JP2002063239A - Method for manufacturing product - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a product manufacturing method capable of detecting a defect of which a customer does not practically take no notice on a half- product step on the way of manufacture, completing the product while holding the defect and delivering the completed product without losing customer's credit with a manufacturer. SOLUTION: The defect information of a half-product is previously transmitted to a customer through the Internet, the customer judges whether the completion of a product is available or not on the basis of the defect information and a manufacturer receives a production command from the customer through the Internet and manufactures a product on the basis of the production command. Thereby the product including the defect having no practical problem can be delivered without losing customer's credit with the manufacturer and the yield of the product can be improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a product, and more particularly to a method of manufacturing a product when a quality defect is found at a semi-finished product stage.

[0002]

2. Description of the Related Art Conventionally, it is a major premise that a product satisfies all predetermined specifications. A product is inspected before the product is shipped, and if even one of the specifications is not satisfied, the product is treated as a defective product. ing. Therefore, the quality of the product to be shipped is guaranteed, and the customer's trust in the manufacturer is maintained.

[0003]

However, the above-mentioned prior art has the following problems. Since the specifications generally require a predetermined quality, as long as there is at least one content that does not satisfy the specifications (hereinafter referred to as "defect"), although it is a defective product at the manufacturer, May not cause substantial harm, may be able to avoid defects, or may be acceptable. In such a case, practically useful products are discarded as defective products, resulting in unnecessary reduction in yield, increased costs, delayed delivery, etc., and also causes waste of resources and destruction of the environment. Become.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem, and detects defects at the stage of a semi-finished product during manufacturing,
To provide a method of manufacturing a product that can complete a product with a defect and deliver the product without losing the trust of the customer's manufacturer in accordance with a manufacturing instruction from the customer based on the defect information. Aim.

[0005]

A method of manufacturing a product according to the present invention for solving such a problem is as follows. [1] A semi-finished product inspection process for inspecting the quality of a semi-finished product in the course of manufacture, defect information relating to a defect detected in the semi-finished product inspection process, and a semi-finished product having the defect based on the defect information. An examination request for prompting examination of whether or not to make a defect information transmitting step of transmitting the examination request through a telecommunication line, and in response to the examination request, a commercialization instruction that the defective semi-finished product should be made into a product, The method includes a commercialization command receiving step of receiving through a telecommunication line, and a commercialization step of converting the semi-finished product into a product based on the commercialization command.

[2] A semi-finished product inspection step for inspecting the quality of a semi-finished product in the course of manufacturing, defect information relating to a defect detected in the semi-finished product inspection step, and a semi-finished part having the defect based on the defect information. A defect information transmitting step of transmitting a review request for promoting the possibility of converting a product into a product to a plurality of customers via a telecommunication line, and a specific customer among the plurality of customers according to the review request, A product commercialization command receiving step of receiving, via a telecommunication line, a commercialization command that the semi-finished product having the defect should be made into a product, and a commercialization process of converting the semi-finished product into a product based on the commercialization command. It has.

[3] In the above [1] or [2], the commercialization command includes one or both of specification change information for changing the original specification and quantity change information for changing the original quantity. Is what you do.

[0008]

[First Embodiment] FIG. 1 is a configuration diagram showing a physical configuration in one embodiment of a method of manufacturing a product according to the present invention. In FIG. 1, a semi-finished product inspection unit 10 for inspecting a semi-finished product that is being manufactured by a manufacturer based on a predetermined specification, and an inspection result by the semi-finished product inspection unit 10 are received. Based on this defect information, based on this defect information, send a request for examination to promote the possibility of making a semi-finished product with a defect into a product together with the defect information, and further add the semi-finished product with this defect to the product Manufacturer terminal 20 that receives a productization instruction to be done
A manufacturer gateway server 30 that mediates the manufacturer terminal 20 to the Internet 40, a customer terminal 60 that receives defect information and a review request, and sends a productization command,
It comprises a customer gateway server 50 for mediating the customer terminal 60 to the Internet 40.

FIG. 2 is a flowchart in one embodiment of a method for manufacturing a product according to the present invention. In FIG. 2, a semi-finished product inspection step 1 for inspecting a semi-finished product being manufactured based on a predetermined specification, and an inspection result of the semi-finished product inspection step 1 are received, and defect information is created based on the inspection result. And a defect information transmission determining step 2 for determining whether or not to transmit a study request for prompting a study on whether a semi-finished product having a defect can be made into a product based on the defect information,
A defect information transmitting step 3 for transmitting defect information and a review request to the customer via the Internet 9 based on the result of the defect information transmission determining step 2; And a defect information receiving step 4 for receiving whether or not a semi-finished product having the defect can be made into a product based on the defect information, and determining whether or not the result of the investigation should be transmitted to the manufacturer. A step 5 for transmitting a commercialization command, a step 6 for transmitting a commercialization command to the manufacturer via the Internet 9 based on the determination result of the step 5 for transmitting the commercialization command, and a step 6 for transmitting the commercialization command to the manufacturer. Order receiving step 7 for receiving a product order from a customer
And a commercialization step 8 of converting the semi-finished product into a product based on the commercialization instruction.

