CN112045342A - Welding equipment for welding I-shaped steel in building steel beam - Google Patents

Abstract

The invention discloses a welding device for welding I-shaped steel in a building steel beam, which comprises a machine body, wherein a welding box is fixedly arranged in the machine body, a bottom plate for supporting is arranged between the welding box and the upper side wall body of the machine body, and a welding cavity is arranged in the welding box; the rotary device is arranged, the first rotating shaft can be driven to move along the movable guide rail through the spline sleeve, so that the welding head and the welding point of the I-shaped steel are always kept at the same distance for moving welding, manual welding is replaced by a machine, and welding efficiency is improved; the invention is provided with a first driving device and a second driving device, and can move and push the I-steel to be welded to enter the welding equipment for welding through the sliding block and the movable push block.

Description

Welding equipment for welding I-shaped steel in building steel beam

Technical Field

The invention relates to the technical field of building steel beams, in particular to welding equipment for welding I-shaped steel in a building steel beam.

Background

The steel beams refer to beams made of steel, crane beams and working platform beams in a factory building, floor beams in a multi-storey building, purlins in a roof structure and the like, and can be adopted; the I-steel is one of the commonly used building steel beams, the welding of the general I-steel is performed manually, and the welding efficiency of the general I-steel is very low; the welding equipment for welding the I-shaped steel in the building steel beam is required to be designed because the steel structure with the shape of the I-shaped steel cannot be welded and the welding angle cannot be adjusted in general welding.

Disclosure of Invention

The invention aims to provide welding equipment for welding I-shaped steel in a building steel beam, which is used for overcoming the defects in the prior art.

According to the welding equipment for welding the I-shaped steel in the building steel beam, which comprises a machine body, wherein a welding box is fixedly arranged in the machine body, a bottom plate for supporting is arranged between the welding box and the upper side wall body of the machine body, a welding cavity is arranged in the welding box, a welding angle adjusting device capable of adjusting the welding angle when different metal plates and the I-shaped steel are welded is arranged on the upper side of the welding cavity, the welding adjusting device comprises through holes which are arranged on the left and right wall bodies of the welding box in a penetrating manner, a moving guide rail is arranged on the left side wall body of the welding box in a penetrating manner, a first rotating shaft is arranged in the moving guide rail in a sliding manner, four arc-shaped racks capable of driving the rotating shaft to rotate for ninety degrees are arranged in the moving guide rail, the direction of the first rotating shaft is not changed except for the arc-shaped racks in the moving guide rail, and, the left side of the welding box is provided with a sliding block cavity, a sliding block is arranged in the sliding block cavity in a sliding mode, the sliding block is arranged on the right side in a rotating mode and can control the rotating device of the rotating shaft to rotate along the moving guide rail, a first driving device used for controlling the sliding of the sliding block cavity is arranged in the machine body on the left side of the sliding block cavity, a right side sliding cavity is arranged on the right side of the welding box, and a second driving device capable of pushing the I-steel to slide is arranged in the right side sliding cavity.

