CN207735742U

CN207735742U - Pipeline detours welding tractor automatically

Info

Publication number: CN207735742U
Application number: CN201721764791.0U
Authority: CN
Inventors: 孙红安; 蔡红斌
Original assignee: XIAOGAN CITY SENMAO LASER NUMERICAL CONTROL EQUIPMENT CO Ltd
Current assignee: XIAOGAN CITY SENMAO LASER NUMERICAL CONTROL EQUIPMENT CO Ltd
Priority date: 2017-12-18
Filing date: 2017-12-18
Publication date: 2018-08-17
Anticipated expiration: 2027-12-18

Abstract

It detours automatically welding tractor the utility model discloses a kind of pipeline, side installation motor couples worm screw and worm gear by shaft coupling on vehicle frame, worm screw is fixed on by worm bearing in vehicle frame, worm gear is fixedly mounted on the worm gear shaft, drive sprocket and double strand chain are fixedly mounted on worm gear shaft, double strand chain is mounted on drive sprocket and is wound on welded pipe line excircle to interface side, driven sprocket is installed respectively on the roller shaft of left and right both ends setting below vehicle frame, two driven sprockets are separately mounted on the double strand chain of drive sprocket both sides, and are engaged and compressed with double strand chain；Idler wheel on roller shaft is separately positioned on the both sides of driven sprocket and duplex chain wheel；The axially mounted welding gun system of vehicle frame upper edge pipeline, trolley is run along double strand chain in pipeline excircle, driven sprocket is moved along double strand chain simultaneously, trolley travelling does not depart from pipeline and carries out pipeline whole process to interface automatic welding, different pipe diameters are adapted to by chain length adjustment, quick installation, it is of low cost, it is widely used.

Description

Pipeline detours welding tractor automatically

Technical field

It detours automatically welding tractor the utility model is related to a kind of pipeline, welding gun is carried to each metalloid using detour trolley Pipeline carries out automatic welding, belongs to welding processing technical field.

Background technology

Long distance pipeline is the important means of modern property conveying, and pipeline welding is the key that long distance pipeline is laid with.Many pipes Road laying project all has the characteristics that long range, Large Diameter Pipeline, big wall thickness, only relies on welding electrode arc welding, not only labor intensity Greatly, low production efficiency, and influenced by artificially manually operated, welding quality is also difficult to reach requirement, for this purpose, producing pipeline Automatic welding machine.

Currently, track tube welder has high quality and high efficiency, but more difficult adaptation pipe diameter changes, and track The track of tube welder is fixed complicated on pipeline, these back works in place whether directly affect the smooth of automatic welding With quality, and field work operating above ground and installation it is extremely inconvenient, there is stability of creeping, safety pipe diameter different from adaptation Problem, pipeline welding quality quality cannot be guaranteed.

Utility model content

Problem to be solved in the utility model is that the more difficult adaptation welded pipe line diameter of existing track tube welder is overcome to become Change and carry out pipeline welding, track pipeline and welding installation equipment are complicated, and welding quality is difficult to reach the problem of standard requires, and provides A kind of pipeline detours welding tractor automatically, and automatic detour welding tractor can be run along double strand chain around pipeline stabilization, and in pipeline All positon does not depart from the operating mechanism and method of pipeline, by the selection of chain length with adapt to different pipe diameters installation, The mechanism and method of adjustment, the method can be installed fast and of low cost, while be applicable in different-diameter pipeline, be widely used, It is easy to spread.

In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of welding of detouring automatically of pipeline is small Setting roller shaft and idler wheel below vehicle, including vehicle frame, vehicle frame, it is characterised in that：Side installation motor passes through connection on the vehicle frame Axis device couples worm screw and worm gear, the worm screw are fixed on by worm bearing in vehicle frame, and the worm gear is fixedly mounted on the worm gear shaft, institute It states and is fixedly mounted with drive sprocket on worm gear shaft, double strand chain is installed on the drive sprocket, the double strand chain passes through drive sprocket Welded pipe line excircle is wound on to interface side,

Below the vehicle frame driven sprocket, described two driven chains are separately installed on the roller shaft of left and right both ends setting Wheel is separately mounted on the double strand chain of drive sprocket both sides, and is engaged and compressed with double strand chain；

The vehicle frame upper edge pipeline is axially installed with welding gun joining beam, and welding gun system is installed on the welding gun joining beam.

Preferably, other side installation tightening screw, tightening screw in compression side driven sprocket exist on the vehicle frame On double strand chain, and double strand chain is made to take up welded pipe line excircle.

Preferably, both ends are separately installed with idler wheel on the roller shaft, the idler wheel is contacted with pipeline outer circumference surface.

