CN1408500A - Welding device and method - Google Patents

Welding device and method Download PDF

Info

Publication number
CN1408500A
CN1408500A CN 01137641 CN01137641A CN1408500A CN 1408500 A CN1408500 A CN 1408500A CN 01137641 CN01137641 CN 01137641 CN 01137641 A CN01137641 A CN 01137641A CN 1408500 A CN1408500 A CN 1408500A
Authority
CN
China
Prior art keywords
welding
welder
structural element
mentioned
image
Prior art date
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
CN 01137641
Other languages
Chinese (zh)
Other versions
CN1280058C (en
Inventor
M·维科莱宁
J·赛科
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.)
Meyer Turku Oy
Original Assignee
Kvaerner Masa Yards Oy
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 Kvaerner Masa Yards Oy filed Critical Kvaerner Masa Yards Oy
Priority to CN 01137641 priority Critical patent/CN1280058C/en
Publication of CN1408500A publication Critical patent/CN1408500A/en
Application granted granted Critical
Publication of CN1280058C publication Critical patent/CN1280058C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Butt Welding And Welding Of Specific Article (AREA)
  • Numerical Control (AREA)

Abstract

The forming process of welded structural member incldues supporting the constituent parts in prospective membrane shape and welding in several welding spots. The welding method includes at least one image of the part arranging positions on the support plane for determining the welding spot positions. The corresponding welding equipment is also disclosed.

