CN105108277A - Microcomputer-controlled welding teaching apparatus - Google Patents

Microcomputer-controlled welding teaching apparatus Download PDF

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Publication number
CN105108277A
CN105108277A CN201510505227.6A CN201510505227A CN105108277A CN 105108277 A CN105108277 A CN 105108277A CN 201510505227 A CN201510505227 A CN 201510505227A CN 105108277 A CN105108277 A CN 105108277A
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CN
China
Prior art keywords
lens
welding
truss
column
leading screw
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
CN201510505227.6A
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Chinese (zh)
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CN105108277B (en
Inventor
郝兴涛
董炯
王清晋
张明
徐允振
李健
申奇
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.)
SHENYANG ZHONGPENG EQUIPMENT Co Ltd
Original Assignee
SHENYANG ZHONGPENG EQUIPMENT Co Ltd
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Priority to CN201510505227.6A priority Critical patent/CN105108277B/en
Publication of CN105108277A publication Critical patent/CN105108277A/en
Application granted granted Critical
Publication of CN105108277B publication Critical patent/CN105108277B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
    • B23K9/127—Means for tracking lines during arc welding or cutting
    • B23K9/1272—Geometry oriented, e.g. beam optical trading
    • B23K9/1274—Using non-contact, optical means, e.g. laser means
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
    • G09B25/02—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes of industrial processes; of machinery

Abstract

A microcomputer-controlled welding teaching apparatus comprises an experiment table, a truss, a microcomputer control cabinet, a thermal probe, a lens, a photochromic lens and the like. When switched on, the teaching apparatus is powered up, an electric welding machine is operated for arc striking, the thermal probe starts to guide a servo motor to rotate, the lens is driven to search a hot point to be located, and a photochromic optical filter becomes darker in chroma due to increase of radiance; when a welding point moves, the hot point moves, the thermal probe feeds back a signal to control the servo motor to rotate, and the lens is guided to acquire imaging information in real time along with movement of the welding point; the imaging real-time information of the welding process is acquired, and the whole welding joint forming process can be observed through the screen of a computer, or a projection device or image data, so that the welding action essentials can be self-adjusted, and the influence on the weld joint quality from welding parameters can be well known; the color change reaction time and the discoloration degree of the photochromic optical filter can be compared and inspected to analyze the quality of the welding lens; and an image acquisition system is controlled by a microcomputer control system, so that multiple purposes can be achieved, and the cost is lowered.

