Alignment method and system for a dummy calibration table for vehicle crash safety testing

Abstract

The present invention relates to a method and system for assembling and adjusting a dummy calibration table for automobile collision safety testing. The assembling and adjusting method includes: First, prepare a calibration execution mechanism and a general control console; Second, monitor abnormal conditions such as overload, overcurrent, overheat, and leakage of the calibration execution mechanism; Third, manage the entry and backup of the part calibration software program of the calibration execution mechanism; Fourth, prepare installation fixtures, positioning parts, locking parts, speed measurement sensors, calibration equipment for pendulums and pendulum-like objects required for the calibration execution mechanism; Fifth, assemble and adjust the calibration execution mechanism. The assembling and adjusting system includes a calibration execution mechanism sub-control module and a general control console control module; The present invention requires few professional auxiliary devices, is easy to operate, is easy to apply, and is conducive to achieving precise calibration of the dummy, solves the problem that the dummy test is inaccurate due to failures in the existing dummy calibration test bench, and fills the blank history of standardized debugging of the dummy calibration test bench.

Description

Technical Field

[0001] The present invention relates to the technical field of automobiles, and specifically relates to a method and system for assembling and adjusting a dummy calibration table for automobile collision safety testing. Background Art

[0002] With the rapid development of China's economy, the demand for automobiles has also increased day by day. However, problems such as occupant safety have become increasingly prominent. The automobile crash test dummy is crucial for the evaluation of the collision safety of vehicles and is currently an internationally recognized measuring device for judging the protection performance of vehicles for occupants in a collision accident. As a set of detection equipment, the measurement accuracy of the crash test dummy itself also has a great impact on the accuracy of the evaluation results. Therefore, it is necessary to calibrate the crash test dummy regularly, especially before using it in a vehicle crash test. The usage environment of the crash dummy is very harsh, and frequent use easily leads to the decline of its performance. Coupled with the particularity of the materials that make it up, its performance is unstable. Summary of the Invention

[0003] The present invention provides a method and system for assembling and adjusting a dummy calibration table for automobile collision safety testing, which requires few professional auxiliary equipment, is easy to operate, is easy to apply, and is conducive to achieving accurate calibration of the dummy. It solves the problem that the existing dummy calibration test bench causes inaccurate dummy tests due to failures and fills the blank history of standardized debugging of the dummy calibration test bench.

[0004] The technical solution of the present invention is described in conjunction with the accompanying drawings as follows:

[0005] In a first aspect, an embodiment of the present invention provides a method for assembling and adjusting a dummy calibration table for automobile collision safety testing, including the following steps:

[0006] Step 1: Prepare a calibration execution mechanism and a general console;

[0007] The calibration execution mechanism is used to calibrate a dummy for automobile collision safety testing; it includes a head drop impact calibration table, a chest pendulum test calibration table, a neck pendulum test calibration table, a knee pendulum test calibration table, a foot pendulum test calibration table, and a rib drop test calibration table;

[0008] The general console is used to monitor and control abnormal conditions of the calibration execution mechanism and the dummy limb movement posture data;

[0009] Step 2: Use the dummy calibration system module of the general console to monitor abnormal conditions such as overload, overcurrent, overheat, and leakage of the calibration execution mechanism, and set a protection and alarm module on the dummy calibration system module for operation prompts, alarm displays, fault causes, and position displays for the calibration execution mechanism and perform assembly and adjustment;

[0010] Step 3: Use the dummy calibration system module of the master console to manage the entry and backup of the calibration software program for the parts of the calibration actuator, and set up a data center module on the dummy calibration system module for reinstalling the system or restoring data for the calibration actuator. The data center module accesses other computers through an RJ45 port for networking;

[0011] Step 4: Prepare the installation fixtures, positioning parts, locking parts, speed sensors, and calibration equipment for pendulums and pendulum-like objects required for the calibration actuator;

[0012] Step 5: Assemble and adjust the head drop impact calibration table, chest pendulum test calibration table, neck pendulum test calibration table, knee pendulum test calibration table, foot pendulum test calibration table, and rib drop test calibration table in sequence.

[0013] Furthermore, in Step 2, the method for assembling and adjusting the protection and alarm module is as follows:

[0014] Step 201: Connect the protection and alarm module to the static data collector on the calibration actuator. The protection and alarm module can automatically identify whether the sensor bridge connection on the calibration actuator is correct and meets the pin definition;

[0015] Step 202: Connect the protection and alarm module to the trigger output function module on the calibration actuator and collect DTI integrated dummy communication information.

