Convenient detection device for automobile rear anti-collision beam

Abstract

The utility model relates to the technical field of automobile rear anti-collision beam detection, and discloses an automobile rear anti-collision beam convenient detection device which comprises a base, two ends of the base are provided with limiting mechanisms, the limiting mechanisms at the two ends are distributed in a mirror image mode, the limiting mechanisms are used for limiting and fixing a test piece, and each limiting mechanism comprises a first limiting plate and a second limiting plate. The first limiting plate and the second limiting plate are both arranged to be in an L-shaped bent shape and are both fixedly connected to the base, and the first limiting plate and the second limiting plate are matched to form an L-shaped limiting groove; according to the utility model, the impact rod impacts on a workpiece so as to carry out an impact test, the servo motor drives the lead screw to rotate, so that the movable seat moves along the direction of the chute, and the impact rod can be driven to move to different positions of the rear anti-collision beam, so that the impact position is continuously adjusted in the detection process, and the test result is more objective.

Description

TECHNICAL FIELD

[0001] The utility model relates to automobile rear crash beam detection technical field, more specifically, the utility model relates to a kind of automobile rear crash beam convenient detection device. BACKGROUND

[0002] The automobile rear crash beam convenient detection device is a device specially used for detecting the performance, quality or installation state of automobile rear crash beam. The design of this kind of device aims to improve the detection efficiency, accuracy and convenience to meet the needs of automobile manufacturing, maintenance and safety detection, etc.

[0003] For example, the publication number CN116697856B discloses a kind of automobile rear crash beam convenient detection device, specifically discloses including base, elastic sliding connection is carried out in the vertical direction on base Bearing plate, the both sides of Bearing plate upper end are provided with position adjusting device, support frame is fixed on base, Bearing plate is located in support frame, position adjusting device side Bearing plate is provided with positioning mechanism, positioning mechanism includes the slide hole being opened in Bearing plate, slide hole is slidably connected with positioning plate, the lower end of positioning plate is in contact with the upper end of base, U-shaped slot is opened in the upper end of positioning plate, the opposite two side walls of U-shaped slot are inclined surface, the distance between the upper end of two inclined surfaces is greater than the distance between the lower end of two inclined surfaces, detection device is installed on the upper end of support frame, detection device includes hydraulic rod fixed on support frame, the connecting plate is fixed on the telescopic rod of hydraulic rod, the both ends of connecting plate are rotatably connected with push rod, push rod is connected with connecting plate by torsion spring, two push rods are symmetrically arranged according to the axis of hydraulic rod, the distance between the lower end of two push rods is greater than the distance between the upper end of two push rods, the lower end of connecting plate between two push rods is fixed with a plurality of detection blocks. But the existing automobile rear crash beam convenient detection device cannot adjust the detection function of different positions of rear crash beam, therefore we propose a kind of automobile rear crash beam convenient detection device. UTILITY MODEL CONTENTS

[0004] In order to overcome the shortcomings of the prior art, the utility model provides an automobile rear crash beam convenient detection device, which has the advantages of adjusting the detection of different positions of rear crash beam.

[0005] To achieve the above object, the utility model provides the following technical scheme: an automobile rear crash beam convenient detection device, including base, the both ends of base are provided with limiting mechanism, the limiting mechanism of two ends is mirror image distribution, the limiting mechanism is used for limiting and fixing test piece, the limiting mechanism includes first limiting plate and second limiting plate, the first limiting plate and second limiting plate are all set as L-shaped bending shape and are fixedly connected on the base, the first limiting plate and second limiting plate cooperate to form L-shaped limiting slot;

[0006] The first limiting plate is provided with a side plate at two sides, an activity seat is arranged between the two side plates, a collision mechanism is arranged on the activity seat, the collision mechanism is used for colliding the test piece, two slide grooves are symmetrically arranged on the two side plates, the activity seat is slidably arranged in the slide grooves, a lead screw is rotatably arranged between the two side plates, the lead screw penetrates through the activity seat and is in threaded connection with the activity seat, and a servo motor is fixedly arranged on one side plate.

[0007] As a preferred technical scheme of the utility model, the bottom of the base is fixedly provided with anti-skid heavy supporting legs at both ends.

[0008] As a preferred technical scheme of the utility model, the top of the base is provided with anti-skid lines.

[0009] As a preferred technical scheme of the utility model, the first limiting plate and the second limiting plate are provided with a pressing plate, round rods are arranged at both ends of the pressing plate, connecting plates are fixedly arranged at the ends of the two round rods, first springs are fixedly connected to the connecting plates, and the ends of the first springs are fixedly connected to the second limiting plate.

[0010] As a preferred technical scheme of the utility model, the collision mechanism comprises two spaced-apart collision rods, the collision rods penetrate through the activity seat, the ends of the two collision rods are fixedly provided with an activity plate, second springs are arranged on the collision rods, the ends of the second springs are fixedly connected to the activity plate and the activity seat respectively, a rack is fixedly arranged on the activity plate, a motor is fixedly arranged on the activity seat, an incomplete gear is fixedly arranged on the output shaft of the motor, and the incomplete gear is in meshing state with the rack.

[0011] As a preferred technical scheme of the utility model, a dust cover is arranged on the motor.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1、the utility model discloses a test piece fixing device, which comprises a base, a first limiting plate and a second limiting plate are fixedly arranged on the base, the first limiting plate and the second limiting plate are symmetrically arranged on the base, and the first limiting plate and the second limiting plate are provided with a groove.

