九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種輸送裝置之控制系統，詳言之，係 關於一種用於輸送裝置之控制系統。 【先前技街】 習知用於输送裝置之控制系統，其係使用秤重生產廠商 製造的獨立專屬控制系統，用以量測該輸送裝置之負載重 量，以及控制該輸送裝置之輸送帶之轉速。但是，習知用 於輸送裝置之控制系統之負載計算及校準功能，僅存在該 專屬控制系統中之一負載量測控制器内，其無法整合至全 場監控系統_，且無法依據需求編寫適當之程式軟體於該 負載量測控制器。 . ， 因此，習知用於輸送裝置之控制系統無法控制其他周邊 设備及計算其他周邊設備之資訊，例如：輸送裝置之移動 距離之計算、㈣速度之計算、啟停連鎖整合之控制或輸 送罝之自動控制修正等。並且，於工廠大修期間，習知用 於輸送裝置之控制系統及將汰換老舊之中央監控系統必須 全部更新，故必須投入大量之成本。 因此，有必要提供一創新且富有進步性之用於輸送裝置 之控制系統’以解決上述問題。 【發明内容】 本發明之目的在於提供一種用於輸送裝置之控制系統， 其包括一速度量測裝置、一負載量測裝置及—可程式計算/ 控制裝置。該速度量測裝置用以量測該輸送裝置之速产， 122379.doc 1364391 及輸出-逮度訊號。該負載量測裝置用以量測該輸送裝置 之負載&輸出-負載訊號。該可程式計算/控制裝置依 據該速度訊號及該負载訊號計算出該輸送裝置之一負载重 量、一瞬間輸送量或一累計輸送量至少其中之一，或依據 一設定下料量自動控制修正輪送量。 穿於輸送裝置之控制系統之該可程式計算/控制 裝置係…有可編寫程式軟體之可程式控制元件，依據作業 所需，:編寫適當之程式軟體，以達預期之負載量測控制 糸統之π整功月b。並且’本發明之用於輸送裝置之控制系 統可，、工座中央監控系統完全結合，故可同時應用於負載 量測設備運轉操作、預防保養、修理維護、設備故障趨勢 分析等作業。 【實施方式】 圖:顯示本發明用於輸送裝置之控制系統之方塊示意 、一發明用於輪送裝置之控制系統包括—速度量測裝置 酿勒维負載量測裝置12、—可程式計算/控制裝置13、一 驅動裝置14及一人機介面 囟皁兀15。在本實施例中，該輸送 裝置係為—具輸送帶之輸送裝置。 該速度量測裝置丨丨俜用 .ώ 用从量測該輸送裝置之速度，及輸 出一速度訊號。在本訾 - 例中，該速度量測裝置11包括一 速度感測早元111及—速 D _ 轉換早兀112，該速度感測單元 111用以感測仔該輸送裝 度轉換單元U2用以料幹=送帶之該輸送速度，該速 .^ Θ μ輸送速度轉換為該速度訊號。較 佳地，該速度量測裝 罝11係為可測量速度之近接開關、光 122379.doc 1364391 電開關或編瑪器’該速度訊號係发 ^ ^ 現係為可破該可程式計算/控 制裝置13接收之一數位訊號。在— 實際應用中，係從一傳 動軸或-輸送帶驅動低慣量惰輪連結齒輪的轉速感測元 件，再將該轉速感測元件之輪心號（高迷脈衝之頻率）， 轉換成該可程式計算/控制裝置u (例如.PL〇可接收之數 位訊號。IX. INSTRUCTIONS OF THE INVENTION: TECHNICAL FIELD The present invention relates to a control system for a conveying device, and more particularly to a control system for a conveying device. [Previous Tech Street] A control system for a conveyor device is known, which uses an independent proprietary control system manufactured by a weighing manufacturer to measure the load weight of the conveyor device and control the speed of the conveyor belt of the conveyor device. . However, it is known that the load calculation and calibration function of the control system for the conveyor device exists only in one of the load measurement controllers of the dedicated control system, and cannot be integrated into the full-field monitoring system _, and cannot be properly prepared according to requirements. The program software is used to measure the controller. Therefore, it is conventional that the control system for the conveying device cannot control other peripheral devices and calculate information of other peripheral devices, for example, calculation of the moving distance of the conveying device, (4) calculation of the speed, control or delivery of the interlocking integration of the start-stop自动 Automatic control correction, etc. Moreover, during the overhaul of the factory, the control system used for the conveyor and the old central monitoring system that must be replaced must be completely updated, so a large amount of cost must be invested. Therefore, it is necessary to provide an innovative and progressive control system for conveying devices to solve the above problems. SUMMARY OF THE INVENTION It is an object of the present invention to provide a control system for a transport device that includes a speed measuring device, a load measuring device, and a programmable computing/control device. The speed measuring device is used to measure the rapid production of the conveying device, 122379.doc 1364391 and the output-catch signal. The load measuring device is configured to measure the load & output-load signal of the conveying device. The programmable computing/control device calculates at least one of a load weight, an instantaneous delivery amount or a cumulative delivery amount of the conveying device according to the speed signal and the load signal, or automatically controls the correction wheel according to a set cutting amount Delivery. The programmable computing/control device that is placed in the control system of the conveyor device has a programmable control component for programming software, and according to the operation requirements, the appropriate program software is written to achieve the expected load measurement control system. π whole work month b. Moreover, the control system for the conveying device of the present invention can be fully integrated with the central monitoring system of the work station, so that it can be applied to operations such as operation, maintenance, repair and maintenance, and equipment failure trend analysis of the load measuring device. [Embodiment] FIG. 1 is a block diagram showing a control system for a conveying device of the present invention, and a control system for a wheeling device according to the invention includes a speed measuring device, a brewing load measuring device 12, and a programmable calculation/ The control device 13, a driving device 14, and a human interface interface saponin 15. In the present embodiment, the conveying device is a conveying device having a conveyor belt. The speed measuring device is used to measure the speed of the conveying device and output a speed signal. In the present embodiment, the speed measuring device 11 includes a speed sensing early element 111 and a speed D_ converting early 112, and the speed sensing unit 111 is configured to sense the conveying capacity conversion unit U2. The feed speed of the feed = feed belt is converted to the speed signal by the speed. Preferably, the speed measuring device 11 is a proximity switch capable of measuring speed, light 122379.doc 1364391 electric switch or coder "the speed signal system ^ ^ is now broken to the programmable calculation / control Device 13 receives a digital signal. In practical applications, the speed sensing component of the low inertia idler coupling gear is driven from a drive shaft or a conveyor belt, and the wheel center number (the frequency of the high pulse) of the speed sensing component is converted into the Programmable calculation/control device u (eg .PL〇 receivable digital signal).
裝置之負載，及輸 量測裝置12包括一 ’該負載感測單元 該負載量測裝置12係用以量測該輸送 出一負載訊號。在本實施例中，該負載 負載感測單元121及一負載轉換單元122 121用以感測得該輸送裝置輸送帶 ^ 刊之一負載重量，該負載 轉換早元122用以將該負載重景趙搞炎―次& 執里$轉換為該負載訊號。較佳 地’該負載量測裝置12係為可感測重量之載荷囊或張力 弦，該負載訊號係為可被該可程式計算/控制裝㈣接收The load of the device, and the measuring device 12 includes a load sensing unit. The load measuring device 12 is configured to measure the output of a load signal. In this embodiment, the load load sensing unit 121 and a load conversion unit 122 121 are configured to sense a load weight of the conveyor conveyor belt, and the load conversion early element 122 is used to reset the load. Zhao inflammatory - times & amps $ converted to the load signal. Preferably, the load measuring device 12 is a load cell or a tension string that can sense the weight, and the load signal is receivable by the programmable/control device (4).
