CN215588107U - Welding positioning device - Google Patents

Abstract

The utility model relates to the technical field of welding positioning, in particular to a welding positioning device, which comprises a connector, a first bent pipe, a second bent pipe, a first positioning tool and a second positioning tool, wherein the first bent pipe and the second bent pipe are welded with the connector and are positioned below the connector; through first location frock and second location frock, die the position card of first return bend and second return bend, make it can not the dislocation when high temperature welding.

Description

Welding positioning device

Technical Field

The utility model relates to the technical field of welding positioning, in particular to a welding positioning device.

Background

The elbow and the connector of the current market flow meter are fixed by welding through argon arc welding, the normal argon arc welding temperature can reach more than one thousand degrees, the elbow and the connector can deform at the temperature, the elbow and the connector deform in size and relative position, and the flow meter has very accurate requirements on the size and the relative position of the elbow.

When the existing flowmeter is welded, a proper positioning device is not arranged, so that the bent pipe and the connector can be dislocated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a welding positioning device, and aims to solve the technical problem that a bent pipe and a connector are dislocated due to the fact that no proper positioning device is provided when a flowmeter in the prior art is welded.

In order to achieve the purpose, the utility model provides a welding positioning device which comprises a connector, a first bent pipe, a second bent pipe, a first positioning tool and a second positioning tool, wherein the first bent pipe and the second bent pipe are welded with the connector and are positioned below the connector, the first positioning tool is clamped with the connector, the first bent pipe and the second bent pipe and is positioned between the connector and the second bent pipe, the number of the second positioning tools is two, the bottom of the first positioning tool is provided with two clamping grooves, each second positioning tool is detachably connected with the first bent pipe and the second bent pipe, and the two second positioning tools are positioned below the corresponding clamping grooves.

The first positioning tool and the second positioning tool clamp the first bent pipe and the second bent pipe, so that the first bent pipe and the second bent pipe cannot be dislocated during high-temperature welding.

The first bent pipe and the second bent pipe comprise bending sections and straight line sections, the number of the bending sections is two, one ends of the bending sections are welded with the connector respectively and located below the connector, two ends of the straight line sections are fixedly connected with the other ends of the bending sections respectively and correspond to the two ends of the bending sections and located below the bending sections.

The connector with the junction of the section of bending is first tie point, and the section of bending with the junction of straightway is the second tie point, yielding position when two tie points are the welding.

The first positioning tool comprises a fixing plate and a first positioning plate, the fixing plate is arranged between the connector and the second bent pipe, the number of the first positioning plate is two, the two first positioning plates are respectively fixedly connected with the fixing plate and respectively located on two sides of the fixing plate, and respectively connected with the connector and the bending section in a clamping mode.

The first connecting point is limited through the first positioning plate, so that dislocation cannot occur during welding.

The first positioning tool further comprises two second positioning plates, the two second positioning plates are fixedly connected with the fixing plate respectively and located on two sides of the fixing plate respectively, and the two second positioning plates are connected with the connector and the bending section in a clamped mode respectively.

The second connecting point is limited by the second positioning plate, so that dislocation cannot occur during welding.

And threaded holes are formed in the clamping groove and the bottom of the second positioning tool.

And fixing the second positioning tool below the clamping groove by inserting a screw.

The top end of the second positioning tool is provided with two limiting grooves, and the first bent pipe and the second bent pipe are respectively clamped with the corresponding limiting grooves.

The relative positions of the first bent pipe and the second bent pipe are limited by the limiting groove, and the fact that the distance between the first bent pipe and the second bent pipe cannot change after welding is guaranteed.

According to the welding positioning device, the connector, the first bent pipe, the second bent pipe and the connecting blocks are all assemblies to be welded, the first bent pipe and the second bent pipe are fixed below the connector through spot welding before welding, the first positioning tool is placed between the connector and the second bent pipe, the first bent pipe and the second bent pipe are tightly pressed through the second positioning tool, the first bent pipe and the second bent pipe are fixed through screws and are welded for the first time, the welding point is the connecting position of the first bent pipe, the second bent pipe and the connector, the two connecting blocks are placed between the first bent pipe and the second bent pipe and are welded for the second time, and through the structure, positioning before welding is accurate, and dislocation cannot occur after welding.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a connection schematic diagram of a first welding of a welding positioning device provided by the utility model.

Fig. 2 is a connection schematic diagram of a second welding of the welding positioning device provided by the utility model.

Fig. 3 is a schematic structural diagram of a first positioning tool provided by the present invention.

Fig. 4 is a schematic structural diagram of a second positioning tool provided by the present invention.

