Automatic welding equipment for super-long square tube

Abstract

The invention relates to a super-long square tube automatic welding device which comprises a cuboid containing table, a plurality of sets of fixing mechanisms are evenly arranged on the containing table in the length direction of the containing table, each fixing mechanism comprises a bearing plate and two clamping plates, the bearing plates are arranged on the containing table in a sliding mode in the height direction of the containing table, and the clamping plates are arranged on the bearing plates in a sliding mode. The two clamping plates are arranged on the placing table in a sliding mode in the width direction of the placing table, the two clamping plates slide face to face or back to back, a welding assembly is arranged between every two adjacent fixing mechanisms, each welding assembly comprises a driving part and a welding head, the driving parts are arranged on the placing table, the welding heads are installed on the driving parts, and the welding heads are arranged on the driving parts. The driving piece drives the welding head to slide in the height direction of the containing table. The device has the effect of improving the production efficiency of the super-long square tube.

Description

Technical Field

[0001] The present application relates to the field of welding equipment, and in particular to an automatic welding equipment for extra-long square tubes. Background Art

[0002] Square tube, also known as square tube, is a steel tube with equal side length. It is made of strip steel after processing and rolling. It has a wide range of uses. Extra-long square tube is a square tube with a longer length. It needs to be formed by welding several short square tubes. The existing square tube welding needs to align the short square tubes and then weld them, which has low production efficiency. Summary of the invention

[0003] In order to improve the production efficiency of extra-long square tubes, the present application provides an extra-long square tube automatic welding device.

[0004] The present application provides an ultra-long square tube automatic welding equipment adopts the following technical solution: An automatic welding device for extra-long square tubes comprises a rectangular placing table, on which a plurality of fixing mechanisms are evenly arranged along the length direction of the placing table, the fixing mechanisms comprising a receiving plate and a clamping plate, the receiving plate being slidably arranged on the placing table along the height direction of the placing table, there are two clamping plates, both of which are slidably arranged on the placing table along the width direction of the placing table, the two clamping plates slide towards or away from each other, a welding assembly is arranged between adjacent fixing mechanisms, the welding assembly comprises a driving member and a welding head, the driving member is arranged on the placing table, the welding head is mounted on the driving member, and the driving member drives the welding head to slide along the height direction of the placing table.

[0005] By adopting the above technical scheme, multiple sections of square tubes are clamped and fixed by multiple sets of fixing mechanisms, and then the welding head is driven to slide and weld by the driving member. The welding of multiple sections of square tubes is carried out at the same time to improve the production efficiency of super-long square tubes. The clamping plates that slide toward or away from each other can fix the square tubes on the one hand, and adjust the position of the square tubes on the other hand to facilitate the alignment of the square tubes. The setting of the receiving plate can reduce the impact force of the square tube on the placement table when placing the square tube, and reduce the probability of damage to the square tube and the placement table due to impact.

[0006] Optionally, an insertion rod is fixedly provided on the receiving plate toward one side of the placement table, and the insertion rod is slidably inserted in the placement table. A guide rod is fixedly provided on the clamping plate, and the guide rod is slidably provided on the placement table.

[0007] By adopting the above technical solution, the setting of the insertion rod can guide the sliding of the receiving plate, and the setting of the guide rod can guide the sliding of the clamping plate, thereby making the sliding of the receiving plate and the clamping plate smoother.

[0008] Optionally, a linkage rod is provided between the insertion rod and the guide rod, one end of the linkage rod is hinged to the guide rod, and the other end is hinged to the insertion rod. The insertion rod slides toward the bottom of the placement table and drives the guide rod to slide toward the center of the placement table through the linkage rod.

[0009] By adopting the above technical solution, the setting of the linkage rod can drive the clamping plates to slide towards each other while the receiving plate slides toward the placement table, so that the square tube can be adjusted and clamped while being placed, without the need for additional power parts, thus saving costs.

