CN2232816Y - Automatic tracking device for longitudinal ring clearence of submerged-arc welding barrel - Google Patents
Automatic tracking device for longitudinal ring clearence of submerged-arc welding barrel Download PDFInfo
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- CN2232816Y CN2232816Y CN 95203779 CN95203779U CN2232816Y CN 2232816 Y CN2232816 Y CN 2232816Y CN 95203779 CN95203779 CN 95203779 CN 95203779 U CN95203779 U CN 95203779U CN 2232816 Y CN2232816 Y CN 2232816Y
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- arc welding
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Abstract
The utility model relates to an automatic tracking device for longitudinal ring clearances of a submerged arc welding barrel. A mechanical-electrical integration system controlled by a closed ring is composed of a contact tracking sensor 7, a microcomputer control system 8, a stepping motor 2, a driving power supply for the stepping motor, a three-dimensional follower and a submerged arc welding head section 6. Different positions of the contact tracking sensor 7 are adaptable to various welding grooves to finish the automatic tracking of submerged arc weld of the longitudinal ring clearances inside and outside the barrel. The inside diameter of the minimum workpiece of inner longitudinal ring clearance in working condition is 650mm, and a tracking error is 0.5mm. Each dimensional regulating range of a three-dimensional follower regulating device is bigger than 120mm. The utility model adopts the stepping motor to drive an adjusting mechanism directly, and adopts a unique roller guide rail mechanism and a linear sliding bearing guiding mechanism. The utility model has the advantages of unique structure, long service life, convenient regulation, high precision, small size, low resistance, stable regulation and long operation time. The utility model solves the problemthat the ring clearances of a barrel can not be tracked, and the utility model can also be used in other welding methods.
Description
The utility model belongs to the welding operation control and regulation device of pressure vessel and large welded structures spare, relates to vertical, the automatic tracking technique of circumferential weld of Lincoln weld in the container manufacturing.
At present, domestic contact submerged-arc welding autotracker with only have that horizontal cross (abbreviation directions X) is regulated and height vertical direction (being called for short the Z direction) is regulated connecting of submerged arc machine, in container cylinder welding, can only finish longitudinal joint from motion tracking, the data from abroad report, comprise the submerged arc welding machine that ESAB company of welding equipment the biggest in the world manufacturing company produces, also has only X, the cross slide plate of Z two-dimensional directional, can not finish circumferential weld particularly in the cylinder circumferential weld from motion tracking, in addition, existing tracking adjusting device and head size are bigger, can only finish the interior longitudinal seam welding of 800mm, can only finish by manually crawling into by hand for the welding of vertical circumferential weld in the cylindrical vessel of reduced size with upper container.
The purpose of this utility model is to satisfy under the condition (that is horizontal cross directions X and height vertical Z direction) of longitudinal joint tracking, the submerged arc welding touch of (being the Y direction) of the inside and outside circumferential weld of solution cylinder is from motion tracking and adjusting problem, and in frame for movement and transmission, adopt the unique design scheme to reduce the physical dimension of device, reduce and regulate resistance, improve precision, make it to enlarge range of application, can in the circle with a smaller diameter tube, finish from motion tracking and welding process.
The utility model is by crossbeam 1, Y direction stepper motor 2, Y direction adjustment organization 3, directions X governor motion 4, Z direction adjustment organization 5, submerged-arc welding head 6, contact tracking transducer 7, Control System of Microcomputer 8 is formed, be characterized on manipulator crossbeam 1, being equipped with Y direction stepper motor 2, Y direction adjustment organization 3 front and back are connected with directions X governor motion 4 and crossbeam 1 respectively, Z direction adjustment organization 5 links to each other with directions X governor motion 4, submerged-arc welding head 6 links to each other with Z direction adjustment organization 5 and contact tracking transducer 7 respectively, and the governor motion of this three-dimensional all is controlled by Control System of Microcomputer and power supply 8.
