CN102616552B

CN102616552B - A method for checking information of roller conveyor in formula library

Info

Publication number: CN102616552B
Application number: CN 201210074942
Authority: CN
Inventors: 段三青; 程林峰; 韩勇; 尹旭梅; 孟科峰
Original assignee: China Tobacco Shandong Industrial Co Ltd
Current assignee: China Tobacco Shandong Industrial Co Ltd
Priority date: 2012-03-21
Filing date: 2012-03-21
Publication date: 2013-10-23
Anticipated expiration: 2032-03-21
Also published as: CN102616552A

Abstract

The invention discloses an information checking method for a formula library roller conveyor, which has a function of checking and managing information of a smoke box on the formula library roller conveyor, perfects an information stream pathway, and improves the information management level of the formula library. The method comprises the steps: 1, whether the smoke box on the roller conveyor istaken away or not is judged, if the smoke box is taken away and the empty vacancy is not filled within two seconds, the information processing function is started; 2, the information on the equipmentis cleared after being moved behind a queuing region, and the queuing amount is added by one; 3, when the smoke box information presents in the queuing region, an upper computer is informed to recordthe information and then informs a PLC (Programmable Logic Controller), the PLC starts a smoke box information forward-moving function, and when the forward-moving action is completed, the queuing amount is subtracted by one; and 4, a condition script is built in a formula library monitoring program, the information of the headmost smoke box at the queuing region, system current time, library-outproduction batch, and other information are inserted into a data table; and when the insertion is completed, the PLC is informed that the information recording is completed.

Description

A kind of formulation library roller conveyor information checking method

Technical field

The present invention relates to a kind of formulation library roller conveyor information checking method.

Background technology

At present, finished by roller conveyor to the smoke box conveying task the leaf line processed from formulation library.According to the needs of automatic Material Handling System flow of information, roller conveyor is responsible for transmitting the information of smoke box when carrying smoke box.Carry in the process of smoke box at roller conveyor, this information is stored in the block data of PLC, and each roller-way load transfer device has corresponding information storage addresses.Along with the movement of smoke box material object, the information of smoke box also is passed in the block data corresponding with equipment, finishes until smoke box arrives leaf production line task processed.

In daily production process, according to the needs of processing technology adjustment or equipment debugging, the smoke box on the formulation library rollgang is often manually embraced away with embracing car.After smoke box is embraced away, cause the smoke box material object not to be inconsistent with equipment records information, cause information chaotic, affect the accuracy of flow of information.

Summary of the invention

For above-mentioned prior art, the invention provides a kind of formulation library roller conveyor information checking method.

The present invention is achieved by the following technical solutions:

A kind of formulation library roller conveyor information checking method may further comprise the steps:

(1) according to the state of the information state on the roller conveyor and photoelectric detection switch, judge that whether the smoke box on the roller conveyor is embraced: when equipment during in automatic operational mode, if meet the following conditions simultaneously: have occupied information, equipment task number not to be 0 on the equipment, equipment had not both had yet not counter-rotating of forward, photoelectric switch becomes when can't detect smoke box by detecting smoke box, being judged to be smoke box is embraced, if inner smoke box did not reset in 2 seconds, then start next step information processing function; If smoke box is not embraced, then re-start detection;

(2) number obtain the facility information address according to the equipment plane, according to smoke box information content in the waiting area, calculate destination address, the information on the equipment is moved to the waiting area after, the quantity of will lining up adds 1, the information on the removing equipment;

(3) when there is smoke box information the waiting area, judge that whether queuing quantity is greater than 1, if greater than 1, whether then judge waiting area queuing quantity more than or equal to 2, when being not more than, waiting area queuing quantity equals 2, carry out following steps: the notice upper computer carries out information recording/, notice PLC after the upper computer record is finished, PLC start the front shifting function of smoke box information, and a scanning period is moved the information of a smoke box, after 12 scanning periods, the movement of completion queue district, all smoke box information of memory space; After reach is finished, indicated that a queuing smoke box enters the memory space, queuing quantity subtracts 1; In addition, for fear of affecting PLC operation because of the upper computer fault, when waiting area queuing quantity during more than or equal to 2, then no longer wait for the notice that the upper computer record is finished, PLC directly starts smoke box information shift function;

(4) set up the condition script in the formulation library watchdog routine is when receiving PLC the notice of smoke box informational needs record is arranged, in the top smoke box information in waiting area and the information data inserting tables such as current time in system, outbound production batch; After insertion was finished, notice PLC information recording/was finished.