Description

Welding equipment and method
Technical field
The present invention relates to a kind of is a plurality of composition member welding fabrications the method for welding structural element.The invention still further relates to a kind of former of welding structural element.
Background technology
The common major part of the welded welding operation of traditional small lot is all manual carries out.This is that neither science is uneconomical again because use present automatic soldering device to weld the major part of most of members.For the welding of small lot, existing welder just is applicable to the weldment that those are approaching easily, long and straight.But the welding of most of weldment all is to be used for connecting relatively short and cross one another structural member, and its accessibility is limited by structural member on every side.This is bigger in the weldment size, and a fairly large number of shipbuilding industry just causes a special problem.Such member adopts artificial welding, not only costliness but also time-consuming.
People have developed according to the form of the member that will weld or the welding system that shape is used different types of control device.DE-A-2240949 discloses a kind of such welding system.It is characterized in that, control the path of welder by a steering wheel.US-A-5307979 then discloses another kind of welding system, and it provides a control device based on track for the welding three-dimensional structure.DE-A-2035498 then discloses a kind of system of welding rim.
US-A-4737614 discloses a kind of robot welding system, and control system is wherein carried out work based on the change of luminous intensity.US-A-5572102 has then adopted a kind of welding robot system based on fluorescence work.
Also developed according to the welding bench of wanting welded structure spare to adjust; Example referring to EP-A-0092533.The structure of automatic welding pipe is disclosed in SE455581 equally.
But existing solder technology has a lot of considerable shortcomings, especially in most of the cases, can not be applied to shipbuilding industry to them.Generally concerning boats and ships, required welding structural element, all relative size is bigger, all surpasses 10 meters wide usually, and is often long near 20 meters.If the horizontal or vertical structure that welding links to each other with these structural members just has to adopt the manual welding that expends the plenty of time.But thin material and the material that " throat " thickness is reduced use, and make welding manner that change take place.Because it is more and more difficult that the raising of speed of welding, manual welding become.And, for relatively simply welding, use the welder that technology is arranged, waste their ability, thus the oppressiveness of not only working, nor gear to actual circumstances.It is just wiser to use manpower to do the work that those machines can not finish.
Summary of the invention
One object of the present invention is exactly to eliminate the unfavorable factor of these existing solder technology, and can access the brand-new technology scheme that the multiple difform member of welding is welded together, and this welding operation is easy to control, is suitable for different environment.The present invention also aims to be applicable to the different technologies field of demand with multifarious welded unit.The field that the present invention is suitable for also comprises: paper conversion machine, general building field, bridge construction and train, the manufacturing field of heavy-duty engine such as truck etc.
According to the present invention, a kind of forming method of welding structural element is provided, it comprise will welded structure spare the member of respectively forming be arranged on the seating surface with the shape of expection and be these composition member welding fabrications welding structural element with welder at a plurality of pads, it is characterized in that: this method also comprises the image of the member arrangement position of at least one width of cloth of record on seating surface, determine the position of above-mentioned pad according to image, and respectively form the welding of member based on the precalculated position of pad by above-mentioned welder control.
And, according to the present invention, also provide a kind of the welding equipment of a plurality of composition member welding fabrications, this comprises that a shape support with the structural member that will be welded into respectively forms the seating surface of member, the welder of respectively forming the member welding fabrication that will be supported on the seating surface, but also comprise an estimating device, the weld locations that will use welder welded structure spare that is used for supporting on definite seating surface, this estimating device comprises a camera apparatus, be used to provide the image of wanting welding structural element, can determine the position of pad like this by estimating device.
The present invention is based on the member that will weld and is placed on theory on the seating surface with the final position.Seating surface can be the movably basal plane or the ground of fixed surface or location aware.Suitable supporting structure is supported on the support surface or is supported on two siding tracks and across support surface.The camera of the position of the member that imaging ground record will weld or imaging device and welder can be installed on the supporting structure expediently.The all relative seating surface with welder of camera or imaging device is along Y, and the z axis direction is movably installed.One or more cameras or imaging device can be arranged, also one or more welders can be arranged.
The present invention can want welding structural element respectively to form member all welded together.The size of welding structural element and composition member thereof is all taken by imaging and is noted so that determine different pads.Can determine these pads by scanning or the recorded information that reads imaging, and these that scan and information that read pass to control device.Control device is based on pad allocation really, controls to weld together respectively forming of welding structural element.Scanning or the image-forming information that reads can be stored or be recorded in the memories such as the scanning of camera or imaging device and/or welder or reading device.
The display of one or more demonstration pads can be set, make the user can in welding process, replace the automatic control of welder.But welding operation can automatically or semi-automatically be carried out by the welder of welding robot or manipulator form.
