CN108723570A - Welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure - Google Patents
Welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure Download PDFInfo
- Publication number
- CN108723570A CN108723570A CN201810801979.0A CN201810801979A CN108723570A CN 108723570 A CN108723570 A CN 108723570A CN 201810801979 A CN201810801979 A CN 201810801979A CN 108723570 A CN108723570 A CN 108723570A
- Authority
- CN
- China
- Prior art keywords
- welding
- push rod
- hole
- automatic compensation
- projection welding
- 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
Links
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
- B23K11/36—Auxiliary equipment
Abstract
Welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure, and the present invention relates to a kind of Novel welding guns to move lateral electrode projection welding pressure buffer automatic compensation structure technical field, it is specifically a kind of to be internally provided with compressed spring using in push rod cover for seat, under servo electric jar drive, when electrode stem, project-welding nut and workpiece compress welding, pressing force is constant force, when melting the boss solder joint moment of project-welding nut, pressure also instantaneously reduces, it can be compensated at this time by the pre-compression force of spring, ensure pressing force required when projection welding, the generation of rosin joint when preventing project-welding nut projection welding.This structure main technical schemes and technical essential：When this structure compensates servo electric jar transmission welding pressure automatically by built-in pretensioned spring, the structure problem that welding pressure reduces when project-welding nut boss solder joint moment melts, solves pressing force required when ensuring projection welding, the generation of rosin joint when preventing project-welding nut projection welding keeps realization automation project-welding nut feasible.
Description
Technical field
The present invention relates to a kind of Novel welding guns to move lateral electrode projection welding pressure buffer automatic compensation structure technical field, specifically
Say it is that a kind of use is internally provided with compressed spring in push rod cover for seat, under servo electric jar drive, electrode stem, project-welding nut and work
When part compresses welding, pressing force is constant force, and when melting the boss solder joint moment of project-welding nut, pressure also instantaneously reduces, at this time
It can automatically be compensated by the pre-compression force of spring, it is ensured that required pressing force when projection welding, rosin joint when preventing project-welding nut projection welding
It generates.
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, starts to use and arrive metal parts or nut, direct projection welding
On another part, especially in the design of the framework junction part of automobile, largely starts to use, production efficiency is improved with this,
Reduce labor intensity.
Meanwhile with the development of auto manufacturing, higher and higher to the production capacity of projection welding part, previous projection welding part is all independent
With nut 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 a kind of welding gun and moves lateral electrode projection welding pressure buffer and compensate knot automatically
Structure makes when projection welding instantaneous pressure loss be compensated automatically by the pre-compression force of spring, the generation of rosin joint when preventing project-welding nut projection welding.
To achieve the above object, design welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure, effective cooperation with welding gun, can be with
Keep project-welding nut automatic welding feasible.The structure includes servo electric jar, push rod cover for seat, washer, buffer spring, push rod, fixed
Position screw, insulation sleeve, connector sleeve, electrode stem, lower electrode positioning pin, project-welding nut, lower electrode, lock-screw.
It is characterized in that：With servo electric jar using being threadedly coupled, push rod cover for seat is internally provided with for one end of push rod cover for seat
Step blind hole is equipped with transverse screw hole at adjacent pores mouth, and one end is circular hole, and the other end is threaded hole.
One end of the push rod is equipped with step outer circle, and wherein large cylindrical is equipped with lateral waist hole, and positioning screw can be by its waist hole
In pass through, with push rod cover for seat using being threadedly coupled.
The endoporus of the buffer spring is matched with the small stair outer circle of push rod, the outer diameter of the buffer spring with push away
The blind internal bore major diameter of pole socket set matches.One end of the buffer spring is bonded with washer plane, the other end and step end
Face paste is closed.
The endoporus of the washer can be passed through by the small stair outer circle of push rod, outer diameter and the push rod cover for seat of the washer
Blind internal bore major diameter matches.
Described connector sleeve one end is blind hole, and the other end is tapered blind hole, is equipped in the same direction in the side of blind hole and axis logical
Slot is equipped with lateral locking screw nail hole in the side of straight slot, and one end is circular hole, and the other end is threaded hole.
The insulation sleeve is thin-walled blind hole, one end outer circle cooperation of blind hole and push rod, the outer circle of the insulation sleeve and company
The blind hole of female connector one end coordinates, and is connected and is locked using lock-screw.
The present invention is compared with the existing technology, simple in structure, compact, and stability is good, easy to process, passes through the precommpression of spring
Power compensates automatically, when solving servo electric jar transmission projection welding pressing force, the pressure when boss solder joint moment of project-welding nut melts
Power is reduced, and the generation of rosin joint, solves the processability of product structure of projection welding when preventing project-welding nut projection welding, can be with welding gun, robot
Linkage realize project-welding nut automation projection welding.Keep project-welding nut automatic welding feasible, liberate the productive forces, improves production section
It claps, improves production efficiency, while production cost can be greatly reduced, reduce the labor intensity of the producer.
Description of the drawings
Attached drawing is new structure diagrammatic cross-section of the present invention.
