CN217991525U

CN217991525U - Rotary rack for annular welding of stacked metal pipes

Info

Publication number: CN217991525U
Application number: CN202222255119.6U
Authority: CN
Inventors: 刘志鹏; 谷增辉
Original assignee: Hebei Wantong Technical School Co ltd
Current assignee: Hebei Wantong Technical School Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-12-09
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a stack tubular metal resonator annular welding and use revolving rack relates to a welding and uses equipment, including the rack body, the constitution of rack body includes the base, base center department fixed mounting has the center tube, top-down overlaps in proper order on the center tube and is equipped with tray and driven gear rather than coaxial distribution, driven gear's outer fringe meshing has the drive wheel, the drive wheel is connected with the driving motor who installs on the base, driven gear's top fixed mounting has the tray, the outside of center tube is provided with the horizontal pipe, overlap in proper order on the horizontal pipe and be equipped with first two-way pipe clamp and second two-way pipe clamp, the other pot head of first two-way pipe clamp is established on the center tube, the other pot head of second two-way pipe clamp is established on vertical pipe, the bottom fixed mounting of vertical pipe has the welding rifle head; the utility model discloses can effectively realize even annular welding, avoid artifical manual annular welding's defect.

Description

Rotary rack for annular welding of stacked metal pipes

Technical Field

The utility model relates to an equipment is used in the welding, especially relates to a tubular product welding is supplementary to be used equipment.

Background

The annular welding of the pipes is a mode often adopted when the pipes are subjected to operations such as length lengthening, splicing and the like, the existing annular welding is mostly carried out manually around the pipes which are stacked, but in the manual welding process, personnel are required to wind the pipes, and more unstable factors exist in the process, so that the welding quality is very easy to be uneven, and the welding quality is not easy to improve; particularly, when the inner wall of the pipe is welded annularly, on one hand, construction is difficult, and on the other hand, manual welding quality is more difficult to control.

Therefore, it is desirable to provide an apparatus that can assist in improving the quality of the annular weld.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide one kind and stack the revolving rack for tubular metal resonator annular welding to solve the technical problem that the artifical annular welding that carries out tubular product among the prior art has the defect of unstable factor.

The utility model discloses a realize through following technical scheme:

the utility model provides a stack tubular metal resonator annular welding and use revolving rack, includes the rack body, the constitution of rack body includes the base, base center department fixed mounting has vertical ascending center tube, top-down cover is equipped with rather than coaxial distribution's tray and driven gear in proper order on the center tube, driven gear's outer fringe meshing has the drive wheel, the drive wheel is connected with the driving motor who installs on the base, driven gear's top fixed mounting has the tray, driving motor drives through the drive wheel whole that constitutes of tray and driven gear is rotary motion around the center tube, the outside of center tube is provided with the horizontal pipe, the cover is equipped with first bidirectional pipe clamp and the bidirectional pipe clamp of second on the horizontal pipe in proper order, the other pot head of first bidirectional pipe clamp is established on the center tube, the other pot head of the bidirectional pipe clamp of second is established on vertical pipe, the bottom fixed mounting of vertical pipe has the welding rifle head, driving motor passes through speed adjusting device and is connected with external power supply unit.

Furthermore, the other end of the second bidirectional pipe clamp is sleeved on a transverse adjusting pipe which is perpendicular to the horizontal pipe in the extending direction, and one end of the transverse adjusting pipe is fixedly connected with the outer wall of the unidirectional pipe clamp sleeved on the vertical pipe.

Furthermore, a plurality of first limiting nuts which are uniformly distributed around the axis of the tray are fixedly mounted at the top of the tray, the axial direction of each first limiting nut is the same as the radial direction of the tray, each first limiting nut is internally and uniformly in threaded connection with a first adjusting bolt, and the operating end of each first adjusting bolt deviates from the central pipe outwards.

Furthermore, a plurality of second limit nuts which are uniformly distributed around the axis of the tray are fixedly mounted at the top of the tray, the axial direction of each second limit nut is the same as the radial direction of the tray, each second limit nut is internally and uniformly in threaded connection with a second adjusting bolt, the operating end of each second adjusting bolt deviates from the central tube outwards, and the distance between each second limit nut and the central tube is smaller than the distance between each first limit nut and the central tube.

