CN211305406U

CN211305406U - Cutting device of spiral welded pipe for petroleum

Info

Publication number: CN211305406U
Application number: CN201922246071.0U
Authority: CN
Inventors: 贺东良; 秦灵格
Original assignee: Hebei Qintian Pipe Industry Co ltd
Current assignee: Hebei Qintian Pipe Industry Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-21
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a cutting device of spiral welded pipe for oil, the on-line screen storage device comprises a base, base upper end fixedly connected with L type frame, L type frame lower extreme passes through telescopic link fixedly connected with cutting gun head, two first rings of base upper end fixedly connected with, two the ring channel has been seted up to first ring inner wall, just ring channel inner wall sliding connection has the second ring, a plurality of hydraulic cylinder of second ring inner wall fixedly connected with, and a plurality of hydraulic cylinder activity end fixedly connected with arc splint, install drive second ring pivoted drive arrangement on the first ring. The utility model discloses a biax motor rotates and drives gear revolve through the horizontal pole for fixed connection rotates at the annular rack of second ring lateral wall, and then makes the tight spiral welded tube rotation of clamp in the second ring, makes spiral welded tube be circular motion for the cutting rifle head, makes the cutting quality to spiral welded tube improve, and cutting efficiency accelerates.

Description

Cutting device of spiral welded pipe for petroleum

Technical Field

The utility model relates to the field of petroleum technology, especially, relate to a cutting device of spiral welded pipe for oil.

Background

The spiral welded pipe is a pipe blank formed by coiling a low-carbon structural steel belt into a pipe blank according to the angle of a certain spiral line and then welding the pipe seam, has great effect in the petroleum field of the spiral welded pipe, and is often cut by a cutting gun in the production process of the spiral welded pipe for petroleum so as to ensure that the manufactured spiral welded pipe meets the use requirement.

At present when cutting the spiral welded tube, the position of spiral welded tube is fixed unchangeable, only relies on the cutting torch head to carry out from last cutting extremely down to the spiral welded tube for when cutting the spiral welded tube, cause the damage to the cutting plane of spiral welded tube easily, make the quality after the spiral welded tube cutting descend, and cut required time extension through this kind of mode, reduced cutting efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a cutting device of a spiral welded pipe for petroleum.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cutting device of spiral welded pipe for oil, includes the base, base upper end fixedly connected with L type frame, telescopic link fixedly connected with cutting gun head is passed through to L type frame lower extreme, two first rings of base upper end fixedly connected with, two the ring channel has been seted up to first ring inner wall, just ring channel inner wall sliding connection has the second ring, a plurality of hydraulic cylinder of second ring inner wall fixedly connected with, and a plurality of hydraulic cylinder activity end fixedly connected with arc splint, install drive second ring pivoted drive arrangement on the first ring.

Preferably, drive arrangement includes the annular rack of fixed connection at second ring lateral wall, the ring channel inner wall rotates and is connected with the horizontal pole, the one end fixedly connected with and the gear of annular rack meshing that the annular channel inner wall was kept away from to the horizontal pole, base upper end fixedly connected with biax motor, the one end that the gear was kept away from to the horizontal pole runs through first ring lateral wall and with biax motor expansion end fixed connection.

Preferably, one side of the arc-shaped clamping plate, which is far away from the hydraulic oil cylinder, is fixedly connected with a plurality of elastic bulges, and the elastic bulges are provided with anti-skid grains.

Preferably, the plurality of hydraulic oil cylinders are symmetrical along the center of the second circular ring, and the number of the plurality of hydraulic oil cylinders is 3-5.

Preferably, the arc-shaped splint is made of soft materials.

Preferably, the base lower extreme fixedly connected with a plurality of support columns, and it is a plurality of the support column lower extreme passes through bolt and ground fixed connection.

The utility model discloses following beneficial effect has:

1. by arranging the double-shaft motor, the cross rod, the gear, the annular rack, the annular groove and the second ring, the double-shaft motor rotates to drive the gear to rotate through the cross rod, so that the annular rack fixedly connected to the side wall of the second ring rotates, and further the spiral welded pipe clamped in the second ring rotates, and the spiral welded pipe does circular motion relative to the cutting gun head, so that the cutting quality of the spiral welded pipe is improved, and the cutting efficiency is accelerated;

2. through setting up a plurality of hydraulic cylinder of fixed connection at second ring lateral wall, hydraulic cylinder drives arc splint and can press from both sides tightly the spiral welded tube of different thicknesses, easy operation, the suitability is strong.

Drawings

FIG. 1 is a schematic structural view of a cutting device for a spiral welded pipe for petroleum according to the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

In the figure: the cutting machine comprises a base 1, a cutting gun head 2, a 3L-shaped frame, a first circular ring 4, an annular groove 5, a second circular ring 6, a hydraulic oil cylinder 7, an arc-shaped clamping plate 8, an elastic bulge 9, a double-shaft motor 10, an annular rack 11, a cross rod 12, a gear 13 and a supporting column 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

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, and 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.

