CN103433602A - Automatic submerged arc welding machine - Google Patents

Automatic submerged arc welding machine Download PDF

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Publication number
CN103433602A
CN103433602A CN2013102973152A CN201310297315A CN103433602A CN 103433602 A CN103433602 A CN 103433602A CN 2013102973152 A CN2013102973152 A CN 2013102973152A CN 201310297315 A CN201310297315 A CN 201310297315A CN 103433602 A CN103433602 A CN 103433602A
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CN
China
Prior art keywords
submerged arc
tracker
welding
welding machine
arc welding
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2013102973152A
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Chinese (zh)
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CN103433602B (en
Inventor
余丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong male industry welding equipment Co., Ltd.
Original Assignee
NINGBO JIANGDONG KEHAI YUNTUO MACHINERY TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NINGBO JIANGDONG KEHAI YUNTUO MACHINERY TECHNOLOGY Co Ltd filed Critical NINGBO JIANGDONG KEHAI YUNTUO MACHINERY TECHNOLOGY Co Ltd
Priority to CN201310297315.2A priority Critical patent/CN103433602B/en
Publication of CN103433602A publication Critical patent/CN103433602A/en
Application granted granted Critical
Publication of CN103433602B publication Critical patent/CN103433602B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to an automatic submerged arc welding machine, which comprises a welding tracker (3), a welding wire (21) and a gun head (22), wherein an automatic submerged arc welding machine (2) is fixedly arranged on a tracker moving part (32), a boiler body (1) is arranged on a boiler body rotating tooling (5), a connecting part of a U-shaped seal head (13) of the boiler body (1) and a pipe plate (11) is a welding bead (14) to be welded, the welding tracker (3) extends and retracts in the axial direction of the deformed pipe plate (11), and in addition, the submerged arc welding machine (2) also does corresponding extension and retraction movement so that a welding gun always walks along with the welding bead (14). The automatic submerged arc welding machine has the advantages that because the submerged arc welding machine moves along with the tracker moving part through the pushing force of a pressure spring, in addition, a tracking bearing of the tracker does extension and retraction movement close to the pipe plate, the welding gun is enabled to realize the welding without leaving the welding bead, and the welding quality and the welding efficiency are ensured.

Description

A kind of automatic submerged arc welding machine
Technical field
The present invention relates to a kind of submerged arc welding machine, especially relate to a kind of automatic submerged arc welding machine.
Background technology
Submerged arc welding machine consists of the source of welding current, submerged arc welding machine and auxiliary equipment.Its power supply can be used interchange, direct current or alternating current-direct current and use.Submerged arc welding machine is divided into automatic welder(welding machine) and the large class of semi-automatic arc welder two.Automatic submerged arc welding machine is by submerged arc welding machine, and auxiliary equipment forms, and can reach automatic welding, and the major function of automatic submerged arc welding machine is: 1, continuously to weld zone, send welding wire to; 2, transmission welding current; 3, electric arc is moved along seam; 4, control the major parameter of electric arc; 5, control the starting of welding and stop; 6, to weld zone paving welding agent; 7, regulate the end of welding position before the welding.
Can use automatic submerged arc welding machine in Pressure Vessel Manufacture Process, the welding quality of circumferential weld be always the problem paid close attention to of Welder author from finding the welding quality statistics per month, the repair rate of circumferential weld is approximately 1-2 times of longitudinal joint, and welding efficiency is low.
For example, use and exchange the J422 welding rod of electric welding with φ 3.2, there are 4 weld seams in a boiler, and 2 senior welders could weld completion with 5 day time.The above-mentioned time is to suppose not do over again, do not occur in the situation of defect, and CO 2welding procedure does not allow under situation in the welding of pressure vessel pressurized position.
Summary of the invention
The present invention has designed a kind of automatic submerged arc welding machine, and the technical problem of its solution is that the welding quality of existing pressure vessel circumferential weld is wayward and welding efficiency is low.
In order to solve the technical problem of above-mentioned existence, the present invention has adopted following scheme:
A kind of automatic submerged arc welding machine, comprise welding tracking device (3), welding wire (21) and rifle head (22), it is characterized in that: described welding tracking device (3) comprises tracker standing part (31) and tracker movable part (32), tracker standing part (31) is connected with a drive unit adjusting that realizes the vertical height position, under the effect of tracker movable part (32) by compression spring (22), move, tracker movable part (32) front end is provided with follows the tracks of bearing (22), following the tracks of bearing (22) rolls by the tube sheet (11) that is pasting boiler body (1) under the effect of compression spring (22) always, the two ends of compression spring (22) are connected between tracker movable part (32) and tracker standing part (31), automatic submerged arc welding machine (2) is fixed on tracker movable part (32), it is upper to realize self rotation that boiler body (1) is arranged on body of heater rotary tooling (5), the U-shaped end socket (13) of boiler body (1) and the circular weld (14) of tube sheet (11) junction for welding, the tracking bearing (22) of welding tracking device (3) rolls along tube sheet (11) surface of distortion, and controls automatic submerged arc welding machine (2) correspondence and do stretching motion and follow all the time described circular weld (14) to walk to guarantee rifle head (22).
Further, described drive unit is cylinder (7), and cylinder (7) is adjusted welding tracking device (3) and automatic submerged arc welding machine (2) height and the boiler body (1) that adapts to different-diameter.
Further, described welding tracking device (3) also comprises a rail plate (34), and it is upper that rail plate (34) is fixed on tracker standing part (31), and tracker movable part (32) moves in described rail plate (34).
Further, the connecting portion of following the tracks of bearing (35) is connected with the horizontal arm (321) of tracker movable part (32) by adjusting bolt (351), adjusts bolt (351) adjustment and follows the tracks of bearing (35) operation angle; The connecting portion of following the tracks of bearing (35) is connected with the upright arm (322) of tracker movable part (32) by set bolt (352), and set bolt (352) plays the fixing effect of following the tracks of bearing (35).
Further, described body of heater rotary tooling (5) comprises mounting platform, by running block (51), cylinder group (51) and motor (53), motor (53) groups of drive rolls (51) is rotated, cylinder group (51) drives boiler body (1) rotation, by running block (51), is supported the U-shaped end socket (13) in rotation.
 
