CN217702137U

CN217702137U - Special fixture for welding pipeline flanging

Info

Publication number: CN217702137U
Application number: CN202221289536.6U
Authority: CN
Inventors: 曹磊; 赵颖
Original assignee: Shandong Luhe Engineering Technology Co ltd
Current assignee: Shandong Luhe Engineering Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-01
Anticipated expiration: 2032-05-26

Abstract

The utility model relates to the technical field of pipeline welding, in particular to a special fixture for pipeline flanging welding, which comprises a support mechanism and two groups of clamping mechanisms, wherein the bottom end of each clamping mechanism is connected with the support mechanism, and the middle part of each clamping mechanism is connected with a pipeline body; one end of the lower mounting seat is hinged with one end of the upper mounting seat through a hinge, a mounting cavity is formed in the lower mounting seat, and the mounting cavity is connected with a bearing mechanism in a sliding mode; the connecting rod is established in the inside of installation cavity, and both ends all are connected with the slide about the connecting rod, and the top of slide extends to the outside of mount pad down to the lateral wall of slide is connected with the slider, and the slider passes through mount pad under the bolted connection, and the slide is connected to electric telescopic handle's bottom, and electric telescopic handle's output is connected to the bottom of articulated seat, and articulated the connecting of bottom middle part of grip slipper is articulated. The utility model discloses convenient to use can adjust according to the diameter of pipeline, and application scope is wider, improves welding efficiency.

Description

Special fixture for welding pipeline flanging

Technical Field

The utility model relates to a pipeline welding technology field specifically is and a pipeline turn-ups welding special fixture.

Background

At present, in order to facilitate the connection of pipelines, a pipeline flanging machine is required to be used for operation, and the machined pipeline flanging needs to be welded for the combined connection.

Chinese patent with the publication number CN214080057U discloses a special fixture for welding a pipeline flanging, which drives a fixture cover plate to move upwards through a cylinder, and then drives a material ejecting block to rotate by a servo motor, so that the material ejecting block runs through a material ejecting groove while rotating 180 degrees, a welded pipeline main body is conveniently ejected upwards, an operator is conveniently lifted by two ends of the pipeline main body, a workpiece taking effect of the welded pipeline main body is achieved, and the labor intensity of workers is reduced.

However, the above-mentioned known solutions have the following disadvantages: the clamp cover plate and the bearing seat are arranged to clamp the pipeline with a specific diameter, certain limitation is achieved, the application range is narrow, although the half-moon bearing is arranged to enable the pipeline to rotate, the adjustment of the flanging welding surface of the pipeline is convenient to adjust, the pipeline is required to be supported by other workers to be limited, and otherwise, the pipeline is rotated due to external force in the welding process to interfere with the welding work, so that the welding efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides a pipeline turn-ups welding special fixture.

The technical scheme of the utility model: a special clamp for pipeline flanging welding comprises two groups of supporting mechanisms and clamping mechanisms, wherein the bottom ends of the clamping mechanisms are connected with the supporting mechanisms, and the middle parts of the clamping mechanisms are connected with a pipeline body;

the clamping mechanism comprises a lower mounting seat and an upper mounting seat, one end of the lower mounting seat is hinged with one end of the upper mounting seat through a hinge, the other end of the lower mounting seat is connected with the other end of the upper mounting seat through a fastening screw, the lower mounting seat and the upper mounting seat are consistent in structure, a mounting cavity is formed in the lower mounting seat, and the mounting cavity is connected with the bearing mechanism in a sliding manner;

bear the mechanism and include the connecting rod, electric telescopic handle, articulated seat and grip slipper, the inside at the installation cavity is established to the connecting rod, both ends all are connected with the slide about the connecting rod, slide sliding connection installation cavity, the top of slide extends to the outside of mount slipper down, and the lateral wall of slide is connected with the slider, the slider passes through mount slipper under the bolted connection, the slide is connected to electric telescopic handle's bottom, electric telescopic handle's output is connected to the bottom of articulated seat, articulated the connection articulated seat in bottom middle part of grip slipper.

