The utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of tank interior automatic welding device, comprise: the centre bearing device, be connected with on the described centre bearing device be disperse distribution, to a plurality of radial bearings that extend away from the direction of described centre bearing device; Supporting device for sluing mechanisms, described supporting device for sluing mechanisms can be rotatably set in the top of described centre bearing device; Welder, described welder has the column that is arranged on described supporting device for sluing mechanisms upper surface movably, be connected with the welding beam that can move along level and vertical direction at described column, but be connected with the welding gun that along continuous straight runs moves at an end of described welding beam; Rail assembly, described rail assembly is arranged on the upper surface of described radial bearing, the ring ring that comprises a plurality of concentric settings, wherein the described ring ring of diameter maximum is protected supporting track for the back of the body that is used for supporting back of the body protection device, and all the other described ring rings are for being used for the Weld-supporting track of the described supporting device for sluing mechanisms of supporting; Back of the body protection device, described back of the body protection device are bearing in the described back of the body and protect on the supporting track, when welding and described supporting device for sluing mechanisms rotate synchronously.
Preferably, described radial bearing comprises upper support beam and lower deck carline, and an end of described upper support beam is connected with described centre bearing device, and described lower deck carline removably is connected the lower surface of described upper support beam.
Preferably, below described lower deck carline, be provided with along a plurality of supporting housings of vertical distribution of described lower deck carline.
Preferably, the upper surface away from the end of described centre bearing device at described lower deck carline is provided with positioner.
Preferably, described supporting device for sluing mechanisms comprises the driving beam, and an end of described driving beam rotatably is connected the top of described centre bearing device, and the other end of described driving beam is provided with the drive unit that is connected for described Weld-supporting track.
Preferably, described supporting device for sluing mechanisms also comprises: lengthening beam, one end of described lengthening beam rotatably is connected the top of described centre bearing device, the other end of described lengthening beam is connected with described driving beam, makes a described end of described driving beam rotatably be connected the top of described centre bearing device by described lengthening beam; Buttress brace, described buttress brace is connected the upper surface of described driving beam and described lengthening beam, and is used for installing described welder.
Preferably, described welding beam is provided with plasma welding power supply and the wire feeder that is connected with described welding gun.
According to tank interior automatic welding device of the present utility model, adopt rotatable automatic welding device that the inside of tank body is welded, realized in tank interior tank body being carried out the automation welding, replaced artificial welding manner in the past, improved operating efficiency significantly, and can not cause the welding quality fluctuation because of different operating Personnel Skill Levels's difference, eliminate operating personnel's human factor, guarantee the stable of welding quality.
Introduced the concept of a series of reduced forms in the utility model content part, this will further describe in specific embodiment part.The utility model content part does not also mean that key feature and the essential features that will attempt to limit technical scheme required for protection, does not more mean that the protection domain of attempting to determine technical scheme required for protection.
Below in conjunction with accompanying drawing, describe advantage of the present utility model and feature in detail.
The specific embodiment
In the following description, having provided a large amount of concrete details understands the utility model more completely in order to provide.Yet, it will be apparent to one skilled in the art that the utility model can need not one or more these details and implemented.In other example, for fear of obscuring with the utility model, be not described for technical characterictics more well known in the art.
In order thoroughly to understand the utility model, detailed structure will be proposed in following description.Obviously, execution of the present utility model is not limited to the specific details that those skilled in the art has the knack of.Preferred embodiment of the present utility model is described in detail as follows, yet except these were described in detail, the utility model can also have other embodiments.
The utility model discloses a kind of tank interior automatic welding device, as shown in Figure 1, mainly comprise centre bearing device 10, radial bearing 30, supporting device for sluing mechanisms 50, welder 70, rail assembly 90 and back of the body protection device (not shown).Wherein, be connected with on the centre bearing device 10 as shown in Figure 2 be disperse distribution, to a plurality of radial bearings 30 that extend away from the direction of centre bearing device 10.Supporting device for sluing mechanisms 50 can be rotatably set in the top of centre bearing device 10, the rotation of supporting device for sluing mechanisms 50 can be by in centre bearing device 10 motor being set and decelerator carries out centre-driven, also can be by supporting device for sluing mechanisms 50 away from the end motor be set carry out peripheral driver.Welder 70 has column 71, and this column 71 is arranged on the upper surface of supporting device for sluing mechanisms 50 movably, thereby makes whole welder 70 be arranged on the upper surface of supporting device for sluing mechanisms 50 movably.Column 71 is provided with can be along level and the vertical welding beam 73 that moves of both direction, and the movement of this welding beam 73 can drive by motor and decelerator, and leads by means of optical axis guide rail, to guarantee the smooth and easy movement of welding beam 73.But the end at welding beam 73 is connected with the welding gun 75 that along continuous straight runs moves, and just can realize the adjustment of the position of Butt welding gun 75 by welding beam 73 along the movement of level and/or vertical direction and the movement of welding gun 75 along continuous straight runs.Rail assembly 90 is erected at the upper surface of radial bearing 30, as can be seen from Figure 2, rail assembly 90 comprises the ring ring of a plurality of concentric settings, wherein the ring ring of diameter maximum is for being used for supporting the back of the body guarantor supporting track 91 of back of the body protection device, and remaining ring ring is then for being used for supporting the Weld-supporting track 93 of supporting device for sluing mechanisms 50.Supporting device for sluing mechanisms 50 can select the Weld-supporting track 93 of suitable dimension to support according to the size of tank body to be processed.Back of the body protection device, the weld seam after being used for preventing from welding is oxidized, it is bearing in the back of the body and protects on the supporting track 91, when welding and supporting device for sluing mechanisms 50 rotate synchronously.
