A high-stability automobile safety belt buffering performance detection device

Abstract

The present application relates to the technical fields of safety belt detection, more specifically to a high-stability automobile safety belt buffer performance detection device; the device comprises a hoisting support frame, two detection rotating hammer top devices are driven to rotate in two upper support frames by a detection driver transmission drive on the hoisting support frame, two upper support frames are fixed on the upper end of the hoisting support frame, an upper support frame is arranged on the upper support frame for hanging and tightening the detection safety belt, and a position clamping adjuster at the lower end of the upper support frame is used for adjusting the clamping height of the detection safety belt; the detection driver comprises a reciprocating driver, the transmission shaft of the reciprocating driver is rotatably connected to the upper end of the hoisting support frame through a synchronous belt drive transmission pulley, the rotating shaft on the transmission pulley is meshed with two transmission shafts through a bevel gear box and is rotatably arranged in the upper support frame; the present application has the beneficial effect of solving the problem that the buffer performance of the product cannot be tested by simulating the continuous and sudden collision.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of safety belt detection, in particular to a high-stability automobile safety belt buffer performance detection device. BACKGROUND

[0002] The existing products made of materials such as nylon rubber need to be tested by simulating sudden burst forces such as pulling and collision to obtain the corresponding buffer performance detection effect. Similar to patent No. CN202011396249.0, a detection device and method for the buffer performance of a cable buffer layer, the detection device comprises: a base; a metal rod fixed on the base, the metal rod having a scale, the axis of the metal rod being perpendicular to the first surface, the first surface being the surface of the base in contact with the metal rod; a metal slide rod, one end of which is sleeved on the metal rod and slides along the metal rod; a balance tray, fixed on the other end of the metal slide rod and having a second surface perpendicular to the sliding direction of the metal rod, the second surface being the groove bottom plane of the balance tray; a moving test plate, fixedly connected with the balance tray and having a third surface perpendicular to the sliding direction of the metal rod, the third surface being the surface of the moving test plate in contact with the buffer layer to be tested; a fixed test plate, fixed on the base and having a fourth surface parallel to the third surface, the fourth surface being the surface of the fixed test plate in contact with the buffer layer to be tested; the detection device solves the problem that the buffer performance of the cable buffer layer cannot be detected in the prior art; but the detection device cannot test the buffer performance of the product by simulating continuous burst collision. SUMMARY

[0003] Therefore, the technical problem to be solved by the present application is to overcome the problem that the buffer performance of the product cannot be tested by simulating continuous burst collision in the prior art.

[0004] To this end, the technical solution adopted is that the present application provides a high-stability automobile safety belt buffer performance detection device, which comprises a hoisting support frame, a detection drive on the hoisting support frame drives two detection rotating hammer top devices to rotate in two upper support frames, the upper end of the hoisting support frame is fixed with two upper support frames, the upper support frame is provided with an upper support frame for hanging and tightening the detection safety belt, and a position clamping adjuster at the lower end of the upper support frame is used to adjust the clamping height of the detection safety belt.

[0005] Preferably, the detection drive comprises a reciprocating drive, the transmission shaft of the reciprocating drive is rotatably connected to the upper end of the hoisting support frame through a synchronous belt drive transmission pulley, the rotating shaft on the transmission pulley is meshed with a bevel gear box to drive two transmission shafts to rotate in the upper support frames.

[0006] Preferably, the detection rotating hammer top device comprises two transmission rods, the two transmission rods are supported and connected by two slide rods, the right end of the transmission rod is fixed on the transmission rotating shaft, the left end of the transmission rod is rotationally connected in the central fixed threaded rod, one end of the central fixed threaded rod is fixed on the upper support frame, the other end of the central fixed threaded rod is rotationally connected on the right end of the transmission rod.

[0007] Preferably, the detection rotating hammer top device further comprises a fixed buffer top slope table and a top slope table, the middle end of the fixed buffer top slope table is threadedly connected on the central fixed threaded rod, and the two ends of the fixed buffer top slope table are respectively transversely limited to slide on the two slide rods.

[0008] Preferably, the two ends of the fixed buffer top slope table are respectively fixed with two top slope tables on the outer side; the two top slope tables are attached to the detection safety belt.

