阅读说明：本技术 一种用于风机基础环法兰切割焊接装置 (Be used for fan basis ring flange cutting welding set ) 是由 刘作广 于 2020-03-18 设计创作，主要内容包括：一种用于风机基础环法兰切割焊接装置,包括支撑架,支撑架下方通过支撑横杆连接有支腿,支撑架上安装有旋转驱动器,旋转驱动器与旋转套杆传动连接,旋转套杆外表面固定安装有放置台,放置台上安装有焊机箱和气罐；旋转套杆外表面通过滑轨安装有伺服电机,滑轨外表面连接有驱动滑块,驱动滑块与伺服电机之间通过传动链传动连接,丝杆电机的驱动轴与丝杆螺母通过齿轮传动连接,丝杆螺母与丝杆螺纹连接；丝杆下方固定安装有转动电机,转动电机的转动轴端固定安装有固定块,固定块侧表面通过连接杆连接有角度调节装置,角度调节装置侧面固定安装有焊枪或割炬。本发明克服了现有技术的不足,实现了整个基础环的自动化焊接或切割工作。(A cutting and welding device for a fan foundation ring flange comprises a support frame, wherein a support leg is connected to the lower portion of the support frame through a support cross rod, a rotary driver is mounted on the support frame and is in transmission connection with a rotary sleeve rod, a placing table is fixedly mounted on the outer surface of the rotary sleeve rod, and a welding machine box and a gas tank are mounted on the placing table; the outer surface of the rotating sleeve rod is provided with a servo motor through a slide rail, the outer surface of the slide rail is connected with a driving slide block, the driving slide block is connected with the servo motor through transmission chain transmission, a driving shaft of a screw rod motor is connected with a screw rod nut through gear transmission, and the screw rod nut is in threaded connection with a screw rod; the rotary motor is fixedly mounted below the screw rod, the fixed block is fixedly mounted at the rotating shaft end of the rotary motor, the side surface of the fixed block is connected with an angle adjusting device through a connecting rod, and a welding gun or a cutting torch is fixedly mounted on the side surface of the angle adjusting device. The invention overcomes the defects of the prior art and realizes the automatic welding or cutting work of the whole foundation ring.)

1. The utility model provides a be used for fan basis ring flange cutting welding set, includes support frame (1), its characterized in that: the welding machine comprises a support frame (1), a support cross rod (2) and a rotary driver (4), wherein one end of the support cross rod (2) is fixedly installed below the support frame (1), the other end of the support cross rod (2) is provided with a through hole, a supporting leg (3) is movably connected in the through hole, the rotary driver (4) is fixedly installed above the support frame (1), the driving end of the rotary driver (4) is in transmission connection with a rotary loop bar (5), the rotary loop bar (5) is movably connected to the outer surface of the support frame (1), a placing table (16) is fixedly installed on the outer surface of the rotary loop bar (5), a welding machine box (17) and a gas tank (18) are installed on the placing table (16), and the welding machine box (17) is connected with the gas tank (18) through a gas pipe;

the outer surface of the rotary sleeve rod (5) is vertically and fixedly provided with one end of a sliding rail (6), the other end of the sliding rail (6) is fixedly provided with a servo motor (7), the outer surface of the sliding rail (6) is movably connected with a driving sliding block (8), the driving sliding block (8) is in transmission connection with the servo motor (7) through a transmission chain, the side surface of the driving sliding block (8) is fixedly provided with a transmission box (9), one side of the transmission box (9) is fixedly provided with a lead screw motor (10), a lead screw nut is movably connected in the transmission box (9), a driving shaft of the lead screw motor (10) is in transmission connection with the lead screw nut through a gear, and the lead screw nut is movably connected to the outer surface of a lead screw (11) through threads;

the welding machine is characterized in that a rotating motor (12) is fixedly mounted below the screw rod (11), a fixing block (13) is fixedly mounted at the rotating shaft end of the rotating motor (12), an angle adjusting device (15) is connected to the side surface of the fixing block (13) through a connecting rod (14), a welding gun or a cutting torch is fixedly mounted on the side surface of the angle adjusting device (15), and the welding gun or the cutting torch is connected with a welding machine box (17) through a gas pipe.

