CN213410992U - Welding fixture for pipeline and flange - Google Patents
Welding fixture for pipeline and flange Download PDFInfo
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- CN213410992U CN213410992U CN202022319114.6U CN202022319114U CN213410992U CN 213410992 U CN213410992 U CN 213410992U CN 202022319114 U CN202022319114 U CN 202022319114U CN 213410992 U CN213410992 U CN 213410992U
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Abstract
The utility model relates to a welding fixture for a pipeline and a flange, which belongs to the field of ship processing equipment and comprises a reference plate, a movable clamping plate and a base; the base is fixedly connected with the reference plate, the movable clamping plate is positioned on one side of the reference plate and is parallel to the reference plate, and the movable clamping plate is in sliding fit with the base; a clamping gap used for clamping the flange and the pipeline is formed between the movable clamping plate and the reference plate. The movable clamping plate and the reference plate achieve the purpose of clamping the pipeline and the flange and achieve the purpose of automatic centering of the pipeline and the flange, and the movable clamping plate is very simple, convenient, rapid and labor-saving to use.
Description
Technical Field
The utility model relates to a boats and ships processing equipment field, concretely relates to welding jig of pipeline and flange.
Background
In the welding machine processing of ships, a flange needs to be welded on a plurality of pipelines (such as hydraulic pipelines), so that the purposes of connection between the pipelines and the like are achieved. In the prior art of welding processing, two constructors basically carry out welding processing together, wherein one constructor carries a pipeline with one hand and carries a flange with the other hand to splice and align the pipeline and the flange, and the other constructor carries a welding gun and the other eye shield and then operates the welding gun to align the splicing seam for welding. Like this, the process of one welding process needs two constructors to weld, has increased the cost of labor, and when two constructors cooperation is not skilled enough, the product quality after the welding will be unsatisfactory again, and then leads to because rework and increased man-hour.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a welding jig of pipeline and flange through the purpose of realizing pressing from both sides tight pipeline and flange at movable clamp plate and benchmark board, and realizes the purpose of pipeline and flange automatic centering, uses very portably, swiftly and laborsaving.
The technical scheme of the utility model is realized like this:
the utility model provides a welding fixture for a pipeline and a flange, which comprises a reference plate, a movable clamping plate and a base; the base is fixedly connected with the reference plate, the movable clamping plate is positioned on one side of the reference plate and is parallel to the reference plate, and the movable clamping plate is in sliding fit with the base; and a clamping gap for clamping the flange and the pipeline is formed between the movable clamping plate and the reference plate.
The utility model discloses preferred technical scheme lies in, still includes pneumatic cylinder, movable clamp plate is fixed on pneumatic cylinder's the piston rod.
The utility model has the preferable technical proposal that a supporting limit groove is arranged on the base; the supporting limiting groove is matched with the movable clamping plate, and the movable clamping plate is in sliding fit with the inside of the supporting limiting groove.
The utility model discloses preferred technical scheme lies in, the inside wall and the tank bottom that support the spacing groove all are equipped with the wearing layer.
The utility model has the preferable technical proposal that the base is provided with an upper reference surface and a flange reference surface, and the flange reference surface is vertically connected with the upper reference surface; the datum plate is fixed on the upper datum plane, and the datum plate and the movable clamping plate are located on one side close to the flange datum plane.
The utility model discloses preferred technical scheme lies in, the benchmark board includes PMKD and solid fixed splint, gu the fixed splint vertical fixation is in PMKD is last, gu the fixed splint with movable splint parallels.
The utility model discloses preferred technical scheme lies in, the solid fixed splint with all be equipped with the buffer layer on the relative inside wall of movable clamp plate.
The utility model discloses preferred technical scheme lies in, PMKD passes through welding mode or bolted connection mode to be fixed go up on the reference surface.