[0016] Furthermore, in Step 5, the method for assembling and adjusting the head drop impact calibration table is as follows:

[0017] Step 501: Install the steel plate tabletop on the aluminum profile stable frame;

[0018] Step 502: Install the test bench edge protection strip on the aluminum profile stable frame and around the steel plate tabletop;

[0019] Step 503: Use the installation fixtures, positioning parts, locking parts, speed sensors, and pendulum and pendulum-like calibration equipment to debug the dummy on the head drop impact calibration table;

[0020] Step 504: Use the dummy calibration system module of the master console to detect whether the dummy drop release device meets the specified release conditions;

[0021] Step 505: Adjust the dummy drop release device vertically set at the edge of the aluminum profile stable frame to the preset height, and release the dummy drop through the manual safety release device or the electrical adjustment drop height cable remote control.

[0022] Furthermore, in Step 5, the method for assembling and adjusting the chest pendulum test calibration table is as follows:

[0023] Step 511: Install the protective fence around the bench base, and reserve a separate area for storing the pendulum in the protective fence;

[0024] Step 512: Install the double-axis lifting table and the rotatable table board on the bench base and adjust them to the initial position;

[0025] Step 513: Install the horizontally adjustable pendulum lifting mechanism on the double-axis lifting table, and install the laser marking device on the double-axis lifting table;

[0026] Step 514: Use the installation fixture, positioning piece, locking piece, speed measurement sensor, and pendulum and pendulum calibration equipment to debug the dummy on the chest pendulum test calibration bench;

[0027] Step 515: Use the dummy calibration system module of the master console to detect whether the pendulum lifting mechanism meets the specified release conditions;

[0028] Step 516: Control the pendulum lifting mechanism through the manual safety release device or through the electric adjustment drop height cable remote control.

[0029] Further, in Step 5, the installation and adjustment method for the neck pendulum test calibration bench is as follows:

[0030] Step 521: Install the swing arm impact release mechanism on the bench base;

[0031] Step 522: Install the protective fence around the bench base, and reserve a space in the protective fence for the operator to install or replace the energy-absorbing honeycomb aluminum parts;

[0032] Step 523: Use the installation fixture, positioning piece, locking piece, speed measurement sensor, and pendulum and pendulum calibration equipment to debug the dummy on the neck pendulum test calibration bench;

[0033] Step 524: Use the dummy calibration system module of the master console to detect whether the swing arm impact release mechanism meets the specified release conditions;

[0034] Step 525: Adjust the swing arm impact release mechanism to the preset falling speed, and adjust the height and speed of the swing arm impact release mechanism; release the dummy to fall through the manual safety release device or through the electric adjustment drop height cable remote control.

[0035] Further, in Step 5, the installation and adjustment method for the knee pendulum test calibration bench is as follows:

[0036] Step 531: Install the protective fence around the bench base;

[0037] Step 532: Install the adjustable manual cable winch on the slideway of the bench base, and install the alignment probe on the bench base;

[0038] Step 533: Install the dummy knee slider on the bench base and adjust the slider position to correspond to the position of the adjustable manual cable winch.

[0039] Step 534: Install the adapter for installing the knee with or without femoral sensation at the dummy knee slider.

[0040] Step 535: Drive the adjustable manual cable winch by hand-cranking the cable and test the sliding accuracy of the dummy knee slider through the alignment probe.

[0041] Step 536: Debug the dummy on the knee swing test calibration bench by using the installation fixture, positioning part, locking part, and speed measurement sensor.

[0042] Step 537: Use the dummy calibration system module of the main console to detect whether the adjustable manual cable winch meets the specified release conditions.

[0043] Step 538: Manually pull the cable winch for calibration testing.

[0044] Furthermore, in step five, the installation and adjustment method for the foot swing test calibration bench is as follows:

[0045] Step 541: Install the foot impactor lifting mechanism on the bench base, adjust the foot impactor lifting mechanism to the preset falling speed, and adjust the height and speed of the foot impactor lifting mechanism.

[0046] Step 542: Install the foot support fixture at a position on the bench base below the foot impactor lifting mechanism, and install the alignment probe beside the foot support fixture.

[0047] Step 543: Debug the dummy on the foot swing test calibration bench by using the installation fixture, positioning part, locking part, speed measurement sensor, and pendulum and pendulum-like calibration equipment.

