CN218195164U

CN218195164U - Automatic assembling equipment for front end assembly

Info

Publication number: CN218195164U
Application number: CN202222067061.2U
Authority: CN
Inventors: 叶庆雨; 朱海洋; 孙治国
Original assignee: FAW Volkswagen Automotive Co Ltd
Current assignee: FAW Volkswagen Automotive Co Ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-01-03
Anticipated expiration: 2032-08-08

Abstract

The utility model relates to an automotive production technical field provides a front end assembly automatic assembly equipment, including robot and tongs, the arm work end at the robot is installed to the tongs. The gripper comprises a connecting part, a frame, a servo motor and two claw arms, wherein the connecting part is connected with the arm working end of the robot, the frame is fixedly connected with the connecting part, the two claw arms are fixed on the frame, each claw arm is connected with a positioning pin, and the servo motor is fixed on the frame. The positioning pin is used for being matched with a positioning hole in a front bar framework of the front end assembly, and the output end of the servo motor is connected with at least one positioning pin so as to drive the positioning pin to slide on the claw arm. The utility model discloses a front end assembly automatic assembly equipment increases servo to the locating pin, adjusts different Y to location size, adapts to the different location size requirements of different motorcycle types.

Description

Automatic assembly equipment for front end assembly

Technical Field

The utility model relates to an automotive production technical field, concretely relates to front end assembly automatic assembly equipment.

Background

Currently, front end assembly assemblies employ a pneumatic robot, as shown in FIG. 1, comprising a rail system 100, a robotic arm 200, and a hand grip 300. Two operators manually grab the front end assembly to complete the assembly of the front end assembly on the vehicle body. On the one hand, use manual assembly, it is big to drop into personnel cost to different location RPS hole (location benchmark hole) Y is different to the interval, and pneumatic manipulator need increase extra cylinder, and it is limited to incorporate into the motorcycle type of different location sizes, and the transformation volume is big. On the other hand, the vehicle body quality state and the assembly quality state cannot be monitored.

In view of the above problems, the inventor of the present invention has finally obtained the present invention through long-term research and practice.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least, for this reason, the utility model provides a front end assembly automatic assembly equipment does not have the restriction to incorporating motorcycle type location size to very big reduction personnel's cost.

The utility model discloses a technical scheme lie in:

the automatic assembling equipment for the front end assembly comprises a robot and a gripper, wherein the gripper is arranged at an arm working end of the robot; the gripper comprises a connecting part, a frame, a servo motor and two claw arms, wherein the connecting part is connected with the arm working end of the robot, the frame is fixedly connected with the connecting part, the two claw arms are fixed on the frame, each claw arm is connected with a positioning pin, and the servo motor is fixed on the frame;

the positioning pin is used for being matched with a positioning hole in a front bar framework of the front end assembly, and the output end of the servo motor is connected with at least one positioning pin so as to drive the positioning pin to slide on the claw arm.

According to some embodiments of the utility model, be formed with the slide rail on at least one claw arm, the one end of the locating pin on this claw arm is fixed with the slider, the slider can be followed the slide rail slides.

According to some embodiments of the present invention, the two claw arms are both formed with a slide rail, and one end of each of the two positioning pins is fixed with a slider, which can slide along the slide rail; the output end of the servo motor is connected with the two positioning pins through a transmission mechanism, and then the two positioning pins can be driven to synchronously and reversely slide on the claw arm.

According to some embodiments of the invention, the claw arm is provided with a camera.

According to some embodiments of the present invention, the claw arm is provided with a support portion for supporting the front panel of the front bar frame.

According to some embodiments of the utility model, the rigging equipment still includes the machine controller, with servo motor is connected.

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

the utility model discloses a front end assembly automatic assembly equipment increases servo to the locating pin, adjusts different Y to location size, adapts to the different location size requirements of different motorcycle types. And meanwhile, the quality states of the vehicle body and the assembly can be monitored.

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

FIG. 1 is a schematic diagram of a prior art front end assembly robot;

fig. 2 is a schematic view illustrating an operation state of the front end assembly automatic assembling apparatus according to the embodiment of the present invention;

fig. 3 shows a schematic view of the working state of the gripper according to an embodiment of the present invention;

fig. 4 shows a schematic structural view of a gripper according to an embodiment of the invention;

fig. 5 shows a schematic structural view of a front skeleton of the front end assembly.

Detailed Description

The above and further features and advantages of the present invention will be described in more detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that, unless otherwise specifically stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrated; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

As shown in fig. 2, in the present embodiment, the front end assembly automatic assembling apparatus includes a robot 1 and a gripper 2, and the gripper 2 is installed at an arm working end of the robot 1. The assembly process is as follows: the front end assembly 4 is placed on the front end conveying lifting appliance 3, the robot 1 grabs the front end assembly 4 from the lifting appliance 3 and moves to the front of the vehicle body 5, and the front end assembly 4 is assembled on the vehicle body 5. The robot 1 can select an existing finished product robot, such as a KUKA robot, and has a control system, and the movement track of the arm can be edited by the control system, and can also be operated in a manual control mode or a manual teaching mode.