2. The cutting and welding device for the fan foundation ring flange as claimed in claim 1, wherein: the welding machine is characterized by further comprising a central control device, wherein the servo motor (7), the lead screw motor (10), the rotating motor (12) and the welding machine box (17) are electrically connected with the central control device.

3. The cutting and welding device for the fan foundation ring flange as claimed in claim 1, wherein: and the support frame (1) is fixedly provided with a laser range finder (19).

4. The cutting and welding device for the fan foundation ring flange as claimed in claim 1, wherein: landing leg (3) include screw rod (31), installation foot (32) and fixation nut (33), screw rod (31) swing joint is in the through-hole of supporting horizontal pole (2) tip, install foot (32) and install at screw rod (31) lower extreme, fixation nut (33) are provided with two, and are located respectively and support horizontal pole (2) upper surface and lower surface and with screw rod (31) surface threaded connection.

5. The cutting and welding device for the fan foundation ring flange as claimed in claim 4, wherein: the mounting foot (32) bottom has rag bolt through threaded connection, rag bolt fixed mounting is on ground concrete, mounting foot (32) and screw rod (31) are through screw thread swing joint.

6. The cutting and welding device for the fan foundation ring flange as claimed in claim 1, wherein: and a horizontal detector (20) is fixedly arranged on the upper surface of the driving slide block (8).

7. The cutting and welding device for the fan foundation ring flange as claimed in claim 1, wherein: the angle adjusting device (15) comprises an adjusting block (151), a groove (152) is formed in the surface of the adjusting block (151), a limiting groove (153) is formed in the inner surface of the groove (152), one end of a spring (154) is fixedly installed in the limiting groove (153), one end of a limiting block (155) is fixedly connected to the other end of the spring (154), a gear (156) is fixedly connected to the end of the connecting rod (14), the connecting rod (14) is rotatably connected to the groove (152) through the gear (156), and the other end of the limiting block (155) is meshed with teeth on the circumference of the gear (156).

Technical Field

The invention relates to the technical field of basic ring cutting and welding, in particular to a cutting and welding device for a fan basic ring flange.

Background

The foundation ring is an important part for connecting the flange of the foundation ring of the wind turbine with the foundation. In the existing fan, the wall thickness of the flange of a plurality of foundation rings is smaller than that of the cylinder body of the foundation ring, so that the wall thickness becomes a weak link of the foundation ring. In order to improve the whole bearing capacity of the foundation ring, one method is to cut off the weak area of the old flange and then weld a new reinforced flange.

At present, the old foundation ring is cut off and the new foundation ring is welded by manual welding, so that the appearance quality of a welding seam is poor, and the size and the internal quality of the welding seam are difficult to ensure.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a device for cutting and welding a fan foundation ring flange, which overcomes the defects of the prior art and can realize the automatic welding work of the whole foundation ring.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a cutting and welding device for a fan foundation ring flange comprises a support frame, wherein one end of a support cross rod is fixedly installed below the support frame, a through hole is formed in the other end of the support cross rod, a support leg is movably connected in the through hole, a rotary driver is fixedly installed above the support frame, the driving end of the rotary driver is in transmission connection with a rotary sleeve rod, the rotary sleeve rod is movably connected to the outer surface of the support frame, a placing table is fixedly installed on the outer surface of the rotary sleeve rod, a welding machine box and a gas tank are installed on the placing table, and the welding machine box is connected with the gas tank through a gas pipe; the outer surface of the rotating sleeve rod is vertically and fixedly provided with one end of a sliding rail, the other end of the sliding rail is fixedly provided with a servo motor, the outer surface of the sliding rail is movably connected with a driving sliding block, the driving sliding block is connected with the servo motor through transmission chain, a transmission box is fixedly arranged on the side surface of the driving sliding block, a lead screw motor is fixedly arranged on one side of the transmission box, a lead screw nut is movably connected in the transmission box, a driving shaft of the lead screw motor is connected with the lead screw nut through gear transmission, and the lead screw nut is movably connected to the outer surface of the lead screw through threads; the welding machine is characterized in that a rotating motor is fixedly mounted below the screw rod, a fixed block is fixedly mounted at the rotating shaft end of the rotating motor, an angle adjusting device is connected to the side surface of the fixed block through a connecting rod, a welding gun or a cutting torch is fixedly mounted on the side surface of the angle adjusting device, and the welding gun or the cutting torch is connected with a welding machine box through a gas pipe.

