Auxiliary device for welding circumferential weld of column piece

Abstract

The utility model relates to the field of column piece welding, and discloses a column piece circumferential weld welding auxiliary device which comprises bases correspondingly arranged on the two sides, supporting vertical plates are fixedly connected to the upper ends of the bases on the two sides, rotating holes are formed in the supporting vertical plates on the two sides in a penetrating mode, and fixing sleeves are rotationally connected into the rotating holes. Rotating mechanisms for driving the fixed sleeves to rotate are arranged on the supporting vertical plates on the two sides; at least one fixed swing arm arranged in an annular array is hinged to the inner wall of the fixed sleeve, an annular rotating groove is formed in the center in the fixed sleeve, adjusting rings are rotationally connected into the annular rotating groove, adjusting rods are hinged between the adjusting rings and the fixed swing arms respectively, and an adjusting mechanism for driving the adjusting rings to rotate is arranged on the fixed sleeve. Compared with the prior art, the device has the advantages that two columns can be centered and fixed in the welding process, the columns can be driven to automatically rotate to adjust the position, and the welding quality and the welding speed are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to column piece welding technical field, specifically point to a kind of column piece annular weld welding auxiliary device. BACKGROUND

[0002] In the processing of column piece, two identical column pieces are often spliced together, and the common processing method is to connect two column bodies by welding. Since the column body is usually cylindrical, the weld is generally annular. During the welding process, the worker needs to hold the welding machine around the column body to weld, which is time-consuming and laborious. It is difficult to fix the two column pieces during the welding process, and the splicing of the two column bodies may be misaligned, which greatly affects the processing quality of the column piece. SUMMARY

[0003] The technical problem to be solved by the utility model is to overcome the above technical difficulties, and to provide a column piece annular weld welding auxiliary device, which can fix the two column bodies during welding and automatically rotate the column body to adjust the position, greatly improving the welding quality and welding speed.

[0004] To solve the above technical problems, the utility model provides a technical scheme: a column piece annular weld welding auxiliary device, including two side corresponding arranged base, two side the base upper end is fixedly connected with support vertical plate, two side support vertical plate is equipped with the through arrangement rotating hole, the rotating hole is rotatably connected with fixed sleeve, two side support vertical plate is equipped with the rotating mechanism that drives fixed sleeve rotation;The inner wall of the fixed sleeve is hinged with not less than one fixed swing arm arranged in an annular array, the inner center of the fixed sleeve is provided with an annular rotating groove, the annular rotating groove is rotatably connected with an adjusting ring, the adjusting ring and the fixed swing arm are respectively hinged with an adjusting rod, and the fixed sleeve is provided with an adjusting mechanism for driving the rotation of the adjusting ring.

[0005] As an improvement, the rotating mechanism includes a gear ring fixedly connected to one end of the fixed sleeve, a gear rotatably connected to the support vertical plate, and a transmission rod provided between the two gears. The support vertical plate is fixedly connected with a motor for driving the rotation of the gear.

[0006] As an improvement, the transmission rod includes a rotating shaft and a connecting sleeve fixedly connected to the shaft centers of the two gears respectively, a limiting strip fixedly connected to the outer wall of the rotating shaft, and a limiting slot provided on the inner wall of the connecting sleeve and matched with the limiting strip.

[0007] As an improvement, the adjusting mechanism includes a slide rod fixedly connected to one side of the adjusting ring, an arc-shaped slide hole provided on one side of the fixed sleeve and penetrating into the annular rotating groove and matched with the slide rod, and a fixed cylinder hinged to one side of the fixed sleeve, and the output end of the fixed cylinder is hinged to the slide rod.

[0008] As an improvement, the base is equipped with movable pulleys at the four corners of its bottom surface, and an adjusting cylinder is fixedly connected between the two sides of the base.

[0009] As an improvement, each of the fixed swing arms is fixedly connected to an anti-slip block at one end.

