A testing apparatus for a vehicle door panel

The automated inspection equipment, which combines multiple cameras and barcode readers, solves the problems of long inspection time and high false negative rate of manual inspection, and achieves efficient and accurate inspection of car door panels.

CN224535421UActive Publication Date: 2026-07-21FOYA INTELLIGENT EQUIP (SUZHOU) CO LTD +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FOYA INTELLIGENT EQUIP (SUZHOU) CO LTD
Filing Date
2025-07-18
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Current technologies for inspecting automotive door panels rely on manual visual inspection and simple measuring tools, resulting in long inspection times and a high rate of missed inspections.

Method used

An automated inspection device using multiple cameras and barcode readers, combined with electrical testing plugs, is used to improve inspection efficiency and reduce the false negative rate by utilizing both visual and electrical inspection methods.

Benefits of technology

It has achieved highly efficient automation of automotive door panel inspection, significantly reducing error and missed detection rates, and improving inspection accuracy and efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to automobile door panel test technical field, concretely relates to a kind of test equipment of automobile door panel, including machine body, door, two electric detection plugs, upper detection mechanism, lower detection mechanism and tire membrane mechanism, upper detection mechanism includes code reader, multiple first camera, multiple first support and mounting bracket, lower detection mechanism includes multiple second camera and multiple second support.Product is placed on tire membrane mechanism, then the upper end of product is detected by the multiple first camera of upper end cooperation code reader, secondly, the lower end of product is detected by the multiple second camera of lower end, and electric test can be carried out by two electric detection plugs, during detection, it can be pulled out, after detection is completed, it is placed back to original position, whereby the device camera shooting visual mode detects product, not only improve detection efficiency, and greatly reduce error rate, and the rate of missed detection is low.
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Description

Technical Field

[0001] This utility model relates to the field of automotive door panel testing technology, and in particular to a testing device for automotive door panels. Background Technology

[0002] As a core component integrating vehicle safety structure and function, the manufacturing precision of car door panels directly affects door sealing, smooth window operation, and side-impact safety.

[0003] With the increasing demand for lightweighting in new energy vehicles, door panel materials are shifting from traditional steel plates to aluminum alloys and carbon fiber composite materials, significantly increasing structural complexity (such as integrating wiring harnesses, sensors, touch modules, etc.).

[0004] However, the industry currently generally uses manual visual inspection combined with simple measuring tools for size measurement. The inspection of a single piece is time-consuming and depends on the experience of the operators, resulting in a high rate of missed inspections. Utility Model Content

[0005] The purpose of this utility model is to provide a testing device for automobile door panels, which solves the problems of the current industry's common practice of using manual visual inspection combined with simple measuring tools for size measurement, which is time-consuming for single-piece inspection, relies on the operator's experience, and has a high rate of missed inspection.

[0006] To achieve the above objectives, this utility model provides a testing device for automobile door panels, including a body, a door, two electrical testing plugs, an upper testing mechanism, a lower testing mechanism, and a tire membrane mechanism; The upper detection mechanism includes a barcode reader, multiple first cameras, multiple first brackets, and a mounting frame. The lower detection mechanism includes multiple second cameras and multiple second brackets. The mounting frame is detachably connected to the inner top wall of the machine body. The multiple first brackets are detachably connected to the machine body and are respectively located on the inner top wall of the machine body. The barcode reader is fixedly connected to the lower end of the mounting frame. The multiple first cameras are fixedly connected to the lower end of their respective first brackets. The multiple second brackets are detachably connected to the inner bottom wall of the machine body. The multiple second cameras are fixedly connected to the upper end of their respective second brackets. The machine door is rotatably connected to the front end of the machine body.

[0007] The membrane mechanism includes a front plate, a rear plate, multiple side molds, a middle and rear mold, and multiple handles. The front plate and the rear plate are respectively disposed inside the body. The multiple side molds are respectively fixedly connected to the upper ends of the front plate and the rear plate. The middle and rear molds are fixedly connected to the upper end of the rear plate. The multiple handles are respectively disposed on the front plate and the rear plate.

