Testing device

Abstract

The utility model provides a testing device, which is used for testing the durability of a vehicle seat, and comprises a fixed platform, a fixed platform, a movable platform and a driving device, and is characterized in that the fixed platform is used for fixing the vehicle seat; the loading model comprises a supporting piece with an arc-shaped surface and a buffer layer arranged on the arc-shaped surface, and the arc-shaped surface can abut against a side wing on one side of the vehicle seat through the buffer layer; the loading model is arranged at the power output end of the driving mechanism, and the driving mechanism can drive the loading model to extrude the side wings in the set direction so as to carry out durability testing on the side wings of the vehicle seat. The test device provided by the utility model is beneficial to improving the test effect of the vehicle seat durability test.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle seat testing technical field, especially a testing device. BACKGROUND

[0002] In the field of vehicle seat design and manufacturing, the durability and structural strength of the seat backrest are key indicators to ensure vehicle safety and passenger comfort. Especially during vehicle driving, turning, lane changing and other working conditions will produce significant lateral force, which puts higher requirements on the fatigue resistance and structural stability of the seat side wing. During daily use, the seat backrest is prone to local deformation, crack propagation and even structural failure when subjected to long-term lateral load, which not only affects the supporting performance of the seat, but also may pose a potential threat to the safety of passengers.

[0003] Therefore, in order to ensure the reliability and safety of the seat in actual use, the vehicle seat is usually subjected to durability test at present. This kind of test aims to simulate the lateral force borne by the seat during vehicle driving, and verifies the fatigue resistance and structural stability of the seat in long-term use through repeated loading and unloading. Through durability test, the durability of the seat under lateral force can be effectively evaluated to ensure that it can withstand repeated lateral load without failure in actual use, thereby ensuring the safety and comfort of passengers.

[0004] The existing vehicle seat durability test device has many limitations in actual application. The current test device has a complex structure, involving multiple mechanical components and sensors, which makes the installation and debugging process cumbersome, increases the test time and cost, and is not conducive to improving the test effect of vehicle seat durability test. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims to provide a testing device to improve the test effect of vehicle seat durability test.

[0006] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0007] A testing device for durability test of vehicle seat, the testing device comprises:

[0008] A fixed platform for fixing the vehicle seat;

[0009] A loading model comprising a support member with an arc surface and a buffer layer provided on the arc surface, the arc surface being capable of abutting on the side wing of one side of the vehicle seat through the buffer layer;

[0010] A driving mechanism, the loading model is arranged on the power output end of the driving mechanism, and the driving mechanism can drive the loading model to press the side wing in a set direction, so as to perform the durability test on the side wing of the vehicle seat.

[0011] Further, the support member comprises an arc-shaped plate and a mounting plate arranged on the concave side of the arc-shaped plate; the convex side of the arc-shaped plate forms the arc-shaped surface, and a reinforcing plate is arranged between the arc-shaped plate and the mounting plate.

[0012] Further, the included angle α between the pressing direction of the loading model and the longitudinal center line of the vehicle seat is between 30° and 60°.

[0013] Further, the support member is made of a steel plate; and / or the buffer layer is made of buffer foam.

[0014] Further, the driving mechanism comprises a driving member and a transmission assembly connected with the driving member in transmission, and the support member is arranged on the transmission assembly.

[0015] Further, the transmission assembly comprises a slide rail arranged on the fixed platform and a mounting arm slidably arranged on the slide rail; the loading model is arranged on the mounting arm, and the driving end of the driving member is connected with the mounting arm, so that the driving member can drive the loading model to slide along the slide rail through the mounting arm.

[0016] Further, a sensor is arranged between the driving end of the driving member and the mounting arm, and the sensor is used for detecting the driving force applied by the driving member; and / or the slide rail is a linear guide rail.

[0017] Further, the fixed platform comprises a bearing part and a support part arranged on the bearing part; the vehicle seat is fixed on the bearing part, and the driving mechanism is arranged on the support part.

