CN220971774U - Polishing device for steel pipe groove - Google Patents
Polishing device for steel pipe groove Download PDFInfo
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- CN220971774U CN220971774U CN202322217948.XU CN202322217948U CN220971774U CN 220971774 U CN220971774 U CN 220971774U CN 202322217948 U CN202322217948 U CN 202322217948U CN 220971774 U CN220971774 U CN 220971774U
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- polishing
- steel pipe
- grinding
- guide rail
- block
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- 238000005498 polishing Methods 0.000 title claims abstract description 47
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 46
- 239000010959 steel Substances 0.000 title claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a polishing device for a steel pipe groove, which comprises a polishing mechanism and a moving mechanism; the polishing mechanism comprises a polishing motor and a grinding head in transmission connection with the output end of the polishing motor; the moving mechanism comprises a moving guide rail, a guide roller set and a moving plate matched with the moving guide rail; the middle part of the moving plate is provided with a conical block, the guide roller set comprises two roller pieces which are arranged up and down, and the outer surfaces of the roller pieces are sunken towards the middle part to form a roller structure with thin middle and thick two sides; the height of the guide roller set is matched with the conical block, so that the steel pipe can be horizontally placed between the two roller pieces; the beneficial effects of the utility model are as follows: the polishing machine is suitable for polishing grooves of steel pipes with different pipe diameters, has high polishing efficiency, and is beneficial to guaranteeing the welding quality due to the fact that the polished grooves are smooth.
Description
Technical Field
The utility model relates to the technical field of groove polishing, in particular to a polishing device for a steel pipe groove.
Background
When butt welding of pressure-bearing pipelines with a thickness of more than 5mm, beveling is needed so as to ensure the welding degree, such as steam pipelines, high-pressure oil pipes and the like. The groove refers to a groove with a certain geometric shape formed by machining and assembling a part to be welded of a welding piece.
And to the big or small steel pipe of different pipe diameters, traditional technique is polished through the manual work use abrasive machine, wastes time and energy, and the groove that polishes out is uneven, influences welded effect.
Therefore, the polishing device for the steel pipe groove is provided, can be suitable for polishing grooves of steel pipes with different pipe diameters, has high polishing efficiency, and is beneficial to guaranteeing the welding quality due to the fact that the polished grooves are smooth.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, provides the polishing device for the steel pipe groove, can be suitable for polishing grooves of steel pipes with different pipe diameters, has high polishing efficiency, and is beneficial to guaranteeing the welding quality.
The aim of the utility model is realized by the following technical scheme:
The polishing device for the steel pipe groove comprises a polishing mechanism and a moving mechanism; the polishing mechanism comprises a polishing motor and a grinding head in transmission connection with the output end of the polishing motor; the moving mechanism comprises a moving guide rail, a guide roller set and a moving plate matched with the moving guide rail; the middle part of the moving plate is provided with a conical block, the guide roller set comprises two roller pieces which are arranged up and down, and the outer surfaces of the roller pieces are sunken towards the middle part to form a roller structure with thin middle and thick two sides; and the height of the guide roller set is matched with the conical block, so that the steel pipe can be horizontally placed between the two roller pieces.
In a preferred embodiment of the scheme, the tail end of the grinding head is in transmission connection with the output end of the grinding motor, a plurality of grinding blocks are uniformly arranged at intervals around the circumference of the grinding head, and the inner surfaces of the grinding blocks extend forwards and outwards so that steel pipes with different diameters enter between the plurality of grinding blocks; and a sand grinding layer is arranged on the inner surface of the grinding block.
In a preferred embodiment of the scheme, the inclined angle of the outer extension of the inner surface of the polishing block is 30-50 degrees, so that the bevel angle of the end part of the polished steel pipe is 40-60 degrees.
In a preferred embodiment of the present solution, the tapered block is provided with an anti-slip rubber on the outside. Can be favorable for avoiding the rotation of the steel pipe.
In a preferred embodiment of the scheme, the movable guide rail comprises two guide rails, a screw is rotatably arranged on the guide rails, a sliding block is screwed on the screw, and a movable plate is arranged on the sliding block; the tail end of the screw rod is also connected with an output end of a driving motor, and the driving motor is fixedly arranged at the tail end of the guide rail to drive the screw rod to rotate.
In a preferred embodiment of this aspect, the outer side of the guide rail is provided with an inverted stepped structure, and the screw is disposed below the inverted stepped structure. Can be favorable for avoiding dust or tiny metal particles from being accumulated at the screw rod and the sliding block.
In a preferred embodiment of the scheme, the guide roller set further comprises two vertical plates which are arranged oppositely, the middle of each vertical plate is vertically provided with an adjusting groove, two ends of a rotating shaft of the roller piece are respectively provided with threads, and the end parts of the rotating shaft penetrate out of the adjusting grooves and are fixed on the vertical plates through bolt locks.
