CN219189188U

CN219189188U - Head pressure testing closing cap processing frock that shifts

Info

Publication number: CN219189188U
Application number: CN202222529051.6U
Authority: CN
Inventors: 李世杰; 张崇文; 陈锦荣
Original assignee: Fafu Cryogenic Equipment Suzhou Co ltd
Current assignee: Fafu Cryogenic Equipment Suzhou Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-06-16
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses a head pressure test sealing cover deflection processing tool, which belongs to the technical field of head processing and comprises a bottom plate for placing a head; the first bracket and the second bracket are arranged on the bottom plate; the cover plate is provided with a hole and hinged with the first bracket, the seal head is inserted into the hole and is fixed by a plurality of support rods extending out from the periphery of the hole, and the cover plate is in releasable locking connection with the second bracket; and the cylinder is arranged on the side, away from the cover plate, of the bottom plate and can be clamped on the positioner chuck. The fixture is suitable for the sealing heads with different sizes, realizes mechanized welding of the sealing head pressure test sealing cover, improves welding efficiency and accuracy, and reduces labor cost.

Description

Head pressure testing closing cap processing frock that shifts

Technical Field

The utility model belongs to the technical field of end socket machining, and particularly relates to an end socket pressure test end socket cover deflection machining tool.

Background

The position changing machine is special welding auxiliary equipment, is suitable for welding position changing of rotary work to obtain ideal processing position and welding speed, can be matched with equipment such as an operation machine, a welding swinging device, a welding machine and the like to form an automatic welding center, converts original manual welding into mechanical welding, and is usually used for fixing an object to be welded by a chuck, and workpieces with irregular shapes are difficult to be suitable for the position changing machine, such as a seal head.

The seal head is used for sealing the end part of the container to separate internal and external media, is usually an aluminum alloy workpiece and is provided with a cylindrical connecting pipe and a round cake-shaped seal cover, the seal cover is connected with the connecting pipe through welding, and the seal head cannot be clamped on a position changing machine for use due to the fact that the size of each part of the seal head is not fixed and the shape is irregular, and a welding seam between the connecting pipe and the seal cover is always welded manually, so that the welding efficiency is low, and the labor cost is high.

Disclosure of Invention

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a seal head pressure test seal cover deflection processing tool comprises a bottom plate for placing a seal head;

the first bracket and the second bracket are arranged on the bottom plate;

the cover plate is provided with a hole and hinged with the first bracket, the seal head is inserted into the hole and is fixed by a plurality of support rods extending out from the periphery of the hole, and the cover plate is in releasable locking connection with the second bracket;

and the cylinder is arranged on the side, away from the cover plate, of the bottom plate and can be clamped on the positioner chuck.

Specifically, the hole is a round hole.

Specifically, the supporting rod rings are distributed around the hole, and the axis extension lines of the supporting rod rings are intersected at the circle center of the round hole.

Specifically, the cover plate is provided with linear grooves corresponding to the support rods one by one, and the support rods are embedded in the linear grooves and reciprocate along the linear grooves.

Specifically, still include swivelling joint in the disc of hole week, offer on the disc with the crossing spiral groove in straight line groove, the bracing piece includes from straight line groove grafting in the guide post in spiral groove.

Specifically, the support rod further comprises a rod body and a clamping block arranged at one end of the rod body, and the surface, away from the rod body, of the clamping block is an arc-shaped surface.

Specifically, an adjusting assembly for adjusting the rotation angle of the disc relative to the cover plate is arranged between the disc and the cover plate.

Specifically, the adjusting component comprises an arc-shaped rack arranged on the disc, a linear rack meshed with the arc-shaped rack, and a bolt for screwing the linear rack on the cover plate.

Compared with the prior art, the technical scheme provided by the utility model has the following advantages:

1. the fixture is suitable for the sealing heads with different sizes, realizes mechanized welding of the sealing heads for pressure test and sealing, improves welding efficiency and accuracy, and reduces labor cost;

2. the fixture is simple in structure and easy to maintain, and the end socket is fixed by adopting the linkage structure, so that the fixture can be rapidly and simply operated no matter the fixture is clamped onto a position changing machine or the end socket with heavy weight is clamped onto the fixture, the overlong time of workpiece clamping is avoided, and the clamping efficiency is improved.

