CN1183584A

CN1183584A - Method and apparatus for control of production process

Info

Publication number: CN1183584A
Application number: CN 95116543
Authority: CN
Inventors: 何焯辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-09-29
Filing date: 1995-09-29
Publication date: 1998-06-03

Abstract

A method and device for production procedure control is disclosed. A production manage and control system is composed of reader/writer and memory card.

Description

The method and apparatus of production run control

The present invention relates to the method and apparatus of a kind of production run control, be widely used in controls such as product quality on the product line, quantity.

Aspect production run control, especially the aspects such as quality control of product on production line, need to collect the data of relevant manufacturing process, record of production as each procedure, the staff turns out for work, data such as the quality inspection of production, damage and repairing, some is produced complicated product and can use a computer on the per pass operation or the terminating machine record material, but no matter be computing machine or terminating machine, a whole set of soft, hardware system is more complicated all, relatively more expensive, existing production facility is transformed into the fund that above-mentioned system also must drop into writing.

The objective of the invention is to overcome the deficiencies in the prior art and the method for a kind of production run control and supporting equipment are provided, make the management of production and control convenient and practically, be used to guarantee the product quality system, small investment, instant effect.

The method of production run control of the present invention, form by following steps:

A. lay read write line in each procedure position or the work position of production run, said read write line internal memory contains the production information of the product in this procedure position or work position;

B. in the card inserting mouth of read write line, insert employee's data storage card and with the product information storage card and/or the material information storage card of product motion;

C. the information in the said memory card is imported and/or export and/or judge and/or write down to read write line.

The main in the method equipment that adopts is read write line and storage card, storage card wherein is can store needed information or data is as the criterion, can adopt magnetic card or integrated circuit card or bar code card, consider from the input-output characteristic of storage card and memory capacity etc. are many-sided, adopt the integrated circuit card (IC) that belongs to existing mature technology at present for good; Read write line wherein is by housing, card inserting mouth, microprocessor, input/output port line expanded circuit, storer, input-output device is formed, microprocessor is connected with memory bus with input/output port line expanded circuit, and card inserting mouth and IO interface and input-output device are connected on the input/output port line expanded circuit.

The method and apparatus of production run of the present invention control, framework is convenient, simple, rationally and have elasticity, small investment, install easily, can collect the various data of whole process of production, for example: manufactured goods, substandard products, loss, QC and IQC report, production time, production efficiency or the like, and the operation that can effectively instruct or guide each operation, reduce error, improve work efficiency.

For introducing the method and apparatus of production run control of the present invention in detail, be elaborated below in conjunction with accompanying drawing:

Fig. 1 is the structural representation of the read write line used in the method for production run of the present invention control;

Fig. 2 is the schematic block circuit diagram of read write line;

Fig. 3 is the detailed circuit structural drawing of corresponding diagram 2 block diagrams.

The invention provides a kind of method of production run control, major equipment wherein is storage card and read write line, storage card is divided into three kinds, all not shown among the figure, a kind of is employee's data storage card, it can store the employee's of each station personal information, employee's code etc. for example, and each employee has a storage card of controlling oneself; Second kind is the product information storage card with the product motion, and all data of product such as process, time and step that its storage products is produced can write down production numbering, production code member, production time, production run and step; The third is the material information storage card, and it writes down the data such as numbering, quantity of all spare and accessory parts and/or material, and the material information storage card can be equipped with, and also can not be equipped with, and can also be equipped with on some operation or working position;

All storage cards can be to adopt card or the disk that has memory body or recall info, storage card needs data on file, also need to carry out the programming (input and/or output) of data thereon, so best embodiment is to adopt the integrated circuit (electricity erasable memorizer) of an eeprom chip.

On the production line or in the system of a production run control, sequentially by operation or work position configuration read write line, referring to Fig. 1,2 and 3, read write line 2 is by housing 3, card inserting mouth 4, microprocessor 12, input/output port line expanded circuit 30, storer 14, IO interface 7 and input-output device are formed, microprocessor 12 is connected with storer 14 buses with input/output port line expanded circuit 30, constitute Single Chip Microcomputer (SCM) system, card inserting mouth 4 and input-output device are connected on the input/output port line expanded circuit 30, on microprocessor 12, can connect IO interface 7, for example RS232 or RS485 serial communication interface, above-mentioned input-output device can be embodied as clock circuit 16 and/or display 17 and/or pilot lamp 19 and/or keyboard 18 and/or printing equipment and/or sound-producing device 23 and/or sensor 24 and/or OCR wand 22 etc.

Read write line 2 can adopt the external power supply power supply, also can adopt internal electric source, and all schemes of existing mature technology are available.