[0010] Optionally, an elastic member is provided on the side of the receiving plate facing the placement table, and the elastic member drives the receiving plate to slide in a direction away from the placement table.

[0011] By adopting the above technical solution, the provision of the elastic member can mitigate the impact force when the square tube is placed, and reduce the probability of damage to the receiving plate and the placement table due to impact.

[0012] Optionally, an electric push cylinder is provided in the placement table, and a push rod of the electric push cylinder slides to drive the guide rod to slide in a direction away from the center of the placement table.

[0013] By adopting the above technical solution, the setting of the electric push cylinder can conveniently drive the clamping plate away from the square tube, thereby facilitating the removal of the square tube after welding. While the electric push cylinder pushes the clamping plate to slide away from the center direction of the placement table, it can cooperate with the linkage rod to drive the receiving plate to slide away from the placement table, thereby driving the square tube to lift, making it convenient to remove the square tube from the placement table.

[0014] Optionally, the welding assembly also includes a longitudinal adjustment member and a transverse adjustment member, the longitudinal adjustment member is installed on the placement table, the transverse adjustment member is installed on the longitudinal adjustment member, and the driving member is installed on the transverse adjustment member, the longitudinal adjustment member drives the transverse adjustment member to slide along the length direction of the placement table, and the transverse adjustment member drives the driving member to slide along the width direction of the placement table.

[0015] By adopting the above technical solution, the lateral adjustment member and the longitudinal adjustment member can be adjusted according to the welding position of the welding point, thereby improving the use range of the welding equipment.

[0016] Optionally, a rotating assembly is provided at both ends of the placement table in the length direction, and the rotating assembly includes a mounting frame, a rotating disk and an abutment rod. The mounting frame is fixed on the placement table, the rotating disk is rotatably set on the mounting frame, and there are several abutment rods, and the several abutment rods are all slidably set in the circumference of the rotating disk.

[0017] By adopting the above technical solution, the rotating assembly can replace the welding surface by rotating the square tube after the welding of both sides of the square tube is completed, slide and abut against the inner wall of the square tube through the abutment rod, and then drive the square tube to rotate by rotating the rotating disk.

[0018] Optionally, a power piece is provided between the mounting frame and the rotating disk, and the power piece drives the rotating disk to slide along the length direction of the placement table.

[0019] By adopting the above technical solution, the power member drives the rotating disk, thereby facilitating the rotating disk to extend from the outside of the square tube into the inside of the square tube, and also facilitating the rotating disk to leave the square tube.

[0020] Optionally, an adjusting disk is provided on the rotating disk, a driving rod is fixedly provided on the abutting rod, a plurality of driving arc grooves are provided on the adjusting disk corresponding to the driving rod, and the rotation of the adjusting disk drives the driving rod to slide on the rotating disk.

[0021] By adopting the above technical solution, all the abutment rods are driven to slide synchronously by rotating the adjustment disk, so that the abutment rods abut against the inner wall of the square tube to drive the square tube to rotate. The synchronously sliding abutment rods can fix the square tube and adjust the position of the square tube at the same time.

[0022] In summary, the present application includes at least one of the following beneficial technical effects: Multiple sets of fixing mechanisms are used to clamp and fix multiple sections of square tubes, and then the driving parts drive the welding heads to slide for welding. The welding of multiple sections of square tubes is performed simultaneously to improve the production efficiency of super-long square tubes. The clamping plates that slide toward or away from each other can fix the square tubes on the one hand, and adjust the positions of the square tubes on the other hand, which is convenient for the alignment of the square tubes. The setting of the receiving plate can reduce the impact force of the square tubes on the placement table when placing the square tubes, and reduce the probability of damage to the square tubes and the placement table due to collision. The setting of the insert rod can guide the sliding of the receiving plate, and the setting of the guide rod can guide the sliding of the clamping plate, so that the sliding of the receiving plate and the clamping plate is smoother; The setting of the linkage rod can drive the clamping plate to slide towards the placement table while the receiving plate slides toward the placement table, so that the square tube can be adjusted and clamped while being placed, without the need for additional power parts, thus saving costs; Through the horizontal adjustment piece and the longitudinal adjustment piece, the welding position of the welding point can be adjusted to improve the use range of the welding equipment; After the welding of both sides of the square tube is completed, the rotating assembly can change the welding surface by rotating the square tube, and abut against the inner wall of the square tube through the abutment rod, and then drive the square tube to rotate by rotating the rotating disk; By rotating the adjusting disk, all the abutment rods are driven to slide synchronously, so that the abutment rods abut against the inner wall of the square tube to drive the square tube to rotate. The synchronously sliding abutment rods can fix the square tube and adjust the position of the square tube at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0024] Figure 2 yes Figure 1 Magnified view of part A in the middle.