之-標準類比訊號。在-實際應用中，該輸送帶所承載之 輸送物體重量，係經由機械連桿傳送到該負載感測單元 ’再將該負載感測單元121之輸出信號（毫伏特），轉換 成該可程式計算/控制裝置13(例如：PLC)可接收之類比訊 號（例如：標準4〜20毫安培之類比訊號）。 該可程式計算/控制裝置13係依據該速度訊號及該負載 訊號，計算出該輸送裝置之輸送帶負載重量、輸送帶瞬間 輸送量或輸送帶累計輸送量至少其，或依據—設定 下料畺自動控制修正輸送量。較佳地，該可程式計算/控 制裝置13係為一可程式控制器（Plc)。 在本實施例中，該可程式計算/控制裝置13具有—計算 ^22379.d〇< =單較佳地，該計算控制器包括該輸送裝置之移動距 間輪送量計算單元 '罢斗认、"〃里指早兀、柄 單 …W量計异單元、歸零校準計算 元。停連鎖整合控制單元及輸送量自動控制修正單 之二二校準計算單元係依據實際輸送帶長度及該輸送帶 帶負载空重數值一輪:帶 帶早位負载重量。在本實施例 、°巧、k準計算單元係量測實際輸送帶長度，並分別 以無負载空轉及加掛標準配重法碼(即該設定負載重量)， 於校準期_輸送帶連續運轉5圈或6分鐘m叶算求 出該距離轉換常數、該輪送帶負載空重數值、該輸送帶單 位負載重量。 該移動距離計算單元係依據該速度轉換單元之該速度訊 號之脈衝數及該距離轉換常數，計算得該輸送帶之移動距 離。在本實施例中，該移動距離計算單元之計算為：輸送 帶移動距離-速度轉換單元產生的脈衝數X距離轉換常數。 該移動速度計算單元係依據該速度轉換單元之該速度訊 號之脈衝頻率信號及該距離轉換常數，計算得該輸送帶之 移動速度’該脈衝頻率信號為每單位時間内之脈衝數。在 本實施例中，該移動速度計算單元之計算為：輸送帶移動 速度=速度轉換單元的脈衝頻率信號父距離轉換常數。 該負載重量計算單元係依據該負載轉換單元產生之該負 载訊號之-負載數值、該輸送帶負載空重數值及該輸送帶 I22379.doc 1364391 早位負載重量，計算得該輸送帶 中，該負載重旦”。…… 在本實施例 載轉換單輸送帶負載重量=[負 戰轉換早π產生之負載訊號之負載數值·輪送帶負載 數值]X[輸送帶單位負載重量]。 該瞬間輪送量計算單元係依據該輸送帶單位負載重量及 該輸送帶移㈣度，計算得該輸送㈣間輸送量。在本實- Standard analog signal. In a practical application, the weight of the transported object carried by the conveyor belt is transmitted to the load sensing unit via a mechanical link and the output signal (millivolts) of the load sensing unit 121 is converted into the programmable The analog/control device 13 (eg, PLC) can receive analog signals (eg, analog signals of 4 to 20 milliamps). The programmable computing/control device 13 calculates at least the conveyor belt load weight, the conveyor belt instantaneous delivery amount or the conveyor belt cumulative delivery amount according to the speed signal and the load signal, or according to the setting of the loading 畺Automatic control of the corrected delivery volume. Preferably, the programmable computing/controlling device 13 is a programmable controller (Plc). In the present embodiment, the programmable computing/controlling device 13 has a calculation ^22379.d〇<=only, preferably, the calculation controller includes a moving distance inter-wheeling amount calculation unit of the conveying device Recognition, "〃里指早兀,柄单...W quantity metering unit, zero calibration calculation unit. The interlocking integrated control unit and the automatic control error correction unit are based on the actual conveyor belt length and the conveyor belt load empty weight value: belt with the early load weight. In this embodiment, the measuring unit and the quasi-computing unit measure the actual length of the conveyor belt, and respectively perform the no-load idling and the standard weighting method (ie, the set load weight), and continuously operate in the calibration period _ conveyor belt. The distance conversion constant, the wheel load load empty weight value, and the conveyor unit load weight are calculated for 5 or 6 minutes. The moving distance calculating unit calculates the moving distance of the conveyor belt according to the number of pulses of the speed signal of the speed converting unit and the distance conversion constant. In the present embodiment, the calculation of the moving distance calculating unit is: the number of pulses X distance conversion constant generated by the belt moving distance-speed converting unit. The moving speed calculating unit calculates the moving speed of the conveyor belt according to the pulse frequency signal of the speed signal of the speed converting unit and the distance conversion constant. The pulse frequency signal is the number of pulses per unit time. In the present embodiment, the calculation of the moving speed calculating unit is: conveyor speed = the pulse frequency signal parent distance conversion constant of the speed converting unit. The load weight calculation unit calculates the load in the conveyor belt according to the load signal-load value generated by the load conversion unit, the conveyor belt load empty weight value, and the conveyor belt I22379.doc 1364391 early load weight. Heavy Dan".... In this embodiment, the load of the single conveyor belt is loaded = [load value of the load signal generated by the negative warfare conversion π, the load value of the belt is loaded] X [conveyor unit load weight]. The delivery calculation unit calculates the transportation amount between the transportation (four) according to the unit load weight of the conveyor belt and the movement degree of the conveyor belt.