Further, the tray specifically comprises outer loop, inner ring and a plurality of radial side's pipe, the inner ring cover is established outside the central tube and fixed mounting is on driven gear, the outer loop cover is established outside the inner ring and the two is connected through a plurality of radial side's pipe around inner ring axis evenly distributed, first stop nut fixed mounting is on the outer loop, second stop nut fixed mounting is on the inner ring.

Furthermore, the vertical pipe is connected with goggles through a flexible metal pipe.

Furthermore, the outer side of the outer ring is also sleeved with a manual ring which is positioned at the oblique lower part of the outer ring, and the outer ring is connected with the manual ring through a plurality of spokes.

Further, the bottom cover of center tube is equipped with the internal diameter rather than the identical stop collar, the bottom of stop collar with base fixed connection, the center tube specifically is a plurality of, and every the external diameter homogeneous phase of center tube is the same and length inequality.

Further, the horizontal pipe is specifically a plurality of, and the external diameter of each horizontal pipe is the same and length all is different.

Compared with the prior art, the utility model has the following advantages:

the utility model provides a rotary rack for annular welding of stacked metal pipes, which can realize uniform rotating motion of pipes around a shaft by arranging a driving motor and the like, thereby avoiding the defect of annular welding of pipes manually wound; can realize the stability of welding rifle head through setting up horizontal pipe, two-way pipe clamp etc. and lay, and its position can lay according to the demand, has avoided artifical handheld defect, and can carry out the welding of interior outer wall, has further avoided manual welding's defect.

Drawings

FIG. 1 is a front view of an internal structure of a rotary stand for annular welding of stacked metal pipes according to example 1;

FIG. 2 is a top view showing the connection relationship of the center pipe, the first two-way pipe clamp, etc. in example 1;

FIG. 3 is a front view of the internal structure of a rotary stand for annular welding of stacked metal pipes according to example 2;

fig. 4 is a top view showing the connection relationship of the center pipe, the first two-way pipe clamp, and the like in example 2.

In the figure: 1. a base; 2. a central tube; 3. a tray; 4. a driven gear; 5. a drive wheel; 6. a drive motor; 7. a horizontal tube; 8. a first two-way pipe clamp; 9. a second bidirectional pipe clamp; 10. a vertical tube; 11. welding the gun head; 12. a speed regulating device; 13. a lateral adjustment tube; 14. a one-way pipe clamp; 15. a first limit nut; 16. a first adjusting bolt; 17. a second limit nut; 18. a second adjusting bolt; 19. an outer ring; 20. An inner ring; 21. radial square tubes; 22. a flexible metal tube; 23. goggles; 24. a manual ring; 25. a position-limiting sleeve.

Detailed Description

The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it should be understood 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 work belong to the protection scope of the present invention.

Example 1

With reference to fig. 1 and 2, in the present embodiment, there is provided a rotating stand for annular welding of stacked metal pipes, in order to avoid defects such as uneven welding caused by welding around a pipe when the stacked metal pipes are welded in an annular shape by manual annular welding, the following settings are performed in the present embodiment:

the rotary rack comprises a rack body, the rack body comprises a base 1, the base 1 can be in various forms, and mainly plays a role in bearing and stabilizing a device main body, the rotary rack is specifically composed of a bottom plate and a plurality of supporting legs in the embodiment, secondly, a central tube 2 which is vertically upward is fixedly installed at the center of the top of the base 1, a tray 3 and a driven gear 4 which are coaxially distributed with the central tube 2 are sleeved on the central tube 2 from top to bottom, the driven gear 4 is stacked on the base 1, the outer edge of the driven gear is meshed with a driving wheel 5, the driving wheel 5 is connected with a driving motor 6 which is fixedly installed on the base 1, the tray 3 is fixedly installed on the driven gear 4, namely, the driving motor 6 drives the whole body which is composed of the driven gear 4 and the tray 3 to rotate around the axis of the central tube 2 through the driving wheel 5, and the driving motor 6 is connected with an external power supply device through a speed regulation device 12, so that the rotating speed of the tray 3 can be adjusted according to needs;

secondly, in order to fix and adjust the position of the welding gun head 11, in the present embodiment, a horizontal tube 7 is arranged outside the central tube 2, the horizontal tube 7 is sequentially sleeved with a first bidirectional tube clamp 8 and a second bidirectional tube clamp 9, the first bidirectional tube clamp 8 and the second bidirectional tube clamp 9 have the same structure and different sizes, and are specifically set according to actual requirements, the sizes of the two pipes are different in the present embodiment, the two pipes are composed of two cylindrical tubes and locking bolts, the middle parts of the two cylindrical tubes are provided with axial notches, the axial directions of the two cylindrical tubes are perpendicular to each other, the outer walls of the two non-notch sides of the two cylindrical tubes are connected to form a whole, the sizes of the two cylindrical tubes are the same or different, and the two cylindrical tubes are selected as required.