Description

Microcomputer controls welding Teaching instrument
Technical field
The invention belongs to the technical field of the industries such as iron and steel metallurgy, machine-building, building industry, water conservancy and hydropower industry, institution of higher learning, vocational education school, petrochemical industry, particularly a kind of teaching is demonstrated with training and the demonstration welding process of welding quality monitoring etc., timely observation control solder joint quality and detect the machinery welded with the teachings such as lens quality, test.
Background technology
Electric welding principle is exactly in fact: the 220V voltage commonly used by us or the commercial power of 380V reduce voltage by the pressure reducer in electric welding machine, enhance electric current, the huge heat utilizing electric energy to produce melts iron and steel, by the technical process that the object that two are separated for good and all links together, welding process requires the high capacities such as complex technical process, particularly pressure vessel, high leakproofness requires.In the process of research and probe new material, new technology, new technology and new construction, welding is also a kind of indispensable important manufacturing process.The kind of current electric welding machine is a lot, is divided into Non-follow control and automatically controls two kinds of modes by control mode; The form such as gas shield and electrode coating is divided into again by protected mode.Owing to producing dazzling arc light in welding process, make operator be difficult to direct-view and control welding condition, ensure weldquality.Many employing every student one top solder caps during current international and domestic welding teaching, master worker's welding, student is looked on or is undertaken by modes such as image data observations, site space is limited, and site environment, as: temperature, atmosphere etc. make learner be difficult to study with all worries set aside and thinking, are therefore badly in need of a welding Teaching instrument.Not yet find at present the investigation and application of equipment welding process being carried out to live event, monitoring and information gathering.And the present invention is based on micro-processor controlled equipment welding process being carried out to live event, monitoring and information gathering, it be for building industry, water conservancy and hydropower industry, colliery etc. need overhaul of the equipments industry and other relate to the special welding Teaching instrument of welding profession and solder technology training, welding quality monitoring and welding lens quality testing.The welding performance that it is mainly used in measuring the industries such as quality inspection, iron and steel metallurgy, machine-building, building trade, water conservancy and hydropower industry, institution of higher learning, scientific experiment institute, commodity inspection arbitration, technical supervision department, petrochemical industry detects, or solder technology training, or welding parameter is selected, or weld the field of attached component inspection.
Summary of the invention
The object of this invention is to provide one and control image acquisition system by Control System of Microcomputer, to the image Real-time Collection of welding process, make student can intuitively or utilize image data to see the overall process that welded seam is formed; Also operator can be made to observe oneself welding process, and oneself's adjustment welding essential of exercise, understands the impact of welding parameter butt welded seam quality afterwards; Welding Teaching instrument is controlled with the microcomputer of a tractor serves several purposes of the quality of change colorimetric analysis welding lens by the reaction time of comparison inspection variable color optical filter variable color.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of microcomputer controls welding Teaching instrument, primarily of compositions such as experimental bench, truss, microcomputer microcomputer control cabinet, thermal probe, camera lens and color-changing lens, it is characterized in that: operating desk crossbeam 22 connects experiment table leg A21, experiment table leg B31, experiment table leg C33 and experiment table leg D36, support operation platform 27; Crossbeam 34 truss frame for connecting column A11 and truss upright-column B23 forms truss installa-tion on operating desk 27, and welded part A8 and welded part B29 is placed on operating desk 27; Leading screw 17 one end is supported by leading screw bearing B37, the other end is by leading screw bearing A18, and through leading screw bearing A18, be connected on stepper motor A15 by shaft coupling 12, leading screw bearing A18 and leading screw bearing B37 is fixed on truss upright-column A11 and truss upright-column B23 respectively by leading screw bearing pad A24 and leading screw bearing pad B26; Electric machine support 13 and truss upright-column A11, stepper motor