Automobile bumper forming multi-point positioning testing device and testing method thereof

Abstract

The invention relates to the technical field of automobile bumper forming multi-point positioning testing, in particular to an automobile bumper forming multi-point positioning testing device and a testing method thereof.The automobile bumper forming multi-point positioning testing device comprises a fixed table and a conveying belt support, and the fixed table is fixedly connected to one side of the conveying belt support; the upper end of the fixing table is connected with a moving sensor used for obtaining multi-point positioning data of an automobile bumper through a multi-angle motion control system, a controller is installed on the other side of the conveying belt support, a conveying belt used for controlling the bumper to move is installed at the upper end of the conveying belt support, and the bumper is placed at the upper end of the conveying belt. An annular iron belt is mounted in the conveyor belt; a positioning mechanism is mounted on the inner side of the conveyor belt; the positioning mechanism comprises a positioning frame, the upper end of the positioning frame is fixedly connected with a fixing column, high-precision and high-efficiency multi-point positioning detection is achieved through a single mobile sensor, a dynamic adjustment mechanism and an intelligent control technology are introduced into the system, the system adapts to a complex test environment, and the detection success rate and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile bumper forming multi-point positioning test, in particular to an automobile bumper forming multi-point positioning test device and a test method thereof. BACKGROUND

[0002] The automobile bumper forming multi-point positioning test device is a positioning and testing equipment specially used in the automobile bumper forming process, which is mainly used to ensure the accurate position and shape of the bumper during manufacturing and installation, and to evaluate the forming quality thereof;

[0003] The automobile bumper forming multi-point positioning test device plays an important role in the automobile manufacturing and quality control process, helping manufacturers to ensure product quality and improve production efficiency;

[0004] The traditional test method is mostly manual measurement, which is not only inefficient, but also difficult to ensure accuracy. Some existing automatic detection equipment also has the problems of single measurement point and incomplete data collection, which is difficult to meet the test requirements of complex bumper structure. Therefore, a device and method capable of realizing multi-point positioning and high-precision testing are urgently needed to improve the efficiency and accuracy of automobile bumper forming quality detection. Therefore, an automobile bumper forming multi-point positioning test device and a test method thereof are proposed to solve the problem of low efficiency and accuracy of existing automobile bumper forming quality detection. SUMMARY

[0005] The purpose of the present application is to provide an automobile bumper forming multi-point positioning test device and a test method thereof to solve the problem of low efficiency and accuracy of existing automobile bumper forming quality detection.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical scheme:

[0007] An automobile bumper forming multi-point positioning test device and a test method thereof, comprising a fixed table and a conveyor belt support, the fixed table is fixedly connected to one side of the conveyor belt support, a mobile sensor for acquiring automobile bumper multi-point positioning data is connected to the upper end of the fixed table through a multi-angle motion control system, a controller is installed on the other side of the conveyor belt support, a conveyor belt for controlling the movement of the bumper is installed on the upper end of the conveyor belt support, a bumper is placed on the upper end of the conveyor belt, an annular iron belt is installed inside the conveyor belt, and a positioning mechanism is installed on the inner side of the conveyor belt; the positioning mechanism comprises a positioning frame, a fixed column is fixedly connected to the upper end of the positioning frame, a groove is formed in the inner side of the upper end of the fixed column, and an electromagnet is fixedly connected inside the groove; the controller comprises a data acquisition module for receiving and processing the positioning data of the mobile sensor, a control module for controlling the work of the mobile sensor and the data acquisition module, and a display module for displaying the processed positioning data.

[0008] As a further optimization of the present invention, the conveyor belt includes a conveyor belt surface, and a limiting ring groove is formed on the inner side of the conveyor belt surface. There are two limiting ring grooves and two annular iron belts. The limiting ring grooves and the annular iron belts correspond one-to-one. The annular iron belts are installed inside the limiting ring grooves.

[0009] As a further optimization of the present invention, the positioning mechanism is provided in two parallel positions, and each positioning mechanism has two positioning frames inside, which are parallel to each other. The bottom end of the positioning frame is fixedly connected to the conveyor belt support by bolts, and the electromagnet is electrically connected to the controller.

