JP2001022812A - Communication method and system for metal mold information - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable the user of a metal mold to easily give an order for necessary information or to easily obtain the information via various terminal devices by saving the metal mold production information at a central information center and inquiring of a communication means about the necessary information saved at the information center according to the metal mold user information. SOLUTION: Various types of production information on a metal mold such as the estimate information, design information, parts machining information, assembling/adjustment information and trial machining/inspection/completion information on the metal mold are digitized together with the metal mold user information, the metal mold relative corporation information, etc. Then the metal mold production information which are arranged according to the production processes, the metal mold user information and the metal mold relative corporation information are saved at a central information center where a computer is installed. Thus, it is possible to inquire of a communication means about the various types of necessary information saved at the information center according to the metal mold user information which are inputted via a metal mold trading center.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for communicating various types of mold information and a mold information communication system, which aims to systematize and speed up the process from ordering to delivery from a mold user. About.

2. Description of the Related Art Conventionally, in order to order and deliver a die, it is common for the user to individually order a die desired by a user from a molding manufacturer. The molding maker that received the order asked the mold maker to manufacture the mold, and the desired mold was manufactured, delivered to the molding maker, and delivered to the user.

[0002]

SUMMARY OF THE INVENTION The present invention has been conceived in order to solve the above-described inefficiency of the conventional mold production, and various kinds of information relating to the mold are stored in a central information center having a central computer. A main object of the present invention is to provide a mold information communication method and a mold information communication method in which a mold user can easily order or obtain necessary information from various terminal devices through communication means. It is. Further, it is an object of the present invention to provide a mold information communication method and a system capable of ordering and delivering various kinds of information required by a user stored in a central information center to a mold-related company by communication means. It is.

[0003]

In order to achieve the above object, the present invention provides various types of information such as mold estimation information, design information, mold part machining information, assembly / adjustment information, trial machining / inspection / completion information, and the like. Digitization of mold production information, mold user information and mold-related company information, etc., and mold mold information, mold user information and mold-related company information arranged according to the mold manufacturing process. A mold which is stored in a central information center having a computer, and which allows various kinds of necessary information stored in the central information center to be referred to by communication means based on mold user information entered through the mold trading center. The type information communication method was adopted.

In order to achieve the above object, the present invention provides a method for manufacturing various types of dies such as quotation information of molds, design information, mold part machining information, assembly / adjustment information, trial machining / inspection / completion information. A computer that digitizes information such as information, mold user information and mold-related company information, and stores mold manufacturing information, mold user information, mold-related company information, and the like arranged according to the mold manufacturing process. A central information center having a mold trading center for transmitting mold user information that is communicated with the central information center by communication means, and the central information center includes a mold based on the mold user information. A mold information communication system with the function of transmitting and receiving various related information was adopted.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Various information relating to a mold as a basis of an embodiment of a mold information communication method and system of the present invention will be described below for each item along with the mold manufacturing process of FIG. Will be described. Die is a general term for molds mainly made of metallic materials used when molding products of the same shape by processes such as pressing, casting, forging, etc., and the demand fields are household equipment, office equipment, It plays a major role in the industrial world as a means of producing mass-produced parts over a wide range, such as optical equipment, transportation equipment, industrial machinery, electrical equipment, construction equipment, toys, and miscellaneous goods.

Mold type information The types of dies include press dies, forging dies, casting dies, die casting dies, plastic dies, powder metal dies, other dies for glass, dies for ceramics, There are many types such as rubber molds, and each has a different molding material, structure, material, and manufacturing method. Press dies include punching dies, bending dies, forming dies, drawing dies, continuous working dies, compression working dies, cold forging dies, and explosive forming dies. Casting dies include gravity casting dies, low pressure casting dies, shell mold dies, lost wax dies, etc. Plastic dies include injection molding dies, compression molding dies, and transfer dies. Molds, extrusion molds,
There are blow molding dies and vacuum / pressure molding dies. The information of the above various molds is stored.

