KR870004755A - Injection device of molten metal in die casting machine - Google Patents

Abstract

No content

Description

Injection device of molten metal in die casting machine

Since this is an open matter, no full text was included.

1 is a longitudinal sectional front view of an embodiment of the first invention, with the die cast machine installed.

2 is a longitudinal sectional front view of the second invention, showing an embodiment of the invention.

3 and 4 are vertical front views showing a conventional example.

Explanation of symbols for main parts of the drawings

(1): Insulating pot (2): Gooseneck (2a): Jaw (2c): Injection furnace (3): Flanger (4): Cylinder liner (5): Insulating material (5a): Heating wire (6): Injection Cylinder 9: Cover plate 10: Hot water pipe 11: Frame 13: Water supply path 20: Storage container 20a: Opening part M: Melt

Claims (16)

The insulation pot (1) storing the molten metal is formed with ceras, and the gooseneck (2) made of ceramics is installed in the insulation pot (1), and the injection cylinder (2) is installed in the cylinder of the gooseneck (2). 6) by fitting the flanger (3) to the piston movement by the piston, the cylinder liner (4) made of ceramics is inserted into the cylinder of the gooseneck (2), and the gooseneck (2) The bottom portion is settled inside the bottom of the pot of the insulating pot, and the heat insulating material made of ceramics having heating elements 5a installed therein is installed on the outer surface and the outer circumferential surface of the bottom portion of the pot. Injection apparatus for molten metal in die casting machine. The injection apparatus for molten metal in a die caster according to claim 1, wherein the opening (20a) of the thermal insulation pot (1) is sealed by a lid plate (9) formed as a ceramic. The die caster according to claim 1 or 2, wherein a jaw portion (2a) is formed at the upper end of the gooseneck (2), and the jaw portion (2a) is engaged with and supported by the lid plate (9). Injection apparatus for molten metal in The die casting machine according to claim 1, wherein an inflow hole is formed in which the molten metal M in the thermal insulation pot 1 flows into the cylinder from the circumferential wall of the gooseneck 2 to the circumferential wall of the cylinder liner 4. Injection apparatus for molten metal. The injection device for molten metal in a die caster according to claim 1 or 4, wherein an injection path (2c) is formed on the main surface of the cylinder liner (4) from the lower end. 2. An injection apparatus for molten metal in a die caster according to claim 1, wherein the insulating pot (1) and the insulating material (5) are held in a frame (11). 2. An injection apparatus for molten metal in a die casting machine according to claim 1, wherein the flanger (3) is formed as a ceramic. The method according to claim 1, 2 and 7, wherein the ceramic is a solid solution having an α-Si ₃ N ₄ structure, M x (Si, Al) ₁₂ (O, N) ₁₆ (wherein M is Mg (Ca, Y, etc.) 60-% of the crystals of the α-cylon particle shape and 40-vol% of the β-Si ₃ N ₄ columnar crystal coexist in a dense complex structure called a "partial stabilization" α-thiaron region. Apparatus for injection of molten metal in a die cast machine, characterized in that the α-cylon nitrogen sintered body consisting of. 3. An injection apparatus for molten metal in a die caster according to claim 2, wherein a hot water supply pipe (10) is arranged and installed in the heat retaining furnace and directly connected. The gooseneck (2) formed of ceramics is installed vertically, and the storage container (20) made of ceramics for storing molten metal is installed in the upper opening of the gooseneck (2), and the gooseneck (2) described above. Flanger (3), which is made of ceramics in the cylinder, and is fitted with a cylinder liner (4) with a concave installation of the water supply path (13) on the inner circumferential surface, and piston movement is carried out by the injection cylinder (6) in the cylinder. The molten metal in the die caster, wherein a heat insulating material 5 made of a ceramic is provided on the outer circumferential surface and the bottom surface of the copper gooseneck 2. Injection device. An injection apparatus for molten metal in a die caster according to claim 10, characterized in that it is sealed by a lid (9) in which the opening (20a) of the storage container (20) is formed as a ceramic. An injection apparatus for molten metal in a die caster according to claim 10, wherein an injection passage (2c) is formed on the main surface of the cylinder liner (4) from the lower end. The injection apparatus for molten metal in a die casting machine according to claim 10, wherein the flanger (3) is formed as a ceramic. 11. An injection apparatus for molten metal in a die caster according to claim 10, wherein the gooseneck (2) and the heat insulating material (5) are held together as a base (11). The injection apparatus of molten metal in a die caster according to claim 10, wherein the storage vessel (20) is connected to the melting furnace and the hot water supply pipe (10) is directly connected to the pipe. The method according to claim 10, 11 and 13, wherein the ceramic is a solid solution having an α-Sg ₃ N ₄ structure, M × (Si, Al) ₁₂ (O, N) ₁₆ (wherein M is Mg Α-thiaron, called “partial stabilization” α-thiaron region, in which 60 vol% of the α-thiaron particle-shaped crystals (Ca, Y, etc.) and 40 Vol% of β-Si ₃ N ₄ columnar crystals coexist Apparatus for injection of molten metal in a die caster, characterized in that nitrogen consolidation. ※ Note: The disclosure is based on the initial application.