Preferably, the welding machine further comprises a central control device, and the servo motor, the screw rod motor, the rotating motor and the welding machine box are electrically connected with the central control device.

Preferably, the support frame is fixedly provided with a laser range finder.

Preferably, the landing leg includes screw rod, installation foot and fixation nut, screw rod swing joint is in the through-hole of supporting the horizontal pole tip, the installation foot is installed at the screw rod lower extreme, fixation nut is provided with two, and be located respectively and support horizontal pole upper surface and lower surface and with screw rod surface threaded connection.

Preferably, there are anchor bolts at the bottom of the mounting foot through threaded connection, the anchor bolts are fixedly mounted on the ground concrete, and the mounting foot is movably connected with the screw through threads.

Preferably, a horizontal detector is fixedly mounted on the upper surface of the driving slide block.

Preferably, the angle adjusting device comprises an adjusting block, a groove is formed in the surface of the adjusting block, a limiting groove is formed in the inner surface of the groove, one end of a spring is fixedly installed in the limiting groove, the other end of the spring is fixedly connected with one end of a limiting block, a gear is fixedly connected to the end of the connecting rod, the connecting rod is rotatably connected in the groove through the gear, and the other end of the limiting block is meshed with teeth on the circumference of the gear.

The invention provides a cutting and welding device for a fan foundation ring flange. The method has the following beneficial effects: the servo motor drives the driving slide block to horizontally slide along the slide rail so as to adjust the horizontal position of the welding gun or the cutting torch, and the screw rod motor drives the screw rod to vertically move along the vertical direction so as to adjust the vertical position of the welding gun or the cutting torch; the angle of the welding gun or the cutting torch is adjusted through the angle adjusting device so as to ensure that the nozzle of the welding gun or the cutting torch corresponds to the position to be welded or cut on the outer surface of the basic ring, then the rotary driver is started to drive the driving end of the rotary driver to drive the rotary sleeve rod to rotate, and then the welding gun or the cutting torch is driven to rotate and weld around the outer surface of the basic ring, when the inner circle of the basic ring needs to be welded, the lead screw is driven to move upwards through the lead screw motor, the servo motor drives the driving slide block to move to a proper position in the direction of the circle center of the basic ring, the lead screw is driven to move downwards through the lead screw motor to a proper position, the welding gun or the cutting torch is driven to rotate 180 degrees through the rotating motor, the spray head corresponds to the position to be welded or cut on the inner surface of the basic ring, the rotating sleeve rod is driven to rotate through the rotating driver, and then the welding gun or the cutting torch is driven to weld or cut around the inner surface of the basic ring; and the welding or cutting work of the whole foundation ring is realized by reciprocating in the way.

Drawings

In order to more clearly illustrate the present invention or the prior art solutions, the drawings that are needed in the description of the prior art will be briefly described below.

FIG. 1 is a schematic view of the present invention in operation;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view showing the structure of the welding or cutting torch mounting position in the present invention;

FIG. 4 is a schematic structural view of a leg according to the present invention;

FIG. 5 is a schematic view of the angle adjusting device of the present invention;

the reference numbers in the figures illustrate:

1. a support frame; 2. a support rail; 3. a support leg; 31. a screw; 32. mounting a foot; 33. fixing a nut; 4. a rotary driver; 5. rotating the loop bar; 6. a slide rail; 7. a servo motor; 8. driving the slide block; 9. a transmission case; 10. a screw motor; 11. a screw rod; 12. rotating the motor; 13. a fixed block; 14. a connecting rod; 15. an angle adjusting device; 151. a fixed block; 152. a groove; 153. defining a slot; 154. a spring; 155. a limiting block; 156. a gear; 16. a placing table; 17. welding the case; 18. a gas tank; 19. a laser range finder; 20. a level detector; 21. a foundation ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings.

