Adjustable fixture for head restraint impact strength test

Abstract

The utility model discloses a kind of adjustable fixing device auxiliary for headrest impact strength test, it is related to headrest impact strength test technical field, including bottom platform, test auxiliary is set on bottom platform, the test auxiliary includes with the base plate of bottom platform connection, fixed flat plate and folding flat plate are set on the base plate, the folding flat plate is rotatably connected with the fixed flat plate, the folding flat plate is connected with angle adjusting mechanism, the angle adjusting mechanism includes the slide rail being set on the base plate, the sliding block being connected with the slide rail, the bracket being set on sliding block, the connecting rod being connected with bracket and folding flat plate respectively at both ends, the adjusting handle for driving the bracket moves along the slide rail and is connected with bracket;The utility model novelly can quickly, stably realize the 45 ° included angle requirement between equipment and test sample, improve test stability and efficiency, shorten test cycle.

Description

Technical Field

[0001] This utility model relates to the field of headrest impact strength testing technology, and in particular to an adjustable fixing device for headrest impact strength testing. Background Technology

[0002] According to a certain automotive company's standard, headrest impact tests must be conducted at a 45° impact angle, meaning the impact device must be at a 45° angle to the car seat. Currently, commonly used seat clamps are mostly flat clamps or simple backrest clamps, which are difficult to directly meet the 45° angle requirement. In practice, the seat back must first be adjusted to its extreme position, and if the angle measurement does not meet the requirements, it must be raised in front of the clamp to adjust the angle. This method has the following drawbacks: firstly, the connection between the clamp and the platform is unstable, affecting the accuracy of the test results; secondly, the adjustment process is cumbersome and time-consuming, affecting the test cycle.

[0003] Therefore, there is an urgent need for a fixing device that can quickly and stably adjust the angle. Utility Model Content

[0004] To address the aforementioned problems in the prior art, this utility model provides an adjustable fixing device for headrest impact strength testing, thereby solving the problems of difficult angle adjustment, unstable connection, and cumbersome operation in the prior art.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0006] An adjustable fixing device for headrest impact strength testing includes a bottom platform and a testing fixture disposed on the bottom platform. The testing fixture includes a base plate connected to the bottom platform, a fixed plate and a folding plate disposed on the base plate, the folding plate being rotatably connected to the fixed plate, and the folding plate being connected to an angle adjustment mechanism. The angle adjustment mechanism includes a slide rail disposed on the base plate, a slider connected to the slide rail, a bracket disposed on the slider, connecting rods at both ends connected to the bracket and the folding plate respectively, and an adjustment handle connected to the bracket for driving the bracket to move along the slide rail.

[0007] As a preferred embodiment of this invention, the bottom platform is provided with a strip-shaped hole for fixing to the impact equipment platform.

[0008] As a preferred embodiment of this invention, the bottom platform is provided with a slider, and the lower part of the base plate of the test fixture is provided with a slide rail, and the test fixture adjusts its front and rear positions by means of the slide rail.

[0009] As a preferred embodiment of this invention, the substrate has threaded holes on both sides, and the position is fixed after adjustment by bolts.

[0010] As a preferred embodiment of this utility model, both the fixed plate and the folding plate are provided with threaded holes for fixing the clamp.

[0011] As a preferred embodiment of the present invention, the adjusting handle includes a first adjusting seat disposed on a base plate, a second adjusting seat disposed on a bracket, a lead screw connecting the first adjusting seat and the second adjusting seat, and a rotating handle disposed at one end of the lead screw.

[0012] As a preferred embodiment of this invention, a limiting block is provided on the slide rail.

[0013] As a preferred embodiment of this invention, the bottom platform is provided with handles on both sides for easy movement.

[0014] By adopting the above technical solution, the beneficial effects of this utility model compared with the prior art are:

[0015] This utility model discloses an adjustable fixing device for headrest impact strength testing. Through a slide rail and slider structure, the testing device can be quickly adjusted forward and backward, as well as its angle, ensuring a precise 45° testing relationship between the equipment and the test specimen. The bottom platform is fixed with bolts and connected with strip holes, enhancing the connection stability between the fixture and the platform and improving testing reliability. The overall device has a simple structure, is easy to operate, effectively shortens test preparation time, improves test efficiency, and is highly practical. Attached Figure Description

[0016] Other objects and results of this invention will become more apparent and readily understood with reference to the following description taken in conjunction with the accompanying drawings, and with a more complete understanding of the invention. In the drawings:

[0017] Figure 1 This is the front view of this utility model;

[0018] Figure 2 This is a side view of the present invention;

[0019] Figure 3 This is another side view of the present invention;

[0020] Figure 4 This is a perspective view of the present invention;

[0021] Figure 5 This is another perspective view of the present invention;

[0022] The reference numerals in the accompanying drawings include: bottom platform 1, test fixture 2, base plate 3, fixed plate 4, folding plate 5, angle adjustment mechanism 6, slide rail 7, slider 8, threaded hole 9, strip hole 11, handle 12, threaded hole 31, support column 41, bracket 61, connecting rod 62, adjustment handle 63, first adjustment seat 631, second adjustment seat 632, lead screw 633, rotating handle 634, and limit block 71. Detailed Implementation

[0023] The technical solutions of various embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0024] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0025] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" 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. It should be pointed out that all accompanying drawings are exemplary representations. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0026] The present invention will be further described in detail below through specific embodiments and in conjunction with the accompanying drawings.

