CN214683598U

CN214683598U - Steel pipe welding bead leveling device

Info

Publication number: CN214683598U
Application number: CN202120174883.3U
Authority: CN
Inventors: 陈杰; 吴正义; 范晓燕
Original assignee: Ganyeah Holding Group Co ltd
Current assignee: Ganyeah Holding Group Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-11-12
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a steel pipe welding bead leveling device, including support, the last flattening roller of setting on the support and lower flattening roller, go up the flattening roller and form the space that supplies the steel pipe to pass through down between the flattening roller, still include conveying roller and drive conveying roller pivoted transport drive arrangement, the conveying roller sets up the space bottom, flattening roller horizontal slip sets up on the support down, be equipped with adjusting screw down on the flattening roller, adjusting screw passes through the drive of adjusting drive arrangement. The utility model discloses following beneficial effect has: (1) arranging a conveying roller to realize steel pipe conveying in leveling; (2) the adjusting screw rod is arranged to realize the reciprocating movement of the lower leveling roller, so that the local welding bead is repeatedly rolled and the leveling effect is improved; (3) adapting to steel pipes with different sizes; (4) the steel pipe is not easy to displace in the radial direction, and rolling is accurate.

Description

Steel pipe welding bead leveling device

Technical Field

The utility model relates to a stainless steel welded tube makes technical field, especially relates to a steel pipe welding bead leveling device.

Background

At present, a large-diameter stainless steel pipe is mostly formed by bending and welding steel plates, and the preparation steps comprise the steps of unreeling, shearing, bending and forming, welding bead leveling and the like. After welding, a bead protruding from the inner and outer surfaces of the steel pipe is formed at the weld joint, and the performance of the steel pipe is affected, so the bead on the steel pipe is usually flattened by a bead flattening device. The existing welding bead leveling device is generally provided with an upper leveling roller positioned above a steel pipe and a lower leveling roller positioned below the steel pipe, an inner die head is arranged in the steel pipe, and a welding bead is flattened under the inner and outer effects of the upper leveling roller and the inner die head. The welding bead is irregular usually, and welding bead thickness is inconsistent in different positions, and the existing leveling device is difficult to simultaneously realize steel pipe conveying and repeatedly roll partial welding beads, and the leveling effect is poor.

For example, a "stainless steel tube welding bead leveling device" disclosed in chinese patent literature, whose publication No. CN205341568U includes a base, a slide plate, a lateral movement cylinder, a lower leveling mold, a lower connecting plate, an upper leveling mold, an upper connecting plate, a connecting rod, and a lifting cylinder, and is characterized in that: be provided with the slide rail on the base, be provided with the slide on the slide rail, the slide is connected with the lateral shifting cylinder, is provided with lower flattening mould on the slide, and lower flattening mould top is provided with the flattening mould, goes up the flattening mould setting on lower connecting plate, and lower connecting plate top is provided with the upper junction plate, and slide, lower connecting plate, upper junction plate pass through the connecting rod and connect, and the upper junction plate upper end is provided with the lift cylinder. The leveling device has the disadvantages that the upper leveling die and the lower leveling die of the leveling device synchronously move, a steel pipe needs to be fixed when a welding track is repeatedly rolled, dynamic conveying of the steel pipe is difficult to realize, and the production efficiency is reduced.

Disclosure of Invention

The utility model relates to an overcome prior art's steel pipe welding bead leveling device and be difficult to realize simultaneously that the steel pipe carries and carry out the problem that the local welding bead repeatedly rolled, provide a steel pipe welding bead leveling device, realize rolling the repetition of local welding bead when carrying the steel pipe, the flattening is effectual.

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

the utility model provides a steel pipe welding bead leveling device, includes the support, sets up last flattening roller and lower flattening roller on the support, goes up the flattening roller and forms the space that supplies the steel pipe to pass through down between the flattening roller, still includes conveying roller and drive conveying roller pivoted transport drive arrangement, the conveying roller sets up the space bottom, flattening roller horizontal slip sets up on the support down, be equipped with adjusting screw down on the flattening roller, adjusting screw passes through the drive of adjusting drive arrangement.

