CN216758674U - Self-correcting adjustable branch pipe welding positioning device - Google Patents
Self-correcting adjustable branch pipe welding positioning device Download PDFInfo
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- CN216758674U CN216758674U CN202123152371.6U CN202123152371U CN216758674U CN 216758674 U CN216758674 U CN 216758674U CN 202123152371 U CN202123152371 U CN 202123152371U CN 216758674 U CN216758674 U CN 216758674U
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- branch pipe
- moving plate
- cross beam
- lead screw
- servo motor
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Abstract
The utility model discloses a self-correcting adjustable branch pipe welding positioning device, wherein upright posts are arranged on two sides of the upper end of a bottom plate, and the tops of the upright posts are connected with each other through a cross beam; an axial lead screw is arranged in a groove on one side of the cross beam, and an axial moving plate which is connected with the axial lead screw in a sliding way is arranged on the axial lead screw; a moving plate servo motor is further arranged at one end of the cross beam, and a rotating shaft of the moving plate servo motor is axially connected with the axial lead screw; a radial adjusting mechanism is arranged on the axial moving plate, a sliding rail parallel to the cross beam is further arranged on the bottom plate below the flange template, and a support roller is further arranged on a sliding seat in sliding connection with the sliding rail; the utility model utilizes the servo motor to control the welding position of the branch pipe flange, can detect the deformation of the branch pipe in a free state after welding due to the cooling of a welding seam through the displacement sensor, feeds the deformation back to the control system, corrects the assembly height of the branch pipe, and achieves the aim of meeting the tolerance requirement after welding.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a self-correcting adjustable branch pipe welding positioning device.
Background
On some pressure-bearing barrels, especially combined electrical appliance barrels, because of engineering requirements, radial branch pipe flanges need to be additionally arranged on the barrels, and in general, in consideration of installation and sealing requirements, the welding position precision requirement of the branch pipe flanges is high, namely the axial distance of the branch pipe flanges relative to end flanges, the distance between a branch pipe flange sealing surface and a barrel axis and the position degree of the branch pipe flange holes relative to the barrel axis have strict tolerance requirements.
Although the prior art mainly embodies in patent (202011607600.6) provides the scheme that a radial branch pipe was right with adjustable, this scheme only can adjust the axial position and the radial dimension of branch pipe, the fixed form of its branch pipe flange is that the card excircle is fixed, can't satisfy the position degree requirement of branch pipe flange bolt hole, the assembly fixture rigidity value that the patent provided simultaneously is lower, only can satisfy the location requirement, can't realize preventing welding deformation's effect, need change the frock in addition, and this frock needs vertical welding branch pipe, it is not the optimum choice to weld the joint.
SUMMERY OF THE UTILITY MODEL
In order to solve the difficult problem of welding the cylinder body and the branch pipe flange and ensure the strict tolerance requirement of the welding position, the utility model provides a self-correcting adjustable branch pipe welding positioning device, which meets the welding positioning requirements of the branch pipe flanges with different specifications.
The utility model is realized by the following technical scheme: a self-correcting adjustable branch pipe welding positioning device comprises a bottom plate, a stand column and a cross beam; the upright posts are arranged on two sides of the upper end of the bottom plate, and the tops of the upright posts are connected with each other through a cross beam; an axial lead screw is arranged in a groove on one side of the cross beam, and an axial moving plate in sliding connection with the axial lead screw is arranged on the axial lead screw; a moving plate servo motor is further arranged at one end of the cross beam, and a rotating shaft of the moving plate servo motor is axially connected with the axial lead screw; a radial adjusting mechanism is arranged on the axial moving plate and comprises an adjusting mechanism shell connected with the axial moving plate, an adjusting column servo motor arranged at the upper end of the shell, an adjusting column axially connected with a rotating shaft at the lower end of the adjusting column servo motor, a flange template in threaded connection with the bottom end of the adjusting column, and a displacement sensor arranged on the flange template; a sliding rail parallel to the cross beam is further arranged on the bottom plate below the flange template, and a support roller is further arranged on a sliding seat in sliding connection with the sliding rail.
Furthermore, the slide rail has two.
Furthermore, the number of the sliding seats on each sliding rail is two.
The beneficial effects of the utility model are as follows: the tool positioning accuracy is high, adjustable and comprehensive, the positioning of the radial position, the axial position, the circumferential position and the bolt hole of the flange of the branch pipe can be simultaneously met, the integration of visual positioning and deformation prevention during welding can be realized, the radial height self-correction function of the flange of the branch pipe is simultaneously realized, the redundant tool is reduced, and the processing efficiency is effectively improved.
Compared with the prior art, the utility model has the characteristics of comprehensive position degree control, adjustable size, multiple purposes, high production efficiency, good universality, self-correction and the like.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a side view of the overall structure of the present invention;
FIG. 3 is a simplified schematic illustration of the present invention in use;
fig. 4 is a schematic diagram of a part of the structure of the force utility model.
The sequence numbers of the main parts in the figure illustrate that: 1. a base plate; 2. a column; 3. a cross beam; 4. an axial lead screw; 5. axially moving the plate; 6. a control column servo motor; 7. moving a plate servo motor; 8. an adjustment column; 9. a flange template; 10. a displacement sensor; 11. an adjustment mechanism housing; 12. a slide rail; 13. a slide base; 14. supporting the rollers; 15. a branch pipe flange; 16. an end flange.
