Truss welding device

Abstract

The utility model relates to the technical field of truss welding devices, in particular to a truss welding device which comprises a base, a supporting column and a placing table, the supporting column is fixedly connected with the upper surface of the base, the placing table is fixedly connected with the upper surface of the supporting column, and a driving frame is installed in the center of the placing table. A hydraulic air cylinder is installed on the upper surface of the driving end of the driving frame, a welding head is installed at the driving end of the hydraulic air cylinder, and a clamping assembly is arranged on the surface of the containing table. The clamping assembly comprises a guide frame, and a positioning hole is formed in the upper surface of the containing table. According to the device, the clamping assembly is arranged, so that the clamping structure of the device can synchronously conduct clamping work, the problems that when a manual clamping structure is adopted for work, the clamping efficiency is low, and the machining efficiency of the device is disturbed are solved, the workpiece clamping speed and convenience of the device are further improved, and the machining efficiency of the device is improved. Therefore, the processing efficiency of equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to truss welding device technical field especially relates to a truss welding device. BACKGROUND

[0002] Truss welding device is the equipment that specially serves truss welding work, is by welding mechanical arm, positioning clamping mechanism, welding power supply, control system and work platform composition, this kind of device can realize automatic welding, reduce manual intervention, reduce labor intensity, is widely used in the truss manufacturing of construction, bridge and other fields.

[0003] Prior art such as the utility model with publication number CN220278630U, this patent discloses a main truss interconnection node welding device, the patent adopts support table, support frame and welding mechanism;The support frame is symmetrically installed on the upper surface of the support table, the support frame includes a bearing plate connected to the upper surface of the support table, a main truss support groove recessed on the upper end of the bearing plate, solves the welding system mainly for the truss welding of the assembled reinforced rib rod, such welding system needs to adjust the position of the welding robot in real time when welding the main truss, and the reinforced rib rod will affect the operation space of the welding robot.

[0004] In the process of welding the truss by means of the welding device, there is the welding device such as the above-mentioned existing technology, the clamping structure adopted is manually operated, when using, the clamping structure needs to be locked in turn, at the same time, if the position or angle of the workpiece needs to be adjusted, the manual clamping structure needs to be loosened, re-adjusted and locked again by the operator, the operation process is complicated, time-consuming, and then leads to the problem of reducing the processing efficiency of the equipment. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem in the prior art that the position or angle of the workpiece needs to be adjusted, the manual clamping structure needs to be loosened, re-adjusted and locked again by the operator, the operation process is complicated, time-consuming, and then leads to the problem of reducing the processing efficiency of the equipment, and provides a truss welding device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a truss welding device, including base, support column and placing table, the support column is fixedly connected with the upper surface of the base, the placing table is fixedly connected with the upper surface of the support column, the center of the placing table is installed with drive frame, the upper surface of the drive end of the drive frame is installed with hydraulic cylinder, the drive end of the hydraulic cylinder is installed with welding head, the surface of the placing table is provided with clamping assembly;

[0007] The clamping assembly comprises a guide frame, the upper surface of the placing table is provided with a positioning hole, the guide frame is fixedly connected with the inner wall of the positioning hole, the inner wall of the guide frame is slidably connected with a connecting frame, the upper surface of the connecting frame is fixedly connected with a clamping plate, the outer side of the guide frame is fixedly connected with a linkage block, and the side surface of the linkage block is fixedly connected with a protruding block.

[0008] The clamping assembly further comprises a driving cylinder, the driving cylinder is fixedly connected with the lower surface of the placing table, the driving end of the driving cylinder is provided with a connecting plate, the upper surface of the connecting plate is fixedly connected with a pulling plate, the upper surface of the pulling plate is fixedly connected with a pushing frame, and the pushing frame is slidably connected with the surface of the protruding block.

[0009] Preferably, the left side of the placing table is provided with a rotating mechanism, the workpiece in the clamping state can be rotated through the rotating mechanism, so that the welding part of the workpiece can gradually pass through the processing area of the welding head, so as to ensure the completeness and firmness of the welding part.

[0010] Preferably, the upper surface of the guide frame is fixedly connected with a lifting block, the lifting block is in contact with the inner side of the clamping plate, and the workpiece in the clamping area can be supported through the lifting block, so as to ensure that the center point of the clamped workpiece is located on the axis of the rotating mechanism.

[0011] Preferably, the connecting frame penetrates through the lower surface of the guide frame, and the connecting frame is in the shape of T, through the cooperation of the connecting frame and the guide frame, the moving direction of the clamping plate can be guided, so as to ensure the stability of the clamping plate during movement.

[0012] Preferably, the clamping plate is in contact with the upper surface of the guide frame, the workpiece in the clamping area can be clamped in the locking state through the clamping plate, so as to ensure the stability of the workpiece during welding.

[0013] Preferably, the linkage block is in contact with the side surface of the pushing frame, the linkage block can be connected with the protruding block and the connecting frame, so that when the pushing frame pushes the protruding block to move, the protruding block can drive the connecting frame to displace through the linkage block.