[0010] As a further optimization of this invention, the motion sensor is a laser rangefinder, and the measurement formula is:

[0011] ;

[0012] In the formula, d represents the measurement distance, φ represents the speed of light, and φ represents the time from laser emission to reception.

[0013] As a further optimization of the present invention, the multi-angle motion control system covers the entire conveyor belt, allowing the motion sensor to move between multiple measurement points, and the conveyor belt is provided with positioning holes for positioning the bumper.

[0014] As a further optimization of the present invention, the data acquisition module includes a signal amplifier and a filter to improve the accuracy of the positioning data.

[0015] As a further optimization of the present invention, the control module includes a central processing unit and a memory for storing and processing positioning data.

[0016] As a further optimization of the present invention, the display module is a liquid crystal display screen used to display positioning data in real time.

[0017] As a further optimization of the present invention, wherein: S1: the car bumper is fixed on the test platform;

[0018] S2: Activate the motion sensor to acquire multi-point positioning data of the car bumper;

[0019] S3: Receives and processes positioning data through the data acquisition module. The processing formula is as follows:

[0020] ;

[0021] In the formula, Indicates the first Point location results Indicates weight, Indicates the first The value of this measurement.

[0022] S4: The positioning data is analyzed and calculated through the control module;

[0023] S5: Display the processed positioning data through the display module.

[0024] As a further optimization of this invention, the processing of the positioning data includes data filtering and signal amplification, and the filtering formula is as follows:

[0025] ;

[0026] In the formula, Indicates the first The filtering results of the second time, Represents the filter coefficients. Indicates the first The original data of this time, This indicates the result of the previous filtering.

[0027] Compared with the prior art, the beneficial effects of the present invention are:

[0028] 1. In this invention, a high-precision and high-efficiency multi-point positioning detection is achieved by setting a single moving sensor. The device integrates data acquisition, control and display modules, which can process and display positioning data in real time, ensuring measurement accuracy and stability. The test platform is flexibly designed to ensure the comprehensiveness of detection and the stability of sample fixation. The system introduces a dynamic adjustment mechanism and intelligent control technology to adapt to complex test environments and improve detection success rate and efficiency.

[0029] 2. In this invention, the vibration of the transmission belt caused by the start-stop impact can be avoided when the transmission belt stops rotating. As a result, the bumper conveyed at the upper end of the transmission belt can be inspected immediately after the transmission belt stops, which can further improve the inspection efficiency. Attached Figure Description

[0030] Fig. 1 This is a schematic diagram of the overall structure of the present invention;

[0031] Fig. 2 This is a schematic diagram of the conveyor belt structure of the present invention;

[0032] Fig. 3 This is a schematic diagram of the positioning mechanism of the present invention.

[0033] In the diagram: 1. Fixed platform; 2. Multi-angle motion control system; 3. Motion sensor; 4. Bumper; 5. Conveyor belt support;

[0034] 6. Conveyor belt; 61. Conveyor belt surface; 62. Limiting ring groove;

[0035] 7. Circular iron belt;

[0036] 8. Positioning mechanism; 81. Positioning frame; 82. Fixing column; 83. Groove; 84. Electromagnet; 9. Controller. Detailed Implementation

[0037] Please see Figs. 1-3 The present invention provides a technical solution:

[0038] A multi-point positioning testing device and method for automobile bumper forming includes a fixed platform 1 and a conveyor belt support 5. The fixed platform 1 is fixedly connected to one side of the conveyor belt support 5. A motion sensor 3 for acquiring multi-point positioning data of the automobile bumper is connected to the upper end of the fixed platform 1 through a multi-angle motion control system 2. A controller 9 is installed on the other side of the conveyor belt support 5. A conveyor belt 6 for controlling the movement of the bumper 4 is installed on the upper end of the conveyor belt support 5. The bumper 4 is placed on the upper end of the conveyor belt 6. An annular iron belt 7 is installed inside the conveyor belt 6. A positioning mechanism 8 is installed inside the conveyor belt 6. The positioning mechanism 8 includes a positioning frame 81. A fixed column 82 is fixedly connected to the upper end of the positioning frame 81. A groove 83 is opened on the inner side of the upper end of the fixed column 82. An electromagnet 84 is fixedly connected inside the groove 83. The controller 9 includes a data acquisition module for receiving and processing the positioning data of the motion sensor 3, a control module for controlling the operation of the motion sensor 3 and the data acquisition module, and a display module for displaying the processed positioning data. Through the above settings, accurate positioning of multiple points of the automobile bumper can be achieved, improving the detection efficiency and accuracy.