On the basis of the technical scheme, the welding adjusting device also comprises a moving sliding cavity arranged in the lower side wall body of the angle adjusting device, the left side of the moving sliding cavity is provided with a first gear cavity, the rear side of the moving sliding cavity is provided with a first belt wheel cavity, a first gear cavity is rotatably arranged between the first gear cavity and the moving sliding cavity, a moving block in threaded engagement with the first threaded rotating shaft is slidably arranged in the moving sliding cavity, a first rotating cavity is arranged in the lower side wall body of the moving block, the rear side of the first rotating cavity is provided with a second gear cavity, a second rotating shaft is rotatably arranged between the second gear cavity and the first rotating cavity, a welding head is fixedly arranged on the second rotating shaft in the first rotating cavity, a second bevel gear in meshed connection with the first bevel gear fixedly arranged on the second rotating shaft is rotatably arranged on the right side wall body of the second gear cavity, and a first motor is fixedly arranged in the left side wall, the angle adjusting device is characterized in that a third rotating shaft is arranged between the first gear cavity and the first belt wheel cavity in a rotating mode, the third rotating shaft is fixedly arranged on a power output shaft of the first motor, a second gear which is meshed and connected with the first gear fixedly arranged on the first motor is fixedly arranged on the third rotating shaft in the first gear cavity, a rotating sleeve extending out of the wall body on the left side of the angle adjusting device is rotatably arranged on the lower side of the first belt wheel cavity, a first synchronous belt is fixedly arranged on the third rotating shaft in the first belt wheel cavity, a first belt wheel is fixedly arranged on the rotating sleeve in the first belt wheel cavity, a second synchronous belt is arranged between the first belt wheel and the first synchronous belt, and a fourth rotating shaft fixedly arranged with the second bevel gear in the second gear cavity is slidably arranged on the wall body on the left side.

On the basis of the technical scheme, the rotating device comprises a gear cavity III arranged on the left side of the sliding block cavity in the machine body, a motor II is fixedly arranged in the wall body on the right side of the gear cavity III, a rotating shaft V rotatably installed with the wall body on the left side of the gear cavity is fixedly arranged on a power output shaft of the motor II, a spline loop bar is connected to the rotating shaft V in a spline meshing manner, a first electromagnet is fixedly arranged in the wall body on the left side of the spline loop bar, a second electromagnet is fixedly arranged on the rotating shaft V on the left side of the first electromagnet, a spline shaft slidably installed with the sliding block is rotatably arranged between the sliding block cavity and the gear cavity III, a fourth gear connected with the spline loop bar in a meshing manner is fixedly arranged on the spline shaft in the gear cavity III, a pulley cavity II is arranged in the sliding block, and a central rotating shaft is rotatably arranged on the pulley cavity, the central pivot with in the pulley chamber two connect through synchronous belt drive between the integral key shaft, central pivot right side has set firmly and has rotated the case, it rotates chamber two to rotate the incasement, it is close to in chamber two to rotate slide bar is equipped with in the wall body of central pivot one side slides and rotates, rotate on the slide bar set firmly can with a spline housing that pivot spline meshing is connected.

On the basis of the technical scheme, the first driving device comprises first movable sliding cavities which are symmetrically arranged in the front side wall body and the rear side wall body of the sliding block cavity, a left belt wheel cavity is arranged in the machine body on the left side of the first movable sliding cavity, a threaded rod meshed and connected with the front side and the rear side of the sliding block is rotatably arranged in the first movable sliding cavity and the left belt wheel cavity, a gear cavity IV is arranged on the left side of the left belt wheel cavity, a rotating shaft VI is rotatably arranged between the gear cavity IV and the gear cavity III, a third bevel gear is fixedly arranged on the rotating shaft six in the third gear cavity, a fourth bevel gear is fixedly arranged on the rotating shaft six in the fourth gear cavity, a belt wheel II is rotatably arranged in the left belt wheel cavity, a bevel gear V which is meshed and connected with the bevel gear IV is arranged on the left side of the belt wheel II, the front side and the rear side of the belt wheel II are connected with a threaded rod in the left belt wheel cavity in a rotating mode through synchronous belts.

On the basis of the technical scheme, the second driving device comprises a third belt wheel cavity arranged in the machine body on the right side of the right side sliding cavity, a second symmetrical moving sliding cavity is arranged in the front wall body and the rear wall body of the right sliding cavity, a second threaded rotating shaft is rotatably arranged between the second moving sliding cavity and the third belt wheel cavity, a third motor is fixedly arranged in the wall body at the right side of the third belt wheel cavity, a right belt wheel is fixedly arranged on a power output shaft of the third motor, the right belt wheel is in transmission connection with the second threaded rotating shaft on the front side and the rear side through a synchronous belt, a threaded push rod in threaded engagement connection with the second threaded rotating shaft is arranged in the second movable sliding cavity in a sliding manner, the thread push rod is provided with a movable push block which can push the I-steel to slide into the welding box for welding, and the movable push block can slide to the front side and the rear side to take out the welded I-shaped steel, and a sliding block which is arranged on the lower side of the movable push block in a sliding manner is fixedly arranged on the threaded push rod.

