is not limited to the embodiments and the disclosure of the drawings.

Claims (6)

1. An automatic welding device for a vertical support tube of a wind driven generator is characterized in that: including guide rail (2), wheel supporting mechanism (1) and removal welding mechanism (3), arrange wheel supporting mechanism (1) and removal welding mechanism (3) respectively at the both ends of guide rail (2), remove welding mechanism (3) including removing frame (13), horizontal servo motor (15), lead screw drive mechanism, first cantilever beam (10), second cantilever beam (8) and at least one automatic lifting welding dolly (7), remove frame (13) by horizontal servo motor (15) and lead screw drive mechanism drive along guide rail (2) horizontal migration, fixed mounting first cantilever beam (10) on remove frame (13), install at first cantilever beam (10) lower part horizontal installation second cantilever beam (8), install on second cantilever beam (8) automatic lifting welding dolly (7).
2. The automatic welding device for vertical support pipes of wind driven generator according to claim 1, wherein: automatic lift welding dolly (7) include spacer sleeve (17), positioning seat (18), guide cylinder (19), lift cover (20), dolly (22) and vertical servo motor (23), spacer sleeve (17) and second cantilever beam (8) suit, fixed mounting positioning seat (18) in front portion of spacer sleeve (17), vertical fixed mounting guide cylinder (19) in this positioning seat (18), guide cylinder (19) lower part suit lift cover (20), at guide cylinder (19) internally mounted servo motor, the motor shaft of this servo motor passes through shaft coupling connection lead screw (24), meshing installation abnormal shape nut (25) on this lead screw (24), guide post (26) have been made to this abnormal shape nut (25) bilateral symmetry, after vertical elongated slot (21) that guide cylinder (19) were worn out to this guide post (26) are adorned admittedly with lift cover (20), servo motor drive lead screw (24) drive abnormal shape nut (25) and go up and down, and then drive lift cover (20) and go up and down in guide cylinder (19) outside, guide cylinder (19) bottom tip portion fixed dress welder (22) pass through on support welding gun (20).
3. The automatic welding device for vertical support pipes of wind driven generator according to claim 1, wherein: the second cantilever beam (8) comprises a fixed cantilever (29) and a telescopic cantilever (28), the fixed cantilever (29) is fixed with the movable frame (13) and the first cantilever beam (10), and the telescopic cantilever (28) is slidably inserted into the front end of the fixed cantilever (29).
4. The automatic welding device for vertical support pipes of wind driven generator according to claim 1, wherein: the automatic lifting welding trolley (7) comprises two or more automatic lifting welding trolleys (7) which are arranged on the fixed cantilever (29) and the telescopic cantilever (28) at intervals.
5. The automatic welding device for vertical support pipes of wind driven generator according to claim 1, wherein: install lifting column (9) on second cantilever beam (8), this lifting column (9) bottom installation backing roller (31), this lifting column (9) upper end is the screw thread post, and this screw thread post is installed with nut positioning seat (30) the solid dress on second cantilever beam (8) meshing, backing roller (31) roll direction with automatic lifting welding dolly (7) are unanimous.
6. The automatic welding device for vertical support pipes of wind driven generator according to claim 1, wherein: the front end of a first cantilever beam (10) or a second cantilever beam (8) corresponding to the automatic lifting welding trolley (7) is vertically provided with a high-pressure air pipe (27), and the high-pressure air pipe (27) is connected with a high-pressure air source.
CN202222907400.3U 2022-08-18 2022-11-02 Automatic welding device for vertical support tube of wind driven generator Active CN219616899U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202222172523 2022-08-18
CN2022221725237 2022-08-18

Publications (1)

Publication Number Publication Date
CN219616899U true CN219616899U (en) 2023-09-01

Family

ID=87775687

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222907400.3U Active CN219616899U (en) 2022-08-18 2022-11-02 Automatic welding device for vertical support tube of wind driven generator

Country Status (1)

Country Link
CN (1) CN219616899U (en)

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