[0039] As a further implementation of this solution, the conveyor belt 6 includes a conveyor belt surface 61. A limiting annular groove 62 is formed on the inner side of the conveyor belt surface 61. Two limiting annular grooves 62 and two annular iron belts 7 are provided, with each limiting annular groove 62 corresponding to one annular iron belt 7. The annular iron belt 7 is installed inside the limiting annular groove 62. Two positioning mechanisms 8 are provided, parallel to each other. Two positioning frames 81 are provided inside any positioning mechanism 8, parallel to each other, and the bottom end of each positioning frame 81 is fixedly connected to the conveyor belt bracket 5 by bolts. An electromagnet 84 is connected to the control... The electrical connection between the controllers 9 allows for positioning of the transmission belt 6 during the testing of the bumper 4 by the laser rangefinder sensor. Positioning is achieved by energizing the electromagnet 84 to attract and fix the annular iron belt 7. This fixation process ensures the stability of the bumper 4 during testing. This design avoids vibration of the transmission belt 6 due to start-stop impact when it stops rotating. Furthermore, the bumper 4 conveyed by the transmission belt 6 can be detected immediately after the transmission belt 6 stops, further improving detection efficiency.

[0040] As a further technical solution to this scheme, the motion sensor is a laser rangefinder, and the measurement formula is:

[0041] ;

[0042] In the formula, d represents the measurement distance, φ represents the speed of light, and φ represents the time from laser emission to reception. The laser ranging sensor provides high-precision distance measurement, ensuring the accuracy of the positioning data.

[0043] As a further implementation of this solution, the multi-angle motion control system covers the entire conveyor belt 6, allowing the motion sensor 3 to move between multiple measurement points. The conveyor belt 6 is provided with positioning holes for positioning the bumper 4, ensuring that the sensor can move flexibly and achieve comprehensive detection of the entire bumper.

[0044] As a further technical solution for implementing this solution, the data acquisition module includes a signal amplifier and a filter to improve the accuracy of positioning data. The signal amplifier and filter can effectively improve the accuracy of positioning data and reduce measurement errors.

[0045] As a further implementation of this solution, the control module includes a central processing unit and a memory, which are used to store and process positioning data. The central processing unit and memory can quickly process and store a large amount of data, thereby improving the system's response speed and data processing capabilities.

[0046] As a further technical solution for implementing this solution, the display module is an LCD screen, which is used to display positioning data in real time. The LCD screen can display positioning data in real time, which makes it convenient for operators to monitor and analyze test results.

[0047] As a further technical solution to this plan, S1: Fix the car bumper on the test platform;

[0048] S2: Activate the motion sensor to acquire multi-point positioning data of the car bumper;

[0049] S3: Receives and processes positioning data through the data acquisition module. The processing formula is as follows:

[0050] ;

[0051] In the formula, Indicates the first Point location results Indicates weight, Indicates the first The value of this measurement.

[0052] S4: The positioning data is analyzed and calculated through the control module;

[0053] S5: The processed positioning data is displayed through the display module. In practical applications, the above method can achieve accurate positioning and real-time monitoring of multiple points on the car bumper, improving detection efficiency and data accuracy.

[0054] As a further technical solution to this scheme, the processing of positioning data includes data filtering and signal amplification. The filtering formula is as follows:

[0055] ;

[0056] In the formula, Indicates the first The filtering results of the second time, Represents the filter coefficients. Indicates the first The original data of this time, This indicates the result of the previous filtering. Data filtering and signal amplification processing improve the accuracy and reliability of positioning data and reduce measurement errors.

[0057] This article uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only for the purpose of helping to understand the method and core ideas of the present invention. The above descriptions are only preferred embodiments of the present invention. It should be noted that due to the limitations of textual expression, while there are objectively infinite specific structures, those skilled in the art can make several improvements, modifications, or changes without departing from the principles of the present invention, and can also combine the above technical features in an appropriate manner. These improvements, modifications, changes, or combinations, or the direct application of the inventive concept and technical solution to other situations without modification, should all be considered within the scope of protection of the present invention.