[0014] Preferably, the notch of the pushing frame is arranged in an inclined manner, the pushing frame is in contact with the lower surface of the guide frame, and through the pushing frame, the linkage block can be moved in cooperation with the protruding block under the driving of the driving cylinder, the connecting plate and the pulling plate, so as to ensure that the linkage block can displace in the horizontal direction.

[0015] Compared with the prior art, the utility model has the advantages and positive effects that:

[0016] The utility model discloses a clamping assembly is set up, makes the clamping structure of device can synchronous clamping work, and then reduces the clamping efficiency is low and will interfere with the processing efficiency of equipment when using the clamping structure of manual work, further improves the speed and convenience of equipment to workpiece clamping, thereby increasing the processing efficiency of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A three-dimensional structure schematic view of the truss welding device is provided for the utility model;

[0018] Figure 2 A bottom structure schematic view of the truss welding device is provided for the utility model;

[0019] Figure 3 A partial structure schematic view of the truss welding device is provided for the utility model;

[0020] Figure 4 A clamping assembly structure schematic view of the truss welding device is provided for the utility model;

[0021] Figure 5 A structure schematic view of the truss welding device is provided for the utility model; Figure 4 A structure schematic view of the truss welding device is provided for the utility model;

[0022] LEGEND:

[0023] 1, base; 2, support column; 3, placement table; 4, drive frame; 5, hydraulic cylinder; 6, welding head; 7, clamping assembly; 71, positioning hole; 72, guide frame; 73, link frame; 74, clamping plate; 75, linkage block; 76, protruding block; 77, drive cylinder; 78, connecting plate; 79, pull plate; 710, push frame; 711, lifting block; 8, rotating mechanism. DETAILED DESCRIPTION

[0024] Please refer to Figures 1-5 The utility model provides a technical scheme: a truss welding device, including base 1, support column 2 and placement table 3, support column 2 is fixedly connected with the upper surface of base 1, and placement table 3 is fixedly connected with the upper surface of support column 2, and the center of placement table 3 is installed with drive frame 4, and the upper surface of drive end of drive frame 4 is installed with hydraulic cylinder 5, and the drive end of hydraulic cylinder 5 is installed with welding head 6, and the surface of placement table 3 is provided with clamping assembly 7.

[0025] In the embodiment, the clamping assembly 7 comprises a guide frame 72, the upper surface of the placement table 3 is provided with a positioning hole 71, the guide frame 72 is fixedly connected with the inner wall of the positioning hole 71, the inner wall of the guide frame 72 is slidably connected with a connecting frame 73, the upper surface of the connecting frame 73 is fixedly connected with a clamping plate 74, the outer side of the guide frame 72 is fixedly connected with a linkage block 75, and the side surface of the linkage block 75 is fixedly connected with a protruding block 76.

[0026] The clamping assembly 7 further comprises a driving cylinder 77, the driving cylinder 77 is fixedly connected with the lower surface of the placement table 3, the driving end of the driving cylinder 77 is provided with a connecting plate 78, the upper surface of the connecting plate 78 is fixedly connected with a pulling plate 79, the upper surface of the pulling plate 79 is fixedly connected with a pushing frame 710, and the pushing frame 710 is slidably connected with the surface of the protruding block 76.

[0027] Specifically, the left side of the placement table 3 is provided with a rotating mechanism 8, the workpiece in the clamping state can be rotated through the rotating mechanism 8, so that the welding part of the workpiece can gradually pass through the processing area of the welding head 6, to ensure the completeness and firmness of the welding part.

[0028] Specifically, the upper surface of the guide frame 72 is fixedly connected with a lifting block 711, and the lifting block 711 is in contact with the inner side of the clamping plate 74.

[0029] In the embodiment, the workpiece in the clamping area can be supported through the lifting block 711, to ensure that the center point of the clamped workpiece is located on the axis of the rotating mechanism 8.

[0030] Specifically, the connecting frame 73 penetrates through the lower surface of the guide frame 72, and the connecting frame 73 is in the shape of T. Through the cooperation of the connecting frame 73 and the guide frame 72, the moving direction of the clamping plate 74 can be guided, to ensure the stability of the clamping plate 74 during movement.

[0031] In the embodiment, the clamping plate 74 is in contact with the upper surface of the guide frame 72.

[0032] In the embodiment, the workpiece in the clamping area can be clamped in the locked state through the clamping plate 74, to ensure the stability of the workpiece during welding.

[0033] Specifically, the linkage block 75 is in contact with the side surface of the pushing frame 710, the protruding block 76 and the connecting frame 73 can be connected through the linkage block 75, so that when the pushing frame 710 pushes the protruding block 76 to move, the protruding block 76 can drive the connecting frame 73 to displace through the linkage block 75.

[0034] Specifically, the notch of the pushing frame 710 is arranged in an inclined manner, and the pushing frame 710 is in contact with the lower surface of the guide frame 72.

[0035] In this embodiment: by pushing the frame 710, the linkage block 75 can be moved by the cooperation of the convex block 76 under the driving of the driving cylinder 77, the connecting plate 78 and the pull plate 79, so as to ensure that the linkage block 75 can be displaced in the horizontal direction.