The invention has the beneficial effects that: the welding adjusting device is arranged, so that the I-shaped steel can be welded under the condition of not changing a welding point by moving the welding head and rotating the welding head, and the welding is more accurate;

the rotary device is arranged, the first rotating shaft can be driven to move along the movable guide rail through the spline sleeve, so that the welding head and the welding point of the I-shaped steel are always kept at the same distance for moving welding, manual welding is replaced by a machine, and welding efficiency is improved;

the invention is provided with a first driving device and a second driving device, and can move and push the I-steel to be welded to enter the welding equipment for welding through the sliding block and the movable push block.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a welding device for I-shaped steel welding in a construction steel beam;

FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;

FIG. 3 is a cross-sectional view taken at "B-B" of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken at "C-C" of FIG. 2 in accordance with the present invention;

FIG. 5 is a cross-sectional view taken at "D-D" of FIG. 1 in accordance with the present invention;

FIG. 6 is a cross-sectional view taken at "E-E" of FIG. 1 in accordance with the present invention;

fig. 7 is an enlarged view of a portion of the invention at F in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1 to 7, the welding equipment for welding the i-shaped steel in the steel beam of the building according to the embodiment of the invention comprises a machine body 10, a welding box 24 is fixedly arranged in the machine body 10, a bottom plate 59 for supporting is arranged between the welding box 24 and the upper side wall body of the machine body 10, a welding cavity 30 is arranged in the welding box 24, a welding angle adjusting device 901 capable of adjusting the welding angle when different metal plates and i-shaped steel are welded is arranged on the upper side of the welding cavity 30, the welding adjusting device 901 comprises through holes 65 arranged on the left and right wall bodies of the welding box 24 in a penetrating manner, a moving guide rail 64 is arranged on the left side wall body of the welding box 24 in a penetrating manner, a rotating shaft one 31 is arranged in the moving guide rail 64 in a sliding manner, four arc-shaped racks 66 capable of driving the rotating shaft one 31 to rotate ninety degrees are arranged in the moving guide rail 64, the rotating shaft one 31 does not change the direction except the arc-, an angle adjusting device 37 is fixedly arranged on the first rotating shaft 31 in the welding cavity 30, a sliding block cavity 20 is arranged on the left side of the welding box 24, a sliding block 12 is arranged in the sliding block cavity 20 in a sliding mode, a rotating device 902 capable of controlling the first rotating shaft 31 to rotate along a moving guide rail 64 is arranged in a right rotating mode of the sliding block 12, a first driving device 903 used for controlling the sliding block cavity 20 to slide is arranged in the machine body 10 on the left side of the sliding block cavity 20, a right sliding cavity 67 is arranged on the right side of the welding box 24, and a second driving device 904 capable of pushing I-shaped steel to slide is arranged in the right sliding cavity 67.

