CN210817859U - Adjustable oxy-acetylene flame cutting gun - Google Patents

Abstract

The utility model relates to an oxyacetylene flame burning torch with adjustable belongs to burning torch technical field. The device comprises a cutting air pipe (1) and a mixed air pipe (2), wherein an adjustable positioning target (3) is arranged on the cutting air pipe (1); a positioning nut (4) is arranged at the top end of the adjustable positioning target (3), and a groove row bayonet (5) is arranged on the adjustable positioning target (3); the cutting air pipe (1) and the mixed air pipe (2) are buckled in the slot row bayonet (5); an embedded partition plate (6) is arranged on the opening side of the groove row bayonet (5), and the other side of the embedded partition plate (6) is aligned with the horizontal height of the side wall of the adjustable positioning target (3); and the embedded partition plate (6) is also provided with a locking bolt (7). The utility model discloses an oxyacetylene flame cutting rifle with adjustable is rational in infrastructure, and is easy and simple to handle and accurate, and the speed of cutting is fast simultaneously, the cutting of round hole perimeter is neat, can guarantee that the shaping is better.

Description

Adjustable oxy-acetylene flame cutting gun

Technical Field

The utility model relates to an oxyacetylene flame burning torch with adjustable belongs to burning torch technical field.

Background

In the prior art, various pipelines (water pipes, hydraulic pipes and cable pipes) on a ship penetrate through a steel plate, various circular holes are inevitably required to be formed, and particularly, in the later stage of ship construction, due to modification caused by various external reasons, a plurality of holes cannot be formed in a numerical control mode.

The traditional mode of holing is to carry out the mapping circular positioning line in corresponding region, and the workman carries out on-the-spot manual cutting with the help of the burning torch. The cutting mode often has the defects of low cutting speed, irregular cutting of the circumference of the round hole and poor forming.

Chinese patent publication No. CN205551745U discloses a semi-automatic oxy-acetylene flame gas cutting torch, which comprises a fixing device, a rotating device, and a cutting device; the fixing device comprises a base, a pillar and a handle, wherein two ends of the pillar are respectively connected with the base and the handle, and the pillar is provided with an upper stop ring and a lower stop ring; the rotating device comprises a rotating body and a cross bar, the cross bar is fixedly connected with the rotating body, the rotating body is assembled with a support column, the rotating body rotates around the support column, the tail end of the cross bar is provided with a supporting device, the supporting device comprises a supporting leg sliding block arranged on the cross bar, and wheels are arranged below the supporting leg sliding block; the cutting device comprises a cutting nozzle sliding block arranged on the cross rod.

Above-mentioned patent is with the cutting torch matched stack on a horizontal pole, and the position of cutting torch on the horizontal pole is adjustable, and the horizontal pole can be rotatory around an axis, and the end of horizontal pole is provided with strutting arrangement, during the circular joint-cutting, with wheel and panel contact, sets up a magnet on the base simultaneously, during the cutting, rotates the horizontal pole and can accomplish the cutting, convenient and practical.

However, first, the fixing device of this patent adopts a method of mounting a magnet on a base; the magnet attraction is too big then can be inconvenient to draw a circle, and the attraction undersize then drops easily, has the defect.

Secondly, although the cutting torch direction on the cutting torch sliding block can be adjusted, the movable cutting torch sliding block is easy to move in the cutting process, so that the cutting defect is caused.

Therefore, it is urgent to develop an adjustable cutting torch with fast cutting speed, regular cutting of the circumference of the circular hole and good forming.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing among the above-mentioned background problem, provide an oxyacetylene flame burning torch with adjustable, its is rational in infrastructure, and easy and simple to handle and accurate, the fast, the round hole perimeter cutting of cutting simultaneously is neat, can guarantee that the shaping is better.

The purpose of the utility model is realized like this: an adjustable oxyacetylene flame cutting gun comprises a cutting air pipe and a mixed air pipe, wherein an adjustable positioning target is additionally arranged on the cutting air pipe;

the adjustable positioning target is provided with a groove-shaped bayonet, and the positioning nut is used for initially adjusting the size of the opening and fixing;

the cutting air pipe and the mixed air pipe are buckled in the groove-shaped bayonet;

an embedded partition plate is arranged on the opening side of the slot row bayonet, and the other side of the embedded partition plate is aligned with the horizontal height of the side wall of the adjustable positioning target;

and the embedded clapboard is also provided with a locking bolt.

And a positioning scale is also arranged on the cutting air pipe.

The bottom end of the adjustable positioning target is of a conical structure.

The locking bolt is a butterfly locking bolt.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model relates to an adjustable oxyacetylene flame cutting torch, which is additionally provided with an adjustable positioning target, a positioning scale, a positioning nut and a butterfly-shaped locking nut; the bottom of the adjustable positioning target is arranged to be a conical structure, so that the center of a hole can be positioned;

a positioning scale is additionally arranged for adjusting the radius of the opening, and the diameter of the opening can be adjusted according to requirements;

the butterfly-shaped locking bolt is used for fixing the positioning target and ensuring that the oxygen pipe and the mixed gas pipe are clamped tightly, once the opening size is adjusted, the butterfly-shaped nut is screwed, so that the verticality of the positioning target is ensured, no relative motion among the positioning target, the oxygen pipe and the mixed gas pipe is ensured, and the round hole is cut neatly and well formed.

In conclusion, the adjustable oxyacetylene flame cutting gun has the advantages of reasonable structure, simple and accurate operation, high cutting speed, neat cutting of the circumference of the round hole and better molding guarantee; and simultaneously, the utility model discloses an oxyacetylene flame cutting torch with adjustable need not to change traditional cutting torch structural style, directly installs adjustable location target additional, greatly reduced manufacturing cost, has higher economic benefits.