[0025] Figure 3 It is a structural cross-sectional view of the fixing mechanism of this application.

[0026] Figure 4 yes Figure 1 Magnified view of part B in the middle.

[0027] Explanation of the accompanying drawings: 1. Placement table; 2. Fixing mechanism; 21. Receiver plate; 22. Clamping plate; 3. Welding assembly; 31. Driving member; 32. Welding head; 33. Longitudinal adjustment member; 34. Transverse adjustment member; 4. Insertion rod; 5. Guide rod; 6. Linkage rod; 7. Elastic member; 8. Electric push cylinder; 9. Rotating assembly; 91. Mounting frame; 92. Rotating disk; 93. Abutment rod; 10. Power member; 11. Adjustment disk; 12. Driving rod; 13. Driving arc groove; 14. Rotating motor; 15. Adjustment motor; 16. Abutment block; 17. Rubber pad; 18. Buffer pad. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-4 This application is described in further detail.

[0029] First of all, it should be noted that in the description of this application, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and other directional words appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of this application; in addition, if the terms "first", "second", "third" and other numerical quantifiers appear, they are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, in this application, unless otherwise clearly specified and limited, if the terms "installed", "connected", and "connected" appear, they should be understood in a broad sense, for example, it can be a fixed connection, or a detachable connection, a limited connection such as an interference fit, a transition fit, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium; therefore, for ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0030] The present application embodiment discloses an ultra-long square tube automatic welding device, referring to Figure 1 and Figure 2, including a rectangular placing table 1, on which a plurality of fixing mechanisms 2 are evenly arranged along the length direction of the placing table 1, in this embodiment, seven fixing mechanisms 2 are arranged, the fixing mechanisms 2 include a receiving plate 21 arranged on the placing table 1 for sliding along the height direction of the placing table 1 and two clamping plates 22 arranged on the placing table 1 for sliding along the width direction of the placing table 1, a buffer pad 18 is embedded on the receiving plate 21 and the clamping plate 22, the buffer pad 18 is made of elastic rubber material and can relieve impact force through deformation, the two clamping plates 22 slide toward or away from each other, a welding assembly 3 is arranged between adjacent fixing mechanisms 2, in this embodiment, six welding assemblies 3 are arranged, the welding assembly 3 includes a driving member 31 arranged on the placing table 1 and a welding head 32 installed on the driving member 31, in this embodiment, the driving member 31 uses a rodless electric cylinder. In this embodiment, each welding assembly 3 is provided with two driving members 31 and a welding head 32. The two driving members 31 are respectively arranged on both sides of the placement table 1 in the width direction, and the two welding heads 32 are arranged opposite to each other. The driving member 31 drives the welding head 32 to slide along the height direction of the placement table 1, and multiple groups of fixing mechanisms 2 are used to clamp and fix multiple sections of square tubes. Then, the driving member 31 drives the welding head 32 to slide for welding. The welding of multiple sections of square tubes is performed simultaneously to improve the production efficiency of extra-long square tubes. The clamping plates 22 that slide toward or away from each other can fix the square tubes on the one hand, and adjust the position of the square tubes on the other hand, which is convenient for the alignment of the square tubes. The setting of the receiving plate 21 can reduce the impact force of the square tubes on the placement table 1 when the square tubes are placed, and reduce the probability of damage to the square tubes and the placement table 1 due to collision.

