CN220806659U - Annular welding seam grinding device - Google Patents
Annular welding seam grinding device Download PDFInfo
- Publication number
- CN220806659U CN220806659U CN202322692031.5U CN202322692031U CN220806659U CN 220806659 U CN220806659 U CN 220806659U CN 202322692031 U CN202322692031 U CN 202322692031U CN 220806659 U CN220806659 U CN 220806659U
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- fixedly connected
- annular
- front side
- support rings
- connecting plate
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- 238000003466 welding Methods 0.000 title abstract description 23
- 238000005498 polishing Methods 0.000 claims abstract description 28
- 230000033001 locomotion Effects 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model is suitable for the technical field of welding, and provides a circular weld polishing device which comprises two support rings, wherein the two support rings are spliced together to form a complete ring shape, a plurality of groups of electric push rods are arranged on the two support rings in a penetrating manner along the radial direction of the two support rings, semi-annular sliding rails are fixedly connected to the front side surfaces of the two support rings, the sliding rails form a complete circular track when the two support rings are spliced, sliding blocks moving along the track are arranged on the circular track, a connecting plate is transversely and fixedly connected to the front side surface of the mounting plate, and a movable plate capable of moving along the radial direction of the support rings is arranged at the front end of the connecting plate. This girth welding seam grinding device, the annular that forms when being in the same place through two holding rings concatenation, all run through along its radial direction and be provided with multiunit electric putter, start electric putter and carry out simultaneous movement and promote grinding device and keep at the polishing point, two slide rails form a complete track when two holding rings concatenation, the effectual deviation of preventing at welding seam polishing in-process grinding device to do not need to demolish the process of polishing again with the large-scale pipeline that installs, shortened operating time.
Description
Technical Field
The utility model belongs to the technical field of welding, and particularly relates to a polishing device for an annular welding seam.
Background
Large metal pipes are usually used for transporting fluids such as water, oil, gas and the like, and are often required to be welded and connected during installation and laying, welding seams are formed at welding positions, and the welding seams are required to be polished and ground smoothly in order to keep the surfaces of the pipes smooth.
When polishing a pipeline weld, a welding seam polishing device disclosed in chinese patent CN108098522a needs to move a large pipeline workpiece on a frame for polishing, on one hand, the large pipeline workpiece is large in size and mass and inconvenient to move, and on the other hand, part of the large pipeline workpiece is welded after being installed in place, and the position of the large pipeline workpiece is fixed after the welding is completed, so that the large pipeline workpiece cannot be polished through a fixed polishing device, and therefore, the large pipeline polishing device has some defects in use.
Disclosure of utility model
The utility model provides a circular weld polishing device, which aims to solve the problems that a large-sized pipeline workpiece is inconvenient to move in the process of polishing a weld, and the pipeline is inconvenient to move to polishing equipment for polishing, and on the other hand, part of the large-sized pipeline is welded after being installed in place, the position of the large-sized pipeline is fixed after the welding is finished, the large-sized pipeline cannot move and cannot be polished by a fixed polishing device, so that the large-sized pipeline has some defects in use.
The utility model discloses a circular weld polishing device, which comprises two supporting rings, wherein a complete ring is formed when the two supporting rings are spliced together, a plurality of groups of electric push rods which synchronously act are arranged on the two supporting rings in a penetrating manner along the radial direction of the two supporting rings, semi-annular sliding rails are fixedly connected to the front side surfaces of the two supporting rings, a complete ring-shaped track is formed by the two sliding rails when the two supporting rings are spliced, a sliding block which moves along the ring-shaped track is arranged on the ring-shaped track, a mounting plate is arranged on the front side of the sliding block, a connecting plate is transversely and fixedly connected to the front side surface of the mounting plate, a movable plate which can move along the radial direction of the supporting rings is arranged at the front end of the connecting plate, a polishing wheel is rotatably connected to the bottom of the front side of the movable plate, and a driving motor for driving the polishing wheel to rotate is arranged at the top of the front side of the movable plate.
Preferably, the front end of the upper surface of the connecting plate is rotationally connected with a threaded screw rod, the surface of the threaded screw rod is in threaded connection with a screw rod sleeve, and the screw rod sleeve is fixedly connected with the top of the rear side of the movable plate.
Preferably, the bottom of fly leaf front side transversely rotates and is connected with the axis of rotation, grinding wheel fixed connection in the axis of rotation, the output shaft of motor with be connected with a belt pulley in the axis of rotation respectively, two the belt pulley passes through belt transmission and connects.
Preferably, the front side of the movable plate is fixedly connected with a protection box, an opening is formed in the lower surface of the protection box, and the lower edge of the polishing wheel extends to the bottom of the protection box through the opening.
Preferably, the two ends of the two semi-annular supporting rings are fixedly connected with fixing blocks, and the two fixing blocks on the same side are fixedly connected through screws.
