CN215903278U

CN215903278U - Steel pipe mouth of pipe inside and outside wall grinding device

Info

Publication number: CN215903278U
Application number: CN202122246038.5U
Authority: CN
Inventors: 董腾飞; 邬启源; 牛江中
Original assignee: China Railway 12th Bureau Group Co Ltd; China Railway 12th Bureau Group Electrification Engineering Co Ltd
Current assignee: China Railway 12th Bureau Group Co Ltd; China Railway 12th Bureau Group Electrification Engineering Co Ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-25
Anticipated expiration: 2031-09-16

Abstract

The utility model belongs to the technical field of steel pipe processing, and particularly relates to a grinding device for inner and outer walls of a pipe orifice of a steel pipe. Solves the problem of grinding the inner wall and the outer wall of the pipe orifice of the steel pipe, comprises a processing table, hydraulic lifting post and loading board, processing platform top end face one side fixed mounting has hydraulic lifting post, the lift fixed mounting at hydraulic lifting capital portion erects the platform, it has protective box to erect bench face fixed mounting, the mounting hole has been seted up to protective box side, fixed mounting has step motor in the mounting hole, step motor's output shaft runs through to the protective box outside and fixed with the emery wheel that is used for mouth of pipe inner wall to polish, protective box has vertically seted up the spout with the top of emery wheel same side, longitudinal sliding connection has the L slide bar in the spout, L slide bar and spout screw thread fixed connection, the fixed arc polishing piece that is used for mouth of pipe outer wall to polish that is provided with of the other end of L slide bar, the pipe wall of the centre of a circle towards the steel pipe of arc polishing piece, the loading board sets up on the processing platform, and be located protective box and install one side of emery wheel.

Description

Steel pipe mouth of pipe inside and outside wall grinding device

Technical Field

The utility model belongs to the technical field of steel pipe processing, and particularly relates to a grinding device for inner and outer walls of a pipe orifice of a steel pipe.

Background

Steel pipes are steel with a hollow cross section whose length is much greater than the diameter or circumference. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross section; the steel pipe is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the method is divided into a seamless steel pipe and a welded steel pipe according to the production process, wherein the seamless steel pipe is divided into a hot rolling steel pipe and a cold rolling steel pipe, and the welded steel pipe is divided into a straight seam welded steel pipe and a spiral seam welded steel pipe.

The steel pipe needs to be polished in the production and processing technology of the steel pipe, and the polishing machine on the current market mainly polishes with the outer wall or the inner wall, so that the integrated working efficiency is difficult to improve, and the polishing of steel pipes of different models cannot be met.

Disclosure of Invention

The utility model provides a grinding device for inner and outer walls of a steel pipe orifice, aiming at solving the problem of grinding the inner and outer walls of the steel pipe orifice.

The utility model adopts the following technical scheme: a steel pipe orifice inner and outer wall grinding device comprises a processing table, a hydraulic lifting column and a bearing plate, wherein the hydraulic lifting column is fixedly installed on one side of the top end face of the processing table, a bridging table is fixedly installed at the lifting end of the top of the hydraulic lifting column, a protective box body is fixedly installed on the bridging table, a mounting hole is formed in one side face of the protective box body, a stepping motor is fixedly installed in the mounting hole, an output shaft of the stepping motor penetrates through the outer side of the protective box body and is fixed with a grinding wheel for grinding the inner wall of an orifice, a sliding groove is longitudinally formed in the top of the same side face of the protective box body and the grinding wheel, an L sliding rod is longitudinally slidably connected in the sliding groove and fixedly connected with the sliding groove through a bolt, an arc-shaped grinding piece for grinding the outer wall of the orifice is fixedly arranged at the other end of the L sliding rod through a bolt, the circle center of the arc-shaped grinding piece faces to the pipe wall of a steel pipe, the bearing plate is arranged on the processing table and is positioned on one side of the protective box body, which is provided with the grinding wheel.

Furthermore, two groups of supporting columns are fixedly installed on the transverse central axis of the top end face of the machining table through screws, and the bearing plate is welded between the tops of the two groups of supporting columns.

Further, an arc-shaped groove is formed in the top end face of the bearing plate, the arc-shaped groove is in contact with the outer pipe wall of the steel pipe, and the arc-shaped groove is flush with the grinding wheel.

Furthermore, a stroke groove is formed in the transverse central axis of the top end face of the machining table, two groups of sliding blocks are symmetrically and slidably connected in the stroke groove, and the top end faces of the two groups of sliding blocks are fixedly connected with the two support columns respectively.

Further, arc recess top end face just is located the inside symmetry of loading board and has seted up three group's rectangle mounting grooves, all is provided with the rolling gyro wheel of supplementary steel pipe in three group's rectangle mounting grooves, and three group's gyro wheels all are connected with the rectangle mounting groove through the pivot.

