A flexible quick welding fixture for power tower feet

Abstract

The present invention discloses a flexible quick welding fixture for a power tower foot, comprising a fixture main rail body, a positioning block 1 and a permanent magnetic electric magnet, wherein a guide rail body is fixedly installed on the top of the fixture body, a guide rail slide groove is provided on the top of the guide rail body, a screw rod is installed through the outer wall of the guide rail body, the top of the slider is embedded in the bottom of the positioning block 1, a permanent magnetic electric magnet is embedded in the top of the guide rail body, and a control box is fixedly installed on the outer wall of the fixture body. The present invention is provided with a permanent magnetic electric magnet, and the power tower foot base is placed on the top of the permanent magnetic electric magnet, and the control box controls the permanent magnetic electric magnet to be magnetized, so that the permanent magnetic electric magnet is sucked and fixed to the tower foot base, the rotating wheel drives the screw rod to rotate, the screw rod drives the slider to move, and the slider drives the positioning block 1 to move, the positioning block 1 is fitted with the outer wall of the tower foot base, and the tower foot base is clamped and positioned, which is conducive to improving the efficiency of the fixture body in clamping the power tower foot workpiece.

Description

Technical Field

[0001] The invention relates to the technical field of welding fixtures for power tower feet, and in particular to a flexible and quick welding fixture for power tower feet. Background Art

[0002] With the development of society and the shortage of welding workers, the power tower foot industry urgently needs automatic welding to replace manual welding. During the welding process, the flexible and fast welding fixtures of the power tower foot are needed to clamp and position the power tower foot workpiece. Because the power tower foot is a large structural part with many types of parts, it has a crucial impact on product replacement and clamping. The existing fixtures on the market generally use mechanical pressure plates to clamp and manual positioning pins. The positioning pins need to be replaced and the pressure plates need to be adjusted during production change. Therefore, the existing flexible and fast welding fixtures of the power tower foot have low clamping efficiency and are not convenient for quick clamping of workpieces.

[0003] The defects of existing fixtures are:

[0004] 1. Patent document CN211136059U discloses a fixture for welding automobile parts, which discloses "including a base plate, with sliding plates connected to both ends of the base plate, and pads on the sliding plates. The two sliding plates are driven by a driving device to move relative to each other, and the driving device includes a rotating shaft and a screw sleeve. Beneficial effects of this patent document: by rotating the rotating shaft in the driving device, the first thread segment and the second thread segment on the rotating shaft respectively drive the two sliding plates to move relative to each other, so that the horizontal spacing between the two pads can be adjusted, and thus it can adapt to automobile parts of different lengths within at least a certain range. In addition, a rotating cylinder and a pressing plate are provided. Through the action of the rotating cylinder, the pressing plate rotates and presses the automobile parts, and the parts are firmly clamped on the pad. The structure is simple and the manufacturing cost is relatively low." However, when the fixture proposed in the above patent document is used, it is necessary to manually clamp the workpiece and position it with the naked eye, which reduces the clamping efficiency of the welding fixture;

[0005] 2. Patent document CN213135654U discloses a welding fixture, which discloses "comprising an operating table, a protective box is fixedly welded to the left side of the upper end of the operating table, a slide groove is provided at the front and rear parts of the upper end of the protective box, and the slide groove is a T-shaped structure, a connecting groove is provided at the middle part of the upper end of the protective box, and the connecting groove is communicated with the interior of the protective box, and the length of the connecting groove is the same as that of the slide groove, and an adjustment mechanism is provided in the protective box, and the upper end of the adjustment mechanism is connected to the upper end of the right part of the operating table. Located in the same horizontal plane, the upper part of the adjustment mechanism is located at the upper end of the protection box, a No. 1 clamping mechanism is fixedly welded on the right side of the upper end of the operating table, and a discharge trough is opened at the upper end of the operating table, and the discharge trough is located between the adjustment mechanism and the No. 1 clamping mechanism". However, in the welding fixture proposed in the above patent document, the connection block and the clamping mechanism are fixedly connected, and the clamping plate and the clamping mechanism are fixedly connected by multiple sets of bolts. When the clamping mechanism is damaged, it is not convenient to quickly disassemble and replace the clamping mechanism;

