CN109940661B

CN109940661B - Anti-distortion mechanism for pipeline package of welding robot

Info

Publication number: CN109940661B
Application number: CN201910282792.9A
Authority: CN
Inventors: 刘蕾; 郭永恒; 张梁; 任玉峰; 申启乡
Original assignee: Anhui Juyi Technology Co Ltd
Current assignee: Anhui Juyi Technology Co Ltd
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2021-04-06
Anticipated expiration: 2039-04-09
Also published as: CN109940661A

Abstract

The invention discloses an anti-twisting mechanism for a pipeline package of a welding robot, wherein the anti-twisting mechanism is arranged at the rear part of a rear sleeve of a pipeline package protective shell of the welding robot and comprises a transition connecting plate, a pair of connecting lug seats, a pin shaft, a support rod and a clamping seat, the clamping seat is used for clamping the tail part of the pipeline package, the clamping seat can turn over along with the motion of the track of the pipeline package after clamping the tail part of the pipeline package, and the transition connecting plate is provided with a turning avoiding groove and a turning angle limiting structure which are used for avoiding the support rod when the clamping seat turns over. The anti-twisting mechanism is turned over along with the movement of the pipeline package track, effectively avoids the transition twisting of the pipeline package pipeline and the scraping in the movement process, ensures that the pipeline package can adapt to the robot according to the posture and the angle of the robot in the welding process, and prevents the pipeline package from being twisted and pulled.

Description

Anti-distortion mechanism for pipeline package of welding robot

Technical Field

The invention relates to a pipeline package of a welding robot, in particular to an anti-twisting mechanism of the pipeline package of the welding robot.

Background

The pipeline package is the general module of robot, through pipeline built-in and tow chain, not only makes the cable more press close to the robot, has reduced the occupation in space, has increased a protective layer tow chain for the cable is outer moreover, and the tow chain replaces the cable and has born frictional force, and radial ascending pulling force also has the tow chain to undertake moreover, and the minimum bend radius that tow chain itself possessed makes the cable move under the bend radius that is greater than this numerical value all the time, and this undoubtedly provides very big protection for the pipeline.

The pipeline package is widely applied in a welding workshop of a body-in-white and is a necessary universal module for various robots, but the pipeline package is too long due to the fact that the robots have the requirements of multiple postures and multiple angles in the welding process. As shown in fig. 1a to 1c, the robot 10 'has a pair of front sleeves 21' and a pair of rear sleeves 22 'supported on the tube pack protective case 20', and the tail 41 'of the tube pack 40 is in a form of being rolled back at the rear of the pair of rear sleeves 40' as shown in fig. 1a, so that there are problems of strain, sprain, and cable in use.

For this reason, it is necessary to treat the end of the pipe package of the existing welding robot.

Disclosure of Invention

The invention aims to provide an anti-twisting mechanism for a pipeline packet of a welding robot, which ensures that the pipeline packet can adapt to the posture and the angle of the robot in the welding process of the robot and prevents the pipeline packet from being twisted and pulled.

Therefore, the invention provides an anti-twisting mechanism for a pipeline package of a welding robot, wherein a pipeline package protective shell is arranged at the rear end of a front arm of the welding robot, a front sleeve and a rear sleeve are arranged on the pipeline package protective shell, the anti-twisting mechanism is arranged at the rear part of the rear sleeve of the pipeline package protective shell and comprises a transition connecting plate, a pair of connecting lug seats, a pin shaft, a support rod and a clamping seat, the transition connecting plate is fixedly connected to the pipeline package protective shell, the pair of connecting lug seats are arranged at the cantilever end of the transition connecting plate, the pin shaft is hinged to the pair of connecting lug seats, one end of the support rod is connected with the pin shaft, the other end of the support rod is connected with the clamping seat, the clamping seat is used for clamping the tail part of the pipeline package in a suspended state, the clamping seat can move along with the track of the pipeline package after clamping the tail part of the pipeline package, and an overturning avoiding groove and an angle limit are arranged on the transition connecting plate and used for avoiding the support rod when the clamping seat overturns And (5) fixing the structure.

Further, above-mentioned welding robot is double gun welding robot, be equipped with a pair of preceding sleeve pipe and a pair of back sleeve pipe on the pipeline package protective housing, prevent that the twist mechanism only is used for centre gripping operating condition's pipeline package afterbody.

