一种滚珠丝杠副寿命试验装置

Abstract

本实用新型公开了一种滚珠丝杠副寿命试验装置，本实用新型涉及寿命试验技术领域，包括底座，底座的上端面设置有传动组件和检测组件，传动组件包括固定板、转动套筒、螺纹套筒、主动轮、限位杆、限位块、连接杆和第一夹块，两块固定板的下端面与底座的上端面相连接，转动套筒的侧面与固定板的内壁转动连接，主动轮的侧面转动连接在其中一块固定板的内壁，本实用新型的优点在于：移动板通过滑杆在两块固定板间滑动，可快速调整检测组件的轴向位置，适应不同长度的滚珠丝杠副，转动环通过螺纹杆与移动板上的转动块螺纹连接，旋转螺纹杆可精确调节转动环与固定环的间距，确保与丝杠副的同轴度校准，减少安装误差，提升通用性。

Claims

1. A ball screw pair life test device comprising a base (1), characterized in that: The upper surface of the base (1) is provided with a transmission component (2) and a detection component (4). The transmission assembly (2) includes a fixed plate (21), a rotating sleeve (22), a threaded sleeve (23), a drive wheel (25), a limiting rod (26), a limiting block (27), a connecting rod (28), and a first clamping block (29). The lower end faces of the two fixed plates (21) are connected to the upper end face of the base (1). The side of the rotating sleeve (22) is rotatably connected to the inner wall of the fixed plate (21), and the side of the drive wheel (25) is rotatably connected therein. The inner wall of a fixed plate (21) is connected to the inner wall of a rotating sleeve (22) at both ends of the limiting rod (26). The side of the connecting rod (28) is rotatably connected to the inner wall of the rotating sleeve (22). One end of the connecting rod (28) is slidably connected to the inner wall of the limiting block (27). The other end of the connecting rod (28) is connected to the side of the first clamping block (29). The side of the limiting block (27) is threadedly connected to the inner wall of the threaded sleeve (23).

2. The ball screw pair life test device according to claim 1, characterized by: The detection component (4) includes a rotating ring (41), a fixed ring (42), a moving plate (45), a slide rail (46), a second clamping block (47), and a slider (48). A slide rod (3) is connected between the two fixed plates (21). The inner wall of the moving plate (45) is slidably connected to the surface of the slide rod (3). The side of the slide rail (46) is connected to the inner wall of the rotating ring (41). The side of the slider (48) is slidably connected to the inner wall of the slide rail (46). The side of the second clamping block (47) is rotatably connected to the side of the slider (48). The side of the second clamping block (47) is slidably connected to the inner wall of the fixed ring (42).

3. The ball screw life test device of claim 1, wherein: A servo motor (24) is connected to the side of the fixed plate (21), and the output end of the servo motor (24) passes through the inner wall of the fixed plate (21) and is connected to the center of the drive wheel (25).

4. The ball screw life test device of claim 1, wherein: The side of the drive wheel (25) and the side of one of the rotating sleeves (22) are connected by a drive belt, and the inner wall of the threaded sleeve (23) is rotatably connected to the side of the rotating sleeve (22).

5. The ball screw life test apparatus of claim 1, wherein: The inner wall of the limiting block (27) is slidably connected to the surface of the limiting rod (26), and the side of the limiting block (27) is slidably connected to the inner wall of the rotating sleeve (22).

6. The ball screw life test device of claim 2, wherein: The side of the movable plate (45) is rotatably connected to a rotating block (43), and the side of the rotating ring (41) is rotatably connected to a threaded rod (44). The surface of the threaded rod (44) is threadedly connected to the inner wall of the rotating block (43).

7. The ball screw life test apparatus of claim 2, wherein: The side of the fixed ring (42) is connected to the side of the movable plate (45), and the side of the rotating ring (41) is rotatably connected to the side of the movable plate (45).

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