CN220547480U

CN220547480U - Rebound correcting device

Info

Publication number: CN220547480U
Application number: CN202321820781.XU
Authority: CN
Inventors: 王能; 彭拥军; 徐正明
Original assignee: Sichuan Chengfei Integration Technology Co ltd
Current assignee: Sichuan Chengfei Integration Technology Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-03-01
Anticipated expiration: 2033-07-11

Abstract

The utility model discloses a rebound correction device, relates to the field of automobile panel processing, and is mainly used for solving the problem that an accurate die correction basis cannot be provided for the rebound quantity of an automobile door inner panel part at present. The main structure is as follows: including main installation tube, the both ends of main installation tube are connected with first telescopic link and the second telescopic link that can be synchronous and axial relative motion respectively, all are equipped with the connecting rod on the free end of first telescopic link and second telescopic link, and detachably installs L type arm-tie on one of them connecting rod. The utility model provides a rebound correction device, which can provide accurate die correction basis for the rebound quantity of a vehicle door inner plate part through the use of the device.

Description

Rebound correcting device

Technical Field

The utility model relates to the field of automobile panel processing, in particular to a rebound correction device.

Background

In automotive parts, both the left/right door inner panel and the left/right door outer panel need to be respectively snapped into the subassembly components and ready for loading. The outer plate of the automobile door is an automobile appearance part, has very high requirement and has an assembly coordination relationship with the side wall and the fender. The rebound exists after the stamping of the outer plate and the inner plate of the vehicle door, and the rebound quantity is not changed generally due to the appearance surface product requirement. The rebound of the inner plate of the vehicle door can pull the outer plate of the vehicle door after the parts are buckled, so that the appearance surface product of the outer plate of the vehicle door is locally deformed, and the defects are more obvious in the coordination relation with the side wall and the fender. Therefore, in door outer panel and door inner panel fastener assemblies, door inner panels are generally modified so that the door outer panel and door inner panel fastener assemblies meet the loading requirements.

However, since the inspection tool for the stamping parts of the inner plate of the vehicle door is used for detecting the stamping parts of the inner plate in a horizontal state, and the assembly inspection tool for the buckling parts of the inner plate and the outer plate of the vehicle door is used for detecting the mounting state of the vehicle door, the mounting state of the inner plate of the vehicle door is inconsistent under two conditions. The stress effects of the inner plate of the vehicle door on the two inspection tools are different, so that the rebound data of the inner plate of the vehicle door on the two inspection tools are different, and an accurate die correction basis cannot be provided for the rebound quantity of the inner plate part of the vehicle door.

Disclosure of Invention

The utility model aims to provide a rebound correction device which can provide accurate die correction basis for the rebound quantity of a vehicle door inner plate part through the use of the device.

The technical scheme for solving the technical problems is as follows: the utility model provides a resilience orthotic devices, includes main installation tube, and main installation tube's both ends coaxial coupling respectively has first telescopic link and the second telescopic link that can be synchronous and axial relative motion, all be equipped with the connecting rod on first telescopic link and the free end of second telescopic link, and detachable install L type arm-tie on one of them connecting rod.

As a further improvement of the utility model, the first telescopic rod is in plug-in fit with the main mounting pipe, and the second telescopic rod is in plug-in fit with the main mounting pipe.

As a further improvement of the utility model, the outer wall of the first telescopic rod is in left-handed threaded connection with the inner wall of the main installation pipe, and the outer wall of the second telescopic rod is in right-handed threaded connection with the inner wall of the main installation pipe.

As a further improvement of the present utility model, the outer shape of the main mounting tube is prismatic.

As a still further improvement of the present utility model, the outer shape of the main mounting tube is a hexagonal prism shape.

As a further improvement of the utility model, the extending direction of the connecting rod is perpendicular to the extending direction of the first telescopic rod and the second telescopic rod.

As a further improvement of the utility model, the middle part of the connecting rod is connected with the end part of the first telescopic rod and the end part of the second telescopic rod.

As a further improvement of the utility model, the plate surface of the L-shaped pulling plate is provided with a mounting hole which is in plug-in fit with the connecting rod.

As a still further improvement of the present utility model, the mounting holes are plural.

As a further improvement of the present utility model, the plurality of mounting holes are provided in order along the extending direction of the plate surface of the L-shaped pulling plate.

