CN213614745U

CN213614745U - Spot welding tool for pipe connecting flange assembly

Info

Publication number: CN213614745U
Application number: CN202022073472.3U
Authority: CN
Inventors: 刘长宇; 崔迪迪; 田志勇
Original assignee: Shandong Binhua Antong Device Manufacturing Co ltd
Current assignee: Shandong Binhua Antong Device Manufacturing Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-07-06
Anticipated expiration: 2030-09-21

Abstract

The utility model provides a spot welding frock of connecting pipe flange subassembly, which comprises a handle, carousel and threaded rod A, the handle is fixed in the carousel left side, and the right side of carousel is fixed with threaded rod A, the threaded rod A outside is provided with the dead lever, and threaded rod A runs through the setting with the dead lever, the both ends of dead lever are provided with the nut, and dead lever and nut fixed connection, one side of dead lever is provided with the track, and dead lever and track fixed connection, the track surface is provided with the slide bar, and track and slide bar swing joint, the slide bar upper end is provided with the stationary blade, and slide bar and stationary blade fixed connection, stationary blade one end is provided with the ring flange, and stationary blade and ring flange. This kind of spot welding frock of flange of connecting pipe subassembly passes through the improvement of structure, makes this device when in actual use, avoids the relevant use problem that assembly size precision is not enough to lead to, has improved work efficiency, has eliminated probably to make the adverse factor that the welding seam quality is influenced.

Description

Spot welding tool for pipe connecting flange assembly

Technical Field

The utility model belongs to the technical field of spot welding frock technique and specifically relates to a spot welding frock of flange subassembly is related to.

Background

The flange assembly of the connecting pipe is welded to be used for connecting equipment, pipelines and the like in the petroleum and petrochemical industry in a large quantity, and the quality of the assembly of the flange assembly has great influence on the engineering quality.

At present, in the process of manufacturing the pressure vessel, the assembly welding mode between the connecting pipe (including the flange) and the cylinder body is that one person holds the flange with two hands, and then the other person performs tack welding on the connecting pipe and the cylinder body. The whole tack welding process generates 4 welding spots, after each tack welding process is completed, the ruler is needed to be used for confirming the extending size and the levelness, the production efficiency is low, if the size is not proper, the welding spots need to be removed, the spot welding is carried out again, and the welding quality is not used.

Therefore, there is a need for upgrading and retrofitting on the basis of spot welding tooling of existing joint flange assemblies to overcome existing problems and deficiencies.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spot welding frock of flange of connecting pipe subassembly to solve the shortcoming that exists among the prior art.

The above object is solved by the following technical solutions: a spot welding tool for a pipe connecting flange component comprises a handle, a rotary table and a threaded rod A, wherein the handle is fixed on the left side of the rotary table, the threaded rod A is fixed on the right side of the rotary table, a fixed rod is arranged on the outer side of the threaded rod A and penetrates through the threaded rod A, nuts are arranged at two ends of the fixed rod, the fixed rod is fixedly connected with the nuts, a track is arranged on one side of the fixed rod, the fixed rod is fixedly connected with the track, a sliding rod is arranged on the outer surface of the track and movably connected with the sliding rod, a fixed plate is arranged at the upper end of the sliding rod and fixedly connected with the fixed plate, a flange plate is arranged at one end of the fixed plate and fixed with the flange plate through tensioning force, a fixed node is arranged at the lower end of the fixed rod and, and fixed node and fixture block fixed connection, the fixture block inboard is equipped with threaded rod B, and fixture block and threaded rod B activity set up, threaded rod B upper end is provided with the stirring piece, and threaded rod B and stirring piece welding set up, the threaded rod B outside is equipped with fixation nut, and threaded rod B and fixation nut run through the setting, threaded rod B lower extreme is provided with the bracing piece, and threaded rod B and bracing piece welding set up, the dead lever inboard is provided with the spirit level chi, and dead lever and spirit level chi run through the setting.

Preferably, the flange plate is uniformly provided with a plurality of bolt holes, and the connecting line of the central lines of the bolt holes automatically spans the center.

Preferably, the handle has a groove with a net structure on the outer surface.

Preferably, the fixed piece is provided with 4 fixed pieces, and the 4 fixed pieces are symmetrically distributed.

Preferably, the graduations of the level gauge are accurate to 1mm, and the lower end of the level gauge is in a sharp triangular shape.

Preferably, the flange assembly comprises a flange plate and a connecting pipe, and the flange assembly can be fixed only by tensioning the flange plate through a fixing piece.

Has the advantages that:

(1) this kind of spot welding frock of flange of connecting pipe subassembly passes through the improvement of structure, makes this device when in actual use, avoids the relevant use problem that assembly size precision is not enough to lead to, has improved work efficiency, has eliminated probably to make the adverse factor that the welding seam quality is influenced.

