CN210232104U - Straight pipe flange welding auxiliary device - Google Patents
Straight pipe flange welding auxiliary device Download PDFInfo
- Publication number
- CN210232104U CN210232104U CN201921138950.5U CN201921138950U CN210232104U CN 210232104 U CN210232104 U CN 210232104U CN 201921138950 U CN201921138950 U CN 201921138950U CN 210232104 U CN210232104 U CN 210232104U
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- Prior art keywords
- bottom plate
- supporting part
- rail
- flange
- straight pipe
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Abstract
The utility model relates to a straight pipe flange welding auxiliary device, which comprises a bottom plate, supporting feet and two tracks, wherein the two tracks are symmetrically arranged on the upper surface of the bottom plate; one end of the rail is flush with one end of the bottom plate, the other end of the rail exceeds the other end of the bottom plate, a first supporting part is arranged at one end of the rail, which is flush with the bottom plate, and a second supporting part is arranged at the other end of the rail, which is close to the position flush with the bottom plate; the first supporting part is provided with two externally tangent driven wheels, the two driven wheels have the same size, and the circle centers are positioned on the same horizontal line; the second supporting part is arranged completely same as the driven wheel, a driving device is further arranged on a bottom plate of the second supporting part, the driving device is connected with a driving wheel, the other end of the driving wheel is fixed on the bearing seat, and the driving wheel is only circumscribed with one driven wheel of the second supporting part; and a flange straightening part is arranged on the track of the part, exceeding the bottom plate, of the outer side of the second supporting part. The utility model has the advantages that: the driven wheel can drive the straight round pipe to rotate at a constant speed, the welding effect is good, and the welding process can be operated by a single person.
Description
Technical Field
The utility model relates to a frock is used in the welding, especially a straight tube flange welding auxiliary device.
Background
In many connecting pipe fittings, connecting flanges are required to be welded at one end or two ends of a straight circular pipe, the conventional method is to place the two ends of the straight circular pipe on a support, spot-weld a flange plate to one end of the straight circular pipe, and then fully weld the flange plate to the straight circular pipe by a worker through moving the position of a welding gun; the welding mode is low in cost, but the connecting part of the flange and the lower part of the straight circular tube is not easy to weld, the straight circular tube is generally heavy and not easy to rotate, the welding leakage of the lower part is easily caused, the welding quality is not good, a worker needs to continuously move when holding the welding gun, and the labor intensity is also high. Based on the situation, many domestic enterprises also research automatic welding equipment of the straight pipe flange, and develop some semi-automatic welding or automatic welding devices, such as Chinese invention patents: a steel pipe flange welding positioning device (No. CN104014954B) discloses a welding positioning device, wherein a flange is adsorbed on an electromagnetic chuck, the electromagnetic chuck can be driven by a power device to rotate, a steel pipe is arranged on a roller frame and is accurately positioned with the flange to be welded, the flange and the steel pipe automatically rotate during welding, a welding gun is abutted against the contact position of the steel pipe and the flange to automatically weld, the structure can realize the automatic welding of the flange on the steel pipe, but the structure is relatively complex, the use power is more, and the rotation of the flange and the steel pipe depends on the rotation of the electromagnetic chuck, so that the flange and the steel pipe which are not firmly connected can easily generate torsional force to cause the infirm welding.
The invention has the following patent: a flange welding method and welding device (authorized bulletin number: CN102000921B) disclose a welding method and device, through setting up the orbit in the workshop ground, set up two chuck seats at the orbit both ends, one of them is the fixed chuck seat, another is the moving chuck seat, there are flexible welding equipments on two chuck seats respectively; mounting a flange on a chuck seat, placing a steel pipe on an automatic adjusting bracket, and adjusting the position of the steel pipe along the direction of a track, the direction vertical to the horizontal direction of the track and the height direction through the automatic adjusting bracket to ensure that the steel pipe is accurately butted with the flange; after the butt joint is completed, spot welding is firstly carried out on the flange, then the automatic adjusting bracket is removed, the chuck is rotated through the driving device, so that the flange is driven to rotate, and meanwhile, the flange welding is carried out through flexible welding equipment; when the single-end flange is welded, the flange is fixed on the chuck at one side, the chuck at the other side is detached, the tip is fixed on the chuck seat of the detached chuck, the tip is inserted into one end of the steel pipe, and then the other end of the steel pipe is butted with the flange; the welding device and the welding method can also realize automatic welding, but after the flange is spot-welded, the automatic adjusting bracket needs to be removed, on one hand, the flange is not easy to realize, on the other hand, the flange is only spot-welded with the steel pipe, the steel pipe is suspended after the automatic adjusting bracket is removed, if the weight of the steel pipe is too large, the welding spot is easy to break, and on the other hand, the welding is inconvenient.
