31
Futamura Shoji, Kaneko Hiromitsu: Pressurizer. Institute Of Technology Precision Electrical Discharge Works, December 5, 2002: KR1020017016299

A pressurizer for fixed-point processing high in processing accuracy, large in pressuring force, and small in driving energy, comprising a substrate, a supporting plate installed apart a specified distance from the substrate, first and second sliders formed between the substrate and the supporting p ...


32
Futamura Shoji, Unno Keizo: Motor press working machine having controller for rapidly lifting up and down upper die by detecting contacting position of upper die and workpiece and using continuously variable transmission. Institute Of Technology Precision Electrical Discharge Works, September 20, 2004: KR1020040012559

PURPOSE: A motor press working machine is provided to reduce the time for the first process of press forming by transferring an upper die at a high speed and to increase torque during a process. CONSTITUTION: A motor press working machine comprises a slider(5) having a frame(4) and an upper die(6) a ...


33
Futamura Shoji, Machida Takeo, Murata Chikara, Kaneko Hiromitsu: Progressive processing device. Institute Of Technology Precision Electrical Discharge Works, January 17, 2002: KR1020017012330

A progressive processing device capable of reducing the processing cost of the products manufactured through a plurality of machining processes, wherein a plurality of processing units are disposed in correspondence with a plurality of processing processes in the longitudinal direction of a processe ...


34
Futamura Shoji, Unno Keizo: Pressing machine. Institute Of Technology Precision Electrical Discharge Works, November 21, 2003: KR1020030031107

PURPOSE: To provide a pressing machine having a displacement measuring means which can correctly measure the displacement of a slide plate engaged with a drive shaft for driving the slide plate. CONSTITUTION: The pressing machine reciprocates by a drive source between a lower support base 10 and an ...


35
Futamura Shoji, Unno Keizo: Press forming method to press while driving slide plate with servo motor and horizontally maintaining slide plate with press machine. Institute Of Technology Precision Electrical Discharge Works, April 30, 2004: KR1020030073706

PURPOSE: A forming method is provided to press-form at a proper forming speed for a mass production while maintaining the horizon of a slide plate. CONSTITUTION: A work is pre-formed(2) by setting the falling speed of plural driving sources low or equally(1). The speed of each driving source is adju ...


36
Futamura Shoji, Unno Keizo: Press forming method to press-form while horizontally maintaining slide plate with press machine. Institute Of Technology Precision Electrical Discharge Works, April 30, 2004: KR1020030073705

PURPOSE: A forming method is provided to press-form at a high forming speed while maintaining the horizon of a slide plate. CONSTITUTION: Loads to each driving source of each displacement are calculated while press-forming a work by displacing a slide plate(1). Compensation speed of each driving sou ...


37
Futamura Shoji, Unno Keizo: Press. Institute Of Technology Precision Electrical Discharge Works, May 17, 2004: KR1020047002876

A press, comprising a displacement measuring means for measuring a displacement between a slide plate and a reference plate, wherein a control means measures a positional change for each drive source by the displacement measuring means for each of a plurality of operating stages during a forming ope ...


38
Futamura Shoji, Kaneko Hiromitsu: Booster and press working device. Institute Of Technology Precision Electrical Discharge Works, June 8, 2002: KR1020017016300

A press working device moving at a large moving speed in a first stroke step to lead a workpiece to a working and providing a large pressing force in a second stroke step where the state of working is established, comprising a first small diameter cylinder and a second large diameter cylinder, where ...


39
Futamura Shoji, Kaneko Hiromitsu: Press device capable of shortening time taken for one cycle of press process. Institute Of Technology Precision Electrical Discharge Works, June 8, 2005: KR1020040086494

PURPOSE: A press device is provided to allow a ball and a ball groove coupled with each other through a ball screw to have relative positions which are replaceable in every molding process. CONSTITUTION: A press device comprises a screw shaft(40), a ball screw nut, a lock unit(130), a slider moving ...


40
Kyono Tomio, Muguruma Masayuki, Takahashi Yasuhiro: Die set with guide posts and guide bushes to be slidably fitted together. Institute Of Technology Precision Electrical Discharge Works, January 14, 2003: KR1020020037815

PURPOSE: A rigid guide post, a rigid guide bush, and a die set having these elements, in which even if the guide bush is tilted slightly with respect to the guide post, the tilt can be corrected, and the guide bush can be fitted easily along the outer periphery of the guide post are provided. CONSTI ...