Steel structure welding device

Abstract

The utility model discloses a steel structure welding device which comprises a machine frame and a hollow box, the hollow box is installed at the top end of the machine frame, sector gears are symmetrically arranged in the hollow box, a rotating disc is arranged outside the hollow box, four sets of grooves are formed in the rotating disc at equal intervals, and the sector gears are arranged in the grooves. A connecting plate is mounted on the side, away from the hollow box, of the rack, and an X-axis lead screw moving assembly is mounted at the top end of the connecting plate. According to the welding device, the workpiece to be machined can be conveniently and rapidly moved in a multi-stage mode to be welded, convenient and rapid multi-angle rotation is facilitated, the welding operation range of the welding device is widened, the welding efficiency of the welding device is improved, and the convenience of center positioning and clamping of the workpiece to be machined by the welding device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding device technical field, concretely is a steel structure welding device. BACKGROUND

[0002] Through accurate positioning and fixing device, can ensure the stability and accuracy in the welding process, reduce the welding deformation and error, thereby improve the welding quality, some welding device design has height adjustment and angle adjustment function, makes the welding device can adapt to the steel structure of different height, has reduced the difficulty of welding, and the welding device of automation and mechanization can significantly improve construction speed and production efficiency, reduce manual operation, reduce cost.

[0003] Such as the steel structure welding device disclosed in a kind of authorized announcement No.CN215615971U, including fixed support, support device being arranged below fixed support, the fixed support includes top plate, several first support legs, several concentric annular through slots being opened on top plate and collection barrel being arranged at the center of top plate, the support device includes moving support, several air cylinders being arranged on moving support, support plate being arranged on air cylinder piston rod and electromagnet being arranged on the upper surface of moving support;

[0004] Although it realizes the support device for supporting steel structure parts by rotating around fixed support, it can adjust the angle of steel structure parts, facilitate welding, and the collection barrel arranged at the center of fixed support can absorb welding waste gas and metal scrap, which is beneficial to improve the working environment of workers;

[0005] But it does not solve the problem that the existing welding device is not convenient for multi-stage movement of the welding device when welding the workpiece to be processed, and is not convenient for multi-angle rotation, which affects the range of welding operation of the welding device, affects the efficiency of welding of the welding device, and affects the convenience of center positioning and clamping of the welding device for the workpiece to be processed. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a steel structure welding device to solve the problem that the welding device is not convenient for multi-stage movement of the welding device when welding the workpiece to be processed, and is not convenient for multi-angle rotation, which affects the range of welding operation of the welding device, affects the efficiency of welding of the welding device, and affects the convenience of center positioning and clamping of the welding device for the workpiece to be processed.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a steel structure welding device, including frame and hollow case, the top of frame is installed with hollow case, the inside of hollow case is provided with fan -shaped gear, the outside of hollow case is provided with rotary disc, the inside of rotary disc is provided with four groups of concave groove of equal interval, the side of frame away from hollow case is installed with link plate, the top of link plate is installed with X axle screw rod moving assembly, the top of X axle screw rod moving assembly is installed with moving plate, the side wall of moving plate is installed with Y axle screw rod moving assembly, the side wall of Y axle screw rod moving assembly is installed with Z axle screw rod moving assembly, the outside of Z axle screw rod moving assembly is provided with welding head body, the side wall of Z axle screw rod moving assembly is installed with support plate, the side of support plate away from Z axle screw rod moving assembly is installed with servo motor, the output of servo motor is installed with support shaft, support shaft extends to its outside through support plate, support shaft is movably connected with support plate, the end of support shaft away from servo motor is connected with welding head body.

[0008] Preferably, the inside center position of the hollow box is movably installed with an extension shaft, the extension shaft extends to the outside of the hollow box, a stepper motor is installed on the side wall of the hollow box, a pinion is installed on the output end of the stepper motor, a large gear is sleeved on the surface of the extension shaft inside the hollow box, and the pinion is engaged with the large gear.

