CN218225870U - Pipe fitting welding seam grinding device - Google Patents

Abstract

An embodiment of the utility model provides a pipe fitting welding seam grinding device relates to the pipe fitting field of making. The pipe fitting welding seam polishing device comprises a workbench, a rolling support piece, a radial positioning piece and a polishing piece, wherein the rolling support piece is connected to the top surface of the workbench and used for supporting a pipe fitting, and the pipe fitting can be driven to rotate through the rolling cooperation of the rolling support piece and the pipe fitting; the radial positioning piece is movably connected to one end of the workbench and can position the pipe fitting along the radial direction of the pipe fitting, so that the position change of the pipe fitting in the rotating process is avoided; a polishing part is movably connected to the other end of the workbench, polishing of welding seams of the pipe fittings is achieved through relative movement between the polishing part and the pipe fittings, and the problems that in the prior art, manual polishing is uneven in thickness, high in construction difficulty, not smooth in transition points and the like are solved, so that stress concentration is avoided, and influence on quality of the pipe fittings is prevented.

Description

Pipe fitting welding seam grinding device

Technical Field

The utility model relates to a field is made to the pipe fitting, particularly, relates to a pipe fitting welding seam grinding device.

Background

With the popularization and rapid development of environmental protection equipment, the demand and manufacturing requirements of large air ducts are continuously increased.

The existing air pipe welding line is usually ground manually, the manual control tool is needed to operate the air pipe welding line manually, and the problems of uneven grinding thickness, high construction difficulty and unsmooth transition point exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pipe fitting welding seam grinding device, it can solve the thickness that current manual work polished appearance inhomogeneous, the construction degree of difficulty is big, the not slick and sly scheduling problem of transition point.

The embodiment of the utility model discloses a can realize like this:

an embodiment of the utility model provides a pipe fitting welding seam grinding device, it includes:

a work table;

the rolling support piece is connected to the top surface of the workbench and used for supporting the pipe fitting;

the radial positioning piece is movably connected to one end of the workbench and used for radially positioning the pipe fitting; and

and the polishing part is movably connected to the other end of the workbench and used for polishing the welding seam of the pipe fitting.

The pipe fitting weld joint polishing device in the scheme comprises a workbench, a rolling support piece, a radial positioning piece and a polishing piece, wherein the rolling support piece is connected to the top surface of the workbench and used for supporting the pipe fitting, and the pipe fitting can be driven to rotate through the rolling cooperation of the rolling support piece and the pipe fitting; the radial positioning piece is movably connected to one end of the workbench and can position the pipe fitting along the radial direction of the pipe fitting, so that the pipe fitting is prevented from position change in the rotating process, and the construction difficulty is reduced; the polishing part is movably connected to the other end of the workbench, the welding seams of the pipe fittings are polished through relative movement between the polishing part and the pipe fittings, the polishing part and the pipe fittings rotate relatively, the polishing thickness on the pipe fittings is uniform, and smooth transition points are ensured.

Optionally, the rolling support comprises a limiting frame and at least two rollers, the limiting frame is connected to the top surface of the workbench, the rollers are connected to two sides of the limiting frame, and the rollers are in rolling contact with the pipe fittings.

Spacing in the above-mentioned scheme is used for connecting the roller fixedly, and the roller then conveniently drives the pipe fitting through the roll contact with the pipe fitting and rotates.

Optionally, the radial positioning element comprises a positioning slider and a positioning chuck, the positioning slider is in sliding fit with the workbench, the positioning chuck is in contact with the positioning slider, and the positioning chuck is in contact with the inner wall of the pipe fitting.

The radial positioning piece in the scheme is used for adjusting the position through the sliding fit of the positioning sliding block and the workbench, and the positioning chuck is used for radially positioning the pipe fitting by contacting with the inner wall of the pipe fitting.

Optionally, one end of the workbench is provided with a positioning guide rail, and the positioning sliding block is in sliding fit with the positioning guide rail.

In the scheme, the positioning guide rail is arranged to play a role in sliding and guiding the positioning slide block.

Optionally, the workstation still is provided with the dust cover, and the dust cover lid connects in the location guide rail to the dust cover is with location slider flexible contact.

In the above scheme, the workstation is used for carrying out dustproof protection to the location guide rail through setting up the dust cover, avoids dust impurity to adhere to and exert an influence on the removal of location slider on the location guide rail to avoid producing the hindrance to the removal of location slider through the flexible contact.

