CN215787922U

CN215787922U - Welding tool for pipe fittings

Info

Publication number: CN215787922U
Application number: CN202122353862.0U
Authority: CN
Inventors: 杨球新; 邓小宁; 于木荣
Original assignee: Suzhou Guiyan Precision Technology Co ltd
Current assignee: Suzhou Guiyan Precision Technology Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-02-11
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a pipe welding tool, which aims at solving the problems that the traditional machining mode is difficult to maintain the machining precision, a large amount of labor and working hours are consumed and the position deviation is easy to occur when a workpiece with a large structural span is machined.

Description

Welding tool for pipe fittings

Technical Field

The utility model relates to the field of welding, in particular to a pipe fitting welding tool.

Background

With the vigorous development of the processing and manufacturing industry in China, the welding technology and the welding process are also synchronously developed, the welding is a manufacturing process or technology for jointing metal or other thermoplastic materials in a heating, high-temperature or high-pressure mode, in the welding procedure, substitute workpieces need to be fixed on a stable tool clamp and combined into a shape required by welding, and then welding treatment is carried out on the connecting part between the workpieces to be welded so as to achieve the structural connection requirement required finally.

At present, an engineer provides a workpiece to be processed, and as shown in fig. 1, the workpiece comprises a processing upright post, a middle flange piece and an end flange piece, the middle flange piece is sleeved at the middle end of the processing upright post, the end flange piece is sleeved at the end part of the processing upright post, one side of the processing upright post far away from the end flange piece is provided with a positioning groove, the required positioning tool for the workpiece is usually fixed in a respectively fixed mode, the middle flange or the end flange is fixed through a clamp, and the processing upright post is installed at a welding position and is welded.

Although the conventional fixed welding method completes the shape connection required by the workpiece, for the welding part shown in the figure, the processing precision is difficult to maintain through the processing method, the connecting position of the processing upright post generates certain deformation in the welding process, so that the connected flange pieces are easy to generate offset, if the connecting flange pieces are positioned through manual operation, the labor is wasted, the working efficiency is reduced, and therefore, the welding method needs a large amount of manpower and labor hours, is not high in precision, is easy to generate position offset, and has an improved space.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a pipe fitting welding tool which has the advantages of being accurate in positioning, strong in applicability and capable of improving working efficiency.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a welding frock of pipe fitting, includes end fixing component, flexible fixed subassembly and hole locating component, end fixing component installs on the station and arranges along the horizontal direction, the fixed work piece of end fixing component, be provided with fixed riser on the end fixing component, fixed riser fixed connection flexible fixed subassembly and hole locating component, flexible fixed subassembly sets up at the middle part of fixed riser and lifts fixed work piece, the hole locating component sets up the one end of keeping away from end fixing component at fixed riser, install the locating pin of being connected with the work piece on the hole locating component.

By adopting the technical scheme, the end fixing component is used for fixing the processing upright post and the end flange part of the workpiece, the flexible fixing component is used for fixing the middle flange part of the workpiece, the end fixing component has the effects of positioning and supporting the workpiece, the end flange part of the processing upright post, which is adjusted at the end, is placed on the end fixing component, the fixing baffle plate arranged on the end fixing component is at a certain distance from the workpiece, a welding worker can weld the processing upright post and the end flange part under the fixing structure, the processing upright post of the workpiece is easy to rotate during welding because the processing upright post of the workpiece is of a circular structure, the hole positioning component is connected with the workpiece through the positioning pin, the circumferential rotation of the processing upright post is restricted, the processing upright post of the workpiece is regarded as a rigid structure during welding, the flexible fixing component arranged in the middle of the fixing upright post lifts the middle flange part of the workpiece, and the middle flange part of the workpiece can be stably welded with the processing upright post of the workpiece, the structure positions each component of the workpiece respectively, so that each component has a stable connection state, and the workpiece positioning device has the advantages of accurate positioning, strong applicability and improvement on working efficiency.

Further, the end fixing assembly comprises a fixing top plate, a reference plate and a fixing bottom plate, the fixing top plate is arranged on the reference plate and is matched with the reference plate in shape, the fixing bottom plate is arranged below the reference plate and is matched with the reference plate in shape, a placing hole for fixing a workpiece is formed in the reference plate, and a shaping groove for fixing the workpiece is formed in the fixing top plate.

Adopt above-mentioned technical scheme, PMKD plays the effect of support for the bottom plate of this frock, the last processing structure who does not have any seting up of PMKD, make it can have fine depth of parallelism, PMKD is last to be provided with the benchmark board of seting up and placing the hole, the processing stand of work piece passes and places hole and PMKD butt, the radial degree of freedom has been retrained through the benchmark board to the processing stand, the downward degree of freedom of PMKD support restriction processing stand, reach the effect of firm processing stand, set type groove has been seted up on the fixed roof, the end flange spare shape adaptation of set type groove and work piece, end flange spare passes through the benchmark board and supports, make processing stand and end flange spare constitute stable connection structure, make things convenient for operating personnel to carry out welding operation to it, and has the advantages that improve work efficiency, stable work piece connection structure.

