CN217493247U

CN217493247U - Steel pipe welding seam positioning device

Info

Publication number: CN217493247U
Application number: CN202220980739.3U
Authority: CN
Inventors: 程衍江; 相方方; 吴舟; 王选; 郭冠军
Original assignee: Zhangjiagang Shagang Jinzhou Pipeline Co ltd
Current assignee: Zhangjiagang Shagang Jinzhou Pipeline Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-09-27
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a steel pipe welding seam positioner relates to the steel pipe welding field, the power distribution box comprises a box body, sliding connection has two sets of commentaries on classics rollers on the box, and is two sets of it has the rubber bag all to wrap up outside the roller to change, be provided with the conducting rod in the rubber bag, and inside be full of electrorheological fluids, the winding has the coil on the conducting rod, there is the liquid storage pot on the top of rubber bag through pipe connection. The utility model discloses set up the grip roll of two sets of opposite directions removals, set up annular rubber bag at the surface of grip roll, set up the electrorheological fluids in the rubber bag, when carrying out the centre gripping to the steel pipe of different pipe diameters, the rubber bag parcel that contains the electrorheological fluids in making through the electric field in the adjustment rubber bag lives the steel pipe, forms the arc roller rubber bag that has adaptation steel pipe diameter, has reached the purpose at the in-process stable centre gripping steel pipe of steel pipe motion.

Description

Steel pipe welding seam positioning device

Technical Field

The utility model relates to a steel pipe welding field specifically is a steel pipe welding seam positioner.

Background

The steel pipe is a tool commonly used in the existing industrial machinery, and the production process generally comprises the steps of gradually rolling up a steel strip through rolling of a plurality of rollers to form a circular pipe blank with a welding seam, and welding the circular pipe blank through the welding seam of a welding device to form the steel pipe.

A related chinese patent publication No. CN214350540U discloses a steel pipe weld positioning device, which includes a pedestal and a base, wherein the pedestal and the base are sequentially arranged along a transmission direction of a steel pipe; the base frame is rotatably connected with a positioning wheel, the outer edge of the positioning wheel is provided with a positioning strip along the circumferential direction, the positioning strip is positioned in the welding line of the steel pipe, and the positioning strip is attached to the side wall of the welding line of the steel pipe; the base is rotatably connected with two bearing wheels, the two bearing wheels are respectively positioned at two axial sides of the steel pipe, and each bearing wheel is tightly attached to the outer side wall of the steel pipe; the two bearing wheels and the positioning wheel are distributed in a triangular shape, and the positioning wheel and the bearing wheels rotate along the transmission direction of the steel pipe in the transmission process of the steel pipe.

In view of the above-mentioned problems, the inventor believes that the above-mentioned positioning device is too troublesome to adjust when actually positioning the steel pipe, needs to rotate multiple sets of knobs, and after the steel pipe is rolled into a round billet by a plate rolling machine, the welding of the inner seam is mostly performed first, after the inner seam welding is completed, the positioning strip in the above-mentioned device is clamped into the outer groove of the steel pipe, and because the contact area with the welding seam is extremely small, the positioning strip is easy to deform or prop open the inner seam when the steel pipe moves, causing unnecessary loss, so the above-mentioned positioning device is inconvenient and stable to position the steel pipe which needs to be welded by the outer seam.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a steel pipe welding seam positioner to solve the inconvenient stable location of current positioner and need carry out the technical problem of outer seam welded steel pipe.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel pipe welding seam positioner, includes the box, sliding connection has two sets of commentaries on classics rollers on the box, and is two sets of it has all wrapped up the rubber bag outward to change the roller, be provided with the conducting rod in the rubber bag, and inside is full of electrorheological fluids, the winding has the coil on the conducting rod, there is the liquid storage pot on the top of rubber bag through pipe connection.

Through adopting above-mentioned technical scheme, set up two sets of opposite direction movement's grip roll, set up annular rubber bag at the surface of grip roll, set up the electrorheological fluids in the rubber bag, when carrying out the centre gripping to the steel pipe of different pipe diameters, the electric field through adjusting in the rubber bag makes the rubber bag parcel steel pipe that contains the electrorheological fluids, forms the curved roller rubber bag that has adaptation steel pipe diameter, has reached the purpose at the stable centre gripping steel pipe of the in-process of steel pipe motion.

The utility model discloses further set up to, be provided with two sets of lead screws in the box, it is two sets of slide on the lead screw is provided with two sets of lower sliders, and is two sets of the slider can subtend or the backsliding on the lead screw down.

Through adopting above-mentioned technical scheme, pass through two sets of lead screws control and change roller opposite direction and remove and press from both sides tight steel pipe.

The utility model discloses further set up to, the bottom of slider is provided with changes the roller motor down, the output of changeing the roller motor upwards is connected with changes the roller.

Through adopting above-mentioned technical scheme, make through changeing the roller motor and change the roller and rotate.