[0018] Further, the fixed platform is made of an aluminum profile.

[0019] Further, the bearing part comprises a bottom frame, a top frame arranged above the bottom frame, and a connecting column arranged between the top frame and the bottom frame; the support part comprises a support column arranged between adjacent two connecting columns.

[0020] Compared with the prior art, the utility model has the following advantages:

[0021] The utility model discloses a test device, through the setting of fixed platform, it is convenient to the fixation of vehicle seat, through the setting of loading model, it is convenient to the side wing pressure of vehicle seat, through the setting of support piece, improved the structural strength of loading model, through the setting of buffer layer, it is helpful to better protection vehicle seat's side wing when extruding vehicle seat side wing, through the setting of drive mechanism convenient for urging loading model extrusion vehicle seat, through the fixed platform seat fixation, drive mechanism urges loading model extrusion vehicle seat one side's side wing, it is convenient to the side wing endurance test of vehicle seat, benefit the test effect of promotion vehicle seat endurance test.

[0022] In addition, through the setting of mounting plate, it is convenient for loading model to be arranged on the drive mechanism, through the setting of reinforcing plate, it is beneficial to improve the structural strength of loading model, through the cooperation setting of arc plate, mounting plate and reinforcing plate between arc plate and mounting plate, form the openwork structure, it is beneficial to reduce the weight of loading model, it is convenient for loading model to be arranged on the drive mechanism, it is beneficial to design implementation. Make the included angle alpha between the extrusion direction of loading model and the longitudinal center line of vehicle seat between 30-60, it is helpful for loading model to load on vehicle seat's side wing, it is beneficial to design implementation. Make the support piece adopt the steel sheet and be made, it is beneficial to improve the structural strength of support piece, make the buffer piece adopt the buffer bubble cotton, it is convenient for processing arrangement, it is beneficial to design implementation.

[0023] In addition, make the drive mechanism include driving piece and transmission assembly, through the setting of transmission assembly, can adjust the position and direction of the driving force of drive mechanism, it is beneficial to design implementation. Through the setting of slide rail, it is convenient to limit the movement range of mounting arm, through the setting of mounting arm, it is convenient to adjust the setting position of loading model, it is beneficial to design implementation. Through the setting of sensor, it is convenient to detect the driving force of driving piece, and it is beneficial to adjust the driving force of driving piece, make the slide rail adopt linear guide rail, it is convenient for processing arrangement, it is beneficial to design implementation. Through the setting of bearing part and support part, it is convenient for the arrangement of vehicle seat and drive mechanism, and it is convenient for the arrangement of test device, it is beneficial to design implementation. Make the fixed platform adopt the aluminum profile and be made, it is convenient for the lightweight design of test device, it is convenient for the arrangement of test device, it is beneficial to design implementation. Make the bearing part include top frame, bottom frame and connecting column, form frame structure, it is beneficial to the lightweight design of test device, it is convenient for device arrangement, through the setting of connecting column and support column, it is convenient to adjust the arrangement position of drive mechanism, it is beneficial to design implementation. BRIEF DESCRIPTION OF DRAWINGS

[0024] The drawings constituting a part of the present application are used to provide further understanding of the present application, the illustrative embodiment of the present application and its explanation are used to explain the present application, and do not constitute improper limitation to the present application. In the drawings:

[0025] Figure 1 A structure schematic view of the testing device according to an embodiment of the present application is shown in the figure;

[0026] Figure 2 A top view of the testing device according to an embodiment of the present application is shown in the figure;

[0027] Figure 3 A structure schematic view of the fixed platform of the testing device according to an embodiment of the present application is shown in the figure;

[0028] Explanation of reference signs:

[0029] 1, fixed platform;

[0030] 101, bearing part; 102, support part;

[0031] 1011, bottom frame; 1012, top frame; 1013, connecting column; 1021, support column;

[0032] 2, loading model;

[0033] 201, support part; 202, buffer part;

[0034] 2011, arc-shaped plate; 2012, mounting plate; 2013, reinforcing plate;