Further, the mounting platform of telling bottom be provided with the gradient that one or more cylinders are adjusted mounting platforms and boiler body (1), to coordinate welding tracking device (3) and automatic submerged arc welding machine (2).
Further, boiler body (1) is outer is arranged with many water pipes (12), is welded into the body of heater of a sealing between two water pipes of arbitrary neighborhood (12) by reinforcing bar or parting bead.
This automatic submerged arc welding machine is compared with traditional automatic submerged arc welding machine, has following beneficial effect:
(1) the present invention follows the movable position of welding tracking device and moves under the thrust of stage clip due to submerged arc welding machine, and the tracking bearing of tracker pasting tube sheet and do expanding-contracting action, guarantees that welding gun, from the weld seam welding, guaranteed welding quality and welding efficiency.
(2) after the present invention uses automatic submerged arc welding machine, welding quality, quantity can guarantee, 2 workmans 8 hours just can complete 4 weld seams of a boiler body.And ultrasound examination 100% is qualified, it in the situation that the workman will be skilled, can be 1 people's operation.
The accompanying drawing explanation
Fig. 1: automatic submerged arc welding machine work schematic diagram of the present invention;
Fig. 2: boiler body structural representation in the present invention;
The local enlarged diagram of Fig. 3: Fig. 2;
Fig. 4: the structural representation of automatic submerged arc welding machine of the present invention;
Fig. 5: tracker movable part structural representation in the present invention;
The local enlarged diagram of Fig. 6: Fig. 1.
Description of reference numerals:
1-boiler body; 11-tube sheet; 12-water pipe; 13-U-shaped end socket; 14-weld seam; 2-submerged arc welding machine; 21-welding wire; 22-rifle head; 3-welding tracking device; 31-tracker standing part; 32-tracker movable part; 321-horizontal arm; 322-upright arm; 33-compression spring; 34-rail plate; 35-tracking bearing; 351-adjustment bolt; 352-set bolt; 4-manipulator; 5-body of heater rotary tooling; 51-by running block; 52-cylinder group; 53-motor; 6-body of heater rotating shaft; 7-cylinder.
The specific embodiment
Below in conjunction with Fig. 1 to Fig. 6, the present invention will be further described:
As shown in Figure 1, a kind of automatic submerged arc welding machine, submerged arc welding machine 2 is contained on welding tracking device 3, boiler body 1 is arranged on body of heater rotary tooling 5 and rotates, the U-shaped end socket of boiler body 1 and tube sheet junction are for needing the weld seam of welding, and welding tracking device 3 is along with tube sheet 11 axial stretchings of distortion, and this axle is also body of heater rotating shaft 6, and submerged arc welding machine 2 also correspondence do stretching motion with guarantee welding gun all the time and then weld seam 14 walk, thereby guaranteed welding quality and welding efficiency.
Body of heater rotary tooling 5 comprises mounting platform, by running block 51, cylinder group 51 and motor 53, motor 53 groups of drive rolls 51 are rotated, cylinder group 51 drives boiler bodies 1 rotation, the U-shaped end socket 13 supported in rotation by running block 51 is realized best stability.The mounting platform bottom is provided with the gradient that one or more cylinders are adjusted mounting platform and boiler body 1, to coordinate the operating angle of welding tracking device 3 and automatic submerged arc welding machine 2.