The utility model discloses it is further set up to, two sets of the lead screw extends box one side and is connected with the drive belt, the outer wall of box is provided with the moving motor in the one end of drive belt, the output shaft drive belt of moving motor.

Through adopting above-mentioned technical scheme, rotate through the removal motor and drive the drive belt and rotate, and then make two sets of lead screws rotate in step.

The utility model discloses further set up to, the top of box is provided with two sets of upper cradles, the upper cradle is provided with the last slider with lower slider synchronous slip, it is connected with the commentaries on classics roller to rotate between lower slider and the last slider, the top of top shoe is provided with the liquid storage pot.

By adopting the technical scheme, the redundant electrorheological fluid in the rubber bag flows into the liquid storage tank through the conduit.

The utility model discloses further set up to, one side of box is provided with control panel.

Through adopting above-mentioned technical scheme, through control panel controlling means.

The utility model discloses further set up as, the surface of rubber bag vertically is provided with strengthens the strip.

Through adopting above-mentioned technical scheme, strengthen the wearability that the strip can promote the rubber bag.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a set up two sets of counter-moving grip rollers, set up annular rubber bag at the surface of grip roller, set up the electrorheological fluids in the rubber bag, when carrying out the centre gripping to the steel pipe of different pipe diameters, make the rubber bag that contains the electrorheological fluids wrap up the steel pipe through the electric field in the adjustment rubber bag, form the curved roll rubber bag with adaptation steel pipe diameter, reached the purpose of stable centre gripping steel pipe in the course of steel pipe motion;

2. the utility model discloses a lower extreme at the steel pipe sets up the roller frame, changes the position of roller family rotation adjustment steel pipe outer weld that can be convenient through control panel control, has reduced workman's the amount of labour, has simplified the step of steel pipe location, has shortened the time of steel pipe location, has improved work efficiency.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a bottom view of the box body of the present invention;

fig. 3 is a top view of the upper bracket of the present invention;

FIG. 4 is an axial sectional view of the outer surface of the rubber bladder of the present invention;

fig. 5 is a front view of the roller of the present invention.

In the figure: 1. a box body; 2. a moving motor; 3. a transmission belt; 4. a screw rod; 5. a slide rail; 6. a lower slide block; 7. a roller motor; 8. rotating the roller; 9. a rubber bladder; 10. a reinforcing strip; 11. a liquid storage tank; 12. an upper bracket; 13. an upper slide block; 14. a roller frame; 15. a control panel; 16. a conductive rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following describes an embodiment of the present invention according to its overall structure.

A steel pipe welding seam positioning device is disclosed, as shown in figure 1-5, a box body 1 is connected with two groups of rotating rollers 8 in a sliding way, rubber bags 9 are wrapped outside the two groups of rotating rollers 8, a rotating roller frame 14 is arranged at the center position of the top of the box body 1, a steel pipe is placed on the rotating roller frame 14, the rotating roller frame 14 is controlled to enable the steel pipe to rotate, until the outer welding seam of the steel pipe is aligned with a welding head of a welding device, a moving motor 2 is controlled to rotate, the moving motor 2 enables two groups of screw rods 4 to rotate through a driving belt 3, lower sliding blocks 6 arranged on the screw rods 4 slide oppositely, an upper sliding block 13 is enabled to synchronously slide at the top end of an upper support 12 through the rotating rollers 8, the two groups of rubber bags 9 extrude the steel pipe to generate deformation, redundant electrorheological fluid in the rubber bags 9 flows into a liquid storage tank 11 through a conduit, a conductive rod 16 is arranged in the rubber bags 9 and is filled with the electrorheological fluid, and a coil is arranged on the conductive rod 16, the top of the rubber bag 9 is connected with a liquid storage tank 11 through a conduit, the electric field of a winding coil on the conducting rod 16 is controlled through a control panel 15, the electric field in the rubber bag 9 keeps the critical strength of the electrorheological fluid while the roller motor 7 rotates at a low speed, the viscosity between the electrorheological fluids is enhanced at the moment, the rubber bag 9 forms an arc roller shape matched with the arc surface of the steel pipe while the roller 8 rotates, after the rubber bag 9 of the arc surface is formed, the electric field strength exceeds the critical value of the electrorheological fluid through the control panel 15, the electrorheological fluid is solidified, and the clamping and positioning of the steel pipe are completed at the moment.

Referring to fig. 1, a control panel 15 is disposed at one side of the box body 1, and the device is controlled by the control panel 15.