In addition, in one embodiment, the welding adjusting device 901 further includes a moving sliding cavity 68 disposed in the lower side wall body of the angle adjusting device 37, a first gear cavity 43 is disposed on the left side of the moving sliding cavity 68, a first belt wheel cavity 35 is disposed on the rear side of the moving sliding cavity 68, a first gear cavity 43 is rotatably disposed between the first gear cavity 43 and the moving sliding cavity 68, a moving block 41 in threaded engagement with the first threaded rotating shaft 42 is slidably disposed in the moving sliding cavity 68, a first rotating cavity 70 is disposed in the lower side wall body of the moving block 41, a second gear cavity 45 is disposed on the rear side of the first rotating cavity 70, a second rotating shaft 47 is rotatably disposed between the second gear cavity 45 and the first rotating cavity 70, a welding head 40 is fixedly disposed on the second rotating shaft 47 in the first rotating cavity 70, a second bevel gear 46 in threaded engagement with a first bevel gear 69 fixedly disposed on the second rotating shaft 47 is rotatably disposed in the right side wall body of the second gear cavity 45, a first motor 32 is fixedly arranged in the left side wall body of the first gear cavity 43, a third rotating shaft 34 is rotatably arranged between the first gear cavity 43 and the first pulley cavity 35, a third rotating shaft 34 is fixedly arranged on the power output shaft of the first motor 32, a second gear 33 meshed with the first gear 44 fixedly arranged on the first motor 32 is fixedly arranged on the third rotating shaft 34 in the first gear cavity 43, a rotating sleeve 38 extending out of the left side wall body of the angle adjusting device 37 is rotatably arranged on the lower side of the first pulley cavity 35, a first synchronous belt 36 is fixedly arranged on the third rotating shaft 34 in the first pulley cavity 35, a first pulley 50 is fixedly arranged on the rotating sleeve 38 in the first pulley cavity 35, a second synchronous belt 49 is arranged between the first pulley 50 and the first synchronous belt 36, a fourth rotating shaft 39 fixedly arranged with a second bevel gear 46 in the second gear cavity 45 is slidably arranged in the left side wall body of the rotating sleeve 38, when the first motor 32 is started, the third rotating shaft 34 is driven to rotate, the third rotating shaft 34 drives the first synchronous belt 36 to rotate, the second synchronous belt 49 driven by the rotation of the first synchronous belt 36 rotates, the second synchronous belt 49 drives the first belt pulley 50 to rotate, the first belt pulley 50 rotates to drive the rotating sleeve 38 to rotate, the rotating sleeve 38 rotates to drive the fourth rotating shaft 39 to rotate, the fourth rotating shaft 39 rotates to drive the second bevel gear 46 to rotate, the second bevel gear 46 rotates to drive the first bevel gear 69 to rotate, the first bevel gear 69 rotates to drive the welding head 40 to rotate to the right or left by taking the second rotating shaft 47 as a center, meanwhile, the first motor 32 rotates to drive the second gear 33 to rotate, the second gear 33 rotates to drive the first gear 44 to rotate, the first gear 44 rotates to drive the first threaded rotating shaft 42 to rotate, thereby drive movable block 41 and slide left or right to the realization welds the I-steel under the condition of not changing the welding point, thereby makes the welding more accurate.

In addition, in one embodiment, the rotating device 902 includes a gear cavity three 71 disposed in the machine body 10 on the left side of the sliding block cavity 20, a motor two 56 is fixedly disposed in a right side wall body of the gear cavity three 71, a rotating shaft five 72 rotatably mounted on a power output shaft of the motor two 56 is fixedly disposed on the left side wall body of the gear cavity three 71, a spline loop bar 57 is connected to the rotating shaft five 72 in a spline engagement manner, a first electromagnet 73 is fixedly disposed in a left side wall body of the spline loop bar 57, a second electromagnet 54 is fixedly disposed on the rotating shaft five 72 on the left side of the first electromagnet 73, a spline shaft 21 slidably mounted on the sliding block 12 is rotatably disposed between the sliding block cavity 20 and the gear cavity three 71, a gear four 58 engaged with a gear three 55 fixedly disposed on the spline loop bar 57 is fixedly disposed on the spline shaft 21 in the gear cavity three 71, and a pulley cavity two 17 is disposed in the sliding block 12, rotate on the two 17 of belt wheel chamber and be equipped with central pivot 16, central pivot 16 with in the two 17 of belt wheel chamber connect through synchronous belt drive between the integral key shaft 21, the 16 right side of center pivot has set firmly and has rotated case 13, it rotates two 22 of chamber to be equipped with in the case 13 to rotate, it is close to rotate two 22 of chamber slide in the wall body of one side of center pivot 16 and be equipped with rotation slide bar 14, rotate slide bar 14 on set firmly can with the spline housing 15 that a 31 spline meshing of pivot is connected, drive pivot five 72 when two 56 starts and rotate, pivot five 72 rotate and drive spline loop bar 57 and rotate, spline loop bar 57 rotates and drives three 55 rotations of gear, and three 55 rotations of gear drive four 58 rotate, and four 58 rotations of gear drive integral key shaft 21 rotate and drive central pivot 16 and rotate. The rotation of the central rotating shaft 16 drives the rotating box 13 to rotate, the rotation of the rotating box 13 drives the rotating slide bar 14 to rotate, the rotation of the rotating slide bar 14 drives the spline housing 15 to rotate, the rotation of the spline housing 15 drives the rotating shaft one 31 to move along the moving guide rail 64, and therefore the angle adjusting device 37 is driven to move and weld along the moving track of the moving guide rail 64.