The utility model discloses preferred technical scheme lies in, still includes the pneumatic valve, the pneumatic valve with the controller electricity of pneumatic cylinder is connected, the pneumatic valve is connected with the starting switch electricity.
The utility model has the advantages that:
1. the purpose of clamping and centering the flange and the pipeline is achieved through the reference plate, the movable clamping plate and the base, the operation that one of the operators is connected and centered in the existing welding process is replaced, the purpose that one operator completes the whole welding process is achieved, the labor cost is reduced, the clamp is simple and fast to clamp and center the flange and the pipeline, and the working efficiency is improved.
2. The movable clamping plate is driven by the pneumatic cylinder to slide, so that an operator can clamp the flange and the pipeline conveniently, and the clamping efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a top plan assembly view of a pipe and flange welding fixture according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a welding jig for a pipeline and a flange according to an embodiment of the present disclosure.
The reference numerals in the figures are explained below:
1. a reference plate; 11. fixing the bottom plate; 12. fixing the clamping plate; 2. a movable splint; 3. a base; 31. supporting the limiting groove; 32. an upper reference surface; 33. a flange datum plane; 4. a flange; 5. a pipeline; 6. a wear layer; 7. a pneumatic cylinder; 71. a piston rod; 8. a pneumatic valve; 81. starting a switch; 9. a buffer layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 and fig. 2 show a specific embodiment of a welding jig for a pipeline and a flange according to the present invention, which includes a reference plate 1, a movable clamp plate 2 and a base 3; the base plate 1 is fixedly connected to the base 3, the movable clamping plate 2 is positioned on one side of the base plate 1 and is parallel to the base plate 1, and the movable clamping plate 2 is in sliding fit with the base 3; a gap for clamping the flange 4 and the pipeline 5 is formed between the movable clamping plate 2 and the reference plate 1.
Specifically, this application carries out the diameter of one section that links up to the external diameter of pipeline 5 and flange 4 and equals to design, and the one end that links up with pipeline 5 with flange 4 preparation and pipeline 5 dock to placing in the crack that forms between movable clamp plate 2 and benchmark board 1 to make flange 4 and pipeline 5 paste tightly on benchmark board 2 on one side, paste tightly on base 3 on one side, further, the one section of the great diameter of flange 4 is located the base 3 outside, and pastes tightly on the lateral wall of base 3. Then, when an operator operates the movable clamp plate 2 to slide and clamp the section of the flange 4 connected with the pipeline 5, because the diameter of the section connected with the pipeline 5 is equal to the outer diameter of the pipeline 5, the movable clamp plate 2 clamps the pipeline 5 at the same time, the purpose of clamping the flange 4 and the pipeline 5 at the same time through the movable clamp plate 2 and the reference plate 1 is realized, in addition, because the two symmetrical sides of the flange 4 and the two symmetrical sides of the pipeline 5 are both tightly attached to the movable clamp plate 2 and the reference plate 1, the bottom edge of the flange 4 and the bottom edge of the pipeline 5 are both tightly attached to the base 3, in this way, the center line of the flange 4 is coincident with the center line of the pipeline 5, the purpose of centering through the reference plate 1, the movable clamp plate 2 and the base 3 is realized, the accuracy of centering of the flange 4 and the pipeline 5 is higher than the accuracy of manual visual inspection, and finally, the operator, use welder and eye shield can realize carrying out the welded purpose with flange 4 and pipeline 5, and whole process only needs an operating personnel to only need operate, has reduced the cost of labor, and because flange 4 presss from both sides the easy operation swift of pressing from both sides tight centering with pipeline 5 to the efficiency of work has been improved.
As shown in fig. 1 and 2, the welding jig for the pipeline and the flange further comprises a pneumatic cylinder 7 and a pneumatic valve 8, wherein the pneumatic valve 8 is electrically connected with the pneumatic cylinder 7, and the pneumatic valve is electrically connected with a controller of the pneumatic cylinder; the movable clamping plate 2 is fixed on a piston rod 71 of the pneumatic cylinder 7.