Preferably, the supporting mechanism includes the base, servo motor, the screw rod and remove the seat, servo motor connects the lateral wall of base, servo motor is connected in the one end transmission of screw rod, the other end of screw rod extends to the inside of base and rotates another lateral wall of connecting the base through the bearing, be provided with screw thread portion an and screw thread portion b on the screw rod, screw thread portion an and screw thread portion b symmetric distribution and screw thread opposite direction, equal thread sleeve has the removal seat on screw thread portion an and the screw thread portion b, the equal sliding connection base's in bottom of two sets of removal seats bottom, the top of two sets of removal seats all extends to the outside of base and is connected with the bottom of mount pad down.

Preferably, the bottom of base has seted up spacing spout, spacing spout and removal seat sliding connection.

Preferably, the inner part of the mounting cavity is connected with an arc-shaped rod, and the arc-shaped rod is movably sleeved with the sliding seat.

Preferably, the second installation cavity is formed in the upper installation seat, and the second installation cavity is connected with the abutting mechanism in a sliding mode.

Preferably, be equipped with two sets of electric telescopic handle, grip slipper among the bearing mechanism, two sets of grip slipper all with the lower extreme looks butt of pipeline body.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: the utility model has wider application range, and through the arrangement of the supporting mechanism, two groups of clamping mechanisms which clamp the pipeline bodies can be quickly aligned, and then the two groups of pipeline bodies can be quickly aligned to weld the turnups, thereby saving physical power and improving working efficiency; through the arrangement of the bearing mechanism and the abutting mechanism, the diameter of the pipeline body can be adjusted, and then each group of electric telescopic rods in the bearing mechanism and the abutting mechanism drive the corresponding clamping seat to clamp the pipeline body, so that the application range is wide; through rotating the pipeline body by the centre gripping for bearing mechanism and butt mechanism and taking place to rotate along respective corresponding arc pole, when the welding position rotated and adjusted suitable position, it is connected with the slot that corresponds on the mount pad down to bear the weight of slider in the mechanism through the bolt, and then avoids the pipeline body to continue to take place to rotate, can weld the turn-ups junction, convenient operation avoids pipeline body because exogenic action takes place to rotate interference welding work in welding process, improves welding efficiency.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the supporting mechanism of the present invention;

FIG. 3 is a schematic structural view of the clamping mechanism of the present invention;

fig. 4 is a schematic view of the connection mode between the clamping mechanism and the carrying mechanism of the present invention.

Reference numerals are as follows: 1. a base; 101. a servo motor; 102. a screw; 103. a movable seat; 2. a lower mounting seat; 201. an arcuate bar; 3. an upper mounting seat; 4. a pipe body; 5. a carrying mechanism; 501. a connecting rod; 502. a slide base; 503. a slider; 504. an electric telescopic rod; 505. a hinged seat; 506. a clamping seat; 6. an abutting mechanism; 7. and (4) bolts.

Detailed Description

Example one

As shown in fig. 1 and 3, the special fixture for welding the pipeline flanging provided by the utility model comprises a support mechanism and two groups of clamping mechanisms, wherein the bottom end of each clamping mechanism is connected with the support mechanism, and the middle part of each clamping mechanism is connected with a pipeline body 4;

the clamping mechanism comprises a lower mounting seat 2 and an upper mounting seat 3, one end of the lower mounting seat 2 is hinged with one end of the upper mounting seat 3 through a hinge, the other end of the lower mounting seat 2 is connected with the other end of the upper mounting seat 3 through a fastening screw, the lower mounting seat 2 and the upper mounting seat 3 are consistent in structure, a mounting cavity is formed in the lower mounting seat 2, and the mounting cavity is connected with a bearing mechanism 5 in a sliding mode;

further, a second mounting cavity is formed in the upper mounting base 3, and the second mounting cavity is connected with the abutting mechanism 6 in a sliding mode; the abutting mechanism 6 and the bearing mechanism 5 have the same structure; the output end of the abutting mechanism 6 abuts against the upper end of the pipeline body 4;

as shown in fig. 3 and 4, the bearing mechanism 5 includes a connecting rod 501, an electric telescopic rod 504, an articulated seat 505 and a clamping seat 506, the connecting rod 501 is arranged in the installation cavity, the left end and the right end of the connecting rod 501 are connected with a sliding seat 502, the sliding seat 502 is connected with the installation cavity in a sliding manner, the top end of the sliding seat 502 extends to the outside of the lower installation seat 2, the side wall of the sliding seat 502 is connected with a sliding block 503, the sliding block 503 is connected with the lower installation seat 2 through a bolt 7, the sliding seat 502 is connected with the bottom end of the electric telescopic rod 504, the bottom end of the articulated seat 505 is connected with the output end of the electric telescopic rod 504, and the bottom end of the clamping seat 506 is hinged with the articulated seat 505.

