CN206811404U - A kind of automatic welding positioner - Google Patents
A kind of automatic welding positioner Download PDFInfo
- Publication number
- CN206811404U CN206811404U CN201720653412.4U CN201720653412U CN206811404U CN 206811404 U CN206811404 U CN 206811404U CN 201720653412 U CN201720653412 U CN 201720653412U CN 206811404 U CN206811404 U CN 206811404U
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- Prior art keywords
- positioner
- chuck
- installation axle
- automatic welding
- weights
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Abstract
The utility model discloses a kind of automatic welding positioner, including positioner body, balancing weight and fixing device, described balancing weight is arranged on the welding chuck of positioner by fixing device, and with pipe eccentric end to be welded in 180 ° of arrangements；The balancing weight is weights；Described shroud ring is arranged on the outside of chuck, is fixedly connected with chuck, and described weights are fixedly installed by locking device and installation axle.The utility model is excessive so as to reduce torque caused by the bias of pipe by setting balancing weight on the chuck of positioner, its torque is maintained in tolerance interval；Impulsive force and the maintenance equilibrant force that positioner chuck clamps are subject to are reduced, avoids the influence to mother metal to the full extent；Positioner can gather materials on the spot, easy to use, after the completion of welding, grind off solder joint；Positioner can be recycled, no use cost.Applicable different tube diameters simultaneously.
Description
Technical field
It the utility model is related to power station Pipeline automatic welding technology field, more particularly to a kind of automatic welding positioner.
Background technology
At present, in the automatic welding welding process of power station pipeline, typically welded by automatic welder, and in automatic welding
When, in order to avoid unstable caused by pipe bias, positioner is set using in one end of power station pipeline to be welded, passes through weldering
The chuck for connecing positioner is rotated to clamp pipe, while the opposite side of power station pipeline to be welded is carried out with the mode to wheel support
Welding；Such a mode is adapted to both ends rule and the power station pipeline to be welded without larger eccentric force in small volume, rotary course in light weight,
And but run into eccentric excessive, such as the excessive elbow of torque and threeway, because rotating disk chucking power is limited, and balance can not be provided to wheel
Power, in rotary course, when pipe is rotated to Near The Critical Point, there is the mutation in engagement direction between gear, cause some teeth
Wheel causes brittle fracture suddenly by impulsive force, and because fixture is arranged in pipe one end, and elbow（Threeway）Another
End, in rotary course, in Near The Critical Point, the direction for the power that the fixture of pipe is subject to changes suddenly, easily causes folder
Have unstability, workpiece is may result in when serious come off and cause equipment and personal injury.Further, since because of eccentric excessive, chucking power
Torque is not highly resistant to, therefore pipe, in rotary course, its rotary speed is in cyclically-varying, and automaticwelding head is fixed
Motionless, wire feed rate remains unchanged, and have impact on welding quality to a certain extent；And pipe is also in week relative to the distance of head
Phase property changes, and has also had a strong impact on the quality and outward appearance of welding.
Utility model content
The purpose of this utility model is to provide a kind of automatic welding positioner, can not influence welding efficiency, not increase and apply
While work cost, the various drawbacks caused by pipe bias are eliminated, and automatic welding positioner chuck can be reduced
Chucking power, improves welding quality, and maintained equipment is stable.
The technical solution adopted in the utility model is：
A kind of automatic welding positioner, including positioner body, balancing weight and fixing device, described balancing weight pass through fixation
Device is arranged on the welding chuck of positioner, and with pipe eccentric end to be welded in 180 ° of arrangements；The balancing weight is counterweight weight
Code, described fixing device include the first, second semi-circular shroud ring that button is set, and first, second semi-circular shroud ring both ends are welded respectively
Connect and be provided with a fix bar, the both ends of two fix bars are oppositely arranged, and are detachably fixed by screw rod；Described shroud ring is set
Put in the outside of chuck, be fixedly connected with chuck, the end of wherein one end of two fix bars and two fix bars are perpendicular
Direction, which is fixed, is equipped with installation axle, and described weights are fixedly installed by locking device and installation axle.
Described weights have multiple, and multiple weights pass through locking device and the detachable fixation of installation axle.
Central axis of the described multiple weights between two fix bars is symmetrical arranged.
Be provided with external screw thread in described installation axle, locking device is first, second nut, first, second nut it is interior
Screw thread is engaged with external screw thread in installation axle.
Described shroud ring is formed by the good steel plate butt welding of rigidity or casting.
The utility model on the chuck of positioner by setting balancing weight, so as to reduce torque caused by the bias of pipe
It is excessive, its torque is maintained in tolerance interval；Reduce impulsive force and maintenance balance that positioner chuck clamps are subject to
Power, positioner chuck clamps are made to need only provide for less revolving force, pipe is at the uniform velocity rotated, it is not necessary to increase power
To resist eccentric moment；Positioner only leans on several pad localizations with pipe, carries out maintenance fixation by external force, avoids to the full extent
Influence to mother metal；Positioner can gather materials on the spot, easy to use, after the completion of welding, grind off solder joint；Positioner is recycled
Use, no use cost.Applicable different tube diameters simultaneously.
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram of balancing weight described in the utility model and fixing device.