[0035] 3, driving mechanism;

[0036] 301, driving part; 302, transmission assembly;

[0037] 3021, slide rail; 3022, mounting arm;

[0038] 4, sensor; s, arc-shaped surface. DETAILED DESCRIPTION

[0039] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0040] In the description of the present application, it should be noted that if the terms indicating the orientation or position relationship such as "upper", "lower", "inner", "outer" and the like appear, they are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the device or element indicated or implied to have a specific orientation, to be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, if the terms "first", "second" and the like appear, they are also only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0041] Taking the testing device described in this utility model as an example, the directional terms used in the embodiments, such as "up," "down," "left," "right," "front," and "back," are defined based on the vertical direction (also known as the height direction), horizontal direction (also known as the width direction), and front-back direction (also known as the length direction) of the testing device. "Inner" and "outer" are defined based on the outline of the corresponding components. For example, "inner" and "outer" are defined based on the outline of the testing device, with the side of the outline of the testing device closer to the middle of the testing device being "inner," and the opposite being "outer."

[0042] Furthermore, in the description of this utility model, unless otherwise explicitly defined, the terms "installation," "connection," "joining," and "connector" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model in light of the specific circumstances.

[0043] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0044] Example 1

[0045] This embodiment relates to a testing device for durability testing of vehicle seats, with the aim of improving the testing effect of vehicle seat durability testing by optimizing the structure of the testing device.

[0046] In terms of overall structure, such as Figure 1 and Figure 2 As shown, the testing device in this embodiment includes a fixed platform 1, a loading model 2, and a drive mechanism 3. The fixed platform 1 is used to fix the vehicle seat. The loading model 2 includes a support member 201 with an arc-shaped surface s and a buffer layer disposed on the arc-shaped surface s. The arc-shaped surface s can abut against the side wing of one side of the vehicle seat through the buffer layer. The loading model 2 is disposed on the power output end of the drive mechanism 3, and the drive mechanism 3 can drive the loading model 2 to squeeze the side wing in a set direction to perform a durability test on the side wing of the vehicle seat.

[0047] As shown in the above, the test device in the embodiment is provided, through the provision of the fixing platform 1, the vehicle seat is fixed, through the provision of the loading model 2, the side wing of the vehicle seat is pressurized, through the provision of the support 201, the structural strength of the loading model 2 is improved, through the provision of the buffer layer, the side wing of the vehicle seat is better protected when being extruded, through the provision of the driving mechanism 3, the extrusion of the loading model 2 to the vehicle seat is driven, the seat is fixed through the fixing platform 1, the driving mechanism 3 drives the loading model 2 to extrude the side wing of one side of the vehicle seat, the durability test of the side wing of the vehicle seat is facilitated, and the test effect of the durability test of the vehicle seat is improved.

[0048] Specifically, in the embodiment, as an exemplary structure, in combination with Figure 1 and Figure 3 shown, the fixing platform 1 in the embodiment is used for installing the driving mechanism 3 and fixing the vehicle seat, the fixing platform 1 in the embodiment includes a bearing part 101 and a support part 102 provided on the bearing part 101, wherein the vehicle seat is fixed on the bearing part 101, and the driving mechanism 3 is provided on the support part 102, through the provision of the bearing part 101 and the support part 102, the arrangement of the vehicle seat and the driving mechanism 3 is facilitated, the arrangement of the test device is facilitated, and the design implementation is facilitated. The fixing platform 1 in the embodiment can be made of aluminum profile, so that the fixing platform 1 is made of aluminum profile, the lightweight design of the test device is facilitated, the arrangement of the test device is facilitated, and the design implementation is facilitated.