FIG. 3 is an example of data showing defect information in one embodiment of the method for manufacturing a product according to the present invention. FIG.
Is a semi-finished steel or non-ferrous metal rolled plate or strip, or punched metal or the like in which holes of a predetermined shape are formed at predetermined intervals, and after the quality inspection of the semi-finished product is completed, surface treatment or heat treatment etc. In the case where the product is subjected to the finishing process described above, the customer divides it into a predetermined size, cuts out or punches out the product (hereinafter, referred to as
Customer processed parts). In FIG. 3, the product specification describes the product thickness, width, length, material, details of the finishing process, and quantity, and the defect information includes the defect position, size (depth, width, length), The number and content of defects (surface flaws, internal flaws, etc.) are described.

[0011] Therefore, the customer examines the method of collecting the customer-processed member based on the defect information, and instructs the manufacturer to commercialize if the defect can be avoided or the defect can be tolerated. be able to. On the other hand, since the manufacturer can complete the product based on the instruction, it is possible to prevent the occurrence of defective products and to deliver the product without losing the trust of the customer's manufacturer. . If the manufacturer does not send a review request,
Or, if the customer does not issue a production order, the defective semi-finished product is treated as defective.

[Embodiment 2] FIG. 4 is a configuration diagram showing a physical configuration in another embodiment of a method of manufacturing a product according to the present invention. FIG. 4 shows a case where there are a plurality of customers in FIG. 1. Other configurations are the same as those in FIG. FIG. 5 is a data example showing a product commercialization instruction in another embodiment of the product manufacturing method according to the present invention. FIG. 5 shows a specific customer who transmits the defect information shown in FIG. 3 to a plurality of customers and, in response, judges that a completed semi-finished product can be used as a customer processed part. It is a summary of the productization order received from the company. In addition to the original serial number, the number of products to be delivered to each customer and, if there are any changes in specifications, the details are described.

[0013] Therefore, based on the defect information, a method of collecting a customer processed member is examined, and a customer who can avoid the defect, a customer who can accept the defect, or changes the finishing process to use the product. Customers who can do so can instruct the manufacturer to commercialize.
On the other hand, since the manufacturer can complete the product based on the instruction, it is possible to prevent the occurrence of defective products and to deliver the product without losing the trust of the customer's manufacturer. .

It should be noted that the present invention is not limited to the above-described embodiment, but is applicable to a case in which a defect found during the manufacturing process remains in a product to be delivered to a customer with the shape or shape changed substantially as it is. In a customer, the present invention can be applied to anything in which the defect does not cause a substantial adverse effect. Furthermore, it does not limit the destination of the defect information to a limited number of customers.

According to the method for manufacturing a product of the present invention described above, the following effects can be obtained. (1) Since defect information on a semi-finished product is transmitted to a customer in advance and the product is commercialized based on a customer's command, even if a defective product is delivered, the customer's trust in the manufacturer is not lost. (2) Since the customer knows the defect information of the semi-finished product in advance, it is possible to cope with the use of the defective product by the customer, and it is possible to smoothly collect the customer processed parts. (3) Since a practically usable product is not rejected, a decrease in yield can be prevented at the manufacturer, a manufacturing cost is reduced, and a delivery deadline is eliminated. Also,
Contribute to effective use of resources and environmental conservation.

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing a physical configuration in an embodiment of a product manufacturing method according to the present invention.

FIG. 2 is a flowchart in one embodiment of a method for manufacturing a product according to the present invention.

FIG. 3 is a data example showing defect information in one embodiment of a product manufacturing method according to the present invention.

FIG. 4 is a configuration diagram showing a physical configuration in another embodiment of the product manufacturing method according to the present invention.

FIG. 5 is a data example showing a commercialization command in another embodiment of the product manufacturing method according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Inspection means 20 Manufacturer terminal 30 Manufacturer gateway server 40 Internet 50 Customer gateway server 60 Customer terminal

Claims (3)

[Claims] 1. A semi-finished product inspection step for inspecting the quality of a semi-finished product during manufacturing, defect information relating to a defect detected in the semi-finished product inspection step, and a semi-finished product having the defect based on the defect information. A defect information transmitting step of transmitting, through a telecommunication line, an examination request for promoting examination of whether the product can be made into a product, and a productization instruction that the semi-finished product having the defect should be made into a product in response to the examination request A receiving step of receiving a commercialized product through a telecommunication line, and a commercializing process of converting the semi-finished product into a product based on the commercialization command. 2. A semi-finished product inspection step of inspecting the quality of a semi-finished product during manufacturing, defect information relating to a defect detected in the semi-finished product inspection step, and a semi-finished product having the defect based on the defect information. A defect information transmitting step of transmitting a review request for promoting the possibility of making the product into a product to a plurality of customers via a telecommunication line; and a specific customer among the plurality of customers according to the review request, A product commercialization instruction receiving step of receiving, via a telecommunication line, a commercialization instruction that a semi-finished product having a defect should be made into a product; and a commercializing process of converting the semi-finished product into a product based on the commercialization directive. Manufacturing method of products. 3. The product according to claim 1, wherein the productization order includes one or both of specification change information for changing an original specification and quantity change information for changing an initial quantity. Production method.