CN2812319Y - DC submerged arc welding magnetic blow resistant device - Google Patents
DC submerged arc welding magnetic blow resistant device Download PDFInfo
- Publication number
- CN2812319Y CN2812319Y CN 200520043910 CN200520043910U CN2812319Y CN 2812319 Y CN2812319 Y CN 2812319Y CN 200520043910 CN200520043910 CN 200520043910 CN 200520043910 U CN200520043910 U CN 200520043910U CN 2812319 Y CN2812319 Y CN 2812319Y
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- China
- Prior art keywords
- ground connection
- connection busbar
- floating
- spring
- welding
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- Expired - Lifetime
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Abstract
The utility model relates to a grounding wire device of a welding machine, particularly a DC submerged arc welding magnetic blow resisting device. The middle upper part of an insulating connecting body of the DC submerged arc welding magnetic blow resisting device is provided with a connecting rod, and both ends of the insulating connecting body are provided with through holes. A connecting screw rod is connected with a grounding conductive strip after penetrated through the through holes of the insulating connecting body, and a spring is sheathed out of the connecting screw rod. Both ends of the spring are respectively pressed by the insulating connecting body and the grounding conductive strip, and the bottom of the grounding conductive strip is provided with a plurality of hole passages. Floating contacts and floating point springs are arranged in the hole passages, one end of each of the floating point springs is arranged on with the bottoms of the hole passages of the grounding conductive strip and the other end of each of the floating point springs is connected with the floating contacts. The grounding conductive strip is provided with screw holes connected with grounding conducting wires, and the connecting rod is fixedly connected with the welding machine. The utility model can keep two electrode positions of the welding machine relatively unchanged, a magnetic field can be constant and thus magnetic blow due to the change of the magnetic field is avoided. The utility model has the advantages of favorable welding quality and high productive efficiency.
Description
(1) technical field
The utility model relates to the grounding wire device of welding machine, relates in particular to the diamagnetic blow device of direct current submerged-arc welding.
(2) background technology
The submerged arc welding machine source of welding current has two electrodes, the meet sb. at the airport welding wire of head of electrode, and another electrode is connected on and is inactive state on the workpiece, and welding wire is followed head motion during welding.During welding, welding current produces a magnetic field simultaneously around workpiece, because two interpolars constantly change at the volley, factors such as relative position and workpiece material are among the variation this magnetic field all the time, cause arc blow, cause intensive pore in welded joints, influence welding quality.Existing submerged-arc welding is when welding cylindrical shell vertical masonry joint, and a kind of is the mode that adopts multipoint earthing, and in order to the influence of minimizing changes of magnetic field, but the wiring of multipoint earthing method is various, and changes of magnetic field is also bigger; Another kind is first by hand as the first road backing welding, submerged-arc welding operation now then, and this kind mode labour intensity height, welding efficiency is low.
(3) summary of the invention
The purpose of this utility model is to provide a kind of direct current submerged-arc welding diamagnetic blow device, this device can keep two electrode positions of welding machine constant relatively, makes magnetic field constant relatively, thereby has avoided the arc blow that produces because of changes of magnetic field, welding quality is good, the production efficiency height.
The utility model is achieved in that the diamagnetic blow device of a kind of direct current submerged-arc welding, it is characterized in that comprising the ground connection busbar, afloat contact, the floating-point spring, the insulation connector, connecting screw rod, spring, connecting rod, insulation connector middle upper portion is equipped with connecting rod, insulation connector two ends have through hole, connecting screw rod passes insulation connector through hole and is connected with the ground connection busbar, the outer pocketed springs of connecting screw rod, both ends of the spring is insulated connector respectively and the ground connection busbar is pushed down, ground connection busbar bottom has a plurality of ducts, the duct is built-in with afloat contact and floating-point spring, floating-point spring one end connects bottom, ground connection busbar duct, the floating-point spring other end connects afloat contact, have screw on the ground connection busbar and connect earth lead, connecting rod is fixed on the welding machine.