Drawings

FIG. 1 is a schematic structural diagram of an oxyacetylene flame cutting gun in the prior art, wherein:

1. cutting the trachea; 2. a mixed gas pipe; 9. cutting a nozzle; 10. cutting an oxygen hand wheel; 11. a handle; 12. burning an oxygen hand wheel; 13. an acetylene handwheel; 14. an oxygen connector; 15. an acetylene linker.

Fig. 2 is the structure schematic diagram of the adjustable oxyacetylene flame cutting torch of the utility model, wherein:

1. cutting the trachea; 2. a mixed gas pipe; 3. an adjustable positioning target; 4. positioning a nut; 7. locking the bolt; 8. positioning a scale;

fig. 3 is a front view of the adjustable positioning target of the adjustable oxyacetylene flame cutting torch of the present invention.

Fig. 4 is the utility model discloses a cross-sectional view of adjustable location target of oxy-acetylene flame burning torch, wherein:

5. a groove row bayonet; 6. an embedded partition.

Detailed Description

The invention is described below with reference to the accompanying drawings and specific embodiments:

as shown in fig. 2 to 4, an adjustable oxyacetylene flame cutting torch comprises a cutting gas pipe 1 and a mixed gas pipe 2, wherein an adjustable positioning target 3 is additionally arranged on the cutting gas pipe 1;

the top end of the adjustable positioning target 3 is provided with a positioning nut 4, the adjustable positioning target 3 is provided with a slotted bayonet 5, and the positioning nut 4 is used for primarily adjusting the size of the opening and fixing;

the cutting air pipe 1 and the mixed air pipe 2 are buckled in the groove row bayonet 5;

an embedded partition plate 6 is arranged on the opening side of the groove row bayonet 5, and the other side of the embedded partition plate 6 is aligned with the horizontal height of the side wall of the adjustable positioning target 3;

and the embedded clapboard 6 is also provided with a locking bolt 7.

The cutting trachea 1 is also provided with a positioning scale 8.

The bottom end of the adjustable positioning target 3 is of a conical structure.

The locking bolt 7 is a butterfly locking bolt.

In this embodiment, the utility model relates to an adjustable oxyacetylene flame cutting torch also comprises a cutting gas pipe 1, a mixed gas pipe 2, a cutting nozzle 9, a cutting oxygen hand wheel 10, a handle 11, a combustion oxygen hand wheel 12, an acetylene hand wheel 13, an oxygen joint 14 and an acetylene joint 15; the novel cutting torch does not need to change the structural form of the traditional cutting torch, can be directly additionally installed on the basis of the structure of the traditional cutting torch, greatly reduces the manufacturing cost and has extremely high value.

In this embodiment, the utility model relates to an adjustable 3 bottoms of location targets of oxyacetylene flame burning torch with adjustable set up to the toper structure, conveniently fix a position the trompil centre of a circle.

In this embodiment, the utility model relates to an oxyacetylene flame burning torch with adjustable has increased the radius size that positioning scale 8 were used for adjusting the trompil on cutting trachea 1, and the diameter of seting up can be adjusted according to the demand.

In this embodiment, the utility model relates to an oxyacetylene flame burning torch's locking bolt 7 with adjustable adopts butterfly locking bolt for fixed adjustable location target 3, and ensure to press from both sides tight cutting trachea 1 and mixed gas pipe 2, in case trompil size control finishes the back, screws locking bolt 7, both can guarantee adjustable location target 3's the straightness that hangs down, guarantee again adjustable location target 3, cutting trachea 1 and mixed gas pipe 2 between no relative motion, guaranteed that the cutting of round hole perimeter is neat, the shaping is good greatly.

In this embodiment, the utility model relates to an adjustable oxyacetylene flame burning torch's working method as follows:

the method comprises the following steps: the size of the opening is adjusted and fixed by using a positioning nut 4;

step two: after the size of the opening is adjusted, the locking bolt 7 is screwed to fix the adjustable positioning target 3 and ensure that the cutting air pipe 1 and the mixed air pipe 2 are clamped tightly, so that the verticality of the adjustable positioning target 3 is ensured, and no relative motion among the adjustable positioning target 3, the cutting air pipe 1 and the mixed air pipe 2 is ensured;

step three: opening the adjustable oxyacetylene flame cutting gun, and performing circumferential cutting by taking the conical structure at the bottom end of the adjustable positioning target 3 as the circle center to ensure that the circumference of the circular hole is cut orderly and well formed;

step four: and after cutting, closing the adjustable oxyacetylene flame cutting gun.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (4)

1. The utility model provides an oxyacetylene flame burning torch with adjustable, includes cutting trachea (1) and mixed trachea (2), its characterized in that: an adjustable positioning target (3) is additionally arranged on the cutting air pipe (1);

a positioning nut (4) is arranged at the top end of the adjustable positioning target (3), and a groove row bayonet (5) is arranged on the adjustable positioning target (3);

the cutting air pipe (1) and the mixed air pipe (2) are buckled in the slot row bayonet (5);

an embedded partition plate (6) is arranged on the opening side of the groove row bayonet (5), and the other side of the embedded partition plate (6) is aligned with the horizontal height of the side wall of the adjustable positioning target (3);

and the embedded partition plate (6) is also provided with a locking bolt (7).

2. The adjustable oxyacetylene flame cutting torch as set forth in claim 1, wherein: the cutting trachea (1) is also provided with a positioning scale (8).

3. The adjustable oxyacetylene flame cutting torch as set forth in claim 1, wherein: the bottom end of the adjustable positioning target (3) is of a conical structure.

4. The adjustable oxyacetylene flame cutting torch as set forth in claim 1, wherein: and the locking bolt (7) is a butterfly locking bolt.

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