In the detail drawing of Fig. 3, microprocessor 12 adopts the 89C51 single-chip microcomputer, and storer 14 adopts 27C256, and input/output port line expanded circuit 30 (I/O) adopts the 82C55 integrated package.

Read write line and above-mentioned storage card have constituted industries process control system together, in this system, storer in the read write line has the relevant production information of product, these information has been arranged, can debate other product in the relevant production in each work position or the situation after the production, that is to say that read write line will write down and judge the product device situation in this work position of flowing through, add that the product information storage card also needs to insert in the read write line, read write line also just can write down the time that every product enters post and away from posts, determines that this post employee spends the time on this operation; Because employee's data storage card and product information storage card are had by the product in employee and the production run respectively, but so the equal collection work personnel's of the read write line on each work position interrelated data and whole data of product, read write line deposits the data of collecting in its storer, the form of the data of being deposited or ISN are identical with computing machine, then these data can be handled on computers, equally also can be in the sound-producing device of read write line output sound or warning, also can show on the display device of read write line, read write line also can be toward data on file on employee's data storage card and the product information storage card.

Read write line can provide the information of some productions to the employee by above-mentioned output unit, and for example indication of production stage provides data necessary and data, promotes finishing of its task.

Have clock circuit on the read write line, time and record benchmark are provided.

The socket that has a plurality of storage cards on the read write line, a plurality of data-carrier stores also can be joined in its inside, can also transmit data to the main frame that is connected by network.

All employees that participate in producing all are assigned employee's data storage card (not illustrating) on figure, this card is used to write down employee's personal information, after the employee is on duty, this card is inserted in the card inserting mouth of arbitrary sky on the read write line, and for example among the card inserting mouth 4A, read write line will read in employee's information, pass through computer network, can make the whole production streamline understand the situation in each work position, make the production run of product more smooth and easy, this card will be stayed in the read write line until coming off duty;

Equally, product needed is joined a product information storage card in manufacturing process, when a product enters the work position of per pass operation, the employee will block in the card inserting mouth that inserts arbitrary sky on the read write line, for example among the card inserting mouth 4B, leave this work position up to this product, read write line can be collected the data aspect other manufacturing parameter of time that product stops and record, judgement when flowing through this work position.Also same when a large amount of accessory during in same production process manufacturing, (for example plastic injection-moulded lathe post, five metals material press machine post), a production of machinery data storage of adapted card then, when product is produced in the work position of this procedure, the employee will block in the card inserting mouth that inserts arbitrary sky on the read write line, for example among the card inserting mouth 4B, stop to produce up to this machine works, read write line can collect product at production quantity, time and the record in this work position, judge the data aspect other the manufacturing parameter.

As think necessary, and selectively on this product card, be written into relevant various data of producing, comprise production code member, product serial number, job order number, date of manufacture, quality is checked situation, is to utilize the read write line data collection to be stored in product not have on the product card of connection at this moment.

So read write line not only has the function of reading down data from card, may also need to possess the function that on card, writes data.

By computing machine each read write line is unified into network, data in the storer just can be shared on each storage card and in each read write line, but for system of the present invention, need not expense is set up the money of network in a large number, and just can carry out the analysis of production run by single computing machine or portable card reader data collection, collected data can be used on different management softwares and manage, and can be used in the product quality guarantee system.

Claims

1. the method for production run control is characterized in that being made up of following steps:

2. the method for production run according to claim 1 control, it is characterized in that storing in the above-mentioned product information storage card product from first procedure position or work position all data to final procedure position or work position.

3. the method for production run control according to claim 1 is characterized in that storing in the above-mentioned product information storage card the indicative information of product in each procedure position or work position.

4. the method for production run according to claim 1 control is characterized in that storing in the above-mentioned product information storage card each procedure position or work position employee to the information of the quality determination of product and/or the record of operation.

5. the method for production run according to claim 1 control is characterized in that storing in the above-mentioned material information storage card data of each procedure position or work position supplies consumption and/or damage.

6. the method for production run control according to claim 1 is characterized in that storing in the above-mentioned material information storage card successively decreasing and remaining data of material.

7. realize the read write line of the method for the described production run control of claim 1, it is characterized in that by housing, card inserting mouth, microprocessor, input/output port line expanded circuit, storer, IO interface and input-output device are formed, microprocessor is connected with memory bus with input/output port line expanded circuit, and card inserting mouth and IO interface and input-output device are connected on the input/output port line expanded circuit.

8. read write line according to claim 7 is characterized in that above-mentioned IO interface is RS232 or RS485 communication port.

9. read write line according to claim 7 is characterized in that above-mentioned input-output device is clock circuit and/or display and/or keyboard and/or printing equipment and/or sound-producing device and/or sensor.

10. realize the storage card of the described method of claim 1, it is characterized in that storage card can be magnetic card or integrated circuit card or bar code card.