Specifically, the pneumatic cylinder 7 is preferably used to slide the movable clamping plate 2, and the operator can start the pneumatic cylinder 7 to push the piston rod 71 by pressing the start switch 81, so as to drive the movable clamping plate 2 to slide towards the reference plate 1, thereby achieving the purpose that the flange 4 and the pipeline 5 are clamped between the movable clamping plate 2 and the reference plate 1. And drive movable clamp plate 2 through pneumatic cylinder 7, the operating personnel of being convenient for presss from both sides tightly flange and pipeline, simultaneously, has improved the efficiency of pressing from both sides tightly, and further, pneumatic cylinder 7 in this application can be replaced by pneumatic cylinder, electric jar, motor etc..
As shown in fig. 1 and 2, a supporting and limiting groove 31 is formed on the base 3; the supporting limit groove 31 is matched with the movable clamping plate 2, and the movable clamping plate 2 is in sliding fit in the supporting limit groove 31.
Specifically, one end of the support limiting groove 31 is flush with the end surface of the reference plate 1, the other end of the support limiting groove 31 is flush with the cylinder end of the pneumatic cylinder 7, and the groove width of the support limiting groove 31 is equal to the width of the movable clamping plate 2, preferably, the maximum pushing distance of the piston rod 71 of the pneumatic cylinder 7 is such that the movable clamping plate 2 is in contact with the reference plate 1. Then pneumatic cylinder 7 promotes movable clamp plate 2 and makes a round trip to slide in supporting spacing groove 31, has avoided the vibrations that pneumatic cylinder 7 self telescopic piston rod produced to make movable clamp plate 2 vibrations and lead to the smooth and easy problem of movable clamp plate 2 motion, has further improved the stability that this anchor clamps used.
As shown in fig. 2, the inner side wall and the bottom of the supporting and limiting groove 1 are both provided with a wear-resistant layer 6, so that the wear of the movable clamping plate 2 and the supporting and limiting groove 31 caused by long-term use is reduced.
As shown in fig. 2, the base 3 is provided with an upper reference surface 32 and a flange reference surface 33, and the flange reference surface 33 is perpendicularly connected to the upper reference surface 32; the reference plate 1 is fixed on the upper reference surface 32, and the reference plate 1 and the movable clamping plate 2 are both positioned on one side close to the flange reference surface 33.
Specifically, the section with the larger diameter of the flange 4 is located on the outer side of the base 3, the top surface of the section with the larger diameter of the flange 4 is attached to the flange reference surface 33, because the flange reference surface 33 is perpendicular to the upper reference surface 32, the center line of the flange 4 is parallel to the upper reference surface 32, further, the section where the flange 4 is connected with the pipeline 5 and the pipeline 5 are both in contact with the upper reference surface 32, and the diameter of the section where the flange 4 is connected with the pipeline 5 is equal to the outer diameter of the pipeline 5, so that the center line of the flange 4 is coincident with the center line of the pipeline 5, and the purpose of centering the flange 4 and the pipeline 5 is also achieved.
As shown in fig. 2, the reference plate 1 includes a fixed base plate 11 and a fixed clamp plate 12, the fixed clamp plate 12 is vertically fixed on the fixed base plate 11, and the fixed clamp plate 12 is parallel to the movable clamp plate 2.
In particular, the inner side wall of the fixed jaw 12 opposite to the movable jaw 2 forms a nip for clamping the flange 4 and the pipe 5, preferably, the fixed jaw 12 is located on the side of the nip flush with the fixed base plate 11 on the side of the nip.
As shown in fig. 1 and 2, the fixed splint 12 and the movable splint 2 are provided with a buffer layer 9 on the inner side wall. Through buffer layer 9, avoided because activity splint 2 slides too fast, produce and strike the collision and lead to flange 4 and pipeline 5 to warp the damage, or because the clamp force of activity splint 2 and fixed splint 12 is too big, and lead to flange 4 and pipeline 5 to warp the problem of damaging and take place.