In addition, in one embodiment, the first driving device 903 includes a first moving sliding cavity 18 symmetrically disposed in the front and rear wall bodies of the slider cavity 20, a left pulley cavity 11 is disposed in the body 10 on the left side of the first moving sliding cavity 18, a threaded rod 19 rotatably disposed in the first moving sliding cavity 11 and the first moving sliding cavity 18 and engaged with the front and rear sides of the sliding block 12, a fourth gear cavity 63 is disposed on the left side of the left pulley cavity 11, a sixth rotating shaft 51 is rotatably disposed between the fourth gear cavity 63 and the third gear cavity 71, a third bevel gear 52 is fixedly disposed on the sixth rotating shaft 51 in the third gear cavity 71, a fourth bevel gear 62 is fixedly disposed on the sixth rotating shaft 51 in the fourth gear cavity 63, a second pulley 60 is rotatably disposed in the left pulley cavity 11, a fifth bevel gear 61 engaged with the fourth bevel gear 62 is disposed on the left side of the second pulley 60, the front and rear sides of the second pulley 60 are rotatably connected with the threaded rod 19 in the left pulley cavity 11 through a synchronous belt, when the electromagnet II 54 and the electromagnet I73 are electrified, the spline sleeve rod 57 moves leftwards, so that the bevel gear six 53 is driven to be meshed with the bevel gear three 52, the gear three 55 is disengaged from the gear four 58, the motor II 56 is started, the motor II 56 rotates to drive the rotating shaft five 72 to rotate, the rotating shaft five 72 rotates to drive the spline sleeve rod 57 to rotate, the spline sleeve rod 57 rotates to drive the bevel gear six 53 to rotate, the bevel gear six 53 rotates to drive the bevel gear three 52 to rotate, the bevel gear three 52 rotates to drive the rotating shaft six 51 to rotate, the rotating shaft six 51 rotates to drive the bevel gear four 62 to rotate, the bevel gear four 62 rotates to drive the bevel gear five 61 to rotate, the bevel gear five 61 rotates to drive the belt wheel II 60 to rotate, and the belt wheel II 60 rotates to drive the, so as to drive sliding block 12 to slide rightward, so that the welding part is pushed into welding box 24 to be welded, and spline sleeve 15 is driven to be in spline engagement with first rotating shaft 31.