In a preferred embodiment of the scheme, the guide rail, the polishing motor and the vertical plate are all arranged on the bottom plate; the polishing motor is arranged opposite to the conical block, and the center of a rotating shaft of the polishing motor coincides with the central axis of the conical block.
In a preferred embodiment of this aspect, the inner surface of the sanding block is circular arc shaped.
In a preferred embodiment of this aspect, the inner surface of the sanding block is convex and convex.
The beneficial effects of the utility model are as follows:
1) The rotating grinding head is utilized to automatically grind the groove on the end part of the steel pipe, the traditional manual grinding of the groove is replaced, the efficiency is higher, the ground groove is flat, and the welding quality is improved;
2) When polishing the groove, the tail end of the steel pipe is sleeved on the conical block, the front end of the steel pipe is erected on the guide roller set, and the guide roller set can be adjusted up and down, so that the moving mechanism of the scheme can clamp steel pipes with any pipe diameter; meanwhile, in the scheme, the inner surface of the grinding block at the front end of the grinding head extends forwards and outwards, so that the front ends of the steel pipes with different diameters can enter between the grinding blocks, when a groove is formed, the grinding motor is started to drive the grinding head to rotate, then the front end of the steel pipe is slowly moved into the grinding head to be ground through the moving mechanism, the groove can be ground, and the grinding machine is suitable for grinding grooves of the steel pipes with different diameters.
Drawings
FIG. 1 is a schematic illustration of the present utility model;
FIG. 2 is a schematic view of a grinding head according to example 1 of the utility model;
fig. 3 is a schematic view of a grinding head according to embodiment 2 of the utility model.
Detailed Description
The technical solution of the present utility model will be described in further detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following description.
Example 1
As shown in fig. 1, the polishing device for the steel pipe groove comprises a polishing mechanism and a moving mechanism; the polishing mechanism comprises a polishing motor 2 and a grinding head 3; the grinding motor 2 drives the grinding head 3 to rotate, and meanwhile, the steel pipe 4 can be conveyed forwards slowly through the moving mechanism, so that the front end of the steel pipe 5 enters the rotating grinding head 3, and when the inner surface of the grinding head 3 is contacted with the top end of the steel pipe 5, the rotating grinding head 3 grinds the front end of the steel pipe 5 to form a groove.
Meanwhile, in the scheme, the moving mechanism comprises a moving guide rail, a guide roller set, a moving plate 4 and a conical block 6, wherein the conical block 6 is arranged on the moving plate 6, and anti-skid rubber is arranged outside the conical block 6; the movable guide rail comprises two guide rails 8, a screw rod 9 is rotatably arranged on the guide rails 8, a sliding block 10 is screwed on the screw rod 9, and the movable plate 4 is arranged on the sliding block 10; the tail end of the screw rod 9 is connected with a driving motor 12, and the driving motor 12 is fixedly arranged at the tail end of the guide rail 8 to drive the screw rod 9 to rotate, so that the moving plate 4 is driven to move forwards.
In the embodiment, the guide roller set comprises two roller pieces 7 which are arranged up and down, wherein the outer surfaces of the roller pieces 7 are sunken towards the middle part to form a roller structure with thin middle and thick two sides; the height of the guide roller set is adjusted to be matched with the conical block 6, so that the steel pipe 5 can be horizontally placed between the two roller pieces 7, the polishing motor 2 is arranged opposite to the conical block 6, the center of a rotating shaft of the polishing motor 2 coincides with the central axis of the conical block 6, and the front end of the steel pipe 5 moves into the grinding head 3 after in the process of moving the steel pipe 5 forwards.
Further, in the scheme, the tail end of the grinding head 3 is in transmission connection with the output end of the grinding motor 2, a plurality of grinding blocks 301 are uniformly arranged at intervals around the circumference of the front end of the grinding head 3, and the inner surfaces of the grinding blocks 301 extend forwards and outwards so that steel pipes 5 with different diameters enter between the plurality of grinding blocks 301; the inner surface of the sanding block 301 is provided with a sanding layer 302.
In the embodiment, a guide rail 8, a polishing motor 2 and a vertical plate 11 are all arranged on a bottom plate 1; the inner surface of the sanding block 301 extends outwardly at an angle of 40 deg. such that the bevel angle of the sanded end of the steel pipe is 50 deg..
Further, in this scheme, guide rail 8 lateral surface is equipped with the structure of falling ladder, and screw rod 9 sets up in the structure below of falling ladder.
Referring to fig. 2, in this embodiment, the inner surface of the sanding block 301 is convex and protrudes inward.