[0009] Preferably, the two ends of the detection safety belt are respectively hung in the stretching hanging rack through the plug; the stretching hanging rack comprises two support frames, the two support frames are symmetrically fixed on the upper end of the upper support frame and the lower end of the position clamping adjuster; the middle end of the support frame on the upper support frame is threadedly connected with the adjusting bolt, the adjusting bolt is threadedly driven by being rotationally connected on the upper end of the lifting hanging table, the lifting hanging table is longitudinally limited to slide in the support frame; the lifting hanging table and the support frame on the lower end are respectively fixed with the fixed hanging ring, the fixed hanging ring is inserted with the added locking ring, the two added locking rings are respectively slidably inserted in the lifting hanging table and the support frame on the lower end and are locked by the nut; the clamping position adjusting bolt is threadedly connected on the support frame on the lower end.

[0010] Preferably, the center of the fixed hanging ring is provided with a hanging ring concave ring, and the added locking ring is inserted into the upper end of the hanging ring concave ring; the detection safety belt is hung in the hanging ring concave ring.

[0011] Preferably, the position clamping adjuster comprises an outer protection table, the outer protection table is fixed on the lower end of the upper support frame, the outer protection table is connected with the spring pressing table through the elastic folding baffle, the spring pressing table is transversely slid on the outer protection table by sliding on the plurality of spring shafts; the spring of the spring shaft is arranged between the outer protection table and the spring pressing table.

[0012] Preferably, the spring pressing table is provided with a longitudinal sliding groove; the spring pressing table is provided with symmetrical clamping plates which are longitudinally slid in the longitudinal sliding groove; the inner wall of the symmetrical clamping plates is provided with a sawtooth.

[0013] Preferably, the lower end of the symmetrical clamping plates is fixed with a mutual sliding table, and the lower end of the mutual sliding table is rotationally connected on the upper end of the clamping position adjusting bolt.

[0014] Additional features and advantages of the application will be set forth in the description that follows, and in part will be apparent from the description, or can be learned by practice of the application. The objectives and other advantages of the application will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

[0015] The technical solutions of the present application are described in further detail below with the help of the accompanying drawings and examples. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings:

[0017] Figure 1 is a first direction structural schematic diagram of the whole of the present application;

[0018] Figure 2 is a second direction structural schematic diagram of the whole of the present application;

[0019] Figure 3 is a structural schematic diagram of the detection driver of the present application Figure 1 ;

[0020] Figure 4 is a structural schematic diagram of the detection driver of the present application Figure 2 ;

[0021] Figure 5 is a transmission connection structural schematic diagram of the detection rotary hammer top device of the present application;

[0022] Figure 6 is a structural schematic diagram of the detection rotary hammer top device of the present application Figure 1 ;

[0023] Figure 7 is a structural schematic diagram of the detection rotary hammer top device of the present application Figure 2 ;

[0024] Figure 8 is a local structural schematic diagram of the present application;

[0025] Figure 9 is a structural schematic diagram of the stretching hanger of the present application Figure 1 ;

[0026] Figure 10 is a structural schematic diagram of the stretching hanger of the present application Figure 2 ;

[0027] Figure 11 is a structural schematic diagram of the fixed hanger ring of the present application Figure 1 ;

[0028] Figure 12Structure diagram of fixed hanging ring of the present application Figure 2 ;

[0029] Figure 13 Structure diagram of position clamping adjuster of the present application Figure 1 ;

[0030] Figure 14 Structure diagram of position clamping adjuster of the present application Figure 2 .

[0031] In the figure: hoisting support frame 1, detection driver 2, detection rotary hammer top device 3, detection safety belt 4, stretching hanging frame 5, position clamping adjuster 6, upper support frame 7, reciprocating driver 8, transmission pulley 9, bevel gear box 10, transmission rotating shaft 11, transmission rod 12, central fixed threaded rod 13, sliding rod 14, buffer top slope table 15, top slope table 16, support frame 18, adjusting bolt 19, lifting hanging table 20, added locking running ring 21, fixed hanging ring 22, clamping position adjusting bolt 23, outer protection table 24, spring top pressing table 25, elastic folding baffle 26, spring shaft 27, clamping plate 28, mutual sliding table 29. DETAILED DESCRIPTION

[0032] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the present application will be further described in detail below in combination with the drawings and specific embodiments.