Y direction adjustment organization 3 described in the utility model is by stepper motor 2, radial thrust bearing 9, the Y direction is regulated casing 10, leading screw 11, feed screw nut 12, linear slide bearing 13, cylindrical guide 14, hollow slide bar 15, copper sheathing 16 is formed, the shell of stepper motor 2 is fixed on the Y direction and regulates on the casing 10, stepper motor 2 is connected with leading screw 11 by shaft coupling, leading screw 11 1 ends are placed on the radial thrust bearing 9, the other end is unsettled, feed screw nut 12 is housed in the middle of the leading screw 11, feed screw nut 12 is fixed with an end of the hollow slide bar 15 of Y-axis, with the hollow slide bar 15 of the rotation of leading screw 11 in regulating the copper sheathing 16 of casing 10 along Y to slip, the Y direction is regulated casing 10 respectively has a cylindrical guide 14 that is parallel to hollow slide bar 15 in hollow slide bar 15 both sides, settle linear slide bearing 13 above, bearing 13 connects with hollow slide bar 15 by adjustable coupling bar, play hollow slide bar 15 in the guide-localization of Y-axis and the effect that prevents hollow slide bar 15 rotations, it is stable to play maintenance leading screw 11 simultaneously, reduces effects such as slide bar 15 flexible resistances.
Advantage of the present utility model is this device owing to adopt three-dimensional follower, can the submerged-arc welding of carrying out vertical circumferential weld inside and outside the cylinder under the various groove conditions from motion tracking, can finish the interior vertical circumferential weld of minimum dimension 650mm cylinder from motion tracking, full-size is not limit, simultaneously be applicable to that also the contact of other welding method is from motion tracking, tracking error is less than 0.5mm, and tracing process is steady, reliablely and stablely works in the time of can growing.
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is for the submerged-arc welding cylinder is vertical, circumferential weld autotracker schematic diagram;
Fig. 2 is a Y direction adjustment organization schematic diagram;
The utility model is by crossbeam 1, Y direction stepper motor 2, Y direction adjustment organization 3, directions X governor motion 4, Z direction adjustment organization 5, submerged-arc welding head 6, contact tracking transducer 7, Control System of Microcomputer 8 is formed, be characterized on manipulator crossbeam 1, being equipped with Y direction stepper motor 2, Y direction adjustment organization 3 front and back are connected with directions X governor motion 4 and crossbeam 1 respectively, Z direction adjustment organization 5 links to each other with directions X governor motion 4, submerged-arc welding head 6 links to each other with Z direction adjustment organization 5 and contact tracking transducer 7 respectively, and the governor motion of this three-dimensional all is controlled by Control System of Microcomputer and power supply 8.
Y direction adjustment organization 3 described in the utility model is by stepper motor 2, radial thrust bearing 9, the Y direction is regulated casing 10, leading screw 11, feed screw nut 12, linear slide bearing 13, cylindrical guide 14, hollow slide bar 15, copper sheathing 16 is formed, the shell of stepper motor 2 is fixed on the Y direction and regulates on the casing 10, stepper motor 2 is connected with leading screw 11 by shaft coupling, leading screw 11 1 ends are placed on the radial thrust bearing 9, the other end is unsettled, feed screw nut 12 is housed in the middle of the leading screw 11, feed screw nut 12 is fixed with an end of the hollow slide bar 15 of Y-axis, rotation with leading screw 11, hollow slide bar 15 in regulating the copper sheathing 16 of casing 10 along Y to slip, the Y direction is regulated casing 10 respectively has a cylindrical guide 14 that is parallel to hollow slide bar 15 in hollow slide bar 15 both sides, settle linear slide bearing 13 above, bearing 13 connects with hollow slide bar 15 by adjustable coupling bar, play the guide-localization of hollow slide bar 15Y axle and the effect that prevents hollow slide bar 15 rotations, it is stable to play maintenance leading screw 11 simultaneously, reduces effects such as slide bar 15 flexible resistances.