[0006] 3. Patent document CN114589449A discloses a multi-dimensional intelligent tooling fixture for welding mechanical parts, which discloses "including a first rotating screw rotatably arranged on a bracket, and the position of the first rotating screw on the bracket along the displacement direction is adjusted by a push-pull assembly; a second rotating screw rotatably arranged on the bracket, and the radial rotation of the second rotating screw and the radial rotation of the first rotating screw are both driven by a driving assembly; an adjusting mechanism, the adjusting mechanism includes a first movable seat, the first movable seat is installed on the second rotating screw by a threaded connection, and the adjusting mechanism also includes a second movable seat, the second movable seat is slidably connected to the first movable seat, and the second movable seat is installed on the first rotating screw by a threaded connection." However, when the multi-dimensional intelligent tooling fixture for welding mechanical parts proposed in the above patent document is used, it is not convenient to block the welding slag, and the welding slag is easy to fall to the outer wall of the screw, causing damage to the screw. Summary of the invention

[0007] The purpose of the present invention is to provide a flexible quick welding fixture for power tower feet to solve the technical problems of low clamping efficiency and inconvenience in quick clamping of workpieces in the existing flexible quick welding fixture for power tower feet proposed in the above background technology.

[0008] To achieve the above object, the present invention provides the following technical solutions: a flexible quick welding fixture for a power tower foot, comprising a fixture body, a guide rail body, a positioning block and a permanent magnetic iron absorber, wherein the guide rail body is fixedly installed on the top of the fixture body;

[0009] A guide rail slot is provided on the top of the guide rail body, a bearing seat is fixedly installed on the inner wall of the guide rail slot, a screw rod is installed through the outer wall of the guide rail body, and the screw rod passes through the outer wall of the bearing seat, a rotating wheel is fixedly connected to the left end of the screw rod, a slider is slidably connected to the inner wall of the guide rail slot, and the top of the slider is embedded in the bottom of the positioning block 1;

[0010] A permanent magnetic electric magnet is embedded and installed on the top of the guide rail body, a control box is fixedly installed on the outer wall of the clamp body, and the control box is electrically connected to the permanent magnetic electric magnet.

[0011] Preferably, a second positioning block is fixedly provided on the top of the guide rail body.

[0012] Preferably, a nut is fixedly mounted on the top of the guide rail body.

[0013] Preferably, a tower foot base is placed on the top of the permanent magnetic electric magnet, and the outer wall of the tower foot base is in contact with the outer wall of the positioning block 1.

[0014] Preferably, a dust cover is slidably connected to the top of the guide rail body, a card slot is provided on the outer wall of the dust cover, a fixing plate is fixedly installed on the bottom of the dust cover, a limiting slot is provided on the inner wall of the dust cover, and a through slot is provided through the bottom of the dust cover.

[0015] Preferably, the inner wall of the dust cover is slidably connected with an extension cover, a limit block is fixedly installed on the outer wall of the extension cover, and a sliding plate is fixedly installed on the bottom of the extension cover.

[0016] Preferably, a groove is provided on the top of the positioning block 1, and a through groove is provided through the top of the positioning block 1.

[0017] Preferably, the inner wall of the slider is provided with a mounting groove, the inner wall of the mounting groove is slidably mounted with a sliding disk, a moving column is fixedly mounted on the top of the sliding disk, and the moving column passes through the top of the inner wall of the slider, a fixing block is fixedly mounted on the outer wall of the sliding disk, the inner wall of the mounting groove is provided with a vertical groove, and the fixing block is slidably connected to the inner wall of the vertical groove, the inner wall of the mounting groove is provided with an annular groove, and the top of the vertical groove is connected with the bottom of the annular groove, a mounting ring is sleeved on the outer wall of the moving column, and the mounting ring is located above the sliding disk, a spring is fixedly mounted on the top of the mounting ring, and the top of the spring is fixedly connected to the top of the inner wall of the mounting groove, and a clamping plate is fixedly mounted on the top of the moving column