As shown in fig. 2, the fixed base plate 11 is fixed to the upper reference surface 32 by welding or bolting.
Synthesize above-mentioned welding jig of pipeline and flange's beneficial effect lies in:
1. the purpose of clamping and centering the flange and the pipeline is achieved through the reference plate, the movable clamping plate and the base, the operation that one of the operators is connected and centered in the existing welding process is replaced, the purpose that one operator completes the whole welding process is achieved, the labor cost is reduced, the clamp is simple and fast to clamp and center the flange and the pipeline, and the working efficiency is improved.
2. The movable clamping plate is driven by the pneumatic cylinder to slide, so that an operator can clamp the flange and the pipeline conveniently, and the clamping efficiency is improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And any obvious modifications, equivalents, improvements and the like which are obvious from this disclosure are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a welding jig of pipeline and flange which characterized in that includes:
a reference plate (1), a movable clamping plate (2) and a base (3);
the base plate (1) is fixedly connected to the base (3), the movable clamping plate (2) is positioned on one side of the base plate (1) and is parallel to the base plate (1), and the movable clamping plate (2) is in sliding fit with the base (3);
a crack used for clamping the flange (4) and the pipeline (5) is formed between the movable clamping plate (2) and the reference plate (1).
2. The welding jig of claim 1, wherein:
the clamping device is characterized by further comprising a pneumatic cylinder (7), wherein the movable clamping plate (2) is fixed on a piston rod (71) of the pneumatic cylinder (7).
3. The welding jig of a pipeline and a flange of claim 2, characterized in that:
a supporting and limiting groove (31) is formed in the base (3);
support spacing groove (31) with activity splint (2) looks adaptation, activity splint (2) sliding fit is in support the inside of spacing groove (31).
4. A pipe and flange welding jig according to claim 3, characterized in that:
and the inner side wall and the groove bottom of the supporting limiting groove (31) are both provided with a wear-resistant layer (6).
5. The welding jig of claim 1, wherein:
the base (3) is provided with an upper reference surface (32) and a flange reference surface (33), and the flange reference surface (33) is vertically connected with the upper reference surface (32);
the datum plate (1) is fixed on the upper datum plane (32), and the datum plate (1) and the movable clamping plate (2) are located on one side close to the flange datum plane (33).
6. A pipe and flange welding jig according to claim 5, characterized in that:
the datum plate (1) comprises a fixed bottom plate (11) and a fixed clamping plate (12), the fixed clamping plate (12) is vertically fixed on the fixed bottom plate (11), and the fixed clamping plate (12) is parallel to the movable clamping plate (2).
7. The welding jig of claim 6, wherein:
the fixed clamping plate (12) and the inner side wall opposite to the movable clamping plate (2) are provided with buffer layers (9).
8. The welding jig of claim 6, wherein:
the fixed bottom plate (11) is fixed on the upper reference surface (32) in a welding mode or a bolt connection mode.
9. The welding jig of a pipeline and a flange of claim 2, characterized in that:
the pneumatic valve (8) is further included, the pneumatic valve (8) is electrically connected with a controller of the pneumatic cylinder (7), and the pneumatic valve (8) is electrically connected with a starting switch (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022319114.6U CN213410992U (en) | 2020-10-16 | 2020-10-16 | Welding fixture for pipeline and flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022319114.6U CN213410992U (en) | 2020-10-16 | 2020-10-16 | Welding fixture for pipeline and flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213410992U true CN213410992U (en) | 2021-06-11 |
Family
ID=76268896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022319114.6U Active CN213410992U (en) | 2020-10-16 | 2020-10-16 | Welding fixture for pipeline and flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213410992U (en) |
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2020
- 2020-10-16 CN CN202022319114.6U patent/CN213410992U/en active Active
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