CN215547309U

CN215547309U - Inner surface polishing device for large-diameter seamless steel pipe

Info

Publication number: CN215547309U
Application number: CN202121858700.6U
Authority: CN
Inventors: 林金国
Original assignee: Anhui Kerun Pipe Industry Co ltd
Current assignee: Anhui Kerun Pipe Industry Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-18
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a large-caliber seamless steel pipe inner surface polishing device, and relates to the technical field of steel pipe polishing. The steel pipe grinding machine comprises a bottom plate, wherein a vertical plate is arranged at the top of the bottom plate, a fastening bolt is arranged in the vertical plate and is in threaded connection with the vertical plate, an arc-shaped plate is arranged at one end of the fastening bolt, an extrusion ball is arranged on the surface of the arc-shaped plate, a steel pipe and a collecting device are arranged at the top of the bottom plate, the steel pipe is arranged on the side surface of the arc-shaped plate, the extrusion ball abuts against the steel pipe, the collecting device is arranged at the bottom of the steel pipe, a grinding device is arranged at the top of the vertical plate and comprises a grinding rod, and the grinding rod is arranged in the steel pipe. The polishing device can drive the polishing rod to rotate in a positive and negative circulating mode on the inner surface of the steel pipe, the inner surface of the steel pipe can be polished comprehensively through the positive and negative circulating rotation of the polishing rod, the polishing efficiency and the polishing quality of the inner surface of the steel pipe are improved, and the application range and the practicability of the whole device are further expanded.

Description

Inner surface polishing device for large-diameter seamless steel pipe

Technical Field

The utility model belongs to the technical field of steel pipe polishing, and particularly relates to a large-caliber seamless steel pipe inner surface polishing device.

Background

Need use grinding device when polishing the inner face of heavy-calibre seamless steel pipe, however current grinding device still has certain weak point when using, current grinding device only relies on the rotation of grinding pole in the unidirectional direction when using to polish the steel pipe, it is inhomogeneous to make steel pipe internal surface polish, also can reduce the efficiency of polishing to the steel pipe internal surface simultaneously, the device of collecting is carried out to the piece that polishes the production when polishing the steel pipe to the while, can make the steel pipe piece can not be retrieved reuse, therefore we improve this, a heavy-calibre seamless steel pipe inner face grinding device has been proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a large-caliber seamless steel pipe inner surface grinding device, which solves the existing problems: current grinding device only relies on the pole of polishing to polish the steel pipe in the rotation of unidirectional when using, can make the steel pipe internal surface polish unevenly, also can reduce the efficiency of polishing to the steel pipe internal surface simultaneously, does not set up the device that produces the piece of polishing and carry out the collection when polishing the steel pipe simultaneously, can make the steel pipe piece can not be retrieved reuse.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a large-diameter seamless steel pipe inner surface polishing device which comprises a bottom plate, wherein a vertical plate is arranged at the top of the bottom plate, a fastening bolt is arranged in the vertical plate and is in threaded connection with the vertical plate, an arc-shaped plate is arranged at one end of the fastening bolt, an extrusion ball is arranged on the surface of the arc-shaped plate, a steel pipe and a collecting device are arranged at the top of the bottom plate, the steel pipe is arranged on the side surface of the arc-shaped plate, the extrusion ball abuts against the steel pipe, the collecting device is arranged at the bottom of the steel pipe, a polishing device is arranged at the top of the vertical plate and comprises a polishing rod, the polishing rod is arranged in the steel pipe, and the polishing rod abuts against the inner surface wall of the steel pipe.

Further, the top of grinding rod is provided with the round bar, set up the ring channel in the round bar, the top of round bar is provided with the fluted disc, the top of riser is provided with gag lever post and bracing piece respectively, the bracing piece sets up the side at the gag lever post.

Furthermore, one end of the supporting rod extends into the annular groove, the supporting rod is rotatably connected with the annular groove, a rack is arranged in the limiting rod, and the rack is connected with the limiting rod in a sliding mode.

Furthermore, the rack is opposite to the fluted disc, the rack is meshed with the fluted disc, and a driving motor is installed on the side surface of the vertical plate.

Further, the output end of the driving motor is provided with a turntable, the surface of the turntable is provided with a fixed round block, and the side face of the turntable is provided with a movable plate.

Furthermore, the fixed round block extends into the moving plate, the fixed round block is connected with the moving plate in a sliding mode, and one end of the rack extends into the moving plate.

