CN205684945U - A kind of steel pipe joint close is welding integrated - Google Patents

Abstract

The utility model discloses a kind of steel pipe joint close welding integrated, including main frame, it is connected to main frame and in the master cylinder being vertically arranged, it is connected to main frame and is positioned at the welding mechanism above steel pipe, it is positioned at below main frame for carrying the conveyer device of steel pipe to be welded, it is positioned at the body side frame of the steel pipe left and right sides, connect on described body side frame and have the press roll component for fixing the steel pipe left and right sides, this steel pipe joint close is welding integrated by arranging bracket group, card and sheet are set in bracket group, steel pipe gap is made to remain constant, reduce welding difficulty, improve welding efficiency, the steel pipe seam width after welding is made to keep uniformly, thus ensure that the structural strength of steel pipe.

Description

A kind of steel pipe joint close is welding integrated

Technical field

This utility model relates to steel pipe processing equipment, more specifically, it relates to a kind of steel pipe joint close is welding integrated.

Background technology

Steel pipe linking machine is as one of the key equipment of UOE production line, existing common steel pipe joint close Machine is to use commissure and both sides compression hydraulic cylinder above lower pressure cylinder abutting steel pipe steel pipe to carry out abutting and fixes, thus enters Row steel pipe joint close welds.

The patent document of Application No. 2015108005614 discloses a kind of steel pipes with straight linking machine, including entablature, stands Post, sill, upper guidance set, upper press roll component, the oblique side pressure in upper left roll assembly, upper right oblique side pressure roll assembly, swing roller frame, Left side press roll component, right side press roll component, be provided with some columns, being respectively arranged at two ends with of entablature between entablature and sill Pilot hole, through there being upper lead in upper pilot hole, connection top, the end base of upper lead, the middle part of top base is provided with Through hole, by there being the piston rod of upper pressure cylinder in through hole, the piston rod of upper pressure cylinder is provided with press roll component；By upper pressure roller Assembly, the oblique side pressure in upper left roll assembly, upper right oblique side pressure roll assembly drive drive open steel pipe motion automatically.

Owing to himself weight of bigbore steel pipe is relatively big, steel pipe is welded to form by the semicircular steel pipe sheet of two panels, by certainly Body structure and the impact of weight, for ensureing the structural strength of overall steel pipe, need reserved bigger gap between two steel pipe sheets Form weld seam for irrigating welding fluid, and above-mentioned technical scheme is single by left side press roll component and right side press roll component Steel pipe sheet is carried out the left and right sides fix, in order to improve the stability of steel pipe, so left side press roll component and right side pressure roller group Part all has certain abutting power (by press roll component on the left of controlling, between right side press roll component and steel pipe to steel tube surface Distance), but left side press roll component, right side press roll component can not be made again too close to steel pipe, easily cause and need welding Gap is narrow even to be closed, so technique scheme exists bigger welding difficulty, after reducing welding efficiency, and welding Steel pipe seam width there is uneven phenomenon, welding precision is difficult to ensure that to such an extent as to the structural strength of steel pipe is also difficult to protect , there is the weak point of improvement in card.

Utility model content

The deficiency existed for prior art, the purpose of this utility model is to provide a kind of steel pipe joint close welded Machine, this steel pipe joint close is welding integrated by arranging bracket group, arranges card and sheet so that steel pipe gap is protected all the time in bracket group Hold constant, reduce welding difficulty, improve welding efficiency so that the steel pipe seam width after welding keeps uniformly, thus Ensure that the structural strength of steel pipe.

For achieving the above object, this utility model provides following technical scheme: a kind of steel pipe joint close is welding integrated, bag Include main frame, be connected to main frame and in the master cylinder being vertically arranged, be connected to main frame and be positioned at the bonding machine above steel pipe Structure, it is positioned at for carrying the conveyer device of steel pipe to be welded, being positioned at the body side frame of the steel pipe left and right sides below main frame, described side Connecting on framework and have the press roll component for fixing the steel pipe left and right sides, described master cylinder ejects end connection bracket group, bracket Group is positioned at above steel pipe and in parallel, and described bracket group includes the bracket being positioned at outside steel pipe and is positioned at inside steel pipe Bottom bracket, be provided with connecting plate group between bracket with bottom bracket and be connected by it, connecting plate group wears steel pipe gap, institute Stating bracket to be provided with for abutting some rolling members in gap outside steel pipe, described bottom bracket is provided with latasuture in abutting steel pipe The axostylus axostyle of gap, axostylus axostyle is positioned at below welding mechanism, and axle surface is provided with the barrier layer solidified for barrier welding fluid with it, described on Some cards and the sheet being embedded in steel pipe gap along steel pipe gap length direction and card it is provided with on bracket or bottom bracket.

