CN206811405U - A kind of automatic welding counter weight device - Google Patents
A kind of automatic welding counter weight device Download PDFInfo
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- CN206811405U CN206811405U CN201720653414.3U CN201720653414U CN206811405U CN 206811405 U CN206811405 U CN 206811405U CN 201720653414 U CN201720653414 U CN 201720653414U CN 206811405 U CN206811405 U CN 206811405U
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- counter weight
- weight device
- installation axle
- automatic welding
- weights
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Abstract
The utility model discloses a kind of automatic welding counter weight device, including counter weight device and fixing device, described counter weight device is arranged on the other end of pipe eccentric end to be welded by fixing device；The counter weight device is weights, described fixing device includes cross section for the semi-circular shroud ring of rectangle and fixed chain, semi-circular shroud ring both ends are extended in the horizontal direction respectively extension ear, the lockhole for fixing chain locking is provided with extension ear, and it is respectively perpendicular welding on direction with two extension ears and is provided with the first fix bar and the second fix bar, fixed in first, second fix bar with the perpendicular direction of two fix bars and be equipped with installation axle, described weights are fixedly installed by locking device and installation axle.The utility model at utmost avoids the influence to mother metal；Counter weight device can gather materials on the spot, easy to use, after the completion of welding, grind off solder joint；Counter weight device can be recycled, no use cost, while applicable different tube diameters.
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 counter weight device.
Background technology
At present, in the automatic welding welding process of power station pipeline, typically welded by automatic welding positioner, and
In automatic welding, in order to avoid unstable caused by pipe bias, rotating disk is set using in one end of power station pipeline to be welded, passed through
Rotating disk clamping pipe is rotated, while the opposite side of power station pipeline to be welded is welded with the mode to wheel support；Such a side
Formula is adapted in small volume, rotary course in light weight both ends rule and the power station pipeline to be welded without larger eccentric force, and but run into partially
The heart is excessive, such as the excessive elbow of torque and threeway, because rotating disk chucking power is limited, and can not provide equilibrant force to wheel, rotate through
Cheng Zhong, when pipe is rotated to Near The Critical Point, there is the mutation in engagement direction between gear, cause some gears to be rushed suddenly
Power is hit, causes brittle fracture, and because fixture is arranged in pipe one end, and elbow（Threeway）In the other end, in rotary course
In, in Near The Critical Point, the direction for the power that the fixture of pipe is subject to changes suddenly, fixture unstability is easily caused, when serious
It may result in workpiece and come off and cause equipment and personal injury.Further, since because eccentric excessive, chucking power is not highly resistant to power
Square, therefore pipe, in rotary course, its rotary speed is in cyclically-varying, and automaticwelding head is fixed, wire feed rate
Remain unchanged, have impact on welding quality to a certain extent；And pipe is also in cyclically-varying relative to the distance of head, also sternly
The quality and outward appearance of welding are have impact on again.
Utility model content
The purpose of this utility model is to provide a kind of automatic welding counter weight device, can not influence welding efficiency, not increase
While construction cost, the various drawbacks caused by pipe bias are eliminated, and the chucking power of automatic welding rotating disk can be reduced, are carried
High welding quality, maintained equipment are stable.
The technical solution adopted in the utility model is：
A kind of automatic welding counter weight device, including counter weight device and fixing device, described counter weight device pass through fixing device
It is arranged on the other end of pipe eccentric end to be welded；The counter weight device is weights, and described fixing device includes cross section
Semi-circular shroud ring and fixed chain for rectangle, semi-circular shroud ring both ends are extended in the horizontal direction respectively extension ear, prolongs
Stretch the lockhole being provided with ear for fixing chain locking, and with two extension ears be respectively perpendicular on direction welding to be provided with first solid
Fixed pole and the second fix bar, the level of two fix bars is oppositely arranged, and is detachably fixed by screw rod, and first, second fixes
Fixed on bar with the perpendicular direction of two fix bars and be equipped with installation axle, described weights pass through locking device and installation
Axle is fixedly installed.
The madial wall of described semicircle shroud ring is provided with multiple cylindrical bumps, the upper end of the multiple cylindrical bump
Face is also cambered surface, for being close to set with the tube outer wall to be welded with its joint.
Described installation axle is be arranged in parallel between having multiple, described installation axles, and respectively fixation is set in each installation axle
It is equipped with weights.
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 semi-circular shroud ring is formed by the good steel plate butt welding of rigidity or casting.
The utility model sets counter weight device by the other end in pipe eccentric end to be welded, and counter weight device is detachable
Set, counter weight device balance weight can flexibly change setting, so that counter weight device is joined two pipes together admittedly by fixed chain with to be welded
It is fixed, and then also make it under external force, at utmost avoid the influence to mother metal；Counter weight device can gather materials on the spot, and use
It is convenient, after the completion of welding, grind off solder joint；Counter weight device can be recycled, no use cost.Simultaneously applicable different pipes
Footpath.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in figure 1, the utility model includes counter weight device and fixing device, described counter weight device passes through fixing device
It is arranged on the other end of pipe eccentric end to be welded；The counter weight device is weights 5, and described fixing device includes cross section
Semi-circular shroud ring 1 and fixed chain 9 for rectangle, the semi-circular both ends of shroud ring 1 are extended in the horizontal direction respectively extension ear
7, extend the lockhole being provided with ear 7 for fixing the locking of chain 9, and be respectively perpendicular to weld on direction with two extension ears 7 and set
There are the first fix bar 8 and the second fix bar 10, the level of two fix bars is oppositely arranged, and is detachably fixed by screw rod, the
First, fixed in the second fix bar with the perpendicular direction of two fix bars and be equipped with installation axle 3, described weights 5 pass through
Locking device 4 is fixedly installed with installation axle 3.