Furthermore, a connecting groove for clamping the fixed vertical plate is formed in the fixed top plate.

Adopt above-mentioned technical scheme, fixed riser passes through the spread groove and is connected with the roof, and simple structure just has the technological effect of accurate location, through the spread groove of changing or setting up different positions, makes this structure can use in multiple operating mode, has the advantage that improves this frock suitability.

Further, flexible fixed subassembly is including lifting the thing bottom plate of putting of work piece and the stereotype board of fixed work piece.

Adopt above-mentioned technical scheme, flexible fixed subassembly is connected on fixed riser, puts the middle part flange spare that the thing bottom plate is used for lifting the work piece, and this structure plays the effect that the space is fixed, puts the stereotype on the thing bottom plate and carries out the shape constraint to middle part flange spare, makes middle part flange spare and processing stand remain stable relation of connection, makes things convenient for welding personnel to carry out welding operation to this part, has stable in structure, advantage that the suitability is strong.

Furthermore, the hole positioning assembly comprises a positioning bottom plate, a supporting plate and a hole positioning plate, the positioning bottom plate is connected with the hole positioning plate through the supporting plate, and the hole positioning plate is provided with the positioning pin.

By adopting the technical scheme, the hole positioning structure restrains the circumferential freedom degree of the processing stand column of the workpiece through the connected positioning pins, the positioning bottom plate is in contact with the processing stand column and has the effect of auxiliary support, so that the processing stand column can be stably restrained on the tool, the supporting plate and the hole positioning plate form a stable rigid framework, the stable connection of the positioning pins and the processing stand column can be kept, and the hole positioning structure has the advantage of improving the structural stability.

Furthermore, the supporting plate is inserted on the fixed vertical plate, and the supporting plate and the hole positioning plate are fixed through welding.

Adopt above-mentioned technical scheme, the backup pad is pegged graft on fixed riser and passes through the welding with the hole locating plate and form rigid body structure, when the processing stand in the face of size, through the position of adjustment backup pad on fixed riser, can adapt to different structure location requirements, the original stability of structure that both kept has improved the practicality of structure simultaneously, has the advantage that promotes anchor clamps adaptability.

Furthermore, a reinforcing rib is arranged on the fixed vertical plate.

Adopt above-mentioned technical scheme, the porose locating component of installation and flexible fixed subassembly on the fixed riser lead to structural stability relatively poor, can effectual improvement fix the stability of riser through setting up the strengthening rib structure, and then promote this welding frock's positioning accuracy and mechanism stability.

In conclusion, the utility model has the following beneficial effects:

1. the tool adaptively fixes each part composition structure of a workpiece, wherein a hole positioning component restricts the circumferential rotation freedom degree of a processing upright post of the workpiece through a positioning pin, a flexible fixing component lifts a middle flange piece of the workpiece through a storage bottom plate and fixes the flange piece through a shaping plate, and an end fixing component fixes the processing upright post and an end flange piece of the workpiece through the structural characteristics of arranging a positioning groove and a placing hole;

2. the tool structure is provided with the reinforcing ribs, the supporting plate and the fixed vertical plate, the part of components form a stable frame structure, the flexible fixing assemblies and the hole positioning assemblies which are arranged on the fixed vertical plate can be stably combined for use, and the tool structure has the advantages of improving the structure positioning precision and the structure stability.

Drawings

FIG. 1 is a schematic structural view of a workpiece to be machined;

FIG. 2 is a schematic view of the overall structure of the present embodiment;

FIG. 3 is a schematic view of the structure connection of the present embodiment;

fig. 4 is an exploded view of a part of the structure of this embodiment.

In the figure: 1. processing the upright post; 11. positioning a groove; 12. a middle flange member; 13. a first through hole; 14. an end flange member; 15. a second through hole; 2. a bore positioning assembly; 21. positioning the bottom plate; 22. a support plate; 23. a hole positioning plate; 24. positioning pins; 3. a flexible securing assembly; 31. shaping plates; 32. an article placing bottom plate; 4. fixing the vertical plate; 41. reinforcing ribs; 42. a placement groove; 5. an end fixing assembly; 51. fixing a top plate; 511. a shaping groove; 512. connecting grooves; 52. a reference plate; 521. placing holes; 53. and fixing the bottom plate.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and examples.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

The utility model provides a welding frock of pipe fitting, is one kind and is provided with stable mechanical structure to with work piece structure adaptation, through the work piece that stable structure assists the fixed connection relation to be loose, make it can carry out welding operation under stable connected state, have that positioning accuracy is high, the suitability is strong, improve work efficiency's a welding frock.