In addition, in one embodiment, the second driving device 904 includes a third pulley cavity 75 disposed in the machine body 10 on the right side of the right sliding cavity 67, a second symmetrically moving sliding cavity 76 disposed in the front and rear wall bodies of the right sliding cavity 67, a second threaded rotating shaft 28 rotatably disposed between the second moving sliding cavity 76 and the third pulley cavity 75, a third motor 74 fixedly disposed in the right wall body of the third pulley cavity 75, a right pulley 29 fixedly disposed on the power output shaft of the third motor 74, a synchronous belt transmission connected between the right pulley 29 and the second threaded rotating shaft 28 on the front and rear sides, a threaded push rod 26 slidably disposed in the second moving sliding cavity 76 and in threaded engagement with the second threaded rotating shaft 28, a moving push block 25 capable of pushing the i-steel to slide into the welding box 24 for welding is disposed on the threaded push rod 26, and the moving push block 25 can slide to the front and rear sides to take out the welded i-steel, the slide block 27 which is slidably mounted with the threaded push rod 26 is fixedly arranged on the lower side of the movable push block 25, when the motor III 74 is started, the right belt wheel 29 is driven to rotate, the right belt wheel 29 rotates to drive the threaded rotating shaft II 28 to rotate, the threaded rotating shaft II 28 rotates to drive the threaded push rod 26 to rotate, and the threaded push rod 26 rotates to drive the movable push block 25 to push the I-steel into the welding box 24 to weld the I-steel.

In the initial state, the gear three 55 is meshed with the gear four 58, the welding head 40 is vertically downward, and the spline housing 15 is meshed with the rotating shaft one 31.

When the welding joint 40 is welded, the first motor 32 is started, the first motor 32 drives the third rotating shaft 34 to rotate when being started, the third rotating shaft 34 rotates to drive the first synchronous belt 36 to rotate, the second synchronous belt 49 rotating the first synchronous belt 36 rotates, the second synchronous belt 49 rotates to drive the first pulley 50 to rotate, the first pulley 50 rotates to drive the rotating sleeve 38 to rotate, the rotating sleeve 38 rotates to drive the fourth rotating shaft 39 to rotate, the fourth rotating shaft 39 rotates to drive the second bevel gear 46 to rotate, the second bevel gear 46 rotates to drive the first bevel gear 69 to rotate, the first bevel gear 69 rotates to drive the welding joint 40 to rotate to the right or left around the second rotating shaft 47, meanwhile, the first motor 32 rotates to drive the second gear 33 to rotate, the second gear 33 rotates to drive the first gear 44 to rotate, the first gear 44 rotates to drive the first threaded rotating shaft 42 to rotate, so as to drive the moving block 41 to slide to the left or right, thereby realizing welding of the I-steel without, thereby making the welding more accurate.

When the I-steel is welded, when the electromagnet II 54 and the electromagnet I73 are electrified, the spline sleeve rod 57 moves leftwards, so that the bevel gear six 53 is driven to be meshed with the bevel gear three 52, the gear three 55 is disengaged from the gear four 58, then the motor II 56 is started, the motor II 56 rotates to drive the rotating shaft five 72 to rotate, the rotating shaft five 72 rotates to drive the spline sleeve rod 57 to rotate, the spline sleeve rod 57 rotates to drive the bevel gear six 53 to rotate, the bevel gear six 53 rotates to drive the bevel gear three 52 to rotate, the bevel gear three 52 rotates to drive the rotating shaft six 51 to rotate, the rotating shaft six 51 rotates to drive the bevel gear four 62 to rotate, the bevel gear four 62 rotates to drive the bevel gear five 61 to rotate, the bevel gear five 61 rotates to drive the belt pulley II 60 to rotate, the belt pulley II 60 rotates to drive the threaded rod 19 to rotate, so as to drive the sliding block 12 to slide rightwards, and the spline sleeve 15 is driven to be in spline engagement connection with the first rotating shaft 31; the third motor 74 is started again, the third motor 74 drives the right belt pulley 29 to rotate when being started, the right belt pulley 29 drives the second threaded rotating shaft 28 to rotate, the second threaded rotating shaft 28 drives the threaded push rod 26 to rotate, and the threaded push rod 26 drives the movable push block 25 to push the I-steel into the welding box 24 to weld the I-steel; and starting the second motor 56, wherein the second motor 56 drives the fifth rotating shaft 72 to rotate, the fifth rotating shaft 72 drives the spline sleeve rod 57 to rotate, the spline sleeve rod 57 drives the third gear 55 to rotate, the third gear 55 drives the fourth gear 58 to rotate, the fourth gear 58 drives the spline shaft 21 to rotate, and the spline shaft 21 drives the central rotating shaft 16 to rotate. The rotation of the central rotating shaft 16 drives the rotating box 13 to rotate, the rotation of the rotating box 13 drives the rotating slide bar 14 to rotate, the rotation of the rotating slide bar 14 drives the spline housing 15 to rotate, the rotation of the spline housing 15 drives the rotating shaft one 31 to move along the moving guide rail 64, and therefore the angle adjusting device 37 is driven to move and weld along the moving track of the moving guide rail 64.