Preferably, the idler wheel on the roller shaft is separately positioned on the both sides of driven sprocket and duplex chain wheel.

Preferably, the double strand chain setting activity section header adjustment length is overlapped with pipeline perimeter.

Preferably, arc welding gun head align with tube excircle is arranged on the welding gun system to interface.

Preferably, installing small bearing on the worm bearing, the worm screw is packed in by small bearing on worm bearing.

The utility model has the advantages and positive effects of：

1, the utility model pipeline detours welding tractor automatically, due to using the trolley body that can be run around pipeline stabilization, And the operating mechanism and method of pipeline are not departed from pipeline all-position, and the rotation of principal and subordinate's movable sprocket is driven by worm and gear, it is double Chain takes up welded pipe line excircle, and the selection of chain length is to adapt to mechanism and the side of installation, the adjustment of different pipe diameters Method, the method can be installed fast and of low cost, while be applicable in different-diameter pipeline, be widely used, easy to spread.

2, the utility model pipeline detours welding tractor automatically, due to using installing drive sprocket, double strand chain on vehicle frame It on drive sprocket and takes up in welded pipe line excircle to interface side, the left and right both ends in vehicle frame lower section are separately installed with Roller shaft and driven sprocket, two driven sprockets are separately mounted on the double strand chain of drive sprocket both sides, tighten screw in compression Side driven sprocket is engaged with double strand chain, and double strand chain is made to take up welded pipe line excircle, and trolley bottom roller is set respectively It sets in the both sides of duplex chain wheel and is contacted with pipeline outer circumference surface, vehicle structure is reasonable, so that trolley is run around pipeline stabilization, trolley Along double strand chain, all positon does not depart from conduit running on pipeline, while trolley idler wheels roll on pipeline.

3, the utility model pipeline detours welding tractor automatically, due in the axially mounted welding gun system of trolley frame upper edge pipeline System, makes arc welding gun head align with tube excircle to interface, and trolley smooth operation one week on double strand chain along pipeline outer circle directly will Pipeline seamless welding is docked, welds without dead angle, adapts to various diameter pipes, only need to change double strand chain length, and by double strand chain Item take up on welded pipe line excircle to interface side, tightening screw in compression double strand chain is used in combination, you can using automatically around The automatic welding that row welding tractor completes pipeline is whole.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model pipeline detour welding tractor automatically；

Fig. 2 is the sectional structure of the utility model pipeline worm gear shaft of detour welding tractor, worm gear and drive sprocket automatically Schematic diagram；

Fig. 3 is the utility model pipeline roller shaft of detour welding tractor, idler wheel and driven sprocket and welding gun system automatically Schematic cross-sectional view；

1- double strand chains, 2- tighten screw, 3- nuts, 4- vehicle frames, the left wallboards of 5-, 6- welding gun joining beams, 7- worm bearings, 8- Small bearing, 9- worm screws, 10- shaft couplings, 11- driven sprockets, 12- motor wallboards, 13- motors, 14- wallboards, 15- worm gear shafts, 16- Worm gear, 17- drive sprockets, 18- activity section headers, 19- pipelines, 20- idler wheels, 21- roller shafts, 23- welding gun systems, 24- arc welding gun heads, 25- is to interface.

Specific implementation mode

In order to be better understood from the utility model, with reference to specific embodiments and the drawings to the utility model into advance one The description of step.

As shown in Figure 1, 2, 3, the utility model provides a kind of pipeline and detours automatically welding tractor, and trolley is by vehicle frame structure At vehicle frame is equipped with left wallboard, motor wallboard and another two framed side wallboard, and motor, shaft coupling, worm screw, snail are equipped in car frame Wheel, worm gear shaft, drive sprocket, double strand chain, sprocket shaft, driven sprocket；Left and right both ends are separately installed with two rollings below vehicle frame Wheel shaft and four rolling.

Transmission gear for electric motor, installs motor on vehicle frame on the motor wallboard of side, installation shaft coupling and couple on motor shaft Small bearing is installed at worm screw, worm screw both ends respectively, and small bearing is packed on worm bearing, and worm screw is fixed on vehicle frame by worm bearing It is interior；Worm and wheel engages, and worm gear is fixedly mounted on the worm gear shaft, drive sprocket is fixedly mounted on worm gear shaft, i.e. worm gear and drive sprocket is same Axis, drive sprocket are engaged with double strand chain, and double strand chain is mounted on drive sprocket, and is taken up in welded pipe line excircle；It is double Row chain item takes up the side to interface in welded pipe line excircle.