The utility model discloses a characteristics lie in having set up the conveying roller and being used for carrying forward through frictional force drive steel pipe, set up the regulation lead screw simultaneously on leveling roller down, adjust the lead screw just reverse through adjusting drive arrangement drive to leveling roller is along horizontal direction reciprocating motion on the support under the drive, thereby realizes rolling the repetition of welding bead, and it is high to adjust the lead screw precision, can roll local welding bead accurate positioning.

Preferably, the lower leveling roller is rotatably arranged on the mounting frame, a guide rod horizontally arranged is arranged on the support, and the guide rod penetrates through the mounting frame and is in sliding connection with the mounting frame.

The mounting bracket removes along guide bar extending direction, and the flattening roller translation under the convenient drive, the guide bar preferred is equipped with two, and the symmetry sets up in the mounting bracket both sides.

Preferably, the lower leveling rollers are provided with a plurality of lower leveling rollers, and the lower leveling rollers are positioned on the same horizontal plane.

A plurality of running rollers roll the scope wider, raise the efficiency.

As preferred, the mounting bracket is including setting up the riser at leveling roller both ends down and connecting the diaphragm in the riser bottom, be equipped with the pivot between the riser, leveling roller rotates down and sets up in the pivot, adjust the lead screw setting at diaphragm middle part.

The riser is used for installing the pivot, and the diaphragm is used for connecting the riser and wears to establish the guide bar and adjust the lead screw.

Preferably, the leveling machine further comprises a lifting frame, the lifting frame is vertically arranged on the support in a sliding mode, and the upper leveling roller is arranged on the lifting frame.

The distance between the upper leveling roller and the lower leveling roller is changed by driving the lifting frame to lift, so that the steel pipes with different sizes are adapted.

Preferably, the conveying rollers include a driving conveying roller and a driven conveying roller respectively provided at both ends of the space, and the driving conveying roller is driven by a conveying motor.

The driving conveying roller is connected with the conveying motor to play a conveying role, the driven conveying roller plays a supporting role, the steel pipe is driven to rotate, and the steel pipe is enabled to move forwards horizontally.

Preferably, the device further comprises side rollers, the side rollers are rotatably arranged at two sides of the space, and the side roller rotating shafts are vertically arranged.

The side rollers limit the steel pipe from two sides of the steel pipe, so that the steel pipe is not easy to displace in the radial direction, and the welding bead is accurately rolled.

Therefore, the utility model discloses following beneficial effect has: (1) arranging a conveying roller to realize steel pipe conveying in leveling; (2) the adjusting screw rod is arranged to realize the reciprocating movement of the lower leveling roller, so that the local welding bead is repeatedly rolled and the leveling effect is improved; (3) adapting to steel pipes with different sizes; (4) the steel pipe is not easy to displace in the radial direction, and rolling is accurate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the lower leveling roll.