[0009] Preferably, the top of the hollow box is symmetrically installed with a support seat, one end of the fan-shaped gear close to the support seat is installed with an auxiliary shaft, the fan-shaped gear is movably connected with the support seat through the auxiliary shaft, and a connecting plate is installed between the two fan-shaped gears, a first gear is sleeved on the surface of the extension shaft below the fan-shaped gear, and the first gear is engaged with the fan-shaped gear.

[0010] Preferably, a power motor is installed on the side wall of the connecting plate, and a second gear is installed on the output end of the power motor.

[0011] Preferably, a rotating shaft is installed at the bottom center position of the rotary disc, and the rotating shaft extends to the outside of the connecting plate and is movably connected therewith.

[0012] Preferably, a third gear is sleeved on the surface of the rotating shaft, and the second gear is engaged with the third gear.

[0013] Preferably, four groups of variable frequency motors at equal intervals are installed on the side wall of the rotary disc, a threaded rod is installed on the output end of each variable frequency motor, and the threaded rod extends to the inside of the concave groove and is movably connected therewith.

[0014] Preferably, a threaded block is sleeved on the surface of the threaded rod, and a clamping block is installed at the top of the threaded block.

[0015] Compared with the prior art, the welding device not only realizes convenient multi-stage movement of the welding device for welding the workpiece to be processed, facilitates convenient multi-angle rotation, increases the range of welding operation of the welding device, improves the welding efficiency of the welding device, and improves the convenience of center positioning and clamping of the welding device for the workpiece to be processed.

[0016] (1) The workpiece to be processed is clamped between the multiple sets of clamping blocks, the X-axis screw rod moving assembly drives the moving plate, the Y-axis screw rod moving assembly, the Z-axis screw rod moving assembly and the welding head body to move in the X-axis direction, the Y-axis screw rod moving assembly drives the Z-axis screw rod moving assembly and the welding head body to move in the Y-axis direction, and the Z-axis screw rod moving assembly drives the welding head body to move in the Z-axis direction, so that the welding head body moves to the surface of the workpiece to be processed for welding. When it is necessary to rotate the welding head body by a certain angle for welding, the servo motor drives the supporting shaft to rotate, and the supporting shaft drives the welding head body to rotate by a certain angle for welding, which facilitates multi-stage movement for welding, realizes convenient multi-stage movement of the welding device for welding the workpiece to be processed, and improves the convenience of multi-stage movement of the welding device.

[0017] (2) The stepping motor drives the pinion to rotate, the pinion drives the large gear to rotate, the large gear drives the elongated shaft and the first gear to rotate, the first gear drives the sector gear to rotate under the meshing of the first gear and the sector gear, the sector gear drives the connecting plate, the rotating shaft, the rotating disc and the workpiece to be processed to rotate by a certain angle for welding, the power motor drives the second gear to rotate, the second gear drives the third gear to rotate, and the third gear drives the rotating shaft, the rotating disc and the workpiece to be processed to rotate circumferentially with the connecting plate as the shaft, which facilitates convenient rotation of the workpiece to be processed, realizes convenient multi-angle rotation of the welding device for the workpiece to be processed, increases the range of welding operation of the welding device, and improves the welding efficiency of the welding device.

[0018] (3) The variable frequency motor drives the threaded rod to rotate, the threaded rod drives the threaded block to move, and the threaded block drives the clamping block to move, so that the multiple sets of clamping blocks center position and clamp the workpiece to be processed, which facilitates convenient and stable clamping of the workpiece to be processed, realizes convenient center positioning and clamping of the welding device for the workpiece to be processed, and improves the convenience of center positioning and clamping of the welding device for the workpiece to be processed. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0020] Figure 2 It is a front view structure schematic view of the utility model;

[0021] Figure 3 It is the three-dimensional structure schematic view of the frame of the utility model;

[0022] Figure 4 It is the three-dimensional structure schematic view of the support plate of the utility model;

[0023] Figure 5 It is the three-dimensional structure schematic view of the hollow box of the utility model;

[0024] Figure 6 It is the three-dimensional structure schematic view of the rotary disc of the utility model.

