CN220028283U

CN220028283U - A high accuracy equipment of bending for steel construction processing

Info

Publication number: CN220028283U
Application number: CN202321083222.5U
Authority: CN
Inventors: 孙涛
Original assignee: Xi'an Quanworkstation Mechanical Equipment Co ltd
Current assignee: Xi'an Quanworkstation Mechanical Equipment Co ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-11-17
Anticipated expiration: 2033-05-08

Abstract

The utility model belongs to the technical field of steel structure processing, and particularly relates to high-precision bending equipment for steel structure processing, which comprises a processing table, wherein two sides of the top of the processing table are fixedly provided with brackets, a supporting plate is fixedly arranged between the two brackets, one end of the supporting plate is fixedly provided with a supporting column, the middle part of the bracket is provided with a sleeve, one side of the bracket is provided with a telescopic rod which is in sliding connection with the sleeve, one side of the telescopic rod is provided with scales, one ends of the two telescopic rods, which are far away from the bracket, are jointly connected with a limiting plate, and one side of the limiting plate, which faces the supporting plate, is provided with a limiting groove. The problem that the precision is lower in current steel construction equipment of bending is solved, and the steel sheet can cause the steel sheet deformation excessive or not enough when bending the process, if the steel sheet is fixed too tight, causes the steel sheet local attenuation easily, can influence the intensity of steel sheet, and the inconvenient accurate adjustment of angle that the steel sheet was bent moreover.

Description

A high accuracy equipment of bending for steel construction processing

Technical Field

The utility model belongs to the technical field of steel structure processing, and particularly relates to high-precision bending equipment for steel structure processing.

Background

Steel structures are structures composed of steel materials, and are one of the main types of building structures. The structure mainly comprises steel beams, steel columns, steel trusses and other components made of steel sections, steel plates and the like, the steel plates are important components of steel structural members, and the steel plates with different shapes and sizes are required to be used for different steel structures, so that the steel plates are required to be bent.

The existing steel structure bending equipment has the problem that the precision is low, the steel plate can cause excessive deformation or insufficient deformation of the steel plate in the bending process, if the steel plate is fixed too tightly, the steel plate is easy to locally thin, the strength of the steel plate can be influenced, and the bending angle of the steel plate is inconvenient and accurate to adjust.

In order to solve the above problems, a steel structural member bending device with high bending precision is urgently needed.

Disclosure of Invention

The utility model provides high-precision bending equipment for processing a steel structure in order to overcome the defects of the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a high accuracy equipment of bending for steel construction processing, includes the processing platform, the both sides at processing platform top set firmly the support, two fixed mounting has the backup pad between the support, the one end of backup pad has set firmly the support column, the mid-mounting of support has the sleeve pipe, one side of support is equipped with the telescopic link with sleeve pipe sliding connection, a side of telescopic link is equipped with the scale, two the one end that the telescopic link kept away from the support is connected with the limiting plate jointly, the limiting groove has been seted up to one side of limiting plate orientation backup pad, the mounting groove has been seted up to the well lower part of limiting groove, there is interval d1 between support column and the mounting groove side wall, the fixed axle has been set firmly at the middle part of mounting groove, the internally mounted of mounting groove has the board of accepting with fixed axle articulated, the top surface of accepting the board is located the coplanar with the backup pad top surface, the top fixed mounting of support has the crossbeam, the top fixed mounting of crossbeam has the removal frame, sliding connection has the mounting bracket on the removal frame, the third hydraulic stem is installed to removal frame one side, the top slidable mounting of mounting bracket has the alignment jig, the inside fixed mounting of alignment jig has first hydraulic stem, the output fixed mounting of first hydraulic stem has the briquetting, there is interval d2 between briquetting and the support column, a side fixed mounting of alignment jig has the rotation seat, be equipped with the screw rod on one lateral wall of mounting bracket, the helicla flute has been seted up on one lateral wall of mounting bracket, screw rod and helicla flute spiro union, the one end and the rotation seat rotation of screw rod are connected, the other end of screw rod has set firmly the carousel, there is interval d3 between one lateral wall of mounting bracket and the lateral wall of alignment jig.

Optionally, the arc wall has been seted up to one side of mounting groove, the inside of arc wall has set firmly the arc rod, the baffle has set firmly to one side of accepting the board, baffle and arc rod sliding connection, the outside of arc rod and the top cover that is located the baffle are equipped with the spring.