[0010] The advantages of this utility model compared with the prior art are as follows: the two column sections are respectively inserted into the fixed sleeves on both sides, and the adjusting ring is driven to rotate by the adjusting mechanism, so that the adjusting ring drives the fixed swing arm to swing outward, positioning and fixing the column at the axis, keeping the two column sections coaxial. The entire annular weld can be welded by driving the fixed sleeves on both sides to rotate through the rotating mechanism. It can center and fix the two columns during welding, and can drive the columns to automatically rotate and adjust their positions, which greatly improves the welding quality and welding speed. Attached Figure Description

[0011] Figure 1 This is an exploded view of an auxiliary device for welding annular weld seams of column members according to this utility model.

[0012] Figure 2 This is a schematic diagram of a welding auxiliary device for annular weld seams of column members according to the present invention.

[0013] Figure 3 This is a cross-sectional view of a welding auxiliary device for annular weld seams of column members according to this utility model. Figure 1 .

[0014] Figure 4 This is a cross-sectional view of a welding auxiliary device for annular weld seams of column members according to this utility model. Figure 2 .

[0015] Figure 5 This utility model relates to an auxiliary device for welding circumferential welds on column members. Figure 4 Enlarged view of point A.

[0016] As shown in the figure: 1. Base; 2. Support plate; 3. Rotary hole; 4. Fixing sleeve; 5. Fixing swing arm; 6. Anti-slip block; 7. Annular groove; 8. Adjusting ring; 9. Adjusting rod; 10. Slide rod; 11. Fixing cylinder; 12. Gear ring; 13. Connecting sleeve; 14. Rotating shaft; 15. Gear; 16. Limiting strip; 17. Motor; 18. Adjusting cylinder; 19. Moving pulley; 20. Arc-shaped sliding hole; 21. Limiting slot. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0018] like Figures 1 to 4 As shown, a welding auxiliary device for annular weld seams of column members includes bases 1 arranged on both sides. Each base 1 has a movable pulley 19 at each of the four corners of its bottom surface. An adjusting cylinder 18 is fixedly connected between the two bases 1. Each base 1 has a supporting plate 2 fixedly connected to its upper end.

[0019] By driving the adjusting cylinder 18 to push the bases 1 on both sides closer or further away, it can adapt to the length of the two columns, making it convenient to connect and fix the two columns together.

[0020] Both sides of the supporting upright plate 2 are provided with through-holes 3. Fixed sleeves 4 are rotatably connected in each of the through-holes 3. At least one fixed swing arm 5 arranged in a circular array is hinged to the inner wall of the fixed sleeve 4. Anti-slip block 6 is fixedly connected to one end of each fixed swing arm 5. An annular groove 7 is provided in the center of the fixed sleeve 4. Adjusting rings 8 are rotatably connected in each of the annular grooves 7. Adjusting rods 9 are respectively hinged between the adjusting rings 8 and the fixed swing arms 5. A sliding rod 10 is fixedly connected to one side of the adjusting ring 8. An arc-shaped sliding hole 20 is provided on one side of the fixed sleeve 4, which penetrates into the annular groove 7 and cooperates with the sliding rod 10. A fixed cylinder 11 is hinged to one side of the fixed sleeve 4. The output end of the fixed cylinder 11 is hinged to the sliding rod 10.

[0021] Insert the two column sections into the fixed sleeves 4 on both sides respectively. Start the fixed cylinders 11 on both sides to push the slide rod 10 to slide along the arc-shaped sliding hole 20. The slide rod 10 drives the adjusting ring 8 to rotate. The adjusting ring 8 drives the adjusting rod 9 to swing. The adjusting rod 9 pushes the fixed swing arm 5 to swing outward. The fixed swing arm 5 abuts against the outer wall of the column, pushing and fixing the column to the axis of the fixed sleeve 4, so that the two columns are in a coaxial state. Start the adjusting cylinder 18 again to drive the bases 1 on both sides to move closer to each other, so that the welding surfaces of the two column sections overlap.

