CN216299317U

CN216299317U - White automobile body welds dress top cap self-adaptation tongs

Info

Publication number: CN216299317U
Application number: CN202123167667.5U
Authority: CN
Inventors: 刘宝良; 刘广玉; 陈丽丽; 考宏程
Original assignee: Efdi Shenyang Automation Technology Co ltd
Current assignee: Efdi Shenyang Automation Technology Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-04-15
Anticipated expiration: 2031-12-16

Abstract

A self-adaptive steering hand for welding a top cover of a body in white belongs to the field of automobile machinery manufacturing. The utility model solves the problems that the existing self-adaptive turning hand self-adaptive frame and fixed frame for welding the top cover of the body-in-white occupy larger Z-direction height and reduce the operation space of the robot. The self-adaptive ball-end-point bearing adjusting device comprises a fixed frame, a self-adaptive frame and a self-adaptive unit, wherein the fixed frame and the self-adaptive frame are installed in a matched mode through the self-adaptive unit, the self-adaptive unit comprises an adjusting frame and universal bearings, the adjusting frame is arranged on the self-adaptive frame, the universal bearings are symmetrically arranged on the adjusting frame, the universal ball ends of the universal bearings are connected with the adjusting frame, and the fixed frame is arranged between the two universal bearings. By the aid of the adaptive top cover welding gripper for the white car body, the Z-direction height of the device is effectively reduced, the space of the robot is wider in the operation process, and the top cover welding work is more convenient.

Description

White automobile body welds dress top cap self-adaptation tongs

Technical Field

The utility model relates to a white body top cover self-adaptive gripper, and belongs to the field of automobile machinery manufacturing.

Background

In the field of welding and assembling of white car bodies, the existing self-adaptive gripper has the following defects:

1. the existing self-adaptive gripper has a loose structure, occupies a large Z-direction height, and a self-adaptive frame and a fixed frame are positioned on an upper plane and a lower plane, so that the robot has a small operation space and is inconvenient to a certain extent in the welding process;

2. the current self-adaptation unit that is used for connecting self-adaptation frame and fixed frame adopts the mode that sets up the mounting panel between the universal bearing of two opposition settings, and the self-adaptation unit shock attenuation and the buffering effect of this kind of connected mode are relatively poor, and the condition of damage easily appears in the universal bearing of self-adaptation unit in-process white automobile body welded.

In summary, there is a need for a self-adaptive gripper that reduces the Z-direction height of the self-adaptive gripper, improves the operation space of the robot, and has better buffering and damping effects to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problems that the existing self-adaptive rotating handle self-adaptive frame and fixed frame for welding the top cover of the white automobile body occupy larger Z-direction height and reduce the operation space of a robot, and further discloses a self-adaptive gripper for welding the top cover of the white automobile body. The following presents a simplified summary of the utility model in order to provide a basic understanding of some aspects of the utility model. It should be understood that this summary is not an exhaustive overview of the utility model. It is not intended to determine the key or critical elements of the present invention, nor is it intended to limit the scope of the present invention.

The technical scheme of the utility model is as follows:

white automobile body welding top cap self-adaptation tongs, including fixed frame, self-adaptation frame and self-adaptation unit, fixed frame passes through self-adaptation unit cooperation installation with the self-adaptation frame, and the self-adaptation unit includes adjustment frame and universal bearing, and the adjustment frame setting is on the self-adaptation frame, and the symmetry is provided with universal bearing on the adjustment frame, and universal bearing's universal ball end and adjustment frame set up to be connected, and fixed frame sets up between two universal bearing.

Compared with the prior art, the utility model has the advantages that: the self-adaptive gripper is characterized in that the adjusting frame is provided with a plurality of adjusting frames, the adjusting frames are arranged on the adjusting frames, and the adjusting frames are arranged on the adjusting frames.

As an improvement, the adjusting frame is provided with a mounting hole for mounting the ball plunger, the ball plungers are arranged on the adjusting frame through the mounting hole, the adjusting frame is provided with the ball plunger devices, the bearing of the universal bearing is reduced, the buffering and damping effects are achieved, and the top cover can slide more smoothly and stably.