Referring to attached drawing, 1 is servo electric jar, and 2 be push rod cover for seat, and 3 be washer, and 4 be buffer spring, and 5 be push rod, and 6 be fixed
Position screw, 7 be insulation sleeve, and 8 be connector sleeve, and 9 be electrode stem, and 10 be lower electrode positioning pin, and 11 be project-welding nut, and 12 be lower electricity
Pole, 13 be lock-screw.
Specific implementation mode
It is described further below according to attached drawing is novel to the present invention.
Push rod cover for seat（2）One end and servo electric jar（1）Using threaded connection, push rod cover for seat（2）Be internally provided with platform
Rank blind hole is equipped with transverse screw hole at adjacent pores mouth, and one end is circular hole, and the other end is threaded hole.
The push rod（5）One end be equipped with step outer circle, wherein large cylindrical is equipped with lateral waist hole, positioning screw（6）It can be by
It is passed through in its waist hole, with push rod cover for seat（2）Using threaded connection.
The buffer spring（4）Endoporus and push rod（2）Small stair outer circle match, the buffer spring（4）
Outer diameter and push rod cover for seat（2）Blind internal bore major diameter match.The buffer spring（4）One end and washer plane paste
It closes, the other end is bonded with step end face.
The washer（3）Endoporus can be by push rod（2）Small stair outer circle pass through, the washer（3）Outer diameter with
Push rod cover for seat（2）Blind internal bore major diameter match.
The connector sleeve（8）One end is blind hole, and the other end is tapered blind hole, is equipped in the same direction with axis in the side of blind hole
Straight slot is equipped with lateral lock-screw in the side of straight slot（13）Hole, one end are circular hole, and the other end is threaded hole.
The insulation sleeve（7）For thin-walled blind hole, blind hole and push rod（5）The cooperation of one end outer circle, the insulation sleeve（7）'s
Outer circle and connector sleeve（8）The blind hole of one end coordinates, using lock-screw（13）Connection locking.
The electrode stem（9）One end be conical external circle, with connector sleeve（8）Bellmouth coordinates, and the other end is blind hole, is being watched
Take electric cylinder（1）Under the action of, flange project-welding nut is pressed on convex surface（11）Ring flange, workpiece and lower electrode（12）End face, and by
Lower electrode positioning pin（10）Centering projection welding nut（11）.
Claims (6)
1. a kind of dynamic lateral electrode projection welding pressure buffer automatic compensation structure of welding gun, including servo electric jar, push rod cover for seat, washer,
Buffer spring, push rod, positioning screw, insulation sleeve, connector sleeve, electrode stem, lower electrode positioning pin, project-welding nut, lower electrode, locking
Screw；It is characterized in that：With servo electric jar using being threadedly coupled, push rod cover for seat is internally provided with step for one end of push rod cover for seat
Blind hole is equipped with transverse screw hole at adjacent pores mouth, and one end is circular hole, and the other end is threaded hole.
2. a kind of welding gun according to claim 1 moves lateral electrode projection welding pressure buffer automatic compensation structure, it is characterised in that：
One end of push rod is equipped with step outer circle, and wherein large cylindrical is equipped with lateral waist hole, and positioning screw can be by passing through, with push rod in its waist hole
Cover for seat is using threaded connection.
3. a kind of welding gun according to claim 1 moves lateral electrode projection welding pressure buffer automatic compensation structure, it is characterised in that：
The endoporus of buffer spring is matched with the small stair outer circle of push rod, the internal blind of the outer diameter and push rod cover for seat of the buffer spring
Hole major diameter matches；One end of the buffer spring is bonded with washer plane, and the other end is bonded with step end face.
4. a kind of welding gun according to claim 1 moves lateral electrode projection welding pressure buffer automatic compensation structure, it is characterised in that：
The endoporus of washer can be passed through by the small stair outer circle of push rod, the outer diameter of the washer and the blind internal bore major diameter phase of push rod cover for seat
Cooperation.
5. a kind of welding gun according to claim 1 moves lateral electrode projection welding pressure buffer automatic compensation structure, it is characterised in that：
Connector sleeve one end is blind hole, and the other end is tapered blind hole, straight slot is equipped in the same direction in the side of blind hole and axis, in the side of straight slot
Equipped with lateral locking screw nail hole, one end is circular hole, and the other end is threaded hole.