In the figure: 1. Support, 11, guide bar, 2, go up the flattening roller, 3, lower flattening roller, 31, adjusting screw, 32, mounting bracket, 321, riser, 322, diaphragm, 323, pivot, 33, adjusting motor, 4, conveying motor, 41, initiative conveying roller, 42, driven conveying roller, 5, crane, 51, elevator motor, 6, side roller.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 and 2, the steel tube welding bead leveling device comprises a support 1, wherein a lifting frame 5 is vertically and slidably connected to the support 1, three upper leveling rollers 2 are rotatably connected to the bottom of the lifting frame 5, and the lifting frame 5 is driven by a lifting motor 51 arranged at the top of the support 1. Go up being connected with the guide bar 11 that two levels set up on the support 1 of leveling roller 2 below, sliding connection has mounting bracket 32 on guide bar 11, as shown in fig. 2, the transversal U-shaped that personally submits of mounting bracket 32 is including riser 311 and the diaphragm 312 of connection in riser 311 bottom, is equipped with pivot 313 between the riser 311, and lower leveling roller 3 rotates and sets up in pivot 313, adjusts lead screw 31 and sets up in diaphragm 312 middle part, and guide bar 11 sets up in the both sides of adjusting lead screw 31 top. Two lower leveling rollers 3 are arranged on the mounting frame 32, a pair of side rollers 6 are respectively arranged on two sides of the device, the rotating shafts of the side rollers 6 are vertically arranged, and the distance between the side rollers 6 on two sides is adjustable. Spaces for steel pipes to pass through are formed among the upper leveling rollers 2, the lower leveling rollers 3 and the side rollers 6, and the end parts of the adjusting screw rods 31 are driven to rotate by the adjusting motors 33. The front end and the rear end of the device are provided with a driving conveying roller 41 and a driven conveying roller 42 which are positioned on the same horizontal plane, and the driving conveying roller 41 is driven to rotate by a conveying motor 4.

Start conveyor motor, the drive steel pipe moves along the horizontal direction, the steel pipe is at last leveling roller 2, leveling roller 3 and side roll 6 surround the space that forms and remove down, the welding bead on the steel pipe is flattened under last leveling roller 2 and leveling roller 3's effect down, the condition that still does not flatten when local welding bead appears, start adjustment motor 33 and drive adjustment screw 31 just reverse to drive the mounting bracket back-and-forth movement and roll the not welding bead that flattens repeatedly, promote the flattening effect. For steel pipes with different model sizes, the lifting frame 5 is driven by the lifting motor to drive and adjust the height of the upper leveling roller 2 and adjust the distance between the side rollers 6, so that the steel pipes with different sizes are adapted.

Claims

1. The utility model provides a steel pipe welding bead leveling device, includes support (1), sets up last flattening roller (2) and lower flattening roller (3) on support (1), goes up flattening roller (2) and forms the space that supplies the steel pipe to pass through between flattening roller (3) down, characterized by still includes conveying roller and drive conveying roller pivoted and carries drive arrangement, the conveying roller sets up the space bottom, flattening roller (3) horizontal slip sets up on support (1) down, be equipped with adjusting screw (31) down on flattening roller (3), adjusting screw (31) are through adjusting the drive arrangement drive.

2. The steel tube bead flattening device according to claim 1, further comprising a mounting frame (32), wherein the lower flattening roller (3) is rotatably disposed on the mounting frame (32), the support (1) is provided with a horizontally disposed guide rod (11), and the guide rod (11) penetrates through the mounting frame (32) and is slidably connected therewith.

3. The steel pipe bead flattening apparatus according to claim 2, wherein a plurality of lower flattening rollers (3) are provided, and the plurality of lower flattening rollers (3) are located on the same horizontal plane.

4. The steel tube bead flattening device according to claim 2, wherein the mounting frame (32) comprises vertical plates (321) arranged at two ends of the lower flattening roller (3) and a transverse plate (322) connected to the bottom of the vertical plates (321), a rotating shaft (323) is arranged between the vertical plates (321), the lower flattening roller (3) is rotatably arranged on the rotating shaft (323), and the adjusting screw (31) is arranged in the middle of the transverse plate (322).

5. The steel tube weld bead leveling device according to claim 1, further comprising a lifting frame (5), wherein the lifting frame (5) is vertically and slidably arranged on the support (1), and the upper leveling roller (2) is arranged on the lifting frame (5).

6. The flattening device for steel tube bead according to claim 1, wherein said feed rollers include a driving feed roller (41) and a driven feed roller (42) respectively disposed at both ends of said space, said driving feed roller (41) being driven by a feed motor (4).

7. The flattening device for the weld bead of the steel pipe according to claim 1, further comprising side rollers (6), wherein the side rollers (6) are rotatably disposed at both sides of the space, and the rotating shafts of the side rollers (6) are vertically disposed.