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. The present invention is equipped with a permanent magnet electric magnet, a slider and a positioning block 1, and the power tower foot base is placed on the top of the permanent magnet electric magnet. The control box controls the permanent magnet electric magnet to magnetize, so that the permanent magnet electric magnet can absorb and fix the tower foot base, and the rotating wheel drives the screw rod to rotate, and the screw rod drives the slider to move along the inner wall of the guide rail slide groove toward the direction close to the tower foot base, so that the slider drives the positioning block 1 to move, and the positioning block 1 is fitted with the outer wall of the tower foot base, and the tower foot base is clamped and positioned, which is conducive to improving the efficiency of the fixture body in clamping the power tower foot workpiece;

[0020] 2. The present invention is equipped with a card plate, a movable column and a sliding plate. When the positioning block 1 is damaged or worn, the card plate is pulled upward to drive the sliding plate to move upward, drive the mounting ring to move upward, squeeze the spring, and then rotate the card plate to be parallel to the through groove, drive the fixed block to slide along the inner wall of the annular groove, support the fixed block, and then limit the sliding plate and the movable column. When the positioning block 1 is pulled upward, the card plate passes through the through groove, which is convenient for disassembly and replacement of the positioning block;

[0021] 3. The present invention is equipped with a dust cover, an extension cover and a movable plate. The movement of the slider drives the dust cover to slide along the top of the guide rail body, so that the extension cover slides out along the inner wall of the dust cover, drives the limit block to move along the inner wall of the limit groove, and the extension cover drives the sliding plate to slide along the inner wall of the through groove, so as to protect the guide rail groove and prevent welding slag generated during the welding of the power tower foot from falling onto the inner wall of the guide rail groove and damaging the screw rod, resulting in inconvenience in moving the slider and difficulty in driving the positioning block to clamp and position the tower foot base. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0023] Figure 2 It is a schematic diagram of the top view of the structure of the present invention;

[0024] Figure 3 It is a side structural schematic diagram of the clamp body of the present invention;

[0025] Figure 4 The schematic diagram of the dust cover structure of the invention;

[0026] Figure 5 It is a schematic diagram of the extension cover structure of the present invention;

[0027] Figure 6 It is a structural schematic diagram of a positioning block of the present invention;

[0028] Figure 7 It is a schematic diagram of the structure of the sliding disk of the present invention;

[0029] Figure 8 It is a schematic diagram of the top view of the through slot structure of the present invention;

[0030] Fig. 9 It is a schematic diagram of the slider structure of the present invention.

[0031] In the figure: 1. fixture body; 2. positioning block 1; 3. rotating wheel; 4. bearing seat; 5. screw rod; 6. slider; 7. guide rail body; 8. guide rail slide groove; 9. positioning block 2; 10. permanent magnet electric magnet; 11. control box; 12. dust cover; 13. nut; 14. tower foot base; 15. card slot; 16. fixed plate; 17. limit slot; 18. through slot; 19. extension cover; 20. limit block; 21. sliding plate; 22. groove; 23. through slot; 24. installation slot; 25. moving column; 26. sliding plate; 27. fixed block; 28. installation ring; 29. ​​spring; 30. annular groove; 31. vertical groove; 32. card plate. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] Example 1: Please refer to Figure 1 and Figure 3, an embodiment of the present invention: a flexible quick welding fixture for a power tower foot, comprising a fixture body 1, a guide rail body 7, a positioning block 2 and a permanent magnet electric magnet 10, the fixture body is a plate-like structure, a guide rail is fixedly installed on the top of the fixture body, and the guide rail bodies 7 are arranged in an interlaced manner, and the intersection is located above the center of the fixture body, a positioning block 2 9 is fixedly arranged on the top of the guide rail body 7, the positioning block 2 9 and the positioning block 2 are arranged at the same top of the guide rail group, and the positioning block 2 9 and the positioning block 2 are respectively located on the left and right sides of the permanent magnet electric magnet 10, a nut 13 is fixedly installed on the top of the guide rail body 7, and the bottom end of the nut 13 is embedded and connected to the top of the fixture body, by setting the nut 13, the guide rail body 7 is fixedly installed on the top of the fixture body, a tower foot base 14 is placed on the top of the permanent magnet electric magnet 10, and the outer wall of the tower foot base 14 is in contact with the outer wall of the positioning block 2.