Further, collection device includes end box, end box sets up the surface at the bottom plate, be provided with the magnetic sheet in the end box, the magnetic sheet sets up under the steel pipe.

Furthermore, the bottom of the bottom plate is provided with universal wheels, and the universal wheels are movably connected with the bottom plate.

The utility model has the following beneficial effects:

1. the polishing device can drive the polishing rod to rotate in a positive and negative circulating mode on the inner surface of the steel pipe, the inner surface of the steel pipe can be polished comprehensively through the positive and negative circulating rotation of the polishing rod, the polishing efficiency and the polishing quality of the inner surface of the steel pipe are improved, and the application range and the practicability of the whole device are further expanded.

2. According to the utility model, the collection device is arranged to collect the scraps generated by grinding, so that the collected scraps can be reused as raw materials for producing the steel pipe, and the magnetic plate can adsorb the scraps, so that the scraps are firmly fixed in the bottom box, and the scraps are prevented from being accidentally removed from the bottom box.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a schematic view of the connection structure of the arc plate and the squeeze ball of the present invention;

fig. 4 is a right side view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base plate; 2. a universal wheel; 3. a vertical plate; 4. fastening a bolt; 5. an arc-shaped plate; 6. a steel pipe; 7. a collection device; 701. a bottom case; 702. a magnetic plate; 8. a polishing device; 801. a rack; 802. a limiting rod; 803. a fluted disc; 804. grinding the rod; 805. a round bar; 806. an annular groove; 807. a support bar; 808. a drive motor; 809. a turntable; 8010. fixing the round block; 8011. moving the plate; 9. the ball is squeezed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the utility model is a large-caliber seamless steel tube inner surface polishing device, comprising a bottom plate 1, a vertical plate 3 is arranged on the top of the bottom plate 1, a fastening bolt 4 is arranged in the vertical plate 3, the fastening bolt 4 is in threaded connection with the vertical plate 3, an arc-shaped plate 5 is arranged at one end of the fastening bolt 4, an extrusion ball 9 is arranged on the surface of the arc-shaped plate 5, a steel tube 6 and a collecting device 7 are arranged on the top of the bottom plate 1, the steel tube 6 is arranged on the side surface of the arc-shaped plate 5, the extrusion ball 9 is abutted against the steel tube 6, the collecting device 7 is arranged on the bottom of the steel tube 6, a polishing device 8 is arranged on the top of the vertical plate 3, the polishing device 8 comprises a polishing rod 804, the polishing rod 804 is arranged in the steel tube 6, the polishing rod 804 is abutted against the inner surface wall of the steel tube 6, a round rod 805 is arranged on the top of the polishing rod 804, an annular groove 806 is arranged in the round rod 805, a fluted disc 803 is arranged on the top of the round rod 805, the top of the vertical plate 3 is respectively provided with a limiting rod 802 and a supporting rod 807, the supporting rod 807 is arranged on the side surface of the limiting rod 802, one end of the supporting rod 807 extends into the annular groove 806, the supporting rod 807 is rotatably connected with the annular groove 806, a rack 801 is arranged in the limiting rod 802, the rack 801 is slidably connected with the limiting rod 802, the rack 801 is opposite to the fluted disc 803, the rack 801 is meshed with the fluted disc 803, the side surface of the vertical plate 3 is provided with a driving motor 808, the output end of the driving motor 808 is provided with a turntable 809, the surface of the turntable 809 is provided with a fixed round block 8010, the side surface of the turntable 809 is provided with a movable plate 8011, the fixed round block 8010 extends into the movable plate 8011, the fixed round block 8010 is slidably connected with the movable plate 8011, one end of the rack 801 extends into the movable plate 8011, the collecting device 7 comprises a bottom box 701, the bottom box 701 is arranged on the surface of the bottom plate 1, a magnetic plate 702 is arranged in the bottom box 701, the magnetic plate 702 is arranged under the steel pipe 6, bottom plate 1's bottom is provided with universal wheel 2, universal wheel 2 and bottom plate 1 swing joint, grinding device 8 can drive grinding rod 804 and rotate at the positive and negative circulation of the internal surface of steel pipe 6, positive and negative circulation through grinding rod 804 rotates and can carry out comprehensive polishing to the internal surface of steel pipe 6, the improvement is to the efficiency of polishing and the quality of polishing of steel pipe 6 internal surface, and then enlarge the application range and the practicality of whole device, collection device 7 can collect the piece that grinds the production, the piece that makes the collection can regard as the raw and other materials reuse of production steel pipe 6, and magnetic sheet 702 can adsorb the piece, make the piece firmly fix in end box 701, avoid the piece to shift out from the accident in end box 701.