From motion tracking, its bead direction of longitudinal seam welding is a Y direction for longitudinal joint, and speed of welding is provided by manipulator crossbeam 1 speed of moving horizontally.This moment, weld seam only can produce deviation on X, Z two-dimensional directional, i.e. longitudinal seam welding only need be carried out the tracking and the adjustment of weld seam on X, Z two-dimensional directional.Longitudinal joint is when motion tracking, sensor 7 and head wire feed ignition tip are placed on the plane that Y-Z constitutes, sensor 7 will provide the control signal of X, Z both direction, when weld bead height (Z) direction generation deviation, sensing head and groove bottom contact conditions change, provide the Z-direction control signal corresponding, regulate and follow the tracks of by microcomputer, stepper motor and Z axle follower; When weld seam directions X generation deviation, sensing head and groove sidewall contact conditions change, and provide the control signal of X-direction, drive head by above-mentioned link by the X-axis follower equally and regulate and follow the tracks of; From motion tracking, its commissure is on by the plane that X, Z constituted during the cylinder ring seam welding for circumferential weld.Speed of welding is provided by the turning rolls roller velocity of rotation that drives the cylinder rotation.Only can produce the deviation of weld seam on Y, Z two-dimensional directional this moment, circumferential weld when motion tracking with sensor 7 and head ignition tip with on the plane that places X-Z and constituted, sensor 7 changes with groove sidewall contact conditions when the deviation of Y direction appears in weld seam, provides corresponding control signal; Sensor 7 changes with groove bottom contact conditions when the deviation variation of Z direction appears in weld seam, provides corresponding control signal.Above signal adjusts for stepper motor 2 drive Y, Z governor motion by the corresponding control signal of microcomputer 8 processing back outputs to the head position, promptly carry out weld joint tracking.From as can be known top,, just can not realize that the welding of cylinder circumferential weld is from motion tracking if there is not the adjusting of Y direction.The drive motors of follower all adopts stepper motor, and X, Z direction are the 75BF003 types, Y direction 90BF002 type, stepper motor 2 directly connects with ladder type leading screw 11 by shaft coupling, do not need other deceleration device, thereby reduce overall dimensions, improve transmission accuracy.
Claims (2)
1, a kind of submerged-arc welding cylinder is indulged the circumferential weld autotracker, it is by crossbeam (1), Y direction stepper motor (2), Y direction adjustment organization (3), directions X governor motion (4), Z direction adjustment organization (5), submerged-arc welding head (6), contact tracking transducer (7), Control System of Microcomputer (8) is formed, it is characterized in that: Y direction stepper motor (2) is installed on the manipulator crossbeam (1), be connected with directions X governor motion (4) and crossbeam (1) respectively before and after the Y direction adjustment organization (3), Z direction adjustment organization (5) links to each other with directions X governor motion (4), submerged-arc welding head (6) links to each other with Z direction adjustment organization (5) and contact tracking transducer (7) respectively, and the governor motion of this three-dimensional all is controlled by Control System of Microcomputer and power supply (8).