The diamagnetic blow device of above-mentioned direct current submerged-arc welding, lead is drawn on described afloat contact top, lead penetrates in the aperture of ground connection busbar duct bottom, has screw along the vertical direction of aperture, sunk screw pass screw with lead fixed in the ground connection busbar.
Operation principle of the present utility model is to adopt a plurality of afloat contacts to contact with workpiece, and spring is housed on the afloat contact, and afloat contact is connected on the ground connection busbar through lead.A plurality of afloat contacts have guaranteed that device and workpiece have excellent contact, this device is fixed in welding machine, therefore can follow welding machine moves together, thereby keep two electrode positions of welding machine constant relatively, get rid of the influence of metal works, make welding work pieces be in a constant relatively magnetic field job all the time, thereby avoided the arc blow that produces because of changes of magnetic field.Therefore adopt the utility model, the welding machine working stability, welding quality is good, the production efficiency height.
(4) description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the diamagnetic blow apparatus structure of a utility model direct current submerged-arc welding schematic diagram;
Fig. 2 is the diamagnetic blow device side of a direct current submerged-arc welding view.
Among the figure: 1 connecting rod, 2 insulation connectors, 3 ground connection busbars, 4 apertures, 5 floating-point springs, 6 afloat contacts, 7 ducts, 8 sunk screws, 9 springs, 10 connecting screw rods, 11 earthing screws, 12 positioning sleeves.
(5) embodiment
Referring to Fig. 1, Fig. 2, the diamagnetic blow device of a kind of direct current submerged-arc welding comprises ground connection busbar 3, afloat contact 6, floating-point spring 5, insulation connector 2, connecting screw rod 10, spring 9, connecting rod 1.Insulation connector 2 middle upper portion are equipped with connecting rod 1, and connecting rod 1 can be according to the bent one-tenth knee in the position of welding machine, and connecting rod 1 is fixed on the welding machine, and this device can be moved with welding machine.Insulation connector 2 two ends have through hole, and connecting screw rod 10 passes insulation connector 2 through holes and is connected with ground connection busbar 3, connecting screw rod 10 outer pocketed springs 9 and positioning sleeves 12, and spring 9 two ends are insulated connector 2 respectively and ground connection busbar 3 is pushed down.Ground connection busbar 3 bottoms have a plurality of ducts 7, and duct 7 is built-in with afloat contact 6 and floating-point spring 5, and floating-point spring 5 one ends connect 7 bottoms, ground connection busbar duct, and floating-point spring 5 other ends connect afloat contact 6.Lead is drawn on afloat contact 6 tops, lead passes floating-point spring 5 and penetrates in the 7 bottom apertures 4 of ground connection busbar duct, vertical direction along aperture 4 has screw, sunk screw 8 pass screw with lead fixed in ground connection busbar 3, make ground connection busbar 3 and afloat contact 6 that good electrical conductivity be arranged.Ground connection busbar 3 adopts the good red copper of electric conductivity to make, and afloat contact 6 adopts the less brass of coefficient of friction to make.
Also have screw on the ground connection busbar 3, connect earth leads, the utmost point of welding machine is incorporated in the ground connection busbar 3 through earthing screw 11.
The diamagnetic blow device of the utility model direct current submerged-arc welding adopts a plurality of afloat contacts 6 to contact with workpiece, and spring 5 is housed on the afloat contact 6, and spring 9 also is housed on the ground connection busbar 5.A plurality of afloat contacts 6 and two spring structures have guaranteed that this device and workpiece have excellent contact.This device is fixed in welding machine and can moves with welding machine, thereby keeps two electrode positions of welding machine constant relatively, makes welding work pieces be in all the time in the constant relatively magnetic field, thereby has avoided the arc blow that produces because of changes of magnetic field.So the welding machine working stability, welding quality is good, the production efficiency height.