By using technique scheme, when, before steel-pipe welding, fixing the steel pipe left and right sides, bracket by press roll component Being positioned at the top in steel pipe gap, control master cylinder makes the rolling member in bracket abut the outside in steel pipe gap, plays holding Gap width is stable, it is to avoid opening excessive situation, meanwhile the axostylus axostyle in bottom bracket is connected to the inner side in steel pipe gap, rises To keeping gap width stable further, being embedded card and sheet between steel pipe gap, outside left and right sides press roll component is easy to Regulation, it is to avoid regulate excessive and cause the unmanageable situation of gap width so that the gap between steel pipe remains constant, Greatly reduce welding difficulty, improve welding efficiency so that the steel pipe seam width after welding keeps uniformly, thus ensures The precision of steel pipe seam and the structural strength of steel pipe；When steel-pipe welding, steel pipe seam corresponding below welding mechanism is logical Crossed axostylus axostyle and abutted the space making inside steel pipe gap the weld seam in axostylus axostyle and this region constitute a relative closure, welding fluid from Flow into above weld seam, owing to lower section has axostylus axostyle to abut, so welding fluid can slowly fill the space of this closing full, due to axle surface The barrier layer arranged, it is possible to be prevented effectively between welding fluid and axostylus axostyle generation solidification, along with the lasting filling of welding fluid, below main frame Conveyer device slowly drive steel pipe to travel forward, and block and sheet be always positioned in the most unwelded steel pipe gap, axostylus axostyle is all the time Abutting inside steel pipe gap, rolling member abuts outside steel pipe gap all the time, and equipment runs has higher seriality, and then improves The work efficiency of steel-pipe welding.

This utility model is further arranged to: described bracket is long strip type frame like structure, and described rolling member is cylindrical Arranging, described rolling member is positioned at bracket and is rotating with it.

By using technique scheme, rolling member is arranged to cylindric, is keeping outside rolling member and steel pipe gap Rolling friction is utilized to reduce the frictional force produced between the two while abutting, it is to avoid the appearance of rolling member friction damage steel pipe Face.

This utility model is further arranged to: it is circular ring that described card and sheet are positioned at bracket, described card and sheet, Described card and sheet and rolling member one_to_one corresponding, card and sheet are socketed on outside rolling member and both are in the integrative-structure being coaxially disposed.

By using technique scheme, by with steel pipe gap outside the rolling member that abuts against and be embedded steel pipe gap Card and part are set to integrative-structure, and the beneficially Spatial Structure Optimization in bracket, the rolling member simultaneously rotated can drive card Move together with sheet, it is possible to play the effect of polishing two side, gap so that steel pipe keeps gap during forwards transportation The smoothness of sidewall, consequently facilitating follow-up welding sequence.

This utility model is further arranged to: connecting on described bottom bracket has the pallet for placing axostylus axostyle, described pallet Removably connect with bottom bracket.

By using technique scheme, during welding, axostylus axostyle is put in pallet, it is achieved fixing of axostylus axostyle position, pallet Connected mode dismountable with bottom bracket makes steel pipe can assemble conjunction with bracket smoothly, due to bracket with bottom bracket respectively It is positioned at outside and the inner side of steel pipe, so under pallet first can being dismantled when placing steel tubes, playing and be easy to the work that steel pipe is placed With.

This utility model is further arranged to: described pallet includes the base plate being rotatably assorted with bottom bracket, on described base plate Connected by securing member and have panel, described panel is fixed with and is embedded frame with axostylus axostyle inlay card coordinates.

By using technique scheme, the base plate being rotatably assorted with bottom bracket is conducive to the timely inclination angle regulating axostylus axostyle Degree makes it keep level, so that axostylus axostyle and the inner side laminating Du Genggao of steel pipe seam, is embedded arranging of frame and facilitates axostylus axostyle Change, can the purpose of quick-replaceable axostylus axostyle when reaching different steel-pipe welding.

This utility model is further arranged to: described panel can move along direction, the steel pipe left and right sides, described panel surface Offering long strip type groove, described securing member wears groove and is fixed on base plate.

By using technique scheme so that panel can move along direction, the steel pipe left and right sides, thus reaches mobile The purpose of panel upper shaft lever so that axostylus axostyle has higher laminating degree with the inner side of steel pipe seam, is conducive to improving welding effect, adopts By the regulation form of long strip type groove Yu securing member, simple in construction, play the purpose of convenient processing and regulation.

This utility model is further arranged to: described bottom bracket is extended with to steel pipe market direction near welding mechanism one end One mounting table, described pallet is connected to mounting table, described axostylus axostyle relative to welding mechanism one side surface with bottom bracket relative to bracket One side surface is same level height.

By use technique scheme, pallet is arranged on the mounting table extended out so that axostylus axostyle and under Bracket is in same level height, and when soldered, axostylus axostyle plays the effect abutting the steel pipe gap area welded, and subiculum The upper surface of frame then can play the effect in the region abutting steel pipe gap to be welded so that bottom bracket can play certain Support withstanding effect, play further stabilized steel pipe gap width effect, it is to avoid steel pipe gap width expands.

This utility model is further arranged to: be additionally provided with main frame vertically between described master cylinder and bracket group In the crossbeam being slidably matched, described master cylinder ejects end connecting cross beam, and described crossbeam connects bracket group.

By using technique scheme, use crossbeam and make crossbeam two ends be slidably matched with main frame, utilizing this form The upper-lower position regulation carrying out bracket group is conducive to strengthening stability when moving up and down, it is to avoid during lifting, bracket group rocks.

This utility model is further arranged to: be provided with between described crossbeam and bracket for controlling bracket gradient Connecting rod group, connecting rod group two ends are hinged with crossbeam and bracket respectively, and described connecting rod group is inclined relative to bracket to be set Put.