[0048] Step 544: Use the dummy calibration system module of the main console to detect whether the foot impactor lifting mechanism meets the specified release conditions.

[0049] Step 545: Control the foot impactor lifting mechanism through the manual safety release device or through the electrical adjustment of the drop height cable remote control.

[0050] Furthermore, in step five, the installation and adjustment method for the rib drop test calibration bench is as follows:

[0051] Step 551: Install the rib support lifting mechanism on the bench base, adjust the rib support lifting mechanism to the preset falling speed, and adjust the rib support lifting mechanism to the preset height.

[0052] Step 552: Install the rib fixture at the position directly below the rib support lifting mechanism on the bench base, and install the alignment probe beside the rib fixture;

[0053] Step 553: Debug the dummy on the rib drop test calibration bench by using the installation fixture, positioning piece, locking piece, speed measurement sensor, and pendulum and pendulum-like calibration equipment;

[0054] Step 554: Use the dummy calibration system module of the main console to detect whether the rib support lifting mechanism meets the specified release conditions;

[0055] Step 555: Control the rib support lifting mechanism through the manual safety release device or the electric adjustment drop height cable remote controller.

[0056] In a second aspect, an installation and adjustment system for a dummy calibration bench for automotive crash safety testing provided by an embodiment of the present invention includes:

[0057] A calibration execution mechanism sub-control module for calibrating a dummy for automotive crash safety testing;

[0058] A main console control module for monitoring and controlling the abnormal conditions of the calibration execution mechanism sub-control module and the dummy limb movement posture data;

[0059] The calibration execution mechanism sub-control module includes:

[0060] A head drop impact calibration bench processing module for receiving overload, overcurrent, overheat, and leakage abnormal conditions of the head drop impact calibration bench and sending them to the main console control module;

[0061] A chest pendulum test calibration bench processing module for receiving overload, overcurrent, overheat, and leakage abnormal conditions of the chest pendulum test calibration bench and sending them to the main console control module;

[0062] A neck pendulum test calibration bench processing module for receiving overload, overcurrent, overheat, and leakage abnormal conditions of the neck pendulum test calibration bench and sending them to the main console control module;

[0063] A knee pendulum test calibration bench processing module for receiving overload, overcurrent, overheat, and leakage abnormal conditions of the knee pendulum test calibration bench and sending them to the main console control module;

[0064] A foot pendulum test calibration bench processing module for receiving overload, overcurrent, overheat, and leakage abnormal conditions of the foot pendulum test calibration bench and sending them to the main console control module;

[0065] A rib drop test calibration bench processing module for receiving overload, overcurrent, overheat, and leakage abnormal conditions of the rib drop test calibration bench and sending them to the main console control module;

[0066] The total console control module is electrically connected to the head drop impact calibration table processing module, the chest pendulum test calibration table processing module, the neck pendulum test calibration table processing module, the knee pendulum test calibration table processing module, the foot pendulum test calibration table processing module, and the rib drop test calibration table processing module respectively;

[0067] The total console control module includes:

[0068] A control and analysis module for control and analysis;

[0069] The control and analysis module includes:

[0070] An electrical control module for controlling the operation of each calibration test bench;

[0071] A data acquisition module for collecting signals fed back by each sensor and connecting to the sensors on the calibration test bench;

[0072] A data analysis module for analyzing and displaying the feedback signals collected by the data acquisition module.

[0073] Further, the calibration actuator sub-control module further includes:

[0074] A hip flexion test calibration table processing module for receiving overloading, overcurrent, overheating, and leakage abnormalities of the hip flexion test calibration table and sending them to the total console control module;

[0075] And a torso flexion test calibration table processing module for receiving overloading, overcurrent, overheating, and leakage abnormalities of the torso flexion test calibration table and sending them to the total console control module;

[0076] The total console control module is electrically connected to the hip flexion test calibration table processing module and the torso flexion test calibration table processing module respectively. The total console control module is used to receive and process the protection and alarm information of the hip flexion test calibration table processing module and the torso flexion test calibration table processing module.

[0077] The beneficial effects of the present invention are:

[0078] 1) The present invention is used for the adjustment and installation of essential professional equipment for calibrating various parts of a crash test dummy, ensuring that the test calibration table will not cause inaccurate testing of the dummy due to failures, thereby ensuring accurate and reliable injury data of the crash test dummy in the crash test;

[0079] 2. The total console in the present invention can monitor abnormal conditions such as overloading, overcurrent, overheating, and leakage of multiple test calibration tables themselves. And the total console system has corresponding protection and alarm devices, and realizes effects such as operation prompts, alarm displays, display of fault causes and positions.