[0036] Example 2: Please refer to Figure 1 , Figure 2 and Figure 3, an embodiment provided by the present invention: a guide rail body 7 is fixedly installed on the top of the clamp body 1, the guide rail bodies 7 are arranged to be interlaced with each other, and the intersection is located above the center of the clamp body, a guide rail slot 8 is opened on the top of the guide rail body 7, and a bearing seat 4 is fixedly installed on the inner wall of the guide rail slot 8. By setting the guide rail slot 8, an installation space is provided for the bearing seat 4, and the height of the bearing seat 4 is less than the depth of the guide rail slot 8. A screw rod 5 is installed through the outer wall of the guide rail body 7, and the screw rod 5 penetrates the outer wall of the bearing seat 4, the bearing seat 4 provides support for the screw rod 5, and the left end of the screw rod 5 is fixedly connected with The rotating wheel 3 is located on the outside of the guide rail body 7, and the inner wall of the guide rail groove 8 is slidably connected with a slider 6, the slider 6 is located between the two sets of bearing seats 4, and the outer wall of the slider 6 is fitted with the inner wall of the guide rail groove 8, and the screw rod 5 passes through the outer wall of the slider 6, the top of the slider 6 is embedded and connected to the bottom of the positioning block 2, and the bottom of the positioning block 2 is fitted with the top of the dust cover 12, and the slider 6 is embedded and installed in the inner wall of the card slot 15, and the outer wall of the slider 6 is fixedly connected to the inner wall of the card slot 15, and the top of the guide rail body 7 is embedded and installed with a permanent magnetic electric magnet 10, and the permanent magnetic electric magnet 10 is embedded and installed in At the intersection of the two sets of guide rail bodies 7, that is, the permanent magnet electric magnet 10 is located just above the center of the guide rail body 7, a control box 11 is fixedly installed on the outer wall of the fixture body 1, and the control box 11 is electrically connected to the permanent magnet electric magnet 10, and the control box 11 controls the permanent magnet electric magnet 10 to be magnetized and demagnetized, so that the permanent magnet electric magnet 10 can tighten or loosen the power tower foot base 14 at the top, and the power tower foot base 14 is placed on the top of the permanent magnet electric magnet 10, and the two sets of side edges are in contact with the outer wall of the positioning block, and the control box 11 controls the permanent magnet electric magnet 10 to be magnetized, so that the permanent magnet electric magnet 1 0 The tower foot base 14 is sucked and fixed, the rotating wheel 3 is rotated to drive the screw rod 5 to rotate, and the screw rod 5 drives the slider 6 to move along the inner wall of the guide rail groove 8 toward the tower foot base 14, so that the slider 6 drives the positioning block 2 to move, and the positioning block 2 fits with the outer wall of the tower foot base 14 to clamp and position the tower foot base 14. By applying the electric magnet to the power tower foot industry, the problem of low efficiency of clamping parts by means of a pressure plate is solved. The positioning block 2 is driven to move by the screw rod 5, which is convenient for positioning and clamping the tower foot base 14, thereby improving the efficiency of the fixture body in clamping the power tower foot workpiece.