According to the pipeline package anti-twisting mechanism, the pipeline package protective shell is used for supporting the middle pipeline package, so that the friction force between the two sleeves of the pipeline package protective shell is reduced, and the pipeline package is prevented from being damaged by drawing; the tail of the pipeline package is clamped on the clamping seat of the anti-distortion mechanism, the clamping seat can move according to the pulling and distortion of the pipeline package, the pipeline package is effectively supported, and the friction force borne by the pipeline package is reduced by the structure, so that the service life of the pipeline package is prolonged.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1a is a schematic structural view of a prior art body-in-white welding robot showing the natural state of the tail of the manifold;

FIG. 1b is an enlarged schematic view of FIG. 1 a;

FIG. 1c is an enlarged schematic view of FIG. 1 b;

FIG. 2a is a schematic structural view of a welding robot with a pipeline package anti-twist mechanism according to the present invention;

FIG. 2b is a schematic perspective view of a welding robot with a pipeline package anti-twist mechanism according to the present invention;

FIG. 2c is an enlarged schematic view of FIG. 2 b; and

fig. 3 is a schematic perspective view of the anti-twist mechanism of the pipeline bag.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Fig. 2 a-3 illustrate some embodiments according to the invention.

As shown in fig. 2a to 3, the pipeline package anti-twisting mechanism 30 of the present invention is used for a body-in-white welding robot 10, and is additionally arranged at the rear part of a pipeline package protective shell 20 of a forearm of the robot to clamp a pipeline package tail part 41, and during the movement of a pipeline package 40, the pipeline package tail part 41 (in a suspended state) is supported by the anti-twisting mechanism, and the anti-twisting mechanism is turned over along with the movement of the pipeline package track, so that the transitional twisting of the pipeline package and the scraping during the movement are effectively avoided, the pipeline package can be adapted according to the posture and the angle of the robot during the welding process, and the twisting and the pulling of the pipeline package are prevented. Meanwhile, the utilization rate of the robot can be improved, the debugging time is saved, and the field debugging efficiency is improved.

As shown in fig. 2a to 2c, the double-gun welding robot 10 includes two sets of the bobbin packages 40 and 40' which are arranged in parallel on the bobbin package protective casing 20, and the bobbin package protective casing is provided with a pair of the front sleeves 21 and a pair of the rear sleeves 22.

With combined reference to fig. 2c and 3, the pipeline package anti-twisting mechanism 20 includes a transition connection plate 1, a pair of connection lug seats 2, a pin 3, a stay 4, a clamp seat 5, and a U-shaped connection block 6.

The transition connecting plate 1 is zigzag, the first end of the transition connecting plate is connected with the extending plate of the pipeline package protective shell, the second end of the transition connecting plate is a cantilever end and is positioned behind the first end and lower than the first end, the central axis of the support rod 4 when being overturned is vertical to the plane enveloped by the tail of the pipeline package, and the support height of the support rod can be manually adjusted.

The pin shaft 3 is pivoted on the pair of connecting lug seats 2, the support rod 4 penetrates through the pin shaft 3, and the pair of nuts 7 are positioned on the upper side and the lower side of the pin shaft 3 and used for locking the support rod.

The transition connecting plate 1 is provided with a turnover avoiding groove 11, the turnover avoiding groove 11 can avoid the support rod 4 in a swinging state, the limit position of forward swinging of the support rod 4 is limited by the U-shaped connecting block 6, and the limit position of backward swinging of the support rod 4 is limited by the adjusting screw on the U-shaped connecting block 6 by 8.

The clamping seat 5 is fixedly connected with the support rod 4, is of a split structure and is used for clamping the tail of the pipeline package.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pipeline package anti-twisting mechanism of a welding robot is characterized in that the rear part of a rear sleeve of the pipeline package protective shell is provided with the anti-twisting mechanism,

the anti-twisting mechanism comprises a transition connecting plate, a pair of connecting lug seats, a pin shaft, a support rod and a clamping seat, wherein the transition connecting plate is fixedly connected to the pipeline package protective shell, the pair of connecting lug seats are arranged at the cantilever end of the transition connecting plate, the pin shaft is hinged with the pair of connecting lug seats, one end of the support rod is connected with the pin shaft, the other end of the support rod is connected with the clamping seat, the clamping seat is used for clamping the tail part of the pipeline package in a suspended state,

the pipe line package tail part is clamped by the clamping seat, the clamping seat can move along with the pipe line package track to overturn after the pipe line package tail part is clamped, and the transition connecting plate is provided with a limiting structure which is used for avoiding the overturning avoiding groove and the overturning angle of the supporting rod when the clamping seat overturns.

2. The welding robot pipeline package anti-twisting mechanism of claim 1, wherein the welding robot is a double-gun welding robot, a pair of front sleeves and a pair of rear sleeves are arranged on the pipeline package protective shell, and the anti-twisting mechanism is only used for clamping the tail part of the pipeline package in a working state.