As an improvement, the fixed frame is provided with a gun changing disc, the fixed frame is connected with six shafts of the robot through the gun changing disc, and the gun changing disc is adopted for connection to improve the connection stability and the connection speed between the fixed frame and the six shafts of the robot.

As an improvement, a positioning pin locking unit is connected between the fixed frame and the adaptive frame, the fixed frame and the adaptive frame are locked by the positioning pin locking unit through pins, when the pins of the positioning pin locking unit retract, the adaptive frame is released from the fixed frame, and the robot gripper performs Z-direction displacement.

As an improvement, a top cover positioning unit and a sucker unit are arranged on the self-adaptive frame, the sucker unit is used for sucking and holding the top cover of the vehicle body, and the top cover positioning unit is used for positioning the top cover of the vehicle body on the white vehicle body.

Drawings

FIG. 1 is a schematic overall structure diagram of a white body welding roof adaptive gripper;

FIG. 2 is a schematic structural view of a fixed frame;

FIG. 3 is a schematic diagram of the structure of the adaptive framework;

FIG. 4 is a schematic diagram of the structure of an adaptive unit;

FIG. 5 is a schematic view of the position relationship of the universal bearing and the ball plunger;

fig. 6 is a partial schematic view of the mounting location of the adaptive unit.

In the figure, 1-a fixed frame, 2-an adaptive frame, 3-an adaptive unit, 4-a top cover positioning unit, 5-a positioning pin locking unit, 6-a sucker unit, 7-a gun changing plate, 8-an adjusting frame, 9-a universal bearing and 10-a ball plunger.

Detailed Description

In order that the objects, aspects and advantages of the utility model will become more apparent, the utility model will be described by way of example only, and in connection with the accompanying drawings. It should be understood that the description is intended to be exemplary, and not intended to limit the scope of the utility model. In the following description, moreover, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Embodiment 1, the embodiment is described with reference to fig. 1 to 6, the adaptive gripper for welding a top cover to a body-in-white according to the embodiment includes a fixed frame 1, an adaptive frame 2 and adaptive units 3, the fixed frame 1 is mounted on the adaptive frame 2 through a plurality of adaptive units 3, each adaptive unit 3 includes an adjusting frame 8 and a universal bearing 9, the adjusting frame 8 is fixedly disposed on the adaptive frame 2, two universal bearings 9 are symmetrically disposed on the adjusting frame 8, the universal ball ends of the universal bearings 9 are connected with the adjusting frame 8, the fixed frame 1 is disposed between the two symmetrically disposed universal bearings 9, the fixed frame 1 is mounted on the adaptive frame 2 through a plurality of adaptive units 3 of the structure, a gun changing plate 7 is mounted at the central point of the fixed frame 1, six axes of the robot are connected with the fixed frame 1 through the gun changing plate 7, the fixed frame 1 and the adaptive frame 2 are in the same plane, the Z-direction height of the self-adaptive gripper can be reduced, so that the robot has a wider space during operation, a white car body is more convenient in the process of welding a top cover, a sucking disc unit 6 arranged on the self-adaptive frame 2 adsorbs the top cover to be welded, the top cover is positioned by a top cover positioning unit 4 on the self-adaptive frame 2, so that the top cover is finally positioned on the car body to perform welding work, the top cover positioning unit 4 comprises a beam positioning component and a top cover positioning component used for fixing the top cover on the white car body, the sucking disc unit 6 firstly grabs the top cover on a middle platform and carries the top cover to a car body top placing position, a positioning pin of a positioning pin locking unit 5 retracts, the self-adaptive frame 2 is released from the fixed frame 1, the robot drives the self-adaptive gripper to continuously descend along the Z direction, the top cover slides in along a side wall guide surface, the top cover is driven by the self-adaptive frame 2, move along Y to, reach Y to the dimensional requirement, crossbeam locating component's locating pin inserts to the crossbeam locating hole, with top cap X to the location, top cap locating component presss from both sides tightly, accomplishes the top cap and fixes a position for the Z of crossbeam to satisfy the welding precision requirement of top cap.

