CN218657487U

CN218657487U - Air cooling bent pipe for welding robot

Info

Publication number: CN218657487U
Application number: CN202222898698.6U
Authority: CN
Inventors: 吴建冬
Original assignee: Changzhou Longren Electromechanical Co ltd
Current assignee: Changzhou Longren Electromechanical Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-21
Anticipated expiration: 2032-11-01

Abstract

The utility model relates to the technical field of welding gun parts, concretely relates to an air-cooled elbow for welding robot, including conductive nozzle seat, return bend, deflection positioning mechanism and connecting seat, conductive nozzle seat and connecting seat are connected respectively at the front and back both ends of return bend, deflection positioning mechanism includes respectively with the fixed preceding clamp splice of return bend front and back section and back clamp splice, be provided with a rotatable connecting rod on the back clamp splice, the one end that the back clamp splice was kept away from to the connecting rod is provided with the bar groove, be provided with the lock nut who passes the bar groove on the preceding clamp splice, the return bend is inside hollow tube, and it divide into front and back non-bendable section and middle bendable section, preceding clamp splice and back clamp splice set up in the outside of non-bendable section; the rear clamping block is provided with a dial, and the connecting rod is provided with a scale perspective hole; the utility model can manually adjust the bending angle of the bent pipe, the angle is visible, and the bent pipe can be kept to be shaped after reaching the required bending angle; the service life of the elbow is long.

Description

Air cooling bent pipe for welding robot

Technical Field

The utility model relates to a welder spare part technical field, in particular to air cooling return bend for welding robot.

Background

The air cooling bent pipe is an important part at the front working end of the welding robot and is used for connecting a welding gun head part, an air pipe, a cable and the like. Because the welding work environment is very complicated and the welding process is diversified, in order to ensure that the welding robot works normally, bent pipes with various specific angles are required to be used in many cases. The elbow pipe bending device is limited in the structure of the elbow pipe of the traditional welding robot, the bending angle of the existing elbow pipe is fixed, the welding robot needs to frequently replace the elbow pipe with different angles when performing complex welding operation, the elbow pipe with special angles even needs to be manufactured in a customized mode at a high price, and the use cost of the welding robot is greatly increased, and the welding efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gas cooling return bend for welding robot, its turn angle is adjustable, can adjust the angle of return bend according to actual need when using welding robot, need not the return bend of frequent change different turn angles to reduce use cost, improve welding work efficiency.

In order to achieve the above purpose, the utility model adopts the following scheme: the utility model provides an air-cooled return bend for welding robot, includes conductive nozzle seat, return bend, deflection positioning mechanism and connecting seat, both ends around the return bend are connected respectively to conductive nozzle seat and connecting seat, deflection positioning mechanism includes respectively with fixed preceding clamp splice and the back clamp splice of return bend front and back section, be provided with a rotatable connecting rod on the back clamp splice, the one end that back clamp splice was kept away from to the connecting rod is provided with the bar groove, be provided with the lock nut who passes the bar groove on the preceding clamp splice, the return bend is inside hollow tube, and it is divided into two sections front and back non-bendable sections and one section bendable section in the middle of, preceding clamp splice and back clamp splice setting are in non-bendable section's outside.

Furthermore, a semicircular dial is arranged on the rear clamping block, a scale perspective hole corresponding to the position is formed in the connecting rod, and the connecting rod is connected with the rear clamping block through a bearing.

Furthermore, the scale dial has a scale range of-45 degrees, and when the bendable section is in a straightened state, the scale perspective hole is positioned above the scale 0 degree.

Furthermore, the elbow is of a multilayer structure, and the outer layer of the silicone tube, the nickel-plated steel layer, the Teflon tube layer, the Teflon film insulating layer and the red copper inner core layer are sequentially arranged from the outer layer to the inner layer.

Furthermore, the front end of the conductive nozzle seat is provided with external threads, and air passages communicated with the bent pipe are arranged in the conductive nozzle seat and the connecting seat.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a gas cooling return bend for welding robot makes return bend bending angle manually adjustable through setting up deflection positioning mechanism, and bending angle is visual directly perceived, and is with low costs and high reliability, and keeps stereotyped after the return bend reaches required bending angle to satisfy different user demands; adopt multilayer return bend structure, difficult shriveling rupture, the thermal diffusivity is good, effectively prolongs the life of return bend.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2;

fig. 4 is an enlarged schematic view of B in fig. 2.

In the figure: 1. a conductive nozzle base; 2. bending the pipe; 2a, a non-bendable section; 2b, a bendable section; 3. a deflection positioning mechanism; 3a, a front clamping block; 3a-1, locking a nut; 3b, a rear clamping block; 3b-1, dial; 3c, a connecting rod; 3c-1, a strip-shaped groove; 3c-2, scale perspective holes; 4. a connecting seat.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1 to 4, an air-cooled elbow for a welding robot includes a conductive nozzle seat 1, an elbow 2, a deflection positioning mechanism 3 and a connecting seat 4, wherein the conductive nozzle seat 1 and the connecting seat 4 are respectively connected to the front end and the rear end of the elbow 2, the conductive nozzle seat 1 is used for connecting a conductive nozzle of a welding gun head, and the connecting seat 4 is used for connecting a welding gun handle and other components; the deflection positioning mechanism 3 is used for adjusting the deflection angle of the air-cooled elbow and comprises a front clamping block 3a and a rear clamping block 3b which are respectively fixed with the front section and the rear section of the elbow 2, a rotatable connecting rod 3c is arranged on the rear clamping block 3b, a strip-shaped groove 3c-1 is arranged at one end, far away from the rear clamping block 3b, of the connecting rod 3c, a locking nut 3a-1 penetrating through the strip-shaped groove 3c-1 is arranged on the front clamping block 3a, the locking nut 3a-1 is loosened before the angle is adjusted, and is locked after the adjustment is finished, so that the angle of the elbow 2 cannot be changed during working; the elbow 2 is an internal hollow tube and is divided into a front section and a rear section which are not bendable 2a and a middle section which is bendable 2b, and the front clamping block 3a and the rear clamping block 3b are arranged outside the non-bendable sections.

