Device for detecting inherent frequency of workpiece

A detection device and natural frequency technology, applied in measuring devices, vibration measurement in solids, measuring vibration, etc., can solve the problems of bulky and inflexible use, and achieve small size, high reliability, and easy use and portability flexible effects

Inactive Publication Date: 2012-12-26
NANTONG TIANHUA HERUI TECH VENTURES
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] In the prior art, the natural frequency detection device of the workpiece is usually bulky and cannot be used flexibly

Method used

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  • Device for detecting inherent frequency of workpiece

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Experimental program
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Effect test

Embodiment 1

[0012] A workpiece natural frequency detection device, which is composed as follows: workpiece vibration detection sensor 1, percussion hammer 2, percussion hammer vibration detection sensor 3, data processing module 4; wherein: workpiece vibration detection sensor 1 is fixedly arranged on the measured workpiece 5 On the surface, the percussion hammer vibration detection sensor 3 is fixedly arranged on the percussion hammer 2 for percussion on the workpiece 5 to be measured;

[0013] Both the workpiece vibration detection sensor 1 and the hammer vibration detection sensor 3 are connected to the data processing module 4 .

[0014] The data processing module 4 is specifically composed of: a signal amplifier 401, a data acquisition device 402, and a controller 403; wherein: the signal amplifier 401 is connected to the workpiece vibration detection sensor 1 and the hammer vibration detection sensor 3 at the same time, and the signal amplifier 401 is also connected to the vibration ...

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Abstract

The invention discloses a device for detecting the inherent frequency of a workpiece, which is characterized in that the device comprises a workpiece vibration detection sensor (1), a knocking hammer (2), a knocking hammer vibration detection sensor (3) and a data processing module (4), wherein the workpiece vibration detection sensor (1) is fixedly arranged on the surface of a detected workpiece (5), and the knocking hammer vibration detection sensor (3) is fixedly arranged on the knocking hammer (2) for knocking the detected workpiece (5); and the workpiece vibration detection sensor (1) and the knocking hammer vibration detection sensor (3) are both connected with the data processing module (4). According to the invention, the detection operation of the device is completed through the knocking action of the knocking hammer (2). The device disclosed by the invention is simple in structure, high in reliability, small in volume, light in weight, convenient and flexible to use and carry, and good in technical effect.

Description

technical field [0001] The invention relates to a workpiece natural frequency detection device. Background technique [0002] In the prior art, the natural frequency detection device of the workpiece is usually bulky and cannot be used flexibly. People are eager to obtain a simple, compact and excellent technical effect detection device for the natural frequency of workpieces. Contents of the invention [0003] The object of the present invention is to provide a workpiece natural frequency detection device with excellent technical effects. [0004] The invention provides a workpiece natural frequency detection device, which is characterized in that: the composition is as follows: workpiece vibration detection sensor 1, percussion hammer 2, percussion hammer vibration detection sensor 3, data processing module 4; wherein: workpiece vibration detection sensor 1 Fixedly arranged on the surface of the measured workpiece 5, the percussion hammer vibration detection sensor 3 i...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01H1/00
Inventor 季历程
Owner NANTONG TIANHUA HERUI TECH VENTURES
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