The invention has the beneficial effects that: the welding adjusting device is arranged, so that the I-shaped steel can be welded under the condition of not changing a welding point by moving the welding head and rotating the welding head, and the welding is more accurate; the rotary device is arranged, the first rotating shaft can be driven to move along the movable guide rail through the spline sleeve, so that the welding head and the welding point of the I-shaped steel are always kept at the same distance for moving welding, manual welding is replaced by a machine, and welding efficiency is improved; the invention is provided with a first driving device and a second driving device, and can move and push the I-steel to be welded to enter the welding equipment for welding through the sliding block and the movable push block.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and scope of the present invention are intended to be included therein.

Claims (5)

1. The utility model provides a I-shaped steel welded welding equipment in building steel roof beam, includes the fuselage, its characterized in that: a welding box is fixedly arranged in the machine body, a bottom plate for supporting is arranged between the welding box and the wall body on the upper side of the machine body, a welding cavity is arranged in the welding box, a welding angle adjusting device capable of adjusting the welding angle when different metal plates and I-shaped steel are welded is arranged on the upper side of the welding cavity, the welding adjusting device comprises through holes which are arranged on the left wall body and the right wall body of the welding box in a penetrating manner, a moving guide rail is arranged on the wall body on the left side of the welding box in a penetrating manner, a first rotating shaft is arranged in the moving guide rail in a sliding manner, four arc-shaped racks capable of driving the rotating shaft to rotate ninety degrees are arranged in the moving guide rail, the direction of the first rotating shaft is not changed except for the arc-shaped racks in the moving guide rail, an angle adjusting device is fixedly arranged on the first rotating shaft in the welding cavity, the right side of the welding box is provided with a right side sliding cavity, and the right side sliding cavity is internally provided with a second driving device capable of pushing the I-steel to slide.

2. The welding equipment for I-shaped steel welding in a construction steel beam is characterized in that: the welding adjusting device also comprises a moving sliding cavity arranged in the lower side wall body of the angle adjusting device, the left side of the moving sliding cavity is provided with a first gear cavity, the rear side of the moving sliding cavity is provided with a first belt wheel cavity, a first gear cavity is rotatably arranged between the first gear cavity and the moving sliding cavity, a moving block which is in threaded engagement with the first threaded rotating shaft is slidably arranged in the moving sliding cavity, a first rotating cavity is arranged in the lower side wall body of the moving block, the rear side of the first rotating cavity is provided with a second gear cavity, a second rotating shaft is rotatably arranged between the second gear cavity and the first rotating cavity, a welding head is fixedly arranged on the second rotating shaft in the first rotating cavity, a second bevel gear which is in threaded engagement with the first bevel gear fixedly arranged on the second rotating shaft is rotatably arranged in the right side wall body of the second gear cavity, a first motor is fixedly arranged in the left side wall body of the first gear cavity, and a third rotating shaft is rotatably, the angle adjusting device is characterized in that a third rotating shaft is fixedly arranged on a power output shaft of the first motor, a second gear meshed with the first gear fixedly arranged on the first motor is fixedly arranged on the third rotating shaft in the first gear cavity, a rotating sleeve extending out of the left side wall body of the angle adjusting device is rotatably arranged on the lower side of the first belt wheel cavity, a first synchronous belt is fixedly arranged on the third rotating shaft in the first belt wheel cavity, a first belt wheel is fixedly arranged on the rotating sleeve in the first belt wheel cavity, a second synchronous belt is arranged between the first belt wheel and the first synchronous belt, and a fourth rotating shaft fixedly arranged with the second bevel gear in the second gear cavity is slidably arranged in the left side wall body of the rotating sleeve.