Information on mold material General structural steel: This is called ordinary steel or raw material, and is used for the structure of a sheet metal mold and the punch holder and die holder of a press mold. Carbon steel for machine structure: Most widely used as a mold structure, and is also used in a molded part in a plastic mold. Carbon tool steel: The least expensive material used for cutting tools after heat treatment, and is often used for large dies with low production volumes. Alloy tool steel: A tool steel to which special elements such as chromium, molybdenum, tungsten, and vanadium are added to improve hardenability and wear resistance. It is often used for high-precision mass-produced knives. High speed tool steel: It has heat resistance, wear resistance and toughness, and is used for the blade of mass production dies. Pre-hardened steel: Good machinability despite high hardness. In addition, since it has a good finished surface and can be easily mirror-finished or textured, it is widely used as a material for plastic molds. In press dies, it is used as a material for blades for medium and small-scale production, and is also an indispensable material for punch plates, insert-type stripper plates and die plates for mass production. Cemented carbide: Hard tungsten carbide bonded with cobalt. These two material powders are mixed and sintered. It is used for molds that require the highest wear resistance and high precision. The above various mold material information is stored.

[0008] Estimation information of a mold Price: This is the sum total of material costs, parts purchase costs, component processing costs, assembly adjustment costs, design costs, general administration costs, selling costs, packing and transportation costs, and the like. Delivery date: The date of completion and delivery of the mold. Total life: The life expectancy of the mold under normal use, including re-grinding of the mold and repeated simple modifications. Affects product price. Equipment used: The equipment capacity and specifications for using the mold are specified in advance, but when the capacity and specifications are not satisfied, or when new equipment is planned, the conditions are specified. Store the above information on mold price, delivery date and other information. Based on the information, a quotation and a conceptual drawing of the mold are submitted, and when the orderer's consent is obtained, the design of the mold is started.

[0009] Mold design information In the design, work efficiency, setup time, safety, etc. are taken into consideration.
We will try to reduce the mold manufacturing cost so that standardized commercial products such as JIS standards can be used. For example, in the case of punching die design, (1) examination of production quantity, accuracy, efficiency and product cost (2) calculation of required pressure and determination of press to be used (3) type, structure and dimensions of die (4) material (5) Shape, material, arrangement and mounting method of punch / die (6) Guide / stripper and feeding method (7) Various information such as product and residual material removal method are stored and stored You will design based on information. In the above, the design of the punching die has been described. However, various types of design information are stored for other types.

[0010] CAD / CAM information of a mold As a CAD / CAM system used for mold production,
There are various systems, from systems that use large computers to those that use personal computers. For example,
A typical system is CAD /
There is a CAM system that has a function of creating an NC tape together with a graphic processing function required for three-dimensional graphic processing and mold design. CAD / CA of various molds as in the above example
Store M information.

Mold part machining information The most suitable mold part machining method is selected from the type, shape and required accuracy of the mold. The material is removed based on the drawings. Since the forged material and the rolled steel material are subjected to internal stress, roughing is performed while leaving a finishing allowance, and heat treatment for strain removal is performed before finishing. Roughing and semi-finishing machines include contour machines, cutting machines such as fusing machines, lathes, drilling machines, milling machines,
Use a general-purpose machine tool such as a shaping machine, planing machine, boring machine, and a special machine such as a die-cutting machine. Heat treatment, hardness to steel,
Performed to provide properties such as strength, wear resistance and toughness. Stress relief annealing for the purpose of internal stress removal by forging, casting, machining, welding, etc., spheroidizing annealing for the purpose of improving plastic workability and cutting workability There is normalization to improve the mechanical properties. In addition, there is quenching performed for hardening or increasing the strength of steel, and tempering performed for the purpose of obtaining a high degree and toughness according to a use except for internal stress generated by quenching. Surface treatment increases the hardness of a material from a surface to a certain depth by heating or chemical treatment. The finishing processing is the final processing as a part, and includes processing by a finishing machine tool such as a grinding machine and a jig boring machine, file finishing by electric discharge machining and hand finishing, lap finishing, die polishing, and the like. The part processing information of the various dies is stored.

Finishing / Assembling / Inspection Information of Die After the machining, the parts are inspected and confirmed that they have the required dimensional accuracy before assembly. Since the mold requires precision, even if each part is made within tolerance,
Adjustments may be required during assembly. If there is a risk of misalignment between the parts, drive in the knock pin. The assembled mold is inspected to see if it is as designed. There are two types of mold precision: precision that directly affects the product, and precision required to exhibit the performance of the mold. In order to examine these, mounting a mold on the machine to be used and performing trial machining will stop the operation of the machine, so that inspection will find as many defective parts as possible. The punching die removes thin paper, and examines the amount of clearance and misalignment between the punch and the die according to the degree of cutting. Inspection of cavity dies such as press dies, plastic dies, die casting dies, forging dies, etc. is performed by injecting a fluid with little shrinkage such as gypsum, low melting metal, special wax, etc., and solidifying it. Look at uneven thickness. Stores finishing / assembly / inspection information for the various dies.