[0033] In the description of the present application, it should be understood that the terms "intermediate", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. The terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0034] In addition, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "over" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the first feature is higher in horizontal height than the second feature. The first feature "under", "below" and "under" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the first feature is lower in horizontal height than the second feature.

[0036] Embodiment 1:

[0037] As shown in Figure 1 and Figure 2 , a high-stability automobile safety belt buffer performance detection device, comprising a hoisting support frame 1, a detection driver 2 on the hoisting support frame 1 drives two detection rotary hammer top devices 3 to rotate in two upper support frames 7 respectively, the upper end of the hoisting support frame 1 is fixed with two upper support frames 7, the upper support frame 7 is provided with a stretching hanging frame 5 for hanging the detection safety belt 4 tightly, and the position clamping adjuster 6 at the lower end of the upper support frame 7 is used for adjusting the clamping height of the detection safety belt 4.

[0038] The working principle and beneficial effects of the embodiment are as follows: the detection safety belt 4 to be detected is hung on the stretching hanging frame 5 on the upper support frame 7, so that it can be hung vertically for convenient detection, and the detection safety belt 4 is stretched by adjusting the stretching hanging frame 5, so that it can be fully stretched; the two detection rotary hammer top devices 3 are driven to rotate by the detection driver 2 on the hoisting support frame 1, so as to continuously stretch and suddenly hit the stretched detection safety belt 4; the position clamping adjuster 6 is adjusted to tighten the detection safety belt 4 at different positions, so as to fully hit and stretch the hung detection safety belt 4; and the problem that the product composed of nylon rubber and other materials, similar to the safety belt lamp product used in high-stability automobiles, cannot be tested by simulation to test the buffer performance of the product under continuous and sudden impact

[0039] Embodiment 2:

[0040] As shown in Figure 1 — Figure 14 , a high-stability automobile safety belt buffer performance detection device, the detection driver 2 comprises a reciprocating driver 8, the transmission shaft of the reciprocating driver 8 is rotatably connected to the upper end of the hoisting support frame 1 through a synchronous belt drive transmission belt pulley 9, the rotating shaft on the transmission belt pulley 9 is engaged with two transmission rotating shafts 11 through a bevel gear box 10, and the two transmission rotating shafts 11 are rotatably connected in the upper support frame 7.

[0041] The working principle and beneficial effects of the embodiment are that: the reciprocating driver 8 on the height supporting frame 1 is driven in transmission, and then the transmission shaft of the reciprocating driver 8 is rotatably connected to the upper end of the height supporting frame 1 through the synchronous belt drive transmission pulley 9, so as to realize the driving transmission of the height position; the transmission shafts 11 are rotatably arranged in the upper supporting frames 7 through the transmission shafts 11 engaging the transmission bevel gear box 10 on the transmission pulley 9, so as to drive the two transmission shafts 11 to rotate in the two upper supporting frames 7; the frequency converter controls the reciprocating driver 8 to be periodically driven forward and backward, so as to facilitate the adaptation of the device for continuous stretching and beating.

[0042] Embodiment 3

[0043] As shown in Figure 1 — Figure 14 A high-stability automobile safety belt buffer performance detection device, the detection rotary hammer top device 3 comprises two transmission rods 12, the two transmission rods 12 are supported and connected through two slide rods 14, the right end transmission rod 12 is fixed on the transmission shaft 11, and the left end transmission rod 12 is rotatably connected in the center fixed threaded rod 13, one end of the center fixed threaded rod 13 is fixed on the upper supporting frame 7, and the other end of the center fixed threaded rod 13 is rotatably connected to the right end transmission rod 12.