[0008] The testing equipment for the car door panel also includes an electrical test start button and a visual test start button. The electrical test start button and the visual test start button are respectively fixedly connected to the front end of the machine body, and the visual test start button is located to the left of the electrical test start button.

[0009] The testing equipment for the car door panel also includes a display screen, a printer, and an alarm light. The alarm light is fixedly connected to the side of the machine body, the display screen is located inside the machine body, and the printer is fixedly connected to the front end of the machine body.

[0010] The testing equipment for the car door panel also includes a main power switch and a main air supply switch. The main power switch and the main air supply switch are located on the side of the machine body.

[0011] This utility model discloses a testing device for automobile door panels. The product is placed on the membrane mechanism, and then the upper part of the product is photographed and inspected by multiple first cameras at the upper end in conjunction with the code reader. Next, the lower part of the product is photographed and inspected by multiple second cameras at the lower end. Electrical testing can also be performed through two electrical test plugs. During testing, the plugs can be pulled out, and after testing, they can be put back in their original positions. Thus, this device uses camera-based visual inspection to test the product, which not only improves the testing efficiency but also greatly reduces the error rate and the missed detection rate. Attached Figure Description

[0012] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0013] Figure 1 This is a schematic diagram of the overall structure of this utility model.

[0014] Figure 2 This is a bottom view of the entire utility model.

[0015] Figure 3 This is a partial structural schematic diagram of the present invention.

[0016] Figure 4 This is the utility model Figure 3 Enlarged view of the local structure at point B.

[0017] 1-Main body, 2-Machine door, 3-Electrical test plug, 4-Code reader, 5-First camera, 6-First bracket, 7-Mounting bracket, 8-Second camera, 9-Second bracket, 10-Front panel, 11-Rear panel, 12-Side mold, 13-Middle and rear mold, 14-Handle, 15-Electrical test start button, 16-Vision start button, 17-Display screen, 18-Printer, 19-Alarm light, 20-Main power switch, 21-Main air supply switch. Detailed Implementation

[0018] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0019] Please see Figures 1 to 4 ,in, Figure 1 This is a schematic diagram of the overall structure of this utility model. Figure 2 This is a bottom view of the entire utility model. Figure 3 This is a partial structural schematic diagram of the present invention. Figure 4 This is the utility model Figure 3 Enlarged view of the local structure at point B.

[0020] This utility model provides a testing device for automobile door panels, including a body 1, a door 2, two electrical testing plugs 3, an upper testing mechanism, a lower testing mechanism, and a tire membrane mechanism. The upper testing mechanism includes a barcode reader 4, multiple first cameras 5, multiple first brackets 6, and a mounting bracket 7. The lower testing mechanism includes multiple second cameras 8 and multiple second brackets 9. The mounting bracket 7 is detachably connected to the inner top wall of the body 1. The multiple first brackets 6 are detachably connected to the body 1 and are respectively located on the inner top wall of the body 1. The barcode reader 4 is fixedly connected to the lower end of the mounting bracket 7. The multiple first cameras 5 are fixedly connected to the lower ends of their respective first brackets 6. The multiple second brackets 9 are detachably connected to the inner bottom wall of the body 1. The multiple second cameras 8 are fixedly connected to the upper ends of their respective second brackets 9. The door 2 is rotatably connected to the front end of the body 1.

[0021] In this embodiment, the product is placed on the membrane mechanism, and then the upper part of the product is photographed and inspected by multiple first cameras 5 at the upper end in conjunction with the code reader 4. Next, the lower part of the product is photographed and inspected by multiple second cameras 8 at the lower end. Electrical testing can also be performed through the two electrical test plugs 3. During testing, they can be pulled out, and after testing, they can be put back in their original position. Thus, the device uses a camera-based visual method to inspect the product, which not only improves the inspection efficiency but also greatly reduces the error rate and the missed detection rate.

