JP2547413Y2 - Production control counter - Google Patents

Description

[Detailed description of the invention] Industrial application This invention is connected to an automatic machine consisting of various sensors and control devices installed in each production line of a factory, and the yield is based on detection information obtained from the automatic machine. The present invention relates to a general production management counter for calculating or displaying quality information, operation information, production information, and the like, and transferring the calculation information to a higher-level system for production management or another terminal device. is there.

2. Description of the Related Art Conventionally, product production management uses a general-purpose mechanical or electronic counter for mere counting, reads the counting result, transcribes it after calculation, or uses various sensors and control devices for personal computers and factories. It is usually performed by connecting to a general-purpose computer such as a computer, installing it as a counting device for each production line, and inputting and outputting information (Japanese Patent Laid-Open No. 61-219558).

However, when the general-purpose counter is used as described above, there is a risk that erroneous reading or recording of information may occur frequently, and when a general-purpose computer is used as a terminal device, the necessity or size of anti-vibration, dust proof, and the like is required. The installation location is limited. In addition to this, the general-purpose computer itself is expensive, which not only increases equipment and maintenance costs, but also requires the use of a keyboard or the like to input and output information. And the possibility of input / output errors is high.

The present invention aims to provide a production management counting device that is easy to operate, can be configured mechanically at low cost, and can obtain accurate information in a detailed and quick manner.

Means for Solving the Problems The production control counting device according to the present invention is an input / output unit that receives detection information such as the number of inputs, discharges, and start / stop of various articles from an automatic machine including various sensors and control devices. An information reading section for reading setting information such as a lot number and a manufacturing condition from an information recording means such as an information recording card and a bar code; and a time measuring section for providing time information such as operation time and operation time and time at that time. Each of the units is connected to an arithmetic unit that performs arithmetic processing on information given from each of the units according to a predetermined program. The arithmetic unit is connected to a display unit that displays the arithmetic information, and transfers the arithmetic information to and from the communication unit. It is configured by connecting to a host system and other terminal devices.

In this production control counter, the time information such as the operating time and the operating time provided by the clocking section, together with the detection information by the automatic machine and the setting information such as the lot number and the manufacturing conditions provided from the information recording means, By including the time, a total production management count can be obtained finely by the calculation unit. In addition to this, lot number,
Since an information reading unit for reading setting information such as manufacturing conditions from the information recording unit is provided, setting information such as a lot number and manufacturing conditions can be input accurately and easily. Further, the operation information obtained by the operation unit is displayed on the display unit, and can be effectively used by outputting it to the host system or another terminal device connected by the communication unit.

Embodiment The following is a description of the embodiment with reference to the accompanying drawings.

The illustrated production management counting device can be applied to a production line for producing various products including a production line for electronic components, for example. As shown in the block diagram of FIG. 1, the production control counting device includes an input / output unit 10 for receiving detection information from an automatic machine 11 including various sensors and control devices, and information including a card reader 21 and a barcode reader 22. A reading unit 20 and a timing unit 30 for providing time information are provided.
Is connected to the arithmetic unit 40.

In this production control counting device, the arithmetic unit 40 is an input / output unit.
10, various information provided from the reading unit 20 and the clock unit 30 are provided for arithmetic processing according to a predetermined program. Also, a display unit 50 for displaying the calculation results centered on the calculation unit 40, and a calculation system
61, and a communication unit 60 to be transferred to other terminal devices 62, 62,...

For the input / output unit 10, a parallel interface can be used. The automatic machine 11 is composed of various sensors and control devices such as a photoelectric sensor and a fiber sensor. The automatic machine 11 transfers a plurality of pieces of detection information such as the number of inputs, the number of discharges, and start / stop signals to the input / output unit 10 in parallel. Equipped to do so. The input / output unit 10 has another interface (not shown) such as a serial interface.
Can be provided to input other data.

The information reading section 20 includes an information recording card such as an IC card, an optical memory card, and a magnetic card, and a card reader 21 and a bar code reader 22 for reading recorded information from a bar code. The information reading section 20 reads setting information such as a lot number and a manufacturing condition of a product recorded in advance on an information recording card or displayed as a bar code.

A clocking IC can be used as the clocking unit 30, and the clocking unit 30 provides time information such as operation time and operation time, and the time at that time.

The calculation unit 40 can be configured by a calculation IC, a memory IC, or the like. The arithmetic unit 40 operates based on the setting information such as the lot number and the manufacturing conditions input from the information reading unit 20, and outputs the operation signal and the stop signal obtained from the automatic machine 11 to the timing unit.
The operation time is measured from the time information obtained from 30 or the operation time and the operation rate are calculated, and the number of inputs, the number of discharges,
The yield and the like can be calculated. The operation part 40
If a dedicated one-chip CPU is prepared, the size of the terminal device can be further reduced.

