CN210024325U

CN210024325U - Welding machine for butt welding of burner pipe fitting

Info

Publication number: CN210024325U
Application number: CN201920673862.9U
Authority: CN
Inventors: 张美玲; 张文洪; 薛龙飞; 刘庆国; 国洪鹏; 李琳
Original assignee: Shandong Yanzhou Country Extension Technology Engineering Ltd By Share Ltd; Shandong Yankuang Coal Chemical Overhaul Co Ltd
Current assignee: Shandong Yanzhou Country Extension Technology Engineering Ltd By Share Ltd; Shandong Yankuang Coal Chemical Overhaul Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-02-07
Anticipated expiration: 2029-05-13

Abstract

The utility model relates to a welding machine is used to nozzle pipe fitting butt welding belongs to nozzle production facility technical field, including welded platform, support frame, welder and roll-over stand. The support frame is the cross frame, sets up in one side of welded platform, and the top of its horizontal arm portion is connected with welder, welder set up in the top of roll-over stand, be equipped with pipe fitting clamping device on the roll-over stand, the front side of roll-over stand is equipped with removes a supporting bench, the bottom both sides that remove a supporting bench are equipped with the slider, and corresponding both sides at welded platform are equipped with the slide bar respectively, the slider of the both sides of removing a supporting bench block the slide bar that corresponds respectively. The utility model discloses a welding machine has added the removal brace table and has been used for supporting when the nozzle welding and need carry out the long connecting pipe of welded, and reducible personnel use improves the welding precision.

Description

Welding machine for butt welding of burner pipe fitting

Technical Field

The utility model relates to a welding equipment technical field, concretely relates to nozzle pipe fitting welding machine for butt welding.

Background

The burner is one of the core equipments of the coal gasification device, it is a device mixing, atomizing and burning gasification medium and gasification agent, its basic shape is a cylinder, the internal structure is mostly in the form of multi-flow channel sleeve, the coal slurry needs to burn at high temperature in the gasification furnace, the top end of the burner needs to be made of high-strength material, after the making, it is welded with the following pipeline, in order to deal with the welding of the pipe fitting butt joint, the rotatable welding machine with through hole has been designed in the prior art, however, this part of welding machine is only suitable for the butt welding of flange, small pipe fitting, but there is not a good solution for some long pipe fittings.

Disclosure of Invention

For solving the problem that exists among the prior art, realize welding the butt joint department of long pipe fitting, the utility model discloses a welding machine is used in nozzle pipe fitting butt welding, including welding platform, support frame, welder and roll-over stand, the support frame is the cross frame that comprises horizontal pole and montant, sets up in one side of welding platform, and the top of its horizontal pole is connected with welder, welder set up in the top of roll-over stand, be equipped with rotatable pipe fitting grip ring on the roll-over stand, be equipped with the removal brace table on the welding platform of the front side of roll-over stand, the height that removes the brace table flushes with the pipe fitting grip ring, the bottom both sides that remove the brace table are equipped with the slider, and corresponding both sides at welding platform are equipped with the slide bar respectively, the slider that the slider difference block of the both sides of removing the brace table. When carrying out the butt welding, two sections pipe fittings that will need the butt welding of manual work earlier are together spot-welded, make it tentatively fixed, and the position of adjustment roll-over stand makes its horizontal centre gripping pipe fitting, then places the pipe fitting the utility model discloses an on the welding machine, by the grip ring with its centre gripping, the weld part is located welder's below, the position of a supporting bench is removed in the adjustment, places long pipe fitting on removing a supporting bench, removes a supporting bench's height and pipe fitting grip ring and flushes, can keep the pipe fitting whole on same water flat line, guarantees that it can wholly carry out coaxial rotation, then drives the pipe fitting by the pipe fitting grip ring and rotates and weld by welder.

Further, the movable supporting table comprises a bottom plate, a supporting rod and a U-shaped plate, the sliding blocks are arranged at two ends of the bottom surface of the bottom plate, the supporting rod is connected with the bottom plate and the U-shaped plate, a plurality of corresponding U-shaped grooves are formed in wing plates on the front side and the rear side of the U-shaped plate, two rolling shafts are erected in the U-shaped grooves and comprise shaft rods and bearings, the shaft rods rotate and are fixed through inner rings of the bearings, and two ends of the shaft rods are erected in the corresponding U-shaped grooves of the wing plates on the two sides of the U-shaped plate. The pipe fitting is placed on the supporting surface formed between the two rolling shafts, so that when the pipe fitting clamping ring drives the pipe fitting to rotate, the bearing on the rolling shaft can rotate under the driving of the pipe fitting, the rotating resistance of the pipe fitting is reduced, and the pipe fitting can rotate more smoothly.