In the first embodiment, as shown in fig. 1 to 4, a cutting and welding device for a fan foundation ring flange comprises a support frame 1, wherein one end of a support cross rod 2 is fixedly installed below the support frame 1, the other end of the support cross rod 2 is provided with a through hole, a support leg 3 is movably connected in the through hole, a rotary driver 4 is fixedly installed above the support frame 1, a driving end of the rotary driver 4 is in transmission connection with a rotary loop bar 5, the rotary loop bar 5 is movably connected to the outer surface of the support frame 1, a placing table 16 is fixedly installed on the outer surface of the rotary loop bar 5, a welding machine box 17 and a gas tank 18 are installed on the placing table 16, and the welding machine box 17 is connected with the gas tank 18 through a gas pipe; the outer surface of the rotary loop bar 5 is vertically and fixedly provided with one end of a slide rail 6, the other end of the slide rail 6 is fixedly provided with a servo motor 7, the outer surface of the slide rail 6 is movably connected with a driving slide block 8, the driving slide block 8 is connected with the servo motor 7 through transmission chain, the side surface of the driving slide block 8 is fixedly provided with a transmission case 9, one side of the transmission case 9 is fixedly provided with a lead screw motor 10, the transmission case 9 is internally and movably connected with a lead screw nut, a driving shaft of the lead screw motor 10 is connected with the lead screw nut through gear transmission, and the lead screw nut is movably connected with the outer surface of a lead screw 11 through threads; a rotating motor 12 is fixedly arranged below the screw rod 11, a fixed block 13 is fixedly arranged at the rotating shaft end of the rotating motor 12, an angle adjusting device 15 is connected to the side surface of the fixed block 13 through a connecting rod 14, a welding gun or a cutting torch is fixedly arranged on the side surface of the angle adjusting device 15, and the welding gun or the cutting torch is connected with a welding machine box 17 through a gas pipe.

During work, the device is firstly placed on the concrete ground in the middle of the foundation ring 21, and the position of a dot of the foundation ring 21 corresponds to the support frame 1; then giving an electric signal to the servo motor 7, driving the slide block 8 to horizontally slide along the slide rail 6 through the transmission chain so as to adjust the horizontal position of the welding gun or the cutting torch, and giving an electric signal to the lead screw motor 10 so that the driving shaft of the lead screw motor 10 drives the lead screw nut to rotate in the transmission box 9 through a gear, and then driving the lead screw 11 to move up and down along the vertical direction so as to adjust the vertical position of the welding gun or the cutting torch; the angle of the welding gun or the cutting torch is adjusted through the angle adjusting device 15 to ensure that the nozzle of the welding gun or the cutting torch corresponds to the position to be welded or cut on the outer surface of the basic ring 21, then the rotary driver 4 is started to drive the driving end of the rotary driver to drive the rotary loop bar 5 to rotate, then the sliding rail 6 drives the welding gun or the cutting torch to rotate around the outer surface of the basic ring 21, when the inner circle of the basic ring 21 needs to be welded, the lead screw 11 is driven to move upwards through the lead screw motor 10, then the driving slide block 8 is driven to move to the proper position in the direction of the circle center of the basic ring 21 through the servo motor 7, then the lead screw 11 is driven to move downwards to the proper position through the lead screw motor 10, then an electric signal is given to the rotary motor 12 to drive the welding gun or the cutting torch to rotate 180 degrees, so that the nozzle corresponds to the position to be welded or cut on the inner surface of the basic ring 21, and then the rotary loop bar 5 is driven to rotate through the rotary driver 4, then, a welding gun or a cutting torch is driven to weld or cut around the inner surface of the base ring 21; so as to perform welding or cutting work of the entire foundation ring 21.