Embodiment 2, the embodiment is described with reference to fig. 1 to 6, the adaptive gripper for welding a top cover to a body-in-white according to this embodiment includes a fixed frame 1, an adaptive frame 2, and adaptive units 3, the fixed frame 1 is mounted on the adaptive frame 2 through a plurality of adaptive units 3, each adaptive unit 3 includes an adjusting frame 8 and a universal bearing 9, the adjusting frame 8 is fixedly disposed on the adaptive frame 2, two universal bearings 9 are symmetrically disposed on the adjusting frame 8, the universal ball ends of the universal bearings 9 are connected with the adjusting frame 8, the fixed frame 1 is disposed between the two symmetrically disposed universal bearings 9, the fixed frame 1 is mounted on the adaptive frame 2 through a plurality of adaptive units 3 of this structure, a plurality of ball plungers are disposed on the adjusting frame, the ball ends of the ball plungers are disposed in corresponding mounting holes on the adjusting frame, the other end faces of the ball plungers are disposed higher than the universal bearings 9, when the fixed frame is installed with the self-adaptive frame 2 in a matching way, the ball plunger 10 reduces the bearing of the universal bearing 9, and has the functions of buffering and shock absorption, so that the bearing capacity of the universal bearing 9 is prevented from being damaged due to overlarge force, the gun changing disc 7 is installed at the central point of the fixed frame 1, the six shafts of the robot are connected with the fixed frame 1 through the gun changing disc 7, the fixed frame 1 and the self-adaptive frame 2 are positioned on the same plane, the Z-direction height of the self-adaptive gripper can be reduced, so that the robot has a wider space during operation, the white car body is more convenient in the process of welding a top cover, the suction disc unit 6 arranged on the self-adaptive frame 2 adsorbs the top cover to be welded, the top cover is positioned through the top cover positioning unit 4 on the self-adaptive frame 2, so that the top cover is finally positioned on the car body to implement welding work, the top cover positioning unit 4 comprises a beam positioning assembly and a top cover positioning assembly used for fixing the top cover on the white car body, the sucking disc unit 6 is at first snatched the top cap on the well platform, it begins the position to carry the automobile body top and put, the locating pin withdrawal of locating pin lock unit 5, release self-adaptation frame 2 from fixed frame 1, the robot drives the self-adaptation tongs and continues to descend along the Z direction, the top cap slides in the in-process along the side wall spigot surface, the top cap is under the drive of self-adaptation frame 2, move along the Y direction, reach Y to dimensional requirement, the locating pin of crossbeam locating component inserts in the crossbeam locating hole, with top cap X to the location, top cap locating component presss from both sides tightly, accomplish the Z of top cap for the crossbeam to the location, thereby satisfy the welding accuracy requirement of top cap.

The present embodiment is only illustrative of the patent and does not limit the scope of protection thereof, and those skilled in the art can make modifications to the part thereof without departing from the spirit of the patent.

Claims

1. White automobile body welds dress top cap self-adaptation tongs, including fixed frame (1), self-adaptation frame (2) and self-adaptation unit (3), fixed frame (1) and self-adaptation frame (2) are through self-adaptation unit (3) cooperation installation, its characterized in that: self-adaptation unit (3) are including adjusting bracket (8) and universal bearing (9), and adjusting bracket (8) set up on self-adaptation frame (2), and the symmetry is provided with universal bearing (9) on adjusting bracket (8), and the universal ball end and the adjusting bracket (8) of universal bearing (9) are established and are connected, and fixed frame (1) sets up between two universal bearing (9).

2. The white body weld-on top cover self-adaptive gripper as claimed in claim 1, characterized in that: the adjusting frame (8) is provided with mounting holes for mounting the ball plungers (10), and the ball plungers (10) are arranged on the adjusting frame (8) through the mounting holes.

3. The white body weld-on top cover self-adaptive gripper as claimed in claim 1 or 2, characterized in that: the fixed frame (1) is provided with a gun changing disc (7), and the fixed frame (1) is connected with six shafts of the robot through the gun changing disc (7).

4. The white body weld-on top cover self-adaptive gripper as claimed in claim 3, characterized in that: and a positioning pin locking unit (5) is connected between the fixed frame (1) and the self-adaptive frame (2).

5. The body in white weld top cover adaptive grip of claim 4, wherein: and a top cover positioning unit (4) and a sucker unit (6) are arranged on the self-adaptive frame (2).