[0013] Trial processing information of molds In designing, there is a point that even a mold manufactured with due consideration of the molding machine and the molding processing conditions has to be actually formed. For this reason, after assembling and inspecting the mold, trial processing is performed, and the product is repaired and repaired by looking at the product. In addition, the function and safety of the mold are checked, and if there is a defect, it is repaired. The punching die confirms the dimensions of the product obtained by the trial processing, and examines the deviation of the clearance from warpage, bending, burrs, curls, shear surfaces, and the like. As a function of the mold, it also checks for scraps, clogging, and material feed. The bending type and the drawing type are difficult to calculate as they are affected by the springback of the material. In addition, the product may be cracked, wrinkled, or scratched due to the size of the R of the punch or the die. Molds with cavities inspect product dimensions, warp, bend,
Investigate burrs, surface condition, etc., and examine split die alignment, draft, gate, sprue, gate, die cooling method, etc. The mold is completed by repeating the trial processing and the rework. The test processing information of the various molds is stored.

Mold maintenance and management information Select a well-ventilated place as the storage location, and maintain a humidity of 70%.
Try to keep: Small dies are set up on shelves, and large dies are placed on the floor or stacked. In addition, apply rust preventive oil and cover with vinyl to avoid dust. The management of the mold includes the mold number (or production number), mold name, date of manufacture (purchase), production company name, product name, product weight, schematic diagram or photograph of the product, mounting machine, Items such as mold use conditions, mold use history, and repair history are recorded. The maintenance and management information of the various dies is stored.

[0015] Company information related to molds Mold production cannot be completed by only one company or one department, and many companies and departments are involved. The following can be considered as companies related to molds. (1) A mold maker that specializes in mold production and sells molds as products. (2) A manufacturer who only processes products (parts) and purchases molds from outside. (3) Uses in conjunction with product (parts) processing (4) A manufacturer that sells dies together with product (parts) processing. (5) An assembly maker that assembles finished products and purchases parts for that. (6) Assembly An assembly maker that also processes parts and manufactures dies. (7) A standard parts maker that manufactures and sells standard parts for dies. (8) A manufacturer that accepts orders for die parts. (9) Only designs dies. Companies that deliver drawings

(10) Manufacturers that manufacture and sell die materials (11) Order manufacturers for heat treatment and surface treatment (12) Tool manufacturers that sell die machining tools and consumables (13) Mold work Manufacturers that manufacture and sell machines (14) Mold production CAD / CAM systems and software sales companies (15) Combination manufacturers described above As described above, there are various companies related to molds, and the number is Japan. In about 7,000 companies. However, it is said that about 80% of the companies are small companies with 9 or fewer employees. Stores company information related to the above various molds.

The location of the company related to the mold and the company information requiring the mold There are about 7,000 companies related to the mold as described above, and they exist all over Japan. About 60% are concentrated in a radius of 100km centering on Tokyo. Furthermore, the center is concentrated in the Kamata area of Ota-ku, Tokyo. In addition, companies that require molds are found all over Japan. Stores the company location related to the various molds and the company information that requires the molds.

As described above, there are various types of information relating to the mold. Among them, the main ones are as follows. (1) User information (2) Die type information (3) Die material information (4) Die estimate information (5) Die design information (6) Die part processing (7) Die finishing / assembly / inspection information (8) Die trial processing information (9) Die maintenance and management information (10) Die related company information (11) Information on the location of the mold company (12) Information on the product of the mold (13) For example, information on books, books and magazines as specialized books. Or general basic information on molds such as Japanese Industrial Standards, Group Standards, Standards and catalog information of manufacturers' catalogs, information on workshops and lectures, etc.

The present invention will be described with reference to FIGS.
The various information of the mold is stored in the computer of the central information center, and among the various information, the mold information required by the user is accessed to the computer, and the obtained information is provided to the user. Things. The present invention employs the following method as means for that purpose. (1) Digitization of information Various types of information relating to the mold are digitized. The following method is adopted as a means of digitization. At present, as JIS standards related to molds, for example, B 0111 Press machine terminology B 0401 Dimensional tolerance and fit B 0702 Machine section roundness (pressed product) B 0706 Machine section roundness (forged product)・ ・ B 5002 Shape of press type shank B 5003 Press type implantation shank B 5004 Punch holder and die holder for press type ・ ・ ・ ・ ・

G 3101 Rolled steel material for general structure G 3141 Cold-rolled steel sheet and steel strip H 5501 Cemented carbide H 5801 Zinc alloy die-casting etc. In order to unify with the number of the above-mentioned JIS standard, the same method is coded. For example, symbols such as W, X, Y, Z... W is mold manufacturing information, X is mold user information, and Y is mold related company information.