A15 are arranged on motor cabinet 14, and motor cabinet 14 is fixed on electric machine support 13; Be separately fixed on truss upright-column A11 and truss upright-column B23 with hold-down screw B30 by feed rod bearing block A16 and feed rod bearing block B35, guide rail feed rod 5 is arranged on feed rod bearing block A16 and feed rod bearing block B35; Traction 1 one end connects camera 2, other end truss frame for connecting column A11; In the built-in traction 1 of winding displacement 32, one end truss upright-column A11 is through being connected in microcomputer control cabinet 10, the other end connects stepper motor A15, thermal probe 6 and camera 2, little winding displacement A38 is connected stepper motor B41 and camera lens 42 respectively with little winding displacement B39, feed screw nut 19 embeds in feed screw nut seat 25, thermal probe 6 is connected with feed screw nut seat 25, and feed screw nut seat 25 is fixed on shell 7, and feed screw nut 19 is threaded with leading screw 17; Slide block 3 is sleeved on guide rail feed rod 5, with hold-down screw A4 connected with outer casing 7; Microcomputer control cabinet 10 is fixed on operating desk crossbeam 22 and experiment table leg C33, microcomputer control cabinet 10 panel is provided with operating key 20 and handle 28, power line 56 one end passes into microcomputer control cabinet 10, the other end connects power supply, data wire 50 one end passes into microcomputer control cabinet 10, and the other end connects plug-in device; Electric welding machine 55 is placed on experimental bench side, ground wire 53 one end connects electric welding machine 55, the other end is connected on experiment table leg B31, weldering target line 49 one end connects electric welding machine 55, the other end connects electrode holders 51, electrode holders 51 clamp welding rod 52, and control line 54 one end connects electric welding machine 55, other end connected with computer switch board 10.
As mentioned above; camera 2 is made up of shell 7, protective lens 9, color-changing lens 47, camera lens 42, lens mount 40, zoom system, pancreatic system 43, hold-down screw C44, step motor shaft 45, stepper motor B46; camera lens 42 hold-down screw C44 is fixed on lens mount 40; lens mount 40 is fixed on shell 7; stepper motor B46 is fixed on shell 7; step motor shaft 45 to be connected with camera lens 42 with zoom system, pancreatic system 43 focuses; protective lens 9 is arranged in the stopper slot B48 on lens mount 40, and color-changing lens 47 is arranged in the stopper slot A46 on lens mount 40.
Beneficial effect of the present invention: be made up of experimental bench, truss, microcomputer control cabinet, thermal probe, camera lens and color-changing lens etc., switch on power, Teaching instrument starts power supply, operation electric welding machine starts striking, thermal probe starts directs servo motor and rotates, focus location found by camera lens, and because brightness increases, colourity deepens variable color optical filter; When solder joint moves, focus moves, and thermal probe feedback signal controls servomotor and rotates, and guiding camera lens is Real-time Obtaining image information with the movement of solder joint; The present invention, by image Real-time Collection to welding process, makes student can at computer, or projection arrangement, or utilizes image data to see the overall process that welded seam is formed, oneself's adjustment welding essential of exercise, the impact of understanding welding parameter butt welded seam quality; By the reaction time of comparison inspection variable color optical filter variable color and the quality of change colorimetric analysis welding lens; Image acquisition system is controlled, the object reaching a tractor serves several purposes He reduce costs by Control System of Microcomputer.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the A direction view of Fig. 2;
Fig. 4 is the top view of Fig. 1;
Fig. 5 is the B-B profile of Fig. 3;
Fig. 6 is the stereogram of Fig. 1.
In figure: 1. traction, 2. camera, 3. slide block, 4. hold-down screw A, 5. guide rail feed rod, 6. thermal probe, 7. shell, 8. welded part A, 9. protective lens, 10. switch board, 11. truss upright-column A, 12. shaft couplings, 13. electric machine supports, 14. motor cabinets, 15. stepper motor A, 16. feed rod bearing block A, 17. leading screws, 18. leading screw bearing A, 19. feed screw nuts, 20. operating keys, 21. experiment table leg A, 22. operating desk crossbeams, 23. truss upright-column B, 24. leading screw bearing pad A, 25. feed screw nut seats, 26. leading screw bearing pad B, 27. operating desks, 28. handles, 29. welded part B, 30. hold-down screw B, 31. experiment table leg B, 32. winding displacements, 33. experiment table leg C, 34. crossbeams, 35. feed rod bearing block B, 36. experiment table leg D, 37. leading screw bearing B, 38. little winding displacement A, 39. little winding displacement B, 40. lens mounts, 41. stepper motor B, 42. camera lens, 43. zoom system, pancreatic systems, 44. hold-down screw C, 45. step motor shafts, 46. stopper slot A, 47. color-changing lens, 48. stopper slot B, 49. weldering target lines, 50. data wires, 51. electrode holders, 52. welding rods, 53. ground wires, 54. control lines, 55. electric welding machines, 56. power lines