Camera or imaging device are used for obtaining easily to want the image of welding structural element, read or scanning means utilizes these images can be automatically or by means of user's assistance, the position of identification and definite pad.In case pad is decided, just can be used for by craft, semi-automatic, automatically weld want welding structural element respectively form member.And actual welding process can adopt arc-welding such as gas loop root of weld according to the form or the shape of welding structural element and carry out welding operation at each the pad place that determines and finish with welder.Because welder can level or vertical moving above welded, it just can weld in differing heights and position above seating surface like this.The member of welding can be very big, and for example, the present invention just can make boats and ships, the paper conversion machine, and building, the welding of the parts of train goods truck becomes easy and economical.
According to a further aspect in the invention, provide a kind of welding to comprise the method for the welding structural element of a plurality of composition members, this method comprises that discerning best pad comes each composition member of welding structural element is linked together, and arrives different pads with the guiding welder.The user can selectively revise or replace the position of welder.For example, on each pad, the user can accept or refuse the mode of automatically welding.
By move be positioned on the seating surface supporting structure and with camera or imaging device be arranged to can be as required laterally and vertical up-or-down movement, camera or imaging device can scan welding structural element.And, supporting structure can be chosen as static or fixing, and the member that will weld can be by manual, semi-automatic, full automatic mode is movably moved on the seating surface at one that is positioned at below the supporting structure, in this way, the member that welds just is taken, produce a structure chart, under the help of computer, obtain a welding figure.
Based on welding figure, welding system can be discerned so-called standard pad automatically, and the feature of these pads can be predicted in advance by computer, so system can instruct welding robot or similar device to carry out welding job automatically.
For the user, can select suitable starting point to carry out welding operation by watching welding figure, select suitable welding method to be used for special welding, so the user can instruct welding robot to carry out welding operation.Some different welders can be installed on the supporting structure according to the material that will weld.
Can obtain significant benefit by the present invention.Especially can obtain low-cost welding system, welder wherein (robot) can be welded together by the member of instruction with each separation.In addition, this system can also satisfy the demand of the member of welding different size and shape.Generally, be pilot, the welding of series of products or sample can be finished by the method for programming.
Description of drawings
Also specific embodiments of the invention are described in conjunction with the accompanying drawings by example now, wherein:
Fig. 1 is the schematic diagram that is combined with the welding equipment of a supporting structure;
Fig. 2 is the photograph image of being taken by camera or imaging device of wanting welding structural element;
Fig. 3 is by estimating the schematic diagram of wanting welding structural element that obtains of photo shown in Figure 2;
Fig. 4 is the schematic diagram of the control system of control welding structural element.
The specific embodiment
Fig. 1 has shown a welding station or equipment, and one of them wants the member of respectively forming of welded structure spare 1 to be supported on the seating surface 2.These members can move on on the support surface by artificial, crane or raw material automaton.A camera 3 and a welder 4 are fixed on the lateral support structure 5, this lateral support structure 5 is across seating surface 2, and can be by being installed in the siding track 7 on the ground 6, move along the length direction of seating surface 2, this siding track lays respectively at the both sides of seating surface 2.The manipulation device 8 that is used for handling supporting structure 5 and/or welder 4 and/or camera 3 is positioned at the position near supporting structure 5.
Term " camera " is meant and comprises and anyly can provide the imaging device of wanting the Welding Structure image, can comprise common camera, for example video camera or just a camera, the imaging device of infrared or ultraviolet record, laser aid or similar devices or the like.A plurality of such cameras 3 can be set.
Fig. 2 is a photo of wanting welding structural element 9 of being taken by camera 3.Photo marks at the different tie points place of each member of structural member with white circle 10 by artificial or automatic, shows the different point (just " pad ") that will weld.The user can provide more information for required Type of Welding according to pad, and can select a suitable welding method for each pad.
Fig. 3 is the visual schematic diagram of wanting welding structural element 1 that generate automatically and/or that generate under the help of user's input according to photo shown in Figure 29.No matter still be automatically, can recognize different piece 11a according to visual schematic diagram by user's input, 11b and 11c and different fastening point (pad just) 11d, 11e and 11f, and to welded unit being welded together the directiveness effect that provides.The user has an opportunity to select acceptance still to refuse 11d, and 11e and 11f still are the welding method that the refusal system provides as the starting point and the acceptance of welding sequence.So this welding system can be described as semi-automatic.
The schematic diagram of a kind of form of the control system of control welding operation that shown in Figure 4 is.Camera 3 is at first taken imaging with structural member 1, by reading device or scanning means 12 this information 16 is sent to the control system 13 of external device (ED) 17 then.Reading device 12 automatically or the help by user 15 can offer welder 4 to control information 14.User 15 can operate according to the motion of camera on display unit 18 3 and territory welder.Reading device/scanning means 12 and/or control system 13 can be positioned on camera 3 or the welder 4, also can be positioned at the joint portion of the two.And welder can be a welding robot or a welding manipulator.
Welding system just can be carried out welding sequence automatically or by user's input control like this.In addition, the flexibility of system also provides possibility for the welding of multiple structural member, and does not need spended time to come fastener or calibrate.
Camera 3 can be installed on the welder 4.Supporting structure 5 can be passed through hydraulic pressure, air pressure, and electromechanical means activates.
Other embodiment of the present invention also are feasible.