[0080] 3. The master console of the present invention can centrally control the calibration actuator to pass through the head drop impact calibration table, chest pendulum test calibration table, neck pendulum test calibration table, knee pendulum test calibration table, foot pendulum test calibration table, and rib drop test calibration table. The console control module is electrically connected to each other. When each calibration test table calibrates the local joints of the dummy, data collection and analysis are carried out through the console control module. In this way, the consistency of the calibration results can be effectively improved, and the calibration results of the dummy are more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0081] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0082] Figure 1 It is a schematic flow chart of the installation and adjustment method of a dummy calibration table for vehicle collision safety testing according to Embodiment 1 of the present invention;

[0083] Figure 2 It is a schematic structural diagram of the installation and adjustment system of a dummy calibration table for vehicle collision safety testing according to Embodiment 2 of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0084] The present invention will be further described in detail below with reference to the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the present invention, rather than limiting the present invention. Additionally, it should be noted that for the sake of convenience of description, only parts related to the present invention are shown in the drawings, rather than all the structures.

[0085] It should be noted that similar reference numerals and letters indicate similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. At the same time, in the description of the present invention, the terms "first", "second", etc. are only used for distinguishing descriptions, and cannot be understood as indicating or implying relative importance.

[0086] Embodiment 1

[0087] Refer to Figure 1 , the embodiment of the present invention provides an installation and adjustment method of a dummy calibration table for vehicle collision safety testing, including the following steps:

[0088] Step 1: Prepare the calibration actuator and the master console;

[0089] The calibration actuator is used to calibrate the dummy for vehicle crash safety tests; it includes a head drop impact calibration table, a chest pendulum test calibration table, a neck pendulum test calibration table, a knee pendulum test calibration table, a foot pendulum test calibration table, and a rib drop test calibration table;

[0090] The total console is used to monitor and control the abnormal conditions of the calibration actuator and the dummy limb movement posture data;

[0091] Step 2: Use the dummy calibration system module of the total console to monitor the abnormal conditions of overload, overcurrent, overheat, and leakage of the calibration actuator, and set up a protection and alarm module on the dummy calibration system module for operation prompts, alarm displays, fault causes, and position displays of the calibration actuator and perform installation and adjustment;

[0092] The installation and adjustment method of the protection and alarm module is as follows:

[0093] Step 201: Connect the protection and alarm module to the static data collector on the calibration actuator. The protection and alarm module can automatically identify whether the sensor bridge connection on the calibration actuator is correct and meets the pin definition;

[0094] Step 202: Connect the protection and alarm module to the trigger output function module on the calibration actuator and collect DTI integrated dummy communication information.

[0095] Step 3: Use the dummy calibration system module of the total console to manage the input and backup of the part calibration software program of the calibration actuator, and set up a data center module on the dummy calibration system module for reinstalling the system or restoring data of the calibration actuator. The data center module accesses other computers through the RJ45 port;

[0096] Step 4: Prepare the installation fixtures, positioning parts, locking parts, speed sensors, pendulum-type and pendulum-type calibration equipment required for the calibration actuator; the above tools are used to assist equipment operators in quickly positioning the corresponding parts of the dummy. The pendulum-type and pendulum-type calibration equipment are detected using a grating speed measurement module, and the speed control error range of the grating speed measurement module is between -0.02 m / s and +0.02 m / s.

[0097] Step 5: Install and adjust the head drop impact calibration table, chest pendulum test calibration table, neck pendulum test calibration table, knee pendulum test calibration table, foot pendulum test calibration table, and rib drop test calibration table in sequence.

[0098] The installation and adjustment method of the head drop impact calibration table is as follows:

[0099] Step 501: Install the steel plate tabletop on the aluminum profile stable frame;

[0100] Step 502: Install the edge protection strip of the test bench on the aluminum profile stable frame and around the steel plate tabletop; the edge protection strip of the test bench is used to block the dummy during the falling process;

[0101] Step 503: Debug the dummy on the head drop impact calibration bench by using the installation fixture, positioning piece, locking piece, speed measurement sensor, and pendulum type and pendulum type calibration equipment;

[0102] Step 504: Use the dummy calibration system module of the main console to detect whether the dummy drop release device meets the specified release conditions;

[0103] Step 505: Adjust the dummy drop release device vertically installed at the edge of the aluminum profile stable frame to the preset height, and release the dummy to drop through the manual safety release device or the electrical adjustment drop height cable remote control.