Preferably, a reinforcing rod is fixedly connected between the top of the connecting plate and the mounting plate.
Compared with the prior art, the utility model has the beneficial effects that: according to the annular welding seam polishing device, the two supporting rings are spliced together to form the complete annular shape, the electric push rod is started to move simultaneously to push the polishing device to be kept at the welding point, when the two supporting rings are spliced, the two sliding rails form a complete track, the sliding blocks move circularly along the track, and concentric circles are formed with the welding seam on the surface of the pipeline, so that the problems of unsmooth welding seam and attractive appearance caused by welding point deviation are avoided.
Drawings
FIG. 1 is a schematic side view of the present utility model;
FIG. 2 is a schematic view of a partial cross-sectional structure of the present utility model;
fig. 3 is a schematic diagram of the structure in front view of the present utility model.
In the figure: 1. a support ring; 2. a slide block; 3. a mounting plate; 4. a reinforcing rod; 5. a driving motor; 6. a belt pulley; 7. grinding wheel; 8. a slide rail; 9. a movable plate; 10. a fixed block; 11. a screw; 12. a threaded screw rod; 13. a connecting plate; 14. an electric push rod.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a girth welding grinding device, includes support ring 1, forms a complete annular when two support rings 1 splice together, runs through along its radial direction on two support rings 1 and is provided with the electric putter 14 of multiunit synchronous action.
The two support rings 1 can be spliced and fixed in a bolt mode and the like, when the device is used, the two support rings 1 are separated firstly, then are respectively sleeved on two sides of a pipeline, then are connected to form a complete ring, are mounted on the pipeline, are suitable for the situation that a large pipeline cannot be moved conveniently or cannot be moved after being mounted and fixed, and can be assembled on the pipeline to work.
The mounting hole has been link up on the lateral wall of support ring 1, and electric putter 14 is located the mounting hole, and the rear end can extend to support ring 1 outside, and electric putter 14's piston rod extends to support ring 1 inside, and the tip of piston rod is provided with one and supports tight piece, can hug closely the pipeline surface.
The plurality of electric push rods 14 are powered by the same circuit, synchronously control actions, enable the telescopic lengths of the electric push rods to be consistent, firstly shorten the plurality of electric push rods 14 to an initial state before the electric push rods are installed on a pipeline, control the plurality of electric push rods 14 to synchronously extend until the electric push rods are abutted against the surface of the pipeline after the two support rings 1 are fixedly connected, at the moment, the axial lead of the pipeline and the annular axial lead formed by the two support rings 1 are in the same straight line, and ensure the annular centering formed by the pipeline and the two support rings 1, so that the annular formed by the two support rings 1 is fixed on the surface of the pipeline.
The front side surfaces of the two support rings 1 are fixedly connected with semi-annular slide rails 8, and when the two support rings 1 are spliced, the two slide rails 8 form a complete annular track, and the annular track is provided with a sliding block 2 moving along the annular track.
The two semi-annular slide rails 8 form a complete annular track, so that the slide block 2 can do circular motion on the annular track, and the motion track of the slide block and the annular formed by the two support rings 1 form concentric circles, namely, concentric circles with the annular weld joints on the surface of the pipeline.
The front side of the sliding block 2 is provided with a mounting plate 3, the front side surface of the mounting plate 3 is transversely fixedly connected with a connecting plate 13, the front end of the connecting plate 13 is provided with a movable plate 9 capable of moving along the radial direction of the support ring 1, the bottom of the front side of the movable plate 9 is rotationally connected with a polishing wheel 7, and the top of the front side of the movable plate 9 is provided with a driving motor 5 for driving the polishing wheel 7 to rotate.
Through adjusting the position of fly leaf 9 for grinding wheel 7 hugs closely the welding seam, driving motor 5 during operation drives grinding wheel 7 and rotates, polishes the welding seam, and the slip 2 motion drives mounting panel 3 motion, thereby drives driving motor 5 and grinding wheel 7 and carries out circular motion along welding seam department, carries out complete polishing to whole girth.
The bottom of fly leaf 9 front side transversely rotates to be connected with the axis of rotation, and grinding wheel 7 fixed connection is in the axis of rotation, and the output shaft of motor 5 and the epaxial fixedly connected with belt pulley 6 respectively in the axis of rotation, and two belt pulleys 6 pass through belt transmission and connect.
The rotation shaft is detachably provided to the movable plate 9, and when the grinding wheel 7 is worn seriously and needs to be replaced, the belt is detached, and then the rotation shaft is detached, thereby replacing the grinding wheel 7.
Further, the front end of the upper surface of the connecting plate 13 is rotatably connected with a threaded screw rod 12, the surface of the threaded screw rod 12 is in threaded connection with a screw rod sleeve, and the screw rod sleeve is fixedly connected with the top of the rear side of the movable plate 9.