detailed description of the invention:
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Fig. 1-4,6, a kind of microcomputer controls welding Teaching instrument, primarily of compositions such as experimental bench, truss, microcomputer microcomputer control cabinet, thermal probe, camera lens and color-changing lens, it is characterized in that: operating desk crossbeam 22 connects experiment table leg A21, experiment table leg B31, experiment table leg C33 and experiment table leg D36, support operation platform 27; Crossbeam 34 truss frame for connecting column A11 and truss upright-column B23 forms truss installa-tion on operating desk 27, and welded part A8 and welded part B29 is placed on operating desk 27; Leading screw 17 one end is supported by leading screw bearing B37, the other end is by leading screw bearing A18, and through leading screw bearing A18, be connected on stepper motor A15 by shaft coupling 12, leading screw bearing A18 and leading screw bearing B37 is fixed on truss upright-column A11 and truss upright-column B23 respectively by leading screw bearing pad A24 and leading screw bearing pad B26; Electric machine support 13 and truss upright-column A11, stepper motor A15 are arranged on motor cabinet 14, and motor cabinet 14 is fixed on electric machine support 13; Be separately fixed on truss upright-column A11 and truss upright-column B23 with hold-down screw B30 by feed rod bearing block A16 and feed rod bearing block B35, guide rail feed rod 5 is arranged on feed rod bearing block A16 and feed rod bearing block B35; Traction 1 one end connects camera 2, other end truss frame for connecting column A11; In the built-in traction 1 of winding displacement 32, one end truss upright-column A11 is through being connected in microcomputer control cabinet 10, the other end connects stepper motor A15, thermal probe 6 and camera 2, little winding displacement A38 is connected stepper motor B41 and camera lens 42 respectively with little winding displacement B39, feed screw nut 19 embeds in feed screw nut seat 25, thermal probe 6 is connected with feed screw nut seat 25, and feed screw nut seat 25 is fixed on shell 7, and feed screw nut 19 is threaded with leading screw 17; Slide block 3 is sleeved on guide rail feed rod 5, with hold-down screw A4 connected with outer casing 7; Microcomputer control cabinet 10 is fixed on operating desk crossbeam 22 and experiment table leg C33, microcomputer control cabinet 10 panel is provided with operating key 20 and handle 28, power line 56 one end passes into microcomputer control cabinet 10, the other end connects power supply, data wire 50 one end passes into microcomputer control cabinet 10, and the other end connects plug-in device; Electric welding machine 55 is placed on experimental bench side, ground wire 53 one end connects electric welding machine 55, the other end is connected on experiment table leg B31, weldering target line 49 one end connects electric welding machine 55, the other end connects electrode holders 51, electrode holders 51 clamp welding rod 52, and control line 54 one end connects electric welding machine 55, other end connected with computer switch board 10.
As shown in Figure 5; camera 2 is made up of shell 7, protective lens 9, color-changing lens 47, camera lens 42, lens mount 40, zoom system, pancreatic system 43, hold-down screw C44, step motor shaft 45, stepper motor B46; camera lens 42 hold-down screw C44 is fixed on lens mount 40; lens mount 40 is fixed on shell 7; stepper motor B46 is fixed on shell 7; step motor shaft 45 to be connected with camera lens 42 with zoom system, pancreatic system 43 focuses; protective lens 9 is arranged in the stopper slot B48 on lens mount 40, and color-changing lens 47 is arranged in the stopper slot A46 on lens mount 40.
Switch on power, press operating key 20, by welding rod 52 instantaneous touch welded part A8 and welded part B29, striking produces thermal source, thermal probe 6 is heated generation signal, by winding displacement 32, information is passed to microcomputer control cabinet 10, microcomputer control cabinet 10 feedback control signal passes to stepper motor A15 through winding displacement 32, stepper motor A15 drives shaft coupling 12, leading screw 17 is driven to rotate, feed screw nut 19 is made to drive camera 2 to move linearly along guide rail feed rod, simultaneously, feedback signal passes to little winding displacement A38 control step motor B46, stepper motor B46 drives zoom system, pancreatic system 43 that camera lens 42 is focused, light enters camera lens 42 by protective lens 9, color-changing lens 47, the signal that camera lens 42 Real-time Collection weakens through color-changing lens 47 variable color passes to microcomputer control cabinet 10 by little winding displacement B39, winding displacement 32, import plug-in device into through data wire 50, show in real time.