[0104] The installation and adjustment method for the chest pendulum test calibration bench is as follows:

[0105] Step 511: Install the protective fence around the bench base, and reserve a separate area for storing the pendulum in the protective fence;

[0106] Step 512: Install the double-axis lifting table and the rotatable table board on the bench base and adjust them to the initial position; among them, the double-axis lifting table is used to position the impact point of the dummy to the pendulum impact point position after the dummy is seated, and the rotatable table board is used to drive the double-axis lifting table to rotate;

[0107] Step 513: Install the horizontally adjustable pendulum lifting mechanism on the double-axis lifting table, and install the laser marking device on the double-axis lifting table; the laser marking device is used to facilitate the positioning of the pendulum center;

[0108] Step 514: Debug the dummy on the chest pendulum test calibration bench by using the installation fixture, positioning piece, locking piece, speed measurement sensor, and pendulum type and pendulum type calibration equipment;

[0109] Step 515: Use the dummy calibration system module of the main console to detect whether the pendulum lifting mechanism meets the specified release conditions;

[0110] Step 516: Control the pendulum lifting mechanism through the manual safety release device or the electrical adjustment drop height cable remote control.

[0111] The installation and adjustment method for the neck pendulum test calibration bench is as follows:

[0112] Step 521: Install the pendulum arm impact release mechanism on the bench base;

[0113] Step 522: Install the protective fence around the bench base, and leave openings in the protective fence to facilitate the operator to install or replace the energy-absorbing honeycomb aluminum components;

[0114] Step 523: Use the installation fixture, positioning piece, locking piece, speed measuring sensor, and pendulum and pendulum-like calibration equipment to calibrate the dummy on the neck pendulum test calibration bench;

[0115] Step 524: Use the dummy calibration system module of the main console to detect whether the swing arm impact release mechanism meets the specified release conditions;

[0116] Step 525: Adjust the swing arm impact release mechanism to the preset falling speed, and adjust the height and speed of the swing arm impact release mechanism to be continuously adjustable; release the dummy to fall through the manual safety release device or through the electrical adjustment of the drop height cable remote control.

[0117] The installation and adjustment method for the knee pendulum test calibration bench is as follows:

[0118] Step 531: Install the protective fence around the bench base;

[0119] Step 532: Install the adjustable manual cable winch on the slideway of the bench base, and install the alignment probe on the bench base near the slideway;

[0120] Step 533: Install the dummy knee slider on the bench base, and adjust the position of the slider so that the position of the slider corresponds to the position of the adjustable manual cable winch;

[0121] Step 534: Install the adapter for installing the knee with or without femoral sensation at the dummy knee slider;

[0122] Step 535: Drive the adjustable manual cable winch by means of hand-cranking the cable, and test the sliding accuracy of the dummy knee slider through the alignment probe;

[0123] Step 536: Use the installation fixture, positioning piece, locking piece, and speed measuring sensor to calibrate the dummy on the knee pendulum test calibration bench;

[0124] Step 537: Use the dummy calibration system module of the main console to detect whether the adjustable manual cable winch meets the specified release conditions;

[0125] Step 538: Manually pull the cable winch for calibration testing.

[0126] The installation and adjustment method for the foot pendulum test calibration bench is as follows:

[0127] Step 541: Install the foot collider lifting mechanism on the bench base, adjust the foot collider lifting mechanism to the preset falling speed, and adjust the height and speed of the foot collider lifting mechanism, which are continuously adjustable;

[0128] Step 542: Install the foot support fixture at a position on the bench base below the foot collider lifting mechanism, and install the alignment probe near the foot support fixture;

[0129] Step 543: Debug the dummy on the foot swing test calibration bench by using the installation fixture, positioning part, locking part, speed measurement sensor, and pendulum and pendulum-like calibration equipment;

[0130] Step 544: Use the dummy calibration system module of the main console to detect whether the foot collider lifting mechanism meets the specified release conditions;

[0131] Step 545: Control the foot collider lifting mechanism through the manual safety release device or through the electric adjustment of the drop height cable remote controller.