Optionally, the bottom fixed mounting of crossbeam has the second hydraulic stem, fixed mounting has the clamp plate on the output shaft of second hydraulic stem, the bottom surface of clamp plate is parallel with the top surface of backup pad, the top surface fixed mounting of clamp plate has a plurality of guide arms.

Optionally, one side of support column articulates there is first bracing, the well lower part sliding connection of first bracing has the second bracing, the top surface of first bracing and second bracing is located the coplanar, there is contained angle alpha between the top surface of first bracing and the backup pad top surface, the thickness of first bracing and second bracing is the same with the diameter of support column.

Optionally, the movable groove has been seted up to the top surface of processing platform, the adjustment tank has been seted up respectively to the both sides of movable groove, the inside sliding connection of adjustment tank has the slider, the bottom of second bracing has linked firmly the loose axle, the loose axle rotates with the slider to be connected, one side of slider has linked firmly the pull rod, the mount pad has been set firmly in the middle part of movable groove, one side fixed mounting that the mount pad was kept away from the slider towards, the telescopic one end of cylinder has linked firmly the connecting plate, the connecting plate links firmly with the pull rod.

Optionally, a protractor is fixedly connected to one side of the sliding block, and a pointer is arranged on one side wall of the second diagonal bracing.

In summary, the beneficial effects of the utility model are as follows: through setting up the processing platform, the processing platform is the operation platform that steel structure bent and used, the backup pad is the face of placing of steel structure, the support column is the bending position that steel structure bent, the one end of steel structure can put into the spacing groove and with the lateral wall butt of spacing groove, can adjust the interval between limiting plate and the support column through telescopic link and sleeve pipe, can adjust the position of bending, improve the precision of steel sheet bending position, first hydraulic stem is flexible can drive the briquetting and go up and down, make things convenient for the altitude mixture control of briquetting, make things convenient for the bending of steel sheet, the screw rod rotates the position that can adjust first hydraulic stem, the convenience is bent the steel sheet of different thickness, carousel links firmly with the screw rod, conveniently drive the screw rod and rotate, the third hydraulic stem can promote the mounting bracket and move on the carriage, conveniently adjust bending position, can adjust the position of briquetting according to the width of bending part, can adjust the position of briquetting according to the thickness of steel sheet, avoid the excessive deformation of steel sheet to produce local problem of thinning; the bearing plate can temporarily support the steel plate to be bent, can be completely retracted into the mounting groove, can rotate for a certain angle, can guide and limit the movement of the bearing plate, can not influence the normal bending of the steel plate, can reset the bearing plate by the spring, and is convenient for the position adjustment of the bearing plate; the pressing plate can press the steel plate, so that the unstable problems such as displacement and the like when the steel plate is bent are avoided, the guide rod can further guide the movement of the pressing plate, and the fixing effect of the steel plate is improved; the first diagonal bracing and the second diagonal bracing can adjust the positions of part of the steel plates after bending, the steel plates are prevented from being excessively large in bending angle, the second diagonal bracing is in sliding connection with the first diagonal bracing, the top surfaces of the first diagonal bracing and the second diagonal bracing are located on the same plane, the positions of the steel plates after bending can be limited, the steel plates near the support columns can stop under the limitation of the first diagonal bracing and the second diagonal bracing after being bent, then the first hydraulic rod can be driven to move through the third hydraulic rod, the positions of the pressing blocks are adjusted, and bending operation on different positions is facilitated; the cylinder stretches out and draws back and can drive the slider through connecting plate and pull rod and remove, and the slider removes and can drive the loose axle and remove, and the loose axle removes the position that can change second bracing bottom and locate, can adjust the angle of second bracing and horizontal plane simultaneously, conveniently adjusts the angle of bending.

Drawings

Fig. 1 is an external overall schematic of the present utility model.

Fig. 2 is an enlarged view of fig. 1 at a in accordance with the present utility model.

Fig. 3 is a left side view of fig. 1 in accordance with the present utility model.

Fig. 4 is a cross-sectional view A-A of fig. 3, in accordance with the present utility model.

Fig. 5 is an enlarged view of the utility model at B in fig. 4.

Fig. 6 is an enlarged view of fig. 4 at C in accordance with the present utility model.

Fig. 7 is an enlarged view of fig. 6 at D in accordance with the present utility model.

Fig. 8 is a second cross-sectional view of the present utility model at A-A in fig. 3.

Fig. 9 is a schematic diagram of a press block connection structure according to the present utility model.

Fig. 10 is a schematic view of a second diagonal angle adjusting structure according to the present utility model.