Claims (19)

1. the forming method of a welding structural element (1), it comprise will welded structure spare the member of respectively forming be arranged on the seating surface (2) with the shape of expection, and with welder (4) these to be formed member welding fabrications at a plurality of pads be welding structural element (1), it is characterized in that: this method also comprises the image of the member arrangement position of at least one width of cloth of record on seating surface (2), determine the position of above-mentioned pad according to image, and respectively form the welding of member based on the precalculated position of pad by above-mentioned welder (4) control.
2. the method for claim 1 is characterized in that, has at least an image to be recorded in the memory of reading device (12).
3. the method for claim 1 is characterized in that, has at least an image to be recorded in the memory of camera apparatus (3) and/or welder (4), and/or in the associative memory of photographic means (3) and welder (4).
4. the method for claim 1 is characterized in that, has at least an image to be recorded in the memory of external device (ED) (17).
5. as the described method of above-mentioned any claim, it is characterized in that this method also is included in the position that shows pad on the display unit, helps the guiding that the user controls welder (4).
6. as the described method of above-mentioned any claim, it is characterized in that the user can substitute the automatic control of the welding of respectively forming member.
7. as the described method of above-mentioned any claim, it is characterized in that the control information (14) that moves through of welder (4) guides.
8. as the described method of claim 1-5, it is characterized in that the welding of structural member is full-automatic or semi-automatic execution.
9. as the described method of above-mentioned any claim, it is characterized in that welder (4) comprises a robot or manipulator.
10. the method for claim 1 is characterized in that, the position of pad automatically or by user aid is determined by at least one image.
11. method as claimed in claim 10 is characterized in that, after the position of pad is determined, and the welding manner of each pad and whether adopt craft, full-automatic, semi-automatic welding has also just been determined.
12., it is characterized in that welding process adopts arc-welding such as gas loop soldering method as the described method of above-mentioned any claim.
13., it is characterized in that in the welding process, welder can be finished the work according to welded shape and form as the described method of above-mentioned any claim.
14. as the described method of above-mentioned any claim, it is characterized in that wanting welding structural element can be larger-size part, boats and ships for example, the paper conversion machine is built the parts of train or truck.
15. one kind is a plurality of composition member welding fabrications the welding equipment of Welding Structure (1), comprise the seating surface (2) that is used for respectively forming member with the shape support of wanting welded structure spare, with be used for the seating surface support want welding structural element (1) respectively form the welder (4) that member welds together, it is characterized in that, this equipment also comprises the estimating device that will use the weld locations of welder (4) welded structure spare (1) that is used for determining the seating surface support, this estimating device comprises and is used to provide the camera apparatus of wanting the welding structural element image (3) that the weld locations of determining by estimating device is used to use welder (4) welding structural element (1).
16. welding equipment as claimed in claim 15 is characterized in that, estimating device comprises that is used to discern a device of respectively forming member of wanting welding structural element, determines the welding method of these composition member the bests.
17. as claim 15 or 16 described welding equipments, it is characterized in that, also comprise the control device that is used for guiding welder (4) in welding process.
18. as claim 15 or 16 or 17 described welding equipments, it is characterized in that, comprise that is used for the replacement device that the user substitutes welder (4).
19. as claim 15,16,17 each described welding equipments is characterized in that, if comprise that is used for an automatic control mode and the refusal control automatically that the user could accept or refuse welder, the user wants the welding control of the arbitrary part of welding structural element.
CN 01137641 2001-09-22 2001-09-22 Welding device and method Expired - Lifetime CN1280058C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01137641 CN1280058C (en) 2001-09-22 2001-09-22 Welding device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01137641 CN1280058C (en) 2001-09-22 2001-09-22 Welding device and method

Publications (2)

Publication Number Publication Date
CN1408500A true CN1408500A (en) 2003-04-09
CN1280058C CN1280058C (en) 2006-10-18

Family

ID=4674235

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01137641 Expired - Lifetime CN1280058C (en) 2001-09-22 2001-09-22 Welding device and method

Country Status (1)

Country Link
CN (1) CN1280058C (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100351721C (en) * 2005-07-05 2007-11-28 李光 Welding apparatus with micropicture automatic-computing positioning system and operation mode
CN100432877C (en) * 2005-05-11 2008-11-12 河北科技大学 Two-dimensional point data input method for numerical control equipment
CN103203750A (en) * 2013-04-15 2013-07-17 苏州工业园区职业技术学院 Dual-core single-shaft high-speed tin soldering robot servo control system based on image acquisition
CN104741786A (en) * 2013-12-27 2015-07-01 深圳市韵腾激光科技有限公司 Equipment and method for laser welding of mobile phone camera module
CN106077968A (en) * 2016-06-27 2016-11-09 安徽省艺凌模型设计有限公司 A kind of BUILDINGS MODELS laser engraving machine
CN106891110A (en) * 2015-12-18 2017-06-27 北汽福田汽车股份有限公司 A kind of solder joint instruction device
CN109108430A (en) * 2017-06-23 2019-01-01 通用电气公司 System and method for automatic welding