Furthermore, a dust exhaust hole is formed in the top end face of the machining table and is located right below the vertical direction of the grinding wheel, and a dust collection groove is formed in the bottom side of the dust exhaust hole and is located inside the machining table.

Further, the processing table is of a rectangular structure.

Compared with the prior art, the steel pipe polishing machine is provided with the hydraulic lifting column, the stepping motor, the grinding wheel, the sliding groove and the arc polishing piece, the hydraulic lifting column drives the protective box body to lift, and the requirement for polishing height is facilitated; the steel pipe and the arc-shaped groove are placed in a matched mode through the supporting columns, the bearing plate, the idler wheels and the arc-shaped groove, the idler wheels are matched with the steel pipe, the steel pipe can roll conveniently, and auxiliary polishing is accelerated; by arranging the stroke groove and the sliding block, the stroke groove and the sliding block are matched to slide, and the sliding block drives the supporting column and the bearing plate to move, so that different steel pipes can be placed and used conveniently; the grinding device for the inner wall and the outer wall of the pipe orifice of the steel pipe not only has the function of adjusting the grinding height, but also can meet the grinding requirements of steel pipes of different models.

Drawings

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

FIG. 2 is a cross-sectional view of the protective enclosure of the present invention;

FIG. 3 is a schematic view of a carrier plate according to the present invention;

in the figure: the grinding machine comprises a processing table 1, a hydraulic lifting column 2, a bearing plate 3, a bridging table 4, a protective box 5, a dust exhaust hole 6, a dust collection groove 7, a stroke groove 8, a sliding block 9, a supporting column 10, an arc-shaped groove 11, a roller 12, a mounting hole 13, a stepping motor 14, a grinding wheel 15, a sliding groove 16, a sliding rod 17L and an arc-shaped grinding sheet 18.

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.

The utility model provides a device for grinding the inner and outer walls of a steel pipe orifice, which comprises a processing table 1, a hydraulic lifting column 2 and a bearing plate 3, wherein the processing table 1 is of a rectangular structure, one side of the top end surface of the processing table 1 is fixedly provided with the hydraulic lifting column 2 through a screw, the lifting end of the top of the hydraulic lifting column 2 is fixedly provided with a bridging table 4 through a bolt thread, the top end surface of the bridging table 4 is fixedly provided with a protective box body 5 through a screw, one side surface of the protective box body 5 is provided with a mounting hole 13, a stepping motor 14 is fixedly arranged in the mounting hole 13 through a screw, the output shaft of the stepping motor 14 penetrates through the outer side of the protective box body 5 and is fixedly sleeved with a grinding wheel 15 for grinding the inner wall of the orifice, the top of the same side surface of the protective box body 5 as the grinding wheel 15 is longitudinally provided with a sliding groove 16, and an L-shaped sliding rod 17 is longitudinally connected in the sliding groove 16, l slide bar 17 passes through bolt and 16 thread fixed connection of spout, L slide bar 17's the other end is fixed to be provided with the arc polishing piece 18 that is used for the mouth of pipe outer wall to polish, the centre of a circle of arc polishing piece 18 is towards the pipe wall of steel pipe, and hydraulic pressure lift post 2 drives protection box 5 and goes up and down, the high needs of being convenient for polish, and step motor 14 drives emery wheel 15 and rotates and polish to the pipe wall, and L slide bar 17 slides with 16 cooperations of spout, and through the bolt fastening, L slide bar 17 drives arc polishing piece 18 and pushes down to the pipe wall outside, polishes the mouth of pipe outer wall.

Specifically, there are two sets of support columns 10 through screw fixed mounting on the horizontal center axis of 1 top terminal surface of processing platform, and are two sets of the fixed welding of support column 10 top terminal surface has a loading board 3 that is used for placing the steel pipe, just arc recess 11 has been seted up to 3 top terminal surfaces of loading board, just arc recess 11 contacts with the outer pipe wall of steel pipe,

arc recess

11 and 15 parallel and level of emery wheel are placed steel pipe and arc recess 11 cooperation, the placing of the steel pipe of being convenient for.

Specifically, a stroke groove 8 is formed in the transverse central axis of the top end face of the machining table 1, two groups of sliders 9 are symmetrically and slidably connected in the stroke groove 8, the top end faces of the sliders 9 are fixedly welded to the bottom end faces of the support columns 10 respectively, the stroke groove 8 and the sliders 9 slide in a matched mode, the sliders 9 drive the support columns 10 and the bearing plate 3 to move, and different steel pipes can be placed and used conveniently.