施，中間輪送量計算單元之計算為：輸送帶瞬間輸 送3=輸送帶單位負載重量χ輸送帶移動速度。 該累計輸送量計算單元係依據該輸送帶負載重量及該輸 送帶移動距離，計算得該累計輸送量。在本實施例中，該 累計輸送量計算單元之計算為：累計輸送量=輸送帶負載 重量X輸送帶移動距離。 在本實施财，上述之料計算巾之距離單位為公尺 (Μ”重量單位為公斤(kg);時間單位為秒㈣。The calculation of the intermediate rotation amount calculation unit is: conveyor belt instantaneous transmission 3 = conveyor belt unit load weight χ conveyor belt movement speed. The cumulative conveyance amount calculation unit calculates the cumulative conveyance amount based on the conveyor belt load weight and the conveyance belt movement distance. In the present embodiment, the calculation of the cumulative conveyance amount calculation unit is: cumulative conveyance amount = conveyor belt load weight X conveyor belt movement distance. In the implementation of the present invention, the above-mentioned materials calculate the distance of the towel in meters (Μ) in kilograms (kg); the time unit is seconds (four).
較佳地，該啟停連鎖整合控制單元包括該輸送裝置之啟 動、停止、故障保護、安全保護、緊急停止及出料偏差保 濩之連鎖功能。在輸送帶瞬間流量與該設定下料量有偏差 時，該輸送量自動控制修正單元自動修正該輸送帶移動速 度，以使該輸送帶瞬間流量與該設定下料量一致。 該驅動裝置14依據該可程式計算/控制裝置13所計算出 之控制訊號（例如：負載重量、瞬間輸送量、累計輸送量 或修正後之輸送量），產生相對應之驅動訊號。在本實施 例中，該驅動裝置14包括一驅動控制單元141及一設備驅 動單元142，其中，該驅動控制單元141依據該控制訊號以 122379.doc 1364391 驅動該設備驅動單元U2,該設備驅動單元142驅動該輸送 裝置。較佳地，該驅動控制單元141係為變頻器，該設備 驅動單元142係為交流感應馬達或變頻專用馬達。 該人機介面單元15與該可程式計算/控制裝置13連接， ‘ 隸受該可程式計算/控制裝置13之線上操作狀態訊號， 肖以顯示該輸送裝置之所有資訊，該人機介面單元15可為 工業圖形控制系統或工業用個人電腦。在本實施例中，該 φ 彳程式計算/控制裝置13與該人機介面單元15之間設置一 通訊網路16以作為資料值^λ.. 乃貝科得輸之用。其中，該通訊網路16可 為無線網路系統或乙太網路系統。較佳地，該通訊網路Μ 係為雙標準高速乙太網路備援系統，當使用中網路出現任 何信息中斷時，其可立刻自動切換至另一備援網路，以確 保網路正常功能。 在本實施射，該輸送裝置之資訊包括該輸送裝置之運 轉狀態監控操作資訊、故障維護資訊、校準操作資訊、參 • 龍史資料、運轉趨勢診斷資訊及網路維護資訊，以使得 使用者明確地瞭解該輸送裝置之所有操作狀態及應注意之 事項。 本發明之用於輸送褒置之控制系統1之該可程式計算/控 - 制裝置13係具有可編寫程式軟體之可程式控制元件(例 如：可程式控制器，PLC)，依據作業所需，可編寫適專之 程式軟體，以達預期之負載量測控制系統之完整功能。並 且’本發明之用於輸送裝置之控制系統】可與工廠中央監 控系統^全結合’故可同時應用於負載量測設備運轉: 122379.doc 1364391 作、預防保養、修理維護、設備故障趨勢分析等作業。 上述實施例僅為說明本發明之原理及其功效，並非限制 本發明。因此I於此技術之人士對上述實施例進行修改及 變化仍不脫本發明之精神。本發明之權利範圍應如後述之 申請專利範圍所列。 【圖式簡單說明】 圖1顯示本發明用於輸送裝置之控制系統之方塊示意 圖。 【主要元件符號說明】 1 本發明用於輸送裝置之控制系統 11 速度量測裝置 12 負載量測裝置 13 可程式計算/控制裝置 14 驅動裝置 15 人機介面單元 16 通訊網路 111 速度感測單元 112 速度轉換單元 121 負載感測單元 122 負載轉換單元 141 驅動控制單元 142 設備驅動單元 122379.docPreferably, the start-stop interlocking integrated control unit comprises a linkage function of starting, stopping, fault protection, safety protection, emergency stop and discharge deviation protection of the conveying device. When the instantaneous flow rate of the conveyor belt deviates from the set discharge amount, the automatic transmission amount correction correction unit automatically corrects the movement speed of the conveyor belt so that the instantaneous flow rate of the conveyor belt coincides with the set discharge amount. The driving device 14 generates a corresponding driving signal according to the control signal (for example, load weight, instantaneous delivery amount, cumulative delivery amount or corrected delivery amount) calculated by the programmable calculation/control device 13. In this embodiment, the driving device 14 includes a driving control unit 141 and a device driving unit 142, wherein the driving control unit 141 drives the device driving unit U2 according to the control signal 