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CN-110243512-B - Dummy trunk torque measuring device

CN110243512BCN 110243512 BCN110243512 BCN 110243512BCN-110243512-B

Abstract

The invention discloses a dummy trunk torque measuring device which comprises a main body frame, wherein a servo motor is arranged above the main body frame, the servo motor is connected with a speed reducing mechanism device, a torque sensor is arranged at the bottom end of the speed reducing mechanism device, a reset coupler connected with the top end of the main body frame is arranged at the bottom end of the torque sensor, an angle sensor positioned below the servo motor is arranged at the top end of the main body frame, a dummy trunk is arranged inside the main body frame, a clamping mechanism is arranged at the outer top of the dummy trunk, a positioning mechanism is arranged at the outer bottom of the dummy trunk, and the bottom end of the dummy trunk is connected with a mounting mechanism. The dummy trunk torsion measuring device has the beneficial effects that the dummy trunk torsion measuring device has the advantages that through the self-resetting function of the dummy trunk, the self-resetting torque function of the dummy trunk under the state of no external force is generated through the distance between the resetting couplers, the measuring efficiency is improved while the convenience is improved for the torsion measurement of the dummy trunk.

Inventors

  • YIN JIONG
  • WANG SHENGMING
  • DA GANG

Assignees

  • 上海冠驰汽车安全技术有限公司

Dates

Publication Date
20260508
Application Date
20190719

Claims (6)

  1. 1. The utility model provides a dummy truck torque measurement device, its characterized in that, includes main body frame (1), the top of main body frame (1) is equipped with servo motor (2), servo motor (2) are connected with reduction gear device (3), the bottom of reduction gear device (3) is equipped with torque sensor (4), the bottom of torque sensor (4) be equipped with reset shaft coupling (5) that main body frame (1) top is connected, the top of main body frame (1) is equipped with and is located angle sensor (6) of servo motor (2) below, the inside of main body frame (1) is equipped with dummy truck (7), the outer top of dummy truck (7) is equipped with clamping mechanism, the outer bottom of dummy truck (7) is equipped with positioning mechanism, the bottom and the installation mechanism of dummy truck (7) are connected, neck axle center and torque sensor (4) axle center, reset shaft coupling (5) are concentric, reset shaft coupling (5) have fixed interval to satisfy down the key truck and change to the initial position of dummy truck (7) and get back to actual initial position in the reverse direction when the dummy truck (7) is the initial position.
  2. 2. A dummy trunk torque measuring apparatus according to claim 1, wherein a side of the speed reducing mechanism device (3) remote from the servo motor (2) is connected to the top end of the main body frame (1) through a fixed column, and the reset coupling (5) is located between the angle sensor (6) and the fixed column.
  3. 3. A dummy trunk torque measuring apparatus according to claim 1, wherein a bottom end of the main body frame (1) is provided with a bottom plate arranged perpendicularly to the main body frame (1).
  4. 4. The dummy trunk torque measuring device according to claim 1, wherein the clamping mechanism comprises a trunk clamping fixing plate I (8) and a trunk clamping fixing plate II (9) which are symmetrically arranged on two sides of the inner wall of the main body frame (1), one sides of the trunk clamping fixing plate I (8) and the trunk clamping fixing plate II (9) are connected through a trunk clamping connecting plate (10), the top ends of the trunk clamping fixing plate I (8) and the trunk clamping fixing plate II (9) are connected through a top plate connected with an output shaft of the reset coupling (5), and one side, close to the dummy trunk (7), of the trunk clamping fixing plate I (8) is provided with a trunk clamping positioning block (11).
  5. 5. The dummy trunk torque measuring device according to claim 1, wherein the positioning mechanism comprises hip pipe positioning plates (12) which are arranged on two sides of the dummy trunk (7) and are symmetrically arranged, one sides of the hip pipe positioning plates (12) close to the dummy trunk (7) are respectively provided with a hip pipe limiter (14), and the hip Guan Xianwei devices (14) are respectively connected with the hip pipe positioning plates (12) through hip pipe positioning shaft sleeves (13).
  6. 6. A dummy trunk torque measuring apparatus according to claim 3, wherein the mounting means comprises a trunk mounting support plate (15) provided at the bottom end of the dummy trunk (7), and the trunk mounting support plate (15) is movably connected with a trunk mounting rail (16) provided at the top end of the bottom plate and symmetrically.