By using technique scheme, when being required for the steel pipe of tapered or circular platform type, it is placed on conveyer device On steel pipe seam inclined upwards, so by connecting rod group regulation bracket gradient with adaptive different types of steel Pipe, the connecting rod group being simultaneously inclined to set can also play the effect being stably connected with, and adds connection fulcrum, make bracket, Connecting rod group and crossbeam present similar triangular structure, thus reach to strengthen the effect of connective stability.

This utility model is further arranged to: described connecting plate group includes fixed plate and articulated slab, described fixed plate one end Fixing back to the end of welding mechanism with bracket being connected, the other end is rotationally connected back to the end of welding mechanism with bottom bracket, Being provided with hydraulic cylinder, hydraulic cylinder connecting hinge fishplate bar in described bracket, articulated slab and bottom bracket are hinged setting.

By using technique scheme, when soldered, the articulated slab of extension and contraction control back and forth of hydraulic cylinder is utilized to move up and down, Thus regulate the distance between bracket and bottom bracket, so that the axostylus axostyle on bottom bracket can keep inside steel pipe gap Preferably degree of laminating, is rotationally connected, by fixed plate one end, the connected mode that the bottom bracket other end fixes the bracket of connection simultaneously Realize the rotation of bottom bracket, reach to change the distance between bracket and bottom bracket so that spacing regulation has the most stable Property.

In sum, this utility model has the advantages that

One: this welding integrated simple in construction of steel pipe joint close so that gap during steel-pipe welding remains constant, weldering Connect difficulty to reduce so that the steel pipe seam width welded keeps basically identical, thus advantageously ensures that the structure of steel pipe is strong Degree.

Its two: by connecting rod group regulation the gradient of bracket, hydraulic cylinder regulation bracket and bottom bracket between Being rotatably assorted away from, tray substrate and bottom bracket and carry out the regulation of axostylus axostyle angle of inclination, three kinds of regulation forms combine so that steel pipe closes Seam welding all-in-one can the adaptive tapered or steel pipe of circular platform type so that equipment has the wider scope of application.

Its three: this steel pipe joint close is welding integrated by bracket group, master cylinder, left and right press roll component and conveyer device Cooperate and there is higher seriality, so that steel-pipe welding has higher work efficiency so that equipment runs.

Accompanying drawing explanation

Fig. 1 is that the welding integrated structural representation of the present embodiment a kind of steel pipe joint close (is just being mainly used in embodiment device Face structure)；

Fig. 2 is that the welding integrated structural representation of the present embodiment a kind of steel pipe joint close (is mainly used in the back of the body of embodiment device Face structure)；

Fig. 3 is the structural representation of the present embodiment conveyer device；

Fig. 4 is the I portion enlarged drawing of Fig. 3；

Fig. 5 is the structural representation of the present embodiment body side frame and press roll component；

Fig. 6 is the present embodiment pressure roller head and the structural representation of slip base；

Fig. 7 is the structural representation (being mainly used in embodying crossbeam) of the present embodiment；

Fig. 8 is the structural representation (being mainly used in embodying the annexation between crossbeam and bracket group) of the present embodiment；

Fig. 9 is the structural representation of the present embodiment bracket group；

Figure 10 is that the partial structurtes schematic diagram of the present embodiment (is mainly used in embodying the pore in fixed plate and fixed plate Road)；

Figure 11 is the structural representation of the present embodiment pallet and mounting table；

Figure 12 is the structural representation (being mainly used in embodying the first boss) of the present embodiment pallet and mounting table；

Figure 13 is the structural representation of the present embodiment welding mechanism；

Figure 14 is the structural representation of the present embodiment adjusting part.

Reference: 1, main frame；2, ladder；3, master cylinder；4, conveyer device；41, roller tray；411, roller；412、 Location pedestal；42, base；421, track；5, body side frame；51, the first slide rail；52, the first mounting seat；6, press roll component；61、 Side cylinder；62, slip base；63, pressure roller head；631, first connecting rod；632, seat is connected；633, second connecting rod；634, connecting plate； 635, abutment roller；7, bracket group；71, bracket；72, bottom bracket；8, tank for coolant；9, welding mechanism；91, plumb joint；92, weldering Silk；93, adjusting part；931, location-plate；932, the first motor；933, the first movable plate；934, the second motor；935, second move Dynamic plate；94, wire spool；95, weldering gas storehouse cylinder；951, switch valve；10, control chamber；11, hydraulic oil container；12, guardrail；13, drive Part；14, fixed mechanism；141, ring is connected；142, the first threaded rod；143, nut；15, crossbeam；16, the first hinged seat；17, Two hinged seats；18, the 3rd hinged seat；19, the 4th hinged seat；20, upper mounting plate；21, connecting rod group；211, sleeve；2111, logical Hole；212, the second threaded rod；22, roll shaft；23, card and sheet；24, connecting plate group；241, fixed plate；242, articulated slab；2421, thin Duct；25, hydraulic cylinder；26, third connecting rod；27, lower installation board；28, the first pipeline；29, second pipe；30, mounting table；31、 Pallet；311, base plate；3111, the first boss；312, panel；3121, the second boss；313, it is embedded frame；32, axostylus axostyle；33, connect Frame；34, wire guide plate；35, flexible pipe；36, hard tube；37, the second slide rail；38, work platforms；39, straight-bar.

Detailed description of the invention

Referring to figs. 1 through Figure 14, this utility model embodiment is described further.