In this embodiment, one cylindrical tube of the first two-way tube clamp 8 is sleeved on the central tube 2, and the other cylindrical tube is sleeved on the horizontal tube 7, at this time, the central tube 2 and the horizontal tube 7 are perpendicular to each other, and the relative position relationship between the two can be adjusted by the corresponding locking bolt, one cylindrical tube of the second two-way tube clamp 9 is sleeved on the horizontal tube 7, and the other cylindrical tube is sleeved on the vertical tube 10, that is, the horizontal tube 7 and the vertical tube 10 are in a perpendicular relationship, and then, the welding gun head 11 is fixedly installed at the bottom of the vertical tube 10.

By the arrangement, when annular welding is required, two pipes to be welded are sleeved outside the central pipe 2 from top to bottom, the pipe below the central pipe is placed on the tray 3, the pipe below the central pipe and the central pipe 2 are coaxially distributed by adjustment, the pipe above the central pipe is stacked on the pipe below the central pipe, one end of the first bidirectional pipe clamp 8 is sleeved on the central pipe 2 and above the two pipes, one end of the horizontal pipe 7 is inserted into the other end of the first bidirectional pipe clamp 8, one end of the second bidirectional pipe clamp 9 is sleeved on the horizontal pipe 7, the top end of the vertical pipe 10 provided with the welding gun head 11 is inserted into the other end of the second bidirectional pipe clamp 9, locking bolts are adjusted to enable the welding gun head 11 to be in a target position, the driving motor 6 is started through the speed adjusting device 12 to enable the tray 3 to rotate at a set speed, and the welding gun head 11 is started to weld, so that uniform-speed welding is realized, defects existing in the situations that pipe winding welding is required when the annular welding is manually carried out are avoided, and the welding quality is improved.

The first bidirectional pipe clamp 8, the second bidirectional pipe clamp 9, the horizontal pipe 7 and the vertical pipe 10 can be connected in advance, after the two pipes are placed, the first bidirectional pipe clamp 8 is connected with the central pipe 2, and the horizontal pipe 7 and the like can be prevented from affecting the placement of the pipes.

In particular, in the embodiment, there may be a plurality of horizontal pipes 7, and the outer diameter of each horizontal pipe 7 is the same and the length is different, so that the horizontal pipes 7 with different sizes can be selected to perform annular welding when facing pipes with different sizes, thereby avoiding the defect that the horizontal pipe 7 with a single size cannot meet the pipe welding requirements of different sizes.

Particularly, when the outer wall of the pipe is welded, the welding gun head 11 is positioned at the outer side of the pipe, and the length of the horizontal pipe 7 is larger than the outer diameter of the pipe;

when the inner wall of the pipe is welded, the welding gun head 11 is positioned inside the pipe, and the length of the horizontal pipe 7 is smaller than the inner diameter of the pipe.

In particular, in this embodiment, in order to reduce the operation difficulty of making tubular product and central tube 2 coaxial distribution, still make the top fixed mounting of tray 3 have a plurality of first stop nuts 15 around its axle evenly distributed, every first stop nut 15's axial all is the same with the radial of tray 3, and equal threaded connection has a first adjusting bolt 16 in every first stop nut 15 simultaneously, and the operation end of every first adjusting bolt 16 all deviates from central tube 2 outwards.

When making tubular product put to tray 3 promptly, be in the inboard length of first stop nut 15 through adjusting a plurality of first adjusting bolt 16, make every first adjusting bolt 16 be in the inboard length homogeneous phase of first stop nut 15, and when every first adjusting bolt 16 all laminated with the tubular product outer wall towards the tip of tubular product, tubular product and 2 coaxial distributions of center tube, thereby can effectively carry out spacing and location to tubular product, make it can effectively keep with the 2 coaxial distribution's of center tube state, the later stage annular welding of being convenient for, and help improving welding quality.