[0044] The working principle and beneficial effects of the embodiment are that: the two transmission rods 12 on the detection rotary hammer top device 3 are supported and connected through the two slide rods 14, and then when the rotating transmission shaft 11 drives the transmission rod 12 to rotate, the two transmission rods 12 and the two slide rods 14 are rotatably connected to the center fixed threaded rod 13; one end of the center fixed threaded rod 13 is fixed on the upper supporting frame 7, and the other end of the center fixed threaded rod 13 is rotatably connected to the transmission rod 12 fixed on the transmission shaft 11; and then the center fixed threaded rod 13 is always in a fixed state; and the rotation of the two transmission rods 12 and the two slide rods 14 is limited.

[0045] Embodiment 4

[0046] As shown in Figure 1 — Figure 14 A high-stability automobile safety belt buffer performance detection device, the detection rotary hammer top device 3 further comprises a fixed buffer top slope table 15 and a top slope table 16, the middle end of the fixed buffer top slope table 15 is threadedly connected to the center fixed threaded rod 13, and the two ends of the fixed buffer top slope table 15 are respectively transversely limited to slide on the two slide rods 14.

[0047] The working principle and beneficial effects of the embodiment are that: by threadedly connecting the middle end of the fixed buffering top slope table 15 to the center fixed threaded rod 13, when the two transmission rods 12 and the two slide rods 14 are driven to rotate, the fixed buffering top slope table 15 is driven to slide horizontally through the threadedly connected two slide rods 14, and the fixed buffering top slope table 15 is driven to slide horizontally on the two slide rods 14, and through the forward and reverse driving frequency control, the reciprocating motion is realized while rotating.

[0048] Embodiment 5

[0049] As shown in Figure 1 — Figure 14 A high-stability automobile safety belt buffering performance detection device, the outer sides of the two ends of the fixed buffering top slope table 15 are respectively fixed with two top slope tables 16; the two top slope tables 16 are attached to the detection safety belt 4.

[0050] The working principle and beneficial effects of the embodiment are that: by threadedly connecting the middle end of the fixed buffering top slope table 15 to the center fixed threaded rod 13, when the two transmission rods 12 and the two slide rods 14 are driven to rotate, the fixed buffering top slope table 15 is driven to slide horizontally through the threadedly connected two slide rods 14, and the fixed buffering top slope table 15 is driven to slide horizontally on the two slide rods 14, and through the forward and reverse driving frequency control, the reciprocating motion is realized while rotating.

[0051] Embodiment 6

[0052] As shown in Figure 1 — Figure 14 A high-stability automobile safety belt buffering performance detection device, the outer sides of the two ends of the fixed buffering top slope table 15 are respectively fixed with two top slope tables 16; the two top slope tables 16 are attached to the detection safety belt 4.

[0053] The working principle and beneficial effects of the embodiment are that the two ends of the detection safety belt 4 are respectively hung in the stretching hanger 5 through the insertion tongue; the replacement and addition of the detection safety belt 4 in the stretching hanger 5 are performed; the effect of conveniently achieving the hanging of the length detection safety belt 4 is achieved through the two support frames 18 on the stretching hanger 5, because the two support frames 18 are symmetrically fixed at the upper end of the upper support frame 7 and the lower end of the position clamping adjuster 6.

[0054] The middle end of the support frame 18 on the upper support frame 7 is threadedly connected to the adjusting bolt 19, and the adjusting bolt 19 is threadedly driven through the rotation of the adjusting bolt 19, which is rotationally connected to the upper end of the lifting hanging table 20, so that the lifting hanging table 20 can be longitudinally limited to slide in the support frame 18, and the lifting height of the lifting hanging table 20 is adjusted; the fixed hanging ring 22 is fixed on the lifting hanging table 20 and the lower end of the support frame 18, the insertion tongue of the detection safety belt 4 is hung in the fixed hanging ring 22, and the insertion tongue of the detection safety belt 4 is hung; the effect of switching out and adding is achieved, and the two added locking movable rings 21 are respectively slidably inserted into the lifting hanging table 20 and the lower end of the support frame 18 and locked by the nut, and the hanging is fixed; the length is adaptively adjusted, and the stretching effect is fully adjusted; the clamping position adjusting bolt 23 is threadedly connected to the lower end of the support frame 18, and the clamping height position is adjusted.