[0025] In the figure: 1, frame; 2, hollow box; 3, link plate; 4, X-axis screw rod moving assembly; 5, Y-axis screw rod moving assembly; 6, Z-axis screw rod moving assembly; 7, moving plate; 8, welding head body; 9, rotary disc; 10, support plate; 11, servo motor; 12, support shaft; 13, stepper motor; 14, pinion; 15, gear wheel; 16, first gear; 17, lengthened shaft; 18, sector gear; 19, support seat; 20, auxiliary shaft; 21, connecting plate; 22, power motor; 23, second gear; 24, third gear; 25, frequency conversion motor; 26, threaded rod; 27, threaded block; 28, clamping block; 29, rotary shaft; 30, recess. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1-6The utility model provides a kind of steel structure welding device, including rack 1 and hollow box 2, the top of rack 1 is equipped with hollow box 2, the inside symmetry of hollow box 2 is equipped with sector gear 18, the outside of hollow box 2 is equipped with rotary disc 9, the inside of rotary disc 9 is equipped with four groups of grooves 30 at equal intervals, the side of rack 1 away from hollow box 2 is equipped with link plate 3, the top of link plate 3 is equipped with X-axis screw rod moving assembly 4, the top of X-axis screw rod moving assembly 4 is equipped with moving plate 7, Y-axis screw rod moving assembly 5 is installed on the side wall of moving plate 7, Z-axis screw rod moving assembly 6 is installed on the side wall of Y-axis screw rod moving assembly 5, the outside of Z-axis screw rod moving assembly 6 is equipped with welding head body 8, support plate 10 is installed on the side wall of Z-axis screw rod moving assembly 6, servo motor 11 is installed on the side of support plate 10 away from Z-axis screw rod moving assembly 6, support shaft 12 is installed at the output end of servo motor 11, support shaft 12 extends to its outside by passing through support plate 10, support shaft 12 is movably connected with support plate 10, the end of support shaft 12 away from servo motor 11 is connected with welding head body 8;

[0028] When using welding device, the workpiece to be processed is placed between the multiple sets of clamping blocks 28 for clamping, the X-axis screw rod moving assembly 4 is opened, under the support of the link plate 3, the X-axis screw rod moving assembly 4 drives the moving plate 7, the Y-axis screw rod moving assembly 5, the Z-axis screw rod moving assembly 6 and the welding head body 8 to move along the X-axis, the Y-axis screw rod moving assembly 5 is opened, under the support of the X-axis screw rod moving assembly 4, the Y-axis screw rod moving assembly 5 drives the Z-axis screw rod moving assembly 6 and the welding head body 8 to move along the Y-axis, the Z-axis screw rod moving assembly 6 is opened, under the support of the Y-axis screw rod moving assembly 5, the Z-axis screw rod moving assembly 6 drives the welding head body 8 to move along the Z-axis, so that the welding head body 8 moves to the surface of the workpiece to be processed for welding, when it is necessary to rotate the welding head body 8 by a certain angle for welding, the servo motor 11 is opened, under the support of the support plate 10, the servo motor 11 drives the support shaft 12 to rotate, the support shaft 12 drives the welding head body 8 to rotate by a certain angle for welding, which facilitates multi-stage movement for welding, realizes convenient multi-stage movement of the welding device for welding the workpiece to be processed, and improves the convenience of multi-stage movement of the welding device.

[0029] A lengthening shaft 17 is movably installed at the inside central position of the hollow box 2, the lengthening shaft 17 extends to the outside of the hollow box 2, a stepping motor 13 is installed on the side wall of the hollow box 2, a pinion 14 is installed at the output end of the stepping motor 13, a large gear 15 is sleeved on the surface of the lengthening shaft 17 in the hollow box 2, and the pinion 14 is engaged with the large gear 15.