Advantageous effects

Compared with the prior art, the rebound correction device has the advantages that:

when the rebound correction device is adopted for correction, the door inner plate part is firstly horizontally placed on the door inner plate detection tool, the rebound quantity of the door inner plate part is enabled to meet the requirement of the conventional detection tool of the door inner plate through the rebound correction device, then the rebound correction device is reserved on the door inner plate part and buckled with the door outer plate, afterwards, the door assembly buckling piece is placed on the assembly detection tool, the detection is carried out until the assembly buckling piece is qualified, finally, the outer plate is cut off again, the adjusted door inner plate is replaced on the door inner plate detection tool, the rebound quantity is measured again, and the measured value can provide a basis for the correction of the door inner plate die. Through this resilience orthotic devices, can be fixed and adjust the resilience volume of door inner panel as required in real time at twice testing process to avoided because of the door inner panel put the atress effect on two examines the utensil and inaccurate the resilience data measurement that leads to, and then can provide accurate mould correction basis for door inner panel part resilience volume.

The utility model will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of the present utility model;

FIG. 2 is a schematic view of the utility model spot welded in a rebound position on the left rear door inner panel;

fig. 3 is a cross-sectional view of the present utility model.

Wherein: 1-a main mounting tube; 2-a first telescopic rod; 3-a second telescopic rod; 4-L-shaped pulling plates; 5-connecting rods; 6-mounting holes.

Description of the embodiments

The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; of course, it may be mechanically or electrically connected; in addition, the connection may be direct, indirect via an intermediate medium, or communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiments of the present utility model will now be described with reference to the accompanying drawings.

Examples

The embodiment of the utility model is shown in fig. 1-3, and the rebound correction device comprises a main mounting tube 1, wherein the two ends of the main mounting tube 1 are respectively and coaxially connected with a first telescopic rod 2 and a second telescopic rod 3 which can synchronously and axially move relatively. The free ends of the first telescopic rod 2 and the second telescopic rod 3 are respectively provided with a connecting rod 5, and one connecting rod 5 is detachably provided with an L-shaped pulling plate 4.

When the rebound correction device is adopted for correction, the door inner plate part is firstly horizontally placed on the door inner plate detection tool, and the rebound quantity of the door inner plate part is firstly in accordance with the requirement of the door inner plate conventional detection tool through the rebound correction device. Then, the rebound correction device is retained on the door inner panel part and engaged with the door outer panel. And then, placing the buckling piece of the vehicle door assembly on an assembly checking fixture, and detecting until the vehicle door assembly is qualified. Finally, the outer plate is cut off again, the adjusted inner plate of the vehicle door is put back onto the inner plate checking fixture of the vehicle door again, the rebound quantity is measured again, and the measured value can provide a basis for the die adjustment of the inner plate of the vehicle door.

Through this resilience orthotic devices, can be fixed and adjust the resilience volume of door inner panel as required in real time at twice testing process to avoided because of the door inner panel put the atress effect on two examines the utensil and inaccurate the resilience data measurement that leads to, and then can provide accurate mould correction basis for door inner panel part resilience volume.

The first telescopic rod 2 is in plug-in fit with the main installation pipe 1, and the second telescopic rod 3 is in plug-in fit with the main installation pipe 1. Specifically, the outer wall of the first telescopic rod 2 is in left-handed threaded connection with the inner wall of the main installation pipe 1, and the outer wall of the second telescopic rod 3 is in right-handed threaded connection with the inner wall of the main installation pipe 1. By the rotation of the main mounting tube 1, the first telescopic rod 2 and the second telescopic rod 3 can be controlled to synchronously extend and retract. And the outer shape of the main installation tube 1 is prismatic in order to conveniently control the rotation of the main installation tube 1. In this embodiment, the outer shape of the main installation tube 1 is a hexagonal prism, and it is convenient to rotate the main installation tube 1 by hand or by a wrench.

Meanwhile, the extending direction of the connecting rod 5 is perpendicular to the extending directions of the first telescopic rod 2 and the second telescopic rod 3. The middle part of the connecting rod 5 is connected with the end part of the first telescopic rod 2 and the end part of the second telescopic rod 3. In order to movably connect the L-shaped pulling plate 4 and the connecting rod 5,L type pulling plate 4, a mounting hole 6 which is in plug-in fit with the connecting rod 5 is formed in the plate surface. In this embodiment, there are a plurality of mounting holes 6. The plurality of mounting holes 6 are sequentially arranged along the extending direction of the plate surface of the L-shaped pulling plate 4.

