CN211277218U - Welding tool for flange and pipeline - Google Patents
Welding tool for flange and pipeline Download PDFInfo
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- CN211277218U CN211277218U CN201921561399.5U CN201921561399U CN211277218U CN 211277218 U CN211277218 U CN 211277218U CN 201921561399 U CN201921561399 U CN 201921561399U CN 211277218 U CN211277218 U CN 211277218U
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Abstract
The utility model relates to a welding tool, in particular to a welding tool for a flange and a pipeline, which comprises a welding platform, a lifting mechanism and at least two groups of pipeline clamping devices; the lifting mechanism is arranged on one side of the welding platform, a flange clamping and positioning mechanism is arranged on the lifting mechanism, and one side, facing the welding platform, of the flange clamping and positioning mechanism is used for clamping and fixing a flange to be welded; the pipeline clamping device is used for clamping a pipeline to be welded, so that the pipeline is perpendicular to the flange, and the axis of the pipeline coincides with the axis of the flange. The welding tool solves the problems that when the flange and the pipeline are welded in the current production of enterprises such as petrochemical industry and the like, the flange and the pipeline are not accurately assembled and positioned, and the perpendicularity of the welded flange and the welded pipeline is poor, can effectively ensure the perpendicularity of the welded flange and the welded pipeline, ensures the reliability, accuracy and stability of the welded flange and the welded pipeline, and improves the welding quality.
Description
Technical Field
The utility model relates to a welding frock, concretely relates to welding frock of flange and pipeline.
Background
At present, in the production of enterprises such as petrochemical industry, flange and pipe connection are often used, and flange and pipe connection are almost all welded. However, the flange and the pipeline are carried out on a welding tool platform, and during welding, the assembly positioning of the flange and the pipeline is easy to deviate, so that the verticality of the flange and the pipeline cannot be ensured, the reliability and the stability are poor, and the welding quality is difficult to ensure; in addition, the existing flange and pipeline welding tool platform is poor in universality, generally, positioning is performed on flanges and pipelines of a single model or a plurality of models, applicability is poor, and multiple tools are needed if multiple different flanges and pipelines are to be welded, so that cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a welding frock of flange and pipeline, when solving flange and pipe welding in the enterprise's production such as current petrochemical, flange and the poor problem of straightness that hangs down after both welds of pipeline assembly location inaccuracy, flange.
In order to achieve the above object, the utility model adopts the following technical scheme:
a flange and pipeline welding tool comprises a welding platform, a lifting mechanism arranged on one side of the welding platform, and at least two groups of pipeline clamping devices arranged on the welding platform; the lifting mechanism is arranged on one side of the welding platform, a flange clamping and positioning mechanism is arranged on the lifting mechanism, the flange clamping and positioning mechanism can move in a direction vertical to the welding platform under the driving of the lifting mechanism, and one side, facing the welding platform, of the flange clamping and positioning mechanism is used for clamping and fixing a flange to be welded; the pipeline clamping device is used for clamping a pipeline to be welded, so that the pipeline is perpendicular to the flange, and the axis of the pipeline coincides with the axis of the flange.
Specifically, the lifting mechanism comprises a sliding block, a sliding seat, a sliding rod, a screw rod and a flange rotating disk, wherein the sliding seat is fixed on the welding platform, and one side of the sliding seat, which faces the pipeline clamping device, is groove-shaped; the screw rod penetrates through the sliding seat from top to bottom, the sliding block is arranged on the screw rod and is positioned in a groove of the sliding seat, and the flange rotating disc is fixed at the upper end of the screw rod; the screw rod and the sliding block are provided with mutually matched threads, and the flange clamping and positioning mechanism is fixed on the sliding block; the slide bar has two at least and all is on a parallel with the lead screw, and the slide bar runs through the slider, and the slide bar both ends are fixed on the slide.
As a preferred scheme, the side of the welding platform is provided with a mounting groove with an opening at the upper part, the sliding seat is in a U-shaped groove shape with an opening facing the pipeline clamping device, and one side of the sliding seat, which is far away from the opening of the sliding seat, is fixed on the wall of the mounting groove.