3. The welding equipment for I-shaped steel welding in a construction steel beam is characterized in that: the rotating device comprises a gear cavity III arranged on the left side of the sliding block cavity in the machine body, a motor II is fixedly arranged in the right side wall body of the gear cavity III, a rotating shaft V rotatably installed with the left side wall body of the gear cavity III is fixedly arranged on a power output shaft of the motor II, a spline shaft in sliding installation with the sliding block is rotatably arranged between the sliding block cavity and the gear cavity III, a spline loop bar is connected to the rotating shaft V in a spline meshing manner, a first electromagnet is fixedly arranged in the left side wall body of the spline loop bar, a second electromagnet is fixedly arranged on the rotating shaft V on the left side of the first electromagnet, a spline shaft in sliding installation with the sliding block is rotatably arranged between the sliding block cavity and the gear cavity III, a fourth gear in meshing connection with the spline loop bar fixedly arranged on the spline shaft in the gear cavity III is fixedly arranged on the spline shaft, a belt wheel cavity II is arranged in the sliding block, a central rotating shaft is rotatably arranged, the center pivot right side has set firmly and has rotated the case, it is equipped with rotation chamber two to rotate the incasement, it is close to rotate chamber two slide in the wall body of center pivot one side is equipped with the rotation slide bar, rotate the slide bar on set firmly can with a spline housing that pivot spline meshing is connected.

4. The welding equipment for I-shaped steel welding in a construction steel beam is characterized in that: the first driving device comprises a first movable sliding cavity which is symmetrically arranged in the front side wall and the rear side wall of the sliding block cavity, the first movable sliding cavity is arranged on the left side of the first movable sliding cavity, a left belt wheel cavity is arranged in the machine body, a threaded rod which is connected with the front side and the rear side of the sliding block in a threaded engagement mode is arranged in the first movable sliding cavity in a rotating mode, a fourth gear cavity is arranged on the left side of the left belt wheel cavity, a sixth rotating shaft is arranged between the fourth gear cavity and the third gear cavity in a rotating mode, a third bevel gear is fixedly arranged on the sixth rotating shaft in the third gear cavity, a fourth bevel gear is fixedly arranged on the sixth rotating shaft in the fourth gear cavity, a second belt wheel is arranged in the left belt wheel cavity in a rotating mode, a fifth bevel gear which is connected with the fourth bevel gear in a meshing mode is arranged.

5. The welding equipment for I-shaped steel welding in a construction steel beam is characterized in that: the second driving device comprises a third belt wheel cavity arranged in the machine body and arranged on the right side of the right side sliding cavity, a second symmetrical moving sliding cavity is arranged in the front wall body and the rear wall body of the right sliding cavity, a second threaded rotating shaft is rotatably arranged between the second moving sliding cavity and the third belt wheel cavity, a third motor is fixedly arranged in the wall body at the right side of the third belt wheel cavity, a right belt wheel is fixedly arranged on a power output shaft of the third motor, the right belt wheel is in transmission connection with the second threaded rotating shaft on the front side and the rear side through a synchronous belt, a threaded push rod in threaded engagement connection with the second threaded rotating shaft is arranged in the second movable sliding cavity in a sliding manner, the thread push rod is provided with a movable push block which can push the I-steel to slide into the welding box for welding, and the movable push block can slide to the front side and the rear side to take out the welded I-shaped steel, and a sliding block which is arranged on the lower side of the movable push block in a sliding manner is fixedly arranged on the threaded push rod.

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