CN212265052U - Butt welding tool for cylinder walls of large-sized cylindrical cylinders - Google Patents

Abstract

The utility model provides a be used for butt joint welding frock of large-scale cylinder barrel wall, the support body is by the stull of mutual parallel arrangement, it constitutes to indulge and prop, the stull inboard is equipped with the bracing, the bracing upper end links firmly with the stull and the bracing lower extreme links firmly with indulging the brace, the layer board is convex structure, and the layer board inner wall and a plurality of stull upper end fixed connection that the arc opening set up down, the support body four corners all is equipped with the latch hook device that uses when hoisting the frock, the driving lifting rope lower extreme is connected with the latch hook device with the support body and locate the layer board upper end cambered on wait to weld the barrel panel and hoist the back, realize treating the butt joint welding at welding barrel panel both ends. The utility model discloses utilize the dead weight of barrel panel to realize treating the butt joint tailor-welding at welding barrel panel both ends, optimized the welding position and the welding form of barrel panel, the welding seam is changed into transversely by vertically, has reduced the barrel panel both ends butt joint degree of difficulty, and butt joint department is excessive even, and the welding seam is taken shape beautifully, has reduced the welding degree of difficulty, improves work efficiency and product quality.

Description

Butt welding tool for cylinder walls of large-sized cylindrical cylinders

Technical Field

The utility model belongs to the technical field of large-scale cylinder barrel processing, concretely relates to be used for butt joint welding frock of large-scale cylinder barrel section of thick bamboo wall.

Background

Along with the increase of the diameter of the barrel structure equipment, the dead weight of the plate is increased, the operation difficulty of the rounding process is increased, and the requirement of normal production cannot be met by common rounding equipment. At present, longitudinal welding is mostly adopted for tailor welding of the cylinder wall of the large cylinder body, plates are not easy to butt, the welding difficulty is high, welding defects are many, the product quality and the appearance are seriously affected, and the product quality is the root of survival of enterprises, so that the problems are necessarily improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides a be used for butt joint tailor-welding frock of large-scale cylinder barrel section of thick bamboo wall, through the layer board of fixed arc opening setting down on the support body, treat welding barrel panel and hang the back on the layer board upper end cambered surface, the dead weight of utilizing barrel panel realizes treating the butt joint tailor-welding at welding barrel panel both ends, the welding position and the welding form of barrel panel have been optimized, the welding seam is changed into transversely by vertically, the barrel panel both ends butt joint degree of difficulty has been reduced, the butt joint department is excessive even, the welding seam is taken shape beautifully, greatly reduced the welding degree of difficulty, convenient production operation, and work efficiency and product quality are improved.

The utility model adopts the technical proposal that: a lock hook device that uses when hoisting the frock is all equipped with in the support body four corners, the crane hoist rope lower extreme is connected with the lock hook device and is waited to weld the butt joint welding at barrel panel both ends with treating on locating the layer board upper end cambered surface after with the support body, realize treating the butt joint welding at welding barrel panel both ends by the support body and locating the layer board, the support body is by mutual parallel arrangement's stull, locate a plurality of vertical braces between the stull and locate the stull and indulge the stull and constitute, the stull inboard is equipped with the bracing, and the bracing upper end links firmly with the stull and the bracing lower extreme links firmly with the vertical brace and indulges the stull and link firmly, the layer board is convex structure, and the layer board inner wall that the arc opening set up down and a plurality of vertical brace upper end.

The hook lock device comprises a lock plate and a hook lock, the hook lock is composed of U-shaped steel and short columns, the U-shaped steel is arranged outside the U-shaped opening and fixed on the outer wall of the cross brace, the short columns are arranged upwards and fixed at two ends of the U-shaped steel, and lifting ropes which penetrate through the U-shaped steel are positioned in the U-shaped steel after the through holes in the plate surfaces at the two ends of the lock plate are matched with the short columns.

Furthermore, a plurality of vertical braces fixedly connected with the inner wall of the supporting plate are sequentially reduced from the middle part to two ends of the supporting plate.

Furthermore, a support leg is fixed on the cross arm at the inner side of the locking hook device.