In particular, in order to avoid glare of strong light generated during welding, in the present embodiment, a goggles 23 is further connected to the vertical tube 10 through a flexible metal tube 22, so that a situation of a welding process can be checked through the goggles 23, and a defect of glare of the strong light is avoided.

Example 2

With reference to fig. 3 and 4, the present embodiment provides a rotary stand for annular welding of stacked metal pipes, which is mainly an improvement of the stand provided in embodiment 1, and the improvement is:

firstly, in order to increase the adjustable range of the welding gun head 11 and enable the welding gun head to be further adjusted in position as required, in this embodiment, the end part of the second bidirectional pipe clamp 9 away from the horizontal pipe 7 is sleeved on a transverse adjusting pipe 13 which is perpendicular to the horizontal pipe 7 in the extending direction, and one end of the transverse adjusting pipe 13 is fixedly connected with the outer wall of a one-way pipe clamp 14 which is sleeved on the vertical pipe 10, wherein the one-way pipe clamp 14 is composed of a cylindrical pipe and a locking bolt, and the middle part of the cylindrical pipe is provided with an axis gap.

Through the above arrangement, the welding gun head 11 below the vertical pipe 10 can be subjected to angle adjustment in the horizontal direction and height fine adjustment in the vertical direction by means of the one-way pipe clamp 14, and can be subjected to angle adjustment on the vertical surface by means of the cooperation between the second two-way pipe clamp 9, the horizontal pipe 7 and the transverse adjusting pipe 13, and the welding gun head 11 can be subjected to angle adjustment on the vertical surface by means of the cooperation between the first two-way pipe clamp and the central pipe 2, so that the height of the vertical surface can be adjusted on a large scale, and therefore, compared with the technical scheme provided in embodiment 1, the welding gun head 11 can be further subjected to adjustment of corresponding angles as required.

Secondly, in order to further reduce the operation difficulty of making tubular product and central tube 2 coaxial distribution, in this embodiment, make the top of tray 3 still fixed mounting have a plurality of second limit nuts 17 around its axle evenly distributed, every second limit nut 17's axial all is the same with the radial of tray 3, all threaded connection has second adjusting bolt 18 in every second limit nut 17, and every second adjusting bolt 18's operation end all deviates from central tube 2 outwards, and the distance between second limit nut 17 and central tube 2 is less than the distance between first limit nut 15 and the central tube 2.

Through the arrangement, when the pipes are placed, firstly, according to the size of the pipes, the length of the second adjusting bolts 18 positioned on the outer side of the second limiting nut 17 is adjusted, so that the distance between the outer wall of the end part positioned on the outer side of the second limiting nut 17 and the axis of the central pipe 2 is the same as or close to the inner diameter of the pipes, at the moment, the outer walls of all the second adjusting bolts 18 equivalently enclose a virtual circle, the outer diameter of the virtual circle is close to or the same as the inner diameter of the pipes, then, the pipes are sleeved outside the central pipe 2 from top to bottom and are sleeved outside the whole formed by all the second adjusting bolts 18, then, the length of the first adjusting bolts 16 is adjusted, so that the pipes are attached to the outer wall of the pipes, and the distance between every first adjusting bolt 16 corresponding to the second limiting nut 17 is the same, and therefore, the difficulty in the operation of coaxially distributing the pipes and the central pipe 2 can be effectively reduced.

In particular, in order to reduce the manufacturing cost of the device, in this embodiment, the tray 3 is specifically made up of an outer ring 19, an inner ring 20 and a plurality of radial square tubes 21, the inner ring 20 is sleeved outside the central tube 2 and is fixedly mounted on the driven gear 4, the outer ring 19 is sleeved outside the inner ring 20 and is connected with the inner ring 20 through the plurality of radial square tubes 21 uniformly distributed around the axis of the inner ring 20, the first limit nut 15 is fixedly mounted on the outer ring 19, and the second limit nut 17 is fixedly mounted on the inner ring 20.

Through the arrangement, the defect that the tray 3 is of a solid structure and the like in the embodiment 1 is overcome, the manufacturing cost of the equipment is reduced, and the self weight of the equipment is reduced.

In particular, in order to avoid that the ring welding can not be carried out when the power is off, in the embodiment, the outer side of the outer ring 19 is also sleeved with a manual ring 24 which is positioned at the oblique lower part of the outer ring, and the outer ring 19 and the manual ring 24 are connected through a plurality of spokes.