[0055] Embodiment 7:

[0056] As shown in Figure 1 — Figure 14 A high-stability automobile safety belt buffering performance detection device, the center of the fixed hanging ring 22 is provided with a hanging ring concave ring, and the locking movable ring 21 is inserted into the upper end of the hanging ring concave ring; the detection safety belt 4 is hung in the hanging ring concave ring.

[0057] The working principle and beneficial effects of the embodiment are that the center of the fixed hanging ring 22 is provided with a hanging ring concave ring, and the locking movable ring 21 is inserted into the upper end of the hanging ring concave ring; and the height of the detection safety belt 4 hung in the hanging ring concave ring is blocked, which is convenient for hanging, stretching, clamping and detecting.

[0058] Embodiment 8:

[0059] As shown in Figure 1 — Figure 14As shown, a high-stability automotive seat belt cushioning performance testing device includes a position clamping adjuster 6 comprising an outer protective platform 24, which is fixed to the lower end of an upper support frame 7. A spring-loaded clamping platform 25 is connected inside the outer protective platform 24 via an elastic folding baffle 26. The spring-loaded clamping platform 25 slides laterally on the outer protective platform 24 by sliding on multiple spring shafts 27. The springs of the spring shafts 27 are positioned between the outer protective platform 24 and the spring-loaded clamping platform 25.

[0060] The working principle and beneficial effects of this embodiment are as follows: the outer protective platform 24 is fixed to the lower end of the upper support frame 7, which facilitates the clamping of the detection safety belt 4; the outer protective platform 24 is connected to the spring clamping platform 25 through the elastic folding baffle 26, and the spring clamping platform 25 slides laterally on the outer protective platform 24 by sliding on multiple spring shafts 27; the elastic folding baffle 26 facilitates the blocking and protection function, and combined with its characteristics, it is matched with the spring of the spring shaft 27 to set between the outer protective platform 24 and the spring clamping platform 25, thereby achieving a symmetrical clamping effect.

[0061] Example 9:

[0062] like Figure 1 — Figure 14 As shown, a high-stability automotive seat belt cushioning performance testing device is provided, wherein the spring clamping platform 25 is provided with a longitudinal sliding groove; symmetrical clamping plates 28 are provided on the spring clamping platform 25 and slide longitudinally within the longitudinal sliding groove; the inner wall of the symmetrically arranged clamping plates 28 is provided with serrations.

[0063] The working principle and beneficial effects of this embodiment are as follows: The spring clamping platform 25 is provided with a longitudinal groove, which facilitates the longitudinal sliding of the symmetrical clamping plates 28 on the spring clamping platform 25 within the longitudinal groove; the inner wall of the symmetrically arranged clamping plates 28 is provided with serrations, which facilitates clamping the lower end of the detection safety belt 4; by clamping at different height positions, the reaction force of the stretched and hammered position can be adjusted, thereby adapting to the use of different hammering forces.

[0064] Example 10:

[0065] like Figure 1 — Figure 14 Figure 1 Figure 14 Figure 1 Figure 14 As shown, a high-stability automotive seat belt cushioning performance testing device is provided, wherein the lower end of the symmetrically arranged clamping plates 28 is fixed with mutual slides 29, and the lower end of the mutual slides 29 is rotatably connected to the upper end of the clamping position adjusting bolt 23.

[0066] The working principle and beneficial effects of the embodiment are as follows: because the lower ends of the symmetrically arranged clamping plates 28 are fixed with the mutual sliding tables 29, the safety belt 4 is clamped for use through the mutual sliding of the mutual sliding tables 29; the clamping position adjusting screw 23 is rotated, and then the mutual sliding tables 29 are driven to slide up and down through the threaded cooperation, and then the symmetrically arranged clamping plates 28 slide longitudinally in the longitudinal sliding grooves of the spring jacking tables 25, and then the adjustment of clamping at different heights is realized.

[0067] The above description is not a limitation of the present application, and the present application is not limited to the above examples. Changes, modifications, additions or replacements made by ordinary skilled persons in the technical field within the essential scope of the present application also belong to the protection scope of the present application.