The utility model has the advantages compared with the prior art:

1. according to the technical scheme, the support plate with the downward arc-shaped opening is fixed on the frame body, after the barrel plate to be welded, which is arranged on the arc surface at the upper end of the support plate, is lifted, the self weight of the barrel plate is utilized to realize butt-joint welding of two end parts of the barrel plate to be welded, so that the welding position and the welding form of the barrel plate are optimized, and the welding difficulty of a large-sized cylindrical barrel is greatly reduced;

2. according to the technical scheme, the hook lock and the locking plate which are composed of the U-shaped steel and the short columns are used for positioning the lifting rope of the travelling crane, so that the potential safety hazard that the lifting rope penetrating through the hook lock slides out can be effectively avoided, the lifting safety of the frame body, the supporting plate and the barrel plate to be welded is ensured, and the safety and reliability of butt welding of the barrel plate are improved;

3. according to the technical scheme, the supporting plate with the arc-shaped structure is adopted, so that the cylinder plate can be protected during hoisting, and the cylinder plate is prevented from being folded;

4. the technical proposal changes the welding seam of the cylinder plate from longitudinal to transverse, reduces the butt joint difficulty of the two ends of the cylinder plate, ensures excessively uniform butt joint, has beautiful formed welding seam, is convenient for production operation, and improves the working efficiency and the product quality.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at point I;

FIG. 3 is a front view of the structure of the present invention;

FIG. 4 is a side view of the structure of the present invention;

FIG. 5 is a schematic view of the working state of the cylinder plate of the present invention before being lifted;

fig. 6 is a schematic view of the working state of the cylinder plate after being lifted.

Detailed Description

An embodiment of the present invention will be described in conjunction with fig. 1-6, so that the technical solution will be described clearly and completely, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, not the whole embodiment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The butt-welding tool for the cylinder wall of the large-sized cylindrical cylinder comprises a frame body 1 and a supporting plate 2, wherein the frame body 1 consists of cross braces 3 arranged in parallel, a plurality of longitudinal braces 4 arranged between the cross braces 3 and vertical braces 5 arranged at the upper ends of the cross braces 3 and the longitudinal braces 4, inclined braces 6 are arranged on the inner sides of the vertical braces 5, the upper ends of the inclined braces 6 are fixedly connected with the vertical braces 5, the lower ends of the inclined braces 6 are fixedly connected with the longitudinal braces 4, the supporting plate 2 is of an arc-shaped structure, the inner wall of the supporting plate 2 with an arc-shaped opening arranged downwards is fixedly connected with the upper ends of the plurality of vertical braces 5, four corners of the frame body 1 are respectively provided with a latch hook device used for hoisting the tool, and after the lower end of a crane hoisting rope is connected with the latch hook device to hoist the frame body 1 and a cylinder plate 10 to be welded, which is arranged; specifically, the lock hook device comprises a lock plate 7 and a hook lock 8, the hook lock 8 consists of a U-shaped steel 11 with a U-shaped opening arranged outwards and fixed on the outer wall of the cross brace 3 and short columns 12 arranged upwards and fixed at two ends of the U-shaped steel 11, and after through holes in plate surfaces at two ends of the lock plate 7 are matched with the short columns 12, lifting ropes penetrating through the U-shaped steel 11 are positioned in the U-shaped steel 11; specifically, the heights of a plurality of vertical supports 5 fixedly connected with the inner wall of the supporting plate 2 are sequentially reduced from the middle part to two ends of the supporting plate 2; specifically, a supporting leg 9 is fixed on the cross brace 3 at the inner side of the locking hook device.

When the device is used, a barrel plate 10 is lifted and placed on the upper end cambered surface, as shown in fig. 5, the device ascends at a constant speed by a travelling crane, when the barrel plate 10 leaves the ground, the direction of the end of the barrel plate 10 is adjusted, the two downward end parts of the barrel plate 10 are ensured to be at the same height, the travelling crane is controlled to descend until the two ends of the barrel plate 10 can be spliced in an aligned mode, the travelling crane continues to descend, a horizontal section (formed after being contacted with the ground) of more than 500mm is reserved at the two ends of the barrel plate 10, as shown in fig. 6, the two ends of the barrel plate 10 are approximately leveled with the ground, the barrel plate 10 is butted by spot welding (the barrel plate 10 is subjected to chamfering treatment before butting), the joint of the barrel plate 10 is ensured to be free of dislocation, the; the technical scheme has the advantages of simple structure, convenient manufacture, cost saving, time saving and material saving; the operation is easy, the practicability is high, the butt joint is convenient, and the efficiency is improved; the hoisting is safe and reliable, the flatness of the plate is ensured, and the defects of the cylinder are reduced; the welding mode is changed, the welding difficulty is reduced, the welding quality is improved, the butt joint is excessively uniform, and the welding forming is attractive.