Described installation axle 3 be arranged in parallel between having multiple, described installation axles 3, is respectively fixed in each installation axle 3
Weights 5 are provided with, by setting multiple installation axles 3, and the multiple weights 5 set in installation axle 3, so as to expand
The counterweight value range of weights 5, multiple weights 5 pass through locking device 4 and 3 detachable fixation of installation axle.And
Set by multiple weights 5, can flexibly be configured according to the actual needs, increase or decrease counterweight, be next
Secondary use is prepared, the impulsive force and maintenance equilibrant force being subject to so as to the reduction positioner of maximum possible.
External screw thread is provided with described installation axle 3, locking device 4 is first, second nut, first, second nut
Internal thread is engaged with both ends external screw thread in installation axle respectively.By the cooperation of first, second nut and installation axle, make counterweight
The setting of block is more flexible.Described semi-circular shroud ring 1 is arranged on the other end of pipe eccentric end to be welded, further by
The madial wall of described semicircle shroud ring 1 is provided with multiple cylindrical bumps 2, the upper surface 6 of the multiple cylindrical bump 2
It is cambered surface, for being close to set with the tube outer wall to be welded with its joint, so as to increase the damped coefficient of the two, makes semicircle
The combination of type shroud ring 1 and pipe to be welded is more integrated, so as to offset or enough reduce the bias of pipe by weights 5
The excessive influence of caused moment of torsion, so that its torque is maintained in tolerance interval；
Further the utility model can also reduce the impulsive force that positioner is subject to and be installed successfully with maintenance equilibrant force, counterweight
Afterwards, chuck forms an entirety with workpiece, and its center of gravity is consistent with rotation centerline, makes positioner drive pipe to be welded at the uniform velocity to rotate
When, it is not necessary to increase extra power to resist eccentric moment；And can be as needed, increase or decrease the torque and counterweight of counterweight
The weight of block, to adapt to the bias of the workpiece of different torques, and after the completion of counter weight device is produced once, it can be recycled.It is right
The corrective measure of the eccentric excessive pipeline welding mode in part.For part because of eccentric larger pipe（Elbow, threeway）, can not
Automatic welding is carried out, automatic welding welding can be carried out by using the utility model, so as to expand the scope of application of automatic welding,
Improve welding efficiency；For certain eccentric pipe be present（Elbow, threeway）, also significantly increase welding quality.
Claims (7)
- A kind of 1. automatic welding counter weight device, it is characterised in that：Including counter weight device and fixing device, described counter weight device passes through Fixing device is arranged on the other end of pipe eccentric end to be welded；The counter weight device is weights, described fixing device bag The semi-circular shroud ring and fixed chain that cross section is rectangle are included, semi-circular shroud ring both ends are extended to have in the horizontal direction respectively prolongs Ear is stretched, extends the lockhole being provided with ear for fixing chain locking, and be respectively perpendicular to weld on direction with two extension ears and set There are the first fix bar and the second fix bar, the level of two fix bars is oppositely arranged, and is detachably fixed by screw rod, first, Fixed in second fix bar with the perpendicular direction of two fix bars and be equipped with installation axle, described weights are filled by locking Put and be fixedly installed with installation axle.
- 2. automatic welding counter weight device according to claim 1, it is characterised in that：The madial wall of described semicircle shroud ring is set It is equipped with multiple cylindrical bumps, the upper surface of the multiple cylindrical bump is also cambered surface, for being treated with its joint Weldering tube outer wall is close to set.
- 3. automatic welding counter weight device according to claim 2, it is characterised in that：Described installation axle have it is multiple, it is described It is be arranged in parallel between installation axle, weights is respectively fixedly installed in each installation axle.
- 4. automatic welding counter weight device according to claim 3, it is characterised in that：Described weights have it is multiple, it is multiple Weights pass through locking device and the detachable fixation of installation axle.
- 5. automatic welding counter weight device according to claim 4, it is characterised in that：Described multiple weights are solid with two Central axis between fixed pole is symmetrical arranged.
- 6. automatic welding counter weight device according to claim 5, it is characterised in that：Outer spiral shell is provided with described installation axle Line, locking device are first, second nut, and the internal thread of first, second nut is engaged with external screw thread in installation axle.
- 7. automatic welding counter weight device according to claim 6, it is characterised in that：Described semi-circular shroud ring is good by rigidity Steel plate butt welding or casting form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653414.3U CN206811405U (en) | 2017-06-07 | 2017-06-07 | A kind of automatic welding counter weight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653414.3U CN206811405U (en) | 2017-06-07 | 2017-06-07 | A kind of automatic welding counter weight device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206811405U true CN206811405U (en) | 2017-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720653414.3U Active CN206811405U (en) | 2017-06-07 | 2017-06-07 | A kind of automatic welding counter weight device |
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| Country | Link |
|---|---|
| CN (1) | CN206811405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634939A (en) * | 2021-08-30 | 2021-11-12 | 中国电建集团四川工程有限公司 | Stress-free butt welding method for pipeline gold welding opening |
-
2017
- 2017-06-07 CN CN201720653414.3U patent/CN206811405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634939A (en) * | 2021-08-30 | 2021-11-12 | 中国电建集团四川工程有限公司 | Stress-free butt welding method for pipeline gold welding opening |
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