2, a kind of submerged-arc welding cylinder according to claim 1 is indulged the circumferential weld autotracker, it is characterized in that described Y direction adjustment organization (3) is by stepper motor (2), radial thrust bearing (9), the Y direction is regulated casing (10), leading screw (11), feed screw nut (12), linear slide bearing (13), cylindrical guide (14), hollow slide bar (15), copper sheathing (16), form, stepper motor (2) shell is fixed on Y to regulating on the casing (10), motor (2) is connected with leading screw (11) by shaft coupling, leading screw (11) one ends are placed on the bearing (2), the other end is unsettled, feed screw nut (12) is housed in the middle of the leading screw (11), feed screw nut (12) is fixed with an end of the hollow slide bar of Y-axis (15), with leading screw (11), copper sheathing (16) is regulated in the casing (10) in the Y direction, and be enclosed within the hollow slide bar (15), regulate casing (10) cylindrical guide (14) that is parallel to heart slide bar (15) is respectively arranged in empty slide bar (15) both sides, settle linear slide bearing (13) above, bearing (13) connects with hollow slide bar (15) by adjustable coupling bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95203779 CN2232816Y (en) | 1995-02-28 | 1995-02-28 | Automatic tracking device for longitudinal ring clearence of submerged-arc welding barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95203779 CN2232816Y (en) | 1995-02-28 | 1995-02-28 | Automatic tracking device for longitudinal ring clearence of submerged-arc welding barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2232816Y true CN2232816Y (en) | 1996-08-14 |
Family
ID=33856490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95203779 Expired - Fee Related CN2232816Y (en) | 1995-02-28 | 1995-02-28 | Automatic tracking device for longitudinal ring clearence of submerged-arc welding barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2232816Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100371122C (en) * | 2004-03-24 | 2008-02-27 | 湘潭大学 | Control method for electronic differential automatic tracking welding small trolley |
| CN101829835A (en) * | 2010-04-27 | 2010-09-15 | 南京航空航天大学 | Automatic seam tracking method and device |
| CN102601503A (en) * | 2012-03-26 | 2012-07-25 | 无锡华联科技集团有限公司 | Welding gun adjusting mechanism of double wire submerged-arc welding machine |
| CN101811217B (en) * | 2009-12-21 | 2012-07-25 | 南通中远船务工程有限公司 | Welding method of arc-shaped welding seam |
| CN102794551A (en) * | 2012-09-06 | 2012-11-28 | 上海电气核电设备有限公司 | Automatic welding equipment and welding method for safety end connector of connecting pipe of nuclear power equipment |
| CN104014956A (en) * | 2014-06-17 | 2014-09-03 | 无锡洲翔成套焊接设备有限公司 | Free rotation connector |
| CN104227198A (en) * | 2013-06-06 | 2014-12-24 | 天津港航安装工程有限公司 | Electric submerged-arc welding method for inner ring welding line of steel pipe pile and welding device thereof |
| CN105710510A (en) * | 2014-12-04 | 2016-06-29 | 中国核工业二四建设有限公司 | Welding system suitable for stainless steel plate butt welds |
-
1995
- 1995-02-28 CN CN 95203779 patent/CN2232816Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100371122C (en) * | 2004-03-24 | 2008-02-27 | 湘潭大学 | Control method for electronic differential automatic tracking welding small trolley |
| CN101811217B (en) * | 2009-12-21 | 2012-07-25 | 南通中远船务工程有限公司 | Welding method of arc-shaped welding seam |
| CN101829835A (en) * | 2010-04-27 | 2010-09-15 | 南京航空航天大学 | Automatic seam tracking method and device |
| CN102601503A (en) * | 2012-03-26 | 2012-07-25 | 无锡华联科技集团有限公司 | Welding gun adjusting mechanism of double wire submerged-arc welding machine |
| CN102794551A (en) * | 2012-09-06 | 2012-11-28 | 上海电气核电设备有限公司 | Automatic welding equipment and welding method for safety end connector of connecting pipe of nuclear power equipment |
| CN104227198A (en) * | 2013-06-06 | 2014-12-24 | 天津港航安装工程有限公司 | Electric submerged-arc welding method for inner ring welding line of steel pipe pile and welding device thereof |
| CN104014956A (en) * | 2014-06-17 | 2014-09-03 | 无锡洲翔成套焊接设备有限公司 | Free rotation connector |
| CN104014956B (en) * | 2014-06-17 | 2015-10-28 | 无锡洲翔成套焊接设备有限公司 | free adapter |
| CN105710510A (en) * | 2014-12-04 | 2016-06-29 | 中国核工业二四建设有限公司 | Welding system suitable for stainless steel plate butt welds |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |