CN220943958U - Pipe fitting welding device - Google Patents

Abstract

The utility model belongs to the technical field of welding and discloses a pipe fitting welding device, which comprises an installation table, a bracket mechanism arranged on the installation table and a grounding wire, wherein the bracket mechanism comprises two bearing structures, each bearing structure comprises a bearing bracket, a metal roller and a first insulating sleeve, one end of each bearing bracket is connected with the installation table, the metal roller is rotatably connected with the other end of each bearing bracket, the first insulating sleeve is arranged at the rotary connection part of each metal roller and each bearing bracket, the metal rollers of the two bearing structures are used for bearing metal pipe fittings, and the grounding wire is connected with one metal roller. Compared with the prior art, the pipe fitting welding device avoids potential safety hazards caused by the fact that welding current is conducted to the mounting table, so that other electric devices arranged on the mounting table cannot be influenced, and the pipe fitting welding device is simple in structure and small in number of parts.

Description

Pipe fitting welding device

Technical Field

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

Background

The pipe fitting is a generic term for parts in a pipeline system that function as a connection, control, direction change, flow diversion, seal or support, etc. The metal pipe fitting has the excellent characteristics of high strength, corrosion resistance, stable use state in severe environments and the like, and is easy to install and maintain, so that the metal pipe fitting is widely applied to engineering construction, irrigation, electrical equipment and the like.

The metal pipe fittings are usually connected by welding. A pipe fitting welding set among the prior art includes the base and rotates two first gyro wheels on the base, and two first gyro wheels are used for supporting metal pipe fitting, still are equipped with grounding subassembly on the base, and grounding subassembly is including setting up the crane on the base to and rotate the second gyro wheel of connecting in the crane, second gyro wheel and crane homoenergetic are electrically conductive, and the earth connection is connected in the crane, and the electric current on the metal pipe fitting flows through second gyro wheel, crane and earth connection ground in proper order. The pipe fitting welding device can realize grounding, but welding current flowing through the lifting frame can be conducted to the base to cause potential safety hazards, and the pipe fitting welding device can also influence other electric devices arranged on the base, and is complex in structure and large in number of parts.

Disclosure of utility model

The utility model aims to provide a pipe fitting welding device so as to solve the problems that the pipe fitting welding device in the prior art can realize grounding, but welding current flowing through a lifting frame can be conducted to a base to cause potential safety hazard, and other electric devices arranged on the base can be influenced, and the pipe fitting welding device is complex in structure and has a large number of parts.

To achieve the purpose, the utility model adopts the following technical scheme:

The pipe fitting welding device comprises an installation table and a bracket mechanism arranged on the installation table, wherein the bracket mechanism comprises two bearing structures, each bearing structure comprises a bearing bracket, a metal roller and a first insulating sleeve, one end of each bearing bracket is connected with the installation table, the metal roller is rotationally connected with the other end of each bearing bracket, the first insulating sleeve is arranged at the rotational connection part of each metal roller and each bearing bracket, and the two metal rollers of each bearing structure are used for bearing metal pipe fittings;

and the grounding wire is connected with one metal roller.

Preferably, the bracket mechanism further comprises a bracket bottom plate, the bracket brackets of the two bearing structures are connected to the bracket bottom plate, and the bracket bottom plate is connected to the mounting table in a sliding manner along a first direction.

Preferably, one of the mounting table and the bracket bottom plate is provided with a first sliding rail, the other one is provided with a first sliding groove, the first sliding rail is in sliding fit with the first sliding groove, and the extending direction of the first sliding rail is parallel to the first direction.

Preferably, the bearing structure further comprises a sliding table, the sliding table is slidably connected to the bracket bottom plate, the sliding table is rotatably connected with the bearing brackets, the bearing brackets of the two bearing structures are rotatably connected, and the sliding direction of the sliding table is perpendicular to the first direction;

The bracket mechanism further comprises a lifting adjusting assembly, the lifting adjusting assembly can adjust the rotation connection parts of the two support brackets to lift along the height direction of the mounting table, and the height direction of the mounting table is perpendicular to the sliding direction of the sliding table and the first direction.

Preferably, the bracket bottom plate is provided with a second sliding rail, the sliding table is provided with a second sliding groove, the second sliding groove is in sliding fit with the second sliding rail, and the extending direction of the second sliding rail is parallel to the sliding direction of the sliding table.

Preferably, the lifting adjusting assembly comprises an adjusting handle and an adjusting block, the adjusting block is fixedly connected to the rotating connection part of the two supporting brackets, and the adjusting handle is in transmission connection with the adjusting block and can drive the adjusting block to lift along the height direction of the mounting table.

Preferably, the lifting adjusting assembly further comprises a bracket fixedly arranged on the bracket bottom plate, a screw rod rotatably connected to the bracket, a first bevel gear and a second bevel gear which are meshed with the bracket, the adjusting handle is rotatably connected to the bracket, the first bevel gear is fixedly connected to the adjusting handle, the second bevel gear is fixedly connected to the screw rod, and the adjusting block is further in threaded connection with the screw rod and is slidably connected to the bracket along the height direction of the mounting table.

Preferably, the bearing structure further comprises a bearing, the bearing bracket is fixedly sleeved on the outer ring of the bearing, the inner ring of the bearing is fixedly sleeved on the first insulating sleeve, and the first insulating sleeve is fixedly sleeved on the wheel shaft of the metal roller.

Preferably, a second insulating sleeve is arranged between the outer ring of the bearing and the support bracket.

Preferably, the pipe fitting welding device further comprises a driving motor, the bracket mechanism and the driving motor are distributed at intervals, and an output shaft of the driving motor can be detachably connected with the metal pipe fitting and can drive the metal pipe fitting to rotate around the central axis of the metal pipe fitting.

The utility model has the beneficial effects that:

The utility model aims to provide a pipe fitting welding device, which comprises a mounting table, a bracket mechanism arranged on the mounting table and a grounding wire, wherein the bracket mechanism comprises two bearing structures, each bearing structure comprises a bearing bracket, a metal roller and a first insulating sleeve, one end of each bearing bracket is connected with the mounting table, the metal roller is rotatably connected to the other end of each bearing bracket, the first insulating sleeve is arranged at the rotary connection part of each metal roller and each bearing bracket, and the metal rollers of the two bearing structures are used for bearing metal pipe fittings; the grounding wire is connected with one metal roller. Specifically, when carrying out welding treatment, support metal pipe fitting in two metal gyro wheels, the metal gyro wheel is provided with first insulating cover with the rotation junction of support bracket, and metal gyro wheel is connected with the earth connection, carries out metal pipe fitting welded in-process, and welding current is conducted to the metal gyro wheel by metal pipe fitting, is conducted to the earth connection earth by metal gyro wheel again. So set up for this pipe fitting welding set has avoided welding current to the potential safety hazard that the mount table caused for prior art, thereby also can not cause the influence to other electric devices that set up on the mount table, and this pipe fitting welding set simple structure, spare part is in a small number.

Drawings

FIG. 1 is a schematic view of a part of a pipe welding apparatus according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a pipe welding device according to an embodiment of the present utility model.

In the figure:

100. A metal pipe fitting;

1. A mounting table; 11. a first slide rail;

2. A bracket mechanism; 21. a support structure; 211. a support bracket; 212. a metal roller; 213. a first insulating sleeve; 214. a second insulating sleeve; 215. a sliding table; 216. a bearing; 22. a bracket base plate; 221. a second slide rail; 23. a lifting adjusting component; 231. an adjusting handle; 232. a bracket;

3. and a grounding wire.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The utility model provides a pipe fitting welding device, as shown in fig. 1-2, the pipe fitting welding device comprises a mounting table 1, a bracket mechanism 2 arranged on the mounting table 1 and a grounding wire 3, wherein the bracket mechanism 2 comprises two bearing structures 21, each bearing structure 21 comprises a bearing bracket 211, a metal roller 212 and a first insulating sleeve 213, one end of each bearing bracket 211 is connected with the mounting table 1, the metal roller 212 is rotatably connected with the other end of each bearing bracket 211, the first insulating sleeve 213 is arranged at the rotary connection part of each metal roller 212 and each bearing bracket 211, and the metal rollers 212 of the two bearing structures 21 are used for bearing a metal pipe fitting 100; the ground wire 3 is connected to one of the metal rollers 212.

Specifically, as shown in fig. 1-2, in particular, when the welding process is performed, the metal pipe fitting 100 is supported on two metal rollers 212, a first insulating sleeve 213 is disposed at the rotation connection position of the metal rollers 212 and the support bracket 211, the metal rollers 212 are connected with the grounding wire 3, and in the process of performing the welding of the metal pipe fitting 100, the welding current is conducted from the metal pipe fitting 100 to the metal rollers 212, and then is conducted from the metal rollers 212 to the grounding wire 3 for grounding. So set up for this pipe fitting welding set is simple structure for prior art, has avoided welding current to conduct to the potential safety hazard that mount table 1 caused, thereby also can not cause the influence to other electric devices that set up on mount table 1, and this pipe fitting welding set simple structure, spare part is in a small number.

Wherein the first direction is parallel to the axial direction of the output shaft of the driving motor; the height direction of the mount 1 is perpendicular to both the sliding direction and the first direction of the slide table 215. The ab direction in fig. 2 is the sliding direction of the sliding table 215; the cd direction is the height direction of the mount 1.

The pipe fitting welding device further comprises a driving motor, the bracket mechanism 2 and the driving motor are distributed at intervals, and an output shaft of the driving motor can be detachably connected with the metal pipe fitting 100 and can drive the metal pipe fitting 100 to rotate around the central axis of the metal pipe fitting. Specifically, the metal tube 100 is supported on two metal rollers 212, one end of the metal tube 100 is detachably connected to an output shaft of a driving motor, the driving motor is started, the driving motor can drive the metal tube 100 to rotate around the central axis of the metal tube 100, wherein the metal tube 100 can also drive the metal roller 212 to rotate around the central axis of the metal tube on the support bracket 211 in the rotating process, more specifically, the metal roller 212 is connected with a grounding wire 3, the metal tube 100 is grounded through the metal roller 212 and the grounding wire 3, and further specifically, a first insulating sleeve 213 is arranged at the rotating connection position of the metal roller 212 and the support bracket 211, so that welding current is conducted from the metal tube 100 to the metal roller 212 and then conducted from the metal roller 212 to the grounding wire 3 to be grounded in the welding process of the metal tube 100.

Preferably, the drive motor is a servo motor. By this arrangement, the rotational speed and rotational direction of the metal pipe fitting 100 can be controlled to facilitate welding.

Specifically, the driving motor may be provided on the mount table 1 by a lifter. As an alternative, the drive motor may also be arranged at intervals from the mounting table 1 in the first direction by means of a lifting frame.

Wherein, as shown in fig. 2, the bracket mechanism 2 further comprises a bracket bottom plate 22, the bracket brackets 211 of the two bearing structures 21 are connected to the bracket bottom plate 22, and the bracket bottom plate 22 is slidably connected to the mounting table 1 along the first direction. So set up, can adjust the distance between bracket bottom plate 22 and the driving motor, can adjust the distance between bracket mechanism 2 and the driving motor to the metal pipe fitting 100 of different length supports behind two metal gyro wheels 212, all can be located the preferred welding position. It will be appreciated that the first direction is parallel to the axial direction of the output shaft of the drive motor.

Specifically, as shown in fig. 2, one of the mounting table 1 and the bracket bottom plate 22 is provided with a first slide rail 11, and the other is provided with a first slide groove, the first slide rail 11 is slidably fitted with the first slide groove, and the extending direction of the first slide rail 11 is parallel to the first direction. So set up for bracket bottom plate 22 can be on mount table 1 along the axial direction of driving motor output shaft, can adjust the distance between bracket mechanism 2 and the driving motor, so that the metal pipe fitting 100 of different length sets up behind bracket mechanism 2, all can be located the preferred welding position. In the present embodiment, the mounting table 1 is illustratively provided with a first slide rail 11, and the bracket base 22 is provided with a first slide groove, and the first slide rail 11 is slidingly engaged with the first slide groove. As an alternative, the mounting table 1 is provided with a first slide groove, the carrier base plate 22 is provided with a first slide rail 11, and the first slide rail 11 is in sliding fit with the first slide groove.

More specifically, as shown in fig. 2, the number of the first sliding rails 11 and the first sliding grooves is two, the two first sliding rails 11 and the two first sliding grooves are arranged in a one-to-one correspondence manner, and the two first sliding rails 11 are distributed at intervals along the sliding direction of the sliding table 215. By this arrangement, the stability and reliability of the sliding fit between the bracket bottom plate 22 and the mount table 1 can be improved.