Optionally, the positioning chuck comprises a radial support and a radial sliding rod, the radial support is connected to the positioning sliding block, the radial sliding rod is in sliding fit with the radial support, and the radial sliding rod is in contact with the inner wall of the pipe fitting.

In the scheme, the radial sliding rod is in sliding fit with the radial support, so that the pipe fittings with different inner diameters can be conveniently positioned.

Optionally, the polishing part comprises a polishing head and a movable table, the movable table is connected with the workbench and the polishing head at the same time, and the movable table is used for driving the polishing head to move.

In the above scheme, make the relative position of bistrique and workstation change through setting up the movable table, the bistrique then is used for polishing the pipe fitting welding seam.

Optionally, the fixed block is fixedly connected to the workbench, the Z-direction sliding plate is slidably connected to the fixed block, the Y-direction sliding plate is slidably connected to the Z-direction sliding plate, the X-direction sliding plate is connected to the grinding head, and the sliding direction of the Z-direction sliding plate, the sliding direction of the Y-direction sliding plate and the sliding direction of the X-direction sliding plate are perpendicular to each other.

In the scheme, the fixing block plays a role in supporting and positioning, and the grinding head can be respectively adjusted in positions in different directions through relative sliding among the Z-direction sliding plate, the Y-direction sliding plate and the X-direction sliding plate.

Optionally, the pipe fitting welding seam grinding device further comprises a lifting frame, the lifting frame is connected with the workbench and arranged in an inclined mode, and the high end of the lifting frame is matched with the rolling support piece.

In the above scheme, the convenience of unloading on the pipe fitting can be improved through setting up the crane.

Optionally, the pipe fitting weld grinding device further comprises a foot cup, and the foot cup is connected to the bottom surface of the workbench.

In the above scheme, the flatness of the workbench can be adjusted adaptively by arranging the foot cup.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a pipe welding seam polishing device provided in an embodiment of the present invention;

fig. 2 is a schematic position diagram of a pipe welding seam polishing device and a pipe provided in an embodiment of the present invention.

An icon: 100-a pipe fitting weld joint polishing device; 110-a work bench; 111-positioning the guide rail; 112-a dust cover; 120-rolling support; 121-a limiting frame; 122-a roller; 130-a radial positioning element; 131-positioning a slide block; 132-a positioning chuck; 1321-radial stent; 1322-radial slide bars; 140-grinding; 141-grinding head; 142-a movable table; 1421-fixed block; 1422-Z slide; 1423-Y slide; 1424-X slide; 143-warning light; 150-a lifting frame; 160-a foot cup; 200-a pipe fitting.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

With the popularization and rapid development of environmental protection equipment, the demand of large-scale air pipes is greatly increased, and the quality requirements of the air pipes are also continuously improved. The diameter of the air pipe is also changed along with the difference of the air quantity of the air pipe; the construction difficulty of workers for cleaning and polishing welded pipes is increased; the excessive height of the welding seam not only influences the smooth operation of a wind pressure experiment, but also causes the misjudgment of the defects of the steel pipe when the pipeline is shot, and the potential safety hazard is buried for the quality of the air pipe.

When the air pipe end is welded on site, the proper weld reinforcement facilitates the butt joint of the steel pipes, and improves the welding quality. Most of the currently used grinding modes are manually ground in a pipeline, the grinding wheel is large in diameter, uneven in grinding thickness and large in construction difficulty, so that the extra height of a ground welding seam cannot meet the requirement, the grinding wheel is often manually ground on site for multiple times, a grinding transition section is easy to cause sharp corners, the whole welding seam is incomplete, the thickness of the welding seam is uneven, a transition point is not smooth in a round shape, stress concentration is caused, and the quality of a welded pipe is influenced.

The utility model discloses a pipe fitting welding seam grinding device that provides in the embodiment can solve this problem.

Referring to fig. 1-2, the present embodiment provides a pipe welding seam polishing apparatus, which will be described in detail below.

Referring to fig. 1, the pipe weld grinding apparatus 100 includes: a table 110, a rolling support 120, a radial positioning element 130, and a sanding element 140. The rolling supporter 120 is connected to the top surface of the table 110 and serves to support the pipe 200; the radial positioning member 130 is movably connected to one end of the worktable 110 and is used for radially positioning the pipe 200; the grinding member 140 is movably connected to the other end of the table 110, and is used for grinding a weld of the pipe 200.