Claims (2)

1. one kind microcomputer controls welding Teaching instrumentprimarily of compositions such as experimental bench, truss, microcomputer microcomputer control cabinet, thermal probe, camera lens and variable color optical filters, it is characterized in that: operating desk crossbeam (22) connects experiment table leg A(21), experiment table leg B(31), experiment table leg C(33) and test table leg D(36), support operation platform (27); Crossbeam (34) truss frame for connecting column A(11) and truss upright-column B(23) form truss installa-tion on operating desk (27), welded part A(8) and welded part B(29) be placed on operating desk (27); Leading screw (17) one end is by leading screw bearing B(37) support, the other end is by leading screw bearing A(18), and through leading screw bearing A(18), stepper motor A(15 is connected to by shaft coupling (12)) on, leading screw bearing A(18) and leading screw bearing B(37) respectively by leading screw bearing pad A(24) and leading screw bearing pad B() 26 be fixed on truss upright-column A(11) and truss upright-column B(23) on; Electric machine support (13) and truss upright-column A(11), stepper motor A(15) be arranged on motor cabinet (14), motor cabinet (14) is fixed on electric machine support (13); Use hold-down screw B(30) by feed rod bearing block A(16) and feed rod bearing block B(35) be separately fixed at truss upright-column A(11) and truss upright-column B(23) on, guide rail feed rod (5) is arranged on feed rod bearing block A(16) and feed rod bearing block B(35) on; Traction (1) one end connects camera (2), other end truss frame for connecting column A(11); In winding displacement (32) built-in traction (1), one end truss upright-column A(11) through being connected in microcomputer control cabinet (10), the other end connects stepper motor A(15), thermal probe (6) and camera (2), little winding displacement A(38) with little winding displacement B(39) be connected stepper motor B(41 respectively) and camera lens (42), feed screw nut (19) embeds in feed screw nut seat (25), thermal probe (6) is connected with feed screw nut seat (25), feed screw nut seat (25) is fixed on shell (7), and feed screw nut (19) is threaded with leading screw (17); Slide block (3) is sleeved on guide rail feed rod (5), with hold-down screw A (4) connected with outer casing (7); Microcomputer control cabinet (10) is fixed in operating desk crossbeam (22) and experiment table leg C (33), microcomputer control cabinet (10) panel is provided with operating key (20) and handle (28), power line (56) one end passes into microcomputer control cabinet (10), the other end connects power supply, data wire (50) one end passes into microcomputer control cabinet (10), and the other end connects plug-in device; Electric welding machine (55) is placed on experimental bench side, ground wire (53) one end connects electric welding machine (55), the other end is connected in experiment table leg B (31), weldering target line (49) one end connects electric welding machine (55), the other end connects electrode holders (51), electrode holders (51) clamping welding rod (52), control line (54) one end connects electric welding machine (55), other end connected with computer switch board (10).
2. one according to claim 1 microcomputer controls welding Teaching instrument, it is characterized in that: camera (2) is by shell (7), protective lens (9), color-changing lens (47), camera lens (42), lens mount (40), zoom system, pancreatic system (43), hold-down screw C(44), step motor shaft (45), stepper motor B(46) composition, camera lens (42) uses hold-down screw C(44) be fixed on lens mount (40), lens mount (40) is fixed on shell (7), stepper motor B(46) be fixed on shell (7), step motor shaft (45) to be connected with camera lens (42) with zoom system, pancreatic system (43) focuses, protective lens (9) is arranged on the stopper slot B(48 on lens mount (40)) in, color-changing lens (47) is arranged on the stopper slot A(46 on lens mount (40)) in.
CN201510505227.6A 2015-08-18 2015-08-18 Microcomputer controlled welding teaching instrument Active CN105108277B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108098193A (en) * 2016-11-25 2018-06-01 辽东学院 Mechanical arm type welds Teaching instrument
CN108098179A (en) * 2016-11-25 2018-06-01 辽东学院 Portable welding teaching instrument
CN109746603A (en) * 2019-03-28 2019-05-14 北部湾大学 A kind of welding system of ship group Vertical board support structure
US10715741B1 (en) * 2019-08-16 2020-07-14 Zackarias Papadelias Occulting device and methods of using same
CN112433640A (en) * 2020-11-11 2021-03-02 大庆思特传媒科技有限公司 Automatic calibration interactive projection system of multiple image sensors and implementation method thereof

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CN101456182A (en) * 2007-12-12 2009-06-17 中国科学院自动化研究所 Intelligent robot welding device using large-scale workpiece
CN201300288Y (en) * 2008-10-31 2009-09-02 鞍山荣邦电力电子有限公司 Automatic seam tracking system
CN201511216U (en) * 2009-10-13 2010-06-23 黄淑敏 Automatic welding device with automatic welding bead identifying function
CN201906929U (en) * 2010-12-01 2011-07-27 李光 Full-automatic welding system based on picture identification technology
CN204229734U (en) * 2014-09-29 2015-03-25 天津滨孚企业管理咨询有限公司 Welder training operation control platform

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Publication number Priority date Publication date Assignee Title
DE2950657A1 (en) * 1979-12-15 1981-06-19 Daimler-Benz Ag, 7000 Stuttgart Camera for intermittent observation of molten weld pool - where high speed camera shutter is formed by electro=optic ceramic disk made transparent by voltage pulses
US4497996A (en) * 1983-01-18 1985-02-05 Automatix Incorporated Arc welding system with vision
CN1031342A (en) * 1987-07-20 1989-03-01 日本钢管株式会社 Automatic arc-welding method
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108098193A (en) * 2016-11-25 2018-06-01 辽东学院 Mechanical arm type welds Teaching instrument
CN108098179A (en) * 2016-11-25 2018-06-01 辽东学院 Portable welding teaching instrument
CN109746603A (en) * 2019-03-28 2019-05-14 北部湾大学 A kind of welding system of ship group Vertical board support structure
CN109746603B (en) * 2019-03-28 2024-04-09 北部湾大学 Welding system of ship assembling plate frame structure
US10715741B1 (en) * 2019-08-16 2020-07-14 Zackarias Papadelias Occulting device and methods of using same
US10986285B2 (en) * 2019-08-16 2021-04-20 Zackarias Papadelias Occulting device and methods of using same
CN112433640A (en) * 2020-11-11 2021-03-02 大庆思特传媒科技有限公司 Automatic calibration interactive projection system of multiple image sensors and implementation method thereof

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