Next, of the mold manufacturing information, 10
00 units, 2000 units of design information, 3 units of mold part processing information
000 units, assembly / adjustment information is 4000 units, trial processing / inspection / completion information is 5000 units, etc., and each information is represented by a 4-digit number. Furthermore, of the above estimation information,
100 units, parts purchase cost 1200 units, parts processing cost 13
00 units, assembly and adjustment costs 1400 units, design costs 1500
The number of units, the general administrative cost is 1600 units, the selling cost is 1700 units, the packing / transportation cost is 1800 units, and so on. The breakdown of the material cost is 1110, 1120 ...
, Etc., represented by two or less digits. In this way, the mold manufacturing information is encoded.

The user of the mold user information is encoded. For example, the four-digit number of the security code can be adopted as it is. Alternatively, a four-digit number can be adopted according to the characteristics of a mold-specific user. In addition, the mold-related company information is the same as the mold user information.
The 4-digit number of the security code can be used as it is, or the 4-digit number can be adopted according to the characteristics of the mold manufacturer. Roman characters such as W, X, Y, ... are confusing with JIS standards.
It is also possible to adopt other means such as hiragana, such as, for example, hiragana, a, i, c, e,. In any case, various types of information relating to the mold can be effectively digitized by a combination of symbols such as Roman characters, hiragana, katakana, and Roman numerals and four-digit numbers.

(2) Storage of information Estimation regarding various molds such as estimation information, design information, mold part machining information, assembly / adjustment information, trial machining / inspection / completion information related to the production of digitized molds. -Organize manufacturing information from design to molded products and shipping of the molded products, user information in various industrial fields, mold-related company information, etc. according to predetermined standards. According to the above (1), various types of information relating to the mold are coded, but when a predetermined code is accessed, the various types of information are associated and arranged so that a code related to the code, a name, a description, and the like are output. And keep it on your computer. New information should always be updated.

(3) Access to Information As the priority of the code access a, the mold user information is given the highest priority. When the user accesses the code corresponding to the user, various types of information on the molds employed by the user in the past, particularly various mold manufacturing information of the molds necessary for manufacturing the molds, and manufacturing of the molds The information on the mold-related company etc. of the company adopted for this purpose is output together with the code, as well as the name, description and the like. b, If information has not been input as mold user information in the past, such as a new customer, mold type information of the mold manufacturing information has priority. According to the user's industrial field, the required mold can be substantially specified based on the user's instruction or the past related information of the business and the mold. If the type of mold is specified, other mold manufacturing information related to the mold and the mold-related company information of the company required to manufacture the mold will be output along with the code, as well as the name and description. Is

(4) Use of Information For the user, various information such as mold manufacturing information desired by the user and, if necessary, mold-related company information of a company necessary for manufacturing the mold. Can be given. In addition, based on the information, when an order for a mold is made, a mold material or a standard part is transferred from the central information center or the mold material center to the various molds of the mold as shown in FIG. It is possible to place an order with each of the manufacturing information and the mold-related companies required to manufacture the mold. The mold material center has a specialized function as an external ordering center, and does not have inventory, logistics, or the like.

(5) Use from Local Areas For use from local users (including foreign countries), an order may be placed with a mold-related company that can be directly managed by the central information center. Adopting a local company may be advantageous for product delivery and subsequent maintenance. In this case, the central information center can provide various types of information to bases in each region, and select a company there.

(6) Communication Means There are various communication means as communication means between the user, the central information center, each area, the mold trading center, the mold material center, the engineering center, and the like. For example, in the case of strong locality, it is convenient to transmit information by constructing a network using a cable TV line. In addition, various means are conceivable as network means such as the Internet and a dedicated line.

(7) Security of Information The central information center and the engineering center are connected as shown in FIG. 2 for the engineering support system for the three-dimensional mold technology. The engineering center is provided with a function of transmitting mold three-dimensional information, such as conversion of three-dimensional data, mold design from three-dimensional data, and creation of machining data from three-dimensional data. Furthermore, various information can be stored in a central information center via an engineering center as needed.

