A kind of fixture suitable for installing and debugging the rear cover of the body-in-white adjustment line

Abstract

The invention discloses a rear cover installation and debugging device suitable for adjusting the line of a body-in-white, comprising a frame; two rear cover clamping mechanisms and two body clamping mechanisms are symmetrically arranged on the upper part of the frame; rear cover positioning mechanisms are symmetrically arranged on both sides of the middle and upper part of the frame, and a rear cover clamping mechanism is installed on the center line of the middle and upper part of the frame; two rear cover suction cup assemblies are symmetrically arranged on both sides of the middle and lower part of the frame, and a centering mechanism is installed on the center line of the middle part of the frame; two body positioning mechanisms are symmetrically arranged on both sides of the lower part of the frame, and a body clamping mechanism is installed on the center line of the lower part of the frame; a valve island assembly, a main control button and a plurality of auxiliary action buttons are installed on the back of the body. The invention can automatically adjust the matching gap according to the change of the symmetry of the body, so as to achieve the purpose of matching and positioning the rear cover and the body, and the invention is simple and practical, has stable working performance and strong reliability.

Description

Technical Field

[0001] The invention relates to the technical field of automobile body-in-white welding, and in particular to a rear cover installation and debugging device suitable for adjusting a line of a body-in-white. Background Art

[0002] In the process of automobile body-in-white manufacturing, the symmetry of the whole vehicle is extremely important. The quality of the fixture design is an important indicator for evaluating the symmetry and appearance of a vehicle, and it directly determines the production quality, efficiency and stability of the product.

[0003] During the welding and assembly of the vehicle body, the left and right vehicle body products are deformed after welding, and the welding deformation is uncontrollable, resulting in changes in the symmetry of the vehicle body. The changed vehicle body causes the parts to be assembled or welded to be mismatched when the vehicle body enters the next process, and the body gap is inconsistent, which affects the quality of the vehicle body. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention provides a rear cover installation and debugging device suitable for adjusting the line of the body-in-white, thereby solving the defects of the above-mentioned technology.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A rear cover installation and debugging fixture suitable for adjusting the line of a body-in-white, characterized in that it comprises a frame; two rear cover clamping mechanisms and two body clamping mechanisms are symmetrically arranged on the upper part of the frame; rear cover positioning mechanisms are symmetrically arranged on both sides of the middle and upper part of the frame, and a rear cover clamping mechanism is installed on the center line of the middle and upper part of the frame; two rear cover suction cup assemblies are symmetrically arranged on both sides of the middle and lower part of the frame, and a centering mechanism is installed on the center line of the middle part of the frame; two body positioning mechanisms are symmetrically arranged on both sides of the lower part of the frame, and a body clamping mechanism is installed on the center line of the lower part of the frame; a valve island assembly, a main control button and a plurality of auxiliary action buttons are installed on the back of the body; the above-mentioned rear cover clamping mechanism, body clamping mechanism, rear cover positioning mechanism, body positioning mechanism, rear cover suction cup assembly, valve island assembly, main control button and a plurality of auxiliary action buttons are commonly connected to a PLC.

[0007] In the optimized solution, the structures of all the rear cover clamping mechanisms are the same; the rear cover clamping mechanism includes a rear cover clamping cylinder installed on a frame, and the rear cover clamping cylinder is designed to be horizontal; the piston rod of the rear cover clamping cylinder is transmission-connected to a rear cover clamping seat, a rear cover clamping bracket is installed on the rear cover clamping seat, and a rear cover front clamping seat is installed at the end of the rear cover clamping bracket; a corresponding rear cover rear clamping seat is installed on the frame.

[0008] According to the optimized solution, a rotating motor is installed on the frame, and the rotating motor is connected to a rotating shaft in a transmission manner; an L-shaped bracket is installed on the rotating shaft, and two rear cover and rear clamping seats are installed on the L-shaped bracket.

[0009] In the optimized solution, the structures of all the body clamping mechanisms are the same; the body clamping mechanism includes a body clamping bracket installed on a frame, a body clamping cylinder is installed at the lower end of the body clamping bracket, and a piston rod of the body clamping cylinder is connected to the body clamping bracket.

[0010] According to the optimized solution, the structures of all rear cover positioning mechanisms are the same; the rear cover positioning mechanism includes a rear cover positioning bracket installed on the frame, a rear cover cylinder support is installed on the rear cover positioning bracket, a rear cover positioning cylinder is installed on the rear cover cylinder support, the piston rod of the rear cover positioning cylinder is transmission-connected to the rear cover positioning seat, a rear cover positioning pin seat is installed on the rear cover positioning seat, and a rear cover positioning pin is installed on the rear cover positioning pin seat.

