CN111823087A

CN111823087A - End polishing machine

Info

Publication number: CN111823087A
Application number: CN202010824622.1A
Authority: CN
Inventors: 李世国; 牛帅平; 李卫平
Original assignee: ANTON BAILIN OILFIELD TECHNOLOGIES (BEIJING) CO LTD
Current assignee: ANTON BAILIN OILFIELD TECHNOLOGIES (BEIJING) CO LTD; Anton Oilfield Services Group Ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2020-10-27

Abstract

The application provides an end polishing machine relates to metal pipeline processing technology field. Wherein, end burnishing machine, it includes: the polishing device comprises a bracket, an inner polishing mechanism and an outer polishing mechanism; the pipe polishing device comprises a bracket, an inner polishing mechanism, an outer polishing mechanism and a support, wherein the bracket is used for supporting a pipe and driving the pipe to roll, the inner polishing mechanism is positioned at one end of the bracket, a working part of the inner polishing mechanism can extend into the pipe end part on the bracket and is used for polishing the inner wall of the pipe end part, and the outer polishing mechanism is positioned above the bracket and is used for polishing the outer wall of the pipe end part. According to the end polishing machine provided by the embodiment of the invention, the bracket can form a polishing station to support and drive the pipe to roll, and the end polishing machine is provided with the inner polishing mechanism and the outer polishing mechanism, so that the inner wall and the outer wall of the end part of the pipe can be simultaneously polished under the driving of the bracket, the manual and automatic polishing work can be replaced, the labor force is effectively reduced, and the production efficiency is improved.

Description

End polishing machine

Technical Field

The application relates to the technical field of metal pipeline processing, in particular to an end polishing machine.

Background

The sand control screen pipe is a necessary device for establishing an oil-gas well, and the sand control screen pipe can effectively prevent sundries such as sand, soil and the like from entering an oil pipe, so that the normal operation of oil-gas exploitation is ensured.

The part playing the main filtering function in the sand control screen pipe is a filtering sleeve, and the filtering sleeve is a sleeve body formed by bending a metal screen plate and then welding the metal screen plate. Before the filter sleeve is assembled and connected with other parts of the sand control screen pipe, polishing and grinding work of the inner wall and the outer wall needs to be carried out on two ends of the filter sleeve within a certain length range so as to remove welding slag splashing attachments in the welding process.

However, the polishing and grinding work of the inner wall and the outer wall of the two ends of the current sand control screen pipe is manually carried out, namely, a worker holds a straight-handle grinder to grind and polish along a welding bead at the end part of the outer wall of the inner wall, the labor intensity of the worker is high in the process, the polishing quality is not uniform, the polishing process needs to be repeated for several times, and time and labor are wasted.

Disclosure of Invention

The invention mainly aims to provide an end polishing machine, which can solve the technical problem that the end of a pipe cannot be automatically polished at present.

In order to solve the above technical problem, an embodiment of the present application provides the following technical solutions:

the application provides an end polishing machine, includes:

the polishing device comprises a bracket, an inner polishing mechanism and an outer polishing mechanism;

the pipe polishing device comprises a bracket, an inner polishing mechanism, an outer polishing mechanism and a support, wherein the bracket is used for supporting a pipe and driving the pipe to roll, the inner polishing mechanism is positioned at one end of the bracket, a working part of the inner polishing mechanism can extend into the pipe end part on the bracket and is used for polishing the inner wall of the pipe end part, and the outer polishing mechanism is positioned above the bracket and is used for polishing the outer wall of the pipe end part.

The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.

Optionally, the end polisher, wherein the carriage comprises a first carriage and a second carriage spaced apart;

the first bracket comprises a first support, two carrier rollers and a first driving device, the two carrier rollers are arranged at the top of the first support side by side and used for supporting the pipe materials, and the first driving device is mounted on the first support and connected with the two carrier rollers and used for driving the two carrier rollers to rotate simultaneously and driving the pipe materials to roll;

the second bracket and the first bracket are identical in structure, and two carrier rollers of the second bracket and two carrier rollers of the first bracket form a polishing station for supporting the tube material.

Optionally, in the end polishing machine, the carrier roller includes a roller shaft and a roller, the roller shaft is rotatably mounted at the top of the first bracket through a bearing bracket, a first end of the roller shaft is connected to the second driving device, and the roller is disposed at a second end of the roller shaft.

Optionally, in the end polishing machine, the roller includes a roller body and a retainer ring, the retainer ring is disposed at one end of the roller body, the other end of the roller body is connected to the roller shaft, a side surface of the roller body is used to support the pipe, and the retainer ring is used to stop an end portion of the pipe to limit the pipe.