In the figure, 1, a processing table; 21. a bracket; 22. a support plate; 23. a support column; 24. a sleeve; 25. a telescopic rod; 26. a limiting plate; 27. a limit groove; 28. a mounting groove; 29. a fixed shaft; 30. a receiving plate; 31. a cross beam; 32. a moving rack; 33. a mounting frame; 34. a third hydraulic lever; 35. an adjusting frame; 36. a first hydraulic lever; 37. briquetting; 38. a rotating seat; 39. a screw; 40. a screw groove; 41. a turntable; 51. an arc-shaped groove; 52. an arc-shaped rod; 53. a baffle; 54. a spring; 61. a second hydraulic lever; 62. a pressing plate; 63. a guide rod; 71. a first diagonal brace; 72. a second diagonal brace; 81. a movable groove; 82. an adjustment tank; 83. a slide block; 84. a movable shaft; 85. a pull rod; 86. a mounting base; 87. a cylinder; 88. a connecting plate; 91. a measuring disc; 92. a pointer.

Detailed Description

In order to enable those skilled in the art to better understand the present utility model, the following description will make clear and complete descriptions of the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-10, a high precision bending apparatus for steel structure processing comprises a processing table 1, two sides of the top of the processing table 1 are fixedly provided with a support plate 21, a support plate 22 is fixedly installed between the two support plates 21, one end of the support plate 22 is fixedly provided with a support column 23, a sleeve 24 is installed in the middle of the support plate 21, one side of the support plate 21 is provided with a telescopic rod 25 in sliding connection with the sleeve 24, one side of the telescopic rod 25 is provided with scales, one ends of the two telescopic rods 25 far away from the support plate 21 are jointly connected with a limiting plate 26, one side of the limiting plate 26 facing the support plate 22 is provided with a limiting groove 27, the middle lower part of the limiting groove 27 is provided with a mounting groove 28, a distance d1 exists between the support column 23 and one side wall of the mounting groove 28, the middle of the mounting groove 28 is fixedly provided with a fixing shaft 29, the inside of the mounting groove 28 is provided with a bearing plate 30 hinged with the fixed shaft 29, the top surface of the bearing plate 30 and the top surface of the supporting plate 22 are positioned on the same plane, the top of the bracket 21 is fixedly provided with a cross beam 31, the top of the cross beam 31 is fixedly provided with a movable frame 32, the movable frame 32 is connected with a mounting frame 33 in a sliding way, one side of the movable frame 32 is provided with a third hydraulic rod 34, the top of the mounting frame 33 is provided with an adjusting frame 35 in a sliding way, the inside of the adjusting frame 35 is fixedly provided with a first hydraulic rod 36, the output end of the first hydraulic rod 36 is fixedly provided with a pressing block 37, a distance d2 exists between the pressing block 37 and the supporting column 23, one side surface of the adjusting frame 35 is fixedly provided with a rotating seat 38, one side wall of the mounting frame 33 is provided with a screw 39, one side wall of the mounting frame 33 is provided with a screw groove 40, the screw 39 is in screw connection with the screw groove 40, one end of the screw 39 is rotatably connected with the rotating seat 38, a turntable 41 is fixedly arranged at the other end of the screw 39, and a distance d3 exists between one side wall of the mounting frame 33 and one side wall of the adjusting frame 35.