The tank interior automatic welding device that the utility model provides is placed on the inside of tank body to be processed, before beginning tank body to be processed welded, the first position of adjusting welding gun 75 according to the position at the size of tank body to be processed and place to be welded, just can be rotated by control device (as PLC) control supporting device for sluing mechanisms 50 subsequently, open welding gun 75 and begin welding.Simultaneously, control device is also controlled back of the body protection device and is rotated synchronously with supporting device for sluing mechanisms 50, plays the oxidized effect of weld seam after preventing from welding.
According to tank interior automatic welding device of the present utility model, adopt rotatable automatic welding device that the inside of tank body is welded, realized in tank interior tank body being carried out the automation welding, replaced artificial welding manner in the past, improved operating efficiency significantly, and can not cause the welding quality fluctuation because of different operating Personnel Skill Levels's difference, eliminate operating personnel's human factor, guarantee the stable of welding quality.
Slide because supporting device for sluing mechanisms 50 and back of the body protection device all are the ring rings at rail assembly 90, and rail assembly 90 is to be erected on the radial bearing 30, so that the structural design of radial bearing 30 and intensity just seem is especially important.In order to strengthen the intensity of radial bearing 30, preferably, with reference to Fig. 1, radial bearing 30 comprises upper support beam 31 and lower deck carline 33, wherein, an end of upper support beam 31 is connected with centre bearing device 10, and lower deck carline 33 removably is connected the lower surface of upper support beam 31.Like this, when the curtailment of upper support beam 31 when supporting oversize tank body to be processed, just can be earlier with lower deck carline 33 dismountings, adjust the link position of lower deck carline 33 and upper support beam 31, make lower deck carline 33 protruding, tank body to be processed just can be bearing on the lower deck carline 33, and the back of the body is protected supporting track 91 and Weld-supporting track 93 also can be erected on the lower deck carline 33.And the double-decker of this upper and lower settings also makes the intensity of radial bearing 30 be guaranteed.
Further preferably, still with reference to Fig. 1, a plurality of supporting housings 20 can be set below lower deck carline 33, these a plurality of supporting housings 20 can be along vertical distribution of lower deck carline 33.
Equally preferably, continuation is with reference to Fig. 1, for tank body to be processed firmly is placed on the lower deck carline 33, can away from the upper surface of the end of centre bearing device 10 positioner 40 be set at lower deck carline 33, and this positioner 40 also should be arranged on the side that the back of the body is protected the close centre bearing device 10 of supporting track 91.Certainly, also can be provided for placing the positioner of tank body to be processed at the upper surface of upper support beam 31.
The utility model a kind of preferred embodiment in, supporting device for sluing mechanisms 50 comprises and drives beam 51 that welder 70 is installed in the upper surface of this driving beam 51.One end of this driving beam 51 rotatably is connected the top of centre bearing device 10, and the other end that drives beam 51 is provided with the drive unit 60 that is connected for Weld-supporting track 93, and the driving by this drive unit 60 is just driven 51 rotations of driving beam.This beam 51 that directly will drive is connected embodiment on the centre bearing device 10, is applicable to the tank body to be welded that size is less, and this moment, drive unit 60 can be connected with the Weld-supporting track 93 near centre bearing device 10.
Further preferably, when the size of tank body to be welded is big, can be that supporting device for sluing mechanisms 50 is equipped with lengthening beams 53.At this moment, an end of lengthening beam 53 rotatably is connected the top of centre bearing device 10, and the other end of lengthening beam 53 is connected with driving beam 51.Particularly, be and drive beam 51 and be used for the end connection that is connected with centre bearing device 10.Like this, drive beam 51 just rotatably is connected centre bearing device 10 by lengthening beam 53 top.After being provided with lengthening beam 53, also need buttress brace 55 be installed at the upper surface of lengthening beam 53 and driving beam 51, be used for installing welder 70.Why setting up buttress brace 55 is to move because lengthening beam 53 can hinder welder 70 with the junction that drives beam 51, and welder 70 just can be mobile swimmingly on whole buttress brace 55 after buttress brace 55 had been installed, thereby successfully carry out the adjustment of welding position.
For the quality that guarantees to weld, in the utility model another preferred embodiment, can adopt plasma welding mode to carry out welding to tank body.Namely can plasma welding power supply and wire feeder 77 be set at welding beam 73, plasma be welded power supply be connected with welding gun 75 with wire feeder 77 and can realize that plasma welds.In welding process, the back of the body protection device that is bearing on the Weld-supporting track 93 rotates synchronously with welding gun 75, and is constantly to commissure release guard gas, oxidized with the weld seam after preventing from welding.
The utility model is illustrated by above-described embodiment, but should be understood that, above-described embodiment just is used for for example and illustrative purposes, but not is intended to the utility model is limited in the described scope of embodiments.It will be understood by those skilled in the art that in addition; the utility model is not limited to above-described embodiment; can also make more kinds of variants and modifications according to instruction of the present utility model, these variants and modifications all drop in the utility model scope required for protection.Protection domain of the present utility model is defined by the appended claims and equivalent scope thereof.