Referring to fig. 1 and 2, two sets of screws 4 extend out of one side of a box body 1 and are connected with a transmission belt 3, a moving motor 2 is arranged at one end of the transmission belt 3 on the outer wall of the box body 1, an output shaft of the moving motor 2 is connected with the transmission belt 3, the transmission belt 3 is driven to rotate by the rotation of the moving motor 2, and then the two sets of screws 4 synchronously rotate, two sets of screws 4 are arranged in the box body 1, two sets of lower sliding blocks 6 are arranged on the two sets of screws 4 in a sliding manner, two sets of sliding rails 5 are arranged on the box body 1 below the lower sliding blocks 6 in parallel, the two sets of sliding rails 5 can ensure the stable sliding of the lower sliding blocks 6, so that a good supporting effect is achieved, the two sets of lower sliding blocks 6 can slide oppositely or reversely on the screws 4, and the two sets of screws 4 control rollers 8 to move oppositely to clamp steel pipes.

Referring to fig. 1 and 3, a roller motor 7 is disposed at the bottom end of the lower slider 6, a roller 8 is upwardly connected to an output end of the roller motor 7, the roller 8 is rotated by the roller motor 7, the roller 8 is rotated to enable the steel pipe to move through an externally wrapped rubber bag 9, two sets of upper supports 12 are disposed at the top end of the box 1, the upper supports 12 are provided with upper sliders 13 which slide synchronously with the lower slider 6, the roller 8 is rotatably connected between the lower slider 6 and the upper sliders 13, a liquid storage tank 11 is disposed at the top end of the upper sliders 13, and redundant electrorheological fluid in the rubber bag 9 flows into the liquid storage tank 11 through a conduit, thereby ensuring smooth deformation of the rubber bag 9.

Referring to fig. 1 and 4, a reinforcing strip 10 is longitudinally disposed on an outer surface of the rubber bladder 9, and the reinforcing strip 10 can improve the wear resistance of the rubber bladder 9, and can also enhance the friction force of the rubber bladder 9 to prevent the steel pipe from slipping.

The utility model discloses a theory of operation does: placing a steel pipe on a roller frame 14, controlling the roller frame 14 to rotate the steel pipe until an outer welding seam of the steel pipe is aligned with a welding joint of a welding device, controlling a moving motor 2 to rotate, enabling the moving motor 2 to enable two groups of screw rods 4 to rotate through a transmission belt 3, enabling lower sliding blocks 6 arranged on the screw rods 4 to slide oppositely, enabling upper sliding blocks 13 to slide synchronously at the top end of an upper support 12 through a roller 8, enabling two groups of rubber bags 9 to extrude the steel pipe to generate deformation, enabling redundant electrorheological fluid in the rubber bags 9 to flow into a liquid storage tank 11 through a guide pipe, controlling an electric field of a winding coil on a conductive rod 16 through a control panel 15, enabling the electric field in the rubber bags 9 to keep the critical strength of the electrorheological fluid while the roller motor 7 rotates at a low speed, enhancing the viscosity among the electrorheological fluids, enabling the rubber bags 9 to form an arc roller shape matched with the arc surface of the steel pipe while the roller 8 rotates, and after the rubber bags 9 of the arc surface are formed, the electric field intensity exceeds the critical value of the electrorheological fluid through the control panel 15, so that the electrorheological fluid is solidified, and the clamping and positioning of the steel pipe are completed at the moment.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims

1. The utility model provides a steel pipe welding seam positioner, includes box (1), its characterized in that: sliding connection has two sets of roller (8) of changeing on box (1), and is two sets of it has rubber bag (9) all to wrap up outward to change roller (8), be provided with conducting rod (16) in rubber bag (9), and inside be full of the electrorheological fluids, the winding has the coil on conducting rod (16), there is liquid storage pot (11) on the top of rubber bag (9) through pipe connection.

2. The steel pipe weld positioning device according to claim 1, characterized in that: the box body (1) is internally provided with two groups of screw rods (4), the screw rods (4) are provided with two groups of lower sliding blocks (6) in a sliding manner, and the lower sliding blocks (6) can oppositely or reversely slide on the screw rods (4).

3. The steel pipe weld positioning device according to claim 2, characterized in that: the bottom of lower slider (6) is provided with changes roller motor (7), the output of changeing roller motor (7) upwards is connected with changes roller (8).

4. The steel pipe weld positioning device according to claim 2, characterized in that: the two groups of screw rods (4) extend out of one side of the box body (1) and are connected with a transmission belt (3), a moving motor (2) is arranged at one end of the transmission belt (3) on the outer wall of the box body (1), and an output shaft of the moving motor (2) is connected with the transmission belt (3).

5. The steel pipe weld positioning device according to claim 2, characterized in that: the top of box (1) is provided with two sets of upper bracket (12), upper bracket (12) are provided with slider (13) with slider (6) synchronous slip down, it changes roller (8) to rotate to be connected with between slider (6) and slider (13) down, the top of slider (13) is provided with liquid storage pot (11).

6. The steel pipe weld positioning device according to claim 1, characterized in that: one side of the box body (1) is provided with a control panel (15).

7. The steel pipe weld seam positioning device according to claim 1, characterized in that: the outer surface of the rubber bag (9) is longitudinally provided with a reinforcing strip (10).