Furthermore, the bracing piece divide into the guide bar of screw rod and both sides, 3 perforation have arranged on the bottom plate, the lower extreme of screw rod and both sides guide bar passes from 3 perforation, and the top is connected in the bottom of U template, and the perforation department in the middle of is equipped with adjusting gear and is connected with the hand wheel, the screw rod passes adjusting gear. The lifting of the screw rod is realized by rotating the hand wheel, so that the height of the movable support platform is adjusted to be consistent with the height of the key clamping ring, and the level of the pipe fitting on the movable support platform is ensured.

Furthermore, one side of welding platform is equipped with the slide rail, the lower part sliding connection of the montant of support frame is on welding platform's slide rail.

Furthermore, the cross rod is connected with the vertical rod through a lifting mechanism, a gear track is arranged on the vertical rod, and a lifting gear clamped with the cross rod is arranged on the cross rod and connected with a lifting motor.

Furthermore, the rear side surface of the inner ring of the slewing bearing is connected with a circle of transmission gear ring and is connected with a rotating motor through the transmission gear ring.

Compared with the prior art, the welding machine for butt welding of the burner pipe fitting designed by the utility model has the advantages that firstly, a movable support table is added on the basis of the traditional automatic welding machine for supporting the pipe fitting, so that the welded pipe fitting can be integrally kept on the same horizontal line, and the welding quality is ensured; in addition, the movable support table is provided with a screw rod with adjustable height, so that the welding requirements of pipe fittings with different sizes can be met; in addition, the bearing is used as the pipe supporting surface of the movable supporting table, so that the pipe can rotate conveniently, and the welding work is facilitated.

Drawings

FIG. 1 is a schematic structural diagram of a welding machine designed by the utility model

Description of the reference numerals

In the figure, 1 welding platform, 2 supporting frames, 3 turning frames, 4 moving supporting tables, 5 welding guns, 11 sliding rods, 12 tracks, 13 turning supporting seats, 21 vertical rods, 22 transverse rods, 31 slewing bearings, 32 pipe clamping rings, 41 bottom plates, 42 screw rods, 43 guide rods, 44 adjusting gears, 45 hand wheels, 46-U-shaped plates, 47 rolling shafts and 48 sliding blocks

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the utility model discloses a nozzle pipe fitting is to welding machine's an embodiment, the welding machine includes welding platform 1, support frame 2, roll-over stand 3, moving platform 4 and welder 5, welding platform 1 is the basic supporting platform of welding machine, for metal frame structure, support frame 2 is the cross support frame that comprises montant 21 and horizontal pole 22, establish in welding platform 1's left side, left side end at welding platform 1 is equipped with track 12, montant 21 of support frame 2 and welding machine platform 1 pass through track 12 sliding connection, can follow welding platform 1's left side limit back-and-forth movement. The vertical rod 21 and the cross rod 22 are connected through a gear lifting mechanism, a vertical gear lifting track is arranged on the vertical rod 21, and a lifting gear is correspondingly arranged on the cross rod 22 and clamped with the lifting gear and connected with a lifting motor. The welding gun 5 is arranged at the end of the cross bar 22 and above the roll-over stand 3.

The roll-over stand 3 is composed of a rotary support 31 and a pipe fitting clamping ring 32, two sides of the outer ring of the rotary support 31 are respectively connected to the roll-over support seats 13 on two sides of the welding platform 1, the rotary support seats and the roll-over support seats are rotatably connected, and a roll-over motor and a roll-over control system are arranged on the roll-over support seat 13 on the right side. The roll-over stand 3 can be turned over by 360 degrees. Pipe fitting grip ring 32 fixed connection is in the front of slewing bearing 31's inner ring, and the equipartition has 3 holders on the pipe fitting grip ring 32 for the centre gripping welded pipe fitting. The back of the inner ring of the slewing bearing 31 is connected with a transmission gear ring, the transmission gear ring is connected with a rotating motor, the rotating motor drives the inner ring of the slewing bearing 31 to rotate through the transmission gear ring, and then the pipe fitting clamping ring 32 connected with the rotating motor rotates.