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100432877C (en) * 2005-05-11 2008-11-12 河北科技大学 Two-dimensional point data input method for numerical control equipment
CN100351721C (en) * 2005-07-05 2007-11-28 李光 Welding apparatus with micropicture automatic-computing positioning system and operation mode
CN103203750A (en) * 2013-04-15 2013-07-17 苏州工业园区职业技术学院 Dual-core single-shaft high-speed tin soldering robot servo control system based on image acquisition
CN103203750B (en) * 2013-04-15 2016-03-02 苏州工业园区职业技术学院 Based on the double-core single shaft high speed soldering robot serve control system of IMAQ
CN104741786A (en) * 2013-12-27 2015-07-01 深圳市韵腾激光科技有限公司 Equipment and method for laser welding of mobile phone camera module
CN104741786B (en) * 2013-12-27 2016-08-17 深圳市韵腾激光科技有限公司 The equipment of a kind of laser welding mobile phone camera module and method
CN106891110A (en) * 2015-12-18 2017-06-27 北汽福田汽车股份有限公司 A kind of solder joint instruction device
CN106077968A (en) * 2016-06-27 2016-11-09 安徽省艺凌模型设计有限公司 A kind of BUILDINGS MODELS laser engraving machine
CN109108430A (en) * 2017-06-23 2019-01-01 通用电气公司 System and method for automatic welding
US10816963B2 (en) 2017-06-23 2020-10-27 General Electric Company Systems and methods for automated welding
CN109108430B (en) * 2017-06-23 2021-10-22 通用电气公司 System and method for automated welding

Also Published As

Publication number Publication date
CN1280058C (en) 2006-10-18

Similar Documents

Publication Publication Date Title
KR100764365B1 (en) Welding arrangement and method
EP1486283B1 (en) Method of controlling the welding of a three-dimensional construction by taking a two-dimensional image of the construction and adjusting in real time in the third dimension
KR102025092B1 (en) Automatic welding system for pressure vessel
KR100982126B1 (en) Automatic Horizontal Welding Carriage and method for Ship Hulls
CN1280058C (en) Welding device and method
JP5481105B2 (en) Cutting device
EP3630404B1 (en) An apparatus and a method for automated seam welding of a work piece comprising a base plate with a pattern of upstanding profiles
JP2005529428A (en) How to cut sheet and reduce remaining material
JP5382262B1 (en) Refining work support device, refining work support method, and refining work support system
JP2548648B2 (en) Cutting method and cutting device
JPH07210222A (en) Positioning controller
JPH11207670A (en) Teaching method for industrial robot and device therefor
JPH08267232A (en) Method and equipment for automatic welding of carried-in steel plate
JPH0775911A (en) Automatic cutting method for steel plate
JP2010075979A (en) Laser beam machining apparatus
KR101130634B1 (en) Apparatus for controlling section shape steel cutting and its controlling method
JP2822315B2 (en) Laser processing equipment
JPH0780639A (en) Method and device for steel plate cutting
JPS61188070A (en) Repairing method and device thereof
KR20230101301A (en) Manufacturing system and method for a cowl cross
JPS61152382A (en) Method of controlling welding robot
JPH0398745A (en) Method and device for automatically detecting work position of numerical control type perforator
JP2607691B2 (en) Groove tracing control device
Nagao et al. Development of a teachingless robot system for welding a large-sized box-type construction
KR0176275B1 (en) Stiffener treating method and device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: Finland Turku

Patentee after: Stx Finland Cruise OY

Address before: Helsinki

Patentee before: Kvaerner Masa Yards OY

CX01 Expiry of patent term

Granted publication date: 20061018

CX01 Expiry of patent term