What are the features and applications of a powder compaction machine?

2022-12-30 11:13

A powder press is one of the most commonly used types of hydraulic presses. As its name suggests, a powder press is designed to work with powdered materials of various kinds. With the aid of a die, it applies a controlled pressure—typically generated by a servo‑hydraulic system—to produce the desired part. Common applications include metal powders, ceramic powders, powder metallurgy, and magnetic materials.

　　A powder compactor is one of the most commonly used pieces of equipment for hydraulic presses. As its name suggests, Powder molding machine It is a powdered material composed of various substances. With the aid of a die, it can be subjected to a specific pressure using a servo‑hydraulic press to produce the desired part. Common examples include metal powders, ceramic powders, powder metallurgy products, and magnetic materials.

　　I. Powder molding machine Function:

　　1. Based on the principles of the floating die‑pressing system and a constant ejection position, the part is always ejected from the same location, regardless of its height.

　　2. The mold control system is used to achieve the positioning motion of the mold. The reliable stop‑positioning design of flat molds ensures precise dimensional control of the molded parts, resulting in uniform density and producing products that are robust and reliable.

　　3. When operating a press, the upper and lower slides in the servo‑screw drive system exhibit excellent powder compaction performance.

　　4. Equipped with a mold‑change and mold‑base mounting system, making mold changes more convenient.

　　5. The press features a simple, straightforward structure, ensuring reliable operation and reducing machine malfunctions when stamping complex parts.

　　6. The equipment features human–machine dialogue operation, with a simple structure, easy handling, and convenient maintenance.

　　II. Powder molding machine Applications:

　　1. Powder metallurgy, cemented carbides (metal powder molding).

　　2. Magnetic materials.

　　3. Cemented carbide.

　　4. Ceramics (industrial ceramic forming).

　　III. Powder molding machine Characteristics:

　　(1) It employs an upward‑driven configuration, resulting in low transmission losses, a compact installation footprint, and easy maintenance.

　　(2) The clutch is a pneumatic type and is equipped with a braking device, resulting in minimal delay.

　　(3) It adopts a left–right symmetrical structure, allowing power to be transmitted directly from top to bottom. The floating die‑holder eliminates the need for rocker arms, resulting in low transmission losses, high wear resistance of components, and long‑term stable operation.

　　(4) The machine’s demolding position is fixed, facilitating mold installation and adjustment.

　　(5) On this machine, the upper die’s punching adjustment, filling adjustment, and pressurization adjustment are performed in automatic mode, while the lower die’s surface adjustment is carried out in manual mode. The combination of these two modes makes adjustments more convenient.

　　(6) It employs a dual‑inverter system, making adjustments and settings more convenient.

　　(7) Between the lower portion of the ball‑head guide screw on the upper slide and the ball seat, there is an oil chamber known as the hydraulic cushion. The hydraulic cushion is connected to a pressure sensor, which continuously transmits varying pressure signals to the computer, enabling the display of both the cumulative pressure changes and the instantaneous pressure values during operation.

　　(8) The double upper punch assembly of the mold frame is equipped with a pressure adjustment device, facilitating mold installation and adjustment.

　　(9) The stop blocks for the next punch plate and the second punch plate on the die base can be adjusted without moving the stop blocks, thereby reducing production costs.

　　(10) The upper slider is equipped with an inflatable air cushion that maintains pressure on the molded product after the pressing process, thereby reducing the risk of breakage.

What are the functions of a fully automatic powder molding machine?

What is the working principle of a powder compaction machine?

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