In this embodiment, the guiding roller set further includes two opposite vertical plates 11, the middle part of the vertical plate 11 is vertically provided with an adjusting groove 1101, two ends of a rotating shaft 13 of the roller 7 are respectively provided with threads, and the end part of the rotating shaft 13 passes through the adjusting groove 1101 and is fastened on the vertical plate 11 through a bolt lock.
Example 2
The present embodiment differs from embodiment 1 only in that the inner surface of the sanding block 301 of the present embodiment differs from embodiment 1 in that the inner surface of the sanding block 301 has a circular arc shape as shown with reference to fig. 3.
The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein and is not to be considered as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, as expressed herein, by the foregoing teachings or by the skilled person or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (10)
1. A grinding device for steel pipe groove, its characterized in that:
Comprises a polishing mechanism and a moving mechanism;
the polishing mechanism comprises a polishing motor (2) and a grinding head (3) in transmission connection with the output end of the polishing motor (2);
The moving mechanism comprises a moving guide rail, a guide roller set and a moving plate (4) matched with the moving guide rail;
The middle part of the movable plate (4) is provided with a conical block (6), the guide roller set comprises two roller pieces (7) which are arranged up and down, and the outer surfaces of the roller pieces (7) are sunken towards the middle part to form a roller structure with thin middle and thick two sides;
And the height of the guide roller group is matched with the conical block (6) so that the steel pipe (5) can be horizontally placed between the two roller pieces (7).
2. A grinding apparatus for a steel pipe bevel according to claim 1, characterized in that: the tail end of the grinding head (3) is in transmission connection with the output end of the grinding motor (2), a plurality of grinding blocks (301) are uniformly arranged at intervals around the circumference of the front end of the grinding head, and the inner surfaces of the grinding blocks (301) extend forwards and outwards so that steel pipes (5) with different diameters can enter the plurality of grinding blocks (301);
the inner surface of the polishing block (301) is provided with a polishing layer (302).
3. A grinding apparatus for a steel pipe bevel according to claim 2, characterized in that: the inclined angle of the outward extension of the inner surface of the polishing block (301) is 30-50 degrees, so that the bevel angle of the polished end part of the steel pipe is 40-60 degrees.
4. A grinding apparatus for a steel pipe bevel according to claim 2, characterized in that: the outside of the conical block (6) is provided with anti-slip rubber.
5. A grinding apparatus for a steel pipe bevel according to claim 4 wherein: the movable guide rail comprises two guide rails (8), a screw rod (9) is rotatably arranged on the guide rails (8), a sliding block (10) is screwed on the screw rod (9), and the movable plate (4) is arranged on the sliding block (10);
The tail end of the screw rod (9) is also connected with the output end of a driving motor (12), and the driving motor (12) is fixedly arranged at the tail end of the guide rail (8) to drive the screw rod (9) to rotate.
6. A grinding apparatus for a steel pipe bevel according to claim 5 wherein: the outer side surface of the guide rail (8) is provided with an inverted ladder structure, and the screw rod (9) is arranged below the inverted ladder structure.
7. A grinding apparatus for a steel pipe bevel according to claim 4 wherein: the guide roller set also comprises two vertical plates (11) which are oppositely arranged, an adjusting groove (1101) is vertically formed in the middle of each vertical plate (11), threads are respectively formed at two ends of a rotating shaft (13) of the roller piece (7), and the end part of the rotating shaft (13) penetrates out of the adjusting groove (1101) and is fastened on the vertical plates (11) through a bolt lock.
8. A grinding apparatus for a steel pipe bevel according to claim 7 wherein: the guide rail (8), the polishing motor (2) and the vertical plate (11) are all arranged on the bottom plate (1);
the polishing motor (2) is arranged opposite to the conical block (6), and the center of a rotating shaft of the polishing motor (2) coincides with the central axis of the conical block (6).
9. A grinding apparatus for a steel pipe groove according to any one of claims 2 to 8, wherein: the inner surface of the polishing block (301) is arc-shaped.
10. A grinding apparatus for a steel pipe groove according to any one of claims 2 to 8, wherein: the inner surface of the polishing block (301) is a convex surface which protrudes inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322217948.XU CN220971774U (en) | 2023-08-17 | 2023-08-17 | Polishing device for steel pipe groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322217948.XU CN220971774U (en) | 2023-08-17 | 2023-08-17 | Polishing device for steel pipe groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220971774U true CN220971774U (en) | 2024-05-17 |
Family
ID=91057092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322217948.XU Active CN220971774U (en) | 2023-08-17 | 2023-08-17 | Polishing device for steel pipe groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220971774U (en) |
-
2023
- 2023-08-17 CN CN202322217948.XU patent/CN220971774U/en active Active
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