Description

Dummy trunk torque measuring device Technical Field The invention relates to the field of dummy trunk torque measurement, in particular to a dummy trunk torque measurement device. Background In the field of automobile application, detection and exploration of automobile safety performance are endless, in the experimental process, automobile safety collision models, namely automobile dummy persons, are adopted at home and abroad as test tools instead of real persons at present to obtain detection results so as to analyze the safety performance of automobiles. However, the fixing mode of the dummy is complicated and inconvenient at present, and meanwhile, the torsion measurement accuracy of the trunk of the dummy is low, the measurement efficiency is low, and the working progress is affected. For the problems in the related art, no effective solution has been proposed at present. Disclosure of Invention The invention provides a dummy trunk torque measuring device aiming at the problems in the related art, so as to overcome the technical problems in the prior art. For this purpose, the invention adopts the following specific technical scheme: The utility model provides a dummy truck torque measurement device, includes main body frame, main body frame's top is equipped with servo motor, servo motor is connected with the reduction gears device, the bottom of reduction gears device is equipped with torque sensor, torque sensor's bottom be equipped with the reset shaft coupling that main body frame top is connected, main body frame's top is equipped with and is located the angle sensor of servo motor below, main body frame's inside is equipped with the dummy truck, the outer top of dummy truck is equipped with clamping mechanism, the outer bottom of dummy truck is equipped with positioning mechanism, the bottom and the installation mechanism of dummy truck are connected. Preferably, one side of the speed reducing mechanism device away from the servo motor is connected with the top end of the main body frame through a fixed column, and the reset coupling is located between the angle sensor and the fixed column. Preferably, the bottom end of the main body frame is provided with a bottom plate which is perpendicular to the main body frame. Preferably, the clamping mechanism comprises a first trunk clamping fixing plate and a second trunk clamping fixing plate which are symmetrically arranged on two sides of the inner wall of the main body frame, the first trunk clamping fixing plate is connected with one side of the second trunk clamping fixing plate through a trunk clamping connecting plate, the first trunk clamping fixing plate is connected with the top end of the second trunk clamping fixing plate through a top plate connected with an output shaft of the reset coupling, and a trunk clamping positioning block is arranged on one side, close to the trunk of the dummy, of the first trunk clamping fixing plate. Preferably, the positioning mechanism comprises hip tube positioning plates which are arranged on two sides of the trunk of the dummy and symmetrically arranged, one side, close to the trunk of the dummy, of each hip tube positioning plate is provided with a hip tube limiter, and each hip tube limiter is connected with each hip tube positioning plate through a hip tube positioning shaft sleeve. Preferably, the installation mechanism comprises a trunk installation supporting plate arranged at the bottom end of the dummy trunk, and the trunk installation supporting plate is movably connected with a trunk installation rail which is arranged at the top end of the bottom plate and symmetrically. The invention has the beneficial effects that the self-resetting function of the dummy trunk is adopted, the self-resetting torque function of the dummy trunk under the state of no external force is generated by the distance between the resetting couplings, and the measuring efficiency is accelerated while the convenience is improved for the torsion measurement of the dummy trunk. Drawings In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Fig. 1 is a schematic structural diagram of a dummy torso torque measuring device according to an embodiment of the present invention. In the figure: 1. the device comprises a main body frame, a servo motor, a speed reducing mechanism device, a torque sensor, a reset coupling, an angle sensor, a dummy trunk, a trunk clamping and fixing plate I, a trunk clamping and fixing plate II, a trunk clamping and connecting plate II, a trunk clamping and locating block 11, a trunk clamping and locating block 12, a hip