The display unit 50 can be equipped with a liquid crystal display, a cathode ray tube, a plasma display, and the like. In particular, it is preferable to provide a liquid crystal display in terms of cost and the size of the terminal device. The display unit 50 can display the input data, the result of the calculation, the time, and the like.

The communication unit 60 includes a host system 61, other terminal devices 62, 62,.
It can be equipped with a parallel interface or a serial interface so that information can be transferred to and from it. Since this is standardized as a whole, it is preferable to unify the parallel interface and the serial interface as a whole.

As a specific example of the production management counting device, an IC card reader 21 and a barcode reader 22 are provided in the information reading unit 20 in the case shown in FIG. The display unit 50 is configured using a small liquid crystal display 51. The terminal device can be designed to have a size of about 180 mm in width, about 50 mm in height, and about 100 mm in depth.

In the case shown in FIG. 3, the information reading unit 20 is an IC card reader.
It consists of only 21. In addition, the display unit 50
A liquid crystal display 51, which is slightly larger than the case shown in the figure, is provided. This terminal device has a width of about 150 mm, a height of about 100 mm,
It can be designed to be about 40mm deep.

In each case, the interface of the input / output unit 10 and the communication unit 60 is provided on the back side of the terminal device, and the automatic machine 11 and the host system 61 are connected from the interface by the codes 70 and 71. Since these are arranged near the manufacturing line, it is preferable to increase the reliability in a poor environment by numerically minimizing the number of switches 80.

The counting device for production management configured as described above can be applied, for example, as a management system for a C-chip N-SP line as shown in FIG. In that management system,
The production management counters 100,100… are each production line 110,111,1
One unit is installed for each process in the vicinity of 12,113. The plurality of production management counting devices 100, 100,... Are collectively connected to each other, and are also connected to a process management computer 611 constituting the host system 61. The management computer 611 forms a LAN, and can be connected to a small computer 612 for production management and a large computer 613 for controlling the entire management system.

In this management system, the production management counter 100,
Since a plurality of units 100 are provided, each of the production management counters 100, 100,... Can perform a primary operation on the respective information in the operation unit 40 and can be transferred to the host system 61. It can be light. In addition, each device 10
Even if the processing capability of 0,100... Is low, more detailed information processing can be performed quickly as a whole system.
Furthermore, in each of the production management counters 100, 100,..., Setting information such as a lot number and manufacturing conditions can be easily and accurately input by using an information storage card such as an IC card or a barcode. In addition, each production management counter 100,
Since 100... Are provided with the display unit 50, necessary information can be seen when needed, and necessary measures can be promptly performed even in an emergency.

Effect of the Invention As described above, according to the production management counting device of the present invention, not only can an information management system at the time of manufacturing be constructed easily and at low cost, but also the setting of the lot number, the manufacturing conditions, and the like. Along with the information, time information such as operation time and operation time given from the timekeeping unit, and production information such as production results and production instructions, yield information, quality information such as control chart creation, or operation rate, The operating time of failure analysis data, maintenance data, and the like can be obtained finely and quickly.

In addition to this, simplification, accuracy, paperlessness, and unification of information can be achieved by applying information such as IC cards and bar codes. Further, the production management counting device can be made small and robust, can be installed near the production line, and furthermore, the system can be decentralized to increase the operating efficiency of the system.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the configuration of a production control counting device according to the present invention, FIGS. 2 and 3 are perspective views of a specific example of the terminal device, and FIG. 4 is a production control counting device according to the present invention. It is explanatory drawing of the manufacturing information management system which applied the apparatus. 10: input / output unit, 11: automatic machine, 20: information reading unit, 30: clock unit,
40: calculation unit, 50: display unit, 60: communication unit, 61: host system,
62, 62 ...: Other terminal devices.

Claims (1)

(57) [Scope of request for utility model registration] An input / output unit (10) for receiving detection information such as the number of articles to be introduced, the number of articles ejected, and start / stop from an automatic machine (11) comprising various sensors and control devices; Information reading unit (20) that reads setting information such as lot numbers and manufacturing conditions from information recording means such as codes
And a timer section (30) for providing time information such as operation time and operation time, and the time at that point in time. Each section (10, 20, 30) is provided from each section (10, 20, 30). The arithmetic unit (40) is connected to a display unit (50) for displaying the arithmetic information, and the arithmetic information is transferred by a communication unit (60). A production management counting device characterized by being connected to a higher-level system (61) and other terminal devices (62, 62 ...).