Therefore, further improvements are needed for the straight pipe flange welding aids.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a straight tube flange welding auxiliary device can make the straight tube rotate with the flange is slow in step, and the welding is even, and welding operation is convenient.
In order to achieve the purpose of the utility model, the straight pipe flange welding auxiliary device comprises a bottom plate, a plurality of supporting legs and two rails, wherein the supporting legs are uniformly distributed below the bottom plate in the middle; one end of the rail is flush with one end of the bottom plate, the other end of the rail exceeds the other end of the bottom plate, a first supporting part is arranged at one end of the rail, which is flush with the bottom plate, and a second supporting part is arranged at the other end of the rail, which is close to the position flush with the bottom plate; the first supporting part spans two rails, a bottom plate of the first supporting part can move along the rails, two driven wheels which are externally tangent are arranged on the first supporting part, the two driven wheels have the same size, and the circle centers of the two driven wheels are positioned on the same horizontal line; the arrangement of the driven wheel on the second supporting part is completely the same as that of the driven wheel on the first supporting part, a driving device is further arranged on a bottom plate of the second supporting part, the driving device is connected with a driving wheel, the other end of the driving wheel is fixed on a bearing seat, and the driving wheel is only circumscribed with one driven wheel of the second supporting part;
the outer side of the second supporting portion exceeds a flange straightening portion is arranged on a rail of the bottom plate portion, the flange straightening portion can move on the rail, an upright column is arranged at the lower portion of the flange straightening portion, a flange straightening plate is fixed on the upright column, and the flange straightening plate is perpendicular to the bottom plate.
Further, the second support portion is fixed on the rail.
Further, the second support is movable on the rail.
Furthermore, the flange straightening plate is fixed on the upright post of the flange straightening part through bolts and nuts.
Furthermore, the flange straightening plate is fixedly connected with the upright post in a spring hinge mode.
Furthermore, the driving device is a bevel gear worm gear speed reduction motor.
Furthermore, the driving device adopts a structure of combining a common motor and a reduction gearbox.
Further, the track is the industry aluminium alloy, and its opening below is equipped with the rectangle portion, rectangle portion below is the chamber of falling the trapezoidal form, be equipped with size and rather than assorted hexagon nut in the rectangle portion, one of them a pair of parallel limit of hexagon nut with orbital horizontal direction is parallel, and hexagon nut can be in rectangle portion horizontal migration like this, neither can drop, also can not produce the rotation.
Two parallel edges of the hexagonal nut are in contact with the inner wall of the rectangular part on the track, can slide along the rectangular part, but are limited by the hexagonal nut, cannot rotate and only can generate tiny displacement; therefore, when the parts of the upper first supporting part, the upper second supporting part and the like need to be fixed, the upper first supporting part, the upper second supporting part and the like can be conveniently screwed on the track by using bolts; when the position needs to be adjusted, loosen the bolt a little, promote first supporting part, second supporting part etc. and tighten the bolt again after appointed position.
The utility model relates to a straight tube flange welding auxiliary device is when using, the position of supporting part is estimated according to the length of waiting to weld straight pipe earlier, adjust the position of first supporting part, the position of second supporting part keeps motionless as far as possible, position adjustment puts the straight pipe of waiting to weld on the driven wheel after in place, the position is close to flange alignment portion as far as possible, the flange dish is put and is pressed from both sides tightly with the flange alignment board on the flange alignment portion after waiting to weld corresponding position of straight pipe, then fix flange alignment portion on the track, can carry out spot welding operation after finely tuning the position of flange dish, take off flange alignment board after spot welding is accomplished or pack up it when adopting the spring hinge, do not influence subsequent welding operation; then the driving device is started to drive the driving wheel to rotate, the driving wheel drives the driven wheel which is tangent to the driving wheel to rotate, the two tangent driven wheels move in the same direction to drive the straight round tube to be welded which is placed on the driving wheel to rotate, the driven wheel of the second supporting part drives the straight round tube to be welded to rotate, and then the driven wheel on the first supporting part rotates along with the straight round tube, so that the straight round tube rotates at the speed set by the driving device, a worker can use a welding gun to perform relatively uniform full welding on the position to be welded, and the welding quality of the flange is guaranteed.
Except carrying out the flange welding, the utility model discloses a welding auxiliary device also can carry out the longitudinal weld welding to the straight pipe that the book board formed, only need with roll up the straight pipe that the board formed place from the driving wheel can, drive power is not applyed to the action wheel, keeps basic quiescent condition from the driving wheel, can weld the longitudinal weld more evenly, need not prepare in addition the welding frock.