[0027] Reference Figures 1 to 5 , Figure 1 This is the front view of this utility model. Figure 2 This is a side view of the present invention. Figure 3 This is another side view of the present invention. Figure 4 This is a perspective view of the present invention. Figure 5This is another perspective view of the present invention. The present invention provides an adjustable fixing device for a headrest impact strength test, including a bottom platform 1 and a test fixture 2. The bottom platform 1 is provided with a strip hole 11 for fixing to the impact equipment platform. The bottom platform 1 is provided with handles 12 on both sides for easy movement. The test fixture 2 is set on the bottom platform 1. The test fixture 2 can be adjusted to meet the 45° angle requirement between the equipment and the test sample. In a more specific embodiment, the bottom platform 1 is provided with a slider 8, and the lower part of the base plate 3 of the test fixture 2 is provided with a slide rail 7. The slide rail 7 is provided with a limiting block 71. The test fixture 2 can be adjusted back and forth by means of the slide rail 7 to facilitate headball positioning. The base plate 3 is provided with threaded holes 31 on both sides, and the position is fixed by bolts after adjustment to ensure stability.

[0028] The test fixture 2 includes a base plate 3, a fixed plate 4, a folding plate 5, an angle adjustment mechanism 6, a slide rail 7, and a slider 8. The base plate 3 is connected to the bottom platform 1. The fixed plate 4 and the folding plate 5 are mounted on the base plate 3 via a support column 41. The folding plate 5 is rotatably connected to the fixed plate 4. The folding plate 5 is connected to the angle adjustment mechanism 6, which allows the rotation of the folding plate 5 to adjust the angle between the folding plate 5 and the fixed plate 4. Both the fixed plate 4 and the folding plate 5 are provided with threaded holes 9 for fixing the fixture. In a more specific embodiment, the angle adjustment mechanism 6 includes a pair of slide rails 7 mounted on the base plate 3, a slider 8 connected to the slide rails 7, a bracket 61 mounted on the slider 8, and two... The bracket 61 is connected to the support 61 and the folding plate 5 respectively. The bracket 61 is U-shaped. The connecting rod 62 is symmetrically arranged on both sides of the bracket 61. The slide rail 7 is provided with a limiting block 71. As a preferred embodiment, the adjusting handle 63 includes a first adjusting seat 631 set on the base plate 3, a second adjusting seat 632 set on the support 61, a lead screw 633 connecting the first adjusting seat 631 and the second adjusting seat 632, and a rotating handle 634 set at one end of the lead screw 633. Rotating the rotating handle 634 can drive the support 61 to move through the lead screw 633, thereby rotating the folding plate 5. It can be folded up or down to achieve angle adjustment, which is easy to operate.

[0029] The following will refer to Figures 1 to 5 The working principle of this utility model will be explained.

[0030] In use, first fix the bottom platform 1 to the impact equipment platform, then fix the seat clamp. Adjust the angle adjustment mechanism 6 according to the test requirements to fold the folding plate 5 to the required angle position. For example, if a 45° angle is reached, tighten the bolts to conduct the headrest impact test. This utility model has a stable structure, is easy to adjust, and is suitable for various headrest impact test scenarios.

[0031] The above are merely specific embodiments of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.

Claims

1. An adjustable fixture aid for head restraint impact strength testing, characterized by, The device includes a bottom platform and a test fixture mounted on the bottom platform. The test fixture includes a base plate connected to the bottom platform, a fixed plate and a folding plate mounted on the base plate. The folding plate is rotatably connected to the fixed plate. The folding plate is connected to an angle adjustment mechanism. The angle adjustment mechanism includes a slide rail mounted on the base plate, a slider connected to the slide rail, a bracket mounted on the slider, connecting rods at both ends connected to the bracket and the folding plate respectively, and an adjustment handle connected to the bracket for driving the bracket to move along the slide rail.

2. The adjustable fixture aid for head restraint impact strength testing of claim 1, wherein, The bottom platform is provided with slotted holes for fixing to the impact equipment platform.

3. The adjustable fixture for head restraint impact test of claim 1, wherein, The bottom platform is equipped with a slider, and the lower part of the base plate of the test fixture is equipped with a slide rail. The test fixture adjusts its front and rear positions by means of the slide rail.

4. The adjustable fixture for head restraint impact test of claim 1, wherein, The substrate has threaded holes on both sides, and the position is fixed after adjustment by bolts.

5. The adjustable fixture for head restraint impact test of claim 1, wherein, Both the fixed plate and the folding plate are provided with threaded holes for fixing the clamps.

6. The adjustable fixture for head restraint impact test of claim 1, wherein, The adjustment handle includes a first adjustment seat mounted on a base plate, a second adjustment seat mounted on a bracket, a lead screw connecting the first adjustment seat and the second adjustment seat, and a rotary handle mounted at one end of the lead screw.

7. The adjustable fixture for head restraint impact test of claim 3, wherein, The slide rail is equipped with a limit block.

8. The adjustable fixture for head restraint impact test of claim 1, wherein, The bottom platform has handles on both sides for easy movement.

Images