Referring to fig. 1, a workpiece to be machined, which is suitable for the present invention, includes a machining column 1, the machining column 1 is made of a metal material, an end flange 14 is sleeved on an end of the machining column 1, a middle flange 12 is sleeved on a middle position of the machining column 1, the end flange 14 and the middle flange 12 are both in a rounded rectangle shape, through holes are respectively formed on the end flange 14 and the middle flange 12, wherein the middle flange part 12 is provided with a first through hole 13 at the arc end part far away from the processing upright post 1, the end flange part 14 is provided with a second through hole 15 at the arc end part far away from the processing upright post 1, the flange parts are usually fixed by limiting the first through hole 13 and the second through hole 15, however, a distance is formed between the processing upright post and the processing upright post 1, the deviation is easy to generate due to the unstable connection mode of the sleeve joint, and the positioning groove 11 is formed in one side of the processing upright post 1 far away from the end flange piece 14.

Referring to fig. 2, the present practical new form provides an embodiment, which includes an end fixing component 5, a flexible fixing component 3 and a hole positioning component 2, wherein the end fixing component 5 is installed on a station and arranged along a horizontal direction, the end fixing component is a rectangular parallelepiped structure and the periphery thereof is chamfered, so as to prevent the generation of shape deformation caused by collision or stress concentration during transportation; the end fixing component 5 is provided with a fixing vertical plate 4, the fixing vertical plate 4 extends along the direction vertical to the end fixing component 5, the fixing vertical plate 4 is made of cast iron materials, the fixing vertical plate has strong structural strength and structural plasticity, and can keep a stable structural shape under a strong load, the fixing vertical plate 4 is connected with a flexible fixing component 3 and a hole positioning component 2, wherein the flexible fixing component 3 is arranged in the middle of the fixing vertical plate 4 and plays a technical effect of lifting a fixed workpiece, the hole positioning component 2 is arranged at one end of the fixing vertical plate 4 far away from the end fixing part, and a positioning pin 24 connected with the workpiece is arranged on the hole positioning component 2;

the end fixing component 5 in the clamp plays a role in supporting and fixing a processing upright post 1 and an end flange part 14 of a workpiece, wherein the processing upright post 1 is inserted in the end fixing component 5, the end flange part 14 is close to the end of the processing upright post 1, the end fixing component 5 with adaptive depth can form stable connection of the end flange part, a middle flange part 12 of the workpiece is lifted and fixed through a flexible fixing component 3 arranged on a fixed vertical plate 4, so that the connection relation between the middle flange part 12 and the processing upright post 1 forms a stable connection state through an auxiliary structure, the processing upright post 1 is of a circular structure and can rotate in the welding process, in order to avoid the rotation, the positioning groove 11 of the processing upright post 1 is restrained by the hole positioning component 2 in cooperation with the positioning pin 24 structure to limit the freedom degree of circumferential rotation of the processing upright post 1, and the workpiece is fixed by the tool, the welding device has the advantages of forming a stable connection state, facilitating welding operation of each connection part of the workpiece by an operator, having high positioning precision and strong applicability, and improving the working efficiency.

Referring to fig. 2 and 4, the end fixing assembly 5 includes a fixed top plate 51, a base plate 52 and a fixed bottom plate 53, wherein the fixed top plate 51 is disposed on the base plate 52 and both of them are adapted in shape, the fixed bottom plate 53 is disposed under the base plate 52 and both of them are adapted in shape, three plates adapted in structure can constitute a stable connecting structure, the base plate 52 is provided with a placing hole 521 for fixing a workpiece, the placing hole 521 penetrates through the base plate 52, the processing column 1 of the workpiece is abutted to the fixed bottom plate 53 through the placing hole 521, the fixed bottom plate 53 plays a role of supporting the processing column 1, the placing hole 521 restricts the freedom of the processing column 1 in the axial direction, the fixed top plate 51 is provided with a shaping groove 511 for fixing the workpiece, the shaping groove 511 is provided with an end flange 14 adapted in shape, the shaping groove 511 penetrates through the fixed bottom plate 53, so that the base plate 52 supports the end flange 14, the structure restrains and fixes the processing upright post 1 and the end flange part 14 of the workpiece, and has the advantage of stable structure.

Fixed roof 51 has seted up the fixed riser 4 of joint's spread groove 512, and spread groove 512 sets up in the one side of keeping away from placing hole 521 and design groove 511, makes operating personnel can have sufficient space to carry out welding operation to the work piece of spread groove 512 position, is suitable for the work piece of different shape structures through seting up different spread groove 512 and design groove 511, has the advantage that improves work efficiency and suitability.