The technical scheme is that a support plate 2 with an arc-shaped opening arranged downwards is fixed on a frame body 1, after a cylinder plate 10 to be welded arranged on an arc surface at the upper end of the support plate 2 is lifted, the self weight of the cylinder plate 10 is utilized to realize butt-joint welding of two end parts of the cylinder plate 10 to be welded, the welding position and the welding form of the cylinder plate 10 are optimized, the welding difficulty of a large-scale cylindrical cylinder is greatly reduced, a hook lock 8 and a locking plate 7 consisting of U-shaped steel 11 and short columns 12 are used for positioning a crane lifting rope, the potential safety hazard that the lifting rope penetrating through the hook lock 8 slides out can be effectively avoided, the lifting safety of the frame body 1, the support plate 2 and the cylinder plate 10 to be welded is ensured, the safety and the reliability of the butt-joint welding of the cylinder plate 10 are improved, the support plate 2 with an arc-shaped structure is adopted, the cylinder plate 10 can be protected during lifting, the, the butt joint difficulty of the two ends of the cylinder plate 10 is reduced, the butt joint is excessively uniform, the weld joint is attractive in shape, the production operation is convenient, and the working efficiency and the product quality are improved.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims (4)

1. A butt joint welding frock for large-scale cylinder barrel wall, its characterized in that: comprises a frame body (1) and a supporting plate (2), wherein the frame body (1) consists of cross braces (3) which are arranged in parallel, a plurality of longitudinal braces (4) which are arranged between the cross braces (3) and vertical braces (5) which are arranged at the upper ends of the cross braces (3) and the longitudinal braces (4), inclined braces (6) are arranged at the inner sides of the vertical braces (5), the upper end of the diagonal brace (6) is fixedly connected with the vertical brace (5), the lower end of the diagonal brace (6) is fixedly connected with the longitudinal brace (4), the supporting plate (2) is of an arc-shaped structure, the inner wall of the supporting plate (2) with the downward arc-shaped opening is fixedly connected with the upper ends of a plurality of vertical braces (5), the four corners of the frame body (1) are provided with lock hook devices used when the tool is hoisted, the lower ends of the crane hoisting ropes are connected with the lock hook devices, the frame body (1) and the to-be-welded barrel plates (10) arranged on the arc surface at the upper end of the supporting plate (2) are hoisted, and butt-joint welding of the two end parts of the to-be-welded barrel plates (10) is achieved.

2. The butt-welding tool for the cylinder wall of the large-sized cylindrical cylinder according to claim 1, characterized in that: the lock hook device comprises a lock plate (7) and a hook lock (8), wherein the hook lock (8) is composed of a U-shaped steel (11) which is arranged outwards from a U-shaped opening and fixed on the outer wall of the cross brace (3) and a short column (12) which is arranged upwards and fixed at two ends of the U-shaped steel (11), and a lifting rope which passes through the U-shaped steel (11) is positioned in the U-shaped steel (11) after the through holes on the surfaces of two ends of the lock plate (7) are matched with the short column (12).

3. The butt-welding tool for the cylinder wall of the large-sized cylindrical cylinder according to claim 1, characterized in that: and a plurality of vertical supports (5) fixedly connected with the inner wall of the supporting plate (2) are sequentially reduced in height from the middle part to two ends of the supporting plate (2).

4. The tool for butt-welding the cylinder wall of the large-sized cylindrical cylinder according to claim 1, 2 or 3, which is characterized in that: and a support leg (9) is fixed on the cross brace (3) at the inner side of the locking hook device.

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