As shown in Figure 1 to Figure 2, a kind of steel pipe joint close is welding integrated, and including main frame 1, main frame 1 is tied in cuboid Structure, main frame 1 is welded by some square steel, is equipped with one and fills for transporting the conveying of steel pipe to be welded below main frame 1 Putting 4, main frame 1 is followed successively by rear side and front side, direction as illustrated by the arrows in fig. 1, steel pipe market direction, master along steel pipe market direction Connect on front side of framework 1 and have welding mechanism 9 and master cylinder 3, on front side of main frame 1, be also placed with two body side frames 5, body side frame 5 points Not being positioned at the steel pipe left and right sides, connecting on body side frame 5 has a press roll component 6 for fixing the steel pipe left and right sides, body side frame 5 with Main frame 1 is disposed adjacent, and connecting below master cylinder 3 has bracket group 7, bracket group 7 to include to be parallel to each other and set up and down Bracket 71 and bottom bracket 72, when steel pipe to be welded is moved by rear side of main frame 1 by conveyer device 4 on front side of main frame 1 Time, bracket 71 is positioned at outside steel pipe, and bottom bracket 72 is positioned at the inner side of steel pipe, time below steel pipe transmission to welding mechanism 9, first By the press roll component 6 of the left and right sides, the steel pipe left and right sides is fixed, then by welding mechanism 9, steel pipe gap is held Continuous welding, in welding process, the press roll component 6 of the left and right sides abuts steel pipe all the time.

As shown in Figure 1 and Figure 2, it is provided above a work platforms 38 at main frame 1, work platforms 38 is placed with System control box 10 and hydraulic oil container 11, hydraulic oil container 11 uses, by required in pipeline (not shown) connection equipment, the oil arrived Cylinder, staff can stand on and on work platforms 38 be controlled equipment, and work platforms 38 edge is provided with guardrail 12.

As shown in Figure 3, Figure 4, conveyer device 4 includes base 42 and roller tray 41, and base 42 is arranged in long strip type bulk, its The bearing of trend of length is the transporting direction of steel pipe, is fixed with actuator 13 in one end of base 42, and actuator 13 is hydraulic pressure Oil cylinder or motor, it is contemplated that the stability of transmission and precision, this programme selection motor is actuator 13, and motor rotation axis is same Axle connects a screw mandrel, is additionally provided with track 421 on base 42 surface, and roller tray 41 is connected by bearing roller 411, rolling Wheel 411 matches with track 421, and screw mandrel wears roller tray 41 and threadeds with it, controls motor positive and inverse and realizes roller tray 41 move back and forth along track 421, are additionally provided with some location pedestal 412 on roller tray 41, and location pedestal 412 includes two pieces Being oppositely arranged the substrate of rectangular trapezoidal shape, one-body molded composition location pedestal 412 at the upper base of two substrates, two substrates is right Claiming to arrange, the hypotenuse of two substrates constitutes the angle of 135 ° to 170 °, places steel pipe to be welded, steel tube surface in this angle Abutting against with substrate diagonal, place and just place a location pedestal 412 at interval of one meter in rolling plate, each positions pedestal 412 Between be parallel to each other, the angle angle constituted between two substrates is determined by the diameter of steel pipe, for the steel pipe of adaptive different-diameter, Location pedestal 412 is with roller tray 41 for removably connecting, and card dismounting connected mode is for being embedded cooperation, in roller tray 41 surface configuration Some grooves, location pedestal 412 is embedded in groove.

As it is shown in figure 5, the overall at right angles trapezoidal shape structure of body side frame 5, ground is fixed in the right-angle side side of body side frame 5 Face, upper bottom surface side is arranged near conveyer device 4 side, and the body side frame 5 of the left and right sides is symmetrical set with steel pipe for axis, Body side frame 5 is welded by some square steel, and the square steel surface configuration in body side frame 5 hypotenuse side has the first slide rail 51, described Being provided with press roll component 6 on first slide rail 51, press roll component 6 includes side cylinder 61 and the pressure roller head 63 abutted against with steel pipe, On first slide rail 51 of one end, bottom, the first mounting seat 52, the cylinder of side cylinder 61 it is fixedly connected with at body side frame 5 hypotenuse Body is fixed on the first mounting seat 52, side cylinder 61 and the square steel keeping parallelism of body side frame 5 hypotenuse side, side oil by securing member Cylinder 61 constitutes 60 ° of angles with horizontal plane.

