Search

CN-121994511-A - Trigger device for driving simulation operation test

CN121994511ACN 121994511 ACN121994511 ACN 121994511ACN-121994511-A

Abstract

The invention discloses a trigger device for a driving simulation operation test, which relates to the technical field of automobile electronic module tests and comprises a test bed, a control box, a sliding table, a turnover table, a fixed support, a pendulum bob, an L-shaped frame, a rotating shaft, a rotating drum, an annular part, a telescopic part and an elastic plug-in unit, wherein the control box, the sliding table, the turnover table and the pendulum bob are arranged on the test bed. The elastic plug-in is configured such that the elastic plug-in on the rotary drum is plugged into or separated from the plug-in hole when the telescopic member is in the extending movement. According to the invention, the elastic plug-in is arranged on the rotary drum, and the annular piece is used for separating the elastic plug-in from the plug-in hole on the rotary shaft at the output end of the driving motor, so that the driving motor idles at a certain speed, and then the elastic plug-in is plugged into the plug-in hole through the telescopic component, the rotary shaft is used for driving the rotary drum to drive the pendulum bob to swing down to strike the sliding table, so that the striking test at different speeds is simulated, and the application range of the striking test is effectively improved.

Inventors

  • SHI HONGFEI
  • XIANG ZHENG
  • LIU ZHONGHUA
  • CAO KAI
  • ZHANG JIAN
  • ZHONG YUMING
  • ZUO XUAN
  • LIU LEI

Assignees

  • 长春汽车检测中心有限责任公司

Dates

Publication Date
20260508
Application Date
20260312

Claims (10)

  1. 1. The utility model provides a trigger device for driving simulation operation test, includes test bench (1) and locates control box (2), sliding table (3), roll-over table (4) and fixed bolster (5) on test bench (1) and set up in pendulum (6) on fixed bolster (5), its characterized in that still includes: the L-shaped frame (7) is fixedly arranged on the fixed bracket (5); A rotating shaft (8) which is rotatably connected to the L-shaped frame (7) and is coaxially connected with the output end of a driving motor (82) on the fixed support (5), and a plurality of inserting holes (81) are formed in the end part of the rotating shaft; The rotary drum (9) is sleeved on the rotary shaft (8) in a sliding manner, a limiting ring (91) is arranged on the rotary drum in a rotating manner, and the pendulum bob (6) is arranged on the rotary drum (9); the annular piece (10) is arranged on the L-shaped frame (7); the telescopic component (11) is arranged on the L-shaped frame (7), and the output end of the telescopic component is connected with the limiting ring (91) or the annular piece (10); elastic inserts (12) are uniformly distributed at one end of the rotary drum (9) along the circumferential direction; The elastic insert (12) is configured such that the elastic insert (12) on the drum (9) engages with or disengages from the engagement hole (81) when the telescopic member (11) is moved in an extended state.
  2. 2. The trigger device for driving simulation operation test according to claim 1, wherein the elastic insert (12) is arranged on the rotary drum (9) through a spring (121), an annular unlocking block (122) is arranged at the upper end of the elastic insert (12), and the annular unlocking piece (10) is pushed by contact with an inclined surface on the annular unlocking block (122) to drive the elastic insert (12) to stretch the spring (121) to rise.
  3. 3. Trigger device for driving simulation operation tests according to claim 2, characterized in that the limit ring (91) is connected to the output end of the telescopic part (11), the ring (10) being fixed to the L-shaped frame (7); the telescopic part (11) pushes the limiting ring (91) to drive the rotary drum (9) to axially move on the rotary shaft (8) through shrinkage movement, so that the annular unlocking block (122) at the upper end of the elastic plug-in unit (12) is in contact with the annular part (10) to ascend so as to be separated from the plug-in hole (81).
  4. 4. The trigger device for driving simulation operation test according to claim 2, wherein the limiting ring (91) is fixed on the L-shaped frame (7) through an L-shaped member (92), the ring-shaped member (10) is slidably arranged on the L-shaped frame (7) through a limiting rod, and the lower end of the ring-shaped member is connected with the output end of the telescopic member (11); The telescopic part (11) pushes the annular part (10) to axially move along the rotating shaft (8) through extending movement so as to be in contact with the annular unlocking block (122) at the upper end of the elastic insert (12), so that the elastic insert (12) is lifted to be separated from the inserting hole (81).
  5. 5. The trigger device for driving simulation operation test according to claim 3 or 4, wherein a conical elastic block (13) is arranged at the lower part of the limiting ring (91), a trapezoid strip (14) is arranged on the rotary drum (9), a tangential surface (131) is arranged on one side of the conical elastic block (13), and after the rotary drum (9) rotates clockwise by an angle of 210 ° -245 °, the long bottom surface of the conical elastic block (13) is in contact with the tangential surface (131) in a fitting manner, so that the pendulum (6) is static at the angle of 210 ° -245 ° under the action of gravity.
  6. 6. Trigger device for driving simulation operation tests according to claim 3 or 4, characterized in that the plug hole (81) is a round hole or a bar hole.
  7. 7. Trigger device for a driving simulation operation test according to claim 3 or 4, characterized in that the telescopic part (11) is an electric push rod or a pneumatic push rod.
  8. 8. The trigger device for driving simulation operation test according to claim 1, wherein one end of the rotary drum (9) is in threaded connection with a screwing piece (93), an inserting rod is arranged at the end of the screwing piece (93), a swinging rod of the pendulum bob (6) is slidably arranged on the rotary drum (9) in a penetrating mode, a plurality of round holes are formed in the swinging rod at intervals along the axial direction, and the inserting rod is connected with the round holes in an inserting mode to fix the swinging rod on the rotary drum (9).
  9. 9. The trigger device for driving simulation operation test according to claim 1, wherein the rotary drum (9) is provided with an annular groove (94), and the limiting member is rotatably arranged in the annular groove (94).
  10. 10. The trigger device for driving simulation operation test according to claim 5, wherein a limit protrusion (132) is provided on one side of the conical elastic block (13), and the limit protrusion (132) is slidably located in a limit groove on the limit ring (91), so that the tangential plane (131) is always kept in a vertical state.