[0037] Example 3: Please refer to Figure 6 , Figure 7 , Figure 8 and Fig. 9An embodiment of the present invention is as follows: a groove 22 is provided on the top of the positioning block 2, a through groove 23 is provided on the top of the positioning block 2, and the groove 22 and the through groove 23 are arranged vertically and crosswise, and the through groove 23 passes through the bottom of the groove 22, a mounting groove 24 is provided on the inner wall of the slider 6, the mounting groove 24 is cylindrical, a sliding plate 26 is slidably installed on the inner wall of the mounting groove 24, the outer wall of the sliding plate 26 is fitted with the inner wall of the mounting groove 24, a moving column 25 is fixedly installed on the top of the sliding plate 26, the moving column 25 passes through the top of the mounting groove 24, and the moving column 25 extends upward to pass through the top of the inner wall of the slider 6, and the moving column 25 passes through the inner wall of the through groove 23, a fixed block 27 is fixedly installed on the outer wall of the sliding plate 26, and the fixed block 27 The number of installations is two, and they are symmetrically arranged on the outer wall of the moving column 25. The inner wall of the mounting groove 24 is provided with a vertical groove 31. The number of groups of the vertical grooves 31 is two, and they are symmetrically arranged on the inner wall of the mounting groove 24. The fixed block 27 is slidably connected to the inner wall of the vertical groove 31. The inner wall of the mounting groove 24 is provided with an annular groove 30. The annular groove 30 is annular, and the top of the vertical groove 31 is connected through the bottom of the annular groove 30. The outer wall of the moving column 25 is sleeved with a mounting ring 28, and the mounting ring 28 is located above the sliding disk 26. The outer wall of the moving column 25 does not fit with the penetration of the mounting ring 28. A spring 29 is fixedly installed on the top of the mounting ring 28, and the top of the spring 29 is fixedly connected to the top of the inner wall of the mounting groove 24. The moving column 25 penetrates through The top of the moving column 25 is fixedly installed with a card plate 32 through the spring 29, and the bottom size of the card plate 32 is smaller than the bottom area of ​​the inner wall of the groove 22 and the through groove 23. When the slider 6 is fixedly connected to the positioning block 2, the card plate 32 is embedded in the inner wall of the groove 22, and the moving column 25 drives the sliding plate 26 to be located at the bottom of the inner wall of the installation groove 24. The positioning block is embedded in the inner wall of the vertical groove 31, and the spring 29 is in a natural state, pushing the bottom of the mounting ring 28 to fit with the top of the sliding plate 26. When the positioning block 2 is worn or damaged and needs to be replaced, the card plate 32 is pulled to move upward and disengage from the inner wall of the groove 22. The card plate 32 drives the moving column 25 to move upward, drives the sliding plate 26 to move upward along the inner wall of the installation groove 24, and the sliding plate 26 pushes the mounting ring 28 to The spring 29 is pressed, and the fixed block 27 slides upward along the inner wall of the vertical groove 31. When the fixed block 27 moves upward to the inner wall of the annular groove 30, the card plate 32 is rotated to be parallel to the through groove 23, and the sliding plate 26 is driven to rotate by the moving column 25, so that the fixed block 27 rotates along the inner wall of the annular groove 30. The annular groove 30 supports the fixed block 27, and then supports the sliding plate 26, so that the rotating column drives the card plate 32 to maintain a parallel state with the through groove 23, and the positioning block 2 is pulled upward. The card plate 32 passes through the inner wall of the through groove 23, which is convenient for disassembly and replacement of the positioning block 2. The new positioning block 2 is embedded and installed on the top of the slider 6, and the card plate 32 is rotated in the opposite direction to be parallel to the groove 22. The moving rod drives the sliding plate 26 to rotate.The sliding plate 21 drives the fixed block 27 to rotate along the inner wall of the annular groove 30, so that the fixed block 27 returns to the top of the vertical groove 31, loosens the clamping plate 32, and the spring 29 returns to its original state, pushing the mounting ring 28 to move downward, pushing the sliding plate 26 to move downward, driving the moving column 25 and the clamping plate 32 to move downward, so that the clamping plate 32 is embedded in the inner wall of the groove 22, fixing the positioning block 2, and facilitating the removal and installation of the positioning block.

