TWI695158B - Movement monitoring method for moving modules - Google Patents

Abstract

A movement monitoring method for moving modules includes at least one processing unit and at least one amplitude sensor, wherein the amplitude sensor is coupled with the at least one processing unit and adapted to be couples with at least one moving module. The quantity of the at least one amplitude sensor corresponds to that of the at least one processing unit. The at least one amplitude sensor is provided to sense a continuous amplitude of each movement of a coupled at least one moving module and transmits the received continuous amplitude signal to the at least one processing unit. The at least one processing unit compares the received continuous amplitude signal to amplitude datum that is previously installed in the processing unit. The at least one processing unit forms an error signal when a different between the received continuous amplitude signal to amplitude datum is over a tolerance.

Description

Motion module dynamic monitoring method

The invention relates to a monitoring method; in particular to an innovative designer of a dynamic monitoring method of a motion module.

The so-called equipment monitoring method is to use appropriate instruments or equipment to carry out local or overall monitoring of the monitored equipment in operation, and convert the dynamic results obtained by monitoring into corresponding signals, and then convert these monitored signals to It is transmitted to a processing unit in a wireless or wired manner, and after the operation analysis of the processing unit, it is used to determine whether the operating condition of the monitored equipment is abnormal and serves as a basis for maintenance.

However, the conventional equipment monitoring and diagnosis technology uses the root mean square value and the wave height rate as the characteristic indicators of the captured signal, where the root mean square value represents the vibration degree of the equipment parts, and the steep value represents the degree of knocking between the parts, however The abnormality of the operation of the equipment is not entirely manifested by the root mean square root and wave height rate. Therefore, for the abnormal conditions that the root mean square root and wave height rate cannot show, the conventional equipment monitoring technology cannot detect the abnormality and cannot damage the equipment. Of prevention.

Therefore, in view of the problems existing in the above-mentioned conventional technologies, how to develop an innovative structure that can be more ideal and practical, it is really necessary for the relevant industry to think about the goal and direction of breakthrough.

In view of this, the inventor has many years of experience in manufacturing development and design of related products. In view of the above objectives, after detailed design and careful evaluation, the invention finally has a practical application.

The main purpose of the present invention is to solve the aforementioned problems, and to provide a monitoring method. The technical problem to be solved is to innovate on how to develop a new dynamic monitoring method for a more ideal and practical motion module breakthrough.

The technical feature of the present invention to solve the problem lies mainly in the dynamic monitoring method of the motion module, including at least one processing unit and at least one amplitude sensor coupled to the processing unit, the at least one amplitude sensor is for coupling Connected to at least one motion module, wherein the number of the at least one amplitude sensor and the at least one processing unit is matched with the number of the at least one motion module in a one-to-one manner; the at least one amplitude sensor It is used to detect the continuous amplitude generated by each action of the at least one motion module it matches and send the continuous amplitude signal it receives to the at least one processing unit; the present invention firstly depends on the at least one motion module (in (Under the condition of no abnormality) the cumulative operating time and the continuous amplitude change estimated during normal operation are set a standard parameter in the at least one processing unit, the at least one processing unit draws a function graph according to the standard parameter, and according to The standard parameter predicts an allowable error value, and then according to the allowable error value, set an allowable error area along both sides of the function graph, wherein when the horizontal axis of the function graph is the cumulative operating time, the vertical axis is the motion The average value of all slopes of the continuous amplitude pattern generated by each set of operations; when the at least one processing unit receives the continuous amplitude signal from the at least one amplitude sensor, it is generated according to each continuous amplitude signal Ripple, calculate the average value of the slope change of each ripple pattern (Y coordinate) and mark it on the function graph with the cumulative operating time (X coordinate), if there is a continuous amplitude signal drop point of any motion module Outside the allowable error zone, the at least one processing unit emits an abnormal signal and marks at least one motion module that emits abnormal operating sounds according to at least one amplitude sensor corresponding to the abnormal operating amplitude; the at least one processing A background removal module is built in the unit, and a driver is installed in the at least one motion module; the at least one background removal module is coupled to the at least one driver, and the at least one background removal module is Detecting the power supply status of the at least one driver, so that the at least one processing unit only receives the continuous amplitude signal of at least one motion module being powered on.

With this innovative and unique design, compared with the prior art, the present invention can use the technical means of monitoring the amplitude at any time to achieve practical advancement and better industrial economic (utilization) benefits in preventing abnormal occurrence in advance.

Dynamic monitoring method of motion module, including at least one processing unit and at least one amplitude sensor coupled to the processing unit, the at least one amplitude sensor is for coupling to at least one motion module, wherein the at least one The number of amplitude sensors and the at least one processing unit is matched with the number of at least one motion module in a one-to-one manner; the at least one amplitude sensor is used to detect at least one motion module it matches The continuous amplitude generated by each operation, and the continuous amplitude signal received by it is transmitted to the at least one processing unit. In a preferred embodiment of the present invention, the at least one amplitude sensor is a sound sensor or a vibration sensor.