The device comprises a connector 1, a first bent pipe 2, a bent section 21, a straight line section 22, a second bent pipe 3, a first positioning tool 4, a fixing plate 41, a first positioning plate 42, a second positioning plate 43, a second positioning tool 5, a connecting block 6, a clamping groove 7, a threaded hole 8 and a limiting groove 9.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 4, the present invention provides a welding positioning device, which includes a connector 1, a first bent pipe 2, a second bent pipe 3, a first positioning tool 4 and a second positioning tool 5, wherein both the first bent pipe 2 and the second bent pipe 3 are welded to the connector 1, and are all positioned below the connector 1, the first positioning tool 4 is clamped with the connector 1, the first bent pipe 2 and the second bent pipe 3, and is located between the connector 1 and the second elbow 3, the number of the second positioning tools 5 is two, the bottom of first location frock 4 is provided with two draw-in grooves 7, every second location frock 5 respectively with first return bend 2 with the second return bend 3 is dismantled and is connected, two second location frock 5 is located respectively corresponding the below of draw-in groove 7.

In this embodiment, the connector 1, the first bent pipe 2, the second bent pipe 3 and the connecting block 6 are all components to be welded, before welding, the first bent pipe 2 and the second bent pipe 3 are fixed below the connector 1 by spot welding, the first positioning tool 4 is placed between the connector 1 and the second bent pipe 3, the first bent pipe 2 and the second bent pipe 3 are pressed by the second positioning tool 5, the first bent pipe 2 and the second bent pipe 3 are fixed by screws, and first welding is performed, where a welding point is a connection position of the first bent pipe 2, the second bent pipe 3 and the connector 1; according to the structure, the positioning is accurate before welding, the connector 1 and the relative position between the first bent pipe 2 and the second bent pipe 3 can be fixed, and during welding, the relative position between the connector 1 and the first bent pipe 2 and the second bent pipe 3 can not be changed.

Further, the first bent pipe 2 and the second bent pipe 3 both include two bent sections 21 and two straight sections 22, one end of each of the two bent sections 21 is welded to the connector 1, and is located below the connector 1, and two ends of each of the straight sections 22 are fixedly connected to the other end of the corresponding bent section 21, and are located below the two bent sections 21; the first positioning tool 4 comprises a fixing plate 41 and two first positioning plates 42, the fixing plate 41 is arranged between the connector 1 and the second bent pipe 3, the two first positioning plates 42 are respectively fixedly connected with the fixing plate 41, are respectively positioned on two sides of the fixing plate 41, and are respectively clamped with the connector 1 and the bent section 21; the first positioning tool 4 further comprises two second positioning plates 43, the number of the second positioning plates 43 is two, and the two second positioning plates 43 are respectively fixedly connected with the fixing plate 41 and respectively located on two sides of the fixing plate 41 and respectively connected with the connector 1 and the bending section 21 in a clamping manner.

In this embodiment, the joint of the connector 1 and the bending section 21 is a first joint, and the joint of the bending section 21 and the straight line section 22 is a second joint, and both the two joints are easy to deform during welding, and the first joint is limited by the first positioning plate 42, and the second joint is limited by the second positioning plate 43, so that the welding can not be dislocated.

Further, the inside of draw-in groove 7 with the bottom of second location frock 5 all is provided with screw hole 8, the top of second location frock 5 is provided with two spacing grooves 9, first return bend 2 with second return bend 3 respectively with correspond spacing groove 9 joint.

In this embodiment, the relative positions of the first bent tube 2 and the second bent tube 3 are limited by the limiting groove 9, and a screw is screwed into the threaded hole 8, so that the distance between the first bent tube 2 and the second bent tube 3 is ensured not to change after welding.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims (6)

1. A welding positioning device is characterized in that,

welding position device includes connector, first return bend, second return bend, first location frock and second location frock, first return bend with the second return bend all with the connector welding, and all be located the below of connector, first location frock with the connector first return bend the second return bend joint, and be located the connector with between the second return bend, the quantity of second location frock is two, the bottom of first location frock is provided with two draw-in grooves, every second location frock respectively with first return bend with the connection is dismantled to the second return bend, two second location frock is located the correspondence respectively the below of draw-in groove.

2. A weld positioning device according to claim 1,

the first elbow and the second elbow all include the section of bending and straightway, the quantity of the section of bending is two, two the one end of the section of bending respectively with the connector welding, and all be located the below of connector, the both ends of straightway respectively with correspond the other end fixed connection of the section of bending, and be located two the below of the section of bending.

3. A weld positioning device according to claim 2,

first location frock includes fixed plate and first locating plate, the fixed plate set up in the connector with between the second return bend, the quantity of first locating plate is two, two first locating plate respectively with fixed plate fixed connection, and be located respectively the both sides of fixed plate, and respectively with the connector with the section joint of bending.

4. A weld positioning device according to claim 3,

the first positioning tool further comprises two second positioning plates, the two second positioning plates are fixedly connected with the fixing plate respectively and located on two sides of the fixing plate respectively, and the two second positioning plates are connected with the connector and the bending section in a clamped mode respectively.

5. A weld positioning device according to claim 4,

and threaded holes are formed in the clamping groove and the bottom of the second positioning tool.

6. A weld positioning device according to claim 5,

the top of second location frock is provided with two spacing grooves, first return bend with the second return bend respectively with correspond the spacing groove joint.

Images