The utility model relates to a straight tube flange welding auxiliary device compares with prior art and has following advantage:
(1) the whole structure is simple, the use is convenient, the driven wheel can drive the straight round pipe to rotate at a constant speed, the welding effect is good, and the welding process can be operated by a single person;
(2) the aluminum profile with the special-shaped structure is used as the track, and the nut used as the fastener can move and can play a fastening role;
(3) the flange alignment plate can guarantee the perpendicularity of the flange plate, and welding precision is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a straight pipe flange welding auxiliary device of the present invention;
FIG. 2 is a front view of the straight pipe flange welding auxiliary device of the present invention;
FIG. 3 is a side view of the straight pipe flange welding auxiliary device of the present invention;
FIG. 4 is a partial enlarged view of the rail portion of the straight pipe flange welding auxiliary device of the present invention;
fig. 5 is the utility model relates to a straight tube flange welding auxiliary device operating condition sketch map.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-5, the straight pipe flange welding auxiliary device of the present invention comprises a bottom plate 1, supporting legs 2 and rails 3, wherein a plurality of supporting legs 2 are uniformly distributed below the bottom plate 1 in the middle, and two rails 3 are symmetrically arranged on the upper surface of the bottom plate 1; one end of the track 3 is flush with one end of the bottom plate 1, the other end of the track exceeds the other end of the bottom plate 1, a first supporting part 4 is arranged at one end, which is close to the track 3 and is flush with the bottom plate 1, and a second supporting part 5 is arranged at the other end, which is close to the position flush with the bottom plate 1; the first supporting part 4 spans the two rails 3, the first supporting part bottom plate 41 can move along the rails 3, two externally tangent driven wheels 42 are arranged on the first supporting part 4, the two driven wheels 42 have the same size, and the circle centers are positioned on the same horizontal line; the arrangement of the driven wheel on the second supporting part 5 is completely the same as that of the driven wheel on the first supporting part 4, the bottom plate 51 of the second supporting part is also provided with a driving device 52, the driving device 52 is connected with a driving wheel 53, the other end of the driving wheel 53 is fixed on a bearing seat 54, and the driving wheel 53 is only circumscribed with one driven wheel 42 of the second supporting part 5, so that when the driving wheel 53 is driven by the driving device 52 to rotate, the driven wheel 42 tangent to the driving wheel starts to rotate, and the other tangent driven wheel is driven to rotate in the same direction;
the track 3 that surpasss bottom plate 1 part in the outside of second supporting part 5 is equipped with flange alignment portion 6 on, and flange alignment portion 6 can move about on track 3, and 6 lower parts of flange alignment portion are equipped with the stand, are fixed with flange alignment board 61 on the stand, and flange alignment board 61 is perpendicular with bottom plate 1, can guarantee the straightness that hangs down of ring flange when spot welding.
The second support part 5 may be fixed to the rail 3 or may be movable on the rail 3.
The flange straightening plate 61 may be fixed to the column of the flange straightening portion 6 by fasteners such as bolts and nuts, or may be fixedly connected to the column by means of a spring hinge.
The driving device 52 generally adopts a bevel gear worm gear speed reduction motor, and can also adopt a structure of combining a common motor and a reduction box.
The rail 3 can be made of an industrial aluminum profile as shown in fig. 4, a rectangular portion 31 is arranged below an opening of the rail, an inverted trapezoidal cavity 32 is arranged below the rectangular portion 31, a hexagon nut 311 with the same size can be placed in the rectangular portion 31, one pair of parallel edges of the hexagon nut 311 is parallel to the horizontal direction of the rail 3, so that the hexagon nut 311 can be placed in the rectangular portion 31, and the hexagon nut 311 cannot fall off due to the fact that the size of the inverted trapezoidal cavity 32 below is gradually reduced; the two parallel sides of the hexagon nut 311 are in contact with the inner wall of the rectangular part 31 on the rail 3, and can slide along the rectangular part 31, but the hexagon nut is limited by the rectangular part 31, cannot rotate and can only generate slight displacement; therefore, when the parts such as the upper first supporting part 4, the upper second supporting part 5 and the like need to be fixed, the parts can be conveniently screwed on the track 3 by using bolts; when the position needs to be adjusted, the bolt is loosened slightly, the first supporting part 4, the second supporting part 5 and the like are pushed to the appointed position, and then the bolt is screwed again.
The utility model relates to a straight tube flange welding auxiliary device is when using, as shown in fig. 5, the position of the supporting part is estimated according to the length of waiting to weld straight pipe 7 earlier, adjust the position of first supporting part 4, the position of second supporting part 5 keeps motionless as far as possible, the straight pipe 7 of waiting to weld is placed on driven wheel 42 after the position adjustment targets in place, the position is close to flange alignment portion 6 as far as possible, flange 8 is placed and is pressed from both sides tightly with flange alignment plate 61 on flange alignment portion 6 behind the corresponding position of straight pipe 7 of waiting to weld, then fix flange alignment portion 6 on track 3, can carry out spot welding operation after finely tuning the position of flange 8, take off flange alignment plate 61 or pack up it when adopting the spring hinge after the spot welding is accomplished, do not influence subsequent welding operation; then, the driving device 52 is started to drive the driving wheel 53 to rotate, the driving wheel 53 drives the driven wheels tangent to the driving wheel to rotate, the two tangent driven wheels move in the same direction to drive the straight round tube 7 to be welded placed on the driving wheel to rotate, the driven wheels of the second supporting part 5 drive the straight round tube 7 to be welded to rotate, and then the driven wheels on the first supporting part 4 rotate along with the straight round tube, so that the straight round tube rotates at the speed set by the driving device 52, workers can use a welding gun to perform relatively uniform full welding on the position to be welded, and the flange welding quality is guaranteed.