Optionally, the end polishing machine further comprises:

the second bracket is provided with the inner polishing mechanism and the outer polishing mechanism and is arranged on one side of the first bracket;

the second support is provided with a cantilever positioned above the carrier roller, the outer polishing mechanism is arranged on the cantilever and positioned above the carrier roller, the outer polishing mechanism can be close to or far away from the carrier roller in a reciprocating mode in the vertical direction, the inner polishing mechanism is positioned at one end of the carrier roller and is parallel to the carrier roller, the height of the inner polishing mechanism is higher than that of the carrier roller and is positioned between the two carrier rollers, the inner polishing mechanism can reciprocate along the first direction from the first bracket to the second bracket, and the inner polishing mechanism is used for stretching into or out of the end portion of the pipe material positioned on the carrier roller and polishing the inner wall of the end portion of the pipe material.

Optionally, the end polishing machine further includes a second driving device and a first grinding machine, the second driving device is disposed on the cantilever in a vertical direction, a driving end of the second driving device is disposed vertically downward, and the driving end of the second driving device is connected to the first grinding machine;

the inner polishing mechanism comprises a first slide rail, a third driving device and a second grinding machine, the first slide rail is arranged on the second support in the first direction, the third driving device is arranged on the second support, the second grinding machine is connected with the first slide rail in a sliding mode, and a driving end of the third driving device is connected with the second grinding machine and used for driving the second grinding machine to move along the first slide rail in a reciprocating mode.

Optionally, the number of the second brackets is two, and the second brackets are correspondingly disposed on one side of the first bracket and one side of the second bracket respectively.

Optionally, the end polishing machine further comprises a second support, wherein the second support is connected to the second support.

Optionally, the end polishing machine further comprises:

the first support is fixedly connected to one end of the second sliding rail, and the second support is located on the other side and is connected to the other end of the second sliding rail in a sliding mode.

Optionally, in the end polishing machine, a positioning portion is disposed on the second slide rail, and the positioning portion is disposed on the first bracket and is used to fix the first bracket at a certain position of the second slide rail.

By the technical scheme, the end polishing machine at least has the following advantages:

according to the end polishing machine provided by the embodiment of the invention, the bracket can form a polishing station to support and drive the pipe to roll, and the end polishing machine is provided with the inner polishing mechanism and the outer polishing mechanism, so that the inner wall and the outer wall of the end part of the pipe can be simultaneously polished under the driving of the bracket, the manual and automatic polishing work can be replaced, the labor force is effectively reduced, and the production efficiency is improved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

The above and other objects, features and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present application are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:

FIG. 1 schematically illustrates a schematic structural view of an end finishing machine;

FIG. 2 schematically illustrates a schematic structural view of another end finishing machine;

fig. 3 schematically shows a structural view of a carrier roller of an end polisher.

In fig. 1-3, the labels are:

1-bracket, 11-first bracket, 111-first bracket, 112-carrier roller, 1121-roller shaft, 1122-roller, 1123-bearing bracket, 1124-wheel body, 1125-retainer ring, 113-first driving device, 12-second bracket, 2-internal polishing mechanism, 21-first sliding rail, 22-third driving device, 23-second grinding machine, 3-external polishing mechanism, 31-second driving device, 32-first grinding machine, 4-pipe material, 5-second bracket, 51-cantilever and 6-second sliding rail.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.

As shown in fig. 1, an embodiment of the present invention provides an end polishing machine, which includes: the polishing device comprises a bracket 1, an inner polishing mechanism 2 and an outer polishing mechanism 3; the pipe polishing device comprises a bracket 1, an inner polishing mechanism 2, an outer polishing mechanism 3 and a support, wherein the bracket 1 is used for supporting a pipe 4 and driving the pipe 4 to roll, the inner polishing mechanism 2 is located at one end of the bracket 1, a working part of the inner polishing mechanism 2 can extend into the end part of the pipe 4 on the bracket 1 and is used for polishing the inner wall of the end part of the pipe 4, and the outer polishing mechanism 3 is located above the bracket 1 and is used for polishing the outer wall of the end part of the pipe 4.