[0031] Reference Figure 1 and Figure 3The support plate 21 is fixed with an insertion rod 4 on one side of the placement table 1, and the insertion rod 4 is slidably inserted in the placement table 1. The setting of the insertion rod 4 can guide the sliding of the support plate 21, and a guide rod 5 is fixed on the clamping plate 22, and the guide rod 5 is slidably set on the placement table 1. The setting of the guide rod 5 can guide the sliding of the clamping plate 22; a linkage rod 6 is arranged between the insertion rod 4 and the guide rod 5, one end of the linkage rod 6 is hinged on the guide rod 5, and the other end is hinged on the insertion rod 4. When the insertion rod 4 slides toward the bottom direction of the placement table 1, the linkage rod 6 drives the guide rod 5 to slide toward the center direction of the placement table 1. When the insertion rod 4 slides toward the bottom direction away from the placement table 1, the linkage rod 6 drives the guide rod 5 to slide toward the center direction away from the placement table 1. The setting of the linkage rod 6 can drive the clamping plate 22 to slide toward each other while the support plate 21 slides toward the placement table 1, so that the square tube can be adjusted and clamped while the square tube is placed. An additional power part 10 is required to save costs; an elastic part 7 is provided on the side of the receiving plate 21 facing the placement table 1. In this embodiment, the elastic part 7 is a spring. The elastic part 7 drives the receiving plate 21 to slide in the direction away from the placement table 1. The setting of the elastic part 7 can reduce the impact force when the square tube is placed, and reduce the probability of damage to the receiving plate 21 and the placement table 1 due to collision; an electric push cylinder 8 is provided in the placement table 1, and the push rod of the electric push cylinder 8 slides to drive the guide rod 5 to slide in the direction away from the center of the placement table 1. The setting of the electric push cylinder 8 can conveniently drive the clamping plate 22 away from the square tube, thereby facilitating the removal of the square tube after welding. The electric push cylinder 8 pushes the clamping plate 22 to slide away from the center of the placement table 1, and can cooperate with the linkage rod 6 to drive the receiving plate 21 to slide away from the placement table 1, thereby driving the square tube to lift, which is convenient for removing the square tube from the placement table 1. The elastic part 7 can cooperate with the electric push cylinder 8, so that the electric push cylinder 8 can drive the clamping plate 22 more labor-saving.

[0032] Reference Figure 1 and Figure 2 The welding assembly 3 also includes a longitudinal adjustment member 33 and a transverse adjustment member 34. In this embodiment, each welding assembly 3 is provided with two longitudinal adjustment members 33 and transverse adjustment members 34 and are respectively arranged at both ends of the width direction of the machine body. The longitudinal adjustment member 33 and the transverse adjustment member 34 are both rodless electric cylinders. The longitudinal adjustment member 33 is installed on the placement table 1, and the transverse adjustment member 34 is installed on the longitudinal adjustment member 33. The driving member 31 is installed on the transverse adjustment member 34. The longitudinal adjustment member 33 drives the transverse adjustment member 34 to slide along the length direction of the placement table 1, and the transverse adjustment member 34 drives the driving member 31 to slide along the width direction of the placement table 1. In order to reduce the influence of the longitudinal adjustment member 33 and the transverse adjustment member 34 on the placement of the other pipe, the longitudinal adjustment member 33 and the transverse adjustment member 34 are both embedded in the placement table 1. Through the transverse adjustment member 34 and the longitudinal adjustment member 33, it can be adjusted according to the welding position of the welding point, thereby improving the use range of the welding equipment.

