一种拉脱力检测工装和拉脱力检测设备

Abstract

本实用新型公开了一种拉脱力检测工装和拉脱力检测设备，涉及车辆技术领域，旨在解决现有检测方案会造成产品浪费，导致成本上升的问题。该拉脱力检测工装包括第一检测工装和第二检测工装，适于连接空气弹簧的压环；第二检测工装包括内撑件和抱紧件，内撑件的至少部分适于连接于空气弹簧的囊皮内，抱紧件适于连接于囊皮的外部，且与内撑件配合以将囊皮固定。

Claims

1. A pull-off force detection tool characterized by, include: The first testing fixture (10) is suitable for connecting the pressure ring (210) of the air spring (200); The second testing fixture (20) includes an inner support (21) and a clamping member (22). At least a portion of the inner support (21) is adapted to be connected to the bladder (220) of the air spring (200). The clamping member (22) is adapted to be connected to the outside of the bladder (220) and cooperates with the inner support (21) to fix the bladder (220).

2. The pull-off force detection tool according to claim 1, wherein The inner support member (21) includes: An inner support (211), at least a portion of which is adapted to connect within the sac skin (220); and A first limiting part (212) is connected to the inner support part (211) and is adapted to cooperate with the end face of the bladder skin (220) to limit the inner support part (211).

3. The pull-off force detection tool according to claim 2, wherein The inner support (211) has an outer peripheral surface adapted to contact the inner wall surface of the bladder skin (220); The first limiting part (212) surrounds the outer peripheral surface, and the clamping member (22) is provided on the side of the first limiting part (212) facing the inner support part (211).

4. The pull-off force detection tool according to claim 2, wherein The inner support member (21) is provided with a through hole (213), which extends along the arrangement direction of the inner support part (211) and the first limiting part (212); The second testing fixture (20) further includes a first connector (23), which passes through the through hole (213) and is connected to the inner support (21). The first connector (23) is adapted to connect to a tensile and compressive testing machine.

5. The pull-out force testing fixture according to claim 4, characterized in that, The first connector (23) includes: A connecting part (231) is provided through the through hole (213) and is suitable for connecting a tensile and compressive testing machine; The second limiting part (232) is connected to the connecting part (231) and is located on the side of the inner support part (211) opposite to the first limiting part (212) so as to cooperate with the side surface of the inner support part (211) opposite to the first limiting part (212) for limiting.

6. The pull-off force detection tool according to claim 2, wherein The inner support member (21) is also provided with a groove (24), which is recessed from the side surface of the first limiting part (212) facing away from the inner support part (211) toward the inner support part (211).

7. The pull-off force detection tool according to any one of claims 1 to 6, wherein The clamping member (22) includes a plurality of clamps (221), which surround the inner support member (21), and any two adjacent clamps (221) are detachably connected.

8. The pull-off force detection tool according to any one of claims 1 to 6, wherein The inner support member (21) has an outer peripheral surface, and the outer peripheral surface is provided with a first anti-slip structure (214); And / or, the clamping member (22) has an inner circumferential surface adapted to contact the outer wall surface of the bladder skin (220), and the inner circumferential surface of the clamping member (22) is provided with a second anti-slip structure.

9. The pull-off force detection tool according to any one of claims 1 to 6, wherein The first testing fixture (10) includes a first fixing seat (11), at least a portion of which is adapted to be disposed on one side of the pressure ring (210) in the axial direction.

10. The pull-off force detection tool according to claim 9, wherein The first fixing base (11) includes: A surrounding portion (111) adapted to surround the pressure ring (210); The third limiting part (112) is connected to the surrounding part (111) and is adapted to be provided on one side of the pressure ring (210) in the axial direction.

11. The pull-off force detection tool according to claim 9, wherein The first testing fixture (10) also includes: The second fixed seat (12) is adapted to connect to the tensile and compressive testing machine; Multiple hooks (13) are connected to the second fixed base (12) and are used to engage with the first fixed base (11).

12. A pull-off force detection apparatus characterized by comprising: include: Pull-out force testing fixture (100) as described in any one of claims 1-11; The tensile and compressive testing machine has a first testing fixture (10) and a second testing fixture (20) of the pull-out force testing fixture (100) connected to the tensile and compressive testing machine. The tensile and compressive testing machine is used to drive the first testing fixture (10) and the second testing fixture (20) to move in a direction opposite to each other.

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