[0030] The top end of the hollow box 2 is symmetrically provided with a support seat 19, and each end of the sector gear 18 close to the support seat 19 is provided with an auxiliary shaft 20, the sector gear 18 is movably connected with the support seat 19 through the auxiliary shaft 20, and the connecting plate 21 is arranged between the two groups of sector gears 18, and the surface of the elongated shaft 17 below the sector gear 18 is sleeved with the first gear 16, and the first gear 16 is engaged with the sector gear 18;

[0031] The side wall of the connecting plate 21 is provided with a power motor 22, and the output end of the power motor 22 is provided with a second gear 23;

[0032] The bottom end of the rotating disc 9 is provided with a rotating shaft 29, and the rotating shaft 29 extends through the connecting plate 21 and is movably connected with the outside of the connecting plate 21, the surface of the rotating shaft 29 is sleeved with a third gear 24, and the second gear 23 is engaged with the third gear 24;

[0033] When the angle of the workpiece to be machined needs to be turned over, the stepping motor 13 is turned on, and under the support of the hollow box 2, the stepping motor 13 drives the pinion gear 14 to rotate, and under the engagement of the pinion gear 14 and the gear 15, the pinion gear 14 drives the gear 15 to rotate, and the gear 15 drives the elongated shaft 17 and the first gear 16 to rotate, and under the engagement of the first gear 16 and the sector gear 18, the first gear 16 drives the sector gear 18 to rotate, and under the support of the support seat 19 and the auxiliary shaft 20, the sector gear 18 drives the connecting plate 21, the rotating shaft 29, the rotating disc 9 and the workpiece to be machined to rotate by a certain angle for welding, when the workpiece to be machined needs to be rotated by a certain angle, the power motor 22 is turned on, and under the support of the connecting plate 21, the power motor 22 drives the second gear 23 to rotate, and under the engagement of the second gear 23 and the third gear 24, the second gear 23 drives the third gear 24 to rotate, and the third gear 24 drives the rotating shaft 29, the rotating disc 9 and the workpiece to be machined to rotate circularly around the connecting plate 21, which facilitates the rotation of the workpiece to be machined, realizes the convenient multi-angle rotation of the welding device for the workpiece to be machined, increases the range of welding operation of the welding device, and improves the welding efficiency of the welding device;

[0034] The side wall of the rotating disc 9 is provided with four groups of variable frequency motors 25 at equal intervals, the output end of the variable frequency motor 25 is provided with a threaded rod 26, the threaded rod 26 extends to the inside of the groove 30 and is movably connected with the groove 30, the surface of the threaded rod 26 is sleeved with a threaded block 27, and the top end of the threaded block 27 is provided with a clamping block 28;

[0035] When the center positioning and clamping of the workpiece to be processed is needed, the multiple sets of variable frequency motors 25 are opened, and under the support of the rotating disc 9, the variable frequency motors 25 drive the threaded rods 26 to rotate, the threaded rods 26 drive the threaded blocks 27 to move, the threaded blocks 27 drive the clamping blocks 28 to move, so that the multiple sets of clamping blocks 28 center position and clamp the workpiece to be processed, which facilitates the stable clamping of the workpiece to be processed, realizes the convenient center positioning and clamping of the workpiece to be processed by the welding device, and improves the convenience of the center positioning and clamping of the workpiece to be processed by the welding device.

[0036] Working principle: when the welding device is used, the X-axis screw moving assembly 4 drives the moving plate 7, the Y-axis screw moving assembly 5, the Z-axis screw moving assembly 6, and the welding head body 8 to move in the X-axis direction, the Y-axis screw moving assembly 5 drives the Z-axis screw moving assembly 6 and the welding head body 8 to move in the Y-axis direction, and the Z-axis screw moving assembly 6 drives the welding head body 8 to move in the Z-axis direction, so that the welding head body 8 moves to the surface of the workpiece to be processed for welding, when the welding head body 8 needs to be rotated by a certain angle for welding, the servo motor 11 drives the support shaft 12 to rotate, the support shaft 12 drives the welding head body 8 to rotate by a certain angle for welding, which facilitates multi-stage movement for welding, the stepper motor 13 drives the pinion 14 to rotate, the pinion 14 drives the large gear 15 to rotate, the large gear 15 drives the first gear 16 and the elongated shaft 17 to rotate, the first gear 16 drives the sector gear 18 to rotate, the sector gear 18 drives the connecting plate 21, the rotating shaft 29, the rotating disc 9, and the workpiece to be processed to rotate by a certain angle for welding, when the workpiece to be processed needs to be rotated by a certain angle, the power motor 22 drives the second gear 23 to rotate, the second gear 23 drives the third gear 24 to rotate, the third gear 24 drives the rotating shaft 29, the rotating disc 9, and the workpiece to be processed to rotate circumferentially with the connecting plate 21 as the shaft, which facilitates the convenient rotation of the workpiece to be processed, the variable frequency motor 25 drives the threaded rod 26 to rotate, the threaded rod 26 drives the threaded block 27 to move, the threaded block 27 drives the clamping block 28 to move, so that the multiple sets of clamping blocks 28 center position and clamp the workpiece to be processed, to complete the use of the welding device.

