CN108788427A - Top electrode positioning, clamping project-welding nut structure - Google Patents
Top electrode positioning, clamping project-welding nut structure Download PDFInfo
- Publication number
- CN108788427A CN108788427A CN201811006942.5A CN201811006942A CN108788427A CN 108788427 A CN108788427 A CN 108788427A CN 201811006942 A CN201811006942 A CN 201811006942A CN 108788427 A CN108788427 A CN 108788427A
- Authority
- CN
- China
- Prior art keywords
- welding
- project
- top electrode
- positioning pin
- nut
- 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.)
- Pending
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/14—Projection welding
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/31—Electrode holders and actuating devices therefor
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The present invention relates to a kind of novel top electrode positioning, clamping project-welding nut technical field of structures, specifically one kind being equipped with positioning pin in powering on pole bar, straight slot is equipped on the axis of positioning pin path end, enable positioning pin path end is flexible to deform, after path end enters project-welding nut mesoporous, by flexible deformation positioning, a kind of structure of clamping project-welding nut, the technical and craftsmanship for solving top electrode positioning, project-welding nut being clamped.The fastener technological trend that connection has become current automobile automatically, household electrical appliances are applied, this structure solve previous projection welding part be all individually with nut, screw and smallclothes plank by artificial projection welding after, it is connect again with big part plank spot welding, then welding efficiency is low, the big problem of labor intensity.This structure can configure on welding gun, can complete top electrode positioning, clamping project-welding nut by the cooperation with conveying project-welding nut structure and robot, reach automatic welding project-welding nut.
Description
Technical field
The present invention relates to a kind of novel top electrodes to position, project-welding nut technical field of structures is clamped, specifically
One kind being equipped with upper positioning pin in powering on pole bar, and upper positioning pin is equipped with three step circles, the axis in upper positioning pin path end
It is equipped with straight slot, enables the path end of positioning pin is flexible to deform.Compressed spring is equipped at upper positioning pin step circles,
When original state under the action of compressed spring, upper positioning pin is jacked always, the path end of positioning pin is made to be retracted in projection welding
The inside of upper electrode tip.When project-welding nut conveying in place after, by inlet suction port air inlet, overcome compressed spring spring force, under push to it is fixed
Position pin downlink, the mesoporous for making the path end for being equipped with positioning pin on straight slot that flexible deformation be overcome to enter project-welding nut, to play
Top electrode positioning, the purpose that project-welding nut is clamped.This solves top electrode positioning, clamping project-welding nut it is technical with
Craftsmanship can configure on welding gun, by the cooperation of welding gun and robot, reach automatic welding project-welding nut.
Background technology
Automatically connection is current technological trend to fastener, is reduction personnel by artificial connection to full-automatic connection, mitigation
Labor intensity improves operator's environment, and it is advantageous to form one stream production of wire body etc..
In current automobile and the design of household electrical appliances hardware, start using metal parts or nut, screw is directly convex
It is soldered on another part, especially in the design of the framework junction part of automobile, largely starts to use, production effect is improved with this
Rate reduces labor intensity.
Meanwhile with the development of auto manufacturing, projection welding part higher and higher to the production capacity of projection welding part and spot weld, previous
All it is individually with nut, screw and plank by artificial projection welding, then welding efficiency is low, and labor intensity is big.
Invention content
The present invention in order to overcome the deficiencies of the prior art, provides the structure that a kind of top electrode can position, be clamped project-welding nut,
The technical and craftsmanship of project-welding nut can not be positioned, be clamped for solving the top electrode in existing production and technology.To realize
Above-mentioned purpose, the positioning of design top electrode, clamping project-welding nut structure.The structure includes projection welding upper electrode tip, top electrode, upper positioning
Pin, spring, sealing ring power on pole bar, inlet suction port.It is characterized in that：The one end for powering on pole bar is internally provided with step blind hole,
The end of step blind hole is equipped with internal thread, and the middle part for powering on pole bar is equipped with directly to air admission hole, with step blind hole inner end
Top connects, and straight used to air admission hole is threadedly coupled inlet suction port, and the other end for powering on pole bar is the conical surface, institute
It states and powers on pole bar conical surface one end and be connected with projection welder or welding gun soldering turret.
The upper positioning pin is three step circles cylindricalitys, and straight slot is equipped on the axis of upper positioning pin path end, is made
The path end of positioning pin flexible can deform, and the end of path is cone.The upper positioning pin can be in top electrode
The internal slide of bar.Described top electrode one end is boss, and the outer circle of boss is equipped with screw thread, using screw thread and powers on pole bar company
It connects, the other end of the top electrode is conical surface outer circle, is connect with projection welding upper electrode tip using the conical surface.
The top electrode is internally provided with step through-hole and annular groove, is equipped with spring in the through-hole, in the annular groove
Equipped with O-ring seal.The central diameter of the upper positioning pin can be slided in top electrode through-hole.
The configuration of the present invention is simple, positioning is reliable, easy to process, the technology for solving top electrode positioning, project-welding nut being clamped
Property and craftsmanship, can configure on welding gun, by the cooperation of welding gun and robot, reach automatic welding project-welding nut.Energy
It enough liberates the productive forces, improves productive temp, improve production efficiency, while production cost can be greatly reduced, reduce the producer's
Labor intensity.
Description of the drawings
Fig. 1 is new structure original state diagrammatic cross-section of the present invention.
Fig. 2 is that finger setting, clamping project-welding nut state diagrammatic cross-section are positioned on new structure of the present invention.
It is projection welding upper electrode tip referring to Fig. 1, Fig. 2,1,2 be top electrode, and 3 be upper positioning pin, and 4 be spring, and 5 be sealing ring, 6
To power on pole bar, 7 be inlet suction port, and 8 be project-welding nut.