Further, an arc rod 201 is connected inside the installation cavity, and the arc rod 201 is movably sleeved with the sliding seat 502; the bearing mechanism 5 is provided with two groups of electric telescopic rods 504 and clamping seats 506, and the two groups of clamping seats 506 are abutted with the lower end of the pipeline body 4; the inner wall of the lower mounting seat 2 is provided with slots, the bolts 7 are connected with the slots, and the slots are provided with a plurality of groups.

In this embodiment, the position of the bearing mechanism 5 in the installation cavity is adjusted, the bearing mechanism 5 is slid to a suitable position, and is inserted into the corresponding slot on the lower installation seat 2 through the bolt 7, so as to limit the position of the bearing mechanism 5 and avoid slipping, the two groups of corresponding clamping seats 506 are driven to approach each other through the extension of the output ends of the two groups of electric telescopic rods 504 in the bearing mechanism 5, the pipeline body 4 is placed on the two groups of clamping seats 506, the worker pushes the pipeline body 4 in the two groups of clamping mechanisms and makes the flanges thereon approach each other, then the upper installation seat 3 is fixedly connected with the lower installation seat 2 through the fastening screws, the controller starts the abutting mechanism 6 in the upper installation seat 3 in the two groups of clamping mechanisms, the output ends of the two groups of electric telescopic rods 504 in the abutting mechanism 6 extend to drive the clamping seats 506 to move towards the upper end of the outer wall of the pipeline body 4, until the pipe body 4 is clamped by matching with two groups of clamping seats 506 at the lower end of the outer wall of the pipe body 4, the clamping stability is improved, the clamping seats 506 are arranged to be adjusted according to the diameter of the pipe body 4, the bearing mechanism 5 and the abutting mechanism 6 are arranged to be convenient for the corresponding electric telescopic rod 504 and the clamping seat 506 to quickly clamp the pipe bodies 4 with different diameters, the application range is wide, when the flanged joints of the two groups of pipe bodies 4 are welded, the bolt 7 is taken down, a worker rotates the clamped pipe body 4 to enable the bearing mechanism 5 and the abutting mechanism 6 to rotate along the corresponding arc-shaped rods 201, when the welding position is adjusted to a proper position by rotation, the slide block 503 in the bearing mechanism 5 is connected with the corresponding slot on the lower mounting seat 2 through the bolt 7, and the position of the bearing mechanism 5 can be limited, and then avoid pipeline body 4 to continue to take place to rotate, can weld the turn-ups junction, convenient operation avoids pipeline body 4 to take place to rotate because exogenic action and disturb welding work in welding process, improves welding efficiency.

Example two

As shown in fig. 1 and fig. 2, the utility model provides a special fixture for pipeline flanging welding, compare in embodiment one, the supporting mechanism includes base 1, servo motor 101, screw rod 102 and removal seat 103, servo motor 101 connects the lateral wall of base 1, servo motor 101 is connected in the one end transmission of screw rod 102, the other end of screw rod 102 extends to the inside of base 1 and rotates another lateral wall of connecting base 1 through the bearing, be provided with screw thread portion an and screw thread portion b on the screw rod 102, screw thread portion a and screw thread portion b symmetric distribution and screw thread opposite direction, equal screw thread has cup jointed removal seat 103 on screw thread portion a and the screw thread portion b, the equal sliding connection base 1's in bottom of two sets of removal seats 103 bottom, the top of two sets of removal seats 103 all extends to the outside of base 1 and is connected with the bottom of mount pad 2 down.

Further, the bottom end of the base 1 is provided with a limiting sliding chute, and the limiting sliding chute is connected with the movable seat 103 in a sliding manner.