122379.doc 1364391, the device driving unit 142 drives the conveyor. Preferably, the drive control unit 141 is a frequency converter, and the device drive unit 142 is an AC induction motor or a frequency conversion dedicated motor. The human interface unit 15 is connected to the programmable computing/control device 13 and is responsive to the online operational status signal of the programmable computing/control device 13 to display all information of the transport device. The human interface unit 15 It can be an industrial graphic control system or an industrial personal computer. In the present embodiment, a communication network 16 is provided between the φ 彳 program calculation/control device 13 and the human-machine interface unit 15 as a data value ^λ.. The communication network 16 can be a wireless network system or an Ethernet system. Preferably, the communication network is a dual-standard high-speed Ethernet backup system. When any information interruption occurs in the network, it can automatically switch to another backup network to ensure the network is normal. Features. In the present embodiment, the information of the conveying device includes the operating state monitoring operation information, the fault maintenance information, the calibration operation information, the ginseng history data, the operation trend diagnosis information and the network maintenance information of the conveying device, so that the user explicitly Understand all operating conditions of the conveyor and what should be noted. The programmable computing/controlling device 13 of the control system 1 for transporting the device of the present invention has a programmable control component (for example, a programmable controller, PLC) capable of programming software, according to the operation, Program software can be written to achieve the full functionality of the expected load measurement control system. And 'the control system for the conveying device of the invention can be combined with the central monitoring system of the factory', so it can be applied to the operation of the load measuring device at the same time: 122379.doc 1364391 Operation, preventive maintenance, repair and maintenance, equipment failure trend analysis Waiting for the job. The above embodiments are merely illustrative of the principles and effects of the invention and are not intended to limit the invention. Therefore, those skilled in the art can make modifications and changes to the above embodiments without departing from the spirit of the invention. The scope of the invention should be as set forth in the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a block diagram showing a control system for a conveying apparatus of the present invention. [Main component symbol description] 1 Control system for conveying device 11 Speed measuring device 12 Load measuring device 13 Programmable computing/control device 14 Driving device 15 Human interface unit 16 Communication network 111 Speed sensing unit 112 Speed conversion unit 121 load sensing unit 122 load conversion unit 141 drive control unit 142 device drive unit 122379.doc