[0011] An optimized solution is that a slide plate is installed on the rear cover positioning seat, and one end of the slide plate is transmission-connected to a manual drive rod; the manual drive rod shaft is connected to the middle part of the handle rod, and the end shaft of the handle rod is connected to the rear cover U-shaped bracket on the rear cover cylinder support; the other end of the slide plate is connected to the rear cover positioning pin seat, and a rear cover positioning pin is installed on the rear cover positioning pin seat.

[0012] In the optimized solution, the structures of all body positioning mechanisms are the same; the body positioning mechanism includes a body positioning bracket installed on the frame, a body cylinder support is installed on the body positioning bracket, a body positioning cylinder is installed on the body cylinder base, the piston rod of the body positioning cylinder is transmission-connected to the body positioning seat, a body positioning pin seat is installed on the body positioning seat, and a body positioning pin is installed on the body positioning pin seat.

[0013] According to the optimized solution, another slide plate is installed on the vehicle body positioning seat, and one end of the other slide plate is transmission-connected to another manual driving rod; the other manual driving rod shaft is connected to the middle part of the handle rod, and the end shaft of the handle rod is connected to the vehicle body U-shaped bracket on the vehicle body cylinder support; the other end of the other slide plate is connected to the vehicle body positioning pin seat, and a vehicle body positioning pin is installed on the vehicle body positioning pin seat.

[0014] According to the optimized solution, the structures of the two rear cover suction cup assemblies are the same; the rear cover suction cup assembly includes a suction cup bracket installed on a frame, and a suction cup is installed on the suction cup bracket; the suction cup corresponds to the valve island assembly; the valve island assembly is installed in a valve island protection box, and the valve island protection box is installed on the frame.

[0015] In an optimized solution, the centering mechanism comprises a centering bracket installed at the center of the frame, and a centering target is installed on the centering bracket.

[0016] Due to the adoption of the above technology, compared with the prior art, the beneficial effects of the present invention are:

[0017] The present invention has a plurality of clamping and positioning mechanisms, which clamp and position the vehicle body and the rear cover respectively, and realize clamping and positioning in the X direction. At the same time, the centering target on the centering bracket can center the vehicle body by physical actions such as direct squeezing, thereby realizing the positioning of the vehicle body and the rear cover, and then controlling through the main control button and a plurality of auxiliary action buttons, finally realizing the assembly of the vehicle body and the rear cover.

[0018] The present invention can automatically adjust the matching gap according to the change of the symmetry of the vehicle body, so as to achieve the purpose of matching and positioning the rear cover and the vehicle body. The present invention is simple and practical, has stable working performance and strong reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of a three-dimensional structure of an embodiment of the present invention;

[0020] Figure 2 The figure is a schematic diagram of the side structure of an embodiment of the present invention. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] like Figure 1-2 As shown, a rear cover installation and debugging fixture suitable for adjusting the line of the body-in-white includes a frame 5. Two rear cover clamping mechanisms 1 and two body clamping mechanisms 2 are symmetrically arranged on the upper part of the frame 5. Rear cover positioning mechanisms 4 are symmetrically arranged on both sides of the middle and upper part of the frame, and a rear cover clamping mechanism 1 is installed on the center line of the middle and upper part of the frame. Two rear cover suction cup assemblies are symmetrically arranged on both sides of the middle and lower part of the frame, and a centering mechanism 7 is installed on the center line of the middle part of the frame. Two body positioning mechanisms 8 are symmetrically arranged on both sides of the lower part of the frame, and a body clamping mechanism is installed on the center line of the lower part of the frame. A valve island assembly, a main control button 15 and a plurality of auxiliary action buttons 6 are installed on the back of the body. The above-mentioned rear cover clamping mechanism, body clamping mechanism, rear cover positioning mechanism, body positioning mechanism, rear cover suction cup assembly, valve island assembly, main control button and a plurality of auxiliary action buttons are connected to a PLC together.

[0023] The structures of all rear cover clamping mechanisms 1 are the same. The rear cover clamping mechanism 1 includes a rear cover clamping cylinder 101 installed on a frame, and the rear cover clamping cylinder 101 is designed horizontally. The piston rod of the rear cover clamping cylinder 101 is connected to the rear cover clamping seat in a transmission manner, and a rear cover clamping bracket 102 is installed on the rear cover clamping seat, and a rear cover front clamping seat 103 is installed at the end of the rear cover clamping bracket 102. The corresponding rear cover rear clamping seat is installed on the frame. The rear cover rear clamping seat can be selected to be designed as follows: a rotating motor 105 is installed on the frame, and the rotating motor 105 is connected to a rotating shaft in a transmission manner. An L-shaped bracket is installed on the rotating shaft, and two rear cover rear clamping seats 104 are installed on the L-shaped bracket. In this way, rear cover rear clamping seats 104 of different specifications can be selected to cooperate with the rear cover front clamping seat 103 to achieve effective clamping operation.