[0038] Example 4: Please refer to Figure 3 , Figure 4 and Figure 5 , an embodiment provided by the present invention: a dust cover 12 is slidably connected to the top of the guide rail body 7, a card slot 15 is opened on the outer wall of the dust cover 12, and the outer wall of the slider 6 is fixedly connected to the inner wall of the card slot 15, and the bottom of the positioning block 2 is in contact with the top of the dust cover 12, and the bottom of the dust cover 12 is in contact with the top of the guide rail body 7, and a fixing plate 16 is fixedly installed on the bottom of the dust cover 12, and the number of installation groups of the fixing plates 16 is two, and the outer walls of the adjacent sides of the two fixing plates 16 are respectively in contact with the outer walls of the two sides of the guide rail body 7, and are slidably connected, and the dust cover 12 The inner wall is provided with a limiting groove 17, and the limiting groove 17 is provided on the inner walls on the left and right sides of the dust cover 12. A through groove 18 is provided at the bottom of the dust cover 12, and the bottom of the through groove 18 is fitted with the top of the guide rail body 7. The inner wall of the dust cover 12 is slidably connected with an extension cover 19, and the outer wall of the extension cover 19 is fitted with the inner wall of the dust cover 12. The outer wall of the extension cover 19 is fixedly installed with a limiting block 20, and the limiting block 20 is fixedly installed on the outer walls of the left and right sides of the extension cover 19, and the limiting block 20 is embedded in the inner wall of the limiting groove 17, and the bottom of the extension cover 19 is provided with a through groove 18. The bottom of the extension cover 19 is fixedly installed with a sliding plate 21, which passes through the inner wall of the through slot 18, and the width of the sliding plate 21 is smaller than the width of the through slot 18, and the bottom of the sliding plate 21 fits the top of the guide rail body 7. The number of installation groups of the extension cover 19 is several groups, and they are slidably connected to the inner wall of a group of extension covers 19 on the right side in sequence, and the left outer wall of the leftmost group of extension covers 19 is fixedly connected to the outer wall of the guide rail body 7. The movement of the slider 6 drives the dust cover 12 to slide along the top of the guide rail body 7, and the dust cover 12 moves, so that the extension cover 19 moves along the dust cover The inner wall of the cover 12 slides out, driving the limit block 20 to move along the inner wall of the limit groove 17. By setting the limit block 20 and the limit groove 17, the extension cover 19 is prevented from being separated from the dust cover 12. The extension cover 19 drives the sliding plate 21 to slide along the inner wall of the through groove 18, so that the dust cover 12 and multiple groups of extension covers 19 are arranged on the top of the guide rail body 7 to protect the guide rail groove 8, so as to prevent the welding slag generated during the welding of the power tower foot from falling to the inner wall of the guide rail groove 8 and causing damage to the screw rod 5, resulting in the inconvenience of the movement of the slider 6, and it is difficult to drive the positioning block 2 to clamp and position the tower foot base 14.

[0039] Working principle: When a flexible and fast welding fixture for an electric power tower foot is used, the electric power tower foot base 14 is placed on the top of the permanent magnetic electric magnet 10, and the control box 11 controls the permanent magnetic electric magnet 10 to be magnetized, so that the permanent magnetic electric magnet 10 sucks and fixes the tower foot base 14, and the rotating wheel 3 drives the screw rod 5 to rotate, and the screw rod 5 drives the slider 6 to move along the inner wall of the guide rail slot 8 toward the tower foot base 14, so that the slider 6 drives the positioning block 2 to move, and the positioning block 2 fits with the outer wall of the tower foot base 14 to clamp and position the tower foot base 14, which is beneficial to improve the efficiency of the fixture body in clamping the electric power tower foot workpiece. By setting a detachable and separable slider 6 and positioning block 2, when When the positioning block 2 is damaged or worn, the card plate 32 is pulled upward to drive the sliding plate 21 to move upward, drive the mounting ring 28 to move upward, squeeze the spring 29, and then rotate the card plate 32 to be parallel to the through groove 23, pull the positioning block 2 upward, the card plate 32 passes through the through groove 23, and it is convenient to disassemble and replace the positioning block, and by setting the dust cover 12, the dust cover 12 and the multiple groups of extension covers 19 are set on the top of the guide rail body 7 to protect the guide rail groove 8, so as to prevent the welding slag generated during the welding of the power tower foot from falling onto the inner wall of the guide rail groove 8 and damaging the screw rod 5, resulting in the inconvenience of moving the slider 6, and it is difficult to drive the positioning block 2 to clamp and position the tower foot base 14.