Referring to fig. 1-2, a cutting device for spiral welded pipes for petroleum comprises a base 1, wherein an L-shaped frame 3 is fixedly connected to the upper end of the base 1, the lower end of the L-shaped frame 3 is fixedly connected with a cutting gun head 2 through a telescopic rod, the telescopic rod is adjusted to enable the cutting gun head 2 to cut spiral welded pipes with different thicknesses, a plurality of supporting columns 14 are fixedly connected to the lower end of the base 1, the lower ends of the plurality of supporting columns 14 are fixedly connected with the ground through bolts, two first rings 4 are fixedly connected to the upper end of the base 1, annular grooves 5 are formed in the inner walls of the two first rings 4, second rings 6 are slidably connected to the inner walls of the annular grooves 5, a plurality of hydraulic cylinders 7 are fixedly connected to the inner walls of the second rings 6, the plurality of hydraulic cylinders 7 are symmetrical along the center of the second rings 6, arc-shaped clamping plates 8 are fixedly connected to the movable, the first ring 4 is provided with a driving device for driving the second ring 6 to rotate.

Drive arrangement includes annular rack 11 of fixed connection at 6 lateral walls of second ring, and 5 inner walls of ring channel rotate and be connected with horizontal pole 12, and horizontal pole 12 keeps away from the one end fixedly connected with of 5 inner walls of ring channel and the gear 13 of 11 meshings of annular rack, and 1 upper end fixedly connected with biax motor 10 of base, the one end that gear 13 was kept away from to horizontal pole 12 run through 4 lateral walls of first ring and with biax motor 10 movable end fixed connection.

One side fixedly connected with a plurality of elastic protrusions 9 of hydraulic cylinder 7 are kept away from to arc splint 8, and are equipped with anti-skidding line on a plurality of elastic protrusions 9, increase the frictional force when arc splint 8 presss from both sides tightly to the spiral weld pipe.

In the utility model, the spiral welding pipe penetrates through the inner wall of the second circular ring 6, the hydraulic oil cylinder 7 fixedly connected with the inner wall of the second circular ring 6 is adjusted, so that the arc-shaped clamping plate 8 fixedly connected with the movable end of the hydraulic oil cylinder 7 clamps the spiral welding pipe, the cutting gun head 2 fixedly connected with the lower end of the L-shaped frame 3 is adjusted, so that the cutting gun head 2 is attached to the side wall of the spiral welded pipe, the double-shaft motor 10 is started, the cross rod 12 fixedly connected with the movable end of the double-shaft motor 10 rotates, the gear 13 fixedly connected with one end of the cross rod 12 far away from the movable end of the double-shaft motor 10 is driven to rotate, so that the gear 13 drives the annular rack 11 fixedly connected with the side wall of the second circular ring 6 to rotate, and then make second ring 6 rotate at 5 inner walls of ring channel for the spiral welded tube rotation after the arc splint 8 drive presss from both sides tightly, make cutting rifle head 2 carry out the fly-cutting to spiral welded tube.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a cutting device of spiral welded pipe for oil, includes base (1), base (1) upper end fixedly connected with L type frame (3), L type frame (3) lower extreme passes through telescopic link fixedly connected with cutting rifle head (2), its characterized in that, two first ring (4) of base (1) upper end fixedly connected with, two ring channel (5) have been seted up to first ring (4) inner wall, just ring channel (5) inner wall sliding connection has second ring (6), a plurality of hydraulic cylinder (7) of second ring (6) inner wall fixedly connected with, and a plurality of hydraulic cylinder (7) movable end fixedly connected with arc splint (8), install drive second ring (6) pivoted drive arrangement on first ring (4).

2. The cutting device for the spiral welded petroleum pipe as claimed in claim 1, wherein the driving device comprises an annular rack (11) fixedly connected to the side wall of the second circular ring (6), a cross rod (12) is rotatably connected to the inner wall of the annular groove (5), a gear (13) meshed with the annular rack (11) is fixedly connected to one end, away from the inner wall of the annular groove (5), of the cross rod (12), a double-shaft motor (10) is fixedly connected to the upper end of the base (1), and one end, away from the gear (13), of the cross rod (12) penetrates through the side wall of the first circular ring (4) and is fixedly connected with the movable end of the double-shaft motor (10).

3. The cutting device for the spiral welded pipe for petroleum according to claim 1, wherein one side of the arc-shaped clamping plate (8) far away from the hydraulic oil cylinder (7) is fixedly connected with a plurality of elastic bulges (9), and the elastic bulges (9) are provided with anti-skid grains.

4. The apparatus for cutting the spiral welded pipe for petroleum according to claim 1, wherein a plurality of the hydraulic cylinders (7) are symmetrical along the center of the second circular ring (6), and the number of the plurality of the hydraulic cylinders (7) is 3-5.

5. The apparatus for cutting spiral welded petroleum pipe as claimed in claim 1, wherein said arc-shaped clamping plate (8) is made of soft material.

6. The cutting device for the spiral welded pipe for petroleum according to claim 1, characterized in that a plurality of supporting columns (14) are fixedly connected to the lower end of the base (1), and the lower ends of the plurality of supporting columns (14) are fixedly connected with the ground through bolts.