Die-casting apparatus with spraying device for solid lubricant a

Details Die-casting apparatus with spraying device for solid lubricant a Die-casting apparatus with spraying device for solid lubricant a

1993-04-27

1995-02-14

Lin, Kuang Y.

Metal founding

Process

Shaping liquid metal against a forming surface

164113, 164158, 164267, 164312, B22C 300

Patent

active

053886313

ABSTRACT:
An apparatus and method for spraying solid lubricant to obtain coatings thereof on inner surfaces of an injection sleeve and a spool bushing of a die-casting machine. The die-casting machine further includes a first spraying assembly 1 having nozzles 11 and 12 directed to the injection sleeve 85 and a second spraying assembly 2 having a nozzle 21 directed to the spool bushing 86. The nozzles 11, 12 and 21 are connected to a tank 4 for the solid lubricant. The first and second spray assemblies 1 and 2 are provided with corresponding moving devices 3 and 23 for obtaining a desired movement of the nozzles 11 and 12 and 21, respectively. Nozzle cleaning devices 71 and 72 are provided for cleaning the nozzles 11 and 12 and 21, respectively after the completion of the spraying operation.

REFERENCES:
patent: 3544355 (1970-12-01), Ott
patent: 4420028 (1983-12-01), Nelson
patent: 4562875 (1986-01-01), Ogoshi et al.
patent: 4949775 (1990-08-01), Takehisa et al.
patent: 4955424 (1990-09-01), Takehisa et al.

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