As shown in Figure 5, Figure 6, press roll component 6 also includes that slip base 62, side cylinder 61 eject end fixing connection slip base 62, Slip base 62 is slidably matched with the first slide rail 51, and pressure roller head 63 includes connecting seat 632, abutment roller 635, first connecting rod 631, second Connecting rod 633 and connecting plate 634, slip base 62, in hollow rectangular structure, is provided with opening towards the side of steel pipe, in opening Embed and connect seat 632, connect seat 632 and realize being rotationally connected by first connecting rod 631 with slip base 62, first connecting rod 631 and steel Pipe is parallel to each other, and rotation direction vertically swings up and down around first connecting rod 631 for connecting seat 632, thus reaches to change The purpose of pressure roller head 63 height, this rotation direction arrange mainly for allow equipment can the steel pipe of adaptive different-diameter, even Joint chair 632 is rotationally connected two pieces of connecting plates being parallel to each other 634, second connecting rod near one end of steel pipe by second connecting rod 633 633 are mutually perpendicular to connecting plate 634, and connecting plate 634 is parallel to each other with body side frame 5 hypotenuse side steel tube surface, two connecting plates Placing two abutment roller 635 between 634, abutment roller 635 two ends are rotating with two side connecting plates 634, during steel pipe market, support Connecing roller 635 and remain that with steel tube surface rolling coordinates, the unitary rotation direction of connecting plate 634 and abutment roller 635 is around second Connecting rod 633 swings along steel pipe market direction；The rotation of the direction make pressure roller head 63 can abutment surface inclined Steel pipe, simultaneously because steel pipe is constantly in the state of motion, the rotation of the direction is it can be avoided that pressure roller head 63 supports with steel pipe rigidity Connect, swing and can play certain cushioning effect.Owing to connecting between seat 632 and slip base 62 for being rotationally connected, in order to Position after fixing rotation, is additionally provided with fixed mechanism 14 connecting between seat 632 and slip base 62, and fixed mechanism 14 includes one Hold with connecting the first threaded rod 142 of ring 141 and being positioned at the nut 143 on the first threaded rod 142, connect ring 141 sheathed To realize being rotatably assorted of the first threaded rod 142 and first connecting rod 631 on first connecting rod 631, slip base 62 is provided with Waist type groove, the first threaded rod 142 back to connect ring 141 one end wear waist type groove, the first threaded rod 142 can in waist type groove edge Vertical direction moves up and down, and first threaded rod 142 part is positioned at slip base 62, and a part is positioned at outside slip base 62, spiral shell Cap 143 is provided with two, is respectively positioned on the first threaded rod 142 and two nuts 143 lay respectively at slip base 62 inner side and outer side also The position abutting against to realize on the first threaded rod 142 vertical direction with slip base 62 is fixed, and is finally reached whole pressure roller head 63 Fixing of position.Connecting plate 634 realizes and being rotatably assorted of being connected seat 632 entirely through second connecting rod 633 with abutment roller 635, Owing to abutment roller 635 directly abuts steel tube surface, so need not be fixed adding remaining mechanism.Due to body side frame 5 Having certain height, so being correspondingly arranged on ladder 2 in body side frame 5 front, it is right that staff can stand on ladder 2 Press roll component 6 on body side frame 5 is adjusted.

As it is shown in fig. 7, be additionally provided with crossbeam 15 on front side of main frame 1, crossbeam 15 and steel pipe are in being horizontally disposed with and being positioned at steel pipe Top, crossbeam 15 make with main frame 1 material identical also be use square steel, the left side on front side of the two ends of crossbeam 15 and main frame 1 Right two square steel side slip being used as column coordinate, and two, the left and right on front side of main frame 1 is used as on the square steel side of column Arranging the second slide rail 37, crossbeam 15 two ends are slidably matched with the second slide rail 37, and the cylinder body of master cylinder 3 is positioned on work platforms 38, The knock-pin of master cylinder 3 extends straight down and fixes the centre position of connecting cross beam 15, by master cylinder 3 knock-pin back and forth Flexible realize crossbeam 15 and move up and down along the second slide rail 37.

As shown in Figure 8, Figure 9, the centre position of crossbeam 15 lower surface is provided with the first hinged seat 16, in bracket 71 Surface configuration has the second hinged seat 17, the first hinged seat 16 and the second hinged seat 17 to realize being rotationally connected by a pole, crossbeam 15 with bracket 71 in being mutually perpendicular to；It is additionally provided with the 3rd hinged seat 18, in bracket 71 in the centre position of crossbeam 15 side Upper surface is provided with upper mounting plate 20, arranges the 4th hinged seat 19 on upper mounting plate 20, and the 4th hinged seat 19 is positioned at bracket 71 centre positions along its length, the 4th hinged seat 19 and the second hinged seat 17 spacing 0.5 meter, bracket 71 is predominantly located in Main frame 1 is internal, and fraction bracket 71 extends to outside main frame 1, sets between the 3rd hinged seat 18 and the 4th hinged seat 19 Having connecting rod group 21, connecting rod group 21 to include sleeve 211, two second threaded rods 212, the second threaded rod 212 is respectively with the 3rd Hinged seat 18 and the 4th hinged seat 19 are rotationally connected, and the second threaded rod 212 wears sleeve 211 two ends respectively and joins with its screw thread Closing, be provided with a through hole 2111 on sleeve 211, be used for wearing rotation bar (not shown), staff is rotated by rotation Bar, band moving sleeve 211 rotates around own axes so that the second threaded rod 212 stretches into or departs from inside sleeve 211, it is achieved even The regulation of extension bar group 21 length, makes bracket 71 run-off the straight, and then realizes the regulation of bracket 71 levelness.