Claims (2)
1. diamagnetic blow device of direct current submerged-arc welding, it is characterized in that comprising the ground connection busbar, afloat contact, the floating-point spring, the insulation connector, connecting screw rod, spring, connecting rod, insulation connector middle upper portion is equipped with connecting rod, insulation connector two ends have through hole, connecting screw rod passes insulation connector through hole and is connected with the ground connection busbar, the outer pocketed springs of connecting screw rod, both ends of the spring is insulated connector respectively and the ground connection busbar is pushed down, ground connection busbar bottom has a plurality of ducts, the duct is built-in with afloat contact and floating-point spring, floating-point spring one end connects bottom, ground connection busbar duct, the floating-point spring other end connects afloat contact, have screw on the ground connection busbar and connect earth lead, connecting rod is fixed on the welding machine.
2. the diamagnetic blow device of direct current submerged-arc welding according to claim 1, it is characterized in that afloat contact top draws lead, lead penetrates in the aperture of ground connection busbar duct bottom, has screw along the vertical direction of aperture, sunk screw pass screw with lead fixed in the ground connection busbar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520043910 CN2812319Y (en) | 2005-07-29 | 2005-07-29 | DC submerged arc welding magnetic blow resistant device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520043910 CN2812319Y (en) | 2005-07-29 | 2005-07-29 | DC submerged arc welding magnetic blow resistant device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2812319Y true CN2812319Y (en) | 2006-08-30 |
Family
ID=36938707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520043910 Expired - Lifetime CN2812319Y (en) | 2005-07-29 | 2005-07-29 | DC submerged arc welding magnetic blow resistant device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2812319Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102019492A (en) * | 2010-11-18 | 2011-04-20 | 中国石化集团第十建设公司 | Demagnetizing and deflective blow preventing device of pipeline welding line |
| CN101745724B (en) * | 2009-12-17 | 2012-10-03 | 重庆大学 | Electromagnetic direct-drive high-speed double-wire magnetic-field compound flux copper-gasket submerged arc welding device and method thereof |
| CN104368902A (en) * | 2014-11-11 | 2015-02-25 | 无锡恒富科技有限公司 | Bonding conducting device |
| CN108406046A (en) * | 2018-05-04 | 2018-08-17 | 山东国舜建设集团有限公司 | A kind of auxiliary welding equipment and welding method for high-intensity magnetic field |
| CN111670084A (en) * | 2018-01-31 | 2020-09-15 | 株式会社神户制钢所 | Single-side submerged arc welding method and single-side submerged arc welding device |
-
2005
- 2005-07-29 CN CN 200520043910 patent/CN2812319Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745724B (en) * | 2009-12-17 | 2012-10-03 | 重庆大学 | Electromagnetic direct-drive high-speed double-wire magnetic-field compound flux copper-gasket submerged arc welding device and method thereof |
| CN102019492A (en) * | 2010-11-18 | 2011-04-20 | 中国石化集团第十建设公司 | Demagnetizing and deflective blow preventing device of pipeline welding line |
| CN102019492B (en) * | 2010-11-18 | 2012-11-21 | 中石化第十建设有限公司 | Demagnetizing and deflective blow preventing device of pipeline welding line |
| CN104368902A (en) * | 2014-11-11 | 2015-02-25 | 无锡恒富科技有限公司 | Bonding conducting device |
| CN111670084A (en) * | 2018-01-31 | 2020-09-15 | 株式会社神户制钢所 | Single-side submerged arc welding method and single-side submerged arc welding device |
| CN111670084B (en) * | 2018-01-31 | 2022-04-15 | 株式会社神户制钢所 | Single-side submerged arc welding method and single-side submerged arc welding device |
| CN108406046A (en) * | 2018-05-04 | 2018-08-17 | 山东国舜建设集团有限公司 | A kind of auxiliary welding equipment and welding method for high-intensity magnetic field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ELECTRIC POWER STATION EQUIPMENT CO. Free format text: FORMER OWNER: SHANGHAI TURBINE CO., LTD. Effective date: 20080509 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080509 Address after: No. 188, Chun Chun Road, Shanghai, Minhang: 201100 Patentee after: Shanghai Electric Station Equipment Co., Ltd. Address before: No. 333, Jiangchuan Road, Shanghai, Minhang District: 200240 Patentee before: Shanghai Steam Turbine Co., Ltd. |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150729 Granted publication date: 20060830 |
|
| EXPY | Termination of patent right or utility model |