[0014] 2, the utility model discloses a percussion rod is impacted on workpiece to carry out impact test, and the servo motor drives the rotation of the lead screw, moves the movable seat along the direction of the sliding slot, can drive the percussion rod to move to the different positions of the rear anti -collision beam, so that the impact position is constantly adjusted in the detection process, so that the test result is more objective. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the structural schematic diagram of the utility model;

[0016] Fig. 2 It is the top view of the utility model;

[0017] Fig. 3 It is the rear view of the utility model;

[0018] Fig. 4 It is the partial structure enlarged schematic diagram of the utility model.

[0019] In the drawing: base 1, second limit board 2, first limit board 3, side plate 4, movable seat 5, sliding slot 6, lead screw 7, pressing plate 8, round rod 9, connecting plate 10, first spring 11, percussion rod 12, movable plate 13, second spring 14, rack 15, motor 16, incomplete gear 17, servo motor 18. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] As shown in Figs. 1 to 4 The utility model provides a kind of automobile rear anti-collision beam convenient detection device, including base 1, the limit mechanism is set in both ends of base 1, the limit mechanism mirror image distribution in both ends, limit mechanism is used to limit and fix test piece, and limit mechanism includes first limit board 3 and second limit board 2, first limit board 3 and second limit board 2 are all set as the bending shape of L shape and are fixedly connected on base 1, and first limit board 3 and second limit board 2 are cooperatively formed with L-shaped limit slot;

[0022] The first limiting plate 3 and the second limiting plate 2 are provided with a pressing plate 8, the pressing plate 8 is penetrated by a round rod 9 at both ends, the end of the two round rods 9 is fixedly installed with a connecting plate 10, the connecting plate 10 is fixedly connected with a first spring 11, and the end of the first spring 11 is fixedly connected to the second limiting plate 2.

[0023] The first limiting plate 3 and the second limiting plate 2 are provided with a pressing plate 8, the pressing plate 8 is penetrated by a round rod 9 at both ends, the end of the two round rods 9 is fixedly installed with a connecting plate 10, the connecting plate 10 is fixedly connected with a first spring 11, and the end of the first spring 11 is fixedly connected to the second limiting plate 2.

[0024] The first limiting plate 3 and the second limiting plate 2 are provided with a pressing plate 8, the pressing plate 8 is penetrated by a round rod 9 at both ends, the end of the two round rods 9 is fixedly installed with a connecting plate 10, the connecting plate 10 is fixedly connected with a first spring 11, and the end of the first spring 11 is fixedly connected to the second limiting plate 2.

[0025] The working principle and use process of the utility model are as follows: the two ends of the test piece are placed in the groove between the second limiting plate 2 and the first limiting plate 3, the workpiece is limited through the second limiting plate 2 and the first limiting plate 3, then the workpiece is further fixed through the elastic force of the first spring 11, and the rear anti-collision beam is not easy to deviate from the test position when being impacted.

[0026] Then the motor 16 drives the incomplete gear 17 to rotate, the incomplete gear 17 drives the rack 15 to move, the movable plate 13 can be moved to one side, so that the impact rod 12 moves and the second spring 14 accumulates power, when the incomplete gear 17 is separated from the rack 15, the second spring 14 drives the impact rod 12 to impact on the workpiece, so that the impact test is carried out.

[0027] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0028] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A convenient detection device for automobile rear anti-collision beam, comprising a base (1), characterized in that: The base (1) is provided with a limiting mechanism at both ends, the limiting mechanisms at both ends are mirror image distributed, the limiting mechanism is used for limiting and fixing the test piece, the limiting mechanism comprises a first limiting plate (3) and a second limiting plate (2), the first limiting plate (3) and the second limiting plate (2) are both provided in the shape of L-shaped bending and are fixedly connected on the base (1), and the first limiting plate (3) and the second limiting plate (2) cooperatively form an L-shaped limiting groove. The first limiting plate (3) on the two sides is fixedly provided with a side plate (4), an activity seat (5) is arranged between the two side plates (4), the activity seat (5) is provided with an impact mechanism, the impact mechanism is used for impacting the test piece, two upper and lower symmetrically distributed sliding grooves (6) are fixedly arranged between the two side plates (4), the activity seat (5) is slidably arranged in the sliding groove (6) at both ends, a lead screw (7) is rotatably arranged between the two side plates (4), the lead screw (7) penetrates through the activity seat (5) and is in threaded connection with the activity seat (5), and a servo motor (18) is fixedly arranged on one side plate (4), and the output shaft of the servo motor (18) is fixedly connected with the lead screw (7).

2. The device according to claim 1, characterized in that: The base (1) is fixedly provided with anti-skid heavy supporting legs at both ends of the bottom.

3. The device according to claim 2, characterized in that: The base (1) is provided with anti-skid lines on the top.

4. The device according to claim 3, characterized in that: A pressing plate (8) is arranged between the first limiting plate (3) and the second limiting plate (2), circular rods (9) penetrate through both ends of the pressing plate (8), connecting plates (10) are fixedly arranged at the ends of the two circular rods (9), first springs (11) are fixedly connected on the connecting plates (10), and the ends of the first springs (11) are fixedly connected on the second limiting plate (2).

5. The convenient detection device for automobile rear anti-collision beam according to claim 4, characterized in that: The impact mechanism comprises two impact rods (12) which are arranged at intervals and penetrate through the activity seat (5), the ends of the two impact rods (12) are fixedly provided with an activity plate (13), second springs (14) are arranged on the impact rods (12), the ends of the second springs (14) are fixedly connected on the activity plate (13) and the activity seat (5) respectively, a rack (15) is fixedly arranged on the activity plate (13), a motor (16) is fixedly arranged on the activity seat (5), an incomplete gear (17) is fixedly arranged on the output shaft of the motor (16), and the incomplete gear (17) is in meshing state with the rack (15).

6. The device according to claim 5, characterized in that: A dust cover is arranged on the motor (16).

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