In this embodiment, the pipe 200 is an air pipe, but in other embodiments, the pipe may be a water pipe, a gas pipe, or the like.

Referring to fig. 1, the rolling support 120 includes a limiting frame 121 and at least two rollers 122, the limiting frame 121 is connected to the top surface of the worktable 110, and the limiting frame 121 is shaped like a Chinese character 'kou' and is used for limiting the at least two rollers 122. The number of the rollers 122 is two, the two rollers 122 are respectively connected to two sides of the limiting frame 121, and the rollers 122 are in rolling contact with the pipe 200.

The limiting frame 121 is further provided with bearings (not shown) contacting with two ends of the roller 122, so that the roller 122 is supported and the rotation of the roller 122 is not affected. The roller 122 in this embodiment is an automatic roller, and a rolling driving member (not shown) is disposed inside the automatic roller, and the rolling driving member can rotate the roller 122. The rolling driving member can also be disposed outside the roller 122 and coaxially connected to the roller 122, so as to drive the roller 122 to rotate.

In other embodiments of the present invention, the number of rollers 122 can also be three, four, five, six, etc. When the number of the rollers 122 is more than two, the rollers 122 may be arranged on the stopper 121 along an arc such that the plurality of rollers 122 can simultaneously maintain rolling contact with the pipe member 200.

In addition, a lifting driving part (not shown) can be arranged below the limiting frame 121, and the height of the limiting frame 121 and the height of the roller 122 are adjusted through the lifting driving part, so that the use flexibility of the whole device is improved, and the convenience of loading and unloading is improved.

Referring to fig. 1, the radial positioning member 130 includes a positioning slider 131 and a positioning chuck 132, the positioning slider 131 is slidably fitted to the table 110, the positioning chuck 132 is in contact with the positioning slider 131, and the positioning chuck 132 is adapted to be in contact with the inner wall of the pipe member 200.

One end of the table 110 is provided with a positioning rail 111, and the positioning slider 131 is slidably engaged with the positioning rail 111. The positioning slider 131 is an automatic slider in the prior art, and includes a positioning sliding driving element (not shown), and the positioning slider 131 can slide along the positioning guide rail 111 in order under the driving of the positioning sliding driving element.

Referring to fig. 1, the table 110 is further provided with a dust cover 112, the dust cover 112 is capped to the positioning rail 111, and the dust cover 112 is in flexible contact with the positioning slider 131. The dust cover 112 can prevent dust from entering the positioning rail 111, thereby protecting the sliding fit between the positioning rail 111 and the positioning slider 131. The dust cover 112 is made of a compressible rubber material, and is compressed or stretched by contact with the positioning slider 131, so that the positioning slider 131 can move and the positioning guide rail 111 can be covered conveniently.

Referring to fig. 1, the positioning chuck 132 includes a radial support 1321 and a radial slide 1322, the radial support 1321 is connected to the positioning slider 131, the radial slide 1322 is slidably engaged with the radial support 1321, and the radial slide 1322 is in contact with the inner wall of the pipe member 200.

Radial support 1321 is trifurcated, i.e. radial support 1321 has three prongs (not shown) that are all at 120 ° to each other, so that the number of radial slide bars 1322 is also three. The radial slide 1322 is slidable along the three prongs of the radial support 1321 to facilitate positioning of tubes 200 of different inner diameters. The radial slide rods 1322 include radial slide drivers (not shown) for sliding themselves, which allow the radial slide rods 1322 to always maintain a movement tendency to press against the inner wall of the pipe member 200.

In other embodiments of the present invention, the radial support 1321 may also be a double-fork type, a quadruple-fork type, a quintuplet type, etc., and the number of the radial slide rods 1322 corresponds to the number of the fork rods of the radial support 1321. When the number of the end portions of the radial holder 1321 is larger, the positioning accuracy of the pipe member 200 is higher.

Referring to fig. 1, the grinding member 140 includes a grinding head 141 and a movable table 142, the movable table 142 is connected to both the table 110 and the grinding head 141, and the movable table 142 is used to move the grinding head 141.