More specifically, the flange clamping and positioning mechanism comprises a flange plate, a positioning support seat and a positioning chute plate; the flange plates are fixed on the sliding blocks, and at least two positioning supporting seats are uniformly arranged on the edges of the flange plates; the positioning slide groove plates correspond to the positioning supporting seats one to one, one end of each positioning slide groove plate is detachably fixed on the corresponding positioning supporting seat, and the other end of each positioning slide groove plate is suspended on the side face of the corresponding flange plate, so that a clamping cavity for clamping the flange is formed among the flange plates, the positioning supporting seats and the positioning slide groove plates.
Furthermore, flange centre gripping positioning mechanism still includes flange positioning bolt, location spout board one end and location supporting seat bolted connection, flange positioning bolt sets up promptly and hangs the location spout board in the flange board side.
Furthermore, each group of pipeline clamping devices comprises two pipeline clamping mechanisms which are symmetrically arranged, each pipeline clamping mechanism comprises a screw rod seat fixed on the welding platform, a screw rod assembled on the screw rod seat, a positioning sliding block arranged at one end of the screw rod and used for clamping a pipeline, and a pipeline rotating disk arranged at the other end of the screw rod.
Compared with the prior art, the utility model discloses following beneficial effect has:
the flange clamping and positioning mechanism clamps and positions the flange, and the flange can be kept in a state of being vertical to a welding platform (the platform is usually horizontally arranged), and then the position of the flange is adjusted up and down through the lifting mechanism, so that the axis of the flange can be in the same horizontal plane with the axis of a pipeline to be welded; then the pipeline to be welded placed on the welding platform is clamped through the pipeline clamping and positioning device, and the position of the pipeline is adjusted to enable the axis of the pipeline to coincide with the axis of the flange. Therefore, the perpendicularity of the welded flange and the welded pipeline can be guaranteed, the reliability, accuracy and stability of the welded flange are guaranteed, and the welding quality is improved.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic view of the structure of the screw slider of the present invention;
fig. 4 is a right side view of the flange clamping and positioning mechanism of the present invention.
Wherein, the names corresponding to the reference numbers are:
in the figure: 1-a slide block; 2, a sliding seat; 3, a sliding rod; 4-a screw rod; 5, rotating the flange; 6, a flange plate; 7, a flange; 8, positioning a supporting seat; 9, positioning a sliding groove plate; 10-flange positioning bolt; 11-a screw seat; 12-a screw; 13-pipeline rotating disc; 14, positioning a slide block; 15-a pipeline; 16-welding the platform.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
The purpose of this embodiment is in order to provide a welding frock that can improve flange and pipeline welding quality. Specifically, referring to fig. 1 and 2, the welding tool includes a welding platform 16, a lifting mechanism disposed on one side of the welding platform, a flange clamping and positioning mechanism disposed on the lifting mechanism and capable of moving up and down, and at least two sets of pipe clamping devices disposed on the welding platform.
The welding platform 16 of the present embodiment is placed on the ground with its upper surface horizontal. In order to install the lifting mechanism, an installation groove with an upper opening is formed in the left side of the welding platform 16, and the installation groove is fixedly connected with the welding platform through bolts.
The lifting mechanism is a screw rod sliding block mechanism and comprises a sliding block 1, a sliding seat 2, a sliding rod 3 and a screw rod 4. Referring to fig. 1 to 3, the sliding base 2 is U-shaped and has an opening facing to the right, and in detail, the sliding base 1 includes an upper sliding base plate, a left sliding base back plate and a lower sliding base plate which are connected in sequence, and the three parts enclose to form a U-shaped groove for accommodating the sliding block 1. The left side slide backplate of slide passes through on at least two bolts fixes the left side wall in the mounting groove. Lead screw 4 has run through last slide plate back downwardly extending to the U-shaped inslot, can decide whether run through the lower slide plate as required, and slider 2 is located the U-shaped inslot promptly and sets up on lead screw 4, lead screw 4 is equipped with the screw of mutually supporting with slider 1, and 4 upper ends of lead screw are equipped with flange rotary disk 5, can realize reciprocating of slider 1 through rotatory flange rotary disk 5. The flange clamping and positioning mechanism of the embodiment moves up and down along with the sliding block 1 by being fixed on the sliding block. For guaranteeing the straightness that hangs down of flange and pipeline, consequently slider 1 can only restrict and move on vertical, so, this embodiment does not influence the position of flange centre gripping positioning mechanism installation in lead screw 4 both sides and has set up two slide bars 3, slide bar 3 runs through behind slider 1, and both ends are fixed respectively on the sliding seat board from top to bottom, and its specific fixed mode can run through respectively and lock through the nut behind the sliding seat board from top to bottom, also can lock through the bolt, and two kinds of modes are conventional mode, do not redundantly here.