In the second embodiment, based on the further improvement of the first embodiment, the present invention further includes a central control device, and the servo motor 7, the lead screw motor 10, the rotating motor 12 and the welding machine box 17 are all electrically connected to the central control device. Thereby controlling the servo motor 7, the screw rod motor 10, the rotating motor 12 and the welding machine box 17 through the central control device to realize the automatic work of the device; in this embodiment, an infrared sensor may be mounted on the fixed block 13, and a signal receiving end of the infrared sensor corresponds to the base ring 21, and the infrared sensor transmits a received signal to the central control device, and the central control device performs signal processing to determine a direction and a displacement distance that the welding torch or the cutting torch needs to move.

In the third embodiment, based on a further improvement of the first embodiment, the laser distance measuring instrument 19 is fixedly installed on the supporting frame 1. In the present embodiment, three laser range finders 19 may be provided and disposed at equal angles on the surface of the supporting frame 1, and the distance between the supporting frame 1 and the inner circle of the base ring 21 is measured by the three laser range finders 19, so that the dot positions of the base ring 21 can correspond to the supporting frame 1.

In the fourth embodiment, based on the further improvement of the first embodiment, the leg 3 includes a screw 31, two mounting feet 32 and two fixing nuts 33, the screw 31 is movably connected in the through hole at the end of the support rail 2, the mounting feet 32 are mounted at the lower end of the screw 31, and the two fixing nuts 33 are respectively located on the upper surface and the lower surface of the support rail 2 and are in threaded connection with the outer surface of the screw 31. When fixing device, insert screw rod 31 in the through-hole of 2 tip of support horizontal pole earlier respectively, and all install a fixation nut 33 at the upper surface and the lower surface of supporting horizontal pole 2, install foot 32 and fix at concrete subaerial with the bottom installation of screw rod 31 again, when the height of support frame 1 is adjusted to needs, through the fixation nut 33 of the lower surface of rotatory support horizontal pole 2, make support horizontal pole 2 rebound to suitable position after, again will support the fixation nut 33 of horizontal pole 2 upper surface and lock fixed can, in this implementation, be provided with three support horizontal pole 2, the accessible adjusts the holistic levelness of adjusting device with the height of three support horizontal pole 2.

In the fifth embodiment, based on the further improvement of the fourth embodiment, the bottom of the mounting foot 32 is connected with an anchor bolt through a thread, the anchor bolt is fixedly mounted on ground concrete, and the mounting foot 32 is movably connected with the screw 31 through a thread. Fix a position through fixing three rag bolt on suitable position on ground concrete earlier, install installation foot 32 again on rag bolt fixed, then carry on the device spacing fixed again can, make the device more stable at the during operation.

In the sixth embodiment, based on a further improvement of the first embodiment, the horizontal detector 20 is fixedly mounted on the upper surface of the driving slider 8. The levelness of the device is detected to ensure that the slide rail 6 rotates on the horizontal plane, and the deviation of the welding gun or the cutting torch in the height direction is prevented.

Seventh embodiment, as shown in fig. 5, based on a further improvement of the first embodiment, the angle adjusting device 15 includes an adjusting block 151, a groove 152 is formed on a surface of the adjusting block 151, a limiting groove 153 is formed on an inner surface of the groove 152, one end of a spring 154 is fixedly installed in the limiting groove 153, the other end of the spring 154 is fixedly connected with one end of a limiting block 155, a gear 156 is fixedly connected to an end of the connecting rod 14, the connecting rod 14 is rotatably connected in the groove 152 through the gear 156, and the other end of the limiting block 155 is engaged with teeth on the circumference of the gear 156.

Therefore, when the inclination angle of the welding gun or the cutting torch needs to be adjusted, the adjusting block 151 rotates around the surface of the connecting rod 14 through the groove 152 by rotating the adjusting block 151, when the adjusting block rotates for an angle, the limiting block 155 in the limiting groove 153 is meshed with teeth on the circumference of the gear 156 at the end part of the connecting rod 14 through the elastic force of the spring 154, so that after the adjusting block 151 can be limited in angle through the limiting block 155 after rotating for a proper angle, and because the end part of the limiting block 155 is of a cone-shaped structure, when the adjusting block 151 is rotated, the gear 156 can smoothly extrude the limiting block 155 into the limiting groove 153 again along the cone-shaped edge, so that the angle can be adjusted conveniently.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.