[0132] The installation and adjustment method for the rib drop test calibration bench is as follows:

[0133] Step 551: Install the rib support lifting mechanism on the bench base, adjust the rib support lifting mechanism to the preset falling speed, and adjust the rib support lifting mechanism to the preset height;

[0134] Step 552: Install the rib fixture at a position on the bench base directly below the rib support lifting mechanism, and install the alignment probe near the rib fixture;

[0135] Step 553: Debug the dummy on the rib drop test calibration bench by using the installation fixture, positioning part, locking part, speed measurement sensor, and pendulum and pendulum-like calibration equipment;

[0136] Step 554: Use the dummy calibration system module of the main console to detect whether the rib support lifting mechanism meets the specified release conditions;

[0137] Step 555: Control the rib support lifting mechanism through the manual safety release device or through the electric adjustment of the drop height cable remote controller.

[0138] The main console in the present invention can monitor abnormal conditions such as overload, overcurrent, overheat, and leakage of multiple test calibration benches, and the main console system has corresponding protection and alarm devices, and realizes effects such as operation prompts, alarm displays, fault causes, and position displays.

[0139] In addition, the main console can centrally control the calibration actuator to pass through the head drop impact calibration table, chest pendulum test calibration table, neck pendulum test calibration table, knee pendulum test calibration table, foot pendulum test calibration table, and rib drop test calibration table. The console control module is electrically connected to each other. When each calibration test table calibrates the local joints of the dummy, data collection and analysis are carried out through the console control module, which can effectively improve the consistency of the calibration results and make the dummy calibration results more accurate.

[0140] Embodiment 2

[0141] Refer to Figure 2 , the embodiment of the present invention provides an installation and adjustment system for a dummy calibration table for automobile collision safety testing, including:

[0142] The calibration actuator sub-control module is used to calibrate the dummy for automobile collision safety testing;

[0143] The calibration actuator sub-control module includes:

[0144] The head drop impact calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the head drop impact calibration table and send them to the main console control module;

[0145] The chest pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the chest pendulum test calibration table and send them to the main console control module;

[0146] The neck pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the neck pendulum test calibration table and send them to the main console control module;

[0147] The knee pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the knee pendulum test calibration table and send them to the main console control module;

[0148] The foot pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the foot pendulum test calibration table and send them to the main console control module;

[0149] The rib drop test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the rib drop test calibration table and send them to the main console control module;

[0150] The main console control module is electrically connected to the head drop impact calibration table processing module, the chest pendulum test calibration table processing module, the neck pendulum test calibration table processing module, the knee pendulum test calibration table processing module, the foot pendulum test calibration table processing module, and the rib drop test calibration table processing module respectively;

[0151] The calibration actuator sub-control module further includes:

[0152] A hip flexion test calibration table processing module, configured to receive overload, overcurrent, overheat, and leakage abnormal conditions of the hip flexion test calibration table and send them to the main console control module;

[0153] And a torso bending test calibration table processing module, configured to receive overload, overcurrent, overheat, and leakage abnormal conditions of the torso bending test calibration table and send them to the main console control module;

[0154] The main console control module is electrically connected to the hip flexion test calibration table processing module and the torso bending test calibration table processing module respectively. The main console control module is configured to receive and process the protection and alarm information of the hip flexion test calibration table processing module and the torso bending test calibration table processing module.

[0155] The main console control module is configured to monitor and control the abnormal conditions of the calibration actuator sub-control module and the dummy limb movement posture data;

[0156] The main console control module includes:

[0157] A control analysis module, configured to perform control and analysis;

[0158] The control analysis module includes:

[0159] An electrical control module, configured to control the operation of each calibration test table;

[0160] A data acquisition module, configured to collect the signals fed back by each sensor and connect to the sensors on the calibration test table;

[0161] A data analysis module, configured to analyze and display the feedback signals collected by the data acquisition module.