The dynamic monitoring method of the present invention first sets a standard parameter in the at least one processing unit based on the cumulative operating time of the at least one motion module (in the case of no abnormality) and the continuous amplitude change estimated during normal operation. , The at least one processing unit draws a function graph according to the standard parameter, and predicts an allowable error value according to the standard parameter, and then sets an allowable error area A along the two sides of the function graph according to the allowable error value, wherein When the horizontal axis X of the function graph is the cumulative running time, the vertical axis Y is the average of all slopes of the continuous amplitude graph generated by the motion module each time it is actuated. In a preferred embodiment of the present invention, the at least one processing unit uses the moving average method to predict the allowable error value according to the function graph.

Please refer to FIG. 1, when the at least one processing unit receives the continuous amplitude signal from the at least one amplitude sensor, that is, according to the ripple generated by each continuous amplitude signal, each The average value of the slope change of the ripple pattern (Y coordinate) and the cumulative operating time (X coordinate) are marked on the function graph. If there is a continuous amplitude signal falling point of any motion module (as shown at T1 time point) Outside the allowable error zone, the at least one processing unit emits an abnormal signal, and marks at least one motion module that emits abnormal operating sounds according to at least one amplitude sensor corresponding to the abnormal operating amplitude. In addition, the time point T2 marked in Figure 1 is the use time limit of the motion module. In other words, when the cumulative operating time reaches the time point T2, no matter what the average value of the slope change monitored, it must be replaced by force The monitored motion module. As shown in the implementation of Figure 1, the allowable error value is fixed and does not change with the accumulated operating time. Of course, according to the operating characteristics of the motion module, different processes, or different product characteristics and design priorities, as shown in the implementation of Figure 2, the allowable error value is gradually relaxed as the cumulative operating time increases .

In a preferred embodiment of the present invention, a background removal module is built in the at least one processing unit, and a driver is installed in the at least one motion module; the at least one background removal module is coupled to the At least one driver, the at least one background removal module detects the power supply status of the at least one driver at any time, so that the at least one processing unit only receives continuous amplitude signals of at least one motion module in power-on.

Advantages of the present invention: The "dynamic monitoring method of motion module" disclosed in the present invention mainly uses the innovative and unique detection methods and comparison techniques mentioned above to make the present invention compare to the prior art structure mentioned in [Prior Art] , Can provide technical means to monitor the amplitude at any time, to achieve practical advancement to prevent abnormal occurrence beforehand.

X The horizontal axis Ｙ　 The vertical axis A 　 Tolerable error zone T1, T2　Time point

Figure 1 is a schematic diagram of the mean value of the slope change of the ripple pattern of the present invention falling on the function graph. The tolerance of the error in this embodiment is fixed. Figure 2 is a schematic diagram of the mean value of the slope change of the corrugated pattern of the present invention falling on the function graph. The allowable value of the error in this embodiment gradually increases.

Claims (4)

A dynamic monitoring method for a motion module includes: at least one processing unit and at least one amplitude sensor coupled to the processing unit, the at least one amplitude sensor is for coupling to at least one motion module, wherein The number of the at least one amplitude sensor and the at least one processing unit is matched with the number of the at least one motion module in a one-to-one manner; the at least one amplitude sensor is used to detect at least one of the matching The continuous amplitude generated by each movement of the motion module and transmitting the continuous amplitude signal it receives to the at least one processing unit; the dynamic monitoring method first depends on the at least one motion module (in the absence of abnormality) The cumulative operating time and the continuous amplitude change estimated during normal operation set a standard parameter in the at least one processing unit, and the at least one processing unit draws a function graph according to the standard parameter, and predicts an allowable error according to the standard parameter Value, and then set an allowable error zone along the two sides of the function graph according to the allowable error value, where the horizontal axis of the function graph is the cumulative operating time, and the vertical axis is generated every time the motion module is actuated The average value of all slopes of the continuous amplitude graph of the graph; when the at least one processing unit receives the continuous amplitude signal from the at least one amplitude sensor, it calculates the real-time value of each ripple according to the ripple generated by each continuous amplitude signal. The average value of the slope change of a ripple pattern (Y coordinate) and the cumulative operating time (X coordinate) are respectively marked on the function graph. If the continuous amplitude signal of any motion module falls outside the allowable error zone, the At least one processing unit emits an abnormal signal, and marks at least one motion module that emits abnormal operating sound according to at least one amplitude sensor corresponding to the abnormal operating amplitude; the at least one processing unit has a built-in Background module, and the at least one movement A driver is installed in the module; the at least one background removal module is coupled to the at least one driver, and the at least one background removal module detects the power supply status of the at least one driver at any time, so that the at least one processing unit It only receives the continuous amplitude signal of at least one motion module during power-on. The dynamic monitoring method of a motion module as described in item 1 of the patent application scope, wherein the at least one processing unit predicts the allowable error value according to the function graph by the moving average method. The dynamic monitoring method of a motion module as described in item 1 or 2 of the patent application, wherein the at least one amplitude sensor is a sound sensor. The dynamic monitoring method of a motion module as described in item 1 or 2 of the patent application scope, wherein the at least one amplitude sensor is a vibration sensor.

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