In this embodiment, start servo motor 101 through the controller, servo motor 101 drives screw rod 102 and rotates, and two sets of removal seats 103 slide steadily and be close to each other along base 1's bottom on the screw rod 102, and two sets of fixture that drive the centre gripping has pipeline body 4 are close to each other, and then the turn-ups of two sets of pipeline bodies 4 of being convenient for align fast, avoid artifical adjustment to consume a large amount of physical power, reduce the error, improve work efficiency.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims

1. The special fixture for pipeline flanging welding is characterized by comprising two groups of supporting mechanisms and two groups of clamping mechanisms, wherein the bottom ends of the clamping mechanisms are connected with the supporting mechanisms, and the middle parts of the clamping mechanisms are connected with a pipeline body (4);

the clamping mechanism comprises a lower mounting seat (2) and an upper mounting seat (3), one end of the lower mounting seat (2) is hinged with one end of the upper mounting seat (3) through a hinge, the other end of the lower mounting seat (2) is connected with the other end of the upper mounting seat (3) through a fastening screw, the lower mounting seat (2) and the upper mounting seat (3) are consistent in structure, a mounting cavity is formed in the lower mounting seat (2), and the mounting cavity is connected with a bearing mechanism (5) in a sliding mode;

bearing mechanism (5) including connecting rod (501), electric telescopic handle (504), articulated seat (505) and grip slipper (506), the inside at the installation cavity is established in connecting rod (501), both ends all are connected with slide (502) about connecting rod (501), slide (502) sliding connection installation cavity, the top of slide (502) extends to the outside of lower mount slipper (2), and the lateral wall of slide (502) is connected with slider (503), mount slipper (2) are connected down through bolt (7) in slider (503), slide (502) are connected to the bottom of electric telescopic handle (504), the output of electric telescopic handle (504) is connected to the bottom of articulated seat (505), articulated seat (505) of connecting in the middle part of the bottom of grip slipper (506).

2. The special fixture for welding the flanged pipeline according to claim 1, wherein the supporting mechanism comprises a base (1), a servo motor (101), a screw (102) and a movable seat (103), the servo motor (101) is connected with the side wall of the base (1), one end of the screw (102) is in transmission connection with the servo motor (101), the other end of the screw (102) extends into the base (1) and is connected with the other side wall of the base (1) in a rotating manner through a bearing, a threaded portion a and a threaded portion b are arranged on the screw (102), the threaded portion a and the threaded portion b are symmetrically distributed and are opposite in thread direction, the movable seat (103) is in threaded sleeve connection with the threaded portion a and the threaded portion b, the bottom ends of the two groups of movable seats (103) are in sliding connection with the bottom end of the base (1), and the top ends of the two groups of movable seats (103) extend to the outside of the base (1) and are connected with the bottom end of the lower mounting seat (2).

3. The special fixture for pipeline flanging and welding according to claim 2, wherein a limiting sliding groove is formed at the bottom end of the base (1), and the limiting sliding groove is connected with the movable seat (103) in a sliding manner.

4. The special fixture for pipeline flanging welding according to claim 1, wherein an arc-shaped rod (201) is connected to the inside of the installation cavity, and the arc-shaped rod (201) is movably sleeved with the sliding base (502).

5. The special fixture for pipeline flanging and welding according to claim 1, wherein a second mounting cavity is formed in the upper mounting seat (3), and the second mounting cavity is connected with the abutting mechanism (6) in a sliding manner.

6. The special fixture for pipeline flanging and welding according to claim 1, wherein two groups of electric telescopic rods (504) and clamping seats (506) are arranged in the bearing mechanism (5), and the two groups of clamping seats (506) are abutted to the lower end of the pipeline body (4).

7. The special fixture for pipeline flanging welding according to claim 5, wherein the abutting mechanism (6) is consistent with the structure of the bearing mechanism (5); the output end of the abutting mechanism (6) is abutted with the upper end of the pipeline body (4).

8. The special fixture for pipeline flanging welding according to claim 1, wherein the inner wall of the lower mounting seat (2) is provided with slots, the bolts (7) are connected with the slots, and the slots are provided with a plurality of groups.