As shown in Figure 2, boiler body 1 comprises two U-shaped end sockets 13, many water pipes 12 and upper and lower two tube sheets 11.After tube sheet 11 and water pipe 12 welding because rising-heat contracting-cold effect tube sheet 11 surpasses 25 ㎜ in the axial direction variation, more than that is to say that the weld seam axial direction changes 25 ㎜.Be welded into the body of heater of a sealing between two water pipes 12 of arbitrary neighborhood by reinforcing bar or parting bead.
As shown in Figure 3, the U-shaped end socket 13 of boiler body 1 and the weld seam 14 of tube sheet 11 junctions for welding.
As shown in Figure 4, the movable position that submerged arc welding machine 2 is followed welding tracking device 3 is under the thrust of compression spring, and the tracking bearing is pasting tube sheet and doing expanding-contracting action, guarantees that welding gun does not weld from weld seam.
As shown in Figure 5, described welding tracking device 3 comprises tracker standing part 31 and tracker movable part 32, tracker standing part 31 is connected with a drive unit adjusting that realizes the vertical height position, under the effect of tracker movable part 32 by compression spring 22, move, tracker movable part 32 front ends are provided with follows the tracks of bearing 22, follow the tracks of bearing 22 and roll by the tube sheet 11 that is pasting boiler body 1 under the effect of compression spring 22 always, the two ends of compression spring 22 are connected between tracker movable part 32 and tracker standing part 31; Automatic submerged arc welding machine 2 is fixed on tracker movable part 32; Follow the tracks of bearing 35 and be connected with the horizontal arm 321 of tracker movable part 32 by adjusting bolt 351, adjust bolt 351 adjustment and follow the tracks of bearing 35 operation angles; Follow the tracks of bearing 35 and be connected with the upright arm 322 of tracker movable part 32 by set bolt 352, set bolt 352 plays the fixing effect of following the tracks of bearing 35.
The operation principle of automatic submerged arc welding machine of the present invention is as follows:
Boiler body 1 rotates under 5 effects of body of heater rotary tooling.
Because submerged arc welding machine 2 is fixed on welding tracking device 3, tracker movable part 32 has expansion performance under compression spring 33 effects, make the tracking bearing 35 of welding tracking device 3 be close to all the time on the tube sheet 11 of boiler body 1 while moving in a circle, also make the welding gun of submerged arc welding machine 2 also be positioned at all the time the top of weld seam 14, just can carry out accurately the weld seam welding in boiler body 1 rotary course, and there is no deviation, welding quality is good, efficiency is high, the rosin joint situation can not occur.
The present invention is welded into boiler body 1 by automatic submerged arc welding machine, comprises two U-shaped end sockets 13, many water pipes 12 and upper and lower two tube sheets 11.Be welded into the body of heater of a sealing between two water pipes 12 of arbitrary neighborhood by reinforcing bar or parting bead.The boiler body that the present invention is welded into can have been guaranteed welding quality and welding efficiency.
The above has carried out exemplary description to the present invention by reference to the accompanying drawings; obvious realization of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technical scheme to carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all in protection scope of the present invention.