Specifically, since the end polishing machine provided by the embodiment of the present invention is used for polishing the end of the tube 4, the carrier 1 needs to be in a form that is convenient for holding the tube 4, for example, a V-shaped or circular arc-shaped holding portion may be formed, or a holding portion may be formed by arranging two roller shafts 1121 side by side, but it should be noted that it is preferable that the carrier 1 holds the tube 4 in a horizontal state. In addition, in order to enable the pipe 4 to be polished automatically, the bracket 1 needs to be capable of driving the pipe 4 to roll, and needs to roll at the original position, the pipe 4 can be driven to roll by rotating the roller shaft 1121 which supports the pipe 4, or a driving rotating wheel can be separately arranged, so that the driving rotating wheel is in contact with the pipe 4, the pipe 4 is driven to rotate by the rotation of the driving rotating wheel, and then the automatic polishing is realized by matching the inner polishing mechanism 2 and the outer polishing mechanism 3.

Interior polishing mechanism 2 need polish the inner wall of 4 tip of pipe material, can be with interior polishing mechanism need set up the one end at bracket 1, and make interior polishing mechanism 2's work portion can stretch into bracket 1's 4 tip of pipe material and carry out inside polishing, interior polishing mechanism 2 can be drive arrangement area buffing wheel for example, make buffing wheel get into or shift out the tip of pipe material 4 under drive arrangement's drive, and then the complex accomplishes the polishing work of 4 tip inner walls of pipe material under bracket 1 drive pipe material 4 rolls.

The outer polishing mechanism 3 needs to polish the outer wall of the end part of the tube material 4, and the outer polishing mechanism 3 can be arranged above the bracket 1, for example, the polishing wheel can also be driven by the driving device, the polishing wheel is moved in the vertical direction under the driving of the driving device, and is contacted with the outer wall of the end part of the tube material 4, so that the polishing work of the outer wall of the end part of the tube material 4 is completed under the condition that the bracket 1 drives the tube material 4 to roll.

Further, the end polishing machine provided by the embodiment of the invention can be further provided with a controller, the bracket 1 is controlled by the controller to drive the pipe 4 to rotate, and the work of the inner polishing mechanism 2 and the outer polishing mechanism 3 is controlled by the controller, the specific control mode is mastered by technical personnel, and the detailed description is omitted. In addition, the end polishing machine provided by the embodiment of the invention can be used for production by matching with automatic feeding and discharging equipment, so that further automation is realized and the production efficiency is improved.

According to the end polishing machine provided by the embodiment of the invention, the bracket 1 can form a polishing station to support the pipe 4 and drive the pipe 4 to roll, and the end polishing machine is provided with the inner polishing mechanism 2 and the outer polishing mechanism 3, so that the inner wall and the outer wall of the end part of the pipe 4 can be simultaneously polished under the drive of the bracket 1, manual and automatic polishing work can be replaced, the labor force is effectively reduced, and the production efficiency is improved.

In the specific implementation, the bracket 1 comprises a first bracket 11 and a second bracket 12 which are arranged at intervals;

the first bracket 11 comprises a first bracket 111, two carrier rollers 112 and a first driving device 113, wherein the two carrier rollers 112 are arranged on the top of the first bracket 111 side by side and used for supporting the tube stock 4, and the first driving device 113 is mounted on the first bracket 111 and connected with the two carrier rollers 112 and used for driving the two carrier rollers 112 to rotate simultaneously and driving the tube stock 4 to roll; the second carrier 12 and the first carrier 11 are identical in structure, and the two carrier rollers 112 of the second carrier 12 and the two carrier rollers 112 of the first carrier 11 form a polishing station for supporting the tube 4.

Specifically, it is preferable that two first brackets 11 having the same structure are provided at intervals as described above as the form of the bracket 1, but the embodiment of the present invention is not limited to the form using two first brackets 11, that is, the bracket 1 may be formed by spacing a plurality of first brackets 11 having the same structure, as long as the tube stock 4 can be stably held. Since the first bracket 11 and the second bracket 12 have the same structure, the following embodiments of the present invention will be described with respect to the structure of the first bracket 11. The structure of the first frame 111 may be a block-shaped support structure or a frame-shaped support structure, and the embodiment of the present invention is not particularly limited. The diameters of the carrier rollers 112 arranged side by side at the top of the first support 111 can be set according to actual needs, two carrier rollers 112 arranged side by side form a concave accommodating space between the two carrier rollers and can be used for supporting the tube material 4, the second support 12 and the first support 11 are arranged at intervals in the same arrangement mode, namely, the four carrier rollers 112 are parallel to each other, and the central lines of the two opposite carrier rollers 112 positioned on the first support 11 and the second support 12 are collinear, so that the concave accommodating space formed between the two carrier rollers 112 on the first support 11 and the concave accommodating space formed by the two carrier rollers 112 on the second support 12 can form a polishing station supporting the tube material 4 together, and the tube material 4 can be horizontally supported on the polishing station. The distance between the first bracket 11 and the second bracket 12 can be adapted to the length of the tube stock 4, so that when the tube stock 4 is placed on the first bracket 11 and the second bracket 12, two ends of the tube stock 4 are respectively located on the two carrier rollers 112 of the first bracket 11 and the two carrier rollers 112 of the second bracket 12.