The movable table 142 includes a fixed block 1421, a Z-direction sliding plate 1422, a Y-direction sliding plate 1423, and an X-direction sliding plate 1424, the fixed block 1421 is fixedly connected to the worktable 110, the Z-direction sliding plate 1422 is slidably connected to the fixed block 1421, the Y-direction sliding plate 1423 is slidably connected to the Z-direction sliding plate 1422, the X-direction sliding plate 1424 is slidably connected to the Z-direction sliding plate 1422, and the X-direction sliding plate 1424 is connected to the grinding head 141, and the sliding direction of the Z-direction sliding plate 1422, the sliding direction of the Y-direction sliding plate 1423, and the sliding direction of the X-direction sliding plate 1424 are perpendicular to each other.

The fixed block 1421 is a rectangular parallelepiped structure extending in the vertical direction, and a guide rail is provided on the surface of the fixed block 1421 to facilitate sliding guide of the Z-direction slider 1422, and the Z-direction slider 1422 includes a Z-direction sliding driving member (not shown) for providing power during the sliding process, and the Y-direction slider 1423 and the X-direction slider 1424 are similar in sliding principle. The grinding head 141 is attached to the side of the end of the X-slide 1424 remote from the fixed block 1421. The grinding head 141 is further connected with a grinding motor, power is provided for the grinding head 141 through the grinding motor, the grinding head 141 can rotate conveniently, relative rotation is achieved between the grinding head 141 and the inner wall of the pipe fitting 200, and welding seams of the pipe fitting 200 can be ground while the grinding head 141 and the inner wall of the pipe fitting 200 are in contact.

In addition, a warning lamp 143 is provided on the top of the fixing block 1421, and when the grinding head 141 or the movable table 142 encounters a large resistance to movement, the warning lamp 143 prompts the worker in response to the occurrence of a warning sound.

Referring to fig. 1, the pipe welding seam grinding device 100 further includes a lifting frame 150, the lifting frame 150 is connected to the worktable 110 and is disposed in an inclined manner, and a high end of the lifting frame 150 is matched with the rolling supporter 120.

The pipe fitting 200 can roll along the lifting frame 150 under the action of external force, so that the pipe fitting 200 can roll to the upper side of the roller 122 conveniently, or the pipe fitting 200 can roll out from the upper side of the roller 122 along the lifting frame 150 conveniently, the convenience of feeding and discharging of the pipe fitting 200 is improved, and manpower or a mechanical arm is not needed to drive the pipe fitting 200 to feed and discharge.

Referring to fig. 1, the pipe welding grinding apparatus 100 further includes a foot cup 160, and the foot cup 160 is attached to the bottom surface of the table 110. The plurality of the foot cups 160 are respectively connected to the edge of the bottom surface of the worktable 110. Each of the foot cups 160 may be individually adjusted to adjust the flatness of the table 110.

The utility model provides a various guide rails all have higher precision, and each driving piece can be electric element, pneumatic element or hydraulic drive component, but the preferred variable frequency speed motor of chooseing for use to realize the speed change of the process of marcing, the convenience is different according to the tuber pipe material, selects different grinding speed. Especially, when the grinding head 141 grinds the end part which is gradually close to the pipe fitting 200, the moving speed of the X-direction sliding plate 1424 is gradually slowed down, and the auxiliary time of the grinding operation is saved.

Referring to fig. 2, when the pipe 200 is installed on the pipe weld grinding apparatus 100, the rolling support 120 is located below the pipe 200 and is in rolling contact with the pipe 200, and supports the pipe 200 and also drives the pipe 200 to rotate. The radial positioning member 130 is in contact with an inner wall of one end of the pipe member 200 to position the pipe member 200. The grinding member 140 extends from the other end of the pipe member 200 to the inner cavity of the pipe member 200, thereby grinding the welding line on the sidewall of the pipe member 200.

According to the pipe welding seam polishing device 100 provided by the embodiment, the working principle of the pipe welding seam polishing device 100 is as follows:

the pipe welding seam polishing device 100 comprises a workbench 110, a rolling support member 120, a radial positioning member 130 and a polishing member 140, wherein the rolling support member 120 is connected to the top surface of the workbench 110 and used for supporting a pipe 200, and the pipe 200 can be driven to rotate through the rolling fit of the rolling support member 120 and the pipe 200; the radial positioning element 130 is movably connected to one end of the workbench 110, and the radial positioning element 130 can position the pipe 200 along the radial direction of the pipe 200, so as to prevent the pipe 200 from changing position during the rotation process; the polishing part 140 is movably connected to the other end of the workbench 110, polishing of welding seams of the pipe fitting 200 is achieved through relative movement between the polishing part 140 and the pipe fitting 200, and the problems that in the prior art, manual polishing is uneven in thickness, large in construction difficulty, not smooth in transition points and the like are solved, so that stress concentration is avoided, and influence on quality of the pipe fitting 200 is prevented.