Claims

1. A steel structure welding apparatus characterized by: The utility model provides a kind of welding head, including rack (1) and hollow box (2), the top of the rack (1) is installed with hollow box (2), the inside of the hollow box (2) is symmetrically provided with sector gear (18), the outside of the hollow box (2) is provided with rotating disc (9), the inside of the rotating disc (9) is provided with four groups of concave groove (30) at equal intervals, the side of the rack (1) away from hollow box (2) is installed with link plate (3), the top of the link plate (3) is installed with X-axis screw rod moving assembly (4), the top of the X-axis screw rod moving assembly (4) is installed with moving plate (7), the side wall of the moving plate (7) is installed with Y-axis screw rod moving assembly (5), the side wall of the Y-axis screw rod moving assembly (5) is installed with Z-axis screw rod moving assembly (6), the outside of the Z-axis screw rod moving assembly (6) is provided with welding head body (8), the side wall of the Z-axis screw rod moving assembly (6) is installed with support plate (10), the side of the support plate (10) away from Z-axis screw rod moving assembly (6) is installed with servo motor (11), the output of the servo motor (11) is installed with support shaft (12), the support shaft (12) extends to its outside through support plate (10), the support shaft (12) is movably connected with support plate (10), the end of the support shaft (12) away from servo motor (11) is connected with welding head body (8).

2. A steel structure welding apparatus according to claim 1, characterized in that: The inside center position of the hollow box (2) is movably installed with extension shaft (17), the extension shaft (17) extends to the outside of the hollow box (2), the side wall of the hollow box (2) is installed with step motor (13), the output of the step motor (13) is installed with pinion (14), the surface of the extension shaft (17) inside the hollow box (2) is sleeved with large gear (15), the pinion (14) is engaged with the large gear (15).

3. A steel structure welding apparatus according to claim 2, characterized in that: The top of the hollow box (2) is symmetrically installed with support seat (19), the end of the sector gear (18) close to the support seat (19) is installed with auxiliary shaft (20), the sector gear (18) is movably connected with the support seat (19) through the auxiliary shaft (20), and the connecting plate (21) is installed between two groups of sector gears (18), the surface of the extension shaft (17) below the sector gear (18) is sleeved with first gear (16), and the first gear (16) is engaged with the sector gear (18).

4. A steel construction welding apparatus according to claim 3, characterized in that: The side wall of the connecting plate (21) is installed with power motor (22), and the output of the power motor (22) is installed with second gear (23).

5. A steel construction welding apparatus according to claim 4, characterized in that: The bottom end center position of the rotating disc (9) is installed with rotating shaft (29), and the rotating shaft (29) extends to the outside of the connecting plate (21) and is movably connected therewith.

6. A steel construction welding apparatus according to claim 5, characterized in that: The surface of the rotating shaft (29) is sleeved with third gear (24), and the second gear (23) is engaged with the third gear (24).

7. A steel structure welding apparatus according to claim 1, wherein: The side wall of the rotating disc (9) is provided with four groups of variable frequency motors (25) at equal intervals, the output end of each variable frequency motor (25) is provided with a threaded rod (26), and the threaded rod (26) extends into the interior of the groove (30) and is movably connected therewith.

8. A steel construction welding apparatus according to claim 7, characterized in that: The surface of each threaded rod (26) is sleeved with a threaded block (27), and the top end of each threaded block (27) is provided with a clamping block (28).

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