[0036] Working principle: before processing, connect the equipment to the distribution box, during processing, place the workpiece in the clamping area, then push the left workpiece to the clamping disc of the driving mechanism, and use the clamping disc to clamp the left workpiece, after the above operation, push the right workpiece to the right end of the left workpiece, then clamp the workpiece by means of the clamping structure, the clamping structure has a certain margin when clamping the workpiece, after clamping, open the hydraulic cylinder 5, the hydraulic cylinder 5 pushes the welding head 6 downward, the welding head 6 approaches the welding part of the workpiece, when the welding head 6 moves to the appropriate welding height, the hydraulic cylinder 5 stops working, the welding head 6 is limited at the appropriate height, then the welding head 6 works and welds the connection part of the workpiece, when the welding head 6 works, the driving mechanism rotates the workpiece clockwise, so that the welding part of the workpiece gradually passes through the welding area;

[0037] When the workpiece needs to be clamped, open the switch of the driving cylinder 77, the driving cylinder 77 is electrified to push the connecting plate 78 downward, the connecting plate 78 cooperates with the pull plate 79 to pull the pushing frame 710 downward, the pushing frame 710 pushes the convex block 76 through its own inclined groove when moving, the convex block 76 cooperates with the linkage frame to push the link frame 73 to both sides, the link frame 73 pushes the clamping plate 74 to both sides under the guidance of the guide frame 72, the clamping plate 74 gradually expands in the process of moving;

[0038] When the clamping area of the clamping plate 74 expands to the maximum distance, place the workpiece in the clamping area, at the same time the workpiece contacts the upper surface of the lifting block 711, after the workpiece is placed, control the driving cylinder 77 to work again, the driving cylinder 77 pulls the connecting plate 78 upward, the connecting plate 78 cooperates with the pull plate 79 to push the pushing frame 710 upward, the pushing frame 710 cooperates with the convex block 76 to push the two linkage blocks 75, the two linkage blocks 75 move towards each other and push the link frame 73, the link frame 73 cooperates with the guide frame 72 to push the clamping plate 74 towards the workpiece, the clamping plate 74 gradually approaches the workpiece in the process of moving, and clamps the workpiece when contacting the workpiece, by arranging the clamping assembly 7, the clamping structure of the device can work synchronously, thereby reducing the problem of low clamping efficiency and interference with the processing efficiency of the equipment when using manual clamping structure, further improving the speed and convenience of clamping the workpiece by the equipment, thereby increasing the processing efficiency of the equipment.

Claims

1. A device for welding trusses, comprising a base (1), a support column (2) and a placement table (3), characterized in that: The support (2) is fixedly connected with the upper surface of the base (1), the placing table (3) is fixedly connected with the upper surface of the support (2), the center of the placing table (3) is provided with a driving frame (4), the upper surface of the driving end of the driving frame (4) is provided with a hydraulic cylinder (5), the driving end of the hydraulic cylinder (5) is provided with a welding head (6), and the surface of the placing table (3) is provided with a clamping assembly (7). The clamping assembly (7) comprises a guide frame (72), the upper surface of the placing table (3) is provided with a positioning hole (71), the guide frame (72) is fixedly connected with the inner wall of the positioning hole (71), the inner wall of the guide frame (72) is slidably connected with a connecting frame (73), the upper surface of the connecting frame (73) is fixedly connected with a clamping plate (74), the outer side of the guide frame (72) is fixedly connected with a linkage block (75), and the side surface of the linkage block (75) is fixedly connected with a protruding block (76). The clamping assembly (7) further comprises a driving cylinder (77), the driving cylinder (77) is fixedly connected with the lower surface of the placing table (3), the driving end of the driving cylinder (77) is provided with a connecting plate (78), the upper surface of the connecting plate (78) is fixedly connected with a pulling plate (79), the upper surface of the pulling plate (79) is fixedly connected with a pushing frame (710), and the pushing frame (710) is slidably connected with the surface of the protruding block (76).

2. A truss welding device according to claim 1, wherein: The left side of the placing table (3) is provided with a rotating mechanism (8).

3. A truss welding apparatus as claimed in claim 1, wherein: The upper surface of the guide frame (72) is fixedly connected with a lifting block (711), and the inner side of the clamping plate (74) is in contact with the lifting block (711).

4. A truss welding apparatus as claimed in claim 1, wherein: The connecting frame (73) penetrates through the lower surface of the guide frame (72), and the connecting frame (73) is in the shape of T.

5. A truss welding apparatus as defined in claim 1, wherein: The clamping plate (74) is in contact with the upper surface of the guide frame (72).

6. A truss welding apparatus as defined in claim 1, wherein: The linkage block (75) is in contact with the side surface of the pushing frame (710).

7. A truss welding apparatus as defined in claim 1, wherein: The notch of the pushing frame (710) is arranged in an inclined manner, and the lower surface of the guide frame (72) is in contact with the pushing frame (710). The notch of the pushing frame (710) is arranged in an inclined manner, and the lower surface of the guide frame (72) is in contact with the pushing frame (710).

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