Injection molding machine comprising a protective covering

Details Injection molding machine comprising a protective covering Injection molding machine comprising a protective covering

1990-01-12

1991-05-21

Heitbrink, Timothy

Plastic article or earthenware shaping or treating: apparatus

With safety feature

414751, 425444, 425556, 425575, 901 16, B29C 4542

Patent

active

050171216

ABSTRACT:
An injection molding machine has a pedestal having front and rear vertical walls extending in a longitudinal direction and defining interior chambers, a mold carried by the pedestal, a clamping unit mounted on the pedestal and horizontally operable to open and close the mold, an injecting unit including a plasticizing cylinder and being mounted on the pedestal, two horizontal carrying bars, one being a front bar and the other being a rear bar, interconnected by crosspieces and supported by the pedestal, and a front protective covering carried by the pedestal and including a stationary protective carrier and two vertical protective doors. There are further provided stationary tracks mounted on the front bar and being adapted to guide the protective doors in the longitudinal direction of the injection molding machine. Further, track rails are mounted on each of the carrying bars and extending at least in part above the clamping unit. A first carriage is mounted on the track rails for travel thereon and an additional carriage is supported on the first carriage and includes a hoisting device.

REFERENCES:
patent: 4578026 (1986-03-01), Hehl
patent: 4775309 (1988-10-01), Hehl
patent: 4781571 (1988-11-01), Heindl
"Flexible Production Systems", Battenfeld Maschinenfabriken GmbH, Feb. 1985, pp. 1-14.

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