[0162] Note that the above is only the preferred embodiment of the present invention and the applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein. Various obvious changes, re-adjustments, and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments. Without departing from the concept of the present invention, it can also include more other equivalent embodiments, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A method for assembling and adjusting a calibration table for a dummy used in automotive crash safety testing, characterized in that, It includes the following steps: Step 1: Prepare a calibration actuator and a master console; The calibration actuator is used to calibrate a dummy for automotive crash safety testing; It includes a head drop impact calibration table, a chest pendulum test calibration table, a neck pendulum test calibration table, a knee pendulum test calibration table, a foot pendulum test calibration table, and a rib drop test calibration table; The master console is used to monitor and control abnormal conditions of the calibration actuator and data on the motion postures of the dummy's limbs; Step 2: Use the dummy calibration system module of the master console to monitor abnormal conditions such as overload, overcurrent, overheat, and leakage of the calibration actuator, and set up a protection and alarm module on the dummy calibration system module for operation prompts, alarm displays, fault causes, and position displays for the calibration actuator and perform installation and adjustment; Step 3: Use the dummy calibration system module of the master console to manage the entry and backup of the part calibration software program of the calibration actuator, and set up a data center module on the dummy calibration system module for reinstalling the system or restoring data for the calibration actuator. The data center module accesses other computers through an RJ45 port; Step 4: Prepare installation fixtures, positioning parts, locking parts, speed sensors, and calibration equipment for pendulum and pendulum-like types required for the calibration actuator; Step 5: Install and adjust the head drop impact calibration table, chest pendulum test calibration table, neck pendulum test calibration table, knee pendulum test calibration table, foot pendulum test calibration table, and rib drop test calibration table in sequence.

2. The alignment method of a dummy calibration table for vehicle crash safety testing according to claim 1, characterized in that In Step 2, the installation and adjustment method of the protection and alarm module is as follows: Step 201: Connect the protection and alarm module to the static data collector on the calibration actuator. The protection and alarm module can automatically identify whether the sensor bridge connection on the calibration actuator is correct and meets the pin definition; Step 202: Connect the protection and alarm module to the trigger output function module on the calibration actuator and collect DTI integrated dummy communication information.

3. The alignment method of a dummy calibration table for vehicle crash safety testing according to claim 1, characterized in that In Step 5, the installation and adjustment method of the head drop impact calibration table is as follows: Step 501: Install the steel plate tabletop on the aluminum profile stable frame; Step 502: Install the test bench edge protection strip on the aluminum profile stable frame and around the steel plate tabletop; Step 503: Use installation fixtures, positioning parts, locking parts, speed sensors, and pendulum and pendulum-like calibration equipment to debug the dummy on the head drop impact calibration table; Step 504: Use the dummy calibration system module of the master console to detect whether the dummy drop release device meets the specified release conditions; Step 505: Adjust the dummy drop release device vertically set at the edge position of the aluminum profile stable frame to the preset height, and release the dummy drop through a manual safety release device or an electrical adjustment drop height cable remote control.

4. The alignment method of a dummy calibration platform for vehicle collision safety testing according to claim 1, characterized in that, In Step 5, the installation and adjustment method of the chest pendulum test calibration table is as follows: Step 511: Install the protective fence around the bench base, and reserve a separate area for placing the pendulum in the protective fence; Step 512: Install the double-axis lifting table and the rotatable table board on the bench base and adjust to the initial position; Step 513: Install the horizontally adjustable pendulum lifting mechanism on the two-axis lifting table, and install the laser marking device on the two-axis lifting table; Step 514: Use the installation fixture, positioning piece, locking piece, speed measuring sensor, and pendulum and pendulum calibration equipment to debug the dummy on the chest pendulum test calibration table; Step 515: Use the dummy calibration system module of the main console to detect whether the pendulum lifting mechanism meets the specified release conditions; Step 516: Control the pendulum lifting mechanism through the manual safety release device or through the electric adjustment drop height cable remote control.

5. The alignment method of a dummy calibration table for vehicle crash safety testing according to claim 1, characterized in that, In Step 5, the installation and adjustment method for the neck pendulum test calibration table is as follows: Step 521: Install the swing arm impact release mechanism on the bench base; Step 522: Install the protective fence around the bench base, and reserve a space in the protective fence for the operator to install or replace the energy-absorbing honeycomb aluminum parts conveniently; Step 523: Use the installation fixture, positioning piece, locking piece, speed measuring sensor, and pendulum and pendulum calibration equipment to debug the dummy on the neck pendulum test calibration table; Step 524: Use the dummy calibration system module of the main console to detect whether the swing arm impact release mechanism meets the specified release conditions; Step 525: Adjust the swing arm impact release mechanism to the preset falling speed, and adjust the height and speed of the swing arm impact release mechanism; Release the dummy to fall through the manual safety release device or through the electric adjustment drop height cable remote control.