[0024] The structures of all the body clamping mechanisms 2 are the same. The body clamping mechanism 2 comprises a body clamping bracket 10 mounted on a frame, a body clamping cylinder 9 is mounted at the lower end of the body clamping bracket 10, and a body clamping frame 11 is connected to the piston rod of the body clamping cylinder 9. The body clamping frame 11 is mainly clamped, and the body is clamped and fixed by clamping and hanging. There are three body clamping mechanisms, and the three body clamping frames 11 work together to clamp the body.

[0025] The structures of all rear cover positioning mechanisms 4 are the same. The rear cover positioning mechanism 4 comprises a rear cover positioning bracket mounted on a frame, a rear cover cylinder support mounted on the rear cover positioning bracket, a rear cover positioning cylinder 43 mounted on the rear cover cylinder support, a piston rod of the rear cover positioning cylinder 43 is connected to a rear cover positioning seat 42 in a transmission manner, a rear cover positioning pin seat is mounted on the rear cover positioning seat 42, and a rear cover positioning pin 41 is mounted on the rear cover positioning pin seat. The rear cover positioning pin seat can be fixed or slidable. The method adopted in this patent is sliding. The specific structure of sliding is: a slide plate is mounted on the rear cover positioning seat 42, and one end of the slide plate is connected to a manual driving rod in a transmission manner. The manual driving rod shaft is connected to the middle part of the handle rod, and the end shaft of the handle rod is connected to the rear cover U-shaped bracket 44 on the rear cover cylinder support. The other end of the slide plate is connected to the rear cover positioning pin seat, and the rear cover positioning pin 41 is mounted on the rear cover positioning pin seat.

[0026] The structures of all vehicle body positioning mechanisms 8 are the same. The vehicle body positioning mechanism 8 comprises a vehicle body positioning bracket 89 mounted on the frame, a vehicle body cylinder support is mounted on the vehicle body positioning bracket 89, a vehicle body positioning cylinder 85 is mounted on the vehicle body cylinder base, the piston rod of the vehicle body positioning cylinder 85 is connected to the vehicle body positioning seat 86 in a transmission manner, a vehicle body positioning pin seat 87 is mounted on the vehicle body positioning seat 86, and a vehicle body positioning pin 88 is mounted on the vehicle body positioning pin seat 87. The vehicle body positioning pin seat can be fixed or can be slidable. The method adopted in this patent is sliding. The specific structure of sliding is: a slide plate is mounted on the vehicle body positioning seat, and one end of the slide plate is connected to the manual driving rod 82 in a transmission manner. The manual driving rod 82 is axially connected to the middle part of the handle bar 81, and the end of the handle bar 81 is axially connected to the vehicle body U-shaped bracket 84 on the vehicle body cylinder support. The other end of the slide plate is connected to the vehicle body positioning pin seat, and the vehicle body positioning pin is mounted on the vehicle body positioning pin seat.

[0027] The structures of the two rear cover suction cup assemblies are the same. The rear cover suction cup assembly includes a suction cup bracket 13 mounted on the frame, and a suction cup 12 is mounted on the suction cup bracket 13. The suction cup corresponds to the valve island assembly. The valve island assembly is installed in the valve island protection box 3, and the valve island protection box 3 is installed on the frame.

[0028] The centering mechanism 7 comprises a centering bracket installed at the center of the frame, and a centering target is installed on the centering bracket.

[0029] When working, press the main control button 15 and several auxiliary action buttons 6 to sequentially control the clamping mechanism or positioning mechanism of the vehicle body and the rear cover to clamp and position the vehicle body and the rear cover respectively, and realize clamping and positioning in the X direction. At the same time, the centering target on the centering bracket can be used to center the vehicle body by physical actions such as direct squeezing, so that the positioning of the vehicle body and the rear cover is realized, and then the main control button and several auxiliary action buttons are used for control to finally realize the assembly of the vehicle body and the rear cover.