As shown in fig. 2, the supporting structures 21 further include a sliding table 215, the sliding table 215 is slidably connected to the bracket bottom plate 22, and the sliding table 215 is rotatably connected to the supporting bracket 211, the supporting brackets 211 of the two supporting structures 21 are rotatably connected, and the sliding direction of the sliding table 215 is perpendicular to the first direction; the bracket mechanism 2 further includes a lifting adjusting assembly 23, and the lifting adjusting assembly 23 can adjust the rotation joint of the two support brackets 211 to lift along the height direction of the mounting table 1, wherein the height direction of the mounting table 1 is perpendicular to the sliding direction and the first direction of the sliding table 215. By adjusting the distance between the two sliding tables 215 on the bracket bottom plate 22, the included angle between the two supporting brackets 211 can be adjusted, and the height between the rotating joint of the two supporting brackets 211 and the bracket bottom plate 22 along the height direction of the mounting table 1 can be synchronously adjusted.

As shown in fig. 2, the bracket bottom plate 22 is provided with a second sliding rail 221, the sliding table 215 is provided with a second sliding groove, the second sliding groove is in sliding fit with the second sliding rail 221, and the extending direction of the second sliding rail 221 is parallel to the sliding direction of the sliding table 215. So arranged, it is achieved that the spacing of the two slide tables 215 on the pallet base 22 can be adjusted.

As shown in fig. 2, the lifting adjusting assembly 23 includes an adjusting handle 231 and an adjusting block, the adjusting block is fixedly connected to the rotating connection part of the two support brackets 211, and the adjusting handle 231 is in transmission connection with the adjusting block and can drive the adjusting block to lift along the height direction of the mounting table 1. So arranged, the angle between the two support brackets 211 can be adjusted by the adjusting handle 231, and the height of the rotating joint of the two support brackets 211 from the bracket bottom plate 22 along the height direction of the mounting table 1 can be synchronously adjusted.

Specifically, as shown in fig. 2, the lifting adjustment assembly 23 further includes a bracket 232 fixedly disposed on the bracket base 22, a screw rod rotatably connected to the bracket 232, and a first bevel gear and a second bevel gear engaged with each other, the adjustment handle 231 is rotatably connected to the bracket 232, the first bevel gear is fixedly connected to the adjustment handle 231, the second bevel gear is fixedly connected to the screw rod, and the adjustment block is further screwed to the screw rod and slidably connected to the bracket 232 along the height direction of the mounting table 1. Specifically, the adjustment handle 231 is fixedly connected with the first bevel gear, the first bevel gear can be driven to rotate by rotating the adjustment handle 231, the first bevel gear is driven to be meshed with the second bevel gear, the second bevel gear drives the screw rod to rotate around the central axis of the screw rod, specifically, the adjustment block is in threaded connection with the screw rod and is fixedly connected with the rotating connection part of the two support brackets 211, and the adjustment block is in sliding connection with the support 232, in the process that the screw rod rotates around the central axis of the screw rod, the adjustment block is driven to lift in the support 232 along the height direction of the mounting table 1, so that the included angle between the two support brackets 211 can be adjusted, and the height of the rotating connection part of the two support brackets 211 from the bracket bottom plate 22 along the height direction of the mounting table 1 can be synchronously adjusted.

Alternatively, the number of the tray mechanisms 2 is plural, and the plurality of tray mechanisms 2 are spaced apart in the first direction. By the arrangement, the service performance of the pipe fitting welding device can be further improved.

1-2, The supporting structure 21 further includes a bearing 216, the supporting bracket 211 is fixedly sleeved on an outer ring of the bearing 216, an inner ring of the bearing 216 is fixedly sleeved on the first insulating sleeve 213, and the first insulating sleeve 213 is fixedly sleeved on an axle of the metal roller 212. So set up for the rotation frictional resistance between metal gyro wheel 212 and the support bracket 211 reduces, makes metal pipe fitting 100 drive metal gyro wheel 212 rotation in support bracket 211 more easily at pivoted in-process, and insulates between metal gyro wheel 212 and the bearing 216, then all insulates between metal pipe fitting 100 and support bracket 211 and mount table 1, has avoided welding current to pass support bracket 211 and mount table 1 and has caused the potential safety hazard, thereby also can not cause the influence to other electrical components that set up on mount table 1.

Specifically, as shown in fig. 1, first insulating sleeves 213 are disposed at two ends of the axle of the metal roller 212 in the axial direction, and two bearings 216 are disposed in one-to-one correspondence with the two first insulating sleeves 213.