As shown in fig. 3 to 5, the gripper 2 includes a connecting portion 21, a frame 22, a servo motor 24 and two claw arms 23, the connecting portion 21 is connected to the working end of the arm of the robot 1, the frame 22 is fixedly connected to the connecting portion 21, the two claw arms 23 are fixed to the frame 22, each claw arm 23 is connected to a positioning pin 25, and the servo motor 24 is fixed to the frame 22. The positioning pins 25 are used for matching with the

positioning holes

61 and 62 on the front bar framework 6 of the front end assembly 4, and the output end of the servo motor 24 is connected with one of the positioning pins 25, so that the positioning pin 25 can be driven to slide on the corresponding claw arm 23. Specifically, a slide rail 231 is formed on the claw arm, a slide block 251 is fixed at one end of the positioning pin 25 on the claw arm, and the slide block 231 can slide along the slide rail 231, so that the position is changed to be adapted to the

positioning holes

61 and 62 with different Y-direction intervals, and the displacement servo flexibility is high.

As can be understood by those skilled in the art, the output end of the servo motor 24 and the positioning pin 25 can be in transmission connection by adopting various transmission structures, which can be selected according to actual situations, for example, a screw-nut pair structure is adopted, the servo motor 24 drives the screw to rotate, and the slider 231 as a nut moves under the driving of the screw. Or a gear rack structure and the like.

Further, the automatic assembly equipment for the front end assembly further comprises a motor controller, the motor controller is connected with the servo motor 24, and the motor controller controls the servo motor 24 to rotate positively and negatively so as to realize the left and right movement of the positioning pin 25 on the claw arm 23. It will be appreciated that the motor controller may be integrated or connected to the control system of the robot.

Furthermore, the claw arm is provided with a supporting part for supporting the front panel of the front bar framework. In a specific example, the support portion includes an upper support portion 27 and a lower support portion 26, the upper support portion 27 being configured to support an upper front panel 63 of the front skeleton 6 when the front end assembly 4 is grasped, and the lower support portion 26 being configured to support a lower front panel 64 of the front skeleton 6 when the front end assembly 4 is grasped.

In another embodiment, the two claw arms 23 are formed with a slide rail 231, and one end of each of the two positioning pins 25 is fixed with a slide block 251, and the slide block 251 can slide along the slide rail 231. The output end of the servo motor 24 is connected with the two positioning pins 25 through a transmission mechanism, so that the two positioning pins 25 can be driven to synchronously and reversely slide on the two claw arms 23 respectively. The transmission mechanism can be selected according to actual conditions, and refer to the description in the previous embodiment, which is not described herein again. The two positioning pins 25 move simultaneously, which is beneficial to the stability of the gripper when gripping the front end assembly 4.

In another embodiment, a camera 28 is provided on the claw arm 23, so that the quality state of the vehicle body and the quality state of the assembly can be monitored. As will be understood by those skilled in the art, the camera 28 may be a part of a vision system, connected to a control system of the robot, and may display and monitor the vehicle body quality status and the assembly quality status on a control screen of the robot, and may also guide the motion trajectory of the robot 1 through vision. As known by persons skilled in the art, the visual guidance is a means of the mature technology in the field, and has high positioning precision, high flexibility and high automation degree.

The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative, not limiting. The utility model discloses the structure and the connected mode etc. of well each part all can change to some extent, all are in the utility model discloses the equivalent transform and the improvement of going on technical scheme's basis all should not get rid of the utility model discloses a outside the scope of protection.

Claims

1. The automatic assembly equipment for the front end assembly is characterized by comprising a robot and a gripper, wherein the gripper is arranged at an arm working end of the robot; the gripper comprises a connecting part, a frame, a servo motor and two claw arms, wherein the connecting part is connected with the arm working end of the robot, the frame is fixedly connected with the connecting part, the two claw arms are fixed on the frame, each claw arm is connected with a positioning pin, and the servo motor is fixed on the frame;

2. The automatic front end assembly assembling equipment according to claim 1, wherein at least one of the claw arms is formed with a slide rail, and a slide block is fixed to one end of a positioning pin of the claw arm, and the slide block can slide along the slide rail.

3. The automatic assembling equipment for the front end assembly according to claim 1, wherein the two claw arms are respectively formed with a slide rail, and one end of each of the two positioning pins is fixed with a slide block which can slide along the slide rail; the output end of the servo motor is connected with the two positioning pins through a transmission mechanism, and then the two positioning pins can be driven to synchronously and reversely slide on the claw arm.

4. The automatic front end assembly assembling apparatus according to claim 1, wherein said claw arm is provided with a camera.

5. The automatic front end assembly assembling apparatus according to claim 1, wherein said claw arm is provided with a support portion for supporting a front panel of the front skeleton.

6. The automatic front end assembly assembling apparatus according to claim 1, further comprising a motor controller connected to said servo motor.