[0049] In more detail, in combination with Figure 3 shown, the bearing part 101 in the embodiment includes a bottom frame 1011, a top frame 1012 provided above the bottom frame 1011, and a connecting column 1013 provided between the top frame 1012 and the bottom frame 1011, and the support part 102 includes a support column 1021 provided between adjacent two connecting columns 1013, so that the bearing part 101 includes the top frame 1012, the bottom frame 1011 and the connecting column 1013, forming a frame structure, facilitating the lightweight design of the test device, facilitating the arrangement of the device, through the provision of the connecting column 1013 and the support column 1021, the arrangement position of the driving mechanism 3 is facilitated, and the design implementation is facilitated.

[0050] In order to facilitate the arrangement of the vehicle seat, the bottom frame 1011 in the embodiment includes an outer frame and a mounting seat provided inside the outer frame, bolt holes are provided on the mounting seat corresponding to the bolt positions of the vehicle seat, when the vehicle seat is installed, the vehicle seat can be fixed on the mounting seat through the bolt holes corresponding to the bolt holes on the vehicle seat, so as to facilitate the disassembly and installation of the vehicle seat, and the bolt holes on the mounting seat can refer to the opening positions of the bolt holes of the vehicle seat on the actual vehicle body floor, so as to better fit the fixing condition of the vehicle seat in the actual use environment.

[0051] The bearing part 101 in the embodiment can be adjusted in installation sequence according to the arrangement requirement of the site, and when the site space is limited, the connecting column 1013 can be directly connected to the ceiling of the site to fix the spatial position of the connecting column 1013. The fixed platform 1 in the embodiment forms a frame structure by cooperating with the top frame 1012 and the bottom frame 1011 through the arrangement of the connecting column 1013, which can protect the vehicle seat on the bottom frame 1011 during the vehicle seat test, and effectively improve the safety during the vehicle seat test.

[0052] The loading model 2 in the embodiment abuts against the side wing of the vehicle seat, and under the driving of the driving mechanism 3, it pressurizes one side wing of the vehicle in a set direction. In a specific arrangement, the loading model 2 and the corresponding driving mechanism 3 can be symmetrically arranged on both sides of the same fixed platform 1, so as to simultaneously perform durability test on the two side wings of one vehicle seat. The angle α between the extrusion direction of the loading model 2 and the longitudinal center line of the vehicle seat in the embodiment is between 30°-60°, for example, it can be 45° in the embodiment, which only needs to meet the test requirement, so that the angle α between the extrusion direction of the loading model 2 and the longitudinal center line of the vehicle seat is between 30°-60°, which is helpful for the loading model 2 to apply load to the side wing of the vehicle seat and beneficial to design implementation.

[0053] Specifically, as shown in Figure 1 and Figure 2 The support 201 of the test device in the embodiment includes an arc-shaped plate 2011 and a mounting plate 2012 arranged on the concave side of the arc-shaped plate 2011. The convex side of the arc-shaped plate 2011 forms an arc-shaped surface s, and a reinforcing plate 2013 is arranged between the arc-shaped plate 2011 and the mounting plate 2012. Through the arrangement of the mounting plate 2012, the arrangement of the loading model 2 on the driving mechanism 3 is facilitated. Through the arrangement of the reinforcing plate, the structural strength of the loading model 2 is improved. Through the cooperative arrangement of the arc-shaped plate 2011, the mounting plate 2012 and the reinforcing plate 2013 arranged between the arc-shaped plate 2011 and the mounting plate 2012, a hollow structure is formed, which is beneficial to reduce the weight of the loading model 2, facilitate the arrangement of the loading model 2 on the driving mechanism 3, and beneficial to design implementation.

[0054] In combination with Figure 1 and Figure 2As shown, the arc-shaped plate 2011 and the mounting plate 2012 form a semi-cylindrical frame structure in the embodiment, the reinforcing plates 2013 between the arc-shaped plate 2011 and the mounting plate 2012 extend from the concave side of the arc-shaped plate 2011 to the mounting plate 2012, and the focal points of the extension direction of each reinforcing plate 2013 can be regarded as the center of the arc-shaped plate 2011, so as to facilitate the improvement of the structural strength of the support 201, while ensuring the lightweight design of the support 201, so as to facilitate the test personnel to assemble the loading model 2 on the driving mechanism 3.