Left and right both ends are separately installed with left and right two roller shafts below vehicle frame, and driven sprocket is installed respectively on roller shaft, Two driven sprockets are separately mounted on the double strand chain of drive sprocket both sides；Installation tightening spiral shell on the left wallboard in the other side on vehicle frame Nail tightens the side that the nut on screw is fastened on left wallboard, tightens screw in compression side driven sprocket on double strand chain, and Double strand chain is set to take up welded pipe line excircle, double strand chain adjusts length by setting activity section header and overlapped with pipeline perimeter； The four rolling of small car bottom is separately mounted to the both sides of driven sprocket and duplex chain wheel, and idler wheel is contacted with pipeline outer circumference surface.

Another framed side wallboard upper edge pipeline of vehicle frame axially mounted welding gun joining beam installs welding gun system, welding gun system on welding gun joining beam Arc welding gun head is installed, arc welding gun head align with tube excircle is to interface on system.

A kind of pipeline detour welding job principle automatically, makes automatic detour welding tractor, installation motor in car frame, Shaft coupling couples worm screw and worm gear, drive sprocket, and worm gear is installed on the worm gear shaft with drive sprocket, installation rolling below car frame Wheel shaft and driven sprocket, driven sprocket is mounted on drive sprocket both sides and is pressed on double strand chain, while tightening screw in compression one Side driven sprocket makes double strand chain take up welded pipe line excircle.

Welding tractor has an automatic stinger loop function, on two roller shafts that the small left and right both ends of car bottom are installed respectively Four rolling is installed, four rolling is separately mounted to driven sprocket and double strand chain both sides, four rolling and pipeline outer circumference surface Contact, trolley are placed in welded pipe line excircle to interface side, and trolley is moved by drive sprocket along double strand chain, and two driven Sprocket wheel is moved along double strand chain, and trolley four rolling is around pipeline excircle rolling-operation, drive sprocket, double strand chain driven sprocket Rotation does not depart from pipeline with trolley travelling.

Welding tractor detours welded pipe line automatically, and vehicle frame upper edge pipeline is axially installed with welding gun system, is set on welding gun system Arc welding gun head align with tube excircle is set to interface, trolley along double strand chain in pipeline excircle to interface side around pipeline excircle Stable operation, trolley are moved by idler wheel and tube contacts supporting carriage, and trolley carries out pipeline whole process to interface automatic welding.

The embodiments of the present invention are described in detail above, but the content is only the preferable of the utility model Embodiment should not be considered as limiting the scope of the present invention.It is all to become according to impartial made by the scope of the utility model Change and improve etc., it should all still belong within this patent covering scope.

Claims

Setting roller shaft and idler wheel below the welding tractor 1. a kind of pipeline detours automatically, including vehicle frame, vehicle frame, it is characterised in that： Side installation motor couples worm screw by shaft coupling on the vehicle frame and worm gear, the worm screw are fixed on vehicle frame by worm bearing Interior, the worm gear is fixedly mounted on the worm gear shaft, and drive sprocket is fixedly mounted on the worm gear shaft, double strand chain is equipped on the drive sprocket Item, the double strand chain are wound on welded pipe line excircle to interface side by drive sprocket；

Below the vehicle frame driven sprocket, described two driven sprockets point are separately installed on the roller shaft of left and right both ends setting An Zhuan not be on the double strand chain of drive sprocket both sides, and engage and compress with double strand chain；

The vehicle frame upper edge pipeline is axially installed with welding gun joining beam, and welding gun system is installed on the welding gun joining beam.
The welding tractor 2. a kind of pipeline according to claim 1 detours automatically, it is characterised in that：The other side on the vehicle frame Installation tightening screw, tightening screw in compression side driven sprocket make double strand chain take up welded pipe on double strand chain Road excircle.
The welding tractor 3. a kind of pipeline according to claim 1 detours automatically, it is characterised in that：Both ends on the roller shaft It is separately installed with idler wheel, the idler wheel is contacted with pipeline outer circumference surface.
The welding tractor 4. a kind of pipeline according to claim 1 detours automatically, it is characterised in that：Rolling on the roller shaft Wheel is separately positioned on the both sides of driven sprocket and duplex chain wheel.
The welding tractor 5. a kind of pipeline according to claim 1 detours automatically, it is characterised in that：The double strand chain setting Movable section header adjustment length is overlapped with pipeline perimeter.
The welding tractor 6. a kind of pipeline according to claim 1 detours automatically, it is characterised in that：It is set on the welding gun system Arc welding gun head align with tube excircle is set to interface.
The welding tractor 7. a kind of pipeline according to claim 1 detours automatically, it is characterised in that：Pacify on the worm bearing Small bearing is filled, the worm screw is packed in by small bearing on worm bearing.