一种金属结构件多工位切换检测装置

By designing a multi-station switching inspection device for metal structural components, which utilizes a motor-driven rotating disc and a hydraulic cylinder to lift the pallet, the problem of not being able to simultaneously inspect multiple springs of unequal lengths in existing technologies has been solved, achieving efficient spring fatigue inspection and automated replacement.

CN224518131UActive Publication Date: 2026-07-17ZHENGZHOU PENGTUO METAL PROD CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHENGZHOU PENGTUO METAL PROD CO LTD
Filing Date
2025-09-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing fixtures that can quickly inspect metal structural components cannot simultaneously inspect multiple springs of varying lengths.

Method used

Design a multi-station switching testing device for metal structural components. The device uses a motor to drive a disc on a transmission shaft to rotate. Combined with independently liftable pallets and pressure plates, it can apply or release pressure on multiple springs of different lengths. The device uses a hydraulic cylinder to lift the pallets and pressure plates to perform fatigue testing on springs of different lengths.

Benefits of technology

It enables simultaneous fatigue testing of multiple springs of different lengths, improving testing efficiency. During the testing process, it can automatically identify and replace fatigued springs, maintaining testing continuity.

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Abstract

本实用新型涉及检测装置技术领域,具体为一种金属结构件多工位切换检测装置,包括底座和顶板,所述底座的顶部固定连接有多组导向杆,多组所述导向杆并排设置,每组包括两个导向杆,每组的两个所述导向杆的外表面均滑动连接有托板和压板,所述托板的顶部以及压板的底部均固定连接有锥头,所述托板的底部固定安装有液压缸。优点在于:多个不同长度的弹簧分别安装在多个托板和压板之间后,通过液压缸分别升高对应的托板和压板,能够使得所有的压杆触及圆盘,然后通过电机驱动多个圆盘旋转,便能够通过凸起对多个不同长度的弹簧施加或释放压力,从而该多工位的设计能够实现对多个不同长度弹簧进行疲劳检测的目的。
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Claims

1. A multi-station switching detection device for metal structural components, characterized by, The base (1) includes a base (1) and a top plate (2). The top of the base (1) is fixedly connected to multiple sets of guide rods (12). The multiple sets of guide rods (12) are arranged side by side. Each set includes two guide rods (12). The outer surfaces of the two guide rods (12) in each set are slidably connected to a support plate (31) and a pressure plate (32). The top of the support plate (31) and the bottom of the pressure plate (32) are fixedly connected to a cone head (33). The bottom of the support plate (31) is fixedly installed with a hydraulic cylinder (13), and the bottom end of the hydraulic cylinder (13) is fixedly installed on the top of the base (1). The top plate (2) is fixedly installed on the top of the guide rods (12). A pressure rod (34) is fixedly connected to the top of the pressure plate (32). The pressure rod (34) is slidably connected to the top plate (2) in a height-reducing manner. A motor (27) is fixedly installed on the top of the top plate (2). The output shaft end of the motor (27) is connected to a transmission shaft (24) through a coupling. Multiple discs (25) are fixedly connected to the outer surface of the transmission shaft (24), and multiple protrusions (26) are fixedly connected to the outer surface of the discs (25).

2. The multi-station switching detection device for metal structural components according to claim 1, characterized in that, A fixing block (11) is fixedly connected to the side of the base (1).

3. The apparatus according to claim 1, wherein The top end of the guide rod (12) is fixedly connected to a screw (14), and the top plate (2) is provided with a corresponding insertion hole (21) for the screw (14). The screw (14) is inserted into the insertion hole (21), and a nut (15) is threaded onto the outer surface of the screw (14).

4. The apparatus according to claim 1, wherein The top plate (2) has a hole corresponding to the pressure rod (34), and a linear bearing (22) is installed in the hole. The pressure rod (34) is slidably inserted into the linear bearing (22).

5. The apparatus according to claim 1, wherein The top of the top plate (2) is fixedly connected to a plurality of bearing seats (23), and the drive shaft (24) is rotatably connected inside the plurality of bearing seats (23).

6. The apparatus according to claim 1, wherein The top of the pressure rod (34) is provided with a groove (35), and a roller (36) is rotatably connected inside the groove (35).

7. The apparatus according to claim 1, wherein The outer surface of the pressure rod (34) is provided with a threaded hole (37), and the internal thread of the threaded hole (37) is connected to a limit rod (38). In the absence of a spring between the support plate (31) and the pressure plate (32), the pressure rod (34) can be limited to avoid the problem of the pressure rod (34) sliding down from the linear bearing (22).

8. The multi-station switching detection device for metal structural components according to claim 1, characterized in that, Multiple proximity switches (4) are fixedly installed at the bottom of the top plate (2), and multiple indicator lights (41) are fixedly installed at the top of the top plate (2), with each indicator light (41) corresponding to a proximity switch (4).