Referring to fig. 2, fig. 4, flexible fixed subassembly 3 is including lifting the thing bottom plate 32 of putting of work piece and the stereotype 31 of fixed work piece, wherein put the thing bottom plate 32 and be located stereotype 31 below and seted up the intercommunication groove on it, the intercommunication groove is arranged with placing hole 521 is concentric, the processing stand 1 of work piece with put thing bottom plate 32 contact constraint its at the axial degree of freedom, stereotype 31 then carries out the shape through opening set type groove 511 to the middle part flange spare 12 of work piece and fixes, stereotype 31 can be suitable for different work pieces through setting up the set type groove 511 of seting up different shapes, has stable work piece connection structure, improve the advantage of frock suitability.

Referring to fig. 2, fig. 3, hole locating component 2 includes the location bottom plate 21 of being connected with fixed riser 4, backup pad 22 and hole locating plate 23, wherein location bottom plate 21 passes through backup pad 22 and is connected with

hole locating plate

23, 21 right trapezoid shape of location bottom plate, its one side slope that is close to processing stand 1 arranges, in order to make things convenient for operating personnel to carry out welding operation to the junction, the arc wall has been seted up on the location bottom plate 21, this arc wall arranges with placing hole 521 is concentric, the processing stand 1 of work piece is arranged in this groove, install locating pin 24 on the hole locating plate 23, locating pin 24 passes through hole locating plate 23 and is connected the restraint its rotation at the axial with the constant head tank 11 of processing stand 1.

Backup pad 22 is pegged graft on fixed riser 4, and backup pad 22 and hole locating plate 23 welded fastening, backup pad 22 be two and form the supporting structure with hole locating plate 23, fine structural stability has, grafting structure can keep this supporting structure and fixed riser 4's stable connection relation, operating personnel is through adjusting the position of pegging graft, the position of locating pin 24 has then been adjusted, can satisfy the technological effect of the not unidimensional structure work piece of location, the advantage that has the improvement frock suitability has.

Referring to fig. 3, the fixed vertical plate 4 is provided with a reinforcing rib 41, the reinforcing rib 41 is made of cast iron and is in the shape of a right triangle, the triangle has the most stable shape structure, and because more members are installed on the fixed vertical plate 4, the reinforcing rib 41 can effectively improve the structural stability of the fixed vertical plate 4, so that the bearing capacity of the fixed vertical plate is greatly improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a welding frock of pipe fitting which characterized in that: including tip fixed subassembly (5), flexible fixed subassembly (3) and hole locating component (2), tip fixed subassembly (5) are installed on the station and are arranged along the horizontal direction, the fixed work piece of tip fixed subassembly (5), be provided with fixed riser (4) on tip fixed subassembly (5), fixed riser (4) fixed connection flexible fixed subassembly (3) and hole locating component (2), flexible fixed subassembly (3) set up at the middle part of fixed riser (4) and lift fixed work piece, hole locating component (2) set up the one end of keeping away from tip fixed subassembly (5) at fixed riser (4), install locating pin (24) of being connected with the work piece on hole locating component (2).

2. The welding frock of pipe fitting of claim 1, characterized in that: the end fixing assembly (5) comprises a fixing top plate (51), a reference plate (52) and a fixing bottom plate (53), the fixing top plate (51) is arranged on the reference plate (52) and is matched with the reference plate in shape, the fixing bottom plate (53) is arranged below the reference plate (52) and is matched with the reference plate in shape, a placing hole (521) for fixing a workpiece is formed in the reference plate (52), and a shaping groove (511) for fixing the workpiece is installed in the fixing top plate (51).

3. The welding frock of pipe fitting of claim 2, characterized in that: and a connecting groove (512) for clamping the fixed vertical plate (4) is formed in the fixed top plate (51).

4. The welding frock of pipe fitting of claim 1, characterized in that: the flexible fixing component (3) comprises an object placing bottom plate (32) for lifting the workpiece and a shaping plate (31) for fixing the workpiece.

5. The welding frock of pipe fitting of claim 1, characterized in that: the hole positioning assembly (2) comprises a positioning bottom plate (21) connected with the fixed vertical plate (4), a supporting plate (22) and a hole positioning plate (23), the positioning bottom plate (21) is connected with the hole positioning plate (23) through the supporting plate (22), and the positioning pin (24) is installed on the hole positioning plate (23).

6. The welding frock of pipe fitting of claim 5, characterized in that: the supporting plate (22) is inserted on the fixed vertical plate (4), and the supporting plate (22) and the hole positioning plate (23) are fixed through welding.

7. The welding frock of a pipe fitting of any one of claims 1 to 6, characterized in that: and reinforcing ribs (41) are arranged on the fixed vertical plates (4).