Referring to fig. 1, 2 and 4, the flange clamping and positioning mechanism is used for clamping and accurately positioning the flange and comprises a flange plate 6, a positioning support seat 8, a positioning chute plate 9 and a flange positioning bolt 10. The flange plate 6 is in a square plate shape and is perpendicular to the welding platform, the flange plate 6 is used as a back plate for fixing the flange, the left side of the flange plate is fixed on the sliding block 1, and the right side of the flange plate is attached to the flange to be welded. In order to fix the flange and enable the flange to be perpendicular to the pipeline, two positioning support seats 8 are arranged and are respectively located at the front edge and the rear edge of the right side of the flange plate 6, the positioning sliding groove plates 9 are in one-to-one correspondence with the positioning support seats 8, one ends of the positioning sliding groove plates are fixed on the positioning support seats through bolts, and the other ends of the positioning sliding groove plates extend towards the center of the flange plate and are suspended on the right side of the flange plate, so that a clamping cavity for clamping the flange 7 is formed among the flange plate, the positioning support seats and the positioning sliding groove plates. If a positioning support seat and a positioning sliding groove plate are additionally arranged at the bottom edge of the flange plate 6, the flange 7 can be directly placed in the clamping cavity, and the state of being perpendicular to the welding platform can be kept. In order to fasten the flange 7, the flange can be fixed in the clamping cavity and cannot move in the welding process, threaded holes are formed in the positioning sliding groove plate suspended on the side face of the flange plate, the flange positioning bolts 10 are arranged in the threaded holes, and the flange positioning bolts 10 can be rotated when needed to lock the flange.
The pipeline to be welded is arranged on the welding platform, the flange rotating disk 5 needs to be adjusted at the moment to enable the sliding block to move up and down, the flange is driven to move up and down, and the central axis of the flange is located on the horizontal plane where the central axis of the pipeline to be welded is located. And then adjusting the pipeline to ensure that the middle axis coincides with the central axis of the flange, so that the perpendicularity of the welded flange and the pipeline can be guaranteed. For the position of adjustment pipeline and can lock the pipeline, the pipeline clamping device of this embodiment should have the multiunit, and every group all includes the symmetry and sets up two pipeline fixture on welded platform and lie in the pipeline both sides, and every pipeline fixture all includes the screw rod seat 11 of fixing on welded platform 16, assembles screw rod 12 on the screw rod seat, sets up the location slider 14 that is used for centre gripping pipeline 15 in screw rod one end, and sets up the pipeline rotary disk 13 at the screw rod other end. The structure is very simple, the adopted parts are also commercially available, and the device is mainly matched with other devices of the embodiment to be used together so as to achieve the aim.
Through the mutual cooperation of the lifting mechanism, the flange clamping and positioning mechanism and the pipeline clamping and positioning mechanism of the embodiment, the welding of the flange and the pipeline is realized, and the verticality, the reliability and the stability of the flange and the pipeline in the process of welding the flange and the pipeline can be improved, and the verticality, the reliability and the stability of the flange and the pipeline after welding are improved. And the device has simple structure, easy operation, high working efficiency and low labor intensity. In addition, because location supporting seat and location chute board and flange board constitute the centre gripping chamber, location chute board activity disconnected flange board center extends and hangs in the flange board right side, and its length is unrestricted, consequently when the flange of the multiple different specifications of centre gripping, utilize flange positioning bolt locking flange can, strengthened the commonality of this frock from this, make it can be suitable for the flange of wider range specification model.
Claims (6)
1. A welding tool for a flange and a pipeline comprises a welding platform (16), and is characterized by also comprising a lifting mechanism arranged on one side of the welding platform and at least two groups of pipeline clamping devices arranged on the welding platform; the lifting mechanism is arranged on one side of the welding platform, a flange clamping and positioning mechanism is arranged on the lifting mechanism, the flange clamping and positioning mechanism can move in a direction vertical to the welding platform under the driving of the lifting mechanism, and one side, facing the welding platform, of the flange clamping and positioning mechanism is used for clamping and fixing a flange (7) to be welded; the pipeline clamping device is used for clamping a pipeline (15) to be welded, so that the pipeline is perpendicular to the flange (7) and the axis of the pipeline coincides with the axis of the flange.