For example, a case will be described in which a user who needs a die of a cut-out die to produce a leather product orders a die for the die. The user accesses the mold trading center for necessary items such as the purpose of use for ordering. The mold trading center receives the user's order, accesses the computer of the central information center, and obtains various information about the mold required by the user stored in the computer. If the user is a user who has ordered in the past, based on the mold user information, various mold manufacturing information relating to the mold and the company money required to manufacture the mold. The mold-related company information and the like can be obtained together with the code as information such as names and explanations.

If the user has not placed an order in the past, other mold manufacturing information relating to the mold and manufacture of the mold are performed based on the required mold type information. Of the company, etc. required for the company can be obtained as information such as a name and an explanation together with the code. The information required by the user among the obtained information is notified to the user through the mold trading center. The user considers whether or not to place an order in consideration of the notified information such as estimation information (including the delivery date) and design information. As a result of the examination, if the user decides to order the mold, the user will formally order the mold through the mold trading center. Upon receiving the request, the mold trading center orders the necessary mold-related companies from the mold material center via the central information center. The mold-related company that receives the order manufactures the molds based on the manufacturing information of various molds and delivers them to the user.

[0031]

According to the mold information communication method and the mold information communication system of the present invention, from the order received individually until now, to the design, the supply of the material, the manufacture of the mold, and the delivery of the molded product. It has become possible to function as a single company through a network. As a result, the infrastructure of existing small and medium-sized companies can be used as it is, and individual companies can concentrate and unify information without making large investments. As a result, a significant cost reduction in material procurement through efficient systems and centralized purchasing has become possible. Also,
Due to the huge supply capacity, appropriate price negotiations have become possible. In addition, through the network, mold trade with the world has become possible around the clock. Further, the mold information communication method and the mold information communication system of the present invention make it possible to speed up the period required for mold manufacture to 1/10 of the conventional period.

Also, based on mold user information obtained in the past from a mold trading center through a communication system, a mold user desires various mold manufacturing information relating to the mold and the mold desired by the mold user. The company's mold-related company information required to manufacture the product is provided with information such as name and description along with the code, and if the user has not placed an order in the past, the required metal Based on the mold type information, other mold manufacturing information related to the mold and the mold-related company information of the company required to manufacture the mold can be obtained along with the code, as well as the name, description, etc. As a result, it was possible to respond quickly to user orders. As a result, when an order was placed, an order was placed from the mold material center to each required company through the communication system using the above information, and early delivery of the mold became possible.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing a manufacturing process of a mold.

FIG. 2 is an explanatory view showing a mold information communication method and a mold information communication system of the present invention.

FIG. 3 is an explanatory view showing a mold information communication method and a mold information communication system of the present invention.

Claims (6)

[Claims] 1. Mold manufacturing information such as mold estimation information, design information, mold part processing information, assembly / adjustment information, trial processing / inspection / completion information, mold user information, and mold-related information. Digitizing information such as company information, storing mold manufacturing information, mold user information and mold-related company information organized according to the mold manufacturing process in a central information center with a computer, and a mold trading center. A mold information communication method characterized in that various necessary information stored in a central information center can be referred to by communication means based on mold user information input through the mold information communication apparatus. 2. The mold information communication method according to claim 1, wherein various necessary information stored in the central information center can be referred to a mold user by communication means. 3. The mold information according to claim 1, wherein various necessary information stored in the central information center can be ordered and delivered to a mold-related company by communication means. Communication method. 4. Manufacturing information on various molds such as mold estimation information, design information, mold part processing information, assembly / adjustment information, trial machining / inspection / completion information, mold user information, and mold-related information. A central information center having a computer that digitizes information such as company information and stores mold manufacturing information arranged in accordance with the mold manufacturing process, mold user information, mold-related company information, and the like; A mold trading center for transmitting mold user information communicated by communication means; a function for transmitting and receiving various information relating to the mold to the central information center based on the mold user information; A mold information communication system characterized by having: 5. The mold information communication according to claim 4, wherein the central information center is provided with a mold material center as an organization for transmitting and receiving mold manufacturing information to a mold-related company. system. 6. The mold information communication system according to claim 4, wherein the central information center is provided with an engineering center as a means for supporting a technique such as a three-dimensional mold technique.