6. The alignment method of a dummy calibration platform for vehicle collision safety testing according to claim 1, characterized in that In Step 5, the installation and adjustment method for the knee pendulum test calibration table is as follows: Step 531: Install the protective fence around the bench base; Step 532: Install the adjustable manual cable winch on the slideway of the bench base, and install the alignment probe on the bench base; Step 533: Install the dummy knee slider on the bench base, and adjust the position of the slider so that the position of the slider corresponds to the position of the adjustable manual cable winch; Step 534: Install the adapter for installing the knee with or without femoral sensation at the dummy knee slider; Step 535: Drive the adjustable manual cable winch by hand-cranking the cable, and test the sliding accuracy of the dummy knee slider through the alignment probe; Step 536: Use the installation fixture, positioning piece, locking piece, speed measuring sensor to debug the dummy on the knee pendulum test calibration table; Step 537: Use the dummy calibration system module of the main console to detect whether the adjustable manual cable winch meets the specified release conditions; Step 538: Manually pull the cable winch for calibration testing.

7. The alignment method of a dummy calibration table for vehicle collision safety testing according to claim 1, characterized in that In Step 5, the installation and adjustment method for the foot pendulum test calibration table is as follows: Step 541: Install the foot collider lifting mechanism on the bench base, adjust the foot collider lifting mechanism to the preset falling speed, and adjust the height and speed of the foot collider lifting mechanism; Step 542: Install the foot support fixture at a position on the bench base below the foot collider lifting mechanism, and install the alignment probe beside the foot support fixture; Step 543: Use the installation fixture, positioning piece, locking piece, speed measuring sensor, and pendulum and pendulum calibration equipment to debug the dummy on the foot pendulum test calibration table; Step 544: Use the dummy calibration system module of the master console to detect whether the foot bumper lifting mechanism meets the specified release conditions; Step 545: Control the foot bumper lifting mechanism through the manual safety release device or the electrical adjustment drop height cable remote controller.

8. The calibration method of a dummy calibration platform for vehicle collision safety testing according to claim 1, characterized in that In step five, the adjustment method of the rib drop test calibration table is as follows: Step 551: Install the rib support lifting mechanism on the bench base, adjust the rib support lifting mechanism to the preset falling speed, and adjust the rib support lifting mechanism to the preset height; Step 552: Install the rib fixture at a position directly below the rib support lifting mechanism on the bench base, and install the alignment probe beside the rib fixture; Step 553: Use the installation fixture, positioning piece, locking piece, speed measurement sensor, and pendulum and pendulum-like calibration equipment to debug the dummy on the rib drop test calibration table; Step 554: Use the dummy calibration system module of the master console to detect whether the rib support lifting mechanism meets the specified release conditions; Step 555: Control the rib support lifting mechanism through the manual safety release device or the electrical adjustment drop height cable remote controller.

9. An assembly and adjustment system for a dummy calibration platform used in automotive crash safety tests, characterized in that, Including: The calibration actuator sub-control module is used to calibrate the dummy for vehicle collision safety testing; The master console control module is used to monitor and control the abnormal conditions of the calibration actuator sub-control module and the dummy limb movement posture data; The calibration actuator sub-control module includes: The head drop impact calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the head drop impact calibration table and send them to the master console control module; The chest pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the chest pendulum test calibration table and send them to the master console control module; The neck pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the neck pendulum test calibration table and send them to the master console control module; The knee pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the knee pendulum test calibration table and send them to the master console control module; The foot pendulum test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the foot pendulum test calibration table and send them to the master console control module; The rib drop test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the rib drop test calibration table and send them to the master console control module; The master console control module is electrically connected to the head drop impact calibration table processing module, the chest pendulum test calibration table processing module, the neck pendulum test calibration table processing module, the knee pendulum test calibration table processing module, the foot pendulum test calibration table processing module, and the rib drop test calibration table processing module respectively; The master console control module includes: The control analysis module is used for control and analysis; The control analysis module includes: The electrical control module is used to control the operation of each calibration test table; The data acquisition module is used to collect the signals fed back by each sensor and is connected to the sensors on the calibration test table; The data analysis module is used to analyze and display the feedback signals collected by the data acquisition module.

10. The alignment system of a dummy calibration platform for vehicle crash safety testing according to claim 9, characterized in that, The calibration actuator sub-control module further includes: The hip flexion test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the hip flexion test calibration table and send them to the main console control module; And the trunk flexion test calibration table processing module is used to receive the overload, overcurrent, overheat, and leakage abnormal conditions of the trunk flexion test calibration table and send them to the main console control module; The main console control module is electrically connected to the hip flexion test calibration table processing module and the trunk flexion test calibration table processing module respectively. The main console control module is used to receive and process the protection and alarm information of the hip flexion test calibration table processing module and the trunk flexion test calibration table processing module.

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