As it is shown in figure 9, the frame like structure of bracket 71 generally long strip type, divide along its length direction in bracket 71 Being furnished with some rolling members, rolling member is roll shaft 22, and roll shaft 22 is rotating with bracket 71 inwall, and each roll shaft 22 is the most right Ying Youyi card and sheet 23, card and sheet 23 are in circular setting, and card and sheet 23 are socketed in outside roll shaft 22 and both present and coaxially set The integrated formed structure put, roll shaft 22 and card and sheet 23 are made by the pig iron, and roll shaft 22 is connected to the outside in steel pipe gap, card and Sheet 23 is embedded in steel pipe gap, and when conveyer device 4 drives steel pipe to move, roll shaft 22 rolls at outer surface of steel tube all the time, card Rolling in the gap of steel pipe with sheet 23, the both side surface of card and sheet 23 keeps abutting with two sides, steel pipe gap all the time；Pop-up Being attached by connecting plate group 24 between frame 71 and bottom bracket 72, connecting plate group 24 includes fixed plate 241 and articulated slab 242, Fixed plate 241 and articulated slab 242 are in being vertically arranged, and during welding, fixed plate 241 and articulated slab 242 are positioned in steel pipe gap, so The thickness of fixed plate 241 and articulated slab 242 is less than or equal to steel pipe gap, and bracket 71 and bottom bracket 72 are along steel pipe market direction Being followed successively by tail end and head end, bracket 71 tail end is achieved a fixed connection by securing member with fixed plate 241, fixed plate 241 with under Bracket 72 tail end by bearing pin realize be rotationally connected, upper mounting plate 20 is placed with a hydraulic cylinder 25, hydraulic cylinder 25 cylinder body in Being vertically arranged and be fixedly connected on upper mounting plate 20, hydraulic cylinder 25 knock-pin wears upper mounting plate 20 and extends also to bottom bracket 72 direction And connecting hinge fishplate bar 242, bottom bracket 72 is identical with bracket 71 structure, and in bottom bracket 72, interposition along its length installs Having third connecting rod 26, third connecting rod 26 to be mutually perpendicular to bottom bracket 72 inwall, third connecting rod 26 wears articulated slab 242 and realizes both Be rotatably assorted, in order to improve stability when articulated slab 242 moves up and down, in bottom bracket 72, be additionally provided with lower installation board 27, when bracket 71 is parallel with bottom bracket 72, lower installation board 27 and upper mounting plate 20 keeping parallelism, lower installation board 27 is arranged Waist type groove, articulated slab 242 wears waist type groove.

As shown in Fig. 7, Figure 10, Figure 11, in fixed plate 241, offer two tubuluses 2421 vertically, carefully The upper end in duct 2421 connects tank for coolant 8 by the first pipeline 28, and tank for coolant 8 is placed on the side of main frame 1, at pore The lower end in road 2421 also connects second pipe 29, and this second pipe 29 is along the bottom bracket 72 pallet to bottom bracket 72 head end Axostylus axostyle 32 in 31 dispels the heat.The tubulus 2421 that coolant flow in fixed plate 241 from tank for coolant 8, then by second Pipeline 29 flows to axostylus axostyle 32, by this structure to carrying out cooling heat radiation at steel-pipe welding and directly entering the axostylus axostyle 32 in pallet 31 The mode of row heat radiation is compared, owing to steel pipe is constantly in the state of motion, so this structure makes the first pipeline of above-mentioned connection 28 and second pipe 29 will not with motion steel pipe interfere, it is to avoid affect the seriality of welding sequence.

As shown in Figure 11, Figure 12, it is extended with a mounting table 30, mounting table to steel pipe market direction at the head end of bottom bracket 72 30 are made up of two blocks of steel plates being parallel to each other, and connecting on mounting table 30 has the pallet 31 for placing axostylus axostyle 32, and pallet 31 wraps Including base plate 311, panel 312 and be embedded frame 313, being provided with the first boss 3111 below base plate 311, the first boss 3111 embeds to be placed Between two block plates of platform 30, base plate 311, in being horizontally disposed with, wears a threaded rod also on the first boss 3111 and mounting table 30 Fixing to realize being rotationally connected of base plate 311 and mounting table 30 by securing member, thus reach adjustable plate gradient to change axle The purpose of bar 32 gradient, panel 312 is placed on base plate 311, is provided with some waist type grooves, in waist type groove on panel 312 Wearing threaded rod and fix through securing member, threaded rod is fixed on base plate 311 upper surface, and panel 312 can be real by waist type groove The position of the existing left and right sides is moved, and panel 312 upper surface has upwardly extended the second boss 3121, by weldering on the second boss 3121 The mode connect connects and is embedded frame 313, places axostylus axostyle 32 in being embedded frame 313, and axostylus axostyle 32 axis is parallel to each other with steel pipe axis, axostylus axostyle 32 sides abut with inside steel pipe gap all the time, in order to avoid welding fluid solidifies with axostylus axostyle 32, so table outside axostylus axostyle 32 Face arranges barrier layer, and barrier layer is made up of brass material, and this programme directly selects the axostylus axostyle 32 that simple brass is made, and axostylus axostyle 32 presents Cylindric, it is made up of two semicylinders so being embedded frame 313, two semicylinders offer arcuate groove, axostylus axostyle 32 is embedded In arcuate groove, axostylus axostyle 32 upper surface is final and bottom bracket 72 upper surface is in same level height.