One specific application of this embodiment is: placing a steel pipe 6 on the top of a bottom plate 1, then rotating a fastening bolt 4 to enable the fastening bolt 4 to drive an arc-shaped plate 5 to move, stopping rotating the fastening bolt 4 after an extrusion ball 9 on the surface of the arc-shaped plate 5 abuts against the surface of the steel pipe 6, then turning on a switch of a driving motor 808, driving a turntable 809 to rotate when the driving motor 808 works, driving a fixed round block 8010 to rotate along with the turntable 809 at the moment, driving the movable plate 8011 and a rack 801 to circularly move due to the sliding connection of the fixed round block 8010 and the movable plate 8011, driving the movable plate 8011 and the rack 801 to circularly move due to the meshing of the rack 801 and the fluted disc 803 when the rack 801 moves, driving the fluted disc 803 to circularly rotate in the forward and reverse directions, driving a polishing rod 804 to circularly rotate in the forward and reverse directions under the driving of the fluted disc 803, polishing the inner surface of the steel pipe 6 by the polishing rod 804, and the chips generated by polishing fall into the bottom box 701, because the surface of the magnetic plate 702 has magnetism, the magnetic plate 702 can adsorb the scraps, and the switch of the driving motor 808 is turned off after the inner surface of the steel pipe 6 is polished, so that the polishing work on the inner surface of the steel pipe 6 is completed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a large-diameter seamless steel pipe inner face grinding device, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is provided with a vertical plate (3), a fastening bolt (4) is arranged in the vertical plate (3), the fastening bolt (4) is in threaded connection with the vertical plate (3), an arc-shaped plate (5) is arranged at one end of the fastening bolt (4), the surface of the arc-shaped plate (5) is provided with an extrusion ball (9), the top of the bottom plate (1) is provided with a steel pipe (6) and a collecting device (7), the steel pipe (6) is arranged on the side surface of the arc-shaped plate (5), the extrusion ball (9) is abutted against the steel pipe (6), the collecting device (7) is arranged at the bottom of the steel pipe (6), the top of the vertical plate (3) is provided with a polishing device (8), grinding device (8) are including grinding rod (804), grinding rod (804) set up in steel pipe (6), grinding rod (804) and the interior surface wall butt of steel pipe (6).

2. The inner surface grinding device for the large-caliber seamless steel pipe according to claim 1, wherein: the top of pole (804) of polishing is provided with round bar (805), ring channel (806) have been seted up in round bar (805), the top of round bar (805) is provided with fluted disc (803), the top of riser (3) is provided with gag lever post (802) and bracing piece (807) respectively, bracing piece (807) set up the side at gag lever post (802).

3. The inner surface grinding device for the large-caliber seamless steel tube according to claim 2, wherein: one end of the supporting rod (807) extends into the annular groove (806), the supporting rod (807) is rotatably connected with the annular groove (806), a rack (801) is arranged in the limiting rod (802), and the rack (801) is slidably connected with the limiting rod (802).

4. The inner surface grinding device for the large-caliber seamless steel tube according to claim 3, wherein: the rack (801) is opposite to the fluted disc (803), the rack (801) is meshed with the fluted disc (803), and a driving motor (808) is installed on the side surface of the vertical plate (3).

5. The inner surface grinding device for the large-caliber seamless steel tube according to claim 4, wherein: the output end of the driving motor (808) is provided with a turntable (809), the surface of the turntable (809) is provided with a fixed round block (8010), and the side surface of the turntable (809) is provided with a moving plate (8011).

6. The inner surface grinding device for the large-caliber seamless steel tube according to claim 5, wherein: the fixed round block (8010) extends into the moving plate (8011), the fixed round block (8010) is connected with the moving plate (8011) in a sliding mode, and one end of the rack (801) extends into the moving plate (8011).

7. The inner surface grinding device for the large-caliber seamless steel pipe according to claim 1, wherein: the collecting device (7) comprises a bottom box (701), the bottom box (701) is arranged on the surface of the bottom plate (1), a magnetic plate (702) is arranged in the bottom box (701), and the magnetic plate (702) is arranged under the steel pipe (6).

8. The inner surface grinding device for the large-caliber seamless steel pipe according to claim 1, wherein: the bottom of the bottom plate (1) is provided with universal wheels (2), and the universal wheels (2) are movably connected with the bottom plate (1).