Claims

1. A multi-point positioning test device for automobile bumper molding, comprising a fixed platform (1) and a conveyor belt support (5), characterized in that: The fixed platform (1) is fixedly connected to one side of the conveyor belt bracket (5). The upper end of the fixed platform (1) is connected to a motion sensor (3) for acquiring multi-point positioning data of the car bumper through a multi-angle motion control system (2). A controller (9) is installed on the other side of the conveyor belt bracket (5). A conveyor belt (6) for controlling the movement of the bumper (4) is installed on the upper end of the conveyor belt bracket (5). The bumper (4) is placed on the upper end of the conveyor belt (6). An annular iron belt (7) is installed inside the conveyor belt (6). A positioning mechanism (8) is installed inside the conveyor belt (6). The positioning mechanism (8) includes a positioning frame (81), a fixing column (82) is fixedly connected to the upper end of the positioning frame (81), a groove (83) is provided on the inner side of the upper end of the fixing column (82), and an electromagnet (84) is fixedly connected inside the groove (83). The controller (9) includes a data acquisition module for receiving and processing positioning data from the motion sensor (3), a control module for controlling the operation of the motion sensor (3) and the data acquisition module, and a display module for displaying the processed positioning data.

2. The multi-point positioning test device for automobile bumper forming according to claim 1, characterized in that: The conveyor belt (6) includes a conveyor belt surface (61), and a limiting ring groove (62) is provided on the inner side of the conveyor belt surface (61). There are two limiting ring grooves (62) and two annular iron belts (7). The limiting ring grooves (62) and the annular iron belts (7) correspond one-to-one. The annular iron belts (7) are installed inside the limiting ring grooves (62).

3. The multi-point positioning test device for automobile bumper forming according to claim 1, characterized in that: There are two positioning mechanisms (8), which are parallel to each other. There are two positioning frames (81) inside each positioning mechanism (8), which are parallel to each other. The bottom end of the positioning frame (81) is fixedly connected to the conveyor belt support (5) by bolts. The electromagnet (84) is electrically connected to the controller (9).

4. The multi-point positioning test device for automobile bumper forming according to claim 1, characterized in that: The motion sensor is a laser rangefinder, and the measurement formula is: ； In the formula, d represents the measurement distance, φ represents the speed of light, and φ represents the time from laser emission to reception.

5. The multi-point positioning test device for automobile bumper forming according to claim 1, characterized in that: The multi-angle motion control system covers the entire conveyor belt (6) and allows the motion sensor (3) to move between multiple measurement points. The conveyor belt (6) is provided with positioning holes for positioning the bumper (4).

6. The multi-point positioning test device for automobile bumper forming according to claim 1, characterized in that: The data acquisition module includes a signal amplifier and a filter to improve the accuracy of the positioning data.

7. The multi-point positioning test device for automobile bumper forming according to claim 1, characterized in that: The control module includes a central processing unit and a memory for storing and processing positioning data.

8. The multi-point positioning test device for automobile bumper forming according to claim 1, characterized in that: The display module is an LCD screen used to display location data in real time.

9. A test method for a multi-point positioning test device for automobile bumper forming according to any one of claims 1-8, characterized in that: Includes the following steps: S1: Secure the car bumper to the test platform; S2: Activate the motion sensor to acquire multi-point positioning data of the car bumper; S3: Receives and processes positioning data through the data acquisition module. The processing formula is as follows: ； In the formula, Indicates the first Point location results Indicates weight, Indicates the first The value of the measurement; S4: The positioning data is analyzed and calculated through the control module; S5: Display the processed positioning data through the display module.

10. The testing method of the multi-point positioning testing device for automobile bumper forming according to claim 9, characterized in that: The processing of the positioning data includes data filtering and signal amplification. The filtering formula is as follows: ； In the formula, Indicates the first The filtering results of the second time, Represents the filter coefficients. Indicates the first The original data of this time, This indicates the result of the previous filtering.

Images