The utility model sets up the processing table 1, the processing table 1 is the operation platform used for bending the steel structural member, the bracket 21 is installed on both sides of the processing table 1, the supporting plate 22 is fixedly installed in the middle part of the bracket 21, the supporting plate 22 is the placing surface of the steel structural member, the supporting column 23 is fixedly arranged on one end surface of the supporting plate 22, the supporting column 23 is the bending position of the steel structural member, the sleeve 24 is fixedly connected on the bracket 21, the telescopic rod 25 is in sliding connection with the sleeve 24, the limiting plate 26 is positioned on one end of the telescopic rod 25, the limiting groove 27 is arranged on one side of the limiting plate 26 facing the supporting plate 22, one end of the steel structural member can be placed in the limiting groove 27 and is abutted with the side wall of the limiting groove 27, the spacing between the limiting plate 26 and the supporting column 23 can be adjusted through the telescopic rod 25 and the sleeve 24, the bending position of the steel plate can be adjusted, the precision of the bending position of the steel plate is improved, the mounting groove 28 is arranged on the side wall of the limiting groove 27, the fixed shaft 29 is positioned in the mounting groove 28, the bearing plate 30 is hinged on the fixed shaft 29, part of the bearing plate 30 is positioned outside the mounting groove 28, one end face of a steel plate can be supported, the inclination caused by the deviation of the gravity center of the steel plate is avoided, the cross beam 31 is positioned at the top of the bracket 21 and is positioned right above the supporting plate 22, the movable frame 32 is fixedly connected on the cross beam 31, the mounting frame 33 is slidably mounted on the movable frame 32, the adjusting frame 35 is slidably connected inside the fixed frame, the first hydraulic rod 36 and the third hydraulic rod 34 can be directly purchased from the market, the pressing block 37 is fixedly arranged at the bottom of the first hydraulic rod 36, the first hydraulic rod 36 can stretch and retract to drive the pressing block 37 to be lifted, the height adjustment of the pressing block 37 is facilitated, the bending of the steel plate is facilitated, the rotating seat 38 is fixedly arranged at one side face of the adjusting frame 35, the screw groove 40 is formed on one side face of the fixed frame, the screw 39 is in screw connection with the screw groove 40, the rotating seat 38 is rotationally connected with the screw 39, the screw 39 rotates to adjust the position of the first hydraulic rod 36, steel plates with different thicknesses are conveniently bent, the turntable 41 is fixedly connected with the screw 39, the screw 39 is conveniently driven to rotate, the third hydraulic rod 34 can push the mounting frame 33 to move on the movable frame 32, the bending position is conveniently adjusted, d1 is the distance between the support column 23 and one side wall of the mounting groove 28, the width of the bending part of the steel plates is the same, the adjustment can be performed according to the width of the bending part, d2 is the distance between the pressing block 37 and the support column 23 in the horizontal direction, d2 is the same as the thickness of the steel plates to be bent, the position of the pressing block 37 can be adjusted according to the thickness of the steel plates, d3 is the distance between one side wall of the mounting frame 33 and one side wall of the adjusting frame 35, the d3 and d2 are the distance difference between the d3 is the d3, the d2 can be adjusted, the position of the pressing block 37 can be adjusted according to the thickness of the steel plates, and the problem that local thinning is caused by excessive deformation of the steel plates is avoided.

As shown in fig. 7, an arc-shaped groove 51 is formed on one side of the mounting groove 28, an arc-shaped rod 52 is fixedly arranged in the arc-shaped groove 51, a baffle 53 is fixedly arranged on one side of the receiving plate 30, the baffle 53 is slidably connected with the arc-shaped rod 52, and a spring 54 is sleeved on the outer side of the arc-shaped rod 52 and above the baffle 53; through setting up arc wall 51, arc wall 51 and mounting groove 28 intercommunication, arc pole 52 sets firmly in the inside of arc wall 51, baffle 53 links firmly with accepting board 30, baffle 53 and arc pole 52 sliding connection accept board 30 can treat the steel sheet of buckling and support temporarily, accept board 30 moreover can fully take in mounting groove 28, can make accept board 30 rotate certain angle, can lead and spacing the removal of accepting board 30, make accept board 30 can not influence the normal bending of steel sheet, spring 54 can make accept board 30 reset, make things convenient for the position adjustment of accepting board 30.

As shown in fig. 8, a second hydraulic rod 61 is fixedly installed at the bottom of the cross beam 31, a pressing plate 62 is fixedly installed on an output shaft of the second hydraulic rod 61, a bottom surface of the pressing plate 62 is parallel to a top surface of the supporting plate 22, and a plurality of guide rods 63 are fixedly installed on the top surface of the pressing plate 62; through setting up second hydraulic stem 61, second hydraulic stem 61 can directly purchase from market, and clamp plate 62 is located the output of second hydraulic stem 61, can press the steel sheet, appears shifting when avoiding the steel sheet to buckle unstable problem such as, and guide arm 63 can further guide the removal of clamp plate 62, improves the fixed effect of steel sheet.

As shown in fig. 1, a first diagonal brace 71 is hinged to one side of the support column 23, a second diagonal brace 72 is slidably connected to the middle lower portion of the first diagonal brace 71, the top surfaces of the first diagonal brace 71 and the second diagonal brace 72 are located on the same plane, an included angle α exists between the top surface of the first diagonal brace 71 and the top surface of the support plate 22, and the thicknesses of the first diagonal brace 71 and the second diagonal brace 72 are the same as the diameter of the support column 23; through setting up first bracing 71 and second bracing 72, can adjust the position of the partial steel sheet after buckling, avoid the steel sheet to buckle the angle too big, second bracing 72 and first bracing 71 sliding connection, and the top surface of first bracing 71 and second bracing 72 is located the coplanar, can carry out spacing to the position of steel sheet after buckling, alpha is the contained angle between the top surface of first bracing 71 and the backup pad 22 top surface, also be the biggest angle that the steel sheet was bent, can control the biggest angle of bending of steel sheet through adjusting the angle of alpha, the steel sheet near support column 23 can stop under the restriction of first bracing 71 and second bracing 72 after bending, afterwards can drive first hydraulic stem 36 through third hydraulic stem 34 and remove, and adjust the position of briquetting 37, the convenience is bent the operation to different positions.