The rear clamping block 3b is provided with a semicircular dial 3b-1, the connecting rod 3c is provided with a scale perspective hole 3c-2 corresponding to the position, and the dial 3b-1 and the perspective hole 3c-2 are matched to display the current bending angle of the bent pipe 2, so that an operator can adjust the bent pipe 2 to a proper angle in a specific welding operation according to process requirements, and the welding device is convenient, time-saving and labor-saving; the scale dial 3b-1 has a scale range of-45 degrees, when the bendable section is in a straightening state, the scale perspective hole 3c-2 is positioned above the scale 0 degree, and the connecting rod 3c is connected with the rear clamping block 3b-1 through a bearing and rotates freely.

The bent pipe 2 is of a multilayer structure and sequentially comprises a silicone tube outer sleeve layer, a nickel-plated steel layer, a Teflon pipe layer, a Teflon film insulating layer and a red copper inner core layer from the outer layer to the inner layer; the outer sleeve layer of the silicone tube is used for sealing the pipeline and ensuring the air tightness; the nickel-plated steel layer has good corrosion resistance and protects the internal structure of the bent pipe; the insulating property of the Teflon material is excellent; the red copper inner core layer can effectively reduce heat generation and prolong the service life of the pipeline.

The front end of the conductive nozzle seat 1 is provided with external threads, the conductive nozzle seat is conveniently connected with the front end, and air passages communicated with the bent pipe 2 are arranged inside the conductive nozzle seat 1 and the connecting seat 4 and used for conveying air.

When the bending angle of the elbow pipe 2 needs to be adjusted, the locking nut 3a-1 is loosened, the elbow pipe 2 is bent to a required state, in the process, the position of the locking nut 3a-1 in the strip-shaped groove 3c-1 is correspondingly changed, the connecting rod 3c rotates relative to the rear clamping block 3b, and after the adjustment is completed, the locking nut 3a-1 is screwed down to firmly fix the connecting rod 3c and the front clamping block 3a, so that the angle of the elbow pipe 2 cannot be changed during working; the deflection positioning mechanism 3 can conveniently adjust the bending degree of the bent pipe 2, and different use requirements are met.

The above description is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and it should be noted that, for those skilled in the art, changes, modifications or additions can be made without departing from the concept of the present invention, and all shall belong to the scope of protection of the present invention.

Claims

1. An air-cooled elbow for a welding robot, characterized in that: the conductive nozzle comprises a conductive nozzle seat (1), a bent pipe (2), a deflection positioning mechanism (3) and a connecting seat (4), wherein the conductive nozzle seat (1) and the connecting seat (4) are respectively connected to the front end and the rear end of the bent pipe (2), the deflection positioning mechanism (3) comprises a front clamping block (3 a) and a rear clamping block (3 b) which are respectively fixed with the front section and the rear section of the bent pipe (2), a rotatable connecting rod (3 c) is arranged on the rear clamping block (3 b), a strip-shaped groove (3 c-1) is formed in one end, far away from the rear clamping block (3 b), of the connecting rod (3 c), and a locking nut (3 a-1) penetrating through the strip-shaped groove (3 c-1) is arranged on the front clamping block (3 a);

elbow pipe (2) are inside hollow tube, and it is divided into two sections preceding and back not bendable section (2 a) and one section bendable section (2 b) in the middle of, preceding clamp splice (3 a) and back clamp splice (3 b) set up in the outside of not bendable section.

2. The air-cooled elbow for a welding robot of claim 1, wherein: the rear clamping block (3 b) is provided with a semicircular dial (3 b-1), the connecting rod (3 c) is provided with a scale perspective hole (3 c-2) corresponding to the position, and the connecting rod (3 c) is connected with the rear clamping block (3 b) through a bearing.

3. The air-cooled elbow for a welding robot of claim 2, wherein: the scale dial (3 b-1) has a scale range of-45 degrees, and when the bendable section is in a straightened state, the scale perspective hole (3 c-2) is positioned above the scale dial of 0 degree.

4. The air-cooled elbow for a welding robot of claim 1, wherein: the bent pipe (2) is of a multilayer structure and sequentially comprises a silicone tube outer sleeve layer, a nickel-plated steel layer, a Teflon pipe layer, a Teflon film insulating layer and a red copper inner core layer from the outer layer to the inner layer.

5. The air-cooled elbow for a welding robot of claim 1, wherein: the front end of the conductive nozzle seat (1) is provided with external threads, and the interiors of the conductive nozzle seat (1) and the connecting seat (4) are provided with air passages communicated with the bent pipe (2).