Embodiment
As shown in figure 1, the utility model includes positioner body, balancing weight and fixing device, described balancing weight passes through
Fixing device is arranged on the welding chuck of positioner, and with pipe eccentric end to be welded in 180 ° of arrangements；The balancing weight be with
Weight counterweight 2, described fixing device include being buckled by the first semi-circular shroud ring 5, the second semi-circular shroud ring 6 and being set the shroud ring formed, the
First, the second semi-circular shroud ring both ends, which are respectively welded, is provided with a fix bar（I.e. wherein one end is welded with the first fix bar 7 and
Two fix bars 8）, the both ends of two fix bars are oppositely arranged, and are detachably fixed by screw rod 9；Described shroud ring is arranged on card
The outside of disk 4, it is fixedly connected with chuck 4, the end of wherein one end of the first fix bar 7 and the second fix bar 8 and two fixations
The perpendicular direction of bar, which is fixed, is equipped with installation axle 10, and described weights 2 are fixed with installation axle 10 by locking device 1 and set
Put.
The utility model makes on chuck 4 according to the specification of positioner upper chuck 4 and installs suitable shroud ring, shroud ring
Formed by the good steel plate butt welding of rigidity or casting；Penetrate reinforcing rod in shroud ring one end, and with shroud ring firm welding, as counterweight weight
The installation axle 10 of code；
Before welding, according to the size that workpiece is eccentric, central shaft of the described multiple weights between two fix bars
It is to be respectively arranged the counterweight of identical weight on reinforcing rod both sides that line, which is symmetrical arranged,；Locking device is added at counterweight both ends, makes weight
Code positioning；After the completion of welding, because described weights 2 have multiple, multiple weights 2 pass through locking device and installation axle
10 detachable fixations.Set, can flexibly be configured according to the actual needs by multiple weights 2, increase or
Counterweight is reduced, for the impulsive force using preparing, being subject to so as to the reduction positioner of maximum possible next time and maintains equilibrant force.
External screw thread is provided with described installation axle 10, locking device is first, second nut, first, second nut
Internal thread is engaged with external screw thread in installation axle.By the cooperation of first, second nut and installation axle 10, make the setting of balancing weight
It is more flexible.Described shroud ring is arranged on the outside of chuck 4, is fixedly connected with chuck 4, and the outer wall due to chuck 4 is compared to treating
The outer wall damped coefficient of welded tube is bigger, so the outside of chuck 4 is located at, so that the combination of shroud ring and chuck 4 is more integral
Change, it is excessive so as to can more reduce moment of torsion caused by the bias of pipe, its torque is maintained in tolerance interval；
Further, the utility model can also reduce the impulsive force and maintain equilibrant force that positioner is subject to, on positioner
After the counterweight of chuck 4 is installed successfully, chuck 4 forms an entirety with workpiece, and its center of gravity is consistent with rotation centerline, makes positioner only
Need to provide less revolving force i.e. rotatable chuck, pipe is at the uniform velocity rotated, it is not necessary to increase power to resist eccentric moment；Can
As needed, the torque of counterweight is increased or decreased, to adapt to the bias of the workpiece of different torques；Shroud ring connects with positioner chuck 4
After connecing, when carrying out straight tube welding, all weights 2 are removed, it is not necessary to remove shroud ring back and forth；Positioner is once made
After the completion of work, it can be recycled.Corrective measure to the eccentric excessive pipeline welding mode in part.For part because eccentric larger
Pipe（Elbow, threeway）, automatic welding can not be carried out, automatic welding welding can be carried out, by using the utility model so as to expand
The big scope of application of automatic welding, improves welding efficiency；For certain eccentric pipe be present（Elbow, threeway）, also significantly
Improve welding quality.
Claims (5)
- A kind of 1. automatic welding positioner, it is characterised in that：Including positioner body, balancing weight and fixing device, described counterweight Block is arranged on the welding chuck of positioner by fixing device, and with pipe eccentric end to be welded in 180 ° of arrangements；The counterweight Block is weights, and described fixing device includes the first, second semi-circular shroud ring that button is set, first, second semi-circular shroud ring Both ends, which are respectively welded, is provided with a fix bar, and the both ends of two fix bars are oppositely arranged, and are detachably fixed by screw rod；Institute The shroud ring stated is arranged on the outside of chuck, is fixedly connected with chuck, the end of wherein one end of two fix bars and two fixations The perpendicular direction of bar, which is fixed, is equipped with installation axle, and described weights are fixedly installed by locking device and installation axle.
- 2. automatic welding positioner according to claim 1, it is characterised in that：Described weights have multiple, Duo Gepei Weight counterweight passes through locking device and the detachable fixation of installation axle.
- 3. automatic welding positioner according to claim 2, it is characterised in that：Described multiple weights are with two fixations Central axis between bar is symmetrical arranged.
- 4. automatic welding positioner according to claim 3, it is characterised in that：External screw thread is provided with described installation axle, Locking device is first, second nut, and the internal thread of first, second nut is engaged with external screw thread in installation axle.
- 5. automatic welding positioner according to claim 4, it is characterised in that：Described shroud ring is by the good steel plate butt welding of rigidity Or casting forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653412.4U CN206811404U (en) | 2017-06-07 | 2017-06-07 | A kind of automatic welding positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653412.4U CN206811404U (en) | 2017-06-07 | 2017-06-07 | A kind of automatic welding positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206811404U true CN206811404U (en) | 2017-12-29 |
Family
ID=60758908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720653412.4U Active CN206811404U (en) | 2017-06-07 | 2017-06-07 | A kind of automatic welding positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206811404U (en) |
-
2017
- 2017-06-07 CN CN201720653412.4U patent/CN206811404U/en active Active
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