Specifically, 11 top end faces of arc recess just are located the inside symmetry of loading board 3 and have seted up three group's rectangle mounting grooves, all are provided with supplementary steel pipe rolling gyro wheel 12, three groups in three group's rectangle mounting grooves gyro wheel 12 all is connected with the rectangle mounting groove through the pivot, and gyro wheel 12 and steel pipe cooperation are convenient for the steel pipe roll for supplementary polishing.

Specifically, a dust exhaust hole 6 is formed in the top end face of the machining table 1 and is located right below the grinding wheel 15, a dust collection groove 7 is formed in the bottom side of the dust exhaust hole 6 and is located inside the machining table 1, and metal chips enter the dust collection groove 7 from the dust exhaust hole 6.

Concretely, this steel pipe mouth of pipe inside and outside wall grinding device, place steel pipe and arc recess 11 cooperation, stroke groove 8 slides with slider 9 cooperation, slider 9 drives support column 10 and loading board 3 and removes, gyro wheel 12 and steel pipe cooperation, the steel pipe of being convenient for rolls, hydraulic pressure lift post 2 drives protection box 5 and goes up and down, adjust the height of polishing, step motor 14 drives emery wheel 15 and rotates and polish to the pipe wall, L slide bar 17 slides with 16 cooperations of spout, through the bolt fastening, L slide bar 17 drives arc polishing piece 18 and pushes down to the pipe wall outside, polish to the mouth of pipe outer wall, the metal fillings get into dust collecting tank 7 from dust exhaust 6. The grinding device for the inner wall and the outer wall of the pipe orifice of the steel pipe not only has the function of adjusting the grinding height, but also can meet the grinding requirements of steel pipes of different models.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a steel pipe mouth of pipe inside and outside wall grinding device which characterized in that: the device comprises a processing table (1), a hydraulic lifting column (2) and a bearing plate (3), wherein the hydraulic lifting column (2) is fixedly installed on one side of the top end face of the processing table (1), a bridging table (4) is fixedly installed on the lifting end of the top of the hydraulic lifting column (2), a protective box body (5) is fixedly installed on the bridging table (4), a mounting hole (13) is formed in one side face of the protective box body (5), a stepping motor (14) is fixedly installed in the mounting hole (13), an output shaft of the stepping motor (14) penetrates through the outer side of the protective box body (5) and is fixed with a grinding wheel (15) for grinding the inner wall of a pipe orifice, a sliding groove (16) is longitudinally formed in the top of the same side face of the protective box body (5) and the grinding wheel (15), an L sliding rod (17) is longitudinally slidably connected in the sliding groove (16), the L sliding rod (17) is fixedly connected with the sliding groove (16) through a bolt in a threaded manner, an arc-shaped grinding piece (18) for grinding the outer wall of the pipe orifice is fixedly arranged at the other end of the L sliding rod (17), the circle center of the arc polishing piece (18) faces the pipe wall of the steel pipe, and the bearing plate (3) is arranged on the processing table (1) and is positioned on one side of the protective box body (5) where the grinding wheel (15) is installed.

2. The grinding device for the inner wall and the outer wall of the steel pipe orifice according to claim 1, which is characterized in that: processing platform (1) top horizontal central axis on install two sets of support columns (10) through screw fixed mounting, loading board (3) weld between two sets of support columns (10) tops.

3. The grinding device for the inner wall and the outer wall of the steel pipe orifice according to claim 2, characterized in that: arc-shaped grooves (11) are formed in the top end face of the bearing plate (3), the arc-shaped grooves (11) are in contact with the outer pipe wall of the steel pipe, and the arc-shaped grooves (11) are flush with the grinding wheel (15).

4. The grinding device for the inner wall and the outer wall of the steel pipe orifice according to claim 3, characterized in that: the processing table is characterized in that a stroke groove (8) is formed in the transverse central axis of the top end face of the processing table (1), two groups of sliding blocks (9) are symmetrically and slidably connected in the stroke groove (8), and the top end faces of the two groups of sliding blocks (9) are fixedly connected with two supporting columns (10) respectively.

5. The grinding device for the inner wall and the outer wall of the steel pipe orifice according to claim 4, wherein: arc recess (11) top face and be located loading board (3) inside symmetry and seted up three rectangle mounting grooves of group, all be provided with rolling gyro wheel (12) of supplementary steel pipe in three rectangle mounting grooves of group, three gyro wheels of group (12) are all connected with the rectangle mounting groove through the pivot.

6. The grinding device for the inner wall and the outer wall of the steel pipe orifice according to claim 5, characterized in that: the dust removing device is characterized in that a dust removing hole (6) is formed in the top end face of the processing table (1) and is located right below the grinding wheel (15), and a dust collecting groove (7) is formed in the bottom side of the dust removing hole (6) and is located in the processing table (1).

7. The grinding device for the inner wall and the outer wall of the steel pipe orifice according to claim 6, wherein: the processing table (1) is of a rectangular structure.