Specific implementation mode
It is described further below according to attached drawing is novel to the present invention.
Power on pole bar（6）One end be internally provided with step blind hole, the end of step blind hole be equipped with internal thread, described is upper
The top of electrode stem step blind hole is equipped with directly to connecting at the top of air admission hole, with step blind hole, described straight to be adopted to air admission hole
It is threadedly coupled inlet suction port（7）, the other end for powering on pole bar is the conical surface.
The upper positioning pin（3）For three step circles cylindricalitys, it is equipped with straight slot on the axis of upper positioning pin path end, makes
The path end of upper positioning pin flexible can deform, and the end of path is cone.
The top electrode（2）One end is boss, and the outer circle of boss is equipped with screw thread, using screw thread and powers on pole bar（6）Even
It connects, the top electrode（2）The other end be conical surface outer circle, using the conical surface and projection welding upper electrode tip（1）It is connected.
The top electrode（2）It is internally provided with step through-hole and annular groove, spring is equipped in the through-hole（4）, described
O-ring seal is equipped in annular groove（5）.The upper positioning pin（3）Path can be in top electrode（2）With projection welding upper electrode tip（1）
It is slided in through-hole.
Top electrode positioning, clamping project-welding nut structure motion process:
Described Fig. 1 is new structure original state diagrammatic cross-section of the present invention.
Described Fig. 2 is that finger setting, clamping project-welding nut state diagrammatic cross-section are positioned on new structure of the present invention.
It can be used and the push rod of project-welding nut structure is sent to send out project-welding nut automatically by side（8）After positioning, by powering on pole bar
（6）Inlet suction port（7）Air inlet overcomes spring（4）Push dynamic upper positioning pin（3）Downlink, head cone pin enter project-welding nut（8）
Mesoporous positions, at this time upper positioning pin（3）Path by flexible deformation tensioner project-welding nut, reach positioning, clamping project-welding nut,
After positioning, clamping project-welding nut, push rod returns.
The structure can configure on welding gun, be walked by the cooperation of welding gun and robot, it can be achieved that automatic welding is convex
Weld nut.
Claims (4)
1. a kind of top electrode positioning, clamping project-welding nut structure, including projection welding upper electrode tip, top electrode, upper positioning pin, spring,
Sealing ring powers on pole bar, inlet suction port；It is characterized in that：Power on pole bar（6）One end be internally provided with step blind hole, in step
The end of blind hole is equipped with internal thread, and the top for powering on pole bar step blind hole is equipped with directly to air admission hole, with step blind hole
Top connects, and straight used to air admission hole is threadedly coupled inlet suction port（7）, the other end for powering on pole bar is cone
Face.
2. upper positioning pin according to claim 1（3）For three step circles cylindricalitys, on the axis of upper positioning pin path end
Equipped with straight slot, enable the path end of positioning pin is flexible to deform, the end of path is cone.
3. top electrode according to claim 1（2）One end is boss, and the outer circle of boss is equipped with screw thread, using screw thread with it is upper
Electrode stem（6）Connection, the top electrode（2）The other end be conical surface outer circle, using the conical surface and projection welding upper electrode tip（1）It is connected
It connects.
4. top electrode according to claim 1（2）It is internally provided with step through-hole and annular groove, spring is equipped in the through-hole
（4）, the annular groove is interior to be equipped with O-ring seal（5）；The upper positioning pin（3）Path can be in top electrode（2）In projection welding
Electrode tip（1）It is slided in through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006942.5A CN108788427A (en) | 2018-08-31 | 2018-08-31 | Top electrode positioning, clamping project-welding nut structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006942.5A CN108788427A (en) | 2018-08-31 | 2018-08-31 | Top electrode positioning, clamping project-welding nut structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108788427A true CN108788427A (en) | 2018-11-13 |
Family
ID=64081348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811006942.5A Pending CN108788427A (en) | 2018-08-31 | 2018-08-31 | Top electrode positioning, clamping project-welding nut structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108788427A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010115678A (en) * | 2008-11-12 | 2010-05-27 | Kobe Steel Ltd | Nut projection weld joint |
| CN202097500U (en) * | 2011-05-03 | 2012-01-04 | 塔奥（芜湖）汽车制品有限公司 | Projection welding electrode |
| CN103615454A (en) * | 2013-12-16 | 2014-03-05 | 上海昭程整流子科技有限公司 | Elastic deformation locating pin |
| CN205200787U (en) * | 2015-12-22 | 2016-05-04 | 杭州宝伟汽车零部件有限公司 | Shunting projection welding electrode is prevented in ring nut special use |
| CN108436242A (en) * | 2018-04-03 | 2018-08-24 | 上海兰盈机电设备有限公司 | The automatic projection welding of welding gun and spot-welded structures |
-
2018
- 2018-08-31 CN CN201811006942.5A patent/CN108788427A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010115678A (en) * | 2008-11-12 | 2010-05-27 | Kobe Steel Ltd | Nut projection weld joint |
| CN202097500U (en) * | 2011-05-03 | 2012-01-04 | 塔奥（芜湖）汽车制品有限公司 | Projection welding electrode |
| CN103615454A (en) * | 2013-12-16 | 2014-03-05 | 上海昭程整流子科技有限公司 | Elastic deformation locating pin |
| CN205200787U (en) * | 2015-12-22 | 2016-05-04 | 杭州宝伟汽车零部件有限公司 | Shunting projection welding electrode is prevented in ring nut special use |
| CN108436242A (en) * | 2018-04-03 | 2018-08-24 | 上海兰盈机电设备有限公司 | The automatic projection welding of welding gun and spot-welded structures |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181113 |
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| WD01 | Invention patent application deemed withdrawn after publication |