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Hirotec Corp.

製造業

President
Norifumi UNO (Mr.)
Year established
1958
Capital
280,000,000 yen
Sales
59,100,000,000 yen
Employees
1,338
Postal (zip) code
731-5197
Company address
5-2-1 Ishiuchiminami, Saeki-ku, Hiroshima-shi
Phone
082-941-7800
Fax
082-941-7830
E-Mail
general@hirotec.co.jp
URL
http://www.hirotec.co.jp/
Company PR
We develop, design, and manufacture dies, jig units, and assembly plants, by making the most of our accumulated technology in manufacturing automotive parts (doors). Our products are delivered to auto manufacturers all over the world. We obtained ISO 9001 certification in March 1997, QS9000 certification in August 1999, and ISO14001 (Hofu plant) in July 2001. We also obtained ISO/TE16949 in December 2003, and QS9000TE in November 2004.
Major Products
Stamping and assembly of automotive body parts, e.g. car doors.
Design and manufacturing of stamping dies and jig units for automotive parts.
Design and manufacturing of automated plants and forging presses.
Manufacturing of parts for construction machinery and anti-pollution measures, and their production facilities.
Working of resin parts and manufacturing of molds.
Major Customers
Mazda Motor Corp.
Honda Motor Co., Ltd.
Toyota Motor Corp.
Nissan Motor Co., Ltd.
Daihatsu Motor Co., Ltd.
Major Facilities/Equipment
Machine tool 22
 5-face machining unit, large NC milling machine, machining center, etc.
CAD/CAM system 125
 CATIA-V5, UNIGRAPHICS, I-DEAS, Auto-CAD (MDT), etc.
Die spotting press 9
 100 t - 150 t
Press 28
 Mechanical: 300 - 1,300 t
Press 1
 Hydraulic: 1,600 t
Technology Employed
Transportation machinery/equipment manufacturing industry
Technology to cater for every phase of production, from joint product development of car doors through facility production, quality design, and mass production.
Transportation machinery/equipment manufacturing industry
Own technology for factory improvement, quality design, etc.
Transportation machinery/equipment manufacturing industry
Technology to design and produce high-precision large stamping dies, utilizing a CAD/CAM system.
Transportation machinery/equipment manufacturing industry
Technology for stamping die production through mass production, regardless of plate thickness.
Transportation machinery/equipment manufacturing industry
Technology to produce molds for thermoplastic resin and to manufacture resin parts.
Transportation machinery/equipment manufacturing industry
Accumulated know-how which allows changing of a 10 t stamping die on the tandem press line in 30 seconds.
Transportation machinery/equipment manufacturing industry
Technology to weld multiple stamped parts to make car door assemblies with an accuracy of 0.5 mm.
Transportation machinery/equipment manufacturing industry
Technology to perform welding without leaving spot-welding marks on the door surface.
Transportation machinery/equipment manufacturing industry
Hardware and software for automated facilities to correct door sashes to meet specifications.
Transportation machinery/equipment manufacturing industry
Technology to develop low-cost robots for assembly plants.
Primary Area of Technical Expertise

We have comprehensive technologies to take charge of every step in car door manufacturing, from development through mass production. By utilizing expertise accumulated from 40 years of door manufacturing, we provide technical support for producing and improving jig units and have delivered to worldwide auto manufacturers including the big 3 in the U.S.

Future Business Challenges
Manufacture aftermarket automotive parts.
Door module for automotive parts
Provide engineering support.
Manufacture automated units and assembly plants.
Future Technical Challenges
Transportation machinery/equipment manufacturing industry
Develop an innovative production system for body parts.
Transportation machinery/equipment manufacturing industry
Develop a technology to produce stamping dies for small-batch production and low-cost simplified stamping dies.
Transportation machinery/equipment manufacturing industry
Develop jigs to comply with diverse and small-batch production.
Transportation machinery/equipment manufacturing industry
Develop a stamping simulation technology.
Transportation machinery/equipment manufacturing industry
Research applications of the resin molding (stamping) technology.
Other

Patent: 20 items                                                                    Model utility: 2 items                                                                Pending: 44 items                                                                Research and development for stamping mufflers, subsidized by Hiroshima prefecture.                        Joint development of a method for precise measurement of free curved surfaces with Western Industrial Research Institute, Hiroshima Prefecture under the Regional Project by Chugoku National Industrial Research Institute, AIST (Agency of Industrial Science and Technology).

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