That is, when the equipment is powered off or manual welding is needed, the driving manual ring 24 can effectively drive the tray 3 to rotate, so that the purpose of annular welding is achieved, and manual welding operation can be selected when needed.

Specially, for improve equipment's suitability, satisfy the welding demand of co-altitude tubular product, in this embodiment, the bottom cover of center tube 2 is equipped with the internal diameter rather than the same stop collar 25, stop collar 25's bottom and base 1 fixed connection, and center tube 2 specifically is a plurality of, and every center tube 2's external diameter homogeneous phase and length all inequality.

When facing the tubular product of co-altitude promptly, can select co-altitude not center tube 2 to install and use to improve equipment's suitability.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a stack tubular metal resonator annular welding and use revolving rack, includes the rack body, its characterized in that, the constitution of rack body includes the base, base center department fixed mounting has vertical ascending center tube, top-down overlaps in proper order on the center tube and is equipped with tray and driven gear rather than coaxial distribution, driven gear's outer fringe meshing has the drive wheel, the drive wheel is connected with the driving motor who installs on the base, driven gear's top fixed mounting has the tray, driving motor drives through the drive wheel whole that tray and driven gear constitute is rotary motion around the center tube, the outside of center tube is provided with the horizontal pipe, the cover is equipped with first bidirectional pipe clamp and the bidirectional pipe clamp of second on the horizontal pipe in proper order, the other pot head of first bidirectional pipe clamp is established on the center tube, the other pot head of the bidirectional pipe clamp of second is established on vertical pipe, the bottom fixed mounting of vertical pipe has the welding rifle head, driving motor passes through speed adjusting device and is connected with external power supply device.

2. The rotating stand for annular welding of superposed metal tubes according to claim 1, wherein the other end of the second bidirectional tube clamp is sleeved on a transverse adjusting tube extending in a direction perpendicular to the horizontal tube, and one end of the transverse adjusting tube is fixedly connected with the outer wall of the unidirectional tube clamp sleeved on the vertical tube.

3. The rotary rack for annular welding of stacked metal tubes according to claim 1 or 2, wherein a plurality of first limit nuts are fixedly mounted on the top of the tray and uniformly distributed around the axis of the tray, the axial direction of each first limit nut is the same as the radial direction of the tray, a first adjusting bolt is connected to each first limit nut in a threaded manner, and the operating end of each first adjusting bolt faces outwards away from the central tube.

4. The rotary rack for annular welding of stacked metal tubes according to claim 3, wherein a plurality of second limit nuts are fixedly mounted on the top of the tray and evenly distributed around the axis of the tray, the axial direction of each second limit nut is the same as the radial direction of the tray, a second adjusting bolt is screwed into each second limit nut, the operating end of each second adjusting bolt faces outwards away from the central tube, and the distance between each second limit nut and the central tube is smaller than the distance between each first limit nut and the central tube.

5. The rotary rack for annular welding of stacked metal tubes according to claim 4, wherein the tray is composed of an outer ring, an inner ring and a plurality of radial square tubes, the inner ring is sleeved outside the central tube and fixedly mounted on the driven gear, the outer ring is sleeved outside the inner ring and connected with the inner ring through the plurality of radial square tubes uniformly distributed around the axis of the inner ring, the first limit nut is fixedly mounted on the outer ring, and the second limit nut is fixedly mounted on the inner ring.

6. A rotary turret for annular welding of superposed metal tubes, according to claim 5, characterised in that said vertical tubes are further connected by flexible metal tubes with goggles.

7. A rotary stand for annular welding of stacked metal tubes according to claim 6, wherein the outer ring is further sleeved with a manual ring at an obliquely lower position thereof, and the outer ring and the manual ring are connected by a plurality of spokes.

8. The rotary rack for annular welding of stacked metal tubes according to claim 7, wherein the bottom end of the central tube is sleeved with a limiting sleeve having the same inner diameter, the bottom end of the limiting sleeve is fixedly connected with the base, the central tube is provided with a plurality of central tubes, and the outer diameter of each central tube is the same and the length of each central tube is different.

9. The rotary stand for annular welding of superposed metal tubes according to claim 7, wherein said horizontal tubes are multiple and have the same outer diameter and different length.