As shown in Fig. 7, Figure 13, welding mechanism 9 include plumb joint 91, weldering gas storehouse cylinder 95, welding wire 92, wire spool 94 and for The adjusting part 93 in regulation plumb joint 91 direction, above-mentioned weldering gas storehouse cylinder 95 is fixedly connected on the side of main frame 1 work platforms 38, Weldering gas storehouse cylinder 95 is positioned at the front side of main frame 1, is provided with the switch valve 951 controlling its opening and closing, welds gas storehouse on weldering gas storehouse cylinder 95 Cylinder 95 is by flexible pipe 35 connecting welding head 91, and welding wire 92 is around on wire spool 94, and wire spool 94 is hung by the link 33 of a L-type It is located on front side of main frame 1.As shown in figure 14, adjusting part 93 include location-plate the 931, first motor the 932, first movable plate 933, Second motor the 934, second movable plate 935, location-plate 931 is welded in crossbeam 15 opposite side frames 5 one side surface, at location-plate The first motor 932 is fixed on the surface of 931, and the first motor 932 rotary shaft straight down, on location-plate 931, move by laminating first Plate 933, the first movable plate 933 and location-plate 931 realize being slidably matched by slide block and chute, and chute is positioned at location-plate 931 table Face, slide block is positioned at the first movable plate 933 relative localization plate 931 1 side surface, and the first motor 932 rotary shaft outer surface is provided with spiral shell Stricture of vagina, the first motor 932 rotary shaft wear the first movable plate 933 and with its threaded engagement, rotated by the first motor 932 and realize the The motion that one movable plate 933 is vertically gone up.Connection is fixed back to location-plate 931 1 side surface at the first movable plate 933 Two motors 934, the second motor 934 rotary shaft in being horizontally disposed with, the second movable plate 935 of fitting on the first movable plate 933, second Movable plate 935 and the first movable plate 933 realize being slidably matched by slide block and chute, chute be positioned at the first movable plate 933 back to Location-plate 931 1 side surface, slide block is positioned at the second movable plate 935 relative localization plate 931 1 side surface, and the second motor 934 rotates Axle outer surface is provided with screw thread, the second motor 934 rotary shaft wear the second movable plate 935 and with its threaded engagement, by second electricity Machine 934 realizes the second movable plate 935 and can move the left and right sides in the horizontal direction.At the second movable plate 935 back to location-plate 931 1 side surfaces connect wire guide plate 34, and wire guide plate 34 offers waist type groove, and the welding wire 92 in wire spool 94 wears wire guide plate Waist type groove on 34, wears in plumb joint 91 the most again, also sets up and be connected to weld between plumb joint 91 with wire guide plate 34 The hard tube 36 of 91, hard tube 36 is in being vertically arranged, and it primarily serves the effect of protection welding wire 92, hard tube 36 and the second movable plate 935 surfaces are connected by a straight-bar 39, and welding wire 92 wears and enters back into plumb joint 91 into after hard tube 36, and plumb joint 91 is positioned at axostylus axostyle The surface of 32.

Concrete welding process: when needing the straight steel pipe that steel pipe is column type of welding, steel pipe is placed on conveyer device 4 Roller tray 41 on, during placement, the gap of steel pipe is upward, is rotated by driven by motor screw mandrel so that roller tray 41 is on base 42 Rolling, direction motion on front side of main frame 1, regulation master cylinder 3 controls crossbeam 15 and slides up and down so that the torr below crossbeam 15 Frame group 7 is in an applicable height, and steel pipe enters in main frame 1, and bracket 71 is positioned at the outside of steel pipe, bottom bracket 72 In the inner side of steel pipe, stop roller tray 41 and move, control master cylinder 3 and move so that card and sheet 23 in bracket 71 embed steel In pipe seam gap, roll shaft 22 abuts the outside in steel pipe gap；Articulated slab 242 is driven to move up and down by hydraulic cylinder 25 again so that under Bracket 72 can rotate around the bearing pin of fixed plate 241 with bottom bracket 72 tail end, and then makes pallet 31 in the vertical direction Position change, make axostylus axostyle 32 abut inside steel pipe gap；In order to make axostylus axostyle 32 more fit inside steel pipe gap, logical Cross Rotary tray 31 base plate 311 change axostylus axostyle 32 angle of inclination (now be typically allow axostylus axostyle 32 be in level) or It is to make axostylus axostyle 32 can be subjected to displacement toward the steel pipe left and right sides to reach to carry and do axostylus axostyle 32 and steel pipe gap by movable panel 312 The purpose of inner side laminating degree；Afterwards according to different diameter of steel tube, regulation pressure roller head 63 makes it rotate around first connecting rod 631, reaches To the purpose of pressure roller head 63 altitude mixture control, then it is flexible to control side cylinder 61 so that the abutment roller 635 on pressure roller head 63 abuts steel pipe The left and right sides；By control and regulation assembly 93 so that plumb joint 91 is connected to the outside in steel pipe gap, restart motor and drive Roller tray 41, welding mechanism 9 brings into operation, and welding fluid flows in the gap between steel pipe, closes steel pipe gap by axostylus axostyle 32 Inner side, when steel pipe moves forward, axostylus axostyle 32 is connected to the inner side in steel pipe gap all the time, and roll shaft 22 abuts outside steel pipe gap all the time Side, card and sheet 23 are embedded in steel pipe gap, all the time until whole steel-pipe welding completes.

