Die height adjusting device for pressing machine

Details Die height adjusting device for pressing machine Die height adjusting device for pressing machine

2005-11-29

2005-11-29

Picard, Leo (Department: 2125)

Data processing: generic control systems or specific application

Specific application, apparatus or process

Product assembly or manufacturing

C700S159000, C100S043000

Reexamination Certificate

active

06970767

ABSTRACT:
A die height adjusting device for a pressing machine, which withstands high vibrations and high impacts during pressing work, and is capable of realizing high precision of a slide position, is provided. For this purpose, the die height adjusting device includes an induction motor (9), which performs die height adjustment of a slide (3), and an inverter (17) which performs a speed control of the induction motor. Voltage is applied to the induction motor for a predetermined period of time, and thereby a predetermined amount of die height adjustment is performed.

REFERENCES:
patent: 3596121 (1971-07-01), Chang
patent: 5362222 (1994-11-01), Faig et al.
patent: 61-24392 (1986-07-01), None

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