6. a kind of welding gun according to claim 1 moves lateral electrode projection welding pressure buffer automatic compensation structure, it is characterised in that：
Insulation sleeve is thin-walled blind hole, one end outer circle cooperation of blind hole and push rod, the blind hole of the outer circle and connector sleeve one end of the insulation sleeve
Cooperation is connected using lock-screw and is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810801979.0A CN108723570A (en) | 2018-07-20 | 2018-07-20 | Welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810801979.0A CN108723570A (en) | 2018-07-20 | 2018-07-20 | Welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108723570A true CN108723570A (en) | 2018-11-02 |
Family
ID=63927194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810801979.0A Pending CN108723570A (en) | 2018-07-20 | 2018-07-20 | Welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108723570A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4329559A (en) * | 1979-07-05 | 1982-05-11 | Toyota Jidosha Kogyo Kabushiki Kaisha | Resistance welder |
| JPH01224170A (en) * | 1988-03-02 | 1989-09-07 | Toyota Motor Corp | Resistance welding equipment |
| JP2004209537A (en) * | 2003-01-07 | 2004-07-29 | Dengensha Mfg Co Ltd | Electric-driven pressure type projection welding method |
| US20080078748A1 (en) * | 2004-10-19 | 2008-04-03 | Manuel Binder | Spot Welding Gun And Method For Adjusting The Pressure Of A Spot Welding Gun |
| CN101386105A (en) * | 2007-09-13 | 2009-03-18 | 上海梅达焊接设备有限公司 | Electric resistance welder with pressure compensation mechanism |
| CN102834214A (en) * | 2010-01-21 | 2012-12-19 | 蒂森克虏伯系统工程有限责任公司 | Welding electrode unit, welding device, and method for producing a welded joint |
| CN204603558U (en) * | 2015-04-15 | 2015-09-02 | 沈阳捷众汽车零部件有限公司 | A kind of project-welding nut bottom electrode |
| CN205111064U (en) * | 2015-10-27 | 2016-03-30 | 唐山开元阻焊设备有限公司 | Spot welder electrode subassembly with pressure compensation function |
| CN207414562U (en) * | 2017-09-04 | 2018-05-29 | 东莞安达电机有限公司 | A kind of medium-frequency servo pressurization dc welding machine |
-
2018
- 2018-07-20 CN CN201810801979.0A patent/CN108723570A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4329559A (en) * | 1979-07-05 | 1982-05-11 | Toyota Jidosha Kogyo Kabushiki Kaisha | Resistance welder |
| JPH01224170A (en) * | 1988-03-02 | 1989-09-07 | Toyota Motor Corp | Resistance welding equipment |
| JP2004209537A (en) * | 2003-01-07 | 2004-07-29 | Dengensha Mfg Co Ltd | Electric-driven pressure type projection welding method |
| US20080078748A1 (en) * | 2004-10-19 | 2008-04-03 | Manuel Binder | Spot Welding Gun And Method For Adjusting The Pressure Of A Spot Welding Gun |
| CN101386105A (en) * | 2007-09-13 | 2009-03-18 | 上海梅达焊接设备有限公司 | Electric resistance welder with pressure compensation mechanism |
| CN102834214A (en) * | 2010-01-21 | 2012-12-19 | 蒂森克虏伯系统工程有限责任公司 | Welding electrode unit, welding device, and method for producing a welded joint |
| CN204603558U (en) * | 2015-04-15 | 2015-09-02 | 沈阳捷众汽车零部件有限公司 | A kind of project-welding nut bottom electrode |
| CN205111064U (en) * | 2015-10-27 | 2016-03-30 | 唐山开元阻焊设备有限公司 | Spot welder electrode subassembly with pressure compensation function |
| CN207414562U (en) * | 2017-09-04 | 2018-05-29 | 东莞安达电机有限公司 | A kind of medium-frequency servo pressurization dc welding machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108723570A (en) | Welding gun moves lateral electrode projection welding pressure buffer automatic compensation structure | |
| CN207577709U (en) | A kind of single side projection-welding structure stud | |
| CN201960263U (en) | Projection welding device for cap nut | |
| CN105014219A (en) | Combined type floating electrode and use method thereof | |
| CN202469299U (en) | Extra high voltage electrode flange | |
| CN103157919A (en) | Novel structure and novel welding process of hydraulic oil cylinder inlet-outlet oil port joint | |
| CN108788427A (en) | Top electrode positioning, clamping project-welding nut structure | |
| CN108436242A (en) | The automatic projection welding of welding gun and spot-welded structures | |
| CN107457468A (en) | A kind of stationary fixture of the upper soldering gun of robot welder | |
| CN106763036A (en) | A kind of body of rod bindiny mechanism | |
| CN209586909U (en) | A kind of automobile engine bottom case fixture nut | |
| CN103912562A (en) | Grounding weld bolt assembly for sheets with thicknesses equal to or larger than 0.6mm | |
| CN108406074A (en) | The automatic projection-welding structure of screw | |
| CN206065745U (en) | A kind of empennage and journal stirrup weld clamp device | |
| CN207447578U (en) | Double ignition tip double-wire welding guns of integral type | |
| CN205834457U (en) | A kind of welder of Novel convex weldering grounding screw | |
| CN201913366U (en) | Welding gun structure | |
| CN213764420U (en) | Plant nail welding set | |
| CN210306197U (en) | Plasma arc surfacing electrode positioning device | |
| CN202963844U (en) | Automatic compensation device for shrinkage amount in electro beam welding | |
| CN109202251A (en) | Projection welding of screws chuck structure | |
| CN207239421U (en) | A kind of electrode tip of Robot Spot Welding thin plate and pipe fitting | |
| CN112296497A (en) | Plant nail welding set | |
| CN202028865U (en) | Welding gun joint for gas shielded welding | |
| CN212626163U (en) | Zero line mechanism of upset welding jig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20181102 |
|
| WD01 | Invention patent application deemed withdrawn after publication |