Further, the first driving device 113 drives the two carrier rollers 112 to rotate simultaneously, so that the two carrier rollers 112 can drive the tube stock 4 to roll in situ. The first driving device 113 may be a driving motor, and the first driving device 113 may simultaneously connect two belts to be respectively connected to the two carrier rollers 112, so as to simultaneously drive the two carrier rollers 112 to rotate in the same direction and at the same speed.

In a specific implementation, the idler roller 112 includes a roller shaft 1121 and a roller 1122, the roller shaft 1121 is rotatably mounted on the top of the first bracket 111 through a bearing bracket 1123, a first end of the roller shaft 1121 is connected to the second driving device 31, and a second end of the roller shaft 1121 is provided with the roller 1122.

Specifically, each idler 112 may be simultaneously rotatably connected to two spaced bearing brackets 1123 disposed on the top of the first bracket 111, thereby ensuring that the idlers 112 can smoothly rotate on a plane. The roller shafts 1121 may be sequentially inserted into the two bearing brackets 1123, and are rotatably connected with the two bearing brackets 1123.

Further, as shown in fig. 3, the roller 1122 includes a wheel body 1124 and a retaining ring 1125, the retaining ring 1125 is disposed at one end of the wheel body 1124, the other end of the wheel body 1124 is connected to the roller shaft 1121, a side surface of the wheel body 1124 is used for supporting the tube stock 4, and the retaining ring 1125 is used for retaining the tube stock 4 at an end of the tube stock 4 and limiting the tube stock 4.

Specifically, the check rings 1125 of the rollers 1122 on the first bracket 11 and the check rings 1125 of the rollers 1122 on the second bracket 12 are respectively located at two ends of the bracket 1, that is, the check rings 1125 are located at two ends of a polishing station formed by the rollers 1122 on the first bracket 11 and the rollers 1122 on the second bracket 12, so that the tube stock 4 is placed in the polishing station, and the check rings 1125 can limit two ends of the tube stock 4.

In a specific implementation, the end polishing machine provided in the embodiment of the present invention further includes:

a second bracket 5, wherein the inner polishing mechanism 2 and the outer polishing mechanism 3 are arranged on the second bracket 5, and the second bracket 5 is arranged on one side of the first bracket 111; the second bracket 5 is provided with a cantilever 51 positioned above the carrier roller 112, the outer polishing mechanism 3 is arranged on the cantilever 51 and positioned above the carrier roller 112, the outer polishing mechanism 3 can reciprocate close to or away from the carrier roller 112 in the vertical direction, the inner polishing mechanism 2 is positioned at one end of the carrier roller 112 and is parallel to the carrier roller 112, the inner polishing mechanism 2 is higher than the carrier roller 112 and positioned between the two carrier rollers 112, and can reciprocate along the first direction of the first bracket 11 to the second bracket 12 to stretch into or stretch out the end part of the tube 4 positioned on the carrier roller 112 and polish the inner wall of the end part of the tube 4.

Specifically, the second frame 5 may be connected to the first frame 111 or may not be connected to the first frame 111, but it should be noted that the second frame 5 needs to be disposed at one side of the first frame 111, so that the inner polishing mechanism 2 and the outer polishing mechanism 3 disposed on the second frame 5 can correspond to the carrier roller 112 on the first frame 111, and can be opposite to the end of the tube stock 4 on the carrier roller 112, and polish the inner and outer walls of the end of the tube stock 4.

Further, the cantilever 51 of the second bracket 5 and the second bracket 5 may be a unitary structure, for example, the second bracket 5 is an inverted L-shaped bracket. Outer polishing mechanism 3 can include second drive arrangement 31 and first grinder 32, second drive arrangement 31 sets up along vertical direction on cantilever 51, just the vertical downward setting of drive end of second drive arrangement 31, second drive arrangement 31 can be cylinder, pneumatic cylinder or electric cylinder, the drive end of second drive arrangement 31 with first grinder 32 connects. The second driving device 31 can drive the first grinding wheel 32 to reciprocate in the vertical direction, that is, the first grinding wheel 32 can move close to or away from the supporting roller 112, and the first grinding wheel 32 can polish the outer wall of the end portion of the tube stock 4 at the supporting roller 112.