[0055] In more detail, the support 201 in the embodiment can be made of a steel plate, and the buffer layer can be made of a buffer foam, which is bonded to the arc-shaped surface s of the support 201, so that the support 201 is made of a steel plate, which is beneficial to improve the structural strength of the support 201, and the buffer 202 is made of a buffer foam, which is beneficial to the processing and arrangement, and is beneficial to the design and implementation.

[0056] The driving mechanism 3 in the embodiment can drive the loading model 2 to press the side wing of the vehicle seat in a set direction, wherein the set direction is the direction in which the vehicle seat is pressed when in use, that is, the direction from the side of the vehicle seat carrying passengers to the back side of the vehicle seat.

[0057] Specifically, in combination with Figure 1 and Figure 2 As shown, the driving mechanism 3 in the embodiment includes a driving member 301 and a transmission assembly 302 connected in transmission with the driving member 301, and the support 201 is arranged on the transmission assembly 302, and when the driving mechanism 3 works, the transmission assembly 302 can drive the support 201 to move in a set direction, so that the driving mechanism 3 includes the driving member 301 and the transmission assembly 302, and through the arrangement of the transmission assembly 302, the position and direction of the force applied by the driving mechanism 3 can be adjusted, which is beneficial to the design and implementation.

[0058] In detail, the transmission assembly 302 in the embodiment comprises a sliding rail 3021 arranged on the fixed platform 1, and a mounting arm 3022 slidingly arranged on the sliding rail 3021, the loading model 2 is arranged on the mounting arm 3022, and the driving end of the driving member 301 is connected with the mounting arm 3022, so that the loading model 2 can be driven to slide along the sliding rail 3021 through the mounting arm 3022. The sliding rail 3021 is arranged on the connecting column 1013 of the fixed platform 1, the driving member 301 is arranged on the supporting column 1021, and the mounting arm 3022 is slidingly arranged on the sliding rail 3021. Through the arrangement of the sliding rail 3021, the movement range of the mounting arm 3022 is limited, and through the arrangement of the mounting arm 3022, the arrangement position of the loading model 2 is adjusted, which is beneficial to design and implementation. The sliding rail 3021 in the embodiment may, for example, be a linear guide rail in the prior art, and the sliding connection mode of the mounting arm 3022 and the sliding rail 3021 may, for example, refer to the sliding connection mode in the prior art, which will not be described in detail in the embodiment, so that the sliding rail 3021 adopts a linear guide rail, which is convenient for processing and arrangement and is beneficial to design and implementation.

[0059] In order to better adjust the driving force of the driving mechanism 3, a sensor 4 is arranged between the driving end of the driving member 301 and the mounting arm 3022 in the embodiment, and the sensor 4 is used for detecting the driving force applied by the driving member 301. The driving member 301 may, for example, be an electric cylinder in the prior art, and the sensor 4 may, for example, be a sensor 4 in the prior art. The connection mode of the sensor 4 and the mounting arm 3022 and the electric cylinder may refer to a common connection mode in the prior art, which will not be described in detail in the embodiment. Through the arrangement of the sensor 4, the driving force applied by the driving member 301 can be detected, and the driving force applied by the driving member 301 can be adjusted.

[0060] The test device of the embodiment may, for example, comprise a fixed platform 1, two driving mechanisms 3 and two loading models 2 arranged on the fixed platform 1 when in use. First, the vehicle seat to be tested is fixed on the bearing part 101, the driving member 301 is installed on the supporting column 1021 according to the position of the vehicle seat, the corresponding sliding rail 3021 is arranged on the connecting column 1013, the mounting arm 3022 is connected to the power output end of the driving mechanism 3, the loading model 2 is adjusted to have a pressing angle, so that the buffer layer can abut against the side wings of the vehicle seat, the loading model 2 is fixed on the mounting arm 3022 through the mounting plate 2012, and the driving mechanisms 3 are alternately started, so that the loading model 2 can alternately press the two side wings of the vehicle seat. During the test, the tester can adjust the driving force of the driving mechanism 3 according to the force value collected by the sensor 4, so that the vehicle seat durability test is completed through the test device in the embodiment.