As shown in fig. 6 and 10, the top surface of the processing table 1 is provided with a movable groove 81, two sides of the movable groove 81 are respectively provided with an adjusting groove 82, the inside of the adjusting groove 82 is slidably connected with a sliding block 83, the bottom of the second diagonal bracing 72 is fixedly connected with a movable shaft 84, the movable shaft 84 is rotatably connected with the sliding block 83, one side of the sliding block 83 is fixedly connected with a pull rod 85, the middle part of the movable groove 81 is fixedly provided with an installation seat 86, one side, far away from the sliding block 83, of the installation seat 86 is fixedly provided with an air cylinder 87, one telescopic end of the air cylinder 87 is fixedly connected with a connecting plate 88, and the connecting plate 88 is fixedly connected with the pull rod 85; through setting up movable groove 81, the sliding tray is offered on the top surface of processing platform 1, the regulating groove 82 is offered in movable groove 81 both sides, slider 83 sliding connection is inside regulating groove 82, loose axle 84 rotates to be connected in the low side of second bracing 72, pull rod 85 links firmly with slider 83, mount pad 86 links firmly at movable groove 81 middle part, the one end and the mount pad 86 of cylinder 87 link firmly, the output shaft and the connecting plate 88 of cylinder 87 link firmly, connecting plate 88 links firmly with two pull rods 85, the cylinder 87 stretches out and draws back can drive slider 83 through connecting plate 88 and pull rod 85 and remove, slider 83 removes and can drive loose axle 84 and remove, the loose axle 84 removes the position that can change second bracing 72 bottom place, simultaneously can adjust the angle of second bracing 72 and horizontal plane, and then the size of alpha is adjusted conveniently to adjust the angle of bending.

As shown in fig. 2, a protractor 91 is fixedly connected to one side of the slider 83, and a pointer 92 is arranged on one side wall of the second diagonal brace 72; through setting up angle measuring disc 91 and pointer 92, angle measuring disc 91 links firmly at the top of slider 83, and pointer 92 sets up on the lateral wall of second bracing 72, and angle measuring disc 91, pointer 92 are coaxial with loose axle 84, conveniently look over and adjust the angle of second bracing 72.

When the steel plate bending device is used, firstly, the position of the pressing block 37 is finely adjusted according to the thickness of the steel plate to be bent, d2 is the same as the thickness of the steel plate, alpha is adjusted according to the angle required to be bent of the steel plate, after the adjustment is completed, the steel plate to be bent is put on the supporting plate 22, the positions of the telescopic rod 25 and the limiting plate 26 are adjusted according to the bending width of the steel plate, then the pressing plate 62 is driven by the second hydraulic rod 61 to press and fix the steel plate on the supporting plate 22, after the steel plate is fixed, the pressing block 37 is driven to move downwards by the extension of the first hydraulic rod 36, the steel plate on one side of the supporting column 23 is deformed by the downward movement of the pressing block 37, when the bottom surface of the steel plate below the pressing block 37 is contacted with the first diagonal support 71, the pressing block 37 is then extended by the third hydraulic rod 34, the pressing block 37 is slowly moved to bend other parts, meanwhile, the first hydraulic rod 36 is slowly extended until the bottom surface of the steel plate is completely contacted with the first diagonal 71 and the second diagonal support 72, finally, the bent steel plate is taken out, and the first hydraulic rod 36, the second hydraulic rod 61 and the third hydraulic rod 34 are reset.

When the steel plate is bent and deformed, the steel plate positioned in the limiting groove 27 also deforms along with the steel plate, and the pressure of the deformation of the steel plate can enable the bearing plate 30 to rotate into the mounting groove 28, so that normal bending of the steel plate cannot be affected.