[0033] Reference Figure 1and Figure 4 , both ends of the placement table 1 in the length direction are provided with a rotating assembly 9, the rotating assembly 9 includes a mounting frame 91 fixed on the placement table 1, a rotating disk 92 rotatably arranged on the mounting frame 91 and a plurality of abutment rods 93 slidably arranged on the circumference of the rotating disk 92, a rotating motor 14 is installed on the mounting frame 91, and the rotating disk 92 is driven to rotate on the mounting frame 91 by the rotating motor 14. In this embodiment, four abutment rods 93 are arranged, and the rotating assembly 9 can replace the welding surface by rotating the square tube after the welding on both sides of the square tube is completed, and the abutment rod 93 slides and abuts against the inner wall of the square tube, and then drives the square tube to rotate by rotating the rotating disk 92. An abutment block 16 is fixedly provided at one end of the abutment rod 93 away from the rotating disk 92. The setting of the abutment block 16 can reduce the pressure during abutment, and a rubber pad 17 is fixedly provided on the abutment block 16. The setting of the rubber pad 17 can be adapted to the uneven inner wall of the square tube through deformation on the one hand, and can reduce the rigid contact between the abutment block 16 and the inner wall of the square tube on the other hand, thereby reducing the abutment block 16 and The probability of damage to the inner wall of the square tube; a power piece 10 is arranged between the mounting frame 91 and the rotating disk 92, and the power piece 10 drives the rotating disk 92 to slide along the length direction of the placement table 1. In this embodiment, the power piece 10 uses an electric cylinder, and the power piece 10 is installed on the rotating motor 14. The power piece 10 drives the rotating disk 92, so that the rotating disk 92 is convenient to extend from the outside of the square tube into the square tube, and it is also convenient for the rotating disk 92 to leave the square tube; an adjusting disk 11 is arranged on the rotating disk 92, and abutment rods 93 are fixed with A driving rod 12 and a plurality of driving arc grooves 13 are provided on the adjusting disk 11 corresponding to the driving rod 12. An adjusting motor 15 is installed on the rotating disk 92. The adjusting motor 15 drives the adjusting disk 11 to rotate. The rotation of the adjusting disk 11 drives the driving rod 12 to slide on the rotating disk 92. By rotating the adjusting disk 11, all the abutting rods 93 are driven to slide synchronously, so that the abutting rods 93 can abut against the inner wall of the square tube to drive the square tube to rotate. The synchronously sliding abutting rods 93 can adjust the position of the square tube while fixing the square tube.

[0034] The implementation principle of the embodiment of the present application is as follows: a square tube section is placed on the placement table 1, and when the square tube is placed, it abuts against the receiving plate 21 to drive the receiving plate 21 to slide, thereby driving the clamping plate 22 to slide and clamp the other tube, and then the position of the welding head 32 is adjusted according to the welding position, and the driving member 31 drives the welding head 32 to slide to the gap between the other tubes for welding, and after the welding of both sides of the square tube is completed, the electric push cylinder 8 drives the clamping plate 22 to slide and lift the square tube, and then the power member 10 drives the rotating disk 92 to extend into the square tube, and the adjusting disk is rotated. 11 drives the abutment block 16 to abut against the inner wall of the square tube, and then drives the rotating disk 92 to rotate to drive the square tube to rotate. After the rotation of the square tube is completed, the abutment block 16 is separated from the inner wall of the square tube, and the rotating disk 92 is taken out from the square tube, so that the square tube abuts the receiving plate 21, thereby driving the clamping plate 22 to clamp the square tube, and welding is performed on the other two sides of the square tube. After the welding of the four sides of the square tube is completed, the clamping plate 22 is driven by the electric push cylinder 8 to slide away from the square tube. After the receiving plate 21 lifts the square tube, the super-long square tube after welding is taken out, and a new square tube section is placed for subsequent welding.

[0035] It should be noted that the above embodiments are only used to illustrate the present application and are not intended to limit the technical solutions described in the present application. Although the present application has been described in detail in this specification with reference to the above embodiments, a person of ordinary skill in the art should understand that a person of ordinary skill in the art can still modify or make equivalent substitutions to the present application, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present application should be included in the scope of the claims of the present application.