[0061] The test device in the embodiment is convenient for fixing the vehicle seat through the arrangement of the fixing platform 1, is convenient for pressurizing the side wings of the vehicle seat through the arrangement of the loading model 2, improves the structural strength of the loading model 2 through the arrangement of the support 201, is helpful to better protect the side wings of the vehicle seat when the side wings are extruded through the arrangement of the buffer layer, is convenient for driving the extrusion of the loading model 2 on the vehicle seat through the arrangement of the driving mechanism 3, and is convenient for the durability test of the side wings of the vehicle seat through the fixing of the seat by the fixing platform 1 and the extrusion of the side wings of one side of the vehicle seat by the driving mechanism 3, thereby improving the test effect of the durability test of the vehicle seat.

[0062] The above merely describes preferred embodiments of the utility model and is not intended to limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A test device for endurance testing of a vehicle seat, characterized in that The testing apparatus includes: A fixing platform (1) is used to fix vehicle seats; Loading model (2), the loading model (2) includes a support member (201) having an arcuate surface (s) and a buffer layer disposed on the arcuate surface (s), the arcuate surface (s) being able to abut against the side wing of one side of the vehicle seat through the buffer layer; The drive mechanism (3) is provided on the power output end of the drive mechanism (3), and the drive mechanism (3) can drive the loading model (2) to squeeze the side wing in a set direction to perform a durability test on the side wing of the vehicle seat.

2. The testing apparatus according to claim 1, characterized in that: The support member (201) includes an arc-shaped plate (2011) and a mounting plate (2012) located on the recessed side of the arc-shaped plate (2011); The arc-shaped plate (2011) forms the arc-shaped surface (s) on its convex side, and a reinforcing plate (2013) is provided between the arc-shaped plate (2011) and the mounting plate (2012).

3. The testing apparatus according to claim 1, characterized in that: The angle α between the compression direction of the loading model (2) and the longitudinal centerline of the vehicle seat is between 30° and 60°.

4. The testing apparatus according to claim 1, characterized in that: The support member (201) is made of steel plate; and / or, The buffer layer is made of cushioning foam.

5. The testing apparatus according to claim 1, characterized in that: The driving mechanism (3) includes a driving member (301) and a transmission assembly (302) that is connected to the driving member (301) in a transmission manner, and the support member (201) is disposed on the transmission assembly (302).

6. The testing apparatus according to claim 5, characterized in that: The transmission assembly (302) includes a slide rail (3021) disposed on the fixed platform (1) and a mounting arm (3022) slidably disposed on the slide rail (3021); The loading model (2) is mounted on the mounting arm (3022), and the driving end of the driving member (301) is connected to the mounting arm (3022) so that the loading model (2) can be driven to slide along the slide rail (3021) through the mounting arm (3022).

7. The testing apparatus according to claim 6, characterized in that: A sensor (4) is provided between the driving end of the driving member (301) and the mounting arm (3022), the sensor (4) being used to detect the driving force applied by the driving member (301); and / or, The slide rail (3021) is a linear guide rail.

8. The testing apparatus according to any one of claims 1 to 7, characterized in that: The fixed platform (1) includes a bearing part (101) and a support part (102) disposed on the bearing part (101); The vehicle seat is fixed to the load-bearing part (101), and the drive mechanism (3) is disposed on the support part (102).

9. The testing apparatus according to claim 8, characterized in that: The fixed platform (1) is made of aluminum profile.

10. The testing apparatus according to claim 8, characterized in that: The supporting part (101) includes a bottom frame (1011), a top frame (1012) disposed above the bottom frame (1011), and a connecting column (1013) disposed between the top frame (1012) and the bottom frame (1011); The support (102) includes a support column (1021) disposed between two adjacent connecting columns (1013).

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