Description

Trigger device for driving simulation operation test Technical Field The invention relates to the technical field of automobile electronic module tests, in particular to a trigger device for a driving simulation operation test. Background The automobile time data recording system (EDR) is used for recording the automobile operation data (such as accelerator pedal position, steering lamp, safety belt state, automobile speed and the like) of the automobile in three stages of before, during and after the collision when the automobile collides, and the data not only provide important data support for traffic accident identification and postaccident responsibility division, but also provide technical experience for an automobile enterprise to improve the automobile safety performance. The standard verification tests of the automobile event data recording system are divided into a plurality of verification tests such as whole automobile collision, driving simulation operation, bench test and the like, the professional field span is larger, the test is very complex, the requirements on detection equipment and detection technology are relatively high, the type and the judgment requirements of the verification test are only specified in the national standard, the test equipment and the implementation method are not mentioned, and the detection technology which is not molded at home and abroad can be used as a reference. The triggering device comprises a test bed, a control box, a limiting slide rail, an impact mounting platen and a rotary impact mechanism, wherein the control box, the limiting slide rail, the impact mounting platen and the rotary impact mechanism are arranged on the test bed, the impact mounting platen is arranged on the limiting slide rail in a sliding mode, the rotary impact mechanism is arranged at one end of the limiting slide rail, an impact hammer is rotatably arranged on the rotary impact mechanism and used for impacting the impact mounting platen through rotation, the limiting slide rail, the impact mounting platen and the rotary impact mechanism are arranged on the test bed so that an EDR controller can be conveniently arranged on the impact mounting platen, the rotary impact mechanism impacts the impact mounting platen to simulate a collision test, and accordingly the EDR controller is triggered to record information such as vehicle speed, brake pedal state, accelerator pedal opening, safety belt and air bag state in a period before and after collision, the device can be used as a front-stage testing device of an EDR controller in a research and development stage, and can also be used as a test and verification of the EDR controller in the later stage. Although the trigger device can simulate the EDR controller collision test, the impact hammer is mainly realized by a mode of swinging and striking the bedplate when the motor is started, and the mode can not simulate the collision test at different speeds, so the trigger device for driving simulation operation test, which can simulate different rotating speeds, is provided. Disclosure of Invention The invention provides a trigger device for a driving simulation operation test, and aims to solve the problem that the trigger device cannot simulate different rotation speed collision tests. In order to achieve the above object, the present invention provides a trigger device for driving simulation operation test, comprising a test stand, a control box, a sliding table, a turnover table, a fixed bracket and a pendulum bob arranged on the fixed bracket, wherein the control box, the sliding table, the turnover table and the pendulum bob are arranged on the test stand, and the trigger device further comprises: the L-shaped frame is fixedly arranged on the fixed bracket; The rotating shaft is rotatably connected to the L-shaped frame, is coaxially connected with the output end of the driving motor on the fixed support, and is provided with a plurality of inserting holes at the end part; The rotary drum is sleeved on the rotating shaft in a sliding way, a limiting ring is arranged on the rotary drum in a rotating way, and the pendulum bob is arranged on the rotary drum; The annular piece is arranged on the L-shaped frame; the telescopic component is arranged on the L-shaped frame, and the output end of the telescopic component is connected with the limiting ring or the annular piece; elastic inserts are uniformly distributed at one end of the rotary drum along the circumferential direction; The elastic plug-in is configured such that the elastic plug-in on the rotary drum is plugged into or separated from the plug-in hole when the telescopic member is in the extending movement. Preferably, the elastic plug-in unit is arranged on the rotary drum through a spring, an annular unlocking block is arranged at the upper end of the elastic plug-in unit, and the annular unlocking piece is pushed to drive the elastic plug-in unit stretching spring to rise thro