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CN-224208475-U - Screening device for powdery alloy powder

CN224208475UCN 224208475 UCN224208475 UCN 224208475UCN-224208475-U

Abstract

The utility model belongs to the technical field of screening devices, in particular to a screening device for powder alloy powder, which comprises a machine body component and a screening component arranged on the machine body component; the screening assembly comprises a screening mechanism arranged in the machine body assembly and a limiting mechanism arranged in the screening mechanism. According to the utility model, through the screening assembly, the limiting plate at the end part of the air inlet pipe can be driven to move by the mobile machine, then the air flow is guided into the annular air bag through the air inlet pipe and the flow distribution cavity by the air pump, so that the annular air bag is attached and supported on the inner side of the screen, then the motor drives the screening bin to rotate and drives the limiting plate to synchronously rotate, alloy powder on the inner side of the screen is discharged from the screen at a corresponding position in a rotating state, after small particles are completely discharged, the limiting plate is moved backwards, and the air pump is always inflated while the limiting plate is moved backwards, so that the annular air bag is attached to the inner wall of the screen to move, and the multistage screening of the alloy powder is realized, so that the practicability is higher.

Inventors

  • LU CAIHONG
  • XU XINGGUI
  • SUN WENYONG

Assignees

  • 浙江斯米克焊接科技有限公司

Dates

Publication Date
20260508
Application Date
20241213

Claims (7)

  1. 1. The screening device for the powder alloy powder is characterized by comprising a machine body assembly (100) and a screening assembly (200) arranged on the machine body assembly (100); The screening assembly (200) comprises a screening mechanism arranged in the machine body assembly (100), a limiting mechanism arranged in the screening mechanism and a feeding mechanism arranged at the end part of the machine body assembly (100); The screening mechanism comprises a motor (210) arranged at the end part of the machine body assembly (100), a screening bin (220) fixed at the driving end of the motor (210), a screen (230) arranged in the middle of the screening bin (220), a feed inlet (240) and a discharge outlet (250) arranged at the two end parts of the screening bin (220); The limiting mechanism comprises a moving frame (310) arranged in the middle of the machine body assembly (100), a moving machine (320) assembled in the moving frame (310), an air inlet pipe (330) fixed on the moving machine (320), an air pump (340) connected to the air inlet pipe (330) through a pipeline, a limiting plate (350) sleeved at the end part of the air inlet pipe (330), a flow distribution cavity (360) arranged in the limiting plate (350), a sealing ring (370) connected to the side edge of the limiting plate (350) and an annular air bag (380) connected to the sealing ring (370).
  2. 2. The powder alloy powder screening device according to claim 1, wherein the body assembly (100) comprises a screening tank (110) and a discharge opening (120) arranged at the bottom of the screening tank (110).
  3. 3. The powder alloy powder screening device according to claim 1, wherein the feeding mechanism comprises a spring (260) fixed in the machine body assembly (100), a mounting frame (270) fixed at the end part of the spring (260), and a feeding hopper (280) mounted in the middle part of the mounting frame (270) and positioned at the side of the feeding hole (240).
  4. 4. A screening apparatus for powdered alloy powders according to claim 3, wherein said hopper (280) is of conical configuration.
  5. 5. The powder alloy powder screening apparatus according to claim 1, wherein the mesh (230) has a pore diameter that gradually increases from the motor (210) side to the mover (320) side.
  6. 6. A screening arrangement for powdered alloy powder according to claim 1, characterized in that the sealing rings (370) are equally distributed over the annular balloon (380).
  7. 7. The screening device of powder alloy powder according to claim 1, wherein an adapter sleeve (351) connected with the air inlet pipe (330) is fixed at the middle part of the limiting plate (350).

Description

Screening device for powdery alloy powder Technical Field The utility model relates to the technical field of screening devices, in particular to a screening device for powder alloy powder. Background Alloy powders are metal powders formed from two or more components that are partially or fully alloyed. The alloy powder is classified according to the components mainly including iron alloy powder, copper alloy powder, nickel alloy powder, cobalt alloy powder, aluminum alloy powder, titanium alloy powder, noble metal alloy powder and the like. The alloy powder production needs to carry out screening treatment many times to separate the alloy powder of different particle diameters, and then carry out classification or regrinding treatment, and current alloy powder sieving mechanism generally adopts the mode of board-like screening, utilizes vibrations to increase the whereabouts rate of powder, but like this inefficiency, and can't handle more powder simultaneously, therefore we provide a powder alloy powder's sieving mechanism, sieving efficiency is high. Disclosure of utility model The present utility model aims to solve one of the technical problems existing in the prior art or related technologies. The technical scheme adopted by the utility model is as follows: A screening device for powder alloy powder comprises a machine body assembly and a screening assembly arranged on the machine body assembly, wherein the screening assembly comprises a screening mechanism arranged in the machine body assembly, a limiting mechanism arranged in the screening mechanism and a feeding mechanism arranged at the end part of the machine body assembly, the screening mechanism comprises a motor arranged at the end part of the machine body assembly, a screening bin fixed at the driving end of the motor, a screen arranged in the middle of the screening bin, a feeding hole and a discharging hole which are formed in two end parts of the screening bin, and the limiting mechanism comprises a moving frame arranged in the middle of the machine body assembly, a moving machine assembled in the moving frame, an air inlet pipe fixed on the moving machine, an air pump connected to the air inlet pipe through a pipeline, a limiting plate sleeved at the end part of the air inlet pipe, a flow distribution cavity arranged in the limiting plate, a sealing ring connected to the side edge of the limiting plate and an annular air bag connected to the sealing ring. The utility model may be further configured in a preferred example in that the body assembly comprises a screening tank and a discharge opening provided at the bottom of the screening tank. The utility model can be further configured in a preferred example that the feeding mechanism comprises a spring fixed in the machine body assembly, a mounting frame fixed at the end part of the spring and a feeding hopper arranged in the middle of the mounting frame and positioned at the side of the feeding hole. The utility model may in a preferred example be further configured such that the hopper is of conical configuration. The present utility model may be further configured in a preferred example such that the pore diameter value of the screen increases gradually from the motor side to the mover side. The utility model may in a preferred example be further configured such that the sealing rings are equally distributed over the annular balloon. The utility model can be further configured in a preferred example that the middle part of the limiting plate is fixed with an adapter sleeve connected with the air inlet pipe. The technical scheme of the utility model has the following beneficial technical effects: According to the utility model, through the screening assembly, the limiting plate at the end part of the air inlet pipe can be driven to move by the mobile machine, then the air flow is guided into the annular air bag through the air inlet pipe and the flow distribution cavity by the air pump, so that the annular air bag is attached and supported on the inner side of the screen, then the motor drives the screening bin to rotate and drives the limiting plate to synchronously rotate, alloy powder on the inner side of the screen is discharged from the screen at a corresponding position in a rotating state, after small particles are completely discharged, the limiting plate is moved backwards, and the air pump is always inflated while the limiting plate is moved backwards, so that the annular air bag is attached to the inner wall of the screen to move, and the multistage screening of the alloy powder is realized, so that the practicability is higher. Drawings FIG. 1 is a cross-sectional view of a screening apparatus for powder alloy powders according to the present utility model; FIG. 2 is an enlarged view of the powder alloy powder screening apparatus A according to the present utility model. Reference numerals: 100. A body assembly; 110, screening tank, 120, discharge port; 200. The screening as