Claims (6)

1. an automatic submerged arc welding machine, comprise welding tracking device (3), welding wire (21) and rifle head (22), it is characterized in that: described welding tracking device (3) comprises tracker standing part (31) and tracker movable part (32), tracker standing part (31) is connected with a drive unit adjusting that realizes the vertical height position, under the effect of tracker movable part (32) by compression spring (22), move, tracker movable part (32) front end is provided with follows the tracks of bearing (22), following the tracks of bearing (22) rolls by the tube sheet (11) that is pasting boiler body (1) under the effect of compression spring (22) always, the two ends of compression spring (22) are connected between tracker movable part (32) and tracker standing part (31), automatic submerged arc welding machine (2) is fixed on tracker movable part (32), it is upper to realize self rotation that boiler body (1) is arranged on body of heater rotary tooling (5), the U-shaped end socket (13) of boiler body (1) and the circular weld (14) of tube sheet (11) junction for welding, the tracking bearing (22) of welding tracking device (3) rolls along tube sheet (11) surface of distortion, and controls automatic submerged arc welding machine (2) correspondence and do stretching motion and follow all the time described circular weld (14) to walk to guarantee rifle head (22).
2. automatic submerged arc welding machine according to claim 1, it is characterized in that: described drive unit is cylinder (7), cylinder (7) is adjusted the boiler body (1) of welding tracking device (3) and automatic submerged arc welding machine (2) height and adaptation different-diameter.
3. according to the described automatic submerged arc welding machine of claim 1 or 2, it is characterized in that: described welding tracking device (3) also comprises a rail plate (34), it is upper that rail plate (34) is fixed on tracker standing part (31), and tracker movable part (32) moves in described rail plate (34).
4. according to any one described automatic submerged arc welding machine in claims 1 to 3, it is characterized in that: the linkage section of following the tracks of bearing (35) is connected with the horizontal arm (321) of tracker movable part (32) by adjusting bolt (351), adjusts bolt (351) adjustment and follows the tracks of bearing (35) operation angle; The connecting portion of following the tracks of bearing (35) is connected with the upright arm (322) of tracker movable part (32) by set bolt (352), and set bolt (352) plays the fixing effect of following the tracks of bearing (35).
5. according to any one the described automatic submerged arc welding machine in claim 1 to 4, it is characterized in that: described body of heater rotary tooling (5) comprises mounting platform, by running block (51), cylinder group (51) and motor (53), motor (53) groups of drive rolls (51) is rotated, cylinder group (51) drives boiler body (1) rotation, by running block (51), is supported the U-shaped end socket (13) in rotation.
6. according to any one described automatic submerged arc welding machine of claim 5, it is characterized in that: the mounting platform of telling bottom be provided with the gradient that one or more cylinders are adjusted mounting platforms and boiler body (1), to coordinate welding tracking device (3) and automatic submerged arc welding machine (2).
CN201310297315.2A 2013-07-16 2013-07-16 A kind of automatic submerged arc welding machine Expired - Fee Related CN103433602B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310297315.2A CN103433602B (en) 2013-07-16 2013-07-16 A kind of automatic submerged arc welding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310297315.2A CN103433602B (en) 2013-07-16 2013-07-16 A kind of automatic submerged arc welding machine

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CN103433602B CN103433602B (en) 2015-08-12

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104003178A (en) * 2014-06-04 2014-08-27 昆山宝锦激光拼焊有限公司 Pushing air cylinder
CN108145288A (en) * 2017-12-25 2018-06-12 重庆蔡氏液压设备有限公司 A kind of submerged arc soldering equipment

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126646A (en) * 1978-03-24 1979-10-02 Sanyo Electric Co Ltd Welder
JPS59113980A (en) * 1982-12-22 1984-06-30 Hitachi Ltd Automatic welding device
JPS59166375A (en) * 1983-03-10 1984-09-19 Nippon Steel Weld Prod & Eng Co Ltd Automatic welding machine
JPH11197839A (en) * 1998-01-08 1999-07-27 Ishikawajima Harima Heavy Ind Co Ltd Circulation type flux feed device
CN102284773A (en) * 2011-07-28 2011-12-21 沈阳大学 Boiler internal circular seam submerged arc automatic welding machine
CN102962554A (en) * 2012-12-10 2013-03-13 南车长江车辆有限公司 Automatic welding device mechanically tracing fillet weld

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126646A (en) * 1978-03-24 1979-10-02 Sanyo Electric Co Ltd Welder
JPS59113980A (en) * 1982-12-22 1984-06-30 Hitachi Ltd Automatic welding device
JPS59166375A (en) * 1983-03-10 1984-09-19 Nippon Steel Weld Prod & Eng Co Ltd Automatic welding machine
JPH11197839A (en) * 1998-01-08 1999-07-27 Ishikawajima Harima Heavy Ind Co Ltd Circulation type flux feed device
CN102284773A (en) * 2011-07-28 2011-12-21 沈阳大学 Boiler internal circular seam submerged arc automatic welding machine
CN102962554A (en) * 2012-12-10 2013-03-13 南车长江车辆有限公司 Automatic welding device mechanically tracing fillet weld

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104003178A (en) * 2014-06-04 2014-08-27 昆山宝锦激光拼焊有限公司 Pushing air cylinder
CN108145288A (en) * 2017-12-25 2018-06-12 重庆蔡氏液压设备有限公司 A kind of submerged arc soldering equipment

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C14 Grant of patent or utility model
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CB03 Change of inventor or designer information

Inventor after: He Weixiong

Inventor before: Yu Li

TR01 Transfer of patent right

Effective date of registration: 20170425

Address after: 528313 Guangdong Province, Shunde District Chencun Town, one of the red flower Industrial Avenue, No. 3

Patentee after: Guangdong male industry welding equipment Co., Ltd.

Address before: Jiangdong District 315040 Zhejiang city of Ningbo province was driving road No. 1088 building 001 room 05 (4-1)

Patentee before: Ningbo Jiangdong Kehai Yuntuo Machinery Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150812

Termination date: 20180716