[0022] Furthermore, the membrane mechanism includes a front plate 10, a rear plate 11, multiple side molds 12, a middle and rear mold 13, and multiple handles 14. The front plate 10 and the rear plate 11 are respectively disposed inside the body 1. The multiple side molds 12 are respectively fixedly connected to the upper ends of the front plate 10 and the rear plate 11. The middle and rear molds 13 are fixedly connected to the upper end of the rear plate 11. The multiple handles 14 are respectively disposed on the front plate 10 and the rear plate 11.

[0023] In this embodiment, before testing, the product is placed on multiple side molds 12 and middle and rear molds 13 to fix the product and prevent shaking or displacement during shooting and testing.

[0024] Furthermore, the testing equipment for the car door panel also includes an electrical test start button 15 and a vision start button 16. The electrical test start button 15 and the vision start button 16 are respectively fixedly connected to the front end of the body 1, and the vision start button 16 is located to the left of the electrical test start button 15.

[0025] In this embodiment, after the product is placed, the product is photographed by the first camera 5 and the second camera 8 by pressing the vision start button 16. When electrical testing is required, the electrical test start button 15 can be pressed to perform the test.

[0026] Furthermore, the testing equipment for the car door panel also includes a display screen 17, a printer 18, and an alarm light 19. The alarm light 19 is fixedly connected to the side of the body 1, the display screen 17 is disposed inside the body 1, and the printer 18 is fixedly connected to the front end of the body 1. The testing equipment for the car door panel also includes a main power switch 20 and a main air supply switch 21. The main power switch 20 and the main air supply switch 21 are both disposed on the side of the body 1.

[0027] In this embodiment, when a problem is detected in the product, the alarm light 19 will activate to alert staff to check the product problem. In addition, during the inspection, the first camera 5 and the second camera 8 will transmit the captured images to the display screen 17 for staff to observe. After the inspection is completed, the printer 18 can print out the inspection data.

[0028] The above-disclosed embodiments are merely one or more preferred embodiments of this application and should not be construed as limiting the scope of this application. Those skilled in the art can understand that all or part of the processes for implementing the above embodiments and equivalent changes made in accordance with the claims of this application still fall within the scope of this application.

Claims

1. A testing device for automobile door panels, characterized in that, It includes the body, door, two electrical test plugs, upper test mechanism, lower test mechanism, and fetal membrane mechanism; The upper detection mechanism includes a barcode reader, multiple first cameras, multiple first brackets, and a mounting frame. The lower detection mechanism includes multiple second cameras and multiple second brackets. The mounting frame is detachably connected to the inner top wall of the machine body. The multiple first brackets are detachably connected to the machine body and are respectively located on the inner top wall of the machine body. The barcode reader is fixedly connected to the lower end of the mounting frame. The multiple first cameras are fixedly connected to the lower end of their respective first brackets. The multiple second brackets are detachably connected to the inner bottom wall of the machine body. The multiple second cameras are fixedly connected to the upper end of their respective second brackets. The machine door is rotatably connected to the front end of the machine body.

2. The testing equipment for automobile door panels as described in claim 1, characterized in that, The membrane mechanism includes a front plate, a rear plate, multiple side molds, a middle and rear mold, and multiple handles. The front plate and the rear plate are respectively disposed inside the body. The multiple side molds are respectively fixedly connected to the upper ends of the front plate and the rear plate. The middle and rear molds are fixedly connected to the upper end of the rear plate. The multiple handles are respectively disposed on the front plate and the rear plate.

3. The testing equipment for automobile door panels as described in claim 2, characterized in that, The testing equipment for the car door panel also includes an electrical test start button and a visual test start button. The electrical test start button and the visual test start button are respectively fixedly connected to the front end of the body, and the visual test start button is located to the left of the electrical test start button.

4. The testing equipment for automobile door panels as described in claim 3, characterized in that, The testing equipment for the car door panel also includes a display screen, a printer, and an alarm light. The alarm light is fixedly connected to the side of the machine body, the display screen is located inside the machine body, and the printer is fixedly connected to the front end of the machine body.

5. The testing equipment for automobile door panels as described in claim 4, characterized in that, The testing equipment for the car door panel also includes a main power switch and a main air supply switch. The main power switch and the main air supply switch are located on the side of the machine body.