When the steel pipe needing welding is tapered or during circular platform type, i.e. when steel pipe is placed on roller tray 41, steel pipe stitches Gap is inclined to be set up, regulation in the motion mode of conveyer device 4, the fixed form of left and right press roll component 6, welding mechanism 9 As the regulative mode of assembly 93, the regulative mode of pallet 31 all keep, be in place of difference to need to regulate connecting rod group 21 with Change the angle of inclination of bracket 71 so that the gap keeping parallelism that bracket 71 is to be welded with steel pipe, thus ensure card and sheet 23 can embed in gap, roll shaft 22 can abut outside steel pipe gap, is that Rotary tray 31 base plate 311 changes in place of another difference Become the angle of inclination of axostylus axostyle 32 so that the gap keeping parallelism that axostylus axostyle 32 can be to be welded with steel pipe, when conveyer device 4 drives steel When pipe moves forward, owing to steel pipe gap is inclined, so system control box 10 needs to control master cylinder 3 continues upward shifting Dynamic, to ensure that roll shaft 22, card and sheet 23, axostylus axostyle 32 in bracket 71 and bottom bracket 72 all keep original state with steel pipe Position relationship.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, without departing from the some improvement under this utility model principle premise and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims (10)

1. a steel pipe joint close is welding integrated, including main frame (1), is connected to main frame (1) and in the main oil being vertically arranged Cylinder (3), it is connected to main frame (1) and is positioned at the welding mechanism (9) above steel pipe, is positioned at main frame (1) lower section and treats for conveying The conveyer device (4) of welded still pipe, being positioned at the body side frame (5) of the steel pipe left and right sides, the upper connection of described body side frame (5) has for solid Determine the press roll component (6) of the steel pipe left and right sides, it is characterised in that described master cylinder (3) ejects end connection bracket group (7), torr Frame group (7) is positioned at above steel pipe and in parallel, described bracket group (7) include being positioned at the bracket (71) outside steel pipe and It is positioned at the bottom bracket (72) inside steel pipe, is provided with connecting plate group (24) between bracket (71) with bottom bracket (72) and by its phase Connecting, connecting plate group (24) wears steel pipe gap, and described bracket (71) is if being provided with for abutting the dry milling in gap outside steel pipe Moving part, described bottom bracket (72) is provided with the axostylus axostyle (32) for abutting gap inside steel pipe, and axostylus axostyle (32) is positioned at welding mechanism (9) Lower section, axostylus axostyle (32) surface is provided with the barrier layer solidified for barrier welding fluid, described bracket (71) or bottom bracket (72) with it On be provided with some cards and the sheet (23) being embedded in steel pipe gap along steel pipe gap length direction and card.

A kind of steel pipe joint close the most according to claim 1 is welding integrated, it is characterised in that described bracket (71) is for long Stripe shape frame like structure, the cylindrical setting of described rolling member, described rolling member is positioned at bracket (71) and is that rotation is joined with it Close.

A kind of steel pipe joint close the most according to claim 2 is welding integrated, it is characterised in that described card and sheet (23) are positioned at In bracket (71), described card and sheet (23) are circular ring, described card and sheet (23) and rolling member one_to_one corresponding, card and sheet (23) it is socketed on outside rolling member and both are in the integrative-structure being coaxially disposed.

A kind of steel pipe joint close the most according to claim 3 is welding integrated, it is characterised in that described bottom bracket connects on (72) Being connected to the pallet (31) for placing axostylus axostyle (32), described pallet (31) removably connects with bottom bracket (72).

A kind of steel pipe joint close the most according to claim 4 is welding integrated, it is characterised in that described pallet (31) include with The base plate (311) that bottom bracket (72) is rotatably assorted, described base plate (311) is connected by securing member and has panel (312), described Be fixed with on plate (312) coordinate with axostylus axostyle (32) inlay card be embedded frame (313).

A kind of steel pipe joint close the most according to claim 5 is welding integrated, it is characterised in that described panel (312) can edge Direction, the steel pipe left and right sides is moved, and described panel (312) surface offers long strip type groove, and described securing member wears groove and fixes In base plate (311).

A kind of steel pipe joint close the most according to claim 6 is welding integrated, it is characterised in that described bottom bracket (72) is close Welding mechanism (9) one end is extended with a mounting table (30) to steel pipe market direction, and described pallet (31) is connected to mounting table (30), Described axostylus axostyle (32) welding mechanism (9) side surface relatively is same water with bottom bracket (72) relative bracket (71) side surface Flat height.

8. welding integrated according to a kind of steel pipe joint close described in claim 1 or 7, it is characterised in that described master cylinder (3) with Being additionally provided with between bracket group (7) with main frame (1) vertically in the crossbeam (15) being slidably matched, described master cylinder (3) pushes up Going out to hold connecting cross beam (15), described crossbeam (15) connects bracket group (7).

A kind of steel pipe joint close the most according to claim 8 is welding integrated, it is characterised in that described crossbeam (15) and pop-up Be provided with the connecting rod group (21) for controlling bracket (71) gradient between frame (71), connecting rod group (21) two ends respectively with horizontal stroke Beam (15) and bracket (71) are hinged, and described connecting rod group (21) bracket (71) relatively is inclined to set.

A kind of steel pipe joint close the most according to claim 1 is welding integrated, it is characterised in that described connecting plate (634) group Including fixed plate (241) and articulated slab (242), described fixed plate (241) one end and bracket (71) are back to welding mechanism (9) End is fixing to be connected, and the other end is rotationally connected back to the end of welding mechanism (9) with bottom bracket (72), in described bracket (71) Being provided with hydraulic cylinder (25), hydraulic cylinder (25) connecting hinge fishplate bar (242), articulated slab (242) and bottom bracket (72) are in hinged setting.