The specific use mode of the device is as follows:

the inner plate of the vehicle door is horizontally placed in a checking fixture in a concave state, the rebound quantity of each corner of the stamping part is checked, and whether a plurality of the stamping parts are required to be placed at different positions or not is judged. Specifically, the L-shaped pulling plate 4 is placed near a position where the rebound point of the door inner panel is large, and it is judged whether or not the clearance between this position and the door outer panel is sufficient, and the front end of the L-shaped pulling plate 4 is spot-welded to the door inner panel. Then, one end of the connecting rod 5 of the second telescopic rod 3 connected by one side of the main mounting tube 1 is inserted into the mounting hole 6 at the rear end of the L-shaped block, and then one end of the cross rod 5 of the first telescopic rod 2 connected by the other side of the main mounting tube 1 is spot-welded with the contact point of the inner plate of the vehicle door.

The main installation pipe 1 is rotated, and the tightness tension of the first telescopic rod 2 and the second telescopic rod 3 is adjusted, so that the threaded rod can generate bidirectional tension and bidirectional thrust. The inner side position of the door inner panel part to which the threaded rod is connected is substantially free from deformation due to the rigidity being sufficient. The rebound position of the door inner plate part connected with the threaded rod belongs to the outer side of the door inner plate, and the rebound amount of the edge of the door inner plate part can be corrected by the elasticity brought by the bidirectional pulling force and the bidirectional pushing force generated by the threaded rod until the rebound amount meets the conventional detection gauge of the door inner plate.

At the moment, the corrected inner plate and the corrected outer plate of the vehicle door are buckled and placed on a buckling piece detection tool of the vehicle door assembly for detection, and the appearance quality of the outer plate of the vehicle door is judged; if the detection needs to be continued, the detected door outer plate can be cut off, the main mounting pipe 1 is rotated, the tightness tension of the first telescopic rod 2 and the second telescopic rod 3 is adjusted, the new door outer plate is replaced for buckling, and the repeated detection is needed until the molded surface of the door buckling assembly outer plate placed on the assembly detection tool is detected to be qualified. Finally, the buckling piece of the outer plate of the vehicle door is cut off, the inner plate part of the vehicle door is put back on the inner plate checking fixture of the vehicle door, the rebound quantity of each point of the inner plate of the vehicle door is measured again, and a correction basis is provided for the die.

The utility model has been described in connection with the preferred embodiments, but the utility model is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the utility model.

Claims

1. The utility model provides a resilience orthotic devices, its characterized in that, including main installation pipe (1), the both ends of main installation pipe (1) coaxial coupling respectively have first telescopic link (2) and second telescopic link (3) that can be synchronous and axial relative motion, all be equipped with connecting rod (5) on the free end of first telescopic link (2) and second telescopic link (3), and detachable install L type arm-tie (4) on one of them connecting rod (5).

2. Rebound correction device according to claim 1, characterised in that the first telescopic rod (2) is in a plug-in fit with the main mounting tube (1) and the second telescopic rod (3) is in a plug-in fit with the main mounting tube (1).

3. The rebound correction device according to claim 2, characterized in that the outer wall of the first telescopic rod (2) is in left-handed threaded connection with the inner wall of the main installation tube (1), and the outer wall of the second telescopic rod (3) is in right-handed threaded connection with the inner wall of the main installation tube (1).

4. A rebound correction device as claimed in claim 3, characterised in that the external shape of said main mounting tube (1) is prismatic.

5. Rebound correction device as claimed in claim 4, characterised in that the external shape of said main mounting tube (1) is hexagonal prism-shaped.

6. Rebound correction device according to any one of claims 1-5, characterised in that the extension direction of the connecting rod (5) is perpendicular to the extension direction of the first telescopic rod (2), the second telescopic rod (3).

7. Rebound correction device as claimed in claim 6, characterised in that the middle part of the connecting rod (5) is connected with the ends of the first telescopic rod (2) and the second telescopic rod (3).

8. Rebound correction device according to claim 6, characterized in that the plate surface of the L-shaped pulling plate (4) is provided with mounting holes (6) which are in plug-in fit with the connecting rods (5).

9. Rebound correction device according to claim 8, characterised in that there are a plurality of said mounting holes (6).

10. Rebound correction device according to claim 9, characterised in that a plurality of said mounting holes (6) are provided in sequence along the direction of extension of the plate surface of the L-shaped pulling plate (4).