In this embodiment, when the threaded screw rod 12 is rotated, the screw rod sleeve is driven to move along the radial direction of the pipeline, so that the movable plate 9 is driven to move, the grinding wheel 7 is driven to perform position adjustment, the radius of the movement track is changed, and the pipelines with different pipe diameters are adapted.
Further, the front side of the movable plate 9 is fixedly connected with a protection box, the lower surface of the protection box is provided with an opening, and the lower edge of the grinding wheel 7 extends to the bottom of the protection box through the opening.
In this embodiment, by providing the protection box, the driving motor 5, the belt and the upper portion of the grinding wheel 7 are all accommodated inside the protection box, and the occurrence of a safety accident due to false touch during the working process is prevented. The protection box is provided with a switch door, so that the grinding wheel 7 can be conveniently replaced or parts can be conveniently maintained and repaired.
Further, two ends of the two semi-annular supporting rings 1 are fixedly connected with fixing blocks 10, and the two fixing blocks 10 on the same side are fixedly connected through screws 11. The two supporting rings 1 are connected and fixed by the two fixing blocks 10 on the same side through the screw and the nut, so that the stability in work is kept.
Further, a reinforcing rod 4 is fixedly connected between the top of the connecting plate 13 and the mounting plate 3. The connecting strength of the connecting plate 13 is improved, and the situation that the grinding wheel 7 cannot sufficiently grind the welding line due to deformation caused by stress in the working process is avoided.
The working principle and the using flow of the utility model are as follows: after the utility model is installed, when an operator installs two support rings 1 respectively to form a complete ring shape, a slide rail 8 on the surface of the support ring 1 also forms a complete ring shape, a sliding block 2 on the slide rail 8 is provided with a detachable polishing device through a mounting plate 3, and meanwhile, an electric push rod 14 penetrating along the radial direction of the sliding block is arranged, and the polishing device on the mounting plate 3 is limited through an electric switch during driving, so that circular motion is formed between the sliding block and a surface weld joint of a large pipeline workpiece needing to be polished by the weld joint, and the polishing devices on the support ring 1 and the mounting plate 3 can be detached after the weld joint is polished.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. The utility model provides a girth weld grinding device, includes two split semi-annular support rings (1), its characterized in that: two support ring (1) splice together form a complete annular, two follow electric putter (14) that its radius direction all runs through and be provided with multiunit synchronous action on support ring (1), two the equal fixedly connected with semi-annular slide rail (8) of leading flank of support ring (1), two during support ring (1) splice slide rail (8) form a complete annular track, be provided with on the annular track along annular orbital motion's slider (2), slider (2) front side is provided with mounting panel (3), the leading flank of mounting panel (3) transversely fixedly connected with connecting plate (13), connecting plate (13) front end is provided with can follow fly leaf (9) of support ring (1) radius direction motion, the bottom rotation of fly leaf (9) front side is connected with grinding wheel (7), the top of fly leaf (9) front side is provided with the drive grinding wheel (7) pivoted driving motor (5).
2. A girth weld grinding apparatus as set forth in claim 1, wherein: the front end of the upper surface of the connecting plate (13) is rotationally connected with a threaded screw rod (12), the surface of the threaded screw rod (12) is in threaded connection with a screw rod sleeve, and the screw rod sleeve is fixedly connected with the top of the rear side of the movable plate (9).
3. A girth weld grinding apparatus as set forth in claim 1, wherein: the bottom of fly leaf (9) front side transversely rotates and is connected with the axis of rotation, grinding wheel (7) fixed connection in the axis of rotation, the output shaft of motor (5) with be connected with a belt pulley (6) in the axis of rotation respectively, two belt pulley (6) pass through belt transmission and connect.
4. A girth weld grinding apparatus as set forth in claim 3, wherein: the front side of the movable plate (9) is fixedly connected with a protection box, an opening is formed in the lower surface of the protection box, and the lower edge of the polishing wheel (7) extends to the bottom of the protection box through the opening.
5. A girth weld grinding apparatus as set forth in claim 1, wherein: the two ends of the two semi-annular supporting rings (1) are fixedly connected with fixing blocks (10), and the two fixing blocks (10) on the same side are fixedly connected through screws (11).
6. A girth weld grinding apparatus as set forth in claim 2, wherein: a reinforcing rod (4) is fixedly connected between the top of the connecting plate (13) and the mounting plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692031.5U CN220806659U (en) | 2023-10-09 | 2023-10-09 | Annular welding seam grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692031.5U CN220806659U (en) | 2023-10-09 | 2023-10-09 | Annular welding seam grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220806659U true CN220806659U (en) | 2024-04-19 |
Family
ID=90678316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322692031.5U Active CN220806659U (en) | 2023-10-09 | 2023-10-09 | Annular welding seam grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220806659U (en) |
-
2023
- 2023-10-09 CN CN202322692031.5U patent/CN220806659U/en active Active
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