1-2, A second insulating sleeve 214 is disposed between the outer race of the bearing 216 and the support bracket 211. By the arrangement, the outer ring of the bearing 216 is insulated from the support bracket 211, so that potential safety hazards caused by welding current passing through the support bracket 211 and the mounting table 1 are further avoided, and influence on other electric devices arranged on the mounting table 1 is further avoided.

Specifically, as shown in fig. 1, the number of the second insulating sleeves 214 is two, and the two second insulating sleeves 214 are arranged in one-to-one correspondence with the two bearings 216.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The pipe fitting welding device is characterized by comprising a mounting table (1) and a bracket mechanism (2) arranged on the mounting table (1), wherein the bracket mechanism (2) comprises two bearing structures (21), each bearing structure (21) comprises a bearing bracket (211), a metal roller (212) and a first insulating sleeve (213), one end of each bearing bracket (211) is connected with the mounting table (1), each metal roller (212) is rotatably connected with the other end of each bearing bracket (211), the first insulating sleeve (213) is arranged at the rotary joint of each metal roller (212) and each bearing bracket (211), and the metal rollers (212) of the two bearing structures (21) are used for bearing a metal pipe fitting (100);

and the grounding wire (3) is connected with one metal roller (212).

2. Pipe welding device according to claim 1, characterized in that the bracket mechanism (2) further comprises a bracket base plate (22), the support brackets (211) of both support structures (21) being connected to the bracket base plate (22), the bracket base plate (22) being slidingly connected to the mounting table (1) in a first direction.

3. A pipe welding device according to claim 2, characterized in that one of the mounting table (1) and the carrier base plate (22) is provided with a first slide rail (11), the other is provided with a first slide groove, the first slide rail (11) is in sliding fit with the first slide groove, and the extending direction of the first slide rail (11) is parallel to the first direction.

4. A pipe welding device according to claim 2, wherein the support structure (21) further comprises a sliding table (215), the sliding table (215) being slidably connected to the carrier base plate (22), and the sliding table (215) being rotatably connected to the support brackets (211), the support brackets (211) of both support structures (21) being rotatably connected, the sliding direction of the sliding table (215) being perpendicular to the first direction;

The bracket mechanism (2) further comprises a lifting adjusting assembly (23), the lifting adjusting assembly (23) can adjust the rotation connection position of the two support brackets (211) to lift along the height direction of the mounting table (1), and the height direction of the mounting table (1) is perpendicular to the sliding direction of the sliding table (215) and the first direction.

5. A pipe fitting welding device according to claim 4, characterized in that the carrier base plate (22) is provided with a second slide rail (221), the slide table (215) is provided with a second slide groove, the second slide groove is in sliding fit with the second slide rail (221), and the extending direction of the second slide rail (221) is parallel to the sliding direction of the slide table (215).

6. The pipe fitting welding set as claimed in claim 5, wherein the lifting adjusting assembly (23) comprises an adjusting handle (231) and an adjusting block, the adjusting block is fixedly connected to the rotating connection part of the two support brackets (211), and the adjusting handle (231) is in transmission connection with the adjusting block and can drive the adjusting block to lift along the height direction of the mounting table (1).

7. The pipe fitting welding apparatus according to claim 6, wherein the elevation adjustment assembly (23) further comprises a bracket (232) fixedly provided to the bracket base plate (22), a screw rod rotatably connected to the bracket (232), and a first bevel gear and a second bevel gear engaged with each other, the adjustment handle (231) is rotatably connected to the bracket (232), the first bevel gear is fixedly connected to the adjustment handle (231), the second bevel gear is fixedly connected to the screw rod, and the adjustment block is further screwed to the screw rod and slidably connected to the bracket (232) in a height direction of the mounting table (1).

8. A pipe welding apparatus according to any one of claims 1-7, wherein the support structure (21) further comprises a bearing (216), the support bracket (211) is fixedly sleeved on an outer ring of the bearing (216), an inner ring of the bearing (216) is fixedly sleeved on the first insulating sleeve (213), and the first insulating sleeve (213) is fixedly sleeved on an axle of the metal roller (212).

9. A pipe welding device according to claim 8, characterized in that a second insulating sleeve (214) is arranged between the outer ring of the bearing (216) and the support bracket (211).

10. A pipe welding apparatus according to any one of claims 1-7, further comprising a drive motor, said bracket means (2) and said drive motor being spaced apart, an output shaft of said drive motor being detachably connectable to the metal pipe (100) and being capable of driving said metal pipe (100) to rotate about its central axis.