Except carrying out the flange welding, the utility model discloses a welding auxiliary device also can carry out the longitudinal weld welding to the straight pipe that the book board formed, only need with roll up the straight pipe that the board formed place from the driving wheel can, drive power is not applyed to the action wheel, keeps basic quiescent condition from the driving wheel, can weld the longitudinal weld more evenly, need not prepare in addition the welding frock.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the embodiments disclosed, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention, the equivalents and substitutions being limited only by the scope of the appended claims.
Claims (8)
1. The straight pipe flange welding auxiliary device is characterized by comprising a bottom plate, a plurality of supporting feet and two rails, wherein the supporting feet are uniformly distributed below the bottom plate in the middle; one end of the rail is flush with one end of the bottom plate, the other end of the rail exceeds the other end of the bottom plate, a first supporting part is arranged at one end of the rail, which is flush with the bottom plate, and a second supporting part is arranged at the other end of the rail, which is close to the position flush with the bottom plate; the first supporting part spans two rails, a bottom plate of the first supporting part can move along the rails, two driven wheels which are externally tangent are arranged on the first supporting part, the two driven wheels have the same size, and the circle centers of the two driven wheels are positioned on the same horizontal line; the arrangement of the driven wheel on the second supporting part is completely the same as that of the driven wheel on the first supporting part, a driving device is further arranged on a bottom plate of the second supporting part, the driving device is connected with a driving wheel, the other end of the driving wheel is fixed on a bearing seat, and the driving wheel is only circumscribed with one driven wheel of the second supporting part;
the outer side of the second supporting portion exceeds a flange straightening portion is arranged on a rail of the bottom plate portion, the flange straightening portion can move on the rail, an upright column is arranged at the lower portion of the flange straightening portion, a flange straightening plate is fixed on the upright column, and the flange straightening plate is perpendicular to the bottom plate.
2. A straight pipe flange welding aid as claimed in claim 1 wherein said second support portion is secured to said rail.
3. A straight pipe flange welding aid as claimed in claim 1 wherein said second support is movable on said rail.
4. A straight pipe flange welding auxiliary device as claimed in claim 1, wherein said flange straightening plate is fixed to a column of said flange straightening portion by bolts and nuts.
5. A straight pipe flange welding auxiliary device as claimed in claim 1, wherein the flange straightening plate is fixedly connected with the upright post by means of a spring hinge.
6. A straight pipe flange welding auxiliary device as claimed in claim 1, wherein said driving means is a helical gear worm gear reduction motor.
7. A straight pipe flange welding auxiliary device as claimed in claim 1, wherein said driving device adopts a structure of a combination of a common motor and a reduction box.
8. A straight pipe flange welding auxiliary device as claimed in claim 1, wherein said rail is an industrial aluminum profile, a rectangular portion is provided below the opening, an inverted trapezoidal cavity is provided below said rectangular portion, a hexagon nut matched with the rectangular portion in size is provided in said rectangular portion, and one pair of parallel edges of said hexagon nut is parallel to the horizontal direction of said rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921138950.5U CN210232104U (en) | 2019-07-19 | 2019-07-19 | Straight pipe flange welding auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921138950.5U CN210232104U (en) | 2019-07-19 | 2019-07-19 | Straight pipe flange welding auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210232104U true CN210232104U (en) | 2020-04-03 |
Family
ID=69991921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921138950.5U Expired - Fee Related CN210232104U (en) | 2019-07-19 | 2019-07-19 | Straight pipe flange welding auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210232104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115070247A (en) * | 2022-07-21 | 2022-09-20 | 北京北方车辆集团有限公司 | Special-shaped pipe and special welding device for connecting piece thereof |
-
2019
- 2019-07-19 CN CN201921138950.5U patent/CN210232104U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115070247A (en) * | 2022-07-21 | 2022-09-20 | 北京北方车辆集团有限公司 | Special-shaped pipe and special welding device for connecting piece thereof |
| CN115070247B (en) * | 2022-07-21 | 2023-11-14 | 北京北方车辆集团有限公司 | Special-shaped pipe and special welding device for connecting piece of special-shaped pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 Termination date: 20210719 |