Drawings

FIG. 1 is a whole structure diagram of a head pressure test seal cover deflection processing tool in an embodiment of the utility model;

FIG. 2 is an overall structure diagram of a head pressure test seal head deflection processing tool in an embodiment of the utility model;

FIG. 3 is a diagram of a cover plate structure in an embodiment of the utility model;

FIG. 4 is a diagram of a head structure in an embodiment of the utility model;

FIG. 5 is a block diagram of a head fixing mechanism in an embodiment of the utility model;

fig. 6 is a structural view of a support bar in an embodiment of the present utility model.

The figure shows:

1. a bottom plate; 2. a cylinder; 3. a first bracket; 4. a second bracket; 5. a hinge; 6. a cover plate; 61. a plate body; 62. a round hole; 63. a linear groove; 7. the seal head fixing mechanism; 71. a disc; 711. a helical groove; 72. a support rod; 721. a rod body; 722. a guide post; 723. a clamping block; 73. an adjustment assembly; 731. an arc-shaped rack; 732. a linear rack; 733. a bar-shaped groove; 8. a seal head; 81. a seal head body; 82. a seal head connecting pipe; 83. and (5) pressure test sealing cover.

Detailed Description

For easy understanding, the following description will be given with reference to examples, which are only for illustrating the present utility model and not for limiting the scope of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions and positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 2, an end socket pressure test closing cap processing frock that shifts, including bottom plate 1, drum 2, first support 3, second support 4, hinge 5, apron 6 and end socket fixed establishment 7, the one end fixedly connected with first support 3 of bottom plate 1, the other end fixedly connected with second support 4, be provided with apron 6 between first support 3 and the second support 4, install end socket fixed establishment 7 on the apron 6, and the one end of apron 6 passes through hinge 5 and articulates first support 3, the other end passes through lock closure and connects second support 4, the lock can be released, after the lock is released, apron 6 can use hinge 5 junction as pivot rotation, fixedly connected with drum 2 on the bottom surface under bottom plate 1, drum 2 can be fixed by the three-jaw chuck centre gripping of positioner, thereby make the frock be suitable for the welding positioner.

As shown in fig. 3 to 4, the cover plate 6 includes a plate body 61, a round hole 62, a linear groove 63 and a threaded hole, the middle part of the plate body 61 is provided with the round hole 62, the cylinder 2 is coaxial with the round hole 62, four linear grooves 63 which are all directed to the center of the round hole 62 are annularly distributed on the plate body 61 around the hole of the round hole 62, the linear grooves 63 are through grooves, side walls on two sides of the linear grooves 63 are arc-shaped to form a structure with a narrow opening and a wide middle part, and the side walls of the cover plate 6 are provided with threaded holes; the bottom plate 1 is used for placing the seal head 8, and the seal head 8 comprises a seal head 8 body, a seal head connecting pipe 82 which is positioned in the middle of the seal head 8 body and is perpendicular to the seal head 8 body, and a pressure test seal cover 83 which is required to be welded at an upper port of the seal head connecting pipe 82; the seal head connecting pipe 82 passes through the round hole 62 and is fixed at the center of the round hole 62 by utilizing the seal head fixing mechanism 7, the tool in the embodiment is applicable to seal heads 8 with the width of 200-600 mm, the length of 600-2300 mm and the height of more than 220mm, and seal head 8 workpieces with irregular shapes and frequently changed sizes can also be subjected to mechanical welding of seal cover annular welding seams by utilizing a welding positioner.

As shown in fig. 5 to 6, the seal head fixing mechanism 7 includes a disc 71, a support rod 72 and an adjusting component 73, a through hole aligned with the round hole 62 is formed in the middle of the disc 71, four archimedes spiral grooves 711 are formed in the disc 71, the straight grooves 63 intersect the spiral grooves 711 in a one-to-one correspondence manner, and seal head connecting pipes 82 sequentially pass through the round hole 62 and the through hole, so that the pressure test seal cover 83 is exposed in a processing area of the welding positioner.