[0022] The fixed sleeve 4 is fixedly connected with a gear ring 12 at one end, the support vertical plate 2 is rotatably connected with a gear 15, a transmission rod is arranged between the two gears 15, the transmission rod comprises a rotating shaft 14 and a connecting sleeve 13 which are fixedly connected to the shaft centers of the two gears 15 respectively, the outer wall of the rotating shaft 14 is fixedly connected with a limiting strip 16, the inner wall of the connecting sleeve 13 is provided with a limiting slot 21 matched with the limiting strip 16, and the support vertical plate 2 is fixedly connected with a motor 17 for driving the gear 15 to rotate.

[0023] The motor 17 drives the gear 15 on one side to rotate, the gear 15 drives the corresponding gear ring 12 to rotate, the gear ring 12 drives the corresponding fixed sleeve 4 to rotate, the fixed sleeve 4 drives the clamped column to rotate, under the limiting of the limiting slide and the limiting slot, when the gear ring 12 rotates, the rotating shaft 14 and the connecting sleeve 13 drive the gear 15 on the other side to rotate synchronously, so that the fixed sleeve 4 on the two sides drives the columns on the two sides to rotate synchronously, a worker holds a welding machine to weld the weld, which saves time and effort and is convenient to operate.

[0024] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0025] It should be noted that, in this text, relational terms such as first and second are used merely to distinguish one entity or action from another, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or equipment.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

[0027] The above has described the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are designed without creativity, which should belong to the protection scope of the utility model.

Claims

1. A column ring weld welding auxiliary device, comprising two sides of the corresponding arrangement of base (1), both sides of the base (1) upper end are fixedly connected with support vertical plate (2), characterized in that: Both sides of the support vertical plate (2) are provided with through arrangement of rotating hole (3), the rotating hole (3) is rotatably connected with fixed sleeve (4), both sides of the support vertical plate (2) are provided with rotating mechanism for driving the rotation of the fixed sleeve (4); The inner wall of the fixed sleeve (4) is hinged with not less than one fixed swing arm (5) arranged in an annular array, the center of the fixed sleeve (4) is provided with an annular rotating groove (7), the annular rotating groove (7) is rotatably connected with an adjusting ring (8), the adjusting ring (8) and the fixed swing arm (5) are respectively hinged with an adjusting rod (9), the fixed sleeve (4) is provided with an adjusting mechanism for driving the rotation of the adjusting ring (8).

2. A welding aid for use in welding a circumferential weld in a column member as defined in claim 1, characterized in that: The rotating mechanism comprises a gear ring (12) fixedly connected to one end of the fixed sleeve (4), a gear (15) rotatably connected to the support vertical plate (2), a transmission rod between the two gears (15), and a motor (17) fixedly connected to the support vertical plate (2) for driving the rotation of the gear (15).

3. A welding aid for use in welding a circumferential weld in a column member as defined in claim 2, characterized in that: The transmission rod comprises a rotating shaft (14) and a connecting sleeve (13) fixedly connected to the shaft center of the two gears (15) respectively, the outer wall of the rotating shaft (14) is fixedly connected with a limiting strip (16), and the inner wall of the connecting sleeve (13) is provided with a limiting slot (21) matched with the limiting strip (16).

4. A column ring weld welding aid as defined in claim 1, wherein: The adjusting mechanism comprises a slide rod (10) fixedly connected to one side of the adjusting ring (8), an arc-shaped slide hole (20) penetrating into the annular rotating groove (7) and matched with the slide rod (10) is arranged on one side of the fixed sleeve (4), a fixed air cylinder (11) is hinged on one side of the fixed sleeve (4), and the output end of the fixed air cylinder (11) is hinged with the slide rod (10).

5. A device according to any one of claims 1 to 4, characterised in that: The bottom surface of the base (1) is provided with a moving pulley (19) at four corners, and an adjusting air cylinder (18) is fixedly connected between the two bases (1).

6. A column ring weld welding aid as defined in claim 1, wherein: One end of the fixed swing arm (5) is fixedly connected with an anti-skid block (6).

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