Simultaneously, interior polishing mechanism 2 includes first slide rail 21, third drive arrangement 22 and second grinder 23, first slide rail 21 is followed first direction sets up on the second support 5, third drive arrangement 22 sets up on the second support 5, second grinder 23 with first slide rail 21 sliding connection, third drive arrangement 22's drive end with second grinder 23 is connected, is used for the drive second grinder 23 is followed first slide rail 21 reciprocating motion. The third driving device 22 may be the same as the second driving device 31, and may be an air cylinder, a hydraulic cylinder or an electric cylinder, and the third driving device 22 can drive the second grinding wheel 23 to move along the length direction of the tube material 4, so that the second grinding wheel 23 extends into the end of the tube material 4 and polishes the inner wall of the end of the tube material 4. It should be noted that the height of the first slide rail 21 above the second carriage 5 is required to ensure that the second grinder 23 can reach into the end of the tube stock 4 after movement.

In a specific implementation, the number of the second support 5 may be one, and the inner polishing mechanism 2 and the outer polishing mechanism 3 are disposed on the second support 5, so that the inner and outer walls of one end of the tube material 4 can be automatically polished each time. The number of the second supports 5 can also be two, and the two second supports 5 are correspondingly arranged on one side of the first bracket 11 and one side of the second bracket 12 respectively, so that the inner polishing mechanism 2 and the outer polishing mechanism 3 are arranged on each second support 5, the inner walls at two ends of the pipe 4 can be polished simultaneously, and the production efficiency is improved.

As shown in fig. 2, further, since the lengths of the tubes 4 requiring end polishing are different, in order to adapt to polishing operations of a plurality of tubes 4 with different lengths, two second brackets 5 may be respectively connected to two first brackets 111, then a second slide rail 6 may be additionally provided, the second slide rail 6 may be disposed on the ground or a supporting platform, then the first bracket 111 on one side is fixedly connected to one end of the second slide rail 6, and the first bracket 111 on the other side is slidably connected to the other end of the second slide rail 6. Thus, the distance between the two first brackets 111, i.e. the distance between the first bracket 11 and the second bracket 12, can be adjusted by sliding the other side of the first bracket 111 on the second slide rail 6 according to the length of the tube stock 4.

In a specific implementation, after the first bracket is slidably connected to the second slide rail, a positioning portion (not shown in the drawings) capable of fixing the first bracket at a certain position of the second slide rail needs to be provided, where the positioning portion may be a jacking bolt, for example, a bolt hole is provided on the first bracket, and the jacking bolt is screwed to abut against the slide rail to realize positioning of the first bracket, or the positioning portion may be a clip, and a specific structure may refer to a clip for fixing a mold on a press.

In addition, the end polishing machine provided by the embodiment of the invention can be additionally provided with the dust hoods which are arranged at the two ends of the bracket and cover the end parts of the pipe materials, so that dust and flying chips generated during polishing of the inner polishing mechanism and the outer polishing mechanism are sucked away, and the environment is protected.

It will be appreciated that the relevant features of the devices described above may be referred to one another. In addition, "first", "second", and the like in the above embodiments are for distinguishing the embodiments, and do not represent merits of the embodiments.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An end polisher, comprising:

2. The end polisher of claim 1,

the bracket comprises a first bracket and a second bracket which are arranged at intervals;

3. The end polisher of claim 2,

the bearing roller includes roller and running roller, the roller passes through bearing bracket and rotates to be installed the top of first support, the first end of roller with second drive arrangement connects, the second end setting of roller the running roller.

4. The end polisher of claim 3,

the running roller includes wheel body and retaining ring, the retaining ring sets up wheel body one end, the other end of wheel body with the roller is connected, the side surface of wheel body is used for supporting the pipe material, the retaining ring is used for keeping off the tip of pipe material is to the pipe material is spacing.

5. The end polisher of claim 2, further comprising:

6. The end polisher of claim 5,

the outer polishing mechanism comprises a second driving device and a first grinding machine, the second driving device is arranged on the cantilever along the vertical direction, the driving end of the second driving device is arranged vertically downwards, and the driving end of the second driving device is connected with the first grinding machine;

7. The end polisher of claim 5 or 6,

the number of the second supports is two, and the second supports are correspondingly arranged on one side of the first bracket and one side of the second bracket respectively.

8. The end polisher of claim 7,

the two second brackets are respectively connected to the two first brackets.

9. The end polisher of claim 8, further comprising:

10. The end polisher of claim 1,

and the second slide rail is provided with a positioning part which is arranged on the first support and used for fixing the first support at a certain position of the second slide rail.