[0040] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A flexible quick welding fixture for a power tower foot, comprising a fixture body (1), a guide rail body (7), a positioning block (2) and a permanent magnetic iron absorber (10), characterized in that: A guide rail body (7) is fixedly mounted on the top of the clamp body (1); A guide rail groove (8) is provided on the top of the guide rail body (7), a bearing seat (4) is fixedly installed on the inner wall of the guide rail groove (8), a screw rod (5) is installed through the outer wall of the guide rail body (7), and the screw rod (5) passes through the outer wall of the bearing seat (4), the left end of the screw rod (5) is fixedly connected to the rotating wheel (3), the inner wall of the guide rail groove (8) is slidably connected to a slider (6), and the top of the slider (6) is embedded and connected to the bottom of the positioning block (2); A permanent magnetic electric magnet (10) is embedded and installed on the top of the guide rail body (7), a control box (11) is fixedly installed on the outer wall of the clamp body (1), and the control box (11) is electrically connected to the permanent magnetic electric magnet (10); The top of the positioning block 1 (2) is provided with a groove (22), and the top of the positioning block 1 (2) is provided with a through groove (23); The inner wall of the slider (6) is provided with a mounting groove (24), a sliding plate (26) is slidably mounted on the inner wall of the mounting groove (24), a moving column (25) is fixedly mounted on the top of the sliding plate (26), and the moving column (25) passes through the top of the inner wall of the slider (6), a fixing block (27) is fixedly mounted on the outer wall of the sliding plate (26), a vertical groove (31) is provided on the inner wall of the mounting groove (24), and the fixing block (27) is slidably connected to the inner wall of the vertical groove (31), and the mounting groove ( An annular groove (30) is formed on the inner wall of the movable column (24), and the top of the vertical groove (31) is connected to the bottom of the annular groove (30). A mounting ring (28) is sleeved on the outer wall of the movable column (25), and the mounting ring (28) is located above the sliding plate (26). A spring (29) is fixedly installed on the top of the mounting ring (28), and the top of the spring (29) is fixedly connected to the top of the inner wall of the mounting groove (24). A clamping plate (32) is fixedly installed on the top of the movable column (25).

2. According to claim 1, the flexible rapid welding fixture for power tower foot is characterized by: A second positioning block (9) is fixedly provided on the top of the guide rail body (7).

3. The flexible rapid welding fixture for power tower feet according to claim 1 is characterized in that: A nut (13) is fixedly mounted on the top of the guide rail body (7).

4. The flexible rapid welding fixture for power tower feet according to claim 1 is characterized in that: A tower foot base (14) is placed on the top of the permanent magnetic electric magnet (10), and the outer wall of the tower foot base (14) is in contact with the outer wall of the positioning block 1 (2).

5. The flexible rapid welding fixture for power tower feet according to claim 1 is characterized in that: The top of the guide rail body (7) is slidably connected to a dust cover (12), an outer wall of the dust cover (12) is provided with a slot (15), a fixing plate (16) is fixedly mounted on the bottom of the dust cover (12), a limiting slot (17) is provided on the inner wall of the dust cover (12), and a through slot (18) is provided through the bottom of the dust cover (12).

6. The flexible rapid welding fixture for power tower feet according to claim 5 is characterized in that: The inner wall of the dust cover (12) is slidably connected to an extension cover (19), a limit block (20) is fixedly mounted on the outer wall of the extension cover (19), and a sliding plate (21) is fixedly mounted on the bottom of the extension cover (19).

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