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as expressed herein, either as a result of the foregoing teachings or as a result of the knowledge or technology of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. A high-precision bending equipment for processing a steel structure comprises a processing table (1), and is characterized in that two sides of the top of the processing table (1) are fixedly provided with a support plate (22), two support plates (22) are fixedly arranged between the support plates (21), one end of each support plate (22) is fixedly provided with a support column (23), the middle part of each support plate (21) is provided with a sleeve (24), one side of each support plate (21) is provided with a telescopic rod (25) which is in sliding connection with the sleeve (24), one side of each telescopic rod (25) is provided with scales, two one ends of the telescopic rods (25) far away from the support plates (21) are jointly connected with a limiting plate (26), one side of each limiting plate (26) facing the support plate (22) is provided with a limiting groove (27), the middle lower part of each limiting groove (27) is provided with a mounting groove (28), a distance d1 exists between each support column (23) and one side wall of each mounting groove (28), the middle part of each mounting groove (28) is fixedly provided with a fixed shaft (29), the inside of each mounting groove (28) is provided with a fixed shaft (29), one end of each telescopic rod (25) far away from the support plate (21) is connected with a limiting plate (26), one end far away from the corresponding limiting plate (22), one end of each supporting plate (22) facing the top surface (31) and the top surface (30) of the supporting plate (30), the top fixed mounting of crossbeam (31) has movable frame (32), sliding connection has mounting bracket (33) on movable frame (32), third hydraulic stem (34) are installed to movable frame (32) one side, the top slidable mounting of mounting bracket (33) has alignment jig (35), the inside fixed mounting of alignment jig (35) has first hydraulic stem (36), the output fixed mounting of first hydraulic stem (36) has briquetting (37), there is interval d2 between briquetting (37) and support column (23), a side fixed mounting of alignment jig (35) has rotation seat (38), be equipped with screw rod (39) on one lateral wall of mounting bracket (33), screw groove (40) have been seted up on one lateral wall of mounting bracket (33), screw rod (39) and screw groove (40) spiro union, the one end and the rotation seat (38) of screw rod (39) rotate and are connected, the other end of screw rod (39) has carousel (41), there is interval d3 between one lateral wall of mounting bracket (33) and one lateral wall of alignment jig (35).

2. The high-precision bending equipment for steel structure processing according to claim 1, wherein an arc-shaped groove (51) is formed in one side of the mounting groove (28), an arc-shaped rod (52) is fixedly arranged in the arc-shaped groove (51), a baffle plate (53) is fixedly arranged on one side of the bearing plate (30), the baffle plate (53) is in sliding connection with the arc-shaped rod (52), and a spring (54) is sleeved on the outer side of the arc-shaped rod (52) and above the baffle plate (53).

3. The high-precision bending equipment for steel structure machining according to claim 1, wherein a second hydraulic rod (61) is fixedly installed at the bottom of the cross beam (31), a pressing plate (62) is fixedly installed on an output shaft of the second hydraulic rod (61), the bottom surface of the pressing plate (62) is parallel to the top surface of the supporting plate (22), and a plurality of guide rods (63) are fixedly installed on the top surface of the pressing plate (62).

4. The high-precision bending equipment for steel structure processing according to claim 1, wherein a first diagonal brace (71) is hinged to one side of the supporting column (23), a second diagonal brace (72) is slidably connected to the middle lower portion of the first diagonal brace (71), the top surfaces of the first diagonal brace (71) and the second diagonal brace (72) are located on the same plane, an included angle alpha exists between the top surface of the first diagonal brace (71) and the top surface of the supporting plate (22), and the thicknesses of the first diagonal brace (71) and the second diagonal brace (72) are identical to the diameter of the supporting column (23).

5. The high-precision bending equipment for steel structure machining according to claim 4, wherein the movable groove (81) is formed in the top surface of the machining table (1), the adjusting grooves (82) are formed in two sides of the movable groove (81) respectively, the sliding connection of the inner part of the adjusting groove (82) is provided with the sliding block (83), the bottom of the second inclined strut (72) is fixedly connected with the movable shaft (84), the movable shaft (84) is rotationally connected with the sliding block (83), the pull rod (85) is fixedly connected with one side of the sliding block (83), the mounting seat (86) is fixedly provided with the mounting seat (86) towards one side far away from the sliding block (83), one telescopic end of the air cylinder (87) is fixedly connected with the connecting plate (88), and the connecting plate (88) is fixedly connected with the pull rod (85).

6. The high-precision bending equipment for steel structure processing according to claim 5, wherein a measuring disc (91) is fixedly connected to one side of the sliding block (83), and a pointer (92) is arranged on one side wall of the second diagonal brace (72).