The movable support platform 4 is arranged at the front side of the roll-over stand 3 and comprises a bottom plate 41, a support rod and a U-shaped plate 46. The bottom plate 41 is arranged on the welding platform 1, the left side and the right side of the bottom plate are respectively provided with a sliding block 48 with a clamping groove, two sliding rods 11 are correspondingly arranged on the welding platform 1, and the clamping grooves of the sliding blocks 48 of the bottom plate 41 are clamped on the sliding rods 11 and can move along the sliding rods 11. 3 openings are distributed on the bottom plate 41, wherein the middle opening is provided with an adjusting gear 44 and is connected with a hand wheel 45, the support rod comprises a screw rod 42 and two guide rods 43, the bottom end of the screw rod 42 passes through the adjusting gear 44 and passes through the middle opening of the bottom plate 41, threads on the screw rod 42 are clamped with the adjusting gear, and the screw rod is driven to rotate through the rotation of the adjusting gear. The top end of the screw 42 is rotatably connected to the bottom surface of the U-shaped plate 46. The hand wheel 45 is rotated to drive the adjusting gear 44 to rotate, and further drive the screw rod 42 to rotate to realize the lifting of the U-shaped plate 46. The bottom ends of the two guide rods 43 respectively penetrate through the openings at the two sides, and the top ends of the two guide rods are connected to the bottom surface of the U-shaped plate 46. The wing plates on the front side and the rear side of the U-shaped plate 46 are respectively and correspondingly provided with 4U-shaped grooves, two rolling shafts 47 are erected on the rolling shafts 47, two bearings are arranged on the rolling shafts 47, a central shaft rod of each rolling shaft 47 penetrates through the inner rings of the two bearings and is fixed, and two ends of the central shaft rod are respectively erected in the corresponding U-shaped grooves.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, which is defined by the appended claims and the description of the invention.

Claims

1. The utility model provides a welding machine is used to nozzle pipe fitting butt welding, includes welded platform, support frame, welder and roll-over stand, the support frame is the cross frame that comprises horizontal pole and montant, sets up in welded platform's one side, and the top of its horizontal pole is connected with welder, welder set up in the top of roll-over stand, be equipped with the pipe fitting grip ring on the roll-over stand, its characterized in that, be equipped with on the welded platform of the front side of roll-over stand and remove a supporting bench, the height that removes a supporting bench flushes with the pipe fitting grip ring, the bottom both sides that remove a supporting bench are equipped with the slider, and corresponding both sides at welded platform are equipped with the slide bar respectively, the slider difference block of the both sides of.

2. The welding machine for butt welding of the burner pipe fitting according to claim 1, wherein the movable support table comprises a bottom plate, a support rod and a U-shaped plate, the sliding blocks are arranged at two ends of the bottom surface of the bottom plate, the support rod is connected with the bottom plate and the U-shaped plate, a plurality of corresponding U-shaped grooves are formed in wing plates on the front side and the rear side of the U-shaped plate, two rolling shafts are erected in the U-shaped grooves, each rolling shaft comprises a shaft rod and a bearing, the shaft rod penetrates through an inner ring of the bearing and is fixed, and two ends of the shaft rod are erected in the corresponding U-shaped grooves of the wing plates on.

3. The welding machine for butt welding of burner pipes according to claim 2, wherein the support rod is divided into a screw and guide rods on two sides thereof, 3 perforations are arranged on the bottom plate, the lower ends of the screw and the guide rods on two sides thereof pass through the 3 perforations, the top end of the screw is connected to the bottom of the U-shaped plate, an adjusting gear is arranged at the middle perforation and is connected with a hand wheel, the screw passes through the adjusting gear, and the top end of the screw is rotatably connected with the bottom of the U-shaped plate.

4. The welding machine for butt welding of burner pipes according to claim 1, 2 or 3, wherein the roll-over stand comprises a support frame and a pipe clamping ring, a rotary support is arranged in the middle of the support frame and comprises an inner ring and an outer ring which can rotate relatively, two ends of the outer ring are rotatably connected with roll-over supporting seats on two sides of the welding platform, the front side surface of the inner ring is fixedly connected with the pipe clamping ring, and the pipe clamping ring is concentric with the inner ring.

5. The welding machine of claim 4, wherein a slide rail is disposed on one side of the welding platform, and the lower portion of the vertical rod of the support frame is slidably connected to the slide rail of the welding platform.

6. The welding machine of claim 5, wherein the cross bar is connected to a vertical bar by a lifting mechanism, the vertical bar is provided with a gear track, the cross bar is provided with a lifting gear engaged with the cross bar, and the cross bar is connected to a lifting motor.

7. The welding machine of claim 6, wherein a circle of transmission gear is connected to the rear side surface of the inner ring of the slewing bearing, and the transmission gear is connected with a rotating member motor.