2. The welding frock of a flange and pipeline of claim 1, characterized in that, the elevating system includes the slide block (1), the slide carriage (2), the slide bar (3), the feed screw (4) and the flange rotary disk (5), the slide carriage (2) is fixed on the welding platform, and the side of the slide carriage towards the pipeline clamping device is set as the trough shape; the screw rod (4) penetrates through the sliding seat (2) from top to bottom, the sliding block (1) is arranged on the screw rod and is positioned in a groove of the sliding seat, and the flange rotating disk (5) is fixed at the upper end of the screw rod; the screw rod (4) and the sliding block (1) are provided with threads which are matched with each other, and the flange clamping and positioning mechanism is fixed on the sliding block; the slide bars (3) are at least two and are all parallel to the screw rod, the slide bars penetrate through the slide block, and the two ends of the slide bars are fixed on the slide base (2).
3. The welding tooling for the flange and the pipeline as claimed in claim 2, wherein the welding platform (16) is provided with a mounting groove with an upper opening at the side, the sliding seat (2) is in a U-shaped groove shape with an opening facing the pipeline clamping device, and one side of the sliding seat far away from the opening of the sliding seat is fixed on the wall of the mounting groove.
4. The welding tool for the flange and the pipeline as claimed in claim 2 or 3, wherein the flange clamping and positioning mechanism comprises a flange plate (6), a positioning support seat (8) and a positioning chute plate (9); the flange plate (6) is fixed on the sliding block (1), and at least two positioning supporting seats (8) are uniformly arranged on the edge of the flange plate (6); the positioning slide groove plates (9) are in one-to-one correspondence with the positioning supporting seats (8), one ends of the positioning slide groove plates are detachably fixed on the positioning supporting seats, and the other ends of the positioning slide groove plates are suspended on the side faces of the flange plates, so that clamping cavities for clamping the flanges (7) are formed among the flange plates, the positioning supporting seats and the positioning slide groove plates.
5. The welding frock of a flange and pipeline of claim 4, characterized in that, flange centre gripping positioning mechanism still includes flange positioning bolt (10), positioning support seat (8) bolted connection is connected with one end of location spout board (9), flange positioning bolt (10) set up promptly in the positioning spout board that suspends in the flange board side.
6. The flange and pipeline welding tool according to any one of claims 1 to 3, wherein each group of pipeline clamping devices comprises two pipeline clamping mechanisms which are symmetrically arranged, each pipeline clamping mechanism comprises a screw rod seat (11) fixed on the welding platform (16), a screw rod (12) assembled on the screw rod seat, a positioning slide block (14) arranged at one end of the screw rod and used for clamping a pipeline (15), and a pipeline rotating disk (13) arranged at the other end of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921561399.5U CN211277218U (en) | 2019-09-19 | 2019-09-19 | Welding tool for flange and pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921561399.5U CN211277218U (en) | 2019-09-19 | 2019-09-19 | Welding tool for flange and pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211277218U true CN211277218U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921561399.5U Active CN211277218U (en) | 2019-09-19 | 2019-09-19 | Welding tool for flange and pipeline |
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| Country | Link |
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| CN (1) | CN211277218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427156A (en) * | 2021-06-07 | 2021-09-24 | 五冶集团上海有限公司 | Accurate installation method for three-way pipe flange |
| CN114192643A (en) * | 2021-12-10 | 2022-03-18 | 华创天元实业发展有限责任公司 | Integral type flanging flange production equipment and method |
-
2019
- 2019-09-19 CN CN201921561399.5U patent/CN211277218U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427156A (en) * | 2021-06-07 | 2021-09-24 | 五冶集团上海有限公司 | Accurate installation method for three-way pipe flange |
| CN114192643A (en) * | 2021-12-10 | 2022-03-18 | 华创天元实业发展有限责任公司 | Integral type flanging flange production equipment and method |
| CN114192643B (en) * | 2021-12-10 | 2023-09-22 | 华创天元实业发展有限责任公司 | Integral flanging flange production equipment and method |
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