Claims

1. A high-stability automotive seatbelt cushioning performance testing device, characterized in that: Includes a suspended support frame (1), a detection driver (2) on the suspended support frame (1) drives two detection rotating hammer tops (3) to rotate in two upper support frames (7) respectively, the upper end of the suspended support frame (1) is fixed with two upper support frames (7), a tension hanger (5) is provided on the upper support frame (7) for hanging the detection safety belt (4), and a position clamping adjuster (6) at the lower end of the upper support frame (7) is used to adjust the clamping height of the detection safety belt (4); The detection driver (2) includes a reciprocating driver (8). The drive shaft of the reciprocating driver (8) is connected to the upper end of the suspended support frame (1) by a synchronous belt driving the drive pulley (9). The shaft on the drive pulley (9) is connected to the upper end of the suspended support frame (1) by a bevel gear box (10) meshing with the two drive shafts (11) respectively rotating in the upper support frame (7). The detection rotating hammer top device (3) includes two transmission rods (12), which are supported and connected by two slide rods (14). The right transmission rod (12) is fixed on the transmission shaft (11), and the left transmission rod (12) is rotatably connected in the center fixed threaded rod (13). One end of the center fixed threaded rod (13) is fixed on the upper support frame (7), and the other end of the center fixed threaded rod (13) is rotatably connected to the right transmission rod (12). The detection rotating hammer top device (3) also includes a fixed buffer top slope platform (15) and a top slope platform (16). The middle end of the fixed buffer top slope platform (15) is connected to the central fixed threaded rod (13) by a threaded connection. The two ends of the fixed buffer top slope platform (15) are respectively laterally limited and slid on two slide rods (14). Two top slope platforms (16) are fixed on the outer sides of both ends of the fixed buffer top slope platform (15); the two top slope platforms (16) fit into the detection safety belt (4).

2. The high-stability automobile safety belt buffering performance detection device according to claim 1, characterized in that: The two ends of the safety belt (4) are respectively hung in the tension bracket (5) through the tongue; the tension bracket (5) includes two support frames (18), which are symmetrically fixed to the upper end of the upper support frame (7) and the lower end of the position clamping adjuster (6); the middle end of the support frame (18) on the upper support frame (7) is connected to the adjusting bolt (19) through threaded engagement, and the adjusting bolt (19) is threadedly driven by rotating it to the upper end of the lifting platform (20). The lowering platform (20) slides longitudinally within the support frame (18); both the lifting platform (20) and the lower support frame (18) are fixed with a fixed hanging ring (22), and an additional locking moving ring (21) is inserted into the fixed hanging ring (22). The two additional locking moving rings (21) are slidably inserted into the lifting platform (20) and the lower support frame (18) respectively and locked with nuts; the lower support frame (18) is connected with a clamping position adjusting bolt (23) by threaded connection.

3. The high-stability automobile safety belt buffering performance detection device according to claim 2, characterized in that: The fixed hanging ring (22) has a hanging ring recess at its center, and a locking moving ring (21) is inserted into the upper end of the hanging ring recess; a detection safety belt (4) is hung inside the hanging ring recess.

4. The high-stability automobile safety belt buffering performance detection device according to claim 2, characterized in that: The position clamping adjuster (6) comprises an outer protection platform (24) fixed at the lower end of the upper support frame (7), a spring pressing platform (25) connected with the outer protection platform (24) through an elastic folding baffle (26), and the spring pressing platform (25) is slid on the outer protection platform (24) through sliding on a plurality of spring shafts (27); the spring of the spring shaft (27) is arranged between the outer protection platform (24) and the spring pressing platform (25).

5. The high-stability automobile safety belt buffering performance detection device according to claim 4, characterized in that: The spring pressing platform (25) is provided with a longitudinal sliding groove; the spring pressing platform (25) is provided with symmetrical clamping plates (28) which are longitudinally slid in the longitudinal sliding groove; the inner wall of the symmetrical clamping plates (28) is provided with a sawtooth.

6. The high-stability automobile safety belt buffering performance detection device according to claim 5, characterized in that: The lower end of the symmetrical clamping plates (28) is fixed with a mutual sliding platform (29), and the lower end of the mutual sliding platform (29) is rotationally connected to the upper end of the clamping position adjusting screw (23).

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