(2) This kind of spot welding frock of flange subassembly of connecting pipe lies in: through setting up the spirit level chi, because of flange subassembly slope when avoiding flange subassembly welding for the relevant use problem that the assembly precision leads to inadequately, stir the piece and make flange subassembly's takeover slightly remove from top to bottom through stirring, improve the accuracy.

(3) Secondly, the method comprises the following steps: through setting up the handle, when taking over the position and when the hole is not aligned, rotate the handle and make the slide bar remove about the track, through using takeover and barrel group to the welding frock, make behind the alignment center, adjust the size and the levelness of stretching outward respectively, can be stable and the size accuracy when realizing takeover and barrel assembly, whole tack welding work is done at one go.

Drawings

Fig. 1 is a schematic view of the front view structure of the present invention.

Fig. 2 is the utility model discloses a top view structure schematic diagram of spot welding frock of flange assembly.

Fig. 3 is the utility model discloses a threaded rod B shrink state right side view schematic diagram of spot welding frock of adapter flange subassembly.

Fig. 4 is the utility model discloses a threaded rod B extension state right side view structure sketch map of spot welding frock of adapter flange subassembly.

In FIGS. 1-4: 1. a handle; 2. a turntable; 3. a threaded rod A; 4. a nut; 5. fixing the rod; 6. a track; 7. a slide bar; 8. a fixing sheet; 9. a flange plate; 10. a support bar; 11. a threaded rod B; 12. fixing a nut; 13. a clamping block; 14. a shifting block; 15. a fixed node; 16. a level gauge.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Example (b):

please refer to fig. 1 to fig. 4:

the embodiment provides a spot welding tool for a pipe flange assembly, which comprises a handle 1, a rotary table 2 and a threaded rod A3, wherein the handle 1 is fixed on the left side of the rotary table 2, the right side of the rotary table 2 is fixed with the threaded rod A3, the outer side of the threaded rod A3 is provided with a fixed rod 5, the threaded rod A3 is arranged to penetrate through the fixed rod 5, two ends of the fixed rod 5 are provided with nuts 4, the fixed rod 5 is fixedly connected with the nuts 4, one side of the fixed rod 5 is provided with a track 6, the fixed rod 5 is fixedly connected with the track 6, the outer surface of the track 6 is provided with a sliding rod 7, the track 6 is movably connected with the sliding rod 7, the upper end of the sliding rod 7 is provided with a fixed plate 8, the sliding rod 7 is fixedly connected with the fixed plate 8, one end of the fixed plate 8 is provided with a flange 9, the fixed, fixed node 15 lower extreme is provided with fixture block 13, and fixed node 15 and fixture block 13 fixed connection, fixture block 13 inboard is equipped with threaded rod B11, and fixture block 13 and the activity of threaded rod B11 set up, threaded rod B11 upper end is provided with stirring piece 14, and threaded rod B11 and stirring piece 14 welding set up, the threaded rod B11 outside is equipped with fixation nut 12, and threaded rod B11 and fixation nut 12 run through the setting, threaded rod B11 lower extreme is provided with bracing piece 10, and threaded rod B11 and bracing piece 10 welding set up, dead lever 5 inboard is provided with spirit level chi 16, and dead lever 5 and spirit level chi 16 run through the setting.

Furthermore, a plurality of bolt holes are uniformly distributed on the flange plate 9, and the central line connecting lines of the bolt holes automatically span the middle;

in this embodiment, through this kind of design, can make things convenient for stationary blade 8 and ring flange 9 installation, avoid stationary blade 8 and installation mistake, can make simultaneously take over 18 and align with the kneck more fast, improved work efficiency.

Further, the outer surface of the handle 1 is provided with grooves with a net structure;

in the embodiment, through the design, the friction force between the handle 1 and the hand is improved, the hand is prevented from falling off from the handle 1, the welding accuracy is influenced, and the reliability is high.

Furthermore, 4 fixing pieces 8 are arranged on the fixing piece 8, and the 4 fixing pieces 8 are symmetrically distributed;

in this embodiment, through this kind of design, make slide bar 7 and ring flange 9 more firm fixed, avoid ring flange 9 not hard up, avoid assembling the relevant use problem that the dimensional accuracy is not enough to lead to, the good reliability.

Furthermore, the scale of the level gauge 16 is accurate to 1mm, and the lower end of the level gauge 16 is in a sharp triangular shape;

in this embodiment, through this kind of design, spirit level 16 can be firm with the barrel contact, improve the holistic steadiness on the barrel of flange subassembly, make flange subassembly can be accurate keep parallel with the horizontal plane, improve the welding time accuracy.