Claims

1. An automatic welding equipment for super long square tubes, characterized by: The invention comprises a rectangular placing table (1), wherein a plurality of groups of fixing mechanisms (2) are evenly arranged on the placing table (1) along the length direction of the placing table (1), wherein the fixing mechanism (2) comprises a receiving plate (21) and a clamping plate (22), wherein the receiving plate (21) is slidably arranged on the placing table (1) along the height direction of the placing table (1), wherein there are two clamping plates (22), wherein both clamping plates (22) are slidably arranged on the placing table (1) along the width direction of the placing table (1), wherein the two clamping plates (22) slide towards or away from each other, and a welding assembly (3) is arranged between adjacent fixing mechanisms (2), wherein the welding assembly (3) comprises a driving member (31) and a welding head (32), wherein the driving member (31) is arranged on the placing table (1), wherein the welding head (32) is mounted on the driving member (31), and wherein the driving member (31) drives the welding head (32) to slide along the height direction of the placing table (1).

2. The super-long square tube automatic welding equipment according to claim 1 is characterized in that: The receiving plate (21) is fixedly provided with an insertion rod (4) on one side facing the placement platform (1), and the insertion rod (4) is slidably inserted in the placement platform (1). The clamping plate (22) is fixedly provided with a guide rod (5), and the guide rod (5) is slidably arranged on the placement platform (1).

3. The super-long square tube automatic welding equipment according to claim 2 is characterized in that: A linkage rod (6) is provided between the insertion rod (4) and the guide rod (5); one end of the linkage rod (6) is hinged to the guide rod (5), and the other end is hinged to the insertion rod (4); the insertion rod (4) slides toward the bottom of the placement platform (1), and the linkage rod (6) drives the guide rod (5) to slide toward the center of the placement platform (1).

4. The super-long square tube automatic welding equipment according to claim 3 is characterized in that: An elastic member (7) is provided on the side of the receiving plate (21) facing the placement table (1), and the elastic member (7) drives the receiving plate (21) to slide in a direction away from the placement table (1).

5. The super-long square tube automatic welding equipment according to claim 4 is characterized in that: An electric push cylinder (8) is arranged in the placement table (1), and a push rod of the electric push cylinder (8) slides to drive the guide rod (5) to slide in a direction away from the center of the placement table (1).

6. The super-long square tube automatic welding equipment according to claim 1 is characterized in that: The welding assembly (3) further comprises a longitudinal adjustment member (33) and a transverse adjustment member (34); the longitudinal adjustment member (33) is mounted on the placement table (1); the transverse adjustment member (34) is mounted on the longitudinal adjustment member (33); the driving member (31) is mounted on the transverse adjustment member (34); the longitudinal adjustment member (33) drives the transverse adjustment member (34) to slide along the length direction of the placement table (1); and the transverse adjustment member (34) drives the driving member (31) to slide along the width direction of the placement table (1).

7. The super-long square tube automatic welding equipment according to claim 1 is characterized by: The placement table (1) is provided with a rotating assembly (9) at both ends in the length direction. The rotating assembly (9) comprises a mounting frame (91), a rotating disk (92) and an abutment rod (93). The mounting frame (91) is fixed on the placement table (1). The rotating disk (92) is rotatably arranged on the mounting frame (91). There are a plurality of abutment rods (93), and the plurality of abutment rods (93) are all slidably arranged in the circumferential direction of the rotating disk (92).

8. The super-long square tube automatic welding equipment according to claim 7 is characterized in that: A power member (10) is provided between the mounting frame (91) and the rotating disk (92), and the power member (10) drives the rotating disk (92) to slide along the length direction of the placement table (1).

9. The super-long square tube automatic welding equipment according to claim 8 is characterized in that: The rotating disk (92) is provided with an adjusting disk (11), the abutting rods (93) are fixedly provided with driving rods (12), the adjusting disk (11) is provided with a plurality of driving arc grooves (13) corresponding to the driving rods (12), and the adjusting disk (11) rotates to drive the driving rods (12) to slide on the rotating disk (92).

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