The support rod 72 comprises a rod body 721, a guide column 722 and a clamping block 723, wherein one end of the rod body 721 is connected with the guide column 722, the guide column 722 is mutually perpendicular to the rod body 721, the other end of the rod body 721 is connected with the clamping block 723, the surface of the clamping block 723 far away from the rod body 721 is an arc surface, wherein the rod body 721 is distributed around the round hole 62 in a surrounding mode, the axis extension lines of the rod body 721 are all intersected with the circle center of the round hole 62, the rod body 721 is positioned in the straight line groove 63 and limited by the structure of the outer width and the inner width of the straight line groove 63, the rod body 721 can slide in the straight line groove 63, the guide column 722 is inserted into the intersection of the straight line groove 63 and the spiral groove 711, after the disc 71 rotates relative to the cover plate 6, the intersection point of the straight line groove 63 and the spiral groove 711 changes, so that the guide column 722 moves, the end of the rod body 721 extends out of the round hole 62 along the straight line groove 63, the arc surface of the clamping block 723 abuts against the outer wall of the seal head 8, and the seal head 8 is fixed at the center of the round hole 62.

The adjusting component 73 comprises an arc-shaped rack 731, a linear rack 732 and a bolt, wherein the arc-shaped rack 731 is fixedly connected to the disc 71, the linear rack 732 is connected to the arc-shaped rack 731 in a meshed mode, a strip-shaped groove 733 is formed in the linear rack 732, and the bolt penetrates through the strip-shaped groove 733 in the linear rack 732 and is matched with the threaded hole; when the bolt is screwed and lifted, the linear rack 732 can slide freely, and the rotation of the disc 71 is not limited; when the bolts are screwed down, the linear racks 732 are tightly locked by the bolts, and the disc 71 is also locked due to the meshing relationship and cannot rotate, so that the relative fixation between the disc 71 and the cover plate 6 is realized.

The working flow is as follows: clamping the cylinder 2 onto a three-jaw chuck of a welding positioner; opening the cover plate 6, and placing the sealing head 8 on the bottom plate 1; closing the cover plate 6, and enabling the seal head connecting pipe 82 to pass through the round hole 62 and the through hole; locking the door lock, wherein the cover plate 6 is fixed with the second bracket 4; rotating the disc 71, wherein the disc 71 drives the four support rods 72 to move, and the four support rods 72 simultaneously move towards the center of the round hole 62 to prop against and clamp the seal head connecting pipe 82, so that the axial center of the pressure test seal cover 83 is aligned with the center of the chuck of the welding positioner; the bolts are tightened to lock the cover plate 6 and the disc 71, and the relative positions of the two are fixed.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments may be modified or some or all of the technical features may be replaced with other technical features, which do not depart from the scope of the technical scheme of the embodiments of the present utility model.

Claims

1. The end socket pressure test and cover deflection processing tool is characterized by comprising a bottom plate for placing an end socket;

the first bracket and the second bracket are arranged on the bottom plate;

2. The head pressure test cover deflection tooling of claim 1, wherein the holes are round holes.

3. The fixture for processing the deflection of the seal head pressure test seal cover according to claim 2, wherein the plurality of support rod rings are distributed around the hole, and the axis extension lines of the support rod rings intersect at the circle center of the round hole.

4. The fixture for processing the displacement of the sealing head pressure test sealing cover according to claim 1, wherein the cover plate is provided with linear grooves corresponding to the supporting rods one by one, and the supporting rods are embedded in the linear grooves and reciprocate along the linear grooves.

5. The head pressure test seal cover deflection processing tool of claim 4, further comprising a disc rotatably connected to the periphery of the hole, wherein a spiral groove intersecting with the straight groove is formed in the disc, and the support rod comprises a guide post inserted into the spiral groove from the straight groove.

6. The fixture for processing the displacement of the sealing head pressure test sealing cover according to claim 5, wherein the supporting rod further comprises a rod body and a clamping block arranged at one end of the rod body, and the surface, far away from the rod body, of the clamping block is an arc-shaped surface.

7. The head pressure test sealing cover deflection processing tool of claim 5, wherein an adjusting assembly for adjusting the rotation angle of the disc relative to the cover plate is arranged between the disc and the cover plate.

8. The head pressure test seal cover deflection processing tool of claim 7, wherein the adjusting assembly comprises an arc-shaped rack arranged on the disc, a linear rack meshed with the arc-shaped rack, and a bolt for screwing the linear rack on the cover plate.