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Detailed Description
As shown in fig. 1-4, the upright posts 2 are arranged at both sides of the upper end of the bottom plate 1, and the top of the upright posts is connected with each other by a cross beam 3 to form a gantry structure as a main frame; an axial lead screw 4 is arranged in a groove at one side of the cross beam, and an axial moving plate 5 which is connected with the axial lead screw in a sliding way is arranged on the axial lead screw; a moving plate servo motor 7 is further arranged at one end of the cross beam, a rotating shaft of the moving plate servo motor is axially connected with the axial lead screw, and the sliding position of the axial moving plate is controlled through the moving plate servo motor; a radial adjusting mechanism is arranged on the axial moving plate and comprises a shell 11 connected with the axial moving plate, an adjusting column servo motor 6 arranged at the upper end of the shell, an adjusting column 8 axially connected with a rotating shaft at the lower end of the adjusting column servo motor, and a flange template 9 screwed at the bottom end of the adjusting column, wherein the vertical height of the flange template is adjusted by the adjusting column servo motor; in the displacement sensor 10 arranged on the flange template, the displacement sensor 10 can detect the deformation of the branch pipe in a free state after welding due to the cooling of a welding seam, and feed the deformation back to a control system to correct the assembly height of the branch pipe, so that the aim of meeting the tolerance requirement after welding is fulfilled; two slide rails 12 parallel to the cross beam are further arranged on the bottom plate below the flange template, two slide seats 13 connected with the slide rails in a sliding manner are arranged on each slide rail, and supporting rollers 14 connected with the slide seats in a shaft manner are further arranged on the slide seats; the end flange 16, which is to be welded to the pipe flange 15, is placed on the upper end of the carriage and the welding surface is adjusted by axial rotation of the support rollers.
The connection relation between each part in this novel, including spiro union, welding or current other connection relations.
The operation steps of the utility model are as follows:
1. the distance between the support rollers is adjusted to a proper position through the movable sliding seat on the sliding rail, the end flange (or the cylinder body) is horizontally placed on the support rollers, and the circumferential position of the branch pipe flange is initially adjusted through circumferential rotation of the end flange.
2. And installing a proper flange template, drilling a bolt hole of the flange template and a branch pipe flange in a matching way, and installing an adjusting column when the branch pipe flange is too small.
3. And the position of the flange template is adjusted and corrected by using the moving plate servo motor and the adjusting column servo motor, so that the flange template is completely overlapped with the screw connection hole of the branch pipe flange.
4. And fixing the branch pipe flange and the flange template by using bolts and nuts, and then welding the connecting position of the branch pipe and the end flange.
5. After the welding is finished, bolts and nuts for fixing the flange template and the branch pipe flange are loosened, a small amount of downward deformation can be generated at the welding position due to the fact that waste heat exists in a welding seam, the flange template and the branch pipe flange are kept attached by utilizing downward fine adjustment of a servo motor, meanwhile, the displacement sensor can give out accurate deformation, the final height of the branch pipe flange assembly can be determined according to the value and the size tolerance, and the self-correction of the branch pipe flange assembly is achieved.
The device has adjustability, can also meet the functions of positioning the flange of the branch pipe and preventing welding deformation, has a self-correcting function, can detect the deformation of the branch pipe in a free state after welding due to the cooling of a welding seam through the displacement sensor, and feeds the deformation back to the control system, so as to determine whether the assembly height of the branch pipe needs to be corrected, and achieve the aim of meeting the tolerance requirement after welding.
Claims (3)
1. The utility model provides a branch pipe welding position device with adjustable self-correction, it includes bottom plate, stand, crossbeam, its characterized in that: the upright columns are arranged on two sides of the upper end of the bottom plate, and the tops of the upright columns are connected with each other through a cross beam; an axial lead screw is arranged in a groove on one side of the cross beam, and an axial moving plate in sliding connection with the axial lead screw is arranged on the axial lead screw; a moving plate servo motor is further arranged at one end of the cross beam, and a rotating shaft of the moving plate servo motor is axially connected with the axial lead screw; a radial adjusting mechanism is arranged on the axial moving plate and comprises an adjusting mechanism shell connected with the axial moving plate, an adjusting column servo motor arranged at the upper end of the adjusting mechanism shell, an adjusting column axially connected with a rotating shaft at the lower end of the adjusting column servo motor, a flange template in threaded connection with the bottom end of the adjusting column, and a displacement sensor arranged on the flange template; a sliding rail parallel to the cross beam is further arranged on the bottom plate below the flange template, and a sliding seat in sliding connection with the sliding rail is further provided with a supporting roller.
2. A self-correcting adjustable pipe branch welding fixture as claimed in claim 1, wherein: the slide rail has two.
3. A self-correcting adjustable pipe branch welding fixture as claimed in claim 1, wherein: the number of the sliding seats on each sliding rail is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123152371.6U CN216758674U (en) | 2021-12-16 | 2021-12-16 | Self-correcting adjustable branch pipe welding positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123152371.6U CN216758674U (en) | 2021-12-16 | 2021-12-16 | Self-correcting adjustable branch pipe welding positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216758674U true CN216758674U (en) | 2022-06-17 |
Family
ID=81967364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123152371.6U Active CN216758674U (en) | 2021-12-16 | 2021-12-16 | Self-correcting adjustable branch pipe welding positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216758674U (en) |
-
2021
- 2021-12-16 CN CN202123152371.6U patent/CN216758674U/en active Active
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