[0030] The present invention can automatically adjust the matching gap according to the change of the symmetry of the vehicle body, so as to achieve the purpose of matching and positioning the rear cover and the vehicle body. The present invention is simple and practical, has stable working performance and strong reliability.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fixture for installing and debugging the rear cover of a body-in-white adjustment line, characterized in that: Includes framework; Two rear cover clamping mechanisms and two body clamping mechanisms are symmetrically arranged on the upper part of the frame; The rear cover positioning mechanisms are symmetrically arranged on both sides of the middle and upper part of the frame, and a rear cover clamping mechanism is installed on the center line of the middle and upper part of the frame; Two rear cover suction cup assemblies are symmetrically arranged on both sides of the middle and lower part of the frame, and a centering mechanism is installed on the center line of the middle part of the frame; Two body positioning mechanisms are symmetrically arranged on both sides of the lower part of the frame, and a body clamping mechanism is installed on the lower center line of the frame; The back of the vehicle body is equipped with a valve island assembly, a main control button and a plurality of auxiliary action buttons; The above-mentioned rear cover clamping mechanism, vehicle body clamping mechanism, rear cover positioning mechanism, vehicle body positioning mechanism, rear cover suction cup assembly, valve island assembly, main control button and several auxiliary action buttons are commonly connected to a PLC.

2. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 1 is characterized by: The structures of all rear cover clamping mechanisms are the same; the rear cover clamping mechanism includes a rear cover clamping cylinder installed on a frame, and the rear cover clamping cylinder is designed to be horizontal; the piston rod of the rear cover clamping cylinder is transmission-connected to a rear cover clamping seat, a rear cover clamping bracket is installed on the rear cover clamping seat, and a rear cover front clamping seat is installed at the end of the rear cover clamping bracket; a corresponding rear cover rear clamping seat is installed on the frame.

3. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 2 is characterized by: The frame is provided with a rotating motor, which is connected to a rotating shaft in a transmission manner; the rotating shaft is provided with an L-shaped bracket, and the L-shaped bracket is provided with two rear cover and rear clamping seats.

4. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 3 is characterized by: All the vehicle body clamping mechanisms have the same structure; the vehicle body clamping mechanism comprises a vehicle body clamping bracket mounted on a frame, a vehicle body clamping cylinder is mounted at the lower end of the vehicle body clamping bracket, and a piston rod of the vehicle body clamping cylinder is connected to the vehicle body clamping bracket.

5. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 4 is characterized by: The rear cover positioning mechanism includes a rear cover positioning bracket installed on the frame, a rear cover cylinder support is installed on the rear cover positioning bracket, a rear cover positioning cylinder is installed on the rear cover cylinder support, a piston rod of the rear cover positioning cylinder is transmission-connected to the rear cover positioning seat, a rear cover positioning pin seat is installed on the rear cover positioning pin seat, and a rear cover positioning pin is installed on the rear cover positioning pin seat.

6. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 5 is characterized by: The structures of all rear cover positioning mechanisms are the same; a slide plate is installed on the rear cover positioning seat, and one end of the slide plate is transmission-connected to a manual drive rod; the manual drive rod shaft is connected to the middle part of the handle rod, and the end shaft of the handle rod is connected to the rear cover U-shaped bracket on the rear cover cylinder support; the other end of the slide plate is connected to the rear cover positioning pin seat, and a rear cover positioning pin is installed on the rear cover positioning pin seat.

7. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 6 is characterized by: The structures of all body positioning mechanisms are the same; the body positioning mechanism includes a body positioning bracket installed on a frame, a body cylinder support is installed on the body positioning bracket, a body positioning cylinder is installed on the body cylinder base, the piston rod of the body positioning cylinder is transmission-connected to the body positioning seat, a body positioning pin seat is installed on the body positioning seat, and a body positioning pin is installed on the body positioning pin seat.

8. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 7 is characterized by: Another slide plate is installed on the vehicle body positioning seat, and one end of the other slide plate is transmission-connected with another manual driving rod; the other manual driving rod shaft is connected to the middle part of the handle rod, and the end shaft of the handle rod is connected to the vehicle body U-shaped bracket on the vehicle body cylinder support; the other end of the other slide plate is connected to the vehicle body positioning pin seat, and the vehicle body positioning pin is installed on the vehicle body positioning pin seat.

9. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 8 is characterized by: The structures of the two rear cover suction cup assemblies are the same; the rear cover suction cup assembly includes a suction cup bracket installed on a frame, and a suction cup is installed on the suction cup bracket; the suction cup corresponds to a valve island assembly; the valve island assembly is installed in a valve island protection box, and the valve island protection box is installed on the frame.

10. The rear cover installation and debugging device for the body-in-white adjustment line according to claim 9, characterized in that: The centering mechanism comprises a centering bracket installed at the center position of the frame, and a centering target is installed on the centering bracket.

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