The pipe welding seam grinding device 100 provided by the embodiment at least has the following advantages: the problems that the thickness is uneven, the construction difficulty is high, transition points are not smooth and the like in the conventional manual polishing can be solved.

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

Claims (10)

1. The utility model provides a pipe fitting welding seam grinding device which characterized in that includes:

a table (110);

a rolling support (120), the rolling support (120) being connected to a top surface of the table (110) and supporting a pipe (200);

the radial positioning piece (130), the radial positioning piece (130) is movably connected to one end of the workbench (110) and is used for positioning the pipe fitting (200) in the radial direction; and

the grinding piece (140) is movably connected to the other end of the workbench (110) and used for grinding the welding seam of the pipe fitting (200).

2. The pipe fitting weld grinding apparatus according to claim 1, wherein the rolling support comprises a limiting frame (121) and at least two rollers (122), the limiting frame (121) is connected to the top surface of the work table (110), the rollers (122) are connected to both sides of the limiting frame (121), and the rollers (122) are in rolling contact with the pipe fitting (200).

3. The pipe fitting weld grinding apparatus according to claim 1, wherein the radial positioning member (130) includes a positioning slider (131) and a positioning chuck (132), the positioning slider (131) is slidably fitted with the table (110), the positioning chuck (132) is in contact with the positioning slider (131), and the positioning chuck (132) is in contact with an inner wall of the pipe fitting (200).

4. The pipe welding seam grinding device according to claim 3, characterized in that one end of the workbench (110) is provided with a positioning guide rail (111), and the positioning slide block (131) is in sliding fit with the positioning guide rail (111).

5. The pipe weld grinding device according to claim 4, characterized in that the workbench (110) is further provided with a dust cover (112), the dust cover (112) is capped on the positioning guide rail (111), and the dust cover (112) is in flexible contact with the positioning slider (131).

6. The pipe weld grinding device according to claim 3, wherein the positioning chuck (132) comprises a radial bracket (1321) and a radial slide bar (1322), the radial bracket (1321) is connected to the positioning slider (131), the radial slide bar (1322) is in sliding fit with the radial bracket (1321), and the radial slide bar (1322) is in contact with the inner wall of the pipe (200).

7. The pipe fitting weld grinding device according to claim 1, wherein the grinding member (140) comprises a grinding head (141) and a movable table (142), the movable table (142) is connected with the workbench (110) and the grinding head (141) at the same time, and the movable table (142) is used for driving the grinding head (141) to move.

8. The pipe fitting weld grinding apparatus according to claim 7, wherein the movable table (142) includes a fixed block (1421), a Z-direction sliding plate (1422), a Y-direction sliding plate (1423), and an X-direction sliding plate (1424), the fixed block (1421) is fixedly connected to the work table (110), the Z-direction sliding plate (1422) is slidably connected to the fixed block (1421), the Y-direction sliding plate (1423) is slidably connected to the Z-direction sliding plate (1422), the X-direction sliding plate (1424) is slidably connected to the Z-direction sliding plate (1422), and the X-direction sliding plate (1424) is connected to the grinding head (141), a sliding direction of the Z-direction sliding plate (1422), a sliding direction of the Y-direction sliding plate (1423), and a sliding direction of the X-direction sliding plate (1424) are perpendicular to each other.

9. The pipe welding seam grinding device according to any one of claims 1 to 8, characterized in that the pipe welding seam grinding device (100) further comprises a lifting frame (150), wherein the lifting frame (150) is connected with the workbench (110) and is arranged in an inclined manner, and the high end of the lifting frame (150) is matched with the rolling support piece (120).

10. The pipe weld grinding apparatus according to any one of claims 1 to 8, wherein the pipe weld grinding apparatus (100) further comprises a foot cup (160), the foot cup (160) being attached to a bottom surface of the table (110).

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