By method of the present invention, realized the smoke box information on the formulation library roller conveyor is checked management function, the perfect approach of flow of information has avoided information chaotic, has improved the accuracy of flow of information, has improved the management level of information of formulation library.

Description of drawings

Fig. 1 is method flow scheme drawing of the present invention.

The specific embodiment

The present invention is further illustrated below in conjunction with accompanying drawing.

A kind of formulation library roller conveyor information checking method, diagram of circuit may further comprise the steps as shown in Figure 1:

This step idiographic flow is: when there is smoke box information the waiting area, judge that whether queuing quantity is greater than 1, if greater than 1, judge that whether queuing quantity is more than or equal to 2: equal 2 if 1. be not more than, then notify upper computer to carry out information recording/, notice PLC after upper computer record is finished is if there is during record information etc. to be recorded, then with smoke box information write into Databasce, write finish after notice PLC; Behind the notice PLC, PLC starts the front shifting function of smoke box information: the reach of memory space information, and mobile quantity adds 1, and after information moved and finishes, waiting area information entered the memory space; A scanning period is moved the information of a smoke box, after 12 scanning periods, and the movement of completion queue district, all smoke box information of memory space; After reach is finished, indicated that a queuing smoke box enters the memory space, queuing quantity subtracts 1, then re-starts the judgement of queuing quantity; 2. when queuing quantity in waiting area during more than or equal to 2, no longer wait for the notice that the upper computer record is finished, PLC directly starts smoke box information shift function;

Although above-mentionedly by reference to the accompanying drawings the specific embodiment of the present utility model is described; but be not the restriction to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.

Claims

1. A method for checking information of a formula storehouse roller conveyor, characterized in that: comprising the following steps:

(1) According to the information status on the roller conveyor and the status of the photoelectric detection switch, judge whether the smoke box on the roller conveyor is taken away: When the equipment is in the automatic operation mode, if the following conditions are met at the same time: there is occupancy information on the equipment , the device task number is not 0, the device is neither forward nor reverse, and the photoelectric switch changes from detecting the smoke box to not detecting the smoke box, it is determined that the smoke box is taken away, if the smoke box is not reset within 2 seconds , then start the next step of information processing function; if the smoke box is not taken away, then re-test;

(2) Obtain the device information address according to the device plane number, calculate the target address according to the number of cigarette box information in the queuing area, move the information on the device to the queuing area, add 1 to the queue number, and clear the information on the device;

(3) When there is smoke box information in the queuing area, judge whether the queuing number is greater than 1. If it is greater than 1, then judge whether the queuing number in the queuing area is greater than or equal to 2. When the queuing area is not greater than or equal to 2, perform the following steps: notify the superior After the recording is completed, the upper computer notifies the PLC, and the PLC starts the function of moving the smoke box information forward, and moves the information of one smoke box in one scan cycle. After 12 scan cycles, the movement of all the smoke box information in the queuing area and storage area is completed. ;After the forward movement is completed, it indicates that there is a queuing smoke box entering the storage area, and the queuing quantity is reduced by 1; when the queuing area queuing quantity is greater than or equal to 2, it does not wait for the notification of the completion of the upper computer record, and the PLC directly starts the smoke box information shift function;

(4) Create a conditional script in the formula library monitoring program. When the PLC receives a notification that the smoke box information needs to be recorded, insert the smoke box information at the front of the queuing area, the current time of the system, and the production batch out of the warehouse into the data In the table; after the insertion is completed, notify the PLC that the information recording is completed.