Further, the flange assembly comprises a flange plate 9 and a connecting pipe, and the flange assembly can be fixed only by tensioning the flange plate 9 through the fixing plates 8.

In this embodiment, through this kind of design, can change assorted takeover according to the size of barrel kneck, improve the fastening nature of flange subassembly, prevent that the flange subassembly is fixed back not hard up, improved work efficiency.

The working principle is as follows: when the special welding machine is used, the handle 1 is arranged for welding, and the handle 1 is rotated to enable the sliding rod 7 to move left and right on the track 6. Through 16 sharp-pointed three horn shapes of lower extreme of spirit level chi and barrel firm contact, improve the holistic steadiness on the barrel of flange subassembly, make flange subassembly can be accurate keep parallel with the horizontal plane, improve the accuracy when welding. Through setting up spirit level chi 16, because of the flange subassembly slope when avoiding the flange subassembly to weld, make the takeover position align with the hole for the associated use problem that the assembly precision leads to inadequately. The connecting pipe of the flange assembly moves slightly up and down by stirring the stirring block 14, so that the accuracy is improved. Make flange 9 fixed through the tensioning force, and the bolt hole central line is automatic striden in, can make things convenient for stationary blade 8 and ring flange 9 installation, avoids stationary blade 8 installation mistake, can make the takeover align with the kneck more fast simultaneously, has improved work efficiency. By using the connecting pipe and cylinder assembly welding tool, after the center is aligned, the extending size and the levelness are respectively adjusted, so that the connecting pipe and the cylinder can be assembled stably and accurately in size, and the whole tack welding work is completed at one time. The matched connecting pipe can be replaced according to the size of the interface of the cylinder body, the connecting pipe is fixed by extruding the sleeve opening of the connecting pipe fixing sleeve 17, the connecting pipe 18 is prevented from loosening after being installed, and the working efficiency is improved.

Although the present invention has been described with reference to the preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but is capable of other modifications and variations without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A spot welding tool for a pipe flange assembly comprises a handle (1), a rotary table (2) and a threaded rod A (3), and is characterized in that the handle (1) is fixed on the left side of the rotary table (2), the threaded rod A (3) is fixed on the right side of the rotary table (2), a fixing rod (5) is arranged on the outer side of the threaded rod A (3), the threaded rod A (3) and the fixing rod (5) are arranged in a penetrating mode, nuts (4) are arranged at two ends of the fixing rod (5), the fixing rod (5) is fixedly connected with the nuts (4), a track (6) is arranged on one side of the fixing rod (5), the fixing rod (5) is fixedly connected with the track (6), a sliding rod (7) is arranged on the outer surface of the track (6), the track (6) is movably connected with the sliding rod (7), a fixing piece (8) is arranged at the upper end of, the sliding rod (7) is fixedly connected with the fixed plate (8), one end of the fixed plate (8) is provided with a flange (9), the fixed plate (8) is fixed with the flange (9) through tensioning force, the lower end of the fixed rod (5) is provided with a fixed node (15), the fixed rod (5) is fixedly connected with the fixed node (15), the lower end of the fixed node (15) is provided with a clamping block (13), the fixed node (15) is fixedly connected with the clamping block (13), the inner side of the clamping block (13) is provided with a threaded rod B (11), the clamping block (13) is movably arranged with the threaded rod B (11), the upper end of the threaded rod B (11) is provided with a toggle block (14), the threaded rod B (11) is welded with the toggle block (14), the outer side of the threaded rod B (11) is provided with a fixed threaded rod (12), and the threaded rod B (11) is arranged with the fixed, threaded rod B (11) lower extreme is provided with bracing piece (10), and threaded rod B (11) and bracing piece (10) welding set up, dead lever (5) inboard is provided with spirit level chi (19), and dead lever (5) and spirit level chi (19) run through the setting.

2. The spot welding tool for the pipe connecting flange assembly according to claim 1, wherein a plurality of bolt holes are uniformly distributed in the flange plate (9), and a connecting line of central lines of the bolt holes automatically spans.

3. Spot welding fixture of a flange assembly according to claim 1, characterized in that the handle (1) has a groove with a net structure on its outer surface.

4. The spot welding tool for the pipe connecting flange assembly according to claim 1, wherein 4 fixing pieces (8) are arranged, and the 4 fixing pieces (8) are symmetrically distributed.

5. The spot welding tool for the pipe flange assembly according to claim 1, wherein the graduations of the level gauge (19) are accurate to 1mm, and the lower end of the level gauge (19) is in a sharp triangle shape.

6. The spot welding tool for the pipe joint flange assembly according to claim 1, wherein the flange assembly comprises a flange plate (9) and a pipe joint, and the flange assembly can be fixed only by tensioning the flange plate (9) through a fixing plate (8).